CN112402821A

CN112402821A - Portable respirator with potential balance and carbon-oxygen exchange

Info

Publication number: CN112402821A
Application number: CN201910776129.4A
Authority: CN
Inventors: 啜金鸽
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2021-02-26

Abstract

The invention relates to a portable respirator with potential balance and carbon-oxygen exchange, which comprises a cover, a filtering device and an oxygen supply device. The cover has a seal ring, an elastic headband, and a potential balancer. A plurality of sector filters are stacked in a circumferential direction in a cavity of the filter device. The oxygen supply apparatus includes a first tank and a second tank. The first tank is provided with a lithium battery, a miniature air pump and a reaction tank. A plurality of heat dissipating copper pipes are circumferentially arranged on the outer wall surface of the first tank. The second groove is internally provided with a micro liquid oxygen tank, an electric pressure reducing valve, an extension spring and an end cover. One end of the micro liquid oxygen tank is contacted with the end cover through an extension spring. The potential balance and carbon-oxygen exchange device has the advantages of reasonable and simple structure, convenience in use, small volume, light weight, convenience in carrying and the like, and effectively solves the problem that the traditional respirator is inconvenient to carry and use.

Description

Portable respirator with potential balance and carbon-oxygen exchange

Technical Field

The present invention relates to fire fighting equipment, and more particularly to a transportable respirator having potential equalization and carbon-oxygen exchange.

Background

At present, the respirator is widely applied to departments of fire fighting, chemical engineering, ships, petroleum, smelting, storage, laboratories, mines and the like. The respirator is mainly used for safely and effectively extinguishing fire for firefighters or carrying out rescue and rescue work by workers under the conditions of dense smoke, toxic gas, steam or oxygen deficiency. Conventional respirators include a breathing mask, a gas cylinder, a cylinder strap, a pressure reducer, a back support, etc. Traditional respirator not only installs loaded down with trivial details, influences the speed that gets into the scene, and whole equipment weight is big moreover, bulky, and is high to user's health requirement, and it is inconvenient to operate in narrow passageway. Oxygen is used as a good combustion-supporting gas, and when potential difference exists in a human body to generate static electricity, the oxygen can ignite clothes of the human body to cause danger. In case of fire, the conventional respirator cannot be used as a self-rescue tool for people without professional training, so that it is necessary to develop a respirator which is small in size, light in weight, and convenient to carry and use.

Disclosure of Invention

The technical problem to be solved is to overcome the above drawbacks by providing a transportable respirator with potential balancing and carbon-oxygen exchange. The novel respirator has the advantages of reasonable and simple structure, convenience in use, small size, light weight, convenience in carrying and the like, and the problem that the traditional respirator is inconvenient to carry and use is effectively solved.

The technical scheme of the invention is to provide a portable respirator with potential balance and carbon-oxygen exchange, which comprises a cover suitable for the shape of a nose and a mouth, a filtering device and an oxygen supply device. And a sealing ring is fixedly arranged on the cover. The elastic head bands are arranged on connecting pieces symmetrically arranged on the cover. The cover is provided with a potential balancer for balancing the potential of the human body. One end of the potential balancer is electrically connected with an electrode disposed in the inner cavity of the cover. The other end of the potential balancer is grounded through a wire, and the electrode is in contact with a human body.

The filtering device is a hollow cylinder structure communicated with the cover. A plurality of sector filters are stacked in a circumferential direction in a cavity of the filter device. The fan filter is coated with activated carbon impregnated with an antiviral agent. The fan filter is fixed by pressing the column rod on the axis of the cylinder.

The oxygen supply apparatus includes a first tank for recovering carbon dioxide to produce oxygen and a second tank. One end of the first tank and one end of the second tank are respectively connected with the cover through hinges. The first tank is provided with a lithium battery, a miniature air pump and a reaction tank filled with hydrogen peroxide powder. One end of the micro air pump is communicated with the inner cavity of the cover. The other end of the micro air pump penetrates into the reaction tank through the air duct. The reaction tank is provided with an outlet pipe communicated with the inner cavity of the cover. The outlet pipe is connected to a series of filter boxes filled with activated carbon. A plurality of heat dissipating copper pipes are circumferentially arranged on the outer wall surface of the first tank.

The second groove is internally provided with a micro liquid oxygen tank, an electric pressure reducing valve, an extension spring and an end cover. One end of the micro liquid oxygen tank is contacted with the end cover through an extension spring. The other end of the micro liquid oxygen tank is connected with an inlet of the electric pressure reducing valve. The outlet of the electric pressure reducing valve is connected with the inner cavity of the valve cover.

As a preferred embodiment, the lid is made of an aluminum alloy.

As a preferred embodiment, the lid has a fiberglass cloth for thermal insulation.

As a preferred embodiment, the connector and the cover are integral.

As a preferred embodiment, the sealing ring is made of silicone rubber having a hollow structure, and the cavity is filled with gas.

In a preferred embodiment, a plurality of through-openings are provided in the air guide duct wall.

As a preferred embodiment, the first water tank has a switch for controlling an external power source of the lithium battery.

As a preferred embodiment, both surfaces of the hollow cylindrical structure are made of mesh sheets.

As a preferred embodiment, the lithium battery is electrically connected with the micro air pump and the electric pressure reducing valve respectively. The lithium battery is provided with a charge and discharge control circuit with a USB charging port.

The technical effect of the invention is to provide a portable respirator with potential balance and carbon-oxygen exchange, which comprises a mask suitable for the shape of a nose and a mouth, a filtering device and an oxygen supply device. The cover is provided with a hollow sealing ring made of silica gel. The sealing ring is filled with gas, so that the sealing capability is stronger, and the contraction to users is reduced. The invention provides an effective heating glass fiber cloth which can prevent a user from being burnt. The cover is also provided with a potential balancer for eliminating potential difference and preventing fire caused by static electricity. A plurality of sector filters are stacked in a circumferential direction in a cavity of the filter device. When the pressure in the cover is in a positive pressure state, the filter is pushed out to discharge the hot air. When the pressure in the cover is in a negative pressure state, the filter is closed, and the filtering stage is performed. This maintains filtration efficiency and reduces the temperature within the lid. The oxygen supply apparatus includes a first tank and a second tank. The first canister draws carbon dioxide gas from the cap into the reaction canister, thereby generating oxygen. The second jar sets up liquid oxygen to guarantee the normal use of respirator when first jar oxygen suppliment is not enough. The first liquid storage tank is provided with a switch for controlling the switch of the respirator. Is convenient to use. The novel respirator has the advantages of reasonable and simple structure, convenience in use, small size, light weight, convenience in carrying and the like, and the problem that the traditional respirator is inconvenient to carry and use is effectively solved.

Drawings

The invention is illustrated by the following figures and examples.

FIG. 1 is a schematic diagram of the overall structure of a transportable respirator having potential equalization and carbon-oxygen exchange according to one embodiment.

FIG. 2 is a schematic side view of a portable respirator having potential balancing and carbon-oxygen exchange according to an embodiment.

Fig. 3 is a schematic diagram of a filtration device of a transportable respirator having potential balancing and carbon to oxygen exchange, according to an embodiment.

The reference numbers in the figures are as follows:

1, covering; 11, sealing rings; 12, a connecting piece; 13, an elastic headband; 14, a potential balancer; 15, an electrode; 2, a filtering device; 21, a fan-shaped filter; 22, a post rod; 3, an oxygen supply device; 31: a first tank; 311, lithium battery; 3111 charge/discharge control circuit; 312, a miniature air pump; 313, an air duct; 314, a reaction tank; 315 outlet pipe; 316, a through hole; 317, a switch; 318, a filter box; 319, heat dissipation copper pipes: 32: a second tank; 321, a micro liquid oxygen tank; 322, an electric pressure reducing valve; 323 an extension spring; 324 end cover

Detailed Description

The invention is illustrated in the figures. These diagrams illustrate the basic structure of an apparatus according to an embodiment of the present invention. Therefore, the present invention is not limited to the drawings.

Referring to fig. 1, 2 and 3, a transportable respirator having potential balance and carbon-oxygen exchange comprises a cover 1 adapted to the shape of the nose and mouth, a filter device 2 and an oxygen supply device 3. The cover 1 is fixedly provided with a sealing ring 11. Elastic head straps 13 are provided on connecting pieces 12 symmetrically arranged on the cover 1. The cover 1 is provided with a potential balancer 14 for balancing the potential of the human body. One end of the potential balancer 14 is electrically connected to an electrode 15 provided in the inner cavity of the cover 1. The other end of the potential balancer 14 is grounded through a wire, and the electrode 15 is in contact with the human body.

The filter device 2 is of a hollow cylindrical structure communicating with the cover 1. A plurality of fan filters 21 are stacked in the circumferential direction in the cavity of the filter device 2. The sector filter 21 is coated with activated carbon impregnated with an antiviral agent. The sector filter 21 is press-fitted and fixed to the cylinder shaft by a rod 22.

The oxygen supply apparatus 3 includes a first tank 31 and a second tank 32 that recover carbon dioxide to generate oxygen. One end of the first can 31 and one end of the second can 32 are hinged to the cover 1, respectively. The first tank 31 is provided with a lithium battery 311, a micro air pump 312, and a reaction tank 314 filled with hydrogen peroxide powder. One end of the micro air pump 312 is communicated with the inner cavity of the cap 1. The other end of the micro air pump 312 penetrates into the reaction tank 314 through an air conduit 313. The reaction tank 314 is provided with an outlet pipe 315 communicating with the inner cavity of the cap 1. The outlet tube 315 is connected to a series of filter cartridges 318 filled with activated carbon. A plurality of heat dissipating copper pipes 319 are circumferentially arranged on the outer wall surface of the first tank 31.

The second tank 32 is provided with a micro liquid oxygen tank 321, an electric pressure reducing valve 322, an extension spring 323 and an end cover 324. One end of the micro liquid oxygen tank 321 is in contact with the end cap 324 through the extension spring 323. The other end of the micro liquid oxygen tank 321 is connected with the inlet of the electric pressure reducing valve 322. The outlet of the electro-pneumatic pressure reducing valve 322 is connected to the inner cavity of the cap 1.

The lid 1 is made of an aluminum alloy. The cover 1 is provided with glass fiber heat insulation cloth. The connecting member 12 is integrated with the cover 1. The sealing ring 11 is made of hollow silica gel, and the cavity is filled with gas. The wall of the air duct 313 is provided with a plurality of through holes 316. The first tank 31 is provided with a switch 317 for controlling an external power supply of the lithium battery 311. Both surfaces of the hollow cylindrical structure are made of mesh sheets. The lithium battery 311 is electrically connected to the micro air pump 312 and the electric pressure reducing valve 322, respectively. The lithium battery 311 is provided with a charge/discharge control circuit 3111 having a USB charging port.

The portable respirator with potential balance and carbon-oxygen exchange comprises a mask suitable for the shape of a nose and a mouth, a filtering device and an oxygen supply device. The cover is provided with a hollow sealing ring made of silica gel. The sealing ring is filled with gas, so that the sealing capability is stronger, and the contraction to users is reduced. The invention provides an effective heating glass fiber cloth which can prevent a user from being burnt. The cover is also provided with a potential balancer for eliminating potential difference and preventing fire caused by static electricity. A plurality of sector filters are stacked in a circumferential direction in a cavity of the filter device. When the pressure in the cover is in a positive pressure state, the filter is pushed out to discharge the hot air. When the pressure in the cover is in a negative pressure state, the filter is closed, and the filtering stage is performed. This maintains filtration efficiency and reduces the temperature within the lid. The oxygen supply apparatus includes a first tank and a second tank. The first canister draws carbon dioxide gas from the cap into the reaction canister, thereby generating oxygen. The second jar sets up liquid oxygen to guarantee the normal use of respirator when first jar oxygen suppliment is not enough. The first liquid storage tank is provided with a switch for controlling the switch of the respirator. Is convenient to use. The novel respirator has the advantages of reasonable and simple structure, convenience in use, small size, light weight, convenience in carrying and the like, and the problem that the traditional respirator is inconvenient to carry and use is effectively solved.

Claims

1. A transportable respirator having potential equalization and carbon-oxygen exchange, comprising: a cap 1 adapted to the shape of the nose and mouth; the oxygen supply device comprises a filtering device 2 and an oxygen supply device 3, wherein a sealing ring 11 is fixedly arranged on the cover 1; the elastic head band 13 is arranged on the connecting piece 12 symmetrically arranged on the cover 1; a potential balancer 14 for balancing the potential of the human body is arranged on the cover 1; one end of the potential balancer 14 is electrically connected with an electrode 15 in the inner cavity of the cover 1; the other end of the potential balancer 14 is grounded through a wire; the electrode 15 is in contact with a human body, and the filtering device 2 is in a hollow cylinder structure communicated with the cover 1; a plurality of fan filters 21 are stacked in the cavity of the filter device 2 in the circumferential direction; the fan filter 21 is coated with activated carbon impregnated with antiviral agent; the sector filter 21 is fixed by a rod 22 pressed into the cylinder shaft; the filtering device 2 is a hollow cylinder structure communicated with the cover 1, and a plurality of fan-shaped filters 21 are stacked in a cavity of the filtering device 2 along the circumferential direction; the sector filter 21 is coated with activated carbon impregnated with antiviral agent; the sector filter 21 is fixed by a rod 22 press-fitted on the cylinder shaft, wherein the oxygen supply apparatus 3 comprises a first tank 31 for recovering carbon dioxide to produce oxygen and a second tank 32; one end of the first can 31 and one end of the second can 32 are hinged with the cover 1 respectively; the first tank 31 is provided with a lithium battery 311, a micro air pump 312 and a reaction tank 314 filled with hydrogen peroxide powder; one end of the micro air pump 312 is communicated with the inner cavity of the cover 1; the other end of the micro air pump 312 penetrates into a reaction tank 314 through an air guide pipe 313, and the reaction tank 314 is provided with an outlet pipe 315 communicated with the inner cavity of the cover 1; the outlet pipe 315 is connected to a series of filter cartridges 318 filled with activated carbon; a plurality of radiation copper pipes 319 are circumferentially arranged on the outer wall surface of the first tank 31, and a micro liquid oxygen tank 321, an electric pressure reducing valve 322, an extension spring 323 and an end cover 324 are arranged in the second tank 32; one end of the micro liquid oxygen tank 321 is contacted with the end cover 324 through the extension spring 323, and the other end of the micro liquid oxygen tank 321 is connected with the inlet of the electric pressure reducing valve 322; the outlet of the electro-pneumatic pressure reducing valve 322 is connected to the inner cavity of the cap 1.

2. Portable respirator with potential balancing and carbon oxygen exchange according to claim 1, wherein the hood 1 is made of an aluminium alloy.

3. Portable respirator with potential balancing and carbon oxygen exchange according to claim 1, characterized in that the cover 1 has a glass fiber cloth for thermal insulation.

4. Portable respirator with potential balancing and carbon oxygen exchange according to claim 1, wherein the connector 12 and the cover 1 are integral.

5. The transportable respirator having latent equilibrium and carbon-oxygen exchange according to claim 1, wherein the sealing ring 11 is made of silica gel having a hollow structure and the cavity is filled with gas.

6. The respirator of claim 1, wherein the airway tube 313 is provided with a plurality of holes 316 in the wall.

7. The transportable respirator with potential equalization and carbon-oxygen exchange of claim 1, wherein the first tank 31 has a switch 317 for controlling the power supply external to the lithium battery 311.

8. The transportable respirator having potential equalization and carbon-oxygen exchange of claim 1, wherein both surfaces of the hollow cylindrical structure are made of mesh sheets.

9. The transportable respirator having potential equalization and carbon-oxygen exchange of claim 1, wherein the lithium battery 311 is electrically connected to the micro air pump 312 and the electro-operated pressure reducing valve 322, respectively; the lithium battery 311 is provided with a charge/discharge control circuit 3111 having a USB charging port.