Seed selection device for green manure crop cultivation

Abstract

The utility model relates to the technical field of agricultural equipment, in particular to a seed selection device for green manure crop cultivation, which comprises a screening box, support legs are arranged at the bottom end of the outer wall of the screening box, a primary screening part for screening seeds is arranged in the screening box, a hollow seat is arranged on one side of the outer wall of the screening box, and a seed outlet is formed in the hollow seat. According to the seed screening device, firstly, the seeds can be screened according to the sizes of the seeds through the arranged filter screen plate, then the seeds are conveyed into the selecting barrel through the temporary storage box and the discharging pipe, and then the seeds are screened through the secondary screening part. The seeds are screened again by adding saline water into the selecting barrel, then the good seeds and the bad seeds can be taken out respectively by taking down the screening frame and opening the bottom sealing plate, the good seeds and the bad seeds can be screened together in the mode, and therefore the labor amount of follow-up personnel on seed screening can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural equipment, in particular to a seed selection device for cultivating green manure crops. Background Art

[0002] Green manure is a fertilizer made from green plants. Green manure is a complete biological fertilizer source. Planting green manure is not only an effective way to increase fertilizer sources, but also has a great effect on improving soil. However, to give full play to the yield-increasing effect of green manure, it must be used reasonably. The existing seed selection method for green manure cultivation is mostly manual seed selection. People manually use sieves to screen seeds of different sizes. The seed selection process is time-consuming and laborious, which increases the burden on green manure growers. Long-term seed selection will make people tired, greatly reducing the efficiency of seed selection.

[0003] Based on this, a seed selection device for green manure cultivation is disclosed in Chinese patent publication number CN217990038U. This patented technology can automatically screen and select seeds through the screening component, and screen according to the size of the seeds, reducing the labor burden of workers and improving the efficiency of seed selection. The dust removal component can blow away the dead leaves and dust in the seeds before the seeds fall onto the sorting plate for selection, and blow them into the filter bag, which can improve the quality of seed selection and improve the cleanliness of the seeds after screening.

[0004] However, after the existing seeds are classified and selected, there are still some rotten or bad seeds. The above patent technology only discloses the screening of seed size, but cannot further screen the rotten and bad seeds, resulting in personnel still needing to spend time and energy on screening. Therefore, the patent technology still has certain shortcomings.

[0005] In summary, it is necessary to invent a seed selection device for green manure crop cultivation. Utility Model Content

[0006] To this end, the utility model provides a seed selection device for green manure crop cultivation to solve the problem that the above patent technology only discloses the screening of seed size, but cannot further screen rotten seeds and bad seeds, resulting in personnel still needing to spend time and energy on screening.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a seed selection device for green manure crop cultivation, comprising a screening box, a bottom end of the outer wall of the screening box is provided with a support foot, a primary screening component for screening seeds is provided inside the screening box, a hollow seat is provided on one side of the outer wall of the screening box, and a secondary screening component for screening seeds is provided on the top end of the outer wall of the hollow seat.

[0008] Preferably, a feed pipe is connected to the left side of the top end of the outer wall of the screening box, a dust pump is fixed to the upper left end of the outer wall of the screening box, the suction pipe of the dust pump is connected to the left side of the inner wall of the feed pipe, and an isolation net is provided on the left side of the inner wall of the feed pipe and at a position corresponding to the suction pipe.

[0009] Preferably, the primary screening component includes a filter screen plate, which is arranged in a manner of being higher on the left and lower on the right. Support pads are provided on both sides of the inner wall of the screening box and below the filter screen plate. The top end of the outer wall of the support pad is fixed to the bottom end of the outer wall of the filter screen plate by a support spring.

[0010] Preferably, a vibrator is fixedly mounted at the center of the bottom end of the outer wall of the filter screen plate, and a storage drawer for collecting seeds is provided on the left side of the outer wall of the screening box and below the filter screen plate.

[0011] Preferably, a discharge port is provided on the right side of the outer wall of the screening box and at a position corresponding to the right end of the filter screen plate, and a temporary storage box for temporarily storing the screened seeds is provided on the right end of the outer wall of the screening box and below the discharge port, and the bottom end of the inner wall of the temporary storage box is connected to a drop pipe for discharging seeds.

[0012] Preferably, the secondary screening component includes an electrically controlled rotating seat, which is installed on the top of the outer wall of the hollow seat, and selection buckets are fixed on both sides of the outer wall of the electrically controlled rotating seat through mounting frames, and the selection buckets are arranged below the bottom end of the drop tube.

[0013] Preferably, the upper end of the inner wall of the selection barrel is slidably connected to a screening frame via a groove, the inner wall of the screening frame is overlapped with a filter plate, the bottom end of the outer wall of the selection barrel is hinged with a bottom sealing plate for sealing, and a fixing plate is fixed to the side end of the outer wall of the selection barrel away from the hinged end, and the fixing plate is connected to an extension plate fixed to the side wall of the bottom sealing plate by bolts.

[0014] Preferably, a drain port is provided on one side of the bottom end of the outer wall of the bottom sealing plate, a partition net is fixed to the inner wall of the drain port, and a drainage control valve is provided at the bottom end of the drain port, a collecting pipe is connected to the top of the inner wall of the hollow seat at a position corresponding to the drain port, and a filter plate for filtering impurities is overlapped at the top of the inner wall of the collecting pipe.

[0015] The beneficial effects of the utility model are:

[0016] In the utility model, the seeds can be screened according to their sizes by means of the provided filtering screen plate, and then the seeds are transported to the selection barrel through the temporary storage box and the dropping pipe, and the quality of the seeds can be screened again by adding salt water into the selection barrel, and then the good and bad seeds can be taken out separately by removing the screening frame and opening the bottom sealing plate. In the above manner, the quality of the seeds can be screened together, thereby reducing the workload of subsequent personnel for screening the seeds, making it more convenient for personnel to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model in the front view direction;

[0018] Figure 2 It is a schematic cross-sectional structure diagram of the screening box in the utility model in the front view direction;

[0019] Figure 3 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0020] Figure 4 For this utility model Figure 2 The enlarged structural diagram at B in the middle;

[0021] Figure 5 It is a schematic cross-sectional structure diagram of the selection barrel in the utility model in the front view direction;

[0022] Figure 6 It is a three-dimensional structural schematic diagram of the screening frame and the filter plate in the utility model.

[0023] In the figure: 100, screening box; 110, feeding pipe; 120, dust pump; 121, isolation net; 200, filter screen plate; 210, vibrator; 220, support spring; 230, storage drawer; 300, temporary storage box; 310, drop pipe; 400, hollow seat; 401, liquid collecting pipe; 402, filter element plate; 410, electric control rotating seat; 500, selection barrel; 510, screening frame; 511, filter plate; 520, bottom sealing plate; 521, drain port; 522, fixed plate. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0025] Refer to the attached Figure 1-6The utility model provides a seed selection device for green manure crop cultivation, including a screening box 100. The bottom end of the outer wall of the screening box 100 is provided with a supporting foot. The left side of the top of the outer wall of the screening box 100 is connected with a feed pipe 110. A dust pump 120 is fixed to the upper left end of the outer wall of the screening box 100. The suction pipe of the dust pump 120 is connected to the left side of the inner wall of the feed pipe 110. An isolation net 121 is provided on the left side of the inner wall of the feed pipe 110 and at a position corresponding to the suction pipe. Specifically, a person can transport the seeds to be screened into the feed pipe 110 through a lifting device, and then the seeds will fall from the feed pipe 110. At the same time, the dust pump 120 can be started to absorb the dust and air mixed in the seeds through the suction pipe, so as to filter the dust and impurities. The isolation net 121 is provided to prevent the seeds from entering the dust pump 120.

[0026] The interior of the screening box 100 is provided with a primary screening component for screening seeds, and the primary screening component includes a filter screen plate 200, and the filter screen plate 200 is arranged in a manner of being higher on the left and lower on the right. Support pads are arranged on both sides of the inner wall of the screening box 100 and below the filter screen plate 200. The top ends of the outer walls of the support pads are fixed to the bottom ends of the outer walls of the filter screen plate 200 by support springs 220. The filter screen plate 200 can slide up and down on the inner wall of the screening box 100, and the support pads can support the two ends of the filter screen plate 200 by the support springs 220 without affecting the vibration of the filter screen plate 200. An exciter 210 is fixedly installed at the center of the bottom end of the outer wall of the filter screen plate 200, and the exciter 210 is arranged to make the filter screen plate 200 vibrate after power is turned on, so that the filter screen plate 200 can The fallen seeds are screened according to their sizes to screen out small-particle seeds. A storage drawer 230 for collecting seeds is provided on the left side of the outer wall of the screening box 100 and below the filter screen plate 200. The storage drawer 230 is provided for centrally storing and placing the screened unqualified small-particle seeds. A discharge port is provided on the right side of the outer wall of the screening box 100 and at a position corresponding to the right end of the filter screen plate 200. A temporary storage box 300 for temporarily storing the screened seeds is provided on the right end of the outer wall of the screening box 100 and below the discharge port. A drop pipe 310 for discharging seeds is connected to the bottom end of the inner wall of the temporary storage box 300. The filter screen plate 200 can drop the seeds into the temporary storage box 300 through the discharge port, and the temporary storage box 300 needs an extended baffle to block the seeds so that the seeds can fall into the temporary storage box 300 through the discharge port.

[0027] A hollow seat 400 is provided on one side of the outer wall of the screening box 100. The hollow seat 400 can store salt water for screening through the internal hollow structure, and the rear end of the hollow seat 400 can be connected to a water pump and a water pipe. A secondary screening component for screening seeds is provided at the top of the outer wall of the hollow seat 400. The secondary screening component includes an electrically controlled rotating seat 410. The electrically controlled rotating seat 410 is installed at the top of the outer wall of the hollow seat 400. A motor for rotation is built into the bottom end of the electrically controlled rotating seat 410, so that the motor can drive the end connected to the selection bucket 500 to rotate after being powered on, so as to be able to screen the seeds. The selection barrel 500 is adjusted, and the selection barrel 500 is fixed to both sides of the outer wall of the electric control rotating seat 410 through the mounting frame. The selection barrel 500 is arranged below the bottom end of the drop tube 310, and the selection barrel 500 can be used to store salt water to screen the quality of seeds. The specific principle is that good seeds generally have a larger density and bad seeds have a smaller density. By soaking the seeds in salt water or sugar water, good seeds will sink and bad seeds will float on the water surface, thereby separating good seeds from bad seeds. The upper end of the inner wall of the selection barrel 500 is slidably connected with a screening frame 510 through a groove, and the inner wall of the screening frame 510 is overlapped with a filter plate 511. The screening plate 511 is arranged The bottom end of the selection frame 510 is a hollow structure. When the seeds are screened, the good seeds can sink to the bottom end of the bottom sealing plate 520 through the screening frame 510, while the bad seeds will float on the upper end of the selection barrel 500. When the screening is completed, the personnel can take out the filter plate 511 and overlap the filter plate 511 on the bottom end of the inner wall of the screening frame 510, and then lift the screening frame 510 upward. The floating bad seeds can be stored in the screening frame 510 under the action of the filter plate 511, so that the personnel can filter out the floating bad seeds. The bottom end of the outer wall of the selection barrel 500 is hinged with a sealing bottom sealing plate 520, and the side end of the outer wall of the selection barrel 500 and away from the hinge A fixing plate 522 is fixed at one end, and the fixing plate 522 is connected to an extension plate fixed to the side wall of the bottom sealing plate 520 by bolts. The bottom sealing plate 520 can seal the bottom end of the selecting bucket 500, and a sealing ring needs to be set at the outer wall of the bottom sealing plate 520 at a position corresponding to the selecting bucket 500. When the bottom sealing plate 520 and the selecting bucket 500 are closed, the extension plate fixed to the side wall of the bottom sealing plate 520 can abut against the fixing plate 522, and personnel can fix the fixing plate 522 and the extension plate by bolts and nuts, so that the bottom sealing plate 520 is fixed to the bottom end of the selecting bucket 500 to avoid brine leakage during the screening process.

[0028] A drainage port 521 is provided at one side of the bottom end of the outer wall of the bottom sealing plate 520, a partition net is fixed to the inner wall of the drainage port 521, and a drainage control valve is provided at the bottom end of the drainage port 521. A collecting pipe 401 is connected to the top of the inner wall of the hollow seat 400 and the corresponding position of the drainage port 521. A filter plate 402 for filtering impurities is overlapped at the top of the inner wall of the collecting pipe 401. When it is necessary to take out the good seeds at the bottom of the selection barrel 500, the personnel can open the drainage control valve, and the salt water can fall into the collecting pipe 401 through the drainage port 521. The seeds enter the liquid collecting pipe 401 and enter the hollow seat 400 for storage. The filter plate 402 can filter the impurities in the brine, and the filter plate 402 can also be directly taken out from the top of the liquid collecting pipe 401 for cleaning. After drainage is completed, the personnel can remove the bolts on the fixing plate 522 and the extension plate, and then flip the bottom sealing plate 520 downward, and the seeds can run out through the opening at the bottom of the picking barrel 500, so that the personnel can take out the good seeds for easy screening and use next time.

[0029] The use process of the utility model is as follows: first, personnel can install the device, and then add the configured brine into the selection bucket 500 through a water pump and a water pipe. After completion, personnel can transport the seeds to be screened into the feed pipe 110 through a lifting device, and then the seeds will fall from the feed pipe 110. At the same time, the dust suction pump 120 can be started and the dust and air mixed in the seeds can be sucked out through the suction pipe, so that dust impurities can be filtered.

[0030] The dust-removed seeds will fall onto the filter screen plate 200, and the vibrator 210 is set to make the filter screen plate 200 vibrate after power is turned on, so that the filter screen plate 200 can screen the fallen seeds according to size. Small-grain seeds will pass through the sieve holes and fall into the storage drawer 230, while large-grain seeds will fall into the temporary storage box 300 along the filter screen plate 200, and fall into the selection barrel 500 through the drop pipe 310, and the selection barrel 500 will select good seeds and bad seeds through salt water.

[0031] When the amount of seeds in the selection barrel 500 reaches a certain amount, the personnel can drive the upper end to rotate through the motor installed on the electric control rotating seat 410, so that the selection barrel 500 can be adjusted, so that the screening efficiency will not be affected during the seed removal process, and the personnel can first take out the filter plate 511, and insert the filter plate 511 vertically into the screening frame 510 and then place it horizontally to isolate the bottom of the screening frame 510, and then the personnel can pull the screening frame 510 upwards, so that the screening frame 510 can remove the floating bad seeds through the filter plate 511, and then open the drainage control valve, and the salt water can be discharged through the drainage The opening 521 falls into the collecting pipe 401, and enters the hollow seat 400 through the collecting pipe 401 for storage, and the filter plate 402 provided can filter the impurities in the brine. After the brine is emptied, the personnel can remove the bolts on the fixing plate 522 and the extension plate, and then flip the bottom sealing plate 520 downward, and the seeds can run out through the opening at the bottom of the picking barrel 500, and the personnel can set a collection bag at the bottom of the picking barrel 500 to collect the seeds. After the collection is completed, the bottom sealing plate 520 is closed and fixed, and then the screening frame 510 is placed and brine is re-added for the next seed screening.

[0032] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A seed selection device for green manure crop cultivation, comprising a screening box (100), wherein the bottom end of the outer wall of the screening box (100) is provided with a support foot, and a primary screening component for screening seeds is provided inside the screening box (100), characterized in that: A hollow seat (400) is provided on one side of the outer wall of the screening box (100), and a secondary screening component for screening seeds is provided on the top end of the outer wall of the hollow seat (400).

2. A seed selection device for green manure crop cultivation according to claim 1, characterized in that: The left side of the top end of the outer wall of the screening box (100) is connected to a feed pipe (110), a dust suction pump (120) is fixed to the upper end of the left side of the outer wall of the screening box (100), the suction pipe of the dust suction pump (120) is connected to the left side of the inner wall of the feed pipe (110), and an isolation net (121) for isolation is provided on the left side of the inner wall of the feed pipe (110) and at a position corresponding to the suction pipe.

3. A seed selection device for green manure crop cultivation according to claim 1, characterized in that: The primary screening component comprises a filter screen plate (200), the filter screen plate (200) being arranged in a manner of being higher on the left and lower on the right, support pads being arranged on both sides of the inner wall of the screening box (100) and below the filter screen plate (200), and the top ends of the outer walls of the support pads being fixed to the bottom ends of the outer walls of the filter screen plate (200) via support springs (220).

4. A seed selection device for green manure crop cultivation according to claim 3, characterized in that: An exciter (210) is fixedly mounted at the center of the bottom end of the outer wall of the filtering screen plate (200), and a storage drawer (230) for collecting seeds is provided on the left side of the outer wall of the screening box (100) and below the filtering screen plate (200).

5. A seed selection device for green manure crop cultivation according to claim 3, characterized in that: A discharge port is provided on the right side of the outer wall of the screening box (100) and at a position corresponding to the right end of the filter screen plate (200); a temporary storage box (300) for temporarily storing screened seeds is provided on the right end of the outer wall of the screening box (100) and below the discharge port; the bottom end of the inner wall of the temporary storage box (300) is connected to a drop pipe (310) for discharging seeds.

6. A seed selection device for green manure crop cultivation according to claim 5, characterized in that: The secondary screening component comprises an electrically controlled rotating seat (410), wherein the electrically controlled rotating seat (410) is mounted on the top of the outer wall of the hollow seat (400), and selection buckets (500) are fixed on both sides of the outer wall of the electrically controlled rotating seat (410) via mounting frames, and the selection buckets (500) are arranged below the bottom end of the drop tube (310).

7. A seed selection device for green manure crop cultivation according to claim 6, characterized in that: The upper end of the inner wall of the selection barrel (500) is slidably connected to a screening frame (510) via a groove, the inner wall of the screening frame (510) is overlapped with a filter plate (511), the lower end of the outer wall of the selection barrel (500) is hingedly connected to a bottom sealing plate (520) for sealing, and a fixing plate (522) is fixed to the side end of the outer wall of the selection barrel (500) and at one end away from the hinged end, and the fixing plate (522) is connected to an extension plate fixed to the side wall of the bottom sealing plate (520) via bolts.

8. A seed selection device for green manure crop cultivation according to claim 7, characterized in that: A drainage port (521) is provided at one side of the bottom end of the outer wall of the bottom sealing plate (520), a partition net is fixed to the inner wall of the drainage port (521), and a drainage control valve is provided at the bottom end of the drainage port (521); a liquid collecting pipe (401) is connected to the top end of the inner wall of the hollow seat (400) and at a position corresponding to the drainage port (521), and a filter element plate (402) for filtering impurities is overlapped at the top end of the inner wall of the drainage port (401).

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