CN219627008U

CN219627008U - Energy storage connector with fool-proof rotation stopping function

Info

Publication number: CN219627008U
Application number: CN202222896561.7U
Authority: CN
Inventors: 严建华; 刘建; 付志军; 符龙龙
Original assignee: Jiangxi Hangtong Electric Technology Co ltd
Current assignee: Jiangxi Hangtong Electric Technology Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-09-01
Anticipated expiration: 2033-02-01

Abstract

The utility model provides an energy storage connector with a foolproof rotation stopping function, which comprises a plug and a socket which are mutually spliced; the socket comprises a male terminal and a socket main body, wherein the male terminal is arranged in the socket main body in a penetrating manner, the plug comprises a plug body and a terminal, the terminal comprises a wiring nose and a female terminal, the plug body is of a hollow structure, the wiring nose is embedded in one end of the plug body, a circular inserting cavity is formed in the upper end of the wall of the circular inserting cavity, a plurality of clamping grooves are formed in the outer side wall of the corresponding socket main body, when the plug is inserted into the socket, the clamping grooves are inserted into the clamping grooves to stop rotation of the plug and the socket, the plug and socket can be freely adjusted in inserting direction, rotation can be stopped after insertion, connection is more stable, safety and reliability are achieved, positive and negative poles are distinguished through cooperation of the clamping grooves and the clamping teeth at different angles, error connection is avoided, use safety is guaranteed, the clamping grooves and the clamping teeth are exposed to the outer side, distinguishing during insertion is convenient, and the inserting direction is convenient to select.

Description

Energy storage connector with fool-proof rotation stopping function

Technical Field

The utility model relates to the technical field of electric connectors, in particular to an energy storage connector with a fool-proof rotation-stopping function.

Background

The energy storage connector is generally used for high-current connection, and can be applied to various connector fields, such as new energy, military industry, rail transit, aerospace, aviation and the like. In application, in order to prevent the connector from loosening or falling off, a locking structure is required to be arranged in the connector so as to avoid potential safety hazards caused by loosening or falling off of the connector.

At present, the energy storage connector is required to be prevented from misplug and misplug on the positive and negative electrode structure, short circuit is prevented from being caused after misplug of the positive and negative electrodes electrically, in addition, some application environments are limited by space, the wiring space of the connector is limited, the wire outlet direction is not fixed, and the connector is required to have a multi-angle free wiring function, so that the connector is suitable for different application environments. However, the existing connector with the function of free rotation cannot fix an angle, and the connector is subjected to external force or vibration to rotate for a long time to cause abrasion and poor contact of terminals, so that the energy storage connector generates heat or potential safety hazards are caused.

Disclosure of Invention

The utility model provides an energy storage connector with a fool-proof and rotation-stopping function, so as to solve the problems.

The utility model provides the following technical scheme: an energy storage connector with fool-proof rotation stopping function comprises a plug and a socket which are mutually spliced; the socket comprises a male terminal and a socket main body, a mounting flange is arranged in the middle of the socket main body, a cylinder body extends below the socket main body, the male terminal penetrates through the socket main body, and a second annular gap is formed between the male terminal and the inner wall of the cylinder body;

the plug comprises a plug body and a terminal, wherein the terminal comprises a wiring nose and a female terminal, the plug body is a hollow structure, the wiring nose is embedded in the plug body, one end of the plug body is provided with a circular inserting cavity, the other end of the plug body is provided with a wire end fastening structure, a tubular inserting part is arranged in the circular inserting cavity, a second annular gap is formed between the outer wall of the inserting part and the inner wall of the circular inserting cavity, the female terminal is arranged in the inner cavity of the inserting part, the female terminal is in conductive connection with the wiring nose, the inserting part is inserted in the second annular gap, the barrel is inserted in the first annular gap, and the female terminal is in contact with the male terminal to realize the conductive connection of the plug and the socket;

a plurality of clamping grooves are formed in the upper end of the circular plug-in cavity wall, a plurality of clamping teeth are arranged on the outer side wall of the corresponding socket main body, and when the plug is plugged into the socket, the clamping grooves are inserted into the clamping teeth to stop rotation of the plug and the socket.

Preferably, the wire end fastening structure comprises a second sealing ring, a fastening ring, a clamping claw and a nut, wherein the clamping claw and the fastening ring are sequentially sleeved in the nut, the nut is in threaded connection with the plug body, and the second sealing ring is arranged between the nut and the plug body.

Preferably, the male terminal is inserted into the socket body and is integrally injection molded with the socket body.

