CN216856211U - Pressure swing adsorption device beneficial to realizing miniaturization - Google Patents
Pressure swing adsorption device beneficial to realizing miniaturization Download PDFInfo
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- CN216856211U CN216856211U CN202220578428.4U CN202220578428U CN216856211U CN 216856211 U CN216856211 U CN 216856211U CN 202220578428 U CN202220578428 U CN 202220578428U CN 216856211 U CN216856211 U CN 216856211U
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- 238000001179 sorption measurement Methods 0.000 title claims abstract description 162
- 230000009286 beneficial effect Effects 0.000 title abstract description 9
- 238000000926 separation method Methods 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 42
- 238000003795 desorption Methods 0.000 description 11
- 238000011010 flushing procedure Methods 0.000 description 7
- 239000012535 impurity Substances 0.000 description 6
- 239000003463 adsorbent Substances 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a pressure swing adsorption device beneficial to realizing miniaturization, and aims to solve the technical problem that the existing pressure swing adsorption device is not beneficial to realizing miniaturization. The adopted technical scheme is as follows: a pressure swing adsorption apparatus that facilitates miniaturization, comprising: the gas-liquid separation tank, the adsorption tower and the buffer tank are arranged between the bottom plate and the first top plate; the bottom plate is provided with a first main channel and a second main channel; the bottom of the adsorption tower is respectively communicated with a first main channel and a second main channel and is matched with a first valve and a second valve; the first top plate is provided with a third main channel and a fourth main channel; the top of the adsorption tower is respectively communicated with a third main channel and a fourth main channel and is matched with a third valve and a fourth valve; the gas-liquid separation tank is provided with a gas inlet and a liquid outlet; the gas-liquid separation tank is communicated with the second main channel; the buffer tank is provided with an exhaust port and is communicated with the third main channel. The utility model is beneficial to realizing the miniaturization of the pressure swing adsorption device.
Description
Technical Field
The utility model relates to the technical field of pressure swing adsorption gas separation, in particular to a pressure swing adsorption device beneficial to realizing miniaturization.
Background
The pressure swing adsorption gas separation technology has the advantages of low technical investment, low operating cost, high product purity, stable device operation, simple and flexible operation, small maintenance amount, no three-waste discharge, wide raw material gas source application range and the like, and is widely applied to the fields of chemical industry, petroleum, metallurgy, light industry, environmental protection and the like.
The pressure swing adsorption gas separation technology covers pressure swing adsorption hydrogen production, pressure swing adsorption decarburization, pressure swing adsorption oxygen production, pressure swing adsorption CO purification, CO2 purification from flue gas, SO2 removal and the like, and the separated mixed gas comprises conversion gas, coal gas, semi-water gas, coke oven gas, reformed gas, methane pyrolysis gas, air, flue gas and the like.
The pressure swing adsorption technology is based on the physical adsorption of a specific adsorbent to gas molecules, and by utilizing the characteristics that the adsorbent is easy to adsorb high-boiling-point components and difficult to adsorb low-boiling-point components under the same pressure, and the adsorption capacity is increased under high pressure and is reduced under low pressure, raw gas passes through an adsorption bed under certain pressure, high-boiling-point impurity components relative to hydrogen are selectively adsorbed, and low-boiling-point hydrogen is difficult to adsorb and passes through the adsorption bed, so that the separation of the hydrogen and the impurity components is realized. After completion of the adsorption, the adsorbent desorbs the adsorbed impurity components under reduced pressure, so that the adsorbent is regenerated, thereby restoring the ability to adsorb and separate impurities.
Most of the existing pressure swing adsorption devices connect the tanks through complex pipelines, and spaces for laying the pipelines need to be reserved among the tanks; this has the shortcoming of low integration level and large floor space, and is not favorable for realizing the miniaturization development of the pressure swing adsorption device.
