Chip-type contact jack structure

Abstract

The utility model belongs to the technical field of new energy automobile power connectors, and particularly provides a sheet-type contact jack structure, which comprises a contact, two ends of the contact are respectively connected with conducting pieces, the two conducting pieces are communicated through the contact, the contact comprises a contact reed and a sheath, the contact reed is of an integral structure, and the sheath is of an integral structure. A first reed and a second reed are arranged at the two ends of the contact reed respectively, the sheath wraps the contact reed, a third reed and a fourth reed are arranged at the two ends of the sheath respectively, and the first reed and the second reed are tightly connected with the conducting piece respectively under the elastic action of the third reed and the fourth reed. According to the utility model, through the arrangement of the integrated contact spring, the current transmission efficiency can be improved, the energy loss is reduced, the temperature rise is reduced, the contact stability and reliability are enhanced, the arrangement of the sheath is combined, the contact positive force can be provided for the contact spring, the contact stability is ensured, and in addition, the contact spring can be wrapped in the middle, so that the service life of the contact spring is prolonged. And the contact reed is not easy to damage.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy automobile power connector technical field relates to a piece contact jack structure. BACKGROUND

[0002] In the connector industry, the contact piece has always been the most important part of the connector, which is directly related to the reliability of the connector connection performance. The contact piece used at present is mostly the pin jack type, and the pin jack type contact piece has complex processing technology, high production cost and limited current carrying capacity, so it is more and more unable to meet the market demand for large current connectors. And under the same current carrying capacity, the size of the piece contact connector is smaller than that of the pin jack connector, therefore, the piece contact connector can better meet the market demand for high performance and low cost. SUMMARY

[0003] In view of the technical problems in the prior art, the utility model provides a piece contact jack structure, which comprises a contact piece, both ends of the contact piece are connected with conducting pieces, the two conducting pieces are communicated through the contact piece, the contact piece comprises a contact spring piece and a sheath, the contact spring piece is of an integral structure, both ends of the contact spring piece are respectively provided with a first spring piece and a second spring piece which are inserted and matched with the two conducting pieces, the sheath is wrapped on the contact spring piece, both ends of the sheath are respectively provided with a third spring piece and a fourth spring piece which are attached to the first spring piece and the second spring piece, and the first spring piece and the second spring piece are tightly connected with the two conducting pieces under the elastic force of the third spring piece and the fourth spring piece respectively.

[0004] Further, the material of the contact spring piece is high-conductivity copper alloy.

[0005] Further, the material of the sheath is stainless steel.

[0006] Further, a T-shaped sliding groove is arranged in the middle of the top of the sheath, two T-shaped sliding blocks are slidingly installed in the T-shaped sliding groove, the two T-shaped sliding blocks are fixedly connected with the top of the third spring piece and the top of the fourth spring piece through connecting ropes respectively, and when the T-shaped sliding blocks slide towards the middle of the sheath, the ends of the third spring piece or the fourth spring piece which are away from each other rotate away from the conducting pieces under the action of the connecting ropes.

[0007] Further, the position where the connecting rope is connected with the third spring piece or the fourth spring piece is located at the end of the two ends of the sheath.

[0008] Further, a threaded hole which communicates with the T-shaped sliding groove is arranged on the T-shaped sliding block, a locking screw is screwedly connected in the threaded hole, and when the locking screw contacts the bottom of the T-shaped sliding groove, the T-shaped sliding block is relatively fixed with the sheath.

[0009] Further, the T-shaped sliding groove is provided with a scale mark line, the scale mark line is distributed along the channel direction of the T-shaped sliding groove, and the rotation angles of the third spring leaf and the fourth spring leaf are different when the T-shaped sliding block contacts different scale mark lines.

[0010] Beneficial effects:

[0011] 1. In the utility model, the integrated structure contact spring leaf can improve current transmission efficiency, reduce energy loss, reduce temperature rise, enhance the stability and reliability of contact, and has simple structure. The sheath can provide contact force for the contact spring leaf, ensure the stability of contact, and the contact spring leaf is wrapped in the middle to prevent damage and ensure the stability and reliability of the contact.

[0012] 2. In the utility model, the contact spring leaf is made of high-conductivity copper alloy, which can provide high conductivity and high current carrying capacity. The sheath is made of stainless steel material, which can provide stronger contact force and protection for the contact spring leaf.

[0013] 3. In the utility model, the T-shaped sliding groove, T-shaped sliding block and connecting rope can reduce the force applied by the third spring leaf and the fourth spring leaf to the first spring leaf and the second spring leaf, facilitate the disassembly and assembly of the contact spring leaf and the conducting part, and the connecting rope is arranged at the two ends of the sheath, which can increase the moment arm of the third spring leaf and the fourth spring leaf, thereby reducing the external force required when the T-shaped sliding block slides.

[0014] 4. In the utility model, the screw hole and locking screw can fix the position of the T-shaped sliding block, so as to adjust the force of the third spring leaf and the fourth spring leaf on the first spring leaf and the second spring leaf. The scale mark line can accurately adjust the force of the third spring leaf and the fourth spring leaf on the first spring leaf and the second spring leaf. DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0016] Figure 1 It is a schematic diagram of the overall installation structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the installation structure of the contact spring leaf and the sheath of the utility model;

[0018] Figure 3 It is a contact spring structure schematic diagram of the utility model.

[0019] Mark explanation:

[0020] 1, the conducting piece; 2, contact spring; 21, first spring; 22, second spring; 3, sheath; 31, third spring; 32, fourth spring; 4, T-shaped sliding slot; 5, T-shaped sliding block; 6, connecting rope. Specific implementation

[0021] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below. In the following description, a lot of specific details are set forth in order to fully understand the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0022] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application.

[0023] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0024] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] In the present application, unless specifically stated and limited otherwise, a first feature is "on" or "under" a second feature if the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium.

[0026] It is to be understood that when an element as a "fixed" or "disposed" on another element, it can be directly on another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to another element or a middle element can exist at the same time. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only implementation.

[0027] The utility model provides a piece contact plug -in structure, as shown in Figure 1 、 Figure 2 and Figure 3 , including contact, two ends of contact are connected with conducting piece 1 respectively, two conducting piece 1 is communicated through contact, contact includes contact spring leaf 2 and sheath 3, the material of contact spring leaf 2 is high conductivity copper alloy, can provide high conductivity high current carrying capacity, the material of sheath 3 is stainless steel, can provide stronger normal force and protection for contact spring leaf 2, contact spring leaf 2 is integral type structure, two ends of contact spring leaf 2 are equipped with respectively with the first spring leaf 21 and the second spring leaf 22 of the plug -in cooperation of two conducting piece 1, sheath 3 is wrapped on contact spring leaf 2, two ends of sheath 3 are equipped with respectively with the third spring leaf 31 and the fourth spring leaf 32 of the adhesion of first spring leaf 21 and second spring leaf 22, first spring leaf 21 and second spring leaf 22 are tightly connected with two conducting pieces 1 under the elastic force of third spring leaf 31 and fourth spring leaf 32 respectively.

[0028] In the embodiment, through the setting of integral type structure contact spring leaf 2, current transmission efficiency can be improved, energy loss is reduced, temperature rise is reduced, and the stability and reliability of contact are enhanced, and the structure is simple, in combination with the setting of sheath 3, contact spring leaf 2 can be provided with contact normal force, the stability of contact is guaranteed, in addition, contact spring leaf 2 can be wrapped in the middle, contact spring leaf 2 is not easily damaged, and the performance stability and reliability of contact are guaranteed.

[0029] In the utility model, preferably, as Figure 1And Figure 2 As shown in the figure, the top of the sheath 3 is provided with a T-shaped sliding groove 4, and in actual use, the T-shaped sliding groove 4 can also be arranged in the middle of the bottom of the sheath 3, or both the top and the middle of the bottom, two T-shaped sliding blocks 5 are slidably arranged in the T-shaped sliding groove 4, and the two T-shaped sliding blocks 5 are fixedly connected with the top of the third spring piece 31 and the top of the fourth spring piece 32 through connecting ropes 6 respectively, when the T-shaped sliding block 5 slides towards the middle of the sheath 3, the end of the third spring piece 31 or the fourth spring piece 32 away from each other rotates away from the conducting piece 1 under the action of the connecting rope 6, and specifically when the T-shaped sliding block 5 is located at the end of the T-shaped sliding groove 4, the connecting rope 6 is in a relaxed state, at this time, the contact normal force is maximum, when the T-shaped sliding block 5 is located in the middle of the T-shaped sliding groove 4, that is, in the middle of the sheath 3, the contact normal force is minimum, specifically 0 or close to 0, at this time, the third spring piece 31 or the fourth spring piece 32 is completely separated from the first spring piece 21 and the second spring piece 22, and the position where the connecting rope 6 is connected with the third spring piece 31 or the fourth spring piece 32 is located at the end of the sheath 3.

[0030] In the embodiment, through the arrangement of the T-shaped sliding groove 4, the T-shaped sliding block 5 and the connecting rope 6, the force applied by the third spring piece 31 and the fourth spring piece 32 to the first spring piece 21 and the second spring piece 22 can be reduced, and the disassembly and assembly of the contact spring piece 2 and the conducting piece 1 are facilitated, through the arrangement of the connecting rope 6 at the end of the sheath 3, the force arm of the third spring piece 31 and the fourth spring piece 32 rotating can be increased, thereby reducing the external force required when the T-shaped sliding block 5 slides, and making the sliding more smooth and labor-saving.

[0031] In the utility model, preferably, as shown in the figure, Figure 1 And Figure 2 As shown in the figure, the T-shaped sliding block 5 is provided with a threaded hole communicating with the T-shaped sliding groove 4, a locking screw is threadedly connected in the threaded hole, when the locking screw contacts the bottom of the T-shaped sliding groove 4, the T-shaped sliding block 5 is relatively fixed with the sheath 3, and specifically when the locking screw is screwed out of the threaded hole and contacts the bottom of the T-shaped sliding groove 4, the T-shaped sliding block 5 moves upwards under the action of the screwing force and is tightly combined with the T-shaped sliding groove 4, and vice versa, when the locking screw is located in the threaded hole, the T-shaped sliding block 5 can slide freely with the T-shaped sliding groove 4.

[0032] In the embodiment, through the arrangement of the threaded hole and the locking screw, the position of the T-shaped sliding block 5 can be fixed, thereby facilitating the adjustment of the force of the third spring piece 31 and the fourth spring piece 32 on the first spring piece 21 and the second spring piece 22, and specifically, the closer the position of the T-shaped sliding block 5 to the third spring piece 31 or the fourth spring piece 32, the greater the force, that is, the contact normal force, and vice versa.

[0033] In the utility model, preferably, as shown in the figure, Figure 1 AndFigure 2 As shown, the T-shaped chute 4 is provided with scale lines, the scale lines are distributed along the channel direction of the T-shaped chute 4, when the T-shaped slider 5 contacts different scale lines, the rotation angles of the third spring piece 31 or the fourth spring piece 32 are different.

[0034] In the embodiment, through the setting of the scale lines, the action force of the third spring piece 31 and the fourth spring piece 32 on the first spring piece 21 and the second spring piece 22 can be accurately adjusted.

[0035] The technical features of the above-mentioned embodiments can be combined arbitrarily, in order to make the description simple, all possible combinations of the technical features in the above-mentioned embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the description.

[0036] The above-mentioned embodiments only express several implementation manners of the application, the description is more specific and detailed, but it should not be understood as the limitation of the patent application scope. It should be pointed out that, for ordinary skilled in the art, without departing from the concept of the application, a number of modifications and improvements can be made, which all belong to the protection scope of the application. Therefore, the protection scope of the patent application of the application should be subject to the appended claims.

Claims

1. A blade contact jack structure comprising a contact, both ends of the contact being connected with a lead-through (1), the two lead-throughs (1) being in communication through the contact, characterized in that, The contact piece comprises a contact spring (2) and a sheath (3), the contact spring (2) is of an integral structure, two ends of the contact spring (2) are respectively provided with a first spring (21) and a second spring (22) which are plugged with two conducting pieces (1), the sheath (3) is wrapped on the contact spring (2), two ends of the sheath (3) are respectively provided with a third spring (31) and a fourth spring (32) which are attached to the first spring (21) and the second spring (22), the first spring (21) and the second spring (22) are tightly connected with two conducting pieces (1) under the elastic force of the third spring (31) and the fourth spring (32) respectively.

2. The blade contact jack structure of claim 1, wherein, The material of the contact spring (2) is high-conductivity copper alloy.

3. A contact receptacle structure according to claim 1 or 2, characterized in that The material of the sheath (3) is stainless steel.

4. The structure of claim 3, wherein A T-shaped sliding groove (4) is arranged in the middle of the top of the sheath (3), two T-shaped sliding blocks (5) are slidingly arranged in the T-shaped sliding groove (4), the two T-shaped sliding blocks (5) are fixedly connected with the top of the third spring (31) and the top of the fourth spring (32) through connecting ropes (6) respectively, when the T-shaped sliding blocks (5) slide towards the middle of the sheath (3), the ends of the third spring (31) or the fourth spring (32) which are away from each other rotate away from the conducting pieces (1) under the action of the connecting ropes (6).

5. The structure of claim 4, wherein, The positions where the connecting ropes (6) are connected with the third spring (31) or the fourth spring (32) are located at the ends of the sheath (3).

6. The structure of claim 5, wherein, A threaded hole which communicates with the T-shaped sliding groove (4) is arranged on the T-shaped sliding block (5), a locking screw is threadedly connected in the threaded hole, when the locking screw contacts with the bottom of the T-shaped sliding groove (4), the T-shaped sliding block (5) is relatively fixed with the sheath (3).

7. The structure of claim 6, wherein, A scale mark is arranged in the T-shaped sliding groove (4), the scale mark is distributed along the channel direction of the T-shaped sliding groove (4), when the T-shaped sliding block (5) contacts with different scale marks, the rotation angles of the third spring (31) or the fourth spring (32) are different.

Images