CN111939704B - Dust collector for building engineering - Google Patents
Dust collector for building engineering Download PDFInfo
- Publication number
- CN111939704B CN111939704B CN202010838834.5A CN202010838834A CN111939704B CN 111939704 B CN111939704 B CN 111939704B CN 202010838834 A CN202010838834 A CN 202010838834A CN 111939704 B CN111939704 B CN 111939704B
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- water
- dust removal
- fixedly arranged
- water tank
- removal box
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- 239000000428 dust Substances 0.000 title claims abstract description 84
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 124
- 238000005086 pumping Methods 0.000 claims abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims abstract 4
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 27
- 230000007480 spreading Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 210000005056 cell body Anatomy 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000002791 soaking Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 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
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- 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
-
- 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
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/028—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by directing the gas through a wetted wire mesh or a perforated plate
-
- 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
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
- Prevention Of Fouling (AREA)
Abstract
The invention discloses a dust removal device for constructional engineering, which comprises a dust removal box, wherein a bottom plate is fixedly arranged at the lower end of the dust removal box, a water tank is fixedly arranged at the upper end of the bottom plate, a movable rod is movably arranged at the upper end of the water tank, first groove bodies are arranged at the front end and the rear end of the dust removal box in a penetrating manner, a water pump body is fixedly arranged at the upper end of the bottom plate, a water pump water pumping pipe is fixedly arranged at the front end of the water tank, a water pump water outlet pipe is fixedly arranged at the upper end of the water pump body, exhaust fans are fixedly arranged on the inner walls of the upper end and the lower end of the first groove body, and a diversion box is fixedly arranged at the front end of the dust removal box. This dust collector for building engineering through setting up movable rod, body, filter screen and water tank, has realized the buoyancy effect through the water and has realized the effect of filter screen perpendicular to direction up-and-down motion, has effectively realized the clean effect to the filter screen of dust removal incasement portion, has improved the life and the dust absorption ability of filter screen, and is convenient to the cleanness of filter screen, has certain spreading value.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a dust removal device for constructional engineering.
Background
The building engineering refers to an engineering entity formed by the construction of various house buildings and auxiliary facilities thereof and the installation activities of lines, pipelines and equipment matched with the house buildings, the spreading phenomenon of building dust can not be avoided in the construction process of the building engineering, and the problem is solved by sprinkling water and reducing dust on the existing building site.
According to the dust collector for building engineering who proposes in the patent 201910907169.8, "utilize the motor to drive the pivot and drive carousel eccentric motion, thereby through the connecting rod, the irregular swing of connecting block and A elastic component drive filter screen, be convenient for handle the dust on the filter screen," but this kind of mode only can shake the partial dust on the filter screen through the swing effect and fall into in collecting the box, partial dust adsorbs and is difficult to fall down on the filter screen, can reduce the adsorption efficiency of filter screen to the dust after long-term the use, current dust collector can't carry out good processing to the dust on the filter screen, consequently, need to design a dust collector for building engineering to solve above-mentioned problem urgently.
Disclosure of Invention
The invention aims to provide a dust removal device for construction engineering, which solves the problem that the existing dust removal device proposed in the background art cannot well treat dust on a filter screen.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dust collector for building engineering, includes the dust removal case, dust removal case lower extreme fixed mounting has the bottom plate, bottom plate upper end fixed mounting has the water tank, water tank upper end activity is provided with the movable rod, both ends run through around the dust removal case and have seted up first cell body, bottom plate upper end fixed mounting has the water pump body, water tank front end fixed mounting has the water pump drinking-water pipe, water pump body upper end fixed mounting has the water pump outlet pipe, both ends inner wall fixed mounting has the air exhauster about the first cell body, dust removal case front end fixed mounting has the reposition of redundant personnel case, the water injection hole has been seted up to the water tank upper end is fixed, the inside activity of water tank is provided with the body.
Preferably, the gyro wheel is installed in the rotation of both ends inner wall around the bottom plate, the one end fixed mounting that the water tank is close to the dust removal case has the back flow, both ends inner wall fixed mounting has first stopper about the dust removal case, the inside movable mounting of first stopper has first water shutoff board, both ends run through about the first stopper and have seted up the second cell body, the second cell body is in the coplanar and link up each other with the back flow.
Preferably, the inner walls of the left end and the right end of the first limiting block are fixedly provided with second limiting blocks, the inner walls of the left end and the right end of the second limiting block are movably provided with second water plugging plates, each second water plugging plate is of an inverted T-shaped structure, the second water plugging plates are matched with the second limiting blocks, and the inner walls of the left end and the right end of the first limiting block are movably provided with collecting boxes.
Preferably, the movable rod is "U" type structure, the lower extreme that the movable rod is close to dust removal case center runs through dust removal case and first cell body fixed mounting has a square slab, both ends are run through and are installed the filter screen about the square slab, the lower extreme and the body upper end interconnect at dust removal case center are kept away from to the movable rod.
Preferably, a channel is fixedly mounted at the lower end of the first groove body, the channel is communicated with an air outlet of the exhaust fan, a first handle is fixedly mounted at the rear end of the first water plugging plate, and a second handle is fixedly mounted at the rear end of the second water plugging plate.
Preferably, the lower extreme that the movable rod is close to dust removal case center is "T" type structure, square plate upper end threaded connection has the bolt, the bolt lower extreme runs through inside square plate and the movable rod extends to the square plate, movable rod and square plate looks adaptation.
Preferably, the lid is installed in the dust removal case rear end is articulated, lid rear end fixed mounting has the third handle, the flow distribution box is hollow structure, flow distribution box rear end fixed mounting has high pressure nozzle, water pump outlet pipe rear end and flow distribution box front end link up each other.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the dust removal device for the building engineering, the movable rod, the floating body, the filter screen and the water tank are arranged, so that the effect that the filter screen moves up and down in the vertical direction under the buoyancy action of a water body is realized, the cleaning effect on the filter screen in the dust removal tank is effectively realized, the service life and the dust collection capacity of the filter screen are improved, the filter screen is convenient to clean, and certain popularization value is realized;
2. according to the dust removal device for the building engineering, the double effects of soaking, cleaning and washing the filter screen are achieved by arranging the water pump body and the high-pressure spray head, so that the filter screen is quickly cleaned, the effect of recycling the water body is achieved by arranging the first water plugging plate, the second groove body and the return pipe, the waste of a water source is effectively reduced, and the dust removal device is economical and environment-friendly;
3. this dust collector for building engineering through setting up the passageway, the settlement of easy dust has improved this dust collector's clean effect, through the setting in water injection hole, realizes the effect of the device accessible rainwater supply, and resources are saved has realized the effect of square slab steady motion through setting up first stopper, and the device dust removal effect is good, and easy to use is clean convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal cross-sectional structure of the dust box and water tank of the present invention;
FIG. 3 is a schematic side sectional view of the water tank of the present invention;
FIG. 4 is a schematic view of the rear end structure of the dust box of the present invention;
FIG. 5 is a schematic view of the structure of the movable rod and the square plate of the present invention;
fig. 6 is a schematic diagram of the rear end structure of the flow distribution box of the present invention.
In the figure: 1. a dust removal box; 2. a base plate; 3. a water tank; 4. a movable rod; 5. a first tank body; 6. a water pump body; 7. a water pump suction pipe; 8. a water outlet pipe of the water pump; 9. an exhaust fan; 10. a roller; 11. a shunt box; 12. a water injection hole; 13. a float; 14. a return pipe; 15. a first stopper; 16. a first water shut-off plate; 17. a second tank body; 18. a second limiting block; 19. a second water shut-off plate; 20. a collection box; 21. a square plate; 22. a bolt; 23. a channel; 24. filtering with a screen; 25. a first handle; 26. a second handle; 27. a cover body; 28. a third handle; 29. a high-pressure spray head.
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. 1-6, the present invention provides a technical solution: the utility model provides a dust collector for building engineering, including dust removal case 1, 1 lower extreme fixed mounting of dust removal case has bottom plate 2, 2 upper end fixed mounting of bottom plate have water tank 3, 3 upper end activities of water tank are provided with movable rod 4, both ends run through around the dust removal case 1 and have seted up first cell body 5, 2 upper end fixed mounting of bottom plate have water pump body 6, 3 front end fixed mounting of water tank have water pump drinking- water pipe 7, 6 upper end fixed mounting of water pump body have water pump outlet pipe 8, both ends inner wall fixed mounting has air exhauster 9 about the first cell body 5, 1 front end fixed mounting of dust removal case has reposition of redundant personnel case 11, 3 upper ends of water tank have fixedly seted up water injection hole 12, 3 inside activities of water tank are provided with body 13.
Further, both ends inner wall rotates around the bottom plate 2 and installs gyro wheel 10, the one end fixed mounting that water tank 3 is close to dust removal case 1 has back flow 14, both ends inner wall fixed mounting has first stopper 15 about dust removal case 1, the inside movable mounting of first stopper 15 has first stagnant water board 16, both ends run through about first stopper 15 and have seted up second cell body 17, second cell body 17 is in with the back flow 14 on the plane and link up each other, the device water and the effect of cyclic use have been realized, water conservation source, do benefit to the environmental protection, gyro wheel 10's setting makes the device remove conveniently, do benefit to and use in the transportation of building site.
Further, both ends inner wall fixed mounting has second stopper 18 about first stopper 15, both ends inner wall activity is provided with second water shutoff board 19 about second stopper 18, second water shutoff board 19 is "T" type structure, second water shutoff board 19 and second stopper 18 looks adaptation, both ends inner wall activity is provided with collecting box 20 about first stopper 15, the limiting displacement to square plate 21 has been realized in setting up of first stopper 15, the effect of both ends inner wall motion about first stopper 15 is followed at both ends about realizing square plate 21, and then realized filter screen 24's steady motion, do benefit to the cleaning work to filter screen 24.
Further, movable rod 4 is "U" type structure of falling, movable rod 4 runs through dust removal case 1 and 5 fixed mounting of first cell body with square plate 21 near the lower extreme at dust removal case 1 center, both ends are run through about square plate 21 and are installed filter screen 24, movable rod 4 keeps away from the lower extreme at dust removal case 1 center and 13 upper end interconnect of body, body 13 sets up the motion that the buoyancy that has realized the device through the water realizes movable rod 4 perpendicular to direction, and then realize filter screen 24's motion, mechanical transmission structure has been avoided using, the energy saving.
Furthermore, a channel 23 is fixedly mounted at the lower end of the first tank body 5, the channel 23 is communicated with an air outlet of the exhaust fan 9, a first handle 25 is fixedly mounted at the rear end of the first water plugging plate 16, a second handle 26 is fixedly mounted at the rear end of the second water plugging plate 19, so that the characteristic that the first water plugging plate 16 and the second water plugging plate 19 are easy to draw out is realized, the two water plugging plates are arranged to realize the separation effect on a water body, the first water plugging plate 16 also has the function of controlling water flow to flow back, such as water recycling in the water tank 3, and precipitates such as dust after water washing are easily placed into the collecting tank 20 through the arrangement of the second water plugging plate 19, so that the cleaning is convenient.
Further, the lower extreme that movable rod 4 is close to dust removal case 1 center is "T" type structure, and threaded connection has bolt 22 on the square plate 21, and inside bolt 22 lower extreme ran through square plate 21 and movable rod 4 and extended to square plate 21, movable rod 4 and square plate 21 looks adaptation have realized the joint effect and the threaded connection effect of movable rod 4 with square plate 21, have improved the connection effect of movable rod 4 with square plate 21, and the fastness is high, and stability is strong.
Further, lid 27 is installed in the articulated lid that installs of dust removal case 1 rear end, lid 27 rear end fixed mounting has third handle 28, flow distribution box 11 is hollow structure, flow distribution box 11 rear end fixed mounting has high pressure nozzle 29, 8 rear ends of water pump outlet pipe and flow distribution box 11 front ends link up each other, realized when filter screen 24 moves to high pressure nozzle 29 position, filter screen 24 receives the soaking of water and the washing effect of a plurality of high pressure nozzle 29 to filter screen 24, the clean effect to filter screen 24 has been improved, quick clean has been realized, clean effectual, high durability and convenient use.
The working principle is as follows: when the device is used, firstly, the device is placed at a proper position of an area with larger dust, the exhaust fan 9 is started to pump the dust in the area, the dust is discharged into the dust removal box 1 through the exhaust fan 9, the dust falls on the filter screen 24 through the channel 23, and part of the dust falls on the upper end of the second water plugging plate 19 through the filter screen 24, when the filter screen 24 needs to be cleaned after being used for a long time, the water pump body 6 is started to pump water in the water tank 3 into the dust removal box 1, water flows through the water pump water pumping pipe 7, the water pump water outlet pipe 8 and the flow dividing box 11 and is finally sprayed out from the plurality of high-pressure spray nozzles 29, at the moment, the water level in the water tank 3 slowly drops to drive the floating body 13 to drop so as to drive the movable rod 4 to drop, finally, the filter screen 24 is soaked in the water in the dust removal box 1, and is positioned on the same plane with the high-pressure spray nozzles 29 at the position where the filter screen 24 finally reaches, the filter screen 24 is subjected to soaking effect of water and the impact of the high-pressure spray nozzles 29 to realize quick cleaning, because the water body can not leak under the action of the first water plugging plate 16 and the second water plugging plate 19, after the filter screen 24 is cleaned, the water pump body 6 is closed, the first water plugging plate 16 is pulled out manually through the first handle 25, so that the water in the dust removing box 1 flows into the two water tanks 3 through the second groove body 17 and the return pipe 14, at the moment, the water body flows into the water tanks 3 from the gap between the floating body 13 and the inner walls of the water tanks 3, the floating body 13 slowly rises again, the filter screen 24 is finally reset, the surface of the filter screen 24 is wet due to the water soaking action, dust is easy to adsorb, after multiple times of use, the second water plugging plate 19 is pulled outwards and back and forth manually through the second handle 26, so that the precipitate formed by the dust falls into the collecting box 20, the cover body 27 is opened manually, the precipitate in the collecting box 20 is cleaned in time, and the cleaning and maintenance work of the device can be finished.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (1)
1. The utility model provides a dust collector for building engineering, includes dust removal case, its characterized in that: the water tank is fixedly arranged at the lower end of the dust removal box, a water tank is fixedly arranged at the upper end of the bottom plate, a movable rod is movably arranged at the upper end of the water tank, first groove bodies are arranged at the front end and the rear end of the dust removal box in a penetrating mode, a water pump body is fixedly arranged at the upper end of the bottom plate, a water pump water pumping pipe is fixedly arranged at the front end of the water tank, a water pump water outlet pipe is fixedly arranged at the upper end of the water pump body, exhaust fans are fixedly arranged on the inner walls of the upper end and the lower end of the first groove bodies, a diversion box is fixedly arranged at the front end of the dust removal box, water injection holes are fixedly arranged at the upper end of the water tank, and floating bodies are movably arranged in the water tank;
the inner walls of the front end and the rear end of the bottom plate are rotatably provided with idler wheels, one end of the water tank close to the dust removal box is fixedly provided with a return pipe, the inner walls of the left end and the right end of the dust removal box are fixedly provided with first limiting blocks, first water plugging plates are movably arranged in the first limiting blocks, the left end and the right end of each first limiting block are provided with second groove bodies in a penetrating mode, and the second groove bodies and the return pipe are located on the same plane and are mutually communicated;
the inner walls of the left end and the right end of the first limiting block are fixedly provided with second limiting blocks, the inner walls of the left end and the right end of the second limiting block are movably provided with second water plugging plates, the second water plugging plates are of inverted T-shaped structures and are matched with the second limiting block, and the inner walls of the left end and the right end of the first limiting block are movably provided with collecting boxes;
the lower end of the movable rod, which is close to the center of the dust removal box, penetrates through the dust removal box and is fixedly provided with a square plate through the first groove body, the upper end and the lower end of the square plate are provided with filter screens in a penetrating manner, and the lower end, which is far away from the center of the dust removal box, of the movable rod is connected with the upper end of the floating body;
a channel is fixedly arranged at the lower end of the first groove body, the channel is communicated with an air outlet of the exhaust fan, a first handle is fixedly arranged at the rear end of the first water plugging plate, and a second handle is fixedly arranged at the rear end of the second water plugging plate;
the lower end of the movable rod close to the center of the dust removal box is of an inverted T-shaped structure, the upper end of the square plate is in threaded connection with a bolt, the lower end of the bolt penetrates through the square plate and the movable rod and extends into the square plate, and the movable rod is matched with the square plate;
the dust removal case rear end is articulated to be installed the lid, lid rear end fixed mounting has the third handle, the reposition of redundant personnel case is hollow structure, reposition of redundant personnel case rear end fixed mounting has high-pressure shower nozzle, water pump outlet pipe rear end and reposition of redundant personnel case front end link up each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010838834.5A CN111939704B (en) | 2020-08-19 | 2020-08-19 | Dust collector for building engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010838834.5A CN111939704B (en) | 2020-08-19 | 2020-08-19 | Dust collector for building engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111939704A CN111939704A (en) | 2020-11-17 |
| CN111939704B true CN111939704B (en) | 2022-04-15 |
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ID=73358925
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010838834.5A Active CN111939704B (en) | 2020-08-19 | 2020-08-19 | Dust collector for building engineering |
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| Country | Link |
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| CN (1) | CN111939704B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117085449B (en) * | 2023-10-17 | 2023-12-22 | 太原科技大学 | Coal bed gas collection and transportation dust filtering device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0910536A (en) * | 1995-06-30 | 1997-01-14 | Nico Tec:Kk | Wet type dust collector |
| CN208975443U (en) * | 2018-10-17 | 2019-06-14 | 内蒙古察右前旗蒙发铁合金有限责任公司 | A kind of low emission dust-extraction unit for high carbon ferromanganese mineral hot furnace |
| CN209060769U (en) * | 2018-06-04 | 2019-07-05 | 深圳市金城空调净化技术有限公司 | A kind of interior architecture construction portable dust-extraction unit |
| CN209116725U (en) * | 2018-11-09 | 2019-07-16 | 江西天美生物科技有限公司 | A kind of washing active carbon drying device |
| CN211069532U (en) * | 2019-11-19 | 2020-07-24 | 胡一杰 | Building engineering construction dust collector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7967900B2 (en) * | 2006-10-30 | 2011-06-28 | Sanyo Electric Co., Ltd. | Air filtering apparatus |
-
2020
- 2020-08-19 CN CN202010838834.5A patent/CN111939704B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0910536A (en) * | 1995-06-30 | 1997-01-14 | Nico Tec:Kk | Wet type dust collector |
| CN209060769U (en) * | 2018-06-04 | 2019-07-05 | 深圳市金城空调净化技术有限公司 | A kind of interior architecture construction portable dust-extraction unit |
| CN208975443U (en) * | 2018-10-17 | 2019-06-14 | 内蒙古察右前旗蒙发铁合金有限责任公司 | A kind of low emission dust-extraction unit for high carbon ferromanganese mineral hot furnace |
| CN209116725U (en) * | 2018-11-09 | 2019-07-16 | 江西天美生物科技有限公司 | A kind of washing active carbon drying device |
| CN211069532U (en) * | 2019-11-19 | 2020-07-24 | 胡一杰 | Building engineering construction dust collector |
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| CN111939704A (en) | 2020-11-17 |
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Effective date of registration: 20220324 Address after: 257000 No. 481, Weifang Road, Wenhui sub district office, Dongying District, Dongying City, Shandong Province Applicant after: Dongying Meicheng environmental cleaning Co.,Ltd. Address before: 200040 Nanjing West Road, Jing'an District, Shanghai Applicant before: Liu Lei |
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Denomination of invention: A dust removal device for construction engineering Effective date of registration: 20220802 Granted publication date: 20220415 Pledgee: China Construction Bank Corporation Dongying nonggao District sub branch Pledgor: Dongying Meicheng environmental cleaning Co.,Ltd. Registration number: Y2022980011783 |
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