CN201318476Y

CN201318476Y - Labor-saving press-button type switching valve

Info

Publication number: CN201318476Y
Application number: CNU2008202291660U
Authority: CN
Inventors: 王振广
Original assignee: Xiamen Yijie Sanitary Ware Co Ltd
Current assignee: Zhou Huasong; Xiamen Clease Industries Co Ltd; Xiamen Solex High Tech Industries Co Ltd
Priority date: 2008-11-25
Filing date: 2008-11-25
Publication date: 2009-09-30
Anticipated expiration: 2018-11-25

Abstract

The utility model relates to a labor-saving press-button type switching valve, wherein a water inlet cavity and at least one water outlet cavity are arranged in the valve body, and a via hole is arranged between the water inlet cavity and each water outlet cavity, a membrane is arranged on the via hole, an upper cavity of the membrane is formed on the upper portion of the membrane, and a leading hole is opened between the upper cavity of the membrane and the water outlet cavity, and one side of the leading hole, which is opposite to the upper cavity of the membrane, is provided with a leading rod, and at least one micro hole is opened on the membrane for communicating the water inlet cavity and the upper cavity of the membrane, in addition, a positioning block is arranged on each leading bar, a sliding piece which bestrides on one side of each leading bar is provided, and a hoop which is corresponding to each positioning block is arranged on the sliding piece, one end of the sliding piece is further provided with a positioning spring, the outer end of each leading bar is further equipped with a push button, and the lower portion of the push button is provided with a restoring spring. Since the switching valve utilizes water pressure to control waterways to open and close, and a user control the opening and closing of the leading hole, and the waterways can be switched only through simple push-button type pressing action, and therefore, excellent labor-saving effect can be reached, and the operation is simple.

Description

Joint power push button switching valve

Technical field

The utility model relates to a kind of sanitaryware, refers to a kind of joint power push button switching valve especially.

Background technique

The water route switching mode of sanitaryware adopts the rotary type ceramic spool that the water route is switched more in the market, but the mode of rotary ceramic spool, because hydraulic pressure directly acts on the ceramic valve core, and need be with two large-area relatively rotations of ceramic valve core, therefore when being rotated switching, use bigger power, a handle that has than long handle need be set usually, reach by the mode that increases the arm of force and reduce purpose firmly.Yet this structure, though be provided with handle than long handle, needed spinning force is still bigger.

The model utility content

Technical problem to be solved in the utility model is to provide a kind of can save joint power push button switching valve firmly.

For solving the problems of the technologies described above, technical solution of the present utility model is:

A kind of joint power push button switching valve, be provided with water-inlet cavity and at least one water chamber in its valve body, between water-inlet cavity and each water chamber, respectively be provided with a via hole, the via hole place is provided with diaphragm, this diaphragm top forms the diaphragm upper plenum, have a pilot hole between diaphragm upper plenum and the water chamber, a side of the relative diaphragm upper plenum of pilot hole is provided with slidably and stretches out first guide rod outside the valve body, has at least one micro hole on the described diaphragm and makes water-inlet cavity communicate with the diaphragm upper plenum; In addition, be equipped with a positioning block on each first guide rod, be provided with a slide plate across each first guide rod one side, relative each positioning block position is equipped with a grab on the slide plate, and this slide plate one end also is provided with retaining spring; The outer end of each first guide rod also is equipped with button, and the below of button is provided with Returnning spring.

Be provided with a spring that can make diaphragm reset between described each diaphragm top and the valve interior wall.

Described diaphragm is installed in the valve body by a pressuring film plate, and pilot hole then extends on the pressuring film plate always and be relative with first guide rod.

Described slide plate and retaining spring are installed in the button box, and this button box is made up of button box lower casing and button box upper casing.

Described button box and each button, Returnning spring are by a valve gap capping, and button stretches out outside the valve gap.

