CN107261681A - A kind of environment-friendly type dust filtering device for being capable of automated cleaning - Google Patents
A kind of environment-friendly type dust filtering device for being capable of automated cleaning Download PDFInfo
- Publication number
- CN107261681A CN107261681A CN201710678004.9A CN201710678004A CN107261681A CN 107261681 A CN107261681 A CN 107261681A CN 201710678004 A CN201710678004 A CN 201710678004A CN 107261681 A CN107261681 A CN 107261681A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- filtering device
- dust
- environment
- friendly type
- 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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Classifications
-
- 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
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
- B01D46/0008—Two or more filter elements not fluidly connected positioned in the same housing
-
- 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
- B01D46/66—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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of environment-friendly type dust filtering device for being capable of automated cleaning, including base and cabinet, the front end of described cabinet is provided with dust-absorbing tube, induced-draught fan is provided with described dust-absorbing tube, the front end of dust-absorbing tube is provided with cleaner head, the end of dust-absorbing tube is connected with the inwall of cabinet and is provided with air inlet, the upper Plane Installation of described base has the first motor, the top of the first described motor is provided with thread barrel, the upper end of described thread barrel is provided with threaded rod, the external screw thread of the threaded rod mutually carves conjunction with the internal thread of thread barrel, the top of described threaded rod is provided with connecting seat, the front end of the connecting seat is provided with plugging block, described plugging block is located at the dead astern of air inlet；The beneficial effects of the invention are as follows：Cleaning operation actively can be carried out to the dust for adsorbing layer surface by gear and rackwork, equipment is remained stable filter effect.
Description
Technical field
The present invention relates to a kind of environmental protection equipment, specifically a kind of environment-friendly type dust filtering device for being capable of automated cleaning.
Background technology
Flue gas is the mixture of gas and flue dust, is the main cause for polluting residential block air.The composition of flue gas is very complicated,
Gas includes water vapour, SO2, N2, O2, CO, CO2 hydrocarbon and oxynitrides etc., and flue dust includes the ash of fuel
Point, coal grain, oil droplet and high-temperature split product etc..Therefore pollution of the flue gas to environment is the combined pollution of a variety of poisonous substances.Flue dust
Relevant to the harmfulness of human body and the size of particle, it is floating dust of the diameter less than 10 microns that the mostly of harm are produced to human body, especially
It is maximum with 1-2.5 microns of floating dust harmfulness.The area serious to flue dust or factory are, it is necessary to an efficient easily dust mistake
Filter device, but many counting apparatus cause the dust accumulation of equipment inner chamber after long-time is filtered, at least filter effect significantly under
Drop.
The content of the invention
It is an object of the invention to provide a kind of environment-friendly type dust filtering device for being capable of automated cleaning, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of environment-friendly type dust filtering device for being capable of automated cleaning, including base and cabinet, the bottom of described cabinet
Bottom plate is installed, the front and rear sides of described bottom plate are equipped with support base, and described bottom plate is fixed on base by support base,
The front end of described cabinet is provided with dust-absorbing tube, described dust-absorbing tube and is provided with induced-draught fan, and the front end of dust-absorbing tube is provided with cleaner head,
The end of dust-absorbing tube is connected with the inwall of cabinet and is provided with air inlet, and the upper Plane Installation of described base has the first motor,
The top of the first described motor is provided with thread barrel, and the upper end of described thread barrel is provided with threaded rod, the threaded rod
The internal thread of external screw thread and thread barrel mutually carves conjunction, and the top of described threaded rod is provided with connecting seat, the front end of the connecting seat
Plugging block is installed, described plugging block is located at the dead astern of air inlet, and the frontal plane of described plugging block is provided with sealing gasket, institute
The madial wall of the inner chamber for the cabinet stated is provided with the second motor, and the top of the second described motor is provided with rotating shaft, and described turns
The top of axle is provided with partial gear, and the inner chamber of described cabinet is vertically-mounted to be had and be provided with work on slide plate, described slide plate
Dynamic frame, described slide plate side is provided with chute, and the side of described activity box sets pulley, and described pulley is entrenched in chute,
The front and rear sides of the inner chamber of described described activity box are equipped with rack, and described partial gear carves conjunction in rack, institute
Contiguous block is installed, the bottom of described contiguous block is provided with cleaning brush, and described cabinet obtains rear end on rear side of the activity box stated
Filter is installed, the front end of described filter is provided with adsorption layer, and the cleaning brush is fitted in the outer surface of adsorption layer,
The upper surface of described bottom plate is provided with ash collection slot, and described ash collection slot is located in the underface of adsorption layer, described ash collection slot
Provided with deflector, the rear side of described cabinet is covered provided with discharging, and the bottom of described deflector is located at the dead astern of discharging lid, institute
The filter stated is located at the rear of cabinet, and the rear end of described filter is provided with exhaust blower, and the rear end of exhaust blower is provided with
Exhaust outlet, the left and right sides of described base is mounted on roller.
It is used as further scheme of the invention：Described dust-absorbing tube is fixed on bottom plate by support bar.
It is used as further scheme of the invention：The motor shaft of the first described motor is connected by drive plate with thread barrel
Connect.
It is used as further scheme of the invention：The top of described slide plate is fixed on the upper plane of cabinet, the front side of slide plate
It is connected by fix bar with the antetheca of cabinet inner chamber.
It is used as further scheme of the invention：Described adsorption layer is intensive fiber filter cotton.
It is used as further scheme of the invention：The inner chamber of described filter is provided with activated carbon core.
It is used as further scheme of the invention：Described exhaust blower obtains front end provided with screen pack.
Compared with prior art, the beneficial effects of the invention are as follows：Equipment overall volume is small, cost is low, conveniently moving, is adapted to
Used in street or on-site；Actively the dust of the filtering of absorption layer surface can be carried out clearly by gear and rackwork
Clean operation, it is to avoid cause the dust accumulation of equipment inner chamber so that equipment remains the filter effect of efficient stable, is improved simultaneously
The service life of equipment.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the sectional view of the depression angle of cabinet in the present invention.
Fig. 3 is the structural representation of filter in the present invention.
Fig. 4 is the side sectional view of ash collection slot in the present invention.
In figure：1- bases, 2- cabinets, 3- bottom plates, 4- support bases, 5- dust-absorbing tubes, 6- cleaner heads, 7- induced-draught fans, 8- air intakes
Mouth, the motors of 9- first, 10- thread barrels, 11- threaded rods, 12- connecting seats, 13- plugging blocks, 14- sealing gaskets, the motors of 15- second,
16- rotating shafts, 17- slide plates, 18- chutes, 19- activity box, 20- pulleys, 21- racks, 22- partial gears, 23- contiguous blocks, 24-
Cleaning brush, 25- filters, 26- adsorption layers, 27- exhaust blowers, 28- exhaust outlets, 29- screen packs, 30- activated carbons core, 31- collection
Ash-pit, 32- deflectors, 33- discharge gates, 34- support bars, 35- fix bars, 36- rollers.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer in Fig. 1~3, the embodiment of the present invention, a kind of environment-friendly type dust filtering device for being capable of automated cleaning, including
Base 1 and cabinet 2, the bottom of described cabinet 2 are provided with bottom plate 3, and the front and rear sides of described bottom plate 3 are equipped with support base 4,
Described bottom plate 3 is fixed on base 1 by support base 4, and the front end of described cabinet 2 is provided with dust-absorbing tube 5, described dust-absorbing tube
Induced-draught fan 7 is provided with 5, the front end of dust-absorbing tube 5 is provided with cleaner head 6, and the end of dust-absorbing tube 5 is connected simultaneously with the inwall of cabinet 2
Provided with air inlet 8, the upper Plane Installation of described base 1 has the first motor 9, and the top of the first described motor 9 is provided with spiral shell
Line cylinder 10, the upper end of described thread barrel 10 is provided with threaded rod 11, and the external screw thread of the threaded rod 11 is interior with thread barrel 10
Screw thread mutually carves conjunction, and the top of described threaded rod 11 is provided with connecting seat 12, and the front end of the connecting seat 12 is provided with plugging block
13, described plugging block 13 is located at the dead astern of air inlet 8, and the madial wall of the inner chamber of described cabinet 1 is provided with the second motor
15, the top of the second described motor 15 is provided with rotating shaft 16, and the top of described rotating shaft 16 is provided with partial gear 22, institute
The inner chamber for the cabinet 2 stated is vertically-mounted to be had activity box 19 is provided with slide plate 17, described slide plate 17, the described side of slide plate 17
Provided with chute 18, the side of described activity box 19 sets pulley 20, and described pulley 20 is entrenched in chute, and described is described
The front and rear sides of the inner chamber of activity box 19 are equipped with rack 21, and described partial gear 22 carves conjunction in rack 21, described
The rear side of activity box 19 is provided with contiguous block 23, and the bottom of described contiguous block 23 is provided with cleaning brush 24, and described cabinet 2 is obtained
Rear end is provided with filter 25, and the front end of described filter 25 is provided with adsorption layer 26, and the cleaning brush 24 is fitted in suction
The outer surface of attached layer 26, the upper surface of described bottom plate 3 is provided with ash collection slot 31, and described ash collection slot 31 is located at adsorption layer 26
Deflector 32 is provided with underface, described ash collection slot 31, described filter 25 is located at the rear of cabinet 2, described mistake
The rear end of filter device 25 is provided with exhaust blower 27, and the rear end of exhaust blower 27 is provided with exhaust outlet 28, the left and right sides of described base 1
It is mounted on roller 36.Described dust-absorbing tube 5 is fixed on bottom plate 3 by support bar 34；The motor shaft of the first described motor 9
It is connected by drive plate with thread barrel 10；The frontal plane of described plugging block 13 is provided with sealing gasket 14；Described slide plate 17
Top is fixed on the upper plane of cabinet 2, and the front side of slide plate 17 is connected by fix bar 35 with the antetheca of the inner chamber of cabinet 2；It is described
Cabinet 2 rear side provided with discharging lid 33, the bottom of described deflector 32 is located at the dead astern of discharging lid 33；Described absorption
Layer 26 is intensive fiber filter cotton；The inner chamber of described filter 25 activated carbon core 30 successively；Described exhaust blower 27
Front end is provided with screen pack 29.
The present invention operation principle be：During operation, while starting induced-draught fan 7 and exhaust blower 27, flue dust is entered by cleaner head 6
Dust-absorbing tube 5, then be discharged into cabinet 2, the dust granules in the filtering smoke of adsorption layer 24, in the filtering smoke of activated carbon core 30 again
Pernicious gas, through screen pack 29 filter after drawn by exhaust blower 27 through exhaust outlet 28；After multiple times of filtration operation, adsorption layer 24
Surface be usually stained with substantial amounts of dust, influence the operating efficiency of equipment, during cleaning, start the first motor 9, the first motor 9
Drive thread barrel 10 rotate, thread barrel 10 by screw-driven drive connecting seat 12 move up so that plugging block 13 cover into
Air port 8, the frontal plane of plugging block 13 is provided with sealing gasket 14, it is to avoid the entrance of environment dust, restarts the second motor 15, the second electricity
Machine 15 drives partial gear 22 to rotate, and partial gear 22 is driven by groove groove, when partial gear 22 and left side
When rack is engaged, the rack with right side is in the state being disengaged from, when being engaged with the rack on right side, and the rack with left side is in disengaging
The state of engagement, so that activity box is driven in the state moved up and down, so that cleaning brush 24 moves up and down, cleaning repeatedly
The surface of adsorption layer 24, the dust fallen is fallen into ash collection slot 31, and is slid along deflector 32, is discharged at discharge gate 33,
After cleaning is finished, cleaning brush 24 is lifted, then the first motor 9 will be started, plugging block 13 is moved down into disengaging air inlet 8, so that will
It can continue to start work.Overall volume of the present invention is small, cost is low, conveniently moving, is adapted to use in street or on-site；Pass through
Gear and rackwork can be actively to the dust progress cleaning operations for the filtering for adsorbing layer surface, it is to avoid cause equipment inner chamber
Dust accumulation so that equipment remains the filter effect of efficient stable, while improving the service life of equipment.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (7)
1. a kind of environment-friendly type dust filtering device for being capable of automated cleaning, including base (1) and cabinet (2), it is characterised in that institute
The bottom for the cabinet (2) stated is provided with bottom plate (3), and the front and rear sides of described bottom plate (3) are equipped with support base (4), described
Bottom plate (3) is fixed on base (1) by support base (4), and the front end of described cabinet (2) is provided with dust-absorbing tube (5), described suction
Induced-draught fan (7) is provided with dirt cup (5), the front end of dust-absorbing tube (5) is provided with cleaner head (6), the end of dust-absorbing tube (5) and cabinet
(2) inwall is connected and is provided with air inlet (8), and the upper Plane Installation of described base (1) has the first motor (9), described
The top of first motor (9) is provided with thread barrel (10), and the upper end of described thread barrel (10) is provided with threaded rod (11), described
The internal thread of the external screw thread of threaded rod (11) and thread barrel (10) mutually carves conjunction, and the top of described threaded rod (11) is provided with connection
Seat (12), the front end of the connecting seat (12) is provided with plugging block (13), and described plugging block (13) is being located at air inlet (8) just
Rear, the frontal plane of described plugging block (13) is provided with sealing gasket (14), and the madial wall of the inner chamber of described cabinet (1) is provided with
Second motor (15), the top of described the second motor (15) is provided with rotating shaft (16), and the top of described rotating shaft (16) is installed
There is a partial gear (22), the inner chamber of described cabinet (2) is vertically-mounted to be had and be provided with slide plate (17), described slide plate (17)
Activity box (19), described slide plate (17) side is provided with chute (18), and the side of described activity box (19) sets pulley (20), institute
The pulley (20) stated is entrenched in chute, and the front and rear sides of the inner chamber of described described activity box (19) are equipped with rack
(21), described partial gear (22) carves conjunction in rack (21), and contiguous block is provided with rear side of described activity box (19)
(23), the bottom of described contiguous block (23) is provided with cleaning brush (24), and described cabinet (2) obtains rear end and is provided with filter
(25), the front end of described filter (25) is provided with adsorption layer (26), and the cleaning brush (24) is fitted in adsorption layer (26)
Outer surface, the upper surface of described bottom plate (3) is provided with ash collection slot (31), and described ash collection slot (31) is located at adsorption layer (26)
Deflector (32) is provided with underface, described ash collection slot (31), the rear side of described cabinet (2) covers (33) provided with discharging, institute
The bottom for the deflector (32) stated is located at the dead astern of discharging lid (33), and described filter (25) is located at after cabinet (2)
Side, the rear end of described filter (25) is provided with exhaust blower (27), and the rear end of exhaust blower (27) is provided with exhaust outlet (28), institute
The left and right sides for the base (1) stated is mounted on roller (36).
2. the environment-friendly type dust filtering device according to claim 1 for being capable of automated cleaning, it is characterised in that described suction
Dirt cup (5) is fixed on bottom plate (3) by support bar (34).
3. the environment-friendly type dust filtering device according to claim 1 for being capable of automated cleaning, it is characterised in that described
The motor shaft of one motor (9) is connected by drive plate with thread barrel (10).
4. the environment-friendly type dust filtering device according to claim 1 for being capable of automated cleaning, it is characterised in that described cunning
The top of plate (17) is fixed on the upper plane of cabinet (2), and the front side of slide plate (17) passes through fix bar (35) and cabinet (2) inner chamber
Antetheca is connected.
5. the environment-friendly type dust filtering device according to claim 1 for being capable of automated cleaning, it is characterised in that described suction
Attached layer (26) is intensive fiber filter cotton.
6. the environment-friendly type dust filtering device according to claim 1 for being capable of automated cleaning, it is characterised in that described mistake
The inner chamber for filtering device (25) is provided with activated carbon core (30).
7. the environment-friendly type dust filtering device according to claim 1 for being capable of automated cleaning, it is characterised in that described row
Blower fan (27) obtains front end and is provided with screen pack (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678004.9A CN107261681A (en) | 2017-08-10 | 2017-08-10 | A kind of environment-friendly type dust filtering device for being capable of automated cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678004.9A CN107261681A (en) | 2017-08-10 | 2017-08-10 | A kind of environment-friendly type dust filtering device for being capable of automated cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107261681A true CN107261681A (en) | 2017-10-20 |
Family
ID=60076869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710678004.9A Withdrawn CN107261681A (en) | 2017-08-10 | 2017-08-10 | A kind of environment-friendly type dust filtering device for being capable of automated cleaning |
Country Status (1)
| Country | Link |
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| CN (1) | CN107261681A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107794611A (en) * | 2017-11-15 | 2018-03-13 | 丽水遂智科技咨询有限公司 | A kind of spinning machine dust exhaust apparatus |
| CN107984135A (en) * | 2017-11-17 | 2018-05-04 | 潍坊科技学院 | Green Machine people |
| CN108758891A (en) * | 2018-06-01 | 2018-11-06 | 利辛县儒康医药有限公司 | A kind of dust exhaust apparatus for medical dust free room |
| CN108856225A (en) * | 2018-06-14 | 2018-11-23 | 临泉县生产力促进中心 | A kind of dust exhaust apparatus in flour processing region |
| CN109091960A (en) * | 2018-07-30 | 2018-12-28 | 盛世瑶兰（深圳）科技有限公司 | A kind of energy saving and environment friendly auto purification type dust catcher |
| CN109114954A (en) * | 2018-07-26 | 2019-01-01 | 合肥三伍机械有限公司 | One kind being used for combustion furnace gas outlet purification device |
| CN109499243A (en) * | 2018-11-30 | 2019-03-22 | 李洋洋 | A kind of flue gas processing device for ore processing |
| CN109526166A (en) * | 2018-12-06 | 2019-03-26 | 安徽凯川电力保护设备有限公司 | One kind being convenient for clean electrical cabinet |
| CN109589715A (en) * | 2018-12-14 | 2019-04-09 | 浙江开化合成材料有限公司 | A kind of full factory's burned waste gas processing system of environment-friendly high-efficiency |
| CN110559777A (en) * | 2019-09-06 | 2019-12-13 | 苏州清溪环保科技有限公司 | Particulate matter adsorption device for waste gas treatment and use method thereof |
| CN111389114A (en) * | 2020-04-13 | 2020-07-10 | 安徽嘉乐斯乐净化工程有限公司 | Filter mounting structure based on combined air treatment unit |
| CN114620850A (en) * | 2022-03-28 | 2022-06-14 | 合肥酷尔环保科技有限公司 | Sewage treatment device and application thereof in cleaning equipment |
-
2017
- 2017-08-10 CN CN201710678004.9A patent/CN107261681A/en not_active Withdrawn
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107794611A (en) * | 2017-11-15 | 2018-03-13 | 丽水遂智科技咨询有限公司 | A kind of spinning machine dust exhaust apparatus |
| CN107984135B (en) * | 2017-11-17 | 2019-07-19 | 潍坊科技学院 | Green Machine people |
| CN107984135A (en) * | 2017-11-17 | 2018-05-04 | 潍坊科技学院 | Green Machine people |
| CN108758891A (en) * | 2018-06-01 | 2018-11-06 | 利辛县儒康医药有限公司 | A kind of dust exhaust apparatus for medical dust free room |
| CN108856225A (en) * | 2018-06-14 | 2018-11-23 | 临泉县生产力促进中心 | A kind of dust exhaust apparatus in flour processing region |
| CN109114954A (en) * | 2018-07-26 | 2019-01-01 | 合肥三伍机械有限公司 | One kind being used for combustion furnace gas outlet purification device |
| CN109091960A (en) * | 2018-07-30 | 2018-12-28 | 盛世瑶兰（深圳）科技有限公司 | A kind of energy saving and environment friendly auto purification type dust catcher |
| CN109499243A (en) * | 2018-11-30 | 2019-03-22 | 李洋洋 | A kind of flue gas processing device for ore processing |
| CN109526166A (en) * | 2018-12-06 | 2019-03-26 | 安徽凯川电力保护设备有限公司 | One kind being convenient for clean electrical cabinet |
| CN109589715A (en) * | 2018-12-14 | 2019-04-09 | 浙江开化合成材料有限公司 | A kind of full factory's burned waste gas processing system of environment-friendly high-efficiency |
| CN110559777A (en) * | 2019-09-06 | 2019-12-13 | 苏州清溪环保科技有限公司 | Particulate matter adsorption device for waste gas treatment and use method thereof |
| CN110559777B (en) * | 2019-09-06 | 2020-09-22 | 苏州清溪环保科技有限公司 | Particulate matter adsorption device for waste gas treatment and use method thereof |
| CN111389114A (en) * | 2020-04-13 | 2020-07-10 | 安徽嘉乐斯乐净化工程有限公司 | Filter mounting structure based on combined air treatment unit |
| CN114620850A (en) * | 2022-03-28 | 2022-06-14 | 合肥酷尔环保科技有限公司 | Sewage treatment device and application thereof in cleaning equipment |
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Application publication date: 20171020 |