CN210409287U - Heat flow blocking device for fire scene actual combat - Google Patents
Heat flow blocking device for fire scene actual combat Download PDFInfo
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- CN210409287U CN210409287U CN201920759959.1U CN201920759959U CN210409287U CN 210409287 U CN210409287 U CN 210409287U CN 201920759959 U CN201920759959 U CN 201920759959U CN 210409287 U CN210409287 U CN 210409287U
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Abstract
The utility model discloses a conflagration scene is heat current blocking device for actual combat solves and prevents team member, stranded personnel in the scene of a fire and is in the problem that there is life danger in the high heat radiation environment. The utility model comprises a first metal water curtain net and a second metal water curtain net which are opposite and vertically distributed and used for being placed on the fire scene to generate water curtains to reduce radiation heat flow, a water delivery pipe connected with a water source, a water spray nozzle which is arranged on the free end of the water delivery pipe and sprays water mist in a fan shape, and a water pump which is arranged on the water delivery pipe and used for delivering cleaning water at the water source to the water spray nozzle through the water delivery pipe to spray the fan-shaped water mist; the first and second metal water curtain nets respectively comprise a base, a metal frame, a metal net and universal wheels; the water spray nozzle is positioned between the first metal water curtain net and the second metal water curtain net to spray fan-shaped water mist so as to form a water curtain on the two metal nets. The fireproof heat-resistant fireproof door can be used in fire scene rescue field equipment, and has the characteristics of heat flow resistance, portability, mobility, long fireproof time, good heat resistance effect and the like.
Description
Technical Field
The utility model relates to a heat flow separation device is used in on-spot actual combat of conflagration.
Background
When a fire disaster occurs, the thermal radiation generated by high-temperature flame and high-temperature smoke can accelerate the spread of the fire disaster and threaten the life safety of fire rescue personnel. In fire protection, fire separation technology is commonly used to block thermal radiation and prevent the spread of fire.
The major fire partitions today include fire walls, fire doors, fire shutters and the like. The fire-proof wall, the fire-proof rolling curtain and the fire-proof door have the possibility of failure when a fire disaster occurs, and once the fire-proof rolling curtain and the fire-proof door are closed, people can be difficult to evacuate, so that fire fighters are prevented from entering a fire scene for disaster relief.
The fire wall is an important separation component for preventing the spread of fire between buildings, and can effectively limit the fire in a certain space in the initial stage of the fire and the fire extinguishing process and prevent the fire from spreading to the other side at one side of the fire wall. But the fire endurance of the firewall is not less than 3 hours, which may cause the firewall to collapse in a fire scene environment for a long time.
The fireproof door is a fireproof partition with certain fire resistance, which is arranged between fireproof partitions, evacuation staircases, vertical shafts and the like, has the functions of preventing fire spreading and smoke diffusion, can prevent fire spreading within a certain time and ensures personnel evacuation. Due to the weight of the fireproof door, the fireproof time and other factors, the fireproof door cannot be directly applied to a fire scene to realize heat flow obstruction.
Therefore, the heat flow blocking device for actual combat in a fire scene is designed to have the characteristics of blocking heat flow, portability, mobility, long fire-resistant time and good heat blocking effect, so that the heat flow blocking device can be used for rescue in a fire scene, and the technical problem to be solved by technical personnel in the technical field is urgently needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the heat flow blocking device for the fire scene actual combat can be used in a fire scene rescue field, and has the characteristics of heat flow blocking, light weight, portability, long fire-resistant time, good heat blocking effect and the like.
In order to achieve the above object, the utility model adopts the following technical scheme:
the heat flow separation device for actual combat at a fire scene comprises a first metal water curtain net and a second metal water curtain net which are opposite to each other and vertically distributed and used for being placed at the fire scene to generate water curtains to reduce radiation heat flow, a water delivery pipe connected with a water source, a water spray nozzle which is arranged at the free end of the water delivery pipe and sprays fan-shaped water mist, and a water pump which is arranged on the water delivery pipe and used for delivering clean water at the water source to the water spray nozzle through the water delivery pipe to spray the fan-shaped water mist;
the first metal water curtain net and the second metal water curtain net have the same structure and respectively comprise a rectangular base, a square metal frame fixed on the base and a metal net fixed in the metal frame, and four corners of the bottom of the base are respectively provided with a universal wheel;
the water spray nozzle is positioned between the first metal water curtain net and the second metal water curtain net, and the fan-shaped water spray sprayed by the water spray nozzle can be uniformly sprayed on the two metal nets to form a water curtain on the two metal nets;
and a herringbone blocking eave is arranged at the top of the metal frame.
Further, the distance between the first metal water curtain net and the second metal water curtain net is 20-50 cm.
Furthermore, the mesh number of the metal net is 40-50 meshes.
Further, the base is made of a metal material, and the base and the corresponding metal frame are fixed in a welding mode.
Furthermore, the first metal water curtain net and the second metal water curtain net have the same size and are both 1m multiplied by 1m in area.
Furthermore, the front and the back of the metal frame are respectively provided with at least two fastening strips, and the fastening strips arranged on the front and the back are the same in number and correspond to each other one by one so as to clamp the metal mesh in the metal frame.
Further, still include the PC, be connected with analog-to-digital converter and digital-to-analog converter on the PC, first metal water curtain net is compared second metal water curtain net is closer to the scene of fire, locates on the first metal water curtain net keep off and be equipped with thermal current sensor, thermocouple sensor, anemoscope and infrared camera on the eaves, the PC passes through analog-to-digital converter respectively with thermal current sensor thermocouple sensor with the anemoscope is connected, the PC passes through digital-to-analog converter with the water pump is connected, the PC with the infrared camera is connected.
Further, the PC is a notebook computer or a desktop computer.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has the advantages of simple structure and scientific and reasonable design, convenient to use, it can equip the use at scene of a fire rescue scene, has separation thermal current, light, portable, refractory time is of a specified duration, hinders advantages such as hot effect is good, at 10kW/m2Under the condition of heat flow radiation, the radiation heat flow can be reduced by 80%.
The utility model discloses a first metal water curtain net, second metal water curtain net, raceway, water smoke shower nozzle and water pump, first metal water curtain net is the same with second metal water curtain net structure, all includes base, metal crate, metal mesh, universal wheel, keeps off eaves and fastening strip, and metal crate fixes on the base, and the universal wheel is established to the base bottom, can conveniently remove, and the metal mesh is fixed in metal crate to press from both sides tightly through the fastening strip, the structure is firm. First metal water curtain net and second metal water curtain net relative distribution, interval 20-50cm between, the raceway is connected the water source, for example the scene of fire water source, or the water source on the fire engine, the raceway free end is established spun water smoke and is fan-shaped water smoke spray head (this water smoke spray head is current equipment), the water pump passes through the raceway with the clean water in the water source and carries to water smoke spray head in order to spout and be fan-shaped water smoke, it forms the water curtain to be spout on two metal nets, can effectively obstruct the scene of fire hot flow to spread beyond the second metal water curtain net (first metal water curtain net is closer to the scene of fire than second metal water curtain net). So designed and made the utility model discloses but possess light quick travel, can effectively separate scene of a fire thermal current, separation fire spreading's characteristics.
The mesh number of the metal net is 40-50 meshes, so that the utility model has light weight, can form a water curtain with good effect on the metal net when the water mist spray head sprays out to be fan-shaped water mist, and simultaneously can also have good ventilation effect.
The utility model discloses a water curtain that forms on the metal mesh carries out separation scene of a fire thermal current and fire and spreads, and its sustainable incessant cooling does not receive the live time restriction, and is very practical at the conflagration scene.
The utility model discloses establish the heat flow sensor on the fender eaves of first metal water curtain net, the thermocouple sensor, anemoscope and infrared camera, still establish the PC that is connected with analog-to-digital converter and digital analog converter simultaneously, the PC can be notebook computer or desktop computer, PC and infrared camera, the PC passes through analog-to-digital converter and heat flow sensor, thermocouple sensor and anemoscope are connected, be connected with the water pump through digital analog converter, the infrared camera records the scene of the fire in real time, and convey recording information to the PC storage and show, heat flow sensor, thermocouple sensor and anemoscope then the heat flow of real-time supervision heat flow separation device department, temperature and wind speed information, and convey the information monitored to the PC storage and show, the staff is according to the operating power of the information control water pump that shows, when the PC shows the heat flow, temperature and wind speed digit are big, the running power of the water pump is increased, and conversely, the running power of the water pump is decreased to save energy and water, so that the heat flow blocking device can run safely and stably on a fire scene, and the effects of effectively blocking heat flow in the fire scene and blocking fire spreading are achieved.
The utility model can be used in the places such as petroleum, natural gas, chemical engineering, forest, offshore platform, etc., and solves the problem that the defense team member and the trapped person are in the high heat radiation environment in the fire scene, thus protecting the safety of the personnel; at present, corresponding heat flow blocking devices are lacked in the market, and fire scene rescue personnel can be provided with a set of heat flow blocking screens. Meanwhile, the device can be applied to fire scene rescue and personnel evacuation. The device can drive the development of a batch of related enterprises and promote the industry progress, has wide market promotion prospect, and has remarkable social and economic benefits.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a first metal water curtain structure of the present invention.
Fig. 3 is a schematic view of a second metal water curtain structure of the present invention.
Fig. 4 is a schematic view of the metal mesh structure of the present invention.
Fig. 5 is a connection block diagram of each electronic component of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-a first metal water curtain net, 2-a second metal water curtain net, 3-a water pipe, 4-a water spray nozzle, 5-a water pump, 6-a base, 7-a metal frame, 8-a metal net, 9-a universal wheel, 10-a block eave, 11-a heat flow sensor, 12-a thermocouple sensor, 13-an anemoscope, 14-an infrared camera, 15-a PC, 16-an analog-digital converter, 17-a digital-analog converter and 18-a fastening strip.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in figures 1-5, the utility model provides a scene of fire is heat flow separation device for actual combat, simple structure, design scientific and reasonable, convenient to use, it can equip the use at scene of fire rescue, has separation heat flow, light, portable, the refractory time is of a specified duration, hinders advantages such as hot effect good, at 10kW/m2Under the condition of heat flow radiation, the radiation heat flow can be reduced by 80%. The utility model comprises a first metal water curtain net 1 and a second metal water curtain net 2 which are opposite and vertically distributed and are used for being placed on a fire scene to generate a water curtain to reduce radiation heat flow, a water delivery pipe 3 connected with a water source, a water spray nozzle 4 which is arranged on the free end of the water delivery pipe 3 and sprays fan-shaped water spray, a water pump 5 which is arranged on the water delivery pipe 3 and is used for delivering cleaning water at the water source to the water spray nozzle 4 through the water delivery pipe 3 to spray the fan-shaped water spray, the distance between the first metal water curtain net 1 and the second metal water curtain net 2 is 20-50cm, the first metal water curtain net 1 and the second metal water curtain net 2 have the same size and the area is 1m multiplied by 1m, the water mist spray head 4 is positioned between the first metal water curtain net 1 and the second metal water curtain net 2, and the sprayed fan-shaped water mist can be uniformly sprayed on the two metal nets 8 to form a water curtain on the two metal nets 8.
First metal water curtain net 1 with second metal water curtain net 2 structure is the same, all is fixed in including being rectangular base 6 on the base 6 and being square metal crate 7, and be fixed in metal crate 8 in the metal crate 7, the bottom four corners department of base 6 is equipped with an universal wheel 9 respectively, metal crate 7's top is equipped with and is lambdoid fender eaves 10, metal crate 8's mesh is 40-50 meshes, base 6 is made for metal material, and base 6 is with corresponding metal crate 7 welded fastening, metal crate 7's front and back are equipped with two piece at least fastening strips 18 respectively, and the quantity of the fastening strip that its front and back were established is the same and the one-to-one, with will metal crate 8 presss from both sides tightly in metal crate 7.
The utility model discloses a first metal water curtain net, second metal water curtain net, raceway, water smoke shower nozzle and water pump, first metal water curtain net is the same with second metal water curtain net structure, all includes base, metal crate, metal mesh, universal wheel, keeps off eaves and fastening strip, and metal crate fixes on the base, and the universal wheel is established to the base bottom, can conveniently remove, and the metal mesh is fixed in metal crate to press from both sides tightly through the fastening strip, the structure is firm. First metal water curtain net and second metal water curtain net relative distribution, interval 20-50cm between, the raceway is connected the water source, for example the scene of fire water source, or the water source on the fire engine, the raceway free end is established spun water smoke and is fan-shaped water smoke spray head (this water smoke spray head is current equipment), the water pump passes through the raceway with the clean water in the water source and carries to water smoke spray head in order to spout and be fan-shaped water smoke, it forms the water curtain to be spout on two metal nets, can effectively obstruct the scene of fire hot flow to spread beyond the second metal water curtain net (first metal water curtain net is closer to the scene of fire than second metal water curtain net). So designed and made the utility model discloses but possess light quick travel, can effectively separate scene of a fire thermal current, separation fire spreading's characteristics.
The mesh number of the metal net is 40-50 meshes, so that the utility model has light weight, can form a water curtain with good effect on the metal net when the water mist spray head sprays out to be fan-shaped water mist, and simultaneously can also have good ventilation effect.
The utility model discloses still include PC 15, be connected with adc 16 and digital-to-analog converter 17 on the PC 15, first metal water curtain net 1 is compared second metal water curtain net 2 is more close to the scene of fire, locates on the first metal water curtain net 1 keep off and be equipped with thermal current sensor 11, thermocouple sensor 12, anemoscope 13 and infrared camera 14 on the eaves 10, PC 15 passes through adc 16 respectively with thermal current sensor 11 thermocouple sensor 12 with anemoscope 13 is connected, PC 15 passes through digital-to-analog converter 17 with water pump 5 is connected, PC 15 with infrared camera 14 is connected, PC 15 is notebook computer or desktop computer.
The utility model discloses establish the heat flow sensor on the fender eaves of first metal water curtain net, the thermocouple sensor, anemoscope and infrared camera, still establish the PC that is connected with analog-to-digital converter and digital analog converter simultaneously, the PC can be notebook computer or desktop computer, PC and infrared camera, the PC passes through analog-to-digital converter and heat flow sensor, thermocouple sensor and anemoscope are connected, be connected with the water pump through digital analog converter, the infrared camera records the scene of the fire in real time, and convey recording information to the PC storage and show, heat flow sensor, thermocouple sensor and anemoscope then the heat flow of real-time supervision heat flow separation device department, temperature and wind speed information, and convey the information monitored to the PC storage and show, the staff is according to the operating power of the information control water pump that shows, when the PC shows the heat flow, temperature and wind speed digit are big, the running power of the water pump is increased, and conversely, the running power of the water pump is decreased to save energy and water, so that the heat flow blocking device can run safely and stably on a fire scene, and the effects of effectively blocking heat flow in the fire scene and blocking fire spreading are achieved.
The utility model can be used in the places such as petroleum, natural gas, chemical engineering, forest, offshore platform, etc., and solves the problem that the defense team member and the trapped person are in the high heat radiation environment in the fire scene, thus protecting the safety of the personnel; at present, corresponding heat flow blocking devices are lacked in the market, and fire scene rescue personnel can be provided with a set of heat flow blocking screens. Meanwhile, the device can be applied to fire scene rescue and personnel evacuation. The device can drive the development of a batch of related enterprises and promote the industry progress, has wide market promotion prospect, and has remarkable social and economic benefits.
