Contact piece and connector using same

Abstract

The utility model discloses a contact element, which comprises a main body part, a supporting arm connected with the main body part, a contact part connected with the supporting arm and a material belt connecting part connected with one side of the main body part, and a positioning pin is arranged at the tail end of the main body part. The utility model also discloses a connector applying the contact element, the connector comprises a PCB (Printed Circuit Board) and an insulator, the PCB is provided with a positioning groove and a positioning hole, the contact element is arranged at two sides of one end of the PCB, the positioning pin is arranged in the positioning groove, and the pulling and blocking arm is contacted with the side edge of the PCB. The contact piece is integrally bent and formed, the contact part and the main body part are not coplanar and are arranged at an included angle, the distance between two adjacent contact pieces can be reduced, the arrangement density of the contact pieces is effectively increased, and the contact piece is simple in structure, convenient to produce and easy to assemble. The contact part of the connector is good in elasticity, and the problem of insufficient strength cannot occur after long-time use. Contact is stable, loosening is not prone to occurring, uninterrupted charging or signal transmission can be achieved, and the service life is long.

Description

TECHNICAL FIELD

[0001] The utility model relates to the connector technical field of electronic equipment, especially relates to a contact and the connector using it. BACKGROUND

[0002] The existing Bluetooth earphone or rechargeable hearing aid mostly has a charging bin, when the earphone or hearing aid is put into the charging bin to charge or signal transmission, a stable contact mode is needed, so that the earphone or hearing aid can be stably contacted in the charging bin. In order to charge the earphone more stably, a spring sheet can be arranged in the charging bin of the earphone. However, for the side contact type charging spring sheet, the spring sheet is usually thin in order to maintain its elasticity, but it is required to continuously and efficiently work in the working range of side pressure anti-scratching and anti-hooking failure. After long time work of the spring sheet, the strength is not enough and the service life is not long. SUMMARY

[0003] The present application provides a contact and the connector using it to solve one or more of the problems in the prior art.

[0004] The present application provides a contact, which comprises a main body, a supporting arm connected with the main body, a contact part connected with the supporting arm, and a material belt connecting part connected with one side of the main body, and the tail end of the main body is provided with a positioning foot.

[0005] As an optional embodiment, the contact part is provided with a pull-blocking arm on both sides.

[0006] As an optional embodiment, the supporting arm and the contact part are connected through an arc-shaped backfolding part.

[0007] As an optional embodiment, the main body and the contact part are not coplanar and are arranged at an included angle.

[0008] As an optional embodiment, the included angle between the main body and the contact part is 90°.

[0009] As an optional embodiment, the main body and the material belt connecting part are coplanar.

[0010] As an optional embodiment, the material belt connecting part is connected with a material belt.

[0011] Another aspect of the present application further provides a connector applying the above contact, which comprises a PCB and an insulator, the PCB is provided with a positioning groove and a positioning hole, the contact is arranged on both sides of one end of the PCB, the positioning foot is arranged in the positioning groove, and the pull-blocking arm is in contact with the side edge of the PCB.

[0012] As an optional implementation, the insulator is provided with mounting grooves on both sides of one end, the inner wall of the mounting groove is provided with a slot, the side edge of the mounting groove is provided with a stop arm, and the other end of the insulator is provided with a positioning column.

[0013] As an optional implementation, the positioning column is placed in the positioning hole, the PCB board is placed in the cavity of the insulator, the contact part is placed in the mounting groove, the side edge of the contact part is placed in the slot, and the stop arm is clamped with the stop arm.

[0014] The application provides a contact piece and a connector using the same. The technical scheme provided by the embodiments of the application at least brings the following beneficial effects:

[0015] Compared with the prior art, the contact piece is integrally bent and formed, the contact part and the main body part are not coplanar, and the two are arranged at an included angle, which can reduce the spacing between two adjacent contact pieces, effectively increase the arrangement density of the contact piece, and has the advantages of simple structure, convenient production, and easy assembly. The contact part of the connector is elastic, and will not have the problem of insufficient strength after long-term use. The contact is stable and not easy to loosen, uninterrupted charging or signal transmission can be achieved, and the service life is long. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or additional aspects and advantages of the application will become apparent and more readily appreciated from the following description, taken in conjunction with the accompanying drawings, in which:

[0017] Figure 1 A structural schematic diagram of the contact piece provided by the embodiments of the application is shown in the figure;

[0018] Figure 2 A structural schematic diagram of the contact piece provided by the embodiments of the application connected with the material belt is shown in the figure;

[0019] Figure 3 A front view of the contact piece provided by the embodiments of the application connected with the material belt is shown in the figure;

[0020] Figure 4 A structural schematic diagram of the contact piece provided by the embodiments of the application connected with the PCB board is shown in the figure;

[0021] Figure 5 A structural schematic diagram of the contact piece provided by the embodiments of the application connected with the PCB board and the insulator is shown in the figure;

[0022] Figure 6 A structural schematic diagram of the contact piece provided by the embodiments of the application connected with the PCB board and the insulator is shown in the figure;

[0023] Figure 7 A structural schematic diagram of the contact piece provided by the embodiments of the application is shown in the figure;

[0024] Figure 8 Structure diagram of another embodiment of the contact provided by the embodiment of the present application.

[0025] Reference signs and corresponding descriptions:

[0026] 1: main body part; 2: support arm;

[0027] 3: contact part; 31: pull block arm;

[0028] 4: material belt connecting part; 5: arc-shaped folding part; 6: positioning foot; 7: material belt;

[0029] 8: insulator; 81: insertion slot; 82: stop arm; 83: mounting groove; 84: positioning column;

[0030] 9: PCB board; 91: positioning groove; 92: positioning hole. DETAILED DESCRIPTION

[0031] The present application is described in detail below, and examples of the embodiments of the present application are shown in the drawings, in which the same or similar reference signs represent the same or similar components or components having the same or similar functions throughout. In addition, if a detailed description of known technology is unnecessary for the features of the present application shown, it is omitted. The embodiments described below by referring to the drawings are exemplary and are only for the purpose of explaining the present application, and cannot be interpreted as a limitation on the present application.

[0032] Those skilled in the art can understand that, unless specifically stated, the singular forms "a", "an" and "the" used herein also include the plural forms. It should be further understood that the use of the phrase "comprising" in the specification of the present application means that the features, elements and / or components exist, but does not exclude the presence or addition of one or more other features, elements, components and / or their groups. The phrase "and / or" used herein includes all or any single unit and all combinations of the associated listed items.

[0033] As Figures 1-8 shown, the embodiment of the present application provides a contact and a connector using the same.

[0034] As Figure 1 shown, the contact provided by the embodiment of the present application is integrally and foldably formed. It includes a main body part 1, a support arm 2 connected to the main body part 1, a contact part 3 connected to the support arm 2, and a material belt connecting part 4 connected to one side of the main body part 1, and the tail end of the main body part 1 is provided with a positioning foot 6. The positioning foot 6 helps to strengthen the positioning when the PCB board 9 is welded.

[0035] As Figures 1-3As shown, the contact part 3 is provided with a pull-stop arm 31 on both sides, which is clamped with the stop arm 82 on the insulator 8, and plays a role of positioning and fixing the contact part.

[0036] The arc-shaped backfolding part 5 is connected between the support arm 2 and the contact part 3, so that the contact part 3 and the support arm 2 have elastic force. When the charging terminal contacts the contact part 3, the contact part 3 is in close contact with the charging terminal through the reaction force, and the contact surface of the contact part 3 and the charging terminal tends to be a plane, so that the contact is stable and not easy to loosen, and uninterrupted charging or signal transmission can be realized, thereby prolonging the service life.

[0037] The main body part 1 and the contact part 3 are not coplanar and are arranged at an angle, and the angle is generally 90°. The contact part 3 and the main body part 1 are not coplanar and are arranged at an angle, so that the width of the material belt 7 and the contact part do not conflict, the spacing between the two adjacent contact parts can be reduced, the arrangement density of the contact part is effectively increased, and the problem that the existing contact part cannot adapt to the high-density arrangement requirement is solved.

[0038] The main body part 1 and the material belt connecting part 4 are coplanar, and the material belt connecting part 4 is connected with the material belt 7. The automatic and batch production of the contact part can be realized, the yield is improved, and the production cost is reduced. At the same time, the quality of the contact part can be controlled, and the defective rate is reduced.

[0039] The material belt connecting part 4 can have only one, which is arranged on the left side or the right side of the main body part 1; or two material belt connecting parts 4, which are arranged on the left and right sides of the main body part 1.

[0040] The material belt 7 and the main body part 1 have different connection forms. One is that the material belt 7 and the main body part 1 are not connected through the arc-shaped backfolding part, but are directly connected horizontally. The other is that the angle between the material belt 7 and the main body part 1 is different, and the angle between them can be 90°, 80° or other appropriate degrees.

[0041] As shown in Figure 1 , 7 Fig. 8, the shape of the material belt connecting part 4 has many kinds, which are not limited here. The direction of the positioning foot 6 has two kinds, which extends upward or downward perpendicular to the main body part 1. The contact part 3 can be arranged on only one side of the support arm 2, that is, one contact part 3 and one pull-stop arm 31.

[0042] As shown in Figures 4-6As shown, the embodiment of the present application also provides a connector using the contact piece, which includes a PCB 9 and an insulator 8. The PCB 9 is provided with positioning slots 91 and positioning holes 92. The contact pieces are arranged on both sides of one end of the PCB 9, the positioning feet 6 are arranged in the positioning slots 91, and the pull-stop arms 31 are in contact with the side edges of the PCB 9. The positioning feet 6 arranged in the positioning slots 91 can help to strengthen the positioning when the PCB 9 is welded. In the embodiment, the pull-stop arms 31 are in contact with the two side edges of the PCB 9.

[0043] The insulator 8 is provided with mounting slots 83 on both sides of one end, the mounting slots 83 have the same shape as the contact portions 3, and are used to accommodate the contact portions 3 of the contact pieces. The insulator 8 is an open device with a cavity in the middle, and the PCB 9 is arranged in the cavity of the insulator 8.

[0044] The inner wall of the mounting slots 83 of the insulator 8 is provided with insertion slots 81, the side edges of the contact portions 3 in contact with the mounting slots 83 are arranged in the insertion slots 81, and the contact portions 3 and the insertion slots 81 are in interference fit. The side edges of the mounting slots 83 are provided with stop arms 82, the pull-stop arms 31 are clamped with the stop arms 82, and the contact pieces together with the PCB 9 can be fixedly connected with the insulator 8. The other end of the insulator 8 is also provided with positioning columns 84, the positioning columns 84 are arranged in the positioning holes 92 of the PCB 9, and the positioning of the PCB 9 and the further fixed connection of the PCB 9 together with the contact pieces with the insulator 8 can be realized.

[0045] The contact piece of the present application is formed by multiple bending of a metal plate and has an integrated structure. The tail end of the main body portion 1 is provided with an auxiliary positioning foot 6, which can help to strengthen the positioning when the PCB 9 is welded. The contact portion 3 is not coplanar with the main body portion 1, and the two are arranged at an included angle, which can reduce the spacing between the two adjacent contact pieces, effectively increase the arrangement density of the contact pieces, and has the advantages of simple structure, convenient production, and easy assembly. The contact portion of the connector has good elasticity, and will not have the problem of insufficient strength after long-term use. The contact is stable and not easy to loosen, uninterrupted charging or signal transmission can be realized, and the service life is long.

[0046] The terms "first", "second", "third", etc. are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implying the number of the technical features indicated. Therefore, the features defined as "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0047] In the description of the application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be directly connected, or indirectly connected through an intermediate medium; can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in this application can be understood according to the specific circumstances.

[0048] In the description of the present application, the specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0049] The above is only part of the embodiments of the present application, it should be pointed out that, for those skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can also be made, which should be considered as the protection scope of the present application.

Claims

1. A contact, characterized by: The utility model relates to a material belt connecting device, including main part (1), with support arm (2) of main part (1) is connected, with contact part (3) of support arm (2) is connected and with the material belt connecting department (4) of one side of main part (1) is connected, main part (1) tail end is equipped with the positioning foot (6).

2. The contact of claim 1, wherein, Both sides of the contact part (3) are provided with a pull-blocking arm (31).

3. The contact of claim 1, wherein, The support arm (2) and the contact part (3) are connected through an arc-shaped backfolding part (5).

4. The contact of claim 1, wherein, The main part (1) and the contact part (3) are not coplanar and are arranged at an included angle.

5. The contact of claim 4, wherein, The included angle between the main part (1) and the contact part (3) is 90°.

6. The contact of claim 1, wherein, The main part (1) and the material belt connecting part (4) are coplanar.

7. The contact of claim 1, wherein, The material belt connecting part (4) is connected with a material belt (7).

8. A connector using the contact according to any one of claims 1 to 7, characterized by The utility model relates to a material belt connecting device, including PCB board (9) and insulator (8), PCB board (9) is equipped with positioning groove (91) and positioning hole (92), contact piece is placed in both sides of one end of PCB board (9), positioning foot (6) is placed in positioning groove (91), and the pull-blocking arm (31) is in contact with the side of PCB board (9).

9. The connector of claim 8, wherein, One end of the insulator (8) is provided with a mounting groove (83), the inner wall of the mounting groove (83) is provided with a slot (81), the side of the mounting groove (83) is provided with a stop arm (82), and the other end of the insulator (8) is provided with a positioning column (84).

10. The connector of claim 9, wherein, The positioning column (84) is placed in the positioning hole (92), the PCB board (9) is placed in the cavity of the insulator (8), the contact part (3) is placed in the mounting groove (83), the side of the contact part (3) is placed in the slot (81), and the pull-blocking arm (31) is clamped with the stop arm (82).

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