Traditional Chinese medicine DW belt dryer

Abstract

The utility model discloses a traditional Chinese medicine DW belt dryer, which belongs to the technical field of traditional Chinese medicine drying and comprises a support, a feed inlet, a frame, a protective plate, a hot air drying device, a hot air circulating pipeline and a plate chain conveying belt. The feeding port is located in the protection plate at the foremost end and connected with the elevator to achieve feeding of traditional Chinese medicinal materials, the hot air drying device is communicated with a belt type drying machine shell composed of the frame and the protection plates through a hot air circulating pipeline, and the plate chain conveying belt is installed in the belt type drying machine shell composed of the frame and the protection plates. The extrusion door is driven by the linear execution element, the two ends of the belt type drying machine shell are blocked, the hot air sealing performance in the drying process is ensured, hot air leakage is prevented, and therefore the drying efficiency is improved. And through the combination of a limiting frame, a sealing strip and a sealing top frame, the extrusion door is stably closed, the stability and continuity of hot air circulation are kept, and the drying effect is further enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of drying Chinese medicinal materials, in particular to a DW belt drying machine for Chinese medicinal materials. Background Art

[0002] Traditional Chinese medicine drying is a process of keeping Chinese medicinal materials dry by heating, cooling, moistening and other methods, aiming to prolong the shelf life and ensure the stability of the efficacy. The dried medicinal materials need to be washed and dried. However, the open state of the inlet and outlet makes it difficult to control the temperature of the materials, which may affect the drying efficiency. In addition, the DW belt dryer consumes a lot of energy in the drying of Chinese medicinal materials, which may cause environmental pollution and equipment aging, and increase maintenance costs. At the same time, fine Chinese medicinal material debris may block the air outlet, affect the drying effect, aggravate equipment wear, and cause medicinal material contamination and inconsistent drying degree. Utility Model Content

[0003] The main purpose of the utility model is to provide a DW belt dryer for traditional Chinese medicine, which can effectively solve the problems raised in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A DW belt dryer for Chinese medicine, comprising a bracket, a feed port, a frame, a protective plate, a hot air drying device, a hot air circulation pipeline and a plate chain conveyor belt, wherein the frame is mounted on the bracket, the protective plate is mounted in the frame of the frame, the feed port is located on the frontmost protective plate and is connected to a hoist to realize the feeding of Chinese medicinal materials, the hot air drying device is connected to a belt drying machine housing composed of the frame and the protective plate through a hot air circulation pipeline, the plate chain conveyor belt is mounted in a belt drying machine housing composed of the frame and the protective plate, and the Chinese medicinal materials on the plate chain conveyor belt are dried through the hot air drying device and the hot air circulation pipeline,

[0006] Extrusion doors are installed on both sides of the lower end of the belt drying casing composed of the frame and the protective plate, and a limiting frame is provided between each of the extrusion doors and the frame, and a sealing strip is provided on the limiting frame. A sealing top frame is provided on the top of the limiting frame, and the extrusion doors block both ends of the belt drying casing;

[0007] The lower ends of the belt drying casing composed of the frame and the protective plate are connected to mounting frames on both sides, and a linear actuator is installed on each mounting frame. The telescopic end of the linear actuator is connected to an extrusion block, and the extrusion block drives the extrusion door to move upward through the linear actuator to achieve the sealing of the belt drying casing.

[0008] Wherein, the hot air drying device is installed beside the frame through a support frame, the support frame and the bracket are fixed by bolts, the bracket and the frame are fixed by bolts, and the frame and the protective plate are fixed by fasteners, and a sealing device is provided at the connection between the frame and the protective plate;

[0009] Among them, the chip removal pipe is welded and fixed on the protective plate, and a valve is provided on the pipe of the chip removal pipe. The chip removal pipe and the collection bag are fixed by tying with a rope, and the collection bag is a breathable filter bag;

[0010] Among them, the cross-section of the mounting bracket is designed in a "U" shape, and the mounting bracket is fixed on the protective plate by bolts. The mounting bracket and the linear actuator are fixed by bolts, and the linear actuator is a hydraulic cylinder or an electric push rod;

[0011] Among them, the cross-section of the extrusion block is designed in a triangular shape, and the extrusion surface of the extrusion block is designed in a "丿" shape. The extrusion block pushes the extrusion door through the extrusion surface. A sealing device is provided at the lower end of the extrusion door, and a sealing device is provided at the connection between the extrusion door and the protective plate;

[0012] Among them, the limiting frame clamps the extrusion door, and the extrusion door is closed and sealed in the belt dryer housing through a sealing strip and a sealing top frame.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, the extrusion door is driven by a linear actuator to block both ends of the belt dryer housing, ensuring the hot air tightness during the drying process, preventing hot air leakage, and thus improving the drying efficiency. The combination of the limiting frame, the sealing strip and the sealing top frame enables the extrusion door to be stably closed, maintaining the stability and continuity of the hot air circulation and further enhancing the drying effect. The simple and convenient operation of the extrusion door is realized through the linear actuator, reducing the labor intensity of the operator. The collection bag is used to collect the waste during the drying process, such as medicinal material debris, etc., keeping the drying environment clean. The breathable filter bag design allows air circulation while preventing waste leakage, facilitating the treatment and reuse of waste. The collection bag is fixed on the chip removal pipe by a rope, which is convenient for cleaning and replacement, improving the equipment maintenance efficiency. The hot air drying device of the dryer, in cooperation with the extrusion door and the collection bag, can realize the self-cleaning function of the dryer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 is a display diagram of the overall structure of the utility model;

[0017] Figure 3 is a front view schematic diagram of the frame and the protective plate of the utility model;

[0018] Figure 4 is a display diagram of the frame, the protective plate and the extrusion door of the utility model;

[0019] Figure 5 is Figure 4 Enlarged schematic diagram at position A in the middle.

[0020] In the figure: 1. Bracket; 2. Feed inlet; 3. Frame; 4. Protective plate; 5. Hot air drying device; 6. Hot air circulation pipeline; 7. Plate chain conveyor belt; 8. Chip discharge pipe; 9. Collection bag; 10. Mounting rack; 11. Linear actuator; 12. Extrusion block; 13. Extrusion door; 14. Limit frame; 15. Sealing strip; 16. Sealing top frame. Specific implementation manners

[0021] To make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific implementation manners.

[0022] As Figure 1 - Figure 5 shown, a traditional Chinese medicine DW belt dryer, its core components include a bracket 1, a feed inlet 2, a frame 3, a protective plate 4, a hot air drying device 5, a hot air circulation pipeline 6 and a plate chain conveyor belt 7. This equipment realizes the efficient drying of traditional Chinese medicine through the combination of hot air circulation and the conveyor belt; the bracket 1 serves as the support foundation of the entire equipment and is fixed to the frame 3 by bolts to ensure the stability of the equipment; the feed inlet 2 is located at the forefront of the protective plate 4 and is connected to the elevator to realize the automatic feeding of traditional Chinese medicine; the frame 3 and the protective plate 4 together form the main structure of the belt dryer and are fixed by fasteners, and a sealing device is provided at the connection to ensure the hot air circulation efficiency; the hot air drying device 5 is connected to the belt dryer housing through the hot air circulation pipeline 6 to provide a continuous hot air source for the equipment and realize the drying of traditional Chinese medicine; the hot air circulation pipeline 6 ensures the uniform distribution of hot air in the belt dryer housing and improves the drying effect; the plate chain conveyor belt 7 is installed in the belt dryer housing to carry and transport traditional Chinese medicine and is dried by the hot air drying device 5 and the hot air circulation pipeline 6;

