CN212306207U - Lopper girdling cutter - Google Patents
Lopper girdling cutter Download PDFInfo
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- CN212306207U CN212306207U CN202020873062.4U CN202020873062U CN212306207U CN 212306207 U CN212306207 U CN 212306207U CN 202020873062 U CN202020873062 U CN 202020873062U CN 212306207 U CN212306207 U CN 212306207U
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Abstract
The utility model discloses a lopper girdling cutter, which comprises a support rod, a first girdling knife, a second girdling knife, a pull rope and a rotation adjusting mechanism; the supporting rod is of a hollow structure, one end of the supporting rod is provided with a fixed seat, and the other end, opposite to the supporting rod, of the supporting rod is provided with a handle; the first cutting ring and the second cutting ring are rotatably connected, clutch motion can be carried out between the first cutting ring and the second cutting ring, an extension block is arranged on the first cutting ring and extends in a direction far away from the concave position of the first cutting ring, the extension block is connected with one end of a pull rope, the other end of the pull rope penetrates through a support rod to be connected with a handle, and the handle is used for pulling the first cutting ring to move to the second cutting ring through the pull rope; the second annular cutter is rotationally connected to the fixed seat, the rotation adjusting mechanism is connected with the second annular cutter, and the rotation adjusting mechanism is used for controlling the second annular cutter to rotate clockwise and anticlockwise relative to the fixed seat; therefore, the worker can perform girdling on the fruit branches without using a ladder, the efficiency is improved, and the potential risk is reduced.
Description
Technical Field
The utility model relates to a technical scheme in fruit tree cultivation management field, in particular to lopper girdling sword.
Background
At the in-process of fruit tree cultivation management, often need utilize the girdling sword to carry out the girdling to the fruit tree and handle, restrain its vegetative growth, there is the adoption in production to the trunk girdling, also have to carry out the girdling to the branch, because the branch all is in higher position, so need the staff to erect the ladder and just can carry out the girdling and handle after ascending, this mode of operation is not only troublesome, and also the condition that the staff dropped from the ladder appears easily, brought very big potential danger for the staff, for this reason the technical scheme that can solve this problem urgently needs.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a branches of tall trees girdling sword to solve the problem that current girdling sword must cooperate the ladder to use.
In order to solve the technical problem, the utility model provides a lopper girdling cutter, which comprises a support bar, a first girdling cutter, a second girdling cutter, a pull rope and a rotation adjusting mechanism; the supporting rod is of a hollow structure, a fixed seat is arranged at one end of the supporting rod, and a handle is arranged at the other end, opposite to the supporting rod, of the supporting rod; the first cutting ring is rotatably connected with the second cutting ring, clutch motion can be performed between the first cutting ring and the second cutting ring, an extension block is arranged on the first cutting ring, the extension block extends in a direction away from a concave position of the first cutting ring, the extension block is connected with one end of the pull rope, the other end of the pull rope penetrates through the support rod to be connected with the handle, and the handle is used for pulling the first cutting ring to move to the second cutting ring through the pull rope; the second ring cutter is rotatably connected to the fixed seat, the rotation adjusting mechanism is connected with the second ring cutter, and the rotation adjusting mechanism is used for controlling the second ring cutter to rotate clockwise and anticlockwise relative to the fixed seat.
In one embodiment, the rotation adjusting mechanism comprises a signal transmitter, a control circuit and a motor; the signal transmitter is arranged at one end of the handle or the supporting rod adjacent to the handle; the control circuit is electrically connected with the motor, the motor is arranged on the fixed seat, and an output shaft of the motor is connected with the rotating center of the second annular cutter; the signal transmitter is used for transmitting a control signal to the control circuit, and the control circuit is used for controlling the motor to drive the second annular cutter to rotate clockwise or anticlockwise according to the control signal.
In one embodiment, the signal transmitter is a knob signal transmitter, and the rotation direction of the knob signal transmitter is used for adjusting the rotation direction of the second ring cutter.
In one embodiment, the rotation adjustment mechanism includes a first pull cord and a second pull cord; a first fixing block and a second fixing block are arranged at one end, far away from the rotation center of the second ring cutter, of the second ring cutter; the first fixing block is arranged on one side, close to the first cutting ring, of the second cutting ring, and is connected with the first traction rope, and the first traction rope is used for pulling the second cutting ring to rotate in the direction close to the first cutting ring; the second fixing block is arranged on one side, far away from the first cutting ring, of the second cutting ring and connected with a second traction rope, and the second traction rope is used for pulling the second cutting ring to rotate in the direction far away from the first cutting ring; the first traction rope and the second traction rope extend towards the handle.
In one embodiment, the high branch cutting ring further comprises a first positioning sleeve and a second positioning sleeve; the first positioning sleeve is arranged on the supporting rod or the fixed seat, the first positioning sleeve is arranged on one side of the second cutting ring which rotates towards the direction close to the first cutting ring, and the first traction rope penetrates through the first positioning sleeve; the second positioning sleeve is arranged on the supporting rod or the fixing seat, the second positioning sleeve is arranged on one side, rotating in the direction away from the first cutting ring, of the second cutting ring, and the second traction rope penetrates through the second positioning sleeve.
In one embodiment, the first positioning sleeves are multiple, a plurality of first positioning sleeves are arranged on the supporting rod at intervals, and the first traction rope penetrates through the first positioning sleeves; the second positioning sleeves are arranged in a plurality of spaced arrangement on the supporting rod, and the second traction rope penetrates through the second positioning sleeves.
In one embodiment, a first balancing weight is arranged at one end, close to the handle, of the first traction rope; and a second balancing weight is arranged at one end of the second traction rope, which is close to the handle.
In one embodiment, the turning angle between the first cutting ring and the second cutting ring ranges from 80 degrees to 100 degrees; the angle range of the rotation adjusting mechanism driving the second cutting ring to rotate is 160-200 degrees.
In one embodiment, the fixing seat is provided with a rope sleeve, the rope sleeve is aligned with the end opening of the supporting rod, and the pull rope passes through the rope sleeve.
In one embodiment, the fixing seat is rotatably connected with the supporting rod, and the rotating angle of the fixing seat ranges from 160 degrees to 200 degrees.
The utility model has the advantages as follows:
because a fixed seat is arranged at one end of the supporting rod, the second cutting ring is rotationally connected to the fixed seat, the first cutting ring is rotationally connected with the second cutting ring, and the handle is used for pulling the first cutting ring to move towards the second cutting ring through the pull rope, a worker can clamp and cut fruit branches without using a ladder; and because the rotation adjusting mechanism is connected with the second annular cutter, the rotation adjusting mechanism is used for controlling the second annular cutter to rotate clockwise and anticlockwise relative to the fixed seat, thereby realizing complete girdling of fruit branches and practically solving the problem that the existing girdling cutter must be matched with a ladder for use.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a first embodiment of the high branch cutting knife of the present invention;
FIG. 2 is a schematic view of the clamped state of FIG. 1;
FIG. 3 is a schematic view of the second ring cutter of FIG. 2 in a counterclockwise rotational position;
FIG. 4 is a schematic view of the second ring cutter of FIG. 2 in a clockwise rotation;
FIG. 5 is a schematic structural view of a second embodiment of the high branch cutting ring of the present invention;
FIG. 6 is a schematic structural view of a fourth embodiment of the high branch cutting ring of the present invention;
FIG. 7 is a schematic view of the second ring cutter of FIG. 6 in a counterclockwise rotational position;
FIG. 8 is a schematic view of the second ring cutter of FIG. 6 in a clockwise rotation;
FIG. 9 is a schematic structural view of a fifth embodiment of the high branch cutting ring of the present invention;
FIG. 10 is a schematic structural view of a sixth embodiment of the high branch cutting ring of the present invention;
FIG. 11 is a schematic structural view of a seventh embodiment of the high branch cutting ring of the present invention;
fig. 12 is a schematic structural view of an eighth embodiment of the high branch cutting knife of the present invention.
