A sugar beet seed harvesting device

By designing a beet seed harvesting device, which utilizes a rotating cylinder, gear rack and pinion structure, and drive mechanism, the automatic separation of beet seeds from impurities is achieved, solving the problems of tedious beet seed harvesting and numerous impurities, and improving harvesting efficiency.

CN224538862UActive Publication Date: 2026-07-24ZHANGYE ACAD OF AGRI SCI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHANGYE ACAD OF AGRI SCI
Filing Date
2025-08-06
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

The current beet seed harvesting process is cumbersome and has a high impurity content, which affects the efficiency of subsequent use.

Method used

Design a beet seed harvesting device, including a protective box, a support frame, a rotating cylinder, a gear and rack structure and a drive mechanism. The device uses a motor to drive a movable block to slide against the rotating cylinder, thereby separating the beet stalks from the seeds and using a screen to remove impurities.

Benefits of technology

It achieves efficient separation and screening of beet seeds, simplifies the harvesting process, improves the harvesting efficiency of beet seeds, and removes impurities.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of sugar beet seed harvesting devices, it is related to sugar beet seed harvesting equipment field, including protective box, the support frame is horizontally arranged in the top of protective box, the support frame inside is provided with baffle, recess is opened in support frame outer wall, the movable block is arranged in the recess, the rotating shaft is arranged between the movable block, the rotating shaft outside is provided with rotating cylinder, the rotating cylinder outside is provided with multiple connecting parts, the connecting part outside is provided with locking bolt, one end of the locking bolt is connected with fixed cylinder, the rotating shaft both ends are provided with gear, the support frame bottom is provided with rack meshing with gear, driving mechanism drives movable block and rotating cylinder left and right slide along recess, sugar beet rod one end is inserted into fixed cylinder inside, tooth sugar beet rod impacts the baffle above, so that sugar beet rod and its sugar beet seed are separated, without using manual separation to sugar beet seed, improve the harvesting efficiency of sugar beet seed.
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Description

Technical Field

[0001] This utility model relates to the field of beet seed harvesting equipment, specifically a beet seed harvesting device. Background Technology

[0002] Sugar beets are an important raw material for the sugar industry and a crucial sugar-producing ingredient in temperate regions. They are not only used in the food industry but also in renewable energy production and pectin extraction. Furthermore, sugar beets possess antihypertensive, hypoglycemic, antioxidant, anti-inflammatory, and liver-protective properties.

[0003] Beetroot is typically harvested when the plants are mature. The process involves separating the intertwined branches of the plants, cutting the stems from the base of the plants with a sickle, and then drying them until the seeds are dry and easy to detach. The seeds are then separated from the bulbs. This manual harvesting process is quite cumbersome and not suitable for large-scale beetroot harvesting. Furthermore, the harvested seeds contain a lot of impurities, which affects their efficiency in subsequent use. Utility Model Content

[0004] The purpose of this invention is to provide a beet seed harvesting device to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: A beet seed harvesting device includes a protective box and further includes: A support frame is horizontally installed on the top of the protective box. A baffle is installed inside the support frame. A groove is opened on the outer wall of the support frame. A movable block is installed inside the groove. A rotating shaft is installed between two movable blocks. A rotating cylinder is installed outside the rotating shaft. Multiple connecting parts are installed outside the rotating cylinder. A fixed cylinder is installed inside the connecting parts. A locking bolt is installed outside the connecting parts. One end of the locking bolt is connected to the fixed cylinder. Gears are installed at both ends of the rotating shaft. A rack that meshes with the gears is installed at the bottom of the support frame. The protective box has a cabinet door on its outer side wall, a latch between the cabinet door and the protective box, a fixing plate on the inner wall of the protective box, a retaining plate inside the fixing plate, a filter box between two retaining plates, a screen inside the filter box, a sleeve at the bottom of the movable block, a telescopic rod slidably mounted at the bottom end of the sleeve, a scraper between two telescopic rods, and the scraper in contact with the screen. The drive mechanism, connected to the movable block, can drive the movable block and the rotating cylinder to slide along the groove.

[0006] Based on the above technical solutions, this utility model also provides the following optional technical solutions: In one alternative embodiment: the driving mechanism includes a lead screw, a motor, and a transmission belt. The lead screw is rotatably mounted inside the groove. A sleeve that cooperates with the lead screw is mounted on the movable block. A transmission belt is mounted between the two lead screws. A motor is mounted on the outer wall of the support frame. The rotating end of the motor is connected to the lead screw.

[0007] In one alternative: the protective box is provided with a guide plate inside, the guide plate has a discharge chute, and a collection box is provided below the guide plate.

[0008] In one alternative: both sides of the baffle are provided with screws, one end of which extends out of the support frame and is provided with a nut.

