CN214950135U - Double-expansion machine air separation device - Google Patents
Double-expansion machine air separation device Download PDFInfo
- Publication number
- CN214950135U CN214950135U CN202120862932.2U CN202120862932U CN214950135U CN 214950135 U CN214950135 U CN 214950135U CN 202120862932 U CN202120862932 U CN 202120862932U CN 214950135 U CN214950135 U CN 214950135U
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- Prior art keywords
- air separation
- filter
- separator
- separation plant
- expansion machine
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- 238000000926 separation method Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 10
- 239000001301 oxygen Substances 0.000 claims abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 13
- 210000001503 joint Anatomy 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims 8
- 238000000034 method Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a double-expansion machine air separation device, which comprises an air compressor, a rectifying tower, a nitrogen collecting tank and an oxygen collecting tank; one side of the air compressor is connected with a first air inlet of the rectifying tower through a pipeline; a first expansion machine and a second expansion machine are distributed at the bottom of the air compressor through an air inlet valve; the bottoms of the first expander and the second expander are connected with a second air inlet of the rectifying tower through exhaust valves; a water outlet is formed in the bottom of the air compressor; a filter is arranged on the water outlet; the water outlet end of the filter is connected with a ball valve. The utility model has the advantages that: the problem of current expander air separation plant inefficiency and outlet have greasy dirt pollution is solved.
Description
Technical Field
The utility model relates to an air separation plant technical field, concretely relates to two expander air separation plants.
Background
The expander is a machine which obtains energy by utilizing the principle that mechanical work is output outwards when compressed gas is expanded and depressurized to reduce the temperature of the gas. Expanders are commonly used in cryogenic equipment. The expansion machines are divided into a piston expansion machine and a turbine expansion machine according to the motion form and structure. The piston expander is mainly suitable for medium and small high and medium pressure deep low temperature equipment with high pressure ratio and small flow. The air separation device is a set of industrial equipment used for separating each component gas in the air to produce nitrogen and oxygen. In brief, an air separation plant generally refers to a separation plant for separating various air components in a chemical plant, and specifically separates nitrogen, oxygen, argon, and other gases from air.
The existing expansion machine air separation device reduces the efficiency of air separation, can not refrigerate quickly and efficiently, has low purity of collected gas, is inconvenient to implement, low in benefit, high in cost and large in energy consumption, and the air compressor has high content of lubricating oil in the produced discharge water during working, and is not directly discharged to cause pollution and inconvenient cleaning without being filtered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that there is greasy dirt to pollute in current expander air separation plant inefficiency and outlet, provide a two expander air separation plants.
The purpose of the utility model is realized through the following technical scheme: a double-expansion machine air separation device comprises an air compressor, a rectifying tower, a nitrogen collecting tank and an oxygen collecting tank; one side of the air compressor is connected with a first air inlet of the rectifying tower through a pipeline; a first expansion machine and a second expansion machine are distributed at the bottom of the air compressor through an air inlet valve; the bottoms of the first expander and the second expander are connected with a second air inlet of the rectifying tower through exhaust valves; a water outlet is formed in the bottom of the air compressor; a filter is arranged on the water outlet; the water outlet end of the filter is connected with a ball valve;
further, the filter comprises a separator and a filter element; the bottom of the separator is provided with a mounting port; the filter element is movably arranged in the separator through the mounting port;
further, the filter element comprises a shell and activated carbon particles filled in the shell; the upper end of the shell is provided with a first connecting part; the lower end of the shell is provided with a sealing cover; a filter membrane is arranged on the first connecting part;
furthermore, an installation retaining ring is arranged in the separator; the first connecting part is provided with a butt joint ring corresponding to the mounting snap ring; the butt joint ring is provided with a clamping jaw; the end part of the clamping jaw is provided with a clamping head; the lower surface of the mounting retaining ring is provided with a clamping hole corresponding to the clamping head; the clamping head rotates and is locked in the clamping hole;
furthermore, the outer wall of the first connecting part is provided with a convex edge; the inner wall of the separator is provided with a sliding groove corresponding to the convex edge; the upper end of the sliding chute is connected with a rotating chute;
further, a flange sheet is arranged on the mounting opening; the lower end of the filter element is provided with a sealing cover corresponding to the flange sheet; the flange sheet is in butt joint with the sealing cover;
furthermore, sealing gaskets are oppositely arranged on the flange sheet and the sealing cover;
furthermore, the side wall of the shell is provided with an elastic cleaning barb;
the further technical proposal is that the water outlet is provided with at least two filters.
The utility model has the advantages of it is following:
1. the two expanders are arranged below the air compressor, so that the efficiency of air separation is improved, the purity of oxygen and nitrogen is improved, the structure is simple, and the components are low;
2. the filter is arranged on the water outlet of the air compressor, so that water discharged by the air compressor can be filtered, impurities and oil in the water can be separated, and the environment pollution can be reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the structure of the air compressor.
Fig. 3 is a schematic view of the installation structure of the filter.
Fig. 4 is a schematic diagram of the filter element.
Fig. 5 is a schematic structural diagram of the first connection portion.
In the figure: 1. an air compressor; 2. a rectifying tower; 3. a nitrogen collection tank; 4. an oxygen collection tank; 5. a first expander; 6. a second expander; 7. a filter; 8. a ball valve; 9. a separator; 10. a filter element; 101. a housing; 102. activated carbon particles; 103. a first connection portion; 105. filtering the membrane; 106. elastically cleaning barbs; 11. installing a retaining ring; 12. a docking ring; 13. a claw; 14. clamping a head; 15. a rib; 16. a chute; 17. a flange sheet; 18. a gasket is provided.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1: as shown in fig. 1 to 5, a double-expander air separation plant comprises an air compressor, a distillation tower, a nitrogen collection tank 3 and an oxygen collection tank 4; one side of the air compressor is connected with a first air inlet of the rectifying tower 2 through a pipeline; a first expansion machine 5 and a second expansion machine 6 are distributed at the bottom of the air compressor through an air inlet valve; the bottoms of the first expansion machine 5 and the second expansion machine 6 are both connected with a second air inlet of the rectifying tower 2 through exhaust valves; a water outlet is formed in the bottom of the air compressor; a filter 7 is arranged on the water outlet; the water outlet end of the filter 7 is connected with a ball valve 8; in the embodiment, the air compressor, the rectifying tower 2, the nitrogen collecting tank 3 and the oxygen collecting tank 4 all adopt conventional structures and connection modes, and any reasonable structure and installation mode can be selected according to needs; in the embodiment, the air inlet valve, the air outlet valve and the ball valve 8 are conventional commercial products, and any reasonable structure and installation mode can be selected according to needs; in the embodiment, the first expander 5 and the second expander 6 can be in any reasonable structure and connection mode according to needs, and the two expanders are arranged below the air compressor, so that the efficiency of air separation is improved, the purity of oxygen and nitrogen is improved, the structure is simple, and the components are low; set up filter 7 on the outlet of air compressor machine, be favorable to filtering air compressor machine exhaust water, be favorable to coming out impurity and oil content etc. separation in the aquatic, be favorable to reducing environmental pollution.
The filter 7 comprises a separator 9 and a filter element 10; the bottom of the separator 9 is provided with a mounting port; the filter element 10 is movably arranged in the separator 9 through a mounting opening; in this embodiment, the separator 9 is made of a conventional commercially available product, and any reasonable structure can be selected as required; in this embodiment, the filter element 10 is movably installed in the separator 9, which is beneficial to the removal of the filter element 10 for cleaning and maintenance after a period of use, and is beneficial to maintaining the adsorbability of the filter element 10.
The filter element 10 comprises a shell 101 and activated carbon particles 102 filled in the shell 101; the upper end of the shell 101 is provided with a first connecting part 103; a sealing cover is arranged at the lower end of the shell 101; a filter membrane 105 is arranged on the first connecting part 103; in this embodiment, the activated carbon particles 102 are filled in the housing 101, which is beneficial to adsorbing odor substances and harmful substances in water, and any one of the activated carbon particles 102 with reasonable particle size and a filling mode can be selected as required; in this embodiment, the housing 101, the first connecting portion 103 and the cover are made of conventional materials with certain mechanical strength, and any reasonable material can be selected according to the requirement; in this embodiment, the filter membrane 105 is made of a conventional filter membrane 105 and has a filter particle size; in this embodiment, the filter membrane 105 facilitates the water to enter the filter element 10 for reaction treatment.
An installation retaining ring 11 is arranged in the separator 9; the first connecting part 103 is provided with a butt-joint ring 12 corresponding to the mounting snap ring 11; the butt joint ring 12 is provided with a clamping jaw 13; the end part of the jaw 13 is provided with a chuck 14; the lower surface of the mounting retaining ring 11 is provided with a clamping hole corresponding to the clamping head 14; the chuck 14 is rotationally locked in the chuck hole; in the embodiment, the mounting snap ring 11, the butt ring 12, the clamping jaws 13 and the clamping heads 14 are all made of conventional materials with certain mechanical strength, and any reasonable material can be selected according to requirements; in the embodiment, the installation retaining ring 11 is installed on the inner wall of the separator 9 with a proper depth, and the butt joint ring 12 and the installation retaining ring 11 are locked by the rotation of the chuck 14 and the clamping hole, so that the butt joint connection of the butt joint ring 12 and the installation retaining ring 11 is realized; the quick and convenient disassembly and assembly of the filter element 10 in the separator 9 are facilitated. When needing installation filter core 10 for filter core 10 aligns the installing port and inserts separator 9 from the bottom in, inserts the card downthehole back to dop 14, rotates again to dop 14 and locks in the card downthehole, can stably realize fixing the preliminary location of filter core 10, then antiport and take out when needing to dismantle.
The outer wall of the first connecting part 103 is provided with a convex rib 15; the inner wall of the separator 9 is provided with a sliding groove 16 corresponding to the convex rib 15; the upper end of the sliding groove 16 is connected with a rotating groove; in this embodiment, the protruding rib 15 disposed on the first connecting portion 103 corresponds to the sliding groove 16 on the inner wall of the separator 9, which is beneficial to fixing the direction and angle of the filter element 10 when the filter element is pushed into the separator 9, and is beneficial to inserting the chuck 14 into the chuck hole, thereby improving the convenience and stability of assembly and disassembly; in this embodiment, the rotation groove is favorable to sliding and rotating after in place. In this embodiment, the protruding ribs 15 are made of a conventional material with a certain mechanical strength, and any reasonable material and connection mode with the outer wall of the first connection portion 103 can be selected according to the requirement.
A flange sheet 17 is arranged on the mounting opening; the lower end of the filter element 10 is provided with a sealing cover corresponding to the flange plate 17; the flange plate 17 is in butt joint with the sealing cover; in this embodiment, the flange plate 17 and the sealing cover are both made of conventional materials with certain mechanical strength, and any reasonable material can be selected according to requirements; in this embodiment, the sealing cover and the flange plate 17 can be connected by a conventional bolt and nut connection manner as required; in this embodiment, after the filter element 10 is initially positioned in the separator 9 through the first connection portion 103 and the mounting retaining ring 11, the operator can use his hand to connect the cover and the flange plate 17, which is beneficial to improving the stability and convenience of the dismounting connection.
Sealing gaskets 18 are oppositely arranged on the flange sheet 17 and the sealing cover; in this embodiment, the sealing washer 18 is made of a conventional commercially available product, and any reasonable structure, material and installation mode can be selected according to the needs; in this embodiment, the sealing washer 18 is made of conventional rubber. In this embodiment, the sealing gaskets 18 are oppositely arranged on the flange sheet 17 and the sealing cover, so that the sealing performance and stability of the connection between the flange sheet 17 and the sealing cover are facilitated, and the structural stability of the filter 7 is facilitated to be improved.
The side wall of the shell 101 is provided with an elastic cleaning barb 106; in the embodiment, the elastic barbs are made of conventional materials with certain mechanical strength and elastic deformation force, and any reasonable material can be selected according to needs; in this embodiment, set up elasticity clearance barb 106 on the lateral wall of filter core 10 casing 101, when casing 101 reciprocates the installation in separator 9, be favorable to clearing up the pollutant of inner wall through elasticity clearance barb 106, be favorable to improving clear convenience. In this embodiment, when the filter cartridge 10 of the housing 101 is installed upward, the elastic cleaning barbs 106 on the outer wall of the housing 101 are inclined downward for easy installation; when the cartridge 10 is removed, the flexible cleaning barbs 106 on the outer wall of the housing 101 are angled downward to facilitate cleaning of the inner wall.
At least two filters 7 are arranged on the water outlet; in this embodiment, at least two filters 7 are disposed on the drain opening, which is beneficial to improving the filtering effect.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. A double-expansion-machine air separation device comprises an air compressor (1), a rectifying tower (2), a nitrogen collecting tank (3) and an oxygen collecting tank (4); the method is characterized in that: one side of the air compressor (1) is connected with a first air inlet of the rectifying tower (2) through a pipeline; a first expansion machine (5) and a second expansion machine (6) are distributed at the bottom of the air compressor (1) through an air inlet valve; the bottoms of the first expansion machine (5) and the second expansion machine (6) are connected with a second air inlet of the rectifying tower (2) through exhaust valves; a water outlet is formed in the bottom of the air compressor (1); a filter (7) is arranged on the water outlet; the water outlet end of the filter (7) is connected with a ball valve (8).
2. The dual expander air separation plant of claim 1, wherein: the filter (7) comprises a separator (9) and a filter element (10); the bottom of the separator (9) is provided with a mounting port; the filter element (10) is movably arranged in the separator (9) through a mounting opening.
3. The dual expander air separation plant of claim 2, wherein: the filter element (10) comprises a shell (101) and activated carbon particles (102) filled in the shell (101); the upper end of the shell (101) is provided with a first connecting part (103); the lower end of the shell (101) is provided with a sealing cover; a filter membrane (105) is arranged on the first connecting part (103).
4. The dual expander air separation plant of claim 3, wherein: an installation retaining ring (11) is arranged in the separator (9); the first connecting part (103) is provided with a butt-joint ring (12) corresponding to the mounting snap ring (11); a clamping jaw (13) is arranged on the butt joint ring (12); the end part of the jaw (13) is provided with a chuck (14); the lower surface of the mounting retaining ring (11) is provided with a clamping hole corresponding to the clamping head (14); the clamping head (14) is rotationally locked in the clamping hole.
5. The dual expander air separation plant of claim 4, wherein: the outer wall of the first connecting part (103) is provided with a convex rib (15); the inner wall of the separator (9) is provided with a sliding groove (16) corresponding to the convex rib (15); the upper end of the sliding groove (16) is connected with a rotating groove.
6. The dual expander air separation plant of claim 5, wherein: a flange sheet (17) is arranged on the mounting opening; the lower end of the filter element (10) is provided with a sealing cover corresponding to the flange sheet (17); the flange plate (17) is in butt joint with the sealing cover.
7. The dual expander air separation plant of claim 6, wherein: and sealing gaskets (18) are oppositely arranged on the flange sheet (17) and the sealing cover.
8. The dual expander air separation plant of claim 3, wherein: and the side wall of the shell (101) is provided with an elastic cleaning barb 106.
9. The dual expander air separation plant of claim 1, wherein: at least two filters (7) are arranged on the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862932.2U CN214950135U (en) | 2021-04-25 | 2021-04-25 | Double-expansion machine air separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862932.2U CN214950135U (en) | 2021-04-25 | 2021-04-25 | Double-expansion machine air separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214950135U true CN214950135U (en) | 2021-11-30 |
Family
ID=79066341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120862932.2U Active CN214950135U (en) | 2021-04-25 | 2021-04-25 | Double-expansion machine air separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214950135U (en) |
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2021
- 2021-04-25 CN CN202120862932.2U patent/CN214950135U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450000, No. 57 Zhonghuan East Road, Yulian Industrial Agglomeration Zone, Gongyi City, Zhengzhou City, Henan Province Patentee after: Gongyi ruidafu Gas Co.,Ltd. Country or region after: China Address before: 450000 Bai He Cun, Beishankou Town, Gongyi City, Zhengzhou City, Henan Province Patentee before: Gongyi ruidafu Gas Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |