CN106436624B - Hand-hold washer - Google Patents
Hand-hold washer Download PDFInfo
- Publication number
- CN106436624B CN106436624B CN201610828826.6A CN201610828826A CN106436624B CN 106436624 B CN106436624 B CN 106436624B CN 201610828826 A CN201610828826 A CN 201610828826A CN 106436624 B CN106436624 B CN 106436624B
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- China
- Prior art keywords
- fagging
- cylinder
- housing
- driven shaft
- stay plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/005—Mobile installations, particularly for upkeeping in situ road or railway furniture, for instance road barricades, traffic signs; Mobile installations particularly for upkeeping tunnel walls
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/02—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt
- E01H1/05—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt with driven brushes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning In General (AREA)
Abstract
A kind of hand-hold washer, including the first housing, second housing, first protecgulum and the second protecgulum, first housing include the first cylinder and be radially arranged on the first cylinder first before fagging and the first rear stay plate, second housing include the second cylinder and be radially arranged on the second cylinder second before fagging and the second rear stay plate, hand-held pipe is provided with before second between fagging and the second rear stay plate, jackshaft is provided with hand-held pipe, by jackshaft by fagging before first, first rear stay plate respectively with second before fagging, second rear stay plate is hinged, driving shaft is provided with first cylinder, driving shaft is fixedly arranged at the front end with the first brush wheel；Hollow driven shaft is provided with second cylinder, driven shaft is fixedly arranged at the front end with the second brush wheel, and the second brush wheel is provided with some hole for water sprayings, transmission mechanism is provided between driving shaft and driven shaft.
Description
Technical field
The present invention relates to hand-hold washer.
Background technology
At present, the cleaning to gratings relies primarily on manually, and to the cleaning of the isolation guardrail among urban road
Mode, which has artificial cleaning and matches somebody with somebody water under high pressure by automobile, scrubs cleaning.Existing walking cleaning robot is due to price, behaviour
A series of problems, such as poor reliability of work, is not widely adopted.And manually clean that labor intensity is big, and cleaning efficiency is low.Chinese patent
Number it is that 201320488930.7 utility model discloses a kind of road railings for rail/road crossing traffic cleaning machine, takes in small handcart car bottom plate medial side
Wall is provided with column, and column is provided with motor, and motor is connected with battery, and motor output shaft is provided with slideway, slideway
Two sliding blocks are inside provided with, sliding block is bolted with slideway, two angle difference on parallelogram brush one pair of which linea angulata
It is fixed on two sliding blocks, cleaning brush both sides are provided with fountain head, and the sliding block on slideway drives parallelogram cleanninfg brushes to rotate.
The gap that above-mentioned cleaning machine can not enter between railing is cleaned, and the fence that some are in narrow space cleans, and has machine
The dead angle that can not be reached, for building gratings, above-mentioned cleaning machine can not use.
The content of the invention
It is an object of the invention to propose a kind of hand-hold washer for the fence cleaning that can be adapted to different places.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that：The present invention includes the first housing and the second housing, the
The first protecgulum is provided with front side of one housing, the second protecgulum is provided with front side of the second housing, the first housing includes the first cylinder
Be radially arranged on the first cylinder first before fagging and the first rear stay plate, the second housing includes the second cylinder and being radially arranged
On the second cylinder second before fagging and the second rear stay plate, hand-held pipe, hand are provided with before second between fagging and the second rear stay plate
The center line for holding pipe is the first cylinder and the symmetrical center line of the second cylinder, holds fagging and the second back brace before pipe lumen therethrough second
Plate, is provided with jackshaft in hand-held pipe, and the front and back ends of jackshaft are each passed through the front-axle hole of fagging and the first rear stay plate before first
Axis hole stretches out afterwards, by jackshaft by fagging, the first rear stay plate before first respectively with second before fagging, the second rear stay plate be hinged, in
The rear end of countershaft is provided with locking nut；It is provided with electric machine assembly and driving shaft in first cylinder, the front side of driving shaft is by before first
The active axis hole of lid is stretched out, and the first brush wheel is fixedly arranged at the front end with driving shaft；Hollow driven shaft, driven shaft are provided with second cylinder
Front side stretched out by driven-shaft hole on the second protecgulum, driven shaft is fixedly arranged at the front end with the second brush wheel, and the second brush wheel is provided with
Some hole for water sprayings, bonnet, pump bottom plate and the pump housing, the annular space between bonnet and pump bottom plate are sequentially provided with rear side of the second cylinder
For tank, the rear end of driven shaft is stretched into the pump housing, and the centrifugal impeller in the pump housing is fixed on driven shaft, and pump bottom plate, which is provided with, to lead to
The permeable hole of tank, be communicated with driven shaft tank and driven shaft axocoel it is some after radial holes and connect driven shaft axle
Some preceding radial holes of chamber and the hole for water spraying on the second brush wheel, are provided with transmission mechanism between driving shaft and driven shaft.
Fagging is locally overlapping before fagging and second before first, is provided with before first on the faying surface of fagging around front-axle hole aperture
Preceding chain wheel, the faying surface upper measurement of fagging is provided with preceding chain wheel around hand-held pipe lumen open before second, is supportted before first before fagging and second
Further locked by chain wheel engagement before two between plate；First rear stay plate and the second rear stay plate are locally overlapping, the first back brace
Rear chain wheel is provided with around rear axle hole aperture on the faying surface of plate, the faying surface upper measurement of the second rear stay plate is set around hand-held pipe lumen open
There is rear chain wheel, further locked by chain wheel engagement after two between the first rear stay plate and the second rear stay plate.
The transmission mechanism is on the inside of the lid of the first protecgulum and the second protecgulum, transmission mechanism has be connected to second before support
Transition axis on plate, the one-level V belt translation being arranged between driving shaft and jackshaft, it is arranged between jackshaft and transition axis
Gear drive, the two level V belt translation being arranged between transition axis and driven shaft.
First housing is spliced by left shell half body and right half-shell body, and left shell half body is angle square shape, and right half-shell body is ruler
Shape, fixed between the two by screw.
The present invention has following good effect：1. a cleaning machine overall structure simple and compact, operation are easy, it is convenient for carrying,
Due to small volume, single hand-held, the space size around fence is not required, the isolation guardrail either on road
Or the fence door and window of building can clean, so can be adapted to the fence cleaning of different places, 2. cleaning machines, two brush wheels
Centre-to-centre spacing can be adjusted, and two brush wheels is entered in the barrier slit of different spacing, cleaning performance is good.3. two brush wheel center distance regulations
After good, locked by locking nut between two housings, then engaged by two secondary chain wheels, the connection for further improving two housings is reliable
Property, ensure that two brush wheel centre-to-centre spacing do not change.3. the cleaning machine can be washed, and can dry-cleaning, relatively artificial cleaning, cleaning efficiency
High and labor intensity is low, relatively existing machine cleaning, flexible light, strong adaptability.
Brief description of the drawings
Fig. 1 is the overall structure figure of the present invention.
Fig. 2 is D-D sectional views of the Fig. 1 under the state of being in line.
Fig. 3 is the C-C sectional views under Fig. 1 angled state.
Fig. 4 is the view of protecgulum.
Fig. 5 is Fig. 4 left view.
Fig. 6 is the view of bonnet.
Fig. 7 is Fig. 6 left view.
Fig. 8 is the view of the left shell half body of the first housing.
Fig. 9 is Fig. 8 left view.
Figure 10 is the view of the right half-shell body of the first housing.
Figure 11 is Figure 10 right view.
Figure 12 is the view of the second housing.
Figure 13 is Figure 12 right view.
Figure 14 is the view of the first the second brush wheel.
Figure 15 is Figure 14 right view.
Figure 16 is the view of second of second brush wheels.
Figure 17 is the view of the third the second brush wheel.
Figure 18 is application drawing.
