CN216319630U - Fireproof device for elevator - Google Patents
Fireproof device for elevator Download PDFInfo
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- CN216319630U CN216319630U CN202123009736.XU CN202123009736U CN216319630U CN 216319630 U CN216319630 U CN 216319630U CN 202123009736 U CN202123009736 U CN 202123009736U CN 216319630 U CN216319630 U CN 216319630U
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Abstract
The utility model belongs to the field of elevator fire prevention, and particularly relates to an elevator fire prevention device which comprises an elevator cage, wherein a carbon dioxide fire extinguishing device, a water fire extinguishing device and a dry powder fire extinguishing device are arranged at the upper end of the elevator cage, a temperature sensor and a smoke sensor are further arranged in the elevator cage, and the temperature sensor and the smoke sensor are connected with the carbon dioxide fire extinguishing device, the water fire extinguishing device and the dry powder fire extinguishing device so as to be used for dealing with different fire behaviors.
Description
Technical Field
The utility model belongs to the field of elevator fire prevention, and particularly relates to an elevator fire prevention device.
Background
With the development of science and technology and economy, the population from rural areas to urban employment is growing continuously. Along with the continuous deepening of the urbanization process, urban residents are more and more, and the housing requirements of people are increased. With the increase of urban housing floors, in order to facilitate the convenience of coming in and going out of residents, the elevator becomes indispensable equipment for resident residential high-rise buildings. The elevator is not only a house, such as hospitals, hotels, schools and other public places, but also brings great convenience to people. However, the space of the elevator car is relatively closed, once a fire disaster occurs, if the fire disaster cannot be found outside in time, passengers are difficult to escape, the life safety of the passengers is seriously threatened, and the fire disaster is usually accompanied by a large amount of harmful smoke, so that the passengers can easily absorb a large amount of harmful gas in the closed car, the breathing is difficult, and even the life is threatened. The fire extinguishing mode of the existing elevator fire-proof device is simple, the fire extinguishing mode with the best fire extinguishing efficiency cannot be selected according to different fire behaviors, and the phenomenon of incomplete fire extinguishing exists. Without the corresponding personnel protection equipment and the smoke purification device, the smoke generated by fire may suffocate passengers, so that the life safety of the passengers cannot be ensured.
Disclosure of Invention
The utility model aims to provide an elevator fire protection device which is provided with three fire extinguishing modes and can select the fire extinguishing mode with the best fire extinguishing efficiency according to different fire behaviors, and in order to realize the purpose of the utility model, the technical scheme adopted by the utility model is as follows:
elevator firebreak device, including the elevator case, the upper end of elevator case is provided with carbon dioxide extinguishing device, water extinguishing device and dry powder extinguishing device, still be provided with temperature-sensing ware and smoke inductor in the elevator case, the temperature-sensing ware with smoke inductor connects carbon dioxide extinguishing device water extinguishing device with dry powder extinguishing device to be used for dealing with different intensity of a fire.
Further, carbon dioxide extinguishing device is including installing first pipeline fan of elevator case upper end, the output of first pipeline fan is connected with the chemical reaction case, and it is used for sending into ambient air in the chemical reaction incasement, the chemical reaction case is used for producing carbon dioxide, the chemical reaction case is connected with rotatable formula gas shower nozzle, rotatable formula gas shower nozzle sets up in the elevator case.
Further, the rotatable gas nozzle is installed at the top in the elevator cage through a first telescopic rod.
Further, water extinguishing device is including installing the water tank of elevator case upper end, the water tank is connected with the water pump, the water pump output end is connected with rotatable formula liquid nozzle, rotatable formula liquid nozzle sets up in the elevator case.
Further, the rotatable liquid spray head is installed at the top in the elevator cage through a second telescopic rod.
Further, the storage water tank is installed to the bottom of elevator case, the storage water tank passes through the outlet intercommunication the elevator case.
Further, dry powder extinguishing device is including installing the pump body of elevator case upper end, pump body input is connected with the dry powder container, and its output is connected with rotatable formula powder nozzle, rotatable formula powder nozzle sets up in the elevator case.
Further, the rotatable powder nozzle is installed at the top in the elevator cage through a third telescopic rod.
Furthermore, lower extreme in the elevator cage still is provided with dust extraction and air-blower, dust extraction with the air-blower sets up the relative both sides of elevator cage, just the air-blower direction of blowing orientation dust extraction.
The elevator further comprises a containing box arranged in the elevator cage, wherein a fire mask and a fireproof blanket are arranged in the containing box;
the storage box is characterized in that a storage box door is arranged on one side of the storage box, an electromagnet is arranged at the opening end of the storage box, a magnet corresponding to the electromagnet is arranged on the inner side of the storage box door, and the electromagnet is used for repelling the magnet when the electromagnet is electrified.
The utility model has the following beneficial effects: through being furnished with three kinds of modes of putting out a fire, can choose the best mode of putting out a fire of efficiency for use according to different intensity of a fire, be equipped with corresponding protection equipment, guarantee passenger's life safety, when needs change the mode of putting out a fire and intensity of a fire grade, can carry out the manual work and revise, can realize automatic fire extinguishing, reduce labour's consumption, it is more convenient and swift to put out a fire.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic rear view.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1-2 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 embodiments. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1, the elevator fire protection device comprises an elevator cage, wherein a carbon dioxide fire extinguishing device, a water fire extinguishing device and a dry powder fire extinguishing device are arranged at the upper end of the elevator cage, a temperature sensor 24 and a smoke sensor 19 are further arranged in the elevator cage, and the temperature sensor and the smoke sensor are connected with the carbon dioxide fire extinguishing device, the water fire extinguishing device and the dry powder fire extinguishing device so as to deal with different fire behaviors.
Specifically, the elevator roof portion is provided with an interlayer, carbon dioxide extinguishing device, water extinguishing device and dry powder extinguishing device all set up in the interlayer, wherein temperature-sensing ware 24 and smoke sensor 19 are among the prior art, and be connected with single chip microcomputer controller, still be provided with clarifier 7 and second pipeline fan 8 in the interlayer, clarifier 7 sets up the input at second pipeline fan 8, the outside air intercommunication at second pipeline fan 8 output and elevator roof portion, be provided with the net of airing exhaust 23 simultaneously on elevator roof portion inside, clarifier 7 sets up directly over net of airing exhaust 23.
This elevator firebreak device mainly controls whole function through the singlechip. Temperature sensor 24 and smoke transducer 19 detect the environmental aspect in the elevator to transmit the testing result into the singlechip comprehensive judgement as input signal, the singlechip matches signal and the fire behavior grade of manual setting, then the signal of three kinds of fire extinguishing means of output control water, carbon dioxide gas, dry powder, realize fire extinguishing function and other auxiliary function, can change the fire extinguishing means through artifical remote control singlechip controller.
According to the existing case that the elevator has a fire, the fire is divided into three different levels, namely small, medium and large. When a fire disaster occurs in the elevator, the temperature sensor 24 and the smoke sensor 19 judge the fire intensity by detecting the abnormal temperature and the smoke concentration in the elevator, then transmit signals to the fire extinguishing device to be matched with the three fire intensity levels which are set, and finally, the most suitable fire extinguishing mode is automatically adopted, meanwhile, the automatic alarm outside the elevator starts sounding, the second pipeline fan 8 starts working, the smoke in the elevator is sucked into the purifier 7 through the exhaust net 23 and is discharged outside the elevator cage after purification treatment.
In addition, a pressure sensor is arranged at the bottom of the elevator cage, when people or animals exist in the elevator cage, whether people or animals exist in the elevator can be identified, at the moment, the pressure sensor transmits signals into a carbon dioxide fire extinguishing device to interrupt the fire extinguishing mode, meanwhile, a smoke sensor 19 and a temperature sensor 24 transmit fire signals to a single chip microcomputer controller, then the controller selects water fire extinguishing and dry powder fire extinguishing according to the fire intensity, when no people or animals exist in the elevator cage, the smoke sensor 19 and the temperature sensor 24 transmit the fire signals to the single chip microcomputer controller, then the single chip microcomputer controller selects carbon dioxide fire extinguishing, water fire extinguishing and dry powder fire extinguishing according to the fire intensity, when the fire intensity in the elevator is small, carbon dioxide gas fire extinguishing is adopted, when the fire intensity in the elevator is general, water fire extinguishing is adopted, when the fire intensity in the elevator is large, the device firstly adopts water fire extinguishing and simultaneously opens carbon dioxide gas fire extinguishing, if the fire is still not extinguished after the water is used up, the dry powder is started to extinguish the fire, and the beneficial effect that the fire extinguishing mode with the best fire extinguishing efficiency can be selected according to different fire conditions is further achieved.
Further, carbon dioxide extinguishing device is including installing first pipeline fan 6 of elevator case upper end, the output of first pipeline fan 6 is connected with chemical reaction case 4, and it is used for sending into the ambient air in the chemical reaction case 4, chemical reaction case 4 is used for producing carbon dioxide, chemical reaction case 4 is connected with rotatable formula gas nozzle 1, rotatable formula gas nozzle 1 sets up in the elevator case.
Further, the rotatable gas nozzle 1 is installed at the top in the elevator cage through a first telescopic rod 2.
Specifically, rotatable formula gas nozzle 1 is prior art, first telescopic link 2, second telescopic link 22, third telescopic link 17 is the electric telescopic handle among the prior art, and flexible direction is upper and lower direction, first pipeline fan 6's input is provided with filter equipment 5, be connected through gas pressurizer 3 between the output of chemical reaction case 4 and the rotatable formula gas nozzle 1, first pipeline fan 6 and gas pressurizer 3 are connected respectively through the pipeline to chemical reaction case 4, gas pressurizer 3 is prior art, be used for the pressure boost, chemical reaction case 4 is prior art, inside can carry out chemical reactions such as combustion reaction.
When the intensity of a fire is less in the elevator, adopt carbon dioxide gas to put out a fire, but first telescopic link 2 drives 1 downwardly extending of rotary type gas nozzle, but rotary type gas nozzle 1 judges and turns to the position of catching a fire according to temperature sensor 24's signal, first pipeline fan 6 begins to inhale the outside air this moment, the outside air passes through filter equipment 5 and carries in chemical reaction case 4, produce a large amount of carbon dioxide after quick chemical reaction, carbon dioxide passes through behind the effect of gas presser 3, increase intensity of putting out a fire and the scope of putting out a fire, carry out carbon dioxide gas to the intensity of a fire and separate oxygen and put out a fire.
Further, water extinguishing device is including installing water tank 11 on the elevator case, water tank 11 is connected with water pump 9, the output of water pump 9 is connected with rotatable liquid nozzle 21, rotatable liquid nozzle 21 sets up in the elevator case.
Further, the rotatable liquid spray head 21 is installed at the top inside the elevator cage through a second telescopic rod 22.
Further, a water storage tank 28 is mounted at the bottom of the elevator cage, and the water storage tank 28 is communicated with the elevator cage through a water outlet 16.
Specifically, the rotatable liquid spray head 21 is in the prior art, a liquid pressurizer 10 in the prior art is further arranged between the output end of the water pump 9 and the rotatable liquid spray head 21, a second pipeline fan 13 is further arranged in the interlayer, the output end of the second pipeline fan 13 is connected with a heater 12, and the output end of the second pipeline fan is communicated with the outside air.
When the fire in the elevator is general, the device adopts water to extinguish the fire. The telescopic rod 22 extends downwards, and the rotatable liquid spray head 21 judges and turns to the fire position according to the signal of the temperature sensor. At the moment, the water pump 9 starts to pump water from the water tank 11, and the fire extinguishing intensity and the fire extinguishing range are enlarged through the liquid pressurizer 10, so that the fire is extinguished in a water-oxygen-isolation mode. At the same time, the drain 16 in the bottom of the elevator car is opened and the residual liquid in the car flows into the storage tank 28. And finally, the second pipeline fan 13 sucks in outside air, generates hot air after being properly heated by the heater 12, and air-dries residual liquid in the elevator, wherein the liquid pressurizer 10 and the gas pressurizer 3 play a role in pressurization, and a ventilation net 20 is arranged at a position, corresponding to the output end of the heater 12, on the inner wall of the top of the elevator cage.
Further, dry powder extinguishing device is including installing the pump body 15 of elevator case upper end, pump body 15 input is connected with dry powder container 14, and its output is connected with rotatable formula powder nozzle 18, rotatable formula powder nozzle 18 sets up in the elevator case.
Further, the rotatable powder spray head 18 is installed at the top inside the elevator cage through a third telescopic rod 17.
Further, lower extreme in the elevator cage still is provided with dust extraction 27 and air-blower 31, dust extraction 27 with air-blower 31 sets up the opposite both sides of elevator cage, just air-blower 31 blows the direction orientation dust extraction 27.
Specifically, the rotatable powder sprayhead 18 and the dust suction device 27 are prior art.
When the fire in the elevator is great, water is used for extinguishing fire, and carbon dioxide gas is started for extinguishing fire. If the fire is still not extinguished after the water is used up, the dry powder is started to extinguish the fire, the third telescopic rod 17 extends downwards, and the rotatable powder spray head 18 judges and turns to the fire catching position according to the signal of the temperature sensor 24. At the moment, the pump body 15 pumps dry powder out of the dry powder container 14, and the rotatable powder spray head 18 conducts dry powder oxygen insulation fire extinguishing on fire. After the fire is extinguished, the second pipeline fan 13 finally sucks in the outside air, the outside air is properly heated by the heater 12 to generate hot air, the residual liquid in the elevator is dried in the air, meanwhile, the air blower 31 generates opposite air, and the dust suction device 27 sucks in the residual powder in the elevator.
Further, the elevator further comprises a containing box 25 installed in the elevator cage, and a fire mask and a fire blanket are arranged in the containing box 25;
a storage box door 29 is arranged on one side of the storage box 25, an electromagnet is arranged at the opening end of the storage box 25, a magnet 26 corresponding to the electromagnet is arranged on the inner side of the storage box door 29, and the electromagnet is used for repelling the magnet 26 when being electrified.
Specifically, when the electromagnet is energized, the end of the electromagnet in contact with the magnet 26 is the same in magnetism, and the open end of the container 25 is further provided with a pressing type bounce rebounder in the prior art, which abuts against the container door 29.
Normally, the electromagnet is not energized, and the container door 29 is attracted by the magnet 26 and is closed. When the single chip microcomputer transmits a fire extinguishing signal, the signal can control the electromagnet to be electrified, the electromagnet and the magnet 26 generate the same magnetic pole, the storage box door 29 is opened, under special conditions, the storage box door 29 can be manually pressed, the pressing type bouncing rebounder can bounce the storage box door 29, passengers can use the fire mask to prevent poisoning or suffocation, and the fireproof blanket can prevent high temperature from burning skin.
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 changes, modifications, alterations, and substitutions which may be made by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. Elevator firebreak device, including the elevator case, its characterized in that: the upper end of elevator case is provided with carbon dioxide extinguishing device, water extinguishing device and dry powder extinguishing device, still be provided with temperature-sensing ware (24) and smoke inductor (19) in the elevator case, the temperature-sensing ware with smoke inductor connects carbon dioxide extinguishing device water extinguishing device with dry powder extinguishing device to be used for dealing with different intensity of a fire.
2. The elevator fire protection device of claim 1, wherein: carbon dioxide extinguishing device is including installing first pipeline fan (6) of elevator case upper end, the output of first pipeline fan (6) is connected with chemical reaction case (4), and it is used for sending into the ambient air in chemical reaction case (4), chemical reaction case (4) are used for producing carbon dioxide, chemical reaction case (4) are connected with rotatable formula gas nozzle (1), rotatable formula gas nozzle (1) sets up in the elevator case.
3. The elevator fire protection device of claim 2, wherein: but rotation type gas shower nozzle (1) is installed through first telescopic link (2) top in the elevator case.
4. The elevator fire protection device of claim 1, wherein: the water fire extinguishing device comprises a water tank (11) arranged at the upper end of the elevator cage, the water tank (11) is connected with a water pump (9), the output end of the water pump (9) is connected with a rotatable liquid spray head (21), and the rotatable liquid spray head (21) is arranged in the elevator cage.
5. The elevator fire protection device of claim 4, wherein: the rotatable liquid spray head (21) is mounted on the top inside the elevator cage through a second telescopic rod (22).
6. The elevator fire protection device of claim 4, wherein: a water storage tank (28) is installed at the bottom of the elevator cage, and the water storage tank (28) is communicated with the elevator cage through a water outlet (16).
7. The elevator fire protection device of claim 1, wherein: the dry powder extinguishing device comprises a pump body (15) installed at the upper end of the elevator cage, a dry powder container (14) is connected to the input end of the pump body (15), a rotatable powder spray head (18) is connected to the output end of the pump body, and the rotatable powder spray head (18) is arranged in the elevator cage.
8. The elevator fire protection device of claim 7, wherein: the rotatable powder spray head (18) is mounted at the top in the elevator cage through a third telescopic rod (17).
9. The elevator fire protection device of claim 7, wherein: lower extreme in the elevator case still is provided with dust extraction (27) and air-blower (31), dust extraction (27) with air-blower (31) set up the relative both sides of elevator case, just air-blower (31) direction of blowing orientation dust extraction (27).
10. The elevator fire protection device of any one of claims 1-9, wherein: the elevator car further comprises a containing box (25) arranged in the elevator car, wherein a fire mask and a fire blanket are arranged in the containing box (25);
one side of the containing box (25) is provided with a containing box door (29), the opening end part of the containing box (25) is provided with an electromagnet, the inner side of the containing box door (29) is provided with a magnet (26) corresponding to the electromagnet, and the electromagnet is used for repelling the magnet (26) when being electrified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123009736.XU CN216319630U (en) | 2021-12-01 | 2021-12-01 | Fireproof device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123009736.XU CN216319630U (en) | 2021-12-01 | 2021-12-01 | Fireproof device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216319630U true CN216319630U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123009736.XU Active CN216319630U (en) | 2021-12-01 | 2021-12-01 | Fireproof device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216319630U (en) |
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2021
- 2021-12-01 CN CN202123009736.XU patent/CN216319630U/en active Active
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