CN1746441A - Dehydration on-off device of trough - Google Patents

Dehydration on-off device of trough Download PDF

Info

Publication number
CN1746441A
CN1746441A CN 200510060944 CN200510060944A CN1746441A CN 1746441 A CN1746441 A CN 1746441A CN 200510060944 CN200510060944 CN 200510060944 CN 200510060944 A CN200510060944 A CN 200510060944A CN 1746441 A CN1746441 A CN 1746441A
Authority
CN
China
Prior art keywords
rotary valve
push rod
knob
extension spring
drain gully
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.)
Pending
Application number
CN 200510060944
Other languages
Chinese (zh)
Inventor
方家宝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200510060944 priority Critical patent/CN1746441A/en
Publication of CN1746441A publication Critical patent/CN1746441A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Sink And Installation For Waste Water (AREA)

Abstract

A close and open device for removing water is provided. It contains transitional cap beside water exit of pen-trough, launching pipe on transitional cap, button units on spool parts. Button units contains connecting piece on pent-rough mesa. Inner body of connecting piece has the same number buttons with water exits. Bottoms of connecting piece have continuous thread. Bottoms connect with bottom carrier rod of extension spring parts. The cost connects with down end of spool parts. All the parts control the open and close of water exit.

Description

Dehydration on-off device of trough
Technical field
The present invention relates to the sanitaryware water trap, be specifically related to dehydration on-off device of trough as wash basin, bathtub, nappy etc.
Background technology
Tank is the sanitaryware essential products, and tank is in the past washed the water of usefulness or fallen into water and all adopt the manual mode of stopping up or drawing the cork to carry out.The water of washing usefulness when tank is in greasy state, or when being Acidity of Aikalinity, often directly stops up with hand or draws the cork the finger skin of easy damaged contact; Winter is when using, staff because of with the contacting of ice-cold sewage, can produce the sense of discomfort of human body; Simultaneously, have defective in the design if stop up or draw the cork, the effect because of hydraulic pressure when extracting also can be made troubles to operation, or the like these all because tank blocks up, draws the cork and cause.Especially the craft that exists of family kitchen stop up or draw the cork problem, the insurmountable worry of each family especially.
As August 9 2002 applying date, June 11 2003 day for announcing, application number is that 02272386.2 Chinese utility model patent discloses a kind of spinner, its special feature is that the screw rod of main hollow, the nut that has a ladle body constitute, ladle body side top is provided with the water outlet interface, and screw flight is screwed on the nut.It partly is combined into one drainage joint and water proof, has overall volume advantage little, easy to use.But when using, though do not need with pulling or grabbing, only the knob that needs pressing the to be positioned at drain gully keying that can realize controlling immediately drain gully reaches and anhydrates or water storage, but above-mentioned problem is also unresolved, especially discharge water, hand also will put in and go pressing to be positioned at the knob of drain gully in dirt or the icy water, and worry is still unresolved.
Summary of the invention
Technical problem to be solved by this invention is at above-mentioned deficiency, the control device and the tank that exquisiteness simple in structure, simple operation health are provided anhydrates, need not manual stop up or draw the cork, only need pressing to anhydrate keying that knob can control drain gully immediately reaches anhydrates or the purpose of water storage.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: dehydration on-off device of trough, include the transition cover that is installed at least one tank drain gully place, the transition cover has following external screw thread line and is connected to sewer pipe, the technical measures of taking comprise: the circle body line that transition cover inner chamber supports is connected to core assembly, this core assembly is connected with the knob assembly, the knob assembly comprises the connector that is installed in the tank table top, the connector inner chamber is provided with the knob with the corresponding number of tank drain gully, and the connector bottom has the through hole whorl with the corresponding number of knob; Knob is connected with knob push rod in the extension spring assembly that runs through this connector, and the transit joint line in the extension spring assembly is the fitting lower end in succession, and the extension spring that is with back-moving spring in the extension spring assembly is arranged in the sheath of extension spring assembly, and the knob push rod is connected with extension spring; Sheath lower contact line in the extension spring assembly connects the core assembly lower end; The match keying of interstage valve core assembly control tank drain gully of knob and the knob push rod, the back-moving spring that are connected extension spring.
For optimizing technique scheme, the concrete measure of taking also comprises:
Back-moving spring is shaped between the recess that boss and sheath top connection be shaped in knob push rod lower end.
Connector is with the pillar that socket-connects with sewer pipe, and the extension spring assembly runs through pillar.
Core assembly comprises that drain gully stops up and be positioned at drain gully obstruction push rod, push rod spring, thimble, rotary valve, the rotary valve base of outer cover inner chamber, and the outer cover upper end is connected with the outer cover end cap.
The sheath lower contact is connected with outer cover bottom internal thread; Through knob and extension spring interlock, groove at the bottom of the extension spring external part apical grafting rotary valve base; The rotary valve base periphery is shaped on guide ledges, and the nose-circle periphery is shaped on the wedge tooth; Rotary valve base wedge tooth top connects the wedge rib that the rotary valve periphery is shaped on, and this rotary valve upper end apical grafting drain gully stops up push rod, and thimble is positioned at the rotary valve upper groove and drain gully stops up the push rod low groove; Drain gully stops up push rod and is shaped on outer lug boss, and the push rod spring apical grafting is between outer cover end cap and outer lug boss; Drain gully stops up the obstruction push rod of lower end and inserts in the push rod groove that is shaped on the drain gully obstruction push rod.
The keying that drain gully stops up is by groove at the bottom of the extension spring external part apical grafting rotary valve base, and cooperatively interacting at rotary valve base wedge tooth and rotary valve wedge rib drives the rotary valve rotation; The thimble lower end applies the top power of being convenient to rotate to rotary valve upper groove bottom land; Outer cover inner chamber hypomere is shaped on the outer cover boss of dislocation, and in the rotary valve rotary course, placing outer cover boss upper edge is that drain gully stops up opening, places the groove that forms between the outer cover boss then to stop up closed condition for drain gully.
Compared with prior art, the circle body line that the present invention adopts transition cover inner chamber to support is connected to core assembly, this core assembly is connected with the knob assembly, the knob assembly comprises the connector that is installed in the tank table top, the connector inner chamber is provided with the knob with the corresponding number of tank drain gully, and the connector bottom has the through hole whorl with the corresponding number of knob; Knob is connected with knob push rod in the extension spring assembly that runs through this connector, and the transit joint line in the extension spring assembly is the fitting lower end in succession, and the extension spring that is with back-moving spring in the extension spring assembly is arranged in the sheath of extension spring assembly, and the knob push rod is connected with extension spring; Sheath lower contact line in the extension spring assembly connects the core assembly lower end; The match keying of interstage valve core assembly control tank drain gully of knob and the knob push rod, the back-moving spring that are connected extension spring.Its exquisiteness simple in structure, simple operation health need not manual stop up or draw the cork, and only need pressing to anhydrate keying that knob can control drain gully immediately reaches anhydrates or the purpose of water storage.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present invention;
Fig. 2 is that schematic diagram is closed in each component groups assembling among Fig. 1;
Fig. 3-the 1st, the present invention are that schematic diagram is closed in knob assembly, the assembling of extension spring component groups of two tank correspondences;
Fig. 3-the 2nd, the present invention are that schematic diagram is closed in knob assembly, the assembling of extension spring component groups of a tank correspondence;
Fig. 4-the 1st, transition cover sectional structure schematic diagram among Fig. 1;
Fig. 4-the 2nd, transition cover plan structure schematic diagram among Fig. 1;
Fig. 5-the 1st is the drowning cover of a present invention sectional structure schematic diagram;
Fig. 5-the 2nd is the drowning cover of a present invention plan structure schematic diagram;
Fig. 6-the 1st, rotary valve sectional structure schematic diagram among Fig. 2;
Fig. 6-the 2nd, rotary valve plan structure schematic diagram among Fig. 2;
Fig. 7-the 1st, rotary valve base is faced structural representation among Fig. 2;
Fig. 7-the 2nd, the sectional structure schematic diagram of Fig. 7-1;
Fig. 7-the 3rd, rotary valve plan structure schematic diagram among Fig. 2;
Fig. 8-the 1st, Fig. 2 nozzle blocking push rod sectional structure schematic diagram that declines;
Fig. 8-the 2nd, Fig. 2 nozzle blocking push rod plan structure schematic diagram that declines;
Fig. 9-the 1st, outer cover sectional structure schematic diagram among Fig. 2;
Fig. 9-the 2nd, outer cover plan structure schematic diagram among Fig. 2.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Composition structure of the present invention is seen shown in Fig. 1 to Fig. 9-2.Dehydration on-off device of trough, include the transition cover 1 that is installed at least one tank 7 drain gully place, transition cover 1 has following external screw thread 1a line and is connected to sewer pipe 6, the circle body 1b line that transition cover 1 inner chamber supports is connected to core assembly 2, this core assembly 2 is connected with knob assembly 3, knob assembly 3 comprises the connector 31 that is installed in the tank table top, and connector 31 inner chambers are provided with the knob 32 with the corresponding number of tank 7 drain gullies, and the connector bottom has the through hole whorl with knob 32 corresponding numbers; Knob 32 is connected with knob push rod 81 in the extension spring assembly 8 that runs through this connector 31, transit joint 87 lines in the extension spring assembly 8 are fitting 31 lower ends in succession, the extension spring that is with back-moving spring 83 84 in the extension spring assembly 8 is arranged in the sheath 85 of extension spring assembly 8, and knob push rod 81 is connected with extension spring 84; Sheath lower contact 86 lines in the extension spring assembly 8 connect core assembly 2 lower ends; The match keying of interstage valve core assembly 2 control tanks 7 drain gullies of knob 32 and the knob push rod 81 that is connected extension spring 84, back-moving spring 83.Back-moving spring 83 is shaped between the recess that boss 81a and sheath top connection 82 be shaped in knob push rod 81 lower ends.Connector 31 is with the pillar 33 that socket-connects with sewer pipe 6, and the extension spring assembly runs through pillar 33.Core assembly 2 comprises drain gully obstruction 21 and is positioned at drain gully obstruction push rod 23, push rod spring 24, thimble 25, rotary valve 26, the rotary valve base 27 of outer cover 22 inner chambers that outer cover 22 upper ends are connected with outer cover end cap 28.Sheath lower contact 86 is connected with outer cover 22 bottom internal thread 22a; Through knob 32 and extension spring 84 interlocks, extension spring 84 external part 84a apical grafting rotary valve base 27 end groove 27a; Rotary valve base 27 peripheries are shaped on guide ledges 27b, and the nose-circle periphery is shaped on wedge tooth 27c; The wedge rib 26a that rotary valve base 27 wedge tooth 27c apical grafting rotary valves 26 peripheries are shaped on, these rotary valve 26 upper end apical grafting drain gullies stop up push rod 23, and thimble 25 is positioned at rotary valve 26 upper groove 26b and drain gully stops up push rod 23 low groove 23a; Drain gully stops up push rod 23 and is shaped on outer lug boss 23b, and push rod spring 24 apical graftings are between outer cover end cap 28 and outer lug boss 23b; The obstruction push rod 21a that drain gully stops up 21 lower ends inserts drain gully and stops up in the push rod groove 23c that push rod 23 upper ends are shaped on.
It is by extension spring 84 external part 84a apical grafting rotary valve base 27 end groove 27a that drain gully stops up 21 keying, and cooperatively interacting at rotary valve base 27 wedge tooth 27c and rotary valve 26 wedge rib 26a drives rotary valve 26 rotations; Thimble 25 lower ends apply the top power of being convenient to rotate to rotary valve 26 upper groove 26b bottom lands; Outer cover 22 inner chamber hypomeres are shaped on the outer cover boss 22b of dislocation, in rotary valve 26 rotary courses, placing outer cover boss 22b upper edge 22c is that drain gully stops up 21 openings, places the groove 22d that forms between the outer cover boss 22b then to stop up 21 closed conditions for drain gully.
The structure of each parts is further described:
A kind of dehydration on-off device of trough mainly is made up of transition cover 1, core assembly 2, knob assembly 3, extension spring assembly 8, can be monomer, binary and many bluk recombinations assembly group.
Fig. 4-the 1st, transition cover sectional structure schematic diagram among Fig. 1; Fig. 4-the 2nd, transition cover plan structure schematic diagram among Fig. 1; Transition cover 1 has adopted external screw thread, circle body 1b, the structure design of external screw thread 1a down, fixedlys connected dexterously by the external screw thread on the outer cover 22 in the internal thread in the circle body and the core assembly 2.Fig. 5-the 1st is the drowning cover of a present invention sectional structure schematic diagram; Fig. 5-the 2nd is the drowning cover of a present invention plan structure schematic diagram; The cover 9 that falls into water can place the cover 1 that falls into water.
Core assembly 2 mainly is made up of parts such as drain gully obstruction 21, outer cover 22, drain gully obstruction push rod 23, push rod spring 24, thimble 25, rotary valve 26, rotary valve base 27, outer cover end caps 28 among Fig. 2, adopt illustrated sequence of positions to put into, be connected on the outer cover 22 with outer cover end cap 28 at last, bottom internal thread 22a in the outer cover 22 assembles in the mode that is press-fitted with outer cover 22, and bottom internal thread 22a can connect in sheath lower contact 86 external screw threads in the extension spring assembly 8.
Knob assembly 3 mainly is made up of connector 31, knob 32, pillar 33, pagoda joint 34 among Fig. 1,2; connector 33 is shaped on external screw thread and can be used for that sealing ring 4 and retainer plate 5 are carried out screw thread with tank 7 and fixedly connected; can insert with pagoda joint 34 on the pillar 33 and be connected; both protect the sheath 85 in the extension spring assembly 8, can strengthen the visuality of outward appearance again.
Extension spring assembly 8 mainly is by knob push rod 81 among Fig. 2, sheath top connection 82, back-moving spring 83, extension spring 84, sheath 85, sheath lower contact 86, transit joint 87 parts such as grade, adopting illustrated sequence of positions to put into is assembled, extension spring 84 is to adopt welding manner and knob push rod 81 to fuse, and can be under the effect of knob 32, in sheath 85, freely make stretching motion, external screw thread by transit joint 87 can connect in sheath top connection 82 internal threads, simultaneously also can with is connected the connection of pagoda joint 34 internal threads, be connected with the internal thread of connector 33 more at last, form appearance effect as figure knob assembly 3.
Transition cover 1 is owing to adopted the circle body 1b design of the formula of soaring, both having played tank fall into water to stop up 21 and is connected with the effective of force transfer mechanism, again because the external diameter of drain gully obstruction 21 is greater than circle body 1b, avoid sewage to flow into the corrosion that core assembly 2 causes drain gully to stop up metal products such as push rod 23, thimble 25, can also hold the cover 9 that falls into water simultaneously; The structure design of knob assembly 3 and extension spring assembly 8 makes power delivery system obtain effective connection, and has considered the effect of product overall appearance by having used transit joint 87 and pagoda joint 34; The connection that the bottom internal thread 22a of press-fit design is united force coupling medium in the outer cover 22 in the core assembly 2 is more succinct, simultaneously, because of dislocation wedge rib 26a that circumferential five equilibrium is arranged respectively in rotary valve 26, the rotary valve base 27 and wedge tooth 27c design, it is reliable more freely that the gravity that adds thimble 25 presses down the rotation that makes rotary valve 26; Drain gully stops up the 21 low groove 23a that directly put into drain gully obstruction push rod 23 makes assembling excellent in simple.
Operating principle of the present invention: under the effect that knob 32 presses down, make knob push rod 81 move down back-moving spring 83 pressurizeds thereupon, thereby extension spring 84 is stretched out, withstand on rotary valve base 27 and the rotary valve 26 and move, wedge tooth 27c and wedge rib 26a cooperatively interact drive under, the gravity that adds thimble 25 presses down the rotation that makes rotary valve 26, because outer cover 22 inner chamber hypomeres and rotary valve 26, be shaped on the dislocation outer cover boss 22b of circumferential five equilibrium in the rotary valve base 27 respectively, wedge rib 26a and wedge tooth 27c, make rotary valve 26 rotations, promote simultaneously to move push rod spring 24 pressurizeds in drain gully obstruction push rod 23 and the drain gully obstruction 21, after knob 32 downforce are withdrawn, make knob push rod 81 promote to move on the knob 32 under the effect of back-moving spring 83, and also withdrawal thereupon of extension spring 84, at this moment, rotary valve base 27 stops up push rod 23 with rotary valve 26 and drain gully and drain gully obstruction 21 moves down under the screen resiliences of push rod spring 24 drive, rotary valve base 27 reposition that falls, but because rotary valve 26 has formerly been finished rotation, so, its wedge rib 26a will be seated on the boss upper edge 22c of outer cover 22 can not get back to original position, therefore, drain gully stops up push rod 23 and drain gully obstruction 21 can not be got back to original position too, just locates opening so drain gully stops up 21.In like manner, when pressing knob 32 once more, make rotary valve 26 rotate equally, but after knob 32 downforce are withdrawn, because the foregoing in addition dislocation of the turning effort of rotary valve 26 designs, current rotary valve 26 will move down along the groove 22d in the outer cover 22, make drain gully obstruction push rod 23 and drain gully stop up 21 and get back to original position under the screen resiliences driving of push rod spring 24, so drain gully stops up 21 and just locates closed condition, so can finish drain gully repeatedly and stop up 21 unlatching or closing motion.
Though the present invention illustrates and describes by the reference preferred embodiment,, those skilled in the art should understand, and in the scope of claims, can do the various variation on form and the details.