Embodiment
Embodiment 1
See Fig. 1 to Figure 15, the present embodiment includes the first housing 1 and the second housing 2, and the front side of the first housing 1 is provided with
One protecgulum 11, the front side of the second housing 2 are provided with the second protecgulum 12.First housing 1 includes the first cylinder 1-1 and is radially arranged in
On first cylinder first before fagging 1-2 and the first rear stay plate 1-3, the first protecgulum 11 is by multiple mode connects for screw in the first cylinder 1-
On 1.Second housing 2 include the second cylinder 2-1 and be radially arranged on the second cylinder 2-1 second before after fagging 2-2 and second
Fagging 2-3, the second protecgulum 12 is by multiple mode connects for screw on the second cylinder 2-1.Before the part of first protecgulum 11 overlaps second
Before lid 12.
Hand-held pipe 2-4 is provided with before second between fagging 2-2 and the second rear stay plate 2-3, the center line for holding pipe 2-4 is first
Between cylinder 1-1 and the second cylinder 2-1 symmetrical center line, i.e. the first cylinder 1-1 center line and hand-held pipe 2-4 center line
The distance between distance L and the second cylinder 2-1 center line and hand-held pipe 2-4 center line L is equal.Hand-held pipe tube chamber 2-4-1
Fagging 2-2 and the second rear stay plate 2-3 before insertion second.
Jackshaft 3 is provided with hand-held pipe 2-4, the front and back ends of jackshaft 3 are each passed through the axis hole before first on fagging 1-2
Axis hole 1-3-1 on 1-2-1 and the first rear stay plate 1-3 stretches out, by jackshaft 3 by fagging 2-2 before fagging 1-2 and second before first
It is be hinged, while the first rear stay plate 1-3 and the second rear stay plate 2-3 are hinged, the rear end of jackshaft 3 is provided with locking nut 4.
Before fagging 1-2 part overlaps second before first before fagging 2-2, before first on fagging 1-2 faying surface
Preceding chain wheel A is provided with around axis hole 1-2-1 apertures, and fagging 2-2 faying surface upper measurement is set around hand-held pipe tube chamber 2-4-1 openings before second
There is preceding chain wheel A.First rear stay plate 1-3 part is overlapped behind the second rear stay plate 2-3, the first rear stay plate 1-3 faying surface
Upper to be provided with rear chain wheel B around axis hole 1-3-1 apertures, the second rear stay plate 2-3 faying surface upper measurement is open around hand-held pipe tube chamber 2-4-1
Provided with rear chain wheel B, chain wheel B forms a secondary chain wheel after two.Forward and backward chain wheel is using triangle closely-pitched.
Wrapped in first cylinder 1-1 provided with electric machine assembly 7 and the driving shaft 8 supported by a pair of clutch shaft bearings 9, electric machine assembly 7
The rear end for including stator winding 7-1 and rotor windings 7-2, the first cylinder 1-1 is provided with bonnet 10, and the front side of driving shaft 8 passes through first
The active axis hole 11-1 of protecgulum 11 is stretched out, and the first brush wheel 21 is fixedly arranged at the front end with driving shaft 8.
The hollow driven shaft 13 supported by a pair of second bearings 14 is provided with second cylinder 2-1, the front side of driven shaft 13 leads to
The driven-shaft hole 12-1 for crossing the second protecgulum 12 stretches out, and driven shaft 13 is fixedly arranged at the front end with the second brush wheel 22, set on the second brush wheel 22
There are some hole for water spraying 22-1.Bonnet 15, pump bottom plate 16 and the pump housing 17 are sequentially provided with rear side of second cylinder 2-1, after the pump housing 17
End is provided with inlet opening 17-1, and water supply connector 19 is provided with the 17-1 of inlet opening.Annular space between bonnet 15 and pump bottom plate 16
For tank 20, the rear end of driven shaft 13 is stretched into the pump housing 17, and the centrifugal impeller 18 in the pump housing 17 is fixed on driven shaft 13, pump bottom
Plate 16, which is provided with, leads to the permeable hole 16-1 of tank 20, if being communicated with tank 20 and driven shaft axocoel 13-1 on driven shaft 13
The radial hole 13-2 and connection driven shaft axocoel 13-1 and hole for water spraying 22-1 on the second brush wheel 22 some preceding radial directions after dry
Aperture 13-3.
Transmission mechanism 5 is provided between driving shaft 8 and driven shaft 13.The transmission mechanism 5 is in the first protecgulum 11 and second
On the inside of the lid of protecgulum 12, transmission mechanism 5 must assure that the synchronized opposite direction rotating of two brush wheels, so the rotating speed of driven shaft and driving shaft
Rotating speed size is identical, and rotation direction is opposite.Transmission mechanism 5 has the transition axis 5-1 being connected to before second on fagging 2-2, set
One-level V belt translation 5-2 between driving shaft 8 and jackshaft 3, the gear drive being arranged between jackshaft 3 and transition axis 5-1
5-3, the two level V belt translation 5-4 being arranged between transition axis 5-1 and driven shaft 13.Fagging 2-2 before above-mentioned transition axis 5-1 and second
Connection take and be provided with boss 2-2-1 on fagging 2-2 corresponding site before second, boss is provided with axis hole, and transition axis 5-1 consolidates
It is scheduled in the axis hole.Above-mentioned jackshaft 3 and transition axis 5-1 are all fixing axles.
The one-level V belt translation 5-2 include be connected on driving shaft 8 one-level active synchronization belt wheel 5-2-1, pass through bearing
The driven synchronous pulley 5-2-3 of one-level that is connected between on axle 3 and be connected to one-level active synchronization belt wheel 5-2-1 and one-level from
Level synchronization band 5-2-2 between dynamic synchronous pulley 5-2-3.Gear drive 5-3 includes being connected between on axle 3 by bearing
The driving gear 5-3-1 and driven gear 5-3-2 being connected to by bearing on transition axis 5-1.Two level V belt translation 5-4 includes passing through
Two level active synchronization belt wheel 5-4-1 that bearing is connected on transition axis 5-1, the driven timing belt of two level being connected on driven shaft 13
Wheel 5-4-3 and the secondary synchronization band being connected between two level active synchronization belt wheel 5-4-1 and the driven synchronous pulley 5-4-3 of two level
5-4-2。
For convenience of the installation of electric machine assembly 7, first housing 1 is spliced by left shell half body 1a and right half-shell body 1b,
Left shell half body 1a is angle square shape, and right half-shell body 1b is ruler shape, is fixed between the two by screw 23.Here left and right is pin
For Fig. 2, the first cylinder 1-1 is spliced into by half cylinder 1-1a of a left side and half cylinder 1-1b of the right side, before first fagging 1-2 top by
Fagging 1-2b is spliced into before fagging 1-2a and right half before left half, and fagging 1-2 bottom is overall before first.First rear stay plate 1-3
Top be spliced into by fagging 1-3b before half rear stay plate 1-3a of a left side and right half, the first rear stay plate 1-3 bottom is overall.
The shape of first brush wheel and the second brush wheel can have a variety of, and Figure 14 is a kind of second brush wheel of I-shaped shape, Tu16Shi
Second brush wheel of arc brush wheel, Figure 17 are the second brush wheels of column brush wheel.The shape of first brush wheel can also refer to above-mentioned all figures.
In the machine before use, first will be according to the gap size of fence to be cleaned, to the first brush wheel 21 and the second brush wheel 22
Center distance regulation, that is, angle between the first housing 1 and the second housing 2 is adjusted, when the centre-to-centre spacing of two brush wheels is adjusted
It is whole it is good after, tighten locking nut, now, before first before fagging 1-2 and second fagging 2-2 two before chain wheel A engage, the first back brace
Chain wheel B is engaged after the two of plate 1-3 and the second rear stay plate 2-3, makes the first housing 1 and the locking of the relative position of the second housing 2 more reliable,
Prevent the centre-to-centre spacing of two brush wheels from changing in use.See Figure 18, then two brush wheels are inserted to the gap of corresponding fence
In, water source and power supply, the rotation of two brush wheels are connected, the rinse water entered from water supply connector 19 passes through permeable hole after centrifugal pump pressurizes
Radial hole 13-3, the second brush wheel before radial hole 13-2, driven shaft axocoel 13-1, driven shaft after 16-1, tank 20, driven shaft
Hole for water spraying 22-1 on 22 is sprayed, and water-filling cleaning is entered to fence.
The machine also can carry out dry type to fence and wipe.
Claims (4)
- A kind of 1. hand-hold washer, it is characterised in that：Including the first housing（1）With the second housing（2）, the first housing（1）'s Front side is provided with the first protecgulum（11）, the second housing（2）Front side be provided with the second protecgulum（12）, the first housing（1）Including One cylinder（1-1）Be radially arranged on the first cylinder first before fagging（1-2）With the first rear stay plate（1-3）, the second housing （2）Including the second cylinder（2-1）Be radially arranged in the second cylinder（2-1）On second before fagging（2-2）With the second rear stay plate （2-3）, fagging before second（2-2）With the second rear stay plate（2-3）Between be provided with hand-held pipe（2-4）, hold pipe（2-4）Center line For the first cylinder（1-1）With the second cylinder（2-1）Symmetrical center line, hold pipe tube chamber（2-4-1）Fagging before insertion second（2-2） With the second rear stay plate（2-3）, hold pipe（2-4）It is interior to be provided with jackshaft（3）, jackshaft（3）Front and back ends be each passed through first before Fagging（1-2）Front-axle hole（1-2-1）With the first rear stay plate（1-3）Rear axis hole（1-3-1）Stretch out, by jackshaft（3）By Fagging before one（1-2）, the first rear stay plate（1-3）Respectively with second before fagging（2-2）, the second rear stay plate（2-3）It is be hinged, jackshaft （3）Rear end be provided with locking nut（4）；First cylinder（1-1）It is interior to be provided with electric machine assembly（7）And driving shaft（8）, driving shaft（8） Front side pass through the first protecgulum（11）Active axis hole（11-1）Stretch out, in driving shaft（8）Be fixedly arranged at the front end with the first brush wheel （21）；Second cylinder（2-1）It is interior to be provided with hollow driven shaft（13）, driven shaft（13）Front side pass through the second protecgulum（12）On from Shaft hole（12-1）Stretch out, driven shaft（13）Be fixedly arranged at the front end with the second brush wheel（22）, the second brush wheel（22）It is provided with some sprays Water hole（22-1）, the second cylinder（2-1）Rear side be sequentially provided with bonnet（15）, pump bottom plate（16）And the pump housing（17）, bonnet（15） With pump bottom plate（16）Between annular space be tank（20）, driven shaft（13）Rear end stretch into the pump housing（17）It is interior, the pump housing（17） Interior centrifugal impeller（18）It is fixed on driven shaft（13）On, pump bottom plate（16）It is provided with and leads to tank（20）Permeable hole（16- 1）, driven shaft（13）On be communicated with tank（20）With driven shaft axocoel（13-1）It is some after radial holes（13-2）And even Logical driven shaft axocoel（13-1）With the second brush wheel（22）On hole for water spraying（22-1）Some preceding radial holes（13-3）, driving shaft （8）And driven shaft（13）Between be provided with transmission mechanism（5）.
