CN116598828A - Power connector - Google Patents

Abstract

The invention relates to the technical field of power connectors, and discloses a power connector which comprises a connecting seat and a plug seat, wherein a plurality of connecting blocks are arranged on the inner ring surface of the connecting seat, a plurality of groups of guide grooves are formed in the surface of the plug seat, the guide grooves are stepped grooves, and the connecting blocks are matched with the guide grooves; the surface sliding mounting of socket has the slide bar, the slide bar is close to the one end of connecting seat is provided with the stopper, power connector still includes: the guide connection rings are arranged on the inner side of the connecting seat, and the guide connection rings are connected with the guide connection rings.

Description

a power connector

technical field

The invention relates to the technical field of power connectors, in particular to a power connector.

Background technique

A power connector is a device that allows current to pass through itself to a designated device for power supply. The power connector is composed of a connector and a terminal. One of the connector and the terminal is connected to the device through a wire, and the other is connected to the power supply through a wire.

The connectors and terminals in the power connector are respectively equipped with insertion pins and insertion holes. The connectors and terminals are installed by plugging, and the static friction force between the connectors and terminals is used to achieve the fixation of the plugging. However, the two ends of the existing power connector are easily separated under the action of external force. When the power connector is separated, the end connected to the power supply will be exposed, and there is a risk of electric shock and water ingress. When the power connector is in a separated state , the end connected to the power supply is in the energized state. At this time, there will be a certain risk of electric shock when the power supply is plugged and installed, and the safety of the power connector is not high.

Contents of the invention

In order to solve the problem that the two ends of the existing power connector are easily separated under the action of external force, when the power connector is separated, the end connected to the power supply will be exposed, and there is a risk of electric shock and water ingress. state, the end connected to the power supply is in the energized state. At this time, there will be a certain risk of electric shock when plugging and installing the power supply, and the problem of low safety in the use of the power connector. The connector includes a connection seat and a receptacle. The inner ring surface of the connection seat is provided with a plurality of connection blocks, and the surface of the receptacle is provided with multiple sets of guide grooves. The guide grooves are stepped grooves. The connection block is matched with the guide groove; the socket socket can be plugged and installed in the connection socket by plugging and rotating, and the stepped groove design of the guide groove can prevent the socket socket from being directly separated from the connection socket .

A slide bar is slidably installed on the surface of the receptacle, and a limit block is arranged at one end of the slide bar close to the connecting seat, and the power connector also includes:

A plurality of guide rings, a plurality of guide rings are fixedly installed inside the connecting seat for electrical connection between the second guide rod and the first guide rod;

Both ends of the guide ring are provided with guide blocks, and the two sets of guide blocks correspond to the first guide rod inside the connecting seat and the second guide rod inside the socket;

Turntable 1 is rotatably installed inside the connecting seat, and the surface of the turntable 1 close to the socket is provided with a limit groove, and the limit groove corresponds to the limit block. When the seat is plugged and rotated, the slide bar and the limit block can be used to drive the turntable to rotate;

The insulating disc is fixedly installed inside the turntable one, and the surface of the insulating disc is provided with a slot hole, and the slot hole can be rotated to a position between the two sets of guide blocks inside the guide ring, and the slot When the hole is rotated to the inside of the guide ring, the two sets of guide blocks are electrically connected, and when the slot on the surface of the insulating disc is not turned to the inside of the guide ring, the two sets of guide blocks inside the guide ring are separated by the insulating disc , in a state of insulation separation.

Further, the guide block further includes a moving part, the moving part is located on the side of the guide block away from the end surface of the guide ring, and the moving part is slidably installed inside the guide ring, so that The moving part is electrically connected to the lead block through a connecting guide post;

The end surface of the moving part away from the connecting block is provided with a magnetic block, and the two sets of magnetic blocks on the end faces of the moving part inside the connecting ring correspond to each other.

The rotation of the insulating disk can push the moving part to move. When the slot hole on the surface of the insulating disk turns to the inside of the guide ring, the two groups of moving parts are adsorbed and connected together under the action of the magnetic block.

