KR20210025263A - Support device for brush cutter - Google Patents

Abstract

The present invention relates to a support apparatus for a grass cutter. The support apparatus for a grass cutter includes: a support plate confined and fixed to be rotated backward at a predetermined angle while being limited from being rotated forward to a lower center part of the rear side of a body frame through a rotation confinement means provided in an upper part; an upper support rod extended downward from a lower side of the support plate by a predetermined length; a center support rod connected and fixed to a lower side of the upper support rod such that an upper part can be adjusted in length; and a lower support rod having an upper side connected to a lower side of the center support rod to be shock-absorbable such that the bottom of a fixer provided on a lower side can be supported and fixed to the ground. Therefore, the support apparatus is capable of leading the weight of a power part to be supported to the ground while minimizing the generation of continuous weightiness caused by the weight or vibration of the power part delivered to shoulders, thereby embodying lengthy work by reducing the fatigue accumulation of a worker as well as maximizing working efficiency using a grass cutter through lengthy work.

Description

Support device for brush cutter}

The present invention relates to a support device for a lawnmower, and more particularly, a support plate that is constrained and fixed to be rotated at a certain angle backward while limiting forward rotation to a rear lower central portion of a body frame through a rotation restricting means provided at the upper portion, and The upper support rod extending a certain length downward from the lower side of the upper support rod, the central support rod connected to the lower side of the upper support rod so that the length can be adjusted, and the lower end of the fixture provided on the lower side of the upper side connected to the lower side of the central support rod so that buffering is possible. By including a lower support bar that is supported and fixed to the ground, it is possible to minimize the occurrence of continuous weight due to the weight or vibration of the power unit transmitted to the shoulder while being supported on the ground against the weight of the power unit, thereby reducing the accumulation of fatigue of the operator. Thus, it is possible to implement the work over a long period of time, and at the same time, it relates to a support device for a lawn mower to maximize the work efficiency using the lawn mower through the work over a long time.

In general, a tool such as a sickle was used to harvest crops such as beans, sesame, rice, and corn on the arable land, or for mowing or mowing lawns such as gardens and graveyards. This is cumbersome and time-consuming, and recently, a portable brush cutter using an engine or motor has been developed and a null is used.

1 is a perspective view schematically showing the configuration of a general lawn mower.

As shown in Fig. 1, a general lawnmower 1 is equipped with a motor or engine so that the user can carry it on the back and move it, and when the power of the power unit 2 is transmitted, the lawn or grass on the top can be cut. It is composed of a rotating cutter unit (4) that connects the rotating cutter unit (4) and the power unit (2), and a working support rod (3) of a certain diameter, and the rotating cutter unit (4) has several types of different turning radii. It consists of a configuration in which the rotating cutter (5) is mounted interchangeably.

The lawnmower configured as described above is made by moving left or right or back and forth while on the back, or rotating the upper body left and right by a certain angle while holding it in place, and a continuous feeling of weight transmitted to the shoulder by a power unit made of a predetermined weight. There is a problem that the fatigue of the worker is accumulated according to the problem, and there is a problem that it is difficult to work for a long time due to the accumulation of fatigue, etc.

Therefore, while supporting the weight of the power unit on the ground, it is possible to minimize the occurrence of continuous weight due to the weight or vibration of the power unit transmitted to the shoulder, and through this, it is possible to work over a long period of time by reducing the accumulation of fatigue of the operator. Research and development of a support device for a lawn mower is required.

Registered Korean Patent Registration No. 1011902 on January 24, 2011. Registered Korean Patent No. 1638169 on July 4, 2016. Registered Korean Patent No. 1679796 on November 21, 2016.

In order to solve the above problems, the present invention is a support plate that is constrained and fixed to be rotated at a certain angle backward while limiting forward rotation at the rear lower central portion of the main frame through a rotation restricting means provided at the top, and from the lower surface of the support plate. The upper support rod extending a certain length downward, the central support rod connected to and fixed to the lower side of the upper support rod so that the length can be adjusted, and the lower part of the fixture provided on the lower side are supported on the ground by connecting the upper side to the lower side of the central support rod so as to be able to buffer it. It is an object of the present invention to provide a support device for a lawn mower that includes a fixed lower support rod to support the weight of the power unit on the ground while minimizing the constant weight of the power unit transmitted to the shoulder or the occurrence of a sense of weight due to vibrations, etc. .

In addition, the technology according to the present invention includes a support plate that is constrained and fixed so as to be able to rotate at a certain angle backward while limiting forward rotation through a rotation restraining means provided at the upper part, and a certain length extending downward from the lower surface of the support plate. The upper support bar is connected to the lower side of the upper support bar so that the length can be adjusted, and the upper support bar is connected and fixed to the lower side of the central support bar so that the lower end of the fastener provided on the lower side is supported and fixed to the ground. This is applied so that the weight of the power part is supported on the ground while minimizing the occurrence of continuous weight due to the weight of the power part transmitted to the shoulder or vibration, thereby reducing the accumulation of worker's fatigue and realizing long-term work. At the same time, the purpose is to maximize the work efficiency using the lawnmower through work over a long period of time.

In addition, another object of the technology according to the present invention is to further apply elastic retaining means connected and fixed to both sides of the lower body frame from the upper support bar, so that the upper support bar, the center support bar, and the lower support bar are retracted even when the worker moves through the elastic retaining means. After rotating a certain angle, the upright state can be maintained while being restored by the elastic force, and through this, support for the ground through the support rods of the power unit can be made stably during mowing work according to the movement while the main frame is attached. .

Moreover, another object of the technology according to the present invention is to include a body frame, a support plate, an upper support bar, a central support bar and a lower support bar, but the central support bar is connected and fixed so that the upper end of the upper support bar can be adjusted in length through a length adjusting means. As a result, the extension length of the central support bar connected to the upper support bar is adjusted to correspond to the worker's body, so that the support and fixation of the ground at the bottom of the lower support bar can be made stably without being constrained by the body of the worker.

The present invention for achieving the above object is as follows. That is, in the support device for a lawnmower according to the present invention, in the support device for a lawnmower to support the weight of the power unit on the ground during the mowing operation, the body frame on which the power unit of the lawnmower is mounted; A support plate constrained and fixed so that forward rotation is limited to a rear lower central portion of the main body frame through a rotation restraining means provided at an upper portion thereof, and so as to be rotatable at a predetermined angle backward; Doedoe provided in a hollow pipe rod type, the upper support rod extending a predetermined length downward from the lower surface of the support plate; A central support rod provided in a hollow pipe rod type, wherein an upper end of the upper support rod is connected and fixed to enable length adjustment through a length adjustment means; It is provided in a solid pipe rod type, the upper side is connected to the lower side of the central support rod so as to be able to be buffered through an elastic buffering means, and a lower support rod is provided with a fixture on the lower side so that the lower end of the fixture is supported and fixed to the ground. It consists of a composition.

Here, the rotation restraint means provided on the upper part of the support plate forms a'C' shape and is fixed to the upper surface of the rear side of the support plate, so that the open portion faces the rear side of the support plate, and the restriction portion is formed to be rounded outward at the open top. A rotating hanger having a hook and a locking part that is selectively fixed to the locking part of the locking ring, and a side opposite to the locking part of the rotating hanger is rotatably connected to the other side of the support plate. It is preferable to include a fixing buckle that is connected and fixed to be rotatable at the rear end.

In addition, the elastic buffering means for connecting the lower support rod to the lower side of the central support rod so as to be able to buffer it is provided with an elastic support bolt penetrating and fixed upwardly from the lower end of the central support rod and inserted upward from the open lower portion of the central support rod. The upper end of the elastic spring is closely supported by the elastic support bolt, and the lower end of the central support rod penetrates long over a certain length of the lower side through which the elastic support bolt is fixed, but the lower end extends to both sides of the elevating hole and the central support bar. After the elastic spring is inserted and installed from the open lower part, the lower support rod is inserted from the open lower part of the central support rod, and is coupled to one surface of the upper end of the lower support rod coinciding with the lifting hole, and connected to the central support rod with respect to the lower support rod. It is preferable to include a restraining fixing bolt that has elasticity in the state and is constrained to allow a certain length to be raised and lowered.

And the length adjusting means for connecting and fixing the central support rod to the lower side of the upper support rod so that the upper end thereof is adjustable in length, a joint provided at the lower end of the upper support rod, a male screw protruding from the upper portion of the central support rod, and an outer peripheral surface of the male screw. It is preferable to include a pressurizing port that rises or descends by riding and a tightening port that rotates while entering and exiting the pressurizing port from the top of the pressurizing port to the inside.

