CN205744448U - A kind of air compressor machine inverse proportion valve - Google Patents
A kind of air compressor machine inverse proportion valve Download PDFInfo
- Publication number
- CN205744448U CN205744448U CN201620647834.6U CN201620647834U CN205744448U CN 205744448 U CN205744448 U CN 205744448U CN 201620647834 U CN201620647834 U CN 201620647834U CN 205744448 U CN205744448 U CN 205744448U
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- valve
- valve body
- base
- spring
- air compressor
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Abstract
This utility model relates to a kind of air compressor machine inverse proportion valve, including valve body, valve pocket it is provided with in valve body, valve opening it is provided with in valve pocket, valve body is provided with the air inlet and air vent communicated with valve pocket, and valve body upper end is provided with upper valve base, and valve body lower end is provided with lower valve base, it is equiped with regulation component between upper valve base and valve body, between lower valve base and valve body, is equiped with orifice union；This utility model adjusts the air inlet amount of intake valve by regulation component, and ensure output pressure precision by orifice union further, can reach the balance between air compressor air intake amount and system gas consumption quickly and accurately, and simple in construction, regulate simple and efficient.
Description
Technical field
This utility model relates to air compressor machine accessory technical field, particularly to a kind of air compressor machine inverse proportion valve.
Background technology
Inverse proportion valve is the important component of screw-rod air compressor, inverse proportion valve use inside screw-rod air compressor
Principle: inverse proportion valve coordinates butterfly air intake control valve to use, when the air pressure of air compressor machine raises because gas consumption reduces, reaches anti-
When proportioning valve sets pressure, inverse proportion valve action also reduces control air output, and air compressor gas valve servo cylinder valve rod pushes away
Power reduces, and under spring force, valve rod bounces back, and when spring force and the thrust gas balance of cylinder, valve rod is in half-open
State, air compressor air intake amount reduces to balancing each other with system gas consumption, a kind of as disclosed in Chinese patent 201010193991.1
Inverse proportion valve.Existing inverse proportion valve adjusts more complicated, and the sensitive action of servo cylinder to be realized needs repeatedly to adjust, and
The precision controlling pressure of its output is the highest, it is impossible to reach quickly and accurately between air compressor air intake amount and system gas consumption
Balance.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of air compressor machine inverse proportion valve, its output
Control pressure precision higher, the balance between air compressor air intake amount and system gas consumption can be reached quickly and accurately, and
And simple in construction, regulate simple and efficient.
For solving the problems referred to above, this utility model offer techniques below scheme:
A kind of air compressor machine inverse proportion valve, including valve body, is provided with valve pocket, is provided with valve opening in valve pocket in valve body, valve body is provided with
The air inlet communicated with valve pocket and air vent, valve body upper end is provided with upper valve base, and valve body lower end is provided with lower valve base, upper valve base and valve body
Between be equiped with regulation component, be equiped with orifice union between lower valve base and valve body；Described regulation component includes pressure regulation bar, pressure regulation
Nut, upper spring seat, pressure spring, lower spring cup, red copper diaphragm and diaphragm nut, pressure regulation bar is arranged in upper valve base upper end, adjusts
Pressure nut is bolted on pressure regulation bar, and upper spring seat is connected with pressure regulation bar lower end, and lower spring cup and red copper diaphragm are by diaphragm nut
Being connected in one, the periphery of red copper diaphragm is located between upper valve base and valve body, the two ends of pressure spring respectively with upper spring seat
Abut with lower spring cup；Described orifice union includes needle and tower spring, and tower spring is sheathed on needle, tower spring
Two ends abut with needle and lower valve base respectively, and lower valve base is provided with jack, and needle lower end is inserted in this jack, and needle upper end is at tower
Offset through valve opening with diaphragm nut under the resilient force of formula spring.
