CN2928982Y - Water-saving bathtub and shower room capable of reusing waste water - Google Patents
Water-saving bathtub and shower room capable of reusing waste water Download PDFInfo
- Publication number
- CN2928982Y CN2928982Y CN 200620078666 CN200620078666U CN2928982Y CN 2928982 Y CN2928982 Y CN 2928982Y CN 200620078666 CN200620078666 CN 200620078666 CN 200620078666 U CN200620078666 U CN 200620078666U CN 2928982 Y CN2928982 Y CN 2928982Y
- Authority
- CN
- China
- Prior art keywords
- water
- waste water
- bathtub
- waste
- water tank
- 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
- 239000002351 wastewater Substances 0.000 title claims abstract description 124
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 184
- 238000000746 purification Methods 0.000 claims abstract description 44
- 238000003860 storage Methods 0.000 claims abstract description 42
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 63
- 238000007599 discharging Methods 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 9
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000005660 chlorination reaction Methods 0.000 claims description 2
- 238000003287 bathing Methods 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000008213 purified water Substances 0.000 abstract 3
- 238000005192 partition Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 210000000476 body water Anatomy 0.000 description 3
- 230000001351 cycling effect Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012279 drainage procedure Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Domestic Plumbing Installations (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The utility model relates to a bathing sanitary ware, especially a water-saving bathtub and bath room with the waste water reuse of bathroom bathtub, it includes bathtub, waste water storage box, waste water drain valve, characterized by at least: a waste water storage tank (7) and a primary purified water storage tank (16) are connected with the lower part of the bathtub (1) through a water drain valve (2) by pipelines, the waste water storage tank (7) is connected with the primary purified water storage tank (16) by a waste water purification device (8), and the primary purified water storage tank (16) is communicated with a toilet bowl through a one-way valve and a pipeline. The bathtub can reduce the water consumption of water used in the bathtub and the shower room and can recycle the waste water generated by the bathtub and the shower room. No extra electric energy consumption, safety, reliability and water saving. The skirtboard is more beautiful and the manufacture is more convenient. The automatic operation is simple and convenient, and the structure and the use of the toilet bowl are not required to be changed.
Description
Technical field
The utility model relates to a kind of bathing sanitaryware, particularly a kind of water-saving bathtub and shower room of the waste water reuse with the washroom bathtub.
Background technology
Bathtub, shower room are extensively accepted by common people as a kind of bathing sanitaryware.But the waste water that is produced after the bathing all is flowing away from sewer in vain all the time, and, each bathing all will be used big water gaging, for China big country of a water resource poorness so, the tap water that flows away every year is huge, causes very big water resource waste.
Summary of the invention
The purpose of this utility model provides a kind of water-saving bathtub and shower room of waste water reuse, and it can reduce the water yield that bathtub, shower room make water, again can be with the bathtub of the waste water recycling of its generation.The additive decrementation electric energy is promptly unsafe, not only reliable but also economize on water.Skirtboard is more attractive in appearance, makes more convenient.Automatically operation is simple and convenient, need not change toilet structure and use.
The technical solution of the utility model is, the water-saving bathtub of waste water reuse and shower room, which comprises at least bathtub, waste water water storage box, waste water draining valve, it is characterized in that: be connected with waste water water storage box 7 and primary purification water water tank 16 by discharging valve 2 pipelines in bathtub 1 time, link to each other by waste water purification device 8 between waste water water storage box 7 and the primary purification water water tank 16, primary purification water water tank 16 is by one way valve and pipeline connection toilet.
Described waste water water storage box 7 top sides have waste water interface 4, be connected with overflow pipe 5, siphon drainage pipe 15 in the waste water water storage box 7, be connected with waste water draining valve 6 on the overflow pipe 5, the upper surface of overflow pipe 5 flushes with the maximum water level of waste water water storage box 7, the lower surface of siphon drainage pipe 15 is in the bottom of waste water water storage box 7, overflow pipe 5 is communicated with outfall 10 respectively by waste water draining valve 6 and siphon drainage pipe 15, and outfall 10 is communicated with primary purification water water tank 16 by waste water overflow pipe 21.
