CN219268454U

CN219268454U - Novel MPP power tube

Info

Publication number: CN219268454U
Application number: CN202223362332.3U
Authority: CN
Inventors: 王砚明
Original assignee: Hebei Qianxin Plastic Product Co ltd
Current assignee: Hebei Qianxin Plastic Product Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-27
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a novel MPP power tube, which relates to the technical field of power tubes and comprises a power tube body, wherein an insulating layer is wrapped on the outer side of the power tube body, the insulating layer comprises a basic attaching layer, a first insulating layer, a second insulating layer, an outer attaching layer and a fixing layer, the basic attaching layer is arranged on the outer side of the power tube body, the first insulating layer is arranged on the outer side of the basic attaching layer, the second insulating layer is arranged on the outer side of the first insulating layer, the outer attaching layer is arranged on the outer side of the second insulating layer, the fixing layer is arranged on the outer side of the outer attaching layer, the problem that the service life of the power tube is reduced due to the fact that the power tube is buried under the ground for a long time under the condition of low temperature or other bad weather is effectively avoided, and therefore the practicality in use is greatly improved through the arrangement of the first protective layer and the second protective layer.

Description

Novel MPP power tube

Technical Field

The utility model relates to the technical field of power pipes, in particular to a novel MPP power pipe.

Background

The power tube is a product which is coated inside and outside by PE (modified polyethylene) or epoxy resin, has excellent corrosion resistance, and meanwhile, the coating has good electrical insulation, the MPP power tube is also called MPP power cable protection tube or MPP cable protection tube, which is divided into an excavation type and a non-excavation type, the MPP non-excavation type power tube is also called MPP jacking tube or traction tube, and the MPP power tube adopts modified polypropylene as a main raw material.

Through retrieval, the patent with the Chinese patent grant number of CN214674106U discloses a novel MPP power tube, which relates to the technical field of power tubes and comprises a tube body, wherein a plurality of threading cavities are arranged on the inner side of the tube body, external threads are arranged on the outer sides of two ends of the tube body, a sleeve is arranged on the outer side of one end of the tube body, internal threads matched with the external threads are arranged on the inner side of the sleeve, ropes are arranged in each threading cavity, one end of each rope is a free end, an untighted ribbon is fixedly arranged on one side of the free end, the other ends of the plurality of ropes are tied together and are fixed on pull rings, the ribbon is detachably arranged on an anti-slip rope, all pipelines can be penetrated into the threading cavities by pulling one pull ring through the ropes, the ribbon can be replaced with new one after penetrating, the ribbon can be recycled, the threading efficiency is greatly improved, and the labor intensity of staff is reduced; however, the device still has the problems that the device is buried under the ground for a long time, the heat insulation performance of the power tube is poor under the condition of low temperature or other bad weather, the service life of the power tube is reduced, and when the power cable passes through the MPP power tube, the power cable rubs with the inner wall of the pipeline, and the power cable is easily scratched and damaged.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a novel MPP power tube, and solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a novel MPP power tube, includes the power tube body, power tube body outside parcel heat preservation, the heat preservation includes basic subsides layer, first heat preservation, second heat preservation, outer subsides layer and fixed layer, the outside of power tube body is equipped with basic subsides layer, the outside of basic subsides layer is equipped with first heat preservation, the outside of first heat preservation is equipped with the second heat preservation, the outside of second heat preservation is equipped with outer subsides layer, the outside of outer subsides layer is equipped with the fixed layer.

Preferably, the thickness of the first heat preservation layer is the same as that of the second heat preservation layer, the base adhesive layer and the outer adhesive layer are waterproof films, and an anti-corrosion coating is arranged on the outer side of the fixing layer.

Preferably, the inner wall of the power tube body is provided with a chute, an isolation frame is arranged in the chute, two sides of the isolation frame are inserted into the chute, the cross section of the isolation frame is a cross, and the inner side of the isolation frame is provided with an isolation net.

Preferably, the inner side surface of the power tube body is provided with a first protection layer, and the first protection layer is tightly attached to the inner wall of the power tube body.

Preferably, a second protection layer is arranged on the surface of the isolation frame, and the second protection layer is tightly attached to the surface of the isolation frame.

(III) beneficial effects

The utility model provides a novel MPP power tube. The beneficial effects are as follows:

(1) This novel MPP power tube, through the setting of heat preservation, effectively avoid the power tube to bury under the ground for a long time, under low temperature or other bad weather circumstances, the power tube thermal insulation performance is relatively poor, leads to the problem that power tube's life reduces to improve the practicality of using greatly.

(2) This novel MPP power tube, through the setting of first protective layer, second protective layer, when power cable passed the power tube, effectively reduced fish tail power cable, extension power cable's life, spout, isolation frame simultaneously can avoid putting effect poor to the classification of power tube body inboard cable, leads to the later stage to seek to the maintenance poor to power tube body inboard cable, can separate power tube body inside cable through the isolation frame, improves classification and puts the effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the insulating layer of the present utility model;

FIG. 3 is a schematic view of the spacer of the present utility model.

