CN102677748A - Electronic sensing water drain apparatus - Google Patents
Electronic sensing water drain apparatus Download PDFInfo
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- CN102677748A CN102677748A CN2012101781894A CN201210178189A CN102677748A CN 102677748 A CN102677748 A CN 102677748A CN 2012101781894 A CN2012101781894 A CN 2012101781894A CN 201210178189 A CN201210178189 A CN 201210178189A CN 102677748 A CN102677748 A CN 102677748A
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Abstract
The invention discloses electronic sensing water drain apparatus, which includes a drainer casing mounted at a water drain port of a water container, and a water stop plug movably matched with the top end of the drainer casing, and further includes a hydraulic cylinder arranged in the drainer casing, a connection pipe communicated with the hydraulic cylinder, and an electromagnetic valve connecting the connection pipe with a water supply pipe, wherein the electromagnetic valve is electrically connected with an electronic sensor or a touch switch and a power supply device through a control circuit board; the hydraulic cylinder includes a cylinder body, and a piston protruding out of the cylinder body and connected with the water stop plug; a hydraulic cavity is formed by the piston and the cylinder body, and is communicated with the connection pipe, and meanwhile the piston is jacked by a return spring; and the hydraulic cavity is provided with a microleakage port. The sensing electromagnetic valve is opened and closed by a single water path through controlling the hydraulic cylinder in the drainer casing, the microleakage port and the return spring are matched, the water stop plug is linked with the piston of the hydraulic cylinder to move up and down, and the water container achieves the functions of draining water and storing water. Therefore, the electronic sensing water drain apparatus has the advantages of compact structure, simplification of control, convenience in use, lower failure rate, safety and reliability.
Description
Technical field
The relevant a kind of kitchen and toilet facility of the present invention is meant in the cleaning products such as a kind of basin or bathtub the electronic induction water trap that carries out water storage, discharges water control especially.
Background technology
In the kitchenware and sanitary wares such as platform basin in wash-basin basin, bathtub or the kitchen in the washroom, water trap is installed all at the outfall place, to make things convenient for water storage and drainings such as platform basin or bathtub.And at present mostly common water trap is to adopt manual mode of operation, as pushes or pull up the pull bar that protrudes on the platform basin, and then the tier pole machine that interlock is positioned at platform basin outfall place moves up and down, thereby envelope person or opening water discharge mouth reach the purpose of water storage or draining; Some water trap is that directly the outfall place in the platform basin is provided with an active block stop; The user must point and directly stir active block stop and select the direction of shutoff outfall or open the direction of outfall and reach the function of water storage and draining; The problem that so just exists hand to contact with water, inconvenient unhygienic.
And along with development of science and technology; Modern washroom has become development trend; Various products can adopt automatic control; Therefore just having occurred like China's invention application number is 200810072164 " electric water outlet device of desk basin ", though it can realize the function of automatic control console basin water storage, draining, the structure that this invention is applied for is to add machine driving or Electronic Control adds the keying function that electromagnetism executing agency realizes outlet device by Electronic Control; Therefore will inevitably exist mechanism complicated, the problem of functional lability; And because outlet device need be installed under the platform basin, installing space is narrow and small, and maintenance and replacing inconvenience, and the Electronic Control that above-mentioned invention application provides adds Mechanical Drive Type and need adopt motor as power source, has the huger defective of volume; The Electronic Control that this invention application provides adds electromagnetism executing agency scheme, and carrying out because of electromagnetism needs high voltage and bigger coil usually, and therefore, this mechanism is except the bulky risk that the high pressure electric leakage also possibly take place.
Summary of the invention
It is simple, easy to use to the purpose of this invention is to provide a kind of control, and fault rate is low, safe and reliable electronic induction water trap.
For realizing above-mentioned purpose, solution of the present invention is:
A kind of electronic induction water trap comprises that one is installed on the outlet device housing at water container outfall place, the filler block that an activity is matched with outlet device housing top; Wherein: also comprise one be arranged in the outlet device housing hydraulic cylinder, be connected the electromagnetic valve of tube connector and feed pipe with the tube connector, that hydraulic cylinder is connected, this electromagnetic valve through control circuit board with electronic inductor or touch by switch and supply unit and be connected; This hydraulic cylinder comprises a cylinder body, and one convexedly stretches in outside the cylinder body and connects the piston of filler block, and piston forms hydraulic cavities with cylinder body and connects with tube connector, and the while piston is held by a back-moving spring, and this hydraulic cavities is provided with little leakage pressure relief opening.
Said outlet device housing is the straight tube of a connection gutter; Ora terminalis is combined with the shell cap on it; Filler block cooperates with shell cap movable sealing, and corresponding hydraulic cylinder hydraulic cavities place is provided with into water port on the outlet device housing sidewall, and this water inlet port is through the adapter pipe that is connected.
Said filler block bottom is a connecting rod and extends in the outlet device housing.
Said connecting rod bottom forms has the sheath body that the center cooperates counterbore.
Said hydraulic cylinder also comprise one be fixed on cylinder body top guide holder and be connected the inferior part of the cylinder block needle-valve body, back-moving spring leans between needle-valve body and piston.
The upper end of said cylinder body protrudes out the cover seat that cooperates with guide holder, and cover seat lower end is extended with rivet holder in inner chamber of cylinder block; The position of rivet holder is provided with water inlet relatively on cylinder side wall.
Said piston lower end is an external diameter and the suitable piston body of cylinder diameter, and this piston body cooperates through sealing ring and cylinder body are movable, and piston body forms hydraulic cavities with the top of cylinder body; Piston body top extends upward one and convexedly stretches in outside the cylinder body and the piston rod that is connected with filler block, and this piston rod upwards forms a guide holder from the bottom surface of piston body.
The bottom of said needle-valve body forms a spring base to be connected cooperation with cylinder body, extends upwardly spread at the middle part of spring base and becomes Needle shaft, and the bar on this Needle shaft top footpath is stretched less than the internal diameter of above-mentioned guide holder and activity and placed guide holder.
Said little leakage pressure relief opening comprises that the lower end of guide holder forms the flaring horn mouth, the spilled water hole that at least one and guide holder that on the piston rod sidewall above the abuts piston body, forms in addition communicates; The nearly middle part of Needle shaft forms the tapering transition section of flaring, and the external diameter of this tapering transition section then forms the pressure release gap less than the bell-mouthed internal diameter of guide holder between Needle shaft and the piston rod guide.
Said little leakage pressure relief opening is arranged in the water inlet port of tube connector adapter and outlet device housing; Be on the sidewall of this adapter, to form relief hole; Form groove on the adapter periphery of corresponding this relief hole to cooperate a pressure release sealing ring, outside this pressure release sealing ring, be combined with a spacing pressure release ring simultaneously again.
After adopting such scheme; The present invention is through the open and close of control electromagnetic valve; Realize that single water route carries out the control of hydraulic pressure to the hydraulic cylinder in the outlet device housing; The piston that drives hydraulic cylinder moves up and down, and then drives the filler block that piston connects and move up and down, and reaches the water container function with water storage that discharges water; The setting of back-moving spring in little leakage pressure relief opening and the hydraulic cylinder is set on the hydraulic cavities of hydraulic cylinder simultaneously, and then realizes that the discharge of hydraulic pressure in the hydraulic cylinder resets to make filler block, reaches the two-way function of Electronic Control water trap.Therefore, by the electronic induction water trap of the present invention of hydraulic control, not only compact conformation is controlled simply, and is easy to use, and fault rate is lower, safe and reliable.
Description of drawings
Fig. 1 implements structure sectional view (filler block is closed) for the present invention;
Fig. 2 is the structure sectional view of hydraulic cylinder of the present invention;
Fig. 3 is in hull-borne structure sectional view for the present invention;
Fig. 4 is the action sectional view of hydraulic cylinder of the present invention;
Fig. 5 closes the action sectional view of filler block for the present invention;
The sectional view of hydraulic cylinder when Fig. 6 closes filler block for the present invention;
Fig. 7 opens the action sectional view of filler block for the present invention;
Fig. 8 opens the state sectional view of filler block for the present invention;
Fig. 9 is the control sketch map of electromagnetic valve of the present invention;
Figure 10 is the structure sectional view (filler block is closed) of another embodiment of the present invention;
Figure 10 A is the partial enlarged drawing of Figure 10;
Figure 11 closes the action sectional view of filler block for another embodiment of the present invention;
Figure 12 closes the state sectional view of filler block for another embodiment of the present invention.
