CN214203282U - Fire-resistant damp-proof insulated cable - Google Patents
Fire-resistant damp-proof insulated cable Download PDFInfo
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- CN214203282U CN214203282U CN202120588815.1U CN202120588815U CN214203282U CN 214203282 U CN214203282 U CN 214203282U CN 202120588815 U CN202120588815 U CN 202120588815U CN 214203282 U CN214203282 U CN 214203282U
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Abstract
The utility model relates to the technical field of insulated cables, in particular to a fire-resistant and moisture-proof insulated cable, which comprises a conductor core, the outer wall of the conductor core is sleeved with an insulating layer, the outer wall of the insulating layer is sleeved with an anti-interference layer, the outer wall of the anti-interference layer is provided with a filling support body, the compressible water absorption block and the gap are arranged, so that the rubber protective sleeve can deform inwards after long-term contact with water and expansion, the generation of cracks is reduced, after cracks are generated, the water absorption block absorbs water to prevent the water from continuously damaging the inner layer structure of the cable, effectively reduces the damage of the water in a humid environment to the fire-resistant and damp-proof insulated cable, enhances the damp-proof capability of the fire-resistant and damp-proof insulated cable, after the fireproof coating is on fire, flame is slowed down to ignite the rubber protective sleeve, the combustion of the cable is delayed, and the fire resistance of the fireproof and moistureproof insulated cable is enhanced.
Description
Technical Field
The utility model relates to an insulated cable technical field especially relates to a fire-resistant damp-proofing insulated cable.
Background
With the development of society, various cables are widely used in power transmission systems for supplying power for industrial production and life, in which a considerable portion of the cables are laid in high-humidity environments such as underground. The outer protective sheath of general cable is the rubber material, and this makes the sheath take place the inflation after long-time contact moisture, arouses to break, and moisture can get into the inside short circuit that causes of cable through the crack, influences normal power supply.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that the moisture-proof ability is not enough in the prior art, and the insulating cable who provides is fire-resistant damp-proof.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a design a fire-resistant damp-proofing insulated cable, includes the conductor core, the outer wall cover of conductor core is equipped with the insulating layer, the outer wall cover of insulating layer is equipped with anti-interference layer, anti-interference layer's outer wall is equipped with the packing supporter, the outer wall cover of packing supporter is equipped with the insulating layer, the outer wall of insulating layer is equipped with the waterproof layer, the outside of waterproof layer is equipped with rubber protective sleeve, be provided with the intermediate layer between rubber protective sleeve and the waterproof layer, and be equipped with the connector in the intermediate layer, fixed connection rubber protective sleeve and waterproof layer are distinguished respectively at the both ends of connector, the connector falls into a plurality of medicine cavities of filling with the intermediate layer between rubber protective sleeve and the waterproof layer, and the inside in medicine cavity of filling is equipped with the piece that absorbs water, the one end that the waterproof layer was kept away from to the connector is seted up jaggedly, rubber protective sleeve's outer wall is equipped with fire protection coating.
Preferably, the water absorption block is made of washing cotton, and a waterproof film is bonded on the outer wall of the washing cotton, which is not in contact with the rubber protective sleeve.
Preferably, the heat insulation layer is made of ceramic fibers.
Preferably, the anti-interference layer is woven by copper wires.
The utility model provides a pair of fire-resistant damp-proofing insulated cable, beneficial effect lies in: through setting up compressible piece and the breach of absorbing water the rubber protective sheath of being convenient for can warp to the inboard after long-term contact moisture inflation, reduce and alleviate cracked production, absorb moisture through the piece of absorbing water after producing the crack, prevent that moisture from continuing to destroy the inner layer structure of cable, effectively reduce moisture among the humid environment to this fire-resistant damp-proof insulated cable's destruction, strengthen this fire-resistant damp-proof insulated cable's dampproofing ability, after catching fire through fire protection coating, slow down flame and light rubber protective sheath, postpone the burning of cable, strengthen this fire-resistant damp-proof insulated cable's refractiveness nature, high temperature to the destruction of conductor core when the insulating layer isolation conflagration that makes through ceramic fiber takes place, electric power supply in the extension conflagration, for fleeing and provide electric power.
Drawings
Fig. 1 is a schematic structural view of a fire-resistant and moisture-proof insulated cable according to the present invention.
In the figure: 1. a water-absorbing block; 2. a notch; 3. a linker; 4. a rubber protective sleeve; 5. a fire-retardant coating; 6. a waterproof layer; 7. a thermal insulation layer; 8. filling a support body; 9. an anti-interference layer; 10. an insulating layer; 11. a conductor core.
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.
Referring to fig. 1, a fire-resistant and damp-proof insulated cable comprises a conductor core 11, an insulating layer 10 is sleeved on the outer wall of the conductor core 11, an anti-interference layer 9 is sleeved on the outer wall of the insulating layer 10, a filling support body 8 is arranged on the outer wall of the anti-interference layer 9, a heat-insulating layer 7 is sleeved on the outer wall of the filling support body 8, a waterproof layer 6 is arranged on the outer wall of the heat-insulating layer 7, a rubber protective sleeve 4 is arranged outside the waterproof layer 6, an interlayer is arranged between the rubber protective sleeve 4 and the waterproof layer 6, a connecting body 3 is arranged in the interlayer, two ends of the connecting body 3 are respectively and fixedly connected with the rubber protective sleeve 4 and the waterproof layer 6, the interlayer between the rubber protective sleeve 4 and the waterproof layer 6 is divided into a plurality of medicine filling cavities by the connecting body 3, a water absorption block 1 is arranged inside the medicine filling cavities, a notch 2 is arranged at one end of the connecting body 3 far away from the waterproof layer 6, a fireproof coating 5 is arranged on the outer wall of the rubber protective sleeve 4, and the water absorption block 1 is made of washing cotton, and the outer wall of the washing cotton, which is not contacted with the rubber protective sleeve 4, is bonded with a waterproof film, the heat insulation layer 7 is made of ceramic fiber, and the anti-interference layer 9 is formed by weaving copper wires.
The working principle is as follows: the compressible water absorption block 1 is arranged, so that the rubber protective sleeve 4 can deform towards the gap 2 and the water absorption block 1 after being expanded by contacting with water for a long time, the generation of cracks is reduced, after the crack is generated, the water absorption block 1 absorbs the water infiltrated through the crack to prevent the water from continuously damaging the inner layer structure of the cable, the moisture resistance of the fire-resistant and moisture-proof insulated cable is further enhanced by the waterproof layer 6, and after a fire occurs by the fireproof coating 5, the flame ignition of the rubber protective sleeve 4 is slowed down, the burning of the cable is delayed, the fire resistance of the fire-resistant and moisture-proof insulated cable is enhanced, the heat insulation layer 7 made of ceramic fiber is used for isolating the damage of high temperature to the conductor core 11 when fire occurs, prolonging the power supply in the fire and providing power for escaping, the anti-interference layer 9 formed by the copper wire mesh grid reduces interference between the outside or the conductor core 11, and reduces power loss or interference.
Through setting up compressible water absorption piece 1 and breach 2 rubber protection cover 4 of being convenient for can warp to the inboard after long-term contact moisture inflation, reduce and alleviate fissured production, absorb moisture through water absorption piece 1 after producing the crack, prevent that moisture from continuing to destroy the inner layer structure of cable, effectively reduce moisture among the humid environment to this fire-resistant damp-proof insulated cable's destruction, strengthen this fire-resistant damp-proof insulated cable's dampproofing ability, after catching fire through fire protection coating 5, slow down flame and light rubber protection cover 4, postpone the burning of cable, strengthen this fire-resistant damp-proof insulated cable's refractiveness nature, high temperature when 7 isolated conflagrations of insulating layer that make through ceramic fibre take place to conductor core 11's destruction, the power supply in the extension conflagration, for fleeing and provide electric power.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The fireproof and moistureproof insulated cable comprises a conductor core (11) and is characterized in that an insulating layer (10) is sleeved on the outer wall of the conductor core (11), an anti-interference layer (9) is sleeved on the outer wall of the insulating layer (10), a filling support body (8) is arranged on the outer wall of the anti-interference layer (9), a heat insulation layer (7) is sleeved on the outer wall of the filling support body (8), a waterproof layer (6) is arranged on the outer wall of the heat insulation layer (7), a rubber protective sleeve (4) is arranged outside the waterproof layer (6), an interlayer is arranged between the rubber protective sleeve (4) and the waterproof layer (6), a connecting body (3) is arranged in the interlayer, the two ends of the connecting body (3) are fixedly connected with the rubber protective sleeve (4) and the waterproof layer (6) respectively, the connecting body (3) divides the interlayer between the rubber protective sleeve (4) and the waterproof layer (6) into a plurality of medicine filling cavities, and the inside of the medicine filling cavity is provided with a water absorption block (1), one end of the connector (3) far away from the waterproof layer (6) is provided with a notch (2), and the outer wall of the rubber protective sleeve (4) is provided with a fireproof coating (5).
2. The fire-resistant moisture-proof insulated cable according to claim 1, wherein the water absorption block (1) is made of washing cotton, and a waterproof film is adhered to the outer wall of the washing cotton, which is not in contact with the rubber protective sleeve (4).
3. Fire and moisture resistant insulated cable according to claim 1, characterized in that the insulation layer (7) is made of ceramic fibres.
4. Fire and moisture resistant insulated cable according to claim 1, characterized in that the tamper resistant layer (9) is woven from copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120588815.1U CN214203282U (en) | 2021-03-23 | 2021-03-23 | Fire-resistant damp-proof insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120588815.1U CN214203282U (en) | 2021-03-23 | 2021-03-23 | Fire-resistant damp-proof insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214203282U true CN214203282U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120588815.1U Active CN214203282U (en) | 2021-03-23 | 2021-03-23 | Fire-resistant damp-proof insulated cable |
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| Country | Link |
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| CN (1) | CN214203282U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113784565A (en) * | 2021-09-16 | 2021-12-10 | 刘仁远 | Dampproofing packaging body of electronic component |
-
2021
- 2021-03-23 CN CN202120588815.1U patent/CN214203282U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113784565A (en) * | 2021-09-16 | 2021-12-10 | 刘仁远 | Dampproofing packaging body of electronic component |
| CN113784565B (en) * | 2021-09-16 | 2022-12-16 | 斐旻(上海)电子科技有限公司 | Dampproofing packaging body of electronic component |
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