CN209238490U - Cleaning head is used in a kind of detection of cell phone mainboard - Google Patents
Cleaning head is used in a kind of detection of cell phone mainboard Download PDFInfo
- Publication number
- CN209238490U CN209238490U CN201822052322.7U CN201822052322U CN209238490U CN 209238490 U CN209238490 U CN 209238490U CN 201822052322 U CN201822052322 U CN 201822052322U CN 209238490 U CN209238490 U CN 209238490U
- Authority
- CN
- China
- Prior art keywords
- storehouse
- cleaning
- water pump
- dust suction
- bottom end
- 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.)
- Active
Links
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a kind of cell phone mainboard detection cleaning heads, including cleaning cylinder, friction head storehouse, hydraulic cylinder storehouse, dust suction storehouse and water pump cabin, the middle position of the cleaning cylinder bottom end is vertically-mounted cleaning brush, the bottom end of the cleaning inner barrel is provided with friction head storehouse, the second sleeve inner vertical is equipped with spring, the bottom end of the metallic rod is equipped with motor housing, the motor output end is vertically-mounted the shaft through motor housing bottom end, the lateral wall even level of the first sleeve is equipped with connecting rod, cleaning inner barrel above the friction head storehouse is provided with hydraulic cylinder storehouse, the hydraulic cylinder output end is vertically-mounted to be had through hydraulic cylinder orlop end and extends to the hydraulic stem inside friction head storehouse, cleaning inner barrel above the hydraulic cylinder storehouse is provided with dust suction storehouse.Cell phone mainboard detection cleaning head gives single-chip microcontroller control water pump starting, water is sprayed to dust suction sponge, increases adsorption effect when humidity is lower.
Description
Technical field
The utility model relates to cell phone mainboard technical field, cleaning head is used in specially a kind of cell phone mainboard detection.
Background technique
Cell phone mainboard is usually stored a period of time in storehouse before the assembling for mobile phone, and surface is easy to cover
Dust cannot directly be used for mobile phone production, otherwise can interfere the contact of component, also have an impact to welding effect, so needing
It first to be cleaned before assembling.
Existing cell phone mainboard burnisher is mainly hairbrush, when cleaning, with the tip of hairbrush on cell phone mainboard repeatedly
It cleans, dust can be started when so that dust is detached from cell phone mainboard surface, but cleaning, a part of dust can fall back to cell phone mainboard
Surface causes cleaning not thorough enough, while absorption of most of cell phone mainboard detection cleaning heads for dust currently on the market
Effect is not good enough, while being not easy to cleaning dust accumulation.
But it is most of currently on the market.
Utility model content
The purpose of this utility model is to provide a kind of cell phone mainboard detection cleaning heads, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of cell phone mainboard detection cleaning head, packet
Cleaning cylinder, friction head storehouse, hydraulic cylinder storehouse, dust suction storehouse and water pump cabin are included, the middle position of the cleaning cylinder bottom end is vertical
Cleaning brush is installed, and the middle position for cleaning cylinder bottom end is provided with air suction opening, the bottom end of the cleaning inner barrel is set
It is equipped with friction head storehouse, and the top homogeneous vertical inside friction head storehouse is equipped with second sleeve, the second sleeve inner vertical
Spring, and the vertically-mounted metallic rod having through second sleeve of spring bottom end are installed, the bottom end of the metallic rod is equipped with electricity
Cabinet, and motor housing inner bottom middle position it is vertically-mounted have a motor, the motor output end is vertically-mounted to be had and runs through
The shaft of motor housing bottom end, and the bottom end on the outside of shaft is equipped with first sleeve, the lateral wall even level of the first sleeve
Connecting rod is installed, and connecting rod is equipped with friction head far from the side of first sleeve, the cleaning cylinder above the friction head storehouse
Body is internally provided with hydraulic cylinder storehouse, and hydraulic cylinder storehouse inner bottom middle position it is vertically-mounted have a hydraulic cylinder, it is described hydraulic
Cylinder output end is vertically-mounted to be had through hydraulic cylinder orlop end and extends to the hydraulic stem inside friction head storehouse, and hydraulic stem bottom end with
