CN214273883U - Novel condensation structure behind vacuum pump - Google Patents
Novel condensation structure behind vacuum pump Download PDFInfo
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- CN214273883U CN214273883U CN202120203029.5U CN202120203029U CN214273883U CN 214273883 U CN214273883 U CN 214273883U CN 202120203029 U CN202120203029 U CN 202120203029U CN 214273883 U CN214273883 U CN 214273883U
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Abstract
The utility model discloses a novel vacuum pump post-condensation structure, including vacuum pump and main condenser, the fixed intake pipe that is provided with between the gas vent of vacuum pump and the air inlet of main condenser, the fixed outlet duct that is provided with in gas outlet of main condenser, the outlet duct deviates from the fixed tail gas condenser that is provided with of main condenser end, the last fixed condensate pipe that is provided with of tail gas condenser, the condensate pipe deviates from the fixed gas-liquid separation jar that is provided with of tail gas condenser end, the bottom an organic whole of gas-liquid separation jar is provided with the casting pipe, the last fixed tapping control valve that is provided with of casting pipe, the exit end of tapping control valve is fixed and is provided with the liquid collection tank; and an air release pipe is fixedly arranged on the side surface of the gas-liquid separation tank, and the air release pipe deviates from the gas-liquid separation tank end and is fixedly connected with an air suction port of the vacuum pump. Above-mentioned technical scheme, structural design is reasonable, simple structure, low in manufacturing cost, the cooling effect is good and the practicality is good.
Description
Technical Field
The utility model relates to a technical field, concretely relates to novel condensation structure behind vacuum pump are retrieved in material cooling.
Background
In chemical production, a vacuum negative pressure concentration system is generally adopted to separate, cool and recover liquid ethanol containing impurities. The current liquid ethanol recovery system comprises a material evaporation system, a condenser and a material recovery system. However, in practical production, the existing ethanol recovery system is complex in structure, high in manufacturing cost and poor in cooling effect, only gaseous ethanol with the content of about 75% obtained by a material evaporation system can be converted into liquid ethanol and recycled, and 25% of the gaseous ethanol is discharged into air, so that the environment is polluted, huge waste is caused, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a novel vacuum pump postcondensation structure that structural design is reasonable, simple structure, low in manufacturing cost, cooling effect are good and the practicality is good.
In order to achieve the above purpose, the utility model provides a following technical scheme: a novel vacuum pump post-condensation structure comprises a vacuum pump and a main condenser, wherein an air inlet pipe is fixedly arranged between an air outlet of the vacuum pump and an air inlet of the main condenser, an air outlet pipe is fixedly arranged at an air outlet of the main condenser, a tail gas condenser is fixedly arranged at the position, away from the main condenser, of the air outlet pipe, a condensate pipe is fixedly arranged on the tail gas condenser, a gas-liquid separation tank is fixedly arranged at the position, away from the tail gas condenser, of the condensate pipe, a liquid discharge pipe is integrally arranged at the bottom of the gas-liquid separation tank, a liquid discharge control valve is fixedly arranged on the liquid discharge pipe, and a liquid collection tank is fixedly arranged at the outlet end of the liquid discharge control valve; and an air release pipe is fixedly arranged on the side surface of the gas-liquid separation tank, and the air release pipe deviates from the gas-liquid separation tank end and is fixedly connected with an air suction port of the vacuum pump.
The utility model discloses further set up to: the main condenser is a spray condenser and is a single condenser or a multi-stage condenser formed by connecting a plurality of condensers in series.
The utility model discloses still further set up to: the lower end of the main condenser is fixedly provided with a liquid discharge pipe, and a liquid collector is fixedly arranged on the liquid discharge pipe away from the main condenser.
The utility model discloses still further set up to: the liquid discharge control valve is a manual ball valve or an electromagnetic valve.
The utility model discloses still further set up to: and a flow control valve is arranged between the liquid collector and the liquid discharge pipe, and the flow control valve is a manual ball valve or an electromagnetic valve.
The utility model discloses still further set up to: the vacuum pump is a roots vacuum pump, and the outer surface of the vacuum pump is made of stainless steel materials.
The utility model has the advantages that: compared with the prior art, the utility model has more reasonable structure, the tail gas containing the solvent is firstly separated into gas and liquid through the gas-liquid separation tank, the moisture carried in the tail gas is retained in the gas-liquid separation tank, then the solvent tail gas enters the main condenser through the vacuum pump for condensation treatment, and the solvent in the gas is liquefied and flows into the liquid collector through the liquid discharge pipe for collection and recycling; the residual tail gas containing little solvent enters a tail gas condenser for condensation treatment, and then the liquefied solvent is sent into a gas-liquid separation tank through a condensate pipe for gas-liquid separation to form a cooling circulation system; structural design is reasonable, simple structure, low in manufacturing cost, the cooling effect is good and the practicality is good, if will the utility model is used for the ethanol cooling, not only equipment investment is few, and the ethanol loss rate is little, and the ethanol rate of recovery is high, and is energy-concerving and environment-protective, and maintains the convenience, the sexual valence relative altitude.
The invention is further described with reference to the drawings and the specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, the utility model discloses a novel vacuum pump post-condensation structure, including vacuum pump 1 and main condenser 2, an intake pipe 3 is fixedly arranged between the gas vent of vacuum pump 1 and the air inlet of main condenser 2, the gas outlet of main condenser 2 is fixedly provided with outlet duct 4, outlet duct 4 is fixedly provided with tail gas condenser 5 deviating from the main condenser end, tail gas condenser 5 is fixedly provided with condensate pipe 6, condensate pipe 6 is fixedly provided with gas-liquid separation tank 7 deviating from the tail gas condenser end, the bottom of gas-liquid separation tank 7 is integrally provided with liquid discharge pipe 71, liquid discharge pipe 71 is fixedly provided with liquid discharge control valve 8, the outlet end of liquid discharge control valve 8 is fixedly provided with liquid collection tank 9; an air release pipe 10 is fixedly arranged on the side face of the gas-liquid separation tank 7, and the air release pipe 10 deviates from the gas-liquid separation tank end and is fixedly connected with an air suction port of the vacuum pump 1.
Preferably, the vacuum pump 1, the main condenser 2, the gas inlet pipe 3, the gas outlet pipe 4, the tail gas condenser 5, the condensate pipe 6, the gas-liquid separation tank 7, the liquid discharging pipe 71, the liquid discharging control valve 8, the liquid collecting tank 9 and the gas discharging pipe 10 are all arranged in a sealing manner at the connection positions.
For making the utility model discloses the structure sets up more rationally, as preferred, this embodiment main condenser 2 is spray condenser, and main condenser 2 is single condenser or is established ties the multistage condenser that forms by a plurality of condensers.
And a liquid discharge pipe 21 is fixedly arranged at the lower end of the main condenser 2, and a liquid collector 11 is fixedly arranged on the liquid discharge pipe 21 away from the main condenser.
The liquid discharge control valve 8 is a manual ball valve or an electromagnetic valve.
A flow control valve 12 is arranged between the liquid collector 11 and the liquid discharge pipe 21, and the flow control valve 12 is a manual ball valve or an electromagnetic valve.
The vacuum pump 1 is a roots vacuum pump, and the outer surface of the vacuum pump 1 is made of stainless steel material.
In this embodiment, the gas-liquid separation tank 7 is provided with 2 to 4 tank gas inlets or tank gas inlet pipes.
During practical application, the tail gas containing the solvent is firstly subjected to gas-liquid separation through a gas-liquid separation tank, moisture carried in the tail gas is retained in the gas-liquid separation tank, then the solvent tail gas enters a main condenser through a vacuum pump for condensation treatment, and the solvent in the gas is liquefied and flows into a liquid collector through a liquid discharge pipe to be collected and recycled; the residual tail gas containing little solvent enters a tail gas condenser for condensation treatment, and then the liquefied solvent is sent into a gas-liquid separation tank through a condensate pipe for gas-liquid separation to form a cooling circulation system; structural design is reasonable, simple structure, low in manufacturing cost, the cooling effect is good and the practicality is good, if will the utility model is used for the ethanol cooling, not only equipment investment is few, and the ethanol loss rate is little, and the ethanol rate of recovery is high, and is energy-concerving and environment-protective, and maintains the convenience, the sexual valence relative altitude.
The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.
Claims (6)
1. The utility model provides a novel condensation structure behind vacuum pump, includes vacuum pump (1) and main condenser (2), fixed intake pipe (3), its characterized in that of being provided with between the gas vent of vacuum pump (1) and the air inlet of main condenser (2): an air outlet pipe (4) is fixedly arranged at an air outlet of the main condenser (2), a tail gas condenser (5) is fixedly arranged at the air outlet pipe (4) away from the main condenser, a condensate pipe (6) is fixedly arranged on the tail gas condenser (5), a gas-liquid separation tank (7) is fixedly arranged at the pipe end of the condensate pipe (6) away from the tail gas condenser, a liquid discharge pipe (71) is integrally arranged at the bottom of the gas-liquid separation tank (7), a liquid discharge control valve (8) is fixedly arranged on the liquid discharge pipe (71), and a liquid collection tank (9) is fixedly arranged at the outlet end of the liquid discharge control valve (8); an air release pipe (10) is fixedly arranged on the side face of the gas-liquid separation tank (7), and the air release pipe (10) deviates from the gas-liquid separation tank end and is fixedly connected with an air suction port of the vacuum pump (1).
2. The novel post-condensation structure of a vacuum pump as claimed in claim 1, wherein: the main condenser (2) is a spray condenser, and the main condenser (2) is a single condenser or a multi-stage condenser formed by connecting a plurality of condensers in series.
3. The novel post-condensation structure of a vacuum pump as claimed in claim 2, wherein: the lower end of the main condenser (2) is fixedly provided with a liquid discharge pipe (21), and the liquid discharge pipe (21) is fixedly provided with a liquid collector (11) away from the main condenser.
4. A novel vacuum pump post-condensation structure according to claim 1 or 3, characterized in that: the liquid discharge control valve (8) is a manual ball valve or an electromagnetic valve.
5. A novel vacuum pump post-condensation structure as claimed in claim 3, characterized in that: a flow control valve (12) is arranged between the liquid collector (11) and the liquid discharge pipe (21), and the flow control valve (12) is a manual ball valve or an electromagnetic valve.
6. The novel post-condensation structure of a vacuum pump as claimed in claim 1, wherein: the vacuum pump (1) is a Roots vacuum pump, and the outer surface of the vacuum pump (1) is made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120203029.5U CN214273883U (en) | 2021-01-25 | 2021-01-25 | Novel condensation structure behind vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120203029.5U CN214273883U (en) | 2021-01-25 | 2021-01-25 | Novel condensation structure behind vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214273883U true CN214273883U (en) | 2021-09-24 |
Family
ID=77768835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120203029.5U Active CN214273883U (en) | 2021-01-25 | 2021-01-25 | Novel condensation structure behind vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214273883U (en) |
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2021
- 2021-01-25 CN CN202120203029.5U patent/CN214273883U/en active Active
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