CN113647243A

CN113647243A - Tea picking machine

Info

Publication number: CN113647243A
Application number: CN202110935588.XA
Authority: CN
Inventors: 彭小湖
Original assignee: Jiangsu Dongcheng Tools Technology Co Ltd
Current assignee: Jiangsu Dongcheng Tools Technology Co Ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2021-11-16
Anticipated expiration: 2041-08-16
Also published as: CN113647243B

Abstract

A tea leaf picking machine comprises a fan, a picking device and a leaf collecting bag, wherein the picking device and the leaf collecting bag are connected to the fan, and the fan comprises a shell, a motor and a fan, the motor is located in the shell, and the fan is connected to the motor. The casing is equipped with air intake and air outlet, the motor is equipped with the motor shaft that the front end extends into the air intake, the fan is by motor drive with air from the air intake inflow in the casing and from the air outlet outflow. The picking device is connected to the air inlet and the leaf collecting bag is connected to the air outlet, the picking device comprises a shell extending along the axial direction, a movable cutter head positioned in the shell and a static cutter head connected to the shell, the movable cutter head is connected to the front end of the motor shaft, and the movable cutter head is driven by the motor to move relative to the static cutter head. The picking device breaks off the tea through the matching of the movable cutter head and the static cutter head, so that fine tea cannot be generated, and the quality of the tea is improved; the broken tea leaves directly enter the leaf collecting bag through the guidance of the fan of the air suction fan, and the picking efficiency of the tea leaves is guaranteed.

Description

Tea picking machine

[ technical field ]

The invention relates to the technical field of tea picking, in particular to a handheld tea picking machine.

[ background art ]

Tea tasting is popular among millions of people as one of the vast cultures, and in order to obtain tea capable of being drunk, people need to plant the tea, and also need to pick the tea and other series of work. At present, tea leaf bud picking is mainly carried out by manual picking and reciprocating pruning shears, wherein the manual picking can ensure the integrity of tea leaves, but the tea leaf picking has the defects of high labor intensity, low picking efficiency, high labor cost and the like, and the requirement of tea picking amount cannot be met; the reciprocating pruning shears can accelerate the tea leaf picking efficiency, but the tea leaves are cut off by the blades, so that the tea leaves are easily broken, and the quality of the tea leaves is poor. Meanwhile, the old leaves of the tea trees can be injured by the tea picking mode of the reciprocating pruning shears, and the tea leaves are famous for tender buds, so that the tea trees are injured, and the quality difference of the picked tea leaves is large, so that the overall quality of the tea leaves is influenced.

In view of the above, there is a need for an improved tea leaf picker to overcome the drawbacks of the prior art.

[ summary of the invention ]

In view of the shortcomings of the prior art, the present invention aims to provide a tea leaf picking machine which improves the overall quality of picked tea leaves while ensuring picking efficiency.

The technical scheme adopted by the invention for solving the problems in the prior art is as follows: a tea leaf picking machine comprises a fan, a picking device and a leaf collecting bag, wherein the picking device and the leaf collecting bag are connected to the fan, and the fan comprises a shell, a motor and a fan, the motor is located in the shell, and the fan is connected to the motor. The casing is equipped with air intake and air outlet, the motor is equipped with along the motor shaft of axial extension, the front end of motor shaft extends into the air intake, the fan by motor drive is with the air from the air intake flows in the casing and from the air outlet flows out. Picking the device connect in the air intake just collect the leaf bag connect in the air outlet, pick the device include along axially extended shell, be located move the tool bit in the shell and connect in quiet tool bit on the shell, move the tool bit connect in the front end of motor shaft, just move the tool bit by motor drive and for quiet tool bit motion.

The further improvement scheme is as follows: the shell is provided with a side wall extending along the axial direction, an end wall positioned at the axial front end of the side wall and a fixing plate positioned at the axial rear end of the side wall, the fixing plate is fixedly connected to the air inlet, the side wall, the end wall and the fixing plate are jointly surrounded to form a containing cavity, and the containing cavity is communicated with the air inlet.

The further improvement scheme is as follows: the shell is equipped with and is located feed inlet on the lateral wall, the feed inlet communicate in hold the chamber, quiet tool bit is including being located the filament at feed inlet edge and being fixed in the adjust knob of the axial front end of filament, the axial rear end of filament is fixed in on the fixed plate, adjust knob connect in on the end wall and have for the axial motion of end wall.

The further improvement scheme is as follows: the filament is a steel wire with certain elasticity, and the adjusting knob moves axially relative to the end wall so as to adjust the rigidity of the filament.

The further improvement scheme is as follows: the motor drives the fan and the movable cutter head to rotate simultaneously, and air flows into the accommodating cavity from the feed inlet and then flows into the shell through the air inlet and flows out from the air outlet.

The further improvement scheme is as follows: the movable cutter head is contained in the containing cavity and comprises a rotating shaft and a breaking rod which extend along the axial direction, the breaking rod is arranged in a biased mode with the rotating shaft, and the two axial ends of the breaking rod are connected to the rotating shaft.

The further improvement scheme is as follows: the axial both ends of axis of rotation are fixed in through the bearing in the shell, just the axial rear end of axis of rotation connect in the front end of motor shaft, the motor passes through the motor shaft drive the axis of rotation is rotatory, in order to drive the breaking bar makes circular motion around the axis of rotation of axis of rotation.

The further improvement scheme is as follows: the tea picking machine further comprises a transmission mechanism positioned at the air inlet, the transmission mechanism is a planetary gear train mechanism and is positioned between the motor and the movable cutter head, one end of the transmission mechanism is connected to the front end of the motor shaft, and the other end of the transmission mechanism is connected to the rear end of the rotating shaft.

The further improvement scheme is as follows: the motor is an outer rotor motor, the motor comprises an outer rotor fixedly connected to the motor shaft and an inner stator fixed in the shell, and the outer rotor drives the motor shaft to rotate relative to the inner stator.

The further improvement scheme is as follows: the fan is a centrifugal fan, the fan is fixedly connected to the periphery of the outer rotor, and the fan and the inner stator are at least partially overlapped in the axial direction.

Compared with the prior art, the invention has the following beneficial effects: the picking device is connected to the air inlet, the leaf collecting bag is connected to the air outlet, the picking device comprises a shell extending along the axial direction, a movable cutter head positioned in the shell and a static cutter head connected to the shell, the movable cutter head is connected to the front end of the motor shaft, and the movable cutter head is driven by the motor to move relative to the static cutter head; namely, the motor drives the fan and the movable cutter head to rotate simultaneously. The picking device breaks off the tea through the matching of the movable cutter head and the static cutter head, so that fine tea cannot be generated, and the quality of the tea is improved; the fan is an air suction fan, and the tea leaves after being broken by the picking device directly enter the tea leaf collecting bag through the fan guide of the air suction fan, so that the automatic tea leaf collecting function is realized, and the tea leaf picking efficiency is ensured. Meanwhile, the static cutter head comprises a steel wire with certain elasticity, the rigidity of the static cutter head can be adjusted through an adjusting knob, under the combined action of the movable cutter head and the steel wire, the soft tea is broken and collected, and the old tea cannot be broken under the deformation of the steel wire, namely cannot be picked; therefore, the purpose of picking only tender tea and not picking old tea is achieved, and the overall quality of the picked tea is improved.

[ description of the drawings ]

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings:

fig. 1 is a perspective view of a tea leaf picker according to a preferred embodiment of the present invention;

fig. 2 is a sectional view of the tea leaf picker shown in fig. 1;

fig. 3 is a cross-sectional view of the tea leaf picker shown in fig. 2 with the housing removed;

fig. 4 is a perspective view of a picking device in the tea leaf picker shown in fig. 1;

fig. 5 is an exploded schematic view of the picking apparatus shown in fig. 4;

fig. 6 is a perspective view of the tea leaf picker shown in fig. 1 with the housing and the outer casing removed.

