A separation apparatus for a biomass extract

By using integrated biomass extract separation equipment and utilizing the waste heat of the heating chamber for distillation, the problem of insufficient heat source utilization is solved, production costs are reduced and production efficiency is improved.

CN115161057BActive Publication Date: 2025-11-21刘阳
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Patent Information

Application Number
CN202210939365.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-08-05
Publication Date
2025-11-21
Estimated Expiration
2042-08-05

AI Technical Summary

Technical Problem

In existing technologies, the heat source is not fully utilized during the production of wood vinegar, resulting in significant heat loss and increased production costs.

Method used

A separation device for biomass extract is adopted. By adding a timing mechanism, a heating layer and a heating box to the device, the dry distillation and distillation processes are integrated. The residual heat of the heating box is used for distillation, reducing heat loss.

Benefits of technology

It improves production efficiency and reduces production costs. By using a desiccant to adsorb water vapor, it increases the efficiency and speed of the next distillation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present application relates to the technical field of biomass extraction, in particular to a biomass extraction liquid separation device, which comprises a supporting leg, the upper end surface of the supporting leg is fixedly installed with a heating layer, the upper end surface left side of the heating layer is fixedly installed with a dry distillation box, the upper end surface right side of the heating layer is fixedly installed with a distillation box at the right side position of the dry distillation box, the right end surface upper side of the distillation box is fixedly installed with a collection box, the dry distillation box is provided with a timing mechanism, the timing mechanism comprises a spring one, a movable block one, a spring two, a movable block two, and a groove one is formed in the upper end interior of the dry distillation box. Compared with the traditional process of separating the preparation of crude wood vinegar and refined wood vinegar, the device can improve the production efficiency, maximize the use of heat source, reduce the heat loss, reduce the production cost, spray the drying agent in the dry distillation box, reduce the humidity after the dry distillation box works, and improve the next dry distillation efficiency.
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Description

Technical Field

[0001] This invention relates to the field of biomass extraction technology, and in particular to a separation device for biomass extract. Background Technology

[0002] According to the International Energy Agency (IEA), biomass refers to all organisms formed through photosynthesis, including all plants, animals, and microorganisms. Biomass energy is the form of solar energy stored in biomass as chemical energy. It has always been one of the most important energy sources for human survival, ranking as the fourth largest energy source after coal, oil, and natural gas, and occupying an important position in the entire energy system.

[0003] Wood vinegar is a type of biomass extract. It is an acidic liquid with a pH of around 3, primarily composed of acetic acid. Its composition and color are very similar to vinegar (originally a whiskey-colored or a transparent, light yellow liquid after the removal of wood tar), but both are refined using different methods. Simply put, it is obtained by naturally cooling and liquefying the fumes produced during the process of burning wood into charcoal. Therefore, wood vinegar is made by carbonizing wood, converting its energy into gas, and then naturally cooling it into a concentrated liquid.

[0004] In practice, the production of wood vinegar typically involves first dry distilling biomass such as wood, then extracting the steam-gas mixture produced by dry distillation and condensing it to obtain crude wood vinegar. This crude wood vinegar is then further refined to obtain a higher concentration of wood vinegar. In existing technologies, the refining of wood vinegar usually involves distilling the crude wood vinegar. However, the crude wood vinegar and the refined wood vinegar are usually produced separately. The heat sources for dry distilling biomass and distilling crude wood vinegar are not the same, resulting in low heat utilization, significant heat loss, and increased production costs.

[0005] In view of this, the present invention proposes a separation device for biomass extract to solve the above-mentioned technical problems. Summary of the Invention

[0006] The purpose of this invention is to provide a separation device for biomass extracts to solve the problems mentioned in the background art.

[0007] To achieve the above objectives, the present invention provides the following technical solution: a separation device for biomass extract, comprising a support leg, wherein a heating layer is fixedly installed on the upper end surface of the support leg;

[0008] A dry distillation tank is fixedly installed on the left side of the upper end face of the heating layer;

[0009] A distillation tank is fixedly installed on the right side of the upper end face of the heating layer, located on the right side of the distillation tank.

[0010] A collection box is fixedly installed on the upper side of the right end face of the distillation tank;

[0011] The distillation tank is equipped with a timing mechanism.

[0012] Preferably, the timing mechanism includes spring one, movable block one, spring two, and movable block two;

[0013] The upper end of the distillation tank has a groove.

[0014] A spring is fixedly installed on the right side of the inside of the groove, and a movable block is fixedly connected to the left side of the spring.

[0015] The right end of the distillation tank has a second slot located below the first slot.

[0016] A spring is fixedly installed at the upper end of the groove two, and a movable block two is fixedly connected to the lower end of the spring two.

[0017] The lower end of the second movable block is hemispherical, and the second groove is connected to the heating layer;

[0018] A heating chamber is installed inside the heating layer.

[0019] Preferably, a magnet is fixedly installed inside the movable block;

[0020] A magnet is fixedly installed on the upper side of the interior of the movable block 2;

[0021] The magnets 1 and 2 are magnetically attracted.

[0022] Preferably, the heating layer is tilted at an angle of 15° to the horizontal plane;

[0023] A box plate is movably installed on the left end face of the heating layer;

[0024] A second box plate is movably installed on the right end face of the heating layer;

[0025] A condenser tube is provided on the upper side of the dry distillation tank. One end of the condenser tube is connected to the interior of the dry distillation tank, and the other end is connected to the interior of the distillation tank.

[0026] A second condenser is provided on the upper side of the distillation tank. One end of the second condenser is connected to the interior of the distillation tank, and the other end is connected to the interior of the collection tank.

[0027] Preferably, a one-way valve is fixedly installed on the upper end of the inner surface of the dry distillation tank below the first tank, and the first tank is connected to the inside of the dry distillation tank through the one-way valve.

[0028] A one-way valve is fixedly installed at the connection between the condenser tube and the distillation tank.

[0029] Preferably, a T-shaped limiting block is fixedly connected to the lower end face of the heating box;

[0030] The lower end of the inner surface of the heating layer is provided with a limiting groove that matches the limiting block;

[0031] The outer surface of the limiting block is embedded with several balls, and the limiting block is slidably connected in the limiting groove by the balls.

[0032] Preferably, a sealing gasket is fixedly installed inside the first groove, and the first movable block is movably connected to the sealing gasket.

[0033] Preferably, a third groove is provided on the lower right end face of the distillation tank, and an air bag is fixedly installed on the upper end of the third groove. The third groove is connected to both the distillation tank and the second groove.

[0034] A pressing block is fixedly connected to the outer surface of the movable block two near the groove three;

[0035] The airbag is filled with a desiccant.

[0036] Preferably, a T-shaped cover plate is movably installed on the upper end face of the distillation tank above the first tank.

[0037] Preferably, an activated carbon filter layer is movably installed inside the collection box.

[0038] Compared with the prior art, the beneficial effects of the present invention are:

[0039] 1. By adding components such as a timing mechanism, heating layer, and heating box to the equipment, the heating box can be used to dry distill biomass such as wood in the dry distillation tank first. Then, after the timing mechanism is triggered, the heating box moves to the bottom of the distillation tank, and the residual heat of the heating box can continue to be used to distill the crude wood vinegar in the distillation tank. Compared with the traditional process of separately producing crude wood vinegar and refined wood vinegar, this method can improve production efficiency, maximize the utilization of heat source, reduce heat loss, and lower production costs.

[0040] 2. By adding components such as a timing mechanism, air bladder, and extrusion block to the equipment, when the biomass such as wood in the dry distillation tank is basically finished, the timing mechanism is triggered, which can drive the extrusion block to extrude the air bladder. The desiccant filled in the air bladder will be sprayed into the dry distillation tank. The desiccant can absorb the water vapor generated by the dry distillation, providing a drier environment for the next dry distillation, improving the speed and efficiency of the next dry distillation, and improving production efficiency. Attached Figure Description

[0041] To more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0042] Figure 1 This is an overall view of the present invention;

[0043] Figure 2 This is a cross-sectional view of the present invention;

[0044] Figure 3 This is a partial cross-sectional view of the heating layer of the present invention;

[0045] Figure 4 For the present invention Figure 2 A magnified view of a section at point A in the middle;

[0046] Figure 5 For the present invention Figure 2 A magnified view of a section at point B in the middle.

[0047] Explanation of reference numerals in the attached figures:

[0048] 1. Heating layer; 2. Dry distillation tank; 3. Distillation tank; 4. Collection tank; 5. Heating tank; 6. Timing mechanism; 7. One-way valve I; 8. Cover plate; 9. Airbag; 11. Support foot; 12. Condenser I; 13. Condenser II; 14. Activated carbon filter layer; 15. Box plate I; 16. Box plate II; 21. Slot I; 22. Slot II; 23. Sealing gasket; 24. Slot III; 51. Limiting block; 52. Ball bearing; 53. Limiting slot; 61. Spring I; 62. Movable block I; 63. Spring II; 64. Movable block II; 121. One-way valve II; 621. Magnet I; 641. Magnet II; 642. Squeezing block. Detailed Implementation

[0049] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0050] The embodiments of the present invention solve the technical problem in the prior art that the production of refined wood vinegar requires a process of first dry distillation and then distillation, which leads to insufficient utilization of the heat source and large heat loss. At the same time, the distillation process can be carried out immediately after the dry distillation process, which improves production efficiency. Furthermore, the present invention also solves the technical problem that the dry distillation tank is filled with water vapor after the dry distillation process, which affects the efficiency of the next dry distillation.

[0051] The technical solution in this embodiment of the invention is to solve the above-mentioned technical problems. The overall idea is as follows: The heating layer is placed at an angle of 25° to the horizontal plane. At the beginning, the heating box performs dry distillation on the wood and other biomass in the dry distillation box under the obstruction of the second movable block. When the dry distillation is basically completed, some of the gas produced by the dry distillation will enter the first tank. Due to the increase in internal gas pressure, the first movable block in the first tank is squeezed and moves to the right, triggering the timing mechanism to operate. The second movable block moves upward and no longer obstructs the heating box. The heating box slides to the right under the action of gravity and comes to the bottom of the distillation box. Then, the crude wood vinegar obtained by dry distillation is distilled. Since the boiling point of tar is high, distillation can obtain a wood vinegar with a high concentration, making full use of the heat of the heating box, reducing heat loss, and reducing production costs.

[0052] Please see Figures 1 to 5 The present invention provides a technical solution:

[0053] A separation device for biomass extract includes a support leg 11, wherein a heating layer 1 is fixedly installed on the upper end face of the support leg 11;

[0054] A dry distillation tank 2 is fixedly installed on the left side of the upper end face of the heating layer 1;

[0055] A distillation tank 3 is fixedly installed on the right side of the upper end face of the heating layer 1, located on the right side of the distillation tank 2.

[0056] A collection box 4 is fixedly installed on the upper side of the right end face of the distillation tank 3;

[0057] The distillation tank 2 is equipped with a timing mechanism 6.

[0058] During operation, the support foot 11 is placed on a horizontal plane. A rotating door is provided on the rear end of the dry distillation tank 2. The rotating door is opened, and biomass such as wood is added to the dry distillation tank 2 to prepare wood vinegar. A heat source (coal heating) is added to the heating layer 1 to dry distill the biomass in the dry distillation tank 2. When the dry distillation is basically finished, some of the gas produced by the dry distillation will trigger the timing mechanism 6 to operate, so that the heat source moves to the bottom of the distillation tank 3. The flue gas mixture produced by the dry distillation is condensed and enters the distillation tank 3 to form crude wood vinegar. Then the heat source continues to distill the crude wood vinegar in the distillation tank 3, and finally refined wood vinegar is obtained in the collection tank 4.

[0059] As one embodiment of the present invention, such as Figure 1 , Figure 2 and Figure 3 As shown, the timing mechanism 6 includes a first spring 61, a first movable block 62, a second spring 63, and a second movable block 64; a groove 21 is formed inside the upper end of the distillation tank 2; a first spring 61 is fixedly installed on the right side inside the groove 21, and a first movable block 62 is fixedly connected to the left side of the first spring 61; a second groove 22 is formed inside the right end of the distillation tank 2 below the first groove 21; a second spring 63 is fixedly installed on the upper end of the second groove 22, and a second movable block 64 is fixedly connected to the lower end of the second spring 63; the lower end of the second movable block 64 is hemispherical, and the second groove 22 communicates with the heating layer 1; a heating box 5 is provided inside the heating layer 1, and a magnet 621 is fixedly installed inside the first movable block 62; a magnet 641 is fixedly installed on the upper side inside the second movable block 64; the magnet 621. Magnet 641 magnetic adsorption; the tilt angle of the heating layer 1 to the horizontal plane is 25°; a box plate 15 is movably installed on the left end face of the heating layer 1; a box plate 26 is movably installed on the right end face of the heating layer 1; a condenser tube 12 is provided on the upper side of the dry distillation tank 2, one end of the condenser tube 12 is connected to the interior of the dry distillation tank 2, and the other end is connected to the interior of the distillation tank 3; a condenser tube 23 is provided on the upper side of the distillation tank 3, one end of the condenser tube 23 is connected to the interior of the distillation tank 3, and the other end is connected to the interior of the collection tank 4; a one-way valve 7 is fixedly installed on the upper part of the inner surface of the dry distillation tank 2 below the tank 21, and the tank 21 is connected to the interior of the dry distillation tank 2 through the one-way valve 7; a one-way valve 2121 is fixedly installed at the connection between the condenser tube 12 and the distillation tank 3.

[0060] During operation, based on the above embodiment, biomass such as wood is placed in the dry distillation tank 2. The movable panel 15 installed on the left side of the heating layer 1 is opened, and the heating box 5 (with a cavity in the heating layer 1) is placed in the heating layer 1. A heat source (burning coal) is placed in the heating box 5. At this time, due to the obstruction of the lower end of the movable block 64, the heating box 5 cannot slide to the right. The heating box 5 is located below the dry distillation tank 2, continuously dry distilling the biomass such as wood in the dry distillation tank 2. After dry distillation, the biomass will decompose and produce a mixture of gaseous vapors and flue gas. Most of the mixture will enter the condenser tube 12, and after condensation by the condenser tube 12, it forms a liquid (crude wood vinegar) which flows into the distillation tank 3. The main components of crude wood vinegar are a mixture of tar and wood vinegar. Additionally, some gas produced during the dry distillation enters tank 21 through one-way valve 7. Due to the influx of gas into tank 21, which cannot escape, the gas pressure increases, causing movable block 62 to move to the right. Movable block 62's movement to the right deforms spring 61. When the biomass in the dry distillation tank 2 has essentially finished dry distilling, magnet 621 in movable block 62 moves to above movable block 64. Since magnet 641 is fixedly connected to the upper end of movable block 64, magnet 621 and magnet 641 are magnetically attracted. In tank 22, magnet 641, under magnetic attraction, drives movable block 64 upwards, compressing spring 61. Spring 2 (63) deforms, and movable block 2 (64) moves upward a certain distance. Since the lower end of movable block 2 (64) is hemispherical, and because heating layer 1 is tilted at 25° to the horizontal plane, the heating chamber 5 inside heating layer 1, which is already inclined to the lower right under gravity, will further compress the hemispherical lower end of movable block 2 (64), causing it to move upward. As movable block 2 (64) moves further upward, the heating chamber 5 is no longer obstructed by it and moves to the right along the direction of heating layer 1. The heating chamber 5 now arrives below the distillation tank 3. At this point, the residual heat of the heating chamber 5 can continue to be used to distill the crude wood vinegar in the distillation tank 3. Because the tar in the crude wood vinegar is not easily volatile and acetic acid has a low boiling point, acetic acid... Substances with low boiling points and high volatility, such as phenols, will continue to vaporize. Meanwhile, since a one-way valve 121 is fixedly installed at the connection between the condenser tube 12 and the distillation tank 3, the distilled gas can only enter the condenser tube 13. After being condensed by the condenser tube 13, it enters the collection tank 4 to obtain a high-purity wood vinegar. The remaining tar mixture in the distillation tank 3 is reserved for other uses. It should be noted that the opening of the one-way valve 7 is small, and the gas flows into the tank 21 relatively slowly. The weight of the movable block 62 can be selected according to the actual situation. It is entirely possible to ensure that the gas pressure in the tank 21 is sufficient to drive the movable block 62 after the biomass has almost completed its dry distillation in the dry distillation tank 2. There is no need to worry about incomplete dry distillation.

