CN218740264U - Energy-saving volatile oil distillation device - Google Patents

Abstract

The application relates to an energy-saving volatile oil distillation device, relates to the technical field of volatile oil extraction equipment, and aims to improve the energy saving performance of the distillation device; the device comprises a distillation tank, a condenser communicated with the distillation tank, a cooler communicated with the condenser and an oil-water separator, wherein the oil-water separator is communicated with the cooler, the device further comprises an electric steam generator and a pure dew collecting tank, the upper portion of the electric steam generator is communicated with a water pipeline, a water adding valve is arranged on the water pipeline, a steam outlet pipeline is communicated with the distillation tank and is provided with a steam outlet valve, the pure dew collecting tank is communicated with the oil-water separator, the bottom of the pure dew collecting tank is connected with a pure dew water pump through a pipeline, a pure dew pipeline is connected onto the pure dew water pump, the bottom of the pure dew pipeline and the outer pipe of the condenser is communicated, and the top of the outer pipe of the condenser is communicated with the electric steam generator through a pipeline. The application has the effect of improving the energy-saving performance of the distillation device.

Description

Energy-saving volatile oil distillation device

Technical Field

The application relates to the technical field of volatile oil extraction equipment, in particular to an energy-saving volatile oil distillation device.

Background

The volatile oil is also called plant essential oil, and is a general name of all volatile aromatic substances extracted from roots, stems, leaves, branches, flowers, fruits, seeds, barks and other parts of plants. The volatile oil has high permeability and safety, and can be used as cosmetic raw material and food additive. The steam distillation method has the advantages of simple implementation equipment, easy operation and low cost, can effectively avoid the pollution of organic solvent, and is the most widely used essential oil extraction method at present.

Related Chinese patents provide a steam distillation device for improving the yield of volatile oil, which comprises an extraction tank, a condenser, a cooler and an oil-water separator. The extracting tank is communicated with one end inside the condenser through a pipeline, and the other end inside the condenser is communicated with the cooler through a pipeline. A vacuum tank is also arranged between the cooler and the oil-water separator, the middle part of the vacuum tank is provided with an oil-water mixture inlet pipe, and the bottom of the vacuum tank is provided with an oil-water mixture outlet pipe. The vacuum tank is communicated with the upper part of the oil-water separator through an oil-water mixture outlet pipe, and the bottom end of the oil-water separator is communicated with the interior of the extraction tank through a pipeline. When the device is used, materials in the extraction tank are heated, steam generated after heating is liquefied into an oil-water mixture after passing through the condenser and the cooler, the oil-water mixture inlet pipe is opened, the oil-water mixture is introduced into the vacuum tank, the mixture outlet pipe is opened, oil-water mixed water is discharged into the oil-water separator, volatile oil is collected, and water separated by the oil-water separator is discharged into the extraction tank for recycling.

In view of the above-mentioned related technologies, the inventor found that water in the outer tube of the condenser is introduced from the lower side and then discharged from the upper side, the discharged water becomes hot after exchanging heat with the internal steam, and generally does not participate in the water circulation of the device any more, but in order to improve the utilization rate of water resources, an additional cooling device is often specially arranged to cool the discharged water, and then the discharged water is put into the condenser for recycling, and the additional cooling device increases the loss of electric quantity, and reduces the energy saving performance of the distillation device.

SUMMERY OF THE UTILITY MODEL

In order to improve the energy-saving performance of the distillation device, the application provides an energy-saving volatile oil distillation device.

The application provides an energy-saving volatile oil distillation plant, adopts following technical scheme:

the energy-saving volatile oil distillation device comprises a distillation tank, a condenser communicated with the distillation tank, a cooler communicated with the condenser and an oil-water separator, wherein the oil-water separator is communicated with the cooler and comprises an electric steam generator and a hydrolat collecting tank, the upper portion of the electric steam generator is communicated with a water pipeline, a water adding valve is arranged on the water pipeline, the top of the electric steam generator is communicated with a steam outlet pipeline, the steam outlet pipeline is communicated with the distillation tank, a steam outlet valve is arranged on the steam outlet pipeline, the hydrolat collecting tank is communicated with the oil-water separator, the bottom of the hydrolat collecting tank is connected with a hydrolat pump through a pipeline, the hydrolat pump is connected with a hydrolat pipeline, the hydrolat pipeline is communicated with the bottom of an outer pipe of the condenser, and the top of the outer pipe of the condenser is communicated with the electric steam generator through a pipeline.

By adopting the technical scheme, the electric steam generator heats and gasifies tap water introduced from the water pipeline, and then the tap water is introduced into the distillation retort to distill raw materials, and steam obtained by distillation is liquefied into an oil-water mixture under the cooling action of the condenser and the cooler and flows into the oil-water separator from the bottom of the cooler to perform oil-water separation. And the separated water is pumped out by a pure dew water pump and then is pumped into the bottom of the outer pipe of the condenser to exchange heat with steam, so that the temperature is raised. The water after temperature rise enters an electric steam generator, and is heated and gasified by the electric steam generator to become steam containing a trace amount of essential oil, and the steam is supplied to a distillation retort. The water-vapor separator is different from the prior art in that water obtained by separation of an oil-water separator is directly introduced into a distillation tank, the effect of the distillation tank is divided into time division, and the original function of heating water and gasifying the water by the distillation tank is transferred into an electric steam generator; and the water cooled by the cooler is separated by the oil-water separator, then is introduced into the outer pipe of the condenser to exchange heat with the steam in the inner pipe of the condenser, and then the water discharged from the condenser is introduced into the electric steam generator again to realize the functions of heating materials and secondary distillation. This application has increased the utilization ratio of water resource, has replaced special cooling device's effect simultaneously, has saved the electric quantity to improve distillation plant's energy-conservation nature.

As preferred, still include the pure water jar, one side of pure water jar is provided with the closed cooling tower, the top of pure water jar with the closed cooling tower passes through the pipeline intercommunication, the cooler is still including being used for refrigerated cooling tube, the closed cooling tower with the pipeline intercommunication is passed through on the top of cooling tube, the bottom of pure water jar has pure water pump through the pipeline intercommunication, pure water pump pass through the pipeline with the bottom intercommunication of cooling tube.

Through adopting above-mentioned technical scheme, the water in the pure water tank lets in the bottom of cooling tube and then cools off steam, and the water after with the steam heat transfer lets in the closed cooling tower along the pipeline. And the water cooled by the closed cooling tower is introduced into the purified water tank for introducing into a cooling pipe to cool the steam. The pure water tank and the closed cooling tower are arranged, so that water in the cooling pipe can be recycled, waste of water resources is effectively reduced, and the environmental protection and energy conservation of the distillation device are improved.

Preferably, a solvent extraction tank is further arranged between the pure dew collecting tank and the oil-water separator, and the oil-water separator and the pure dew collecting tank are both communicated with the solvent extraction tank through pipelines.

Through adopting above-mentioned technical scheme, the solvent extraction jar that is equipped with water-insoluble solvent can extract the water that separates out after the redistillation, has greatly reduced the essential oil content in the aquatic, simultaneously, lets in the hydrolat collection tank through the water after the extraction, can carry out cyclic utilization. The arrangement of the solvent extraction tank reduces the oil content of the water separated after the secondary distillation and ensures the cyclic utilization rate of the water.

Preferably, a low-temperature jacket is further sleeved outside the solvent extraction tank, an ice water machine is further arranged outside the low-temperature jacket, and an ice pipeline and an ice outlet pipeline which are communicated with the ice water machine are arranged on the low-temperature jacket.

Through adopting above-mentioned technical scheme, the low temperature presss from both sides the cover and can then reduce the temperature in the solvent extraction jar through the heat transfer, and the frozen water machine can be given in the low temperature presss from both sides the cover and continuously lets in the frozen water mixture simultaneously for the low temperature presss from both sides the cover and can keep microthermal state, thereby protects the organic solvent in the solvent extraction jar, has reduced the probability of volatilizing of organic solvent in the solvent extraction jar.

Preferably, one end of the ice passing pipeline is communicated with the top of the low-temperature jacket, and one end of the ice outlet pipeline is communicated with the bottom of the low-temperature jacket.

By adopting the technical scheme, the proportion of the organic solvent is smaller than that of pure water, and the organic solvent can float at the upper end of the solvent extraction tank in the extraction process, so that the ice-water mixture prepared by the ice water machine firstly enters from the upper end of the low-temperature jacket through the ice pipeline, the upper end of the low-temperature jacket is fully cooled to keep low temperature, the organic solvent at the upper end in the solvent extraction tank is fully cooled, and the possibility of volatilization of the organic solvent in the solvent extraction tank is effectively reduced.

Preferably, a communication duct is further communicated with a top end of the cooling pipe, and the cooling pipe is communicated with the electric steam generator through the communication duct.

Through adopting above-mentioned technical scheme, when the water in the hydrolat collecting tank was not enough via the outer tube rethread electric steam generator of cooler, in the cooling tube with the water after the steam heat transfer just can let in electric steam generator, for electric steam generator moisturizing to effectively reduce the number of times of direct follow water pipe through water for electric steam generator, and then increased the utilization ratio of water resource, effectively reduced the waste of water resource.

Preferably, the upper part of the purified water tank is also communicated with a water pipeline, and a water-passing ball float valve for opening the water pipeline is arranged in the purified water tank.

Through adopting above-mentioned technical scheme, when the water yield that lets in by the cooling tube is not enough, and then lead to letting in the pure water jar in the water yield not enough for when the liquid level in the pure water jar descends, the water-passing ball-cock assembly is opened, lets in the pure water jar to the water in the water pipeline, gives the water supplement of pure water jar, has effectively increased the utilization ratio of water resource, also makes the water in the cooling tube obtain sufficient assurance simultaneously.

Preferably, a steam ball float valve for opening the communication pipeline is arranged in the electric steam generator.

Through adopting above-mentioned technical scheme, to the setting of steam ball-cock assembly for the water that lets in among the electric steam generator in the hydrolat collection tank is not enough, when can not satisfy the electric steam generator and supply water, and steam ball-cock assembly can be opened, makes the water that comes out from the cooler for the water supply of electric steam generator, can close the water valve this moment, thereby realizes effectively having reduced the waste of water resource to the cyclic utilization of water resource.

In summary, the present application includes at least one of the following beneficial technical effects:

1. to the setting of closed loop pipeline between electric steam generator, pure dew holding vessel and the condenser, the effect division of retort to water after via the cooler cooling is in oil water separator separation back, let in the outer tube of condenser again, with the steam heat transfer in the condenser inner tube, then let in electric steam generator with it again in, increased the utilization ratio of water resource, improved distillation plant's energy-conservation nature.

2. The pure water tank and the closed cooling tower are arranged, so that water in the cooling pipe can be recycled, waste of water resources is effectively reduced, and the environmental protection and energy conservation of the distillation device are improved;

3. the arrangement of the solvent extraction tank reduces the oil content of the water separated after the secondary distillation and ensures the cyclic utilization rate of the water.

4. The organic solvent at the upper end in the solvent extraction tank is fully cooled by arranging the low-temperature jacket and the ice water machine, so that the possibility of volatilization of the organic solvent in the solvent extraction tank is effectively reduced.

Drawings

FIG. 1 is a schematic view of the whole volatile oil distillation device for embodying energy saving in the embodiment of the present application.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of a portion B in fig. 1.

Fig. 4 is a partially enlarged view of a portion C in fig. 1.

Description of reference numerals: 1. a water treatment system; 11. a water pipeline; 111. a water main pipe; 112. adding water into a branch pipe; 113. filling the tank and dividing the pipe; 114. a water adding valve; 2. an electric steam generator; 21. a steam outlet pipeline; 22. a steam outlet valve; 23. a communicating pipe; 24. a steam ball float valve; 3. a distillation tank; 31. a distillation tank body; 32. a distillation pot cover; 33. a thermometer; 4. a cooling system; 41. a condenser; 42. a cooler; 421. a cooling tube; 5. an oil-water separator; 51. a first oil-water separator; 52. a second oil-water separator; 6. an extraction system; 61. a solvent extraction tank; 62. a low temperature jacket; 621. an ice pipeline is led in; 622. an ice outlet pipeline; 63. a water chiller; 7. a hydrolat collection tank; 71. a hydrosol pump; 72. a dew-removing pipeline is communicated; 8. a purified water tank; 81. a purified water pump; 82. a water-through ball float valve; 9. closed cooling tower.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an energy-saving volatile oil distillation device. Referring to fig. 1 and 2, the energy-saving volatile oil distillation apparatus includes a water treatment system 1, the water treatment system 1 is used for purifying tap water, a water pipeline 11 is further disposed on the water treatment system 1, the water pipeline 11 includes a water main 111, and a water adding pipe 112 and a tank branch pipe 113 are disposed at the other end of the water main 111. The water adding branch pipe 112 is provided with a water adding valve 114, the other end of the water adding branch pipe 112 is communicated with the electric steam generator 2, the top of the electric steam generator 2 is communicated with a steam outlet pipeline 21, a steam outlet valve 22 is installed on the steam outlet pipeline 21, one end of the steam outlet pipeline 21 is communicated with the distillation retort 3, and the distillation retort 3 is used for distilling raw materials in the distillation retort.

Referring to fig. 1 and 3, the distillation tank 3 includes a distillation tank body 31 and a distillation tank cover 32, the distillation tank cover 32 is rotatably connected and sealable to the top of the distillation tank body 31, the distillation tank cover 32 is located on one side of the top of the distillation tank body 31, and the bottom of the distillation tank body 31 is communicated with the steam outlet pipe 21. The top of the distillation tank body 31 is communicated with the cooling system 4 through a pipeline, the cooling system 4 comprises a condenser 41, the condenser 41 is communicated with the top of the distillation tank body 31, and a thermometer 33 is further arranged between the condenser 41 and the distillation tank 3 and used for detecting the temperature of steam. One end of the condenser 41 is communicated with the distillation tank body 31, the other end of the condenser 41 is communicated with the cooler 42, the cooler 42 is vertically arranged, and one side of the top of the cooler 42 is communicated with the condenser 41.

Referring to fig. 1, the bottom of the cooler 42 is connected to an oil-water separator 5 through a pipeline, and the oil-water separator 5 includes a first oil-water separator 515 and a second oil-water separator 525, so that the oil-water mixture coming out of the cooler 42 can be sufficiently separated. The bottom of the first oil-water separator 515 is connected and communicated with the top of the second oil-water separator 525, the upper part of the first oil-water separator 515 is communicated with the cooler 42, and the separated essential oil is discharged from the tops of the first oil-water separator 515 and the second oil-water separator 525.

Referring to fig. 1 and 4, the energy-saving volatile oil distillation apparatus further includes an extraction system 6, the extraction system 6 includes a solvent extraction tank 61, the solvent extraction tank 61 is connected to the middle-lower portion of the second oil-water separator 525 through a pipe, and the upper portion of the solvent extraction tank 61 is communicated with the second oil-water separator 525 to extract the solvent containing trace essential oil from the second oil-water separator 525. The essential oil extracted through the solvent extraction tank 61 is passed out from the top of the solvent extraction tank 61. The outer wall of the solvent extraction tank 61 is also sleeved with a low-temperature jacket 62, and the low-temperature jacket 62 is provided with an ice pipeline 621 and an ice outlet pipeline 622. And the ice pipeline 621 is used for communicating the low-temperature jacket 62 with the ice water machine 63, one end of the ice pipeline 621 is communicated with the top of the low-temperature jacket 62, and one end of the ice outlet pipeline 622 is communicated with the bottom of the low-temperature jacket 62. When the water chiller 63 works, the ice-water mixture is introduced to the top of the low-temperature jacket 62 through the ice passage 621, so as to cool the organic solvent in the solvent extraction tank 61, and further reduce the volatility of the organic solvent. The ice-water mixture after heat exchange with the organic solvent is introduced into the ice-water machine 63 through the ice outlet pipeline 622 to achieve circulation.

Referring to fig. 1, 4, referring to fig. 4, the middle lower part of the solvent extraction tank 61 is further communicated with a pure dew collection tank 7 through a pipeline, the bottom of the pure dew collection tank 7 is connected with a pure dew water pump 71 through a pipeline, the pure dew water pump 71 is communicated with a dew communicating pipeline 72, and the dew communicating pipeline 72 is communicated with the bottom of the outer pipe of the condenser 41. The top of the outer tube of the condenser 41 is also in communication with the electric steam generator 2 through a pipe. When the pure dew water pump 71 works, the pure dew water pump 71 conveys water in the pure dew collecting tank 7 to the outer pipe of the condenser 41 through the dew passing pipe 72, the water exchanges heat with steam in the inner pipe of the condenser 41, and the water after heat exchange is introduced into the electric steam generator 2 for secondary distillation. Through the arrangement of the hydrolat collection tank 7 and the passage pipeline 72, water resources are circulated for reuse, and a special cooling device is replaced, so that electric quantity is saved, and the energy conservation of the distillation device is improved.

Referring to fig. 1 and 2, one end of the through-tank branch pipe 113 is connected to the purified water tank 8, and the bottom of the purified water tank 8 is connected to the purified water pump 81 through a pipe. One end of the tank-through branch pipe 113, which is communicated with the purified water tank 8, is provided with a water-through ball float valve 82, and the water-through ball float valve 82 is positioned in the purified water tank 8. The cooler 42 includes a cooling pipe 421, and the cooling pipe 421 is used for performing liquefaction cooling on the steam coming out from the distillation tank 3, and preferably, the cooling pipe 421 is a spiral pipe. The purified water pump 81 is connected to the bottom end of the cooling pipe 421 through a pipe to supply cooling water to the cooling pipe 421. The top end of the cooling pipe 421 is communicated with a closed cooling tower 9 through a pipeline, and the closed cooling tower 9 is used for cooling water coming out of the cooling pipe 421. The closed cooling tower 9 is communicated with the top of the purified water tank 8 through a pipeline.

Referring to fig. 1 and 2, when the purified water pump 81 works, the purified water pump 81 pumps water in the purified water tank 8 into the cooling pipe 421 to cool steam in the cooler 42, and then the water is pumped out of the top end of the cooling pipe 421 to the closed cooling tower 9, and the water is cooled by the closed cooling tower 9 and then pumped into the purified water tank 8 for recycling. When the water level in the purified water tank 8 is too low, the water-passing ball float valve 82 is opened, and the water in the water-passing pipeline 11 is introduced into the purified water tank 8 for replenishment.

Referring to fig. 1 and 2, the top end of the cooling pipe 421 is also communicated with a communication pipe 23, and one end of the communication pipe 23 is communicated with the electric steam generator 2. The end of the communicating pipe 23 communicated with the electric steam generator 2 is provided with a steam float valve 24, and the steam float valve 24 is positioned in the electric steam generator 2. When the water in the dew collection tank 7 is insufficient, the steam float valve 24 is opened, and the water in the cooling pipe 421 is introduced into the electric steam generator 2 through the communication pipe 23 to replenish the electric steam generator 2.

The implementation principle of the embodiment of the application is as follows: when the device is used, the distillation pot cover 32 is opened firstly, the raw materials are added, after the raw materials are completely added, the water adding valve 114 is opened to fill the electric steam generator 2 with water, and then the hydrolat collecting pot 7 and the purified water pot 8 are filled with water. When the electric steam generator 2 prepares steam, the steam outlet valve 22 is opened to introduce steam into the distillation tank 3 for distillation. The condenser 41 and the cooler 42 liquefy the vapor discharged from the distillation tank 3. The liquefied oil-water mixed liquid enters an oil-water separator 5 for oil-water separation, and the separated essential oil is led out from the upper end of the oil-water separator 5. The solvent containing a small amount of essential oil enters the solvent extraction tank 61 for extraction, the essential oil at the top of the solvent extraction tank 61 is protected by the water chiller 63 and the low-temperature jacket 62, and the essential oil is discharged from the top of the solvent extraction tank 61. The water in the lower part of the solvent extraction tank 61 is introduced into the pure water collection tank through a pipeline and is reused for the condenser 41 and the electric steam generator 2. At this time, the water in the cooling pipe 421 is discharged into the closed cooling tower 9 from the upper end, and is introduced into the purified water tank 8 for reuse after being cooled.

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 (8)

1. The utility model provides an energy-saving volatile oil distillation plant, includes retort (3), with condenser (41) of retort (3) intercommunication, with cooler (42) and oil water separator (5) of condenser (41) intercommunication, oil water separator (5) with cooler (42) are linked together, its characterized in that: the device comprises an electric steam generator (2) and a pure dew collecting tank (7), wherein the upper part of the electric steam generator (2) is communicated with a water pipeline (11), a water adding valve (114) is arranged on the water pipeline (11), the top of the electric steam generator (2) is communicated with a steam outlet pipeline (21), the steam outlet pipeline (21) is communicated with a distillation tank (3), a steam outlet valve (22) is arranged on the steam outlet pipeline (21), the pure dew collecting tank (7) is communicated with an oil-water separator (5), the bottom of the pure dew collecting tank (7) is connected with a pure dew water pump (71) through a pipeline, the pure dew water pump (71) is connected with a pure dew communicating pipeline (72), the pure dew communicating pipeline (72) is communicated with the bottom of an outer pipe of a condenser (41), and the top of the outer pipe of the condenser (41) is communicated with the electric steam generator (2) through a pipeline.

2. An energy-saving volatile oil distillation device according to claim 1, wherein: still include pure water tank (8), one side of pure water tank (8) is provided with closed cooling tower (9), the top of pure water tank (8) with closed cooling tower (9) pass through the pipeline intercommunication, cooler (42) are still including being used for refrigerated cooling tube (421), closed cooling tower (9) with the pipeline intercommunication is passed through on the top of cooling tube (421), the bottom of pure water tank (8) has pure water pump (81) through the pipeline intercommunication, pure water pump (81) pass through the pipeline with the bottom intercommunication of cooling tube (421).

3. An energy-saving volatile oil distillation device according to claim 1, wherein: a solvent extraction tank (61) is further arranged between the pure dew collecting tank (7) and the oil-water separator (5), and the oil-water separator (5) and the pure dew collecting tank (7) are communicated with the solvent extraction tank (61) through pipelines.

4. An energy-saving volatile oil distillation device according to claim 3, wherein: the solvent extraction tank (61) is further sleeved with a low-temperature jacket (62), the low-temperature jacket (62) is further provided with an ice water machine (63), and an ice pipeline (621) and an ice outlet pipeline (622) which are communicated with the ice water machine (63) are arranged on the low-temperature jacket (62).

5. An energy-saving volatile oil distillation device according to claim 4, wherein: one end of the ice passing pipeline (621) is communicated with the top of the low-temperature jacket (62), and one end of the ice outlet pipeline (622) is communicated with the bottom of the low-temperature jacket (62).

6. An energy-saving volatile oil distillation device according to claim 2, wherein: the top end of the cooling pipe (421) is also communicated with a communicating pipe (23), and the cooling pipe (421) is communicated with the electric steam generator (2) through the communicating pipe (23).

7. An energy-saving volatile oil distillation device according to claim 2, wherein: the upper portion of pure water jar (8) still with water pipeline (11) intercommunication, be provided with in the pure water jar (8) and be used for opening water pipeline (11) lead to water ball-cock assembly (82).

8. An energy-saving volatile oil distillation device according to claim 6, wherein: and a steam ball float valve (24) for introducing liquid in the cooling pipe (421) is arranged in the electric steam generator (2).

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