CN103790885A - Gas circuit structure with inflating and deflating speed controllable - Google Patents
Gas circuit structure with inflating and deflating speed controllable Download PDFInfo
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- CN103790885A CN103790885A CN201410051991.6A CN201410051991A CN103790885A CN 103790885 A CN103790885 A CN 103790885A CN 201410051991 A CN201410051991 A CN 201410051991A CN 103790885 A CN103790885 A CN 103790885A
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Abstract
The invention discloses a gas circuit structure with the inflating and deflating speed controllable, and belongs to a gas storage type pneumatic executing mechanism. A gas source is respectively communicated with a gas storage tank, one end of a throttling valve D and an a1 port of a two-position and three-way solenoid valve A through a check valve, a b1 port and a c1 port of the two-position and three-way solenoid valve A are communicated with the other port of the throttling valve D and a b2 port of a two-position and three-way solenoid valve B respectively, an a2 port and a c2 port of the two-position and three-way solenoid valve B are communicated with a c3 port of a two-position and three-way solenoid valve C and a gas tank respectively, a b3 port and an a3 port of the two-position and three-way solenoid valve C are communicated with one end of a throttling valve E and an exhaust hole respectively, and the other port of the throttling valve E is communicated with the exhaust hole. According to the gas circuit structure, air is used for mediums, central gas supply is achieved on the basis of the compressibility of air, machining and maintenance of a mechanical structure are greatly simplified, the working rate can be intelligently controlled, and the gas circuit structure has the advantages of being simple in structure, low in manufacturing cost, safe and reliable in operation, long in service life, suitable for long-distance transmission and the like.
Description
Technical field
The invention belongs to a kind of air storing type pneumatic actuator, particularly a kind of inflation/deflation speed controllable type gas circuit structure.
Background technique
At present, in some special occasions in the field such as electric power, petroleum and chemical industry, need control valve in a lot of situations in the time of disconnected hydraulic power, valve can be closed rapidly.But common hydraulic mechanism is not only difficult to meet this demand, be also accompanied by a series of, the problem such as efficiency low, heating large, safety protection large such as loss.
Summary of the invention
Object of the present invention is exactly the problem existing for above-mentioned prior art, and a kind of inflation/deflation speed controllable type gas circuit structure is provided, and reaches operation fast and reliable, kinetic equation loss is little, efficiency is high, Security is good feature.
The object of the invention is to be achieved through the following technical solutions: source of the gas via one-way valve respectively with gas tank, a of one end of throttle valve D and two-position three way magnetic valve A
1port is communicated with, the b of described two-position three way magnetic valve A
1port and c
1port respectively with the another port of described throttle valve D and the b of two-position three way magnetic valve B
2port is communicated with, a of described two-position three way magnetic valve B
2port and c
2port respectively with the c of two-position three way magnetic valve C
3port and gas tank are communicated with, the b of described two-position three way magnetic valve C
3port and a
3port is communicated with one end and the exhaust port of throttle valve E respectively, and the another port of described throttle valve E is communicated with exhaust port.So far form inflation/deflation speed controllable type gas circuit structure.
Compared with prior art, feature of the present invention is:
Take air as medium, utilize the compressibility of air, realize central gas supply, Machine Design and maintenance are simplified greatly; Can realize the intelligent control of operating rate.
The invention has the beneficial effects as follows:
Pneumatic actuator is simple in structure, light, installation and maintenance are simple; Nonflammable, can use in high temperature occasion, therefore use safety; Pump-down process is simple, free from environmental pollution, and cost is low; The easy adjusting of input and output torque and operating rate is than the quick action of hydraulic pressure and electric means; Reliability is high, long service life; Can realize buffering.Impact load and over power have stronger adaptive capacity; Can make Pneumatic actuator have self-sustaining ability under certain condition; Be applicable to remote conveying.
Accompanying drawing explanation
Fig. 1 is inflation/deflation speed controllable type gas circuit structure schematic diagram
When being operation of the present invention, inflates rapidly Fig. 2 schematic diagram
When being operation of the present invention, slowly inflates Fig. 3 schematic diagram
Rapid venting principleand figure when Fig. 4 is operation of the present invention
Slow venting principleand figure when Fig. 5 is operation of the present invention
In Fig. 1: 1 source of the gas 2 one-way valve 3 gas tank 4 throttle valve D 5 two-position three way magnetic valve A 6 two-position three way magnetic valve B 7 gas tank 8 two-position three way magnetic valve C 9 throttle valve E 10 exhaust ports
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the invention is described in further detail.
As shown in Figure 1, a kind of inflation/deflation speed controllable type gas circuit structure, source of the gas 1 via one-way valve 2 respectively with gas tank 3, a of one end of throttle valve D4 and two-position three way magnetic valve A5
1port is communicated with, the b of described two-position three way magnetic valve A5
1port and c
1port respectively with the another port of described throttle valve D4 and the b of two-position three way magnetic valve B6
2port is communicated with, a of described two-position three way magnetic valve B6
2port and c
2port respectively with the c of two-position three way magnetic valve C8
3port and gas tank 7 are communicated with, the b of described two-position three way magnetic valve C8
3port and a
3port is communicated with one end and the exhaust port 10 of throttle valve E9 respectively, and the another port of described throttle valve E9 is communicated with exhaust port 10.
