A hand-held peanut harvester

Abstract

The invention discloses a hand-held peanut harvester, which belongs to the field of agricultural machinery, can replace manual peanut harvesting, and improve the peanut harvesting efficiency. The invention comprises a soil turning device, a conveying device, a fruit picking device, a shell, a hand-held fuel vehicle, and a collecting box; the spike wheel in the conveying device can not only continuously convey the plants, but also break up the lumps of soil to achieve preliminary soil removal; the upper pressing plate and the lower pressing plate in the fruit picking device press the plants, and the centrifugal force is used to achieve the fruit picking action at low cost and high efficiency through the blocking of the blocking column; in the process of fruit picking, the fruit can also be de-soiled twice, saving the later de-soiling process; the limit rod in the soil turning device is provided with a limit hole, which can manually adjust the height of the plow, and the machine is used to replace the manual labor, saving a lot of manpower time, and improving the peanut harvesting efficiency.

Description

Technical Field

[0001] The invention belongs to the field of agricultural machinery, and in particular relates to a walk-behind peanut harvester. Background Art

[0002] At present, most of the harvesters on the market are wheat harvesters and corn harvesters, and peanut harvesters account for a very small proportion, or even none. However, in today's society where machines replace manual labor, a peanut harvester is needed to assist agricultural production, reduce farmers' physical labor, improve peanut harvesting efficiency, and realize the mechanization of agricultural production. Summary of the invention

[0003] In view of the above-mentioned shortcomings, the present invention provides a walk-behind peanut harvester.

[0004] The invention provides a hand-held peanut harvester, which can replace manual peanut harvesting and improve the peanut harvesting efficiency.

[0005] To achieve the above objectives, the present invention adopts the following technical solutions:

[0006] A walk-behind peanut harvester comprises: a shell 1, a walk-behind fuel vehicle 2, a fruit picking device 3, a conveying device 4, a soil turning device 5, and a collecting box 6; the fruit picking device 3 and the conveying device 4 are both fixedly mounted on the front end of the walk-behind fuel vehicle 2, the fruit picking device 3 is covered with a shell 1 on the outside, the lower end of the shell 1 is fixed to the bottom plate of the fruit picking device 3, the soil turning device 5 is fixed to the front end cross beam of the walk-behind fuel vehicle 2 by a locating pin, the soil turning device 5 and the conveying device 4 are located on the same side, and the collecting box 6 is fixedly connected to the rear end cross beam of the walk-behind fuel vehicle 2.

[0007] In the above-mentioned device, the hand-held fuel vehicle 2 includes a cross beam a21, a cross beam b22, a cross beam c23, a cross beam e25, a cross beam f26, and an outer frame 7, and each cross beam is fixedly connected to the outer frame 7.

[0008] The fruit picking device 3 includes a slide rail 31, a concave slide groove 32, a spring 33, an optical axis 34, an upper pressure plate 35, a lower pressure plate 36, a thrust bearing 37, a support plate 38, a screen 39, a blocking column 310, a central column 311, a gear box b314, a gear box bracket 312 and a motor b313; a rim on one side of the support plate 38 is fixedly connected to the screen 39, the bottom end of the blocking column 310 is fixedly connected to the side of the support plate 38 connected to the screen, the thrust bearing 37 is fixedly connected to the upper surface of the support plate 38 on the inner side of the blocking column 310, the lower part of the lower pressure plate 36 is fixedly connected to the thrust bearing 37, the upper pressure plate 35 is located above the lower pressure plate, the upper pressure plate 35 and the lower pressure plate 36 are in intermittent contact, and the optical axis 3 The lower end is connected with the upper pressing plate 35 by threading, the spring 33 is nested in the upper end of the optical axis 34, the concave slide groove 32 is located above the spring 33 and is fixedly connected with the optical axis 34, the slide rail 31 is located above the concave slide groove 32 and is slidably connected thereto, the slide rail 31 is fixedly mounted on the top of the inner side of the housing 1, the center column 311 is slidably connected with the optical axis 34 in the vertical direction, the bottom end of the center column 311 is connected with the gear box b314 by a coupling, the motor b313 is connected with the gear box b314 by a coupling, the gear box b314 is fixedly connected to the gear box bracket 312, the motor b313 is fixedly connected to the bottom of the gear bracket 312, and the gear box bracket 312 is fixedly connected to the support plate 38.

