CN215580127U

CN215580127U - PVC composite cable protection pipe

Info

Publication number: CN215580127U
Application number: CN202121015132.3U
Authority: CN
Inventors: 董杰建
Original assignee: Hangzhou Etone Plastic Industry Co ltd
Current assignee: Hangzhou Etone Plastic Industry Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2022-01-18
Anticipated expiration: 2031-05-13

Abstract

The utility model discloses a PVC composite cable protection pipe, which relates to the technical field of protection pipes and comprises an outer pipe and an inner pipe, wherein the inner pipe is wrapped inside the outer pipe, a first supporting pipe and a second supporting pipe are arranged between the outer pipe and the inner pipe from outside to inside, and rhombic leakage grooves which are uniformly distributed are formed in the outer sides of the first supporting pipe and the second supporting pipe. When the cable protection device is used, a plurality of groups of support columns are uniformly distributed between the first support tube and the second support tube, when the outer tube is subjected to a large force, firstly, the pressure is transmitted to the first support tube by the support columns, then, the pressure needs to be diffused into the first support tube, and because a plurality of groups of uniformly distributed diamond-shaped leakage grooves are formed in the outer sides of the first support tube and the second support tube, most of the force transmitted to the inner side is released from the diamond-shaped leakage grooves, and the pressure acting on the inner tube is greatly reduced through the release of the second support tube, so that the cable protection effect is greatly improved within the bearing range of the inner tube.

Description

PVC composite cable protection pipe

Technical Field

The utility model relates to the technical field of protection pipes, in particular to a PVC composite cable protection pipe.

Background

The PVC cable protective sleeve is a novel sleeve material which is popularized and used in power engineering, is the most commonly used protective sleeve for protecting wires and cables, and is widely applied due to the fact that the PVC cable protective sleeve has good insulating property, high chemical stability, no rustiness, no aging and adaptability to harsh environments.

The existing cable protection pipe is provided with a metal layer between the outer pipe and the inner pipe, so that the firmness of the pipe body is improved through the metal layer, and the metal layer is more stable to be connected with the inner pipe by utilizing the matching effect of the bolt, the second slot and the adhesive.

The prior art utilizes the metal layer to improve its fastness, so not only makes the cost rise, and the contact between plastics and the metal, because the material is different its inseparable laminating degree is not high, and reduces its fastness.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to provide a PVC composite cable protection tube, which solves the technical problems of the prior art that the firmness is improved by using a metal layer, so that the cost is increased, and the firmness is reduced due to the low close adhesion degree of the plastic and the metal due to different materials.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PVC composite cable protection pipe, includes outer tube and inner tube, the inside parcel of outer tube has the inner tube, the outer tube with from outer to interior first stay tube and the second stay tube of being provided with between the inner tube, first stay tube with evenly distributed's rhombus small trough has all been seted up in the outside of second stay tube, first stay tube with be provided with align to grid's support column between the second stay tube.

Through adopting above-mentioned technical scheme, receive when great power for the outer tube, at first pressure is transmitted to first stay tube by the support column on, pressure need spread to the inside of first stay tube after that, the rhombus small opening of multiunit evenly distributed is seted up because of first stay tube and the second stay tube outside again, release in the rhombus small opening is followed to the overwhelming number of power that will transmit inboard, and pass through the release of second stay tube again, the great reduction of pressure of effect on the inner tube, within the inner tube bore the scope, greatly improve cable protection effect.

The utility model is further provided with an anticorrosive layer and a wear-resistant layer which are sequentially arranged on the outer side of the outer pipe from inside to outside, and a cable is arranged inside the inner pipe.

Through adopting above-mentioned technical scheme, be in order to utilize anticorrosive coating and wearing layer to prolong the life of outer tube, and utilize the inner tube to protect the cable, further improve the protection effect.

The utility model is further provided that four groups of upper clamping groove groups are uniformly arranged between the outer pipe and the first supporting pipe, four groups of lower clamping groove groups are uniformly arranged between the inner pipe and the second supporting pipe, and clamping plates are arranged in the upper clamping groove groups and the lower clamping groove groups in an interference fit manner.

Through adopting above-mentioned technical scheme, be in order to utilize mutually supporting between cardboard and last draw-in groove group, the lower draw-in groove group, fix first stay tube and second stay tube better between outer tube and inner tube.

The utility model is further provided that the upper end and the lower end of the support column are both provided with ball bosses, the ball bosses are made of rubber, and sponges are arranged between the first support tube and the outer tube, between the second support tube and the inner tube, and between the first support tube and the second support tube.

Through adopting above-mentioned technical scheme, be in order to utilize the rubber to the protection of support column and inner tube and outer tube contact point, recycle the sponge and fill between inner tube and outer tube for it is inseparabler that it laminates.

In summary, the utility model mainly has the following beneficial effects: the cable protection device is provided with the first support pipe, the second support pipe and other structures, when the cable protection device is used, a plurality of groups of support columns are uniformly distributed between the first support pipe and the second support pipe, when the outer pipe is subjected to a large force, firstly, the pressure is transmitted to the first support pipe through the support columns, then, the pressure needs to be diffused into the first support pipe, and a plurality of groups of uniformly distributed rhombic leakage grooves are formed in the outer sides of the first support pipe and the second support pipe, so that most of the force transmitted to the inner side is released from the rhombic leakage grooves, and the pressure acting on the inner pipe is greatly reduced through the release of the second support pipe, and the cable protection effect is greatly improved within the bearing range of the inner pipe.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a partial schematic structural view of the present invention;

fig. 4 is an enlarged view of the utility model at B in fig. 3.

In the figure: 1. an outer tube; 2. an anticorrosive layer; 3. a wear layer; 4. a first support tube; 5. a second support tube; 6. an inner tube; 7. a cable; 8. a rhombic drain tank; 9. an upper card slot group; 10. a lower slot clamping group; 11. a support pillar; 12. a ball boss; 13. a sponge; 14. and (4) clamping the board.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

The utility model provides a PVC composite cable protection pipe, as shown in fig. 1-4, including outer tube 1 and inner tube 6, the inside parcel of outer tube 1 has inner tube 6, be provided with first stay tube 4 and second stay tube 5 from outer to interior between outer tube 1 and the inner tube 6, utilize first stay tube 4 and second stay tube 5 to support between inner tube 6 and the outer tube 1, evenly distributed's rhombus small opening 8 is all seted up in the outside of first stay tube 4 and second stay tube 5, utilize rhombus small opening 8 to disperse the pressure that receives, and the service life is prolonged, be provided with align to grid's support column 11 between first stay tube 4 and the second stay tube 5, utilize support column 11 to transmit pressure.

Referring to fig. 1-4, the outer side of the outer tube 1 is sequentially provided with the anti-corrosion layer 2 and the wear layer 3 from inside to outside, the inner tube 6 is provided with the cable 7, the anti-corrosion layer 2 and the wear layer 3 are used to prolong the service life of the outer tube 1, and the inner tube 6 is used to protect the cable 7, so as to further improve the protection effect.

Referring to fig. 1-4, four sets of upper clamping groove sets 9 are uniformly disposed between the outer tube 1 and the first support tube 4, four sets of lower clamping groove sets 10 are uniformly disposed between the inner tube 6 and the second support tube 5, clamping plates 14 are disposed inside the upper clamping groove sets 9 and the lower clamping groove sets 10 in an interference fit manner, and the first support tube 4 and the second support tube 5 are better fixed between the outer tube 1 and the inner tube 6 by the mutual cooperation between the clamping plates 14 and the upper clamping groove sets 9 and the lower clamping groove sets 10.

Referring to fig. 1-4, ball bosses 12 are disposed at upper and lower ends of the supporting column 11, the ball bosses 12 are made of rubber, sponges 13 are disposed between the first supporting tube 4 and the outer tube 1, between the second supporting tube 5 and the inner tube 6, and between the first supporting tube 4 and the second supporting tube 5, the rubber is used to protect a contact point between the supporting column 11 and the inner tube 6, and between the inner tube 6 and the outer tube 1, and the sponges 13 are filled between the inner tube 6 and the outer tube 1, so that the supporting column 11 and the outer tube are attached more tightly.

The working principle of the utility model is as follows: when the clamping device is used, the upper clamping groove group 9 and the lower clamping groove group 10 are matched with the clamping plate 14, the first supporting tube 4 and the second supporting tube 5 are clamped between the outer tube 1 and the inner tube 6, and then the sponge 13 is arranged between the first supporting tube 4 and the outer tube 1, between the second supporting tube 5 and the inner tube 6 and between the first supporting tube 4 and the second supporting tube 5 respectively, so that the sponge is filled in a cavity, and gaps are avoided;

when the outer pipe 1 is subjected to a large force, firstly, the pressure is transmitted to the first supporting pipe 4 through the supporting column 11, the contact points of the outer pipe 1, the inner pipe 6 and the supporting column 11 are protected by utilizing the ball bosses 12 arranged at the upper end and the lower end of the supporting column 11 in the process, then, the pressure needs to be diffused into the first supporting pipe 4, and because a plurality of groups of uniformly distributed rhombic leakage grooves 8 are formed in the outer sides of the first supporting pipe 4 and the second supporting pipe 5, most of the force transmitted to the inner side is released from the rhombic leakage grooves 8 and then released through the second supporting pipe 5, the pressure acting on the inner pipe 6 is greatly reduced, and the cable protection effect is greatly improved within the bearing range of the inner pipe 6;

when the anti-corrosion wear-resistant pipe is used, the outer pipe 1 is protected by the aid of the effects of the anti-corrosion layer 2 and the wear-resistant layer 3, and service life of the outer pipe 1 is further prolonged.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a PVC composite cable protection pipe, includes outer tube (1) and inner tube (6), its characterized in that: the utility model discloses a support structure, including outer tube (1), inner tube (6), outer tube (1) and by outer to interior first stay tube (4) and second stay tube (5) of being provided with between inner tube (6), first stay tube (4) with evenly distributed's rhombus small opening (8) are all seted up in the outside of second stay tube (5), first stay tube (4) with be provided with evenly arranged's support column (11) between second stay tube (5).

2. The PVC composite cable protection tube according to claim 1, wherein: the outer side of the outer pipe (1) is sequentially provided with an anticorrosive layer (2) and a wear-resistant layer (3) from inside to outside, and the inner part of the inner pipe (6) is provided with a cable (7).

3. The PVC composite cable protection tube according to claim 1, wherein: the clamping groove set is characterized in that four groups of upper clamping groove sets (9) are uniformly arranged between the outer pipe (1) and the first supporting pipe (4), four groups of lower clamping groove sets (10) are uniformly arranged between the inner pipe (6) and the second supporting pipe (5), and clamping plates (14) are arranged in the upper clamping groove sets (9) and the lower clamping groove sets (10) in an interference fit mode.

4. The PVC composite cable protection tube according to claim 1, wherein: the upper and lower end of support column (11) all is provided with ball boss (12), and the material of ball boss (12) is rubber, all be provided with sponge (13) between first stay tube (4) and outer tube (1), second stay tube (5) and inner tube (6), first stay tube (4) and second stay tube (5).