Further, several guide rings are circularly distributed, and an insulating block is slidably installed inside the guide ring near the side of the socket, and the insulating block is located between the guide rod two and the guide The position between the connecting blocks, the insulating block can be used to separate the leading block inside the leading ring from the external insulation;

The inside of the turntable one is provided with an adjustment disc, the surface of the adjustment disc is provided with an arc-shaped groove, and the surface of the insulating block is provided with a guide post, and the guide post is located in the arc-shaped slot, and the plug-in When the seat and the connection seat are plugged and rotated, the rotation of the turntable 1 and the cooperation of the adjustment disc and the guide post can be utilized to realize the movement control of the insulating block, so that the second connecting rod can be in contact with the connecting block.

Further, a turntable 2 is installed inside the connecting seat for rotation, and the turntable 2 is located on the side of the turntable 1 away from the socket;

The inside of the second turntable is also provided with an insulating disc. The slots on the surface of the insulating disc inside the second turntable correspond to the slots on the surface of the insulating disc inside the first turntable. The insulating disc inside the second turntable is located at the Describe the position between the two groups of lead blocks inside the lead ring. When the turntable 2 rotates, the insulation disc inside it can be used to realize the insulation separation of the two groups of lead blocks inside the lead ring.

Further, a swivel is installed on the inside of the connecting seat, and a limit rod is slidably installed inside the swivel, and the limit rod runs through the second turntable and extends to the inside of the second turntable. The limit rod can realize the fixed connection between the second turntable and the first turntable or separate the second turntable from the first turntable;

A disc spring is fixedly installed inside the connecting seat, and the disc-shaped spring inside the coil spring is connected with the surface of the swivel ring, and the second turntable can be reset by the coil spring.

Further, one end of the limit rod located inside the swivel is provided with an electromagnetic group, and the electromagnetic group is composed of two electromagnetic modules, and the two electromagnetic modules are respectively located on the surface of the limit rod and inside the swivel. surface;

A power supply is provided inside the connecting seat, and the electromagnetic group is electrically connected with the controller of the power supply switch and the voltage and current abnormality detection module of the circuit where the first connecting rod and the second connecting rod are located.

Further, the hole of the slot hole is a funnel-shaped slope along the edge, and the end face of the guide block near the side of the insulating disk is a conical slope. Block insulation separation.

Further, a spring member is provided between the sliding rod and the socket socket, and the limit block and the limit groove can be fitted together by using the spring member, and at the same time, the guide groove can generate pressure on the connecting block to prevent insertion The seat is loose.

Further, the end of the guide groove close to the outer end surface of the socket is provided with a T-shaped groove, and the elastic force of the spring can be used to make the connecting block cooperate with the T-shaped groove in the guide groove, thereby realizing the connection of the socket socket. Fixed connection with connection socket.

Compared with the prior art, the present invention has the following beneficial effects:

1. The power connector, through the stepped design of the guide groove on the surface of the socket and used in conjunction with the connection block on the inner ring surface of the connection seat, when the first guide rod and the second guide rod inside the power connector are separated from the power , the receptacle will not be directly separated from the connector, and the inside of the connector connected to the power supply will not be directly exposed to the outside. The design of the insulating disk, before the socket and the connection base are not connected, the two sets of lead blocks inside the guide ring are in an insulated and separated state, thereby avoiding the exposure of the lead blocks connected to the power supply inside the connection base and avoiding The risk of electric shock and water ingress is beneficial to improve the safety of power connector use.

2. The power connector, through the combination design of turntable 2 and turntable 1 and the combination design of coil spring, swivel and limit rod, when the voltage or current in the circuit where the lead rod 2 and the lead rod 1 are located is abnormal , by releasing the fixed connection between the second turntable and the first turntable, the second turntable can be reset, so that the two sets of lead blocks inside the lead ring are insulated and separated, so as to realize the power-off protection of the circuit and equipment.

Description of drawings

Fig. 1 is a front view of the internal structure of the power connector of the present invention;

Fig. 2 is a schematic diagram of the surface structure of the socket socket of the present invention;

Fig. 3 is a side view of the internal structure of the connecting seat of the present invention;

Fig. 4 is a schematic diagram of the internal structure of the guide ring of the present invention;

Fig. 5 is a schematic view of the surface structure of the turntable of the present invention;

Fig. 6 is a schematic diagram of the internal structure of the turntable of the present invention;

Fig. 7 is a front view of the internal electrical connection state structure of the power connector of the present invention;

Fig. 8 is a front view of the internal power-off state structure of the power connector of the present invention.

In the figure: 1, connecting base; 11, connecting block; 2, connecting ring; 21, insulating block; 3, connecting block; 31, moving part; 32, connecting guide post; 33, magnetic block; 4, connecting Bar one; 5, socket; 51, slide bar; 511, limit block; 512, spring member; 52, guide groove; 6, guide rod two; 7, turntable one; 71, limit groove; 72 8, turntable two; 9, insulating disk; 91, slotted hole; 10, swivel; 101, limit rod; 102, electromagnetic group; 12, coil spring.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

An example of this power connector is as follows:

Embodiment one

Please refer to Fig. 1-Fig. 6, a power connector, including a connection base 1 and a receptacle 5, the inner ring surface of the connection base 1 is provided with a plurality of connection blocks 11, and the surface of the receptacle 5 is provided with multiple groups of guides. Slot 52, the guide groove 52 is a stepped groove, the connecting block 11 is compatible with the guide groove 52; the socket 5 can be plugged and installed in the connection seat 1 by plugging and rotating, the stepped groove 52 The groove design can prevent the socket socket 5 from being directly separated from the connection socket 1.

One end of the guide groove 52 near the outer end surface of the socket 5 is provided with a T-shaped groove. Using the elastic force of the spring member 512, the connecting block 11 can be matched with the T-shaped groove in the guide groove 52, thereby realizing the connection between the socket 5 and the socket 52. Fixed connection of socket 1.

The surface of the socket 5 is slidingly equipped with a slide bar 51, the end of the slide bar 51 near the connecting seat 1 is provided with a limit block 511, and a spring piece 512 is arranged between the slide bar 51 and the socket 5, and the spring piece 512 can be used to make the The limit block 511 cooperates with the limit groove 71, and at the same time, the guide groove 52 can exert pressure on the connection block 11 to prevent the socket 5 from loosening. The power connector also includes:

Some guide rings 2, some guide rings 2 are fixedly installed in the inside of the connection seat 1, and are used for the electrical connection between the guide rod two 6 and the guide rod one 4; both ends of the guide ring 2 are provided with The guide block 3 and the two sets of guide blocks 3 are respectively corresponding to the first guide rod 4 inside the connection base 1 and the second guide rod 6 inside the socket 5 .

The guide block 3 also includes a moving part 31. The moving part 31 is located on the side of the guide block 3 away from the end face of the guide ring 2. The move part 31 is slidably installed inside the guide ring 2. Between the move part 31 and the guide block 3 They are electrically connected through connecting guide posts 32 .

The end surface of the moving part 31 away from the connecting block 3 is provided with a magnetic block 33 , and the two sets of magnetic blocks 33 on the end surfaces of the moving part 31 inside the connecting ring 2 correspond to each other. The rotation of the insulating disk 9 can push the moving part 31 to move. When the slot 91 on the surface of the insulating disk 9 turns to the inside of the guide ring 2, the two groups of moving parts 31 are adsorbed and connected together under the action of the magnetic block 33 .

Rotary disk one 7 is installed in the inside of connecting seat 1 by rotation, and the surface of rotating disk one 7 near the socket 5 side is provided with a limit groove 71, and the limit groove 71 corresponds to the limit block 511. During plugging and rotating installation, the slide bar 51 and the limit block 511 can be utilized to drive the rotating disk 1 7 to rotate.

The insulating disk 9 is fixedly installed inside the turntable 7, and the surface of the insulating disk 9 is provided with a slot 91, the slot 91 can be rotated to the position between the two groups of guide blocks 3 inside the guide ring 2, and the slot 91 rotates When reaching the inside of the guide ring 2, the two sets of guide blocks 3 are electrically connected. 9 separation, in a state of insulation separation.

The hole of the slot hole 91 is a funnel-shaped slope along the edge, and the end face of the lead block 3 near the insulating disk 9 is a conical slope. When the insulating disk 9 rotates, it is convenient to make the two groups of lead blocks 3 inside the lead ring 2 insulated and separated. .

Embodiment two

Please refer to Fig. 1-Fig. 3, Fig. 7-Fig. 8, a power connector, including a connecting seat 1 and a receptacle 5, the inner ring surface of the connecting seat 1 is provided with a plurality of connection blocks 11, the receptacle 5 There are multiple sets of guide grooves 52 on the surface, the guide grooves 52 are stepped grooves, and the connecting block 11 is compatible with the guide grooves 52; the socket 5 can be plugged and installed in the connecting seat 1 by plugging and rotating. The stepped groove design of the guide groove 52 can prevent the socket socket 5 from being separated from the connection socket 1 directly.

A slide bar 51 is slidably installed on the surface of the receptacle 5, and a limit block 511 is provided at one end of the slide bar 51 close to the connection seat 1. The power connector also includes:

Some guide rings 2, some guide rings 2 are fixedly installed in the inside of the connection seat 1, and are used for the electrical connection between the guide rod two 6 and the guide rod one 4; both ends of the guide ring 2 are provided with The guide block 3 and the two sets of guide blocks 3 are respectively corresponding to the first guide rod 4 inside the connection base 1 and the second guide rod 6 inside the socket 5 .

Rotary disk one 7 is installed in the inside of connecting seat 1 by rotation, and the surface of rotating disk one 7 near the socket 5 side is provided with a limit groove 71, and the limit groove 71 corresponds to the limit block 511. During plugging and rotating installation, the slide bar 51 and the limit block 511 can be utilized to drive the rotating disk 1 7 to rotate.

Some guide rings 2 are annularly distributed, and the inside of the guide ring 2 near the socket 5 side is slidably installed with an insulating block 21, and the insulating block 21 is positioned at the position between the guide rod 2 6 and the guide block 3. The insulating block 21 can insulate and separate the conducting block 3 inside the conducting ring 2 from the outside.

The inside of the rotating disk 7 is provided with an adjusting disc 72, and the surface of the adjusting disc 72 is provided with an arc-shaped groove, and the surface of the insulating block 21 is provided with a guide post, and the guide post is located in the arc-shaped groove. During the plug-in rotation connection, the rotation of the rotating disk 7 and the cooperation of the adjusting disk 72 and the guide post can be utilized to realize the movement control of the insulating block 21 so that the second connecting rod 6 can contact the connecting block 3 .

The insulating disk 9 is fixedly installed inside the turntable 7, and the surface of the insulating disk 9 is provided with a slot 91, the slot 91 can be rotated to the position between the two groups of guide blocks 3 inside the guide ring 2, and the slot 91 rotates When reaching the inside of the guide ring 2, the two sets of guide blocks 3 are electrically connected. 9 separation, in a state of insulation separation.

The inner part of the connecting seat 1 is equipped with a turntable 2 8, which is located on the side of the turntable 7 away from the socket 5; The slot 91 corresponds to the slot 91 on the surface of the insulating disc 9 inside the turntable 7. The insulating disc 9 inside the turntable 8 is located between the two groups of lead blocks 3 inside the guide ring 2. When the turntable 2 8 rotates , the insulating disc 9 inside the guide ring 2 can be used to realize the insulation separation of the two groups of guide blocks 3 inside the guide ring 2 .

A swivel 10 is mounted on the inside of the connecting seat 1 for rotation, and a limit rod 101 is slidably installed inside the swivel 10. The limit rod 101 runs through the turntable 2 8 and extends to the inside of the turntable 8 at the same time. The limit rod 101 can be used to realize The fixed connection of rotating disk two 8 and rotating disk one 7 may make rotating disk two 8 separate from rotating disk one 7.

The inside of connecting seat 1 is fixedly equipped with coil spring 12, and the disk-shaped spring inside coil spring 12 is connected with the surface of swivel 10, utilizes coil spring 12 to make rotating disk 2 8 reset.

One end of the limit rod 101 located inside the swivel 10 is provided with an electromagnetic group 102, the electromagnetic group 102 is composed of two electromagnetic modules, and the two electromagnetic modules are respectively located on the surface of the limit rod 101 and the inner surface of the swivel 10; the connecting seat 1 A power supply is provided inside, and the electromagnetic group 102 is electrically connected with the controller of the power supply switch and the voltage and current abnormality detection module of the circuit where the first connecting rod 4 and the second connecting rod 6 are located.

Principle of use of power connector:

When using the power connector to connect the electrical lead to the device, first insert the socket 5 into the inside of the connection socket 1, and insert the connection block 11 on the inner surface of the socket 1 into the guide groove on the surface of the socket 5 52, at this time, the sliding rod 51 will drive the limit block 511 to move synchronously to the inside of the connecting seat 1, and finally the limit block 511 will enter the limit groove 71 on the surface of the turntable 7.

When the connecting block 11 moves to the turning of the step in the guide groove 52, the socket 5 can be rotated to continue to push the socket 5 to the inside of the connecting seat 1, and the rotation of the socket 5 will pass through the slide bar 51 and the limiter at the same time. The bit block 511 drives the turntable one 7 to rotate, and the turntable one 7 drives the adjustment disc 72 to rotate. The arc groove on the surface of the adjustment disc 72 cooperates with the guide post on the surface of the insulating block 21 to drive the insulating block 21 to move, thereby bringing the guide ring 2 close to the guide. The internal channel at one end of the second connecting rod 6 is opened, and the second connecting rod 6 enters the connecting ring 2 and contacts the corresponding connecting block 3 .

The rotation of the turntable 1 7 will drive the turntable 2 8 and the insulating disk 9 to rotate together, and the slot 91 on the surface of the insulating disk 9 will move to the inside of the guide ring 2. At this time, the magnets on the end faces of the two sets of moving parts 31 inside the guide ring 2 Blocks 33 attract and contact each other. At this time, the second connecting rod 6 and the first connecting rod 4 are in an electrically connected state. At the same time, under the action of the spring member 512 on the surface of the sliding rod 51, the connecting block 11 will be located in the guide groove 52 and close to the In the T-shaped groove on one side of the outer end surface of the socket 5, the stepped design of the guide groove 52 and the design of the T-shaped groove can be utilized to prevent the socket 5 from breaking away from the connecting seat 1.

When the circuit where the connecting rod 2 6 and the connecting rod 1 4 are located is in the energized state, the abnormal voltage and current detection module in the circuit will detect the voltage and current in the circuit, and when it is detected that the voltage or current in the circuit is abnormal At this time, the abnormal voltage and current detection module will send a signal to the controller of the power supply electrical connection switch of the electromagnetic group 102, and the controller controls the electromagnetic module inside the electromagnetic group 102 to connect with the power supply. Under the action, it will move towards the direction of the swivel ring 10 and break away from the turntable one 7. At this time, the turntable two 8 and the swivel ring 10 are reset under the action of the coil spring 12, and the turntable two 8 drives the inner insulating disc 9 to rotate, and the insulating disc The slot hole 91 on the surface of 9 is turned out of the guide ring 2, so that the two groups of guide blocks 3 inside the guide ring 2 are insulated and separated by the insulating disc 9, and then the circuit where the guide rod two 6 and the guide rod one 4 are located disconnect.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides a power connector, includes connecting seat (1) and socket (5), its characterized in that: the inner ring surface of the connecting seat (1) is provided with a plurality of connecting blocks (11), the surface of the plug-in seat (5) is provided with a plurality of groups of guide grooves (52), the guide grooves (52) are stepped grooves, and the connecting blocks (11) are matched with the guide grooves (52);

the surface sliding mounting of socket (5) has slide bar (51), slide bar (51) are close to one end of connecting seat (1) is provided with stopper (511), the power connector still includes:

a plurality of guide connection rings (2), wherein the guide connection rings (2) are fixedly arranged in the connecting seat (1);

two ends of the inside of the guide ring (2) are respectively provided with guide blocks (3), and the two groups of guide blocks (3) respectively correspond to a guide rod I (4) in the inside of the connecting seat (1) and a guide rod II (6) in the inside of the inserting seat (5);

the first turntable (7) is rotatably arranged in the connecting seat (1), a limiting groove (71) is formed in the surface of one side, close to the plug seat (5), of the first turntable (7), and the limiting groove (71) corresponds to the limiting block (511);

the insulation disc (9) is fixedly installed in the first turntable (7), a slotted hole (91) is formed in the surface of the insulation disc (9), the slotted hole (91) can rotate to a position between two groups of guide blocks (3) in the guide ring (2), and when the slotted hole (91) rotates to the inside of the guide ring (2), the two groups of guide blocks (3) are electrically connected.

2. The power connector according to claim 1, wherein the guide block (3) further comprises a moving part (31), the moving part (31) is located at one side of the guide block (3) away from the end face of the guide ring (2), the moving part (31) is slidably mounted inside the guide ring (2), and the moving part (31) is electrically connected with the guide block (3) through a connecting guide post (32);

the end face of the moving part (31) far away from one side of the guide block (3) is provided with a magnetic block (33), and the two groups of magnetic blocks (33) on the end face of the moving part (31) inside the guide ring (2) correspond to each other.

3. The power connector according to claim 1 or 2, wherein a plurality of the guide rings (2) are distributed in a circular shape, an insulating block (21) is slidably arranged inside one side of the guide ring (2) close to the socket (5), and the insulating block (21) is positioned between the guide rod II (6) and the guide block (3);

an adjusting disc (72) is arranged in the first rotary disc (7), an arc-shaped groove is formed in the surface of the adjusting disc (72), and a guide pillar is arranged on the surface of the insulating block (21) and located in the arc-shaped groove.

4. The power connector according to claim 2, wherein a second turntable (8) is rotatably mounted inside the connection socket (1), the second turntable (8) being located on a side of the first turntable (7) remote from the socket (5);

the inside of carousel second (8) also is equipped with insulating disk (9), slotted hole (91) on the insulating disk (9) surface of carousel second (8) is corresponding with slotted hole (91) on the insulating disk (9) surface of carousel first (7), insulating disk (9) in carousel second (8) are located the position between two sets of guide blocks (3) in guide ring (2) inside.

5. The power connector according to claim 4, wherein a swivel (10) is rotatably mounted inside the connection base (1), a limit rod (101) is slidably mounted inside the swivel (10), and the limit rod (101) penetrates through the second turntable (8) and extends into the second turntable (8);

the inside of connecting seat (1) is fixed mounting has coil spring (12), the disc spring of coil spring (12) inside with the surface connection of swivel (10).

6. The power connector according to claim 5, wherein one end of the limit rod (101) located inside the swivel (10) is provided with an electromagnetic group (102), the electromagnetic group (102) is composed of two electromagnetic modules, and the two electromagnetic modules are located on the surface of the limit rod (101) and the inner surface of the swivel (10) respectively;

the inside of connecting seat (1) is equipped with the power, electromagnetic group (102) with the controller of power electricity connected switch with the abnormal detection module electrical signal connection of voltage current of the circuit that leads pole one (4) and leads pole two (6) are located.

7. The power connector according to claim 4, wherein Kong Yanbian of the slot (91) is a funnel-shaped inclined surface, and an end surface of the guide block (3) near the insulating disk (9) is a conical inclined surface.

8. The power connector according to any one of claims 4-7, wherein a spring element (512) is provided between the slide bar (51) and the socket (5).

9. The power connector as claimed in claim 8, wherein the guide groove (52) is provided with a T-shaped groove at one end near the outer end face of the socket (5).