Battery pack database file port connector and parameter determination method

Abstract

The invention provides a battery pack database file port connector and a parameter determination method. The connector comprises a fixing piece connected with the surface of a shell cover plate; the floating sealing ring comprises a rectangular sealing ring body, an upper plane sealing ring body on the upper edge of the rectangular sealing ring body is connected with the floating piece, and a bottom plane sealing ring body on the bottom edge of the rectangular sealing ring body is connected with the fixing piece. The connecting cover plate is connected with the surface of the floating piece; the first connecting terminal is arranged in the first accommodating sleeve of the detachable cover plate, and a central hole of the first connecting terminal is coaxial with a central hole of the first copper bar; and the second connecting terminal is arranged in the second accommodating sleeve of the detachable cover plate, and the central hole of the second connecting terminal is coaxial with the central hole of the second copper bar. According to the scheme, position adjustment of the floating part in multiple directions can be achieved through the rectangular sealing ring, position adjustment of the first connecting terminal and the second connecting terminal is achieved, connection accuracy is ensured, connection operation is simple and convenient, and production efficiency can be improved.

Description

Technical Field

[0001] The present invention relates to the technical field of connectors, in particular to a battery pack database file port connector and a parameter determination method. Background Art

[0002] In an automotive or battery management system, a DBC port refers to a database file port for CAN (Controller Area Network) bus communication; during actual installation, due to the production accuracy and installation accuracy of the battery pack, it is easy for the central hole of the connection terminal of the database file port connector to be offset and misaligned with the connection threaded hole of the corresponding communication connection interface. However, the existing battery pack database file port connectors adopt a fixed structure and cannot be adjusted for offset, resulting in difficult installation and affecting production efficiency. Summary of the Invention

[0003] The present invention provides a battery pack database file port connector and a parameter determination method. The rectangular sealing ring of the floating sealing ring can realize the position adjustment of the floating member in multiple directions, realize the position adjustment of the first connection terminal and the second connection terminal, ensure the connection accuracy, the connection operation is simple and convenient, and helps to improve production efficiency.

[0004] To solve the above technical problems, the technical solution of the present invention is as follows:

[0005] A battery pack database file port connector, comprising:

[0006] A fixing member connected and fixed to the surface of the housing cover;

[0007] A floating sealing ring, the floating sealing ring comprising: a rectangular sealing ring, an upper planar sealing ring is formed on the upper edge of the rectangular sealing ring, a bottom planar sealing ring is formed on the bottom edge of the rectangular sealing ring, and the bottom planar sealing ring is connected to the fixing member;

[0008] A floating member, the bottom surface of the floating member is connected to the upper planar sealing ring; the floating member has a floating amount in a preset direction;

[0009] A connection cover plate connected to the surface of the floating member;

[0010] A detachable cover plate connected to the center of the connection cover plate;

[0011] A first connection terminal connected to the battery pack database file port, the first connection terminal is placed in the first accommodation sleeve of the detachable cover plate, the bottom surface of the first connection terminal penetrates through the floating member and abuts against the first copper row in the connection housing, and the central hole of the first connection terminal is coaxial with the central hole of the first copper row;

[0012] A second connection terminal connected to the battery pack database file port, the second connection terminal is placed in the second accommodation sleeve of the detachable cover plate, the bottom surface of the second connection terminal penetrates through the floating member and abuts against the second copper bar in the connection housing, and the central hole of the second connection terminal is coaxial with the central hole of the second copper bar;

[0013] A shielding case, the shielding case is connected to the bottom surface of the floating member, both the first copper bar and the second copper bar are located inside the shielding case, a first elastic contact is formed at the bottom of the shielding case, the first elastic contact abuts against the housing cover plate, a second elastic contact is formed at the upper part of the shielding case, and the second elastic contact penetrates through the surface of the floating member and abuts against the connection cover plate.

[0014] Optionally, a first connection groove for accommodating the bottom planar sealing ring is formed on the bottom surface of the fixing member, a plurality of first connection nuts are uniformly arranged in the first connection groove, the plurality of first connection nuts are inserted into a plurality of first connection through holes on the surface of the bottom planar sealing ring, and the plurality of first connection nuts correspond to a plurality of first positioning holes on the surface of the housing cover plate;

[0015] Limiting frames are formed on both sides of the fixing member, limiting rods are formed on both sides of the floating member, the two limiting rods are respectively inserted into the two limiting frames, limiting baffles are formed on the surfaces of the two limiting rods, and the two limiting baffles respectively correspond to the upper parts of the two limiting frames;

[0016] A plurality of limiting blocks are formed on the surface of the fixing member, and the plurality of limiting blocks correspond to the connection cover plate.

[0017] Optionally, the connector further includes:

[0018] A plurality of connection sleeves penetrating and embedded in the surface of the floating member, the plurality of connection sleeves correspond to a plurality of fourth connection through holes on the surface of the connection cover plate;

[0019] A connecting plate, a plurality of third connection through holes are arranged on the surface of the connecting plate, and the plurality of third connection through holes correspond to the plurality of connection sleeves;

[0020] A second connection groove formed on the bottom surface of the floating member, and the upper planar sealing ring is embedded in the second connection groove;

[0021] A plurality of second connection nuts embedded in the bottom surface of the fixing member, and the plurality of second connection nuts correspond to a plurality of second connection through holes on the surface of the connecting plate;

[0022] A plurality of connection bolts, the plurality of connection bolts penetrate through the plurality of second connection through holes and are threadedly connected to the plurality of second connection nuts;

[0023] The surface of the floating member is provided with an embedded groove, and a surface sealing ring is embedded in the embedded groove, and the surface sealing ring abuts against the connection cover plate.

[0024] Optionally, the connector further includes:

[0025] An insertion slot formed on the bottom surface of the floating member, and the shielding case is inserted into the insertion slot;

[0026] A plurality of first snap grooves are formed on the inner wall of the insertion slot, and a plurality of avoidance openings are formed through the surface of the floating member, and the plurality of avoidance openings are communicated with the plurality of first snap grooves and the insertion slot;

[0027] A plurality of first elastic snaps are formed on the outer side of the shielding case, and the plurality of first elastic snaps correspond to the plurality of first snap grooves;

[0028] A plurality of connecting rings are formed on the outer side of the shielding case, and the plurality of connecting rings correspond to the plurality of second connecting through holes.

[0029] Optionally, the connector further includes;

[0030] A plug-in frame formed on the bottom surface of the detachable cover plate, and a plurality of contact blocks are formed on the outer side of the plug-in frame, and the plurality of contact blocks are in full contact with the inner wall of the through cavity on the surface of the connection cover plate;

[0031] A third accommodation cavity formed on the surface of the floating member for accommodating the plug-in frame, and a first avoidance hole and a second avoidance hole are formed through the bottom surface of the third accommodation cavity, the first avoidance hole corresponds to the first accommodation sleeve, and the second avoidance hole corresponds to the second accommodation sleeve;

[0032] A first accommodation cavity and a second accommodation cavity are formed on the bottom surface of the floating member, the first accommodation cavity and the second accommodation cavity are located in the square space formed by the insertion slot, the first accommodation cavity is communicated with the first avoidance hole, and the first copper row is located in the first accommodation cavity; the second accommodation cavity is communicated with the second avoidance hole, and the second copper row is located in the second accommodation cavity;

[0033] Two polygon grooves are formed on the surface of the detachable cover plate, and the two polygon grooves are respectively communicated with the first accommodation sleeve and the second accommodation sleeve;

[0034] Polygon plates are formed on the surfaces of the first connection terminal and the second connection terminal, and the two polygon plates are respectively adapted to the two polygon grooves.

[0035] Optionally, the connector further includes:

[0036] A second avoidance cavity is formed through the surface of the machine shell cover plate, and the second avoidance cavity corresponds to the floating member;

[0037] A plurality of positioning cavities formed through the surface of the housing cover plate, and the plurality of positioning cavities correspond to the plurality of connecting sleeves;

[0038] A positioning groove provided on the surface of the connecting housing for accommodating the housing cover plate, and a plurality of first threaded holes are provided on the inner bottom surface of the positioning groove, and the plurality of first threaded holes correspond to the plurality of second positioning holes on the surface of the housing cover plate;

[0039] A bottom opening formed through the bottom surface of the connecting housing, and the bottom opening corresponds to the second avoidance cavity;

[0040] A housing bottom cover for sealing the bottom opening, and a plurality of third positioning holes are formed through the periphery of the housing bottom cover, and the plurality of third positioning holes correspond to the plurality of second threaded holes on the bottom surface of the connecting housing;

[0041] A bottom sealing ring, and the bottom sealing ring is located between the surface of the housing bottom cover and the bottom surface of the connecting housing.

