CN105370058A - Energy-saving and environment-friendly container lavatory system - Google Patents
Energy-saving and environment-friendly container lavatory system Download PDFInfo
- Publication number
- CN105370058A CN105370058A CN201510623834.2A CN201510623834A CN105370058A CN 105370058 A CN105370058 A CN 105370058A CN 201510623834 A CN201510623834 A CN 201510623834A CN 105370058 A CN105370058 A CN 105370058A
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- China
- Prior art keywords
- foam
- lavatory
- environment
- energy
- conserving
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
- E04H1/1205—Small buildings erected in the open air
- E04H1/1216—Public W.C.s
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/02—Devices adding a disinfecting, deodorising, or cleaning agent to the water while flushing
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/04—Special arrangement or operation of ventilating devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/10—Waste-disintegrating apparatus combined with the bowl
Abstract
The invention discloses an energy-saving and environment-friendly container lavatory system and relates of the technical field of communal facilities. The energy-saving and environment-friendly container lavatory system consists of a liquid supplying and foaming system, a microcomputer foam control system, a sewage treatment cyclic utilization system, a three-dimensional deodorization system, a fecal treatment system and an indication and display music system. The magnitude of foam output is controlled by the microcomputer foam control system; when a person uses the lavatory, the foam output is increased, whereas the foam output is reduced; deodorization is carried out from six aspects by the three-dimensional deodorization system; a central control device is adopted for collecting, gathering and displaying all usage data of the foam type water-saving lavatory, so that management and maintenance are facilitated; and background music, an emergency call device and the like are arranged in the foam type water-saving lavatory, so that the lavatory is humanized.
Description
Technical field
The present invention relates to communal facility technical field, be specifically related to a kind of energy-conserving and environment-protective container toilet system.
Background technology
Current China water consumption is maximum, and blowdown flow rate is maximum, and pollution range is the widest, endangers very the gravest, and the pollution sources be not substantially governed, be the flush toilet generally used.
There is the large and large two large problems of blowdown flow rate of water consumption in current domestic widely used flush toilet, water rushes toilet water consumption up to 60% of domestic water total amount; The annual thousands of ton of water consumption easily in every Shui Chong public lavatory, have up to 5,60,000 tons.Whole nation flush toilet is total to water consumption about 16,000,000,000 tons every year, is equivalent to the year water total amount of more than 40 medium sized city.According to statistics: the year in more than 600 hundred million tons, the whole nation, sanitary sewage accounted for 51% in total amount of pollutants discharged.And the ight soil water of flush toilet discharge, account for again the more than half of sanitary sewage total amount.The sewage that flush toilet produces, its blowdown flow rate is huge, and volume, weight are all the hundreds of times of solid life refuse.The ight soil water of enormous quantity like this, collecting, transport, hold and carrying out processing is all a difficult problem.At present, the night soil-treatment in China city, generally that sediment every a period of time by septic tank gets, fortune goes to " night soil-treatment factory " to process, and the hazardous substancess such as the nitrogen of more than 99%, phosphorus, day and night constantly to be flowed away by septic tank, part enters Wastewater Treatment Plant, make it can't bear the heavy load, all the other then form pollution everywhere, according to test: the shallow table water source of national all Urban Undergrounds is all polluted, the shallow table water source of half Urban Underground, be subject to severe contamination, can not as living water use.
China's freshwater resources lack, and environment pollution is serious.Solve lack of water, mainly rely on water saving; Stopping from source or decreasing pollution source, is that " effecting a permanent cure " measure is polluted in radical cure.Self-evident, lavatory revolution is the only way that city does water saving, pollution treatment work well.
Summary of the invention
For the deficiencies in the prior art, the present invention discloses a kind of energy-conserving and environment-protective container toilet system, can solve the large and large problem of blowdown flow rate of existing lavatory water consumption.
For realizing above object, the present invention is achieved by the following technical programs: a kind of energy-conserving and environment-protective container toilet system, shows music system form by feed flow and foamed system, micro computer foam control system, sewage treatment recycling system, stereoscopic deodorization system, excrement and urine treating system and instruction.
Wherein, described feed flow and foamed system are made up of storage tank, PVC plastic pipeline, dense expanding foam solution case, dispensing box and miniature pithead foam generator; Described storage tank is all connected with dispensing box by PVC plastic pipeline with dense expanding foam solution case; Described dispensing box is connected with miniature pithead foam generator by PVC plastic pipeline; Miniature pithead foam generator is connected with closet.
Wherein, described micro computer foam control system is made up of foam controller, induction installation and micro air pump; Described foam controller is micro computer, and miniature pithead foam generator is all connected with micro computer with induction installation, and induction installation sends detection signal to micro computer, sends a control signal to foam controller, for controlling gas release after micro computer process.
Wherein, described sewage treatment recycling system is made up of dirty water collecting tank, induction type water pump and small sewage treater; Described dirty water collecting tank and induction type water pump; Described induction type water pump is connected with small sewage treater; Described small sewage treater is connected with storage tank.
Wherein, described stereoscopic deodorization system by between PVC plastic pipeline, lavatory, induced draft fan, ventilator and deodoriser form, ventilator is by being connected between PVC pipeline with lavatory; Be connected with induced draft fan by PVC pipeline between lavatory; Induced draft fan is connected with deodoriser by PVC plastic pipeline.
Wherein, described excrement and urine treating system is made up of the fertile pond of soil pipe, settling tank, automatic mixing fecal treatment device and storage; Described soil pipe is connected with settling tank; Described settling tank is connected with automatic mixing fecal treatment device; Described automatic mixing fecal treatment device is connected with the fertile pond of storage.
Wherein, described automatic mixing fecal treatment device is cylinder, diameter 2m, long 5m-6m; Axially 1m is provided with dividing plate, every block dividing plate is provided with communication port respectively, and the communication port in adjacent separator is crisscross arranged; Biogas communication port is arranged at dividing plate top; Automatic mixing fecal treatment device slant setting.
Wherein, described instruction display music system is made up of go to toilet situation display screen, loudspeaker, electronic direction board, emergency call button and music music playing system of Centralized Controller, electronics; Go to toilet situation display screen, loudspeaker, electronic direction board, emergency call button of described electronics is connected with Centralized Controller respectively with music music playing system.
The present invention discloses a kind of energy-conserving and environment-protective container toilet system, is controlled the size of foam volume by micro computer foam controller, and when someone enters to survey, foam volume increases, otherwise reduces; Stereoscopic deodorization system carries out deodorizing from six aspects; Adopt central control device to gather the every usage data of foam type water saving toilet, gather and show, be convenient to administer and maintain; For foam type water saving toilet is configured with the device such as background music, distress call, make lavatory humanized.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is system architecture schematic diagram of the present invention;
Fig. 2 is the structural representation of miniature pithead foam generator in the present invention;
Fig. 3 is the structural representation of excrement and urine treating system in the present invention.
In figure 1, storage tank, 2, dense expanding foam solution case, 3, dispensing box, 4, miniature pithead foam generator, 5, micro computer foam controller, 6, induction installation, 7, micro air pump, 8, reading lamp, 9, use direction board, 10, emergency call button, 11, washbasin, 12, dirty water collecting tank, 13, water pump, 14, apparatus for treating sewage, 15, closet, 16, level balance switch valve, 17, blow head, 18, foaming cylinder, 19, input port, 20, air blowing import, 21, liquid outlet, 22, settling tank, 23, automatic mixing fecal treatment device, 24, store up fertile pond, 25, dividing plate, 26, liquid dung communication port, 27, biogas communication port, 28, electronics goes to toilet situation display screen.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of energy-conserving and environment-protective container toilet system described in the embodiment of the present invention, comprise feed flow and foamed system comprises storage tank 1, dense expanding foam solution case 2, dispensing box 3 and miniature pithead foam generator 4, storage tank 1 and dense expanding foam solution case 2 are placed in eminence, by PVC plastic pipeline, water and dense expanding foam solution are transported to dispensing box 3 li and carry out dosing, the expanding foam solution prepared in dispensing box 3 enters in miniature pithead foam generator 4 by PVC plastic pipeline, miniature pithead foam generator is arranged on closet 15 rear, be communicated with closet 15, after foaming, foam enters toilet stool washing closet 15, miniature pithead foam generator is that level balance switch valve 16, blow head 17 are concentrated on a diameter 70mm, in the little cylinder of high 120mm, becomes miniature foaming cylinder 18, is directly installed on the foam inlet place of closet 15 rear end, forms near coal-mine foaming, connect expanding foam solution input port 19, input port 19 connecting fluid face balance switch valve 16 at foaming cylinder 3/5 At The Height, level balance switch 16 relies on table tennis as ball float, ball float is provided with the switch of band movable glue tongue, be provided with air blowing import 20 bottom foaming cylinder, there is liquid outlet 21 on air blowing import 20 side, and liquid outlet 21 can derive unnecessary expanding foam solution, recycles, and air blowing import 20 is connected with plastic flexible pipe respectively with liquid outlet 21, blow head 17 is loose structures that copper becomes, and sand ball or the material such as crystal or nano-rubber also can be adopted to replace.
Miniature pithead foam generator is connected with micro computer foam controller circuit, and the air inlet of air blowing import 20 controls micro air pump 7 air feed by micro computer 5.
Micro computer foam control system is made up of foam controller, induction installation 6 and micro air pump 7, foam controller is a micro computer 5, miniature pithead foam generator is connected with micro computer 5, induction installation 6 is infrared induction, after Received signal strength, is transferred to micro computer, micro computer 5 accordingly signal changes the voltage of micro air pump 7, produce and input the tolerance varied in size, thus producing the foam volume varied in size, to control suitably to use foam; Micro computer 5 is connected with the reading lamp 8 in lavatory, can open and close automatically reading lamp; Micro computer 5 uses direction board 9 to be connected with the Chinese and English electronics on doorway, lavatory, according to the service condition in the lavatory sensed, can change the display situation on the electronic direction board of doorway between lavatory; The situation that the goes to toilet display screen that micro computer 5 and emergency call button 10 and lavatory open the Room is connected; Open emergency call button 10, micro computer 5 is sounded a buzzer, and between lavatory, the Chinese and English electronics on doorway uses direction board 9 constantly glittering, and on the situation that goes to toilet display screen, sound and image send urgent call; Micro computer foam control system has auto-alarm function, if open the panel of micro computer 5 without authorization, micro computer 5 is sounded a buzzer immediately, and between lavatory, the Chinese and English electronics on doorway uses direction board 9 constantly glittering, and on the situation that goes to toilet display screen, sound and image send alarm calls.Meanwhile, micro computer foam controller can accept remote controller and regulate, the large and small foam volume that setting needs.Sewage treatment recycling system is made up of dirty water collecting tank 12, induction type water pump 13 and small sewage treater 14, dirty water collecting tank 12 is placed in below washbasin 11, collect used sewage, induction type water pump 13 extracts sewage, send into small sewage treater 13, processed water enters in the storage tank 1 of feed flow and foamed system, for preparation expanding foam solution.
Stereoscopic deodorization system comprises PVC plastic pipeline, induced draft fan, ventilator, deodoriser, wherein PVC plastic pipeline is separately attached to each foul smell source such as sedimentation basin of main soil pipe, multi-functional anaerobism fecal treatment device using, PVC plastic pipeline is concentrated afterwards and induced draft fan connects, by there being PVC plastic pipeline to lead to outdoor after induced draft fan, the PVC plastic pipe link after the medicine outlet of deodoriser and induced draft fan; Through the foul smell of PVC plastic pipeline, induced draft fan forced collection, be discharged into outdoor through mixing with the medicament that sprays of the smelly device of storage, after taste removal; Between often, in lavatory, ventilator is installed simultaneously, extracts outdoor fresh air and send between each lavatory.
Stereoscopic deodorization system is from the following 6 comprehensive deodorizing in aspect: foam blocking foul smell; Flap valve shutoff foul smell; In pipeline and manure pit, add the harmless bacteria with deodorization functions, subtract with ecological method smelly; The deodorizing of foul smell evacuation system.Induced draft fan is installed, by foul smell collecting pipe, from the ight soil settling tank of underground, stores up fertile pond, and extract the foul smell of more than 95% in blow-off line, discharge again after deodoriser deodorizing; Fresh air sends into system deodorizing.Install ventilator, extract outdoor fresh air and send between each lavatory, the fresh air of feeding possesses deodorization functions through deodoriser timing, and colourless, tasteless, harmless.Meanwhile, fresh air is sent into system and can be possessed that heat in indoor, oxygenation function; The deodorant deodorizing of innoxious colorless and odorless is added in deodoriser.
