Fire-proof cover
阅读说明：本技术 避火罩 (Fire-proof cover ) 是由 胡忠海 于 2019-12-02 设计创作，主要内容包括：本发明涉及消防器材技术领域,一种避火罩,包括避火罩(1)、通气管(2)、报警器(3)、空气输送机(4)、手动空气泵(5),其特征是：手动空气泵(5)安装于避火罩(1)内空中、一根通气管(2)一端连接手动空气泵(5),另一端连接报警器(3),另一根通气管(2)一端连接避火罩(1),另一端连接空气输送机(4),形成一套在意外火灾发生时,可隔离明火和火苗、有害气体,能呼吸到有氧气的无害空气,进一步保障火灾在场人员生命安全的避火罩。本发明的有益效果是,可避免和减少意外火灾时,明火和火苗、烟气对在场人员的伤害,自救和等待救援赢得宝贵时间,结构简单,实用方便。(The invention relates to the technical field of fire-fighting equipment, in particular to a fire-preventing cover, which comprises a fire-preventing cover (1), a vent pipe (2), an alarm (3), an air conveyor (4) and a manual air pump (5), and is characterized in that: the manual air pump (5) is arranged in the fire-preventing cover (1) in the air, one end of one ventilating pipe (2) is connected with the manual air pump (5), the other end of the ventilating pipe is connected with the alarm (3), one end of the other ventilating pipe (2) is connected with the fire-preventing cover (1), and the other end of the other ventilating pipe is connected with the air conveyor (4), so that the fire-preventing cover is formed, can isolate open fire, flame and harmful gas, can breathe harmless air with oxygen and further ensures the life safety of fire personnel in the field. The invention has the advantages of avoiding and reducing the damage of open fire, flame and smoke to people on site in case of accidental fire, saving oneself and waiting for rescue, gaining valuable time, along with simple structure, practicality and convenience.)
1. The utility model provides a keep away fire cover, includes keep away fire cover (1), breather pipe (2), alarm (3), air conveyer (4), manual air pump (5), characterized by: the manual air pump (5) is arranged in the fire-preventing cover (1) in the air, one end of one ventilating pipe (2) is connected with the manual air pump (5), the other end of the ventilating pipe is connected with the alarm (3), one end of the other ventilating pipe (2) is connected with the fire-preventing cover (1), and the other end of the other ventilating pipe is connected with the air conveyor (4), so that the fire-preventing cover is formed, can isolate open fire, flame and harmful gas, can breathe harmless air with oxygen and further ensures the life safety of fire personnel in the field.
2. A fire shield as claimed in claim 1, wherein: one end of the vent pipe (2) is connected with the fire-avoiding cover (1), and the other end is connected with the air conveyor (4) and the alarm (3).
3. A fire shield as claimed in claim 1, wherein: the manual air pump (5) is arranged in the fire-avoiding cover (1) in the air, one end of a vent pipe (2) is connected with the manual air pump (5), and the other end is connected with the alarm (3).
4. A fire shield as claimed in claim 1, wherein: one end of the vent pipe (2) is connected with the fire-avoiding cover (1), and the other end is connected with the alarm (3).
5. A fire shield as claimed in claim 1, wherein: one end of the vent pipe (2) is connected with the fire-avoiding cover (1).
6. A fire shield as claimed in claim 1, wherein: the fire-proof cover (1) is in a square column shape, four sides of the fire-proof cover are provided with transparent windows of fire-proof heat-insulation glass, one side of the fire-proof cover is provided with an inlet and an outlet, and one or two connecting ports connected with the vent pipe are arranged on one of the other three sides.
7. A fire shield as claimed in claim 1, wherein: the fire-proof cover (1) is in a telescopic body shape and is formed by connecting two or a plurality of arch supports into a telescopic support, a soft flame-retardant heat-insulation fiber cloth bag and an inner-pulling soft flame-retardant heat-insulation fiber cloth bag are wrapped at the periphery of the telescopic support and the outer-pulling soft flame-retardant heat-insulation fiber cloth bag, an inlet and an outlet are formed in the front surfaces of the support and the cloth bag, a connecting port with a vent pipe is formed in the back surfaces of the support and.
