CN220290511U - Special double-flame-retardant power cable for fire-fighting system - Google Patents
Special double-flame-retardant power cable for fire-fighting system Download PDFInfo
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- CN220290511U CN220290511U CN202321258832.4U CN202321258832U CN220290511U CN 220290511 U CN220290511 U CN 220290511U CN 202321258832 U CN202321258832 U CN 202321258832U CN 220290511 U CN220290511 U CN 220290511U
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- fire
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- retardant
- bolt
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 4
- 230000002265 prevention Effects 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 12
- 230000009977 dual effect Effects 0.000 description 7
- 238000005457 optimization Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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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- Details Of Indoor Wiring (AREA)
Abstract
The utility model relates to the technical field of power cables, and particularly discloses a special double-flame-retardant power cable for a fire-fighting system. The inside lining plays the supporting role of cable in cable center, has increased the intensity of cable, and the fire retardant of cavity intussuseption is filled has effectively reduced the inside danger of burning of cable, and fire extinguishing mechanism passes through cable clamp and cable junction, and when the outside takes place the condition of a fire, the area pressure fire extinguishing agent in the fire extinguishing barrel sprays from the exit and goes out, covers on the cable surface, can put out the flame, slows down the condition of a fire and spread, effectively reduces the loss, and fire extinguishing mechanism is as outside fire prevention measure, and with the inside fire retardant combined action of cable, reaches two fire-retardant functions.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a special double-flame-retardant power cable for a fire-fighting system.
Background
Because the fire-fighting equipment is special in use environment and is usually used in a complex environment or a fire scene high-temperature place for supplying power to fire-fighting equipment, the cable is required to be subjected to flame retardant arrangement from inside to outside so as to ensure that the cable can be normally used in the complex environment and reduce the danger.
The cable is usually used, an insulated wire is formed by arranging a wire in a sealed sheath, a protective coating layer can be added outside the insulated wire for transmitting electric energy of electric equipment, but under the current fire-fighting safety electricity utilization environment, the cable has the problems of inconvenient use and easy breakage, and when facing high-temperature environment, the cable has insufficient fireproof performance and is easy to ignite by an external fire source, and after the cable is subjected to strong vibration, the cable can generate a circuit short circuit phenomenon, thereby causing spontaneous combustion and hazard.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a special double-flame-retardant power cable for a fire-fighting system.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a special two fire-retardant power cable of fire extinguishing systems, includes cable and cable clamp, the inside center of cable is provided with the inside lining, and the inside lining outer wall is provided with the honeycomb layer, and the outside wall parcel of honeycomb layer has the protective sheath, and the cable cross-under is in the cable clamp, and the cable clamp is upper and lower two-layer structure, and the cable clamp is inside to be provided with locking mechanism and fire extinguishing mechanism.
Preferably, the lining is of a cross structure with a solid center, the outer ring of the lining is provided with a circular arc-shaped supporting piece, the cable is arranged in a cavity between the supporting piece and the center of the lining, and a gap between the cavity and the cable is filled with a flame retardant.
Preferably, the cable clamp comprises an upper cover and a base, wherein a semicircular hollow groove is formed in the lower end of the upper cover, a semicircular hollow groove symmetrical to the upper cover is formed in the upper end of the base, a gasket is arranged on the inner wall of the hollow groove, and a mounting groove is formed in the base.
Preferably, the locking mechanism comprises a bolt, a spring and a flat pin, wherein the bolt is of a cuboid structure with a barb at the tail end, the top end of the bolt is fixedly connected with the bottom end of the upper cover, the flat pin is of an L-shaped structure with a barb at the tail end, the flat pin is horizontally arranged in a mounting groove in the base, and the spring is fixedly arranged between the tail end of the flat pin and the inner wall of the mounting groove.
Preferably, a vertical mounting groove matched with the bolt is formed in the upper portion of the base, the tail end of the bolt and the tail end of the flat pin are inclined planes, barbs at the tail ends of the bolt and the flat pin are anastomotic, and the head end of the flat pin extends out of the mounting groove.
Preferably, the fire extinguishing mechanism comprises a fire extinguishing cylinder and fire detection pipes, the fire extinguishing cylinder is of a cylindrical structure, the inside of the fire extinguishing cylinder is filled with pressurized fire extinguishing agent, the two ends of the bottom of the fire extinguishing cylinder are provided with outlets, and a plurality of fire detection pipes are uniformly arranged at each outlet.