[0061] As one embodiment of the present invention, such as Figure 2and Figure 3 As shown, a T-shaped limiting block 51 is fixedly connected to the lower end face of the heating box 5; a limiting groove 53 matching the limiting block 51 is opened at the lower end of the inner surface of the heating layer 1; a number of balls 52 are embedded in the outer surface of the limiting block 51, and the limiting block 51 is slidably connected in the limiting groove 53 by the balls 52.

[0062] During operation, based on the above embodiment, a T-shaped limiting block 51 is fixedly connected to the lower end of the heating box 5, and a limiting groove 53 matching the limiting block 51 is opened at the lower end of the inner surface of the heating layer 1. The cooperation between the limiting block 51 and the limiting groove 53 plays a guiding role, and several balls 52 are embedded in the outer surface of the limiting block 51. The limiting block 51 slides in the limiting groove 53 through the balls 52, which reduces friction and extends the service life of the equipment.

[0063] As one embodiment of the present invention, such as Figure 4 As shown, a sealing gasket 23 is fixedly installed inside the groove 21, and the movable block 62 is movably connected to the sealing gasket 23.

[0064] During operation, based on the above embodiment, the sealing gasket 23 is fixedly installed inside the groove 21 and is movably connected with the movable block 62 to play a sealing role, preventing the mixed gas entering the groove 21 from moving towards the spring 61, preventing corrosion of the spring 61, and preventing the spring 61 from being damaged and unable to deform normally.

[0065] As one embodiment of the present invention, such as Figure 5 As shown, a groove 24 is provided on the lower right side of the distillation tank 2. An air bag 9 is fixedly installed on the upper end of the groove 24. The groove 24 is connected to both the distillation tank 2 and the groove 22. A compression block 642 is fixedly connected to the outer surface of the movable block 64 near the groove 24. The air bag 9 is filled with desiccant.

[0066] During operation, based on the above embodiment, when the dry distillation process is completed and the timing mechanism 6 is triggered, the heating box 5 slides to the right, and the second extrusion block 64 moves upward a further distance. During the upward movement of the second extrusion block 64, it will drive the extrusion block 642 to move upward. During the upward movement of the extrusion block 642, it will extrude the air bag 9. The air bag 9 is filled with desiccant. When the air bag 9 is extruded, the desiccant inside it will be sprayed into the dry distillation box 2. Since the dry distillation process is completed, the dry distillation box 2 will be filled with water vapor. The desiccant can reduce the humidity in the dry distillation box 2 and improve the speed and efficiency of the next dry distillation.

[0067] As one embodiment of the present invention, such as Figure 4 As shown, a T-shaped cover plate 8 is movably installed on the upper end face of the distillation tank 2 above the tank 21.

[0068] During operation, based on the above embodiment, after the wood vinegar is extracted, the cover plate 8 is opened to release the gas inside the first tank 21, restore the air pressure in the first tank 21, and the movable block 62 is no longer squeezed and reset by the air pressure, which drives the spring 61 to reset. The magnet 621 inside the movable block 62 is no longer magnetically attracted to the magnet 641 inside the movable block 64, and the movable block 64 also moves downward. At the same time, the first tank 21 is cleaned regularly to prevent some liquefied gas from corroding its interior. After cleaning, the cover plate 8 is closed, ready for the next operation.

[0069] As one embodiment of the present invention, such as Figure 2 As shown, an activated carbon filter layer 14 is movably installed inside the collection box 4.

[0070] During operation, based on the above embodiments, after the crude wood vinegar in the distillation tank 3 is distilled and liquefied to form refined wood vinegar, it enters the collection tank 4. The refined wood vinegar falls to the bottom of the collection tank 4 through the activated carbon filter layer 14. The activated carbon filter layer 14 can adsorb residual tar and other particulate matter, thereby improving the concentration and quality of the final wood vinegar. At the same time, the activated carbon filter layer 14 is replaced regularly to ensure the filtration effect.

[0071] Working principle: During operation, biomass such as wood is placed in the dry distillation tank 2. The movable panel 15 installed on the left side of the heating layer 1 is opened, and the heating box 5 is placed in the heating layer 1. The heating box 5 contains a heat source. At this time, due to the obstruction of the lower end of the movable block 64, the heating box 5 cannot slide to the right. The heating box 5 is located below the dry distillation tank 2, continuously dry distilling the biomass such as wood in the dry distillation tank 2. After dry distillation, the biomass will decompose and produce a mixture of gaseous vapors and flue gas. Most of the mixture will enter the condenser 12. After condensation by the condenser 12, a liquid (crude wood vinegar) is formed and flows into the distillation tank 3. The main components of the crude wood vinegar are tar mixture and wood vinegar. In addition, some of the dry distillation products... Gas enters tank 21 through one-way valve 7. Due to the influx of gas into tank 21, which cannot escape, the gas pressure increases, causing movable block 62 to move to the right. Movable block 62 deforms spring 61 as it moves to the right. When the biomass in the distillation tank 2 has undergone basic distillation, magnet 621 in movable block 62 moves to above movable block 64. Since magnet 641 is fixedly connected to the upper end of movable block 64, magnets 621 and 641 are magnetically attracted. In tank 22, magnet 641, attracted by the magnetic force, drives movable block 64 upward, deforming spring 63. Movable block 64, having moved upward a certain distance and with its hemispherical lower end, deforms. Because heating layer 1 is inclined at 25° to the horizontal plane, the heating box 5 inside heating layer 1 naturally tends to move to the lower right under the influence of gravity. The heating box 5 will squeeze the lower hemispherical end of the movable block 64, causing it to move further upward. During the upward movement of the movable block 64, it will drive the squeezing block 642 to move upward. During the upward movement of the squeezing block 642, it will squeeze the air bag 9. The air bag 9 is filled with desiccant. When the air bag 9 is squeezed, the desiccant inside will be sprayed into the dry distillation tank 2. Since the dry distillation tank 2 is filled with water vapor after the dry distillation process, the desiccant can reduce the humidity in the dry distillation tank 2 and improve the speed and efficiency of the next dry distillation. As the movable block 64 moves further upward, the heating box 5 is no longer obstructed by the movable block 64. Moving to the right along the direction of heating layer 1, heating box 5 now comes to the bottom of distillation tank 3. The residual heat of heating box 5 can then be used to continue distilling the crude wood vinegar in distillation tank 3. Since the tar in the crude wood vinegar is not easily volatile and acetic acid has a low boiling point, acetic acid and other volatile substances with low boiling points will continue to vaporize. Simultaneously, because a one-way valve 121 is fixedly installed at the connection between condenser 12 and distillation tank 3, the distilled gas can only enter condenser 13, and after condensation in condenser 13, it enters collection tank 4, yielding a high-purity wood vinegar. The remaining tar mixture in distillation tank 3 is reserved for other uses. (Note that the opening of one-way valve 7 is small, and the gas flows into tank 21 relatively slowly.)Furthermore, the weight of the movable block 62 can be selected based on actual conditions, ensuring that the gas pressure in tank 21 is sufficient to push the movable block 62 after the biomass has almost completed its dry distillation in distillation tank 2, eliminating concerns about incomplete dry distillation. After the crude wood vinegar in distillation tank 3 is distilled and liquefied to form refined wood vinegar, it enters collection tank 4. The refined wood vinegar passes through activated carbon filter layer 14 and falls to the bottom of collection tank 4. Activated carbon filter layer 14 adsorbs residual tar and other particulate matter, improving the concentration and quality of the final wood vinegar. Regular replacement of activated carbon filter layer 14 ensures consistent quality. After filtration and collection, open panel 16 and remove heating box 5. For the next operation, simply add heat to heating box 5. Simultaneously, open cover 8 to release the gas inside tank 21, restoring the air pressure. Movable block 62 will no longer be compressed by air pressure and will reset, causing spring 61 to return to its original position. Magnet 621 inside movable block 62 will no longer be magnetically attracted to magnet 641 inside movable block 64, and movable block 64 will move downwards. Regularly clean tank 21 to prevent corrosion from liquefied gas. After cleaning, replace cover 8, ready for the next operation. Compared to the traditional process of separately producing crude and refined wood vinegar, this method improves production efficiency, maximizes the utilization of heat sources, reduces heat loss, and lowers production costs.

[0072] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, and not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some or all of the technical features; and these modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A separation device for biomass extract, comprising support legs (11), characterized in that: A heating layer (1) is fixedly installed on the upper end face of the support leg (11); A dry distillation tank (2) is fixedly installed on the left side of the upper end face of the heating layer (1); A distillation tank (3) is fixedly installed on the right side of the upper end face of the heating layer (1) at the right side position of the dry distillation tank (2); A collection box (4) is fixedly installed on the upper side of the right end face of the distillation tank (3); The distillation tank (2) is equipped with a timing mechanism (6); The timing mechanism (6) includes spring one (61), movable block one (62), spring two (63), and movable block two (64); The upper end of the distillation tank (2) is provided with a groove (21); A spring (61) is fixedly installed on the right side inside the groove (21), and a movable block (62) is fixedly connected to the left side of the spring (61). The right end of the distillation tank (2) is provided with a second tank (22) located below the first tank (21); A spring (63) is fixedly installed at the upper end of the groove (22), and a movable block (64) is fixedly connected to the lower end of the spring (63). The lower end of the second movable block (64) is hemispherical, and the second groove (22) is connected to the heating layer (1); A heating box (5) is provided inside the heating layer (1); A magnet (621) is fixedly installed inside the movable block (62); A magnet (641) is fixedly installed on the upper inside of the movable block 2 (64); The magnet one (621) and magnet two (641) are magnetically attracted; The heating layer (1) is tilted at an angle of 25° to the horizontal plane; The right end face of the dry distillation tank (2) is provided with a three-slot (24), and an air bag (9) is fixedly installed on the upper end of the three-slot (24). The three-slot (24) is connected to the dry distillation tank (2) and the two-slot (22). An extrusion block (642) is fixedly connected to the outer surface of the movable block two (64) near the groove three (24); The airbag (9) is filled with a desiccant.

2. The separation device for biomass extract according to claim 1, characterized in that: A box plate (15) is movably installed on the left end face of the heating layer (1); A second box plate (16) is movably installed on the right end face of the heating layer (1); A condenser tube (12) is provided on the upper side of the dry distillation tank (2). One end of the condenser tube (12) is connected to the interior of the dry distillation tank (2), and the other end is connected to the interior of the distillation tank (3). A second condenser tube (13) is provided on the upper side of the distillation tank (3). One end of the second condenser tube (13) is connected to the interior of the distillation tank (3), and the other end is connected to the interior of the collection tank (4).

3. The separation device for biomass extract according to claim 2, characterized in that: A one-way valve (7) is fixedly installed on the upper end of the inner surface of the dry distillation tank (2) below the tank (21). The tank (21) is connected to the inside of the dry distillation tank (2) through the one-way valve (7). A one-way valve (121) is fixedly installed at the connection between the condenser tube (12) and the distillation tank (3).

4. The separation device for biomass extract according to claim 1, characterized in that: A T-shaped limiting block (51) is fixedly connected to the lower end face of the heating box (5); The lower end of the inner surface of the heating layer (1) is provided with a limiting groove (53) that matches the limiting block (51); The outer surface of the limiting block (51) is embedded with several balls (52), and the limiting block (51) is slidably connected in the limiting groove (53) by the balls (52).

5. The separation device for biomass extract according to claim 1, characterized in that: A sealing gasket (23) is fixedly installed inside the groove (21), and the movable block (62) is movably connected to the sealing gasket (23).

6. The separation device for biomass extract according to claim 1, characterized in that: The upper end face of the distillation tank (2) is movably fitted with a T-shaped cover plate (8) located above the tank (21).

7. The separation device for biomass extract according to claim 1, characterized in that: An activated carbon filter layer (14) is movably installed inside the collection box (4).

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