CN210437904U - Overhead grain warehousing conveyor - Google Patents

Abstract

The utility model relates to the technical field of auxiliary devices of conveying equipment, in particular to an overhead type grain warehousing conveyor which can conveniently move the device, saves time and labor and improves the practicability; the multifunctional electric conveyor comprises a first support, a second support, a third support, a fourth support, two sets of first motors, two sets of axes of rotation and two sets of transportation shafts, still include two sets of connecting axles and conveyer belt and still include the work box, transparent baffle, two sets of main shafts, four sets of axes of rotation, four sets of wheels, two sets of landing legs and two sets of universal wheels, the work box inside is provided with the working chamber, two sets of landing leg tops link to each other with second support bottom and fourth support bottom respectively, two sets of universal wheels are rotatable the bottom of installing at two sets of landing legs respectively, still include left pneumatic cylinder, left telescopic link, right pneumatic cylinder, right telescopic link, two sets of backup pads, second motor and third motor, still include two sets of transmission shafts, left sprocket, right sprocket, two sets of driven.

Description

Overhead grain warehousing conveyor

Technical Field

The utility model relates to a technical field of conveying equipment auxiliary device especially relates to a conveyor is gone into storehouse to overhead type grain.

Background

As is well known, a top-mounted grain warehousing conveyor is a device used for transporting grains, so that people can transport grains more conveniently, and the top-mounted grain warehousing conveyor is widely used in the field of conveying equipment; the existing overhead grain warehousing conveyor comprises a first bracket, a second bracket and a third bracket, the conveying device comprises a fourth support, two groups of first motors, two groups of rotating shafts and two groups of conveying shafts, wherein the front ends of the two groups of first motors are respectively connected with the top end of the rear side of the third support and the top end of the rear side of the fourth support, the front output ends of the two groups of first motors are respectively connected with the rear ends of the two groups of rotating shafts, the front ends of the two groups of rotating shafts respectively penetrate through the top end of the rear side of the third support and the top end of the rear side of the fourth support and are respectively connected with the rear ends of the two groups of conveying shafts, the conveying device also comprises two groups of connecting shafts and a conveying belt, the front ends of the two groups of conveying shafts respectively penetrate through the top end of the rear side of the first support and the top end of the rear side of the second support and respectively penetrate through the top end of the front side of the first support and the top; when the existing overhead grain warehousing conveyor is used, the device is firstly fixed at a proper position, two groups of first motors are simultaneously and electrically connected, the first motors drive rotating shafts to rotate, the rotating shafts drive conveying shafts to rotate, the conveying shafts are connected with connecting shafts, the two groups of connecting shafts can rotate inside a first support and a second support, so that the conveying shafts rotate, further the conveying belts rotate, workers place grains to be conveyed on the right sides of the top ends of the conveying belts, further the conveying belts convey the grains, the first motors are bought, and the first motors are electrically connected through use specifications bought together when in use; the existing overhead grain warehousing conveyor is inconvenient to move when finding that the device is moved in use, needs workers to lift the device to move, wastes time and labor, and is low in practicability.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can be more convenient make the device remove, more labour saving and time saving has improved a top-mounted grain warehouse entry conveyer of practicality.

