CN114712972A - Air purification dust collector for construction - Google Patents
Air purification dust collector for construction Download PDFInfo
- Publication number
- CN114712972A CN114712972A CN202210363542.XA CN202210363542A CN114712972A CN 114712972 A CN114712972 A CN 114712972A CN 202210363542 A CN202210363542 A CN 202210363542A CN 114712972 A CN114712972 A CN 114712972A
- Authority
- CN
- China
- Prior art keywords
- driving
- filter screen
- shell
- air
- cavity
- 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.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/06—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an air purification and dust removal device for building construction, which comprises a shell, a partition plate, a first filter screen, an installation box, a driving assembly, a stirring piece, a first filter screen, a storage cavity, a dust removal cavity and a transmission assembly, wherein a dust suction pump arranged on an air inlet pipe sucks air to be purified into the shell through a dust suction head, and gas in the dust removal cavity continuously flows into the storage cavity.
Description
Technical Field
The invention relates to an air purification and dust removal device, in particular to an air purification and dust removal device for building construction.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and can also be said to be the process of changing various lines on the design drawing into a real object in a designated place; the existing air purification device can not thoroughly remove dust in the air, the dust removal effect is unsatisfactory, and the dust removal efficiency is low, so that the air purification and dust removal device for building construction needs to be designed to solve the problem.
Disclosure of Invention
The invention aims to provide an air purification and dust removal device for building construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an air purification and dust removal device for building construction comprises a shell, wherein an air inlet pipe is arranged on the shell and is rotatably connected with the shell, a dust suction pump is arranged on the air inlet pipe, and a dust suction head is arranged on the air inlet pipe;
the partition plate is arranged in the shell and divides the shell into a storage cavity and a dust removing cavity, and activated carbon is placed in the storage cavity;
the first filter screen is arranged on the partition board, and the partition board is provided with an installation groove for installing the first filter screen;
the filter screen comprises a mounting box, a first filter screen and a second filter screen, wherein a treatment cavity is formed in the mounting box, the second filter screen is arranged in the treatment cavity, a connecting pipe is arranged on the mounting box, one end of the connecting pipe is connected with the storage cavity, the other end of the connecting pipe is connected with the treatment cavity, and a one-way valve is arranged on the connecting pipe;
a drive assembly mounted on the housing;
the stirring piece is arranged in the placing cavity and is connected with the stirring piece;
and one end of the transmission assembly is connected with the driving assembly, and the other end of the transmission assembly is connected with the air inlet pipe.
As a further scheme of the invention: the driving assembly comprises a driving piece, and the driving piece is arranged on the shell;
the driving piece is used for driving the driving shaft to rotate, and the stirring piece is installed on the driving shaft.
As a further scheme of the invention: the transmission assembly comprises a driven shaft, and the driven shaft is rotationally connected with the shell;
one end of the connecting unit is connected with the driving shaft, and the other end of the connecting unit is connected with the driven shaft;
and one end of the connecting mechanism is connected with the driven shaft, and the other end of the connecting mechanism is connected with the air inlet pipe.
As a further scheme of the invention: a cleaning brush is arranged on one side of the first filter screen;
and the reciprocating assembly is used for driving the cleaning brush to move in a reciprocating manner.
As a further scheme of the invention: the reciprocating assembly comprises a mounting plate, and a driving part is mounted on the mounting plate;
a half gear connected with a driving part;
the rotating shaft is rotatably connected with the shell, a matching gear is arranged on the rotating shaft, and the gear is intermittently meshed with the semi-gear;
the winding drum is arranged on the rotating shaft;
one end of the connecting rope is connected with the winding drum, and the other end of the connecting rope is connected with the cleaning brush;
and one end of the elastic component is connected with the cleaning brush, and the other end of the elastic component is connected with the side wall of the shell.
As a further scheme of the invention: the elastic component can be a spring or elastic rubber.
As a further scheme of the invention: the electromagnetic dust absorption pump is arranged in the dust removal cavity.
Compared with the prior art, the invention has the beneficial effects that: the dust suction pump arranged on the air inlet pipe sucks air to be purified into the shell through the dust suction head, the air in the dust removal cavity continuously flows into the storage cavity, in the process, the first installed filter screen can preliminarily filter dust in the air, the gas entering the storage cavity is contacted with the activated carbon, the activated carbon further removes dust from the gas and can remove harmful gases, the installed driving assembly drives the stirring piece to rotate, the activated carbon is fully mixed with the air, the dust and the harmful gases in the air are thoroughly adsorbed, the quality of air purification is improved, the driving assembly drives the transmission assembly to rotate, the transmission assembly drives the air inlet pipe to rotate, the air inlet pipe drives the dust suction head arranged on the air inlet pipe to rotate when rotating, and further the dust suction head can continuously rotate in the air purification process to purify and filter the air at multiple positions, the practicality of device has been promoted greatly, and the gas through active carbon treatment passes through the connecting pipe and enters into the process chamber, and the second filter screen of installing in the process chamber filters the air once more, and the air after the filtration is through installing the blast pipe discharge on the install bin.
Drawings
Fig. 1 is a schematic structural diagram of an air purification and dust removal device for building construction.
Fig. 2 is a side view of the spindle.
Fig. 3 is a connection diagram of a half gear and a full gear.
In the figure: 1. a housing; 2. a dust collection head; 4. a dust suction pump; 5. an air inlet pipe; 6. a connecting mechanism; 7. a driven shaft; 8. a connection unit; 9. the electromagnetic suction dust rod; 10. connecting ropes; 11. a half gear; 12. a mating gear; 13. cleaning a brush; 14. an elastic member; 15. a first filter screen; 16. a stirring member; 17. a drive shaft; 18. a storage chamber; 19. a drive member; 20. a connecting pipe; 21. a treatment chamber; 22. a second filter screen; 24. a reel; 25. a rotating shaft; 26. a drive member.
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 to 3, as an embodiment of the present invention, an air purifying and dust removing device for building construction includes a housing 1, an air inlet pipe 5 is installed on the housing 1, the air inlet pipe 5 is rotatably connected to the housing 1, a dust suction pump 4 is installed on the air inlet pipe 5, and a dust suction head 2 is installed on the air inlet pipe 5;
the partition plate is arranged in the shell 1, the shell 1 is divided into a storage cavity 18 and a dust removing cavity by the partition plate, and activated carbon is placed in the storage cavity 18;
the first filter screen 15 is mounted on the partition board, and a mounting groove for mounting the first filter screen 15 is formed in the partition board;
the filter screen device comprises a mounting box, a first filter screen 22 and a second filter screen, wherein a processing cavity 21 is formed in the mounting box, the second filter screen 22 is installed in the processing cavity 21, a connecting pipe 20 is installed on the mounting box, one end of the connecting pipe 20 is connected with a storage cavity 18, the other end of the connecting pipe 20 is connected with the processing cavity 21, and a one-way valve is installed on the connecting pipe 20;
a drive assembly mounted on the housing 1;
the stirring piece 16 is installed in the placing cavity, and the stirring piece 16 is connected with the stirring piece 16;
and one end of the transmission component is connected with the driving component, and the other end of the transmission component is connected with the air inlet pipe 5.
In this embodiment, the air inlet pipe 5 is rotatably connected with the casing 1, the air inlet pipe 5 is provided with the dust suction pump 4, the air inlet pipe 5 is provided with the dust suction head 2, the dust suction pump 4 arranged on the air inlet pipe 5 sucks air to be purified into the casing 1 through the dust suction head 2, the air in the dust removal chamber continuously flows into the storage chamber 18, in the process, the installed first filter screen 15 can preliminarily filter dust in the air, the air entering the storage chamber 18 is contacted with the activated carbon, so that the activated carbon further removes dust from the air and can remove harmful gases, the installed driving assembly drives the stirring piece 16 to rotate, the activated carbon and the air are fully mixed, the dust and the harmful gases in the air are thoroughly adsorbed, the quality of purifying the air is improved, the driving assembly drives the transmission assembly to operate, the transmission assembly drives the air inlet pipe 5 to rotate, intake pipe 5 drives the dust absorption head 2 of installing in intake pipe 5 when rotating and rotates, and then can be at the in-process to air purification, rotation that dust absorption head 2 can not stop, purify the air of a plurality of positions and filter, the practicality of device has been promoted greatly, the gas of handling through the active carbon enters into treatment chamber 21 through connecting pipe 20, the second filter screen 22 of installing in treatment chamber 21 filters the air once more, the air after the filtration is through installing the blast pipe discharge on the install bin.