[0009] In one alternative: a spring is provided inside the sleeve, and one end of the spring is connected to the telescopic rod.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows: The beet seed harvesting device can separate and screen beet seeds, removing impurities mixed in with them. The drive mechanism drives the movable block and the rotating cylinder to slide left and right along the groove. One end of the beet stalk is inserted into the fixed cylinder, which holds the inserted beet stalk. The movable block drives the rotating cylinder to move. The gear meshes with the rack and pinion to drive the rotating cylinder to rotate. The beet stalk hits the baffle above, separating the beet stalk from the beet seeds on it. The harvesting device is more convenient to use and improves the harvesting efficiency of beet seeds, eliminating the need for manual separation of beet seeds by the user. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of a beet seed harvesting device.

[0012] Figure 2 This is a cross-sectional view of the protective box in a beet seed harvesting device.

[0013] Figure 3 This is a schematic diagram of the support frame in a beet seed harvesting device.

[0014] Figure 4 This is a schematic diagram of the rotating drum in a beet seed harvesting device.

[0015] Figure reference numerals: 1-Protective box, 2-Support frame, 201-Groove, 3-Baffle, 4-Screw, 5-Cabinet door, 6-Pin, 7-Fixing plate, 8-Clamping plate, 9-Filter box, 10-Inclined chute, 11-Guide plate, 111-Discharge chute, 12-Collection box, 13-Moving block, 14-Rotating shaft, 15-Sleeve, 16-Telescopic rod, 17-Spring, 18-Scraper, 19-Screw, 20-Screw rod, 21-Sleeve, 22-Transmission belt, 23-Rotating cylinder, 231-Connecting part, 24-Rack, 25-Gear, 26-Fixing cylinder, 27-Locking bolt, 28-Motor. Detailed Implementation

[0016] To make the objectives, technical solutions, and advantages of this utility model clearer, the following detailed description is provided in conjunction with the accompanying drawings and embodiments. In the drawings and description, similar or identical parts are referred to by the same reference numerals, and in practical applications, the shape, thickness, or height of each component may be enlarged or reduced. The embodiments listed in this utility model are merely illustrative and not intended to limit the scope of this utility model. Any obvious modifications or changes made to this utility model do not depart from its spirit and scope.

[0017] In one embodiment, such as Figure 1-4 As shown, a beet seed harvesting device includes a protective box 1, and further includes: The support frame 2 is horizontally arranged on the top of the protective box 1. The support frame 2 has a baffle 3 inside. The support frame 2 has grooves 201 on both sides of its exterior. Movable blocks 13 are slidably arranged inside the grooves 201. A rotating shaft 14 is rotatably arranged between the two movable blocks 13. A rotating cylinder 23 is fixedly arranged on the outside of the rotating shaft 14. Multiple connecting parts 231 are arranged on the outside of the rotating cylinder 23. A fixed cylinder 26 is arranged inside the connecting parts 231. The fixed cylinder 26 is made of spring sheet and can clamp and fix the beet stalks placed inside. A locking bolt 27 is arranged on the outside of the connecting parts 231. Tightening the locking bolt 27 will press the fixed cylinder 26 inward, which can fix the fixed cylinder 26. Gears 25 are arranged at both ends of the rotating shaft 14. A rack 24 that meshes with the gears 25 is arranged at the bottom of the support frame 2. The protective box 1 has a screen 19. The outer wall of the protective box 1 is provided with a cabinet door 5. A latch 6 is provided between the cabinet door 5 and the protective box 1. The inner wall of the protective box 1 is provided with a fixing plate 7. A card plate 8 is slidably provided inside the fixing plate 7. A filter box 9 is provided between the two card plates 8. The screen 19 is provided inside the filter box 9. A sleeve 15 is fixedly provided at the bottom of the movable block 13. A telescopic rod 16 is slidably provided at the bottom end of the sleeve 15. A scraper 18 is provided between the two telescopic rods 16. The scraper 18 is in contact with the screen 19. The drive mechanism is connected to the movable block 13 and can drive the movable block 13 and the rotating cylinder 23 to slide along the groove 201.

[0018] The beet seed harvesting device drives the movable block 13 and the rotating cylinder 23 to slide left and right along the groove 201 via a drive mechanism. The fixed cylinder 26 can be removed from the rotating cylinder 23. One end of the beet stalk is inserted into the fixed cylinder 26. The fixed cylinder 26 is made of a spring clip and can hold the inserted beet stalk. Multiple fixed cylinders 26 are placed on the rotating cylinder 23 in sequence. The movable block 13 drives the rotating cylinder 23 to move. The gear 25 drives the rotating cylinder 23 to rotate through meshing with the rack 24. The rotating cylinder 23 drives the beet stalk on it to rotate, so that the beet stalk hits the baffle 3 above, and the beet stalk separates from the beet seeds on it. The beet seeds fall into the filter box 9 for screening. As an embodiment, the left, right and up and down positions of the various components shown in the figure are only one arrangement. The specific positions are set according to specific needs.

[0019] In one embodiment, such as Figure 1-3 As shown, the driving mechanism includes a lead screw 20, a motor 28, and a transmission belt 22. The lead screw 20 is rotatably disposed inside the groove 201. A sleeve 21 that cooperates with the lead screw 20 is disposed on the movable block 13. The sleeve 21 has a threaded groove that cooperates with the lead screw 20. A transmission belt 22 is disposed between the two lead screws 20. A motor 28 is disposed on the outer wall of the support frame 2. The rotating end of the motor 28 is connected to the lead screw 20. The motor 28 and the transmission belt 22 drive the two lead screws 20 to rotate. The lead screw 20 drives the movable block 13 to slide along the groove 201.

[0020] In one embodiment, such as Figure 1-2 As shown, the protective box 1 is equipped with a guide plate 11, on which a sloping groove 10 and a discharge groove 111 are provided. A collection box 12 is provided below the guide plate 11. The sieved beet seeds slide into the collection box 12 along the sloping groove 10 and the discharge groove 111.

[0021] In one embodiment, such as Figure 1-2 As shown, both sides of the baffle 3 are provided with screws 4. One end of the screw 4 passes through the support frame 2 and is provided with a nut. The baffle 3 moves up and down and is fixed by the screws 4 and the nut.

[0022] In one embodiment, such as Figure 1 As shown, a spring 17 is provided inside the sleeve 15. One end of the spring 17 is connected to the telescopic rod 16. The spring 17 presses the scraper 18 downward by its elastic force, so that the scraper 18 is tightly attached to the screen 19.

[0023] The above embodiments of this utility model provide a beet seed harvesting device. One end of the beet stalk is inserted into the fixed cylinder 26, which holds the beet stalk in place. After the beet stalk is fixed, multiple fixed cylinders 26 are placed on the rotating cylinder 23 in sequence, and the locking bolts 27 are turned to fix the fixed cylinders 26. The motor 28 and the transmission belt 22 drive two lead screws 20 to rotate. The lead screws 20 drive the movable block 13 to slide along the groove 201. The gear 25 drives the rotating cylinder 23 to rotate through meshing with the rack 24. The rotating cylinder 23 drives the beet stalk on it to rotate. The beet stalk hits the baffle 3 above, causing the beet stalk to separate from the beet seeds. The beet seeds fall into the filter box 9 for sieving. The movable block 13 drives the scraper 18 to slide left and right through the sleeve 15 and the telescopic rod 16 to prevent the beet seeds from accumulating inside the filter box 9.

[0024] The above description is merely a specific embodiment of this disclosure, but the scope of protection of this disclosure is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the scope of the technology disclosed in this disclosure should be included within the scope of protection of this disclosure. Therefore, the scope of protection of this disclosure should be determined by the scope of the claims.

Claims

1. A beet seed harvesting device, comprising a protective box, characterized in that, Also includes: A support frame is horizontally installed on the top of the protective box. A baffle is installed inside the support frame. A groove is opened on the outer wall of the support frame. A movable block is installed inside the groove. A rotating shaft is installed between two movable blocks. A rotating cylinder is installed outside the rotating shaft. Multiple connecting parts are installed outside the rotating cylinder. A fixed cylinder is installed inside the connecting parts. A locking bolt is installed outside the connecting parts. One end of the locking bolt is connected to the fixed cylinder. Gears are installed at both ends of the rotating shaft. A rack that meshes with the gears is installed at the bottom of the support frame. The protective box has a cabinet door on its outer side wall, a latch between the cabinet door and the protective box, a fixing plate on the inner wall of the protective box, a retaining plate inside the fixing plate, a filter box between two retaining plates, a screen inside the filter box, a sleeve at the bottom of the movable block, a telescopic rod slidably mounted at the bottom end of the sleeve, a scraper between two telescopic rods, and the scraper in contact with the screen. The drive mechanism, connected to the movable block, can drive the movable block and the rotating cylinder to slide along the groove.

2. The beet seed harvesting device according to claim 1, characterized in that, The driving mechanism includes a lead screw, a motor, and a transmission belt. The lead screw is rotatably mounted inside the groove. A sleeve that cooperates with the lead screw is mounted on the movable block. A transmission belt is mounted between the two lead screws. A motor is mounted on the outer wall of the support frame. The rotating end of the motor is connected to the lead screw.

3. The beet seed harvesting device according to claim 2, characterized in that, The protective box is equipped with a guide plate inside, a discharge chute is provided on the guide plate, and a collection box is provided below the guide plate.

4. The beet seed harvesting device according to claim 1, characterized in that, Both sides of the baffle are provided with screws, one end of which passes through the support frame and is provided with a nut.

5. The beet seed harvesting device according to claim 1, characterized in that, A spring is installed inside the sleeve, and one end of the spring is connected to the telescopic rod.