CN113137829A - Cryogenic oxygen production air rectification production line with harmful gas detection function - Google Patents
Cryogenic oxygen production air rectification production line with harmful gas detection function Download PDFInfo
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- CN113137829A CN113137829A CN202110493376.0A CN202110493376A CN113137829A CN 113137829 A CN113137829 A CN 113137829A CN 202110493376 A CN202110493376 A CN 202110493376A CN 113137829 A CN113137829 A CN 113137829A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/50—Oxygen or special cases, e.g. isotope-mixtures or low purity O2
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Abstract
The invention discloses a cryogenic oxygen production air rectification production line with a harmful gas detection function, and relates to the technical field of oxygen production equipment. According to the invention, the gas detector, the control panel, the detection tube and the detection induction module are arranged to be matched with each other, so that the bottom of the detection induction module sucks partial air for detection, and then the screen on the control panel displays detection data, thus the detection data is convenient for workers to watch, the problem that the safety performance of oxygen cannot be guaranteed because the gas components cannot be detected in the oxygen generating device is solved, the convenience for watching the detection result is increased, and the safety performance of the device is improved.
Description
Technical Field
The invention relates to the technical field of oxygen generation equipment, in particular to a cryogenic oxygen generation air rectification production line with a harmful gas detection function.
Background
The air breathes the absorbed 'life gas' every day, the 'life gas' is covered on the earth surface in a layered mode, is transparent, colorless and tasteless, mainly comprises nitrogen and oxygen, and has important influence on the survival and production of human beings, the conventional cryogenic oxygen production air rectification production line produces oxygen, the cryogenic oxygen production refers to low temperature below 1000 ℃, and the separation of air into oxygen and nitrogen is a quite complicated process. The following problems exist in the prior art:
1. during the rectification process of the cryogenic oxygen-making air, part of toxic gas can be carried in the air, and the toxic gas enters the oxygen-making equipment because the device does not detect the toxic gas, so that the oxygen carries the toxic gas, and the safety of the device is reduced;
2. in the process of air rectification for oxygen generation by deep cooling, because the speed of toxic gas purification is slow, a large amount of time is required for purifying the toxic gas, and the working efficiency of oxygen generation is influenced.
Disclosure of Invention
The invention provides a cryogenic oxygen-making air rectification production line with a harmful gas detection function, which aims to have a gas detection function and solve the problem that the safety of a device is reduced because the toxic gas enters oxygen-making equipment and is carried with the toxic gas because the device does not detect the toxic gas and can carry partial toxic gas in the air; wherein another kind of purpose is in order to solve at the in-process of cryrogenic system oxygen air rectification, because the speed that toxic gas purifies is slower for need spend a large amount of time and purify toxic gas, thereby influence the work efficiency problem of system oxygen, in order to reach the function that improves the purification, make the effect that increases system oxygen work efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a cryrogenic system oxygen air rectification production line with harmful gas detects function, presses jar and mounting plate including system oxygen production line body, pneumatics jar, heat transfer jar, rectifier tank, oxygen, the bottom fixed mounting of system oxygen production line body has mounting plate, one side fixed mounting at mounting plate top has the pneumatics jar, the side fixedly connected with heat transfer jar of pneumatics jar, one side fixedly connected with heat transfer jar that the pneumatics jar was kept away from to the heat transfer jar, the opposite side fixedly connected with rectifier tank of heat transfer jar, one side fixedly connected with oxygen pressure jar that the heat transfer jar was kept away from to the rectifier tank, one side fixed mounting that the pneumatics jar is close to the heat transfer jar has gaseous detector, the inside fixed mounting of heat transfer jar has purifier.
The gas detector comprises a control panel, a detection tube is fixedly mounted at the bottom of the control panel, and a detection induction module is fixedly mounted at the bottom of the detection tube.
The purification device comprises an adsorption block, a container barrel is arranged on the outer side of the adsorption block, and a dissolving liquid is arranged inside the container barrel.
