CN205205105U - Extraction of essential oil device - Google Patents

Abstract

The utility model discloses an essential oil extraction device, which comprises a steam generator, a material tank, a condensation pipe and an oil-water collector, one end of the material tank is provided with an air inlet, the steam generator is connected to the air inlet, and the The other end of the material tank is provided with an air outlet, one end of the condensation pipe is connected to the air outlet, the other end of the condensation pipe is connected to the oil-water collector, and several layers of screen trays are arranged in the material tank. An inclined drainage pipe is arranged below the oil-water collector, and an air pressure outlet is arranged above the oil-water collector. Spread the essential oil material on the screen tray and put it into the material tank, start the steam generator, the steam passes through the material tank, and the essential oil evaporates from the essential oil material, the essential oil and steam are cooled into oil water through the condenser tube, and then enter the oil water collector middle.

Description

A device for extracting essential oil

technical field

The utility model relates to the technical field of essential oil extraction, in particular to an essential oil extraction device.

Background technique

Essential oils are volatile aromatic substances extracted from the flowers, leaves, stems, roots or fruits of plants through steam distillation, extrusion, cold soaking or solvent extraction. Essential oils can be composed of 50-500 different molecules. Essential oils for endocrine, metabolism, urinary system, sexually transmitted diseases, immune system, gynecological diseases, musculoskeletal diseases, skin diseases, physical symptoms and diseases, nervous system and mental diseases, eye, ear, nose, oral cavity, dental diseases, respiratory system Diseases of the human body, diseases of the blood circulation system, and diseases of the digestive system are all curative. Steam distillation is a commonly used method for extracting essential oils. Its principle is: put the material to be extracted into a distillation container, soak it in water, and heat it to boiling. , the essential oil is separated from water to obtain the essential oil. The current distillation method is relatively backward, and the operation steps are complicated. A large number of processes require manual operation, and the separation is inconvenient.

Chinese patent publication number CN104212639A discloses a kind of agarwood essential oil distillation extracting device, comprises distillation pot, oil-water separator and condenser, also includes agitator, when carrying out distillation, can use agitator to stir the material in the distillation kettle, Therefore, the material is heated evenly, thereby improving the distillation effect. The device optimizes the heating uniformity of the agarwood in the distillation pot during the distillation process. Manual stirring is required during heating, and there is still the problem of inconvenient operation.

Chinese Patent Publication No. CN104271720A discloses an essential oil extraction device, which includes: a container configured to accommodate essential oil-containing materials; an essential oil extraction receiver contained in the container; and an outlet positioned relative to the container to receive essential oil-containing vapor emanating from the essential oil-containing material; and at least one microwave reflecting structure associated with at least one of the container, the receiver, and the condenser. The device may have sufficiently small overall dimensions to allow the device to fit inside a standard size kitchen microwave. The use of microwave ovens in the field of essential oil extraction effectively solves the problem of oil-water separation in the prior art, but the use of microwave ovens also increases the cost of essential oil separation virtually.

Utility model content

In view of this, the utility model provides an essential oil extraction device, which adopts different technical solutions to solve the technical problem that the essential oil and water cannot be separated automatically in the prior art.

The technical means adopted in the utility model are as follows: an essential oil extraction device, including a steam generator, a material tank, a condensation pipe and an oil-water collector, one end of the material tank is provided with an air inlet, and the steam generator is connected to the inlet Air outlet, the other end of the material tank is provided with an air outlet, one end of the condensation pipe is connected to the air outlet, the other end of the condensation pipe is connected to the oil-water collector, and several layers of screens are arranged in the material tank A net tray, an inclined drainage pipe is arranged below the oil-water collector, and an air pressure outlet is arranged above the oil-water collector.

Preferably, the height of the opening of the drain pipe is lower than the height of the opening at the upper end of the oil-water collector.

Preferably, the inclination angle of the drainage pipe is 10°-60°.

Preferably, the opening of the drainage pipe is sharp.

Preferably, an on-off valve is provided at the bottom of the oil-water collector.

Preferably, several layers of said screen trays are distributed in parallel.