Excrement and urine treating system is by settling tank 22, automatic mixing fecal treatment device 23 and the fertile pond 24 of storage form, settling tank 22 entrance is connected with the soil pipe of each closet, settling tank 22 outlet is connected with automatic mixing fecal treatment device 23 entrance, automatic mixing fecal treatment device 23 exports and is connected with storage fertile pond 24 entrance, automatic mixing fecal treatment device 23 is cylinder, specification: diameter 2 meters, long 5 to 6 meters, axially 1 meter is provided with dividing plate 25, every block dividing plate 25 is provided with liquid dung communication port 26 respectively, liquid dung communication port in adjacent separator is crisscross arranged, ight soil water curve is trickled, biogas communication port 27 is arranged at dividing plate top, automatic mixing fecal treatment device slant setting, the angle of 15 degree is become with horizontal plane, gravity is relied on to form automatic stirring, ight soil flows into settling tank by each closet along pipeline, after eliminating floating thing and lower sediment, flows into automatic mixing fecal treatment device in settling tank, wherein after anaerobism harmless treatment, forms high-quality fertilizer, flows into the fertile pond of storage.
Instruction display system instruction display music system comprises a Centralized Controller, and electronics goes to toilet interior " urgent call " button in Chinese and English " in the use " electronic direction board on doorway between each 2 loudspeakers of overhead between situation display screen 28, man, women's lavatory, each lavatory, lavatory and music music playing system; Centralized Controller is become by built-in Software in Single Chip Microcomputer Control and other electric component group, the outside of Centralized Controller is that electronics goes to toilet situation display screen, electronics goes to toilet and situation display screen is provided with time, temperature, calendar, always to go to toilet the display window of number, total water consumption, total electricity consumption and lavatory bit plane schematic diagram, and Centralized Controller is connected with the micro computer foam controller signal in each lavatory.
The present invention discloses a kind of energy-conserving and environment-protective container toilet system in sum, is controlled the size of foam volume by micro computer foam controller, and when someone enters to survey, foam volume increases, otherwise reduces; Stereoscopic deodorization system carries out deodorizing from six aspects; Adopt central control device to gather the every usage data of foam type water saving toilet, gather and show, be convenient to administer and maintain; For foam type water saving toilet is configured with the device such as background music, distress call, make lavatory humanized.
It should be noted that, term " comprises " in this article, " comprising " or its any other variant be intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. an energy-conserving and environment-protective container toilet system, is characterized in that: show music system by feed flow and foamed system, micro computer foam control system, sewage treatment recycling system, stereoscopic deodorization system, excrement and urine treating system and instruction and form.
2. energy-conserving and environment-protective container toilet system as claimed in claim 1, is characterized in that: described feed flow and foamed system are made up of storage tank, PVC plastic pipeline, dense expanding foam solution case, dispensing box and miniature pithead foam generator; Described storage tank is all connected with dispensing box by PVC plastic pipeline with dense expanding foam solution case; Described dispensing box is connected with miniature pithead foam generator by PVC plastic pipeline; Miniature pithead foam generator is connected with closet.
3. energy-conserving and environment-protective container toilet system as claimed in claim 1 or 2, is characterized in that: described micro computer foam control system is made up of foam controller, induction installation and micro air pump; Described foam controller is micro computer, and miniature pithead foam generator is all connected with micro computer with induction installation, and induction installation sends detection signal to micro computer, sends a control signal to foam controller, for controlling gas release after micro computer process.
4. energy-conserving and environment-protective container toilet system as claimed in claim 1 or 2, is characterized in that: described sewage treatment recycling system is made up of dirty water collecting tank, induction type water pump and small sewage treater; Described dirty water collecting tank and induction type water pump; Described induction type water pump is connected with small sewage treater; Described small sewage treater is connected with storage tank.
