Automatic feeding device of grain dryer

Abstract

The utility model relates to the technical field of grain processing, and discloses an automatic feeding device of a grain drying machine, which comprises the grain drying machine and a conveying belt arranged at the bottom of the grain drying machine, a grain storage box is arranged on one side of the conveying belt, and a fixing frame is arranged on one side, far away from the grain storage box, of the conveying belt. A cleaning brush is arranged on the fixing frame, the cleaning brush is in contact with the surface of the conveying belt, a sliding groove is formed in the fixing frame in the horizontal direction, the cleaning brush is in sliding connection with the sliding groove, and a driving assembly for controlling the cleaning brush to reciprocate in the sliding groove is arranged on the fixing frame. The surface of the conveying belt can be cleaned, and the effect of improving the hygienic quality of grains is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of grain processing, in particular to an automatic feeding device of a grain dryer. Background Art

[0002] Grain dryer refers to a hot air drying box, which uses a rotary heating device and can generate a large amount of hot air in a short time. It can kill insect eggs through high temperature treatment and completely solve the problem of grain drying. After the grain is dried by the grain dryer, it will be discharged from the discharge port at the bottom of the grain dryer and fall onto the conveyor belt at the bottom of the grain dryer, and then sent to the grain storage through the conveyor belt.

[0003] However, the conveyor belt is usually exposed to the air, and dust and impurities on the conveyor belt may adhere to the grain, affecting the sanitary quality of the grain, especially in a humid or rainy environment, where this situation may be more serious. Utility Model Content

[0004] The utility model aims to provide an automatic feeding device for a grain dryer, which can clean the surface of a conveyor belt and has the effect of improving the sanitary quality of grain.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: an automatic feeding device for a grain dryer, comprising a grain dryer and a conveyor belt arranged at the bottom of the grain dryer, a grain storage box being arranged on one side of the conveyor belt, a fixed frame being arranged on the side of the conveyor belt away from the grain storage box, a cleaning brush being arranged on the fixed frame, the cleaning brush being in contact with the surface of the conveyor belt, a slide groove being arranged on the fixed frame in the horizontal direction, the cleaning brush being slidably connected to the slide groove, and a driving component for controlling the reciprocating motion of the cleaning brush in the slide groove being arranged on the fixed frame.

[0006] By adopting the above technical solution, after being dried in the grain dryer, the grain falls into the conveyor belt for transportation and is sent to the interior of the grain storage box. The cleaning brush is driven by the driving component to reciprocate along the horizontally arranged slide groove, thereby cleaning the surface of the conveyor belt and improving the sanitary quality of the grain.

[0007] The utility model is further configured as follows: the driving assembly includes a strip plate slidably connected to the slide groove, a rack arranged inside the strip plate, a gear meshed inside the rack, and a driving device that drives the gear to rotate; the end of the strip plate away from the driving device is fixedly connected to a connecting plate, the connecting plate is fixedly connected to the end of the cleaning brush away from the conveyor belt, and when the driving device drives the gear to rotate, it drives the strip plate to reciprocate in the slide groove.

[0008] By adopting the above technical solution, when the gear is meshed with the rack, the gear rotates to control the rack to move along the direction of the slide groove, thereby driving the cleaning brush to move horizontally.

[0009] The utility model is further configured as follows: the rack comprises a first rack and a second rack symmetrically arranged on upper and lower sides of the strip plate.

[0010] By adopting the above technical solution, when the gear is meshed with the first rack, the gear rotates, the first rack moves, and drives the cleaning brush to move; the gear continues to rotate, and when it is meshed with the second rack, the second rack moves in the opposite direction of the movement direction of the first rack, driving the cleaning brush to move in the opposite direction, thereby realizing the reciprocating movement of the cleaning brush.

[0011] The utility model is further configured as follows: the gear is an incomplete gear.

[0012] The utility model is further configured as follows: the driving device is configured as a driving motor, and the driving motor is fixedly connected to the fixing frame.

[0013] The utility model is further configured as follows: a fixing piece for fixing a cleaning brush is arranged on the strip plate, fixing pieces are arranged on all four sides of the strip plate, the fixing piece comprises grooves which are opened on the four sides of the strip plate and are perpendicular to the edge, a fixing rod is fixedly connected in the groove, a clamping plate is slidably connected to the fixing rod, a spring is sleeved on the fixing rod, one end of the spring is fixedly connected to the clamping plate, and the other end is fixedly connected to the fixing rod.

[0014] By adopting the above technical solution, when the cleaning brush needs to be replaced, the clamping plate is controlled to move away from the strip plate to separate the cleaning brush from the fixing member, and then a new cleaning brush is replaced. The clamping plate clamps the cleaning brush under the elastic force of the spring.

[0015] The utility model is further configured as follows: the clamping plate is in an "L" shape.

