CN111659203A - High-efficient dust collector is used in atmosphere purification treatment - Google Patents
High-efficient dust collector is used in atmosphere purification treatment Download PDFInfo
- Publication number
- CN111659203A CN111659203A CN202010525599.6A CN202010525599A CN111659203A CN 111659203 A CN111659203 A CN 111659203A CN 202010525599 A CN202010525599 A CN 202010525599A CN 111659203 A CN111659203 A CN 111659203A
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- Prior art keywords
- air
- fixed
- box
- purification treatment
- filter screen
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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
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
- B01D46/0045—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding by using vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- 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
- B01D53/14—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 absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2332—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements the stirrer rotating about a horizontal axis; Stirrers therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/70—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
- B01F27/701—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms comprising two or more shafts, e.g. in consecutive mixing chambers
- B01F27/706—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms comprising two or more shafts, e.g. in consecutive mixing chambers with all the shafts in the same receptacle
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- 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 a high-efficiency dust removal device for atmosphere purification treatment, which relates to the technical field of air purification and comprises a box body, wherein an absorption barrel is communicated with the left space of a partition plate in the box body through a conveying mechanism, and a discharge pipe extending out of the box body is arranged at the top of the absorption barrel; the invention can guide the air to be purified by the guide mechanism, promote the air to enter the box body at high speed and then receive the dust filtering effect of the filter screen, and during the period, the brush plate in the cleaning mechanism can be lifted vertically and reciprocally, thus realizing the scraping effect of the dust attached to the filter screen, ensuring that the filter screen can be ensured to be normal during the filtering period, avoiding the blockage, and effectively ensuring the sufficient and efficient filtering effect of the dust.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a high-efficiency dust removal device for atmosphere purification treatment.
Background
The air purification is to provide the whole solutions of sterilization, dust reduction, haze removal, removal of harmful decoration residues, peculiar smell and the like aiming at various environmental problems, improve the living and office conditions and promote the physical and mental health. The indoor environmental pollutants and pollution sources mainly comprise radioactive gases, mold, particulate matters, decoration residues, second-hand smoke and the like. Dust contained in the air needs to be absorbed by the dust removal device, so that clean emission of the air is guaranteed.
The patent with the publication number of CN106861344B discloses an air purification and dust removal device for a textile production workshop, the air purification and dust removal device for the textile production workshop comprises a first shell device, a first roller device contained in the first shell device, a water inlet device positioned on the right side of the first roller device, a first filtering device positioned below the first roller device, a second shell device positioned below the first shell device, and a second filtering device contained in the second shell device. The air purification and dust removal equipment for the textile production workshop can effectively remove plant dust in the air in the textile production workshop; although the device is used for dedusting and purifying air, the filter device is easy to block meshes after being used for a period of time in the purification process, so that the dedusting and purifying effect is poor.
Disclosure of Invention
The invention aims to provide a high-efficiency dust removal device for atmosphere purification treatment, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an atmosphere purification treatment uses high-efficient dust collector, includes the box, and the vertical baffle that is fixed with in the box, the box lateral wall inlays to establish and installs the inlet cowl, is equipped with water conservancy diversion mechanism in the inlet cowl, the vertical filter screen that is used for air filter that is equipped with in the box, the last transmission of water conservancy diversion mechanism is connected with the clearance mechanism that is used for carrying out the mesh mediation to the filter screen, the bottom half is equipped with and is located the left dust collection bucket of filter screen, the box internal fixation has the absorption bucket, and the absorption bucket external fixation has agitator motor, and the last drive of agitator motor is connected with the rabbling mechanism that is located the absorption bucket, the absorption bucket passes through conveying mechanism intercommunication setting with baffle left side space in the.
As a modified scheme of the invention: the flow guide mechanism comprises a belt pulley mechanism driven by an output shaft of the double-shaft motor, an axial flow fan rotatably mounted in the air inlet cover is connected to the belt pulley mechanism in a transmission mode, and an air inlet is formed in the bottom of the air inlet cover.
As a modified scheme of the invention: clearance mechanism installs including rotating the screw thread post of installing in the box, vertical setting, and the screw thread has cup jointed the screw thread sleeve pipe on the screw thread post, is fixed with the traveller on the screw thread sleeve pipe, and the slip cap is equipped with and the guide cylinder slides on the traveller, is fixed with the spring between guide cylinder and the traveller, be fixed with the brush board with the filter screen lateral wall butt on the guide cylinder.
As a modified scheme of the invention: the cleaning mechanism further comprises an incomplete bevel gear driven by the other output shaft of the double-shaft motor, and a bevel gear I and a bevel gear II which are alternately meshed with the incomplete bevel gear are fixedly sleeved on the threaded column.
As a modified scheme of the invention: conveying mechanism is including fixing the delivery pump on the baffle, and the inlet end of delivery pump is through inlaying gathering cover and the inside intercommunication of box of establishing on the baffle, and the air jet disc that is located absorption barrel head portion is installed through the air duct intercommunication to the outlet end of delivery pump.
As a modified scheme of the invention: the stirring mechanism comprises a driving shaft coaxially fixed with an output shaft of the stirring motor, the driving shaft extends into the absorption barrel, and a plurality of stirring rods are fixed on the side wall of the driving shaft at equal intervals.
As a modified scheme of the invention: the stirring mechanism further comprises a driven shaft which is rotatably installed in the absorption barrel, a plurality of stirring rods are fixed on the side wall of the driven shaft at equal intervals, a main gear is fixedly sleeved on the driving shaft, and an auxiliary gear which is fixedly sleeved on the driven shaft is connected to the main gear in a meshing mode.
Compared with the prior art, the invention has the beneficial effects that:
the invention can guide the air to be purified by the guide mechanism, promote the air to enter the box body at high speed and then receive the dust filtering effect of the filter screen, and during the period, the brush plate in the cleaning mechanism can be lifted vertically and reciprocally, thus realizing the scraping effect of the dust attached to the filter screen, ensuring that the filter screen can be ensured to be normal during the filtering period, avoiding the blockage, and effectively ensuring the sufficient and efficient filtering effect of the dust.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a partial perspective view of the present invention.
In the figure: 1-box, 2-gathering cover, 3-filter screen, 4-double-shaft motor, 5-belt wheel mechanism, 6-brush plate, 7-air inlet cover, 8-axial fan, 9-air inlet, 10-dust collecting barrel, 11-clapboard, 12-air jet disc, 13-stirring rod, 14-driven shaft, 15-main gear, 16-stirring motor, 17-driving shaft, 18-auxiliary gear, 19-absorption barrel, 20-discharge pipe, 21-air duct, 22-delivery pump, 23-threaded column, 24-threaded sleeve, 25-guide cylinder, 26-spring, 27-sliding column, 28-bevel gear I, 29-bevel gear II and 30-incomplete bevel gear.
Detailed Description
The technical scheme of the patent is further described in detail by combining the following specific embodiments:
example 1
Referring to fig. 1-3, an efficient dust removing device for air purification treatment comprises a box body 1, a partition plate 11 is vertically fixed in the box body 1, an air inlet hood 7 is embedded in the side wall of the box body 1, a flow guide mechanism is arranged in the air inlet hood 7, a filter screen 3 for filtering air is vertically arranged in the box body 1, the flow guide mechanism is connected with a cleaning mechanism for dredging meshes of the filter screen 3 in a transmission mode, a dust collecting barrel 10 located on the left side of the filter screen 3 is arranged at the bottom of the box body 1, an absorption barrel 19 is fixed in the box body 1, a stirring motor 16 is fixed outside the absorption barrel 19, the stirring motor 16 is connected with a stirring mechanism located in the absorption barrel 19 in a driving mode, the absorption barrel 19 is communicated with the space on the left side of the partition plate 11 in the box body 1 through a conveying mechanism, and a discharge pipe 20 extending.
Inside this device will need the air that purifies dust removal to introduce box 1 through the water conservancy diversion mechanism that sets up, the air realizes the dust removal effect through the filtration of filter screen 3, and the air after will removing dust lets in the absorption bucket 19 that is equipped with the absorbent through the conveying mechanism who sets up, realizes the abundant dust removal purification effect to the air.
Specifically, the flow guide mechanism comprises a belt pulley mechanism 5 driven by an output shaft of the double-shaft motor 4, an axial flow fan 8 rotatably mounted in an air inlet cover 7 is connected to the belt pulley mechanism 5 in a transmission manner, and an air inlet 9 is formed in the bottom of the air inlet cover 7.
One of them output shaft of biax motor 4 is rotatory, and it is rotatory through 5 transmission axial fan 8 of belt pulley mechanism that set up, and outside air enters into air inlet cover 7 through the air inlet 9 that sets up this moment in, under axial fan 8's effect, realizes that the air acceleratees right and enters into inside box 1 to receive the filter effect of filter screen 3, realize the dust removal effect to the air.
This device still is provided with clearance mechanism, specifically including rotating the threaded post 23 that installs in box 1, vertical setting, threaded sleeve 24 has been cup jointed to the screw thread on the threaded post 23, is fixed with traveller 27 on the threaded sleeve 24, and sliding sleeve is equipped with and the guide cylinder 25 on the traveller 27, is fixed with spring 26 between guide cylinder 25 and the traveller 27, be fixed with the brush board 6 with filter screen 3 lateral wall butt on the guide cylinder 25, clearance mechanism still includes the incomplete bevel gear 30 of another output shaft drive by biax motor 4, the cover is established on the threaded post 23 and is fixed with bevel gear I28 and bevel gear II29 in turn and incomplete bevel gear 30 meshing.
Example 2
On the basis of embodiment 1, in addition, this device still is provided with conveying mechanism and includes the delivery pump 22 of fixing on baffle 11, and the entrance point of delivery pump 22 communicates with box 1 inside through the gathering cover 2 of inlaying on baffle 11, and the exit end of delivery pump 22 is installed the jet tray 12 that is located absorption bucket 19 bottom through air duct 21 intercommunication.
The conveying pump 22 can absorb the air after dust removal in the box body 1 through the gathering cover 2 and convey the air into the air injection disc 12 through the air guide pipe 21, and the air is injected into the absorption barrel 19 filled with absorbent from the air injection disc 12 to absorb harmful gas.
Further, the stirring mechanism of the device comprises a driving shaft 17 coaxially fixed with an output shaft of a stirring motor 16, the driving shaft 17 extends into an absorption barrel 19, a plurality of stirring rods 13 are fixed on the side wall of the driving shaft 17 at equal intervals, the stirring mechanism further comprises a driven shaft 14 rotatably installed in the absorption barrel 19, the side wall of the driven shaft 14 is fixed with the plurality of stirring rods 13 at equal intervals, a main gear 15 is fixedly sleeved on the driving shaft 17, and a pinion 18 sleeved on the driven shaft 14 is connected to the main gear 15 in a meshing mode.
Through the above arrangement, the stirring motor 16 drives the driving shaft 17 to rotate, the driving shaft 17 drives the main gear 15 thereon to rotate, the main gear 15 drives the pinion 18 engaged with the main gear to rotate, the pinion 18 drives the driven shaft 14 to rotate, the stirring rod 13 on the driven shaft 14 and the driving shaft 17 is rotated to realize the full stirring effect on the absorbent and the air, the dispersion and refinement degree of the air in the absorption barrel 19 is greatly improved, harmful gas in the air is fully absorbed, and the air purification effect is effectively improved.
In conclusion, the invention can guide the air to be purified by the arranged guide mechanism, so as to promote the air to enter the box body 1 at an accelerated speed and then receive the dust filtering effect of the filter screen 3, and during the period, the brush plate 6 in the arranged cleaning mechanism can vertically and reciprocally lift, so as to realize the scraping effect of the dust attached to the filter screen 3, ensure that the filter screen 3 can be ensured to be normally and normally prevented from being blocked during the filtering period, and effectively ensure the sufficient and efficient filtering effect of the dust, the inner part of the arranged absorption barrel 19 can be used for storing the absorbent to absorb the harmful gas in the air, and the arranged stirring mechanism can rotationally stir and disperse the absorbent and the air, so as to promote the sufficient absorption of the harmful gas.
It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these changes and substitutions belong to the protection scope of the present invention. The protection scope of this technical solution patent should be subject to the appended claims.
Claims (7)
1. The utility model provides an atmosphere purification treatment uses high-efficient dust collector, includes box (1), and vertical baffle (11) that is fixed with in box (1), its characterized in that, box (1) lateral wall inlays to establish and installs suction hood (7), is equipped with water conservancy diversion mechanism in suction hood (7), vertically in box (1) be equipped with be used for to air filtration's filter screen (3), and the transmission is connected with the clearance mechanism that is used for carrying out the mesh mediation to filter screen (3) on the water conservancy diversion mechanism, box (1) bottom is equipped with and is located left dust collection bucket (10) of filter screen (3), box (1) internal fixation has absorbing vessel (19), and absorbing vessel (19) external fixation has stirring motor (16), and the last drive of stirring motor (16) is connected with the stirring mechanism who is located absorbing vessel (19), absorbing vessel (19) and baffle (11) left side space in box (1) are through conveying mechanism intercommunication setting, the top of the absorption barrel (19) is provided with a discharge pipe (20) extending to the outside of the box body (1).
2. The efficient dust removing device for the atmosphere purification treatment according to claim 1, wherein the flow guide mechanism comprises a belt pulley mechanism (5) driven by an output shaft of the double-shaft motor (4), an axial flow fan (8) rotatably mounted in an air inlet cover (7) is in transmission connection with the belt pulley mechanism (5), and an air inlet (9) is formed in the bottom of the air inlet cover (7).
3. The efficient dust removal device for the atmospheric purification treatment according to claim 2, wherein the cleaning mechanism comprises a vertically arranged threaded column (23) rotatably mounted in the box body (1), a threaded sleeve (24) is sleeved on the threaded column (23) in a threaded manner, a sliding column (27) is fixed on the threaded sleeve (24), a guide cylinder (25) is sleeved on the sliding column (27) in a sliding manner, a spring (26) is fixed between the guide cylinder (25) and the sliding column (27), and a brush plate (6) abutted against the side wall of the filter screen (3) is fixed on the guide cylinder (25).
4. The high-efficiency dust removing device for the air purification treatment according to claim 3, wherein the cleaning mechanism further comprises an incomplete bevel gear (30) driven by the other output shaft of the double-shaft motor (4), and the threaded column (23) is sleeved and fixed with a bevel gear I (28) and a bevel gear II (29) which are alternately meshed with the incomplete bevel gear (30).
5. The efficient dust removal device for the air purification treatment according to claim 1, wherein the conveying mechanism comprises a conveying pump (22) fixed on the partition plate (11), the inlet end of the conveying pump (22) is communicated with the interior of the box body (1) through a gathering cover (2) embedded on the partition plate (11), and the outlet end of the conveying pump (22) is communicated with an air injection disc (12) positioned at the bottom of the absorption barrel (19) through an air guide pipe (21).
6. The efficient dust removing device for the air purification treatment according to claim 1, wherein the stirring mechanism comprises a driving shaft (17) coaxially fixed with an output shaft of the stirring motor (16), the driving shaft (17) extends into the absorption barrel (19), and a plurality of stirring rods (13) are fixed on the side wall of the driving shaft (17) at equal intervals.
7. The efficient dust removing device for the atmospheric purification treatment according to claim 6, wherein the agitating mechanism further comprises a driven shaft (14) rotatably installed in the absorption barrel (19), a plurality of stirring rods (13) are fixed on the side wall of the driven shaft (14) at equal intervals, a main gear (15) is sleeved and fixed on the driving shaft (17), and a secondary gear (18) sleeved and fixed on the driven shaft (14) is connected to the main gear (15) in a meshing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010525599.6A CN111659203A (en) | 2020-06-10 | 2020-06-10 | High-efficient dust collector is used in atmosphere purification treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010525599.6A CN111659203A (en) | 2020-06-10 | 2020-06-10 | High-efficient dust collector is used in atmosphere purification treatment |
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| Publication Number | Publication Date |
|---|---|
| CN111659203A true CN111659203A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010525599.6A Withdrawn CN111659203A (en) | 2020-06-10 | 2020-06-10 | High-efficient dust collector is used in atmosphere purification treatment |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229019A (en) * | 2020-11-06 | 2021-01-15 | 深圳市怡盛源净水产业有限公司 | Prevent blockking up and efficient intelligent air purifier based on thing networking |
| CN112426813A (en) * | 2020-10-26 | 2021-03-02 | 广东加大实业有限公司 | A heat dissipation dust purification device for pig feed processing |
| CN112525717A (en) * | 2020-12-22 | 2021-03-19 | 苳超 | Building concrete compressive strength detection device |
| CN112546754A (en) * | 2020-12-04 | 2021-03-26 | 陈旭东 | Waste gas absorbing device for chemical industry |
| CN112705305A (en) * | 2020-12-07 | 2021-04-27 | 九江市钒宇新材料股份有限公司 | Material crushing mechanism for producing vanadium-nitrogen alloy |
| CN113069865A (en) * | 2021-04-01 | 2021-07-06 | 抚州市鹤达实业有限公司 | Air filtering and purifying device for modified starch production |
| WO2022120971A1 (en) * | 2020-12-10 | 2022-06-16 | 淄博创立机电科技有限公司 | Swing anti-blocking gas filtering device |
| CN114870513A (en) * | 2022-06-01 | 2022-08-09 | 无锡银燕化工装备科技有限公司 | PTFE emulsion gas-solid separation equipment |
| CN117427445A (en) * | 2022-12-30 | 2024-01-23 | 南通汉造装备制造有限公司 | Intelligent air purification equipment capable of circularly removing dust |
| WO2024087715A1 (en) * | 2023-06-29 | 2024-05-02 | 华北理工大学 | Air filtering vehicle |
-
2020
- 2020-06-10 CN CN202010525599.6A patent/CN111659203A/en not_active Withdrawn
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112426813A (en) * | 2020-10-26 | 2021-03-02 | 广东加大实业有限公司 | A heat dissipation dust purification device for pig feed processing |
| CN112229019A (en) * | 2020-11-06 | 2021-01-15 | 深圳市怡盛源净水产业有限公司 | Prevent blockking up and efficient intelligent air purifier based on thing networking |
| CN112546754A (en) * | 2020-12-04 | 2021-03-26 | 陈旭东 | Waste gas absorbing device for chemical industry |
| CN112705305A (en) * | 2020-12-07 | 2021-04-27 | 九江市钒宇新材料股份有限公司 | Material crushing mechanism for producing vanadium-nitrogen alloy |
| WO2022120971A1 (en) * | 2020-12-10 | 2022-06-16 | 淄博创立机电科技有限公司 | Swing anti-blocking gas filtering device |
| CN112525717A (en) * | 2020-12-22 | 2021-03-19 | 苳超 | Building concrete compressive strength detection device |
| CN113069865A (en) * | 2021-04-01 | 2021-07-06 | 抚州市鹤达实业有限公司 | Air filtering and purifying device for modified starch production |
| CN114870513A (en) * | 2022-06-01 | 2022-08-09 | 无锡银燕化工装备科技有限公司 | PTFE emulsion gas-solid separation equipment |
| CN114870513B (en) * | 2022-06-01 | 2023-08-25 | 无锡银燕装备科技有限公司 | PTFE emulsion gas-solid separation equipment |
| CN117427445A (en) * | 2022-12-30 | 2024-01-23 | 南通汉造装备制造有限公司 | Intelligent air purification equipment capable of circularly removing dust |
| WO2024087715A1 (en) * | 2023-06-29 | 2024-05-02 | 华北理工大学 | Air filtering vehicle |
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Application publication date: 20200915 |