CN106381908B - A kind of tank for excrement pan and design method - Google Patents
A kind of tank for excrement pan and design method Download PDFInfo
- Publication number
- CN106381908B CN106381908B CN201610914445.XA CN201610914445A CN106381908B CN 106381908 B CN106381908 B CN 106381908B CN 201610914445 A CN201610914445 A CN 201610914445A CN 106381908 B CN106381908 B CN 106381908B
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- China
- Prior art keywords
- water
- water inlet
- inlet line
- valve
- piston
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/02—High-level flushing systems
- E03D1/22—Twin or multiple flushing cisterns
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/32—Arrangement of inlet valves
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/16—Water pressure regulating means in flushing pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- General Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Mechanical Engineering (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention discloses a kind of tank for excrement pan and design methods, are related to toilet field.Water tank includes one or two or more than two water tanks, each water tank includes seal-off pressure cylinder barrel (4), piston (5), pitch brace (3), cylinder barrel into, valve on outlet conduit and pipeline, there are the first water inlet line (2) outside the cylinder barrel (4), second water inlet line (7), water inlet main pipeline (1) and the first valve (27), there are valve (8) on first outlet conduit (6), pitch brace is connected with piston, across cylinder barrel one end, first water inlet line (2) and the second water inlet line (7) are located at piston two sides, first water inlet line has outlet conduit effect.If water tank is made of two identical structure water tanks, third water inlet line (23) and the 4th water inlet line (22) are connected to water inlet main pipeline (1), have on the second water inlet line of water tank (7) one-way cock (29), there are one-way cock (39) on the 4th water inlet line (22) of the second water tank.
Description
The present patent application is divisional application, and original application application number is: 201410415699.8, the applying date is: in August, 2014
22, original application denomination of invention was: a kind of economizer water tank for excrement pan and control valve and its design scheme.
Technical field
The present invention relates to water-saving closet applied technical fields, especially relate generally to me before in the number of patent application of China
Are as follows: Publication No. CN 102864830A on January 9th, 2013 announce and Publication No. CN102720256A, in 2012
The PCT Patent Application of the domestic patent application of two announced October 10 and Patent No. PCT/CN2013/001035.
Background technique
Current most of closets are hardly related to apparatus of the present invention technical solution other than the new-type closet that I applies.
The art solutions for the closet that technical field is mentioned before me, cisten mechanism is more complicated, be unfavorable for using,
And water tank only one.
The patent application technical solution of Publication No. CN102864830A, the effect of closet water can be divided into three kinds, and first
Kind declines closet piston and requires to realize at first, second of realization piston rotation, the third toilet flushing, three kinds of closet water
Control be not easy preferably to control.
Summary of the invention
Tank for excrement pan of the present invention uses two or more identical structure water tanks, reduces a part of component group of tank for excrement pan
At cisten mechanism is simple, two or more water tank, corresponding water consumption is set as needed and purpose of accordingly washing by water.
Each economizer water tank for excrement pan of the invention, including seal-off pressure cylinder barrel (4), piston (5), pitch brace (3), cylinder barrel
Control valve, flow control valve (28) on water-in and water-out pipeline and pipeline, tank pipe further include one-way cock (29),
There are the first water inlet line (2), the second water inlet line (7), the one-way cock on the second water inlet line (7) outside one cylinder barrel (4)
(29), the first outlet conduit (6) and control its valve (8), pitch brace is connected with piston, pass through cylinder barrel one end, first into
Waterpipe (2) and the second water inlet line (7) are located at piston two sides.
