CN210747498U - Fire-fighting safety helmet - Google Patents

Abstract

The utility model discloses a fire safety helmet, which comprises a main body, and further comprises a connecting device and an auxiliary device, wherein the main body comprises a shell and a protective facial tissue, the connecting device comprises two fixed pipes, the two fixed pipes are respectively positioned at two sides of the shell, the inner side of the fixed pipe is connected with an inner pipe sleeve, one side inside the inner pipe sleeve is connected with a connecting pipe sleeve, a fixed rotating shaft is connected between the connecting pipe sleeve and the inner pipe sleeve, a second expansion spring is sleeved outside the fixed rotating shaft, a limiting ring is connected to the surface of one side of the connecting pipe sleeve, a first expansion spring is arranged at the inner side of the connecting pipe sleeve, a tooth socket is arranged on the outer surface of the connecting pipe sleeve, and both ends of the first expansion spring are respectively connected with a limiting bulge; the fixing pipes and the like positioned on the two sides of the shell are designed and installed, so that the mask can be quickly installed and disassembled, the mask can be conveniently replaced, the mask can be damped to rotate, and the mask is simple in structure and convenient to use.

Description

Fire-fighting safety helmet

Technical Field

The utility model belongs to the technical field of the fire control, concretely relates to fire safety helmet.

Background

The fire safety helmet is composed of a helmet shell, a face mask, a shawl, a buffer layer and the like, is designed in a half helmet mode, is novel in style, has the performances of preventing sharp object impact, preventing corrosion, preventing heat radiation, reflecting light, insulating, being light and the like, can be worn in the helmet, is provided with an air respirator and a wireless communication system, and has an obvious reflecting mark.

Current fire safety helmet, owing to adopt the screw to fix the face guard, cause the impaired back of face guard just removable with the help of external instrument, comparatively speaking, current safety helmet is comparatively inconvenient when changing the face guard, and current fire safety helmet, because face piece adopts the magic to paste fixed with the clothing, causes the fire fighter when violent movement, and the face piece receives the pull, can't paste fixed problem through the magic, for this we propose a fire safety helmet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire safety helmet to propose current fire safety helmet among solving above-mentioned background, owing to adopt the screw fixed with the face guard, it just can be removable with the help of external instrument to cause the impaired back of face guard, comparatively speaking, current safety helmet is comparatively inconvenient when changing the face guard, and current fire safety helmet, because face piece adopts the magic to paste fixedly with the clothing, cause the fire fighter when strenuous exercise, face piece receives the dragging, can't paste fixed problem through the magic.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire control safety helmet, includes the main part, still includes connecting device and auxiliary device, the main part includes casing and protection face piece of cloth, connecting device includes two fixed pipes, two fixed pipe is located the both sides of casing respectively, the inboard of fixed pipe is connected with interior pipe box, the inside one side of interior pipe box is connected with the connecting tube box, be connected with fixed rotating shaft between connecting tube box and the interior pipe box, fixed rotating shaft's outside cover is equipped with second expansion spring, a side surface of connecting tube box is connected with the spacing ring, the inboard of connecting tube box is provided with first expansion spring, just the tooth's socket has been seted up to the surface of connecting tube box, the equal block in both ends of first expansion spring is connected with spacing arch.

Preferably, the auxiliary device includes the rubber standpipe, the rubber standpipe is located the inboard of protection face piece of cloth, the surface connection of rubber standpipe has the strap, the strap is through sewing up fixed connection with the protection face piece of cloth, one side of rubber standpipe is connected with the inlet tube.

Preferably, the main body further comprises a mask, one side of the shell is movably connected with the mask, and the bottom of the shell is fixedly connected with a protective facial tissue.

Preferably, the both sides of face guard and the corresponding position department of two tooth's sockets have all seted up cyclic annular spacing annular, cyclic annular spacing annular is connected with the mutual block of tooth's socket on connecting the pipe box surface.

Preferably, the limiting ring and the connecting pipe sleeve are of an integrated structure, and the connecting pipe sleeve, the second expansion spring and the fixing pipe are tightly connected with each other.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the fixed pipe etc. that is located the casing both sides has been installed through the design, the quick installation and the dismantlement of realizable face guard, the change of the face guard of being convenient for can realize the damping rotation of face guard simultaneously, and simple structure, it is convenient to use, has solved current fire control safety helmet, owing to adopt the screw fixed with the face guard, causes the impaired back of face guard just removable with the help of external instrument, comparatively speaking, current safety helmet is comparatively inconvenient problem when the change face guard.

(2) Install the rubber standpipe that is located protection face piece of cloth inboard etc. through the design, can be to the inboard injected water of rubber standpipe, then when using the safety helmet, can not paste through the magic, can rely on the gravity of rubber standpipe and water, make the bottom of protection face piece of cloth 3 closely laminate with fireman's shoulder, avoid smog to get into the safety helmet inside as far as, simultaneously when the high temperature, the rubber standpipe can melt its inboard moisture release, play certain cooling effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the fixing tube of the present invention;

FIG. 3 is a side view of the connecting sleeve of the present invention;

FIG. 4 is a cross-sectional view of the protective facial tissue of the present invention;

in the figure: 1. a housing; 2. a fixed tube; 3. a protective face towel; 4. a face mask; 5. a water inlet pipe; 6. a limiting bulge; 7. a first expansion spring; 8. a connecting pipe sleeve; 9. a limiting ring; 10. an inner pipe sleeve; 11. fixing the rotating shaft; 12. a second expansion spring; 13. a tooth socket; 14. a rubber water storage pipe; 15. a cloth belt.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a fire safety helmet comprises a main body, a connecting device and an auxiliary device, wherein the main body comprises a shell 1 and a protective facial tissue 3, the connecting device comprises two fixed tubes 2, the two fixed tubes 2 are respectively positioned at two sides of the shell 1, the inner sides of the fixed tubes 2 are connected with an inner tube sleeve 10, one side inside the inner tube sleeve 10 is connected with a connecting tube sleeve 8, a fixed rotating shaft 11 is connected between the connecting tube sleeve 8 and the inner tube sleeve 10, the outer side of the fixed rotating shaft 11 is sleeved with a second expansion spring 12, one side surface of the connecting tube sleeve 8 is connected with a limiting ring 9, the inner side of the connecting tube sleeve 8 is provided with a first expansion spring 7, the outer surface of the connecting tube sleeve 8 is provided with a tooth socket 13, two ends of the first expansion spring 7 are respectively clamped and connected with a limiting bulge 6, the fixed tubes 2 and the like positioned at two sides of the shell 1 are designed and, can realize simultaneously that the damping of face guard 4 rotates, and simple structure, it is convenient to use, has solved current fire safety helmet, because adopt the screw to fix face guard 4, causes face guard 4 impaired back to need just removable with the help of external instrument, and comparatively speaking, current safety helmet is in the comparatively inconvenient problem of change face guard 4.

In order to facilitate the use of the auxiliary device, in this embodiment, preferably, the auxiliary device includes a rubber water storage pipe 14, the rubber water storage pipe 14 is located on the inner side of the protection face towel 3, the outer surface of the rubber water storage pipe 14 is connected with a cloth belt 15, the cloth belt 15 is fixedly connected with the protection face towel 3 through sewing, and one side of the rubber water storage pipe 14 is connected with a water inlet pipe 5.

In order to facilitate the use of the main body, in this embodiment, preferably, the main body further includes a mask 4, one side of the housing 1 is movably connected with the mask 4, and the bottom of the housing 1 is fixedly connected with a protective facial tissue 3.

In order to facilitate the rotation of the connecting pipe sleeve 8 driven by the face mask 4, in the embodiment, preferably, the two sides of the face mask 4 and the corresponding positions of the two tooth sockets 13 are provided with annular limiting ring grooves, and the annular limiting ring grooves are connected with the tooth sockets 13 on the surface of the connecting pipe sleeve 8 in a clamping manner.

In order to facilitate the tightness of the device, in the present embodiment, it is preferable that the stop ring 9 and the connection sleeve 8 are formed as a single body, and the connection sleeve 8, the second expansion spring 12 and the fixing tube 2 are tightly connected to each other.

The utility model discloses a theory of operation and use flow: when the device is used, the device can be fixed with the head of a fireman through the buckle at the inner side of the shell 1, after the face mask 4 is damaged, the two limit bulges 6 at the two sides can be extruded towards the inner side of the connecting pipe sleeve 8 until the limit bulges 6 do not limit the face mask 4, the damaged face mask 4 can be taken down, the annular limit ring groove at one side of the new face mask 4 corresponds to the connecting pipe sleeve 8 and the tooth socket 13 and is extruded towards the direction of the fixed pipe 2, the limit bulges 6 can move towards the inner side of the connecting pipe sleeve 8 until the annular limit ring groove is clamped with the tooth socket 13, the limit bulges 6 can pop up to reset under the elastic force of the first expansion spring 7 and limit the face mask 4, when the device rotates, the limit ring 9 on the surface of the connecting pipe sleeve 8 is tightly contacted with the inner pipe sleeve 10 due to the elastic force of the second expansion spring 12, the friction force between the connecting pipe sleeve 8 and the limit ring 9 as well, when the face mask 4 is rotated, the face mask 4 can drive the connecting pipe sleeve 8 to rotate through the tooth grooves 13, the damping overturning of the face mask 4 can be realized due to the large friction force between the connecting pipe sleeve 8 and the inner pipe sleeve 10, the fixing pipes 2 and the like positioned on the two sides of the shell 1 are designed and installed, the fast installation and disassembly of the face mask 4 can be realized, the face mask 4 can be conveniently replaced, meanwhile, the damping rotation of the face mask 4 can be realized, and the face mask is simple in structure and convenient and fast to use; can be simultaneously to the inboard injected water of rubber standpipe 14, then when using the safety helmet, can not pass through the magic subsides, can rely on the gravity of rubber standpipe 14 and water, make the bottom of protection face piece of cloth 3 closely laminate with firemen's shoulder, simultaneously when the high temperature, rubber standpipe 14 can melt its inboard moisture release.

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 (5)

1. The utility model provides a fire safety helmet, includes the main part, its characterized in that: also comprises a connecting device and an auxiliary device, the main body comprises a shell (1) and a protective face towel (3), the connecting device comprises two fixed tubes (2), the two fixed tubes (2) are respectively positioned at two sides of the shell (1), the inner side of the fixed pipe (2) is connected with an inner pipe sleeve (10), one side of the inner part of the inner pipe sleeve (10) is connected with a connecting pipe sleeve (8), a fixed rotating shaft (11) is connected between the connecting pipe sleeve (8) and the inner pipe sleeve (10), a second expanding spring (12) is sleeved outside the fixed rotating shaft (11), a limiting ring (9) is connected on the surface of one side of the connecting pipe sleeve (8), a first expansion spring (7) is arranged on the inner side of the connecting pipe sleeve (8), and tooth grooves (13) are formed in the outer surface of the connecting pipe sleeve (8), and limiting bulges (6) are clamped at the two ends of the first expansion spring (7).

2. A fire safety helmet as recited in claim 1, wherein: the auxiliary device comprises a rubber water storage pipe (14), wherein the rubber water storage pipe (14) is located on the inner side of the protective facial tissue (3), the outer surface of the rubber water storage pipe (14) is connected with a cloth belt (15), the cloth belt (15) is fixedly connected with the protective facial tissue (3) through sewing, and one side of the rubber water storage pipe (14) is connected with a water inlet pipe (5).

3. A fire safety helmet as recited in claim 1, wherein: the main part still includes face guard (4), one side swing joint of casing (1) has face guard (4), the bottom fixedly connected with of casing (1) protects face piece of cloth (3).

4. A fire safety helmet as recited in claim 1, wherein: the both sides of face guard (4) and the corresponding position department of two tooth's socket (13) have all seted up cyclic annular spacing annular, cyclic annular spacing annular is connected with the mutual block of tooth's socket (13) on connecting pipe box (8) surface.

5. A fire safety helmet as recited in claim 1, wherein: the limiting ring (9) and the connecting pipe sleeve (8) are of an integrated structure, and the connecting pipe sleeve (8), the second expansion spring (12) and the fixing pipe (2) are all tightly connected.

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