Wherein, the limit base that coordinate spacing with lower spring cup also it is folded with between upper valve base with valve body.Lower valve base is additionally provided with
Weighing apparatus pressure hole in inverted cone.The upper end of needle is provided with the taper plug coordinated with valve opening.Upper valve base is connected with valve body screw thread, upper valve
It is provided with sealing ring between seat and valve body；Lower valve base is connected with valve body screw thread, is provided with sealing ring between lower valve base and valve body.
Beneficial effect: this air compressor machine inverse proportion valve adjusts the air inlet amount of intake valve by regulation component, and further
Ensure output pressure precision by orifice union, can reach quickly and accurately between air compressor air intake amount and system gas consumption
Balance, and simple in construction, regulate simple and efficient.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Description of reference numerals: 1. valve body；2. valve opening；3. air inlet；4. air vent；5. upper valve base；6. lower valve base；7. pressure regulation
Bar；8. look nut；9. upper spring seat；10. pressure spring；11. limit bases；12. lower spring cups；13. red copper diaphragms；14. films
Sheet nut；15. needles；16. tower springs；17. jacks；18. weighing apparatus pressure holes.
Detailed description of the invention
Below in conjunction with Figure of description and embodiment, specific embodiment of the utility model is described in further detail:
With reference to a kind of air compressor machine inverse proportion valve shown in Fig. 1, including valve body 1, it is provided with valve pocket in valve body 1, is provided with in valve pocket
Valve opening 2, valve body 1 is provided with the air inlet 3 and air vent 4 communicated with valve pocket, and valve body 1 upper end is provided with upper valve base 5, valve body 1 lower end
Being provided with lower valve base 6, upper valve base 5 is threadeded with valve body 1, is provided with sealing ring between upper valve base 5 and valve body 1；Lower valve base 6 and valve body
1 is threaded, is provided with sealing ring between lower valve base 6 and valve body 1.Regulation component, lower valve it is equiped with between upper valve base 5 and valve body 1
It is equiped with orifice union between seat 6 and valve body 1；Described regulation component includes pressure regulation bar 7, look nut 8, upper spring seat 9, pressure regulation
Spring 10, limit base 11, lower spring cup 12, red copper diaphragm 13 and diaphragm nut 14, pressure regulation bar 7 is arranged in upper valve base 5 upper end, adjusts
Pressure nut 8 is bolted on pressure regulation bar 7, and upper spring seat 9 is connected with pressure regulation bar 7 lower end, and lower spring cup 12 and red copper diaphragm 13 pass through
Diaphragm nut 14 is connected in one, and the periphery of limit base 11 and red copper diaphragm 13 is located between upper valve base 5 and valve body 1, spacing
12 position-limiting actions of lower spring cup, the two ends of pressure spring 10 are abutted by seat 11 respectively with upper spring seat 9 and lower spring cup 12；Institute
Stating orifice union and include needle 15 and tower spring 16, tower spring 16 is sheathed on needle 15, and the two ends of tower spring 16 are divided
Not abutting with needle 15 and lower valve base 6, lower valve base 6 is provided with jack 17, and needle 15 lower end is inserted in this jack 17, lower valve base 6
Being additionally provided with the weighing apparatus pressure hole 18 in inverted cone, weighing apparatus pressure hole 18 keeps stable when needle 15 can be made to move up and down in jack 17, needle
15 upper ends offset with diaphragm nut 14 through valve opening 2 under the resilient force of tower spring 16, the upper end of needle 15 be provided with and
The taper plug that valve opening 2 coordinates, taper plug coordinates with valve opening 2 can play preferable restriction effect.
Compressed gas enters from valve body 1 air inlet 3, when the pressure rising of compressed gas reaches the setting pressure of inverse proportion valve
Time, red copper diaphragm 13 is pressed and is moved in shifting, and band dynamic diaphragm nut 14, and needle 15 is in the resilient force of tower spring 16 simultaneously
Under move with on diaphragm nut 14, coordinated with valve opening 2 by the taper plug of needle 15 upper end and play throttling action, so that aerofluxus
Mouth 4 reduces the output controlling air, and this air compressor machine inverse proportion valve adjusts the air inlet amount of intake valve by regulation component, and
Ensure output pressure precision by orifice union further, air compressor air intake amount and system gas consumption can be reached quickly and accurately
Between balance, and simple in construction, regulate simple and efficient.
The above, be only preferred embodiment of the present utility model, not make technical scope of the present utility model
Go out any restriction, thus every according to technical spirit of the present utility model, above example is made any trickle amendment, equivalent
Change and modification, all still fall within the range of the technical solution of the utility model.
Claims (5)
1. an air compressor machine inverse proportion valve, it is characterised in that: include that valve body (1), valve body are provided with valve pocket in (1), are provided with in valve pocket
Valve opening (2), valve body (1) is provided with the air inlet (3) and air vent (4) communicated with valve pocket, and valve body (1) upper end is provided with upper valve base
(5), valve body (1) lower end is provided with lower valve base (6), is equiped with regulation component between upper valve base (5) and valve body (1), lower valve base (6) with
Valve body is equiped with orifice union between (1)；Described regulation component include pressure regulation bar (7), look nut (8), upper spring seat (9),
Pressure spring (10), lower spring cup (12), red copper diaphragm (13) and diaphragm nut (14), pressure regulation bar (7) is arranged in upper valve base (5)
Upper end, look nut (8) is bolted on pressure regulation bar (7), and upper spring seat (9) is connected with pressure regulation bar (7) lower end, lower spring cup (12)
Be connected in one by diaphragm nut (14) with red copper diaphragm (13), the periphery of red copper diaphragm (13) be located in upper valve base (5) with
Between valve body (1), the two ends of pressure spring (10) abut with upper spring seat (9) and lower spring cup (12) respectively；Described throttling group
Part includes needle (15) and tower spring (16), and tower spring (16) is sheathed on needle (15), the two ends of tower spring (16)
Abutting with needle (15) and lower valve base (6) respectively, lower valve base (6) is provided with jack (17), and needle (15) lower end is inserted in this jack
(17), in, needle (15) upper end offsets through valve opening (2) with diaphragm nut (14) under the resilient force of tower spring (16).
A kind of air compressor machine inverse proportion valve the most according to claim 1, it is characterised in that: between upper valve base (5) and valve body (1)
Also it is folded with the limit base (11) that coordinate spacing with lower spring cup (12).
A kind of air compressor machine inverse proportion valve the most according to claim 1, it is characterised in that: lower valve base (6) is additionally provided with in back taper
Weighing apparatus pressure hole (18) of shape.
A kind of air compressor machine inverse proportion valve the most according to claim 1, it is characterised in that: the upper end of needle (15) is provided with and valve
The taper plug that hole (2) coordinates.
A kind of air compressor machine inverse proportion valve the most according to claim 1, it is characterised in that: upper valve base (5) and valve body (1) screw thread
Connect, between upper valve base (5) and valve body (1), be provided with sealing ring；Lower valve base (6) is threadeded with valve body (1), lower valve base (6) with
Valve body is provided with sealing ring between (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620647834.6U CN205744448U (en) | 2016-06-23 | 2016-06-23 | A kind of air compressor machine inverse proportion valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620647834.6U CN205744448U (en) | 2016-06-23 | 2016-06-23 | A kind of air compressor machine inverse proportion valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205744448U true CN205744448U (en) | 2016-11-30 |
Family
ID=57382599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620647834.6U Expired - Fee Related CN205744448U (en) | 2016-06-23 | 2016-06-23 | A kind of air compressor machine inverse proportion valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205744448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281820A (en) * | 2017-07-21 | 2019-01-29 | 浙江盾安轨道交通设备有限公司 | The intaking valve structure of air compressor machine |
-
2016
- 2016-06-23 CN CN201620647834.6U patent/CN205744448U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281820A (en) * | 2017-07-21 | 2019-01-29 | 浙江盾安轨道交通设备有限公司 | The intaking valve structure of air compressor machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20200623 |