CN207165127U - A kind of intelligence with self-cleaning function is led the way board - Google Patents
A kind of intelligence with self-cleaning function is led the way board Download PDFInfo
- Publication number
- CN207165127U CN207165127U CN201720889200.6U CN201720889200U CN207165127U CN 207165127 U CN207165127 U CN 207165127U CN 201720889200 U CN201720889200 U CN 201720889200U CN 207165127 U CN207165127 U CN 207165127U
- Authority
- CN
- China
- Prior art keywords
- casing
- display screen
- touch display
- cleaning device
- led
- 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
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
It the utility model is related to a kind of intelligence with self-cleaning function to lead the way board, the left and right ends of support plate face to the one side of touch display screen are provided with pulley, and the left and right ends that casing is provided with the one side of touch display screen are provided with slide rail；The side of casing is provided with motor；Pulley slides under the driving of motor in slide rail, drives cleaning device to be close to touch display screen surface and slides up and down；Magnetic valve is controlled by controller, opens shower when cleaning device slide downward, wiping absorbent material while water spray in supporting plate is wiped；Shower is closed when cleaning device upward sliding, absorbent material is wiped and is wiped again.The utility model can realize the automated cleaning for board touch display screen of being led the way to intelligence, it is therefore prevented that the accumulation of dust influences to use, and also prevent the propagation of potential virus.
Description
Technical field
The utility model belongs to Intelligent road sign technical field, and in particular to a kind of intelligence with self-cleaning function is led the way board.
Background technology
For traditional guideboard due to only indicating place name or traffic route, information is relatively simple, has been difficult to meet that information is quick
The demand of propagation.
The intellectuality occurred in the recent period is led the way board, guideboard and display device is integrated, by network side, shortcut people looks into
Ask the various information such as more detailed traffic information, navigation map, periphery businessman.
Utility model patent such as Application No. " CN201621155732.9 " discloses a kind of intelligence with Wifi functions
Can guideboard, including base, casing is installed on base, the upper surface of casing is provided with column, signpost, case are provided with column
Control terminal is installed in vivo, the surface of casing is embedded with touch-control display panel, and control terminal and touch-control display panel are connected by wire
Connect, the outer surface of touch-control display panel is bonded with safety glass, is bonded with the gap between touch-control display panel and casing anti-
Water bar, the top of column are provided with Wifi transmitters, and the Wifi transmitters are connected with control terminal by wire, are provided with casing
Power supply, the power supply are connected with control terminal and touch-control display panel respectively；The utility model can be with intelligentized display road
Information, passerby can clearly grasp the road information at crossing, make correct Path selection.
But such Intelligent road sign for including display screen can produce some problems in actual use, for example, screen by
A large amount of dusts can be adsorbed in electrostatic interaction, if cleaning can influence to use not in time；Further, since being in public place, have not
Same passerby uses, if cleaning not in time, is likely to result in the propagation of germ；Furthermore under the Yanguan Pass of abundance, display screen does not have
Radical occlusion device may make user not see screen message.
Utility model content
Influence to use because electrostatic interaction adsorbs a large amount of dusts to solve screen existing for existing Intelligent road sign, it is also possible to
The propagation of germ, and display screen can be caused not to have the problem of radical occlusion device may make user not see screen message, this
Utility model provides a kind of intelligence with self-cleaning function and led the way board.The technical problems to be solved in the utility model passes through following
Technical scheme is realized：
A kind of intelligence with self-cleaning function is led the way board, including base, support bar and casing, the upper end of the support bar with
Casing is fixedly connected, and lower end is fixedly connected with base；The surface of the casing is embedded with touch display screen, the touch display screen
Section is glued in contact gap between casing water-proof strip；Controller and communication module are provided with casing, it is described to touch display
Screen is electrically connected by controller with communication module；
Also include cleaning device, the cleaning device includes a supporting plate, one side of the support plate face to touch display screen
Upper end be provided with wiping absorbent material, bottom is horizontally arranged with the groove isometric with supporting plate, spray is fixed with groove
Shower pipe, the water inlet end of shower are provided with magnetic valve；
The left and right ends of the support plate face to the one side of touch display screen are provided with pulley, and the casing is provided with touch
The left and right ends of the one side of display screen are provided with slide rail；The side of casing is provided with motor；The pulley is under the driving of motor
Slided in slide rail, drive cleaning device to be close to touch display screen surface and slide up and down；
The box house is provided with battery, and the top surface of casing is fixed with rider hood, and the upper surface of rider hood is fixed with
Solar panel, the solar panel are connected with battery by wire, and the electric shock machine and solenoid valve controller are equal
It is electrically connected with the controller, the controller is connected with storage battery.
Further, the junction of the one side for being equiped with touch display screen of the casing and top surface is cambered surface, the cunning
Rail upwardly extends from the bottom of touch display screen, passes through the cambered surface to the upper surface of the casing.
Further, the top surface of the casing is the drainage trap of an indent, and the drainage trap is provided with screen pack.
Further, the casing is provided with guiding gutter at the lower section of touch display screen, is offered on the guiding gutter
Delivery port, the delivery port are connected with downcomer.
Further, it is sponge or multi-layer nonwoven fabrics to wipe absorbent material.
Relative to prior art, the beneficial effects of the utility model：
1. by slide rail, supporting plate top sheave on casing, and shower and the setting for wiping absorbent material in supporting plate,
Motor can be made to drive cleaning device to be close to touch display screen surface under the control of the controller to slide up and down, realize and intelligence is drawn
The automated cleaning of guideboard touch display screen；
2. cleaning device by the way that shower to be arranged on to the bottom of supporting plate, will wipe absorbent material and be arranged on supporting plate
Upper end, by controlled motor, can be achieved when slide downward, shower is opened, with wiping water-absorption material while spray
Material wipes screen；And shower is closed in cleaning device upward sliding, wipe absorbent material and screen is wiped again, more
Add cleaning clean；
3. by fixing rider hood at the top of casing, solar panel, box house are fixed in the upper surface of rider hood
Battery is provided with, excessively bright outdoor light can both be blocked by rider hood, and facilitated touch display screen information inspection,
Nature clean energy resource is make use of again simultaneously, reduces energy consumption；
4. by the way that the junction of the one side for being equiped with touch display screen of casing and upper surface is being arranged into cambered surface, and it is sliding
Rail upwardly extends from the bottom of touch display screen, by the cambered surface to the upper surface of the casing, cleaning device can be made to exist
The used time is not fixed on the top of casing, will not block screen；
5. being arranged to the drainage trap of an indent by the upper surface of casing, and screen pack is set in drainage trap, can be by clearly
Clean device is placed in drainage trap, is wiped moisture excessive on absorbent material and is filtered down by filter screen, is able to air-dry in time.
The utility model is described in further details below with reference to drawings and Examples.
Brief description of the drawings
Fig. 1 is that the intelligence with self-cleaning function of embodiment 1 is led the way the structural representation of board.
Fig. 2 be the cleaning device of embodiment 1 one side from support plate face to touch display screen structural representation.
Fig. 3 is that the intelligence with self-cleaning function of embodiment 2 is led the way the right view of board.
Fig. 4 is the top plan view of the casing of embodiment 2.
Fig. 5 is that the intelligence with self-cleaning function of embodiment 3 is led the way the structural representation of board.
Fig. 6 is the control planning schematic diagram of Examples 1 and 2.
In figure：1st, base；2nd, support bar；3rd, casing；4th, touch display screen；5th, controller；6th, communication module；7th, sanitizer cartridge
Put；71st, supporting plate；72nd, absorbent material is wiped；73rd, shower；8th, magnetic valve；9th, pulley；10th, slide rail；11st, motor；12nd, store
Battery；13rd, rider hood；14th, solar panel；15th, drainage trap；16th, screen pack；17th, guiding gutter；18th, delivery port；19th, under
Water pipe.
Embodiment
For the technological means and effect that the utility model is reached predetermined purpose and taken is expanded on further, below in conjunction with accompanying drawing
And embodiment describes in detail as follows to specific embodiment of the present utility model, architectural feature and its effect.
Embodiment 1：
Influence to use because electrostatic interaction adsorbs a large amount of dusts to solve screen existing for existing Intelligent road sign, it is also possible to
The propagation of germ, and display screen can be caused not to have the problem of radical occlusion device may make user not see screen message, this
Utility model provides a kind of intelligence with self-cleaning function as shown in Figure 1 and led the way board, including base 1, support bar 2 and casing
3, the upper end of support bar 2 is fixedly connected with casing 3, and lower end is fixedly connected with base 1；The surface of casing 3 is embedded with touch display
Shield 4, gluing section in the contact gap between touch display screen 4 and casing 3 has water-proof strip；Controller 5 and communication are provided with casing 3
Module 6, touch display screen 4 are electrically connected by controller 5 with communication module 6.
Also include cleaning device 7, as shown in Fig. 2 cleaning device includes a supporting plate 71, the supporting plate 71 is aobvious towards touching
The upper end of the one side of display screen 4, which is provided with, wipes absorbent material 72, and it is sponge or multi-layer nonwoven fabrics to wipe absorbent material 72；Lower end
Portion is horizontally arranged with the groove 74 isometric with supporting plate, and shower 73 is fixed with groove 74, and the water inlet end of shower 73 is set
There is magnetic valve 8.
The left and right ends of support plate face to the one side of touch display screen are provided with pulley 9, and casing 3 is provided with touch display screen
The left and right ends of 4 one side are provided with slide rail 10；The side of casing 3 is provided with motor 11；Pulley 9 under the driving of motor 11
Slided in slide rail 10, drive cleaning device 7 to be close to the surface of touch display screen 4 and slide up and down；Magnetic valve 8 is controlled by controller 5,
Shower 73 is opened when 7 slide downward of cleaning device, shower 73 is closed when 7 upward sliding of cleaning device.
By the way that shower 73 to be arranged on to the bottom of supporting plate 71, absorbent material 72 will be wiped and be arranged on supporting plate 71
Upper end, by controlled motor 11, it can be achieved when slide downward, shower 73 is opened, with wiping water suction while spray
Material 72 wipes screen；And shower 73 is closed in 7 upward sliding of cleaning device, wipe absorbent material 72 and screen is entered again
Row wipes, and more cleaning is clean.
Casing 3 is internally provided with battery 12, and the top of casing 3 is fixed with rider hood 13, and the upper surface of rider hood 13 is consolidated
Surely have solar panel 14, solar panel 14 is connected with battery 12 by wire, motor 11 and magnetic valve 8 with control
Device 5 processed electrically connects, and controller 5 electrically connects with battery 12.By fixing rider hood 13 at the top of casing 3, rider hood 13
Solar panel 14 is fixed in upper surface, and the inside of casing 3 sets battery 12, both can be by rider hood 13 to excessively bright open air
Light is blocked, and facilitates the information inspection of touch display screen 4, while make use of nature clean energy resource again, reduces energy consumption.
The intelligence with self-cleaning function of the present embodiment board of leading the way passes through slide rail, supporting plate top sheave, Yi Jizhi on casing
The setting of shower and wiping absorbent material, can make motor drive cleaning device to be close to touch under the control of the controller on fagging
Touch display screen surface to slide up and down, realize the automated cleaning for board touch display screen of being led the way to intelligence, it is therefore prevented that the accumulation shadow of dust
Ring and use, also prevent the propagation of potential virus.
Embodiment 2：
As shown in figure 3, on the basis of embodiment 1, the intelligence with self-cleaning function of the present embodiment is led the way board casing 3
It is cambered surface that the one side of touch display screen 4, which is equiped with, with the junction of upper surface, and slide rail 10 prolongs upwards from the bottom of touch display screen 4
Stretch, the top surface by cambered surface to casing 3.This setting can make cleaning device be fixed on the top surface of casing in the not used time, will not hide
Baffle plate curtain；
As shown in figure 4, the top surface of casing 3 is the drainage trap 15 of an indent, drainage trap 15 is provided with screen pack 16.It can incite somebody to action
Cleaning device 7 is placed in drainage trap 15, wipes moisture excessive on absorbent material 72 by under the filter of filter screen 16, wiping water-absorption material
Material 72 is able to air-dry in time.
Embodiment 3：
As shown in figure 5, on the basis of embodiment 1 or 2, the intelligence with self-cleaning function of the present embodiment is led the way board casing
3 are provided with guiding gutter 17 at the lower section of touch display screen 4, offer delivery port on guiding gutter 17, the delivery port is connected with down
Water pipe.The sewage under flushing can be made to flow into downcomer by the delivery port of guiding gutter 17, be discharged into sewer.
The motor that the utility model is used is stepper motor, and controller is single-chip microcomputer, and single-chip microcomputer is driven by KC-105 motors
Dynamic model block controlled motor, stepper motor select 24BYJ48 micromachines, and such a motor noise is small, and temperature rise is low, in light weight, each side
Face performance meets or exceeds national standard.Type of drive is four phase eight beat a cycle, and circuit is by 74HC04 and ULN2803 structures
Into driving force is strong, without peripheral circuit, to improve driving force, there is provided wide-range voltage selects interface.
It should be noted that the intelligence of the present utility model with self-cleaning function is led the way, board can be by the control that sets thereon
System switch is artificially opened, and is cleaned, can also be by increasing dust detection on the surface of display screen to realize certainly
Dynamic open carries out automated cleaning.
The lead the way operation principle of board of intelligence of the present utility model with self-cleaning function is：
When the surface dirt of touch display screen 4 is more, controlling switch is opened, controller 5 drives mould by KC-105 motors
Block controlled motor 11, pulley 9 slide under the driving of motor 11 in slide rail 10, drive cleaning device 7 to be close to touch display screen 4
Surface slides up and down；Prior write-in program in the controller, setting cleaning device 7 sliding time from top to bottom and by it is lower extremely
On time, magnetic valve 8 is controlled by controller 5, shower 73 is opened when 7 slide downward of cleaning device, water is from shower
73 apopore is sprayed to touch display screen, and water is atomized water；While water spray, wiping absorbent material 72 immediately after is to aobvious
Display screen is wiped；When reaching the 4 bottom time of touch display screen, by controlling magnetic valve 8 to close the water outlet of shower 73,
Motor reversal, the upward sliding of cleaning device 7, wipe absorbent material 72 and wiped clean is carried out to screen again；When cleaning device 7 is slided
To casing 3 top surface when, cleaning device 7 is positioned in drainage trap 15, is wiped excessive moisture on absorbent material 72 and is passed through filter screen
Under 16 filters, wipe absorbent material 72 and be able to air-dry in time.
Board of the present utility model of leading the way can be fixed in road side or scenic spot, and pedestrian can be by board enquiring route of leading the way
It is new, and the various information such as more detailed traffic information, navigation map, periphery businessman.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (5)
- Board, including base 1. a kind of intelligence with self-cleaning function is led the way（1）, support bar（2）And casing（3）, the support bar （2）Upper end and casing（3）It is fixedly connected, lower end and base（1）It is fixedly connected；The casing（3）Surface be embedded with touch Display screen（4）, the touch display screen（4）With casing（3）Between contact gap in glue section have water-proof strip；Casing（3）Inside set It is equipped with controller（5）And communication module（6）, the touch display screen（4）Pass through controller（5）With communication module（6）Electrical connection； It is characterized in that：Also include cleaning device（7）, the cleaning device includes a supporting plate（71）, the supporting plate（71）Towards touch display screen （4）The upper end of one side be provided with wiping absorbent material（72）, bottom is horizontally arranged with the groove isometric with supporting plate （74）, groove（74）Inside it is fixed with shower（73）, shower（73）Water inlet end be provided with magnetic valve（8）；The left and right ends of the support plate face to the one side of touch display screen are provided with pulley（9）, the casing（3）It is provided with tactile Touch display screen（4）The left and right ends of one side be provided with slide rail（10）；Casing（3）Side be provided with motor（11）；The cunning Wheel（9）In motor（11）Driving under in slide rail（10）Interior slip, drive cleaning device（7）It is close to touch display screen（4）Surface Slide up and down；Pass through controller（5）Control magnetic valve（8）, work as cleaning device（7）Shower is opened during slide downward（73）, when Cleaning device（7）Shower is closed during upward sliding（73）；The casing（3）It is internally provided with battery（12）, casing（3）Top be fixed with rider hood（13）, rider hood（13） Upper surface be fixed with solar panel（14）, the solar panel（14）With battery（12）Connected by wire, The motor（11）And magnetic valve（8）And controller（5）Electrical connection, the controller（5）With battery（12）Electrical connection.
