Rice producing and processing device

By designing a rice production and processing device with an airflow purification mechanism and an auxiliary mechanism, the problems of low efficiency of the filter mesh and large area in the prior art and need to be dried after washing, efficient separation and automatic purification of rice and residue particles are achieved, and the problems of mold and large area are avoided.

CN119634234AInactive Publication Date: 2025-03-18GEJIU DAHONGTUN GRAIN PURCHASE&SALE CO LTD
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Patent Information

Application Number
CN202411926916.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-25
Publication Date
2025-03-18
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

In the existing rice processing technology, the filter screen has low filtration efficiency and large area, and the water washing method requires subsequent drying, which can easily cause mold problems.

Method used

A rice production and processing device is designed, using an airflow purification mechanism and an auxiliary mechanism. Through the airflow purification mechanism, the internal ventilation of the rice pile can be quickly vented, and the inclusion of fine particles is blown up, and the auxiliary mechanism drives the toggle plate and air jet holes to automatically and all-round jets and agitation to achieve efficient separation of rice and residue particles.

Benefits of technology

The efficient separation of rice and residue particles is achieved, and the efficiency is much higher than that of traditional filters, which avoids the problem of large area, and reduces the risk of manual operation through automated processes and avoids mold in rice.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a rice production and processing device, and relates to the technical field of rice processing, the rice production and processing device comprises supporting legs, the tops of the supporting legs are fixedly connected with a purification box, one side of the purification box is fixedly connected with a feeding port, and an airflow purification mechanism is arranged in the purification box. In the process of separating rice from residue particles in the rice, the non-rice fine particles in the rice heap can be quickly blown upwards and then float to be discharged along with the air outlet, and the rice with large mass can be blown and turned over by air in the purifying box and cannot be blown to the air outlet, so that the effect of separating the rice from the residue particles in the rice is achieved, and the quality of the rice is improved. The efficiency is far higher than that of a traditional filter screen for screening, the problem that the transverse occupied area is too large due to the fact that the traditional filter screen needs a large filter screen area for work is solved, the purification box is arranged to conduct vertical type rice and particle separation work, and meanwhile the occupied area in a working place is saved.
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Description

Technical Field

[0001] The invention relates to the technical field of rice processing, in particular to a rice production and processing device. Background Art

[0002] Rice processing refers to the process of removing the husk (glum) and cortex (bran layer) of rice to produce rice with better edible quality. Rice grains are composed of husk, cortex, embryo and endosperm. The purpose of rice processing is to separate the endosperm from other parts with the minimum degree of crushing to produce rice with better edible quality; A selective processing device for finished rice production described in the patent application with announcement number CN209020777U comprises a first screening chamber, a first sieve plate is arranged inside the first screening chamber, a first drive motor is fixedly installed at the top of the first screening chamber, a first stirring blade is fixedly connected to the output end of the first drive motor, a feed inlet is connected through the top of the first screening chamber, a fan is connected through the inside of the fan blade accommodating chamber, a second sieve plate is arranged inside the second screening chamber, a second drive motor is fixedly installed at the bottom of the second screening chamber, and a second stirring blade is fixedly connected to the output end of the second drive motor; In rice processing, the processed rice needs to be uniformly cleaned and slag-removed, but the currently used filter screens not only occupy a large horizontal area of ​​the ground, but also have low purification and cleaning efficiency. If the water washing method is used, subsequent drying and sun-drying are required. If the drying and sun-drying are not timely, it is very easy to cause mildew problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a rice production and processing device to achieve the purpose of solving the above-mentioned problems.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a rice production and processing device, comprising a support leg, a purification box is fixedly connected to the top of the support leg, a feed inlet is fixedly connected to one side of the purification box, and an airflow purification mechanism is arranged inside the purification box; The airflow purification mechanism comprises: An air inlet, the air inlet is an annular hollow structure, the top of the air inlet is fixedly connected to the bottom of the purification box, an air outlet is provided on the top of the purification box, a scale ring is fixedly connected to the middle of the inner wall of the purification box, the air inlet is used to connect an air pump to pump air into the purification box, and the air outlet is used to discharge the air in the purification box to the outside to form an air circulation effect; The bottom plate is a circular plate structure, the outer wall of the bottom plate is fixedly connected to the inner wall of the purification box, the inner wall of the bottom plate is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a fixing sleeve, the outer wall of the fixing sleeve is fixedly connected with a toggle plate, and the bottom plate is used to support the accumulation of rice.

