CN215775837U - Forest fire prevention helmet - Google Patents

Abstract

The utility model discloses a forest fire prevention helmet which comprises a shell, wherein a fire prevention shawl is arranged at the bottom of the shell, goggles are arranged on the inner side of the shell, a face mask is arranged on the front side of the fire prevention shawl, a filter tank is arranged on the surface of the face mask, a breathable layer is arranged on the inner wall of the shell, a protective layer is arranged at the top of the breathable layer, and a first rubber plate is arranged on the inner wall of the shell. According to the utility model, the protective layer is arranged, when the shell is impacted by external force, the convex rubber column and the concave rubber column mutually collide, and impact force is counteracted by utilizing the flexibility of the damping spring, so that the heads of workers are protected, a large amount of heat can be generated in the working process, the heat is dissipated through the air holes in the top of the shell, external sundries can be prevented from entering the shell through the air holes by the protective cover, and the filtering tank is arranged, so that the situation that oxygen supply equipment cannot be worn in time when a fire disaster occurs is avoided, and the workers can suck smoke dust.

Description

Forest fire prevention helmet

Technical Field

The utility model relates to the technical field of protective equipment, in particular to a forest fire-proof helmet.

Background

Forest fires are the most dangerous enemies of forests and the most feared disasters of forests, can bring the most harm to the forests and have the most devastating consequences, the forest fires not only burn pieces of forests to damage animals in the forests, but also reduce the reproductive capacity of the forests, cause soil impoverishment and destroy forest conservation water sources, even cause the ecological environment to lose balance, and when the forests are in fire, workers wear fireproof equipment to extinguish the fire.

Although the fire-proof helmet used at present can protect the head of a worker, the following problems still exist in the using process:

1. the existing fireproof helmet adopts a closed type for protecting the head of a worker, has poor permeability, generally adopts a built-in top rib, and is not enough for protecting the head safety of the worker when being impacted by external force.

2. In addition, a large amount of smoke and dust is generated in the fire extinguishing process, and the mouth of a worker is protected only through the face mask in many times, so that the worker is easy to inhale the smoke and dust to cause danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forest fire-prevention helmet, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a forest fire prevention helmet comprises a shell, wherein a fire prevention shawl is arranged at the bottom of the shell, goggles are arranged on the inner side of the shell, a face mask is arranged on the front face of the fire prevention shawl, a filter tank is arranged on the surface of the face mask, a breathable layer is arranged on the inner wall of the shell, a protective layer is arranged at the top of the breathable layer, a first rubber plate is arranged on the inner wall of the shell and is positioned right above the protective layer, a connecting pipe is arranged at the top of the first rubber plate, a damping spring is arranged inside the connecting pipe, a convex rubber column is arranged at the end of the damping spring, a second rubber plate is arranged on the inner wall of the shell and is positioned above the first rubber plate, a protective cover is arranged at the top of the shell, two symmetrical filter screens are arranged on the inner wall of the filter tank, and an activated carbon layer is arranged on the inner wall of the filter tank, the right side of the activated carbon layer is provided with a smoke filtering layer, the surface of the filtering tank is provided with a clamping groove, the surface of the filtering tank is connected with a side plate in a sliding mode, and the surface of the side plate is provided with an I-shaped clamping block.

Preferably, a plurality of through holes are formed in the surface of the protective layer, and the top of the protective layer is attached to the bottom of the first rubber plate.

Preferably, the bottom of second rubber slab installs connecting pipe and damping spring with first rubber slab top looks isostructure, and damping spring's end installs concave type rubber column, concave type rubber column depressed area and the salient looks adaptation of protruding type rubber column.

Preferably, the top of the shell is provided with air holes, the protective cover is positioned right above the air holes, and the protective cover is arc-shaped.

Preferably, the upper end and the lower end of the filter screen, the activated carbon layer and the smoke filter layer are provided with connecting blocks with the same size, and the inner wall of the shell is provided with a groove matched with the connecting blocks.

Preferably, the clamping groove is cylindrical in shape and is matched with the H-shaped clamping block in size.

Compared with the prior art, the utility model provides a forest fire prevention helmet, which has the following beneficial effects:

1. according to the utility model, the protective layer, the first rubber plate, the connecting pipe, the damping spring, the convex rubber column, the concave rubber column, the second rubber plate and the protective cover are arranged, when the shell is impacted by external force, the impact force is reversely transmitted by the protective layer, the convex rubber column and the concave rubber column mutually collide with each other, and the impact force is offset by utilizing the flexibility of the damping spring, so that the head of a worker is protected, a large amount of heat can be generated in the working process, the heat is dissipated through the air holes in the top of the shell, and the protective cover can prevent external impurities from entering the interior of the shell through the air holes.

2. The filter tank is arranged, so that the situation that oxygen supply equipment cannot be worn in time to enable workers to suck smoke and dust when a fire disaster happens is avoided, and the filter tank can be opened at any time by arranging the side plate to replace the filter screen, the activated carbon layer and the smoke filter layer in the filter tank.

Drawings

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

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

FIG. 3 is a cross-sectional view of a filter canister of the present invention;

FIG. 4 is a view of the connection of the side plate and the filter tank of the present invention.

In the figure: 1. a housing; 2. a fireproof cape; 3. goggles; 4. a face mask; 5. a filter tank; 6. a breathable layer; 7. a protective layer; 8. a first rubber sheet; 9. a connecting pipe; 10. a damping spring; 11. a convex rubber column; 12. a concave rubber column; 13. a second rubber sheet; 14. a protective cover; 15. a filter screen; 16. an activated carbon layer; 17. a smoke filter layer; 18. a card slot; 19. a side plate; 20. an I-shaped fixture block.

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.

Referring to fig. 1-4, an embodiment of the present invention is shown: a forest fire prevention helmet comprises a shell 1, a fire prevention shawl 2 is arranged at the bottom of the shell 1, a protective glass 3 is arranged on the inner side of the shell 1, a face shield 4 is arranged on the front surface of the fire prevention shawl 2, a filter tank 5 is arranged on the surface of the face shield 4, a breathable layer 6 is arranged on the inner wall of the shell 1, a protective layer 7 is arranged at the top of the breathable layer 6, a first rubber plate 8 is arranged on the inner wall of the shell 1, the first rubber plate 8 is positioned right above the protective layer 7, a connecting pipe 9 is arranged at the top of the first rubber plate 8, a damping spring 10 is arranged inside the connecting pipe 9, a convex rubber column 11 is arranged at the end of the damping spring 10, a second rubber plate 13 is arranged on the inner wall of the shell 1, the second rubber plate 13 is positioned above the first rubber plate 8, a protective cover 14 is arranged at the top of the shell 1, two symmetrical filter screens 15 are arranged on the inner wall of the filter tank 5, and an active carbon layer 16 is arranged on the inner wall of the filter tank 5, the right side of the activated carbon layer 16 is provided with a smoke filter layer 17, the surface of the filter tank 5 is provided with a clamping groove 18, the surface of the filter tank 5 is connected with a side plate 19 in a sliding manner, and the surface of the side plate 19 is provided with an I-shaped clamping block 20.

In this implementation, a plurality of through-holes have been seted up on the surface of inoxidizing coating 7, and the top of inoxidizing coating 7 and the bottom laminating of first rubber slab 8, give off the heat that produces to the top of casing 1 through the through-hole, when receiving external impact force, transmit the impact force to first rubber slab 8 through inoxidizing coating 7.

In this implementation, connecting pipe 9 and damping spring 10 with the same structure in first rubber slab 8 top are installed to the bottom of second rubber slab 13, and damping spring 10's end installs concave rubber column 12, and concave rubber column 12 depressed area and the salient looks adaptation of protruding type rubber column 11, through protruding type rubber column 11 and concave rubber column 12 striking each other, recycles damping spring 10's elasticity, offsets the impact force to protection staff's head.

In this implementation, the top of the casing 1 is provided with the air holes, the protective cover 14 is located right above the air holes, the protective cover 14 is arc-shaped, heat generated by workers is discharged through the air holes, and the protective cover 14 can prevent external impurities from entering the casing 1 through the air holes.

