CN2861308Y - Flushing valve piston - Google Patents
Flushing valve piston Download PDFInfo
- Publication number
- CN2861308Y CN2861308Y CN 200520061384 CN200520061384U CN2861308Y CN 2861308 Y CN2861308 Y CN 2861308Y CN 200520061384 CN200520061384 CN 200520061384 CN 200520061384 U CN200520061384 U CN 200520061384U CN 2861308 Y CN2861308 Y CN 2861308Y
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- CN
- China
- Prior art keywords
- piston
- piston body
- flushing valve
- connection sleeve
- spring
- 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
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model is a flushing valve piston which comprises a piston body, a cover, a spring, a piston rod, a piston connecting casing. The whole structure of the piston body is integrated; a plurality of declining anti-clogging inlet slots and an inlet pinhole are arranged on the exterior surface of the piston body. The inlet pinhole is communicated with the inner cavity of the piston body. The piston connecting casing connects with the bottom screw thread of the piston body; a plurality of vertical standing sheets extends from the bottom edge of the connecting casing. The cover and the piston of the utility model is easily installed in the piston body by the way of screw thread connecting; the structure of the spring and piston rod is simple, the flake structure of the piston casing is a plane on which a big interval is among the separate standing sheets extending independently; and the water is unobstructed. And the whole structure of the piston can make the piston float up quickly and disengage the closed port of the valve holder for quick flowing of water and more flexible opening and closing the valve.
Description
Technical field
The utility model is a kind of flushing valve piston that is used for toilet facility.
Background technology
At present, toilet facility such as washbasin; the flushing valve on urinal and the water-closet generally includes two types of piston type flushing valve and diaphragm type flushing valves; wherein the piston type flushing valve has a piston usually; be used to control unlatching and the current size of water inlet to delivery port; existing multiple disclosed prior art is relevant with piston; as No. 98119583.0 " flushing valves of U.S. Si Luowen company " patent is all relevant with piston with No. 01124373.2 " piston flushing valve that has triple filter bypass pipe " patent application, though this kind piston by the operating grip on the flushing valve can control valve water outlet, but complex structure, install inconvenient, because the adapter sleeve bottom of piston bottom is extended with a cylindrical shape cylinder, cause the flushing valve water outlet not smooth, opening and closing are dumb, and the time that reaches max water yield after flushing valve is opened is longer, uses sense inconvenience slightly.
The utility model content
The purpose of this utility model is to solving the problem that prior art exists, and a kind of simple in structure, easy for installation, flushing valve piston that water outlet is unobstructed is provided.
The utility model is achieved in that a kind of flushing valve piston, be by piston body, top cover, spring, piston rod, piston connection sleeve constitutes, piston body has the inner chamber of a hollow, top cover is provided with the limbers and is communicated with the inner chamber of piston body, top cover is positioned at the top of circle tube piston body by being threaded, piston rod part is provided with a switch disk, this switch disk is crimped on the bottom water outlet tapping of piston body inner chamber by an inner seal rings, the upper end of described spring is connected with the soffit of top cover, the lower end of spring is connected with the upper surface of the switch disk of piston rod part, piston connection sleeve is threadedly connected to the bottom of piston body, be provided with lower seal between piston connection sleeve surface and the piston body bottom surface, delivery port with flushing valve seals simultaneously, the outer surface of upper of circle tube piston body is provided with sealing ring, so that the water inlet of the top of piston body and flushing valve sealing, piston body external surface middle part is provided with two fins, form groove between two fins, be provided with O-ring seal in this groove, the apparent surface of two fins is respectively arranged with the anti-clogging intake chamber of some inclinations, described O-ring seal is covered on the anti-clogging intake chamber, have a water inlet aperture in the groove between described anti-clogging intake chamber, the intracavity inter-connection of water inlet aperture and piston body, so that the water inlet of flushing valve flows into the superjacent air space of piston, O-ring seal is with the fin face seal of unslotted, make the water inlet of flushing valve flow into the water inlet aperture through the anti-clogging intake chamber, the piston body overall structure is formed in one, the center of piston connection sleeve has the limbers, top is the threaded connector of hollow, the piston body bottom is provided with the shrinkage pool that matches and be connected with this connector, the delivery port of this shrinkage pool and piston body bottom connects, the cylindrical bar of piston rod passes the limbers of piston connection sleeve and stretches in the flushing valve, the connector of piston connection sleeve is to be connected as a single entity with plates and to constitute, these plates are disc, the disk bottom surface is the plane of an annular, the annular bottom surface edge of plates is extended with the upright sheet of plurality of vertical, and the outer rim development length of this upright sheet is identical with the inner edge development length.
The perpendicular vertical piece of described piston connection sleeve can be provided with ribs.
Described ribs can be triangular shape, is positioned at the inner edge of upright sheet.
Described upright sheet can shrink from top to down and be down trapezoidal shape, and upright sheet outer fringe surface and plates outer fringe surface are positioned on the same periphery.
Water inlet aperture with the piston body external surface is a benchmark, and the angle of inclination of the anti-clogging intake chamber of a side can be acute angle, and the angle of inclination of opposite side can be the obtuse angle.
Described fin external surface can be provided with many group anti-clogging intake chambers.
Described piston body outer surface of upper can be provided with two annular seamed edges up and down, described going up in the annular recess of sealing ring interlocking between this seamed edge.
Described piston body lower surface can be provided with recess, and lower seal is rabbeted in this recess.
The upper surface of piston rod part switch disk can be provided with a boss, and to be connected with the lower end of spring, the soffit of top cover is provided with another boss, and is connected with the upper end of spring.
The soffit of piston rod part switch disk can be provided with annular lip, and this annular lip is crimped on the inner seal rings.
Piston body of the present utility model is an overall structure, top cover and piston connection sleeve adopt the mode that is threaded to be installed on the piston body, easy for installation, inner spring and the piston rod construction that is provided with is simple, the plates of piston connection sleeve are the plane, big at the clearance space between difference interval, independent extended upright sheet and the upright sheet on this plane, water outlet is unobstructed, simultaneously, this overall structure of piston also make piston can be fast in the flushing valve valve body on prisoner and break away from the close mouth of valve seat, reach water outlet purpose efficiently, the unlatching and the closure of flushing valve are more flexible.
Description of drawings
Fig. 1 is the overall structure sectional view of the utility model flushing valve piston;
Fig. 2 is the upward view of piston connection sleeve;
Fig. 3 is the elevation of piston connection sleeve;
Fig. 4 is the vertical view of piston connection sleeve;
Fig. 5 is a piston face anti-clogging intake chamber structural representation.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in detail:
With reference to figure 1-Fig. 6, the flushing valve piston is by piston body 1, top cover 2, spring 3, piston rod 4, piston connection sleeve 5 constitutes, during use, piston is arranged in the flushing valve valve body (accompanying drawing omission), make a sealing load cavity is arranged between top land and the flushing valve top, water inlet aperture by the piston middle part makes the water inlet of flushing valve water inlet be communicated with described pressure cavity through piston cavity simultaneously, the operating grip of flushing valve outside promotes piston rod, piston rod is opened, water in the pressure cavity is discharged from the piston delivery port, piston integral body floats and breaks away from the interior valve seat of flushing valve valve body simultaneously, and the current of water inlet flow out through the delivery port of flushing valve valve seat.
Piston body 1 has the inner chamber of a hollow, top cover 2 is provided with limbers 6 and is communicated with the inner chamber of piston body 1, top cover 2 is positioned at the top of circle tube piston body 1 by being threaded, piston rod 4 tops are provided with a switch disk 7, this switch disk 7 is crimped on the bottom opening place of piston body 1 inner chamber by an inner seal rings 8, the upper end of described spring 3 is connected with the soffit of top cover 2, the lower end of spring 3 is connected with the upper surface of the switch disk 7 at piston rod 4 tops, piston connection sleeve 5 is threadedly connected to the bottom of piston body 1, be provided with lower seal 9 between piston connection sleeve 5 surfaces and piston body 1 bottom surface, during installation, this lower seal 9 is positioned at the valve seat delivery port place of flushing valve valve body, play effect simultaneously with the valve seat delivery port sealing of flushing valve, the outer surface of upper of circle tube piston body 1 is provided with sealing ring 10, after in being installed on flushing valve, last sealing ring 10 seals the space between piston body 1 top and the flushing valve valve interior wall, so that the upper space of piston body 1 forms a sealing load cavity, piston body 1 external surface middle part is provided with two fins, form groove 11 between two fins, be provided with O-ring seal 12 in this groove north, the apparent surface of two fins is respectively arranged with the anti-clogging intake chamber 31 of some inclinations, 32,33,34, described O-ring seal 12 is covered in anti-clogging intake chamber 31,32,33, on 34, at described anti-clogging intake chamber 31,32 and 33, have a water inlet aperture 35 in the groove 11 between 34, the intracavity inter-connection of water inlet aperture 35 and piston body 1, so that the water inlet of flushing valve flows in the sealing load cavity of piston top, O-ring seal 12 is with the fin face seal of unslotted, make the anti-clogging intake chamber 31 of water inlet through tilting of flushing valve, 32,33,34 flow into water inlet aperture 35, can effectively prevent the into obstruction of water aperture 35 like this, piston body 1 overall structure is formed in one, the center of piston connection sleeve 5 has limbers 21, top is the threaded connector 13 of hollow, piston body 1 bottom is provided with the shrinkage pool that matches and be connected with this connector 13, the delivery port of this shrinkage pool and piston body 1 bottom connects, the cylindrical bar of piston rod 4 passes the limbers 21 of piston connection sleeve 5 and stretches in the flushing valve, the connector 13 of piston connection sleeve 5 is to be connected as a single entity with plates 14 and to constitute, these plates 14 are disc, the disk bottom surface is the plane of an annular, the annular bottom surface edge of plates 14 is extended with the upright sheet 15 of plurality of vertical, the outer rim development length that should found sheet 15 is identical with the inner edge development length, make the clearance space between the upright sheet 15 increase, water outlet is unobstructed, the whole come-up easily of piston, water outlet is quick, the opening and closing of flushing valve are more flexible, and are easy to use.
In order to improve the intensity of piston connection sleeve 5, the perpendicular vertical piece 15 of described piston connection sleeve 5 is provided with ribs 16.This ribs 16 is triangular shape, is positioned at the inner edge of upright sheet 15.
Described upright sheet 15 shrinks from top to down and is down trapezoidal shape, can further accelerate water yield, and upright sheet 15 outer fringe surfaces and plates 14 outer fringe surfaces are positioned on the same periphery.
Water inlet aperture with piston body 1 external surface is a benchmark, and the angle of inclination of the anti-clogging intake chamber 31 of a side is an acute angle, and the angle of inclination of opposite side anti-clogging intake chamber 32 is the obtuse angle.Can play the anti-clogging effect better.
Described fin external surface is provided with many group anti-clogging intake chambers (accompanying drawing omission), can improve the application life of piston from a plurality of directions for water inlet aperture 35 provides intake tunnel.
Described piston body 1 outer surface of upper is provided with two annular seamed edges up and down, described going up in the annular recess of sealing ring 10 interlockings between this seamed edge.Easy for installation, good sealing effect.
Described piston body 1 lower surface is provided with recess, and lower seal 9 interlockings are in this recess.Sealing is firm, and lower seal 9 difficult drop-offs.
The upper surface of piston rod 4 top switch disks 7 is provided with a boss 19, is connected with the lower end with spring 3, and the soffit of top cover 2 is provided with another boss 17, and is connected with the upper end of spring 3.Simple in structure, moving flexibly of piston rod 4 helps the floating upward quickly and the sinking of piston integral body, improved the switch flexibility of flushing valve.
The soffit of piston rod 4 top switch disks 7 is provided with annular lip 18, and this annular lip 18 is crimped on the inner seal rings 8.Sealing flexibly, reliably.
