CN210245833U

CN210245833U - Waterproof signal line

Info

Publication number: CN210245833U
Application number: CN201921557138.6U
Authority: CN
Inventors: Yunguang Fan; 范云光; Peijun Wu; 吴培均; Jianguang Fan; 范剑光
Original assignee: Shenzhen Zhongpu Electronic Co Ltd
Current assignee: Shenzhen Zhongpu Electronic Co Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-04-03
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to a waterproof signal line, including the input signal line, output signal line and waterproof assembly, waterproof assembly includes the waterproof casing, sealing washer and protective housing, waterproof casing middle part is provided with cyclic annular protruding circle, the protective housing can be dismantled and connect at the both ends of waterproof casing, the sealing washer interference is installed between cyclic annular protruding circle and protective housing, the input signal line includes input terminal shell and a plurality of contact pin, input terminal shell one end is provided with the first recess of preventing slow-witted, the contact pin is installed in the first recess of preventing slow-witted, the output signal line includes output terminal shell and a plurality of contact pin holes, output terminal shell one end is provided with the second recess, it is provided with prevents slow-witted plush copper to correspond the first recess of preventing in the second recess, the contact pin hole corresponds the contact pin setting on preventing slow-fluffy head, the input terminal shell runs through can dismantle the connection in the waterproof casing behind the protective housing. The utility model discloses can effectively improve the waterproof sealing performance of signal line connector to the signal line assembly is simple, after-sales maintenance is convenient.

Description

Waterproof signal line

Technical Field

The utility model relates to an electric connector technical field especially relates to a waterproof signal line.

Background

The existing signal wire is generally connected through a threaded structure arranged on a connecting head of two wire harnesses, and a common threaded connection structure is poor in waterproofness and easy to rust. And threaded connection that has integrateed a plurality of signal lines to pencil inside is not suitable, and the signal line of two connector insides can not the one-to-one. In addition, in the prior art, waterproof sealant is generally added at the joint, so that the subsequent maintenance is difficult, the joint must be disassembled violently, and the signal line is easy to be damaged by carelessness of an operator.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a waterproof signal line aiming at the conditions that the current signal line connector is poor in waterproof performance and not easy to detach, the waterproof sealing performance of the signal line connector can be effectively improved, the signal line is simple to assemble, and after-sale maintenance is convenient.

The utility model provides a waterproof signal line, includes input signal line, output signal line and waterproof assembly, waterproof assembly includes waterproof sleeve pipe, sealing washer and protective housing, waterproof sleeve pipe middle part is provided with cyclic annular protruding circle, the protective housing can be dismantled the connection and be in waterproof sleeve pipe's both ends, the sealing washer interference is installed cyclic annular protruding circle with between the protective housing, input signal line includes input terminal shell and a plurality of contact pin, input terminal shell one end is provided with the first recess of preventing slow-witted, the contact pin is installed in the first recess of preventing slow-witted, output signal line includes output terminal shell and a plurality of contact pin holes, output terminal shell one end is provided with the second recess, correspond in the second recess first recess of preventing slow-witted is provided with prevents slow-witted plush copper, the contact pin pore pair should the contact pin sets up prevent on the slow-witted protruding head, input terminal shell with the output terminal shell runs through corresponding behind the protective housing can dismantle even protruding head in the waterproof sleeve pipe And (6) connecting.

Preferably, rubber convex rings are arranged outside the input terminal shell and the output terminal shell.

Preferably, a first blocking piece and a second blocking piece are arranged in the protective shell, and the rubber convex ring is clamped between the first blocking piece and the second blocking piece.

Preferably, waterproof sealing glue is arranged at the joints of the input terminal shell, the output terminal shell and the protective shell.

Preferably, the input signal line and the output signal line further include hoses, and the hoses are connected to the input terminal shell and the output terminal shell respectively.

Preferably, the input terminal housing and the output terminal housing are made of hard plastic.

The utility model discloses an useful part lies in: 1. the detachable input signal line and the detachable output signal line are connected with the waterproof assembly, so that the waterproof assembly can ensure that the junction of the input signal line and the output signal line can not enter water, and the electric connection performance of the signal line is good; 2. the waterproof assembly is composed of a protective shell, a waterproof sleeve and a sealing ring which are detachably connected, and after-sales personnel can conveniently detach the waterproof assembly to check connector faults.

Drawings

FIG. 1 is a perspective view of a waterproof signal line according to an embodiment;

FIG. 2 is an exploded view of a waterproof signal wire;

FIG. 3 is a perspective view of an input signal line;

FIG. 4 is a perspective view of an output signal line;

FIG. 5 is a schematic top view of the protective case;

fig. 6 is a schematic sectional view taken along the line a-a in fig. 5.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, a waterproof signal line includes an input signal line 1, an output signal line 2 and a waterproof assembly 3, the waterproof assembly 3 includes a waterproof sleeve 31, a sealing ring 32 and a protective shell 33, an annular convex ring 311 is disposed in the middle of the waterproof sleeve 31, the protective shell 33 is detachably connected to two ends of the waterproof sleeve 31, the sealing ring 32 is installed between the annular convex ring 311 and the protective shell 33 in an interference manner, the input signal line 1 includes an input terminal shell 11 and a plurality of pins 12, a first fool-proof groove 111 is disposed at one end of the input terminal shell 11, the pins 12 are installed in the first fool-proof groove 111, the output signal line 2 includes an output terminal shell 21 and a plurality of pin holes 22, a second groove 211 is disposed at one end of the output terminal shell 21, a fool-proof raised head 2111 is disposed in the second groove 211 corresponding to the first fool-proof groove 111, the pin hole 22 is arranged on the fool-proof raised head 2111 corresponding to the pin 12, and the input terminal shell 11 and the output terminal shell 21 are detachably connected in the waterproof sleeve 31 after penetrating through the corresponding protective shell 33. Specifically, in the present embodiment, the waterproof sleeve 31 is made of plastic, the middle portion of the waterproof sleeve 31 is provided with the annular convex ring 311, the outer portion of the waterproof sleeve 31 and the inner portion of the protective shell 33 are provided with corresponding thread structures, and an operator can screw the protective shell 33. In order to further improve the sealing performance between the protective case 33 and the waterproof sleeve 31, the waterproof sleeve 31 is fitted with the seal ring 32, and the seal ring 32 is fitted into the annular convex ring 311 and the protective case 33 by interference fit, thereby preventing moisture from entering the waterproof sleeve 31. Waterproof sleeve 31 is the hollow tube, behind input signal line 1 and output signal line 2 run through corresponding protective housing 33 at waterproof sleeve 31 internal connection, in this embodiment, input signal line 1 protection input terminal shell 11 and three contact pin 12, output signal line 2 corresponds and is provided with output terminal shell 21 and three contact pin hole 22, in order to make three contact pin 12 and three contact pin hole 22 correspond the connection, be provided with first fool-proof recess 111 on input terminal shell 12, be provided with on output terminal shell 21 and prevent that the plush 2111 is fool, during the connection, prevent that the plush 2111 inserts first fool-proof recess 111 completely, three contact pin 12 in the first fool-proof recess 111 correspond and insert in contact pin hole 22, first fool-proof recess 111 and second recess 211 overlap the connection and can protect contact pin 12 and contact pin hole 22 completely, improve the joint strength of connector.

As shown in fig. 3 to 6, rubber convex rings 112 are arranged outside the input terminal shell 11 and the output terminal shell 21, a first blocking piece 331 and a second blocking piece 332 are arranged in the protective shell 33, and the rubber convex rings 112 are clamped between the first blocking piece 331 and the second blocking piece 332. Specifically, after input signal line 1 and output signal line 2 insert in waterproof component 3, input terminal shell 11 with the protruding circle 112 joint of rubber that output terminal shell 21 set up outward is between first separation blade 331 and second separation blade 332, protruding circle 112 of rubber and first separation blade 331, second separation blade 332 interference fit, avoid outside steam etc. to get into in the waterproof cover through the gap between input terminal shell 11, output terminal shell 21 and the protective housing 33, influence the holistic electric connection performance of signal line.

As shown in fig. 3 to 4, a waterproof sealant is disposed at a joint of the input terminal shell 11, the output terminal shell 21 and the protective shell 33, the input signal line 1 and the output signal line 2 further include a hose 13, and the hose 13 is connected to the input terminal shell 11 and the output terminal shell 21, respectively. Specifically, waterproof sealant is added at the joints of the input terminal shell 11 and the output terminal shell 21 with the protective shell 33, respectively, so that the protective shell 33, the input terminal shell 11 and the output terminal shell 21 are connected into a whole, and the sealing performance of the joints is improved. At the ends of the input terminal housing 11 and the output terminal housing 21 remote from the protective housing 33, hoses 13 are provided for protecting the signal lines. In addition, the input terminal shell 11 and the output terminal shell 21 are made of hard plastics, and the hard plastics are anti-aging, low in cost and have certain strong hardness.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a waterproof signal line, includes input signal line, output signal line and waterproof component, its characterized in that: the waterproof assembly comprises a waterproof sleeve, a sealing ring and a protective shell, the middle part of the waterproof sleeve is provided with an annular convex ring, the protective shell is detachably connected with two ends of the waterproof casing, the sealing ring is arranged between the annular convex ring and the protective shell in an interference fit manner, the input signal line comprises an input terminal shell and a plurality of contact pins, one end of the input terminal shell is provided with a first fool-proof groove, the contact pins are arranged in the first fool-proof groove, the output signal wire comprises an output terminal shell and a plurality of contact pin holes, a second groove is arranged at one end of the output terminal shell, a fool-proof raised head is arranged in the second groove corresponding to the first fool-proof groove, the contact pin pore pair the contact pin sets up prevent slow-witted protruding overhead, the input terminal shell with the output terminal shell runs through and corresponds behind the protective housing can dismantle the connection in the waterproof cover.

2. The waterproof signal line of claim 1, wherein: rubber convex rings are arranged outside the input terminal shell and the output terminal shell.

3. The waterproof signal line of claim 2, wherein: a first separation blade and a second separation blade are arranged in the protective shell, and the rubber convex ring is clamped between the first separation blade and the second separation blade.

4. A waterproof signal line according to claim 3, characterized in that: waterproof sealant is arranged at the joints of the input terminal shell, the output terminal shell and the protective shell.

5. The waterproof signal line of claim 4, wherein: the input signal line and the output signal line further comprise hoses, and the hoses are connected with the input terminal shell and the output terminal shell respectively.

6. The waterproof signal line of claim 1, wherein: the input terminal shell and the output terminal shell are made of hard plastic.