The top of motor housing is connected, and the cleaning inner barrel above the hydraulic cylinder storehouse is provided with dust suction storehouse, and dust suction orlop end
Both ends are vertically-mounted the sweep-up pipe through dust suction storehouse, and dust suction storehouse inner vertical is equipped with dust suction sponge, and dust suction sea
One end of the dust suction storehouse inner tip of continuous inside is equipped with single-chip microcontroller, and the dust suction storehouse inner tip of the single-chip microcontroller side is equipped with
Humidity sensor, and dust suction storehouse back side bottom end is provided with cleaning eye close to one end of humidity sensor, above the dust suction storehouse
Cleaning inner barrel top is provided with water pump cabin, and the water pump cabin inner bottom has exhausting close to one end of single-chip microcontroller is vertically-mounted
Machine, and exhaust fan output end is vertically-mounted the air hose through water pump cabin bottom end, the water pump cabin inner bottom of exhaust fan side
Hold it is vertically-mounted have water pump, and water pump output end is vertically-mounted has through water pump cabin and extend to the outlet pipe inside dust suction storehouse,
The outside of the outlet pipe is uniformly equipped with spray head, and the input terminal of the water pump is horizontally installed with suction hose, and water pump is far from pumping
The water pump cabin inner bottom of blower side is equipped with water tank, and the water tank back side is provided with far from the upper end of water pump side into water
Hole, and the middle position on water tank top is equipped with battery, the middle position on the water pump cabin top is provided with ventilation hole.
Preferably, the metallic rod is by constituting telescoping mechanism between spring and second sleeve, and metallic rod, spring and the
Two sleeves are provided with two groups, and there are two every group of metallic rod, spring and second sleeve be respectively provided with, while metallic rod top
Length dimension is greater than the length dimension of second sleeve bottom end.
Preferably, the cleaning drum surface is evenly arranged with anti-skid chequer.
Preferably, the friction head and connecting rod are equiangularly arranged in first sleeve, and friction head and connecting rod are equal
There are four settings.
Preferably, the spray head is provided with two groups, and there are two every group of spray head settings, while every group of spray head is equidistantly set
It sets on outlet pipe.
Preferably, there are two the sweep-up pipe settings.
Compared with prior art, the utility model has the beneficial effects that cell phone mainboard detection cleaning head, passes through installation
Cleaning cylinder, cleaning brush, exhaust fan, hydraulic cylinder, motor, air suction opening, hydraulic stem, motor housing, connecting rod, friction head, shaft
And first sleeve, cleaning cylinder is first held, then mobile phone faceplate is cleaned by cleaning brush, starts exhaust fan, hydraulic cylinder
And motor, dust is adsorbed through air suction opening under the action of exhaust fan, drives hydraulic stem flexible under the action of hydraulic cylinder,
Hydraulic stem drives motor housing to move up and down, and motor housing drives motor, connecting rod and friction head to move up and down to uniformly and clearly
Clean cylinder madial wall contact, drives shaft rotation under the action of motor, and shaft drives first sleeve, connecting rod and friction head to turn
It is dynamic to generate electrostatic to which friction occur with cleaning cylinder madial wall, thus suction-operated of the enhancing to dust, convenient for enhancing cleaning
Effect passes through the humidity sensor of installation, dust suction storehouse, single-chip microcontroller, water pump, water tank, suction hose, outlet pipe, spray head and dust suction sea
Silk floss, passes to single-chip microcontroller for signal in time when humidity sensor detects that dust suction storehouse interior humidity is lower, and single-chip microcontroller controls water
Pump startup, to the water inside water tank be sprayed to inside dust suction sponge through suction hose, outlet pipe and spray head, to increase dust suction sea
Silk floss passes through the dust suction sponge of installation, inlet opening, water tank, water pump, suction hose, outlet pipe, spray head and clear to the adsorption effect of dust
Hole is managed, when the dust inside dust suction sponge is more, inlet opening is first passed through to suitable clear water is injected inside water tank, then starts
Water pump makes the clear water inside water tank spray to dust suction sponge through suction hose, outlet pipe and spray head, is convenient under the action of cleaning eye
Clear up the dust of siltation.
