Compatible battery pack connector sealing device

Abstract

The utility model provides a compatible battery pack connector sealing device. The compatible battery pack connector sealing device comprises a shell and a fixing mechanism, the bottom of the shell is open, a plurality of fixing mechanisms are arranged on the side wall of the shell in a penetrating mode, the output ends of the fixing mechanisms face the interior of the shell, the fixing mechanisms can move in the shell, and a third sealing ring is arranged at the bottom of the side wall of the shell. According to the sealing device, the shell and the fixing mechanism are matched with each other, the shell covers the connector, and the output end of the fixing mechanism moves towards the connector in the shell to extrude and fix the connector, so that the sealing device can be fixed on a box body and can be compatible with various types of connectors; and a third sealing ring is arranged, so that the device can be tightly attached to the surface of the box body, and the firm sealing effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile power batteries, in particular to a compatible battery pack connector sealing device. Background Art

[0002] Lithium-ion batteries are developing very rapidly nowadays. Their stable discharge efficiency, high specific capacity, safety and stability make them widely used in various industries. With the development of lithium-ion batteries, new requirements have been put forward for the voltage, temperature, number of cycles, sealing requirements, etc. of lithium-ion batteries. In order to improve the sealing efficiency of the battery box cover, new requirements have been put forward for the compatibility of the battery pack connector sealing device.

[0003] At present, there is no simple and convenient compatible battery pack connector sealing device. There are many types of connectors, and each type uses a dedicated connector sealing device to detect the air tightness of the battery pack, which increases the cost of detecting the air tightness. In addition, there is also the problem that the sealing device is difficult to load and unload. Utility Model Content

[0004] The technical problem to be solved by the utility model is how to provide a sealing device compatible with various connector models.

[0005] The utility model solves the above technical problems through the following technical means:

[0006] A compatible battery pack connector sealing device comprises a shell (1) and a fixing mechanism (3); the shell (1) is arranged with a bottom opening, a plurality of fixing mechanisms (3) are arranged through the side wall of the shell (1), the output ends of the plurality of fixing mechanisms (3) are arranged toward the inside of the shell (1), the fixing mechanisms (3) are movable inside the shell (1), and a third sealing ring (17) is arranged at the bottom of the side wall of the shell (1).

[0007] Beneficial effects: through the mutual cooperation of the shell and the fixing mechanism, the shell covers the connector, and the output ends of the fixing mechanism move toward the connector inside the shell to squeeze and fix the connector, which can not only fix the sealing device on the box body, but also be compatible with various types of connectors; the setting of the third sealing ring can make the device and the box surface fit closely to achieve the effect of firm sealing.

[0008] Furthermore, it also includes a pushing mechanism (2), the pushing mechanism (2) is arranged on the top wall of the shell (1), the pushing mechanism (2) can move inside the shell (1), and a strong magnet (16) is arranged at the bottom of the side wall of the shell (1).

[0009] Beneficial effect: Through the cooperation between the pushing mechanism and the strong magnet, the strong magnet can fix the sealing device on the sheet metal box, and the pushing mechanism can move downward in the shell to make the sealing device leave the sheet metal box.

[0010] Furthermore, four fixing mechanisms (3) are arranged through the side wall of the shell (1), and the four fixing mechanisms (3) are arranged in pairs opposite to each other.

[0011] Furthermore, a first guide copper sleeve (11), a first sealing ring (12), and a second guide copper sleeve (13) are fixed in sequence from top to bottom on the top wall of the shell (1) near the pushing mechanism (2), and the pushing mechanism (2) is arranged to pass through the first guide copper sleeve (11), the first sealing ring (12), and the second guide copper sleeve (13) in sequence.

[0012] Furthermore, a third guide copper sleeve (14) and a second sealing ring (15) are fixed in sequence from the outside to the inside on the side wall of the shell (1) near each fixing mechanism (3), and the fixing mechanism (3) is arranged to penetrate the third guide copper sleeve (14) and the second sealing ring (15) in sequence.

[0013] Furthermore, the pushing mechanism (2) comprises a first dust cover (21), a first operating hand (22), a first connecting piece (24), and a pushing assembly (25); the first dust cover (21) is fixed on the top wall of the housing (1); a first flange nut (211) is fixed through the middle of the top wall of the first dust cover (21); a vertical rod of the first operating hand (22) extends into the first dust cover (21) and is threadedly connected to the first flange nut (211); a bottom thread of the first operating hand (22) is connected to the first flange nut (211); A first connecting member (24) is connected, the first connecting member (24) is fixed on the pushing assembly (25), the pushing assembly (25) comprises a connecting rod (251) and a push handle (252), the top of the connecting rod (251) is fixed on the first connecting member (24), the bottom wall of the connecting rod (251) is fixed with a push handle (252), the push handle (252) is set with a bottom opening, and the side wall of the push handle (252) is provided with a notch (2521) that matches the number and position of the fixing mechanism (3).

[0014] Beneficial effect: Through the mutual cooperation of the first dust cover, the first operating hand, the first connecting piece and the pushing assembly, it is possible to realize the rotation of the first operating hand to drive the pushing assembly to move up and down.

[0015] Furthermore, the pushing mechanism (2) further comprises a first connecting cylinder (23), the first connecting cylinder (23) is fixed to the periphery of the top of the pushing component (25), and the first connecting member (24) is located inside the first connecting cylinder (23).

[0016] Furthermore, the first connecting member (24) is a bolt, the head of the bolt is fixed on the pushing assembly (25), and the rod of the bolt is threadedly connected in the first operating hand (22).

[0017] Furthermore, the fixing mechanism (3) comprises a second dust cover (31), a second operating hand (32), a second connecting tube (33), a second connecting piece (34), and a fixing assembly (35); the second dust cover (31) is fixed on the side wall of the shell (1); a second flange nut (311) is fixed through the middle of the top wall of the second dust cover (31); a vertical rod of the second operating hand (32) extends into the second dust cover (31) and is threadedly connected to the second flange nut (311); a second connecting piece (34) is threadedly connected to the bottom of the second operating hand (32); the second connecting piece (34) is fixed on the fixing assembly (35); a second connecting tube (33) is fixed on the periphery of the top of the fixing assembly (35); and the second connecting piece (34) is located inside the second connecting tube (33).

[0018] Beneficial effect: Through the cooperation of the second dust cover, the second operating hand, the second connecting tube, the second connecting piece and the fixing assembly, it is possible to realize that the second operating hand is rotated to drive the fixing assembly to move left and right.

[0019] Furthermore, the fixing assembly (35) comprises a guide rod (351) and foam (352); a second connecting member (34) and a second connecting tube (33) are fixed to the top of the guide rod (351); and foam (352) is fixed to the bottom wall of the guide rod (351).

[0020] The advantages of the utility model are:

[0021] The utility model cooperates with the shell and the fixing mechanism, the shell covers the connector, the output ends of the fixing mechanism move toward the connector inside the shell to squeeze and fix the connector, not only can the sealing device be fixed on the box body, but also can be compatible with various types of connectors; the provision of the third sealing ring can make the device and the box body surface fit closely to achieve the effect of firm sealing.

[0022] The utility model uses the cooperation between the pushing mechanism and the strong magnet, so that the strong magnet can fix the sealing device on the sheet metal box body, and the pushing mechanism can move downward in the shell body to make the sealing device leave the sheet metal box body.

[0023] The utility model can realize the rotation of the first operating hand to drive the pushing component to move up and down through the mutual cooperation of the first dust cover, the first operating hand, the first connecting piece and the pushing component.

[0024] The utility model can realize the rotation of the second operating hand to drive the fixing assembly to move left and right through the mutual cooperation of the second dust cover, the second operating hand, the second connecting tube, the second connecting piece and the fixing assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional diagram of a compatible battery pack connector sealing device according to a first embodiment of the utility model;

[0026] Figure 2 This is a front cross-sectional view of a compatible battery pack connector sealing device according to a first embodiment of the utility model;

[0027] Figure 3 It is a stereoscopic diagram of a pushing component in a compatible battery pack connector sealing device according to a first embodiment of the present utility model. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Embodiment 1

[0030] like Figure 1 As shown, this embodiment provides a compatible battery pack connector sealing device, including a shell 1, a pushing mechanism 2, and a fixing mechanism 3.

[0031] like Figure 1 As shown, the shell 1 is set with a bottom opening, a pushing mechanism 2 is penetrated on the top wall of the shell 1, and a plurality of fixing mechanisms 3 are penetrated on the side wall of the shell 1. In this embodiment, four fixing mechanisms 3 are penetrated on the side wall of the shell 1, and the four fixing mechanisms 3 are arranged opposite to each other in pairs.

[0032] like Figure 1 , Figure 2 As shown, a first guide copper sleeve 11, a first sealing ring 12, and a second guide copper sleeve 13 are fixed in sequence from top to bottom on the top wall of the shell 1 near the pushing mechanism 2; a third guide copper sleeve 14 and a second sealing ring 15 are fixed in sequence from outside to inside on the side wall of the shell 1 near each fixing mechanism 3; a circle of strong magnets 16 are fixed on the outer periphery of the bottom of the side wall of the shell 1, and a third sealing ring 17 is fixed on the inner periphery of the bottom of the side wall of the shell 1.

[0033] like Figure 1 , Figure 2 , Figure 3As shown, the pushing mechanism 2 includes a first dust cover 21, a first operating hand 22, a first connecting tube 23, a first connecting piece 24, and a pushing assembly 25; the first dust cover 21 is fixed to the top wall of the housing 1 by bolts, and a through hole is opened in the middle of the top wall of the first dust cover 21, and a first flange nut 211 is fixed in the through hole; the vertical section of the first operating hand 22 is T-shaped, and an external thread matching the internal thread of the first flange nut 211 is fixed on its vertical rod, and the vertical rod of the first operating hand 22 extends into the first dust cover 21 and is threadedly connected to the first flange nut 211, and the bottom of the first operating hand 22 is threadedly connected to the first connecting piece 24, and the first connecting piece 24 in this embodiment is a bolt, and the head of the bolt The pushing assembly 25 is fixed on the pushing assembly 25, the rod of the bolt is threadedly connected to the first operating hand 22, the first connecting tube 23 is fixed to the periphery of the top of the pushing assembly 25, and the first connecting member 24 is located inside the first connecting tube 23; the pushing assembly 25 includes a connecting rod 251 and a push handle 252, the first connecting member 24 and the first connecting tube 23 are fixed to the top of the connecting rod 251, the connecting rod 251 passes through the first guide copper sleeve 11, the first sealing ring 12, and the second guide copper sleeve 13 in sequence and extends into the shell 1, the bottom wall of the connecting rod 251 is fixed with a push handle 252, the push handle 252 is set with a bottom opening, and the side wall of the push handle 252 is provided with a notch 2521 that is compatible with the number and position of the fixing mechanism 3.

[0034] like Figure 1 , Figure 2 As shown, the fixing mechanism 3 includes a second dust cover 31, a second operating hand 32, a second connecting tube 33, a second connecting piece 34, and a fixing assembly 35; the second dust cover 31 is fixed to the side wall of the housing 1, and a through hole is opened in the middle of the top wall of the second dust cover 31, and a second flange nut 311 is fixed in the through hole; the vertical section of the second operating hand 32 is a lying T-shaped arrangement, and an external thread matching the internal thread of the second flange nut 31 is fixed on its vertical rod, the vertical rod of the second operating hand 32 extends into the second dust cover 31 and is threadedly connected to the second flange nut 311, and the bottom of the second operating hand 32 is threadedly connected to the second connecting piece 311. The connecting piece 34, in this embodiment, the second connecting piece 34 is a bolt, the head of the bolt is fixed on the fixing assembly 35, the rod of the bolt is threadedly connected in the second operating hand 32, the second connecting tube 33 is fixed to the periphery of the top of the fixing assembly 35, and the second connecting piece 34 is located inside the second connecting tube 33; the fixing assembly 35 includes a guide rod 351 and a foam 352, the second connecting piece 34 and the second connecting tube 33 are fixed to the top of the guide rod 351, the guide rod 351 passes through the third guide copper sleeve 14 and the second sealing ring 15 in sequence and extends into the shell 1, and the bottom wall of the guide rod 351 is fixed with a foam 352.

[0035] When working, the first operating hand 22 is rotated to drive the pushing component 25 to move upward, so that the bottom of the pushing component 25 is higher than the bottom of the strong magnet 16, and the device is placed on the sheet metal box to cover the connector 5. The strong magnet 16 is adsorbed onto the sheet metal box, and the third sealing ring 17 is sealed. At the same time, the four second operating hands 32 are rotated to cause the fixing component 35 to squeeze the surrounding surfaces of the connector 5, further fix the device and increase the air tightness; when not working, the four second operating hands 32 are rotated in the opposite direction to cause the fixing component 35 to leave the surrounding surfaces of the connector 5, and then the first operating hand 22 is rotated in the opposite direction to drive the pushing component 25 to move downward, so that the bottom of the pushing component 25 is lower than the bottom of the strong magnet 25, so that the device and the sheet metal box are separated.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A compatible battery pack connector sealing device, characterized in that: It comprises a housing (1) and a fixing mechanism (3); The shell (1) is arranged with an opening at the bottom, a plurality of fixing mechanisms (3) are arranged through the side wall of the shell (1), the output ends of the plurality of fixing mechanisms (3) are arranged toward the inside of the shell (1), the fixing mechanisms (3) are movable inside the shell (1), and a third sealing ring (17) is arranged at the bottom of the side wall of the shell (1).

2. A compatible battery pack connector sealing device according to claim 1, characterized in that: It also comprises a pushing mechanism (2), the pushing mechanism (2) being arranged through the top wall of the shell (1), the pushing mechanism (2) being able to move inside the shell (1), and a strong magnet (16) being arranged at the bottom of the side wall of the shell (1).

3. A compatible battery pack connector sealing device according to claim 1, characterized in that: Four fixing mechanisms (3) are arranged through the side wall of the shell (1), and two of the four fixing mechanisms (3) are arranged opposite to each other.

4. A compatible battery pack connector sealing device according to claim 1, characterized in that: A first guide copper sleeve (11), a first sealing ring (12), and a second guide copper sleeve (13) are fixed in sequence from top to bottom on the top wall of the shell (1) near the pushing mechanism (2); the pushing mechanism (2) is arranged by passing through the first guide copper sleeve (11), the first sealing ring (12), and the second guide copper sleeve (13) in sequence.

5. The compatible battery pack connector sealing device according to claim 1, characterized in that: A third guide copper sleeve (14) and a second sealing ring (15) are fixed in sequence from the outside to the inside on the side wall of the housing (1) near each fixing mechanism (3), and the fixing mechanism (3) is arranged by passing through the third guide copper sleeve (14) and the second sealing ring (15) in sequence.

6. A compatible battery pack connector sealing device according to claim 2, characterized in that: The pushing mechanism (2) comprises a first dust cover (21), a first operating hand (22), a first connecting piece (24), and a pushing assembly (25); the first dust cover (21) is fixed on the top wall of the housing (1); a first flange nut (211) is passed through and fixed in the middle of the top wall of the first dust cover (21); a vertical rod of the first operating hand (22) extends into the first dust cover (21) and is threadedly connected to the first flange nut (211); and a bottom of the first operating hand (22) is threadedly connected to a A first connecting member (24), wherein the first connecting member (24) is fixed on a pushing assembly (25), and the pushing assembly (25) comprises a connecting rod (251) and a push handle (252). The top of the connecting rod (251) is fixed on the first connecting member (24), and the bottom wall of the connecting rod (251) is fixed with a push handle (252). The push handle (252) is set with a bottom opening, and a side wall of the push handle (252) is provided with a notch (2521) that matches the number and position of the fixing mechanism (3).

7. A compatible battery pack connector sealing device according to claim 6, characterized in that: The pushing mechanism (2) further comprises a first connecting cylinder (23), the first connecting cylinder (23) is fixed to the periphery of the top of the pushing component (25), and the first connecting member (24) is located inside the first connecting cylinder (23).

8. A compatible battery pack connector sealing device according to claim 6, characterized in that: The first connecting member (24) is a bolt, the head of the bolt is fixed on the pushing assembly (25), and the rod of the bolt is threadedly connected in the first operating hand (22).

9. A compatible battery pack connector sealing device according to claim 1, characterized in that: The fixing mechanism (3) comprises a second dust cover (31), a second operating hand (32), a second connecting tube (33), a second connecting piece (34), and a fixing assembly (35); the second dust cover (31) is fixed to the side wall of the housing (1); a second flange nut (311) is passed through and fixed to the middle of the top wall of the second dust cover (31); a vertical rod of the second operating hand (32) extends into the second dust cover (31) and is threadedly connected to the second flange nut (311); a second connecting piece (34) is threadedly connected to the bottom of the second operating hand (32); the second connecting piece (34) is fixed to the fixing assembly (35); a second connecting tube (33) is fixed to the periphery of the top of the fixing assembly (35); and the second connecting piece (34) is located inside the second connecting tube (33).

10. A compatible battery pack connector sealing device according to claim 9, characterized in that: The fixing assembly (35) comprises a guide rod (351) and foam (352); a second connecting member (34) and a second connecting tube (33) are fixed to the top of the guide rod (351); and foam (352) is fixed to the bottom wall of the guide rod (351).

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