Traditional Chinese medicine grinding machine capable of preventing materials from being overheated

Abstract

The utility model relates to a traditional Chinese medicine grinding machine capable of preventing materials from being overheated and belongs to the technical field of medicinal material processing. Materials are ground through the fixed grinding disc and the rotary grinding disc, in the working process, air is driven by the induced draft fan to sequentially pass through the air inlet, the airflow through hole, the grading impeller and the air outlet to discharge the ground materials, and the ground materials rise to the grading impeller along with the air and rotate at a high speed along with the grading impeller. Large-particle materials are thrown to the periphery in the grinding bin due to large centrifugal force and fall onto the fixed grinding disc and the rotary grinding disc again under the action of self gravity to be further ground, and material powder reaching the standard is discharged from the air outlet under the action of external negative pressure of the air outlet due to the fact that the mass is small and the centrifugal force is correspondingly small; the material grinding effect is ensured; in the working process, cooling water flowing circularly is supplied into the water jacket, and the grinding bin and the separation bin are cooled through the cooling water, so that materials are prevented from being overheated; the medicine property and quality of medicinal materials are ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of medicinal material processing, and in particular relates to a traditional Chinese medicine grinder capable of preventing materials from being overheated. Background Art

[0002] In the process of processing Chinese medicine powder, it is necessary to grind the Chinese medicine. The existing Chinese medicine grinding device lacks a heat-dissipating structure. During the operation, heat is easily generated, resulting in excessive temperatures of the grinding structure and the medicinal materials. This affects the medicinal properties of the medicinal materials and requires regular shutdown to dissipate heat. The device cannot work continuously for a long time, which is not conducive to improving work efficiency. Summary of the invention

[0003] In order to overcome the problems in the background technology, the utility model provides a Chinese medicine grinder that prevents materials from overheating; the materials are ground by a fixed grinding disc and a rotating grinding disc, and during the working process, the air is driven by an induced draft fan to pass through the air inlet, air flow holes, a grading impeller, and an air outlet in sequence to discharge the ground materials, and the ground materials rise to the grading impeller with the air and rotate at a high speed with the grading impeller, and the large particles of the materials will be thrown to the surroundings of the grinding bin due to the large centrifugal force, and fall back to the fixed grinding disc and the rotating grinding disc for further grinding under the action of their own gravity, while the qualified material powder has a small mass and a correspondingly small centrifugal force, and is discharged from the air outlet under the action of the negative pressure outside the air outlet, thereby ensuring the grinding effect of the materials; during the working process, circulating cooling water is supplied to the water jacket, and the grinding bin and the separation bin are cooled by the cooling water to avoid overheating of the materials, thereby ensuring the medicinal properties and quality of the medicinal materials.

[0004] To achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a Chinese medicine grinder for preventing material from overheating mainly comprises a support platform 1, an air intake bin 2, a grinding bin 3, a separation bin 4, a fixed grinding disc 6, a rotating grinding disc 7, a grinding motor 8, a grading impeller 9, and a separation motor 10, wherein the air intake bin 2 is mounted on the support platform 1, and the side of the air intake bin 2 is connected to the air supply device through an air inlet 21, the grinding bin 3 is mounted on the air intake bin 2, and a feed port 31 is provided on the side wall of the grinding bin 3; the fixed grinding disc 6 is fixedly mounted in the grinding bin 3, the rotating grinding disc 7 is mounted on the support platform 1 through a rotating shaft 71, the rotating grinding disc 7 is on the fixed grinding disc 6, and the rotating grinding disc There is a grinding channel between the disk 7 and the fixed grinding disk 6. The middle parts of the fixed grinding disk 6 and the rotating grinding disk 7 are both provided with air flow holes 11. The grinding motor 8 is installed on the support platform 1, and the grinding motor 8 is connected to the rotating shaft 71 of the rotating grinding disk 7 by transmission. The separation bin 4 is installed on the grinding bin 3, and the side wall of the separation bin 4 is connected to the cyclone collector through the air outlet 41; the grading impeller 9 is installed in the separation bin 4 through the short shaft 91, and the separation motor 10 is installed on the top of the separation bin 4, and the separation motor 10 is connected to the short shaft 91 by transmission; the side walls of the grinding bin 3 and the separation bin 4 are double-wall structures, and a water jacket is formed between the double walls; the side walls of the grinding bin 3 and the separation bin 4 are provided with cooling water circulation pipe openings.

