CN2298290Y

CN2298290Y - Multipurpose water saver

Info

Publication number: CN2298290Y
Application number: CN 94239523
Authority: CN
Inventors: 陈鑫生
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-10-25
Filing date: 1994-10-25
Publication date: 1998-11-25
Anticipated expiration: 2004-10-25

Abstract

The utility model provides a multipurpose water saving device which is used for a shower tap or a sink tap. The utility model is provided with a pneumatic device which is composed of a gas sac, a leather hose, a breather valve, and a gas bag. The utility model is characterized in that a liquid cylinder and a gas cylinder are arranged in a shower head; a valve is opened to discharge pressure through a valve core rod which is controlled by the gas sac in the gas cylinder; water pressure pushes a piston in the liquid cylinder to be communicated with a water inlet and a water outlet. When the utility model is closed, the gas bag is loosened, and water flow is cut off through the piston under the action of dual seal caused by the pressure of a spring and the action of the difference between inner pressure and outer pressure of the piston. The utility model has the advantage that a sealing piece (such as the class of leather bowls) is structurally removed and also has the advantages of difficult wear and leakage and portable and reliable operation.

Description

The multipurpose water economizer

The utility model relates to the multipurpose water saving fixtures on a kind of watering equipment, especially a kind of drencher head that is installed on shower faucet or the general sink faucets.

Existing shower set is on one side the user smears soap, rubdown, Yi Bian water goes gurgling on into the ditch at one's discretion.Have pedal water saving is housed on the minority bathroom floor, bath person stands under the upper footboard current, leaves pedal water and stops.This machine driving heaviness, pedal is many, and is dangerous, easily corrodes, and the dirt under the pedal is easy cleaning not, fails to promote.Chinese patent 91215643.0 and 92221254.6 discloses the scheme with the pneumatic control taps, and it is also convenient though the effect of water saving is arranged, to use, install, but because of volume is bigger, the spool action is dumb, and leather cup is easy to wear, can not adapt to the variation of hydraulic pressure, also not ideal enough.

The purpose of this utility model is further improved above-mentioned water saving fixtures exactly, makes its performance more perfect, and volume is littler, and the spool action is more flexible.

The technical solution of the utility model is: a kind of multipurpose water economizer, comprise shower nozzle, leather hose, breather valve, gas bag and unidirectional movable joint, and it is characterized in that: the cylinder and the fluid cylinder that connect according to axially are housed in the shower nozzle; Have an air bag to connect leather hose, breather valve and gas bag successively in the cylinder, the air bag supporting plate that reclines, one first spring is arranged in cylinder, be embedded in and sidewall and supporting plate that fluid cylinder is adjacent between, air bag is overlayed on relative cylinder end piece; Be provided with a valve in aforesaid side wall centers, be communicated with the spray chamber of valve and shower nozzle by the pressure release water channel, this valve is furnished with that a valve core rod passes this sidewall and supporting plate joins; On the wall relative of fluid cylinder, be provided with water inlet and delivery port with valve, water inlet is communicated with the inlet channel of shower nozzle, delivery port leads to the spray chamber of shower nozzle, a piston is compressed by one second spring and is covered in water inlet and delivery port in the fluid cylinder chamber, has an aperture to be communicated with water inlet and fluid cylinder chamber on the piston.

Be described further below in conjunction with embodiment of the present utility model and accompanying drawing thereof.

Fig. 1 is the structure sectional view of embodiment one.

Fig. 2 is the structure sectional view of embodiment two.

Fig. 3 is the structure sectional view of unidirectional movable joint.

Fig. 4 is the scheme of installation of embodiment one.

Fig. 5 is the scheme of installation of embodiment two.

Fig. 6 is the schematic diagram that the utility model is installed on sink faucets.

The utility model as shown in Figure 4, comprise the unidirectional movable joint 51 of shower nozzle 49, leather hose 32, breather valve 46, gas bag 15 and cold water, the unidirectional movable joint 53 of hot water, and have cold water pipe 50, hot-water line 52, cold and hot mixed conduit 45, fabric hose 48 connections to become an integral body.

Characteristics of the present utility model are: consult Fig. 1, the cylinder 20 and the fluid cylinder 14 that are connected with rubber pad 21 with screw 22 according to axially are housed in the shower nozzle 49; There is an air bag 1 to stretch in cylinder 20 outer leather hose 32 (passing the sebific duct hole 23 from the housing 27 of shower nozzle 49), breather valve 46 and the gas bags 15 connected successively in the cylinder 20, air bag 1 supporting plate 24 that reclines, one first spring 2 is arranged in cylinder 20, be embedded between the sidewall and supporting plate 24 adjacent, air bag 1 is overlayed on the end cap 19 of relative cylinder with fluid cylinder 14; Be provided with a valve 4 in aforesaid side wall centers, be communicated with the spray chamber 26 of valve 4 and shower nozzle by pressure release water channel 9, this valve 4 is furnished with that a valve core rod 3 passes this sidewall and supporting plate 24 joins; On the wall relative of fluid cylinder 14, be provided with water inlet 13 and delivery port 8 with valve 4, water inlet 13 is communicated with the inlet channel (being hot and cold water mixed conduit 45) of shower nozzle 49, delivery port 8 leads to the spray chamber 26 of shower nozzle 49, a piston 6 is compressed by one second spring 5 and is covered in water inlet 13 and delivery port 8 in the fluid cylinder chamber 11, has an aperture 12 to be communicated with water inlet 13 and fluid cylinder chamber 11 on the piston 6.

Shown in Figure 1 is the not state of pressurized of gas bag 15, second spring 5 in the fluid cylinder chamber 11 is pressed on water inlet 13 and the delivery port 8 piston 6, current are blocked, for increasing sealing, end face at piston 6 press-fits one deck sealing mat 7 with screw 30, the central authorities of this screw 30 run through an aperture 12 and connect water inlet 13 and fluid cylinder chamber 11, water in the water inlet 13 can enter hydraulic cavities 11 from aperture 12, but this moment, the air bag 1 of cylinder 20 was subjected to 2 compressions of first spring, valve core rod 3 also is pressed in and is the sealing shape on the valve, water in the hydraulic cavities 11 releases nowhere, so piston 6 two sides hydraulic pressure are equal, because piston 6 two sides lifting surface areas do not wait, piston 6 inner surfaces are stressed stressed greater than outer surface of piston, piston 6 more closely fits on water inlet 13 and the delivery port 8, and sealing effectiveness is better, can more effectively block current.When foot-operated gas bag 15, air 16 enters air bag 1 inflate compression first spring 2 that boosts along leather hose 32 in the gas bag, supporting plate 24 interlock valve core rods 3 leave valve 4, and the water in the fluid cylinder chamber 11 flows into spray chamber 26 through valve 4, pressure release water channel 9, and the hydraulic pressure in the hydraulic cavities 11 reduces, because of aperture 12 very little, have little time to replenish, the water pressure pushing piston 6 in the water inlet 13 breaks away from sealing surface, and water inlet 13 is communicated with delivery port 8, a large amount of water flows into spray chamber 26, ejection from the weep hole 31 of port lid 28.

Structure shown in Figure 1, water inlet 13 is vertical layout with housing 27, and its purpose is to make water inlet 13 relative with the center of piston 6, to reduce the stress surface of piston 6, is applicable to the occasion that hydraulic pressure is higher, as shown in Figure 4.

Structure shown in Figure 2, water inlet 13 is lateral arrangement with housing 27, its purpose is to make water inlet 13 relative from the anchor ring in the center of circle with piston 6, increasing the stress surface of piston 6, with different water inlet 13 and delivery port 8 location swaps of being shown in Figure 1, the aperture 12 on the piston 6 also moves on to the anchor ring place thereupon, other structures are identical, operating principle is also identical, is applicable to the occasion that hydraulic pressure is lower, as shown in Figure 5.

For increasing function of use, also can increase manual overvide, press on the air bag 1 with an adjustment screw 18 end cap 19 of spiral shell piercing cap 28 and cylinder 20 outside shower nozzle 49, a handwheel 17 is established in adjustment screw 18 outer ends, forward or the expansion and the contraction of backwards rotation handwheel 17 alternative air bags 1, interlock valve core rod 3 opens or closes valve 4, and boiling water flows out or closes water and arrheas.

Be institute's dynamic control device reliably working that air bag 1, leather hose 32 and gas bag 15 are formed, the utility model adopts sensitive breather valve 46, and its structure is formed by valve body 33, valve gap 37 butt joints as depicted in figs. 1 and 2, the inside is provided with bubble and moulds 34 and diaphragm 35, and diaphragm 35 is covered in air-vent 36.When gas bag 15 was compressed, air 16 boosted and enters and mould 34 through bubble and push down the air-vent 36 that diaphragm 35 fits in valve gap 37, forms sealing and keeps air not leak.When in the leather hose 32 during lack of air, ambient atmosphere moulds 34 and enter leather hose 32 tonifying Qi through air-vent compression diaphragm 35 and bubble.

