CN109102954B - Cable with automatic fire extinguishing function for wind power generation - Google Patents

Cable with automatic fire extinguishing function for wind power generation Download PDF

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Publication number
CN109102954B
CN109102954B CN201810783815.XA CN201810783815A CN109102954B CN 109102954 B CN109102954 B CN 109102954B CN 201810783815 A CN201810783815 A CN 201810783815A CN 109102954 B CN109102954 B CN 109102954B
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cable
arc
gasket
smoke
shaped
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CN109102954A (en
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朱有文
李宝贵
李高永
谢玉娟
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Yangzhou Zhixin Electronic Technology Co ltd
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Yangzhou Zhixin Electronic Technology Co ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
    • A62C37/42—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with mechanical connection between sensor and actuator, e.g. rods, levers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875—Multi-layer sheaths
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/03—Cooling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0406—Details thereof
    • H02G3/0412—Heat or fire protective means

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

The invention discloses a cable with an automatic fire extinguishing function for wind power generation, which comprises a controller, a main pipeline, a plurality of cable bodies and a plurality of protection devices, wherein each protection device comprises an upper cover, a lower cover and a protection pipe, the upper cover is provided with a first threaded rod, a first movable block and a first locking nut are sleeved on the first threaded rod, the outer side wall of the first movable block is hinged with a plurality of first connecting rods, the first connecting rods are hinged with a first abutting part, the lower cover is provided with a second threaded rod, the second threaded rod sleeve has second movable block and second lock nut, and the lateral wall of second movable block articulates there are a plurality of second connecting rods, and the second connecting rod articulates there is second butt portion, and the person in charge is connected with a plurality of branch pipes, and inside every branch pipe was located a protection tube, the inside wall of protection tube passed through fan bracket and was fixed with the fan, and the lower surface mounting of upper cover has temperature sensor and smoke transducer. The cable has high strength and an automatic fire extinguishing function.

