Portable tea-leaf picker

Abstract

The utility model provides a portable tea-leaf picker which comprises a main body with a bottom plate, a picking assembly and a driving assembly are arranged on the main body, the picking assembly comprises a knife rest located below the bottom plate, a fixed blade and a movable blade are arranged on the knife rest, and the driving assembly is in transmission connection with the movable blade. A leaf discharging channel is defined between the bottom plate and the knife rest, the fixed blade and the movable blade are arranged close to one side of the bottom plate, a rotatable roller and a driving motor in transmission connection with the roller are further arranged on the main body, the roller is located over the fixed blade, the roller and the bottom plate are arranged in a spaced mode, the roller is provided with a through ventilation opening, and a fan is further arranged on the main body. The fan is located on the side, away from the bottom plate, of the roller, and the air outlet direction of the fan faces the roller. The tea leaf picking machine solves the technical problem that tender leaves, old leaves and the like are all picked and put into a collecting device when an existing tea leaf picking machine is used, and has the technical effects that the picked leaves are screened, the old leaves are removed and the tender leaves are reserved while the tea leaves are collected.

Description

TECHNICAL FIELD

[0001] The utility model relates to tea leaf picking technical field especially relates to a portable tea picking machine. BACKGROUND

[0002] The tea picking machine is the crop harvesting machinery that is picked from the top of tea tree and collects new tender tea leaves, and the mechanized tea picking can not only improve the work efficiency and increase the benefit, but also can save a large number of labor and shorten the picking cycle, so as to ensure the quality of fresh leaves.

[0003] The utility model discloses a kind of tea picking machines, including control assembly, power assembly and power supply system, control assembly includes handle, handle side is provided with power supply system, power assembly is set to the bottom of power supply system, power assembly includes direct current permanent-magnetic outer rotor motor, power supply system includes battery, battery is located in direct current permanent-magnetic outer rotor motor directly above.Power assembly further includes bottom shell and eccentric wheel, eccentric wheel is set on bottom shell, eccentric wheel is connected with direct current permanent-magnetic outer rotor motor by friction plate.Power assembly further includes working assembly, working assembly includes upper blade and lower blade, upper blade and lower blade are sleeved on eccentric wheel;Upper blade and lower blade have the first state of linear reciprocating motion relative to bottom shell.The tea picking machine disclosed in the above uses direct current outer rotor motor, motor directly drives eccentric wheel to drive blade reciprocating motion, reduces the weight of tea picking machine, reduces power loss, simultaneously, battery is located in motor directly above, so that the center of gravity of whole machine is reasonable, improve the operation comfort of user, with wide application prospect.

[0004] The tea picking machine disclosed in the above utility model uses reciprocating motion of blade to pick leaves on the top of tea tree during use, and all tender leaves, old leaves and the like are picked and loaded into collecting device during picking, and subsequent picking of picked tea leaves is needed, so that time cost and labor cost are increased. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model provides a portable tea picking machine, which solves the problem that the tea picking machine in the prior art picks all tender leaves, old leaves and the like and loads them into a collecting device.

[0006] According to the embodiment of the utility model, a portable tea picking machine, including the main body with bottom plate is equipped with picking assembly and drive assembly on the main body, picking assembly includes the knife rest below bottom plate, fixed fixed blade and movable moving blade are equipped on the knife rest, drive assembly is connected with moving blade transmission and drives moving blade reciprocating movement on the knife rest, bottom plate is surrounded with the knife rest and forms a row of leaf channel and fixed blade and moving blade are close to the side of bottom plate respectively, rotatable roller and drive motor that is connected with roller transmission are also equipped on the main body, the roller is located the top of fixed blade and is spaced with bottom plate, and the roller has the air passage that penetrates, fan is also equipped on the main body, the fan is located the side of roller away from bottom plate and the air outlet direction of fan is towards the roller.

[0007] Further, the roller includes two seat bodies and a plurality of rod bodies arranged between the two seat bodies, the plurality of rod bodies are arranged in a ring shape, and any two adjacent rod bodies enclose the air passage.

[0008] Further, the roller further includes a support member arranged between the two seat bodies, and the support member is provided with a through hole corresponding to each rod body.

[0009] Further, two liftable movable plates are arranged on the main body at intervals, the two movable plates are respectively located at two ends of the roller, the seat bodies are rotatably connected to the movable plates one by one, and the drive motor is fixedly connected to one of the movable plates, when the movable plates are lifted along the vertical direction on the main body, the roller moves closer to or away from the bottom plate along the vertical direction.

[0010] Further, the main body is provided with a first sliding groove, and the length direction of the first sliding groove is a vertical direction, and the seat bodies are provided with a first sliding rod matched with the first sliding groove.

[0011] Further, the main body is further provided with a second sliding groove parallel to the first sliding groove, the movable plates are provided with a second sliding rod matched with the second sliding groove, the second sliding rod is provided with a threaded portion and a locking nut matched with the threaded portion, and the locking nut is in abutment with one side of the main body away from the movable plate.

[0012] Further, the main body is further provided with a rotatable mounting bracket, and the fan is arranged on the mounting bracket, the main body is provided with a first mounting hole and an arc-shaped groove in a concentric manner, the mounting bracket is provided with a first through hole aligned with the first mounting hole and a second through hole in communication with the arc-shaped groove.

[0013] Further, the mounting frame is provided with a wind deflector, the wind deflector is located above the fan and extends towards the roller from an end of the wind deflector away from the fan.

[0014] Further, the cutter holder is further provided with a toothed plate, a plurality of comb teeth are arranged on the toothed plate in intervals and the comb teeth are located below the fixed blade and the moving blade respectively.

[0015] Further, the upper surface of the bottom plate is provided with a mounting frame located on a side of the bottom plate away from the roller, and the mounting frame is provided with a detachable collecting bag.

[0016] Compared with the prior art, the portable tea-leaf picker has the following beneficial effects: the driving assembly is adopted to drive the moving blade to reciprocate on the cutter holder, when the main body moves above the tea tree, the moving blade reciprocates relative to the fixed blade and cuts the leaves of the top of the tea tree, so that the leaves of the top of the tea tree are picked, and after the leaves are picked, the leaves are blown to the roller under the action of the airflow blown by the fan and contact the roller, since the size of the old leaves in the leaves is larger than the size of the tender leaves, the wind area of the old leaves is larger than the wind area of the tender leaves, after the leaves contact the roller, the old leaves are blocked by the roller and discharged from the leaf discharging channel below the bottom plate under the action of the airflow, and the tender leaves are turned to above the roller under the rotation of the roller and blown into above the bottom plate and collected, so that the old leaves in the picked leaves are removed, the technical problem that the tender leaves and the old leaves are all picked and collected in the collecting device when the existing tea-leaf picker is used is solved, the technical effect that the picked leaves are screened and the old leaves are removed while the tea leaves are collected is achieved, the time and the manpower required for subsequent sorting of the tea leaves are saved, and the production efficiency of the tea leaf product is improved and the production cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the portable tea-leaf picker of the embodiment one of the utility model;

[0018] Figure 2 It is a sectional view of the portable tea-leaf picker of the embodiment one of the utility model;

[0019] Figure 3 It is a rear view of the portable tea-leaf picker of the embodiment one of the utility model;

[0020] Figure 4 It is a structure schematic view of another view angle of the portable tea-leaf picker of the embodiment one of the utility model;

[0021] Figure 5 It is Figure 4 It is an enlarged view of the middle A;

[0022] Figure 6It is the structure diagram of the roller in the portable tea picking machine of the embodiment one of the utility model.

[0023] Figure 7 It is the explosion view of the main body in the portable tea picking machine of the embodiment one of the utility model.

[0024] Figure 8 It is the structure diagram of the roller in the portable tea picking machine of the embodiment two of the utility model.

[0025] In the above-mentioned drawing: 1, main body;11, bottom plate;12, first sliding groove;13, second sliding groove;14, first mounting hole;15, arc-shaped groove;16, second mounting hole;17, mounting frame;18, handle;19, row of leaf passageway;2, picking assembly;21, cutter holder;22, fixed blade;23, moving blade;3, driving assembly;4, roller;41, seat body;42, rod body;43, supporting piece;44, first sliding rod;45, main shaft;46, leaf discharging wheel;5, driving motor;6, fan;7, movable plate;71, second sliding rod;72, locking nut;8, mounting frame;81, first through hole;82, second through hole;83, air deflector;9, toothed plate;91, comb tooth. DETAILED DESCRIPTION

[0026] The technical scheme in the utility model will be further explained in connection with the drawings and the embodiments.

[0027] Embodiment one

[0028] As Figures 1 to 7 shown, the utility model embodiment one proposes a kind of portable tea picking machine, for collecting the leaf of tea tree top and selecting the leaf picked.

[0029] Please refer to Figure 1 , Figure 2 And Figure 3The portable tea picker comprises a main body 1 with a bottom plate 11, a picking assembly 2 and a driving assembly 3 arranged on the main body 1, the picking assembly 2 comprises a cutter holder 21 arranged below the bottom plate 11, the cutter holder 21 is provided with a fixed cutter blade 22 and a movable cutter blade 23, the driving assembly 3 is in transmission connection with the movable cutter blade 23 and drives the movable cutter blade 23 to reciprocate on the cutter holder 21, a row of leaf channels 19 are formed between the bottom plate 11 and the cutter holder 21, and the fixed cutter blade 22 and the movable cutter blade 23 are arranged close to one side of the bottom plate 11 respectively, during the reciprocating movement of the movable cutter blade 23 on the cutter holder 21 relative to the fixed cutter blade 22, the main body 1 is moved above tea trees, and the leaves of the top of the tea trees can be cut off by the movable cutter blade 23 and the fixed cutter blade 22; the main body 1 is further provided with a rotatable roller 4 and a driving motor 5 in transmission connection with the roller 4, the roller 4 is arranged between the fixed cutter blade 22 and the bottom plate 11 in a spaced manner, the roller 4 has a wind-through opening, the main body 1 is further provided with a fan 6, the fan 6 is arranged on the side of the roller 4 away from the bottom plate 11, and the air outlet direction of the fan 6 is towards the roller 4, after the leaves of the top of the tea trees are cut off, the leaves are blown by the airflow blown by the fan 6 and contacted with the rotating roller 4, and the rotating direction of the roller 4 is counterclockwise Figure 2 , when the roller 4 rotates, the old leaves with larger size are blocked and discharged from the row of leaf channels 19 below the bottom plate 11, and the young leaves with smaller size are turned over to the top of the bottom plate 11 by the rotation of the roller 4 and blown into the bottom plate 11 to be collected.

[0030] Specifically, the operation steps of the portable tea picking machine for picking tea leaves are as follows: first, connect the portable tea picking machine with an external power supply to supply power to the driving assembly 3, the driving motor 5 and the fan 6, then turn on the driving assembly 3, the driving motor 5 and the fan 6 respectively, and then the operator holds the main body 1 to move above the tea tree to make the picking assembly 2 contact with the leaves of the top of the tea tree. Since the moving blade 23 reciprocates on the cutter holder 21 relative to the fixed blade 22 under the drive of the driving assembly 3, the main body 1 moves to cut the leaves of the top of the tea tree through the moving blade 23 and the fixed blade 22, and the leaves are blown towards the roller 4 under the action of the airflow blown by the fan 6 and contacted with the roller 4 in rotation. Since the size of old leaves is larger than that of tender leaves, the wind area of old leaves is larger than that of tender leaves, and after the picked leaves are contacted with the roller 4, the old leaves are blocked by the roller 4 and discharged from the leaf discharging channel 19 below the bottom plate 11 under the action of the airflow, while the tender leaves are turned over above the roller 4 with the rotation of the roller 4 and blown into the collection above the bottom plate 11, that is, the picking of tea leaves is completed. The portable tea picking machine can pick tea leaves while screening and removing old leaves and retaining tender leaves, saving the time and labor required for subsequent tea sorting, and improving the production efficiency of tea products and reducing production costs. The driving assembly 3 in the embodiment is prior art, and the specific structure is described in the background art, which will not be described in detail here.

[0031] As shown in Figure 1 and Figure 6 The roller 4 includes two seat bodies 41 and a plurality of rod bodies 42 arranged between the two seat bodies 41, and the plurality of rod bodies 42 are arranged in a ring shape and any two adjacent rod bodies 42 form the air permeation opening. The roller 4 has a cage type structure with the air permeation opening formed by the plurality of rod bodies 42 arranged in a ring shape between the two seat bodies 41, so that the airflow blown by the fan 6 can stably pass through the roller 4 and act on the leaves picked by the picking assembly 2 during rotation of the roller 4, ensuring smooth operation of the portable tea picking machine. In the embodiment, the material of the rod body 42 is carbon fiber, which has good strength while reducing the weight of the roller 4, facilitating the operator to move the portable tea picking machine, and the material of the rod body 42 can also be metal or plastic.

[0032] Further, the roller 4 further comprises a support 43 arranged between the two seat bodies 41, and the support 43 is provided with a through hole corresponding to the rod body 42. The support 43 arranged between the two seat bodies 41 is used to support the rod body 42, which is beneficial to improve the structural strength of the roller 4 and prolong the service life of the roller 4.

[0033] Please combine Figure 4 , Figure 5 and Figure 6 , the body 1 is provided with two liftable movable plates 7 at intervals, and the two movable plates 7 are respectively located at both ends of the roller 4. The seat body 41 is rotationally connected with the movable plate 7 one by one, and the driving motor 5 is fixedly connected with one of the movable plates 7. When the movable plate 7 is lifted along the vertical direction on the body 1, the roller 4 moves close to or away from the bottom plate 11 along the vertical direction. By lifting the lifting plate on the body 1, the distance between the roller 4 and the bottom plate 11 in the vertical direction can be adjusted, thereby changing the size of the blade above the bottom plate 11 that can be reached by the roller 4, so as to adjust the size of the blade reserved after being screened by the portable tea picker according to actual needs, so as to meet the use requirements in different situations.

[0034] As shown in Figure 4 and Figure 5 , the body 1 is provided with a first sliding groove 12, and the length direction of the first sliding groove 12 is the vertical direction. The seat body 41 is provided with a first sliding rod 44 matched with the first sliding groove 12. The first sliding groove 12 is arranged on the body 1, and the first sliding rod 44 is arranged on the seat body 41 and matched with the first sliding groove 12. When the movable plate 7 moves along the vertical direction, the first sliding rod 44 moves in the first sliding groove 12, so as to prevent the roller 4 from deviating from the preset direction when adjusting the position of the roller 4, and at the same time, it is beneficial to improve the structural stability of the portable tea picker.

[0035] Further, the main body 1 is further provided with a second sliding groove 13 parallel to the first sliding groove 12, and the movable plate 7 is provided with a second sliding rod 71 matched with the second sliding groove 13, and the second sliding rod 71 is provided with a threaded portion and a locking nut 72 matched with the threaded portion, and the locking nut 72 is in abutment with the main body 1 away from the movable plate 7. When adjusting the position of the roller 4, the second sliding rod 71 moves in the second sliding groove 13 with the movement of the movable plate 7, thereby guiding the movable plate 7 to act on the main body 1, and after adjusting the roller 4 to the position, the locking nut 72 is rotated to make the locking nut 72 close to the main body 1 and abut against the main body 1, and after the locking nut 72 is tightened, the position of the movable plate 7 on the main body 1 can be locked by the friction between the locking nut 72 and the main body 1, thereby preventing the movable plate 7 and the roller 4 from moving unexpectedly during the operation of the portable tea picker, and when the position of the roller 4 needs to be adjusted, the locking nut 72 is rotated to move away from the main body 1 to release the locking of the movable plate 7, which is simple and convenient to operate.

[0036] As shown in Figure 1 and Figure 4 In the present embodiment, the main body 1 is provided with one roller 4, and in order to further improve the screening capacity of the portable tea picker, at least two rollers 4 can be provided on the main body 1, and the picked tea leaves are screened by two or more rollers 4 in sequence, thereby reducing the old leaves accidentally entering above the bottom plate 11 in the leaves, and further reducing the workload of subsequent sorting.

