CN108939790B - Weaving machine weaving dirt collection device - Google Patents
Weaving machine weaving dirt collection device Download PDFInfo
- Publication number
- CN108939790B CN108939790B CN201811168613.0A CN201811168613A CN108939790B CN 108939790 B CN108939790 B CN 108939790B CN 201811168613 A CN201811168613 A CN 201811168613A CN 108939790 B CN108939790 B CN 108939790B
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- CN
- China
- Prior art keywords
- screen plate
- filtering
- filter screen
- pipeline
- motor
- 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.)
- Expired - Fee Related
Links
- 238000009941 weaving Methods 0.000 title description 10
- 238000001914 filtration Methods 0.000 claims abstract description 93
- 239000000428 dust Substances 0.000 claims abstract description 61
- 239000004753 textile Substances 0.000 claims abstract description 55
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 229920000742 Cotton Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change 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
- 238000009987 spinning Methods 0.000 description 1
- 238000006467 substitution reaction 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
- B01D50/20—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
- 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
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- 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
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
-
- 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
- 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
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H11/00—Arrangements for confining or removing dust, fly or the like
- D01H11/005—Arrangements for confining or removing dust, fly or the like with blowing and/or suction devices
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
- D03J1/00—Auxiliary apparatus combined with or associated with looms
- D03J1/002—Climatic conditioning or removing lint or dust
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/32—Devices for removing lint or fluff
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a textile dust collecting device of a textile machine, and belongs to the technical field of textile machinery. The first filter screen plate and the second filter screen plate of the collecting device are sequentially arranged in a filter pipeline, the bottom of the filter pipeline between the first filter screen plate and the second filter screen plate is provided with an opening, and the dust collecting box is arranged at the bottom opening; a cavity for accommodating the cleaning device is arranged at the top of the filtering pipeline between the first filtering screen plate and the second filtering screen plate, and the cleaning device is arranged in the cavity; the first motor is fixedly connected with the first filter screen plate, the second motor is fixedly connected with the second filter screen plate, and the bottoms of the first filter screen plate and the second filter screen plate are movably connected with the inner wall of the filter pipeline. The collecting device disclosed by the invention is simple in structure, and is convenient to clean textile dust adhered to the filter screen plate, so that the fault rate of the collecting device is reduced.
Description
Technical Field
The invention relates to the technical field of textile machinery, in particular to a textile dust collecting device of a textile machine.
Background
With the progress of science and technology, the textile industry of China has been rapidly developed in recent years, and the rapid development of textile machinery follows. In the weaving workshop, spinning machine can produce a large amount of weaving dirt in the course of the work, influences workshop operational environment, and the staff works under this environment for a long time, is unfavorable for healthily. The existing textile machine textile dust collecting device basically adopts a dust filtering device to filter and purify air containing textile dust, discharge clean air and collect the filtered textile dust, but the textile dust is naturally twisted due to the longitudinal direction of cotton fibers, and after the fibers are naturally contacted, the fibers are easily lapped together due to the surface friction and the intermolecular attraction, so that adhesion is formed. The cotton dust is very easily adhered to the surface of the filter in the textile dust collecting process, so that the filtering area is reduced, the air channel is blocked, the cotton dust is also adhered to the fan, the fan fault is caused, and the collecting efficiency is influenced.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a textile dust collecting device of a textile machine.
The invention provides a textile dust collecting device of a textile machine, which comprises: the dust collecting device comprises at least one collecting hopper, a cyclone cylinder, a filtering pipeline, a first filtering screen plate, a second filtering screen plate, a dust collecting box, a cleaning device and a fan, wherein the collecting hopper is fixed outside the cyclone cylinder through a communicating pipeline; a cavity for accommodating the cleaning device is arranged at the top of the filtering pipeline between the first filtering screen plate and the second filtering screen plate, and the cleaning device is arranged in the cavity;
a first motor and a second motor are arranged outside the filtering pipeline, an output shaft of the first motor enters the filtering pipeline and is fixedly connected with the first filtering screen plate, an output shaft of the second motor enters the filtering pipeline and is fixedly connected with the second filtering screen plate, and the bottoms of the first filtering screen plate and the second filtering screen plate are movably connected with the inner wall of the filtering pipeline;
cleaning device includes the telescopic link, connecting rod and two scraper blades, the telescopic link passes through the support to be fixed on filtering conduit, and the lower extreme of telescopic link penetrates filtering conduit's inside and is connected with the middle part of connecting rod, and two scraper blades are fixed at the both ends of connecting rod, are equipped with the cavity that holds connecting rod and two scraper blades on the filtering conduit, and the scraper blade contacts with the filter screen face of first filter screen board and second filter screen board.
Preferably, a rotating shaft is arranged in the cyclone cylinder along the vertical direction, a plurality of vertical fan blades are arranged on the rotating shaft, a third motor is connected to the bottom end of the rotating shaft, a motor fixing frame is arranged in the cyclone cylinder, the third motor is arranged on the fixing frame, and the third motor is electrically connected with a power supply through a control switch.
Preferably, the output shafts of the first motor and the second motor are arranged along the axial direction of the first filter screen plate and the second filter screen plate, the bottoms of the first filter screen plate and the second filter screen plate are provided with connecting rods along the axial direction, and the connecting rods are in interference fit with the filter pipeline.
Preferably, the first filter screen plate and the second filter screen plate are provided with elastic strips on the contour surfaces contacting with the inner wall of the filter pipeline.
Preferably, the dust box is detachably connected to the filtering duct.
Preferably, the telescopic rod is an electric telescopic rod.
Preferably, a fixing table is arranged on one side of the cyclone cylinder, the dust collection box is arranged on the fixing table, and the fan is fixed on the fixing table through a support frame.
Compared with the prior art, the invention has the beneficial effects that: the first filter screen plate and the second filter screen plate of the collecting device of the invention can rotate in the filter pipeline, when the first filter screen plate or the second filter screen plate adsorbs more textile dust, the motor drives the first filter screen plate or the second filter screen plate to rotate for 180 degrees, the side adhered with the textile dust is rotated to the side close to the cleaning device, then the scraper of the cleaning device moves up and down to clean the adhered textile dust, the cleaned textile dust falls to the dust collection box, the first filter screen plate and the second filter screen plate are prevented from rotating simultaneously, thus, when the first filter screen rotates, the textile dust which is not blocked is blocked by the second filter screen again, and when the second filter screen rotates, the first filter screen does not rotate, the cleanliness of the air blown out from the fan outlet is ensured, the filtering effect is improved, and the problem that the textile dust is adhered to the motor to cause motor failure is avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of part A of the present invention.
Description of reference numerals:
1. the dust collecting device comprises a collecting hopper, 2. a cyclone cylinder, 21. a rotating shaft, 22. a vertical fan blade, 3. a filtering pipeline, 4. a first filtering screen plate, 5. a second filtering screen plate, 6. a dust collecting box, 7. a cleaning device, 71. a telescopic rod, 72. a connecting rod, 73. a scraper, 8. a fan, 9. a first motor, 10. a second motor and 11. a fixed platform.
Detailed Description
Detailed description of the preferred embodimentsthe following detailed description of the present invention will be made with reference to the accompanying drawings 1-2, although it should be understood that the scope of the present invention is not limited to the specific embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The invention provides a textile machine textile dust collecting device, which comprises: the device comprises at least one collecting hopper 1, a cyclone cylinder 2, a filtering pipeline 3, a first filtering screen plate 4, a second filtering screen plate 5, a dust collecting box 6, a cleaning device 7 and a fan 8, wherein the collecting hopper 1 is fixed outside the cyclone cylinder 2 through a communicating pipeline, the filtering pipeline 3 is arranged at the top of the cyclone cylinder 2, one end of the filtering pipeline 3 is connected with the cyclone cylinder 2, the fan 8 is arranged at the other end of the filtering pipeline 3, the first filtering screen plate 4 and the second filtering screen plate 5 are sequentially arranged in the filtering pipeline 3, the bottom of the filtering pipeline 3 between the first filtering screen plate 4 and the second filtering screen plate 5 is provided with an opening, and the dust collecting box 6 is arranged at the bottom opening; a cavity for accommodating the cleaning device 7 is arranged at the top of the filtering pipeline 3 between the first filtering screen plate 4 and the second filtering screen plate 5, and the cleaning device 7 is arranged in the cavity;
a first motor 9 and a second motor 10 are arranged outside the filtering pipeline 3, an output shaft of the first motor 9 enters the filtering pipeline 3 and is fixedly connected with a first filtering screen plate 4, an output shaft of the second motor 10 enters the filtering pipeline 3 and is fixedly connected with a second filtering screen plate 5, and the bottoms of the first filtering screen plate 4 and the second filtering screen plate 5 are movably connected with the inner wall of the filtering pipeline 3;
By adopting the technical scheme, the textile dust collecting device is fixed on the textile machine, when the textile machine works, flying textile dust and other dust are simultaneously sucked into the cyclone cylinder 2 by the collecting hopper 1, large-particle dust is separated and precipitated to the bottom of the cyclone cylinder 2 in the cyclone cylinder 2 during rotation, textile dust such as cotton fiber enters the filtering pipeline 3 and is filtered under the action of the first filtering screen plate 4 and the second filtering screen plate 5, the air outlet end of the clean air fan 8 is discharged, because the first filtering screen plate 4 and the second filtering screen plate 5 can rotate in the filtering pipeline 3, after more textile dust is adsorbed on the first filtering screen plate 4 or the second filtering screen plate 5, the motor drives the first filtering screen plate 4 or the second filtering screen plate 5 to rotate for 180 degrees, the surface adhered with the textile dust is rotated to the side close to the cleaning device 7, and then the scraper plate 73 of the cleaning device 7 moves up and down to clean the adhered textile dust, the weaving dirt that the clearance was come out drops to dust-collecting box 6, during the in-service use, first filter screen plate 4 and second filter screen plate 5 are avoided rotating simultaneously, when first filter screen plate 4 rotates like this, the weaving dirt that does not block is blockked once more by second filter screen plate 5, when second filter screen plate 5 rotates like this, first filter screen plate 4 does not change, the cleanliness factor of the wind that blows out from 8 minutes mouths of fan has been ensured like this, improve the filter effect, avoid weaving dirt to adhere the problem that leads to motor fault on the motor, second filter screen plate 5 can block the weaving dirt that the particle diameter is littleer for first filter screen plate 4, the stage filtration, improve the filter effect.
Furthermore, a rotating shaft 21 is arranged in the cyclone cylinder 2 along the vertical direction, a plurality of vertical fan blades 22 are arranged on the rotating shaft 21, a third motor is connected to the bottom end of the rotating shaft 21, a motor fixing frame is arranged in the cyclone cylinder 2, the third motor is arranged on the fixing frame and is electrically connected with a power supply through a control switch, the rotating shaft 21 is driven to rotate through the third motor, then the vertical fan blades 22 on the rotating shaft 21 rotate to drive the air in the cyclone cylinder 2 to rotate, large-particle dust sinks along the cyclone cylinder 2 under the centrifugal action and is collected at the bottom of the cyclone cylinder 2, and a dust exhaust port can be arranged at the bottom of the cyclone cylinder 2 and is used for exhausting the sinking dust.
Further, the output shafts of the first motor 9 and the second motor 10 are arranged along the axial direction of the first filter screen plate 4 and the second filter screen plate 5, the bottoms of the first filter screen plate 4 and the second filter screen plate 5 are provided with connecting rods along the axial direction, and the connecting rods are in interference fit with the filter pipeline 3.
Furthermore, elastic strips are arranged on the contour surfaces of the first filter screen plate 4 and the second filter screen plate 5, which are in contact with the inner wall of the filter pipeline 3.
Further, a dust box 6 is detachably connected to the filter duct 3.
Further, the telescopic rod 71 is an electric telescopic rod.
