CN109114229A - A kind of multifunctional drain valve - Google Patents
A kind of multifunctional drain valve Download PDFInfo
- Publication number
- CN109114229A CN109114229A CN201811348567.2A CN201811348567A CN109114229A CN 109114229 A CN109114229 A CN 109114229A CN 201811348567 A CN201811348567 A CN 201811348567A CN 109114229 A CN109114229 A CN 109114229A
- Authority
- CN
- China
- Prior art keywords
- valve
- sliding slot
- sealing ring
- cylinder
- spool
- 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.)
- Withdrawn
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
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- 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
- F16K1/42—Valve seats
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
-
- 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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a kind of multifunctional drain valves, including valve seat, spool, valve deck and valve rod, which is characterized in that is the conical surface at the valve seat and the liquid outlet of spool cooperation, the outer surface of spool is the tapered surface with cone match；The valve seat offers annular groove at the liquid outlet conical surface, and the sealing ring for being in contact with it cooperation is equipped in annular groove, and sealing ring upper surface is inverted cone surface, and lower end and bottom portion of groove are equipped with multiple compressed springs；The valve deck upper end is fixed with sealing device outside valve rod；The sealing device includes the cylinder being fixed on valve deck, is equipped with sealing ring in cylinder, and sealing ring is engaged with valve stem seal；The sealing ring outer surface is up-small and down-big tapered surface.The present invention is conducive to promote and apply.
Description
Technical field
The present invention relates to blowdown valve technical fields, in particular to a kind of multifunctional drain valve.
Background technique
Multifunctional drain valve is widely used in the industrial circles such as petroleum, chemical industry, power generation, papermaking, atomic energy, aviation, rocket
In daily life, for existing blowdown valve since long term wear leads to not be fully sealed, blowdown valve will be out of hand
The effect shut off will cause unnecessary economy and property loss, or even cause unnecessary safety accident.
Summary of the invention
The purpose of the present invention is to provide a kind of multifunctional drain valves, so as to solve the deficiencies in the prior art.
Purpose to realize the present invention, the technical solution of use are as follows: a kind of multifunctional drain valve, including valve seat, spool, valve deck
And valve rod, which is characterized in that be the conical surface at the valve seat and the liquid outlet of spool cooperation, the outer surface of spool is and cone match
Tapered surface；The valve seat offers annular groove at the liquid outlet conical surface, is equipped in annular groove and is in contact with it the close of cooperation
Seal ring, sealing ring upper surface are inverted cone surface, and lower end and bottom portion of groove are equipped with multiple compressed springs；The valve deck upper end is in valve rod
It is fixed with sealing device outside；The sealing device includes the cylinder being fixed on valve deck, sealing ring is equipped in cylinder, and seal
Circle is engaged with valve stem seal；The sealing ring outer surface is up-small and down-big tapered surface；It is equipped with throw-out collar in the cylinder, pushes away
The periphery of ring and the inner headed face of cylinder are engaged, and the inner surface of throw-out collar is the conical surface matched with the tapered surface of sealing ring；
The cylinder upper end is equipped with lid；Spring is equipped between the external lid of the valve rod and throw-out collar；The valve deck upper end is filled in sealing
Sleeve is fixed with outside setting；The valve rod side is fixed with sliding block；The sleeve offers the longitudinal chute with sliding block cooperation；
High-order sliding slot and the low level sliding slot below high-order sliding slot are offered on the sleeve；The high position sliding slot and low level sliding slot point
It is not communicated with longitudinal chute；The valve seat lower end is equipped with sewage draining exit, and sewage draining exit is round, and valve seat is equipped with cylinder at sewage draining exit
Block, the periphery of cylindrical piece are tapered surface, and cylindrical piece outside diameter is greater than the diameter of sewage draining exit, and the end diameter of cylindrical piece is less than
The diameter of sewage draining exit, and cylindrical piece big end is located at the top of sewage draining exit；The lower end of the cylindrical piece is equipped with screw rod, sets in sewage draining exit
There is the guide sleeve with screw flight cooperation, guide sleeve is fixed on valve seat by multiple connecting rods.
Further, the cylinder and lid are detachably connected by screw.
Further, the cylinder is arranged in sleeve.
Further, the sliding block is slidably cooperatively connected with high-order sliding slot and low level sliding slot respectively.
Further, the valve rod is detachably connected with spool.
Further, the valve rod and spool are detachably connected by screw.
Further, the valve deck and valve seat are detachably connected by bolt.
Further, the sliding block and valve rod weld.
Further, the plane that the high-order sliding slot is formed is vertical with longitudinal chute.
Further, the plane that the low level sliding slot is formed is vertical with longitudinal chute.
Further, the valve rod upper end is equipped with handle.
Using the present invention has the advantage that
The present invention first rotates to sliding block in longitudinal chute when needing to open blowdown valve, then pulls up valve rod,
Valve rod band movable slider is moved upwards up at high-order sliding slot, rotates to sliding block in high-order sliding slot, to realize that spool is upward
It is mobile to open blowdown valve.When needing to close blowdown valve, sliding block is rotated in longitudinal chute first, it is then that valve rod is downward
It pushes away, valve rod band movable slider is moved down at low level sliding slot, rotates to sliding block in low level sliding slot, realizes spool to moving down
It moves and is sealed with valve seat liquid outlet and cooperated, to close blowdown valve.The present invention can fast implement opening or closing for blowdown valve.