The unidirectional movable joint 51 of the employed cold water of the utility model is identical with unidirectional movable joint 53 structures of hot water, its effect is to stop between the hot and cold water to produce crossfire because of pressure reduction, its structure as shown in Figure 3, be formed by connecting by a clamping nut 41 by an interior wire connection 42 and an inside and outside wire connection 40, be embedded with pad 43 in the middle of it, be somebody's turn to do inside and outside wire connection 40 built-in V-arrangement valve bases 39, the termination that valve base 39 is provided with sluice 47, one T shape valve bars 38 is covered with rubber pad 44 and valve base 39 fitted seal.When shower nozzle 49 discharged water, the current in the hot and cold water pipe 47 entered and wash valve bar 38 open from the sluice, and the hot and cold water co-flow can crossfire.When shower nozzle 49 was closed, current stopped to flow, and had between the hot and cold water pipeline under the condition of pressure reduction existence, and the valve bar 38 that is in low-pressure state can be pushed to and form sealing on the valve base 39, and the blocking-up current can crossfire yet.Unidirectional movable joint is combined as a whole one way valve and movable joint, can save a part in addition, easier installation.

The utility model can be used on the sink faucets 54, as shown in Figure 6 equally.

The utility model has the advantages that fluid cylinder is enclosed type, when valve core rod, piston when moving back and forth, no Need add in addition leather cup one class sealing part, not easy to wear and leakage, prolonged service life; The fluid cylinder sealing is sharp The dual effect of hydraulic pressure self sealss that produces with being subjected to the power difference inside and outside spring pressure and the piston, sealing property more Good; When opening, expanded by the pneumatic control air bag earlier and push the valve core rod pressure release open, promoted voluntarily by hydraulic pressure then Piston is connected current, and its operation is light reliable.

Claims

1. a multipurpose water economizer comprises shower nozzle, leather hose, breather valve, gas bag and unidirectional movable joint, it is characterized in that: the cylinder and the fluid cylinder that connect according to axially are housed in the shower nozzle; Have an air bag to connect leather hose, breather valve and gas bag successively in the cylinder, the air bag supporting plate that reclines, one first spring is arranged in cylinder, be embedded in and sidewall and supporting plate that fluid cylinder is adjacent between, air bag is overlayed on relative cylinder end piece; Be provided with a valve in aforesaid side wall centers, be communicated with the spray chamber of valve and shower nozzle by the pressure release water channel, this valve is furnished with that a valve core rod passes this sidewall and supporting plate joins; On the wall relative of fluid cylinder, be provided with water inlet and delivery port with valve, water inlet is communicated with the inlet channel of shower nozzle, delivery port leads to the spray chamber of shower nozzle, a piston is compressed by one second spring and is covered in water inlet and delivery port in the fluid cylinder chamber, has an aperture to be communicated with water inlet and fluid cylinder chamber on the piston.

2. multipurpose water economizer according to claim 1 is characterized in that described water inlet is relative with the center of fluid cylinder chamber inner carrier, and the aperture on the piston is positioned at the central authorities of piston.

3. multipurpose water economizer according to claim 1 is characterized in that the anchor ring from the center of circle is relative on described water inlet and the fluid cylinder chamber inner carrier, and described aperture is positioned at this anchor ring place.

4. multipurpose water economizer according to claim 1 is characterized in that adjusting screw(rod) spiral shell outside shower nozzle is worn the shower nozzle port lid and cylinder end piece presses on the air bag, and a handwheel is established in the adjusting screw(rod) outer end.

5. multipurpose water economizer according to claim 1 is characterized in that breather valve is formed by valve body, air valve cap butt joint, and the inside is provided with bubble and moulds and diaphragm, and membrane covered is in air-vent.

6. multipurpose water economizer according to claim 1, it is characterized in that unidirectional movable joint is formed by connecting by a clamping nut by an interior wire connection and an inside and outside wire connection, be somebody's turn to do the inside and outside built-in V-arrangement valve base of wire connection, valve base is provided with the sluice, one T shape valve bar passes V-arrangement valve bottom stretches in the valve base, and the termination of valve bar is covered with rubber pad and valve base fitted seal.