CN114251770B - Household air dust removal device - Google Patents
Household air dust removal device Download PDFInfo
- Publication number
- CN114251770B CN114251770B CN202111610142.6A CN202111610142A CN114251770B CN 114251770 B CN114251770 B CN 114251770B CN 202111610142 A CN202111610142 A CN 202111610142A CN 114251770 B CN114251770 B CN 114251770B
- Authority
- CN
- China
- Prior art keywords
- dust removal
- ejecting
- fixed
- dust
- fixedly arranged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 title claims abstract description 99
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 229920000742 Cotton Polymers 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 abstract description 10
- 238000004887 air purification Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
Classifications
-
- 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
- F24F8/108—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 using dry filter elements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to the field of air purification, and relates to a household air dust removal device which comprises a shell, wherein a dust removal cavity is formed in the shell, the dust removal device is arranged in the dust removal cavity, a supporting table is fixedly arranged on the side wall of the dust removal cavity, a fixing pipe is fixedly arranged on the supporting table, a cleaning device is arranged in the fixing pipe, an ejecting cavity is formed in the side edge of the shell, an ejecting device is arranged in the ejecting cavity, a sealing cover device is arranged on the side edge of the shell, and an air inlet is formed in the upper side of the shell. The invention can change the position of air blowing, improve the utilization efficiency of air blowing, and simultaneously, after the device stops using, the air outlet is closed, so that dust can not enter the device from the air outlet, the air outlet of the device is kept clean, dust attached to the filter screen can be stripped, the filter screen is prevented from being blocked, dust is collected, the cleaning is convenient, the filter screen can be conveniently fixed and popped up, and the filter screen is convenient to replace.
Description
Technical Field
The invention belongs to the field of air purification, and particularly relates to a household air dust removal device.
Background
As known, air purification is an integral solution for providing sterilization, disinfection, dust and haze reduction, harmful decoration residue removal, peculiar smell removal and the like for various indoor environmental problems, improves living and office conditions, improves physical and mental health, and cleans most of dust in household air purification.
The existing household air purifying device cannot change the position of air blown out and cannot seal the air outlet to prevent dust from entering the air outlet.
Existing household air cleaning devices cannot strip off dust that remains on the filter screen.
The existing household air purifying device is inconvenient to replace a filter screen.
Disclosure of Invention
The invention aims at solving the problems in the prior art, and provides a household air dust removing device which can change the position of air blown out, and simultaneously, after the device stops using, the air outlet is closed, so that dust attached to a filter screen can be stripped off, the filter screen is prevented from being blocked, dust is collected, the cleaning is convenient, the filter screen can be conveniently fixed and popped up, and the filter screen is convenient to replace.
The aim of the invention can be achieved by the following technical scheme: the utility model provides a domestic air dust collector, includes the casing, be equipped with the dust removal chamber in the casing, be equipped with dust collector in the dust removal chamber, dust collector is used for air filtration dust removal and dust's collection, and dust collector is including fixing the fixed plate in the dust removal chamber, the fixed intermittent motor that is equipped with in dust removal chamber downside, the fixed axis of rotation that is equipped with of intermittent motor output, the dust removal chamber lateral wall is fixed to be equipped with the brace table, the brace table with the axis of rotation rotates to be connected, the brace table upside with the fixed plate rotates to be connected, fixed being equipped with the fixed pipe on the brace table, establish cleaning device in the fixed pipe, cleaning device is used for the clearance of filter screen, the casing side is equipped with pops out the chamber, pop out the intracavity and be equipped with and pop out the device, the casing side is equipped with closing cap device, and closing cap device is used for the sealed that the device does not use, the casing upside is equipped with the air intake.
Further, the dust collector is including fixing the fan motor of dust removal chamber upper side wall, the fan motor output is fixed to be equipped with the fan axle, the dust removal chamber upside is fixed to be equipped with the fan board, the fan board with the fan axle rotates to be connected, the epaxial fixed fan that is equipped with of fan, the fan axle downside with the fixed plate rotates to be connected, the casing left and right sides internal fixation is equipped with the spout.
Further, the dust removal chamber lateral wall rotates and is equipped with two collection axles, collect epaxial fixed collecting pipe that is equipped with, the collecting pipe with dust removal chamber lateral wall sliding connection, dust removal chamber with supporting bench sliding connection, dust removal chamber downside is fixed to be equipped with and collects the cover, it is fixed to collect the cover side and be equipped with the collecting piece.
Further, the cleaning device comprises two sliding sheets which are arranged in the fixed pipe in a sliding manner, each sliding sheet is fixedly provided with a sliding block, the sliding blocks are in sliding fit with the fixed pipe, a hairbrush is fixedly arranged on each sliding block, an engagement pipe is fixedly connected between the two sliding sheets, the rotating shaft is rotationally connected with the fixed pipe, a rotating pipe is fixedly arranged on the rotating shaft and is arranged in the fixed pipe, and threads on the rotating pipe are engaged with threaded holes on the engagement pipe.
Further, pop out the device including fixing pop out the piece in the chamber downside, it is equipped with the interior slip that pops out the intracavity and is equipped with and pops out the board to pop out, pop out the board with it is equipped with to pop out the spring to pop out to be connected between the piece, it is equipped with the filter to pop out the chamber upside slip, the fixed elastic cotton that is equipped with of filter downside, the filter is the same hairbrush sliding fit, the fixed piece that pops out that is equipped with on the filter, it is equipped with the stop block to pop out the fixed stop block on the piece, the fixed air switch that is equipped with in the casing outside, the air switch is equipped with the pop out pole in the interior slip, pop out the pole with stop block sliding fit.
Further, the cover sealing device comprises a supporting pipe fixed on the outer side of the shell, a supporting rod is hinged to the supporting pipe, a cover sealing plate is hinged to the side edge of the shell, a supporting block is arranged on the cover sealing plate in a sliding mode, and the supporting block is hinged to the supporting rod.
When air purification and dust removal are needed, the sealing cover plate is firstly opened to the outer side of the device, the filter plate is exposed to the outer side of the device, meanwhile, the supporting block slides to the upper side of the sealing cover plate, so that the supporting rod rotates, meanwhile, the supporting rod supports the sealing cover plate, the hinge part of the sealing cover plate is prevented from being damaged due to overlarge stress, meanwhile, after air purification, the sliding position of the supporting block can be adjusted, the angle of the sealing cover plate is changed, the position of air blowing is changed, the utilization efficiency of air blowing is improved, meanwhile, after the device is stopped, the air outlet is closed, dust cannot enter the device from the air outlet, the air outlet is kept clean, the device air outlet is enabled to be kept clean, the position of air blowing is changed, the utilization efficiency of air blowing is improved, and meanwhile, after the device is stopped in use, the air outlet is closed, dust cannot enter the device from the air outlet is kept clean.
The device is placed on the ground to start the fan motor, drive the fan plate to rotate, make the fan motor rotate, make the air outside the device get into the device through the air intake, in the dust in the filtered air through the filter, intermittent motor starts simultaneously, drive the axis of rotation and rotate, make the pivoted tube rotate, drive the meshing tube meshing and slide from top to bottom, make the slider slide from top to bottom at the fixed tube, make the slider drive the brush slide and get rid of the filtered dust on the filter, clear up the below with the dust, simultaneously the dust gathers in the below after reaching certain gravity, drive the rotation of collecting shaft, make the collecting pipe rotate, make the dust collect at the collection cover, this device can strip off the dust of adhering to and stay on the filter screen, prevent the filter screen jam, and collect the dust, convenient clearance.
After air purification, open air switch for pop-up lever slides to both sides, makes the spring that receives the extrusion pop-up spring pop-up board, and makes the cotton filter of driving of elasticity upwards pop-up, pops up the piece simultaneously and pops up, conveniently takes out the filter, and clears up, and this device can make things convenient for the fixed of filter screen and pop-up, makes things convenient for the change of filter screen.
Drawings
Fig. 1 is a schematic structural view of a household air dust collector.
Fig. 2 is a sectional view taken along the direction A-A in fig. 1.
Fig. 3 is a sectional view in the direction B-B of fig. 1.
Fig. 4 is a sectional view taken along the direction C-C in fig. 2.
Fig. 5 is an enlarged view of the structure at D in fig. 4.
In the figure, 10, a housing; 11. an air switch; 12. an ejector lever; 13. a cover plate; 14. a filter plate; 15. a brush; 16. a support block; 17. a support rod; 18. a chute; 19. elastic cotton; 20. an ejector plate; 21. a spring is ejected; 22. a support tube; 23. ejecting the block; 24. an air inlet; 26. a fan; 27. a fan motor; 28. a fan shaft; 29. a fixing plate; 30. a stopper; 31. a fixed tube; 32. a sliding block; 33. a support table; 34. a rotating shaft; 36. an intermittent motor; 37. ejecting the sheet; 38. a collection pipe; 39. a collection shaft; 40. collecting the sleeve; 41. a collecting sheet; 42. a slide sheet; 43. engaging the tube; 44. a rotary tube; 46. a dust removal cavity; 47. an ejection chamber; 49. a fan plate.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, a household air dust removal device comprises a shell 10, a dust removal cavity 46 is arranged in the shell 10, a dust removal device is arranged in the dust removal cavity 46, the dust removal device is used for air filtration dust removal and dust collection, the dust removal device comprises a fixed plate 29 fixed in the dust removal cavity 46, an intermittent motor 36 is fixedly arranged on the lower side of the dust removal cavity 46, a rotating shaft 34 is fixedly arranged at the output end of the intermittent motor 36, a supporting table 33 is fixedly arranged on the side wall of the dust removal cavity 46, the supporting table 33 is rotationally connected with the rotating shaft 34, the upper side of the supporting table 33 is rotationally connected with the fixed plate 29, a fixed pipe 31 is fixedly arranged on the supporting table 33, a cleaning device is arranged in the fixed pipe 31 and used for cleaning a filter screen, an ejecting cavity 47 is arranged on the side edge of the shell 10, an ejecting device is arranged in the ejecting cavity 47 and used for fixing and ejecting the filter screen, a sealing device is arranged on the side edge of the shell 10 and used for sealing the device which is not used, and an air inlet 24 is arranged on the upper side of the shell 10.
As shown in fig. 1 and 2, the dust removing device comprises a fan motor 27 fixed on the upper side wall of the dust removing cavity 46, a fan shaft 28 is fixedly arranged at the output end of the fan motor 27, a fan plate 49 is fixedly arranged on the upper side of the dust removing cavity 46, the fan plate 49 is rotationally connected with the fan shaft 28, a fan 26 is fixedly arranged on the fan shaft 28, the lower side of the fan shaft 28 is rotationally connected with a fixing plate 29, and sliding grooves 18 are fixedly arranged in the left side and the right side of the shell 10.
As shown in fig. 3, the side wall of the dust removing cavity 46 is rotatably provided with two collecting shafts 39, the collecting shafts 39 are fixedly provided with collecting pipes 38, the collecting pipes 38 are slidably connected with the side wall of the dust removing cavity 46, the dust removing cavity 46 is slidably connected with the supporting table 33, the lower side of the dust removing cavity 46 is fixedly provided with a collecting sleeve 40, and the side edge of the collecting sleeve 40 is fixedly provided with a collecting plate 41.
As shown in fig. 3 and 4, the cleaning device comprises two sliding plates 42 slidably disposed in the fixed tube 31, each sliding plate 42 is fixedly provided with a sliding block 32, the sliding blocks 32 are slidably matched with the fixed tube 31, the sliding blocks 32 are fixedly provided with brushes 15, an engagement tube 43 is fixedly connected between the two sliding plates 42, the rotating shaft 34 is rotatably connected with the fixed tube 31, a rotating tube 44 is fixedly disposed on the rotating shaft 34, the rotating tube 44 is disposed in the fixed tube 31, and threads on the rotating tube 44 are engaged with threaded holes on the engagement tube 43.
As shown in fig. 1 and 2, the ejecting device comprises an ejecting plate 37 fixed in the lower side of the ejecting cavity 47, an ejecting plate 20 is slidably arranged in the ejecting cavity 47, an ejecting spring 21 is connected between the ejecting plate 20 and the ejecting plate 37, a filter plate 14 is slidably arranged on the ejecting cavity 47, elastic cotton 19 is fixedly arranged on the lower side of the filter plate 14, the filter plate 14 is slidably matched with a hairbrush 15, an ejecting block 23 is fixedly arranged on the filter plate 14, a stop block 30 is fixedly arranged on the ejecting block 23, an air switch 11 is fixedly arranged on the outer side of the shell 10, an ejecting rod 12 is slidably arranged in the air switch 11, and the ejecting rod 12 is slidably matched with the stop block 30.
As shown in fig. 1 and 2, the capping device comprises a supporting tube 22 fixed on the outer side of the shell 10, a supporting rod 17 is hinged on the supporting tube 22, a capping plate 13 is hinged on the side edge of the shell 10, a supporting block 16 is slidably arranged on the capping plate 13, and the supporting block 16 is hinged with the supporting rod 17.
When air is required to be purified and dedusted, the cover plate 13 is opened to the outer side of the device, the filter plate 14 is exposed to the outer side of the device, the supporting block 16 slides to the upper side of the cover plate 13, the supporting rod 17 rotates, the supporting rod 17 supports the cover plate 13, the hinge part of the cover plate 13 is prevented from being damaged due to overlarge stress, the sliding position of the supporting block 16 can be adjusted after air is purified, the angle of the cover plate 13 is changed, the position of air blowing is changed, the utilization efficiency of air blowing is improved, meanwhile, after the device is stopped in use, the air outlet is closed, dust cannot enter the device from the air outlet, the air outlet of the device is kept clean, the position of the air blowing can be changed, the utilization efficiency of the air blowing is improved, and meanwhile, after the device is stopped in use, the air outlet is closed, dust cannot enter the device from the air outlet, and the air outlet of the device is kept clean.
The device is placed on the ground, the fan motor 27 is started to drive the fan plate 49 to rotate, so that the fan motor 27 rotates, air outside the device enters the device through the air inlet 24, dust in the air is filtered through the filter plate 14, meanwhile, the intermittent motor 36 is started to drive the rotating shaft 34 to rotate, the rotating tube 44 is driven to rotate, the meshing tube 43 is driven to mesh and slide up and down, the sliding plate 42 slides up and down on the fixed tube 31, the sliding block 32 drives the brush 15 to slide to remove the dust filtered on the filter plate 14, the dust is cleaned to the lower side, meanwhile, after the dust is gathered at the lower side, a certain gravity is achieved, the collecting shaft 39 is driven to rotate, the collecting tube 38 is driven to rotate, the dust is collected in the collecting sleeve 40, and the device can strip the dust attached to the filter screen, prevent the filter screen from being blocked, and collect the dust and is convenient to clean.
When air purification is back, open air switch 11 for pop-up lever 12 slides to both sides, makes the spring 21 that receives the extrusion pop-up spring pop-up board 20, and makes elastic cotton 19 drive filter 14 and upwards pop-up, pops up piece 23 simultaneously and pops up, conveniently takes out filter 14, and carries out the clearance, and this device can make things convenient for the fixed of filter screen and pop-up, makes things convenient for the change of filter screen.
Compared with the prior art, the household air dust removal device has the following advantages:
1. the position that can make the air blow out changes, improves the utilization efficiency that the air was bloied, simultaneously after the device stopped using, seals the air outlet for the dust can not follow the air outlet and get into in the device, makes the device air outlet keep clean and tidy.
2. Can strip off the dust that remains on the filter screen, prevent the filter screen jam to collect the dust, conveniently clear up.
3. Can make things convenient for the fixed and the ejection of filter screen, make things convenient for the change of filter screen.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the invention.
Claims (1)
1. The utility model provides a household air dust collector, includes casing (10), its characterized in that, casing (10) including casing (10), be equipped with dust removal chamber (46) in casing (10), be equipped with dust collector in dust removal chamber (46), dust collector is used for air filtration dust removal and dust collection, and dust collector is including fixing fixed plate (29) in dust removal chamber (46), dust removal chamber (46) downside is fixed to be equipped with intermittent motor (36), intermittent motor (36) output is fixed to be equipped with axis of rotation (34), dust removal chamber (46) lateral wall is fixed to be equipped with brace table (33), brace table (33) with axis of rotation (34) rotate to be connected, brace table (33) upside with fixed plate (29) rotate to be connected, be equipped with fixed pipe (31) on brace table (33), set up cleaning device in fixed pipe (31), cleaning device is used for the clearance of filter screen in dust removal chamber (46), casing (10) side is equipped with pops out chamber (47), pops out device in being equipped with popping out device, popping out device is used for fixed and popping out device, the casing (10) side is equipped with sealing device (24) for sealing up on the side for sealing device (24) is equipped with on the casing;
the dust removing device comprises a fan motor (27) fixed on the upper side wall of the dust removing cavity (46), a fan shaft (28) is fixedly arranged at the output end of the fan motor (27), a fan plate (49) is fixedly arranged on the upper side of the dust removing cavity (46), the fan plate (49) is rotationally connected with the fan shaft (28), a fan (26) is fixedly arranged on the fan shaft (28), the lower side of the fan shaft (28) is rotationally connected with the fixing plate (29), and sliding grooves (18) are fixedly arranged in the left side and the right side of the shell (10);
the dust removal device is characterized in that two collecting shafts (39) are rotationally arranged on the side wall of the dust removal cavity (46), a collecting pipe (38) is fixedly arranged on the collecting shafts (39), the collecting pipe (38) is in sliding connection with the side wall of the dust removal cavity (46), the dust removal cavity (46) is in sliding connection with the supporting table (33), a collecting sleeve (40) is fixedly arranged on the lower side of the dust removal cavity (46), and a collecting sheet (41) is fixedly arranged on the side edge of the collecting sleeve (40);
the cleaning device comprises two sliding sheets (42) which are arranged in the fixed pipe (31) in a sliding manner, each sliding sheet (42) is fixedly provided with a sliding block (32), each sliding block (32) is in sliding fit with the fixed pipe (31), a hairbrush (15) is fixedly arranged on each sliding block (32), an engagement pipe (43) is fixedly connected between the two sliding sheets (42), the rotating shaft (34) is rotationally connected with the fixed pipe (31), a rotating pipe (44) is fixedly arranged on the rotating shaft (34), the rotating pipe (44) is arranged in the fixed pipe (31), and threads on the rotating pipe (44) are engaged with threaded holes on the engagement pipes (43);
the ejecting device comprises an ejecting plate (37) fixed in the lower side of the ejecting cavity (47), an ejecting plate (20) is arranged in the ejecting cavity (47) in a sliding manner, an ejecting spring (21) is connected between the ejecting plate (20) and the ejecting plate (37), a filter plate (14) is arranged on the upper side of the ejecting cavity (47) in a sliding manner, elastic cotton (19) is fixedly arranged on the lower side of the filter plate (14), the filter plate (14) is in sliding fit with the hairbrush (15), an ejecting block (23) is fixedly arranged on the filter plate (14), a stop block (30) is fixedly arranged on the ejecting block (23), an air switch (11) is fixedly arranged on the outer side of the shell (10), an ejecting rod (12) is arranged in the sliding manner in the air switch (11), and the ejecting rod (12) is in sliding fit with the stop block (30).
The sealing cover device comprises a supporting pipe (22) fixed on the outer side of the shell (10), a supporting rod (17) is hinged on the supporting pipe (22), a sealing cover plate (13) is hinged on the side edge of the shell (10), a supporting block (16) is slidably arranged on the sealing cover plate (13), and the supporting block (16) is hinged with the supporting rod (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111610142.6A CN114251770B (en) | 2021-12-27 | 2021-12-27 | Household air dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111610142.6A CN114251770B (en) | 2021-12-27 | 2021-12-27 | Household air dust removal device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114251770A CN114251770A (en) | 2022-03-29 |
| CN114251770B true CN114251770B (en) | 2023-10-13 |
Family
ID=80798048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111610142.6A Active CN114251770B (en) | 2021-12-27 | 2021-12-27 | Household air dust removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114251770B (en) |
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| CN209147348U (en) * | 2018-10-18 | 2019-07-23 | 贵安新区英健科技有限公司 | A kind of fresh air purified scavenger of low-noise energy-saving |
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| CN112090819A (en) * | 2020-09-14 | 2020-12-18 | 嵊州达川雕刻有限公司 | Machine-engraved dust removal device |
| CN212881559U (en) * | 2020-08-19 | 2021-04-06 | 岳阳慧璟新材料科技有限公司 | Molecular sieve air purification device |
| KR102291184B1 (en) * | 2021-02-19 | 2021-08-18 | 한경대학교 산학협력단 | High-efficient thermal recovery ventilation system with improved ultrafine dust removal efficiency and air distribution function |
| CN214009468U (en) * | 2020-10-10 | 2021-08-20 | 苏州金伯莱环保科技有限公司 | Mill of high-efficient washing filter screen uses air purification device |
-
2021
- 2021-12-27 CN CN202111610142.6A patent/CN114251770B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106310819A (en) * | 2016-08-23 | 2017-01-11 | 张萍 | Filtering device for convenient-replacing strainer of atmospheric water generators |
| CN108731151A (en) * | 2018-06-11 | 2018-11-02 | 广州引航者信息科技有限公司 | A kind of energy conservation and environmental protection dedusting ventilation equipment |
| CN209147348U (en) * | 2018-10-18 | 2019-07-23 | 贵安新区英健科技有限公司 | A kind of fresh air purified scavenger of low-noise energy-saving |
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| CN211526636U (en) * | 2020-01-19 | 2020-09-18 | 杭州昂森环保科技有限公司 | Remove haze ventilation integral type environmental protection new trend equipment |
| CN212881559U (en) * | 2020-08-19 | 2021-04-06 | 岳阳慧璟新材料科技有限公司 | Molecular sieve air purification device |
| CN112090819A (en) * | 2020-09-14 | 2020-12-18 | 嵊州达川雕刻有限公司 | Machine-engraved dust removal device |
| CN214009468U (en) * | 2020-10-10 | 2021-08-20 | 苏州金伯莱环保科技有限公司 | Mill of high-efficient washing filter screen uses air purification device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114251770A (en) | 2022-03-29 |
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Effective date of registration: 20230914 Address after: No.22 Qiupu East Road, Renli Town, Shitai County, Chizhou City, Anhui Province, 245199 Applicant after: Shitai Huaxing Trading Co.,Ltd. Address before: 561199 No. 52, Yanhe Road, Pingba County, Anshun City, Guizhou Province Applicant before: Wang Dezhi |
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Denomination of invention: A household air dust removal device Effective date of registration: 20231201 Granted publication date: 20231013 Pledgee: Agricultural Bank of China Limited by Share Ltd. Chizhou branch Pledgor: Shitai Huaxing Trading Co.,Ltd. Registration number: Y2023980068985 |
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