CN214282189U

CN214282189U - Mowing device adaptive to terrain change

Info

Publication number: CN214282189U
Application number: CN202022239905.8U
Authority: CN
Inventors: 陈金燕
Original assignee: Individual
Current assignee: Zhong'an Power Investment And Construction Group Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-09-28
Anticipated expiration: 2030-10-10

Abstract

The utility model relates to a technical field is pruned to the vegetation, and a grass cutting device that adaptation topography changes is disclosed, which comprises a base, the lower surface of base and the top fixed connection of one-level lifter, the inner chamber activity of one-level lifter has cup jointed the second grade lifter, the inner chamber activity of second grade lifter has cup jointed tertiary lifter, the lower extreme of tertiary lifter and the upper end fixed connection of bulb rod end joint bearing. This grass cutting device that adaptation topography changed passes through the cooperation setting between one-level lifter, second grade lifter and the tertiary lifter, can realize high automatically regulated, has avoided the condition that can't effectively mow because of the restriction of height, simultaneously through the cooperation setting between one-level swinging arms, second grade swinging arms and the bulb rod end joint bearing, can realize mowing blade angle automatically regulated, has solved the limitation of current grass cutting device angle of mowing to the adaptability of topography has been improved.

Description

Mowing device adaptive to terrain change

Technical Field

The utility model relates to a technical field is pruned to the vegetation, specifically is a grass cutting device that adaptation topography changes.

Background

The mower is a mechanical tool for trimming lawns and vegetations, is mainly applied to aspects such as garden decoration trimming, grassland greening trimming, landscape spot greening, field weeding and the like, can also be used for trimming aspects such as vegetation in agriculture, forestry and animal husbandry fields, and has certain limitation when mowing at rural village and rural areas, on the ground and on mountainous regions, and the main reason is that the terrain is uneven.

In the weeding process, the existing mower can be used only on relatively flat terrain, and in some uneven terrain, missed cutting or even secondary mowing is needed due to the fact that the height of the existing mower and the angle of a blade cannot be adjusted, manpower is wasted, and therefore the existing mower is improved, and the mowing device adaptive to terrain change is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a grass cutting device that adaptation topography changed possesses automatic adaptation topography and changes and repaiies, avoids leaking the advantage of cutting, has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: a mowing device adapting to terrain change comprises a base, wherein the lower surface of the base is fixedly connected with the top of a first-level lifting rod, a second-level lifting rod is movably sleeved in an inner cavity of the first-level lifting rod, a third-level lifting rod is movably sleeved in an inner cavity of the second-level lifting rod, the lower end of the third-level lifting rod is fixedly connected with the upper end of a ball head rod end joint bearing, the periphery of the lower part of the outer side of the third-level lifting rod is fixedly connected with the outer side of a first-level swinging rod through a metal rod, a second-level swinging rod is movably sleeved in an inner cavity of the first-level swinging rod, the lower end of the second-level swinging rod and the lower end of the ball head rod end joint bearing are fixedly connected with the upper surface of a loading shell, a motor is fixedly installed in the inner cavity of the loading shell, the output end of the motor is fixedly connected with the upper surface of an upper fixed disc, the middle part of the upper surface of the upper fixed disc is fixedly connected with the middle part of the upper surface of a mowing blade through a bolt, the middle of the lower surface of the mowing blade is fixedly connected with the middle of the upper surface of the lower fixing disc through bolts, and the middle of the lower surface of the lower fixing disc is fixedly connected with the caster wheel support of the universal wheel.

Preferably, the first-stage lifting rod and the second-stage lifting rod are of square structures, the upper portion of the third-stage lifting rod is of a square structure, and the lower portion of the third-stage lifting rod is of a cylindrical structure.

Preferably, the top of the inner cavity of the second-level lifting rod is in transmission connection with the top end of the third-level lifting rod through a spring.

Preferably, the primary oscillating rod and the secondary oscillating rod are of cylindrical structures bent inwards, and the top end of the secondary oscillating rod is of a protruding structure for limiting the rod body to leave the inner cavity of the primary oscillating rod.

Preferably, the secondary oscillating rod performs pendulum motion around the ball-head rod end joint bearing.

Preferably, the ball head rod end joint bearing is composed of a ball head rod and a ball shell rod, and the ball head rod is movably sleeved in an inner cavity of the ball shell rod.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a cooperation setting between one-level lifter, second grade lifter and the tertiary lifter can realize high automatically regulated, has avoided the condition that can't effectively mow because of the restriction of height, sets up through the cooperation between one-level swinging arms, second grade swinging arms and the bulb rod end joint bearing simultaneously, can realize mowing blade angle automatically regulated, has solved the limitation of current grass cutting device angle of mowing to the adaptability of grass cutting device to the topography has been improved.

2. The utility model discloses a fixing disk lower surface mid-mounting universal wheel down can make the grass cutting blade during operation leave sunken topography along with the gos forward of machine that hangs, has avoided the collision at grass cutting blade and sunken topography edge, damages the blade.

Drawings

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

FIG. 2 is a perspective view of the present invention;

fig. 3 is a schematic view of the installation position of the base of the present invention.

In the figure: 1. a base; 2. a primary lifter; 3. a secondary lifting rod; 4. a third-stage lifting rod; 5. a primary oscillating lever; 6. a secondary swing lever; 7. a ball head rod end joint bearing; 8. a weight housing; 9. a motor; 10. an upper fixed disc; 11. a mowing blade; 12. a lower fixed disc; 13. a universal wheel.

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. 1-3, a mowing device adapting to terrain change comprises a base 1, wherein the lower surface of the base 1 is fixedly connected with the top of a first-stage lifting rod 2, a second-stage lifting rod 3 is movably sleeved in an inner cavity of the first-stage lifting rod 2, a third-stage lifting rod 4 is movably sleeved in an inner cavity of the second-stage lifting rod 3, the lower end of the third-stage lifting rod 4 is fixedly connected with the upper end of a ball head rod end joint bearing 7, the periphery of the lower portion of the outer side of the third-stage lifting rod 4 is fixedly connected with the outer side of a first-stage swinging rod 5 through a metal rod, a second-stage swinging rod 6 is movably sleeved in an inner cavity of the first-stage swinging rod 5, the lower end of the second-stage swinging rod 6 and the lower end of the ball head rod end joint bearing 7 are fixedly connected with the upper surface of a load-bearing shell 8, a motor 9 is fixedly installed in the inner cavity of the load-bearing shell 8, the output end of the motor 9 is fixedly connected with the upper surface of an upper fixing disc 10, the middle portion of the upper surface of the upper fixing disc 10 is fixedly connected with the middle portion of the upper surface of a mowing blade 11 through a bolt, the middle part of the lower surface of the mowing blade 11 is fixedly connected with the middle part of the upper surface of the lower fixing disc 12 through bolts, the middle part of the lower surface of the lower fixing disc 12 is fixedly connected with the caster bracket of the universal wheel 13, so that the mowing blade 11 only drives the caster bracket of the universal wheel 13 to rotate when rotating, the caster bracket of the universal wheel 13 is in transmission connection with the caster bearing through the caster shaft, and the caster bearing and the caster wheel are fixedly connected through the fixing frame, so that the wheel is in contact with the ground and cannot rotate along with the rotation of the caster bracket.

Wherein, one-level lifter 2, second grade lifter 3 are square structure, and the upper portion of tertiary lifter 4 is square structure, and the lower part is the cylinder structure, makes the structure more stable, avoids second grade lifter 3 and tertiary lifter 4 to take place to rotate along with mowing the rotation of blade 11.

Wherein, the top of the inner chamber of the second-level lifting rod 3 is connected with the top end of the third-level lifting rod 4 through the spring in a transmission way, and the device can slightly adjust the height through the third-level lifting rod 4 to the spring acting force along with the change of the terrain through the easy-deformation property of the spring.

Wherein, one-level swinging arms 5 and second grade swinging arms 6 are the cylinder structure of incurving, and the top of second grade swinging arms 6 is the protruding structure that a restriction body of rod left 5 inner chambers of one-level swinging arms, has restricted second grade swinging arms 6's movement distance, has avoided second grade swinging arms 6 to break away from 5 inner chambers of one-level swinging arms' danger.

