Efficient grinding device for rice flour production

By designing a combination of support base, grinding structure, feeding hopper, drive motor and anti-splash structure in rice noodle production, the problem of rice noodle splashing is solved by using a threaded guide rod to guide the rice and using the tortuous guide plate in the anti-splash frame to block the rice noodle from splashing. This achieves stable flow of rice noodle and convenient cleaning.

CN224127392UActive Publication Date: 2026-04-17PUTIAN PUXIANWEI FOOD CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
PUTIAN PUXIANWEI FOOD CO LTD
Filing Date
2025-05-06
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

Rice slurry is prone to splashing during the discharge process, which affects the loading and storage of the slurry, and existing technologies are unable to effectively solve this problem.

Method used

A grinding device including a support base, a grinding structure, a feed hopper, a drive motor, and a splash guard structure was designed. The device uses a threaded guide rod to guide the rice for grinding, and the rice paste is blocked from splashing by the tortuous guide plate in the splash guard frame. The rice paste is then guided to the storage tank by the inclined discharge chute.

Benefits of technology

It achieves stable discharge of rice slurry, avoids splashing, and ensures the stability of the filling and ease of cleaning.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an efficient grinding device for rice flour production, which structurally comprises a support seat, a grinding structure, a feed hopper and a transmission motor, the grinding structure is arranged on the left side of the top of the support seat, the feed hopper is mounted at the top of the grinding structure, and the transmission motor is connected with the right side of the grinding structure; the pulping structure is provided with a mounting frame, the mounting frame is arranged on the left side of the top of the supporting seat, a driving grinding wheel is arranged in the mounting frame and is in transmission connection with a transmission motor, a threaded guide rod is arranged in the middle of the driving grinding wheel, the outer side end face of the mounting frame is rotationally connected with the door body, and a fixed grinding wheel is arranged on the inner end face of the door body. Eleven zigzag flow deflectors arranged in the splash-proof frame are used for shielding, so that rice milk can stably flow downwards, then the rice milk is stably guided into the storage barrel through the storage tank inclining by 30 degrees, and the situation that the rice milk is discharged and splashed to affect loading is avoided.
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Description

Technical Field

[0001] This utility model relates to the technical field of rice noodle processing equipment, and in particular to a high-efficiency grinding device for rice noodle production. Background Technology

[0002] Rice noodles are made from rice through processes such as soaking, steaming, and pressing, resulting in strip-shaped or filament-shaped rice products. They are not, as the name suggests, powdered rice. Rice noodles are soft, chewy, and elastic; they don't become mushy when boiled and don't break easily when stir-fried. They are served with various toppings or in soups, and are smooth, flavorful, and loved by many consumers. Rice is ground into a rice paste by water flow into a grinding wheel. The high-speed rotation of the grinding wheel throws the ground rice paste outwards, causing it to splash during the discharge process, which affects the storage of the rice paste. Utility Model Content

[0003] To address the shortcomings of existing technologies, this utility model is achieved through the following technical solution:

[0004] As a further optimization of this technical solution, its structure includes a support base, a grinding structure, a feed hopper, and a drive motor. The grinding structure is located on the top left side of the support base, the feed hopper is installed on the top of the grinding structure, and the drive motor is connected to the right side of the grinding structure.

[0005] The grinding structure is equipped with an installation frame, which is located on the top left side of the support base. An active grinding wheel is installed inside the installation frame and is connected to a drive motor. A threaded guide rod is located at the center of the active grinding wheel. The outer end face of the installation frame is rotatably connected to the door body. A fixed grinding wheel is located on the inner end face of the door body. A material passage trough inside the door body is connected to the bottom of the feed hopper. The bottom end of the material passage trough is aligned with the position of the threaded guide rod. By adding water and rice to the feed hopper, the drive motor drives the active grinding wheel to rotate, allowing the threaded guide rod to guide the rice in the material passage trough between the fixed and active grinding wheels. This allows the rice to be ground into a rice paste by the active and fixed grinding wheels and then flow downwards for discharge.

[0006] As a further optimization of this technical solution, the threaded guide rod passes through the end face of the fixed grinding wheel, which can guide the rice between the active grinding wheel and the fixed grinding wheel.

