CN108050389A - A kind of continuous air feeding device and method - Google Patents
A kind of continuous air feeding device and method Download PDFInfo
- Publication number
- CN108050389A CN108050389A CN201711319818.XA CN201711319818A CN108050389A CN 108050389 A CN108050389 A CN 108050389A CN 201711319818 A CN201711319818 A CN 201711319818A CN 108050389 A CN108050389 A CN 108050389A
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- CN
- China
- Prior art keywords
- gas
- source
- pressure
- feeding
- feeding pneumatic
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
Abstract
The present invention relates to continuous supply technology fields, more particularly to a kind of continuous air feeding device and method, including the first feeding pneumatic and the second feeding pneumatic, the first source of the gas end valve door, the first pressure regulator valve and first outlet pressure-detecting device are disposed with from inlet end to outlet side, the second source of the gas end valve door, the second pressure regulator valve and second outlet pressure-detecting device are disposed with from inlet end to outlet side in the second feeding pneumatic in first feeding pneumatic；The inlet end of first feeding pneumatic is connected with the first source of the gas, and the inlet end of the second feeding pneumatic is connected with the second source of the gas, and the outlet side of the outlet side of the first feeding pneumatic and the second feeding pneumatic is connected with gas end.The present invention is height different value by setting the outlet pressure of the first pressure regulator valve and the outlet pressure of the second pressure regulator valve, it fully relies on Design of Mechanical Structure and realizes that the automatic switchover of supply source of the gas and gapless are replaced, so as to achieve the purpose that continuously to supply, gas circuit is simple, it is easy to operate, cost reduction.
Description
Technical field
The present invention relates to continuous supply technology field more particularly to a kind of continuous air feeding device and methods.
Background technology
In current industrial production, many industries need gas as the raw material of industry.Particularly develop at present rapidly
Semiconductor, solar energy, light emitting diode and plane display line industry are given birth to, it is necessary to the gases such as substantial amounts of hydrogen, nitrogen with meeting technique
The needs of production.These common gases are supplied usually using steel cylinder, when gas using it is frequent when, need often more renew steel cylinder, to carry
For sufficient source of the gas.The process of routine replacement steel cylinder is to close empty steel cylinder side valve door, after more renewing steel cylinder, then by new steel cylinder
Side valve door is opened, and this substitute mode can force supply to interrupt, and follow-up equipment, production technology is caused not to have source of the gas, is influenced normal
Production；Another way is to use to have valve of the switching for airway dysfunction, but often cost is higher for such valve, and is needed mating
Electric-control system, it is complicated for operation, it is unfavorable for promoting the use of.
The content of the invention
It is an object of the invention to provide a kind of continuous air feeding device and method, to ensure continuous supply, avoid stopping the supple of gas or steam pair
Loss caused by production.
For this purpose, the present invention uses following technical scheme：
A kind of continuous air feeding device, including the first feeding pneumatic and the second feeding pneumatic, in first feeding pneumatic certainly
Inlet end to outlet side is disposed with the first source of the gas end valve door, the first pressure regulator valve and first outlet pressure-detecting device, described
In second feeding pneumatic the second source of the gas end valve door, the second pressure regulator valve and second outlet pressure are disposed with from inlet end to outlet side
Force checking device；The inlet end of first feeding pneumatic is connected with the first source of the gas, the inlet end of second feeding pneumatic with
Second source of the gas connects, and the outlet side of the outlet side of first feeding pneumatic and second feeding pneumatic with gas end with being connected
It is logical.
Preferably, first feeding pneumatic further includes the first bleed pressure detection device, first bleed pressure
Detection device is between first source of the gas and the first source of the gas end valve door；Second feeding pneumatic further includes the second gas
Source pressure-detecting device, the second bleed pressure detection device be located at second source of the gas and the second source of the gas end valve door it
Between.
Preferably, first feeding pneumatic further includes the first air-supplying valve, first air-supplying valve is located at described
Between first outlet pressure-detecting device and the end with gas；Second feeding pneumatic further includes the second air-supplying valve, described
Second air-supplying valve is located between the second outlet pressure-detecting device and the end with gas.
