Emergency escape device for fire fighting

Abstract

The utility model discloses an emergency escape device for fire fighting, which belongs to the technical field of survival equipment, and adopts the technical scheme that the emergency escape device comprises an exhaust hood and an air exhaust mechanism, the rear side of the exhaust hood is clamped with a fitting hood, the two sides of the fitting hood are clamped with binding head bands, the bottom of the exhaust hood is communicated with an air entraining hose, and the air entraining hose is communicated with an air outlet of the air exhaust hood. By arranging the exhaust hood and the air exhaust mechanism, the exhaust hood can be matched with the attaching hood and the air entraining hose, gas exhausted when a user breathes is exhausted, the stability of the user in the breathing process is improved, the attaching hood can be attached to the face and the mouth of the user, and therefore the face and mouth of the user can be more tightly attached to the face and the mouth of the user. The breathing air of a user is guided, the binding head band can be matched with the exhaust hood, the user fixes the exhaust hood to the face of the user through the binding head band, and the air entraining hose can be matched with the filter pipe and the air inlet pipe to pump air at the low position in the escape channel.

Description

Technical Field

[0001] The utility model relates to the technical field of survival equipment, in particular to an emergency escape device used for fire fighting. Background Art

[0002] When encountering a fire in life, residents living on higher floors of a building will need to flee the fire area to survive. When the smoke generated by the burning materials covers the escape passage, and the amount of smoke high up in the passage is large and the oxygen is thin, making it difficult to escape, emergency escape equipment will be used to assist users to quickly leave the fire area in order to achieve the purpose of survival.

[0003] At present, a Chinese utility model with publication number: CN205867334U discloses a wet fire escape mask for fire emergency escape. This utility model discloses a wet fire escape mask for fire emergency escape, including a multi-layer filtering mask made of a gauze layer, a melt-blown filter material layer, an activated carbon layer, a non-woven fabric layer or a cotton fabric layer; and a wet wipe made of a folded non-woven fabric and soaked in a medicine, which is sealed and packaged in a packaging bag to form an independent product, the wet wipe is buried in the folded mask, and then the whole is put into the packaging bag, and then the packaging bag is sealed to obtain a finished product. When using, take out the mask and the wet wipe, pad the wet wipe on the inside of the mask, and then wear them together. This utility model has the advantages of small size, easy to carry and store; the use is known to both the old and the young, and is not restricted by age and academic qualifications, and can be used conveniently.

[0004] When allowing users to escape from a fire zone through an escape passage containing a large amount of smoke, the users will need to use emergency escape equipment to assist in quickly passing through the escape passage containing a large amount of smoke in order to survive, and an emergency escape device used for fire fighting is one of them. However, the existing emergency escape devices make it difficult for users to maintain a running posture for a long time in the smoke, thus reducing the users' ability to quickly escape from the fire zone containing smoke, thereby reducing the users' escape efficiency and being unfavorable for the users to quickly escape from danger. Utility Model Content

[0005] The utility model provides an emergency escape device for fire fighting, aiming to solve the problem that the existing emergency escape device makes it difficult for the user to maintain a running posture for a long time in the smoke, thus reducing the user's ability to quickly escape from the fire area containing smoke, thereby reducing the user's escape efficiency and being unfavorable for the user to quickly escape from the dangerous situation.

[0006] The utility model is implemented as follows: an emergency escape device for fire fighting comprises an exhaust hood and an exhaust mechanism, the rear side of the exhaust hood is clamped with a fitting hood, both sides of the fitting hood are clamped with restraint headbands, the bottom of the exhaust hood is connected with an air bleed hose, and the exhaust mechanism is connected to the bottom of the air bleed hose;

[0007] The air extraction mechanism includes a filter tube, a fireproof restraint leg belt and an air inlet pipe. The filter tube is connected to the bottom of the air bleed hose, the fireproof restraint leg belt is clamped on both sides of the filter tube, and the air inlet pipe is connected to the rear side of the filter tube.

[0008] In order to improve the stability of the user when wearing it, as a preferred emergency escape device for fire fighting of the utility model, a protective pad is sewn on the inner side of the restraint headband, and the surface of the protective pad is coated with a fire retardant coating.

