CN115069048A - Domestic air dust collector - Google Patents
Domestic air dust collector Download PDFInfo
- Publication number
- CN115069048A CN115069048A CN202211002578.1A CN202211002578A CN115069048A CN 115069048 A CN115069048 A CN 115069048A CN 202211002578 A CN202211002578 A CN 202211002578A CN 115069048 A CN115069048 A CN 115069048A
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- CN
- China
- Prior art keywords
- shell
- fixedly connected
- filter screen
- outer peripheral
- piece
- 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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Classifications
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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
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
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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
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
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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
- F24F8/108—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
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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
- F24F8/80—Self-contained air purifiers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a household air dust removal device, which comprises a shell, a suction fan arranged at the bottom end of the inner side wall of the shell, and a driving motor fixedly arranged at the center of the upper surface of the shell, a rotatable dust removal filtering component is vertically arranged at the axis inside the shell, a concentration cylinder is arranged between the dust removal filtering component and the suction fan, the top end of the concentration cylinder is communicated with the dust removal filtering component, the bottom end of the concentration cylinder is communicated with the suction fan, the domestic air dust removal device can ensure that the retaining column can slide inwards when the filter screen is blocked by arranging the retaining column, the filter screen and the driving part, thereby promoting the driving part to drive the filter screen to rotate ninety degrees, then promoting the filter screen to bounce off the dust on the outer side surface through the instant rebounding of the baffle column, therefore, the personnel do not need to manually clean the dust on the filter screen, and the use of the dust cleaner can be greatly facilitated for the personnel.
Description
Technical Field
The invention relates to the technical field of air dust removal, in particular to a household air dust removal device.
Background
With the improvement of the living standard of people, the requirements of people on the living quality are higher and higher. Good living environment requires a good air environment in addition to the beauty of home decoration. However, in most areas in recent years, air quality is poor, so that most of the households are provided with an air dust removal device.
For example, the invention relates to the technical field of air purification, and discloses a household air dust removal device with the application number of CN201710655367.0, which comprises a first cylinder, wherein a fixed rod is fixedly arranged on the right side of an inner cavity of the cylinder, a cross rod is fixedly arranged between the fixed rod and the left side of the inner cavity of the first cylinder, a second cylinder is fixedly arranged in the center of the right side of the fixed rod, a third cylinder is arranged inside the second cylinder, clamping grooves are respectively formed in the top and the bottom of the inner cavity of the second cylinder, the right end of the third cylinder penetrates through the right side of the second cylinder and extends to the right side of the second cylinder, and a first filter plate is fixedly arranged at one end, positioned outside the second cylinder, of the third cylinder; when the first filter plate is disassembled, only the handle needs to be pulled, and the clamping block and the clamping groove are separated through a series of elements, so that the disassembly can be completed.
Although the device can filter the air, the filter screen needs to be cleaned or replaced manually and regularly by personnel, so that the device is very inconvenient for the personnel to use.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a household air dust removal device, which solves the problems in the background technology.
The technical scheme of the invention is as follows:
in order to achieve the purpose, the invention is realized by the following technical scheme: a household air dust removing device comprises a shell, a suction fan arranged at the bottom end of the inner side wall of the shell, and a driving motor fixedly arranged at the center of the upper surface of the shell, wherein a rotatable dust removing and filtering component is vertically arranged at the axis inside the shell, a concentration barrel is arranged between the dust removing and filtering component and the suction fan, the top end of the concentration barrel is communicated with the dust removing and filtering component, the bottom end of the concentration barrel is communicated with the suction fan, the dust removing and filtering component comprises a baffle fixedly connected to the bottom of the inner side wall of the shell, a baffle ring fixedly connected to the upper part of the inner side wall of the shell, and an inner barrel rotatably connected between the baffle ring and the baffle, the inner side wall of the inner barrel is uniformly provided with a plurality of baffle posts capable of moving towards the axis, a filter screen is arranged between two adjacent baffle posts, the outer peripheral surface of the shell is oppositely provided with an air inlet, and the outer peripheral surface of the inner barrel is uniformly provided with four air inlets, two dropping openings are formed in the upper surface of the baffle plate in an opposite mode, and a driving part capable of driving the inner barrel of the shell to indirectly rotate is arranged in the center of the upper surface of the shell.
Optionally, the even fixedly connected with quantity of inner tube inside wall is the same with the fixed cylinder piece of filter screen, the last fixed surface of fixed cylinder piece connects the interior roof at the inner tube, the lower fixed surface of fixed cylinder piece connects on the baffle, the inner wall sliding connection of fixed cylinder piece has flexible piece, the extension spring that one side fixedly connected with one end that flexible piece is close to the inner tube inside wall set up on the inner tube, bumping post fixed connection is close to one side of stirring the piece at flexible piece, bumping post outer peripheral face fixedly connected with cardboard, the top of fixed cylinder piece internal face and the equal fixedly connected with closing plate in bottom.
Optionally, the drive part is including rotating the pivot of connection at top surface center in the shell, rotating the connection and stabilizing the post at roof center in the inner tube, with two drive guide posts of sliding connection in stabilizing the post down, be provided with the hoisting part between inner tube upper surface and the roof in the shell, just it runs through the closing plate on inner tube and upper portion to stabilize the post, the bottom fixedly connected with of drive guide post dials the piece, dial a plurality of one ends of the even fixedly connected with of piece outer peripheral face and can collude the couple piece of cardboard, sliding connection is in the pivot about the top of drive guide post.
Optionally, the lifting component comprises a lifting guide plate fixedly connected to the inner wall of the baffle ring and a driving auxiliary block connected to the outer peripheral surface of the driving guide column in a vertical sliding manner, the outer peripheral surface of the driving auxiliary block is fixedly connected with a lifting power plate, the lower surface of the lifting power plate is fixedly connected with an auxiliary power plate with one end butted against the lifting guide plate, and one end of the upper surface of the lifting power plate is fixedly connected with a spring arranged on the inner wall of the shell.
Optionally, both ends are all fixedly connected with elastic webbing about the filter screen, just one side that the filter screen was kept away from to the elastic webbing is all fixedly connected on the closing plate that corresponds with it.
Optionally, the opening of the bottom end of the concentration cylinder is horn-shaped, two sliding openings are uniformly formed in the bottom of the outer peripheral surface of the shell, and the outer peripheral surface of the shell is provided with a collection box for covering the sliding openings.
Advantageous effects
The invention provides a household air dust removal device, which has the following beneficial effects:
this domestic air dust collector, through bumping post, filter screen and driver part's setting, can make the filter screen when the condition of taking place to block up, the bumping post can inwards slide to make driver part can drive the filter screen and rotate ninety degrees, later through bumping post resilience in the twinkling of an eye, can make the filter screen bounce off the dust on the lateral surface, consequently personnel need not manually clear up the dust on the filter screen, thereby can make things convenient for personnel to use greatly.
Drawings
FIG. 1 is a schematic cross-sectional view of the front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a partial schematic view of the bottom end of the housing of the present invention;
FIG. 4 is a schematic view of the construction of the lift guide plate of the present invention;
FIG. 5 is a schematic view of the filter net, the bumping post and the elastic band of the present invention;
FIG. 6 is a schematic top view of a stabilizing column according to the present invention.
In the figure: 1. a housing; 2. an inner barrel; 3. an air inlet; 4. a sealing plate; 5. fixing the cylinder block; 6. a telescopic block; 7. a tension spring; 8. a bumping post; 9. a shifting block; 10. a drop port; 11. a hook block; 12. clamping a plate; 13. driving the guide post; 14. a concentration cylinder; 15. an air outlet; 16. a suction fan; 17. a slide-down port; 18. a stabilization post; 19. an elastic band; 20. a baffle plate; 21. a baffle ring; 22. a filter screen; 23. lifting the power plate; 24. lifting the guide plate; 25. a spring; 26. a collection box; 27. a base.
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.