In the figure, a 1-power tube body, a 2-heat insulation layer, a 3-basic attaching layer, a 4-first heat insulation layer, a 5-second heat insulation layer, a 6-external attaching layer, a 7-fixing layer, an 8-anti-corrosion coating, a 9-sliding groove, a 10-isolation frame, an 11-isolation net, a 12-first protection layer and a 13-second protection layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the embodiment of the utility model provides a technical scheme: the utility model provides a novel MPP power tube, includes power tube body 1, power tube body 1 outside parcel heat preservation 2, heat preservation 2 includes basis subsides layer 3, first heat preservation 4, second heat preservation 5, outer subsides layer 6 and fixed layer 7, the outside of power tube body 1 is equipped with basis subsides layer 3, the outside of basis subsides layer 3 is equipped with first heat preservation 4, the outside of first heat preservation 4 is equipped with second heat preservation 5, the outside of second heat preservation 5 is equipped with outer subsides layer 6, the outside of outer subsides layer 6 is equipped with fixed layer 7.

The thickness of the first heat preservation layer 4 and the thickness of the second heat preservation layer 5 are the same, the base adhesive layer 3 and the outer adhesive layer 6 are waterproof films, and the outer side of the fixing layer 7 is provided with an anti-corrosion coating 8.

The power tube is characterized in that a chute 9 is formed in the inner wall of the power tube body 1, a separation frame 10 is arranged in the chute 9, two sides of the separation frame 10 are inserted into the chute 9, the cross section of the separation frame 10 is cross-shaped, and a separation net 11 is arranged on the inner side of the separation frame 10.

The inner side of the power tube body 1 is provided with a first protection layer 12, and the first protection layer 12 is tightly attached to the inner wall of the power tube body 1.

The surface of the isolation frame 10 is provided with a second protection layer 13, and the second protection layer 13 is tightly attached to the surface of the isolation frame 10.

During the use, the heat preservation 2 is wrapped up in the 1 outside of power tube, heat preservation 2 includes basic layer 3, first heat preservation 4, second heat preservation 5, outer layer 6 and fixed layer 7, the outside of power tube body 1 is equipped with basic layer 3, the outside of basic layer 3 is equipped with first heat preservation 4, the outside of first heat preservation 4 is equipped with second heat preservation 5, the outside of second heat preservation 5 is equipped with outer layer 6, the outside of outer layer 6 is equipped with fixed layer 7, through the setting of heat preservation 2, effectively avoid the power tube to bury under the earth for a long time, in the low temperature or other adverse weather condition, the power tube thermal insulation performance is relatively poor, lead to the problem that life of power tube reduces, thereby improve the practicality of use greatly, power tube body 1 inner wall is equipped with spout 9, be equipped with spacer 10 in spout 9, spacer 10's both sides are inserted with spout 9 inside, spacer 10's cross section is "cross type", the spout, spacer, can avoid putting the effect to power tube inboard cable to be bad, lead to the back to seek the power tube body to be good to the power tube, can be equipped with first protection layer 13 through spacer 12 through the first protection layer 13 when the first protection layer is closely attached to the first protection layer 1, the second protection layer 13 is closely, when the first protection layer is closely arranged to the power tube is located to the inside the power tube, the first protection layer is closely arranged to the first protection layer is provided with the first protection layer 13, and the second protection layer is closely protects the power tube is 13.

The utility model relates to a 1-power tube body, a 2-heat insulation layer, a 3-basic adhesive layer, a 4-first heat insulation layer, a 5-second heat insulation layer, a 6-external adhesive layer, a 7-fixed layer, an 8-anti-corrosion coating, a 9-sliding groove, a 10-isolation frame, an 11-isolation net, a 12-first protection layer and a 13-second protection layer, wherein the components are all universal standard components or components known to a person skilled in the art, and the structures and principles of the components are all known to the person through technical manuals or through a routine experiment method.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in 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 utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Novel MPP power tube, including power tube body (1), its characterized in that: the electric power pipe comprises an electric power pipe body (1), and is characterized in that an insulating layer (2) is wrapped on the outer side of the electric power pipe body (1), the insulating layer (2) comprises a basic attaching layer (3), a first insulating layer (4), a second insulating layer (5), an outer attaching layer (6) and a fixing layer (7), the basic attaching layer (3) is arranged on the outer side of the electric power pipe body (1), the first insulating layer (4) is arranged on the outer side of the basic attaching layer (3), the second insulating layer (5) is arranged on the outer side of the first insulating layer (4), the outer attaching layer (6) is arranged on the outer side of the second insulating layer (5), and the fixing layer (7) is arranged on the outer side of the outer attaching layer (6);

the electric power pipe is characterized in that a sliding groove (9) is formed in the inner wall of the electric power pipe body (1), a separation frame (10) is arranged in the sliding groove (9), the two sides of the separation frame (10) are inserted into the sliding groove (9), the cross section of the separation frame (10) is a cross, and a separation net (11) is arranged on the inner side of the separation frame (10).

2. The novel MPP power tube of claim 1, wherein: the thickness of the first heat preservation layer (4) is the same as that of the second heat preservation layer (5), the base adhesive layer (3) and the outer adhesive layer (6) are waterproof films, and an anti-corrosion coating (8) is arranged on the outer side of the fixing layer (7).

3. The novel MPP power tube of claim 1, wherein: the inner side of the power tube body (1) is provided with a first protection layer (12), and the first protection layer (12) is tightly attached to the inner wall of the power tube body (1).

4. The novel MPP power tube of claim 1, wherein: the surface of the isolation frame (10) is provided with a second protection layer (13), and the second protection layer (13) is tightly attached to the surface of the isolation frame (10).