In addition, the fixture provided on the lower side of the lower support bar is provided in a trident type under the lower support bar provided in a solid bar type, and is preferably bent at a certain angle backward by a certain length of the lower end.

Moreover, the fixture provided under the lower support rod is provided in a plate shape having a predetermined thickness on the lower side of the lower support rod provided in a solid rod type, and is formed to be bent backward at a predetermined angle by a predetermined length at the lower end of the plate shape, With respect to the portion to be bent, a sawtooth shape in which peaks and valleys are repeated may be further formed.

In addition, the support plate, the upper support bar, the center support bar, and the lower support bar are rotated with elasticity at a certain angle backward with respect to the body frame, and then one side away from the upper end of the upper support bar by a certain distance downward from the upper end of the upper support bar so that it can return to the upright state. On the other hand, the elastic holding means is provided in a bar type having elasticity and a fixing ring formed on one side away from the upper end of the upper support rod by a predetermined distance downward from the upper end of the upper support bar, and further comprises an elastic holding means connected and fixed to both sides of the lower body frame. It is threaded through the fixing ring and fixed through a fixing ring while the upper support rod is wrapped, and both ends are connected to both ends of the elastic bar and the elastic bar connected to both lower sides of the body frame, and one side selectively provides elasticity. It is preferred to include a carabiner that is provided in a clip structure that is opened and closed with the body frame, and is connected and fixed on a fixing piece provided for fixing the shoulder strap on both sides of the body frame.

The effect of the support device for a lawnmower according to the present invention will be described as follows.

First, a support plate that is constrained and fixed to be rotated at a certain angle backward while limiting forward rotation through a rotational restraining means provided at the upper part, an upper support bar extending a certain length downward from the lower surface of the support plate, and the upper part. The weight of the power unit by including a central support bar that is connected to the lower side of the support bar so that the upper end can be adjusted in length, and a lower support bar whose upper side is connected to the lower side of the central support bar so that it can be buffered so that the lower end of the fastener is supported and fixed to the ground. It is possible to minimize the occurrence of continuous weight due to the weight or vibration of the power part transmitted to the shoulder while being supported on the ground.

Second, a support plate that is constrained and fixed to be rotated at a certain angle backward while limiting forward rotation through a rotational restraining means provided at the upper part, an upper support rod extending a certain length downward from the lower surface of the support plate, and the upper part. The weight of the power unit is applied to the lower side of the support bar with a central support bar whose upper end is connected and fixed so that the length can be adjusted, and a lower support bar whose upper side is connected to the lower side of the central support bar so that buffering is possible and the lower end of the fastener is supported and fixed to the ground. By making it supported on the ground and minimizing the continuous weightiness caused by vibration or the weight of the power part transmitted to the shoulder, it is possible to realize long-term work by reducing the accumulation of worker's fatigue. The work efficiency can be maximized by using the brush cutter through the spanning work.

Third, elastic holding means connected and fixed from the upper support bar to the lower both sides of the main frame are further applied, so that even when the operator moves through the elastic holding means, the upper support bar, the center support bar, and the lower support bar are rotated backward by a certain angle and then returned by the elastic force. While the upright state can be maintained, through this, support for the ground through the support rods of the power unit can be stably made during the mowing operation according to the movement while the main frame is attached.

Fourth, the body frame, the support plate, the upper support bar, the center support bar, and the lower support bar are included, but the upper support bar and the upper support bar are fixed to the lower side of the upper support bar through a length adjusting means so that the length can be adjusted. By adjusting the extension length of the connected central support bar, it is possible to stably support and fix the ground at the bottom of the lower support bar without being constrained by the operator's body.

1 is a perspective view schematically showing the configuration of a general lawn mower.
Figure 2 is a perspective view showing a support device for a lawnmower according to the present invention.
Figure 3 is a perspective view showing the main parts separation of the main parts of the support device for the lawnmower according to the present invention, the support plate, the upper support bar, the central support bar, and the connection structure of the lower support bar.
Figure 4 is an exemplary view showing another embodiment of the fastener of the lower support bar that is a main part of the support device for a lawnmower according to the present invention.
Figure 5 is an exemplary cross-sectional view showing the length adjustment structure through the length adjustment means for the upper support rod and the central support rod, which is the main part of the support device for the lawnmower according to the present invention.
Figure 6 is an exemplary use state showing the state of use of the support device for the lawnmower according to the present invention.