Operation process is as follows
Fig. 2 inflates rapidly schematic diagram.In described inflation/deflation speed controllable type gas circuit structure, in the time of two-position three way magnetic valve A5 power-off, a
1port conducting, b
1port cut-off, if now two-position three way magnetic valve B6 powers on, i.e. b
2port conducting, a
2port cut-off, ambient air imports gas tank 7 by source of the gas 1, one-way valve 2, two-position three way magnetic valve A5 and two-position three way magnetic valve B6 successively, and gas circuit pressure increases rapidly, and gas tank 7 is stored rapidly a large amount of pressurized air.The effect of one-way valve 2 and gas tank 3 is to prevent extraneous input air generation disturbance, causes gas circuit internal air pressure abrupt change.
Fig. 3 slowly inflates schematic diagram.In described inflation/deflation speed controllable type gas circuit structure, in the time that two-position three way magnetic valve A5 powers on, b
1port conducting, a
1port cut-off, if now two-position three way magnetic valve B6 powers on, i.e. b
2port conducting, a
2port cut-off, ambient air slowly imports gas tank 7 by source of the gas 1, one-way valve 2, throttle valve 4, two-position three way magnetic valve A5 and two-position three way magnetic valve B6 successively, and gas circuit pressure increases gradually, and gas tank 7 is slowly stored a large amount of pressurized air.
Fig. 4 is rapid exhaust schematic diagram.In described inflation/deflation speed controllable type gas circuit structure, in the time that two-position three way magnetic valve B6 powers on, a
2port conducting, b
2port cut-off, if now two-position three way magnetic valve C8 power-off, i.e. a
3port conducting, b
3port cut-off, the pressurized air that gas tank is 7 li is by a of two-position three way magnetic valve B6
2port conducting is to the c of two-position three way magnetic valve C8
3port, then by a of two-position three way magnetic valve C8
3port conducting is to exhaust port 10, and gas circuit gas is discharged by exhaust port 10 rapidly.
Fig. 5 is slow exhaust schematic diagram.In described inflation/deflation speed controllable type gas circuit structure, in the time that two-position three way magnetic valve B6 powers on, a
2port conducting, b
2port cut-off, if now two-position three way magnetic valve C8 powers on, i.e. b
3port conducting, a
3port cut-off, the pressurized air that gas tank is 7 li is from a of two-position three way magnetic valve B6
2port conducting is to the c of two-position three way magnetic valve C8
3port, then from the b of two-position three way magnetic valve C8
3port is through throttle valve E9 conducting to exhaust port 10, and gas circuit gas is slowly discharged by exhaust port 10.
Claims (1)
1. an inflation/deflation speed controllable type gas circuit structure, it is characterized in that: source of the gas (1) via one-way valve (2) respectively with gas tank (3), a of one end of throttle valve D (4) and two-position three way magnetic valve A (5)
1port is communicated with, the b of described two-position three way magnetic valve A (5)
1port and c
1port respectively with the another port of described throttle valve D (4) and the b of two-position three way magnetic valve B (6)
2port is communicated with, a of described two-position three way magnetic valve B (6)
2port and c
2port respectively with the c of two-position three way magnetic valve C (8)
3port and gas tank (7) are communicated with, the b of described two-position three way magnetic valve C (8)
3port and a
3port is communicated with one end and the exhaust port (10) of throttle valve E (9) respectively, and the another port of described throttle valve E (9) is communicated with exhaust port (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410051991.6A CN103790885B (en) | 2014-02-14 | 2014-02-14 | Inflation/deflation controllable-rate formula gas circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410051991.6A CN103790885B (en) | 2014-02-14 | 2014-02-14 | Inflation/deflation controllable-rate formula gas circuit structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103790885A true CN103790885A (en) | 2014-05-14 |
| CN103790885B CN103790885B (en) | 2015-07-29 |
Family
ID=50666847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410051991.6A Expired - Fee Related CN103790885B (en) | 2014-02-14 | 2014-02-14 | Inflation/deflation controllable-rate formula gas circuit structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141640A (en) * | 2014-07-18 | 2014-11-12 | 燕山大学 | Pneumatic control device of restraint device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3700396A (en) * | 1971-06-16 | 1972-10-24 | Abex Corp | Electro-hydraulic flow control circuit |
| CN201232673Y (en) * | 2008-07-31 | 2009-05-06 | 国营红林机械厂 | Bidirectional pneumatic time delay valve |
| CN102446686A (en) * | 2010-10-13 | 2012-05-09 | 北京中科信电子装备有限公司 | Two-channel fast aerating air channel |
| CN103287107A (en) * | 2012-02-28 | 2013-09-11 | 北京美科艺数码科技发展有限公司 | Ink-supply control system fault automatic detection method for ink-jet printer |
-
2014
- 2014-02-14 CN CN201410051991.6A patent/CN103790885B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3700396A (en) * | 1971-06-16 | 1972-10-24 | Abex Corp | Electro-hydraulic flow control circuit |
| CN201232673Y (en) * | 2008-07-31 | 2009-05-06 | 国营红林机械厂 | Bidirectional pneumatic time delay valve |
| CN102446686A (en) * | 2010-10-13 | 2012-05-09 | 北京中科信电子装备有限公司 | Two-channel fast aerating air channel |
| CN103287107A (en) * | 2012-02-28 | 2013-09-11 | 北京美科艺数码科技发展有限公司 | Ink-supply control system fault automatic detection method for ink-jet printer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141640A (en) * | 2014-07-18 | 2014-11-12 | 燕山大学 | Pneumatic control device of restraint device |
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| Publication number | Publication date |
|---|---|
| CN103790885B (en) | 2015-07-29 |
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Granted publication date: 20150729 Termination date: 20200214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |