CN2194381Y - Water-saving cistern with flushing volume adjustable extendible siphon - Google Patents

Abstract

The utility model relates to a water-saving cistern with adjustable flushing volume and an extendible siphon. No water leakage and adjustable water flushing volume can be realized by the utility model, so the purpose of water saving is achieved. A water level controller, an extendible siphon drainage device and a flushing volume adjusting device are arranged in the cistern. The water-saving cistern with adjustable flushing volume and an extendible siphon has the advantages of less parts, good performance of the manufacturing technique, easy installation, convenient operation, conspicuous water saving and low cost. The utility model can be used as both a low cistern and a high cistern. The utility model can be used as a new cistern, and the can also be used for modifying an old cistern.

Description

Water-saving cistern with flushing volume adjustable extendible siphon

The utility model belongs to sanitaryware.

At present commercially available lavatory pan water tank pattern is a lot, and great majority adopt the pull-type draining valve, since poorly sealed, often leak, and discharging quantity of water can not be regulated the waste precious water resource on demand.For overcoming this two big shortcoming, scientific and technical personnel do a lot of work both at home and abroad.The eastern pottery machines corporation of Japan has been developed the electric flow control valve of a kind of computer control, but complex structure involves great expense, and needs use power supply, is difficult to push away factory.Australia produces a kind of discharging quantity of water and is divided into the pull-type water tank of two grades of adjustings, but fails to overcome the shortcoming of leaking.Discharging quantity of water can not regulated at will.The various siphon water tanks of producing can not be regulated though overcome the shortcoming discharging quantity of water of leaking both at home and abroad.And, adopting the seal request height of hypognathous type bucket to pull bar, water is arranged endless in the water tank, and " stagnant water " layer is higher.By applicant's invention first generation cistern for toilet water-saving cistern---flush toilet cistern for toilet water-saving cistern (patent No. 92202490.1) is used the copper clepsydra timing and the Archimedes principle synergy of Ancient Times in China, has realized that discharging quantity of water is adjustable but problem that draining valve leaks must not removed the end and solved.By applicant invention second generation cistern for toilet water-saving cistern---but the hydrocone type lavatory pan cistern for toilet water-saving cistern (patent No. 92243999.0) of discharging quantity of water regulated at will is exactly to propose for overcoming this shortcoming.Facts have proved that this water tank can be realized " watertight, the water yield is adjustable " but owing to adopt the only suitable employing metal casting of bent-tube boiler siphon to produce luxurious product, use its manufacturability of injection molding relatively poor that secondary water tank and check valve structure are still complicated.For this reason, the applicant has proposed third generation cistern for toilet water-saving cistern again--but the bushing type siphon lavatory pan cistern for toilet water-saving cistern (patent No. 94207672.9) of discharging quantity of water regulated at will makes the plastic injection-moulded explained hereafter of its employing preferably, the same proof of practice, this water tank also can realize " watertight; that the water yield is adjustable " but its structural member is more, and the secondary water tank materials many (account for whole accessory weight 45%) and the accuracy of manufacture and installation accuracy require also higher.

The purpose of this utility model, aim to provide this two big advantage of a kind of can the reservation " watertight, the water yield is adjustable ", can significantly reduce the quantity of structural member again, particularly omitted secondary water tank: reduce the accuracy of manufacture and the installation accuracy of part, thereby can reduce production costs greatly.

But the scalable siphon cistern for toilet water-saving cistern of this discharging quantity of water regulated at will, be in the water tank shell, water-level control apparatus to be installed, siphon drainage device and can destroy the discharging quantity of water adjusting device of siphon is that bent-tube boiler syphon or bushing type syphon are telescopic no matter it is characterized in that syphon.

The utility model will be further described below in conjunction with accompanying drawing.

Figure one is a telescopic sleeve pipe formula siphon arrangement schematic diagram, and figure is second for when this syphon is subjected to external force F to be compressed to syphon all to be immersed in water surface m-m, the schematic diagram of generation siphonage.

The water surface in the water tank 1 is to be remained on the m-m face by water-level control apparatus, and telescopic sleeve pipe formula syphon is to be made of gutter 2 central tubes 7 and sleeve pipe 8.Central tube 7 and sleeve pipe 8 all are telescopic, and the bottom of sleeve pipe 8 and central tube 7 formed ring-type water inlets are provided with check (non-return) valve 35.The top of sleeve pipe 8 has a vent 6 and the drain 5 of emptying flexible pipe 4 and tool counterweight to link, and the drain 5 usefulness backguys 3 of tool counterweight hitch, and can remain on the degree of depth of a certain appointment.When water tank was not washed by water, central tube 7 suitable for reading was higher than water surface m-m in the water tank, and the water in the water tank remains static, when needing bath, as long as apply an external force F at the top of sleeve pipe 8.Simultaneously center of compression pipe 7 and sleeve pipe 8, and sleeve pipe 8 tops (same central tube 7 suitable for reading) are immersed in below the water surface m-m, then the water in the water tank automatically shown in arrow among the figure two direction flow, thereby started siphon.As soon as siphon forms, even remove external force F, scalable syphon returns to the original length (as the length among the figure one) siphonage still to be continued, and the water in the water tank 1 is constantly to discharge through gutter 2.Make water surface m-m constantly descend, and after extremely surfacing to drain 5, air is drawn into and has destroyed siphonage in the syphon, ends draining by drain 5 emptying flexible pipes 4 vents 6.Like this, as long as manage to control the height of drain 5, discharging quantity of water can realize adjustable.

Figure three is scalable bent-tube boiler siphon arrangement schematic diagram, when figure four all is immersed in water surface m-m for being subjected to external force F to be compressed to syphon when this syphon, produces the schematic diagram of siphonage.

The water surface in the water tank 1 is to be remained on the m-m face by water-level control apparatus, and scalable bent-tube boiler syphon is to be made of gutter 2 tedges 10 down-comers 9.Tedge 10 and down-comer 9 all are that the lower water inlet place of telescopic tube tedge 10 establishes check (non-return) valve 35, and water can only unidirectional inflow syphon.The two links with a U-bend, there is vent 6 at the U-bend place, link with the drain 5 of emptying flexible pipe 4 and tool counterweight, the drain 5 usefulness backguys 3 of tool counterweight hitch, and can remain on the degree of depth of a certain appointment, when water tank was not washed by water, U-bend was higher than the interior water of the interior water surface m-m water tank of water tank and remains static.When needing bath, as long as apply an external force F at the U-bend top, U-bend is immersed in below the water surface m-m, then the water in the water tank automatically shown in arrow among the figure four direction flow, thereby startup siphon, even remove external force F as soon as siphon forms, scalable syphon returns to the original length (as the length among the figure three), siphonage is right continuation, and the water in the water tank 1 is that cracked ends gutter 2 is discharged, and makes water surface m-m constantly descend and after surface to drain 5, air is by drain 5 emptying flexible pipes 4, vent 6 is drawn in the syphon, has destroyed siphonage, ends draining.Like this, can realize adjustable as long as manage to control the height discharging quantity of water of drain 5.

Example one, remove wushu (referring to figure five, figure six, figure seven)

But the scalable syphon lavatory pan cistern for toilet water-saving cistern (hereinafter to be referred as removing wushu) of removing wushu discharging quantity of water regulated at will is to press down scalable syphon with removing driving a cover mechanism, starts siphonage.Figure five is an elevation, and figure six is a lateral view, and figure seven is a vertical view.

Removing the wushu cistern for toilet water-saving cistern, is by water-level control apparatus, and siphon drainage device is formed with the discharging quantity of water adjusting device that can destroy siphonage.

Water-level control apparatus is made up of water supply valve 11, floating ball rod 14 and ball float 13.Regulating water level screw 12 is arranged on the water supply valve, make the water surface of water tank be controlled at a certain specified altitude assignment in order to adjusting.Water supply valve also is provided with filling pipe 15 to replenish the water level in the lavatory pan.Water-level control apparatus can be selected commercially available any model, as long as can guarantee the water surface is controlled at a certain specified altitude assignment.

Siphon drainage device is formed by scalable syphon (be bushing type among the figure, also can select bent-tube boiler for use certainly) with by the scalable siphonal mechanism that can press down that removes driving.Before the bath (initial state), peak level in the water tank is exposed at scalable siphonal top, water can not be through the syphon overflow, when washing by water, move 16, so drive shift forks 19 and connecting rod 23 presses down and make it to be immersed in the water in the water tank below the water tank water surface because siphonage pours lavatory pan by gutter 2 in scalable syphon by quill shaft 20, quill shaft 20 is mounted in the support 18, and spacing with anti-drill drift 21.Vent 6 at the syphon top communicates with the drain 5 of emptying flexible pipe 4 and tool counterweight, and drain 5 usefulness backguys 3 hitch.The other end is through quill shaft 20, remove to be fixed on 16 on the vernier 17, vernier 17 can remove on slide, and can be fixed on a certain position, correspondingly drain 5 can be suspended on the following a certain position of the water tank water surface.When the water surface in the water tank is lower than drain 5 because of flushing is dropped rapidly to, because air sucks via drain 5, just destroyed siphonage, end bath.Regulate the height of drain 5 and just can realize the purpose that discharging quantity of water is adjustable, when water level in the water tank descended because of flushing, ball float 13 descended thereupon.Open water supply valve 11 simultaneously, beginning water filling in the water tank, and when reaching peak level, water supply valve 11 is closed and is stopped water filling, water tank is returned to initial state again and has finished a flush cycle.

