CN219512866U - Fire-resistant power cable - Google Patents
Fire-resistant power cable Download PDFInfo
- Publication number
- CN219512866U CN219512866U CN202320795794.XU CN202320795794U CN219512866U CN 219512866 U CN219512866 U CN 219512866U CN 202320795794 U CN202320795794 U CN 202320795794U CN 219512866 U CN219512866 U CN 219512866U
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- Prior art keywords
- power cable
- fire
- outer side
- fireproof
- side wall
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a fire-resistant power cable, which comprises a conductor, wherein an insulating sleeve is arranged on the outer side wall of the conductor, a reinforcing structure is arranged on the outer side wall of the insulating sleeve, fireproof structures are arranged on the outer side walls of the reinforcing structure and the insulating sleeve, a first fireproof cotton and a second fireproof cotton are respectively arranged on one side of a colloid, a protective sleeve is arranged on the outer side wall of the fireproof structure, and a waterproof structure is arranged on the outer side wall of the protective sleeve. According to the utility model, the fireproof structure is arranged in the protective sleeve, and the first fireproof cotton and the second fireproof cotton in the fireproof structure perform double fireproof protection on the power cable, so that the power cable has fireproof performance and has a stronger fireproof effect, the power cable can not burn in a certain time to keep normal operation when encountering fire, and the fireproof performance of the power cable is improved.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a fire-resistant power cable.
Background
The power cable is a line body for transmitting electric energy to distribute electric energy, the electric energy sent by a power station is transmitted to corresponding power units through the power cable, the power cable has the advantages of being reliable and little in external interference and the like, the power cable is poor in fireproof performance when encountering unexpected fire in the use process, and the power cable can directly generate damage to cause power to break, so that the fire disaster rescue and the like are affected, and the fire-resistant power cable is provided at present, so that the cable can be normally operated for a certain time when encountering the fire disaster, and better assist in rescue of the fire disaster.
Disclosure of Invention
The utility model aims to provide a fire-resistant power cable so as to solve the problem of poor fire resistance in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-resistant power cable, includes the conductor, the lateral wall of conductor is provided with insulating sleeve, the lateral wall of insulating sleeve is provided with reinforced structure, reinforced structure and the lateral wall of insulating sleeve all are provided with fireproof structure, fireproof structure includes the colloid, the colloid sets up in the lateral wall of insulating sleeve and the inside wall of protective sheath, first fireproof cotton and second fireproof cotton are installed respectively to one side of colloid, fireproof structure's lateral wall is provided with the protective sheath, and the lateral wall of protective sheath is provided with waterproof structure.
Preferably, the waterproof structure comprises a clamping groove, the clamping groove is arranged in the protective sleeve, the inner side wall of the clamping groove is uniformly coated with a base layer, and the outer side wall of the base layer is provided with a waterproof coating.
Preferably, the clamping grooves are formed in a plurality of ways, and the clamping grooves are distributed in an annular mode in the protective sleeve.
Preferably, the reinforcing structure comprises a steel wire, the steel wire is arranged in the protective sleeve, and the outer side wall of the steel wire is uniformly wound with a first metal strip and a second metal strip.
Preferably, the first metal strip and the second metal strip are tightly attached to the outer side walls of the steel wire and the insulating sleeve, and the first metal strip and the second metal strip are in serpentine cross winding on the outer side walls of the steel wire and the insulating sleeve.
Preferably, the steel wires are provided with four groups, and the four groups of steel wires are distributed in a ring shape in the protective sleeve.
Compared with the prior art, the utility model has the beneficial effects that: this fire-resistant power cable is rational in infrastructure, has following advantage:
(1) Through being provided with the fireproof structure, the fireproof structure sets up in the inside of protective sheath, and first fireproof cotton and the second fireproof cotton in the fireproof structure together carry out dual fireproof protection to this power cable for this power cable not only has fire resistance and fire prevention effect stronger, makes this power cable can not take place to burn in certain time when meetting the conflagration and keeps normal operation, has improved this power cable's fire resistance;
(2) Through being provided with waterproof construction, waterproof construction sets up in the lateral wall of protective sheath, and waterproof coating in the waterproof construction passes through the draw-in groove and tightly coats the surface of protective sheath on the surface of protective sheath has formed waterproof protection, has realized this power cable and has had certain waterproof performance, uses when meetting rainwater etc. in the open air and is difficult for producing the damage, has prolonged this power cable's life;
(3) Through being provided with reinforced structure, reinforced structure sets up in the lateral wall of insulating cover that is also the inside of protective sheath, and steel wire in the reinforced structure adds in the inside of protective sheath and is in the same place with the winding that steel wire and insulating cover are tight through second metal strip and first metal strip, increases the intensity of protective sheath for the result of use of this protective sheath is better difficult for producing the damage.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is a schematic side view of a reinforcement structure according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 4 is a schematic view of a partial perspective structure of a protective sleeve according to the present utility model.
In the figure: 1. a protective sleeve; 2. a waterproof structure; 201. a base layer; 202. a waterproof coating; 203. a clamping groove; 3. a fire protection structure; 301. a first fireproof cotton; 302. a colloid; 303. a second fireproof cotton; 4. a reinforcing structure; 401. a first metal strip; 402. a second metal strip; 403. a steel wire; 5. a conductor; 6. an insulating sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a fire-resistant power cable, including conductor 5, its lateral wall of conductor 5 is provided with insulating sheath 6, the lateral wall of insulating sheath 6 is provided with reinforced structure 4, reinforced structure 4 and the lateral wall of insulating sheath 6 all are provided with fire-proof structure 3, fire-proof structure 3 includes colloid 302, colloid 302 sets up in the lateral wall of insulating sheath 6 and the inside wall of protective sheath 1, first fire-proof cotton 301 and second fire-proof cotton 303 are installed respectively to one side of colloid 302, the lateral wall of fire-proof structure 3 is provided with protective sheath 1, and the lateral wall of protective sheath 1 is provided with waterproof structure 2;
specifically, as shown in fig. 1 and 2, when in use, the second fireproof cotton 303 is fixed on the outer side wall of the insulating sleeve 6 through the colloid 302, and meanwhile, the first fireproof cotton 301 is fixed on the inner side wall of the protective sleeve 1 through the colloid 302, and the first fireproof cotton 301 and the colloid 302 perform double fireproof protection on the power cable, so that the fireproof performance of the power cable is better.
The waterproof structure 2 comprises a clamping groove 203, the clamping groove 203 is arranged in the protective sleeve 1, the inner side wall of the clamping groove 203 is uniformly coated with a base layer 201, and the outer side wall of the base layer 201 is provided with a waterproof coating 202;
the plurality of clamping grooves 203 are formed, the plurality of clamping grooves 203 are distributed in an annular mode in the protective cover 1, and the waterproof coating 202 is tightly wrapped on the outer side wall of the protective cover 1 through the clamping grooves 203 distributed in the annular mode, so that the use effect is better;
specifically, as shown in fig. 1, 3 and 4, during the use, draw-in groove 203 is annular distribution and sets up in the inside of protective sheath 1, later makes waterproof coating 202 solidification card go into the inside of draw-in groove 203 and firmly laminates the lateral wall of protective sheath 1 with waterproof coating 202, carries out waterproof protection to protective sheath 1 through waterproof coating 202, and outside moisture causes the damage to power cable when avoiding using.
The reinforcing structure 4 comprises steel wires 403, the steel wires 403 are arranged in the protective sleeve 1, and a first metal strip 401 and a second metal strip 402 are uniformly wound on the outer side wall of the steel wires 403;
the first metal strip 401 and the second metal strip 402 are tightly attached to the outer side walls of the steel wire 403 and the insulating sleeve 6, and the first metal strip 401 and the second metal strip 402 are in serpentine cross winding on the outer side walls of the steel wire 403 and the insulating sleeve 6;
the steel wires 403 are provided with four groups, the four groups of steel wires 403 are distributed in a ring shape in the protective sleeve 1, so that the power cable is reinforced more uniformly, and the reinforcing effect is better;
specifically, as shown in fig. 1 and 2, when in use, four groups of steel wires 403 are filled in the protective sleeve 1 and tightly wrapped with the conductor 5 through the first metal strip 401 and the second metal strip 402, so that the structural strength of the protective sleeve 1 is improved, and the protective sleeve is not easy to break or damage, and has higher strength.
Working principle: when the fire-resistant power cable is used, the power cable is paved in a corresponding place, in the process of installation and use of the power cable, the waterproof coating 202 uniformly coated on the surface of the protective sleeve 1 is used for waterproof protection of the protective sleeve 1 to prevent the protective sleeve 1 from being corroded and damaged by moisture, meanwhile, the first fireproof cotton 301 and the second fireproof cotton 303 which are added in the protective sleeve 1 are used for fireproof protection of the power cable, when the power cable is in fire, the power cable is not easy to burn out, the normal operation of the power cable is better maintained in the fire, and when the power cable is pulled in the process of use, the steel wires 403 filled in the protective sleeve 1, the first metal strips 401 and the second metal strips 402 and the conductors 5 are tightly wrapped together, so that the structural strength of the protective sleeve 1 is effectively improved to prevent the protective sleeve 1 from being broken and damaged, and finally the use of the fire-resistant power cable is completed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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.
Claims (6)
1. A fire-resistant power cable comprising a conductor (5), characterized in that: the outer side wall of conductor (5) is provided with insulating cover (6), the outer side wall of insulating cover (6) is provided with reinforced structure (4), the outer side wall of reinforced structure (4) and insulating cover (6) all is provided with fire-proof structure (3), fire-proof structure (3) include colloid (302), colloid (302) set up in the inside wall of outer side wall and protective sheath (1) of insulating cover (6), first fire-proof cotton (301) and second fire-proof cotton (303) are installed respectively to one side of colloid (302), the outer side wall of fire-proof structure (3) is provided with protective sheath (1), and the outer side wall of protective sheath (1) is provided with waterproof structure (2).
2. A fire resistant power cable according to claim 1, characterized in that: the waterproof structure (2) comprises a clamping groove (203), the clamping groove (203) is formed in the protective sleeve (1), a base layer (201) is uniformly coated on the inner side wall of the clamping groove (203), and a waterproof coating (202) is arranged on the outer side wall of the base layer (201).
3. A fire resistant power cable according to claim 2, characterized in that: the clamping grooves (203) are formed in a plurality of ways, and the clamping grooves (203) are distributed in an annular mode in the protective sleeve (1).
4. A fire resistant power cable according to claim 1, characterized in that: the reinforcing structure (4) comprises steel wires (403), the steel wires (403) are arranged in the protective sleeve (1), and the outer side walls of the steel wires (403) are uniformly wound with a first metal strip (401) and a second metal strip (402).
5. The fire resistant power cable according to claim 4, wherein: the first metal strip (401) and the second metal strip (402) are tightly attached to the outer side walls of the steel wire (403) and the insulating sleeve (6), and the first metal strip (401) and the second metal strip (402) are in serpentine cross winding on the outer side walls of the steel wire (403) and the insulating sleeve (6).
6. The fire resistant power cable according to claim 4, wherein: the steel wires (403) are provided with four groups, and the four groups of steel wires (403) are distributed in a ring shape in the protective sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320795794.XU CN219512866U (en) | 2023-04-12 | 2023-04-12 | Fire-resistant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320795794.XU CN219512866U (en) | 2023-04-12 | 2023-04-12 | Fire-resistant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219512866U true CN219512866U (en) | 2023-08-11 |
Family
ID=87548236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320795794.XU Active CN219512866U (en) | 2023-04-12 | 2023-04-12 | Fire-resistant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219512866U (en) |
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2023
- 2023-04-12 CN CN202320795794.XU patent/CN219512866U/en active Active
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