TWI676323B - Electrical connector - Google Patents

Abstract

The invention relates to an electrical connector having an insulating body, a plurality of conductive terminals, and a cable. And a locking mechanism for locking the electrical connector and the docking connector, the conductive terminal is fixed in a corresponding terminal slot of the insulating body, the locking mechanism includes a rotating member and a locking member, and the rotating member includes a pair of oppositely disposed and The locking arm is rotatably connected to the insulating body and a holding arm that connects the pair of rotating arms. The locking member is disposed inside the holding arm. The rotating member has a first state and a second state that can be rotated and switched. In the first state, the electrical connector and the mating connector can be freely inserted or separated. When the rotating member is rotated to be close to or in the second state, the aforementioned locking member is rotated or translated to realize the locking of the electrical connector and the mating connector. .

Description

Electric connector

The invention relates to an electrical connector, and in particular to an electrical connector capable of effectively locking a docking connector.

After the traditional electrical connector and the mating connector are plugged in, the locking force between the two is insufficient, which easily leads to poor electrical contact; especially under high voltage conditions, a large locking force is required to prevent the electrical connector from being mated. Poor electrical contact caused by loosening of the device.

In view of this, it is indeed necessary to further improve the traditional electrical connector in order to solve the above problems.

An object of the present invention is to provide an electrical connector capable of effectively locking a docking connector.

To achieve the above object, the present invention provides an electrical connector having an insulating body, a plurality of conductive terminals, a cable mechanically and electrically connected to the conductive terminal, and a locking mechanism for locking the electrical connector and the mating connector. The insulating body has a first side and a second side opposite to each other. The conductive terminal is fixed in a corresponding terminal slot of the insulating body. The locking mechanism includes a rotating member rotatably connected to the insulating body and is located inside the rotating member. The locking member includes a pair of rotating arms which are oppositely disposed and rotatably connected to the insulating body, and a holding arm which connects the pair of rotating arms. The locking member is disposed on the inner side of the holding arm, and the rotating member has a first state and a second state that can be switched. When the rotating member is in the first state, the electrical connector and the mating connector can be freely inserted or separated. When the rotating member rotates to the second state, the lock member moves from the first position to the second position under the action of external force, and the lock member rotates or translates to realize the locking of the electrical connector and the mating connector.

As a further improvement of the present invention, the rotating arm has at least one guiding groove, and the locking member has a sliding portion that cooperates with the guiding groove and can slide in the guiding groove.

As a further improvement of the present invention, the locking member has a pair of mating portions opposite to each other and an operation portion connecting the pair of mating portions. The mating portion is connected to an inner side of the corresponding rotating arm, and the sliding portion is disposed at the mating portion. Outside side.

As a further improvement of the present invention, the rotary arm has two positioning holes corresponding to the first position and the second position, and the mating portion has a protrusion protruding from an outer side surface thereof to selectively fit one of the positioning holes Of the positioning section.

In order to achieve the aforementioned object, the present invention also provides an electrical connector having an insulating body, a plurality of conductive terminals, a mechanically and electrically connected cable with the conductive terminals, and a lock for locking the electrical connector and the mating connector. Mechanism, the aforementioned insulating body has a first side and a second side opposite to each other, the aforementioned conductive terminal is fixed in a corresponding terminal slot of the aforementioned insulating body, wherein the aforementioned locking mechanism includes a rotating member rotatably connected to the insulating body and is located at the rotation The locking member on the inner side of the piece, the rotating member includes a pair of rotating arms which are oppositely disposed and rotatably connected with the insulating body, and a holding arm which connects the pair of the rotating arms, and the locking member is provided on the inside of the holding arm. One of the side walls of the insulating body is provided with an accommodating groove which is open to the outside. The locking member is installed in the accommodating groove. The rotating member has a first state and a second state which can be rotated and switched. In the first state, the electrical connector and the mating connector can be freely inserted or separated. When the rotating member is rotated to be close to or in the second state, State The locking member rotates or translates to lock the electrical connector and the mating connector.