As an embodiment of the present invention, the driving assembly includes a driving member 19, and the driving member 19 is mounted on the housing 1;
a driving shaft 17, the driving member 19 is used for driving the driving shaft 17 to rotate, and the stirring member 16 is arranged on the driving shaft 17.
In this embodiment, driving piece 19 is used for driving drive shaft 17 to rotate, and stirring 16 installs on drive shaft 17, and driving piece 19 drives drive shaft 17 and rotates, and drive shaft 17 rotates and then drives stirring 16 of installing in storing chamber 18 and stir the active carbon for active carbon and air mixing are abundant, and is thorough with some dust and harmful gas absorption in the air, promote the quality to air purification.
Further, the driving member 19 may be a stepping motor or a servo motor, etc., and will not be described in detail herein.
As an embodiment of the present invention, the transmission assembly includes a driven shaft 7, and the driven shaft 7 is rotatably connected with the housing 1;
a connecting unit 8, wherein one end of the connecting unit 8 is connected with the driving shaft 17, and the other end of the connecting unit 8 is connected with the driven shaft 7;
and one end of the connecting mechanism 6 is connected with the driven shaft 7, and the other end of the connecting mechanism 6 is connected with the air inlet pipe 5.
In this embodiment, driven shaft 7 rotates with casing 1 to be connected, coupling unit 8 one end is connected with drive shaft 17, and the other end is connected with driven shaft 7, 6 one end of coupling mechanism is connected with driven shaft 7, and the other end is connected with intake pipe 5, and drive shaft 17 rotates to drive and drives driven shaft 7 through coupling unit 8 and rotate, and driven shaft 7 dwang passes through coupling mechanism 6 and drives intake pipe 5 and rotate, and intake pipe 5 drives the dust absorption head 2 of installing in intake pipe 5 when rotating and rotates, and then can be at air purification's in-process, the rotation that dust absorption head 2 can not stop, purify the filtration to the air of a plurality of positions, the practicality of device has been promoted greatly.
Further, the connecting unit 8 and the connecting mechanism 6 may be a pulley, a gear set, or the like, and will not be described in detail.
As an embodiment of the present invention, an elastic member 14 is installed at one side of the first filter 15;
and the reciprocating component is used for driving the elastic component 14 to reciprocate.
In this embodiment, the reciprocating component is installed to drive the elastic component 14 to reciprocate, so that the first filter screen 15 can be prevented from being blocked, the efficiency of air purification is improved, and the practicability of the device is greatly improved.
As an embodiment of the present invention, the reciprocating assembly includes a mounting plate on which a driving part 26 is mounted;
a half gear 11, the half gear 11 being connected to a drive member 26;
the rotating shaft 25 is rotatably connected with the shell 1, a matching gear 12 is mounted on the rotating shaft 25, and the gear is intermittently meshed with the half gear 11;
a spool 24, said spool 24 mounted on a spindle 25;
one end of the connecting rope 10 is connected with the winding drum 24, and the other end of the connecting rope 10 is connected with the cleaning brush 13;
and one end of the elastic component 14 is connected with the cleaning brush 13, and the other end of the elastic component 14 is connected with the side wall of the shell 1.
In this embodiment, a driving part 26 is installed on the mounting plate, the half gear 11 is connected with the driving part 26, the rotating shaft 25 is rotatably connected with the housing 1, a matching gear 12 is installed on the rotating shaft 25, the gear is intermittently meshed with the half gear 11, the winding drum 24 is installed on the rotating shaft 25, one end of the connecting rope 10 is connected with the winding drum 24, the other end of the connecting rope is connected with the cleaning brush 13, one end of the elastic part 14 is connected with the elastic part 14, the other end of the elastic part is connected with the side wall of the housing 1, the driving part 26 drives the half gear 11 to rotate, the half gear 11 drives the full gear to rotate when being meshed with the full gear, the full gear drives the winding drum 24 installed on the rotating shaft 25 to rotate, the winding drum 24 rotates to wind the connecting rope 10, the connecting rope 10 drives the cleaning brush 13 to move the first filter screen 15 to one side to clean the connecting rope 10 when being wound, the connecting rope 10 stretches the elastic part 14, when the half gear 11 and the full gear are disengaged, the cleaning brush 13 connected with the half gear is driven to move to the other side under the action of the elastic part 14, and meanwhile, the connecting rope 10 is driven to reset, so that the first filter screen 15 can be continuously cleaned by the cleaning brush 13 repeatedly, and the influence of filter screen blockage on dust removal efficiency is avoided.
