CN204082336U - The visual washing unit of a kind of automobile three-way catalysts with no pressure - Google Patents
The visual washing unit of a kind of automobile three-way catalysts with no pressure Download PDFInfo
- Publication number
- CN204082336U CN204082336U CN201420551458.1U CN201420551458U CN204082336U CN 204082336 U CN204082336 U CN 204082336U CN 201420551458 U CN201420551458 U CN 201420551458U CN 204082336 U CN204082336 U CN 204082336U
- Authority
- CN
- China
- Prior art keywords
- threeway
- solenoid valve
- controller
- automobile
- port
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses the visual washing unit of a kind of automobile three-way catalysts with no pressure, comprise source of compressed air, wiper mechanism, restoring component, controller, keyboard, display device and endoscope, described source of compressed air is connected with wiper mechanism, described controller respectively with keyboard, display device, endoscope, wiper mechanism, restoring component is connected, the signal output part of described endoscope is connected with controller, endoscope gathers the picture signal on ternary catalyzing unit surface and the picture signal collected is sent into controller, picture signal shows by controller over the display.This washing unit adopts controller intelligent control wiper mechanism and restoring component's work, endoscope gathers the image on ternary catalyzing unit surface in automobile exhaust pipe and can show in real time in the display, loudspeaker prompting can also be carried out in the process of automobile three-way catalysts being cleaned and reducing, integrate sound, image, video, achieve the visual cleaning of automobile three-way catalysts.
Description
Technical field
The utility model relates to automobile washing field, particularly the visual washing unit of a kind of automobile three-way catalysts with no pressure.
Background technique
At present, the method of conventional removing automobile three-way catalysts area carbon mainly contains two kinds, one pulls down ternary catalyzing unit directly to soak with cleaning solution, then rinse with clear water, put in back original position, the shortcoming of this cleaning method is that clean time needs 4 hours, and clean time is long; Another cleaning method adopts to beat transfusion bottle de-carbon method, exactly cleaning solution is poured in transfusion bottle, be inserted in vacuum automobile pipe by pin hole again, when auto idle speed runs, cleaning solution is drawn into engine chamber, cleaning solution burns generation intermidate oxide within the engine, by intermidate oxide, ternary catalyzing unit is reduced, the shortcoming of this cleaning method is that the oxide burn that burning produces is incomplete, frowziness, toxic, unfavorable to environment, to the healthy unfavorable of operator and cleaning performance can not be intuitively visual.
The visual washing machine of automobile three-way catalysts known at present, major part adopts mechanical control method, the Chinese utility model patent " a kind of ternary catalytic reduction device of automobile " being 203570429U as Authorization Notice No. discloses a kind of visual ternary catalyzing unit washing unit, this cleaning control device includes knob style cleaning switch, knob style heat dissipation switch, knob style purges switch, operator opens different switches, just can carry out different operations. the shortcoming of this device is the control not having clean time, operating process does not realize automation, steamer adopts and manually adds water, because steamer inside exists high temperature and high pressure steam, open when adding water cover when there is no depleted of steam, steam ejection will scald operator, there is very large potential safety hazard, cleaning solution adopts high-pressure air to be atomized in liquid container, therefore liquid container is with pressure, if user opens liquid feeding lid when not pressure release, cleaning solution just may be made to be sprayed onto with it operator, cleaning solution meeting etching operation person skin, cause security incident.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides that a kind of structure is simple, the visual washing unit of automobile three-way catalysts of easy-to-operate.
The technological scheme that the utility model solves the problem is: the visual washing unit of a kind of automobile three-way catalysts with no pressure, comprise source of compressed air, wiper mechanism, restoring component, controller, keyboard, display device and endoscope, described source of compressed air is connected with wiper mechanism, described controller respectively with keyboard, display device, endoscope, wiper mechanism, restoring component is connected, the signal output part of described endoscope is connected with controller, endoscope gathers the picture signal on ternary catalyzing unit surface and the picture signal collected is sent into controller, picture signal shows by controller over the display.
