CN109140029A - Gas control coaxial valve - Google Patents
Gas control coaxial valve Download PDFInfo
- Publication number
- CN109140029A CN109140029A CN201811277925.5A CN201811277925A CN109140029A CN 109140029 A CN109140029 A CN 109140029A CN 201811277925 A CN201811277925 A CN 201811277925A CN 109140029 A CN109140029 A CN 109140029A
- Authority
- CN
- China
- Prior art keywords
- bushing
- end cap
- sealing
- valve
- wall
- 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.)
- Pending
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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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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
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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
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
- Details Of Valves (AREA)
Abstract
The invention discloses a kind of gas control coaxial valves, including left end cap, fluid-tight bushing, sealing gland bushing, piston, cylinder, piston rod, right end cap, valve seat, gasket, solenoid valve, compression spring and inductance type transducer.The present invention is the design of pressure balance type modular valve block; actuator is overlapped with medium flow field in fluid line to axis; overall structure is simple; flexible movements are reliable; Symmetric Composite exchanges; it can bidirectional operation; valve rod flow resistance and medium differential pressure influence are small, and back-pressure sealing is tight, and valve seat is flow conductivity good; sender is sensitive; fast response time, the service life is long, sluicing seal protection; die normally closed protection, be suitable for the cooling main and auxiliary machine high pressure of lathe, punching bits, cleaning, leak test, upper row, it is upper for and the viscous mediums occasion use such as mud.
Description
Technical field
The present invention relates to valve technology field more particularly to a kind of gas control coaxial valves.
Background technique
As machine industry is to high speed, accurate, flexibility, intellectual technology development, on high pressure cooling, cleaning, bits liquid
Requirement on row, total liquid for system is higher and higher, and generally use solenoid valve, butterfly valve, ball valve at present etc., its advantage is that type
It is more, it easily selects, price is low, easy to control.The disadvantage is that medium differential pressure influences the opening force of valve, spool flow resistance is big；Using film
Piece, disc structure are unable to completely close and open when containing impurity in coolant liquid, cleaning solution, and long-term work squeezes scratching film
Piece, disk cause leakage, plugging fault；Can not meet cooling bits liquid concentrates row to require；High failure rate, the service life is short, and increase is set
The standby maintenance cost used.
Summary of the invention
To solve the above problems, providing a kind of gas control coaxial valve, holding is axial under opening and closing state presses the present invention
Dynamic balance, flow conductivity good, sealed reliable, flow of media is smooth, and sender is sensitive, fast response time, sluicing seal protection, dies often
Protection is closed, seal cartridge component is exchanged according to medium requirements Symmetric Composite.
In order to solve the above technical problems, the technical scheme is that gas control coaxial valve, including left end cap, fluid-tight bushing,
Sealing gland bushing, piston, cylinder, piston rod, right end cap, valve seat, gasket, solenoid valve, compression spring and inductance type transducer；Gas
The inner cavity of cylinder is slidingly and sealingly connected with piston, is equipped with piston rod in piston；Be connected in turn on the left of piston compression spring,
Sealing gland bushing, fluid-tight bushing, left end cap are connected with sealing gland bushing, fluid-tight bushing, valve seat, right end cap in turn on the right side of piston；Gas
Seal bushing respectively with cylinder, piston rod packing, fluid-tight bushing respectively with left end cap, piston rod packing；The right part sword of piston rod
Mouth is sealed with the gasket on valve seat；Left end cap, cylinder, right end cap are bolted；Solenoid valve is mounted on the ventilation of cylinder
On mouth face, inductance type transducer is fixed on cylinder.
Further, the inner cavity of cylinder is slided and is sealedly connected with piston by sealing ring one.
Further, sealed between the outer wall of sealing gland bushing and the inner wall of cylinder by sealing ring two, sealing gland bushing it is interior
It is sealed between wall and the outer wall of piston rod by sealing ring three.
Further, it is sealed between the outer wall of fluid-tight bushing and the inner wall of left end cap by sealing ring four, fluid-tight bushing
It is sealed between inner wall and the outer wall of piston rod by sealing ring five, sealing ring five is U-shaped spring mulit-lip seal ring.
Further, dedusting ring is provided between the inner wall of fluid-tight bushing and the outer wall of piston rod.
Further, baffle is provided between valve seat and dedusting ring.
Further, the gasket on the right end cutting edge of piston rod and valve seat uses conical surface seal, the interior pore pressure of gasket
Enter gland and be fastened on the front end seam allowance positioning surface of valve seat by screw one, the rear portion of valve seat is coniform in three-jaw threeway, structure
At sealing flow-guiding structure.
Further, bracket is mounted on left end cap and right end cap.
Further, inductance type transducer is fastened in cover board by connecting swivel nut, and cover board is fixed on gas by screw two
On cylinder.
Further, the convex navel of fluid-tight bushing is packed into the seam allowance of sealing gland bushing, offers drain hole in sealing gland bushing.
The present invention is the design of pressure balance type modular valve block, and actuator is overlapped with medium flow field in fluid line to axis,
Overall structure is simple, and flexible movements are reliable, and Symmetric Composite exchanges, can bidirectional operation, valve rod flow resistance and medium differential pressure influence small, back
Densification is obturaged, and valve seat is flow conductivity good, and sender is sensitive, and fast response time, the service life is long, sluicing seal protection, normally closed protection of dying, and is fitted
, punching bits cooling for the main and auxiliary machine high pressure of lathe, cleaning, leak test, upper row, it is upper for and the viscous mediums occasion use such as mud.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention one；
Fig. 2 is schematic structural view of the invention two；
Fig. 3 is the structural schematic diagram of valve seat；
Fig. 4 is the A-A direction view of Fig. 3.
Wherein: 1- left end cap, 2- fluid-tight bushing, 3- sealing gland bushing, 4- piston, 5- cylinder, 6- piston rod, 7- right end cap,
8- bracket, 9- valve seat, 10- gasket, 11- gland, 12- screw one, 13- baffle, 14- solenoid valve, 15- sealing ring one, 16- pressure
Power spring, 17- sealing ring two, 18- sealing ring three, 19- sealing ring four, 20- sealing ring five, 21- dedusting ring, 22- bolt, 23-
Cover board, 24- connection swivel nut, 25- inductance type transducer.
Specific embodiment
Specific embodiments of the present invention will be further explained by 1-4 with reference to the accompanying drawing.
Gas control coaxial valve, including left end cap 1, fluid-tight bushing 2, sealing gland bushing 3, piston 4, cylinder 5, piston rod 6, right end cap
7, valve seat 9, gasket 10, solenoid valve 14, compression spring 16 and inductance type transducer 25；It slides and by close in the inner cavity of cylinder 5
Seal 1 is sealedly connected with piston 4, and piston rod 6 is equipped in piston 4；The left side of piston 4 be connected in turn compression spring 16,
Sealing gland bushing 3, fluid-tight bushing 2, left end cap 1, the right side of piston 4 are connected with sealing gland bushing 3, fluid-tight bushing 2, valve seat 9, the right side in turn
End cap 7；The convex navel of fluid-tight bushing 2 is packed into the seam allowance of sealing gland bushing 3, offers drain hole in sealing gland bushing 3；Sealing gland bushing 3 divides
It is not sealed with cylinder 5, piston rod 6, fluid-tight bushing 2 is sealed with left end cap 1, piston rod 6 respectively, the outer wall of fluid-tight bushing 2 and a left side
It is sealed between the inner wall of end cap 1 by sealing ring 4 19, passes through sealing between the inner wall of fluid-tight bushing 2 and the outer wall of piston rod 6
5 20 sealings are enclosed, sealing ring 5 20 is U-shaped spring mulit-lip seal ring, between the inner wall of fluid-tight bushing 2 and the outer wall of piston rod 6