Claims (6)

1, dehydration on-off device of trough, include the transition cover (1) that is installed at least one tank (7) drain gully place, transition cover (1) has following external screw thread (1a) line and is connected to sewer pipe (6), it is characterized in that: circle body (1b) line that described transition cover (1) inner chamber supports is connected to core assembly (2), this core assembly (2) is connected with knob assembly (3)
Described knob assembly (3) comprises the connector (31) that is installed in the tank table top, and connector (31) inner chamber is provided with the knob (32) with the corresponding number of tank (7) drain gully, and the connector bottom has the through hole whorl with the corresponding number of knob (32); Described knob (32) is connected with knob push rod (81) in the extension spring assembly (8) that runs through this connector (31), transit joint (87) line in the extension spring assembly (8) connects described connector (31) lower end, the extension spring that is with back-moving spring (83) (84) in the extension spring assembly (8) is arranged in the sheath (85) of described extension spring assembly (8), and knob push rod (81) is connected with extension spring (84); Sheath lower contact (86) line in the extension spring assembly (8) connects described core assembly (2) lower end; Described knob (32) and the knob push rod (81) that is connected extension spring (84), back-moving spring (83) the described core assembly of interlock (2) that matches is controlled the keying of described tank (7) drain gully.
2, dehydration on-off device of trough according to claim 1 is characterized in that: described back-moving spring (83) is positioned at knob push rod (81) lower end and is shaped between the recess that boss (81a) and sheath top connection (82) be shaped on.
3, dehydration on-off device of trough according to claim 1 is characterized in that: described connector (31) is with the pillar (33) that socket-connects with sewer pipe (6), and described extension spring assembly runs through described pillar (33).
4, according to claim 1 or 2 or 3 described dehydration on-off device of trough, it is characterized in that: described core assembly (2) comprises drain gully obstruction (21) and is positioned at drain gully obstruction push rod (23), push rod spring (24), thimble (25), rotary valve (26), the rotary valve base (27) of outer cover (22) inner chamber that outer cover (22) upper end is connected with outer cover end cap (28).
5, dehydration on-off device of trough according to claim 4 is characterized in that: described sheath lower contact (86) is connected with outer cover (22) bottom internal thread (22a); Through described knob (32) and extension spring (84) interlock, the described rotary valve base of extension spring (84) external part (84a) apical grafting (27) end groove (27a); Described rotary valve base (27) periphery is shaped on guide ledges (27b), and the nose-circle periphery is shaped on wedge tooth (27c); The wedge rib (26a) that the described rotary valve of described rotary valve base (27) wedge tooth (27c) apical grafting (26) periphery is shaped on, apical grafting described drain gully in this rotary valve (26) upper end stops up push rod (23), and described thimble (25) is positioned at described rotary valve (26) upper groove (26b) and described drain gully stops up push rod (23) low groove (23a); Described drain gully stops up push rod (23) and is shaped on outer lug boss (23b), and described push rod spring (24) apical grafting is between described outer cover end cap (28) and outer lug boss (23b); Described drain gully stops up the obstruction push rod (21a) of (21) lower end and inserts in the push rod groove (23c) that is shaped on the described drain gully obstruction push rod (23).
6, dehydration on-off device of trough according to claim 5, it is characterized in that: the keying that described drain gully stops up (21) is by the described rotary valve base of described extension spring (84) external part (84a) apical grafting (27) end groove (27a), and cooperatively interacting at described rotary valve base (27) wedge tooth (27c) and rotary valve (26) wedge rib (26a) drives described rotary valve (26) and rotate; Described thimble (25) lower end applies the top power of being convenient to rotate to described rotary valve (26) upper groove (26b) bottom land; Described outer cover (22) inner chamber hypomere is shaped on the outer cover boss (22b) of dislocation, in described rotary valve (26) rotary course, place outer cover boss (22b) upper edge (22c) for described drain gully stops up (21) opening, place the groove (22d) that forms between the outer cover boss (22b) then to stop up (21) closed condition for described drain gully.
CN 200510060944 2005-09-29 2005-09-29 Dehydration on-off device of trough Pending CN1746441A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200510060944 CN1746441A (en) 2005-09-29 2005-09-29 Dehydration on-off device of trough

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200510060944 CN1746441A (en) 2005-09-29 2005-09-29 Dehydration on-off device of trough

Publications (1)

Publication Number Publication Date
CN1746441A true CN1746441A (en) 2006-03-15

Family

ID=36166120

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200510060944 Pending CN1746441A (en) 2005-09-29 2005-09-29 Dehydration on-off device of trough

Country Status (1)

Country Link
CN (1) CN1746441A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009089767A1 (en) * 2008-01-10 2009-07-23 Ningbo Bosheng Plumbing Co., Ltd Switch device for water removal of a tank washer
CN101366620B (en) * 2008-08-14 2011-06-29 徐剑光 Electric control apparatus for falling in water
CN104799795A (en) * 2015-05-18 2015-07-29 芜湖美的洗涤电器制造有限公司 Filtering device for dish washing machine and dish washing machine with filtering device
CN109537691A (en) * 2018-12-17 2019-03-29 无锡商业职业技术学院 Elastic press type kitchen basin drainage switch
CN111733939A (en) * 2018-10-18 2020-10-02 吕中新 Anti-blocking vegetable washing sink for kitchen and method
CN112681460A (en) * 2021-01-25 2021-04-20 张道利 Energy-saving kitchen sink

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009089767A1 (en) * 2008-01-10 2009-07-23 Ningbo Bosheng Plumbing Co., Ltd Switch device for water removal of a tank washer
CN101366620B (en) * 2008-08-14 2011-06-29 徐剑光 Electric control apparatus for falling in water
CN104799795A (en) * 2015-05-18 2015-07-29 芜湖美的洗涤电器制造有限公司 Filtering device for dish washing machine and dish washing machine with filtering device
CN111733939A (en) * 2018-10-18 2020-10-02 吕中新 Anti-blocking vegetable washing sink for kitchen and method
CN109537691A (en) * 2018-12-17 2019-03-29 无锡商业职业技术学院 Elastic press type kitchen basin drainage switch
CN112681460A (en) * 2021-01-25 2021-04-20 张道利 Energy-saving kitchen sink

Similar Documents

Publication Publication Date Title
CN1746441A (en) Dehydration on-off device of trough
CN201059007Y (en) Electric and manual control modes compatible flume
CN2825766Y (en) Opening and closing device for water drainer of water tank
CN2533164Y (en) Water-saving sanitary direct discharging water-closet pan
CN104265922B (en) Telescopic drain valve
CN117022879A (en) Hydraulic engineering detects sample storage device
CN202706126U (en) Hygienic water saving tank
CN101074739A (en) Draining three-way valve of washbasin
CN2615213Y (en) Pedal type negative pressure flush closet pan
CN2737847Y (en) Water dividing type water-saving sanitary fittings
CN2708059Y (en) Water separator
CN2791125Y (en) Domestic automatic water-saving device
CN2426503Y (en) Outlet device of rotary controllable water-saving cistern for closet
CN2180698Y (en) Low inner resistance and quick open hydraulic time-delay self-closing flushing valve
CN87207063U (en) Water-on and water-off controller for water tank
CN2639381Y (en) Leakless automatic flushing toilet without button
CN218952374U (en) Dirt discharging well for road
CN201065968Y (en) Three-way valve for drain member of face washing basin
CN2528811Y (en) Direct flushing valve type water-saving toilet
CN201377585Y (en) Electric drainage device
CN2740694Y (en) Pedalling water-saving toilet with automatic opening and closing lid
CN2455786Y (en) Household water saver
CN2740690Y (en) Overflow with controllable open and close
CN2286207Y (en) Water-saving flushing cistern for closet
CN2837397Y (en) Double-channel water drainage valve for basin

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication