Coptis chinensis seed screening device

Abstract

The utility model relates to the technical field of screeners, and discloses a coptis chinensis seed screener which comprises a screening bin, a plurality of screening plates are fixedly connected in the screening bin in a sleeved mode, a PLC is fixedly installed on one side of the screening bin, and the coptis chinensis seed screener further comprises a screening assembly used for screening coptis chinensis seeds. Through mutual cooperative use of a vibration motor, a fixed pipe, a flow guide plate and a second filter screen, the effect of screening seeds can be achieved, impurities enter the fixed pipe with a larger opening through blowing of a plurality of fans which are transversely arranged, negative pressure is kept in a screening bin and the fixed pipe through an air extractor, and the screening efficiency is improved. Impurities can completely enter the fixing pipe along with airflow, airflow turbulence is avoided, the impurities cannot be deposited in the fixing pipe and the second fixing bin, the impurities are filtered and collected through the filter screen and the collecting bin, the second filter screen is vibrated through the vibration motor to prevent blockage, use is convenient, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of screening device, especially to a coptis chinensis seed screening device. BACKGROUND

[0002] Before coptis chinensis seed is sowed, in order to guarantee the production yield of later, generally all need to select the seed of big and full grain to sow, in addition, the seed usually will be mixed with dust, soil and corn bran and other impurities, therefore, still need to remove the impurities in the seed before actual sowing.

[0003] The existing agricultural seed screening device (announcement number: CN221602549U) has at least the following disadvantages:

[0004] In the above patent, the part of impurities can be blown to the collecting pipe for centralized treatment by the blower, but the flowing air will not all enter the inside of the collecting pipe after the fan blows out, and some will be discharged from the feed hopper and the discharge port, so that the impurities are difficult to all enter the inside of the collecting pipe, and the collecting pipe branch at the bottom is upwardly drained, so that the impurities are easily accumulated at the elbow of the collecting pipe due to gravity, making it inconvenient to use, and having certain limitations. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides a coptis chinensis seed screening device.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] A coptis chinensis seed screening device, comprising a screening bin, a plurality of sieve plates are fixedly sleeved in the inside of the screening bin, a PLC controller is fixedly installed on one side of the screening bin, and a screening assembly for screening coptis chinensis seeds is further included, the screening assembly is arranged on the outer circular wall surface of the screening bin, and the screening assembly comprises a plurality of first fixing holes, and the first fixing holes are all arranged on the outer circular wall surface of the screening bin.

[0008] As a further scheme of the utility model, the screening assembly further includes a fixed pipe arranged on the outer circumferential wall surface of the screening bin, the fixed pipe is fixedly sleeved with the first fixed hole, one side of the fixed pipe is fixedly installed with a second fixed bin, a flow guide plate is fixedly sleeved in the second fixed bin, a rectangular through hole is formed in the bottom surface of the flow guide plate, a second filter screen is fixedly sleeved in the rectangular through hole, an extension pipe is fixedly installed on the bottom surface of the fixed pipe, a third fixed bin is fixedly installed on the bottom surface of the extension pipe, a supporting hole is formed in one side of the third fixed bin, a filter screen frame is movably sleeved in the supporting hole, a second fixed hole is formed in the top surface of the third fixed bin, a first circular through hole is formed in one side of the second fixed bin, a connecting pipe is fixedly sleeved on the inner circumferential wall surface of the first circular through hole, the connecting pipe is fixedly sleeved with the second fixed hole, an air extractor is arranged on one side of the third fixed bin, the air inlet of the air extractor is fixedly sleeved with the connecting pipe, and the air extractor is electrically connected with the PLC controller.

[0009] As a further scheme of the utility model, a second rectangular through hole is formed in one side of the third fixed bin, and a collecting bin is movably sleeved in the second rectangular through hole.

[0010] As a further scheme of the utility model, the outer circumferential wall surface of the screening bin is provided with a plurality of first fixed bins, the first fixed bins are fixedly sleeved with the first fixed holes, a plurality of first circular through holes are formed in one side of the first fixed bins, fan blades are fixedly sleeved on the inner circumferential wall surface of the first circular through holes, and the fan blades are electrically connected with the PLC controller.

[0011] As a further scheme of the utility model, vibration motors are fixedly installed on one side of the fixed pipe and the outer circumferential wall surface of the screening bin respectively, and the vibration motors are electrically connected with the PLC controller.

[0012] As a further scheme of the utility model, a plurality of connecting columns are fixedly installed on one side of the third fixed bin, and the connecting columns are fixedly installed with the vibration motors.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The mutual cooperation of the vibration motor, the fixed pipe, the flow guide plate and the second filter screen can achieve the effect of screening the seeds, the impurities enter the fixed pipe with a larger opening through the blowing of the plurality of transversely arranged fans, the screening bin and the fixed pipe are kept under negative pressure through the air extractor, the impurities can enter the fixed pipe completely along the airflow, the airflow is prevented from blowing out of the feeding hopper and the discharge port, the impurities are prevented from depositing in the fixed pipe and the second fixed bin, the filter screen and the collecting bin are used for filtering and collecting, the vibration motor is used for vibrating the second filter screen to prevent blockage, use is facilitated, and the device is practical. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A schematic diagram of the overall structure of the Coptis chinensis seed screening device is provided in the present application.

