CN211745523U

CN211745523U - Forestry trees trimming machine telescopic link device

Info

Publication number: CN211745523U
Application number: CN202020119579.4U
Authority: CN
Inventors: 吴高昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-27
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a forestry trees trimming machine telescopic link device, including the flexible body of rod and the installation cover body, the flexible body of rod includes handle end, first flexible end and the flexible end of second, the handle end is located first flexible end outer wall surface, the flexible end of second is located the inside top of first flexible end, the inside rotation threaded rod that is provided with of first flexible end, rotation threaded rod outer wall surface has the rotation thread bush through threaded connection, and the rotation threaded rod links to each other with the flexible end of second through rotating the thread bush, rotation threaded rod outer wall both ends fixedly connected with sliding block, the utility model relates to a trimming machine technical field. This forestry trees trimming machine telescopic link device can make forestry trees trimming machine telescopic link device's flexible work simple and convenient more, swift, can effectively reduce the human vibrations and uncomfortable sense that produce when holding and use telescopic link device to prune simultaneously, promotes telescopic link device's comfort level.

Description

Forestry trees trimming machine telescopic link device

Technical Field

The utility model relates to a trimming machine technical field specifically is a forestry trees trimming machine telescopic link device.

Background

The trimmer is a mechanical tool for trimming lawn and vegetation, and is composed of cutter head, engine, walking wheels, walking mechanism, blades, handrail and control unit. The agricultural machinery is developed, the working efficiency is improved, and the agricultural production efficiency is improved, so that the agricultural machinery is an important tool of the mower serving as an agricultural production in the agricultural kingdom, and has the most direct influence on the yield of crops.

Generally, forestry tree pruning machines driven by a power device have high working efficiency, but have large volume and high cost, so most forestry trees are generally pruned by adopting a handheld pruning machine, the conventional handheld pruning machine is very inconvenient to adjust a telescopic rod device when in use, and strong discomfort is generally generated when the telescopic rod device is held by a hand due to the vibration generated by a pruning machine during pruning.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a forestry trees trimming machine telescopic link device has solved the very inconvenient and uncomfortable problem of producing easily when using of regulation of current hand-held type trimming machine's telescopic link device.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a telescopic rod device of a forestry tree pruning machine comprises a telescopic rod body and an installation cover body, wherein the telescopic rod body comprises a handle end, a first telescopic end and a second telescopic end, the handle end is positioned on the outer wall surface of the first telescopic end, the second telescopic end is positioned above the inner part of the first telescopic end, a rotary threaded rod is arranged in the first telescopic end, the outer wall surface of the rotary threaded rod is connected with a rotary threaded sleeve through threads, the rotary threaded rod is connected with the second telescopic end through the rotary threaded sleeve, sliding blocks are fixedly connected with two ends of the outer wall of the rotary threaded rod, a first gear is arranged at the bottom end of the outer wall of the rotary threaded rod through a bolt, a second gear is meshed and connected with one side of the first gear, a damping rotating shaft is fixedly connected with one end of the second gear, which is far away from the first gear, and the other end of the damping rotating shaft penetrates through, the one end fixedly connected with turning handle that the second gear was kept away from to the damping axis of rotation, the installation cover internally mounted has the pruning motor, and the installation cover links to each other with the pruning motor through damping device, damping device includes damping spring, side damping spring, mounting panel and buffer board, it is located the mounting panel top to go up damping spring, the buffer board is located mounting panel both sides

Preferably, the outer wall of the rotating handle is provided with a protective device, the protective device comprises a frame body and a cover plate, and the frame body is connected with the cover plate through magnetic attraction.

Preferably, the first telescopic end and the second telescopic end are both hollow.

Preferably, the upper end and the bottom end of the rotary threaded rod are connected with the first telescopic end through bearings.

Preferably, the telescopic rod body is connected with the mounting cover body through a rotating shaft, and two ends of the rotating shaft are both connected with adjusting nuts through threads.

Preferably, the sliding grooves matched with the sliding blocks are formed in two sides of the inner wall of the first telescopic end.

