CN111573634A - Intelligent self-adaptive pressure swing adsorption nitrogen making machine - Google Patents
Intelligent self-adaptive pressure swing adsorption nitrogen making machine Download PDFInfo
- Publication number
- CN111573634A CN111573634A CN202010568182.8A CN202010568182A CN111573634A CN 111573634 A CN111573634 A CN 111573634A CN 202010568182 A CN202010568182 A CN 202010568182A CN 111573634 A CN111573634 A CN 111573634A
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- China
- Prior art keywords
- nitrogen
- fixedly connected
- making machine
- pressure swing
- swing adsorption
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 198
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 94
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 35
- 238000000746 purification Methods 0.000 claims description 29
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 3
- 230000030279 gene silencing Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OLBVUFHMDRJKTK-UHFFFAOYSA-N [N].[O] Chemical compound [N].[O] OLBVUFHMDRJKTK-UHFFFAOYSA-N 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/04—Purification or separation of nitrogen
- C01B21/0405—Purification or separation processes
- C01B21/0433—Physical processing only
- C01B21/045—Physical processing only by adsorption in solids
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention discloses an intelligent self-adaptive pressure swing adsorption nitrogen making machine which comprises a nitrogen making machine body, an air compressor, a nitrogen purifying device and a nitrogen storage box, wherein an air inlet of the nitrogen making machine body is fixedly connected with a first connecting pipeline, the other end of the first connecting pipeline is fixedly connected with an air outlet end of the air compressor, a side surface of the first connecting pipeline is fixedly connected with a connecting branch pipe, the top of the connecting branch pipe is fixedly connected with a pressure detector, a first flow limiting control valve is arranged on the side surface of the first connecting pipeline and close to the nitrogen making machine body, and the air outlet end of the nitrogen making machine body is connected with the nitrogen purifying device through a pipeline. According to the invention, the two ends of the nitrogen making machine are respectively provided with the limited flow control valve, and the pressure detector is arranged on one side of the first limited flow control valve, so that the air inflow and the air outflow of the nitrogen making machine can be well controlled, and the purity of the nitrogen making machine can be ensured.
Description
Technical Field
The invention relates to the technical field of intelligent adsorption nitrogen making machines, in particular to an intelligent self-adaptive pressure swing adsorption nitrogen making machine.
Background
The pressure swing adsorption nitrogen generator (PSA nitrogen generator for short) is a nitrogen generator designed and manufactured according to pressure swing adsorption technology. Air is used as a raw material, a high-quality carbon molecular sieve is used as an adsorbent, and the aim of oxygen-nitrogen separation is fulfilled by applying a pressure swing adsorption Principle (PSA) and utilizing the molecular sieve filled with micropores to selectively adsorb the air.
The purity of the nitrogen generated by the traditional PSA nitrogen making machine structure during use is difficult to automatically adjust, and the purity of the prepared nitrogen is unstable due to the influence of air flow rate.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an intelligent self-adaptive pressure swing adsorption nitrogen generator.
In order to achieve the purpose, the invention adopts the following technical scheme: an intelligent self-adaptive pressure swing adsorption nitrogen making machine comprises a nitrogen making machine body, an air compressor, a nitrogen purifying device and a nitrogen storage box, wherein a first connecting pipeline is fixedly connected to an air inlet of the nitrogen making machine body, the other end of the first connecting pipeline is fixedly connected with an air outlet end of the air compressor, a connecting branch pipe is fixedly connected to the side surface of the first connecting pipeline, a pressure detector is fixedly connected to the top of the connecting branch pipe, a first current-limiting control valve is arranged on the side surface of the first connecting pipeline and close to the nitrogen making machine body, the air outlet end of the nitrogen making machine body is connected with the nitrogen purifying device through a pipeline, a silencing pipe is arranged on the side surface of the pipeline, a nitrogen purity analyzer is arranged on the side surface of the nitrogen purifying device, a second connecting pipeline is fixedly connected to the air outlet end of the nitrogen purifying device, and the other end of the second connecting pipeline is fixedly connected with, and a second flow-limiting control valve is arranged on the side surface of the second connecting pipeline.