[0037] Please refer to Figure 1 , Figure 4 and Figure 7 The main body 1 is further provided with a rotatable mounting bracket 8, and the fan 6 is arranged on the mounting bracket 8. The main body 1 is provided with a concentric first mounting hole 14 and an arc-shaped groove 15, and the mounting bracket 8 is provided with a first through hole 81 aligned with the first mounting hole 14 and a second through hole 82 communicated with the arc-shaped groove 15. The first mounting hole 14 and the first through hole 81, and the arc-shaped groove 15 and the second through hole 82 are connected by threaded connections such as bolts and nuts. When the threaded connections are loosened, the mounting bracket 8 can rotate on the main body 1 around the center of the first mounting hole 14, thereby changing the direction of the airflow blown by the fan 6, so as to adjust the angle of the fan 6 according to the picking demand to ensure that the picked leaves are blown to the roller 4, and in the process of rotating the mounting bracket 8, the threaded connections in the second through hole 82 slide in the arc-shaped groove 15. After adjusting the mounting bracket 8 to the position, the threaded connections are tightened to lock the position of the mounting bracket 8.

[0038] Further, the mounting frame 8 is provided with a wind deflector 83, which is located above the fan 6 and extends towards the roller 4 from the end away from the fan 6. The wind deflector 83 provided on the mounting frame 8 is used to block the airflow blown by the fan 6 from flowing away from the roller 4, so that the airflow blown by the fan 6 is stably delivered to the roller 4, the wind loss is reduced, and the picked leaves are prevented from being blown out of the main body 1 by the airflow.

[0039] As shown in Figure 7 , the main body 1 is also provided with two second mounting holes 16 at intervals, the heights of the two second mounting holes 16 are lower than the height of the arc-shaped groove 15, and the first through hole 81 and the second through hole 82 are aligned with the two second mounting holes 16 respectively. Two second mounting holes 16 are provided on the main body 1 at intervals, and threaded connections such as bolts and nuts are used to connect the first through hole 81 and one of the second mounting holes 16, and the second through hole 82 and the other second mounting hole 16, so as to realize the fixed connection of the mounting frame 8 and the main body 1, and at this time, the blowing direction of the fan 6 mounted on the mounting frame 8 is fixed, so as to ensure the connection of the mounting frame 8 and the main body 1 when the portable tea picker is used without adjusting the blowing direction.

[0040] As shown in Figure 1 and Figure 2 , the knife holder 21 is also provided with a toothed plate 9, and a plurality of comb teeth 91 are provided on the toothed plate 9 and located below the fixed blade 22 and the moving blade 23. The comb teeth 91 provided on the toothed plate 9 are used to block the old leaves below the top of the tea tree from contacting the collecting assembly during the process of collecting leaves by the picking assembly 2, so as to reduce the number of old leaves picked from the tea tree during the use of the portable tea picker, and at the same time, the damage to the tea tree during the picking process is reduced, and the old leaves are prevented from being damaged to affect the growth of the tea tree.

[0041] Please refer to Figure 3 and Figure 4 , the upper surface of the bottom plate 11 is provided with a mounting frame 17, and the mounting frame 17 is located on the side of the bottom plate 11 away from the roller 4. A detachable collecting bag is provided on the mounting frame 17. The mounting frame 17 is used to mount the collecting bag, and after the tender leaves are turned over to the bottom plate 11 by the roller 4, they are blown into the collecting bag under the action of the fan 6, so as to quickly collect the tender leaves. After the tea picking is completed, the collecting bag can be taken off from the mounting frame 17, so that the picked tea leaves can be conveniently transported to the next process for processing, and the use of the portable tea picker is facilitated.

[0042] Specifically, in order to facilitate the operator to use the portable tea picking machine, the main body 1 is further provided with a handle 18, the handle 18 is located above the bottom plate 11, the operator holds the handle 18 to conveniently carry or move the main body 1, and the main body 1 is operated to move above the tea tree to pick tea leaves, thereby improving the use experience of the operator.

[0043] Embodiment two

[0044] Please refer to Figure 8 The embodiment two of the utility model is another technical scheme based on the embodiment one, and the difference from the embodiment one is only that the structure of the roller 4 is different.

[0045] As Figure 8 shown, in the embodiment, the roller 4 includes two seat bodies 41 and a main shaft 45 arranged between the two seat bodies 41, a plurality of leaf wheels 46 are arranged on the main shaft 45 along the axial direction of the main shaft 45, and a ventilation opening is formed between any two adjacent leaf wheels 46. The roller 4 is surrounded by the plurality of leaf wheels 46 arranged on the main shaft 45, and the structure with the ventilation opening is formed, so that the airflow blown by the fan can stably pass through the roller 4 and act on the picked leaves during the rotation of the roller 4. The main shaft 45 and the leaf wheel 46 respectively turn the picked leaves during the rotation of the roller 4, improve the screening efficiency, and make the portable tea picking machine meet the use demand of picking tea trees with different growth conditions in different seasons.

[0046] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical scheme of the utility model and not to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical scheme of the utility model can be modified or replaced equivalently without departing from the purpose and scope of the technical scheme of the utility model, and all of them should be covered in the scope of the claims of the utility model.

Claims

1. A portable tea-picking machine, comprising a main body having a base plate, wherein a picking component and a driving component are provided on the main body, the picking component includes a blade holder located below the base plate, the blade holder having a fixed fixed blade and a movable moving blade, the driving component being pulsatorically connected to the moving blade and driving the moving blade to reciprocate on the blade holder, characterized in that: The base plate and the blade holder form a row of blade channels, and the fixed blade and the moving blade are respectively arranged on one side close to the base plate. The main body is also provided with a rotatable roller and a drive motor that is pulsatorically connected to the roller. The roller is located directly above the fixed blade and spaced apart from the base plate. The roller has a through air vent. The main body is also provided with a fan. The fan is located on the side of the roller away from the base plate and the air outlet direction of the fan is towards the roller.

2. The portable tea-picking machine as described in claim 1, characterized in that: The roller includes two seats and a plurality of rods disposed between the two seats. The plurality of rods are arranged in a ring and any two adjacent rods form the ventilation opening.

3. A portable tea-picking machine as described in claim 2, characterized in that: The roller also includes a support member disposed between the two seats, and the support member is provided with through holes that correspond one-to-one with the rod.

4. A portable tea-picking machine as described in claim 2, characterized in that: The main body is provided with two liftable movable plates spaced apart. The two movable plates are located at the two ends of the roller. The base body is rotatably connected to the movable plates in a one-to-one correspondence, and the drive motor is fixedly connected to one of the movable plates. When the movable plate moves up and down on the main body in the vertical direction, the roller moves closer to or away from the base plate in the vertical direction.

5. A portable tea-picking machine as described in claim 4, characterized in that: The main body is provided with a first sliding groove and the length direction of the first sliding groove is vertical, and the base is provided with a first sliding rod that cooperates with the first sliding groove.

6. A portable tea-picking machine as described in claim 5, characterized in that: The main body is also provided with a second slide groove parallel to the first slide groove, and the movable plate is provided with a second slide rod that cooperates with the second slide groove. The second slide rod is provided with a threaded part and a locking nut that cooperates with the threaded part, and the locking nut abuts against the side of the main body away from the movable plate.

7. A portable tea-picking machine as described in claim 1, characterized in that: The main body is also provided with a rotatable mounting bracket and the fan is mounted on the mounting bracket. The main body is provided with a concentric first mounting hole and an arc-shaped groove. The mounting bracket is provided with a first through hole aligned with the first mounting hole and a second through hole communicating with the arc-shaped groove.

8. A portable tea-picking machine as described in claim 7, characterized in that: The mounting bracket is equipped with an air guide plate, which is located above the fan and extends from the end of the air guide plate away from the fan toward the roller.

9. A portable tea-picking machine as described in claim 1, characterized in that: The tool holder is also provided with a toothed plate, on which a plurality of comb teeth are spaced apart and are located below the fixed blade and the moving blade, respectively.

10. A portable tea-picking machine as described in claim 1, characterized in that: The upper surface of the base plate is provided with a mounting frame, and the mounting frame is located on the side of the base plate away from the roller. The mounting frame is provided with a detachable collection bag.

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