CN201915472U - Pressure pumping water-saving toilet bowl - Google Patents
Pressure pumping water-saving toilet bowl Download PDFInfo
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- CN201915472U CN201915472U CN2011200172599U CN201120017259U CN201915472U CN 201915472 U CN201915472 U CN 201915472U CN 2011200172599 U CN2011200172599 U CN 2011200172599U CN 201120017259 U CN201120017259 U CN 201120017259U CN 201915472 U CN201915472 U CN 201915472U
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
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Abstract
The utility model relates to a pressure pumping water-saving toilet bowl, which is provided with a water tank and a seat pan. The water tank is provided with an upper tank body and a lower tank body; the upper tank body is provided with an air admission water inlet pipe extending into a cavity of the upper tank body; an air admission valve is mounted at the top end of the air admission water inlet pipe; a tap water inlet pipe connected with an external tap water pipe is connected with a water inlet valve for automatically regulating water inlet flow rate according to difference of internal and external water pressure; a water outlet end of the water inlet valve is connected with the water inlet pipe; and the water inlet pipe is connected with a water inlet end of the air admission valve. The pressure pumping water-saving toilet bowl is more reasonable in flushing quantity distribution, less in linear pressure loss of downward impact force, longer in pressure duration time and beneficial for pollution discharge, automatic water entering after draining can be realized, and air is automatically admitted after water is filled in the water tank.
Description
Technical field
The utility model relates to a kind of pressure formula water-saving toilet that draws water.
Background technology
Conventional toilet mainly is made up of ceramic bowl seat and Plastic water-flushing cistern two parts, tap water with certain pressure flows into sealing flushing tank compressed air to certain altitude, during bath, water in the water tank is under compressed-air actuated promotion, enter water tank via total flush port apace, enter the ceramics seat basin.
The bath part of existing ceramics seat basin is from jet pipe around the ceramics seat basin top, a part by around jet pipe postpone to the opening of seat basin bottom part and flow out, a seat basin rear portion is provided with the siphon bend and produces siphonage, with the dirt sucking-off.But the closet flushing pressure linear loss of this structure is bigger, can not well rinse toilet, and blowdown is clean inadequately.
Discharge water and dash when just just having begun, the pressure in the water tank and the pressure differential of tap water are very little, and subsequently, along with the rapid reduction of hydraulic pressure in the water tank, the pressure in the water tank and the pressure differential of tap water strengthen rapidly.Last water tank is interior even form negative pressure, and the pressure differential of pressure in the water tank and tap water will be greater than the pressure of tap water at this moment.If do not control the size of the water inlet that different phase intakes in water tank, then discharge water in the process just of dashing, the external and internal pressure difference is increasing, and is also increasing through flow velocity, the flow of water intake valve, can not reach the purpose of fine water saving.
The utility model content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of pressure formula water-saving toilet that draws water is provided, the distribution of its discharging quantity of water is more reasonable, and the pressure linear loss of lower punch power is less, pressure duration is longer, help blowdown, the back water inlet automatically that can realize discharging water, completely back tonifying Qi automatically of water in the water tank.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of pressure formula water-saving toilet that draws water, have water tank and seat basin, described water tank has upper box, lower box, upper box is provided with the tonifying Qi water inlet pipe that stretches in the upper box cavity, tonifying Qi water inlet pipe top is equipped with aeration valve, the tap water water inlet pipe that is connected with outside running water pipe is connected with the water intaking valve of regulating the flow of inlet water size according to inside and outside differential water pressures automatically, the water intaking valve water side connects water inlet pipe, and water inlet pipe is connected with the water inlet end of aeration valve.
Further, described water tank end has total flush port, described seat basin has pelvic cavity, described seat basin top has hollow ring support, jet pipe around being provided with in the hollow ring support, described pelvic cavity top rear side has flush port, last flush port is communicated with jet pipe all around, be connected the upper punch waterpipe between last flush port and the total flush port, described pelvic cavity lower front side is provided with the siphon bend, the siphon bend is communicated with the outlet of pelvic cavity, siphon bend rear end has down flush port, is connected bath pipeline down between following flush port and the total flush port, describedly goes up the same side that flush port and following flush port are positioned at pelvic cavity, described under the diameter of bath pipeline greater than the diameter of upper punch waterpipe.
Further, described water intaking valve have into the water valve body, with the nested water outlet valve body of water inlet valve body, water inlet valve body water inlet end has water inlet, water outlet valve body water side has delivery port, be provided with sliding spool in the cavity of water outlet valve body near water inlet valve body one end, sliding spool axially has flow of inlet water adjusting mouth near an end of delivery port.
Further, described flow of inlet water is regulated a mouthful inboard end and is sharp triangle, and described flow of inlet water is regulated mouth and become big gradually towards its opening of delivery port direction.
Further, between the end of close water inlet one end of sliding spool and the water inlet valve interior wall anti counter-flowing rubber seal is installed, the sliding spool outer wall is with the water inlet stage clip, water inlet stage clip one end and sliding spool offset near the boss of inlet end end, and the water inlet stage clip other end and water outlet valve interior wall offset.
Further, described water outlet valve body is provided with the relief valve device that prevents the water tank explosion near the delivery port place.
Further, described water tank has middle depression bar, middle depression bar top is equipped with cover, last cover is tightly connected with upper box, depression bar is disposed with first projection from top to bottom in described, second projection, the 3rd projection, be connected with compression spring between first projection and the last cover top, be connected with middle stage clip between the last cover bottom and second projection, be sealedly connected with the soft cover of caulking gum between last cover bottom and the middle depression bar, described upward cover bottom and middle cover are tightly connected, middle cover intracavity bottom is equipped with slip cap, is connected with down stage clip between second projection of described slip cap top and middle depression bar.Described the 3rd projection is a conisphere shape, the O RunddichtringO is installed on the 3rd projection, slip cap top has the taper neck that matches with the 3rd projection, middle depression bar is tightly connected by last O RunddichtringO and slip cap, described lower box bottom has the V-arrangement outlet, described slip cap outer wall is with down the O RunddichtringO, and the O RunddichtringO was connected with the V-arrangement exit seal under slip cap passed through.
Further, the air inlet port that communicates with atmosphere of described aeration valve has the duckbill rubber sleeve.
Further, described aeration valve has water draw-off, water draw-off has sluicing spool and sluicing valve gap, be connected by the drain valve spring between sluicing spool and the sluicing valve gap, the sluicing valve gap has the discharge opening that is communicated with water tank when sluicing, and between discharge opening inboard and the sluicing spool drain valve sealing ring is installed.
The beneficial effects of the utility model are: the water in the water tank of the present utility model is when dashing just, can go out water tank through total flush port apace, flush port poured the siphon bend of a basin fast under most of water reached by the pipeline of washing by water down, make it the water that original water stays around reaching in pelvic cavity and in the siphon bend, produce siphonage, the Intrapelvic water of sucking-off, just mix dirt, and then discharge the delivery port of seat basin.Water intaking valve is regulated a mouthful size of regulating the different phase water inlet by flow of inlet water, and then controls the flow of inlet water that different phase is intake in water tank, effectively realizes the purpose of water saving.Discharge water dash just begin after, hydraulic pressure reduces in the water tank, opening in water tank automatically of water intaking valve intake, when water was put to certain altitude, air formed negative pressure in the water tank, water intaking valve is closed automatically, aeration valve is opened automatically, tonifying Qi in case.Automatically water inlet after the utility model is realized discharging water, the completely automatic tonifying Qi in back of water in the water tank.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of water tank in the utility model;
Fig. 3 is the structural representation of water intaking valve in the utility model;
Fig. 4 is the structural representation of aeration valve in the utility model;
Wherein: 1. water tank, 11. upper boxes, 12. lower boxes, depression bar in 13., 14. last cover, 15. compression springs, stage clip in 16., 17. the soft cover of caulking gum, cover in 18., 19. slip caps, 110. following stage clip, O RunddichtringO on 111., the outlet of 112.V shape, 113. following O RunddichtringO, a 2. basin, 23. pelvic cavity, 24. total flush port, flush port on 25., 26. siphon pipings, 27. following flush port, 3. tonifying Qi water inlet pipe, 4. aeration valve, 41. the duckbill rubber sleeve, 42. sluicing spools, 43. sluicing valve gaps, 44. the drain valve spring, 45. discharge openings, 46. drain valve sealing rings, 5. water inlet pipe, 6. water intaking valve, 61. water inlet valve bodies, 62. the water outlet valve body, 63. sliding spools, 64. flow of inlet water are regulated mouth, 65. the anti counter-flowing rubber seal, 66. water inlet stage clips, 67. relief valve devices.
The specific embodiment
In conjunction with the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
Shown in Figure 2 as Fig. 1, a kind of pressure formula water-saving toilet that draws water, have water tank 1 and seat basin 2, water tank 1 has upper box 11, lower box 12, upper box 11 is provided with the tonifying Qi water inlet pipe 3 that stretches in upper box 11 cavitys, and tonifying Qi water inlet pipe 3 tops are equipped with aeration valve 4, and the tap water water inlet pipe that is connected with outside running water pipe is connected with the water intaking valve 6 of regulating the flow of inlet water size according to inside and outside differential water pressures automatically, water intaking valve 6 water sides connect water inlet pipe 5, and water inlet pipe 5 is connected with the water inlet end of aeration valve 4.
As shown in Figure 1, water tank 1 end has total flush port 24, seat basin 2 has pelvic cavity 23, seat basin 2 tops have hollow ring support, jet pipe around being provided with in the hollow ring support, pelvic cavity 23 top rear sides have flush port 25, last flush port 25 is communicated with jet pipe all around, be connected the upper punch waterpipe between last flush port 25 and the total flush port 24, pelvic cavity 23 lower front side are provided with siphon bend 26, and siphon bend 26 is communicated with the outlet of pelvic cavity 23, siphon bend 26 rear ends have down flush port 27, is connected bath pipeline down between following flush port 27 and the total flush port 24, last flush port 25 and following flush port 27 are positioned at the same side of pelvic cavity, and the diameter of following bath pipeline is greater than the diameter of upper punch waterpipe.
The moisture that enters pelvic cavity becomes two-way, and the water of fraction enters ring support by the upper punch waterpipe through last flush port 25, by around jet pipe ejection be used to clean around the pelvic cavity.Most of water pours the siphon bend 26 of a basin 2 fast by flush port 27 under the pipeline warp of washing by water down, make it the water that original water stays around reaching in pelvic cavity 23 and in siphon bend 26, produce siphonage, water in the sucking-off pelvic cavity 23, just mix dirt, and then discharge the delivery port of seat basin.
As shown in Figure 3, water intaking valve 6 has water valve body 61 into, the water outlet valve body 62 nested with water inlet valve body 61, water inlet valve body 61 water inlet ends have water inlet, water outlet valve body 62 water sides have delivery port, be provided with sliding spool 63 in the cavity of water outlet valve body 62 near water inlet valve body 61 1 ends, sliding spool 63 axially has flow of inlet water adjusting mouth 64 near an end of delivery port.The end that flow of inlet water is regulated mouthful 64 inboards is sharp triangle, and flow of inlet water is regulated mouthfuls 64 and become big gradually towards its opening of delivery port direction.
Between the end of sliding spool 63 close water inlet one ends and water inlet valve body 61 inwalls anti counter-flowing rubber seal 65 is installed, sliding spool 63 outer walls are with water inlet stage clip 66, water inlet stage clip 66 1 ends and sliding spool 63 offset near the boss of inlet end end, and water inlet stage clip 66 other ends and water outlet valve body 62 inwalls offset.Water outlet valve body 62 is provided with the relief valve device 67 that prevents the water tank explosion near the delivery port place.
Discharge water dash just begin after, hydraulic pressure reduces in the water tank 1, tap water is intake in trend water tank 1 by water intaking valve 6.Discharge water and dash when just just having begun, the pressure in the water tank 1 and the pressure differential of tap water are very little, and subsequently, along with the rapid reduction of hydraulic pressure in the water tank 1, the pressure in the water tank 1 and the pressure differential of tap water strengthen rapidly.Last water tank 1 interior even formation negative pressure, the pressure differential of pressure in the water tank 1 and tap water will be greater than the pressure of tap water at this moment.Regulate mouthfuls 64 sizes that reach the water inlet that the control different phase intakes to water tank 1 in by flow of inlet water, and then realization is regulated the flow of inlet water size automatically according to inside and outside differential water pressures.
Water flows backwards in running water pipe and will pollute tap water in the water tank 1, is unallowed.By the cooperate anti counter-flowing that realize water tank 1 in water of anti counter-flowing rubber seal 65 with sliding spool 63.When tap water pressure was too high, relief valve device 67 was opened release, guaranteed water tank 1 unlikely explosion.Water intaking valve 6 structures of the present utility model are simpler, regulate and control more convenient.
As shown in Figure 2, water tank has middle depression bar 13, middle depression bar 13 tops are equipped with cover 14, last cover 14 is tightly connected with upper box 11, middle depression bar 13 is disposed with first projection from top to bottom, second projection, the 3rd projection, be connected with compression spring 15 between first projection and last cover 14 tops, stage clip 16 in being connected with between last cover 14 bottoms and second projection, be sealedly connected with the soft cover 17 of caulking gum between last cover 14 bottoms and the middle depression bar 13, last cover 14 bottoms and middle cover 18 are tightly connected, middle cover 18 intracavity bottoms are equipped with slip cap 19, are connected with down stage clip 110 between second projection of slip cap 19 tops and middle depression bar 13.The 3rd projection is a conisphere shape, O RunddichtringO 111 is installed on the 3rd projection, slip cap 19 tops have the taper neck that matches with the 3rd projection, middle depression bar 13 is tightly connected with slip cap 19 by last O RunddichtringO 111, lower box 12 bottoms have V-arrangement outlet 112, slip cap 19 outer walls are with down O RunddichtringO 113, and slip cap 19 is tightly connected by following O RunddichtringO 113 and V-arrangement outlet 112.
When not washing by water, middle depression bar 13 is by last O RunddichtringO 111 and slip cap 19 sealings, slip cap 19 is by O RunddichtringO 113 and V-arrangement outlet 112 sealings down, following O RunddichtringO 113 compresses the V-arrangement outlet 112 of lower box 12, and water and compressed air in the water tank that upper box 11 and lower box 12 surround are sealed.
Discharge water when dashing just, middle depression bar 13 top pressurizeds, middle depression bar 13 moves down, O RunddichtringO 111 moves down in the drive, last O RunddichtringO 111 breaks away from slip cap 19, flow out in the gap of water between last O RunddichtringO 111 and slip cap 19 in the middle cover 18, in the hydraulic pressure of cover in 18 descend rapidly, the water in the water tank replenishes to middle cover 18 in rapidly, promotes slip cap 19 and moves on quick, after moving on the slip cap 19, following O RunddichtringO 113 breaks away from the V-arrangement outlet 112 of lower box 12, forms bigger space, and the water in the water tank is under the pressure of airtight air, go out fast, realize dashing just.
As shown in Figure 4, the air inlet port that communicates with atmosphere of aeration valve 4 has duckbill rubber sleeve 41.Aeration valve 4 has water draw-off, water draw-off has sluicing spool 42 and sluicing valve gap 43, be connected by drain valve spring 44 between sluicing spool 42 and the sluicing valve gap 43, sluicing valve gap 43 has the discharge opening 45 that is communicated with water tank when sluicing, and between discharge opening 45 inboards and the sluicing spool 42 drain valve sealing ring 46 is installed.
Tonifying Qi is realized by duckbill rubber sleeve 41.Do not discharge water when dashing just, the duck bill hole of duckbill rubber sleeve 41 is airtight under the pressure of tap water, makes water tank 1 interior water can not outflow.Discharge water and dash when forming negative pressure in the later stage water tank 1 just, the duck bill hole of duckbill rubber sleeve 41 is opened automatically, and tonifying Qi in water tank 1 has enough air all the time and make in the water tank 1.
Part water during tap water cut-off in the venting water tank makes the pressure in the water tank approaching identical with atmospheric pressure.Pressure release realizes by sluicing spool 42, drain valve sealing ring 46, drain valve spring 44.During tap water cut-off, drain valve spring 44 pushes away sluicing spool 42, and drain valve sealing ring 46 breaks away from sluicing valve gaps 43, makes that water releases from discharge opening 45 between sluicing spool 42 and the sluicing valve gap 43 in the water tank.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the manual, must determine its technical scope according to the claim scope.
Claims (9)
1. pressure formula water-saving toilet that draws water, it is characterized in that: have water tank and seat basin, described water tank has upper box, lower box, upper box is provided with the tonifying Qi water inlet pipe that stretches in the upper box cavity, tonifying Qi water inlet pipe top is equipped with aeration valve, the tap water water inlet pipe that is connected with outside running water pipe is connected with the water intaking valve of regulating the flow of inlet water size according to inside and outside differential water pressures automatically, and the water intaking valve water side connects water inlet pipe, and water inlet pipe is connected with the water inlet end of aeration valve.
2. the pressure according to claim 1 formula water-saving toilet that draws water, it is characterized in that: described water tank end has total flush port, described seat basin has pelvic cavity, described seat basin top has hollow ring support, jet pipe around being provided with in the hollow ring support, described pelvic cavity top rear side has flush port, last flush port is communicated with jet pipe all around, be connected the upper punch waterpipe between last flush port and the total flush port, described pelvic cavity lower front side is provided with the siphon bend, the siphon bend is communicated with the outlet of pelvic cavity, siphon bend rear end has down flush port, is connected bath pipeline down between following flush port and the total flush port, describedly goes up the same side that flush port and following flush port are positioned at pelvic cavity, described under the diameter of bath pipeline greater than the diameter of upper punch waterpipe.
3. the pressure according to claim 1 formula water-saving toilet that draws water, it is characterized in that: described water intaking valve have into the water valve body, with the nested water outlet valve body of water inlet valve body, water inlet valve body water inlet end has water inlet, water outlet valve body water side has delivery port, be provided with sliding spool in the cavity of water outlet valve body near water inlet valve body one end, sliding spool axially has flow of inlet water adjusting mouth near an end of delivery port.
4. the pressure according to claim 3 formula water-saving toilet that draws water is characterized in that: described flow of inlet water is regulated a mouthful inboard end and is sharp triangle, and described flow of inlet water is regulated and mouthful become big gradually towards its opening of delivery port direction.
5. the pressure according to claim 3 formula water-saving toilet that draws water, it is characterized in that: between the end of close water inlet one end of sliding spool and the water inlet valve interior wall anti counter-flowing rubber seal is installed, the sliding spool outer wall is with the water inlet stage clip, water inlet stage clip one end and sliding spool offset near the boss of inlet end end, and the water inlet stage clip other end and water outlet valve interior wall offset.
6. the pressure according to claim 3 formula water-saving toilet that draws water is characterized in that: described water outlet valve body is provided with the relief valve device that prevents the water tank explosion near the delivery port place.
