CN219393775U - Chip jack structure with good holding force - Google Patents

Abstract

The utility model discloses a sheet type jack structure with good holding force, which comprises an upper connecting piece, a copper bar and a lower connecting piece, wherein the upper connecting piece comprises an insert main body and a spring claw arranged at the end part of the insert main body, the spring claw is composed of a plurality of contact arms, each contact arm comprises a first bending section and a second bending section, a groove is formed in the second bending section of each contact arm, soft copper braid strips are arranged in the grooves, and two ends of each soft copper braid strip are respectively connected with two side parts of the corresponding groove. The second bending section of the contact arm is provided with the groove and the soft copper braid arranged in the groove, so that the reaction force born by the plug-in main body is effectively reduced through the elasticity of the soft copper braid, and the contact arm is matched with the limiting plate arranged on the outer side part of the upper connecting piece, so that the holding force of the upper connecting piece and the lower connecting piece is greatly improved, and the contact arm is quite reliable.

Description

Chip jack structure with good holding force

Technical Field

The utility model relates to the technical field of electric connectors, in particular to a sheet type jack structure with good holding force.

Background

Compared with the round contact pin jack type contact, the sheet type contact has the advantages of simple processing technology, high production efficiency, low cost and the like, so that the sheet type contact connector can meet the requirements of the electric automobile on the high-current connector. The prior sheet type contact jack structure has single structure form, is mostly single-sided single-chip contact, has low contact retention force of contact contacts and poor elastic retention force, and ensures that the sheet type jack structure is easy to contact poorly after long-time use and has poor connection effect.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the problems, the utility model provides a sheet type jack structure which is simple in structure, good in holding force and good in connection effect.

(II) technical scheme

The utility model discloses a sheet type jack structure with good holding force, which comprises an upper connecting piece, a copper bar and a lower connecting piece, wherein the upper connecting piece comprises an insert main body and a spring claw arranged at the end part of the insert main body, the spring claw is composed of a plurality of contact arms, each contact arm comprises a first bending section and a second bending section, a groove is formed in the second bending section of each contact arm, soft copper braid strips are arranged in the grooves, and two ends of each soft copper braid strip are respectively connected with two side parts of the corresponding groove.

In the utility model, the second bending section is provided with a protruding part, the groove is arranged on the protruding part, and the soft copper braid is of an arc-shaped structure.

In the utility model, the left side and the right side of the groove are communicated with the side part of the contact arm.

In the utility model, the lower part of the groove is provided with a limiting cavity extending inwards.

In the utility model, the upper connecting piece and the lower connecting piece are identical in structure and are mirror-symmetrical to each other.

In the utility model, the upper connecting piece further comprises a limiting plate assembled on the outer side part, and the limiting plate and the upper connecting piece are arranged on the outer side of the upper connecting piece in a fitting mode in a profiling structure.

In the utility model, the soft copper braid is adhered in the groove by a strong adhesive.

In the utility model, the two sides of the soft copper braid are provided with the connecting parts, and the connecting parts are welded and fixed with the side walls of the grooves.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that,

(1) According to the utility model, the groove and the soft copper braid belt arranged in the groove are arranged on the second bending section of the contact arm, the reaction force born by the plug-in main body is effectively reduced through the elasticity of the soft copper braid belt, and the retaining force of the upper connecting piece and the lower connecting piece is greatly improved by matching with the limiting plate arranged on the outer side part of the upper connecting piece, so that the contact arm is quite reliable.

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.

Fig. 1 is a schematic perspective view of a chip jack structure in embodiment 1;

fig. 2 is a schematic perspective view of the insert body in embodiment 1;

fig. 3 is an enlarged schematic view of the partial structure a in embodiment 1;

fig. 4 is a schematic perspective view of the insert body of example 1 (soft copper braid omitted).

10. The upper connecting piece, 20, the lower connecting piece, 30, the copper bar, 40, the spring claw, 50, the plug-in main body, 60, the contact arm, 70, the first bending section, 80, the second bending section, 90, the groove, 100, the soft copper braid, 110, the limiting cavity, 120, the protruding part, 130, the connecting part, 140 and the limiting plate.

Detailed Description

Possible implementations within the scope of the present disclosure may have fewer components, have other components not shown in the drawings, different components, differently arranged components, differently connected components, etc., than the examples shown in the drawings. Furthermore, two or more of the elements in the figures may be implemented in a single element or a single element shown in the figures may be implemented as multiple separate elements.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising," "comprising," or "having" and the like means that elements or items preceding the word are meant to be encompassed by the element or item recited following the word and equivalents thereof, without excluding other elements or items. The terms "connected" or "connected" and the like are not limited to the physical or mechanical connection or communication shown in the drawings, but may include connection or communication equivalent thereto, whether direct or indirect. "upper", "lower", "left", "right", "horizontal", "vertical", etc. are only used to indicate a relative positional relationship, which may be changed accordingly when the absolute position of the object to be described is changed.