[0005] Furthermore, a cooling water channel 61 is provided in the fixed grinding disc 6, and the cooling water channel 61 is connected to a cooling water supply pipeline.

[0006] Furthermore, the grinding channel formed by the fixed grinding disc 6 and the rotating grinding disc 7 is a conical structure, and grinding ridges 15 are evenly arranged on the conical walls of the fixed grinding disc 6 and the rotating grinding disc 7 forming the grinding channel.

[0007] Furthermore, a crushing ring 62 is provided on the top of the fixed grinding disc 6, crushing teeth 63 are provided on the inner wall of the crushing ring 62, and grinding teeth 72 are provided on the top wall of the rotating grinding disc 7 along the circumferential direction.

[0008] Furthermore, a conical structure 73 is provided in the middle of the rotating grinding disc 7 to prevent large pieces of material from entering the air flow hole 11.

[0009] Furthermore, the rotating grinding disc 7 is radially provided with a centrifugal driving arm 74 for driving the material.

[0010] Furthermore, an air guide tube 64 is provided at the bottom of the fixed grinding disc 6 to improve the material carrying capacity.

[0011] Furthermore, the air inlet 21 is provided with a damper 22 for adjusting the air intake amount.

[0012] Beneficial effects of the utility model:

[0013] The utility model grinds the material by means of a fixed grinding disc and a rotating grinding disc. During the working process, the induced draft fan drives the air to pass through the air inlet, the air flow hole, the grading impeller and the air outlet in sequence to discharge the ground material. The ground material rises to the grading impeller with the air and rotates at a high speed with the grading impeller. Since the large particles have a large centrifugal force, they will be thrown to the surroundings in the grinding bin and fall back to the fixed grinding disc and the rotating grinding disc under the action of their own gravity for further grinding. The powder of the material that meets the standards has a small mass and a correspondingly small centrifugal force, and is discharged from the air outlet under the action of the negative pressure outside the air outlet, thereby ensuring the grinding effect of the material. During the working process, circulating cooling water is supplied into the water jacket, and the grinding bin and the separation bin are cooled by the cooling water to avoid overheating of the material, thereby ensuring the medicinal properties and quality of the medicinal materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the main axis measurement of the utility model.

[0015] Figure 2 It is a rear axle-measured stereoscopic schematic diagram of the utility model.

[0016] Figure 3 It is a side view full section schematic diagram of the utility model.

[0017] Figure 4 It is a partially cutaway stereoscopic schematic diagram of the utility model.

[0018] Figure 5 It is a three-dimensional schematic diagram of a fixed grinding disc and a rotating grinding disc of the utility model.

[0019] Figure 6 It is a three-dimensional schematic diagram of a fixed grinding disc of the utility model.

[0020] Figure 7 It is a three-dimensional schematic diagram of a rotating grinding disc of the utility model. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0022] The utility model discloses a Chinese medicine grinding machine for preventing materials from overheating. The Chinese medicine grinding machine for preventing materials from overheating mainly comprises a support platform 1, an air intake bin 2, a grinding bin 3, a separation bin 4, a fixed grinding disc 6, a rotating grinding disc 7, a grinding motor 8, a grading impeller 9, and a separation motor 10. The air intake bin 2 is installed on the support platform 1, and the side of the air intake bin 2 is connected with the air supply device through an air inlet 21. The grinding bin 3 is installed on the air intake bin 2, and a feed inlet 31 is provided on the side wall of the grinding bin 3; the fixed grinding disc 6 is fixedly installed in the grinding bin 3, The rotating grinding disc 7 is installed on the support platform 1 through the rotating shaft 71. The rotating grinding disc 7 is on the fixed grinding disc 6. There is a grinding channel between the rotating grinding disc 7 and the fixed grinding disc 6. The middle of the fixed grinding disc 6 and the rotating grinding disc 7 is provided with an air flow hole 11. The grinding motor 8 is installed on the support platform 1. The grinding motor 8 is connected to the rotating shaft 71 of the rotating grinding disc 7 by transmission. The separation bin 4 is installed on the grinding bin 3. The side wall of the separation bin 4 is connected to the cyclone collector through the air outlet 41; the grading impeller 9 is installed in the separation bin 4 through the short shaft 91. The separation motor 1 0 is installed on the top of the separation bin 4, and the separation motor 10 is connected to the short shaft 91 in a transmission manner; the side walls of the grinding bin 3 and the separation bin 4 are double-walled structures, and a water jacket is formed between the double-walled structures; cooling water circulation pipes are arranged on the side walls of the grinding bin 3 and the separation bin 4; the material is ground by the fixed grinding disc 6 and the rotating grinding disc 7, and during the working process, the induced draft fan drives the air to pass through the air inlet 21, the air flow hole 11, the classification impeller 9, and the air outlet 41 in sequence to discharge the ground material, and the ground material rises with the air to the classification impeller 9 and follows the classification The impeller 9 rotates at a high speed. Due to the large centrifugal force, the large particles will be thrown to the surroundings of the grinding bin 3, and will fall back to the fixed grinding disc 6 and the rotating grinding disc 7 under the action of their own gravity for further grinding. The qualified material powder has a small mass and a correspondingly small centrifugal force, and is discharged from the air outlet 41 under the action of the external negative pressure of the air outlet 41, thereby ensuring the grinding effect of the material. During the working process, circulating cooling water is supplied into the water jacket, and the grinding bin 3 and the separation bin 4 are cooled by the cooling water to avoid overheating of the material, thereby ensuring the medicinal properties and quality of the medicinal materials.

[0023] The fixed grinding disc 6 is provided with a cooling water channel 61, which is connected to a cooling water supply pipeline. By supplying circulating cooling water into the cooling water channel 61, the temperature of the fixed grinding disc 6 is further reduced to avoid overheating of the material, thereby ensuring the medicinal properties and quality of the medicinal materials.

[0024] The grinding channel formed by the fixed grinding disc 6 and the rotating grinding disc 7 is a conical structure, and grinding ridges 15 are evenly arranged on the conical walls of the grinding channel formed on the fixed grinding disc 6 and the rotating grinding disc 7. The conical structure is conducive to the downward movement of the material under the action of its own gravity during the rotation of the rotating grinding disc 7, and is fully ground by the grinding ridges 15.

[0025] The top of the fixed grinding disc 6 is provided with a crushing ring 62, the inner wall of the crushing ring 62 is provided with crushing teeth 63, and the top wall of the rotating grinding disc 7 is provided with grinding teeth 72 along the circumferential direction. The crushing teeth 63 of the crushing ring 62 and the grinding teeth 72 are used to crush larger materials, so that the materials can enter the grinding channel easily.

[0026] The rotating grinding disc 7 has a conical structure 73 in the middle to prevent large pieces of material from entering the air flow hole 11. At the same time, there is high-speed rising air in the air flow hole 11 to prevent the material from falling into the air inlet bin 2 from the air flow hole 11.

[0027] The rotating grinding disc 7 is radially provided with a centrifugal driving arm 74 for driving the material. When the rotating grinding disc 7 is rotating, the material falling onto the rotating grinding disc 7 moves around under the centrifugal force, which facilitates the material to enter the grinding channel.

[0028] An air guide tube 64 for improving the material carrying capacity is provided at the bottom of the fixed grinding disc 6. Air enters the air inlet bin 2 from the air inlet 21, and then enters the air guide tube 64 from the bottom of the air guide tube 64, forming a section of high-speed wind in the air guide tube 64, thereby improving the material lifting capacity and preventing the material from falling into the air inlet bin 2.

[0029] The air inlet 21 is provided with a damper 22 for adjusting the air intake amount.

[0030] Working process:

[0031] The material to be ground enters the grinding bin 3 from the feed inlet 31, and is ground by the fixed grinding disc 6 and the rotating grinding disc 7; the larger material is broken by the breaking teeth 63 and the grinding teeth 72 of the breaking circle 62, so that the material can enter the grinding channel easily; the conical structure is conducive to the downward movement of the material under the action of its own gravity during the rotation of the rotating grinding disc 7, and is fully ground by the grinding ridges 15; the air flow holes 11 have high-speed rising air, which can prevent the material from falling into the air inlet bin 2 from the air flow holes 11; during the working process, the induced draft fan drives the air to pass through the air inlet 21, the air flow holes 11, the grading impeller 9, and the air outlet 41 in sequence to discharge the ground material, and the ground material is discharged with the air The air rises to the classifying impeller 9 and rotates at a high speed with the classifying impeller 9. Due to the large centrifugal force of large particles, they will be thrown to the surroundings of the grinding bin 3 and fall back to the fixed grinding disk 6 and the rotating grinding disk 7 under the action of their own gravity for further grinding. The qualified material powder has a small mass and a correspondingly small centrifugal force, and is discharged from the air outlet 41 under the action of the external negative pressure of the air outlet 41, thereby ensuring the grinding effect of the material. During the working process, circulating cooling water is supplied into the water jacket, and the grinding bin 3 and the separation bin 4 are cooled by the cooling water. Circulating cooling water is supplied into the cooling water channel 61 to further reduce the temperature of the fixed grinding disk 6 to avoid overheating of the material, thereby ensuring the medicinal properties and quality of the medicinal materials.

[0032] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A Chinese medicine grinding machine for preventing materials from overheating, characterized in that: The Chinese medicine grinding machine for preventing material from overheating comprises a support platform (1), an air intake bin (2), a grinding bin (3), a separation bin (4), a fixed grinding disc (6), a rotating grinding disc (7), a grinding motor (8), a grading impeller (9), and a separation motor (10). The air intake bin (2) is mounted on the support platform (1), and the side of the air intake bin (2) is connected to the air supply device through an air intake port (21). The grinding bin (3) is mounted on the air intake bin (2), and a feed port (31) is provided on the side wall of the grinding bin (3); the fixed grinding disc (6) is fixedly mounted in the grinding bin (3), and the rotating grinding disc (7) is mounted on the support platform (1) through a rotating shaft (71). The rotating grinding disc (7) is located on the fixed grinding disc (6). (7) and the fixed grinding disc (6) form a grinding channel, the fixed grinding disc (6) and the rotating grinding disc (7) are both provided with air flow holes (11) in the middle, the grinding motor (8) is mounted on the support platform (1), the grinding motor (8) is connected to the rotating shaft (71) of the rotating grinding disc (7) by transmission, the separation bin (4) is mounted on the grinding bin (3), and the side wall of the separation bin (4) is connected to the cyclone collector through an air outlet (41); the grading impeller (9) is mounted in the separation bin (4) through a short shaft (91), the separation motor (10) is mounted on the top of the separation bin (4), and the separation motor (10) is connected to the short shaft (91) by transmission; the side walls of the grinding bin (3) and the separation bin (4) are double-layer wall structures, and a water jacket is formed between the double-layer walls; Cooling water circulation pipe openings are provided on the side walls of the grinding chamber (3) and the separation chamber (4).

2. A Chinese medicine grinding machine for preventing material from overheating as claimed in claim 1, characterized in that: The fixed grinding disc (6) is provided with a cooling water channel (61), and the cooling water channel (61) is connected to a cooling water supply pipeline.

3. A Chinese medicine grinding machine for preventing material from overheating as claimed in claim 1 or 2, characterized in that: The grinding channel formed by the fixed grinding disc (6) and the rotating grinding disc (7) is a conical structure, and grinding ridges (15) are evenly arranged on the conical walls of the grinding channel formed by the fixed grinding disc (6) and the rotating grinding disc (7).

4. A Chinese medicine grinding machine for preventing material from overheating as claimed in claim 3, characterized in that: The top of the fixed grinding disc (6) is provided with a crushing ring (62), the inner wall of the crushing ring (62) is provided with crushing teeth (63), and the top wall of the rotating grinding disc (7) is provided with grinding teeth (72) along the circumferential direction.

5. A Chinese medicine grinding machine for preventing material from overheating as claimed in any one of claims 1, 2 and 4, characterized in that: A conical structure (73) is provided in the middle of the upper portion of the rotating grinding disc (7) to prevent large pieces of material from entering the air flow hole (11).

6. A Chinese medicine grinding machine for preventing material from overheating as claimed in claim 5, characterized in that: The rotating grinding disc (7) is radially provided with a centrifugal driving arm (74) for facilitating driving of the material.

7. A Chinese medicine grinding machine for preventing material from overheating as described in any one of claims 1, 2, 4, and 6, characterized in that: The bottom of the fixed grinding disc (6) is provided with an air guide tube (64) for improving the material carrying capacity.

8. A Chinese medicine grinding machine for preventing material from overheating as claimed in claim 7, characterized in that: The air inlet (21) is provided with a damper (22) for adjusting the air intake amount.

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