CN2769644Y

CN2769644Y - Automatic delayed closing pressing water tap

Info

Publication number: CN2769644Y
Application number: CN 200420122223
Authority: CN
Inventors: 管鸿良
Original assignee: Individual
Current assignee: Guan Hongliang
Priority date: 2004-12-31
Filing date: 2004-12-31
Publication date: 2006-04-05
Anticipated expiration: 2014-12-31

Abstract

The utility model relates to an automatic delayed closing pressing water tap, which is mainly composed of a pressing handle, a valve seat, a valve rod, and a piston and a valve core cylinder which are connected with the valve rod, wherein the inner cavity of the valve core cylinder is divided into a bottom inner cavity of the valve core cylinder and an upper inner cavity of the valve core cylinder by the piston, and the upper inner cavity of the valve core cylinder is communicated with a water inlet pipe of the water tap; the inner cavity of the valve seat is communicated with the upper inner cavity of the valve core cylinder through a moveable sealing ring, and the bottom of the piston is provided with a long and thin water communicating hole which is respectively communicated with the bottom inner cavity of the valve core cylinder and the upper inner cavity of the valve core cylinder. The utility model has the advantages of simple structure, stable performance, good time delaying effect. As a spring metal needle is arranged in the long and thin water communicating hole, the blockage of the water communicating hole can be prevented effectively and the water tap can be automatically closed in a time delaying mode without faults. The service life of the water tap is extended.

Description

Automatic time delay is closed the push type water tap

Technical field

The utility model is a kind of water tap, is specifically related to a kind of automatic time delay and closes the push type water tap.

Background technique

Automatic time delay is closed the push type water tap and mainly is made up of pressure handle, valve seat, valve rod and the piston that is connected with valve rod, spool cylinder usually, valve rod is connected with pressure handle, be connected with stage clip between pressure handle and the valve seat, spool cylinder is positioned at the below of valve seat, piston is positioned at spool cylinder, piston is divided into spool cylinder bottom inner chamber and spool chamber top inner chamber with the inner chamber of spool cylinder, and spool cylinder top inner chamber is communicated with the intake pipe of water tap.Push pressure handle downwards, valve rod drives piston and moves down, and spool cylinder inner chamber and valve base cavity become connected state by the sealing isolation, and the water in the spool cylinder from bottom to top enters valve base cavity, water discharge of water faucet.Valve rod and piston move on moving down into behind the low level again automatically progressively, through certain delay time valve base cavity are closed, and water tap stops water outlet.For making valve rod can move the time-delay closing water tap on the automatic slowly at low level, no matter its time-delay closing structure is machinery type or automatically controlled mode unstable properties, breaks down easily, causes the forfeiture of delay function.

For general push type water tap, because valve seat is cylindrical, pressure handle is enclosed within on the valve seat, pressure handle can rotate around cylindric valve seat, causes user's error in operation, often rotates pressure handle, influenced the water outlet that moves down of valve rod, the working life of having reduced water tap.

The model utility content

The purpose of this utility model is to provide a kind of automatic time delay simple in structure, stable performance to close the push type water tap into solving the deficiencies in the prior art.

The utility model is achieved in that it mainly is by pressure handle that a kind of automatic time delay is closed the push type water tap, valve seat, valve rod and the piston that is connected with valve rod and spool cylinder are formed, the valve rod top is connected with pressure handle, stem bottom is connected with piston, be connected with stage clip between pressure handle and the valve seat, spool cylinder is positioned at the below of valve seat, piston is positioned at spool cylinder, piston is divided into spool cylinder bottom inner chamber and spool chamber top inner chamber with the inner chamber of spool cylinder, spool cylinder top inner chamber is communicated with the intake pipe of water tap, valve base cavity is communicated with spool cylinder top inner chamber by removable seal ring, piston base is provided with an elongated water port, and this elongated water port is inner chamber and spool cylinder top intracavity inter-connection bottom spool cylinder respectively.

Can be provided with in the described elongated water port and prevent the metal needle that stops up.

The utility model is simple in structure, stable performance, and delay effect is good.Owing in elongated water port, be provided with metal needle, can also effectively prevent the obstruction of water port, water tap can be closed by fault-free ground automatic time delay, has prolonged the working life of water tap.

Description of drawings

Fig. 1 is the overall structure schematic representation of the utility model faucet valve core;

Fig. 2 is a spool cylinder wedge schematic top plan view;

Fig. 3 is a spool cylinder wedge schematic side view.