[0016] Figure 2 A schematic diagram of the screening bin structure of the Coptis chinensis seed screening device is provided in the present application.

[0017] Figure 3 A schematic diagram of the flow guide plate structure of the Coptis chinensis seed screening device is provided in the present application. Figure 2 A schematic diagram of the local structure of the A is provided in the present application.

[0018] Figure 4 A schematic diagram of the flow guide plate structure of the Coptis chinensis seed screening device is provided in the present application.

[0019] In the figure: 1, screening bin; 2, screen plate; 3, first fixed hole; 4, first fixed bin; 5, fan; 6, fixed pipe; 7, second fixed bin; 8, telescopic pipe; 9, third fixed bin; 10, collecting bin; 11, filter screen frame; 12, flow guide plate; 13, second filter screen; 14, second fixed hole; 15, connecting pipe; 16, air extractor; 17, support hole; 18, vibration motor; 19, connecting column. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purposes and effects achieved by the present application easy to understand, the present application will be further described below in conjunction with specific embodiments.

[0021] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, the term '' install '', '' set up '', '' connect '' and so on, should do broad sense understanding, for example '' connect '', can be fixed connection, also can be detachable connection, or integrally connect, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirectly connected through the intermediate medium, can be the intercommunication of two elements. For ordinary skilled person in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to specific circumstances.

[0023] Refer to Figures 1-4 A kind of coptis chinensis seed screening device, including screening bin 1, the inside of screening bin 1 is fixedly sleeved with several sieve plates 2, one side of screening bin 1 is fixedly installed with PLC controller, further including the screening assembly for screening coptis chinensis seed, screening assembly is arranged at the outer circumferential wall surface of screening bin 1, and screening assembly includes: several first fixed holes 3, several first fixed holes 3 are all opened in the outer circumferential wall surface of screening bin 1, and screening assembly further includes the fixed tube 6 being arranged at the outer circumferential wall surface of screening bin 1, and fixed tube 6 is fixedly sleeved with first fixed hole 3, one side of fixed tube 6 is fixedly installed with second fixed bin 7, the inside of second fixed bin 7 is fixedly sleeved with flow guide plate 12, the bottom surface of flow guide plate 12 is opened with rectangular through-hole, and the inside of rectangular through-hole is fixedly sleeved with second filter screen 13, the bottom surface of fixed tube 6 is fixedly installed with telescopic pipe 8, the bottom surface of telescopic pipe 8 is fixedly installed with third fixed bin 9, one side of third fixed bin 9 is opened with support hole 17, support hole 17 is movably sleeved with filter screen frame 11 in the inside, the top surface of third fixed bin 9 is opened with second fixed hole 14, one side of second fixed bin 7 is opened with first circular through-hole, and the inner circumferential wall surface of first circular through-hole is fixedly sleeved with connecting pipe 15, and connecting pipe 15 is fixedly sleeved with second fixed hole 14, one side of third fixed bin 9 is provided with air extractor 16, and the gas inlet of air extractor 16 is fixedly sleeved with connecting pipe 15, and air extractor 16 is electrically connected with PLC controller.

[0024] In the embodiment, one side of third fixed bin 9 is opened with second rectangular through-hole, the inside of second rectangular through-hole is movably sleeved with collection bin 10, the outer circumferential wall surface of screening bin 1 is provided with several first fixed bin 4, and first fixed bin 4 is fixedly sleeved with first fixed hole 3, one side of first fixed bin 4 is opened with several first circular through-hole, and the inner circumferential wall surface of first circular through-hole is fixedly sleeved with fan 5, and fan 5 is electrically connected with PLC controller, and one side of fixed tube 6 and the outer circumferential wall surface of screening bin 1 are respectively fixedly installed with vibration motor 18, and vibration motor 18 is electrically connected with PLC controller, and one side of third fixed bin 9 is fixedly installed with several connecting columns 19, and connecting column 19 is fixedly installed with vibration motor 18.

[0025] From the above description, it can be seen that the above-mentioned embodiments of the utility model realize the following technical effects: through the setting of the screening bin 1, when the user needs to use the screening bin 1 to screen the coptis seed, the vibration motor 18 is started to vibrate the outer circumferential surface of the screening bin 1 and one side of the fixed tube 6, at the same time, the several fans 5 are started to blow the inside of the first fixed bin 4, the wind surface is larger through the first fixed bin 4 with wider width, the air extractor 16 is started to suck the inside of the third fixed bin 9 and the second fixed bin 7, at this time, the user pours the coptis seed into the inside of the feeding hopper of the screening bin 1, so that the impurities of the seed are blown into the inside of the fixed tube 6 on the other side by the wind blown by the top fan 5 in the falling process of the seed, the seed and the impurities that cannot be blown up fall downwards through the screen hole of the vibrating screen plate 2, the screened seed is discharged through the discharge port (the principle is same with the reference file), the impurities enter the inside of the second fixed bin 7 downwards along with the airflow flowing in the fixed tube 6, and fall to the top surface of the flow guide plate 12 and slide to the inside of the telescopic tube 8 and the third fixed bin 9 under the action of gravity, so as to enter the inside of the collecting bin 10 for collection, at the same time, the flowing airflow flows to the inside of the connecting tube 15 through the second filter screen 13 and the filter screen frame 11, the impurities are filtered by the filter screen, and the vibration motor 18 is set to vibrate one side of the fixed tube 6, the flow guide plate 12 and the second filter screen 13, so that the impurities attached to the side wall and the filter screen are shaken down, and the telescopic tube 8 and the connecting tube 15 can be telescopic (the connecting tube 15 is PU air pipe), so that the vibration of the fixed tube 6 is reduced and transmitted to the third fixed bin 9, then, the inside impurities can be cleaned by taking out the collecting bin 10 from the inside of the third fixed bin 9, and the filter screen frame 11 can be cleaned and replaced by taking out the filter screen frame 11 from the inside of the support hole 17, so that the effect of screening the seed is achieved, the impurities enter the fixed tube 6 with larger opening in the screening process by the several horizontally arranged fans 5 blowing the wind with wider width, the inside of the screening bin 1 and the fixed tube 6 is kept negative pressure by the air extractor, so that the impurities can enter the inside of the fixed tube 6 completely along with the airflow, so that the impurities cannot deposit in the fixed tube 6 and the second fixed bin 7, the impurities are filtered and collected through the filter screen and the collecting bin 10, and the second filter screen 13 is vibrated by the vibration motor 18 to prevent blockage, which is convenient for use and practical.

[0026] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A Coptis seed screening device, comprising a screening bin (1), a plurality of sieve plates (2) are fixedly sleeved in the inside of the screening bin (1), and a PLC controller is fixedly installed on one side of the screening bin (1), characterized in that, The screening assembly for screening the coptis chinensis seeds is arranged on the outer circumferential wall surface of the screening bin (1), and comprises a plurality of first fixing holes (3) each arranged on the outer circumferential wall surface of the screening bin (1).

2. The Coptis seed screening device according to claim 1, wherein, The screening assembly further comprises a fixing pipe (6) arranged on the outer circumferential wall surface of the screening bin (1), the fixing pipe (6) is fixedly sleeved with the first fixing hole (3), one side of the fixing pipe (6) is fixedly installed with a second fixed bin (7), the second fixed bin (7) is fixedly sleeved with a flow guide plate (12), the bottom surface of the flow guide plate (12) is arranged with a rectangular through hole, the rectangular through hole is fixedly sleeved with a second filter screen (13), the bottom surface of the fixing pipe (6) is fixedly installed with an extension pipe (8), the bottom surface of the extension pipe (8) is fixedly installed with a third fixed bin (9), one side of the third fixed bin (9) is arranged with a supporting hole (17), the supporting hole (17) is movably sleeved with a filter screen frame (11), the top surface of the third fixed bin (9) is arranged with a second fixing hole (14), one side of the second fixed bin (7) is arranged with a first circular through hole, the inner circumferential wall surface of the first circular through hole is fixedly sleeved with a connecting pipe (15), the connecting pipe (15) is fixedly sleeved with the second fixing hole (14), one side of the third fixed bin (9) is arranged with an air extractor (16), the air inlet of the air extractor (16) is fixedly sleeved with the connecting pipe (15), and the air extractor (16) is electrically connected with the PLC controller.

3. The Coptis seed screening device according to claim 2, wherein, One side of the third fixed bin (9) is arranged with a second rectangular through hole, and the second rectangular through hole is movably sleeved with a collection bin (10).

4. The Coptis seed screening device of claim 1, wherein, The outer circumferential wall surface of the screening bin (1) is arranged with a plurality of first fixed bins (4), the first fixed bin (4) is fixedly sleeved with the first fixing hole (3), one side of the first fixed bin (4) is arranged with a plurality of first circular through holes, the inner circumferential wall surface of the first circular through hole is fixedly sleeved with a fan (5), and the fan (5) is electrically connected with the PLC controller.

5. The Coptis seed screening device of claim 2, wherein, One side of the fixing pipe (6) and the outer circumferential wall surface of the screening bin (1) are respectively fixedly installed with a vibration motor (18), and the vibration motor (18) is electrically connected with the PLC controller.

6. The coptis seed sifter of claim 5, wherein, One side of the third fixed bin (9) is fixedly installed with a plurality of connecting columns (19), and the connecting column (19) is fixedly installed with the vibration motor (18).

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