CN109258105B

CN109258105B - Orange picking device

Info

Publication number: CN109258105B
Application number: CN201811502772.XA
Authority: CN
Inventors: 植一健; 王松; 李贝贝; 胡锦龙; 倪慧杰; 黄元东
Original assignee: Ningbo University of Technology
Current assignee: Ningbo University of Technology
Priority date: 2018-12-10
Filing date: 2018-12-10
Publication date: 2021-12-10
Anticipated expiration: 2038-12-10
Also published as: CN109258105A

Abstract

The invention relates to the technical field of picking tools, in particular to a citrus picking device, which comprises a telescopic rod (1), wherein a grab handle (2) is arranged at the end part of the telescopic rod (1); the shearing mechanism (3) is connected to the top end of the telescopic rod (1) in an angle-adjustable manner; the camera (4) is fixed on the shearing mechanism (3), and the display screen (5) is fixed on the telescopic rod (1); the guide sleeve (6) is used for guiding the picked oranges to the ground, and the guide sleeve (6) is fixed on the telescopic rod (1) and is positioned below the shearing mechanism (3); an auxiliary holding rod (7) used for assisting a human hand to hold the grab handle (2), wherein the position of the auxiliary holding rod (7) is connected to the end part of the telescopic rod (1) in an adjustable mode. At least one citrus fruit picking device is provided for conveniently picking citrus fruits at high positions.

Description

Orange picking device

Technical Field

The invention belongs to the technical field of picking tools, and particularly relates to a citrus picking device.

Background

In recent years, with the adjustment of agricultural industry mechanisms, fruit forest production has become the industry of the support of economic development and farmer income increase in many rural areas in China, and the mass production and market release of economic crops, particularly oranges, enrich the dietary varieties of people, improve the living conditions of people and improve the living standard of people. However, currently, citrus fruits in many areas nationwide are still mainly picked manually; the problems of large labor workload, wide operation range, low picking efficiency and the like exist in the single manual picking, and most of the citrus picking machines in the existing markets at home and abroad have the problems of single function, large volume, complex mechanism, high cost, inconvenient operation and the like. Therefore, a small-sized portable orange picking device with simple mechanism, convenient operation and good performance is urgently needed in the current market.

In addition, in the prior art, the cutting edge of the scissors is generally controlled by the hand force of a person, so that the scissors are manually controlled to pick fruits, and the use is labor-consuming.

Thirdly, the common scissors of the high-altitude fruit picking scissors in the prior art can not adjust the angle, so that the scissors can not be adjusted according to the specific actual conditions when in use and are inconvenient to use.

Fourth, fruit scissors are plucked in high altitude among the prior art, generally all are that the staff is held the use to do not have supplementary strutting arrangement, will cause long-time work back arm fatigue like this, how to reduce the problem that arm fatigue also needs to solve.

Disclosure of Invention

The present invention is directed to solving at least one of the above problems.

The invention aims to solve the technical problem of at least providing a citrus picking device which is convenient for picking citrus at a high place.

In order to solve the technical problem, the invention discloses a citrus picking device, which comprises

The end part of the telescopic rod is provided with a grab handle;

the shearing mechanism is connected to the top end of the telescopic rod in an angle-adjustable manner;

the vision confirmation system comprises a camera and a display screen, wherein the camera is electrically connected with the display screen, the camera is fixed on the shearing mechanism, and the display screen is fixed on the telescopic rod;

the guide sleeve is used for guiding the picked oranges to the ground, and is fixed on the telescopic rod and positioned below the shearing mechanism;

the auxiliary holding rod is used for assisting a human hand to hold the grab handle, and the position of the auxiliary holding rod is connected to the end part of the telescopic rod in an adjustable mode.