Further, the driving member 26 may be a stepping motor, a servo motor, or the like, and is not specifically described herein.
As an embodiment of the present invention, the elastic member may be a spring or an elastic rubber.
In this embodiment, the elastic component may be a spring, or may be elastic rubber, and a spring is preferably used, when the half gear 11 is disengaged from the full gear, the connection rope 10 is driven to return under the action of the spring, and then the elastic component 14 is driven to continuously reciprocate through the cooperation of the half gear 11 and the full gear, so as to clean the first filter screen 15.
As an embodiment of the invention, the electromagnetic dust suction rod 9 is also included, and the electromagnetic dust suction pump 4 is arranged in the dust removal cavity.
In this embodiment, the dust collection pump 4 is installed to remove dust from the air entering the dust collection chamber, so that part of dust in the air is adsorbed, and the quality of air purification is improved.
The working principle of the invention is as follows: the dust suction pump 4 installed on the air inlet pipe 5 sucks air to be purified into the shell 1 through the dust suction head 2, the air in the dust removal cavity continuously flows into the storage cavity 18, in the process, the installed first filter screen 15 can primarily filter dust in the air, the air entering the storage cavity 18 is contacted with the activated carbon, the activated carbon further removes dust from the air and can remove some harmful gases, the driving part 19 drives the driving shaft 17 to rotate, the driving shaft 17 rotates and further drives the stirring part 16 installed in the storage cavity 18 to stir the activated carbon, so that the activated carbon and the air are fully mixed, some dust and harmful gases in the air are thoroughly adsorbed, the quality of air purification is improved, the driving part 26 drives the half gear 11 to rotate, the half gear 11 drives the full gear to rotate when being meshed with the full gear when rotating, the full gear rotates to drive the winding drum 24 installed on the rotating shaft 25 to rotate, 24 rotations of reel and then carry out the rolling to connecting rope 10, connect rope 10 and drive clearance brush 13 when the rolling and clear up to one side removal first filter screen 15 on the one hand, the tensile elastomeric element 14 of rope 10 is connected to on the other hand, when half gear 11 and full gear break away from the meshing, drive clearance brush 13 of being connected with it under elastomeric element 14's effect and remove to the opposite side, it resets to drive connection rope 10 simultaneously, so relapse can realize that clearance brush 13 is continuous to clear up first filter screen 15, avoid the filter screen to block up the efficiency that influences the dust removal.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An air purification and dust removal device for building construction comprises a shell, and is characterized in that an air inlet pipe is mounted on the shell, the air inlet pipe is rotatably connected with the shell, a dust suction pump is mounted on the air inlet pipe, and a dust suction head is mounted on the air inlet pipe;
the partition plate is arranged in the shell and divides the shell into a storage cavity and a dust removing cavity, and activated carbon is placed in the storage cavity;
the first filter screen is arranged on the partition board, and an installation groove for installing the first filter screen is formed in the partition board;
the filter screen comprises a mounting box, a first filter screen and a second filter screen, wherein a treatment cavity is formed in the mounting box, the second filter screen is arranged in the treatment cavity, a connecting pipe is arranged on the mounting box, one end of the connecting pipe is connected with the storage cavity, the other end of the connecting pipe is connected with the treatment cavity, and a one-way valve is arranged on the connecting pipe;
a drive assembly mounted on the housing;
the stirring piece is arranged in the placing cavity and is connected with the stirring piece;
and one end of the transmission assembly is connected with the driving assembly, and the other end of the transmission assembly is connected with the air inlet pipe.
2. The air purifying and dedusting device for building construction as claimed in claim 1, wherein the driving assembly comprises a driving member, and the driving member is mounted on the housing;
the driving piece is used for driving the driving shaft to rotate, and the stirring piece is installed on the driving shaft.
3. The air purifying and dedusting device for building construction as claimed in claim 2, wherein the transmission assembly comprises a driven shaft, and the driven shaft is rotatably connected with the shell;
one end of the connecting unit is connected with the driving shaft, and the other end of the connecting unit is connected with the driven shaft;
and one end of the connecting mechanism is connected with the driven shaft, and the other end of the connecting mechanism is connected with the air inlet pipe.
4. The air purifying and dedusting device for building construction as claimed in claim 1, wherein a cleaning brush is installed on one side of the first filter screen;
and the reciprocating assembly is used for driving the cleaning brush to move in a reciprocating manner.
5. The air purifying and dedusting device for building construction as claimed in claim 4, wherein the reciprocating assembly comprises a mounting plate, and a driving part is mounted on the mounting plate;
a half gear connected with a driving part;
the rotating shaft is rotatably connected with the shell, a matching gear is arranged on the rotating shaft, and the gear is intermittently meshed with the semi-gear;
the winding drum is arranged on the rotating shaft;
one end of the connecting rope is connected with the winding drum, and the other end of the connecting rope is connected with the cleaning brush;
and one end of the elastic component is connected with the cleaning brush, and the other end of the elastic component is connected with the side wall of the shell.
6. The air purifying and dedusting device for building construction as claimed in claim 5, wherein the elastic component can be a spring or an elastic rubber.
7. The air purifying and dedusting device for building construction as claimed in claim 1, further comprising an electromagnetic dust suction rod, wherein the electromagnetic dust suction pump is installed in the dedusting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210363542.XA CN114712972A (en) | 2022-04-07 | 2022-04-07 | Air purification dust collector for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210363542.XA CN114712972A (en) | 2022-04-07 | 2022-04-07 | Air purification dust collector for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114712972A true CN114712972A (en) | 2022-07-08 |
Family
ID=82240898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210363542.XA Withdrawn CN114712972A (en) | 2022-04-07 | 2022-04-07 | Air purification dust collector for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114712972A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210687A (en) * | 2021-12-23 | 2022-03-22 | 日照市第一建筑工程有限公司 | Ventilation and dust removal device for house building construction |
| CN114963356A (en) * | 2022-07-29 | 2022-08-30 | 杭州圣久机械有限公司 | Air conditioner with air purifying device |
-
2022
- 2022-04-07 CN CN202210363542.XA patent/CN114712972A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210687A (en) * | 2021-12-23 | 2022-03-22 | 日照市第一建筑工程有限公司 | Ventilation and dust removal device for house building construction |
| CN114963356A (en) * | 2022-07-29 | 2022-08-30 | 杭州圣久机械有限公司 | Air conditioner with air purifying device |
| CN114963356B (en) * | 2022-07-29 | 2022-10-25 | 杭州圣久机械有限公司 | Air conditioner with air purifying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114712972A (en) | Air purification dust collector for construction | |
| CN2922995Y (en) | Filter screen cleaning device and filter with same | |
| CN212899014U (en) | A filtering mechanism for centrifugal fan | |
| CN111659201A (en) | Based on roll and revolve dynamic formula ventilation filter equipment | |
| CN212369825U (en) | Industrial waste gas handles with filtration equipment of being convenient for renew cartridge more | |
| CN218608683U (en) | VOCs exhaust treatment device | |
| CN205095576U (en) | Washing filter collector | |
| CN116007077A (en) | Self-cleaning central air conditioner ventilation equipment | |
| CN214159024U (en) | Workshop smoke purifier for electromechanical installation engineering of purifier | |
| CN213913009U (en) | Multistage purification exhaust treatment device | |
| CN212396292U (en) | A oil smoke clarifier that is used for steam turbine main engine oil tank to discharge fume | |
| CN112303798A (en) | Purifier of automatically cleaning is used to new trend system | |
| CN110013716B (en) | Water washing device and air purifier thereof | |
| CN221666197U (en) | Laboratory ventilation control device | |
| CN217952572U (en) | Ventilation unit is used in housing construction | |
| CN217953036U (en) | A dehumidification case for lithium cell production | |
| CN218794870U (en) | Paint mist treatment device | |
| CN215809214U (en) | Hundred-level laminar flow hood convenient to disassemble and assemble and used for eye drop production | |
| CN220558631U (en) | Multi-stage automatic filter for gear oil of motor gear box | |
| CN214513293U (en) | Condensation organic waste gas treatment device | |
| CN111207116A (en) | Scavenger fan with air filtering structure | |
| CN218901193U (en) | Multi-rotating cage type dust filter equipment | |
| CN218871655U (en) | Raise dust processing apparatus | |
| CN218480630U (en) | Flue gas purifying device for small and medium-sized boilers | |
| CN221732849U (en) | Industrial area air purification device based on carbon capture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220708 |
|
| WW01 | Invention patent application withdrawn after publication |