CN216774155U

CN216774155U - MPP power cable protection pipe with good heat resistance

Info

Publication number: CN216774155U
Application number: CN202122715460.0U
Authority: CN
Inventors: 王其震; 蒋学忠
Original assignee: Yangzhou Hongxin Line Equipment Co ltd
Current assignee: Yangzhou Runxin Door and Window Technology Co.,Ltd.
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-06-17
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses an MPP power cable protection pipe with good heat resistance in the technical field of power cable protection pipes, which comprises an outer pipe assembly, a heat-resistant coating and a heat-resistant coating, wherein the outer pipe assembly comprises an outer pipe; an inner tube assembly disposed on an inner wall of the outer tube; and, radiator unit, including setting up the heat conduction circle on the inner tube subassembly inner wall, the heat conduction circle is provided with the multiunit, evenly be provided with the radiating block around the outer wall top of heat conduction circle, and the radiating block runs through inner tube subassembly, outer tube and heat-resisting coating in proper order, through set up heat-resisting coating in the outer tube outside, can improve the sun-proof adiabatic ability of MPP power cable protection pipe, through set up insulating layer and heat-resisting layer between inner tube and outer tube, can improve the heat resistance of MPP power cable protection pipe for the cable is when producing high temperature, avoids MPP power cable protection pipe heat resistance poor, influences life.

Description

MPP power cable protection pipe with good heat resistance

Technical Field

The utility model relates to the technical field of power cable protection pipes, in particular to an MPP power cable protection pipe with good heat resistance.

Background

The MPP power pipe is also called as an MPP cable pipe and an MPP power cable protection pipe. The raw material takes PP powder (modified polypropylene) as a main master batch.

MPP power cable protection tube is used for placing the cable that needs the protection together, and at the cable during operation, because the cable is more, consequently the heat that produces causes local high temperature easily to lead to the security of cable use and the life of MPP power cable protection tube to descend, for this reason, we propose the MPP power cable protection tube that the heat resistance is good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an MPP power cable protection pipe with good heat resistance so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the MPP power cable protection pipe with good heat resistance comprises an outer pipe assembly and a heat-resistant coating, wherein the outer wall of the outer pipe is connected with the heat-resistant coating; an inner tube assembly disposed on an inner wall of the outer tube; and the radiating assembly comprises a plurality of groups of heat conducting rings arranged on the inner wall of the inner pipe assembly, radiating blocks are uniformly arranged around the top of the outer wall of each heat conducting ring, the radiating blocks sequentially penetrate through the inner pipe assembly, the outer pipe and the heat-resistant coating, and grooves are formed in the end parts of the radiating blocks, extending out of the heat-resistant coating.

As a preferable scheme of the MPP power cable protection tube with good heat resistance of the present invention, the MPP power cable protection tube with good heat resistance comprises: the inner pipe assembly comprises an inner pipe, the outer wall of the inner pipe is connected with a heat insulation layer, the outer wall of the heat insulation layer is connected with an antioxidation layer, the outer wall of the antioxidation layer is connected with a heat-resistant layer, and the outer wall of the heat-resistant layer is connected with an outer pipe.

As a preferable scheme of the MPP power cable protection tube with good heat resistance of the present invention, the MPP power cable protection tube with good heat resistance comprises: the inner wall of heat conduction circle and the inner wall parallel and level of inner tube, and the inner wall of inner tube evenly be provided with heat conduction circle assorted mounting groove.

As a preferable scheme of the MPP power cable protection tube with good heat resistance of the present invention, the MPP power cable protection tube with good heat resistance comprises: the radiating block penetrates through the inner pipe, the heat insulation layer, the oxidation resistant layer, the heat-resistant layer, the outer pipe and the heat-resistant coating in sequence.

As a preferable scheme of the MPP power cable protection tube with good heat resistance of the present invention, the MPP power cable protection tube with good heat resistance comprises: the thickness of the heat insulation layer is the same as that of the heat-resistant layer.

As a preferable scheme of the MPP power cable protection tube with good heat resistance of the present invention, the MPP power cable protection tube with good heat resistance comprises: the thickness of the heat-resistant coating is two millimeters.

As a preferable scheme of the MPP power cable protection tube with good heat resistance of the present invention, the MPP power cable protection tube with good heat resistance comprises: the cross section of the groove is rectangular.

Compared with the prior art, the utility model has the beneficial effects that: through set up heat-resistant coating in the outer tube outside, can improve the sun-proof adiabatic ability of MPP power cable protection pipe, through set up insulating layer and heat-resistant layer between inner tube and outer tube, can improve the heat resistance of MPP power cable protection pipe, make the cable when producing high temperature, it is poor to avoid MPP power cable protection pipe heat resistance, influence life, derive the heat in the inner tube through the heat conduction circle simultaneously, and spill to the outside through the radiating block, can further improve the heat resistance of MPP power cable protection pipe, safety when using in order to improve the cable.

Drawings

Fig. 1 is a schematic overall structure diagram of an MPP power cable protection tube with good heat resistance according to the present invention;

fig. 2 is a cross-sectional plane of the overall structure of the MPP power cable protection tube with good heat resistance according to the present invention;

fig. 3 is a schematic sectional view of a partial structure of the MPP power cable protection tube with good heat resistance according to the present invention.

In the figure: 100. an outer tube assembly; 101. an outer tube; 102. a heat-resistant coating; 200. an inner tube assembly; 201. an inner tube; 202. a thermal insulation layer; 203. an anti-oxidation layer; 204. a heat-resistant layer; 300. a heat dissipating component; 301. a heat conducting ring; 302. a heat dissipating block; 303. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the MPP power cable protection tube with good heat resistance includes an outer tube assembly 100 including an outer tube 101, the outer wall of the outer tube 101 is connected with a heat-resistant coating 102, the thickness of the heat-resistant coating 102 is two millimeters, and the heat-resistant coating 102 is coated on the outer tube 101 by using a nano transparent heat insulation coating, so that the sun-proof heat insulation capability of the MPP power cable protection tube can be improved; an inner tube assembly 200, the inner tube assembly 200 being disposed on an inner wall of the outer tube 101; and, heat dissipation assembly 300, including heat conduction circle 301 that sets up on inner tube subassembly 200 inner wall, heat conduction circle 301 is provided with the multiunit, heat conduction circle 301 is made through the heat conduction material, can derive the heat in inner tube 201, evenly be provided with radiating block 302 around the outer wall top of heat conduction circle 301, and radiating block 302 runs through the inner tube subassembly in proper order, outer tube 101 and heat-resistant coating 102, radiating block 302 is made through the aluminium material, the heat transmits to radiating block 302 through heat conduction circle 301 on, then transmit to the outside through radiating block 302, in order to improve the heat resistance of MPP power cable protection pipe, radiating block 302 extends the tip of heat-resistant coating 102 and sets up fluted 303, the cross-section of recess 303 is the rectangle form, conveniently open and get, flute 303 can increase with outside area of contact, thereby be convenient for dispel the heat better.

Referring to fig. 1 to 3, the inner tube assembly 200 includes an inner tube 201, an outer tube 101 and the inner tube 201 are made of polypropylene, a thermal insulation layer 202 is connected to an outer wall of the inner tube 201, the thermal insulation layer 202 is made of glass fiber and has the characteristics of good insulation, strong heat resistance, good corrosion resistance and high mechanical strength, so that the heat resistance of the MPP power cable protection tube is remarkably improved, an anti-oxidation layer 203 is connected to an outer wall of the thermal insulation layer 202, the anti-oxidation layer 203 is a zinc-plated layer and can prevent the MPP power cable protection tube from being oxidized, a heat-resistant layer 204 is connected to an outer wall of the anti-oxidation layer 203, an outer wall of the heat-resistant layer 204 is connected to the outer tube 101, the thermal insulation layer 202 and the heat-resistant layer 204 have the same thickness, the heat-resistant layer 204 is made of polyester imide material and can resist high temperature of more than 400 degrees, so that the heat resistance of the MPP power cable protection tube can be improved, when a high temperature is generated, the problem that the MPP power cable protection pipe is poor in heat resistance and influences service life is avoided.

Referring to fig. 1 to 3, the inner wall of the heat conduction ring 301 is flush with the inner wall of the inner tube 201, and the inner wall of the inner tube 201 is uniformly provided with an installation groove matched with the heat conduction ring 301, so that the cable placement is not affected.

Referring to fig. 1 to 3, the heat radiation block 302 sequentially penetrates the inner pipe 201, the thermal insulation layer 202, the oxidation resistant layer 203, the heat resistant layer 204, the outer pipe 101, and the heat resistant coating 102, so that the heat radiation block 302 can transfer heat to the outside.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. MPP power cable protection pipe that heat resistance is good, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the outer pipe assembly (100) comprises an outer pipe (101), wherein a heat-resistant coating (102) is connected to the outer wall of the outer pipe (101);

an inner tube assembly (200), the inner tube assembly (200) being disposed on an inner wall of an outer tube (101); and the number of the first and second groups,

radiator unit (300), including heat conduction circle (301) of setting on inner tube subassembly (200) inner wall, heat conduction circle (301) are provided with the multiunit, evenly be provided with radiating block (302) around the outer wall top of heat conduction circle (301), and radiating block (302) run through inner tube subassembly, outer tube (101) and heat-resisting coating (102) in proper order, the tip that radiating block (302) extended heat-resisting coating (102) is seted up flutedly (303).

2. The MPP power cable protection tube with good heat resistance of claim 1, wherein: the inner tube subassembly (200) includes inner tube (201), the outer wall of inner tube (201) is connected with insulating layer (202), the outer wall of insulating layer (202) is connected with antioxidation layer (203), the outer wall of antioxidation layer (203) is connected with heat-resisting layer (204), the outer wall and outer tube (101) of heat-resisting layer (204) are connected.

3. The MPP power cable protection tube with good heat resistance of claim 2, wherein: the inner wall of heat conduction circle (301) and the inner wall parallel and level of inner tube (201), and the inner wall of inner tube (201) evenly be provided with heat conduction circle (301) assorted mounting groove.

4. The MPP power cable protection tube with good heat resistance of claim 2, wherein: the heat dissipation block (302) penetrates through the inner pipe (201), the heat insulation layer (202), the oxidation resistant layer (203), the heat resistant layer (204), the outer pipe (101) and the heat resistant coating (102) in sequence.

5. The MPP power cable protection tube with good heat resistance of claim 2, wherein: the thickness of the heat insulation layer (202) is the same as that of the heat-resistant layer (204).

6. The MPP power cable protection tube with good heat resistance of claim 1, wherein: the thickness of the heat-resistant coating (102) is two millimeters.

7. The MPP power cable protection tube with good heat resistance of claim 1, wherein: the cross section of the groove (303) is rectangular.