After adopting above-mentioned structure, have at least following advantage: the length of the telescopic rod can be adjusted, so that a user can conveniently adjust the length according to actual conditions; the shearing mechanism can be conveniently operated by people underground, and the angle of the shearing mechanism can be adjusted, so that a user can conveniently adjust the shearing mechanism according to actual conditions; the visual confirmation system can help a user to confirm whether the fruits are ripe or not, so that picking errors are avoided; the flow guide sleeve can guide the picked oranges to the ground, so that the oranges are prevented from falling from high altitude to damage fruits; the auxiliary holding rod can be sleeved on the arm of a person, so that a lever effect is formed, and the strength of the hand is reduced; to sum up, the citrus picking device of this application can help the fruit grower to realize fixed point picking and selective picking, and the work of picking is accomplished to the supplementary manual work of really accurate efficient not co-altitude oranges in different position, saves the consumption of a large amount of manpowers, material resources and time.

On the basis of the technical scheme, the method preferably has the following technical characteristics:

the shearing mechanism comprises a mounting plate, a base, a sliding block seat, a pushing block, a resisting block, a shifting pin, a first cutting edge, a second cutting edge, a limiting block and a driving handle for driving the pushing block to slide, the base and the sliding block seat are fixedly connected with the mounting plate, the first blade is fixedly connected with the mounting plate, the push block is connected with the slide block seat in a sliding way, a first pressure spring is arranged between the push block and the base, the second cutting edge is rotationally connected with the mounting plate, the push block is in driving connection with the poking pin, the poking pin is connected with one end of the second blade close to the push block, a reset torsion spring is arranged between the shifting pin and the second cutting edge, one end of the abutting block is hinged with the second cutting edge, the other end of the abutting block abuts against the mounting plate through a second pressure spring, the limiting block is fixedly connected with the mounting plate and located on one side of the second cutting edge, and the driving handle is fixed on the telescopic rod; the driving handle is connected with the push block through a pull rope; therefore, the driving handle is manually stirred by a person, the driving handle drives the push block to slide through the pull rope, the push block drives the shifting pin, the shifting pin drives the second blade to open the second blade relative to the first blade, after the push block is continuously pulled, the shifting pin is separated from the push block, and the support block enables the second blade and the first blade to be closed under the action of the second pressure spring, so that the pruning picking function is realized; after the driving handle is loosened, the pushing block resets under the action of the first pressure spring, the shifting pin is clamped with the pushing block under the action of the reset torsion spring and can be driven by the pushing block again, and semi-automatic shearing is achieved. Therefore, the closed pruning of the first cutting edge and the second cutting edge is closed by the action of the abutting block and the second pressure spring, so that the labor force can be reduced, and the use is convenient.

The angle-adjustable connection of the shearing mechanism to the top end of the telescopic rod means that the connecting seat is arranged at the top end of the telescopic rod, an installation piece is fixed to one side of the shearing mechanism and hinged to the connecting seat, a first helical gear is fixed to the installation piece, and a driving mechanism for driving the first helical gear to rotate is arranged in the telescopic rod. Therefore, when the driving mechanism drives the first bevel gear, the first bevel gear rotates to drive the mounting piece to move, so that the shearing mechanism is driven to rotate, and the angle is adjustable.

The driving mechanism comprises a first transmission shaft and a second transmission shaft, the first transmission shaft is rotatably connected in the telescopic rod, one end of the second transmission shaft is fixedly connected with the driving handle, the first transmission shaft is in transmission connection with the second transmission shaft, a second bevel gear is arranged at the end part of the first transmission shaft, and the first bevel gear is meshed with the second bevel gear. Like this, when needs are adjusted and are sheared mechanism angle, the staff control drive handle rotates, and drive handle rotates and drives first transmission shaft and second transmission shaft, and then drives first helical gear to drive and shear the mechanism rotation, realize angularly adjustable, facilitate the use.

The telescopic rod is fixed with a supporting seat, the second transmission shaft is rotatably connected in the supporting seat, and the first transmission shaft is perpendicular to the second transmission shaft. Thus, the second transmission shaft and the driving handle are convenient to install.

