CN215585510U - Continuous decarboxylation device for industrial hemp extract liquor - Google Patents
Continuous decarboxylation device for industrial hemp extract liquor Download PDFInfo
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- CN215585510U CN215585510U CN202122163075.XU CN202122163075U CN215585510U CN 215585510 U CN215585510 U CN 215585510U CN 202122163075 U CN202122163075 U CN 202122163075U CN 215585510 U CN215585510 U CN 215585510U
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Abstract
The utility model discloses a continuous decarboxylation device for industrial hemp extract liquor, which is used for decarboxylating the industrial hemp extract liquor. Comprises 1 decarboxylation heat exchanger, wherein the extraction liquid from the previous working procedure without decarboxylation and part of high-temperature products decarboxylated by a decarboxylation tank respectively flow into the decarboxylation heat exchanger from a pipeline for temperature displacement; 1 decarboxylation circulating heater for heating the extraction liquid from the decarboxylation heat exchanger after temperature displacement; the decarboxylation tanks are arranged in parallel, the liquid heated by the decarboxylation circulating heater to a preset temperature is subjected to decarboxylation, and a high-temperature product after decarboxylation is sent to the decarboxylation heat exchanger to be subjected to temperature displacement with the extraction liquid without decarboxylation; 1 decarboxylation cooler for cooling the temperature-displaced extraction liquid flowing from the decarboxylation heat exchanger; 1 decarboxylation liquid storage tank for storing products which are cooled and recovered to room temperature after decarboxylation. The high temperature of the product after decarboxylation can be fully utilized for temperature replacement, the energy consumption is saved, and the energy utilization maximization is realized.
Description
Technical Field
The utility model relates to the technical field of plant extraction decarboxylation devices, in particular to a continuous decarboxylation device for industrial hemp extract.
Background
Phenolic substances such as THC (tetrahydrocannabinol) and CBD (cannabidiol) can be separated from the cannabis plant, and the CBD has high medicinal value. Epidiolex (a liquid formulation containing CBD) has been developed by uk GW corporation for the treatment of seizure epilepsy in children. In 1988, the united nations clearly stipulates that the industrial hemp with the THC content of less than 0.3 percent in the hemp flowers and leaves in the growing period can legally carry out large-scale planting and industrial development and utilization.
The prior conventional technology for extracting cannabidiol generally adopts a solvent extraction method in a common extraction tank for extraction, and has the defect that CBD-A (cannabidiolic acid) of CBD (cannabidiol) can be converted by high-temperature decarboxylation in unextracted raw materials, so that the extraction yield is low. The decarboxylation tanks of the decarboxylation device in the prior art are connected in series, so that the decarboxylation rate is low, and the whole device system cannot flexibly adjust the process flow according to the amount of raw materials; the self heat energy of the device system is not fully utilized, so that more energy needs to be consumed when the extract liquid is heated, the heat energy to be released after decarboxylation is completed cannot be effectively utilized, and the environmental friendliness of industrial production cannot be realized; the decarboxylation jar that decarboxylation device adopted only mostly has one to two stirring vanes, and stirring vane position and flabellum angle in the decarboxylation jar can not adapt to actual production situation, and the position of stirring vane is often higher than in the decarboxylation jar extraction liquid height because of what unknown of feeding in the actual operation in-process, and the flabellum angle sets up unreasonably moreover and leads to the decarboxylation incomplete.
The defects cause the problems of low efficiency, large energy consumption, low production efficiency, low product purity and the like of a decarboxylation device in the decarboxylation process.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide the continuous industrial hemp extract liquor decarboxylation device which can flexibly adjust the configuration of the device, and has high heat energy utilization rate and decarboxylation rate.
The utility model relates to a continuous decarboxylation device for industrial hemp extract, which adopts the technical scheme that: the method comprises the following steps:
1 decarboxylation heat exchanger, the extract liquid from the previous working procedure without decarboxylation and part of high temperature products decarboxylated by the decarboxylation tank flow into the decarboxylation heat exchanger from the pipeline to carry out temperature displacement;
1 decarboxylation circulating heater for heating the extraction liquid from the decarboxylation heat exchanger after temperature displacement;
the decarboxylation tanks are arranged in parallel, the liquid heated by the decarboxylation circulating heater to a preset temperature is subjected to decarboxylation, and a high-temperature product after decarboxylation is sent to the decarboxylation heat exchanger to be subjected to temperature displacement with the extraction liquid without decarboxylation;
1 decarboxylation cooler for cooling the temperature-displaced extraction liquid flowing from the decarboxylation heat exchanger;
1 decarboxylation liquid storage tank for storing products which are cooled and recovered to room temperature after decarboxylation.
In a preferred embodiment of the continuous decarboxylation device, the decarboxylation tank comprises a tank body and a driving shaft arranged in the middle of the tank body, horizontal stirrers are respectively arranged on the driving shafts on the upper layer and the middle layer of the decarboxylation tank, and a liquid return stirrer is arranged on the driving shaft on the lower layer of the decarboxylation tank.
Further, horizontal stirrers are provided vertically to each other on the drive shafts of the upper and middle layers of the decarboxylation tank.
Still further, the horizontal agitator includes the horizontal agitator installation department fixed with the drive shaft and installs the horizontal agitator flabellum at horizontal agitator installation department both ends, and the horizontal agitator flabellum is perpendicular with the last plane of horizontal agitator installation department.
Still further, the liquid returning stirrer comprises a liquid returning stirrer installation part fixed with the driving shaft and liquid returning stirrer blades installed at two ends of the horizontal stirrer installation part, and the liquid returning stirrer blades are installed with the upper plane of the liquid returning stirrer installation part at an inclination angle alpha of 30-50 degrees.
In a preferred embodiment of the continuous decarboxylation apparatus of the present invention, the apparatus further comprises 1 pump for pumping the decarboxylation tank and sending the decarboxylated product to the next step.
In a preferred embodiment of the continuous decarboxylation apparatus of the present invention, the apparatus further comprises a temperature sensor disposed on the pipeline between the decarboxylation heat exchanger and the decarboxylation circulation heater, and above the decarboxylation heat exchanger, the decarboxylation circulation heater and the decarboxylation tank.
Furthermore, a steam inlet valve for controlling the temperature is arranged outside the temperature sensors of the decarboxylation circulating heater and the decarboxylation tank.
Still further, wherein the steam admission valve is an automatic control valve or a manual valve.
In a preferred embodiment of the continuous decarboxylation apparatus of the present invention, the apparatus further comprises an industrial controller for controlling the operation of the temperature sensor and the steam admission valve.
The utility model has the beneficial effects that: the device system comprises a decarboxylation tank, a decarboxylation heat exchanger and a decarboxylation circulating heater, wherein the temperature of the extraction liquid flowing into the decarboxylation heat exchanger and coming from the previous working procedure and part of high-temperature products subjected to decarboxylation in the decarboxylation tank are subjected to temperature displacement, the high temperature of the products after decarboxylation is fully utilized to primarily heat the extraction liquid which primarily enters the decarboxylation heat exchanger, so that the energy consumption is saved, and the energy utilization maximization is realized; the decarboxylation tanks are designed to run in parallel on the configuration of the device, whether the decarboxylation tanks work simultaneously or not can be flexibly determined according to the amount of fed materials, 1 decarboxylation tank can be independently used, and a plurality of decarboxylation tanks can also run simultaneously, so that the running cost is saved, and the working efficiency is improved; three layers of stirring blades are designed in the decarboxylation tank, and the blade angles of the stirring blades are modified according to actual needs, so that the decarboxylation rate and the product purity can be improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic diagram of a continuous decarboxylation apparatus according to one embodiment of the present invention;
FIG. 2 is a schematic diagram of the decarboxylation tank configuration;
FIG. 3 is a front view of a horizontal agitator configuration;
FIG. 4 is a top view of the horizontal agitator of FIG. 3;
FIG. 5 is a side view of the horizontal agitator blade position configuration of FIG. 3;
FIG. 6 is a front view of the structure of the liquid-returning agitator;
FIG. 7 is a top view of a blade structure of a fluid returning agitator
FIG. 8 is a schematic side view of the blade position angle structure of the backflow blender of FIG. 6.
The reference numbers in the figures denote: 13-decarboxylation tank, 15-decarboxylation circulation heater, 16-decarboxylation heat exchanger, 17-decarboxylation cooler, 18-temporary storage tank, 19-decarboxylation tank extraction pump, 20-horizontal stirrer, 21-horizontal stirrer fan blade, 22-liquid return stirrer, 23-liquid return stirrer fan blade, 24-horizontal stirrer installation part and 25-liquid return stirrer installation part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the continuous decarboxylation apparatus for industrial hemp extract of the present embodiment comprises 1 decarboxylation heat exchanger 16, 1 decarboxylation circulation heater 15, 2 decarboxylation tanks 13, 1 decarboxylation cooler 17, 1 decarboxylation liquid storage tank 18, and 1 decarboxylation tank pump 19; the decarboxylation circulating heater is arranged on the pipeline between the decarboxylation heat exchanger and the decarboxylation circulating heater; a steam inlet valve for controlling temperature is arranged at the outer side of the temperature sensors of the decarboxylation circulating heater and the decarboxylation tank, and the steam inlet valve can be an automatic control valve or a manual valve; the industrial controller is used for controlling the temperature sensor and the steam inlet valve to work.
The extract liquid flowing into the decarboxylation heat exchanger is divided into two parts, one part is the extract liquid which is not decarboxylated and flows into the decarboxylation heat exchanger 16 from the previous working procedure, the other part is the high-temperature product which flows through the decarboxylation tank 13 and is decarboxylated, and the two parts of extract liquid are subjected to simple temperature replacement, so that the effects of primarily heating the extract liquid which is not decarboxylated and primarily cooling the product which is decarboxylated are improved. The simple temperature replacement not only improves the initial temperature of the extraction liquid without decarboxylation, but also effectively reduces the temperature of the high-temperature product after decarboxylation, saves time for the subsequent heating link of the extraction liquid without decarboxylation and the cooling link of the product after decarboxylation to improve the decarboxylation efficiency, and simultaneously can save energy and protect the environment.
The extract is sent to a decarboxylation circulating heater 15 through a pipeline after simple temperature displacement, meanwhile, a temperature sensor arranged on the pipeline between the decarboxylation heat exchanger and the decarboxylation circulating heater monitors the temperature of the extract coming out of the decarboxylation heat exchanger in real time, the temperature is synchronized to the temperature sensor of the decarboxylation circulating heater 15, the heating temperature starting point of the decarboxylation circulating heater 15 is set at the temperature fed back by the temperature sensor of the pipeline, and then the extract is further heated in the decarboxylation circulating heater 15.
When the temperature of the extract liquid reaches 125 ℃, the extract liquid is sent into a decarboxylation tank 13 for decarboxylation, the decarboxylation tank 13 is provided with a temperature sensor and is provided with an automatic air inlet valve and a manual air inlet valve, the extract liquid is ensured to stay for 40 minutes in the decarboxylation tank environment with the temperature of 125 ℃ and the steam pressure of 0.2MPa during decarboxylation, and the decarboxylation efficiency of the extract liquid is maximized.
The high-temperature product after partial decarboxylation is sent to a decarboxylation heat exchanger 16 through a pipeline, and is sent to a decarboxylation cooler 17 for cooling after being subjected to simple temperature displacement with the extract liquid without decarboxylation. And after the product after decarboxylation is cooled and recovered to the room temperature, the product is conveyed to a temporary storage tank 18 for temporary storage through a pipeline, and finally the product after decarboxylation is conveyed to the next working procedure through a pipeline by a decarboxylation tank extraction pump 19.
The temperature of the non-decarboxylated extract liquid flowing out of the decarboxylation heat exchanger 16, the decarboxylation circulating heater 15 heated to the set decarboxylation temperature and the decarboxylation temperature maintained at 125 ℃ in the decarboxylation tank 13 are monitored and controlled by a temperature sensor in the whole process.
Referring to fig. 2, the decarboxylation tank includes a tank body and a driving shaft disposed in the middle of the tank body, in order to ensure the decarboxylation quality and efficiency, the decarboxylation tank is designed to be an upper, middle and lower three-layer stirring structure, horizontal stirrers 20 are disposed on the driving shafts of the upper and middle layers of the decarboxylation tank, respectively, and a liquid return stirrer 22 is disposed on the driving shaft of the lower layer of the decarboxylation tank. Horizontal stirrers 20 at the uppermost layer and the middle layer in the decarboxylation tank are responsible for separating the extract, and a liquid return stirrer 22 at the lowermost layer of the decarboxylation tank is immersed in the extract at the bottom layer and stirs the extract to the positions of the upper layer and the middle layer in the tank for complete decarboxylation again.
Referring to fig. 3 to 8, the horizontal stirrer 20 at the upper layer of the decarboxylation tank and the horizontal stirrer at the middle layer of the decarboxylation tank may be vertically disposed to enhance the stirring effect. The horizontal stirrer comprises a horizontal stirrer mounting part 24 fixed with the driving shaft and horizontal stirrer blades 21 mounted at two ends of the horizontal stirrer mounting part, and the horizontal stirrer blades are vertical to the upper plane of the horizontal stirrer mounting part; the liquid returning stirrer comprises a liquid returning stirrer mounting part 25 fixed with the driving shaft and liquid returning stirrer blades 23 mounted at two ends of the horizontal stirrer mounting part, and the liquid returning stirrer blades and the upper plane of the liquid returning stirrer mounting part are mounted at an inclination angle alpha of 30-50 degrees.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A continuous decarboxylation device for industrial hemp extract is characterized by comprising:
1 decarboxylation heat exchanger (16), the extract liquid from the previous working procedure without decarboxylation and part of high temperature products after decarboxylation in the decarboxylation tank flow into the decarboxylation heat exchanger from the pipeline to carry out temperature displacement;
1 decarboxylation circulating heater (15) for heating the extract liquid from the decarboxylation heat exchanger after temperature displacement;
at least 2 decarboxylation tanks (13) which are arranged in parallel and used for decarboxylating the liquid heated to the preset temperature by the decarboxylation circulating heater, and the high-temperature product after decarboxylation is sent to the decarboxylation heat exchanger to be subjected to temperature displacement with the extraction liquid without decarboxylation;
1 decarboxylation cooler (17) for cooling the temperature-displaced extract flowing from the decarboxylation heat exchanger;
1 decarboxylation liquid storage tank (18) for storing the product which is cooled and recovered to room temperature after decarboxylation.
2. The continuous decarboxylation apparatus for industrial hemp extract according to claim 1, wherein the decarboxylation tank comprises a tank body and a driving shaft disposed at the middle part of the tank body, wherein horizontal stirrers (20) are disposed on the driving shafts at the upper layer and the middle layer of the decarboxylation tank, respectively, and a liquid return stirrer (22) is disposed on the driving shaft at the lower layer of the decarboxylation tank.
3. Continuous decarboxylation device for industrial hemp extracts according to claim 2, characterized in that horizontal stirrers (20) are arranged perpendicular to each other on the drive shafts of the upper and middle layers of the decarboxylation tank.
4. The apparatus for continuously decarboxylating industrial hemp extract according to claim 3, wherein the horizontal stirrer comprises a horizontal stirrer mounting part (24) fixed to the driving shaft and horizontal stirrer blades (21) installed at both ends of the horizontal stirrer mounting part, the horizontal stirrer blades being perpendicular to an upper plane of the horizontal stirrer mounting part.
5. The apparatus for continuously decarboxylating industrial hemp extract according to claim 4, wherein the backflow stirrer comprises a backflow stirrer mounting part (25) fixed to the driving shaft and backflow stirrer blades (23) mounted at both ends of the horizontal stirrer mounting part, and the backflow stirrer blades are mounted at an angle α of 30-50 degrees to the upper plane of the backflow stirrer mounting part.
6. The apparatus for the continuous decarboxylation of industrial hemp extract according to claim 1, further comprising 1 pump (19) for pumping decarboxylated product to the next process.
7. The continuous industrial hemp extract decarboxylation apparatus of claim 1, further comprising a temperature sensor disposed on the pipeline between the decarboxylation heat exchanger and the decarboxylation circulation heater, above the decarboxylation heat exchanger, the decarboxylation circulation heater, and the decarboxylation tank.
8. The apparatus for the continuous decarboxylation of industrial hemp extract according to claim 7, wherein a steam inlet valve for controlling temperature is provided outside the temperature sensors of the decarboxylation circulation heater and the decarboxylation tank.
9. The apparatus for the continuous decarboxylation of industrial hemp extract according to claim 8, wherein the steam admission valve is an automatic control valve or a manual valve.
10. The apparatus of claim 9, further comprising an industrial controller for controlling the operation of the temperature sensor and the steam admission valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122163075.XU CN215585510U (en) | 2021-09-08 | 2021-09-08 | Continuous decarboxylation device for industrial hemp extract liquor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122163075.XU CN215585510U (en) | 2021-09-08 | 2021-09-08 | Continuous decarboxylation device for industrial hemp extract liquor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215585510U true CN215585510U (en) | 2022-01-21 |
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| CN202122163075.XU Active CN215585510U (en) | 2021-09-08 | 2021-09-08 | Continuous decarboxylation device for industrial hemp extract liquor |
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- 2021-09-08 CN CN202122163075.XU patent/CN215585510U/en active Active
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