[0023] The extrusion door 13 is installed on both sides at the lower end of the belt dryer housing. Driven by the linear actuator 11, it realizes the sealing of both ends of the belt dryer housing to ensure the hot air seal during the drying process; the linear actuator 11 adopts a hydraulic cylinder or an electric push rod, and is connected to the extrusion block 12 through a telescopic end to drive the extrusion door 13 to move upward to realize the sealing function; the cross-section of the extrusion block 12 is designed in a triangular shape, and the extrusion surface is in a "丿" shape. The extrusion door 13 is pushed through the extrusion surface to ensure the sealing effect; the limit frame 14 clamps the extrusion door 13 to ensure its stable closing, and at the same time, a sealing strip 15 and a sealing top frame 16 are provided to enhance the sealing effect; the chip discharge pipe 8 is welded and fixed on the protective plate 4 to discharge the waste generated during the drying process, and a valve is provided on the pipe to facilitate the control of the discharge; the collection bag 9 is fixed to the chip discharge pipe 8 by ropes to collect the discharged waste, and is designed as a breathable filter bag to facilitate the treatment and reuse of the waste;

[0024] The hot air drying device 5 is installed beside the frame 3 through a support frame, and the support frame is fixed to the bracket 1 by bolts; the frame 3 is fixed to the protective plate 4 by fasteners, and a sealing device is provided at the connection to ensure the efficiency of hot air circulation; the cross section of the mounting frame 10 is designed in a "U" shape, fixed to the protective plate 4 by bolts, and fixed to the linear actuator 11 by bolts to ensure the stability and firmness of the structure; a sealing device is provided at the lower end of the extrusion door 13 to ensure the sealing between the belt drying machine housing; a sealing device is also provided at the connection between the extrusion door 13 and the protective plate 4 to further enhance the sealing performance of the equipment and prevent hot air leakage; through the carefully designed components and sealing structure, the efficient drying of Chinese medicinal materials is achieved, while ensuring the stability and sealing of the equipment operation. Its humanized design and operation mode make the equipment have a wide range of application prospects in the Chinese medicinal materials processing industry.

[0025] Working process: Place the Chinese medicine DW belt dryer on a flat ground to ensure that the bracket 1 is stable; fix the bracket 1 to the frame 3 with bolts to ensure the stability of the entire equipment; install the hot air drying device 5 next to the frame 3 through the support frame and fix it with bolts; connect the hot air drying device 5 to the hot air circulation duct 6 to ensure that the hot air can flow smoothly; install the plate chain conveyor belt 7 in the belt dryer casing and adjust its transmission speed; weld and fix the chip discharge pipe 8 to the protective plate 4, and check whether the valve function is normal; fix the collection bag 9 to the chip discharge pipe 8 with a rope, ready to collect the waste generated during the drying process;

[0026] Start the hot air drying device 5 to generate continuous hot air; open the plate chain conveyor belt 7 to start conveying Chinese medicinal materials; drive the extrusion door 13 upward through the linear actuator 11 to achieve the blocking of both ends of the belt drying machine housing to ensure the hot air sealing; check whether the limit frame 14, the sealing strip 15 and the sealing top frame 16 are tightly fitted with the extrusion door 13 to ensure the sealing effect; Chinese medicinal materials enter the belt drying machine housing through the feed port 2 and are evenly distributed on the plate chain conveyor belt 7; hot air enters the belt drying machine housing through the hot air circulation duct 6 to dry the Chinese medicinal materials; the plate chain conveyor belt 7 continuously conveys the Chinese medicinal materials so that they are evenly heated to achieve efficient drying; the waste generated during the drying process is discharged through the chip discharge pipe 8 and collected in the collection bag 9 designed with a breathable filter bag;

[0027] During the drying process, it is necessary to constantly monitor the drying degree and hot air temperature of the Chinese medicinal materials, and adjust the output of the hot air drying device 5 in a timely manner; pay attention to the operation of the plate chain conveyor belt 7 to ensure that it smoothly conveys the Chinese medicinal materials; regularly check the sealing condition of the extrusion door 13, and if necessary, adjust the telescopic end of the linear actuator 11 to ensure the sealing effect; when the Chinese medicinal materials are dried, close the hot air drying device 5 and the plate chain conveyor belt 7; drive the extrusion door 13 downward through the linear actuator 11 to open both ends of the belt drying machine casing; take out the dried Chinese medicinal materials and clean up the waste in the collection bag 9; close the valve on the chip discharge pipe 8, and check whether the entire equipment is damaged or loose, and perform maintenance in time;

[0028] After the Chinese medicine is dried, the Chinese medicine can be taken out and the hot air drying device 5 can be started again. At this time, the extrusion door 13 is in a blocked state, and the medicinal material debris is blown to the chip discharge pipe 8 through the hot air drying device 5 to realize the cleaning function alone; the Chinese medicine DW belt dryer completes the entire drying process, realizes the efficient drying of Chinese medicinal materials, and ensures the stability and sealing of the equipment operation.

[0029] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0030] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A Chinese medicine DW belt dryer, comprising a support (1), a feed port (2), a frame (3), a protective plate (4), a hot air drying device (5), a hot air circulation duct (6), a plate chain conveyor belt (7) and a chip removal pipe (8), wherein the frame (3) is mounted on the support (1), the protective plate (4) is mounted in the frame of the frame (3), the feed port (2) is located on the frontmost protective plate (4) and is connected to a hoist to realize the feeding of Chinese medicinal materials, the hot air drying device (5) is connected to the belt drying machine housing composed of the frame (3) and the protective plate (4) through the hot air circulation duct (6), the plate chain conveyor belt (7) is installed in the belt drying machine housing composed of the frame (3) and the protective plate (4), and the Chinese medicinal materials on the plate chain conveyor belt (7) are dried by the hot air drying device (5) and the hot air circulation duct (6), characterized in that: On both sides of the lower end of the casing of the belt dryer composed of the frame (3) and the protective plate (4), extrusion doors (13) are installed. A limiting frame (14) is provided between each extrusion door (13) and the frame (3). A sealing strip (15) is provided on the limiting frame (14). A sealing top frame (16) is provided at the top of the limiting frame (14). The extrusion doors (13) block both ends of the casing of the belt dryer. On both sides of the lower end of the casing of the belt dryer composed of the frame (3) and the protective plate (4), mounting brackets (10) are connected. At each mounting bracket (10), a linear actuator (11) is installed. The telescopic end of the linear actuator (11) is connected with an extrusion block (12). The extrusion block (12) drives the extrusion door (13) to move upward through the linear actuator (11) to seal the casing of the belt dryer.

2. A Chinese medicine DW belt dryer according to claim 1, characterized in that: The hot air drying device (5) is installed beside the frame (3) through a support frame. The support frame and the bracket (1) are fixed by bolts. The bracket (1) and the frame (3) are fixed by bolts. And the frame (3) and the protective plate (4) are fixed by fasteners. A sealing device is provided at the connection between the frame (3) and the protective plate (4).

3. A Chinese medicine DW belt dryer according to claim 2, characterized in that: The chip removal pipe (8) is welded and fixed on the protective plate (4). And a valve is provided on the pipe of the chip removal pipe (8). The chip removal pipe (8) and the collection bag (9) are fixed by tying with ropes. And the collection bag (9) is a breathable filter bag.

4. A Chinese medicine DW belt dryer according to claim 3, characterized in that: The cross-section of the mounting bracket (10) is designed in a "U" shape. And the mounting bracket (10) is fixed on the protective plate (4) by bolts. The mounting bracket (10) and the linear actuator (11) are fixed by bolts. And the linear actuator (11) is a hydraulic cylinder or an electric push rod.

5. A Chinese medicine DW belt dryer according to claim 4, characterized in that: The cross-section of the extrusion block (12) is designed in a triangular shape. And the extrusion surface of the extrusion block (12) is designed in a "丿" shape. The extrusion block (12) pushes the extrusion door (13) through the extrusion surface. A sealing device is provided at the lower end of the extrusion door (13). And a sealing device is provided at the connection between the extrusion door (13) and the protective plate (4).

6. A Chinese medicine DW belt dryer according to claim 5, characterized in that: The limiting frame (14) clamps the extrusion door (13). The extrusion door (13) is closed and sealed in the casing of the belt dryer through the sealing strip (15) and the sealing top frame (16).

Images