[0005] Preferably, the top end of the rotating shaft is fixedly connected to a motor, the outer wall of the motor is fixedly connected to a protective cover, and the outer wall of the protective cover is fixedly connected to a connecting rod.

[0006] Preferably, one end of the connecting rod is fixedly connected to a fixing ring, the outer wall of the fixing ring is fixedly connected to the inner wall of the purification box, and the protective cover is used to protect the intermediate motor.

[0007] Preferably, a connecting cover is fixedly connected to the bottom of the inner wall of the purification box, the interior of the connecting cover is connected to the interior of the air inlet, the top of the connecting cover is connected to the interior of the rotating shaft, and the rotating shaft is connected to the interior of the toggle plate through a fixed sleeve.

[0008] Preferably, an air jet hole is opened at the top of the toggle plate, the interior of the toggle plate is communicated with the interior of the air jet hole, and a triangular sleeve is fixedly connected to the outer wall of the toggle plate.

[0009] Preferably, the outer wall of the triangular sleeve is fixedly connected with a separation plate, the outer wall of the toggle plate is provided with an auxiliary mechanism, the auxiliary mechanism comprises a rotating rod, and the outer wall of the rotating rod is rotatably connected to the top of the toggle plate.

[0010] Preferably, an opening and closing plate is fixedly connected to the outer wall of the rotating rod, and the opening and closing plate is an arc-shaped plate structure. A torsion spring is arranged between the rotating rod and the toggle plate.

[0011] Preferably, an arc-shaped slide B is fixedly connected to the top of the toggle plate, an arc-shaped slide A is slidably connected to the inner wall of the arc-shaped slide B, an inner wall of the arc-shaped slide B is provided with an internal spring, one end of the internal spring is fixedly connected to the inner wall of the arc-shaped slide B, and the other end of the internal spring is fixedly connected to the outer wall of the arc-shaped slide A.

[0012] The present invention provides a rice production and processing device, which has the following beneficial effects: 1. The present invention provides an airflow purification mechanism to allow the interior of the rice pile piled on the bottom plate to be quickly ventilated, and the non-rice fine particles mixed in the rice pile will be quickly blown upwards, and then float and be discharged through the air outlet. The rice is heavy and will be blown and tumbled by the air in the purification box, but will not be blown to the air outlet, thereby achieving the separation of rice and residual particles in the rice, and the efficiency is much higher than that of using a traditional filter for screening, and also avoids the problem of excessive horizontal floor space caused by the traditional filter requiring a large filter area to work. The purification box is set to separate rice and particles in a vertical manner, and the problem of saving floor space in the workplace is also achieved at the same time.

[0013] 2. The present invention realizes automatic and omnidirectional upward jetting of various parts of the rice piled in the purification box by arranging an airflow purification mechanism, and simultaneously starts a motor to drive the rotating shaft to rotate, so that the toggle plate carries the jet hole to jet upward while completing continuous rotation, stirring the rice pile, so that the particles attached to the rice pile are peeled off, and at the same time, accompanied by uniform jetting, the rice pile is blown and turned, and the space above the scale ring is the space for the rice in the rice pile to be blown and turned in the air, thereby realizing efficient and rapid bottom-up rice purification.

[0014] 3. The present invention purifies and separates the particulate matter inside the rice pile by setting an airflow purification mechanism. After the rice at the outer circle of the rice pile turns upward, the rice at the center position will naturally be replenished to the outer circle, so that the rice in the rice pile can be automatically turned up and down during the circulation process, avoiding the problem that the attached particles in the bottom layer of the rice pile are difficult to break through the thicker upper layer of the rice pile and be discharged outward. In the process of turning the layers, the rice pile is pushed away, allowing the air to wrap the particles and rise rapidly, which also improves the purification efficiency of the impurity particles in the rice pile.

