CN215260277U - Disinfection and sterilization purification device for defecation area of public toilet - Google Patents
Disinfection and sterilization purification device for defecation area of public toilet Download PDFInfo
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- CN215260277U CN215260277U CN202120742731.9U CN202120742731U CN215260277U CN 215260277 U CN215260277 U CN 215260277U CN 202120742731 U CN202120742731 U CN 202120742731U CN 215260277 U CN215260277 U CN 215260277U
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 63
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 30
- 238000000746 purification Methods 0.000 title claims description 26
- 230000013872 defecation Effects 0.000 title abstract description 5
- 210000002700 urine Anatomy 0.000 claims abstract description 15
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000008676 import Effects 0.000 claims abstract description 8
- 230000009977 dual effect Effects 0.000 claims description 9
- 230000003584 silencer Effects 0.000 claims description 6
- 230000030279 gene silencing Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 241000894006 Bacteria Species 0.000 abstract description 9
- 241000700605 Viruses Species 0.000 abstract description 8
- 239000007789 gas Substances 0.000 abstract description 8
- 238000004887 air purification Methods 0.000 abstract description 5
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 230000036541 health Effects 0.000 abstract description 2
- 230000001629 suppression Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 31
- 239000002184 metal Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000000249 desinfective effect Effects 0.000 description 6
- 238000004134 energy conservation Methods 0.000 description 6
- -1 hydroxyl radicals Chemical class 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 238000007872 degassing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000796 flavoring agent Substances 0.000 description 4
- 235000019634 flavors Nutrition 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 244000052616 bacterial pathogen Species 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000001699 photocatalysis Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004332 deodorization Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 238000013032 photocatalytic reaction Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model belongs to the technical field of air purification, especially, relate to a disinfection purifier in public toilet stool and urine district, including setting up at outdoor new trend import, the new trend import is connected at indoor tuber pipe with the setting, has set gradually dual-ion disinfection purifier that disinfects along the direction that the air flows on the tuber pipe, fan and a plurality of indoor air outlet, and dual-ion disinfection purifier that disinfects includes the box, is provided with air intake and air outlet on the box, is provided with a plurality of high energy ion generator and light hydrogen ion generator in the box, is connected with the tuber pipe through air intake and air outlet on the box. The device can effectively solve the practical problems of virus, bacteria diffusion and transmission and peculiar smell emission in the defecation area of the public washroom, purifies the air and the exhaust gas in the defecation area of the public washroom, and has the functions of sterilization, bacteriostasis, dust suppression, environmental pollution reduction and health protection of toilet workers.
Description
Technical Field
The utility model belongs to the technical field of air purification, especially, relate to a toilet stool and urine district disinfection purifier.
Background
Public toilets in public areas such as expressway service areas have a lot of people in toilet every day, and the mobility of the people is high, so that the odor of excrement and urine in the toilets is dispersed in the space. As a plurality of mobile personnel exist, the toilet becomes a place for infecting various viruses and bacteria, and the health of the toilet personnel is seriously influenced.
The public washroom among the prior art utilizes exhaust system and removes the flavor spray thrower to ventilate and remove flavor and disinfection and sterilization purification mostly, however, exhaust system among the prior art can't effectively purify peculiar smell gas and virus, bacterium, and does not effectively purify exhaust gas, but directly discharges to the external environment in. The existing odor removal sprayer used in part of toilets can only cover up odor and does not fundamentally eliminate odor and germs; and moreover, the odor removal sprayer adopts a point radiation type, the action range is inaccurate and uneven, a sanitary dead angle is left, and the requirement of removing and cleaning the peculiar smell in the air of the toilet in a service area cannot be met due to low technological content. With the continuous development of society, the pressure of cleaning and disinfecting public toilets in public areas such as expressway service areas and the like is continuously increased due to the increase of mobile personnel.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a public toilet stool and urine district disinfection purifier, the device can effectively solve public toilet stool and urine district virus, bacterium diffusion propagation and peculiar smell and give off this realistic problem, purifies public toilet stool and urine district air and discharge gas, and virus killing and sterilization, antibacterial, dust suppression reduce environmental pollution, and the protection is gone into lavatory personnel healthy.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a toilet stool and urine district disinfection purifier, is including setting up at outdoor new trend import, the new trend import is connected with the indoor tuber pipe of setting, along air flow's direction on the tuber pipe set gradually dual ion disinfection purifier, fan and a plurality of indoor air outlet that disinfects, dual ion disinfection purifier includes the box, be provided with air intake and air outlet on the box, be provided with a plurality of high energy ion generating device and light hydrogen ion generating device in the box, be connected with the tuber pipe through air intake and air outlet on the box.
