Portable peanut harvester for small producing area

Abstract

The utility model belongs to the technical field of peanut harvesters, and particularly relates to a small-producing-area portable peanut harvester which comprises a harvester device body, push-pull handles are arranged on the front side and the rear side of the right side of the top of the harvester device body, and supporting wheels are arranged on the left side and the right side of the front side and the rear side of the bottom of the harvester device body. According to the utility model, the harvesting rake teeth are controlled by the first motor under the action of the connecting plate to be unfolded when in use or folded when not in use, and when the harvesting rake teeth are in contact with the ground during harvesting, the harvesting rake teeth play a buffering role under the action of the torsion spring, so that the harvesting rake teeth are protected and are not easy to damage; the push-pull handle can be pushed by only one person, the supporting wheel in front of the left side drives the second chain wheel to rotate, the transmission chain drives the first chain wheel to rotate synchronously, the rotating wheel is controlled to rotate along with the rotating shaft under the action of the rotating shaft, and peanuts in the land are pulled out and harvested through the harvesting rake teeth.

Description

TECHNICAL FIELD

[0001] The utility model belongs to peanut harvester technical field, and specifically is a small production site portable peanut harvester. BACKGROUND

[0002] The background of domestic peanut harvester research is derived from the comprehensive action of many factors. With the advancement of agricultural modernization, the improvement of agricultural mechanization level has become an inevitable trend of agricultural development. The labor cost is rising, and the shortage of rural labor is increasingly prominent. The traditional manual harvesting method cannot meet the production demand. Therefore, the promotion of technological progress and the pressure of social demand promote the research and development of peanut harvesters.

[0003] After searching, the announcement number for CN217336465U is a kind of automatic high-efficiency peanut harvester for agricultural planting, the utility model provides a kind of automatic high-efficiency peanut harvester for agricultural planting, including peanut harvester body and the pick-up device connected with peanut harvester body, pick-up device includes rack, grass collecting stirrer and ploughing mechanism are installed in rack, ploughing mechanism includes cylinder, screw rod is rotatably installed along center line direction in cylinder, internal hexagonal screw is arranged at one end of screw rod, screw hole that is compatible with internal hexagonal screw is formed on cylinder, internal hexagonal spanner is used to drive internal hexagonal screw to rotate, thereby driving screw rod to rotate, screw rod rotation can drive driving sleeve to move.

[0004] The above-mentioned peanut harvester utilizes the left movement of the driving sleeve, drives the connecting plate to move outward through the driving rod, makes the part of the plow nail exposed outside the cylinder longer, is favorable for ploughing, the driving sleeve moves to the right, the connecting plate contracts inward, makes the part of the plow nail exposed outside the cylinder shorter, and further realizes the adjustment of the length of the plow nail. The length of the plow nail can be adjusted according to the demand, but there are still the following problems:

[0005] The front harvesting mechanism of the peanut harvester on the market is easy to be damaged due to direct contact with the ground during harvesting. On the one hand, the harvester body is too large and needs to be driven manually, which is difficult for one person to operate. On the other hand, the existing peanut harvesters are expensive, and these peanut harvesters are not suitable for small farms or individual small-area planting.

[0006] Therefore, a small production site portable peanut harvester is proposed for the above problems. Utility model content

[0007] (1) technical problem solved

[0008] In view of the deficiencies of prior art, the utility model provides a small production site portable peanut harvester, which solves the problems of damaged harvesting rake teeth and too large traditional harvester to be used by one person.

[0009] (II) Technical Solution

[0010] To achieve the above object, the utility model provides the following technical scheme: A small production site portable peanut harvester, including the harvester device main part, the front and back both sides of right side of the harvester device main part top are all provided with push-pull handle, the left and right sides of front and back both sides of the harvester device main part bottom are all provided with support wheel, the left side of the harvester device main part is provided with harvesting mechanism;

[0011] The harvesting mechanism comprises a rotating shaft, a plurality of rotating wheels are sleeved outside the rotating shaft, a supporting lead screw is penetrated in the rotating shaft, a lead screw sleeve block is sleeved outside the supporting lead screw corresponding to the position of the rotating wheel, connecting plates are arranged on the upper, lower, left and right four sides of the outside of the lead screw sleeve block, a lead screw sleeve block is arranged on one side of the connecting plate, a movable base is arranged on the other side of the connecting plate, a fixed shaft is penetrated in the inside of the movable base, a torsion spring is sleeved outside the fixed shaft, a harvesting harrow tooth is arranged above the torsion spring, a first motor is connected to the input end of the supporting lead screw, a first sprocket is arranged in front of the rotating shaft, the first sprocket is sleeved with a transmission chain outside, and a second sprocket is arranged on the right side of the transmission chain.

[0012] Preferably, the support wheel is fixedly connected with the second sprocket, the second sprocket is chain transmission with the first sprocket through the transmission chain, the first sprocket is fixedly connected with the rotating shaft, the first motor is fixedly connected with the supporting lead screw, the supporting lead screw is threadedly matched with the lead screw sleeve block, the lead screw sleeve block is movably connected with the connecting plate, the connecting plate is movably connected with the movable base, the harvesting harrow tooth is movably connected with the movable base through the fixed shaft, and the harvesting harrow tooth is elastically connected with the movable base through the torsion spring.

[0013] Preferably, an adjusting mechanism is arranged on the right side of the harvesting mechanism.

[0014] The adjusting mechanism comprises a guide sliding groove, guide sliding blocks are penetrated in the inside of the guide sliding groove, a movable frame is arranged between the two guide sliding blocks, a hydraulic oil cylinder is arranged at the rear of the movable frame, a supporting rod is arranged at the front of the movable frame, an adjusting plate is sleeved outside the supporting rod, a connecting block is arranged on the top of the adjusting plate, a supporting frame is arranged above the connecting block, positioning shafts are arranged on the front and back sides of the lower left side of the supporting frame, a first transmission roller is arranged above the right side in the inside of the supporting frame, a second motor is connected to the input end of the first transmission roller, a conveying belt is sleeved outside the first transmission roller, and a second transmission roller is arranged on the left side of the conveying belt.

[0015] Preferably, the guide chute is matched with the guide block, the guide block is fixedly connected with the movable frame, the movable frame is fixedly connected with the hydraulic oil cylinder, the support rod is fixedly connected with the movable frame, the adjusting plate is movably connected with the support rod, the adjusting plate is movably connected with the connecting block, the connecting block is fixedly connected with the support frame, the support frame is movably connected with the movable frame through the positioning shaft, the second motor is fixedly connected with the first transmission roller, and the first transmission roller is chain transmission with the second transmission roller through the conveying belt.

[0016] Preferably, the rear of the harvester device body is provided with a harvesting frame fixing mechanism.

[0017] The harvesting frame fixing mechanism comprises U-shaped clamping plates, a harvesting frame is arranged between the two U-shaped clamping plates, the side, away from the harvesting frame, of the U-shaped clamping plate is provided with a fixing screw rod, and the bottom of the harvesting frame is provided with a filter sieve plate.

[0018] Preferably, the fixing screw rod is movably connected with the U-shaped clamping plate, the U-shaped clamping plate is in contact with the harvesting frame, and the harvesting frame is fixedly connected with the filter sieve plate.

[0019] (Three) beneficial effects

[0020] Compared with the prior art, the utility model provides a small production site portable peanut harvester, has the following beneficial effects:

[0021] 1、 the utility model discloses a first motor is under the action of connecting plate control harvesting rake tooth is opened in use or is not used and is retracted, and harvesting rake tooth is in harvesting contact ground, and the effect of buffering is played under the action of torsion spring when, thereby protecting harvesting rake tooth, make it not easy to damage, and the device is small in size, only one person can push the push -pull handle, so that the device can be applicable to small production site harvesting use.

