CN215388300U - Self-cleaning air filtering device - Google Patents
Self-cleaning air filtering device Download PDFInfo
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- CN215388300U CN215388300U CN202021203934.2U CN202021203934U CN215388300U CN 215388300 U CN215388300 U CN 215388300U CN 202021203934 U CN202021203934 U CN 202021203934U CN 215388300 U CN215388300 U CN 215388300U
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- self
- filtration device
- filter screen
- air filtration
- cleaning air
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a self-cleaning air filter device, which comprises: the casing, casing are equipped with two openings, and at least one opening part is equipped with the filter screen, be equipped with dust collector in the casing, dust collector includes the dust removal box, establishes the wind chamber in the dust removal box, and the wind chamber is equipped with the fan, and the dust removal box is equipped with the wind gap, wind gap and wind chamber UNICOM. The hoisting position of the device from the roof is not limited. The filter screen of the fresh air equipment can be cleaned without manual work.
Description
Technical Field
The utility model relates to an accessory of a fresh air device, in particular to a self-cleaning air filtering device.
Background
In recent years, due to the development of the communication industry, base stations are widely used as interface systems for mobile devices to access the internet or perform voice communication, and often, in order to ensure the communication quality in a certain area, the base stations are usually required to be installed at multiple points. In order to achieve the communication service function of the base station, a large number of electronic devices are needed, air conditioning equipment is generally arranged in the base station to ensure the normal work of the electronic devices of the base station, and a fresh air device is generally arranged in the base station to reduce the energy consumption of the air conditioner at the same time, so that the temperature of the base station is controlled in spring or autumn and at night under the condition of low outdoor temperature. However, the installation area of the base station is dispersed, the number is huge, the environment is complex, the air inlet filter screen is often blocked by the fresh air equipment, the base station is generally unattended, a specially-assigned person needs to replace or clean the filter screen regularly, and if the replacement or cleaning work is not timely, the air inlet amount of the fresh air device is insufficient, so that the working temperature of the base station is too high, and the normal communication work is affected. And the existing fresh air device also has the problems that the manual cleaning of the filtering device is troublesome and the labor intensity of the cleaning work is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-cleaning air filtering device, which aims at overcoming the defects that a filter screen of fresh air equipment does not need to be cleaned manually.
The object of the present invention is achieved by a structure including: the casing, casing are equipped with two openings, and at least one opening part is equipped with the filter screen, be equipped with dust collector in the casing, dust collector includes the dust removal box, establishes the wind chamber in the dust removal box, and the wind chamber is equipped with the fan, and the dust removal box is equipped with the wind gap, wind gap and wind chamber UNICOM.
When the filter screen is located the outside of casing and dust collector is located the inboard of filter screen, the wind gap is towards the filter screen and the fan is to the air cavity air supply, makes the air current blow through the wind gap outwards.
When the filter screen is located the inboard of casing and dust collector is located the outside of filter screen, the wind gap is towards filter screen and fan follow wind intracavity convulsions, makes the air current draw the air inlet chamber through the wind gap.
The tuyere is a tapered tuyere.
When the two openings of the shell are both provided with filter screens, the two sides of the dust removal box are both provided with air ports, and a partition plate is arranged in the dust removal box to divide the air cavity into a front air cavity and a rear air cavity; or the air port positioned at the front side of the dust removing box is a front air port, and the air port positioned at the rear side of the dust removing box is a rear air port; or the front air port faces the filter screen at the outer side of the shell, and the rear air port faces the filter screen at the inner side of the shell; or the front air port is a tapered air port.
The partition board is provided with a partition board air port, the fan is a dust collector fan, an air inlet of the fan is located in the rear air cavity, and an air outlet of the fan is located at the partition board air port.
The filtering precision of the filter screen on the outer side of the shell is smaller than that of the filter screen on the inner side of the shell.
The filter screen is provided with a rotary driving device; or the rotation driving device comprises a rotating shaft which is connected with the driving device.
The fan is a dust collector fan; or one end of the fan extends out of the shell, and the extended fan is provided with a fan cover.
One of the two openings is an oblique opening; or one side of the housing may be inclined downward.
A gas pressure sensor is arranged on the inner side of the filter screen; or the gas pressure sensor is connected with a controller, and the controller is connected with the fan; or the rotation driving device is connected with the controller.
According to the utility model, the dust removal device arranged on one side of the filter screen blows or/and sucks sundries attached to the filter screen, so that the purpose of cleaning the filter screen is achieved, the filter screen does not need to be cleaned manually, the filter screen is effectively cleaned conveniently, and the labor intensity of cleaning is reduced. Secondly, the filter screen is provided with a rotary driving device so as to be convenient for cleaning the surface of the whole filter screen. Thirdly, the dust removal device is provided with the gas pressure sensor and the controller, and the gas pressure sensor is used for collecting air circulation data, so that the controller controls the opening of the dust removal device.
Drawings
Fig. 1 is a perspective view of an embodiment 1 of the present invention, fig. 2 is a sectional view of the embodiment 1 of the present invention, fig. 3 is a schematic view of air flow during cleaning work of the embodiment 1 of the present invention, fig. 4 is an enlarged view of a rear side of a dust removing device of the embodiment 1 of the present invention, and fig. 5 is an enlarged view of a front side of the dust removing device of the embodiment 1 of the present invention.
Detailed Description
As shown in fig. 1, embodiment 1 of the present invention includes: the longitudinal section of the shell 1 is circular, the shell 1 is provided with two openings, one side of the shell inclines downwards, and the opening of the shell on the inclined side is an inclined opening. The shell 1 with one side inclined and the inclined opening are adopted to prevent rainwater from permeating into the device or the fresh air device when raining.
As shown in fig. 2, 3, 4 and 5, the two openings of the casing are both provided with a filter screen, and the filter precision of the casing outside filter screen 2 is less than the filter precision of the casing inside filter screen 3, and the filter screen includes: the filter screen outside the shell adopts a metal net as the filter material, and the filter screen inside the shell adopts a polyurethane net as the filter material. Be equipped with dust collector 4 in the casing 1 in the middle of two filter screens, dust collector 4 includes: the dust removal box 401, dust removal box 401 establishes the wind chamber in, and the wind chamber is equipped with fan 402. The two sides of the dust removing box 401 are provided with air ports, the air port positioned at the outer side of the dust removing box is a front air port 403, and the air port positioned at the inner side of the dust removing box is a rear air port 404. A partition plate 405 is arranged in the dust removing box to divide the air cavity into a front air cavity 406 and a rear air cavity 407, a front air opening 403 is communicated with the front air cavity 406, a rear air opening 404 is communicated with the rear air cavity 407, the front air opening 403 faces the shell outer side filter screen 2, the rear air opening 404 faces the shell inner side filter screen 3, and a partition plate air opening 408 is arranged on the partition plate 405. The front tuyere 406 is a tapered tuyere to increase the wind speed and thus increase the cleaning ability. The fan 402 is a vacuum cleaner fan, an air inlet of the fan 402 is located in the rear air chamber 407, an air outlet of the fan 402 is located at the partition air opening 408, and after the fan 402 is started, air in the rear air chamber 407 is drawn out through the air inlet of the fan and then is sent into the front air chamber 406 through the air outlet of the fan. One end of the fan 402 extends out of the housing 1 and is provided with a fan cover 409, so that the fan occupies less space in the dust box.
Casing outside filter screen 2 and the inboard filter screen 3 of casing all are equipped with pivot 5, two pivots 5 are connected through universal joint 6, and one of them pivot 5 passes through gear 7 and connects drive arrangement 8, drive arrangement 8 is the rotary driving motor, drive arrangement 8 is rotatory simultaneously through gear 7 transmission casing outside filter screen 2 and the inboard filter screen 3 of casing, and dust collector constantly blows dirt to the casing outside filter screen that passes, carry out the dust absorption to the casing inside filter screen, thereby make dust collector can clear away the whole surperficial attachment homoenergetic of casing outside filter screen and the inboard filter screen of casing in the casing, and not only can only clear away the casing outside filter screen around dust collector's the preceding wind gap and the inboard filter screen of casing around the back wind gap.
The inner side of the filter screen at the outer side of the shell is provided with a gas pressure sensor, and the gas pressure sensor is connected with a controller. The controller is a microcomputer controller, the controller compares the air inlet pressure detected by the air pressure sensor with a preset value, and when the air inlet pressure detected by the air pressure sensor is lower than the preset value, the controller starts the driving device and the fan to work to clean the filter screen on the outer side of the shell and the attachments on the filter screen on the inner side of the shell.
As shown in FIG. 3, when the present invention is used for cleaning, the controller starts the fan and the driving device, the driving device drives the filter screen on the outer side of the housing and the filter screen on the inner side of the housing to rotate simultaneously, and the fan draws air from the rear air chamber, so that the dust attached to the filter screen on the inner side of the housing flows along with the air and enters the rear air chamber 407 through the rear air opening, and then the air mixed with the dust enters the front air chamber 406 through the partition air opening 408, and then blows the air to the filter screen on the outer side of the housing through the front air opening, and blows away large particle attachments such as catkin attached to the filter screen on the outer side of the housing, thereby cleaning the filter screens on both sides of the filtering device.
The illustrated embodiment 2 of the present invention includes: the casing longitudinal section is circular, and the casing is equipped with two openings, and the opening part in the casing outside is equipped with the filter screen, in the casing the inboard of filter screen is equipped with dust collector, and dust collector includes the dust removal box, establishes the wind chamber in the dust removal box, and the wind chamber is equipped with the fan, and the dust removal box is equipped with the wind gap, wind gap and wind chamber UNICOM, and the wind gap is towards filter screen and fan to the wind chamber air supply, makes the air current blow through the wind gap outwards. The filter screen includes: the filter screen outside the shell adopts a metal net as the filter material. The air port is a tapered air port to improve the air outlet speed and increase the cleaning capability. The casing outside filter screen is equipped with the pivot, and gear connection drive arrangement is passed through in the pivot, and drive arrangement is rotation driving motor, and drive arrangement passes through the rotation of gear drive casing outside filter screen, and dust collector constantly blows the dirt to the casing outside filter screen that passes to make dust collector can clear away the attached crop homoenergetic on the whole surface of casing outside filter screen, and not only can clear away the filter screen around the wind gap.
The illustrated embodiment 3 of the present invention includes: the casing longitudinal section is circular, and the casing is equipped with two openings, and the inboard opening part of casing is equipped with the filter screen, in the casing the outside of filter screen is equipped with dust collector, and dust collector includes the dust removal box, establishes the wind chamber in the dust removal box, and the wind chamber is equipped with the fan, and the dust removal box is equipped with the wind gap, wind gap and wind chamber UNICOM, wind gap towards filter screen and fan follow wind intracavity convulsions, make the air current pass through the wind gap and attract the air inlet chamber. The fan is a dust collector fan. The filter screen includes: the filter screen outside the shell adopts a metal net as the filter material. The inboard filter screen of casing is equipped with the pivot, and gear connection drive arrangement is passed through in the pivot, and drive arrangement is rotation driving motor, and drive arrangement passes through the inboard filter screen rotation of gear drive casing, and dust collector constantly blows the dirt to the inboard filter screen of casing that passes to make dust collector can clear away the attached crop homoenergetic on the whole surface of the inside filter screen of casing, and not only can clear away the filter screen around the wind gap.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention, and it is to be understood that various modifications to the disclosed embodiments may be made and that the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, any technical solutions that are the same as or similar to the present embodiment fall within the scope of the present invention.
Claims (31)
1. A self-cleaning air filtration device comprising: casing, casing are equipped with two openings, and at least one opening part is equipped with filter screen, its characterized in that: the dust removal device is arranged in the shell and comprises a dust removal box, an air cavity is formed in the dust removal box, a fan is arranged in the air cavity, an air opening is formed in the dust removal box, and the air opening is communicated with the air cavity.
2. A self-cleaning air filtration device as claimed in claim 1 wherein: when the filter screen is located the outside of casing and dust collector is located the inboard of filter screen, the wind gap is towards the filter screen and the fan is to the air cavity air supply, makes the air current blow through the wind gap outwards.
3. A self-cleaning air filtration device as claimed in claim 1 wherein: when the filter screen is located the inboard of casing and dust collector is located the outside of filter screen, the wind gap is towards filter screen and fan follow wind intracavity convulsions, makes the air current draw the air inlet chamber through the wind gap.
4. A self-cleaning air filtration device as claimed in any one of claims 1 to 3 wherein: the tuyere is a tapered tuyere.
5. A self-cleaning air filtration device as claimed in claim 1 wherein: when two openings of the shell are provided with filter screens, air openings are formed in two sides of the dust removal box, and a partition plate is arranged in the dust removal box to divide the air cavity into a front air cavity and a rear air cavity.
6. A self-cleaning air filtration device as claimed in claim 5 wherein: the air port positioned on the outer side of the dust removal box is a front air port, and the air port positioned on the inner side of the dust removal box is a rear air port.
7. A self-cleaning air filtration device as claimed in claim 6 wherein: the front air opening faces the filter screen on the outer side of the shell, and the rear air opening faces the filter screen on the inner side of the shell.
8. A self-cleaning air filtration device as claimed in claim 6 or claim 7 wherein: the front air inlet is a tapered air inlet.
9. A self-cleaning air filtration device as claimed in claim 5, 6 or 7 wherein: the partition board is provided with a partition board air port, the fan is a dust collector fan, an air inlet of the fan is located in the rear air cavity, and an air outlet of the fan is located at the partition board air port.
10. A self-cleaning air filtration device as claimed in claim 5, 6 or 7 wherein: the filtering precision of the filter screen on the outer side of the shell is smaller than that of the filter screen on the inner side of the shell.
11. A self-cleaning air filtration device as claimed in claim 1, 2, 3, 5, 6 or 7 wherein: the fan is a dust collector fan.
12. A self-cleaning air filtration device as claimed in claim 1, 2, 3, 5, 6 or 7 wherein: one end of the fan extends out of the shell, and a fan cover is arranged on the extended fan.
13. A self-cleaning air filtration device as claimed in claim 1, 2, 3, 5, 6 or 7 wherein: the filter screen is provided with a rotary driving device.
14. A self-cleaning air filtration device as claimed in claim 9 wherein: the filter screen is provided with a rotary driving device.
15. A self-cleaning air filtration device as claimed in claim 13 wherein: the rotary driving device comprises a rotating shaft, and the rotating shaft is connected with the driving device.
16. A self-cleaning air filtration device as claimed in claim 14 wherein: the rotary driving device comprises a rotating shaft, and the rotating shaft is connected with the driving device.
17. A self-cleaning air filtration device as claimed in claim 1, 2, 3, 5, 6, 7, 14, 15 or 16 wherein: one of the two openings is an oblique opening.
18. A self-cleaning air filtration device as claimed in claim 9 wherein: one of the two openings is an oblique opening.
19. A self-cleaning air filtration device as claimed in claim 13 wherein: one of the two openings is an oblique opening.
20. A self-cleaning air filtration device as claimed in claim 1, 2, 3, 5, 6, 7, 14, 15, 16, 18 or 19 wherein: one side of the housing is inclined downward.
21. A self-cleaning air filtration device as claimed in claim 9 wherein: one side of the housing is inclined downward.
22. A self-cleaning air filtration device as claimed in claim 13 wherein: one side of the housing is inclined downward.
23. A self-cleaning air filtration device as claimed in claim 17 wherein: one side of the housing is inclined downward.
24. A self-cleaning air filtration device as recited in claim 1, 2, 3, 5, 6, 7, 14, 15, 16, 18, 19, 21, 22 or 23, wherein: and a gas pressure sensor is arranged on the inner side of the filter screen.
25. A self-cleaning air filtration device as claimed in claim 9 wherein: and a gas pressure sensor is arranged on the inner side of the filter screen.
26. A self-cleaning air filtration device as claimed in claim 13 wherein: and a gas pressure sensor is arranged on the inner side of the filter screen.
27. A self-cleaning air filtration device as claimed in claim 17 wherein: and a gas pressure sensor is arranged on the inner side of the filter screen.
28. A self-cleaning air filtration device as claimed in claim 24 wherein: the gas pressure sensor is connected with the controller, and the controller is connected with the fan.
29. A self-cleaning air filtration device according to claim 25, 26 or 27 wherein: the gas pressure sensor is connected with the controller, and the controller is connected with the fan.
30. A self-cleaning air filtration device as claimed in claim 13 wherein: the rotation driving device is connected with the controller.
31. A self-cleaning air filtration device as claimed in claim 14 wherein: the rotation driving device is connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021203934.2U CN215388300U (en) | 2020-06-28 | 2020-06-28 | Self-cleaning air filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021203934.2U CN215388300U (en) | 2020-06-28 | 2020-06-28 | Self-cleaning air filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215388300U true CN215388300U (en) | 2022-01-04 |
Family
ID=79636119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021203934.2U Active CN215388300U (en) | 2020-06-28 | 2020-06-28 | Self-cleaning air filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215388300U (en) |
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2020
- 2020-06-28 CN CN202021203934.2U patent/CN215388300U/en active Active
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