CN2497122Y

CN2497122Y - Timing valve

Info

Publication number: CN2497122Y
Application number: CN 01253493
Authority: CN
Inventors: 施灯煌
Original assignee: Ningbo Ditai Plastic Co ltd
Current assignee: Ningbo Ditai Plastic Co ltd
Priority date: 2001-09-04
Filing date: 2001-09-04
Publication date: 2002-06-26
Anticipated expiration: 2011-09-04

Abstract

The utility model relates to the timing valve technical field, which aims at the convenient and easy production and manufacture. The utility model includes a valve body which is internally assembled with a valve core controlling the off/on of the flow water passage; meanwhile, the utility model is provided with a mechanical timing core which controls the openness/closeness of the valve core by a transmission control structure. The utility model is characterized in that the valve body consists of an upper valve body, a middle valve body and a lower valve body; the middle valve body is provided with a valve core seat in the flow water passage; the valve core seat is provided with a valve core where a valve core rod is upwards communicated out of the middle valve body; the utility model is also provided with a lever with one end axially and movably connected with the upper surface of the middle valve body while the other side matched with the valve core rod; the upper valve core is provided with the mechanical timing core and is fixedly inserted with the middle valve body by a middle fixing column of the mechanical timing core; the internal surface of the upper valve body is provided with a concave area matched with the other side pressure points on the lever; the internal side of the lower valve body is provided with a spring seat which is internally provided with a spring which is supported between the reverse surface of the valve core and the spring seat; the lower valve body is fixed together with the middle valve body. The utility model has the advantages of dense and sound structure, easy production and manufacture, convenient application, etc., and can be suitable for being generalized and applied in gardening sites.

Description

Timing valve

Technical field

The utility model relates to a kind of valve, especially relates to the Timed valve technical field.

Background technique

Along with public living standards improve constantly; people require more and more high to the greening of living environment; some the rich people residential district and villa of living particularly; large stretch of greenery and meadow are arranged usually; need the pouring of people's water; this just need use water pistol; sprinkler; garden tool sets such as valve; conventional valves has only the Push And Release function; timing function does not have; this has some inconveniences; when people watered the greenery patches flowers and plants with garden tool sets such as water jetting apparatuss, the someone was keeping an eye on always, or with clock and watch or infer by rule of thumb; in case because other thing makes people forget throttle down; usually can cause " water overflow Kingsoft " thing, both cause the waste of water, use to people again and bring inconvenience.There are a lot of scientific and technical personnel that valve products is carried out technological improvement for this reason, it as right number is 94228369.4 Chinese patent " regularly auto cut-off water saving valve ", this valve is to connect a bottom to be provided with center hole on the valve body of spool outer end, the upper end is uncovered, open-mouth is provided with the hollow cylinder of gland, the axle center of hollow cylinder is established one and is with spring, the end passes the valve rod of gland, on the stock of the valve rod of giving prominence to gland, be provided with the bar shaped tooth, horizontal gear on the running shaft of this bar shaped tooth and part regularly is meshed, this valve no doubt has timing and discharges water, automatically close, save the water source, advantage such as easy to use, but also there are some blemisies in an otherwise perfect thing, carry out the mechanical structure simplification inadequately still of fitted seal as spool and valve seat, need rack and pinion to cooperate, also want gland, valve rod and spool are double-body bikes or the like, certainly will cause and manufacture and assemble upward inconvenience, and spool and valve seat fitted seal performance are also relatively poor, require further improvement.It also is 97226629.1 Chinese patent " a kind of timing valve " just like the patent No., it mainly comprises valve body, valve rod, valve spring, flap and valve gap, also comprises power supply, timer, snap close piece retaining spring, armature, establishes the locating piece that is contained on the valve rod, is hinged on the valve body relevant position and is fastened on snap close piece on the armature, establishes the coil that is contained on the valve body relevant position and iron core etc.; Timer preferably adopts the timer that is provided with changeover contact, has simple to operate, easy to use, characteristics such as can employ one's time to the best advantage, and is a kind of comparatively ideal valve, especially a kind of comparatively ideal gas valve.Its structure is more complicated, also needs power supply, uses to people and brings inconvenience, generally relatively is adapted at promoting the use of on the gas cooker.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of structural design compact and reasonable, production and assembly timing valve easy, easy to use.

