CN2419281Y - Hydraulic parts for two dosed cistern - Google Patents

Abstract

The utility model relates to a hydraulic double-step water tank accessory, which is composed of a hydraulic water intake valve and a double-gear water discharge valve. The utility model mainly comprises a valve body, a valve core, a float drum, a floater, a water intake pipe, an overflow pipe, etc. Water pressure is used for controlling the water intake and seal of the water intake valve, a water-discharge sealing rubber ring is driven to be opened or sealed through the upward and downward movement of the overflow pipe of the water discharge valve along the rail of a support frame, and therefore, the purpose of water discharge or seal is achieved. The water seal is reliable, the secondary backflow pollution of water can be prevented, and the overflow of bed odor is avoided. A part of the water or all the water in the water tank can be discharged respectively according to flushing requirements, the water is saved, and the utility model is widely suitable for the water tanks of water closets.

Description

Hydraulic pressure second gear cistern fittings

The utility model relates to a kind of improved cistern fittings, particularly the hydraulic pressure second gear cistern fittings of being made up of hydraulic pressure water intaking valve and second gear draining valve that is applicable to toilet seat water tank.

The utility model applies to the mode of stepping draining and hydraulic control principle in the cistern fittings, it is the technology of an innovation, it is compared with traditional cistern fittings of being made up of float-ball type water intaking valve and turnover plate type draining valve, have tangible progressive part: the hydraulic pressure water intaking valve has the outlet pipe of a special use on the water inlet pipe next door, floating drum is on track is done with the outlet pipe, move down, owing to be the hydraulic pressure water shutoff, therefore no matter hydraulic pressure size, water level during its water shutoff is accurately constant, and the confining pressure during water shutoff is all the time greater than pressure of supply water, hydraulic pressure is high more, and its confining pressure is big more, and the water shutoff performance is reliable more; And the float-ball type water intaking valve because of its structure usually by water inlet pipe, lever and ball float constitute, so the pressure of water shutoff just equals pressure of supply water, according to lever principle, when pressure of supply water rises, untouched water state is destroyed, and promptly Ci Shi pressure of supply water is greater than the confining pressure of untouched water state, thereby causes and repeat water inlet, need ball float to provide bigger buoyancy with the new pressure of supply water that contends with, therefore, when hydraulic pressure was unstable, its water shutoff state was temporary transient, when the float-ball type water intaking valve is used in the high area of hydraulic pressure, then will do ball float greatlyyer, lever adds longlyer, the volume of corresponding increasing toilet seat water tank, thereby the water shutoff performance of float-ball type water intaking valve is stable inadequately.The second gear draining valve is because the rail groove ascending, descending of its overflow pipe in the bearing support, drive draining O-ring seal opening and closing of fault, its drainage procedure is controlled by float suppresses the overflow pipe convex tendon under buoyancy function upper and lower tooth, and the water shutoff position is accurate, the water shutoff dependable performance; And the draining of turnover plate type draining valve or water shutoff are to rely on the fulcrum of its turnover panel glue valve on overflow pipe to hold high or fall to realize, therefore, turnover panel glue valve is difficult to seal exactly drainage outlet when falling, and turnover panel glue valve easy deformation, cause the water shutoff performance unreliable, and the drawback that toilet seat water tank leaks occurs.The second gear draining valve can also promptly according to the degree of fouling of water closet, divide two grades of drainings according to rinsing requirement, can select to discharge 1/2 water or whole water, thereby using water wisely; And can only disposable draining during the draining of turnover plate type draining valve, so can cause the waste of water.

The purpose of this utility model is that a kind of improved cistern fittings will be provided, hydraulic pressure second gear cistern fittings particularly, it can overcome the employed cistern fittings that combines with float-ball type water intaking valve and turnover plate type draining valve at present, exist the water shutoff performance unreliable, turnover panel glue valve easy deformation and cause toilet seat water tank to leak, and the drawback that causes to waste water because of its waste water.

The purpose of this utility model is achieved in that it is made of hydraulic pressure water intaking valve and second gear draining valve two parts, and both are connected with the filling pipe deck by filling pipe, are mounted in the toilet seat water tank.The hydraulic pressure water intaking valve comprises floating drum, the water inlet pull bar that is connected with floating drum, the water inlet lever that is connected with the water inlet pull bar, the spool that is connected with the water inlet lever, spool is installed in the valve body, valve gap is installed in the top of valve body, the water intaking valve O-ring seal is arranged in the valve body, water intaking valve O-ring seal and valve gap are formed a pressure chamber, valve gap and valve body are the engagement of blade tooth formula, spool cooperates the decomposition pressure reversal valve with the centre bore of water intaking valve O-ring seal, just spool in the centre bore of water intaking valve O-ring seal on, move down movable property and give birth to pressure commutation effect, when floating drum along with the water level height, low change and make on the water inlet lever drives spool, when mobile down, pressure chamber can be realized supercharging and pressure relief respectively.When water inlet, pressure of supply water rises, the pressure chamber supercharging, this moment, floating drum rose along with the rising of water level, and by water inlet lever and water inlet tie-bar, the effect of being stressed of water intaking valve O-ring seal was moved downward, seal the delivery port of valve body and realize water shutoff, promptly stop into water; When draining, pressure of supply water descends, the pressure chamber release, and this moment, floating drum hung and by water inlet lever and water inlet tie-bar, made the water intaking valve O-ring seal leave the delivery port of valve body and realized water inlet.The second gear draining valve comprises the draining button, this draining button is divided into 1/2 draining button and full draining button, they are by push rod contact draining lever, the draining lever connects the draining pull bar, the draining pull bar connects overflow pipe, the bottom of overflow pipe is provided with the draining O-ring seal, the convex tendon that the overflow pipe bottom has four separation distances to equate, wherein three convex tendons embed in the interior rail groove of bearing support, to cooperate with bearing support, overflow pipe is risen along the rail groove in the bearing support, fall mobile, an other convex tendon has height, low stagger on, lower tooth, under the buoyancy of water effect be installed on the bearing support high, the low come-up stroma of arranging, following float forms matching relationship, and the bipod of lift bridge is supported in bearing support, and bearing support is installed on the water-drainage base seat.The second gear draining valve is pushed by 1/2 draining button or full draining button, depress the draining lever with 1/2 draining button, the complete contacted push rod pressurized of draining button, the draining lever is by the draining pull bar, impel overflow pipe to promote along the rail groove in the bearing support, the lifting of overflow pipe drives the draining O-ring seal and opens, thereby reaches the purpose of draining; When abandoning pushing the draining button, overflow pipe is just fallen naturally, and corresponding drive draining O-ring seal seals the drainage outlet of water-drainage base seat, thereby reaches the purpose of water shutoff.And when pushing 1/2 draining button or full draining button, make overflow pipe promote, under the buoyancy of water generates, come-up stroma, following float suppress the upper and lower tooth of overflow pipe respectively, thereby 1/2 draining or full hull-borne appear, so can promptly according to the degree of fouling of water closet, discharge 1/2 water or whole water in the toilet seat water tank respectively according to rinsing requirement.

Below in conjunction with accompanying drawing structure of the present utility model is further described:

Fig. 1 is to be installed in structural representation in the toilet seat water tank according to the hydraulic pressure second gear cistern fittings that the utility model proposes.

Fig. 2 is the cross-sectional view according to the water intaking valve O-ring seal of the hydraulic pressure second gear cistern fittings that the utility model proposes.

The utility model is made of hydraulic pressure water intaking valve and second gear draining valve two parts, and both are connected with the filling pipe deck by filling pipe, are mounted in the toilet seat water tank.

In the accompanying drawings, hydraulic pressure water intaking valve in the utility model, comprise and be shaped as the approximate circle cylinder, above fluted, there is the floating drum (11) in a round hole centre, the water inlet pull bar (31) that is connected with floating drum (11), the water inlet lever (7) that is connected with water inlet pull bar (31), regulated water level at floating drum (11) side by water inlet pull bar (31) being used to of passing and just have the regulating water level card (32) that elasticity is "  " shape structure, valve body (3) connects water inlet pipe (2) and outlet passage e respectively, connect outlet pipe (10) by outlet passage e, water inlet pipe (2) is in the bottom of valve body (3), outlet pipe (10) is respectively at the side of the bottom of outlet passage e and valve body (3) and pass floating drum (11), and with being shaped as of the spool (6) that is connected of water inlet lever (7), following two ends equal diameters and greater than the stage casing diameter, valve gap (5) is installed in the top of valve body (3), water intaking valve O-ring seal (4) is arranged in the valve body (3), valve body (3) is the engagement of blade tooth formula with valve gap (5), it is epicoele c that valve gap (5) is formed a pressure chamber with water intaking valve O-ring seal (4), water intaking valve O-ring seal (4) is formed cavity of resorption d with valve body (3), spool (6) cooperates with the centre bore of water intaking valve O-ring seal (4) forms a pressure reversal valve, just spool (6) in the centre bore of water intaking valve O-ring seal (4) on, move down movable property and give birth to pressure commutation effect, when floating drum (11) along with the water level height, hang down variation and make water inlet lever (7) drive on the spool (6), when mobile down, pressure chamber epicoele c can realize supercharging and pressure relief respectively.The cross section of water intaking valve O-ring seal (4) is " mountain " font, its centre bore be " in " the font structure, two ends, hole diameter is less, mid diameter is bigger, and horizontally in the centre has two small side holes.Floating drum (11) is that track is done upper and lower move with outlet pipe (10), owing to be the hydraulic pressure water shutoff, therefore, and hydraulic pressure size no matter, the position during its water shutoff is accurately constant.In the top of the outlet passage e of valve body (3) one sides that are higher than the water surface and the top of outlet pipe (10) secondary valve (8) that can prevent that the sealing secondary back pollutes is installed, the bottom of the water inlet pipe (2) that is connected with valve body (3) bottom is equipped with the strainer (1) that is used for filtering water foreign material and avoids foreign material damage hydraulic pressure water intaking valve in the water, the end of the outlet passage e that is connected with valve body (3) one sides is connected the water seal water that can replenish water closet flushing back trap, avoiding the excessive filling pipe of foul smell (9), and be connected with the second gear draining valve by the socket that connects filling pipe deck (13).In addition, utilize regulating water level card (32) to regulate the high and low position of floating drum (11) on water inlet pull bar (31), to reach the usefulness of regulating the high and low and control water yield of water level.

Second gear draining valve in the utility model is provided with the specification at different toilet seat water tanks (26), shape and can regulate the height the lift bridge that is arch (12), lift bridge (12) be installed in water-drainage base seat (27) on the barrier window hook joint mutually of bearing support (29), just the bipod of lift bridge (12) is supported in bearing support (29), lift bridge (12) is regulated high for convenience, low, and make it to do left, right, before, the back swing is to adapt to the installation requirement of specification toilet seat water tank (26) that vary in size, the height that can regulated at will lift bridge (12) be installed on bearing support (29), lower position, its head inserts 1/2 draining button (16), the upper end of 1/2 draining button (16) snaps in full draining button (17) side by side, 1/2 draining button (16) and full draining button (17) are bearing in the upper end of lift bridge (12) with button card (14), 1/2 draining is the small semicircle column respectively by water button (16) and full draining button (17), the large semicircle column, both are combined into cylinder.For the following float (25) of approximate cuboid and the come-up stroma (23) that can regulate the high and low indentation of come-up sub (24) are installed on the supporting-point (19) of bearing support (29), last float (24) is the semicircular cylinder.Overflow pipe (21) in the centre of second gear water intaking valve is a cylindrical structure, the convex tendon that has four separation distances to equate around its underpart, wherein three convex tendons embed respectively in three interior rail grooves of bearing support (29), overflow pipe (21) forms guide tracked the cooperation with bearing support (29), another convex tendon has high and low staggered last tooth k and lower tooth q cooperates with come-up stroma (23), following float (25) respectively, with the discharging of the control water yield.Be provided with draining O-ring seal (28) in the bottom of overflow pipe (21).Draining pull bar (22) one ends catch on the hole on the array orifice plate that overflow pipe (21) middle part one side protrudes, the other end catches on the end of draining lever (20), the top of draining lever (20) contacts with 1/2 draining button (16) and full draining button (17) by push rod (18), overflow pipe (21) is by draining balance pivot (15), under the interlock of push rod (18), draining lever (20) and draining pull bar (22), be raised or fall, thereby drive the opening and closing of fault of draining O-ring seal (28).When pressing 1/2 draining button (16), come-up stroma (23) by under the buoyancy of water generates, suppresses the last tooth k of overflow pipe (21) convex tendon at last float (24), guarantees to discharge 1/2 water of toilet seat water tank (26) lining.When pressing full draining button (17), because pressing spacing, to press the spacing of 1/2 draining button (16) big, thereby the hoisting depth that causes overflow pipe (21) is higher, suppress the lower tooth q of overflow pipe (21) convex tendon under the event under the buoyancy of float (25) by water generates, guarantee to discharge whole water of toilet seat water tank (26) lining.

