CN215691670U - Propolis draws negative pressure condensation recovery unit with alcohol - Google Patents
Propolis draws negative pressure condensation recovery unit with alcohol Download PDFInfo
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- CN215691670U CN215691670U CN202121754653.0U CN202121754653U CN215691670U CN 215691670 U CN215691670 U CN 215691670U CN 202121754653 U CN202121754653 U CN 202121754653U CN 215691670 U CN215691670 U CN 215691670U
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Abstract
The utility model relates to a propolis draws negative pressure condensation recovery unit with alcohol, it is including drawing the jar, it installs first vacuum pump to draw the jar, the upper portion intercommunication that draws the jar has alcohol steam conduit, alcohol steam conduit intercommunication has the condenser pipe, the condenser pipe sets up with the horizontal plane slope, condenser pipe minimum department intercommunication has the recovery jar, the outside parcel of condenser pipe has and is used for cooling down to the heat sink below the zero degree to self. This application has the effect of the rate of recovery that promotes alcohol.
Description
Technical Field
The application relates to the technical field of alcohol recovery, in particular to a negative pressure condensation recovery device for extracting alcohol from propolis.
Background
The industries of pharmacy, food, light industry, chemical industry and the like generally need to recover alcohol. For example, in the process of producing propolis, pharmaceutical enterprises can use a large amount of high-concentration alcohol to purify some effective components in propolis, and the high-concentration alcohol can become low-concentration alcohol in the using process. In order to save cost, the used alcohol needs to be recycled. The working principle is that the boiling point of alcohol is lower than that of other solutions, when the boiling point of alcohol is reached, the alcohol begins to volatilize in a large amount, and other components such as liquid medicine do not reach the boiling point and do not volatilize basically, so that the alcohol is separated out, and then the alcohol vapor is cooled to obtain liquid alcohol, thereby achieving the aim of recovering the alcohol.
The invention discloses an alcohol recovery device, such as Chinese invention with publication number CN102671408A, which comprises a tower kettle, a tower body and a condenser, wherein the top of the tower kettle is communicated with the bottom of the tower body, a dilute alcohol inlet is connected with one end of a flowmeter through a pipeline, the other end of the flowmeter is connected with one end of a filter, the other end of the filter is connected with the bottom of a high-level storage tank, an alcohol feed inlet is arranged at the top of the high-level storage tank, a backflow port is arranged on the side surface of the top of the tower body, a pressure gauge interface b is arranged at the top of the tower body, the top of the tower body is connected with the condenser through an alcohol steam pipeline, a cooling water outlet is arranged at the upper part of one side of the condenser, a condensate outlet is arranged at the lower part of the other side of the condenser, the condensate outlet is connected with the top of a buffer tank, a concentrated alcohol inlet and a standby port are arranged at the bottom of the buffer tank, the concentrated alcohol inlet is communicated with the top of the cooler, and a concentrated alcohol outlet is arranged at the bottom of the cooler.
When above-mentioned recovery unit retrieves alcohol, adopt the cooling water to carry out the condensation to alcohol steam pipeline, the condensation effect is limited, still has more alcohol steam not to be retrieved by the condensation, and the recovery effect of alcohol is relatively poor, remains to promote.
SUMMERY OF THE UTILITY MODEL
In order to promote the rate of recovery of alcohol, this application provides a negative pressure condensation recovery unit of alcohol for propolis extraction.
The application provides a negative pressure condensation recovery unit of alcohol for propolis extraction adopts following technical scheme:
the utility model provides a propolis draws negative pressure condensation recovery unit with alcohol, includes and draws the jar, draw the jar and install first vacuum pump, the upper portion intercommunication that draws the jar has alcohol steam conduit, alcohol steam conduit intercommunication has the condenser pipe, the condenser pipe sets up with the horizontal plane slope, condenser pipe minimum point department intercommunication has the recovery jar, the outside parcel of condenser pipe has and is used for cooling to the heat sink below the zero degree to self.
Through adopting above-mentioned technical scheme, adopt first vacuum pump will draw and take out a jar interior to take out into certain negative pressure state, thereby reduce the boiling point of alcohol, make alcohol in 45 ~ 50 ℃ of temperature range, alright evaporate alcohol steam, alcohol steam bulk temperature is lower this moment, when getting into the condenser pipe, because the condenser pipe has been reduced below the zero degree by the heat sink, thereby make alcohol steam condense into alcohol liquid rapidly, and finally flow into in the recovery jar through the condenser pipe that the slope set up, realize promoting the purpose of alcohol rate of recovery.
Preferably, the cooling device comprises a sleeve coaxially sleeved on the condensation pipe, the cooling pipe is arranged between the sleeve and the condensation pipe, the cooling pipe surrounds the condensation pipe, and a cooling medium flows in the cooling pipe.
Through adopting above-mentioned technical scheme, encircle the periphery that the cooling tube that sets up can more cover the condenser pipe, can pass through longer distance in the periphery of condenser pipe simultaneously for when coolant flowed through the periphery of condenser pipe, can take away the heat in the condenser pipe by the great degree, thereby make the heat of alcohol steam in the condenser pipe take away, promote the rate of recovery of alcohol.
Preferably, the cooling medium is freon.
Through adopting above-mentioned technical scheme, compare in the coolant water as coolant, freon is as coolant, can fall to the temperature in the condenser pipe below the zero degree to effectively promote the recovery effect of alcohol.
Preferably, the sleeve is of a double-layer structure, and a heat insulation layer is arranged inside the sleeve.
Through adopting above-mentioned technical scheme, bilayer structure's sleeve pipe and heat preservation's setting can reduce the influence of external environment's temperature to the inside condenser pipe of sleeve pipe.
Preferably, the heat insulation layer comprises any one of glass wool, rock wool and mineral wool.
By adopting the technical scheme, the glass wool, the rock wool and the mineral wool are convenient to obtain, and the heat preservation effect is better.
Preferably, a temperature gauge and a pressure gauge are installed on the sleeve and used for detecting the temperature and the pressure at the joint of the condensation pipe and the alcohol steam pipeline.
Through adopting above-mentioned technical scheme, make things convenient for the staff to detect the temperature and the pressure of condenser pipe and alcohol steam pipeline junction to be convenient for the staff to adjust the condenser pipe and draw the temperature and the pressure in the jar, thereby effectively guarantee the recovery effect of alcohol.
Preferably, the inclination angle of the condensation pipe and the horizontal plane is 15-30 degrees.
Through adopting above-mentioned technical scheme, less inclination for the liquid of alcohol flows more slowly, and great inclination makes the liquid of alcohol flow faster again easily, collects and blocks up in recovery jar and condenser pipe junction, reduces the flow of alcohol steam, and then reduces and retrieves the effect, and adopts above-mentioned inclination, can effectual reduction above-mentioned problem.
Preferably, the recovery tank is communicated with a buffer tank.
Through adopting above-mentioned technical scheme, the buffer tank can receive back the part of leaving over in the receiving tank by the alcohol steam of liquefaction to further reduce leaking of alcohol steam, promote the recovery effect of alcohol.
Preferably, the buffer tank is communicated with a second vacuum pump.
Through adopting above-mentioned technical scheme, the second vacuum pump can provide the negative pressure for the buffer tank to in will retrieving the alcohol steam suction buffer tank in the jar, and then promote the recovery effect of alcohol.
Preferably, the vacuum degree in the extraction tank is-0.08 to-0.06 MPa.
By adopting the technical scheme, the boiling point of the alcohol can be reduced under the vacuum degree, so that the alcohol solution can be evaporated at a lower temperature, and the energy consumption is reduced while the alcohol is separated from the extract.
To sum up, the application comprises the following beneficial technical effects:
1. the extraction tank is pumped into a certain negative pressure state by adopting a first vacuum pump, so that the boiling point of alcohol is reduced, alcohol steam can be evaporated out when the alcohol is in the temperature range of 45-50 ℃, the overall temperature of the alcohol steam is lower at the moment, and when the alcohol steam enters a condenser pipe, the condenser pipe is reduced to below zero by a cooling device, so that the alcohol steam is rapidly condensed into alcohol liquid, and finally the alcohol liquid flows into a recovery tank through the condenser pipe which is obliquely arranged, and the aim of improving the recovery rate of the alcohol is fulfilled;
2. compared with cooling water as a cooling medium and freon as a cooling medium, the temperature in the condensation pipe can be reduced to below zero, so that the recovery effect of alcohol is effectively improved;
3. the second vacuum pump can provide the negative pressure for the buffer tank to in will retrieving the alcohol steam suction buffer tank in the jar, thereby promote the recovery effect of alcohol.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic view showing the connection of the alcohol vapor pipe and the condensation duct of fig. 1.
Fig. 3 is a partial sectional view for showing the fitting relationship between the sleeve and the condensation duct.
In the figure, 1, an extraction tank; 11. a stirring mechanism; 12. a first vacuum pump; 13. an alcohol vapor line; 14. bending the pipe; 2. a condenser tube; 21. a branch pipe; 3. a recovery tank; 4. a buffer tank; 5. a second vacuum pump; 6. a sleeve; 61. a heat-insulating layer; 7. a cooling pipe; 8. monitoring the pipe; 81. a thermometer; 82. and a pressure gauge.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1 and 2, a negative pressure condensation recovery device for extracting alcohol for propolis disclosed in the embodiments of the present application includes an extraction tank 1 placed on the ground for extracting effective components from propolis, a stirring mechanism 11 installed in a central axis of the extraction tank 1 for stirring the inside of the extraction tank 1, and a first vacuum pump 12 installed at the top of the extraction tank 1, wherein the first vacuum pump 12 is used for vacuum-extracting the inside of the extraction tank 1, a vacuum degree inside the extraction tank 1 is-0.08 to-0.06 MPa, and in this embodiment, the vacuum degree inside the extraction tank 1 is-0.08 MPa, so that a boiling point of alcohol is reduced, alcohol vapor can be evaporated at a temperature of 45 ℃, and energy consumption is reduced.
Referring to fig. 2 and 3, the upper portion of the extraction tank 1 is communicated with an alcohol steam pipeline 13, the alcohol steam pipeline 13 is perpendicular to the horizontal plane, the upper end of the alcohol steam pipeline 13 is communicated with a condensation pipe 2 through a bent pipe 14, and a cooling device used for cooling the condensation pipe 2 to below zero is wrapped on the outer side of the condensation pipe 2. Simultaneously the intercommunication has branch pipe 21 on condenser pipe 2 global, branch pipe 21 is close to the tip setting of condenser pipe 2, branch pipe 21 sets up with condenser pipe 2's axis is perpendicular, the both ends of return bend 14 communicate each other through the ring flange with branch pipe 21 and alcohol vapor pipeline 13 respectively, thereby be convenient for arrange condenser pipe 2 into with the position of horizontal plane slope, condenser pipe 2 is 15 ~ 30 with the inclination of horizontal plane, condenser pipe 2 is 15 with horizontal plane inclination in this embodiment, thereby reduce the possibility that the alcohol liquid after the condensation produced the backward flow.
Referring to fig. 1 and 2, condenser pipe 2 minimum point department has recovery tank 3 through the tubule intercommunication, and one side intercommunication of recovery tank 3 has buffer tank 4, and one side intercommunication of buffer tank 4 has second vacuum pump 5, and second vacuum pump 5 is used for offsetting the negative pressure that first vacuum pump 12 produced to with condenser pipe 2 and the alcohol vapor suction buffer tank 4 in retrieving tank 3, and then promote the recovery effect of alcohol. In this embodiment, the temperature inside the condensation pipe 2 is reduced to-4 ℃ through the control of the cooling device, and the overall temperature of the alcohol vapor is lower at this time, so that the condensation pipe 2 is reduced to-4 ℃ by the cooling device when entering the condensation pipe 2, the alcohol vapor is rapidly condensed into alcohol liquid, and finally, the alcohol vapor flows into the recovery tank 3 through the condensation pipe 2 which is obliquely arranged, and the purpose of improving the alcohol recovery rate is achieved. And retrieve between jar 3 and the condenser pipe 2 through the tubule intercommunication, can be on the basis of guaranteeing that the beverage liquid flows into to retrieve jar 3 in, increase the time that alcohol vapor stayed in condenser pipe 2 to further promote the effect of condenser pipe 2 to alcohol vapor condensation.
Referring to fig. 2 and 3, the cooling device comprises a sleeve 6 coaxially sleeved on the condensation pipe 2, a gap is formed between the sleeve 6 and the condensation pipe 2, a cooling pipe 7 is arranged in the gap, the cooling pipe 7 surrounds the condensation pipe 2 and is arranged in a spiral shape, a cooling medium flows in the cooling pipe 7, and the cooling medium is freon. The sleeve 6 itself is of a double-layer structure, and an insulating layer 61 is filled between the double-layer structure of the sleeve 6. The heat preservation 61 includes any one of glass wool, rock wool, mineral wool, selects glass wool in this embodiment, can be on the basis of guaranteeing the heat preservation performance that gives sound insulation, reduces the vibration that equipment operation produced to condenser pipe 2's influence. When the condenser is used, when Freon flows through the periphery of the condenser pipe 2, the temperature in the condenser pipe 2 can be reduced to-4 ℃, and heat in the condenser pipe 2 can be taken away to a greater extent, so that heat of alcohol steam in the condenser pipe 2 is taken away, and the recovery rate of alcohol is improved; the insulating layer 61 can reduce the influence of the temperature of the external environment on the condenser tube 2 inside the casing 6, thereby further reducing the energy consumption.
Referring to fig. 2 and 3, in order to facilitate monitoring of the temperature and pressure inside the condensation pipe 2, the end of the sleeve 6 located at the branch pipe 21 is communicated with the monitoring pipe 8 through the flange, the monitoring pipe 8 is communicated with the condensation pipe 2, and the temperature gauge 81 and the pressure gauge 82 are installed on the detection pipe, and the temperature gauge 81 and the pressure gauge 82 are used for detecting the temperature and pressure at the connection position of the condensation pipe 2 and the alcohol vapor pipeline 13. And the end part of the monitoring pipe 8 departing from the sleeve 6 is communicated with a compression pump (not shown in the figure) which is used for providing power and cooling for the Freon flow in the cooling pipe 7, so that the recovery of the alcohol vapor can be normally carried out.
The implementation principle of the negative pressure condensation recovery device of propolis extraction alcohol of the embodiment of this application is: adopt first vacuum pump 12 will draw and become certain negative pressure state in jar 1, thereby reduce the boiling point of alcohol, make alcohol in 45 ~ 50 ℃ of temperature range, alright evaporate alcohol steam, alcohol steam bulk temperature is lower this moment, alcohol steam's temperature bulk temperature is lower this moment, when getting into in condenser pipe 2 under the extraction of second vacuum pump 5, because condenser pipe 2 has been reduced to-4 by the freon in the cooling tube 7, thereby make alcohol steam condense into alcohol liquid rapidly, and finally flow in recovery jar 3 through condenser pipe 2 that the slope set up, remaining alcohol steam enters into buffer tank 4 and carries out further recovery, realize promoting the purpose of alcohol recovery rate, through verifying, the recovery rate of 95% can be realized to the recovery device that uses in this application.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a propolis draws negative pressure condensation recovery unit with alcohol, includes and draws jar (1), its characterized in that: draw jar (1) and install first vacuum pump (12), the upper portion intercommunication that draws jar (1) has alcohol steam conduit (13), alcohol steam conduit (13) intercommunication has condenser pipe (2), condenser pipe (2) set up with the horizontal plane slope, condenser pipe (2) minimum department intercommunication has recovery tank (3), the outside parcel of condenser pipe (2) has and is used for cooling to the heat sink below the zero degree to self.
2. The negative pressure condensation recovery device of propolis extraction alcohol according to claim 1, characterized in that: the cooling device comprises a sleeve (6) which is coaxially sleeved on the condensation pipe (2), a cooling pipe (7) is arranged between the sleeve (6) and the condensation pipe (2), the cooling pipe (7) is arranged around the condensation pipe (2), and a cooling medium flows in the cooling pipe (7).
3. The negative pressure condensation and recovery device of propolis extraction alcohol according to claim 2, characterized in that: the cooling medium is freon.
4. The negative pressure condensation and recovery device of propolis extraction alcohol according to claim 2, characterized in that: the sleeve (6) is of a double-layer structure, and a heat insulation layer (61) is arranged inside the sleeve (6).
5. The negative pressure condensation and recovery device of propolis extraction alcohol according to claim 4, characterized in that: the heat insulation layer (61) comprises any one of glass wool, rock wool and mineral wool.
6. The negative pressure condensation and recovery device of propolis extraction alcohol according to claim 2, characterized in that: install thermometer (81) and manometer (82) on sleeve pipe (6), thermometer (81) and manometer (82) are used for detecting the temperature and the pressure of condenser pipe (2) and alcohol steam pipeline (13) junction.
7. The negative pressure condensation recovery device of propolis extraction alcohol according to claim 1, characterized in that: the inclination angle of the condensation pipe (2) and the horizontal plane is 15-30 degrees.
8. The negative pressure condensation recovery device of propolis extraction alcohol according to claim 1, characterized in that: the recovery tank (3) is communicated with a buffer tank (4).
9. The negative pressure condensation recovery device of propolis extraction alcohol according to claim 8, characterized in that: the buffer tank (4) is communicated with a second vacuum pump (5).
10. The negative pressure condensation recovery device of propolis extraction alcohol according to claim 1, characterized in that: the vacuum degree in the extraction tank (1) is-0.08 to-0.06 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121754653.0U CN215691670U (en) | 2021-07-29 | 2021-07-29 | Propolis draws negative pressure condensation recovery unit with alcohol |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121754653.0U CN215691670U (en) | 2021-07-29 | 2021-07-29 | Propolis draws negative pressure condensation recovery unit with alcohol |
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| CN215691670U true CN215691670U (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114874871A (en) * | 2022-06-06 | 2022-08-09 | 长顺丹索亚刺梨庄园有限公司 | Negative pressure condenser and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114874871A (en) * | 2022-06-06 | 2022-08-09 | 长顺丹索亚刺梨庄园有限公司 | Negative pressure condenser and control method |
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