5. energy-conserving and environment-protective container toilet system as claimed in claim 1, is characterized in that: described stereoscopic deodorization system by between PVC plastic pipeline, lavatory, induced draft fan, ventilator and deodoriser form, ventilator is by being connected between PVC pipeline with lavatory; Be connected with induced draft fan by PVC pipeline between lavatory; Induced draft fan is connected with deodoriser by PVC plastic pipeline.
6. energy-conserving and environment-protective container toilet system as claimed in claim 1, is characterized in that: described excrement and urine treating system is made up of the fertile pond of soil pipe, settling tank, automatic mixing fecal treatment device and storage; Described soil pipe is connected with settling tank; Described settling tank is connected with automatic mixing fecal treatment device; Described automatic mixing fecal treatment device is connected with the fertile pond of storage.
7. energy-conserving and environment-protective container toilet system as claimed in claim 6, is characterized in that: described automatic mixing fecal treatment device is cylinder, diameter 2m, long 5m-6m; Axially 1m is provided with dividing plate, every block dividing plate is provided with communication port respectively, and the communication port in adjacent separator is crisscross arranged; Biogas communication port is arranged at dividing plate top; Automatic mixing fecal treatment device slant setting.
8. energy-conserving and environment-protective container toilet system as claimed in claim 1, is characterized in that: described instruction shows music system and is made up of go to toilet situation display screen, loudspeaker, electronic direction board, emergency call button and music music playing system of Centralized Controller, electronics; Go to toilet situation display screen, loudspeaker, electronic direction board, emergency call button of described electronics is connected with Centralized Controller respectively with music music playing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510623834.2A CN105370058A (en) | 2015-09-28 | 2015-09-28 | Energy-saving and environment-friendly container lavatory system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510623834.2A CN105370058A (en) | 2015-09-28 | 2015-09-28 | Energy-saving and environment-friendly container lavatory system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105370058A true CN105370058A (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510623834.2A Pending CN105370058A (en) | 2015-09-28 | 2015-09-28 | Energy-saving and environment-friendly container lavatory system |
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| Country | Link |
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| CN (1) | CN105370058A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661140A (en) * | 2018-05-23 | 2018-10-16 | 栾友祥 | A kind of induction type lavatory intelligent deodorizing system |
| CN113142246A (en) * | 2021-03-26 | 2021-07-23 | 广东四用科技有限公司 | Deodorization and bacteriostasis composite material, preparation method and field toilet using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1054068A (en) * | 1996-08-09 | 1998-02-24 | Kazuo Soma | Preventing method of splash at time of evacuation of water stored in stool for western style flush toilet |
| CN2612741Y (en) * | 2003-04-29 | 2004-04-21 | 陈利敏 | Disinfection sterilization water-saving apparatus for toilet |
| CN201241383Y (en) * | 2008-08-11 | 2009-05-20 | 南京协力环保科技有限公司 | Toilet tool plugged by foam |
| CN101787728A (en) * | 2010-02-11 | 2010-07-28 | 陈云祖 | Foam type water-saving ecological toilet |
-
2015
- 2015-09-28 CN CN201510623834.2A patent/CN105370058A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1054068A (en) * | 1996-08-09 | 1998-02-24 | Kazuo Soma | Preventing method of splash at time of evacuation of water stored in stool for western style flush toilet |
| CN2612741Y (en) * | 2003-04-29 | 2004-04-21 | 陈利敏 | Disinfection sterilization water-saving apparatus for toilet |
| CN201241383Y (en) * | 2008-08-11 | 2009-05-20 | 南京协力环保科技有限公司 | Toilet tool plugged by foam |
| CN101787728A (en) * | 2010-02-11 | 2010-07-28 | 陈云祖 | Foam type water-saving ecological toilet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661140A (en) * | 2018-05-23 | 2018-10-16 | 栾友祥 | A kind of induction type lavatory intelligent deodorizing system |
| CN113142246A (en) * | 2021-03-26 | 2021-07-23 | 广东四用科技有限公司 | Deodorization and bacteriostasis composite material, preparation method and field toilet using same |
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Application publication date: 20160302 |