Detailed description of the invention
Fig. 1 is that the utility model faces schematic cross-sectional view；
Fig. 2 is the utility model back view structural schematic diagram；
Fig. 3 is that the utility model friction head, connecting rod with first sleeve connect overlooking structure diagram；
Fig. 4 is the portion A enlarged structure schematic diagram in the utility model Fig. 1；
Fig. 5 is the portion B enlarged structure schematic diagram in the utility model Fig. 1.
In figure: 1, cleaning cylinder；2, exhaust fan；3, air hose；4, spray head；5, dust suction sponge；6, sweep-up pipe；7, motor housing；
8, friction head；9, connecting rod；10, first sleeve；11, air suction opening；12, cleaning brush；13, friction head storehouse；14, shaft；15, electric
Machine；16, hydraulic cylinder storehouse；17, outlet pipe；18, dust suction storehouse；19, water tank；20, battery；21, ventilation hole；22, water pump cabin；23,
Inlet opening；24, cleaning eye；25, hydraulic stem；26, spring；27, metallic rod；28, second sleeve；29, hydraulic cylinder；30, single-chip microcontroller；
31, humidity sensor；32, suction hose；33, water pump.
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
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, a kind of embodiment provided by the utility model: a kind of cell phone mainboard detection cleaning head, including
Cylinder 1, friction head storehouse 13, hydraulic cylinder storehouse 16, dust suction storehouse 18 and water pump cabin 22 are cleaned, the middle position of 1 bottom end of cylinder is cleaned
Vertically-mounted to have cleaning brush 12, cleaning 1 surface of cylinder is evenly arranged with anti-skid chequer, convenient for increasing non-skid property, and cleans cylinder 1
The middle position of bottom end is provided with air suction opening 11, cleans the bottom end inside cylinder 1 and is provided with friction head storehouse 13, and friction head storehouse
Top homogeneous vertical inside 13 is equipped with second sleeve 28, and 28 inner vertical of second sleeve is equipped with spring 26, and spring 26
The vertically-mounted metallic rod 27 having through second sleeve 28 in bottom end, metallic rod 27 between spring 26 and second sleeve 28 by constituting
Telescoping mechanism, and metallic rod 27, spring 26 and second sleeve 28 are provided with two groups, and every group of metallic rod 27,26 and of spring
There are two second sleeve 28 is respectively provided with, while the length dimension on 27 top of metallic rod is greater than the length ruler of 28 bottom end of second sleeve
Very little, convenient for increasing the stability of motor housing 7, the bottom end of metallic rod 27 is equipped with motor housing 7, and in 7 inner bottom of motor housing
Between it is vertically-mounted at position have motor 15, the model of the motor 15 can be Y90S-6 motor, and 15 output end of motor is vertically-mounted
There is the shaft 14 through 7 bottom end of motor housing, and the bottom end in 14 outside of shaft is equipped with first sleeve 10, the outside of first sleeve 10
Wall even level is equipped with connecting rod 9, and connecting rod 9 is equipped with friction head 8,8 He of friction head far from the side of first sleeve 10
Connecting rod 9 is equiangularly arranged in first sleeve 10, and there are four friction head 8 and connecting rod 9 be respectively provided with, convenient for increasing dust
The cleaning cylinder 1 of adsorptivity, 13 top of friction head storehouse is internally provided with hydraulic cylinder storehouse 16, and in 16 inner bottom of hydraulic cylinder storehouse
Between it is vertically-mounted at position have hydraulic cylinder 29, the model of the hydraulic cylinder 29 can be J64RT2UNIVER telescopic cylinder, hydraulic cylinder
29 output ends are vertically-mounted to be had through 16 bottom end of hydraulic cylinder storehouse and extends to the hydraulic stem 25 inside friction head storehouse 13, and hydraulic stem
25 bottom ends are connected with the top of motor housing 7, and the cleaning cylinder 1 of 16 top of hydraulic cylinder storehouse is internally provided with dust suction storehouse 18, and inhales
The vertically-mounted sweep-up pipe 6 having through dust suction storehouse 18 in the both ends of 18 bottom end of dirt storehouse, there are two the settings of sweep-up pipe 6, convenient for increasing
Pick-up performance, 18 inner vertical of dust suction storehouse are equipped with dust suction sponge 5, and 18 inner tip of dust suction storehouse of 5 inside of dust suction sponge
One end is equipped with single-chip microcontroller 30, and 18 inner tip of dust suction storehouse of 30 side of single-chip microcontroller is equipped with humidity sensor 31, and dust suction storehouse
18 back sides bottom end are provided with cleaning eye 24 close to one end of humidity sensor 31, push up inside the cleaning cylinder 1 of 18 top of dust suction storehouse
End is provided with water pump cabin 22, and 22 inner bottom of water pump cabin has exhaust fan 2 close to one end of single-chip microcontroller 30 is vertically-mounted, the air pump
2 model can be for GF4-72-5A-7.5kw air pump and 2 output end of exhaust fan is vertically-mounted has through 22 bottom end of water pump cabin
Air hose 3,22 inner bottom of water pump cabin of 2 side of exhaust fan is vertically-mounted water pump 33, and the model of the water pump 33 can be ISGD
Single-stage water pump, and 33 output end of water pump is vertically-mounted has through water pump cabin 22 and extend to the outlet pipe 17 inside dust suction storehouse 18,
The outside of outlet pipe 17 is uniformly equipped with spray head 4, and spray head 4 is provided with two groups, and there are two every group of settings of spray head 4, while every group
Spray head 4 is set in qually spaced on outlet pipe 17, and convenient for increasing pick-up performance, the input terminal of water pump 33 is horizontally installed with suction hose
32, and water pump 33 is equipped with water tank 19 far from 22 inner bottom of water pump cabin of 2 side of exhaust fan, 19 back side of water tank is far from water pump 33
The upper end of side is provided with inlet opening 23, and the middle position on 19 top of water tank is equipped with battery 20,22 top of water pump cabin
Middle position be provided with ventilation hole 21.
Working principle: when using the cell phone mainboard detection cleaning head, cleaning cylinder 1 is first held, cleaning is then passed through
It brushes 12 pairs of mobile phone faceplates to clean, starting exhaust fan 2, hydraulic cylinder 29 and motor 15, through air suction opening under the action of exhaust fan 2
11 pairs of dusts adsorb, and drive hydraulic stem 25 flexible under the action of hydraulic cylinder 29, and hydraulic stem 25 drives and moves down on motor housing 7
Dynamic, the drive of motor housing 7 motor 15, connecting rod 9 and friction head 8 move up and down to uniformly contact with cleaning 1 inner sidewall of cylinder,
Under the action of motor 15 drive shaft 14 rotate, shaft 14 drive first sleeve 10, connecting rod 9 and friction head 8 rotation to
Electrostatic is generated with cleaning 1 inner sidewall of cylinder generation friction, thus suction-operated of the enhancing to dust, convenient for enhancing cleaning effect,
Signal is passed into single-chip microcontroller 30 in time when humidity sensor 31 detects that 18 interior humidity of dust suction storehouse is lower, single-chip microcontroller 30 is controlled
Water pump 33 processed starts, so that the water inside water tank 19 is sprayed to inside dust suction sponge 5 through suction hose 32, outlet pipe 17 and spray head 4,
To increase dust suction sponge 5 to the adsorption effect of dust, when the dust inside dust suction sponge 5 is more, inlet opening 23 is first passed through
Suitable clear water is injected inside to water tank 19, then starts water pump 33 and makes the clear water inside water tank 19 through suction hose 32, water outlet
Pipe 17 and spray head 4 spray to dust suction sponge 5, and the dust of siltation is convenient to clean under the action of cleaning eye 24.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of cell phone mainboard detection cleaning head, including cleaning cylinder (1), friction head storehouse (13), hydraulic cylinder storehouse (16), dust suction