[0022] 2、 the utility model discloses a hydraulic oil cylinder control movable frame is moved horizontally, under the action of adjusting plate, adjusting support frame is moved on positioning shaft around when using, is folded to be convenient for storage when not using, and the peanut of harvesting is placed to conveying belt under the action of harvesting rake tooth, and the second motor control conveying belt drives peanut to move to facilitate the collection of peanut.

[0023] 3、 the utility model discloses that peanut is under the action of conveying belt, falls into the harvesting frame, and the soil of peanut will fall into the ground through the filter sieve plate of bottom, after collection is completed, through the rotation of both sides fixed screw rod, makes U-shaped clamping plate loose harvesting frame, so as to replace the harvesting frame and recycle. ACCURACY

[0024] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application, the schematic embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application. In the drawings:

[0025] Figure 1 is a three-dimensional structure schematic view of the present application;

[0026] Figure 2 is a three-dimensional structure schematic view of the inside of the rotating wheel of the present application;

[0027] Figure 3 is a three-dimensional structure schematic view of the adjusting mechanism of the present application;

[0028] Figure 4 is a three-dimensional structure schematic view of the harvesting frame fixing mechanism of the present application.

[0029] In the drawings: 1, harvesting machine device main body; 2, push-pull handle; 3, supporting wheel; 4, harvesting mechanism; 5, rotating wheel; 6, rotating shaft; 7, supporting screw rod; 8, screw rod sleeve block; 9, connecting plate; 10, movable base; 11, fixed shaft; 12, torsion spring; 13, harvesting rake tooth; 14, first motor; 15, first sprocket; 16, transmission chain; 17, second sprocket; 18, adjusting mechanism; 19, positioning shaft; 20, guide sliding groove; 21, guide sliding block; 22, movable frame; 23, hydraulic oil cylinder; 24, supporting rod; 25, adjusting plate; 26, connecting block; 27, supporting frame; 28, first transmission roller; 29, conveying belt; 30, second transmission roller; 31, second motor; 32, harvesting frame fixing mechanism; 33, U-shaped clamping plate; 34, fixed screw; 35, harvesting frame; 36, filter screen plate. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] The specific embodiments are given below.

[0032] Please refer to Figure 1 and Figure 2The utility model provides a technical scheme: a small production site portable peanut harvester, including harvester device main body 1, the front and back both sides of harvester device main body 1 top right side are all provided with push-pull handle 2, the left and right sides of the front and back both sides of harvester device main body 1 bottom are all provided with support wheel 3, and the left side of harvester device main body 1 is provided with harvesting mechanism 4, and harvesting mechanism 4 includes rotating shaft 6, a plurality of rotating wheels 5 are sleeved on the outside of rotating shaft 6, and support lead screw 7 is passed through the inside of rotating shaft 6, and the position of the outside of support lead screw 7 corresponds the inside of rotating wheel 5 and is sleeved with screw rod sleeve block 8, and the upper and lower left and right four sides of the outside of screw rod sleeve block 8 are all provided with connecting plate 9, one side of connecting plate 9 is provided with screw rod sleeve block 8, the other side of connecting plate 9 is provided with movable base 10, fixed shaft 11 is passed through the inside of movable base 10, torsion spring 12 is sleeved on the outside of fixed shaft 11, and harvesting harrow tooth 13 is arranged above torsion spring 12, and the input end of support lead screw 7 is connected with first motor 14, and the front of rotating shaft 6 is provided with first sprocket 15, and first sprocket 15 is sleeved with transmission chain 16 on the outside, and the right side of transmission chain 16 is provided with second sprocket 17, and the left side front support wheel 3 is fixedly connected with second sprocket 17, and second sprocket 17 is chain transmission with first sprocket 15 through transmission chain 16, and first sprocket 15 is fixedly connected with rotating shaft 6, and first motor 14 is fixedly connected with support lead screw 7, and support lead screw 7 is threadedly connected with screw rod sleeve block 8, and screw rod sleeve block 8 is movably connected with connecting plate 9, and connecting plate 9 is movably connected with movable base 10, and harvesting harrow tooth 13 is movably connected with movable base 10 through fixed shaft 11, and harvesting harrow tooth 13 is elastically connected with movable base 10 through torsion spring 12.

[0033] Through the above scheme: when using, first motor 14 starts to drive support lead screw 7 to rotate, under the action of thread, pushes screw rod sleeve block 8 to move horizontally, makes movable base 10 drive harvesting harrow tooth 13 to open or contract under the action of connecting plate 9, when harvesting harrow tooth 13 contacts ground, harvesting harrow tooth 13 is elastically connected with movable base 10 through torsion spring 12, under the action of torsion spring 12, plays the role of buffering, pushes push-pull handle 2, so that harvesting device main body 1 can move, so that the left side front support wheel 3 drives second sprocket 17 to rotate, since second sprocket 17 is chain transmission with first sprocket 15 through transmission chain 16, and first sprocket 15 is fixedly connected with rotating shaft 6, under the action of friction, makes second sprocket 17 drive transmission chain 16 to drive first sprocket 15 to rotate synchronously, so that rotating shaft 6 drives rotating wheel 5 to rotate, and harvesting operation is carried out.

[0034] Further, as Figure 1 And Figure 3As shown, the right side of the harvesting mechanism 4 is provided with an adjusting mechanism 18, which includes a guide chute 20, the inside of the guide chute 20 is provided with a guide sliding block 21, two guide sliding blocks 21 are provided with a movable frame 22, the rear of the movable frame 22 is provided with a hydraulic oil cylinder 23, the front of the movable frame 22 is provided with a supporting rod 24, the outside of the supporting rod 24 is provided with an adjusting plate 25, the top of the adjusting plate 25 is provided with a connecting block 26, the upper side of the connecting block 26 is provided with a supporting frame 27, the left side of the supporting frame 27 is provided with a positioning shaft 19, the inside of the right side of the supporting frame 27 is provided with a first transmission roller 28, the input end of the first transmission roller 28 is connected with a second motor 31, the outside of the first transmission roller 28 is provided with a conveying belt 29, the left side of the conveying belt 29 is provided with a second transmission roller 30, the guide chute 20 is matched with the guide sliding block 21, the guide sliding block 21 is fixedly connected with the movable frame 22, the movable frame 22 is fixedly connected with the hydraulic oil cylinder 23, the supporting rod 24 is fixedly connected with the movable frame 22, the adjusting plate 25 is movably connected with the supporting rod 24, the adjusting plate 25 is movably connected with the connecting block 26, the connecting block 26 is fixedly connected with the supporting frame 27, the supporting frame 27 is movably connected with the movable frame 22 through the positioning shaft 19, the second motor 31 is fixedly connected with the first transmission roller 28, and the first transmission roller 28 is chain transmission with the second transmission roller 30 through the conveying belt 29.

[0035] Through the above scheme: in use, the hydraulic oil cylinder 23 is started, the movable frame 22 is pushed to move horizontally along the guide chute 20 under the action of the guide sliding block 21, because the adjusting plate 25 is movably connected with the supporting rod 24, the adjusting plate 25 is movably connected with the connecting block 26, and the supporting frame 27 is movably connected with the movable frame 22 through the positioning shaft 19, under the action of the adjusting plate 25, the supporting frame 27 is adjusted to move upwards around the positioning shaft 19, the harvested peanuts are placed on the conveying belt 29 under the action of the harvesting rake teeth 13, the second motor 31 is started to drive the first transmission roller 28 to rotate, because the first transmission roller 28 is chain transmission with the second transmission roller 30 through the conveying belt 29, under the action of friction, the conveying belt 29 drives the second transmission roller 30 to rotate synchronously, thereby driving the peanuts to move left.

