CN216289967U

CN216289967U - Flame-retardant impact-resistant MPP power cable protection tube

Info

Publication number: CN216289967U
Application number: CN202122445213.3U
Authority: CN
Inventors: 廖忠明; 任少斌; 林文烺; 林佳平; 廖仕忠
Original assignee: Fujian Guangtai Pipe Technology Co ltd
Current assignee: Fujian Guangtai Pipe Technology Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-12
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a flame-retardant impact-resistant MPP power cable protection tube, which structurally comprises a protection block, a tube body, a protection frame and a connecting rod, wherein the cable is inserted into the tube body to be connected in a sealing manner, when the cable in the tube body is burnt, the heat absorption block of the flame-resistant block in the tube body can quickly absorb the temperature and transmit the temperature to a sliding groove through a heat conduction frame, so that the gas in the tube body is heated and expanded to drive a partition plate to vertically press down to press and separate the cable, and simultaneously the gas in a spring groove is also heated and expanded to drive a sealing plate to move, so that a hole groove on the sealing plate is opposite to a discharge pipe of a storage groove, a coolant in the storage groove is discharged to reduce the temperature and extinguish the fire, and the structure of equipment is improved, so that when the protection tube is used, if the connecting end of the protection tube is burnt, can block it automatically, discharge fire extinguishing agent simultaneously and put out a fire fast.

Description

Flame-retardant impact-resistant MPP power cable protection tube

Technical Field

The utility model discloses a flame-retardant impact-resistant MPP power cable protection pipe, and belongs to the technical field of cable protection pipes.

Background

The cable protection pipe is a metal protection pipe which is laid on the outer layer of the cable and has certain mechanical strength, is mainly installed in a section where a communication cable and a power line are crossed, prevents the power line from being broken to cause short-circuit accidents, causes the communication cable and a steel wire rope to be electrified, protects the cable, a switch and a machine core plate, prevents the whole machine from being burnt out, and also plays a certain isolation role in the interference of a magnetic field of the power line, but the prior art still has the following defects:

when the existing cable pipe is used, the cable connection end of the existing cable pipe is prone to burning out and spontaneous combustion when voltage is disordered, so that flame is diffused, and the whole cable is burnt out.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a flame-retardant impact-resistant MPP power cable protection pipe to solve the problem that when the cable pipe in the prior art is used, the cable connection end of the cable pipe is prone to burning and spontaneous combustion when voltage is disordered, so that flame is diffused, and the whole cable is burnt.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a flame-retardant impact-resistant MPP power cable protection pipe structurally comprises a protection block, a pipe body, a protection frame and a joint rod, wherein the bottom end of the protection block is welded with the top end of the protection frame, the pipe body is embedded and installed on the protection frame, the joint rod is welded with the protection frame, the pipe body comprises a temperature-resistant layer, a cable and a flame-resistant block, the temperature-resistant layer is arranged in a shell, the cable is arranged in the middle of the shell, the flame-resistant block and the cable are of an integrated structure, the flame-resistant block comprises a sliding groove, a joint shell, a spring groove, a heat conduction frame, a storage groove, a sealing plate, a heat absorption block, a discharge pipe and a partition plate, the sliding groove and the joint shell are of an integrated structure, the sealing plate is embedded and installed on the spring groove, the heat conduction frame is arranged in the joint shell, the storage groove and the discharge pipe are of an integrated structure, the embedding sealing plate is installed on the spring groove, the heat absorption block is arranged at the bottom end of the joint shell, the baffle is embedded in the sliding groove, and the shell is embedded in the protective frame.

Preferably, the tube body is located below the protective block.

Preferably, the spacer has a rectangular plate block structure.

Preferably, the storage tank is of a cuboid empty tank structure.

Preferably, the sealing plate is of a cuboid plate structure, and a through hole is formed in the sealing plate.

Advantageous effects

The utility model relates to a flame-retardant impact-resistant MPP power cable protection tube, which can be hermetically connected by inserting a cable into a tube body, wherein when the cable in the tube body is burnt, a heat absorption block of an anti-burning block in the tube body can quickly absorb temperature, the temperature is transferred to a sliding groove through a heat conduction frame, so that gas in the sliding groove is heated and expanded to drive a partition plate to vertically press down to separate the cable, meanwhile, gas in a spring groove is also heated and expanded to drive a seal plate to move, so that a hole groove on the seal plate is opposite to a discharge pipe of a storage groove, a coolant in the storage groove is discharged to cool and extinguish fire.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a flame-retardant impact-resistant MPP power cable protection tube of the utility model;

FIG. 2 is a cross-sectional detail view of a front view of a tubular body of the present invention;

FIG. 3 is a cross-sectional detail schematic view of a front view of the anti-flammability block of the present invention;

FIG. 4 is a cross-sectional detail view of the front view of the anti-flammability block of the present invention after operation.

