CN219540223U - Electronic grade gas mixing device - Google Patents
Electronic grade gas mixing device Download PDFInfo
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- CN219540223U CN219540223U CN202320065005.7U CN202320065005U CN219540223U CN 219540223 U CN219540223 U CN 219540223U CN 202320065005 U CN202320065005 U CN 202320065005U CN 219540223 U CN219540223 U CN 219540223U
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- gas
- gas cylinder
- cylinder
- pipeline
- pressure valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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Abstract
The utility model discloses an electronic grade gas mixing device, which comprises a standard gas cylinder, wherein the outer side of the standard gas cylinder is covered with an electric heating drying sleeve, and the standard gas cylinder is arranged on a high-precision electronic balance; the inlet of the standard gas cylinder is connected with a first raw gas steel cylinder and a second raw gas steel cylinder in parallel through a gas pipeline; the two ends of the gas pipeline are respectively connected with a first high-pressure valve and a second high-pressure valve, an outlet of the first high-pressure valve is connected with the atmosphere through a pipeline, an outlet of the second high-pressure valve is connected with an inlet of a liquid nitrogen tank through a pipeline, and an outlet of the liquid nitrogen tank is connected with an inlet of a vacuum pump through a pipeline. According to the utility model, the high-precision electronic balance is arranged, so that quantitative mixing of the gases in the first raw material gas cylinder and the second raw material gas cylinder is facilitated in the standard gas cylinder, and the proportional valve is arranged at the inlet of the standard gas cylinder, so that the mixing of the gases in the first raw material gas cylinder and the second raw material gas cylinder in any proportion is facilitated, and therefore, the gas distribution efficiency is greatly improved, and the quality of the mixed gases is improved.
Description
Technical Field
The utility model relates to the technical field of gas mixing, in particular to an electronic grade gas mixing device.
Background
With the development of the emerging technology, special gas requirements are various, and the quality requirements on related special gas raw materials are higher. Existing special gas mixing arrangements are typically performed by manually controlling the valves. The filling management is performed manually, so that the workload is high, the manual misoperation is easy to occur, and the quality of gas is influenced.
Based on the above situation, the utility model provides an electronic grade gas mixing device which can effectively solve the above problems.
Disclosure of Invention
The utility model aims to provide an electronic grade gas mixing device. According to the electronic grade gas mixing device, the high-precision electronic balance is arranged, so that quantitative mixing of the gases in the first raw material gas cylinder and the second raw material gas cylinder is facilitated in the standard gas cylinder, and the proportional valve is arranged at the inlet of the standard gas cylinder, so that the gases in the first raw material gas cylinder and the second raw material gas cylinder are conveniently controlled to be mixed in any proportion, the gas distribution efficiency is greatly improved, and the quality of mixed gases is improved.
The utility model is realized by the following technical scheme:
the electronic grade gas mixing device comprises a standard gas cylinder, wherein an electric heating drying sleeve is coated on the outer side of the standard gas cylinder, and the standard gas cylinder is arranged on a high-precision electronic balance; the inlet of the standard gas cylinder is connected with a first raw gas steel cylinder and a second raw gas steel cylinder in parallel through a gas pipeline; the two ends of the gas pipeline are respectively connected with a first high-pressure valve and a second high-pressure valve, an outlet of the first high-pressure valve is connected with the atmosphere through a pipeline, an outlet of the second high-pressure valve is connected with an inlet of a liquid nitrogen tank through a pipeline, an outlet of the liquid nitrogen tank is connected with an inlet of a vacuum pump through a pipeline, and an outlet of the vacuum pump is communicated with the atmosphere.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, an outlet of the second high-pressure valve is connected with an air return pipe, and a vacuum air return valve is connected to the air return pipe.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, the gas pipeline is connected with a high-pressure gauge and a vacuum gauge.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, outlets of the first raw material gas steel cylinder and the second raw material gas steel cylinder are respectively connected with an electronic grade diaphragm valve.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, the inlet of the standard gas cylinder is connected with a proportional valve.
Compared with the prior art, the utility model has the following advantages:
according to the electronic grade gas mixing device, the high-precision electronic balance is arranged, so that quantitative mixing of the gases in the first raw material gas cylinder and the second raw material gas cylinder is facilitated in the standard gas cylinder, and the proportional valve is arranged at the inlet of the standard gas cylinder, so that the gases in the first raw material gas cylinder and the second raw material gas cylinder are conveniently controlled to be mixed in any proportion, the gas distribution efficiency is greatly improved, and the quality of mixed gases is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.
