CN107120258B - A kind of inversion type air compressor gas valve - Google Patents
A kind of inversion type air compressor gas valve Download PDFInfo
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- CN107120258B CN107120258B CN201710391072.7A CN201710391072A CN107120258B CN 107120258 B CN107120258 B CN 107120258B CN 201710391072 A CN201710391072 A CN 201710391072A CN 107120258 B CN107120258 B CN 107120258B
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- valve
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- gas
- air compressor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1013—Adaptations or arrangements of distribution members the members being of the poppet valve type
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- Engineering & Computer Science (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The present invention relates to a kind of inversion type air compressor gas valves, including valve body, valve chamber is equipped in valve body, valve body is equipped with the air inlet and air outlet being connected to respectively with valve chamber, air inlet is set on the peripheral wall of valve body, and gas outlet is set to the bottom of valve body, and valve port is formed between air inlet and gas outlet in valve chamber, the cap assembly cooperated with the sealing valve port is equipped in valve chamber, body top is located at valve chamber and is externally provided with the piston component for driving cap assembly to move back and forth between valve port and gas outlet.Structure of the invention setting is rationally, easy to operate, greatly reduces the consumption of the energy, reduces noise, improves the working performance of intake valve.
Description
Technical field
The present invention relates to air compressor machine component technology field, in particular to a kind of inversion type air compressor gas valve.
Background technique
Air compressor machine is the main body in gas source work, it can convert the mechanical energy of motor to the dress of gas pressure energy
It sets, is the device that the air pressure of compressed air changes, it is very widely used in production.Intake valve is piston type pneumatic pressure
The tolerance of contracting machine adjusts core component, and particularly critical in the auxiliary equipment of piston type air compressor, quality directly affects screw rod
The overall performance of compressor.
For intake valve in the prior art as shown in Figure 1, air inlet to be set to the top of valve body, exhaust outlet is set to the bottom of valve body
Portion, the valve seat for being installed with piston component takes shape in valve chamber, and after inlet charge, portion gas will be formed intracorporal with valve
Valve seat is stopped, and gas is caused to have some setbacks across valve chamber, causes a part of energy consumption, and gas enters after valve chamber due to negative
Laminate product is the volume of entire air inlet valve body, and volume is larger, and to cause the energy to consume in transmittance process larger, generated to make an uproar
Sound is also larger.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of inversion type air compressor gas valve,
Its is simple and reasonable, air inlet is set on the peripheral wall of valve body, and gas outlet is set to the bottom of valve body, is installed with piston component
Valve seat is shaped in body top, and entire piston component is moved on the outside of valve chamber, and gas enters from air inlet, straight by valve chamber
It connects from gas outlet and is discharged, no valve seats block is more smooth, reduces the consumption of the energy, and the volume that gas is passed through is significantly
Less than the volume that gas in the prior art passes through entire intake valve valve chamber, the consumption of the energy is further reduced, valve port when operation
It is lower to locate vacuum degree, improves the working performance of intake valve, reduces noise.
To achieve the above object, the present invention uses following technical scheme.
A kind of inversion type air compressor gas valve of the present invention, including valve body, valve body is interior to be equipped with valve chamber, and valve body, which is equipped with, to be divided
The air inlet and air outlet not being connected to valve chamber, air inlet are set on the peripheral wall of valve body, and gas outlet is set to the bottom of valve body, valve chamber
It is interior that valve port is formed between air inlet and gas outlet, the cap assembly cooperated with the sealing valve port, valve body are equipped in valve chamber
Top is located at valve chamber and is externally provided with the piston component for driving cap assembly to move back and forth between valve port and gas outlet.
Further, piston component includes the valve seat for taking shape in body top, is fixed with valve deck at the top of valve seat, sets in valve seat
There are valve rod and piston, valve rod upper end is arranged with opening nut and offsets with valve deck, and valve rod lower end passes through valve seat and the fixed company of top cover
Connect, piston be set between valve seat and valve rod, between piston upper surface and valve deck support equipped with piston spring and with opening nut it
Between support and be equipped with valve rod spring, be formed with the first gas chamber between piston upper surface and valve deck and valve seat, piston lower surface and valve seat it
Between be formed with the second gas chamber, the wall of valve body is equipped with the balancing air holes being connected to the first gas chamber and the control being connected to the second gas chamber
Port processed.
Further, cap assembly include by round nut fixing sleeve be set to valve rod lower end axis, the periphery of axis on to
Under be successively arranged with pressing plate, top cover, diaphragm and spell cap, the periphery of pressing plate and the periphery of top cover mutually gripped gasket,
Gasket and sealing valve port cooperate, and through-hole is correspondingly provided on pressing plate and top cover, and diaphragm is covered on the through hole of top cover lower end, spell cap
Press the inner circumferential in diaphragm, is successively arranged spring pad and the first gasket between round nut and pressing plate from top to bottom.
Further, protective jacket is installed at the gas outlet of valve chamber, protective jacket is fixedly connected with the valve body by the first circlip.
Further, it is equipped with first bearing between piston and valve rod, guide ring and the are equipped between piston and valve seat inner circumferential
Two bearings.
Further, it is open between nut and valve rod spring and is equipped with the second gasket.
Further, positioning pin is equipped between valve rod and opening nut.
Further, valve deck lower end surface is protruded into equipped with the spring caulking groove protruded into for piston spring upper end and for valve rod upper end
Valve rod caulking groove.
Further, valve seat inner circumferential is embedded with the second circlip with the limit cooperation of valve deck upper surface.
Further, body base is equipped with several mounting holes.
The invention has the following beneficial effects: air inlet is set on the peripheral wall of valve body by the present invention, gas outlet is set to the bottom of valve body,
The valve seat for being installed with piston component is shaped in body top, and entire piston component is moved on the outside of valve chamber, and gas is from air inlet
Mouth enters, and is directly discharged from gas outlet by valve chamber, no valve seats block is more smooth, reduces the consumption of the energy, and gas
The volume passed through is significantly smaller than the volume that gas in the prior art passes through entire intake valve valve chamber, further reduces the energy
Consumption, vacuum degree is lower at valve port when operation, improves the working performance of intake valve, reduces noise.Structure of the invention setting
Rationally, easy to operate, the consumption of the energy is greatly reduced, noise is reduced, improves the working performance of intake valve.
Detailed description of the invention
Fig. 1 is the overall structure diagram of prior art upper inlet valve.
Fig. 2 is overall structure diagram of the invention.
Fig. 3 is overall structure cross-sectional view of the invention.
Fig. 4 is overall structure left view of the invention.
Fig. 5 is overall structure right view of the invention.
Fig. 6 is overall structure top view of the invention.
In figure: 1, valve body；2, valve chamber；3, air inlet；4, gas outlet；5, top cover；6, valve seat；7, valve deck；8, valve rod；9, living
Plug；10, be open nut；11, piston spring；12, valve rod spring；13, the first gas chamber；14, the second gas chamber；15, balancing air holes；
16, port is controlled；17, axis；18, pressing plate；19, gasket；20, round nut；21, spring pad；22, the first gasket；23, through-hole；
24, diaphragm；25, cap is spelled；26, first bearing；27, guide ring；28, positioning pin；29, spring caulking groove；30, valve rod caulking groove；31,
Two circlips；32, mounting hole；33, piston component；34, cap assembly；35, second bearing；36, protective jacket；37, the first circlip；
38, the second gasket.
Specific embodiment
The present invention will be further described below with reference to the drawings.
As shown in Figures 2 to 6, a kind of inversion type air compressor gas valve of the present invention, including valve body 1 are set in valve body 1
There is valve chamber 2, valve body 1 is equipped with the air inlet 3 being connected to respectively with valve chamber 2 and gas outlet 4, and air inlet 3 is set on the peripheral wall of valve body 1,
Gas outlet 4 is set to the bottom of valve body 1, is formed with valve port between air inlet 3 and gas outlet 4 in valve chamber 2, is equipped in valve chamber 2
With the cap assembly 34 of sealing valve port cooperation, be located at the top of valve body 1 valve chamber 2 be externally provided with drive cap assembly 34 valve port with go out
The piston component 33 moved back and forth between port 4；Air inlet 3 is set on the peripheral wall of valve body 1, gas outlet 4 is set to the bottom of valve body 1
Portion, the valve seat 6 for being installed with piston component 33 are shaped in 1 top of valve body, and entire piston component 33 is moved to 2 outside of valve chamber,
Gas enters from air inlet 3, is directly discharged from gas outlet 4 by valve chamber 2, no valve seat 6 stops, and gas is accessible to pass through valve chamber 2
It is more smooth, reduce the consumption of the energy, and the volume passed through of gas is significantly smaller than in the prior art gas by entire
The volume of intake valve valve chamber 2, further reduces the consumption of the energy, and vacuum degree is lower at valve port when operation, improves intake valve
Working performance, reduce noise.
Piston component 33 includes the valve seat 6 for taking shape in 1 top of valve body, is fixed with valve deck 7 at the top of valve seat 6, is equipped in valve seat 6
Valve rod 8 and piston 9,8 upper end of valve rod are arranged with opening nut 10 and offset with valve deck 7, and 8 lower end of valve rod passes through valve seat 6 and top cover 5
Be fixedly connected, piston 9 is set between valve seat 6 and valve rod 8, support between 9 upper surface of piston and valve deck 7 equipped with piston spring 11 and
It is supported between opening nut 10 and is equipped with valve rod spring 12, be formed with the first gas chamber between 9 upper surface of piston and valve deck 7 and valve seat 6
13, the second gas chamber 14 is formed between 9 lower end surface of piston and valve seat 6, the wall of valve body 1 is flat equipped with what is be connected to the first gas chamber 13
Weighing apparatus stomata 15 and the control port 16 being connected to the second gas chamber 14, balancing air holes 15 are used to balance the gas in the first gas chamber 13
Pressure.
Cap assembly 34 includes the axis 17 that 8 lower end of valve rod is set to by round nut fixing sleeve, and the periphery of axis 17 is from top to bottom
It is successively arranged with pressing plate 18, top cover 5, diaphragm 24 and spells cap 25, the periphery of pressing plate 18 has mutually been gripped with the periphery of top cover 5
Gasket 19, gasket 19 and sealing valve port cooperate, so that top cover 5 and the leakproofness of valve port are higher；Pressing plate 18 with it is right on top cover 5
It should be equipped with through-hole 23, diaphragm 24 is covered at the through-hole 23 of 5 lower end of top cover, is spelled cap 25 and is pressed in the inner circumferential of diaphragm 24, setting is logical
Hole 23 and diaphragm 24, the gas flow that can prevent air inlet 3 from entering is more, so that increasing in the air pressure short time in valve chamber 2, at this time
Gas can be discharged from through-hole 23, can prevent inner body caused by air pressure is excessively high in valve chamber 2 from damaging；Round nut 20 and pressing plate
Spring pad 21 and the first gasket 22 are successively arranged between 18 from top to bottom, loose-parts interconnected on axis 17 can be prevented.
Protective jacket 36 is installed at the gas outlet 4 of valve chamber 2, protective jacket 36 is fixedly connected by the first circlip 37 with valve body 1；
First bearing 26 is equipped between piston 9 and valve rod 8, so that the activity of valve rod 8 is more smooth；It is set between 6 inner circumferential of piston 9 and valve seat
There are guide ring 27 and second bearing 35, can prevent piston 9 from tilting；It is open between nut 10 and valve rod spring 12 and is equipped with the second pad
Piece 38 is equipped with positioning pin 28 between valve rod 8 and opening nut 10, prevents opening nut 10 from loosening；7 lower end surface of valve deck, which is equipped with, to be supplied
The spring caulking groove 29 that 11 upper end of piston spring is protruded into and the valve rod caulking groove 30 protruded into for 8 upper end of valve rod, can prevent 8 He of valve rod
Piston spring 11 deviates；6 inner circumferential of valve seat is embedded with the second circlip 31 with the limit cooperation of 7 upper surface of valve deck；1 bottom of valve body is equipped with
Several mounting holes 32.
The working principle of the invention is to enter valve chamber 2 from 3 gas of air inlet, and air pressure is greater than the elastic force of valve rod spring 12, top
Lid 5 push valve rod 8 move down, the gas in valve chamber 2 is discharged from gas outlet 4 at this time, when air inflow is excessive, opening nut 10 with
9 upper surface of piston offsets, and from control 16 air inlet of stomata, air pressure is greater than the sum of piston spring 11 and the elastic force of valve core spring 12, living
Plug 9 pushes opening nut 10 to move up, to guarantee that valve chamber 2 is discharged to the gas flow of gas outlet 4.
The above description is only a preferred embodiment of the present invention, thus it is all according to the configuration described in the scope of the patent application of the present invention,
The equivalent change or modification that feature and principle are done, is included in the scope of the patent application of the present invention.
Claims (9)
1. a kind of inversion type air compressor gas valve, including valve body (1), valve body (1) is interior to be equipped with valve chamber (2), and valve body (1) is equipped with difference
The air inlet (3) being connected to valve chamber (2) and gas outlet (4), it is characterised in that: air inlet (3) is set on the peripheral wall of valve body (1),
Gas outlet (4) is set to the bottom of valve body (1), is formed with valve port, valve between air inlet (3) and gas outlet (4) in valve chamber (2)
It is equipped with the cap assembly (34) cooperated with the sealing valve port in chamber (2), is externally provided at the top of valve body (1) positioned at valve chamber (2) and drives top
The piston component (33) that cap assemblies (34) move back and forth between valve port and gas outlet (4)；
Piston component (33) includes the valve seat (6) taken shape at the top of valve body (1), is fixed with valve deck (7), valve seat at the top of valve seat (6)
(6) valve rod (8) and piston (9) are equipped in, valve rod (8) upper end is arranged with opening nut (10) and offsets with valve deck (7), valve rod
(8) lower end passes through valve seat (6) and is fixedly connected with top cover (5), and piston (9) is set between valve seat (6) and valve rod (8), on piston (9)
It is supported between end face and valve deck (7) equipped with piston spring (11) and is supported between opening nut (10) equipped with valve rod spring (12),
It is formed between piston (9) upper surface and valve deck (7) and valve seat (6) the first gas chamber (13), piston (9) lower end surface and valve seat (6)
Between be formed with the second gas chamber (14), the wall of valve body (1) be equipped with the balancing air holes (15) being connected to the first gas chamber (13) and
The control port (16) being connected to the second gas chamber (14).
2. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: cap assembly (34) includes logical
Cross round nut fixing sleeve be set to valve rod (8) lower end axis (17), the periphery of axis (17) be successively arranged with from top to bottom pressing plate (18),
Top cover (5), diaphragm (24) and spelling cap (25), the periphery of pressing plate (18) and the periphery of top cover (5) have mutually gripped gasket
(19), gasket (19) and sealing valve port cooperate, and are correspondingly provided with through-hole (23) on pressing plate (18) and top cover (5), diaphragm (24) lid
At the through-hole (23) of top cover (5) lower end, spells cap (25) and press in the inner circumferential of diaphragm (24), round nut (20) and pressing plate (18)
Between be successively arranged spring pad (21) and the first gasket (22) from top to bottom.
3. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: the gas outlet (4) of valve chamber (2)
Place is installed with protective jacket (36), and protective jacket (36) is fixedly connected by the first circlip (37) with valve body (1).
4. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: piston (9) and valve rod (8) it
Between be equipped with first bearing (26), equipped with guide ring (27) and second bearing (35) between piston (9) and valve seat (6) inner circumferential.
5. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: opening nut (10) and valve rod
The second gasket (38) are equipped between spring (12).
6. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: valve rod (8) and opening nut
(10) positioning pin (28) are equipped between.
7. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: valve deck (7) lower end surface is equipped with
The spring caulking groove (29) protruded into for piston spring (11) upper end and the valve rod caulking groove (30) protruded into for valve rod (8) upper end.
8. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: valve seat (6) inner circumferential is embedded with
With the second circlip (31) of valve deck (7) upper surface limit cooperation.
9. a kind of inversion type air compressor gas valve according to claim 1, it is characterised in that: valve body (1) is if bottom is equipped with
Dry mounting hole (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710391072.7A CN107120258B (en) | 2017-05-27 | 2017-05-27 | A kind of inversion type air compressor gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710391072.7A CN107120258B (en) | 2017-05-27 | 2017-05-27 | A kind of inversion type air compressor gas valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107120258A CN107120258A (en) | 2017-09-01 |
| CN107120258B true CN107120258B (en) | 2019-09-03 |
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ID=59728617
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710391072.7A Active CN107120258B (en) | 2017-05-27 | 2017-05-27 | A kind of inversion type air compressor gas valve |
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| Country | Link |
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| CN (1) | CN107120258B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190249791A1 (en) * | 2018-02-14 | 2019-08-15 | Walter R. Chapman, Jr. | Back pressure valve having a reduced pressure drop required for fluid to pass through the valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5533873A (en) * | 1994-07-29 | 1996-07-09 | Hoerbiger Ventilwerke Aktiengesellschaft | Induction regulator valve for rotary compressors |
| CN201344129Y (en) * | 2008-12-12 | 2009-11-11 | 上海飞和实业集团有限公司 | Air inlet capacity control valve for air compressor |
| CN102889198A (en) * | 2012-11-07 | 2013-01-23 | 石家庄嘉祥精密机械有限公司 | Air compressor air inlet valve for railway locomotive |
| CN205118352U (en) * | 2015-10-29 | 2016-03-30 | 德耐尔压缩机制造（上海）有限公司 | Suction gas control valve |
| CN206801822U (en) * | 2017-05-27 | 2017-12-26 | 奉化意格特机械制造有限公司 | A kind of inversion type air compressor gas valve |
-
2017
- 2017-05-27 CN CN201710391072.7A patent/CN107120258B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5533873A (en) * | 1994-07-29 | 1996-07-09 | Hoerbiger Ventilwerke Aktiengesellschaft | Induction regulator valve for rotary compressors |
| CN201344129Y (en) * | 2008-12-12 | 2009-11-11 | 上海飞和实业集团有限公司 | Air inlet capacity control valve for air compressor |
| CN102889198A (en) * | 2012-11-07 | 2013-01-23 | 石家庄嘉祥精密机械有限公司 | Air compressor air inlet valve for railway locomotive |
| CN205118352U (en) * | 2015-10-29 | 2016-03-30 | 德耐尔压缩机制造（上海）有限公司 | Suction gas control valve |
| CN206801822U (en) * | 2017-05-27 | 2017-12-26 | 奉化意格特机械制造有限公司 | A kind of inversion type air compressor gas valve |
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| Publication number | Publication date |
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| CN107120258A (en) | 2017-09-01 |
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