Feeding hopper for grain screening

Abstract

The utility model discloses a feeding hopper for grain screening, which belongs to the technical field of grain screening and comprises a hopper body, a fixed seat is erected in the hopper body, rotating plates are hinged to two sides of the lower end of the fixed seat, one end of a rotating rod is hinged to the bottom of each rotating plate, and the other end of each rotating rod is hinged to a rotating shaft. The size of the discharging through opening can be adjusted according to the screening speed requirement, through cooperation of the annular handle, the rotating shaft, the gear, the rack, the movable column, the rotating rod, the rotating plate and other mechanisms, the rotating plate rotates along the hinged end, the discharging through opening can be adjusted, the discharging through opening can be adjusted, and the discharging through opening can be adjusted. The hopper body is adjusted to a proper position, the fixing inserting rod is inserted into the fixing inserting hole to complete fixing, and therefore the size of the discharging through opening of the hopper body 1 is controlled, the discharging speed can be controlled, the defect that too much raw materials are discharged at a time, and consequently screening equipment works in a loaded mode is overcome, and the hopper structure is easy to adjust and convenient to use.

Description

Technical Field

[0001] The utility model belongs to the technical field of grain screening, and in particular relates to an upper hopper for grain screening. Background Art

[0002] Cereals cover a wide range, including rice, wheat, millet, soybeans and other grains. Cereals include rice, wheat, millet, soybeans, etc., mainly plant seeds and fruits, and are the traditional staple food of many Asian people. Cereal impurity removal is an indispensable step in the grain processing process, and grain screening machinery and equipment are needed to remove impurities from the grains. When the existing screening machine device is loading, the raw materials are usually poured into the upper hopper at one time for feeding, and the size of the unloaded materials cannot be controlled and adjusted, and they fall together on the screening net for screening, which affects the screening effect. In addition, too much raw material at one time can easily cause the screening equipment to work overload, affecting the life of the screening equipment. Utility Model Content

[0003] The utility model provides an upper hopper for grain screening to solve the problems mentioned in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an upper hopper for grain screening, comprising a hopper body, a fixed seat is arranged inside the hopper body, rotating plates are hinged on both sides of the lower end of the fixed seat, one end of a rotating rod is hinged on the bottom of the rotating plate, and the other end of the rotating rod is rotatably connected to the fixed frame, a movable column is arranged on one side of the fixed frame, and a cylinder is movably connected to the outside of the movable column, the cylinder is fixed on the bottom of the fixed seat, slots are arranged on both sides of the cylinder, the fixed frame is located in the slots, a rack is arranged on the bottom of the movable column, the rack passes through one side of the cylinder and is meshed with a gear, the center of the gear is connected with a rotating shaft, one end of the rotating shaft is rotatably connected to the inner wall of the hopper body, and the other end passes through the hopper body, extends to the outside and is connected with a ring handle.

[0005] Furthermore, a fixed plug rod is provided inside the annular handle, a fixed block is provided at the outer end of the fixed plug rod that passes through the annular handle, a fixed socket is provided outside the inner end of the fixed plug rod, the fixed socket is provided outside the hopper body, and the fixed sockets are evenly arranged on the periphery of the rotating shaft with the rotating shaft as the center.

[0006] Furthermore, the fixing seat is configured as a triangular prism, with two bottom surfaces facing the front and rear sides and one side edge located in the vertical center direction of the hopper body.

[0007] Furthermore, a threaded sleeve is provided on the surface of the annular handle.

[0008] Furthermore, one end of the rotating plate close to the inner wall of the hopper body is arranged as an inclined surface.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The utility model can adjust the size of the material discharge opening according to the screening rate. Through the cooperation of the annular handle, rotating shaft, gear, rack, movable column, rotating rod, rotating plate and other mechanisms, the rotating plate is rotated along the hinged end and adjusted to a suitable position. The fixed plug rod is inserted into the fixed plug hole to complete the fixation, thereby controlling the size of the material discharge opening of the hopper body 1, thereby controlling the material discharge rate, avoiding the disadvantage of overloading the screening equipment due to excessive material discharge at one time, and the hopper structure is simple to adjust and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The utility model is a schematic diagram of the structure of an upper hopper for grain screening.

[0012] Figure 2 It is a schematic diagram of the connection structure of the rotating plate, the fixing seat, the cylinder, the rotating shaft, the gear and the rack of the utility model.

[0013] Figure 3 It is a schematic diagram of the internal structure of the cylinder of the utility model.

[0014] Figure 4 It is a schematic diagram of the structure of the rotating plate of the utility model in the rotating state.

[0015] Figure 5 It is a front view of the utility model.

[0016] Figure 6 It is a schematic diagram of the connection structure of the fixed jack and the hopper body of the utility model.