[0009] In order to improve the airtightness when worn by the user, as a preferred emergency escape device for fire fighting of the utility model, a sealing ring is clamped on the rear side of the fitting cover, and anti-slip patterns are engraved on the inner side of the sealing ring.

[0010] In order to improve the connection stability between the fitting hood and the exhaust hood, as a preferred emergency escape device for fire fighting of the utility model, a reinforcement ring is clamped on the front side of the inner side of the fitting hood, a reinforcement groove is opened on the front side of the inner side of the fitting hood, the inner side of the reinforcement groove is clamped on the exhaust hood, and the inner side of the reinforcement ring is in contact with the fitting hood.

[0011] In order to achieve the effect of protecting the air bleed pipe, as a preferred emergency escape device for fire fighting of the utility model, the surface of the air bleed hose is sheathed with a protective tube, and the surface of the protective tube is coated with fire retardant paint.

[0012] In order to facilitate users to wear the fire-resistant leg restraint strap, as a preferred emergency escape device for fire fighting of the utility model, the front side of the fire-resistant leg restraint strap is bolted with a connecting buckle, and the surface of the connecting buckle is coated with fire-resistant paint.

[0013] In order to improve the air extraction efficiency of the air inlet pipe, as a preferred emergency escape device for fire fighting of the utility model, the surface of the air inlet pipe is connected to an auxiliary ventilation pipe, and an interception net is clamped on the inner side of the auxiliary ventilation pipe.

[0014] In order to improve the airtightness of the connection between the filter tube and the air bleed hose, as a preferred emergency escape device for fire fighting of the utility model, a leak-proof ring is clamped on the top of the inner side of the filter tube, and the inner side of the leak-proof ring is in contact with the bottom of the air bleed hose.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The emergency escape device for fire fighting is provided with an exhaust hood and an exhaust mechanism. The exhaust hood can cooperate with a fitting hood and an air bleed hose to exhaust the gas exhausted by the user when breathing, thereby improving the user's breathing stability. The fitting hood can fit the face and mouth of the user to guide the gas breathed by the user. The binding headband can cooperate with the exhaust hood to allow the user to fix the exhaust hood on the user's face through the binding headband. The air bleed hose can cooperate with a filter tube and an air inlet pipe to pump air at a low position in the escape passage, thereby allowing the user to move without crawling or squatting, etc., and allowing the user to move in a running posture, thereby improving the user's movement speed. The fireproof binding leg strap can cooperate with the filter tube to allow the user to fix the filter tube on the user's leg or ankle through the fireproof binding leg strap, thereby allowing the filter tube to always be kept at a low position in the escape passage to pump air. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the emergency escape device for fire fighting of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the sealing ring in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the air extraction mechanism in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the connecting buckle in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the leakage-proof ring in the utility model.

[0022] In the figure, 1. exhaust hood; 2. fitting hood; 3. restraint headband; 4. air bleed hose; 5. exhaust mechanism; 501. filter tube; 502. fireproof restraint leg strap; 503. air inlet pipe; 6. protective pad; 7. sealing ring; 8. reinforcement ring; 9. reinforcement groove; 10. protective tube; 11. connecting buckle; 12. auxiliary ventilation tube; 13. interception net; 14. leakproof ring. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: an emergency escape device for fire fighting, comprising an exhaust hood 1 and an exhaust mechanism 5, a fitting hood 2 is clamped on the rear side of the exhaust hood 1, and restraining headbands 3 are clamped on both sides of the fitting hood 2, an air bleed hose 4 is connected to the bottom of the exhaust hood 1, and the exhaust mechanism 5 is connected to the bottom of the air bleed hose 4;

[0026] The exhaust mechanism 5 includes a filter tube 501, a fireproof restraint leg belt 502 and an air inlet pipe 503. The filter tube 501 is connected to the bottom of the air bleed hose 4, the fireproof restraint leg belt 502 is clamped on both sides of the filter tube 501, and the air inlet pipe 503 is connected to the rear side of the filter tube 501.

[0027] In this embodiment: by providing an exhaust hood 1 and an exhaust mechanism 5, the exhaust hood 1 can cooperate with the fitting hood 2 and the air bleed hose 4 to exhaust the gas exhausted by the user when breathing, thereby improving the stability of the user when breathing; the fitting hood 2 can fit the face and mouth of the user to guide the gas breathed by the user; the restraining headband 3 can cooperate with the exhaust hood 1, allowing the user to fix the exhaust hood 1 on the user's face through the restraining headband 3; the air bleed hose 4 can cooperate with the filter tube 501 and the air inlet pipe 503 to pump the air at a lower position in the escape passage, so that the user does not have to keep moving in movements such as crawling or squatting, and can keep moving in a running posture, thereby improving the user's movement speed; the fireproof restraining leg strap 502 can cooperate with the filter tube 501, allowing the user to fix the filter tube 501 on the user's leg or ankle through the fireproof restraining leg strap 502, so that the filter tube 501 can always be kept at a lower position in the escape passage to pump air.

[0028] As a technical optimization solution of the present invention, a protective pad 6 is sewn onto the inner side of the restraint headband 3, and the surface of the protective pad 6 is coated with a fire retardant coating.

[0029] In this embodiment: by providing the protective pad 6, the user's head can be cushioned after the restraining headband 3 contacts and fixes the user's head, and the fire-retardant coating can resist the flame to avoid burning itself.

[0030] As a technical optimization solution of the present invention, a sealing ring 7 is clamped on the rear side of the fitting cover 2, and anti-slip patterns are engraved on the inner side of the sealing ring 7.

[0031] In this embodiment: by providing a sealing ring 7, it can cooperate with the fitting cover 2 to fit the user's cotton cloth, further increasing the airtightness of the fit with the user's face, and the anti-slip texture can prevent the user from sweating in the high temperature of the fire area, causing the sealing ring 7 to slip accidentally.

[0032] As a technical optimization solution of the utility model, a reinforcement ring 8 is clamped on the front side of the inner side of the fitting cover 2, a reinforcement groove 9 is opened on the front side of the inner side of the fitting cover 2, the inner side of the reinforcement groove 9 is clamped on the exhaust hood 1, and the inner side of the reinforcement ring 8 is in contact with the fitting cover 2.

[0033] In this embodiment: by setting the reinforcement ring 8 and the reinforcement groove 9, the reinforcement ring 8 can cooperate with the exhaust hood 1 to further increase the airtightness when the exhaust hood 1 is connected to the fitting hood 2, and the reinforcement groove 9 can cooperate with the exhaust hood 1 to further increase the stability when the fitting hood 2 is connected to the exhaust hood 1.

[0034] As a technical optimization solution of the utility model, a protective tube 10 is sleeved on the surface of the air bleed hose 4, and the surface of the protective tube 10 is coated with a fire retardant coating.

[0035] In this embodiment: by providing a protection tube 10, it can cooperate with the air bleed hose 4 to protect the air bleed hose 4 to prevent the air bleed hose 4 from being damaged by external sharp objects, and the fire retardant coating can provide fire protection for the protection tube 10.

[0036] As a technical optimization solution of the utility model, the front side of the fireproof leg restraint strap 502 is bolted with a connecting buckle 11, and the surface of the connecting buckle 11 is coated with fireproof paint.

[0037] In this embodiment: by providing a connecting buckle 11, it can cooperate with the fire-resistant restraint leg strap 502, so that the user can quickly connect the fire-resistant restraint leg strap 502 to the user's leg or ankle through the connecting buckle 11.

[0038] As a technical optimization solution of the utility model, the surface of the air inlet pipe 503 is connected to the auxiliary ventilation pipe 12, and the inner side of the auxiliary ventilation pipe 12 is clamped with an interception net 13.

[0039] In this embodiment: by setting up the auxiliary ventilation pipe 12 and the interception net 13, the auxiliary ventilation pipe 12 can cooperate with the air inlet pipe 503 to further increase the efficiency of the air pumping by the air inlet pipe 503, and the interception net 13 can cooperate with the auxiliary ventilation pipe 12 to intercept external objects to prevent external objects from blocking the auxiliary ventilation pipe 12.

[0040] As a technical optimization solution of the present invention, a leak-proof ring 14 is clamped on the top of the inner side of the filter tube 501 , and the inner side of the leak-proof ring 14 is in contact with the bottom of the air bleed hose 4 .

[0041] In this embodiment, the leak-proof ring 14 is provided to cooperate with the filter tube 501 to seal the connection between the air hose 4 and the filter tube 501 , thereby further increasing the airtightness when the filter tube 501 and the air hose 4 are connected.

[0042] Working principle: First, the user ties the restraint headband 3 on the head and fits the fitting hood 2 to the mouth and nose of his or her face, then clips the exhaust hood 1 to the front side of the fitting hood 2, and finally the user wears the fireproof restraint leg strap 502 on his or her legs or ankles. After the user completes the wearing, the user needs to try to maintain a running posture through the escape passage. When passing through an escape passage with heavy smoke, the user can let the air at the bottom of the escape passage enter the filter tube 501 from the air inlet pipe 503 while breathing, and the impurities in the air will be filtered by the filter tube 501. After that, the air will enter the air bleed hose 4 from the filter tube 501, and then enter the fitting hood 2 along the air bleed hose 4, and finally enter the user's respiratory system from the fitting hood 2, allowing the user to complete breathing. The gas exhaled by the user will be discharged from the exhaust hood 1, completing the user's breathing cycle, until the user escapes from the fire area from the escape passage.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An emergency escape device for fire fighting, comprising an exhaust hood (1) and an exhaust mechanism (5), characterized in that: The rear side of the exhaust hood (1) is clamped with a fitting hood (2), the two sides of the fitting hood (2) are clamped with binding headbands (3), the bottom of the exhaust hood (1) is connected to an air bleed hose (4), and the air extraction mechanism (5) is connected to the bottom of the air bleed hose (4); The air extraction mechanism (5) comprises a filter tube (501), a fireproof restraining leg belt (502) and an air inlet pipe (503); the filter tube (501) is connected to the bottom of the air bleed hose (4); the fireproof restraining leg belt (502) is clamped on both sides of the filter tube (501); and the air inlet pipe (503) is connected to the rear side of the filter tube (501).

2. The emergency escape device for fire fighting according to claim 1, characterized in that: A protective pad (6) is sewn onto the inner side of the restraining headband (3), and a surface of the protective pad (6) is coated with a fireproof paint.

3. The emergency escape device for fire fighting according to claim 1, characterized in that: A sealing ring (7) is clamped on the rear side of the fitting cover (2), and anti-slip patterns are engraved on the inner side of the sealing ring (7).

4. The emergency escape device for fire fighting according to claim 1, characterized in that: A reinforcement ring (8) is clamped on the front side of the inner side of the fitting cover (2), a reinforcement groove (9) is provided on the front side of the inner side of the fitting cover (2), the inner side of the reinforcement groove (9) is clamped on the exhaust cover (1), and the inner side of the reinforcement ring (8) is in contact with the fitting cover (2).

5. The emergency escape device for fire fighting according to claim 1, characterized in that: The surface of the air bleed hose (4) is sheathed with a protective tube (10), and the surface of the protective tube (10) is coated with a fire retardant coating.

6. The emergency escape device for fire fighting according to claim 1, characterized in that: The front side of the fireproof leg restraint belt (502) is bolted with a connecting buckle (11), and the surface of the connecting buckle (11) is coated with fireproof paint.

7. The emergency escape device for fire fighting according to claim 1, characterized in that: The surface of the air inlet pipe (503) is connected to an auxiliary ventilation pipe (12), and an interception net (13) is clamped on the inner side of the auxiliary ventilation pipe (12).

8. The emergency escape device for fire fighting according to claim 1, characterized in that: A leak-proof ring (14) is clamped on the top of the inner side of the filter tube (501), and the inner side of the leak-proof ring (14) is in contact with the bottom of the air bleed hose (4).

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