CN203598781U - Centralized preparation and supply system for mixed gas - Google Patents
Centralized preparation and supply system for mixed gas Download PDFInfo
- Publication number
- CN203598781U CN203598781U CN201320826382.4U CN201320826382U CN203598781U CN 203598781 U CN203598781 U CN 203598781U CN 201320826382 U CN201320826382 U CN 201320826382U CN 203598781 U CN203598781 U CN 203598781U
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- Prior art keywords
- pipeline
- pressure regulator
- gas
- unit
- regulator valve
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- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000006200 vaporizer Substances 0.000 claims abstract description 24
- 239000007791 liquid phase Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 29
- 239000008246 gaseous mixture Substances 0.000 claims description 14
- 239000003595 mist Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 7
- 239000010959 steel Substances 0.000 abstract description 7
- 230000001105 regulatory effect Effects 0.000 abstract 4
- 239000007789 gas Substances 0.000 description 44
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 229910052786 argon Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000013329 compounding Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- -1 this Substances 0.000 description 1
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Abstract
The utility model discloses a centralized preparation and supply system for mixed gas. The centralized preparation and supply system for the mixed gas comprises a gas mixing unit, a first gas supply unit connected with the gas mixing unit by a pipeline, a second gas supply unit connected with the gas mixing unit by a pipeline, a flow meter connected with the gas mixing unit by a pipeline, and a gas supply pipeline unit connected with the flow meter by a pipeline, wherein the first gas supply unit comprises a first low-temperature gas liquid-state storage tank, a first vaporizer connected with a liquid-phase outlet in the lower part of the first low-temperature gas liquid-state storage tank by a pipeline, and a first pressure regulating valve unit connected with the first vaporizer by a pipeline; the second gas supply unit comprises a second low-temperature gas liquid-state storage tank, a second vaporizer connected with a liquid-phase outlet in the lower part of the second low-temperature gas liquid-state storage tank by a pipeline, and a second pressure regulating valve unit connected with the second vaporizer by a pipeline; both of the first pressure regulating valve unit and the second pressure regulating valve unit are connected with the gas mixing unit by a pipeline, respectively. According to the centralized preparation and supply system for the mixed gas, disclosed by the utility model, the steel cylinder transport cost is saved, and the high cost spent on package and labour investment is reduced.
Description
Technical field
The utility model relates to a kind of preparation air supply system, relates in particular to a kind of mist and concentrates preparation air supply system.
Background technology
Gaseous mixture is the mixture by several gas compositions, is working medium conventional in engineering.In prior art normal adopt be by mixed two or more high-pure gas make fill in steel cylinder after, mix by mixing machine, entrucking is transported to customers' place more after the assay was approved.But, carrying out gas supply to client with steel cylinder, cost of transportation is very high, and peril of transportation is also very high.
Granted publication number is CN203090852U, Granted publication day is that the Chinese utility model patent (hereinafter to be referred as documents 1) on July 31st, 2013 discloses a kind of high-purity mist compounding system, comprises the gas mixed cell being connected with the first air supply unit, the second air supply unit, analytic unit and metering units respectively; Described the first air supply unit comprises the gas collection dress lattice, decompressor and the filter that connect successively; Described the second air supply unit comprises the cryogenic liquid tank, vaporizer, decompressor and the filter that connect successively; Filter in described the first air supply unit is all connected with gas mixed cell with the filter in the second air supply unit.
High-purity mist compounding system in above-mentioned patent is arranged on curstomer's site, although saved a part of steel cylinder cost of transportation, but its first air supply unit and second unit adopt respectively gas collection dress lattice and cryogenic liquid tank, that is to say that its raw material adopting is respectively gaseous state and liquid, like this, gas gas phase storage space is the hundred times of liquid phase storage area under the same conditions, and input packing cost is also huge, will cause a large amount of wastes of management and manpower.
Utility model content
Technical problem to be solved in the utility model is the defect existing for prior art, provide a kind of mist to concentrate preparation air supply system, it had both saved steel cylinder cost of transportation, reduced again due to the characteristic of high-purity gas product bring in packing, artificial input expensive.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of mist is concentrated preparation air supply system, comprise gas mixed cell, the first air supply unit being connected with described gas mixed cell pipeline, the second air supply unit being connected with described gas mixed cell pipeline, the flowmeter being connected with described gas mixed cell pipeline, the steam line unit being connected with described flowmeter pipeline, described the first air supply unit comprises the liquid storage tank of the first cryogenic gas, the first vaporizer being connected with the liquid storage tank of described the first cryogenic gas bottom liquid-phase outlet pipeline, the the first pressure regulator valve unit being connected with described the first vaporizer pipeline, described the second air supply unit comprises the liquid storage tank of the second cryogenic gas, with the second vaporizer that the liquid storage tank of described the second cryogenic gas bottom liquid-phase outlet pipeline is connected, the second pressure regulator valve unit being connected with described the second vaporizer pipeline, described the first pressure regulator valve unit is all connected with described gas mixed cell pipeline with the second pressure regulator valve unit.
Preferably, described the first pressure regulator valve unit is set to a pressure regulator valve, described the second pressure regulator valve unit is set to a pressure regulator valve or two pressure regulator valves in parallel, in the time that described the second pressure regulator valve unit is set to two pressure regulator valves in parallel, on the import and export pipeline of described two pressure regulator valves in parallel, be also provided with stop valve respectively.
Preferably, described gas mixed cell comprises the proportioning unit being connected with described the first pressure regulator valve unit and the second pressure regulator valve unit pipe, described proportioning unit comprises two gaseous mixture proportioning cabinets in parallel, with described two surge tanks that gaseous mixture proportioning cabinet pipeline is connected, described surge tank is connected with described flowmeter pipeline.
The beneficial effects of the utility model are: the utility model is set directly at client working site, adopt liquid gas raw material, mixed preparing by gas is directly transported to gaseous mixture each station, both saved steel cylinder cost of transportation, reduced again due to the characteristic of high-purity gas product bring in packing, artificial input expensive.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the structural representation of the utility model embodiment 2;
In figure: 1. gas mixed cell, 2. the first air supply unit, 3. the second air supply unit, 4. flowmeter, 5. steam line unit, the 6. liquid storage tank of the first cryogenic gas, 7. the first vaporizer, 8. the first pressure regulator valve unit, the 9. liquid storage tank of the second cryogenic gas, 10. the second vaporizer, 11. second pressure regulator valve unit, 12. gaseous mixture proportioning cabinets, 13. surge tanks, 14. pressure regulator valves, 15. stop valves.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is done to further detailed elaboration.
Embodiment 1: as shown in Figure 1, a kind of mist is concentrated preparation air supply system, comprise gas mixed cell 1, the first air supply unit 2 being connected with described gas mixed cell 1 pipeline, the second air supply unit 3 being connected with described gas mixed cell 1 pipeline, the flowmeter 4 being connected with described gas mixed cell 1 pipeline, the steam line unit 5 being connected with described flowmeter 4 pipelines, described the first air supply unit 2 comprises the liquid storage tank 6 of the first cryogenic gas, the first vaporizer 7 being connected with the liquid storage tank 6 bottom liquid-phase outlet pipelines of described the first cryogenic gas, the the first pressure regulator valve unit 8 being connected with described the first vaporizer 7 pipelines, described the second air supply unit 3 comprises the liquid storage tank 9 of the second cryogenic gas, with the second vaporizer 10 that the liquid storage tank 9 bottom liquid-phase outlet pipelines of described the second cryogenic gas are connected, the second pressure regulator valve unit 11 being connected with described the second vaporizer 10 pipelines, described the first pressure regulator valve unit 8 is all connected with described gas mixed cell 1 pipeline with the second pressure regulator valve unit 11.
Described the first pressure regulator valve unit 8 is set to a pressure regulator valve 14, and described the second pressure regulator valve unit 11 is also set to a pressure regulator valve 14.
Described gas mixed cell 1 comprises the proportioning unit being connected with described the first pressure regulator valve unit 8 and the second pressure regulator valve unit 11 pipelines, described proportioning unit comprises two gaseous mixture proportioning cabinets 12 in parallel, with described two surge tanks 13 that gaseous mixture proportioning cabinet 12 pipelines are connected, described surge tank 13 is connected with described flowmeter 4 pipelines.
Described the first vaporizer 7 and the second vaporizer 10 adopt air temperature type vaporizer, and described pressure regulator valve 14 adopts self-supporting pressure regulator valve, and described flowmeter 4 adopts G type Roots type flowmeter.
The course of work of the present embodiment is described as an example of liquid argon and liquid carbon dioxide example below:
In the liquid storage tank 6 of the first cryogenic gas, being liquid argon, is liquid carbon dioxide in the liquid storage tank 9 of the second cryogenic gas, and liquid argon is discharged from the liquid storage tank 6 of the first cryogenic gas, arrives gaseous mixture proportioning cabinet 12 successively through the first vaporizer 7, the first pressure regulator valve unit 8; Liquid carbon dioxide is discharged from the liquid storage tank 9 of the second cryogenic gas, successively through the second vaporizer 10, the second pressure regulator valve unit 11 arrives two gaseous mixture proportioning cabinets 12 in parallel, through gaseous mixture proportioning cabinet 12 by a certain percentage by after argon gas and carbon dioxide mixing match, pass through successively again surge tank 13, flowmeter 4, steam line unit 5, delivers to each station by gaseous mixture.
Embodiment 2: as shown in Figure 2, difference is compared with embodiment 1: described the first pressure regulator valve unit 8 is set to a pressure regulator valve 14, described the second pressure regulator valve unit 11 is set to two pressure regulator valves 14 in parallel, is also provided with stop valve 15 respectively on the import and export pipeline of described two pressure regulator valves 14 in parallel.
When work, first close the stop valve 15 on the import and export pipeline of a described pressure regulator valve 14, set it as for subsequent usely, utilize another one pressure regulator valve 14 to carry out work; In the time that a pressure regulator valve 14 breaks down, the stop valve 15 that can be imported and exported on pipeline is closed, and enables another one pressure regulator valve for subsequent use 14 and works on, and like this, can not affect job schedule, has increased the service life of whole system.
To sum up, the utility model is set directly at client working site, adopt liquid gas raw material, mixed preparing by gas is directly transported to gaseous mixture each station, both saved steel cylinder cost of transportation, reduced again due to the characteristic of high-purity gas product bring in packing, artificial input expensive.
Above embodiment is only for illustration of the utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not in the situation that departing from spirit and scope of the present utility model; can also make a variety of changes or convert; therefore all technical schemes that are equal to also should belong to protection domain of the present utility model, and protection domain of the present utility model should be limited by each claim.
Claims (3)
1. a mist is concentrated preparation air supply system, comprise gas mixed cell, the first air supply unit being connected with described gas mixed cell pipeline, the second air supply unit being connected with described gas mixed cell pipeline, the flowmeter being connected with described gas mixed cell pipeline, the steam line unit being connected with described flowmeter pipeline, it is characterized in that: described the first air supply unit comprises the liquid storage tank of the first cryogenic gas, the first vaporizer being connected with the liquid storage tank of described the first cryogenic gas bottom liquid-phase outlet pipeline, the the first pressure regulator valve unit being connected with described the first vaporizer pipeline, described the second air supply unit comprises the liquid storage tank of the second cryogenic gas, with the second vaporizer that the liquid storage tank of described the second cryogenic gas bottom liquid-phase outlet pipeline is connected, the second pressure regulator valve unit being connected with described the second vaporizer pipeline, described the first pressure regulator valve unit is all connected with described gas mixed cell pipeline with the second pressure regulator valve unit.
2. mist according to claim 1 is concentrated preparation air supply system, it is characterized in that: described the first pressure regulator valve unit is set to a pressure regulator valve, described the second pressure regulator valve unit is set to a pressure regulator valve or two pressure regulator valves in parallel, in the time that described the second pressure regulator valve unit is set to two pressure regulator valves in parallel, on the import and export pipeline of described two pressure regulator valves in parallel, be also provided with stop valve respectively.
3. mist according to claim 1 and 2 is concentrated preparation air supply system, it is characterized in that: described gas mixed cell comprises the proportioning unit being connected with described the first pressure regulator valve unit and the second pressure regulator valve unit pipe, described proportioning unit comprises two gaseous mixture proportioning cabinets in parallel, with described two surge tanks that gaseous mixture proportioning cabinet pipeline is connected, described surge tank is connected with described flowmeter pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826382.4U CN203598781U (en) | 2013-12-16 | 2013-12-16 | Centralized preparation and supply system for mixed gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826382.4U CN203598781U (en) | 2013-12-16 | 2013-12-16 | Centralized preparation and supply system for mixed gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203598781U true CN203598781U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320826382.4U Expired - Lifetime CN203598781U (en) | 2013-12-16 | 2013-12-16 | Centralized preparation and supply system for mixed gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203598781U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696702A (en) * | 2015-04-09 | 2015-06-10 | 杜卫卫 | Safety gas supply device for chemical equipment |
| CN108970533A (en) * | 2018-09-20 | 2018-12-11 | 苏州市创优净化科技有限公司 | A kind of high-purity gas protection gas automatic mixing system |
| CN111593523A (en) * | 2020-06-18 | 2020-08-28 | 湖南先森智能科技有限公司 | Material injection unit of setting machine, automatic material injection system of setting machine and control method of automatic material injection system |
-
2013
- 2013-12-16 CN CN201320826382.4U patent/CN203598781U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696702A (en) * | 2015-04-09 | 2015-06-10 | 杜卫卫 | Safety gas supply device for chemical equipment |
| CN108970533A (en) * | 2018-09-20 | 2018-12-11 | 苏州市创优净化科技有限公司 | A kind of high-purity gas protection gas automatic mixing system |
| CN111593523A (en) * | 2020-06-18 | 2020-08-28 | 湖南先森智能科技有限公司 | Material injection unit of setting machine, automatic material injection system of setting machine and control method of automatic material injection system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |