CN209896617U

CN209896617U - Electric power MPVCT cable protection pipe

Info

Publication number: CN209896617U
Application number: CN201920744754.6U
Authority: CN
Inventors: 陆欢成
Original assignee: Hangzhou Saint - Hao Pipeline Co Ltd
Current assignee: Hangzhou Saint - Hao Pipeline Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-01-03
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses an electric power MPVCT cable protection pipe, including the pipeline main part, be connected with the thermal insulation material layer on the inner wall of pipeline main part, be connected with the ageing resistance layer on the outer wall of pipeline main part, fixedly connected with spacing groove on the outer wall on the ageing resistance layer, spacing inslot block is connected with the beaded finish, and the internally mounted of pipeline main part has the enhancement device, and the both ends of pipeline main part have engaged with first adapter sleeve and second adapter sleeve respectively. This electric power MPVCT cable protection pipe, inner wall and the surperficial thermal insulation material layer and the ageing resistance layer of being connected with respectively at electric power MPVCT cable protection pipe, thermal insulation material layer strengthens the protection to the cable in the protective tube, the life of ageing resistance layer extension pipeline main part, install the beaded finish through the spacing groove, the convenience is injectd the position of beaded finish, the beaded finish adopts four block assembly to form simultaneously, convenient dismantlement, can retrieve, and therefore, the cost is reduced, the antiskid nature on first adapter sleeve and second adapter sleeve surface is improved, the stability when pipeline main part is placed is improved.

Description

Electric power MPVCT cable protection pipe

Technical Field

The utility model relates to a cable protection tube technical field specifically is an electric power MPVCT cable protection tube.

Background

The MPVCT pipe is a PVC wire pipe, has the advantages of good flame retardance and insulativity, smooth inner wall and the like, but has the problem of insufficient strength as the traditional plastic pipe.

Chinese patent CN208767732U discloses a high strength MPVCT protection tube that can replace steel pipe, MPP pipe, including body and additional strengthening, additional strengthening demountable installation carries out spacing fixed in the body, and the adapter sleeve of threaded connection body at both ends, and the outer wall of body is equipped with the beaded finish of circumference extension. This protection tube has higher intensity, can prevent effectively that tubular product from damaging, carries out better protection to inside electric wire, and additional strengthening passes through the adapter sleeve and can dismantle the combination simultaneously, has improved the construction availability factor, is favorable to recycle, reduce cost.

Although this application has solved the problem in the background art to a certain extent, the beaded finish in this application can not be dismantled, can not retrieve and recycle, through bolt fixed connection between two root canals simultaneously, and the leakproofness is not enough, gets into steam etc. easily in the protective tube, can not effectively play the guard action, and the pipeline is smooth at the surface, rolls smoothly easily when placing, is unfavorable for the installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric power MPVCT cable protection pipe has convenient the recovery, and reduce cost, the leakproofness is good, and is easy fixed, and problem among the prior art has been solved to long service life's advantage.

In order to achieve the above object, the utility model provides a following technical scheme: an electric power MPVCT cable protection tube comprises a pipeline main body, wherein a heat insulation material layer is connected on the inner wall of the pipeline main body, an anti-aging layer is connected on the outer wall of the pipeline main body, a limiting groove is fixedly connected on the outer wall of the anti-aging layer, a reinforcing ring is clamped and connected in the limiting groove, a reinforcing device is installed in the pipeline main body, a first connecting sleeve and a second connecting sleeve are respectively meshed at two ends of the pipeline main body, through holes are respectively formed in the centers of the first connecting sleeve and the second connecting sleeve, a plane wall is connected on the side walls of the first connecting sleeve and the second connecting sleeve at equal distances, an anti-slip pad is connected on the plane wall, bolt holes are formed in the first connecting sleeve and the second connecting sleeve at equal distances in a circle, a first clamping groove is formed in one side, away from the pipeline main body, a sealing ring matched with the first clamping groove is connected on, the strengthening ring includes first arc ring, second arc ring, third arc ring and fourth arc ring, first arc ring, second arc ring, third arc ring and fourth arc ring end to end block connect, the one end of first arc ring is connected with first fixture block, first screw hole has been seted up on the first fixture block, the other end of first arc ring is connected with the second fixture block, set up on the second fixture block with first fixture block assorted second draw-in groove, set up the second screw hole of symmetry on the both sides wall of second draw-in groove, second screw hole internal gearing has the screw rod.

Preferably, the second arc-shaped ring, the third arc-shaped ring and the fourth arc-shaped ring are all the same as the first arc-shaped ring.

Preferably, the second threaded hole is matched with the first threaded hole, the screw rod penetrates through the first threaded hole and the second threaded hole, and the screw rod is meshed with a fastening nut.

Preferably, the cross sections of the first clamping groove and the sealing ring are both in an isosceles trapezoid shape.

Preferably, the number of the plane walls is eight.

Preferably, the through hole is matched with the inner diameter of the pipeline main body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the electric power MPVCT cable protection pipe is characterized in that a heat insulation material layer and an anti-aging layer are respectively connected on the inner wall and the surface of the electric power MPVCT cable protection pipe, the heat insulation material layer strengthens the protection of cables in the protection pipe, the anti-aging layer prolongs the service life of a pipeline main body, a reinforcing ring is installed through a limiting groove, the position of the reinforcing ring is conveniently limited, meanwhile, the reinforcing ring is formed by assembling four blocks, the dismounting is convenient, the recovery can be realized, the cost is reduced, two ends of the pipeline main body are connected through a first connecting sleeve and a second connecting sleeve, a first clamping groove and a sealing ring are respectively arranged and connected on the first connecting sleeve and the second connecting sleeve, the first clamping groove and the sealing ring are clamped and connected, the connection tightness of the pipeline main body is improved, water vapor and the like are prevented from entering the pipeline main body, the protection of the protection pipe on the cables is strengthened, a plane wall is used for connecting a structure, the stability of pipeline main part when placing is improved.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

fig. 2 is a side view of a first coupling sleeve of the present invention;

FIG. 3 is a view of the overall structure of the reinforcement ring of the present invention;

fig. 4 is a first arc ring structure diagram of the present invention.

In the figure: 1. a pipe body; 11. a layer of thermal insulation material; 12. an anti-aging layer; 13. a limiting groove; 14. a reinforcement device; 2. a reinforcement ring; 21. a first arcuate ring; 211. a first clamping block; 212. a first threaded hole; 213. a second fixture block; 214. a second card slot; 215. a second threaded hole; 22. a second arcuate ring; 23. a third arcuate ring; 24. a fourth arcuate ring; 3. a first connecting sleeve; 31. a through hole; 32. a planar wall; 33. a non-slip mat; 34. bolt holes; 35. a first card slot; 4. a second connecting sleeve; 41. a seal ring; 5. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an electric power MPVCT cable protection tube includes a tube body 1, a thermal insulation material layer 11 is connected to an inner wall of the tube body 1, the thermal insulation material layer 11 enhances protection of cables in the protection tube, an anti-aging layer 12 is connected to an outer wall of the tube body 1, the anti-aging layer 12 prolongs a service life of the tube body 1, a limiting groove 13 is fixedly connected to an outer wall of the anti-aging layer 12, a reinforcing ring 2 is snap-connected to the limiting groove 13, the limiting groove 13 is used for fixing a position of the reinforcing ring 2, a reinforcing device 14 is installed inside the tube body 1, a first connection sleeve 3 and a second connection sleeve 4 are respectively engaged to both ends of the tube body 1, a through hole 31 is formed in centers of the first connection sleeve 3 and the second connection sleeve 4, the through hole 31 is matched with an inner diameter of the tube body 1, the through hole 31 is communicated with the tube body 1, and planar walls 32 are equally spaced from side walls of the first connection sleeve 3, the number of the plane walls 32 is eight, the anti-slip pads 33 are connected to the plane walls 32 and are equidistantly distributed on the surfaces of the connecting sleeves, the pipeline main body 1 can be prevented from rolling, the anti-slip pads 33 improve the ground gripping capacity of the connecting sleeves, bolt holes 34 are formed in the first connecting sleeve 3 and the second connecting sleeve 4 at equal distances around the first connecting sleeve 3 and the second connecting sleeve 4, connecting bolts penetrate through the bolt holes 34 and are connected with the first connecting sleeve 3 and the second connecting sleeve 4 through the connecting bolts, so that the pipeline main body 1 is connected, a first clamping groove 35 is formed in one side of the first connecting sleeve 3, which is far away from the pipeline main body 1, a sealing ring 41 matched with the first clamping groove 35 is connected to one side of the second connecting sleeve 4, when the first connecting sleeve 3 is connected with the second connecting sleeve 4, the first clamping groove 35 is clamped with the sealing ring 41, the sealing effect is achieved, the cross sections of the, the tightness of the clamping connection is enhanced, the reinforcing ring 2 comprises a first arc-shaped ring 21, a second arc-shaped ring 22, a third arc-shaped ring 23 and a fourth arc-shaped ring 24, the structures of the second arc-shaped ring 22, the third arc-shaped ring 23 and the fourth arc-shaped ring 24 are the same as those of the first arc-shaped ring 21, the second arc-shaped ring 22, the third arc-shaped ring 23 and the fourth arc-shaped ring 24 are in end-to-end clamping connection, one end of the first arc-shaped ring 21 is connected with a first clamping block 211, a first threaded hole 212 is formed in the first clamping block 211, the other end of the first arc-shaped ring 21 is connected with a second clamping block 213, a second clamping groove 214 matched with the first clamping block 211 is formed in the second clamping block 213, symmetrical second threaded holes 215 are formed in two side walls of the second clamping groove 214, a screw 5 is engaged in the second threaded hole 215, the second threaded hole 215 is matched with the first threaded hole 212, the screw 5 is engaged with a fastening nut, when the first arc-shaped ring 21, the second arc-shaped ring 22, the third arc-shaped ring 23 and the fourth arc-shaped ring 24 are clamped, the first clamping block 211 and the second clamping block 213 are clamped, the screw 5 penetrates through the first threaded hole 212 and the second threaded hole 215, and the first arc-shaped ring 21, the second arc-shaped ring 22, the third arc-shaped ring 23 and the fourth arc-shaped ring 24 are connected into an annular structure.

The working process is as follows: firstly, the installation is carried out, the reinforcing device 14 is installed in the pipeline main body 1, the first connecting sleeve 3 and the second connecting sleeve 4 are respectively meshed with two ends of the pipeline main body 1, the first arc-shaped ring 21, the second arc-shaped ring 22, the third arc-shaped ring 23 and the fourth arc-shaped ring 24 are sequentially clamped into the limiting groove 13, the first arc-shaped ring 21, the second arc-shaped ring 22, the third arc-shaped ring 23 and the fourth arc-shaped ring 24 are clamped at the head end and the tail end, and penetrate through the first threaded hole 212 and the second threaded hole 215 through the screw rod 5, the pipeline main body 1 is fixed by using a fastening nut, the pipeline main body 1 is connected, a connecting bolt penetrates through the bolt hole 34 to connect the two pipeline main bodies 1, the first clamping groove 35 and the sealing ring 41 are clamped to play a sealing role, the reinforcing ring 2 and the reinforcing device 14 are used for reinforcing the firmness of the pipeline main body 1 at equal intervals, when the pipeline main body is used, the, the anti-aging layer 12 prolongs the service life of the pipeline body 1, and the heat insulating material layer 11 strengthens the protection of the cable in the protection pipe.

In summary, the following steps: the electric power MPVCT cable protection tube is characterized in that a heat insulation material layer 11 and an anti-aging layer 12 are respectively connected on the inner wall and the surface of the electric power MPVCT cable protection tube, the heat insulation material layer 11 strengthens the protection of cables in the protection tube, the anti-aging layer 12 prolongs the service life of a pipeline main body 1, a reinforcing ring 2 is installed through a limiting groove 13, the position of the reinforcing ring 2 is conveniently limited, meanwhile, the reinforcing ring 2 is formed by assembling four blocks, the disassembly is convenient, the recycling and the cost are reduced, two ends of the pipeline main body 1 are connected through a first connecting sleeve 3 and a second connecting sleeve 4, a first clamping groove 35 and a sealing ring 41 are respectively arranged on the first connecting sleeve 3 and the second connecting sleeve 4 and are connected, the first clamping groove 35 and the sealing ring 41 are connected in a clamping manner, the connection tightness of the pipeline main body 1 is improved, water vapor and the like are prevented from entering the pipeline main body 1, the protection of the electric power MPVCT cable is, the anti-skid property of the surfaces of the first connecting sleeve 3 and the second connecting sleeve 4 is improved, and the stability of the pipeline main body 1 during placement is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. An electric power MPVCT cable protection pipe, includes pipeline main part (1), its characterized in that: the pipeline comprises a pipeline main body (1), a heat insulation material layer (11) is connected to the inner wall of the pipeline main body (1), an anti-aging layer (12) is connected to the outer wall of the pipeline main body (1), a limiting groove (13) is fixedly connected to the outer wall of the anti-aging layer (12), a reinforcing ring (2) is connected to the limiting groove (13) in a clamping mode, a reinforcing device (14) is installed inside the pipeline main body (1), a first connecting sleeve (3) and a second connecting sleeve (4) are respectively meshed to two ends of the pipeline main body (1), through holes (31) are formed in the centers of the first connecting sleeve (3) and the second connecting sleeve (4), a plane wall (32) is connected to the side walls of the first connecting sleeve (3) and the second connecting sleeve (4) at equal distances, a mat (33) is connected to the plane wall (32), bolt holes (34) are formed in the equal distances of the first connecting sleeve (3) and, a first clamping groove (35) is formed in one side, away from the pipeline main body (1), of the first connecting sleeve (3), a sealing ring (41) matched with the first clamping groove (35) is connected to one side, away from the pipeline main body (1), of the second connecting sleeve (4), the reinforcing ring (2) comprises a first arc-shaped ring (21), a second arc-shaped ring (22), a third arc-shaped ring (23) and a fourth arc-shaped ring (24), the first arc-shaped ring (21), the second arc-shaped ring (22), the third arc-shaped ring (23) and the fourth arc-shaped ring (24) are connected in an end-to-end clamping manner, a first clamping block (211) is connected to one end of the first arc-shaped ring (21), a first threaded hole (212) is formed in the first clamping block (211), a second clamping block (213) is connected to the other end of the first arc-shaped ring (21), and a second clamping groove (214) matched with the first clamping block (211), two symmetrical second threaded holes (215) are formed in two side walls of the second clamping groove (214), and a screw rod (5) is meshed in the second threaded holes (215).

2. A protection tube for electric MPVCT cables according to claim 1, wherein: the second arc-shaped ring (22), the third arc-shaped ring (23) and the fourth arc-shaped ring (24) are all the same as the first arc-shaped ring (21) in structure.

3. A protection tube for electric MPVCT cables according to claim 1, wherein: the second threaded hole (215) is matched with the first threaded hole (212), the screw (5) penetrates through the first threaded hole (212) and the second threaded hole (215), and a fastening nut is meshed on the screw (5).

4. A protection tube for electric MPVCT cables according to claim 1, wherein: the cross sections of the first clamping groove (35) and the sealing ring (41) are isosceles trapezoid-shaped.

5. A protection tube for electric MPVCT cables according to claim 1, wherein: the number of the plane walls (32) is eight.

6. A protection tube for electric MPVCT cables according to claim 1, wherein: the through hole (31) is matched with the inner diameter of the pipeline main body (1).