CN212811193U

CN212811193U - Heat-shrinkable tube with high impact resistance

Info

Publication number: CN212811193U
Application number: CN202021892738.0U
Authority: CN
Inventors: 任蒿; 贲华; 王超; 王宇
Original assignee: Tianjin Changyuan Electronic Material Co Ltd
Current assignee: Tianjin Changyuan Electronic Material Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-03-26
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a pyrocondensation pipe that shock resistance is strong, including the pyrocondensation pipe body, the circumference outer wall of pyrocondensation pipe body bonds and has evenly distributed's adapter sleeve, and the adapter sleeve is flexible material, the circumference outer wall of pyrocondensation pipe body bonds and has evenly distributed's buffer spring, and buffer spring is located the inside of adapter sleeve, and the one end of keeping away from the pyrocondensation pipe body along the same vertical buffer spring that distributes of pyrocondensation pipe body outer wall has same buffer board through bolted connection, and the adapter sleeve is kept away from one side bonding of the one end of pyrocondensation pipe body and buffer board, the circumference inner wall of pyrocondensation pipe body bonds and has evenly. The utility model discloses when the pyrocondensation pipe body received the striking, buffer board and buffer spring cushioned the impact force that the pyrocondensation pipe body received, and the adapter sleeve carries on spacingly to buffer spring's the flexible simultaneously, has improved the shock resistance of pyrocondensation pipe body, improves life.

Description

Heat-shrinkable tube with high impact resistance

Technical Field

The utility model relates to a pyrocondensation pipe technical field especially relates to a pyrocondensation pipe that shock resistance is strong.

Background

The heat shrinkable sleeve is a special polyolefin heat shrinkable sleeve which can also be called as EVA material. The outer layer is made of high-quality soft cross-linked polyolefin material and inner layer hot melt adhesive through composite processing, the outer layer material has the characteristics of insulation, corrosion resistance, wear resistance and the like, and the inner layer has the advantages of low melting point, water resistance, sealing, high adhesion and the like.

When in production, the heat shrinkable tube is heated to a high elastic state, a load is applied to expand the heat shrinkable tube, the heat shrinkable tube is rapidly cooled under the condition of keeping the expansion to enable the heat shrinkable tube to enter a glass state, the state is fixed, the heat shrinkable tube is changed to the high elastic state when being heated during the reuse, but the heat shrinkable tube is retracted when the load is not applied, but the existing heat shrinkable tube has the problem of poor impact resistance during the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heat shrinkable tube with strong shock resistance.

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

the utility model provides a pyrocondensation pipe that shock resistance is strong, includes the pyrocondensation pipe body, the circumference outer wall of pyrocondensation pipe body bonds and has evenly distributed's adapter sleeve, and the adapter sleeve is flexible material, the circumference outer wall of pyrocondensation pipe body bonds and has evenly distributed's buffer spring, and buffer spring is located the inside of adapter sleeve, and the one end of keeping away from the pyrocondensation pipe body along the same column distribution's of pyrocondensation pipe body outer wall has same buffer board through bolted connection, and the adapter sleeve is kept away from the one end of pyrocondensation pipe body and is bonded in one.

As a further aspect of the present invention: and sealing strips which are uniformly distributed are bonded on the circumferential inner wall of the heat shrinkable tube body.

As a further aspect of the present invention: the inner wall of the circumference of the sealing strip is provided with a groove.

As a further aspect of the present invention: the cross section of the groove is of a C-shaped structure, and the opening width of the groove is smaller than that of the sealing strip.

As a further aspect of the present invention: the outer wall of the heat-shrinkable tube body is connected with an air pump through a fastening bolt, and an air inlet of the air pump is communicated with the inside of the groove through an extension tube.

As a further aspect of the present invention: the heat shrinkable tube body comprises a hot melt adhesive, a first rubber weaving layer, a second rubber weaving layer and a wear-resistant coating, the first rubber weaving layer and the second rubber weaving layer are located between the hot melt adhesive and the wear-resistant coating, and the hot melt adhesive and the wear-resistant coating are located on the inner wall and the outer wall of the heat shrinkable tube body respectively.

As a further aspect of the present invention: and one side of the buffer plate, which is far away from the heat shrinkable tube body, is provided with buffer bumps which are uniformly distributed.

The utility model has the advantages that:

1. by arranging the buffer plate, the buffer spring and the connecting sleeve, when the heat shrinkable tube body is impacted, the buffer plate and the buffer spring buffer the impact force on the heat shrinkable tube body, and meanwhile, the connecting sleeve limits the expansion of the buffer spring, so that the impact resistance of the heat shrinkable tube body is improved, and the service life of the heat shrinkable tube body is prolonged;

2. by arranging the sealing strip, the groove and the air pump, when the heat shrinkable tube body is heated to a high-elastic state and is expanded and wrapped, the sealing property of the heat shrinkable tube body is increased by the sealing strip, meanwhile, due to the contractibility of the heat shrinkable tube body when being expanded, the groove is stressed and expanded, and the inner wall of the groove is attached to the wrapping object, so that the sealing effect is ensured;

3. through setting up first rubber weaving layer, second rubber weaving layer, first rubber weaving layer and second rubber weaving layer increase the intensity of pyrocondensation pipe body.

Drawings

FIG. 1 is a schematic view showing the structure of a high impact resistance heat shrinkable tube proposed in example 1;

FIG. 2 is a sectional view showing a side structure of a heat shrinkable tube body of a heat shrinkable tube having a high impact resistance as set forth in example 1;

FIG. 3 is a schematic view showing a structure of a weather strip of a heat shrinkable tube having a high impact resistance as set forth in example 1;

FIG. 4 is a sectional view showing the entire side structure of a heat shrinkable tube having high impact resistance as proposed in example 2.

In the figure: 1 pyrocondensation pipe body, 2 buffer boards, 3 buffering lugs, 4 adapter sleeves, 5 sealing strips, 6 buffer springs, 7 recesses, 8 air pumps, 9 hot melt adhesives, 10 first rubber weaving layers, 11 second rubber weaving layers, 12 wear-resistant coatings.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a heat shrinkable tube with strong impact resistance comprises a heat shrinkable tube body 1, wherein evenly distributed connecting sleeves 4 are bonded on the circumferential outer wall of the heat shrinkable tube body 1, the connecting sleeves 4 are made of flexible materials, evenly distributed buffer springs 6 are bonded on the circumferential outer wall of the heat shrinkable tube body 1, the buffer springs 6 are positioned inside the connecting sleeves 4, one ends, far away from the heat shrinkable tube body 1, of the buffer springs 6 distributed in the same longitudinal row along the outer wall of the heat shrinkable tube body 1 are connected with a same buffer plate 2 through bolts, one ends, far away from the heat shrinkable tube body 1, of the connecting sleeves 4 are bonded with one side of the buffer plate 2, when the heat shrinkable tube body 1 is impacted, the buffer plate 2 and the buffer springs 6 buffer the impact force applied to the heat shrinkable tube body 1, and the connecting sleeves 4 limit the expansion of the buffer springs 6, so as to improve the impact resistance, the service life is prolonged.

Wherein, the sealing strips 5 which are evenly distributed are bonded on the circumferential inner wall of the heat shrinkable tube body 1.

Wherein, the circumference inner wall of sealing strip 5 is seted up recess 7.

Wherein, the cross section of recess 7 is C type structure, and the opening width of recess 7 is less than the width of sealing strip 5, and when heat-shrinkable tube body 1 heated to high-elastic state by the expansion parcel, sealing strip 5 increased heat-shrinkable tube body 1's leakproofness, and because of the contractibility of heat-shrinkable tube body 1 when being expanded, recess 7 atress was prolonged and is expanded simultaneously, and recess 7's inner wall and parcel laminating guarantee sealed effect.

Wherein, the outer wall of pyrocondensation pipe body 1 is connected with air pump 8 through fastening bolt, and the air inlet of air pump 8 passes through the inside intercommunication of extension pipe and recess 7, and when pyrocondensation pipe body 1 parcel article, accessible air pump 8 takes out the negative pressure to in the recess 7, and the in close contact with of sealing strip 5 and parcel thing is avoided not closely laminating with the parcel thing by the inner wall of recess 7 before pyrocondensation pipe body 1 receives cold to finalize the design.

Wherein, pyrocondensation pipe body 1 includes hot melt adhesive 9, first rubber weaving layer 10, second rubber weaving layer 11 and wear-resistant coating 12, and first rubber weaving layer 10 and second rubber weaving layer 11 are located between hot melt adhesive 9 and wear-resistant coating 12, and hot melt adhesive 9 and wear-resistant coating 12 are located pyrocondensation pipe body 1's inner wall, outer wall respectively, and first rubber weaving layer 10 and second rubber weaving layer 11 increase pyrocondensation pipe body 1's intensity.

The working principle is as follows: when the heat shrinkable tube body 1 is impacted, the buffer plate 2 and the buffer spring 6 buffer the impact force applied to the heat shrinkable tube body 1, meanwhile, the connecting sleeve 4 limits the expansion of the buffer spring 6, the shock resistance of the heat shrinkable tube body 1 is improved, the service life is prolonged, when the heat shrinkable tube body 1 is heated to a high-elastic state and is expanded and wrapped, the sealing strip 5 increases the sealing performance of the heat shrinkable tube body 1, meanwhile, due to the contractibility of the heat shrinkable tube body 1 when being expanded, the groove 7 is stressed to expand, the inner wall of the groove 7 is attached to the wrappage, the sealing effect is ensured, when the heat shrinkable tube body 1 wraps an article, the accessible air pump 8 is to taking out the negative pressure in the recess 7, with higher speed the in close contact with of sealing strip 5 with the parcel, avoids before the pyrocondensation pipe body 1 receives cold to stereotype that the inner wall of recess 7 does not closely laminate with the parcel, and first rubber weaving layer 10 and second rubber weaving layer 11 increase pyrocondensation pipe body 1's intensity.

Example 2

Referring to fig. 4, in this embodiment, compared to embodiment 1, a side of the buffer plate 2 away from the heat shrinkable tube body 1 is provided with buffer bumps 3 uniformly distributed.

The working principle is as follows: the buffer bump 3 primarily buffers and damps the impact force on the heat shrinkable tube body 1 and the buffer plate 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a pyrocondensation pipe that shock resistance is strong, includes pyrocondensation pipe body (1), its characterized in that, the circumference outer wall of pyrocondensation pipe body (1) bonds and has evenly distributed's adapter sleeve (4), and adapter sleeve (4) are flexible material, the circumference outer wall of pyrocondensation pipe body (1) bonds and has evenly distributed's buffer spring (6), and buffer spring (6) are located the inside of adapter sleeve (4), and the one end of keeping away from pyrocondensation pipe body (1) along same column distribution's of same buffer spring (6) of pyrocondensation pipe body (1) outer wall has same buffer board (2) through bolted connection, and adapter sleeve (4) one end of keeping away from pyrocondensation pipe body (1) and one side bonding of buffer board (2).

2. A high impact resistance heat shrinkable tube according to claim 1, wherein sealing strips (5) are uniformly distributed on the inner circumferential wall of said heat shrinkable tube body (1).

3. The high-impact-resistance heat shrinkable tube according to claim 2, wherein a groove (7) is formed in the circumferential inner wall of the sealing strip (5).

4. A high impact resistance heat shrinkable tube according to claim 3, wherein the cross section of said groove (7) is C-shaped and the width of the opening of said groove (7) is smaller than the width of said sealing tape (5).

5. The high impact resistance heat shrinkable tube according to claim 4, wherein an air pump (8) is connected to an outer wall of the heat shrinkable tube body (1) through a fastening bolt, and an air inlet of the air pump (8) is communicated with an inside of the groove (7) through an extension tube.

6. The high-impact-resistance heat shrinkable tube according to claim 5, wherein the heat shrinkable tube body (1) comprises a hot melt adhesive (9), a first rubber woven layer (10), a second rubber woven layer (11) and a wear-resistant coating (12), the first rubber woven layer (10) and the second rubber woven layer (11) are located between the hot melt adhesive (9) and the wear-resistant coating (12), and the hot melt adhesive (9) and the wear-resistant coating (12) are respectively located on the inner wall and the outer wall of the heat shrinkable tube body (1).

7. A high impact resistance heat shrinkable tube according to claim 6, wherein the side of the buffer plate (2) away from the heat shrinkable tube body (1) is provided with buffer bumps (3) uniformly distributed.