As a further description of the above technical solution:
the nitrogen purification device comprises an outer shell, wherein two groups of purification adsorption plates are arranged inside the outer shell, and are arranged in two groups, and the purification adsorption plates are provided with adjusting ropes for adjusting density, the outer shell is internally and fixedly connected with spoilers between the two groups of purification adsorption plates, the outer shell is internally and fixedly connected with a supporting plate at the top of the spoilers, two groups of fixed vertical plates are fixedly connected with the upper surface of the supporting plate and are arranged in two groups, a rotating shaft is movably connected between the fixed vertical plates, rollers are fixedly connected with the side surfaces of the rotating shaft, the upper surface of the supporting plate is fixedly connected with a driving motor on the left side of the fixed vertical plates, and the right end of the rotating shaft penetrates through the output ends of the fixed.
As a further description of the above technical solution:
the top ends of the two adjusting ropes are fixedly connected with the idler wheel.
As a further description of the above technical solution:
and the inductor of the nitrogen purity analyzer is arranged inside the nitrogen purification device.
As a further description of the above technical solution:
an air filter is arranged at an air outlet of the air compressor and is fixedly connected with the left end of the first connecting pipeline.
As a further description of the above technical solution:
the pressure detector, the first flow-limiting control valve, the nitrogen purification device, the nitrogen purity analyzer and the second flow-limiting control valve are in signal connection through controllers.
The invention has the following beneficial effects:
1. compared with the prior art, this intelligence self-adaptation pressure swing adsorption nitrogen generator all sets up the current limiting control valve through adopting at the both ends of nitrogen generator, and still is equipped with the pressure detection meter in one side of first current limiting control valve, and the air input and the play gas output of control nitrogen generator that can be fine can guarantee the purity of nitrogen generator.
2. Compared with the prior art, this intelligence self-adaptation pressure swing adsorption nitrogen generator sets up the device that can automatically regulated nitrogen purification purity through the right side at nitrogen generator, and nitrogen gas purity analyzer, can realize exporting the nitrogen gas of stabilizing purity.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent adaptive pressure swing adsorption nitrogen generator according to the present invention;
FIG. 2 is a schematic diagram of a nitrogen purification device of an intelligent adaptive pressure swing adsorption nitrogen generator according to the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.
Illustration of the drawings:
1. an air compressor; 2. an air filter; 3. a first connecting pipe; 4. a pressure detector; 5. connecting branch pipes; 6. a first flow-limiting control valve; 7. a nitrogen making machine body; 8. a sound-deadening tube; 9. a nitrogen purification device; 901. an outer housing; 902. purifying and adsorbing the plate; 903. adjusting the rope; 904. a spoiler; 905. a support plate; 906. fixing the vertical plate; 907. a rotating shaft; 908. a roller; 909. a drive motor; 10. a nitrogen purity analyzer; 11. a second flow-limiting control valve; 12. a second connecting pipe; 13. and a nitrogen storage tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the intelligent self-adaptive pressure swing adsorption nitrogen generator provided by the invention comprises: the nitrogen purification device comprises a nitrogen making machine body 7, an air compressor 1, a nitrogen purification device 9 and a nitrogen storage box 13, wherein a first connecting pipeline 3 is fixedly connected to an air inlet of the nitrogen making machine body 7, the other end of the first connecting pipeline 3 is fixedly connected with an air outlet end of the air compressor 1, a connecting branch pipe 5 is fixedly connected to the side surface of the first connecting pipeline 3, a pressure detector 4 is fixedly connected to the top of the connecting branch pipe 5 and used for detecting air pressure in the first connecting pipeline 3, a first flow limiting control valve 6 is arranged on the side surface of the first connecting pipeline 3 and close to the nitrogen making machine body 7 and used for controlling flow rate and matched with the pressure detector 4 to control flow rate, the air outlet end of the nitrogen making machine body 7 is connected with the nitrogen purification device 9 through a pipeline, a silencing pipe 8 is arranged on the side surface of the pipeline to reduce generated noise, a nitrogen purity analyzer 10 is arranged on the side surface of, the nitrogen purification device is used for detecting the concentration of nitrogen inside, the air outlet end of the nitrogen purification device 9 is fixedly connected with a second connecting pipeline 12, the other end of the second connecting pipeline 12 is fixedly connected with a nitrogen storage box 13, and a second flow-limiting control valve 11 is arranged on the side face of the second connecting pipeline 12 and used for controlling the nitrogen removal speed.
The nitrogen purifying device 9 comprises an outer shell 901, two groups of purifying adsorption plates 902 are arranged inside the outer shell 901 for purifying nitrogen, the two groups of purifying adsorption plates 902 are both provided with adjusting ropes 903 for adjusting the density of the purifying adsorption plates 902, a spoiler 904 is fixedly connected inside the outer shell 901 and between the two groups of purifying adsorption plates 902, a support plate 905 is fixedly connected inside the outer shell 901 and at the top of the spoiler 904, two groups of fixed vertical plates 906 are fixedly connected to the upper surface of the support plate 905, a rotating shaft 907 is movably connected between the two groups of fixed vertical plates 906, a roller 908 is fixedly connected to the side surface of the rotating shaft 907, a driving motor 909 is fixedly connected to the upper surface of the support plate 905 and at the left side of the fixed vertical plate 906, the right end of the rotating shaft 907 penetrates through the fixed vertical plate 906 and is fixedly connected with the output end of the driving motor 909 through a coupler, so that, automatic control purification adsorption plate 902, the top of two regulation ropes 903 all with gyro wheel 908 fixed connection, the inductor of nitrogen gas purity analysis appearance 10 sets up in the inside of nitrogen gas purification device 9, air compressor 1's gas outlet is provided with air cleaner 2, an impurity for among the filtered air, air cleaner 2 and the left end fixed connection of first connecting pipeline 3, pressure detection meter 4, first current-limiting control valve 6, nitrogen gas purification device 9, nitrogen gas purity analysis appearance 10, all through controller signal connection between second current-limiting control valve 11, the signal control of being convenient for.
The working principle is as follows: during the use, can accurate control the air flow that gets into in nitrogen generator 7 through pressure detector 4 and first current-limiting control valve 6, then detect the inside nitrogen gas concentration of shell body 901 through nitrogen gas purity analysis appearance 10, and then control driving motor 909 and adjust the density of purification adsorption plate 902, adjust the opening of second current-limiting control valve 11 simultaneously, have realized exporting the nitrogen gas of stable concentration.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. Intelligent self-adaptation pressure swing adsorption nitrogen generator, including nitrogen generator body (7), air compressor (1), nitrogen purification device (9) and nitrogen gas storage box (13), its characterized in that: the nitrogen purification device is characterized in that a first connecting pipeline (3) is fixedly connected to an air inlet of the nitrogen making machine body (7), the other end of the first connecting pipeline (3) is fixedly connected with an air outlet end of the air compressor (1), a connecting branch pipe (5) is fixedly connected to the side face of the first connecting pipeline (3), a pressure detector (4) is fixedly connected to the top of the connecting branch pipe (5), a first current-limiting control valve (6) is arranged on the side face of the first connecting pipeline (3) and close to the nitrogen making machine body (7), the air outlet end of the nitrogen making machine body (7) is connected with a nitrogen purification device (9) through a pipeline, a silencing pipe (8) is arranged on the side face of the pipeline, and a nitrogen purity analyzer (10) is arranged on the side face of the nitrogen purification device (9).
2. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 1, wherein: the gas outlet end of the nitrogen purification device (9) is fixedly connected with a second connecting pipeline (12), the other end of the second connecting pipeline (12) is fixedly connected with a nitrogen storage box (13), and a second flow limiting control valve (11) is arranged on the side face of the second connecting pipeline (12).
3. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 1, wherein: the nitrogen purification device (9) comprises a shell (901), two groups of purification adsorption plates (902) are arranged inside the shell (901), the two groups of purification adsorption plates (902) are respectively provided with an adjusting rope (903) for adjusting density, a spoiler (904) is fixedly connected inside the shell (901) and between the two groups of purification adsorption plates (902), a support plate (905) is fixedly connected inside the shell (901) and on the top of the spoiler (904), two groups of fixed vertical plates (906) are fixedly connected to the upper surface of the support plate (905), a rotating shaft (907) is movably connected between the two groups of fixed vertical plates (906), rollers (908) are fixedly connected to the side surfaces of the rotating shaft (907), a driving motor (909) is fixedly connected to the left side of the fixed vertical plate (906) and on the upper surface of the support plate (905), and the right end of the rotating shaft (907) penetrates through the fixed vertical plates (906) and the output end of the driving motor (909) through the And the coupler is fixedly connected.
4. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 3, wherein: the top ends of the two adjusting ropes (903) are fixedly connected with the roller (908).
5. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 1, wherein: and the inductor of the nitrogen purity analyzer (10) is arranged inside the nitrogen purification device (9).
6. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 1, wherein: an air filter (2) is arranged at an air outlet of the air compressor (1).
7. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 6, wherein: and the air filter (2) is fixedly connected with the left end of the first connecting pipeline (3).
8. The intelligent adaptive pressure swing adsorption nitrogen generator of claim 2, wherein: the pressure detector (4), the first flow-limiting control valve (6), the nitrogen purification device (9), the nitrogen purity analyzer (10) and the second flow-limiting control valve (11) are in signal connection through controllers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010568182.8A CN111573634B (en) | 2020-06-19 | 2020-06-19 | Intelligent self-adaptive pressure swing adsorption nitrogen making machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010568182.8A CN111573634B (en) | 2020-06-19 | 2020-06-19 | Intelligent self-adaptive pressure swing adsorption nitrogen making machine |
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| CN111573634A true CN111573634A (en) | 2020-08-25 |
| CN111573634B CN111573634B (en) | 2024-02-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114162788A (en) * | 2021-12-23 | 2022-03-11 | 江苏嘉宇特种装备股份有限公司 | Oxygen generator |
| CN116889780A (en) * | 2023-08-01 | 2023-10-17 | 江苏嘉宇特种装备股份有限公司 | Novel low-power-consumption energy-saving dryer capable of automatically removing impurities for nitrogen making machine |
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| CN210635729U (en) * | 2019-07-10 | 2020-05-29 | 南京赛虎工业设备有限公司 | Quick purity device that promotes of pressure swing adsorption nitrogen making start |
| CN212450639U (en) * | 2020-06-19 | 2021-02-02 | 江苏嘉宇特种装备股份有限公司 | Intelligent self-adaptive pressure swing adsorption nitrogen making machine |
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2020
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Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0344917A1 (en) * | 1988-05-27 | 1989-12-06 | The BOC Group plc | Apparatus for the separation of gas mixtures |
| US5388413A (en) * | 1993-01-22 | 1995-02-14 | Major; Thomas O. | Portable nitrogen source |
| JP2002045635A (en) * | 2000-08-07 | 2002-02-12 | Tokico Ltd | Gas separation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114162788A (en) * | 2021-12-23 | 2022-03-11 | 江苏嘉宇特种装备股份有限公司 | Oxygen generator |
| CN116889780A (en) * | 2023-08-01 | 2023-10-17 | 江苏嘉宇特种装备股份有限公司 | Novel low-power-consumption energy-saving dryer capable of automatically removing impurities for nitrogen making machine |
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