MPP (modified polypropylene) cable protection tube with high pressure resistance and load capacity

Abstract

The utility model discloses an MPP cable protection pipe with high pressure resistance and strong load capacity, which comprises a protection pipe body, an enhancement layer arranged on the inner side of the protection pipe body, a buffer layer arranged on the outer side of the protection pipe body, a heat insulation layer arranged on the outer side of the buffer layer, a first connecting block fixed at one end of the protection pipe body, and a second connecting block fixed at the other end of the protection pipe body. A clamping block is fixed at one end of the first connecting block; according to the MPP cable protection pipe with the high pressure resistance and the high load capacity, through the arrangement of the protection pipe body, the reinforcing layer, the buffer layer and the heat insulation layer, the buffer layer is arranged on the outer side of the protection pipe body in the using process of the MPP cable protection pipe, the buffer layer is made of a butyl rubber material, and the buffer effect is achieved when the MPP cable protection pipe is subjected to external impact; and the thermal insulation layer is arranged on the outer side of the buffer layer, and the thermal insulation layer is made of an organic silicon high-temperature-resistant coating, so that the direct action of a high-temperature environment on the device is isolated, and the high-temperature resistance and the ageing resistance of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of MPP cable protection pipes, and specifically relates to an MPP cable protection pipe with high compressive load capacity. Background Technique

[0002] The MPP cable protection pipe is a kind of pipe used to protect cables, and its full name is polypropylene modified polyolefin cable protection pipe. This kind of protection pipe is made of polypropylene modified polyolefin material and has various excellent performance characteristics. It is widely used in fields such as construction, transportation, and energy. The usage method of the MPP cable protection pipe is relatively simple. First, it is necessary to determine the direction and length of the cable, then cut the MPP cable protection pipe according to the required length, then put the cable into the protection pipe to ensure that the cable can be completely put into the protection pipe and will not be damaged by the outside world. Finally, use appropriate joints to connect multiple sections of the protection pipe to ensure the connectivity of the entire cable.

[0003] In the process of using the existing MPP cable protection pipes, the compressive load capacity is not strong enough, and the harsh environment is likely to lead to a reduction in service life and poor practicability. Therefore, it is necessary to propose an MPP cable protection pipe with high compressive load capacity. Content of the Utility Model

[0004] The purpose of the utility model is to provide an MPP cable protection pipe with high compressive load capacity to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an MPP cable protection pipe with high compressive load capacity, including a protection pipe body. An enhancement layer is arranged inside the protection pipe body, a buffer layer is arranged outside the protection pipe body, a heat insulation layer is arranged outside the buffer layer. One end of the protection pipe body is fixed with a first connection block, one end of the first connection block is fixed with a clamping block, a first fixing block is fixed outside the first connection block, and a bolt penetrates through one side surface of the first fixing block. The other end of the protection pipe body is fixed with a second connection block, a fixing groove is opened inside the second connection block, a second fixing block is fixed outside the second connection block, and a screw hole is opened on one side surface of the second fixing block.

[0006] Preferably, the buffer layer is in close contact with the protection pipe body, and the buffer layer is made of butyl rubber material.

[0007] Preferably, the heat insulation layer is adhesively connected to the buffer layer, and the heat insulation layer is made of silicone high-temperature resistant paint.

[0008] Preferably, the first connection block is snap-connected to the second connection block through the clamping block, and the shape of the clamping block conforms to that of the fixing groove.

[0009] Preferably, the first fixing block is threadedly connected to the second fixing block by a bolt, and the bolt is used in cooperation with the screw hole.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. For the MPP cable protection pipe with strong high compressive load capacity, through the settings of the protection pipe body, reinforcement layer, buffer layer and heat insulation layer, during the use of the device, a buffer layer is arranged on the outer side of the protection pipe body, and the buffer layer is made of butyl rubber material, which plays a buffering role when the device is subjected to external impact, thereby improving the compressive load capacity of the device. By arranging a heat insulation layer on the outer side of the buffer layer, and the heat insulation layer is made of silicone high-temperature resistant paint, it isolates the direct action of the high-temperature environment on the device, thereby improving its high-temperature resistance and anti-aging ability, slowing down the aging speed of the pipeline, and improving the practicability of the device;

[0012] 2. For the MPP cable protection pipe with strong high compressive load capacity, through the settings of the first connection block, clamping block, first fixing block, bolt, second connection block, fixing groove, second fixing block and screw hole, during the use of the device, the clamping block is inserted into the fixing groove and then rotated to engage the first connection block and the second connection block, defining the positions of the first connection block and the second connection block. Then, through the cooperation of the bolt and the screw hole, the first fixing block and the second fixing block are fixed, ensuring the stability and reliability of the connection part of the device, and improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0014] Figure 2 is a schematic cross-sectional structure diagram of the protection pipe body of the present utility model;

[0015] Figure 3 is a schematic diagram of the first connection block structure of the present utility model;

[0016] Figure 4 is a schematic diagram of the second connection block structure of the present utility model.

