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CN-121975580-A - Method and equipment for preparing essential oil from natural plant eucommia ulmoides leaves

CN121975580ACN 121975580 ACN121975580 ACN 121975580ACN-121975580-A

Abstract

The invention discloses a method for preparing essential oil from natural plant eucommia ulmoides leaves and equipment thereof, which relate to the technical field of eucommia ulmoides leaf essential oil, and can collect steam by utilizing an air outlet assembly, so that the steam is uniformly raised in a certain area, a pressing cake of Fondu secondary leaves on the area can be distilled, the air outlet assembly can be driven to move by utilizing a moving assembly of a distillation mechanism, thus changing the raised area of the steam, and other areas of the pressing cake can be uniformly distilled.

Inventors

  • ZHANG GUIFANG
  • ZHANG YANG
  • SHEN SHAOFEI
  • SONG JIANHUA
  • WANG ZHANFENG

Assignees

  • 南通市杰阳生物科技有限公司

Dates

Publication Date
20260505
Application Date
20240410

Claims (9)

  1. 1. A method for preparing essential oil from natural plant eucommia leaves is characterized in that eucommia leaves required for preparing essential oil are uniformly spread on a screen plate, a proper amount of water is added to the bottom of a working box and isolated from the pressed material cakes, then distillation is carried out, in the distillation process, a rising area of steam is controlled through a specific gas collecting hood to enable the rising area to be uniformly raised in a fixed part area, the pressed material cakes on the screen plate right above the area are distilled, then the gas collecting hood is transversely moved to change the steam rising area to distill other areas of the pressed material cakes, and therefore eucommia She Liaobing on the screen plate is divided into a plurality of areas, eucommia She Liaobing in each area is distilled by uniformly rising steam matched with each area, the eucommia leaves in each area are distilled more thoroughly, and therefore the operation of fully utilizing the pressed material cakes is achieved.
  2. 2. The method for preparing essential oil by using the natural plant eucommia ulmoides leaf essential oil preparation equipment according to claim 1, wherein the natural plant eucommia ulmoides leaf essential oil preparation equipment comprises a working box mechanism, a distillation mechanism, a condensation mechanism and a water control mechanism, wherein the distillation mechanism is arranged in the working box mechanism, the condensation mechanism is arranged on the side surface of the working box mechanism, the water control mechanism is arranged on the side surface of the condensation mechanism, the working box mechanism provides a working platform for all mechanisms, the distillation mechanism is used for distilling a material cake, the condensation mechanism is used for condensing distillate, the water control mechanism is used for controlling the water flow in the condensation mechanism, and the method is characterized in that the distillation mechanism comprises a moving assembly and an air outlet assembly arranged on the moving assembly, water can enter the air outlet assembly after being changed into steam, is sprayed out from above after being uniformly distributed through the air outlet assembly, so that the steam rises in a specific area, and meanwhile, the moving assembly can drive the air outlet assembly to move, so that the steam rising area is changed.
  3. 3. The equipment for preparing essential oil from eucommia ulmoides leaves of claim 2, wherein the working box mechanism comprises a working box (1), a box door (36) is arranged on the side face of the working box (1), a water inlet pipe (31) is arranged on the side face of the working box (1) right below the box door (36), a first electromagnetic valve (32) is arranged on the water inlet pipe (31) close to the working box (1), a drain pipe (33) is arranged on the side face of the working box (1) close to the bottom, and a second electromagnetic valve (34) is arranged on the drain pipe (33) close to the working box (1).
  4. 4. A plant eucommia ulmoides leaf essential oil preparation device according to claim 3, wherein the distillation mechanism comprises a sieve plate (35) which is arranged inside a working box (1) and is positioned between a box door (36) and a water inlet pipe (31), two screws (2) are correspondingly arranged in the working box (1) under the sieve plate (35) in a rotating mode, a motor (3) is arranged on one side of one screw (2) on the other side face of the working box (1), a driving end of the motor (3) extends into the working box (1) and is fixedly connected with the end of the corresponding screw (2), a threaded seat (4) matched with the screw is arranged on each screw (2), the other end of each screw (2) extends to the outside of the working box (1) and is provided with a synchronous wheel (5), and synchronous belts (6) are jointly arranged on the two synchronous wheels (5).
