CN217423766U - Novel air separation unit - Google Patents
Novel air separation unit Download PDFInfo
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- CN217423766U CN217423766U CN202220525643.8U CN202220525643U CN217423766U CN 217423766 U CN217423766 U CN 217423766U CN 202220525643 U CN202220525643 U CN 202220525643U CN 217423766 U CN217423766 U CN 217423766U
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Abstract
The utility model discloses a novel air separation unit, which comprises a fixed bottom plate and an air collecting mechanism, wherein the air collecting mechanism is arranged on the upper surface of the fixed bottom plate and comprises an air compressor; the molecular screening mechanism is arranged on the upper surface of the fixed bottom plate; and the gas collecting mechanism is arranged on the upper surface of the fixed bottom plate. The utility model discloses a be provided with house steward one and house steward two, pass through house steward two with the nitrogen gas that obtains in the integrated device, house steward one and stop valve one introduce the air compressor in, carry out reutilization and purification to it for the nitrogen gas that obtains is more pure, simultaneously through being provided with stop valve one, when not utilizing rectifying column to go up the interior gas of tower, directly close stop valve one, prevent temperature variation in the rectifying column goes up the tower, keep rectifying column to go up the tower interior temperature, make the more high-efficient operation of integrated device.
Description
Technical Field
The utility model relates to an air separation technical field especially relates to a novel air separation unit.
Background
The air separation unit is a set of industrial equipment for separating each component gas in the air and producing oxygen and nitrogen, and the specific process comprises the following steps: the compressed air from air compressor is passed through molecular screening to remove impurities of water, carbon dioxide and hydrocarbon, one portion of air is directly fed into upper tower of rectifying tower, another portion of air is fed into expansion machine, and passed through expansion refrigeration, and fed into lower tower, and in the rectifying tower, after the heat exchange of rising steam and falling liquid, the top of upper tower can obtain high-purity nitrogen gas, and the bottom of upper tower can obtain high-purity oxygen gas.
At present, the collected nitrogen can only be recycled in the process of separating gas, the nitrogen cannot be recycled, the utilization efficiency of the nitrogen is reduced, and meanwhile, the temperatures between different devices are easily connected in series, so that the working efficiency of the whole device is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a novel air separation unit.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel air separation unit comprises a fixed bottom plate and an air collection mechanism, wherein the air collection mechanism is arranged on the upper surface of the fixed bottom plate and comprises an air compressor; the molecular screening mechanism is arranged on the upper surface of the fixed bottom plate; the gas collecting mechanism is arranged on the upper surface of the fixed bottom plate; the air purification mechanism is arranged on the upper surface of the fixed bottom plate; rectifying mechanism, rectifying mechanism set up in PMKD upper surface, rectifying mechanism includes rectifying column upper tower and rectifying column lower tower, rectifying column lower tower sets up in PMKD upper surface, rectifying column upper tower set up in rectifying column lower tower upper end, rectifying column upper tower one side is provided with house steward two, air compressor sets up in the PMKD upper surface, air compressor upper surface is provided with house steward one, house steward one with house steward two is connected through stop valve one, air compressor one side is provided with the cover that induced drafts, rectifying column upper tower one side is connected with stop valve five through the outlet duct, stop valve five is through intake-tube connection in rectifying column lower tower one side.
As a further aspect of the present invention: the air purification mechanism comprises an air filter, the air filter is arranged on the upper surface of the fixed base plate, one side of the air compressor is connected with a nine-stop valve through an air outlet pipe, and the nine-stop valve is connected to one side of the air filter through an air inlet pipe.
As the utility model discloses further scheme again: open air filter one side has the spout, sliding connection has the frame of placing in the spout, it has the HEPA filter screen to place frame one side through sliding rail connection, it has the active carbon filter screen to place frame one side through sliding rail connection, it has primary filter screen to place frame one side through sliding rail connection, it is provided with the baffle to place frame one side, the baffle is kept away from it is provided with the handle to place frame one side.
As a further aspect of the present invention: molecular screening mechanism includes the molecular sieve and removes the machine, the molecular sieve remove the machine set up in PMKD upper surface, air filter one side is connected with eight stop valves through the outlet duct, eight stop valves through intake-tube connection in the outer wall of one side of the molecular sieve remove machine, one side of the molecular sieve remove machine is connected with seven stop valves through the outlet duct, the PMKD upper surface is provided with the expander, seven stop valves pass through intake-tube connection in expander one side.
As a further aspect of the present invention: expander one side is connected with stop valve six through the outlet duct, stop valve six through intake-tube connection in tower circumference outer wall under the rectifying column, rectifying column upper tower one side is connected with stop valve two through the outlet duct, stop valve two passes through intake-tube connection in expander one side.
As a further aspect of the present invention: the utility model discloses a rectifying tower, including PMKD upper surface, PMKD upper surface is provided with the oxygen collection tank, PMKD upper surface is provided with the nitrogen gas collection tank, rectifying tower upper tower circumference outer wall is connected with stop valve three through the outlet duct, stop valve three is through intake-tube connection in nitrogen gas collection tank outer wall, rectifying tower upper tower circumference outer wall passes through the outlet duct and connects stop valve four, stop valve four is through intake-tube connection in oxygen gas collection tank outer wall.
The utility model has the advantages that:
1. through being provided with house steward one and house steward two, the nitrogen gas that obtains in the integrated device passes through house steward two, house steward one and stop valve one and introduces the air compressor in, carry out reutilization and purification to it for the nitrogen gas that obtains is more pure, simultaneously through being provided with stop valve one, when not utilizing rectifying column to go up interior gas of tower, directly close stop valve one, prevent temperature variation in the rectifying column goes up the tower, keep rectifying column to go up the interior temperature of tower, make the more high-efficient operation of integrated device.
2. Through being provided with air purification mechanism, consider in advance the impurity in the air, prevent at follow-up in-process, impurity in the air reduces the gaseous precision in air screening back, is provided with simultaneously and places the frame, makes things convenient for the staff to save the spending to the change of primary filter screen, HEPA filter screen and active carbon filter screen.
3. Through being provided with the molecular sieve and removing the machine for impurity such as moisture content, carbon dioxide, hydrocarbon in the screening air, further purify the air, make the gas purity after the purification higher.
Drawings
Fig. 1 is a schematic view of a main structure of a novel air separation unit provided by the present invention;
fig. 2 is a schematic side view of a novel air separation unit provided by the present invention;
fig. 3 is the utility model provides a novel air separation unit place frame inner structure schematic diagram.
In the figure: 1 fixed baseplate, 2 suction hoods, 3 air compressors, 4 header pipes I, 5 stop valves I, 6 header pipes II, 7 rectifying tower upper towers, 8 oxygen collection tanks, 9 rectifying tower lower towers, 10 expanders, 11 molecular screening machines, 12 air filters, 13 stop valves II, 14 stop valves III, 15 stop valves IV, 16 nitrogen collection tanks, 17 stop valves V, 18 stop valves VI, 19 stop valves VII, 20 stop valves eight, 21 baffles, 22 stop valves nine, 23 handles, 24 placement frames, 25HEPA filter screens, 26 activated carbon filter screens and 27 primary filter screens.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
A novel air separation unit, as shown in fig. 1 and 2, comprises a fixed bottom plate 1; the air collecting mechanism is connected to the upper surface of the fixed bottom plate 1 through bolts and comprises an air compressor 3;
the molecular screening mechanism is connected to the upper surface of the fixed bottom plate 1 through bolts;
the gas collecting mechanism is connected to the upper surface of the fixed bottom plate 1 through bolts;
the air purification mechanism is connected to the upper surface of the fixed bottom plate 1 through bolts;
the rectifying mechanism is connected to the upper surface of the fixed base plate 1 through bolts, the rectifying mechanism comprises an upper rectifying tower 7 and a lower rectifying tower 9, the lower rectifying tower 9 is connected to the upper surface of the fixed base plate 1 through bolts, the upper rectifying tower 7 is arranged at the upper end of the lower rectifying tower 9, one side of the upper rectifying tower 7 is connected with a header pipe II 6 through threads, the air compressor 3 is connected to the upper surface of the fixed base plate 1 through bolts, the upper surface of the air compressor 3 is connected with a header pipe I4 through threads, the header pipe I4 and the header pipe II 6 are connected through a stop valve I5, one side of the air compressor 3 is connected with an air suction hood 2 through bolts, one side of the upper rectifying tower 7 is connected with a stop valve V17 through an air outlet pipe, and the stop valve V17 is connected to one side of the lower rectifying tower 9 through an air inlet pipe; through being provided with house steward 4 and house steward two 6, the nitrogen gas that obtains in the integrated device passes through house steward two 6, house steward 4 and stop valve 5 are introduced in air compressor 3, carry out reutilization and purification to it, make the nitrogen gas that obtains purer, simultaneously through being provided with stop valve 5, when not utilizing gas on the rectifying column in the tower 7, directly close stop valve 5, prevent temperature variation in the rectifying column in the tower 7, keep the rectifying column in the tower 7 interior temperature, make the more high-efficient operation of integrated device.
In order to realize the purification of air; as shown in fig. 1 and 2, the air purification mechanism comprises an air filter 12, the air filter 12 is connected to the upper surface of the fixed bottom plate 1 through bolts, one side of the air compressor 3 is connected with a nine stop valve 22 through an air outlet pipe, the nine stop valve 22 is connected to one side of the air filter 12 through an air inlet pipe, one side of the air filter 12 is provided with a chute, the chute is connected with a placing frame 24 in a sliding manner, one side of the placing frame 24 is connected with an HEPA filter screen 25 through a sliding rail, one side of the placing frame 24 is connected with an active carbon filter screen 26 through a sliding rail, one side of the placing frame 24 is connected with a primary filter screen 27 through a sliding rail, one side of the placing frame 24 is connected with a baffle 21 through bolts, and one side of the baffle 21 away from the placing frame 24 is connected with a handle 23 through bolts; through being provided with air purification mechanism, consider in advance the impurity in the air, prevent at follow-up in-process, impurity in the air reduces the gaseous precision behind the air screening, is provided with simultaneously and places frame 24, makes things convenient for the staff to the change of primary filter screen 27, HEPA filter screen 25 and active carbon filter screen 26, saves the spending.
To achieve molecular screening; as shown in fig. 1, 2 and 3, the molecular screening mechanism comprises a molecular screening machine 11, the molecular screening machine 11 is connected to the upper surface of a fixed base plate 1 through a bolt, one side of an air filter 12 is connected with a stop valve eight 20 through an air outlet pipe, the stop valve eight 20 is connected to the outer wall of one side of the molecular screening machine 11 through an air outlet pipe, one side of the molecular screening machine 11 is connected with a stop valve seven 19 through an air outlet pipe, the upper surface of the fixed base plate 1 is connected with an expansion machine 10 through a bolt, the stop valve seven 19 is connected to one side of the expansion machine 10 through an air inlet pipe, one side of the expansion machine 10 is connected with a stop valve six 18 through an air outlet pipe, the stop valve six 18 is connected to the circumferential outer wall of a lower tower 9 of a rectifying tower through an air inlet pipe, one side of an upper tower 7 of the rectifying tower is connected with a stop valve two 13 through an air outlet pipe, and the stop valve two 13 is connected to one side of the expansion machine 10 through an air inlet pipe; through being provided with molecular sieve and removing machine 11 for impurity such as moisture content, carbon dioxide, hydrocarbon in the screening air, further purify the air for the gas purity after the purification is higher.
To facilitate gas collection; as shown in fig. 1 and 2, the upper surface of the fixed bottom plate 1 is connected with an oxygen collection tank 8 through bolts, the upper surface of the fixed bottom plate 1 is connected with a nitrogen collection tank 16 through bolts, the circumferential outer wall of the upper tower 7 of the rectification tower is connected with a third stop valve 14 through an air outlet pipe, the third stop valve 14 is connected with the outer wall of the nitrogen collection tank 16 through an air inlet pipe, the circumferential outer wall of the upper tower 7 of the rectification tower is connected with a fourth stop valve 15 through an air outlet pipe, and the fourth stop valve 15 is connected with the outer wall of the oxygen collection tank 8 through an air inlet pipe; by arranging the oxygen collecting tank 8 and the nitrogen collecting tank 16, oxygen and nitrogen are conveniently collected.
The utility model discloses when using, at first open the integrated device, through induced draft cover 2 and air compressor 3, collect the air, collect the gas after the completion, open stop valve nine 22, make the gas after the completion enter into air filter 12 in, open stop valve eight 20, gas enters into in molecular sieve removes machine 11, filter gas, gas after the screening is accomplished, partly by directly being sent to in rectifying column upper tower 7, another part then gets into in expander 10 after the expansion refrigeration, be sent to in rectifying column lower tower 9, rising steam and the whereabouts liquid in rectifying column upper tower 7 and rectifying column lower tower 9 are after heat exchange, can obtain the very high nitrogen gas of purity at rectifying column upper tower 7's top, 7 bottoms obtain very high oxygen of tower on the rectifying column.
Claims (6)
1. A novel air separation unit comprises a fixed bottom plate (1) and an air collection mechanism, and is characterized in that the air collection mechanism is arranged on the upper surface of the fixed bottom plate (1), and comprises an air compressor (3); the molecular screening mechanism is arranged on the upper surface of the fixed bottom plate (1); the gas collecting mechanism is arranged on the upper surface of the fixed bottom plate (1); the air purification mechanism is arranged on the upper surface of the fixed bottom plate (1); the rectifying mechanism is arranged on the upper surface of the fixed bottom plate (1) and comprises an upper rectifying tower (7) and a lower rectifying tower (9), the lower rectifying tower (9) is arranged on the upper surface of the fixed bottom plate (1), the upper rectifying tower (7) is arranged at the upper end of the lower rectifying tower (9), a second main pipe (6) is arranged on one side of the upper tower (7) of the rectifying tower, the air compressor (3) is arranged on the upper surface of the fixed bottom plate (1), the upper surface of the air compressor (3) is provided with a first header pipe (4), the first header pipe (4) is connected with a second header pipe (6) through a first stop valve (5), one side of the air compressor (3) is provided with an air suction cover (2), one side of the rectifying tower upper tower (7) is connected with a stop valve V (17) through an air outlet pipe, and the stop valve V (17) is connected to one side of the lower tower (9) of the rectifying tower through an air inlet pipe.
2. The novel air separation unit according to claim 1, wherein the air purification mechanism comprises an air filter (12), the air filter (12) is arranged on the upper surface of the fixed base plate (1), one side of the air compressor (3) is connected with a stop valve nine (22) through an air outlet pipe, and the stop valve nine (22) is connected to one side of the air filter (12) through an air inlet pipe.
3. The novel air separation unit according to claim 2, characterized in that a sliding groove is formed in one side of the air filter (12), a placing frame (24) is connected in the sliding groove in a sliding mode, a HEPA filter screen (25) is connected to one side of the placing frame (24) through a sliding rail, an active carbon filter screen (26) is connected to one side of the placing frame (24) through a sliding rail, a primary filter screen (27) is connected to one side of the placing frame (24) through a sliding rail, a baffle (21) is arranged on one side of the placing frame (24), and a handle (23) is arranged on one side, away from the placing frame (24), of the baffle (21).
4. The novel air separation unit according to claim 3, wherein the molecular screening mechanism comprises a molecular screening machine (11), the molecular screening machine (11) is arranged on the upper surface of the fixed base plate (1), one side of the air filter (12) is connected with an eight stop valve (20) through an air outlet pipe, the eight stop valve (20) is connected with the outer wall of one side of the molecular screening machine (11) through an air inlet pipe, one side of the molecular screening machine (11) is connected with a seven stop valve (19) through an air outlet pipe, the upper surface of the fixed base plate (1) is provided with an expansion machine (10), and the seven stop valve (19) is connected with one side of the expansion machine (10) through an air inlet pipe.
5. The novel air separation unit according to claim 4, characterized in that a stop valve six (18) is connected to one side of the expansion machine (10) through an air outlet pipe, the stop valve six (18) is connected to the circumferential outer wall of the lower rectifying tower (9) through an air inlet pipe, a stop valve two (13) is connected to one side of the upper rectifying tower (7) through an air outlet pipe, and the stop valve two (13) is connected to one side of the expansion machine (10) through an air inlet pipe.
6. The novel air separation unit according to claim 2, characterized in that an oxygen collection tank (8) is arranged on the upper surface of the fixed bottom plate (1), a nitrogen collection tank (16) is arranged on the upper surface of the fixed bottom plate (1), the circumferential outer wall of the upper tower (7) of the rectifying tower is connected with a third stop valve (14) through an air outlet pipe, the third stop valve (14) is connected with the outer wall of the nitrogen collection tank (16) through an air inlet pipe, the circumferential outer wall of the upper tower (7) of the rectifying tower is connected with a fourth stop valve (15) through an air outlet pipe, and the fourth stop valve (15) is connected with the outer wall of the oxygen collection tank (8) through an air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220525643.8U CN217423766U (en) | 2022-03-11 | 2022-03-11 | Novel air separation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220525643.8U CN217423766U (en) | 2022-03-11 | 2022-03-11 | Novel air separation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217423766U true CN217423766U (en) | 2022-09-13 |
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ID=83178559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220525643.8U Active CN217423766U (en) | 2022-03-11 | 2022-03-11 | Novel air separation unit |
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| Country | Link |
|---|---|
| CN (1) | CN217423766U (en) |
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2022
- 2022-03-11 CN CN202220525643.8U patent/CN217423766U/en active Active
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