CN108662170A - Slurry special service valve - Google Patents
Slurry special service valve Download PDFInfo
- Publication number
- CN108662170A CN108662170A CN201810763368.1A CN201810763368A CN108662170A CN 108662170 A CN108662170 A CN 108662170A CN 201810763368 A CN201810763368 A CN 201810763368A CN 108662170 A CN108662170 A CN 108662170A
- Authority
- CN
- China
- Prior art keywords
- valve
- flap
- additionally provided
- soft seal
- special service
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
- F16K41/04—Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
A kind of slurry special service valve; the dual-seal sealed using soft seal and firmly; valve valve sealing face in standard-sized sheet and full closing state is set not washed away by medium; it is not easy to be washed away by slurry and corrosiveness by adequately being protected; soft seal can be compensated effectively after being worn in switching process; hard sealing is a kind of reinforcement of soft seal; more one insure again; soft seal can also be kept more reliable by the pretightning force being loaded into hard sealing; soft seal sub-assembly needs replacing also fairly simple after long-term use, and cost is also very low.
Description
Technical field
Present invention relates particularly to valve technology fields, and in particular to a kind of slurry special service valve.
Background technology
Slurry special service valve mainly solves industrial slurry and contains solid powder suspension, and has certain corrosivity, to valve sealing face
Have it is stronger wash away and corrosivity, therefore, existing slurry special service valve is often due to wash away and corrosiveness, so as to cause slurry
The service life of special service valve is very short, and durable performance is bad, therefore, is now badly in need of a kind of special with strong resistance to erosion and corrosive slurry
Use valve.
Invention content
It is in order to solve the defects of prior art and insufficient.The present invention provides a kind of slurry special service valve, using soft seal and
The dual-seal sealed firmly makes valve valve sealing face in standard-sized sheet and full closing state not washed away by medium, is adequately protected
Shield is got up, and is not easy to be washed away by slurry and corrosiveness.
The technical solution that the present invention uses is：A kind of slurry special service valve, including valve body, the valve body are equipped with valve
Lid, the valve body is interior to be equipped with valve rod, and the top of the valve rod is equipped with operating mechanism, inlet channel is equipped in the valve body
And outlet flow, the connector of connection inlet channel and outlet flow, the front end of the valve rod are additionally provided in the valve body
Equipped with flap, the bottom of the flap is equipped with first through hole, and the side wall of the flap is equipped with the second through-hole, the valve
The connector of valve and valve body coordinates, and soft seal component, the valve are additionally provided between the valve body and flap at the connector
Soft seal coordinates at the connector of valve and valve body, and the flap obtains and is additionally provided with hard sealing surface on side wall, the flap and valve
At the connector of body also there is hard sealing to coordinate, the flap is close including flap side wall on the upside of the second through-hole and soft seal component
The open position of flap side wall and the sealing cooperation of soft seal component on the downside of the closed position and the second through-hole of cooperation is sealed, it is described
On flap side wall the open height of the second through-hole in valve wide open higher than the height of soft seal component.
The soft seal component is made of first seal and second seal, the first seal and second close
Wedge surface coordinates between sealing.
Cylinder sleeve is additionally provided in the valve body, the cylinder sleeve is located in the outlet flow on connector top and and soft seal
Component extrusion fit.
Boss is additionally provided on the inside of the cylinder sleeve, the side wall of the flap is equipped with limiting section, and the flap is logical
Cross preload of the boss limit cooperation realization of limiting section and cylinder sleeve to soft seal component.
Hard sealing surface is additionally provided on the contact surface of the limiting section and boss, it is hard close between the limiting section and boss
Envelope cooperation.
It is additionally provided with preloading spring between the cylinder sleeve and valve deck.
It is additionally provided with packing cavity between the valve deck and valve rod, is equipped with filler in the packing cavity, on the filler
It is additionally provided with sealing shroud, grease pouring valve is additionally provided on the side wall of the valve deck at the filler.
It is additionally provided with O-ring on the inner wall of the sealing shroud and packing cavity.