Hereinafter, a preferred embodiment of a support device for a lawnmower according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a perspective view showing the support device for a lawnmower according to the present invention, and FIG. 3 is a perspective view showing the connection structure of the support plate, the upper support bar, the central support bar, and the lower support bar, which are the main parts of the support device for the lawnmower according to the present invention. It is a configuration diagram.

4 is an exemplary view showing another embodiment of a fastener for a lower support bar, which is a main part of a support device for a lawnmower according to the present invention.

Figure 5 is an exemplary cross-sectional view showing the length adjustment structure through the length adjustment means for the upper support bar and the central support bar, which are the main parts of the support device for the lawnmower according to the present invention.

Figure 6 is an exemplary use state showing the state of use of the support device for the lawnmower according to the present invention.

First, the configurations of the power unit 10, the work support bar 20, and the rotary cutter unit 30 constituting a lawnmower to which the present invention is applied are the same as those in a conventional lawnmower, and a detailed description will be omitted below. .

On the other hand, referring to Figures 2 to 6, the support device for a lawnmower according to a preferred embodiment of the present invention is to support the weight of the power unit on the ground during the mowing operation. It comprises a support plate 300, an upper support bar 500, a central support bar 700, and a lower support bar 900.

Here, the main frame 100 is to which the power unit 10 of the lawnmower is mounted.

It is preferable that the main frame 100 is further provided with three supporters (not shown) as shown in the drawings for mounting the power unit 10.

In addition, the support plate 300 is constrained and fixed so that forward rotation is limited to a rear lower central portion of the body frame 100 through a rotation restraining means provided at the upper portion, and can be rotated at a predetermined angle backward.

In addition, the upper support rod 500 is provided in a hollow pipe rod type, and is connected to extend a predetermined length downward from the lower surface of the support plate 300.

In addition, the central support rod 700 is provided in a hollow pipe rod type, and the upper end of the upper support rod 500 is connected and fixed so that the length can be adjusted through a length adjusting means.

And the lower support rod 900 is provided in a solid pipe rod type, the upper side is connected to the lower side of the central support rod 700 to be buffered through an elastic buffering means, and a fastener 910 is provided on the lower side to selectively The lower end of the fixture 910 is supported and fixed to the ground.

In the support device for a lawnmower according to the present invention having the configuration as described above, in particular, the rotation restraint means provided on the upper portion of the support plate 300 is largely the restraint ring 210, the rotation hook 220, and the fixing buckle 230 ).

At this time, the restraint ring 210 is fixed to the rear side upper surface of the support plate 300 while forming a'C' shape, so that the open portion faces the rear side of the support plate 300, and the restraint part ( It is preferred that 211) is formed.

In addition, it is preferable that the rotating hanger 220 has a locking portion 221 that is selectively locked to the locking portion 211 of the locking ring 210.

In addition, the fixing buckle 230 is connected so that the side opposite to the locking part 221 of the rotating hanger 220 is rotatable, and the other side is rotatably connected to the rear end of the support plate 300 It is desirable to be fixed.

In the support device for a lawnmower according to the present invention having the configuration as described above, in particular, the elastic buffer means for connecting the lower support rod 900 to the lower side of the central support rod 700 so as to be able to be buffered is largely the elastic support bolt 410 and It is preferable to include an elastic spring 420, an elevating hole 430, and a restraining fixing bolt 440.

In detail, the elastic support bolt 410 is fixed through and away from the lower end of the central support bar 700 by a predetermined distance upward.

Such an elastic support bolt 410 is preferably installed by fastening a nut (unsigned) to the end after passing a certain distance upward from the lower end of the central support bar 700, and of course, the central support bar only with the elastic support bolt 410 It may be fixed and installed through screwing while penetrating a certain distance upward from the lower end of the 700.

In addition, the elastic spring 420 is inserted upward from the open lower portion of the central support rod 700 so that the upper end is closely supported by the elastic support bolt 410.

In addition, the elevating hole 430 is penetrated long over a predetermined length of the lower side through which the elastic support bolt 410 of the central support rod 700 is fixed through, but the lower end is penetrated to extend a predetermined length to both sides.

In other words, the elevating hole 430 is longly penetrated over a predetermined length of the lower side through which the elastic support bolts 410 of the central support bar 700 are fixed through, but as shown in the drawing, the lower end is penetrated in a circular shape. It is preferably formed.

Of course, the elevating hole 430 is not specifically shown in the drawing, but the elastic support bolt 410 of the central support rod 700 is penetrated through a long length over a predetermined length of the lower side through which it is fixed, but the lower end is'ㅗ' to both sides. It may be formed through to extend a certain length to form a shape.

In addition, after the elastic spring 420 is inserted from the open lower portion of the central support rod 700, the restraining fixing bolt 440 is inserted from the open lower portion of the central support rod 700. It is coupled to one side of the upper end portion of the lower support rod 900 that matches the lifting hole 430, and restrains the lower support rod 900 to be able to elevate and descend for a certain length with elasticity in a state connected to the central support rod 700. .

On the other hand, in the support device for a lawnmower according to the present invention having the configuration as described above, the length adjusting means for connecting and fixing the central support rod 700 to the lower side of the upper support rod 500 so that the upper end thereof is adjustable in length is the joint 610 ) And, it is preferable to include a male screw 620, a pressure port 630 and a fastener 640.

In this case, the joint 610 is provided at the lower end of the upper support bar 500.

In addition, the male screw 620 protrudes from the upper portion of the central support bar 700.

In addition, the pressurization port 630 is to rise or fall along the outer circumferential surface of the male screw 620.

In addition, the tightening port 640 rotates while entering and leaving the pressurizing port 630 from the top of the pressurizing port 630 to the inside.

In particular, the length adjustment means made of the above configuration is screwed so that the pressure port 630 is rotated to the male screw 620 so that the fastening port 640 rotates when the central support bar 700 is rotated. Later, while the fasteners 640 are sequentially arranged on the upper part of the pressure port 630, a bolt (unsigned) is fixed to the upper part of the male screw 620, while the male screw 620, the pressure port 630, and the fastener It is preferable to be installed at the upper end of the central support rod 700 with respect to 640.

On the other hand, the length adjustment means made of the configuration as described above is similar to the length adjustment means applied to a conventional climbing stick, and allows the length to be easily adjusted through rotation, a more detailed description will be omitted below.

2 and 3, the fixture 910 provided under the lower support rod 900 in the support device for a lawnmower according to the present invention having the configuration as described above is a lower support rod provided in a solid rod type. It is provided in a trident type on the lower side of the 900, and is preferably formed to be bent at a certain angle backward by a certain length at the lower end.

Of course, the fixture 910 provided under the lower support rod 900 is provided in a plate shape having a predetermined thickness under the lower support rod 900 provided in a solid rod type, as shown in FIG. 4, It can be formed to be bent inclined at a certain angle backward by a certain length at the bottom of the plate shape.

In this case, it is more preferable that the fixture 910 further has a serrated shape in which mountains and valleys are repeated as shown in FIG. 4 with respect to the bent portion.

In addition, the support device for a lawnmower according to the present invention having the configuration as described above is based on the body frame 100 with respect to the support plate 300, the upper support bar 500, the central support bar 700, and the lower support bar 900. It is important to be able to return to maintain an upright state after being rotated with a certain degree of elasticity in the backward direction.

To this end, it is preferable that the present invention further includes an elastic retaining means connected and fixed to both lower sides of the main frame 100 from one side away from the upper end of the upper support bar 500 by a predetermined distance downward.

At this time, it is preferable that the elastic holding means largely include a fixing ring 810, an elastic bar 820, and a carabiner 840.

In detail, the fixing ring 810 is formed on one side away from the upper end of the upper support bar 500 by a predetermined distance downward.

In addition, the elastic bar 820 is provided in a bar type having elasticity or elastic restoring force, that is, having elasticity.

In particular, the elastic bar 820 is fixed through the fixing ring 830 in a state that is threaded through the fixing ring and wrapped around the upper support bar 500, and both ends are preferably connected to both lower sides of the body frame.

And the carabiner 840 is provided in a clip structure connected to each end of the elastic bar 820, one side is selectively opened and closed with elasticity, shoulder straps on both sides of the body frame 100 It is connected and fixed through the process of closing the clip after opening through a clip structure on the fixing piece 100a provided for fixing (unsigned).

At this time, the fixing piece (100a) is a back plate member (unsigned) is in close contact with the front side of the vertical portion forming a "L" shape when viewed from the side of the body frame 100, the back plate member (unsigned) to the main frame ( It is a configuration that is fixed to 100) through fixing bolts.

In addition, it is preferable that the carabiner 840 is fixedly installed on the fixing piece 100a in a state that is not completely closed while opening and closing the clip structure as shown in the drawing.

Of course, the carabiner 840 is not specifically shown in the drawings, but may be fixedly installed on the fixing piece 100a through a completely closed structure for the clip structure, and in this case, a separate It is more preferable that the fixing hole (not shown) is formed through and fixed through a structure that is completely closed after hanging in the fixing hole.

In addition, the carabiner 840 as described above is applied as a conventional mountaineering ring, and a detailed description of the structure will be omitted below.

According to the support device for a lawnmower according to the present invention having the configuration as described above, the support plate is constrained and fixed so that the forward rotation is limited to the rear lower central portion of the main frame through the rotation restraint means provided on the upper part, and can be rotated at a certain angle backward. And, an upper support rod extending a certain length downward from the lower surface of the support plate, a central support rod that is connected and fixed to the lower side of the upper support rod so that the length can be adjusted, and the upper side is connected to the lower side of the central support rod so that it can be buffered and provided at the lower side. By including a lower support bar whose lower end of the fixture is supported and fixed to the ground, it is possible to minimize the occurrence of a continuous feeling of weight due to the weight or vibration of the power unit transmitted to the shoulder while being supported on the ground against the weight of the power unit.

In addition, a support plate that is constrained and fixed to be rotated at a certain angle backward while limiting forward rotation through a rotation restraint means provided at the upper portion, an upper support rod extending a predetermined length downward from the lower surface of the support plate, and the upper portion. The weight of the power unit is applied to the lower side of the support bar with a central support bar whose upper end is connected and fixed so that the length can be adjusted, and a lower support bar whose upper side is connected to the lower side of the central support bar so that buffering is possible and the lower end of the fastener is supported and fixed to the ground. By making it supported on the ground and minimizing the continuous weightiness caused by vibration or the weight of the power part transmitted to the shoulder, it is possible to realize long-term work by reducing the accumulation of worker's fatigue. It is possible to maximize the work efficiency using the lawnmower through the spanning work.

In addition, elastic holding means connected and fixed from the upper support bar to the lower both sides of the main frame are further applied, so that even when the operator moves through the elastic holding means, the upper support bar, the center support bar, and the lower support bar are rotated backward by a certain angle and then returned by elastic force. While the upright state can be maintained, through this, support for the ground through the support rods of the power unit can be stably made during the mowing operation according to the movement while the main frame is attached.

Moreover, the body frame, the support plate, the upper support bar, the center support bar, and the lower support bar are included, but the upper support bar and the upper support bar are fixed to the lower side of the upper support bar through a length adjusting means so that the length can be adjusted. By adjusting the extension length of the connected central support bar, it is possible to stably support and fix the ground at the bottom of the lower support bar without being constrained by the operator's body.

Although specific embodiments of the present invention have been described in detail above, the present invention is not limited thereto, and the present invention can be implemented in various modifications by those of ordinary skill in the art to which the present invention belongs. Is included within the scope of the present invention.

10: power unit
20: work support rod
30: rotary cutter unit
100: main frame 100a: fixed piece
210: restraint ring 211: restraint
220: rotating hanger 221: locking portion
230: fixing buckle 300: support plate
410: elastic support bolt 420: elastic spring
430: lifting hole 440: restraint fixing bolt
500: upper support bar 610: joint
620: male thread 630: pressurization port
640: fastener 700: central support rod
810: fixing ring 820: elastic bar
830: retaining ring 840: carabiner
900: lower support rod 910: fixture

Claims (7)

In the support device for a lawnmower that enables the weight of the power unit to be supported on the ground during mowing work,
The body frame 100 on which the power unit 10 of the lawnmower is mounted;
A support plate 300 that is constrained and fixed so that forward rotation is limited to a rear lower central portion of the body frame 100 through a rotation restraining means provided at an upper portion thereof so as to be rotatable at a predetermined angle backward;
Doedoe provided in a hollow pipe rod type, the upper support rod 500 extending a predetermined length downward from the lower surface of the support plate 300;
Doedoe provided in a hollow pipe rod type, the upper end of the upper support rod 500 is connected and fixed to enable length adjustment through a length adjustment means (700);
Provided in a solid pipe rod type, the upper side is connected to the lower side of the central support rod 700 to be able to buffer through an elastic buffering means, and a fixture 910 is provided on the lower side so that the lower end of the fixture 910 is selectively placed on the ground. A support device for a lawnmower comprising a lower support rod 900 supported and fixed to the.
The method of claim 1,
The rotation restraint means provided on the upper part of the support plate 300 is fixed to the rear side upper surface of the support plate 300 while forming a'C' shape, so that the open portion faces the rear side of the support plate 300 and outward to the open top. A constraining ring 210 having a constraining part 211 formed round,
Optionally, a rotating hanger 220 having a locking portion 221 that is fixedly engaged with the locking portion 211 of the locking ring 210 and
On one side, the side facing the locking fixing part 221 of the rotating hanger 220 is rotatably connected, and the other side is rotatably connected and fixed to the rear end of the support plate 300. A support device for a lawnmower, characterized in that it comprises.
The method of claim 1,
The elastic buffering means for connecting the lower support bar 900 to the lower side of the central support bar 700 so as to be able to be buffered is an elastic support bolt 410 that is fixed through the upper end of the central support bar 700 by a predetermined distance,
An elastic spring 420 inserted upward from the open lower portion of the central support rod 700 so that the upper end is closely supported by the elastic support bolt 410,
An elevating hole 430 through which the elastic support bolt 410 of the central support rod 700 penetrates long over a predetermined length of the lower side through which it is fixed, but extends a predetermined length to both sides of the lower end, and
After the elastic spring 420 is inserted from the open lower part of the central support bar 700, the lower support bar 900 is inserted from the open lower part of the central support bar 700, and the lower part coincides with the elevating hole 430 It is coupled to one side of the upper end of the support rod 900, characterized in that it comprises a restraining fixing bolt 440 that is elastically restrained so that a certain length can be raised and lowered in a state connected to the central support rod 700 with respect to the lower support rod 900 Supporting device for mowing machines.
The method of claim 1,
The length adjusting means for connecting and fixing the central support rod 700 to the lower side of the upper support rod 500 so that the upper end thereof is adjustable in length is a joint 610 provided at the lower end of the upper support rod 500,
A male screw 620 protruding from the upper portion of the central support bar 700,
A pressure port 630 that rises or descends along the outer circumferential surface of the male screw 620 and
A support device for a lawn mower, characterized in that it comprises a tightening hole 640 that rotates while the pressing hole 630 is inserted and discharged from the top of the pressing hole 630 to the inside.
The method of claim 1,
The fixture 910 provided on the lower side of the lower support bar 900 is provided in a trident type under the lower support bar 900 provided in a solid bar type, and is formed to be bent at a certain angle backward by a certain length of the lower end. Supporting device for mowing machines.
The method of claim 1,
The fixture 910 provided on the lower side of the lower support rod 900 is provided in a plate shape having a predetermined thickness under the lower support rod 900 provided in a solid rod type, and is arranged backward by a predetermined length at the lower end of the plate shape. While being bent at an angle,
A support device for a lawnmower, characterized in that a sawtooth shape in which a mountain and a valley are repeated is further formed with respect to the bent portion.
The method of claim 1,
The support plate 300, the upper support bar 500, the center support bar 700, and the lower support bar 900 are rotated with a certain degree of elasticity backwards relative to the main frame 100, and then return to maintain an upright state. So, while further comprising an elastic retaining means connected and fixed to both sides of the lower body frame 100 from one side away from the upper end of the upper support bar 500 a predetermined distance downward,
The elastic holding means includes a fixing ring 810 formed on one side of the upper support rod 500 at a predetermined distance downward from the upper end,
It is provided in a bar type having elasticity and is fixed through a fixing ring 830 in a state that is threaded through the fixing ring and wrapped around the upper support bar 500, and an elastic bar 820 having both ends connected to both lower sides of the body frame, and
It is provided with a clip structure connected to each end of the elastic bar 820, one side is selectively opened and closed with elasticity, and is provided to fix the shoulder straps on both sides of the body frame 100 A support device for a lawnmower, characterized in that it comprises a carabiner 840 that is connected and fixed on the piece 100a.

Images