CN207279009U - A kind of liquid pressing pedal type Anti-contamination flushing valve - Google Patents
A kind of liquid pressing pedal type Anti-contamination flushing valve Download PDFInfo
- Publication number
- CN207279009U CN207279009U CN201721311726.2U CN201721311726U CN207279009U CN 207279009 U CN207279009 U CN 207279009U CN 201721311726 U CN201721311726 U CN 201721311726U CN 207279009 U CN207279009 U CN 207279009U
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- China
- Prior art keywords
- valve
- valve body
- spool
- seat
- contamination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 13
- 239000007788 liquid Substances 0.000 title claims abstract description 13
- 238000011109 contamination Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052742 iron Inorganic materials 0.000 claims abstract description 13
- 238000012856 packing Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 7
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- Lift Valve (AREA)
Abstract
It the utility model is related to a kind of liquid pressing pedal type Anti-contamination flushing valve,Including valve body,Valve seat in valve body,Spool on valve seat,Valve rod,Pressing plate outside valve body on valve rod,The valve body is equipped with water inlet and water outlet,Rag iron spring is equipped between the pressing plate and valve body,The spool lower end, which is equipped with, is oriented to water outlet sleeve,The spool lower end is externally provided with valve base sealing pad positioned at water outlet sleeve is oriented to,The valve body is equipped with valve stem port,The valve rod can be arranged in valve stem port to oscilaltion,The upper end of the spool is equipped with limitation seat,The limitation seat is equipped with floating plug,Valve core spring is connected between the spool upper end and valve body,Pressure chamber is formed between floating plug and the valve body inner top side,The valve rod lower end is equipped with the valve stem seal pad for being used for closing valve stem port,The water conservancy diversion runner of connection valve stem port and discharge outlet is equipped with the valve body.
Description
Technical field
It the utility model is related to a kind of liquid pressing pedal type Anti-contamination flushing valve.
Background technology
China Patent No.：200520086864.6 a kind of pedal hydraulic control water valve is disclosed, including a main valve and one auxiliary
Valve, main valve is interior to be equipped with upper valve chamber and lower valve chamber, and upper valve chamber is cylinder, its side wall is equipped with water inlet, and the top of upper valve chamber passes through
One control pipe is connected with lower valve chamber, and lower valve chamber is equipped with water outlet, is connected between upper valve chamber and lower valve chamber by a limbers, this is logical
Water hole is equipped with a flap that from top to bottom can be held out against the limbers, and upper valve chamber is equipped with one above the water inlet can go up downslide
Dynamic piston, is connected between the piston and flap by a valve rod, and being equipped with upper valve room makes flap hold out against downwards on limbers
Spring, the side wall of upper valve chamber, which is equipped with, makes the piston gas pressure relief slot that both sides communicate up and down, and the auxiliary valve is arranged in the control pipe, and
And the auxiliary valve is equipped with the pedal type switch for controlling it to open and close.The utility model, which has, to be avoided transmission, using electricity wisely, economizes on
The advantages that water.
Herein on basis, those skilled in the art are made that many improvement, such as China Patent No. again：It is 201420299709.1 public
Opened a kind of combined pressure valve convenient for disassembly and assembly, easy to maintenance, maintenance cost is relatively low, including valve body, on the valve body in
Portion is equipped with valve seat, the opening that the valve body is equipped with, and the opening is equipped with cover board, and the valve seat is equipped with the second valve seat,
Second valve seat includes housing, and the second water inlet that connection water inlet and water outlet are respectively equipped with the housing goes out with second
The mouth of a river, the top of the housing are equipped with through hole, and the first valve rod is equipped with the through hole, and the circle of the first valve rod is located on the housing
All outsides are equipped with connecting cylinder, and the second valve rod for stretching out cover board hole, institute are equipped with positioned at the upper end of the first valve rod in the connecting cylinder
The interface channel that housing is equipped with connection connecting cylinder and water outlet is stated, the lower end that the first valve rod is located in the housing is equipped with valve
Core, the spool are equipped with the connected entrance of second water inlet of connection and spool upper space, are set on the hollow bulb of the spool
There is the 3rd spring of connection shell top wall.But the structure of this valve body is complex, service life is shorter.
Utility model content
Therefore, for it is above-mentioned the problem of, the utility model proposes a kind of liquid pressing pedal type of simple in structure, service life length to prevent
Dirty flushing valve.
To achieve the above object, the utility model employs following technical scheme：A kind of liquid pressing pedal type Anti-contamination flushing valve, bag
Valve body, the valve seat in valve body, the spool on valve seat, valve rod, the pressing plate outside valve body on valve rod are included, it is described
Valve body is equipped with water inlet and water outlet, and rag iron spring is equipped between the pressing plate and valve body, and the spool lower end, which is equipped with, to be oriented to
Water outlet sleeve, the spool lower end are externally provided with valve base sealing pad positioned at water outlet sleeve is oriented to, and the valve body is equipped with valve stem port, the valve
Bar can be arranged in valve stem port to oscilaltion, and the upper end of the spool is equipped with limitation seat, and the limitation seat is equipped with floating plug,
Valve core spring is connected between the spool upper end and valve body, pressure is formed between floating plug and the valve body inner top side
Chamber, the valve rod lower end are equipped with the valve stem seal pad for being used for closing valve stem port, connection valve stem port and draining are equipped with the valve body
The water conservancy diversion runner of mouth.
Further, the valve body upper end is equipped with spill convex portion, and the rag iron spring is placed in spill convex portion.
Further, the limitation seat includes the body on spool, the straight ring body arranged on body upper end, the set
Body upper end lateral surface is equipped with the fastening part for holding floating plug.
Further, the floating plug includes being placed in the ring body portion of fastening part, the conical ring arranged on ring body portion lower end
Portion.
By using preceding solution, the beneficial effects of the utility model are：This liquid pressing pedal type Anti-contamination flushing valve passes through
The setting of seat, floating plug, valve core spring, pressure chamber, water conservancy diversion runner is limited, it is achieved thereby that when depressed stem, valve stem port
Open, so as to fulfill the connection of pressure chamber and water conservancy diversion runner, so that the water in pressure chamber enters discharge outlet from water conservancy diversion runner,
So that the hydraulic pressure at water inlet position is more than the hydraulic pressure in pressure chamber, so that promote floating plug to overcome valve core spring to move up,
So as to release the sealing state of spool and valve seat so that water flows directly into discharge outlet from water inlet, this when water inlet water
Pressure reduces, so that floating plug can not be promoted, so that part current enter pressure chamber, and valve core spring is promoted under spool
Move, until the sealing state of spool and valve seat is opened, and also valve rod can also move up under the action of rag iron spring, so that sealing valve
Passage between bar mouth and pressure chamber, the present apparatus is simple in structure, service life is higher, and has certain cushioning effect, from
And realize water-saving effect；Further, the valve body upper end is equipped with spill convex portion, and the rag iron spring is placed in spill convex portion
It is interior so that the holding stability of rag iron spring is stronger；Further, the race of floating plug can effectively be limited by limiting the setting of seat
It is dynamic, have with certain fluctuation range, can also have cushioning effect；Further, can by the setting of tapered ring part
To be flared out under the effect of the pressure, so as to fulfill better seal.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of spool and valve seat depressurization state.
Embodiment
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
With reference to figure 1, Fig. 2, the present embodiment provides a kind of liquid pressing pedal type Anti-contamination flushing valve, including valve body 1, in valve body 1
Valve seat 2, the spool 3 on valve seat 2, valve rod 4, the pressing plate 5 outside the valve body 4 on valve rod, the valve body 1 is equipped with
Water inlet 11 and water outlet 12, are equipped with rag iron spring 51 between the pressing plate 5 and valve body 1,3 lower end of spool is equipped with and is oriented to out
Water jacket 31,3 lower end of spool are externally provided with valve base sealing pad 32 positioned at water outlet sleeve 31 is oriented to, and the valve body 1 is equipped with valve stem port
13, the valve rod 1 can be arranged in valve stem port 13 to oscilaltion, and the upper end of the spool 3 is equipped with limitation seat 33, the limitation seat
33 are equipped with floating plug 6, are connected with valve core spring 34 between 3 upper end of spool and valve body 1, the floating plug 6 with
Pressure chamber 7 is formed between 1 inner top side of valve body, 4 lower end of valve rod is equipped with the valve stem seal pad 41 for being used for closing valve stem port 13,
The water conservancy diversion runner 14 of connection valve stem port 13 and discharge outlet 12 is equipped with the valve body 1.1 upper end of valve body is equipped with spill convex portion
15, the rag iron spring 41 is placed in 15 in spill convex portion.It is described limitation seat 33 include be arranged on spool 3 on body 331, be arranged on
The straight ring body 332 of 331 upper end of body, the 331 upper end lateral surface of body are equipped with the fastening part for holding floating plug
333.The floating plug 6 includes being placed in the ring body portion 61 of fastening part 333, the tapered ring part 62 arranged on 61 lower end of ring body portion.
The lower end of the discharge outlet 12 is equipped with one section of anti-polluting tube 8.
This liquid pressing pedal type Anti-contamination flushing valve is set by limiting seat, floating plug, valve core spring, pressure chamber, water conservancy diversion runner
Put, it is achieved thereby that when depressed stem, valve stem port is opened, so as to fulfill the connection of pressure chamber and water conservancy diversion runner, so that
Water in pressure chamber enters discharge outlet from water conservancy diversion runner, so that the hydraulic pressure at water inlet position is more than the hydraulic pressure in pressure chamber,
So as to promoting floating plug to overcome valve core spring to move up, so as to release the sealing state of spool and valve seat so that water is from water inlet
Discharge outlet is flowed directly into, this when, the hydraulic pressure of water inlet reduced, so that floating plug can not be promoted, so that part current
Into pressure chamber, and valve core spring promotes spool to move down, until open the sealing state of spool and valve seat, and valve rod also can be
Moved up under the action of rag iron spring, so that the passage between sealed valve stem mouth and pressure chamber, the present apparatus is simple in structure, service life
It is higher, and there is certain cushioning effect, so as to fulfill water-saving effect；Further, the valve body upper end is equipped with spill
Convex portion, the rag iron spring are placed in spill convex portion so that the holding stability of rag iron spring is stronger；Further, limit
The setting of seat can effectively limit running for floating plug, have with certain fluctuation range, can also have buffering to make
With；Further, by the setting of tapered ring part, can be flared out under the effect of the pressure, so as to fulfill better seal.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope for not departing from the utility model that the appended claims are limited, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (4)
1. a kind of liquid pressing pedal type Anti-contamination flushing valve, including valve body, the valve seat in valve body, the spool on valve seat, valve rod,
Pressing plate outside valve body on valve rod, the valve body are equipped with water inlet and water outlet, are set between the pressing plate and valve body
There is a rag iron spring, the spool lower end, which is equipped with, is oriented to water outlet sleeve, and to be externally provided with valve seat close positioned at water outlet sleeve is oriented to for the spool lower end
Packing, the valve body are equipped with valve stem port, and the valve rod can be arranged in valve stem port to oscilaltion, it is characterised in that：The valve
The upper end of core is equipped with limitation seat, and the limitation seat is equipped with floating plug, valve is connected between the spool upper end and valve body
Core spring, forms pressure chamber between floating plug and the valve body inner top side, and the valve rod lower end, which is equipped with, to be used to close valve rod
The valve stem seal pad of mouth, the interior water conservancy diversion runner for being equipped with connection valve stem port and discharge outlet of the valve body.
A kind of 2. liquid pressing pedal type Anti-contamination flushing valve according to claim 1, it is characterised in that：The valve body upper end is equipped with recessed
Shape convex portion, the rag iron spring are placed in spill convex portion.
A kind of 3. liquid pressing pedal type Anti-contamination flushing valve according to claim 1, it is characterised in that：The limitation seat includes being arranged on
Body on spool, the straight ring body arranged on body upper end, body upper end lateral surface, which is equipped with, is used for holding floating plug
Fastening part.
A kind of 4. liquid pressing pedal type Anti-contamination flushing valve according to claim 3, it is characterised in that：The floating plug includes card
It is placed in the ring body portion of fastening part, the tapered ring part arranged on ring body portion lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721311726.2U CN207279009U (en) | 2017-10-11 | 2017-10-11 | A kind of liquid pressing pedal type Anti-contamination flushing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721311726.2U CN207279009U (en) | 2017-10-11 | 2017-10-11 | A kind of liquid pressing pedal type Anti-contamination flushing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207279009U true CN207279009U (en) | 2018-04-27 |
Family
ID=61979303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721311726.2U Expired - Fee Related CN207279009U (en) | 2017-10-11 | 2017-10-11 | A kind of liquid pressing pedal type Anti-contamination flushing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207279009U (en) |
-
2017
- 2017-10-11 CN CN201721311726.2U patent/CN207279009U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 |