Referring to fig. 1 to 6, the present invention provides a technical solution: a household air dust removing device comprises a shell 1, a suction fan 16 arranged at the bottom end of the inner side wall of the shell 1, and a driving motor fixedly arranged at the center of the upper surface of the shell 1, wherein a motor fixing box is arranged on the upper surface of the shell 1, the driving motor is arranged in the motor fixing box, a base 27 is fixedly connected with the bottom end of the shell 1, a rotatable dust removing and filtering component is vertically arranged at the axis position inside the shell 1, a concentration barrel 14 is arranged between the dust removing and filtering component and the suction fan 16, the top end of the concentration barrel 14 is communicated with the dust removing and filtering component, the bottom end of the concentration barrel 14 is communicated with the suction fan 16, therefore, when the suction fan 16 works, air can be sucked from the dust removing and filtering component, the dust removing and filtering component comprises a baffle plate 20 fixedly connected with the bottom of the inner side wall of the shell 1, a baffle ring 21 fixedly connected with the upper part of the inner side wall of the shell 1, and an inner barrel 2 rotatably connected between the baffle plate 21 and the baffle plate 20, a plurality of retaining columns 8 capable of moving towards the axis of the inner cylinder 2 are uniformly arranged on the inner side wall of the inner cylinder 2, a filter screen 22 is arranged between every two adjacent retaining columns 8, the outer peripheral surface of the shell 1 is provided with an air inlet 3 oppositely, the outer peripheral surface of the inner cylinder 2 is provided with four air inlets 3 uniformly, therefore, when the suction fan 16 works, outside air passes through the filter screen 22 from the air inlet 3 and then enters the suction fan 16 from the concentration cylinder 14, and then is discharged to the outside of the shell 1 through the suction fan 16, meanwhile, the inner wall of the air inlet 3 on the shell 1 is provided with a decorative grid plate, the upper surface of the baffle plate 20 is provided with two dropping openings 10 oppositely, the center of the upper surface of the shell 1 is provided with a driving part capable of driving the inner cylinder 2 to rotate indirectly, and the retaining columns 8 can slide inwards when the filter screen 22 is blocked through the arrangement of the retaining columns 8, the filter screen 22 and the driving part, thereby make driving part can drive filter screen 22 and rotate ninety degrees, later through bumping post 8 springback in the twinkling of an eye, can make filter screen 22 bounce off the dust on the lateral surface, consequently personnel need not clear up the dust on the filter screen 22 manually to can make things convenient for personnel to use greatly.
The inner side wall of the inner cylinder 2 is uniformly and fixedly connected with fixed cylinder blocks 5 the number of which is the same as that of the filter screens 22, the upper surface of each fixed cylinder block 5 is fixedly connected on the inner top wall of the inner cylinder 2, the lower surface of each fixed cylinder block 5 is fixedly connected on the baffle 20, two dropping openings 10 are oppositely arranged on the upper surface of the baffle plate 20, so when the filter screen 22 drops dust on the baffle plate 20, can fall on the concentration cylinder 14 through the falling port 10, the inner wall of the fixed cylinder block 5 is connected with a telescopic block 6 in a sliding way, one side of the telescopic block 6 close to the inner side wall of the inner cylinder 2 is fixedly connected with a tension spring 7 with one end arranged on the inner cylinder 2, the bumping post 8 is fixedly connected with one side of the telescopic block 6 close to the shifting block 9, consequently setting through extension spring 7 can, can make bumping post 8 kick-back in the twinkling of an eye, the outer peripheral face fixedly connected with cardboard 12 of bumping post 8, the top and the equal fixedly connected with closing plate 4 in bottom of the 5 inside walls of fixed bobbin block.
The driving part comprises a rotating shaft which is rotatably connected with the center of the inner top surface of the shell 1, a stabilizing column 18 which is rotatably connected with the center of the inner top wall of the inner barrel 2, and two driving guide columns 13 which are connected with the lower sliding part in the stabilizing column 18, the top end of the rotating shaft is fixedly connected with the driving shaft of the driving motor, therefore, when the motor works, the rotating shaft can be driven to rotate, a lifting part is arranged between the upper surface of the inner barrel 2 and the inner top wall of the shell 1, and the stabilizing column 18 penetrates through the inner barrel 2 and the upper sealing plate 4, wherein the upper sealing plate 4 is provided with an upper sealing plate and a lower sealing plate 4, the upper sealing plate 4 is provided with the lower sealing plate 4, the center of the upper surface of the lower sealing plate 4 is provided with an air outlet 15 communicated with the concentration barrel 14, the bottom ends of the driving guide columns 13 are fixedly connected with a poking block 9, the peripheral surface of the poking block 9 is uniformly and fixedly connected with a plurality of hook blocks 11, one end of which can hook the clamping plate 12, sliding connection about the top of drive guide post 13 is in the pivot, consequently when the pivot rotates, can drive guide post 13 and rotate to drive guide post 13 can drive and dial piece 9 and rotate, dials the rotation of piece 9 and can take couple piece 11 to rotate under the special circumstances, thereby couple piece 11 can take bumping post 8 to rotate, consequently can make filter screen 22 take place to rotate.