After adopting such scheme, the utility model is by the staggered mode that is pressed into of two buttons, thereby control two independently functions of diaphragm valve realization water route switching, this structure is different from common water route switching mode: at first, on switching valve, quote the Direct box that two buttons can interlock and be pressed into, slide plate is set in the Direct box, and when being implemented in by next button, another button ejects (resetting) automatically under the effect of spring force; On the contrary, when pressing another button, previous button ejects (resetting) under the effect of spring force, operates very simple; Moreover, the utility model utilizes the principle of differential water pressures to introduce new diaphragm valve structure again, pilot hole by control diaphragm upper plenum, driven diaphragm is floated, play the effect of switch water, this structure is owing to utilize hydraulic pressure to control the keying in water route, and what the user controlled is the switching of pilot hole, therefore can reach good joint power effect; The utility model couples together Direct box and diaphragm valve structure again; By two buttons of Direct box, two first guide rods of controlling diaphragm plate valve respectively, the ejection by two buttons of Direct box and depress and drive moving up and down of first guide rod, the driven diaphragm structure realizes the function of new-type joint power button switching valve.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural principle schematic representation (pass water state) of the utility model diaphragm valve;

Structural principle schematic representation when Fig. 3 is the utility model diaphragm valve boiling water state.

Embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

As shown in Figure 1, be preferred embodiment of the present utility model.What the utility model was related is a kind of joint power push button switching valve, is provided with a water-inlet cavity 11 and at least two water chambers 12 (present embodiment is provided with two water chambers 12) in its valve body 1, respectively is provided with a diaphragm valve between water-inlet cavity 11 and each water chamber 12.

The structural principle of this diaphragm valve as shown in Figure 2, between water-inlet cavity 11 and each water chamber 12, be provided with a via hole 13, via hole 13 places are provided with diaphragm 2, these diaphragm 2 tops form diaphragm upper plenum 14, have pilot hole 15 between diaphragm upper plenum 14 and the water chamber 12, one side of pilot hole 15 relative diaphragm upper plenums 14 is provided with slidably first guide rod 3, and first guide rod 3 stretches out outside the valve body 1.In addition, have at least one micro hole 21 on the described diaphragm 2 and make water-inlet cavity 11 communicate, between these diaphragm 2 tops and valve body 1 inwall spring 4 can be set also, reset to make diaphragm 2 with diaphragm upper plenum 14.As shown in Figure 1, in the present embodiment, for ease of the scheme of diaphragm 2, be provided with a pressuring film plate 22 above

diaphragm

2,15 of pilot holes extend on the pressuring film plate 22 always and are relative with first guide rod 3.

The working principle of above-mentioned diaphragm valve is: as shown in Figure 2, push first guide rod 3 and make it move down, close pilot hole 15; Water enters valve body 1 by water-inlet cavity 11, enters in the diaphragm upper plenum 14 by the micro hole on the diaphragm 2 21, and water is assembled formation hydraulic pressure on diaphragm 2 tops, and downward at diaphragm 2 under the acting in conjunction of hydraulic pressure and spring 4 spring forces, shutoff via hole 13 is closed water chamber 12.

As shown in Figure 3, first in season guide rod 3 moves up and when opening pilot hole 15, the water of assembling in the diaphragm upper plenum 14 is at first discharged by pilot hole 15, reach the purpose of release, at this moment, hydraulic pressure in the water-inlet cavity 11 is greater than the hydraulic pressure in the diaphragm upper plenum 14, thereby diaphragm 2 is upwards backed down, and opens water chamber 12.

Continue to cooperate shown in Figure 1, the utility model also is provided with Direct box in first guide rod 3 one sides of respectively stretching out valve body 1, on each first guide rod 3, be equipped with a positioning block 31, be provided with a slide plate 5 across each first guide rod 3 one side, relative each positioning block 31 position are equipped with a grab 51 on the slide plate 5, these slide plate 5 one ends also are provided with retaining spring 52, and retaining spring 52 and slide plate 5 can be installed in the button box, and this button box can be made up of button box lower casing 61 and button box upper casing 62.In addition, the outer end of each first guide rod 3 all is equipped with a button 7, and the below of button 7 is provided with Returnning spring 71, and button box and each button 7, Returnning spring 71 can be again by a valve gap 8 cappings, and button 7 stretches out outside the valve gap 8.

