Grain screening agricultural equipment convenient to move

Abstract

The utility model relates to the technical field of grain screening, in particular to grain screening agricultural equipment convenient to move, which comprises a screening box, racks are arranged at four corners of the bottom end of the screening box, a vehicle plate is fixedly mounted at the bottom ends of the four racks, and universal wheels are arranged at four corners of the bottom end of the vehicle plate. The material collecting box, the baffle, the pressing frame, the guide groove, the second hand wheel and the fixing rod are used in cooperation, the second hand wheel drives the fixing rod to be retracted from one side of the back face of the baffle, the material collecting box and the baffle are opened downwards at the moment, then grains in the material collecting box can be discharged through an outlet, close to one end of the baffle, of the material collecting box, and after the grains are discharged, the second hand wheel is rotated reversely. The second hand wheel controls the fixing rod to be pushed forwards from the back face of the baffle, in this way, the pressing frame can slide along the interior of the guide groove and drive the material collecting box to reset synchronously, and therefore the purpose of facilitating discharging is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grain screening, in particular to a grain screening agricultural machinery equipment convenient to move. BACKGROUND

[0002] Grain screening refers to the process of separating and classifying grains through a screen or sieve. This process is usually aimed at removing impurities, foreign matter, and grains of different particle sizes to improve their quality and market value. There are various methods and equipment for grain screening, including vibrating screens, air flow screens, cyclone screens, and manually operated screening devices that can be moved.

[0003] As disclosed in the authorized announcement no. CN216368940U, a grain screening agricultural machinery equipment convenient to move includes a moving mechanism. The moving mechanism is provided with a screening part, and the main body of the screening part is movably connected to the connecting plate of the moving mechanism through a connecting rod. After adopting the above technical solution, the utility model has the beneficial effects that: by rotating the rotating piece, the cam rotates in the arc-shaped groove in the connecting piece, and the main body is pushed up and down by the connecting piece. At this time, the grains in the main body spread out on the separation plate and continuously tumble, which can screen the impurities in the grains, and the smaller grains pass through the separation plate into the holding part for collection.

[0004] Although the above-mentioned patent is convenient to move and manual screening, it is not convenient to collect the screened grains and clean the impurities remaining on the upper end of the filter assembly after screening. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a grain screening agricultural machinery equipment convenient to move to solve the problems raised in the background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A grain screening agricultural machinery equipment convenient to move includes

[0008] A screening box is provided with a rack at the bottom of each corner, and a car plate is fixedly installed at the bottom of each of the four racks. Four universal wheels are arranged at the bottom corners of the car plate.

[0009] A screening mechanism is arranged inside the screening box, a material collecting mechanism is arranged below the bottom of the screening box, a waste discharging mechanism is arranged outside one side of the screening box, and an feeding mechanism is arranged at the upper end of the screening box.

[0010] Preferably, the feeding mechanism comprises a feeding hopper, the feeding hopper is arranged in the middle of the top end of the screening box, the both sides of the top end of the feeding hopper are movably provided with cover plates, and the feeding hopper is communicated with the interior of the screening box;

[0011] Preferably, the screening mechanism comprises a transmission shaft, the transmission shaft is movably arranged in the middle of the inner side of the screening box, one end of the transmission shaft is fixedly provided with a hand wheel one penetrating through the screening box, and the transmission shaft is provided with a plurality of poking plates side by side on one side.

[0012] Preferably, the collecting mechanism comprises a collecting box and a baffle, the collecting box and the baffle are movably arranged on the both sides of the bottom end of the screening box through rotating shafts, the both ends of the top side of the baffle close to the collecting box are fixedly connected with pressing frames, the bottom end of the side close to the hand wheel one of the screening box is movably provided with a hand wheel two, and the output shaft end of the hand wheel two is provided with a fixed rod.

[0013] Preferably, the collecting mechanism further comprises guide grooves, the guide grooves are arranged on the both ends of the outer side of the side close to the baffle of the collecting box, and the pressing frames and the guide grooves are movably connected through rotating shafts.

[0014] Preferably, the waste discharging mechanism comprises a waste outlet, the waste outlet is arranged in the middle of one side of the screening box, the both ends of the side close to the waste outlet of the screening box are symmetrically provided with guide rails, a lifting plate is movably arranged between the two guide rails, the both ends of the top side of the lifting plate are provided with sliding blocks movably connected with the guide rails, and the inner walls of the guide rails are provided with rubber pads.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The grain screening agricultural machine equipment convenient to move is characterized in that the collecting box, the baffle, the pressing frame, the guide groove, the hand wheel two and the fixed rod are used in cooperation, the fixed rod is withdrawn from the back side of the baffle under the drive of the hand wheel two, at this time, the collecting box and the baffle are opened downward, then the grains in the collecting box can be unloaded through the outlet close to the baffle, after the grains are unloaded, the hand wheel two is reversed, the fixed rod is pushed forward from the back side of the baffle under the control of the hand wheel two, so that the pressing frame slides along the interior of the guide groove and drives the collecting box to reset synchronously, thereby achieving the purpose of facilitating unloading.

[0017] 2. The grain screening agricultural machine equipment convenient to move is characterized in that the screening box, the guide rail, the lifting plate, the sliding block, the poking plate and the waste outlet are used in cooperation, when waste is discharged, the lifting plate is lifted, the sliding blocks at the both ends of the lifting plate slide upward along the interior of the guide rail until the waste outlet is exposed, then the hand wheel one is rotated, the poking plate drives the residual impurities on the screen to be pushed out from the waste outlet under the drive of the hand wheel one, thereby achieving the purpose of facilitating waste discharge. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the whole main view structure schematic diagram of the utility model;

[0019] Figure 2 It is hand wheel one installation schematic diagram of the utility model;

[0020] Figure 3 It is the material receiving box installation schematic diagram of the utility model;

[0021] Figure 4 It is the utility model's Figure 3 The enlarged schematic diagram of A in the middle;

[0022] Figure 5 It is the utility model's Figure 3 The enlarged schematic diagram of B in the middle;

[0023] Figure 6 It is the utility model's Figure 2 The enlarged schematic diagram of C in the middle.

[0024] In the drawing: 1, sieve box; 2, rack; 3, car plate; 4, universal wheel; 5, upper hopper; 6, cover plate; 7, transmission shaft; 8, hand wheel one; 9, poking plate; 10, screen; 11, material receiving box; 12, baffle; 13, press frame; 14, hand wheel two; 15, fixed rod; 16, guide groove; 17, waste outlet; 18, guide rail; 19, lifting plate; 20, sliding block; 21, rubber pad. Specific implementation

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0026] As Figures 1-6 shown, a technical scheme provided by the utility model:

[0027] The utility model provides a grain screening agricultural machinery equipment convenient to move, including sieve box 1, the bottom end four corners of sieve box 1 are all provided with frame 2, the bottom end of four frames 2 is fixedly installed with the car plate 3, the bottom end four corners of car plate 3 are all provided with universal wheel 4, the bottom end below sieve box 1 is provided with the receiving mechanism, and the receiving mechanism includes receiving box 11 and baffle 12, receiving box 11 and baffle 12 are respectively through pivot swing installation in the bottom end both sides of sieve box 1, and the top both ends of the side close to receiving box 11 of baffle 12 are all fixedly connected with the pressure frame 13, and the bottom end below the side close to hand wheel one 8 of sieve box 1 is swingedly installed with hand wheel two 14, and the output shaft end of hand wheel two 14 is provided with fixed link 15, and the receiving mechanism further includes guide groove 16, and guide groove 16 is opened in the outside both ends of the side close to baffle 12 of receiving box 11, and pressure frame 13 is swingedly connected with guide groove 16 through pivot,

[0028] In the embodiment, the qualified grains pass through the screen 10 and enter the receiving box 11, when all the grains are screened, the hand wheel two 14 is rotated, the hand wheel two 14 drives the fixed link 15 to be withdrawn from the back side of the baffle 12, at this time, the receiving box 11 and the baffle 12 are opened downward, then the grains in the receiving box 11 can be unloaded through the outlet at the end close to the baffle 12 of the receiving box 11, after the grains are unloaded, the hand wheel two 14 is reversed, the hand wheel two 14 controls the fixed link 15 to be pushed forward from the back side of the baffle 12, so that the pressure frame 13 slides along the inside of the guide groove 16, and drives the receiving box 11 to reset synchronously, so as to achieve the purpose of facilitating unloading.

[0029] As shown in the drawings, Figure 4 The upper end of the sieve box 1 is provided with a feeding mechanism, the feeding mechanism includes a feeding hopper 5, the feeding hopper 5 is arranged at the top middle part of the sieve box 1, the top sides of the feeding hopper 5 are swingedly installed with cover plates 6, the inside of the feeding hopper 5 is communicated with the inside of the sieve box 1, the inside of the sieve box 1 is provided with a screening mechanism, the screening mechanism includes a transmission shaft 7, the transmission shaft 7 is swingedly installed at the middle part of the inside of the sieve box 1, one end of the transmission shaft 7 is fixedly installed with a hand wheel one 8 through the sieve box 1, the side of the transmission shaft 7 is provided with a plurality of raking plates 9 side by side, the middle part of the bottom end of the sieve box 1 is fixedly installed with a screen 10;

[0030] In the embodiment, when screening, the cover plates 6 at the top sides of the feeding hopper 5 are pulled outwards, then the grains to be screened are put into the inside of the sieve box 1 from the feeding hopper 5, then the cover plates 6 are pushed reversely, the upper end of the feeding hopper 5 is closed by using the two cover plates 6, then the hand wheel one 8 is shaken, the hand wheel one 8 drives the transmission shaft 7 to rotate, the grains accumulated in the inside of the sieve box 1 below are stirred when the transmission shaft 7 rotates, and are screened by the screen 10, so as to achieve the purpose of facilitating manual screening.

[0031] As shown in the drawings, Figure 6As shown, the side of the screening box 1 is externally provided with a waste discharge mechanism, the waste discharge mechanism comprises a waste outlet 17, the waste outlet 17 is arranged in the middle of the side of the screening box 1, the side of the screening box 1 close to the waste outlet 17 is symmetrically provided with guide rails 18 at both ends, two guide rails 18 are movably arranged with lifting plates 19 between them, the top end of the lifting plate 19 is externally provided with sliding blocks 20 movably connected with the guide rails 18, the inner wall of the guide rail 18 is externally provided with rubber pads 21

[0032] In the embodiment, when discharging waste, the lifting plate 19 is lifted, the sliding blocks 20 at both ends of the lifting plate 19 slide upwards along the guide rails 18, until the waste outlet 17 is exposed, then the hand wheel one 8 is rotated, the hand wheel one 8 drives the raking plate 9 to push the residual impurities on the screen 10 out of the waste outlet 17.

[0033] Working principle: when working, the cover plates 6 at both sides of the top end of the feeding hopper 5 are pulled outward, then the grains needing screening are put into the inside of the screening box 1 from the feeding hopper 5, then the cover plates 6 are reversely pushed to close the upper end of the feeding hopper 5, then the hand wheel one 8 is shaken, the hand wheel one 8 drives the transmission shaft 7 to rotate, when the transmission shaft 7 rotates, the grains accumulated in the inside of the screening box 1 below are turned over and are screened by the screen 10; the qualified grains pass through the screen 10 and enter the receiving box 11, when all the grains are screened, the hand wheel two 14 is rotated, the hand wheel two 14 drives the fixed rod 15 to retract from the back side of the baffle 12, at this time, the receiving box 11 and the baffle 12 are opened downward, then the grains in the inside of the receiving box 11 can be unloaded through the outlet close to the baffle 12 end of the receiving box 11, after the grains are unloaded, the hand wheel two 14 is reversely rotated, the hand wheel two 14 controls the fixed rod 15 to push forward from the back side of the baffle 12, so that the pressing frame 13 slides along the inside of the guide groove 16 and drives the receiving box 11 to reset synchronously; then, the lifting plate 19 is lifted again, the sliding blocks 20 at both ends of the lifting plate 19 slide upwards along the inside of the guide rails 18, until the waste outlet 17 is exposed, then the hand wheel one 8 is rotated, the hand wheel one 8 drives the raking plate 9 to push the residual impurities on the screen 10 out of the waste outlet 17.

[0034] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, the above embodiments and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application, various changes and improvements can be made to the present application without departing from the spirit and scope of 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 mobile grain screening agricultural machine apparatus, characterized by: Comprising The sieve box (1) is provided with a rack (2) at the bottom of each corner, and a car plate (3) is fixedly installed at the bottom of the four racks (2). The bottom of the car plate (3) is provided with a universal wheel (4) at each corner. The inside of the sieve box (1) is provided with a screening mechanism, the bottom of the sieve box (1) is provided with a material collecting mechanism, one side of the sieve box (1) is provided with a waste discharge mechanism, and the upper end of the sieve box (1) is provided with a feeding mechanism. The feeding mechanism comprises a feeding hopper (5), the feeding hopper (5) is arranged in the top middle part of the sieve box (1), the top of the feeding hopper (5) is movably connected with the cover plate (6), and the feeding hopper (5) is connected with the inside of the sieve box (1). The screening mechanism comprises a transmission shaft (7), the transmission shaft (7) is movably installed in the middle of the inside of the sieve box (1), one end of the transmission shaft (7) penetrates the sieve box (1) and is fixedly connected with a hand wheel (8), and a plurality of stirring plates (9) are arranged side by side on one side of the transmission shaft (7). The sieve box (1) is provided with a sieve (10) fixedly installed at the bottom middle part. The material collecting mechanism comprises a material collecting box (11) and a baffle (12), the material collecting box (11) and the baffle (12) are movably connected with the bottom of the sieve box (1) through the rotating shaft, the baffle (12) is provided with a pressing frame (13) fixedly connected with the top of one side near the material collecting box (11), the sieve box (1) is movably connected with a hand wheel (14) at the bottom of one side near the hand wheel (8), and the output shaft end of the hand wheel (14) is provided with a fixed rod (15). The material collecting mechanism further comprises a guide groove (16), the guide groove (16) is arranged at the outside of both ends of one side of the material collecting box (11) near the baffle (12), and the pressing frame (13) and the guide groove (16) are movably connected through the rotating shaft. The waste discharge mechanism comprises a waste outlet (17), the waste outlet (17) is arranged in the middle of one side of the sieve box (1), the sieve box (1) is provided with a guide rail (18) symmetrically arranged at both ends of one side near the waste outlet (17), and a lifting plate (19) is movably arranged between the two guide rails (18). The lifting plate (19) is provided with a sliding block (20) movably connected with the guide rail (18) at the top of both sides of the outside, and the inner wall of the guide rail (18) is provided with a rubber pad (21).

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