CN220774654U - Energy storage connector and connecting plug bush thereof - Google Patents

Abstract

The embodiment of the application discloses connect plug bush, it includes the lug and to the intubate, lug and to the two integrated into one piece of intubate, integrated into one piece has the limit structure who is used for carrying out spacing to the torsional spring of energy storage connector to the intraductal integrated into one piece of intubate, limit structure contains axial spacing portion and circumference spacing portion, axial spacing portion form in to the intubate keep away from the one end of lug, circumference spacing portion form in to the intubate is close to the one end of lug. The energy storage connector of the embodiment of the application comprises a connecting plug bush and a torsion spring, wherein the torsion spring is clamped in the opposite plug pipe by the limiting structure. The connecting plug bush and the energy storage connector are low in manufacturing cost, simple in processing technology, high in yield, high in production speed, good in conducting effect, stable in electric transmission, reliable in structure, not prone to damage and breakage, and simple and reliable in plugging.

Description

Energy storage connector and connecting plug bush thereof

Technical Field

The application relates to the field of connectors, in particular to an energy storage connector and a connecting plug bush thereof.

Background

Currently, due to the tremendous development of energy storage systems, the requirements of various aspects of energy storage connectors for electrically connecting energy storage batteries are also becoming more stringent. The energy storage connector comprises a connecting plug bush, a torsion spring assembled in the connecting plug bush and the like.

As shown in fig. 1, the conventional connection plug bush 1 'generally comprises a butt plug 1`a, a butt plug 1`b and a wire connection lug 1`c, wherein the butt plug 1`a and the butt plug 1`b are connected by screw threads, the butt plug 1`b and the wire connection lug 1`c are riveted or welded, the screw threads, the riveting and the welding all need to occupy a certain space, and the resistance of the connection plug bush 1' is increased, so that the conduction effect is poor;

in the existing connecting plug bush 1 ', the opposite plug cover 1`a is generally punched by stainless steel plates, the opposite plug pipe 1`b is generally lathed by solid pipes, and the wiring lug 1`c is generally punched by hollow pipes and lathed, so that the existing connecting plug bush 1' has the disadvantages of high material cost, complex processing technology, low yield and low production speed.

In addition, the connecting plug bush needs to be frequently plugged into and pulled out from the energy storage battery, while the plug bush 1`b of the existing connecting plug bush 1' is generally of a smooth tubular structure formed by machining a solid pipe, the torsion spring cannot be effectively positioned when the torsion spring is assembled, the connection is unreliable due to dislocation easily caused when the plug pipe 1`b is plugged into and connected with the operation, and the torsion spring is easily pulled out together when the plug pipe 1`b is pulled out and separated from the operation, so that the next plugging is not facilitated.

Therefore, there is a strong need for a connection plug bush and an energy storage connector with the connection plug bush, which have the advantages of low manufacturing cost, simple processing technology, high yield, high production speed, good conduction effect, stable electric transmission, reliable structure, difficult damage and breakage, and simple and reliable plugging.

Disclosure of Invention

The embodiment of the application aims to provide a connecting plug bush which is low in manufacturing cost, simple in processing technology, high in yield, high in production speed, good in conducting effect, stable in electric transmission, reliable in structure, not prone to damage and fracture, simple and reliable in plugging and unplugging and an energy storage connector with the connecting plug bush, so that the defects are overcome.

To achieve the above-mentioned purpose, this application embodiment provides a connect plug bush, it is applicable to in the energy storage connector, connect the plug bush include the lug and to the tube, lug and to the tube integrated into one piece, integrated into one piece has the limit structure who is used for carrying out spacing to the torsional spring of energy storage connector to the tube in, limit structure contains axial limit portion and circumference limit portion, axial limit portion is used for stopping the torsional spring axial break away from of energy storage connector to the tube, axial limit portion form in to the tube keep away from the one end of lug, circumference limit portion is used for the restriction energy storage connector's torsional spring in to the tube internal circumference displacement, circumference limit portion form in to the tube is close to the one end of lug.

In some embodiments of the present application, the axial limiting portion is an annular protrusion.

In some embodiments of the present application, the circumferential limiting portion is an elastic clamping finger that is broken by the punching of the pair of cannulas, and the circumferential limiting portion is uniformly provided with a plurality of circumferential limiting portions along the circumferential direction of the pair of cannulas.

In some embodiments of the present application, the pair of cannulae is die drawn.

In some embodiments of the present application, the connection between the opposite insertion tube and the connection tab is a stretch chamfering structure.

In some embodiments of the present application, an end of the tab remote from the pair of cannulas has a stamped rounded structure.

In some embodiments of the present application, the round wrapping seam of the stamped round wrapping structure is straight and parallel to the axial direction of the pair of cannulas.

To achieve the above objective, an embodiment of the present application provides an energy storage connector, which includes any one of the above connection plug bush and a torsion spring, wherein the torsion spring is clamped in the opposite plug pipe by the limit structure.

Compared with the prior art, firstly, because in the connection plug bush of this application embodiment, connect the plug bush and include lug and to the tube, lug and to the tube integrated into one piece, make this application embodiment connect the plug bush and can only use this kind of technology of punching press and accomplish the manufacturing process of connection plug bush, and efficiency is improved, manufacturing cost is reduced, secondly, because its integral type structure has avoided the potential safety hazard that drops and has brought, reduced resistance and lead to its conduction effect better, furthermore, because to the limit structure of integrated into one piece in the intubate, under the circumstances of having ensured above-mentioned effect, the limit structure has increased the limit to the torsional spring of energy storage connector, limit structure contains axial limit part and circumference limit part, axial limit part forms in the one end of keeping away from the lug to the tube, circumference limit part forms in the one end of being close to the lug to the tube, in order to restrict the intubate to carry out the interlock displacement to the torsional spring of inserting or pulling out the in-process, thereby make this application connect the plug bush plug simple reliable. In addition, because the energy storage connector of the embodiment of the application comprises the connecting plug bush and the torsion spring, the torsion spring is clamped in the opposite plug pipe by the limiting structure, and the energy storage connector of the embodiment of the application also has the beneficial effects of the connecting plug bush.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is an exploded view of a prior art connection sleeve.

Fig. 2 is a perspective view of a connection plug according to an embodiment of the present application.

Fig. 3 is a plan view of the connection sleeve shown in fig. 2, as seen in the direction indicated by arrow a.

Fig. 4 is a cross-sectional view of the connection sleeve shown in fig. 3 taken along line B-B.

Detailed Description

In the description of the embodiments of the present application, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, merely to facilitate description of the present application and 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 therefore should not be construed as limiting the present application. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly.

Without limiting the figures, the energy storage connector (not shown) of the embodiment of the present application includes a connection sleeve 100 and a torsion spring (not shown), and the torsion spring is clamped in the opposite cannula 20 by the limiting structure 30.

As shown in fig. 2-4, the connection plug bush 100 in the embodiment of the present application includes a wire connector 10 and an opposite plug tube 20, wherein the wire connector 10 and the opposite plug tube 20 are integrally formed, and a limiting structure 30 is integrally formed in the opposite plug tube 20 so as to limit a torsion spring; specifically, the limiting structure 30 includes an axial limiting portion 31 and a circumferential limiting portion 32, the axial limiting portion 31 is formed at an end of the opposite socket 20 away from the lug 10, and the circumferential limiting portion 32 is formed at an end of the opposite socket 20 close to the lug 10, so that the torsion spring can be blocked from being axially separated from the opposite socket 20 by the axial limiting portion 31, and meanwhile, the torsion spring of the energy storage connector can be limited to be circumferentially displaced in the opposite socket 20 by the circumferential limiting portion 32, so that the limiting structure 30 can reliably position the torsion spring, but is not limited thereto.

As shown in fig. 4, the axial limiting portion 31 is an annular protruding body, so as to further ensure that the axial limiting portion 31 limits the axial direction of the torsion spring, and avoid the torsion spring from bringing the insertion tube 20 out of linkage during the insertion and extraction process of the insertion tube 20.

As shown in fig. 2-4, the circumferential limiting portions 32 are elastic clamping fingers that are punched and broken by the opposite socket 20, and the circumferential limiting portions 32 are uniformly arranged in a plurality along the circumferential direction of the opposite socket 20, so as to further ensure axial limiting of the torsion spring.

As shown in fig. 2-4, the counter tube 20 is drawn by stamping to make the structure of the counter tube 20 reasonably compact.

As shown in fig. 2 to 4, the connection between the insertion tube 20 and the connection tab 10 is a stretching chamfer structure, so as to ensure smooth and stable connection between the insertion tube 20 and the connection tab 10.

As shown in fig. 2 to 4, the end of the tab 10 remote from the opposite insertion tube 20 has a punched and rounded structure 10a to facilitate the fitting connection of the tab 10 with an external connection wire.

As shown in fig. 2-4, the round seam of the stamped round structure 10a is straight and parallel to the axial direction of the counter tube 20.

Compared with the prior art, firstly, because in the connection plug bush 100 of the embodiment of the application, the connection plug bush 100 comprises the wiring lug 10 and the opposite plug pipe 20, the wiring lug 10 and the opposite plug pipe 20 are integrally formed, the connection plug bush 100 of the embodiment of the application can finish the manufacturing process of the connection plug bush 100 by only using one process of stamping, the efficiency is improved, the manufacturing cost is reduced, secondly, due to the integral structure, the potential safety hazard caused by falling is avoided, the resistance is reduced, the conduction effect is better, and furthermore, due to the limit structure 30 integrally formed in the insertion pipe 20, the limit of the torsion spring of the energy storage connector is increased under the condition that the effect is ensured, the limit structure 30 comprises an axial limit part 31 and a circumferential limit part 32, the axial limit part 31 is formed at one end of the opposite plug pipe 20 far away from the wiring lug 10, and the circumferential limit part 32 is formed at one end of the opposite plug pipe 20 near the wiring lug 10, so as to limit the interlocking displacement of the torsion spring in the process of the opposite plug pipe 20, and the connection plug bush 100 of the application is simple and reliable. In addition, since the energy storage connector of the embodiment of the present application includes the connection plug bush 100 and the torsion spring, the torsion spring is clamped in the opposite insertion tube 20 by the limiting structure 30, so that the energy storage connector of the embodiment of the present application also has the beneficial effects of the connection plug bush 100.

The foregoing disclosure is merely illustrative of the preferred embodiments of the present application and is not intended to limit the scope of the claims herein, as it is intended that the claims be construed as including all equivalent variations which fall within the scope of the present application.

Claims (8)

1. The utility model provides a connect plug bush, is applicable to in the energy storage connector, connect the plug bush and include the lug and to the tube of inserting, lug and to the tube of inserting two integrated into one piece, its characterized in that, to the intraductal integrated into one piece of tube of inserting have the limit structure who is used for carrying out spacing to the torsional spring of energy storage connector, limit structure contains:

the torsion spring is used for blocking the torsion spring of the energy storage connector from axially separating from the axial limiting part of the pair of insertion pipes, and the axial limiting part is formed at one end of the pair of insertion pipes, which is far away from the wiring lug; and

the circumferential limiting part is used for limiting the torsion spring of the energy storage connector to circumferential displacement in the pair of insertion pipes, and the circumferential limiting part is formed at one end of the pair of insertion pipes, which is close to the wiring lug.

2. The connector sleeve of claim 1, wherein the axial stop is an annular protrusion.

3. The connection plug bush of claim 1, wherein the circumferential limit portion is an elastic clamping finger broken by the pair of plug tubes by punching, and a plurality of circumferential limit portions are uniformly arranged along the circumferential direction of the pair of plug tubes.

4. The connector sleeve of claim 1, wherein said pair of cannulas are drawn and stamped.

5. The connector insert of claim 4, wherein the junction of the pair of cannulas and the lug is a stretch chamfer.

6. The connection sleeve of claim 1 wherein an end of said tab remote from said pair of cannulas has a stamped and rounded configuration.

7. The connection sleeve of claim 6 wherein the round-wrapped seam of the stamped round-wrapped structure is straight and parallel to the axial direction of the pair of cannulas.

8. An energy storage connector, comprising:

the connection sleeve of any one of claims 1-7; and

the torsion spring is clamped in the opposite insertion tube by the limiting structure.