If water tank is made of two identical structure water tanks, the second water tank includes the second seal-off pressure cylinder barrel (44), second
Valve on piston (55), second piston pull rod (33), cylinder barrel water-in and water-out pipeline and pipeline, the second cylinder barrel (44) have third outside
Water inlet line (23), the 4th water inlet line (22), water inlet main pipeline (1) and the first valve (27), the first outlet conduit have on (6)
Valve (8), second piston pull rod are connected with second piston, pass through second cylinder barrel one end, third water inlet line (23) and the 4th into
Waterpipe (22) is located at second piston two sides, third water inlet line (23) and the 4th water inlet line (22) and water inlet main pipeline
(1) it circulates, has one-way cock (29) on the second water inlet line of water tank (7), have list on the 4th water inlet line (22) of the second water tank
To valve (39).
The amount of water of the flow control valve (28) of trunk water inlet line adjustable control water tank unit time, water inlet pipe
One-way cock (29) on road guarantees that water can only enter two cylinder barrels (4) by water inlet main pipeline (1), and when cylinder barrel is discharged outward two
The water of cylinder barrel cannot be circulated by pipeline (7) and pipeline (22).
Cylinder barrel is passed through since piston side is connected with pull rod (3) and pull rod in cylinder barrel inner piston two sides, so piston has drawing
Circular section area of the bar side by the pressure area pitch brace across water tank just fewer than no pull rod side of water, institute
With when water tank water intake pipeline valve (27) is opened, each water inlet line has identical high pressure water flow, if water tank piston is not in work
Plug is not pierced by water tank by the lesser side water tank of pressure, that is, pitch brace completely, and water flow just will push piston movement, living
The water in portion is just flowed out by the first water inlet line (2) beyond the Great Wall, and the first water inlet line (2) has outlet conduit effect at this time, keeps pull rod complete
It is pierced by water tank entirely, then piston rest.
Uniform pressure water source is opened simultaneously in water tank inner piston two sides, water tank cylinder is stretched out in pull rod one end of piston side connection
Cylinder, then using the situation that pressure is identical, pressure is different suffered by piston two sides, hydraulic pressure auto-controlling piston is mobile, has and overcomes
Technology prejudice feature because in reality we have seen that cylinder, oil cylinder, piston two sides simultaneously by identical atmospheric pressure
When power, piston be all it is static, pull rod eliminates bracing wire, spring control, and water tank and gravity is made to conduct the device knot of control bracing wire
Structure has all obtained greatly simplifying for structure, no GRAVITY CONTROL pull rod as a result, closet gravity conductive plate dropping distance can be big
It is reduced to several millimeters or so greatly, can make one to generate unexpected stable comfort at one's leisure, and when child's use
It can achieve better effects.
Tank for excrement pan of the present invention, pitch brace are not connected with any bracing wire, and the pull rod for stretching out cylinder barrel part is flexible not by cylinder
Spring effect in cylinder other than hydraulic pressure, water tank do not discharge the pipeline of the useless water flow of closet so at not to discharge water flow
The misgivings of reason have the advantages that obvious structure is simple compared with the tank for excrement pan of the prior art.
The present invention controls two outlet conduit switches by a hydraulic controlled valve, and guarantees two water outlets controlled
The water discharging time of pipeline is later than another outlet conduit.