[0036] Further, as shown in Figure 1 and Figure 4 The rear of the harvester device main body 1 is provided with a harvesting frame fixing mechanism 32, the harvesting frame fixing mechanism 32 includes two U-shaped clamping plates 33, two U-shaped clamping plates 33 are provided with a harvesting frame 35, one side of the U-shaped clamping plate 33 away from the harvesting frame 35 is provided with a fixed screw rod 34, the bottom of the harvesting frame 35 is provided with a filter screen plate 36, the fixed screw rod 34 is movably connected with the U-shaped clamping plate 33, the U-shaped clamping plate 33 is in contact with the harvesting frame 35, and the harvesting frame 35 is fixedly connected with the filter screen plate 36.

[0037] Through the above scheme: in use, peanuts fall into the harvesting frame 35 under the action of the conveyor belt 29, and the soil of the peanuts will fall to the ground through the bottom filter screen plate 36, after the collection is completed, rotate the fixed screw rod 34 on both sides, under the action of the screw, drive the U-shaped clamping plate 33 to move back, loosen the harvesting frame 35, and the harvesting frame 35 can be replaced and recycled.

[0038] Working principle:

[0039] First, in use, the first motor 14 is started to drive the supporting lead screw 7 to rotate, under the action of the screw, the lead screw sleeve block 8 is pushed to move horizontally, under the action of the connecting plate 9, the movable base 10 drives the harvesting tines 13 to open or close, when the harvesting tines 13 contact the ground during harvesting, the harvesting tines 13 are elastically connected to the movable base 10 through the torsion spring 12, and under the action of the torsion spring 12, the harvesting tines 13 play a buffering role, the push-pull handle 2 is pushed, the harvester device main body 1 can be moved, so that the supporting wheel 3 on the left front side drives the second sprocket 17 to rotate, since the second sprocket 17 is chain driven with the first sprocket 15 through the transmission chain 16, and the first sprocket 15 is fixedly connected with the rotating shaft 6, under the action of friction, the second sprocket 17 pushes the transmission chain 16 to drive the first sprocket 15 to rotate synchronously, so that the rotating shaft 6 drives the rotating wheel 5 to rotate, and the harvesting operation is performed.

[0040] Secondly, in use, the hydraulic oil cylinder 23 is started, the movable frame 22 is pushed to move horizontally along the guide sliding block 21 under the action of the guide sliding groove 20, since the adjusting plate 25 is pivotally connected with the supporting rod 24, the adjusting plate 25 is pivotally connected with the connecting block 26, the supporting frame 27 is pivotally connected with the movable frame 22 through the positioning shaft 19, under the action of the adjusting plate 25, the supporting frame 27 is adjusted to move upwards around the positioning shaft 19, the harvested peanuts are placed on the conveyor belt 29 under the action of the harvesting tines 13, the second motor 31 is started to drive the first transmission roller 28 to rotate, since the first transmission roller 28 is chain driven with the second transmission roller 30 through the conveyor belt 29, under the action of friction, the conveyor belt 29 drives the second transmission roller 30 to rotate synchronously, thereby moving the peanuts to the left.

[0041] Finally, in use, the peanuts fall into the harvesting frame 35 under the action of the conveyor belt 29, and the soil of the peanuts will fall to the ground through the bottom filter screen plate 36, after the collection is completed, rotate the fixed screw rod 34 on both sides, under the action of the screw, drive the U-shaped clamping plate 33 to move back, loosen the harvesting frame 35, and the harvesting frame 35 can be replaced and recycled.

[0042] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A portable peanut harvester for small-scale production areas, comprising a harvester device body (1), characterized in that: Push-pull handles (2) are provided on the front and rear sides of the top right side of the main body (1) of the harvester device, and support wheels (3) are provided on the left and right sides of the front and rear sides of the bottom of the main body (1) of the harvester device, and a harvesting mechanism (4) is provided on the left side of the main body (1) of the harvester device. The harvesting mechanism (4) includes a rotating shaft (6), with several rotating wheels (5) sleeved on the outside of the rotating shaft (6). A supporting screw rod (7) passes through the inside of the rotating shaft (6). A screw rod sleeve block (8) is sleeved on the outside of the supporting screw rod (7) at a position corresponding to the inside of the rotating wheels (5). Connecting plates (9) are provided on the four sides of the screw rod sleeve block (8). The screw rod sleeve block (8) is provided on one side of the connecting plate (9), and a movable base (10) is provided on the other side of the connecting plate (9). The movable base (10) has a fixed shaft (11) inside, and a torsion spring (12) is sleeved on the outside of the fixed shaft (11). A harvesting rake tooth (13) is provided above the torsion spring (12). The input end of the support screw (7) is connected to a first motor (14). A first sprocket (15) is provided in front of the rotating shaft (6). A transmission chain (16) is sleeved on the outside of the first sprocket (15). A second sprocket (17) is provided on the right side of the transmission chain (16).

2. The portable peanut harvester for small-scale production areas according to claim 1, characterized in that: The support wheel (3) is fixedly connected to the second sprocket (17). The second sprocket (17) is chain-driven to the first sprocket (15) via the transmission chain (16). The first sprocket (15) is fixedly connected to the rotating shaft (6). The first motor (14) is fixedly connected to the support screw (7). The support screw (7) is threadedly engaged with the screw sleeve (8). The screw sleeve (8) is movably pinned to the connecting plate (9). The connecting plate (9) is movably pinned to the movable base (10). The harvesting rake teeth (13) are movably pinned to the movable base (10) via the fixed shaft (11). The harvesting rake teeth (13) are elastically connected to the movable base (10) via the torsion spring (12).

3. The portable peanut harvester for small-scale production areas according to claim 1, characterized in that: An adjustment mechanism (18) is provided on the right side of the harvesting mechanism (4); The adjustment mechanism (18) includes a guide groove (20), a guide slider (21) is inserted inside the guide groove (20), a movable frame (22) is arranged between the two guide sliders (21), a hydraulic cylinder (23) is arranged behind the movable frame (22), a support rod (24) is arranged in front of the movable frame (22), an adjustment plate (25) is sleeved on the outside of the support rod (24), a connecting block (26) is arranged on the top of the adjustment plate (25), a support frame (27) is arranged above the connecting block (26), a positioning shaft (19) is arranged on both the front and rear sides of the lower left side of the support frame (27), a first transmission roller (28) is arranged on the upper right side inside the support frame (27), a second motor (31) is connected to the input end of the first transmission roller (28), a conveyor belt (29) is sleeved on the outside of the first transmission roller (28), and a second transmission roller (30) is arranged on the left side of the conveyor belt (29).

4. A portable peanut harvester for small-scale production areas according to claim 3, characterized in that: The guide groove (20) is adapted to the guide slider (21), the guide slider (21) is fixedly connected to the movable frame (22), the movable frame (22) is fixedly connected to the hydraulic cylinder (23), the support rod (24) is fixedly connected to the movable frame (22), the adjusting plate (25) is movably pinned to the support rod (24), the adjusting plate (25) is movably pinned to the connecting block (26), the connecting block (26) is fixedly connected to the support frame (27), the support frame (27) is movably pinned to the movable frame (22) through the positioning shaft (19), the second motor (31) is fixedly connected to the first transmission roller (28), and the first transmission roller (28) is chain driven to the second transmission roller (30) through the conveyor belt (29).

5. A portable peanut harvester for small-scale production areas according to claim 1, characterized in that: A harvesting frame fixing mechanism (32) is provided at the rear of the main body (1) of the harvester device; The harvesting frame fixing mechanism (32) includes a U-shaped clamping plate (33), a harvesting frame (35) is provided between the two U-shaped clamping plates (33), a fixing screw (34) is provided on the side of the U-shaped clamping plate (33) away from the harvesting frame (35), and a filter screen plate (36) is provided at the bottom of the harvesting frame (35).

6. A portable peanut harvester for small-scale production areas according to claim 5, characterized in that: The fixing screw (34) is movably connected to the U-shaped clamping plate (33), the U-shaped clamping plate (33) is in contact with the harvesting frame (35), and the harvesting frame (35) is fixedly connected to the filter screen plate (36).

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