CN112295141A - Electrical fire monitoring and fire extinguishing linkage system and working method thereof - Google Patents
Electrical fire monitoring and fire extinguishing linkage system and working method thereof Download PDFInfo
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- CN112295141A CN112295141A CN202011177614.9A CN202011177614A CN112295141A CN 112295141 A CN112295141 A CN 112295141A CN 202011177614 A CN202011177614 A CN 202011177614A CN 112295141 A CN112295141 A CN 112295141A
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- 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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C8/00—Hand tools or accessories specially adapted for fire-fighting, e.g. tool boxes
- A62C8/06—Fire-blankets
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
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Abstract
The invention discloses an electrical fire monitoring and fire extinguishing linkage system, which comprises a power distribution cabinet and electric equipment powered through the power distribution cabinet, wherein a fire prevention control cabinet and a fire extinguisher cabinet are arranged outside the power distribution cabinet, a fire controller is arranged in the fire prevention control cabinet, a first fire extinguisher is arranged in the fire extinguisher cabinet, a first electric control valve is arranged on an outlet of the first fire extinguisher, an outlet of the first electric control valve is communicated to an air outlet nozzle on the top wall of the power distribution cabinet through a pipeline, a leakage detector and a first temperature sensor are also arranged in the power distribution cabinet, and the first electric control valve, the leakage detector and the first temperature sensor are respectively and electrically connected to the fire controller; one end of the electric equipment is provided with a fire detection assembly and a fire extinguishing device, and the fire detection assembly and the fire extinguishing device are electrically connected to the fire controller. According to the electric fire monitoring and fire extinguishing linkage system and the working method thereof, protection is performed at the electric equipment end and the power distribution end where the electric fire easily occurs, the electric fire is effectively controlled, and the initial fire can be suppressed.
Description
Technical Field
The invention relates to the technical field of electrical fire prevention and control, in particular to an electrical fire monitoring and fire extinguishing linkage system and a working method thereof.
Background
Along with the development of modern construction in China, various types of electrified construction are accelerating in development, and in the process of construction, especially the prevention of fire is more and more emphasized by people. Electrical fires generally refer to thermal energy released due to the failure of electrical lines, consumers, appliances and power supply and distribution equipment: energy released such as high temperature, arcing, electrical sparks, and non-failure; such as hot surfaces of electric heating appliances, fires caused by ignition of the body or other combustible material under burning conditions, including fires caused by lightning and static electricity. Electrical fires are classified into leakage fires, overload fires, short-circuit fires, and the like, according to the cause of the fire.
According to a large amount of fire statistics data, the fire points of electrical fire are mostly generated at three places, namely a consumer end, a transmission line and a distribution end. The fire-fighting monitoring system in the prior art is mainly used for monitoring and arranging fire-fighting facilities aiming at places which are easy to cause serious fire in buildings, and does not carry out effective initial protection aiming at the parts which are easy to generate electrical fire.
Therefore, it is necessary to develop an electrical fire monitoring and fire extinguishing linkage system and a working method thereof aiming at the above defects.
Disclosure of Invention
The invention aims to provide an electric fire monitoring and fire extinguishing linkage system and a working method thereof, which can effectively control an electric fire by protecting an electric equipment end and a power distribution end where the electric fire is easy to occur, can extinguish the initial fire and reduce the loss caused by the fire.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to an electrical fire monitoring and fire extinguishing linkage system, which comprises a power distribution cabinet and electric equipment powered by the power distribution cabinet, wherein a fire prevention control cabinet and a fire extinguisher cabinet are arranged outside the power distribution cabinet, a fire controller is arranged in the fire prevention control cabinet, a first fire extinguisher is arranged in the fire extinguisher cabinet, a first electric control valve is arranged on an outlet of the first fire extinguisher, an outlet of the first electric control valve is communicated to an air outlet nozzle on the top wall of the power distribution cabinet through a pipeline, a leakage current detector for measuring the leakage current of a power supply bus and a first temperature sensor for measuring the temperature are also arranged in the power distribution cabinet, and the first electric control valve, the leakage current detector and the first temperature sensor are respectively and electrically connected to the fire controller; one end of the electric equipment is provided with a fire detection assembly and a fire extinguishing device, and the fire detection assembly and the fire extinguishing device are both electrically connected to the fire controller.
