CN211458034U

CN211458034U - Rotating mechanism and mower with same

Info

Publication number: CN211458034U
Application number: CN201921388442.2U
Authority: CN
Inventors: 王武; 尹旭敏; 李勋兰; 魏召新; 杨海键; 韩国辉; 洪林; 杨蕾
Original assignee: Chongqing Academy of Agricultural Sciences
Current assignee: Chongqing Academy of Agricultural Sciences
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-09-11
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a rotary mechanism and have this rotary mechanism's lawn mower, rotary mechanism are used for supporting the cutting system of fixed lawn mower, mainly include chassis, hanging wall, slide rail, the slide rail is installed on the chassis, the hanging wall is rotatably installed on the slide rail, hanging wall center side department is provided with a gag lever post, periodically be provided with the draw-in groove on the slide rail, still include two jump rings, two jump ring detachably joints are in the draw-in groove for cooperate the gag lever post to restrict its rotation angle scope at the rotatory in-process of hanging wall. The utility model relates to a rotary mechanism increases to between wheel skeleton and the lawn mower driving system, falls into the part of independent activity with wheel skeleton and lawn mower for solve the front end inflexible problem of mowing. During mowing operation, when the upper half mower carries out rotating arc-shaped mowing operation, the power system of the mower and the straight rod cannot collide with the wheels, and the wheels basically keep moving forward in a straight direction.

Description

Rotating mechanism and mower with same

Technical Field

The utility model relates to an agricultural weeding technical field especially relates to rotary mechanism and have this rotary mechanism's lawn mower.

Background

The invention relates to a method for improving agricultural production efficiency, which is an important tool of a mower as an agricultural production in the agricultural kingdom and has the most direct influence on the yield of crops. Lawn mowers (also known as Lawn mowers), which are mechanical tools used for trimming lawns, vegetation, and the like, are classified into diesel engines and gasoline engines. The device consists of a cutter head, an engine, a traveling wheel, a traveling mechanism, a blade, a handrail, a controller and the like. The output speed of the blade is greatly increased by utilizing the high-speed rotation of the engine, the operation time of weeders is saved, and a large amount of manpower resources are reduced. In the countries with advanced development of animal husbandry mechanization, the research on novel mowers is developing towards high speed and energy conservation.

At present, mowers divide by advancing: intelligent semi-automatic type dragging type, rear pushing type (hand pushing), riding type and tractor suspension type. The hand-pushed portable multifunctional mower with two strokes and four strokes is structurally characterized in that the mower is directly fixed on a wheel framework, and in the working process of the mower, two wheels are used as supporting points, and a pushing handle is swung to control a front mowing blade to mow in a sector mode. The front end of the mower is provided with a rotary mechanism, and the rotary mechanism is arranged between the wheel frame and the cutting system of the mower, so that the wheel frame and the mower are divided into independent movable parts to solve the problem of the front end of the mower that mowing is not flexible.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide rotary mechanism and have this rotary mechanism's lawn mower.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a rotary mechanism for support the cutting system of fixed lawn mower, includes chassis, hanging wall, slide rail, the slide rail is installed on the chassis, the hanging wall is rotatably installed on the slide rail, hanging wall center side department is provided with a gag lever post, the periodic draw-in groove that is provided with on the slide rail, still include two jump rings, two jump rings detachably joint are in the draw-in groove for cooperate the gag lever post to restrict its rotation angle scope at the rotatory in-process of hanging wall.

As a preferred technical scheme, the clamp spring is formed by connecting a clamp shaft and a clamp block, wherein the clamp shaft is used for limiting the rotation of the upper disc, and the clamp block is used for clamping in the clamp groove.

As the preferred technical scheme, the included angle between every two clamping grooves is 20 degrees.

The utility model provides a lawn mower with rotary mechanism as above, include the axletree, install wheel, handle, the cutting system at the axletree both ends, the chassis pass through the support with axletree fixed connection, fixed mounting has on the hanging wall cutting system, the hanging wall highly be higher than the high at least 5cm of wheel, cutting system includes power supply, transmission shaft, blade disc, the output shaft of power supply passes through the transmission shaft and connects the blade disc for drive the blade disc is rotatory, the handle pass through bearing bracket with the hanging wall is connected.

Preferably, the power source is an oil engine or an electric motor.

Has the advantages that:

the utility model relates to a rotary mechanism increases to between wheel skeleton and the lawn mower driving system, falls into the part of independent activity with wheel skeleton and lawn mower for solve the front end inflexible problem of mowing. During mowing operation, when the upper half mower carries out rotating arc-shaped mowing operation, the power system of the mower and the straight rod cannot collide with the wheels, and the wheels basically keep moving forward in a straight direction.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a bottom view of a rotating mechanism according to embodiment 1 of the present invention;

fig. 2 is a schematic view of a circlip structure of a rotating mechanism in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a rotating mechanism according to embodiment 1 of the present invention;

fig. 4 is a side view of a mower with a rotating mechanism according to embodiment 2 of the present invention;

fig. 5 is a front view of a mower with a rotating mechanism according to embodiment 2 of the present invention.

In the figure, 1 is a chassis, 2 is an upper disc, 3 is a slide rail, 4 is a limiting rod, 5 is a clamping groove, 6 is a snap spring, 601 is a clamping shaft, 602 is a clamping block, 7 is an axle, 8 is a wheel, 9 is a handle, 10 is a bracket, 11 is a power source, 12 is a transmission shaft, and 13 is a cutter head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The invention will now be further described with reference to the accompanying drawings.

Example 1:

the embodiment of the utility model provides a, please refer to fig. 1 ~ 3 and show, is a rotary mechanism, and the design objective is used for supporting the cutting system of fixed lawn mower, including chassis 1, hanging wall 2, slide rail 3 installs on the chassis 1, hanging wall 2 rotatably installs on the slide rail 3, hanging wall 2 center side department is provided with a gag lever post 4, the periodic draw-in groove 5 that is provided with on the slide rail 3 still includes two

jump rings

6, and 6 detachably joints of two jump rings are in the draw-in groove 5 for cooperate gag lever post 4 to restrict its rotation angle scope at hanging wall 2 rotation ground in-process.

Further, the clamp spring 6 is formed by connecting a clamp shaft 601 and a clamp block 602, wherein the clamp shaft 604 is used for limiting the rotation of the upper disc, and the clamp block 602 is used for clamping in the clamp groove 5.

Furthermore, the included angle between every two clamping grooves is 20 degrees.

The embodiment of the utility model provides a when concrete implementation, can form 10 degrees, 30 degrees, 60 degrees, four gears of 90 degrees through jump ring 6 to the arc cutting scope of the cutting system of restriction installation on this rotary mechanism.

Example 2:

please refer to fig. 4-5 and cooperate with fig. 1-3, an embodiment of the present invention is a mower with rotary mechanism as in embodiment 1, including axletree 7, wheel 8, handle 9, cutting system installed at both ends of axletree 7, chassis 1 through support 10 with axletree 7 fixed connection, fixed mounting has on hanging wall 2 cutting system, hanging wall 2 highly is higher than wheel 8 and highly 5cm at least, cutting system includes power supply 11, transmission shaft 12, blade disc 13, the output shaft of power supply 11 passes through transmission shaft 12 and connects blade disc 13, be used for driving blade disc 13 is rotatory, handle 9 through bearing bracket with hanging wall 2 is connected.

In specific implementation, the power source 11 is selected according to actual requirements. There are two main types of power systems. One is the conventional internal combustion power system represented by a small gasoline engine or a diesel engine. The power system is characterized in that: the power is large, the continuous working time is long, but the biggest defect is large noise and vibration, so the products of the power system are suitable for places with low environmental requirements. The other type is a novel power system taking a storage battery as a power source. The power system is characterized in that: the working noise is small, the operation is stable, the biggest defects are that the power is less, the continuous working time is short, frequent charging is needed, and the device is not suitable for working in a place far away from a charging power supply. In the embodiment of the utility model, a selection is provided, 170 gasoline engine, power 4.1kW, rotational speed 3600 r/min.

When the mower in the embodiment is used for weeding, firstly, the two clamp springs 6 are required to be clamped in the clamping grooves 5, the limiting rod 4 is arranged between the two clamp springs 6, and the handle 9 is connected with the upper disc 2 through the bearing support, so that the handle 9 is used for rotating the upper disc 2, the upper disc 2 rotates, the cutting system arranged on the upper disc 2 is driven to rotate, and the cutting range of the cutter disc is increased. Typically, the wheels 8 are moved linearly during weeding.

Therefore, with the above design, when the upper half part of the mower carries out rotating arc-shaped mowing operation, the cutting system of the mower does not collide with the wheels, and the wheels can keep moving forward in a straight direction.

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 substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a rotary mechanism for support the cutting system of fixed lawn mower, its characterized in that, includes chassis, hanging wall, slide rail, the slide rail is installed on the chassis, the hanging wall is rotatably installed on the slide rail, hanging wall center side department is provided with a gag lever post, periodically be provided with the draw-in groove on the slide rail, still include two jump rings, two jump rings detachably joint are in the draw-in groove for cooperate the gag lever post to restrict its rotation angle scope at the rotatory in-process of hanging wall.

2. The rotary mechanism of claim 1, wherein: the clamp spring is formed by connecting a clamp shaft and a clamp block, wherein the clamp shaft is used for limiting the rotation of the upper disc, and the clamp block is used for clamping in the clamp groove.

3. The rotary mechanism of claim 1, wherein: the included angle between every two clamping grooves is 20 degrees.

4. A lawnmower with a rotary mechanism as claimed in claim 1 or claim 2 or claim 3, wherein: including the axletree, install wheel, handle, the cutting system at the axletree both ends, the chassis pass through the support with axletree fixed connection, fixed mounting has on the hanging wall cutting system, the height of hanging wall is higher than the high at least 5cm of wheel, the cutting system includes power supply, transmission shaft, blade disc, the output shaft of power supply passes through the transmission shaft and connects the blade disc is used for driving the blade disc is rotatory, the handle pass through bearing bracket with the hanging wall is connected.

5. The mower of claim 4, wherein: the power source is an oil engine or an electric motor.