CN109058487A - A kind of displacement adjustable pneumatic regulating valve of two-seater - Google Patents
A kind of displacement adjustable pneumatic regulating valve of two-seater Download PDFInfo
- Publication number
- CN109058487A CN109058487A CN201811303721.4A CN201811303721A CN109058487A CN 109058487 A CN109058487 A CN 109058487A CN 201811303721 A CN201811303721 A CN 201811303721A CN 109058487 A CN109058487 A CN 109058487A
- Authority
- CN
- China
- Prior art keywords
- valve
- adjusting
- rod
- flap
- adjusting rod
- 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- Withdrawn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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
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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
-
- 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
- F16K1/44—Details of seats or valve members of double-seat valves
-
- 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
- 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
- F16K1/48—Attaching valve members to screw-spindles
- F16K1/487—Attaching valve members to screw-spindles by a fixing element extending in the axial direction of the spindle, e.g. a screw
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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
-
- 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
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
-
- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
-
- 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
Abstract
The present invention relates to a kind of displacement adjustable pneumatic regulating valve of two-seater, it is characterized by: the valve further includes vertically arranged adjusting rod, the adjusting rod upper end is protruded into inside upper flap after upwardly penetrating through lower Disc and lower valve rod, adjusting rod upper end, which is equipped with, limits the adjusting rod limited block mobile relative to upper flap, adjusting rod upper end is additionally provided with adjusting external screw thread, lift block and anti-rotation groove are additionally provided with inside upper flap, lift block top is equipped with the adjusting internal screw thread matched with adjusting external screw thread, the anti-rotation shin for protruding into anti-rotation groove is equipped with outside lift block, lower valve rod is extended upwardly into upper flap and is fixedly connected with lift block, adjusting rod lower end extends downwardly valve body, vertical card slot is equipped at adjusting rod lower end, adjusting set and lateral pin are equipped in the lower section of valve body, lateral pin is connect after being horizontally through vertical card slot with adjusting set, rotation adjusting set can drive adjusting rod to rotate, tool Have the advantages that good airproof performance, adjusting is stable, vibration proof is good.
Description
Technical field
The present invention relates to a kind of regulating valve more particularly to a kind of displacement adjustable pneumatic regulating valve of two-seater.
Background technique
Double seat regulating valve specifically includes that valve body, upper valve base, lower valve base, upper flap, lower Disc, valve inner be equipped with into
Mouth channel and exit passageway, intake channel lateral arrangement, exit passageway are arranged at horizontal y-type structure, intake channel and exit passageway
Between be equipped with the cavity wall of horizontal U-shaped structure, the top of cavity wall is arranged in upper valve base, and the lower part of cavity wall, upper and lower valve seat is arranged in lower valve base
Upper end be respectively equipped with upper and lower sealing surface of seat, upper and lower flap is fixed on the lower part of valve rod at tandem, upper and lower flap this
Equipped with lower valve rod, upper flap setting outlet upper part of channel, lower Disc setting is respectively equipped in the middle part of intake channel, upper and lower flap
Upper and lower valve clack sealing surface can control upper and lower valve clack sealing surface and upper and lower sealing surface of seat by moving up and down upper valve rod respectively
The distance between, so that playing the role of regulating valve goes out pressure, flow, and its shortcoming is that: due to mismachining tolerance, assembly etc.
Influence, when mobile upper valve rod, the distance between upper flap sealing surface and upper valve base sealing surface can not be with lower Disc sealing surfaces
The distance between lower valve base sealing surface is consistent, when needing to close the valve, is unable to reach whole sealing status, leakage rate is big, together
When upper flap and lower Disc between be fixedly installed, have processing difficulties, technological deficiency at high cost.
Summary of the invention
For technological deficiency existing in the prior art, the present invention provides a kind of using good airproof performance, adjusting stabilization, vibrationproof
A kind of good displacement adjustable pneumatic regulating valve of two-seater of dynamic property.
The present invention realizes by following technical solution:
A kind of displacement adjustable pneumatic regulating valve of two-seater, comprising: valve body, upper valve base, lower valve base, upper flap, lower Disc, valve
Lid, upper valve rod, bracket and pneumatic actuating device, valve inner be equipped with intake channel and exit passageway, intake channel lateral arrangement,
Exit passageway is arranged at horizontal y-type structure, and the cavity wall of horizontal U-shaped structure, upper valve base setting are equipped between intake channel and exit passageway
On the top of cavity wall, the lower part of cavity wall is arranged in lower valve base, and the upper end of upper and lower valve seat is respectively equipped with upper and lower sealing surface of seat,
Upper and lower flap is mounted on the lower section of upper valve rod at tandem, is equipped with lower valve rod, lower valve rod lower end and lower valve between upper and lower flap
Valve is fixedly connected, and upper flap setting is set in the middle part of intake channel, upper and lower flap respectively in exit passageway top, lower Disc setting
There is upper and lower valve clack sealing surface, in valve body upper end, valve deck upper end is equipped with groove for valve deck setting, is equipped with filler, groove top in groove
It is additionally provided with gland, gland compresses downwards filler, and pedestal lower end is fixedly mounted on valve deck top, and pneumatic actuating device is mounted on bracket
Top, upper valve rod upper end upwardly penetrate through valve deck, groove and bracket and protrude into pneumatic actuating device, and upper valve rod lower end and upper flap are solid
Fixed connection, it is characterised in that: the valve further includes vertically arranged adjusting rod, which upwardly penetrates through lower Disc and lower valve
It is protruded into inside upper flap after bar, adjusting rod upper end, which is equipped with, limits the adjusting rod limited block mobile relative to upper flap, adjusting rod
Upper end is additionally provided with adjusting external screw thread, and lift block and anti-rotation groove are additionally provided with inside upper flap, and lift block top is equipped with and adjusts outer spiral shell
The adjusting internal screw thread that line matches, lift block outside are equipped with the anti-rotation shin for protruding into anti-rotation groove, and lower valve rod extends upwardly into upper flap
And be fixedly connected with lift block, equipped with fixed block, fixed block is equipped with and guiding above and below the formation of lower valve rod outside for upper flap lower end
Pilot hole, adjusting rod lower end extend downwardly valve body, are equipped with vertical card slot at adjusting rod lower end, are equipped with adjusting set in the lower section of valve body
And lateral pin, lateral pin are connect after being horizontally through vertical card slot with adjusting set, rotation adjusting set can drive adjusting rod to rotate, valve body lower portion
Outside is additionally provided with locking device, which can prevent
Adjusting set rotation.
Further, the adjusting set lower part is tubular structure, the both ends of the lateral pin tube wall with adjusting set lower part respectively
It forms a fixed connection.
Further, the adjusting set upper side is equipped with the plate of circular plate type, and the locking device includes locking wall and determines
Position screw locks wall l-shaped structure, and hinged connection is formed on the outside of locking wall upper end and valve body lower portion, and positioning screw setting exists
Lock wall lower part.
Further, rubber seal is equipped between the adjusting rod outer circle and lower Disc.
Further, between the valve body and valve deck be equipped with guide sleeve, upper flap top be equipped with formed with guide sleeve,
The guide rod of lower guiding.
The present invention has the advantages that the setting of adjusting rod, when opening/shutting valve, it is ensured that upper flap sealing surface and upper valve base sealing
The distance between face is consistent with the distance between lower Disc sealing surface and lower valve base sealing surface, has the advantages that good airproof performance；Together
When have the advantages that it is easy to process, at low cost；The setting of guide sleeve has the advantages that vibration proof is good.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for being displaced adjustable pneumatic regulating valve of two-seater of the present invention.
Specific embodiment
As can be seen from FIG. 1, a kind of displacement adjustable pneumatic regulating valve of two-seater, comprising: valve body 1, upper valve base 7, lower valve base
2, upper flap 8, lower Disc 3, valve deck 11, upper valve rod 12, bracket 15 and pneumatic actuating device 16,1 inside of valve body are logical equipped with import
Road and exit passageway, intake channel lateral arrangement, exit passageway is arranged at horizontal y-type structure, between intake channel and exit passageway
The top of cavity wall is arranged in cavity wall equipped with horizontal U-shaped structure, upper valve base 7, and the lower part of cavity wall, upper and lower valve seat is arranged in lower valve base 2
7,2 upper end is respectively equipped with upper and lower sealing surface of seat, and upper and lower flap 8,3 one-tenth tandems are mounted on the lower section of upper valve rod 12, upper,
Lower valve rod 4 is equipped between lower Disc 8,3,4 lower end of lower valve rod is fixedly connected with lower Disc 3, and upper flap 8 is arranged on exit passageway
Portion, the setting of lower Disc 3 are respectively equipped with upper and lower valve clack sealing surface at intake channel, upper and lower 8,3 middle part of flap, and the setting of valve deck 11 exists
1 upper end of valve body, 11 upper end of valve deck are equipped with groove, and filler 13 is equipped in groove, and groove top is additionally provided with gland 14, and gland 14 is downward
Filler 13 is compressed, 15 lower end of bracket is fixedly mounted on 11 top of valve deck, and pneumatic actuating device 16 is mounted on 15 top of bracket, upper valve
12 upper end of bar upwardly penetrates through valve deck 11, groove and bracket 15 and protrudes into pneumatic actuating device 16,12 lower end of upper valve rod and upper flap 8
It is fixedly connected, which further includes vertically arranged adjusting rod 5, after which upwardly penetrates through lower Disc 3 and lower valve rod 4
It protrudes into inside upper flap 8,5 upper end of adjusting rod, which is equipped with, limits the adjusting rod 5 limited block mobile relative to upper flap 8, adjusting rod 5
Upper end is additionally provided with adjusting external screw thread, and lift block 9 and anti-rotation groove are additionally provided with inside upper flap 8, and 9 top of lift block is equipped with outer with adjusting
The adjusting internal screw thread that screw thread matches, the anti-rotation shin for protruding into anti-rotation groove is equipped with outside lift block 9, and lower valve rod 4 extends upwardly into upper valve
It is fixedly connected in valve 8 and with lift block 9,8 lower end of upper flap is equipped with fixed block 6, and fixed block 6 is equipped with and is formed outside lower valve rod 4
The pilot hole being oriented to up and down, 5 lower end of adjusting rod extend downwardly valve body 1, vertical card slot are equipped at 5 lower end of adjusting rod, in valve body 1
Lower section is equipped with adjusting set 18 and lateral pin 19, and lateral pin 19 is connect after being horizontally through vertical card slot with adjusting set 18, rotates adjusting set 18
Adjusting rod 5 can be driven to rotate, 1 lower outside of valve body is additionally provided with locking device 17, which can prevent adjusting set 18 from revolving
Turn, rubber seal is equipped between 5 outer circle of adjusting rod and lower Disc 3, guide sleeve is equipped between the valve body 1 and valve deck 11
10,8 top of upper flap, which is equipped with, forms the guide rod being oriented to above and below with guide sleeve 10, and guide rod upper end and 12 lower end of upper valve rod are solid
Fixed connection.
Before using the valve, it is sealed test first, when valve is in close state, is passed through examination from intake channel
Medium is tested, observation exit passageway has No leakage, due to the influence of mismachining tolerance, assembly etc., upper flap sealing surface and upper valve
The distance between seat sealing surface can not be consistent with the distance between lower Disc sealing surface and lower valve base sealing surface, therefore is unable to reach
Whole sealing status, when having formed sealing between upper flap sealing surface and upper valve base sealing surface, and lower Disc sealing surface and lower valve base
When between sealing surface there are no sealing is formed, locking device is unclamped, rotates clockwise adjusting set, while driving adjusting rod clockwise
Rotation, in the case where adjusting external screw thread and adjusting the cooperation of internal screw thread, lift block drives lower valve rod and lower Disc to move down, until under
Valve clack sealing surface and lower valve base sealing surface, which are formed, to be sealed, and finally locks adjusting set with locking device.
Similarly, sealing has been formed between valve clack sealing surface and lower valve base sealing surface instantly, and upper flap sealing surface and upper valve
When between seat sealing surface there are no sealing is formed, locking device is unclamped, adjusting set is rotated counterclockwise and adjusting rod is driven to revolve counterclockwise
Turn to be adjusted, until upper flap sealing surface and upper valve base sealing surface are formed and sealed, finally locks adjusting set with locking device.
At this point, in the valve use process, when pneumatic actuating device drives upper valve rod to move up and down, upper flap sealing surface
The distance between upper valve base sealing surface is consistent with the distance between lower Disc sealing surface and lower valve base sealing surface.
In conclusion the above is merely preferred embodiments of the present invention, being not intended to limit the scope of the present invention.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of displacement adjustable pneumatic regulating valve of two-seater, comprising: valve body, upper valve base, lower valve base, upper flap, lower Disc, valve
Lid, upper valve rod, bracket and pneumatic actuating device, valve inner be equipped with intake channel and exit passageway, intake channel lateral arrangement,
Exit passageway is arranged at horizontal y-type structure, and the cavity wall of horizontal U-shaped structure, upper valve base setting are equipped between intake channel and exit passageway
On the top of cavity wall, the lower part of cavity wall is arranged in lower valve base, and the upper end of upper and lower valve seat is respectively equipped with upper and lower sealing surface of seat,
Upper and lower flap is mounted on the lower section of upper valve rod at tandem, is equipped with lower valve rod, lower valve rod lower end and lower valve between upper and lower flap
Valve is fixedly connected, and upper flap setting is set in the middle part of intake channel, upper and lower flap respectively in exit passageway top, lower Disc setting
There is upper and lower valve clack sealing surface, in valve body upper end, valve deck upper end is equipped with groove for valve deck setting, is equipped with filler, groove top in groove
It is additionally provided with gland, gland compresses downwards filler, and pedestal lower end is fixedly mounted on valve deck top, and pneumatic actuating device is mounted on bracket
Top, upper valve rod upper end upwardly penetrate through valve deck, groove and bracket and protrude into pneumatic actuating device, and upper valve rod lower end and upper flap are solid
Fixed connection, it is characterised in that: the valve further includes vertically arranged adjusting rod, which upwardly penetrates through lower Disc and lower valve
It is protruded into inside upper flap after bar, adjusting rod upper end, which is equipped with, limits the adjusting rod limited block mobile relative to upper flap, adjusting rod
Upper end is additionally provided with adjusting external screw thread, and lift block and anti-rotation groove are additionally provided with inside upper flap, and lift block top is equipped with and adjusts outer spiral shell
The adjusting internal screw thread that line matches, lift block outside are equipped with the anti-rotation shin for protruding into anti-rotation groove, and lower valve rod extends upwardly into upper flap
And be fixedly connected with lift block, equipped with fixed block, fixed block is equipped with and guiding above and below the formation of lower valve rod outside for upper flap lower end
Pilot hole, adjusting rod lower end extend downwardly valve body, are equipped with vertical card slot at adjusting rod lower end, are equipped with adjusting set in the lower section of valve body
And lateral pin, lateral pin are connect after being horizontally through vertical card slot with adjusting set, rotation adjusting set can drive adjusting rod to rotate, valve body lower portion
Outside is additionally provided with locking device, which can prevent adjusting set from rotating.
2. a kind of displacement adjustable pneumatic regulating valve of two-seater according to claim 1, it is characterised in that: under the adjusting set
Portion is tubular structure, and tube wall of the both ends of lateral pin respectively with adjusting set lower part forms a fixed connection.
3. a kind of displacement adjustable pneumatic regulating valve of two-seater according to claim 1, it is characterised in that: in the adjusting set
End is equipped with the plate of circular plate type, and the locking device includes locking wall and positioning screw, locks wall l-shaped structure, locks on wall
End is arranged with hinged connection, positioning screw is formed on the outside of valve body lower portion in locking wall lower part.
4. a kind of displacement adjustable pneumatic regulating valve of two-seater according to claim 1, it is characterised in that: outside the adjusting rod
Rubber seal is equipped between round and lower Disc.
5. a kind of displacement adjustable pneumatic regulating valve of two-seater according to claim 1, it is characterised in that: the valve body and valve
Guide sleeve is equipped between lid, upper flap top is equipped with and forms the guide rod being oriented to above and below with guide sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811303721.4A CN109058487A (en) | 2018-11-02 | 2018-11-02 | A kind of displacement adjustable pneumatic regulating valve of two-seater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811303721.4A CN109058487A (en) | 2018-11-02 | 2018-11-02 | A kind of displacement adjustable pneumatic regulating valve of two-seater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109058487A true CN109058487A (en) | 2018-12-21 |
Family
ID=64789039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811303721.4A Withdrawn CN109058487A (en) | 2018-11-02 | 2018-11-02 | A kind of displacement adjustable pneumatic regulating valve of two-seater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109058487A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610723A (en) * | 2020-12-03 | 2021-04-06 | 中国石油天然气股份有限公司 | Middle-high pressure natural gas flow switching device and using method |
-
2018
- 2018-11-02 CN CN201811303721.4A patent/CN109058487A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610723A (en) * | 2020-12-03 | 2021-04-06 | 中国石油天然气股份有限公司 | Middle-high pressure natural gas flow switching device and using method |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181221 |