The extraction method adopting the utility model to extract essential oil comprises the following steps:

1) Place the essential oil material into the material tank;

2) Start the steam generator, and the steam passes through the material tank to evaporate the essential oil from the essential oil material;

3) The essential oil and steam are cooled into oil and water through the condenser tube, and enter the oil and water collector.

Preferably, a drainpipe is provided below the oil-water collector, and the drainpipe discharges water out of the oil-water collector, and the remaining essential oil is in the oil-water collector.

Preferably, the essential oil materials are placed on several layers of mesh trays respectively.

Using the essential oil extraction device provided by the utility model, spread the essential oil material on the screen tray and place it in the material tank, start the steam generator, and the steam will pass through the material tank, so that the essential oil evaporates from the essential oil material, and the essential oil The oil and steam are cooled into oil and water through the condenser, and enter the oil and water collector. During the whole extraction process, no stirring is required, the extraction time is shortened, the extraction rate is increased, the operation is simple, and the automatic separation of oil and water can be easily realized.

Description of drawings

Fig. 1 is a schematic structural view of an essential oil extraction device of the present invention.

detailed description

The principles and features of the utility model are described below, and the examples given are only used to explain the utility model, and are not used to limit the scope of the utility model.

Example 1

As shown in Figure 1, a kind of essential oil extracting device 1 comprises steam generator 2, material tank 3, condensation pipe 4 and oil-water collector 5, and described material tank 3 one end is provided with air inlet 31, and described steam generator 2 is connected to the air inlet 31, the other end of the material tank 3 is provided with an air outlet 32, one end of the condensation pipe 4 is connected to the air outlet 32, and the other end of the condensation pipe 4 is connected to the oil-water collector 5. There are several layers of screen trays 33 inside the material tank 3, the screen trays 33 can be taken out from the material tank 3, several layers of the screen trays 33 are distributed in parallel, and an inclined drain is provided under the oil-water collector 5. Pipe 52, the inclination angle α (included angle with horizontal plane) of drainpipe 52 is 20 °, and described oil-water collector 5 top is provided with air pressure outlet 53, and the number of layers of setting screen tray 33 can be decided by specific situation, and this implementation In the example, it is set to four layers, which basically meets the needs of the existing essential oil extraction.

With reference to Fig. 1, take proposing agarwood essential oil in agarwood as an example, adopting a kind of essential oil extracting device 1 to extract agarwood essential oil method comprises the following steps:

1) Place the agarwood in the material tank 3. Here, the agarwood is respectively placed on several layers of screen trays 33, so that the steam is evenly heated when passing through the screen trays 33. Compared with the stirring in the prior art to make the heating even, no manual operation is required, as long as the agarwood is evenly placed on several layers of trays 33 respectively.

2) Start the steam generator 2, the steam enters the material tank 3 through the air inlet 31, the flow rate of the steam is controlled at about 20m/s, and the agarwood essential oil evaporates from the agarwood under the action of the high-temperature steam for a long time.

3) Agarwood essential oil and steam enter the condensation pipe 4 through the air outlet 32 to be cooled into oily water, and then enter the oily water collector 5 . According to the characteristics of agarwood essential oil, in the oil-water collector 5, the agarwood essential oil floats on the upper layer, and the water is located in the lower layer. A drain pipe 52 is arranged below the oil-water collector 5, and the drain pipe 52 discharges the water from the oil-water collector 5, and the remaining agarwood essential oil is in the oil-water collector. In the collector 5, the setting of the drain pipe 52, when the oil-water level reaches the height of the outlet of the drain pipe 52, the water will be discharged automatically, eliminating the operation steps of manual drainage, and realizing the automatic separation of oil and water. The top of the oil-water collector 5 is provided with an air pressure outlet 53. When the pressure in the material tank 3 is too high, it can be exhausted through the pressure outlet 53 to maintain pressure balance and prevent the problem of explosion due to excessive pressure. The extraction time of the whole process is Control it at about 6h.

Example 2

As shown in Figure 1, a kind of essential oil extracting device 1 comprises steam generator 2, material tank 3, condensation pipe 4 and oil-water collector 5, and described material tank 3 one end is provided with air inlet 31, and described steam generator 2 is connected to the air inlet 31, the other end of the material tank 3 is provided with an air outlet 32, one end of the condensation pipe 4 is connected to the air outlet 32, and the other end of the condensation pipe 4 is connected to the oil-water collector 5. The material tank 3 is provided with several layers of screen trays 33, the screen trays 33 can be taken out from the material tank 3, and the screen trays 33 of several layers are distributed in parallel. Here, the bottom of the oil-water collector 5 is provided with On-off valve 51, when oil-water is full of oil-water collector 5, open on-off valve 51, the water of lower layer is discharged oil-water collector 5 and gets final product. The number of layers of the screen tray 33 is set to be determined by the specific circumstances. In the present embodiment, it is set as three layers, and the oil-water collector 5 below is provided with an inclined drain pipe 52, and the inclination angle α of the drain pipe 52 (the angle with the horizontal plane) 30° to ensure smooth drainage. When the oil-water level is higher than the height of the opening of the drain pipe 52, the water will be discharged automatically. Of course, the height of the highest point of the drain pipe 52 must be lower than the height of the highest liquid level of the oil-water collector 5 . The top of the oil-water collector 5 is provided with an air pressure outlet 53, and when the pressure in the material tank 3 is too high, it can be exhausted through the pressure outlet 53 to maintain pressure balance and prevent the problem of explosion due to excessive pressure.

With reference to Fig. 1, take proposing agarwood essential oil in agarwood as an example, the method that adopts a kind of essential oil extraction device to extract essential oil comprises the following steps:

1) Place the agarwood in the material tank 3. Here, the agarwood is respectively placed on several layers of screen trays 33, so that the steam is evenly heated when passing through the screen trays 33. Compared with the stirring in the prior art to make the heating even, no manual operation is required, as long as the agarwood is placed on several layers of trays 33 respectively.

2) Start the steam generator 2, the steam enters the material tank 3 through the air inlet 31, and the flow rate of the steam is controlled at about 25m/s, and the agarwood essential oil evaporates from the agarwood under the action of the high-temperature steam for a long time.

3) Agarwood essential oil and steam enter the condensation pipe 4 through the air outlet 32 to be cooled into oily water, and then enter the oily water collector 5 . According to the characteristics of agarwood essential oil, in the oil-water collector 5, the agarwood essential oil floats on the upper layer, and the water is located in the lower layer. Here, the bottom of the oil-water collector 5 is provided with an on-off valve 51. When the oil-water collector 5 is full, the on-off valve 51 is opened. , the water in the lower floor is discharged from the oil-water collector 5 to get final product. There is also a drainpipe 52 below the oil-water collector 5, and the drainpipe 52 discharges the water from the oil-water collector 5, and the remaining agarwood essential oil is in the oil-water collector 5. With the arrangement of the drainpipe 52, the height of the oil-water level to the outlet of the drainpipe 52 When the water is discharged automatically, the operation steps of manual drainage are omitted. When the distillation is completed or the position of the agarwood essential oil is lowered to the lower drain pipe 52, the on-off valve 51 is opened, and a small amount of water flows out first, and the rest is floating on the agarwood essential oil. The agarwood essential oil with low water content is directly collected, which simplifies the oil-water separation steps in the prior art, improves the extraction and separation efficiency of the agarwood essential oil, and the extraction time of the whole process is controlled at about 8 hours.

Example 3

As shown in Figure 1, a kind of essential oil extracting device 1 comprises steam generator 2, material tank 3, condensation pipe 4 and oil-water collector 5, and described material tank 3 one end is provided with air inlet 31, and described steam generator 2 is connected to the air inlet 31, the other end of the material tank 3 is provided with an air outlet 32, one end of the condensation pipe 4 is connected to the air outlet 32, and the other end of the condensation pipe 4 is connected to the oil-water collector 5. The material tank 3 is provided with several layers of screen trays 33, the screen trays 33 can be taken out from the material tank 3, and the screen trays 33 of several layers are distributed in parallel. Here, the bottom of the oil-water collector 5 is provided with On-off valve 51, when oil-water is full of oil-water collector 5, open on-off valve 51, the water of lower layer is discharged oil-water collector 5 and gets final product. The number of layers of the screen tray 33 is set to be determined by the specific circumstances, and in the present embodiment, it is set as four layers, and the oil-water collector 5 below is provided with an inclined drain pipe 52, and the inclination angle α of the drain pipe 52 (the angle with the horizontal plane) 45°, the opening of the drain pipe 52 is sharp to ensure smooth drainage. When the oil-water level is higher than the height of the opening of the drain pipe 52, the water will be discharged automatically. Of course, the height of the highest point of the drain pipe 52 needs to be It is lower than the height of the highest liquid level of the oil-water collector 5. The top of the oil-water collector 5 is provided with an air pressure outlet 53, and when the pressure in the material tank 3 is too high, it can be exhausted through the pressure outlet 53 to maintain pressure balance and prevent the problem of explosion due to excessive pressure.

With reference to Fig. 1, take proposing agarwood essential oil in agarwood as an example, the method that adopts a kind of essential oil extraction device to extract essential oil comprises the following steps:

1) Place the agarwood in the material tank 3. Here, the agarwood is respectively placed on several layers of screen trays 33, so that the steam is evenly heated when passing through the screen trays 33. Compared with the stirring in the prior art to make the heating even, no manual operation is required, as long as the agarwood is placed on several layers of trays 33 respectively.

2) Start the steam generator 2, the steam enters the material tank 3 through the air inlet 31, the flow rate of the steam is controlled at about 28m/s, and the agarwood essential oil evaporates from the agarwood under the action of the high-temperature steam for a long time.

3) Agarwood essential oil and steam enter the condensation pipe 4 through the air outlet 32 to be cooled into oily water, and then enter the oily water collector 5 . According to the characteristics of agarwood essential oil, in the oil-water collector 5, the agarwood essential oil floats on the upper layer, and the water is located in the lower layer. Here, the bottom of the oil-water collector 5 is provided with an on-off valve 51. When the oil-water collector 5 is full, the on-off valve 51 is opened. , the water in the lower floor is discharged from the oil-water collector 5 to get final product. There is also a drainpipe 52 below the oil-water collector 5, and the drainpipe 52 discharges the water from the oil-water collector 5, and the remaining agarwood essential oil is in the oil-water collector 5. With the arrangement of the drainpipe 52, the height of the oil-water level to the outlet of the drainpipe 52 When the water is discharged automatically, the operation steps of manual drainage are omitted. When the distillation is completed or the position of the agarwood essential oil is lowered to the lower drain pipe 52, the on-off valve 51 is opened, and a small amount of water flows out first, and the rest is floating on the agarwood essential oil. The agarwood essential oil with low water content is directly collected, which simplifies the oil-water separation steps in the prior art, improves the extraction and separation efficiency of the agarwood essential oil, and the extraction time of the whole process is controlled at about 10 hours.

Example 4

As shown in Figure 1, a kind of essential oil extracting device 1 comprises steam generator 2, material tank 3, condensation pipe 4 and oil-water collector 5, and described material tank 3 one end is provided with air inlet 31, and described steam generator 2 is connected to the air inlet 31, the other end of the material tank 3 is provided with an air outlet 32, one end of the condensation pipe 4 is connected to the air outlet 32, and the other end of the condensation pipe 4 is connected to the oil-water collector 5. The material tank 3 is provided with several layers of screen trays 33, the screen trays 33 can be taken out from the material tank 3, and the screen trays 33 of several layers are distributed in parallel, and the number of layers of the screen trays 33 can be set by specific Depending on the situation, it is set to five layers in this embodiment. The bottom of the oil-water collector 5 is provided with an on-off valve 51. When the oil-water is full of the oil-water collector 5, the on-off valve 51 is opened to discharge the water in the lower layer from the oil-water collector 5. An inclined drainage pipe 52 is arranged below the oil-water collector 5, and the inclination angle α (the angle with the horizontal plane) of the drainage pipe 52 is 55° to ensure smooth drainage. , the water is automatically discharged, of course, the height of the highest point of the drain pipe 52 needs to be lower than the height of the highest liquid level of the oil-water collector 5 . The top of the oil-water collector 5 is provided with an air pressure outlet 53, and when the pressure in the material tank 3 is too high, it can be exhausted through the pressure outlet 53 to maintain pressure balance and prevent the problem of explosion due to excessive pressure.

With reference to Fig. 1, take proposing agarwood essential oil in agarwood as an example, the method that adopts a kind of essential oil extraction device to extract essential oil comprises the following steps:

1) Place the agarwood in the material tank 3. Here, the agarwood is respectively placed on several layers of screen trays 33, so that the steam is evenly heated when passing through the screen trays 33. Compared with the stirring in the prior art to make the heating even, no manual operation is required, as long as the agarwood is placed on several layers of trays 33 respectively.

2) Start the steam generator 2, the steam enters the material tank 3 through the air inlet 31, and the flow rate of the steam is controlled at about 30m/s, and the agarwood essential oil evaporates from the agarwood under the action of the high-temperature steam for a long time.

3) Agarwood essential oil and steam enter the condensation pipe 4 through the air outlet 32 to be cooled into oily water, and then enter the oily water collector 5 . According to the characteristics of agarwood essential oil, in the oil-water collector 5, the agarwood essential oil floats on the upper layer, and the water is located in the lower layer. Here, the bottom of the oil-water collector 5 is provided with an on-off valve 51. When the oil-water collector 5 is full, the on-off valve 51 is opened. , the water in the lower floor is discharged from the oil-water collector 5 to get final product. There is also a drainpipe 52 below the oil-water collector 5, and the drainpipe 52 discharges the water from the oil-water collector 5, and the remaining agarwood essential oil is in the oil-water collector 5. With the arrangement of the drainpipe 52, the height of the oil-water level to the outlet of the drainpipe 52 When the water is discharged automatically, the operation steps of manual drainage are omitted. When the distillation is completed or the position of the agarwood essential oil is lowered to the lower drain pipe 52, the on-off valve 51 is opened, and a small amount of water flows out first, and the rest is floating on the agarwood essential oil. The agarwood essential oil with low water content is directly collected, which simplifies the oil-water separation steps in the prior art, improves the extraction and separation efficiency of the agarwood essential oil, and the extraction time of the whole process is controlled at about 12 hours.

Comparative example 1

With reference to Chinese Patent Publication No. CN104212639A, a device for distilling and extracting agarwood essential oil is disclosed to extract agarwood essential oil.

Comparative example 2

Agarwood essential oil is extracted with reference to a kind of essential oil extraction device disclosed in Chinese Patent Publication No. CN104271720A.

In order to verify the beneficial effects of the present utility model, the extraction rate and sesquiterpene content of the agarwood essential oil in Embodiment 1 to embodiment 4 of the present utility model and comparative example 1 and comparative example 2 were measured respectively, as shown in the following table:

To sum up, adopt a kind of essential oil extracting device 1 provided by the utility model, extraction rate is relevant with steam flow rate and extraction time, increase flow rate, extraction rate improves; Prolong extraction time, extraction rate is higher; During the whole extraction process , without stirring, the extraction time is shortened, the extraction rate is increased, the operation is simple, and the automatic separation of oil and water can be easily realized. When applied to the extraction of agarwood essential oil, the extraction rate and sesquiterpene content of the extracted agarwood essential oil are significantly improved.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. within the spirit and principles of the present utility model shall include Within the protection scope of the utility model.

Claims (6)

1. an essential oil extracting device, it is characterized in that, comprise steam generator, material pot, prolong and oil and water trap, described material pot one end is provided with inlet mouth, described steam generator connects described inlet mouth, the described material pot the other end is provided with air outlet, one end of described prolong connects described air outlet, the other end of described prolong connects described oil and water trap, some layers of screen cloth pallet are provided with in described material pot, be provided with the water shoot of inclination below described oil and water trap, above described oil and water trap, be provided with air pressure outlet.

2. a kind of essential oil extracting device as claimed in claim 1, is characterized in that, the height of the opening of described water shoot is lower than the height of oil and water trap upper end open.

3. a kind of essential oil extracting device as claimed in claim 1, is characterized in that, the angle of inclination of described water shoot is 10 ° ~ 60 °.

4. a kind of essential oil extracting device as claimed in claim 1, is characterized in that, the opening of described water shoot is tip shape.

5. a kind of essential oil extracting device as claimed in claim 1, is characterized in that, is provided with switch-valve bottom described oil and water trap.

6. a kind of essential oil extracting device as claimed in claim 1, is characterized in that, the parallel distribution of some layers described screen cloth pallet.