A corn ear sheller for breeding research
By introducing a dust collector, fan, and baffle into the corn single-ear thresher, the problem of dust spillage was solved, dust removal and collection functions were realized, and the safety and environmental protection of the corn single-ear thresher were improved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- YUNNAN XUANSHENG SEED IND CO LTD
- Filing Date
- 2025-08-06
- Publication Date
- 2026-06-26
AI Technical Summary
Existing corn single-ear threshers are prone to dust spillage during use, which affects the laboratory environment.
A corn single-ear threshing machine for breeding research was designed, which includes a dust collection box, a fan, a filter plate and a baffle plate. The dust collection box collects dust, the baffle plate prevents dust from escaping, and a collection cabinet is set up to collect corn kernels and stalks.
It effectively reduces the impact of dust on the surrounding environment, prevents dust from splashing during corn threshing, and achieves dust removal and collection functions.
Smart Images
Figure CN224402271U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the technical field of corn single-ear threshing machines, specifically a corn single-ear threshing machine for breeding research. Background Technology
[0002] The single-ear corn thresher is a high-purity corn seed thresher suitable for threshing single ears of corn. It threshes cleanly, is compact, and is used for experimental research. It can adapt to corn cobs of different sizes and features no residue, low breakage rate, no impurities, and high speed. Compared with traditional manual threshing and hand-cranked threshing instruments, the single-ear corn thresher represents a qualitative leap in working efficiency.
[0003] Chinese Patent Publication No. CN214508074U, published on October 29, 2021, discloses an experimental miniature corn single-ear threshing machine, including a base, a support, and a shell. A fixing ring is fixedly connected to the inner side of the shell, and a threshing ring is provided inside the fixing ring. The threshing ring and the fixing ring are coaxially arranged. Rollers are evenly distributed between the threshing ring and the fixing ring, with the outer sides of the rollers respectively fitting against the threshing ring and the fixing ring. Threshing teeth are fixedly connected at equal intervals on the inner side of the threshing ring. In this invention, the threshing... The threshing machine uses simple mechanical action to thresh corn kernels one ear at a time in the laboratory, solving the problem of mixing in corn experiments and breeding work. It is simple, easy to use, and convenient. The threshing machine adopts a manual mechanical design, and the corn kernels are easily threshed by lever principle. The threshing machine is relatively lightweight, weighing about 2 kg, and can be carried by hand for work at any time. The threshing machine frees up the hands to thresh corn kernels one ear at a time, and the kernels are threshed cleanly. However, the dust generated during the threshing process can spread to the surrounding area and easily affect the laboratory environment.
[0004] Therefore, a single-ear corn thresher for breeding research is needed to solve the above problems. Utility Model Content
[0005] The purpose of this invention is to provide a single-ear corn thresher for breeding research, in order to solve the problem mentioned in the background art that the dust is difficult to handle when using a single-ear corn thresher.
[0006] To achieve the above objectives, this utility model provides the following technical solution: a single-ear corn thresher for breeding research, comprising a base, a bottom box, and a threshing box. The bottom box is installed at the top of the base, and the threshing box is installed at the top of the bottom box. A side box is installed on the right side of the bottom box and the threshing box. A feed pipe is installed on the left side of the threshing box. A dust removal assembly is provided at the top of the threshing box. The dust removal assembly includes a dust removal box, an exhaust duct, a fan, a positioning frame, a slot, a filter plate, and an air inlet duct. The dust removal box is installed at the top of the threshing box. An exhaust duct is provided on the right side surface of the dust removal box. A fan is installed on the right side inside the dust removal box. A positioning frame is installed on the left side inside the dust removal box. A slot is provided on the top surface of the dust removal box. The bottom end of the slot extends to the inside of the positioning frame. A filter plate is inserted into the inside of the slot. An air inlet duct is provided at the bottom left side inside the dust removal box. The bottom end of the air inlet duct extends into the inside of the threshing box.
[0007] As a further technical solution of this utility model, a grain discharge trough is provided on the right side of the bottom of the threshing box, and a rod discharge trough is provided on the right side of the threshing box.
[0008] As a further technical solution of this utility model, a motor is installed at the bottom left side of the threshing box, the output end of the motor extends into the interior of the threshing box, a threshing roller is installed at the output end of the motor, and a release rod is installed on the outer side wall of the threshing roller.
[0009] As a further technical solution of this utility model, a plurality of release rods are installed on the outer side wall of the threshing roller, and the plurality of release rods are distributed at equal intervals.
[0010] As a further technical solution of this utility model, a guide plate is installed at the front end of the threshing box, and an auxiliary roller is movably installed at the top of the threshing box.
[0011] As a further technical solution of this utility model, a top box is installed at the top of the feed pipe, a rotating shaft is movably installed inside the top box, a baffle plate is installed on the outer side wall of the rotating shaft, and the bottom end of the baffle plate extends into the interior of the feed pipe.
[0012] As a further technical solution of this utility model, four sets of the baffle plates are installed on the outer side wall of the rotating shaft, and the four sets of baffle plates are distributed in a ring.
[0013] As a further technical solution of this utility model, a first cabinet slot is provided at the bottom left side of the bottom box, and a first collection cabinet is inserted into the inner side of the first cabinet slot. A second cabinet slot is provided at the bottom right side of the side box, and a second collection cabinet is inserted into the inner side of the second cabinet slot.
[0014] Compared with the prior art, the beneficial effects of this utility model are as follows: by setting up a dust collection box, which is installed on the top of the threshing box and connected to the inside of the threshing box through an air inlet slit, when the fan inside the dust collection box is started, the air and some dust inside the threshing box can enter the dust collection box along the air inlet slit. When passing through the filter plate, the dust is filtered and collected, thereby reducing the impact of dust on the surrounding environment and realizing the dust removal function when the corn single ear threshing machine is in use.
[0015] With the aid of a rotating shaft, four sets of baffles are installed in a movable manner. During use, some of the corn enters the feed pipe. As the corn is fed into the threshing box through the feed pipe, the baffles rotate accordingly. This does not affect the normal feeding operation of the corn. At the same time, the presence of the baffles can reduce the spillage of dust inside the threshing box and prevent the corn from flying out in the opposite direction during the threshing process, thus achieving the auxiliary protection function of the single-ear corn thresher during use.
[0016] By setting up a first collection cabinet and a second collection cabinet, which are inserted into the first cabinet slot and the second cabinet slot respectively, and located below the grain discharge slot and the stalk discharge slot, the corn kernels and corn stalks can be classified and collected, thus realizing the collection function when the corn single ear thresher is used. Attached Figure Description
[0017] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;
[0018] Figure 2 This is a frontal cross-sectional view of the present invention.
[0019] Figure 3 This is a front view cross-sectional structural diagram of the dust collector box of this utility model;
[0020] Figure 4 This is a front view cross-sectional structural diagram of the feed pipe and top box of this utility model;
[0021] Figure 5 This is a front view sectional structural diagram of the bottom box and side box of this utility model;
[0022] In the diagram: 1. Base; 2. Bottom box; 3. Threshing box; 4. Side box; 5. Feed pipe; 6. Discharge trough; 7. Discharge rod trough; 8. Motor; 9. Threshing roller; 10. Discharge rod; 11. Guide plate; 12. Auxiliary roller; 13. Dust collector; 14. Exhaust trough; 15. Fan; 16. Positioning frame; 17. Slot; 18. Filter plate; 19. Air inlet trough; 20. Top box; 21. Rotating shaft; 22. Baffle plate; 23. First cabinet slot; 24. First collection cabinet; 25. Second cabinet slot; 26. Second collection cabinet. Detailed Implementation
[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0024] Please see Figure 1-5 This utility model provides an embodiment of a single-ear corn thresher for breeding research, comprising a base 1, a bottom box 2, and a threshing box 3. The bottom box 2 is mounted on the top of the base 1, and the threshing box 3 is mounted on the top of the bottom box 2. A side box 4 is mounted on the right side of the bottom box 2 and the threshing box 3. A feed pipe 5 is mounted on the left side of the threshing box 3. A discharge trough 6 is provided on the right side of the bottom end of the threshing box 3, and a rod discharge trough 7 is provided on the right side of the threshing box 3. A motor 8 is mounted on the bottom left side of the threshing box 3. The right output end of the motor 8 extends into the interior of the threshing box 3. A threshing roller 9 is mounted on the right output end of the motor 8. A release rod 10 is mounted on the outer wall of the threshing roller 9. Several release rods 10 are mounted on the outer wall of the threshing roller 9, and the several release rods 10 are distributed at equal intervals. The front end of the interior of the threshing box 3... A guide plate 11 is installed, an auxiliary roller 12 is movably installed at the top of the threshing box 3, and a dust removal assembly is provided at the top of the threshing box 3. The dust removal assembly includes a dust removal box 13, an exhaust duct 14, a fan 15, a positioning frame 16, a slot 17, a filter plate 18, and an air inlet duct 19. The dust removal box 13 is installed at the top of the threshing box 3. An exhaust duct 14 is provided on the right side surface of the dust removal box 13. A fan 15 is installed on the right side inside the dust removal box 13. A positioning frame 16 is installed on the left side inside the dust removal box 13. A slot 17 is provided on the top surface of the dust removal box 13. The bottom end of the slot 17 extends to the inside of the positioning frame 16. A filter plate 18 is inserted into the inside of the slot 17. An air inlet duct 19 is provided at the bottom of the left side inside the dust removal box 13. The bottom end of the air inlet duct 19 extends into the inside of the threshing box 3.
[0025] Specifically, such as Figure 1 , Figure 2 and Figure 3 As shown, when in use, the filter plate 18 is inserted into the inner side of the positioning frame 16 of the dust collector 13 through the slot 17. When the fan 15 is started, the air and some dust inside the threshing box 3 can enter the dust collector 13 through the air inlet slot 19. When passing through the filter plate 18, the dust is filtered and collected to reduce the impact of dust on the surrounding environment. Later, the filter plate 18 can be pulled out to process the dust collected on the surface.
[0026] A top box 20 is installed at the top of the feed pipe 5. A rotating shaft 21 is movably installed inside the top box 20. A baffle plate 22 is installed on the outer side wall of the rotating shaft 21. The bottom end of the baffle plate 22 extends into the inside of the feed pipe 5. Four sets of baffle plates 22 are installed on the outer side wall of the rotating shaft 21. The four sets of baffle plates 22 are arranged in a ring.
[0027] Specifically, such as Figure 1 , Figure 2 and Figure 4 As shown, when in use, the baffle 22 is movably installed inside the feed pipe 5 with the assistance of the rotating shaft 21. In its natural state, the baffle 22 hangs down, which can block part of the space inside the feed pipe 5, reduce the spillage of dust inside the threshing box 3, and prevent corn from flying out in the opposite direction during the threshing process, thus avoiding danger.
[0028] A first cabinet slot 23 is provided at the bottom left side of the bottom box 2, and a first collection cabinet 24 is inserted into the inner side of the first cabinet slot 23. A second cabinet slot 25 is provided at the bottom right side of the side box 4, and a second collection cabinet 26 is inserted into the inner side of the second cabinet slot 25.
[0029] Specifically, such as Figure 1 , Figure 2 and Figure 5 As shown, in use, the first collection cabinet 24 is inserted into the interior of the bottom box 2 along the first cabinet groove 23, located below the discharge trough 6, and the second collection cabinet 26 is inserted into the interior of the side box 4 along the second cabinet groove 25, located below the discharge rod groove 7, so that the materials discharged from the discharge trough 6 and the discharge rod groove 7 can be collected and processed respectively.
[0030] Working principle: During use, the first collection cabinet 24 is inserted into the bottom box 2 along the first cabinet groove 23, located below the discharge chute 6. The second collection cabinet 26 is inserted into the side box 4 along the second cabinet groove 25, located below the discharge rod groove 7. Corn is fed into the threshing box 3 along the feed pipe 5. The baffle 22 hangs down, blocking part of the space inside the feed pipe 5, which can reduce the spillage of dust inside the threshing box 3 and prevent corn from flying out in reverse during the threshing process, thus preventing danger. When the corn is fed into the threshing box 3 along the feed pipe 5, the baffle 22 rotates accordingly without affecting the normal corn feeding operation. When the corn enters the threshing box 3, it is guided by the guide plate 1. With the assistance of roller 1, the motor 8 is started to drive the threshing roller 9 to rotate as it approaches the threshing roller 9 and auxiliary roller 12. The threshing roller 9 and the release rod 10 work together to complete the corn threshing operation. The corn kernels fall into the first collection cabinet 24 below through the discharge chute 6, while the corn stalks fall into the second collection cabinet 26 below through the rod discharge chute 7. During the threshing process, the fan 15 can be started, and the air and some dust inside the threshing box 3 can enter the dust collection box 13 through the air inlet chute 19. When passing through the filter plate 18, the dust is filtered and collected to reduce the impact of dust on the surrounding environment. Later, the filter plate 18 can be removed to treat the dust collected on the surface.
[0031] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.
Claims
1. A single-ear corn thresher for breeding research, comprising a base (1), a bottom box (2), and a threshing box (3), characterized in that: A bottom box (2) is installed at the top of the base (1), a threshing box (3) is installed at the top of the bottom box (2), a side box (4) is installed on the right side of the bottom box (2) and the threshing box (3), a feed pipe (5) is installed on the left side of the threshing box (3), and a dust removal component is provided at the top of the threshing box (3). The dust removal assembly includes a dust collection box (13), an exhaust duct (14), a fan (15), a positioning frame (16), a slot (17), a filter plate (18), and an air inlet duct (19). The dust collection box (13) is installed at the top of the threshing box (3). An exhaust duct (14) is provided on the right side surface of the dust collection box (13). A fan (15) is installed on the right side inside the dust collection box (13). A positioning frame (16) is installed on the left side inside the dust collection box (13). A slot (17) is provided on the top surface of the dust collection box (13). The bottom end of the slot (17) extends to the inside of the positioning frame (16). A filter plate (18) is inserted into the inside of the slot (17). An air inlet duct (19) is provided at the bottom of the left side inside the dust collection box (13). The bottom end of the air inlet duct (19) extends to the inside of the threshing box (3).
2. The corn single-ear thresher for breeding research according to claim 1, characterized in that: A discharge trough (6) is provided on the right side of the bottom of the threshing box (3), and a rod discharge trough (7) is provided on the right side of the threshing box (3).
3. The corn single-ear thresher for breeding research according to claim 1, characterized in that: A motor (8) is installed at the bottom left side of the threshing box (3). The output end of the motor (8) extends into the interior of the threshing box (3). A threshing roller (9) is installed at the output end of the motor (8). A release rod (10) is installed on the outer side wall of the threshing roller (9).
4. A single-ear corn thresher for breeding research according to claim 3, characterized in that: Several release rods (10) are installed on the outer side wall of the threshing roller (9), and the release rods (10) are distributed at equal intervals.
5. A single-ear corn thresher for breeding research according to claim 1, characterized in that: A guide plate (11) is installed at the front end of the threshing box (3), and an auxiliary roller (12) is movably installed at the top of the threshing box (3).
6. A single-ear corn thresher for breeding research according to claim 1, characterized in that: A top box (20) is installed at the top of the feed pipe (5), and a rotating shaft (21) is movably installed inside the top box (20). A baffle plate (22) is installed on the outer side wall of the rotating shaft (21), and the bottom end of the baffle plate (22) extends into the interior of the feed pipe (5).
7. A single-ear corn thresher for breeding research according to claim 6, characterized in that: The shielding plate (22) is installed in four sets on the outer side wall of the rotating shaft (21), and the four sets of shielding plates (22) are arranged in a ring.
8. A single-ear corn thresher for breeding research according to claim 1, characterized in that: The bottom left side of the base box (2) is provided with a first cabinet slot (23), and a first collection cabinet (24) is inserted inside the first cabinet slot (23). The bottom right side of the side box (4) is provided with a second cabinet slot (25), and a second collection cabinet (26) is inserted inside the second cabinet slot (25).