Advantageous effects

The utility model provides a forestry trees trimming machine telescopic link device. The method has the following beneficial effects:

(1) the telescopic rod device of the forestry tree pruning machine is characterized in that the first telescopic end, the second telescopic end, the rotary threaded rod, the rotary threaded sleeve, the sliding block, the first gear, the second gear, the damping rotary shaft and the rotating handle are arranged and matched with each other, the rotary threaded rod is rotated by the rotating handle, and the rotary threaded rod drives the rotary threaded sleeve and the sliding block to move, so that the second telescopic end can freely extend and retract, and the telescopic rod device of the forestry tree pruning machine is simpler, more convenient and faster to extend and retract; through being provided with protector at the turning handle outer wall for link to each other through magnetism between protector's the framework and the apron, can protect the turning handle, prevent that external unexpected collision from causing the unexpected pivoted problem of turning handle, promote telescopic link device's stability.

(2) (2), this forestry trees trimming machine telescopic link device, through at the internal mounting of installation cover there is damping device for the pruning motor passes through damping device and links to each other with the installation cover body, uses through the cooperation between damping device's last damping spring, side damping spring, mounting panel and the buffer board, can effectively reduce the human body and hold the vibrations and uncomfortable sense that produce when using telescopic link device to prune, promotes telescopic link device's comfort level.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the overall structure of the present invention;

FIG. 3 is a schematic view of the protective device of the present invention;

FIG. 4 is a schematic view of the structure of the mounting cover of the present invention;

fig. 5 is a top view of the overall structure of the present invention.

In the figure: 1. a telescopic rod body; 2. installing a cover body; 3. a handle end; 4. a first telescoping end; 5. a second telescopic end; 6. rotating the threaded sleeve; 7. a slider; 8. a first gear; 9. a second gear; 10. a damping rotating shaft; 11. a handle is rotated; 12. a trimming motor; 13. a damping device; 14. an upper damping spring; 15. a lateral damping spring; 16. mounting a plate; 17. a buffer plate; 18. a guard; 19. a frame body; 20. a cover plate; 21. a rotating shaft; 22. adjusting the nut; 23. the threaded rod is rotated.

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. 1-5, the present invention provides a technical solution: a telescopic rod device of a forestry tree pruning machine comprises a telescopic rod body 1 and an installation cover body 2, wherein the telescopic rod body 1 comprises a handle end 3, a first telescopic end 4 and a second telescopic end 5, the handle end 3 is positioned on the outer wall surface of the first telescopic end 4, the second telescopic end 5 is positioned above the inner part of the first telescopic end 4, a rotary threaded rod 23 is arranged in the first telescopic end 4, the outer wall surface of the rotary threaded rod 23 is connected with a rotary threaded sleeve 6 through threads, the rotary threaded rod 23 is connected with the second telescopic end 5 through the rotary threaded sleeve 6, two ends of the outer wall of the rotary threaded rod 23 are fixedly connected with sliding blocks 7, the bottom end of the outer wall of the rotary threaded rod 23 is provided with a first gear 8 through a bolt, one side of the first gear 8 is connected with a second gear 9 in a meshing manner, one end of the second gear 9, far away from the first gear 8, is fixedly connected with a damping rotating shaft 10, and the other end, the end of the damping rotating shaft 10 far away from the second gear 9 is fixedly connected with a rotating handle 11, which can enable the second telescopic end to freely extend and retract, so that the telescopic rod device of the forestry tree pruning machine can more simply, conveniently and quickly extend and retract, a pruning motor 12 is arranged in the installation cover body 2, the installation cover body 2 is connected with the pruning motor 12 through a damping device 13, the damping device 13 comprises an upper damping spring 14, a side damping spring 15, an installation plate 16 and a buffer plate 17, the upper damping spring 14 is arranged above the installation plate 16, the buffer plate 17 is arranged at two sides of the installation plate 16, which can effectively reduce the vibration and discomfort generated when a human body holds the telescopic rod device for pruning, and improve the comfort level of the telescopic rod device, the outer wall of the rotating handle 11 is provided with a protection device 18, the protection device 18 comprises a frame body 19 and a cover plate 20, the frame body, can protect turning handle 11, prevent that external unexpected collision from causing the unexpected pivoted problem of turning handle 11, promote telescopic link device's stability, first flexible end 4 and the flexible end of second 5 are hollow structure's first flexible end and the flexible end of second, 23 upper ends of rotary threaded rod and bottom all link to each other with first flexible end 4 through the bearing, link to each other through axis of rotation 21 between the flexible body of rod 1 and the installation cover body 2, axis of rotation 21 both ends all have adjusting nut 22 through threaded connection, can conveniently adjust telescopic link device's angle, promote telescopic link device's whole performance, the spout with 7 looks adaptations of sliding block is seted up to 4 inner wall both sides of first flexible end, can make telescopic link device more stable when carrying out flexible regulation.

During operation, the cover plate 20 of the protection device 18 is opened, the frame body 19 is separated from the cover plate 20, the rotating handle 11 inside the protection device 18 is rotated, the rotating handle 11 rotates to drive the damping rotating shaft 10 to rotate, the damping rotating shaft 10 rotates to drive the second gear 9 to rotate, the second gear 9 rotates to drive the first gear 8 to rotate, the first gear 8 rotates to drive the rotating threaded rod 23 to rotate, the rotating threaded rod 23 rotates to drive the rotating threaded sleeve 6 and the sliding block 7 to move, so that the second telescopic end 5 can freely extend and retract, after the length adjustment is finished, the frame body 19 and the cover plate 20 are closed again through magnetic attraction, the telescopic rod body 1 is connected with the installation cover body 2 through the rotating shaft 21, the angle of the telescopic rod device can be conveniently adjusted through adjusting nuts 22 at the two ends of the rotating shaft 21, and the shock absorption device 13 is installed inside the installation cover body 2, the trimming motor 12 is connected with the mounting cover body 2 through the damping device 13, vibration generated by the trimming motor 12 during trimming can be effectively relieved through the cooperation among the upper damping spring 14, the side damping spring 15, the mounting plate 16 and the buffer plate 17, and discomfort generated when a human body is held by a hand and the telescopic rod device is used for trimming is reduced.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 forestry trees trimming machine telescopic link device, includes the flexible body of rod (1) and installs the cover body (2), its characterized in that: the telescopic rod body (1) comprises a handle end (3), a first telescopic end (4) and a second telescopic end (5), wherein the handle end (3) is positioned on the surface of the outer wall of the first telescopic end (4), the second telescopic end (5) is positioned above the inner part of the first telescopic end (4), a rotating threaded rod (23) is arranged inside the first telescopic end (4), the surface of the outer wall of the rotating threaded rod (23) is connected with a rotating threaded sleeve (6) through threads, the rotating threaded rod (23) is connected with the second telescopic end (5) through the rotating threaded sleeve (6), sliding blocks (7) are fixedly connected with two ends of the outer wall of the rotating threaded rod (23), a first gear (8) is installed at the bottom end of the outer wall of the rotating threaded rod (23) through a bolt, a second gear (9) is meshed with one side of the first gear (8), and a damping rotating shaft (10) is fixedly connected with one end, far away from the first gear (8), of the second, and damping axis of rotation (10) other end runs through first flexible end (4) and extends to first flexible end (4) outer wall one side, the one end fixedly connected with turning handle (11) of second gear (9) are kept away from in damping axis of rotation (10), the installation cover body (2) internally mounted has pruning motor (12), and the installation cover body (2) links to each other with pruning motor (12) through damping device (13), damping device (13) include damping spring (14), side damping spring (15), mounting panel (16) and buffer board (17), it is located mounting panel (16) top to go up damping spring (14), buffer board (17) are located mounting panel (16) both sides.

2. The telescopic rod device of the forestry tree pruning machine according to claim 1, wherein: the outer wall of the rotating handle (11) is provided with a protective device (18), the protective device (18) comprises a frame body (19) and a cover plate (20), and the frame body (19) is connected with the cover plate (20) through magnetic attraction.

3. The telescopic rod device of the forestry tree pruning machine according to claim 1, wherein: the first telescopic end (4) and the second telescopic end (5) are both hollow.

4. The telescopic rod device of the forestry tree pruning machine according to claim 1, wherein: the upper end and the bottom end of the rotary threaded rod (23) are connected with the first telescopic end (4) through bearings.

5. The telescopic rod device of the forestry tree pruning machine according to claim 1, wherein: the telescopic rod body (1) is connected with the mounting cover body (2) through a rotating shaft (21), and both ends of the rotating shaft (21) are connected with adjusting nuts (22) through threads.

6. The telescopic rod device of the forestry tree pruning machine according to claim 1, wherein: the sliding grooves matched with the sliding blocks (7) are formed in two sides of the inner wall of the first telescopic end (4).