The utility model solves the problems of the technologies described above the technological scheme that is adopted: this kind timing valve, it includes valve body, be provided with the flowing water passage in the valve body and be communicated with water intake and water outlet, also being equipped with spool in the valve body comes the control flows water channel disconnected and logical, also has the mechanical timer movement simultaneously, it connects by the transmission control structure and controls the spool open and close, it is characterized in that valve body is divided into upper valve body, middle valve body, following valve body part, middle valve body is provided with valve core case in the flowing water passage, be placed with the spool that carries out fitted seal with it in the valve core case, spool upper valve core bar makes progress in the pass-out outside the valve body; Other has lever, one end and carry out shaft type above the middle valve body and flexibly connect, and side and valve core rod carry out interoperation in addition; Be mounted with the mechanical timer movement in the upper valve body, and fixing by the center fixed post and the grafting of middle valve body of mechanical timer movement, and the surface has the spill interval to cooperate with other side pressure point on the lever in the upper valve body; Following valve body inboard has spring seat, and built-in spring, spring just are supported between spool reverse side and the spring seat, and following valve body and middle valve body are fixed together.

Above-mentioned upper valve body sidewall has for lever one end and stretches out perforate;

Above-mentioned upper valve body top has positioning strip to sidepiece along circumference, is the depression cambered surface at top and sidepiece jointing place, and the top is marked with time district's symbol along circumference, and middle valve body sidepiece is marked with the rotation symbol;

Compared with prior art, advantage of the present utility model is that its mechanical control structure component are few, spool and valve rod link into an integrated entity, and reasonable in design compactness, adopt upper, middle and lower three part valve bodies, production and assembly easily, thus reduce cost, and spool cooperates more sealing with valve seat, be not easy to reveal, the valve body top has positioning strip to sidepiece along circumference, is the depression cambered surface at top and sidepiece jointing place, and the top is marked with time district's symbol along circumference, middle valve body sidepiece is marked with the rotation symbol, people hold and take and the rotation timing valve can be than being easier to, and can observe timing, use more convenient.

Description of drawings

Fig. 1, timing valve plan view;

Fig. 2, timing valve rear view;

Fig. 3, timing valve left view;

Fig. 4, timing valve right elevation;

Fig. 5, timing valve plan view;

Fig. 6, timing valve stereogram;

Fig. 7, timing valve sectional view;

Fig. 8, timing valve sectional view.

Embodiment

Below in conjunction with description of drawings embodiment of the present utility model is described in further detail.

Anticipate as shown in the figure, this kind timing valve, it includes valve body, valve body is the cylinder bodily form substantially, be divided into upper valve body 1, middle valve body 2, following valve body 3 three parts, middle valve body 2 is made in moulding flowing water passage 4, the flowing water passage is communicated with the water intake and the water outlet of valve body, and suitable position is provided with valve core case 16 in the centre, and valve core case also becomes middle opening of valve body, be mounted with the spool 11 that carries out fitted seal with it below, here, we adopt valve structure with spool, and itself and valve core rod 12 link together, top and bottom all serve as a contrast diaphragm seal, strengthen and the valve core case sealability, spool upper valve core bar makes progress in the pass-out outside the valve body simultaneously, and middle valve body 2 is being indent for valve core rod 12 by part, be used for built-in seal rack and seal ring, improve its sealability.Other has a lever 13, and the one end adopts pivot pin and axis hole fit system and carries out shaft type above the middle valve body 2 and flexibly connects, and side can be carried out interoperation with it on valve core rod 12 in addition, as it being depressed or allowing it eject.Be mounted with mechanical timer movement 5 in the upper valve body 1, and peg graft fixing with middle valve body 2 by the center fixed post 7 of mechanical timer movement, it can be that center fixed post 7 lower ends have grab, middle accordingly valve body 2 is shaped on bayonet socket in the jack 8 that inserts for the center fixed post, jack leads to the end simultaneously, upper valve body 1 can be plugged on the middle valve body 2 like this, generally can not take apart, if maintenance, as long as in middle valve body 2 bottom surface jacks, stir the grab of center fixed post, they could be taken apart, for the purpose of compactness, the rotatingshaft 6 and the center fixed post 7 of mechanical timer movement link into an integrated entity.Also has the spill interval on 1 li surface of upper valve body, it can cooperate with other side pressure point 14 on the lever 13, under the general work situation, pressure point is under surface action in the upper valve body on the lever, be to be in depressed state, lever is oppressed valve core rod again, its spool is descended, and timing valve is in out state, and after upper valve body rotates an angle, the spill on surface is interval in the upper valve body when aiming on the lever pressure point, lever is to be in the state of stretching, and lever is no longer oppressed valve core rod, and its spool is stretched on being, timing valve is in off status, other has following valve body 3, and its inboard has spring seat 9, built-in spring 10, spring just is supported between spool reverse side and the spring seat, and following valve body and middle valve body are screwed together.In order to observe conveniently, upper valve body 1 sidewall also has for lever one end and stretches out perforate, and lever one end that stretches out by observation of people just can be judged the timing valve working state like this.People use for convenience, the upper valve body top evenly has positioning strip 17 to sidepiece along circumference, when top and sidepiece jointing place, be depression cambered surface 18, upper valve body 1 top also is marked with time district's symbol along circumference, middle valve body 2 sidepieces are marked with sense of rotation symbol 19, be convenient for people to rotation, middle valve body 2 is connected to the joint 15 that is connected externally connected pipe at water intake and water outlet.