[0017] In the figure: 1. hopper body; 2. rotating plate; 3. fixed seat; 4. cylinder; 5. rotating shaft; 6. rotating rod; 7. gear; 8. rack; 9. fixed frame; 10. movable column; 11. notch; 12. ring handle; 13. plug rod; 14. fixed block; 15. fixed socket. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-6The utility model provides the following technical solutions: an upper hopper for grain screening, comprising a hopper body 1, a fixed seat 3 is arranged inside the hopper body 1, in order to prevent grains from being retained on the fixed seat 3, the fixed seat 3 is arranged as a triangular column, with two bottom surfaces facing the front and rear sides, and one side edge is located in the vertical center direction of the hopper body 1, and both sides of the lower end of the fixed seat 3 are hinged with rotating plates 2, in order to better fit the rotating plate 2 with the inner wall, one end of the rotating plate 2 close to the inner wall of the hopper body 1 is arranged as an inclined surface, and one end of the rotating plate 2 is hinged with one end of a rotating rod 6 at the bottom, and the other end of the rotating rod 6 is rotatably connected to a fixed frame 9, a movable column 10 is arranged on one side of the fixed frame 9, and a cylinder 4 is movably connected to the outside of the movable column 10, and the cylinder 4 is fixed to the bottom of the fixed seat 3, and slots 11 are provided on both sides of the cylinder 4, and the fixed frame 9 is located in the slot 11 A rack 8 is provided at the bottom of the movable column 10, and the rack 8 passes through one side of the cylinder 4 and is meshed with a gear 7. The center of the gear 7 is connected to a rotating shaft 5. One end of the rotating shaft 5 is rotatably connected to the inner wall of the hopper body 1, and the other end passes through the hopper body 1 and extends into the outside and is connected to an annular handle 12. In order to prevent the annular handle 12 from slipping, a threaded sleeve is provided on the surface of the annular handle 12. In order to facilitate fixation, a fixed plug rod 13 is provided in the annular handle 12. In order to facilitate pulling and inserting the fixed plug rod 13, a fixed block 14 is provided at the outer end of the fixed plug rod 13 passing through the annular handle 12. A fixed socket 15 is provided on the outside of the inner end of the fixed plug rod 13. The fixed socket 15 is arranged on the outside of the hopper body 1, and the fixed socket 15 is evenly arranged on the periphery of the rotating shaft 5 with the rotating shaft 5 as the center, so as to facilitate fixation at different positions.

[0020] This embodiment is implemented as follows:

[0021] When the utility model is in use, the size of the material discharge opening can be adjusted according to the screening rate. When adjusting, the annular handle 12 is rotated to drive the rotating shaft 5 to rotate, thereby driving the gear 7 to rotate, thereby driving the rack 8 to rise or fall, thereby driving the movable column 10 to rise or fall. The rise or fall of the movable column 10 drives the rotating rod 6 to flexibly support or accommodate the rotating plate 2. The rotating plate 2 rotates along the hinged end and is adjusted to a suitable position. The fixed plug rod 13 is inserted into the fixed plug hole 15 to complete the fixation, thereby controlling the size of the material discharge opening of the hopper body 1, thereby controlling the material discharge rate, avoiding excessive material discharge at one time, and causing the screening equipment to work overload. In addition, the hopper structure is simple to adjust and easy to use.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An upper hopper for grain screening, comprising a hopper body (1), characterized in that: A fixed seat (3) is arranged inside the hopper body (1), and rotating plates (2) are hingedly connected to both sides of the lower end of the fixed seat (3), and one end of a rotating rod (6) is hingedly connected to the bottom of the rotating plate (2), and the other end of the rotating rod (6) is rotatably connected to a fixed frame (9), and a movable column (10) is arranged on one side of the fixed frame (9), and the outer side of the movable column (10) is movably connected to a cylinder (4), and the cylinder (4) is fixed to the bottom of the fixed seat (3), and slots (11) are arranged on both sides of the cylinder (4), and the fixed frame (9) is located in the slots (11), and a rack (8) is arranged at the bottom of the movable column (10), and the rack (8) passes through one side of the cylinder (4) and is meshedly connected to a gear (7), and the center of the gear (7) is connected to a rotating shaft (5), and one end of the rotating shaft (5) is rotatably connected to the inner wall of the hopper body (1), and the other end passes through the hopper body (1) and extends into the outside and is connected to an annular handle (12); One end of the rotating plate (2) close to the inner wall of the hopper body (1) is arranged as an inclined surface.

2. The upper hopper for grain screening according to claim 1, characterized in that: A fixed plug rod (13) is arranged inside the annular handle (12); a fixed block (14) is arranged at the outer end of the fixed plug rod (13) which passes through the annular handle (12); a fixed plug hole (15) is arranged outside the inner end of the fixed plug rod (13); the fixed plug hole (15) is arranged outside the hopper body (1); and the fixed plug holes (15) are evenly arranged on the periphery of the rotating shaft (5) with the rotating shaft (5) as the center of the circle.

3. The upper hopper for grain screening according to claim 1, characterized in that: The fixing seat (3) is configured as a triangular prism, with two bottom surfaces facing the front and rear sides, and one side edge located in the vertical center direction of the hopper body (1).

4. The upper hopper for grain screening according to claim 1, characterized in that: A threaded sleeve is provided on the surface of the annular handle (12).

Images