The technical scheme of the invention is further improved as follows: the bottom fixed mounting of detection tube has the sealing ring, the bottom fixed mounting of sealing ring has the spliced pole, the bottom fixed mounting of spliced pole detects the top of response module.
Adopt above-mentioned technical scheme, in this scheme through sealing ring, spliced pole and detect that the response module is mutually supported, reach the function of detecting air composition.
The technical scheme of the invention is further improved as follows: the sealing ring is characterized in that a sealing ring is fixedly mounted inside the sealing ring, a magnetic block is fixedly mounted at the bottom of the sealing ring, and a mounting ring is fixedly mounted at the bottom of the magnetic block.
By adopting the technical scheme, the sealing ring, the magnetic block and the mounting ring in the scheme are matched with each other, so that the function of fixedly mounting the sealing ring is achieved.
The technical scheme of the invention is further improved as follows: the outside of sealing ring has seted up sealed hole, the inside fixed mounting in sealed hole has sealing bolt.
By adopting the technical scheme, the sealing holes and the sealing bolts in the scheme are matched with each other, so that the function of fixedly connecting and increasing the sealing performance is achieved.
The technical scheme of the invention is further improved as follows: the adsorption block comprises a fixed shell, an adsorption net is fixedly arranged in the fixed shell, and a sliding block is fixedly arranged on one side of the fixed shell.
By adopting the technical scheme, the adsorption net and the sliding block in the scheme are matched with each other, so that the function of moving and adsorbing the adsorption net is achieved.
The technical scheme of the invention is further improved as follows: the inner wall of the container barrel is provided with a sliding chute, a telescopic column is fixedly arranged inside the sliding chute, and the top of the telescopic column is fixedly arranged at the bottom of the sliding block.
The technical scheme of the invention is further improved as follows: the top of the container barrel is fixedly provided with an injection pipe, and the side surface of the injection pipe is fixedly provided with a nozzle.
By adopting the technical scheme, the injection pipe and the nozzle in the scheme are matched with each other, so that the function of spraying the adsorbent is achieved.
The technical scheme of the invention is further improved as follows: the bottom of container bucket is provided with the rotary column, the bottom fixed mounting of rotary column has the derailleur, the bottom fixedly connected with power motor of derailleur, the outside fixed mounting of rotary column has the rotating vane.
By adopting the technical scheme, the rotary column, the power motor, the speed changer and the rotary blade in the scheme are matched with each other to achieve the function of rotation.
The technical scheme of the invention is further improved as follows: the fan blade is characterized in that a rotating groove is formed in the rotating blade, a fixing column is fixedly mounted in the rotating groove, a rotating ring is fixedly mounted on the outer side of the fixing column, and fan blades are fixedly mounted on the outer side of the rotating ring.
Adopt above-mentioned technical scheme, fixed column, rotatory ring and flabellum in this scheme cooperate each other to accelerate the function that rivers flow.
The technical scheme of the invention is further improved as follows: the top of container bucket inner wall is fixed and is seted up the mounting groove, the inside fixed mounting of mounting groove has the installation piece, the side fixed mounting of installation piece has ultraviolet lamp.
By adopting the technical scheme, the mounting block and the ultraviolet lamp in the scheme are matched with each other, so that the secondary purification function is achieved.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a cryogenic oxygen generation air rectification production line with a harmful gas detection function, wherein a gas detector, a control panel, a detection pipe and a detection induction module are arranged to be matched with each other, so that the bottom of the detection induction module sucks partial air for detection, and then a screen on the control panel displays detection data, so that a worker can conveniently watch the air, the problem that the safety performance of oxygen cannot be guaranteed due to the fact that gas components cannot be detected in an oxygen generation device is solved, the convenience for watching detection results is increased, and the safety performance of the device is improved.
2. The cryogenic oxygen-making air rectification production line with the harmful gas detection function provided by the invention has the advantages that the sealing ring, the magnetic block, the mounting ring, the sealing hole and the sealing bolt are mutually matched, so that the sealing ring is mounted inside the sealing ring, and then the sealing hole is in threaded connection with the sealing bolt, so that the fixed connection outside the sealing ring is increased, the sealing property of the connection part is increased, the problems of poor sealing property and easy gas leakage of the connection part are solved, the sealing property of the gas detector is favorably improved, the gas detector can better detect gas, the detection accuracy is improved, meanwhile, the internal parts of the device are protected, the corrosion of toxic gas is avoided, and the service life of the device is prolonged.
3. The cryogenic oxygen-making air rectification production line with the harmful gas detection function provided by the invention has the advantages that the injection pipe, the nozzle, the adsorption block, the container barrel and the telescopic column are arranged to be matched with each other, so that the adsorbent is injected into the injection pipe, the adsorption block is sprayed through the nozzle, and then the telescopic column performs telescopic motion, so that the adsorption block moves up and down, the adsorption force of the adsorption block is increased, the problem that the adsorption block adsorbs toxic gas slowly is solved, the adsorption speed of the adsorption block is increased, and the working efficiency of purifying the toxic gas is increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a gas detector according to the present invention;
FIG. 3 is a schematic view of a seal ring structure of the present invention;
FIG. 4 is a schematic view of the seal ring structure of the present invention;
FIG. 5 is a schematic view of the purification apparatus according to the present invention;
FIG. 6 is a schematic view of a rotary column structure according to the present invention;
FIG. 7 is a schematic view of a rotary vane of the present invention;
FIG. 8 is a schematic view of the structure of the ultraviolet lamp of the present invention.
In the figure: 1. an oxygen production line body; 2. an air compression tank; 21. a gas detector; 211. a control panel; 212. a detection tube; 2121. a seal ring; 2122. a seal ring; 2123. a magnetic block; 2124. a mounting ring; 2125. sealing the hole; 2126. a seal bolt; 213. a detection sensing module; 2131. connecting columns; 3. a heat exchange tank; 31. a purification device; 311. an adsorption block; 3110. fixing the housing; 3111. an adsorption net; 3112. a slider; 312. a container barrel; 3121. a chute; 3122. a telescopic column; 3123. an injection pipe; 3124. a spout; 313. turning the column; 3131. a transmission; 3132. a power motor; 3133. rotating the leaf; 31331. a rotating tank; 31332. fixing a column; 31333. a rotating ring; 31334. a fan blade; 314. mounting grooves; 3141. mounting blocks; 3142. an ultraviolet lamp; 315. dissolving liquid; 4. a rectification tank; 5. an oxygen pressure tank; 6. and (5) mounting a bottom plate.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in figures 1-8, the invention provides a cryogenic oxygen-producing air rectification production line with a harmful gas detection function, which comprises an oxygen-producing production line body 1, an air compression tank 2, a heat exchange tank 3, a rectification tank 4, an oxygen compression tank 5 and a mounting bottom plate 6, wherein the mounting bottom plate 6 is fixedly mounted at the bottom of the oxygen-producing production line body 1, the air compression tank 2 is fixedly mounted at one side of the top of the mounting bottom plate 6, the heat exchange tank 3 is fixedly connected to the side surface of the air compression tank 2, the heat exchange tank 3 is fixedly connected to one side of the heat exchange tank 3 far away from the air compression tank 2, the rectification tank 4 is fixedly connected to the other side of the heat exchange tank 3, the oxygen compression tank 5 is fixedly connected to one side of the air compression tank 4 far away from the heat exchange tank 3, a gas detector 21 is fixedly mounted at one side of the air compression tank 2 near the heat exchange tank 3, a purification device 31 is fixedly mounted inside the heat exchange tank 3, the gas detector 21 comprises a control panel 211, the bottom of the control panel 211 is fixedly provided with a detection tube 212, the bottom of the detection tube 212 is fixedly provided with a detection sensing module 213, the purification device 31 comprises an adsorption block 311, the outer side of the adsorption block 311 is provided with a container barrel 312, the inside of the container barrel 312 is provided with a dissolving liquid 315, the bottom of the detection tube 212 is fixedly provided with a sealing ring 2121, the bottom of the sealing ring 2121 is fixedly provided with a connecting column 2131, and the bottom of the connecting column 2131 is fixedly arranged at the top of the detection sensing module 213.
In this embodiment, compress the air of injection through pneumatics jar 2, then inhale partial gas by the bottom that detects response module 213 and detect, then through control panel 211's screen display structure, then the gas after the compression enters into heat transfer jar 3 and purifies toxic gas and heat conversion, then carries out the rectification air by retort 4 and oxygen overhead tank 5 again for the air of rectification carries out the compression and seals up and deposit to the compression jar in, transports and preserves.
Example 2
As shown in fig. 1 to 8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a seal 2122 is fixedly mounted inside the seal ring 2121, a magnetic block 2123 is fixedly mounted at the bottom of the seal 2122, a mounting ring 2124 is fixedly mounted at the bottom of the magnetic block 2123, a seal hole 2125 is formed outside the seal ring 2121, and a seal bolt 2126 is fixedly mounted inside the seal hole 2125.
In this embodiment, the magnetic force of the magnetic block 2123 is tightly attached to the mounting ring 2124, so that the sealing ring 2122 is fixedly mounted inside the sealing ring 2121, and then the sealing bolt 2126 is screwed inside the sealing hole 2125, so that the connection between the sealing ring 2121 and the detection tube 212 is increased, so that the connection fixation is increased, the sealing performance at the connection position is increased, and the detection of the gas detector 21 is more convenient.
Example 3
As shown in fig. 1 to 8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the adsorption block 311 includes a fixed housing 3110, an adsorption net 3111 is fixedly installed inside the fixed housing 3110, a slider 3112 is fixedly installed at one side of the fixed housing 3110, a sliding groove 3121 is formed in an inner wall of the container tub 312, a telescopic post 3122 is fixedly installed inside the sliding groove 3121, a top of the telescopic post 3122 is fixedly installed at a bottom of the sliding block 3112, an injection pipe 3123 is fixedly installed at a top of the container tub 312, a spout 3124 is fixedly installed at a side surface of the injection pipe 3123, a rotating post 313 is arranged at a bottom of the container tub 312, a transmission 3131 is fixedly installed at a bottom of the rotating post 313, a power motor 3132 is fixedly connected to a bottom of the transmission 3131, a rotating vane 3133 is fixedly installed at an outer side of the rotating post 313, a rotating groove 31331 is formed in the rotating vane 3133, a fixing post 31332 is fixedly installed in the rotating groove 31331, a rotating ring 31333 is fixedly installed at an outer side of the fixing post 31332, a fan leaf 31334 is fixedly installed at an outer side of the rotating ring 31333, the top of the inner wall of the container barrel 312 is fixedly provided with a mounting groove 314, a mounting block 3141 is fixedly mounted inside the mounting groove 314, and an ultraviolet lamp 3142 is fixedly mounted on the side surface of the mounting block 3141.
In this embodiment, the adsorbent is injected through the injection pipe 3123, and then sprayed onto the adsorption block 311 through the spray port 3124 by the adsorbent, so that the adsorption force is increased on the surface of the adsorption block 311, then, the sliding block 3112 is driven to move by the telescopic movement of the telescopic column 3122, so that the fixed housing 3110 drives the adsorption block 311 to move up and down, thereby increasing the adsorption of the toxic gas and dust inside, then enters the solution 315 for soaking and dissolving, and then the power is switched on by the power motor 3132, so that the rotary column 313 drives the rotary blade 3133 to rotate, and then rotated by contact of the rotating leaf 3133 with the liquid, so that the fan leaf 31334 is rotated on the rotating ring 31333, so that the flow movement is accelerated, thereby accelerating the speed of dissolution, and then the volatilized toxic gas is irradiated by the ultraviolet lamp 3142, so that the toxic gas is secondarily removed, thereby increasing the safety performance of the device.
The working principle of the cryogenic oxygen production air rectification production line with the harmful gas detection function is described in detail below.
As shown in fig. 1-8, firstly, by injecting air into the interior of the air pressure tank 2, then compressing by the air pressure tank 2, so that air pressure is generated inside, then detecting by the detection sensing module 213 sucking part of the compressed air, then displaying data result by the control panel, then installing the sealing ring 2121 on the detection tube 212, so that the sealing property is increased when connecting by installing the sealing ring 2122 inside, then connecting by the external sealing bolt 2126 and the sealing hole 2125 by screwing, so that the fixing property of the connection is increased, so that the sealing property of the detection device is increased, then entering the interior of the heat exchange tank 3 by connecting the pipeline compressed air, then injecting the adsorbent by the injection tube 3123, so that the adsorbent is sprayed onto the adsorption block 311 through the nozzle 3124, adsorbing part of toxic gas and dust in the air, then driving the adsorption block 312311 to go up and down to the solution 315 by the telescopic column 3122, make toxic gas and dust on the adsorption block 311 dissolve in the liquid, then drive the rotation of rotating vane 3133 through power motor 3132 for liquid accelerates to flow, thereby make toxic gas and dust accelerate to dissolve, then the part volatile toxic gas carries out the rebound, then shines through ultraviolet lamp 3142 and eliminates, thereby improves the work efficiency who makes oxygen.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (10)
1. The utility model provides a cryrogenic system oxygen air rectification production line with harmful gas detects function, presses jar (5) and mounting plate (6) including system oxygen production line body (1), pneumatics jar (2), heat transfer jar (3), rectifier tank (4), oxygen, the bottom fixed mounting of system oxygen production line body (1) has mounting plate (6), one side fixed mounting at mounting plate (6) top has pneumatics jar (2), the side fixedly connected with heat transfer jar (3) of pneumatics jar (2), one side fixedly connected with heat transfer jar (3) of pneumatics jar (2) are kept away from in heat transfer jar (3), the opposite side fixedly connected with rectifier tank (4) of heat transfer jar (3), one side fixedly connected with oxygen pressure jar (5) of heat transfer jar (3), its characterized in that are kept away from in rectifier tank (4): a gas detector (21) is fixedly installed on one side, close to the heat exchange tank (3), of the air compression tank (2), and a purification device (31) is fixedly installed inside the heat exchange tank (3);
the gas detector (21) comprises a control panel (211), a detection tube (212) is fixedly installed at the bottom of the control panel (211), and a detection induction module (213) is fixedly installed at the bottom of the detection tube (212);
the purification device (31) comprises an adsorption block (311), a container barrel (312) is arranged on the outer side of the adsorption block (311), and a dissolving liquid (315) is arranged in the container barrel (312).
2. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 1, characterized in that: the bottom of the detection tube (212) is fixedly provided with a sealing ring (2121), the bottom of the sealing ring (2121) is fixedly provided with a connecting column (2131), and the bottom of the connecting column (2131) is fixedly arranged at the top of the detection sensing module (213).
3. The cryogenic oxygen production air rectification production line with the harmful gas detection function according to claim 2, characterized in that: the inside fixed mounting of sealing ring (2121) has sealing washer (2122), the bottom fixed mounting of sealing washer (2122) has magnetic path (2123), the bottom fixed mounting of magnetic path (2123) has mounting ring (2124).
4. The cryogenic oxygen production air rectification production line with the harmful gas detection function according to claim 2, characterized in that: and a sealing hole (2125) is formed in the outer side of the sealing ring (2121), and a sealing bolt (2126) is fixedly mounted in the sealing hole (2125).
5. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 1, characterized in that: adsorb piece (311) including fixed shell (3110), the inside fixed mounting of fixed shell (3110) has adsorbs net (3111), one side fixed mounting of fixed shell (3110) has slider (3112).
6. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 1, characterized in that: the inner wall of the container barrel (312) is provided with a sliding groove (3121), a telescopic column (3122) is fixedly mounted inside the sliding groove (3121), and the top of the telescopic column (3122) is fixedly mounted at the bottom of the sliding block (3112).
7. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 1, characterized in that: an injection pipe (3123) is fixedly installed at the top of the container barrel (312), and a spout (3124) is fixedly installed at the side of the injection pipe (3123).
8. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 1, characterized in that: the bottom of container bucket (312) is provided with rotary column (313), the bottom fixed mounting of rotary column (313) has derailleur (3131), the bottom fixed connection of derailleur (3131) has power motor (3132), the outside fixed mounting of rotary column (313) has rotating vane (3133).
9. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 8, characterized in that: a rotating groove (31331) is formed in the rotating blade (3133), a fixing column (31332) is fixedly mounted in the rotating groove (31331), a rotating ring (31333) is fixedly mounted on the outer side of the fixing column (31332), and a fan blade (31334) is fixedly mounted on the outer side of the rotating ring (31333).
10. The cryogenic oxygen production air rectification production line with harmful gas detection function according to claim 1, characterized in that: the top of the inner wall of the container barrel (312) is fixedly provided with a mounting groove (314), a mounting block (3141) is fixedly mounted inside the mounting groove (314), and an ultraviolet lamp (3142) is fixedly mounted on the side surface of the mounting block (3141).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493376.0A CN113137829B (en) | 2021-05-07 | 2021-05-07 | Cryogenic oxygen-making air rectification production line with harmful gas detection function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110493376.0A CN113137829B (en) | 2021-05-07 | 2021-05-07 | Cryogenic oxygen-making air rectification production line with harmful gas detection function |
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| CN113137829A true CN113137829A (en) | 2021-07-20 |
| CN113137829B CN113137829B (en) | 2023-09-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1367266A (en) * | 1963-03-29 | 1964-07-17 | Conch Int Methane Ltd | Gas purification process |
| CN108375122A (en) * | 2018-05-08 | 2018-08-07 | 深圳市柏斯工业设计有限公司 | A kind of oxygen clearing machine processed |
| CN210457465U (en) * | 2019-07-23 | 2020-05-05 | 宜都市兴业工贸有限公司 | Cryogenic oxygen production air rectification production line with harmful gas detection function |
| CN212619667U (en) * | 2018-12-18 | 2021-02-26 | 天津市贞好科技有限公司 | Equipment for producing high-purity nitrogen and oxygen from air through cryogenic rectification |
| CN112460916A (en) * | 2020-11-24 | 2021-03-09 | 张海美 | High-efficiency industrial oxygen generation system and oxygen generation process |
-
2021
- 2021-05-07 CN CN202110493376.0A patent/CN113137829B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1367266A (en) * | 1963-03-29 | 1964-07-17 | Conch Int Methane Ltd | Gas purification process |
| CN108375122A (en) * | 2018-05-08 | 2018-08-07 | 深圳市柏斯工业设计有限公司 | A kind of oxygen clearing machine processed |
| CN212619667U (en) * | 2018-12-18 | 2021-02-26 | 天津市贞好科技有限公司 | Equipment for producing high-purity nitrogen and oxygen from air through cryogenic rectification |
| CN210457465U (en) * | 2019-07-23 | 2020-05-05 | 宜都市兴业工贸有限公司 | Cryogenic oxygen production air rectification production line with harmful gas detection function |
| CN112460916A (en) * | 2020-11-24 | 2021-03-09 | 张海美 | High-efficiency industrial oxygen generation system and oxygen generation process |
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| CN113137829B (en) | 2023-09-08 |
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