Claims (10)
1. flushing valve piston, be by piston body, top cover, spring, piston rod, piston connection sleeve constitutes, it is characterized in that: piston body has the inner chamber of a hollow, top cover is provided with the limbers and is communicated with the inner chamber of piston body, top cover is positioned at the top of circle tube piston body by being threaded, piston rod part is provided with a switch disk, this switch disk is crimped on the bottom water outlet tapping of piston body inner chamber by an inner seal rings, the upper end of described spring is connected with the soffit of top cover, the lower end of spring is connected with the upper surface of the switch disk of piston rod part, piston connection sleeve is threadedly connected to the bottom of piston body, be provided with lower seal between piston connection sleeve surface and the piston body bottom surface, delivery port with flushing valve seals simultaneously, the outer surface of upper of circle tube piston body is provided with sealing ring, piston body external surface middle part is provided with two fins, form groove between two fins, be provided with O-ring seal in this groove, the apparent surface of two fins is respectively arranged with the anti-clogging intake chamber of some inclinations, described O-ring seal is covered on the anti-clogging intake chamber, have a water inlet aperture in the groove between described anti-clogging intake chamber, the intracavity inter-connection of water inlet aperture and piston body, O-ring seal is with the fin face seal of unslotted, the piston body overall structure is formed in one, the center of piston connection sleeve has the limbers, top is the threaded connector of hollow, the piston body bottom is provided with the shrinkage pool that matches and be connected with this connector, the delivery port of this shrinkage pool and piston body bottom connects, the cylindrical bar of piston rod passes the limbers of piston connection sleeve and stretches in the flushing valve, the connector of piston connection sleeve is to be connected as a single entity with plates and to constitute, these plates are disc, the disk bottom surface is the plane of an annular, the annular bottom surface edge of plates is extended with the upright sheet of plurality of vertical, and the outer rim development length of this upright sheet is identical with the inner edge development length.
2. flushing valve piston as claimed in claim 1 is characterized in that: the perpendicular vertical piece of described piston connection sleeve is provided with ribs.
3. flushing valve piston as claimed in claim 2 is characterized in that: described ribs is triangular shape, is positioned at the inner edge of upright sheet.
4. flushing valve piston as claimed in claim 1 is characterized in that: described upright sheet shrinks from top to bottom and is down trapezoidal shape, and upright sheet outer fringe surface and plates outer fringe surface are positioned on the same periphery.
5. as claim 1,2,3 or 4 described flushing valve pistons, it is characterized in that: the water inlet aperture with the piston body external surface is a benchmark, and the angle of inclination of the anti-clogging intake chamber of a side is an acute angle, and the angle of inclination of opposite side is the obtuse angle.
6. flushing valve piston as claimed in claim 5 is characterized in that: described fin external surface is provided with many group anti-clogging intake chambers.
7. flushing valve piston as claimed in claim 5 is characterized in that: described piston body outer surface of upper is provided with two annular seamed edges up and down, described going up in the annular recess of sealing ring interlocking between this seamed edge.
8. flushing valve piston as claimed in claim 7 is characterized in that: described piston body lower surface is provided with recess, and lower seal is rabbeted in this recess.
9. flushing valve piston as claimed in claim 7 is characterized in that: the upper surface of piston rod part switch disk is provided with a boss, and to be connected with the lower end of spring, the soffit of top cover is provided with another boss, and is connected with the upper end of spring.
10. flushing valve piston as claimed in claim 7 is characterized in that: the soffit of piston rod part switch disk is provided with annular lip, and this annular lip is crimped on the inner seal rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520061384 CN2861308Y (en) | 2005-07-20 | 2005-07-20 | Flushing valve piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520061384 CN2861308Y (en) | 2005-07-20 | 2005-07-20 | Flushing valve piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2861308Y true CN2861308Y (en) | 2007-01-24 |
Family
ID=37658937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520061384 Expired - Fee Related CN2861308Y (en) | 2005-07-20 | 2005-07-20 | Flushing valve piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2861308Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104674918A (en) * | 2015-02-10 | 2015-06-03 | 汪志刚 | Drain valve for full-automatic toilet flushing device |
-
2005
- 2005-07-20 CN CN 200520061384 patent/CN2861308Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104674918A (en) * | 2015-02-10 | 2015-06-03 | 汪志刚 | Drain valve for full-automatic toilet flushing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 |