- The board 2. intelligence according to claim 1 with self-cleaning function is led the way, it is characterised in that：The casing（3）Dress Provided with touch display screen（4）One side and the junction of top surface be cambered surface, the slide rail（10）From touch display screen（4）Bottom Upwardly extend, pass through the cambered surface to the casing（3）Top surface.
- The board 3. intelligence according to claim 2 with self-cleaning function is led the way, it is characterised in that：The casing（3）Top Face is the drainage trap of an indent（15）, the drainage trap（15）It is provided with screen pack（16）.
- The board 4. intelligence according to claim 3 with self-cleaning function is led the way, it is characterised in that：The casing is aobvious in touch Display screen（4）Lower section at be provided with guiding gutter（17）, the guiding gutter（17）On offer delivery port, the delivery port is connected with down Water pipe.
- The board 5. intelligence according to claim 4 with self-cleaning function is led the way, it is characterised in that：Wipe absorbent material（72） For sponge or multi-layer nonwoven fabrics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889200.6U CN207165127U (en) | 2017-07-21 | 2017-07-21 | A kind of intelligence with self-cleaning function is led the way board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889200.6U CN207165127U (en) | 2017-07-21 | 2017-07-21 | A kind of intelligence with self-cleaning function is led the way board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207165127U true CN207165127U (en) | 2018-03-30 |
Family
ID=61713931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720889200.6U Active CN207165127U (en) | 2017-07-21 | 2017-07-21 | A kind of intelligence with self-cleaning function is led the way board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207165127U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877313A (en) * | 2018-07-03 | 2018-11-23 | 黑龙江工业学院 | A kind of Japanese and Russian intertranslation teaching equipment |
| CN108989636A (en) * | 2018-07-27 | 2018-12-11 | 遵义市鑫远望科技有限公司 | The self-cleaning photographic device of camera lens |
| CN110453622A (en) * | 2019-08-14 | 2019-11-15 | 上海阳道智能交通设施有限公司 | A kind of sign board with automatic pollutant removal function |
| CN111739433A (en) * | 2020-08-18 | 2020-10-02 | 慈溪柏达电子科技有限公司 | But self-cleaning's outdoor LED screen |
| CN111785161A (en) * | 2020-07-01 | 2020-10-16 | 杭州麦扑文化创意有限公司 | Intelligent map with nearby scenic spot recommendation function |
| CN112967614A (en) * | 2021-02-03 | 2021-06-15 | 王金电 | Internet of things equipment based on high-definition LED display screen of meeting room |
| CN113187307A (en) * | 2021-05-10 | 2021-07-30 | 李广志 | Electronic music tombstone with scanning code and displaying pre-life information |
| CN113639872A (en) * | 2021-08-14 | 2021-11-12 | 长春理工大学 | Thermal imager based on infrared polarization imaging for monitoring system |
| CN113821120A (en) * | 2021-07-17 | 2021-12-21 | 深圳彩虹源科技有限责任公司 | Business super display screen interactive system |
| CN113814210A (en) * | 2021-08-13 | 2021-12-21 | 财自道生(福建)电子商务服务有限公司 | Online shopping mall consultation management device and management system |
| CN114005287A (en) * | 2021-10-22 | 2022-02-01 | 枣庄学院 | Intelligent traffic analysis management and control device based on big data |
-
2017
- 2017-07-21 CN CN201720889200.6U patent/CN207165127U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877313A (en) * | 2018-07-03 | 2018-11-23 | 黑龙江工业学院 | A kind of Japanese and Russian intertranslation teaching equipment |
| CN108989636B (en) * | 2018-07-27 | 2021-02-19 | 遵义市鑫远望科技有限公司 | Self-cleaning camera device of camera lens |
| CN108989636A (en) * | 2018-07-27 | 2018-12-11 | 遵义市鑫远望科技有限公司 | The self-cleaning photographic device of camera lens |
| CN110453622A (en) * | 2019-08-14 | 2019-11-15 | 上海阳道智能交通设施有限公司 | A kind of sign board with automatic pollutant removal function |
| CN111785161A (en) * | 2020-07-01 | 2020-10-16 | 杭州麦扑文化创意有限公司 | Intelligent map with nearby scenic spot recommendation function |
| CN111739433B (en) * | 2020-08-18 | 2021-06-11 | 南京顶基科技有限公司 | But self-cleaning's outdoor LED screen |
| CN111739433A (en) * | 2020-08-18 | 2020-10-02 | 慈溪柏达电子科技有限公司 | But self-cleaning's outdoor LED screen |
| CN112967614A (en) * | 2021-02-03 | 2021-06-15 | 王金电 | Internet of things equipment based on high-definition LED display screen of meeting room |
| CN113187307A (en) * | 2021-05-10 | 2021-07-30 | 李广志 | Electronic music tombstone with scanning code and displaying pre-life information |
| CN113821120A (en) * | 2021-07-17 | 2021-12-21 | 深圳彩虹源科技有限责任公司 | Business super display screen interactive system |
| CN113821120B (en) * | 2021-07-17 | 2024-04-26 | 深圳彩虹源科技有限责任公司 | Commercial super display screen interaction system |
| CN113814210A (en) * | 2021-08-13 | 2021-12-21 | 财自道生(福建)电子商务服务有限公司 | Online shopping mall consultation management device and management system |
| CN113639872A (en) * | 2021-08-14 | 2021-11-12 | 长春理工大学 | Thermal imager based on infrared polarization imaging for monitoring system |
| CN114005287A (en) * | 2021-10-22 | 2022-02-01 | 枣庄学院 | Intelligent traffic analysis management and control device based on big data |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207165127U (en) | A kind of intelligence with self-cleaning function is led the way board | |
| CN205697516U (en) | A kind of glass high-altitude dust arrester | |
| CN205102035U (en) | Novel solar energy electrostatic precipitator self -cleaning street lamp | |
| CN208670847U (en) | A kind of construction site intelligent road-lamp with air-cleaning function | |
| CN107090954B (en) | Roof rainwater collecting and recycling system | |
| CN105880202A (en) | City street lamp cleaning system based on intelligent detection and PWM control | |
| CN115532664A (en) | Environmental protection monitor with self-cleaning function | |
| CN108442269A (en) | A kind of intelligent direction giving board for traffic route | |
| CN220491553U (en) | Outdoor liquid crystal screen | |
| CN106656012A (en) | Solar panel cleaning device | |
| CN208301580U (en) | A kind of high building exterior wall glass washing device | |
| CN203724031U (en) | Environment-friendly cleaning device for glass curtain wall of high-rise building | |
| CN202835686U (en) | Ventilating dustproof box and ventilating system of motor room | |
| CN105909560A (en) | Intelligent purification laminar flow hood | |
| CN207119474U (en) | A kind of haze collector unit based on corona discharge and except haze device | |
| CN209724159U (en) | Sunshading and thermal insulating window with automatic cleaning apparatus | |
| CN103735222A (en) | Intelligent solar glass cleaning device | |
| CN103610420A (en) | Environment-friendly cleaning device for high-rise building glass curtain wall | |
| CN207182836U (en) | A kind of LED display of networking control | |
| CN206693677U (en) | Solar energy waiting booth with solar panel defencive function | |
| CN208748743U (en) | A kind of floor tile screen using rainwater automated cleaning | |
| CN211582899U (en) | Automatic cleaning device for glass curtain wall | |
| CN107860064A (en) | Grange air purifier | |
| CN207018964U (en) | A kind of automated cleaning solar street light | |
| CN211933915U (en) | High-rise corridor environmental protection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |