CN210897906U

CN210897906U - Durable connecting wire

Info

Publication number: CN210897906U
Application number: CN201922033114.7U
Authority: CN
Inventors: 叶德波
Original assignee: Dongguan Licheng Electric Wires Co ltd
Current assignee: Dongguan Licheng Electric Wires Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-06-30
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a durable connecting wire, which comprises a wire, a USB end and a connecting end; the USB end comprises a PLUG inner mold, a PLUG outer mold, an insulating seat and a USB connector, the PLUG inner mold is connected to the outer cover of the lead, and the PLUG outer mold is connected to the outer wall of the PLUG inner mold; the connecting end comprises an SR inner die, an SR outer die and a socket, the SR inner die comprises a main body and a sealing plate which are integrally connected, and the main body is integrally connected to the lead outer cover; the SR outer mold is integrally connected to the outer wall of the main body. Through being equipped with PLUG internal mold and PLUG external mold at the USB end, and through being provided with SR internal mold and SR external mold at the link, both ends receive the pulling force, can drive the interior heart yearn of wire rod and move towards the stress end, and the power that the wire rod received shifts through PLUG internal mold, PLUG external mold or SR internal mold, SR external mold, and can not direct action on the heart yearn to the displacement of heart yearn has been prevented.

Description

Durable connecting wire

Technical Field

The utility model belongs to the technical field of the wire rod technique and specifically relates to indicate a durable type connecting wire.

Background

The connecting end of the connecting wire in the prior art is inserted in a product, and the other end of the connecting wire is a USB end and is used for being connected with another product. In the use, often can drag the data line, make it take off from the product, pull out the in-process, the heart yearn in the wire rod can produce the condition that the displacement shrank along with the wire rod, and long time of service has been spent, the link that can make and the USB end phenomenon that contact failure appears.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a durable connecting wire, which effectively solves the problem of poor contact between the connecting end and the USB end.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a durable connecting wire comprises a wire, a USB end arranged at the left end of the wire and a connecting end arranged at the right end of the wire;

the USB end comprises a PLUG inner mold, a PLUG outer mold, an insulating seat and a USB connector, the PLUG inner mold is integrally connected to the outer cover at the left end of the lead, and a first annular embedding groove is concavely arranged on the outer wall of the PLUG inner mold; the PLUG outer die is integrally connected to the outer wall of the PLUG inner die, a first annular step is convexly arranged on the inner wall of the PLUG outer die, the first annular step and the first annular caulking groove are fixedly embedded and formed in an embedding mode, and a first tail net structure is arranged on the outer wall of the PLUG outer die; the insulating seat is integrally connected to the left sides of the PLUG inner mold and the PLUG outer mold; the USB connector is embedded on the insulating seat, the inner end of the USB connector is in conductive connection with a core wire in the wire, and the outer end of the USB connector extends out of the insulating seat;

the connecting end comprises an SR inner die, an SR outer die and a socket, the SR inner die comprises a main body and a sealing plate which are integrally connected, the main body is integrally connected to an outer cover at the right end of the lead, a second annular embedding groove is concavely arranged on the outer wall of the main body, and the sealing plate seals the right end of the lead; the SR outer die is integrally connected to the outer wall of the main body, a second annular step is convexly arranged on the inner wall of the SR outer die, the second annular step and the second annular caulking groove are fixedly embedded in an embedded mode, and a second tail net structure is arranged on the outer wall of the SR outer die; the core wire in the wire penetrates out of the sealing plate to be connected with the terminal in the plug socket in a conduction mode.

As a preferable scheme, the PLUG inner die, the PLUG outer die, the SR inner die and the SR outer die are all made of PVC materials.

As a preferable scheme, the first annular caulking groove and the second annular caulking groove are caulking grooves with the same structure, and correspondingly, the first annular step and the second annular step are steps with the same structure.

As a preferable scheme, the first annular caulking groove comprises a first groove and a second groove, the first groove is formed on the outer wall of the PLUG inner die in a concave mode, and the second groove is formed on the bottom surface of the first groove in a downward concave mode; correspondingly, the first annular step comprises a first step and a second step, the first step is formed by protruding the inner wall of the PLUG outer die, the second step is formed by protruding the first step, the first step and the first groove are fixed in an embedding and forming mode, and the second step and the second groove are fixed in an embedding and forming mode.

As a preferable scheme, the right end of the PLUG outer die is of a gradually enlarged structure towards the left end.

Preferably, the left end of the SR outer die is gradually enlarged towards the right end, and the right end of the SR outer die is in a retraction structure.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through arranging the PLUG inner mold and the PLUG outer mold at the USB end and arranging the SR inner mold and the SR outer mold at the connecting end, when tensile force is applied to two ends, a core wire in the wire rod can be driven to move towards the stressed end, and through the arrangement of the PLUG inner mold, the PLUG outer mold or the SR inner mold and the SR outer mold, the force applied to the wire rod is transferred through the PLUG inner mold, the PLUG outer mold or the SR inner mold and the SR outer mold, and does not directly act on the core wire connected with the connector, so that the displacement of the core wire is prevented, and the poor contact between the core wire and the connector is prevented; and the arrangement of the first tail net structure and the second tail net structure enhances the swing resistance of the product.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a front view of a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is a partial cross-sectional view of the USB port in the preferred embodiment of the present invention;

fig. 5 is a partial cross-sectional view of a connection end in a preferred embodiment of the invention.

The attached drawings indicate the following:

10. wire 11, core wire

20. USB end 21, PLUG internal mold

211. A first annular caulking groove 212, a first groove

213. Second groove 201 and first tail net structure

22. PLUG outer mold 221 and first annular step

222. First step 223, second step

23. Insulating seat 24 and USB connector

30. Connecting end 31 and internal mold

311. Main body 312 and sealing plate

301. Second ring-shaped caulking groove 302 and second tail net structure

32. SR outer die 321 and second annular step

33. A socket.

Detailed Description

Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present invention is shown, which includes a conductive wire 10, a USB terminal 20 disposed at a left end of the conductive wire 10, and a connecting terminal 30 disposed at a right end of the conductive wire.

The USB terminal 20 includes an inner PLUG mold 21, an outer PLUG mold 22, an insulating base 23 and a USB connector 24, the inner PLUG mold 21 is integrally connected to the outer cover of the left end of the lead 10, and a first annular groove 211 is concavely formed on the outer wall of the inner PLUG mold 21. The PLUG outer die 22 is integrally connected to the outer wall of the PLUG inner die 21, a first annular step 221 is convexly arranged on the inner wall of the PLUG outer die 22, the first annular step 221 and the first annular embedding groove 211 are fixedly embedded and formed in an embedding mode, so that the connection between the first annular step 221 and the first annular embedding groove is very stable, a first tail net structure 201 is arranged on the outer wall of the PLUG outer die 22, and the swing resistance of the tail net structure is enhanced. The insulating base 23 is integrally connected to the left sides of the PLUG inner mold 21 and the PLUG outer mold 22. The USB connector 24 is embedded in the insulating base 23, the inner end of the USB connector 24 is connected with the core wire in the conducting wire 10 in a conduction mode, and the outer end of the USB connector 24 extends out of the insulating base 23. When the USB end 20 is pulled, the core wire in the wire rod is driven to move toward the stressed end, and through the arrangement of the PLUG inner mold 21 and the PLUG outer mold 22, the force applied to the wire rod is applied to the PLUG inner mold 21, and the PLUG inner mold 21 is further transferred to the PLUG outer mold 22, and does not directly act on the core wire connected with the connector, thereby preventing the displacement of the core wire and preventing the poor contact between the core wire and the connector.

The connecting end 30 includes an SR inner mold 31, an SR outer mold 32 and a socket 33, the SR inner mold 31 includes a main body 311 and a sealing plate 312 that are integrally formed and connected, the main body 311 is integrally formed and connected to the outer cover at the right end of the lead 10, a second annular caulking groove 301 is concavely formed on the outer wall of the main body 311, the sealing plate 312 seals the right end of the lead, and the sealing plate 312 is used for sealing glue during injection molding. The SR outer die 32 is integrally connected to the outer wall of the main body 311, a second annular step 321 is convexly arranged on the inner wall of the SR outer die 32, the second annular step 321 is fixedly embedded in the second annular caulking groove 301, and a second tail net structure 302 is arranged on the outer wall of the SR outer die 32. The core wire 11 in the lead 10 passes through the sealing plate 312 and is electrically connected to the terminal in the socket 33. Likewise, the SR inner and

outer dies

31 and 32 function the same as the PLUG inner and

outer dies

21 and 22. In the present embodiment, the PLUG inner mold 21, the PLUG outer mold 22, the SR inner mold 31 and the SR outer mold 32 are all made of PVC material.

The first annular caulking groove 211 and the second annular caulking groove 301 are caulking grooves with the same structure, and correspondingly, the first annular step 221 and the second annular step 321 are steps with the same structure. The first annular caulking groove 211 comprises a first groove 212 and a second groove 213, the first groove 212 is formed on the outer wall of the PLUG inner mold 21 in a concave manner, and the second groove 213 is formed on the bottom surface of the first groove 212 in a downward concave manner; correspondingly, the first annular step 221 includes a first step 222 and a second step 223, the first step 222 is formed by protruding on the inner wall of the PLUG outer mold 22, the second step 223 is formed by protruding on the first step 222, the first step 222 is fixed to the first groove 212 by insert molding, and the second step 223 is fixed to the second groove 213 by insert molding. By the design of the structure, the connection between the two is more stable.

The right end of the PLUG outer mold 22 is gradually enlarged towards the left end. The left end of the SR outer die 32 is gradually enlarged towards the right end, and the right end of the SR outer die 32 is in a retraction structure.

The utility model discloses a design focus lies in:

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A durable type connecting wire which characterized in that: comprises a lead, a USB end arranged at the left end of the lead and a connecting end arranged at the right end of the lead;

2. The robust connection cable of claim 1, wherein: the PLUG inner mold, the PLUG outer mold, the SR inner mold and the SR outer mold are all made of PVC materials.

3. The robust connection cable of claim 1, wherein: the first annular caulking groove and the second annular caulking groove are caulking grooves with the same structure, and correspondingly, the first annular step and the second annular step are steps with the same structure.

4. A robust connection line as in claim 1 or 3, wherein: the first annular caulking groove comprises a first groove and a second groove, the first groove is formed in a concave mode on the outer wall of the PLUG inner die, and the second groove is formed in a downward concave mode on the bottom face of the first groove; correspondingly, the first annular step comprises a first step and a second step, the first step is formed by protruding the inner wall of the PLUG outer die, the second step is formed by protruding the first step, the first step and the first groove are fixed in an embedding and forming mode, and the second step and the second groove are fixed in an embedding and forming mode.

5. The robust connection cable of claim 1, wherein: the right end of the PLUG outer mold is of a gradually enlarged structure towards the left end.

6. The robust connection cable of claim 1, wherein: the left end of the SR outer die is of a gradually enlarged structure towards the right end, and the tail end of the right end of the SR outer die is of a retracted structure.