Description

Cable with automatic fire extinguishing function for wind power generation
Technical Field
The invention relates to the field of cables, in particular to a cable with an automatic fire extinguishing function for wind power generation.
Background
Wind power generation is widely applied due to clean pollution and regeneration, and with the development of technology, wind power generation fields are established in areas with better wind power resources at present, a very high wind tower needs to be established for wind power generation, a plurality of cables penetrate through the wind tower to connect a generator with electrical equipment on the ground, at present, a common wind power cable is structurally characterized by comprising a conductor, an insulating layer and a sheath layer, wherein the conductor is wrapped in the insulating layer, and the insulating layer is wrapped in the sheath layer. However, these constructions do not clearly satisfy all the requirements due to the particular environment in which the wind energy cable is used. For example, cables inside wind towers tend to become entangled and easily wear on each other. And there are problems of excessive temperature, even fire, etc. due to the transmission of power.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides a cable with an automatic fire extinguishing function for wind power generation.
The technical scheme is as follows: a cable comprises a controller, a main pipeline, a plurality of cable bodies and a plurality of protection devices, wherein one of the cable bodies is an auxiliary cable, and the other cable bodies are wind energy cables; the inner side wall of the protection tube is provided with a plurality of vertical through grooves with arc-shaped cross sections, a cable body is arranged in each vertical through groove, the outer circumference of the upper cover is provided with a plurality of first arc-shaped grooves, and the outer circumference of the lower cover is provided with a plurality of second arc-shaped grooves; the upper cover is characterized in that a first threaded rod is arranged on the upper surface of the upper cover, a first movable block and a first locking nut are sleeved on the first threaded rod, a plurality of first connecting rods are hinged to the outer side wall of the first movable block, a first abutting part is hinged to the end part of each first connecting rod, a second threaded rod is arranged on the lower surface of the lower cover, a second movable block and a second locking nut are sleeved on the second threaded rod, a plurality of second connecting rods are hinged to the outer side wall of the second movable block, a second abutting part is hinged to the end part of each second connecting rod, the number of the vertical through grooves, the number of the first arc-shaped grooves, the number of the second abutting parts and the number of the second abutting parts are equal, the cross sections of the first abutting parts and the second abutting parts are arc-shaped, each first abutting part abuts against one cable body, and each second; each upper cover is provided with a first through hole through which a main pipe penetrates, each lower cover is provided with a second through hole through which the main pipe penetrates, the top end of the main pipe is closed, the bottom end of the main pipe is connected with an inert gas generating device, the main pipe is connected with a plurality of branch pipes, each branch pipe is provided with a valve, the number of the branch pipes is equal to that of the protecting devices, each branch pipe is positioned inside one protecting pipe and positioned between the upper cover and the lower cover of the protecting pipe, a fan is fixed on the inner side wall of each protecting pipe through a fan support, and a temperature sensor and a smoke sensor are mounted on the lower surface of the upper cover; the protection tube is provided with a plurality of through holes, an electromagnet part, an upper fixing ring and a lower fixing ring are fixed on the outer side wall of the protection tube, the electromagnet part is located between the upper fixing ring and the lower fixing ring, the upper fixing ring is connected with the top end of a first corrugated tube, the bottom end of the first corrugated tube is connected with a first iron ring, the lower fixing ring is connected with the bottom end of a second corrugated tube, and the top end of the second corrugated tube is connected with a second iron ring; the auxiliary cable is internally provided with a power transmission line and a signal transmission line; and the inert gas generating device, all the temperature sensors, all the smoke sensors, all the electromagnet parts, all the fans and all the valves are connected with the controller.
Further, a first arc-shaped gasket is arranged at the top end of the first vertical through groove, and a second arc-shaped gasket is arranged at the bottom end of the first vertical through groove; a third arc-shaped gasket is arranged at the first arc-shaped groove, and a fourth arc-shaped gasket is arranged at the second arc-shaped groove; a fifth arc-shaped gasket is arranged at the first abutting part, and a sixth arc-shaped gasket is arranged at the second abutting part; the first gasket, the second gasket, the third gasket, the fourth gasket, the fifth gasket and the sixth gasket are all elastic rubber gaskets.
Further, the vertical logical groove of protection tube quantity is 6, and a plurality of cable body divide into 1 auxiliary cable and 5 wind energy cables, the auxiliary cable is used for supplying power for all temperature sensor, all smoke transducer, all electro-magnet portion, all fans, all valves, and the auxiliary cable is all temperature sensor and all smoke transducer transmission signal.
Furthermore, the wind energy cable sequentially comprises a wear-resistant layer, an armor layer, a first insulating layer and a first flame-retardant layer from outside to inside, a plurality of pressure-resistant pipes are arranged between the first insulating layer and the first flame-retardant layer, a tensile rope and a plurality of core wires are arranged in the first insulating layer, a tensile rope sheath is arranged outside the tensile rope, and the core wires sequentially comprise the inner protective layer, a second flame-retardant layer, a shielding layer, a second insulating layer and a conductor from outside to inside; the pressure-resistant pipe is a hollow rubber pipe.
Further, the outer side wall of each protection pipe is provided with more than 2 electromagnet parts, and all the electromagnet parts of each protection pipe are located at the same horizontal height.
Further, the inner side wall and the outer side wall of the first corrugated pipe and the second corrugated pipe are provided with fireproof coatings.
Further, the controller controls to close the fan and open the electromagnet part, the valve and the inert gas generating device when the smoke sensor senses that the measurement value of the smoke or the temperature sensor is greater than a second threshold value for each protection device; when the smoke sensor does not sense smoke and the measurement value of the temperature sensor is between a first threshold value and a second threshold value, the fan is started, and the electromagnet part, the valve and the inert gas generating device are closed; and when the smoke sensor does not sense smoke and the measurement value of the temperature sensor is smaller than a first threshold value, the fan, the electromagnet part, the valve and the inert gas generating device are closed.
Further, the distance between adjacent protective tubes is less than 0.3 meters.
Further, every protection tube fixedly connected with 2 fixed bolster.
The wireless communication unit is further included, and when the more than one smoke sensor senses that the measured value of the smoke or the more than one temperature sensor is larger than a second threshold value, the wireless communication unit is controlled to transmit an alarm signal.
Further, a plurality of elastic ropes are arranged between the first fixing ring and the first iron ring.
The cable body is mainly supported and fixed by the first supporting part and the second supporting part, and can be supported and fixed by rotating the first locking nut and the second locking nut.
Has the advantages that: according to the cable, the plurality of cable bodies are integrated, so that the actual cable is higher in mechanical strength, the cable is convenient to arrange and fix, and the cable has the function of automatically extinguishing fire when a fire breaks out. In addition, a plurality of protection devices are connected in series, the length of a single protection device can be longer, and the distance between the protection devices can be very small, so that the cable body can be protected as much as possible, and the flexibility of the cable body can not be damaged.
Drawings
FIG. 1 is a schematic view of a cable when the electromagnet portion is not turned on;
FIG. 2 is a schematic view of the cable with the electromagnet portion open;
FIG. 3 is a schematic top view of the protective tube and the upper cover when mated;
FIG. 4 is a schematic view of a wind energy cable.
Detailed Description
Reference numerals: 1, covering the cover; 1.1 a first abutment; 1.2 a first connecting rod; 1.3 first threaded rod; 1.4 a first movable block; 1.5 first lock nut; 1.6 third arc gasket; 1.7 temperature sensor; 1.8 smoke sensors; 1.10 first connecting ribs; 2, covering the lower cover; 2.1 a second abutment; 2.2 a second connecting rod; 2.3 a second threaded rod; 2.4 a second movable block; 2.5 a second lock nut; 2.6 fourth arc gasket; 3 protecting the tube; 3.1 a first arc-shaped gasket; 3.2 second arc gasket; 3.3 through holes; 3.4, 3.5 fixing the bracket; 4, a main pipeline; 4.1 branch pipelines; 4.2 a valve; 5, a fan; 5.1 a fan bracket; 6 an electromagnet part; 6.1 a first retaining ring; 6.1.1 first bellows; 6.1.2 first iron ring; 6.2 second fixed ring; 6.2.1 second bellows; 6.2.2 second iron ring; 10.1 auxiliary cables; 10.2 a wind energy cable; 11.1 wear resistant layer; 11.2 an armor layer; 11.3 a first insulating layer; 11.5 a first flame retardant layer; 11.4 pressure resistant tubing; 12.1 inner sheath layer; 12.2 a second flame retardant layer; 12.3 a shielding layer; 12.4 a second insulating layer; 12.5 a conductor; 13.1 tensile resistance; 13.2 tensile cord sheath.