Described primary purification water water tank 16 sewer pipes and toilet water tank 14 sewer pipes and urinal jet water spout are communicated with respectively and have on the distinct interface of persorption water valve 12 threeways; The urinal jet water spout is connected with toilet water valve 13.
Two ports are arranged at described primary purification water water tank 16 bottoms, a port is by one way valve 11 pipeline Connection Block tank for excrement pan 14, another port is communicated with the exhaust opening 18 of secondary water tank 22 upper ends by micro pump 23 and pipeline, secondary water tank 22 inner and upper have ball float level control switch for water 19, and one way valve 17 is arranged at the bottom.
Described secondary water tank 22 bottoms are communicated with bathtub by recirculated water discharging valve 28 and adjutage.
The bottom of described bathtub 1 has projection to cut off 26, it is inclined-planes that projection is cut off 26 fronts, there is the angle of 10 degree-60 degree inclined-plane and bathtub 1 bottom surface, the width of projection partition 26 is 10cm-30cm, the length of projection partition 26 and the ratio of bathtub length are 1/8-1/2, and the top peak of projection partition 26 flushes with waterline 25.
Be connected with ozone 20 chlorination equipments on the described primary purification water water tank 16.
The jet water spout of described secondary water tank 22 and toilet water tank 14 is communicated with waste water cleaning hose and washing control valve 29.
Characteristics of the present utility model are: bathtub reduces makes water, and the device of bathtub waste water reuse, particularly need not increase any energy consumption just can store the waste water that water consumption devices such as bathtub, shower room and washing machine, shower screen produce through simple filtration, utilize to give uses of flushing the toilet of toilet seat closet again, the realization waste water reuse.Particularly only change cylinder body water structure, realized reducing the purpose that makes water, particularly the secondary wastewater by the shower room stores, and solves 100% of waste water and all utilizes again, and water-saving result is considerable.It has the following advantages:
1, for realizing the self-priming mixed water valve of the present invention's specialized designs exploitation, utilize all water system hydraulic pressure current of toilet to produce negative pressure, water in the water tank of 1.5 meters of maximum height difference can be sucked the toilet water tank, do not influence and change former toilet system, also additive decrementation electric energy not, i.e. safety, not only reliable but also water saving.
2, saved water resource and made the waste water of a series of water appliances such as bathtub, shower room and washing machine, washbowl, shower screen obtain again utilizing, the waste water reuse that shower room secondary water can 100%.
3, utilize bathtub, bath room bottom, back, headroom cleverly, promptly do not increase and take toilet space and again bathtub, shower room are played decoration function, skirtboard is more attractive in appearance, makes more convenient.
4, between the organization of human body bipod, increase projection cleverly and cut off appearance, effectively reduced the use amount of water when bathtub is taken a shower, both reduced water, do not influence the enjoyment that people enjoy shower.
5, need not maintenance and operation, whole device installs back operation automatically, and is simple and convenient.
6, one case many usefulness, spare interface can insert washing machine. and other water appliances such as screen, washbowl of taking a shower are reused its waste water.
7, need not change toilet structure and use.
8, waste water tank is hidden in shower room, bath base, back, top, and forms integral body with body top, skirtboard room, and is promptly attractive in appearance practical again.
Description of drawings
Below in conjunction with the embodiment accompanying drawing the utility model is described further.
Fig. 1 is embodiment 1 principle schematic;
Fig. 2-a is known bathtub structure schematic diagram; Fig. 2-b is the A-A sectional view of Fig. 2-a;
Fig. 2-c is embodiment 2 bathtub structure schematic diagrames; Fig. 2-d is the A-A sectional view of Fig. 2-c;
Fig. 3 is embodiment 3 water saving fixtures structural representations;
Fig. 4 is embodiment 4 water saving fixtures structural representations;
Fig. 5 is embodiment 5 water saving fixtures structural representations.
Among the figure: 1, bathtub; 2, discharging valve; 3, floating drum; 4, waste water interface; 5, overflow pipe; 6, waste water draining valve; 7, waste water water storage box; 8, waste water purification device; 9, one way valve; 10, outfall; 11, one way valve; 12, from the persorption water valve; 13, toilet water valve; 14, toilet water tank; 15, siphon drainage pipe; 16, primary purification water water tank; 17, one way valve; 18, exhaust opening; 19, ball float level control switch for water; 20, ozone; 21, primary purification water overflow pipe; 22, secondary water tank; 23, micro pump; 24,25, waterline: 26, projection is cut off; 27, secondary water purification installation; 28, recirculated water discharging valve; 29, washing control valve.
The specific embodiment
Embodiment 1 as shown in Figure 1, the bathtub of water saving fixtures shown in Fig. 11 is communicated with waste water water storage box 7 by discharging valve 2, directly draining is to waste water water storage box 7, waste water water storage box 7 top sides have waste water interface 4, can also be connected with the washing machine sewer pipe, be connected with overflow pipe 5 in the waste water water storage box 7, siphon drainage pipe 15, waste water draining valve 6 is arranged on the overflow pipe 5, the upper surface of overflow pipe 5 flushes with the maximum water level of waste water water storage box 7, the lower surface of siphon drainage pipe 15 is in the bottom of waste water water storage box 7, the other end of siphon drainage pipe 15 is connected with outfall 10 with the bottom of overflow pipe 5,1 time spent of bathtub, waste water draining valve 6 cuts out, waste water water storage box 7 lower ends are connected with primary purification water water tank 16 by waste water purification device 8 and one way valve 9, water enters primary purification water water tank 16 through waste water purification device 8, primary purification water water tank 16 bottoms are connected with from persorption water valve 12 by one way valve 11 pipelines, end from 12 threeways of persorption water valve is connected with toilet water valve 13, the other end is connected with toilet water tank 14, tap water adds water to toilet water tank 14 to be passed through from persorption water valve 12, because the pressure current of tap water will be through producing negative pressure from persorption water valve 12, and waste water is inhaled people's toilet water tank 14, reach the waste water part and utilize again.After primary purification water water tank 16 is added to design water level, water level in the waste water water storage box 7 continues to raise, when reaching the design height difference (1-3cm), floating drum 3 floats the waste water draining valve of opening in the waste water water storage box 76, the 7 rapid drainings of waste water water storage box, waste water is discharged from outfall 10, and the current of discharging are discharged the sewage in waste water purification device 8 and the waste water water storage box 7 rapidly, and drainage procedure has the effect of cleaning waste water purification device 8 and waste water water storage box 7 simultaneously.It also can be siphon drainage pipe 15 automatic drainings that above-mentioned floating drum 3 floats the process of opening 6 drainings of waste water draining valve.Outfall 10 is communicated with primary purification water water tank 16 by primary purification water overflow pipe 21.
Embodiment 1 is the water saving that the waste water part is utilized again, its operating principle is the waste water that is produced after bathtub, the bathing of shower room, after filtering, deposit the primary purification water tank that is arranged in bathtub, bath room bottom in, the water tank ingenious free space that utilizes bathtub and bath room bottom has kept the outward appearance visual impression in bathtub, shower room on the whole.Water in the water tank is by the toilet water tank water intake end of self-priming mixed water valve access washroom, and the negative pressure that current produce when utilizing toilet water tank self water inlet is reused waste water the mixed water tank that sucks of the water in the water tank.The water-saving amount maximum can reach 50% of former toilet water supply volume.Promptly this water of 50% is to replenish in the interior water tank to reach waste water reuse.
The bathtub of embodiment 1 is known bathtub, and shown in Fig. 2-a and Fig. 2-b, water was more when it reached waterline 24.
Cylinder stores the structure of water at the bottom of the bathtub shown in employing Fig. 2, reduce the water saving that makes water, its operating principle is according to the ergonomics principle, change the structure that bathtub 1 end cylinder stores water, press the organization of human body design, locate to be designed to the projection partition and make housing structure effectively reduce the cylinder body water retention capacity between two legs, but do not influence people and normally use shower, appearance and modeling is more attractive in appearance.
Embodiment 3 as shown in Figure 3, its water treatment forward part is the same with Fig. 1, its structure and principle are with embodiment 1, different is to be connected with micro pump 23 in the bottom of primary purification water water tank 16 by pipeline; Micro pump 23 is with the water of primary purification water water tank 16, control micro pump 23 by the level control switch for water in the secondary water tank 22 19, water in the bottom primary purification water water tank 16 directly is extracted in the secondary water tank 22 at back, shower room or top, be fixed with exhaust opening 18, ball float level control switch for water 19 on the secondary water tank 22, one way valve 17 is arranged at the bottom of secondary water tank 22, secondary water tank 22 by pipeline be communicated with from persorption water valve 12.Owing to have the difference in height about 1.5 meters here, water can directly enter toilet water tank 14, also can be connected to from persorption water valve 12 front ends, the waste water in the bottom primary purification water water tank 16 can be drawn into once more again in the toilet water tank 14 by this valve and utilize again.When bathtub 1 is luxury band ozone 20 sterilizing functions, can in to bathtub 1 sterilization, feeds ozone 20 for waste water water tank 16 and carry out disinfection.
Embodiment 4 as shown in Figure 4, its water treatment forward part is the same with Fig. 1, its structure and principle are with embodiment 1, different is, the water of primary purification water water tank 16 is by the ball float level control switch for water in the secondary water tank 22 19 control micro pumps 23 water in the bottom primary purification water water tank 16 directly to be extracted into the secondary water tank 22 at 1 back, shower room or top, and the jet water spout of secondary water tank 22 and toilet water tank 14 is communicated with waste water cleaning hose and washing control valve 29.Because have the difference in height about 1.5 meters here, water can directly add 14 toilet water tanks, also can directly wash mop by waste water cleaning hose and washing control valve 29 controls,
Realize waste water reuse.
Embodiment 4 is water savings that waste water all utilizes again, its operating principle is same with the waste water that is produced after bathtub 1 bathing, deposit the water tank that is arranged in bathtub 1 bottom in by after filtering, the ingenious free space that utilizes bathtub 1 bottom of water tank has kept the outward appearance visual impression of bathtub 1 on the whole.The water that different is in the water tank is not by insert the toilet water tank 14 of washrooms from persorption water valve 12, but water is extracted into the back that is arranged in bathtub 1 or the secondary water tank 22 at top is deposited by micro pump 23, directly insert toilet water tank 14 from secondary water tank 22, because secondary water tank 22 has height more than 1.5 meters, available height hydraulic pressure directly supplies water to toilet, secondary water tank 22 can be too big on volume, utilize bathtub 1 backboard top free space to make equally, thereby realize useless water reuse.
Operating principle of the present utility model is: above-mentioned bathtub also can be the shower room, owing to bathtub, the present most popular production technology in shower room, is by strengthening with glass fiber reinforced plastic behind the acrylic plate vacuum thermoforming.Cylinder base has available space, and the outside is decorated with skirtboard.Ingenious just this bottom space that utilizes of the present invention, skirtboard and bottom wastewater tank are designed to an overall structure, appearance plays the decorative product effect, inside adds the glass fiber reinforced plastic enhancing with plank and is designed to the waste water water tank, after bathtub shower room uses, open discharging valve, waste water is introduced into the waste water water storage box, this moment, the draining valve of waste water water storage box cut out, so waste water enters the waste water water tank after filtering by strainer.After waste water tank is added to design water level, water level in the waste water water storage box continues to raise, when reaching the design height difference, floating drum floats opens the waste water water storage box, the rapid draining of waste water tank, this drainage procedure has the effect of filter rinsed and water storage box simultaneously, the waste water water tank by one way valve be connected from the persorption water valve, when the toilet water tank enters valve and adds water automatically, because the pressure current of tap water will be through producing negative pressure from the persorption water valve, and waste water is inhaled people's toilet water tank, reach the purpose that the waste water part is utilized again.Reach the purpose of 100% waste water reuse, be to realize like this, both at back, shower room or top design secondary wastewater storage bin, the water in the waste water tank of bottom directly is extracted into the secondary water tank at back, shower room or top by the control of the level control switch for water in secondary wastewater storage bin micro pump, owing to have the difference in height about 1.5 meters here, water can directly add the toilet water tank, also can be connected to from persorption water valve front end, the waste water in the waste water tank of bottom can be drawn into the toilet water tank once more again by this valve and utilize again.And minimizing makes the purpose of water, be to realize like this, water structure position between the human body bipod of the end cylinder by changing bathtub and shower room band bathtub increases projection and cuts off appearance and increase entity space in the cylinder body, reduces the water space, reduces the purpose that makes water thereby reach.
The beneficial effects of the utility model: in the bathroom ware product, design a waste water storage bin for the bathtub bath room bottom, These waste water being stored rear recycling, can save 50% toilet water consumption, is the most effective Measures of Saving Water, carries on the back at shower room Section or top design secondary wastewater storage bin both can 100% recycling be washed by water to toilet seat, significantly conserve water; Existing bathtub, Water is very big when using during shower room, by simple change cylinder interior water structure, reduces making water, can conserve water money The source does not affect again the enjoyment of result of use and shower.
Claims (8)
1, the water-saving bathtub of waste water reuse and shower room, which comprises at least bathtub, waste water water storage box, waste water draining valve, it is characterized in that: be connected with waste water water storage box (7) and primary purification water water tank (16) by discharging valve (2) pipeline down at bathtub (1), link to each other by waste water purification device (8) between waste water water storage box (7) and the primary purification water water tank (16), primary purification water water tank (16) is by one way valve and pipeline connection toilet.
2, the water-saving bathtub of waste water reuse according to claim 1 and shower room, it is characterized in that: described waste water water storage box (7) top side has waste water interface (4), be connected with overflow pipe (5) in the waste water water storage box (7), siphon drainage pipe (15), be connected with waste water draining valve (6) on the overflow pipe (5), the upper surface of overflow pipe (5) flushes with the maximum water level of waste water water storage box (7), the lower surface of siphon drainage pipe (15) is in the bottom of waste water water storage box (7), overflow pipe (5) by waste water draining valve (6) and siphon drainage pipe (15) respectively and outfall (10) be communicated with, the logical primary purification water overflow pipe (21) of outfall (10) is communicated with primary purification water water tank (16).
3, the water-saving bathtub of waste water reuse according to claim 1 and shower room is characterized in that: described primary purification water water tank (16) sewer pipe and toilet water tank (14) sewer pipe and urinal jet water spout are communicated with respectively and have on the distinct interface of persorption water valve (12) threeway; The urinal jet water spout is connected with toilet water valve (13).
4, the water-saving bathtub of waste water reuse according to claim 1 and shower room, it is characterized in that: two ports are arranged at described primary purification water water tank (16) bottom, a port is by one way valve (11) pipeline Connection Block tank for excrement pan (14), another port is communicated with the exhaust opening (18) of secondary water tank (22) upper end by micro pump (23) and pipeline, secondary water tank (22) inner and upper has ball float level control switch for water (19), and one way valve (17) is arranged at the bottom.
5, the water-saving bathtub of waste water reuse according to claim 4 and shower room is characterized in that: described secondary water tank (22) bottom is communicated with bathtub by recirculated water discharging valve (28) and adjutage.
6, the water-saving bathtub of waste water reuse according to claim 1 and shower room, it is characterized in that: the bottom of described bathtub (1) has projection to cut off (26), it is the inclined-plane that projection is cut off (26) front, there is the angle of 10 degree-60 degree inclined-plane and bathtub (1) bottom surface, the width that projection is cut off (26) is 10cm-30cm, projection is cut off the length of (26) and the ratio of bathtub (1) length is 1/8-1/2, and the top peak that projection is cut off (26) flushes with waterline (25).
7, the water-saving bathtub of waste water reuse according to claim 1 and shower room is characterized in that: be connected with ozone (20) chlorination equipment on the described primary purification water water tank (16).
8, the water-saving bathtub of waste water reuse according to claim 4 and shower room is characterized in that: the jet water spout of described secondary water tank (22) and toilet water tank (14) is communicated with waste water cleaning hose and washing control valve (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620078666 CN2928982Y (en) | 2006-03-26 | 2006-03-26 | Water-saving bathtub and shower room capable of reusing waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620078666 CN2928982Y (en) | 2006-03-26 | 2006-03-26 | Water-saving bathtub and shower room capable of reusing waste water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2928982Y true CN2928982Y (en) | 2007-08-01 |
Family
ID=38307367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620078666 Expired - Fee Related CN2928982Y (en) | 2006-03-26 | 2006-03-26 | Water-saving bathtub and shower room capable of reusing waste water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2928982Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753225A (en) * | 2016-05-23 | 2016-07-13 | 中山市捷信科技服务有限公司 | A sewage treatment device for energy saving and emission reduction |
| CN109452891A (en) * | 2018-11-13 | 2019-03-12 | 俞嘉琦 | Water-saving safe bathtub |
| JP2020084674A (en) * | 2018-11-29 | 2020-06-04 | 国立大学法人宇都宮大学 | Drainage device |
-
2006
- 2006-03-26 CN CN 200620078666 patent/CN2928982Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753225A (en) * | 2016-05-23 | 2016-07-13 | 中山市捷信科技服务有限公司 | A sewage treatment device for energy saving and emission reduction |
| CN109452891A (en) * | 2018-11-13 | 2019-03-12 | 俞嘉琦 | Water-saving safe bathtub |
| JP2020084674A (en) * | 2018-11-29 | 2020-06-04 | 国立大学法人宇都宮大学 | Drainage device |
| JP7258289B2 (en) | 2018-11-29 | 2023-04-17 | 国立大学法人宇都宮大学 | Drainage device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2928982Y (en) | Water-saving bathtub and shower room capable of reusing waste water | |
| CN201857645U (en) | Combined circulating water sanitary ware | |
| CN203080632U (en) | Bath cabinet type household water-saving device | |
| CN201106194Y (en) | Multifunctional water saving faeces cabinet | |
| CN201057981Y (en) | Combined cabinet for toilet | |
| CN201704758U (en) | Hand washing and flushing integral closestool | |
| CN2551690Y (en) | Urban waste water reuse circulation installation | |
| CN101255710A (en) | Full-automatic water saving device for toilet | |
| CN2536657Y (en) | Automatic water filling and water-saving system for bathroom | |
| CN2892994Y (en) | Automatic recovering regenerative utilizing water-saving device for domestic washing sewage | |
| CN201202143Y (en) | Household residual water recoverer | |
| CN2934393Y (en) | Water-saving toilet | |
| CN2727250Y (en) | Sanitary water tank with double chamber | |
| CN2547780Y (en) | Water closet special for water-saving toilet water system | |
| CN2542735Y (en) | Bathing equipment with water-storage tank connected to water system for water-saving toilet | |
| CN202227430U (en) | Household water-saving bathroom equipment | |
| CN201169805Y (en) | Full-automatic water saving device of toilet | |
| CN2544005Y (en) | Sewage reused telescopic cabinet type closet seat | |
| CN201687052U (en) | Combined sewage filtering reuse water saving device | |
| CN216007165U (en) | Multifunctional automatic water-saving cistern for toilet | |
| CN101672057A (en) | Integral closestool water tank for washing and flushing | |
| CN2540452Y (en) | Water-saving system for flushing toilet pan by waste water without power | |
| CN2495690Y (en) | Combination type means used as wash basin and closet | |
| CN2143638Y (en) | Water flushing device for washing | |
| CN201695496U (en) | Wastewater recycling toilet water tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 |