- 2. hand-hold washer according to claim 1, it is characterised in that：Fagging before first（1-2）With second before fagging （2-2）Local overlapping, fagging before first（1-2）Faying surface on surround front-axle hole（1-2-1）Aperture is provided with preceding chain wheel（A）, the Fagging before two（2-2）Faying surface upper measurement around hand-held pipe tube chamber（2-4-1）Opening is provided with preceding chain wheel（A）, fagging before first（1-2） With second before fagging（2-2）Between pass through chain wheel before two（A）Engage and further locked；First rear stay plate（1-3）With second Rear stay plate（2-3）Local overlapping, the first rear stay plate（1-3）Faying surface on surround rear axle hole（1-3-1）Aperture is provided with rear chain wheel （B）, the second rear stay plate（2-3）Faying surface upper measurement around hand-held pipe tube chamber（2-4-1）Opening is provided with rear chain wheel（B）, the first back brace Plate（1-3）With the second rear stay plate（2-3）Between pass through chain wheel after two（B）Engage and further locked.
- 3. hand-hold washer according to claim 1, it is characterised in that：The transmission mechanism（5）In the first protecgulum （11）With the second protecgulum（12）Lid on the inside of, transmission mechanism（5）With fagging before being connected to second（2-2）On transition axis（5- 1）, be arranged on driving shaft（8）With jackshaft（3）Between one-level V belt translation（5-2）, be arranged on jackshaft（3）With transition axis（5- 1）Between gear drive（5-3）, be arranged on transition axis（5-1）With driven shaft（13）Between two level V belt translation（5-4）.
- 4. hand-hold washer according to claim 1, it is characterised in that：First housing（1）By left shell half body（1a）With Right half-shell body（1b）It is spliced, left shell half body（1a）For angle square shape, right half-shell body（1b）For ruler shape, pass through spiral shell between the two Nail（23）It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828826.6A CN106436624B (en) | 2016-09-18 | 2016-09-18 | Hand-hold washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828826.6A CN106436624B (en) | 2016-09-18 | 2016-09-18 | Hand-hold washer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106436624A CN106436624A (en) | 2017-02-22 |
| CN106436624B true CN106436624B (en) | 2018-02-02 |
Family
ID=58169244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610828826.6A Active CN106436624B (en) | 2016-09-18 | 2016-09-18 | Hand-hold washer |
Country Status (1)
| Country | Link |
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| CN (1) | CN106436624B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108784612A (en) * | 2017-05-04 | 2018-11-13 | 贵港市瑞成科技有限公司 | The convenient washer of high-pressure cooker sealing ring |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201531005U (en) * | 2009-10-21 | 2010-07-21 | 河南远东大方道路养护设备有限公司 | Road guardrail cleaning machine |
| CA2784124A1 (en) * | 2009-12-14 | 2011-06-23 | Lawrence Orubor | Pet waste removal device |
| CN202509437U (en) * | 2012-03-07 | 2012-10-31 | 陈劼 | Miniature power-driven road sweeper |
| CN102793516A (en) * | 2012-07-28 | 2012-11-28 | 山西电力职业技术学院 | Hand-propelled multifunctional cleaning machine |
| CN203153648U (en) * | 2013-03-01 | 2013-08-28 | 张保军 | Exterior wall cleaning system |
| CN204196863U (en) * | 2014-07-31 | 2015-03-11 | 宫兵兵 | Hand electric vehicle-washing device |
-
2016
- 2016-09-18 CN CN201610828826.6A patent/CN106436624B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201531005U (en) * | 2009-10-21 | 2010-07-21 | 河南远东大方道路养护设备有限公司 | Road guardrail cleaning machine |
| CA2784124A1 (en) * | 2009-12-14 | 2011-06-23 | Lawrence Orubor | Pet waste removal device |
| CN202509437U (en) * | 2012-03-07 | 2012-10-31 | 陈劼 | Miniature power-driven road sweeper |
| CN102793516A (en) * | 2012-07-28 | 2012-11-28 | 山西电力职业技术学院 | Hand-propelled multifunctional cleaning machine |
| CN203153648U (en) * | 2013-03-01 | 2013-08-28 | 张保军 | Exterior wall cleaning system |
| CN204196863U (en) * | 2014-07-31 | 2015-03-11 | 宫兵兵 | Hand electric vehicle-washing device |
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| Publication number | Publication date |
|---|---|
| CN106436624A (en) | 2017-02-22 |
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