CN220140910U

CN220140910U - Gas protection safety helmet

Info

Publication number: CN220140910U
Application number: CN202320879810.3U
Authority: CN
Inventors: 陶伟; 姜飞; 马芹兵
Original assignee: Wanbei Coal Electricity Group Co ltd
Current assignee: Wanbei Coal Electricity Group Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-12-08
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to the technical field of coal mining, in particular to a special anti-poison gas safety helmet for coal mine staff, wherein a safety helmet shell is fixedly connected with an anti-poison mask, a poison gas filtering box and a breathing nozzle are arranged in the anti-poison mask, a filtering interlayer is arranged in the poison gas filtering box and is in sliding connection with the poison gas filtering box, a coal columnar activated carbon and a catalyst are attached to the filtering interlayer, a filtering box cover is arranged on one side of the poison gas filtering box, a plurality of ventilation holes are formed in the surface of the filtering box cover, the poison gas filtering box is in threaded connection with the filtering box cover, the poison gas filtering box is communicated with the breathing nozzle through a connecting pipe, and a breathing valve is arranged in the connecting pipe. The utility model can replace the filter interlayer to thoroughly filter toxic gas, and the breather valve can completely exhaust the exhaled gas and provide sufficient purified air, thereby improving the safety factor of staff and the utilization rate of the safety helmet and greatly improving the safety performance.

Description

Gas protection safety helmet

Technical Field

The utility model relates to a safety helmet, in particular to a gas protection safety helmet, and belongs to the technical field of coal mining.

Background

Coal miners usually work in coal mines, the environment is harder, especially the working environment of coal miners is more severe, coal miners need to enter a mine for coal mining when working, underground work is very difficult, air is very severe, toxic gases exceeding standards, such as common carbon monoxide, methane and the like, are often generated, ventilation equipment is usually difficult to install underground, so that gas poisoning cases are often generated when the coal miners work underground, the workers are directly choked to death when serious, and the safety helmet is one of equipment necessary for the underground workers, although the existing safety helmet is designed with an anti-toxicity mechanism, the toxic gases can not be filtered thoroughly, the exhaled gases can not be discharged completely, and the safety performance is low.

Therefore, there is a need for an improved helmet for coal mine personnel to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide an anti-poison safety helmet, which is provided with two filter boxes and two breathing valves, when a filter interlayer for filtering poison gas reaches a saturated state, the filter interlayer can be replaced to achieve the purpose of thoroughly filtering the poison gas, and the breathing valves can completely discharge the breathed gas and provide sufficient purified air, so that the safety coefficient of workers is improved, the utilization rate of the safety helmet is improved, and the safety performance is greatly improved.

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps: the safety helmet comprises a safety helmet shell and an anti-poison mask, wherein the safety helmet shell is fixedly connected with the anti-poison mask, a poison gas filtering box and a breathing nozzle are arranged in the anti-poison mask, a filtering interlayer is arranged in the poison gas filtering box in a sliding mode, a filtering box cover is arranged on one side of the poison gas filtering box, a plurality of vent holes are formed in the surface of the filtering box cover, the poison gas filtering box is in threaded connection with the filtering box cover, the poison gas filtering box is fixedly connected with the breathing nozzle through a connecting pipe, and a breathing valve is arranged in the connecting pipe.

Preferably, one side of the connecting pipe is clamped with an interphone, and the breathing nozzle is arranged on the other side of the connecting pipe.

Preferably, a leather head protective sleeve is arranged below the safety helmet shell, the leather head protective sleeve is connected with the safety helmet shell through buttons, and the safety helmet shell is fixedly connected with the gas mask through a connecting column above the gas mask.

Preferably, the front of the safety helmet shell is provided with an illuminating lamp, the interior of the illuminating lamp is provided with a miniature camera, and the upper side of the illuminating lamp is provided with a miniature camera shutter.

Preferably, the inside symmetry of head protective sheath is provided with the earphone, the earphone relies on the internet in the pit with the intercom cooperation work.

Preferably, the safety helmet is characterized in that a cartridge is arranged inside the safety helmet shell, a storage battery is arranged inside the cartridge, a switch button is arranged outside the cartridge, the switch button is electrically connected with the storage battery inside the cartridge, and the storage battery is electrically connected with the interphone and the illuminating lamp.

Preferably, the infrared night vision glasses are arranged at the front lower part of the safety helmet shell and fixedly connected with the safety helmet shell.

The utility model has at least the following beneficial effects:

1. the utility model is provided with two filter boxes and two breather valves, when the filter interlayer for filtering the toxic gas reaches a saturated state, the filter interlayer can be replaced, the purpose of thoroughly filtering the toxic gas is achieved, the breather valves can completely discharge the exhaled gas and provide sufficient purified air, the safety coefficient of workers is improved, the utilization rate of the safety helmet is improved, and the safety performance is greatly improved.

2. The infrared night vision glasses are arranged, when the underground brightness is insufficient or the lighting lamp is not powered on, the infrared night vision glasses can ensure that the sight of workers is not blocked, the interphone and the earphone are arranged to facilitate communication among the workers, the problem of blocked hearing due to wearing of a safety helmet is avoided, and the underground positioning device is arranged in the safety helmet, so that the position tracking of a background worker on the workers in the well is facilitated, and the personal safety of the workers in the well is ensured to a greater extent.

3. The illuminating lamp and the miniature camera are arranged, so that underground illumination is facilitated, shooting and recording are facilitated when recording work is needed, only a shutter above the illuminating lamp is needed to be pressed during shooting, and video recording can be started only by pressing the shutter.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of the utility model from the bottom

FIG. 2 is a schematic front view of the present utility model;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is an overall elevation of the present utility model;

FIG. 5 is a schematic top view in partial cross section of the present utility model;

fig. 6 is a schematic partial cross-sectional view of an gas mask of the present utility model.

In the figure, 1-helmet shell, 2-lighting lamp, 201-miniature camera shutter, 202-miniature camera, 3-infrared night vision glasses, 4-gas mask, 401-gas filter box, 402-gas filter interlayer, 403-breathing nozzle, 404-mask body, 405-connecting pipe, 415-breather valve, 5-head protective sleeve, 6-intercom, 7-earphone, 8-cartridge and 801-shift knob.

Detailed Description

The following detailed description of embodiments of the present utility model will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present utility model can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.

As shown in fig. 1-6, in the gas protection safety helmet provided in the embodiment, a safety helmet shell 1 is fixedly connected with a gas protection mask 4, a gas filtering box 401 and a breathing nozzle 403 are arranged in the gas protection mask 4, a filtering interlayer 402 is slidably arranged in the gas filtering box 401, coal columnar activated carbon and a catalyst are attached to the surface of the filtering interlayer 402, a filtering box cover 406 is arranged on one side of the gas filtering box 401, a plurality of ventilation holes are formed in the surface of the filtering box cover 406, the gas filtering box 401 is in threaded connection with the filtering box cover 406, the gas filtering box 401 is fixedly connected with the breathing nozzle 403 through a connecting pipe 405, and a breathing valve 415 is arranged in the connecting pipe 405;

obviously, the filter box cover 406 can be screwed off from the poison gas filter box, then the inactive filter interlayer 402 is taken out, the brand new filter interlayer 402 is replaced, the service life of the poison gas mask 4 can be prolonged, the breathing valve 415 is made of a spring limiting valve plate, the expiration or inspiration is determined by positive and negative pressure, the breathing valve 415 has the functions of positive and negative pressure relief, and the breathing valve 415 can provide gas to the breathing nozzle 403 during inspiration and can exhaust gas to the outside air during expiration.

The below of helmet shell 1 is provided with cortex head protective sheath 5, and cortex head protective sheath 5 passes through button connection with helmet shell 1, and helmet shell 1 passes through the spliced pole fixed connection of gas mask 4 top with gas mask 4, therefore the cortex head protective sheath 5 in the middle of this equipment can be dismantled from the helmet, conveniently changes.

The infrared night vision glasses 3 are arranged below the front part of the safety helmet shell 1, the infrared night vision glasses 3 are fixedly connected with the safety helmet shell 1, and when the underground brightness is insufficient or the illuminating lamp 2 is not powered, the infrared night vision glasses 3 can ensure that the sight of staff is not blocked;

further, be provided with light 2 in front of helmet shell 1, the inside of light 2 is provided with miniature camera 202, and light 2 top is provided with miniature camera shutter 201, presses shutter 201, and miniature camera 202 is photographed, and long-time pressing shutter 201 then begins the video recording, and the below is provided with cortex head protective sheath 5 behind the helmet shell 1, and head protective sheath 5 inside symmetry is provided with earphone 7, earphone 7 with intercom 6 establishes communication connection, and earphone 7 relies on the internet in the pit and the cooperation work of intercom 6, and connecting pipe 405 one side is provided with intercom 6, intercom 6 and connecting pipe 405 sliding connection, and breathing nozzle 403 sets up the opposite side just to intercom 6, has made things convenient for exchanging between the staff, avoids because of wearing the problem that the helmet hearing is obstructed, and the function is more comprehensive.

In this embodiment, as shown in fig. 4, the inside cartridge 8 that is provided with of helmet shell 1, the inside battery that is provided with of cartridge 8, the cartridge 8 outside is provided with shift knob 801, shift knob 801 and the inside battery electric connection of cartridge 8, battery and intercom 6, light 2 electric connection, convenient to use promotes the convenience of use.

As shown in fig. 1 to 6, the principle of the gas protection helmet provided in this embodiment is as follows:

the filter box cover 406 can be screwed off from the poison gas filter box, then the inactive filter interlayer 402 is taken out, the brand-new filter interlayer 402 is replaced, the service life of the poison gas prevention mask 4 can be prolonged, the breather valve 415 is made of a spring limiting valve plate, the breathing valve 415 is used for breathing out or inhaling air, the breather valve 415 has the functions of releasing positive pressure and negative pressure, gas can be supplied to the breather nozzle 403 during inhaling, gas can be discharged to the outside air during exhaling, the filter interlayer 402 can be replaced when the filter interlayer 402 reaches a saturated state, the purpose of thoroughly filtering poison gas is achieved, the breather valve 415 can completely discharge the exhaled gas and can provide sufficient purified air, the safety coefficient of workers is improved, the utilization rate of the safety helmet is improved, and the safety performance is greatly improved.

Before the staff wears this safety helmet, press the inside shift knob 801 of safety helmet shell 1 earlier, open positioner, intercom 6, earphone 7 and light 2 in the pit, when the luminance is darker in the pit, install infrared night vision glasses 3, when needs shooting, press miniature camera shutter 201, can take a picture, long press shutter 201, can record a video.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude that an additional identical element is present in a commodity or system comprising the element.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides an antigas safety helmet, includes helmet shell (1) and antigas gauze mask (4), its characterized in that, helmet shell (1) and antigas gauze mask (4) fixed connection, antigas gauze mask (4) inside is provided with poison gas filter cartridge (401) and breathing mouth (403), poison gas filter cartridge (401) inside slip is provided with filter interlayer (402), one side of poison gas filter cartridge (401) is provided with filter lid (406), a plurality of air vent has been seted up on filter lid (406) surface, poison gas filter cartridge (401) with filter lid (406) threaded connection, poison gas filter cartridge (401) pass through connecting pipe (405) with breathing mouth (403) fixed connection, connecting pipe (405) inside is provided with breather valve (415).

2. The gas protection headgear of claim 1, wherein: one side of the connecting pipe (405) is clamped with an interphone (6), and the breathing nozzle (403) is arranged on the other side of the connecting pipe (405).

3. The gas protection headgear of claim 2, wherein: the safety helmet is characterized in that a leather head protective sleeve (5) is arranged below the safety helmet shell (1), the leather head protective sleeve (5) is connected with the safety helmet shell (1) through buttons, and the safety helmet shell (1) is fixedly connected with the gas mask (4) through a connecting column above the gas mask (4).

4. A gas protection helmet according to claim 3, wherein: headphones (7) are symmetrically arranged in the head protection sleeve (5), and the headphones (7) are connected with the interphone (6) in a communication mode.

5. The gas protection headgear of claim 4, wherein: an illuminating lamp (2) is arranged in front of the safety helmet shell (1), a miniature camera (202) is arranged in the illuminating lamp (2), and a miniature camera shutter (201) is arranged on the upper side surface of the illuminating lamp (2);

the safety helmet is characterized in that a clamping box (8) is arranged inside the safety helmet shell (1), a storage battery is arranged inside the clamping box (8), a switch button (801) is arranged outside the clamping box (8), the switch button (801) is electrically connected with the storage battery inside the clamping box (8), and the storage battery is electrically connected with the interphone (6) and the illuminating lamp (2).

6. The gas protection headgear of claim 1, wherein: the infrared night vision glasses (3) are arranged at the front lower part of the safety helmet shell (1), and the infrared night vision glasses (3) are fixedly connected with the safety helmet shell (1).