CN105771116A - Cable fireproof device and using method thereof - Google Patents

Cable fireproof device and using method thereof Download PDF

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Publication number
CN105771116A
CN105771116A CN201610274253.7A CN201610274253A CN105771116A CN 105771116 A CN105771116 A CN 105771116A CN 201610274253 A CN201610274253 A CN 201610274253A CN 105771116 A CN105771116 A CN 105771116A
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CN
China
Prior art keywords
pipeline
cable
control device
fire
connecting rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610274253.7A
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Chinese (zh)
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CN105771116B (en
Inventor
吴明
李涛
孙建波
杜华芳
谭旭东
杨佳伟
王飞
孙文武
姜贵耀
滕杰
吕友
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Baishang Baide Cable Co ltd
Original Assignee
State Grid Corp of China SGCC
Weihai Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Weihai Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201610274253.7A priority Critical patent/CN105771116B/en
Publication of CN105771116A publication Critical patent/CN105771116A/en
Application granted granted Critical
Publication of CN105771116B publication Critical patent/CN105771116B/en
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Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C3/00Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C37/00Control of fire-fighting equipment
    • A62C37/08Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
    • A62C37/10Releasing means, e.g. electrically released
    • A62C37/11Releasing means, e.g. electrically released heat-sensitive
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02Means for indicating or recording specially adapted for thermometers
    • G01K1/024Means for indicating or recording specially adapted for thermometers for remote indication
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/04Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0406Details thereof
    • H02G3/0412Heat or fire protective means

Abstract

The invention relates to a cable fireproof device. The cable fireproof device comprises a pipeline, wherein the pipeline is provided with a rectangular inserting groove and a rectangular inserting plate; a temperature sensor, a control device and an automatic extinguisher are arranged at the bottom rear part of the pipeline; an unloading groove is formed in the rear wall of the pipeline, a bottom plate is arranged on the rear wall of the pipeline, and a sand layer is stuffed in the unloading groove; chock blocks are arranged on the lower edge of the front end surface of the unloading groove; rotating shafts and claws are arranged in front of the bottom plate; a connecting rod is connected between the claws, and is provided with a chock ring and a compression ring; a speed reducing motor, a lead screw and a coil are also arranged on the side wall of the pipeline, and a lug, a cover plate, a torsion spring, a permanent magnet and an electromagnet are also arranged on the pipeline; a standing plate and a horizontal plate are arranged at the middle of the bottom plate of the pipeline. A using method of the cable fireproof device is performed through the following manner of sending an alarm, performing self-extinguishing, performing burying, performing sealing and the like. According to the cable fireproof device disclosed by the invention, varied fire preventing and extinguishing manners of sending the alarm, controlling the automatic extinguisher to extinguish a fire, burying cables with the sand layer, sealing the pipeline and the like can be selected according to different temperature.

Description

A kind of cable fire-proof device and using method thereof
Technical field
The present invention relates to cable fire-proof technical field, be specifically related to a kind of cable fire-proof device and using method thereof.
Background technology
Along with socio-economic development and power equipment update, the advantage that power cable saves ground space with it, cable run earth fault rate is low is used widely.But power cable application time, due to material or construction reason be more easy to generation insulation damages and cause end to puncture, on fire, also occurred to cause because cable surrounding is on fire causing the situation of ignition of cable power breakdown, cause serious economic loss;Therefore, how cable being carried out fire prevention back-fire relief is a very important problem in power system.
Applying date 2014.09.01, a kind of cable automatic fire extinguisher of the patent disclosure of application number 201410456144.8, including fire extinguishing sprayer, fire extinguisher body, fire extinguishing starts button, connecting rod, pressure lever, DC electromagnet, support bar, wire, fire extinguishing start-up connector, cigarette sensing temperature is popped one's head in, switch charged indicator, crust of the device, described fire extinguisher body is positioned at the bottom of crust of the device, and the fire extinguishing sprayer that is respectively arranged at two ends with of fire extinguisher body starts button with fire extinguishing, described fire extinguishing startup button is connected with connecting rod in turn, pressure lever, DC electromagnet and wire, and the homonymy of pressure lever and DC electromagnet is connected to support bar, described fire extinguishing start-up connector, cigarette sensing temperature is popped one's head in and is switched charged indicator and is connected in turn on wire.Present invention is generally directed to power cable on fire, be just automatically obtained fire extinguishing at the intensity of a fire initial stage, it is to avoid the economic loss that fire expands and causes, and have that volume is little, fire-fighting efficiency is high, suitable in the advantage of power equipment fire extinguishing.