A toilet stool and urine district disinfection purifier, adopt two ion degassing unit boxes, arrange in new trend income wind gap pipeline in, send into the bathroom through new trend power with two ions, eliminate germ and the peculiar smell that spreads like the lavatory personnel when lavatory.
The action principle of the double-ion sterilization, disinfection and purification device is as follows:
the broad spectrum ultraviolet ray and a plurality of rare metal catalysts generate purification factors (hydroxyl and hydrogen peroxide) under the action and control, can kill bacteria, viruses and molds in the air in a short time, can decompose VOC gas and peculiar smell, and can eliminate inhalable particles in the air. OH abstracts H (hydrogen atoms) from proteins surrounding various pollutants to destroy the sterilization of protein structures, and OH combines with hydrogen atoms to reduce H2O (water) in the air. The dual-ion sterilization, disinfection and purification device can generate a large amount of hydroxyl radicals and high-energy low-temperature plasma, and the wind power of a fresh air system and a central air conditioner is used for diffusing indoor air, so that organic volatile matters and germs can be effectively oxidized and decomposed, and the effects of sterilization, deodorization are achieved.
Preferably, the air pipe is provided with an indoor return air inlet. The arrangement of the indoor air return port can mix outdoor air entering the air pipe with indoor air entering the indoor air return port, reduce energy loss of the outdoor air caused by over-cooling or over-heating air to the environment and achieve the effect of energy conservation.
Preferably, still be provided with control system, control system includes air quality sensor, controller and control panel electric connection, the controller can in time send received signal to control panel and show to make things convenient for the staff to monitor, the staff also can send the order to the controller through the control option on the control panel, in order to make things convenient for the staff to carry out supervisory control.
Preferably, the fan, the air quality sensor, the high-energy ion generating device and the photo-hydrogen ion generating device are all electrically connected with the controller. The air quality sensor can monitor the quality of indoor air in real time, and can send the air quality information who monitors to the controller in real time, and the controller can come the start-up and close of each high energy ion generating device and light hydrogen ion generating device of flexible control according to the air quality information that receives: when the quality of the external air is poor, the controller controls the high-energy ion generating devices and the light hydrogen ion generating devices to start to operate, so that the air purification treatment is accelerated; when the quality of the external air is relatively good, the controller can control and start the high-energy ion generating device and the photo-hydrogen ion generating device with less quantity, so that the energy conservation is realized. Meanwhile, the controller can also adjust the air quantity by controlling the operating power of the fan.
Preferably, a silencer is further arranged in the air pipe, so that wind noise can be effectively reduced.
Preferably, the silencer is arranged behind the fan, and is a silencing pipe with wavy sound absorption cotton arranged inside, so that wind noise can be effectively reduced.
Preferably, the box body is provided with a cover body, the cover body is hinged with the box body, and the cover body and the box body are provided with locking mechanisms matched with each other. Through setting up the lid, can be convenient open the lid and overhaul the operation such as etc.
Advantageous effects
The utility model discloses a toilet stool and urine district disinfection purifier, the device, adopt the dual ion degassing unit box, arrange in the new trend goes into the wind gap pipeline, the dual ion disinfection purifier that disinfects can produce a large amount of hydroxyl free radicals and high energy low temperature plasma, the purification factor that produces is diffused to the toilet in like the air in the regional space of lavatory through the wind-force that the fan produced, effectual oxidative decomposition organic volatile matter and germ play the disinfection, disinfect, remove the efficiency of peculiar smell, can effectually eliminate the virus and the bacterium on indoor air and object surface, increase anion content, improve the indoor air quality, eliminate like germ and the peculiar smell of lavatory personnel diffusion when like the lavatory.
