Leaf vegetable harvester capable of removing roots

Abstract

The utility model discloses a rooted leafy vegetable harvester which comprises a rack, and small traveling wheels are symmetrically arranged on the front portion of the rack. Large traveling wheels are symmetrically arranged at the rear part of the rack; lifting mechanisms are arranged on the two sides of the rack, the moving ends of the lifting mechanisms are connected with a moving frame, a plurality of obliquely-arranged harvesting and conveying mechanisms are detachably connected to the moving frame, and break shovels are detachably connected to the front ends of the harvesting and conveying mechanisms; a leafy vegetable storage mechanism is arranged on the rear portion of the upper end of the rack and connected with the harvesting and conveying mechanism. A root removing mechanism is arranged at the front end of the rack; a first driving mechanism is arranged on the rack, and the first driving mechanism is connected with the large advancing wheel and the leaf vegetable storage mechanism; and a second driving mechanism is arranged on the moving frame and is connected with the harvesting and transporting mechanism. When the leafy vegetables are collected, the roots of the leafy vegetables can be removed, and processing steps are reduced.

Description

Technical Field

[0001] The utility model relates to a leafy vegetable harvester with roots removed, belonging to the technical field of harvesters. Background Art

[0002] Leafy vegetables are the most widely cultivated vegetable variety in my country. They are not only rich in nutrients such as protein, vitamins, and minerals, but are also highly adaptable and suitable for year-round cultivation. Their freshness and tenderness make them popular among consumers, generating high market demand and possessing high economic value. Under optimal greenhouse conditions of temperature, light, fertilizer, and water, leafy vegetables can generally be harvested within 30 to 60 days. Currently, harvesting leafy vegetables and other green vegetables still relies on manual labor, which is labor-intensive and inefficient, making it the most labor-intensive and demanding part of the production process. With rising labor costs, mechanized harvesting equipment has become a trend. For example, the Chinese utility model patent with authorization announcement number CN220493630U discloses a leafy vegetable harvester for orderly stacking, and specifically discloses a leafy vegetable harvester frame, a harvesting device arranged at the front end of the leafy vegetable harvester frame, a collection frame arranged at the rear end of the leafy vegetable harvester frame, a conveying device arranged between the harvesting device and the collection frame, a flip device arranged on the conveying device that can arrange the leafy vegetables in an orderly manner, the harvesting device including a cutting knife and a reel, the collection frame including a frame base, the collection frame is arranged on the frame base and has a hollow bottom, and a bottom plate that can move up and down is arranged in the frame base. However, the leafy vegetables harvested by this scheme have roots hidden in them, so there will be a lot of soil residue, which requires workers to further process them later. Utility Model Content

[0003] The purpose of the utility model is to provide a leafy vegetable harvester with roots removed. When harvesting leafy vegetables, the utility model can remove the roots of the leafy vegetables, thereby reducing the number of processing steps.

[0004] The technical solution of the utility model is as follows: a root-removing leafy vegetable harvester comprises a frame, small traveling wheels are symmetrically arranged at the front of the frame; large traveling wheels are symmetrically arranged at the rear of the frame; lifting mechanisms are arranged on both sides of the frame, the movable end of the lifting mechanism is connected to a movable frame, a plurality of inclined harvesting and transporting mechanisms are detachably connected to the movable frame, and a loosening shovel is detachably connected to the front end of the harvesting and transporting mechanism; a leafy vegetable storage mechanism is provided at the rear end of the upper end of the frame, and the leafy vegetable storage mechanism is connected to the harvesting and transporting mechanism; a root-removing mechanism is provided at the front end of the frame; a first driving mechanism is provided on the frame, and the first driving mechanism is connected to the large traveling wheels and the leafy vegetable storage mechanism; a second driving mechanism is provided on the movable frame, and the second driving mechanism is connected to the harvesting and transporting mechanism.

[0005] The above-mentioned root-removing leafy vegetable harvester, the root-removing mechanism includes a first motor arranged on the front end side of the frame, the output end of the first motor is arranged downward and connected to a turntable, the center side of the turntable is connected to a rocker, and the other end of the rocker is connected to a root-removing blade; a plurality of blade limit blocks are provided at the front end of the frame, and a first slide groove is provided on the blade limit block, and the first slide groove is slidably connected to the root-removing blade; a first through hole is penetrated by the blade limit block, and the first through hole is connected to the first slide groove; a plurality of second slide grooves are provided on the root-removing blade, and the second slide grooves correspond to the first through hole; a pin is provided in the first through hole.