The telescopic link includes the first body of rod and the second body of rod, the first body of rod is pegged graft in the second body of rod, be equipped with L type groove on the outer wall of the second body of rod, the supporting seat is fixed the tip of the first body of rod, the joint post has on the supporting seat, joint post and L type groove joint. Thereby the flexible sliding function of the first body of rod and the second body of rod can be realized to the first body of rod of pegging graft in the second body of rod, and the spacing locate function of the first body of rod and the second body of rod can be realized with the cooperation in L type groove to the joint post, when the length of telescopic link is adjusted to needs, breaks away from L type groove with the joint post, with joint post and L type groove joint, facilitate the use after adjusting.

The head ends of the first cutting edge and the second cutting edge are arc-shaped. Therefore, the citrus can be prevented from being stabbed by the tool tip, and simultaneously, the branch can be conveniently clamped between the tool blades, preferably, the arc radius of the side, opposite to the head end of the second tool blade, of the first tool blade is larger than the arc radius of the side, opposite to the head end of the second tool blade, of the first tool blade.

The end part of the auxiliary holding rod connected to the telescopic rod in an adjustable position is characterized in that the end part of the telescopic rod is provided with a connecting block, one end of the auxiliary holding rod is hinged to the connecting block through an articulated shaft, a hexagonal groove is formed in the connecting block and in the periphery of the articulated shaft, and a limiting mechanism used for limiting the rotation of the articulated shaft is arranged in the hexagonal groove. Therefore, after the auxiliary holding rod is adjusted in position, the limiting mechanism can relatively fix the hinged shaft, so that the position of the auxiliary holding rod is fixed.

Stop gear includes fixture block, screw and supports tight spring, the fixture block has hexagon joint portion towards one side of hexagon recess, hexagon recess and hexagon joint portion joint, be fixed with the hexagon head on the articulated shaft, the middle part of hexagon joint portion has the hole of stepping down, the bottom in hole of stepping down is equipped with the hexagon heavy groove with hexagon head matched with, the screw passes behind the fixture block with articulated shaft threaded connection, support tight spring housing and establish on the screw and support tightly with the outside of fixture block. When the position of supplementary holding rod is adjusted to needs, with the hand with the fixture block towards the direction motion of keeping away from the hexagon recess, the hexagon head breaks away from the heavy groove of hexagon like this, later can adjust supplementary position holding rod, after rotating the regulation, loosen the hand, the fixture block moves towards the hexagon recess under the effect of supporting tight spring, hexagon head and the heavy groove joint of hexagon, hexagon recess and hexagon joint portion joint, thereby can fix supplementary position holding rod, from this can find out, conveniently adjust supplementary position holding rod, and convenient to use. Of course, the hexagonal head and the hexagonal countersunk groove may be designed into other polygonal shapes, such as an octagon, a dodecagon, etc.

Drawings

FIG. 1 is a schematic view of the configuration of a citrus picking apparatus of the present invention.

FIG. 2 is a schematic view of another perspective of a citrus picking apparatus according to the present invention.

FIG. 3 is a schematic view of the configuration of a shearing mechanism in the citrus picking apparatus of the present invention.

FIG. 4 is a schematic view of the split structure of the auxiliary holding rod of the citrus picking apparatus according to the present invention.

FIG. 5 is a schematic view of another perspective of a split structure at an auxiliary gripping bar in a citrus picking apparatus according to the present invention.

FIG. 6 is a schematic view of a fixture block in the citrus picking apparatus of the present invention.

FIG. 7 is a schematic cross-sectional view of a citrus picking apparatus of the present invention.

Fig. 8 is an enlarged schematic view at a in fig. 7.

Wherein: 1. A telescopic rod; 2. a handle; 3. a shearing mechanism; 4. a camera; 5. a display screen; 6. a flow guide sleeve; 7. an auxiliary holding rod; 8. mounting a plate; 9. a base; 10. a slider seat; 11. a push block; 12. a resisting block; 13. pulling a pin; 14. a first blade; 15. a second blade; 16. a limiting block; 17. a drive handle; 18. a first pressure spring; 19. a return torsion spring; 20. a second pressure spring; 21. pulling a rope; 22. a connecting seat; 23. mounting a sheet; 24. a first helical gear; 25. a first drive shaft; 26. a second drive shaft; 27. a second helical gear; 28. a supporting seat; 29. a first rod body; 30. a second rod body; 31. an L-shaped groove; 32. a clamping column; 33. connecting blocks; 34. hinging a shaft; 35. a hexagonal groove; 36. a clamping block; 37. a screw; 38. the spring is tightly propped; 39. a hexagonal clamping part; 40. a hexagonal head; 41. a hole of abdication; 42. and a hexagonal sinking groove.

Detailed Description

The inventive concepts of the present disclosure will be described hereinafter using terms commonly employed by those skilled in the art to convey the substance of their work to others skilled in the art. These inventive concepts may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of their inclusion to those skilled in the art. It should also be noted that these embodiments are not mutually exclusive. A component, step, or element from one embodiment may be assumed to be present or used in another embodiment. The particular embodiments shown and described may be substituted for a wide variety of alternate and/or equivalent implementations without departing from the scope of the embodiments of the present disclosure. This application is intended to cover any adaptations or variations of the embodiments discussed herein. It will be apparent to those skilled in the art that alternative embodiments may be practiced using only some of the described aspects. Specific numbers, materials, and configurations are set forth in the examples for the purpose of illustration, however, alternative examples may be practiced by those skilled in the art without these specific details. In other instances, well-known features may be omitted or simplified in order not to obscure the illustrative embodiments.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "provided", "mounted", "connected" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-8, in one embodiment, a citrus harvesting device comprises a telescopic rod 1, wherein a handle 2 is arranged at the end of the telescopic rod 1; the shearing mechanism 3 is connected to the top end of the telescopic rod 1 in an angle-adjustable manner; the visual confirmation system comprises a camera 4 and a display screen 5, wherein the camera 4 is electrically connected with the display screen 5, the camera 4 is fixed on the shearing mechanism 3, and the display screen 5 is fixed on the telescopic rod 1; the flow guide sleeve 6 is used for guiding the picked oranges to the ground, and the flow guide sleeve 6 is fixed on the telescopic rod 1 and is positioned below the shearing mechanism 3; an auxiliary holding rod 7 for assisting a human hand to hold the grip 2, wherein the position of the auxiliary holding rod 7 is connected with the end part of the telescopic rod 1 in an adjustable way.

The shearing mechanism 3 comprises a mounting plate 8, a base 9, a slider seat 10, a push block 11, a resisting block 12, a poking pin 13, a first blade 14, a second blade 15, a limiting block 16 and a driving handle 17 for driving the push block 11 to slide, wherein the base 9 and the slider seat 10 are both fixedly connected with the mounting plate 8, the first blade 14 is fixedly connected with the mounting plate 8, the push block 11 is slidably connected with the slider seat 10, a first pressure spring 18 is arranged between the push block 11 and the base 9, the second blade 15 is rotatably connected with the mounting plate 8, the push block 11 is in driving connection with the poking pin 13, the poking pin 13 is connected with one end of the second blade 15 close to the push block 11, a reset torsion spring 19 is arranged between the poking pin 13 and the second blade 15, one end of the resisting block 12 is hinged with the second blade 15, the other end of the resisting block 12 is connected with the mounting plate 8 through a second pressure spring 20, the limiting block 16 is fixedly connected with the mounting plate 8 and is positioned on one side of the second blade 15, the driving handle 17 is fixed on the telescopic rod 1; the driving handle 17 is connected with the push block 11 through a pull rope 21; therefore, a person manually shifts the driving handle 17, the driving handle drives the push block 11 to slide through the pull rope 21, the push block 11 drives the shifting pin 13, the shifting pin 13 drives the second blade 15 to open the second blade 15 relative to the first blade 14, after the push block 11 is continuously pulled, the shifting pin 13 is separated from the push block 11, the resisting block 12 enables the second blade 15 and the first blade 14 to be closed under the action of the second pressure spring 20, and the pruning picking function is realized; after the driving handle 17 is loosened, the pushing block 11 is reset under the action of the first compression spring 18, the shifting pin 13 is clamped with the pushing block 11 under the action of the reset torsion spring 19, and the pushing block 11 can drive the shifting pin again to realize semi-automatic shearing. Therefore, in the application, the closed pruning of the first blade 14 and the second blade 15 is closed by the action of the abutting block 12 and the second pressure spring 20, so that the labor force can be reduced, and the use is convenient.