But said apparatus is put out a fire only by fire extinguisher, extinguishing effect mode is single, and extinguishing effect is limited, if cable surrounding is on fire and the intensity of a fire is relatively big, and single fire extinguisher is obviously not enough to extinguish fire.
Summary of the invention
In order to solve, there is provided a kind of cable fire-proof device and using method thereof, it is possible to select to launch the various ways such as signal alarm, control Automatic Fire Extinguisher fire extinguishing, sandy soil layer buried cable, closed conduct by wireless transmitter module according to different temperature and carry out fireproof fire-extinguishing.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of cable fire-proof device, it is characterised in that: include the horizontally disposed pipeline in order to be coated with cable;
Described pipeline is the hollow pipe that upper end is open, pair of sidewalls front corresponding to described pipe lengths is provided with the rectangular slot of setting downwards, be inserted with rectangle plate in described rectangular slot, described rectangle plate, rectangular slot lower horizontal edge be arranged with card and set the half slot of cable;
Described pipeline rear of going to the bottom is provided with temperature sensor, and described temperature sensor is electrically connected with control device, and described control device is also electrically connected with at least one Automatic Fire Extinguisher, and the nozzle place of described Automatic Fire Extinguisher is provided with the electromagnetic valve electrically connected with described control device;
nullIt is provided with blowpit along described pipe lengths above described conduit back wall,On described blowpit、Lower both ends open is arranged,It is hinged with to cover the base plate of described blowpit lower end below described blowpit rear end face,It is filled with sand bed in described blowpit,Along being provided with at least two blocks under described blowpit front end face,Described base plate front and described block corresponding position are provided with rotating shaft,Every rotating shaft is hinged with one in order to be fastened on the hook above described block,A connecting rod it is connected between described hook,The described connecting rod traverse arbitrary sidewall of described pipeline,Described connecting rod is additionally provided with a grade ring near pipe side wall 10mm-100mm position,On described connecting rod, the part between pipe side wall and shelves ring is also wrapped with compression spring,Described pipe side wall is additionally provided with reducing motor,Drive below described reducing motor and be connected to screw mandrel,Described screw mandrel is connected with screwed pipe,Described screwed pipe periphery is rectangle,Described screwed pipe lower end is fastened on inside described shelves ring,Described pipe side wall is additionally provided with a gag lever post,Described gag lever post is provided with a spacing hole coordinated with described screwed pipe periphery;
Rear, described pipeline pair of sidewalls upper surface is respectively equipped with a lug, under a pair lug, rear is hinged with the cover plate coordinated with described pipeline upper surface, every lug is additionally provided with the torsionspring that a described cover plate of driving turns down forward, on arbitrary lug, front is slidably inserted with permanent magnet along described pipe lengths, described permanent magnet is fastened on described cover plate front, is additionally provided with the electric magnet coordinated with described permanent magnet outside described lug;
Described reducing motor, electric magnet electrically connect with control device respectively, and described temperature sensor, control device, the electromagnetic valve of Automatic Fire Extinguisher, reducing motor, electric magnet are powered by a rechargable power supplies;
Being provided with a riser being highly not less than cable in the middle part of described pipeline base plate, rear, described riser upper edge is additionally provided with a transverse slat.
Further, the fire proof seal circle of a pair semi-circular shape also it is inserted with between described half slot inwall and cable.
Further, described rectangular slot, rectangle plate front/rear end are pointed.