Preferably, the fire extinguishing cylinder is connected to the upper part of the upper cover in a penetrating way, and outlets at two ends of the fire extinguishing cylinder and the center of the gasket are arranged on the same vertical plane.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the lining and the honeycomb layer are arranged, the lining plays a supporting role of the cable in the center of the cable, the strength of the cable is increased, the lining separates the cable, the heating value of the cable can be reduced, the fire retardant filled in the cavity effectively reduces the risk of combustion in the cable, and the honeycomb layer improves the toughness of the cable, so that the cable is not easy to break when being bent or pulled.
According to the fire extinguishing device, the fire extinguishing mechanism is connected with the cable through the cable clamp, when a fire occurs outside, the fire detecting pipe is heated and blasted, the under-pressure fire extinguishing agent in the fire extinguishing barrel is sprayed out from the outlet and covers the outer surface of the cable, so that the fire can be extinguished, the spread of the fire is slowed down, the loss is effectively reduced, and the fire extinguishing mechanism is used as an external fireproof measure and acts together with the fire retardant in the cable, so that the double flame retardant function is achieved.
Drawings
FIG. 1 is a schematic cross-sectional view of a dual flame retardant power cable for a fire protection system according to the present utility model;
fig. 2 is a schematic diagram of a cable clamp structure of a dual flame-retardant power cable special for a fire protection system according to the present utility model;
FIG. 3 is a schematic diagram of a connection state of a dual flame retardant power cable dedicated for a fire protection system according to the present utility model;
fig. 4 is a schematic diagram of a locking mechanism of a dual flame-retardant power cable special for a fire protection system according to the present utility model;
FIG. 5 is a schematic diagram of a fire extinguishing mechanism of a dual flame retardant power cable dedicated for a fire extinguishing system according to the present utility model;
fig. 6 is a side view of a dual flame-retardant power cable special for a fire protection system according to the present utility model.
In the figure: 1. a cable; 101. a lining; 102. a cable; 103. a honeycomb layer; 104. a protective sleeve; 105. a cavity; 2. a cable clamp; 201. an upper cover; 202. a base; 3. a locking mechanism; 301. a plug pin; 302. a spring; 303. a flat pin; 4. a gasket; 5. a fire extinguishing mechanism; 501. a fire extinguishing cylinder; 502. and a fire detection tube.
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.
Referring to fig. 1-6, a special dual flame retardant power cable for a fire protection system comprises a cable 1 and a cable clamp 2, wherein a lining 101 is arranged at the center inside the cable 1, a honeycomb layer 103 is arranged on the outer wall of the lining 101, a protective sleeve 104 is wrapped on the outer wall of the honeycomb layer 103, the cable 1 is connected in the cable clamp 2 in a penetrating manner, the cable clamp 2 is of an upper-lower two-layer structure, and a locking mechanism 3 and a fire extinguishing mechanism 5 are arranged inside the cable clamp 2. The cable 1 is arranged in a layered mode, the inner lining 101 increases strength, the heating value of the cable 1 is reduced, the honeycomb layer 103 improves the toughness of the cable 1, the cable 1 is not easy to break when being bent or pulled, the protective sleeve 104 is the outermost layer of the cable 1, the cable clamp 2 and the cable 1 are used in a matched mode, the locking mechanism 3 is a connecting component for fixing the cable 1 and the cable clamp 2, the fire extinguishing mechanism 5 serves as an external fireproof measure, and the fire retardant inside the cable 1 acts together, so that a double flame retardant function is achieved.
As a technical optimization scheme of the utility model, the inner liner 101 is of a cross-shaped structure with a solid center, the outer ring of the inner liner 101 is provided with a circular arc-shaped supporting piece, the cable 102 is arranged in the cavity 105 between the supporting piece and the center of the inner liner 101, and a gap between the cavity 105 and the cable 102 is filled with a flame retardant. The inner liner 101 plays a supporting role of the cable 1 in the center of the cable 1, the strength of the cable 1 is improved, the inner liner 101 separates the cables 102, the heating value of the cables 102 can be reduced, and the flame retardant filled in the cavity 105 effectively reduces the risk of combustion inside the cable 1.
As a technical optimization scheme of the utility model, the cable clamp 2 comprises an upper cover 201 and a base 202, wherein a semicircular hollow groove is formed in the lower end of the upper cover 201, a semicircular hollow groove symmetrical to the upper cover 201 is formed in the upper end of the base 202, a gasket 4 is arranged on the inner wall of the hollow groove, and a mounting groove is formed in the base 202. The cable clamp 2 is divided into an upper part and a lower part, so that the cable 1 is placed conveniently, the gasket 4 on the inner wall of the hollowed-out groove has an anti-slip function, and the cable 1 is not easy to slide after the cable clamp 2 is clamped.
As a technical optimization scheme of the utility model, the locking mechanism 3 comprises a bolt 301, a spring 302 and a flat pin 303, wherein the bolt 301 is of a cuboid structure with a barb at the tail end, the top end of the bolt 301 is fixedly connected with the bottom end of the upper cover 201, the flat pin 303 is of an L-shaped structure with a barb at the tail end, the flat pin 303 is horizontally arranged in a mounting groove in the base 202, and the spring 302 is fixedly arranged between the tail end of the flat pin 303 and the inner wall of the mounting groove. When the cable clamp 2 is used, the upper cover 201 is aligned with the base 202, the bolt 301 is inserted into the base 202, and the fixing of the cable clamp 2 can be completed by the bolt 301.
As a technical optimization scheme of the utility model, a vertical mounting groove matched with a bolt 301 is formed in the upper portion of a base 202, the tail end of the bolt 301 and the tail end of a flat pin 303 are inclined planes, barbs at the tail ends of the bolt 301 and the flat pin 303 are matched, and the head end of the flat pin 303 extends out of the mounting groove. The bolt 301 contacts with the inclined surface of the tail end of the flat pin 303, the inclined surface of the tail end of the flat pin 303 is stressed by pressing the upper cover 201, the spring 302 is stressed to compress, the barb at the tail end of the bolt 301 is engaged with the barb of the flat pin 303, the spring 302 rebounds, the barb can be locked, when unlocking is needed, the head end of the flat pin 303 protruding out of two sides of the mounting groove is pressed, the flat pin 303 is pressed into the mounting groove, the barb is separated, the upper cover 201 can be smoothly taken out, and the separation of the cable clamp 2 is completed.
As a technical optimization scheme of the utility model, the fire extinguishing mechanism 5 comprises a fire extinguishing cylinder 501 and fire detecting pipes 502, the fire extinguishing cylinder 501 is of a cylindrical structure, the interior of the fire extinguishing cylinder 501 is filled with a pressurized fire extinguishing agent, two ends of the bottom of the fire extinguishing cylinder 501 are provided with outlets, and a plurality of fire detecting pipes 502 are uniformly arranged at each outlet. The fire detection tube 502 is a nonmetal flexible hose which is melted and exploded in the range of 150+/-10 ℃ and has certain strength, when a fire occurs outside, the fire detection tube 502 is exploded, the pressurized fire extinguishing agent in the fire extinguishing cylinder 501 is sprayed out from the outlet and covers the outer surface of the cable 1, so that the flame can be extinguished, the spread of the fire is slowed down, and the loss is effectively reduced.
As a technical optimization scheme of the utility model, the fire extinguishing cylinder 501 is connected to the upper part of the upper cover 201 in a penetrating way, and outlets at two ends of the fire extinguishing cylinder 501 are positioned on the same vertical plane with the center of the gasket 4. Fire extinguishing mechanism 5 is needed on both sides of each cable clamp 2, so that the fire extinguishing cylinder 501 is connected to the upper cover 201 in a penetrating way, an opening convenient for bolt fastening can be formed in the top of the upper cover 201, the replacement of the fire extinguishing cylinder 501 is convenient, the outlet of the fire extinguishing cylinder 501 is above the center of the gasket 4, and the cable 1 is conveniently and uniformly covered with fire extinguishing agent when needed.