[0042] Optionally, the connector further includes:

[0043] A fixing sleeve formed on the bottom surface of the detachable cover plate;

[0044] A signal interlock connector socket provided inside the fixing sleeve, and the signal interlock connector socket is connected in series in the power supply circuit of the battery pack;

[0045] A signal interlock connector plug, and the signal interlock connector plug is inserted and connected to the signal interlock connector socket;

[0046] A third avoidance hole formed through the surface of the floating member, and the third avoidance hole corresponds to the fixing sleeve and the second avoidance cavity.

[0047] Optionally, the connector further includes:

[0048] A limiting ring formed on the inner wall of the bottom opening, and a plurality of limiting card slots are provided on the surface of the limiting ring;

[0049] A dust-proof frame, and a plurality of limiting buckles are provided on the outer side of the dust-proof frame, and the plurality of limiting buckles correspond to the plurality of limiting card slots, and a plurality of positioning blocks are provided below the plurality of limiting buckles. When the plurality of limiting buckles are snapped into the plurality of limiting card slots, the plurality of positioning blocks abut against the bottom surface of the limiting ring;

[0050] A fourth accommodating cavity for accommodating the first copper row and the second copper row is formed through the surface of the dust-proof frame, and the fourth accommodating cavity is communicated with the bottom end of the opening of the dust-proof frame;

[0051] A plurality of fourth avoidance holes are formed through the surface of the dust-proof frame, and the plurality of fourth avoidance holes correspond to the plurality of positioning cavities;

[0052] A plurality of third connecting nuts are embedded inside the dust-proof frame;

[0053] A dust-proof bottom plate, which is located inside the dust-proof frame to seal the fourth accommodation cavity and a plurality of fourth avoidance holes. A plurality of fifth connecting through holes are penetrated through the surface of the dust-proof bottom plate, and the plurality of fifth connecting through holes correspond to the plurality of third connecting nuts;

[0054] A first avoidance cavity is penetrated through the surface of the dust-proof bottom plate, and the first avoidance cavity corresponds to the third avoidance hole.

[0055] Optionally, the connector further includes:

[0056] A housing, the signal interlocking connector plug is fixedly connected inside the housing, and a second elastic buckle is arranged on the outer side of the housing, and the second elastic buckle is adapted to the second buckle groove on the outer side of the fixed sleeve;

[0057] A reinforcing surrounding plate is formed around the first avoidance cavity, a blocking frame is formed on the upper part of the reinforcing surrounding plate, and a blocking rod with an L-shaped structure is formed between the inner top surface of the blocking frame and the inner wall of the first avoidance cavity;

[0058] A positioning frame is formed on the outer side of the housing, the positioning frame is located inside the blocking frame, and the blocking rod penetrates through the inside of the positioning frame;

[0059] A notch is penetrated through the outer side of the positioning frame.

[0060] The present invention also provides a method for determining the parameters of a battery pack database file port connector. The connector is the battery pack database file port connector as described above. The method includes:

[0061] Obtain the size parameters and material parameters of the rectangular sealing ring;

[0062] According to the size parameters and material parameters of the rectangular sealing ring, obtain the first floating amount in the first direction, the second floating amount in the second direction, and the third floating amount in the third direction of the floating member;

[0063] According to the first floating amount and the second floating amount, determine the clearance width in the horizontal direction between the floating member and the fixed member of the database file port connector;

[0064] According to the third floating amount, determine the height difference between the upper surface of the floating member and the upper surface of the fixed member.

[0065] The above scheme of the present invention at least includes the following beneficial effects:

[0066] In the above solution of the present invention, the floating sealing ring is used to achieve the sealed connection between the floating part and the fixed part, with good sealing performance; the rectangular sealing ring of the floating sealing ring can achieve the position adjustment of the floating part in multiple directions, realize the position adjustment of the first connection terminal and the second connection terminal, ensure the connection accuracy, the connection operation is simple and convenient, which helps to improve the production efficiency; the shielding is carried out through the shielding case to avoid electric leakage and ensure the use safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0067] Figure 1 is the front view sectional view of the battery pack database file port connector provided by the embodiment of the present invention;

[0068] Figure 2 is the exploded view of the battery pack database file port connector provided by the embodiment of the present invention;

[0069] Figure 3 is the front view sectional view of the floating sealing ring in the battery pack database file port connector provided by the embodiment of the present invention;

[0070] Figure 4 is the exploded view from the bottom view angle of the connection structure of the fixed part, the floating sealing ring and the housing cover plate in the battery pack database file port connector provided by the embodiment of the present invention;

[0071] Figure 5 is the exploded view from the bottom view angle of the connection structure between the floating part and the floating sealing ring in the battery pack database file port connector provided by the embodiment of the present invention;

[0072] Figure 6 is the front view sectional view of the floating part in the battery pack database file port connector provided by the embodiment of the present invention;

[0073] Figure 7 is the exploded view of the connection structure between the floating part and the connection cover plate in the battery pack database file port connector provided by the embodiment of the present invention;

[0074] Figure 8 is the exploded view of the installation structure of the dust-proof frame in the battery pack database file port connector provided by the embodiment of the present invention;

[0075] Figure 9 is the right view sectional view of the dust-proof frame in the battery pack database file port connector provided by the embodiment of the present invention;

[0076] Figure 10 is the structural schematic diagram of the dust-proof bottom plate in the battery pack database file port connector provided by the embodiment of the present invention;

[0077] Figure 11It is a flowchart of a method for determining the parameters of a battery pack database file port connector provided by an embodiment of the present invention.

[0078] The reference numerals are explained as follows:

[0079] 1. Fixing member; 11. Limit frame; 12. First connection groove; 13. First connection nut; 14. Limit block; 2. Floating sealing ring; 21. Rectangular sealing ring; 22. Upper plane sealing ring; 23. Bottom plane sealing ring; 24. First connection through hole; 31. Floating member; 311. Limit rod; 3111. Limit baffle; 312. Second connection groove; 313. Embedding groove; 314. Second connection nut; 315. Connection sleeve; 316. Insertion slot; 3161. First buckle slot; 3162. Avoidance opening; 317. First accommodation cavity; 318. Second accommodation cavity; 319. Third accommodation cavity; 3191. First avoidance hole; 3192. Second avoidance hole; 3193. Third avoidance hole; 32. Surface sealing ring; 33. Connection plate; 331. Connection bolt; 332. Second connection through hole; 333. Third connection through hole; 41. Connection cover plate; 411. Through cavity; 412. Fourth connection through hole; 42. Removable cover plate; 421. Insertion frame; 422. Contact block; 423. First accommodation sleeve; 424. Second accommodation sleeve; 425. Fixed sleeve; 426. Second buckle slot; 427. Polygonal groove; 43. First connection terminal; 44. Second connection terminal; 45. Polygonal plate; 5. Shielding case; 51. First elastic contact; 52. Connection ring; 53. Second elastic contact; 54. First elastic buckle; 61. Dust-proof frame; 611. Fourth accommodation cavity; 612. Fourth avoidance hole; 613. Limit buckle; 614. Positioning block; 615. Third connection nut; 62. Dust-proof bottom plate; 621. Fifth connection through hole; 622. Reinforcing rib; 623. First avoidance cavity; 624. Blocking rod; 625. Blocking frame; 71. Machine shell cover plate; 711. First positioning hole; 712. Second avoidance cavity; 713. Positioning cavity; 714. Second positioning hole; 72. Connecting machine shell; 721. Positioning groove; 722. First threaded hole; 723. Limit ring; 724. Limit card slot; 725. Bottom opening; 726. Second threaded hole; 73. Machine shell bottom cover; 731. Third positioning hole; 732. Bottom sealing ring; 74. First copper bar; 75. Second copper bar; 81. Signal interlock connector plug; 82. Outer shell; 83. Second elastic buckle; 84. Positioning frame; 85. Notch. Detailed implementation manners

[0080] Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present invention can be more thoroughly understood and the scope of the present invention can be fully conveyed to those skilled in the art.

[0081] As Figures 1 to 10 shown, an embodiment of the present invention provides a battery pack database file port connector, including:

[0082] A fixing member 1 connected and fixed to the surface of the housing cover plate 71, and the fixing member 1 is a frame structure;

[0083] A floating sealing ring 2, and the floating sealing ring 2 includes: a rectangular sealing ring 21, an upper planar sealing ring 22 is formed on the upper edge of the rectangular sealing ring 21, a bottom planar sealing ring 23 is formed on the bottom edge of the rectangular sealing ring 21, and the bottom planar sealing ring 23 is connected to the fixing member 1;

[0084] A floating member 31, the bottom surface of the floating member 31 is connected to the upper planar sealing ring 22; the floating member 31 has a floating amount in a preset direction;

[0085] A connection cover plate 41 connected to the surface of the floating member 31;

[0086] A detachable cover plate 42 connected to the center of the connection cover plate 41;

[0087] A first connection terminal 43 connected to the battery pack database file port, the first connection terminal 43 is placed in the first receiving sleeve 423 of the detachable cover plate 42, the bottom surface of the first connection terminal 43 penetrates through the floating member 31 and abuts against the first copper row 74 in the connection housing 72, and the central hole of the first connection terminal 43 is coaxial with the central hole of the first copper row 74;

[0088] A second connection terminal 44 connected to the battery pack database file port, the second connection terminal 44 is placed in the second receiving sleeve 424 of the detachable cover plate 42, the bottom surface of the second connection terminal 44 penetrates through the floating member 31 and abuts against the second copper row 75 in the connection housing 72, and the central hole of the second connection terminal 44 is coaxial with the central hole of the second copper row 75;

[0089] A shielding case 5, the shielding case 5 is connected to the bottom surface of the floating member 31, both the first copper row 74 and the second copper row 75 are located inside the shielding case 5, a first elastic contact 51 is formed on the bottom of the shielding case 5, the first elastic contact 51 abuts against the housing cover plate 71, and a second elastic contact 53 is formed on the upper part of the shielding case 5, the second elastic contact 53 penetrates through the surface of the floating member 31 and abuts against the connection cover plate 41.

[0090] In this embodiment, since the bottom planar sealing ring 23 is connected to the fixing member 1 and the bottom surface of the floating member 31 is connected to the upper planar sealing ring 22, the floating of the floating member 31 can be achieved through the elastic deformation of the rectangular sealing ring 21. Specifically, taking the length direction of the rectangular sealing ring 21 as the first direction, the floating of the floating member 31 along the first direction can be achieved, thereby realizing the position adjustment of the floating member 31 along the first direction; taking the width direction of the rectangular sealing ring 21 as the second direction, the floating of the floating member 31 along the second direction can be achieved, thereby realizing the position adjustment of the floating member 31 along the second direction; taking the height direction of the rectangular sealing ring 21 as the third direction, the floating of the floating member 31 along the third direction can be achieved, thereby realizing the position adjustment of the floating member 31 along the third direction, and thus the multi-directional position adjustment of the floating member 31 can be achieved. In specific applications, the floating amount of the floating member 31 in the three directions is greater than 2.7 mm;

[0091] The connecting machine case 72 is connected to the outer shell 82 of the battery pack. After the installation of the battery pack is completed, there is a deviation and misalignment between the actual positions of the first connecting terminal 43 and the second connecting terminal 44 and the connecting threaded holes of the communication connection interface; since the connecting cover plate 41 is connected to the floating member 31, through the multi-directional position adjustment of the floating member 31, the position adjustment of the connecting cover plate 41 and the position adjustment of the detachable cover plate 42 can be achieved, and finally the position adjustment of the first connecting terminal 43 and the second connecting terminal 44 can be achieved, so that the central holes of the first connecting terminal 43 and the second connecting terminal 44 are coaxial with the connecting threaded holes of the communication connection interface, and thus bolts are sequentially passed through the central holes of the first copper row 74 and the first connecting terminal 43, and the central holes of the second copper row 75 and the second connecting terminal 44, and are threadedly connected to the connecting threaded holes of the communication connection interface;

[0092] Through the rectangular sealing ring 21 of the floating sealing ring 2, the multi-directional position adjustment of the floating member 31 can be achieved, the position adjustment of the first connecting terminal 43 and the second connecting terminal 44 can be achieved, the connection accuracy can be ensured, the connection operation is simple and convenient, and it helps to improve the production efficiency;

[0093] By arranging a shielding case 5 on the bottom surface of the floating member 31, and both the first copper row 74 and the second copper row 75 are located inside the shielding case 5, a first elastic contact 51 is formed at the bottom of the shielding case 5, the first elastic contact 51 abuts against the machine case cover plate 71, a second elastic contact 53 is formed at the upper part of the shielding case 5, the second elastic contact 53 penetrates the surface of the floating member 31 and abuts against the connecting cover plate 41, so that the shielding case 5 is connected to the ground of the machine case, and the shielding effect is achieved through the shielding case 5 to avoid electric leakage and ensure the use safety;

[0094] The surfaces and bottom surfaces of the upper planar sealing ring 22 and the bottom planar sealing ring 23 are provided with a plurality of convex ribs, and each convex rib is distributed in a frame structure, which can improve the connection sealing performance between the upper planar sealing ring 22 and the floating member 31, and improve the connection sealing performance between the bottom planar sealing ring 23 and the fixed member 1; the floating sealing ring 2 is used to achieve the sealed connection between the floating member 31 and the fixed member 1, and the overall sealing performance is good.

[0095] As Figure 4 shown, in an optional embodiment of the present invention, a first connection groove 12 for accommodating the bottom planar sealing ring 23 is formed on the bottom surface of the fixed member 1. A plurality of first connection nuts 13 are uniformly arranged in the first connection groove 12. The plurality of first connection nuts 13 are inserted into a plurality of first connection through holes 24 on the surface of the bottom planar sealing ring 23, and the plurality of first connection nuts 13 correspond to a plurality of first positioning holes 711 on the surface of the machine shell cover plate 71;

[0096] Limit frames 11 are formed on both sides of the fixed member 1, and limit rods 311 are formed on both sides of the floating member 31. The two limit rods 311 are respectively inserted into the two limit frames 11. Limit baffles 3111 are formed on the surfaces of the two limit rods 311, and the two limit baffles 3111 respectively correspond to the upper parts of the two limit frames 11;

[0097] A plurality of limit blocks 14 are formed on the surface of the fixed member 1, and the plurality of limit blocks 14 correspond to the connection cover plate 41.

[0098] In this embodiment, when connecting the fixed member 1 with the machine shell cover plate 71 and the bottom planar sealing ring 23, the bottom planar sealing ring 23 is embedded into the first connection groove 12, and the plurality of first connection nuts 13 are inserted into the plurality of first connection through holes 24. The fixed member 1 is placed on the surface of the machine shell cover plate 71, and the bottom surface of the bottom planar sealing ring 23 is in contact with the surface of the machine shell cover plate 71. And the plurality of first connection nuts 13 are coaxially corresponding to the plurality of first positioning holes 711. A plurality of bolts are used to penetrate the plurality of first positioning holes 711 and are threadedly connected with the plurality of first connection nuts 13 to realize the sealed connection among the fixed member 1, the bottom planar sealing ring 23 and the machine shell cover plate 71;

[0099] The plurality of first connection nuts 13 are uniformly distributed along the periphery of the fixed member 1 to ensure that after the sealed connection among the fixed member 1, the bottom planar sealing ring 23 and the machine shell cover plate 71, the fixed member 1 is uniformly stressed, and the bottom surface of the bottom planar sealing ring 23 is in full contact with the surface of the machine shell cover plate 71 to ensure the sealing performance;

[0100] The position adjustment limit of the floating member 31 in the first direction is achieved by limiting between two limiting rods 311 and two limiting frames 11, so as to avoid damage to the rectangular sealing ring 21 caused by excessive position adjustment; the position adjustment limit of the floating member 31 in the second direction is achieved by limiting between two limiting baffles 3111 and two limiting frames 11, so as to avoid damage to the rectangular sealing ring 21 caused by excessive position adjustment; the position adjustment limit of the floating member 31 in the third direction is achieved by limiting between multiple limiting blocks 14 and the connecting cover plate 41, so as to avoid damage to the rectangular sealing ring 21 caused by excessive position adjustment. While satisfying the multi-directional position adjustment of the floating member 31, the position adjustment of the floating member 31 is limited to avoid damage to the rectangular sealing ring 21 caused by excessive position adjustment.

[0101] As Figure 5 shown, in an optional embodiment of the present invention, the connector further includes:

[0102] A plurality of connecting sleeves 315 penetrating and embedded on the surface of the floating member 31, and the plurality of connecting sleeves 315 correspond to a plurality of fourth connecting through holes 412 on the surface of the connecting cover plate 41;

[0103] A connecting plate 33, the connecting plate 33 has a frame-shaped structure, and a plurality of third connecting through holes 333 are provided on the surface of the connecting plate 33, and the plurality of third connecting through holes 333 correspond to the plurality of connecting sleeves 315;

[0104] A second connecting groove 312 formed on the bottom surface of the floating member 31, and an upper planar sealing ring 22 is embedded in the second connecting groove 312;

[0105] A plurality of second connecting nuts 314 embedded in the bottom surface of the fixing member 1, and the plurality of second connecting nuts 314 correspond to a plurality of second connecting through holes 332 on the surface of the connecting plate 33;

[0106] A plurality of connecting bolts 331, the plurality of connecting bolts 331 penetrate through the plurality of second connecting through holes 332 and are threadedly connected to the plurality of second connecting nuts 314;

[0107] An embedding groove 313 is provided on the surface of the floating member 31, and a surface sealing ring 32 is embedded inside the embedding groove 313, and the surface sealing ring 32 abuts against the connecting cover plate 41.

[0108] In this embodiment, when connecting the floating member 31, the upper planar sealing ring 22, and the connection cover plate 41, the upper planar sealing ring 22 is embedded into the second connection groove 312; the connection plate 33 is placed on the bottom surface of the floating member 31, and the connection plate 33 abuts against the bottom surface of the upper planar sealing ring 22. A plurality of third connection through holes 333 correspond to a plurality of connection sleeves 315, and a plurality of second connection through holes 332 correspond to a plurality of second connection nuts 314. A plurality of connection bolts 331 penetrate through the plurality of second connection through holes 332 and are threadedly connected to the plurality of second connection nuts 314 to realize the connection between the connection plate 33 and the floating member 31. The upper planar sealing ring 22 is pressed and fixed in the second connection groove 312 through the connection plate 33 to realize the connection between the upper planar sealing ring 22 and the floating member 31;

[0109] The surface sealing ring 32 is embedded into the embedding groove 313, the connection cover plate 41 is placed on the surface of the floating member 31, and the connection cover plate 41 abuts against the surface of the surface sealing ring 32. A plurality of fourth connection through holes 412 correspond to a plurality of connection sleeves 315. After the multi-directional position adjustment of the floating member 31 is completed, a plurality of third connection through holes 333, a plurality of connection sleeves 315, and a plurality of fourth connection through holes 412 correspond to a plurality of positioning threaded holes of the communication connection interface. A plurality of bolts penetrate through the plurality of third connection through holes 333, the plurality of connection sleeves 315, and the plurality of fourth connection through holes 412 and are threadedly connected to the plurality of positioning threaded holes of the communication connection interface to realize the connection between the connection cover plate 41, the floating member 31, and the communication connection interface;

[0110] Both the surface and the bottom surface of the surface sealing ring 32 are provided with a plurality of convex ribs, and each convex rib is distributed in a frame structure, which can improve the sealing performance between the surface sealing ring 32, the connection cover plate 41, and the floating member 31;

[0111] A plurality of connection sleeves 315 are distributed at the four corners of the floating member 31, which can ensure the connection stability between the floating member 31, the connection cover plate 41, and the communication connection interface;

[0112] A plurality of second connection nuts 314 are evenly distributed along the periphery of the floating member 31 to ensure that after the connection plate 33 is connected to the floating member 31, the connecting member is fully stressed, improve the pressing effect of the connecting member on the upper planar sealing ring 22, and ensure the sealing performance of the connection among the connection plate 33, the upper planar sealing ring 22, and the floating member 31.

[0113] As Figure 5 and Figure 6 shown, in an alternative embodiment of the present invention, the connector further includes:

[0114] An insertion slot 316 formed on the bottom surface of the floating member 31, and the shielding case 5 is inserted into the insertion slot 316;

[0115] A plurality of first buckle grooves 3161 are formed on the inner wall of the insertion slot 316. A plurality of avoidance openings 3162 are formed through the surface of the floating member 31. The plurality of avoidance openings 3162 communicate with the plurality of first buckle grooves 3161 and the insertion slot 316;

[0116] A plurality of first elastic buckles 54 are formed on the outer side of the shielding case 5. The plurality of first elastic buckles 54 correspond to the plurality of first buckle grooves 3161;

[0117] A plurality of connecting rings 52 are formed on the outer side of the shielding case 5. The plurality of connecting rings 52 correspond to the plurality of second connecting through holes 332.

[0118] In this embodiment, the upper planar sealing ring 22 is embedded in the second connecting groove 312. After the connecting plate 33 is placed on the bottom surface of the floating member 31, the shielding case 5 is inserted into the insertion slot 316. The plurality of first elastic buckles 54 enter the plurality of first buckle grooves 3161, thereby clamping and fixing the shielding case 5 in the insertion slot 316; the plurality of connecting rings 52, the plurality of second connecting through holes 332 and the plurality of second connecting nuts 314 correspond to each other. The plurality of connecting bolts 331 pass through the plurality of connecting rings 52 and the plurality of second connecting through holes 332 and are threadedly connected to the plurality of second connecting nuts 314 to realize the connection and fixation of the shielding case 5, and the shielding case 5 has high stability;

[0119] By providing the plurality of avoidance openings 3162, it is convenient to apply pressure to the plurality of first elastic buckles 54 to realize the separation of the plurality of first elastic buckles 54 from the plurality of first buckle grooves 3161, thereby releasing the clamping and fixing of the shielding case 5 in the insertion slot 316;

[0120] In this embodiment, a notch for the plurality of first elastic contacts 51 to penetrate is provided on the surface of the floating member 31, which is convenient for the plurality of first elastic contacts 51 to contact the connection cover plate 41.

[0121] Such as Figure 5 and Figure 7 shown, in an alternative embodiment of the present invention, the connector further includes;

[0122] A plug-in frame 421 formed on the bottom surface of the detachable cover plate 42. A plurality of contact blocks 422 are formed on the outer side of the plug-in frame 421. The plurality of contact blocks 422 are in full contact with the inner wall of the through cavity 411 on the surface of the connection cover plate 41;

[0123] A third receiving cavity 319 formed on the surface of the floating member 31 for receiving the plug-in frame 421. A first avoidance hole 3191 and a second avoidance hole 3192 are formed through the bottom surface of the third receiving cavity 319. The first avoidance hole 3191 corresponds to the first receiving sleeve 423, and the second avoidance hole 3192 corresponds to the second receiving sleeve 424;

[0124] The first receiving cavity 317 and the second receiving cavity 318 formed on the bottom surface of the floating member 31. The first receiving cavity 317 and the second receiving cavity 318 are located within the square space formed by the insertion slot 316. The first receiving cavity 317 is in communication with the first avoidance hole 3191, and the first copper row 74 is located within the first receiving cavity 317; the second receiving cavity 318 is in communication with the second avoidance hole 3192, and the second copper row 75 is located within the second receiving cavity 318;

[0125] Two polygon grooves 427 formed on the surface of the detachable cover plate 42. The two polygon grooves 427 are respectively in communication with the first receiving sleeve 423 and the second receiving sleeve 424;

[0126] The polygon plates 45 formed on the surfaces of the first connection terminal 43 and the second connection terminal 44. The two polygon plates 45 are respectively adapted to the two polygon grooves 427.