Be operating principle of the present utility model below:

The hydraulic pressure water intaking valve is connected the water source, water is from the lower port a process strainer (1) of water inlet pipe (2), enter into the b chamber by water inlet pipe (2), state when water has just entered is: floating drum (11) hangs naturally, simultaneously, the draining O-ring seal (28) in the second gear draining valve is sealed the drainage outlet j of water-drainage base seat (27).Just because of the hanging naturally of floating drum (11), make the water inlet pull bar (31) that is connected with floating drum (11) drive the water inlet lever (7) that connects therewith, by water inlet balance pivot (30) spool (6) that is connected with water inlet lever (7) is promoted, the following stomidium of the major diameter lower end closed water intaking valve O-ring seal (4) of spool (6), the upper end hole of the minor diameter stage casing of spool (6) and water intaking valve O-ring seal (4) is matched in clearance, pressure chamber epicoele c communicates with atmosphere, because the suffered hydraulic pressure in the lower surface of water intaking valve O-ring seal (4) is greater than the suffered atmospheric pressure in upper surface of water intaking valve O-ring seal (4), so water intaking valve O-ring seal (4) produces elastic deformation, and left the delivery port surface of valve body (3) by hydraulic pressure jack-up, water enters into cavity of resorption d from the b chamber, then enter into outlet passage e, and enter into toilet seat water tank (26) by outlet pipe (10), simultaneously, water enters into the lower end of secondary valve (8), under the effect of hydraulic pressure, stop up the opening g of secondary valve (8) below, and there is the water of part to enter into the terminal filling pipe (9) that is connected with outlet passage e by outlet passage e, enter into the end opening i of the overflow pipe (21) of second gear draining valve through filling pipe (9) by the inlet h of filling pipe (9), and enter into the drainage outlet j of second gear draining valve, be in the into state of water and moisturizing this moment.When water continues to flow into, when height of water level constantly rises, floating drum (11) corresponding rising under the buoyancy of water effect, rising along with floating drum (11), drive water inlet lever (7) action by water inlet pull bar (31), by water inlet balance pivot (30), spool (6) is constantly depressed, the upper end hole of the major diameter upper end closed water intaking valve O-ring seal (4) of spool (6), when the following stomidium of the minor diameter stage casing of spool (6) and water intaking valve O-ring seal (4) is matched in clearance, water enters the centre bore of water intaking valve O-ring seal (4), and enter pressure chamber epicoele c by two small side holes of this centre bore, because the projected area of the pressure chamber epicoele c of water-filling is greater than the area of water inlet b, so water intaking valve O-ring seal (4) upper surface pressure is greater than the suffered pressure in water intaking valve O-ring seal (4) lower surface, the delivery port surface that forces water intaking valve O-ring seal (4) to be depressed and seal valve body (3), be in the water shutoff state this moment, promptly stops into water.Simultaneously, secondary valve (8) hangs under the hydraulic action naturally not having, the opening g of secondary valve (8) below communicates with atmosphere, because the cavity of resorption d of valve body (3) and outlet passage e are higher than on the overflow pipe (21) in the second gear draining valve mouthful, so outlet passage e and cavity of resorption d also communicate with atmosphere, when the water inlet pipe in the hydraulic pressure water intaking valve (2) is cut off the water supply and is produced vacuum, because the air in outlet passage e and the cavity of resorption d has overcome the siphonage of water inlet pipe (2) with the water generates of toilet seat water tank (26) lining, thereby can prevent the pollution of sealing secondary back and avoid foul smell excessive.

When the needs draining, according to rinsing requirement,, press 1/2 draining button (16) or full draining button (17) respectively promptly according to the degree of fouling of water closet, discharge 1/2 water or whole water of toilet seat water tank (26) lining.When needs discharge 1/2 water of toilet seat water tank (26) lining, press 1/2 draining button (16), overflow pipe (21) is by draining balance pivot (15), in push rod (18), draining lever (20), under the interlock of draining pull bar (22), rail groove in bearing support (29) is raised, simultaneously draining O-ring seal (28) is raised and leaves the drainage outlet j of water-drainage base seat (27), because 1/2 draining button (16) is pressed spacing and is compared less with the spacing of pressing full draining button (17), the height that causes overflow pipe (21) to be raised is less, so, have only come-up stroma (23) to suppress the last tooth k of overflow pipe (21) convex tendon under the buoyancy of last float (24) by water generates, water flows out from drainage outlet j.When discharge level drops to when going up buoyancy that float (24) produces and being not enough to allow come-up stroma (23) suppress the last tooth k of overflow pipe (21) convex tendon, overflow pipe (21) falls, draining O-ring seal (28) is sealed the drainage outlet j of Cuo at the bottom of the draining (27), and draining finishes.Because last float (24) is higher in toilet seat water tank (26) present position, lining, so this hull-borne is just discharged a part of water of toilet seat water tank (26) lining.