8. A fire shield as claimed in claim 1, wherein: the fire-proof cover (1) is in a shape of a telescopic pocket and supported by double-layer spring supports, the spring supports are wrapped by a layer of flame-retardant heat-insulation fiber cloth bags respectively, a tying device or a zipper is arranged in each bag opening, a transparent window made of fireproof heat-insulation glass is arranged on the upper surface of each bag opening, a connecting port with an air pipe is arranged on the outer surface beside each bag opening, and one or a plurality of face masks or mouth-nose masks which are provided with air pipes and breathing air valves are arranged beside the inner part of each bag.
9. A fire shield as claimed in claim 1, wherein: the air pipe (2), the hard metal pipe, it is hollow, one end has a connection port with the hand air pump, one has the bending of the rotatable device, the rotatable device has a handle, another end has a connection port with the alarm.
10. A fire shield as claimed in claim 1, wherein: the manual air pump (5) is a cylindrical pump shell with a cover, the pump shell is hollow, one end of a vent pipe is respectively connected with an air inlet which is arranged at two ends of the pump shell and is provided with a valve, the other end of the vent pipe is provided with a connecting port with the vent pipe, two ends of the pump shell are respectively provided with an air outlet with a valve, one to three circular air pressing plates with sealing rubber rings are arranged in the pump, and the center part of the air pressing plate is connected with a pull rod with a handle.
Technical Field
The invention relates to the technical field of fire-fighting equipment, in particular to a fire-avoiding cover which can prevent and reduce burns or burns and harmful gas from entering a respiratory system to further ensure life safety when field personnel enter the cover in an emergency after a fire disaster happens accidentally and a safety outlet is blocked by open fire and smoke.
Background
The most precious people are lives, and the lives of every people are only once, and every person needs to love lives.
Along with the progress of society, the living standard of people is improved, the living conditions are improved, residents, outworkers, tourism and vacation are increased in living in buildings, the enjoyment of life is beautified, and the pleasure feeling, namely the life is really good, is brought to people.
However, as long as the people have good fortune and misadventure, according to the reports of Chinese and foreign media, the house or the building has an accidental fire every year, the victim has a light side burnt or burned, a respiratory system is infected and injured, and a heavy side loses precious life, and the chief culprit of the fire is open fire, flame, high temperature and harmful smoke gas.
The known fire-fighting equipment at present comprises: fire-proof clothing, the bag of fleing, the emergency ladder, the safety rope of fleing, smoke protection cover, wet towel etc. but mostly are single protection, for example: the fire-proof suit is generally distributed to firefighters or special personnel, an escape bag, an escape ladder and an escape safety rope, is a passage for people to evacuate in a fire scene, is only suitable for helping adults, minors, old people and women to carry out self-rescue or rescue, and the smoke-proof cover and the wet towel can only block harmful gas from entering a respiratory system and cannot isolate open fire, flame and high temperature, so that the protection effect is insufficient.
Disclosure of Invention
Aiming at the limitation of the use of the products and equipment and the technical problems in the technical field, the invention provides the fire-avoiding cover, after a fire accident happens, the safe exit channel is blocked by fire and smoke, when personnel (especially minors, old people and women) escape hopelessly, the fire-avoiding cover can enter the fire-avoiding cover quickly in an emergency, thereby avoiding and reducing the burning or burning caused by the fire and blocking toxic and harmful gas from entering a respiratory system, waiting for rescue and winning precious time, and further ensuring the life safety of the personnel in the fire.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the utility model provides a keep away fire cover, includes keep away fire cover (1), breather pipe (2), alarm (3), air conveyer (4), manual air pump (5), characterized by: the manual air pump (5) is arranged in the fire-preventing cover (1) in the air, one end of one ventilating pipe (2) is connected with the manual air pump (5), the other end of the ventilating pipe is connected with the alarm (3), one end of the other ventilating pipe (2) is connected with the fire-preventing cover (1), and the other end of the other ventilating pipe is connected with the air conveyor (4), so that the fire-preventing cover is formed, can isolate open fire, flame and harmful gas, can breathe harmless air with oxygen and further ensures the life safety of fire personnel in the field.