It is provided with dedusting ring 21, baffle 13 is provided between valve seat 9 and dedusting ring 21；The right end cutting edge of piston rod 6 with it is close on valve seat 9
Packing 10 uses conical surface seal, and the inner hole indentation gland 11 of gasket 10 is simultaneously stopped by the front end that screw 1 is fastened on valve seat 9
On mouth positioning surface, the rear portion of valve seat 9 is coniform in three-jaw threeway, constitutes sealing flow-guiding structure；The outer wall and cylinder of sealing gland bushing 3
It is sealed between 5 inner wall by sealing ring 2 17, passes through sealing ring three between the inner wall of sealing gland bushing 3 and the outer wall of piston rod 6
18 sealings, left end cap 1, cylinder 5, right end cap 7 are connected by bolt 22；Inductance type transducer 25 is fastened on by connecting swivel nut 24
In cover board 23, cover board 23 is fixed on cylinder 5 by screw two, and solenoid valve 14 is mounted on the blow vent face of cylinder 5, inductance type
Sensor 25 is fixed on cylinder 5；Bracket 8 is mounted on left end cap 1 and right end cap 7.
Medium flow direction is consistent with the axis direction of piston rod 6.Piston 4 and piston rod 6 use heat expansion method assembly technology, first will
Piston 4 is heated to 200 degree, then piston rod 6 is fitted into piston 4, and shoulder positioning forms fastening assembly after compressing cooling.Piston 4
When with 6 component axial displacement of piston rod, 4 ontology two sides baffle ring of piston is by being mounted on 5 lateral hatch 23 of cylinder, connection swivel nut 24
25 front end face contactless inductive sender of inductance type transducer in component.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. gas control coaxial valve, which is characterized in that including left end cap (1), fluid-tight bushing (2), sealing gland bushing (3), piston (4), gas
Cylinder (5), piston rod (6), right end cap (7), valve seat (9), gasket (10), solenoid valve (14), compression spring (16) and inductance type
Sensor (25)；The inner cavity of cylinder (5) is slidingly and sealingly connected with piston (4), is equipped with piston rod (6) in piston (4)；Piston
(4) compression spring (16), sealing gland bushing (3), fluid-tight bushing (2), left end cap (1), the right side of piston (4) are connected on the left of in turn
Side is connected with sealing gland bushing (3), fluid-tight bushing (2), valve seat (9), right end cap (7) in turn；Sealing gland bushing (3) respectively with cylinder
(5), piston rod (6) seals, and fluid-tight bushing (2) is sealed with left end cap (1), piston rod (6) respectively；The right part of piston rod (6)
Gasket (10) on cutting edge and valve seat (9) seals；Left end cap (1), cylinder (5), right end cap (7) are connected by bolt (22)；
Solenoid valve (14) is mounted on the blow vent face of cylinder (5), and inductance type transducer (25) is fixed on cylinder (5).
2. gas control coaxial valve as described in claim 1, which is characterized in that slide and pass through sealing in the inner cavity of the cylinder (5)
One (15) of circle are sealedly connected with piston (4).
3. gas control coaxial valve as described in claim 1, which is characterized in that the outer wall of the sealing gland bushing (3) and cylinder (5)
It is sealed between inner wall by sealing ring two (17), passes through sealing ring between the inner wall of sealing gland bushing (3) and the outer wall of piston rod (6)
Three (18) sealing.
4. gas control coaxial valve as described in claim 1, which is characterized in that the outer wall of the fluid-tight bushing (2) and left end cap (1)
Inner wall between by sealing ring four (19) seal, pass through sealing between the inner wall of fluid-tight bushing (2) and the outer wall of piston rod (6)
Five (20) sealing is enclosed, sealing ring five (20) is U-shaped spring mulit-lip seal ring.
5. gas control coaxial valve as described in claim 1, which is characterized in that the inner wall of the fluid-tight bushing (2) and piston rod (6)
Outer wall between be provided with dedusting ring (21).
