Air spring wire harness connector connecting structure, air spring piston and air spring

Abstract

The utility model discloses an air spring wire harness connector connecting structure, an air spring piston and an air spring, a wire harness is connected with a connector, the air spring wire harness connector connecting structure comprises an elastic piece base, the elastic piece base is provided with a first fixing notch matched with the connector, and the connector can be connected with the first fixing notch in a clamping mode and limit the first fixing notch in the radial direction. According to the utility model, the socket connector can be limited in the radial direction through the fixing notch I, so that the socket connector is prevented from generating radial deflection in the durability process.

Description

TECHNICAL FIELD

[0001] The utility model relates to air spring technical field more particularly to an air spring wire harness connector connection structure, air spring piston and air spring. BACKGROUND

[0002] The double-cavity air spring assembly, hereinafter referred to as double-cavity air spring, the wire harness of electromagnetic valve used in the prior art is mostly built-in in the undulating piston, the dustproof pad arranged on the piston is injection molded in the wire harness, so that the length of the wire harness cannot be adjusted, and meanwhile the connector may be circumferentially, radially and axially deflected during use of the air spring, leading to the problem of breakage and failure of the connector. SUMMARY

[0003] The utility model solves the technical problem that how to avoid the breakage and failure of the connector caused by deflection during use of the connector.

[0004] The utility model discloses a kind of air spring wire harness connector connection structures, wire harness is connected with connector, including spring sheet base, the fixed slot one that is compatible with connector is equipped on the spring sheet base, the connector can be clamped with fixed slot one and its radial limit.

[0005] As preferred technical solutions, further including support protrusion, fixed slot two is equipped on the support protrusion, the buckle that is positioned to wire harness is detachably connected on the fixed slot two.

[0006] As preferred technical solutions, further including dustproof pad, the dustproof pad is equipped on spring sheet base, and the connector is sealed and fixed with spring sheet base by dustproof pad.

[0007] As preferred technical solutions, the dustproof pad is annularly arranged, and the material of the dustproof pad is rubber or plastic.

[0008] As preferred technical solutions, positioning boss is equipped on the dustproof pad, and positioning groove is equipped on the connector and is compatible with positioning boss.

[0009] As preferred technical solutions, the end of the connector towards fixed slot one is equipped with spring sheet, and the spring sheet can be clamped into fixed slot one.

[0010] A kind of air spring piston, including air spring wire harness connector connection structure, piston, the spring sheet base is fixedly connected at the top of piston, fixed slot three is also set up on the piston, the plane where the bottom wall of fixed slot three is with the top surface of spring sheet base is with same plane, positioning protrusion is equipped on the top of dustproof pad, the top of piston is equipped with annular structure, the positioning groove that is compatible with positioning protrusion is equipped on the annular structure.

[0011] As a preferred technical scheme, the connector is in interference fit with the dustproof pad and the fixing slot three.

[0012] As a preferred technical scheme, the connector is in interference fit with the dustproof pad.

[0013] An air spring, comprising the air spring piston.

[0014] The air spring has the advantages that:

[0015] (1) In the utility model, the connector is limited in the radial direction by the fixing slot one, so that radial deviation during durability is prevented.

[0016] (2) In the utility model, the connector is limited in the circumferential direction and the axial direction by the dustproof pad and the fixing slot three, so that circumferential and axial deviation is prevented.

[0017] (3) In the utility model, the dustproof pad is annular and made of rubber, so that the connector is prevented from moving in the circumferential direction and has a certain elasticity, the connector and the piston are prevented from directly contacting and producing noise, and the dustproof pad reduces the risk of mud and sand particles entering the piston and causing the electromagnetic valve to fail.

[0018] (4) In the utility model, the wire harness is adjusted by the limiting ring, so that the problem that the length of the wire harness cannot be adjusted due to the injection molding of the dustproof pad on the wire harness in the prior art is solved. DRAWINGS

[0019] Figure 1 An overall structure schematic view of the embodiment 1 is provided.

[0020] Figure 2 A dustproof pad structure schematic view of the embodiment 1 is provided.

[0021] Figure 3 A spring sheet base structure schematic view of the embodiment 1 is provided.

[0022] Figure 4 A dustproof pad cross section structure schematic view of the embodiment 1 is provided.

[0023] Figure 5 A buckle structure schematic view of the embodiment 1 is provided.

[0024] The reference signs are as follows: 1, spring sheet base; 2, fixing slot one; 3, supporting protrusion; 4, fixing slot two; 5, dustproof pad; 6, piston; 7, fixing slot three; 8, connector; 9, spring sheet; 10, buckle. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described in the following in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Embodiment 1

[0027] Referring to Figure 1 、 Figure 2 、 Figure 3 , an air spring wire harness connecting structure, comprising a spring sheet base 1, a supporting protrusion 3, a dustproof pad 5, the spring sheet base 1 is used for clamping and fixing with a connector 8, a fixed slot one 2 matched with the connector 8 is formed on the spring sheet base 1, the spring sheet 9 capable of extending into the fixed slot one 2 is arranged on the connector, the spring sheet 9 is clamped and fixed with the fixed slot one 2, can limit the connector 8 in the radial direction, prevent it from producing radial deflection in the endurance process, the dustproof pad 5 is annular and the material is rubber, the annular rubber material dustproof pad 5 can prevent the connector from moving in the circumferential direction but has certain elasticity, can avoid the abnormal sound produced by the direct contact between the connector 8 and the piston 6, and further prevent the connector from producing circumferential and axial deflection, causing the connector to break and fail; wherein the dustproof pad 5 can also be plastic material;

[0028] Referring to Figure 4 、 Figure 5 , the dustproof pad 5 is arranged on the spring sheet base 1 and sealed and fixed with the connector 8, thereby reducing the risk of mud, sand and other particles penetrating into the piston and causing the electromagnetic valve to fail; the supporting protrusion 3 is provided with a fixed slot two 4, and the buckle 10 is detachably fixed on the fixed slot two 4, in the embodiment, the buckle 10 is clamped and fixed, and the limiting ring is fixedly connected on the buckle 10, the wire harness of the connector 8 can pass through the limiting ring and be limited by the limiting ring, the dustproof pad 5 is provided with a positioning boss matched with the connector, the connector 8 is provided with a positioning groove matched with the positioning boss, and the dustproof pad 5 is further provided with a positioning protrusion on the top.

[0029] Embodiment 2

[0030] The difference between the embodiment and the embodiment 1 is that the embodiment provides an air spring piston comprising the air spring wire harness connecting structure in the embodiment 1, and the piston 6 is further provided with a ring structure at the top, the fixed slot three 7 of the elastic sheet base 1 is an integral molding structure with the piston 6, the top of the ring structure is provided with a positioning groove matched with the positioning protrusion, so as to prevent the dustproof pad 5 from being taken out from the fixed slot one 2, the fixed slot three 7 is communicated with the positioning groove, in the embodiment, the supporting protrusion 3 and the elastic sheet base 1 are fixedly connected at the top of the piston 6, and the supporting protrusion 3 is spaced apart from the elastic sheet base 1 by a certain distance, the fixed slot three 7 is further provided on the piston 6, the bottom wall of the fixed slot three 7 is located on the same plane as the top surface of the elastic sheet base 1, the dustproof pad 5 is arranged in the fixed slot three 7, the dustproof pad 5 is in interference fit with the connector 8, the connector 8 is in interference fit with the fixed slot three 7 through the dustproof pad 5, and the fixed slot three 7 can also play a fixing role, so as to improve the service life.

[0031] Embodiment 3

[0032] The difference between the embodiment and the embodiment 2 is that the embodiment provides an air spring comprising the air spring piston in the embodiment 2, and the air spring piston will not be broken due to the rotation of the air spring piston during durability, so as to improve the service life of the air spring.

[0033] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalent ones; and the modification or replacement does not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An air spring wire harness connector assembly, the wire harness connected to the connector, the improvement wherein, The elastic sheet base is provided with a fixed slot I matched with the connector, and the connector can be clamped with the fixed slot I and be radially limited.

2. An air spring wire harness connector assembly as set forth in claim 1, wherein, The support protrusion is provided with a fixed slot II, and the buckle for limiting the wire harness is detachably connected to the fixed slot II.

3. An air spring wire harness connector assembly as set forth in claim 1, wherein, The dustproof pad is arranged on the elastic sheet base, and the connector is sealingly fixed with the elastic sheet base through the dustproof pad.

4. An air spring wire harness connector assembly as set forth in claim 3, wherein, The dustproof pad is annular, and the material of the dustproof pad is rubber or plastic.

5. An air spring wire harness connector assembly as set forth in claim 3, wherein, The dustproof pad is provided with a positioning boss, and the connector is provided with a positioning slot matched with the positioning boss.

6. An air spring wire harness connector assembly as set forth in claim 1, wherein, The end of the connector facing the fixed slot I is provided with an elastic sheet, and the elastic sheet can be clamped into the fixed slot I.

7. An air spring piston comprising the air spring cord harness connector connection structure of any one of claims 3-5, wherein, The elastic sheet base is fixedly connected to the top of the piston, and the piston is further provided with a fixed slot III.

8. The air spring piston of claim 7, wherein, The top of the piston is provided with an annular structure, and the annular structure is provided with a positioning slot matched with the positioning boss.

9. The air spring piston of claim 7, wherein, The connector is interference-fitted with the fixed slot III through the dustproof pad.

10. An air spring characterized by, The connector is interference-fitted with the dustproof pad. The air spring piston comprises the air spring piston according to any one of claims 7-9.

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