The lifting part comprises a lifting guide plate 24 fixedly connected on the inner wall of the retaining ring 21 and a driving auxiliary block connected on the outer peripheral surface of the driving guide column 13 in a vertical sliding manner, wherein the outer peripheral surface of the lifting guide plate 24 is uniformly and fixedly connected with a plurality of auxiliary fixing rods with one ends arranged on the inner wall of the retaining ring 21, the lifting guide plate 24 is movably connected with the stabilizing column 18, the outer peripheral surface of the driving auxiliary block is fixedly connected with a lifting power plate 23, the lower surface of the lifting power plate 23 is fixedly connected with an auxiliary power plate with one end abutting against the lifting guide plate 24, the shape of the lifting guide plate 24 is shown in figure 4, therefore, when the driving guide column 13 rotates to drive the driving auxiliary block to rotate, the lifting power plate 23 can drive the auxiliary power plate to rotate, and when the auxiliary power plate rotates, the driving auxiliary block can be driven to move up and down through the arrangement of the lifting guide plate 24, thereby drive and dial piece 9 and reciprocate, and promote the last fixed surface of power plate 23 and be connected with one end and set up spring 25 on shell 1 inner wall, consequently promote power plate 23 when the downstream, through spring 25's setting, can make and promote power plate 23 and can strike the reseing downwards in the twinkling of an eye.
The equal fixed connection in both ends has elastic webbing 19 about filter screen 22, and elastic webbing 19 keeps away from filter screen 22's the equal fixed connection in one side on the closing plate 4 that corresponds with it, and elastic webbing 19's axial both ends all set up on the bumping post 8 that corresponds with it simultaneously to can form sealedly between filter screen 22 and the closing plate 4.
The opening of a 14 bottom of a concentrated section of thick bamboo is tubaeform, and two landing mouths 17 have been seted up to the bottom of shell 1 outer peripheral face is even, and the shell 1 outer peripheral face is provided with the collection box 26 that is used for cladding landing mouth 17, and consequently the dust that falls on a concentrated section of thick bamboo 14 can enter into to collecting the box 26 in from landing mouth 17, consequently personnel only need regularly to collect box 26 clear up can.
To sum up, when the household air dust removing device is used, indoor air enters the housing 1 from the air inlet 3 and then is exhausted from the suction fan 16 to the outside of the housing 1 through the filter screen 22, but when the filter screen 22 is blocked by dust to a certain extent, because the suction fan 16 continuously sucks air, negative pressure is formed in a space enclosed by the filter screen 22, the filter screen 22 pulls the blocking post 8 to move inwards, so that the blocking plate 12 can move along with the blocking post 8, when the shifting block 9 moves downwards, the impact generated by the spring 25 can cause the hook block 11 to fall from the top and be blocked in the blocking plate 12, so that the abrasion between the hook block 11 and the blocking plate 12 can be prevented (because if the hook block 11 normally moves and is blocked with the blocking plate 12, the connection between the hook block and the blocking plate cannot be directly blocked, and a large mechanical efficiency generates friction, thereby all can produce wearing and tearing to couple piece 11 and cardboard 12), when couple piece 11 drives cardboard 12 and rotates ninety degrees, dial piece 9 and can move down in the twinkling of an eye and reset again to bumping post 8 can also can reset in the twinkling of an eye through the setting of extension spring 7, thereby can drag filter screen 22, consequently can make the dust on the filter screen 22 bounce and fall, thereby can reach the purpose that the clearance dust blockked up filter screen 22.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a domestic air dust collector, includes shell (1), sets up suction fan (16) in shell (1) inside wall bottom, with the driving motor of fixed mounting at shell (1) upper surface center, its characterized in that: the dust removal filter component is characterized in that a rotatable dust removal filter component is vertically arranged at the inner axis of the shell (1), a concentration barrel (14) is arranged between the dust removal filter component and a suction fan (16), the top end of the concentration barrel (14) is communicated with the dust removal filter component, the bottom end of the concentration barrel (14) is communicated with the suction fan (16), the dust removal filter component comprises a baffle (20) fixedly connected to the bottom of the inner side wall of the shell (1), a baffle ring (21) fixedly connected to the upper portion of the inner side wall of the shell (1), and an inner barrel (2) rotatably connected between the baffle ring (21) and the baffle (20), a plurality of baffle columns (8) capable of moving towards the axis are uniformly arranged on the inner side wall of the inner barrel (2), a filter screen (22) is arranged between two adjacent baffle columns (8), the outer peripheral surface of the shell (1) is oppositely provided with an air inlet (3), and four air inlets (3) are uniformly provided on the outer peripheral surface of the inner barrel (2), two dropping openings (10) are formed in the upper surface of the baffle (20) in an opposite mode, and a driving part capable of driving the inner barrel (2) of the shell (1) to indirectly rotate is arranged in the center of the upper surface of the shell.
2. A domestic air dedusting apparatus as set forth in claim 1, wherein: the utility model discloses a setting up inner tube (2) inner wall, including inner tube (2), the even fixedly connected with quantity of inner wall and filter screen (22) the same fixed cylinder piece (5), the last fixed surface of fixed cylinder piece (5) connects the interior roof at inner tube (2), the lower fixed surface of fixed cylinder piece (5) connects on baffle (20), the inner wall sliding connection of fixed cylinder piece (5) has flexible piece (6), one side fixedly connected with one end that flexible piece (6) are close to inner tube (2) inner wall sets up extension spring (7) on inner tube (2), bumping post (8) fixed connection is close to one side of stirring piece (9) in flexible piece (6), bumping post (8) outer peripheral face fixedly connected with cardboard (12), the top and the equal fixedly connected with closing plate (4) in bottom of fixed cylinder piece (5) internal face.
3. A domestic air dedusting apparatus as set forth in claim 1, wherein: the utility model discloses a cardboard, including the top surface center in shell (1) pivot, rotation connection in shell (1) top surface center stabilize post (18), with two drive guide post (13) of sliding connection in stabilizing post (18) down, be provided with lifting means between the roof in inner tube (2) upper surface and shell (1), just stabilize post (18) and run through inner tube (2) and closing plate (4) on upper portion, the bottom fixedly connected with of drive guide post (13) dials movable block (9), dial a plurality of one ends of the even fixedly connected with of movable block (9) outer peripheral face and can collude couple piece (11) of cardboard (12), sliding connection is in the pivot about the top of drive guide post (13).
4. A domestic air dedusting apparatus as set forth in claim 3, wherein: promote the part including fixed connection promote deflector (24) on fender ring (21) inner wall, with about the supplementary piece of drive of sliding connection on drive guide post (13) outer peripheral face, the outer peripheral face fixedly connected with of the supplementary piece of drive promotes power board (23), promote the lower fixed surface of power board (23) and be connected with the supplementary power board of one end butt on promoting deflector (24), just promote spring (25) that the last fixed surface of power board (23) one end set up on shell (1) inner wall.
5. A domestic air dedusting apparatus as set forth in claim 1, wherein: equal fixedly connected with elastic webbing (19) in both ends about filter screen (22), just one side that filter screen (22) were kept away from in elastic webbing (19) is equal fixedly connected on closing plate (4) that corresponds with it.
6. A domestic air dedusting apparatus as set forth in claim 1, wherein: the opening of a concentrated section of thick bamboo (14) bottom is tubaeform, two landing hole (17) have evenly been seted up to the bottom of shell (1) outer peripheral face, just shell (1) outer peripheral face is provided with collection box (26) that are used for cladding landing hole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211002578.1A CN115069048A (en) | 2022-08-22 | 2022-08-22 | Domestic air dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211002578.1A CN115069048A (en) | 2022-08-22 | 2022-08-22 | Domestic air dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115069048A true CN115069048A (en) | 2022-09-20 |
Family
ID=83245016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211002578.1A Pending CN115069048A (en) | 2022-08-22 | 2022-08-22 | Domestic air dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115069048A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620252A (en) * | 2020-12-09 | 2021-04-09 | 黄友平 | Heat exchanger for cleaning dust and preventing filter screen from being blocked |
| CN214247607U (en) * | 2020-12-21 | 2021-09-21 | 博勒流体科技(杭州)有限公司 | Circulating filtering mechanism for vacuum pump |
| CN216841982U (en) * | 2022-01-08 | 2022-06-28 | 江西箭冠科技有限公司 | Air filter |
| CN114870528A (en) * | 2022-06-14 | 2022-08-09 | 潘国栋 | Fixed pollution source waste gas dust removal dust collector |
-
2022
- 2022-08-22 CN CN202211002578.1A patent/CN115069048A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620252A (en) * | 2020-12-09 | 2021-04-09 | 黄友平 | Heat exchanger for cleaning dust and preventing filter screen from being blocked |
| CN214247607U (en) * | 2020-12-21 | 2021-09-21 | 博勒流体科技(杭州)有限公司 | Circulating filtering mechanism for vacuum pump |
| CN216841982U (en) * | 2022-01-08 | 2022-06-28 | 江西箭冠科技有限公司 | Air filter |
| CN114870528A (en) * | 2022-06-14 | 2022-08-09 | 潘国栋 | Fixed pollution source waste gas dust removal dust collector |
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