[0016] By adopting the above technical solution, the clamping plate can fix the position of the cleaning brush.

[0017] The utility model is further configured as follows: a waste trough is provided on the fixing frame, and the waste trough is located below the cleaning brush.

[0018] By adopting the above technical solution, the waste trough is used to receive the waste on the conveyor belt cleaned by the cleaning brush.

[0019] The utility model is further configured as follows: a horizontal slide is provided on the fixing frame, and a through groove matched with the slide is provided on the waste trough.

[0020] The utility model is further configured as follows: a handle is provided on one side of the waste trough.

[0021] The beneficial effects of the utility model are:

[0022] 1. The utility model arranges a cleaning brush on one side of the conveyor belt, and controls the cleaning brush to reciprocate in the horizontal direction through a driving component, so as to clean the surface of the conveyor belt and improve the sanitary quality of grain.

[0023] 2. The driving assembly of the utility model drives the cleaning brush to move through gears and racks arranged up and down, which has a simple structure and good cleaning effect.

[0024] 3. The utility model fixes the cleaning brush on the strip plate by designing a fixing piece, which facilitates the replacement of the cleaning brush. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 It is a schematic diagram of the structure of the utility model.

[0027] Figure 2 It is a schematic diagram of a fixing frame of the utility model.

[0028] Figure 3 It is an exploded schematic diagram of the drive assembly of the utility model.

[0029] Figure 4 It is a schematic diagram of the rack of the utility model.

[0030] Figure 5 It is a cross-sectional schematic diagram of the drive assembly of the utility model.

[0031] Figure 6 yes Figure 5 A schematic diagram of the enlarged structure in the middle.

[0032] In the figure, 1. grain dryer; 2. conveyor belt; 3. fixed frame; 31. slide; 32. cleaning brush; 4. driving assembly; 41. strip plate; 42. rack; 421. first rack; 422. second rack; 43. gear; 44. driving motor; 45. connecting plate; 5. fixing part; 51. groove; 52. fixing rod; 53. clamping plate; 54. spring; 6. waste trough; 7. handle; 8. grain storage box. DETAILED DESCRIPTION

[0033] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0034] Example: See Figure 1-6 An automatic feeding device for a grain dryer comprises a grain dryer 1 and a conveyor belt 2 arranged at the bottom of the grain dryer 1, a grain storage box 8 is arranged on one side of the conveyor belt 2, a fixed frame 3 is arranged on the side of the conveyor belt 2 away from the grain storage box 8, a cleaning brush 32 is arranged on the fixed frame 3, the cleaning brush 32 contacts the surface of the conveyor belt 2, a chute 31 is arranged on the fixed frame 3 in the horizontal direction, the cleaning brush 32 is slidably connected to the chute 31, a driving component 4 for controlling the cleaning brush 32 to reciprocate in the chute 31 is arranged on the fixed frame 3, and the driving component 4 comprises a strip plate 41 slidably connected to the chute 31, and a strip plate 41 arranged on the strip plate The rack 42 inside 41, the gear 43 meshing inside the rack 42 and the driving device driving the gear 43 to rotate, the end of the strip plate 41 away from the driving device is fixedly connected with a connecting plate 45, and the connecting plate 45 is fixedly connected to the end of the cleaning brush 32 away from the conveyor belt 2. When the driving device drives the gear 43 to rotate, it drives the strip plate 41 to reciprocate in the chute 31. After being dried in the grain dryer 1, the grain falls into the conveyor belt 2 for transportation and is sent to the inside of the grain storage box 8. Driven by the driving component 4, the cleaning brush 32 reciprocates along the horizontally arranged chute 31, thereby cleaning the surface of the conveyor belt 2.

[0035] Furthermore, the rack 42 includes a first rack 42142 and a second rack 42242 symmetrically arranged on the upper and lower sides of the strip plate 41. When the gear 43 is engaged with the first rack 42142, the gear 43 rotates, the first rack 42142 moves, and drives the cleaning brush 32 to move; the gear 43 continues to rotate, and when it is engaged with the second rack 42242, the second rack 42242 moves in the opposite direction of the movement direction of the first rack 42142, driving the cleaning brush 32 to move in the opposite direction, thereby realizing the reciprocating movement of the cleaning brush 32.

[0036] Furthermore, the gear 43 is an incomplete gear 43 .

[0037] Furthermore, the driving device is configured as a driving motor 44 , and the driving motor 44 is fixedly connected to the fixing frame 3 .

[0038] Furthermore, a fixing part 5 for fixing the cleaning brush 32 is provided on the strip plate 41, and fixing parts 5 are provided on all four sides of the strip plate 41. The fixing part 5 includes grooves 51 opened on the four sides of the strip plate 41 and perpendicular to the edge, a fixing rod 52 is fixedly connected in the groove 51, a clamping plate 53 is slidably connected to the fixing rod 52, a spring 54 is sleeved on the fixing rod 52, one end of the spring 54 is fixedly connected to the clamping plate 53, and the other end is fixedly connected to the fixing rod 52. When the cleaning brush 32 needs to be replaced, the clamping plate 53 is controlled to move away from the strip plate 41, so that the cleaning brush 32 is separated from the fixing part 5, and then a new cleaning brush 32 is replaced. The clamping plate 53 clamps the cleaning brush 32 under the elastic force of the spring 54.

[0039] Furthermore, the clamping plate 53 is in an "L" shape, and the clamping plate 53 can fix the position of the cleaning brush 32.

[0040] Furthermore, a waste trough 6 is provided on the fixed frame 3 , and the waste trough 6 is located below the cleaning brush 32 . The waste trough 6 is used to receive the waste on the conveyor belt 2 cleaned by the cleaning brush 32 .

[0041] Furthermore, a horizontal slide is provided on the fixing frame 3 , and a through groove matching the slide is provided on the waste trough 6 ; a handle 7 is provided on one side of the waste trough 6 .

[0042] Working principle of this utility model:

[0043] After being dried in the grain dryer 1, the grain falls into the conveyor belt 2 for transportation and is sent to the interior of the grain storage box 8. The driving motor 44 controls the rotation of the gear 43. When the gear 43 is engaged with the first rack 42142, the first rack 42142 moves, driving the cleaning brush 32 to move; the gear 43 continues to rotate, and when it is engaged with the second rack 42242, the second rack 42242 moves in the opposite direction of the movement direction of the first rack 42142, driving the cleaning brush 32 to move in the opposite direction, thereby realizing the reciprocating movement of the cleaning brush 32.

Claims

1. An automatic feeding device for a grain dryer, comprising a grain dryer (1) and a conveyor belt (2) arranged at the bottom of the grain dryer (1), wherein a grain storage box (8) is arranged on one side of the conveyor belt (2), characterized in that: A fixed frame (3) is provided on the side of the conveyor belt (2) away from the grain storage box (8), and a cleaning brush (32) is provided on the fixed frame (3). The cleaning brush (32) is in contact with the surface of the conveyor belt (2). A slide groove (31) is provided on the fixed frame (3) in the horizontal direction. The cleaning brush (32) is slidably connected to the slide groove (31). A driving component (4) for controlling the reciprocating motion of the cleaning brush (32) in the slide groove (31) is provided on the fixed frame (3).

2. The automatic feeding device of a grain dryer according to claim 1, characterized in that: The driving assembly (4) comprises a strip plate (41) slidably connected to the slide groove (31), a rack (42) arranged inside the strip plate (41), a gear (43) meshed inside the rack (42), and a driving device for driving the gear (43) to rotate. The end of the strip plate (41) away from the driving device is fixedly connected to a connecting plate (45), and the connecting plate (45) is fixedly connected to the end of the cleaning brush (32) away from the conveyor belt (2). When the driving device drives the gear (43) to rotate, it drives the strip plate (41) to reciprocate in the slide groove (31).

3. The automatic feeding device of a grain dryer according to claim 2, characterized in that: The rack (42) comprises a first rack (421) (42) and a second rack (422) (42) symmetrically arranged on the upper and lower sides of the strip plate (41).

4. The automatic feeding device of a grain dryer according to claim 3, characterized in that: The gear (43) is an incomplete gear (43).

5. The automatic feeding device of a grain dryer according to claim 2, characterized in that: The driving device is configured as a driving motor (44), and the driving motor (44) is fixedly connected to the fixing frame (3).

6. The automatic feeding device of a grain dryer according to claim 2, characterized in that: The strip plate (41) is provided with a fixing member (5) for fixing the cleaning brush (32). The strip plate (41) is provided with fixing members (5) on four sides. The fixing members (5) include grooves (51) which are opened on four sides of the strip plate (41) and are perpendicular to the edge. A fixing rod (52) is fixedly connected in the groove (51). A clamping plate (53) is slidably connected to the fixing rod (52). A spring (54) is sleeved on the fixing rod (52). One end of the spring (54) is fixedly connected to the clamping plate (53), and the other end is fixedly connected to the fixing rod (52).

7. The automatic feeding device of a grain dryer according to claim 6, characterized in that: The clamping plate (53) is L-shaped.

8. The automatic feeding device of a grain dryer according to claim 1, characterized in that: The fixed frame (3) is provided with a waste trough (6), and the waste trough (6) is located below the cleaning brush (32).

9. The automatic feeding device of a grain dryer according to claim 8, characterized in that: The fixing frame (3) is provided with a horizontal slideway, and the waste trough (6) is provided with a through groove that fits with the slideway.

10. The automatic feeding device of a grain dryer according to claim 9, characterized in that: A handle (7) is provided on one side of the waste trough (6).

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