A cable comprises a controller, a main pipeline 4, a plurality of cable bodies and a plurality of protection devices, wherein one of the cable bodies is an auxiliary cable 10.1, and the rest are wind energy cables 10.2, each protection device comprises a circular upper cover 1, a circular lower cover 2 and a circular cylindrical protection tube 3, the upper cover is fixedly connected with the protection tube through a plurality of first connecting ribs, and the lower cover is fixedly connected with the protection tube through a plurality of second connecting ribs; the inner side wall of the protection tube is provided with a plurality of vertical through grooves with arc-shaped cross sections, a cable body is arranged in each vertical through groove, the outer circumference of the upper cover is provided with a plurality of first arc-shaped grooves, and the outer circumference of the lower cover is provided with a plurality of second arc-shaped grooves; the upper surface of the upper cover is provided with a first threaded rod 1.3, the first threaded rod is sleeved with a first movable block 1.4 and a first lock nut 1.5, the outer side wall of the first movable block is hinged with a plurality of first connecting rods 1.2, the end part of each first connecting rod is hinged with a first abutting part 1.1, the lower surface of the lower cover is provided with a second threaded rod 2.3, the second threaded rod is sleeved with a second movable block 2.4 and a second locking nut 2.5, the outer side wall of the second movable block is hinged with a plurality of second connecting rods 2.2, the end part of each second connecting rod is hinged with a second abutting part 2.1, the number of the vertical through grooves, the first arc-shaped groove, the second arc-shaped groove, the first abutting part and the second abutting part are equal, the cross sections of the first abutting part and the second abutting part are arc-shaped, each first abutting part abuts against one cable body, and each second abutting part abuts against one cable body; each upper cover is provided with a first through hole through which a main pipe penetrates, each lower cover is provided with a second through hole through which the main pipe penetrates, the top end of the main pipe is closed, the bottom end of the main pipe is connected with an inert gas generating device, the main pipe 4 is connected with a plurality of branch pipes 4.1, each branch pipe is provided with a valve 4.2, the number of the branch pipes 4.2 is equal to the number of the protection devices, each branch pipe is positioned inside one protection pipe and positioned between the upper cover 1 and the lower cover of the protection pipe, a fan 5 is fixed on the inner side wall of the protection pipe through a fan support 5.1, and a temperature sensor 1.7 and a smoke sensor 1.8 are mounted on the lower surface of the upper cover; the protection tube is provided with a plurality of through holes, an electromagnet part 6, an upper fixing ring 6.1 and a lower fixing ring 6.2 are fixed on the outer side wall of the protection tube, the electromagnet part 6 is positioned between the upper fixing ring 6.1 and the lower fixing ring 6.2, the upper fixing ring 6.1 is connected with the top end of a first corrugated tube 6.1.1, the bottom end of the first corrugated tube 6.1.1 is connected with a first iron ring 6.1.2, the lower fixing ring 6.2 is connected with the bottom end of a second corrugated tube 6.2.1, the top end of the second corrugated tube 6.2.1 is connected with a second iron ring 6.2.2, when the electromagnet part is closed, the first corrugated tube and the second corrugated tube do not shield any through hole, when the electromagnet part is opened, the first iron ring and the second iron ring are attracted by the electromagnet part, so that all the through holes of the protection tube where the electromagnet part is located are shielded by the first corrugated tube 6.1.1 or the second corrugated; the auxiliary cable is internally provided with a power transmission line and a signal transmission line; the inert gas generating device, all the temperature sensors, all the smoke sensors, all the electromagnet part 6, all the fan 5 and all the valves are connected with the controller.