Further, described rectangle plate front end face is additionally provided with a socket, and described pipeline antetheca is also bolted with and coordinates with described socket and then by fixing bolt fixing for described rectangle plate.
Further, described Automatic Fire Extinguisher is equidistantly distributed on described transverse slat.
Further, described control device at least includes a wireless transmitter module, and described wireless transmitter module is connected with main website server or communication of mobile terminal.
A kind of using method of cable fire-proof device, it is characterised in that: comprise the following steps:
Step one, reports to the police:
When described temperature inductor detects environment temperature up to or over T1Time, temperature signal is passed to described control device by described temperature inductor, and described control device controls described wireless transmitter module transmitting distress signal and reports to the police, and described main website server or mobile terminal send professional to come to check after receiving signal;
Step 2, self-extinguishing:
When described temperature inductor detects environment temperature up to or over T2Time, temperature signal is passed to described control device by described temperature inductor, and described control device controls the electromagnetic valve of described Automatic Fire Extinguisher and opens, and described Automatic Fire Extinguisher spray fire extinguishing agent is put out a fire;
Step 3, buries and sealing:
When described temperature sensor detects environment temperature up to or over T2And continue t1After time, described control device controls described reducing motor and drives described screw mandrel to rotate, owing to described screwed pipe can not be rotated by the restriction of described spacing hole, described screwed pipe steps up under described screw mandrel drives, after described screwed pipe departs from described shelves ring, connecting rod described in described compression Spring driving moves inward, described interlinking lever end skids off from pipeline, described connecting rod drives described hook to slip from described block, described base plate is opened downwards and is connected on described transverse slat, lets out and buried by cable thus reaching flame retardant effect under described sandy soil layer;
Described control device controls described electric magnet and obtains electric and attract described permanent magnet, described permanent magnet is moved outwardly until described permanent magnet and disengages with cover plate, described cover plate is driven by described torsionspring and overturns forward and cover in described pipeline upper surface, making described pipe sealing, isolation extraneous air is thus reaching flame retardant effect.
Further, described T2More than described T1
Further; in step 2; control device controls a remote control sending module and sends a trip signal; one receiver of remote-control sytem receives this trip signal; the output of described receiver of remote-control sytem is connected to the shunt opening breaking coil loop of chopper or is connected to the test button switch of earth leakage protective device, generates the trip operation of chopper or earth leakage protective device according to this.
Beneficial effects of the present invention:
The present invention has employing fire extinguishing means and organically combines: when temperature is up to or over T1Time, launch distress signal by wireless transmitter module and report to the police;When temperature is up to or over T2Time, control the device described Automatic Fire Extinguisher of control and put out a fire;When described temperature is up to or over T2And continue t1After time, control device and realize letting out under sandy soil layer by controlling the action of reducing motor, and realize the closing of cover plate by controlling the energising of described electric magnet, thoroughly block air, further put out a fire.
It addition, the rectangle plate of the present invention is easy to plug, and then cable can be mounted and dismounted;Described fire proof seal circle effectively realizes the sealing of cable.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the side view of the present invention.
Fig. 2 is the side sectional view of the present invention.
Fig. 3 is the Fig. 2 partial sectional view along line A-A.
Fig. 4 is B portion enlarged diagram in Fig. 3.
Fig. 5 is the scheme of installation of rectangle plate of the present invention.
In figure: 11. pipelines, 11a. rectangular slot, 11b. rectangle plate, 11c. half slot, 11d. fire proof seal circle, 11e. socket, 11f. fixes bolt, 11g. gag lever post, 11h. spacing hole, 2. temperature sensor, 3. control device, 4. Automatic Fire Extinguisher, 5. blowpit, 51. base plate, 52. blocks, 53. rotating shafts, 54. hook, 55. connecting rods, 55a. baffle ring, 56. compression spring, 57. reducing motors, 58. screw mandrels, 59. screwed pipe, 61. lugs, 62. cover plates, 63. torsionspring, 64. permanent magnets, 65. electric magnet, 7. cable, 81. risers, 82. transverse slats.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
A kind of cable fire-proof device, it is characterised in that: include the horizontally disposed pipeline 11 in order to be coated with cable;
The hollow pipe that described pipeline 11 opens for upper end, the pair of sidewalls front that described pipeline 11 length direction is corresponding is provided with the rectangular slot 11a of setting downwards, be inserted with rectangle plate 11b, described rectangle plate 11b in described rectangular slot 11a, the lower horizontal edge of rectangular slot 11a is arranged with card and sets the half slot 11c of cable 7;
Described pipeline 11 rear of going to the bottom is provided with temperature sensor 2, described temperature sensor 2 is electrically connected with control device 3, described control device 3 is also electrically connected with at least one Automatic Fire Extinguisher 4, and the nozzle place of described Automatic Fire Extinguisher 4 is provided with the electromagnetic valve electrically connected with described control device 3;
nullIt is provided with blowpit 5 along described pipeline 11 length direction above described pipeline 11 rear wall,On described blowpit 5、Lower both ends open is arranged,It is hinged with to cover the base plate 51 of described blowpit 5 lower end below described blowpit 5 rear end face,It is filled with sand bed in described blowpit 5,Along being provided with at least two blocks 52 under described blowpit 5 front end face,Described base plate 51 front and described block 52 corresponding position are provided with rotating shaft 53,Every rotating shaft 53 is hinged with one in order to be fastened on the hook 54 above described block 52,A connecting rod 55 it is connected between described hook 54,The described connecting rod 55 described arbitrary sidewall of pipeline 11 of traverse,Described connecting rod 55 is additionally provided with a grade ring 55a near pipeline 11 sidewall 10mm-100mm position,On described connecting rod 55, the part between pipeline 11 sidewall and shelves ring 55a is also wrapped with compression spring 56,Described pipeline 11 sidewall is additionally provided with reducing motor 57,Drive below described reducing motor 57 and be connected to screw mandrel 58,Described screw mandrel 58 is connected with screwed pipe 59,Described screwed pipe 59 periphery is rectangle,Described screwed pipe 59 lower end is fastened on inside described shelves ring 55a,Described pipeline 11 sidewall is additionally provided with a gag lever post 11g,Described gag lever post 11g is provided with a spacing hole 11h coordinated with described screwed pipe 59 periphery;
Rear, described pipeline 11 pair of sidewalls upper surface is respectively equipped with a lug 61,61 times rears of a pair lug are hinged with the cover plate 62 coordinated with described pipeline 11 upper surface, every lug 61 is additionally provided with the torsionspring 63 that a described cover plate 62 of driving turns down forward, on arbitrary lug 61, front is slidably inserted with permanent magnet 64 along described pipeline 11 length direction, described permanent magnet 64 is fastened on described cover plate 62 front, is additionally provided with the electric magnet 65 coordinated with described permanent magnet 64 outside described lug 61;
Described reducing motor 57, electric magnet 65 electrically connect with control device 3 respectively, and described temperature sensor 2, control device 3, the electromagnetic valve of Automatic Fire Extinguisher 4, reducing motor 57, electric magnet 65 are powered by a rechargable power supplies;
Being provided with a riser 81 being highly not less than cable 7 in the middle part of described pipeline 11 base plate, rear, described riser 81 upper edge is additionally provided with a transverse slat 82.
Further, the fire proof seal circle 11d of a pair semi-circular shape also it is inserted with between described half slot 11c inwall and cable 7.
Further, described rectangular slot 11a, rectangle plate 11b front/rear end are pointed.
Further, described rectangle plate 11b front end face is additionally provided with a socket 11e, and described pipeline 11 antetheca is also bolted with and coordinates with described socket 11e and then by fixing bolt 11f fixing for described rectangle plate 11b.
Further, described Automatic Fire Extinguisher 4 is equidistantly distributed on described transverse slat 82.
Further, described control device 3 at least includes a wireless transmitter module, and described wireless transmitter module is connected with main website server or communication of mobile terminal.
A kind of using method of cable fire-proof device, it is characterised in that: comprise the following steps:
Step one, reports to the police:
When described temperature inductor 2 detects environment temperature up to or over T1Time, temperature signal is passed to described control device 3 by described temperature inductor 2, and described control device 3 controls described wireless transmitter module transmitting distress signal and reports to the police, and described main website server or mobile terminal send professional to come to check after receiving signal;
Step 2, self-extinguishing:
When described temperature inductor 2 detects environment temperature up to or over T2Time, temperature signal is passed to described control device 3 by described temperature inductor 2, and described control device 3 controls the electromagnetic valve of described Automatic Fire Extinguisher 4 and opens, and described Automatic Fire Extinguisher 4 spray fire extinguishing agent is put out a fire;
Step 3, buries and sealing:
When described temperature sensor 2 detects environment temperature up to or over T2And continue t1After time, described control device 3 controls described reducing motor 57 and drives described screw mandrel 58 to rotate, owing to described screwed pipe 59 can not be rotated by the restriction of described spacing hole 11h, described screwed pipe 59 steps up under described screw mandrel 58 drives, after described screwed pipe 59 departs from described shelves ring 55a, described compression spring 56 drives described connecting rod 55 to move inward, described connecting rod 55 end skids off from pipeline 11, described connecting rod 55 drives described hook 54 to slip from described block 52, described base plate 51 is opened downwards and is connected on described transverse slat 82, let out under described sandy soil layer and cable buried thus reaching flame retardant effect;
Described control device 3 controls described electric magnet 65 and obtains electric and attract described permanent magnet 64, described permanent magnet 64 is moved outwardly until described permanent magnet 64 and disengages with cover plate 62, described cover plate 62 is driven by described torsionspring 63 and overturns forward and cover in described pipeline 11 upper surface, making described pipeline 11 close, isolation extraneous air is thus reaching flame retardant effect.
Further, described T2More than described T1
Further; in step 2; control device 3 controls a remote control sending module and sends a trip signal; one receiver of remote-control sytem receives this trip signal; the output of described receiver of remote-control sytem is connected to the shunt opening breaking coil loop of chopper or is connected to the test button switch of earth leakage protective device, generates the trip operation of chopper or earth leakage protective device according to this.

Claims (9)

1. a cable fire-proof device, it is characterised in that: include the horizontally disposed pipeline (11) in order to be coated with cable;
The hollow pipe that described pipeline (11) opens for upper end, the pair of sidewalls front that described pipeline (11) length direction is corresponding is provided with the rectangular slot (11a) of setting downwards, be inserted with rectangle plate (11b) in described rectangular slot (11a), described rectangle plate (11b), rectangular slot (11a) lower horizontal edge be arranged with card and set the half slot (11c) of cable (7);
Described pipeline (11) rear of going to the bottom is provided with temperature sensor (2), described temperature sensor (2) is electrically connected with control device (3), described control device (3) is also electrically connected with at least one Automatic Fire Extinguisher (4), and the nozzle place of described Automatic Fire Extinguisher (4) is provided with the electromagnetic valve electrically connected with described control device (3);
nullIt is provided with blowpit (5) along described pipeline (11) length direction above described pipeline (11) rear wall,On described blowpit (5)、Lower both ends open is arranged,It is hinged with to cover the base plate (51) of described blowpit (5) lower end below described blowpit (5) rear end face,Described blowpit is filled with sand bed in (5),Along being provided with at least two blocks (52) under described blowpit (5) front end face,Described base plate (51) front and described block (52) corresponding position are provided with rotating shaft (53),Every rotating shaft (53) is hinged with a hook (54) in order to be fastened on described block (52) top,A connecting rod (55) it is connected between described hook (54),Described connecting rod (55) traverse described pipeline (11) arbitrary sidewall,Described connecting rod (55) is additionally provided with a grade ring (55a) near pipeline (11) sidewall 10mm-100mm position,Described connecting rod (55) is positioned at the part between pipeline (11) sidewall and shelves ring (55a) and is also wrapped with compression spring (56),Described pipeline (11) sidewall is additionally provided with reducing motor (57),Described reducing motor (57) lower section drives and is connected to screw mandrel (58),Described screw mandrel (58) is connected with screwed pipe (59),Described screwed pipe (59) periphery is rectangle,Described screwed pipe (59) lower end is fastened on described shelves ring (55a) inner side,Described pipeline (11) sidewall is additionally provided with a gag lever post (11g),Described gag lever post (11g) is provided with a spacing hole (11h) coordinated with described screwed pipe (59) periphery;
Rear, described pipeline (11) pair of sidewalls upper surface is respectively equipped with a lug (61), under a pair lug (61), rear is hinged with the cover plate (62) coordinated with described pipeline (11) upper surface, every lug (61) is additionally provided with the torsionspring (63) that the described cover plate of a driving (62) turns down forward, the upper front of arbitrary lug (61) is slidably inserted with permanent magnet (64) along described pipeline (11) length direction, described permanent magnet (64) is fastened on described cover plate (62) front, described lug (61) outside is additionally provided with the electric magnet (65) coordinated with described permanent magnet (64);
Described reducing motor (57), electric magnet (65) electrically connect with control device (3) respectively, and described temperature sensor (2), control device (3), the electromagnetic valve of Automatic Fire Extinguisher (4), reducing motor (57), electric magnet (65) are powered by a rechargable power supplies;
Being provided with a riser (81) being highly not less than cable (7) in the middle part of described pipeline (11) base plate, described riser (81) rear, upper edge is additionally provided with a transverse slat (82).
2. a kind of cable fire-proof device according to claim 1, it is characterised in that: also it is inserted with the fire proof seal circle (11d) of a pair semi-circular shape between described half slot (11c) inwall and cable (7).
3. a kind of cable fire-proof device according to claim 2, it is characterised in that: described rectangular slot (11a), rectangle plate (11b) front/rear end are pointed.
4. a kind of cable fire-proof device according to claim 3, it is characterized in that: described rectangle plate (11b) front end face is additionally provided with a socket (11e), described pipeline (11) antetheca is also bolted with and coordinates with described socket (11e) and then by fixing bolt (11f) fixing for described rectangle plate (11b).
5. a kind of cable fire-proof device according to claim 1, it is characterised in that: described Automatic Fire Extinguisher (4) is equidistantly distributed on described transverse slat (82).
6. a kind of cable fire-proof device according to claim 1, it is characterised in that: described control device (3) at least includes a wireless transmitter module, and described wireless transmitter module is connected with main website server or communication of mobile terminal.
7. the using method according to described cable fire-proof device arbitrary in claim 1-6, it is characterised in that: comprise the following steps:
Step one, reports to the police:
When described temperature inductor (2) detects environment temperature up to or over T1Time, temperature signal is passed to described control device (3) by described temperature inductor (2), described control device (3) controls described wireless transmitter module transmitting distress signal and reports to the police, and described main website server or mobile terminal send professional to come to check after receiving signal;
Step 2, self-extinguishing:
When described temperature inductor (2) detects environment temperature up to or over T2Time, temperature signal is passed to described control device (3) by described temperature inductor (2), the electromagnetic valve that described control device (3) controls described Automatic Fire Extinguisher (4) is opened, and described Automatic Fire Extinguisher (4) spray fire extinguishing agent is put out a fire;
Step 3, buries and sealing:
When described temperature sensor (2) detects environment temperature up to or over T2And continue t1After time, described control device (3) controls described reducing motor (57) and drives described screw mandrel (58) to rotate, owing to described screwed pipe (59) can not be rotated by the restriction of described spacing hole (11h), described screwed pipe (59) steps up under described screw mandrel (58) drives, after described screwed pipe (59) departs from described shelves ring (55a), described compression spring (56) drives described connecting rod (55) to move inward, described connecting rod (55) end skids off from pipeline (11), described connecting rod (55) drives described hook (54) to slip from described block (52), described base plate (51) is opened downwards and is connected on described transverse slat (82), let out under described sandy soil layer and cable buried thus reaching flame retardant effect;
Described control device (3) controls described electric magnet (65) and obtains electric and attract described permanent magnet (64), described permanent magnet (64) is moved outwardly until described permanent magnet (64) and disengages with cover plate (62), described cover plate (62) is driven by described torsionspring (63) and overturns forward and cover in described pipeline (11) upper surface, making described pipeline (11) close, isolation extraneous air is thus reaching flame retardant effect.
8. the using method of a kind of cable fire-proof device according to claim 7, it is characterised in that: described T2More than described T1
9. the using method of a kind of cable fire-proof device according to claim 8; it is characterized in that: in step 2; control device (3) controls a remote control sending module and sends a trip signal; one receiver of remote-control sytem receives this trip signal; the output of described receiver of remote-control sytem is connected to the shunt opening breaking coil loop of chopper or is connected to the test button switch of earth leakage protective device, generates the trip operation of chopper or earth leakage protective device according to this.
CN201610274253.7A 2016-04-28 2016-04-28 Cable fireproof device and using method thereof Active CN105771116B (en)

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CN108175974A (en) * 2017-12-01 2018-06-19 国家电网公司 Blasting type cable run extinguishing device
CN108566757A (en) * 2018-06-11 2018-09-21 佛山舒宜添科技有限公司 A kind of big data computer cabinet based on fire prevention rescue prevention technique
CN108963927A (en) * 2018-06-22 2018-12-07 镇江市益宝电气科技有限公司 A kind of box-like bus duct of smart group
CN110665153A (en) * 2019-08-22 2020-01-10 山东鲁昂电气有限公司 Power cable ditch firebreak device
CN110911970A (en) * 2019-12-11 2020-03-24 曹欢 Automatic fire extinguishing device suitable for small-size switch board
CN113188682A (en) * 2021-06-01 2021-07-30 中广核新能源六安有限公司 Automatic temperature measurement protection device for cable joint on high-voltage side of box-type substation
CN113937689A (en) * 2021-09-27 2022-01-14 国网河南省电力公司沁阳市供电公司 Nested formula power cable fire protection device
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106964093A (en) * 2017-05-16 2017-07-21 张建伟 One kind opens quick-fried drift sand extinguishing device automatically
CN108175974A (en) * 2017-12-01 2018-06-19 国家电网公司 Blasting type cable run extinguishing device
CN108023247A (en) * 2017-12-04 2018-05-11 上海财经大学 Intelligently insert system
CN108023247B (en) * 2017-12-04 2019-04-23 上海财经大学 Intelligently insert system
CN108566757B (en) * 2018-06-11 2020-09-11 浙江德塔森特数据技术有限公司 Big data computer cabinet for use based on fire prevention rescue prevention technique
CN108566757A (en) * 2018-06-11 2018-09-21 佛山舒宜添科技有限公司 A kind of big data computer cabinet based on fire prevention rescue prevention technique
CN108963927A (en) * 2018-06-22 2018-12-07 镇江市益宝电气科技有限公司 A kind of box-like bus duct of smart group
CN110665153A (en) * 2019-08-22 2020-01-10 山东鲁昂电气有限公司 Power cable ditch firebreak device
CN110911970A (en) * 2019-12-11 2020-03-24 曹欢 Automatic fire extinguishing device suitable for small-size switch board
CN113188682A (en) * 2021-06-01 2021-07-30 中广核新能源六安有限公司 Automatic temperature measurement protection device for cable joint on high-voltage side of box-type substation
CN113937689A (en) * 2021-09-27 2022-01-14 国网河南省电力公司沁阳市供电公司 Nested formula power cable fire protection device
CN115864249A (en) * 2022-12-07 2023-03-28 连云港胜华船舶修造有限公司 Boats and ships cable stable formula installation device
CN115864249B (en) * 2022-12-07 2023-09-22 连云港胜华船舶修造有限公司 Stable type installation device for ship cable

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