The utility model relates to an overhead grain warehousing conveyor, which comprises a first bracket, a second bracket and a third bracket, the conveying device comprises a fourth support, two groups of first motors, two groups of rotating shafts and two groups of conveying shafts, wherein the front ends of the two groups of first motors are respectively connected with the top end of the rear side of the third support and the top end of the rear side of the fourth support, the front output ends of the two groups of first motors are respectively connected with the rear ends of the two groups of rotating shafts, the front ends of the two groups of rotating shafts respectively penetrate through the top end of the rear side of the third support and the top end of the rear side of the fourth support and are respectively connected with the rear ends of the two groups of conveying shafts, the conveying device also comprises two groups of connecting shafts and a conveying belt, the front ends of the two groups of conveying shafts respectively penetrate through the top end of the rear side of the first support and the top end of the rear side of the second support and respectively penetrate through the top end of the front side of the first support and the top; the device also comprises a working box, a transparent baffle, two groups of main shafts, four groups of rotating shafts, four groups of wheels, two groups of supporting legs and two groups of universal wheels, wherein a working cavity is arranged in the working box, a viewing port is communicated with the left end of the working box, the transparent baffle is arranged on the viewing port, the front ends and the rear ends of the two groups of main shafts are respectively connected with the inner ends of the four groups of rotating shafts, the outer ends of the four groups of rotating shafts can respectively and rotatably penetrate through the front left side wall, the inner front right side wall, the inner rear left side wall and the inner rear right side wall in the working box and are respectively connected with the inner ends of the four groups of wheels, the top ends of the two groups of supporting legs are respectively connected with the bottom end of a second bracket and the bottom end of a fourth bracket, the two groups of universal wheels can respectively and rotatably arranged at the bottom ends of the two groups of supporting legs, and also comprises a left hydraulic cylinder, left side pneumatic cylinder top output links to each other with left telescopic link bottom, right side pneumatic cylinder top output links to each other with right telescopic link bottom, left side telescopic link top and right telescopic link top link to each other with two sets of backup pad bottoms respectively, two sets of backup pad tops link to each other with second motor bottom and third motor bottom respectively, still include two sets of transmission shafts, left side sprocket, right side sprocket, two sets of driven sprocket and chain, the anterior output of second motor and the anterior output of third motor link to each other with two sets of transmission shaft rear ends respectively, two sets of transmission shaft front ends link to each other with left sprocket rear end and right sprocket rear end respectively, two sets of driven sprocket fixed suit respectively on two sets of main shaft middle part lateral walls, left side wall and interior right side wall are connected with the meshing of two sets of driven sprocket outer ends respectively in the chain, left side sprocket.

The utility model discloses a top-mounted grain warehousing conveyor, which also comprises a fixed pipe, an alternating current motor, a working shaft, a threaded rod and an auxiliary shaft, wherein the bottom end of the fixed pipe is connected with the middle part of the top end of the working box, the top end of the alternating current motor is connected with the middle part of the top side wall in the working box, the top end of the alternating current motor is connected with the bottom end of the working shaft, the top end of the working shaft firstly passes through the middle part of the top side wall in the working box and then passes through the bottom end of the fixed pipe and finally extends into the fixed pipe to be connected with the bottom end of the threaded rod, the top end of the threaded rod is connected with the bottom end of the auxiliary shaft, the conveyor also comprises a movable pipe, four groups of movable shafts and movable plates, the top end and the bottom end of the movable pipe are both communicated with an opening, the movable pipe is movably sleeved on the outer side wall of the, the inner of two sets of stopper passes two sets of spacing hole outside bottoms respectively and all stretches into the fixed tube inside respectively with threaded rod front side bottom and rear side bottom spiral shell dress and be connected, four groups remove the axle bottom and link to each other with removing the left front side in pipe top, left rear side, right front side and right rear side respectively, four groups remove the axle top and link to each other with movable plate bottom left front side, left rear side, right front side and right rear side respectively, movable plate top front side and top rear side link to each other with first support bottom and third support bottom respectively.

The utility model discloses a conveyer is gone into storehouse to overhead type grain still includes ball bearing and spacing piece, and fixed pipe top middle part is inside to be provided with places the chamber, and ball bearing and spacing piece are all placed placing intracavity portion, and the rotatable passing in auxiliary shaft top is placed chamber bottom middle part and is inserted inside the ball bearing and link to each other with spacing piece.

The utility model discloses a top-mounted grain warehouse entry conveyer still includes two sets of card caps, and two sets of card cap rear ends link to each other with two sets of connecting axle front ends respectively.

The utility model discloses a conveyer is gone into storehouse to overhead formula grain still includes two sets of firm boards, and two sets of firm board tops link to each other with two sets of first motor bottoms respectively, and two sets of firm board front ends link to each other with third support rear side top and fourth support rear side top respectively.

The utility model discloses a top-mounted grain warehouse entry conveyer still includes two sets of dead levers, and two sets of dead lever tops all link to each other with the top side wall middle part in the work box, and two sets of dead lever bottoms link to each other with alternating current motor left end and right-hand member respectively.

The utility model discloses a conveyer is gone into storehouse to overhead type grain, four groups move axle front side tops, rear side top, left side top and right side tops and all are provided with the stiffener, and sixteen groups of stiffener tops all link to each other with the movable plate bottom.

The utility model discloses a conveyer is gone into storehouse to overhead type grain all is provided with the brake block on two sets of universal wheels.

Compared with the prior art, the beneficial effects of the utility model are that: the device can be conveniently moved, time and labor are saved, the left hydraulic cylinder is electrically connected, the left hydraulic cylinder drives the left telescopic rod to move up and down, the left chain wheel is meshed with the chain and is not meshed with the chain, the second motor is electrically connected and drives the transmission shaft to rotate, the transmission shaft drives the left chain wheel to rotate, the driven chain wheel is further rotated through the transmission action of the chain, the main shaft is further rotated, the wheel is further rotated through the transmission action of the rotating shaft, and the device is further moved, so that the device is convenient, the supporting legs and the universal wheels are mutually matched to act, the auxiliary device can be moved, the rotating speed of the wheel can be adjusted, the moving speed of the device is further adjusted, the left hydraulic cylinder drives the left telescopic rod to move up and down, and the left chain wheel is not meshed with the chain, and meanwhile, the right hydraulic cylinder is electrically connected, so that the right hydraulic cylinder drives the right telescopic rod to move up and down, the right chain wheel is meshed with the chain to be connected, the third motor is electrically connected, the third motor drives the transmission shaft to rotate, the right chain wheel rotates, and the right chain wheel drives the chain to rotate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic top view of the spindle part of the present invention;

FIG. 3 is a left side view of the transportation shaft of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is an enlarged view of a portion B of FIG. 1;

in the drawings, the reference numbers: 1. a first bracket; 2. a second bracket; 3. a third support; 4. a first motor; 5. a rotating shaft; 6. a transport shaft; 7. a connecting shaft; 8. a conveyor belt; 9. a work box; 10. a transparent baffle; 11. a main shaft; 12. a rotating shaft; 13. a wheel; 14. a support leg; 15. A universal wheel; 16. a left hydraulic cylinder; 17. a left telescoping rod; 18. a right hydraulic cylinder; 19. a support plate; 20. a second motor; 21. a third motor; 22. a drive shaft; 23. a left sprocket; 24. a right sprocket; 25. a driven sprocket; 26. a chain; 27. a fixed tube; 28. an alternating current motor; 29. a working shaft; 30. a threaded rod; 31. an auxiliary shaft; 32. moving the tube; 33. a movable shaft; 34. moving the plate; 35. a ball bearing; 36. a clamping cap; 37. a stabilizing plate; 38. fixing the rod; 39. a reinforcing bar; 40. a brake pad.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 5, the utility model discloses a top-mounted grain warehousing conveyor, which comprises a first bracket 1, a second bracket 2, a third bracket 3, a fourth bracket, two groups of first motors 4, two groups of rotating shafts 5 and two groups of conveying shafts 6, wherein the front ends of the two groups of first motors 4 are respectively connected with the top end of the rear side of the third bracket 3 and the top end of the rear side of the fourth bracket, the front ends of the two groups of first motors 4 are respectively connected with the rear ends of the two groups of rotating shafts 5, the front ends of the two groups of rotating shafts 5 respectively pass through the top ends of the rear side of the third bracket 3 and the top end of the rear side of the fourth bracket and are respectively connected with the rear ends of the two groups of conveying shafts 6, the top ends of the two groups of conveying shafts 6 are respectively connected with the rear ends of the two groups of connecting shafts 7, the front ends of the two groups of connecting shafts 7 respectively can rotatably pass through the top ends of the rear side of the first bracket 1 and the top end of the rear side of the, the inner left side wall and the inner right side wall of the conveyor belt 8 are respectively in close contact with the outer ends of the two groups of conveying shafts 6; the device also comprises a work box 9, a transparent baffle 10, two groups of main shafts 11, four groups of rotating shafts 12, four groups of wheels 13, two groups of supporting legs 14 and two groups of universal wheels 15, wherein a work cavity is arranged in the work box 9, the left end of the work box 9 is communicated with and provided with an observation port, the transparent baffle 10 is arranged on the observation port, the front ends and the rear ends of the two groups of main shafts 11 are respectively connected with the inner ends of the four groups of rotating shafts 12, the outer ends of the four groups of rotating shafts 12 can respectively and rotatably penetrate through the front left side wall, the front right side wall, the rear left side wall and the rear right side wall in the work box 9 and are respectively connected with the inner ends of the four groups of wheels 13, the top ends of the two groups of supporting legs 14 are respectively connected with the bottom ends of a second bracket 2 and a fourth bracket, the two groups of universal wheels 15 can respectively and rotatably arranged at the bottom ends of the, the bottom end of a left hydraulic cylinder 16 and the bottom end of a right hydraulic cylinder 18 are respectively connected with the left rear side wall of an inner bottom and the right rear side wall of the inner bottom of a working box 9, the top output end of the left hydraulic cylinder 16 is connected with the bottom end of a left telescopic rod 17, the top end of the right hydraulic cylinder 18 is connected with the bottom end of a right telescopic rod, the top end of the left telescopic rod 17 and the top end of the right telescopic rod are respectively connected with the bottom ends of two groups of supporting plates 19, the top ends of the two groups of supporting plates 19 are respectively connected with the bottom ends of a second motor 20 and a third motor 21, the hydraulic cylinder further comprises two groups of transmission shafts 22, a left chain wheel 23, a right chain wheel 24, two groups of driven chain wheels 25 and a chain 26, the front output end of the second motor 20 and the front output end of the third motor 21 are respectively connected with the rear ends, the inner left side wall and the inner right side wall of the chain 26 are respectively meshed with the outer ends of the two groups of driven sprockets 25, and the top end of the left sprocket 23 is meshed with the inner top left side wall of the chain 26; the device can be conveniently moved, time and labor are saved, the left hydraulic cylinder is electrically connected, the left hydraulic cylinder drives the left telescopic rod to move up and down, the left chain wheel is meshed with the chain and is not meshed with the chain, the second motor is electrically connected and drives the transmission shaft to rotate, the transmission shaft drives the left chain wheel to rotate, the driven chain wheel is further rotated through the transmission action of the chain, the main shaft is further rotated, the wheel is further rotated through the transmission action of the rotating shaft, and the device is further moved, so that the device is convenient, the supporting legs and the universal wheels are mutually matched to act, the auxiliary device can be moved, the rotating speed of the wheel can be adjusted, the moving speed of the device is further adjusted, the left hydraulic cylinder drives the left telescopic rod to move up and down, and the left chain wheel is not meshed with the chain, and meanwhile, the right hydraulic cylinder is electrically connected, so that the right hydraulic cylinder drives the right telescopic rod to move up and down, the right chain wheel is meshed with the chain to be connected, the third motor is electrically connected, the third motor drives the transmission shaft to rotate, the right chain wheel rotates, and the right chain wheel drives the chain to rotate.

The utility model discloses a top-mounted grain warehousing conveyor, which also comprises a fixed pipe 27, an alternating current motor 28, a working shaft 29, a threaded rod 30 and an auxiliary shaft 31, wherein the bottom end of the fixed pipe 27 is connected with the middle part of the top end of the working box 9, the top end of the alternating current motor 28 is connected with the middle part of the top side wall in the working box 9, the top end of the alternating current motor 28 is connected with the bottom end of the working shaft 29, the top end of the working shaft 29 firstly passes through the middle part of the top side wall in the working box 9, then passes through the bottom end of the fixed pipe 27 and finally extends into the fixed pipe 27 to be connected with the bottom end of the threaded rod 30, the top end of the threaded rod 30 is connected with the bottom end of the auxiliary shaft 31, the top end of the movable pipe 32, four groups of movable shafts 33 and a movable plate 34 are also included, the top end and the bottom end of the, the inner front side wall and the inner rear side wall of the moving pipe 32 are respectively provided with a limiting block, the inner ends of the two limiting blocks are respectively provided with adjusting threads, the inner ends of the two limiting blocks respectively penetrate through the bottom ends of the outer sides of the two limiting holes and respectively extend into the fixed pipe 27 to be respectively in threaded connection with the bottom ends of the front side and the rear side of the threaded rod 30, the bottom ends of the four moving shafts 33 are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the top end of the moving pipe 32, the top ends of the four moving shafts 33 are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the moving plate 34, and the front side and the rear side of the; can adjust the angle of conveying the slope, make the height of second support and fourth support unchangeable, highly adjusting first support and third support, and then adjust the angle of conveying the area, adaptability is improved, connect alternating current motor electricity, alternating current motor drives the staff and rotates, staff drive threaded rod rotates, the staff can assist threaded rod to rotate, the stopper is connected with threaded rod spiral shell dress, and spacing hole can prevent that the stopper from rotating, and then make the removal pipe carry out the removal from top to bottom, make the removal axle drive the movable plate and carry out the removal from top to bottom, and then adjust the height of first support and third support, alternating current motor purchases, and alternating current motor carries out the electricity through the instruction manual of buying together when using.

The utility model discloses a top-mounted grain warehousing conveyor, which also comprises a ball bearing 35 and a limiting piece, wherein a placing cavity is arranged in the middle part of the top end of a fixed pipe 27, the ball bearing 35 and the limiting piece are both placed in the placing cavity, and the top end of an auxiliary shaft 31 can rotatably pass through the middle part of the bottom end of the placing cavity and is inserted into the ball bearing 35 to be connected with the limiting piece; the ball bearings may assist the auxiliary shaft in rotating.

The utility model discloses a top-mounted grain warehousing conveyor, which also comprises two groups of clamping caps 36, and the rear ends of the two groups of clamping caps 36 are respectively connected with the front ends of two groups of connecting shafts 7; the clamping cap can prevent the connecting shaft from running out of the first bracket and the third bracket.

The utility model discloses a top-mounted grain warehousing conveyor, which also comprises two groups of stabilizing plates 37, the top ends of the two groups of stabilizing plates 37 are respectively connected with the bottom ends of two groups of first motors 4, and the front ends of the two groups of stabilizing plates 37 are respectively connected with the top end of the rear side of a third bracket 3 and the top end of the rear side of a fourth bracket; the stabilizing plate may make the first motor more stable.

The utility model discloses a top-mounted grain warehousing conveyor, which also comprises two groups of fixed rods 38, the top ends of the two groups of fixed rods 38 are connected with the middle part of the top side wall in the working box 9, and the bottom ends of the two groups of fixed rods 38 are respectively connected with the left end and the right end of an alternating current motor 28; the fixing rod can make the alternating current motor more stable.

In the overhead grain warehousing conveyor of the utility model, four groups of moving shafts 33 are provided with reinforcing rods 39 at the top ends of the front side, the rear side, the left side and the right side, and the top ends of sixteen groups of reinforcing rods 39 are connected with the bottom end of a moving plate 34; the reinforcing rod can make the connection between the moving shaft and the moving plate more firm.

The utility model discloses an overhead grain warehousing conveyor, two groups of universal wheels 15 are both provided with brake pads 40; the brake pads may allow the device to be more securely held in place.

The utility model discloses a top-mounted grain warehousing conveyor, which firstly fixes the device at a proper position during operation, and simultaneously electrically connects two groups of first motors, the first motors drive the rotating shafts to rotate, the rotating shafts drive the conveying shafts to rotate, the conveying shafts are connected with connecting shafts, the two groups of connecting shafts can rotate inside a first bracket and a second bracket, so that the conveying shafts rotate, and further the conveying belts rotate, workers place grains to be conveyed on the right side of the top ends of the conveying belts, and further the conveying belts convey the grains, so that the device can be conveniently moved, time and labor are saved, the left hydraulic cylinders are electrically connected, the left hydraulic cylinders drive the left telescopic rods to move up and down, the left chain wheels are meshed with and connected with the chains, meanwhile, the right chain wheels are not meshed with and connected with the chains, and the second motors are electrically connected, the second motor drives the transmission shaft to rotate, the transmission shaft drives the left chain wheel to rotate, the driven chain wheel is further rotated through the transmission effect of the chain, the main shaft is further rotated, the wheel is further rotated through the transmission effect of the rotating shaft, the device is further moved, the supporting legs and the universal wheels are conveniently matched with each other, the auxiliary device can be moved, the rotating speed of the wheel can be adjusted, the moving speed of the device is further adjusted, the left hydraulic cylinder drives the left telescopic rod to move up and down, the left chain wheel is not meshed with the chain and is connected with the right hydraulic cylinder electrically, the right hydraulic cylinder drives the right telescopic rod to move up and down, the right chain wheel is meshed with the chain and is connected with the third motor electrically, the third motor drives the transmission shaft to rotate, the right chain wheel is further rotated, and the right chain wheel drives the chain to rotate, because the rotating speeds of the second motor and the third motor are different, and the left chain wheel and the right chain wheel are the same, the moving speed of the device is different when the chain is meshed with the left chain wheel or the right chain wheel, the inclined angle of the conveying belt can be adjusted, the heights of the second support and the fourth support are unchanged, the heights of the first support and the third support are adjusted, the angle of the conveying belt is adjusted, the adaptability is improved, the alternating current motor is electrically connected, the alternating current motor drives the working shaft to rotate, the working shaft drives the threaded rod to rotate, the auxiliary shaft can assist the threaded rod to rotate, the limiting block is in threaded connection with the threaded rod, the limiting hole can prevent the limiting block from rotating, the moving pipe can move up and down, the moving shaft drives the moving plate to move up and down, and the heights of the first support and the third support are adjusted, ball bearing can assist the auxiliary shaft to rotate, the card cap can prevent that the connecting axle from running out from first support and third support, firm board can make first motor more firm, the dead lever can make alternating current motor more firm, the stiffener can make the more firm of being connected between removal axle and the movable plate, the brake block can make the more firm fixing of device in a position, left side pneumatic cylinder, right side pneumatic cylinder, first motor, the second motor, third motor and alternating current motor all purchase, and left side pneumatic cylinder, right side pneumatic cylinder, first motor, the second motor, third motor and alternating current motor all carry out the electricity through the instruction manual of buying together when using and connect.

The utility model discloses a top-mounted grain warehouse entry conveyer, above the mounting means, connected mode or the mode that sets up of all parts are welding, riveting or other common mechanical system, wherein can slide/rotate fixedly promptly for slide/rotate the state under not dropping, seal when sealed intercommunication is two connecting pieces intercommunications promptly, and concrete structure, model and the coefficient index of all its parts are its from taking the technique, as long as can reach all can implementing of its beneficial effect, the event is not adding the perusal more.

The overhead grain warehousing conveyor of the utility model, under the condition of not being described reversely, the orientation words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a top-mounted grain warehousing conveyor, including first support (1), second support (2), third support (3), the fourth support, two sets of first motor (4), two sets of axis of rotation (5) and two sets of transportation axle (6), two sets of first motor (4) front end link to each other with third support (3) rear side top and fourth support rear side top respectively, two sets of first motor (4) anterior output is continuous with two sets of axis of rotation (5) rear end respectively, two sets of axis of rotation (5) front end pass third support (3) rear side top and fourth support rear side top respectively and link to each other with two sets of transportation axle (6) rear end respectively, still include two sets of connecting axle (7) and conveyer belt (8), two sets of connecting axle (6) front end link to each other with two sets of connecting axle (7) rear end respectively, two sets of (7) front end can rotate respectively and pass first support (1) rear side top and second support (2) rear side top and wear out first rotatable first support respectively The top end of the front side of the bracket (1) and the top end of the front side of the second bracket (2), the inner left side wall and the inner right side wall of the conveyor belt (8) are respectively in close contact with the outer ends of the two groups of conveying shafts (6); it is characterized by also comprising a working box (9), a transparent baffle (10), two groups of main shafts (11), four groups of rotating shafts (12), four groups of wheels (13), two groups of supporting legs (14) and two groups of universal wheels (15), wherein a working cavity is arranged in the working box (9), the left end of the working box (9) is communicated with and provided with an observation port, the transparent baffle (10) is arranged on the observation port, the front ends and the rear ends of the two groups of main shafts (11) are respectively connected with the inner ends of the four groups of rotating shafts (12), the outer ends of the four groups of rotating shafts (12) respectively penetrate through the inner front left side wall, the inner front right side wall, the inner rear left side wall and the inner rear right side wall of the working box (9) and are respectively connected with the inner ends of the four groups of wheels (13), the top ends of the two groups of supporting legs (14) are respectively connected with the bottom end of the second bracket (2), the automatic transmission device is characterized by further comprising a left hydraulic cylinder (16), a left telescopic rod (17), a right hydraulic cylinder (18), a right telescopic rod, two groups of supporting plates (19), a second motor (20) and a third motor (21), wherein the bottom end of the left hydraulic cylinder (16) and the bottom end of the right hydraulic cylinder (18) are respectively connected with the left rear side wall of the inner bottom and the right rear side wall of the inner bottom of the work box (9), the top output end of the left hydraulic cylinder (16) is connected with the bottom end of the left telescopic rod (17), the top end of the right hydraulic cylinder (18) is connected with the bottom end of the right telescopic rod, the top end of the left telescopic rod (17) and the top end of the right telescopic rod are respectively connected with the bottom ends of the two groups of supporting plates (19), the top ends of the two groups of supporting plates (19) are respectively connected with the bottom end of the second motor (20), the front output end of the second motor (20) and the front output end of the third motor (21) are respectively connected with the rear ends of the two groups of transmission shafts (22), the front ends of the two groups of transmission shafts (22) are respectively connected with the rear ends of the left chain wheel (23) and the rear end of the right chain wheel (24), the two groups of driven chain wheels (25) are respectively fixedly sleeved on the outer side wall of the middle part of the two groups of main shafts (11), the inner left side wall and the inner right side wall of the chain (26) are respectively connected with the outer ends of the two groups of driven chain wheels (25) in a meshed mode, and the top end of the left chain wheel (23) is connected with.

2. The overhead grain warehousing conveyor as claimed in claim 1, further comprising a fixed pipe (27), an alternating current motor (28), a working shaft (29), a threaded rod (30) and an auxiliary shaft (31), wherein the bottom end of the fixed pipe (27) is connected with the middle part of the top end of the working box (9), the top end of the alternating current motor (28) is connected with the middle part of the inner top side wall of the working box (9), the top output end of the alternating current motor (28) is connected with the bottom end of the working shaft (29), the top end of the working shaft (29) firstly passes through the middle part of the inner top side wall of the working box (9), then passes through the bottom end of the fixed pipe (27) and finally extends into the fixed pipe (27) to be connected with the bottom end of the threaded rod (30), the top end of the threaded rod (30) is connected with the bottom end of the auxiliary shaft (31), further comprising a moving pipe (32), four sets of moving shafts (33) and a moving plate (34, the movable pipe (32) is movably sleeved on the outer side wall of the bottom end of the fixed pipe (27), the front end and the rear end of the fixed pipe (27) are longitudinally communicated with limit holes, the inner front side wall and the inner rear side wall of the movable pipe (32) are respectively provided with a limit block, adjusting threads are arranged at the inner ends of the two groups of limiting blocks, the inner ends of the two groups of limiting blocks penetrate through the outer bottom ends of the two groups of limiting holes respectively and extend into the fixed pipe (27) to be connected with the bottom end of the front side and the bottom end of the rear side of the threaded rod (30) respectively in a threaded mode, the bottom ends of the four groups of moving shafts (33) are connected with the left front side, the left rear side, the right front side and the right rear side of the top end of the moving pipe (32) respectively, the top ends of the four groups of moving shafts (33) are connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the moving plate (34) respectively, and the front side and the rear side of the top end of the moving.

3. The overhead grain warehousing conveyor as claimed in claim 2, further comprising a ball bearing (35) and a limiting piece, wherein a placing cavity is arranged in the middle of the top end of the fixing tube (27), the ball bearing (35) and the limiting piece are both placed in the placing cavity, and the top end of the auxiliary shaft (31) can rotatably penetrate through the middle of the bottom end of the placing cavity and is inserted into the ball bearing (35) to be connected with the limiting piece.

4. The overhead grain warehousing conveyor as claimed in claim 3, further comprising two sets of clamping caps (36), wherein the rear ends of the two sets of clamping caps (36) are respectively connected with the front ends of the two sets of connecting shafts (7).

5. The overhead grain warehousing conveyor as claimed in claim 4, further comprising two sets of stabilizing plates (37), wherein the top ends of the two sets of stabilizing plates (37) are respectively connected with the bottom ends of the two sets of first motors (4), and the front ends of the two sets of stabilizing plates (37) are respectively connected with the top ends of the rear sides of the third support (3) and the top ends of the rear sides of the fourth support.

6. The overhead grain warehousing conveyor as claimed in claim 5, further comprising two sets of fixing rods (38), wherein the top ends of the two sets of fixing rods (38) are connected to the middle portion of the inner top side wall of the working box (9), and the bottom ends of the two sets of fixing rods (38) are connected to the left end and the right end of the alternating current motor (28), respectively.

7. The overhead type grain warehousing conveyor as claimed in claim 6, wherein four sets of moving shafts (33) are provided with reinforcing rods (39) at the top ends of the front side, the top ends of the rear side, the top ends of the left side and the top ends of the right side, and sixteen sets of reinforcing rods (39) are connected to the bottom ends of the moving plates (34).

8. The overhead grain warehousing conveyor as claimed in claim 7, wherein the two sets of universal wheels (15) are provided with brake pads (40).

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