The hydraulic controlled valve of closet, including the flow on valve cavity (31), cavity inlet and outlet pipe lines and water inlet line A
Control valve (11), cavity outer spring, valve plug (15), valve plug pull rod in cavity, in the valve cavity, cavity side has into water
Pipeline A(10) and the flow control valve of its flow is adjusted, there are two groups of inlet and outlet pipe lines in the cavity other side, wherein one group of water-in and water-out
Pipeline is water inlet line B(12), outlet conduit A(13), another group of water-in and water-out pipeline is water inlet line C(18), outlet conduit B
(19)；Have on the valve plug two grooves (14), pull rod (17) one end is connect with valve plug, and cavity is stretched out in one end, when pull rod is stretched completely
Out when cavity, every group of inlet and outlet pipe lines of cavity respectively correspond a groove, have spring (16) outside cavity, and spring one end and cavity connect
It connects, one end is connect with pull rod end, between valve plug and two surfaces of cavity inner wall sliding contact, there is ultrafine gap, institute
With during valve plug moves up and down, the water of cavity and valve plug groove where valve plug can circulate, but will not be to recessed by two
The water of the inlet and outlet pipe lines of slot normally circulates and impacts.Valve plug groove structure, size are identical, other than valve plug groove and in cavity
Two parts area equation of wall sliding contact, that is, groove structure, size are just the same, and groove vicinity structure, size are pair
Claim, be uniform, between the outer valve plug two sides water inlet line B and water inlet line C of valve, between outlet conduit A and outlet conduit B with valve
It is symmetrical for filling in axis.A kind of closet hydraulic controlled valve design method is: valve includes valve cavity, cavity Inlet and outlet water
Pipeline and flow control valve (11) on water inlet line A, cavity outer spring, valve plug, valve plug pull rod in cavity, the valve cavity
Interior, there is water inlet line A(10 in cavity side) and the flow control valve of its flow is adjusted, there are two groups of inlet and outlet pipes in the cavity other side
Road, wherein one group of water-in and water-out pipeline is water inlet line B(12), outlet conduit A(13), another group of water-in and water-out pipeline is water inlet pipe
Road C(18), outlet conduit B(19)；There are two grooves on the valve plug, pull rod (17) one end is connect with valve plug, and cavity is stretched out in one end,
When the fully extended cavity of pull rod, every group of inlet and outlet pipe lines of cavity respectively correspond a groove, there is spring (16), spring one outside cavity
End connect with cavity, one end is connect with pull rod end, between the valve plug and two surfaces of cavity inner wall sliding contact, have pole and
Its tiny gap；The valve plug groove structure, size are identical, two parts other than valve plug groove with cavity inner wall sliding contact
Area equation；A fixed shaft (20) outside valve cavity, shaft pass through pull rod (17) end axis hole.
A fixed shaft (20) outside valve cavity, shaft pass through pull rod (17) end axis hole, moved up and down in valve plug
Cheng Zhong can prevent valve plug from rotating.
Valve plug in valve cavity has several tiny water passages (30) up and down, it is characterized in that channel penetrates valve plug, channel pair
Claim, be evenly distributed on around pitch brace.
Two groove structures of valve plug, size are the same, two groups of water inlet line range overall processes are reached in groove, by hydraulic pressure area
It is equal, and other than groove be also equal, that is, recessed with valve plug two parts surface area of cavity inner wall sliding contact
Slot structure, size are just the same, groove vicinity structure, size be it is symmetrical, uniform, a bit of two groups of the outer valve plug two sides of valve into
Outlet conduit, identical water inlet or outlet conduit same position are symmetrical, and same pipeline same position symmetric points and symmetrical
Axis line in same straight line or parallel, water inlet open area of two groups of water inlet lines on cavity be it is equal, valve plug by two into
Waterpipe water pressure is identical, not will receive the water of two inlet and outlet pipe lines to valve plug production so entire valve plug moves up and down process substantially
Raw resistance.
In control valve water inlet line A(10) water inlet when, valve plug with control valve chamber (15) between gap and valve plug on it is thin
Small water passage (30) makes valve plug be up and down linker structure, and valve plug top is lacked drawing by water pressure area ratio lower part forced area
Bar (17) sectional area forced area, moreover, the sum of water pressure suffered by valve plug upper surface and spring (16) maximum potential elastic force are still small
The water pressure suffered by valve plug lower surface, so water inlet line A(10) water inlet after, valve plug can be moved to cavity top end from bottom to top.
Same group of inlet and outlet pipe lines of control valve can be in same level, can not also be in same level.
Detailed description of the invention:
Fig. 1 is that (two groups of inlet and outlet pipe lines of valve are not same for tank for excrement pan and control valve vertical direction cross-section structure schematic diagram
One horizontal plane)
Fig. 2 be two groups of inlet and outlet pipe lines of control valve in same level horizontal through control valve and pipeline section knot
Structure schematic diagram (Fig. 1, Fig. 2 same parts jointly refering to)
Specific embodiment:
When closet is in idle stationary state, water tank cylinder barrel (4) inner piston (5) is located at cylinder barrel bottom, has work in cylinder barrel
It fills in pull rod side and is full of the water with pressure, two water tank water intake main pipeline (1) valves (27) are closed, first outlet conduit of water tank
(6) valve (8) is opened, and the second the second cylinder barrel of water tank (44) interior second piston (55) is located at the second cylinder barrel bottom, in the second cylinder barrel
There is second piston pull rod side to be full of the water with pressure, the second the second outlet conduit of water tank (21) valve (8) is equally opened.
When closet is static, control valve chamber internal valve plug (15) links together with pull rod (17), and pull rod and valve plug are by spring
(16) downward pulling force, valve plug are located at cavity lowermost end, and valve plug groove is located at below two groups of inlet and outlet pipe lines of cavity, two groups of water inlet pipes
Road by valve plug so blocked.
When people at one's leisure, two outlet conduit valve states change at once, and valve (8) is closed, major trunk roads (1) valve of intaking
(27) it opens, compression area is greater than top below water tank piston (5), and piston moves up under the action of water pressure, mobile dominant bit
Setting is that piston rod (3) all stretches out outside cylinder barrel, and second piston equally moves up under the action of water pressure.
After people leaves, pipeline valve state be returned to closet it is static when state, water inlet main pipeline (1) valve (27) close
It closes, the first outlet conduit (6) valve (8) is opened, and the second outlet conduit (21) valve (8) is opened, and two water tank pistons are distinguished at this time
Only by the hydraulic pressure of water inlet line side above piston, high pressure water just pushes piston to move down, the water below piston by piston by
Outlet conduit extrudes, and starts the flushing and preparation that carry out closet.
The water in two radiator drain roads can respectively rapidly reach control valve water inlet line B(12), water inlet line C
(18), meanwhile, water a part of the first outlet conduit (6) can pass through valve (8) outflow at first, start to spray rapidly, control
The decline of closet piston, a part start to reach control valve chamber by the water inlet line A(10 of control valve), flow control valve (11)
Bottom, flow control valve can be very good control water inlet line A(10) water intake velocity speed, valve are moved up with control valve plug
Plug bottom is begun to move up by hydraulic pressure, and spring (16) is gradually elongated.
Before control valve valve plug rises to enough height, the water of control two water inlet line of valve chamber (12,18) all cannot
It is flowed out from respective outlet conduit (13,19), when valve plug is pushed into enough height by hydraulic pressure, valve plug groove can cover two groups of cavity
When inlet and outlet pipe lines, two outlet conduit of control valve can have water discharge, start to carry out toilet stool washing work.
Be discharged by two water tanks respectively by water inlet line B(12) and water inlet line C(18) water, two water tanks can according to need
Set different water yields, different flushing periods, can a wherein water tank by outlet conduit B(19) discharge water management just
The rotation of device piston, and outlet conduit is compared by the water that outlet conduit B(19) flows out by water yield or out water speed difference, setting
A(13) outflow is relatively early drained, and closet piston can lean on inertia to continue spin for some time.Outlet conduit B(19) there is no water
When discharge, control valve can't be affected, and another water tank is by the first outlet conduit (6) and outlet conduit A(13) discharge water
It can continue toilet stool washing.
When by the first outlet conduit (6) and outlet conduit A(13) discharge water it is drained, control valve valve plug lower end is by water pressure
It disappears, valve plug is controlled water in valve chamber and slowly circulated, valve plug returns to cavity bottom by spring-return.
Closet all working is completed.
Claims (7)
1. a kind of tank for excrement pan, including more than two water tanks, each water tank include seal-off pressure cylinder barrel (4), piston (5),
Valve on pitch brace (3), cylinder barrel water-in and water-out pipeline and pipeline, it is characterized in that there is the first water inlet line outside the cylinder barrel (4)
(2), have valve (8) on the second water inlet line (7), water inlet main pipeline (1) and the first valve (27), the first outlet conduit (6), it is living
Plug pull rod is connected with piston, passes through cylinder barrel one end, the first water inlet line (2) and the second water inlet line (7) are located at piston two
Side.
2. tank for excrement pan as described in claim 1, including two water tanks, it is characterised in that: the second water tank includes the second closed pressure
Valve on power cylinder barrel (44), second piston (55), second piston pull rod (33), cylinder barrel water-in and water-out pipeline and pipeline, feature
It is to have third water inlet line (23), the 4th water inlet line (22), water inlet main pipeline (1) and the first valve outside second cylinder barrel (44)
There are valve (8) on door (27), the first outlet conduit (6), second piston pull rod is connected with second piston, passes through the second cylinder barrel one
End, third water inlet line (23) and the 4th water inlet line (22) are located at second piston two sides, third water inlet line (23) and
4th water inlet line (22) is connected to water inlet main pipeline (1), there is one-way cock (29) on the second water inlet line of water tank (7).
3. tank for excrement pan as claimed in claim 2, it is characterised in that: have one-way cock on the 4th water inlet line (22) of the second water tank
(39).
4. a kind of tank for excrement pan design method, water tank includes more than two water tanks, each water tank includes seal-off pressure cylinder barrel
(4), the valve on piston (5), pitch brace (3), cylinder barrel water-in and water-out pipeline and pipeline, it is characterized in that having outside the cylinder barrel (4)
On first water inlet line (2), the second water inlet line (7), water inlet main pipeline (1) and the first valve (27), the first outlet conduit (6)
There are valve (8), pitch brace is connected with piston, passes through cylinder barrel one end, the first water inlet line (2) and the second water inlet line (7) point
It Wei Yu not piston two sides.
5. tank for excrement pan design method as claimed in claim 4, including two water tanks, it is characterised in that: the second water tank includes the
Valve on two seal-off pressure cylinder barrels (44), second piston (55), second piston pull rod (33), cylinder barrel water-in and water-out pipeline and pipeline
Door, it is characterized in that having third water inlet line (23), the 4th water inlet line (22), water inlet main pipeline outside second cylinder barrel (44)
(1) and on the first valve (27), the first outlet conduit (6) there are valve (8), second piston pull rod is connected with second piston, passes through
Second cylinder barrel one end, third water inlet line (23) and the 4th water inlet line (22) are located at second piston two sides, third water inlet
Pipeline (23) and the 4th water inlet line (22) and water inlet main pipeline (1) are circulated, and have one-way cock on the second water inlet line of water tank (7)
(29).
6. tank for excrement pan design method as claimed in claim 5, it is characterised in that: have on the 4th water inlet line (22) of the second water tank
One-way cock (39).
7. a kind of tank for excrement pan, including two water tanks, each water tank includes seal-off pressure cylinder barrel (4), piston (5), pitch brace
(3), cylinder barrel water-in and water-out pipeline and the control valve on pipeline, flow control valve (28), it is characterized in that tank pipe further includes
One-way cock (29) has the first water inlet line (2), the second water inlet line (7), the second water inlet line outside a cylinder barrel (4)
(7) one-way cock (29), the first outlet conduit (6) on and the valve (8) for controlling it have third water inlet line outside another cylinder barrel
(23), the 4th water inlet line (22), the one-way cock (29) on the 4th water inlet line (22), the second outlet conduit (21) and control
Its valve (8), pitch brace is connected with piston, pass through cylinder barrel one end, water inlet main conduit (1) on have control valve (27),
Flow control valve (28).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374469 | 2014-07-27 | ||
| CN2014103744691 | 2014-07-27 | ||
| CN201410415699.8A CN104179228B (en) | 2014-07-27 | 2014-08-22 | Water-saving toilet water tank, water-saving toilet control valve and their design schemes |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410415699.8A Division CN104179228B (en) | 2014-07-27 | 2014-08-22 | Water-saving toilet water tank, water-saving toilet control valve and their design schemes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106381908A CN106381908A (en) | 2017-02-08 |
| CN106381908B true CN106381908B (en) | 2019-03-15 |
Family
ID=51960547
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410415699.8A Expired - Fee Related CN104179228B (en) | 2014-07-27 | 2014-08-22 | Water-saving toilet water tank, water-saving toilet control valve and their design schemes |
| CN201610914445.XA Expired - Fee Related CN106381908B (en) | 2014-07-27 | 2014-08-22 | A kind of tank for excrement pan and design method |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410415699.8A Expired - Fee Related CN104179228B (en) | 2014-07-27 | 2014-08-22 | Water-saving toilet water tank, water-saving toilet control valve and their design schemes |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104179228B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016015452A1 (en) * | 2014-07-27 | 2016-02-04 | 王永强 | Toilet water tank and tube pressure valve |
| WO2017202032A1 (en) * | 2016-05-24 | 2017-11-30 | 王永强 | Toilet water tank, water tank piston rod and hydraulic control valve |
| CN111779096A (en) * | 2020-07-25 | 2020-10-16 | 浙江科助达机械科技有限公司 | Valve of toilet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2031020U (en) * | 1987-12-11 | 1989-01-18 | 李新国 | Water-saving automatic flushing device for closet |
| CN2469068Y (en) * | 2001-03-28 | 2002-01-02 | 骆忠平 | Water saving type cistern of flushing closet |
| CN2832936Y (en) * | 2005-07-06 | 2006-11-01 | 张荣鑫 | Device for reutilization of domestic wastewater |
| CN202610938U (en) * | 2012-02-26 | 2012-12-19 | 湖北省天胶化工有限公司 | Manual type gush water-saving closestool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2285673A (en) * | 1994-01-14 | 1995-07-19 | Kent Introl Ltd | Choke valve assembly |
| US6631880B2 (en) * | 2001-04-11 | 2003-10-14 | Leroy J. Kandel | Preventative stop valve system and method |
| DE102009006654B3 (en) * | 2009-01-29 | 2010-10-14 | Numatics Gmbh | Pneumatic multi-port valve for use in pneumatic operated sorting system, has circular orifice formed between sliding element and controlled-sleeve, so that flush volume flow runs between fluid connections in closed position |
| CN201705972U (en) * | 2010-04-30 | 2011-01-12 | 重庆华林自控仪表股份有限公司 | Core seat sealing structure for angle type high-pressure valve |
| DE102011080667A1 (en) * | 2011-08-09 | 2013-02-14 | Robert Bosch Gmbh | Slide valve with a valve slide |
-
2014
- 2014-08-22 CN CN201410415699.8A patent/CN104179228B/en not_active Expired - Fee Related
- 2014-08-22 CN CN201610914445.XA patent/CN106381908B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2031020U (en) * | 1987-12-11 | 1989-01-18 | 李新国 | Water-saving automatic flushing device for closet |
| CN2469068Y (en) * | 2001-03-28 | 2002-01-02 | 骆忠平 | Water saving type cistern of flushing closet |
| CN2832936Y (en) * | 2005-07-06 | 2006-11-01 | 张荣鑫 | Device for reutilization of domestic wastewater |
| CN202610938U (en) * | 2012-02-26 | 2012-12-19 | 湖北省天胶化工有限公司 | Manual type gush water-saving closestool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104179228B (en) | 2017-01-25 |
| CN106381908A (en) | 2017-02-08 |
| CN104179228A (en) | 2014-12-03 |
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