As a further improvement of the present invention, the locking member has a fixed arm connected to the insulating body and an elastic arm integrally connected to the fixed arm. The front end of the elastic arm is a free end, and the free end is a rear end of the elastic arm. It is an elastic movement of the fulcrum to realize the lock with the rotating part.

As a further improvement of the present invention, the side wall is further provided with a pair of holding grooves and a pair of receiving grooves symmetrically disposed on both sides of the receiving groove in the height direction, the pair of holding grooves and the pair of receiving grooves. All of them are in communication with the accommodating grooves. One pair of mounting portions of the fixed arm respectively extends into and is limited to the corresponding holding grooves. A stopper provided at the front end of the elastic arm elastically slides in the accommodating grooves and is limited to the receiving grooves. In the accommodating slot, the stopper is located on the front side of the blocking surface forming the accommodating slot and is blocked by the blocking surface to prevent the stopper from exiting the accommodating slot backward.

As a further improvement of the present invention, the side wall further has a locking groove formed from the rear end thereof, the holding arm has hanging ears at the front end and protrudes toward the inner side, and the fixing arm has a facing toward the insulating body. The protrusion is formed protrudingly, and the protrusion is locked with the locking groove.

In order to achieve the aforementioned object, the present invention also provides an electrical connector having an insulating body, a plurality of conductive terminals, a mechanically and electrically connected cable with the conductive terminals, and a lock for locking the electrical connector and the mating connector. Mechanism, the aforementioned insulating body has a first side and a second side opposite to each other, the aforementioned conductive terminal is fixed in a corresponding terminal slot of the aforementioned insulating body, wherein the aforementioned locking mechanism includes a rotating member rotatably connected to the insulating body and is located at the rotation The locking member on the inner side of the piece, the rotating member includes a pair of rotating arms which are oppositely disposed and rotatably connected with the insulating body, and a holding arm which connects the pair of the rotating arms, and the locking member is provided on the inside of the holding arm. The rotating member has a first state and a second state that can be switched. When the rotating member is in the first state, the electrical connector and the mating connector can be freely inserted. Or separated, when the rotating member is rotated to be close to or in the second state, the aforementioned locking member is rotated or translated to realize the locking of the electrical connector and the docking connector, wherein when the electrical connector and the docking connector are first on the rotating member After the mating is completed in the state, the rotating member is rotated to the second state, and the locking member is rotated or translated under the pushing force of the holding arm until the locking member is locked with the docking connector to lock the rotating member. Locked in the second state to lock the electrical connector and the mating connector.

As a further improvement of the present invention, the rotating arm further has a limiting protrusion that protrudes inward to prevent the rotating member from leaving the second state.

Compared with the prior art, the locking mechanism of the electrical connector of the present invention achieves a good multi-directional locking with the docking connector through the hanging buckles on both sides in the height direction and the locking buckles on the lateral side in the transverse direction, enhancing the Reliability of electrical connection between docking connectors.

100, 100 ', 100 "‧‧‧ electrical connectors

1,1 ', 1 "‧‧‧Insulated body

11‧‧‧Terminal Slot

112'‧‧‧ Receiving slot

113'‧‧‧ card slot

114'‧‧‧Slot

115'‧‧‧Container

1150'‧‧‧ blocking surface

12‧‧‧ Pivot

13‧‧‧ protrusion

14‧‧‧stop

15‧‧‧Limiting Department

2‧‧‧ conductive terminals

3, 3'‧‧‧ cable

4, 4 "‧‧‧locking mechanism

41, 41 ', 41 "‧‧‧Rotating parts

411‧‧‧Rotating arm

412, 412 ', 412 "‧‧‧ holding arms

4121'‧‧‧Mounting ears

413‧‧‧Connection Department

415‧‧‧ limit protrusion

416‧‧‧Combination

417‧‧‧stop

418‧‧‧Concave

4116‧‧‧Guide

4117‧‧‧ Positioning hole

412‧‧‧grip arm

413‧‧‧Connection Department

4131‧‧‧Pivot hole

414‧‧‧cam

4141‧‧‧Chute

4142‧‧‧Unlock slot

42, 42 ', 42 "‧‧‧ locks

421‧‧‧Sliding section

421'‧‧‧ fixed arm

4211'‧‧‧ bump

422‧‧‧Matching Department

422 "‧‧‧ Elastic Arm

4221‧‧‧Positioning Department

4222‧‧‧Depression

4223'‧‧‧ Stop

423‧‧‧Operation Department

423'‧‧‧Mounting Department

4231‧‧‧Card slot

424‧‧‧ Strengthening Department

5‧‧‧ limit pieces

200 "‧‧‧ Butt Connector

201 "‧‧‧Snap

The first figure is a perspective assembly view of the first embodiment of the electrical connector of the present invention.

The second figure is an exploded perspective view of the electrical connector shown in the first figure.

The third diagram is a partial assembly diagram of the electrical connector shown in the second diagram.

The fourth diagram is a perspective assembly view of the locking mechanism of the electrical connector shown in the first diagram.

The fifth figure is an exploded perspective view of the locking mechanism shown in the fourth figure.

The sixth figure is a sectional view taken along line VI-VI in the fourth figure.

The seventh diagram is a schematic sectional view of the locking mechanism shown in the fourth diagram when the locking mechanism is in the first position.

Figure 8 is a schematic sectional view of the locking mechanism shown in Figure 4 when the locking mechanism is in the second position.

The ninth to tenth figures are cross-sectional views of the electrical connector shown in the first figure after the conductive terminals and cables are removed.

The eleventh figure is a perspective assembly view of the second embodiment of the electrical connector of the present invention.

Figure 12 is an exploded view of the electrical connector shown in Figure 11.

The thirteenth figure is a further exploded view of the electrical connector shown in the twelfth figure.

The fourteenth figure is a schematic cross-sectional view of the electrical connector shown in the eleventh figure after the conductive terminals and cables are removed.

The fifteenth figure is a perspective assembly view of the third embodiment of the electrical connector of the present invention.

Figure 16 is a perspective view of the locking mechanism of the electrical connector shown in Figure 15.

The seventeenth figure is a perspective view after the electrical connector and the mating connector shown in the fifteenth figure are inserted and locked.

Please refer to the first to tenth figures, which show a first embodiment of the electrical connector 100 of the present invention. The foregoing electrical connector 100 has an insulating body 1, a plurality of conductive terminals 2, and a wire mechanically and electrically connected to the conductive terminal 2. The cable 3 and the locking mechanism 4 for locking the electrical connector 100 and the mating connector.

The insulating body 1 has a first side and a second side opposite to each other. In this embodiment, the first and second sides are two sides of the insulating body 1 in a height direction. Each of the terminal grooves 11 between the first side and the second side penetrates the insulating body 1 in the front-rear direction, and the conductive terminals 2 are fixed in the corresponding terminal grooves 11 of the insulating body 1.

The above-mentioned insulating body 1 has a pair of pivot shafts 12 oppositely disposed on two sides in a height direction thereof, and a protruding portion 13 protruding on one side in a lateral direction thereof.

The locking mechanism 4 includes a rotating member 41 rotatably connected to the insulating body 1 and a locking member 42 located inside the rotating member 41. The rotating member 41 includes a pair of rotating arms 411 disposed oppositely and rotatably connected to the insulating body 1. And a holding arm 412 that connects a pair of the aforementioned rotating arms 411, the locking member 42 is disposed inside the holding arm 412, and the rotating member 41 has a first state and a second state that can be switched rotatably State, when the rotating member 41 is in the first state, the electrical connector 100 and the mating connector can be freely inserted or separated. When the rotating member 41 is rotated to be close to or in the second state, the aforementioned locking member 42 is rotated or translated to The electrical connector 100 and the mating connector are locked.

After the electrical connector 100 and the mating connector are mated in the first state of the rotating member 41, the rotating member 41 rotates to the second state, and the locking member 42 rotates under the action of the holding arm 412 or the external force. Or, it is translated until it is locked with at least one of the insulating body 1, the rotating member 41 and the mating connector, so as to lock the aforementioned rotating member 41 in the second state to realize the locking of the electrical connector 100 and the mating connector.

