CN112546760A - Air filtering device and filtering method - Google Patents
Air filtering device and filtering method Download PDFInfo
- Publication number
- CN112546760A CN112546760A CN202011383547.6A CN202011383547A CN112546760A CN 112546760 A CN112546760 A CN 112546760A CN 202011383547 A CN202011383547 A CN 202011383547A CN 112546760 A CN112546760 A CN 112546760A
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- China
- Prior art keywords
- water
- air
- filter screen
- device shell
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
- B01D46/46—Auxiliary equipment or operation thereof controlling filtration automatic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
Abstract
The invention discloses an air filtering device and a filtering method, which comprises a device shell, wherein an air inlet pipe is fixedly inserted and connected to the lower part of the left end of the device shell, the middle part of the air inlet pipe is fixedly connected with a one-way valve, the left end of the air inlet pipe is fixedly connected with an air blower, the lower end of an inner cavity of the device shell is fixedly connected with a first filter screen, the lower part of the right end of the device shell is fixedly inserted and connected with a water outlet pipe, the upper part of the inner cavity of the device shell is fixedly connected with a second filter screen, the left end of the inner cavity of the device shell is fixedly connected with a water pumping pipe, the lower end of the water pumping pipe is positioned at the lower end of the first filter screen, the upper. According to the air filtering device, the air filtering method and the air filtering method, water is saved through the water pump structure; through the overall structure of equipment, can effectual automatic mediation filter screen of jam, and increased the filter effect of equipment.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to an air filtering device and a filtering method.
Background
The dust pollution directly threatens the life of people, and particularly, the dust pollution environment can cause various cardiovascular and respiratory diseases and the like. Dust pollution is the biggest to old man, child's influence, and too much dust breeds germ virus easily and is very unfavorable to healthy, also has very big harm to skin health, to the air dust, mainly adopt the filter to reach the purpose of purification, purify the dust through the filter, but current filter inefficiency, the filter screen causes the jam of filter screen easily when the filter screen is used for a long time, make equipment break down, the air purification effect is relatively poor, and difficult maintenance, therefore we have proposed an air filter equipment and filtering method.
Disclosure of Invention
The present invention is directed to an air filtering device and a filtering method to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: an air filtering device and a filtering method comprise a device shell, wherein an air inlet pipe is fixedly inserted and connected to the lower portion of the left end of the device shell, a check valve is fixedly connected to the middle of the air inlet pipe, an air blower is fixedly connected to the left end of the air inlet pipe, a first filter screen is fixedly connected to the lower end of an inner cavity of the device shell, a water outlet pipe is fixedly inserted and connected to the lower portion of the right end of the device shell, a second filter screen is fixedly connected to the upper portion of the inner cavity of the device shell, a water pumping pipe is fixedly connected to the left end of the inner cavity of the device shell, the lower end of the water pumping pipe is located at the lower end of the first filter screen, a water pump is fixedly connected to the upper end of the water pumping pipe, a water outlet at the upper end of the water pump is connected to a water supply tank through a pipeline, a water supply, the right-hand member of second filter screen is connected with trigger device, trigger device includes first spring, connecting hole, connecting rod, spliced pole, second spring, closing plate, seal groove, ejector pin, detection casing and pressure sensor, the fixed grafting in right-hand member upper portion of device casing has the tuber pipe.
A method of filtering an air filtration unit comprising the steps of:
1) injecting water into the device shell through a water supply pipe, enabling the water in the device shell to just flow through the second filter screen, starting the air blower, and pumping external dust air into the device shell through the air blower;
2) after the external air is filtered by the water in the device shell, dust in the air is left in the water, so that the air is filtered again by the second filter screen and then is blown out from the air outlet pipe;
3) after long-time filtration, a large amount of dust exists in water in the device shell, so that meshes of a second filter screen can be blocked, air extracted by the air blower enters the second filter screen of the device shell, the pressure of the space at the lower part of the second filter screen is changed, the pressure pushes the sealing plate to move upwards, the sealing plate moves upwards through the ejector rod, the first spring extrudes the pressure sensor, the pressure sensor transmits data to an upper computer through a wire, the upper computer controls the air blower to stop working, the electromagnetic valve on the water outlet pipe is opened, the water supply pipe supplies water to the water supply cavity, the water pump is started, water at the lower end of the water pump extracting device shell is used for extracting water, and a water outlet nozzle sprays rapid water flow to back flush the second filter screen;
4) and after 5 minutes, the water pump stop work, the delivery pipe stops supplying water for rivers in the device casing are accomplished, then close the solenoid valve on the outlet pipe, and the device casing water injection is given to the rethread delivery pipe, and the water injection volume just overflows the second filter screen, carries out work next time.
Preferably, the inner chamber lower extreme fixedly connected with connecting rod of connecting hole, the upper end fixedly connected with spliced pole of connecting rod, the second spring has been cup jointed on the lateral wall of spliced pole, the upper end fixedly connected with closing plate of spliced pole, the lower extreme outer lane of closing plate is pegged graft in the seal groove through the sealing ring, the upper end middle part fixedly connected with ejector pin of closing plate, the ejector pin passes through the stopper and pegs graft in the inner chamber that detects the casing, the first spring of upper end fixedly connected with of ejector pin, the upper end fixedly connected with pressure sensor of first spring, the initial condition of first spring is natural state.
Preferably, the meshes of the second filter and the first filter are not capable of allowing dust to pass through.
Preferably, the lower end of the water outlet pipe is horizontal to the upper end face of the first filter screen.
Preferably, the water outlet spray heads are provided with a plurality of water outlet spray heads which are uniformly inserted at the lower end of the water supply cavity.
Preferably, the water supply pipe, the water outlet pipe and the pipeline at the upper end of the water pump are all provided with electromagnetic valves.
Compared with the prior art, the invention has the beneficial effects that: according to the air filtering device and the filtering method, a large amount of flushing water sources can be saved through the structure of the water pump, and water is saved; by the structure provided with the trigger device, whether the second filter screen is blocked or not can be effectively detected, and the filter device is prevented from being damaged due to overlarge internal pressure; through the overall structure of equipment, the filter screen that blocks up can effectual automatic mediation, has avoided equipment trouble's emergence, has improved the work efficiency of equipment, and has increased the filter effect of equipment.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 shows a trigger device according to the present invention.
In the figure: the device comprises a device shell 1, an air inlet pipe 2, a check valve 3, a blower 4, a first filter screen 5, a water outlet pipe 6, a second filter screen 7, a water pumping pipe 8, a water pump 9, a water supply tank 10, a water supply cavity 11, a water outlet nozzle 12, a trigger device 13, a first spring 130, a connecting hole 131, a connecting rod 132, a connecting column 133, a second spring 134, a sealing plate 135, a sealing groove 136, a mandril 137, a detection shell 138, a pressure sensor 139, a water supply pipe 14 and a water outlet pipe 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the air filtering device comprises a device shell 1, wherein an air inlet pipe 2 is fixedly inserted into the lower portion of the left end of the device shell 1, an external air inlet of the air inlet pipe 2 is formed, a check valve 3 is fixedly connected to the middle of the air inlet pipe 2, the check valve 3 prevents water from flowing out, an air blower 4 is fixedly connected to the left end of the air inlet pipe 2, the air blower 4 extracts external air, a first filter screen 5 is fixedly connected to the lower end of an inner cavity of the device shell 1, a water outlet pipe 6 is fixedly inserted into the lower portion of the right end of the device shell 1, and the lower end of a water outlet of the water outlet pipe 6 is horizontal to the upper end face of the first filter screen 5. The device casing 1's inner chamber upper portion fixedly connected with second filter screen 7, the mesh of second filter screen 7 and first filter screen 5 all can not make the dust pass through. The device casing 1's inner chamber left end fixedly connected with drinking-water pipe 8, the lower extreme of drinking-water pipe 8 is located the lower extreme of first filter screen 5, the upper end fixedly connected with water pump 9 of drinking-water pipe 8, a large amount of water sources can be practiced thrift to water pump 9, the upper end delivery port of water pump 9 passes through pipe connection feed tank 10, open the inner chamber of feed tank 10 has water supply chamber 11, water supply chamber 11's lower extreme is pegged graft and is had a water spray head 12, water spray head 12 is equipped with a plurality of, the even lower extreme of pegging graft at water supply chamber 11 of water spray head 12. The water supply pipe 14 is fixedly inserted in the middle of the upper end of the water supply cavity 11, the right end of the second filter screen 7 is connected with the trigger device 13, the trigger device 13 comprises a first spring 130, a connecting hole 131, a connecting rod 132, a connecting column 133, a second spring 134, a sealing plate 135, a sealing groove 136, a push rod 137, a detection shell 138 and a pressure sensor 139, the lower end of the inner cavity of the connecting hole 131 is fixedly connected with the connecting rod 132, the upper end of the connecting rod 132 is fixedly connected with the connecting column 133, the outer side wall of the connecting column 133 is sleeved with the second spring 134, the upper end of the connecting column 133 is fixedly connected with the sealing plate 135, the outer ring of the lower end of the sealing plate 135 is inserted in the sealing groove 136 through a sealing ring, the push rod 137 is fixedly connected with the middle of the upper end of the sealing plate 135, the push rod, the upper end of the first spring 130 is fixedly connected with a pressure sensor 139, and the initial state of the first spring 130 is a natural state. An air outlet pipe 15 is fixedly inserted at the upper part of the right end of the device shell 1, and electromagnetic valves are respectively arranged on the water supply pipe 14, the water outlet pipe 6 and the pipeline at the upper end of the water pump 9.
A method of filtering an air filtration unit comprising the steps of:
1) injecting water into the device shell 1 through a water supply pipe 14, enabling the water in the device shell 1 to just flow over the second filter screen 7, starting the air blower 4, and pumping external dust air into the device shell 1 through the air blower 4;
2) after the external air is filtered by the water in the device shell 1, dust in the air is left in the water, so that the air is filtered again by the second filter screen 7 and then is blown out from the air outlet pipe 15;
3) after long-time filtration, a large amount of dust exists in the water in the device shell 1, so that meshes of the second filter screen 7 can be blocked, air extracted by the air blower 4 enters the second filter screen 7 of the device shell 1, the pressure of the space below the second filter screen 7 is changed, so that the pressure pushes the sealing plate 135 to move upwards, the sealing plate 135 moves upwards through the ejector rod 137, so that the first spring 130 extrudes the pressure sensor 139, the pressure sensor 139 transmits data to an upper computer through a wire, the upper computer controls the air blower 4 to stop working, the electromagnetic valve on the water outlet pipe 6 is opened, the water supply pipe 14 supplies water to the water supply cavity 11, the water pump 9 is started, the water pump 9 extracts water at the lower end of the device shell 1, and the water outlet nozzle 12 sprays rapid water flow to back flush the second filter screen 7;
4) and after 5 minutes, the water pump 9 stops working, the water supply pipe 14 stops supplying water, so that the water flow in the device shell 1 is finished, then the electromagnetic valve on the water outlet pipe 6 is closed, the device shell 1 is filled with water through the water supply pipe 14, and the water injection amount just overflows the second filter screen 7 to work next time.
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 (7)
1. An air filter device comprising a device housing (1), characterized in that: an air inlet pipe (2) is fixedly inserted into the lower portion of the left end of a device shell (1), a check valve (3) is fixedly connected to the middle of the air inlet pipe (2), an air blower (4) is fixedly connected to the left end of the air inlet pipe (2), a first filter screen (5) is fixedly connected to the lower end of an inner cavity of the device shell (1), a water outlet pipe (6) is fixedly inserted into the lower portion of the right end of the device shell (1), a second filter screen (7) is fixedly connected to the upper portion of the inner cavity of the device shell (1), a water pumping pipe (8) is fixedly connected to the left end of the inner cavity of the device shell (1), the lower end of the water pumping pipe (8) is located at the lower end of the first filter screen (5), a water pump (9) is fixedly connected to the upper end of the water pumping pipe (8), a water outlet at the upper end of the water pump (9) is connected, the lower extreme of water supply chamber (11) is pegged graft and is had a water spray head (12), the fixed grafting in upper end middle part of water supply chamber (11) has delivery pipe (14), the right-hand member of second filter screen (7) is connected with trigger device (13), trigger device (13) include first spring (130), connecting hole (131), connecting rod (132), spliced pole (133), second spring (134), closing plate (135), seal groove (136), ejector pin (137), detect casing (138) and pressure sensor (139), the fixed grafting in right-hand member upper portion of device casing (1) has air-out pipe (15).
2. A method of filtering an air filtering device according to claim 1 wherein: the method comprises the following steps:
1) injecting water into the device shell (1) through a water supply pipe (14), enabling the water in the device shell (1) to just flow through the second filter screen (7), starting the air blower (4), and pumping external dust air into the device shell (1) through the air blower (4);
2) after the external air is filtered by the water in the device shell (1), dust in the air is left in the water, so that the air is filtered again by the second filter screen (7) and then is blown out from the air outlet pipe (15);
3) after long-time filtration, a large amount of dust can exist in water in the device shell (1), so that meshes of the second filter screen (7) can be blocked, air extracted by the air blower (4) enters the second filter screen (7) of the device shell (1), the pressure of the lower space of the second filter screen (7) is changed, so that the pressure pushes the sealing plate (135) to move upwards, the sealing plate (135) moves upwards through the ejector rod (137), so that the first spring (130) extrudes the pressure sensor (139), the pressure sensor (139) transmits data to an upper computer through a wire, the upper computer controls the air blower (4) to stop working, an electromagnetic valve on the water outlet pipe (6) is opened, a water supply pipe (14) supplies water to the water supply cavity (11), the water pump (9) is started simultaneously, and the water pump (9) extracts moisture at the lower end of the device shell (1), so that the water outlet nozzle (12) sprays rapid water flow to perform back washing on the second filter screen (7);
4) and after 5 minutes, the water pump (9) stops working, the water supply pipe (14) stops supplying water, so that water in the device shell (1) flows out, then the electromagnetic valve on the water outlet pipe (6) is closed, water is injected into the device shell (1) through the water supply pipe (14), and the water injection amount just overflows the second filter screen (7) to work next time.
3. An air filtration device according to claim 1 wherein: inner chamber lower extreme fixedly connected with connecting rod (132) of connecting hole (131), upper end fixedly connected with spliced pole (133) of connecting rod (132), second spring (134) have been cup jointed on the lateral wall of spliced pole (133), the upper end fixedly connected with closing plate (135) of spliced pole (133), the lower extreme outer lane of closing plate (135) is pegged graft in sealing groove (136) through the sealing ring, the upper end middle part fixedly connected with ejector pin (137) of closing plate (135), ejector pin (137) are pegged graft in the inner chamber that detects casing (138) through the stopper, the first spring (130) of upper end fixedly connected with of ejector pin (137), the upper end fixedly connected with pressure sensor (139) of first spring (130), the initial condition of first spring (130) is natural state.
4. An air filtration device according to claim 1 wherein: the meshes of the second filter screen (7) and the first filter screen (5) can not allow dust to pass through.
5. An air filtration device according to claim 1 wherein: the lower end of the water outlet pipe (6) is horizontal to the upper end face of the first filter screen (5).
6. An air filtration device according to claim 1 wherein: the water outlet spray heads (12) are provided with a plurality of water outlet spray heads, and the water outlet spray heads (12) are uniformly inserted at the lower end of the water supply cavity (11).
7. An air filtration device according to claim 1 wherein: and electromagnetic valves are arranged on the water supply pipe (14), the water outlet pipe (6) and the pipelines at the upper end of the water pump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011383547.6A CN112546760A (en) | 2020-12-01 | 2020-12-01 | Air filtering device and filtering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011383547.6A CN112546760A (en) | 2020-12-01 | 2020-12-01 | Air filtering device and filtering method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112546760A true CN112546760A (en) | 2021-03-26 |
Family
ID=75045892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011383547.6A Withdrawn CN112546760A (en) | 2020-12-01 | 2020-12-01 | Air filtering device and filtering method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112546760A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113786684A (en) * | 2021-10-12 | 2021-12-14 | 上海市计量测试技术研究院 | Environment-friendly industrial waste gas purification device |
-
2020
- 2020-12-01 CN CN202011383547.6A patent/CN112546760A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113786684A (en) * | 2021-10-12 | 2021-12-14 | 上海市计量测试技术研究院 | Environment-friendly industrial waste gas purification device |
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Application publication date: 20210326 |
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| WW01 | Invention patent application withdrawn after publication |