CN2044304U

CN2044304U - Double controlled water saving valve

Info

Publication number: CN2044304U
Application number: CN 88215180
Authority: CN
Inventors: 邓文郁
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-10-14
Filing date: 1988-10-14
Publication date: 1989-09-13

Abstract

A double controlled water saving valve used for discharging water of the running water pipe is commonly called tap or water outlet, which is composed of a main valve, an additional valve and a proof rotor. The utility model has two switching mechanisms. The main valve can be repaired by means of cutting water supply with the additional valve, and the valve rod elevating screw sub is not contacted with the water. The utility model has the advantages of long service life, few pollution, and simple structure. The maximum outflow of main valve can be adjusted, so the utility model can prevent the wastage of the water splashing because of the fast water out. The outlet pipe is provided with proof rotor within, can guarantee the stationary water out. The ordinary running water tap modified slightly can be changed into the double controlled water saving valve.

Description

Double controlled water saving valve

The utility model belongs to the switch on the tap water pipe line, and promptly water tap or water nozzle are specially adapted to high place of hydraulic pressure and public place.

The present water tap that uses, its structural type becomes for a long time.Its shortcoming is: 1, no throttling adjustment hole, and too fast because of going out water speed when hydraulic pressure is high, impact water-receiver, cause that easily spray splashes, cause waste.2, have only a switching mechanism, the place ahead must be adorned valve in addition, could keep in repair or change during damage.3, valve rod elevating screws pair is immersed in the water, and corrosion-vulnerable can not add oiling agent again, and wearing and tearing are very fast, and therefore most water nozzles have shortened working life.4, often leak at the valve rod place, particularly adds water nozzle and take over to prolong when discharging water more obvious.

The purpose of this utility model provides a kind of double-cotrolled type water-saving valve, to overcome above-mentioned deficiency.

The overall structure of this double-cotrolled type water-saving valve that is used for discharging water on the running water pipe as shown in Figure 1, profile is similar to general water tap, is divided into main valve, additional valve and anti-spigot three partly; Main valve is switching mechanism commonly used, and method for opening and closing is identical with general water tap; In water intake one side of main valve and between the universal standard screw thread of main valve and connection running water pipe, the configuration additional valve, additional valve is a ball valve, can change open degree, regulate maximum outflow by main valve, and the preposition closing mechanism device when can be used as the main valve maintenance; After anti-spigot is placed in main valve, being fixed on the water outlet of main valve, is the part of controlling out water state; But this three partly close fit be whole a use, also can every part use separately or wherein any two partly be used in combination.

Fig. 2 is the main valve structural drawing of double-cotrolled type water-saving valve, and it is made up of valve body (1), valve block (3), gland (4), Stem Mut (7), valve rod (8), handle (9) and seal ring (2,5,6); Valve body (1) is threaded by working standard with water supply pipe; Valve rod (8) top four directions and handle (9) riveted joint, there is outside thread at the middle part and lays the circular groove of seal ring (6), screws in the internal thread of Stem Mut (7) and forms screw pair; The endoporus of valve block (3) is connected movingly with the bottom of valve rod (8); The lower diameter of valve rod (8) is littler than middle part diameter, form a step, the bottom also has a less circular groove, seal ring (2) internal diameter than this circular groove at the bottom of the footpath little, be installed on after utilizing elasticity that it is magnified in this less circular groove, on the one hand be used to prevent that valve block (3) from deviating from, tap water leaked by the endoporus of valve block (3) when the aspect prevented that main valve from closing in addition; The upper diameter of Stem Mut (7) is littler than footpath in the threaded stem, to prevent that valve rod (8) from screwing out, there is a recessed ring-shaped step its underpart, be used to lay seal ring (5), the endoporus that seal ring (6) is placed in same gland (4) in the circular groove at valve rod middle part forms motive sealing; Gland (4) is fixed on the Stem Mut (7), compresses the seal ring (5) that places on the recessed ring-shaped step in Stem Mut (7) bottom, forms static seal; Prevent that by means of seal ring (5), (6) tap water from entering in the valve rod elevating screws pair, can avoid the valve rod corrosion and cause leakage; Stem Mut (7) is fixed on the valve body (1), compresses both ends of the surface contact seal (also can add materials such as sealer and seal, still, must tighten, prevent to get loose) by screw thread between screw thread, and anti-sealing leaks outside.When the handle that turns clockwise (9), valve rod (8) precession, move downward by formed step promotion valve block (3) of valve rod (8) middle part and lower diameter difference and seal ring (2), just form sealing with valve body (1), main valve is closed, otherwise for opening, the section of seal ring (2) is a rectangle, and the section of seal ring (5,6) can be " O " shape and also can be rectangle.