Its working principle is such, timing valve is to be in closed condition at ordinary times, and the surface faces toward pressure point on the lever in the upper valve core at this moment, at this moment, lever is to be in depressed state, lever just cooperates with valve core rod, and it is depressed, and spool is just under the valve rod effect, overcoming spring force descends, separate thereby spool is broken away from valve core case, lose sealing, timing valve is in opening state, otherwise, under the timer effect, after upper valve body turns an angle, also promptly spent certain scheduled time after, surperficial spill is interval facing to pressure point on the lever in the upper valve core at this moment, on the lever pressure point lose spacing, can more than lift, at this moment, below under the spring action, lever is to be in the state of stretching, and lever just cooperates with valve core rod, allows to stretch on it, spool is just together with valve rod, stretch on resetting under the spring force effect, close sealing thereby spool is contacted with valve core case, timing valve just is in closed condition.

Claims

1, a kind of timing valve, it includes valve body, be provided with the flowing water passage in the valve body and be communicated with water intake and water outlet, also being equipped with spool in the valve body comes the control flows water channel disconnected and logical, also has the mechanical timer movement simultaneously, it connects by the transmission control structure and controls the spool open and close, it is characterized in that valve body is divided into upper valve body (1), middle valve body (2), following valve body (3) part, middle valve body is provided with valve core case (16) in flowing water passage (4), be placed with the spool (11) that carries out fitted seal with it in the valve core case, spool upper valve core bar (12) is upwards in the pass-out outside the valve body; Other has lever (13), one end and carry out shaft type above the middle valve body and flexibly connect, and side and valve core rod (12) carry out interoperation in addition; Be mounted with mechanical timer movement (5) in the upper valve body (1), and the center fixed post (7) by the mechanical timer movement and middle valve body peg graft fixingly, the surface has that spill is interval to be cooperated with other side pressure point (14) on the lever in the upper valve body; Following valve body (3) inboard has spring seat (9), and built-in spring (10), spring just are supported between spool reverse side and the spring seat, and following valve body (3) is fixed together with middle valve body (2).

2, timing valve according to claim 1 is characterized in that described upper valve body (1) sidewall has confession lever (13) one ends and stretches out perforate.

3, timing valve according to claim 1 is characterized in that described upper valve body (1) top has positioning strip (17) to sidepiece along circumference, is depression cambered surface (18) at top and sidepiece jointing place.

4, timing valve according to claim 1 is characterized in that described upper valve body (1) top is marked with time district's symbol along circumference, and middle valve body (2) sidepiece is marked with sense of rotation symbol (19).

5, timing valve according to claim 1 is characterized in that described middle valve body (2) is connected to the joint (15) that is connected externally connected pipe at water intake and water outlet.

6, timing valve according to claim 1 is characterized in that there is grab described center fixed post (7) lower end, and middle accordingly valve body (2) is shaped on bayonet socket in the jack (8) that inserts for the center fixed post, and jack leads to the end simultaneously.

7, timing valve according to claim 1 is characterized in that described spool (11) adopts valve structure, and itself and valve core rod (12) link together, and there is diaphragm seal top and bottom.

8, timing valve according to claim 1 is characterized in that described middle valve body (2) is being indent for valve core rod by part, built-in seal rack and seal ring.

9, timing valve according to claim 1 is characterized in that the rotatingshaft (6) in described center fixed post (7) and the mechanical timer movement links into an integrated entity.