CN216567231U

CN216567231U - Pruning device for forestry engineering

Info

Publication number: CN216567231U
Application number: CN202220137574.3U
Authority: CN
Inventors: 崔如海
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-05-24
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a pruning device for forestry engineering, which relates to the technical field of forestry engineering, and comprises a grab handle, wherein when the device is used, branches and trunks of low trees can be easily pruned by means of an electric telescopic rod, the length of the device can be changed by stretching a first extension rod, a second extension rod and a third extension rod, so that a shearing assembly has the capability of pruning branches and trunks with higher positions, the application range of the device is increased, three extension rods can be stored again after the device is used, the device is convenient to carry about, different cutters can be opposite to a shearing seat by adjusting a rotating shaft, namely, the cutter is in a shearing using state, the rotating shaft can be adjusted again after the cutter is blunted, so that the next sharp cutter is assembled at a shearing position, therefore, in a working interval, the shearing work can be continuously carried out under the condition of not changing the cutter, and the working efficiency is improved, in addition, the cutter can be detached and polished one by one, and the next trimming operation is facilitated.

Description

Pruning device for forestry engineering

Technical Field

The utility model relates to a forestry engineering technical field specifically is a trimming means for forestry engineering.

Background

Forestry engineering refers to the activities of applying various engineering techniques to forest resource cultivation, development and utilization and forest product processing on the principle of efficient utilization and sustainable development of forest resources. The forestry engineering comprises forest area planning, forest cultivation and forest protection, forest exploitation, wooden product design and processing, exploitation equipment design and manufacturing, wooden product processing equipment design and manufacturing, forest area fire prevention technology and equipment and the like.

However, after the existing trimming device works for a long time, the cutting edge of the trimming device becomes dull, the force applied during trimming is increased, the speed of trimming is reduced, trimming operation is usually carried out outdoors, the cutting edge cannot be replaced or polished in time, in addition, the length of the existing trimming device cannot be adjusted, only trees at a lower position can be trimmed, and the working range is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a trimming means for forestry engineering has solved present trimming means and has pruned for a long time and make the cutting edge dull easily, has increased the dynamics of applying of the work of pruning, has reduced the speed of pruning work and can't in time polish to the cutting edge and trimming means length can't be adjusted, only can prune the trees of low department, has reduced working range's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a pruning device for forestry engineering comprises a grab handle, a switch is fixedly arranged above the front side of the grab handle, and the top of the grab handle is fixedly provided with a first extension rod, a first sliding groove is arranged inside the top end of the first extension rod, a second extension rod is arranged inside the first sliding groove in a sliding manner, a second sliding groove is arranged in the top end of the second extension rod, a third extension rod is arranged in the second sliding groove in a sliding manner, the first extension rod and the second extension rod and the third extension rod are fixedly connected through a limiting pin, a fixed seat is fixedly arranged at the top end of the third extension rod, a driving groove is arranged on one side of the top of the fixed seat, and the fixed shearing subassembly that is provided with of top opposite side of fixing base, the left side wall of drive groove rotates and is provided with electric telescopic handle, electric telescopic handle's top and electric telescopic handle rotate through the pivot and are connected.

The utility model discloses a cutting assembly, including the protective housing, cut the subassembly and include protective housing and shearing seat, the fixed foot that rotates in bottom of protective housing, the fixed roating seat that is provided with in bottom of shearing seat, it rotates through pivot and roating seat to rotate the foot and is connected, a plurality of screw holes have all been seted up to the both sides wall of protective housing, and the inside of screw hole all is through fastening bolt fixedly connected with mounting disc, two the inside of mounting disc rotates jointly and is connected with the axis of rotation, the outer wall fixed welding of axis of rotation has a plurality of cutters, every first locating hole has all been seted up to the outer wall of cutter, the second locating hole has been seted up to the outer wall both sides of protective housing.

Furthermore, the outer wall of the grab handle is fixedly provided with an anti-skidding sleeve, and the bottom end of the grab handle is provided with a charging port.

Furthermore, a plurality of limiting holes are formed in the front faces of the first extension rod, the second extension rod and the third extension rod, and the inner diameter of each limiting hole is matched with the outer diameter of the corresponding limiting pin.

Furthermore, a battery cavity is formed in the fixing seat, a lithium battery is fixedly arranged in the battery cavity, and the lithium battery is connected with the electric telescopic rod through a wire.

Furthermore, a plurality of through holes are formed in the outer wall of the mounting disc, the inner diameters of the through holes and the threaded holes are matched with the outer diameter of the shearing assembly, and the through holes correspond to the threaded holes one to one in position.

Further, the cutter passes through positioning bolt and protective housing fixed connection.

Advantageous effects

The utility model provides a trimming means for forestry engineering. Compared with the prior art, the method has the following beneficial effects:

1. a pruning device for forestry engineering comprises a grab handle, a switch is fixedly arranged above the front side of the grab handle, a first extension rod is fixedly arranged at the top of the grab handle, a first sliding groove is formed in the top end of the first extension rod, a second extension rod is arranged in the first sliding groove in a sliding manner, a second sliding groove is formed in the top end of the second extension rod, a third extension rod is arranged in the second sliding groove in a sliding manner, the first extension rod and the second extension rod are fixedly connected with each other through limiting pins, a fixing seat is fixedly arranged at the top end of the third extension rod, a driving groove is formed in one side of the top of the fixing seat, a shearing assembly is fixedly arranged on the other side of the top of the fixing seat, an electric telescopic rod is rotatably arranged on the left side wall of the driving groove, the top end of the electric telescopic rod is rotatably connected with the electric telescopic rod through a rotating shaft, when the pruning device is used, branches and branches of low trees can be easily pruned through the electric telescopic rod, the length of the device can be changed by stretching the first extension rod, the second extension rod and the third extension rod, so that the shearing assembly has the capability of pruning the branches with higher positions, the application range of the device is increased, the three extension rods can be stored again after the use is finished, and the device is convenient to carry about.

2. A pruning device for forestry engineering, a shearing assembly comprises a protective shell and a shearing seat, a rotating foot is fixedly arranged at the bottom of the protective shell, a rotating seat is fixedly arranged at the bottom of the shearing seat, the rotating foot is rotatably connected with the rotating seat through a rotating shaft, a plurality of threaded holes are respectively formed in two side walls of the protective shell, mounting discs are fixedly connected with the insides of the threaded holes through fastening bolts, rotating shafts are jointly and rotatably connected with the insides of the two mounting discs, a plurality of cutters are fixedly welded on the outer wall of each rotating shaft, a first positioning hole is formed in the outer wall of each cutter, second positioning holes are formed in two sides of the outer wall of the protective shell, the shearing assembly can enable different cutters to be opposite to the shearing seat by adjusting the rotating shaft, namely the cutters are in a shearing use state, the rotating shaft can be adjusted again after the cutters become blunt, so that the next sharp cutter is assembled at a shearing position, therefore, in a working interval, can continuously carry out shearing work under the condition of not changing the cutter, improve work efficiency, in addition, after a pruning work, can dismantle the cutter and polish one by one, make things convenient for pruning work next time.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the storage state of the present invention;

FIG. 2 is a structural diagram of the present invention in an expanded state;

FIG. 3 is a schematic diagram of the exploded perspective structure of the shear assembly of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the assembled state of the cutter and the protective shell.

In the figure: 1. a handle; 2. a switch; 3. a first extension pole; 4. a second extension pole; 5. a third extension pole; 6. a spacing pin; 7. a fixed seat; 8. a drive slot; 9. a shear assembly; 901. a protective shell; 902. a shearing seat; 903. a rotating base; 904. a rotating foot; 905. fastening a bolt; 906. mounting a disc; 907. a rotating shaft; 908. a cutter; 909. a first positioning hole; 910. a second positioning hole; 911. positioning the bolt; 10. an electric telescopic rod.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pruning device for forestry engineering comprises a grab handle 1, a switch 2 is fixedly arranged above the front side of the grab handle 1, a first extension rod 3 is fixedly arranged at the top of the grab handle 1, a first sliding groove is formed in the top end of the first extension rod 3, a second extension rod 4 is arranged in the first sliding groove in a sliding manner, a second sliding groove is formed in the top end of the second extension rod 4, a third extension rod 5 is arranged in the second sliding groove in a sliding manner, the first extension rod 3 and the second extension rod 4 as well as the second extension rod 4 and the third extension rod 5 are fixedly connected through a limiting pin 6, a fixing seat 7 is fixedly arranged at the top end of the third extension rod 5, a driving groove 8 is formed in one side of the top of the fixing seat 7, a shearing component 9 is fixedly arranged on the other side of the top of the fixing seat 7, an electric telescopic rod 10 is rotatably arranged on the left side wall of the driving groove 8, the top end of the electric telescopic rod 10 is rotatably connected with the electric telescopic rod 10 through a rotating shaft, the shearing assembly 9 comprises a protective shell 901 and a shearing seat 902, a rotating foot 904 is fixedly arranged at the bottom of the protective shell 901, a rotating seat 903 is fixedly arranged at the bottom of the shearing seat 902, the rotating foot 904 is rotatably connected with the rotating seat 903 through a rotating shaft, a plurality of threaded holes are respectively formed in two side walls of the protective shell 901, mounting discs 906 are respectively and fixedly connected in the threaded holes through fastening bolts 905, rotating shafts 907 are jointly and rotatably connected in the two mounting discs 906, a plurality of cutters 908 are fixedly welded on the outer walls of the rotating shafts 907, a first positioning hole 909 is formed in the outer wall of each cutter 908, second positioning holes 910 are formed in two sides of the outer wall of the protective shell 901, an anti-slip sleeve is fixedly arranged on the outer wall of the grab handle 1, a charging port is formed in the bottom end of the grab handle 1, a plurality of limiting holes are formed in the front surfaces of a first extension rod 3, a second extension rod 4 and a third extension rod 5, and the inner diameter of the limiting holes is matched with the outer diameter of a limiting pin 6, the battery cavity has been seted up to fixing base 7's inside, and the inside in battery cavity is fixed and is provided with the lithium cell, and the lithium cell is connected through the wire with electric telescopic handle 10, and a plurality of through-holes have been seted up to the outer wall of mounting disc 906, the through-hole all with the external diameter looks adaptation of shearing subassembly 9 with the internal diameter of screw hole, and the position one-to-one of through-hole and screw hole, cutter 908 pass through positioning bolt 911 and protecting crust 901 fixed connection.

When the tree pruning machine is used for pruning branches of trees with lower positions, the hand-held grab handle 1 presses the switch 2, the electric telescopic rod 10 pulls the rotating foot 904 to rotate around the rotating seat 903, the protective shell 901 is far away from the shearing seat 902, so that a certain gap is formed between the cutting knife and the shearing seat 902, the branches to be pruned are sleeved in the gap by moving the grab handle 1, then the switch 2 is pressed again, the electric telescopic rod 10 pushes the rotating foot 904 to rotate, the cutting knife 908 and the shearing seat 902 are matched with each other to shear the branches, when trees with higher positions need to be pruned, the first extension rod 3, the second extension rod 4 and the third extension rod 5 can be pulled out to increase the length of the grab handle 1, the positions of the three extension rods are limited by the limiting pin 6, the shearing operation is the same as the flow, after the cutting edge 908 of the cutting knife is blunt, the positioning bolt 911 is removed, and the rotating shaft 907 is rotated to enable the next sharp cutting knife 908 to be in the shearing position, the second positioning hole 910 is inserted into the first positioning hole 909 and the second positioning hole 910 on the cutter 908 and the protective shell 901 again, the cutter 908 is fixed in position, after one cutting task is finished, the fastening bolt 905 can be detached, the cutter 908 can be detached and ground uniformly, and the next cutting work is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a trimming means for forestry engineering, includes grab handle (1), its characterized in that: a switch (2) is fixedly arranged above the front side of the grab handle (1), a first extension rod (3) is fixedly arranged at the top of the grab handle (1), a first sliding groove is formed in the top end of the first extension rod (3), a second extension rod (4) is arranged in the first sliding groove in a sliding manner, a second sliding groove is formed in the top end of the second extension rod (4), a third extension rod (5) is arranged in the second sliding groove in a sliding manner, the first extension rod (3), the second extension rod (4) and the third extension rod (5) are fixedly connected through a limiting pin (6), a fixing seat (7) is fixedly arranged at the top end of the third extension rod (5), a driving groove (8) is formed in one side of the top of the fixing seat (7), and a shearing assembly (9) is fixedly arranged on the other side of the top of the fixing seat (7), an electric telescopic rod (10) is rotatably arranged on the left side wall of the driving groove (8), and the top end of the electric telescopic rod (10) is rotatably connected with the electric telescopic rod (10) through a rotating shaft;

the shearing assembly (9) comprises a protective shell (901) and a shearing seat (902), wherein a rotating pin (904) is fixedly arranged at the bottom of the protective shell (901), a rotating seat (903) is fixedly arranged at the bottom of the shearing seat (902), the rotating pin (904) is rotatably connected with the rotating seat (903) through a rotating shaft, a plurality of threaded holes are formed in two side walls of the protective shell (901), a mounting disc (906) is fixedly connected with the inside of each threaded hole through a fastening bolt (905), two rotating shafts (907) are rotatably connected with the inside of the mounting disc (906) together, a plurality of cutters (908) are fixedly welded on the outer wall of each cutter (908), a first positioning hole (909) is formed in the outer wall of each cutter (908), and second positioning holes (910) are formed in two sides of the outer wall of the protective shell (901).

2. The pruning device for the forestry engineering according to claim 1, wherein: the outer wall of the grab handle (1) is fixedly provided with an anti-slip sleeve, and the bottom end of the grab handle (1) is provided with a charging port.

3. The pruning device for the forestry engineering according to claim 1, wherein: a plurality of limiting holes are formed in the front faces of the first extension rod (3), the second extension rod (4) and the third extension rod (5), and the inner diameter of each limiting hole is matched with the outer diameter of the limiting pin (6).

4. The pruning device for the forestry engineering according to claim 1, wherein: a battery cavity is formed in the fixing seat (7), a lithium battery is fixedly arranged in the battery cavity, and the lithium battery is connected with the electric telescopic rod (10) through a lead.

5. The pruning device for the forestry engineering according to claim 1, wherein: a plurality of through holes are formed in the outer wall of the mounting disc (906), the inner diameters of the through holes and the threaded holes are matched with the outer diameter of the shearing assembly (9), and the through holes correspond to the threaded holes one to one in position.

6. The pruning device for the forestry engineering according to claim 1, wherein: the cutting knife (908) is fixedly connected with the protective shell (901) through a positioning bolt (911).