The reference numbers are as follows:
10. a support bar; 11. a fixed seat; 12. a handle; 13. rope sleeves; 14. a rotating shaft;
21. a first cutting ring; 211. an epitaxial block; 22. a second cutting ring; 221. a first fixed block; 222. a second fixed block;
30. pulling a rope;
41. a signal transmitter;
51. a first pulling rope; 52. a second pulling rope;
61. a first weight block; 62. a second counterweight block;
71. a first positioning sleeve; 72. and a second positioning sleeve.
Detailed Description
The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
A first embodiment of the high branch girdling knife is shown in fig. 1 to 4, and comprises a support rod 10, a first girdling knife 21, a second girdling knife 22, a pull rope 30 and a rotation adjusting mechanism; the support rod 10 is of a hollow structure, one end of the support rod 10 is provided with a fixed seat 11, and the other end, opposite to the support rod 10, of the support rod 10 is provided with a handle 12; the first cutting ring 21 is rotatably connected with the second cutting ring 22, the first cutting ring 21 and the second cutting ring 22 can perform clutch motion, an extending block 211 is arranged on the first cutting ring 21, the extending block 211 extends in a direction away from the concave position of the first cutting ring 21, the extending block 211 is connected with one end of a pull rope 30, the other end of the pull rope 30 penetrates through the support rod 10 to be connected with a handle 12, and the handle 12 is used for pulling the first cutting ring 21 to move to the second cutting ring 22 through the pull rope 30; the second annular cutter 22 is rotatably connected to the fixed seat 11; the rotation adjustment mechanism includes a signal transmitter 41, a control circuit (not shown), and a motor (not shown); the signal transmitter 41 is arranged on the handle 12; the control circuit is electrically connected with the motor, the motor is arranged on the fixed seat 11, and an output shaft of the motor is connected with the rotating center of the second annular cutter 22; the signal transmitter 41 is configured to transmit a control signal to the control circuit, and the control circuit is configured to control the motor to drive the second cutting ring 22 to rotate clockwise or counterclockwise according to the control signal.
Firstly, in order to facilitate the high-position girdling, the length of the supporting rod 10 is ensured to be enough, so that the length of the supporting rod 10 can be set to be 1.5-2 m, and the high-position girdling requirement of most fruit trees is met.
Secondly, the shapes of the first cutting ring 21 and the second cutting ring 22 are both approximately arc-shaped, and at this time, the first cutting ring 21 is arranged on the left side, and the second cutting ring 22 is arranged on the right side, so that when the second cutting ring 22 is kept in an immovable state, as long as the first cutting ring 21 rotates clockwise, the first cutting ring 21 can turn to the second cutting ring 22, and the fruit tree can be girdled by reducing the distance between the first cutting ring 21 and the second cutting ring 22.
In addition, the signal transmitter 41 of this embodiment is provided on the handle 12 for the purpose of facilitating the operation of the worker, but the position where the signal transmitter 41 is provided is not exclusive, and the signal transmitter 41 may be provided at the end of the handle 12 or the support bar 10 adjacent to the handle 12, because the operation by the worker is also facilitated as long as the signal transmitter 41 is close to the handle 12; moreover, in order to improve the intuitiveness of the rotation control of the second ring cutter 22, the signal transmitter 41 may be a knob signal transmitter 41, the rotation direction of the knob signal transmitter 41 is used for adjusting the rotation direction of the second ring cutter 22, for example, when the knob signal transmitter 41 rotates clockwise, the second ring cutter 22 is controlled to rotate clockwise, and when the knob signal transmitter 41 rotates counterclockwise, the second ring cutter 22 is controlled to rotate counterclockwise, so that the worker can better control the second ring cutter 22 to rotate.
Furthermore, in this embodiment, the control circuit is also disposed inside the fixing base 11, the control circuit is connected with the signal transmitter 41 by a wire, and the connecting wire between the control circuit and the signal transmitter is collected inside the supporting rod 10; however, this arrangement is not exclusive, the control circuit may be disposed inside the support bar 10 or even the handle 12, and the control circuit and the signal transmitter 41 may not necessarily be connected by wire, but may also be transmitted by wireless signal, so as to achieve the purpose of signal transmission.
As shown in fig. 2, when the fruit tree pruning device is applied, the fruit tree branches are surrounded by the first cutting ring 21 and the second cutting ring 22, then the handle 12 is gripped, the handle 12 drives the pull rope 30 to move downwards, so that the first cutting ring 21 is pulled to rotate clockwise, and since the motor does not drive the second cutting ring 22 to rotate at the moment, the fruit tree branches can be clamped and cut by the first cutting ring 21 and the second cutting ring 22 after the first cutting ring 21 rotates clockwise; as shown in fig. 3 and 4, the signal transmitter 41 is then used to start the motor to drive the second ring cutter 22 to rotate clockwise and counterclockwise, so as to complete the girdling operation of the fruit branches.
It should be pointed out that, because the handle 12 is held by the operator, the operator can intuitively feel whether the first cutting ring 21 and the second cutting ring 22 cut into the wood layer inside the fruit branch, that is, when the applied force is increased, the branch cortex is cut into the wood layer, at this time, the operator can ensure that the high branch cutting ring can still clamp the fruit branch in the rotating process of the second cutting ring 22 as long as the operator keeps holding or properly adjusting the force and rotates the second cutting ring 22, that is, the fruit branch can be girdled without using a ladder, and the problem existing in the use process of the existing cutting ring is practically solved.
Of course, in order to ensure that fruit branches with different sizes can be girdled, the turning angle range between the first cutting ring 21 and the second cutting ring 22 is preferably set to be 80-100 degrees, and if the turning angle range between the first cutting ring 21 and the second cutting ring 22 is 90 degrees, the fruit branch girdling requirements of various sizes can be met.
Similarly, in order to ensure complete circumferential girdling of the fruit branches, the rotation adjusting mechanism can be preferably arranged to drive the second cutting ring 22 to rotate within an angle range of 160-200 °, and if the rotation adjusting mechanism drives the second cutting ring 22 to rotate within an angle range of 180 °, complete girdling of 360 ° of the fruit branches can be ensured.
It should be noted that, since the second cutting ring 22 rotates in a large range, the pulling rope 30 is likely to abut against the end of the supporting rod 10, thereby affecting the smoothness of pulling the pulling rope 30.
In order to solve the problem, the utility model provides a second embodiment of pole pruning cutter, as shown in fig. 5, be equipped with the fag end 13 on the fixing base 11, the fag end opening of fag end 13 and bracing piece 10 is aimed at, stay cord 30 passes fag end 13, the inside of fag end 13 is hollow straight tube structure this moment, the size of cavity straight tube structure and the size phase-match of stay cord 30, so fag end 13 can produce the guide effect to stay cord 30, avoid stay cord 30 and bracing piece 10's port direct contact, thereby the smoothness nature of stay cord 30 pulling has been improved.
The third embodiment of the high branch girdling knife is basically the same as the second embodiment, and is different in that a torsional spring is arranged at the rotating connection position of the first girdling knife 21 and the second girdling knife 22 and used for keeping the first girdling knife 21 and the second girdling knife 22 in a separated state; that is, when the worker does not apply force to the handle 12, the first ring knife 21 and the second ring knife 22 are kept in a separated state, so that the worker can surround and girdling fruit branches by using the first ring knife 21 and the second ring knife 22 conveniently.
A fourth embodiment of the high branch girdling knife is shown in fig. 6 to 8, which is substantially identical to the third embodiment of the high branch girdling knife, except that the rotation adjusting mechanism includes a first pulling rope 51 and a second pulling rope 52; one end of the second annular cutter 22, which is far away from the rotation center of the second annular cutter, is provided with a first fixing block 221 and a second fixing block 222; the first fixing block 221 is arranged on one side of the second cutting ring 22 close to the first cutting ring 21, the first fixing block 221 is connected with the first pulling rope 51, and the first pulling rope 51 is used for pulling the second cutting ring 22 to rotate in the direction close to the first cutting ring 21; the second fixing block 222 is arranged on one side of the second cutting ring 22 away from the first cutting ring 21, the second fixing block 222 is connected with the second pulling rope 52, and the second pulling rope 52 is used for pulling the second cutting ring 22 to rotate in a direction away from the first cutting ring 21; the first pulling rope 51 and the second pulling rope 52 are both extended toward the handle 12.
As shown in fig. 7, when the worker pulls down the first pulling rope 51, the second ring cutter 22 will rotate counterclockwise, as shown in fig. 8, when the worker pulls down the second pulling rope 52, the second ring cutter 22 will rotate clockwise, that is, the worker can manually control the rotation direction and the rotation amplitude of the second ring cutter 22, so as to meet the requirements of more use occasions.
The fifth embodiment of the high branch cutting ring is shown in fig. 9, which is substantially identical to the fourth embodiment of the high branch cutting ring, except that a first weight 61 is provided at an end of the first pulling rope 51 near the handle 12; the end of the second pull cord 52 adjacent the handle 12 is provided with a second weight 62.
Therefore, when the high branch girdling operation is performed, the first balancing weight 61 will automatically pull the first pulling rope 51 to droop, and the second balancing weight 62 will automatically drive the second pulling rope 52 to droop, so that the first pulling rope 51 and the second pulling rope 52 are prevented from floating randomly, and the situation that the first pulling rope 51 and the second pulling rope 52 are wound on fruit branches is prevented.
A sixth embodiment of the high branch cutting ring is shown in fig. 10, which is substantially identical to the fifth embodiment of the high branch cutting ring, except that the high branch cutting ring further comprises a first positioning sleeve 71 and a second positioning sleeve 72; the first positioning sleeve 71 is arranged on the fixed seat 11, the first positioning sleeve 71 is arranged on one side of the second cutting ring 22 which rotates towards the direction close to the first cutting ring 21, and the first pulling rope 51 penetrates through the first positioning sleeve 71; the second positioning sleeve 72 is disposed on the support rod 10, the second positioning sleeve 72 is disposed on a side of the second cutting ring 22 that rotates away from the first cutting ring 21, and the second pulling rope 52 passes through the second positioning sleeve 72.
At this time, the inside of the first positioning sleeve 71 has a hollow straight pipe structure, and the size of the hollow straight pipe structure is matched with that of the first pulling rope 51, so that the first positioning sleeve 71 can guide the first pulling rope 51, the first pulling rope 51 is prevented from being wound with the first cutting ring 21 and the second cutting ring 22, and meanwhile, the pulling smoothness of the first pulling rope 51 is also improved.
Similarly, at this time, the inside of the second positioning sleeve 72 has a hollow straight tube structure, and the size of the hollow straight tube structure matches with the size of the second pulling rope 52, so the second positioning sleeve 72 can guide the second pulling rope 52, thereby preventing the second pulling rope 52 from being wound around the first cutting ring 21 and the second cutting ring 22, and improving the pulling smoothness of the second pulling rope 52.
Of course, the first positioning sleeve 71 is not limited to be disposed on the fixing base 11, and the first positioning sleeve 71 may be disposed on the supporting rod 10 or the fixing base 11; similarly, the second positioning sleeve 72 is not limited to be disposed on the supporting rod 10, and the second positioning sleeve 72 may also be disposed on the supporting rod 10 or the fixing base 11; that is, in the case of satisfying the above-described effect, the designer can adjust the setting positions of the first and second position sleeves 71 and 72 as needed.
A seventh embodiment of the high branch cutting knife is shown in fig. 11, which is substantially identical to the sixth embodiment of the high branch cutting knife, except that the first positioning sleeve 71 is provided in plurality, a plurality of first positioning sleeves 71 are arranged on the support rod 10 at intervals, and the first pulling rope 51 passes through the plurality of first positioning sleeves 71; the second positioning sleeve 72 is provided in plural, and a plurality of second positioning sleeves 72 are arranged on the support rod 10 at intervals, and the second pulling string 52 passes through the plurality of second positioning sleeves 72.
Namely, the first positioning sleeve 71 guides the first traction rope 51 in a long distance, and the second positioning sleeve 72 guides the second traction rope 52 in a long distance, so that the phenomenon of high-altitude suspension of the first traction rope 51 and the second traction rope 52 is thoroughly avoided, and the control stability of the first traction rope 51 and the second traction rope 52 is further improved.
The eighth embodiment of the high branch girdling knife is shown in fig. 12, which is basically the same as the seventh embodiment of the high branch girdling knife, except that the fixed seat 11 is rotatably connected with the supporting rod 10, the rotating angle range of the fixed seat 11 is 160-200 degrees, and especially, the rotating angle range of the fixed seat 11 is 180 degrees, which has better effect.
For example, in this embodiment, the fixed seat 11 is rotatably connected to the support rod 10 through the rotating shaft 14, so that in the direction shown in fig. 12, the fixed seat 11 can drive the first ring cutter 21 and the second ring cutter 22 to rotate in the direction of the paper surface or out of the paper surface, that is, the first ring cutter 21 and the second ring cutter 22 can rotate at an angle of 160 ° to 200 ° in two mutually perpendicular planes, and even if fruit branches grow horizontally or vertically, the high branch ring cutter can be used for ring cutting operation, thereby greatly improving the application range of the high branch ring cutter.
For example, when the fruit branches grow vertically, the fixing base 11 can be rotated to make the fixing base 11 and the supporting rod 10 approximately in a mutually perpendicular state, so that the first ring cutter 21 and the second ring cutter 22 can perform ring cutting on the fruit branches in the horizontal direction; similarly, if the fruit branches grow transversely, the fixing base 11 can be rotated to make the fixing base 11 and the supporting rod 10 be approximately arranged in the same straight direction, so as to facilitate the first ring cutter 21 and the second ring cutter 22 to perform ring cutting on the fruit branches in the vertical direction.
Of course, the angle adjustment mode between the fixing base 11 and the supporting rod 10 is not unique, for example, a motor may be used to control the rotation angle of the fixing base 11, or the fixing base 11 and the supporting rod 10 may be connected in a damping rotation manner to realize manual angle adjustment and fixation of the fixing base 11, and a technician may select the angle adjustment mode according to specific requirements.
Furthermore, the solution of the rotatable connection between the fixing base 11 and the supporting rod 10 is not limited to the seventh embodiment, and the structure may be changed to the solution of the first embodiment, so that the corresponding advantages can be obtained.
To sum up, for realizing that rotation adjustment mechanism is to the rotation control of second cutting ring 22, can adopt automatic control mode, also can adopt manual control, rotation adjustment mechanism's the mode of setting is not only promptly, as long as rotation adjustment mechanism is connected with second cutting ring 22, rotation adjustment mechanism is used for controlling second cutting ring 22 and carries out clockwise and anticlockwise rotation for fixing base 11, just can realize the complete girdling of branches of tall trees girdling sword to the fruit branch, the designer only need carry out the adaptation adjustment alright to rotation adjustment mechanism according to this direction.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. A high branch girdling knife, which is characterized in that,
comprises a supporting rod, a first cutting ring, a second cutting ring, a pull rope and a rotation adjusting mechanism;
the supporting rod is of a hollow structure, a fixed seat is arranged at one end of the supporting rod, and a handle is arranged at the other end, opposite to the supporting rod, of the supporting rod;
the first cutting ring is rotatably connected with the second cutting ring, clutch motion can be performed between the first cutting ring and the second cutting ring, an extension block is arranged on the first cutting ring, the extension block extends in a direction away from a concave position of the first cutting ring, the extension block is connected with one end of the pull rope, the other end of the pull rope penetrates through the support rod to be connected with the handle, and the handle is used for pulling the first cutting ring to move to the second cutting ring through the pull rope;
the second ring cutter is rotatably connected to the fixed seat, the rotation adjusting mechanism is connected with the second ring cutter, and the rotation adjusting mechanism is used for controlling the second ring cutter to rotate clockwise and anticlockwise relative to the fixed seat.
2. The high branch girth cutter according to claim 1,
the rotation adjusting mechanism comprises a signal transmitter, a control circuit and a motor;
the signal transmitter is arranged at one end of the handle or the supporting rod adjacent to the handle;
the control circuit is electrically connected with the motor, the motor is arranged on the fixed seat, and an output shaft of the motor is connected with the rotating center of the second annular cutter;
the signal transmitter is used for transmitting a control signal to the control circuit, and the control circuit is used for controlling the motor to drive the second annular cutter to rotate clockwise or anticlockwise according to the control signal.
3. The pole pruning girth cutting knife of claim 2, wherein the signal transmitter is a knob signal transmitter, and the rotation direction of the knob signal transmitter is used for adjusting the rotation direction of the second cutting ring.
4. The high branch girth cutter according to claim 1,
the rotation adjusting mechanism comprises a first traction rope and a second traction rope;
a first fixing block and a second fixing block are arranged at one end, far away from the rotation center of the second ring cutter, of the second ring cutter;
the first fixing block is arranged on one side, close to the first cutting ring, of the second cutting ring, and is connected with the first traction rope, and the first traction rope is used for pulling the second cutting ring to rotate in the direction close to the first cutting ring;
the second fixing block is arranged on one side, far away from the first cutting ring, of the second cutting ring and connected with a second traction rope, and the second traction rope is used for pulling the second cutting ring to rotate in the direction far away from the first cutting ring;
the first traction rope and the second traction rope extend towards the handle.
5. The high branch girth cutter according to claim 4,
the high branch girdling knife also comprises a first positioning sleeve and a second positioning sleeve;
the first positioning sleeve is arranged on the supporting rod or the fixed seat, the first positioning sleeve is arranged on one side of the second cutting ring which rotates towards the direction close to the first cutting ring, and the first traction rope penetrates through the first positioning sleeve;
the second positioning sleeve is arranged on the supporting rod or the fixing seat, the second positioning sleeve is arranged on one side, rotating in the direction away from the first cutting ring, of the second cutting ring, and the second traction rope penetrates through the second positioning sleeve.
6. The high branch girth cutter according to claim 5,
the first positioning sleeves are arranged on the supporting rod at intervals, and the first traction ropes penetrate through the first positioning sleeves;
the second positioning sleeves are arranged in a plurality of spaced arrangement on the supporting rod, and the second traction rope penetrates through the second positioning sleeves.
7. The high branch girth cutter according to claim 4,
a first balancing weight is arranged at one end, close to the handle, of the first traction rope;
and a second balancing weight is arranged at one end of the second traction rope, which is close to the handle.
8. The high branch girth cutter according to claim 1,
the rotating angle between the first cutting ring and the second cutting ring ranges from 80 degrees to 100 degrees;
the angle range of the rotation adjusting mechanism driving the second cutting ring to rotate is 160-200 degrees.
9. The pole pruning cutter of claim 1, wherein a rope loop is provided on the fixing seat, the rope loop is aligned with the end opening of the supporting rod, and the pulling rope passes through the rope loop.
10. The pole pruning cutter according to claim 1, wherein the fixing base is rotatably connected to the supporting rod, and the rotating angle of the fixing base ranges from 160 ° to 200 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020873062.4U CN212306207U (en) | 2020-05-21 | 2020-05-21 | Lopper girdling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020873062.4U CN212306207U (en) | 2020-05-21 | 2020-05-21 | Lopper girdling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212306207U true CN212306207U (en) | 2021-01-08 |
Family
ID=74022340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020873062.4U Active CN212306207U (en) | 2020-05-21 | 2020-05-21 | Lopper girdling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212306207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512812A (en) * | 2020-05-21 | 2020-08-11 | 广东省农业科学院果树研究所 | Lopper girdling cutter |
-
2020
- 2020-05-21 CN CN202020873062.4U patent/CN212306207U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512812A (en) * | 2020-05-21 | 2020-08-11 | 广东省农业科学院果树研究所 | Lopper girdling cutter |
| CN111512812B (en) * | 2020-05-21 | 2024-05-17 | 广东省农业科学院果树研究所 | High branch girdling knife |
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