[0015] 4. The present invention sets an auxiliary mechanism to allow the rice to be pushed toward the end of the toggle plate along one side of the toggle plate and the opening and closing plate, thereby effectively pushing the rice at the center of the rice pile in the purification box to the outer circle quickly. The rice pushed to the outer circle will be blown upward by the air jet holes on the toggle plate. After the outer circle rice rises and tumbles as a whole, it will slide toward the center at the top of the rice pile along the slope formed by the rice pile above, realizing an annular circulation flow from bottom to top and from inside to outside, further improving the circulation effect of the rice inside and outside, and then ensuring the uniformity and stability of the rice cleaning and purification.

[0016] 5. The present invention is adapted to its high-efficiency working purpose by setting an auxiliary mechanism, so as to complete the rice shifting in a larger range and area, further improve the speed of rice shifting outward and the efficiency of rice layer turning circulation. When the shifting plate rotates slowly, the rotating rod is pulled back by the elastic force of the torsion spring to drive the opening and closing plate to descend, so that in a slower working state, there is no need for the opening and closing plate to expand a larger area of ​​rice shifting, thereby avoiding the problem of mutual squeezing force between the rice and the rice causing the rice to be squeezed and damaged.

[0017] 6. The present invention reduces the range of rice being moved by providing an auxiliary mechanism, so as to reduce the overall moving force on the rice and reduce the pressure in the rice pile, so as to avoid the problem of rice being squeezed and damaged due to excessive pressure in the rice pile. This method can automatically avoid the situation where rice is moved and damaged due to staff operating errors and unfamiliarity with rice in order to purify and clean the rice efficiently, like insurance, and further ensure the stability of rice purification and cleaning without causing damage to the quality of rice. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the present invention; Figure 3 The structure of the airflow purification mechanism of the present invention is shown in FIG. Figure 1 ; Figure 4 The structure of the airflow purification mechanism of the present invention is shown in FIG. Figure 2 ; Figure 5 For the present invention Figure 2 A magnified image of point A; Figure 6 For the present invention Figure 2 A magnified view of point B; Figure 7 The structure of the airflow purification mechanism of the present invention is shown in FIG. Figure 3 ; Figure 8 The motion state of the airflow purification mechanism of the present invention is shown in FIG. Figure 1 ; Fig. 9 The motion state of the airflow purification mechanism of the present invention is shown in FIG. Figure 2 ; Fig.10 For the present invention Figure 4 Enlarged view of point C; Fig.11 It is a schematic diagram of the disassembled structure of the auxiliary mechanism of the present invention; Fig.12 It is a schematic diagram of the motion state of the auxiliary mechanism of the present invention.

[0019] In the figure: 1 supporting leg, 2 purification box, 3 air flow purification mechanism, 301 air inlet, 302 connecting cover, 303 bottom plate, 304 rotating shaft, 305 protective cover, 306 connecting rod, 307 fixing ring, 308 scale ring, 309 air outlet, 310 fixing sleeve, 311 toggle plate, 312 triangular sleeve, 313 air jet hole, 314 round hole, 315 separation plate, 316 motor, 4 auxiliary mechanism, 401 rotating rod, 402 opening and closing plate, 403 arcuate slide plate A, 404 arcuate slide plate B, 5 feeding port. DETAILED DESCRIPTION

[0020] Example 1: Please refer to Figure 1-7 The present invention provides a technical solution: a rice production and processing device, comprising a support leg 1, a purification box 2 is fixedly connected to the top of the support leg 1, a feed inlet 5 is fixedly connected to one side of the purification box 2, and an airflow purification mechanism 3 is arranged inside; The airflow purification mechanism 3 comprises: The air inlet 301 is an annular hollow structure. The top of the air inlet 301 is fixedly connected to the bottom of the purification box 2. An air outlet 309 is provided on the top of the purification box 2. A scale ring 308 is fixedly connected to the middle of the inner wall of the purification box 2. The air inlet 301 is used to connect an air pump to pump air into the purification box 2, and the air outlet 309 is used to discharge the air in the purification box 2 to the outside to form an air circulation effect; The bottom plate 303 is a circular plate structure. The outer wall of the bottom plate 303 is fixedly connected to the inner wall of the purification box 2. The inner wall of the bottom plate 303 is fixedly connected to the rotating shaft 304. The outer wall of the rotating shaft 304 is fixedly connected to the fixing sleeve 310. The outer wall of the fixing sleeve 310 is fixedly connected to the toggle plate 311. The bottom plate 303 is used to support the accumulation of rice. When in use, the rice conveying hose is connected to the feed inlet 5, and then the rice is conveyed to the purification box 2 through the feed inlet 5 and enters the bottom plate 303 at the bottom of the inner wall of the purification box 2, so as to be accumulated on the bottom plate 303 until it is accumulated to the position of the specified scale ring 308, and then the air inlet 301 at the bottom of the purification box 2 is connected to the ventilation pipe through the air pump, and then the external air pump is started to pressurize the air into the air inlet 301, and the air enters the purification box 2 through the air inlet 301, and the air is discharged through the air outlet 309 at the top of the purification box 2, so that the inside of the rice pile piled on the bottom plate 303 is quickly ventilated, and the air is greatly The non-rice fine particles mixed in the rice pile will be quickly blown upwards, and then float and be discharged from the air outlet 309. The rice is heavy and will be blown and tumbled by the air in the purification box 2, but will not be blown to the air outlet 309, thereby achieving the separation of rice and residual particles in the rice, and the efficiency is much higher than that of using a traditional filter for screening, and it also avoids the problem of excessive horizontal floor space caused by the traditional filter requiring a large filter area to work. The purification box 2 is set to separate rice and particles vertically, which also saves the floor space in the workplace. Example 2: Please refer to Figure 1-9 On the basis of the first embodiment, the present invention provides a technical solution: a motor 316 is fixedly connected to the top of the rotating shaft 304 , a protective cover 305 is fixedly connected to the outer wall of the motor 316 , and a connecting rod 306 is fixedly connected to the outer wall of the protective cover 305 .

[0021] One end of the connecting rod 306 is fixedly connected to a fixing ring 307 , the outer wall of the fixing ring 307 is fixedly connected to the inner wall of the purification box 2 , and the protective cover 305 is used to protect the intermediate motor 316 .

[0022] A connecting cover 302 is fixedly connected to the bottom of the inner wall of the purification box 2. The interior of the connecting cover 302 is connected to the interior of the air inlet 301. The top of the connecting cover 302 is connected to the interior of the rotating shaft 304. The rotating shaft 304 is connected to the interior of the toggle plate 311 through the fixing sleeve 310.

[0023] An air jet hole 313 is provided on the top of the toggle plate 311, the interior of the toggle plate 311 is connected to the interior of the air jet hole 313, and a triangular sleeve 312 is fixedly connected to the outer wall of the toggle plate 311; When air is quickly injected into the purification box 2 under pressure through the air inlet 301, the air will enter the connecting cover 302 through the air inlet 301, and enter the rotating shaft 304 in the bottom plate 303 along the connecting cover 302. The inner wall of the rotating shaft 304 is hollow, and the air will enter the fixed sleeve 310 and the toggle plate 311 through the inner wall of the rotating shaft 304, and finally be discharged outward through the air injection holes 313 opened on the outer wall of each toggle plate 311. The toggle plates 311 are evenly arranged around the rotating shaft 304 and at different heights to achieve self- The rice pile is stirred by the motor 316, and the rice in the rice pile is stirred by the motor 316. The rice in the rice pile is stirred by the motor 316. The motor 316 is started to rotate the rotating shaft 304, so that the rice in the rice pile is stirred by the motor 316. The rice in the rice pile is stirred by the motor 316. The rice in the rice pile is stirred by the motor 316. The rice in the rice pile is stirred by the motor 316. The rice in the rice pile is stirred by the motor 316. The air jet holes 313 are provided at the end of the toggle plate 311, so that the rice at the outer circle of the rice pile in the purification box 2 will be quickly blown upward to purify and separate the particles inside the rice pile. After the rice at the outer circle of the rice pile is tumbling upward, the rice at the center will naturally be replenished to the outer circle, so that the rice in the rice pile can be automatically turned up and down during the circulation process, avoiding the problem that the attached particles in the bottom layer of the rice pile are difficult to break through the thicker upper layer of the rice pile and be discharged outward. In the process of turning the layers, the rice pile is pushed away, so that the air wraps the particles and rises quickly, which also improves the purification efficiency of the impurity particles in the rice pile. When the shifting plate 311 rotates, the triangular sleeve 312 and the separation plate 315 on its outer wall are driven to shift the rice in real time, and the rice is separated by the hollow inner wall of the separation plate 315, so as to prevent the rice from adhering to each other due to moisture and agglomeration. Example 3: Please refer to Figure 1-12 On the basis of the first and second embodiments, the present invention provides a technical solution: the outer wall of the triangular sleeve 312 is fixedly connected with a separation plate 315, the outer wall of the toggle plate 311 is provided with an auxiliary mechanism 4, the auxiliary mechanism 4 includes a rotating rod 401, and the outer wall of the rotating rod 401 is rotatably connected to the top of the toggle plate 311.