When the cable clamp is used, after the cable 1 is connected with fire-fighting equipment, a fire cabinet and the like in some fire-fighting facilities or environments where the equipment is used, the cable clamp 2 can be arranged at a position where wires are densely distributed or a position close to fire conditions, the cable 1 is placed in a hollowed-out groove on the base 202 of the cable clamp 2, then the upper cover 201 is aligned to the base 202, the inclined surface of the tail end of the flat pin 303 is stressed by pressing the upper cover 201, the spring 302 is compressed under stress, a barb at the tail end of the bolt 301 is connected with the barb of the flat pin 303, the spring 302 rebounds, the barb can be locked, the gasket 4 can play a role of anti-skid, the cable clamp 2 is prevented from sliding randomly, the fire retardant in the cable 1 can effectively reduce fire conditions when the cable 102 heats and fires, and the fire extinguishing mechanism 5 on the cable clamp 2 can release fire extinguishing agent in the fire extinguishing cylinder 501 within a range of 150+/-10 ℃ by bursting the fire extinguishing tube 502, the fire conditions are controlled, the cable 1 is prevented from igniting other nearby or fire-fighting facilities, the used cylinder is also convenient to replace the cable 2.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a special two fire-retardant power cable of fire control system, includes cable (1) and cable clamp (2), its characterized in that: inside center of cable (1) is provided with inside lining (101), and inside lining (101) outer wall is provided with honeycomb layer (103), and honeycomb layer (103) outer wall parcel has protective sheath (104), and cable (1) cross-under is in cable clamp (2), and cable clamp (2) are upper and lower two-layer structure, and cable clamp (2) inside is provided with locking mechanism (3) and fire extinguishing mechanism (5).
2. The dual-flame-retardant power cable special for a fire-fighting system according to claim 1, wherein the inner liner (101) is of a cross-shaped structure with a solid center, an arc-shaped supporting piece is arranged on the outer ring of the inner liner (101), the cable (102) is arranged in a cavity (105) between the supporting piece and the center of the inner liner (101), and a gap between the cavity (105) and the cable (102) is filled with flame retardant.
3. The dual-flame-retardant power cable special for a fire-fighting system according to claim 1, wherein the cable clamp (2) comprises an upper cover (201) and a base (202), a semicircular hollowed-out groove is formed in the lower end of the upper cover (201), a semicircular hollowed-out groove symmetrical to the upper cover (201) is formed in the upper end of the base (202), a gasket (4) is arranged on the inner wall of the hollowed-out groove, and a mounting groove is formed in the base (202).
4. The special double-flame-retardant power cable for the fire-fighting system according to claim 3, wherein the locking mechanism (3) comprises a bolt (301), a spring (302) and a flat pin (303), the bolt (301) is of a cuboid structure with barbs at the tail end, the top end of the bolt (301) is fixedly connected with the bottom end of the upper cover (201), the flat pin (303) is of an L-shaped structure with barbs at the tail end, the flat pin (303) is horizontally arranged in an installation groove in the base (202), and the spring (302) is fixedly arranged between the tail end of the flat pin (303) and the inner wall of the installation groove.
5. The dual-flame-retardant power cable special for a fire-fighting system according to claim 4, wherein a vertical installation groove matched with the bolt (301) is formed in the upper portion of the base (202), the tail end of the bolt (301) and the tail end of the flat pin (303) are inclined planes, barbs at the tail ends of the bolt (301) and the flat pin (303) are matched, and the head end of the flat pin (303) extends out of the installation groove.
6. A special double-flame-retardant power cable for a fire-fighting system according to claim 3, wherein the fire-extinguishing mechanism (5) comprises a fire-extinguishing cylinder (501) and fire-detecting pipes (502), the fire-extinguishing cylinder (501) is of a cylindrical structure, the inside of the fire-extinguishing cylinder (501) is filled with a pressurized fire-extinguishing agent, two ends of the bottom of the fire-extinguishing cylinder (501) are provided with outlets, and each outlet is uniformly provided with a plurality of fire-detecting pipes (502).
7. The dual-flame-retardant power cable special for a fire-fighting system according to claim 6, wherein the fire extinguishing cylinder (501) is connected to the upper part of the upper cover (201) in a penetrating way, and outlets at two ends of the fire extinguishing cylinder (501) and the center of the gasket (4) are arranged on the same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321258832.4U CN220290511U (en) | 2023-05-23 | 2023-05-23 | Special double-flame-retardant power cable for fire-fighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321258832.4U CN220290511U (en) | 2023-05-23 | 2023-05-23 | Special double-flame-retardant power cable for fire-fighting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220290511U true CN220290511U (en) | 2024-01-02 |
Family
ID=89331160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321258832.4U Active CN220290511U (en) | 2023-05-23 | 2023-05-23 | Special double-flame-retardant power cable for fire-fighting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220290511U (en) |
-
2023
- 2023-05-23 CN CN202321258832.4U patent/CN220290511U/en active Active
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