The specific embodiment
Cooperate Fig. 1 to shown in Figure 12; The present invention has disclosed a kind of electronic induction water trap, it comprise one be arranged in outlet device housing 1 top by the outlet device housing 1, that is loaded on water container (platform basin or bathtub etc.) outfall place filler block 2, the hydraulic cylinder 3, that is positioned at outlet device housing 1 is connected the electromagnetic valve 5 of tube connector 4 and feed pipe (not shown) with the tube connector 4, that hydraulic cylinder 3 is connected; Cooperate shown in Figure 9ly, with electronic inductor or touch by switch 52 and supply unit and be electrically connected, supply unit is external power supply or battery to this electromagnetic valve 5 through control circuit board 51.
Said outlet device housing 1 is the straight tube of a connection gutter; Ora terminalis is combined with shell cap 11 on it; Filler block 2 cooperates with shell cap 11 movable sealings; Be formed with the step 12 that feed flow cylinder pressure 3 cooperates on this outlet device housing 1 inwall, corresponding hydraulic cylinder 3 hydraulic cavities B places are provided with into water port 13 on outlet device housing 1 sidewall in addition, and this water inlet port 13 is connected by locking nut 7 through adapter 6 and manages 4.
The bottom of said filler block 2 is a connecting rod 21 and extends in the outlet device housing 1; Connecting rod 21 bottoms among this embodiment form has the sheath body 212 that the center cooperates counterbore 211; The setting of this sheath body 212 is to improve filler block 2 when hydraulic cylinder 3 drives, and moves more steady.
Said hydraulic cylinder 3 comprises that the guide holder 32, that a cylinder body 31, is fixed on cylinder body 31 tops places piston 33, the back-moving spring 34 and of cylinder body 31 to be connected cylinder body 32 bottom needle-valve bodies 35;
The upper end of this cylinder body 31 protrudes out the cover seat 311 that cooperates with guide holder 32, and cover seat 311 lower ends are extended with rivet holder 312 in cylinder body 31 inner chambers; The position of rivet holder 312 is provided with water inlet 313 relatively on cylinder body 31 sidewalls;
The cooperation through hole that this guide holder 32 middle parts formation supplies the piston rod 332 of piston 33 to pass, guide holder 32 lower end fitted seal circles and cylinder body 31 are fixed together, and this sealing ring makes forming between guide holder 32 and piston rod 32 and guide holder 32 and the cylinder body 31 and is sealed and matched;
These piston 33 lower ends are the suitable piston body 331 of an external diameter and cylinder body 31 internal diameters, and this piston body 331 is through sealing ring and 31 movable cooperations of cylinder body, and piston body 331 forms hydraulic cavities B with the top of cylinder body 31; Piston body 331 tops extend upward one and convexedly stretch in outside the cylinder body 31 and the piston rod 332 that is connected with filler block 2 connecting rods 21; This piston rod 332 upwards forms a guide holder 333 from the bottom surface of piston body 331; The lower end of this guide holder 33 forms flaring horn mouth 334, on the sidewall of the piston rod above the abuts piston body 331 332, forms at least one spilled water hole 335 that communicates with guide holder 333 in addition;
The bottom of this needle-valve body 35 forms a spring base 351 to be connected cooperation with cylinder body 31; On spring base 351, be provided with weep hole 352; Become Needle shaft 353 and extend upwardly spread at the middle part of spring base 351; The bar on these Needle shaft 353 tops footpath is stretched less than the internal diameter of above-mentioned guide holder 333 and activity and is placed guide holder 333, and the nearly middle part of this Needle shaft 353 forms the tapering transition section 354 of flaring, and the external diameter of this tapering transition section 354 is less than the internal diameter of the horn mouth 334 of above-mentioned guide holder 33; To make the two when cooperating, form the pressure release clearance C of hydraulic cavities B;
This back-moving spring 34 is to lean between needle-valve body 35 and piston 33.
Like Fig. 2, shown in 3; Electronic induction water trap of the present invention is when electromagnetic valve 5 is in closed condition; Piston body 331 in the hydraulic cylinder 3 receives the pushing tow of back-moving spring 34 and is resisted against rivet holder 312 places of cylinder body 31; Filler block 2 receives the pushing tow of piston rod 332 and is in the complete opening state simultaneously, is to realize the water storage function in the water container of this moment.
The course of action of the present invention when practical implementation is used is following:
As Fig. 1, Fig. 4 to Fig. 6 and cooperate shown in Figure 9, when the user need realize the water storage function to water container, at first through electronic inductor or touch by switch 52 and start electromagnetic valves 5; And make electromagnetic valve 5 be held open state, and current get among the hydraulic cavities B of hydraulic cylinder 3 through electromagnetic valve 5, tube connector 4, and piston body 331 moves down under hydraulic action; Back-moving spring 4 is in the compress energy storage state; Meanwhile piston rod 332 drive filler blocks 2 move downward, and when piston body 331 moved to needle-valve body 35 spring bases 351 positions, filler block 2 formed sealing with shell cap 11; Realize the water trap closing function, begin water storage in the water containers such as platform basin or bathtub.And filler block 2 is seen state shown in Figure 1 when being in the water shutoff state.The tapering transition section 354 of Needle shaft 353 just is positioned at horn mouth 334 places of piston body 331 at this moment; Form small pressure release clearance C; When among the hydraulic cavities B hydraulic pressure being arranged, the current among the hydraulic cavities B can be flowed out by the spilled water hole on piston rod 332 sidewalls 335, and flow out hydraulic cavities B from the pressure release clearance C; Further flow in the gutter, thereby reach effect hydraulic cavities B pressure release through the weep hole on the spring base 351 352; The current pressure release amount of pressure release clearance C here be 1ml/min to 30ml/min, so both guaranteed the fluid pressure requirement in the hydraulic cylinder 3, guarantee the safe in utilization of hydraulic cylinder 3 again.
Fig. 7,8 and cooperate Fig. 9, shown in Figure 6 for another example touches electronic inductor once more or touches by switch 52, and electromagnetic valve 5 cuts out; Stop in the hydraulic cylinder 3 this moment supplying water, and the pressure release clearance C makes the water among the hydraulic cavities B pour, then the hydraulic pressure of piston body 331 upper surfaces is in continuous reduction; When dropping to hydraulic pressure less than the reset force of back-moving spring 4, back-moving spring 4 begins to reset, and promotes piston 33 and move up; This moment, the tapering transition section 354 of Needle shaft 353 was separated with horn mouth 334 places of piston body 331; Form big pressure relief opening, the water in the hydraulic cavities C is discharged fast, guarantee the operate as normal of back-moving spring 4.Piston rod 332 drive filler blocks 2 move upward simultaneously, and filler block 2 is separated with shell cap 11, and then water trap is opened, and water containers such as platform basin or bathtub begin to discharge water.
Certainly; Little leakage pressure relief opening of hydraulic cavities B is not confined to the form of structure of above-mentioned pressure release clearance C in the above-mentioned hydraulic cylinder 3; This little leakage pressure relief opening can be small pin hole or slit; Also or each parts junction of hydraulic cylinder 3 little neglected loading that hydraulic cavities B is set put, can realize function equally to hydraulic cylinder 3 decompression protections.
To shown in Figure 12, is the another kind of embodiment of little leakage pressure relief opening like Figure 10, and different is for its structure and the foregoing description:
The Needle shaft 353 and the piston body 331 of needle-valve body 35 are being combined together of movable sealing; As be nested with sealing ring; The bottom of piston rod 332 need not to be provided with spilled water hole; And the pressure relief opening of hydraulic cavities B is arranged in the water inlet port 13 of tube connector 4 adapters 6 and outlet device housing 1, is on the sidewall of this adapter 6, to form relief hole 61, forms groove on the adapter periphery of corresponding this relief hole 61 to cooperate a pressure release sealing ring 62; Outside this pressure release sealing ring, be combined with simultaneously a pressure release ring 63 again and carry out spacingly, 62 pairs of relief holes 61 of this pressure release sealing ring have the shutoff function during normality.
The water trap of this embodiment is when carrying out water storage or drain function; Operating principle is with above-mentioned first embodiment, and different is when among the hydraulic cavities B hydraulic pressure being arranged, and the hydraulic pressure among the hydraulic cavities B can leave relief hole 61 with pressure release sealing ring 62 tops at adapter 6 relief holes 61 places; Water among the hydraulic cavities B is flowed out from relief hole 61; And flow into gutter from the gap between hydraulic cylinder 3 and the outlet device housing 1, reach pressure release effect with this, when the hydraulic pressure in the hydraulic cavities B during less than the reset force of back-moving spring 4 to hydraulic cylinder 3; This moment, the sealing ring that is nested with of bottom of Needle shaft 353 separated with the bottom of piston body 331; Form big pressure relief opening, the water in the hydraulic cavities B is discharged fast, guarantee the operate as normal of back-moving spring 4.
