CN214340410U

CN214340410U - Fire fighting helmet

Info

Publication number: CN214340410U
Application number: CN202022568672.6U
Authority: CN
Inventors: 程秀
Original assignee: Individual
Current assignee: Hunan Changheqing Engineering Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-10-08
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a fire fighting helmet relates to the fire control technology field, including the insulating layer, the solid fixed ring of bottom fixedly connected with of insulating layer surface, gu fixed ring's last fixed surface is connected with the round spring that is the circumference and distributes, the protective layer has been placed on the upper portion of insulating layer, gu fixed ring's one end all with the bottom surface fixed connection of protective layer is kept away from to the spring, gu fixed ring's bottom surface fixedly connected with face guard, the fixed intercommunication in lower part of face guard surface has the connecting pipe. This fire fighting helmet, the cooperation through protective layer, insulating layer, solid fixed ring and spring can be by a wide margin reduction scene of fire junk to the injury of fireman, and the cooperation through the spout slider can make the protective layer fall along the same orbit to the messenger falls in the impact force of insulating layer even more, makes the injury that the fireman received littleer, through setting up the stretch cord, can reach further protection to fireman's head.

Description

Fire fighting helmet

Technical Field

The utility model relates to a fire control technical field specifically is a fire helmet.

Background

The fire-fighting helmet is one of indispensable devices in the modern fire-fighting field, plays a certain role in protecting the personal safety of firefighters in the fire-fighting process, and is especially important because the situation of a fire-fighting site is complex, the firefighters on the first site are also threatened to lives, and the head of the firefighters is the weakest part, namely the respiratory and visual systems, of the firefighters when facing a fire.

The face guard of current fire control helmet is split type with the helmet mostly, and when handling the conflagration, the helmet will be worn separately with the face guard, and it is inconvenient to dress, and the wearing time is longer to can influence the speed that the fire fighter reachs the scene of a fire, when the fire fighter reachs the scene of a fire, smog concentration is great sometimes, influences the fire fighter's sight and breathing, therefore the degree of difficulty of putting out a fire can be great.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a fire fighting helmet has solved the problem that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire fighting helmet, includes the insulating layer, the solid fixed ring of bottom fixedly connected with of insulating layer surface, gu fixed ring's last fixed surface is connected with the round spring that is the circumference and distributes, the protective layer has been placed on the upper portion of insulating layer, the spring is kept away from solid fixed ring's one end all with the bottom surface fixed connection of protective layer. The utility model discloses a respirator, including solid fixed ring, the bottom surface fixedly connected with face guard of solid fixed ring, the fixed intercommunication in lower part of face guard surface has the connecting pipe, the connecting pipe is kept away from the one end of face guard and is seted up threadedly, the connecting pipe is close to the fixed intercommunication in one end of face guard and has breathes the mouth, the casing has been placed in the front of face guard, the first screw hole with connecting pipe threaded connection is seted up at the back of casing, the fixed intercommunication in right flank of casing has the screwed pipe, the go-between has been placed to the screwed pipe right side, the second screw hole with screwed pipe looks adaptation is seted up to the left surface of go-between.

As a further description of the above technical solution, the middle part of the outer surface of the thermal insulation layer is fixedly connected with a circle of sliders which are circumferentially distributed, and the inner wall of the protective layer is provided with a chute which is matched with the sliders, so that the protective layer can fall down along the chute when being squeezed by external force, and the protective layer is prevented from flying out.

As a further description of the above technical solution, the inner wall of the thermal insulation layer is fixedly connected with the elastic cords which are arranged in a # -shaped manner, and the lengths of the elastic cords which are transversely distributed are equal to the lengths of the elastic cords which are longitudinally distributed, so that the head of the user can be further protected, and the user can be safer in the use process.

As a further description of the above technical solution, the other end of the connection ring is fixedly communicated with an oxygen tube, the length of the oxygen tube is enough to be connected with an external oxygen bottle, and the oxygen bottle can be connected under the condition that the thick smoke affects the respiration in a fire, so as to achieve the effect of maintaining the respiration.

As the further description of above-mentioned technical scheme, the fixed surface of face guard inlays and has the visual mirror, the visual mirror is located the connecting pipe directly over, can avoid dense cigarette to get into eyes, can effectually protect eyes.

As the further description of above-mentioned technical scheme, the bottom surface fixedly connected with rubber sleeve of face guard, the bottom fixedly connected with cloth cover of rubber sleeve, the cloth rope has been cup jointed to the inside of cloth cover, can be under the on-the-spot dense smoke of conflagration influences respiratory condition, in the banning prevents that dense smoke from getting into the face guard through the pulling cloth rope to the breathing of fire fighter causes the influence.

As a further description of the above technical solution, the bottom surface of the protective layer is parallel to the upper surface of the fixing ring, and the bottom surface of the protective layer is parallel to the bottom surface of the thermal insulation layer, so that when the protective layer is impacted by an external force, the protective layer is uniformly stressed, and the impact force is reduced to be smaller, thereby better protecting the firefighter.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a cooperation of protective layer, insulating layer, solid fixed ring and spring can be by a wide margin the injury of reduction scene of fire junk to the fireman, and the cooperation through the spout slider can make the protective layer fall along the same orbit to the messenger falls in the impact force more even of insulating layer, the injury that makes the fireman receive is littleer, through setting up the stretch cord, can reach further protection to the fireman's head.

2. The utility model discloses a, cooperation through face guard and visual mirror can effectual protection fireman's eyes avoid being hurt by dense smoke, cooperation through breathing mouth connecting pipe can make fireman's breathing more smooth and easy, through the casing, first screw hole, the second screw hole, the cooperation of go-between and oxygen hose can make external oxygen hose under the too much unpeatable condition of harmful substance in the scene of fire air, make fireman maintain the breathing, through the rubber sleeve, the cooperation of cloth cover and cloth rope, can be in the scene of fire air under the condition that does not have dense smoke, make the fireman can breathe freely, under the too much condition of scene of fire dense smoke, can be through the effect of taut cloth rope in order to reach isolated dense smoke, make the fireman's breathing not receive the influence.

Drawings

FIG. 1 is a front view of the face guard of the present invention;

fig. 2 is a side view of the face guard of the present invention;

fig. 3 is a cross-sectional view of the front view of the face guard of the present invention;

fig. 4 is a bottom view of the face guard of the present invention.

In the figure: 1. a thermal insulation layer; 2. a slider; 3. a chute; 4. a protective layer; 5. a spring; 6. a fixing ring; 7. protecting the face; 8. a visible mirror; 9. a rubber sleeve; 10. cloth sheathing; 11. stringing; 12. a connecting pipe; 13. a first threaded hole; 14. an elastic cord; 15. a second threaded hole; 16. a housing; 17. a threaded pipe; 18. a connecting ring; 19. an oxygen tube; 20. a mouthpiece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

1. Referring to fig. 1-4, the present invention provides a technical solution: a fire fighting helmet comprises a heat insulation layer 1, the inner wall fixedly connected with of the heat insulation layer 1 is 14 arranged in a # -shaped manner, the length of the elastic ropes 14 distributed transversely is equal to that of the elastic ropes 14 distributed longitudinally, the head of a user can be further protected, the user can be safer in use, the bottom of the outer surface of the heat insulation layer 1 is fixedly connected with a fixing ring 6, the upper surface of the fixing ring 6 is fixedly connected with a circle of springs 5 distributed circumferentially, the damping effect can be achieved, the injury of a fireman is smaller, a protection layer 4 is placed on the upper portion of the heat insulation layer 1, the bottom surface of the protection layer 4 is parallel to the upper surface of the fixing ring 6, the bottom surface of the protection layer 4 is parallel to the bottom surface of the heat insulation layer 1, the protection layer can be subjected to external force impact, the protection layer 4 is enabled to be uniform in stress, the impact force is reduced to be smaller, and the fireman can be protected better, spring 5 keeps away from solid fixed ring 6's one end all with the middle part fixedly connected with of 1 surface of bottom surface fixed connection insulating layer of protective layer 4 and be the round slider 2 that the circumference distributes, the spout 3 with 2 looks adaptations of slider is seted up to the inner wall of protective layer 4, can make protective layer 4 can fall along spout 3 receiving the extruded receipts of external force, prevents protective layer 4 departure.

The bottom surface of the fixing ring 6 is fixedly connected with a face guard 7, the bottom surface of the face guard 7 is fixedly connected with a rubber sleeve 9, the bottom of the rubber sleeve 9 is fixedly connected with a cloth sleeve 10, a cloth rope 11 is sleeved inside the cloth sleeve 10, the bottom can be prevented from being blocked by pulling the cloth rope 11 under the condition that the thick smoke influences the respiration in a fire scene, so that the thick smoke is prevented from entering the face guard 7, the respiration of a fireman is influenced, the lower part of the outer surface of the face guard 7 is fixedly communicated with a connecting pipe 12, the outer surface of the face guard 7 is fixedly embedded with a visible mirror 8, the visible mirror 8 is positioned right above the connecting pipe 12, the thick smoke can be prevented from entering eyes, the eyes can be effectively protected, one end of the connecting pipe 12, far away from the face guard 7, is provided with a thread, one end of the connecting pipe 12, close to the face guard 7, is fixedly communicated with a breathing nozzle 20, so that the breathing of the fireman is not influenced, a shell 16 is placed on the front side of the face guard 7, the first screw hole 13 of being connected with connecting pipe 12 threaded connection is seted up to the back of casing 16, the fixed intercommunication of the right flank of casing 16 has screwed pipe 17, go-between 18 has been placed to the screwed pipe 17 right side, the fixed intercommunication of the other end of go-between 18 has oxygen hose 19, oxygen hose 19's length is enough can be connected with external oxygen cylinder, can take on the oxygen cylinder under the breathing condition of the present dense smoke influence of conflagration, in order to reach the effect that can maintain breathing, go-between 18's left flank is seted up with the second screw hole 15 of screwed pipe 17 looks adaptation, can be under the too big unable breathing condition of the scene of fire dense smoke, oxygen hose 19 external oxygen cylinder, reached the fire fighter and still can breathe the purpose.