Disclosure of Invention
The utility model aims to provide a pressure swing adsorption device which is beneficial to realizing miniaturization and has the advantages of high integration level and small occupied area.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a pressure swing adsorption apparatus that facilitates miniaturization, comprising: the adsorption tower comprises a gas-liquid separation tank, an adsorption tower, a buffer tank, a first top plate and a bottom plate, wherein the gas-liquid separation tank, the adsorption tower and the buffer tank are arranged in parallel; wherein the bottom plate has a first main channel and a second main channel; the bottom of the adsorption tower is respectively communicated with the first main channel and the second main channel and is respectively matched with the first valve and the second valve; the first top plate is provided with a third main channel and a fourth main channel; the top of the adsorption tower is respectively communicated with a third main channel and a fourth main channel and is respectively matched with a third valve and a fourth valve; the gas-liquid separation tank is provided with a gas inlet and a liquid outlet; the gas-liquid separation tank is communicated with the second main channel; the buffer tank is provided with an exhaust port and is communicated with the third main channel.
Optionally, the bottom plate further has a first branch channel and a second branch channel; the first main channel is communicated with the bottom of the adsorption tower through a first branch channel, and the on-off state of the first branch channel is controlled by a first valve; the second main channel is communicated with the bottom of the adsorption tower through a second branch channel, and the on-off state of the second branch channel is controlled by a second valve.
Optionally, the top plate further has a third branch channel and a fourth branch channel; the third main channel is communicated with the top of the adsorption tower through a third branch channel, and the on-off state of the third branch channel is controlled by a third valve; and the fourth main channel is communicated with the top of the adsorption tower through a fourth branch channel, and the on-off state of the fourth branch channel is controlled by a fourth valve.
Optionally, the adsorption tower is provided in parallel with a plurality of adsorption towers, and the first branch passage, the second branch passage, the third branch passage, the fourth branch passage, the first valve, the second valve, the third valve and the fourth valve are correspondingly provided in plurality.
Optionally, the top plate further has a fifth main channel and a plurality of fifth branch channels; the fifth branch channels correspond to the adsorption towers one by one, and the fifth main channel is correspondingly communicated with the tops of the adsorption towers through the fifth branch channels; and the fifth branch passage is matched with a fifth valve for controlling the on-off state of the fifth branch passage.
Optionally, the adsorption tower is of a vertically-permeable tubular structure, and the first top plate and the bottom plate seal the upper end and the lower end of the adsorption tower.
Optionally, the buffer tank is of a vertically-permeable tubular structure, and the first top plate and the bottom plate seal the upper end and the lower end of the buffer tank.
Optionally, the first top plate and the bottom plate have corresponding first mounting holes and are fixedly connected through first screws penetrating through the first mounting holes.
Optionally, the gas-liquid separation tank is of a vertically through cylindrical structure; and a second top plate is arranged at the top of the gas-liquid separation tank, and the second top plate and the bottom plate form a seal for the upper end and the lower end of the gas-liquid separation tank.
Optionally, the second top plate and the second bottom plate have corresponding second mounting holes, and are fixedly connected through second screws penetrating through the second mounting holes.
The working principle of the utility model is as follows:
an adsorption stage: and the gas-liquid separation tank is communicated with the second main channel, the second main channel is communicated with the bottom of the adsorption tower, the top of the adsorption tower is communicated with the third main channel, and the third main channel is communicated with the buffer tank. Injecting gas to be separated into the gas-liquid separation tank through the gas inlet; after water vapor of the gas to be separated is removed in the gas-liquid separation tank, the gas enters the bottom of the adsorption tower through the second main channel; after gas impurities in the gas to be separated are removed in the adsorption tower, the gas enters the third main channel from the top; the gas which has completed the separation flows into the buffer tank through the third main passage and is discharged from the exhaust port of the buffer tank. Thus, the adsorption separation of the gas to be separated can be realized.
