Device for screening salt-tolerant rice seeds

Abstract

The utility model relates to the technical field of rice seed screening, and discloses a salt-tolerant rice seed screening device which comprises a box body, the middle upper portion of the inner side of the box body is fixedly connected with a salt water container, the bottom of the salt water container is communicated with a collecting pipe, and the middle of the front side of the collecting pipe is fixedly connected with a motor. The output end of the motor penetrates through the collecting pipe and is fixedly connected with a horizontal gear, a sliding groove is formed in the bottom of the inner side of the collecting pipe, a rack is slidably connected into the sliding groove, the rack is connected with the horizontal gear in an engaged mode, a circular filter screen is fixedly connected to the right end of the rack, and a baffle is fixedly connected to the left side of the top of the circular filter screen. According to the rice seed collecting device, saline water can pass through the filter screen and is conveyed by the water pump to return to the saline water container again, the motor can push the circular filter screen to move rightwards through meshing of the horizontal gear and the rack, full rice seeds can be conveniently collected, and continuous operation can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of rice seed screening, in particular to a device for screening salt-resistant rice seeds. Background Art

[0002] Rice seeds are the reproductive bodies produced by rice plants. From the appearance, rice seeds are oblong, mostly light yellow or golden yellow in color, with a thin layer of seed coat on the surface and a clearly visible hilum. Under suitable temperature, humidity and soil conditions, rice seeds can begin to grow and produce food for people. They are the most important source of food in our country.

[0003] With the acceleration of agricultural modernization, the demand for large-scale, efficient and precise rice cultivation is increasing, and higher requirements are placed on the quality of rice seeds. However, traditional rice seed screening methods are difficult to meet the demand due to their low efficiency and accuracy. At this time, a device for screening salt-tolerant rice seeds is needed.

[0004] The automated salt water rice seed screening device currently on the market is mainly composed of a salt water container, a stirring device and a feeding system. When in use, the rice seeds are first placed in the salt water container, and the stirring device is used to stir them so that the full seeds sink and the underfilled seeds float, thereby completing the screening work. However, when the device is in use, it is often necessary to manually collect the screened seeds. To solve the above problem, the prior art adopts the addition of a seed collection device, which can collect the seeds after the screening is completed. However, when the device is actually used, the salt water needs to be released after one screening, and the screened seeds need to be collected. The operation cycle is long, which reduces the working efficiency of the device and cannot meet the needs of users. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a device for screening salt-tolerant rice seeds, aiming to improve the problem that the automated salt water screening rice seed device in the prior art is inconvenient to collect seeds during the screening process.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a device for screening salt-resistant rice seeds, comprising a box body, a salt water container is fixedly connected to the middle and upper inner side of the box body, a collecting pipe is connected to the bottom of the salt water container, a motor is fixedly connected to the middle front side of the collecting pipe, the output end of the motor passes through the collecting pipe and is fixedly connected to a spur gear, a slide groove is provided at the inner bottom of the collecting pipe, a rack is slidably connected to the inside of the slide groove, the rack is meshed with the spur gear, a circular filter is fixedly connected to the right end of the rack, a baffle is fixedly connected to the left side of the top of the circular filter, a water pump is connected to the left end of the collecting pipe, a return pipe is connected to the top of the water pump, and the top of the return pipe is connected to the left side of the bottom of the salt water container, a flotation assembly is arranged on the rear side of the top of the box body, and a stirring mechanism is arranged on the rear side of the box body, and the stirring mechanism is used to facilitate the device to fully mix the rice seeds with the salt water.

[0007] As a further description of the above technical solution:

[0008] The stirring mechanism includes a hollow box, which is fixedly connected to the upper and rear middle part of the box body, a first motor is fixedly connected to the left side of the hollow box, an output end of the first motor passes through the hollow box and is fixedly connected to a first rotating rod, driving bevel gears are fixedly connected to the left and right sides of the outer wall of the first rotating rod, a second rotating rod is rotatably connected to the left and right sides of the inner front end of the hollow box, a driven bevel gear is fixedly connected to the rear end of the second rotating rod, the driven bevel gear is meshed with the driving bevel gear, and the front end of the second rotating rod passes through the hollow box, the box body and the brine container in sequence and is fixedly connected to a stirring paddle.

[0009] As a further description of the above technical solution:

[0010] The flotation assembly includes a concave plate, which is fixedly connected to the top rear side of the box body, a second motor is fixedly connected to the left side of the concave plate, an output end of the second motor passes through the concave plate and is fixedly connected to a threaded rod, a slider is threadedly connected to the outer side of the threaded rod, a scraper is fixedly connected to the front side of the slider, and an L-shaped filter is fixedly connected to the right side of the inner top of the brine container.

[0011] As a further description of the above technical solution:

[0012] The right end of the collecting pipe is connected with a feeding pipe, and the bottom end of the feeding pipe passes through the box body and is connected with a feeding port.

[0013] As a further description of the above technical solution:

[0014] The inner size of the salt water container matches the size of the scraper, and the inner size of the collecting pipe matches the size of the circular filter.

[0015] As a further description of the above technical solution:

[0016] The bottom of the box is fixedly connected with a support frame, and the four corners of the bottom of the support frame are fixedly connected with walking wheels.

[0017] As a further description of the above technical solution:

[0018] A storage box is fixedly connected to the upper middle portion of the left side of the box body, a box door is arranged on the top of the storage box, hinges are fixedly connected to the front and rear sides of the top left end of the box door, and the box door is rotatably connected to the storage box via the hinges.

[0019] As a further description of the above technical solution:

[0020] A controller is fixedly connected to the lower middle portion of the front side of the box body, and the controller is electrically connected to the motor, the first motor and the second motor respectively.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, unfilled seeds will float on the water surface, while full seeds will sink to the bottom and enter the collecting tube through the bottom of the salt water container. The salt water will pass through the filter and return to the salt water container through the transportation of the water pump. In addition, the motor can push the circular filter to the right through the engagement of the flat gear and the rack, so that full rice seeds can be conveniently collected, and continuous operation can be achieved, thereby improving the working efficiency of the device and meeting the needs of users.

[0023] 2. In the utility model, the first motor drives the first rotating rod to rotate, and the first rotating rod then drives the two active bevel gears to rotate. Since the two driven bevel gears are respectively engaged with the active bevel gears, and the active bevel gears are placed opposite to each other, the two driven bevel gears will respectively drive the second rotating rod to rotate in opposite directions, and the stirring paddles on both sides will rotate in opposite directions, so that the rice seeds can be fully mixed with the salt water, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a stereoscopic diagram of a device for screening salt-tolerant rice seeds proposed by the utility model;

[0025] Figure 2 This is a partial structural cross-sectional view of a device for screening salt-tolerant rice seeds proposed by the utility model;

[0026] Figure 3 This is a cross-sectional view of the collecting tube structure of a device for screening salt-tolerant rice seeds proposed by the utility model;

[0027] Figure 4This is a cross-sectional view of the concave plate structure of a device for screening salt-tolerant rice seeds proposed by the utility model;

[0028] Figure 5 This is a cross-sectional view of the structure of a stirring mechanism of a device for screening salt-tolerant rice seeds proposed by the utility model.

[0029] Legend:

[0030] 1. Box body; 2. Stirring mechanism; 201. Hollow box; 202. First motor; 203. First rotating rod; 204. Active bevel gear; 205. Second rotating rod; 206. Driven bevel gear; 207. Stirring paddle; 3. Brine container; 4. Collecting pipe; 5. Motor; 6. Flat gear; 7. Slide; 8. Rack; 9. Circular filter; 10. Baffle; 11. Water pump; 12. Return pipe; 13. Concave plate; 14. Second motor; 15. Threaded rod; 16. Sliding block; 17. Scraper; 18. L-shaped filter; 19. Discharge port; 20. Support frame; 21. Traveling wheel; 22. Box door; 23. Hinge; 24. Discharge pipe; 25. Storage box; 26. Controller. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1 , Figure 2 and Figure 3The utility model provides an embodiment: a device for screening salt-resistant rice seeds, comprising a box body 1, a salt water container 3 is fixedly connected to the middle and upper part of the inner side of the box body 1, a collecting pipe 4 is connected to the bottom of the salt water container 3, a motor 5 is fixedly connected to the middle part of the front side of the collecting pipe 4, the output end of the motor 5 passes through the collecting pipe 4 and is fixedly connected to a flat gear 6, the motor 5 drives the flat gear 6 to rotate, a chute 7 is provided at the inner bottom of the collecting pipe 4, a rack 8 is slidably connected inside the chute 7, the rack 8 is meshed with the flat gear 6, a circular filter screen 9 is fixedly connected to the right end of the rack 8, when the flat gear 6 rotates, the rack 8 will push the circular filter screen 9 to move, a baffle 10 is fixedly connected to the top left side of the circular filter screen 9, a water pump 11 is connected to the left end of the collecting pipe 4, a return pipe 12 is connected to the top of the water pump 11, and the top of the return pipe 12 is connected to the bottom left side of the salt water container 3, The water pump 11 can send the salt water back to the salt water container 3. A flotation assembly is arranged on the top rear side of the box body 1. A stirring mechanism 2 is arranged on the rear side of the box body 1. The stirring mechanism 2 is used to facilitate the device to fully mix the rice seeds with the salt water. The flotation assembly includes a concave plate 13. The concave plate 13 is fixedly connected to the top rear side of the box body 1. A second motor 14 is fixedly connected to the left side of the concave plate 13. The output end of the second motor 14 penetrates the concave plate 13 and is fixedly connected to a threaded rod 15. The second motor 14 will drive the threaded rod 15 to rotate. The outer side of the threaded rod 15 is threadedly connected to a slider 16. The front side of the slider 16 is fixedly connected to a scraper 17. The slider 16 will drive the scraper 17 to move. An L-shaped filter screen 18 is fixedly connected to the right side of the internal top of the salt water container 3. The right end of the collecting pipe 4 is connected to a discharge pipe 24. The bottom end of the discharge pipe 24 penetrates the box body 1 and is connected to a discharge port 19.

[0033] Specifically, when using the device, first put the rice seeds into the salt water container 3. At this time, the unfilled seeds will float on the water surface, and the full seeds will sink to the bottom and enter the collecting tube 4 through the bottom of the salt water container 3. At this time, the salt water will pass through the circular filter screen 9 and return to the salt water container 3 after being transported by the water pump 11. When the motor 5 is started, it will drive the flat gear 6 to start rotating. Since the rack 8 and the flat gear 6 are meshed with each other, when the flat gear 6 starts to rotate, the rack 8 will move accordingly. When the rack 8 moves, it will push the circular filter screen 9 to move to the right, so that the rice seeds can The rice seeds are pushed into the discharge pipe 24, and then they fall out of the discharge port 19, making it very convenient to collect the rice seeds. At the same time, the second motor 14 also starts to work, driving the threaded rod 15 to rotate. As the threaded rod 15 rotates, the slider 16 also moves accordingly, and the movement of the slider 16 drives the scraper 17 to move. When the scraper 17 moves, the incomplete rice seeds can be scraped to the inner side of the L-shaped filter 18, and the incomplete rice seeds can be conveniently collected, thereby improving the working efficiency of the device and meeting the needs of users.

[0034] Reference Figure 1 , Figure 4 and Figure 5 The stirring mechanism 2 includes a hollow box 201, which is fixedly connected to the middle and upper part of the rear side of the box body 1. The left side of the hollow box 201 is fixedly connected with a first motor 202. The output end of the first motor 202 passes through the hollow box 201 and is fixedly connected with a first rotating rod 203. The first motor 202 will drive the first rotating rod 203 to rotate. The left and right sides of the outer wall of the first rotating rod 203 are fixedly connected with a driving bevel gear 204. The left and right sides of the inner front end of the hollow box 201 are rotatably connected with a second rotating rod 205. The rear end of the second rotating rod 205 is fixedly connected with a driven bevel gear 206. The driven bevel gear 206 is meshed with the driving bevel gear 204. When the driving bevel gear 204 rotates, the driven bevel gear 206 will drive the second rotating rod 205 to rotate. The front end of the second rotating rod 205 passes through the hollow box 201, the box body 1 and the salt water container 3 in sequence and is fixedly connected with a stirring paddle 207.

[0035] Specifically, in the process of using the device, the first motor 202 is started to drive the first rotating rod 203 to rotate. The first rotating rod 203 is provided with active bevel gears 204 on both sides, and are placed opposite to each other. When the first rotating rod 203 rotates, the two active bevel gears 204 rotate accordingly. Since the two driven bevel gears 206 are respectively meshed with the active bevel gears 204, the driven bevel gears 206 will respectively drive the second rotating rod 205 to rotate in opposite directions. At this time, the stirring paddles 207 on both sides will rotate in opposite directions, which can ensure that the rice seeds can be evenly contacted with the salt water during the mixing process, thereby achieving a sufficient mixing effect, thereby improving the practicality of the device.

[0036] Reference Figure 1 , Figure 2 and Figure 3 The inner size of the salt water container 3 matches the size of the scraper 17, and the inner size of the collecting tube 4 matches the size of the circular filter 9, so that the rice seeds will not enter the left side of the circular filter 9 through the gap. The bottom of the box body 1 is fixedly connected with a support frame 20, and the four corners of the bottom of the support frame 20 are fixedly connected with walking wheels 21, and the staff can easily push the device to move through the walking wheels 21;

[0037] Specifically, the inner size of the salt water container 3 matches the size of the scraper 17, so that the full rice seeds will be scraped, the inner size of the collecting tube 4 matches the size of the circular filter 9, so that the rice seeds will not enter the left side of the circular filter 9 through the gap, and the staff can easily push the device to move through the walking wheel 21.

[0038] Reference Figure 1 A storage box 25 is fixedly connected to the upper middle part of the left side of the box body 1, and a box door 22 is arranged on the top of the storage box 25. The front and rear sides of the top left end of the box door 22 are fixedly connected with hinges 23. The box door 22 is rotatably connected to the storage box 25 through the hinge 23. The storage box 25 can be used to place rice seeds. A controller 26 is fixedly connected to the lower middle part of the front side of the box body 1. The controller 26 is electrically connected to the motor 5, the first motor 202 and the second motor 14 respectively. The controller 26 can control the operation of the motor 5, the first motor 202 and the second motor 14 respectively;

[0039] Specifically, the storage box 25 can be used to place rice seeds, and the operation of the motor 5, the first motor 202 and the second motor 14 can be controlled by the controller 26. The model of the motor 5 is F130 micro, and the models of the first motor 202 and the second motor 14 are both MS8012.

[0040] Working principle: When using the device, first put the rice seeds into the salt water container 3. At this time, the unfilled seeds will float on the water surface, and the full seeds will sink to the bottom and enter the collecting tube 4 through the bottom of the salt water container 3. At this time, the salt water will pass through the circular filter screen 9 and return to the salt water container 3 after being transported by the water pump 11. The motor 5 will start to drive the flat gear 6 to rotate. Since the rack 8 is meshed with the flat gear 6, when the flat gear 6 rotates, the rack 8 will push the circular filter screen 9 to move to the right, so that the rice seeds can be pushed into the discharge pipe 24. At this time, the rice seeds will fall out from the discharge port 19, so that the rice seeds can be conveniently collected, and the second motor 14 will drive the threaded rod 15 to rotate. At this time, the slider 16 will drive the scraper 17 to move. When the scraper 17 moves, it can scrape the unfilled rice seeds to the inside of the L-shaped filter screen 18, so that it can be conveniently collected.

[0041] And in the process of using the device, the first motor 202 will drive the first rotating rod 203 to rotate, and the driving bevel gears 204 are arranged on both sides of the first rotating rod 203. Since the two driven bevel gears 206 are respectively engaged with the driving bevel gears 204, the two driven bevel gears 206 will respectively drive the second rotating rod 205 to rotate in opposite directions. The second rotating rod 205 will drive the stirring paddles 207 on both sides to rotate, and the rotation directions of the stirring paddles 207 on both sides are opposite, so that the rice seeds can be fully mixed with the salt water.

[0042] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for screening salt-tolerant rice seeds, comprising a housing (1), characterized in that: A salt water container (3) is fixedly connected to the middle upper part of the inner side of the box body (1); the bottom of the salt water container (3) is connected to a collecting pipe (4); a motor (5) is fixedly connected to the middle part of the front side of the collecting pipe (4); the output end of the motor (5) passes through the collecting pipe (4) and is fixedly connected to a spur gear (6); a chute (7) is provided at the inner bottom of the collecting pipe (4); a rack (8) is slidably connected inside the chute (7); the rack (8) is meshedly connected to the spur gear (6); the right end of the rack (8) is fixedly connected to the collecting pipe (4); A circular filter screen (9) is connected, a baffle plate (10) is fixedly connected to the left side of the top of the circular filter screen (9), the left end of the collecting pipe (4) is connected to a water pump (11), the top of the water pump (11) is connected to a return pipe (12), the top of the return pipe (12) is connected to the left side of the bottom of the salt water container (3), a flotation assembly is arranged on the rear side of the top of the box body (1), and a stirring mechanism (2) is arranged on the rear side of the box body (1), the stirring mechanism (2) is used to facilitate the device to fully mix rice seeds with salt water; The stirring mechanism (2) comprises a hollow box (201), the hollow box (201) being fixedly connected to the middle and upper part of the rear side of the casing (1), the left side of the hollow box (201) being fixedly connected to a first motor (202), the output end of the first motor (202) passing through the hollow box (201) and being fixedly connected to a first rotating rod (203), the left and right sides of the outer wall of the first rotating rod (203) being fixedly connected to a driving bevel gear (204), the left and right sides of the inner front end of the hollow box (201) being rotatably connected to a second rotating rod (205), the rear end of the second rotating rod (205) being fixedly connected to a driven bevel gear (206), the driven bevel gear (206) being meshedly connected to the driving bevel gear (204), the front end of the second rotating rod (205) passing through the hollow box (201), the casing (1) and the salt water container (3) in sequence and being fixedly connected to a stirring paddle (207); The flotation assembly comprises a concave plate (13), the concave plate (13) being fixedly connected to the top rear side of the box body (1), a second motor (14) being fixedly connected to the left side of the concave plate (13), an output end of the second motor (14) passing through the concave plate (13) and being fixedly connected to a threaded rod (15), a slider (16) being threadedly connected to the outer side of the threaded rod (15), a scraper (17) being fixedly connected to the front side of the slider (16), and an L-shaped filter screen (18) being fixedly connected to the right side of the inner top of the brine container (3).

2. The device for screening salt-tolerant rice seeds according to claim 1, characterized in that: The right end of the collecting pipe (4) is connected to a discharge pipe (24), and the bottom end of the discharge pipe (24) passes through the box body (1) and is connected to a discharge port (19).

3. The device for screening salt-tolerant rice seeds according to claim 1, characterized in that: The inner dimensions of the salt water container (3) match the dimensions of the scraper (17), and the inner dimensions of the collection tube (4) match the dimensions of the circular filter screen (9).

4. The device for screening salt-tolerant rice seeds according to claim 1, characterized in that: The bottom of the box body (1) is fixedly connected to a support frame (20), and the four corners of the bottom of the support frame (20) are fixedly connected to walking wheels (21).

5. The device for screening salt-tolerant rice seeds according to claim 1, characterized in that: A material storage box (25) is fixedly connected to the upper middle portion of the left side of the box body (1); a box door (22) is arranged on the top of the material storage box (25); hinges (23) are fixedly connected to the front and rear sides of the top left end of the box door (22); the box door (22) is rotatably connected to the material storage box (25) via the hinges (23).

6. The device for screening salt-tolerant rice seeds according to claim 1, characterized in that: A controller (26) is fixedly connected to the lower middle portion of the front side of the box body (1), and the controller (26) is electrically connected to the motor (5), the first motor (202) and the second motor (14) respectively.

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