CN113137829B - Cryogenic oxygen-making air rectification production line with harmful gas detection function - Google Patents
Cryogenic oxygen-making air rectification production line with harmful gas detection function Download PDFInfo
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- CN113137829B CN113137829B CN202110493376.0A CN202110493376A CN113137829B CN 113137829 B CN113137829 B CN 113137829B CN 202110493376 A CN202110493376 A CN 202110493376A CN 113137829 B CN113137829 B CN 113137829B
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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-making air rectification production line with a harmful gas detection function, and relates to the technical field of oxygen-making equipment. According to the invention, the gas detector, the control panel, the detection tube and the detection sensing module are mutually matched, so that the bottom of the detection sensing module is used for detecting the sucked part of air, and then the screen on the control panel is used for displaying detection data, thereby facilitating the observation of workers, solving the problem that the safety performance of oxygen cannot be ensured due to incapability of detecting gas components in the oxygen generating device, and being beneficial to increasing the convenience of observing detection results, and further improving the safety performance of the device.
Description
Technical Field
The invention relates to the technical field of oxygen production equipment, in particular to a cryogenic oxygen production air rectification production line with a harmful gas detection function.
Background
The air is breathing 'life gas' every day, is covered on the earth surface in a layering way, is transparent, colorless and odorless, is mainly composed of nitrogen and oxygen, has important influence on the survival and production of human beings, and is prepared by a common cryogenic oxygen preparation air rectification production line at present, the cryogenic oxygen preparation refers to low temperature below minus 1000 ℃ and is a quite complex process for separating air into oxygen and nitrogen. The following problems exist in the prior art:
1. in the cryogenic oxygen-making air rectification process, part of toxic gas is carried in the air, and the toxic gas enters oxygen-making equipment because the device does not detect the toxic gas, so that the toxic gas is carried in the oxygen, and the safety of the device is reduced;
2. in the process of cryogenic oxygen production air rectification, because the toxic gas purification speed is low, a great deal of time is required to purify the toxic gas, thereby influencing the oxygen production working efficiency.
Disclosure of Invention
The invention provides a cryogenic oxygen-making air rectification production line with a harmful gas detection function, wherein one purpose is to have the function of detecting gas, so that the problem that the safety of a device is reduced because the device does not have the function of detecting the toxic gas and the toxic gas enters oxygen-making equipment and the toxic gas is carried in oxygen is solved; another purpose is to solve the problem that in the process of rectifying the cryogenic oxygen-making air, a great deal of time is required to purify the toxic gas due to the slow purification speed of the toxic gas, so that the working efficiency of oxygen making is affected, the purification function is improved, and the oxygen-making working efficiency is improved.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a cryogenic oxygen-making air rectification production line with harmful gas detects function, includes oxygen production line body, air compression tank, heat transfer tank, rectifying tank, oxygen compression tank and mounting plate, the bottom fixed mounting of oxygen production line body has mounting plate, one side fixed mounting at mounting plate top has the air compression tank, the side fixedly connected with heat transfer tank of air compression tank, one side fixedly connected with heat transfer tank of air compression tank is kept away from to the heat transfer tank, the opposite side fixedly connected with rectifying tank of heat transfer tank, one side fixedly connected with oxygen compression tank of heat transfer tank is kept away from to the rectifying tank, one side fixed mounting that the air compression tank is close to the heat transfer tank has gas detector, the inside fixed mounting of heat transfer tank has purifier.
The gas detector comprises a control panel, wherein a detection tube is fixedly arranged at the bottom of the control panel, and a detection induction module is fixedly arranged at the bottom of the detection tube.
The purifying device comprises an adsorption block, a container barrel is arranged on the outer side of the adsorption block, and dissolving liquid is arranged in the container barrel.
The technical scheme of the invention is further improved as follows: the bottom fixed mounting of detecting tube has the sealing ring, the bottom fixed mounting of sealing ring has the spliced pole, the bottom fixed mounting of spliced pole is at the top that detects the response module.
By adopting the technical scheme, the function of detecting the air component is achieved by the mutual cooperation of the sealing ring, the connecting column and the detection sensing module in the scheme.
The technical scheme of the invention is further improved as follows: the inner part of the sealing ring is fixedly provided with a sealing ring, the bottom of the sealing ring is fixedly provided with a magnetic block, and the bottom of the magnetic block is fixedly provided with a mounting ring.
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 fixing and mounting the sealing ring is achieved.
The technical scheme of the invention is further improved as follows: and a sealing hole is formed in the outer side of the sealing ring, and a sealing bolt is fixedly arranged in the sealing hole.
By adopting the technical scheme, the sealing hole and the sealing bolt in the scheme are matched with each other, so that the function of increasing the tightness of the fixed connection 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 mutually matched, 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 groove, a telescopic column is fixedly arranged in the sliding groove, 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 mutually matched, 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 swivel post, the bottom fixed mounting of swivel post has the derailleur, the bottom fixedly connected with power motor of derailleur, the outside fixed mounting of swivel post has the rotary vane.
By adopting the technical scheme, the rotary column, the power motor, the speed changer and the rotary blade in the scheme are mutually matched, so that the rotary function is achieved.
The technical scheme of the invention is further improved as follows: the inside of rotatory leaf has seted up rotatory groove, the inside fixed mounting in rotatory groove has the fixed column, the outside fixed mounting of fixed column has the swivel ring, the outside fixed mounting of swivel ring has the flabellum.
By adopting the technical scheme, the fixed column, the rotating ring and the fan blades in the scheme are matched with each other to accelerate the water flow.
The technical scheme of the invention is further improved as follows: the top of container barrel inner wall is fixed to be 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 installation block and the ultraviolet lamp in the scheme are matched with each other, so that the function of secondary purification is achieved.
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
1. the invention provides a cryogenic oxygen-making air rectification production line with a harmful gas detection function, which is characterized in that a gas detector, a control panel, a detection tube and a detection induction module are arranged to be matched with each other, so that the bottom of the detection induction module is used for detecting the sucked part of air, and then a screen on the control panel is used for displaying detection data, thereby facilitating the observation of workers, solving the problem that the safety performance of oxygen cannot be ensured due to the fact that the gas component cannot be detected in an oxygen-making device, and being beneficial to increasing the convenience of observing detection results, and further improving the safety performance of the device.
2. The invention provides a cryogenic oxygen-making air rectification production line with a harmful gas detection function, which is characterized in that a sealing ring, a magnetic block, a mounting ring, a sealing hole and a sealing bolt are mutually matched, so that the sealing ring is arranged in 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 tightness of a connecting part is increased, the problem that the gas leakage is easy to occur due to poor tightness of the connecting part is solved, the tightness of a gas detector is favorably increased, the gas detector can better detect the gas, the detection accuracy is increased, meanwhile, the internal parts of the device are also protected, and the toxic gas erosion is avoided, thereby the service life of the device is prolonged.
3. The invention provides a cryogenic oxygen-making air rectification production line with a harmful gas detection function, which is characterized in that an injection pipe, a nozzle, an adsorption block, a container barrel and a telescopic column are arranged to be matched with each other, so that an adsorbent is injected into the injection pipe, sprayed to the adsorption block 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 the toxic gas slowly is solved, the adsorption speed of the adsorption block is facilitated to be accelerated, and the working efficiency of purifying the toxic gas is increased.
Drawings
FIG. 1 is a schematic diagram of the structure 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 a seal ring according to the present invention;
FIG. 5 is a schematic view of the structure of the purification device of 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 structure according to the present invention;
fig. 8 is a schematic view of the structure of the ultraviolet lamp according to the present invention.
In the figure: 1. an oxygen production line body; 2. an air pressure 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 sealing bolt; 213. the detection sensing module; 2131. a connecting column; 3. a heat exchange tank; 31. a purifying device; 311. an adsorption block; 3110. a fixed housing; 3111. an adsorption net; 3112. a slide block; 312. a container barrel; 3121. a chute; 3122. a telescopic column; 3123. an injection tube; 3124. a spout; 313. a rotating column; 3131. a transmission; 3132. a power motor; 3133. rotating the leaves; 31331. a rotary groove; 31332. fixing the column; 31333. a rotating ring; 31334. a fan blade; 314. a mounting groove; 3141. a mounting block; 3142. an ultraviolet lamp; 315. a dissolution solution; 4. a rectifying tank; 5. an oxygen pressure tank; 6. and (5) mounting a bottom plate.
Detailed Description
The invention is further illustrated by the following examples:
example 1
As shown in fig. 1-8, the invention provides a cryogenic oxygen-making air rectification production line with a harmful gas detection function, which comprises an oxygen-making production line body 1, an air pressure tank 2, a heat exchange tank 3, a rectification tank 4, an oxygen pressure tank 5 and a mounting bottom plate 6, wherein the bottom of the oxygen-making production line body 1 is fixedly provided with the mounting bottom plate 6, one side of the top of the mounting bottom plate 6 is fixedly provided with the air pressure tank 2, the side of the air pressure tank 2 is fixedly connected with the heat exchange tank 3, one side of the heat exchange tank 3 far away from the air pressure tank 2 is fixedly connected with the heat exchange tank 3, the other side of the heat exchange tank 3 is fixedly connected with the rectification tank 4, one side of the rectification tank 4 far away from the heat exchange tank 3 is fixedly connected with the oxygen pressure tank 5, one side of the air pressure tank 2 close to the heat exchange tank 3 is fixedly provided with a gas detector 21, the inside of the heat exchange tank 3 is fixedly provided with a purification device 31, the gas detector 21 comprises a control panel 211, the bottom of the control panel 211 is fixedly provided with a detection pipe 212, the bottom of the detection pipe 212 is fixedly provided with a detection sensing module 213, the 31 comprises an adsorption block 311, the outer side of the adsorption block 311 is provided with the detection module 2121 is fixedly provided with the bottom of the detection pipe 212, the sealing ring 213 is fixedly connected with the bottom of the detection column 213, and the sealing ring 213 is fixedly connected with the bottom of the detection column 213.
In this embodiment, the injected air is compressed by the air pressure tank 2, then part of the air is inhaled from the bottom of the detection sensing module 213 for detection, then the compressed air enters the heat exchange tank 3 for purifying toxic air and converting heat through the screen display structure of the control panel 211, and then the air is rectified by the rectifying tank 4 and the oxygen pressure tank 5, so that the rectified air is compressed and stored in the compressing tank for transportation and storage.
Example 2
As shown in fig. 1-8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a sealing ring 2122 is fixedly installed in the sealing ring 2121, a magnetic block 2123 is fixedly installed at the bottom of the sealing ring 2122, a mounting ring 2124 is fixedly installed at the bottom of the magnetic block 2123, a sealing hole 2125 is formed in the outer side of the sealing ring 2121, and a sealing bolt 2126 is fixedly installed in the sealing hole 2125.
In this embodiment, the magnetic force of the magnetic block 2123 is tightly absorbed on the mounting ring 2124, so that the sealing ring 2122 is fixedly installed inside the sealing ring 2121, and then the sealing bolt 2126 is connected through the internal thread of the sealing hole 2125, so that the connection between the sealing ring 2121 and the detection tube 212 is increased, the connection fixation is increased, the tightness of the connection is increased, and the gas detector 21 is enabled to detect more conveniently.
Example 3
As shown in fig. 1-8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the adsorption block 311 comprises a fixed housing 3110, an adsorption net 3111 is fixedly installed inside the fixed housing 3110, a sliding block 3112 is fixedly installed at one side of the fixed housing 3110, a sliding slot 3121 is formed in an inner wall of the container barrel 312, a telescopic column 3122 is fixedly installed inside the sliding slot 3121, a top of the telescopic column 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 barrel 312, a nozzle 3124 is fixedly installed at a side surface of the injection pipe 3123, a rotating column 313 is arranged at a bottom of the container barrel 312, a transmission 3131 is fixedly installed at a bottom of the rotating column 313, a power motor 3132 is fixedly connected to a bottom of the transmission 3131, a rotating blade 3133 is fixedly installed at an outer side of the rotating column 313, a rotating groove 31331 is formed in an inner side of the rotating blade 3133, a fixed column 31332 is fixedly installed inside the rotating ring 31333 is fixedly installed inside the rotating groove 31331, a fan blade 334 is fixedly installed outside the rotating ring 31333, a mounting groove 314 is fixedly installed on the top of the inner wall of the container barrel 312, and an ultraviolet lamp 3141 is fixedly installed at a side surface of the inner wall 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 nozzle 3124, so that the adsorption force is increased on the surface of the adsorption block 311, and then the sliding block 3112 is driven to move through 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 the adsorbent enters into the dissolving liquid 315 for soaking and dissolving, then the power motor 3132 is powered on, so that the rotary column 313 drives the rotary blade 3133 to rotate, then the rotary blade 3133 rotates through the contact of the rotary blade 3133 and the liquid, so that the fan blade 31334 rotates on the rotary ring 31333, thereby accelerating the flow movement, accelerating the dissolving speed, and then the ultraviolet lamp 3142 irradiates the volatilized toxic gas, thereby secondarily removing the toxic gas, thereby increasing the safety performance of the device.
The working principle of the cryogenic oxygen-making air rectification production line with the harmful gas detection function is specifically described below.
As shown in fig. 1 to 8, firstly, air is injected into the air pressure tank 2, then compressed by the air pressure tank 2, so that air pressure is generated inside, then part of compressed air is sucked by the detection sensing module 213 for detection, then data results are displayed through the control panel, then sealing rings 2121 are installed on the detection tube 212, so that tightness in connection is improved by installing the sealing rings 2122 inside, then the tightness of connection is improved by connecting the external sealing bolts 2126 with the screw threads of the sealing holes 2125, so that tightness of the detection device is improved, then compressed air enters the heat exchange tank 3 through the connecting pipeline, then adsorbent is injected into the injection tube 3123, so that the adsorbent is sprayed onto the adsorption block 311 through the nozzle 3124, part of toxic gas and dust in the air are adsorbed, then the adsorption block 311 is driven by the telescopic column 3122 to be lifted into the dissolved liquid 315, the toxic gas and dust on the adsorption block 311 are dissolved into the liquid, then the rotary blade 3133 is driven by the power motor 3132 to rotate, so that the liquid flows faster, so that the dissolved toxic gas and dust are accelerated, then the toxic gas and dust are partially volatilized and the oxygen is removed upwards through the injection tube 3123, thereby improving the efficiency of the ultraviolet lamp.
The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (4)
1. The utility model provides a cryogenic oxygen-making air rectification production line with harmful gas detects function, includes oxygen production line body (1), air compression tank (2), heat transfer tank (3), rectifying tank (4), oxygen compression tank (5) and mounting plate (6), the bottom fixed mounting of oxygen production line body (1) has mounting plate (6), one side fixed mounting at mounting plate (6) top has air compression tank (2), the side fixedly connected with heat transfer tank (3) of air compression tank (2), one side fixedly connected with heat transfer tank (3) of air compression tank (2) are kept away from to heat transfer tank (3), opposite side fixedly connected with rectifying tank (4) of heat transfer tank (3), one side fixedly connected with oxygen compression tank (5) of heat transfer tank (3) are kept away from to rectifying tank (4), its characterized in that: a gas detector (21) is fixedly arranged on one side, close to the heat exchange tank (3), of the air pressure tank (2), and a purifying device (31) is fixedly arranged in the heat exchange tank (3);
the gas detector (21) comprises a control panel (211), wherein a detection tube (212) is fixedly arranged at the bottom of the control panel (211), and a detection induction module (213) is fixedly arranged at the bottom of the detection tube (212);
the purifying 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);
the adsorption block (311) comprises a fixed shell (3110), an adsorption net (3111) is fixedly arranged in the fixed shell (3110), and a sliding block (3112) is fixedly arranged on one side of the fixed shell (3110);
a sliding groove (3121) is formed in the inner wall of the container barrel (312), a telescopic column (3122) is fixedly arranged in the sliding groove (3121), and the top of the telescopic column (3122) is fixedly arranged at the bottom of the sliding block (3112);
an injection pipe (3123) is fixedly arranged at the top of the container barrel (312), and a nozzle (3124) is fixedly arranged on the side surface of the injection pipe (3123);
a rotary column (313) is arranged at the bottom of the container barrel (312), a transmission (3131) is fixedly arranged at the bottom of the rotary column (313), a power motor (3132) is fixedly connected to the bottom of the transmission (3131), and a rotary blade (3133) is fixedly arranged at the outer side of the rotary column (313);
a rotating groove (31331) is formed in the rotating blade (3133), a fixed column (31332) is fixedly arranged in the rotating groove (31331), a rotating ring (31333) is fixedly arranged on the outer side of the fixed column (31332), and a fan blade (31334) is fixedly arranged on the 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), the inside of the mounting groove (314) is fixedly provided with a mounting block (3141), and the side surface of the mounting block (3141) is fixedly provided with an ultraviolet lamp (3142).
2. The cryogenic oxygen-generating air rectification production line with a harmful gas detection function as set forth in claim 1, wherein: the bottom of detecting tube (212) fixed mounting has sealing ring (2121), the bottom fixed mounting of sealing ring (2121) has spliced pole (2131), the bottom fixed mounting of spliced pole (2131) is at the top of detecting induction module (213).
3. The cryogenic oxygen-generating air rectification production line with a harmful gas detection function as set forth in claim 2, wherein: the inner part of the sealing ring (2121) is fixedly provided with a sealing ring (2122), the bottom of the sealing ring (2122) is fixedly provided with a magnetic block (2123), and the bottom of the magnetic block (2123) is fixedly provided with a mounting ring (2124).
4. The cryogenic oxygen-generating air rectification production line with a harmful gas detection function as set forth in claim 2, wherein: a sealing hole (2125) is formed in the outer side of the sealing ring (2121), and a sealing bolt (2126) is fixedly arranged in the sealing hole (2125).
Priority Applications (1)
| 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 |
|---|---|---|---|
| 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 CN113137829A (en) | 2021-07-20 |
| CN113137829B true 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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| CN113137829A (en) | 2021-07-20 |
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Effective date of registration: 20230817 Address after: 056000 Road South, 180 meters east of the intersection of Jingwu Street and Weiba Road, Shangcheng Industrial Zone, Cheng'an County, Handan City, Hebei Province Applicant after: Hebei Guanglong Gas Co.,Ltd. Address before: 517300 No.50 Luotang village, Luozhong village committee, Huilong Town, Longchuan County, Heyuan City, Guangdong Province Applicant before: Wu Qin |
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