The meaning of the reference symbols in the figures:

100. tea picking machine 1, fan 2, picking device 3, leaf collecting bag 4, battery pack 10, casing 101, air inlet 102, air outlet 11, main body 12, holding part 13, operating button 20, motor 21, motor shaft 22, outer rotor 23, inner stator 30, fan 40, transmission mechanism 50, casing 51, side wall 52, end wall 53, fixing plate 54, accommodating cavity 55, feed inlet 60, moving cutter head 61, rotating shaft 62, breaking rod 63, bearing 70, static cutter head 71, filament 72, adjusting knob

[ detailed description of the invention ]

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "upper," "lower," "front," "rear," and the like, which indicate orientation or positional relationship, are based only on the orientation or positional relationship shown in the drawings and are merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices/elements must have a particular orientation or be constructed and operated in a particular orientation and, therefore, should not be taken as limiting the present invention.

Referring to fig. 1, a tea picking machine 100 according to the present invention is shown for picking tea leaves on tea trees. The tea picking machine 100 comprises a fan 1, a picking device 2 and a leaf collecting bag 3, wherein the picking device 2 and the leaf collecting bag 3 are connected to the fan 1, the picking device 2 is used for breaking and picking tea leaves on tea trees, and the leaf collecting bag 3 is used for collecting the broken tea leaves. The tea picking machine 100 further comprises a battery pack 4 connected to the rear side of the fan 1, wherein the battery pack 4 is used for supplying power to the fan 1 so as to ensure the normal operation of the fan 1 and the picking device 2.

Referring to fig. 1 to 2, the blower 1 includes a housing 10, a motor 20 disposed in the housing 10, and a fan 30 and a transmission mechanism 40 connected to the motor 20, wherein the motor 20 drives the fan 30 and the transmission mechanism 40 to operate simultaneously. The housing 10 includes a main body 11 and a holding portion 12 connected above the main body 11, and the motor 20, the fan 30 and the transmission mechanism 40 are all accommodated in the main body 11. The holding part 12 is used for holding when operated by a user and is provided with an operation button 13, and the operation button 13 is operated by the user to control the start and stop of the operation of the tea leaf picking machine 100.

Meanwhile, the housing 10 is further provided with an air inlet 101 and an air outlet 102 on the main body 11, and the external air flows into the main body 11 of the housing 10 from the air inlet 101 and flows out from the air outlet 102. The picking device 2 is connected to the air inlet 101, and the leaf collecting bag 3 is connected to the air outlet 102, so that the tea leaves broken by the picking device 2 are collected into the leaf collecting bag 3 through the air inlet 101 and the air outlet 102 of the housing 10 along with the driving of the outside air.

Referring to fig. 6, the motor 20 is an outer rotor motor, and the motor 20 includes a motor shaft 21 extending along an axial direction, an outer rotor 22 fixedly connected to the motor shaft 21, and an inner stator 23 fixed in the main body 11 of the housing 10, wherein the outer rotor 22 drives the motor shaft 21 to rotate relative to the inner stator 23. The front end of the motor shaft 21 extends into the air inlet 101 and is connected to the transmission mechanism 40 to drive the transmission mechanism 40 to operate. The fan 30 is a centrifugal fan, the fan 30 is fixedly connected to the outer circumference of the outer rotor 22, and the fan 30 is at least partially overlapped with the inner stator 23 in the axial direction. The fan 30 is driven by the motor 20 to flow outside air from the intake opening 101 into the main body portion 11 of the housing 10 and out of the outtake opening 102.

The transmission mechanism 40 is a planetary gear train mechanism and is disposed at the air inlet 101 of the housing 10, the transmission mechanism 40 is located between the motor 20 and the movable cutter head 60 of the picking device 2, and one end of the transmission mechanism 40 is connected to the front end of the motor shaft 21, while the other end is connected to the rear end of the rotating shaft 61 of the movable cutter head 60. The motor 20 drives the movable cutter head 60 of the picking device 2 to operate through the transmission mechanism 40.

Referring to fig. 3 to 5, the picking device 2 includes a housing 50 extending along an axial direction, a movable cutter head 60 located in the housing 50, and a stationary cutter head 60 connected to the housing 50, and an axial rear end of the housing 50 is fixedly connected to an air inlet 101 of the housing 10. The housing 50 is provided with a side wall 51 extending along the axial direction, an end wall 52 located at the axial front end of the side wall 51 and a fixing plate 53 located at the axial rear end of the side wall 51, the fixing plate 53 is fixedly connected to the air inlet 101, the side wall 51, the end wall 52 and the fixing plate 53 jointly enclose to form an accommodating cavity 54, the accommodating cavity 54 is communicated with the air inlet 101, and the movable cutter head 60 is accommodated in the accommodating cavity 54.

The movable cutter head 60 is connected to the front end of the motor shaft 21 through the transmission mechanism 40, and the movable cutter head 60 is driven by the motor 20 to move relative to the static cutter head 70; the picking device 2 breaks off the tea through the matching of the movable cutter head 60 and the fixed cutter head 70, so that fine tea can not be produced, and the quality of the tea is improved. The movable tool bit 60 comprises a rotating shaft 61 and a breaking rod 62 which extend along the axial direction, and the breaking rod 62 and the rotating shaft 61 are arranged in an offset mode. The rotating shaft 61 has both axial ends fixed in the housing 50 by bearings 63, and the rear axial end of the rotating shaft 61 is connected to the front end of the motor shaft 21 by a transmission mechanism 40, i.e., the motor 20 drives the rotating shaft 61 to rotate by the motor shaft 21. The two axial ends of the breaking rod 62 are connected to the rotating shaft 61, that is, the rotating shaft 61 drives the breaking rod 62 to move circularly around the rotating axis of the rotating shaft 61 when rotating.

The casing 50 is provided with a feed port 55 located on the side wall 51, the feed port 55 is communicated with the containing cavity 54, the motor 20 simultaneously drives the fan 30 and the moving cutter head 60 to rotate, that is, after the external air drives the broken tea leaves to flow into the containing cavity 54 from the feed port 55, the tea leaves flow into the main body part 11 of the casing 10 through the air inlet 101 and flow into the leaf collecting bag 3 from the air outlet 102; the automatic tea leaf collecting function is realized, and therefore the tea leaf picking efficiency is guaranteed.

As shown in fig. 5, the static cutter head 70 includes a filament 71 located at the edge of the feed port 55 and an adjusting knob 72 fixed to the axial front end of the filament 71; the filament 71 is a steel wire having a certain elasticity, and the rear end of the filament 71 in the axial direction is fixed to the fixing plate 53. The adjustment knob 72 is connected to the end wall 52 and has axial movement relative to the end wall 52; when the adjusting knob 72 moves axially relative to the end wall 52, the rigidity of the filament 71 can be adjusted, under the combined action of the movable cutter head 60 and the filament 71, the tender tea is broken off and collected, and the old tea cannot be broken off under the deformation of the filament 71, so that the old tea cannot be picked; therefore, the purpose of picking only tender tea and not picking old tea is achieved, and the overall quality of the picked tea is improved.

In the invention, the picking device 2 is connected with the air inlet 101, the leaf collecting bag 3 is connected with the air outlet 102, and the picking device 2 comprises a shell 50 extending along the axial direction, a movable cutter head 60 positioned in the shell 50 and a static cutter head 70 connected with the shell 50; the movable blade 60 is connected to the front end of the motor shaft 21, and the movable blade 60 is driven by the motor 20 to move relative to the static blade 70; that is, the motor 20 drives the rotation of the fan 30 and the movable blade 60 at the same time. The picking device 2 breaks off the tea through the matching of the movable cutter head 60 and the fixed cutter head 70, so that fine tea can not be produced, and the quality of the tea is improved.

The fan 1 is an air suction fan, and the tea leaves after being broken by the picking device 2 directly enter the tea leaf collecting bag 3 through the guide of the fan 30 of the air suction fan, so that the automatic tea leaf collecting function is realized, and the tea leaf picking efficiency is ensured. Meanwhile, the static cutter head 70 comprises a steel wire with certain elasticity, the rigidity of the static cutter head can be adjusted through the adjusting knob 72, under the combined action of the movable cutter head 60 and the steel wire, the tender tea is broken and collected, and the old tea cannot be broken under the deformation of the steel wire, so that the old tea cannot be picked; therefore, the purpose of picking only tender tea and not picking old tea is achieved, and the overall quality of the picked tea is improved.

The present invention is not limited to the above-described embodiments. Those skilled in the art will readily appreciate that there are numerous alternatives to the tea leaf picker of the present invention without departing from the spirit and scope of the invention. The protection scope of the present invention is subject to the content of the claims.

Claims

1. A tea leaf picking machine comprises a fan, a picking device and a leaf collecting bag, wherein the picking device and the leaf collecting bag are connected to the fan, the fan comprises a shell, a motor and a fan, the motor is located in the shell, the fan is connected to the motor, the shell is provided with an air inlet and an air outlet, the motor is provided with a motor shaft extending along the axial direction, the front end of the motor shaft extends into the air inlet, and the fan is driven by the motor to enable air to flow into the shell from the air inlet and flow out from the air outlet; the method is characterized in that: picking the device connect in the air intake just collect the leaf bag connect in the air outlet, pick the device include along axially extended shell, be located move the tool bit in the shell and connect in quiet tool bit on the shell, move the tool bit connect in the front end of motor shaft, just move the tool bit by motor drive and for quiet tool bit motion.

2. The tea leaf picking machine according to claim 1, wherein: the shell is provided with a side wall extending along the axial direction, an end wall positioned at the axial front end of the side wall and a fixing plate positioned at the axial rear end of the side wall, the fixing plate is fixedly connected to the air inlet, the side wall, the end wall and the fixing plate are jointly surrounded to form a containing cavity, and the containing cavity is communicated with the air inlet.

3. The tea leaf picking machine according to claim 2, wherein: the shell is equipped with and is located feed inlet on the lateral wall, the feed inlet communicate in hold the chamber, quiet tool bit is including being located the filament at feed inlet edge and being fixed in the adjust knob of the axial front end of filament, the axial rear end of filament is fixed in on the fixed plate, adjust knob connect in on the end wall and have for the axial motion of end wall.

4. A tea leaf picking machine according to claim 3, wherein: the filament is a steel wire with certain elasticity, and the adjusting knob moves axially relative to the end wall so as to adjust the rigidity of the filament.

5. A tea leaf picking machine according to claim 3, wherein: the motor drives the fan and the movable cutter head to rotate simultaneously, and air flows into the accommodating cavity from the feed inlet and then flows into the shell through the air inlet and flows out from the air outlet.

6. The tea leaf picking machine according to claim 2, wherein: the movable cutter head is contained in the containing cavity and comprises a rotating shaft and a breaking rod which extend along the axial direction, the breaking rod is arranged in a biased mode with the rotating shaft, and the two axial ends of the breaking rod are connected to the rotating shaft.

7. The tea leaf picking machine according to claim 6, wherein: the axial both ends of axis of rotation are fixed in through the bearing in the shell, just the axial rear end of axis of rotation connect in the front end of motor shaft, the motor passes through the motor shaft drive the axis of rotation is rotatory, in order to drive the breaking bar makes circular motion around the axis of rotation of axis of rotation.

8. The tea leaf picking machine according to claim 7, wherein: the tea picking machine further comprises a transmission mechanism positioned at the air inlet, the transmission mechanism is a planetary gear train mechanism and is positioned between the motor and the movable cutter head, one end of the transmission mechanism is connected to the front end of the motor shaft, and the other end of the transmission mechanism is connected to the rear end of the rotating shaft.

9. The tea leaf picking machine according to claim 1, wherein: the motor is an outer rotor motor, the motor comprises an outer rotor fixedly connected to the motor shaft and an inner stator fixed in the shell, and the outer rotor drives the motor shaft to rotate relative to the inner stator.

10. The tea leaf picker according to claim 9, wherein: the fan is a centrifugal fan, the fan is fixedly connected to the periphery of the outer rotor, and the fan and the inner stator are at least partially overlapped in the axial direction.