The angle-adjustable connection of the shearing mechanism 3 to the top end of the telescopic rod 1 means that the connecting seat 22 is arranged at the top end of the telescopic rod 1, the mounting piece 23 is fixed to one side of the shearing mechanism 3, the mounting piece 23 is hinged to the connecting seat 22, the first helical gear 24 is fixed to the mounting piece 23, and the driving mechanism for driving the first helical gear 24 to rotate is arranged in the telescopic rod 1. Thus, when the driving mechanism drives the first bevel gear 24, the first bevel gear 24 rotates to drive the mounting piece 23 to move, so as to drive the shearing mechanism 3 to rotate, and the angle is adjustable.

The driving mechanism comprises a first transmission shaft 25 and a second transmission shaft 26, the first transmission shaft 25 is rotatably connected in the telescopic rod 1, one end of the second transmission shaft 26 is fixedly connected with the driving handle 17, the first transmission shaft 25 is in transmission connection with the second transmission shaft 26, specifically, the first transmission shaft 25 is in meshing connection with the second transmission shaft 26 through bevel gears, a second bevel gear 27 is arranged at the end part of the first transmission shaft 25, and the first bevel gear 24 is meshed with the second bevel gear 27. Like this, when 3 angles of mechanism are sheared in needs regulation, the hand control drive handle 17 rotates, and drive handle 17 rotates and drives first transmission shaft 25 and second transmission shaft 26, and then drives first helical gear 24 to drive and shear mechanism 3 and rotate, realize angularly adjustable, facilitate the use.

A supporting seat 28 is fixed on the telescopic rod 1, the second transmission shaft 26 is rotatably connected in the supporting seat 28, and the first transmission shaft 25 is perpendicular to the second transmission shaft 26. In this way, the mounting of the second transmission shaft 26 and the drive handle 17 is facilitated.

The telescopic rod 1 comprises a first rod body 29 and a second rod body 30, the first rod body 29 is inserted into the second rod body 30, an L-shaped groove 31 is formed in the outer wall of the second rod body 30, the supporting seat 28 is fixed to the end portion of the first rod body 29, a clamping column 32 is arranged on the supporting seat 28, and the clamping column 32 is clamped with the L-shaped groove 31. Thereby the flexible sliding function of the first body of rod 29 and the second body of rod 30 can be realized to first body of rod 29 in the second body of rod 30 is pegged graft to first body of rod 29, and the spacing locate function of the first body of rod 29 and the second body of rod 30 can be realized with the cooperation in L type groove 31 to the joint post 32, when the length of telescopic link 1 is adjusted to needs, breaks away from L type groove 31 with joint post 32, adjusts later with joint post 32 and L type groove 31 joint, facilitates the use.

The head ends of the first cutting edge 14 and the second cutting edge 15 are arc-shaped. Therefore, the citrus can be prevented from being stabbed by the knife tip, and simultaneously branches can be conveniently clamped between the knife edges, preferably, the arc radius of the side, opposite to the head ends of the first knife edge 14 and the second knife edge 15, of the first knife edge is larger than the arc radius of the side, opposite to the head ends of the first knife edge 14 and the second knife edge 15, of the second knife edge.

The position-adjustable end part of the auxiliary holding rod 7 connected to the telescopic rod 1 means that the end part of the telescopic rod 1 is provided with a connecting block 33, one end of the auxiliary holding rod 7 is hinged to the connecting block 33 through a hinge shaft 34, a hexagonal groove 35 is formed in the connecting block 33 and in the periphery of the hinge shaft 34, and a limiting mechanism used for limiting the rotation of the hinge shaft 34 is arranged in the hexagonal groove 35. Thus, after the auxiliary holding rod 7 is adjusted in position, the position limiting mechanism can fix the hinge shaft 34 relatively, thereby fixing the position of the auxiliary holding rod 7.

Stop gear includes fixture block 36, screw 37 and supports tight spring 38, fixture block 36 has hexagon joint portion 39 towards one side of hexagon recess 35, hexagon recess 35 and hexagon joint portion 39 joint, be fixed with hexagon head 40 on the articulated shaft 34, hexagon joint portion 39's middle part has the hole of stepping down 41, the bottom of the hole of stepping down 41 is equipped with the hexagon heavy groove 42 with hexagon head 40 matched with, screw 37 passes behind fixture block 36 and articulated shaft 34 threaded connection, support tight spring 38 cover establish on screw 37 and support tightly with the outside of fixture block 36. When the position of supplementary holding rod 7 needs to be adjusted, with the hand with fixture block 36 towards the direction motion of keeping away from hexagon groove 35, hexagon head 40 breaks away from hexagon heavy groove 42 like this, later can adjust supplementary holding rod 7's position, after rotating the regulation, loosen the hand, fixture block 36 moves towards hexagon groove 35 under the effect of supporting tight spring 38, hexagon head 40 and hexagon heavy groove 42 joint, hexagon groove 35 and hexagon joint portion 39 joint, thereby can fix supplementary holding rod 7's position, can see out from this, conveniently adjust supplementary holding rod 7's position, and is convenient to use. Of course, the hexagonal head 40 and the hexagonal recess 42 may be designed in other polygonal shapes, such as octagonal, dodecagonal, etc.

The length of the telescopic rod 1 can be adjusted, so that a user can conveniently adjust the length according to actual conditions; the shearing mechanism 3 can be conveniently operated by people underground, and the angle of the shearing mechanism 3 can be adjusted, so that a user can conveniently adjust the shearing mechanism according to actual conditions; the visual confirmation system can help a user to confirm whether the fruits are ripe or not, so that picking errors are avoided; the flow guide sleeve 6 can guide the picked oranges to the ground, so that the oranges are prevented from falling from high altitude to damage fruits; the auxiliary holding rod 7 can be sleeved on the arm of a person, so that a lever effect is formed, and the strength of the hand is reduced; to sum up, the citrus picking device of this application can help the fruit grower to realize fixed point picking and selective picking, and the work of picking is accomplished to the supplementary manual work of really accurate efficient not co-altitude oranges in different position, saves the consumption of a large amount of manpowers, material resources and time.

Certainly, the device is not limited to picking oranges and tangerines, and can also pick fruits such as apples, pears, grapefruits and the like.

The above description is only a preferred embodiment of the present invention, and it should not be understood that the scope of the present invention is limited thereby, and it should be understood by those skilled in the art that various other modifications and equivalent arrangements can be made by applying the technical solutions and concepts of the present invention within the scope of the present invention as defined in the appended claims.

Claims

1. Orange picking device, characterized in that includes: the telescopic rod (1), the end of the telescopic rod (1) is provided with a grab handle (2); the shearing mechanism (3) is connected to the top end of the telescopic rod (1) in an angle-adjustable manner; the visual confirmation system comprises a camera (4) and a display screen (5), wherein the camera (4) is electrically connected with the display screen (5), the camera (4) is fixed on the shearing mechanism (3), and the display screen (5) is fixed on the telescopic rod (1); the guide sleeve (6) is used for guiding the picked oranges to the ground, and the guide sleeve (6) is fixed on the telescopic rod (1) and is positioned below the shearing mechanism (3); an auxiliary holding rod (7) for assisting a hand to hold a grab handle (2), wherein the auxiliary holding rod (7) is connected with the end part of the telescopic rod (1) in an adjustable mode, the shearing mechanism (3) comprises an installation plate (8), a base (9), a sliding block seat (10), a pushing block (11), a supporting block (12), a shifting pin (13), a first cutting edge (14), a second cutting edge (15), a limiting block (16) and a driving handle (17) for driving the pushing block (11) to slide, the base (9) and the sliding block seat (10) are fixedly connected with the installation plate (8), the first cutting edge (14) is fixedly connected with the installation plate (8), the pushing block (11) is connected with the sliding block seat (10) in a sliding mode, a first pressure spring (18) is arranged between the pushing block (11) and the base (9), and the second cutting edge (15) is rotatably connected with the installation plate (8), the push block (11) is in driving connection with the shifting pin (13), the shifting pin (13) is connected with one end, close to the push block (11), of the second cutting edge (15), a reset torsion spring (19) is arranged between the shifting pin (13) and the second cutting edge (15), one end of the abutting block (12) is hinged to the second cutting edge (15), the other end of the abutting block (12) is abutted to the mounting plate (8) through a second compression spring (20), the limiting block (16) is fixedly connected with the mounting plate (8) and located on one side of the second cutting edge (15), and the driving handle (17) is fixed on the telescopic rod (1); the utility model discloses a telescopic handle, including actuating handle (17), shearing mechanism (3), connecting piece (3), mounting piece (23), driving handle (17) is connected through stay cord (21) with ejector pad (11), it indicates to cut the top of mechanism (3) angle adjustable connection at telescopic link (1), the top of telescopic link (1) is equipped with connecting seat (22), one side of shearing mechanism (3) is fixed with mounting piece (23), mounting piece (23) are articulated with connecting seat (22), be fixed with first helical gear (24) on mounting piece (23), be equipped with in telescopic link (1) and be used for driving first helical gear (24) pivoted actuating mechanism.

2. The citrus picking device according to claim 1, characterized in that the telescopic rod (1) comprises a first rod (29) and a second rod (30), the first rod (29) is inserted into the second rod (30), an L-shaped groove (31) is arranged on the outer wall of the second rod (30), the support seat (28) is fixed on the end of the first rod (29), the support seat (28) is provided with a clamping column (32), and the clamping column (32) is clamped with the L-shaped groove (31).

3. The citrus picking apparatus according to claim 1, characterized in that the first and second blades (14, 15) have arcuate tips.

4. The citrus picking device according to claim 1, characterized in that the end of the auxiliary holding rod (7) connected to the telescopic rod (1) in a position-adjustable manner is that the end of the telescopic rod (1) is provided with a connecting block (33), one end of the auxiliary holding rod (7) is hinged to the connecting block (33) through a hinge shaft (34), a hexagonal groove (35) is formed in the connecting block (33) at the periphery of the hinge shaft (34), and a limiting mechanism for limiting the rotation of the hinge shaft (34) is arranged in the hexagonal groove (35).

5. The citrus picking device according to claim 4, wherein the limiting mechanism comprises a clamping block (36), a screw (37) and a resisting spring (38), the clamping block (36) is provided with a hexagonal clamping portion (39) towards one side of the hexagonal groove (35), the hexagonal groove (35) is clamped with the hexagonal clamping portion (39), a hexagonal head (40) is fixed on the hinge shaft (34), a yielding hole (41) is formed in the middle of the hexagonal clamping portion (39), a hexagonal sunken groove (42) matched with the hexagonal head (40) is formed in the bottom of the yielding hole (41), the screw (37) penetrates through the clamping block (36) and is in threaded connection with the hinge shaft (34), and the resisting spring (38) is sleeved on the screw (37) and is tightly contacted with the outer side of the clamping block (36).