CN111412558A - Gas purification method and gas purification apparatus - Google Patents
Gas purification method and gas purification apparatus Download PDFInfo
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- CN111412558A CN111412558A CN202010329155.5A CN202010329155A CN111412558A CN 111412558 A CN111412558 A CN 111412558A CN 202010329155 A CN202010329155 A CN 202010329155A CN 111412558 A CN111412558 A CN 111412558A
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- gas
- box body
- charged particle
- particle generating
- generating device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/90—Cleaning of purification apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/22—Cleaning ducts or apparatus
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
A method of purifying a gas comprising the steps of: the fan pumps the gas into the box body from the air inlet; the particulate matters in the gas are fully collided and combined with the charged particles generated by the charged particle generating device in the box body, so that the volume of the particulate matters is increased; the particles with increased volume are attached to the filter device; the heating device heats the filtering device to sterilize the particles attached to the filtering device; the fan discharges the gas after filtering from the air outlet, so the circulation is carried out, and the indoor gas is continuously purified. The invention also provides a gas purification device, which comprises a box body and a fan, wherein the two sides of the box body are respectively provided with an air inlet and an air outlet, the box body is internally and fixedly provided with a charged particle generating device, a filtering device and a heating device, the charged particle generating device and the filtering device are arranged at intervals, and the distance between the charged particle generating device and the filtering device is more than or equal to 1 m. After the volume of the particulate matter in the gas is increased, the filtering device is convenient to collect the particulate matter, thereby efficiently removing the particulate matter in the gas in a short time and being beneficial to the health of human bodies.
Description
Technical Field
The invention belongs to the field of indoor gas filtration and purification, and particularly relates to a gas purification method and a gas purification device.
Background
Along with the increasing environmental pollution, the technologies and equipment for purifying gas, sterilizing and removing particles are produced, and the existing gas purification methods mainly comprise: fabric filtration, electrostatic precipitation, spin separation, and water washing.
The filterable theory of operation of fabric is that the particulate matter in the main gas makes the non-woven fabrics through raw and other materials such as polypropylene (PP), Polyethylene (PE), Polyacrylonitrile (PAN), Polyimide (PI), Polytetrafluoroethylene (PTFE), polyphenylene sulfide (PPS), glass fiber or aramid fiber, and the particulate matter is attached to on the non-woven fabrics to the mesh of particulate matter is got rid of in the realization, but the effective live time of non-woven fabrics is short, needs frequent change non-woven fabrics, causes the waste of resource easily. The working principle of electrostatic deposition is that the particulate matters in the gas are charged when passing through an electric field, and the charged particles are attracted to a collector electrode, so that the purpose of removing the particulate matters is realized, but the efficiency of electrostatic deposition is low, and the effect of removing the fine particulate matters can be achieved only by long-time deposition. The working principle of the rotary separation is to increase the rotation effect and gravity of the particles in the gas, for example, by increasing the tangential inertia, the particles are separated from the gas by using the centrifugal force, so as to achieve the purpose of removing the particles, but the rotary separation can only separate large particles and can not separate floating fine particles. The theory of operation of washing method is for operating through inertial collision, interception or diffusion to the realization gets rid of the purpose of particulate matter, but the washing method can cause secondary pollution to water, and follow-up still need can discharge out after handling water, leads to with high costs.
Disclosure of Invention
The present invention is directed to overcome the above-mentioned deficiencies of the prior art and to provide a method and an apparatus for purifying a gas.
The invention is realized in such a way that a gas purification method comprises the following steps:
s1: air is pumped into the box body from an air inlet of the box body by using a fan;
s2: the gas in the step S1 passes through the charged particle generating device in the box, and the particulate matters in the gas are fully collided and combined with the charged particles generated by the charged particle generating device in the box, so that the volume of the particulate matters in the gas is increased;
s3: the gas in the step S2 passes through a filter device, and the particulate matter having increased volume is attached to the filter device;
s4: heating the filter device in step S3 by a heating device to sterilize the particulate matter adhering to the filter device;
s5: and (4) discharging the gas filtered in the step S4 from the air outlet of the box body by using the fan, circulating the way and continuously purifying the indoor gas.
Further, the distance between the charged particle generating device and the filtering device is more than or equal to 1 m.
The invention also provides a gas purification device, which comprises a hollow box body and a fan, wherein the left side of the box body is provided with at least one air inlet, the right side of the box body is provided with at least one air outlet, a charged particle generating device, a filtering device and a heating device are fixedly arranged in the box body, the charged particle generating device is arranged close to the inlet and the outlet, the filtering device is arranged close to the air outlet, the charged particle generating device and the filtering device are arranged at intervals, the distance between the charged particle generating device and the filtering device is more than or equal to 1m, the heating device is arranged on the left side of the filtering device at intervals, the fan is arranged in the box body and is close to and opposite to the air inlet, or the fan is arranged in the box body and close to and right against the air outlet, or the fan is arranged outside the box body and close to and right against the air outlet.
Further, a plurality of vertical first baffles arranged at intervals are fixedly arranged on the inner wall of a top plate of the box body, a plurality of vertical second baffles arranged at intervals are fixedly arranged on the inner wall of a bottom plate of the box body, the bottom of each first baffle is arranged at intervals with the bottom plate, the top of each second baffle is arranged at intervals with the top plate, and the first baffles and the second baffles are sequentially and alternately arranged.
Specifically, the charged particle generating device is a glow discharge plasma generating device, a microwave plasma generator, a sliding arc discharge plasma generating device, a radio frequency plasma generator, a direct current corona discharge reactor, a dielectric barrier discharge reactor, or the like.
The gas purification method and the gas purification device provided by the invention have the following technical effects: the distance between the charged particle generating device and the filtering device is more than or equal to 1m, so that the particulate matters (including fine particulate matters) in the gas can be fully collided and combined with the charged particles generated by the charged particle generating device in the box body before the gas is filtered by the filtering device, the volume of the particulate matters (including fine particulate matters) in the gas is increased on the premise that the total mass is unchanged, and the filtering device can collect the particulate matters (including fine particulate matters), thereby efficiently removing the particulate matters (including fine particulate matters) in the gas in a short time, only less fine particulate matters are sucked when a person is in a sealed space using the gas purifying method or the gas purifying device provided by the invention for a long time, the human body health is facilitated, in addition, the effective service time of the invention is long, the filtering device or other parts do not need to be frequently replaced, and in addition, the secondary pollution can not be caused to the environment, the subsequent treatment is not needed, and the cost is low.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a gas purification apparatus according to an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1, a gas purification method provided by an embodiment of the present invention includes the following steps:
s1: air is pumped into the box body 2 from an air inlet 21 of the box body 2 by using the fan 1;
s2: the gas in the step S1 passes through the charged particle generating device 3 in the box 2, and the particulate matter in the gas is fully collided and combined with the charged particles generated by the charged particle generating device 3 in the box 2, so that the volume of the particulate matter in the gas is increased;
s3: the gas in step S2 passes through the filter device 4, and the particulate matter having increased volume is attached to the filter device 4;
s4: heating the filter device 4 in step S3 with the heating device 5 to sterilize the particulate matter adhering to the filter device 4;
s5: and (4) exhausting the gas filtered in the step (S4) from the air outlet 22 of the box body 2 by using the fan 1, circulating the steps and continuously purifying the indoor gas.
Specifically, the distance between the charged particle generating device 3 and the filter device 4 is not less than 1 m.
The embodiment of the invention also provides a gas purification device, which comprises a hollow box body 2 and a fan 1, wherein the left side of the box body 2 is provided with at least one air inlet 21, the right side of the box body 2 is provided with at least one air outlet 22, a charged particle generating device 3, a filtering device 4 and a heating device 5 are fixedly arranged in the box body 2, the charged particle generating device 3 is arranged close to the inlet and outlet 21, the filtering device 4 is arranged close to the air outlet 22, the charged particle generating device 3 and the filtering device 4 are arranged at intervals, the distance between the charged particle generating device 3 and the filtering device 4 is more than or equal to 1m, the heating device 5 is arranged at the left side of the filtering device 4 and is arranged at intervals, the fan 1 is arranged in the box body 2 and is close to and opposite to the air inlet 21, or the fan 1 is arranged in the box body 2 and is close.
Further, 23 inner walls of roof of box 2 have set firmly first baffle 6 that a plurality of vertical and interval set up, 24 inner walls of bottom plate of box 2 set firmly in a plurality of vertical and interval set up second baffle 7, the bottom and the 24 interval of bottom plate of first baffle 6 set up, the top and the 23 interval of roof of second baffle 7 set up, first baffle 6 and second baffle 7 set up in proper order in turn, form a snakelike route, make the particulate matter in the gas can combine with the electrified particle that electrified particle generating device 3 produced in box 2 abundant collision in snakelike route, thereby make the volume of particulate matter further increase, so that filter equipment 4 collects the particulate matter, improve the efficiency of getting rid of particulate matter in the gas.
Specifically, the charged particle generating device 3 is a glow discharge plasma generating device, a microwave plasma generator, a sliding arc discharge plasma generating device, a radio frequency plasma generator, a direct current corona discharge reactor, a dielectric barrier discharge reactor, or the like.
The working principle of the gas purification device provided by the invention is as follows: the fan 1 pumps the gas into the box body 2 from the air inlet 21 of the box body 2; when the gas passes through the charged particle generating device 3 in the box body 2, the distance between the charged particle generating device 3 and the filtering device 4 is more than or equal to 1m, so that the particulate matters in the gas can be fully collided and combined with the charged particles generated by the charged particle generating device 3 in the box body 2, and the volume of the particulate matters (including fine particulate matters) in the gas is increased; under the action of the fan 1, when the gas passes through the filter device 4, the particles with increased volume are attached to the filter device 4; at the same time, the heating device 5 heats the filtering device 4, and the particulate matter attached to the filtering device 4 is sterilized; then, the fan 1 discharges the filtered gas from the air outlet 22 of the box body 2; the circulation is performed, so that the indoor gas is continuously purified.
The gas purification method and the gas purification device provided by the invention have the following technical effects: the distance between the charged particle generating device 3 and the filtering device 4 is more than or equal to 1m, so that the particulate matters (including fine particulate matters) in the gas can be fully collided and combined with the charged particles generated by the charged particle generating device 3 in the box body 2 before the gas is filtered by the filtering device 4, the volume of the particulate matters (including fine particulate matters) in the gas is increased under the premise that the total mass is unchanged, the filtering device 4 can collect the particulate matters (including fine particulate matters), and the particulate matters (including fine particulate matters) in the gas can be efficiently removed in a short time, so that when a person is in a sealed space using the gas purifying method or the gas purifying device provided by the invention for a long time, only a small amount of fine particulate matters are sucked, the health of the human body is facilitated, the effective service time of the invention is long, the filtering device or other components do not need to be frequently replaced, and in, the method does not cause secondary pollution to the environment, does not need to carry out treatment subsequently and has low cost.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (5)
1. A method of purifying a gas, comprising the steps of:
s1: air is pumped into the box body from an air inlet of the box body by using a fan;
s2: the gas in the step S1 passes through the charged particle generating device in the box, and the particulate matters in the gas are fully collided and combined with the charged particles generated by the charged particle generating device in the box, so that the volume of the particulate matters in the gas is increased;
s3: the gas in the step S2 passes through a filter device, and the particulate matter having increased volume is attached to the filter device;
s4: heating the filter device in step S3 by a heating device to sterilize the particulate matter adhering to the filter device;
s5: and (4) discharging the gas filtered in the step S4 from the air outlet of the box body by using the fan, circulating the way and continuously purifying the indoor gas.
2. The gas cleaning method according to claim 1, wherein the distance between the charged particle generating means and the filtering means is not less than 1 m.
3. A gas purification device is characterized by comprising a hollow box body and a fan, wherein the left side of the box body is provided with at least one air inlet, the right side of the box body is provided with at least one air outlet, a charged particle generating device, a filtering device and a heating device are fixedly arranged in the box body, the charged particle generating device is arranged close to the inlet and the outlet, the filtering device is arranged close to the air outlet, the charged particle generating device and the filtering device are arranged at intervals, the distance between the charged particle generating device and the filtering device is more than or equal to 1m, the heating device is arranged on the left side of the filtering device at intervals, the fan is arranged in the box body and is close to and opposite to the air inlet, or the fan is arranged in the box body and close to and right against the air outlet, or the fan is arranged outside the box body and close to and right against the air outlet.
4. The gas purification device according to claim 3, wherein a plurality of first vertical baffles are fixed on the inner wall of the top plate of the box body, the first vertical baffles are arranged at intervals, a plurality of second vertical baffles are fixed on the inner wall of the bottom plate of the box body, the bottom of each first baffle is arranged at intervals with the bottom plate, the top of each second baffle is arranged at intervals with the top plate, and the first baffles and the second baffles are sequentially arranged alternately.
5. The gas cleaning apparatus according to claim 3, wherein the charged particle generating device is a glow discharge plasma generating device, a microwave plasma generator, a sliding arc discharge plasma generating device, a radio frequency plasma generator, a DC corona discharge reactor, a dielectric barrier discharge reactor, or the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010329155.5A CN111412558A (en) | 2020-04-23 | 2020-04-23 | Gas purification method and gas purification apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010329155.5A CN111412558A (en) | 2020-04-23 | 2020-04-23 | Gas purification method and gas purification apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN111412558A true CN111412558A (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010329155.5A Pending CN111412558A (en) | 2020-04-23 | 2020-04-23 | Gas purification method and gas purification apparatus |
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| CN (1) | CN111412558A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811077A (en) * | 2020-07-20 | 2020-10-23 | 珠海格力电器股份有限公司 | Air purifier |
| CN113757891A (en) * | 2021-09-23 | 2021-12-07 | 李光会 | Liquid filtration type plasma air purifier and air purification method |
| CN114183869A (en) * | 2021-10-26 | 2022-03-15 | 中南民族大学 | Purify comprehensive safe new trend filter equipment |
-
2020
- 2020-04-23 CN CN202010329155.5A patent/CN111412558A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811077A (en) * | 2020-07-20 | 2020-10-23 | 珠海格力电器股份有限公司 | Air purifier |
| CN111811077B (en) * | 2020-07-20 | 2022-05-03 | 珠海格力电器股份有限公司 | Air purifier |
| CN113757891A (en) * | 2021-09-23 | 2021-12-07 | 李光会 | Liquid filtration type plasma air purifier and air purification method |
| CN114183869A (en) * | 2021-10-26 | 2022-03-15 | 中南民族大学 | Purify comprehensive safe new trend filter equipment |
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