CN113730843A - Movable fire extinguishing and smoke exhausting device for large indoor space and using method - Google Patents
Movable fire extinguishing and smoke exhausting device for large indoor space and using method Download PDFInfo
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- CN113730843A CN113730843A CN202110891534.8A CN202110891534A CN113730843A CN 113730843 A CN113730843 A CN 113730843A CN 202110891534 A CN202110891534 A CN 202110891534A CN 113730843 A CN113730843 A CN 113730843A
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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
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
- A62C3/0214—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires for buildings or installations in fire storms
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/24—Nozzles specially adapted for fire-extinguishing attached to ladders, poles, towers, or other structures with or without rotary heads
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0042—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater characterised by the application of thermo-electric units or the Peltier effect
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/117—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering
- F24F8/133—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering by direct contact with liquid, e.g. with sprayed liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
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- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Ventilation (AREA)
Abstract
The invention relates to a movable fire extinguishing and smoke discharging device for large indoor space, which comprises a guide slide rail, a travelling mechanism, a bearing shell, a smoke purifier, a drainage fan, a fire-fighting agent storage tank, a spray pump, a spray head, an auxiliary paddle, a driving motor and a driving circuit, wherein the bearing shell is connected with the guide slide rail in a sliding manner through the travelling mechanism, the smoke purifier is connected with the bearing shell, the driving motor is respectively connected with the auxiliary paddle and the spray head through a transmission mechanism, the auxiliary paddle is positioned in the bearing shell, the spray head is positioned outside the bearing shell, and the driving circuit is embedded on the outer surface of the bearing shell. On one hand, the invention can effectively meet the requirement of matching operation agents for indoor space structures of various buildings, and has low construction cost and small construction difficulty; on the other hand, the fire disaster can be suppressed, the smoke environment caused by the fire disaster is purified and cleaned, and the internal environment of a fire scene is improved.
Description
Technical Field
The invention relates to a movable fire extinguishing and smoke exhausting device for a large indoor space and a using method thereof, belonging to the technical field of fire fighting equipment.
Background
When a fire breaks out in a large indoor space, particularly in a crowded building with lamps in plants, warehouses and shopping malls, the fire cannot be found in time or the best fire extinguishing time is often missed due to improper measures, and the fire extinguishing in the large indoor space is always a big problem in the field of engineering fire fighting; the large indoor space is a special place and has the characteristics of centralized operation personnel, more mechanical equipment, large and closed space, more stacked materials in the warehouse space, hidden fire sources and the like; the conventional fire extinguishing system is considered from fire extinguishing equipment, but the fire occurrence place of a large indoor space is random, the fire is difficult to find in the initial stage, the conventional fire extinguisher needs manual operation for fire extinguishing and cannot go deep into a fire source, the intelligent spraying and fire hydrant system has high early-stage investment and complex process, and the operation is complex when the fire occurs; the existing fire-fighting smoke exhaust fan is convenient to operate, but is easily limited by an indoor space structure and stacking of articles in the space, has an unsatisfactory smoke exhaust effect, and directly exhausts smoke dust out of the room to pollute the environment; in addition, the smoke exhaust fan is influenced by a high-temperature environment, and the working time is limited. Therefore, when a fire disaster happens indoors at present, on one hand, a fire source cannot be effectively extinguished, and meanwhile, the indoor environment is easily polluted due to dense smoke generated when the fire disaster happens, so that the judgment of outdoor fire rescue workers on the fire scene situation is seriously influenced, and meanwhile, the escape path of the fire scene workers is difficult to observe and recognize, so that when the fire disaster is difficult to effectively extinguish for rescue, burn and scald of the indoor workers due to toxic smoke and high-temperature smoke are caused, the life safety situation of the workers is seriously threatened by a smoke poisoning lamp, and the success rate of rescue and escape is seriously influenced.
In addition, the indoor fire extinguishing and smoke exhausting system is arranged independently at present, and the uniformity is not strong. In view of the current situation, there is an urgent need to develop a new indoor smoke-discharging fire-fighting equipment to meet the needs of practical use.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a movable fire extinguishing and smoke exhausting device for a large indoor space and a using method thereof.
A movable fire extinguishing and smoke discharging device for large indoor space comprises two guide slide rails, a traveling mechanism, a bearing shell, a smoke purifier, a drainage fan, a fire extinguishing agent storage tank, a spray pump, a spray head, auxiliary blades, a driving motor, a temperature and humidity sensor, a smoke sensor and a driving circuit, wherein the two guide slide rails are distributed in parallel, the bearing shell is of a closed cavity structure and is positioned between the two guide slide rails and is in sliding connection with the guide slide rails through the traveling mechanism, the axis of the smoke purifier is vertically distributed with the horizontal plane and is connected with the bearing shell, the driving motor is embedded in the bearing shell and is respectively connected with the auxiliary blades and the spray head through a transmission mechanism, the spray head and the auxiliary blades are coaxially distributed with the bearing shell, the auxiliary blades are positioned in the bearing shell, the interval between the upper end surfaces of the bearing shell is not more than 30% of the height of the bearing shell, the spray head is positioned outside the bearing shell and is not less than 5 mm of the lower end surface of the bearing shell, bear the shell up end and establish a gas vent, and communicate with the drainage fan through the gas vent, bear the shell lateral wall and establish a plurality of backward flows mouth, wherein the backward flow mouth is located supplementary paddle below, fire control agent storage jar with spray the pump all with bear shell surface connection, and fire control agent storage jar is through spraying pump and shower head intercommunication, temperature and humidity sensor, smoke transducer all at least one, and inlay terminal surface under bearing the shell, drive circuit inlay in bear the shell surface and respectively with running gear, the drainage fan, spray the pump, driving motor, temperature and humidity sensor, smoke transducer electrical connection.
Further, bear the exhaust port department of shell and establish air filter, return port department and establish the shutter protective cover, just at least one of return port, each return port encircles and bears the shell axis equipartition, and the total area of each return port is for bearing 20% -60% of shell surface area.
Further, the smoke purifier is connected with any position of the inner surface and the outer surface of the bearing shell, the smoke purifier comprises a purification tank, an aeration disc, a semiconductor refrigeration mechanism, a purifying agent, a temperature sensor and a heat dissipation fin, the purification tank is of a closed cavity structure with the axis parallel to the axis of the bearing shell, an air inlet and a flow guide port are formed in the upper end surface of the purification tank, a drain is formed in the lower end surface of the purification tank, the drain and the purification tank are coaxially distributed, the bottom of the purification tank is of a cone structure, at least two aeration discs are embedded in the purification tank and connected with the bottom of the purification tank, the aeration discs are mutually connected in parallel and uniformly distributed around the axis of the purification tank, the purifying agent is embedded in the purification tank, the distance between the liquid level of the purifying agent and the upper end surface of the purification tank is 10% -30% of the height of the purification tank, and at least one semiconductor refrigeration mechanism is arranged on the side wall of the purification tank corresponding to the purifying agent, and the refrigerating end of the semiconductor refrigerating mechanism is connected with the side wall of the purification tank, the radiating end positions are connected with the outside of the purification tank and are connected with radiating fins, the radiating fins are a plurality of and are connected with the outer side surface of the purification tank and are uniformly distributed around the axis of the purification tank, at least two temperature sensors are embedded in the purification tank and are respectively connected with the top plate and the bottom of the purification tank, and the semiconductor refrigerating mechanism and the temperature sensors are electrically connected with a driving circuit.
Furthermore, at least one layer of electrostatic adsorption net is additionally arranged on the inner surface of the bearing shell, the electrostatic adsorption net and the bearing shell are coaxially distributed and are positioned between the reflux port and the auxiliary paddle, a plurality of guide plates are additionally arranged on the inner side surface of the bearing shell and are uniformly distributed around the axis of the bearing shell, and the upper end surface of each guide plate forms an included angle of 10-60 degrees with the axis of the bearing shell.
Furthermore, the spray head comprises a connecting base, a transmission shaft, guide arms, a flow guide pipe, atomizing nozzles, flow dividing pipes, rotary joints, a pressure sensor and a flow sensor, wherein the upper end face of the transmission shaft is connected with a driving motor through a transmission mechanism, the lower end face of the transmission shaft is connected with the connecting base and coaxially distributed, the transmission shaft is of a hollow columnar structure, the flow dividing pipes are embedded in the transmission shaft and coaxially distributed in the transmission shaft, the upper end face of each flow dividing pipe is communicated with the rotary joints, the rotary joints are communicated with the spray pump through the flow guide pipe, the lower end face of each flow dividing pipe is respectively communicated with the atomizing nozzles through the flow guide pipe, the atomizing nozzles are mutually connected in parallel, the atomizing nozzles are respectively connected with the lower end face of the guide arm and are connected with the side surface of the connecting base through the guide arms, the number of the guide arms is at least two, the guide arms are uniformly distributed around the axis of the connecting base, and the rear end faces of the guide arms are hinged to the side wall of the connecting base through elastic hinges, the axis of the guide arm is intersected with the axis of the connecting base and forms an included angle of 30-135 degrees, the pressure sensor and the flow sensor are both arranged and embedded at the connecting position of the shunt pipe and the rotary joint, and the pressure sensor and the flow sensor are both electrically connected with the driving circuit.
Furthermore, driving motor with bear shell lateral wall internal surface and be connected to be located backward flow mouth below, just driving motor establishes a grating encoder, and passes through electromagnetic coupling between driving motor and drive mechanism and be connected, grating encoder and electromagnetic coupling all with drive circuit electrical connection.
Furthermore, the drainage fan is connected with the upper end surface of the bearing shell through a damping base.
Furthermore, the running mechanism is any one of a linear motor, a gear rack mechanism, a transmission belt mechanism and a transmission chain mechanism, and the driving circuit is a circuit system based on any one of an industrial single chip microcomputer and a programmable controller.
A use method of a movable fire extinguishing and smoke exhausting device for large indoor space comprises the following steps:
s1, assembling equipment, namely, firstly, installing and positioning the guide slide rail and any positions of a wall, a bottom plate and a ceiling of the inner surface of a building according to an indoor space structure, then assembling a travelling mechanism, a bearing shell, a purification tank, a drainage fan, a fire-fighting agent storage tank, a spray pump, a spray head, an auxiliary paddle, a driving motor, a temperature and humidity sensor, a smoke sensor and a driving circuit, connecting the assembled bearing shell with a guide chute in a sliding manner through the travelling mechanism, filling a fire-fighting agent into the fire-fighting agent storage tank, and finally electrically connecting the driving circuit with an external monitoring system and establishing data connection, so that the prefabricated assembly of the invention can be completed;
s2, fire inspection is carried out, after the step S1 is completed, the driving circuit drives the traveling mechanism to operate, the bearing shell is driven by the traveling mechanism to operate and inspect indoors along the direction of the guide sliding rail, and in the inspection process, the indoor environment is detected through the temperature and humidity sensor and the smoke sensor, so that fire inspection work is completed;
s3, carrying out fire emergency, when the potential fire hazard and the fire point position exist indoors in the step S2, firstly, the bearing shell is transferred to the position right above the fire point by the traveling mechanism, then the drainage fan, the driving motor and the spray pump are started to operate simultaneously, the driving motor drives the auxiliary paddle and the spray header to rotate, the rotating speed of the auxiliary paddle and the rotating speed of the spray header are monitored and adjusted by the encoder, on one hand, the smoke generated by the fire in the indoor space is accurately guided into the bearing shell for centralized diversion according to the smoke amount through the rotating speed adjustment of the auxiliary paddle, and the drainage fan is assisted to convey the smoke to the smoke purifier of the bearing shell to purify the smoke; on the other hand, by adjusting the rotating speed of the spray header, the spray header guide arm and the fire-fighting agent sprayed by the atomizing nozzles connected with the guide arm are driven by centrifugal force to effectively adjust the coverage area sprayed by the fire-fighting agent, thereby achieving the purpose of accurately assisting fire-fighting operation.
Further, in the step S3, in the inactivation operation, the bearing shell can be matched with the guide slide rail through the traveling mechanism according to the fire scene range in addition during the fire extinguishing process, so as to flexibly adjust the fire extinguishing and smoke discharging positions.
On one hand, the system has simple structure and flexible and convenient use, can effectively meet the requirement of matching operation agents for indoor space structures of various buildings, and has small workload for building modification, low construction cost and small construction difficulty; on the other hand can realize carrying out in time accurate positioning alarm operation to the inside conflagration of building simultaneously, can carry out the conflagration and put out in addition to purify the clearance operation to the smog environment that the conflagration caused, improve the internal environment of fire scene, when being convenient for carry out the conflagration rescue accurately, also effectual prevention personnel in the fire scene cause the health to damage because of inhaling excessive poisonous and harmful smog, high temperature smog, improve personnel in the fire scene success rate of fleing and reduce the conflagration harm.
Drawings
The invention is described in detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a cross-sectional partial structural schematic view of a load bearing shell;
FIG. 3 is a schematic cross-sectional view of the smoke purifier;
FIG. 4 is a schematic flow chart of the method of the present invention.
Detailed Description
In order to facilitate the implementation of the technical means, creation features, achievement of the purpose and the efficacy of the invention, the invention is further described below with reference to specific embodiments.
As shown in figures 1-3, a movable fire extinguishing and smoke discharging device for large indoor space comprises two guide slide rails 1, two walking mechanisms 2, a bearing shell 3, a smoke purifier 4, a drainage fan 5, a fire extinguishing agent storage tank 6, a spray pump 7, a spray header 8, auxiliary blades 9, a driving motor 10, a temperature and humidity sensor 11, a smoke sensor 12 and a driving circuit 13, wherein the two guide slide rails 1 are distributed in parallel, the bearing shell 3 is a closed cavity structure and is positioned between the two guide slide rails 1 and is in sliding connection with the guide slide rails 1 through the walking mechanisms 2, the axes of the smoke purifier 4 are vertically distributed with the horizontal plane and are connected with the bearing shell 3, the driving motor 10 is embedded in the bearing shell 3 and is respectively connected with the auxiliary blades 9 and the spray header 8 through a transmission mechanism, the spray header 8 and the auxiliary blades 9 are coaxially distributed with the bearing shell 3, the auxiliary blades 9 are positioned in the bearing shell 3 and have a distance between the upper end surfaces of the bearing shell 3 not more than 30% of the height of the bearing shell 3, spray header 8 is located bear the weight of the shell 3 outside and with bear the weight of under the shell 3 terminal surface interval not less than 5 millimeters, bear the weight of the shell 3 up end and establish a gas vent 31, and communicate with drainage fan 5 through gas vent 31, bear the weight of 3 lateral walls of shell and establish a plurality of backward flows mouth 32, wherein backward flow mouth 32 is located auxiliary paddle 9 below, fire control agent storage jar 6 and spray pump 7 all with bear 3 surface connections of shell, and fire control agent storage jar 6 is through spray pump 7 and spray header 8 intercommunication, temperature and humidity sensor 11, smoke transducer 12 is all at least one, and inlay in bearing the weight of end under the shell 3, drive circuit 13 inlays in bearing the weight of the shell 3 surface and respectively with running gear 2, drainage fan 5, spray pump 7, driving motor 10, temperature and humidity sensor 11, smoke transducer 12 electrical connection.
In this embodiment, the air outlet 31 of the carrying case 3 is provided with an air filtering device 33, the return ports 32 are provided with a shutter protecting cover 34, and the return ports 32 are at least one, the return ports 32 are uniformly distributed around the axis of the carrying case 3, and the total area of the return ports 32 is 20% -60% of the area of the outer surface of the carrying case 3.
In this embodiment, at least one alarm buzzer 35 and at least one emergency lighting lamp 36 are further disposed on the lower end surface of the bearing shell 3, and both the alarm buzzer 35 and the emergency lighting lamp 36 are electrically connected to the driving circuit 13.
When a fire disaster happens, on one hand, the alarm buzzer can be used for alarming; on the other hand, the emergency illuminating lamp can be used for illuminating a fire scene to guide personnel to escape and the fire scene to be illuminated.
In this embodiment, at least one layer of electrostatic adsorption net 37 is further disposed on the inner surface of the bearing shell 3, the electrostatic adsorption net 37 and the bearing shell 3 are coaxially distributed and located between the backflow port 32 and the auxiliary paddle 9, a plurality of guide plates 38 are further disposed on the inner side surface of the bearing shell 3 and evenly distributed around the axis of the bearing shell 3, and an included angle of 10-60 degrees is formed between the upper end surface of each guide plate 38 and the axis of the bearing shell.
During operation, on one hand, electrostatic adsorption and fixation are carried out on dust lamp pollutants in smoke through an electrostatic adsorption net, so that preliminary purification is realized; on the other hand, the guide plate guides the smoke, so that the working efficiency of smoke collection and guide is improved.
It is important to explain that the smoke purifier 4 is connected with any position of the inner surface and the outer surface of the bearing shell 3, the smoke purifier 4 comprises a purifying tank 41, an aeration disc 42, a semiconductor refrigerating mechanism 43, a purifying agent 44, a temperature sensor 45 and a heat dissipation fin 46, the purifying tank 41 is a closed cavity structure with the axis parallel to the axis of the bearing shell 3, the upper end surface of the purifying tank 41 is provided with an air inlet 401 and a flow guide port 402, the lower end surface of the purifying tank is provided with a sewage outlet 403, the sewage outlet 403 and the purifying tank 41 are coaxially distributed, the bottom of the purifying tank 41 is a cone-shaped structure, at least two aeration discs 42 are embedded in the purifying tank 41 and connected with the bottom of the purifying tank 41, the aeration discs 42 are mutually parallel and uniformly distributed around the axis of the purifying tank 41, the purifying agent 44 is embedded in the liquid level 41 of the purifying tank, and the distance between the purifying agent 44 and the upper end surface of the purifying tank 41 is 10-30% of the height of the purifying tank 41, at least one semiconductor refrigeration mechanism 43 is established to the purification tank 41 lateral wall that purifying agent 44 corresponds, just semiconductor refrigeration mechanism 43 refrigeration end is connected with the purification tank lateral wall, and the heat dissipation end is located purification tank 41 and is connected in heat dissipation fin 46 outward, heat dissipation fin 46 is a plurality of, is connected and encircles purification tank 41 axis equipartition with purification tank 41 lateral surface, temperature sensor 45 is at least two, all inlays in purification tank 41 and is connected in purification tank 41 roof and bottom respectively, semiconductor refrigeration mechanism 43 and temperature sensor 45 all with drive circuit 13 electrical connection.
It should be specially mentioned that the spray header 8 includes a connection base 81, a transmission shaft 82, a guide arm 83, a guide pipe 84, atomizing nozzles 85, a shunt tube 86, a rotary joint 87, a pressure sensor 88 and a flow sensor 89, the upper end surface of the transmission shaft 82 is connected with the driving motor 10 through a transmission mechanism, the lower end surface is connected with the connection base 81 and coaxially distributed, the transmission shaft 82 is a hollow cylindrical structure, the shunt tube 86 is embedded in the transmission shaft 82 and coaxially distributed on the transmission shaft 82, the upper end surface of the shunt tube 86 is communicated with the rotary joint 87, the rotary joint 87 is communicated with the spray pump 7 through the guide pipe, the lower end surface of the shunt tube 86 is respectively communicated with the atomizing nozzles 85 through the guide pipe, the atomizing nozzles 85 are mutually connected in parallel, the atomizing nozzles 85 are respectively connected with the lower end surface of the guide arm 83 and connected with the side surface of the connection base 81 through the guide arm, the guide arms 83 are at least two and are uniformly distributed around the axis of the connecting base 81, the rear end faces of the guide arms 83 are hinged to the side wall of the connecting base 81 through elastic hinges 80, the axes of the guide arms 83 are intersected with the axis of the connecting base 81 and form an included angle of 30-135 degrees, the pressure sensors 88 and the flow sensors 89 are one and are embedded in the connecting positions of the shunt tubes 86 and the rotary joints 87, and the pressure sensors 88 and the flow sensors 89 are electrically connected with the driving circuit 13.
In this embodiment, the driving motor 10 is connected to the inner surface of the side wall of the bearing housing 3 and located below the backflow port 32, the driving motor 10 is provided with a grating encoder 101, the driving motor 10 is connected to the transmission mechanism through an electromagnetic coupler 102, and the grating encoder 101 and the electromagnetic coupler 102 are both electrically connected to the driving circuit 13.
In this embodiment, the drainage fan 7 is connected with the upper end surface of the bearing shell 3 through a damping base 14.
Preferably, the traveling mechanism 2 is any one of a linear motor, a rack and pinion mechanism, a transmission belt mechanism and a transmission chain mechanism, and the driving circuit 13 is a circuit system based on any one of an industrial single chip microcomputer and a programmable controller.
A use method of a movable fire extinguishing and smoke exhausting device for large indoor space comprises the following steps:
s1, assembling equipment, namely, firstly, installing and positioning the guide slide rail and any positions of a wall, a bottom plate and a ceiling of the inner surface of a building according to an indoor space structure, then assembling a travelling mechanism, a bearing shell, a purification tank, a drainage fan, a fire-fighting agent storage tank, a spray pump, a spray head, an auxiliary paddle, a driving motor, a temperature and humidity sensor, a smoke sensor and a driving circuit, connecting the assembled bearing shell with a guide chute in a sliding manner through the travelling mechanism, filling a fire-fighting agent into the fire-fighting agent storage tank, and finally electrically connecting the driving circuit with an external monitoring system and establishing data connection, so that the prefabricated assembly of the invention can be completed;
s2, fire inspection is carried out, after the step S1 is completed, the driving circuit drives the traveling mechanism to operate, the bearing shell is driven by the traveling mechanism to operate and inspect indoors along the direction of the guide sliding rail, and in the inspection process, the indoor environment is detected through the temperature and humidity sensor and the smoke sensor, so that fire inspection work is completed;
s3, carrying out fire emergency, when the potential fire hazard and the fire point position exist indoors in the step S2, firstly, the bearing shell is transferred to the position right above the fire point by the traveling mechanism, then the drainage fan, the driving motor and the spray pump are started to operate simultaneously, the driving motor drives the auxiliary paddle and the spray header to rotate, the rotating speed of the auxiliary paddle and the rotating speed of the spray header are monitored and adjusted by the encoder, on one hand, the smoke generated by the fire in the indoor space is accurately guided into the bearing shell for centralized diversion according to the smoke amount through the rotating speed adjustment of the auxiliary paddle, and the drainage fan is assisted to convey the smoke to the smoke purifier of the bearing shell to purify the smoke; on the other hand, by adjusting the rotating speed of the spray header, the spray header guide arm and the fire-fighting agent sprayed by the atomizing nozzles connected with the guide arm are driven by centrifugal force to effectively adjust the coverage area sprayed by the fire-fighting agent, thereby achieving the purpose of accurately assisting fire-fighting operation.
In this embodiment, in the step S3, in the inactivation operation, the bearing shell can be matched with the guide slide rail through the traveling mechanism according to the fire scene range in addition during the fire extinguishing process, so as to flexibly adjust the fire extinguishing and smoke discharging positions.
On one hand, the system has simple structure and flexible and convenient use, can effectively meet the requirement of matching operation agents for indoor space structures of various buildings, and has small workload for building modification, low construction cost and small construction difficulty; on the other hand can realize carrying out in time accurate positioning alarm operation to the inside conflagration of building simultaneously, can carry out the conflagration and put out in addition to purify the clearance operation to the smog environment that the conflagration caused, improve the internal environment of fire scene, when being convenient for carry out the conflagration rescue accurately, also effectual prevention personnel in the fire scene cause the health to damage because of inhaling excessive poisonous and harmful smog, high temperature smog, improve personnel in the fire scene success rate of fleing and reduce the conflagration harm.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an indoor large space is with movable smoke exhaust ventilator that puts out a fire which characterized in that: the movable fire extinguishing and smoke discharging device for the indoor large space comprises two guide slide rails, a travelling mechanism, a bearing shell, a smoke purifier, a drainage fan, a fire extinguishing agent storage tank, a spray pump, a spray head, auxiliary blades, a driving motor, a temperature and humidity sensor, a smoke sensor and a driving circuit, wherein the two guide slide rails are distributed in parallel, the bearing shell is of a closed cavity structure and is positioned between the two guide slide rails and is in sliding connection with the guide slide rails through the travelling mechanism, the axis of the smoke purifier is vertically distributed with the horizontal plane and is connected with the bearing shell, the driving motor is embedded in the bearing shell and is respectively connected with the auxiliary blades and the spray head through a transmission mechanism, the spray head and the auxiliary blades are coaxially distributed with the bearing shell, the auxiliary blades are positioned in the bearing shell, the interval between the upper end surfaces of the bearing shell is not more than 30% of the height of the bearing shell, the shower head is located bear the weight of the shell outside and with bear the weight of the shell under the terminal surface interval not less than 5 millimeters, bear the weight of the shell up end and establish a gas vent to through gas vent and drainage fan intercommunication, bear the weight of the shell lateral wall and establish a plurality of backward flows mouth, wherein the backward flow mouth is located supplementary paddle below, fire control agent storage jar and spray pump all with bear the weight of shell surface connection, and fire control agent storage jar passes through spray pump and shower head intercommunication, temperature and humidity sensor, smoke transducer all at least one to inlay terminal surface under bearing the shell, drive circuit inlay in bearing the shell surface and respectively with running gear, drainage fan, spray pump, driving motor, temperature and humidity sensor, smoke transducer electrical connection.
2. The movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1, characterized in that: the air filter is established to the gas vent department that bears the shell, the shutter protective cover is established to return port department, just at least one of return port, each return port encircle and bear the shell axis equipartition, and the total area of each return port is for bearing 20% -60% of shell surface area.
3. A movable fire-extinguishing and smoke-discharging device for large indoor space according to claim 2, characterized in that: the smoke purifier is connected with any position of the inner surface and the outer surface of the bearing shell, the smoke purifier comprises a purifying tank, aeration discs, a semiconductor refrigerating mechanism, a purifying agent, a temperature sensor and a radiating fin plate, the purifying tank is a closed cavity structure with an axis and a bearing shell axis in parallel distribution, an air inlet and a flow guide port are arranged on the upper end surface of the purifying tank, a drain is arranged on the lower end surface of the purifying tank, the drain and the purifying tank are coaxially distributed, the bottom of the purifying tank is a cone structure, the aeration discs are at least two and are embedded in the purifying tank and connected with the bottom of the purifying tank, the aeration discs are mutually connected in parallel and uniformly distributed around the axis of the purifying tank, the purifying agent is embedded in the purifying tank, the interval between the liquid level of the purifying agent and the upper end surface of the purifying tank is 10% -30% of the height of the purifying tank, and at least one semiconductor refrigerating mechanism is arranged on the side wall of the purifying tank corresponding to the purifying agent, and the refrigerating end of the semiconductor refrigerating mechanism is connected with the side wall of the purification tank, the radiating end positions are connected with the outside of the purification tank and are connected with radiating fins, the radiating fins are a plurality of and are connected with the outer side surface of the purification tank and are uniformly distributed around the axis of the purification tank, at least two temperature sensors are embedded in the purification tank and are respectively connected with the top plate and the bottom of the purification tank, and the semiconductor refrigerating mechanism and the temperature sensors are electrically connected with a driving circuit.
4. The movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1, characterized in that: the inner surface of the bearing shell is additionally provided with at least one layer of electrostatic adsorption net, the electrostatic adsorption net and the bearing shell are coaxially distributed and are positioned between the reflux port and the auxiliary paddle, the inner side surface of the bearing shell is additionally provided with a plurality of guide plates which are uniformly distributed around the axis of the bearing shell, and the upper end surface of each guide plate and the axis of the bearing shell form an included angle of 10-60 degrees.
5. The movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1, characterized in that: the spray head comprises a connecting base, a transmission shaft, guide arms, a flow guide pipe, atomizing nozzles, flow dividing pipes, rotary joints, pressure sensors and flow sensors, wherein the upper end face of the transmission shaft is connected with a driving motor through a transmission mechanism, the lower end face of the transmission shaft is connected with the connecting base and coaxially distributed, the transmission shaft is of a hollow columnar structure, the flow dividing pipes are embedded in the transmission shaft and coaxially distributed in the transmission shaft, the upper end face of each flow dividing pipe is communicated with the rotary joints, the rotary joints are communicated with a spray pump through the flow guide pipe, the lower end face of each flow dividing pipe is respectively communicated with the atomizing nozzles through the flow guide pipe, the atomizing nozzles are mutually connected in parallel, the atomizing nozzles are a plurality of and are respectively connected with the lower end face of each guide arm and are connected with the side surface of the connecting base through the guide arms, the guide arms are at least two and uniformly distributed around the axis of the connecting base, and the rear end faces of each guide arm are hinged with the side wall of the connecting base through elastic hinges, the axis of the guide arm is intersected with the axis of the connecting base and forms an included angle of 30-135 degrees, the pressure sensor and the flow sensor are both arranged and embedded at the connecting position of the shunt pipe and the rotary joint, and the pressure sensor and the flow sensor are both electrically connected with the driving circuit.
6. The movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1, characterized in that: the driving motor is connected with the inner surface of the side wall of the bearing shell and located below the backflow port, the driving motor is provided with a grating encoder, the driving motor is connected with the transmission mechanism through an electromagnetic coupler, and the grating encoder and the electromagnetic coupler are both electrically connected with the driving circuit.
7. The movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1, characterized in that: the drainage fan is connected with the upper end face of the bearing shell through a damping base.
8. The movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1, characterized in that: the traveling mechanism is any one of a linear motor, a gear rack mechanism, a transmission belt mechanism and a transmission chain mechanism, and the driving circuit is a circuit system based on any one of an industrial single chip microcomputer and a programmable controller.
9. The use method of the movable fire extinguishing and smoke exhausting device for the indoor large space is characterized in that the use method of the high-precision digital display pressure transmitter comprises the following steps:
s1, assembling equipment, namely, firstly, installing and positioning the guide slide rail and any positions of a wall, a bottom plate and a ceiling of the inner surface of a building according to an indoor space structure, then assembling a travelling mechanism, a bearing shell, a purification tank, a drainage fan, a fire-fighting agent storage tank, a spray pump, a spray head, an auxiliary paddle, a driving motor, a temperature and humidity sensor, a smoke sensor and a driving circuit, connecting the assembled bearing shell with a guide chute in a sliding manner through the travelling mechanism, filling a fire-fighting agent into the fire-fighting agent storage tank, and finally electrically connecting the driving circuit with an external monitoring system and establishing data connection, so that the prefabricated assembly of the invention can be completed;
s2, fire inspection is carried out, after the step S1 is completed, the driving circuit drives the traveling mechanism to operate, the bearing shell is driven by the traveling mechanism to operate and inspect indoors along the direction of the guide sliding rail, and in the inspection process, the indoor environment is detected through the temperature and humidity sensor and the smoke sensor, so that fire inspection work is completed;
s3, carrying out fire emergency, when the potential fire hazard and the fire point position exist indoors in the step S2, firstly, the bearing shell is transferred to the position right above the fire point by the traveling mechanism, then the drainage fan, the driving motor and the spray pump are started to operate simultaneously, the driving motor drives the auxiliary paddle and the spray header to rotate, the rotating speed of the auxiliary paddle and the rotating speed of the spray header are monitored and adjusted by the encoder, on one hand, the smoke generated by the fire in the indoor space is accurately guided into the bearing shell for centralized diversion according to the smoke amount through the rotating speed adjustment of the auxiliary paddle, and the drainage fan is assisted to convey the smoke to the smoke purifier of the bearing shell to purify the smoke; on the other hand, by adjusting the rotating speed of the spray header, the spray header guide arm and the fire-fighting agent sprayed by the atomizing nozzles connected with the guide arm are driven by centrifugal force to effectively adjust the coverage area sprayed by the fire-fighting agent, thereby achieving the purpose of accurately assisting fire-fighting operation.
10. The use method of the movable fire-extinguishing and smoke-discharging device for the indoor large space according to claim 1 is characterized in that: in the S3 step, in the inactivation operation, the bearing shell can be matched with the guide slide rail through the traveling mechanism according to the fire scene range in addition in the fire extinguishing process, so that the fire extinguishing and smoke discharging positions can be flexibly adjusted.
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| CN202110891534.8A CN113730843A (en) | 2021-08-04 | 2021-08-04 | Movable fire extinguishing and smoke exhausting device for large indoor space and using method |
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| CN202110891534.8A CN113730843A (en) | 2021-08-04 | 2021-08-04 | Movable fire extinguishing and smoke exhausting device for large indoor space and using method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322179A (en) * | 2022-01-07 | 2022-04-12 | 湖南维尔消防工程有限公司 | Fire engineering is with preventing fume extractor |
| CN114452579A (en) * | 2022-01-13 | 2022-05-10 | 郑州轻工业大学 | Unattended indoor fire-fighting robot |
-
2021
- 2021-08-04 CN CN202110891534.8A patent/CN113730843A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322179A (en) * | 2022-01-07 | 2022-04-12 | 湖南维尔消防工程有限公司 | Fire engineering is with preventing fume extractor |
| CN114452579A (en) * | 2022-01-13 | 2022-05-10 | 郑州轻工业大学 | Unattended indoor fire-fighting robot |
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