CN212013691U

CN212013691U - Branch trimmer

Info

Publication number: CN212013691U
Application number: CN202020047838.7U
Authority: CN
Inventors: 任道波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-11-27
Anticipated expiration: 2030-01-10

Abstract

A branch trimmer comprising: two mounting brackets which are connected left and right in the circumferential direction; the climbing crawler is arranged on the mounting frames and driven by a ramjet engine which is fixedly arranged on the corresponding mounting frame; the two pruning mechanisms are respectively arranged at the upper ends of the two mounting frames; and the wheel type clasping mechanisms are respectively arranged on one side, back to one side, of the two mounting frames, each wheel type clasping mechanism is provided with a supporting wheel, and the supporting wheels clasp the trunk of the tree to be trimmed from the front side and the back side respectively with the climbing crawler belts. The utility model discloses a branch trimming machine can carry out the pruning operation to straight tall and big trees through climbing track, wheeled cohesion mechanism and purpose-built pruning mechanism, and can adapt to the trunk of different diameters.

Description

Branch trimmer

Technical Field

The utility model relates to a forestry equips technical field, concretely relates to branch trimming machine.

Background

As the population increases, the demand for paper also increases. A large increase in the amount of paper is necessary to cut a large number of trees, which nowadays are often favored by fellers. Nowadays, the pruning efficiency of the lateral branches of the trees in reality is low, and the trees waste time and labor. A large amount of labor cost is required. And the potential safety hazard of workers exists in the process of trimming.

Some branch trimmers have appeared in China, but most have disadvantages, such as poor adaptability, i.e., the inability to trim trees of different diameters. The pruning machine on the market is mainly long electric saw, needs the workman to step on the ladder and climbs tall and high trees and prune, has certain limitation on the space of pruning.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a branch trimming machine makes it carry out the branch pruning to straight tall and big trees.

The utility model provides a technical scheme that technical problem adopted is: a branch trimmer, comprising: two mounting brackets which are connected left and right in the circumferential direction; the climbing crawler is arranged on the mounting frames and driven by a ramjet engine which is fixedly arranged on the corresponding mounting frame; the two pruning mechanisms are respectively arranged at the upper ends of the two mounting frames; and the wheel type clasping mechanisms are respectively arranged on one side, back to one side, of the two mounting frames, each wheel type clasping mechanism is provided with a supporting wheel, and the supporting wheels clasp the trunk of the tree to be trimmed from the front side and the back side respectively with the climbing crawler belts.

Preferably, a handle is further fixed on the mounting rack.

Preferably, the mounting rack on the left side protrudes towards the right to form two first arc-shaped plates arranged at intervals up and down, the mounting rack on the right side correspondingly protrudes towards the left to form two second arc-shaped plates arranged at intervals up and down, and the first arc-shaped plates and the second arc-shaped plates are arranged concentrically; a plurality of long holes which are spaced up and down and extend circumferentially are correspondingly formed in the first arc-shaped plate and the second arc-shaped plate; and after the plurality of tension bolts penetrate through the corresponding long holes outwards along the radial direction, the first arc-shaped plate and the second arc-shaped plate are locked by a tightening nut.

Preferably, the slot hole department of second arc still integrated into one piece has the reinforcing boss, the via hole has been seted up on the reinforcing boss, tensioning bolt wears to establish corresponding via hole.

Preferably, the pruning mechanism comprises a fixed frame, and the lower end of the fixed frame is connected with the upper end of the corresponding mounting frame; two arc-shaped lower cutters are symmetrically arranged at the upper part of the fixed frame, and an arc-shaped upper cutter is fixed at the center of the top of the fixed frame; the circumferential width of the upper cutter is greater than that of the fixing frame; the horizontal plane projection of the upper cutter is partially overlapped with the horizontal plane projections of the two lower cutters in the circumferential direction.

Preferably, a vertical rotating shaft is fixed at one end of the lower cutter and is rotatably arranged on the fixed frame; two angle adjusting motors are fixed on the fixing frame and are in transmission connection with the vertical rotating shafts of the two lower cutters.