Device, carry out effective extrinsic cycle to stool and urine district gas in the bathroom, the utility model discloses utilize dual ion degassing unit to remove the flavor to the gaseous smell of disinfecting in stool and urine district in the bathroom comprehensively, effectively disinfect to the gas of emission and remove the flavor purification, finally reach national environmental protection requirement, effectively solve the peculiar smell in the bathroom and propagate excessive actual problem that leads to influencing all ring edge borders.
Drawings
FIG. 1 is a schematic structural diagram of a disinfection, sterilization and purification device for the toilet and urinal area in the public washroom according to embodiment 1 of the present patent;
FIG. 2 is a schematic structural diagram of a control system according to embodiment 1 of the present patent;
FIG. 3 is a schematic structural diagram of a dual-ion sterilization, disinfection and purification device described in embodiment 2 of this patent;
FIG. 4 is a schematic structural diagram of a disinfecting, sterilizing and purifying device for the toilet and urine area in the public washroom according to embodiment 2 of the present patent;
in the figure, 1: a fresh air inlet; 2: an air duct; 3: a dual-ion sterilization, disinfection and purification device; 4: a fan; 5: an indoor air outlet; 6: a box body; 7: an air inlet; 8: an air outlet; 9: a high-energy ion generating device; 10: a photo-hydrogen ion generating device; 11: an indoor return air inlet; 12: a silencer device; 13: a cover body; 14: a hinge; 15: and (4) a locking mechanism.
Detailed Description
Hereinafter, the present invention will be described in detail. Before the description is made, it should be understood that the terms used in the present specification and the appended claims should not be construed as limited to general and dictionary meanings, but interpreted based on the meanings and concepts corresponding to technical aspects of the present invention on the basis of the principle that the inventor is allowed to define terms appropriately for the best explanation. Accordingly, the description proposed herein is just a preferable example for the purpose of illustrations only, not intended to limit the scope of the invention, so it should be understood that other equivalents and modifications could be made thereto without departing from the spirit and scope of the invention.
The following examples are given by way of illustration of embodiments of the invention and are not intended to limit the invention, and those skilled in the art will appreciate that modifications within the scope of the invention do not depart from the spirit and scope of the invention.
Example 1
As shown in figure 1, the disinfecting and sterilizing purification device for the defecation area of the public washroom comprises a fresh air inlet 1 arranged outdoors, wherein the fresh air inlet is connected with an indoor air pipe 2, a double-ion disinfecting and sterilizing purification device 3 and a plurality of indoor air outlets 5 of a fan 4 are sequentially arranged on the air pipe along the flowing direction of air, and a plurality of high-energy ion generation devices 9 and a photo-hydrogen ion generation device 10 are arranged in the double-ion disinfecting and sterilizing purification device.
A toilet stool and urine district disinfection purifier, adopt two ion degassing unit boxes, arrange in new trend income wind gap pipeline in, send into the bathroom through new trend power with two ions, eliminate germ and the peculiar smell that spreads like the lavatory personnel when lavatory.
The action principle of the double-ion sterilization, disinfection and purification device is as follows:
the broad spectrum ultraviolet ray and a plurality of rare metal catalysts generate purification factors (hydroxyl and hydrogen peroxide) under the action and control, can kill bacteria, viruses and molds in the air in a short time, can decompose VOC gas and peculiar smell, and can eliminate inhalable particles in the air. OH abstracts H (hydrogen atoms) from proteins surrounding various pollutants to destroy the sterilization of protein structures, and OH combines with hydrogen atoms to reduce H2O (water) in the air. The dual-ion sterilization, disinfection and purification device can generate a large amount of hydroxyl radicals and high-energy low-temperature plasma, and the wind power of a fresh air system and a central air conditioner is used for diffusing indoor air, so that organic volatile matters and germs can be effectively oxidized and decomposed, and the effects of sterilization, deodorization are achieved.
The photo-hydrogen ion generating device is internally provided with a photocatalytic material and a photon wave generating tube, and the photocatalytic material and the photon wave generating tube are externally covered by a metal mesh enclosure. After being connected with a power supply, the photon wave generating tube irradiates the photocatalytic material inside the photon wave generating tube to combine water and oxygen in the air to carry out photocatalytic reaction to generate high-concentration hydroxyl OH-, negative oxygen ion O-, oxygen ion O and other high-grade sterilization ion groups, and organic matter macromolecules which are preliminarily 'shredded' through the high-energy ion purification device are quickly decomposed through the oxidability and the ionicity of the high-grade oxidation particles, so that the organic matter structure can be quickly destroyed, bacteria can be killed, the organic matter can be decomposed, and the air can be purified.
The high-energy ion generating device comprises a metal mesh cover at the lower end and a glass cover arranged at the upper end of the metal mesh cover, wherein a negative-pressure metal sheet is arranged in the metal mesh cover, a conducting layer is arranged on the glass cover, and a positive-pressure metal sheet is arranged in the glass cover. After being connected with the power, the booster circuit board makes voltage boost, thereby make malleation sheetmetal and negative pressure sheetmetal obtain higher voltage, the conducting layer on the glass cover is covered with the electric current direction to the while malleation sheetmetal, the negative pressure sheetmetal also with metal mesh enclosure fixed contact, thereby make the inboard of glass cover form stronger electric field, thereby can carry out the ionization to the air, high energy ion arouses to produce a large amount of oxygen free radicals, the hydroxyl free radical, a large amount of "low temperature plasma" that are in the excited state such as negative oxygen ion, thereby the macromolecule in the air of shredding.
And an indoor air return port 11 is arranged on the box body 6. The arrangement of the indoor air return port can mix outdoor air entering the air pipe with indoor air entering the indoor air return port, reduce energy loss of the outdoor air caused by over-cooling or over-heating air to the environment and achieve the effect of energy conservation.
As shown in fig. 2, still be provided with control system, control system includes air quality sensor, controller and control panel electric connection, the controller can in time send received signal for control panel and show to make things convenient for the staff to monitor, the staff also can send the order to the controller through the control option on the control panel, in order to make things convenient for the staff to carry out supervisory control.
The fan, the air quality sensor, the high-energy ion generating device and the photo-hydrogen ion generating device are all electrically connected with the controller. The air quality sensor can monitor the quality of indoor air in real time, and can send the air quality information who monitors to the controller in real time, and the controller can come the start-up and close of each high energy ion generating device and light hydrogen ion generating device of flexible control according to the air quality information that receives: when the quality of the external air is poor, the controller controls the high-energy ion generating devices and the light hydrogen ion generating devices to start to operate, so that the air purification treatment is accelerated; when the quality of the external air is relatively good, the controller can control and start the high-energy ion generating device and the photo-hydrogen ion generating device with less quantity, so that the energy conservation is realized. Meanwhile, the controller can also adjust the air quantity by controlling the operating power of the fan.
The PLC controller used in the embodiment has the model number of S7-400, is suitable for the field of medium and high performance automatic control, and is strong in performance and simple to operate.
Example 2
The utility model provides a toilet stool and urine district disinfection purifier, is including setting up at outdoor new trend import 1, the new trend import is connected with setting up indoor tuber pipe 2, set gradually dual ion disinfection purifier 3, a plurality of indoor air outlet 5 of fan 4 along the direction of air flow on the tuber pipe, as shown in fig. 3-4, dual ion disinfection purifier includes box 6, be provided with air intake 7 and air outlet 8 on the box, be provided with a plurality of high energy ion generator 9 and light hydrogen ion generator 10 in the box, be connected with the tuber pipe through air intake and air outlet on the box.
And an indoor air return port 11 is arranged on the air pipe. The arrangement of the indoor air return port can mix outdoor air entering the air pipe with indoor air entering the indoor air return port, reduce energy loss of the outdoor air caused by over-cooling or over-heating air to the environment and achieve the effect of energy conservation.
And a silencer 12 is also arranged in the air pipe, so that the wind noise can be effectively reduced.
The silencer is arranged behind the fan and is a silencing pipe with wavy sound absorbing cotton arranged inside, and wind noise can be effectively reduced.
The box body is provided with a cover body 13, the cover body is hinged with the box body through a hinge 14, and the cover body and the box body are provided with locking mechanisms 15 which are matched with each other. Through setting up the lid, can be convenient open the lid and overhaul the operation such as etc.
Still be provided with control system, control system includes air quality sensor, controller and control panel electric connection, the controller can in time send received signal for control panel and show to make things convenient for the staff to monitor, the staff also can send the order to the controller through the control option on the control panel, in order to make things convenient for the staff to carry out supervisory control.
The fan, the air quality sensor, the high-energy ion generating device and the photo-hydrogen ion generating device are all electrically connected with the controller. The air quality sensor can monitor the quality of indoor air in real time, and can send the air quality information who monitors to the controller in real time, and the controller can come the start-up and close of each high energy ion generating device and light hydrogen ion generating device of flexible control according to the air quality information that receives: when the quality of the external air is poor, the controller controls the high-energy ion generating devices and the light hydrogen ion generating devices to start to operate, so that the air purification treatment is accelerated; when the quality of the external air is relatively good, the controller can control and start the high-energy ion generating device and the photo-hydrogen ion generating device with less quantity, so that the energy conservation is realized. Meanwhile, the controller can also adjust the air quantity by controlling the operating power of the fan.
The PLC controller used in the embodiment has the model number of S7-400, is suitable for the field of medium and high performance automatic control, and is strong in performance and simple to operate.
The removal rate of the dual-ion sterilization, disinfection and purification device to various bacteria is detailed in the following table 1.
TABLE 1 Sterilization effect of the dual-ion sterilization, disinfection and purification device of the patent
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.
Claims (7)
1. The utility model provides a toilet stool and urine district disinfection purifier which characterized in that: including setting up in outdoor new trend import, the new trend import is connected with the tuber pipe of setting in the room, along the direction that the air flows on the tuber pipe set gradually dual ion disinfection purifier, fan and a plurality of indoor air outlet that disinfects, dual ion disinfection purifier includes the box, be provided with air intake and air outlet on the box, be provided with a plurality of high energy ion generating device and light hydrogen ion generating device in the box, be connected with the tuber pipe through air intake and air outlet on the box.
2. The disinfection and sterilization purification device for the toilet and urinal area according to claim 1, wherein: and an indoor air return port is arranged on the air pipe.
3. The disinfection and sterilization purification device for the toilet and urinal area according to claim 1, wherein: still be provided with control system, control system includes air quality sensor, controller and control panel electric connection.
4. The disinfection and sterilization purification device for the toilet and urinal area according to claim 3, wherein: the fan, the air quality sensor, the high-energy ion generating device and the photo-hydrogen ion generating device are all electrically connected with the controller.
5. The disinfection and sterilization purification device for the toilet and urinal area according to claim 1, wherein: and a silencing device is also arranged in the air pipe.
6. The disinfection and sterilization purification device for the toilet and urinal area according to claim 5, wherein: the silencer is arranged behind the fan and is a silencing pipe with wavy sound absorption cotton arranged inside.
7. The disinfection and sterilization purification device for the toilet and urinal area according to claim 1, wherein: the box body is provided with a cover body, the cover body is hinged with the box body, and the cover body and the box body are provided with locking mechanisms matched with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120742731.9U CN215260277U (en) | 2021-04-13 | 2021-04-13 | Disinfection and sterilization purification device for defecation area of public toilet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120742731.9U CN215260277U (en) | 2021-04-13 | 2021-04-13 | Disinfection and sterilization purification device for defecation area of public toilet |
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| Publication Number | Publication Date |
|---|---|
| CN215260277U true CN215260277U (en) | 2021-12-21 |
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|---|---|---|---|
| CN202120742731.9U Expired - Fee Related CN215260277U (en) | 2021-04-13 | 2021-04-13 | Disinfection and sterilization purification device for defecation area of public toilet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114777252A (en) * | 2022-04-21 | 2022-07-22 | 山东高速服务开发集团有限公司 | Internal base device of toilet |
-
2021
- 2021-04-13 CN CN202120742731.9U patent/CN215260277U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114777252A (en) * | 2022-04-21 | 2022-07-22 | 山东高速服务开发集团有限公司 | Internal base device of toilet |
| CN114777252B (en) * | 2022-04-21 | 2024-02-06 | 山东高速服务开发集团有限公司 | Toilet inner base device |
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