Further, be provided with the air intake on the bottom lateral wall of switch board, be provided with the exhaust fan on the top lateral wall, the outside of exhaust fan is provided with the shutter, the shutter is electronic opening and the shutter of closed formula, the shutter electricity is connected to on the output terminal of fire controller.
Further, still be provided with first cigarette on the top inner wall of switch board and feel the sensor, first cigarette is felt the sensor electricity and is connected to on the input terminal of fire controller.
Further, the fire detection assembly comprises a second temperature sensor and a second smoke sensor, the second temperature sensor is arranged on the shell of the electric equipment, the second smoke sensor is arranged above the electric equipment and used for detecting smoke generated by fire of the electric equipment, and the second temperature sensor and the second smoke sensor are both electrically connected to an input terminal of the fire controller.
Furthermore, the fire extinguishing device comprises a fire blanket, a driving unit and a loading and releasing mechanism, the loading and releasing mechanism loads and supports the fire blanket and is arranged above the electric equipment in a hanging manner, the driving unit drives the loading and releasing mechanism to release the fire blanket, and the fire blanket covers the electric equipment after falling.
Furthermore, the fire extinguishing device further comprises a second fire extinguisher and a second electric control valve, an outlet of the second electric control valve is arranged on an outlet of the second fire extinguisher and communicated with an air outlet disc at the middle position of the fire blanket through a pipeline, and the second electric control valve is electrically connected to an output terminal of the fire controller.
Furthermore, the loading and releasing mechanism comprises a vertical guide pipe, a sliding block, a pull rod, clamping rods and a fixed hinge disc, the bottom of the vertical guide pipe is fixedly connected with the fixed hinge disc, a plurality of hinge seats are uniformly distributed on the periphery of the fixed hinge disc, the hinge seats are respectively hinged with one clamping rod, and the clamping rods load the fire blanket; a hinged plate is arranged on the outer side of the clamping rod, the sliding block is connected to the outer wall of the vertical guide pipe in a guiding and sliding mode, and the pull rods are respectively hinged between the hinged plate and the sliding block; the driving unit drives the sliding block to slide up and down.
Further, an air outlet disc clamping strip and an edge-embeded clamping strip are arranged on the inner side of the clamping rod, and the air outlet disc clamping strip bears the air outlet disc when the loading and releasing mechanism is locked; the periphery of the fire blanket is provided with a flexible edge patch, and the edge patch clamping strip bears the edge patch when the loading release mechanism is locked.
Further, the driving unit specifically adopts an electric push rod or an air cylinder, the bottom end of the electric push rod or the air cylinder is connected to the fixed hinged disk through a flange, and the working end of the electric push rod or the air cylinder is connected to the sliding block.
The invention also provides a working method of the electric fire monitoring and fire extinguishing linkage system, which is used for monitoring the fire condition of the distribution cabinet end and the electric equipment end and extinguishing the fire in the initial stage.
Compared with the prior art, the invention has the beneficial technical effects that:
according to the electric fire monitoring and fire extinguishing linkage system, the fire prevention control cabinet and the fire extinguisher cabinet are arranged at one end of the power distribution cabinet, the intelligent fire controller of the electric fire monitoring and fire extinguishing linkage system is arranged in the fire prevention control cabinet to carry out overall prevention and control, the first fire extinguisher for electric fire extinguishing is arranged in the fire extinguisher cabinet, the fire controller collects signals detected by the electric leakage detector and the first temperature sensor to cut off a main power supply at first, and controls the first electric control valve to output fire extinguishing gas stored in the first fire extinguisher to the power distribution cabinet, so that initial electric fire can be extinguished in the power distribution cabinet, the action point is direct, and the fire extinguishing effect is obvious. Through set up conflagration detection subassembly and extinguishing device in consumer one end, can directly put out the initial stage conflagration of consumer department when electrical fire takes place in consumer one end, avoid inflammables or combustible substance on every side to continue to burn, prevent that the conflagration from further expanding. The electric fire monitoring and fire extinguishing linkage system disclosed by the invention can effectively control the electric fire by protecting the electric equipment end and the power distribution end where the electric fire easily occurs, and can suppress the initial fire and reduce the loss caused by the fire.
In addition, the air inlet and the exhaust fan are arranged on the side wall of the power distribution cabinet, so that enough cooling air can be ensured in the power distribution cabinet, and fire caused by overheating is avoided; through the setting of the shutter of electronic open-type, when being convenient for take place the condition of a fire in the switch board, fire controller control shutter is closed, avoids giving vent to anger shower nozzle spun from the top and puts out a fire gas excessive, reduces the air admission and avoids the after combustion condition. Through the setting of first smoke sensor, can gather the interior flue gas condition of switch board, the fire controller of being convenient for synthesizes formula judgement to the condition of a fire, makes accurate condition of a fire judgement. The second temperature sensor is arranged on the shell of the electric equipment, the fire controller can directly monitor the operating temperature of the electric equipment, and the measuring point is arranged close to the position where a fire easily occurs, so that the fire condition of the electric equipment can be truly reflected; through the second smoke sensor, the auxiliary analysis of the smoke on the fire scene is facilitated, and the fire controller can judge the smoke accurately. The loading and supporting fire blanket is arranged right above the electric equipment, so that when the electric equipment is in a fire, the fire controller controls the driving unit to drive the loading and releasing mechanism to unfold and release the fire blanket, the fire blanket covers the electric equipment, and the initial fire is quickly extinguished by isolating air; through the setting of second fire extinguisher and second automatically controlled valve, can fall to cover the consumer on the back at the fire blanket, the second automatically controlled valve is opened, and fire extinguishing gas enters into around the fire blanket below consumer in the second fire extinguisher, can expel the air fast, puts out the conflagration, reduces the loss of fire degree. The locking or unfolding state can be conveniently switched by a loading and releasing mechanism consisting of a vertical guide pipe, a sliding block, a pull rod, a clamping rod and a fixed hinged disc, the occupied space is small in the locking state, and the installation is convenient; when the fire blanket is in an unfolded state, the fire blanket is thrown downwards, the electric equipment can be covered in the whole range, and the situation that the cover is misplaced or omitted is avoided. The edge-decorating clamping strips are convenient to load the edge-decorating edges by arranging the edge-decorating edges at the periphery of the fire blanket, and when the loading releasing mechanism is unfolded, the periphery of the fire blanket can be ensured to smoothly expand downwards and outwards to fall down, the coverage area is increased, and the fire extinguishing effect is ensured. The driving unit of the electric push rod or the air cylinder is adopted, and the electromagnetic valve of the electric push rod or the air cylinder is electrically controlled, so that the implementation of automatic control is guaranteed.
Drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1 is a schematic structural view of the control principle of the electric fire monitoring and extinguishing linkage system of the present invention;
FIG. 2 is a schematic structural diagram of one end of a power distribution cabinet of the electrical fire monitoring and fire extinguishing linkage system of the present invention;
FIG. 3 is a schematic structural view of one end of the electrical equipment of the electrical fire monitoring and extinguishing linkage system of the present invention;
FIG. 4 is a schematic view of the deployment state of the load release mechanism of the electrical fire monitoring and extinguishing linkage system of the present invention.
Description of reference numerals: 1. a power distribution cabinet; 101. an electric leakage detector; 102. an air outlet nozzle; 103. a first temperature sensor; 104. a first smoke sensor; 105. an exhaust fan; 106. a blind window; 107. an air inlet; 2. a fire-proof control cabinet; 201. a fire controller; 202. an audible and visual alarm device; 3. a fire extinguisher cabinet; 301. a first fire extinguisher; 302. a first electrically controlled valve; 4. an electricity-consuming device; 401. a second temperature sensor; 402. a second smoke sensor; 5. a second fire extinguisher; 6. a second electrically controlled valve; 7. a fire blanket; 701. an air outlet disc; 702. edge embellishing; 8. a drive unit; 9. a load release mechanism; 901. a slider; 902. a pull rod; 903. a clamping rod; 9031. a hinge plate; 9032. the air outlet disc is clamped with a strip; 9033. edge-decorating and clamping strips; 904. fixing the hinged disc; 10. the trachea is contracted.
Detailed Description
The core of the invention is to provide an electrical fire monitoring and fire extinguishing linkage system and a working method thereof, which can effectively control the electrical fire by protecting the electrical equipment end and the power distribution end where the electrical fire is easy to occur, can extinguish the initial fire and reduce the loss caused by the fire.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the drawings, FIG. 1 is a schematic structural diagram of a control principle of an electrical fire monitoring and fire extinguishing linkage system according to the present invention; FIG. 2 is a schematic structural diagram of one end of a power distribution cabinet of the electrical fire monitoring and fire extinguishing linkage system of the present invention; FIG. 3 is a schematic structural view of one end of the electrical equipment of the electrical fire monitoring and extinguishing linkage system of the present invention; FIG. 4 is a schematic view of the deployment state of the load release mechanism of the electrical fire monitoring and extinguishing linkage system of the present invention.
In a specific embodiment, as shown in fig. 1-4, an electric fire monitoring and fire extinguishing linkage system comprises a power distribution cabinet 1 and electric equipment 4 powered through the power distribution cabinet 1, a fire prevention control cabinet 2 and a fire extinguisher cabinet 3 are arranged beside the outer side of the power distribution cabinet 1, and the fire prevention control cabinet 2 is arranged above the fire extinguisher cabinet 3. An intelligent fire controller 201 is arranged in the fire control cabinet 2, the output end of the fire controller 201 is electrically connected with a sound and light alarm device 202, a first fire extinguisher 301 is arranged in the fire extinguisher cabinet 3, and the first fire extinguisher 301 specifically adopts an electric fire special fire extinguisher, such as a carbon dioxide fire extinguisher. A first electric control valve 302 is installed in series on the outlet of the first fire extinguisher 301, and the outlet of the first electric control valve 302 is communicated to the outlet nozzle 102 on the top wall of the power distribution cabinet 1 through a pipeline. The power distribution cabinet 1 is also internally provided with a leakage detector 101 for measuring the leakage current of the power supply bus and a first temperature sensor 103 for measuring the temperature of the fire. The first electrically controlled valve 302, the electrical leakage detector 101, and the first temperature sensor 103 are electrically connected to the fire controller 201, respectively. One end of the electric equipment 4 is provided with a fire detection component and a fire extinguishing device which are both electrically connected to the fire controller 201. The fire controller 201 is powered by a separate line or by a battery.
The fire prevention control cabinet 2 and the fire extinguisher cabinet 3 are arranged at one end of the power distribution cabinet 1, the intelligent fire controller 201 of the electrical fire monitoring and fire extinguishing linkage system is arranged in the fire prevention control cabinet 2 for overall prevention and control, the first fire extinguisher 301 for electrical fire extinguishment is arranged in the fire extinguisher cabinet 3, the fire controller 201 collects signals detected by the electric leakage detector 101 and the first temperature sensor 103 and firstly cuts off a main power supply, and controls the first electric control valve 302 to output fire extinguishing gas stored in the first fire extinguisher 301 to the power distribution cabinet 1, so that initial electrical fire can be extinguished in the power distribution cabinet 1, the action point is direct, and the fire extinguishing effect is obvious. Through setting up conflagration detection subassembly and extinguishing device in 4 one ends of consumer, can directly put out the initial stage conflagration of 4 departments of consumer when 4 one ends of consumer break out, avoid inflammables or the combustible substance on every side to continue to burn, prevent that the conflagration from further expanding. The electric fire monitoring and fire extinguishing linkage system disclosed by the invention can effectively control the electric fire by protecting the electric equipment end and the power distribution end where the electric fire easily occurs, and can suppress the initial fire and reduce the loss caused by the fire.
In an embodiment of the present invention, as shown in fig. 2, an air inlet 107 is disposed on a bottom side wall of the distribution cabinet 1, an exhaust fan 105 is mounted on a top side wall, a louver 106 is mounted on an outer side of the exhaust fan 105, the louver 106 is an electrically opened and closed louver, and the louver 106 is electrically connected to an output terminal of a fire controller 201 and is controlled to be opened or closed by the fire controller 201.
Specifically, as shown in fig. 2, a first smoke sensor 104 is further mounted on the top inner wall of the power distribution cabinet 1, and the first smoke sensor 104 is electrically connected to an input terminal of the fire controller 201.
The air inlet 107 and the exhaust fan 105 are arranged on the side wall of the power distribution cabinet 1, so that enough cooling air can be ensured in the power distribution cabinet, and fire caused by overheating is avoided; through the setting of the shutter 106 of electronic open-type, when taking place the condition of a fire in the switch board, fire controller 201 control shutter 106 closes, avoids the gaseous excessive of putting out a fire of the shower nozzle 102 spun of giving vent to anger from the top, reduces the air admission and avoids the afterburning condition. Through the setting of first smoke sensor 104, can gather the interior flue gas condition of switch board, the fire controller 201 of being convenient for synthesizes formula judgement to the condition of a fire, makes accurate condition of a fire judgement.
In an embodiment of the present invention, as shown in fig. 3, the fire detection assembly includes a second temperature sensor 401 and a second smoke sensor 402, the second temperature sensor 401 is disposed on the housing of the electric equipment 4, the second smoke sensor 402 is disposed above the electric equipment 4 for detecting smoke generated by fire in the electric equipment 4, and both the second temperature sensor 401 and the second smoke sensor 402 are electrically connected to the input terminal of the fire controller 201.
By arranging the second temperature sensor 401 on the shell of the electric equipment 4, the fire controller 201 can directly monitor the operating temperature of the electric equipment 4, and the measuring point is arranged close to the position where a fire easily occurs, so that the fire condition at the electric equipment end can be truly reflected; through the second smoke sensor 402, the auxiliary analysis of the smoke in the fire scene is facilitated, so that the fire controller 201 can judge the smoke accurately.
In an embodiment of the present invention, as shown in fig. 3 and 4, the fire extinguishing apparatus includes a fire blanket 7, a driving unit 8 and a loading and supporting mechanism 9, the loading and supporting mechanism 9 is loaded and supported on the fire blanket 7 and suspended over the electric equipment 4, the driving unit 8 drives the loading and supporting mechanism 9 to release the fire blanket 7, and the fire blanket 7 falls to cover the electric equipment 4. According to the material differentiation, the fire blanket can be divided into asbestos fire blanket, glass fiber fire blanket, high silica fire blanket, carbon fiber fire blanket, ceramic fiber fire blanket, etc., the fire blanket is a very soft fire-fighting apparatus, when meeting the initial stage of fire, can separate oxygen at the fastest speed and put out a fire, control the situation of a disaster to spread.
Specifically, as shown in fig. 3, the fire extinguishing apparatus further includes a second fire extinguisher 5 and a second electronic control valve 6, an outlet of the second electronic control valve 6 is disposed on an outlet of the second fire extinguisher 5 and is connected to an air outlet disc 701 at the middle position of the fire blanket 7 through a pipeline, and the second electronic control valve 6 is electrically connected to an output terminal of the fire controller 201. The second fire extinguisher 5 is specifically an electric fire-dedicated fire extinguisher, such as a carbon dioxide extinguisher.
By arranging the loading release mechanism 9 right above the electric equipment 4 to load and support the fire blanket 7, when the electric equipment 4 is in a fire, the fire controller 201 controls the driving unit 8 to drive the loading release mechanism 9 to unfold and release the fire blanket 7, the fire blanket 7 covers the electric equipment 4, and the air is isolated to quickly extinguish the initial fire; through the setting of second fire extinguisher 5 and second automatically controlled valve 6, can fall at fire blanket 7 and cover the back on consumer 4, second automatically controlled valve 6 is opened, and fire extinguishing gas enters into around 7 below consumers 4 of fire blanket in the second fire extinguisher 5, can expel the air fast, puts out the conflagration, reduces the loss of fire degree.