The soft seal component forms with two pieces of first seals and one piece of second seal wedge surface, and described
It is additionally provided with O-ring between two sealing elements and the contact surface of flap side wall.
The beneficial effects of the invention are as follows：The present invention provides a kind of slurry special service valves, and what is sealed using soft seal and firmly is double
Resealing makes valve valve sealing face in standard-sized sheet and full closing state not washed away by medium, is not easy by adequately protecting
It is washed away by slurry and corrosiveness, soft seal can be compensated effectively after being worn in switching process, hard sealing is soft close
A kind of reinforcement of envelope, more one insure again, soft seal can also be kept more reliable by the pretightning force being loaded into hard sealing, soft
Seal assembly needs replacing also fairly simple after long-term use, and cost is also very low.
Description of the drawings
Fig. 1 is cross-sectional view of the present invention.
Fig. 2 is enlarged drawing at I of the present invention.
1- valve bodies in figure, 2- valve decks, 3- valve rods, 4- operating mechanisms, 5- soft seal components, the hard sealing surfaces of 6-, 7- cylinder sleeves, 8-
Preloading spring, 9- sealing shrouds, 11- inlet channels, 12- outlet flows, 13- connectors, 41- first through hole, the second through-holes of 42-,
43- limiting sections, 51- first seals, 52- second seals, 71- boss, 91- grease pouring valves.
Specific implementation mode
In order to be more clearly understood that the technology contents of the present invention, spy are lifted following embodiment and are described in detail.
As shown in Figure 1 and Figure 2, a kind of slurry special service valve, including valve body 1, the valve body 1 is equipped with valve deck 2, described
Valve rod 3 is equipped in valve body 1, the top of the valve rod 3 is equipped with operating mechanism 4,11 He of inlet channel is equipped in the valve body 1
Outlet flow 12 is additionally provided with the connector 13 of connection inlet channel 11 and outlet flow 12, the valve rod in the valve body 1
3 front end is equipped with flap 4, and the bottom of the flap 4 is equipped with first through hole 41, and the side wall of the flap 4 is equipped with second
The connector 13 of through-hole 42, the flap 4 and valve body 1 coordinates, between the valve body 1 and flap 4 at the connector 13 also
Equipped with soft seal component 5, the soft seal component 5 is made of first seal 51 and second seal 52, and described first
Wedge surface coordinates between sealing element 51 and second seal 52.Coordinate the sealing effect for increasing soft seal component by wedge surface, it is described
Flap 4 and valve body 1 connector 13 at soft seal coordinate, the flap 4 be additionally provided with hard sealing surface 6 on side wall, it is described
Flap 4 and valve body 1 connector 13 at also there is hard sealing to coordinate, the flap 4 includes 42 upside flap 4 of the second through-hole
Side wall and the closed position of the sealing cooperation of soft seal component 5 and 42 downside flap of the second through-hole, 4 side wall and soft seal component 5 are close
The open position for sealing cooperation, the open height of the second through-hole 42 is higher than soft seal in valve wide open on 4 side wall of flap
The height of component 5 makes valve valve sealing face in standard-sized sheet and full closing state not washed away by medium, is adequately protected
Come；Soft seal can be compensated effectively after being worn in switching process, and hard sealing is a kind of reinforcement of soft seal, more weights
Insurance can also keep soft seal more reliable by the pretightning force being loaded into hard sealing；Soft seal sub-assembly makes for a long time
Needed replacing after also fairly simple, cost is also very low.
Be additionally provided with cylinder sleeve 7 in the valve body 1, the cylinder sleeve 7 be located in the outlet flow 12 on 13 top of connector and
With 5 extrusion fit of soft seal component.The inside of the cylinder sleeve 7 is additionally provided with boss 71, and the side wall of the flap 4 is equipped with limit
Position portion 43, the flap 4 realize the preload to soft seal component 5 by the limit cooperation of the boss 71 of limiting section 43 and cylinder sleeve 7.
It is additionally provided with preloading spring 8 between the cylinder sleeve 7 and valve deck 2.
The limiting section 43 is additionally provided with hard sealing surface 6, the limiting section 43 and boss on the contact surface of boss 71
Sealing cooperation firmly between 71.
It is additionally provided with packing cavity between the valve deck 2 and valve rod 3, filler, the filler are equipped in the packing cavity
On be additionally provided with sealing shroud 9, be additionally provided with grease pouring valve 91 on the side wall of the valve deck 2 at the filler.
The sealing shroud 9 is additionally provided with O-ring on the inner wall of packing cavity.
The soft seal component 5 forms with two pieces of first seals 51 and one piece of 52 wedge surface of second seal, institute
It is additionally provided with O-ring between the contact surface of 4 side wall of the second seal 52 stated and flap.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply opposite
Importance.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than.Every technical staff's notice：Although the present invention is described according to above-mentioned specific implementation mode, the hair of the present invention
Bright thought is not limited in the invention, and any repacking with inventive concept will all be included in this patent scope of patent protection
It is interior.
Claims (9)
1. a kind of slurry special service valve, including valve body（1）, the valve body（1）It is equipped with valve deck（2）, the valve body（1）Inside set
There is valve rod（3）, the valve rod（3）Top be equipped with operating mechanism（4）, the valve body（1）It is interior to be equipped with inlet channel（11）
And outlet flow（12）, the valve body（1）Inside it is additionally provided with connection inlet channel（11）And outlet flow（12）Connector
（13）, the valve rod（3）Front end be equipped with flap（4）, the flap（4）Bottom be equipped with first through hole（41）, described
Flap（4）Side wall be equipped with the second through-hole（42）, the flap（4）With valve body（1）Connector（13）Cooperation, it is special
Sign is, the connector（13）The valve body at place（1）With flap（4）Between be additionally provided with soft seal component（5）, the flap
（4）With valve body（1）Connector（13）Locate soft seal cooperation, the flap（4）It obtains and is additionally provided with hard sealing surface on side wall（6）,
The flap（4）With valve body（1）Connector（13）Also there is hard sealing to coordinate at place, the flap（4）It is logical including second
Hole（42）Upside flap（4）Side wall and soft seal component（5）Seal closed position and the second through-hole of cooperation（42）Lower side valve
Valve（4）Side wall and soft seal component（5）Seal the open position of cooperation, the flap（4）Second through-hole on side wall（42）'s
Open height is higher than soft seal component in valve wide open（5）Height.
2. slurry special service valve according to claim 1, which is characterized in that the soft seal component（5）By the first sealing
Part（51）And second seal（52）Composition, the first seal（51）And second seal（52）Between wedge surface coordinate.
3. slurry special service valve according to claim 2, which is characterized in that the valve body（1）Inside it is additionally provided with cylinder sleeve（7）,
The cylinder sleeve（7）Positioned at connector（13）The outlet flow on top（12）It is interior and with soft seal component（5）Extrusion fit.
4. slurry special service valve according to claim 3, which is characterized in that the cylinder sleeve（7）Inside be additionally provided with boss
（71）, the flap（4）Side wall be equipped with limiting section（43）, the flap（4）Pass through limiting section（43）With cylinder sleeve（7）
Boss（71）Limit cooperation is realized to soft seal component（5）Preload.
5. slurry special service valve according to claim 4, which is characterized in that the limiting section（43）With boss（71）Connect
Hard sealing surface is additionally provided in contacting surface（6）, the limiting section（43）With boss（71）Between firmly sealing cooperation.
6. slurry special service valve according to claim 3, which is characterized in that the cylinder sleeve（7）With valve deck（2）Between also set
There is preloading spring（8）.
7. slurry special service valve according to claim 1, which is characterized in that the valve deck（2）With valve rod（3）Between also set
There is packing cavity, filler is equipped in the packing cavity, sealing shroud is additionally provided on the filler（9）, the valve at the filler
Lid（2）Side wall on be additionally provided with grease pouring valve（91）.
8. slurry special service valve according to claim 7, which is characterized in that the sealing shroud（9）With the inner wall of packing cavity
On be additionally provided with O-ring.
9. slurry special service valve according to claim 2, which is characterized in that the soft seal component（5）By two piece first
Sealing element（51）With one piece of second seal（52）Wedge surface coordinates, the second seal（52）With flap（4）Side wall
Contact surface between be additionally provided with O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763368.1A CN108662170B (en) | 2018-07-12 | 2018-07-12 | Special valve for slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763368.1A CN108662170B (en) | 2018-07-12 | 2018-07-12 | Special valve for slurry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108662170A true CN108662170A (en) | 2018-10-16 |
| CN108662170B CN108662170B (en) | 2021-05-07 |
Family
ID=63774112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810763368.1A Active CN108662170B (en) | 2018-07-12 | 2018-07-12 | Special valve for slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108662170B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2140999Y (en) * | 1992-12-21 | 1993-08-25 | 荣成市高压泵阀厂 | Plunger valve |
| CN2250458Y (en) * | 1995-07-27 | 1997-03-26 | 荣成市高压泵阀厂 | Balanced multifunctional valve |
| CN101806363A (en) * | 2010-04-30 | 2010-08-18 | 南京理工大学 | High-pressure high-temperature two-way balance stop valve |
| CN202302019U (en) * | 2011-09-29 | 2012-07-04 | 天津百利展发集团有限公司 | Double sealed sleeve type throttle valve |
| CN202612828U (en) * | 2012-06-25 | 2012-12-19 | 方圆阀门集团丽水有限公司 | Valve rod sealing structure |
| US20130319557A1 (en) * | 2012-06-05 | 2013-12-05 | Hunting Energy Services, Inc. | Metal Reinforced Seal Plate for Pilot Actuated Spool Valve |
| CN203442151U (en) * | 2013-08-28 | 2014-02-19 | 浙江贝尔控制阀门有限公司 | Automatic compensation sleeve double-seat valve |
| CN103671983A (en) * | 2013-12-07 | 2014-03-26 | 锦州高压阀门厂 | Balanced double-sleeve type multipurpose valve with throttling, stopping and adjusting functions |
| CN208619712U (en) * | 2018-07-12 | 2019-03-19 | 宣达实业集团有限公司 | Slurry special service valve |
-
2018
- 2018-07-12 CN CN201810763368.1A patent/CN108662170B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2140999Y (en) * | 1992-12-21 | 1993-08-25 | 荣成市高压泵阀厂 | Plunger valve |
| CN2250458Y (en) * | 1995-07-27 | 1997-03-26 | 荣成市高压泵阀厂 | Balanced multifunctional valve |
| CN101806363A (en) * | 2010-04-30 | 2010-08-18 | 南京理工大学 | High-pressure high-temperature two-way balance stop valve |
| CN202302019U (en) * | 2011-09-29 | 2012-07-04 | 天津百利展发集团有限公司 | Double sealed sleeve type throttle valve |
| US20130319557A1 (en) * | 2012-06-05 | 2013-12-05 | Hunting Energy Services, Inc. | Metal Reinforced Seal Plate for Pilot Actuated Spool Valve |
| CN202612828U (en) * | 2012-06-25 | 2012-12-19 | 方圆阀门集团丽水有限公司 | Valve rod sealing structure |
| CN203442151U (en) * | 2013-08-28 | 2014-02-19 | 浙江贝尔控制阀门有限公司 | Automatic compensation sleeve double-seat valve |
| CN103671983A (en) * | 2013-12-07 | 2014-03-26 | 锦州高压阀门厂 | Balanced double-sleeve type multipurpose valve with throttling, stopping and adjusting functions |
| CN208619712U (en) * | 2018-07-12 | 2019-03-19 | 宣达实业集团有限公司 | Slurry special service valve |
Non-Patent Citations (1)
| Title |
|---|
| 陆培文 等: "《阀门选用手册》", 31 May 2005, 机械工业出版社 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108662170B (en) | 2021-05-07 |
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