CN207963296U - A kind of air rectifying device - Google Patents
A kind of air rectifying device Download PDFInfo
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- CN207963296U CN207963296U CN201721881338.8U CN201721881338U CN207963296U CN 207963296 U CN207963296 U CN 207963296U CN 201721881338 U CN201721881338 U CN 201721881338U CN 207963296 U CN207963296 U CN 207963296U
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- tower reactor
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- solenoid valve
- communicating pipe
- tower
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Abstract
The utility model discloses a kind of air rectifying devices, including the first tower reactor, rectifying section, second tower reactor and stripping section, the rectifying section fixes the top for being embedded in the first tower reactor, the stripping section fixes the top for being embedded in the second tower reactor, and the top of rectifying section is fixedly connected with the bottom of the second tower reactor, fixation is inlaid with feed pipe respectively on the surface of the rectifying section, communicating pipe and return duct, and feed pipe is located at the lower section of communicating pipe, communicating pipe is located at the left side of return duct, the other end of the communicating pipe is connected with stripping section, the surface of the communicating pipe is installed with the first solenoid valve, the other end of the return duct is connected with the second tower reactor, the surface of the return duct is installed with second solenoid valve.The utility model is solved since the pressure difference in Shang Ta and lower tower is little by the way that communicating pipe, the first solenoid valve, second solenoid valve, aspiration pump and third solenoid valve is arranged, and the air of pre-separation enters that upper tower is more slow and halfway problem.
Description
Technical field
The utility model is related to air rectifying device technical field, specially a kind of air rectifying device.
Background technology
Air rectifying column is generally made of Xia Ta, upper tower and condenser/evaporator.Air obtains pre-separation in Xia Ta, in Xia Ta
Bottom obtain oxygen-enriched liquid air, from lower tower bottom extraction after, through liquid air subcooler supercooling and throttling expansion after enter upper tower in the middle part of
Make the phegma of rectifying.Nitrogen is obtained in lower top of tower, small part can be used as product pressure nitrogen and go work after main heat exchanger re-heat
Skill precalculated position or user.Most of nitrogen exchanges heat with liquid oxygen in condenser/evaporator and is condensed into liquid nitrogen.A part of liquid nitrogen at
For the phegma of lower tower, another part liquid nitrogen is drawn from lower tower, and small part can be made to supply outside product after liquid air subcooler is subcooled, greatly
Part enters upper top of tower as phegma after throttling expansion.But current air rectifying column is when in use, pre-separation
Air is when entering upper tower, since the pressure difference in Shang Ta and lower tower is little, the air of pre-separation enter upper tower more slowly and
It is not thorough.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of air rectifying device, solve due to upper tower and
Pressure difference in lower tower is little, and the air of pre-separation enters that upper tower is more slow and halfway problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of air rectifying device, including the first tower
Kettle, rectifying section, the second tower reactor and stripping section, the rectifying section fix the top for being embedded in the first tower reactor, and the stripping section is fixed
It is embedded in the top of the second tower reactor, and the top of rectifying section is fixedly connected with the bottom of the second tower reactor, the surface of the rectifying section
Fixation is inlaid with feed pipe, communicating pipe and return duct respectively, and feed pipe is located at the lower section of communicating pipe, communicating pipe is located at return duct
Left side, the other end of the communicating pipe is connected with stripping section, and the surface of the communicating pipe is installed with the first solenoid valve,
The other end of the return duct is connected with the second tower reactor, and the surface of the return duct is installed with second solenoid valve.
The surface of the stripping section is fixedly connected with fixed plate, and the upper surface of the fixed plate is fixedly connected with aspiration pump,
The surface of the stripping section is fixed and is inlaid with escape pipe, and the other end of escape pipe is fixedly connected with the air inlet of aspiration pump, institute
The surface for stating escape pipe is installed with third solenoid valve, and reboiler is fixedly connected on the inner wall of first tower reactor, described
It is fixedly connected with cooling coil on the inner wall of second tower reactor.
Preferably, the bottom of first tower reactor is fixedly connected with support leg, and the quantity of support leg is two.
Preferably, the bottom of first tower reactor is fixed and is inlaid with discharge nozzle, and the thread surface of discharge nozzle be connected with it is close
Capping.
Preferably, the discharge nozzle is located between two support legs.
Preferably, the shape of the communicating pipe and return duct is C-shaped.
The utility model provides a kind of air rectifying device, has following advantageous effect：
The utility model by the way that communicating pipe, the first solenoid valve, second solenoid valve, aspiration pump and third solenoid valve is arranged,
In use, the first solenoid valve and second solenoid valve are closed, third solenoid valve is opened, and pump work is evacuated, by the second tower reactor and stripping
The air extraction of section, air enter rectifying section from feed pipe again, and liquid phase substance, which flows down, to be entered in the first tower reactor, and the second electricity is opened
Magnet valve, since the air of the second tower reactor and stripping section is extracted, pressure difference is larger, and air quickly can enter the from communicating pipe
In two tower reactors and stripping section, cooling coil makes liquid phase substance stay in the second tower reactor, opening second solenoid valve, in the second tower reactor
Liquid phase substance flow into the first tower reactor in, reboiler work is boiled processing again to liquid phase substance so that low-boiling substance is again
Secondary evaporation is completed air rectifying, is solved since the pressure difference in Shang Ta and lower tower is little, the air of pre-separation enter upper tower compared with
For slow and halfway problem.
Description of the drawings
Fig. 1 is the utility model front elevational view；
Fig. 2 is schematic enlarged-scale view at A in the utility model Fig. 1.
In figure：1 first tower reactor, 2 rectifying sections, 3 second tower reactors, 4 stripping sections, 5 feed pipes, 6 communicating pipes, 7 return ducts, 8
One solenoid valve, 9 second solenoid valves, 10 fixed plates, 11 aspiration pumps, 12 escape pipes, 13 third solenoid valves, 14 reboilers, 15 coolings
Coil pipe, 16 support legs, 17 discharge nozzles, 18 sealing covers.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figs. 1-2, the utility model provides a kind of technical solution：A kind of air rectifying device, including the first tower reactor
1, the bottom of rectifying section 2, the second tower reactor 3 and stripping section 4, the first tower reactor 1 is fixedly connected with support leg 16, and the number of support leg 16
Amount is two, and the bottom of the first tower reactor 1, which is fixed, is inlaid with discharge nozzle 17, and the thread surface of discharge nozzle 17 is connected with sealing cover
18, discharge nozzle 17 is located between two support legs 16, after the completion of rectifying, opens sealing cover 18, you can the liquid phase substance that will be obtained
It releases, rectifying section 2 fixes the top for being embedded in the first tower reactor 1, and stripping section 4 fixes the top for being embedded in the second tower reactor 3, and rectifying
The top of section 2 is fixedly connected with the bottom of the second tower reactor 3, and fixation is inlaid with feed pipe 5, communicating pipe 6 respectively on the surface of rectifying section 2
With return duct 7, and feed pipe 5 is located at the lower section of communicating pipe 6, communicating pipe 6 is located at the left side of return duct 7, the other end of communicating pipe 6
It is connected with stripping section 4, the surface of communicating pipe 6 is installed with the first solenoid valve 8, the other end of return duct 7 and the second tower reactor 3
It is connected, the surface of return duct 7 is installed with second solenoid valve 9, and the shape of communicating pipe 6 and return duct 7 is C-shaped.
The surface of stripping section 4 is fixedly connected with fixed plate 10, and the upper surface of fixed plate 10 is fixedly connected with aspiration pump 11, carries
The surface fixation for evaporating section 4 is inlaid with escape pipe 12, and the other end of escape pipe 12 is fixedly connected with the air inlet of aspiration pump 11, is gone out
The surface of tracheae 12 is installed with third solenoid valve 13, and reboiler 14, the second tower are fixedly connected on the inner wall of the first tower reactor 1
Cooling coil 15 is fixedly connected on the inner wall of kettle 3.
When in use, the first solenoid valve 8 and second solenoid valve 9 are closed, and third solenoid valve 13 is opened, and aspiration pump 11 works,
The air of second tower reactor 3 and stripping section 4 is extracted out, air enters rectifying section 2 from feed pipe 5 again, and liquid phase substance, which flows down, to be entered
In first tower reactor 1, second solenoid valve 8 is opened, since the air of the second tower reactor 3 and stripping section 4 is extracted, pressure difference is larger, empty
Gas can quickly enter from communicating pipe 6 in the second tower reactor 3 and stripping section 4, and cooling coil 15 is so that liquid phase substance stays in second
In tower reactor 3, second solenoid valve 9 is opened, the liquid phase substance in the second tower reactor 3 flows into the first tower reactor 1, and reboiler 14 works to liquid
Phase substance is boiled processing again so that low-boiling substance evaporates again, completes air rectifying.
It can to sum up obtain, the utility model is by being arranged communicating pipe 6, the first solenoid valve 8, second solenoid valve 9,11 and of aspiration pump
Third solenoid valve 13 is solved since the pressure difference in Shang Ta and lower tower is little, and the air of pre-separation is more slow into upper tower
And halfway problem.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of air rectifying device, including the first tower reactor（1）, rectifying section（2）, the second tower reactor（3）And stripping section（4）, special
Sign is：The rectifying section（2）Fixation is embedded in the first tower reactor（1）Top, the stripping section（4）Fixation is embedded in the second tower
Kettle（3）Top, and rectifying section（2）Top and the second tower reactor（3）Bottom be fixedly connected, the rectifying section（2）Surface
Fixation is inlaid with feed pipe respectively（5）, communicating pipe（6）And return duct（7）, and feed pipe（5）Positioned at communicating pipe（6）Lower section,
Communicating pipe（6）Positioned at return duct（7）Left side, the communicating pipe（6）The other end and stripping section（4）It is connected, the connection
Pipe（6）Surface be installed with the first solenoid valve（8）, the return duct（7）The other end and the second tower reactor（3）It is connected,
The return duct（7）Surface be installed with second solenoid valve（9）；
The stripping section（4）Surface be fixedly connected with fixed plate（10）, the fixed plate（10）Upper surface be fixedly connected with
Aspiration pump（11）, the stripping section（4）Surface fix be inlaid with escape pipe（12）, and escape pipe（12）The other end and pumping
Pump（11）Air inlet be fixedly connected, the escape pipe（12）Surface be installed with third solenoid valve（13）, described first
Tower reactor（1）Inner wall on be fixedly connected with reboiler（14）, second tower reactor（3）Inner wall on be fixedly connected with cooling coil
（15）.
2. a kind of air rectifying device according to claim 1, it is characterised in that：First tower reactor（1）Bottom it is solid
Surely it is connected with support leg（16）, and support leg（16）Quantity be two.
3. a kind of air rectifying device according to claim 1, it is characterised in that：First tower reactor（1）Bottom it is solid
Surely it is inlaid with discharge nozzle（17）, and discharge nozzle（17）Thread surface be connected with sealing cover（18）.
4. a kind of air rectifying device according to claim 3, it is characterised in that：The discharge nozzle（17）Positioned at two branch
Support leg（16）Between.
5. a kind of air rectifying device according to claim 1, it is characterised in that：The communicating pipe（6）And return duct（7）
Shape be C-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881338.8U CN207963296U (en) | 2017-12-28 | 2017-12-28 | A kind of air rectifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881338.8U CN207963296U (en) | 2017-12-28 | 2017-12-28 | A kind of air rectifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207963296U true CN207963296U (en) | 2018-10-12 |
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ID=63730759
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721881338.8U Active CN207963296U (en) | 2017-12-28 | 2017-12-28 | A kind of air rectifying device |
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| CN (1) | CN207963296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986483A (en) * | 2019-12-18 | 2020-04-10 | 陈翠平 | Mechanical air separation and purification equipment |
| CN111609669A (en) * | 2020-05-22 | 2020-09-01 | 启东柯兰机电设备有限公司 | Air separation equipment for obtaining multiple air products |
-
2017
- 2017-12-28 CN CN201721881338.8U patent/CN207963296U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986483A (en) * | 2019-12-18 | 2020-04-10 | 陈翠平 | Mechanical air separation and purification equipment |
| CN111609669A (en) * | 2020-05-22 | 2020-09-01 | 启东柯兰机电设备有限公司 | Air separation equipment for obtaining multiple air products |
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