A flushing and desorption stage: and disconnecting the second main channel from the bottom of the adsorption tower, and disconnecting the top of the adsorption tower from the third main channel. The bottom of the adsorption tower is communicated with the first main channel, and the top of the adsorption tower is communicated with the fourth main channel; and injecting flushing gas into the adsorption tower through the fourth main channel, wherein the flushing gas can flush the adsorption tower and is discharged through the first main channel. Therefore, the flushing and desorption of the adsorption tower can be realized.
Therefore, the beneficial effects of the utility model are as follows: the first main channel and the second main channel are integrated on the bottom plate, and the third main channel and the fourth main channel are integrated on the first top plate; replaces the complex pipeline system adopted in the prior art. So, can close together gas-liquid separation jar, adsorption tower, buffer tank, improve the integrated level, reduced area, be favorable to realizing pressure swing adsorption equipment's miniaturization.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an assembly schematic of the present invention;
FIG. 3 is a schematic view showing the communication among the gas-liquid separation tank, the adsorption tower and the buffer tank.
Reference numerals: 1. a gas-liquid separation tank; 2. an adsorption tower; 3. a buffer tank; 4. a first top plate; 5. a base plate; 6. a first main channel; 7. a second main channel; 8. a third main channel; 9. a fourth main channel; 10. a fifth main channel; 11. a second top panel.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Embodiments of the present invention will be described in detail below with reference to fig. 1 to 3.
The embodiment of the utility model provides a pressure swing adsorption device beneficial to realizing miniaturization. The pressure swing adsorption apparatus includes: the gas-liquid separation device comprises a gas-liquid separation tank 1, an adsorption tower 2, a buffer tank 3, a first top plate 4 and a bottom plate 5, wherein the gas-liquid separation tank, the adsorption tower 2 and the buffer tank are arranged in parallel, the first top plate 4 is arranged above the adsorption tower 2, and the bottom plate 5 is arranged below the adsorption tower 2. It should be understood that the buffer tank 3 serves to stabilize the high pressure in the adsorption column 2 in the adsorption stage. The bottom plate 5 has a first main channel 6 and a second main channel 7; the bottom of the adsorption tower 2 is respectively communicated with a first main channel 6 and a second main channel 7 which are respectively matched with a first valve and a second valve. It should be understood that the first valve is used to control the on-off state between the bottom of the adsorption tower 2 and the first main passage 6, the second valve is used to control the on-off state between the bottom of the adsorption tower 2 and the second main passage 7, and both the first valve and the second valve are installed on the bottom plate 5. The first top plate 4 has a third main passage 8 and a fourth main passage 9; the top of the adsorption tower 2 is respectively communicated with a third main channel 8 and a fourth main channel 9 which are respectively matched with a third valve and a fourth valve. It should be understood that a third valve is used to control the on-off state between the third main passage 8 and the top of the adsorption tower 2, a fourth valve is used to control the on-off state between the fourth main passage 9 and the top of the adsorption tower 2, and the third valve and the fourth valve are both installed on the first top plate 4. The gas-liquid separation tank 1 is provided with a gas inlet and a liquid outlet; the gas-liquid separation tank 1 is communicated with the second main channel 7; the buffer tank 3 is provided with an exhaust port, and the buffer tank 3 is communicated with the third main channel 8.
The following illustrates a specific embodiment of the utility model, during the adsorption phase: the gas-liquid separation tank 1 is communicated with the second main channel 7, the second main channel 7 is communicated with the bottom of the adsorption tower 2, the top of the adsorption tower 2 is communicated with the third main channel 8, and the third main channel 8 is communicated with the buffer tank 3. Injecting gas to be separated into the gas-liquid separation tank 1 through a gas inlet; after water vapor in the gas-liquid separation tank 1 is removed, the gas to be separated enters the bottom of the adsorption tower 2 through the second main channel 7; after gas impurities in the gas to be separated are removed in the adsorption tower 2, the gas enters the third main channel 8 from the top; the gas that has completed the separation flows into the buffer tank 3 through the third main passage 8 and is discharged from the gas outlet of the buffer tank 3. Thus, the adsorption separation of the gas to be separated can be realized. During the rinse and desorption phases: the second main channel 7 is disconnected from the bottom of the adsorption tower 2, and the top of the adsorption tower 2 is disconnected from the third main channel 8. The bottom of the adsorption tower 2 is communicated with the first main channel 6, and the top of the adsorption tower 2 is communicated with the fourth main channel 9; the purge gas is injected into the adsorption tower 2 through the fourth main passage 9, and the purge gas flushes the adsorption tower 2 and is discharged through the first main passage 6. Thus, the adsorption tower 2 can be flushed and desorbed. The utility model is characterized in that the first main channel 6 and the second main channel 7 are integrated on the bottom plate 5, and the third main channel 8 and the fourth main channel 9 are integrated on the first top plate 4; replaces the complex pipeline system adopted in the prior art. So, can draw together gas-liquid separation jar 1, adsorption tower 2, buffer tank 3, improve the integrated level, reduced area, be favorable to realizing pressure swing adsorption equipment's miniaturization.
Further, the bottom plate 5 is also provided with a first branch channel and a second branch channel; the first main channel 6 is communicated with the bottom of the adsorption tower 2 through a first branch channel, and the on-off state of the first branch channel is controlled by a first valve; the second main channel 7 is communicated with the bottom of the adsorption tower 2 through a second branch channel, and the on-off state of the second branch channel is controlled by a second valve. It will be appreciated that the on-off state of the first main channel 6 itself is not affected by the first valve, and the on-off state of the second main channel 7 itself is not affected by the second valve.
Furthermore, the top plate is also provided with a third branch channel and a fourth branch channel; the third main channel 8 is communicated with the top of the adsorption tower 2 through a third branch channel, and the on-off state of the third branch channel is controlled by a third valve; and the fourth main channel 9 is communicated with the top of the adsorption tower 2 through a fourth branch channel, and the on-off state of the fourth branch channel is controlled by a fourth valve. It will be appreciated that the on-off status of the third main channel 8 itself is not influenced by the third valve, and the on-off status of the fourth main channel 9 itself is not influenced by the fourth valve.
Further, the adsorption tower 2 is provided in parallel with a plurality of first branch passages, second branch passages, third branch passages, fourth branch passages, first valves, second valves, third valves, and fourth valves. It should be understood that the adsorption columns 2 alternately enter the adsorption phase, the flushing phase and the desorption phase, and uninterrupted adsorption separation of the gas to be separated can be realized.
Further, the top plate is also provided with a fifth main channel 10 and a plurality of fifth branch channels; the fifth branch passages are in one-to-one correspondence with the adsorption towers 2, and the fifth main passages 10 are correspondingly communicated with the tops of the adsorption towers 2 through the fifth branch passages; and the fifth branch passage is matched with a fifth valve for controlling the on-off state of the fifth branch passage. It will be appreciated that the fifth valve only controls the on-off state of the fifth branch itself. The fifth main channel 10 may be used for pressure equalization. Specifically, as for the adsorption column 2 in the adsorption stage, the adsorption column 2 is in a high-pressure state; when the adsorption stage of the adsorption tower 2 is finished, the second main channel 7 is disconnected from the bottom of the adsorption tower 2, the top of the adsorption tower 2 is disconnected from the third main channel 8, and the fifth main channel 10 is communicated with the top of the adsorption tower 2. For the adsorption tower 2 