In the visual washing unit of above-mentioned automobile three-way catalysts with no pressure, described wiper mechanism comprises cleaning solution holding vessel, liquid sorption pump, first threeway, second threeway, 3rd threeway, first solenoid valve, second solenoid valve and cleaning fluid conveying pipeline, described source of compressed air is connected with the first port of the second threeway, second port of described second threeway, third connectivity mouth respectively with the entrance of the first solenoid valve, the entrance of the second solenoid valve is connected, the outlet of described first solenoid valve is connected with the first port of the 3rd threeway, the outlet of the second solenoid valve is connected with the first port of the first threeway, first solenoid valve is all connected with controller with the control end of the second solenoid valve, second port of the first threeway is connected with the second port of the 3rd threeway, the third connectivity mouth of the first threeway is connected with drawing liquid delivery side of pump, the entrance of liquid sorption pump is connected with cleaning solution holding vessel, the control end of liquid sorption pump is connected with controller, the third connectivity mouth of described 3rd threeway is connected with cleaning fluid conveying pipeline, described endoscope is arranged on the outlet port of cleaning fluid conveying pipeline.
In the visual washing unit of above-mentioned automobile three-way catalysts with no pressure, be provided with liquid level sensor in described cleaning solution holding vessel, the signal output part of liquid level sensor is connected with controller, and cleaning solution holding vessel is provided with liquid feeding lid.
In the visual washing unit of above-mentioned automobile three-way catalysts with no pressure, described restoring component comprises steam generator, water storage tank, 4th threeway, go out vapour solenoid valve, steam gun and steam discharge solenoid valve, described steam generator is connected with water storage tank, steam generator is provided with steam (vapor) outlet, steam (vapor) outlet is connected with the first port of the 4th threeway, second port of the 4th threeway is connected with the entrance of steam discharge solenoid valve is logical, the outlet exhaust steam of steam discharge solenoid valve, the control end of steam discharge solenoid valve is connected with controller, the third connectivity mouth of the 4th threeway is connected with the entrance going out vapour solenoid valve, the outlet going out vapour solenoid valve is connected with steam gun, the control end going out vapour solenoid valve is connected with controller.
In the visual washing unit of above-mentioned automobile three-way catalysts with no pressure, the 5th threeway is provided with between the third connectivity mouth of described 4th threeway and the entrance going out vapour solenoid valve, first port of the 5th threeway is connected with the third connectivity mouth of the 4th threeway, second port of the 5th threeway is connected with the entrance going out vapour solenoid valve, the third connectivity mouth of the 5th threeway is connected with the entrance of a manual ball valve, the outlet exhaust steam of manual ball valve.
In the visual washing unit of above-mentioned automobile three-way catalysts with no pressure, be provided with level sensor in described water storage tank, the signal output part of level sensor is connected with controller, and water storage tank is provided with and adds water cover.
The visual washing unit of above-mentioned automobile three-way catalysts with no pressure also comprises loudspeaker, and described loudspeaker are connected with controller.
In the visual washing unit of above-mentioned automobile three-way catalysts with no pressure, described source of compressed air is air compressor.
The beneficial effects of the utility model are:
1, this washing unit adopts controller intelligent control wiper mechanism and restoring component's work, endoscope gathers the image on ternary catalyzing unit surface in automobile exhaust pipe and can show in real time in the display, loudspeaker prompting can also be carried out in the process of automobile three-way catalysts being cleaned and reducing, integrate sound, image, video, achieve the visual cleaning of automobile three-way catalysts;
2, the cleaning solution liquid container of this washing unit and water storage tank are all that normal temperature is not with pressure, there is not potential safety hazard, there will not be security incident, ensure that the personal safety of operator;
3, this washing unit just can reach the object of cleaning ternary catalyzing unit without the need to removing ternary catalyzing unit, and its structure is simple, cost is low, easy to operate, cleaning efficiency is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, the utility model comprises source of compressed air 1, wiper mechanism 2, restoring component 3, controller 4, keyboard 5, display device 6, endoscope 7 and loudspeaker 8, the master chip of described controller 4 adopts STM32, described controller 4 is connected with loudspeaker 8 respectively, display device 6 adopts cable to be connected with controller 4, display device 6 comprises TFT display screen and VDU video display unit, TFT display screen shows state and the operation indicating of whole washing unit, accepted the operational order of user by keyboard 5, VDU video display unit is used for showing the real-time image on ternary catalyzing unit surface.
Described keyboard 5 adopts the industrial button of dustproof and waterproof, and keyboard 5 adopts cable to be connected with controller 4, and the F1 key arranged on keyboard 5 is heat sinking function key, for giving ternary catalyzing unit surface radiating; F2 key is washing function key, for giving ternary catalyzing unit surface clean; F3 key is restoring function key, carries out steam reduction for urging to ternary through device; F4 key is steam discharge function key, for vapour more than draining inside steam generator; F5 key is set of time key, for arranging clean time, heat radiation time and recovery time; F6 key is reset key, for halt system.
Described wiper mechanism 2 comprises cleaning solution holding vessel 9, liquid sorption pump 10, first threeway 11, second threeway 12, 3rd threeway 13, first solenoid valve 14, second solenoid valve 15 and cleaning fluid conveying pipeline 16, first solenoid valve 14 is high-pressure solenoid valve, second solenoid valve 15 is low-voltage solenoid valve, described source of compressed air 1 is air compressor, source of compressed air 1 is connected with the first port of the second threeway 12, second port of described second threeway 12, third connectivity mouth respectively with the entrance of the first solenoid valve 14, the entrance of the second solenoid valve 15 is connected, the outlet of described first solenoid valve 14 is connected with the first port of the 3rd threeway 13, the outlet of the second solenoid valve 15 is connected with the first port of the first threeway 11, first solenoid valve 14 is all connected with controller 4 with the control end of the second solenoid valve 15, second port of the first threeway 11 is connected with the second port of the 3rd threeway 13, the third connectivity mouth of the first threeway 11 is connected with the outlet of liquid sorption pump 10, the entrance of liquid sorption pump 10 is connected with cleaning solution holding vessel 9, the control end of liquid sorption pump 10 is connected with controller 4, the third connectivity mouth of described 3rd threeway 13 is connected with cleaning fluid conveying pipeline 16, described endoscope 7 is arranged on the outlet port of cleaning fluid conveying pipeline 16, the signal output part of described endoscope 7 is connected with controller 4, endoscope 7 gathers the picture signal on ternary catalyzing unit surface and the picture signal collected is sent into controller 4, picture signal shows by controller 4 on the display 6, the liquid level sensor 17 for detecting liquid level signal in cleaning solution holding vessel 9 is provided with in described cleaning solution holding vessel 9, the signal output part of liquid level sensor 17 is connected with controller 4, the liquid level signal collected is sent into controller 4 and is presented on TFT display screen, cleaning solution holding vessel 9 is provided with the liquid feeding lid 18 for adding cleaning solution.
Described restoring component 3 comprises steam generator 19, water storage tank 20, 4th threeway 21, 5th threeway 22, go out vapour solenoid valve 23, steam gun 24, steam discharge solenoid valve 25 and manual ball valve 26, described steam generator 19 is provided with water supplement port 27, be connected with water storage tank 20 bottom by water supplement port 27, steam generator 19 is provided with steam (vapor) outlet 28, steam (vapor) outlet 28 is connected with the first port of the 4th threeway 21, second port of the 4th threeway 21 is connected with the entrance of steam discharge solenoid valve 25 is logical, the outlet exhaust steam of steam discharge solenoid valve 25, the control end of steam discharge solenoid valve 25 is connected with controller 4, the third connectivity mouth of the 4th threeway 21 is connected with the first port of the 5th threeway 22, second port of the 5th threeway 22 is connected with the entrance going out vapour solenoid valve 23, the third connectivity mouth of the 5th threeway 22 is connected with the entrance of manual ball valve 26, the outlet exhaust steam of manual ball valve 26, the outlet going out vapour solenoid valve 23 is connected with steam gun 24, the control end going out vapour solenoid valve 23 is connected with controller 4, the level sensor 29 for detecting water storage tank 20 middle water level signal is provided with in described water storage tank 20, the signal output part of level sensor 29 is connected with controller 4, the water level signal collected is sent into controller 4 and is presented on TFT display screen, water storage tank 20 is provided with and adds water cover 30 for the purified water in supplementary water storage tank 20.
Working principle of the present utility model is as follows:
Heat radiation: press F1 key, controller 4 is powered to the first solenoid valve 14, endoscope 7, and the first solenoid valve 14, endoscope 7 are started working; High-pressure air is from source of compressed air 1 through the second threeway 12, first solenoid valve 14, the 3rd threeway 13, and flow to cleaning fluid conveying pipeline 16, high-pressure air cools automobile exhaust pipeline, prevents endoscope 7 impaired; Endoscope 7 obtains Power supply, gathers the image on the ternary catalyzing unit surface in automobile exhaust pipe, the image collected is sent into controller 4 and shows in real time in the VDU video display unit of display device 6; In radiation processes, controller 4 is to loudspeaker 8 transport voice signal, and loudspeaker 8 pipe, and prompting heat discharging operation carries out, and controller 4 carries out countdown; Simultaneously TFT display screen display current operation status and time of having carried out; When the time then, controller 4 stops loudspeaker 8 to pipe, and stops powering to endoscope 7, first solenoid valve 14, and heat radiation completes.As midway need stop heat discharging operation, F6 key can be pressed and stop.
Cleaning: press F2 key, controller 4 is powered to the second solenoid valve 15, liquid sorption pump 10, endoscope 7, second solenoid valve 15, liquid sorption pump 10, endoscope 7 work simultaneously, liquid sorption pump 10 extracts cleaning solution from cleaning solution holding vessel 9, pressurized air carries out atomization from source of compressed air 1 through the liquid that liquid sorption pump 10 is extracted into by the second solenoid valve 15 and forms liquid-vapor mixture, and liquid-vapor mixture sprays to ternary catalyzing unit surface through the first threeway 11, the 3rd threeway 13, cleaning fluid conveying pipeline 16; Endoscope 7 obtains Power supply, gather the image on the ternary catalyzing unit surface in automobile exhaust pipe, the image collected is sent into controller 4 and shows in real time in the VDU video display unit of display device 6, user understands the distribution situation of ternary catalyzing unit surface cleaning liquid according to image that VDU video display unit shows, and user can also adjust direction and position that cleaning fluid conveying pipeline 16 sprays to allow cleaning solution be evenly distributed on ternary catalyzing unit surface; In cleaning process, controller 4 is to loudspeaker 8 transport voice signal, and loudspeaker 8 pipe, and prompting cleaning is carried out, and controller 4 carries out countdown; Simultaneously TFT display screen display current operation status and time of having carried out; When the time then, controller 4 stops loudspeaker 8 to pipe, and stops powering to endoscope 7, second solenoid valve 15, liquid sorption pump 10, and cleaning completes.As midway need stop cleaning operation, F6 key can be pressed and stop.
Reduction: press F3 key, controller 4 provides vapour solenoid valve 23 and powers, high-temperature steam through steam generator 19 steam (vapor) outlet 28, the 4th threeway 21, the 5th threeway 22, go out vapour solenoid valve 23, steam gun 24 sprays, high-temperature evaporation is carried out to the cleaning solution on ternary catalyzing unit surface, further cleaning ternary catalyzing unit surface, until all cleaning solution cleans out; In reduction process, controller 4 is to loudspeaker 8 transport voice signal, and loudspeaker 8 pipe, and the work of prompting high temperature reduction is carried out, and controller 4 carries out countdown; Simultaneously TFT display screen display current operation status and time of having carried out; When the time then, controller 4 stops loudspeaker 8 to pipe, and stops providing vapour solenoid valve 23 and powering, and reduction completes.As midway need stop cleaning operation, F6 key can be pressed and stop.
Steam discharge: press F4 key, controller 4 powers to steam discharge solenoid valve 25, high-temperature steam is discharged through the steam (vapor) outlet 28 of steam generator 19, the 4th threeway 21, steam discharge solenoid valve 25, until all steam drains, in steam discharge process, controller 4 is to loudspeaker 8 transport voice signal, and loudspeaker 8 pipe, and the work of prompting steam discharge is carried out; Simultaneously TFT display screen display current operation status and time of having carried out; When steam drains, loudspeaker 8 stop piping, and steam discharge completes.As midway need stop steam discharge operating, F6 key can be pressed and stop.
Set of time: press F5 key, controller 4 entry time setting up procedure, F4 carries out bit selecting, and the F2 time of carrying out adds, and the F3 time of carrying out subtracts, and F5 carries out preservation and arranges.
When pressing F6 key, controller 4 re-starts initialization, stops power supply to all solenoid valves and pump.
Claims (8)
1. the visual washing unit of automobile three-way catalysts with no pressure, it is characterized in that: comprise source of compressed air, wiper mechanism, restoring component, controller, keyboard, display device and endoscope, described source of compressed air is connected with wiper mechanism, described controller is connected with keyboard, display device, endoscope, wiper mechanism, restoring component respectively, the signal output part of described endoscope is connected with controller, endoscope gathers the picture signal on ternary catalyzing unit surface and the picture signal collected is sent into controller, and picture signal shows by controller over the display.
2. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 1, it is characterized in that: described wiper mechanism comprises cleaning solution holding vessel, liquid sorption pump, first threeway, second threeway, 3rd threeway, first solenoid valve, second solenoid valve and cleaning fluid conveying pipeline, described source of compressed air is connected with the first port of the second threeway, second port of described second threeway, third connectivity mouth respectively with the entrance of the first solenoid valve, the entrance of the second solenoid valve is connected, the outlet of described first solenoid valve is connected with the first port of the 3rd threeway, the outlet of the second solenoid valve is connected with the first port of the first threeway, first solenoid valve is all connected with controller with the control end of the second solenoid valve, second port of the first threeway is connected with the second port of the 3rd threeway, the third connectivity mouth of the first threeway is connected with drawing liquid delivery side of pump, the entrance of liquid sorption pump is connected with cleaning solution holding vessel, the control end of liquid sorption pump is connected with controller, the third connectivity mouth of described 3rd threeway is connected with cleaning fluid conveying pipeline, described endoscope is arranged on the outlet port of cleaning fluid conveying pipeline.
3. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 2, is characterized in that: be provided with liquid level sensor in described cleaning solution holding vessel, the signal output part of liquid level sensor is connected with controller, and cleaning solution holding vessel is provided with liquid feeding lid.
4. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 1, it is characterized in that: described restoring component comprises steam generator, water storage tank, 4th threeway, go out vapour solenoid valve, steam gun and steam discharge solenoid valve, described steam generator is connected with water storage tank, steam generator is provided with steam (vapor) outlet, steam (vapor) outlet is connected with the first port of the 4th threeway, second port of the 4th threeway is connected with the entrance of steam discharge solenoid valve is logical, the outlet exhaust steam of steam discharge solenoid valve, the control end of steam discharge solenoid valve is connected with controller, the third connectivity mouth of the 4th threeway is connected with the entrance going out vapour solenoid valve, the outlet going out vapour solenoid valve is connected with steam gun, the control end going out vapour solenoid valve is connected with controller.
5. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 4, it is characterized in that: between the third connectivity mouth of described 4th threeway and the entrance going out vapour solenoid valve, be provided with the 5th threeway, first port of the 5th threeway is connected with the third connectivity mouth of the 4th threeway, second port of the 5th threeway is connected with the entrance going out vapour solenoid valve, the third connectivity mouth of the 5th threeway is connected with the entrance of a manual ball valve, the outlet exhaust steam of manual ball valve.
6. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 4, is characterized in that: be provided with level sensor in described water storage tank, and the signal output part of level sensor is connected with controller, and water storage tank is provided with and adds water cover.
7. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 1, is characterized in that: also comprise loudspeaker, described loudspeaker are connected with controller.
8. the visual washing unit of automobile three-way catalysts with no pressure as claimed in claim 1, is characterized in that: described source of compressed air is air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551458.1U CN204082336U (en) | 2014-09-24 | 2014-09-24 | The visual washing unit of a kind of automobile three-way catalysts with no pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551458.1U CN204082336U (en) | 2014-09-24 | 2014-09-24 | The visual washing unit of a kind of automobile three-way catalysts with no pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082336U true CN204082336U (en) | 2015-01-07 |
Family
ID=52175063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420551458.1U Expired - Fee Related CN204082336U (en) | 2014-09-24 | 2014-09-24 | The visual washing unit of a kind of automobile three-way catalysts with no pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204082336U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201649A (en) * | 2015-08-31 | 2015-12-30 | 吉林大学 | Image recognition based three-way catalytic converter cleaning system with controllable cleaning dosage |
| CN105402011A (en) * | 2015-12-17 | 2016-03-16 | 北京碧水清通科技开发有限责任公司 | Vehicle and three-way catalyst thereof |
| CN106321238A (en) * | 2016-10-19 | 2017-01-11 | 威海顺畅环保科技有限公司 | Automobile three-way catalyst washing device in matched usage with air pressure type spray gun |
| WO2018006692A1 (en) * | 2016-07-07 | 2018-01-11 | 刘志刚 | Endoscope system for cleaning |
| CN110758925A (en) * | 2019-10-29 | 2020-02-07 | 中国石油化工股份有限公司 | Combine station vault storage tank sand removal system |
-
2014
- 2014-09-24 CN CN201420551458.1U patent/CN204082336U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201649A (en) * | 2015-08-31 | 2015-12-30 | 吉林大学 | Image recognition based three-way catalytic converter cleaning system with controllable cleaning dosage |
| CN105201649B (en) * | 2015-08-31 | 2017-08-01 | 吉林大学 | Controllable cleaning consumption ternary catalyzing unit cleaning method based on image recognition |
| CN105402011A (en) * | 2015-12-17 | 2016-03-16 | 北京碧水清通科技开发有限责任公司 | Vehicle and three-way catalyst thereof |
| WO2018006692A1 (en) * | 2016-07-07 | 2018-01-11 | 刘志刚 | Endoscope system for cleaning |
| CN106321238A (en) * | 2016-10-19 | 2017-01-11 | 威海顺畅环保科技有限公司 | Automobile three-way catalyst washing device in matched usage with air pressure type spray gun |
| CN110758925A (en) * | 2019-10-29 | 2020-02-07 | 中国石油化工股份有限公司 | Combine station vault storage tank sand removal system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204082336U (en) | The visual washing unit of a kind of automobile three-way catalysts with no pressure | |
| CN203279755U (en) | Cleaning system for cleaning chamber for preparing food or beverage | |
| CN202860891U (en) | Steam washing machine | |
| ITUD940110A1 (en) | MULTIFUNCTIONAL CLEANING APPARATUS | |
| CN204950827U (en) | Steam mop | |
| CN204218829U (en) | Hand vapor cleaning device and multipurpose steam cleaner | |
| CN202070505U (en) | Dual-controlled steam cleaner | |
| CN204685535U (en) | Saturated vapor cleaning machine | |
| CN206700430U (en) | Hand-held sterilizing cleaner and the electronic toilet with hand-held sterilizing cleaner | |
| CN112075878A (en) | Surface cleaning equipment | |
| CN206252312U (en) | Steam roaster external steam generator apparatus for eliminating sludge and Steam roaster | |
| CN104930488B (en) | Equipment with steam generation device and capable of rapidly stopping steam spraying outside | |
| CN212213641U (en) | Surface cleaning equipment | |
| CN106216297B (en) | Fully automatic fuel-oil steam cleaner | |
| CN205031186U (en) | A base for surface cleaning device | |
| CN210952503U (en) | Heat exchanger cleaning device | |
| CN206104457U (en) | Chemistry household utensils automatic cleaning machine | |
| KR200480934Y1 (en) | Water, air separation structure of window washing device | |
| CN202207673U (en) | Steam cleaner | |
| CN2885434Y (en) | Steam cleaner | |
| KR20140129635A (en) | High pressure washing apparatus with detergent injection | |
| CN203494688U (en) | Safely, stably and conveniently used steam spray gun | |
| CN206834563U (en) | A kind of power distribution panel | |
| CN209629602U (en) | Cleaning machine | |
| CN217165516U (en) | Brake equipment based on steam cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20160924 |