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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.

Example 1

The sheet type jack structure with good holding force as shown in fig. 1-4 comprises an upper connector 10, a copper bar 30 and a lower connector 20, wherein the upper connector 10 and the lower connector 20 are assembled with the copper bar 30 through rivets. The upper connector 10 comprises an insert body 50 and a spring claw 40 arranged at the end part of the insert body 50, the spring claw 40 is composed of a plurality of contact arms 60, each contact arm 60 comprises a first bending section 70 and a second bending section 80, a groove 90 is formed in the second bending section 80 of each contact arm 60, soft copper braid strips 100 are arranged in the grooves 90, and two ends of each soft copper braid strip 100 are connected with two side parts of each groove 90.

Specifically, the second bending section 80 is provided with a protrusion 120, the groove 90 is disposed on the protrusion 120, and the soft copper braid 100 has an arc structure. The left and right sides of the groove 90 are disposed in communication with the sides of the contact arm 60. The soft copper braid 100 is provided with connecting parts 130 on both sides, and the connecting parts 130 are welded and fixed with the side walls of the grooves 90.

Further, the lower portion of the groove 90 is provided with a limiting cavity 110 extending inwards, and the connecting portion 130 of the soft copper braid 100 is inserted into the limiting cavity 110, so that the welding positioning is simpler and more convenient, and the welding efficiency is improved.

The upper connector 10 and the lower connector 20 have the same structure and are mirror images of each other. The upper connector 10 further comprises a limiting plate 140 assembled on the outer side, and the limiting plate 140 and the upper connector 10 are arranged on the outer side of the upper connector 10 in a fitting mode in a profiling structure.

The second bending section 80 of the contact arm 60 is provided with the groove 90 and the soft copper braid 100 arranged in the groove 90, so that the reaction force applied to the insert main body 50 is effectively reduced through the elasticity of the soft copper braid 100, and the retaining plate 140 arranged on the outer side part of the upper connecting piece 10 is matched, so that the retaining force of the upper connecting piece 10 and the lower connecting piece 20 is greatly improved, and the contact arm is quite reliable.

Example 2

The difference from embodiment 1 is that the soft copper braid 100 is adhered in the groove 90 by a strong adhesive, i.e. the surface coated with strong adhesive is connected with the bottom surface of the groove 90 after the bottom of the soft copper braid 100 is coated with strong adhesive, and the two ends of the soft copper braid 100 are connected with the front and rear side walls of the groove 90 or the limiting cavity 110 by a conductive adhesive.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims (8)

1. A sheet type jack structure with better holding force comprises an upper connecting piece (10), a copper bar (30) and a lower connecting piece (20),

it is characterized in that the method comprises the steps of,

the upper connecting piece (10) comprises an insert body (50) and a spring claw (40) arranged at the end part of the insert body (50), the spring claw (40) is composed of a plurality of contact arms (60), each contact arm (60) comprises a first bending section (70) and a second bending section (80), a groove (90) is formed in the second bending section (80) of each contact arm (60), soft copper braid belts (100) are arranged in the grooves (90), and two ends of each soft copper braid belt (100) are connected with two side parts of each groove (90) respectively.

2. The better-retention sheet type jack structure according to claim 1, wherein the second bending section (80) is provided with a protrusion (120), the groove (90) is provided on the protrusion (120), and the soft copper braid (100) is of an arc-shaped structure.

3. The better-retention blade jack structure of claim 2, wherein the left and right sides of the recess (90) are disposed in communication with the sides of the contact arm (60).

4. A better retainability blade jack structure in accordance with claim 3, characterized in that the lower part of the recess (90) is provided with an inwardly extending limiting cavity (110).

5. The better retention blade jack structure of claim 1 wherein the upper connector (10) and lower connector (20) are identical in construction and mirror-symmetrical to each other.

6. The sheet type jack structure with good holding force according to claim 1, wherein the upper connector (10) further comprises a limiting plate (140) assembled on the outer side, and the limiting plate (140) and the upper connector (10) are arranged on the outer side of the upper connector (10) in a fitting mode.

7. The better retention tab receptacle structure of claim 1 wherein said soft copper braid (100) is bonded within the recess (90) by a strong adhesive.

8. The sheet type jack structure with good holding force according to claim 1, wherein the soft copper braid (100) is provided with connection parts (130) at both sides, and the connection parts (130) are welded and fixed with the side walls of the groove (90).