CN208910040U - A kind of water suction dust exhaust apparatus - Google Patents
A kind of water suction dust exhaust apparatus Download PDFInfo
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- CN208910040U CN208910040U CN201820759599.0U CN201820759599U CN208910040U CN 208910040 U CN208910040 U CN 208910040U CN 201820759599 U CN201820759599 U CN 201820759599U CN 208910040 U CN208910040 U CN 208910040U
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- dirty water
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Abstract
The utility model discloses a kind of water suction dust exhaust apparatuses, including fuselage body, suction hose is provided in the fuselage body, dirty water cup, aqueous vapor separation assembly, gas storehouse and dust suction subassembly, the suction hose is connected to the dirty water cup, aqueous vapor separation assembly is provided between the dirty water cup and the gas storehouse, the dust suction subassembly extracts the gas in the gas storehouse out, the dust suction subassembly includes motor, blade and battery pack, the motor connect with the blade and the blade is driven to rotate, the battery pack is connect with the motor, air outlet is additionally provided on the fuselage body, the battery pack is arranged in the air outlet side.It can spray water and absorb water, and security performance is high, and compact-sized, work efficiency is high, small in size.
Description
Technical field
The utility model relates to cleaning devices, and in particular to a kind of water suction dust exhaust apparatus.
Background technique
Common dust catcher can clear up dust, but some spots can not be siphoned away by dust catcher, need to wash with water,
And it needs that some detergent are added in water sometimes, and then removes dirt, and the dirty water inconvenience on ground is cleared up using dust catcher.Mesh
Before, occur some water suction dusting cleaning machines on the market, but its volume is necessarily large and bulky, it has not been convenient to it carries, power consumption is high, and it is at high cost,
The megastore such as supermarket are only applicable to, use is extremely inconvenient.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of water suction dust exhaust apparatuses, can spray water and absorb water, peace
Full performance is high, and compact-sized, work efficiency is high, small in size.
In order to solve the above-mentioned technical problem, the utility model provides a kind of water suction dust exhaust apparatus, including fuselage body, institute
State and be provided with suction hose, dirty water cup, aqueous vapor separation assembly, gas storehouse and dust suction subassembly in fuselage body, the suction hose with it is described
The connection of dirty water cup, is provided with aqueous vapor separation assembly, the dust suction subassembly will be in the gas storehouse between the dirty water cup and the gas storehouse
Gas extraction, the dust suction subassembly includes motor, blade and battery pack, and the motor connect with the blade and described in driving
Blade rotation, the battery pack are connect with the motor, and air outlet, the battery pack setting are additionally provided on the fuselage body
In the air outlet side.
Preferably, be provided with baffle in the gas storehouse, the baffle by the gas storehouse be separated into dirty water entrepot and
Dust-absorbing airflow storehouse, the dirty water entrepot are connected to the dirty water cup, and the baffle can be opened under the action of dust suction subassembly,
Return unit is provided on the baffle, the return unit can reset open baffle.
Preferably, the aqueous vapor separation assembly includes impeller pedestal, movable vane wheel and separator, on the impeller pedestal
It is equipped with rotary shaft, one end of the rotary shaft is connect with the movable vane wheel, the other end of the rotary shaft and the separator
It connects, offers air channel on the impeller pedestal, air flow guide is provided in the air channel, is arranged on the separator
Multiple air holes.
Preferably, the air-flow guidance set is to determine impeller, the impeller blade for determining impeller has inclination angle.
Preferably, the movable vane wheel includes upper plate, lower plate and the first impeller blade, first impeller blade is arranged in institute
State between upper plate and the lower plate, the diameter of the movable vane wheel be less than it is described determine impeller, air-flow determines impeller and is oriented to and rushes through described
Hit first impeller blade.
Preferably, being provided with hollow cavity in the impeller pedestal, the upper wall of the cavity offers the first hole
Hole, the lower wall of the cavity offer the second hole, and first hole is connected to gas storehouse, and second hole and dirty water cup connect
It is logical, type of tamper evidence is provided between first hole and second hole, the type of tamper evidence can be upward under the action of air-flow
It moves and is fitted close with first hole.
Preferably, being additionally provided with water spraying mechanism in the fuselage body, the water spraying mechanism includes sparge pipe, clear water
Cup, check valve and spraying button are provided with check valve, the check valve and the water spray between the sparge pipe and the clear water cup
Button connection.
Preferably, being provided with hollow armed lever on the fuselage body, the suction hose and the sparge pipe are arranged
In the armed lever.
Preferably, the end of the armed lever is provided with hairbrush.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is provided with dust suction subassembly, can dust suction can inhale dirty water again.
2, the utility model can preferably realize that aqueous vapor separates, and collect dirty water, easy to use.
3, the utility model Power Supply Assembly is arranged in the side of air outlet, and Power Supply Assembly can radiate drop under the action of air-flow
Temperature prolongs the service life.
4, the utility model is compact-sized, small in size, is moved easily, and work efficiency is high.
Detailed description of the invention
For the clearer technical solution illustrated in the utility model embodiment technology, embodiment technology will be retouched below
Attached drawing needed in stating is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments, for those of ordinary skill in the art, without creative efforts, additionally it is possible to according to
These attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the diagrammatic cross-section of the utility model；
Fig. 3 is enlarged diagram of the Fig. 2 in a-quadrant；
Fig. 4 is the driving structure schematic diagram of separator；
Fig. 5 is the structural schematic diagram for separating dirty water cup.
Wherein, 10- fuselage body, 11- handle, 12- armed lever, 13- hairbrush, 14- dirty water cup release button, the air duct 15- are inhaled
Power adjusting knob, 16- corking, 20- suction hose, 21- dirty water cup, 30- air flow guide, 31- rotary shaft, 32- movable vane wheel, 33-
One nut, 34- separator, the second nut of 35-, 36- bearing, 37- impeller cover, 40- baffle, 41- dirty water entrepot, 42- inhale
Dust and gas stream storehouse, 50- impeller pedestal, the first waterwall of 51-, the second waterwall of 52-, 53- cavity, 54- type of tamper evidence, 60- suction hose,
61- clear water cup, 62- check valve, 63- spraying button, 70- blade, 71- motor, 72- Power Supply Assembly, 73- air outlet, on 321-
Plate, the first impeller blade of 322-, 323- lower plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on this it is practical in embodiment, those of ordinary skill in the art are without creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
It is described the utility model discloses a kind of water suction dust exhaust apparatus, including fuselage body 10 shown in referring to Fig.1~Fig. 5
Suction hose 20, dirty water cup 21, aqueous vapor separation assembly, gas storehouse and dust suction subassembly, the suction hose 20 are provided in fuselage body 10
It is connected to the dirty water cup 21, aqueous vapor separation assembly is provided between the dirty water cup 21 and the gas storehouse, the dust suction subassembly will
Gas extraction in the gas storehouse, the dust suction subassembly includes motor 71, blade 70 and Power Supply Assembly 72, the motor 71 and institute
It states blade 70 to connect and the blade 70 is driven to rotate, the Power Supply Assembly 72 is connect with the motor 71, the fuselage body
Air outlet 73 is additionally provided on 10, the Power Supply Assembly 72 is arranged in 73 side of air outlet.
Fig. 1 is the structural schematic diagram of the utility model.There is clear water cup 61 on fuselage body 10, be arranged on the upside of clear water cup 61
There is corking 16.It is provided with handle 11 on fuselage body 10, the inside of handle 11 is provided with spraying button 63, clear water will be from arm
It is sprayed in bar 12, the end of armed lever 12 is provided with dismountable hairbrush 13.Be additionally provided on armed lever 12 dirty water cup release by
Button 14 presses dirty water cup release button 14, and dirty water cup 21 is separable, and then conveniently pours out dirty water.The water suction dusting cleaning machine is also
It is provided with suction adjusting knob 16, the suction size of the adjustable water suction dusting cleaning machine of air duct suction adjusting knob 15, up
Movement can reduce suction.Its working principle is that deflating inside air duct, so that the suction of the device be made to decline.Air duct suction tune
The purpose for saving button 15 is to prevent dust suction subassembly suction too big, causes suction inlet suction too strong, inconvenient, and suction makes greatly very much meeting
So that separator revolving speed is too fast to influence service life.User can also adjust air duct suction adjusting knob according to work requirements
15, draw different amounts of dirty water.