6. gas control coaxial valve as claimed in claim 5, which is characterized in that set between the valve seat (9) and dedusting ring (21)
It is equipped with baffle (13).
7. gas control coaxial valve as described in claim 1, which is characterized in that the right end cutting edge of the piston rod (6) and valve seat (9)
On gasket (10) use conical surface seal, inner hole indentation gland (11) of gasket (10) is simultaneously fastened on by screw one (12)
On the front end seam allowance positioning surface of valve seat (9), the rear portion of valve seat (9) is coniform in three-jaw threeway, constitutes sealing flow-guiding structure.
8. gas control coaxial valve as described in claim 1, which is characterized in that pacify on the left end cap (1) and right end cap (7)
Equipped with bracket (8).
9. gas control coaxial valve as described in claim 1, which is characterized in that the inductance type transducer (25) passes through connection spiral shell
Set (24) is fastened in cover board (23), and cover board (23) is fixed on cylinder (5) by screw two.
10. gas control coaxial valve as described in claim 1, which is characterized in that the convex navel of the fluid-tight bushing (2) is packed into sealing gland lining
In the seam allowance for covering (3), drain hole is offered in sealing gland bushing (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811277925.5A CN109140029A (en) | 2018-10-30 | 2018-10-30 | Gas control coaxial valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811277925.5A CN109140029A (en) | 2018-10-30 | 2018-10-30 | Gas control coaxial valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109140029A true CN109140029A (en) | 2019-01-04 |
Family
ID=64806905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811277925.5A Pending CN109140029A (en) | 2018-10-30 | 2018-10-30 | Gas control coaxial valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109140029A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915622A (en) * | 2019-04-01 | 2019-06-21 | 苏州跃翔智能科技有限公司 | A kind of dynamic valve of threeway coaxial-type axis |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202501078U (en) * | 2012-03-08 | 2012-10-24 | 大连元利流体技术有限公司 | Pneumatic coaxial valve |
| CN103644366A (en) * | 2013-11-25 | 2014-03-19 | 大连元利流体技术有限公司 | Novel water-hammer-prevention coaxial valve |
| CN103968092A (en) * | 2014-05-22 | 2014-08-06 | 杭州良工阀门有限公司 | Axial-flow-type switch valve |
| CN107084248A (en) * | 2016-12-30 | 2017-08-22 | 青岛精锐机械制造有限公司 | A kind of three-chip type gas control shuttle valve |
| CN208919445U (en) * | 2018-10-30 | 2019-05-31 | 大连元利流体技术有限公司 | Novel gas control coaxial valve |
-
2018
- 2018-10-30 CN CN201811277925.5A patent/CN109140029A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202501078U (en) * | 2012-03-08 | 2012-10-24 | 大连元利流体技术有限公司 | Pneumatic coaxial valve |
| CN103644366A (en) * | 2013-11-25 | 2014-03-19 | 大连元利流体技术有限公司 | Novel water-hammer-prevention coaxial valve |
| CN103968092A (en) * | 2014-05-22 | 2014-08-06 | 杭州良工阀门有限公司 | Axial-flow-type switch valve |
| CN107084248A (en) * | 2016-12-30 | 2017-08-22 | 青岛精锐机械制造有限公司 | A kind of three-chip type gas control shuttle valve |
| CN208919445U (en) * | 2018-10-30 | 2019-05-31 | 大连元利流体技术有限公司 | Novel gas control coaxial valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915622A (en) * | 2019-04-01 | 2019-06-21 | 苏州跃翔智能科技有限公司 | A kind of dynamic valve of threeway coaxial-type axis |
| CN109915622B (en) * | 2019-04-01 | 2024-02-13 | 苏州跃翔智能科技有限公司 | Three-way coaxial type axial valve |
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Legal Events
| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190104 |
|
| RJ01 | Rejection of invention patent application after publication |