In an embodiment of the present invention, as shown in fig. 3 and 4, the loading and releasing mechanism 9 includes a vertical guide tube, a slider 901, a pull rod 902, a clamping rod 903 and a fixed hinge plate 904, the top of the vertical guide tube is hung on the roof of the electric equipment 4 workshop, the bottom of the vertical guide tube is fixedly connected to the fixed hinge plate 904, a plurality of hinge seats are uniformly distributed on the periphery of the fixed hinge plate 904, the hinge seats are respectively hinged to one clamping rod 903, and the clamping rods 903 load the fire blanket 7; a hinged plate 9031 is arranged on the outer side of the clamping rod 903, a sliding block 901 is connected to the outer wall of the vertical guide pipe in a guiding and sliding mode, and a plurality of pull rods 902 are respectively hinged between the hinged plate 9031 and the sliding block 901; the driving unit 8 drives the slider 901 to slide up and down.
Specifically, as shown in fig. 3 and 4, an air outlet disk clamping strip 9032 and an edge-decorated clamping strip 9033 are arranged on the inner side of the clamping rod 903, the air outlet disk clamping strip 9032 carries the air outlet disk 701 when the load release mechanism 9 is locked, a top joint of the air outlet disk 701 is communicated with the second electronic control valve 6 through a shrink air pipe 10, and the shrink air pipe 10 penetrates through a central hole of the vertical guide pipe. The deflating tube 10 may be an expandable and contractable bellows with a protective sheath. The fire blanket 7 is provided with a flexible lace 702 around its perimeter, and a lace snap strip 9033 carries the lace 702 when the load release mechanism 9 is locked. The edge-fixing clamping strip 9033 is arranged in an inward and upward inclined mode, and can better support the edge-fixing 702 and prevent the edge-fixing 702 from falling off accidentally.
Specifically, as shown in fig. 3 and 4, the driving unit 8 specifically adopts an electric push rod or an air cylinder, a bottom end of the electric push rod or the air cylinder is flanged to the fixed hinge plate 904, and a working end of the electric push rod or the air cylinder is connected to the slider 901.
The locking or unfolding state can be switched conveniently through the loading release mechanism 9 consisting of the vertical guide pipe, the sliding block 901, the pull rod 902, the clamping rod 903 and the fixed hinged disk 904, and the locking state occupies a small space and is convenient to install; when the fire blanket is in an unfolded state, the fire blanket 7 is thrown downwards, the electric equipment 4 can be covered in the full range, and the situation that the cover is misplaced or omitted is avoided. The edge 702 is arranged on the periphery of the fire blanket 7, so that the edge clamping strips 9033 can load the edge 702 conveniently, and when the loading release mechanism 9 is unfolded, the periphery of the fire blanket 7 can be ensured to be smoothly expanded downwards and outwards to fall down, the coverage area is increased, and the fire extinguishing effect is ensured. The driving unit 8 of the electric push rod or the air cylinder is adopted, and the electromagnetic valve of the electric push rod or the air cylinder is controlled electrically, so that the implementation of automatic control is guaranteed.
The working method of the electrical fire monitoring and fire extinguishing linkage system comprises the steps of monitoring the fire condition of a distribution cabinet end and an electric equipment end and extinguishing the fire in the initial stage by utilizing the electrical fire monitoring and fire extinguishing linkage system in each embodiment.
According to the electrical fire monitoring and fire extinguishing linkage system, the fire control cabinet 2 and the fire extinguisher cabinet 3 are arranged at one end of the power distribution cabinet 1, the intelligent fire controller 201 of the electrical fire monitoring and fire extinguishing linkage system is arranged in the fire control cabinet 2 for overall prevention and control, the first fire extinguisher 301 for electrical fire extinguishing is arranged in the fire extinguisher cabinet 3, the fire controller 201 collects signals detected by the leakage detector 101 and the first temperature sensor 103 and firstly cuts off a main power supply, and controls the first electric control valve 302 to output fire extinguishing gas stored in the first fire extinguisher 301 into the power distribution cabinet 1, so that initial electrical fire can be extinguished in the power distribution cabinet 1, the action point is direct, and the fire extinguishing effect is remarkable. Through setting up conflagration detection subassembly and extinguishing device in 4 one ends of consumer, can directly put out the initial stage conflagration of 4 departments of consumer when 4 one ends of consumer break out, avoid inflammables or the combustible substance on every side to continue to burn, prevent that the conflagration from further expanding. The electric fire monitoring and fire extinguishing linkage system disclosed by the invention can effectively control the electric fire by protecting the electric equipment end and the power distribution end where the electric fire easily occurs, and can suppress the initial fire and reduce the loss caused by the fire. In addition, the air inlet 107 and the exhaust fan 105 are arranged on the side wall of the power distribution cabinet 1, so that enough cooling air can be ensured in the power distribution cabinet, and fire caused by overheating is avoided; through the setting of the shutter 106 of electronic open-type, when taking place the condition of a fire in the switch board, fire controller 201 control shutter 106 closes, avoids the gaseous excessive of putting out a fire of the shower nozzle 102 spun of giving vent to anger from the top, reduces the air admission and avoids the afterburning condition. Through the setting of first smoke sensor 104, can gather the interior flue gas condition of switch board, the fire controller 201 of being convenient for synthesizes formula judgement to the condition of a fire, makes accurate condition of a fire judgement. By arranging the second temperature sensor 401 on the shell of the electric equipment 4, the fire controller 201 can directly monitor the operating temperature of the electric equipment 4, and the measuring point is arranged close to the position where a fire easily occurs, so that the fire condition at the electric equipment end can be truly reflected; through the second smoke sensor 402, the auxiliary analysis of the smoke in the fire scene is facilitated, so that the fire controller 201 can judge the smoke accurately. By arranging the loading release mechanism 9 right above the electric equipment 4 to load and support the fire blanket 7, when the electric equipment 4 is in a fire, the fire controller 201 controls the driving unit 8 to drive the loading release mechanism 9 to unfold and release the fire blanket 7, the fire blanket 7 covers the electric equipment 4, and the air is isolated to quickly extinguish the initial fire; through the setting of second fire extinguisher 5 and second automatically controlled valve 6, can fall at fire blanket 7 and cover the back on consumer 4, second automatically controlled valve 6 is opened, and fire extinguishing gas enters into around 7 below consumers 4 of fire blanket in the second fire extinguisher 5, can expel the air fast, puts out the conflagration, reduces the loss of fire degree. The locking or unfolding state can be switched conveniently through the loading release mechanism 9 consisting of the vertical guide pipe, the sliding block 901, the pull rod 902, the clamping rod 903 and the fixed hinged disk 904, and the locking state occupies a small space and is convenient to install; when the fire blanket is in an unfolded state, the fire blanket 7 is thrown downwards, the electric equipment 4 can be covered in the full range, and the situation that the cover is misplaced or omitted is avoided. The edge 702 is arranged on the periphery of the fire blanket 7, so that the edge clamping strips 9033 can load the edge 702 conveniently, and when the loading release mechanism 9 is unfolded, the periphery of the fire blanket 7 can be ensured to be smoothly expanded downwards and outwards to fall down, the coverage area is increased, and the fire extinguishing effect is ensured. The driving unit 8 of the electric push rod or the air cylinder is adopted, and the electromagnetic valve of the electric push rod or the air cylinder is controlled electrically, so that the implementation of automatic control is guaranteed.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the scope of the present invention is defined by the claims.
Claims (10)
1. The utility model provides an electric fire control and linked system of putting out a fire, includes switch board (1) and passes through consumer (4) of switch board (1) power supply, its characterized in that: a fire prevention control cabinet (2) and a fire extinguisher cabinet (3) are arranged on the outer side of the power distribution cabinet (1), a fire controller (201) is arranged in the fire prevention control cabinet (2), a first fire extinguisher (301) is arranged in the fire extinguisher cabinet (3), a first electric control valve (302) is arranged on an outlet of the first fire extinguisher (301), an outlet of the first electric control valve (302) is communicated to an air outlet nozzle (102) on the top wall of the power distribution cabinet (1) through a pipeline, a leakage current detector (101) for measuring leakage current of a power supply bus and a first temperature sensor (103) for measuring temperature are further arranged in the power distribution cabinet (1), and the first electric control valve (302), the leakage current detector (101) and the first temperature sensor (103) are respectively and electrically connected to the fire controller (201); one end of the electric equipment (4) is provided with a fire detection assembly and a fire extinguishing device, and both the fire detection assembly and the fire extinguishing device are electrically connected to the fire controller (201).
2. An electrical fire monitoring and extinguishing linkage system according to claim 1, wherein: be provided with air intake (107) on the bottom lateral wall of switch board (1), be provided with exhaust fan (105) on the top lateral wall, the outside of exhaust fan (105) is provided with shutter (106), shutter (106) are electronic opening and closing the shutter of formula, shutter (106) electricity is connected to on the output terminal of fire controller (201).
3. An electrical fire monitoring and fire extinguishing linkage system according to claim 2, wherein: still be provided with first smoke on the top inner wall of switch board (1) and feel sensor (104), first smoke is felt sensor (104) and is connected electrically to on the input terminal of fire controller (201).
4. An electrical fire monitoring and extinguishing linkage system according to claim 1, wherein: the fire detection assembly comprises a second temperature sensor (401) and a second smoke sensor (402), the second temperature sensor (401) is arranged on a shell of the electric equipment (4), the second smoke sensor (402) is arranged above the electric equipment (4) and used for detecting smoke generated by fire of the electric equipment (4), and the second temperature sensor (401) and the second smoke sensor (402) are both electrically connected to an input terminal of the fire controller (201).
5. An electrical fire monitoring and extinguishing linkage system according to claim 4, wherein: the fire extinguishing device comprises a fire blanket (7), a driving unit (8) and a loading releasing mechanism (9), the loading releasing mechanism (9) loads and supports the fire blanket (7) and is arranged right above the electric equipment (4) in a hanging mode, the driving unit (8) drives the loading releasing mechanism (9) to release the fire blanket (7), and the fire blanket (7) covers the electric equipment (4) after falling down.
6. An electrical fire monitoring and fire extinguishing linkage system according to claim 5, wherein: the fire extinguishing device further comprises a second fire extinguisher (5) and a second electric control valve (6), an outlet of the second electric control valve (6) is arranged on an outlet of the second fire extinguisher (5) and communicated with an air outlet disc (701) at the middle position of the fire blanket (7) through a pipeline, and the second electric control valve (6) is electrically connected to an output terminal of the fire controller (201).
7. An electrical fire monitoring and extinguishing linkage system according to claim 6, wherein: the loading and releasing mechanism (9) comprises a vertical guide pipe, a sliding block (901), a pull rod (902), clamping rods (903) and a fixed hinged disk (904), the bottom of the vertical guide pipe is fixedly connected with the fixed hinged disk (904), a plurality of hinged seats are uniformly distributed on the periphery of the fixed hinged disk (904), the hinged seats are respectively hinged with one clamping rod (903), and the clamping rods (903) load the fire blanket (7); a hinged plate (9031) is arranged on the outer side of the clamping rod (903), the sliding block (901) is connected to the outer wall of the vertical guide pipe in a guiding and sliding mode, and the pull rods (902) are respectively hinged between the hinged plate (9031) and the sliding block (901); the driving unit (8) drives the sliding block (901) to slide up and down.
8. An electrical fire monitoring and fire extinguishing linkage system according to claim 7, wherein: an air outlet disc clamping strip (9032) and an edge-embeded clamping strip (9033) are arranged on the inner side of the clamping rod (903), and the air outlet disc clamping strip (9032) bears the air outlet disc (701) when the loading release mechanism (9) is locked; the periphery of the fire blanket (7) is provided with a flexible lace (702), and the lace clamping strip (9033) bears the lace (702) when the loading release mechanism (9) is locked.
9. An electrical fire monitoring and extinguishing linkage system according to claim 8, wherein: the driving unit (8) specifically adopts an electric push rod or an air cylinder, the bottom end of the electric push rod or the air cylinder is connected to the fixed hinged disk (904) through a flange, and the working end of the electric push rod or the air cylinder is connected to the sliding block (901).
10. A working method of an electric fire monitoring and fire extinguishing linkage system is characterized in that: the electric fire monitoring and extinguishing linkage system according to any one of claims 1 to 9 is used for monitoring fire conditions of a distribution cabinet end and a consumer end and extinguishing initial fire.
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| CN112295141B (en) | 2021-09-10 |
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