[0127] In this embodiment, the insertion frame 421 is inserted into the through cavity 411, and the plurality of contact blocks 422 are in full contact with the inner wall of the through cavity 411 on the surface of the connection cover plate 41, realizing the detachable connection between the detachable cover plate 42 and the connection cover plate 41;

[0128] The first copper row 74 is received by the first receiving cavity 317, and the first copper row 74 is abutted against the first connection terminal 43 through the first avoidance hole 3191, making the central holes of the first copper row 74 and the first connection terminal 43 correspond; the second copper row 75 is received by the second receiving cavity 318, and the second copper row 75 is abutted against the second connection terminal 44 through the second avoidance hole 3192, making the central holes of the second copper row 75 and the second connection terminal 44 correspond, facilitating the connection between the first copper row 74 and the first connection terminal 43, and the second copper row 75 and the second connection terminal 44 with the connection threaded holes of the communication connection interface; by providing the first receiving cavity 317 and the second receiving cavity 318 on the bottom surface of the floating member 31 for receiving the first copper row 74 and the second copper row 75 respectively, and isolating the first copper row 74 and the second copper row 75 by the insulating material between the first receiving cavity 317 and the second receiving cavity 318, the creepage between the first copper row 74 and the second copper row 75 is within a safe range, ensuring overall safety;

[0129] The first connection terminal 43 and the second connection terminal 44 are limited by the cooperation of the two polygon plates 45 and the two polygon grooves 427, preventing the first connection terminal 43 and the second connection terminal 44 from rotating and ensuring the stability of the first connection terminal 43 and the second connection terminal 44.

[0130] As Figure 8 and Figure 9 shown, in an alternative embodiment of the present invention, the connector further includes:

[0131] Penetratingly formed on the surface of the housing cover plate 71 is a second avoidance cavity 712, and the second avoidance cavity 712 corresponds to the floating member 31;

[0132] Penetratingly formed on the surface of the housing cover plate 71 are a plurality of positioning cavities 713, and the plurality of positioning cavities 713 correspond to the plurality of connection sleeves 315;

[0133] A positioning groove 721 provided on the surface of the connecting housing 72 for accommodating the housing cover plate 71 is provided. A plurality of first threaded holes 722 are provided on the inner bottom surface of the positioning groove 721, and the plurality of first threaded holes 722 correspond to the plurality of second positioning holes 714 on the surface of the housing cover plate 71;

[0134] A bottom opening 725 penetratingly provided on the bottom surface of the connecting housing 72 corresponds to the second avoidance cavity 712;

[0135] A housing bottom cover 73 for sealing the bottom opening 725 is provided. A plurality of third positioning holes 731 are penetratingly provided around the housing bottom cover 73, and the plurality of third positioning holes 731 correspond to the plurality of second threaded holes 726 on the bottom surface of the connecting housing 72;

[0136] A bottom sealing ring 732 is provided between the surface of the housing bottom cover 73 and the bottom surface of the connecting housing 72.

[0137] In this embodiment, by providing the second avoidance cavity 712 and the plurality of positioning cavities 713 on the housing cover plate 71, and by providing the bottom opening 725 on the bottom surface of the connecting housing, it is convenient to connect the shielding case 5, the connecting plate 33, the floating member 31 and the connecting cover plate 41 from the bottom opening 725, reducing the installation difficulty; the bottom opening 725 is sealed by the housing bottom cover 73 and the bottom sealing ring 732 to ensure the sealing effect;

[0138] The detachable connection between the housing cover plate 71 and the connecting housing 72 is realized by the cooperation of the plurality of first threaded holes 722 and the plurality of second positioning holes 714 with bolts; the detachable connection between the housing bottom cover 73 and the connecting housing 72 is realized by the cooperation of the plurality of third positioning holes 731 and the plurality of second threaded holes 726 with bolts.

[0139] As Figure 5 and Figure 10 shown, in an alternative embodiment of the present invention, the connector further includes:

[0140] A fixed sleeve 425 formed on the bottom surface of the detachable cover plate 42;

[0141] A signal interlock connector socket provided inside the fixed sleeve 425 is connected in series in the power supply circuit of the battery pack;

[0142] The signal interlock connector plug 81 is plugged into the signal interlock connector socket;

[0143] The third avoidance hole 3193 formed through the surface of the floating member 31 corresponds to the fixed sleeve 425 and the second avoidance cavity 712.

[0144] In this embodiment, the signal interlock connector plug 81 can be easily inserted into the fixed sleeve 425 through the third avoidance hole 3193, realizing the plug-in connection between the signal interlock connector plug 81 and the signal interlock connector socket, and realizing the path of the power supply circuit of the battery pack; when performing maintenance, the signal interlock connector plug 81 is pulled out to release the plug-in connection between the signal interlock connector plug 81 and the signal interlock connector socket, realizing the open circuit of the power supply circuit of the battery pack and ensuring the safety of personnel during maintenance.

[0145] As Figures 8 to 10 shown, in an alternative embodiment of the present invention, the connector further includes:

[0146] The limiting ring 723 formed on the inner wall of the bottom opening 725, and a plurality of limiting slots 724 are arranged on the surface of the limiting ring 723;

[0147] The dust-proof frame 61, a plurality of limiting buckles 613 are arranged on the outer side of the dust-proof frame 61, the plurality of limiting buckles 613 correspond to the plurality of limiting slots 724, and a plurality of positioning blocks 614 are arranged below the plurality of limiting buckles 613. When the plurality of limiting buckles 613 are snapped into the plurality of limiting slots 724, the plurality of positioning blocks 614 abut against the bottom surface of the limiting ring 723;

[0148] A fourth receiving cavity 611 for accommodating the first copper bar 74 and the second copper bar 75 is formed through the surface of the dust-proof frame 61, and the fourth receiving cavity 611 communicates with the bottom end of the opening of the dust-proof frame 61;

[0149] A plurality of fourth avoidance holes 612 are formed through the surface of the dust-proof frame 61, and the plurality of fourth avoidance holes 612 correspond to the plurality of positioning cavities 713;

[0150] A plurality of third connecting nuts 615 are embedded inside the dust-proof frame 61;

[0151] The dust-proof bottom plate 62 is located inside the dust-proof frame 61 to seal the fourth receiving cavity 611 and the plurality of fourth avoidance holes 612. A plurality of fifth connecting through holes 621 are formed through the surface of the dust-proof bottom plate 62, and the plurality of fifth connecting through holes 621 correspond to the plurality of third connecting nuts 615;

[0152] A first avoidance cavity 623 is formed through the surface of the dust-proof bottom plate 62, and the first avoidance cavity 623 corresponds to the third avoidance hole 3193.

[0153] In this embodiment, during installation, the dust-proof frame 61 is inserted into the bottom opening 725 from bottom to top, and a plurality of fourth avoidance holes 612 correspond to a plurality of positioning cavities 713, so that a plurality of limit buckles 613 enter a plurality of limit clamping grooves 724, and a plurality of positioning blocks 614 abut against the bottom surface of the limit ring 723, completing the installation of the dust-proof frame 61; the dust-proof bottom plate 62 is placed in the dust-proof frame 61, so that a plurality of fifth connection through holes 621 correspond to a plurality of third connection nuts 615, and a plurality of bolts penetrate through the plurality of fifth connection through holes 621 and are threadedly connected to the plurality of third connection nuts 615, completing the installation of the dust-proof bottom plate 62. The fourth accommodation cavity 611 and the plurality of fourth avoidance holes 612 are sealed by the dust-proof bottom plate 62;

[0154] By installing the dust-proof frame 61 in the connection housing 72 and installing the dust-proof bottom plate 62 in the dust-proof frame 61, the first copper bar 74 and the second copper bar 75 are in a relatively sealed space, which helps to avoid electric leakage while dust-proof and ensures the use safety.

[0155] As Figure 5 and Figure 10 shown, in an alternative embodiment of the present invention, the connector further includes:

[0156] A housing 82, the signal interlock connector plug 81 is fixedly connected in the housing 82, and a second elastic buckle 83 is arranged on the outer side of the housing 82, and the second elastic buckle 83 is adapted to the second buckle groove 426 on the outer side of the fixed sleeve 425;

[0157] A reinforcing rib plate 622 is formed around the first avoidance cavity 623, a blocking frame 625 is formed on the upper part of the reinforcing rib plate 622, and a blocking rod 624 with an L-shaped structure is formed between the inner top surface of the blocking frame 625 and the inner wall of the first avoidance cavity 623;

[0158] A positioning frame 84 is formed on the outer side of the housing 82, the positioning frame 84 is located inside the blocking frame 625, and the blocking rod 624 penetrates through the inside of the positioning frame 84;

[0159] A notch 85 is formed through the outer side of the positioning frame 84.

