CN215313947U - Screening mechanism of fritillary bulb harvester - Google Patents

Abstract

The utility model discloses a screening mechanism of a fritillary bulb harvester, which belongs to the technical field of screening mechanisms and comprises a fixed frame, wherein a bottom plate is fixedly arranged at the bottom end of the fixed frame, a guide plate is fixedly arranged on the bottom plate, slide rails are symmetrically arranged at two ends of the upper surface of the fixed frame, mixed fritillary bulbs in a hopper are stirred by a spiral belt stirring blade rotating in a screening barrel, and small-particle fritillary bulbs can fall into a collecting box through a plurality of first through holes; the motor works to simultaneously drive the two single-groove belt pulleys to rotate through the double-groove belt pulley, so that the spiral belt stirring blade can continuously rotate, and simultaneously, the toothed plate and the convex sliding block are driven by the half-face gear to slide back and forth along the sliding rail, so that the screening box can move back and forth, qualified fritillaria ussuriensis is screened out through the second through hole and enters the guide plate, and large-particle damaged fritillaria ussuriensis is retained in the screening box; the qualified fritillaria ussuriensis falls into the guide plate, and the motor can continuously drive the spiral blades to rotate, so that the qualified fritillaria ussuriensis is led out.

Description

Screening mechanism of fritillary bulb harvester

Technical Field

The utility model relates to the technical field of screening mechanisms, in particular to a screening mechanism of a fritillaria ussuriensis harvesting machine.

Background

Fritillary bulb is used as a traditional Chinese medicinal material and has the effects of clearing heat, moistening lung, reducing phlegm and relieving cough, so that the fritillary bulb is planted in a large number, and a harvester device is used in harvest seasons.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a screening mechanism of a fritillaria ussuriensis harvesting machine, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme: the screening mechanism of the fritillary bulb harvester comprises a fixed frame, wherein a bottom plate is fixedly arranged at the bottom end of the fixed frame, a guide plate is fixedly mounted on the bottom plate, slide rails are symmetrically mounted at two ends of the upper surface of the fixed frame, a supporting block is fixedly mounted on the upper surface of the fixed frame, a power device is fixedly mounted on the upper surface of the bottom plate, the power device is fixedly connected with a reciprocating device and a conveying device, the reciprocating device is in threaded connection with a large-particle screening device, a small-particle screening device is fixedly mounted on the upper surface of the fixed frame, and a hopper is fixedly mounted on the small-particle screening device.

Preferably, the power device comprises a motor, a base is fixedly arranged at the bottom end of the motor, the bottom surface of the base is fixedly arranged on the upper surface of the bottom plate, a double-groove belt wheel is fixedly arranged at the output end of the motor, the double-groove belt wheel is fixedly connected with the reciprocating device, two belts are rotatably connected onto the double-groove belt wheel and are respectively rotatably connected with a first single-groove belt wheel and a second single-groove belt wheel, the first single-groove belt wheel is fixedly connected with the conveying device, a first rotating shaft is fixedly connected onto the second single-groove belt wheel and is rotatably connected with the side surface of the supporting block, a driving bevel gear is fixedly arranged on the first rotating shaft and is meshed with the small particle screening device.

Preferably, the small particle screening device comprises a screening barrel and a collecting box, the bottom surface of the collecting box is fixedly arranged on the upper surface of a fixed frame, the collecting box is arranged at the bottom end of the screening barrel, a supporting column is fixedly arranged on the outer surface of the screening barrel, the supporting column is fixedly arranged on the upper surface of the fixed frame, the screening barrel is fixedly sleeved with a hopper, a plurality of first through holes are formed in the bottom of an inner cavity of the screening barrel, a spiral belt stirring blade is rotatably arranged in the inner cavity of the screening barrel, a second rotating shaft is fixedly arranged on the spiral belt stirring blade, one end of the second rotating shaft at the outer part of a port of the screening barrel is fixedly provided with a driven bevel gear, and the driven bevel gear is meshed with the driving bevel gear.

Preferably, reciprocating device is including pinion rack, convex slider, the equal screw thread of pinion rack, convex slider runs through there is the bolt, the bolt bottom all with large granule sieving mechanism threaded connection, pinion rack, convex slider all slide and locate in the slide rail, the tooth's socket meshing in the pinion rack is connected with half face gear, half face gear and double flute band pulley fixed connection.

Preferably, large granule sieving mechanism is including the screening case, a plurality of second through-holes have been seted up to screening incasement bottom surface, screening bottom of the case surface symmetry is fixed and is equipped with the swash plate, the screening case is located between screening bucket port department bottom and the baffle upper end, screening case both sides surface and bolt threaded connection.

Preferably, the conveying device comprises a third rotating shaft, the third rotating shaft is fixedly connected with the first single-groove belt wheel and is rotatably arranged on the inner side surface of the base, a spiral blade is fixedly arranged outside the third rotating shaft, and the spiral blade is rotatably arranged between the inner walls of the guide plates.

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

1. the mixed fritillary bulb in the hopper is stirred by the spiral stirring blades rotating in the screening barrel, and small particles of fritillary bulb can fall into the collection box through the first through holes;

2. the motor works to simultaneously drive the two single-groove belt pulleys to rotate through the double-groove belt pulley, so that the spiral belt stirring blade can continuously rotate, and simultaneously, the toothed plate and the convex sliding block are driven by the half-face gear to slide back and forth along the sliding rail, so that the screening box can move back and forth, qualified fritillaria ussuriensis is screened out through the second through hole and enters the guide plate, and large-particle damaged fritillaria ussuriensis is retained in the screening box;

3. the qualified fritillaria ussuriensis falls into the guide plate, and the motor can continuously drive the spiral blades to rotate, so that the qualified fritillaria ussuriensis is led out.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of a device for screening small particles according to the present invention.

FIG. 3 is a schematic view of a structural frame of the present invention.

FIG. 4 is a schematic view of a structural power unit and a large particle screening device of the present invention.

In the figure: 1. a fixed frame; 11. a base plate; 12. a support block; 13. a slide rail; 14. a guide plate; 2. a power plant; 21. a motor; 22. a base; 23. a double-groove belt pulley; 24. a belt; 25. a first single-groove pulley; 26. a second single-groove pulley; 27. a first rotating shaft; 28. a driving bevel gear; 3. a hopper; 4. a small particle screening device; 41. a screening barrel; 411. a first through hole; 412. a pillar; 42. a collection box; 43. a driven bevel gear; 44. a second rotating shaft; 45. a helical ribbon stirring blade; 5. a large particle screening device; 51. a screening box; 52. a second through hole; 53. a sloping plate; 6. a reciprocating device; 61. a toothed plate; 62. a half-face gear; 63. a bolt; 64. a male slider; 7. a conveying device; 71. a third rotating shaft; 72. helical leaves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in figures 1-4, the utility model provides a screening mechanism of a fritillaria ussuriensis harvesting machine, which comprises a fixed frame 1, wherein a bottom plate 11 is fixedly arranged at the bottom end of the fixed frame 1, a guide plate 14 is fixedly arranged on the bottom plate 11, qualified fritillaria ussuriensis is guided out by the guide plate 14, slide rails 13 are symmetrically arranged at two ends of the upper surface of the fixed frame 1, supporting blocks 12 are fixedly arranged on the upper surface of the fixed frame 1, a power device 2 is fixedly arranged on the upper surface of the bottom plate 11, the power device 2 is fixedly arranged and provides power for the screening mechanism, the power device 2 is fixedly connected with a reciprocating device 6 and a conveying device 7, the power device 2 drives the reciprocating device 6 to reciprocate and lead the conveying device 7 out of the conveying device 7, the reciprocating device 6 is in threaded connection with a large-particle screening device 5, so that the reciprocating device 6 can enable the large-particle screening device 5 to rock back and forth, the small particle screening device 4 is fixedly arranged on the upper surface of the fixed frame 1, the small particle screening device 4 is used for screening small particle fritillary bulb, the small particle screening device 4 is fixedly provided with a hopper 3, and the mixed fritillary bulb is placed in the hopper 3.

Further, the power device 2 includes a motor 21, a base 22 is fixedly disposed at a bottom end of the motor 21, a bottom surface of the base 22 is fixedly disposed on an upper surface of the bottom plate 11, the motor 21 is fixedly mounted, a double-groove belt pulley 23 is fixedly disposed at an output end of the motor 21, the motor 21 drives the double-groove belt pulley 23 to rotate, the double-groove belt pulley 23 is fixedly connected with the reciprocating device 6, two belts 24 are rotatably connected to the double-groove belt pulley 23, the two belts 24 are respectively rotatably connected to a first single-groove belt pulley 25 and a second single-groove belt pulley 26, the double-groove belt pulley 23 drives the first single-groove belt pulley 25 and the second single-groove belt pulley 26 to rotate through the belts 24, the first single-groove belt pulley 25 is fixedly connected with the conveying device 7, so that the conveying device 7 can continuously work, a first rotating shaft 27 is fixedly connected to the second single-groove belt pulley 26, the first rotating shaft 27 is rotatably connected with a side surface of the supporting block 12, first pivot 27 can stabilize the rotation, fixed initiative conical gear 28 that is equipped with on first pivot 27, initiative conical gear 28 and tiny particle sieving mechanism 4 meshing connection to tiny particle sieving mechanism 4 can continuation work.