Storehouse (18) and water pump cabin (22), it is characterised in that: the middle position of described cleaning cylinder (1) bottom end is vertically-mounted cleaning brush
(12), and the middle position of cleaning cylinder (1) bottom end is provided with air suction opening (11), the internal bottom end of cleaning cylinder (1)
It is provided with friction head storehouse (13), and friction head storehouse (13) internal top homogeneous vertical is equipped with second sleeve (28), described the
Two sleeves (28) inner vertical is equipped with spring (26), and spring (26) bottom end is vertically-mounted the gold through second sleeve (28)
Belong to bar (27), the bottom end of the metallic rod (27) is equipped with motor housing (7), and the middle position of motor housing (7) inner bottom
Vertically-mounted to have motor (15), motor (15) output end is vertically-mounted the shaft (14) through motor housing (7) bottom end, and
Bottom end on the outside of shaft (14) is equipped with first sleeve (10), and the lateral wall even level of the first sleeve (10) is equipped with company
Extension bar (9), and connecting rod (9) is equipped with friction head (8) far from the side of first sleeve (10), above the friction head storehouse (13)
Cleaning cylinder (1) be internally provided with hydraulic cylinder storehouse (16), and the middle position of hydraulic cylinder storehouse (16) inner bottom is pacified vertically
Equipped with hydraulic cylinder (29), hydraulic cylinder (29) output end is vertically-mounted to be had through hydraulic cylinder storehouse (16) bottom end and extends to friction
The internal hydraulic stem (25) in head storehouse (13), and hydraulic stem (25) bottom end is connected with the top of motor housing (7), the hydraulic cylinder storehouse
(16) the cleaning cylinder (1) above is internally provided with dust suction storehouse (18), and the both ends of dust suction storehouse (18) bottom end vertically-mounted have
Sweep-up pipe (6) through dust suction storehouse (18), dust suction storehouse (18) inner vertical is equipped with dust suction sponge (5), and dust suction sponge
(5) one end of dust suction storehouse (18) inner tip on the inside of is equipped with single-chip microcontroller (30), the dust suction storehouse of single-chip microcontroller (30) side
(18) inner tip is equipped with humidity sensor (31), and dust suction storehouse (18) back side bottom end is close to one end of humidity sensor (31)
It is provided with cleaning eye (24), cleaning cylinder (1) inner tip above the dust suction storehouse (18) is provided with water pump cabin (22), described
Water pump cabin (22) inner bottom has exhaust fan (2) close to one end of single-chip microcontroller (30) is vertically-mounted, and exhaust fan (2) output end is perpendicular
The air hose (3) through water pump cabin (22) bottom end directly is installed, water pump cabin (22) inner bottom of the exhaust fan (2) side is vertical
It is equipped with water pump (33), and water pump (33) output end is vertically-mounted has through water pump cabin (22) and to extend to dust suction storehouse (18) internal
Outlet pipe (17), the outside of the outlet pipe (17) is uniformly equipped with spray head (4), the input terminal level peace of the water pump (33)
Equipped with suction hose (32), and water pump (33) is equipped with water tank (19) far from water pump cabin (22) inner bottom of exhaust fan (2) side,
Water tank (19) back side is provided with inlet opening (23) far from the upper end of water pump (33) side, and the interposition on water tank (19) top
The place of setting is equipped with battery (20), and the middle position on water pump cabin (22) top is provided with ventilation hole (21).
2. a kind of cell phone mainboard detection cleaning head according to claim 1, it is characterised in that: the metallic rod (27) is logical
It crosses between spring (26) and second sleeve (28) and constitutes telescoping mechanism, and metallic rod (27), spring (26) and second sleeve (28)
It is provided with two groups, and there are two every group of metallic rod (27), spring (26) and second sleeve (28) be respectively provided with, while metallic rod
(27) length dimension on top is greater than the length dimension of second sleeve (28) bottom end.
3. a kind of cell phone mainboard detection cleaning head according to claim 1, it is characterised in that: the cleaning cylinder (1)
Surface is evenly arranged with anti-skid chequer.
4. a kind of cell phone mainboard detection cleaning head according to claim 1, it is characterised in that: the friction head (8) and
Connecting rod (9) is equiangularly arranged on first sleeve (10), and there are four friction head (8) and connecting rod (9) be respectively provided with.
5. a kind of cell phone mainboard detection cleaning head according to claim 1, it is characterised in that: spray head (4) setting
There are two groups, and there are two every group of spray head (4) settings, while every group of spray head (4) is set in qually spaced on outlet pipe (17).
6. a kind of cell phone mainboard detection cleaning head according to claim 1, it is characterised in that: the sweep-up pipe (6) sets
There are two setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822052322.7U CN209238490U (en) | 2018-12-07 | 2018-12-07 | Cleaning head is used in a kind of detection of cell phone mainboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822052322.7U CN209238490U (en) | 2018-12-07 | 2018-12-07 | Cleaning head is used in a kind of detection of cell phone mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209238490U true CN209238490U (en) | 2019-08-13 |
Family
ID=67531972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822052322.7U Active CN209238490U (en) | 2018-12-07 | 2018-12-07 | Cleaning head is used in a kind of detection of cell phone mainboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209238490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178215A (en) * | 2021-12-07 | 2022-03-15 | 北京正雅皮具护理有限公司 | Multifunctional leather product intelligent cleaning device and impurity collecting device for leather product cleaning |
| CN114918042A (en) * | 2022-05-30 | 2022-08-19 | 南京科技职业学院 | Electromechanical device environmental protection dust collector |
-
2018
- 2018-12-07 CN CN201822052322.7U patent/CN209238490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178215A (en) * | 2021-12-07 | 2022-03-15 | 北京正雅皮具护理有限公司 | Multifunctional leather product intelligent cleaning device and impurity collecting device for leather product cleaning |
| CN114918042A (en) * | 2022-05-30 | 2022-08-19 | 南京科技职业学院 | Electromechanical device environmental protection dust collector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208912648U (en) | Cable cleaning device | |
| CN107762986A (en) | A kind of environment-friendly type can self-cleaning exhaust fan | |
| CN209238490U (en) | Cleaning head is used in a kind of detection of cell phone mainboard | |
| CN207598591U (en) | A kind of environment-friendly type can self-cleaning exhaust fan | |
| CN109171570B (en) | Sweeping and mopping integrated robot | |
| CN209101687U (en) | A kind of carpet cleaning drying device | |
| CN208772041U (en) | A kind of dust-free workshop entrance personnel whole body dust-extraction unit | |
| CN209334396U (en) | A kind of ash bucket of cyclone dust collectors automatic ash removing | |
| CN205144462U (en) | Take roller brush strip's clean robot | |
| CN2865409Y (en) | Electric dust-absorbing brush | |
| CN105964629A (en) | Cleaning device for textile machine | |
| CN209285355U (en) | Dust collector main machine | |
| CN209091176U (en) | Dust collector and floor brush assembly thereof | |
| CN208495058U (en) | Cell phone mainboard cleaning head | |
| CN207952139U (en) | With interior of mobile phone cleaning device when a kind of Cellphone Repairs | |
| CN205816340U (en) | A kind of cleaning device for weaving loom | |
| CN113786122B (en) | Clean dust extraction of power distribution room | |
| CN215838794U (en) | Self-cleaning floor cleaning machine | |
| CN110721934B (en) | Keyboard cleaning and sundry placing device utilizing air negative pressure effect | |
| CN203541012U (en) | Computer case internal cleaner | |
| CN108002203B (en) | A kind of application method of handrail cleaning device | |
| CN105725919A (en) | Dust collector with drying function | |
| CN206979437U (en) | Screen window washer | |
| CN101849803A (en) | Retractable compression plate of dust collecting barrel | |
| CN109868639A (en) | A kind of cleaner with air bubble |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |