Electric connector

Abstract

An electric connector comprises an insulating body, a plurality of first conductive terminals, a plurality of second conductive terminals and a rotary cover plate. The insulating body is provided with a butt-joint slot, and the butt-joint slot is configured to accommodate the electric connector. The first conductive terminal comprises a first contact elastic arm, and the first contact elastic arm is provided with a first contact part. The second conductive terminal comprises a second contact elastic arm, and the second contact elastic arm is provided with a second contact part. The rotating cover plate can rotate between an opening position and a closing position relative to the insulating body, and the rotating cover plate comprises a first cam and a second cam. In the process that the rotary cover plate rotates from the opening position to the closing position, the first cam and the second cam abut against the first contact elastic arm and the second contact elastic arm respectively, so that when the rotary cover plate reaches the closing position, the first contact elastic arm and the second contact elastic arm abut against the first cam and the second cam respectively. The first contact part and the second contact part are both in close contact with the electric connector.

Description

Technical Field

[0001] The invention relates to an electric connector and belongs to the technical field of connectors. Background Art

[0002] In the related art, there is an electrical connector for matching with an electrical connector (e.g., a flexible printed circuit board, FPC), which includes an insulating body, a plurality of conductive terminals, and a rotating cover. The rotating cover can rotate between an open position and a closed position. When the flexible printed circuit board needs to be installed, the rotating cover is in an open state, so that the flexible printed circuit board can be inserted into the electrical connector. After the flexible printed circuit board is inserted into place, the rotating cover is rotated to squeeze the conductive terminals, so that the conductive terminals and the flexible printed circuit board are in electrical contact.

[0003] However, the rotating cover plate may be easily loosened due to stress in some cases, thereby affecting the reliability of the connection between the electrical connector and the flexible circuit board. Summary of the invention

[0004] An object of the present invention is to provide an electrical connector with higher reliability.

[0005] To achieve the above object, the present invention adopts the following technical solution: an electrical connector, comprising:

[0006] An insulating body, the insulating body having a docking surface and a docking slot penetrating the docking surface along a first direction, the docking slot being configured to accommodate an electrical connector;

[0007] A plurality of first conductive terminals, wherein the first conductive terminals are disposed on the insulating body, the first conductive terminals include a first fixing portion and a first contact elastic arm extending from the first fixing portion, and the first contact elastic arm is provided with a first contact portion;

[0008] a plurality of second conductive terminals, wherein the second conductive terminals are disposed on the insulating body, the second conductive terminals include a second fixing portion and a second contact elastic arm extending from the second fixing portion, the second contact elastic arm is provided with a second contact portion; the first contact portion and the second contact portion are spaced apart along the first direction; and

[0009] A rotating cover plate, the rotating cover plate can rotate between an open position and a closed position relative to the insulating body, the rotating cover plate comprises a first cam group and a second cam group; the first cam group comprises a plurality of first cams, and the second cam group comprises a plurality of second cams;

[0010] When the rotating cover rotates from the open position to the closed position, the first cam and the second cam respectively abut the first contact elastic arm and the second contact elastic arm, so that when the rotating cover reaches the closed position, the first contact portion and the second contact portion are both in close contact with the electrical connector.

[0011] As a further improved technical solution of the present invention, the first contact portion and the second contact portion are staggeredly arranged along the first direction.

[0012] As a further improved technical solution of the present invention, the first contact portions of the plurality of first conductive terminals are arranged as a first row along a second direction, and the second contact portions of the plurality of second conductive terminals are arranged as a second row along the second direction, the first row and the second row are parallel to each other, and the second direction is perpendicular to the first direction.

[0013] As a further improved technical solution of the present invention, the first conductive terminal includes a first abutting elastic arm extending from the first fixing portion and a first accommodating space located between the first contact elastic arm and the first abutting elastic arm, and the first cam is accommodated in the first space;

[0014] The second conductive terminal includes a second abutting elastic arm extending from the second fixing portion and a second accommodating space located between the second contact elastic arm and the second abutting elastic arm, and the second cam is accommodated in the second space.

[0015] As a further improved technical solution of the present invention, the first cam includes a first plane and a first inclined surface opposite to the first plane;

[0016] The first abutting elastic arm is provided with a first abutting plane, and the first contact elastic arm is provided with a first abutting inclined surface facing away from the first contact portion;

[0017] When the rotating cover is in the open position, the first plane abuts against the first abutting plane, and the first inclined surface abuts against the first abutting inclined surface.

[0018] As a further improved technical solution of the present invention, the first cam includes a second plane perpendicular to the first plane and a second inclined plane opposite to the second plane;

[0019] When the rotating cover is in the closed position, the second plane abuts against the first abutting plane, and the second inclined surface abuts against the first abutting inclined surface.

[0020] As a further improved technical solution of the present invention, the first cam further includes a first arcuate surface connecting the first plane and the second plane, a second arcuate surface connecting the second plane and the first inclined surface, a third arcuate surface connecting the first inclined surface and the second inclined surface, and a fourth arcuate surface connecting the second inclined surface and the first plane;

[0021] The first arcuate surface, the second arcuate surface, the third arcuate surface and the fourth arcuate surface are configured to abut against the corresponding first abutting elastic arm or the first contact elastic arm when the rotating cover plate rotates from the open position to the closed position.

[0022] As a further improved technical solution of the present invention, the second cam includes a third plane and a fourth plane opposite to the third plane;

[0023] The second abutting elastic arm is provided with a second abutting plane, and the second contact elastic arm is provided with a third abutting plane facing away from the second contact portion;

[0024] When the rotating cover is in the open position, the third plane abuts against the second abutting plane.

[0025] As a further improved technical solution of the present invention, the second cam includes a fifth plane perpendicular to the third plane and a sixth plane opposite to the fifth plane;

[0026] When the rotating cover is in the closed position, the fifth plane abuts against the second abutting plane, and the sixth plane abuts against the third abutting plane.

[0027] As a further improved technical solution of the present invention, the second cam further includes a fifth arcuate surface connecting the third plane and the fourth plane, a sixth arcuate surface connecting the fifth plane and the fourth plane, a seventh arcuate surface connecting the fourth plane and the sixth plane, and an eighth arcuate surface connecting the sixth plane and the third plane;

[0028] The fifth arc surface, the sixth arc surface, the seventh arc surface and the eighth arc surface are configured to abut against the corresponding second abutting elastic arm or the second contact elastic arm when the rotating cover plate rotates from the open position to the closed position.

[0029] As a further improved technical solution of the present invention, when the rotating cover is in the open position, the first cam abuts against the first abutment elastic arm and the first contact elastic arm, and the second cam abuts against the second abutment elastic arm to keep the rotating cover in the open position.

[0030] As a further improved technical solution of the present invention, when the rotating cover is in the closed position, the first cam is clamped between the first abutment elastic arm and the first contact elastic arm, and the second cam is clamped between the second abutment elastic arm and the second contact elastic arm to keep the rotating cover in the closed position.

[0031] As a further improved technical solution of the present invention, the first fixing portion is provided with a first opening penetrating the first fixing portion and a first elastic interference portion located on one side of the first opening and protruding from the first abutting elastic arm, and the first elastic interference portion elastically abuts against the insulating body.

[0032] As a further improved technical solution of the present invention, the second fixing portion is provided with a second opening penetrating the second fixing portion and a second elastic interference portion located on one side of the second opening and protruding from the second abutting elastic arm, and the second elastic interference portion elastically abuts against the insulating body.

[0033] As a further improved technical solution of the present invention, the first opening and the second opening are T-shaped.

[0034] As a further improved technical solution of the present invention, the first conductive terminal and the second conductive terminal are assembled to the insulating body along opposite directions;

[0035] The insulating body includes a reinforcing convex strip located between the first contact elastic arm and the first abutting elastic arm.

[0036] As a further improved technical solution of the present invention, the second fixing portion is provided with a clamping notch penetrating through the second fixing portion along the first direction;

[0037] The insulating body includes a holding protrusion which is held in the holding recess.

[0038] Compared with the prior art, the electrical connector of the present invention includes a rotating cover plate, which can rotate between an open position and a closed position relative to the insulating body, and the rotating cover plate includes a first cam group and a second cam group; the first cam group includes a plurality of first cams, and the second cam group includes a plurality of second cams; when the rotating cover plate rotates from the open position to the closed position, the first cam and the second cam abut against the first contact elastic arm and the second contact elastic arm respectively, so that when the rotating cover plate reaches the closed position, the first contact portion and the second contact portion are in close contact with the electrical connector. With such a configuration, the electrical connector of the present invention has higher reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 is a three-dimensional schematic diagram of an electrical connector of the present invention in one embodiment;

[0040] Figure 2 yes Figure 1 A three-dimensional schematic diagram from another angle;

[0041] Figure 3 yes Figure 1 The main view;

[0042] Figure 4 yes Figure 1 Rear view of

[0043] Figure 5 yes Figure 1 A top view of

[0044] Figure 6 yes Figure 1 Bottom view of

[0045] Figure 7 middle Figure 1 Left view of

[0046] Figure 8 yes Figure 1 Right view of;

[0047] Fig. 9 yes Figure 1 A partial exploded perspective view of

[0048] Fig.10 yes Fig. 9 Partial three-dimensional exploded view from another angle;

[0049] Fig.11 yes Fig. 9 A right side view of a first conductive terminal and a second conductive terminal separated from each other;

[0050] Fig.12 is a schematic cross-sectional view of the electrical connector of the present invention along a first cross-sectional plane, wherein the rotating cover is in an open position;

[0051] Fig.13 is a schematic cross-sectional view of the electrical connector of the present invention along a second cross-sectional plane, wherein the rotating cover is in an open position;

[0052] Fig.14 is a schematic cross-sectional view of the electrical connector of the present invention along a first cross-sectional plane, wherein the rotating cover is in a closed position;

[0053] Fig.15 It is a cross-sectional schematic diagram of the electrical connector of the present invention along the second cross-sectional plane, wherein the rotating cover is in a closed position. DETAILED DESCRIPTION

[0054] The exemplary embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. If there are several embodiments, the features of these embodiments can be combined with each other without conflict. When the description refers to the drawings, unless otherwise specified, the same numbers in different drawings represent the same or similar elements. The contents described in the following exemplary embodiments do not represent all embodiments consistent with the present invention; on the contrary, they are only examples of devices, products and / or methods consistent with some aspects of the present invention as recorded in the claims of the present invention.

[0055] The terms used in the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the scope of protection of the present invention. The singular forms "a", "said" or "the" used in the specification and claims of the present invention are also intended to include plural forms, unless the context clearly indicates other meanings.

[0056] It should be understood that the words used in the specification and claims of the present invention, such as "first", "second" and similar words, do not indicate any order, quantity or importance, but are only used to distinguish the names of features. Similarly, words such as "one" or "an" do not indicate a quantitative limitation, but indicate the existence of at least one. Unless otherwise specified, words such as "front", "rear", "upper", "lower" and similar words appearing in the present invention are only for the convenience of explanation and are not limited to a specific position or a spatial orientation. Words such as "include" or "comprise" are an open-ended expression, meaning that the elements appearing before "include" or "comprise" include the elements appearing after "include" or "comprise" and their equivalents, which does not exclude that the elements appearing before "include" or "comprise" may also include other elements. If "several" appears in the present invention, it means two or more.

[0057] Please refer to Figures 1 to 15 As shown, the present invention discloses an electrical connector 100, which is used to cooperate with an electrical connector, which includes but is not limited to a flexible flat cable (FFC) or a flexible printed circuit (FPC). The surface of the electrical connector is provided with a conductive portion that can electrically contact the electrical connector 100. The electrical connector 100 includes an insulating body 1, a plurality of first conductive terminals 21 fixed in the insulating body 1, a plurality of second conductive terminals 22 fixed in the insulating body 1, a rotating cover 3 installed on the insulating body 1, and a plurality of retaining members 4 installed on the insulating body 1.

