CN208089981U - Water-saving ball-cock device - Google Patents

Abstract

The utility model discloses a kind of water-saving ball-cock device,It is related to valve field,Including ball valve body,Ball valve body includes valve seat,There is spool in valve seat,Water hole is provided on spool,Spool is connected with the rotating handle extended to outside valve seat,There are two the bars for limiting rotating handle rotation angle on valve seat,The first through hole for extending to spool outer wall is provided on water hole center side wall,The second through-hole is provided on the side wall of valve seat,The water inlet of ball valve body is communicated with base tube,There is baffle ring in base tube inner end,There is base tube in base tube on the outside of baffle ring,Base tube outer end seals,Base tube interior sealing has piston,There is compression spring between piston and base tube outer end,Compression spring can push piston to piston both ends respectively with baffle ring,The pedestal seal of tube,There is water passage between base tube and base tube,It is communicated with water pipe between base tube inner cavity and the second through-hole on the outside of baffle ring,It can be automatically closed when can cut off the water,Reach water-saving purpose.

Description

Water-saving ball-cock device

Technical field

The utility model is related to valve field more particularly to a kind of water-saving ball-cock devices.

Background technology

In China, ball valve be widely used petroleum refining, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power, The industries such as municipal administration, steel occupy very important status in national economy.It is with the action being rotated by 90 °, faucet body Sphere has circular through hole or channel to pass through its axis.

Ball valve is mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline, it is only needed with rotation 90 The operation of degree and the rotating torque of very little can close tightly.Ball valve optimum switchs, stop valve uses, V-type ball valve.It is electronic Valve still should be specifically noted that its environmental condition used, due to the electric device in electrically operated valve in addition to it should be noted that pipe parameter It is an electromechanical equipment, use state is influenced very big by its use environment.

Existing ball valve includes mainly valve seat, is provided with spool in the valve seat, the spool, which is connected with, extends to valve seat Outer shaft, the shaft upper end are provided with rotating handle, and two for limiting rotating handle rotational angle are additionally provided on the valve seat Bar is provided with sealing ring between spool and valve seat, in living water, due to will appear interim the case where cutting off the water, people When opening valve discovery there is not water, it will usually be not related to valve closing door, once resuming water supply, the waste at water source can be caused.

Invention content

The purpose of the utility model is to overcome deficiencies in the prior art, provide a kind of water-saving ball-cock device, Neng Gouting It can be automatically closed when water, reach water-saving purpose.

The utility model is achieved through the following technical solutions：A kind of water-saving ball-cock device, including ball valve body, it is described Ball valve body includes valve seat, and spool is provided in the valve seat, and water hole is provided on spool, and the spool, which is connected with, extends to valve Rotating handle outside seat, there are two the bar for limiting rotating handle rotation angle, the water hole center side walls for setting on the valve seat On be provided with the first through hole for extending to spool outer wall, the second through-hole is provided on the side wall of the valve seat, and if only if ball valve body When closing, the second through-hole is connected to water hole, and the water inlet of the ball valve body is provided with and communicated with base tube, the base tube inner end It is provided with baffle ring, base tube is provided in the base tube on the outside of the baffle ring, the base tube outer end seals, close in the base tube Envelope is provided with piston, compression spring is provided between the piston and base tube outer end, the compression spring can push piston To piston both ends respectively with baffle ring, the pedestal seal of tube, there is water passage between the base tube and base tube, on the outside of the baffle ring It is communicated with water pipe between base tube inner cavity and the second through-hole.

Further, it is provided with strut between the base tube both ends and base tube inner wall, the strut close to base tube outer end It is inside provided with third through-hole, the third through-hole both ends are respectively communicated to outside base tube and pedestal tube cavity.

Further, the piston is the closed tubulose in inner end, and the piston outer end is provided with positioning disk, the positioning disk On be provided with pilot hole, extension bar is provided between the positioning disk and piston, guide rod, the guiding are coated in the pilot hole Bar outer end is fixed with base tube outer end.

Further, the compression spring is set on the guide bar.

Further, the sealing ring of annular is both provided on the outer wall at the piston both ends.

Further, the baffle ring outer end is provided with annular opening, and the piston inner end can be in the driving of compression spring In lower insertion annular opening, the piston inner end is provided with the second sealing ring for being sealed between annular opening inner wall.

The beneficial effects of the utility model are：Piston, base tube, baffle ring and compression spring are set, when cutting off the water, are pressurized Spring can push piston to be sealed with baffle ring, achieve the purpose that water-saving；Second through-hole is set, the shape that can be closed in ball valve body Under state, the cavity that base tube is located on the inside of piston is caused to be connected to water source, and then piston is pushed to be displaced outwardly, is detached from baffle ring；Setting Third through-hole, the chamber where capable of making compression spring are in communication with the outside；Positioning disk and guide rod are set, it can be to the movement of piston Guiding role is played, while limiting the stroke that piston is displaced outwardly, avoids damaging compression spring by pressure；First sealing ring, second are set Sealing ring can play good sealing function.

Description of the drawings

Fig. 1 is 1 top view illustration of embodiment.

Fig. 2 is 1 vertical view sectional view schematic diagram of embodiment.

Fig. 3 is the directions base tube A sectional view schematic diagram.

Wherein：1- ball valve bodies, 101- valve seats, 102- spools, 103- water holes, 104- first through hole, 105- second are logical Hole, 2- base tubes, 201- struts, 202- base tubes, 203- third through-holes, 204- baffle rings, 205- compression springs, 206- guide rods, 207- pistons, 208- extension bars, 209- positioning disks, the first sealing rings of 210-, the second sealing rings of 211-, 3- rotating handles, 4- bars, 5- water Pipe.

Specific implementation mode

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Embodiment 1

As shown in Figs. 1-3, a kind of water-saving ball-cock device, including ball valve body 1, ball valve body include valve seat 101, in valve seat Spool 102 is installed, water hole 103 is provided on spool, spool is connected with the rotating handle 3 extended to outside valve seat, is equipped on valve seat Two, for limiting the bars 4 of rotating handle rotation angle, the first through hole for extending to spool outer wall are provided on water hole center side wall 104, the second through-hole 105 is provided on the side wall of valve seat, when ball valve body is closed, the second through-hole is connected to water hole, The water inlet connection of ball valve body is equipped with base tube 2, and base tube is pipe, and the sealing of base tube inner end is fixed with baffle ring 204, and baffle ring is horizontal Rectangular cross-section, baffle ring outer end inner edge are machined with annular opening, and the cross section of annular opening is rectangle, in the base tube on the outside of baffle ring It is fixed with base tube 202, base tube is pipe, strut 201 is fixed between base tube both ends and base tube inner wall, either end is uniform It arranges that four struts, four struts fix base tube and base tube coaxial line, there is water passage, pedestal between base tube and base tube Pipe outer end seals, and base tube interior sealing is coated with piston 207, and third through-hole 203 is provided in the strut of base tube outer end, the Three through-hole both ends are respectively communicated to outside base tube and pedestal tube cavity, the cavity between base tube outer end and piston pass through third through-hole It is in communication with the outside, piston is the closed tubulose in inner end, and piston outer end is equipped with positioning disk 209, is provided with pilot hole on positioning disk, leads To four piece-root grafting bars 208 are uniformly fixed between disk and piston, guide rod 206, guide rod outer end and pedestal are coated in pilot hole Pipe outer end is fixed, and is set with compression spring 205 on the guide rod between positioning disk and base tube outer end, in the base tube on the outside of baffle ring It is communicated with water pipe 5 between chamber and the second through-hole, is set with the sealing ring of annular, outer end on the outer wall at piston both ends by groove For the first sealing ring 210, inner end is the second sealing ring 211.

Water-saving valve water saving principle provided in this embodiment is as follows：When cutting off the water, compression spring pushes piston to move inward, Cause piston inner end to be inserted into annular opening to seal with annular opening,

When resuming water supply, if ball valve body is closed state, flow passes sequentially through base tube, water pipe, the second through-hole, crosses water Hole, baffle ring act on piston inner face, and piston is pushed to be displaced outwardly, and cause guide rod inner end to be compressed with piston inner end, live at this time Plug is detached from baffle ring, and reaches balance, opens ball valve body, can start to use water；

When resuming water supply, if ball valve body is opening state, flow will not flow to piston inner face, and flow action exists On piston side wall, piston will not move, and flow can not be flowed out by water pipe, at this point, closing ball valve body, flow passes sequentially through Base tube, water pipe, the second through-hole, water hole, baffle ring act on piston inner face, push piston to be displaced outwardly, cause in guide rod End is compressed with piston inner end, and piston is detached from baffle ring at this time, and reaches balance, is opened ball valve body, can be started to use water.

Therefore, using water-saving valve device provided in this embodiment, valve in the on-state, resuming water supply not It can be discharged, can effectively save water source.

Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (6)

1. a kind of water-saving ball-cock device, including ball valve body, the ball valve body include valve seat, valve is provided in the valve seat Core, is provided with water hole on spool, and the spool is connected with the rotating handle extended to outside valve seat, and there are two be used for for setting on the valve seat Limit the bar of rotating handle rotation angle, it is characterised in that：It is provided on the water hole center side wall and extends to the of spool outer wall One through-hole is provided with the second through-hole on the side wall of the valve seat, and when ball valve body is closed, the second through-hole connects with water hole Logical, the water inlet of the ball valve body is provided with and communicated with base tube, and the base tube inner end is provided with baffle ring, on the outside of the baffle ring Base tube, the base tube outer end sealing are provided in base tube, the base tube interior sealing is provided with piston, the piston and bottom Be provided with compression spring between seat pipe outer end, the compression spring can push piston to piston both ends respectively with baffle ring, pedestal The seal of tube has water passage between the base tube and base tube, connect between the base tube inner cavity and the second through-hole on the outside of the baffle ring It is connected with water pipe.

2. water-saving ball-cock device according to claim 1, it is characterised in that：Between the base tube both ends and base tube inner wall It is provided with strut, is provided with third through-hole in the strut of base tube outer end, the third through-hole both ends are respectively communicated to base tube Outer and pedestal tube cavity.

3. water-saving ball-cock device according to claim 1, it is characterised in that：The piston is the closed tubulose in inner end, institute It states piston outer end and is provided with positioning disk, pilot hole is provided on the positioning disk, extension bar is provided between the positioning disk and piston, Guide rod is coated in the pilot hole, the guide rod outer end is fixed with base tube outer end.

4. water-saving ball-cock device according to claim 3, it is characterised in that：The compression spring suit is on the guide bar.

5. water-saving ball-cock device according to claim 1, it is characterised in that：It is provided with ring on the outer wall of the piston outer end First sealing ring of shape.

6. water-saving ball-cock device according to claim 1, it is characterised in that：The baffle ring outer end is provided with annular opening, The piston inner end can be inserted under the driving of compression spring in annular opening, the piston inner end be provided with for annular The second sealing ring sealed between opening inner wall.