[0007] As a further optimization of this technical solution, the bottom of the mounting frame is provided with a discharge trough, and the bottom of the discharge trough is provided with a 30-degree inclined surface, which can guide the downward flowing rice paste into the storage tank.

[0008] As a further optimization of this technical solution, a splash-proof structure is installed between the top of the discharge trough and the mounting frame.

[0009] As a further optimization of this technical solution, the splash-proof structure is provided with a fixing seat, and the fixing seat has buckles on both sides that are connected to the bottom of the mounting frame. The bottom side of the fixing seat is provided with a locking block that is connected to the splash-proof frame.

[0010] As a further optimization of this technical solution, the interior of the splash guard is provided with eleven guide vanes. The guide vanes are in a tortuous shape, which can block the downward splashing rice paste and allow the rice paste to flow smoothly downward along the guide vanes. Beneficial effects

[0011] This utility model provides a high-efficiency grinding device for rice noodle production, which has the following advantages compared with the existing technology:

[0012] 1. This utility model utilizes eleven zigzag-shaped guide plates arranged in a splash-proof frame to block the flow, allowing the rice slurry to flow smoothly downwards. It then guides the slurry smoothly into the storage tank through a 30-degree inclined storage trough, preventing the rice slurry from splashing out and affecting the loading process.

[0013] 2. This utility model utilizes buckles to allow the entire splash-proof structure to be disassembled and installed from the bottom of the mounting frame. It is then connected to the splash-proof frame via the locking blocks of the fixing base, allowing the splash-proof frame to be disassembled for cleaning. Attached Figure Description

[0014] Other features, objects, and advantages of this invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0015] Figure 1 This is a schematic diagram of the main structure of a high-efficiency grinding device for rice noodle production according to the present invention.

[0016] Figure 2 This is a front view cross-sectional view of the grinding structure of a high-efficiency grinding device for rice noodle production according to this utility model.

[0017] Figure 3 This is a side view sectional diagram of the anti-splash structure of a high-efficiency grinding device for rice noodle production according to the present invention.

[0018] Figure 4 This utility model relates to a high-efficiency grinding device for rice noodle production. Figure 3 A magnified structural diagram of A in the diagram.

[0019] In the diagram: 1. Support base; 2. Grinding structure; 3. Feed hopper; 4. Drive motor; 21. Mounting frame; 22. Active grinding wheel; 23. Threaded guide rod; 24. Door body; 25. Fixed grinding wheel; 26. Feed channel; 27. Splash-proof structure; 28. Discharge channel; 271. Fixed base; 272. Buckle; 273. Splash-proof frame; 274. Guide plate; 275. Detailed Implementation

[0020] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the preferred embodiments of this utility model are further described below in conjunction with specific implementation methods and accompanying drawings. Example

[0021] Please see Figures 1-4 This utility model provides a high-efficiency grinding device for rice noodle production. Its structure includes a support base 1, a grinding structure 2, a feeding hopper 3, and a drive motor 4. The grinding structure 2 is provided on the top left side of the support base 1, the feeding hopper 3 is installed on the top of the grinding structure 2, and the drive motor 4 is connected to the right side of the grinding structure 2.

[0022] The grinding structure 2 is provided with a mounting frame 21, which is located on the top left side of the support base 1. The mounting frame 21 is provided with an active grinding wheel 22, which is connected to the drive motor 4. A threaded guide rod 23 is provided at the center of the active grinding wheel 22. The outer end face of the mounting frame 21 is rotatably connected to the door body 24. The inner end face of the door body 24 is provided with a fixed grinding wheel 25. The inner part of the door body 24 is provided with a material passage 26, which is connected to the bottom of the feed hopper 3. The bottom end of the material passage 26 is aligned with the position of the threaded guide rod 23. By adding water and rice to the feed hopper 3, the drive motor 4 drives the active grinding wheel 22 to rotate, so that the threaded guide rod 23 can guide the rice in the material passage 26 to move between the fixed grinding wheel 25 and the active grinding wheel 22, so that the rice can be ground into rice paste by the active grinding wheel 22 and the fixed grinding wheel 25 and flow downward for discharge.

[0023] The threaded guide rod 23 passes through the end face of the fixed grinding wheel 25 and can guide the rice between the active grinding wheel 22 and the fixed grinding wheel 25.

[0024] The bottom of the mounting frame 21 is provided with a discharge trough 28, and the bottom of the discharge trough 28 is provided with an inclined surface at 30 degrees, which can guide the downward flowing rice paste into the storage tank.

[0025] A splash-proof structure 27 is installed between the top of the discharge trough 28 and the mounting frame 21.

[0026] The splash-proof structure 27 is provided with a fixing seat 271. The fixing seat 271 has buckles 272 on both sides that are connected to the bottom of the mounting frame 21. The bottom side of the fixing seat 271 has a locking block 273 that is connected to the splash-proof frame 274. The splash-proof structure 27 can be disassembled and installed from the bottom of the mounting frame 21 by means of the buckles 272. The splash-proof frame 274 can be disassembled for cleaning by means of the locking block 273 of the fixing seat 271.

[0027] The interior of the splash guard 274 is provided with eleven guide vanes 275. The guide vanes 275 are in a tortuous shape, which can block the downward splashing rice paste and allow the rice paste to flow smoothly downward along the guide vanes 275.

[0028] Working principle: Water and rice are put into the feed hopper 3, allowing the rice to fall down through the feed chute 26. The drive motor 4 drives the active grinding wheel 22 to rotate at high speed, causing the threaded guide rod 23 to rotate and move the rice between the active grinding wheel 22 and the fixed grinding wheel 25 for grinding. The rice slurry formed by grinding is guided to the storage tank through the discharge chute 28. When the rice slurry splashes as the active grinding wheel 22 rotates, it can be blocked by the eleven zigzag-shaped guide plates 275 arranged in the anti-splash frame 274, allowing the rice slurry to flow smoothly downwards and preventing splashing from affecting the loading. After the rice slurry is ground, the anti-splash structure 27 can be removed from the bottom of the mounting frame 21 by the buckle 272, and the anti-splash frame 274 can be separated from the fixed base 271 by the clip 273, making it easy to clean the anti-splash structure 27.

[0029] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Without departing from the spirit or basic characteristics of this utility model, not only can this utility model be implemented in other specific forms, but various changes and modifications can also be made. All such changes and modifications fall within the scope of protection of this utility model. Therefore, the scope of protection of this utility model is defined by the appended claims and their equivalents, rather than by the foregoing description.

[0030] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A high-efficiency grinding device for rice noodle production, comprising a support base (1), a grinding structure (2), a feeding hopper (3), and a drive motor (4), characterized in that: The support base (1) has a grinding structure (2) on the top left side, the feed hopper (3) is installed on the top of the grinding structure (2), and the drive motor (4) is connected to the right side of the grinding structure (2). The grinding structure (2) is provided with a mounting frame (21), which is located on the top left side of the support base (1). The mounting frame (21) is provided with an active grinding wheel (22), which is connected to the drive motor (4). The active grinding wheel (22) is provided with a threaded guide rod (23) at the center of the active grinding wheel (22). The outer end face of the mounting frame (21) is rotatably connected to the door body (24). The inner end face of the door body (24) is provided with a fixed grinding wheel (25). The inner end face of the door body (24) is provided with a material passage groove (26) which is connected to the bottom of the feed hopper (3). The bottom end of the material passage groove (26) is aligned with the position of the threaded guide rod (23).

2. The high-efficiency grinding device for rice noodle production according to claim 1, characterized in that: The threaded guide rod (23) passes through the end face of the fixed grinding wheel (25).

3. The high-efficiency pulping device for rice flour production according to claim 1, characterized in that: The bottom of the mounting frame (21) is provided with a discharge trough (28), and the bottom of the discharge trough (28) is provided with an inclined surface at 30 degrees.

4. The high-efficiency pulping device for rice flour production according to claim 3, characterized in that: A splash guard (27) is installed between the top of the discharge trough (28) and the mounting frame (21).

5. The high-efficiency pulping device for rice flour production according to claim 4, characterized in that: The splash-proof structure (27) is provided with a fixing seat (271). The fixing seat (271) has buckles (272) on both sides that are connected to the bottom of the mounting frame (21). The fixing seat (271) has a locking block (273) at the bottom of its side end that is connected to the splash-proof frame (274).

6. The high-efficiency pulping device for rice flour production according to claim 5, characterized in that: The splash guard (274) has eleven guide vanes (275) inside, and the guide vanes (275) are in a tortuous shape.