[0058] In the illustrated embodiment of the present invention, the insulating body 1 has a docking surface 11 and a docking slot 110 penetrating the docking surface 11 along a first direction A1 - A1 (eg, front-to-back direction), and the docking slot 110 is configured to accommodate the electrical connector.

[0059] The first conductive terminal 21 is disposed on the insulating body 1. The first conductive terminal 21 includes a first fixing portion 211, a first contact elastic arm 212 extending from the first fixing portion 211, a first abutting elastic arm 213 extending from the first fixing portion 211, a first supporting portion 214 extending from the first fixing portion 211, and a first accommodating space 210 located between the first contact elastic arm 212 and the first abutting elastic arm 213. The first contact elastic arm 212 is provided with a first contact portion 2121.

[0060] The second conductive terminal 22 is disposed on the insulating body 1. In one embodiment of the present invention, the first conductive terminal 21 and the second conductive terminal 22 are assembled on the insulating body 1 along opposite directions. The second conductive terminal 22 includes a second fixed portion 221, a second contact elastic arm 222 extending from the second fixed portion 221, a second abutting elastic arm 223 extending from the second fixed portion 221, a second supporting portion 224 extending from the second fixed portion 221, and a second accommodating space 220 located between the second contact elastic arm 222 and the second abutting elastic arm 223. The second contact elastic arm 222 is provided with a second contact portion 2221. The first supporting portion 214 and the second supporting portion 224 are both mounted on the insulating body 1 and exposed to the docking slot 110. The first supporting portion 214 and the second supporting portion 224 are used to support the electrical connector.

[0061] In the illustrated embodiment of the present invention, the first contact portion 2121 and the second contact portion 2221 are arranged at intervals along the first direction A1-A1. The first contact portion 2121 and the second contact portion 2221 are also arranged in a staggered manner along the first direction A1-A1. Specifically, the first contact portions 2121 of the plurality of first conductive terminals 21 are arranged in a first row along the second direction A2-A2 (for example, the left-right direction), and the second contact portions 2221 of the plurality of second conductive terminals 22 are arranged in a second row along the second direction A2-A2, the first row and the second row are parallel to each other, and the second direction A2-A2 is perpendicular to the first direction A1-A1.

[0062] The rotating cover plate 3 can be in an open position (such as Fig.12 and Fig.13 ) and the closed position (as shown Fig.14 and Fig.15When the rotating cover plate 3 is in the optimal open position (e.g., upright), it forms a vertical relationship with the rotating cover plate 3 in the optimal closed position (e.g., horizontal). Pivots 30 are provided on both sides of the rotating cover plate 3, and the pivots 30 are rotatably mounted on the insulating body 1.

[0063] The rotating cover plate 3 includes a first cam group 3a and a second cam group 3b; the first cam group 3a includes a plurality of first cams 31 arranged at intervals on a first straight line along the second direction A2-A2, and the second cam group 3b includes a plurality of second cams 32 arranged at intervals on a second straight line along the second direction A2-A2, and the first straight line and the second straight line are parallel to each other. The first cam 31 is accommodated in the first space 210, and the second cam 32 is accommodated in the second space 220.

[0064] When the rotating cover 3 rotates from the open position to the closed position, the first cam 31 and the second cam 32 respectively abut the first contact elastic arm 212 and the second contact elastic arm 222, so that when the rotating cover 3 reaches the closed position, the first contact portion 2121 and the second contact portion 2221 are both in close contact with the electrical connector and achieve electrical connection.

[0065] Specifically, in the illustrated embodiment of the present invention, the first abutting elastic arm 213 is provided with a first abutting plane 2131, and the first contact elastic arm 212 is provided with a first abutting inclined surface 2122 facing away from the first contact portion 2121. The second abutting elastic arm 223 is provided with a second abutting plane 2231, and the second contact elastic arm 222 is provided with a third abutting plane 2222 facing away from the second contact portion 2221.

[0066] In the illustrated embodiment of the present invention, the first cam 31 includes a first plane 311, a first inclined surface 312 opposite to the first plane 311, a second plane 313 perpendicular to the first plane 311, a second inclined surface 314 opposite to the second plane 313, a first arcuate surface 3151 connecting the first plane 311 and the second plane 313, a second arcuate surface 3152 connecting the second plane 313 and the first inclined surface 312, a third arcuate surface 3153 connecting the first inclined surface 312 and the second inclined surface 314, and a fourth arcuate surface 3154 connecting the second inclined surface 314 and the first plane 311. The first arcuate surface 3151, the second arcuate surface 3152, the third arcuate surface 3153 and the fourth arcuate surface 3154 are configured to abut against the corresponding first abutting elastic arm 213 or the first contact elastic arm 212 when the rotating cover 3 rotates from the open position to the closed position, so as to achieve smooth rotation.

[0067] The second cam 32 includes a third plane 321, a fourth plane 322 opposite to the third plane 321, a fifth plane 323 perpendicular to the third plane 321, a sixth plane 324 opposite to the fifth plane 323, a fifth arcuate surface 3251 connecting the third plane 321 and the fourth plane 322, a sixth arcuate surface 3252 connecting the fifth plane 323 and the fourth plane 322, a seventh arcuate surface 3253 connecting the fourth plane 322 and the sixth plane 324, and an eighth arcuate surface 3254 connecting the sixth plane 324 and the third plane 321. The fifth arc surface 3251, the sixth arc surface 3252, the seventh arc surface 3253 and the eighth arc surface 3254 are configured to abut against the corresponding second abutment elastic arm 223 or the second contact elastic arm 222 when the rotating cover 3 rotates from the open position to the closed position to achieve smooth rotation.

[0068] Please combine Fig.12 as well as Fig.13As shown, when the rotating cover plate 3 is in the open position, the first plane 311 of the first cam 31 abuts against the first abutting plane 2131, and the first inclined plane 312 abuts against the first abutting inclined plane 2122; the third plane 321 of the second cam 32 abuts against the second abutting plane 2231. At this time, the first cam 31 abuts against the first abutting elastic arm 213 and the first contact elastic arm 212, and the second cam 32 abuts against the second abutting elastic arm 223, so as to keep the rotating cover plate 3 in the open position. In other words, the rotating cover plate 3 of the present invention can maintain a hovering posture at the open position, while relaxing the compressive contact force between the first conductive terminal 21 and the second conductive terminal 22 and the electrical connector, so that the electrical connector can be removed with one hand, which is convenient and quick. Preferably, when the rotating cover plate 3 of the present invention is in the open position, the first conductive terminal 21 and the second conductive terminal 22 do not generate a squeezing force on the electrical connector, so as to facilitate the removal of the electrical connector or the insertion of the electrical connector.

[0069] When the rotating cover plate 3 is in the closed position, the second plane 313 of the first cam 31 abuts against the first abutting plane 2131, and the second inclined plane 314 abuts against the first abutting inclined plane 2122; the fifth plane 323 of the second cam 32 abuts against the second abutting plane 2231, and the sixth plane 324 abuts against the third abutting plane 2222. At this time, the first cam 31 is clamped between the first abutting elastic arm 213 and the first contact elastic arm 212, and the second cam 32 is clamped between the second abutting elastic arm 223 and the second contact elastic arm 222, so as to keep the rotating cover plate 3 in the closed position. The present invention provides the first cam 31 and the second cam 32, which are respectively in contact with the first conductive terminal 21 and the second conductive terminal 22 through the two groups of cams. On the one hand, the rotating cover 3 can always maintain a tightly closed state, and the rotating cover 3 is not easy to loosen; on the other hand, the first contact portion 2121 and the second contact portion 2221 can achieve uniform and consistent pre-pressure contact with the conductive portion on the electrical connector.

[0070] The first fixing portion 211 defines a first opening 2110 penetrating the first fixing portion 211 and a first elastic interference portion 2111 located at one side of the first opening 2110 and protruding from the first abutting elastic arm 213 . The first elastic interference portion 2111 elastically abuts against the insulating body 1 .

