CN219666019U - Terrace dust recovery unit that polishes - Google Patents
Terrace dust recovery unit that polishes Download PDFInfo
- Publication number
- CN219666019U CN219666019U CN202321151572.0U CN202321151572U CN219666019U CN 219666019 U CN219666019 U CN 219666019U CN 202321151572 U CN202321151572 U CN 202321151572U CN 219666019 U CN219666019 U CN 219666019U
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- China
- Prior art keywords
- dust
- filter bag
- cover plate
- barrel
- plate
- 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.)
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- 239000000428 dust Substances 0.000 title claims abstract description 236
- 238000011084 recovery Methods 0.000 title claims abstract description 10
- 239000004744 fabric Substances 0.000 claims abstract description 22
- 238000005498 polishing Methods 0.000 claims abstract description 17
- 238000007790 scraping Methods 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims abstract description 16
- 238000004064 recycling Methods 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 abstract description 20
- 239000007787 solid Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model relates to the technical field of floor polishing and discloses a floor polishing dust recovery device, which comprises an industrial dust collector body, wherein the industrial dust collector body comprises a machine seat, a dust barrel, a dust removing unit and a dust collecting brush, dust in the dust collecting brush is concentrated, is filtered through a primary filter bag and then is filtered through a filter cloth partition plate, and is filtered through a secondary filter bag, solid particles are intercepted after the floor polishing dust is filtered through the three-layer filtering mechanism, compared with the single filter bag barrel in the prior art, the floor polishing dust recovery device has good filtering effect on dust, and is completely filtered, so that the filtered air does not contain impurities when entering a motor of a counter blower, the motor is effectively protected from being damaged, a second threaded rod is rotated, the height of a front cover plate is adjusted, the size of a dust inlet is further adjusted, and the floor polishing dust recovery device is convenient to adapt to collection and scraping of floors with different thicknesses.
Description
Technical Field
The utility model belongs to the technical field of floor polishing, and particularly relates to a floor polishing dust recovery device.
Background
After the floor is polished, a layer of thick dust can be remained on the ground, the polished dust is recovered by an industrial dust collector, the working principle of the industrial dust collector is that the high-speed upper operation of a motor is utilized to suck external air from a suction port, so that the caisson is vacuumized, dust can be sucked into a filter screen in the caisson through a floor brush or a pipeline, and the dust can be remained in the filter screen for filtering the air and then is discharged after entering the motor.
At present, the filter screen structure on the industry dust catcher is solitary filter bag structure, and solid particles adhere to and are crossed the filter bag surface, only just pass through the gap direct discharge of filter cloth after once filtering the back and will filter the back air, and this kind of single filter bag section of thick bamboo structure is when filtering the dust filtration of polishing of terrace and retrieving, is equivalent to only carrying out preliminary filtration, and is incomplete to the filtration of dust for the part can be followed the direct motor that gets into dust removal fan of dust filtration section of thick bamboo gap dust through, thereby contain impurity in the air reentrant motor, long-term so, can cause the destruction to the motor.
Disclosure of Invention
The utility model aims to provide a floor polishing dust recycling device for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a terrace dust recovery unit that polishes, includes the industry dust catcher body, the industry dust catcher body includes frame, dirt bucket, dust removal unit and dust absorption brush;
the dust removing unit comprises a lower shell, an upper shell, a mounting cavity formed by the lower shell and the upper shell, a back blower fixedly mounted in the mounting cavity, a primary filter bag and a secondary filter bag which are arranged on the inner side below the lower shell, and a filter cloth partition plate for separating the primary filter bag from the secondary filter bag;
the air inlet and the air outlet of the back blower are communicated with the air inlet and the air outlet of the primary filter bag and the secondary filter bag through three-way valves.
Preferably, the lower shell on the dust removing unit is in sealing buckling connection with the dust removing barrel through the first lock catch, and after the dust removing unit is in butt joint with the dust removing barrel, the primary filter bag and the secondary filter bag filter cloth partition plate extend into the inner side of the dust removing barrel.
The upper shell is provided with an air inlet and an air outlet which are communicated with the counter blower.
The dust removing barrel is fixed on the inner sides of two vertical supports at the top of the machine base, and the two vertical supports are provided with hand-held pushing rods;
preferably, the bottom of frame is equipped with four first auto-lock universal wheels of group, be equipped with the open slot that supplies the dirt bucket to place on the frame, the dirt bucket passes through second hasp and seals the lock to be connected to the below of dust removal bucket, be equipped with in the dirt bucket with the middle partition board of filter cloth baffle butt joint, the below of dirt bucket is equipped with a plurality of second auto-lock universal wheels.
Preferably, the dust collection brush comprises a dust collection scraping plate, an upper cover plate fixedly arranged at the top of the dust collection scraping plate, and a front cover plate arranged at the front sides of the upper cover plate and the dust collection scraping plate;
the dust collecting scraping plate, the upper cover plate and the front cover plate enclose a dust collecting cavity, and a dust inlet is formed in the front side of the dust collecting cavity;
three dust outlets uniformly distributed on the upper cover plate are communicated with the dust removing barrel through a dust removing hose, and the dust removing hose introduces dust in the dust collecting cavity into a separating cavity where the primary filter bag is positioned;
two guide brackets are symmetrically and fixedly arranged on the upper cover plate in the front-back direction, and guide wheels for guiding the dust collection brush are arranged below the two guide brackets.
Preferably, the upper cover plate top is fixed and is equipped with the U type extension board that falls, the U type extension board that falls runs through in the first threaded rod rotation of first horizontal U type piece through bearing and screw thread and is connected, the U type extension board that falls is spacing in the inboard of first horizontal U type piece, the vertical extension board at frame top is fixed through two sets of edging board spiro union of upper and lower both sides to first horizontal U type piece.
The front cover plate is connected with a connecting plate, the connecting plate is rotatably connected with a second threaded rod penetrating through a second horizontal U-shaped block through a bearing, and the second horizontal U-shaped block is fixed at the top of the upper cover plate.
The utility model has the technical effects and advantages that:
1. the dust concentrated in the dust collection brush is filtered through the primary filter bag and then filtered through the filter cloth partition board, and finally filtered through the secondary filter bag, and after the dust polished by the terrace is filtered through the three-layer filtering mechanism, solid particles are intercepted;
2. dust-containing gas sucked by a dust suction brush enters a dust removal cavity from the lower part of a dust removal barrel, and the gas filtered by a primary filter bag, a filter cloth baffle and a secondary filter bag is discharged into the atmosphere from an upper back blower; after time filtration, back blowing ash removal can be carried out, and the three-way valve is arranged, so that when dust collection and dust removal are carried out, the three-way valve is closed to be communicated with an air inlet and an air outlet of a primary filter bag, dust sequentially passes through the primary filter bag, a filter cloth partition board and a secondary filter bag for filtration, and when back blowing is carried out, the three-way valve is opened to be communicated with the air inlet and the air outlet of the primary filter bag to generate back blowing air flow with the direction opposite to that of the filtering air flow, and dust attached to the filter bag is fallen into a dust barrel;
3. when the dust collection brush collects dust, the dust collection scraping plate which is in an isosceles trapezoid opening shape can enter dust on the terrace from the dust inlet, the dust is scraped to the front side of the dust collection scraping plate, a dust collection cavity is formed by enclosing the dust collection scraping plate, the upper cover plate and the front cover plate, the guide wheel is used for assisting the dust collection brush to conduct, the dust collection brush is convenient and quick to rotate, the second threaded rod is used for adjusting the height of the front cover plate, the size of the dust inlet is further adjusted, and the dust collection and scraping device is convenient to adapt to terrace dust with different thicknesses.
Drawings
FIG. 1 is a schematic view of a first view of the present utility model;
FIG. 2 is a schematic diagram of a second view of the present utility model;
FIG. 3 is a schematic view of a third view of the present utility model;
FIG. 4 is an exploded view of the dust extraction unit of the present utility model from a first perspective;
FIG. 5 is an exploded view of a second view of the dust extraction unit of the present utility model;
fig. 6 is a schematic structural view of the dust collection brush of the present utility model.
In the figure:
1. a base; 101. a vertical bracket; 102. a hand-held push rod; 103. a first self-locking universal wheel; 104. an open slot; 105. a vertical support plate;
2. a dust barrel; 201. the second self-locking universal wheel;
3. a dust removal barrel;
4. a dust removal unit; 401. a lower housing; 402. an upper housing; 403. a mounting chamber; 404. a counter-blowing machine; 405. a primary filter bag; 406. a second-stage filter bag; 407. a filter cloth separator; 408. a three-way valve; 409. an air inlet and outlet;
5. a dust collection brush; 501. a dust collecting scraper; 502. an upper cover plate; 503. a front cover plate; 504. an inverted U-shaped support plate; 505. a first horizontal U-shaped block; 506. a flanging plate; 507. a dust inlet; 508. a dust outlet; 509. a dust removal hose; 510. a connecting plate; 511. a second horizontal U-shaped block; 512. a second threaded rod; 513. a guide bracket; 514. a guide wheel; 515. a first threaded rod;
6. a first lock catch;
7. a second lock catch;
100. an industrial cleaner body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a floor polishing dust recycling device as shown in figures 1-6, which comprises an industrial dust collector body 100, wherein the industrial dust collector body 100 comprises a machine base 1, a dust barrel 2, a dust removal barrel 3, a dust removal unit 4 and a dust collection brush 5;
the dust collection brush 5 is used for cleaning dust polished on a floor, the dust is concentrated in the dust collection brush 5, then the dust collection barrel 3 is matched with the dust collection unit 4 to filter and recycle the dust, the filtered solid dust falls into the dust collection barrel 2, and the filtered air is discharged;
the dust removing unit 4 comprises a lower shell 401, an upper shell 402, a mounting cavity 403 surrounded by the lower shell 401 and the upper shell 402, a back blower 404 fixedly arranged in the mounting cavity 403, a primary filter bag 405 and a secondary filter bag 406 arranged on the inner side below the lower shell 401, and a filter cloth partition 407 separating the primary filter bag 405 from the secondary filter bag 406;
the air inlet and outlet of the back blower 404 is communicated with the air inlet and outlet of the primary filter bag 405 and the secondary filter bag 406 through a three-way valve 408.
The dust concentrated in the dust collection brush 5 is filtered through the primary filter bag 405, is filtered through the filter cloth partition 407, is filtered through the secondary filter bag 406, and is filtered through the three-layer filtering mechanism, so that solid particles are intercepted, compared with the conventional technology that a single filter bag barrel filters and recovers the ground dust, the dust collection device has good filtering effect and complete filtering, and when filtered air enters a motor of the anti-blower 404, the motor is free of impurities and can be effectively protected from being damaged;
dust-containing gas sucked from the dust suction brush 5 enters a dust removal cavity from the lower part of the dust removal barrel 3, and the gas filtered by the primary filter bag 405, the filter cloth baffle 407 and the secondary filter bag 406 is discharged into the atmosphere from the upper back blower 404; after time filtration, back blowing ash removal can be carried out, and the three-way valve 408 is arranged, so that when dust collection and dust removal are carried out, the three-way valve 408 is closed to connect the air inlet of the primary filter bag 405, dust sequentially passes through the primary filter bag 405, the filter cloth partition 407 and the secondary filter bag 406, and when back blowing is carried out, the three-way valve 408 is opened to connect the air inlet of the primary filter bag 405, back blowing air flow opposite to the direction of the filtered air flow is generated, and dust attached to the filter bag falls into the dust barrel 2.
The lower shell 401 on the dust removal unit 4 is in sealing buckling connection with the dust removal barrel 3 through the first lock catch 6, and after the dust removal unit 4 is in butt joint with the dust removal barrel 3, the primary filter bag 405 and the secondary filter bag 406 filter cloth partition 407 extend into the inner side of the dust removal barrel 3, so that the dust removal unit 4 is convenient to install and detach.
The upper casing 402 is provided with an air inlet and outlet 409 connected with the back blower 404, and the air filtered by the primary filter bag 405, the filter cloth separator 407 and the secondary filter bag 406 is discharged through the air inlet and outlet 409.
The dust removal barrel 3 is fixed on the inner sides of two vertical supports 101 at the top of the machine base 1, and two vertical supports 101 are provided with hand-held pushing rods 102, so that the whole dust recovery device can be conveniently pushed.
The bottom of frame 1 is equipped with four first auto-lock universal wheels 103 of group, be equipped with the open slot 104 that supplies dust bucket 2 to place on the frame 1, dust bucket 2 passes through second hasp 7 and seals the lock to connect to the below of dust bucket 3, be equipped with the septum with the butt joint of filter cloth baffle 407 in the dust bucket 2, the below of dust bucket 2 is equipped with a plurality of second auto-lock universal wheels 201.
The dust bucket 2 passes through second hasp 7 and dust removal bucket 3 lock joint, conveniently dismantles, conveniently clears up the dust that the collection dirt comes out, is equipped with the septum of docking with filter cloth baffle 407 in the dust bucket 2, and after dust bucket 2 and the butt joint of dust removal bucket 3 lock joint, divide into two dust removal cavity, and through primary filter bag 405 dust removal when half, the second half passes through secondary filter bag 406 dust removal, and the dust removal effect is better.
The dust collection brush 5 comprises a dust collection scraper 501, an upper cover plate 502 fixedly arranged on the top of the dust collection scraper 501, and a front cover plate 503 arranged on the front side of the upper cover plate 502 and the dust collection scraper 501;
the dust collecting scraper 501, the upper cover plate 502 and the front cover plate 503 enclose a dust collecting cavity, and a dust inlet 507 is arranged at the front side of the dust collecting cavity;
the three dust outlets 508 uniformly distributed on the upper cover plate 502 are communicated with the dust removing barrel 3 through a dust removing hose 509, and the dust removing hose 509 introduces the dust in the dust collecting chamber into the separating chamber where the primary filter bag 405 is located;
two guide brackets 513 are symmetrically and fixedly arranged on the upper cover plate 502 in the front-back direction, and guide wheels 514 for guiding the dust collection brush 5 are arranged below the two guide brackets 513.
When the dust collection brush 5 collects dust, the dust collection scraping plate 501 which is in an isosceles trapezoid opening shape can enter dust on the terrace from the dust inlet 507, and the dust can be scraped to the front side of the dust collection scraping plate 501, and the dust collection scraping plate 501, the upper cover plate 502 and the front cover plate 503 are surrounded to form a dust collection cavity, and the guide wheel 514 is used for assisting the dust collection brush 5 to guide and advance, so that the dust collection brush is convenient and quick;
the top of the upper cover plate 502 is fixedly provided with an inverted U-shaped support plate 504, the inverted U-shaped support plate 504 is rotatably connected with a first threaded rod 515 penetrating through a first horizontal U-shaped block 505 through a bearing, the inverted U-shaped support plate 504 is limited on the inner side of the first horizontal U-shaped block 505, and the first horizontal U-shaped block 505 is fixedly connected to the vertical support plate 105 on the top of the machine base 1 through two groups of flanging plates 506 on the upper side and the lower side in a threaded manner.
The first threaded rod 515 is rotated, so that the whole dust collection brush 5 can be moved upwards when the dust collection brush 5 is not used, and the dust collection brush 5 can be fallen down when in use;
the front cover plate 503 is connected with a connecting plate 510, the connecting plate 510 is rotatably connected with a second threaded rod 512 threaded through a second horizontal U-shaped block 511 through a bearing, and the second horizontal U-shaped block 511 is fixed on the top of the upper cover plate 502.
The second threaded rod 512 is rotated to adjust the height of the front cover plate 503, so as to adjust the size of the dust inlet 507, thereby being convenient for being suitable for collecting and scraping the floor dust with different thickness.
When the dust collection device is used, the first threaded rod 515 is rotated, the falling dust collection brush 5 contacts the terrace, the terrace polishing dust recovery device is pushed to travel, dust on the terrace enters from the dust inlet 507 and is scraped to the front side of the dust collection scraper 501, dust collection cavities are formed by enclosing the dust collection scraper 501, the upper cover plate 502 and the front cover plate 503, dust in the dust collection cavities is introduced into a separation cavity where the primary filter bag 405 is located for filtration through the dust collection hose 509, the dust is filtered through the filter cloth partition 407, finally, the dust polished by the terrace is filtered through the secondary filter bag 406, solid particles are intercepted after the dust polished by the terrace is filtered through the three-layer filtering mechanism, filtered air enters a motor of the back-blowing fan 404, back-blowing dust removal can be carried out after time filtration, all valves of the three-way valve 408 are opened, back-blowing air flow opposite to the direction of filtered air flow is generated, and the dust deposited by the primary filter bag 405, the filter cloth partition 407 and the secondary filter bag 406 falls into the dust barrel 2.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a terrace dust recovery unit that polishes, includes industry dust catcher body (100), its characterized in that: the industrial dust collector body (100) comprises a base (1), a dust barrel (2), a dust removal barrel (3), a dust removal unit (4) and a dust collection brush (5);
the dust removing unit (4) comprises a lower shell (401), an upper shell (402), a mounting cavity (403) surrounded by the lower shell (401) and the upper shell (402), a counter blower (404) fixedly mounted in the mounting cavity (403), a primary filter bag (405) and a secondary filter bag (406) arranged on the inner side below the lower shell (401) and a filter cloth partition plate (407) for separating the primary filter bag (405) from the secondary filter bag (406);
the air inlet and the air outlet of the back blower (404) are communicated with the air inlet and the air outlet of the primary filter bag (405) and the secondary filter bag (406) through a three-way valve (408).
2. A floor polishing dust recycling apparatus according to claim 1, wherein: the lower shell (401) on the dust removal unit (4) is in sealing buckling connection with the dust removal barrel (3) through the first lock catch (6), and after the dust removal unit (4) is in butt joint with the dust removal barrel (3), the primary filter bag (405) and the secondary filter bag (406) filter cloth partition plate (407) extend into the inner side of the dust removal barrel (3).
3. A floor polishing dust recycling apparatus according to claim 1, wherein: the upper shell (402) is provided with an air inlet and outlet (409) communicated with the back blower (404).
4. A floor polishing dust recycling apparatus according to claim 2, wherein: the dust removing barrel (3) is fixed on the inner sides of two vertical supports (101) at the top of the machine base (1), and a hand-held pushing rod (102) is arranged on the two vertical supports (101);
the dust collection device is characterized in that four groups of first self-locking universal wheels (103) are arranged at the bottom of the base (1), an open slot (104) for placing a dust bucket (2) is formed in the base (1), the dust bucket (2) is connected to the lower side of the dust bucket (3) in a sealing locking mode through a second lock catch (7), a middle partition board which is in butt joint with a filter cloth partition board (407) is arranged in the dust bucket (2), and a plurality of second self-locking universal wheels (201) are arranged below the dust bucket (2).
5. A floor polishing dust recycling apparatus according to claim 1, wherein: the dust collection brush (5) comprises a dust collection scraping plate (501), an upper cover plate (502) fixedly arranged on the top of the dust collection scraping plate (501), and a front cover plate (503) arranged on the front side of the upper cover plate (502) and the dust collection scraping plate (501);
the dust collecting scraping plate (501), the upper cover plate (502) and the front cover plate (503) are enclosed to form a dust collecting cavity, and a dust inlet (507) is arranged at the front side of the dust collecting cavity;
three dust outlets (508) which are uniformly distributed and arranged on the upper cover plate (502) are communicated with the dust removing barrel (3) through a dust removing hose (509), and the dust removing hose (509) introduces dust in the dust collecting cavity into a separating cavity where the primary filter bag (405) is positioned;
two guide brackets (513) are symmetrically and fixedly arranged on the upper cover plate (502) in front-back mode, and guide wheels (514) for guiding the dust collection brush (5) are arranged below the two guide brackets (513).
6. The floor polishing dust recycling apparatus according to claim 5, wherein: the top of the upper cover plate (502) is fixedly provided with an inverted U-shaped support plate (504), the inverted U-shaped support plate (504) is rotatably connected with a first threaded rod (515) penetrating through a first horizontal U-shaped block (505) through a bearing and threads, the inverted U-shaped support plate (504) is limited on the inner side of the first horizontal U-shaped block (505), and the first horizontal U-shaped block (505) is fixedly connected to a vertical support plate (105) at the top of the base (1) through two groups of flanging plates (506) on the upper side and the lower side in a threaded manner.
7. The floor polishing dust recycling apparatus according to claim 6, wherein: the front cover plate (503) is connected with a connecting plate (510), the connecting plate (510) is rotatably connected with a second threaded rod (512) penetrating through a second horizontal U-shaped block (511) through a bearing, and the second horizontal U-shaped block (511) is fixed at the top of the upper cover plate (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321151572.0U CN219666019U (en) | 2023-05-15 | 2023-05-15 | Terrace dust recovery unit that polishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321151572.0U CN219666019U (en) | 2023-05-15 | 2023-05-15 | Terrace dust recovery unit that polishes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219666019U true CN219666019U (en) | 2023-09-12 |
Family
ID=87898951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321151572.0U Active CN219666019U (en) | 2023-05-15 | 2023-05-15 | Terrace dust recovery unit that polishes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219666019U (en) |
-
2023
- 2023-05-15 CN CN202321151572.0U patent/CN219666019U/en active Active
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