CN213636960U

CN213636960U - Wear-resisting anticorrosive MPP pipe

Info

Publication number: CN213636960U
Application number: CN202022808573.0U
Authority: CN
Inventors: 陈来旺
Original assignee: Hebei Laiwang Plastic Products Co ltd
Current assignee: Hebei Laiwang Plastic Products Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-06
Anticipated expiration: 2030-11-27

Abstract

The utility model belongs to the technical field of the MPP pipe technique and specifically relates to a wear-resisting anticorrosive MPP pipe, including MPP pipe body, the outer wall of MPP pipe body is equipped with protection machanism, the inside of MPP pipe body is equipped with partition mechanism, partition mechanism is including dividing the dish, divide dish fixed connection in MPP pipe body inner wall edge, divide the inner wall of dish to be rich in its central ring array and seted up a plurality of annuluses, a plurality of the equal slip interlude of inner wall of annuluses has the connecting rod, and is a plurality of equal fixedly connected with coil spring between the inner wall of connecting rod and partition dish, and the equal fixedly connected with arc splint of one end that coil spring was kept away from to a plurality of connecting rods, the beneficial effects of the utility model are that the wear resistance and the corrosion resisting property of strengthening the MPP pipe guarantee the life-span of MPP pipe, and the inside many cables of MPP pipe can realize the partition and put, prevent that many cables from when close together that the heat that its inside conductor operation produced.

Description

Wear-resisting anticorrosive MPP pipe

Technical Field

The utility model relates to a MPP manages technical field, especially relates to a wear-resisting anticorrosive MPP pipe.

Background

The MPP pipe is also called MPP power cable protection pipe and is divided into excavation type and non-excavation type, and the MPP non-excavation pipe is also called MPP pipe or dragging pipe. The MPP pipe adopts modified polypropylene as a main raw material. Have high temperature resistant, the characteristics of external pressure resistant, be applicable to the medium and low voltage transmission line cable calandria tubular product below 10KV, current MPP pipe wearability is relatively poor with corrosion resisting property, has influenced the life of MPP pipe, and when current MPP pipe is inside to place many cables in addition, all be in the same place in general, its inside conductor can produce the heat when the cable is in the operation, and the cable in the same place makes the heat pile up difficult giving off together, influences the life of cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a wear-resistant and corrosion-resistant MPP pipe.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a wear-resisting anticorrosive MPP pipe, includes MPP pipe body, the outer wall of MPP pipe body is equipped with protection machanism, the inside of MPP pipe body is equipped with the partition mechanism, the partition mechanism is including separating the dish, separate dish fixed connection on MPP pipe body inner wall edge, the inner wall of separating the dish is rich in its central annular array and has seted up a plurality of annular holes, and is a plurality of the equal slip interlude of inner wall of annular hole has the connecting rod, and is a plurality of equal fixedly connected with coil spring between the inner wall of connecting rod and separation dish, and the equal fixedly connected with arc splint of one end that coil spring was kept away from to a plurality of connecting rods.

Preferably, the protection mechanism comprises a wear-resistant layer and an anti-corrosion layer, the wear-resistant layer is fixedly wrapped on the outer wall of the MPP pipe body, and the anti-corrosion layer is fixedly wrapped on the outer surface of the wear-resistant layer.

Preferably, the inner wall of the separating disc is provided with a plurality of square grooves around the central annular array, the plurality of spiral springs are respectively and fixedly connected to the inner walls of the plurality of square grooves, and the plurality of connecting rods are respectively in sliding fit with the plurality of square grooves.

Preferably, the edge of the arc-shaped clamping plate is provided with an arc surface, and the edge of the annular hole is provided with an arc surface.

Preferably, an integrally formed structure is arranged between the separating disc and the MPP pipe body.

Preferably, an integrated structure is arranged between the arc-shaped clamping plate and the connecting rod.

Compared with the prior art, the utility model discloses following beneficial effect has: through setting up protection machanism, can guarantee wear resistance and corrosion resisting property of MPP pipe body, through setting up partition mechanism, can separately put the inside many cable inlet wires of placing of MPP pipe body, the cable of different thicknesses is separately when putting, the maximize can be realized in the interval between many cables, easily dispel the heat that produces when moving the cable inner conductor, thereby the effect of strengthening MPP pipe wear resistance and corrosion resisting property has been reached, guarantee the life-span of MPP pipe, and many inside cables of MPP pipe can realize separating and put, prevent that many cables from being difficult for giving off and influencing the life of cable when being in close together its inner conductor operation produced heat.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view of the present invention.

In the figure: 1. a wear layer; 2. an anti-corrosion layer; 3. an MPP pipe body; 4. a divider disk; 5. an annular aperture; 6. a connecting rod; 7. an arc-shaped splint; 8. a square groove; 9. a coil spring.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-2, a wear-resisting anticorrosive MPP pipe, including MPP pipe body 3, the outer wall of MPP pipe body 3 is equipped with protection machanism, the inside of MPP pipe body 3 is equipped with the partition mechanism, the partition mechanism includes separating disc 4, separating disc 4 fixed connection is on MPP pipe body 3 inner wall edge, separating disc 4's inner wall is rich its central annular array and has been seted up a plurality of annuluses 5, connecting rod 6 has been worn to insert in the equal slip of inner wall of a plurality of annuluses 5, equal fixedly connected with coil spring 9 between a plurality of connecting rod 6 and separating disc 4's the inner wall, and the equal fixedly connected with arc splint 7 of one end that coil spring 9 was kept away from to a plurality of connecting rod 6.

Protection machanism includes wearing layer 1 and anti-corrosion coating 2, and wearing layer 1 is fixed to be wrapped up on MPP manages the outer wall of body 3, and anti-corrosion coating 2 is fixed to be wrapped up on wearing layer 1's surface, through setting up wearing layer 1 and anti-corrosion coating 2, can strengthen MPP pipe body 3's wearability and corrosion protection.

The inner wall of partition plate 4 is rich in its central ring array and has been seted up a plurality of square groove 8, and a plurality of coil spring 9 respectively fixed connection on the inner wall of a plurality of square groove 8, a plurality of connecting rods 6 respectively with a plurality of square groove 8 sliding fit, through setting up square groove 8, coil spring 9 can connect inside square groove 8, and connecting rod 6 can alternate in the inside slip of square groove 8.

The border department of a plurality of arc splint 7 all is provided with the cambered surface, and the border department of a plurality of annular holes 5 all is provided with the cambered surface, through setting up the cambered surface on arc splint 7 and the cambered surface on the annular holes 5, reduces the frictional force of cable when passing arc splint 7 and annular holes 5, carries out certain protection to the cable surface.

The separating disc 4 and the MPP pipe body 3 are in an integrated structure, so that the stability between the separating disc 4 and the MPP pipe body 3 is improved.

The arc-shaped clamping plate 7 and the connecting rod 6 are of an integrally formed structure, and the stability between the arc-shaped clamping plate 7 and the connecting rod 6 is improved.

The working principle is as follows: through arranging the protection mechanism, the wear resistance and the corrosion resistance of the MPP pipe body 3 can be ensured, through arranging the separation disc 4, the annular hole 5, the connecting rod 6, the spiral spring 9 and the arc-shaped clamping plate 7, a plurality of cables are sequentially penetrated into a gap between the annular hole 5 and the arc-shaped clamping plate 7, firstly, the plurality of cables can be separated and placed, the heat generated during the operation of the inner conductor of the cable is easy to be dissipated, when the cables with different thicknesses are encountered, under the action force of the spiral spring 9, the spiral spring 9 can drive the connecting rod 6 to drive the arc-shaped clamping plate 7 to extrude the cables with different thicknesses to the edge of the annular hole 5, the distance between the cables with different thicknesses is maximized, the heat dissipation effect is better, the effect of enhancing the wear resistance and the corrosion resistance of the MPP pipe is achieved, the service life of the MPP pipe is ensured, and the plurality of MPP cables can be separated and, prevent that the difficult heat that produces of its inner conductor operation from giving off and influencing the life of cable when many cables are close together.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wear-resisting anticorrosive MPP pipe, includes MPP pipe body (3), its characterized in that: the outer wall of MPP pipe body (3) is equipped with protection machanism, the inside of MPP pipe body (3) is equipped with the partition mechanism, the partition mechanism is including dividing set (4), divide set (4) fixed connection on MPP pipe body (3) inner wall edge, divide the inner wall of set (4) to offer a plurality of annuluses (5), a plurality ofly around its central annular array the inner wall of annuluses (5) all slides and alternates there are connecting rod (6), a plurality of equal fixedly connected with coil spring (9) between the inner wall of connecting rod (6) and dividing set (4), and the equal fixedly connected with arc splint (7) of one end that coil spring (9) were kept away from in a plurality of connecting rod (6).

2. The MPP tube of claim 1, wherein: the protection mechanism comprises a wear-resistant layer (1) and an anti-corrosion layer (2), wherein the wear-resistant layer (1) is fixedly wrapped on the outer wall of the MPP pipe body (3), and the anti-corrosion layer (2) is fixedly wrapped on the outer surface of the wear-resistant layer (1).

3. The MPP tube of claim 1, wherein: the outer wall of the separation disc (4) is provided with a plurality of square grooves (8) in a penetrating mode around the central annular array, the spiral springs (9) are fixedly connected to the inner walls of the square grooves (8) respectively, and the connecting rods (6) are in sliding fit with the square grooves (8) respectively.

4. The MPP tube of claim 1, wherein: the arc-shaped clamping plates (7) are all provided with arc surfaces at the edges, and the annular holes (5) are all provided with arc surfaces at the edges.

5. The MPP tube of claim 1, wherein: the separating disc (4) and the MPP pipe body (3) are of an integrally formed structure.

6. The MPP tube of claim 1, wherein: the arc-shaped clamping plate (7) and the connecting rod (6) are of an integrally formed structure.