CN214850259U - Cable portable mpp protection tube for preventing short circuit - Google Patents

Abstract

The utility model discloses a cable portable mpp protection tube for preventing short circuit, a supporting wire fixing component is arranged in the tube body, balls are movably embedded at the position of the end part of the support ring close to the tube body, an elastic plastic strip is bonded at the middle part of a carbon fiber cloth strip, a cross port is arranged at the middle part of a central fluororubber sheet, a straight port is arranged at the middle part of a support edge fluororubber sheet, a heat conducting component is arranged at the outer side of the tube body, a sealing frame is fixedly embedded at the inner part of the embedding port, radiating grooves are equidistantly arranged at the top surface and the bottom surface of a heat conducting aluminum alloy sheet, and a polytetrafluoroethylene coating is smeared on the top surface of the heat conducting aluminum alloy sheet, the utility model discloses a middle part and an outer side of the support ring of each cable in turn, and the middle part and the outer side which are fixed on the support ring through the cross port and the straight port are respectively utilized to separate each cable, thereby preventing the cable from winding short circuit and causing problems, and utilizing the support ring to support the inner wall of the tube body, improve the pipe body resistance to compression effect, avoid the pipe body pressurized and damaged.

Description

Cable portable mpp protection tube for preventing short circuit

Technical Field

The utility model relates to a power equipment technical field specifically is a prevent cable portable mpp protection tube of short circuit.

Background

The cable is made by one or more mutually insulated conductors and an outer-wrapped insulating protective layer, and is used for transmitting electric power or information from one place to a lead of another place.

But the inside cable of cable protection tube in the existing market all concentrates together, twines each other between the cable, when insulating corrosion damage, leads to the cable short circuit easily, causes the safety problem, and when burying underground in soil, the protection tube is inside for hollow situation, and compressive capacity is less strong, leads to the fracture of pipeline easily when receiving the heavy load.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prevent cable portable mpp protection tube of short circuit can effectively solve the inside cable of cable protection tube that proposes in the above-mentioned background art and all concentrate together, intertwine between the cable, when insulating corrosion is damaged, leads to the cable short circuit easily, causes the safety problem, and when burying underground in soil, the inside hollow situation that is of protection tube, compressive capacity is weaker, leads to the cracked problem of pipeline easily when receiving the heavy load.

In order to achieve the above object, the utility model provides a following technical scheme: the device comprises a pipe body, wherein a supporting and wire fixing assembly is arranged in the pipe body and comprises a supporting ring, balls, a carbon fiber cloth strip, an elastic plastic strip, a central fluororubber sheet, a cross-shaped opening, an edge fluororubber sheet and a straight opening;

a plurality of support ring slidable mounting is inside the body, the support ring is close to body tip position activity and inlays and have the ball, and is adjacent link to each other through the carbon fiber cloth strip between the support ring, carbon fiber cloth strip middle part bonds and has the elastic plastic strip, the support ring middle part bonds and has central fluorine rubber piece, the cross mouth has been seted up at central fluorine rubber piece middle part, support ring edge circumference array bonds and has marginal fluorine rubber piece, a word mouth has been seted up at marginal fluorine rubber piece middle part.

Preferably, the outer side of the support ring is uniformly provided with concave grooves, and the concave grooves are concave arc-shaped curved surfaces.

Preferably, the length of the elastic plastic strip is equal to that of the carbon fiber cloth strip, and two ends of the elastic plastic strip are respectively embedded into the middle of the outer side of the support ring.

Preferably, the ball directly contacts with the inner wall of the pipe body, and the distance between the edge fluororubber sheet and the inner wall of the pipe body is millimeter.

Preferably, a heat conduction assembly is installed on the outer side of the pipe body, and the heat conduction assembly comprises an embedding opening, a sealing frame, a heat conduction aluminum alloy sheet, a bonding groove, a heat dissipation groove and a polytetrafluoroethylene coating;

inlay the entry and evenly set up in the body outside, inlay the inside fixed seal frame of inlaying the entry, seal frame internally mounted has heat conduction aluminum alloy piece, the bonding groove has all been seted up to the side that seal frame inner wall and heat conduction aluminum alloy piece are relative, the radiating groove has been seted up to heat conduction aluminum alloy piece top surface and bottom surface equidistance, heat conduction aluminum alloy piece top surface has been paintd polytetrafluoroethylene coating.

Preferably, the heat dissipation grooves on the top surface and the bottom surface of the heat-conducting aluminum alloy sheet are staggered, and the depth of each heat dissipation groove is larger than the thickness of the heat-conducting aluminum alloy sheet.

Preferably, the thickness of the heat-conducting aluminum alloy sheet is equal to that of the pipe body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has scientific and reasonable structure and safe and convenient use;

1. be provided with the support solidus subassembly, with the middle part and the outside of each cable support ring in proper order to utilize respectively to pass the middle part and the outside that cross mouth and a word are fixed in the support ring, part each cable, prevent the problem that the cable intertwine short circuit and cause, and utilize the support ring to support the body inner wall, improve body resistance to compression effect, avoid the body pressurized and damaged.

2. Be provided with heat conduction assembly, when laying the body in the ground end, heat conduction aluminum alloy piece outside direct contact soil, the inside heat of body passes through the radiating groove transmission of heat conduction aluminum alloy piece to soil in, reduces the inside temperature of body, and the cooperation is supported and is fixed line subassembly, prevents that its inside high temperature from igniting the cable, and the security is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the supporting wire fixing assembly of the present invention;

FIG. 3 is a schematic view of the structure of the area A of FIG. 1 according to the present invention;

FIG. 4 is a schematic structural view of the heat conductive aluminum alloy sheet of the present invention;

reference numbers in the figures: 1. a pipe body;

2. supporting the wire fixing component; 201. a support ring; 202. a ball bearing; 203. carbon fiber cloth strips; 204. an elastic plastic strip; 205. a central viton sheet; 206. a cross-shaped opening; 207. an edge fluororubber sheet; 208. a straight line is formed;

3. a heat conducting component; 301. embedding an inlet; 302. a sealing frame; 303. a heat-conductive aluminum alloy sheet; 304. a bonding groove; 305. a heat sink; 306. and (3) coating polytetrafluoroethylene.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model provides a cable portable mpp protection tube technical scheme for preventing short circuit, including body 1, body 1 is inside to be provided with supports solidus subassembly 2, supports solidus subassembly 2 and includes support ring 201, ball 202, carbon fiber cloth strip 203, elastic plastic strip 204, central fluororubber piece 205, cross 206, marginal fluororubber piece 207 and a word mouth 208;

the support rings 201 are slidably mounted inside the pipe body 1, the outer sides of the support rings 201 are uniformly provided with concave grooves, the concave grooves are concave arc-shaped curved surfaces, cables can be conveniently placed on the outer sides of the support rings 201, the positions, close to the end portions of the pipe body 1, of the support rings 201 are movably embedded with the balls 202, the adjacent support rings 201 are connected through the carbon fiber cloth strips 203, the middle portions of the carbon fiber cloth strips 203 are bonded with the elastic plastic strips 204, the lengths of the elastic plastic strips 204 are equal to the lengths of the carbon fiber cloth strips 203, the two ends of each elastic plastic strip 204 are respectively embedded into the middle portions of the outer sides of the support rings 201, the elastic plastic strips 204 are convenient to support the carbon fiber cloth strips 203, the carbon fiber cloth strips 203 are prevented from being shrunk, the middle portions of the support rings 201 are bonded with the central fluororubber sheets 205, the middle portions of the central fluororubber sheets 205 are provided with cross-shaped openings 206, the edge fluororubber sheets 207 are bonded on the peripheral arrays of the edges of the support rings 201, the balls 202 are in direct contact with the inner walls of the pipe body 1, the space between the edge fluororubber sheets 207 and the inner walls of the pipe body 1 is 1 mm, the friction force between the edge fluororubber sheet 207 and the pipe body 1 is prevented from hindering the movement of the support ring 201, and the middle part of the edge fluororubber sheet 207 is provided with a straight opening 208.

A heat conducting component 3 is installed on the outer side of the pipe body 1, and the heat conducting component 3 comprises an embedding opening 301, a sealing frame 302, a heat conducting aluminum alloy sheet 303, an adhesion groove 304, a heat dissipation groove 305 and a polytetrafluoroethylene coating 306;

inlay entry 301 and evenly set up in the 1 outside of body, it has sealed frame 302 to inlay the inside fixed embedding of mouth 301, sealed frame 302 internally mounted has heat conduction aluminum alloy piece 303, heat conduction aluminum alloy piece 303 thickness equals the thickness of body 1, guarantee leveling in the 1 outside of body, bonding groove 304 has all been seted up to sealed frame 302 inner wall and the relative side of heat conduction aluminum alloy piece 303, heat dissipation groove 305 has been seted up to heat conduction aluminum alloy piece 303 top surface and bottom surface equidistance, heat dissipation groove 305 that is located heat conduction aluminum alloy piece 303 top surface and bottom surface staggers each other, and the degree of depth of heat dissipation groove 305 is greater than the thickness of heat conduction aluminum alloy piece 303, increase heat conduction aluminum alloy piece 303's surface area, the heat conduction effect is improved, heat conduction aluminum alloy piece 303 top surface is smeared polytetrafluoroethylene coating 306.

