CN2606761Y - Water saving device for back type toilet cistern - Google Patents

Abstract

The utility model provides a water saving device for back type toilet cistern, which is characterized in that the water saving device adopts the water pressure of city feed piping water supply as drive force to finish the discharge and seal of the cistern via a water purifier (1), a hydraulic valve (4), a hydraulic cylinder (5) and a water seal device (6) in the water saving device. The water saving device is simple in structure, easy to assemble, and is suitable for the installation and reconstruction of water seal and drainage system of the wrench or button cistern, and can make the original cistern discharge the whole water all at once, or can be reconstructed as small flush with tonnage 1-3 litre and big flush with tonnage 4-6 litre. With the pressure of the restoration spring in the hydraulic cylinder and the guidance of a cylinder rod, the water seal device can be accurately pressed on the outfall of the cistern. The water saving device is convenient to use with good flush effect and significant water saving effect.

Description

Back type water-closet tank water economizer

Technical field

The utility model relates to the water shutoff and the dewatering installation of back type water-closet tank, a kind of specifically water saving fixtures of back type water-closet tank.

Background technology

Along with urban water use day is becoming tight, domestic water saving is becoming an important component part of water conservation, and the moisture storage capacity of the employed back type water-closet tank of now general family is the 6-13 liter, and the moisture storage capacity of especially old-fashioned water tank is all more than 10 liters.And these water tanks generally all are to finish water shutoff and draining by being installed in renovating on the water tank outlet.The dewatering installation of this flip-shell, be by on the water tank remove in or button will renovate pull-up by stay cord.The dewatering installation of this flip-shell, when draining, what be pulled up renovates, because the resistance of water, so after only the water in water tank has all been arranged, renovate and could again water tank outlet be covered.Because this flip-shell dewatering installation does not possess the segmented drain function, all be to wash away after defecating or urinating with the water of whole water tank.Caused the serious waste of water resource.And the sealing water device of this flip-shell, because the inaccurate phenomenon that resets appears in the imperfection of guide function sometimes, cause leaking of water tank outlet.

Summary of the invention

The purpose of this utility model is the water economizer that is to provide a kind of back type bowl water.The technical solution of the utility model is that the tap water hydraulic with city supply water pipeline is a power, by the work of the water strainer in the water economizer, hydraulic valve, hydraulic cylinder and sealing water device, finishes the water shutoff and the draining of water tank.Hydraulic valve is installed on the tank lid, favourable opposition is arranged on the hydraulic valve, little the hydraulic cylinder main body is installed on the Radiator overflow hose towards button and speed governing nail, and the piston rod front end is equipped with sealing water device, and reseting pressuring spring is arranged in the hydraulic cylinder.Utility model back type water-closet tank water economizer, it controls the stroke of piston in hydraulic cylinder by the favourable opposition on the hydraulic valve and little of button, the reset speed of speed governing nail control piston.The displacement of water tank can be by adjusting button stroke and the position of speed governing nail be controlled, little during towards button when pressing, water tank can be discharged the discharging quantity of water that 1-3 rises, water tank can be discharged the discharging quantity of water that 4-6 rises when pressing the favourable opposition button.Because the pressure of reseting pressuring spring and the guide effect of piston rod in the hydraulic cylinder, can make before the piston rod sealing water device accurately, being pressed on the water tank outlet tightly, solved the drainage of water tank outlet, because this water economizer changes a draining of water tank into the segmented draining, can be applicable to large and small flushing the toilet after use amount respectively.This water economizer can be used for the transformation to old-fashioned cistern water-discharging system, and it is not only easy to install and use, and developing result is good, compares with old-fashioned water tank, and its water-saving result is particularly remarkable.

Description of drawings

Fig. 1 is the water economizer schematic layout pattern.(hull-borne)

Fig. 2 is the hydraulic valve structural representation.

Fig. 3 is the hydraulic cylinder structure schematic diagram.(water shutoff state)

Fig. 4 is the water strainer structural representation.