[0160] In this embodiment, when the signal interlock connector plug 81 is inserted into the fixing sleeve 425 and is in plug-in connection with the signal interlock connector socket, the second elastic buckle 83 enters the second buckle groove 426 to realize the locking of the plug-in connection between the signal interlock connector plug 81 and the signal interlock connector socket; when maintenance is required, the clamping between the second elastic buckle 83 and the second buckle groove 426 is released, and the signal interlock connector plug 81 is pulled out. The positioning frame 84 is limited by the blocking frame 625 and the blocking rod 624, so that the positioning frame 84 is suspended on the blocking rod 624, so that the housing 82 and the signal interlock connector plug 81 are suspended and connected to the dust-proof bottom plate 62, which can effectively prevent the housing 82 and the signal interlock connector plug 81 from falling and being lost, and ensure the use safety of the signal interlock connector plug 81; at the same time, there is a gap between the blocking frame 625 and the blocking rod 624 and the positioning frame 84, which will not cause interference when adjusting the position of the floating member 31.

[0161] The assembly and connection method of the battery pack database file port connector is as follows:

[0162] The connection of the fixing member 1 with the housing cover plate 71 and the bottom plane sealing ring 23 makes the bottom plane sealing ring 23 embedded in the first connection groove 12. A plurality of first connection nuts 13 are inserted into a plurality of first connection through holes 24. The fixing member 1 is placed on the surface of the housing cover plate 71. The bottom surface of the bottom plane sealing ring 23 is in contact with the surface of the housing cover plate 71, and a plurality of first connection nuts 13 are coaxially corresponding to a plurality of first positioning holes 711. A plurality of bolts pass through a plurality of first positioning holes 711 and are threadedly connected with a plurality of first connection nuts 13 to realize the sealed connection of the fixing member 1, the bottom plane sealing ring 23 and the housing cover plate 71;

[0163] The connection of the floating member 31 with the upper plane sealing ring 22 and the shielding case 5. The upper plane sealing ring 22 is embedded in the second connection groove 312; the connecting plate 33 is placed on the bottom surface of the floating member 31, and the connecting plate 33 abuts against the bottom surface of the upper plane sealing ring 22. A plurality of third connection through holes 333 correspond to a plurality of connection sleeves 315, and a plurality of second connection through holes 332 correspond to a plurality of second connection nuts 314; the shielding case 5 is inserted into the insertion slot 316, and a plurality of first elastic buckles 54 enter a plurality of first buckle grooves 3161, so as to clamp and fix the shielding case 5 in the insertion slot 316; a plurality of connection rings 52, a plurality of second connection through holes 332 and a plurality of second connection nuts 314 correspond to each other. A plurality of connection bolts 331 pass through a plurality of connection rings 52 and a plurality of second connection through holes 332 and are threadedly connected with a plurality of second connection nuts 314; the connection of the floating member 31, the upper plane sealing ring 22, the connecting plate 33 and the shielding case 5 is completed;

[0164] Connect the connection cover plate 41 and the detachable cover plate 42. Embed the surface sealing ring 32 into the embedding groove 313, place the connection cover plate 41 on the surface of the floating member 31, make the surface of the connection cover plate 41 abut against the surface of the surface sealing ring 32, and make a plurality of fourth connection through holes 412 correspond to a plurality of connection sleeves 315; insert the insertion frame 421 into the through cavity 411, and make a plurality of contact blocks 422 fully contact the inner wall of the through cavity 411 on the surface of the connection cover plate 41 to realize the detachable connection between the detachable cover plate 42 and the connection cover plate 41; place the first connection terminal 43 in the first receiving sleeve 423, place the second connection terminal 44 in the second receiving sleeve 424, make the first copper row 74 placed in the first receiving cavity 317, and make the first copper row 74 abut against the first connection terminal 43; make the second copper row 75 placed in the second receiving cavity 318, and make the second copper row 75 abut against the second connection terminal 44;

[0165] Adjust the position of the floating member 31 so that a plurality of third connection through holes 333, a plurality of connection sleeves 315 and a plurality of fourth connection through holes 412 correspond to a plurality of positioning threaded holes of the communication connection interface, and make the central holes of the first connection terminal 43 and the second connection terminal 44 coaxial with the connection threaded holes of the communication connection interface; pass a plurality of bolts through a plurality of third connection through holes 333, a plurality of connection sleeves 315 and a plurality of fourth connection through holes 412, and threadedly connect them with a plurality of positioning threaded holes of the communication connection interface to realize the connection between the connection cover plate 41, the floating member 31 and the communication connection interface; use bolts to sequentially pass through the central holes of the first copper row 74 and the first connection terminal 43, and the central holes of the second copper row 75 and the second connection terminal 44, and threadedly connect them with the connection threaded holes of the communication connection interface; connect the first copper row 74 and the second copper row 75 to the battery pack database file port;

[0166] Insert the dust-proof frame 61 into the bottom opening 725 from bottom to top, and make a plurality of fourth avoidance holes 612 correspond to a plurality of positioning cavities 713, so that a plurality of limit buckles 613 enter a plurality of limit card slots 724, and make a plurality of positioning blocks 614 abut against the bottom surface of the limit ring 723 to complete the installation of the dust-proof frame 61; place the dust-proof bottom plate 62 in the dust-proof frame 61, make a plurality of fifth connection through holes 621 correspond to a plurality of third connection nuts 615, and pass a plurality of bolts through a plurality of fifth connection through holes 621 and threadedly connect them with a plurality of third connection nuts 615 to complete the dust-proof bottom plate 62;

[0167] Insert the signal interlock connector plug 81 into the fixed sleeve 425 and make a plug-in connection with the signal interlock connector socket, so that the second elastic buckle 83 enters the second buckle groove 426 to realize the locking of the plug-in connection between the signal interlock connector plug 81 and the signal interlock connector socket;

[0168] Connect the bottom cover 73 of the housing to the bottom surface of the connecting housing 72 to complete the overall installation;

[0169] When maintenance and inspection are required, remove the bottom cover 73 of the machine case, release the clamping of the second elastic buckle 83 and the second buckle groove 426, pull out the plug 81 of the signal interlock connector, and release the plug-in connection between the plug 81 of the signal interlock connector and the socket of the signal interlock connector to break the power supply circuit of the battery pack, and then perform maintenance and inspection operations to ensure the safety of personnel during maintenance;

[0170] In the above embodiment of the present invention, the floating seal ring 2 is used to realize the sealed connection between the floating member 31 and the fixed member 1, and the sealing performance is good; the rectangular seal ring 21 of the floating seal ring 2 can realize the position adjustment of the floating member 31 in multiple directions, realize the position adjustment of the first connection terminal 43 and the second connection terminal 44, ensure the connection accuracy, the connection operation is simple and convenient, and helps to improve the production efficiency; the shielding case 5 is used for shielding to avoid electric leakage and ensure the use safety.

[0171] As Figure 11 shown, the embodiment of the present invention also provides a method for determining the parameters of the battery pack database file port connector. The connector is the battery pack database file port connector described in any of the above Figures 1 to 10 embodiments, and the method includes:

[0172] Step 111, obtain the size parameters and material parameters of the rectangular seal ring 21;

[0173] Step 112, according to the size parameters and material parameters of the rectangular seal ring 21, obtain the first floating amount of the floating member 31 in the first direction, the second floating amount in the second direction, and the third floating amount in the third direction;

[0174] Step 113, according to the first floating amount and the second floating amount, determine the clearance width in the horizontal direction between the floating member 31 and the fixed member 1 of the database file port connector;

[0175] Step 114, according to the third floating amount, determine the height difference between the upper surface of the floating member 31 and the upper surface of the fixed member 1.

[0176] In this embodiment, the rectangular seal ring 21 is usually made of elastic materials such as rubber, and its elastic performance can be represented by the elastic modulus (E). The elastic modulus is the ratio of stress to strain within the elastic deformation range of the material, and is generally obtained through material tests. For different types and formulations of rubber materials, their elastic moduli will be different;

[0177] The size parameters of the rectangular seal ring 21 include: the initial length L 0 of the rectangular seal ring 21, the initial width W 0 and the initial height H 0 ; here, the rectangular seal ring 21 is located in the rectangular frame structure formed by the fixed member 1, and the initial length L0 is the length of the long side of the rectangular sealing ring 21, and the initial width is W 0 is the length of the short side of the rectangular sealing ring 21, and the initial height is H 0 is the height of the rectangular sealing ring 21 in the vertical direction;

[0178] When the rectangular sealing ring is compressed or stretched, elastic deformation will occur. Assume that the external force applied to the rectangular sealing ring is F. Within the elastic limit, the stress σ is proportional to the compression rate ε, i.e., σ = E×ε; the stress σ = F / A0; the initial cross-sectional area A0 is calculated according to the cross-sectional shape of the rectangular sealing ring 21. For a rubber ring with a circular cross-section, A0 = π×(d / 2)2, where d is the diameter of the cross-section of the rectangular sealing ring 21.

[0179] The material parameters of the rectangular sealing ring 21 include: the Poisson's ratio, compression rate, etc. of the material of the rectangular sealing ring 21;

[0180] In step 112, according to the dimensional parameters and material parameters of the rectangular sealing ring 21, the first floating amount of the floating member 31 in the first direction is obtained, including:

[0181] According to the initial length L of the rectangular sealing ring 21 0 , through the first deformation amount of the rectangular sealing ring 21 along its length direction is obtained as the first floating amount of the floating member 31 in the first direction;

[0182] wherein, represents the first deformation amount of the rectangular sealing ring 21 along its length direction; v represents the Poisson's ratio of the material of the rectangular sealing ring 21; represents the compression rate of the rectangular sealing ring 21 in the height direction, and its value ranges from 15% to 30%; represents the initial length of the rectangular sealing ring 21;

[0183] In step 112, according to the dimensional parameters and material parameters of the rectangular sealing ring 21, the second floating amount of the floating member 31 in the second direction is obtained, including:

[0184] According to the initial width W of the rectangular sealing ring 21 0 , through the second deformation amount of the rectangular sealing ring 21 along its width direction is obtained as the second floating amount of the floating member 31 in the second direction;

[0185] wherein, represents the second deformation amount of the rectangular sealing ring 21 along its width direction; v represents the Poisson's ratio of the material of the rectangular sealing ring 21; represents the compression rate of the rectangular sealing ring 21 in the height direction, and its value ranges from 15% to 30%; represents the initial width of the rectangular sealing ring 21;

[0186] In step 112, according to the dimensional parameters and material parameters of the rectangular sealing ring 21, the third floating amount of the floating member 31 in the third direction is obtained, including:

[0187] According to the initial height H of the rectangular sealing ring 21 0 , through the third deformation amount of the rectangular sealing ring 21 in its height direction is obtained as the third floating amount of the floating member 31 in the third direction;

[0188] Among them, represents the third deformation amount of the rectangular sealing ring 21 in its height direction; v represents the Poisson's ratio of the material of the rectangular sealing ring 21; represents the compression ratio of the rectangular sealing ring 21 in the height direction, and its value ranges from 15% to 30%; represents the initial height of the rectangular sealing ring 21;

[0189] In step 113, according to the first floating amount and the second floating amount, the clearance width between the floating member 31 and the fixed member 1 of the database file port connector in the horizontal direction can be determined, including:

[0190] Taking the first floating amount as the clearance width between the floating member 31 and the fixed member 1 in the X direction;

[0191] Taking the second floating amount as the clearance width between the floating member 31 and the fixed member 1 in the Y direction;

[0192] In step 114, according to the third floating amount, the clearance width between the floating member 31 and the fixed member 1 in the vertical direction is determined, including:

[0193] Taking the third floating amount as the height difference between the upper surface of the floating member 31 and the upper surface of the fixed member 1, that is, the height difference in the Z direction;

[0194] Taking the length direction of the rectangular sealing ring 21 as the first direction (such as Figure 2 the X direction shown), the floating member 31 can be floated along the first direction, thereby realizing the position adjustment of the floating member 31 along the first direction; taking the width direction of the rectangular sealing ring 21 as the second direction (such as Figure 2 the Y direction shown), the floating member 31 can be floated along the second direction, thereby realizing the position adjustment of the floating member 31 along the second direction; taking the height direction of the rectangular sealing ring 21 as the third direction (such as Figure 2In the Z direction shown, it is possible to achieve the floating of the floating member 31 in the third direction, thereby realizing the position adjustment of the floating member 31 in the third direction, and thus enabling the multi-directional position adjustment of the floating member 31. In specific applications, the floating amount of the floating member 31 in all three directions is greater than 2.7 mm.

[0195] The floating amounts of the floating member 31 in the three directions are determined through the above process to ensure that the floating amounts of the floating member 31 in the three directions can meet the offset misalignment after the battery pack is installed, facilitating the position adjustment of the floating member 31 according to the specific offset misalignment, ensuring the connection accuracy, and reducing the operation difficulty.

[0196] The above is the preferred embodiment of the present invention. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the principle described in the present invention, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present invention.

Claims

1. A battery pack database file port connector, characterized in that: include: A fixing member (1) connected to the surface of the housing cover (71); A floating sealing ring (2), the floating sealing ring (2) comprising: a rectangular sealing ring (21), an upper plane sealing ring (22) being formed on the upper edge of the rectangular sealing ring (21), a bottom plane sealing ring (23) being formed on the bottom edge of the rectangular sealing ring (21), and the bottom plane sealing ring (23) being connected to the fixing member (1); A floating member (31), wherein a bottom surface of the floating member (31) is connected to the upper plane sealing ring (22), and the floating member (31) has a floating amount in a preset direction; A connecting cover plate (41) connected to the surface of the floating member (31); A detachable cover plate (42) connected to the center of the connecting cover plate (41); a first connection terminal (43) connected to the battery pack database file port, the first connection terminal (43) being disposed in a first receiving sleeve (423) of the removable cover plate (42), the bottom surface of the first connection terminal (43) passing through the floating member (31) and abutting against a first copper bar (74) in the connection housing (72), and the center hole of the first connection terminal (43) being coaxial with the center hole of the first copper bar (74); a second connection terminal (44) connected to the battery pack database file port, the second connection terminal (44) being disposed in a second receiving sleeve (424) of the removable cover plate (42), the bottom surface of the second connection terminal (44) passing through the floating member (31) and abutting against a second copper bar (75) in the connection housing (72), the center hole of the second connection terminal (44) being coaxial with the center hole of the second copper bar (75); A shielding shell (5), the shielding shell (5) being connected to the bottom surface of the floating member (31), the first copper bar (74) and the second copper bar (75) being both located inside the shielding shell (5), a first elastic contact (51) being formed at the bottom of the shielding shell (5), the first elastic contact (51) being in contact with the housing cover (71), and a second elastic contact (53) being formed at the top of the shielding shell (5), the second elastic contact (53) penetrating the surface of the floating member (31) and being in contact with the connecting cover (41).

2. The battery pack database file port connector according to claim 1, characterized in that: The bottom surface of the fixing member (1) is formed with a first connecting groove (12) for accommodating the bottom plane sealing ring (23), a plurality of first connecting nuts (13) are evenly arranged in the first connecting groove (12), the plurality of first connecting nuts (13) are inserted into a plurality of first connecting through holes (24) on the surface of the bottom plane sealing ring (23), and the plurality of first connecting nuts (13) correspond to a plurality of first positioning holes (711) on the surface of the housing cover (71); The fixing member (1) has limit frames (11) formed on both sides, the floating member (31) has limit rods (311) formed on both sides, the two limit rods (311) are respectively inserted into the two limit frames (11), the surfaces of the two limit rods (311) are both formed with limit baffles (3111), and the two limit baffles (3111) respectively correspond to the upper parts of the two limit frames (11); A plurality of limit blocks (14) are formed on the surface of the fixing member (1), and the plurality of limit blocks (14) correspond to the connection cover plate (41).

3. The battery pack database file port connector according to claim 1, characterized in that: Also includes: A plurality of connection sleeves (315) are inserted through and embedded in the surface of the floating member (31), and the plurality of connection sleeves (315) correspond to a plurality of fourth connection through holes (412) on the surface of the connection cover plate (41); A connecting plate (33), wherein a plurality of third connecting through holes (333) are provided on a surface of the connecting plate (33), and the plurality of third connecting through holes (333) correspond to the plurality of connecting sleeves (315); A second connecting groove (312) is formed on the bottom surface of the floating member (31), and the upper plane sealing ring (22) is embedded in the second connecting groove (312); a plurality of second connecting nuts (314) embedded in the bottom surface of the fixing member (1), the plurality of second connecting nuts (314) corresponding to the plurality of second connecting through holes (332) on the surface of the connecting plate (33); A plurality of connecting bolts (331), wherein the plurality of connecting bolts (331) penetrate through the plurality of second connecting through holes (332) and are threadedly connected to the plurality of second connecting nuts (314); An embedding groove (313) is provided on the surface of the floating member (31), a surface sealing ring (32) is embedded in the embedding groove (313), and the surface sealing ring (32) is in abutment with the connecting cover plate (41).

4. The battery pack database file port connector according to claim 3, characterized in that: Also includes: An insertion groove (316) formed on the bottom surface of the floating member (31), the shielding shell (5) being inserted into the insertion groove (316); The inner wall of the insertion groove (316) is formed with a plurality of first buckle grooves (3161), and the surface of the floating member (31) is provided with a plurality of avoidance openings (3162) penetrating therethrough, and the plurality of avoidance openings (3162) are connected to the plurality of first buckle grooves (3161) and the insertion groove (316); A plurality of first elastic buckles (54) are formed on the outer side of the shielding shell (5), and the plurality of first elastic buckles (54) correspond to the plurality of first buckle grooves (3161); A plurality of connection rings (52) are formed on the outer side of the shielding shell (5), and the plurality of connection rings (52) correspond to the plurality of second connection through holes (332).

5. The battery pack database file port connector according to claim 4, characterized in that: Also includes; A plug-in frame (421) is formed on the bottom surface of the removable cover plate (42), and a plurality of contact blocks (422) are formed on the outside of the plug-in frame (421), and the plurality of contact blocks (422) are in full contact with the inner wall of the through cavity (411) on the surface of the connecting cover plate (41); A third accommodating cavity (319) formed on the surface of the floating member (31) for accommodating the plug-in frame (421), the bottom surface of the third accommodating cavity (319) being provided with a first avoidance hole (3191) and a second avoidance hole (3192), the first avoidance hole (3191) corresponding to the first accommodating sleeve (423), and the second avoidance hole (3192) corresponding to the second accommodating sleeve (424); A first accommodating cavity (317) and a second accommodating cavity (318) are formed on the bottom surface of the floating member (31), the first accommodating cavity (317) and the second accommodating cavity (318) being located in a square frame space formed by the insertion groove (316), the first accommodating cavity (317) being connected to the first avoidance hole (3191), and the first copper busbar (74) being located in the first accommodating cavity (317); the second accommodating cavity (318) being connected to the second avoidance hole (3192), and the second copper busbar (75) being located in the second accommodating cavity (318); Two polygonal grooves (427) formed on the surface of the removable cover plate (42), the two polygonal grooves (427) being respectively connected to the first accommodating sleeve (423) and the second accommodating sleeve (424); A polygonal plate (45) is formed on the surface of the first connecting terminal (43) and the second connecting terminal (44), and the two polygonal plates (45) are respectively adapted to the two polygonal grooves (427).

6. The battery pack database file port connector according to claim 3, characterized in that: Also includes: A second avoidance cavity (712) is formed through the surface of the housing cover plate (71), wherein the second avoidance cavity (712) corresponds to the floating member (31); A plurality of positioning cavities (713) formed through the surface of the housing cover plate (71), the plurality of positioning cavities (713) corresponding to the plurality of connecting sleeves (315); A positioning groove (721) is provided on the surface of the connecting casing (72) for accommodating the casing cover (71), wherein the inner bottom surface of the positioning groove (721) is provided with a plurality of first threaded holes (722), and the plurality of first threaded holes (722) correspond to the plurality of second positioning holes (714) on the surface of the casing cover (71); A bottom opening (725) is provided through the bottom surface of the connecting housing (72), wherein the bottom opening (725) corresponds to the second avoidance cavity (712); A casing bottom cover (73) for sealing the bottom opening (725), wherein a plurality of third positioning holes (731) are provided through the periphery of the casing bottom cover (73), and the plurality of third positioning holes (731) correspond to the plurality of second threaded holes (726) connected to the bottom surface of the casing (72); A bottom sealing ring (732), wherein the bottom sealing ring (732) is located between the surface of the housing bottom cover (73) and the bottom surface of the connection housing (72).

7. The battery pack database file port connector according to claim 6, characterized in that: Also includes: A fixing sleeve (425) formed on the bottom surface of the removable cover plate (42); A signal interlock connector socket is arranged inside the fixing sleeve (425), and the signal interlock connector socket is connected in series in a power supply circuit of the battery pack; A signal interlock connector plug (81), the signal interlock connector plug (81) being plug-connected to the signal interlock connector socket; A third avoidance hole (3193) is formed through the surface of the floating member (31), and the third avoidance hole (3193) corresponds to the fixing sleeve (425) and the second avoidance cavity (712).

8. The battery pack database file port connector according to claim 7, characterized in that: Also includes: A limiting ring (723) formed on the inner wall of the bottom opening (725), wherein a plurality of limiting grooves (724) are provided on the surface of the limiting ring (723); A dustproof frame (61), wherein a plurality of limit buckles (613) are arranged on the outer side of the dustproof frame (61), the plurality of limit buckles (613) correspond to the plurality of limit slots (724), a plurality of positioning blocks (614) are arranged below the plurality of limit buckles (613), and when the plurality of limit buckles (613) are inserted into the plurality of limit slots (724), the plurality of positioning blocks (614) abut against the bottom surface of the limit ring (723); A fourth accommodating cavity (611) for accommodating the first copper bar (74) and the second copper bar (75) is provided through the surface of the dustproof frame (61), and the fourth accommodating cavity (611) is communicated with the open bottom end of the dustproof frame (61); A plurality of fourth avoidance holes (612) are provided through the surface of the dustproof frame (61), and the plurality of fourth avoidance holes (612) correspond to the plurality of positioning cavities (713); A plurality of third connecting nuts (615) are embedded inside the dustproof frame (61); a dustproof bottom plate (62), the dustproof bottom plate (62) being located inside the dustproof frame (61) to seal the fourth accommodating cavity (611) and the plurality of fourth avoidance holes (612); a plurality of fifth connecting through holes (621) being provided through the surface of the dustproof bottom plate (62); the plurality of fifth connecting through holes (621) corresponding to the plurality of third connecting nuts (615); A first avoidance cavity (623) is provided through the surface of the dustproof bottom plate (62), and the first avoidance cavity (623) corresponds to the third avoidance hole (3193).

9. The battery pack database file port connector according to claim 8, characterized in that: Also includes: A shell (82), the signal interlock connector plug (81) being fixedly connected inside the shell (82), a second elastic buckle (83) being provided on the outside of the shell (82), the second elastic buckle (83) being adapted to a second buckle groove (426) on the outside of the fixing sleeve (425); A reinforcing enclosure (622) is formed around the first avoidance cavity (623), a blocking frame (625) is formed on the upper portion of the reinforcing enclosure (622), and an L-shaped blocking rod (624) is formed between the inner top surface of the blocking frame (625) and the inner wall of the first avoidance cavity (623); A positioning frame (84) is formed on the outer side of the shell (82), the positioning frame (84) is located inside the blocking frame (625), and the blocking rod (624) passes through the inside of the positioning frame (84); A notch (85) is provided through the outer side of the positioning frame (84).

10. A method for determining parameters of a database file port connector, characterized in that: The connector is a database file port connector according to any one of claims 1 to 9, and the method comprises: Obtaining the size parameters and material parameters of the rectangular sealing ring (21); According to the size parameters and material parameters of the rectangular sealing ring (21), a first floating amount of the floating member (31) in the first direction, a second floating amount in the second direction, and a third floating amount in the third direction are obtained; Determining the horizontal gap width between the floating member (31) and the fixed member (1) of the database file port connector according to the first floating amount and the second floating amount; According to the third floating amount, the height difference between the upper surface of the floating member (31) and the upper surface of the fixing member (1) is determined.

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