In the figure: the heat-absorbing pipe comprises a protective block-1, a pipe body-2, a protective frame-3, a connecting rod-4, a temperature-resistant layer-21, a cable-23, a flame-resistant block-24, a sliding groove-241, a connecting shell-242, a spring groove-243, a heat-conducting frame-244, a storage groove-245, a sealing plate-246, a heat-absorbing block-247, a discharge pipe-248 and a partition plate-249.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1, 2, 3 and 4, the present invention provides a technical solution of a flame retardant impact resistant MPP power cable protection tube: the structure of the pipe comprises a protection block 1, a pipe body 2, a protection frame 3 and a connecting rod 4, wherein the bottom end of the protection block 1 is welded with the top end of the protection frame 3, the pipe body 2 is embedded and installed on the protection frame 3, the connecting rod 4 is welded with the protection frame 3, the pipe body 2 comprises a temperature resistant layer 21, a cable 23 and an anti-burning block 24, the temperature resistant layer 21 is arranged in a shell 22, the cable 23 is arranged in the middle of the shell 22, the anti-burning block 24 and the cable 23 are of an integrated structure, the anti-burning block 24 comprises a sliding groove 241, a connecting shell 242, a spring groove 243, a heat conduction frame 244, a storage groove 245, a sealing plate 246, a heat absorption block 247, a discharge pipe 248 and a partition plate 249, the sliding groove 241 and the connecting shell 242 are of an integrated structure, the sealing plate 246 is embedded and installed on the spring groove 243, the heat conduction frame 244 is arranged in the connecting shell 242, the storage groove 245 and the discharge pipe 248 are of an integrated structure, the sealing plate 246 is embedded in the spring groove 243, the heat absorbing block 247 is disposed at the bottom end of the connecting shell 242, the partition plate 249 is embedded in the sliding groove 241, the housing 22 is embedded in the protection frame 3, the tube body 2 is located below the protection block 1, the partition plate 249 is a rectangular plate structure, the storage tank 245 is a rectangular empty groove structure, and the sealing plate 246 is a rectangular plate structure and is provided with a through hole.

When the protection tube is needed to protect the cable, the cable is inserted into the tube body 2, the sealing connection can be achieved, when the cable 23 in the tube body 2 burns, the heat absorption block 247 of the anti-burning block 24 in the tube body can absorb the temperature quickly, the heat conduction frame 244 transmits the temperature to the sliding groove 241, so that the gas in the tube body is heated and expanded, the partition plate 249 is driven to press downwards vertically, the cable is pressed to be isolated, meanwhile, the gas in the spring groove 243 is also heated and expanded, the sealing plate 246 is driven to move, the hole groove on the tube body is opposite to the discharge pipe 248 of the storage groove 245, and the coolant in the storage groove 245 is discharged out to reduce the temperature and extinguish the fire.

The utility model solves the problem that when the cable pipe in the prior art is used, the cable connecting end is easy to burn and spontaneously combust when the voltage is disordered, so that the flame is diffused, and the whole cable is burnt, through the mutual combination of the components, the cable can be hermetically connected by inserting the cable into the pipe body 2, when the cable 23 in the pipe body 2 is burnt, the heat absorption block 247 of the anti-combustion block 24 in the pipe body can quickly absorb the temperature, the temperature is transmitted to the sliding groove 241 through the heat conduction frame 244, the gas in the sliding groove is heated and expanded, the partition plate 249 is driven to vertically press down to separate the cable, meanwhile, the gas in the spring groove 243 is also heated and expanded to drive the sealing plate 246 to move, the hole groove on the sealing plate is opposite to the discharge pipe 248 of the storage groove 245, the coolant in the storage groove 245 is discharged to cool and extinguish fire, through improve equipment's structure, make the protection tube when using, if its connection end appears burning out, can block it automatically, discharge the fire extinguishing agent simultaneously and put out a fire fast.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, 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 is capable of 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a fire-retardant MPP power cable protection tube that shocks resistance, its structure includes protecting block (1), body (2), protection frame (3), links up pole (4), its characterized in that:

the bottom end of the protection block (1) is welded with the top end of the protection frame (3), the pipe body (2) is embedded in the protection frame (3), the connecting rod (4) is welded with the protection frame (3), the pipe body (2) comprises a temperature-resistant layer (21), a cable (23) and an anti-burning block (24), the temperature-resistant layer (21) is arranged in the shell (22), the cable (23) is arranged in the middle of the shell (22), the anti-burning block (24) and the cable (23) are of an integrated structure, the anti-burning block (24) comprises a sliding groove (241), a connecting shell (242), a spring groove (243), a heat conducting frame (244), a storage groove (245), a sealing plate (246), a heat absorbing block (247), a discharge pipe (248) and a partition plate (249), the sliding groove (241) and the connecting shell (242) are of an integrated structure, and the sealing plate (246) is embedded in the spring groove (246), the heat conducting frame (244) is arranged in the connecting shell (242), the storage groove (245) and the discharge pipe (248) are of an integrated structure, the sealing plate (246) is embedded and installed on the spring groove (243), the heat absorbing block (247) is arranged at the bottom end of the connecting shell (242), the partition plate (249) is embedded and installed on the sliding groove (241), and the shell (22) is embedded and installed on the protective frame (3).

2. The MPP power cable protection tube according to claim 1, wherein: the pipe body (2) is located below the protection block (1).

3. The MPP power cable protection tube according to claim 1, wherein: the partition plates (249) are of rectangular plate structures.

4. The MPP power cable protection tube according to claim 1, wherein: the storage tank (245) is of a cuboid empty tank structure.

5. The MPP power cable protection tube according to claim 1, wherein: the sealing plate (246) is of a cuboid plate structure, and is provided with a through hole.