CN210203512U

CN210203512U - Smoke-proof helmet for fire rescue

Info

Publication number: CN210203512U
Application number: CN201920666289.9U
Authority: CN
Inventors: Luxia Yang; 杨潞霞; Jieming Zhang; 张杰明
Original assignee: Taiyuan Normal University
Current assignee: Taiyuan Normal University
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-03-31
Anticipated expiration: 2029-05-10

Abstract

The utility model discloses a smoke-proof helmet for fire rescue, which comprises a helmet shell, wherein the lower part of the front surface of the helmet shell is fixedly provided with an air inlet pipe, two symmetrical and fixedly provided with filter boxes on two side walls, the input ends of the two filter boxes respectively seal two pipe orifices of the air inlet pipe, the output ends are respectively connected with one end of a connecting pipe in a sealing way, the other ends of the two connecting pipes are respectively connected with two input ends of a three-way joint, the output end of the three-way joint is connected with a first hose which is connected with the input end of an air exhauster, the output end of the air exhauster is connected with a second hose, the front surface of the helmet shell is provided with an observation opening, a helmet lens is connected in the observation opening in a sealing way, the front side inside of the helmet shell is provided with a face mask and a breathing cavity is formed between, the respiratory health of the rescuers is kept, and meanwhile, the filtered air is effectively prevented from being mixed with the outside air.

Description

Smoke-proof helmet for fire rescue

Technical Field

The utility model relates to a helmet articles for use technical field, specific field is a fire rescue is with preventing smog helmet.

Background

In the conflagration rescue in-process, because the scene of a fire can produce a large amount of dense smoke, if the protection is improper, easily inhale the human body with dense smoke, lead to syncope or stifle, eyes also can be because of the stimulation of cigarette simultaneously, lead to stabbing pain and can not open, traditional rescue helmet, smog enters into the helmet very easily, cause certain injury to the rescuer, the mouth nose part can be sheltered from to the present design one kind, and can provide the air after filtering harmful gas for the rescuer, supply the rescuer to breathe, and the helmet provides the observation space that does not have smog for the eyes position of rescuer simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire rescue is with preventing smog helmet to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a smoke-proof helmet for fire rescue comprises a helmet shell, wherein an air inlet pipe is fixedly installed at the lower portion of the front surface of the helmet shell, filter boxes are symmetrically and fixedly installed on two side walls of the helmet shell, two clamping grooves are formed in the two filter boxes, an antibacterial fiber cloth layer and a bamboo charcoal adsorption layer are clamped in the two clamping grooves respectively, two pipe orifices of the air inlet pipe are connected to input ends of the two filter boxes respectively in a sealing mode, output ends of the two filter boxes are connected to one end of a connecting pipe respectively in a sealing mode, the other end of the two connecting pipes is connected to two input ends of a three-way connector respectively, the three-way connector is fixedly installed on the helmet shell, a fixing seat is connected to the rear side of the upper surface of the helmet shell through screws, an exhaust fan is welded on the fixing seat, and one end of a first hose is, the other end of the first hose is connected to the input end of the exhaust fan in a clamping manner, the output end of the exhaust fan is connected with one end of a second hose in a clamping manner, an observation opening is formed in the front surface of the helmet shell, helmet lenses are connected in the observation opening in a sealing manner, a face mask is arranged on the front side inside the helmet shell, a breathing cavity is formed between the helmet lenses and the face mask, the other end of the second hose penetrates through the upper surface of the helmet shell and is communicated with the inside of the breathing cavity, air outlet nozzles are arranged at the middle positions of the two side walls of the helmet shell, the input ends of the two air outlet nozzles are fixedly connected with one ends of air outlet pipes, the other ends of the two air outlet pipes penetrate through the two side walls of the helmet shell respectively and are communicated with the breathing cavity, an arc top sleeve is arranged on the rear side, helmet shell's rear surface intermediate position runs through there is the slide cartridge, the other end sliding connection of push rod is in the inside of slide cartridge, the slide cartridge stretches out helmet shell's outside one end mouth internal thread connection has the regulation swing handle, helmet shell's upper surface front side fixed mounting has control button, helmet shell's both sides wall upper portion all is equipped with battery jar, two the inside of battery jar all is equipped with the lithium cell, control button electricity is connected air exhauster and two the lithium cell.

Preferably, the side wall of the air inlet pipe, which is positioned on the front surface of the helmet shell, is provided with a plurality of air inlets, and a moisture absorption layer is plugged in the position, which is positioned on the air inlets, in the air inlet pipe.

Preferably, the pipe walls of the two air outlet pipes are provided with one-way valves.

Preferably, the air outlet ends of the two air outlet nozzles are provided with gauzes.

Preferably, face guard and arc top cover all adopt rubber materials to make, and people's face week side and face guard laminating, the surface of face guard is equipped with the intercommunication mouth, and people's eyes, nose and mouth expose the intercommunication mouth and communicate with the breathing cavity.

Compared with the prior art, the beneficial effects of the utility model are that: a smog-proof helmet for fire rescue is provided, which is arranged by matching an air inlet pipe and an air inlet, inhales external aerobic air, passes through a moisture absorption layer in the air inlet pipe, removes moisture in the air, passes through an antibacterial fiber layer in a filter box, removes bacteria contained in the air, passes through a bamboo charcoal adsorption layer in the filter box, removes organic toxic gas contained in the air, passes through a fixing seat, stably installs an exhaust fan on the upper surface of a helmet shell, forms a breathing cavity in the helmet shell by matching a mask and helmet lenses, passes through a connecting pipe, a three-way joint, matching arrangement of a first hose and a second hose, the exhaust fan can suck the filtered aerobic air into the breathing cavity, passes through matching arrangement of an air outlet pipe and a gas outlet nozzle, exhausts the gas in the breathing cavity out of the cavity, and can prevent external cigarette ash from entering the gas outlet nozzle through a gauze, can prevent through the check valve that the outside air from entering into the breathing chamber in the outlet duct, through arc top cover, the push rod, the cooperation setting of slide cartridge, when twisting the adjustment button, arc top cover will push up in first-aid staff's afterbrain shell position, first-aid staff's facial week side will push up on the face guard, eyes, nose and mouth expose the intercommunication mouth and with the breathing chamber intercommunication, be the air exhauster power supply through the lithium cell, stop or begin work through the steerable air exhauster of control button, the utility model discloses a breathing chamber and outside air will form endless respiratory to through the antibiotic fiber cloth layer, the cooperation setting of bamboo charcoal adsorbed layer and hygroscopic layer filters the smog harmful gas composition in the outside air, keep first-aid staff's breathing health nature, simultaneously when first-aid staff takes the helmet back, the breathing chamber will effectually prevent air after filtering and outside air mixing.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the structure of the face mask of the present invention;

fig. 4 is a schematic structural view of the air inlet pipe, the air inlet and the moisture absorption layer of the present invention.

In the figure: 1-helmet shell, 2-air inlet pipe, 3-filter box, 4-antibacterial fiber cloth layer, 5-bamboo charcoal adsorption layer, 6-connecting pipe, 7-three-way joint, 8-fixing seat, 9-exhaust fan, 10-first hose, 11-second hose, 12-helmet lens, 13-face mask, 14-breathing cavity, 15-air outlet nozzle, 16-air outlet pipe, 17-arc top sleeve, 18-push rod, 19-sliding cylinder, 20-adjusting rotary handle, 21-control button, 22-lithium battery, 23-air inlet, 24-moisture absorption layer, 25-one-way valve and 26-gauze.

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 smog-proof helmet for fire rescue comprises a helmet shell 1, wherein an air inlet pipe 2 is fixedly installed at the lower part of the front surface of the helmet shell, filter boxes 3 are symmetrically and fixedly installed on two side walls of the helmet shell, two filter boxes are arranged to increase the air absorption capacity and enable more air to be sucked into a breathing cavity, two clamping grooves are formed in the two filter boxes, an antibacterial fiber cloth layer 4 and a bamboo charcoal adsorption layer 5 are clamped in the two clamping grooves respectively, bacteria contained in the air are eliminated through the antibacterial fiber layer, organic poison gas contained in the air is eliminated through the bamboo charcoal adsorption layer, two pipe orifices of the air inlet pipe are respectively and hermetically connected with the input ends of the two filter boxes, the output ends of the two filter boxes are respectively and hermetically connected with one end of a connecting pipe 6, and the other ends of the two connecting pipes 6 are respectively and hermetically connected with two input ends of a three-way joint 7, three way connection 7 is fixedly mounted on helmet shell 1, screw connection is carried out on the rear side of the upper surface of helmet shell through fixing base 8, an exhaust fan 9 is welded on the fixing base, an output end clamp of the three way connection is connected with one end of a first hose 10, the other end clamp of the first hose is connected with the input end of the exhaust fan, an output end clamp of the exhaust fan is connected with one end of a second hose 11, the first hose and the second hose can be disassembled and replaced, an observation opening is arranged on the front surface of helmet shell, helmet lenses 12 are hermetically connected in the observation opening, the external conditions can be observed through the helmet lenses, a face mask 13 is arranged on the front side of the interior of helmet shell, a breathing cavity 14 is formed between the helmet lenses and the face mask, filtered air enters the breathing cavity and is used for rescue workers to breathe, and the other end of the second hose penetrates through the upper surface of the helmet shell and, the helmet shell is characterized in that air outlet nozzles 15 are arranged in the middle of two side walls of the helmet shell, the input ends of the two air outlet nozzles are fixedly connected with one ends of air outlet pipes 16, the other ends of the two air outlet pipes penetrate through the two side walls of the helmet shell respectively and are communicated with a breathing cavity, air breathed in the breathing cavity is discharged out of the breathing cavity through the matching arrangement of the air outlet pipes and the air outlet nozzles, an arc-shaped top sleeve 17 is arranged on the rear side of the interior of the helmet shell, one end of a push rod 18 is fixedly connected in the middle of the arc-shaped end face of the arc-shaped top sleeve, a sliding barrel 19 penetrates through the middle of the rear surface of the helmet shell, the other end of the push rod is connected to the interior of the sliding barrel in a sliding mode, an adjusting rotary handle 20 is connected in a threaded mode in an end opening of the sliding barrel, when an adjusting button is screwed, make arc top cover top in rescue personnel's afterbrain shell position, helmet shell's upper surface front side fixed mounting has control button 21, stops or begins work through the steerable air exhauster of control button, helmet shell's both sides wall upper portion all is equipped with battery jar, two the inside of battery jar all is equipped with lithium cell 22, control button electricity is connected air exhauster and two the lithium cell.

Specifically, the lateral wall of the air inlet pipe on the front surface of the helmet shell is provided with a plurality of air inlets 23, and the position of the air inlet inside the air inlet pipe is plugged with a moisture absorption layer 24. The air filter is used for removing moisture in the air, and simultaneously, moisture drops in the air can contain soot, and the soot is filtered.

Specifically, the pipe wall of the two air outlet pipes is provided with a one-way valve 25. The one-way valve prevents the outside air from entering the breathing cavity from the air outlet pipe.

Specifically, the air outlet ends of the two air outlet nozzles are provided with gauzes 26. The gauze prevents the external cigarette ash from entering the air outlet nozzle.

Particularly, face guard and arc top cover all adopt rubber materials to make, and people's face week side and face guard laminating, the surface of face guard is equipped with the intercommunication mouth, and people's eyes, nose and mouth lead to expose the intercommunication mouth and communicate with the breathing cavity. The cover and the arc top sleeve are easily attached to the periphery of the face and the position of the afterbrain shell, the nose and the mouth can absorb air in the breathing cavity through the communication port, and the outside situation can be observed by the eyes through the helmet lens.

The working principle is as follows: the utility model can suck external aerobic air through the matching arrangement of the air inlet pipe and the air inlet, can remove moisture in the air through the moisture absorption layer in the air inlet pipe, and moisture water drops in the air can contain cigarette ash and also can filter the cigarette ash, bacteria contained in the air can be removed through the antibacterial fiber layer in the filter box, organic toxic gas contained in the air can be removed through the bamboo charcoal adsorption layer in the filter box, the exhaust fan can be stably installed on the upper surface of the helmet shell through the fixing base, through the matching arrangement of the mask and the helmet lens, a breathing cavity can be formed in the helmet shell, through the matching arrangement of the connecting pipe, the three-way joint, the first hose and the second hose, the exhaust fan can suck the filtered aerobic air into the breathing cavity, through the matching arrangement of the air outlet pipe and the air outlet nozzle, the gas in the breathing cavity can be discharged out of the cavity, the utility model has the advantages that the external cigarette ash can be prevented from entering the air outlet nozzle through the gauze, the external air is prevented from entering the breathing cavity from the air outlet pipe through the one-way valve, the arc top sleeve, the push rod and the sliding barrel are arranged in a matching way, when the adjusting button is screwed, one end of the adjusting button inside the sliding barrel is pressed against the end surface of the push rod inside the sliding barrel, the arc top sleeve is pressed against the position of the afterbrain shell of the rescuer, the periphery of the face of the rescuer is pressed against the face mask, the face mask is made of rubber materials, the face mask is easily attached to the periphery of the face, the eyes, the nose and the mouth expose the communication port of the face mask and are communicated with the breathing cavity, the nose and the mouth absorb the air in the breathing cavity, the eyes can observe the external condition through the lens, the lithium battery supplies power for the air exhauster, the stop or start working can be controlled through the control button, the breathing, and through the cooperation setting of antibiotic fibre cloth layer, bamboo charcoal adsorbed layer and moisture absorption layer, filter the smog harmful gas composition in the outside air, keep rescuer's breathing health nature, after the helmet was taken to the rescuer, the breathing cavity will effectually prevent that the air after filtering from mixing with the outside air simultaneously.

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. The utility model provides a fire rescue is with preventing smog helmet, includes helmet shell (1), its characterized in that: an air inlet pipe (2) is fixedly installed on the lower portion of the front surface of the helmet shell (1), filter boxes (3) are symmetrically and fixedly installed on two side walls of the helmet shell (1), two clamping grooves are formed in the two filter boxes (3), an antibacterial fiber cloth layer (4) and a bamboo charcoal adsorption layer (5) are clamped in the two clamping grooves respectively, two pipe orifices of the air inlet pipe (2) are connected to the input ends of the two filter boxes (3) in a sealing mode respectively, the output ends of the two filter boxes (3) are connected to one end of a connecting pipe (6) in a sealing mode respectively, the other ends of the two connecting pipes (6) are connected to two input ends of a three-way joint (7) respectively, the three-way joint (7) is fixedly installed on the helmet shell (1), and a fixing seat (8) is connected to the rear side of the upper surface of the helmet shell (1), the welding has air exhauster (9) on fixing base (8), the output end clamp connection of three way connection (7) has the one end of first hose (10), the other end clamp connection of first hose (10) is at the input of air exhauster (9), the output end clamp connection of air exhauster (9) has the one end of second hose (11), helmet shell's (1) front surface is equipped with the viewing aperture, sealing connection has helmet lens (12) in the viewing aperture, helmet shell's (1) inside front side is equipped with face guard (13), form breathing chamber (14) between helmet lens (12) and face guard (13), the upper surface intercommunication that helmet shell's (1) was run through to the other end of second hose (11) is in the inside of breathing chamber (14), helmet shell's (1) both sides wall intermediate position all is equipped with air outlet nozzle (15), the helmet is characterized in that the input ends of the two air outlet nozzles (15) are fixedly connected with one end of an air outlet pipe (16), the other ends of the two air outlet pipes (16) penetrate through two side walls of the helmet shell (1) respectively and are communicated with a breathing cavity (14), an arc top sleeve (17) is arranged on the rear side of the interior of the helmet shell (1), one end of a push rod (18) is fixedly connected with the middle position of the arc end face of the arc top sleeve (17), a sliding barrel (19) penetrates through the middle position of the rear surface of the helmet shell (1), the other end of the push rod (18) is slidably connected with the interior of the sliding barrel (19), an end opening of the sliding barrel (19), which extends out of the exterior of the helmet shell (1), is internally and threadedly connected with an adjusting rotary handle (20), a control button (21) is fixedly arranged on the front side of the upper surface of the helmet shell (1), and battery grooves are, two lithium batteries (22) are arranged in the battery tanks, and the control button (21) is electrically connected with the exhaust fan (9) and the two lithium batteries (22).

2. A smoke-proof helmet for fire rescue as defined in claim 1, wherein: the side wall of the air inlet pipe (2) on the front surface of the helmet shell (1) is provided with a plurality of air inlets (23), and the position of the air inlet (23) in the air inlet pipe (2) is plugged with a moisture absorption layer (24).

3. A smoke-proof helmet for fire rescue as defined in claim 1, wherein: and one-way valves (25) are arranged on the pipe walls of the two air outlet pipes (16).

4. A smoke-proof helmet for fire rescue as defined in claim 1, wherein: and gauze (26) is arranged at the air outlet ends of the two air outlet nozzles (15).

5. A smoke-proof helmet for fire rescue as defined in claim 1, wherein: face guard (13) and arc top cover (17) all adopt rubber materials to make, and people's face week side and face guard (13) laminating, the surface of face guard (13) is equipped with the intercommunication mouth, and people's eyes, nose and mouth expose the intercommunication mouth and communicate with breathing chamber (14).