Preferably, the wheel type clasping mechanism comprises a fixed seat, a hydraulic cylinder, a support arm, a connecting rod, a wheel seat and the support wheel; the hydraulic cylinder, the support arm and the connecting rod are horizontally arranged, and the axial direction of the support wheel is horizontally arranged; the fixed seats are fixed on the corresponding mounting frames; the support arm is horizontally arranged, one end of the support arm is fixed on the fixed seat, and the other end of the support arm is hinged to the middle part of the connecting rod; the cylinder body of the hydraulic cylinder is hinged to the fixed seat, and the piston rod of the hydraulic cylinder is hinged to one end of the connecting rod; the other end of the connecting rod is fixedly connected with the wheel seat; the supporting wheel is rotatably arranged on the wheel seat.

The utility model discloses a branch trimming machine can carry out the pruning operation to straight tall and big trees through climbing track, wheeled cohesion mechanism and purpose-built pruning mechanism, and can adapt to the trunk of different diameters.

Drawings

FIG. 1 is a schematic structural view of a branch trimmer according to a preferred embodiment of the present invention;

fig. 2 is a schematic structural view of a pruning mechanism according to a preferred embodiment of the present invention;

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1-2 in combination.

The utility model discloses a branch trimmer, it includes two mounting brackets 1 of connecting about upwards in week. The first grip 13 and the second grip 14 are fixed to the radial outer side of the mounting frame 1.

The mounting frame 1 is provided with a climbing crawler belt 11. The climbing crawler 11 is driven by a ramjet 12, and the ramjet 12 is fixedly arranged on the corresponding mounting frame 1 to provide climbing and descending power for the branch trimmer.

One side of each of the two mounting frames 1, which faces away from the other side, is provided with a wheel type clasping mechanism 2. The wheel type clasping mechanism 2 comprises a fixed seat 21, a hydraulic cylinder 22, a support arm 23, a connecting rod 24, a wheel seat 25 and a support wheel 26. The hydraulic cylinder 22, the arm 23, and the link 24 are horizontally disposed, and the support wheel 26 is axially horizontally disposed.

The fixing seats 21 are fixed on the corresponding mounting frames 1. The support arm 23 is horizontally arranged, and one end of the support arm 23 is fixed on the fixed seat 21, and the other end of the support arm 23 is hinged to the middle part of the connecting rod 24. The cylinder body of the hydraulic cylinder 22 is hinged on the fixed seat 21, and the piston rod of the hydraulic cylinder 22 is hinged on one end of the connecting rod 24. The other end of the connecting rod 24 is fixedly connected with the wheel seat 25. The support wheel 26 is rotatably provided on the wheel base 25. The supporting wheels 26 and the climbing crawler 11 respectively embrace the trunk of the tree to be pruned from the front and the back sides, and then climb down on the trunk.

The upper end of each mounting frame 1 is provided with a pruning mechanism 3. The pruning mechanism 3 comprises a fixing frame 32, and the lower end of the fixing frame 32 is connected with the upper end of the corresponding mounting frame 1. The upper portion of the holder 32 is symmetrically provided with two arc-shaped lower cutters 34. An upper cutter 37 having an arc shape is fixed to the center of the top of the holder 32. The circumferential width of the upper cutter 37 is greater than that of the holder 32. The horizontal projections of the upper cutters 37 and the horizontal projections of the two lower cutters 34 partially overlap in the circumferential direction.

A vertical rotating shaft 38 is fixed at one end of the lower cutter 34, and the vertical rotating shaft 38 is rotatably arranged on the fixed frame 32. Two angle adjusting motors 33 are fixed on the fixing frame 32. The angle adjusting motor 33 is vertically arranged, and a first gear 35 is fixed on a motor shaft of the angle adjusting motor. A second gear 39 is fixed to the vertical shaft 38. A third gear 36 meshes with the first gear 35 and the second gear 39, respectively. The third gear 36 is rotatably provided on a gear carrier 36a, and the gear carrier 36a is fixed to the fixed frame 32. Like this, the angle adjustment motor 33 can adjust the angle of opening and shutting of two lower cutters 34, can carry out the front branch operation to the trees of different diameter trunks.

Wherein the lower cutters 34 on the opposite sides of the two pruning mechanisms 3 are staggered in the vertical direction.

In other embodiments, it is preferable that the circumferential distance between the two upper mounting frames 1 is adjustable, specifically, the left mounting frame 1 protrudes to the right to form two first arc-shaped plates 15 arranged at intervals up and down, and the right mounting frame 1 correspondingly protrudes to the left to form two second arc-shaped plates 16 arranged at intervals up and down. The two first arc-shaped plates 15 and the two second arc-shaped plates 16 are arranged concentrically. A plurality of long holes 15a which are spaced up and down and extend circumferentially are correspondingly formed on the first arc-shaped plate 15 and the second arc-shaped plate 16. A plurality of tie bolts 17 are inserted through the corresponding elongated holes 15a radially outward, and then a tightening nut 18 is used to lock the first arc-shaped plate 15 and the second arc-shaped plate 16.

Preferably, the slot 15a of the second arc-shaped plate 16 is further integrally formed with a reinforcing boss 16a, the reinforcing boss 16a is provided with a through hole, and the tension bolt 17 penetrates through the corresponding through hole.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A branch trimmer, comprising:

two mounting frames (1) which are connected left and right in the circumferential direction;

the climbing crawler (11) is arranged on the mounting frame (1), the climbing crawler (11) is driven by a ramjet (12), and the ramjet (12) is fixedly arranged on the corresponding mounting frame (1);

two pruning mechanisms (3) respectively arranged at the upper ends of the two mounting frames (1);

and the wheel type clasping mechanisms (2) are respectively arranged on one side, back to the two mounting racks (1), of each wheel type clasping mechanism (2) are provided with a supporting wheel (26), and the supporting wheels (26) and the climbing tracks (11) clasp the trunks of trees to be trimmed and sheared on the two sides in front and back respectively.

2. The branch trimmer according to claim 1, characterized in that a handle is also fixed to the mounting frame (1).

3. The branch trimmer according to claim 1, wherein the mounting frame (1) on the left side protrudes towards the right to form two first arc-shaped plates (15) arranged at intervals up and down, the mounting frame (1) on the right side protrudes towards the left correspondingly to form two second arc-shaped plates (16) arranged at intervals up and down, and the first arc-shaped plates (15) and the second arc-shaped plates (16) are arranged concentrically; a plurality of long holes (15a) which are spaced up and down and extend circumferentially are correspondingly formed in the first arc-shaped plate (15) and the second arc-shaped plate (16); a plurality of tension bolts (17) penetrate through corresponding long holes (15a) outwards along the radial direction, and then the first arc-shaped plate (15) and the second arc-shaped plate (16) are locked by a tightening nut (18).

4. The branch pruning machine according to claim 3, wherein a reinforcing boss (16a) is integrally formed at the slot (15a) of the second arc-shaped plate (16), a through hole is formed on the reinforcing boss (16a), and the tension bolt (17) is inserted through the corresponding through hole.

5. The branch trimmer according to claim 1, characterized in that the pruning mechanism (3) comprises a fixed frame (32), the lower end of the fixed frame (32) being connected to the upper end of the corresponding mounting frame (1); two arc-shaped lower cutters (34) are symmetrically arranged at the upper part of the fixed frame (32), and an arc-shaped upper cutter (37) is fixed at the center of the top of the fixed frame (32); the circumferential width of the upper cutter (37) is greater than that of the fixing frame (32); the horizontal plane projection of the upper cutter (37) is partially overlapped with the horizontal plane projections of the two lower cutters (34) in the circumferential direction.

6. The branch trimmer according to claim 5, wherein a vertical rotating shaft (38) is fixed to one end of the lower cutting blade (34), the vertical rotating shaft (38) being rotatably arranged on the fixed frame (32); two angle adjusting motors (33) are fixed on the fixing frame (32), and the two angle adjusting motors (33) are in transmission connection with vertical rotating shafts (38) of the two lower cutters (34).

7. The branch trimmer according to claim 1, wherein the wheel clasping mechanism (2) comprises a fixed seat (21), a hydraulic cylinder (22), an arm (23), a connecting rod (24), a wheel seat (25) and the support wheel (26); the hydraulic cylinder (22), the support arm (23) and the connecting rod (24) are horizontally arranged, and the support wheel (26) is axially and horizontally arranged; the fixed seats (21) are fixed on the corresponding mounting frames (1); the support arm (23) is horizontally arranged, one end of the support arm is fixed on the fixed seat (21), and the other end of the support arm is hinged to the middle part of the connecting rod (24); the cylinder body of the hydraulic cylinder (22) is hinged to the fixed seat (21), and the piston rod of the hydraulic cylinder (22) is hinged to one end of the connecting rod (24); the other end of the connecting rod (24) is fixedly connected with the wheel seat (25); the supporting wheel (26) is rotatably arranged on the wheel seat (25).