Fig. 3 is the additional valve structural drawing of double-cotrolled type water-saving valve, and it is made up of valve body (1), sealing seat (10), spool (12), two seal rings (11) and seal ring (13); Additional net can with the shared valve body of main valve (1); Spool (12) bottom is spherical, there is the water passage hole that passes through for tap water at the ball middle part, there is the circular groove of installation seal ring (13) at spool (12) middle part, the top has for the mouth of pulling of twisting usefulness, the standard thread endoporus that spool (12) is connected with running water pipe through valve body (1) is put into valve body (1), the middle part of spool (12) and top are pierced in the tube wall perforate of valve body (1), spool (12) both sides, bottom respectively with two seal rings (11) contact seal; Sealing seat (10) is a hollow, being convenient to tap water passes through, its front end has a circular groove to be used to install a seal ring (11), the rear end has for the mouth of pulling of twisting usefulness, screw thread is arranged on the periphery, this screw thread is identical with the standard thread that valve body (1) connects with water supply pipe, thereby can screw in the valve body (1) and spool (12) can be pushed the mounting point and give former and later two seal rings (11) with suitable impacting force, reach initial sealing.Locate at the inner chamber of valve body (1) and the front end circular groove symmetry of sealing seat (10), have a same circular groove to be used to lay another seal ring (11), two seal rings (11) are installed in respectively in the circular groove of the front end circular groove of sealing seat (10) and valve body (1) inner chamber.When utilizing the top to pull mouth spool (12) is rotated, can realize the flow through max water yield of main valve of the switching of additional valve or change.Seal ring (11), (13) are used for preventing that sealing leaks outside.The section of seal ring (11), (13) can be " O " shape and also can be rectangle.

Fig. 4 is the anti-spigot structural drawing of double-cotrolled type water-saving valve, and it is made up of anti-blade (14), outlet pipe (16), pressure cap (17) and seal ring (15); Anti-blade (14) is parallel to the center line of outlet pipe (16) in outlet pipe (16), outlet pipe (16) is divided into two or more spaces prevents the current rotation, and is steady to guarantee water outlet; Outlet pipe (16) places pressure cap (17) central authorities, and outlet pipe (16) is fixed on the valve body (1) by pressure cap (17), and seal ring (15) is used for preventing that sealing leaks outside.

Valve body (1), Stem Mut (7), valve rod (8) and spool (12) adopt metallic material, engineering plastics to make; Seal ring (2,5,6,11,13,15) adopts rubber, plastic processing to form.

The utility model is applicable to that tap water pressure is not higher than 2.5MPa, and inside nominal diameter is not more than 50 millimeters, the best when inside nominal diameter is 15 millimeters.

The water that uses through additional valve, is emitted through main valve and anti-spigot earlier again.Main valve is switching mechanism commonly used, and its method for opening and closing is identical with general water tap.Additional valve is generally motionless, have only when main valve maintenance or be used for cutting off the water supply when changing and place that hydraulic pressure is high or public place just use need regulate max water yield the time, this moment is as long as twist spool (12) angle of its rotation can be achieved the goal with the universal or special tool that revolves.

The utility model has the advantages that; Main valve and additional valve respectively have a switching mechanism, can work as two valves usefulness by a valve; Simple in structure, ordinary faucet is revised slightly and can be realized; Max water yield is adjustable; Valve rod elevating screws pair does not contact with water, not only can prolong the working life of water nozzle, and the chip and the screw thread that have also reduced under the screw thread mill corrode the pollution to water that causes.

Claims

1, a kind of double-cotrolled type water-saving valve that is used for discharging water on the running water pipe, profile is similar to general water tap, it is characterized in that it is divided into main valve, additional valve and anti-spigot three parts; Main valve is switching mechanism commonly used; In water intake one side of main valve and between the universal standard screw thread of main valve and connection running water pipe, the configuration additional valve, additional valve is a ball valve; After anti-spigot is placed in main valve, be fixed on the water outlet of main valve.

2, according to the described double-cotrolled type water-saving valve of claim 1, it is characterized in that its main valve is made up of valve body (1), valve block (3), gland (4), Stem Mut (7), valve rod (8), handle (9) and seal ring (2,5,6); Valve body (1) is threaded by working standard with water supply pipe; Valve rod (8) top four directions and handle (9) riveted joint, there are outside thread and circular groove in the middle part, screws in the internal thread of Stem Mut (7) and forms screw pair; The endoporus of valve block (3) is connected movingly with the bottom of valve rod (8); The lower diameter of valve rod (8) is littler than middle part diameter, form a step, the bottom also has a less circular groove, the internal diameter of seal ring (2) than this circular groove at the bottom of the footpath little and be installed in this less circular groove after being magnified; Stem Mut (7) upper diameter is littler than footpath in the threaded stem, and there is a recessed ring-shaped step its underpart; Seal ring (5) places on the recessed ring-shaped step of Stem Mut (7) bottom, and the endoporus that seal ring (6) is placed in same gland (4) in the circular groove at valve rod (8) middle part forms motive sealing; Gland (4) is fixed on the Stem Mut (7), and Stem Mut (7) is fixed on the valve body (1), compresses both ends of the surface contact seal (also can add materials such as sealer seals) by screw thread between screw thread; The section of seal ring (2) is a rectangle, and the section of seal ring (5,6) can be " O " shape and also can be rectangle.

According to the described double-cotrolled type water-saving valve of claim 1, it is characterized in that 3, its additional valve is made up of valve body (1), sealing seat (10), spool (12), two seal rings (11) and seal ring (13); Additional valve can with the shared valve body of main valve (1); Spool (12) bottom is spherical, there is water passage hole at the ball middle part, there is circular groove at spool (12) middle part, the top has for the mouth of pulling of twisting usefulness, the standard thread endoporus that spool (12) is connected with running water pipe through valve body (1) is put into valve body (1), in the spool (12), top pierces in the tube wall perforate of valve body (1), the both sides, bottom respectively with two seal rings (11) contact seal; Sealing seat (10) is a hollow, and its front end has a circular groove, and the rear end has for the mouth of pulling of twisting usefulness, and screw thread is arranged on the periphery, and this screw thread is identical with the standard thread that valve body (1) connects with water supply pipe; There are a same circular groove, two seal rings (11) to be installed in respectively in the circular groove of the front end circular groove of sealing seat (10) and valve body (1) inner chamber at the front end circular groove symmetry place of the inner chamber of valve body (1) and sealing seat (10); The section of seal ring (11,13) can be " O " shape and also can be rectangle.

According to the described double-cotrolled type water-saving valve of claim 1, it is characterized in that 4, its anti-spigot is made up of anti-blade (14), outlet pipe (16), pressure cap (17) and seal ring (15); Anti-blade (14) is parallel to the center line of outlet pipe (16) in outlet pipe (16), outlet pipe (16) is divided into two or more spaces; Outlet pipe (16) places pressure cap (17) central authorities, and it is fixed on the valve body by pressure cap (17).

5, according to claim 1 or claim 2,3,4 described double-cotrolled type water-saving valves, it is characterized in that the valve body above it (1), Stem Mut (7), valve rod (8) and spool (12) adopt metallic material, engineering plastics to make; Seal ring above it (2,5,6,11,13,15) adopts rubber, plastic processing to form.