[0017] In the figure: 1. Protection pipe body; 2. Reinforcement layer; 3. Buffer layer; 4. Heat insulation layer; 5. First connection block; 6. Clamping block; 7. First fixing block; 8. Bolt; 9. Second connection block; 10. Fixing groove; 11. Second fixing block; 12. Screw hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0019] Please refer to Figure 1-2 , the present invention provides a technical solution: an MPP cable protection pipe with high compressive load capacity, including a protection pipe body 1. An enhanced layer 2 is provided inside the protection pipe body 1, and a buffer layer 3 is provided outside the protection pipe body 1. The buffer layer 3 is in close contact with the protection pipe body 1. The buffer layer 3 is made of butyl rubber material. By providing the buffer layer 3 outside the protection pipe body 1, it plays a buffering role when the device is subjected to external impacts, thereby improving the compressive load capacity of the device. An insulating layer 4 is provided outside the buffer layer 3, and the insulating layer 4 is adhesively connected to the buffer layer 3. The insulating layer 4 is made of silicone high-temperature resistant paint. By providing the insulating layer 4 outside the buffer layer 3, it isolates the direct action of the high-temperature environment on the device, thereby improving its high-temperature resistance and anti-aging ability, slowing down the aging speed of the pipeline, and improving the practicability of the device.

[0020] Please refer to Figure 1 , Figure 3 and Figure 4 , one end of the protection pipe body 1 is fixed with a first connection block 5, one end of the first connection block 5 is fixed with a clamping block 6, the outside of the first connection block 5 is fixed with a first fixing block 7, and a bolt 8 penetrates through one side surface of the first fixing block 7. The other end of the protection pipe body 1 is fixed with a second connection block 9, and a fixing groove 10 is opened inside the second connection block 9. The first connection block 5 is snap-connected to the second connection block 9 through the clamping block 6, and the shapes of the clamping block 6 and the fixing groove 10 are in line with each other. By inserting the clamping block 6 into the fixing groove 10 and then rotating, the first connection block 5 and the second connection block 9 are snap-connected to limit the positions of the first connection block 5 and the second connection block 9. The outside of the second connection block 9 is fixed with a second fixing block 11, and a screw hole 12 is opened on one side surface of the second fixing block 11. The first fixing block 7 is threadedly connected to the second fixing block 11 through the bolt 8, and the bolt 8 and the screw hole 12 are used in cooperation. By the cooperation of the bolt 8 and the screw hole 12, the first fixing block 7 and the second fixing block 11 are fixed, ensuring the stability and reliability of the connection part of the device, and improving the practicability of the device.

[0021] Working principle: When using the MPP cable protection pipe with high compressive load capacity, first, a buffer layer 3 is arranged on the outer side of the protection pipe body 1. The buffer layer 3 is made of butyl rubber material, which plays a buffering role when the device is subjected to external impacts, thereby improving the compressive load capacity of the device. An insulating layer 4 is arranged on the outer side of the buffer layer 3. The insulating layer 4 is made of silicone high-temperature resistant paint to isolate the direct action of the high-temperature environment on the device. Then, the cable is slowly inserted into the MPP power cable protection pipe, and the block 6 is inserted into the fixing groove 10 and then rotated to engage the first connecting block 5 and the second connecting block 9 to limit the positions of the first connecting block 5 and the second connecting block 9. Then, through the cooperation of the bolt 8 and the screw hole 12, the first fixing block 7 and the second fixing block 11 are fixed to ensure the stability and reliability of the connection part of the device. In this way, the use process of the MPP cable protection pipe with high compressive load capacity is completed.

[0022] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An MPP cable protection tube with high compressive load resistance, comprising a protection tube body (1), characterized in that: A reinforcing layer (2) is arranged on the inner side of the protection tube body (1), a buffer layer (3) is arranged on the outer side of the protection tube body (1), and a heat insulating layer (4) is arranged on the outer side of the buffer layer (3). A first connecting block (5) is fixed to one end of the protection tube body (1), a clamping block (6) is fixed to one end of the first connecting block (5), a first fixing block (7) is fixed to the outer side of the first connecting block (5), a bolt (8) penetrates through one side surface of the first fixing block (7), a second connecting block (9) is fixed to the other end of the protection tube body (1), a fixing groove (10) is provided on the inner side of the second connecting block (9), a second fixing block (11) is fixed to the outer side of the second connecting block (9), and a screw hole (12) is provided on one side surface of the second fixing block (11).

2. The MPP cable protection tube with high compressive load capacity according to claim 1 is characterized in that: The buffer layer (3) is in close contact with the protective tube body (1), and the buffer layer (3) is made of butyl rubber material.

3. The MPP cable protection tube with high compressive load capacity according to claim 1 is characterized in that: The heat insulating layer (4) is bonded to the buffer layer (3), and the heat insulating layer (4) is made of organic silicon high temperature resistant coating.

4. The MPP cable protection tube with high compressive load capacity according to claim 1, characterized in that: The first connection block (5) is connected to the second connection block (9) by means of a clamping block (6), and the clamping block (6) is consistent in shape with the fixing groove (10).

5. The MPP cable protection tube with high compressive load capacity according to claim 1, characterized in that: The first fixing block (7) is threadedly connected to the second fixing block (11) via a bolt (8), and the bolt (8) is used in conjunction with the screw hole (12).

Images