Fig. 2 is the diagrammatic cross-section of the utility model.Water spraying mechanism and water suction dust collection mechanism are provided in fuselage body 10.
Water spraying mechanism includes sparge pipe 60, clear water cup 61, check valve 62 and spraying button 63.Wherein, between sparge pipe 60 and clear water cup 61
It is provided with check valve 62, check valve 62 is connect with spraying button 63, presses spraying button 63, and the water in clear water cup 61 will be taken out
Out, and by sparge pipe 60 it sprays.The effect of check valve 62 is to prevent aqueous reflux, and clear water can persistently be extracted out from clear water cup 61.It inhales
On the one hand the effect of water dust collection mechanism is cleaning dirty water, dirty water is sucked；On the other hand some dusts also be may be inhaled.Water-absorption mechanism
Including suction hose 20, dirty water cup 21, gas storehouse, aqueous vapor separation assembly and dust suction subassembly, suction hose 20 is connected to the dirty water cup 21,
Aqueous vapor separation assembly is provided between dirty water cup 21 and gas storehouse, dust suction subassembly extracts the gas in gas storehouse out, and dust suction subassembly includes electricity
Machine 71, blade 70 and Power Supply Assembly 72, motor 71 connect with blade 70 and rotate with movable vane piece 70, Power Supply Assembly 72 and the electricity
Machine 71 connects.The preferably dismountable rechargeable battery of Power Supply Assembly 72.Air outlet 73, the power supply are additionally provided on fuselage body 10
Component 72 is arranged in 73 side of air outlet.Motor 71 is rotated with movable vane piece 70, and the gas in gas storehouse is extracted out.Due to Power Supply Assembly
72 are arranged in the side of air outlet 73, can carry out cooling and heat dissipation to Power Supply Assembly 72 when air-flow is outwardly discharged, extend and use the longevity
Life.The mode of the power supply of motor 71 also can be selected and be connect by electric wire with external power supply herein.It is dirty under the action of dust suction subassembly
Water is entered in dirty water cup 21 by suction hose 20, and aqueous vapor separation assembly is provided between dirty water cup 21 and gas storehouse, aqueous vapor separation assembly
Effect be to separate gas and liquid, prevent steam from entering gas storehouse, under the action of aqueous vapor separation assembly, liquid stays in dirty water
In cup, gas then enters gas storehouse, is sucked by dust suction subassembly, to achieve the purpose that collect dirty water.Sparge pipe 60 and suction hose 20
All it is arranged in armed lever 12.
Fig. 3 is enlarged diagram of the Fig. 2 in a-quadrant.Aqueous vapor separation assembly includes impeller pedestal 50, movable vane wheel 32 and separation
Device 34 is equipped with rotary shaft 31 on the impeller pedestal 50, and one end of the rotary shaft 31 is connect with the movable vane wheel 32, described
The other end of rotary shaft 31 is connect with the separator 34.Rotary shaft 31 passes through bearing 36 and 50 attachment base of impeller pedestal.Its
In, rotary shaft 31 is bolt, and movable vane wheel 32 is fixed on the upper end of the bolt by the first nut 33, and separator 34 is by the second nut 35
It is fixed on the lower end of the bolt.The rotation of movable vane wheel 32 will drive the rotation of separator 34.Air channel is offered on impeller pedestal 50,
Air flow guide 30 is provided in air channel, the impeller blade of gas outlet towards the movable vane wheel 32 of air flow guide 30 is arranged.This reality
With novel middle air flow guide 30 using impeller is determined, the impeller blade for determining impeller can be oriented to air-flow, make air-flow most
The impeller blade of movable vane wheel 32 is blowed in big degree, then movable vane wheel 32 will high speed rotation, and then rotated with flow separator 34, it is real
Existing gas-liquid separation, gas will enter the gas storehouse of 34 upside of separator, and liquid is then flowed into dirty water cup 21.Wherein, separator 34
The upper multiple air holes of setting, gas will enter 34 inside of separator from air hole, and due to 34 high speed rotation of separator, dirty water will
It is trapped within outside separator 34.In addition, separator 34 is internally provided with the first waterwall 51 and the second waterwall 52, the first water blocking
Wall 51 is fixed at the downside of impeller pedestal 50, and the second waterwall 52 is arranged on separator 34, the first waterwall 51 and the
Two waterwalls 52 shift to install, and the highest point of the second waterwall 52 is higher than the minimum point of the first waterwall 51, and the first waterwall
51 are located at the outside of the second waterwall 52.First waterwall 51 and the second waterwall 52 can further completely cut off steam, prevent water
Vapour is inhaled into dust suction subassembly, damages machine.
Hollow cavity 53 is provided in impeller pedestal 50, the upper wall of cavity 53 offers the first hole, cavity 53
Lower wall offers the second hole, and the first hole is connected to gas storehouse, and the second hole is connected to dirty water cup 21, the first hole and the second hole
Type of tamper evidence 54 is provided between hole, type of tamper evidence 54 can be moved upwards under the action of air-flow and is fitted close with the first hole.Chamber
The lower wall of body 53 is lower than air flow guide 30.Wherein, obstruction piece 54 selects steel ball.Baffle 40 is provided in gas storehouse, baffle 40 will
Gas storehouse is separated into dirty water entrepot 41 and dust-absorbing airflow storehouse 42, and baffle 40 can be opened under the action of dust suction subassembly, on baffle
It is provided with return unit, return unit is torsional spring.When motor 71 works, the air-flow in gas storehouse is sucked out dust suction subassembly, and baffle 40 exists
Opening, gas circulation are rotated to the right under the action of air-flow, and obstruction piece 54 moves upwards under the action of air-flow, blocks first
Hole prevents gas leakage.Motor 71 is closed, baffle 40 resets under the action of torsional spring, by dirty water entrepot 41 and dust-absorbing airflow storehouse
42 barriers completely, the effect of baffle 40 are to guarantee under off working state, prevent the steam in dirty water cup 21 from entering dust-absorbing airflow
In storehouse 42.Since baffle 40 resets, gas storehouse is blocked, and since separator 34 at this time does not rotate, it not can be carried out gas-liquid separation, that
When board tilt even with put upside down, the part dirty water in dirty water cup 21 can be flowed into dirty water entrepot 41, and baffle 40 will be dirty
Water entrepot 41 is closed, and dirty water would not enter in dust-absorbing airflow storehouse 42.Effect of reducible baffle 40 in dust-absorbing airflow
Lower opening, and when close dust-absorbing airflow, baffle 40 can reset under the action of return unit, guarantee that dirty water may not flow into suction
Dust and gas stream storehouse, it is safer reliable.When needing to carry out water suction operation using the water suction dusting cleaning machine, which is ajusted,
Dirty water under gravity, is flowed into dirty water cup 21 from dirty water entrepot 41, and cavity 53 be dirty water entrepot 41 most
Lower, the lower wall of cavity 53 offer the second hole, and the dirty water in dirty water entrepot 41 is flowed into cavity 53 through the first hole,
It is flowed into dirty water entrepot 41 from the second hole of cavity 53 again.The effect of cavity 53 is will be convenient for will be in dirty water entrepot 41
Dirty water be discharged in time.
Fig. 4 is the driving structure schematic diagram of separator.Air flow guide 30, air-flow are fixedly installed inside impeller pedestal 50
Impeller is determined in the selection of guidance set 30, and the impeller blade of movable vane wheel has inclination angle.The upside of air flow guide 30 is provided with movable vane wheel
32, movable vane wheel 32 includes upper plate 321, lower plate 323 and the first impeller blade 322, and the setting of the first impeller blade 322 is in upper plate 321 under
Between plate 323, the diameter of movable vane wheel 32 is less than the diameter for determining impeller, and air-flow is oriented to through determining impeller and impacts the first impeller blade
322, so that 322 high-speed rotation of the first impeller blade.The upside of impeller pedestal 50 is additionally provided with impeller cover 37, and dust suction subassembly is produced
Raw wind driven impeller enters in movable vane wheel 32, and movable vane wheel 32 rotates under the action of air-flow, and principle is similar to windmill in wind
Middle rotation.And air-flow is flowed out from the blade for determining impeller, the blade due to determining impeller be all it is curved, can shape in the top for determining impeller
At the air-flow of rotation, and the side of the air-flow driven impeller 32 rotated is blown into, and impacts the first impeller blade 322, movable vane wheel 32 is at this
It is rotated faster under the action of the air-flow of kind rotation, it is more efficient.This movable vane wheel and the combination for determining impeller can be preferably
It driving separator to rotate using fluid flowing, transforms wind energy into kinetic energy, the revolving speed of movable vane wheel can reach 80000rpm,
Work efficiency is high, and be not required to it is external connect power source the rotation of separator can be realized, it is compact-sized, small in size and easy to disassemble
Cleaning.
Fig. 5 is the structural schematic diagram for separating dirty water cup.Dirty water cup release button 14 is pressed, dirty water cup 21 is separable.Dirty water
Cup 21 is connected by a snap with fuselage body 10.Separate dirty water cup 21, on the one hand, the sundries being convenient to clean in dirty water cup 21,
Dirty water in dirty water cup 21 out；On the other hand, disassembly, cleaning can also be carried out to separator 34.
There are two types of the working methods of this water suction dusting cleaning machine:
Mode 1: after cleaning solution/clear water is sprayed on floor/carpet, suction inlet region and ground form a more closed sky
Between, so that the dirt dilution that the instantaneous stronger suction of generation keeps floor/carpet dirty becomes dirty water and is inhaled into dirty water cup；
Mode 2: after cleaning solution/clear water is sprayed on floor/carpet, the dirty region of floor/carpet is swiped by hairbrush back and forth,
Dirt dilution is become dirty water to be inhaled into dirty water cup.
The beneficial effects of the utility model are: the utility model is provided with dust suction subassembly, can dust suction can inhale dirty water again；This
Utility model can preferably realize that aqueous vapor separates, and collect dirty water, easy to use；The utility model is compact-sized, small in size, side
Just it moves, work efficiency is high.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with novel point.
Claims (9)
1. a kind of water suction dust exhaust apparatus, which is characterized in that including fuselage body, suction hose, dirty is provided in the fuselage body
Cup, aqueous vapor separation assembly, gas storehouse and dust suction subassembly, the suction hose are connected to the dirty water cup, the dirty water cup with it is described
Aqueous vapor separation assembly is provided between gas storehouse, the dust suction subassembly extracts the gas in the gas storehouse out, and the dust suction subassembly includes
Motor, blade and Power Supply Assembly, the motor connect with the blade and the blade are driven to rotate, the Power Supply Assembly and institute
Motor connection is stated, air outlet is additionally provided on the fuselage body, the Power Supply Assembly is arranged in the air outlet side.
2. water suction dust exhaust apparatus as described in claim 1, which is characterized in that be provided with baffle, the baffle in the gas storehouse
The gas storehouse is separated into dirty water entrepot and dust-absorbing airflow storehouse, the dirty water entrepot is connected to the dirty water cup, the gear
Plate can be opened under the action of dust suction subassembly, and return unit is provided on the baffle, and the return unit can be by open gear
Sheet reset.
3. as described in claim 1 water suction dust exhaust apparatus, which is characterized in that the aqueous vapor separation assembly include impeller pedestal,
Movable vane wheel and separator are equipped with rotary shaft on the impeller pedestal, and one end of the rotary shaft is connect with the movable vane wheel, institute
The other end for stating rotary shaft is connect with the separator, and air channel, setting in the air channel are offered on the impeller pedestal
There is air flow guide, multiple air holes are set on the separator.
4. water suction dust exhaust apparatus as claimed in claim 3, which is characterized in that the air-flow guidance set is to determine impeller, described
The impeller blade for determining impeller has inclination angle.
5. water suction dust exhaust apparatus as claimed in claim 4, which is characterized in that the movable vane wheel includes upper plate, lower plate and first
Impeller blade, first impeller blade are arranged between the upper plate and the lower plate, and it is described fixed that the diameter of the movable vane wheel is less than
Impeller, air-flow determine impeller and are oriented to and impact first impeller blade through described.
6. water suction dust exhaust apparatus as claimed in claim 3, which is characterized in that be provided with hollow chamber in the impeller pedestal
Body, the upper wall of the cavity offer the first hole, and the lower wall of the cavity offers the second hole, first hole and gas
Storehouse connection, second hole are connected to dirty water cup, are provided with type of tamper evidence between first hole and second hole, described
Type of tamper evidence can be moved upwards under the action of air-flow and is fitted close with first hole.
7. water suction dust exhaust apparatus as described in claim 1, which is characterized in that be additionally provided with sprinkler in the fuselage body
Structure, the water spraying mechanism include sparge pipe, clear water cup, check valve and spraying button, are set between the sparge pipe and the clear water cup
It is equipped with check valve, the check valve is connect with the spraying button.
8. water suction dust exhaust apparatus as claimed in claim 7, which is characterized in that be provided with hollow arm on the fuselage body
Bar, the suction hose and the sparge pipe are arranged in the armed lever.
9. water suction dust exhaust apparatus as claimed in claim 8, which is characterized in that the end of the armed lever is provided with hairbrush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820759599.0U CN208910040U (en) | 2018-05-21 | 2018-05-21 | A kind of water suction dust exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820759599.0U CN208910040U (en) | 2018-05-21 | 2018-05-21 | A kind of water suction dust exhaust apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN208910040U true CN208910040U (en) | 2019-05-31 |
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ID=66692349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820759599.0U Active CN208910040U (en) | 2018-05-21 | 2018-05-21 | A kind of water suction dust exhaust apparatus |
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| CN (1) | CN208910040U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108403035A (en) * | 2018-05-21 | 2018-08-17 | 苏州腾普电气科技有限公司 | A kind of water suction cleaning machine |
| CN112773254A (en) * | 2019-11-08 | 2021-05-11 | 宁波方太厨具有限公司 | Movable object surface cleaning integrated assembly and dust collecting device with same |
| CN113749555A (en) * | 2021-09-18 | 2021-12-07 | 追觅创新科技(苏州)有限公司 | Cleaning device |
| WO2023124845A1 (en) * | 2021-12-30 | 2023-07-06 | 追觅创新科技(苏州)有限公司 | Cleaning device |
-
2018
- 2018-05-21 CN CN201820759599.0U patent/CN208910040U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108403035A (en) * | 2018-05-21 | 2018-08-17 | 苏州腾普电气科技有限公司 | A kind of water suction cleaning machine |
| CN108403035B (en) * | 2018-05-21 | 2024-03-15 | 苏州腾普电气科技有限公司 | Water-absorbing cleaning machine |
| CN112773254A (en) * | 2019-11-08 | 2021-05-11 | 宁波方太厨具有限公司 | Movable object surface cleaning integrated assembly and dust collecting device with same |
| CN113749555A (en) * | 2021-09-18 | 2021-12-07 | 追觅创新科技(苏州)有限公司 | Cleaning device |
| CN113749555B (en) * | 2021-09-18 | 2022-06-28 | 追觅创新科技(苏州)有限公司 | Cleaning device |
| WO2023124845A1 (en) * | 2021-12-30 | 2023-07-06 | 追觅创新科技(苏州)有限公司 | Cleaning device |
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