Example 1:
the electronic grade gas mixing device comprises a standard gas cylinder 1, wherein an electric heating drying sleeve 2 is coated on the outer side of the standard gas cylinder 1, and the standard gas cylinder 1 is arranged on a high-precision electronic balance 3; the inlet of the standard gas cylinder 1 is connected with a first raw gas steel cylinder 5 and a second raw gas steel cylinder 6 in parallel through a gas pipeline 4; the two ends of the gas pipeline 4 are respectively connected with a first high-pressure valve 7 and a second high-pressure valve 8, an outlet of the first high-pressure valve 7 is connected with the atmosphere through a pipeline, an outlet of the second high-pressure valve 8 is connected with an inlet of a liquid nitrogen tank 9 through a pipeline, an outlet of the liquid nitrogen tank 9 is connected with an inlet of a vacuum pump 10 through a pipeline, and an outlet of the vacuum pump 10 is communicated with the atmosphere. The inlet of the standard gas cylinder 1 is connected with a proportional valve 16.
According to the utility model, the high-precision electronic balance 3 is arranged, so that quantitative mixing of the gases in the first raw material gas cylinder 5 and the second raw material gas cylinder 6 in the standard gas cylinder is facilitated, and the proportional valve 16 is arranged at the inlet of the standard gas cylinder 1, so that the mixing of the gases in the first raw material gas cylinder 5 and the second raw material gas cylinder 6 in any proportion is facilitated, and the gas distribution efficiency and the quality of the mixed gas are greatly improved.
Further, in another embodiment, an outlet of the second high pressure valve 8 is connected to an air return pipe 11, and a vacuum air return valve 12 is connected to the air return pipe 11. The air return pipe 12 and the vacuum air return valve 13 are matched with the vacuum pump 10, and the vacuum compressor is started to perform vacuum treatment on the device, so that harmful components such as air in the device are removed.
Further, in another embodiment, the gas pipe 4 is connected with a high-pressure gauge 13 and a vacuum gauge 14. The arrangement of the high-pressure gauge 14 facilitates the measurement of the gas pressure value in the compounding device. The vacuum gauge 14 is provided to facilitate measurement of the vacuum level within the compounding device.
Further, in another embodiment, the outlets of the first raw material gas cylinder 5 and the second raw material gas cylinder 6 are respectively connected with an electronic grade diaphragm valve 15. According to the utility model, the electronic-grade diaphragm valve 15 is arranged at the outlet of the first raw material gas steel cylinder 5 and the outlet of the second raw material gas steel cylinder 6, so that the mixed gas is prevented from entering the first raw material gas steel cylinder 5 and the second raw material gas steel cylinder 6.
One skilled in the art can readily make or use an electronic grade gas compounding device in accordance with the present utility model and with the accompanying drawings, and can produce the positive effects described herein.
Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional relationship indicated is based on the positional relationship indicated in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationship in the present utility model are merely for exemplary illustration and should not be construed as limitations of the present patent, and it is possible for those skilled in the art to understand the specific meaning of the above terms in conjunction with the drawings and according to the specific circumstances.
Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.
Claims (5)
1. An electronic grade gas mixing device is characterized in that: the high-precision electronic balance comprises a standard gas cylinder (1), wherein an electric heating drying sleeve (2) is coated on the outer side of the standard gas cylinder (1), and the standard gas cylinder (1) is arranged on a high-precision electronic balance (3); the inlet of the standard gas cylinder (1) is connected with a first raw gas steel cylinder (5) and a second raw gas steel cylinder (6) in parallel through a gas pipeline (4); the utility model discloses a vacuum pump, including gas piping (4), vacuum pump (10), pipeline (10) are connected with the inlet of liquid nitrogen groove (9), the gas piping (4) both ends are connected with first high-pressure valve (7) and second high-pressure valve (8) respectively, the export of first high-pressure valve (7) is through the pipeline connection atmosphere, the export of second high-pressure valve (8) is through the import of pipeline connection liquid nitrogen groove (9), the import of vacuum pump (10) is passed through to the export of liquid nitrogen groove (9), the export intercommunication atmosphere of vacuum pump (10).
2. The electronic grade gas compounding device of claim 1, wherein: an outlet of the second high-pressure valve (8) is connected with an air return pipe (11), and the air return pipe (11) is connected with a vacuum air return valve (12).
3. The electronic grade gas compounding device of claim 1, wherein: the gas pipeline (4) is connected with a high-pressure gauge (13) and a vacuum gauge (14).
4. The electronic grade gas compounding device of claim 1, wherein: the outlets of the first raw material gas steel cylinder (5) and the second raw material gas steel cylinder (6) are respectively connected with an electronic-grade diaphragm valve (15).
5. The electronic grade gas compounding device of claim 1, wherein: the inlet of the standard gas cylinder (1) is connected with a proportional valve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320065005.7U CN219540223U (en) | 2023-01-10 | 2023-01-10 | Electronic grade gas mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320065005.7U CN219540223U (en) | 2023-01-10 | 2023-01-10 | Electronic grade gas mixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219540223U true CN219540223U (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320065005.7U Active CN219540223U (en) | 2023-01-10 | 2023-01-10 | Electronic grade gas mixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219540223U (en) |
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2023
- 2023-01-10 CN CN202320065005.7U patent/CN219540223U/en active Active
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