CN212162754U

CN212162754U - Corrosion-resistant and heat-resistant MPP pipe

Info

Publication number: CN212162754U
Application number: CN202020854919.8U
Authority: CN
Inventors: 王春桥
Original assignee: Zhejiang Gaorui Industrial Co ltd
Current assignee: Zhejiang Gaorui Industrial Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-15
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses an anticorrosive heat-resistant type MPP pipe, including body and the pipe pillow of joint on the body lateral wall, the inside inner tube of outer tube is located to the body including outer tube and cover, be equipped with on the lateral wall of outer tube along the circumference direction setting of outer tube with the joint groove of pipe pillow looks adaptation, pipe pillow joint is on the joint groove, be equipped with the heat dissipation cavity between outer tube and the inner tube, be equipped with a plurality of spliced pole in the heat dissipation cavity, the one end fixed connection of spliced pole is on the inside wall of outer tube, the other end fixed connection of spliced pole is on the lateral wall of inner tube, the inside mounting hole that is equipped with a plurality of along the length direction setting of inner tube that is equipped with of inner tube, be equipped with the one deck insulating layer on the lateral wall of mounting hole, be equipped with the. The utility model has the advantages of reasonable design, simple to operate and corrosion resistance and heat resistance are good, are favorable to the popularization and application of marketization.

Description

Corrosion-resistant and heat-resistant MPP pipe

Technical Field

The utility model relates to a MPP power protection tube technical field, concretely relates to anticorrosive heat-resistant type MPP pipe.

Background

The MPP pipe is also called as an MPP power cable protection pipe, mainly adopts modified polypropylene as a raw material, has the characteristics of high temperature resistance and external pressure resistance, and can be widely applied to pipeline engineering of municipal administration, telecommunication, electric power, coal gas, tap water, heat power and the like. When the MPP pipe is used, the MPP pipe needs to be buried, and the MPP is of a cylindrical structure, so that the MPP is not fixed easily when the MPP pipe is superposed and buried, and a pipe pillow is additionally arranged on the MPP by people, so that the MPP pipe is more convenient to fix and install, but the pipe pillow which is used conventionally in the prior art is still relatively troublesome when no positioning piece is arranged, and cannot meet the requirements of people; meanwhile, the MPP pipe is buried underground when in use, so that the overhaul is relatively difficult, and the underground environment is relatively humid and sultry, so that the requirements on the corrosion resistance and the heat resistance of the MPP pipe are higher, and the conventional MPP in the prior art can not meet the requirements of people on the corrosion resistance and the heat resistance.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provide a structural design is reasonable, simple to operate and corrosion resistance and the good MPP pipe of heat resistance.

The utility model adopts the following technical scheme:

the utility model provides an anticorrosive heat-resistant type MPP pipe, includes body and the pipe pillow of joint on the body lateral wall, the inside inner tube of outer tube is located to the body including outer tube and cover, be equipped with on the lateral wall of outer tube along the circumference direction setting of outer tube with the joint groove of pipe pillow looks adaptation, pipe pillow joint is on the joint groove, be equipped with the heat dissipation cavity between outer tube and the inner tube, be equipped with a plurality of spliced pole in the heat dissipation cavity, the one end fixed connection of spliced pole is on the inside wall of outer tube, the other end fixed connection of spliced pole is on the lateral wall of inner tube, the inside mounting hole that is equipped with a plurality of along the length direction setting of inner tube that is equipped with of inner tube, be equipped with the one deck insulating layer on the lateral wall of mounting hole.

As an optimal technical scheme of the utility model, be equipped with insulating layer, heat-resisting layer and anti-corrosion coating on the lateral wall of outer tube in proper order.

As an optimal technical scheme of the utility model, outer tube, inner tube and spliced pole are injection moulding as an organic whole.

As an optimal technical scheme of the utility model, the quantity of mounting hole is 2 ~ 4.

The utility model has the advantages that:

the utility model has reasonable structure design, wherein the clamping groove for clamping the pipe pillow is arranged on the outer side wall of the outer pipe, which can play a relative positioning role for the pipe pillow when in installation, thus improving the installation convenience of the pipe pillow; and the insulating layer of setting on the lateral wall in the mounting hole then can avoid the influence that wire and cable in the mounting hole caused when the problem appears and generate heat to wire and cable in the adjacent mounting hole, and the louvre that sets up simultaneously then can be convenient for with the inside heat dissipation of mounting hole, avoids local high temperature to influence wire and cable's life in the mounting hole.

Drawings

Fig. 1 is a schematic cross-sectional view of an anti-corrosion heat-resistant MPP pipe of the present invention;

fig. 2 is a schematic diagram of the outer side structure of the outer tube 2 of the present invention;

the symbols in the drawings illustrate that:

the heat-insulating pipe comprises a pipe pillow 1, an outer pipe 2, an inner pipe 3, a clamping groove 4, a heat-radiating cavity 5, a connecting column 6, a mounting hole 7, a heat-insulating layer 8, heat-radiating holes 9, an insulating layer 10, a heat-resistant layer 11 and an anti-corrosion layer 12.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 2, an anti-corrosion heat-resistant MPP tube includes a tube body and a tube pillow 1 clamped on an outer side wall of the tube body, the tube body includes an outer tube 2 and an inner tube 3 sleeved inside the outer tube 2, a clamping groove 4 matched with the tube pillow 1 and arranged along a circumferential direction of the outer tube 2 is arranged on an outer side wall of the outer tube 2, when the MPP tube is installed, the tube pillow 1 is clamped on the clamping groove 4, specifically, when the MPP tube is installed, first, a lower half portion of the tube pillow 1 is clamped in the clamping groove 4, then, an upper half portion of the tube pillow 1 is clamped in the clamping groove 4, so that the upper half portion and the lower half portion of the tube pillow 1 are butted with each other, then, the upper half portion and the lower half portion of the tube pillow 1 are fixed by a fixing pin, and it is worth noting that the tube pillow 1 adopted in this embodiment is a tube pillow conventionally used in the, the improvement point of the utility model does not relate to the concrete structure of the pipe pillow 1, so the concrete structure is not repeated;

further, a heat dissipation cavity 5 is arranged between the outer tube 2 and the inner tube 3, a plurality of connecting columns 6 are arranged in the heat dissipation cavity 5, one ends of the connecting columns 6 are fixedly connected to the inner side wall of the outer tube 2, and the other ends of the connecting columns 6 are fixedly connected to the outer side wall of the inner tube 3, specifically, in the preparation process, the outer tube 2, the inner tube 3 and the connecting columns 6 are integrally formed in an injection molding mode; a plurality of mounting holes 7 arranged along the length direction of the inner pipe 3 are formed in the inner pipe 3, the number of the mounting holes 7 is 2-4, in the embodiment, the number of the mounting holes 7 is four, and in the actual application process, a person skilled in the art can determine the number of the mounting holes 7 according to actual needs; be equipped with one deck insulating layer 8 on the lateral wall of mounting hole 7, be equipped with the louvre 9 of intercommunication mounting hole 7 and heat dissipation cavity 5 on the lateral wall of inner tube 3, specifically do, in the application, louvre 9 on two adjacent mounting holes 7 is relative setting, promptly in this embodiment, louvre 9 on the mounting hole 7 in the upper left corner sets up in the position department in the upper left corner of corresponding mounting hole 7, louvre 9 on the mounting hole 7 in the lower left corner sets up in the position department in the lower left corner of corresponding mounting hole 7, louvre 9 on the mounting hole 7 in the upper right corner sets up in the position department in the upper right corner of corresponding mounting hole 7, louvre 9 on the mounting hole 7 in the lower right corner sets up in the position department in the lower right corner of corresponding mounting hole.

And an insulating layer 10, a heat-resistant layer 11 and an anti-corrosion layer 12 are sequentially arranged on the outer side wall of the outer pipe 2.

Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. The utility model provides an anticorrosive heat-resistant type MPP pipe, includes pipe body and joint pipe pillow (1) on the body lateral wall, its characterized in that: the utility model discloses a heat dissipation device for a heat pipe, including outer tube (2) and cover, the inside inner tube (3) of outer tube (2) is located to the body, be equipped with on the lateral wall of outer tube (2) along the circumference direction setting of outer tube (2) with joint groove (4) of pipe pillow (1) looks adaptation, pipe pillow (1) joint is on joint groove (4), be equipped with heat dissipation cavity (5) between outer tube (2) and inner tube (3), be equipped with a plurality of spliced pole (6) in heat dissipation cavity (5), the one end fixed connection of spliced pole (6) is on the inside wall of outer tube (2), the other end fixed connection of spliced pole (6) is on the lateral wall of inner tube (3), the inside mounting hole (7) that is equipped with a plurality of along the length direction setting of inner tube (3) that is equipped with of inner tube (3), be equipped with one deck insulating layer (8) on the lateral wall of mounting hole (7), be equipped with the louvre ( 9).

2. The corrosion and heat resistant MPP tube of claim 1, wherein: and the outer side wall of the outer pipe (2) is sequentially provided with an insulating layer (10), a heat-resistant layer (11) and an anti-corrosion layer (12).

3. The corrosion and heat resistant MPP tube of claim 1, wherein: the outer pipe (2), the inner pipe (3) and the connecting column (6) are integrally formed by injection molding.

4. The corrosion and heat resistant MPP tube of claim 1, wherein: the number of the mounting holes (7) is 2-4.