Embodiment

Below in conjunction with drawings and Examples the utility model is described in detail:

With reference to figure 1, it mainly is by pressure handle 13 that automatic time delay is closed the push type water tap, valve seat 8, valve rod 10 and the piston that is connected with valve rod 10 and spool cylinder 1 are formed, valve rod 10 tops are connected with pressure handle 13, valve rod 10 bottoms are connected with piston, be connected with stage clip 14 between pressure handle 13 and the valve seat 8, spool cylinder 1 is positioned at the below of valve seat 8, piston is positioned at spool cylinder 1, piston is divided into spool cylinder 1 bottom inner chamber and spool cylinder 1 top inner chamber with the inner chamber of spool cylinder 1, the casing wall top of spool cylinder 1 has water intake 17, the top inner chamber is communicated with the intake pipe of water tap, valve seat 8 inner chambers are communicated with spool cylinder 1 top inner chamber by removable seal ring 9, valve seat 8 is provided with O RunddichtringO 11, piston base is provided with an elongated water port 15, this elongated water port 15 respectively with spool cylinder 1 bottom inner chamber and spool cylinder 1 top intracavity inter-connection, be provided with in this elongated water port 15 and prevent the metal needle 18 that stops up.

Among the embodiment of Fig. 1, metal needle 18 can be made of spring 4, and the top of spring 4 is needle-like and forms spring beard needle and insert in the elongated water port 15, and the bottom interlocking of spring 4 is in the shrinkage pool that piston base is offered.Like this after valve rod 10 and piston move down into low level, spring 4 pressurizeds, the spring metal pin 18 on spring 4 tops upwards moves in elongated water port 150, when spring 4 resets, spring metal pin 18 moves down again, spring metal pin 18 can often continuously be dredged elongated water port 15, has effectively avoided the obstruction of elongated water port 15.

Piston among Fig. 1 is to be made of piston seat 5 and piston cap 7, the bottom that is opened in piston seat 5 is run through in elongated water port 15, the screw column of valve rod 10 bottoms (Fig. 1 omission) is threaded with the tapped hole (Fig. 1 omission) that piston seat 5 upper surfaces are provided with, valve rod 10 is provided with the O RunddichtringO 9 of closing and open out water passage, piston seat 5 is provided with V-type rubber piston circle 6, and piston cap 7 is arranged between V-type rubber piston circle 6 and the O RunddichtringO 9.The screw column of valve rod 10 bottoms is positioned at piston cap 7, screw column is provided with the endoporus that is connected with elongated water port 15, the side opening of offering on this endoporus and the valve rod 10 (Fig. 1 omission) is communicated with, and this side opening is positioned at piston cap 7, has through hole 16 on the sidewall of piston cap 7 equally.Elongated water port 15 is opened in the center of piston seat 5 bottoms.

Like this, elongated water port 15 is communicated with the top inner chamber of spool cylinder 1 by endoporus, the side opening of valve rod 10, the through hole 16 on the piston cap 7 on valve rod 10 screw column, makes the water of spool cylinder 1 top inner chamber flow into spool cylinder 1 bottom inner chamber by elongated water port 15.When moving on the valve rod 10, because V-type rubber piston circle 6 is airtight with spool cylinder 1 bottom inner chamber, the water of top inner chamber flows into the bottom inner chambers through elongated water port 15, and piston and valve rod are moved on slowly, has reached the effect of time-delay closing water tap.Change the aperture of elongated water port 15, can regulate the time-delay closing time of water tap.And when valve rod 10 moved down, the water of spool cylinder 1 bottom inner chamber can flow into the top inner chamber through the elastic gap between V-type rubber piston circle 6 and spool cylinder 1 inwall.

For fear of the rotation of pressure handle 13, improve water tap working life, valve seat 8 is provided with spacing fin (Fig. 1 omissions), and the inwall of pressure handle 13 is provided with the crossing spacing seamed edge that matches with this fin.Be exactly that pressure handle 13 can't be around valve seat 8 rotations like this.

A preferred implementation is: the outer surface of valve seat 8 is the hexagon nut shape, and the inwall of pressure handle 13 is provided with the hexagonal seamed edge.Improve 3-8 working life doubly.

Consider from project organization, be connected with spool cylinder wedge 3 between valve seat 8 and the spool cylinder 1, wedge 3 is enclosed within on the valve rod 10, the upper surface of wedge 3 is provided with low tooth 31 and the high tooth 32 that arrange some spaces, low tooth 31 and high tooth 32 corresponding settings, be provided with link stopper 33 between the adjacent high tooth 32, so just can form the adjusting of the multidigit water yield.

Valve seat 8 is crimped on the upper surface of low tooth 31, and high tooth 32 is positioned at valve seat 8 and is close to the inwall of valve seat 8, and the center hole of wedge 3 is crimped on the O RunddichtringO 9, and the gap between the low tooth 31 is communicated with valve seat 8 inner chambers, for water outlet.

