CN115253572A - Special dust collecting equipment for PVC floor production workshop - Google Patents
Special dust collecting equipment for PVC floor production workshop Download PDFInfo
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- CN115253572A CN115253572A CN202210796414.4A CN202210796414A CN115253572A CN 115253572 A CN115253572 A CN 115253572A CN 202210796414 A CN202210796414 A CN 202210796414A CN 115253572 A CN115253572 A CN 115253572A
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- dust removal
- mounting
- filter screen
- blades
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- 239000000428 dust Substances 0.000 title claims abstract description 73
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000009434 installation Methods 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000007921 spray Substances 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000889 atomisation Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 5
- 239000011148 porous material Substances 0.000 abstract 3
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 13
- 239000004800 polyvinyl chloride Substances 0.000 description 13
- 230000006872 improvement Effects 0.000 description 7
- 239000010865 sewage Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate 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
- B01D50/60—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
- 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
- B01D46/79—Regeneration of the filtering material or filter elements inside the filter by liquid process
-
- 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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
- Cleaning In General (AREA)
Abstract
The invention provides the special dust removal equipment for the PVC floor production workshop, which can effectively remove dust, can clean the filter screen at regular time, effectively prevent blockage and has high reliability. Including the dust removal case, the top of dust removal case is connected with the intake pipe, the intake pipe is provided with the cover of breathing in, the top of dust removal incasement portion is provided with the mounting panel, the lower extreme of mounting panel is connected with the baffle, the intermediate position of baffle has been seted up and has been crossed the filtration pore, be provided with the filter screen in crossing the filtration pore, and there is the water bottom filling at the dust removal case, the lower extreme of baffle is soaked in the water, it is provided with the installation frame that is used for fixed filter screen to cross in the filtration pore, be connected with clean mechanism on the installation frame, clean mechanism can rotate and clear up the filter screen, and sweep the dust of adhesion on the filter screen down the water internal, the top of dust removal case still is provided with the suction fan.
Description
Technical Field
The invention belongs to the technical field of dust removing equipment, and particularly relates to special dust removing equipment for a PVC floor production workshop.
Background
The PVC floor refers to the floor produced by adopting the polyvinyl chloride material. The PVC/PVC composite material is produced by taking polyvinyl chloride and copolymer resin thereof as main raw materials, adding auxiliary materials such as filler, plasticizer, stabilizer, colorant and the like, and coating or rolling, extruding or extruding on a flaky continuous substrate. However, a large amount of dust is generated in the production process of the PVC floor, and if the dust is discharged into the air, the quality of the surrounding air is adversely affected, which is not environment-friendly, and therefore, a dust removing device for a PVC floor production workshop is needed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the special dust removal equipment for the PVC floor production workshop, which can effectively remove dust, can clean a filter screen at regular time, effectively prevent blockage and has high reliability.
In order to achieve the purpose, the invention provides the following technical scheme:
a special dust removing device for a PVC floor production workshop comprises a dust removing box, wherein the top of the dust removing box is connected with an air inlet pipe, one end of the air inlet pipe, which is far away from the dust removing box, is provided with an air suction cover, the top end inside the dust removing box is provided with a mounting plate, the lower end of the mounting plate is connected with a vertically arranged baffle, a filter hole is formed in the middle position of the baffle, a water body is filled in the bottom of the dust removing box, the lower end of the baffle is immersed in the water body, an installation frame for fixing the filter net is arranged in the filter hole, the installation frame is connected with a cleaning mechanism, the cleaning mechanism can rotate to clean the filter net and sweep dust adhered to the filter net into the water body, the installation frame comprises an annular installation frame, a cross and an installation sleeve, the outer end of the cross is respectively fixedly connected with the inner side of the annular installation frame, the cleaning mechanism comprises a driving motor, a central shaft, a first installation sheet, a second installation sheet, blades, a brush, a water pipe and a water pump, the central shaft is rotatably fixed on the outer side of the installation sleeve, and a plurality of blades are symmetrically welded on the outer side of the water pump, and the water pump, the blades are arranged on the inner side of the installation sleeve, the atomizing nozzle is connected with the atomizing house steward, and the atomizing house steward is connected with the water piping connection, be provided with two separation blades unanimous with the blade shape on the second installation piece, blade and separation blade correspond the setting respectively, and driving motor is connected with the center pin transmission, and under driving motor drives, the center pin can drive first installation piece, second installation piece, blade and separation blade and rotate.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, through the matching of the air inlet pipe, the dust removal box, the filter screen and the cleaning mechanism, dust sucked by the suction fan is sprayed and filtered, the dust is precipitated through the atomizing nozzle and then falls into a water body, and residual dust in the air is filtered through the filter screen.
As an improvement, the first mounting plate is provided with a plurality of water spraying main pipes with the length equal to that of the blades, the spray heads are fixed on the water spraying main pipes, and the end parts of the water spraying main pipes are respectively connected with the water pipes, so that the structure is simple, and the spray heads are convenient to set.
As the improvement, the shower nozzle is the linear arrangement and sets up in one side of brush, and the length of brush is isometric with the length of blade, and a brush and one row of shower nozzle are a unit, are provided with 3 units on every blade at least, like this, through the cooperation of shower nozzle and brush, clear away on the filter screen, prevent that the dust from piling up the caking, influence the normal use of filter screen.
As an improvement, the filter screen is made of a metal stainless steel net, so that the filter screen is more firm and durable.
As the improvement, the lower extreme of baffle is provided with the support column, and the bottom of support column offsets with the bottom of dust removal case, can play the supporting role to the baffle.
As an improvement, the periphery of the baffle plate is provided with an inward bend, and the bend is provided with a water permeable hole for water to flow out, so that the water retaining function can be realized, the water flow sprayed by the spray head is prevented from being mixed with dust to be sprayed, and the sewage mixed with the dust is discharged into the water body below through the baffle plate.
As the improvement, all be provided with spring ball plunger on the outer end of blade and separation blade, the quantity of spring ball plunger is a plurality of, be a inline distribution, set up the draw-in groove that supplies spring ball plunger outer end embedding on the medial surface of annular mounting bracket, thus, make blade and separation blade can and annular mounting bracket between can form mounting structure, the draw-in groove can form spacingly to spring ball plunger, and because spring ball plunger has the elasticity, can be convenient for blade and first installation piece, welded fastening between separation blade and the second installation piece, the space that can have certain adjustment when the installation.
As the improvement, the lower extreme of mounting panel still is provided with the installation pole that is used for installing driving motor, and driving motor fixes on the installation pole, like this, is convenient for fix driving motor installation.
Drawings
FIG. 1 is a schematic cross-sectional structure diagram of the special dust removing equipment for the PVC floor production workshop.
Fig. 2 is a front view of the mounting frame and the filter net of the present invention.
Fig. 3 is a front view of a blade according to the invention.
Fig. 4 is a rear view of a blade according to the invention.
Fig. 5 is a schematic structural view of the baffle plate of the present invention.
Fig. 6 is a partial structural view of the annular mount of the present invention.
The dust removal box comprises a dust removal box 1, a dust suction box 2, an air inlet pipe 3, an air suction cover 4, a mounting plate 5, a baffle plate 6, a filter screen 7, a suction fan 8, an annular mounting frame 9, a cross 10, a mounting sleeve 11, a driving motor 12, a central shaft 13, a first mounting piece 14, a second mounting piece 15, a blade 16, a baffle plate 17, a brush 18, a nozzle 19, a water pump 20, an atomizing nozzle 21, a support column 22, a bend 23, a water permeable hole 24, a spring ball plunger 25, a clamping groove 26, a mounting rod 27 and a sewage discharge pipe.
Detailed Description
The invention is explained in further detail below:
a special dust removing device for a PVC floor production workshop comprises a dust removing box 1, wherein the top of the dust removing box 1 is connected with an air inlet pipe 2, one end of the air inlet pipe 2, which is far away from the dust removing box 1, is provided with an air suction cover 3, the top end inside the dust removing box 1 is provided with a mounting plate 4, the lower end of the mounting plate 4 is connected with a vertically arranged baffle plate 5, the middle position of the baffle plate 5 is provided with a filter hole, a filter screen 6 is arranged in the filter hole, a water body is filled at the bottom of the dust removing box 1, the lower end of the baffle plate 5 is immersed in the water body, an installation frame for fixing the filter screen 6 is arranged in the filter hole, the installation frame is connected with a cleaning mechanism, the cleaning mechanism can rotate to clean the filter screen 6 and sweep dust adhered on the filter screen 6 into the water body, the top of the dust removing box 1 is also provided with a suction fan 7, the installation frame comprises an annular installation frame 8, a cross 9 and an installation sleeve 10, the mounting sleeve 10 is fixed at the central intersection of the cross 9, the outer end of the cross 9 is respectively fixedly connected with the inner side of the annular mounting frame 8, the cleaning mechanism comprises a driving motor 11, a central shaft 12, a first mounting piece 13, a second mounting piece 14, blades 15, a blocking piece 16, brushes 17, a spray head 18, a water pipe and a water pump 19, the central shaft 12 is rotatably arranged in the mounting sleeve 10, two ends of the central shaft respectively extend out of the mounting sleeve 10, the first mounting piece 13 is fixedly welded on the central shaft 12 close to one side of the air inlet pipe 2, the second mounting piece 14 is fixedly welded on the central shaft 12 close to one side of the suction fan 7, the first mounting piece 13 is symmetrically fixed with two blades 15, the blades 15 are fan-shaped, a plurality of rows of brushes 17 and spray heads 18 arranged between adjacent brushes 17 at intervals are respectively arranged on the inner side surfaces of the blades 15, brush 17's outer end leans on with filter screen 6 counterbalance, and each shower nozzle 18 all leads to pipe to be connected with water pump 19, and water pump 19 is fixed in the bottom of water, is provided with a plurality of atomizer 20 on blade 15's the lateral surface, and atomizer 20 is connected with the atomizer house steward, and the atomizer house steward is connected with the water piping, be provided with two separation blades 16 unanimous with blade 15 shape on the second installation piece 14, blade 15 and separation blade 16 correspond the setting respectively, and driving motor 11 is connected with the transmission of center pin 12, and under driving motor 11 drives, center pin 12 can drive first installation piece 13, second installation piece 14, blade 15 and separation blade 16 and rotate. According to the invention, through the cooperation of the air inlet pipe 2, the dust removal box 1, the filter screen 6 and the cleaning mechanism, dust sucked by the suction fan 7 is sprayed and filtered, the dust is settled through the atomizing nozzle 20 and then falls into a water body, and residual dust in air is filtered through the filter screen 6, in addition, due to the fact that the cleaning mechanism is arranged in the scheme, the dust deposited on the filter screen 6 can be removed through the cooperation of the brush 17 and the nozzle 18, the dust flows into the water body through the baffle 16, the fact that no dust exists in the air discharged by the suction fan 7 is ensured, the filtering effect is ensured, in the process of removing the dust on the filter screen 6, as the water sprayed out by the nozzle 18 meets the baffle 16, a part of the dust rebounds, water mist can be generated, the air is settled again under the action of gravity, the filtering effect is further improved, water flow is prevented from being directly sprayed into the dust removal box 1 through the baffle 16, and the probability of being sucked by the suction fan 7 exists.
In this embodiment, the first mounting plate 13 is provided with a plurality of water spraying header pipes with the length equal to that of the blades 15, the spray heads 18 are fixed on the water spraying header pipes, and the end portions of the water spraying header pipes are respectively connected with the water pipes, so that the structure is simple, and the spray heads 18 are convenient to set.
In this embodiment, the spray head 18 is arranged in a straight line on one side of the brush 17, the length of the brush 17 is equal to that of the blades 15, one brush 17 and one row of spray heads 18 are a unit, and at least 3 units are arranged on each blade 15, so that the filter screen 6 is cleaned by matching the spray heads 18 with the brush 17, and dust is prevented from accumulating and caking, and the normal use of the filter screen 6 is influenced.
In this embodiment, the filter screen 6 is made of a metal stainless steel mesh, so that it is more robust and durable.
In this embodiment, the lower extreme of baffle 5 is provided with support column 21, and the bottom of support column 21 offsets with the bottom of dust removal case 1, can play the supporting role to baffle 5.
In this embodiment, the edge of the baffle 16 is provided with an inward bend 22, and the bend 22 is provided with a water permeable hole 23 for water to flow out, so that the water retaining function can be achieved, the water flow sprayed by the spray head 18 is prevented from being mixed with dust to be sprayed out, and the sewage mixed with the dust is discharged into the water body below through the baffle 16.
In this embodiment, all be provided with spring ball plunger 24 on the outer end of blade 15 and separation blade 16, spring ball plunger 24's quantity is a plurality of, it distributes to be a alignment, set up the draw-in groove 25 that supplies the embedding of spring ball plunger 24 outer end on annular mounting bracket 8's medial surface, thus, make blade 15 and separation blade 16 can and annular mounting bracket 8 between can form mounting structure, draw-in groove 25 can form spacingly to spring ball plunger 24, and because spring ball plunger 24 has the elasticity, can be convenient for blade 15 and first installation piece 13, welded fastening between separation blade 16 and the second installation piece 14, the space that can have certain adjustment when the installation.
In this embodiment, the lower end of the mounting plate 4 is further provided with a mounting rod 26 for mounting the driving motor 11, and the driving motor 11 is fixed on the mounting rod 26, so that the driving motor 11 is conveniently mounted and fixed.
In this embodiment, a drain pipe 27 is arranged on the side surface of the dust removing box 1, and a drain valve is arranged on the drain pipe 27.
In this embodiment, the driving motor 11 is in transmission connection with the central shaft 12 through a gear and a reducer.
In this embodiment, the atomizing main pipe and the water spraying main pipe are all arranged inside the blades 15 in a penetrating manner, the branch pipes are arranged inside the mounting sleeve 10, the atomizing main pipe and the water spraying main pipe are respectively communicated with the branch pipes, the outer ends of the branch pipes are provided with rotating joints, and the rotating joints are connected with the water pipes.
In this embodiment, the cutting area is provided with the scale marks 23, so that the size of the plate can be measured conveniently.
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 (8)
1. A special dust removal device for a PVC floor production workshop comprises a dust removal box, wherein the top of the dust removal box is connected with an air inlet pipe, and one end of the air inlet pipe, which is far away from the dust removal box, is provided with an air suction cover, the top end in the dust removal box is provided with a mounting plate, the lower end of the mounting plate is connected with a vertically arranged baffle plate, the middle position of the baffle plate is provided with a filter hole, a filter screen is arranged in the filter hole, the bottom of the dust removal box is filled with a water body, the lower end of the baffle plate is immersed in the water body, an installation frame for fixing the filter screen is arranged in the filter hole, the installation frame is connected with a cleaning mechanism, the cleaning mechanism can rotate to clean the filter screen and sweep dust adhered to the filter screen into the water body, the top of the dust removal box is also provided with a suction fan, the installation frame comprises an annular installation frame, a cross and an installation sleeve, the installation sleeve is fixed at the central intersection of the cross, the outer end of the cross is respectively fixedly connected with the inner side of the annular mounting frame, the cleaning mechanism comprises a driving motor, a central shaft, a first mounting piece, a second mounting piece, blades, a blocking piece, brushes, spray heads, a water pipe and a water pump, the central shaft is rotatably arranged in the mounting sleeve, two ends of the central shaft respectively extend out of the mounting sleeve, the first mounting piece is welded and fixed on the central shaft close to one side of the air inlet pipe, the second mounting piece is welded and fixed on the central shaft close to one side of the suction fan, two blades are symmetrically fixed on the first mounting piece, the blades are fan-shaped, a plurality of rows of brushes and spray heads arranged between adjacent brushes at intervals are respectively arranged on the inner side surfaces of the blades, the outer ends of the brushes are abutted against the filter screen, each spray head is connected with the water pump through a water pipe, the water pump is fixed at the bottom of a water body, and a plurality of atomization spray heads are arranged on the outer side surfaces of the blades, the atomizer is connected with the atomizing house steward, and the atomizing house steward is connected with the water piping connection, be provided with two separation blades unanimous with the blade shape on the second installation piece, blade and separation blade correspond the setting respectively, and driving motor is connected with the center pin transmission, and under driving motor drive, the center pin can drive first installation piece, second installation piece, blade and separation blade and rotate.
2. The dust removing device special for the PVC floor production workshop as claimed in claim 1, wherein the first mounting plate is provided with a plurality of water spraying header pipes with the same length as the blades, the spray heads are fixed on the water spraying header pipes, and the ends of the water spraying header pipes are respectively connected with water pipes.
3. The dust removing device special for the PVC floor production workshop as claimed in claim 1, wherein the spray heads are arranged in a straight line at one side of the brush, the length of the brush is equal to that of the blades, one brush and one row of spray heads are a unit, and at least 3 units are arranged on each blade.
4. The special dust removal equipment for the PVC floor production workshop as claimed in claim 1, wherein the filter screen is a metal stainless steel mesh.
5. The special dedusting equipment for the PVC floor production workshop as recited in claim 1, wherein a support column is arranged at the lower end of the baffle plate, and the bottom of the support column abuts against the bottom of the dedusting box.
6. The dust removing device special for the PVC floor production workshop as claimed in claim 1, wherein the baffle is provided with an inward bend at its periphery, and the bend is provided with water permeable holes for water to flow out.
7. The dust removing device special for the PVC floor production workshop as claimed in claim 1, wherein the outer ends of the blades and the blocking pieces are respectively provided with a plurality of spring ball plungers, the spring ball plungers are linearly arranged and distributed, and the inner side surface of the annular mounting frame is provided with a clamping groove for embedding the outer ends of the spring ball plungers.
8. The special dust removal equipment for the PVC floor production workshop as claimed in claim 1, wherein a mounting rod for mounting a driving motor is further arranged at the lower end of the mounting plate, and the driving motor is fixed on the mounting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210796414.4A CN115253572B (en) | 2022-07-06 | 2022-07-06 | Special dust collecting equipment for PVC floor production workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210796414.4A CN115253572B (en) | 2022-07-06 | 2022-07-06 | Special dust collecting equipment for PVC floor production workshop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115253572A true CN115253572A (en) | 2022-11-01 |
| CN115253572B CN115253572B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210796414.4A Active CN115253572B (en) | 2022-07-06 | 2022-07-06 | Special dust collecting equipment for PVC floor production workshop |
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| CN (1) | CN115253572B (en) |
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