The present invention pushes throw-out collar by spring, due to throw-out collar and sealing ring cone match, so that upper seal be made to compress
Valve rod avoids the medium in valve seat from revealing along upper valve rod direction, it can be achieved that automatic compensation sealing.
The present invention acts in compressed spring when the liquid outlet of valve seat is engaged with spool, can make annular ring upper end
Inverted cone surface is tightly attached on spool, to realize preferable sealing effect.
The present invention is by rotary screw, since screw rod and guide sleeve are threadedly engaged, makes screw rod that cylindrical piece be driven to move up, from
And sewage draining exit is opened, the convenient cleaning to the solid impurity gathered in valve, be ensure that the using effect of valve, is also improved valve
The corrosion resistance and wearability of door.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of multifunctional drain valve provided by the invention；
Fig. 2 is the structural schematic diagram of sleeve；
Fig. 3 is the cooperation schematic diagram of valve seat and spool；
Fig. 4 is the structural schematic diagram of sewage draining exit.
Specific embodiment
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Fig. 1-4 shows multifunctional drain valve provided by the invention, including valve seat 1, spool 11, valve deck 2 and valve rod 5；Institute
It states for the conical surface at the liquid outlet 101 that valve seat 1 and spool 11 cooperate, the outer surface of spool 11 is the tapered surface with cone match；Institute
It states valve seat 1 and offers annular groove at the liquid outlet conical surface, the sealing ring 13 for being in contact with it cooperation, sealing are equipped in annular groove
13 upper surface of ring is inverted cone surface, and lower end and bottom portion of groove are equipped with multiple compressed springs 12；2 upper end of valve deck is outside valve rod 5
It is fixed with sealing device；The sealing device includes the cylinder 3 being fixed on valve deck 2, and sealing ring 16 is equipped in cylinder 3, and
Sealing ring 16 and the cooperation in sealing contact of valve rod 5；16 outer surface of sealing ring is up-small and down-big tapered surface；It is set in the cylinder
There is throw-out collar 9, the inner headed face of the periphery and cylinder 3 of throw-out collar 9 is engaged, and the inner surface of throw-out collar 9 is the taper with sealing ring 16
The conical surface that face matches；3 upper end of cylinder is equipped with lid 4；Spring 8 is equipped between the external lid 4 of the valve rod 5 and throw-out collar 9；
2 upper end of valve deck is fixed with sleeve 10 outside sealing device；5 side of valve rod is fixed with sliding block 7；The sleeve 10
Offer the longitudinal chute 6 cooperated with sliding block 7；High-order sliding slot 15 is offered on the sleeve 10 and is located at high-order 15 lower section of sliding slot
Low level sliding slot 14；The high position sliding slot 15 and low level sliding slot 14 are communicated with longitudinal chute 6 respectively；1 lower end of valve seat is equipped with
Sewage draining exit, sewage draining exit are round, and valve seat 1 is equipped with cylindrical piece 22 at sewage draining exit, and the periphery of cylindrical piece 22 is tapered surface, circle
22 outside diameter of column block is greater than the diameter of sewage draining exit, and the end diameter of cylindrical piece 22 is less than the diameter of sewage draining exit, and cylindrical piece 22
Big end be located at the top of sewage draining exit；The lower end of the cylindrical piece 22 is equipped with screw rod 21, is equipped with and 21 screw thread of screw rod in sewage draining exit
The guide sleeve 24 of cooperation, guide sleeve 24 are fixed on valve seat 1 by multiple connecting rods 23.
Cylinder 3 is detachably connected with lid 4 by screw；The cylinder 3 is arranged in sleeve 10；The sliding block 7 is distinguished
It is slidably cooperatively connected with high-order sliding slot 15 and low level sliding slot 14；The valve rod 5 is detachably connected with spool 11；The valve rod 5
It is detachably connected with spool 11 by screw；The valve deck 2 is detachably connected with valve seat 1 by bolt；The sliding block 7 and valve rod
5 welding；The plane that the high position sliding slot 15 is formed is vertical with longitudinal chute 6；The plane and longitudinal direction that the low level sliding slot 14 is formed
Sliding slot 6 is vertical；5 upper end of valve rod is equipped with handle.
The present invention first rotates to sliding block 7 in longitudinal chute 14 when needing to open blowdown valve, then by valve rod 5 to
Pull-up, valve rod 5 are moved upwards up at high-order sliding slot 15 with movable slider 7, rotate to sliding block 7 in high-order sliding slot 15, thus
Realize that spool 11 moves up opening blowdown valve.When needing to close blowdown valve, sliding block 7 is rotated in longitudinal chute 6 first,
Then valve rod 5 is pushed down on, valve rod 5 is moved down at low level sliding slot 14 with movable slider 7, and sliding block 7 is finally made to rotate to low level
In sliding slot 14, realizes that spool 11 is moved down and sealed with valve seat liquid outlet 101 and cooperate, to close blowdown valve.The present invention can
Fast implement opening or closing for blowdown valve.
