CN112827302A - Engineering environmental protection dust collector - Google Patents
Engineering environmental protection dust collector Download PDFInfo
- Publication number
- CN112827302A CN112827302A CN202110024994.0A CN202110024994A CN112827302A CN 112827302 A CN112827302 A CN 112827302A CN 202110024994 A CN202110024994 A CN 202110024994A CN 112827302 A CN112827302 A CN 112827302A
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- China
- Prior art keywords
- dust
- fixedly connected
- sliding plug
- water
- frame
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 80
- 230000007613 environmental effect Effects 0.000 title claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 14
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 14
- 241001330002 Bambuseae Species 0.000 claims description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 14
- 239000011425 bamboo Substances 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 13
- 239000000696 magnetic material Substances 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 3
- 241000883990 Flabellum Species 0.000 description 6
- 210000004209 hair Anatomy 0.000 description 5
- 230000010405 clearance mechanism Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- 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
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2247/00—Details relating to the separation of dispersed particles from gases, air or vapours by liquid as separating agent
- B01D2247/04—Regenerating the washing fluid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention discloses an engineering environment-friendly dust removal device which comprises a dust collection frame, wherein a frame opening is formed in the side wall of the dust collection frame, a fan is fixedly connected to the inner wall of the frame opening, a first filter screen is fixedly connected to the inner bottom, close to the frame opening, of the dust collection frame, the first filter screen is inclined, a second filter screen attached to the upper end of the first filter screen is fixedly connected to the inner top of the dust collection frame, a water storage tank is fixedly connected to the lower end of the dust collection frame, and a water inlet communicated with the inner top of the water storage tank is formed in the inner bottom of the dust collection. The fan drives the cam which is coaxially and fixedly connected with the fan to rotate, so that the cam is intermittently contacted with the upper end of the sliding plug, the sliding plug slides up and down on the inner wall of the sliding plug cylinder under the action of the extrusion force of the cam and the elastic force of the first spring, the sliding plug cylinder intermittently pumps water in the water storage tank into the water spraying pipe through the water suction pipe and the water outlet pipe, dust in the dust collection frame is reduced, and the phenomenon that the dust reduction effect on the dust is reduced due to the fact that water is sprayed into the air through the fog gun is avoided.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to an engineering environment-friendly dust removal device.
Background
The building engineering refers to an engineering entity formed by the construction of various house buildings and their auxiliary facilities and the installation activities of lines, pipelines and equipment matched with the house buildings, wherein the house buildings refer to the engineering which has a top cover, a beam column, a wall, a foundation and can form an internal space and meet the requirements of production, living, learning and public activities of people, more dust is generated during the operation of the existing building engineering, and therefore, the dust on the building engineering needs to be removed in order to protect the environment and the physical health of staff.
At present, most of dust removal of dust is carried out by adopting fog guns, a large amount of water is sprayed into the air through the fog guns, dust falling treatment is carried out on the dust in the air, the water sprayed out by the fog guns is dispersed, the dust in the air cannot be well combined, the water is easily evaporated after being sprayed out, the dust falling effect is reduced, the water sprayed out by the fog guns cannot be recycled, and a large amount of waste of water resources is caused.
Based on this, the invention provides an engineering environment-friendly dust removal device.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an engineering environment-friendly dust removal device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an engineering environmental protection dust collector, includes the collection dirt frame, the frame mouth has been seted up to collection dirt frame lateral wall, frame mouth inner wall fixedly connected with fan, the collection dirt frame is close to the first filter screen of interior bottom fixedly connected with that is located the frame mouth, first filter screen is the slope form, the second filter screen of the interior top fixedly connected with of collection dirt frame and the laminating of first filter screen upper end, collect dirt frame lower extreme fixedly connected with storage water tank, the water inlet with the interior top intercommunication of storage water tank is seted up to the bottom in the collection dirt frame, a collection dirt frame lateral wall fixedly connected with sliding plug section of thick bamboo, install on the sliding plug section of thick bamboo and carry out the dust fall mechanism of dust fall to the dust in the collection dirt frame, install the clearance mechanism that carries out the clearance to the dust of second filter.
Preferably, dust fall mechanism includes that sealed sliding connection is at the sliding plug of a sliding plug section of thick bamboo inner wall, the bottom elastic connection in sliding plug lower extreme passes through first spring and a sliding plug section of thick bamboo, sliding plug section of thick bamboo inner wall below is through absorbing water pipe and storage water tank inner wall connection, top fixedly connected with sprinkler pipe in the dust collection frame, sliding plug section of thick bamboo inner wall below is through outlet pipe and sprinkler pipe inner wall connection, install the gliding actuating mechanism of drive sliding plug on the fan.
Preferably, actuating mechanism includes the dead lever with the coaxial fixed connection of fan, the dead lever is kept away from the one end fixedly connected with cam of fan, the cam lateral wall is laminated with the sliding plug upper end.
Preferably, clearance mechanism includes the slide of sliding connection at collection dirt frame inner wall, a plurality of brush hairs of slide lateral wall fixedly connected with, collection dirt frame lateral wall is seted up flutedly, recess inner wall sliding connection has the magnetic slide, the magnetic slide lateral wall passes through second spring and recess inner wall elastic connection, slide upper end is through connecting rope and magnetic slide lateral wall fixed connection, it sets up to run through the second spring to connect the rope, one of them flabellum material magnetic material of fan makes.
Preferably, a first one-way valve only allowing water to enter the sliding plug cylinder from the water storage tank is installed in the water suction pipe, and a second one-way valve only allowing water to enter the water spraying pipe from the sliding plug cylinder is installed in the water outlet pipe.
Preferably, the lower end of the dust collection frame is fixedly connected with a plurality of universal wheels through a vertical plate.
The invention has the following beneficial effects:
1. by arranging the fan, the sliding plug cylinder, the sliding plug, the first spring, the water suction pipe and the water outlet pipe, the fan rotates to suck external dust into the dust collection frame, meanwhile, the fan drives the cam which is coaxially and fixedly connected with the fan to rotate, so that the cam is intermittently contacted with the upper end of the sliding plug, the sliding plug slides up and down on the inner wall of the sliding plug cylinder under the action of the extrusion force of the cam and the elastic force of the first spring, the pressure in the sliding plug cylinder is periodically increased and decreased, the sliding plug cylinder intermittently pumps water in the water storage tank into the water sprinkling pipe through the water suction pipe and the water outlet pipe, and then the water is sprinkled out through the water sprinkling pipe to dustfall dust in the dust collection frame, so that the water is prevented from being sprinkled into the air through a fog gun, and the dustfall effect;
2. through the first filter screen which is obliquely arranged, dust and water after dust fall are attached to the first filter screen, and then the water in the dust is filtered by the first filter screen and then enters the water storage tank again through the water inlet, so that the water is recycled repeatedly, and the waste of water resources is avoided;
3. through setting up magnetic sliding block, the second spring, connect the rope, slide and brush hair, the fan rotates and makes the flabellum that adopts magnetic material to make constantly sweep magnetic sliding block, make magnetic sliding block make a round trip to slide at the recess inner wall under the magnetic attraction of this flabellum and the spring action of second spring, and then the slide slides from top to bottom at collection dirt frame inner wall under magnetic sliding block traction force and self action of gravity, make the brush hair reciprocate at second filter screen lateral wall, clear up the dust on the second filter screen lateral wall, it gathers more to avoid the dust on the second filter screen, influence the circulation of air, and then influence the dust collection efficiency to the dust on the building engineering.
Drawings
FIG. 1 is a schematic structural diagram of an engineering environmental dust-removing device according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1 dust collection frame, 2 fans, 3 first filter screens, 4 second filter screens, 5 water storage tanks, 6 water inlets, 7 sprinkler pipes, 8 sliding plug cylinders, 9 sliding plugs, 10 first springs, 11 water suction pipes, 12 water outlet pipes, 13 first check valves, 14 second check valves, 15 cams, 16 sliding plates, 17 bristles, 18 grooves, 19 magnetic sliders, 20 second springs, 21 connecting ropes and 22 universal wheels.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, an engineering environmental protection dust collector, including collection dirt frame 1, a plurality of universal wheels 22 of 1 lower extreme of collection dirt frame through riser fixedly connected with, the rim mouth has been seted up to collection dirt frame 1 lateral wall, rim mouth inner wall fixedly connected with fan 2, collection dirt frame 1 is close to the first filter screen 3 of interior bottom fixedly connected with that is located the rim mouth, first filter screen 3 is the slope form, second filter screen 4 of top fixedly connected with and the laminating of first filter screen 3 upper end in collection dirt frame 1, collection dirt frame 1 lower extreme fixedly connected with storage water tank 5, the water inlet 6 with storage water tank 5 interior top intercommunication is seted up to the bottom in collection dirt frame 1, collection dirt frame 1 lateral wall fixedly connected with sliding plug section of thick bamboo 8, install the dust fall mechanism that carries out the dust fall to the dust in collection dirt frame 1 on the sliding plug section of thick bamboo 8, install the clearance mechanism that carries out the clearance to the dust.
Further, first filter screen 3 is the slope form, and the water in the dust fall back dust of being convenient for gets into storage water tank 5 again through water inlet 6 after filtering through first filter screen 3 in, accomplishes the reuse of water, avoids the waste of water resource.
Dust fall mechanism includes that sealed sliding connection is at the sliding plug 9 of 8 inner walls of sliding plug section of thick bamboo, and the bottom elastic connection in sliding plug 9 lower extreme passes through first spring 10 and the sliding plug section of thick bamboo 8, and 8 inner walls of sliding plug section of thick bamboo below is connected with 5 inner walls of storage water tank through the pipe 11 that absorbs water, and top fixedly connected with sprinkler 7 in the dust collection frame 1, 8 inner walls of sliding plug section of thick bamboo below is through outlet pipe 12 and 7 inner wall connections of sprinkler, installs the gliding actuating mechanism of drive sliding plug 9 on the fan 2.
Actuating mechanism includes the dead lever with the coaxial fixed connection of fan 2, and the dead lever is kept away from the one end fixedly connected with cam 15 of fan 2, and the laminating of cam 15 lateral wall and sliding plug 9 upper end.
Clearance mechanism includes sliding connection at the slide 16 of collection dirt frame 1 inner wall, a plurality of brush hairs 17 of slide 16 lateral wall fixedly connected with, recess 18 has been seted up to collection dirt frame 1 lateral wall, recess 18 inner wall sliding connection has magnetic slider 19, magnetic slider 19 lateral wall passes through second spring 20 and recess 18 inner wall elastic connection, slide 16 upper end is through connecting rope 21 and magnetic slider 19 lateral wall fixed connection, it sets up to connect rope 21 to run through second spring 20, one of them flabellum material magnetic material of fan 2 makes.
A first one-way valve 13 which only allows water to enter the sliding plug cylinder 8 from the water storage tank 5 is arranged in the water suction pipe 11, and a second one-way valve 14 which only allows water to enter the sprinkling pipe 7 from the sliding plug cylinder 8 is arranged in the water outlet pipe 12.
In the invention, a fan 2 fixedly connected to the inner wall of a frame opening is driven to rotate, the fan 2 rotates to enable negative pressure to exist in a dust collecting frame 1, so that outside air with dust is sucked into the dust collecting frame 1, the fan 2 rotates to drive a cam 15 coaxially and fixedly connected with the fan to rotate, the side wall of the cam 15 intermittently contacts with the upper end of a sliding plug 9, the cam 15 intermittently extrudes the sliding plug 9, the sliding plug 9 slides up and down on the inner wall of a sliding plug cylinder 8 under the extrusion force of the cam 15 and the elastic force of a first spring 10, so that the pressure in the sliding plug cylinder 8 is periodically increased and decreased, further, under the action of a first check valve 13 and a second check valve 14, the sliding plug cylinder 8 intermittently pumps water in a water storage tank 5 into a sprinkling pipe 7 through a water suction pipe 11 and a water spraying pipe 7, dust in the dust collecting frame 1 is dusted, and meanwhile, the dusted dust falls to a first filter screen 3 which is obliquely arranged, water in the dust is filtered by the first filter screen 3 and then enters the water storage tank 5 again through the water inlet 6, so that the water is recycled;
air after the dust fall in the collection dirt frame 1 is discharged after filtering again through second filter screen 4, increase the clearance degree to the dust, fan 2 rotates simultaneously and makes the flabellum that adopts magnetic material to make constantly sweep magnetic slider 19, make magnetic slider 19 make a round trip to slide at 18 inner walls of recess under the magnetic attraction of this flabellum and the spring action of second spring 20, and then slide 16 slides from top to bottom at collection dirt frame 1 inner wall under 19 traction force of magnetic slider and self action of gravity, make brush hair 17 reciprocate at 4 lateral walls of second filter screen, clear up the dust on 4 lateral walls of second filter screen, it is more to avoid dust accumulation on 4 filter screens of second filter screen, the influence is to the dust collection efficiency of dust on the building engineering.
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 an engineering environmental protection dust collector, includes collection dirt frame (1), its characterized in that, the frame mouth has been seted up to collection dirt frame (1) lateral wall, frame mouth inner wall fixedly connected with fan (2), first filter screen (3) of interior bottom fixedly connected with that collection dirt frame (1) is close to and is located the frame mouth, first filter screen (3) are the slope form, second filter screen (4) of laminating on top fixedly connected with and first filter screen (3) in collection dirt frame (1), collection dirt frame (1) lower extreme fixedly connected with storage water tank (5), water inlet (6) with storage water tank (5) interior top intercommunication are seted up to the bottom in collection dirt frame (1), collection dirt frame (1) lateral wall fixedly connected with sliding plug section of thick bamboo (8), install on sliding plug section of thick bamboo (8) and carry out the dust fall mechanism of dust in collection dirt frame (1), install the descaling machine that clears up the dust of gathering second filter screen (4) lateral wall in collection dirt frame (1) and clear up And (5) forming.
2. The engineering environment-friendly dust removal device according to claim 1, wherein the dust removal mechanism comprises a sliding plug (9) which is connected with the inner wall of a sliding plug cylinder (8) in a sealing and sliding manner, the lower end of the sliding plug (9) is elastically connected with the inner bottom of the sliding plug cylinder (8) through a first spring (10), the lower part of the inner wall of the sliding plug cylinder (8) is connected with the inner wall of the water storage tank (5) through a water suction pipe (11), the top of the dust collection frame (1) is fixedly connected with a sprinkler pipe (7), the lower part of the inner wall of the sliding plug cylinder (8) is connected with the inner wall of the sprinkler pipe (7) through a water outlet pipe (12), and a driving mechanism for driving the sliding plug (9) to slide is installed on the fan (2).
3. The engineering environment-friendly dust removal device as claimed in claim 2, wherein the driving mechanism comprises a fixing rod coaxially and fixedly connected with the fan (2), a cam (15) is fixedly connected to one end of the fixing rod far away from the fan (2), and the side wall of the cam (15) is attached to the upper end of the sliding plug (9).
4. The engineering environment-friendly dust removal device according to claim 1, wherein the cleaning mechanism comprises a sliding plate (16) which is slidably connected to the inner wall of the dust collection frame (1), a plurality of bristles (17) are fixedly connected to the side wall of the sliding plate (16), a groove (18) is formed in the side wall of the dust collection frame (1), a magnetic slider (19) is slidably connected to the inner wall of the groove (18), the side wall of the magnetic slider (19) is elastically connected to the inner wall of the groove (18) through a second spring (20), the upper end of the sliding plate (16) is fixedly connected to the side wall of the magnetic slider (19) through a connecting rope (21), the connecting rope (21) penetrates through the second spring (20) to be arranged, and one of fan blades of the fan (2) is made of magnetic material.
5. An environment-friendly dust collector as claimed in claim 2, wherein the water suction pipe (11) is provided with a first one-way valve (13) for allowing water to enter the sliding plug cylinder (8) from the water storage tank (5), and the water outlet pipe (12) is provided with a second one-way valve (14) for allowing water to enter the sprinkler pipe (7) from the sliding plug cylinder (8).
6. The engineering environmental protection dust collector of claim 1, wherein the lower end of the dust collecting frame (1) is fixedly connected with a plurality of universal wheels (22) through vertical plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110024994.0A CN112827302A (en) | 2021-01-08 | 2021-01-08 | Engineering environmental protection dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110024994.0A CN112827302A (en) | 2021-01-08 | 2021-01-08 | Engineering environmental protection dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112827302A true CN112827302A (en) | 2021-05-25 |
Family
ID=75928985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110024994.0A Pending CN112827302A (en) | 2021-01-08 | 2021-01-08 | Engineering environmental protection dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112827302A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585393A (en) * | 2021-08-19 | 2021-11-02 | 埃梯梯智慧水务科技有限公司 | Water supply all-area networking water tank regulation, storage, energy saving and water saving dispatching system |
| CN113844685A (en) * | 2021-09-08 | 2021-12-28 | 郭辉华 | Quantitative weighing equipment for flour |
| CN114137785A (en) * | 2021-11-09 | 2022-03-04 | 许志伟 | Digital projector for live network |
| CN114177735A (en) * | 2021-12-06 | 2022-03-15 | 泸州富泰建筑安装有限公司 | Modular green building construction equipment |
| CN114226012A (en) * | 2021-11-01 | 2022-03-25 | 陈宁 | Building engineering detects with dustless rubble device |
| CN114225609A (en) * | 2021-12-24 | 2022-03-25 | 中国建筑第五工程局有限公司 | Circulating dust removal equipment for carbon neutralization and dust removal method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113585393A (en) * | 2021-08-19 | 2021-11-02 | 埃梯梯智慧水务科技有限公司 | Water supply all-area networking water tank regulation, storage, energy saving and water saving dispatching system |
| CN113844685A (en) * | 2021-09-08 | 2021-12-28 | 郭辉华 | Quantitative weighing equipment for flour |
| CN114226012B (en) * | 2021-11-01 | 2022-11-25 | 陈宁 | Building engineering detects with dustless rubble device |
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| CN114177735A (en) * | 2021-12-06 | 2022-03-15 | 泸州富泰建筑安装有限公司 | Modular green building construction equipment |
| CN114225609B (en) * | 2021-12-24 | 2022-12-16 | 中国建筑第五工程局有限公司 | Circulating dust removal equipment for carbon neutralization and dust removal method thereof |
| CN114225609A (en) * | 2021-12-24 | 2022-03-25 | 中国建筑第五工程局有限公司 | Circulating dust removal equipment for carbon neutralization and dust removal method thereof |
| CN114272707A (en) * | 2021-12-30 | 2022-04-05 | 中国建筑第五工程局有限公司 | A raise dust treatment equipment for in green building work progress |
| CN114272707B (en) * | 2021-12-30 | 2023-01-10 | 中国建筑第五工程局有限公司 | A raise dust treatment equipment for in green building work progress |
| CN115045040A (en) * | 2022-01-27 | 2022-09-13 | 黎明职业大学 | Non-woven fabric production line and process for vamp material |
| CN115045040B (en) * | 2022-01-27 | 2024-03-29 | 黎明职业大学 | Non-woven fabric production line and process for vamp materials |
| CN115075601A (en) * | 2022-06-20 | 2022-09-20 | 郑州铁路职业技术学院 | Reinforced concrete prosthetic devices |
| CN114857716A (en) * | 2022-07-04 | 2022-08-05 | 盛豪科技(深圳)有限公司 | Ventilation unit based on air purification |
| CN114857716B (en) * | 2022-07-04 | 2022-10-04 | 盛豪科技(深圳)有限公司 | Ventilation unit based on air purification |
| CN116772336A (en) * | 2023-07-07 | 2023-09-19 | 秦皇岛欣蔚环保科技有限公司 | Intelligent bidirectional fresh air purifying positive pressure exchange device |
| CN116772336B (en) * | 2023-07-07 | 2023-12-12 | 秦皇岛欣蔚环保科技有限公司 | Intelligent bidirectional fresh air purifying positive pressure exchange device |
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