  5. 5. The equipment for preparing essential oil from natural plant eucommia ulmoides leaves according to claim 4, wherein the upper surfaces of the two screw bases (4) are jointly provided with a rectangular box (7) with an opening and made of metal, an upper port of the rectangular box (7) is in contact with the lower surface of a sieve plate (35), a shunt pipe (8) is transversely arranged in the rectangular box (7), an upward air outlet nozzle (9) is arranged at each shunt port of the shunt pipe (8), a gas collecting hood (11) is arranged in the working box (1) between the two screws (2) and the water inlet pipe (31), a connecting hose (10) is arranged on the upper surface of the gas collecting hood (11), the upper end of the connecting hose (10) extends into the rectangular box (7) to be communicated with the shunt pipe (8), and a heating device (30) is arranged in the center of the lower surface of the working box (1).
  6. 6. The equipment for preparing essential oil from natural plant eucommia ulmoides leaves according to claim 4, wherein the condensing mechanism comprises a condensing tube (12) arranged on the other side face of the working box (1) and positioned on one side of the motor (3), a through tube (13) is arranged in the condensing tube (12), a connecting tube (14) is arranged at the upper end of the working box (1), the other end of the connecting tube (14) extends into the condensing tube (12) to be communicated with the upper end of the through tube (13), an output tube (15) extending to the outside of the condensing tube (12) is arranged at the lower end of the through tube (13), a water outlet tube (37) is arranged on the side face of the condensing tube (12) close to the upper end, and a water inlet (17) is formed in the side face of the condensing tube (12) close to the lower end.
  7. 7. The device for preparing essential oil from natural plant eucommia ulmoides leaves according to claim 6, wherein the water control mechanism comprises a mounting seat (16) arranged on the side face of a condensing tube (12) and positioned on one side of a water inlet (17), a conveying groove (18) aligned with the water inlet (17) is formed in the side face of an output tube (15), a water conveying pipe (29) extending to the outside is arranged on the side wall of the conveying groove (18), a cavity (19) is formed in the mounting seat (16) and is internally provided with a limiting plate (20) in a sliding manner above the conveying groove (18), a round rod (21) extending to the outside is arranged in the center of the upper surface of the limiting plate (20), a compressed spring (22) is sleeved on the surface of the round rod (21) in the cavity (19), and a water blocking plate (23) extending into the conveying groove (18) and being matched with the conveying groove is arranged in the center of the lower surface of the limiting plate (20).
  8. 8. The equipment for preparing essential oil from natural plant eucommia ulmoides leaves according to claim 7, wherein a mounting plate (25) is mounted on the side face of the mounting seat (16), a trapezoid block (26) is slidably arranged on the side face of the mounting plate (25), a mounting rod (24) with the side face fixedly connected with the trapezoid block (26) is mounted at the end head of the round rod (21) extending to the outside, an extrusion block (28) is arranged under the trapezoid block (26), and an electromagnetic iron rod (27) extending into the working box (1) and magnetically connected with the rectangular box (7) is mounted in the center of the side face of the extrusion block (28).
  9. 9. The apparatus for preparing essential oil from natural plant eucommia ulmoides leaf according to claim 8, comprising the steps of: S1, communicating a water delivery pipe (29) with the output end of a water supply device, communicating an output pipe (15) with a distillate collecting mechanism, opening a box door (36), spreading a folium cortex eucommiae pressed cake on the upper surface of a sieve plate (35), closing the box door (36), opening a first electromagnetic valve (32), conveying water to the inside of a working box (1) through a water inlet pipe (31), and closing the first electromagnetic valve (32) until the water level reaches the same height as the water inlet pipe (31), thus completing preparation work; S2, electrifying a heating device (30), heating water in a working box (1) by the operation of the heating device, heating the water in the working box (1), changing the heated water into steam, rising, entering a connecting hose (10) through a gas collecting hood (11), entering a shunt pipe (8) through the conveying of the connecting hose (10), uniformly discharging the steam through the shunt pipes (8) by each air outlet nozzle (9), rising the steam in the rectangular box (7) through a limited area of the rectangular box (7), distilling a part of the pressed cake right above the rectangular box (7) when the rising steam contacts the pressed cake on a sieve plate (35), continuing rising after passing through the pressed cake, and entering a through pipe (13) through a connecting pipe (14); S3, after the distillation of the pressed cake in the area right above the rectangular box (7) is completed, the motor (3) operates to drive the screw rods (2) connected with the motor to rotate, the rotating screw rods (2) drive the other screw rods (2) to rotate in the same direction through the synchronous wheel (5) and the synchronous belt (6), the two screw rods (2) rotating in the same direction drive the screw thread seat (4) to move, the moving screw thread seat (4) drives the rectangular box (7) and an upper component of the rectangular box to move until the moving length of the rectangular box (7) is the same as the width of the rectangular box (7), the motor (3) is closed, at the moment, the rectangular box (7) moves to an undistilled area of the pressed cake, then each air outlet nozzle (9) continuously discharges ascending steam, the pressed cake right above the rectangular box (7) at the moment is distilled, and then the operation is repeated until all the pressed cakes are distilled; S4, the water supply device conveys condensed water into the conveying groove (18) through the water conveying pipe (29), the condensed water enters the condensing pipe (12) through the water inlet (17) and is discharged through the water outlet pipe (37), when the steam enters the through pipe (13) through the connecting pipe (14), heat exchange is carried out between the steam and the condensed water in the condensing pipe (12), the steam is changed into distillate and then is discharged and collected through the output pipe (15), and the temperature of the condensed water is increased and is discharged through the water outlet pipe (37); S5, after a rectangular box (7) moves for a period of time, the moving rectangular box (7) drives a squeezing block (28) to move towards a working box (1) through an electromagnetic rod (27), the moving squeezing block (28) releases the limit of a trapezoid block (26), then a compressed spring (22) rebounds to drive a limiting plate (20) and the trapezoid block (26) to descend, the descending limiting plate (20) drives a water baffle (23) to enter a conveying groove (18), the caliber of the conveying groove (18) is reduced, the speed of condensed water entering a condensing pipe (12) is further reduced, the speed of the condensed water entering the condensing pipe (12) is further reduced, the condensed water is subjected to heat exchange with more steam, the temperature of the discharged condensed water is increased, the requirement of a preparation method is met, when the squeezing block (28) is completely moved out of the right below the trapezoid block (26), the electromagnetic rod (27) is stopped from being electrified, the fixation with the rectangular box (7) is released, and then the rectangular box (7) moves to not drive the electromagnetic rod (27) to move; S6, after distillation is completed, stopping supplying water into the water pipe (29), driving the screw rod (2) by the motor (3) to reversely rotate to drive the rectangular box (7) to reversely move, after the rectangular box (7) is contacted with the electromagnet rod (27), electrifying the electromagnet rod (27) to fix the rectangular box (7), simultaneously driving the extrusion block (28) to reversely approach the trapezoid block (26) by the moving rectangular box (7), extruding the inclined surface of the trapezoid block (26) by the moving extrusion block (28) to enable the trapezoid block (26) to ascend, driving the limit plate (20) to ascend by the ascending trapezoid block (26) through the round rod (21), and driving the ascending limit plate (20) to compress the spring (22) to restore the ascending position of the water baffle (23); S7, opening a second electromagnetic valve (34), discharging the residual water in the working box (1) through a drain pipe (33), opening a box door (36), taking out the squeezed cake distilled from the upper surface of the sieve plate (35), and completing the operation.

Description

Method and equipment for preparing essential oil from natural plant eucommia ulmoides leaves Technical Field The invention relates to the technical field of eucommia ulmoides leaf essential oil, in particular to a method and equipment for preparing essential oil from natural plant eucommia ulmoides leaves. Background The plant essential oil is volatile aromatic substance extracted from flower, leaf, stem, root or fruit of plant by steam distillation, extrusion, cold soaking or solvent extraction. Eucommia bark has very high medicinal value, sweet taste and warm nature, has the effects of tonifying liver and kidney, strengthening tendons and bones, conditioning thoroughfare and conception, securing menstruation and preventing miscarriage, and further is usually prepared into essential oil, the pressed cake of eucommia leaf is required to be distilled in the preparation process of the eucommia leaf essential oil, in the distillation process, the pressed cake is paved on a sieve plate, water below the eucommia bark is heated to generate steam, the steam passes through the pressed cake to distill the pressed cake, but in the actual distillation process, the generated steam is difficult to uniformly distribute and rise due to wide horizontal surface area, after uneven steam distills the pressed cake, the distillation degree of each position of the pressed cake paved on the sieve plate is different, meanwhile, the steam has rising property, and is difficult to change direction, and if certain region distillation is completed and the other part is not distilled, the quality of the distilled liquid is different after the steam passes through the two regions, and the quality of the distilled liquid is further reduced, and the quality of the distilled liquid is further influenced, therefore, the technology of the natural plant leaf essential oil and equipment for preparing the eucommia bark are provided by the technology in the field. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a method for preparing essential oil from natural plant eucommia ulmoides leaves and equipment thereof, and solves the problems in the background. The method and the equipment for preparing the essential oil from the eucommia ulmoides leaves of the natural plants are realized by the following technical scheme that eucommia ulmoides leaves needed to be used for preparing the essential oil are evenly spread on a screen plate, a proper amount of water is added at the bottom of a working box and is isolated from a pressed cake, then distillation is carried out, in the distillation process, a specific gas collecting hood is used for controlling a rising area of steam to enable the steam to evenly rise in a fixed part area, the pressed cake on the screen plate is distilled, then the gas collecting hood is transversely moved to change the steam rising area to distill other areas of the pressed cake, and therefore eucommia She Liaobing on the screen plate is divided into a plurality of areas, eucommia ulmoides She Liaobing in each area is distilled by evenly rising steam matched with each area, and the distillation of the eucommia ulmoides leaves cake in each area is more thorough, so that the operation of fully utilizing the pressed cake is realized. According to the technical scheme, the method is realized by utilizing natural plant eucommia ulmoides leaf essential oil preparation equipment, the natural plant eucommia ulmoides leaf essential oil preparation equipment comprises a working box mechanism, a distillation mechanism, a condensation mechanism and a water control mechanism, wherein the distillation mechanism is arranged in the working box mechanism, the condensation mechanism is arranged on the side surface of the working box mechanism, the water control mechanism is arranged on the side surface of the condensation mechanism, the working box mechanism provides a working platform for all mechanisms, the distillation mechanism is used for distilling cakes, the condensation mechanism is used for condensing distillate, and the water control mechanism is used for controlling water flow in the condensation mechanism. As a further technical scheme of the invention, the working box mechanism comprises a working box, a box door is arranged on the side face of the working box, a water inlet pipe is arranged right below the box door on the side face of the working box, a first electromagnetic valve is arranged on the water inlet pipe close to the working box, a drain pipe is arranged on the side face of the working box close to the bottom, and a second electromagnetic valve is arranged on the drain pipe close to the working box. As a further technical scheme of the invention, the distillation mechanism comprises a sieve plate which is arranged in the working box and is positioned between the box door and the water inlet pipe, two screws are correspondingly arranged in the working box under the sieve plate in a