Preferably, first source of the gas is gas cylinder with second source of the gas.
Preferably, the first bleed pressure detection device, first outlet pressure-detecting device, the second bleed pressure are examined
It is pressure gauge to survey device and second outlet pressure-detecting device.
A kind of continuous air supply method applied to above-mentioned continuous air feeding device includes the following steps：
S1：The outlet pressure of the first pressure regulator valve is set as a, the outlet pressure of the second pressure regulator valve is b, and a is more than b；
S2：Open the first source of the gas end valve door and the second source of the gas end valve door；
S3：When the exit pressure levels of the first feeding pneumatic are less than or equal to the exit pressure levels of the second feeding pneumatic, close
The first source of the gas end valve door.
Preferably, include step S20 between step S1 and step S2：Open the first air-supplying valve and the second steam supply valve
Door.
Preferably, include step S4 after step s 3：The outlet pressure of second pressure regulator valve is adjusted to a, it will
The outlet pressure of first pressure regulator valve is adjusted to b.
Preferably, include step S5 after step s4：Replace the first source of the gas.
Preferably, step S1 described in iterative cycles to the step S5.
Continuous air feeding device provided by the invention and method, advantageous effect compared with the prior art：
1) continuous air feeding device gas circuit of the invention is simple, can fully rely on Design of Mechanical Structure and accomplish the automatic of gas
Switching and gapless are replaced, and improve the operability in actual application, cost reduction, and reliability improves；
2) present invention is by setting the outlet pressure of the first pressure regulator valve and the outlet pressure of the second pressure regulator valve different for height
Value realizes the automatic switchover of supply source of the gas, easy to operate so as to achieve the purpose that continuously to supply, easy to spread.
Description of the drawings
Fig. 1 is the principle schematic of continuous air feeding device provided by the invention.
In figure：
The first feeding pneumatics of 1-；11- the first source of the gas end valve doors；The first pressure regulator valves of 12-；13- first outlets pressure detecting fills
It puts；The first sources of the gas of 14-；15- the first bleed pressure detection devices；The first air-supplying valves of 16-；
The second feeding pneumatics of 2-；21- the second source of the gas end valve doors；The second pressure regulator valves of 22-；23- second outlets pressure detecting fills
It puts；The second sources of the gas of 24-；25- the second bleed pressure detection devices；The second air-supplying valves of 26-；
3- gas ends.
Specific embodiment
The technical solution further illustrated the present invention below in conjunction with the accompanying drawings with embodiment.It is understood that this place
The specific embodiment of description is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to
Convenient for description, part related to the present invention is illustrated only in attached drawing and not all.
The present invention provides a kind of continuous air feeding device, as shown in Figure 1, including the first feeding pneumatic 1 and the second supply gas
Road 2 is disposed with the first bleed pressure detection device 15, the first source of the gas in first feeding pneumatic 1 from inlet end to outlet side
End valve door 11, the first pressure regulator valve 12,13 and first air-supplying valve 16 of first outlet pressure-detecting device, in the second feeding pneumatic 2
The second bleed pressure detection device 25, the second source of the gas end valve door 21, the second pressure regulator valve are disposed with from inlet end to outlet side
22nd, 23 and second air-supplying valve 26 of second outlet pressure-detecting device.The inlet end of first feeding pneumatic 1 connects with the first source of the gas 14
Logical, the inlet end of the second feeding pneumatic 2 is connected with the second source of the gas, the outlet side of the first feeding pneumatic 1 and the second feeding pneumatic 2
Outlet side is connected with gas end 3.
Wherein, by setting the outlet pressure of the first pressure regulator valve 12 and the outlet pressure of the second pressure regulator valve 22 different for height
Value realizes the automatic switchover of supply source of the gas, easy to operate so as to achieve the purpose that continuously to supply, easy to spread.
In the present embodiment, the first source of the gas 14 and the second source of the gas 24 are gas cylinder.First bleed pressure detection device 15, first go out
Mouth pressure-detecting device 13, the second bleed pressure detection device 25 and second outlet pressure-detecting device 23 are pressure gauge.
The present embodiment additionally provides a kind of continuous air supply method applied to above-mentioned continuous air feeding device, and this method includes
Following steps：
S1：The outlet pressure of the first pressure regulator valve 12 is set as a, the outlet pressure of the second pressure regulator valve 22 is b, and a is more than b；
S2：Open the first source of the gas end valve door 11 and the second source of the gas end valve door 21；
S3：When the exit pressure levels of the first feeding pneumatic 1 are less than or equal to the exit pressure levels of the second feeding pneumatic 2, close
Close the first source of the gas end valve door 11.
Further, step S20 is included between step S1 and step S2：The first air-supplying valve 16 and second is opened to supply
Air valve 26.
It is understood that upon step s 2, since the outlet pressure a of the first pressure regulator valve 12 is more than the second pressure regulator valve 22
Outlet pressure b, therefore the first feeding pneumatic 1 is supplied at this time.After first feeding pneumatic 1 supply a period of time, the first gas
Pressure-detecting device 15/ first outlet pressure-detecting device 13 in source shows that pressure value continuously decreases, when going out for the first feeding pneumatic 1
When mouth pressure value is less than or equal to the exit pressure levels of the second feeding pneumatic 2, the first feeding pneumatic 1 stops supply, the second supply gas
Road 2 starts to supply, and closes the first source of the gas end valve door 11 at this time.So far, the automatic of the first source of the gas 14 and the second source of the gas 24 is realized
Switching, realizes the purpose continuously supplied.
Further, step S4 is further included after step S3：The outlet pressure of second pressure regulator valve 22 is adjusted to a, it will
The outlet pressure of first pressure regulator valve 12 is adjusted to b；And step S5：Replace the first source of the gas 14.
It is understood that after the completion of the first source of the gas 14 is replaced, the first source of the gas end valve door 11 is opened, at this time due to step S4
The middle outlet pressure by the second pressure regulator valve 22 is adjusted to a, more than the outlet pressure b of the first pressure regulator valve 12, therefore is still at this time the
Two feeding pneumatics 2 are supplied.After second feeding pneumatic 2 supply a period of time, the second bleed pressure detection device 25/ second goes out
Mouth pressure-detecting device 23 shows that pressure value continuously decreases, and is supplied when the exit pressure levels of the second feeding pneumatic 2 are less than or equal to first
During the exit pressure levels of gas gas circuit 1, the second feeding pneumatic 2 stops supply, and the first feeding pneumatic 1 starts to supply, can close at this time
Second source of the gas end valve door 21, and adjust the first pressure regulator valve 12 outlet pressure to a, the outlet pressure of the second pressure regulator valve 22 to b, and
Replace the second source of the gas
During actually supplying, iterative cycles above step ensures that supply process is not interrupted, so as to ensure normal production
Order.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating example of the present invention, and it is pair to be not
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of continuous air feeding device, including the first feeding pneumatic (1) and the second feeding pneumatic (2), first feeding pneumatic
(1) the first source of the gas end valve door (11), the first pressure regulator valve (12) and first outlet pressure are disposed with from inlet end to outlet side in
Force checking device (13) is disposed with the second source of the gas end valve door in second feeding pneumatic (2) from inlet end to outlet side
(21), the second pressure regulator valve (22) and second outlet pressure-detecting device (23)；The inlet end of first feeding pneumatic (1) and
One source of the gas (14) connects, and the inlet end of second feeding pneumatic (2) is connected with the second source of the gas (24), first feeding pneumatic
(1) outlet side and the outlet side of second feeding pneumatic (2) is connected with gas end (3).
2. continuous air feeding device according to claim 1, which is characterized in that first feeding pneumatic (1) further includes
One bleed pressure detection device (15), the first bleed pressure detection device (15) be located at first source of the gas (14) with it is described
Between first source of the gas end valve door (11)；Second feeding pneumatic (2) further includes the second bleed pressure detection device (25), described
Second bleed pressure detection device (25) is between second source of the gas (24) and the second source of the gas end valve door (21).