In the first embodiment of the present invention, when the rotating member 41 is rotated from the first state to the second state, the aforementioned locking member 42 is translated by the external force in the direction shown by the arrow in the fourth figure until it is in contact with the insulating body. The 1-phase locking buckle is used to lock the electrical connector 100 and the mating connector.

Each of the aforementioned rotating arms 411 has a first end fixedly connected to the holding arm 412 and a second end opposite to the first end, and the second end has a connecting portion 413 that is rotatably connected to the corresponding pivot shaft 12 and can be connected with The butt-connected cam 414 is locked. The connecting portion 413 is provided with a pivot hole 4131 for receiving the pivot shaft 12. In this embodiment, the pivot hole 4131 is composed of a circular hole located in the center and rectangular holes symmetrically disposed on both sides of the circular hole.

The cam 414 is provided with an arc-shaped sliding groove 4141 and an unlocking groove 4142 communicating with the sliding groove 4141. The unlocking groove 4142 is located on one side of the sliding groove 4141 away from the first end, so that the locking mechanism 4 is in the first position. In the state, the padlock or unlocking with the locking part of the docking connector is realized.

Please refer to FIG. 4 to FIG. 8. In the first embodiment of the present invention, the locking member 42 is slidably connected to the rotating arm 411 and has a first position that is locked with the rotating arm 411 and In the second position, when the rotating member 41 is rotated to the second state and the buckling portion of the docking connector is hung, the aforementioned The locking member 42 is moved from the first position to the second position in the direction shown by the arrow in the fourth figure under the action of the external force, so as to realize the locking of the electrical connector 100 and the mating connector.

The rotating arm 411 has at least one guiding groove 4116, the guiding groove 4116 extends along the length direction of the rotating arm 411, and the locking member 42 has a fit with the guiding groove 4116 and can be in the guiding groove 4116. The sliding portion 421.

The locking member 42 has a pair of mating portions 422 and an operation portion 423 connecting the pair of mating portions 422 opposite to each other. The mating portion 422 is connected to the inside of the corresponding rotating arm 411, and the sliding portion 421 is disposed on the mating portion 422. Outside side. Specifically, a pair of the sliding portions 421 are protruded side by side on the outer surface of each of the mating portions 422, and the pair of sliding portions 421 are spaced apart from each other in the width direction of the locking member 42. And the extending direction is perpendicular to the width direction of the locking member 42, the sliding portion 421 extends beyond the end of the engaging portion 422 toward a direction away from the operating portion 423.

Each of the aforementioned rotating arms 411 has two positioning holes 4117 corresponding to the first position and the second position, and the engaging portion 422 has a positioning protruding from an outer side surface thereof to selectively cooperate with one of the positioning holes 4117.部 4221.

Each of the mating portions 422 further has a recessed portion 4222 recessed on an outer surface thereof. The recessed portion 4222 and the positioning portion 4221 are aligned in a direction parallel to the extending direction of the sliding portion 421.

The locking member 42 further has a reinforcing portion 424 protruding from one side in the width direction. The reinforcing portion 424 is disposed outside the operating portion 423 and cooperates with the holding portion 412 to further prevent the locking member 42. It is detached from the rotating member 41 under the thrust.

The operation part 423 also has a locking slot 4231 provided on the inner side thereof, and the locking mechanism 4 In the second state, the latching slot 4231 is opened toward the protruding portion 13 of the insulating body 1 and the latching portion 42 is locked into the latching slot 4231 when the locking member 42 slides to the second position. In order to lock the locking member 42 in the second state, the reliable positioning between the locking mechanism 4 and the insulating body 1 is achieved.

Each of the aforementioned rotating arms 411 also has a limiting protrusion 415, a joint portion 416, and a blocking portion 417 protruding inward. The limiting protrusion 415 and the two positioning holes 4117 on the same side are along the length of the rotating arm 411. The positioning protrusions 415 are arranged side by side, and the limiting protrusions 415 are located on one side of the two positioning holes 4117 near the second end. When the locking mechanism 4 is turned from the first state to the second state, the limiting protrusion 415 moves forward until it passes through the limiting portion 15 provided on the outer side of the insulating body 1, and the blocking limit is located on the front side of the limiting portion 15. This prevents the aforementioned locking mechanism 4 from turning to the first state.

The coupling portion 416 is provided in a strip shape, and is disposed on one side of the two positioning holes 4117 near the first end, that is, the limiting protrusion 415 and the coupling portion 416 are disposed along the two positioning holes 4117. The two sides of the rotation arm 411 in the length direction. The aforementioned coupling portion 416 is limited to be located in the aforementioned recessed portion 4222 on the corresponding side, so as to further realize the positioning between the rotating member 41 and the locking member 42.

When the locking mechanism 4 is in the first state, the aforementioned blocking portion 417 resists corresponding protrusions provided on the upper and lower sides of the insulating body 1 to ensure the position of the locking mechanism 4 before the electrical connector 100 is not docked, and prevent the locking mechanism 4 When the electrical connector 100 is not docked, the electrical connector 100 is rotated to the second state.

At least one of the first side and the second side of the insulating body 1 is convexly provided with a stopper 14. The second end is provided with a concave portion 418 located outside the connecting portion 413. The concave portion 418 is provided on the connecting portion 413 and the cam. 414 的 junction. The stop portion 14 abuts in the recessed portion 418 of the connection portion 413 to prevent the side of the holding arm 412 of the locking mechanism 4 from continuing to rotate forward.

As shown in the second figure, the electrical connector 100 further includes a limiting member 5 assembled on the bottom side of the insulating body 1 to simultaneously lock the plurality of conductive terminals 2.

Please refer to FIGS. 11 to 14. In the second embodiment of the electrical connector of the present invention, the insulating body 1 ′, the conductive terminal, and the cable 3 ′ of the electrical connector are the same as those of the first embodiment. It is the same in the description and will not be repeated here. The following mainly describes differences between the two embodiments.

One side wall of the insulating body 1 'in the lateral direction is provided with an accommodation groove 112' which is open outwards. The side wall is also provided with a pair of clampings which are symmetrically disposed on one side of the accommodation groove 112 'in the height direction. The groove 113 ′ and the pair of receiving grooves 115 ′, the aforementioned pair of holding grooves 113 ′ and the aforementioned pair of receiving grooves 115 ′ are in communication with the aforementioned receiving groove 112 ′, and in this embodiment, each of the retaining grooves 113 It is also in communication with the receiving groove 115 on the same side, and may not be connected in other embodiments.

Please refer to the thirteenth and fourteenth figures. The aforementioned side wall also has a locking groove 114 'formed by being recessed forward from its rear end, and the holding arm 412' of the rotating member 41 'has a hanging protrusion protruding toward the inner side thereof. The ear 4121 ', the hanging ear 4121' is formed at the front end of the holding arm 412 '.

In this embodiment, the locking member 42 'is installed in the aforementioned receiving groove 112', and has a fixed arm 421 'connected to the insulating body 1' and an elastic arm 422 "integrally connected to the fixed arm 421 ', The front end of the elastic arm 422 "is a free end, and the free end is elastically moved with the rear end of the elastic arm 422" as a fulcrum to realize the locking with the rotating member 41 '. The fixing arm 421' has a direction toward the insulating body 1 'protruded projection 4211' and a pair of mounting portions 423 'protruding upward and downward in the height direction, the aforementioned projection 4211' is locked with the aforementioned locking groove 114 ', and the aforementioned mounting portion 423' respectively protrudes into And located in the corresponding holding groove 113 ', the stopper 4223' provided at the front end of the elastic arm 422 'slides elastically in the receiving slot 115' and is limited to the receiving slot 115 ', and the stopper 4223' is located in The front side of the blocking surface 1150 'forming the receiving groove 115' is blocked by the blocking surface 1150 'to prevent the stopper 4223' from exiting the receiving groove 115 'backward.

In this embodiment, when the rotating member 41 ′ is rotated to be close to the second state, the aforementioned locking member 42 ′ is rotated to realize the locking of the electrical connector 100 ′ and the mating connector. Specifically, when the electrical connector 100 ′ and the mating connector are locked, After the mating connector is mated in the first state of the rotating member 41 ', the rotating member 41' rotates to the second state, and the elastic arm 422 'of the locking member 42' is pushed by the holding arm 412 ' Deflect until the holding arm 412 'rotates forward so that the front mounting ear 4121' of the front end passes over the elastic arm 422 'and is locked with the elastic arm 422', thereby locking the rotating member 41 'in the second state In order to achieve the locking of the electrical connector 100 'and the mating connector.

In this embodiment, the aforementioned locking member 42 'is assembled and fixed to a side portion of the insulating body 1', and the rotating member 41 'presses the elastic arm 422' of the aforementioned locking member 42 'to deflect it, and further to hold it. The arm 412 'is phase-locked, and the elastic rotation of the elastic arm 422' is relatively stable, preventing accidental deviation or even falling caused by improper direct application of force.

Please refer to the fifteenth to seventeenth figures. In the third embodiment of the electrical connector of the present invention, the insulating body 1 ", the conductive terminals, and the cables of the electrical connector are similar to those in the first embodiment. Or the same, the details are not repeated here, the difference is that in this embodiment, the rotating member 41 "of the locking mechanism 4" and the locking member 42 "are an integrated structure, and the aforementioned locking member 42" is integrally connected to the aforementioned rotation Piece 41 "inside the grip arm 412".

When the rotating member 41 "is rotated to be close to the second state, the aforementioned locking member 42" is rotated by the pressing force of the buckling portion 201 "of the docking connector 200" to realize the electrical connector 100 "and the docking connector 200. "Locking; specifically, when the electrical connector 100" and the mating connector 200 "are mated in the first state of the rotating member 41", the aforementioned rotating member 41 "rotates to the second state, and the aforementioned locking member 42 "The pressing part 201" of the docking connector 200 "is pressed by the pressing force of the holding arm 412", and the locking member 42 "is rotated by the reaction force of the snapping section 201" until it reaches the docking connector 200 " The latching portion 201 "is locked with a phase lock to lock the aforementioned rotating member 41" in the second state to thereby lock the electrical connector 100 "and the mating connector 200".

The locking mechanism of the electrical connector according to the present invention is connected with the butt by the cams provided on both sides thereof. The hanging buckle between the locking parts of the device realizes the locking with the mating connector on both sides in the height direction; and the insulation is achieved by a rotatable rotating member and a locking member that cooperates with the rotating member. The body or the docking connector is further locked on one side in the lateral direction, thereby enhancing the reliability of the electrical connection with the docking connector.

In particular, it should be pointed out that for those skilled in the art, equivalent changes to the present invention made under the teaching of the present invention should still be included in the scope claimed by the patent application scope of the present invention.

Claims (10)

An electrical connector includes an insulating body, a plurality of conductive terminals, a cable mechanically and electrically connected to the conductive terminals, and a locking mechanism for locking the electrical connector and the docking connector. And the second side, the conductive terminal is fixed in a corresponding terminal slot of the insulating body, wherein the locking mechanism includes a rotating member rotatably connected to the insulating body and a locking member located inside the rotating member, and the rotating member includes A pair of oppositely disposed rotating arms connected to the insulating body and a holding arm connected to the pair of the rotating arms, the locking member is disposed inside the holding arm, the rotating member has a first state capable of being rotatably switched, and In the second state, when the rotating member is in the first state, the electrical connector and the mating connector can be freely inserted or separated. When the rotating member is rotated to the second state, the aforementioned locking member is moved from the first position by an external force. In the second position, the aforementioned locking member is rotated or translated to achieve the locking of the electrical connector and the mating connector. The electrical connector according to item 1 of the scope of patent application, wherein the rotating arm has at least one guiding groove, and the locking member has a sliding portion that cooperates with the guiding groove and can slide in the guiding groove. The electrical connector according to item 2 of the scope of the patent application, wherein the locking member has a pair of mating portions opposite to each other and an operation portion connecting the pair of mating portions. The mating portion is connected to the inside of the corresponding rotating arm. The sliding portion is disposed outside the aforementioned mating portion. The electrical connector according to item 3 of the scope of patent application, wherein the rotating arm has two positioning holes corresponding to the first position and the second position, and the mating portion has a protrusion protruding from an outer side surface thereof to selectively A positioning portion matched with one of the positioning holes. An electrical connector includes an insulating body, a plurality of conductive terminals, a cable mechanically and electrically connected to the conductive terminals, and a locking mechanism for locking the electrical connector and the docking connector. And the second side, the conductive terminal is fixed in a corresponding terminal slot of the insulating body, wherein the locking mechanism includes a rotating member rotatably connected to the insulating body and a locking member located inside the rotating member, and the rotating member includes A pair of oppositely disposed rotating arms are connected to the insulating body and a holding arm is connected to the pair of the rotating arms. The locking member is provided inside the holding arm. The insulating body is provided on one of the side walls in the lateral direction. There is an accommodating slot that is open to the outside. The locking member is installed in the accommodating slot. The rotating member has a first state and a second state that can be switched. When the rotating member is in the first state, the electrical connector and The docking connector can be freely inserted or separated. When the rotating member is rotated to be close to or in the second state, the aforementioned locking member is rotated or translated to realize the electrical connector. The lock docking connector. The electrical connector according to item 5 of the scope of patent application, wherein the aforementioned locking member has a fixed arm connected to the insulating body and an elastic arm integrally connected to the fixed arm, the front end of the elastic arm is a free end, and the free end The end uses the rear end of the aforementioned elastic arm as a fulcrum to elastically move to realize the locking with the rotating member. The electrical connector according to item 6 of the scope of the patent application, wherein the side wall is further provided with a pair of holding grooves and a pair of receiving grooves symmetrically disposed on both sides of the receiving groove in the height direction, and the pair of holding holes Both the groove and the pair of receiving grooves are in communication with the receiving groove. One pair of mounting portions of the fixed arm respectively extends into and is limited to the corresponding holding groove. A stopper provided at the front end of the elastic arm is in the receiving groove. The slide block is elastically slid and confined in the receiving slot, and the stopper is located on the front side of the blocking surface forming the receiving slot and is blocked by the blocking surface to prevent the stopper from exiting the receiving slot backward. The electrical connector according to item 6 of the scope of patent application, wherein the side wall further has a locking groove formed from the rear end thereof, and the holding arm has hanging ears at the front end and protruding toward the inner side. The fixing arm has a protrusion protruding toward the insulating body, and the protrusion is locked with the locking groove. An electrical connector includes an insulating body, a plurality of conductive terminals, a cable mechanically and electrically connected to the conductive terminals, and a locking mechanism for locking the electrical connector and the docking connector. And the second side, the conductive terminal is fixed in a corresponding terminal slot of the insulating body, wherein the locking mechanism includes a rotating member rotatably connected to the insulating body and a locking member located inside the rotating member, and the rotating member includes A pair of oppositely disposed rotating arms connected to the insulating body and a holding arm connected to the pair of the rotating arms, the locking member is disposed inside the holding arm, the rotating member has a first state capable of being rotatably switched, and In the second state, when the rotating member is in the first state, the electrical connector and the mating connector can be freely inserted or separated. When the rotating member is rotated to be close to or in the second state, the aforementioned locking member is rotated or translated to realize the electrical connection. Locking of the connector and the mating connector, wherein when the electrical connector and the mating connector are mated in the first state of the rotating member, the aforementioned rotating member Rotating in the second state, the locking member is rotated or translated under the pushing force of the holding arm until the locking member is locked with the mating connector to lock the rotating member in the second state to realize the electrical connector and Docking connector lock. The electrical connector according to item 1 or 5 or 9 of the scope of the patent application, wherein the rotating arm further has a limiting protrusion that protrudes inward to prevent the rotating member from leaving the second state.