The utility model discloses a theory of operation and use flow: the cables sequentially penetrate through the middle part and the outer side of the support ring 201, the cross-shaped opening 206 of the central fluororubber sheet 205 and the straight openings 208 of the four edge fluororubber sheets 207 are respectively utilized to fix the cables, so that the cables are separated from each other, the support ring 201 supported by the elastic plastic strip 204 is pushed, a long strip-shaped object formed by the support ring 201, the carbon fiber cloth strip 203 and the cables penetrates through the inside of the pipe body 1, the independent pipe body 1 is connected, the balls 202 on the outer side of the support ring 201 slide along the inner wall of the pipe body 1 at the moment to complete the laying of the cables, the cables are separated, the cross-shaped opening 206 and the straight openings 208 clamp the cables, the central fluororubber sheet 205 and the edge fluororubber sheet 207 are high in high-temperature capacity, the contact part between the central fluororubber sheet 205 and the edge fluororubber sheet 207 and the cables is good in sealing performance, the inside of the pipe body 1 is divided into a section of space which is not directly communicated, and the air in each space is less, the burning probability is reduced, the problem caused by mutual winding and short circuit of the cables is prevented after the cables are separated, the inner wall of the pipe body 1 is supported by the support ring 201, the pressure-resistant effect of the pipe body is improved, and the pipe body 1 is prevented from being damaged due to compression;

when laying body 1 in the ground end, heat conduction aluminum alloy piece 303 outside direct contact soil, polytetrafluoroethylene coating 306 has improved the corrosion resisting ability of heat conduction aluminum alloy piece 303 contact soil position, and the inside heat of body 1 transmits to soil through heat dissipation tank 305 of heat conduction aluminum alloy piece 303 in, reduces body 1 inside temperature, and the cooperation is supported solid line subassembly 2, prevents that its inside high temperature from igniting the cable, and the security is higher.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a prevent cable portable mpp protection tube of short circuit, includes body (1), its characterized in that: a supporting wire fixing assembly (2) is arranged inside the pipe body (1), and the supporting wire fixing assembly (2) comprises a supporting ring (201), balls (202), a carbon fiber cloth strip (203), an elastic plastic strip (204), a central fluororubber sheet (205), a cross opening (206), an edge fluororubber sheet (207) and a straight opening (208);

a plurality of support ring (201) slidable mounting is inside body (1), support ring (201) are close to body (1) tip position activity and are inlayed and have ball (202), and are adjacent link to each other through carbon fiber cloth strip (203) between support ring (201), carbon fiber cloth strip (203) middle part bonds and has elastic plastic strip (204), support ring (201) middle part bonds and has central fluorine rubber piece (205), cross mouth (206) have been seted up at central fluorine rubber piece (205) middle part, support ring (201) edge circumference array bonds and has marginal fluorine rubber piece (207), a word mouth (208) have been seted up at marginal fluorine rubber piece (207) middle part.

2. The portable mpp protection tube for cables to prevent short circuit according to claim 1, wherein the support ring (201) has a concave groove uniformly formed on the outer side thereof, and the concave groove is a concave arc-shaped curved surface.

3. The portable mpp protection tube for cables against short circuit as claimed in claim 1, wherein the length of said elastic plastic strip (204) is equal to the length of carbon fiber cloth strip (203), and both ends of said elastic plastic strip (204) are embedded in the middle of the outer side of support ring (201).

4. The portable mpp protective tube for cable to prevent short circuit according to claim 1, wherein the ball (202) is in direct contact with the inner wall of the tube body (1), and the gap between the edge fluoro-rubber sheet (207) and the inner wall of the tube body (1) is 1 mm.

5. The portable mpp protective tube for cables to prevent short circuit according to claim 1, wherein a heat conducting component (3) is installed outside the tube body (1), and the heat conducting component (3) comprises an embedding opening (301), a sealing frame (302), a heat conducting aluminum alloy sheet (303), an adhesive groove (304), a heat dissipation groove (305) and a polytetrafluoroethylene coating (306);

inlay entry (301) and evenly set up in body (1) outside, it has sealed frame (302) to inlay entry (301) internal fixation and inlay, sealed frame (302) internally mounted has heat conduction aluminum alloy piece (303), bonding groove (304) have all been seted up to sealed frame (302) inner wall and the relative side of heat conduction aluminum alloy piece (303), heat dissipation groove (305) have been seted up to heat conduction aluminum alloy piece (303) top surface and bottom surface equidistance, heat conduction aluminum alloy piece (303) top surface has been paintd polytetrafluoroethylene coating (306).

6. The portable mpp protective tube for cable to prevent short circuit according to claim 5, wherein the heat dissipation grooves (305) on the top and bottom surfaces of the heat conductive aluminum alloy sheet (303) are staggered with each other, and the depth of the heat dissipation groove (305) is greater than the thickness of the heat conductive aluminum alloy sheet (303).

7. The portable mpp protective tube for cables to prevent short circuit according to claim 5, wherein the thickness of the heat conductive aluminum alloy sheet (303) is equal to the thickness of the tube body (1).

Images