[0009] The conveying device 4 includes a nail wheel a41, a nail wheel b42, a nail wheel c43, a gear box a44 and a motor a45. The nail wheel b42 is located below the nail wheel a41. The nail wheel a41 and the nail wheel b42 are connected to the same bearing seat. The bearing seat is fixedly connected to the cross beam a21 and the cross beam c23 respectively. The nail wheel c43 is located outside the nail wheel a41 and the nail wheel b42. In the vertical direction, the nail wheel c43 is located in the middle position of the nail wheel a41 and the nail wheel b42. The nail wheel c43 is fixedly connected to the cross beam a21 and the cross beam c23 respectively through the bearing seat. One end of each nail wheel close to the collecting box 6 is connected to the gear box a44 through a coupling, and the other end of the gear box a44 is connected to the motor a45 through a coupling. The motor a45 is fixed on the load-bearing plate 24, and the load-bearing plate 24 is fixedly connected to the outer frame 7.

[0010] The tillage device 5 includes a plow 51, a limiting rod 52 and a positioning pin 53. The plow 51 and the bottom end of the limiting rod 52 are fixedly connected. The limiting rod 52 is slidably connected to the beam b22 in the vertical direction. There is a limiting hole on the limiting rod 52 to achieve surface contact with the positioning pin 53.

[0011] The housing 1 is fixedly connected to the support plate 38, and the collecting box 6 is fixedly connected to the cross beam e25 and the cross beam f26 respectively.

[0012] The beneficial effects of the present invention are as follows: the present invention provides a hand-held peanut harvester, with a spike wheel as a conveying device, which can not only continuously convey plants, but also break up lumps of soil to achieve preliminary soil removal; the upper pressing plate and the lower pressing plate press the plants, and use centrifugal force to block the peanut fruits under the action of centrifugal force, and the fallen fruits pass through a sieve to achieve a second soil removal process, and the fruits that have been soil-removed are successively collected in a collecting box to be collected, thereby achieving a low-cost and high-efficiency fruit picking action; in the process of fruit picking, two soil removal processes for the fruits can be achieved, saving the later soil removal process; a limit hole is provided on the limit rod in the soil turning device, which can manually adjust the height of the plow, and use a machine instead of manual labor to achieve one-time completion of fruit picking and soil removal, saving a lot of manpower and time, alleviating the burden on farmers, and improving the peanut harvesting efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0014] Figure 2 It is a schematic diagram of the shelling structure of the present invention;

[0015] Figure 3 It is a structural schematic diagram of the fruit picking device in the present invention;

[0016] Figure 4 It is a structural schematic diagram of the soil turning device in the present invention;

[0017] Figure 5 It is a structural schematic diagram of the power part of the fruit picking device of the present invention;

[0018] Figure 6 It is a schematic diagram of the structure of the shell in the present invention.

[0019] Among them, 1 is the shell, 2 is the hand-held fuel vehicle, 3 is the fruit picking device, 4 is the conveying device, 5 is the soil turning device, 6 is the collecting box, 7 is the outer frame, 21 is the beam a, 22 is the beam b, 23 is the beam c, 24 is the load-bearing plate, 25 is the beam e, 26 is the beam f, 31 is the slide rail, 32 is the concave slide groove, 33 is the spring, 34 is the optical axis, 35 is the upper pressure plate, 36 is the lower pressure plate, 37 is the thrust bearing, 38 is the support plate, 39 is the screen, 310 is the blocking column, 311 is the center column, 312 is the gear box bracket, 313 is the motor b, 314 is the gear box b, 41 is the nail wheel a, 42 is the nail wheel b, 43 is the nail wheel c, 44 is the gear box a, 45 is the motor a, 51 is the plow, 52 is the limit rod, and 53 is the positioning pin. DETAILED DESCRIPTION

[0020] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments:

[0021] A walk-behind peanut harvester comprises: a shell 1, a walk-behind fuel vehicle 2, a fruit picking device 3, a conveying device 4, a soil turning device 5, and a collecting box 6; the fruit picking device 3 and the conveying device 4 are both fixedly mounted on the front end of the walk-behind fuel vehicle 2, the fruit picking device 3 is covered with a shell 1 on the outside, the lower end of the shell 1 is fixed to the bottom plate of the fruit picking device 3, the soil turning device 5 is fixed to the front end cross beam of the walk-behind fuel vehicle 2 by a locating pin, the soil turning device 5 and the conveying device 4 are located on the same side, and the collecting box 6 is fixedly connected to the rear end cross beam of the walk-behind fuel vehicle 2.

[0022] In the above-mentioned device, the hand-held fuel vehicle 2 includes a cross beam a21, a cross beam b22, a cross beam c23, a cross beam e25, a cross beam f26, and an outer frame 7, and each cross beam is fixedly connected to the outer frame 7.

[0023] The fruit picking device 3 includes a slide rail 31, a concave slide groove 32, a spring 33, an optical axis 34, an upper pressure plate 35, a lower pressure plate 36, a thrust bearing 37, a support plate 38, a screen 39, a blocking column 310, a central column 311, a gear box b314, a gear box bracket 312 and a motor b313; a rim on one side of the support plate 38 is fixedly connected to the screen 39, the bottom end of the blocking column 310 is fixedly connected to the side of the support plate 38 connected to the screen, the thrust bearing 37 is fixedly connected to the upper surface of the support plate 38 on the inner side of the blocking column 310, the lower part of the lower pressure plate 36 is fixedly connected to the thrust bearing 37, the upper pressure plate 35 is located above the lower pressure plate, the upper pressure plate 35 and the lower pressure plate 36 are in intermittent contact, and the optical axis 3 The lower end is connected with the upper pressing plate 35 by threading, the spring 33 is nested in the upper end of the optical axis 34, the concave slide groove 32 is located above the spring 33 and is fixedly connected with the optical axis 34, the slide rail 31 is located above the concave slide groove 32 and is slidably connected thereto, the slide rail 31 is fixedly mounted on the top of the inner side of the housing 1, the center column 311 is slidably connected with the optical axis 34 in the vertical direction, the bottom end of the center column 311 is connected with the gear box b314 by a coupling, the motor b313 is connected with the gear box b314 by a coupling, the gear box b314 is fixedly connected to the gear box bracket 312, the motor b313 is fixedly connected to the bottom of the gear bracket 312, and the gear box bracket 312 is fixedly connected to the support plate 38.

[0024] The conveying device 4 includes a nail wheel a41, a nail wheel b42, a nail wheel c43, a gear box a44 and a motor a45. The nail wheel b42 is located below the nail wheel a41. The nail wheel a41 and the nail wheel b42 are connected to the same bearing seat. The bearing seat is fixedly connected to the cross beam a21 and the cross beam c23 respectively. The nail wheel c43 is located outside the nail wheel a41 and the nail wheel b42. In the vertical direction, the nail wheel c43 is located in the middle position of the nail wheel a41 and the nail wheel b42. The nail wheel c43 is fixedly connected to the cross beam a21 and the cross beam c23 respectively through the bearing seat. One end of each nail wheel close to the collecting box 6 is connected to the gear box a44 through a coupling, and the other end of the gear box a44 is connected to the motor a45 through a coupling. The motor a45 is fixed on the load-bearing plate 24, and the load-bearing plate 24 is fixedly connected to the outer frame 7.

[0025] The tillage device 5 includes a plow 51, a limiting rod 52 and a positioning pin 53. The plow 51 and the bottom end of the limiting rod 52 are fixedly connected. The limiting rod 52 is slidably connected to the beam b22 in the vertical direction. There is a limiting hole on the limiting rod 52 to achieve surface contact with the positioning pin 53.

[0026] The housing 1 is fixedly connected to the support plate 38, and the collecting box 6 is fixedly connected to the cross beam e25 and the cross beam f26 respectively.

[0027] During operation, the position of the plow 51 is adjusted through the limit hole on the limit rod 52 so that the depth of the plow 51 entering the ground reaches an appropriate range. Then, under the push of the hand-held fuel vehicle 2, the peanut plants are turned out of the ground by the plow 51. At this time, driven by the motor a45, looking back from the front end of the hand-held fuel vehicle 2, the nail wheel a41 rotates clockwise, the nail wheel b42 rotates counterclockwise, and the nail wheel c43 rotates clockwise. Under the action of the three nail wheels, the plants turned out of the soil are sent to the fruit picking device 3, and the first soil removal process is realized at the same time. Driven by machine b313, the central column 311 rotates continuously, driving the upper pressure plate 35 and making it move intermittently up and down along the track of the slide rail 31. When the upper pressure plate 35 turns to the nail wheel, the upper pressure plate 35 and the lower pressure plate 36 slowly contact and finally press the plant, and the plant then rotates. Due to the obstruction of the blocking column 310, the peanut fruits fall off the plant one after another under the action of centrifugal force, and the fallen fruits pass through the screen 39 to achieve the second soil removal treatment. The fruits that have been soil-removed enter the collection box 6 one after another and are collected.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A walk-behind peanut harvester, characterized in that: include: A housing (1), a hand-held fuel vehicle (2), a fruit picking device (3), a conveying device (4), a soil turning device (5), and a collection box (6); the fruit picking device (3) and the conveying device (4) are both fixedly mounted on the front end of the hand-held fuel vehicle (2); the fruit picking device (3) is covered with a housing (1) on the outside; the lower end of the housing (1) is fixed to the bottom plate of the fruit picking device (3); the soil turning device (5) is fixed to the front end cross beam of the hand-held fuel vehicle (2) by means of a positioning pin; the soil turning device (5) and the conveying device (4) are located on the same side; the collection box (6) is fixedly connected to the rear end cross beam of the hand-held fuel vehicle (2); the conveying device (4) can break up the soil into pieces to achieve initial soil removal, and then enter the fruit picking device (3) for secondary soil removal; The fruit picking device (3) comprises a slide rail (31), a concave slide groove (32), a spring (33), an optical axis (34), an upper pressure plate (35), a lower pressure plate (36), a thrust bearing (37), a support plate (38), a screen (39), a blocking column (310), a center column (311), a gear box b (314), a gear box bracket (312) and a motor b (313); a wheel rim on one side of the support plate (38) is fixedly connected to the screen (39), a bottom end of the blocking column (310) is fixedly connected to a side of the support plate (38) connected to the screen, a thrust bearing (37) is fixedly connected to the upper surface of the support plate (38) on the inner side of the blocking column (310), and a lower end of the lower pressure plate (36) is fixedly connected to the lower surface of the support plate (38) on the inner side of the blocking column (310). The upper pressing plate (35) is fixedly connected to the thrust bearing (37), the upper pressing plate (35) is located above the lower pressing plate, the upper pressing plate (35) and the lower pressing plate (36) are in intermittent contact, the lower end of the optical axis (34) is connected to the upper pressing plate (35) by a thread, the spring (33) is nested in the upper end of the optical axis (34), the concave slide groove (32) is located above the spring (33) and is fixedly connected to the optical axis (34), the slide rail (31) is located above the concave slide groove (32) and is slidably connected thereto, the slide rail (31) is fixedly installed on the top of the inner side of the housing (1), the central column (311) is slidably connected to the optical axis (34) in the vertical direction, and the bottom end of the central column (311) is connected to the power part of the fruit picking device (3); The conveying device (4) comprises a spike wheel a (41), a spike wheel b (42), a spike wheel c (43), a gear box a (44) and a motor a (45), wherein the spike wheel b (42) is located below the spike wheel a (41), the spike wheel a (41) and the spike wheel b (42) are connected to the same bearing seat, and the bearing seat is fixedly connected to the cross beam a (21) and the cross beam c (23) respectively, the spike wheel c (43) is located outside the spike wheel a (41) and the spike wheel b (42), and the spike wheel c (43) is vertically spaced apart from the spike wheel a (41). 3) is located in the middle of the spike wheel a (41) and the spike wheel b (42), the spike wheel c (43) is fixedly connected to the cross beam a (21) and the cross beam c (23) through the bearing seat, and one end of each spike wheel close to the collection box (6) is connected to the gear box a (44) through a coupling, and the other end of the gear box a (44) is connected to the motor a (45) through a coupling, and the motor a (45) is fixed on the load-bearing plate (24), and the load-bearing plate (24) is fixedly connected to the outer frame (7).

2. The walk-behind peanut harvester according to claim 1, characterized in that: The power part comprises a gearbox bracket (312), a gearbox b (314), and a motor b (313); the bottom end of the center column (311) is connected to the gearbox b (314) via a coupling, the motor b (313) is connected to the gearbox b (314) via a coupling, the gearbox b (314) is fixedly connected to the gearbox bracket (312), the motor b (313) is fixedly connected to the bottom of the gearbox bracket (312), and the gearbox bracket (312) is fixedly connected to the support plate (38).

3. The walk-behind peanut harvester according to claim 1, characterized in that: The housing (1) is fixedly connected to the support plate (38).

4. The walk-behind peanut harvester according to claim 1, characterized in that: The hand-held fuel vehicle (2) comprises a crossbeam a (21), a crossbeam b (22), a crossbeam c (23), a crossbeam e (25), a crossbeam f (26), and an outer frame (7), wherein each crossbeam is fixedly connected to the outer frame (7).

5. The walk-behind peanut harvester according to claim 1 or 4, characterized in that: The soil turning device (5) comprises a plow (51), a limiting rod (52) and a positioning pin (53); the plow (51) and the bottom ends of the limiting rod (52) are fixedly connected; the limiting rod (52) is slidably connected to the crossbeam b (22) in the vertical direction; and a limiting hole is provided on the limiting rod (52) to achieve surface contact with the positioning pin (53).

6. The walk-behind peanut harvester according to claim 1 or 4, characterized in that: The collecting box (6) is fixedly connected to the cross beam e (25) and the cross beam f (26) respectively.

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