Low tooth 31 and high tooth 32 are provided with around the upper surface annular of circular wedge 3, and low tooth 31 and high tooth 32 are respectively eight, and the link stopper 33 between the adjacent high tooth 32 is to be arranged alternately, and form four water yields and regulate.

The bottom of wedge 3 is socketed in the spool cylinder 1, wedge 3 lower walls have some

breach

34,35,36, wall surfaces is provided with the locating flange 37 that matches with the concave surface of spool cylinder 1 inwall, the

breach

34,35,36 that the difference of wedge 3 is big or small is over against the water intake 17 of spool cylinder 1, inflow that can regulating spool cylinder 1, the i.e. water-outlet quantity of can regulate water tap.Wedge 3 can have four breach that vary in size, and forms the fourth gear water yield and regulates.Fig. 3 illustrates three

breach

34,35,36.

Claims

1, a kind of automatic time delay is closed the push type water tap, mainly be by pressure handle, valve seat, valve rod and the piston that is connected with valve rod and spool cylinder are formed, the valve rod top is connected with pressure handle, stem bottom is connected with piston, be connected with stage clip between pressure handle and the valve seat, spool cylinder is positioned at the below of valve seat, it is characterized in that: described piston is positioned at spool cylinder, piston is divided into spool cylinder bottom inner chamber and spool chamber top inner chamber with the inner chamber of spool cylinder, spool cylinder top inner chamber is communicated with the intake pipe of water tap, valve base cavity is communicated with spool cylinder top inner chamber by removable seal ring, piston base is provided with an elongated water port, and this elongated water port is inner chamber and spool cylinder top intracavity inter-connection bottom spool cylinder respectively.

2, automatic time delay as claimed in claim 1 is closed the push type water tap, it is characterized in that: be provided with in the described elongated water port and prevent the metal needle that stops up.

3, automatic time delay as claimed in claim 2 is closed the push type water tap, it is characterized in that: described metal needle is made of spring, the top of described spring is needle-like formation spring beard needle and inserts in the described elongated water port, and rabbet in the shrinkage pool that piston base is offered the bottom of spring.

4, automatic time delay as claimed in claim 1 is closed the push type water tap, it is characterized in that: described piston is provided with V-type rubber piston circle.

5, close the push type water tap as claim 1,2,3 or 4 described automatic time delays, it is characterized in that: described piston is to be made of piston seat and piston cap, the bottom that is opened in piston seat is run through in elongated water port, and piston cap is arranged between V-type rubber piston circle and the removable seal ring.

6, automatic time delay as claimed in claim 5 is closed the push type water tap, it is characterized in that: described stem bottom is provided with screw column, this screw column is threaded with the tapped hole of piston seat upper surface setting, screw column is provided with the endoporus that is connected with described elongated water port, the side opening of offering on this endoporus and the valve rod is communicated with, this side opening is positioned at the cavity of piston cap, have through hole on the sidewall of piston cap equally, described removable seal ring is the O RunddichtringO, and be arranged on the valve rod, the screw column of stem bottom is positioned at piston cap, elongated water port is by the endoporus on the stem bottom screw column, the side opening of valve rod, through hole on the words cock cap is communicated with the top inner chamber of spool cylinder, and elongated water port is opened in the bottom centre of piston seat.

7, close the push type water tap as claim 1,2,3 or 4 described automatic time delays, it is characterized in that: valve seat is provided with spacing fin, and the inwall of pressure handle is provided with the spacing seamed edge that intersects that matches with this fin.

8, automatic time delay as claimed in claim 7 is closed the push type water tap, it is characterized in that: the outer surface of described valve seat is the hexagon nut shape, and the inwall of pressure handle is provided with the hexagonal seamed edge.

9, close the push type water tap as claim 1,2,3 or 4 described automatic time delays, it is characterized in that: be connected with the spool cylinder wedge between described valve seat and the spool cylinder, wedge 3 is enclosed within on the valve rod, the upper surface of wedge is provided with low tooth and the high tooth that arrange some spaces, low tooth and high tooth are corresponding to be provided with, and is provided with link stopper between the adjacent high tooth.

10, automatic time delay as claimed in claim 9 is closed the push type water tap, it is characterized in that: described valve seat is crimped on the upper surface of low tooth, high tooth is positioned at valve seat and is close to the inwall of valve seat, gap between the low tooth is communicated with valve base cavity, the center hole of wedge is crimped on the removable seal ring, described low tooth and high tooth are provided with around the upper surface annular of circular wedge, low tooth and high tooth are respectively eight, link stopper between the adjacent high tooth is to be arranged alternately, forming four water yields regulates, the bottom of wedge is socketed in the spool cylinder, the wedge lower wall has some breach, the wedge wall surfaces is provided with the locating flange that matches with the concave surface of spool cylinder inwall, and the breach of wedge is over against the water intake of spool cylinder.