[0024] An opening and closing plate 402 is fixedly connected to the outer wall of the rotating rod 401 . The opening and closing plate 402 is an arc-shaped plate structure. A torsion spring is arranged between the rotating rod 401 and the toggle plate 311 .

[0025] The top of the toggle plate 311 is fixedly connected with an arc-shaped slide plate B404, the inner wall of the arc-shaped slide plate B404 is slidably connected with an arc-shaped slide plate A403, the inner wall of the arc-shaped slide plate B404 is provided with an internal spring, one end of the internal spring is fixedly connected with the inner wall of the arc-shaped slide plate B404, and the other end of the internal spring is fixedly connected with the outer wall of the arc-shaped slide plate A403; When the toggle plate 311 rotates to toggle the rice, the rotating rod 401 drives the opening and closing plate 402 to rotate synchronously to toggle the rice, and the rotation direction of the fixed sleeve 310 and the toggle plate 311 is counterclockwise rotation in a top view, so when the toggle plate 311 drives the opening and closing plate 402 to rotate, one side of the toggle plate 311 and the opening and closing plate 402 will cover the rice and push the rice along the one side of the toggle plate 311 and the opening and closing plate 402 to the end of the toggle plate 311 due to the centrifugal effect of the rotation. The rice in the center of the rice pile in the purification box 2 is quickly pushed to the outer circle by the air jet holes 313 on the paddle plate 311. The rice in the outer circle rises and tumbles as a whole, and then slides down to the center along the slope formed by the rice pile above, thus realizing a circular circulation flow from bottom to top and from inside to outside, further improving the circulation effect of the rice inside and outside, and then ensuring the uniformity and stability of the rice cleaning and purification. When different rotation speeds of the rotating shaft 304 are adopted according to different rice types and different situations, the toggle plate 311 is rotated and toggled at different speeds for the rice pile. When the rice needs to be purified quickly and efficiently, the toggle plate 311 rotates faster, which drives the opening and closing plate 402 to rotate faster. At this time, the resistance of the opening and closing plate 402 to the rice pile is greater, so that the opening and closing plate 402 drives the rotating rod 401 to rotate. A torsion spring is provided between the rotating rod 401 and the toggle plate 311. As the resistance to the opening and closing plate 402 increases, the angle at which the opening and closing plate 402 is rotated and lifted by the reaction force of the rice increases, so that in the process of purifying the rice quickly and efficiently, The opening and closing plate 402 will automatically lift upwards, and after the opening and closing plate 402 is lifted to a vertical state and abuts against the arc-shaped slide plate A403, the area for lateral shifting of the rice is increased, which is adapted to its high-efficiency working purpose, and the range and area for shifting the rice are larger, further improving the speed of shifting the rice outwards and the efficiency of the rice turning layer circulation. When the shifting plate 311 rotates slowly, the rotating rod 401 is pulled back by the elastic force of the torsion spring to drive the opening and closing plate 402 to descend, so that in a slower working state, it is not necessary to let the opening and closing plate 402 expand a larger area for shifting the rice, so as to avoid the problem of the rice being squeezed and damaged due to the large mutual squeezing force between the rice and the rice; Different rices have different roughness and sizes, so the mutual squeezing and friction between the rices are also different. When the rice with greater friction is pushed, the squeezing force between the opening and closing plate 402 and the rice is greater. Once the staff uses the fast toggle plate 311 to rotate and toggle, and the rice encountered is also relatively rough rice, when the resistance of the opening and closing plate 402 to toggle the rice reaches a preset value, the opening and closing plate 402 against the arc slide plate A403 will overcome the elastic force of the built-in spring between the arc slide plate A403 and the arc slide plate B404, so that the opening and closing plate 402 02 drives the rotating rod 401 to continue to rotate and flip up, so that the opening and closing plate 402 rotates excessively, reducing the range of the rice being moved, so as to reduce the overall moving force on the rice and reduce the pressure in the rice pile, so as to avoid the problem of rice being squeezed and damaged due to excessive pressure in the rice pile. This method can automatically avoid the situation where the rice is moved and damaged due to operating errors and unfamiliarity with rice by the staff, which leads to the efficient purification and cleaning of rice, and further ensures the stability of the rice purification and cleaning, and will not cause the effect of damaging the quality of the rice.

[0026] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and inventive concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rice production and processing device, comprising a support leg (1), a purification box (2) fixedly connected to the top of the support leg (1), and a feed inlet (5) fixedly connected to one side of the purification box (2), characterized in that: An airflow purification mechanism (3) is provided inside the device; The airflow purification mechanism (3) comprises: An air inlet (301), the air inlet (301) being an annular hollow structure, the top of the air inlet (301) being fixedly connected to the bottom of the purification box (2), the top of the purification box (2) being provided with an air outlet (309), the middle of the inner wall of the purification box (2) being fixedly connected with a scale ring (308), the air inlet (301) being used to connect an air pump to pump air into the purification box (2), and the air outlet (309) being used to discharge the air in the purification box (2) to the outside to form an air circulation effect; A bottom plate (303) is a circular plate-shaped structure. The outer wall of the bottom plate (303) is fixedly connected to the inner wall of the purification box (2). The inner wall of the bottom plate (303) is fixedly connected to a rotating shaft (304). The outer wall of the rotating shaft (304) is fixedly connected to a fixing sleeve (310). The outer wall of the fixing sleeve (310) is fixedly connected to a toggle plate (311). The bottom plate (303) is used to support the accumulation of rice.

2. A rice production and processing device according to claim 1, characterized in that: The top end of the rotating shaft (304) is fixedly connected to a motor (316), the outer wall of the motor (316) is fixedly connected to a protective cover (305), and the outer wall of the protective cover (305) is fixedly connected to a connecting rod (306).

3. A rice production and processing device according to claim 2, characterized in that: One end of the connecting rod (306) is fixedly connected to a fixing ring (307), the outer wall of the fixing ring (307) is fixedly connected to the inner wall of the purification box (2), and the protective cover (305) is used to protect the intermediate motor (316).

4. A rice production and processing device according to claim 3, characterized in that: A connecting cover (302) is fixedly connected to the bottom of the inner wall of the purification box (2); the interior of the connecting cover (302) is connected to the interior of the air inlet (301); the top of the connecting cover (302) is connected to the interior of the rotating shaft (304); and the rotating shaft (304) is connected to the interior of the toggle plate (311) via a fixing sleeve (310).

5. A rice production and processing device according to claim 4, characterized in that: The top of the toggle plate (311) is provided with an air jet hole (313), the interior of the toggle plate (311) is communicated with the interior of the air jet hole (313), and the outer wall of the toggle plate (311) is fixedly connected with a triangular sleeve (312).

6. A rice production and processing device according to claim 5, characterized in that: The outer wall of the triangular sleeve (312) is fixedly connected to a separation plate (315), and the outer wall of the toggle plate (311) is provided with an auxiliary mechanism (4), the auxiliary mechanism (4) comprising a rotating rod (401), and the outer wall of the rotating rod (401) is rotatably connected to the top of the toggle plate (311).

7. A rice production and processing device according to claim 6, characterized in that: An opening and closing plate (402) is fixedly connected to the outer wall of the rotating rod (401); the opening and closing plate (402) is an arc-shaped plate structure; and a torsion spring is provided between the rotating rod (401) and the toggle plate (311).

8. A rice production and processing device according to claim 7, characterized in that: The top of the toggle plate (311) is fixedly connected to a curved slide plate B (404), the inner wall of the curved slide plate B (404) is slidably connected to a curved slide plate A (403), the inner wall of the curved slide plate B (404) is provided with an internal spring, one end of the internal spring is fixedly connected to the inner wall of the curved slide plate B (404), and the other end of the internal spring is fixedly connected to the outer wall of the curved slide plate A (403).

Citation Information

Patent Citations

  • Selecting and processing device for finished rice production

    CN209020777U