Removing wushu and need not ready-made tank shell and water tank are carried out any processing, can be its advantage, but structural member be many slightly by dress just.

Example two, pressing (referring to figure eight, figure nine, figure ten)

But the scalable syphon lavatory pan cistern for toilet water-saving cistern (hereinafter to be referred as pressing) of pressing discharging quantity of water regulated at will also is by water-level control apparatus, and siphon drainage device is formed with the discharging quantity of water adjustable apparatus that can destroy siphonage.Figure eight is that elevation, figure nine are vertical view for lateral view, figure ten.

The principle of water-level control apparatus and structure and to remove wushu identical repeat no more.Siphon drainage device is identical with the operating principle of discharging quantity of water adjusting device, just the concrete structure difference.Pressing is to adopt press handle 24, pressing lever 25 directly scalable syphon to be pressed to and be immersed under the water surface, and the startup siphonage.3 of the backguys that the discharging quantity of water adjusting device hitches drain 5 are to be fixed on the water yield control knob 26 through mark post 27 by conduit 28.Water yield control knob 26 can slide on mark post 27, and can be fixed on a certain position, and correspondingly drain 5 also is suspended on the following a certain position of the water tank water surface.

The structural member much less of pressing, but require on tank lid, to have a hole that pressing lever 25 can be installed.

Example three, stay-supported (referring to figure 11,12,13)

But the scalable syphon lavatory pan cistern for toilet water-saving cistern (hereinafter to be referred as stay-supported) of stay-supported discharging quantity of water regulated at will still still by water-level control apparatus, form by siphon drainage device and discharging quantity of water adjusting device.Figure 11 is an elevation, and figure 12 is a lateral view, and figure 13 is a vertical view.

The principle of water-level control apparatus and siphon arranging device and structure to preceding two kinds similar, just press down siphonal mechanism and the discharging quantity of water governor motion is slightly different.In order to press down syphon, start siphon, adopted leverage here, lever 30 1 ends are hinged on fulcrum 34, and the other end links to each other with handle 33 with backguy 32.With connecting rod 29 lever 30 and scalable syphon top are hinged, 33 is drop-down as long as will shake hands, just syphon can be immersed under the water surface through lever 30 connecting rods 29, thereby started siphon, emptying backguy 3 is passed by conduit 28, and an end hitches drain 5, the other end hitches balance weight 31, move up and down balance weight 31, drain 5 is fixed on a certain specified altitude assignment, thereby reach the adjustable purpose of discharging quantity of water.

Stay-supported is suitable to high level cistern

Claims (5)

1. But 1, a kind of scalable syphon lavatory pan cistern for toilet water-saving cistern of discharging quantity of water regulated at will is by water-level control apparatus being housed, scalable syphon dewatering installation and discharging quantity of water adjusting device in water tank.It is characterized in that syphon is telescopic, vent is arranged at syphon top.The syphon water inlet is provided with check (non-return) valve.
2. But 2, according to the scalable syphon lavatory pan cistern for toilet water-saving cistern of the described discharging quantity of water regulated at will of claim 1, it is characterized in that telescopic tube is a bellows, two bellowss can be the bushing type combinations, can also be the combinations of U-bend formula.When not washing by water surface in the syphon top, not overflow of water.
3. But 3, according to the scalable syphon lavatory pan cistern for toilet water-saving cistern of claim 1 or 2 described discharging quantity of water regulated at will, it is characterized in that syphon to be pressed down and makes it all be immersed under the water surface with a kind of applied force, automatically start siphonage thereupon, wash.
4. But 4, according to the scalable syphon lavatory pan cistern for toilet water-saving cistern of the described discharging quantity of water regulated at will of claim 1, the height that it is characterized in that drain is can regulate and can be fixed on a certain specified altitude assignment, ends flushing as long as can destroy siphon after drain surfaces.
5. 5, but according to the scalable syphon lavatory pan cistern for toilet water-saving cistern of claim 1 or 4 described discharging quantity of water regulated at will, the height that it is characterized in that drain is to be affected by backguy, can regulate and remain on certain specified altitude assignment in the water tank outside.

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