Specific embodiments

Below in conjunction with accompanying drawing the utility model is further described.Referring to Fig. 1.The utility model back type water-closet tank water economizer is made up of water strainer 1, high-pressure water pipe 2, intake-discharge pipe 3, hydraulic valve 4, hydraulic cylinder 5, sealing water device 6.Water strainer 1 is installed on the tank inlet pipe 7, hydraulic valve is installed on the tank lid 8, the delivery port of water strainer is linked to each other by the water inlet of high-pressure water pipe 2 with hydraulic valve 4, the outfall of advancing of hydraulic valve 4 is linked to each other with the outfall of advancing of hydraulic cylinder 5 by intake-discharge pipe 3, hydraulic cylinder 5 is installed on the Radiator overflow hose 9, and sealing water device 6 links to each other with piston rod in the hydraulic cylinder.Fig. 1 is the hull-borne of water tank.Referring to Fig. 4.Water purifier main body 10 and stator 11 are fixed on the tank inlet pipe 7 by gong nail 12.Water purifier main body 10 is middle by rubber ring 13 sealings with tank inlet pipe 7, after tap water enters water strainer by water inlet 14, supply with hydraulic valves 4 from delivery port 16 through high-pressure water pipe 2 through the tap water after 15 filtrations of drainage sheet, be deposited at the lower end of water purifier main body by the sand under 15 filtrations of drainage sheet, the lower end of water purifier main body has sand to block up 17, unloads husky stifled 17 desiltings that can remove in the water strainer.Referring to Fig. 2.Fixed cover 18 is installed on the tank lid 8 and (also can be installed on the water tank wall), and by rubber cushion 19 and locknut 20 lockings, it is connected with hydraulic valve main body 21 usefulness gong lines, and locks with locknut 22.For a short time, be installed in the fixed cover 18 towards button 23 and favourable opposition button 24, can move up and down, for preventing that button from coming off, the button front end is equipped with collar 25, little during when pressing towards button or favourable opposition button, button promotes spool 26, water shutoff mandrel 27, plastic sealing water stifled 28 moves down simultaneously, plastic sealing water stifled 28 and water shutoff mandrel 27 stick to one, at this moment, spool is shut water return outlet 29, and plastic sealing water stifled 28 separates with the taper seat of hydraulic valve main body 21, and water inlet 30 is open-minded with the water route of advancing outfall 31, tap water behind water purifier filtration advances outfall 37 by what intake-discharge pipe 3 flowed to hydraulic cylinder 5, referring to Fig. 3.Under the effect of tap water hydraulic, it is up to promote piston 38, and the sealing water device 6 that is connected on the piston rod is simultaneously up, and water tank outlet is opened, and the water in the water tank is discharged.Referring to Fig. 2.After hand leaves button, under the effect of valve body stage clip 34, promote that plastic sealing water is stifled 28, spool 26, button move up simultaneously, water return outlet 29 is opened, and plastic sealing water stifled 28 is pressed on the taper seat of hydraulic valve main body 21 under the effect of stage clip 34 and tap water hydraulic, water inlet 30 to the water route of advancing outfall 31 is disconnected, this moment, piston in hydraulic cylinder 38 moved downward under the pressure of stage clip 39, and the water in the hydraulic cylinder flows to hydraulic valve by intake-discharge pipe 3, and flowed into water tank from water return outlet 29-1.After the water in the hydraulic cylinder had all been arranged, sealing water device 6 was shut water tank outlet, and the process of a cistern water-discharging is finished.Seal cover 32 is equipped with in the lower end of hydraulic valve, and it not only can compress sealing ring 33, can also play guide effect to water shutoff mandrel 27.The utility model back type water-closet tank water economizer by following method of adjustment, can make the user obtain own required Water flushing for cistern amount.When pressing favourable opposition button 24, spool 26 promotes plastic sealing waters stifled 28 and opens, and tap water flows to hydraulic cylinder, and promotes piston 38 and move upward, and when meeting with cylinder cap 40, piston stroking upward stops, and is connected the sealing water device 6 open amount maximums before the piston rod this moment.Little during when pressing towards button 23, because at the little adjusting pad 36 that a plurality of 0.5mm have been installed on the button 23, so little stroke towards button is less than the stroke of favourable opposition button.Therefore, little during towards button when pressing, the stifled open amount of plastic sealing water is less than the stifled open amount of plastic sealing water when pressing the favourable opposition button, and the control water yield that enters hydraulic cylinder thus is little when making the relative favourable opposition of the Top Runby of piston 38.Because each uses the tap water hydraulic of the family of this water economizer to have nothing in common with each other, so, by at the little adjusting pad that adds right quantity in the button, just can control little towards the time piston stroke.After adjusting little piston stroke of dashing, the reset speed of piston is directly connected to the displacement of water tank, rotation is installed in the turnover of the speed governing nail 35 on the hydraulic valve water return outlet, change the backwater amount of hydraulic valve water return outlet 29-1, just can control the reset speed of piston in hydraulic cylinder, make water tank obtain required displacement.To reach water-saving result.Referring to Fig. 3.Hydraulic cylinder body 48, be fixed on the Radiator overflow hose 9 by fixing gong nail 47, piston rod is linked to each other by locating pin 41, axle nail 42 with sealing water device, before hydraulic cylinder body 48 and Radiator overflow hose 9 are fixed, hydraulic cylinder body is exerted pressure downwards, after the sealing water device 6 before being connected piston rod meets with water tank outlet 46, because the resistance that water tank outlet produces, force piston 38 up, behind piston stroking upward 1-2 millimeter, again hydraulic cylinder body is fastened on the Radiator overflow hose.At this moment, because the pressure of 39 pairs of pistons 38 of reseting pressuring spring, make plastic sealing water ring 44 being pressed on the water tank outlet 46 tightly, therefore, eliminated the water tank weeping.Locating pin 41 in the sealing water device 6, axle nail 42, water shutoff lid 43, plastic sealing water ring 44, catch 45 all are the patent designs of selecting me for use, the patent No. is ZL 01 2 24428.7, this device is as long as the position of conversion locating pin just can make the water shutoff lid be applicable to the water tank outlet of ramp type.

Claims (4)

1. back type water-closet tank water economizer, it is characterized in that it is made up of water strainer (1), high-pressure water pipe (2), intake-discharge pipe (3), hydraulic valve (4), hydraulic cylinder (5), sealing water device (6), the delivery port of water strainer (1) is linked to each other by the water inlet of high-pressure water pipe (2) with hydraulic valve (4), and the outfall of advancing of hydraulic valve (4) is linked to each other by the outfall of advancing of intake-discharge pipe (3) with hydraulic cylinder (5).

2. back type water-closet tank water economizer according to claim 1, it is characterized in that water strainer mainly blocks up (17) by water purifier main body (10), stator (11), drainage sheet (15), sand and forms, water purifier main body (10) is fixed on the tank inlet pipe (7) by gong nail (12) with stator (11), drainage sheet (15) is installed in the water purifier main body (10), and husky stifled (17) are tightened on water purifier main body (10) below.

3. back type water-closet tank water economizer according to claim 1, it is characterized in that hydraulic valve is by fixed cover (18), little of button (23), favourable opposition button (24), collar (25), adjusting pad (36), hydraulic valve main body (21), spool (26), water shutoff mandrel (27), plastic sealing water blocks up (28), valve body stage clip (34), seal cover (32), sealing ring (33), speed governing nail (35) is formed, favourable opposition button (23), for a short time, be installed in the fixed cover (18) towards button (24), collar (25) is installed in favourable opposition button (23) and little on button (24), adjusting pad (36) is installed in little on knob (24), hydraulic valve main body (21) is connected by the gong line with fixed cover (18), sealing ring (33), be pressed on hydraulic valve main body (21) lower end by seal cover (32), speed governing nail (35) is installed on the hydraulic valve main body (21), connect by the gong line, spool (26), water shutoff mandrel (27), plastic sealing water blocks up (28), valve body stage clip (34) is installed in the hydraulic valve main body (21), and plastic sealing water stifled (28) is bonded on the water shutoff mandrel (27).

4. back type water-closet tank water economizer according to claim 1, it is characterized in that hydraulic cylinder by hydraulic cylinder body (48), cylinder cap (40), stage clip (39), piston (38), fixedly gong nail (47) is formed, hydraulic cylinder body (48) is followed closely (47) by fixing gong and is fixed on the Radiator overflow hose (9).

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