Further, the small particle screening device 4 comprises a screening barrel 41 and a collection box 42, the bottom surface of the collection box 42 is fixedly arranged on the upper surface of the fixed frame 1, the collection box 42 is fixedly arranged and used for collecting the small particle fritillary bulb, the collection box 42 is arranged at the bottom end of the screening barrel 41, the collection box 42 collects the small particle fritillary bulb in the screening barrel 41, the outer surface of the screening barrel 41 is fixedly provided with a support column 412, the support column 412 is fixedly arranged on the upper surface of the fixed frame 1, the screening barrel 41 is fixedly arranged, the screening barrel 41 is fixedly sleeved with the hopper 3, the mixed fritillary bulb in the hopper 3 can enter the screening barrel 41, the bottom of the inner cavity of the screening barrel 41 is provided with a plurality of first through holes 411 for screening the small particle fritillary bulb, the inner cavity of the screening barrel 41 is rotatably provided with a spiral ribbon stirring blade 45, the spiral ribbon stirring blade 45 is fixedly provided with a second rotating shaft 44, one end of the second rotating shaft 44 outside the port of the screening barrel 41 is fixedly provided with a driven bevel gear 43, the driven bevel gear 43 is meshed with the driving bevel gear 28, the driving bevel gear 28 drives the driven bevel gear 43 to rotate, so that the second rotating shaft 44 drives the ribbon stirring blade 45 to stir in the screening barrel 41, and small-particle fritillary bulb can be screened.

Further, reciprocating device 6 is including toothed plate 61, convex slider 64, toothed plate 61, the equal screw thread of convex slider 64 run through bolt 63, bolt 63 bottom all with 5 threaded connection of large granule sieving mechanism to toothed plate 61, convex slider 64 and 5 fixed connection of large granule sieving mechanism, toothed plate 61, convex slider 64 all slide and locate in slide rail 13, and toothed plate 61, convex slider 64 can slide together, the tooth's socket meshing in toothed plate 61 is connected with half face gear 62, half face gear 62 and double flute band pulley 23 fixed connection, thereby double flute band pulley 23 drives half face gear 62 and rotates, and makes toothed plate 61 come and go to slide.

Further, the large granule screening device 5 comprises a screening box 51, a plurality of second through holes 52 are formed in the bottom surface of the screening box 51 and used for screening qualified fritillaria ussuriensis, the rest fritillaria ussuriensis damaged by large granules in the screening box 51 is provided, inclined plates 53 are symmetrically and fixedly arranged on the bottom surface of the screening box 51, the screening box 51 is arranged between the bottom end of the port of the screening barrel 41 and the upper end of the guide plate 14, and the surfaces of two sides of the screening box 51 are in threaded connection with bolts 63.

Further, the conveying device 7 includes a third rotating shaft 71, the third rotating shaft 71 is fixedly connected with the first single-groove belt wheel 25 and is rotatably disposed on the inner side surface of the base 22, the third rotating shaft 71 is stably driven by the first single-groove belt wheel 25, a spiral blade 72 is fixedly disposed outside the third rotating shaft 71, the spiral blade 72 is rotatably disposed between the inner walls of the guide plates 14, and qualified fritillaria ussuriensis falling from the screening box 51 falls into the guide plates 14, so that the qualified fritillaria ussuriensis can rotate in the guide plates 14 through the spiral blade 72.

The working principle is as follows: the mixed fritillary bulb harvested by the harvester can be collected into the hopper 3, then the hopper 3 falls into the screening barrel 41 to start screening work, when in use, the motor 21 drives the double-groove belt wheel 23 to rotate, the first single-groove belt wheel 25 and the second single-groove belt wheel 26 can be simultaneously driven to rotate through the two belts 24, the second single-groove belt wheel 26 rotates to drive the driving conical gear 28 to rotate, the spiral belt stirring blades 45 can be continuously driven by the driven conical gear 43 to stir in the screening barrel 41, so that small-particle fritillary bulbs screened at the positions of the first through holes 411 can enter the collecting box 42, then qualified and large-particle damaged fritillary bulbs can be conveyed into the screening box 51, the motor 21 drives the half-face gear 62 to rotate and is meshed with the tooth grooves in the tooth plate 61, and therefore the tooth plate 61 and the convex sliding block 64 can continuously slide back and forth along the sliding rail 13, the toothed plate 61 and the convex sliding block 64 are fixedly connected with the screening box 51 through the bolts 63, so that the shaking screening box 51 can screen qualified fritillary bulbs through the second through holes 52 and fall between the guide plates 14, the remaining fritillary bulbs damaged by large particles in the screening box 51 can be continuously rotated in the guide plates 14 by the first single-groove belt wheel 25, and the qualified fritillary bulbs can be guided out according to the quota.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (6)

1. The utility model provides a screening mechanism of fritillary bulb harvester, includes fixed frame (1), its characterized in that: fixed frame (1) bottom mounting is equipped with bottom plate (11), fixed mounting has baffle (14) on bottom plate (11), slide rail (13) are installed to fixed frame (1) upper surface both ends symmetry, fixed frame (1) upper surface fixed mounting supporting shoe (12), fixed surface installs power device (2) on bottom plate (11), power device (2) fixed connection reciprocating device (6), conveyor (7), reciprocating device (6) threaded connection has large granule sieving mechanism (5), fixed frame (1) upper surface fixed mounting has tiny particle sieving mechanism (4), fixed mounting has hopper (3) on tiny particle sieving mechanism (4).

2. The screening mechanism of fritillary bulb harvesting machine according to claim 1, wherein the power device (2) comprises a motor (21), a base (22) is fixedly arranged at the bottom end of the motor (21), the bottom surface of the base (22) is fixedly arranged on the upper surface of the bottom plate (11), a double-groove belt wheel (23) is fixedly arranged at the output end of the motor (21), the double-groove belt wheel (23) is fixedly connected with the reciprocating device (6), two belts (24) are rotatably connected to the double-groove belt wheel (23), the two belts (24) are respectively rotatably connected with a first single-groove belt wheel (25) and a second single-groove belt wheel (26), the first single-groove belt wheel (25) is fixedly connected with the conveying device (7), a first rotating shaft (27) is fixedly connected to the second single-groove belt wheel (26), and the first rotating shaft (27) is rotatably connected with the side surface of the supporting block (12), and a driving bevel gear (28) is fixedly arranged on the first rotating shaft (27), and the driving bevel gear (28) is meshed with the small particle screening device (4).

3. The screening mechanism of fritillary bulb harvesting machine according to claim 2, wherein the small granule screening device (4) comprises a screening barrel (41) and a collection box (42), the bottom surface of the collection box (42) is fixedly arranged on the upper surface of the fixed frame (1), the collection box (42) is arranged at the bottom end of the screening barrel (41), the outer surface of the screening barrel (41) is fixedly provided with a pillar (412), the pillar (412) is fixedly arranged on the upper surface of the fixed frame (1), the screening barrel (41) is fixedly sleeved with the hopper (3), the bottom of the inner cavity of the screening barrel (41) is provided with a plurality of first through holes (411), the inner cavity of the screening barrel (41) is rotatably provided with a ribbon stirring blade (45), the ribbon stirring blade (45) is fixedly provided with a second rotating shaft (44), one end of the second rotating shaft (44) outside the port of the screening barrel (41) is fixedly provided with a driven bevel gear (43), the driven bevel gear (43) is in meshed connection with the driving bevel gear (28).

4. The screening mechanism of fritillary bulb harvesting machine according to claim 2, wherein the reciprocating device (6) comprises a toothed plate (61) and a convex sliding block (64), each of the toothed plate (61) and the convex sliding block (64) is threaded with a bolt (63), the bottom end of each bolt (63) is in threaded connection with the large granule screening device (5), each of the toothed plate (61) and the convex sliding block (64) is slidably arranged in the sliding rail (13), a half-face gear (62) is in meshing connection with a tooth groove in the toothed plate (61), and the half-face gear (62) is fixedly connected with the double-groove belt pulley (23).

5. The screening mechanism of fritillary bulb harvesting machine as claimed in claim 4, wherein the large granule screening device (5) comprises a screening box (51), a plurality of second through holes (52) are formed in the inner bottom surface of the screening box (51), inclined plates (53) are symmetrically and fixedly arranged on the bottom surface of the screening box (51), the screening box (51) is arranged between the bottom end of the port of the screening barrel (41) and the upper end of the guide plate (14), and the two side surfaces of the screening box (51) are in threaded connection with bolts (63).

6. The screening mechanism of fritillary bulb harvesting machine as claimed in claim 2, wherein the conveying device (7) comprises a third rotating shaft (71), the third rotating shaft (71) is fixedly connected with the first single-groove belt wheel (25) and is rotatably arranged on the inner side surface of the base (22), a spiral blade (72) is fixedly arranged outside the third rotating shaft (71), and the spiral blade (72) is rotatably arranged between the inner walls of the guide plate (14).

Images