The present invention pushes throw-out collar 9 by spring 8, due to throw-out collar 9 and 16 cone match of sealing ring, so that sealing ring 16 be made to press
Tight upper valve rod 5 avoids the medium in valve seat 1 from revealing along 5 direction of upper valve rod, it can be achieved that automatic compensation sealing.
The present invention acts in compressed spring 12 when the liquid outlet 101 of valve seat is engaged with spool 11, annular can be made close
The inverted cone surface of 13 upper end of seal is tightly attached on spool 11, to realize preferable sealing effect.
The present invention is by rotary screw 21, since screw rod 21 and guide sleeve 24 are threadedly engaged, screw rod 21 is made to drive cylindrical piece 22
It moves up, so that sewage draining exit is opened, the convenient cleaning to the solid impurity gathered in valve ensure that the use effect of valve
Fruit also improves the corrosion resistance and wearability of valve.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of multifunctional drain valve, including valve seat, spool, valve deck and valve rod, which is characterized in that the valve seat and spool cooperate
Liquid outlet at be the conical surface, the outer surface of spool is the tapered surface with cone match；The valve seat opens up at the liquid outlet conical surface
Have an annular groove, be equipped with the sealing ring for being in contact with it cooperation in annular groove, sealing ring upper surface is inverted cone surface, lower end with it is recessed
Trench bottom is equipped with multiple compressed springs；The valve deck upper end is fixed with sealing device outside valve rod；The sealing device includes
The cylinder being fixed on valve deck, cylinder is interior to be equipped with sealing ring, and sealing ring is engaged with valve stem seal；The sealing ring appearance
Face is up-small and down-big tapered surface；Throw-out collar is equipped in the cylinder, the periphery of throw-out collar and the inner headed face of cylinder are engaged, push away
The inner surface of ring is the conical surface matched with the tapered surface of sealing ring；The cylinder upper end is equipped with lid；The external lid of valve rod
Spring is equipped between body and throw-out collar；The valve deck upper end is fixed with sleeve outside sealing device；The valve rod side fixation is set
There is sliding block；The sleeve offers the longitudinal chute with sliding block cooperation；High-order sliding slot is offered on the sleeve and is located at a high position
Low level sliding slot below sliding slot；The high position sliding slot and low level sliding slot are communicated with longitudinal chute respectively；The valve seat lower end is equipped with
Sewage draining exit, sewage draining exit are round, and valve seat is equipped with cylindrical piece at sewage draining exit, and the periphery of cylindrical piece is tapered surface, cylindrical piece
Outside diameter is greater than the diameter of sewage draining exit, and the end diameter of cylindrical piece is less than the diameter of sewage draining exit, and cylindrical piece big end is located at row
The top of dirty mouth；The lower end of the cylindrical piece is equipped with screw rod, is equipped with the guide sleeve cooperated with screw flight in sewage draining exit, guide sleeve passes through
Multiple connecting rods are fixed on valve seat.
2. multifunctional drain valve according to claim 1, it is characterised in that: the cylinder is detachable by screw with lid
Connection.
3. multifunctional drain valve according to claim 1, it is characterised in that: the cylinder is arranged in sleeve.
4. multifunctional drain valve according to claim 1, it is characterised in that: the sliding block respectively with high-order sliding slot and low level
Sliding slot is slidably cooperatively connected.
5. multifunctional drain valve according to claim 1, it is characterised in that: the valve rod is detachably connected with spool.
6. multifunctional drain valve according to claim 1, it is characterised in that: the valve deck is detachable by bolt with valve seat
Connection.
7. multifunctional drain valve according to claim 1, it is characterised in that: the sliding block and valve rod weld.
8. multifunctional drain valve according to claim 1, it is characterised in that: the plane and longitudinal direction that the high position sliding slot is formed
Sliding slot is vertical.
9. multifunctional drain valve according to claim 1, it is characterised in that: the plane and longitudinal direction that the low level sliding slot is formed
Sliding slot is vertical.
10. multifunctional drain valve according to claim 1, it is characterised in that: the valve rod upper end is equipped with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348567.2A CN109114229A (en) | 2018-11-13 | 2018-11-13 | A kind of multifunctional drain valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348567.2A CN109114229A (en) | 2018-11-13 | 2018-11-13 | A kind of multifunctional drain valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109114229A true CN109114229A (en) | 2019-01-01 |
Family
ID=64854018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811348567.2A Withdrawn CN109114229A (en) | 2018-11-13 | 2018-11-13 | A kind of multifunctional drain valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109114229A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503188A (en) * | 2021-01-04 | 2021-03-16 | 李红 | Natural gas is with low temperature trip valve that has anti-leakage structure |
-
2018
- 2018-11-13 CN CN201811348567.2A patent/CN109114229A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503188A (en) * | 2021-01-04 | 2021-03-16 | 李红 | Natural gas is with low temperature trip valve that has anti-leakage structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190101 |