CN220731862U

CN220731862U - Capping assembly, line-end plug and energy storage connector

Info

Publication number: CN220731862U
Application number: CN202322458375.XU
Authority: CN
Inventors: 汪粤冲; 梁科耀; 董茂杰
Original assignee: Heshan Derun Electronic Technology Co ltd
Current assignee: Heshan Derun Electronic Technology Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-04-05
Anticipated expiration: 2033-09-08

Abstract

The utility model provides a sealing cover assembly, a wire end plug and an energy storage connector, which comprise an outer sleeve and an end cover, wherein the end cover comprises a main body and a first connecting arm, the first connecting arm comprises a clamping part and a force application part, a first fastening structure is formed on the clamping part, a second fastening structure is formed on the main body or the clamping part, and a third fastening structure and a fourth fastening structure are formed on the outer sleeve; the cover assembly comprises an unlocking state and a locking state, in the locking state, the first fastening structure is matched with the third fastening structure, the second fastening structure is matched with the fourth fastening structure, and the force application part can drive the clamping part to move under the external action so that the cover assembly can enter the unlocking state; and a fifth fastening structure is arranged on the outer sleeve and/or the end cover and is used for being connected with the plate end socket. The sealing cover component is simple to operate and convenient to connect and detach.

Description

Capping assembly, line-end plug and energy storage connector

Technical Field

The present utility model relates to the field of electrical connectors, and more particularly, to a wire end plug and an energy storage connector.

Background

In electronic devices, in order to achieve electrical connection between components independent of each other, an electrical connector is generally required, that is, an electrical connector is used to achieve electrical conduction between two independent electrical structures. The energy storage connector is one of common electrical connectors, and comprises a board end socket fixed on a device shell and a wire end plug matched and plugged with the board end socket, wherein the wire end plug and the board end socket can be electrically connected after being plugged, for example, in the field of electric automobiles, the energy storage connector is often adopted for charging automobiles.

The wire end plug generally comprises a core wire, a wiring terminal, a jacket piece and an end cover, wherein after the core wire is fixed on the wiring terminal, the wiring terminal is inserted on the jacket piece, and the end cover is used for packaging, so that the wire end plug can be obtained. In the prior art, the outer sleeve member and the end cover are generally connected by the clamping groove arranged on the outer sleeve member and the clamping buckle arranged on the end cover after being clamped, so that the structure has the advantage of convenient operation, however, when the end cover needs to be detached from the outer sleeve member, the end cover needs to be pried by means of a tool to be taken down, the detaching mode is difficult to operate, scratches are easily left on the surface of the outer sleeve member, and even the structure of the outer sleeve member or the end cover is damaged.

Disclosure of Invention

The embodiment of the utility model provides a sealing cover assembly, a wire end plug and an energy storage connector, which are used for solving the problem that an end cover and an external member of the energy storage connector are difficult to split after being connected in the prior art.

According to a first aspect, an embodiment of the present utility model provides a capping assembly, including an outer sleeve and an end cap, where the outer sleeve and the end cap are both a revolving body, the end cap is sleeved outside the outer sleeve, the end cap includes a main body and a first connecting arm, the first connecting arm includes a clamping portion and a force application portion, one end of the clamping portion is connected with the main body, the other end of the clamping portion extends away from the main body to form the force application portion, a first fastening structure is formed on the clamping portion, a second fastening structure is formed on the main body or the clamping portion, and a third fastening structure and a fourth fastening structure are formed on the outer sleeve;

the cover assembly comprises an unlocking state and a locking state, in the locking state, the first fastening structure is matched with the third fastening structure to limit the rotation of the end cover, the second fastening structure is matched with the fourth fastening structure to limit the axial sliding of the end cover, the force application part can drive the clamping part to move under the external action to release the matching of the first fastening structure and the third fastening structure, so that the end cover can rotate relative to the jacket piece, and the matching of the second fastening structure and the fourth fastening structure is released, so that the cover assembly enters the unlocking state;

and a fifth fastening structure is arranged on the outer sleeve and/or the end cover and is used for being connected with a plate end socket.

As a further alternative of the cap assembly, the engaging portion is formed with a protruding portion, the protruding portion is formed by protruding a surface of the engaging portion facing the outer sleeve, the outer sleeve is provided with a positioning groove, the positioning groove includes two surrounding walls disposed along a circumferential direction of the main body, the two surrounding walls are used for restricting rotation of the protruding portion, a surface of the protruding portion, which is used for abutting against the surrounding walls, constitutes the first fastening structure, and the surrounding walls constitute the third fastening structure.

As a further alternative of the cap assembly, positioning protrusions are formed on the side surface of the outer sleeve member, two of the positioning protrusions are arranged in a group, and two of the positioning protrusions in the same group are arranged at intervals so as to form the positioning groove therebetween.

As a further alternative of the cover assembly, at least one of the two positioning projections of the same set is provided with a guide groove, and the end cap can be sleeved on the external sleeve in a manner that the projection part slides along the guide groove.

As a further alternative to the cap assembly, the positioning projections are provided in two groups, four of the positioning projections being distributed around the main body at equal intervals.

As a further alternative of the capping assembly, the second fastening structure is an inner buckle, the inner buckle is disposed on an inner wall surface of the main body facing the outer sleeve, the inner buckle can abut against a lower surface of the positioning protrusion after the protrusion enters the positioning groove, so as to limit axial sliding of the end cover, and the lower surface of the positioning protrusion forms the fourth fastening structure.

As a further alternative of the cover assembly, the fifth fastening structure is provided as an outer clip, the outer clip is formed by an outward protrusion of the outer surface of the end cap, and the outer clip is used for being clamped with a clamping groove of the board end socket.

As a further alternative of the capping assembly, the end cap further comprises a second connecting arm, one end of the second connecting arm is connected with the main body, the outer clip is formed at the other end of the second connecting arm, the second connecting arm can move in a direction away from the clip groove under the external action, the positioning protrusion is provided with an avoidance groove, and the avoidance groove is used for providing space for the movement of the second connecting arm.

According to a second aspect, an embodiment of the present utility model provides a wire end plug, including a core wire, a connection terminal, and a cover assembly according to any one of the foregoing embodiments, where the core wire is fixedly connected to the connection terminal, a mounting hole is formed on the outer sleeve, the connection terminal is inserted into the mounting hole and exposes an end portion, and the end cover is sleeved on the outer sleeve, so as to encapsulate the connection terminal in the mounting hole.

According to a third aspect, an embodiment of the present utility model provides an energy storage connector, including a board end socket and a wire end plug as described above, where the board end socket is provided with a connection hole, and the wire end plug can be inserted into the connection hole and fixed with the board end socket by the fifth fastening structure.

The implementation of the embodiment of the utility model has the following beneficial effects:

this closing cap subassembly realizes the cooperation of first fastening structure and third fastening structure through rotating the end cover to and realize the cooperation of second fastening structure and fourth fastening structure, thereby realize that end cover and overcoat piece are fixed each other, when need split end cover and outer external member, only need apply effort to the application of force portion, and rotatory end cover can, and the split in-process need not with the help of the instrument, easy operation, it is all very convenient to connect and split, can also avoid appearing the condition of fish tail outer external member or destruction closing cap subassembly in the split process, improved the life of product.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

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

FIG. 2 is a schematic view of a wire-end plug according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an end cap according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an end cap according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the external member according to an embodiment of the present utility model;

description of main reference numerals:

10-board end socket;

20-cap assembly, 21-outer sleeve, 211-positioning protrusion, 2111-surrounding wall, 21111-third fastening structure, 21112-fourth fastening structure, 2112-guiding groove, 2113-avoidance groove, 212-positioning groove, 22-end cap, 221-main body, 2211-inner buckle, 22111-second fastening structure, 222-first connecting arm, 2221-clamping part, 2222-force application part, 2223-protruding part, 22231-first fastening structure, 223-second connecting arm, 2231-outer buckle, 22311-fifth fastening structure, 224-pressing plate;

30-connection terminals.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many other different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In the embodiment of the present utility model, referring to fig. 2 to 5 in combination, the cap assembly 20 includes a sleeve member 21 and an end cap 22, the sleeve member 21 and the end cap 22 are both solid of revolution, the end cap 22 is sleeved outside the sleeve member 21, the end cap 22 includes a main body 221 and a first connecting arm 222, the first connecting arm 222 includes a clamping portion 2221 and a force applying portion 2222, one end of the clamping portion 2221 is connected to the main body 221, the other end of the clamping portion 2221 extends in a direction away from the main body 221 to form the force applying portion 2222, a first fastening structure 22231 is formed on the clamping portion 2221, a second fastening structure 22111 is formed on the main body 221 or the clamping portion 2221, and a third fastening structure 21111 and a fourth fastening structure 21112 are formed on the sleeve member 21;

the cover assembly 20 includes an unlocked state and a locked state, in the locked state, the first fastening structure 22231 cooperates with the third fastening structure 21111 to limit rotation of the end cap 22, and the second fastening structure 22111 cooperates with the fourth fastening structure 21112 to limit axial sliding of the end cap 22, the force application portion 2222 can drive the engaging portion 2221 to move under the external action, so as to release the cooperation of the first fastening structure 22231 and the third fastening structure 21111, so that the end cap 22 can rotate relative to the outer sleeve 21, and further release the cooperation of the second fastening structure 22111 and the fourth fastening structure 21112, so that the cover assembly 20 enters the unlocked state;

fifth fastening structures 22311 are also provided on the outer sleeve 21 and/or the end cap 22, the fifth fastening structures 22311 being for connection with the plate end socket 10 of the energy storage connector.

The fifth fastening structure 22311 is also provided on the outer sleeve 21 and/or the end cap 22 in the above description, which means that the fifth fastening structure 22311 may be provided only on the outer sleeve 21, only on the end cap 22, or both, as long as the connection with the board-end socket 10 can be achieved.

The cover assembly 20 is used by sleeving the cover 22 onto the sleeve member 21, wherein the cover assembly 20 is still in an unlocked state, i.e. the cover 22 can rotate and slide relative to the sleeve member 21, and then rotating the cover 22 to enable the first fastening structure 22231 to be matched with the third fastening structure 21111 so as to limit the rotation of the cover 22, and simultaneously enabling the second fastening structure 22111 to be matched with the fourth fastening structure 21112 so as to limit the sliding of the cover 22, thereby enabling the cover 22 and the sleeve member 21 to be relatively fixed, i.e. the cover assembly 20 to enter a locked state; when the outer sleeve 21 and the end cap 22 need to be detached, the user applies a force to the force applying portion 2222 so that the end portion of the engaging portion 2221, which is not connected to the main body 221, is tilted to release the engagement of the first fastening structure 22231 with the third fastening structure 21111, in other words, the end cap 22 is in a rotatable and non-slidable state, and then rotates the end cap 22 so that the engagement of the second fastening structure 22111 with the fourth fastening structure 21112 is released, so that the end cap 22 can be removed from the outer sleeve 21 until the cover assembly 20 enters the unlocked state.

Based on this kind of cover assembly 20, the embodiment of the present utility model further provides a wire end plug, please refer to fig. 2, which includes a core wire (not shown in the drawings), a connection terminal 30 and the aforementioned cover assembly 20, wherein the core wire is fixedly connected with the connection terminal 30, a mounting hole is formed on the outer sleeve 21, the connection terminal 30 is inserted into the mounting hole and exposes the end, and the end cap 22 is sleeved on the outer sleeve 21 for packaging the connection terminal 30 in the mounting hole.

Based on this type of wire end plug, an embodiment of the present utility model further provides an energy storage connector, please refer to fig. 1, which includes a board end socket 10 and the foregoing wire end plug, wherein a connection hole is formed on the board end socket 10, and the wire end plug can be inserted into the connection hole and fixed with the board end socket 10 through a fifth fastening structure 22311.

The cover assembly 20 realizes the cooperation of the first fastening structure 22231 and the third fastening structure 21111 and the cooperation of the second fastening structure 22111 and the fourth fastening structure 21112 by rotating the end cover 22, so that the end cover 22 and the outer sleeve 21 are mutually fixed, when the end cover 22 and the outer sleeve 21 are required to be detached, the force is only required to be applied to the force application part 2222, the end cover 22 is rotated, in addition, tools are not required in the detachment process, the operation is simple, the connection and the detachment are very convenient, the condition that the outer sleeve 21 is scratched or the cover assembly 20 is damaged can be avoided in the detachment process, and the service life of a product is prolonged.

Generally, the cover assembly 20 is preferably made of plastic material, which is convenient to manufacture and has an insulating effect to improve the safety of the product.

In one embodiment, the first connecting arm 222 and the main body 221 may be integrally formed by injection molding. In another embodiment, the first connecting arm 222 is manufactured separately from the main body 221 and is spliced by a clamping manner.

In one embodiment, referring to fig. 3 to 5, the engaging portion 2221 is formed with a protruding portion 2223, the protruding portion 2223 is formed by protruding a surface of the engaging portion 2221 facing the outer sleeve 21, the outer sleeve 21 is provided with a positioning groove 212, the positioning groove 212 includes two surrounding walls 2111 disposed along a circumferential direction of the main body 221, the two surrounding walls 2111 are used for limiting rotation of the protruding portion 2223, a surface of the protruding portion 2223, which is used for abutting against the surrounding walls 2111, forms a first fastening structure 22231, and the surrounding walls 2111 form a third fastening structure 21111.

In this embodiment, when the positioning groove 212 includes only the both side peripheral walls 2111, or the positioning groove 212 includes both side peripheral walls 2111 and the bottom wall, the positioning groove 212 can restrict the rotation of the end cap 22, but cannot restrict the sliding of the end cap 22 to be pulled away from the exterior sheath member 21; when the positioning groove 212 further includes a top wall, the top wall can limit the end cap 22 from sliding away from the sleeve member 21, in other words, when the positioning groove 212 includes both the surrounding wall 2111 and the top wall, the top wall forms the fourth fastening structure 21112 in addition to the surrounding wall 2111 forming the third fastening structure 21111, and the surface of the boss 2223 for abutting against the top wall forms the second fastening structure 22111.

In a specific embodiment, the detent 212 is formed by a downward depression in the side surface of the outer sleeve 21.

In another specific embodiment, positioning protrusions 211 are formed on the side surface of the outer sleeve 21, and two positioning protrusions 211 are formed in a group, and two positioning protrusions 211 of the same group are spaced apart to form a positioning groove 212 therebetween.

In a more specific embodiment, at least one of the two positioning projections 211 of the same set is provided with a guide groove 2112, and the end cap 22 can be fitted over the outer jacket member 21 in such a manner that the projection 2223 slides along the guide groove 2112.

In a further specific embodiment, the wall of the guide slot 2112 adjacent the detent 212 is a smooth arcuate surface or ramp for guiding the boss 2223 from the guide slot 2112 into the detent 212.

Based on this, the coupling process of the exterior sheathing 21 and the end cap 22 is such that, in the process of sheathing the end cap 22 to the exterior sheathing 21, the boss 2223 is slid into the guide groove 2112 until the boss 2223 abuts against the end of the guide groove 2112, or until the upper end inner wall surface of the end cap 22 abuts against the upper end surface of the connection terminal 30, and then the end cap 22 is rotated such that the boss 2223 is turned into the positioning groove 212 from the guide groove 2112, and during the rotation, the arc surface or the inclined surface on the guide groove 2112 plays a guiding role, and the guide engaging portion 2221 is slightly deformed with respect to the main body 221 so as to pass over the solid portion of the positioning protrusion 211 and enter into the positioning groove 212.

By providing an arcuate surface or bevel, the difficulty of rotating the end cap 22 can be reduced, making the operation simpler and more convenient.

In a further specific embodiment, two sets of positioning projections 211 are provided, and four positioning projections 211 are distributed at equal intervals around the main body 221.

The advantage of this embodiment is that the connection can be made more secure and stable.

In a more specific embodiment, the second fastening structure 22111 is configured as an inner clip 2211, where the inner clip 2211 is disposed on an inner wall surface of the main body 221 facing the outer sleeve 21, and the inner clip 2211 can abut against a lower surface of the positioning protrusion 211 after the protrusion 2223 enters the positioning groove 212, thereby forming a limit for axial sliding of the end cover 22, and the lower surface of the positioning protrusion 211 forms the fourth fastening structure 21112.

In another more specific embodiment, the second fastening structure 22111 is configured as a sliding groove, and the fourth fastening structure 21112 is configured as a sliding rail, where the sliding rail extends along the circumferential direction of the outer sleeve member 21 (i.e. a circumferential edge of a circular cross section on the outer sleeve member 21), and the sliding groove can be engaged with the sliding rail on the outer sleeve member 21 after the end cap 22 is turned by a certain angle.

In a more specific embodiment, the fifth fastening structure 22311 is provided as an outer clip 2231, the outer clip 2231 being formed by an outward projection of the outer surface of the end cap 22, the outer clip 2231 being configured to engage with a slot of the board end socket 10.

In a further specific embodiment, the end cap 22 further includes a second connection arm 223, one end of the second connection arm 223 is connected to the main body 221, the outer clip 2231 is formed at the other end of the second connection arm 223, the second connection arm 223 can move in a direction away from the clip groove under the external action, the positioning protrusion 211 is provided with an avoidance groove 2113, and the avoidance groove 2113 is used for providing a space for the movement of the second connection arm 223.

A benefit of using this embodiment is that it can be convenient for a user to disconnect the cap assembly 20 from the board end socket 10 by pressing the second connection arm 223.

More specifically, the pressing plate 224 is connected to the second connection arm 223.

The pressing plate 224 is provided, so that the position of the second connecting arm 223 can be marked, and the pressing experience is improved by providing an arc surface matching the shape of the finger on the surface of the pressing plate 224.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The cover assembly comprises an outer sleeve and an end cover, wherein the outer sleeve and the end cover are both rotary bodies, and the end cover is sleeved outside the outer sleeve;

2. The closure assembly according to claim 1, wherein a protruding portion is formed on the engaging portion, the protruding portion is formed by protruding a surface of the engaging portion facing the outer sleeve, a positioning groove is provided on the outer sleeve, the positioning groove includes two surrounding walls provided along a circumferential direction of the main body, the two surrounding walls are used for restricting rotation of the protruding portion, a surface of the protruding portion for abutting against the surrounding walls constitutes the first fastening structure, and the surrounding walls constitute the third fastening structure.

3. The closure assembly of claim 2, wherein said sleeve member has a side surface formed thereon with a plurality of said locating projections, said locating projections being spaced apart from one another to define said locating slot therebetween.

4. A closure assembly according to claim 3, wherein at least one of the two locating projections of the same set has a guide slot provided therein, the end cap being adapted to be slipped over the sleeve member with the projection sliding along the guide slot.

5. The closure assembly of claim 4, wherein said positioning projections are provided in two sets, four of said positioning projections being equally spaced around said body.

6. The closure assembly of any one of claims 3-5, wherein the second fastening structure is configured as an inner clip disposed on an inner wall surface of the main body facing the outer sleeve, the inner clip being capable of abutting against a lower surface of the positioning protrusion after the protrusion enters the positioning groove, thereby forming a limit to axial sliding of the end cap, the lower surface of the positioning protrusion constituting the fourth fastening structure.

7. The closure assembly of any one of claims 3-5, wherein the fifth fastening structure is provided as an outer clip formed by an outer surface of the end cap projecting outwardly for snap engagement with a snap groove of the board end socket.

8. The closure assembly of claim 7, wherein the end cap further comprises a second connecting arm, one end of the second connecting arm is connected to the main body, the outer clip is formed at the other end of the second connecting arm, the second connecting arm can move in a direction away from the clip groove under the external action, and the positioning protrusion is provided with an avoidance groove for providing space for movement of the second connecting arm.

9. A wire end plug, comprising a core wire, a wire connecting terminal and a cover assembly according to any one of claims 1-8, wherein the core wire is fixedly connected with the wire connecting terminal, a mounting hole is formed on the outer sleeve, the wire connecting terminal is inserted into the mounting hole and exposes out of the end part, and the end cover is sleeved on the outer sleeve for packaging the wire connecting terminal in the mounting hole.

10. An energy storage connector, comprising a board end socket and the line end plug according to claim 9, wherein the board end socket is provided with a connecting hole, and the line end plug can be inserted into the connecting hole and fixed with the board end socket through the fifth fastening structure.