JPH1189380A - Mowing grass collection device - Google Patents

Abstract

(57) [Summary] [Problem] To provide a mowing grass collection device that can be conveniently used to collect mowing grass that has been cut and left by a mower and efficiently transport it to a treatment facility such as an incineration plant. SOLUTION: A pick-up unit 1 for picking up grass on the ground, a compression conveyance unit 4 for conveying the cut grass from the pickup unit 1 while compressing the same, a shutter 6 which can be freely opened and closed and arranged at a conveyance end of the compression conveyance unit 4; The compression conveyance section 4 includes conveyance devices 15 and 16 for feeding grass to a conveyance path formed between opposing walls, and the width of the conveyance path is set to be narrower toward the lower side of the conveyance. is there.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a slope on a side of a road,
The present invention relates to a device for collecting cut grass that has been left uncut on a riverbed or the like.

[0002]

2. Description of the Related Art When mowing grass on a wide area such as a slope beside a road or a riverbed, it is necessary to collect the grass that has been cut and left uncut by a mower and transport it to a treatment facility such as an incineration plant. However, it has been practiced to manually transfer the abandoned grass to a garbage truck equipped with a compression function.

[0003]

A large amount of grass can be efficiently transported by using a garbage collection vehicle with a compression function. However, grass that has been spread over a large area and left unattended can be manually handled. The work of putting in the garbage truck requires a lot of labor and time, and there is room for improvement.

The present invention has been made in view of such a point, and an object of the present invention is to provide an apparatus which can efficiently perform a collection operation while adapting to the actual operation.

[0005]

[Means for Solving the Problems]

 [Configuration, operation and effect of the invention according to claim 1]

(Structure) According to the first aspect of the present invention, a pickup section for picking up grass on the ground, a compression conveyance section for compressing and conveying the grass cut from the pickup section, and a conveyance end of the compression conveyance section are arranged. A shutter that can be opened and closed freely.

(Action) According to the above configuration, the cut grass left on the ground is picked up by the pickup unit and sent to the compression conveyance unit, where it is conveyed in a predetermined direction while being appropriately compressed and collected. In this case, the cut grass is appropriately compressed, so that a large amount of cut grass can be collected in a low volume. Then, when a predetermined amount of grass is collected in the compression conveyance section, the shutter provided at the conveyance end of the compression conveyance section is opened to discharge the appropriately compressed grass, and a conventionally used compression function is provided. It is sent to the slot of a garbage truck and compressed more strongly for transportation. Here, since the cut grass compressed by the present apparatus is not compressed so strongly, it is sent to the garbage truck in a state in which it is lower in bulk than in a state where it is not left and is not formed into a hard lump. Become.

(Effects) Therefore, according to the first aspect of the present invention, it is possible to mechanically efficiently pick up hay and to use a refuse collection vehicle having a compression function, which is a conventional equipment. It has become possible to carry out efficient collection and transportation work by effectively utilizing

By the way, if the harvested grass is compressed and recovered as strongly as a recovery device (baler) for recovering grass and straw, it can be recovered in a lower volume.
The cut grass that has been strongly compressed and collected in this way is a solid and considerably large lump, and must be transported by being loaded on a truck or the like. For this reason, garbage trucks that were conventionally used are wasted and trucks and other transport vehicles must be purchased separately, which poses a problem in practical use.
According to the present invention, it is possible to perform a high-efficiency cut grass collection operation without such troubles and with relatively little equipment cost.

[Structure, operation and effect of the invention according to claim 2]

(Structure) According to a second aspect of the present invention, in the first aspect of the invention, the pickup unit is provided on a self-propelled body, and the compression conveyance unit having the shutter has a ground wheel. And the vehicle body is connected to the self-propelled body and towed.

(Operation / Effect) According to the above configuration, when the self-propelled body provided with the pickup section is driven to collect the cut grass left on the ground, the vehicle body provided with the compression conveyance section follows the same. Will move. Therefore, even if the body equipped with the compression conveyance unit becomes large in length to increase the amount of recovery, the self-propelled body can be small,
The self-propelled aircraft can be easily maneuvered and the grass that has been left on the ground can be collected and collected efficiently.

[Structure, operation and effect of the invention according to claim 3]

(Structure) According to a third aspect of the present invention, in the second aspect, the self-propelled body is a main body of a mower.

(Operation / Effect) According to the above configuration, the self-propelled body uses the mowing machine which is used first and is not used during the collection operation, so that there is no need to prepare a dedicated self-propelled body. It is economically advantageous.

[Structure, operation and effect of the invention according to claim 4]

(Structure) According to a fourth aspect of the present invention, in the invention according to any one of the first to third aspects, the compression / conveying section is provided with respect to a conveying path formed between opposing walls. The transport path is configured to set the transport path width narrower toward the lower side of the transport.

(Operation / Effect) According to the above configuration, the grass is conveyed only when it is conveyed, so that it is appropriately compressed toward the lower side thereof. It is also a path, and the desired compression conveyance can be performed with a simple structure.

[Structure, operation and effect of the invention according to claim 5]

(Structure) The invention according to claim 5 is the invention according to any one of claims 1 to 4, further comprising a transporting device for transporting the cut grass from the pickup section, and the lifting device. A hopper is provided for storing the cut grass from the feeding device, and the cut grass stored in the hopper is sent to the compression transfer section.

(Operation / Effect) According to the above configuration, the cut grass from the pickup unit is pumped up, once put into the hopper, and then conveyed and compressed by the compression conveyance unit, so that the hopper receives the capacity buffer at the start end of the compression conveyance unit. It functions as a unit, and even if a lot of grass is picked up and sent at once, no clogging occurs at the start end of the compression conveyance unit, and continuous work can be performed smoothly.

[Structure, operation and effect of the invention according to claim 6]

(Structure) In the invention according to claim 6, in the invention according to any one of claims 1 to 5, the pickup section is disposed at a front end of the apparatus, and the shutter is disposed at a rear end of the apparatus. And the discharge direction of the compressed grass is set so that when the shutter is opened, the compressed grass is sent to the rear side of the apparatus by the transport force of the compression transport unit.

(Operation / Effect) According to the above configuration, the conveying force of the compression conveying section exerts a function of compressing the cut grass and a function of sending out the compressed cut grass, and a mechanism for compression, There is no need to provide a dedicated transport mechanism for sending out the compressed grass, so that the structure of the compression transport unit can be simplified, and it is easy to implement at low cost.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the cut grass collection device includes a pickup unit 1 that rotatably picks up the cut grass on the ground, a pumping and conveying device 2 that transfers the cut grass picked up by the pickup unit 1 to the upper rear, and A hopper 3 for receiving the cut grass, and a compressing and conveying unit 4 for feeding the cut grass stored in the hopper 3 backward while appropriately compressing the cut grass, and a discharge port 5 formed at the conveying end of the compressing and conveying unit 4
Is provided with an oscillating shutter 6 for opening and closing the shutter.

The pickup section 1 is provided at the front end of the transporting apparatus 2, and both are handled as an integrated apparatus. The pickup unit 1 is connected to the front of a crawler traveling type self-propelled body 7 via a lifting link mechanism 8 so as to be able to move up and down, and an idler wheel 9 for following the ground is located in front of the pickup unit 1. Department,
The scraping rotating unit 1a is driven by a hydraulic motor (not shown) connected to a hydraulic source provided in the self-propelled body 7 by piping.

Here, as the self-propelled body 7, a mowing machine of a type that is remotely operated by radio control is used. Originally, as shown in FIG. The mowing operation is performed by attaching the mowing device 20, and is suitably configured to work on an inclined surface such as a slope beside a road. Note that the mowing device 20 is for weed mowing called a Frehr mower.
As shown in the figure, when the traveling body 7 is moved forward, the rotary blade 21 is driven to rotate in the direction a in the figure, and when the traveling body 7 moves backward, the rotary blade 21 is rotated in the direction b in the figure. It is driven and mowing is always performed with up-cut specifications.

The front and rear portions of a case 22 supporting the rotary blade 21 are provided with anti-scatter rubber droops 23a and 23a, respectively.
3b is provided on support members 25a, 25b which are swung by the cylinders 24a, 24b. At the time of mowing work in which the traveling body 7 is advanced, as shown in the figure,
By bringing the front rubber droop 23a closer to the rotary blade 21 and separating it from the rear rubber droop 23b rotary blade 21, the cut grass cut by the up-cut is lifted and conveyed along the inner surface of the case without escaping forward. Leave it on the back of the case smoothly. On the other hand, during mowing work in which the traveling machine body 7 moves backward, the rubber droop 23b at the rear portion of the machine body is made to approach the rotary blade 21 and the rubber droop 23a at the front portion of the machine body is separated from the rotary blade 21. The cut grass cut by the up-cut in the advancing direction of the aircraft is lifted and conveyed along the inner surface of the case without escaping forward in the advancing direction of the aircraft, and is left smoothly at the rear in the advancing direction of the aircraft in the case. You can do it. Note that rake-shaped guide members 25a and 25b for preventing the rubber hangs 23a and 23b from being caught in the rotary blade 21 are provided inside the rubber hangs 23a and 23b.

The lifting / transporting device 2 is connected and supported at the front of the hopper so as to be slidable back and forth and swingable up and down, so that the pickup unit 1 moves up and down following irregularities and undulations on the ground. You are allowed to. The transporting device 2 and the hopper 3 are separably connected to each other, and a support frame 10 that receives and supports the transporting device 2 when separated from the hopper 3 is erected on the self-propelled body 7. .

The hopper 3 and the compressing / conveying section 4 are a vehicle body 12 having a length of several meters and having a freely rotatable grounding wheel 11.
The vehicle body 12 is connected to the rear end of the self-propelled body 7 via a towing rod 13, and the self-propelled body 7 is configured to tow.

The compression conveying section 4 is formed in a tunnel shape communicating with the lower half of the hopper 3, and its left and right walls are formed by fixed side plates 14, and the bottom wall and the upper wall are respectively formed by belts. It is composed of transfer devices 15 and 16 of the type. The transport device 15 constituting the bottom wall is horizontally disposed and extends to a lower portion of the hopper 3. Further, the transport device 16 constituting the upper wall portion is gently inclined in a rearward downward posture, so that the vertical width of the transport path is set to be narrower toward the lower side of the transport. The upper and lower transfer devices 15 and 16 are driven by a hydraulic motor (not shown) connected to a hydraulic source provided in the self-propelled body 7 by piping.

A shutter 6 for opening and closing the terminal discharge port 5 of the compression / conveying section 4 is supported swingably about an upper fulcrum a and a hydraulic pressure pipe connected to a hydraulic source of the self-propelled body 7. It is opened and closed by a cylinder 17.

The mowing grass collection device of the present invention is configured as described above. By driving the self-propelled body 7 to move the pickup unit 1 to follow the ground, the mowing grass left on the ground is picked up. The grass is fed into the hopper 3 by the transporting device 2, and the cut grass in the hopper 3 is transported rearward by the upper and lower transporting devices 15 and 16. At this time, since the transport path is narrower, the transported cut grass is packed into the path while being compressed to about 1/2 in volume ratio.

When the grass has been packed in the entire transport path, the machine body is stopped, and as shown in FIG.
To the rear end so as to oppose the terminal discharge port 5 of FIG. Here, the shutter 6 is raised to open the discharge port 5, and both the upper and lower transport devices 15, 16 or
By driving only the lower transport device 15 to transport backward,
The cut grass, which has been appropriately compressed and reduced in volume, is supplied to the input port 19 of the garbage collection vehicle 18, compressed further by the compression device 20 (about 1/4 in volume ratio), and collected in the tank 21. .
The full garbage collection vehicle 18 transports a large amount of the compressed and collected hay to a predetermined incineration facility.

[Another Embodiment] The present invention can also be carried out in the following modes. The cut grass is wind-transported to the transporting apparatus 2 using a blower. As the self-propelled body 7, another work vehicle such as a tractor is used. Alternatively, prepare a dedicated self-propelled aircraft. Vehicle body 12 equipped with hopper 3 and compression conveyance unit 4
While configuring itself as a self-propelled type equipped with an engine,
The vehicle body 12 supports the pickup unit 1 and the transport apparatus 2. A chain or a screw with a transfer protrusion is used for the upper transfer device 16. A narrower transport path is formed by narrowing the interval between the left and right wall portions 14 toward the lower side of the transport. The left and right wall portions of the compression conveyance section 4 are also constituted by a conveyance device. The space between the left and right walls 14 is narrowed downward so that compression by its own weight is performed efficiently.

[Brief description of the drawings]

FIG. 1 is an overall side view of a grass harvesting device according to the present invention.

FIG. 2 is a side view of a state in which the compressed and collected grass is transferred to a garbage collection vehicle.

FIG. 3 is a vertical cross-sectional front view of a compression conveyance unit.

FIG. 4 is an overall side view of a mowing machine in which a mowing device is connected to a self-propelled body.

FIG. 5 is a longitudinal sectional side view of the mowing device during forward operation.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pickup part 2 Lifting conveyance apparatus 3 Hopper 4 Compression conveyance part 6 Shutter 7 Self-propelled body 11 Grounding wheel 12 Body 15 Transport apparatus 16 Transport apparatus

Claims (6)

[Claims] 1. A pickup section for picking up grass on the ground, a compression transport section for compressing and transporting the grass from the pickup section, and an openable and closable shutter disposed at a transport end of the compression transport section. Mowing grass collection device. 2. The self-propelled body includes the pickup unit, and the compression conveyance unit including the shutter is provided on a vehicle body having a grounding wheel, and the vehicle body is connected to the self-propelled body to tow and move. Claim 1.
The harvested grass collection device as described in the above. 3. The grass-recovery device according to claim 2, wherein the self-propelled body is a main body of a mower. 4. The compression conveying section includes a conveying device for feeding grass to a conveying path formed between opposing walls, and the conveying path is set so that the conveying path width becomes narrower toward the lower side of the conveying. The cut grass collection device according to any one of claims 1 to 3, which is configured. 5. A pumping device for pumping grass cut from the pickup unit, and a hopper for storing grass cut from the pumping and transporting device. The cut grass collection device according to any one of claims 1 to 4, wherein the cut grass collection device is configured to send the cut grass. 6. The apparatus according to claim 1, wherein the pickup unit is disposed at a front end of the apparatus, the shutter is provided at a rear end of the apparatus, and when the shutter is opened, the compression force is applied to the rear of the apparatus by the compression force. The discharge direction of the compressed grass is set so as to send out the compressed grass to the side.
The harvested grass collection device according to any one of Claims 5 to 5.