7. the pressure according to claim 1 formula water-saving toilet that draws water, it is characterized in that: described water tank has middle depression bar, middle depression bar top is equipped with cover, last cover is tightly connected with upper box, depression bar is disposed with first projection from top to bottom in described, second projection, the 3rd projection, be connected with compression spring between first projection and the last cover top, be connected with middle stage clip between the last cover bottom and second projection, be sealedly connected with the soft cover of caulking gum between last cover bottom and the middle depression bar, described upward cover bottom and middle cover are tightly connected, middle cover intracavity bottom is equipped with slip cap, is connected with down stage clip between second projection of described slip cap top and middle depression bar.Described the 3rd projection is a conisphere shape, the O RunddichtringO is installed on the 3rd projection, slip cap top has the taper neck that matches with the 3rd projection, middle depression bar is tightly connected by last O RunddichtringO and slip cap, described lower box bottom has the V-arrangement outlet, described slip cap outer wall is with down the O RunddichtringO, and the O RunddichtringO was connected with the V-arrangement exit seal under slip cap passed through.
8. the pressure according to claim 1 formula water-saving toilet that draws water, it is characterized in that: the air inlet port that described aeration valve communicates with atmosphere has the duckbill rubber sleeve.
9. the pressure according to claim 1 formula water-saving toilet that draws water, it is characterized in that: described aeration valve has water draw-off, water draw-off has sluicing spool and sluicing valve gap, be connected by the drain valve spring between sluicing spool and the sluicing valve gap, the sluicing valve gap has the discharge opening that is communicated with water tank when sluicing, and between discharge opening inboard and the sluicing spool drain valve sealing ring is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200172599U CN201915472U (en) | 2011-01-20 | 2011-01-20 | Pressure pumping water-saving toilet bowl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200172599U CN201915472U (en) | 2011-01-20 | 2011-01-20 | Pressure pumping water-saving toilet bowl |
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| Publication Number | Publication Date |
|---|---|
| CN201915472U true CN201915472U (en) | 2011-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200172599U Expired - Fee Related CN201915472U (en) | 2011-01-20 | 2011-01-20 | Pressure pumping water-saving toilet bowl |
Country Status (1)
| Country | Link |
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| CN (1) | CN201915472U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251567A (en) * | 2011-01-20 | 2011-11-23 | 薛华 | Pressure water pumping type water-saving toilet bowl |
| CN102400493A (en) * | 2011-11-03 | 2012-04-04 | 虞吉伟 | Siphon pedestal pan without water ring |
| CN103643731A (en) * | 2013-12-11 | 2014-03-19 | 科勒(中国)投资有限公司 | Siphon-type closestool with water pressure and water flushing method thereof |
| CN103669534A (en) * | 2012-09-20 | 2014-03-26 | 崔成哲 | Water-saving environment-friendly super toilet |
| CN104074253A (en) * | 2013-03-27 | 2014-10-01 | 陈小练 | Water-tank-free siphonic toilet |
| CN113250283A (en) * | 2021-06-07 | 2021-08-13 | 胡建廷 | Active water inlet core valve of air energy flushing toilet |
-
2011
- 2011-01-20 CN CN2011200172599U patent/CN201915472U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251567A (en) * | 2011-01-20 | 2011-11-23 | 薛华 | Pressure water pumping type water-saving toilet bowl |
| CN102251567B (en) * | 2011-01-20 | 2014-03-05 | 薛华 | Pressure water pumping type water-saving toilet bowl |
| CN102400493A (en) * | 2011-11-03 | 2012-04-04 | 虞吉伟 | Siphon pedestal pan without water ring |
| CN103669534A (en) * | 2012-09-20 | 2014-03-26 | 崔成哲 | Water-saving environment-friendly super toilet |
| CN104074253A (en) * | 2013-03-27 | 2014-10-01 | 陈小练 | Water-tank-free siphonic toilet |
| CN103643731A (en) * | 2013-12-11 | 2014-03-19 | 科勒(中国)投资有限公司 | Siphon-type closestool with water pressure and water flushing method thereof |
| CN113250283A (en) * | 2021-06-07 | 2021-08-13 | 胡建廷 | Active water inlet core valve of air energy flushing toilet |
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| 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: 20110803 Termination date: 20120120 |