Working procedure of the present utility model is described as follows: for convenience of description, cover diaphragm valve and the button assembly that is attached thereto, water outlet etc. that are positioned at the below among the figure are continued to use above-mentioned label, and be positioned at the top a cover diaphragm valve and the button assembly that links to each other, water outlet etc. on corresponding label, add " ' ".

State as shown in Figure 1, water flows in the valve body 1 from water-inlet cavity 11, the button 7 that is positioned at the below shown in the figure is in reset mode, the pilot hole 15 at pressuring film plate 22 centers is opened, the water that assemble on diaphragm 2 tops flows to water chamber 12 from pilot hole 15, diaphragm 2 top releases, and diaphragm 2 is under the promotion of hydraulic pressure simultaneously, open water chamber 12, water normally flows out from water chamber 12; At this moment, be positioned at the button 7 ' be pressed relative water chamber 12 ' close of top.

When the button 7 that is positioned at the below is pressed, positioning block 31 on the first guide rod 3 that is attached thereto presses slide plate 5, be positioned on the slide plate 5 the first guide rod 3 in grab 51 ' disengagings top of top ' positioning block 31 ', make the button 7 ' ejection (resetting) above being positioned at, and drive first guide rod 3 ' be drawn out; Pressuring film plate 22 ' on pilot hole 15 ' be opened, simultaneously the current direction water chamber 12 on diaphragm 2 ' top ', the release of diaphragm 2 ' top, under the promotion of hydraulic pressure, open water chamber 12 ', water is from water chamber 12 ' normal outflow.When below button 7 is depressed, driving first guide rod 3 is pushed into, blocked the pilot hole on the pressuring film plate 22, water is assembled above diaphragm 2, and hydraulic pressure raises, and promotes diaphragm 2 and blocks water chamber 12, water chamber 12 closes water, slide plate 5 is under the drive of retaining spring 52 at this moment, and the grab 51 of its below is stuck on the positioning block 31 of leading first bar 3, makes this button keep pressed state.

Press the button for 7 ' time once more, button 7 automatically resets; Water chamber 12 ' be closed, water chamber 12 is opened.Finished one to this and switched circulation, staggered successively the switching can be realized the switching between the different water outlets.

Claims

1, a kind of joint power push button switching valve, it is characterized in that: be provided with water-inlet cavity and at least one water chamber in its valve body, between water-inlet cavity and each water chamber, respectively be provided with a via hole, the via hole place is provided with diaphragm, this diaphragm top forms the diaphragm upper plenum, have a pilot hole between diaphragm upper plenum and the water chamber, a side of the relative diaphragm upper plenum of pilot hole is provided with slidably and stretches out first guide rod outside the valve body, has at least one micro hole on the described diaphragm and makes water-inlet cavity communicate with the diaphragm upper plenum; In addition, be equipped with a positioning block on each first guide rod, be provided with a slide plate across each first guide rod one side, relative each positioning block position is equipped with a grab on the slide plate, and this slide plate one end also is provided with retaining spring; The outer end of each first guide rod also is equipped with button, and the below of button is provided with Returnning spring.

2, joint power push button switching valve as claimed in claim 1 is characterized in that: be provided with a spring that can make diaphragm reset between described each diaphragm top and the valve interior wall.

3, joint power push button switching valve as claimed in claim 1 or 2, it is characterized in that: described diaphragm is installed in the valve body by a pressuring film plate, and pilot hole then extends on the pressuring film plate always and is relative with first guide rod.

4, joint power push button switching valve as claimed in claim 1, it is characterized in that: described slide plate and retaining spring are installed in the button box, and this button box is made up of button box lower casing and button box upper casing.

5, joint power push button switching valve as claimed in claim 4, it is characterized in that: described button box and each button, Returnning spring are by a valve gap capping, and button stretches out outside the valve gap.