Raw material drying device for biochar processing
By introducing a dehumidification box and air pump system into the biochar drying device, combined with the spiral stirring paddle and scraper design, the problem of water vapor accumulation affecting drying efficiency is solved, and a more efficient and uniform biochar drying process is achieved.
Patent Information
- Application Number
- CN202420503478.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-15
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-03-15
AI Technical Summary
During the heating and drying process of existing biochar drying devices, the accumulation of water vapor leads to moisture inside the tank, affecting the drying efficiency and effect.
A raw material drying device for biochar processing is designed. By installing a dehumidifier box and an air pump outside the tank, the water vapor is absorbed by desiccant, and the dry gas is circulated back into the tank through the air outlet pipe. At the same time, a spiral stirring pad and scraper are used. Stir and disperse the raw materials to ensure uniform drying.
It effectively improves drying efficiency, keeps the inside of the tank dry, ensures the full and even drying of raw materials, and prevents the raw materials from sticking to the wall.
Smart Images
Figure CN222187626U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of biochar processing, in particular to a raw material drying device for biochar processing. Background Art
[0002] Biochar is a type of charcoal that acts as a soil conditioner, helping plants grow, and can be used for agricultural purposes as well as for carbon capture and storage.
[0003] Publication number CN116255817A, publication date 20230613, discloses a drying device for preparing biochar, including a tank body; a feed port and a discharge port are respectively installed on the side wall and the bottom of the tank body; a motor; the motor is installed on the top of the tank body, and a spiral blade is installed on the output end of the motor; a feeding barrel; the feeding barrel is installed on the top of the inner cavity of the tank body, and the spiral blade is arranged inside the feeding barrel, so as to transport the biochar up and down and stir the biochar at the same time; a heating tank; the heating tank is installed in the middle of the feeding barrel, and the heating tank is used to dry the biochar transported inside the feeding barrel; a driving assembly; the driving assembly is installed on the side wall of the heating tank, and the driving assembly is used to open and close the hot gas inside the heating tank, so as to realize the function of automatic heating of the biochar.
[0004] In the prior art including the above-mentioned patent, the raw materials are heated and dried by heating the seal. When the raw materials are heated and dried inside the tank, moisture evaporates from the raw materials to form water vapor that floats on the upper part of the tank. As the water vapor accumulates, the inside of the tank becomes humid, affecting the drying efficiency and drying effect.
[0005] Therefore, a raw material drying device for biochar processing is needed to improve the above problems. Utility Model Content
[0006] The purpose of the utility model is to provide a raw material drying device for biochar processing to solve the problems raised in the above background technology.
[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0008] A raw material drying device for biochar processing comprises a tank body, a dehumidification box is fixedly installed on the outer surface of the tank body, an air pump is fixedly installed on the outer top surface of the dehumidification box, an air inlet pipe is fixedly connected to the air inlet port of the air pump, an air outlet pipe is fixedly connected to the air outlet port of the air pump, the air outlet pipe passes through the top box wall of the dehumidification box, and a connecting pipe is fixedly arranged between the dehumidification box and the tank body.
[0009] As a preferred solution of the utility model, a desiccant and an air pump are provided inside the dehumidification box, so that the water vapor at the top of the tank body is drawn into the dehumidification box through the connecting pipe via the air inlet pipe. After being dehumidified by the desiccant inside the dehumidification box, the hot dry gas is re-circulated into the tank body through the air outlet pipe, thereby keeping the tank body dry and effectively improving the drying efficiency.
[0010] As a preferred solution of the utility model, a motor is fixedly installed on the top of the tank body, and a rotating shaft is fixedly connected to the output end of the motor.
[0011] As a preferred solution of the utility model, a fixing ring is fixedly connected to the surface of the rotating shaft, a first fixing rod is fixedly connected to the outer ring wall of the fixing ring, one end of the first fixing rod is fixedly connected to a spiral stirring paddle, the sealing cover on the feed port is opened, and the raw materials are poured into the tank body through the feed port for heating and drying, and the motor is started to rotate during the drying process, the rotation of the motor further drives the rotation of the rotating shaft, the rotation of the rotating shaft further drives the fixing ring to rotate, the rotation of the fixing ring further drives the rotation of the first fixing rod, and the rotation of the first fixing rod further drives the spiral stirring paddle to rotate, and two spiral stirring paddles are provided, and the two spiral stirring paddles are coaxially staggered. When rotating, the spiral stirring paddle rotates to further stir and disperse the raw materials, and at the same time, the lower surface of the spiral stirring paddle has an oblique downward thrust on the raw materials, so that part of the raw materials move downward along the lower surface of the spiral stirring paddle, and the upper surface of the spiral stirring paddle has an oblique upward thrust on part of the raw materials at the bottom, so that the raw materials are dispersed and move in an orderly manner, so that the raw materials are fully dried, thereby drying the raw materials evenly.
[0012] As a preferred solution of the utility model, a second fixed rod is fixedly connected to the surface of the rotating shaft, and a scraper is fixedly connected to one end of the second fixed rod. The second fixed rod rotates with the rotating shaft, further driving the scraper to rotate, thereby driving the scraper to stir the raw materials and scrape off the raw materials adhered to the inner wall of the tank.
[0013] As a preferred solution of the utility model, a feed port is fixedly connected to the top of the tank body, a discharge port is fixedly connected to the bottom of the tank body, a valve is provided on the discharge port, and a support leg is fixedly connected to the bottom of the tank body.
[0014] Compared with the prior art, the beneficial effects of the utility model are:
[0015] 1. In the utility model, an air pump and a dehumidification box are provided, and the air pump is started, so that the water vapor at the top of the tank body is sucked into the dehumidification box through the air inlet pipe through the connecting pipe, and the hot dry gas is dehumidified by the desiccant inside the dehumidification box, and then the hot dry gas is recirculated into the tank body through the air outlet pipe, so that the tank body is kept dry, and the drying efficiency is effectively improved.
[0016] 2. In the utility model, the motor is started to rotate by the spiral stirring paddle and the scraper, and the rotation of the motor further drives the rotation of the rotating shaft, and the rotation of the rotating shaft further drives the rotation of the fixed ring, and the rotation of the fixed ring further drives the rotation of the first fixed rod, and the rotation of the first fixed rod further drives the rotation of the spiral stirring paddle. There are two spiral stirring paddles, and the two spiral stirring paddles are coaxially staggered. When rotating, the spiral stirring paddle rotates to further stir and disperse the raw materials. At the same time, the lower surface of the spiral stirring paddle has an oblique downward thrust on the raw materials, so that part of the raw materials move downward along the lower surface of the spiral stirring paddle, and the upper surface of the spiral stirring paddle has an oblique upward thrust on part of the raw materials at the bottom, so that the raw materials are dispersed and move in an orderly manner, so that the raw materials are fully dried, so as to dry the raw materials evenly. At the same time, the second fixed rod rotates with the rotating shaft, further drives the scraper to rotate, thereby driving the scraper to stir the raw materials, and at the same time scrapes off the raw materials adhering to the inner wall of the tank, which can not only dry the raw materials evenly, but also effectively prevent the raw materials from sticking to the wall. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a three-dimensional diagram of the utility model;
[0018] Figure 2 It is a schematic diagram of the front cross-section structure of the utility model;
[0019] Figure 3 This is a schematic diagram of the structure of the spiral stirring paddle of the utility model;
[0020] Figure 4 It is a cross-sectional structural schematic diagram of the utility model.
[0021] In the figure: 1. tank body; 2. feed port; 3. motor; 4. air inlet pipe; 5. air pump; 6. dehumidification box; 7. air outlet pipe; 8. valve; 9. discharge port; 10. support foot; 11. desiccant; 12. connecting pipe; 13. spiral stirring paddle; 14. first fixed rod; 15. rotating shaft; 16. fixing ring; 17. second fixed rod; 18. scraper. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0023] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.
[0024] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.
[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0026] See also Figure 1-4 , the utility model provides a technical solution:
[0027] Example 1, please refer to Figure 1 , 2 , 3 and 4, a raw material drying device for biochar processing, comprising a tank body 1, a dehumidification box 6 is fixedly installed on the outer surface of the tank body 1, an air pump 5 is fixedly installed on the outer top surface of the dehumidification box 6, an air inlet pipe 4 is fixedly connected to the air inlet port of the air pump 5, an air outlet pipe 7 is fixedly connected to the air outlet port of the air pump 5, the air outlet pipe 7 runs through the top box wall of the dehumidification box 6, and a connecting pipe 12 is fixedly arranged between the dehumidification box 6 and the tank body 1; a desiccant 11 is arranged inside the dehumidification box 6; the air pump 5 is started, so that the water vapor on the top of the tank body 1 is sucked into the dehumidification box 6 through the connecting pipe 12 through the air inlet pipe 4, and after being dehumidified by the desiccant 11 inside the dehumidification box 6, the hot dry gas is re-circulated into the tank body 1 through the air outlet pipe 7, so that the tank body 1 is kept dry, and the drying efficiency is effectively improved.
