CN210016255U

CN210016255U - Telescopic silicone rubber heat-shrinkable tube

Info

Publication number: CN210016255U
Application number: CN201921254721.XU
Authority: CN
Inventors: 程永威
Original assignee: Suzhou Koslin Power Technology Co Ltd
Current assignee: Suzhou Koslin Power Technology Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-02-04
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a belonging to the technical field of heat shrink tube, in particular to a telescopic silicon rubber heat shrink tube, which comprises a heat shrink tube body and a closing-in tube inserted in the inner cavity of the heat shrink tube body, wherein the outer wall of the closing-in tube is adhered on the inner wall of the heat shrink tube body, the right end of the closing-in tube extends to the right side of the heat shrink tube body, the middle section of the heat shrink tube body is connected with a first telescopic section, the left section of the closing-in tube is connected with a second telescopic section corresponding to the position of the first telescopic section, the right section of the closing-in tube is connected with a third telescopic section, the right end of the inner cavity of the closing-in tube is adhered with a snap ring, the joint of the closing-in tube and the right end of the heat shrink tube body is adhered with a circle of glue layer, the length values of the first telescopic section and the second telescopic section are the same, the snap ring is a silicone rubber snap ring inclined left, can provide better protection.

Description

Telescopic silicone rubber heat-shrinkable tube

Technical Field

The utility model relates to a pyrocondensation pipe technical field specifically is a concertina type silicon rubber pyrocondensation pipe.

Background

With the development of science and technology, various high-tech electrical products are also brought to common families, most electrical products need cables for data transmission and power supply, and in order to avoid the situation that the cables are subjected to electric leakage or even damage due to outer wall breakage, a heat shrink tube needs to be sleeved outside to avoid the situation, so that the application of the heat shrink tube is quite extensive, and the heat shrink tube needs to be improved to adapt to different environments.

For example, a telescopic silicone rubber heat shrinkable tube with the application number of Chinese utility model CN201720083100.4 relates to the field of heat shrinkable tubes, and comprises a front end closing up, a telescopic section and a cylindrical body; the cylindrical body is a hollow cylinder formed by extrusion molding of polyethylene terephthalate; one end of the cylindrical body is connected with the front end closing-in through the telescopic section.

However, the existing heat shrinkable tube has the problems that the ductility is not good enough, and the bent part is easy to generate wrinkles and even breaks, so that the existing heat shrinkable tube cannot provide better protection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concertina type silicon rubber pyrocondensation pipe to the ductility that proposes in solving above-mentioned background art is not good enough, and the part of buckling produces the fold easily and breaks the condition even, can not provide the problem of better protectiveness.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a concertina type silicon rubber pyrocondensation pipe, includes the pyrocondensation body and pegs graft the binding off pipe in pyrocondensation pipe body inner chamber, the outer wall of binding off pipe bonds on the inner wall of pyrocondensation body, and the right-hand member of binding off pipe extends to the right side of pyrocondensation body, the middle section of pyrocondensation body is connected with first flexible section, the left section of binding off pipe is connected with the flexible section of second that corresponds with first flexible section position, the right side section of binding off pipe is connected with the flexible section of third, the inner chamber right-hand member of binding off pipe bonds and has the snap ring, the binding off pipe bonds with the junction of pyrocondensation body right-hand member has.

Preferably, the length values of the first telescopic section and the second telescopic section are the same.

Preferably, the clamping ring is a clamping ring which is inclined leftwards and downwards and is made of silicon rubber.

Preferably, the outer edge of the hot melt adhesive layer is flush with the outer wall of the heat-shrinkable tube body.

Preferably, the wall thickness of the closing-in pipe is 0.1-0.15 mm.

Preferably, the gap value between the first telescopic section and the second telescopic section is greater than or equal to 0.01 mm.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the first telescopic section and the second telescopic section are matched to provide buffer for the bent part of the cable, so that the cable at the bent part is prevented from being wrinkled;

2) the third telescopic section provides buffer for the cable bending part at the closing-up tube, so that the cable at the position is prevented from generating wrinkles;

3) the hot melt adhesive layer is heated and then melted into the crack between the heat shrinkable tube and the closing-up tube, so that the waterproof performance of the whole heat shrinkable tube is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a sectional view of the present invention.

In the figure: 1 pyrocondensation body, 2 receipts mouth pipe, 3 first flexible sections, 4 flexible sections of third, 5 hot melt adhesive layers, 6 snap rings, the flexible section of 7 second.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a telescopic silicon rubber heat-shrinkable tube comprises a heat-shrinkable tube body 1 and a necking tube 2 inserted in an inner cavity of the heat-shrinkable tube body 1, wherein the heat-shrinkable tube body 1 and the necking tube 2 are made of silicon rubber, the outer wall of the necking tube 2 is bonded on the inner wall of the heat-shrinkable tube body 1 to provide double-layer stretching protection and waterproof protection for a cable, the right end of the necking tube 2 extends to the right side of the heat-shrinkable tube body 1, the whole heat-shrinkable tube is conveniently sleeved on the cable by the necking tube 2, the middle section of the heat-shrinkable tube body 1 is connected with a first telescopic section 3, the left section of the necking tube 2 is connected with a second telescopic section 7 corresponding to the first telescopic section 3 in position, the first telescopic section 3 and the second telescopic section 7 are matched to provide buffer for the bending part of the cable at the position, the cable at the position is prevented from generating wrinkles, the right section of the necking tube 2 is connected with a third telescopic section 4, the third telescopic section 4, avoid the cable of this department to produce the fold, the inner chamber right-hand member of binding off pipe 2 bonds and has snap ring 6, and snap ring 6 increases the locking force of binding off pipe 2 to the cable, prevents the slippage, and binding off pipe 2 bonds with the junction of 1 right-hand member of pyrocondensation body has round hot melt adhesive layer 5, and the 5 heats of hot melt adhesive layer back melt advance pyrocondensation pipe and the crack of binding off pipe in, improve the waterproof performance of whole pyrocondensation pipe.

Wherein, the length value of first flexible section 3 and the flexible section 7 of second is the same for first flexible section 3 and the flexible section 7 of second are buckled in step, promote the ability of anti fold, damaged probability greatly reduced.

The snap ring 6 is a silicone rubber snap ring which inclines downwards leftwards, so that the operation cannot be hindered when the snap ring is sleeved on a cable, and the cable can be prevented from slipping after the snap ring is installed.

The outer edge of the hot melt adhesive layer 5 is flush with the outer wall of the heat shrinkable tube body 1, so that the whole heat shrinkable tube looks higher in integrity and more attractive.

The thickness value of the wall of the closing-in pipe 2 is 0.1-0.15mm, and the thickness is thin, so that the cost is reduced while the protection is provided.

The gap value between the first telescopic section 3 and the second telescopic section 7 is more than or equal to 0.01mm, so that sufficient space buffering is realized between the first telescopic section 3 and the second telescopic section 7 during bending.

The working principle is as follows: it is fixed with the cable centre gripping that needs cup jointed, whole device is seted up to the left end to the cable from the right-hand member of binding off pipe 2 and is started the cover, the operation can not be hindered when cup jointing on the clamp ring 6 that has declined to the cable down to the cable left, can prevent the cable slippage after the installation, heating hot melt adhesive layer 5, melt into in the crack of pyrocondensation pipe and binding off pipe after the hot melt adhesive layer 5 heats, improve the waterproof performance of whole pyrocondensation pipe, first flexible section 3 and the flexible section 7 cooperation of second provide the buffering for the department of buckling of this department cable, avoid the cable of this department to produce the fold, the flexible section 4 of third provides the buffering for the cable department of buckling of binding off pipe 2, avoid the cable of this department to produce the fold, pyrocondensation body 1 and binding off pipe 2 provide double-.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concertina type silicon rubber pyrocondensation pipe, includes pyrocondensation body (1) and cuts in mouth pipe (2) of pyrocondensation body (1) inner chamber, its characterized in that: the outer wall of receipts mouth pipe (2) bonds on the inner wall of pyrocondensation body (1), and the right-hand member of receipts mouth pipe (2) extends to the right side of pyrocondensation body (1), the middle section of pyrocondensation body (1) is connected with first flexible section (3), the left side section of receipts mouth pipe (2) is connected with the flexible section of second (7) that correspond with first flexible section (3) position, the right side section of receipts mouth pipe (2) is connected with the flexible section of third (4), the inner chamber right-hand member of receipts mouth pipe (2) bonds and has snap ring (6), the junction of receipts mouth pipe (2) and pyrocondensation body (1) right-hand member bonds and has round hot melt adhesive layer (5).

2. A telescopic silicone rubber heat shrinkable tube according to claim 1, wherein: the length values of the first telescopic section (3) and the second telescopic section (7) are the same.

3. A telescopic silicone rubber heat shrinkable tube according to claim 1, wherein: the clamping ring (6) is a clamping ring which is inclined leftwards and downwards and is made of silicon rubber.

4. A telescopic silicone rubber heat shrinkable tube according to claim 1, wherein: the outer edge of the hot melt adhesive layer (5) is flush with the outer wall of the heat-shrinkable tube body (1).

5. A telescopic silicone rubber heat shrinkable tube according to claim 1, wherein: the wall thickness value of the closing-in pipe (2) is 0.1-0.15 mm.

6. A telescopic silicone rubber heat shrinkable tube according to claim 1, wherein: the gap value between the first telescopic section (3) and the second telescopic section (7) is more than or equal to 0.01 mm.