The secondary swing rod 6 performs pendulum motion around the ball head rod end joint bearing 7 to drive the mowing blade 11 to swing, so that the mowing blade 11 can adjust the angle and better adapt to terrain slope change.

The ball head rod end joint bearing 7 is composed of a ball head rod and a ball shell rod, the ball head rod is movably sleeved in an inner cavity of the ball shell rod, and the ball head rod does local circular motion along with the motion of the secondary oscillating rod 6, so that the angle adjustment of the mowing blade 11 is more convenient.

The working principle is as follows: when the device is used, firstly, the upper surface of the base 1 of the device is fixedly installed at the front bottom of a suspension machine, secondly, the motor 9 is turned on to drive the mowing blade 11 to start working, then the suspension machine starts to advance, if a concave terrain is met, the second-level lifting rod 3 and the third-level lifting rod 4 start to fall, the mowing blade 11 automatically falls to a proper height, then the first-level swinging rod 5, the second-level swinging rod 6 and the ball head rod end joint bearing 7 start to work, the second-level swinging rod 6 performs pendulum motion around the ball head rod end joint bearing 7 to enable the mowing blade 11 to automatically adapt to the terrain gradient, and finally, when the mowing blade is about to the edge of the concave terrain, the second-level lifting rod 3 and the third-level lifting rod 4 start to rise and rise to a proper position to enable the mowing blade 11 to be separated from the concave terrain.

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. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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. A mowing device adapted to terrain changes, comprising a base (1), characterized in that: the lower surface of the base (1) is fixedly connected with the top of the one-level lifting rod (2), the inner cavity of the one-level lifting rod (2) is movably sleeved with the second-level lifting rod (3), the inner cavity of the second-level lifting rod (3) is movably sleeved with the third-level lifting rod (4), the lower end of the third-level lifting rod (4) is fixedly connected with the upper end of the ball head rod end joint bearing (7), the outer lower part of the third-level lifting rod (4) is fixedly connected with the outer side of the one-level swinging rod (5) through a metal rod, the inner cavity of the one-level swinging rod (5) is movably sleeved with the second-level swinging rod (6), the lower end of the second-level swinging rod (6) and the lower end of the ball head rod end joint bearing (7) are fixedly connected with the upper surface of the heavy burden shell (8), the inner cavity of the heavy burden shell (8) is fixedly provided with the motor (9), the output end of the motor (9) is fixedly connected with the upper surface of the upper fixed disk (10), the middle part of the upper surface of the upper fixing disc (10) is fixedly connected with the middle part of the upper surface of the mowing blade (11) through a bolt, the middle part of the lower surface of the mowing blade (11) is fixedly connected with the middle part of the upper surface of the lower fixing disc (12) through a bolt, and the middle part of the lower surface of the lower fixing disc (12) is fixedly connected with a caster bracket of the universal wheel (13).

2. A terrain-altering, lawn mowing device as defined in claim 1, wherein: the first-level lifting rod (2) and the second-level lifting rod (3) are of square structures, the upper portion of the third-level lifting rod (4) is of a square structure, and the lower portion of the third-level lifting rod is of a cylindrical structure.

3. A terrain-altering, lawn mowing device as defined in claim 1, wherein: the top of the inner cavity of the second-level lifting rod (3) is in transmission connection with the top end of the third-level lifting rod (4) through a spring.

4. A terrain-altering, lawn mowing device as defined in claim 1, wherein: the first-stage swing rod (5) and the second-stage swing rod (6) are of cylinder structures bent inwards, and the top end of the second-stage swing rod (6) is of a protruding structure for limiting the rod body to leave the inner cavity of the first-stage swing rod (5).

5. A terrain-altering, lawn mowing device as defined in claim 1, wherein: the secondary oscillating rod (6) does pendulum motion around the ball head rod end joint bearing (7).

6. A terrain-altering, lawn mowing device as defined in claim 1, wherein: the ball head rod end joint bearing (7) consists of a ball head rod and a ball shell rod, and the ball head rod is movably sleeved in an inner cavity of the ball shell rod.