The force acting on the surface of a liquid to reduce the surface area of the liquid is called the surface tension of the liquid. When the surface tension of the filter screen is greater than the gravity of water, the water cannot drop, and a water film is formed on the surface of the metal filter screen. When the utility model is used, firstly, equipment is debugged, including a heat flow sensor, a thermocouple sensor, an anemograph, a PC (personal computer), an analog-to-digital converter, a digital-to-analog converter and an infrared camera, and the connection among the equipment is checked; after all normal conditions, the first metal water curtain net and the second metal water curtain net are moved to the positions, corresponding to the fire scene, needing heat flow separation and fire spread separation through the universal wheels, the first metal water curtain net is close to a fire source, the second metal water curtain net and the first metal water curtain net are oppositely distributed at intervals of 20-50cm, the water inlet end of the water conveying pipe is connected with a water source, the water spray nozzle is located between the second metal water curtain net and the first metal water curtain net, preferably, the center of the lower portion between the second metal water curtain net and the first metal water curtain net, the water pump is started, the water spray nozzle sprays fan-shaped water mist, the fan-shaped water mist is evenly sprayed on the two metal nets, and a water curtain is formed on the two metal nets, so that the heat flow and the fire spread can be separated, the use is convenient and rapid, the effect of separating the heat flow and the fire spread is good, and the heat flow spread are 10kW/2Under the condition of heat flow radiation, the radiation heat flow can be reduced by 80%. In the process, the PC can display the parameters of heat flow, temperature and wind speed at the heat flow blocking device in real time and a screen recorded on a fire scene, and an operator adjusts the running power of the water pump according to the parameters.
The utility model discloses it is light portable. The fire wall, the fire door, the fire-proof rolling curtain and the like which are used at present are all fixed, and the requirement of blocking heat flow in a fire scene cannot be met. When a firefighter is putting out a fire in close quarters, the flame radiation can be extremely harmful to the firefighter. The utility model discloses can reform transform into fire scene heat flow separation equipment for the actual combat, reduce the harm of on-the-spot flame radiation of disaster relief to the firefighter. And simultaneously, the utility model discloses can effectively the separation scene of a fire thermal current, separation fire spread. People trapped in the fire scene are extremely difficult to evacuate, and fire fighters are required to enter the fire scene for rescue. The utility model discloses can reform transform into mobilizable escape route, effective separation flame pierces through, and the temperature is less than the scene of a fire temperature greatly in the passageway, satisfies the visible light simultaneously and pierces through, and very big range improves the sparse efficiency in scene of a fire.
The utility model discloses used water pump 5, heat flux sensor 11, thermocouple sensor 12, anemograph 13, infrared camera 14, PC 15, analog to digital converter 16 and digital to analog converter 17 are current known electrical equipment, and its structure, circuit, interconnect, control principle etc. are current mature technology, and consequently, above-mentioned electrical equipment's structure, circuit, interconnect, control principle etc. are not repeated herein.
The utility model discloses a water curtain that forms on the metal mesh carries out separation scene of a fire thermal current and fire and spreads, and its sustainable incessant cooling does not receive the live time restriction, and is very practical at the scene of conflagration, is suitable for and widely popularizes and applies in this technical field.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.
Claims (8)
1. Heat flow blocking device is used in on-spot actual combat of fire, its characterized in that: the device comprises a first metal water curtain net (1) and a second metal water curtain net (2) which are opposite to each other and vertically distributed and used for being placed on a fire scene to generate a water curtain to reduce radiation heat flow, a water delivery pipe (3) connected with a water source, a water spray nozzle (4) which is arranged at the free end of the water delivery pipe (3) and sprays water spray in a fan shape, and a water pump (5) which is arranged on the water delivery pipe (3) and used for delivering clean water at the water source to the water spray nozzle (4) through the water delivery pipe (3) to spray out fan-shaped water spray;
the first metal water curtain net (1) and the second metal water curtain net (2) are identical in structure and respectively comprise a rectangular base (6), a square metal frame (7) fixed on the base (6) and a metal net (8) fixed in the metal frame (7), and universal wheels (9) are respectively arranged at four corners of the bottom of the base (6);
the water mist spray head (4) is positioned between the first metal water curtain net (1) and the second metal water curtain net (2), and the sprayed fan-shaped water mist can be uniformly sprayed onto the two metal nets (8) to form a water curtain on the two metal nets (8);
the top of the metal frame (7) is provided with a herringbone blocking eave (10).
2. The heat flow barrier device for fire scene actual combat according to claim 1, wherein: the distance between the first metal water curtain net (1) and the second metal water curtain net (2) is 20-50 cm.
3. The heat flow barrier device for fire scene actual combat according to claim 1, wherein: the mesh number of the metal net (8) is 40-50 meshes.
4. The heat flow barrier device for fire scene actual combat according to claim 1, wherein: the base (6) is made of metal materials, and the base (6) and the corresponding metal frame (7) are fixed in a welding mode.
5. The heat flow barrier device for fire scene actual combat according to claim 1, wherein: the first metal water curtain net (1) and the second metal water curtain net (2) are the same in size and are both 1m multiplied by 1m in area.
6. The heat flow blocking device for fire scene actual combat according to claim 2, wherein: the front and the back of the metal frame (7) are respectively provided with at least two fastening strips (18), the number of the fastening strips arranged on the front and the back of the metal frame is the same, and the fastening strips are in one-to-one correspondence so as to clamp the metal mesh (8) in the metal frame (7).
7. The heat flow blocking device for fire scene actual combat according to claim 2, wherein: still include PC (15), be connected with analog-to-digital converter (16) and digital-to-analog converter (17) on PC (15), first metal water curtain net (1) is compared second metal water curtain net (2) are closer to the scene of fire, locate on first metal water curtain net (1) be equipped with thermal current sensor (11), thermocouple sensor (12), anemoscope (13) and infrared camera (14) on fender eaves (10), PC (15) pass through analog-to-digital converter (16) respectively with thermal current sensor (11), thermocouple sensor (12) with anemoscope (13) are connected, PC (15) pass through digital-to-analog converter (17) with water pump (5) are connected, PC (15) with infrared camera (14) are connected.
8. The heat flow barrier device for fire scene actual combat according to claim 7, wherein: the PC (15) is a notebook computer or a desktop computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920759959.1U CN210409287U (en) | 2019-05-24 | 2019-05-24 | Heat flow blocking device for fire scene actual combat |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920759959.1U CN210409287U (en) | 2019-05-24 | 2019-05-24 | Heat flow blocking device for fire scene actual combat |
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| CN210409287U true CN210409287U (en) | 2020-04-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038237A (en) * | 2019-05-24 | 2019-07-23 | 应急管理部四川消防研究所 | Hot-fluid baffling device is used under battle conditions in scene of fire |
| RU220584U1 (en) * | 2023-07-17 | 2023-09-22 | Общество С Ограниченной Ответственностью "Управляющая Компания "Шимко Групп" | DEVICE FOR PROTECTING FIREFIGHTERS FROM THERMAL RADIATION |
-
2019
- 2019-05-24 CN CN201920759959.1U patent/CN210409287U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038237A (en) * | 2019-05-24 | 2019-07-23 | 应急管理部四川消防研究所 | Hot-fluid baffling device is used under battle conditions in scene of fire |
| RU220584U1 (en) * | 2023-07-17 | 2023-09-22 | Общество С Ограниченной Ответственностью "Управляющая Компания "Шимко Групп" | DEVICE FOR PROTECTING FIREFIGHTERS FROM THERMAL RADIATION |
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