Sorghum threshing and cleaning device of harvester

Abstract

The utility model relates to the technical field of harvesters, and discloses a harvester sorghum threshing and cleaning device which comprises an equipment frame, a feeding channel and a first collecting box, one side of an inner cavity of the equipment frame is fixedly connected with a threshing plate, the inner cavity of the equipment frame is provided with a crushing assembly used for crushing sorghum, and the other side of the inner cavity of the equipment frame is provided with a sweeping rod. A cleaning assembly used for cleaning sorghum is arranged at the bottom end of the equipment frame, a connecting plate is fixedly connected to one side of an inner cavity of the first collecting box, a tooth-shaped plate is fixedly connected to the end, close to the sweeping rod, of the connecting plate, and the cleaning assembly comprises a storage box fixedly connected to the bottom end of the equipment frame; a second sieve plate is arranged above the first sieve plate, sorghum is crushed through the crushing assembly, sorghum stalks are prevented from being wound on the surface of the roller shaft through the sweeping rod, cleaning is conducted through the first sieve plate and the second sieve plate after crushing, and the situation that residual sorghum in sorghum stalk residues is wasted is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of harvester, more particularly to a kind of harvester sorghum threshing cleaning device. BACKGROUND

[0002] As an important food crop, the planting area and yield of sorghum have been increasing. However, the tall and strong stem of sorghum makes traditional manual harvesting and mechanical harvesting difficult. Manual harvesting is time-consuming and costly, and existing mechanical harvesting equipment cannot adapt to the special properties of sorghum, which brings great difficulty to the planting and harvesting of sorghum.

[0003] The existing technology has the following disadvantages: The existing threshing and cleaning device usually directly rolls the harvested sorghum, so it is easily blocked by leaves and stems, resulting in incomplete threshing. The rolled sorghum is only screened once, and since there are usually some residues of sorghum in the rolled stalks, the existing device cannot perform secondary screening on the residues, which may cause waste if discarded directly. UTILITY MODEL

[0004] To overcome the above-mentioned defects of the prior art, the utility model provides a kind of harvester sorghum threshing cleaning device to solve the problem of incomplete threshing of the existing device in the above background technology and the problem of waste caused by the inability to perform secondary screening on the residues after threshing.

[0005] The utility model provides the following technical scheme: a kind of harvester sorghum threshing cleaning device, including equipment frame, the equipment frame one end is fixedly connected with feed channel, the other end of the equipment frame is fixedly connected with first collecting box, the inner chamber of the equipment frame one side is fixedly connected with threshing plate, the inner chamber of the equipment frame is provided with the broken component for sorghum crushing, the inner chamber of the equipment frame other side is provided with cleaning rod, the bottom of the equipment frame is provided with the cleaning component for sorghum cleaning, the inner chamber one side of first collecting box is fixedly connected with connecting plate, the connecting plate one end near cleaning rod is fixedly connected with dentate plate;

[0006] The cleaning component includes a storage tank fixedly connected to the bottom of the equipment frame, a first sieve plate fixedly connected to the top of the storage tank, and a second sieve plate provided above the first sieve plate.

[0007] Preferably, one end of the storage tank is fixedly connected with a second collecting box, and the other end of the storage tank is fixedly installed with a vibration motor. The first sieve plate and the second sieve plate are both inclined.

[0008] Preferably, the crushing assembly comprises a cylinder fixedly connected to one side of the inner cavity of the equipment frame, an inner cavity of the cylinder is provided with a connecting rod, an outer surface of the connecting rod is fixedly connected with a spiral blade, an upper side of the threshing plate is provided with a roller shaft, and a surface of the roller shaft is fixedly connected with a plurality of rolling plates.

[0009] Preferably, the first motor and the second motor are fixedly installed on the equipment frame, an output end of the first motor is fixedly connected with a rotating shaft, an outer surface of the rotating shaft is sleeved with a belt, one end of the cylinder is communicated with the feeding channel, the other end of the cylinder is provided with a through groove, the bottom end of the through groove is fixedly connected with the threshing plate, one end of the connecting rod and the roller shaft penetrates through the equipment frame and is movably connected to the inner wall of the belt, and an output end of the second motor is fixedly connected with one end of the cleaning rod.

[0010] Preferably, the threshing plate is provided in a wave shape, a plurality of through grooves are formed in the bottom end of the threshing plate, and the end, away from the feeding channel, of the threshing plate is fixedly connected with the second sieve plate.