Preferably, the middle part of the male terminal is provided with an annular clamping boss, the inner wall of the socket main body is provided with an inverted buckle in an annular mode, and the male terminal is arranged in the socket main body in a penetrating mode and is matched and fixed with the inverted buckle through the clamping boss.

Preferably, the plug further comprises a locking structure which is arranged on the plug and is suitable for locking and coupling the plug and the socket when the plug is inserted into the socket:

the inner side of the middle part of the plug main body is hollowed, a mounting hole is formed in one side face of the plug main body, the locking structure is arranged in the mounting hole in a sliding mode and comprises a button and a spring, one end of the spring is embedded into the button, and the other end of the spring is abutted to the inner side wall of the plug main body; one end part of the button extends out of the mounting hole to form a pressing part, the other end of the button is provided with a spring mounting groove which is abutted against the spring, a limiting sliding groove is arranged in the vertical direction of the button adjacent to the pressing part, a limiting piece matched with the limiting groove is arranged in the limiting sliding groove, the limiting piece is fixed on the plug main body, the outer side surface, close to one end of the spring mounting groove, of the button is provided with a locking part, and the locking part is suitable for locking the socket.

The tail end of the cylinder body extends to two sides and is provided with clamping rings, the inserting part is inserted into the cylinder body, when the cylinder body is inserted into the first annular gap to reach a preset position, the locking part locks the clamping rings, so that the plug and the socket cannot be separated.

Preferably, the limiting piece comprises a main body cover and a blocking strip, wherein the main body cover is arranged above the middle of the plug main body, the blocking strip is arranged in a downward extending mode of the main body cover, and the blocking strip is embedded into the limiting sliding groove.

Preferably, the main part lid both sides are provided with the buckle respectively, and corresponding plug main part both sides wall is equipped with the buckle groove, and the buckle is suitable for the card and goes into the buckle groove.

Preferably, the upper side surface of the locking part is provided with an arc surface or an inclined surface.

Preferably, the locking part is flush with the pressing part in width, and the lower part of the locking part is hollowed out.

Preferably, the plug main body adjacent to one side of the plug-in connection part of the button is provided with a guide convex strip, the guide convex strip and the inner wall of the other side of the plug main body form a guide groove, and the button slides on the guide groove.

Preferably, the end face of the pressing portion is provided with anti-slip teeth.

Preferably, a convex rib is arranged on one surface of the button, which is contacted with the inner side wall of the plug main body.

Preferably, a first sealing ring is sleeved on the outer side above the plug-in part.

Preferably, the outside of the mounting hole adopts a chamfer design, so that the mounting hole is convenient to press.

Preferably, a blocking head is fixed at the tail end of the male terminal, so that false touch can be prevented.

Preferably, the locking portion is configured to unlock the receptacle when the button is fully depressed and to lock the receptacle when the button is released or partially released.

The energy storage connector with the fool-proof rotation-stopping function has the following beneficial effects:

1. the plug-in direction of the plug can be freely adjusted, and the plug-in plug can be prevented from rotating after being plugged in, so that the connection is more stable, safe and reliable.

2. Through the cooperation of draw-in groove and latch of different angles, distinguish positive negative pole, avoid the misconnection, play and prevent slow-witted effect, ensure safe in utilization.

3. The clamping groove and the clamping teeth are exposed outside, so that the clamping groove and the clamping teeth are convenient to distinguish during splicing, and the splicing direction is convenient to select.

4. The limiting part that locking structure adopted is spacing the button from the top, simple structure, and the assembly is easy, and is with low costs, stable in structure, avoids traditional dog to be by ejecting problem easily, improves the reliability of button to can improve the security that the product was used.

Drawings

FIG. 1 is a schematic view of an overall structure of a connector according to an embodiment of the present utility model;

FIG. 2 is an exploded view of an overall structure of an embodiment of the present utility model;

FIG. 3 is a schematic view of a longitudinal cross-sectional structure of a plug according to the present utility model;

FIG. 4 is a schematic view of a longitudinal cross-section of a socket according to an embodiment of the present utility model;

FIG. 5 is a front view of a structure according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a longitudinal cross-sectional structure of a second receptacle according to an embodiment of the present utility model;

FIG. 7 is an exploded view of a two-socket structure according to an embodiment of the present utility model;

FIG. 8 is a schematic view of the overall transverse cross-sectional structure of the present utility model;

1-plug 101-plug body, 1011-mounting hole, 1012-guide rib, 1013-snap groove, 1014-round plug cavity, 10141-snap groove, 1015-plug portion, 1016-first annular gap, 102-body cover, 1021-stop bar, 1022-snap, 103-button, 1031-limit chute, 1032-locking portion, 1033-spring mounting groove, 1034-pressing portion, 104-spring, 105-seal ring one, 106-terminal, 1061-wire nose, 1062-female terminal, 1063-conductive spring, 107-seal ring two, 108-fastening ring, 109-clamping jaw, 110-nut, 2-socket, 201-socket body, 2011-barrel, 2012-snap ring, 2013-back, 2014-snap tooth, 2015-second annular gap, 202-male terminal, 2021-snap boss, 203-seal pad, 204-plug.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

As shown in fig. 1-5, an energy storage connector with a foolproof rotation stopping function comprises a plug 1 and a socket 2 which are mutually spliced; the socket 2 comprises a male terminal 202 and a socket main body 201, a mounting flange is arranged in the middle of the socket main body 201, a cylinder 2011 extends below the socket main body 201, the male terminal 202 penetrates through the socket main body 201, and a second annular gap 2015 is formed between the male terminal 202 and the inner wall of the socket main body 201;

the plug 1 comprises a plug body 101 and a terminal 106, the terminal 106 comprises a wiring nose 1061 and a female terminal 1062, the plug body 101 is of a hollow structure, the wiring nose 1061 is embedded in one end of the plug body 101, a round plug cavity 1014 is arranged at the other end of the plug body, a wire end fastening structure is arranged in the round plug cavity 1014, a tubular plug-in portion 1015 is arranged in the round plug cavity 1014, a second annular gap 1016 is formed between the outer wall of the plug-in portion 1015 and the inner wall of the round plug cavity 1014, the female terminal 1062 is arranged in the inner cavity of the plug-in portion 1015 and is in conductive connection with the wiring nose 1061, the plug-in portion 1015 is plugged in the second annular gap 2015, and the first annular gap 1016 and the second annular gap 2015 are in plug-in mutual connection with each other, and the female terminal 1062 is in contact with the male terminal 202 to realize the conduction between the plug 1 and the socket 2;

the upper end of the wall of the circular insertion cavity 1014 is provided with a plurality of clamping grooves 10141, the corresponding outer side wall of the socket main body 201 is provided with a plurality of clamping teeth 2014, and when the plug 1 and the socket 2 are inserted, the clamping grooves 10141 are inserted into the clamping teeth 2014, so that the plug 1 and the socket 2 are prevented from rotating.

Wherein, the clamping grooves 10141 and the clamping teeth 2014 are all in annular arrangement, the included angle between the central lines of two adjacent clamping grooves 10141 is 30 degrees, at least two clamping teeth 2014 are arranged, 4 clamping teeth 2014 are matched with the clamping grooves 10141 in the embodiment, and the positive connector is formed.

Optionally, the included angle between the center lines of two adjacent clamping grooves 10141 is 24 °, at least two clamping teeth 2014 are provided, and the clamping teeth 2014 are matched with the clamping grooves 10141, which is a negative electrode connector.

Of course, the latching slot 10141 and the latching tooth may be provided with different sizes and different angles as required, which are not listed here, and of course, the positive and negative connectors are not qualitative, and may be interchangeably provided.

The wire end fastening structure comprises a second sealing ring 107, a fastening ring 108, a clamping claw 109 and a nut 110, wherein the clamping claw 109 and the fastening ring 108 are sequentially sleeved in the nut 110, the nut 110 is in threaded connection with the plug body 101, the second sealing ring 107 is arranged between the nut 110 and the plug body 101, and the wire end fastening structure can seal a wire with the plug body 101, and is waterproof and dustproof.

In this embodiment, the male terminal 202 is inserted into the socket main body 201, and the terminal nose 1061, the male terminal 202 and the socket main body 201 are integrally injection molded, so that the process is simple.

The male terminal 202 is disposed on the central axis of the socket body 201, and the female terminal 1062 is disposed on the central axis of the socket 1015.

Wherein, the outer side of the upper part of the plug-in part 1015 is sleeved with a first sealing ring 105, and the sealing rings together seal the joint.

Wherein the mounting flange is provided with a gasket 203.

Wherein, be equipped with the elastic contact spare in the female terminal, be suitable for reporting tight male terminal, make the contact inseparable.

Example two

As shown in fig. 6 to 7, the difference between the present embodiment and the first embodiment is that the male terminal 202 is assembled with the socket main body 201, specifically:

the middle part of the male terminal 202 is provided with an annular clamping boss 2021, the inner wall of the socket main body 201 is provided with an inverted buckle 2013 in an annular mode, the male terminal 202 is arranged in the socket main body 201 in a penetrating mode and is matched and fixed with the inverted buckle 2013 through the clamping boss 2021, and the structure is simple to assemble and cost is saved.

Example III

As shown in fig. 8, the energy storage connector with the foolproof rotation stopping function provided in the present embodiment further includes a locking structure, which is disposed on the plug 1 and adapted to lock and couple the plug 1 with the socket 2 when the plug 1 is inserted into the socket 2,

the inner side of the middle part of the plug main body 201 is hollowed, one side face of one side is provided with a mounting hole 1011, the locking structure is arranged in the mounting hole 1011 in a sliding way and comprises a button 103 and a spring 104, one end of the spring 104 is embedded into the button 103, and the other end of the spring 104 is abutted against the inner side wall of the plug main body 101; one end part of the button 103 extends out of the mounting hole 1011 to form a pressing part 1034, the other end is provided with a spring mounting groove 1033 abutting against the spring 104, a limit sliding groove 1031 is arranged in the vertical direction of the button 103 adjacent to the pressing part 1034, a limit piece matched with the limit sliding groove 1031 is arranged in the limit sliding groove 1031, the limit piece is fixed on the plug main body 1031, the outer side surface of the button 103 adjacent to one end of the spring mounting groove 1033 is provided with a locking part 1032, and the locking part 1032 is suitable for locking the socket 2.

The socket 2 includes a socket main body 201, a barrel 2011, a clamping ring 2012, and a male terminal 202, wherein the male terminal 202 can be integrally injection molded with the socket main body 201, or can be formed by post assembly, a mounting flange is disposed in the middle of the socket main body 201, the barrel 2011 extends below the socket main body 201, and the clamping ring 2012 extends from the tail end of the barrel 2011 to two sides. When the plug 1 and the socket 2 are plugged, the plug-in portion 1015 is inserted into the cylinder 2011, at this time, the cylinder 2011 is inserted into the outer side of the plug-in portion 1015, the locking portion 1032 is pushed outwards until the plug is inserted into place, and the locking portion 1032 returns to the original position to lock the clamping ring 2012, so that the plug 1 and the socket 2 cannot be separated, and when the plug 1 and the socket 2 are required to be unlocked and separated, only the pressing portion 1034 is required to be pressed inwards to be in place, the locking portion 1032 is far away from the clamping ring 2012, and the locking ring 2012 cannot be blocked, so that the plug 1 and the socket 2 can be separated.

The limiting part comprises a main body cover 102 and a blocking strip 1021, the main body cover 102 is arranged above the middle of the plug main body 101, the blocking strip 1021 is arranged on the main body cover 102 in a downward extending mode, the blocking strip 2021 is embedded into the limiting sliding groove 1031, the limiting part adopts the form of the main body cover 102 for convenient assembly, of course, the limiting part can also adopt other forms, and when the sliding groove 1031 abuts against the blocking strip 2021, the limiting part is in a locking state. The stop strip 2021 may serve as a limit or as a slide.

Wherein, the two sides of the main body cover 102 are respectively provided with a buckle 1022, and corresponding two side walls of the plug main body 101 are provided with buckle slots 1013, and the buckle 1022 is suitable for being snapped into the buckle slots 1013. The main body cover 102 may be fastened by the above-mentioned snap-in type, or may be fastened by screws, glue or other fastening structures, which are not shown here.

Wherein, the upper side of the locking portion 1032 is set to be an arc surface or an inclined surface, the arc surface or the inclined surface can guide the insertion of the clamping ring 2012 more easily, and the outer side of the lower end surface of the clamping ring 2012 can be set to be an arc surface or an inclined surface.

The locking portion 1032 is flush with the pressing portion 1034 in width, and the locking portion 1032 is hollow in below, so that the locking portion 1032 is convenient to be assembled into the mounting hole 1011 when the locking portion 1032 is assembled in width, the locking portion 1032 is conveniently locked with the clamping ring 2012 on one hand, the guiding protruding strips 1012 can be contained on the other hand, the pressing portion 1034 is basically consistent in size with the mounting hole 1011 for convenient pressing, and dust and sundries are prevented from entering the mounting hole 1011.

Wherein, be equipped with the breach between locking portion 1032 and the pressing portion 1034, the breach can be when the spring is compressed locking portion 1032 is back-let, exposes the breach and makes the joint ring 2012 can be inserted or pull out from the breach.

Wherein, the plug main body 101 of button 103 adjacent plug portion 1015 one side is equipped with the guide sand grip 1012, and guide sand grip 1012 constitutes the guide way with plug main body 101 opposite side inner wall, and button 103 slides on the guide way, and the guide way can further increase button 103 gliding stability, improves button 103 reliability and security.

The end face of the pressing portion 1034 is provided with anti-slip teeth, which can play roles in anti-slip and positioning, and particularly, the button is convenient to touch and find in a narrow space which cannot be seen visually.

Wherein, the one side that button 103 and plug main part 101 inside wall contacted is equipped with protruding muscle, and protruding muscle can reduce the area of contact of button 103 and plug main part 101 inside wall, reduces the friction, is convenient for slide.

Wherein, the outside of mounting hole 1011 adopts the chamfer design, is convenient for press the operation.

Wherein the locking portion 1032 is provided to unlock the receptacle 2 when the button 103 is fully pressed and to lock the receptacle 2 when the button 103 is released or partially released.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An energy storage connector with fool-proof rotation stopping function comprises a plug and a socket which are mutually spliced; the method is characterized in that: the socket comprises a male terminal and a socket main body, a mounting flange is arranged in the middle of the socket main body, a cylinder body extends below the socket main body, the male terminal penetrates through the socket main body, and a second annular gap is formed between the male terminal and the inner wall of the cylinder body;

the plug comprises a plug body and a terminal, wherein the terminal comprises a wiring nose and a female terminal, the plug body is of a hollow structure, the wiring nose is embedded in the plug body, a circular inserting cavity is formed in one end of the plug body, a wire end fastening structure is arranged in the other end of the plug body, a tubular inserting part is arranged in the circular inserting cavity, a second annular gap is formed between the outer wall of the inserting part and the inner wall of the circular inserting cavity, the female terminal is arranged in an inner cavity of the inserting part, the female terminal is in conductive connection with the wiring nose, the inserting part is inserted in the second annular gap, and the barrel is inserted in the first annular gap, and the female terminal is in contact with the male terminal to realize the conductive connection of the plug and the socket;

a plurality of clamping grooves are formed in the upper end of the circular inserting cavity wall, a plurality of clamping teeth are arranged on the corresponding outer side wall of the socket main body, and when the plug is inserted into the socket, the clamping grooves are inserted into the clamping teeth to stop rotation of the plug and the socket.

2. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 1, wherein: the wire end fastening structure comprises a second sealing ring, a fastening ring, a clamping claw and a nut, wherein the clamping claw and the fastening ring are sequentially sleeved in the nut, the nut is in threaded connection with the plug body, and the second sealing ring is arranged between the nut and the plug body.

3. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 1, wherein: the male terminal is arranged in the socket main body in a penetrating mode and is integrally injection molded with the socket main body.

4. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 1, wherein: the male terminal middle part is provided with annular joint boss, socket main part inner wall annular is equipped with the back-off, the male terminal wears to locate in the socket main part, and is fit fixedly by joint boss and back-off.

5. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 1, wherein: the plug is inserted into the socket, and the plug is connected with the socket through the socket;

the inner side of the middle part of the plug main body is hollowed, a mounting hole is formed in one side face of the plug main body, the locking structure is arranged in the mounting hole in a sliding mode and comprises a button and a spring, one end of the spring is embedded into the button, and the other end of the spring is abutted to the inner side wall of the plug main body; one end part of the button extends out of the mounting hole to form a pressing part, the other end of the button is provided with a spring mounting groove which abuts against the spring, a limiting chute is arranged in the vertical direction of the button adjacent to the pressing part, a limiting piece matched with the limiting chute is arranged in the limiting chute, the limiting piece is fixed on the plug main body, the outer side surface of the button adjacent to one end of the spring mounting groove is provided with a locking part, and the locking part is suitable for locking the socket;

the tail end of the cylinder body extends to two sides and is provided with clamping rings, when the cylinder body is inserted into the first annular gap to reach a preset position, the locking part locks the clamping rings, so that the plug and the socket cannot be separated.

6. The energy storage connector with fool-proof and rotation-stopping function according to claim 5, wherein: the limiting piece comprises a main body cover and a blocking strip, wherein the main body cover is arranged above the middle of the plug main body, the blocking strip is arranged in a downward extending mode of the main body cover, and the blocking strip is embedded into the limiting sliding groove.

7. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 6, wherein: the outside of the mounting hole adopts a chamfer design, two sides of the main body cover are respectively provided with a buckle, two side walls of the corresponding plug main body are provided with buckle grooves, and the buckle is suitable for being clamped into the buckle grooves.

8. The energy storage connector with foolproof and rotation stopping function according to any one of claims 5 to 7, wherein: the locking portion is configured to unlock the receptacle when the button is fully depressed and to lock the receptacle when the button is released or partially released.

9. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 1, wherein: and a first sealing ring is sleeved on the outer side above the plug-in part.

10. The energy storage connector with fool-proof and rotation-stopping function as defined in claim 1, wherein: a plug head is fixed at the tail end of the male terminal.