in the flushing and desorption stage, the adsorption tower 2 is in an atmospheric pressure state; when the stage of the washing and desorption of the adsorption tower 2 is finished, the first main channel 6 is disconnected from the bottom of the adsorption tower 2, the fourth main channel 9 is disconnected from the top of the adsorption tower 2, and the fifth main channel 10 is communicated with the top of the adsorption tower 2. Thus, the gas in the adsorption tower 2 at the end of the adsorption phase enters the adsorption tower 2 at the end of the rinse and desorption phases through the fifth main channel 10, the adsorption tower 2 at the end of the adsorption phase enters the depressurization phase, and the adsorption tower 2 at the end of the rinse and desorption phases enters the pressure increase phase. After the pressure of each adsorption tower 2 communicated with the fifth main channel 10 is equalized; correspondingly operating the adsorption tower 2 after the pressure reduction stage is finished, so that the adsorption tower 2 enters a flushing and desorption stage; the adsorption tower 2 after the pressure raising stage is operated correspondingly, so that the adsorption tower 2 enters the adsorption stage. Through the foregoing operations, on the one hand, the gas in the adsorption tower 2 at the end of the adsorption phase can be more fully utilized; on the other hand, the adsorption tower 2 which is flushed and the desorption stage is ended can recover the high pressure of the adsorption stage by two steps, the pressure increasing speed of the adsorption tower 2 is slowed down, the adsorption tower 2 can be protected to a certain extent, and meanwhile, the scouring force of gas to the adsorbent when the adsorption tower 2 enters the adsorption stage is also reduced. Furthermore, it is also possible to let the fourth main channel 9 communicate with the fifth main channel 10; the gas discharged from the adsorption tower 2 in the pressure reduction stage is used as a part of the purge gas to purge the adsorption tower 2 in the purge and desorption stages.
Further, the adsorption tower 2 is a cylindrical structure with a through top and bottom, and the first top plate 4 and the bottom plate 5 form a seal for the top and bottom ends of the adsorption tower 2. It should be understood that sieve plates are also provided at the upper and lower ends of the adsorption tower 2.
Further, the buffer tank 3 is a cylindrical structure with a through top and bottom, and the first top plate 4 and the bottom plate 5 seal the top and bottom ends of the buffer tank 3.
Furthermore, the first top plate 4 and the bottom plate 5 have corresponding first mounting holes and are fixedly connected through first screws penetrating through the first mounting holes. It should be understood that the first screw is adapted with a locking nut.
Further, the gas-liquid separation tank 1 is of a cylindrical structure with through upper and lower parts; the top of the gas-liquid separation tank 1 is provided with a second top plate 11, and the second top plate 11 and the bottom plate 5 form a seal for the upper end and the lower end of the gas-liquid separation tank 1. It should be understood that when the height of the knock-out drum 1 is similar to that of the adsorption tower 2, the first upper plate 4 and the second upper plate 11 may be combined into one piece.
Furthermore, the second top plate 11 and the bottom plate 5 have corresponding second mounting holes and are fixedly connected through second screws penetrating through the second mounting holes. It will be appreciated that the second screw is fitted with a lock nut.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that changes or modifications may be made to these embodiments without departing from the principles and spirit of the utility model, and that such changes and modifications are within the scope of the utility model.
Claims (10)
1. A pressure swing adsorption device facilitating miniaturization, comprising:
a gas-liquid separation tank (1), an adsorption tower (2) and a buffer tank (3) which are arranged in parallel; and
a first top plate (4) arranged above the adsorption tower (2); and
a bottom plate (5) arranged below the adsorption tower (2);
wherein,
the bottom plate (5) is provided with a first main channel (6) and a second main channel (7); the bottom of the adsorption tower (2) is respectively communicated with a first main channel (6) and a second main channel (7) and is respectively matched with a first valve and a second valve;
the first top plate (4) is provided with a third main channel (8) and a fourth main channel (9); the top of the adsorption tower (2) is respectively communicated with a third main channel (8) and a fourth main channel (9) and is respectively matched with a third valve and a fourth valve;
the gas-liquid separation tank (1) is provided with a gas inlet and a liquid outlet; the gas-liquid separation tank (1) is communicated with the second main channel (7);
the buffer tank (3) is provided with an exhaust port, and the buffer tank (3) is communicated with the third main channel (8).
2. The pressure swing adsorption apparatus for facilitating miniaturization according to claim 1, wherein:
the bottom plate (5) is also provided with a first branch channel and a second branch channel;
the first main channel (6) is communicated with the bottom of the adsorption tower (2) through a first branch channel, and the on-off state of the first branch channel is controlled by a first valve;
the second main channel (7) is communicated with the bottom of the adsorption tower (2) through a second branch channel, and the on-off state of the second branch channel is controlled by a second valve.
3. A pressure swing adsorption apparatus facilitating miniaturization according to claim 2, wherein:
the top plate is also provided with a third branch channel and a fourth branch channel;
the third main channel (8) is communicated with the top of the adsorption tower (2) through a third branch channel, and the on-off state of the third branch channel is controlled by a third valve;
the fourth main channel (9) is communicated with the top of the adsorption tower (2) through a fourth branch channel, and the on-off state of the fourth branch channel is controlled by a fourth valve.
4. A pressure swing adsorption apparatus as claimed in claim 3, further comprising:
the adsorption towers (2) are arranged in parallel, and the first branch passage, the second branch passage, the third branch passage, the fourth branch passage, the first valve, the second valve, the third valve and the fourth valve are correspondingly arranged in plurality.
5. The pressure swing adsorption apparatus advantageous for miniaturization according to claim 4, wherein:
the top plate is also provided with a fifth main channel (10) and a plurality of fifth branch channels;
the fifth branch passages are in one-to-one correspondence with the adsorption towers (2), and the fifth main passages (10) are correspondingly communicated with the tops of the adsorption towers (2) through the fifth branch passages;
and the fifth branch passage is matched with a fifth valve for controlling the on-off state of the fifth branch passage.
6. The pressure swing adsorption apparatus advantageous for miniaturization according to any one of claims 1 to 5, wherein:
the adsorption tower (2) is of a vertically-permeable tubular structure, and the upper end and the lower end of the adsorption tower (2) are sealed by the first top plate (4) and the bottom plate (5).
7. The pressure swing adsorption apparatus advantageous for miniaturization according to claim 6, wherein:
the buffer tank (3) is of a vertically-permeable tubular structure, and the upper end and the lower end of the buffer tank (3) are sealed by the first top plate (4) and the bottom plate (5).
8. The pressure swing adsorption apparatus facilitating miniaturization according to claim 7, wherein:
the first top plate (4) and the bottom plate (5) are provided with corresponding first mounting holes and fixedly connected through first screws penetrating through the first mounting holes.
9. The pressure swing adsorption apparatus advantageous for miniaturization according to any one of claims 1 to 5, wherein:
the gas-liquid separation tank (1) is of a cylindrical structure which is through up and down; and a second top plate (11) is arranged at the top of the gas-liquid separation tank (1), and the second top plate (11) and the bottom plate (5) form a seal for the upper end and the lower end of the gas-liquid separation tank (1).
10. A pressure swing adsorption apparatus as claimed in claim 9, further comprising:
the second top plate (11) and the bottom plate (5) are provided with corresponding second mounting holes and fixedly connected through second screws penetrating through the second mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220578428.4U CN216856211U (en) | 2022-03-15 | 2022-03-15 | Pressure swing adsorption device beneficial to realizing miniaturization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220578428.4U CN216856211U (en) | 2022-03-15 | 2022-03-15 | Pressure swing adsorption device beneficial to realizing miniaturization |
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| CN216856211U true CN216856211U (en) | 2022-07-01 |
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| CN202220578428.4U Active CN216856211U (en) | 2022-03-15 | 2022-03-15 | Pressure swing adsorption device beneficial to realizing miniaturization |
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Address after: No. 5, gaon Boulevard, high tech Zone, Chengdu, Sichuan Province Patentee after: Sichuan Yalian Hydrogen Energy Technology Co.,Ltd. Address before: 610093 No. 5, Gaopeng Avenue, high tech Zone, Chengdu, Sichuan Patentee before: ALLY HI-TECH Co.,Ltd. |
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