Furthermore, a fixing platform 11 is arranged on one side of the cyclone cylinder 2, the dust collection box 6 is arranged on the fixing platform 11, and the fan 8 is fixed on the fixing platform 11 through a support frame.
In conclusion, the first filter screen plate and the second filter screen plate of the collecting device of the invention can rotate in the filter pipeline, when the first filter screen plate or the second filter screen plate adsorbs more textile dust, the motor drives the first filter screen plate or the second filter screen plate to rotate for 180 degrees, the side adhered with the textile dust is rotated to the side close to the cleaning device, then the scraper of the cleaning device moves up and down to clean the adhered textile dust, the cleaned textile dust falls to the dust collection box, the first filter screen plate and the second filter screen plate are prevented from rotating simultaneously, thus, when the first filter screen rotates, the textile dust which is not blocked is blocked by the second filter screen again, and when the second filter screen rotates, the first filter screen does not rotate, the cleanliness of the air blown out from the fan outlet is ensured, the filtering effect is improved, and the problem that the textile dust is adhered to the motor to cause motor faults is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A textile machine textile dust collection device, comprising: the device comprises at least one collecting hopper (1), a cyclone cylinder (2), a filtering pipeline (3), a first filtering screen plate (4), a second filtering screen plate (5), a dust collecting box (6), a cleaning device (7) and a fan (8), wherein the collecting hopper (1) is fixed outside the cyclone cylinder (2) through a communicating pipeline, the filtering pipeline (3) is arranged at the top of the cyclone cylinder (2), one end of the filtering pipeline (3) is connected with the cyclone cylinder (2), the other end of the filtering pipeline (3) is connected with the fan (8), the first filtering screen plate (4) and the second filtering screen plate (5) are sequentially arranged in the filtering pipeline (3), an opening is formed in the bottom of the filtering pipeline (3) between the first filtering screen plate (4) and the second filtering screen plate (5), and the dust collecting box (6) is arranged at the opening; a cavity for accommodating a cleaning device (7) is arranged at the top of the filtering pipeline (3) between the first filtering screen plate (4) and the second filtering screen plate (5), and the cleaning device (7) is arranged in the cavity;
a first motor (9) and a second motor (10) are arranged outside the filtering pipeline (3), an output shaft of the first motor (9) enters the filtering pipeline (3) to be fixedly connected with the first filtering screen plate (4), an output shaft of the second motor (10) enters the filtering pipeline (3) to be fixedly connected with the second filtering screen plate (5), the bottoms of the first filtering screen plate (4) and the second filtering screen plate (5) are movably connected with the inner wall of the filtering pipeline (3), and the first filtering screen plate (4) and the second filtering screen plate (5) do not rotate simultaneously;
cleaning device (7) include telescopic link (71), connecting rod (72) and two scraper blades (73), telescopic link (71) are fixed on filtering duct (3) through the support, and the lower extreme of telescopic link (71) penetrates the inside of filtering duct (3) and is connected with the middle part of connecting rod (72), and two scraper blades (73) are fixed at the both ends of connecting rod (72), are equipped with the cavity that holds connecting rod (72) and two scraper blades (73) on filtering duct (3), and scraper blade (73) contact with the filter screen face of first filter screen board (4) and second filter screen board (5).
2. The textile machine textile dust collecting device of claim 1, characterized in that a rotating shaft (21) is arranged in the cyclone cylinder (2) along the vertical direction, a plurality of vertical fan blades (22) are arranged on the rotating shaft (21), the bottom end of the rotating shaft (21) is connected with a third motor, a motor fixing frame is arranged in the cyclone cylinder (2), the third motor is arranged on the fixing frame, and the third motor is electrically connected with a power supply through a control switch.
3. The textile machine textile dust collecting device of claim 1, characterized in that the output shafts of the first motor (9) and the second motor (10) are arranged along the axial direction of the first filter screen plate (4) and the second filter screen plate (5), the bottom parts of the first filter screen plate (4) and the second filter screen plate (5) are provided with connecting shafts along the axial direction, and the connecting shafts are in interference fit with the filter pipeline (3).
4. The textile machine textile dust collecting device as claimed in claim 1, characterized in that the contour surface of the first filter screen plate (4) and the second filter screen plate (5) contacting the inner wall of the filter duct (3) is provided with elastic strips.
5. The textile machine textile dust collecting device as claimed in claim 1, characterized in that the dust collecting box (6) is detachably connected to the filter conduit (3).
6. The textile machine textile dust collecting device as claimed in claim 1, characterized in that the telescopic rod (71) is an electric telescopic rod.
7. The textile machine textile dust collecting device as claimed in claim 1, characterized in that a fixing platform (11) is arranged on one side of the cyclone (2), the dust collecting box (6) is arranged on the fixing platform (11), and the fan (8) is fixed on the fixing platform (11) through a supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811168613.0A CN108939790B (en) | 2018-10-08 | 2018-10-08 | Weaving machine weaving dirt collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811168613.0A CN108939790B (en) | 2018-10-08 | 2018-10-08 | Weaving machine weaving dirt collection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108939790A CN108939790A (en) | 2018-12-07 |
| CN108939790B true CN108939790B (en) | 2021-09-28 |
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ID=64472855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811168613.0A Expired - Fee Related CN108939790B (en) | 2018-10-08 | 2018-10-08 | Weaving machine weaving dirt collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108939790B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112393291B (en) * | 2020-10-09 | 2022-11-15 | 合肥三邦环保科技有限公司 | Domestic oil smoke purifies all-in-one |
| CN112403156B (en) * | 2020-10-09 | 2022-05-17 | 合肥三邦环保科技有限公司 | Efficient oil smoke purifier |
| CN112410949A (en) * | 2020-11-24 | 2021-02-26 | 莫晨良 | Weaving dust collection device for weaving equipment |
| CN112893317A (en) * | 2021-01-16 | 2021-06-04 | 莫晨良 | Textile waste collection device of textile production chemical fiber cloth |
| CN112933788A (en) * | 2021-02-23 | 2021-06-11 | 诸暨市源浦机械科技有限公司 | Weaving dust collecting device |
| CN113398684B (en) * | 2021-08-18 | 2021-10-29 | 山东金宜善新材料有限公司 | Waste gas filtering device in chemical equipment |
| GB2612975A (en) * | 2021-11-17 | 2023-05-24 | Dyson Technology Ltd | Dirt separator |
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| CN204121903U (en) * | 2014-08-13 | 2015-01-28 | 国电科学技术研究院 | A kind of for the High Temperature Pre dust arrester before SCR denitration system |
| CN107281842A (en) * | 2017-08-24 | 2017-10-24 | 萍乡市普天高科实业有限公司 | A kind of high-temperature dust removing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO1997048474A1 (en) * | 1996-06-19 | 1997-12-24 | Moon Chan Park | Apparatus and method for continuously purifying gas with continuously cleaning filter, and package-type filter |
| KR100894362B1 (en) * | 2007-05-03 | 2009-04-22 | 삼성중공업 주식회사 | Filter dusting device of ventilation |
| CN205199127U (en) * | 2015-12-21 | 2016-05-04 | 杭州启澄科技有限公司 | Effluent water sump suspended solid remove device |
| CN108554013A (en) * | 2017-12-24 | 2018-09-21 | 吕慧峰 | A kind of clarifier strainer cleaning plant easy to use |
| CN108479260A (en) * | 2018-04-28 | 2018-09-04 | 江苏华强新能源科技有限公司 | A kind of high-efficient energy-saving environment friendly industrial air filter |
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2018
- 2018-10-08 CN CN201811168613.0A patent/CN108939790B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204121903U (en) * | 2014-08-13 | 2015-01-28 | 国电科学技术研究院 | A kind of for the High Temperature Pre dust arrester before SCR denitration system |
| CN107281842A (en) * | 2017-08-24 | 2017-10-24 | 萍乡市普天高科实业有限公司 | A kind of high-temperature dust removing device |
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| CN108939790A (en) | 2018-12-07 |
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Granted publication date: 20210928 |