[0006] The aforementioned root-removing leafy vegetable harvester, the lifting mechanism includes a second motor, the output end of the second motor is connected to a screw rod, a nut is provided on the screw rod, and the nut is fixedly connected to the lower end of the side of the movable frame; guide rods are respectively provided on both sides of the second motor, and the guide rods are slidingly connected to the side of the movable frame; a first connecting rod is provided between the guide rods, and the first connecting rod is rotatably connected to the screw rod.

[0007] The aforementioned root-removing leafy vegetable harvester, the harvesting and transporting mechanism includes two plywoods, four pulleys are provided between the two plywoods, and the four pulleys are symmetrically arranged in pairs at both ends of the plywoods; a belt is provided between the pulleys on the same side; a plurality of first shafts are provided between the plywoods, a wheel frame is rotatably connected to the first shaft, and the upper and lower ends of one side of the wheel frame are respectively rotatably connected to the interference wheels, and the interference wheels interfere with the inside of the belt; a plurality of second shafts are provided between the plywoods, located on the side of the first shaft, and the second shafts are close to the interference wheels on the corresponding first shafts; a spring is connected to the second shaft, and the other end of the spring is fixedly connected to the other end of the wheel frame.

[0008] The aforementioned root-removing leafy vegetable harvester is provided with multiple first mounting blocks at the lower end of the splint located on the lower side, a second connecting rod is connected between the lower ends of the first mounting blocks, the second connecting rod is provided with multiple mounting parts, and the mounting parts are provided with second through holes; the frame is provided with multiple mounting beams, and the mounting beams are linearly distributed with multiple third through holes, and the third through holes cooperate with the second through holes.

[0009] The aforementioned root-removing leafy vegetable harvester, the second driving mechanism includes a third motor arranged on a movable frame, the output end of the third motor is connected to a first sprocket; the upper end of the movable frame is rotatably connected to a first rotating shaft, the end of the first rotating shaft is provided with a second sprocket, and the second sprocket is connected to the first sprocket via a chain; a plurality of first bevel gears are provided on the first rotating shaft; two gears are provided on the lower side of the upper end of the splint, and the gears are meshed with each other; the gears are fixedly connected to the corresponding pulleys on the upper end of the splint; a second bevel gear is provided on the lower part of the gear on one side, and the second bevel gear is meshed with the first bevel gear.

[0010] The aforementioned root-removing leafy vegetable harvester, the leafy vegetable storage mechanism includes a conveyor belt arranged at the top of the frame, and a first baffle is respectively provided on both sides of the conveyor belt; a second baffle is fixedly connected to the conveyor belt.

[0011] The aforementioned root-removing leafy vegetable harvester, the first driving mechanism includes a fourth motor arranged on the frame, the output end of the fourth motor is connected to the third sprocket; a fourth sprocket is provided on the rotating shaft of the large traveling wheel; the fourth sprocket is connected to the third sprocket via a chain; the output end of the fourth motor is also connected to the fifth sprocket; the frame is rotatably connected to a second rotating shaft located below the conveyor belt, the second rotating shaft is provided with a sixth sprocket, the sixth sprocket is connected to the fifth sprocket via a chain; the outer end of the second rotating shaft is provided with a seventh sprocket; the rotating shaft of the conveyor belt is provided with an eighth sprocket, the eighth sprocket is connected to the seventh sprocket via a chain.

[0012] The aforementioned root-removing leafy vegetable harvester has a third rotating shaft located below the harvesting and transporting mechanism on the movable frame, and a plurality of brush rollers are provided on the third rotating shaft, and the brush rollers are located between adjacent harvesting and transporting mechanisms.

[0013] The aforementioned root-removing leafy vegetable harvester has a second mounting block at the front end of the harvesting and transporting mechanism, and a T-shaped slot is provided at the lower front end of the second mounting block; a T-shaped block is provided on the loosening shovel, and the T-shaped block cooperates with the T-shaped slot.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. In the present invention, when the frame has not reached the target location, the lifting mechanism raises the mobile frame to prevent the loosening shovel from contacting the ground, thereby affecting the normal movement of the frame; after the frame moves to the target location, the lifting mechanism lowers the mobile frame and inserts the loosening shovel into the soil to a certain depth to ensure that the leafy vegetables can be taken out. During harvesting, the large traveling wheel is advanced by the first driving mechanism, and the loosening shovel loosens the soil to expose the leafy vegetables. The leafy vegetables are first removed by the root removal mechanism, and then transported to the leafy vegetable storage mechanism via the harvesting and transporting mechanism for centralized storage. As a result, the present invention achieves the effect of removing the roots of leafy vegetables while harvesting them, and has the advantages of simple operation and high efficiency.

[0016] 2. The harvesting and transporting mechanism of the present invention rotates the upper pulley through a second drive mechanism. The pulley drives the belt to rotate. Under the action of a spring, the contact wheel causes the belt to contact outward, so that the belts of two adjacent harvesting and transporting mechanisms can effectively clamp the leafy vegetables. The leafy vegetables are then transported through the rotation of the belts. Thus, the present invention can clamp and transport leafy vegetables while reducing damage to the leafy vegetables, and has the advantages of simplicity and high efficiency.

[0017] 3. In the present invention, when leafy vegetables have a large diameter, the belt's clamping force is greater, making them more susceptible to damage. In this case, by adjusting the spacing between the harvesting and transporting mechanisms, the second through-holes of the mounting frame are aligned with the corresponding third through-holes on the mounting beam, and a fixing pin is inserted, thereby securing the harvesting and transporting mechanisms to the mobile frame and reducing the belt's clamping force on the leafy vegetables. Thus, the present invention achieves the effect of being able to adjust the belt's clamping force on the leafy vegetables, offering the advantages of high flexibility and practicality.

[0018] 4. In the present invention, the first motor of the rooting mechanism causes the turntable to rotate, and the turntable causes the rocker to swing. The latch passes through the second slide slot, thereby limiting the longitudinal movement of the rooting blade, so that the rooting blade can only move back and forth horizontally, thereby achieving the rooting of the leafy vegetables passing by. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the bottom structure of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the first motor;

[0022] Figure 4 It is a structural schematic diagram of the second driving mechanism;

[0023] Figure 5 It is a structural schematic diagram of a first driving mechanism;

[0024] Figure 6 It is a structural diagram of the harvesting and transporting mechanism;

[0025] Figure 7 It is a schematic diagram of the internal structure of the harvesting and transporting mechanism.

[0026] The marks in the accompanying drawings are: 1-frame, 2-small traveling wheel, 3-large traveling wheel, 4-lifting mechanism, 5-mobile frame, 6-harvest transport mechanism, 7-soil loosening shovel, 8-leaf vegetable storage mechanism, 9-first motor, 10-turntable, 11-rocker, 12-rooting blade, 13-blade limit block, 14-first slide, 15-first through hole, 16-second slide, 17-latch, 18-first drive mechanism, 19-second drive mechanism, 20-second motor, 21-screw, 22-nut, 23-guide rod, 24-first connecting rod, 25-splint, 26-pulley, 27-belt, 28-first shaft, 29-wheel frame, 30-contact wheel, 31-second shaft, 32-spring, 33-first mounting block, 34-second connecting rod, 35-mounting piece, 36-second through hole, 37-mounting beam, 38-third through hole, 39-third motor, 40-first sprocket, 41-first rotating shaft, 42-second sprocket, 43-first bevel gear, 44-gear, 45-second bevel gear, 46-conveyor belt, 47-first baffle, 48-second baffle, 49-fourth motor, 50-third sprocket, 51-fourth sprocket, 52-fifth sprocket, 53-second rotating shaft, 54-sixth sprocket, 55-seventh sprocket, 56-eighth sprocket, 57-third rotating shaft, 58-brush roller, 59-second mounting block, 60-T-slot, 61-T-block, 70-rooting mechanism. DETAILED DESCRIPTION

[0027] The present invention will be further described below with reference to the accompanying drawings and embodiments, but they are not intended to limit the present invention.

[0028] Embodiment: A leafy vegetable harvester for removing roots, comprising: Figure 1-7As shown, it includes a frame 1, a small traveling wheel 2 is symmetrically provided at the front of the frame 1; a large traveling wheel 3 is symmetrically provided at the rear of the frame 1; a lifting mechanism 4 is provided on both sides of the frame 1, and the moving end of the lifting mechanism 4 is connected to a moving frame 5, and a plurality of harvesting and transporting mechanisms 6 with inclined settings are detachably connected to the moving frame 5, and a second mounting block 59 is provided at the front end of the harvesting and transporting mechanism 6, and a T-shaped slot 60 is provided at the lower front end of the second mounting block 59; a loosening shovel 7 is detachably connected to the front end of the harvesting and transporting mechanism 6; a T-shaped block 61 is provided on the loosening shovel 7, and the T-shaped block 61 is connected to the T The loosening blade 7 is designed with a streamlined shape, with its front end cutting into the soil at a sharp angle and its rear end gradually rising, thereby turning the soil upward. A leafy vegetable storage mechanism 8 is located at the rear end of the upper end of the frame 1 and is connected to the harvesting and transporting mechanism 6. A root removal mechanism 70 is located at the front end of the frame 1. The frame 1 is provided with a first drive mechanism 18, which is connected to the large travel wheels 3 and the leafy vegetable storage mechanism 8. The mobile frame 5 is provided with a second drive mechanism 19, which is connected to the harvesting and transporting mechanism 6. The mobile frame 5 is provided with a third rotating shaft 57 located below the harvesting and transporting mechanism 6. Multiple brush rollers 58 are mounted on the third rotating shaft 57 and are located between adjacent harvesting and transporting mechanisms 6. As the leafy vegetables are transported by the harvesting and transporting mechanism 6, the roots of the leafy vegetables pass through the brush rollers 58, where they are scrubbed to further reduce residual soil.

[0029] Preferably, if Figure 3 Therefore, the rooting mechanism 70 includes a first motor 9 arranged on the front end side of the frame 1, the output end of the first motor 9 is downwardly arranged and connected to a turntable 10, the center side of the turntable 10 is connected to a rocker 11, and the other end of the rocker 11 is connected to a rooting blade 12; a plurality of blade limit blocks 13 are provided at the front end of the frame 1, and a first slide groove 14 is provided on the blade limit block 13, and the first slide groove 14 is slidably connected to the rooting blade 12; a first through hole 15 is penetrated by the blade limit block 13, and the first through hole 15 is connected to the first slide groove 14; a plurality of second slide grooves 16 are provided on the rooting blade 12, and the second slide groove 16 corresponds to the first through hole 15; a pin 17 is provided in the first through hole 15, and the pin 17 passes through the second slide groove 16, thereby limiting the forward and backward movement of the rooting blade 12. The first motor 9 of the rooting mechanism 70 causes the turntable 10 to rotate, and the turntable 10 causes the rocker 11 to swing. The pin 17 passes through the second slide groove 16, thereby limiting the longitudinal movement of the rooting blade 12, so that the rooting blade 12 can only move back and forth horizontally, thereby achieving the rooting of the leafy vegetables passing through.

[0030] Preferably, if Figure 5As shown, the lifting mechanism 4 includes a second motor 20, the output end of which is connected to a screw rod 21, on which a nut 22 is provided, and the nut 22 is fixedly connected to the lower end of the side of the mobile frame 5; guide rods 23 are provided on both sides of the second motor 20, which are slidably connected to the side of the mobile frame 5, and the guide rods 23 make the lifting of the mobile frame 5 more stable; a first connecting rod 24 is provided between the guide rods 23, and the first connecting rod 24 is rotatably connected to the screw rod 21. The second motor 20 drives the screw rod 21 to rotate, so that the nut 22 on the screw rod 21 moves along the guide of the screw rod 21, thereby realizing the lifting and lowering of the mobile frame 5.

[0031] Preferably, if Figure 6 and 7 As shown, the harvesting and transporting mechanism 6 includes two splints 25, four pulleys 26 are provided between the two splints 25, and the four pulleys 26 are symmetrically arranged in pairs at both ends of the splints 25; a belt 27 is provided between the pulleys 26 on the same side; a plurality of first shafts 28 are provided between the splints 25, and a wheel frame 29 is rotatably connected to the first shaft 28, and the upper and lower ends of one side of the wheel frame 29 are respectively rotatably connected to the interference wheel 30, which interferes with the inside of the belt 27; a plurality of second shafts 31 are provided between the splints 25, and are located on the side of the first shaft 28, and the second shaft 31 is close to the interference wheel 30 on the corresponding first shaft 28; a spring 32 is connected to the second shaft 31, and the other end of the spring 32 is fixedly connected to the other end of the wheel frame 29. The harvesting and transporting mechanism 6 rotates the pulley 26 at the upper end through the second drive mechanism 19. The pulley 26 drives the belt 27 to rotate. Under the action of the spring 32, the friction wheel 30 causes the belt 27 to contact the outside, so that the belts 27 of the two adjacent harvesting and transporting mechanisms 6 can effectively clamp the leafy vegetables. The leafy vegetables are then transported through the rotation of the belts 27. The lower end of the clamping plate 25 located on the lower side is provided with a plurality of first mounting blocks 33. The lower ends of the first mounting blocks 33 are connected to a second connecting rod 34. The second connecting rod 34 is provided with a plurality of mounting members 35. The mounting members 35 are provided with second through holes 36. The frame 1 is provided with a plurality of mounting beams 37. The mounting beams 37 are linearly distributed with a plurality of third through holes 38. The third through holes 38 match the second through holes 36. The interval between adjacent third through holes 38 is 15 cm. When the diameter of leafy vegetables is large, the clamping force of the belt 27 on them is large, and damage is likely to occur. At this time, by adjusting the spacing between the harvesting and transporting mechanisms 6, then matching the second through hole 36 of the mounting frame with the corresponding third through hole 38 on the mounting beam 37 and inserting a fixing pin, the harvesting and transporting mechanism 6 is fixed to the mobile frame 5, thereby reducing the clamping force of the belt 27 on the leafy vegetables.

[0032] Preferably, if Figure 4As shown, the second driving mechanism 19 includes a third motor 39 arranged on the mobile frame 5, and the output end of the third motor 39 is connected to the first sprocket 40; the upper end of the mobile frame 5 is rotatably connected to the first rotating shaft 41, and the end of the first rotating shaft 41 is provided with a second sprocket 42, and the second sprocket 42 is connected to the first sprocket 40 via a chain; a plurality of first bevel gears 43 are provided on the first rotating shaft 41; two gears 44 are provided on the lower side of the upper end of the splint 25, and the gears 44 are meshed with each other; the gear 44 is fixedly connected to the corresponding pulley 26 at the upper end of the splint 25; a second bevel gear 45 is provided on the lower part of the gear 44 on one side, and the second bevel gear 45 is meshed with the first bevel gear 43. The second driving mechanism 19 drives the first sprocket 40 to rotate through the third motor 39, and the first sprocket 40 drives the second sprocket 42 to rotate through the chain, thereby rotating the first rotating shaft 41 connected to the second sprocket 42 and the first bevel gear 43 on the first rotating shaft 41. The first bevel gear 43 rotates by engaging with the second bevel gear 45, so that the gear 44 on one side rotates, and the two gears 44 engage with each other, thereby driving the pulley 26 fixedly connected thereto to achieve simultaneous opposite or reverse movement.

[0033] Preferably, if Figure 5 As shown, the leafy vegetable storage mechanism 8 includes a conveyor belt 46 arranged at the top of the frame 1, and a first baffle 47 is provided on both sides of the conveyor belt 46. The first baffle 47 is 120 mm high, which meets the vertical storage needs of most leafy vegetables; a second baffle 48 is fixedly connected to the conveyor belt 46, and the second baffle 48 can move with the conveyor belt 46 to adjust the size of the storage area, ensuring that the leafy vegetables have enough space and are not squeezed and damaged, and ensuring that there is a certain interaction force between the leafy vegetables, correcting and supporting the posture of the leafy vegetables, and ensuring the neatness of the arrangement.

[0034] Preferably, if Figure 5 As shown, the first driving mechanism 18 includes a fourth motor 49 arranged on the frame 1, and the output end of the fourth motor 49 is connected to the third sprocket 50; a fourth sprocket 51 is provided on the rotating shaft of the large traveling wheel 3; the fourth sprocket 51 is connected to the third sprocket 50 via a chain; the output end of the fourth motor 49 is also connected to the fifth sprocket 52; the frame 1 is rotatably connected to a second rotating shaft 53 located below the conveyor belt 46, and the second rotating shaft 53 is provided with a sixth sprocket 54, and the sixth sprocket 54 is connected to the fifth sprocket 52 via a chain; the outer end of the second rotating shaft 53 is provided with a seventh sprocket 55; the rotating shaft of the conveyor belt 46 is provided with an eighth sprocket 56, and the eighth sprocket 56 is connected to the seventh sprocket 55 via a chain.

[0035] Working principle:

[0036] When the frame 1 has not reached the target location, the lifting mechanism 4 will raise the mobile frame 5 to prevent the loosening shovel 7 from contacting the ground, thereby affecting the normal movement of the frame 1; after the frame 1 moves to the target location, the lifting mechanism 4 will lower the mobile frame 5 and insert the loosening shovel 7 into the soil to a certain depth to ensure that the leafy vegetables can be taken out. During harvesting, the large traveling wheel 3 is advanced by the first driving mechanism 18, and the loosening shovel 7 loosens the soil to expose the leafy vegetables. The leafy vegetables first pass through the rooting blade 12, and the rooting blade 12 is moved back and forth horizontally under the action of the first motor 9, thereby removing the roots of the leafy vegetables that pass through. After that, the leafy vegetables are transported to the leafy vegetable storage mechanism 8 via the harvesting and transporting mechanism 6 for centralized storage.

Claims

1. A leafy vegetable harvester for removing roots, comprising a frame (1), wherein the front portion of the frame (1) is symmetrically provided with small traveling wheels (2); the rear portion of the frame (1) is symmetrically provided with large traveling wheels (3); characterized in that: The frame (1) is provided with lifting mechanisms (4) on both sides, the movable end of the lifting mechanism (4) is connected to a movable frame (5), a plurality of harvesting and transporting mechanisms (6) arranged in an inclined manner are detachably connected to the movable frame (5), and a loosening shovel (7) is detachably connected to the front end of the harvesting and transporting mechanism (6); a leaf vegetable storage mechanism (8) is provided at the rear end of the upper end of the frame (1), and the leaf vegetable storage mechanism (8) is connected to the harvesting and transporting mechanism (6); a rooting mechanism (70) is provided at the front end of the frame (1); a first driving mechanism (18) is provided on the frame (1), and the first driving mechanism (18) is connected to the large traveling wheel (3) and the leaf vegetable storage mechanism (8); a second driving mechanism (19) is provided on the movable frame (5), and the second driving mechanism (19) is connected to the harvesting and transporting mechanism (6).

2. The root-removing leafy vegetable harvester according to claim 1, characterized in that: The rooting mechanism (70) comprises a first motor (9) arranged at the front end side of the frame (1), the output end of the first motor (9) is arranged downward and connected to a turntable (10), the central side of the turntable (10) is connected to a rocker (11), and the other end of the rocker (11) is connected to a rooting blade (12); a plurality of blade limiting blocks (13) are provided at the front end of the frame (1), a first slide groove (14) is provided on the blade limiting block (13), and the first slide groove (14) is slidably connected to the rooting blade (12); a first through hole (15) is provided on the blade limiting block (13), and the first through hole (15) is connected to the first slide groove (14); a plurality of second slide grooves (16) are provided on the rooting blade (12), and the second slide grooves (16) correspond to the first through hole (15); a latch (17) is provided in the first through hole (15).

3. The root-removing leafy vegetable harvester according to claim 1, characterized in that: The lifting mechanism (4) includes a second motor (20), an output end of the second motor (20) is connected to a screw rod (21), a nut (22) is provided on the screw rod (21), and the nut (22) is fixedly connected to the lower end of the side of the moving frame (5); guide rods (23) are respectively provided on both sides of the second motor (20), and the guide rods (23) are slidably connected to the side of the moving frame (5); a first connecting rod (24) is provided between the guide rods (23), and the first connecting rod (24) is rotatably connected to the screw rod (21).

4. The root-removing leafy vegetable harvester according to claim 1, characterized in that: The harvesting and transporting mechanism (6) comprises two clamping plates (25), four pulleys (26) are provided between the two clamping plates (25), and the four pulleys (26) are symmetrically arranged at the two ends of the clamping plates (25); a belt (27) is provided between the pulleys (26) on the same side; a plurality of first shafts (28) are provided between the clamping plates (25), a wheel frame (29) is rotatably connected to the first shaft (28), and the upper and lower ends of one side of the wheel frame (29) are rotatably connected to a contact wheel (30), and the contact wheel contacts the inside of the belt (27); a plurality of second shafts (31) are provided between the clamping plates (25) and are located on the side of the first shaft (28), and the second shafts (31) are close to the contact wheels (30) on the corresponding first shafts (28); a spring (32) is connected to the second shaft (31), and the other end of the spring (32) is fixedly connected to the other end of the wheel frame (29).

5. The root-removing leafy vegetable harvester according to claim 4, characterized in that: A plurality of first mounting blocks (33) are provided at the lower end of the clamping plate (25) located at the lower side, a second connecting rod (34) is connected between the lower ends of the first mounting blocks (33), a plurality of mounting members (35) are provided on the second connecting rod (34), and a second through hole (36) is provided on the mounting member (35); a plurality of mounting beams (37) are provided on the frame (1), a plurality of third through holes (38) are linearly distributed on the mounting beams (37), and the third through holes (38) match the second through holes (36).

6. The root-removing leafy vegetable harvester according to claim 4, characterized in that: The second driving mechanism (19) comprises a third motor (39) arranged on the mobile frame (5), and the output end of the third motor (39) is connected to the first sprocket (40); the upper end of the mobile frame (5) is rotatably connected to the first rotating shaft (41), the end of the first rotating shaft (41) is provided with a second sprocket (42), and the second sprocket (42) is connected to the first sprocket (40) via a chain; the first rotating shaft (41) is provided with a plurality of first bevel gears (43); two gears (44) are provided on the lower side of the upper end of the clamping plate (25), and the gears (44) are meshed with each other; the gears (44) are fixedly connected to the corresponding pulley (26) at the upper end of the clamping plate (25); a second bevel gear (45) is provided on the lower part of the gear (44) on one side, and the second bevel gear (45) is meshed with the first bevel gear (43).

7. The root-removing leafy vegetable harvester according to claim 1, characterized in that: The leafy vegetable storage mechanism (8) comprises a conveyor belt (46) arranged at the top of the frame (1), with first baffles (47) respectively provided on both sides of the conveyor belt (46); and a second baffle (48) fixedly connected to the conveyor belt (46).

8. The root-removing leafy vegetable harvester according to claim 7, characterized in that: The first driving mechanism (18) comprises a fourth motor (49) arranged on the frame (1), and the output end of the fourth motor (49) is connected to the third sprocket (50); a fourth sprocket (51) is provided on the rotating shaft of the large traveling wheel (3); the fourth sprocket (51) is connected to the third sprocket (50) via a chain; the output end of the fourth motor (49) is also connected to the fifth sprocket (52); a second rotating shaft (53) located below the conveyor belt (46) is rotatably connected to the frame (1), a sixth sprocket (54) is provided on the second rotating shaft (53), and the sixth sprocket (54) is connected to the fifth sprocket (52) via a chain; a seventh sprocket (55) is provided at the outer end of the second rotating shaft (53); an eighth sprocket (56) is provided on the rotating shaft of the conveyor belt (46), and the eighth sprocket (56) is connected to the seventh sprocket (55) via a chain.

9. The root-removing leafy vegetable harvester according to claim 1, characterized in that: The movable frame (5) is provided with a third rotating shaft (57) located below the harvesting and transporting mechanism (6); the third rotating shaft (57) is provided with a plurality of brush rollers (58); and the brush rollers (58) are located between adjacent harvesting and transporting mechanisms (6).

10. The root-removing leafy vegetable harvester according to claim 1, characterized in that: The front end of the harvesting and transporting mechanism (6) is provided with a second mounting block (59), and the lower part of the front end of the second mounting block (59) is provided with a T-shaped slot (60); the loosening shovel (7) is provided with a T-shaped block (61), and the T-shaped block (61) is matched with the T-shaped slot (60).

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