The main technical parameters are as follows:
1. the overall dimension of the fire shield is as follows: 1000-1600 mm in length, 800-1200 mm in width, 1800-2000 mm in height, and 5-300 mm in cover wall thickness (inlet-outlet size, 600-1200 mm in height, 300-600 mm in width, and 5-300 mm in cover wall thickness).
2. The fire-proof cover is made of ① double-layer stainless steel plate surface support, inner inorganic fireproof heat-insulating material and outer heat-resistant aluminum foil as cover surface, ② fireproof heat-insulating and smoke-isolating wall, ③ flame-retardant pearl rock wool as cover surface and outer heat-resistant aluminum foil, ④ observation window is made of composite fireproof glass with high transparency, and the cover surface of the window is provided with fire-proof cover material and a baffle plate which can rotate in the cover.
3. The fire-retardant heat-resistant temperature of the fire-resisting cover is 600-1200 ℃, the heat-resistant temperature of the wall thickness is high, and the heat-resistant temperature of the wall thickness is low.
4. The fire-retardant heat-resistant time of the fire-resisting cover is 30-180 minutes, the flame-retardant heat-resistant time of the wall thickness is long, and the heat-resistant flame-retardant time of the wall thickness is short.
5. The fire-proof cover can prevent 60% -95% of smoke from entering the cover.
The air conveyor inputs 30-180 cubic meters of air in the hood per minute.
The manual air pump inputs 20-100 cubic meters of air in the hood per minute.
The following steps: the mounting position, this kind of square column form keep away fire cover (1), be applicable to the spacious indoor of living house area, fixed mounting is on indoor window both sides or the balcony that are close to the outer wall, punches on the wall, and in one breather pipe (2) implanted wall body, with on the outer wall or subaerial, the air conveyor (4) on roof are connected, another breather pipe is put in the cover or is hung on outdoor wall.
The using method comprises the following steps: once an accidental fire happens, the safe exit channel is blocked by fire and smoke, when personnel (especially minors, old people and women) escape hopelessly, the fire escape device enters the fire-avoiding cover quickly in an emergency mode, the alarm and the air conveyor are opened, or the alarm is opened to push the vent pipe out quickly, the manual air pump is pulled and pushed by hand, and emergency self-rescue and rescue waiting are carried out.
The following steps: one end of the vent pipe (2) is connected with the fire-avoiding cover (1), and the other end is connected with the air conveyor (4) and the alarm (3).
The main technical parameters are as follows:
1. the overall dimension of the fire shield is as follows: 1000-1600 mm in length, 800-1200 mm in width, 1800-2000 mm in height, and 5-300 mm in cover wall thickness (inlet-outlet size, 600-1200 mm in height, 300-600 mm in width, and 5-300 mm in cover wall thickness).
2. The fire-proof cover is made of ① double-layer stainless steel plate surface support, inner inorganic fireproof heat-insulating material and outer heat-resistant aluminum foil as cover surface, ② fireproof heat-insulating and smoke-isolating wall, ③ flame-retardant pearl rock wool as cover surface and outer heat-resistant aluminum foil, ④ observation window is made of composite fireproof glass with high transparency, and the cover surface of the window is provided with fire-proof cover material and a baffle plate which can rotate in the cover.
3. The fire-retardant heat-resistant temperature of the fire-resisting cover is 600-1200 ℃, the heat-resistant temperature of the wall thickness is high, and the heat-resistant temperature of the wall thickness is low.
4. The fire-retardant heat-resistant time of the fire-resisting cover is 30-180 minutes, the fire-retardant heat-resistant time of the wall thickness is long, and the fire-retardant heat-resistant time of the wall thickness is short.
5. The fire-proof cover can prevent 60% -95% of smoke from entering the cover.
The air conveyor inputs 30-180 cubic meters of air in the hood per minute.
The following steps: the mounting position, this style square column form keep away fire cover (1), be applicable to the spacious indoor of living house area certainly, fixed mounting is on indoor window both sides or the balcony that are close to the outer wall, punches on the wall, and in one breather pipe (2) implanted wall body, be connected with air conveyor (4) on the outer wall or subaerial, roof, another breather pipe was put in the cover or is hung on outdoor wall, and one end is connected with manual air pump.
The using method comprises the following steps: once a fire accident happens, the safe exit channel is blocked by fire and smoke, when personnel (especially minors, old people and women) escape hopelessly, the fire escape device can enter the fire-avoiding cover quickly in an emergency, open the alarm and the air conveyor, and save oneself and wait for rescue in an emergency.
The following steps: the manual air pump (5) is arranged in the fire-avoiding cover (1) in the air, one end of a vent pipe (2) is connected with the manual air pump (5), and the other end is connected with the alarm (3).
The main technical parameters are as follows:
1. the overall dimension of the fire shield is as follows: 1000-1600 mm in length, 800-1200 mm in width, 1800-2000 mm in height, and 5-300 mm in cover wall thickness (inlet-outlet size, 600-1200 mm in height, 300-600 mm in width, and 5-300 mm in cover wall thickness).
2. The fire-proof cover is made of ① double-layer stainless steel plate surface support, inner inorganic fireproof heat-insulating material and outer heat-resistant aluminum foil as cover surface, ② fireproof heat-insulating and smoke-isolating wall, ③ flame-retardant pearl rock wool as cover surface and outer heat-resistant aluminum foil, ④ observation window is made of composite fireproof glass with high transparency, and the cover surface of the window is provided with fire-proof cover material and a baffle plate which can rotate in the cover.
3. The fire-retardant heat-resistant temperature of the fire-resisting cover is 600-1200 ℃, the heat-resistant temperature of the wall thickness is high, and the heat-resistant temperature of the wall thickness is low.
4. The fire-retardant heat-resistant time of the fire-resisting cover is 30-180 minutes, the fire-retardant heat-resistant time of the wall thickness is long, and the fire-retardant heat-resistant time of the wall thickness is short.
5. The fire-proof cover can prevent 60% -95% of smoke from entering the cover.
The pump shell of the manual air pump has the diameter of 200-300 mm, the pulling and pushing length of 500 mm and the air input into the cover per minute of 10-100 cubic meters.
The following steps: the mounting position, this style square column form keep away fire cover (1), be applicable to the spacious indoor of living house area certainly, fixed mounting is on indoor window both sides or the balcony that are close to the outer wall, punches on the wall, and a breather pipe (2) is planted in the wall body, or hangs on outdoor wall, and one end is connected with manual air pump.
The using method comprises the following steps: once an accidental fire occurs, the safe outlet channel is blocked by fire and smoke, when personnel (especially minors, old people and women) escape hopelessly, the fire escape device can enter the fire-avoiding cover quickly in an emergency mode, the alarm is opened to push out the vent pipe quickly, the manual air pump is pulled and pushed by hand, and the fire escape device can save self in the emergency mode and wait for rescue.
The following steps: the manual air pump (5) is arranged in the fire-avoiding cover (1) in the air, one end of a vent pipe (2) is connected with the manual air pump (5), and the other end is connected with the alarm (3).
The main technical parameters are as follows:
1. the overall dimension of the fire shield is as follows: the length of the stretched product is 1200 mm, the width of the stretched product is 600-1000 mm, the height of the stretched product is 1900 mm, the thickness of the cover wall is 5-300 mm, the length of the contracted product is 600 mm, the width of the stretched product is 600-1000 mm, the height of the contracted product is 1000 mm, and the thickness of the cover wall is 5-300 mm, (the size of the outlet after stretching is 600-1000 mm, the width of the stretched product is 300-600 mm, and the thickness of the cover wall is 5-300 mm).
2. The fire-proof cover is made of ① 2-6 telescopic stainless steel arch supports, two side pull rods are movably connected, the inside and the outside of each arch support are respectively wrapped with a layer of fire-proof heat-insulating material or cloth, a heat-resistant aluminum foil is attached to the outside of each arch support to form a cover surface, ② the observation window is made of composite fire-proof glass with high transparency, the cover surface of the window is provided with the fire-proof cover, and a baffle which is rotatable in the cover is arranged outside the cover.
3. The fire-retardant heat-resistant temperature of the fire-resisting cover is 500-800 ℃, the heat-resistant temperature of the wall thickness is high, and the heat-resistant temperature of the wall thickness is low.
4. The fire-retardant heat-resisting time of the fire-resisting cover is 20-90 minutes, the heat-resisting and flame-retardant time of the wall thickness is long, and the flame-retardant and heat-resisting time of the wall thickness is short.
5. The fire-proof cover can prevent 60% -85% of smoke from entering the cover.
The pump shell of the manual air pump has the diameter of 200-300 mm, the pulling and pushing length of 500 mm and the air input into the cover per minute of 10-100 cubic meters.
Mounting positions: the fire-preventing cover with the telescopic body shape is suitable for living or temporarily living in rooms with insufficient area, high buildings and poor fire-fighting devices, and is fixedly installed or movably placed on two sides of a window or a balcony which is close to an outer wall indoors, holes are formed in the wall, one end of a vent pipe and an alarm are implanted into a hole of the wall or reserved vacant sites, and the other end of the vent pipe is connected with a manual air pump.
The using method comprises the following steps: when the fire-resistant hood is used, the fire-resistant hood is stretched, the alarm device is opened, one end of the vent pipe is stretched to the outer space without smoke or less smoke, a person enters the fire-resistant hood, the manual air pump is pulled and pushed, and when more people exist, the manual air pump is rapidly pulled and pushed, so that air in the fire-resistant hood is ventilated, oxygen deficiency is avoided, and emergency self-rescue and waiting rescue are realized.
The following steps: one end of the vent pipe (2) is connected with the fire-avoiding cover (1), and the other end is connected with the alarm (3).
The main technical parameters are as follows: 1. the overall dimension of the fire shield is as follows: after being flicked, the length is 1600 to 2000 mm, the width is 600 to 1000 mm, the height is 500 to 900 mm, and the wall thickness of the cover is 5 to 90 mm; the length is 200 to 300 mm, the width is 600 to 1000 mm, the height is 500 to 700 mm and the wall thickness of the cover is 5 to 90 mm after shrinkage; (one end access size, 500 mm high, 600 mm wide, 5-100 mm hood wall thickness).
2. The fire-resisting cover is made up by using ① 2 telescopic supports formed from metal springs, the exterior of every spring is respectively covered with a layer of fire-resisting heat-insulating material or cloth, and the exterior of every spring is equipped with fire-resisting heat-resisting aluminium foil as cover surface.
3. The fire-retardant heat-resistant temperature of the fire-resisting cover is 500-800 ℃.
4. The fire-retardant heat-resistant time of the fire-resisting cover is 20-60 minutes.
5. The fire-proof cover can prevent 60% -85% of smoke from entering the cover.
6. The vent pipe adopts an aluminum foil metal hose, and the flame-retardant and heat-resistant temperature is 500-800 ℃.
Mounting positions: the double-spring telescopic pocket-shaped fire-avoiding cover is suitable for temporarily living in hotels, restaurants and the like in celebration activity places, outgoing trips, business trips and the like, is placed in places easy to hand, and is convenient to take out and use.
The using method comprises the following steps: when the fire-proof cover is used, the compression device and the alarm device of the fire-proof cover are opened, the fire-proof cover is stretched, one end of the vent pipe is stretched to the outer space without smoke or less smoke, a person enters the fire-proof cover, the bag opening is clamped, the oronasal mask is worn, oxygen deficiency is avoided, and emergency self-rescue and waiting rescue are realized.
The following steps: one end of the vent pipe (2) is connected with the fire-avoiding cover (1).
The product can be used for outdoor camping without technical parameters.
The using method comprises the following steps: when the device is used, the compression device of the fire-preventing cover is opened, the fire-preventing cover is stretched, one end of the vent pipe is stretched to a space with better air quality, a person enters the fire-preventing cover, the mouth of the bag is clamped, and the mouth-nose cover is worn.
The following steps: the fire-proof cover (1) is in a square column shape, four sides of the fire-proof cover are provided with transparent windows of fire-proof heat-insulation glass, one side of the fire-proof cover is provided with an inlet and an outlet, and one or two connecting ports connected with the vent pipe are arranged on one of the other three sides.
The following steps: the fire-proof cover (1) is in a telescopic body shape and is formed by connecting two or a plurality of arch supports into a telescopic support, a soft flame-retardant heat-insulation fiber cloth bag and an inner-pulling soft flame-retardant heat-insulation fiber cloth bag are wrapped at the periphery of the telescopic support and the outer-pulling soft flame-retardant heat-insulation fiber cloth bag, an inlet and an outlet are formed in the front surfaces of the support and the cloth bag, a connecting port with a vent pipe is formed in the back surfaces of the support and.
The following steps: the fire-proof cover (1) is in a shape of a telescopic pocket and supported by double-layer spring supports, the spring supports are wrapped by a layer of flame-retardant heat-insulation fiber cloth bags respectively, a tying device or a zipper is arranged in each bag opening, a transparent window made of fireproof heat-insulation glass is arranged on the upper surface of each bag opening, a connecting port with an air pipe is arranged on the outer surface beside each bag opening, and one or a plurality of face masks or mouth-nose masks which are provided with air pipes and breathing air valves are arranged beside the inner part of each bag.
The following steps: the air pipe (2), the hard metal pipe, it is hollow, one end has a connection port with the hand air pump, one has the bending of the rotatable device, the rotatable device has a handle, another end has a connection port with the alarm.
The following steps: the ventilation pipe (2) is a hard pipe and is hollow, one end of the ventilation pipe is provided with a connecting port and a bend which are connected with the fire-avoiding cover, the outer side of the bend is provided with a connecting port which is connected with the alarm, and the other end of the bend is provided with a connecting port which is connected with the air conveyor.
The following steps: the fire-proof alarm device comprises a vent pipe (2), a hard telescopic pipe and two or more sections, wherein the diameter of the outer section is the largest, the diameter of the inner section is gradually reduced, one end of the inner section is provided with a connecting port with the fire-proof cover, and the other end of the inner section is provided with a connecting port with the alarm device.
The following steps: the ventilation pipe (2) is a soft double-inner hollow pipe or a combination of two single-inner hollow pipes, the double-inner hollow pipe is wrapped by a double-layer flame-retardant heat-insulating aluminum foil, one end of the double-inner hollow pipe is provided with a connecting port with the fire-proof cover, and the other end of the double-inner hollow pipe is provided with a connecting port with the alarm.
The following steps: the ventilation pipe (2) and the double inner hollow pipes made of aluminum foil metal or the two single inner hollow pipes are combined into the double inner hollow pipes, one end of the ventilation pipe is provided with a connecting port with the fire-preventing cover, and the other end of the ventilation pipe is provided with a connecting port with the alarm.
The following steps: alarm (3), integrated circuit loudspeaker with built-in DC battery, and ring alarm.
The following steps: the alarm (3), the integrated circuit loudspeaker with built-in direct current battery, the voice alarm "catching fire, alarm and rescue people soon".
The following steps: alarm (3), fire-retardant colored cloth has the characters on: 'fire in room, fast alarm and rescue people'.
The following steps: the air pipe (2) and the alarm (3) are placed outdoors when in use, and materials resistant to high temperature are not needed.
The following steps: the air conveyor (4) is rotated by an alternating current motor and a direct current motor to drive a fan with wind blades and an air compressor. Since there are many fans in the market, this document does not describe it repeatedly, and the longer the distance between the floor where the user lives and the ground or the roof, the higher the power of the fan or the air compressor should be. Is adopted as a barrier
The following steps: the manual air pump (5) is a cylindrical pump shell with a cover, the pump shell is hollow, one end of a vent pipe is respectively connected with air inlets with valves at two ends of the pump shell, the other end of the vent pipe is provided with a connecting port with the vent pipe, two ends of the pump shell are respectively provided with an air outlet with a valve, one to three circular air pressing plates with sealing rubber rings are arranged in the pump, and the central part of the air pressing plate is connected with a pull rod with a handle.
The following steps: the hand-operated air pump (5) has the advantages that the effect principle is that the handle is pulled and pushed circularly, when the hand is pulled, the air inlet valve (1) is opened to feed air, the air outlet valve (2) is opened to discharge air, the air outlet valve (1) and the air inlet valve (2) are closed simultaneously, when the hand is pushed, the air inlet valve (2) is opened to feed air, the air outlet valve (1) is opened to discharge air, and the air inlet valve (1) and the air outlet valve (2) are closed simultaneously, so that the air circulation effect is achieved.
The following steps: the fire-preventing cover (1), the vent pipe (2), the alarm (3), the air conveyor (4), the manual air pump (5) and the accessories are all made of materials which meet the national fire safety quality standard and are installed.
The following steps: the length, width and height of the fire-proof cover (1) are determined according to the requirement.
The following steps: the length of the vent pipe (2) is determined according to the required length.
After adopting above structure, the advantage of the invention lies in: 1. after an indoor accidental fire disaster occurs and a safety outlet is blocked by naked fire and smoke, field personnel (especially minors, old people and women) enter the cover in an emergency mode, burn or burn can be avoided and relieved, harmful gas enters a respiratory system, 2, one end of the vent pipe extends outdoors, the personnel entering the cover can breathe harmless air and oxygen, vital signs are guaranteed, and 3, the alarm or the alarm mark extends outdoors, the outdoor personnel can be reminded to find the fire in time, 119 alarm is dialed for seeking precious aid, and the people in the disaster can be rescued for time.
The invention has the advantages of avoiding and reducing the damage of open fire, flame and smoke to people on site when fire accident happens, along with simple structure, practicality and convenience.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a structural view of a first embodiment of a fire shield.
In the figure, 1 is a fire-proof cover, 2 is a breather pipe, 3 is an alarm, 4 is an air conveyor, and 5 is a manual air pump.
Fig. 2 is a structural view of a second embodiment of the fire shield.
In the figure, 1 is a fire-proof cover, 2 is a vent pipe, 3 is an alarm, and 4 is an air conveyor.
Fig. 3 is a structural view of a third embodiment of the fire shield.
In the figure, 1 is a fire-proof cover, 2 is a breather pipe, 3 is an alarm, and 5 is a manual air pump.
Fig. 4 is a structural view of a fourth embodiment of the fire shield.
In the figure, 1 is a fire-proof cover, 2 is a breather pipe, 3 is an alarm, and 5 is a manual air pump.
Fig. 5 is a construction view of a fifth embodiment of the fire shield.
In the figure, 1 is a fire-proof cover, 2 is a vent pipe, and 3 is an alarm.
Fig. 6 is a construction view of a sixth embodiment of the fire shield.
In the figure, 1 is a fire-proof cover, and 2 is a vent pipe.
Fig. 7 is a structural view of the manual air pump in fig. 1, 3, and 4 (5).
In the figure, 1 is a vent pipe, 2 is an air inlet valve (1), 3 is an air outlet valve (1), 4 is a cylindrical pump body, 5 is a circular air pressing plate with a sealing rubber ring, 6 is a pull rod, 7 is an air outlet valve (2), 8 is an air inlet valve (2), 9 is a handle.
Detailed Description
In the embodiment shown in fig. 1, the
In the embodiment shown in fig. 2, one end of the
In the embodiment shown in fig. 3, the
In the embodiment shown in fig. 4, the
In the embodiment shown in fig. 5, one end of the
In the embodiment shown in fig. 6, one end of the
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