In sum; Electronic induction water trap of the present invention; Through the open and close of control electromagnetic valve 5, realize that single water route carries out the control of hydraulic pressure to the hydraulic cylinder in the outlet device housing 13, the piston 33 that drives hydraulic cylinder 3 moves up and down; And then drive the filler block 2 that piston 33 connects and move up and down, reach the water container function with water storage that discharges water; The setting of back-moving spring 34 in little leakage pressure relief opening and the hydraulic cylinder 3 is set on the hydraulic cavities B of hydraulic cylinder 3 simultaneously, and then realizes that the discharge of hydraulic pressure in the hydraulic cylinder 3 resets to make filler block 2, reaches the two-way function of Electronic Control water trap.Therefore, the present invention is by the electronic induction water trap of hydraulic control, and not only compact conformation is controlled simply, and is easy to use, and fault rate is lower, safe and reliable.
Claims (10)
1. electronic induction water trap comprises that one is matched with the filler block on outlet device housing top by the outlet device housing that is loaded on water container outfall place, an activity; It is characterized in that: also comprise one be arranged in the outlet device housing hydraulic cylinder, be connected the electromagnetic valve of tube connector and feed pipe with the tube connector, that hydraulic cylinder is connected, this electromagnetic valve through control circuit board with electronic inductor or touch by switch and supply unit and be electrically connected; This hydraulic cylinder comprises a cylinder body, and one convexedly stretches in outside the cylinder body and connects the piston of filler block, and piston forms hydraulic cavities with cylinder body and connects with tube connector, and the while piston is held by a back-moving spring, and this hydraulic cavities is provided with little leakage pressure relief opening.
2. electronic induction water trap as claimed in claim 1; It is characterized in that: the outlet device housing is the straight tube of a connection gutter; Ora terminalis is combined with the shell cap on it; Filler block cooperates with shell cap movable sealing, and corresponding hydraulic cylinder hydraulic cavities place is provided with into water port on the outlet device housing sidewall, and this water inlet port is through the adapter pipe that is connected.
3. electronic induction water trap as claimed in claim 1 is characterized in that: said filler block bottom is a connecting rod and extends in the outlet device housing.
4. electronic induction water trap as claimed in claim 3 is characterized in that: said connecting rod bottom forms has the sheath body that the center cooperates counterbore.
5. electronic induction water trap as claimed in claim 1 is characterized in that: said hydraulic cylinder also comprise one be fixed on cylinder body top guide holder and be connected the inferior part of the cylinder block needle-valve body, back-moving spring leans between needle-valve body and piston.
6. like claim 1 or 5 described electronic induction water traps, it is characterized in that: the upper end of said cylinder body protrudes out the cover seat that cooperates with guide holder, and cover seat lower end is extended with rivet holder in inner chamber of cylinder block; The position of rivet holder is provided with water inlet relatively on cylinder side wall.
7. electronic induction water trap as claimed in claim 1 is characterized in that: said piston lower end is an external diameter and the suitable piston body of cylinder diameter, and this piston body cooperates through sealing ring and cylinder body are movable, and piston body forms hydraulic cavities with the top of cylinder body; Piston body top extends upward one and convexedly stretches in outside the cylinder body and the piston rod that is connected with filler block, and this piston rod upwards forms a guide holder from the bottom surface of piston body.
8. electronic induction water trap as claimed in claim 7; It is characterized in that: the bottom of said needle-valve body forms a spring base to be connected cooperation with cylinder body; Extend upwardly spread at the middle part of spring base and become Needle shaft, the bar on this Needle shaft top footpath is stretched less than the internal diameter of above-mentioned guide holder and activity and is placed guide holder.
9. electronic induction water trap as claimed in claim 8 is characterized in that: said little leakage pressure relief opening comprises that the lower end of guide holder forms the flaring horn mouth, the spilled water hole that at least one and guide holder that on the piston rod sidewall above the abuts piston body, forms in addition communicates; The nearly middle part of Needle shaft forms the tapering transition section of flaring, and the external diameter of this tapering transition section then forms the pressure release gap less than the bell-mouthed internal diameter of guide holder between Needle shaft and the piston rod guide.
10. electronic induction water trap as claimed in claim 1; It is characterized in that: said little leakage pressure relief opening is arranged in the water inlet port of tube connector adapter and outlet device housing; Be on the sidewall of this adapter, to form relief hole; Form groove on the adapter periphery of corresponding this relief hole to cooperate a pressure release sealing ring, outside this pressure release sealing ring, be combined with a spacing pressure release ring simultaneously again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210178189.4A CN102677748B (en) | 2012-06-01 | 2012-06-01 | Electronic sensing water drain apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210178189.4A CN102677748B (en) | 2012-06-01 | 2012-06-01 | Electronic sensing water drain apparatus |
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| Publication Number | Publication Date |
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| CN102677748A true CN102677748A (en) | 2012-09-19 |
| CN102677748B CN102677748B (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210178189.4A Active CN102677748B (en) | 2012-06-01 | 2012-06-01 | Electronic sensing water drain apparatus |
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|---|---|---|---|---|
| CN1210183A (en) * | 1997-09-03 | 1999-03-10 | 顾一明 | Hydraulic quick action valve for toilet cister |
| DE20303350U1 (en) * | 2003-03-01 | 2003-05-08 | Franz Viegener Ii Gmbh & Co Kg | Washbasin has drain outlet protected by tilt-valve closure |
| CN101285317A (en) * | 2007-06-06 | 2008-10-15 | 黄于阗 | Auto infrared induction flushing device for toilet |
| CN101324083A (en) * | 2007-06-13 | 2008-12-17 | 郑建斌 | Remote control type full-automatic water-closet bowl flushing apparatus |
| CN101395419A (en) * | 2006-01-24 | 2009-03-25 | 阿利亚克斯研究发展公司 | Hydraulic control device |
| CN201462000U (en) * | 2009-03-19 | 2010-05-12 | 台达电子工业股份有限公司 | water valve |
| CN201668333U (en) * | 2010-03-23 | 2010-12-15 | 路达(厦门)工业有限公司 | Shower system controller |
| CN201723794U (en) * | 2010-05-11 | 2011-01-26 | 上海东方威尔阀门有限公司 | Microresistance slow closing check valve |
| CN102168451A (en) * | 2011-02-28 | 2011-08-31 | 何堂光 | Method and device for realizing turn-on and turn-off functions of water storage and drainage of drainer by utilizing hydraulic flow |
| CN202117129U (en) * | 2011-05-23 | 2012-01-18 | 何堂光 | Water drainer used with sink and controlled to be on and off by pressure output of water flow |
| CN202658678U (en) * | 2012-06-01 | 2013-01-09 | 路达(厦门)工业有限公司 | Electronic inductive drainer |
-
2012
- 2012-06-01 CN CN201210178189.4A patent/CN102677748B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210183A (en) * | 1997-09-03 | 1999-03-10 | 顾一明 | Hydraulic quick action valve for toilet cister |
| DE20303350U1 (en) * | 2003-03-01 | 2003-05-08 | Franz Viegener Ii Gmbh & Co Kg | Washbasin has drain outlet protected by tilt-valve closure |
| CN101395419A (en) * | 2006-01-24 | 2009-03-25 | 阿利亚克斯研究发展公司 | Hydraulic control device |
| CN101285317A (en) * | 2007-06-06 | 2008-10-15 | 黄于阗 | Auto infrared induction flushing device for toilet |
| CN101324083A (en) * | 2007-06-13 | 2008-12-17 | 郑建斌 | Remote control type full-automatic water-closet bowl flushing apparatus |
| CN201462000U (en) * | 2009-03-19 | 2010-05-12 | 台达电子工业股份有限公司 | water valve |
| CN201668333U (en) * | 2010-03-23 | 2010-12-15 | 路达(厦门)工业有限公司 | Shower system controller |
| CN201723794U (en) * | 2010-05-11 | 2011-01-26 | 上海东方威尔阀门有限公司 | Microresistance slow closing check valve |
| CN102168451A (en) * | 2011-02-28 | 2011-08-31 | 何堂光 | Method and device for realizing turn-on and turn-off functions of water storage and drainage of drainer by utilizing hydraulic flow |
| CN202117129U (en) * | 2011-05-23 | 2012-01-18 | 何堂光 | Water drainer used with sink and controlled to be on and off by pressure output of water flow |
| CN202658678U (en) * | 2012-06-01 | 2013-01-09 | 路达(厦门)工业有限公司 | Electronic inductive drainer |
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| CN102677748B (en) | 2014-09-03 |
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