The working principle is as follows: when a fireman enters a fire scene where too much smoke is not available for breathing, after the helmet is worn, the threaded pipe 17 is in threaded connection with the connecting ring 18, the connecting pipe 12 is in threaded connection with the shell 16, the oxygen cylinder is externally connected with the oxygen pipe 19, oxygen can enter the face guard 7 from the oxygen pipe 19 through the connecting ring 18, the threaded pipe 17, the connecting pipe 12, the first threaded hole 13, the shell 16 and the breathing nozzle 20 in a matched mode, so that the fireman can breathe enough oxygen, the cloth cover 10 can be tightened through the tightening of the cloth rope 11, the influence of the smoke on the fireman due to the fact that the smoke enters the face guard 7 is prevented, when the fire scene collapses, if the fireman is carelessly collapsed and cannot hit, the impact influence of the protective layer 4 on the face guard can be reduced, the impact of the outside can be buffered to a certain degree through the matching of the spring 5, the sliding block 2 and the sliding groove 3, so that the stress of the thermal insulation layer 1 is more uniform, prevent the great injury to fire fighter's head, when the scene after the conflagration finishes searches for and rescues, can pull down casing 16, go-between 18, oxygen hose 19 and breathing mouth 20 and make the holistic weight of helmet more light, make things convenient for fire fighter's search and rescue, can reach ventilative purpose through relaxing cloth rope 11, make the fire fighter breathe more comfortable under the condition of wearing the helmet.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fire fighting helmet, comprising a thermal insulation layer (1), characterized in that: the bottom of the outer surface of the heat insulation layer (1) is fixedly connected with a fixing ring (6), the upper surface of the fixing ring (6) is fixedly connected with a circle of springs (5) which are distributed circumferentially, a protective layer (4) is placed on the upper portion of the heat insulation layer (1), and one ends, far away from the fixing ring (6), of the springs (5) are fixedly connected with the bottom surface of the protective layer (4);

the bottom surface fixedly connected with face guard (7) of solid fixed ring (6), the fixed intercommunication in lower part of face guard (7) surface has connecting pipe (12), the one end setscrew of face guard (7) is kept away from in connecting pipe (12), the fixed intercommunication in one end that connecting pipe (12) are close to face guard (7) has breathing mouth (20), casing (16) have been placed in the front of face guard (7), first screw hole (13) with connecting pipe (12) threaded connection are seted up at the back of casing (16), the fixed intercommunication in right flank of casing (16) has screwed pipe (17), go-between (18) have been placed to screwed pipe (17) right side, second screw hole (15) with screwed pipe (17) looks adaptation are seted up to the left surface of go-between (18).

2. A fire fighting helmet as defined in claim 1, wherein: the middle part fixedly connected with of insulating layer (1) surface is round slider (2) that the circumference distributes, spout (3) with slider (2) looks adaptation are seted up to the inner wall of protective layer (4).

3. A fire fighting helmet as defined in claim 1, wherein: the inner wall of the heat insulation layer (1) is fixedly connected with elastic ropes (14) which are distributed in a # -shaped manner, and the length of the elastic ropes (14) distributed transversely is equal to that of the elastic ropes (14) distributed longitudinally.

4. A fire fighting helmet as defined in claim 1, wherein: the other end of the connecting ring (18) is fixedly communicated with an oxygen tube (19), and the length of the oxygen tube (19) is enough to be connected with an external oxygen bottle.

5. A fire fighting helmet as defined in claim 1, wherein: the outer surface of face guard (7) is fixed and inlayed with visual mirror (8), but visual mirror (8) are located connecting pipe (12) directly over.

6. A fire fighting helmet as defined in claim 1, wherein: the bottom surface fixedly connected with rubber sleeve (9) of face guard (7), the bottom fixedly connected with cloth cover (10) of rubber sleeve (9), cloth rope (11) have been cup jointed to the inside of cloth cover (10).

7. A fire fighting helmet as defined in claim 1, wherein: the bottom surface of the protective layer (4) is parallel to the upper surface of the fixing ring (6), and the bottom surface of the protective layer (4) is parallel to the bottom surface of the heat insulation layer (1).