3. continuous air feeding device according to claim 1, which is characterized in that first feeding pneumatic (1) further includes
One air-supplying valve (16), first air-supplying valve (16) are located at the first outlet pressure-detecting device (13) and use gas with described
Between end (3)；Second feeding pneumatic (2) further includes the second air-supplying valve (26), and second air-supplying valve (26) is located at
Between the second outlet pressure-detecting device (23) and use gas end (3).
4. continuous air feeding device according to claim 1, which is characterized in that first source of the gas (14) and second gas
Source (24) is gas cylinder.
5. continuous air feeding device according to claim 2, which is characterized in that the first bleed pressure detection device
(15), first outlet pressure-detecting device (13), the second bleed pressure detection device (25) and second outlet pressure-detecting device
(23) it is pressure gauge.
6. a kind of continuous air supply method applied to claim 1-5 any one of them continuous air feeding devices, which is characterized in that
Include the following steps：
S1：The outlet pressure of the first pressure regulator valve (12) is set as a, the outlet pressure of the second pressure regulator valve (22) is b, and a is more than b；
S2：Open the first source of the gas end valve door (11) and the second source of the gas end valve door (21)；
S3：When the exit pressure levels of the first feeding pneumatic (1) are less than or equal to the exit pressure levels of the second feeding pneumatic (2), close
Close the first source of the gas end valve door (11).
7. continuous air supply method according to claim 6, which is characterized in that include step between step S1 and step S2
S20：Open the first air-supplying valve (16) and the second air-supplying valve (26).
8. continuous air supply method according to claim 6, which is characterized in that after step s 3 including step S4：By institute
The outlet pressure for stating the second pressure regulator valve (22) is adjusted to a, and the outlet pressure of first pressure regulator valve (12) is adjusted to b.
9. continuous air supply method according to claim 8, which is characterized in that after step s4 including step S5：It replaces
First source of the gas (14).
10. continuous air supply method according to claim 9, which is characterized in that step S1 described in iterative cycles to the step
Rapid S5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711319818.XA CN108050389A (en) | 2017-12-12 | 2017-12-12 | A kind of continuous air feeding device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711319818.XA CN108050389A (en) | 2017-12-12 | 2017-12-12 | A kind of continuous air feeding device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108050389A true CN108050389A (en) | 2018-05-18 |
Family
ID=62124368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711319818.XA Pending CN108050389A (en) | 2017-12-12 | 2017-12-12 | A kind of continuous air feeding device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108050389A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110819960A (en) * | 2019-12-19 | 2020-02-21 | 苏州凯利昂光电科技有限公司 | Continuous gas supply device for sputtering coating |
| CN110925598A (en) * | 2019-12-11 | 2020-03-27 | 广州广钢气体能源股份有限公司 | Switching system and switching method for electronic gas valve |
| CN111207303A (en) * | 2018-11-21 | 2020-05-29 | 苏州工业园区可伦坡系统集成科技有限公司 | Device for preventing nitrogen gas inner leakage |
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| CN206286730U (en) * | 2016-12-16 | 2017-06-30 | 上海精典电子有限公司 | A kind of uninterrupted blowing of stainless steel pipes welding supplies system |
| CN207599347U (en) * | 2017-12-12 | 2018-07-10 | 江苏正帆半导体设备有限公司 | A kind of continuous air feeding device |
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| CN201439864U (en) * | 2009-06-16 | 2010-04-21 | 武汉钢铁(集团)公司 | Double source air supply system |
| CN201524879U (en) * | 2009-06-16 | 2010-07-14 | 武汉钢铁(集团)公司 | Automatic double source gas supply system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207303A (en) * | 2018-11-21 | 2020-05-29 | 苏州工业园区可伦坡系统集成科技有限公司 | Device for preventing nitrogen gas inner leakage |
| CN110925598A (en) * | 2019-12-11 | 2020-03-27 | 广州广钢气体能源股份有限公司 | Switching system and switching method for electronic gas valve |
| CN110925598B (en) * | 2019-12-11 | 2020-10-09 | 广州广钢气体能源股份有限公司 | Switching system and switching method for electronic gas valve |
| CN110819960A (en) * | 2019-12-19 | 2020-02-21 | 苏州凯利昂光电科技有限公司 | Continuous gas supply device for sputtering coating |
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