[0011] Preferably, two fans are fixedly installed on one side of the equipment frame, an output end of the fan is fixedly connected with an air pipe, the air pipe is fixedly communicated with one side of the inner cavity of the equipment frame, and the air pipe is located above the first sieve plate.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The utility model discloses a crushing assembly is equipped with, and the harvested sorghum is crushed and is handled, and the harvested sorghum enters the cylinder through the feeding channel, and the spiral blade of rotation is cut to the sorghum stem, and the cutting sorghum can increase the threshing effect of sorghum, and the cutting sorghum moves to the threshing plate, and the rolling plate on the surface is driven to the sorghum on the threshing plate through the roller shaft of rotation, and the sorghum is threshed, and the threshed sorghum falls to the cleaning assembly through the through groove formed in the bottom end of the threshing plate, and along with the more and more threshed sorghum stem, the sorghum stem wound on the surface of the roller shaft is scraped off through the sawtooth on the surface of the cleaning rod, and the threshing effect of sorghum is avoided.

[0014] 2. The utility model discloses a cleaning assembly is equipped with, and the sorghum is cleaned, and the sorghum falling from the through groove of the bottom end of the threshing plate enters the storage box through the first sieve plate, and in the falling process, the fan blows through the air pipe, and the broken slag adhered to the threshed sorghum is blown off and enters the second collecting box, and the vibration motor makes the first sieve plate and the second sieve plate vibrate, and the sorghum is screened, and the rolling sorghum stem broken slag falls to the top of the second sieve plate and is cleaned again, and the residual sorghum in the sorghum stem broken slag is avoided to be wasted. DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model.

[0016] Figure 2 The overall internal structure of the utility model is shown in FIG. Figure 1 .

[0017] Figure 3 The overall internal structure of the utility model is shown in FIG. Figure 2 .

[0018] Figure 4 It is a schematic diagram of the overall cross-sectional structure of the present utility model.

[0019] The figures are marked as follows: 1. Equipment frame; 2. Feed channel; 3. Threshing plate; 4. Crushing assembly; 41. Drum; 42. Connecting rod; 43. Spiral blade; 44. Roller; 45. Rolling plate; 46. First motor; 47. Rotating shaft; 48. Belt; 5. Cleaning rod; 6. Second motor; 7. Cleaning assembly; 71. Storage box; 72. First screen plate; 73. Second collection box; 74. Second screen plate; 75. Vibrating motor; 8. First collection box; 9. Connecting plate; 10. Toothed plate; 11. Fan; 12. Air duct. DETAILED DESCRIPTION

[0020] The following will combine the drawings in the present invention to clearly and completely describe the technical solutions in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely examples. The sorghum threshing and cleaning device for a harvester involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0021] The utility model provides a sorghum threshing and cleaning device for a harvester, such as Figure 1 - Figure 4 As shown, it includes an equipment frame 1, one end of the equipment frame 1 is fixedly connected to a feed channel 2, the other end of the equipment frame 1 is fixedly connected to a first collecting box 8, one side of the inner cavity of the equipment frame 1 is fixedly connected to a threshing plate 3, the inner cavity of the equipment frame 1 is provided with a crushing component 4 for sorghum crushing, the other side of the inner cavity of the equipment frame 1 is provided with a cleaning rod 5, the bottom end of the equipment frame 1 is provided with a cleaning component 7 for sorghum cleaning, one side of the inner cavity of the first collecting box 8 is fixedly connected to a connecting plate 9, and the end of the connecting plate 9 close to the cleaning rod 5 is fixedly connected to a toothed plate 10.

[0022] Further, such as Figure 2 As shown, the cleaning assembly 7 includes a storage box 71 fixedly connected to the bottom end of the equipment rack 1 , a first sieve plate 72 fixedly connected to the top end of the storage box 71 , and a second sieve plate 74 is provided above the first sieve plate 72 .

[0023] Further, such as Figure 2 And Figure 3 As shown in the figure, one end of the storage box 71 is fixedly connected with the second collecting box 73, and the other end of the storage box 71 is fixedly installed with the vibration motor 75. The first sieve plate 72 and the second sieve plate 74 are both arranged to be inclined. The broken sorghum after being broken by the crushing assembly 4 is threshed, and the threshed sorghum falls onto the first sieve plate 72 for cleaning. The crushed sorghum stalks have sorghum residues, which fall onto the top end of the second sieve plate 74 through the threshing plate 3. The first sieve plate 72 and the second sieve plate 74 are vibrated by the vibration motor 75 to clean and screen the sorghum. The cleaned sorghum enters the storage box 71 for storage, and the sorghum stalks and other residues enter the inner cavity of the second collecting box 73 for centralized treatment.

[0024] Further, as shown in the figure, Figure 2 The crushing assembly 4 includes a roller 41 fixedly connected to one side of the inner cavity of the equipment frame 1. The inner cavity of the roller 41 is provided with a connecting rod 42, the outer surface of the connecting rod 42 is fixedly connected with a spiral blade 43, the upper side of the threshing plate 3 is provided with a roller shaft 44, and the surface of the roller shaft 44 is fixedly connected with a plurality of crushing plates 45.

[0025] Further, as shown in the figure, Figure 2 And Figure 3 The first motor 46 and the second motor 6 are fixedly installed on the equipment frame 1. The output end of the first motor 46 is fixedly connected with a rotating shaft 47, the outer surface of the rotating shaft 47 is sleeved with a belt 48, one end of the roller 41 is communicated with the feeding channel 2, the harvested sorghum enters the inner cavity of the roller 41 through the feeding channel 2, the other end of the roller 41 is provided with a through slot, the bottom end of the through slot is fixedly connected with the threshing plate 3, one end of the connecting rod 42 and the roller shaft 44 penetrates through the equipment frame 1 and is movably connected to the inner wall of the belt 48, and the output end of the second motor 6 is fixedly connected with one end of the cleaning rod 5. The first motor 46 and the second motor 6 are started, the first motor 46 drives the rotating shaft 47 to rotate the belt 48, the belt 48 drives the connecting rod 42 and the roller shaft 44 to rotate, the connecting rod 42 rotates to drive the spiral blade 43 to rotate, the broken sorghum in the inner cavity of the roller 41 is crushed, the crushed sorghum enters the top end of the threshing plate 3 through the through slot, and the roller shaft 44 rotates to drive the crushing plates 45 on the surface to crush the sorghum, so that the sorghum is threshed. During the crushing process, the second motor 6 drives the cleaning rod 5 to rotate, and the sorghum stalks wound on the surface of the roller shaft 44 are scraped off by the sawteeth on the surface of the cleaning rod 5, so as to avoid affecting the threshing effect of the sorghum.

[0026] Further, as shown in the figure, Figure 3 And Figure 4As shown, the threshing plate 3 is provided in a wavy shape, the bottom end of the threshing plate 3 is provided with a plurality of through grooves, the end of the threshing plate 3 away from the feeding channel 2 is fixedly connected with the second sieve plate 74, the concave bottom end of the threshing plate 3 is matched with the roller shaft 44, the rolling effect of the rolling plate 45 is ensured, the threshed sorghum after rolling falls downward through the through grooves, the excess residues are moved to the second sieve plate 74 for secondary screening, the residues of the sorghum in the stalk are avoided, and waste is caused.

[0027] Further, as shown in the drawings, Figure 4 As shown, two fans 11 are fixedly installed on one side of the equipment rack 1, the output ends of the fans 11 are fixedly communicated with air pipes 12, the air pipes 12 are fixedly communicated with one side of the inner cavity of the equipment rack 1, the air pipes 12 are located above the first sieve plate 72, in the process of falling of the sorghum, the fans 11 are started to blow through the air pipes 12, the excess residues of the sorghum stalks and the like are blown off, and the blown-off residues are collected in the second collecting box 73.

[0028] The working principle of the utility model is as follows: first, the harvested sorghum is conveyed to the inner cavity of the roller 41 through the feeding channel 2, then the first motor 46 and the second motor 6 are started, the first motor 46 drives the rotating shaft 47 to rotate, the rotating shaft 47 drives the belt 48 to rotate, the belt 48 drives the connecting rod 42 and the roller shaft 44 to rotate, the rotating of the connecting rod 42 drives the spiral blade 43 to rotate, the spiral blade 43 breaks the sorghum in the inner cavity of the roller 41, the broken sorghum enters the top end of the threshing plate 3 through the through grooves, the roller shaft 44 drives the rolling plate 45 on the surface to roll the sorghum, so that the sorghum is threshed, in the rolling process, the second motor 6 drives the cleaning rod 5 to rotate, the sawteeth on the surface of the cleaning rod 5 scrape off the sorghum stalks wound on the surface of the roller shaft 44, with the continuous rotation of the cleaning rod 5, the residues of the separated sorghum stalks and the like on the surface of the cleaning rod 5 are moved to the inner cavity of the first collecting box 8 through the toothed plate 10 and the connecting plate 9, so that the threshing effect of the sorghum is avoided, the threshed sorghum falls to the top end of the first sieve plate 72 through the through grooves in the bottom end of the threshing plate 3, at the same time, the residues of the threshed sorghum stalks and the like are moved to the top end of the second sieve plate 74 with the rotation of the cleaning rod 5, the first sieve plate 72 and the second sieve plate 74 are vibrated by starting the vibration motor 75, the sorghum is cleaned and screened, the excess residues are secondarily screened through the second sieve plate 74, the residues of the sorghum in the stalk are avoided, and waste is caused, the cleaned sorghum is stored in the storage box 71, in the process of falling of the sorghum, the fan 11 is started to blow through the air pipe 12, the excess residues of the sorghum stalks and the like are blown off, and the blown-off residues are collected in the second collecting box 73.

[0029] Finally should be explained a few points are: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the term "installation", "connected", "connection" should be broad, can be mechanical or electrical connection, but also can be two elements inside the communication, can be directly connected, "up", "down", "left", "right" and so on, only for indicating the relative position relationship, when the absolute position of the described object changes, the relative position relationship may change;

[0030] Second: the utility model discloses the embodiment in the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other;

[0031] Finally: the above only for the preferred embodiment of the utility model has, and does not for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A sorghum threshing and cleaning device for a harvester, comprising an equipment frame (1), one end of the equipment frame (1) being fixedly connected to a feed channel (2), and the other end of the equipment frame (1) being fixedly connected to a first collecting box (8), characterized in that: A threshing plate (3) is fixedly connected to one side of the inner cavity of the equipment frame (1), a crushing assembly (4) for crushing sorghum is provided in the inner cavity of the equipment frame (1), a cleaning rod (5) is provided on the other side of the inner cavity of the equipment frame (1), a cleaning assembly (7) for cleaning sorghum is provided at the bottom end of the equipment frame (1), a connecting plate (9) is fixedly connected to one side of the inner cavity of the first collecting box (8), and a toothed plate (10) is fixedly connected to one end of the connecting plate (9) close to the cleaning rod (5); The cleaning assembly (7) comprises a storage box (71) fixedly connected to the bottom end of the equipment frame (1); a first sieve plate (72) is fixedly connected to the top end of the storage box (71); and a second sieve plate (74) is provided above the first sieve plate (72).

2. The sorghum threshing and cleaning device for a harvester according to claim 1, characterized in that: One end of the storage box (71) is fixedly connected to a second collecting box (73), and the other end of the storage box (71) is fixedly installed with a vibration motor (75). The first sieve plate (72) and the second sieve plate (74) are both arranged to be inclined.

3. The sorghum threshing and cleaning device for a harvester according to claim 1, characterized in that: The crushing assembly (4) comprises a roller (41) fixedly connected to one side of the inner cavity of the equipment frame (1); a connecting rod (42) is provided in the inner cavity of the roller (41); a spiral blade (43) is fixedly connected to the outer surface of the connecting rod (42); a roller shaft (44) is provided above the threshing plate (3); and a plurality of rolling plates (45) are fixedly connected to the surface of the roller shaft (44).

4. The sorghum threshing and cleaning device for a harvester according to claim 3, characterized in that: A first motor (46) and a second motor (6) are fixedly mounted on the equipment frame (1); the output end of the first motor (46) is fixedly connected to a rotating shaft (47); the outer surface of the rotating shaft (47) is sleeved with a belt (48); one end of the roller (41) is connected to the feed channel (2); the other end of the roller (41) is provided with a through groove; the bottom end of the through groove is fixedly connected to the threshing plate (3); one end of the connecting rod (42) and the roller shaft (44) passes through the equipment frame (1) and is movably connected to the inner wall of the belt (48); the output end of the second motor (6) is fixedly connected to one end of the cleaning rod (5).

5. The sorghum threshing and cleaning device for a harvester according to claim 1, characterized in that: The threshing plate (3) is configured to be wavy, and a plurality of through grooves are provided at the bottom end of the threshing plate (3). One end of the threshing plate (3) away from the feed channel (2) is fixedly connected to the second sieve plate (74).

6. The sorghum threshing and cleaning device for a harvester according to claim 1, characterized in that: Two fans (11) are fixedly installed on one side of the equipment rack (1), and the output ends of the fans (11) are fixedly connected to an air duct (12). The air duct (12) is fixedly connected to one side of the inner cavity of the equipment rack (1), and the air duct (12) is located above the first sieve plate (72).

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