CN212230131U - Fire-resistant cable with high protection function - Google Patents
Fire-resistant cable with high protection function Download PDFInfo
- Publication number
- CN212230131U CN212230131U CN202020725113.9U CN202020725113U CN212230131U CN 212230131 U CN212230131 U CN 212230131U CN 202020725113 U CN202020725113 U CN 202020725113U CN 212230131 U CN212230131 U CN 212230131U
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- China
- Prior art keywords
- cable
- fire
- retardant coating
- flame retardant
- mica tape
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Abstract
The utility model discloses a fire resisting cable with high safeguard function belongs to cable technical field, which comprises a cable body, the inside a plurality of cable cores that is provided with of cable body, and a plurality of cable core outside parcel have thermal-insulated membrane, and it has the second flame retardant coating to fill between thermal-insulated membrane and the cable core, the outside parcel of thermal-insulated membrane has the mica tape, and packs between thermal-insulated membrane and the mica tape has first flame retardant coating. The utility model discloses in, through setting up fire-retardant coating and protective sheath, thereby can carry out the first step to meet fire protection to the cable core, through setting up the asbestos layer, mica tape and first flame retardant coating, the mica tape can fix the asbestos layer and restrict first flame retardant coating, simultaneously the asbestos layer, mica tape and first flame retardant coating can carry out the fire-resistant protection of second time to the cable core, the thermal-insulated membrane can bind the second flame retardant coating simultaneously, the second flame retardant coating can carry out the third time protection to the cable core, consequently, the fire-resistant protection effect to the cable core is very strong, consequently, the condition that the rapid combustion can not appear in the cable body meets fire.
Description
Technical Field
The utility model belongs to the technical field of the cable, especially, relate to a fire resisting cable with high safeguard function.
Background
The cable is the electric power part that must use among the electric power system, has the transmission electric power and lets the equipment carry out the important function of work, and current cable fire prevention effect is relatively poor, if the cable meets the condition that the burning appears very easily in the fire, not only can influence the use like this, and the intensity of a fire can spread along the cable gradually for the cable can receive serious loss.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the fire-resistant cable with the high protection function is provided in order to solve the problems that the existing cable is poor in fire prevention effect and serious loss can occur when meeting fire.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a fire resisting cable with high safeguard function, includes the cable body, the inside a plurality of cable cores that are provided with of cable body, and a plurality of cable core outside parcel have thermal-insulated membrane, and it has the second flame retardant coating to fill between thermal-insulated membrane and the cable core, the outside parcel of thermal-insulated membrane has the mica tape, and packs between thermal-insulated membrane and the mica tape has first flame retardant coating, and the outside parcel of mica tape has the asbestos layer, and the outside cover on asbestos layer is equipped with the protective sheath, and a plurality of rubber spacers of fixed surface of protective sheath are connected with, and all are provided with two sheetmetals between per two rubber spacers, and articulate through the hinge between per two sheetmetals.
As a further description of the above technical solution:
the first fire-resistant layer is mainly made of alumina materials and made into powdery materials.
As a further description of the above technical solution:
the second fire-resistant layer is dry powder made of materials such as ammonium phosphate, sodium bicarbonate, sodium chloride and potassium chloride.
As a further description of the above technical solution:
the protective sleeve is made of heat vulcanized silicone rubber, and flame-retardant coating is coated on the outer surface of the protective sleeve.
As a further description of the above technical solution:
the asbestos layer mainly comprises asbestos cord, and the asbestos cord is the even winding of heliciform and wraps up in the outside of mica tape.
As a further description of the above technical solution:
the metal sheets are in a semi-circular arc shape, a stop block is fixedly connected to the position, close to the lower side, of the inner wall of one metal sheet, an elastic metal hook is fixedly connected to the position, close to the lower side, of the inner wall of the other metal sheet, and the elastic metal hook is hooked on the stop block.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up fire-retardant coating and protective sheath, thereby can carry out the first step and meet fire protection to the cable core, through setting up the asbestos layer, mica tape and first flame retardant coating, the mica tape can fix the asbestos layer and restrict first flame retardant coating, simultaneously the asbestos layer, mica tape and first flame retardant coating can carry out the fire-resistant protection of second time to the cable core, through setting up thermal-insulated membrane and second flame retardant coating, thermal-insulated membrane can be isolated to the heat, avoid high temperature to cause the influence to the cable core, the thermal-insulated membrane can bind the second flame retardant coating simultaneously, the second flame retardant coating can carry out the third time protection to the cable core, consequently, it is very strong to the fire-resistant protection effect of cable core, consequently, the condition that the rapid combustion can not appear is met to cable body fire.
2. The utility model discloses in, through setting up the sheetmetal, the sheetmetal can be protected the surface of cable body, improves the intensity of cable body, also can not impaired fracture easily when the cable body receives the extrusion, and through setting up the rubber spacer, the rubber spacer can restrict the sheetmetal, avoids the sheetmetal to remove at will and break away from the protection point on the surface of cable body.
Drawings
Fig. 1 is a schematic structural diagram of a fire-resistant cable with a high protection function according to the present invention;
fig. 2 is a schematic structural diagram of a side view of a cable body in a fire-resistant cable with a high protection function provided by the present invention;
fig. 3 is a schematic structural diagram of a metal sheet and an elastic metal hook in a fire-resistant cable with a high protection function provided by the utility model.
Illustration of the drawings:
1. a cable body; 2. a cable core; 3. a second refractory layer; 4. a heat insulating film; 5. a first refractory layer; 6. mica tapes; 7. an asbestos layer; 8. a protective sleeve; 9. a flame retardant coating; 10. a rubber spacer; 11. a hinge; 12. a metal sheet; 13. an elastic metal hook; 14. and a stop block.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a fire-resistant cable with a high protection function comprises a cable body 1, wherein a plurality of cable cores 2 are arranged in the cable body 1, a heat insulation film 4 wraps the outer sides of the cable cores 2, a second fire-resistant layer 3 is filled between the heat insulation film 4 and the cable cores 2, the second fire-resistant layer 3 is dry powder made of materials such as ammonium phosphate, sodium bicarbonate, sodium chloride and potassium chloride, the heat insulation film 4 and the second fire-resistant layer 3 are arranged to be dry powder, after the heat insulation film 4 is burnt by fire, inorganic salt in the dry powder can explode out, fire is extinguished through chain reaction of the interrupted combustion, and meanwhile, a glass-shaped covering layer can be formed when the dry powder is burnt by the fire, so that the cable cores 2 can be effectively isolated, and the protection effect on the cable cores 2 is improved;
the cable comprises a cable body 1, a mica tape 6, a first flame retardant coating 5, an alumina material, a first flame retardant coating 5, a asbestos layer 7, a protective sleeve 8 and a heat-vulcanized silicone rubber protective sleeve 8, wherein the mica tape 6 wraps the outer side of the heat-insulated film 4, the first flame retardant coating 5 is filled between the heat-insulated film 4 and the mica tape 6, the first flame retardant coating 5 is mainly made of an alumina material and made into a powdery material, the alumina has high flame resistance by arranging the first flame retardant coating 5 and can protect a cable core 2, the asbestos layer 7 wraps the outer side of the mica tape 6, the asbestos layer 7 mainly comprises asbestos wires, the asbestos wires are uniformly wound and wrapped on the outer side of the mica tape 6 in a spiral shape, the asbestos layer 7 has high flame resistance by arranging the asbestos layer 7, the asbestos layer 7 consists of the asbestos wires, so that the cable body 1 cannot be greatly influenced when being bent, the protective sleeve 8 is made of heat-vulcanized silicone rubber, and the flame, the cable body 1 can be protected for the first time by arranging the flame-retardant coating and the protective sleeve 8;
and the outer surface of the protective sleeve 8 is fixedly connected with a plurality of rubber spacers 10, two metal sheets 12 are arranged between every two rubber spacers 10, every two metal sheets 12 are hinged through a hinge 11, by arranging the metal sheet 12, the metal sheet 12 can protect the surface of the cable body 1, the strength of the cable body 1 is improved, the cable body 1 is not easily damaged and broken when being extruded, the metal sheet 12 is in a semi-circular arc shape, a stop 14 is fixedly connected to the position of the inner wall of one metal sheet 12 close to the lower side, an elastic metal hook 13 is fixedly connected to the position of the inner wall of the other metal sheet 12 close to the lower side, the elastic metal hook 13 is hooked on the stop 14, by arranging the stopper 14 and the elastic metal hook 13, the elastic metal hook 13 can be hung on the stopper 14, therefore, the two metal sheets 12 can be fixed, and the metal sheets 12 are locked outside the cable body 1 to protect the cable body 1.
The working principle is as follows: during the use, the workman can expose the part in the external world at cable body 1 with sheetmetal 12 cover, collude elastic metal couple 13 and fix two sheetmetals 12 on dog 14, can protect cable body 1, and flame retardant coating 9 and protective sheath 8 can carry out the first step to cable core 2 and meet fire protection, asbestos layer 7, mica tape 6 and first flame retardant coating 5 can carry out the fire-resistant protection of second time to cable core 2, thermal-insulated membrane 4 can be isolated to the heat, avoid high temperature to lead to the fact the influence to cable core 2, and second flame retardant coating 3 can carry out the third time protection to cable core 2, consequently, the fire-resistant protection effect to cable core 2 is very strong.
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 (3)
1. A fire-resistant cable with high protection function comprises a cable body (1) and is characterized in that a plurality of cable cores (2) are arranged in the cable body (1), and the outer sides of the plurality of cable cores (2) are wrapped with heat insulation films (4), second fire-resistant layers (3) are filled between the heat insulation films (4) and the cable cores (2), mica tapes (6) are wrapped on the outer sides of the heat insulation films (4), and a first fireproof layer (5) is filled between the heat insulation film (4) and the mica tape (6), and the outer side of the mica tape (6) is wrapped with an asbestos layer (7), and the outer side of the asbestos layer (7) is sleeved with a protective sleeve (8), and the outer surface of the protective sleeve (8) is fixedly connected with a plurality of rubber spacers (10), and two metal sheets (12) are arranged between every two rubber spacers (10), and every two metal sheets (12) are hinged through a hinge (11).
2. The fire-resistant cable with high protection function according to claim 1, wherein the protective sheath (8) is made of heat-vulcanized silicone rubber, and the outer surface of the protective sheath (8) is coated with a flame-retardant coating.
3. The fire-resistant cable with high protection function as claimed in claim 1, wherein the metal sheets (12) are semi-circular arc-shaped, a stopper (14) is fixedly connected to a position of the inner wall of one metal sheet (12) close to the lower side, an elastic metal hook (13) is fixedly connected to a position of the inner wall of the other metal sheet (12) close to the lower side, and the elastic metal hook (13) is hooked on the stopper (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020725113.9U CN212230131U (en) | 2020-05-07 | 2020-05-07 | Fire-resistant cable with high protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020725113.9U CN212230131U (en) | 2020-05-07 | 2020-05-07 | Fire-resistant cable with high protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212230131U true CN212230131U (en) | 2020-12-25 |
Family
ID=73910106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020725113.9U Expired - Fee Related CN212230131U (en) | 2020-05-07 | 2020-05-07 | Fire-resistant cable with high protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212230131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114999720A (en) * | 2022-06-13 | 2022-09-02 | 虹峰电缆股份有限公司 | Fire-resistant control cable |
-
2020
- 2020-05-07 CN CN202020725113.9U patent/CN212230131U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114999720A (en) * | 2022-06-13 | 2022-09-02 | 虹峰电缆股份有限公司 | Fire-resistant control cable |
| CN114999720B (en) * | 2022-06-13 | 2023-07-11 | 虹峰电缆股份有限公司 | Fire-resistant control cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201225 |