The top end of the first vertical through groove is provided with a first arc-shaped gasket, and the bottom end of the first vertical through groove is provided with a second arc-shaped gasket; a third arc-shaped gasket is arranged at the first arc-shaped groove, and a fourth arc-shaped gasket is arranged at the second arc-shaped groove; a fifth arc-shaped gasket is arranged at the first abutting part, and a sixth arc-shaped gasket is arranged at the second abutting part; the first gasket, the second gasket, the third gasket, the fourth gasket, the fifth gasket and the sixth gasket are all elastic rubber gaskets. The quantity of the vertical logical groove of protection tube is 6, and a plurality of cable bodies divide into 1 auxiliary cable and 5 wind energy cables, the auxiliary cable is used for supplying power for all temperature sensor, all smoke transducer, all electro-magnet portion, all fans, all valves, and the auxiliary cable is all temperature sensor and all smoke transducer transmission signal. The outer side wall of each protection tube is provided with more than 2 electromagnet parts, and all the electromagnet parts of each protection tube are positioned at the same horizontal height. And the inner side wall and the outer side wall of the first corrugated pipe and the second corrugated pipe are both provided with fireproof coatings. The distance between adjacent protection tubes is less than 0.3 m. Every protection tube fixedly connected with 2 fixed bolster.
The wind energy cable can adopt the following structure, has good flame-retardant insulating property due to the two insulating layers and the two flame-retardant layers, and resists torsion and extrusion due to the pressure-resistant pipe.
The wind energy cable sequentially comprises a wear-resistant layer 11.1, an armor layer 11.2, a first insulating layer 11.3 and a first flame-retardant layer 11.5 from outside to inside, a plurality of pressure-resistant pipes 11.4 are arranged between the first insulating layer 11.3 and the first flame-retardant layer 11.5, a tensile rope and a plurality of core wires are arranged in the first insulating layer 11.5, a tensile rope sheath 13.1 is arranged outside the tensile rope 13.2, and the core wires sequentially comprise an inner sheath layer 12.1, a second flame-retardant layer 12.2, a shielding layer 12.3, a second insulating layer 12.4 and a conductor 12.5 from outside to inside; the pressure-resistant pipe is a hollow rubber pipe.
Because a plurality of cable bodies are integrated together to have a protection device at a distance of every, and protection device can fix on the inside wall of wind tower, thereby the bulk strength of cable is bigger, and is not fragile. In addition, since the wind energy cable is used for transmitting power, heat is generated even combustion may occur after long-term use, and in order to cope with such a situation, the controller controls, for each protection device, when the smoke sensor senses that the measurement value of the smoke or temperature sensor is greater than a second threshold value (at which the cable is likely to be combusted), the fan to be turned off, and the electromagnet portion, the valve and the inert gas generation device to be turned on; when the smoke sensor does not sense smoke and the measurement value of the temperature sensor is between the first threshold value and the second threshold value (only the cable is heated and combustion does not occur at the moment), the fan is started, the electromagnet part, the valve and the inert gas generating device are closed, and therefore the fan is used for dissipating heat of the cable; when the smoke sensor does not sense smoke and the measurement value of the temperature sensor is smaller than the first threshold value (at the moment, the cable does not seriously heat and only needs natural heat dissipation), the fan, the electromagnet part, the valve and the inert gas generating device are closed. When the cable is possibly burnt, the electromagnet part is opened, the first corrugated pipe and the second corrugated pipe are used for sealing all the through holes of the protective pipe, so that external oxygen is prevented from entering the protective pipe, and in addition, the inert gas generating device and the valve are opened, so that the inert gas enters the protective pipe to be filled, and further the burning is prevented. There is certain clearance, and the clearance is very little between upper cover, lower cover and the protection tube to when inert gas gets into, drive out oxygen, prevent the burning.
In addition, in order to remotely monitor the cable, for all the temperature sensors and the smoke sensors of the cable, when more than one smoke sensor senses smoke or the measured value of more than one temperature sensor is greater than a second threshold value, the wireless communication unit is controlled to transmit an alarm signal. Therefore, the remote monitoring is realized, and the timely rescue of maintenance personnel is facilitated.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.

Claims (6)

1. A cable with an automatic fire extinguishing function for wind power generation is characterized by comprising a controller, a wireless communication unit, a main pipeline, a plurality of cable bodies and a plurality of protection devices, wherein one of the cable bodies is an auxiliary cable, and the other cable bodies are wind power cables; the inner side wall of the protection tube is provided with a plurality of vertical through grooves with arc-shaped cross sections, a cable body is arranged in each vertical through groove, the outer circumference of the upper cover is provided with a plurality of first arc-shaped grooves, and the outer circumference of the lower cover is provided with a plurality of second arc-shaped grooves; the upper cover is characterized in that a first threaded rod is arranged on the upper surface of the upper cover, a first movable block and a first locking nut are sleeved on the first threaded rod, a plurality of first connecting rods are hinged to the outer side wall of the first movable block, a first abutting part is hinged to the end part of each first connecting rod, a second threaded rod is arranged on the lower surface of the lower cover, a second movable block and a second locking nut are sleeved on the second threaded rod, a plurality of second connecting rods are hinged to the outer side wall of the second movable block, a second abutting part is hinged to the end part of each second connecting rod, the number of the vertical through grooves, the number of the first arc-shaped grooves, the number of the second abutting parts and the number of the second abutting parts are equal, the cross sections of the first abutting parts and the second abutting parts are arc-shaped, each first abutting part abuts against one cable body, and each second; each upper cover is provided with a first through hole through which a main pipe penetrates, each lower cover is provided with a second through hole through which the main pipe penetrates, the top end of the main pipe is closed, the bottom end of the main pipe is connected with an inert gas generating device, the main pipe is connected with a plurality of branch pipes, each branch pipe is provided with a valve, the number of the branch pipes is equal to that of the protecting devices, each branch pipe is positioned inside one protecting pipe and positioned between the upper cover and the lower cover of the protecting pipe, a fan is fixed on the inner side wall of each protecting pipe through a fan support, and a temperature sensor and a smoke sensor are mounted on the lower surface of the upper cover; the protection tube is provided with a plurality of through holes, an electromagnet part, an upper fixing ring and a lower fixing ring are fixed on the outer side wall of the protection tube, the electromagnet part is located between the upper fixing ring and the lower fixing ring, the upper fixing ring is connected with the top end of a first corrugated tube, the bottom end of the first corrugated tube is connected with a first iron ring, the lower fixing ring is connected with the bottom end of a second corrugated tube, and the top end of the second corrugated tube is connected with a second iron ring; the auxiliary cable is internally provided with a power transmission line and a signal transmission line; the inert gas generating device, all the temperature sensors, all the smoke sensors, all the electromagnet parts, all the fans and all the valves are connected with the controller; the top end of the first vertical through groove is provided with a first arc-shaped gasket, and the bottom end of the first vertical through groove is provided with a second arc-shaped gasket; a third arc-shaped gasket is arranged at the first arc-shaped groove, and a fourth arc-shaped gasket is arranged at the second arc-shaped groove; a fifth arc-shaped gasket is arranged at the first abutting part, and a sixth arc-shaped gasket is arranged at the second abutting part; the first gasket, the second gasket, the third gasket, the fourth gasket, the fifth gasket and the sixth gasket are elastic rubber gaskets; the controller controls each protection device, when the smoke sensor senses that smoke or the measured value of the temperature sensor is greater than a second threshold value, the fan is closed, and the electromagnet part, the valve and the inert gas generation device are opened; when the smoke sensor does not sense smoke and the measurement value of the temperature sensor is between a first threshold value and a second threshold value, the fan is started, and the electromagnet part, the valve and the inert gas generating device are closed; when the smoke sensor does not sense smoke and the measurement value of the temperature sensor is smaller than a first threshold value, the fan, the electromagnet part, the valve and the inert gas generating device are closed; the number of the vertical through grooves of the protection tube is 6, the cable bodies are divided into 1 auxiliary cable and 5 wind energy cables, the auxiliary cables are used for supplying power to all temperature sensors, all smoke sensors, all electromagnet parts, all fans and all valves, and the auxiliary cables transmit signals to all temperature sensors and all smoke sensors; and when more than one smoke sensor senses that the measured value of smoke or more than one temperature sensor is greater than a second threshold value, controlling the wireless communication unit to transmit an alarm signal.
2. The cable with the automatic fire extinguishing function for the wind power generation according to claim 1, wherein the wind energy cable sequentially comprises a wear-resistant layer, an armor layer, a first insulating layer and a first flame-retardant layer from outside to inside, a plurality of pressure-resistant pipes are arranged between the first insulating layer and the first flame-retardant layer, a tensile rope and a plurality of core wires are arranged in the first insulating layer, a tensile rope sheath is arranged outside the tensile rope, and the core wires sequentially comprise an inner protective layer, a second flame-retardant layer, a shielding layer, a second insulating layer and a conductor from outside to inside; the pressure-resistant pipe is a hollow rubber pipe.
3. The cable with automatic fire extinguishing function for wind power generation according to claim 1, wherein the outer side wall of each protection tube has 2 or more electromagnet portions, and all electromagnet portions of each protection tube are located at the same level.
4. The cable with the function of automatically extinguishing fire for wind power generation according to claim 1, wherein inner and outer side walls of the first corrugated tube and the second corrugated tube each have a fire-retardant coating.
5. The cable with automatic fire extinguishing function for wind power generation according to claim 1, wherein a distance between adjacent protective tubes is less than 0.2 m.
6. The cable with the automatic fire extinguishing function for wind power generation according to claim 1, wherein 2 fixing brackets are fixedly connected to each protection tube.
CN201810783815.XA 2018-07-17 2018-07-17 Cable with automatic fire extinguishing function for wind power generation Active CN109102954B (en)

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CN110706857B (en) * 2019-10-16 2020-11-20 扬州市红旗电缆制造有限公司 High ageing resistance does not have steamed low fire-retardant marine frock spare special cable of cigarette

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103545780A (en) * 2013-10-22 2014-01-29 国家电网公司 Fireproof cable channel
CN205212394U (en) * 2015-12-16 2016-05-04 北京金风科创风电设备有限公司 A cable protector and wind generating set for wind generating set
CN108010615A (en) * 2017-11-28 2018-05-08 安徽恒晶电缆集团有限公司 A kind of anti-twist cable used for wind power generation
CN207475151U (en) * 2017-10-23 2018-06-08 天津海能电力建设有限公司 A kind of protective device of long-distance transmission line

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103545780A (en) * 2013-10-22 2014-01-29 国家电网公司 Fireproof cable channel
CN205212394U (en) * 2015-12-16 2016-05-04 北京金风科创风电设备有限公司 A cable protector and wind generating set for wind generating set
CN207475151U (en) * 2017-10-23 2018-06-08 天津海能电力建设有限公司 A kind of protective device of long-distance transmission line
CN108010615A (en) * 2017-11-28 2018-05-08 安徽恒晶电缆集团有限公司 A kind of anti-twist cable used for wind power generation

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