When needs discharge whole water of toilet seat water tank (26) lining, press full draining button (17), overflow pipe (21) is by draining balance pivot (15), in push rod (18), draining lever (20), under the interlock of draining pull bar (22), rail groove in bearing support (29) is raised, simultaneously draining O-ring seal (28) is raised and leaves drainage outlet j, because full draining button (17) is pressed spacing and is compared greatly with the spacing of pressing 1/2 draining button (16), thereby, cause that the height that overflow pipe (21) is raised is bigger, so suppress the lower tooth q of overflow pipe (21) convex tendon under the buoyancy of following float (25) by water generates, water all flows out from drainage outlet j.When discharge level dropped to buoyancy that float (25) produces and is not enough to suppress the lower tooth q of overflow pipe (21) convex tendon, overflow pipe (21) fell, and draining O-ring seal (28) is sealed the drainage outlet j of water-drainage base seat (27) again.

In the process of draining, when the floating drum in the hydraulic pressure water intaking valve (11) hangs certain position naturally, by intaking balance pivot (30) under the interlock of water inlet pull bar (31) and water inlet lever (7), spool (6) is raised again, the upper end hole of the minor diameter stage casing of spool (6) and water intaking valve O-ring seal (4) is matched in clearance, the water of pressure chamber epicoele c is relaxed and communicates with atmosphere, at this moment, repeats to intake and the process of moisturizing.

When abandoning by 1/2 draining button (16) or full draining button (17), overflow pipe (21) is just fallen naturally, and draining O-ring seal (28) is correspondingly sealed the drainage outlet j of water-drainage base seat (27).

The utility model compact conformation, simple installation is applicable to high and low hydraulic pressure, and water shutoff is reliable, divides two grades of drainings, can select to discharge 1/2 water or whole water, and using water wisely can be regulated height of water level, can prevent the pollution of sealing secondary back and avoid foul smell excessive.

Claims (6)

1, hydraulic pressure second gear cistern fittings, constitute by hydraulic pressure water intaking valve and second gear draining valve two parts, both are connected with the filling pipe deck by filling pipe, be mounted in the toilet seat water tank, it is characterized in that: the hydraulic pressure water intaking valve comprises floating drum, the water inlet pull bar that is connected with floating drum, the water inlet lever that is connected with the water inlet pull bar, with the spool that the water inlet lever is connected, spool is installed in the valve body, and valve gap is installed in the top of valve body, the water intaking valve O-ring seal is arranged in the valve body, water intaking valve O-ring seal and valve gap are formed a pressure chamber, and valve gap and valve body are the engagement of blade tooth formula, and spool cooperates the decomposition pressure reversal valve with the centre bore of water intaking valve O-ring seal; The second gear draining valve comprises that 1/2 draining button and full draining button are supported on the upper end of lift bridge, 1/2 draining button contacts the draining lever with full draining button by push rod, the draining lever connects the draining pull bar, the draining pull bar connects overflow pipe, the bottom of overflow pipe is provided with the draining O-ring seal, the overflow pipe bottom has three convex tendons to embed in the interior rail groove of bearing support, the bottom of bearing support connects come-up stroma and following float, last float is installed on the come-up stroma, the bipod of lift bridge is supported in bearing support, and bearing support is installed on the water-drainage base seat.

2, hydraulic pressure second gear cistern fittings according to claim 1, it is characterized in that: the cross section of water intaking valve O-ring seal is " mountain " font, its centre bore be " in " font, the centre in hole is horizontal to have two small side holes.

3, hydraulic pressure second gear cistern fittings according to claim 1 is characterized in that: the floating drum side has the regulating water level card that elasticity is "  " shape structure by the connection of water inlet pull bar.

4, hydraulic pressure second gear cistern fittings according to claim 1, it is characterized in that: overflow pipe is cylindrical structure, middle part one side of overflow pipe has the array orifice plate of a protrusion, and four convex tendons that have separation distance to equate around the bottom, wherein a convex tendon has high and low staggered last tooth and lower tooth.

5, hydraulic pressure second gear cistern fittings according to claim 1 is characterized in that: the draining button of second gear draining valve is divided into 1/2 draining button, full draining button, and the former is the small semicircle column, and the latter is the large semicircle column, and both are combined into cylinder.

6, hydraulic pressure second gear cistern fittings according to claim 1 is characterized in that: the second gear draining valve is installed in to be had jagged come-up stroma and is the following float of approximate cuboid on the bearing support, and is installed on the come-up stroma and is the last float of nearly semicylinder.