In this implementation, the same size's connecting block is all installed at the upper and lower both ends of filter screen 15, activated carbon layer 16, smoke filter layer 17, and the recess with connecting block looks adaptation is seted up to the inner wall of casing 1, makes filter screen 15, activated carbon layer 16 and smoke filter layer 17 take out from filtering jar 5, is convenient for change the washing.

In the present embodiment, the slot 18 is cylindrical and is sized to fit the h-block 20, and the side plate 19 is fixed to or separated from the canister 5 by the h-block 20.

The working principle is as follows: this forest fire prevention helmet, when the staff wears, if meet the heavy object and collide casing 1 when, casing 1 downstream, inoxidizing coating 7 upwards extrudees first rubber slab 8, protruding type rubber column 11 and concave type rubber column 12 strike each other, extrude damping spring 10 simultaneously, utilize damping spring 10's elasticity, will offset from the impact force, thereby protect the user, the user can produce a large amount of heats when using, the heat discharges through the bleeder vent at casing 1 top, protection casing 14 designs into the arc, can keep the circulation of air while can avoid external debris to get into inside casing 1 through the bleeder vent, when meeting the smoke and dust, the user breathes through face guard 4, smoke and air filter through filter tank 5, when needing to wash filter tank 5, with I-shaped fixture block 20 and draw-in groove 18 separation, remove curb plate 19, again with filter screen 15, The activated carbon layer 16 and the smoke filter layer 17 are taken out.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (6)

1. A forest fire prevention helmet, includes casing (1), its characterized in that: the fireproof shawl comprises a shell (1), wherein a fireproof shawl (2) is arranged at the bottom of the shell (1), goggles (3) are arranged on the inner side of the shell (1), a face shield (4) is arranged on the front surface of the fireproof shawl (2), a filtering tank (5) is arranged on the surface of the face shield (4), a breathable layer (6) is arranged on the inner wall of the shell (1), a protective layer (7) is arranged at the top of the breathable layer (6), a first rubber plate (8) is arranged on the inner wall of the shell (1), the first rubber plate (8) is positioned right above the protective layer (7), a connecting pipe (9) is arranged at the top of the first rubber plate (8), a damping spring (10) is arranged inside the connecting pipe (9), a convex rubber column (11) is arranged at the end of the damping spring (10), a second rubber plate (13) is arranged on the inner wall of the shell (1), and the second rubber plate (13) is positioned above the first rubber plate (8), the top of the shell (1) is provided with a protective cover (14), the inner wall of the filtering tank (5) is provided with two symmetrical filtering nets (15), the inner wall of the filtering tank (5) is provided with an activated carbon layer (16), the right side of the activated carbon layer (16) is provided with a smoke filtering layer (17), the surface of the filtering tank (5) is provided with a clamping groove (18), the surface of the filtering tank (5) is connected with a side plate (19) in a sliding manner, and the surface of the side plate (19) is provided with an I-shaped clamping block (20).

2. A forest fire fighting helmet as defined in claim 1, wherein: a plurality of through holes are formed in the surface of the protective layer (7), and the top of the protective layer (7) is attached to the bottom of the first rubber plate (8).

3. A forest fire fighting helmet as defined in claim 1, wherein: connecting pipe (9) and damping spring (10) with first rubber slab (8) top looks isostructure are installed to the bottom of second rubber slab (13), and damping spring's (10) end installs concave rubber column (12), concave rubber column (12) depressed area and the salient looks adaptation of protruding type rubber column (11).

4. A forest fire fighting helmet as defined in claim 1, wherein: the top of the shell (1) is provided with air holes, the protective cover (14) is located right above the air holes, and the protective cover (14) is arc-shaped.

5. A forest fire fighting helmet as defined in claim 1, wherein: the upper end and the lower end of the filter screen (15), the activated carbon layer (16) and the smoke filtering layer (17) are provided with connecting blocks with the same size, and the inner wall of the shell (1) is provided with a groove matched with the connecting blocks.

6. A forest fire fighting helmet as defined in claim 1, wherein: the clamping groove (18) is cylindrical in shape and is matched with the I-shaped clamping block (20) in size.

Images