CN203240275U - Semiautomatic switching manifold system - Google Patents
Semiautomatic switching manifold system Download PDFInfo
- Publication number
- CN203240275U CN203240275U CN 201320149088 CN201320149088U CN203240275U CN 203240275 U CN203240275 U CN 203240275U CN 201320149088 CN201320149088 CN 201320149088 CN 201320149088 U CN201320149088 U CN 201320149088U CN 203240275 U CN203240275 U CN 203240275U
- Authority
- CN
- China
- Prior art keywords
- supply pipe
- air supply
- gas cylinder
- supply tube
- main
- 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.)
- Expired - Fee Related
Links
- 230000002000 scavenging Effects 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims description 25
- 238000010926 purge Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 description 2
- 231100000614 Poison Toxicity 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
The utility model provides a semiautomatic switching manifold system, which comprises a first gas cylinder, a second gas cylinder, a first gas supply tube, a second gas supply tube and a main gas supply tube, the first gas supply tube is connected with the first gas cylinder, the second gas supply tube is connected with the second gas cylinder, the first gas supply tube and the second gas supply tube are communicated with the main gas supply tube, a first throttle valve and a first check valve are sequentially arranged on the first gas supply tube between the first gas cylinder and the main gas supply tube, a second throttle valve and a second check valve are sequentially arranged on the second gas supply tube between the second gas cylinder and the main gas supply tube, and a main throttle valve is arranged on the main gas supply tube. The semiautomatic switching manifold system can guarantee the continuous supply of the gas in the gas cylinders, and is provided with a main scavenging tube to scavenge the tubes, thus ensuring that the tubes cannot be blocked and foreign matters can be discharged out. The semiautomatic switching manifold system is safe to use, can stably supply gas, and is widely applicable.
Description
Technical field
The utility model relates to a kind of semi-automatic switching remittance stream discharging system.
Background technique
Usually need to use all kinds of poisonous, harmful inflammable, explosion hazard gasess in the laboratory.This type of gas usually is stored in gas cylinder and carries out air feed by pipeline, but existing air feeder has certain pot life.After the gas cylinder reserves exhaust, need to carry out gas cylinder and change, not only take time and effort, and can cause air feed to interrupt, impact is used.
The model utility content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of semi-automatic switching remittance stream discharging system, comprise the first gas cylinder, the second gas cylinder, be connected in the first air supply pipe of the first gas cylinder, be connected in the second air supply pipe of the second gas cylinder, the main supply tracheae, the first air supply pipe, the second air supply pipe is communicated in the main supply tracheae, the first air supply pipe between described the first gas cylinder and the main supply tracheae is provided with first throttle valve and the first one-way valve successively, the second air supply pipe between described the second gas cylinder and the main supply tracheae is provided with the second throttle valve and the second one-way valve successively, and described main supply tracheae is provided with primary throttle valve.
Further, described the first air supply pipe also is provided with the first filter, and described the first filter is arranged between described first throttle valve and the first one-way valve.
Further, described the second air supply pipe also is provided with the second filter, and described the second filter is arranged between described the second throttle valve and the first one-way valve.
Further, described semi-automatic switching remittance stream discharging system also is provided with the first scavenging conduit, the second scavenging conduit and is connected in the main scavenging conduit of the first scavenging conduit, the second scavenging conduit, described the first scavenging conduit is communicated in the first air supply pipe, described the second scavenging conduit is communicated in the second air supply pipe, and described scavenging conduit is provided with the purging one-way valve.
Further, described the first scavenging conduit is provided with first and purges needle-valve.
Further, described the second scavenging conduit is provided with second and purges needle-valve.
Further, described semi-automatic switching remittance stream discharging system also is provided with negative pressure alarm, and described the first air supply pipe also is provided with the first barometer, and described the second air supply pipe also is provided with the second barometer, and described the first barometer and the second barometer are connected in negative pressure alarm.
Compared to prior art, semi-automatic switching of the present utility model converges stream discharging system and can guarantee that the gas in the gas cylinder continues supply, and main scavenging conduit is set pipeline is swept is blown, and guarantees pipeline usually and discharges impurity.Semi-automatic switching remittance stream discharging system of the present utility model uses safety, air feed to stablize, and applicability is extensive.
Description of drawings
Fig. 1 is the structural representation of semi-automatic switching remittance stream discharging system of the present utility model.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is further specified.
See also Fig. 1, the utility model provides a kind of semi-automatic switching to converge stream discharging system, comprise the first gas cylinder 11, the second gas cylinder 21, be connected in the first gas cylinder 11 the first air supply pipe 13, be connected in the second air supply pipe 23, the main supply tracheae of the second gas cylinder 21.Semi-automatic switching of the present utility model converge stream discharging system by the first gas cylinder 11 or the second gas cylinder 21 to main supply tracheae air feed, safe and reliable, can guarantee that air feed is uninterrupted.
The first air supply pipe 13,23 threeways of the second air supply pipe are connected in main supply tracheae 30.The first air supply pipe 13 between the first gas cylinder 11 and the main supply tracheae 30 is provided with first throttle valve 15, the first filter 16 and the first one-way valve 17 successively.The second air supply pipe 23 between the second gas cylinder 21 and the main supply tracheae 30 is provided with the second throttle valve 25, the second filter 26 and the second one-way valve 27 successively.Main supply tracheae 30 is provided with primary throttle valve 31, breaks or during improper excessive emissions, can close main supply tracheae 30 by primary throttle valve 31 when the downstream tube road, and the discharging out of control of prevention system avoids the gas in the gas cylinder to lose in a large number, guarantee security of system,
Semi-automatic switching remittance stream discharging system also is provided with the first scavenging conduit 41, the second scavenging conduit 42 and is connected in the main scavenging conduit 43 of the first scavenging conduit 41, the second scavenging conduit 42.Described the first scavenging conduit 41 is communicated in the first air supply pipe 13, the second scavenging conduits 42 and is communicated in the second air supply pipe 23.Main scavenging conduit 43 is provided with and purges one-way valve 45.The first scavenging conduit 41 is provided with first and purges needle-valve 47.The second scavenging conduit 42 is provided with second and purges needle-valve 48.When using semi-automatic switching of the present utility model to converge stream discharging system, after changing gas cylinder, can purge by purging, remove air and the dust brought into when changing bottle.Main scavenging conduit 43 is provided with and purges one-way valve 45.
Semi-automatic switching remittance stream discharging system also is provided with negative pressure alarm 50.Described the first air supply pipe 13 also is provided with the first barometer, and described the second air supply pipe 23 also is provided with the second barometer.The first barometer and the second barometer are connected in negative pressure alarm 50, and report to the police when the first barometer and the second barometer detect negative pressure.
Semi-automatic switching of the present utility model converges stream discharging system and can guarantee that the gas in the gas cylinder continues supply, and 43 pairs of pipelines of main scavenging conduit are set sweep and blow, and guarantees pipeline usually and discharges impurity.Semi-automatic switching remittance stream discharging system of the present utility model uses safety, air feed to stablize, and applicability is extensive.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. a semi-automatic switching converges stream discharging system, it is characterized in that: comprise the first gas cylinder, the second gas cylinder, be connected in the first air supply pipe of the first gas cylinder, the second air supply pipe that is connected in the second gas cylinder, main supply tracheae, the first air supply pipe, the second air supply pipe are communicated in the main supply tracheae, the first air supply pipe between described the first gas cylinder and the main supply tracheae is provided with first throttle valve and the first one-way valve successively, the second air supply pipe between described the second gas cylinder and the main supply tracheae is provided with the second throttle valve and the second one-way valve successively, and described main supply tracheae is provided with primary throttle valve.
2. described semi-automatic switching converges stream discharging system according to claim 1, and it is characterized in that: described the first air supply pipe also is provided with the first filter, and described the first filter is arranged between described first throttle valve and the first one-way valve.
3. described semi-automatic switching converges stream discharging system according to claim 1, and it is characterized in that: described the second air supply pipe also is provided with the second filter, and described the second filter is arranged between described the second throttle valve and the first one-way valve.
4. described semi-automatic switching converges stream discharging system according to claim 1, it is characterized in that: described semi-automatic switching remittance stream discharging system also is provided with the first scavenging conduit, the second scavenging conduit and is connected in the main scavenging conduit of the first scavenging conduit, the second scavenging conduit, described the first scavenging conduit is communicated in the first air supply pipe, described the second scavenging conduit is communicated in the second air supply pipe, and described scavenging conduit is provided with the purging one-way valve.
5. described semi-automatic switching converges stream discharging system according to claim 4, and it is characterized in that: described the first scavenging conduit is provided with first and purges needle-valve.
6. described semi-automatic switching converges stream discharging system according to claim 4, and it is characterized in that: described the second scavenging conduit is provided with second and purges needle-valve.
7. described semi-automatic switching converges stream discharging system according to claim 1, it is characterized in that: described semi-automatic switching remittance stream discharging system also is provided with negative pressure alarm, described the first air supply pipe also is provided with the first barometer, described the second air supply pipe also is provided with the second barometer, and described the first barometer and the second barometer are connected in negative pressure alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320149088 CN203240275U (en) | 2013-03-28 | 2013-03-28 | Semiautomatic switching manifold system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320149088 CN203240275U (en) | 2013-03-28 | 2013-03-28 | Semiautomatic switching manifold system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203240275U true CN203240275U (en) | 2013-10-16 |
Family
ID=49317572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320149088 Expired - Fee Related CN203240275U (en) | 2013-03-28 | 2013-03-28 | Semiautomatic switching manifold system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203240275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722892A (en) * | 2015-03-23 | 2015-06-24 | 苏州登丰泵业有限公司 | Welding protection method for stainless steel assembly and gas proportion mixing device |
-
2013
- 2013-03-28 CN CN 201320149088 patent/CN203240275U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722892A (en) * | 2015-03-23 | 2015-06-24 | 苏州登丰泵业有限公司 | Welding protection method for stainless steel assembly and gas proportion mixing device |
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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 |
Granted publication date: 20131016 Termination date: 20150328 |
|
| EXPY | Termination of patent right or utility model |