CN211558082U - Adjustable pruning shear for tea planting - Google Patents

Abstract

The utility model discloses a tealeaves is planted and is used adjustable pruning sword, including two knife rests, the standing groove has all been seted up to the left and right sides face of knife rest, be provided with the blade in the standing groove, the lower surface of knife rest and the top fixed connection of connecting rod, the bottom of connecting rod and the top overlap joint of grab handle, the bottom of connecting rod and the top fixed connection of pivot, the surface of pivot is provided with the bearing. The utility model discloses in, through pivot, the bearing, the magnetic sheet, the cardboard, mutually support between knife rest and the blade, when inboard blade dulls in the use, can directly take off the cardboard, rotate connecting rod and knife rest 180 degrees this moment, then put into the second spread groove again with the cardboard, the staff can continue to prune the process this moment, this device can appear under the circumstances of dulling or wearing and tearing at unilateral blade, with intact blade replacement to relevant position, can guarantee staff's pruning progress to a certain extent.

Description

Adjustable pruning shear for tea planting

Technical Field

The utility model relates to a prune technical field, especially relate to a tealeaves is planted and is used adjustable pruning sword.

Background

Tea tree need regularly prune in the tea garden to guarantee its growth, but the cutting edge is fixed the setting in the current pruning sword more, uses for a long time and probably leads to the blade to appear dulling condition of wearing and tearing even, can influence staff's pruning progress, probably need consume the longer time even and repair the pruning sword, or directly leads to the condemned condition of pruning sword, influences its life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the adjustable pruning shear for tea planting is provided for solving the problems that the cutting edge of the existing pruning shear is mostly fixedly arranged, the blade is dulled, arranged and abraded in the using process, the pruning shear needs to be repaired for a long time or the pruning shear is directly scrapped, and therefore the service life of the pruning shear is influenced and the pruning progress of workers is influenced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tealeaves is planted and is used adjustable pruning sword, includes two knife rests, the standing groove has all been seted up to the left and right sides face of knife rest, be provided with the blade in the standing groove, the lower surface of knife rest and the top fixed connection of connecting rod, the bottom of connecting rod and the top overlap joint of grab handle, the bottom of connecting rod and the top fixed connection of pivot, the surface of pivot is provided with the bearing, the bearing sets up the lower surface of swivelling chute inner wall, the top at the grab handle is seted up to the swivelling chute, first spread groove has all been seted up to the left and right sides face of connecting rod and grab handle, the second spread groove has been seted up to the right flank of first spread groove inner wall, the right flank of second spread groove inner wall is provided with the magnetic sheet, and the.

As a further description of the above technical solution:

two limiting grooves are formed in the front face of the blade, limiting holes are formed in the front side of the inner wall of the placing groove, the same limiting rods are arranged in the limiting grooves and the limiting holes in the position corresponding to the limiting holes, the front ends of the limiting rods are fixedly connected with the back face of the same middle plate, positioning holes are formed in the front face of the middle plate, bolts are arranged in the positioning holes and are located in screw holes, and the screw holes are formed in the front face of the cutter rest.

As a further description of the above technical solution:

the clamping plate is arranged in a C shape and has magnetism opposite to that of the magnetic plate.

As a further description of the above technical solution:

the opposite surfaces of the two grab handles are movably connected through a pin shaft.

As a further description of the above technical solution:

the screw hole is located the intermediate position of two spacing holes, and the left side is two the blade sets up for the symmetry.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through pivot, the bearing, the magnetic sheet, the cardboard, mutually support between knife rest and the blade, when inboard blade dulls in the use, can directly take off the cardboard, rotate connecting rod and knife rest 180 degrees this moment, then put into the second spread groove again with the cardboard, the staff can continue to prune the process this moment, this device can appear under the circumstances of dulling or wearing and tearing at unilateral blade, with intact blade replacement to relevant position, can guarantee staff's pruning progress to a certain extent.

2. The utility model discloses in, through mutually supporting between standing groove, bolt, locating hole, gag lever post, spacing groove and the spacing hole, directly go out the bolt from the screw in, then will correspond the intermediate lamella and take off, can take off the blade that corresponds the damage this moment and repair the change, avoid repairing the influence that the blade brought to this device whole use, after the blade appears wearing and tearing simultaneously, can change the blade can, can guarantee to a certain extent this device holistic life.

3. The utility model discloses in, have magnetism opposite with the magnetic sheet through setting up the cardboard, can guarantee to a certain extent that the cardboard is stable and the magnetic sheet contact, can guarantee to a certain extent that the connecting rod can not the relative grab handle appear rotatory, guarantee the stability in the knife rest use.

Drawings

Fig. 1 is a schematic front sectional structure view of an adjustable pruning shear for tea planting according to the present invention;

fig. 2 is an enlarged schematic structural view of a part a of the adjustable pruning shear for tea planting according to the present invention;

fig. 3 is a schematic structural view of a front view of a tool holder of the adjustable pruning shear for tea planting according to the present invention;

fig. 4 is a schematic view of a front view cross-sectional structure of a blade holder of the adjustable pruning shear for tea planting according to the present invention;

fig. 5 is a schematic left-side sectional view of a blade holder of the adjustable pruning shear for tea planting according to the present invention;

fig. 6 is an enlarged schematic structural view of a part B of the adjustable pruning shear for tea planting according to the present invention;

fig. 7 is a schematic view of the structure of the adjustable trimming blade for tea planting in a bottom view.

Illustration of the drawings:

1. a tool holder; 2. a connecting rod; 3. a rotating shaft; 4. a bearing; 5. a rotating tank; 6. a handle; 7. a pin shaft; 8. a first connecting groove; 9. a second connecting groove; 10. a magnetic plate; 11. clamping a plate; 12. a placement groove; 13. a blade; 14. a limiting groove; 15. a limiting hole; 16. a limiting rod; 17. a middle plate; 18. a bolt; 19. positioning holes; 20 screw holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an adjustable pruning shear for tea planting comprises two knife rests 1, placing grooves 12 are respectively arranged on the left side surface and the right side surface of each knife rest 1, blades 13 are arranged in the placing grooves 12, the lower surface of each knife rest 1 is fixedly connected with the top end of a connecting rod 2, the bottom end of each connecting rod 2 is in lap joint with the top end of a grab handle 6, the bottom end of each connecting rod 2 is fixedly connected with the top end of a rotating shaft 3, a bearing 4 is arranged on the outer surface of each rotating shaft 3, the connecting rods 2 and the knife rests 1 can be ensured to rotate smoothly by arranging the bearings 4 and the rotating shafts 3, the replacement of the blades 13 damaged on the inner sides by sight of people is facilitated, the bearings 4 are provided with the lower surfaces of the inner walls of rotating grooves 5, the rotating grooves 5 are arranged at the top ends of the grab handles 6, first connecting grooves 8 are respectively arranged on the left side surface and the right side, when cardboard 11 is located first connecting groove 8, can prevent to appear relative rotation between connecting rod 2 and the grab handle 6, guarantee to a certain extent to the stability of 1 use of knife rest, the right flank of second connecting groove 9 inner wall is provided with magnetic sheet 10, is provided with same cardboard 11 in two first connecting grooves 8 in the left side.

Specifically, as shown in fig. 4, 5 and 6, two limit grooves 14 are formed on the front surface of the blade 13, a limit hole 15 is formed on the front side of the inner wall of the placement groove 12, the blade 13 can be prevented from shaking relative to the placement groove 12 by arranging the limit hole 15, the limit grooves 14 and the limit rods 16, stable installation of the blade 13 can be ensured to a certain extent, the same limit rod 16 is arranged in the limit groove 14 and the limit hole 15 corresponding to each other, one end of the front surfaces of the two lower limit rods 16 is fixedly connected with the back surface of the same intermediate plate 17, the bolt 18 is in threaded connection with the screw hole 20 by arranging the positioning hole 19, the intermediate plate 17, the bolt 18 and the screw hole 20, the intermediate plate 17 can be prevented from shaking back and forth at will, the limit rod 16 can be stably positioned in the limit groove 14 to a certain extent, the front surface of the intermediate plate 17 is provided with the positioning hole 19, the bolt 18 is located in a threaded bore 20, which threaded bore 20 opens out in the front face of the tool holder 1.

Specifically, as shown in fig. 2, the clamping plate 11 is arranged in a C shape, the clamping plate 11 has magnetism opposite to that of the magnetic plate 10, and the clamping plate 11 has magnetism opposite to that of the magnetic plate 10, so that the clamping plate 11 can be stably contacted with the magnetic plate 10 to a certain extent, the connecting rod 2 can be prevented from rotating relative to the handle 6 to a certain extent, and the stability of the knife rest 1 in the using process is ensured.

Specifically, as shown in fig. 1, the opposite surfaces of the two handgrips 6 are movably connected through a pin 7, and the two handgrips 6 are movably connected through the pin 7, so that people can conveniently control the relative rotation process of the knife rests 1 on the two sides.

Specifically, as shown in fig. 4, the screw hole 20 is located in the middle of the two limiting holes 15, the two blades 13 on the left side are symmetrically arranged, and the screw hole 20 is located in the middle of the two positioning holes 19, so that the limiting rod 16 and the bolt 18 can be ensured to be respectively located in the limiting holes 15 and the screw hole 20, and the two blades 13 on the left side are symmetrically arranged, so that the replaced blades 13 can be smoothly used after the tool holder 1 rotates 180 degrees.

The working principle is as follows: during the use, when inboard blade 13 of this device becomes dull, directly take off corresponding position cardboard 11, then can direct control connecting rod 2 rotate 180 degrees, rotate outside blade 13 to the inboard, can put into corresponding first connecting groove 8 with cardboard 11 this moment, and cardboard 11 and magnetic sheet 10 contact, can the staff can continue to carry out pruning work, after the staff pruning work is finished, can control bolt 18 and screw out from screw 20 this moment, then will correspond intermediate lamella 17 and take off, can realize taking off wearing and tearing blade 13 this moment, then select new blade 13 to put into standing groove 12, put into corresponding spacing groove 14 with gag lever post 16 simultaneously, can be with bolt 18 screw in screw 20 this moment, then just accomplish the change of blade to 13.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The adjustable pruning shear for tea planting comprises two knife rests (1) and is characterized in that a placing groove (12) is formed in each of the left side surface and the right side surface of each knife rest (1), a blade (13) is arranged in each placing groove (12), the lower surface of each knife rest (1) is fixedly connected with the top end of a connecting rod (2), the bottom end of each connecting rod (2) is lapped with the top end of a grab handle (6), the bottom end of each connecting rod (2) is fixedly connected with the top end of a rotating shaft (3), a bearing (4) is arranged on the outer surface of each rotating shaft (3), each bearing (4) is provided with the lower surface of the inner wall of a rotating groove (5), each rotating groove (5) is formed in the top end of each grab handle (6), each of the left side surface and the right side surface of each connecting rod (2) and each grab handle (6) is provided with a first connecting groove (8), a second connecting groove (, the right side face of the inner wall of the second connecting groove (9) is provided with a magnetic plate (10), and the two left first connecting grooves (8) are internally provided with the same clamping plate (11).

2. The adjustable pruning shear for tea planting according to claim 1, wherein two limiting grooves (14) are formed in the front surface of the blade (13), limiting holes (15) are formed in the front side of the inner wall of the placing groove (12), the same limiting rod (16) is arranged in the limiting groove (14) and the limiting hole (15) which are corresponding in position, one end of the front surface of the lower two limiting rods (16) is fixedly connected with the back surface of the same middle plate (17), a positioning hole (19) is formed in the front surface of the middle plate (17), a bolt (18) is arranged in the positioning hole (19), the bolt (18) is located in the screw hole (20), and the screw hole (20) is formed in the front surface of the cutter holder (1).

3. An adjustable trimming blade for tea planting according to claim 1, wherein the clamping plate (11) is provided in a C-shape, the clamping plate (11) having a magnetic polarity opposite to that of the magnetic plate (10).

4. The adjustable pruning shear for tea planting according to claim 1, wherein the two handles (6) are movably connected at opposite sides by a pin (7).

5. The adjustable pruning shear for tea planting according to claim 2, wherein the screw hole (20) is located at the middle position of the two limiting holes (15), and the two left blades (13) are symmetrically arranged.

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