CN215303345U

CN215303345U - Fire control is with helmet with dustproof smoke protection function

Info

Publication number: CN215303345U
Application number: CN202121668948.6U
Authority: CN
Inventors: 蒋水清; 蒋水顺
Original assignee: Fujian Mindun Fire Technology Co ltd
Current assignee: Fujian Mindun Fire Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-28
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a fire-fighting helmet with dustproof and smoke-proof functions, which comprises a helmet body, wherein a cape with a protective effect is sewn and connected to the lower side of the helmet body, a mini exhaust fan with a smoke-discharging effect is fixedly connected to the rear side of the cape, an air inlet pipe is connected to the lower part of the left side of the helmet body in a penetrating manner, and a filtering mechanism is connected to the left side of the air inlet pipe; the safety helmet comprises a helmet body, a visor and a connecting cover, wherein the visor is fixedly connected to the middle of the left side of the helmet body; the connecting block is fixedly arranged on the upper surface of the connecting cover, and the inner side of the connecting block is sequentially connected with the moving rod and the movable rod in a rotating mode from outside to inside. This helmet is used in fire control with dustproof smoke protection function is convenient for filter the flue gas in the air and dust to play dustproof smoke protection function, avoid influencing the health of fireman, and it is effectual to the protection of fireman's head.

Description

Fire control is with helmet with dustproof smoke protection function

Technical Field

The utility model relates to the technical field of fire fighting, in particular to a helmet with dust and smoke prevention functions for fire fighting.

Background

There is a need for a fire fighting helmet that protects the head of a fire fighter during the performance of a fire fighting task to reduce the harm caused by the surrounding environment to the fire fighter, but there are still a number of deficiencies in current fire fighting helmets that require improvement.

Chinese patent No. CN205794969U discloses a fire-fighting helmet, which comprises a helmet body, wherein a fireproof lining net pad is fixedly arranged at the contact position of the inner part of the helmet body and the head of a human body; a fixed bracket is arranged in the middle of the front end of the helmet body, and a head lamp capable of rotating back and forth is hinged on the fixed bracket; a fixed seat is fixed at the bottom of the inner wall of the helmet body, a rechargeable power supply is fixed on the fixed seat, and the power supply is positioned between the fireproof lining net pad and the bottom of the inner wall of the helmet body; the rear end of the helmet body is provided with an external charging port connected with a power supply. The utility model can effectively solve the problems that the existing fire fighting helmet does not have the night vision function, or the lamp is worn on the side of the helmet for lighting, the lighting direction of the head lamp has deviation with the visual field of the fire fighter, the head lamp bracket is easy to change the direction, so that the lighting of the head lamp can not rotate along with the rotation of the head, the head lamp needs to be detached during charging, and the use is inconvenient; and reasonable in structure, easily realize, can wide application in fire helmet field.

The above prior art solutions have the following drawbacks: the smoke and dust in the air are not convenient to filter, the dustproof and smoke-proof effect is difficult to play, the health of a fireman is affected, and the protection effect on the head of the fireman is poor, so that the helmet for fire fighting with the dustproof and smoke-proof functions is provided, and the problem of the helmet for fire fighting is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a helmet with dust-proof and smoke-proof functions for fire fighting, which solves the problems that smoke and dust in the air are not convenient to filter, the dust-proof and smoke-proof effects are difficult to achieve, the health of firemen is influenced, and the protection effect on the heads of the firemen is poor, which is proposed in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a helmet for fire control with dustproof and smoke-proof functions comprises: the multifunctional helmet comprises a helmet body, wherein a cape with a protection effect is sewn and connected to the lower side of the helmet body, a mini exhaust fan with a smoke exhaust effect is fixedly connected to the rear side of the cape, an air inlet pipe penetrates through the lower portion of the left side of the helmet body, and a filtering mechanism is connected to the left side of the air inlet pipe;

the safety helmet comprises a helmet body, a visor and a connecting cover, wherein the visor is fixedly connected to the middle of the left side of the helmet body;

the connecting block is fixedly arranged on the upper surface of the connecting cover, the inner side of the connecting block is sequentially and rotatably connected with the moving rod and the movable rod from outside to inside, the movable block is rotatably connected with the outer parts of the upper ends of the movable rod and the moving rod, and the inner side of the movable block is fixedly connected with a spring;

adopt above-mentioned technical scheme, can protect fireman's neck through the scarf, mini exhaust fan can avoid the fireman to inhale with the flue gas discharge that gets into in helmet body and the scarf, can filter the inhaled gas of fireman through the filter mechanism in the intake pipe, can protect fireman's head through linking up the lid.

As the preferable technical proposal of the utility model, the filtering mechanism comprises an air inlet shell, an air inlet hole, a filtering cotton layer, an active carbon layer and a rubber sealing gasket,

the air inlet shell is connected to the left side of the air inlet pipe, and a filter cotton layer and an active carbon layer are fixedly connected inside the left side of the air inlet shell from left to right in sequence and play a role in filtering smoke dust;

the air inlet holes are uniformly formed in the left side wall of the air inlet shell and play a role in ventilation;

the rubber sealing gasket is clamped and connected at the joint of the air inlet pipe and the air inlet shell and has a sealing effect;

adopt above-mentioned technical scheme, be convenient for admit air through the inlet port, the rethread filters cotton layer and active carbon layer and can filters flue gas and dust in the fireman's inhaled gas, makes the fireman can breathe clean air to avoid influencing the fireman's health, can improve the leakproofness of intake pipe and air inlet shell junction through rubber packing pad, it is originally internal to prevent that gas from getting into the helmet, thereby plays dustproof smoke protection function.

As the preferred technical scheme of the utility model, the air inlet shell is connected with the air inlet pipe in a threaded manner and has the effect of replacing the filter cotton layer and the activated carbon layer;

adopt above-mentioned technical scheme, make the shell of admitting air can dismantle in the intake pipe, be convenient for change filtering cotton layer and active carbon layer, avoid influencing the filter effect.

According to the preferred technical scheme, the longitudinal section of the connecting cover is arc-shaped, so that the connecting cover can be attached to the head, and the movable block forms a clamping type sliding structure in the upper side wall of the helmet body through the spring and has a damping and buffering effect on the connecting cover;

adopt above-mentioned technical scheme, be convenient for the fire fighter to wear through linking up the lid, when helmet body received the impact, can drive movable rod and motion rod slope through the movable block, the elasticity of rethread spring can play the cushioning effect to the impulsive force to alleviate the impact force to fire fighter's head, improve the protecting effect.

As the preferred technical scheme of the utility model, the movable blocks are uniformly distributed in the helmet body and have the effect of uniform shock absorption on the connecting cover;

adopt above-mentioned technical scheme, through the movable block can be even carry out the shock attenuation buffering to impact force, improve the protective effect.

Compared with the prior art, the utility model has the beneficial effects that: the fire-fighting helmet with the dustproof and smoke-proof functions is convenient for filtering smoke and dust in the air, thereby having the dustproof and smoke-proof functions, avoiding influencing the health of firemen and having good protection effect on the heads of the firemen;

1. the filter cotton layer and the activated carbon layer are fixedly connected with the left inner side of the air inlet shell from left to right in sequence and have the function of filtering smoke and dust, and in the process that a fireman breathes through the air inlet pipe, the filter cotton layer and the activated carbon layer can filter smoke and dust in gas passing through the air inlet shell, so that clean air is supplied to the fireman to breathe, and the health of the fireman is prevented from being influenced;

2. the mini exhaust fan and the rubber sealing gasket are arranged, are clamped and connected at the joint of the air inlet pipe and the air inlet shell through the rubber sealing gasket and have a sealing effect, so that the rubber sealing gasket can improve the sealing property of the joint of the air inlet pipe and the air inlet shell, gas is prevented from entering the helmet body, and smoke entering the helmet body can be discharged by starting the mini exhaust fan, so that the dustproof and smoke-proof functions are achieved;

3. be equipped with movable block and spring, because the movable block passes through the spring and constitutes snap-on sliding structure in helmet body's the last lateral wall and to linking the effect that the lid played the shock attenuation buffering, make helmet body when receiving the impact, can cushion impact force through the elasticity of spring to this alleviates the impact force to the fire fighter head, improves the protection effect.

Drawings

FIG. 1 is a schematic side view of a cross-sectional structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is a schematic front view of the present invention.

In the figure: 1. helmet body, 2, scarf, 3, mini exhaust fan, 4, intake pipe, 5, the shell of admitting air, 6, inlet port, 7, filter cotton layer, 8, activated carbon layer, 9, rubber seal pad, 10, goggles, 11, link up the strap, 12, link up the lid, 13, link up the piece, 14, movable block, 15, movable rod, 16, motion rod, 17, spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless otherwise defined, all references to up, down, left, right, front, rear, etc. directions herein are to be interpreted as referring to up, down, left, right, front, rear, etc. directions in the drawings to which the utility model is directed.

Referring to fig. 1-4, the present invention provides a technical solution: a helmet for fire control with dustproof and smoke-proof functions comprises: the multifunctional helmet comprises a helmet body 1, wherein a cape 2 with a protection effect is sewn and connected to the lower side of the helmet body 1, so that the cape 2 can protect the neck of a firefighter, a mini exhaust fan 3 with a smoke exhaust effect is fixedly connected to the rear side of the cape 2, the mini exhaust fan 3 is started to exhaust smoke entering the helmet body 1 and the cape 2, the firefighter is prevented from sucking the smoke, an air inlet pipe 4 is connected to the lower portion of the left side of the helmet body 1 in a penetrating manner, and a filtering mechanism is connected to the left side of the air inlet pipe 4; the gas sucked by the firemen can be filtered through the filtering mechanism, so that the health of the firemen is prevented from being influenced;

the safety helmet comprises a helmet body 1, a visor 10, a connecting cloth belt 11 and a connecting cover 12, wherein the visor 10 is fixedly connected to the middle of the left side of the helmet body 1, the surrounding environment can be observed conveniently through transparent materials of the visor 10, the connecting cloth belt 11 is fixedly installed inside the upper side of the helmet body 1, and the inner side of the connecting cloth belt 11 is fixedly connected with the connecting cover 12; the connecting block 13 is fixedly mounted on the upper surface of the connecting cover 12, the inner side of the connecting block 13 is sequentially connected with the moving rod 16 and the moving rod 15 in a rotating mode from outside to inside, the moving rod 15 and the moving rod 16 are all connected with the moving block 14 in a rotating mode from outside to inside, the spring 17 is fixedly connected to the inner side of the moving block 14, the spring 17 is convenient to drive the moving block 14 to enable the moving rod 15 and the moving rod 16 to play a buffering role in the connecting cover 12, and therefore the head of a firefighter is protected.

When the fire-fighting helmet with the dustproof and smoke-proof functions is used, the helmet body 1 is worn on the head of a firefighter, specifically, as shown in fig. 1, 2 and 4, the longitudinal section of the connecting cover 12 is arc-shaped, so that the helmet body can be conveniently attached to the head of the firefighter, the firefighter can be prevented from shifting, the shawl 2 is draped on the shoulder, the neck of the firefighter can be protected, smoke which carelessly enters the helmet body 1 and the shawl 2 can be discharged by starting the mini exhaust fan 3 in the working process, and the air inlet 6 is uniformly formed in the left side wall of the air inlet shell 5 and has the ventilation function in the breathing process of the firefighter, so that air can be sucked through the air inlet 6;

then, a filtering cotton layer 7 and an activated carbon layer 8 are fixedly connected to the left inside of the air inlet shell 5 from left to right in sequence, so that smoke and dust in the sucked air can be filtered by the filtering cotton layer 7 and the activated carbon layer 8, a firefighter can suck clean air, the health of the firefighter is prevented from being affected, the filtering cotton layer 7 and the activated carbon layer 8 are connected to the joint of the air inlet pipe 4 and the air inlet shell 5 in a clamping manner through a rubber sealing gasket 9, the sealing performance of the joint of the air inlet pipe 4 and the air inlet shell 5 can be improved by the rubber sealing gasket 9, gas is prevented from entering the helmet body 1, the dustproof and smoke prevention functions are achieved, meanwhile, the air inlet shell 5 is connected with the air inlet pipe 4 in a threaded manner, the air inlet shell 5 can be detached from the air inlet pipe 4, the filtering cotton layer 7 and the activated carbon layer 8 can be replaced conveniently, and the filtering effect of the filtering cotton layer 7 and the activated carbon layer 8 is ensured;

specifically as in fig. 1 and 3, when helmet body 1 receives the impact, because movable block 14 passes through spring 17 and constitutes snap-on sliding structure in helmet body 1's the last lateral wall and play the effect of shock attenuation buffering to linking lid 12, make helmet body 1 will slide in its inner wall through movable block 14, thereby drive movable rod 15 and motion pole 16 and take place the slope, make movable rod 15 and motion pole 16 transmit the impact force for linking lid 12 through linking piece 13, can cushion the impact through the elasticity of spring 17 simultaneously, thereby can play the shock attenuation effect to linking lid 12, and then can play the guard action to the fire fighter's head, rethread movable block 14 evenly distributed in helmet body 1 and play even absorbing effect to linking lid 12, make can be even through movable block 14 shock attenuation buffering to the impact force, improve the protective effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a helmet is used in fire control with dustproof smoke protection function which characterized in that includes:

the multifunctional helmet comprises a helmet body, wherein a cape with a protection effect is sewn and connected to the lower side of the helmet body, a mini exhaust fan with a smoke exhaust effect is fixedly connected to the rear side of the cape, an air inlet pipe penetrates through the lower portion of the left side of the helmet body, and a filtering mechanism is connected to the left side of the air inlet pipe;

the connecting block is fixedly mounted on the upper surface of the connecting cover, the inner side of the connecting block is sequentially connected with the moving rod and the movable rod in a rotating mode from outside to inside, the movable rod and the outer portion of the upper end of the moving rod are respectively connected with the movable block in a rotating mode, and the inner side of the movable block is fixedly connected with the spring.

2. A fire fighting helmet with dust prevention and smoke prevention functions according to claim 1, wherein: the filtering mechanism comprises an air inlet shell, an air inlet hole, a filtering cotton layer, an activated carbon layer and a rubber sealing gasket;

and the rubber sealing gasket is clamped and connected at the joint of the air inlet pipe and the air inlet shell and has a sealing effect.

3. A fire fighting helmet with dust prevention and smoke prevention functions according to claim 2, wherein: the air inlet shell is connected with the air inlet pipe in a threaded mode and has the effect of replacing the filtering cotton layer and the activated carbon layer.

4. A fire fighting helmet with dust prevention and smoke prevention functions according to claim 1, wherein: the longitudinal section shape that links up the lid is the arc setting and plays the effect of laminating head, the movable block passes through the spring and constitutes block sliding structure in helmet body's the last lateral wall and plays the effect of shock attenuation buffering to linking up the lid.

5. A fire fighting helmet with dust prevention and smoke prevention functions according to claim 1, wherein: the movable blocks are uniformly distributed in the helmet body and play a role in uniformly damping the connecting cover.