[0071] The second fixing portion 221 is provided with a second opening 2210 penetrating the second fixing portion 221 and a second elastic interference portion 2211 located at one side of the second opening 2210 and protruding the second abutting elastic arm 223, and the second elastic interference portion 2211 elastically abuts against the insulating body 1. In the illustrated embodiment of the present invention, the first opening 2110 and the second opening 2210 are both T-shaped.

[0072] The present invention greatly reduces the overall deformation of the top and bottom surfaces of the insulating body 1 caused by the accumulation of local stresses of hard interference by providing the first elastic interference portion 2111 and the second elastic interference portion 2211, and effectively prevents the risk of terminal detachment caused by damage to the slot contact surface of the insulating body 1 due to hard interference.

[0073] In addition, the insulating body 1 includes a reinforcing ridge 12 between the first contact elastic arm 212 and the first abutting elastic arm 213 to improve the structural strength of the insulating body 1 and reduce deformation as much as possible.

[0074] The second fixing portion 221 of the second conductive terminal 22 is provided with a retaining notch 2212 penetrating the second fixing portion 221 backward along the first direction A1-A1. The insulating body 1 accordingly includes a retaining protrusion 13 retained in the retaining notch 2212.

[0075] Compared with the prior art, the electrical connector 100 of the present invention includes a rotating cover plate 3, which can rotate between an open position and a closed position relative to the insulating body 1, and the rotating cover plate 3 includes a first cam group 3a and a second cam group 3b; the first cam group 3a includes a plurality of first cams 31, and the second cam group 3b includes a plurality of second cams 32; when the rotating cover plate 3 rotates from the open position to the closed position, the first cam 31 and the second cam 32 respectively abut against the first contact elastic arm 212 and the second contact elastic arm 222, so that when the rotating cover plate 3 reaches the closed position, the first contact portion 2121 and the second contact portion 2221 are both in close contact with the electrical connector. With such a configuration, the electrical connector 100 of the present invention has higher reliability.

[0076] The above implementation modes are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. The understanding of the present invention should be based on the technical personnel in the relevant technical field. Although the present invention has been described in detail in this specification with reference to the above implementation modes, the ordinary technical personnel in the field should understand that the technical personnel in the relevant technical field can still modify or replace the present invention with equivalents, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. An electrical connector, characterized in that: include: An insulating body, the insulating body having a docking surface and a docking slot penetrating the docking surface along a first direction, the docking slot being configured to accommodate an electrical connector; A plurality of first conductive terminals, wherein the first conductive terminals are disposed on the insulating body, the first conductive terminals include a first fixing portion and a first contact elastic arm extending from the first fixing portion, and the first contact elastic arm is provided with a first contact portion; A plurality of second conductive terminals, wherein the second conductive terminals are disposed on the insulating body, the second conductive terminals include a second fixing portion and a second contact elastic arm extending from the second fixing portion, the second contact elastic arm is provided with a second contact portion; the first contact portion and the second contact portion are spaced apart along the first direction; as well as A rotating cover plate, the rotating cover plate can rotate between an open position and a closed position relative to the insulating body, the rotating cover plate comprises a first cam group and a second cam group; the first cam group comprises a plurality of first cams, and the second cam group comprises a plurality of second cams; When the rotating cover rotates from the open position to the closed position, the first cam and the second cam respectively abut the first contact elastic arm and the second contact elastic arm, so that when the rotating cover reaches the closed position, the first contact portion and the second contact portion are both in close contact with the electrical connector.

2. The electrical connector according to claim 1, wherein: The first contact portion and the second contact portion are staggered along the first direction.

3. The electrical connector according to claim 1, wherein: The first contact portions of the first conductive terminals are arranged in a first row along a second direction, and the second contact portions of the second conductive terminals are arranged in a second row along the second direction. The first row and the second row are parallel to each other, and the second direction is perpendicular to the first direction.

4. The electrical connector according to claim 1, wherein: The first conductive terminal includes a first abutting elastic arm extending from the first fixing portion and a first accommodating space located between the first contact elastic arm and the first abutting elastic arm, and the first cam is accommodated in the first space; The second conductive terminal includes a second abutting elastic arm extending from the second fixing portion and a second accommodating space located between the second contact elastic arm and the second abutting elastic arm, and the second cam is accommodated in the second space.

5. The electrical connector according to claim 4, wherein: The first cam comprises a first plane and a first inclined surface opposite to the first plane; The first abutting elastic arm is provided with a first abutting plane, and the first contact elastic arm is provided with a first abutting inclined surface facing away from the first contact portion; When the rotating cover is in the open position, the first plane abuts against the first abutting plane, and the first inclined surface abuts against the first abutting inclined surface.

6. The electrical connector according to claim 5, wherein: The first cam comprises a second plane perpendicular to the first plane and a second inclined plane opposite to the second plane; When the rotating cover is in the closed position, the second plane abuts against the first abutting plane, and the second inclined surface abuts against the first abutting inclined surface.

7. The electrical connector according to claim 6, wherein: The first cam further includes a first arcuate surface connecting the first plane and the second plane, a second arcuate surface connecting the second plane and the first inclined surface, a third arcuate surface connecting the first inclined surface and the second inclined surface, and a fourth arcuate surface connecting the second inclined surface and the first plane; The first arcuate surface, the second arcuate surface, the third arcuate surface and the fourth arcuate surface are configured to abut against the corresponding first abutting elastic arm or the first contact elastic arm when the rotating cover plate rotates from the open position to the closed position.

8. The electrical connector according to claim 4, wherein: The second cam includes a third plane and a fourth plane opposite to the third plane; The second abutting elastic arm is provided with a second abutting plane, and the second contact elastic arm is provided with a third abutting plane facing away from the second contact portion; When the rotating cover is in the open position, the third plane abuts against the second abutting plane.

9. The electrical connector according to claim 8, wherein: The second cam includes a fifth plane perpendicular to the third plane and a sixth plane opposite to the fifth plane; When the rotating cover is in the closed position, the fifth plane abuts against the second abutting plane, and the sixth plane abuts against the third abutting plane.

10. The electrical connector according to claim 9, wherein: The second cam further includes a fifth arcuate surface connecting the third plane and the fourth plane, a sixth arcuate surface connecting the fifth plane and the fourth plane, a seventh arcuate surface connecting the fourth plane and the sixth plane, and an eighth arcuate surface connecting the sixth plane and the third plane; The fifth arc surface, the sixth arc surface, the seventh arc surface and the eighth arc surface are configured to abut against the corresponding second abutting elastic arm or the second contact elastic arm when the rotating cover plate rotates from the open position to the closed position.

11. The electrical connector according to claim 4, wherein: When the rotating cover is in the open position, the first cam abuts against the first abutting elastic arm and the first contact elastic arm, and the second cam abuts against the second abutting elastic arm, so as to keep the rotating cover in the open position.

12. The electrical connector according to claim 4, wherein: When the rotating cover is in the closed position, the first cam is clamped between the first abutting elastic arm and the first contact elastic arm, and the second cam is clamped between the second abutting elastic arm and the second contact elastic arm to keep the rotating cover in the closed position.

13. The electrical connector according to claim 4, wherein: The first fixing portion is provided with a first opening penetrating the first fixing portion and a first elastic interference portion located at one side of the first opening and protruding from the first abutting elastic arm, and the first elastic interference portion elastically abuts against the insulating body.

14. The electrical connector according to claim 13, wherein: The second fixing portion is provided with a second opening penetrating the second fixing portion and a second elastic interference portion located at one side of the second opening and protruding from the second abutting elastic arm, and the second elastic interference portion elastically abuts against the insulating body.

15. The electrical connector according to claim 14, wherein: The first opening and the second opening are T-shaped.

16. The electrical connector according to claim 4, wherein: The first conductive terminal and the second conductive terminal are assembled to the insulating body along opposite directions; The insulating body includes a reinforcing convex strip located between the first contact elastic arm and the first abutting elastic arm.

17. The electrical connector according to claim 1, wherein: The second fixing portion is provided with a holding notch penetrating through the second fixing portion along the first direction; The insulating body includes a holding protrusion which is held in the holding recess.

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