[0028] Example 2, please refer to Figure 1 , 2, 3 and 4, a motor 3 is fixedly installed on the top of the tank body 1, and a rotating shaft 15 is fixedly connected to the output end of the motor 3; a fixing ring 16 is fixedly connected to the surface of the rotating shaft 15, and a first fixing rod 14 is fixedly connected to the outer ring wall of the fixing ring 16, and a spiral stirring paddle 13 is fixedly connected to one end of the first fixing rod 14; a second fixing rod 17 is fixedly connected to the surface of the rotating shaft 15, and a scraper 18 is fixedly connected to one end of the second fixing rod 17; during the drying process, the motor 3 is started to rotate, and the rotation of the motor 3 further drives the rotating shaft 15 to rotate, and the rotation of the rotating shaft 15 further drives the fixing ring 16 to rotate, and the rotation of the fixing ring 16 further drives the first fixing rod 14 to rotate, and the rotation of the first fixing rod 14 further drives the spiral stirring paddle 13 to rotate, and there are two spiral stirring paddles 13, and the two spiral stirring paddles 13 are provided. The stirring paddle 13 is coaxially staggered and rotates. When rotating, the spiral stirring paddle 13 rotates to further stir and disperse the raw materials. At the same time, the lower surface of the spiral stirring paddle 13 has an oblique downward thrust on the raw materials, so that part of the raw materials move downward along the lower surface of the spiral stirring paddle 13, and the upper surface of the spiral stirring paddle 13 has an oblique upward thrust on part of the raw materials at the bottom, so that the raw materials are dispersed and move in an orderly manner, so that the raw materials are fully dried, thereby drying the raw materials evenly. At the same time, the second fixed rod 17 rotates with the rotating shaft 15, further driving the scraper 18 to rotate, thereby driving the scraper 18 to stir the raw materials, and at the same time scraping off the raw materials adhering to the inner wall of the tank body 1, which can not only dry the raw materials evenly, but also effectively prevent the raw materials from sticking to the wall.
[0029] Example 3, please refer to Figure 1 , 2 , 3 and 4, a feed port 2 is fixedly connected to the top of the tank body 1, a discharge port 9 is fixedly connected to the bottom of the tank body 1, a valve 8 is provided on the discharge port 9, and a support leg 10 is fixedly connected to the bottom of the tank body 1.
[0030] Working principle: when in use, open the sealing cover on the feed port 2, pour the raw materials into the tank body 1 through the feed port 2 for heating and drying, start the motor 3 to rotate during the drying process, the rotation of the motor 3 further drives the rotation of the shaft 15, the rotation of the shaft 15 further drives the rotation of the fixing ring 16, the rotation of the fixing ring 16 further drives the rotation of the first fixing rod 14, the rotation of the first fixing rod 14 further drives the rotation of the spiral stirring paddle 13, there are two spiral stirring paddles 13, and the two spiral stirring paddles 13 are coaxially staggered, when rotating, the spiral stirring paddle 13 rotates to further stir and disperse the raw materials, at the same time, the lower surface of the spiral stirring paddle 13 has an oblique downward thrust on the raw materials, so that part of the raw materials move downward along the lower surface of the spiral stirring paddle 13 The upper surface of the spiral stirring paddle 13 has an oblique upward thrust on part of the raw materials at the bottom, so that the raw materials are dispersed and move in an orderly manner, so that the raw materials are fully dried, and the raw materials are evenly dried. At the same time, the second fixed rod 17 rotates with the rotating shaft 15, and further drives the scraper 18 to rotate, thereby driving the scraper 18 to stir the raw materials and scrape off the raw materials adhering to the inner wall of the tank body 1. The air pump 5 is started, so that the water vapor at the top of the tank body 1 is drawn into the dehumidification box 6 through the connecting pipe 12 through the air inlet pipe 4. After being dehumidified by the desiccant 11 inside the dehumidification box 6, the hot dry gas is re-circulated into the tank body 1 through the air outlet pipe 7, so that the tank body 1 is kept dry, and the drying efficiency is effectively improved.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A raw material drying device for biochar processing, comprising a tank (1), characterized in that: A dehumidification box (6) is fixedly mounted on the outer surface of the tank body (1), an air pump (5) is fixedly mounted on the outer top surface of the dehumidification box (6), an air inlet pipe (4) is fixedly connected to the air inlet port of the air pump (5), an air outlet pipe (7) is fixedly connected to the air outlet port of the air pump (5), the air outlet pipe (7) passes through the top box wall of the dehumidification box (6), and a connecting pipe (12) is fixedly arranged between the dehumidification box (6) and the tank body (1).
2. A raw material drying device for biochar processing according to claim 1, characterized in that: A desiccant (11) is arranged inside the dehumidification box (6).
3. A raw material drying device for biochar processing according to claim 1, characterized in that: A motor (3) is fixedly mounted on the top of the tank body (1), and a rotating shaft (15) is fixedly connected to the output end of the motor (3).
4. A raw material drying device for biochar processing according to claim 3, characterized in that: A fixing ring (16) is fixedly connected to the surface of the rotating shaft (15), a first fixing rod (14) is fixedly connected to the outer ring wall of the fixing ring (16), and a spiral stirring paddle (13) is fixedly connected to one end of the first fixing rod (14).
5. The raw material drying device for biochar processing according to claim 3, characterized in that: A second fixing rod (17) is fixedly connected to the surface of the rotating shaft (15), and a scraper (18) is fixedly connected to one end of the second fixing rod (17).
6. A raw material drying device for biochar processing according to claim 1, characterized in that: The top of the tank body (1) is fixedly connected with a feed port (2), the bottom of the tank body (1) is fixedly connected with a discharge port (9), a valve (8) is provided on the discharge port (9), and the bottom of the tank body (1) is fixedly connected with a support leg (10).