JPH08144252A - Supplying device of chaff, etc. - Google Patents

Abstract

PURPOSE: To eliminate heavy labor, make it possible to carry out work with fewer persons and to obtain a better finish when a drain pipe is buried with chaff, for example, in underdrainage work, etc. CONSTITUTION: A main lift up and down arm 15 turning vertically with a hydraulic cylinder is supported on a main frame 14 of the travelling body 1. A fixed storage body 31 is fixed on the main lift up and down arm 15. A dumper storage body 41 turning vertically with the hydraulic cylinder 51 is supported on the inside the fixed storage body 31. A hopper 66 is projected to the outside and is provided to the lower part of the front of a side plate 34a in the fixed storage body 31. An auger 86 is provided inside the hopper 66 from the lower part of the front in the fixed storage body 31. Chaff in the storage bodies 31 and 41 is sent out from the hopper 66, and the chaff is forcedly supplied to the auger by inclining the dump storage body 41. When the chaff is not supplied, the main lift up and down arm 15 is raised together with the hopper 66 so that they can not interfere with work.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for supplying rice husks used for burying with rice hulls, for example, in culvert drainage work in a field or the like.

[0002]

2. Description of the Related Art For example, when culvert drainage is to be carried out in field maintenance, a trench is excavated in the soil, a soil pipe for water absorption is laid in the trench, and rice husks for ensuring water permeability are filled in the trench. Bury the clay pipe. Excavation of the groove is performed by a trencher which is a traveling body provided with a bucket chain, and the work of burying with rice hulls together with the laying of the soil pipe is conventionally performed manually.

In this operation, materials such as a plastic bag filled with rice husks and an earthen pipe are transported by a crawler transporter and arranged beside the groove. At this time, due to the mechanical width of the trencher, the material must be placed at a distance of about 1.5m to 2m from the excavation center at first, and after excavation of the trench, the material must be moved laterally toward the trench. Must. This operation requires about two to three people. Next, in order to open the plastic bag of rice husk, the mouth is cut with a cutter knife, but this operation requires one person. Next, rice husk is put into the groove from the plastic bag.
Personnel are needed. Next, the rice husks packed in the ditch are leveled, but this operation requires one person. Furthermore, it is necessary to collect and collect empty plastic bags, which requires one or two personnel.

[0004]

As described above, for example, in culvert drainage work, the work of burying rice husks has conventionally been performed manually, so several people are required, and heavy labor is required. There was a problem that it was troublesome, costly, and inefficient. Further, there is also a problem that the work of putting the rice husks in the groove or leveling the same tends to be uneven.

The present invention is intended to solve such a problem. For example, when burying rice husks in underdrain drainage work, heavy labor is not required, and efficient work can be performed with a small number of personnel, and the cost is improved. It is an object of the present invention to provide a rice husk supply device that is capable of achieving a good finish.

[0006]

In order to achieve the above object, a traveling vehicle body, a base frame provided on the traveling vehicle body, and left and right side plates fixed to the upper side of the base frame are provided. A fixed accommodating body, a dump accommodating body having a bottom plate and a rear plate whose front and lower parts are rotatably supported by a lateral support shaft on the front portion of the base frame, and the dump accommodating body is driven and tilted. The dump truck includes a dump drive source, a hopper provided on the lower front portion of the side plate of the fixed housing body so as to project outward, and an auger provided from the lower front portion of the fixed housing body to the inside of the hopper.

According to a second aspect of the invention, in the rice husk feeding device of the first aspect, the base frame is a main frame fixed to the traveling vehicle body so that the height of the hopper can be adjusted. A main lifting arm rotatably supported by a left and right supporting shaft on a rear portion of the main frame, and an arm drive source for driving and tilting the main lifting arm. The fixed housing body is fixed to the.

According to a third aspect of the invention, in the rice husk feeder of the first or second aspect of the invention, the hopper is attached to and detached from the fixed housing body so that the hopper does not get in the way when it is not needed. In addition to being free, the auger is divided into a fixed housing body side and a hopper side, and the auger on the hopper side is detachable together with the hopper.

[0009]

The rice husk supply device according to the first aspect of the present invention is used, for example, to bury a pipe arranged in a groove in the soil with the rice husk when the drainage of the underdrain is carried out. At this time, after putting the rice husk in the storage body, the traveling vehicle body is caused to travel along the groove, the rice hull is sent into the hopper from the lower front part of the storage body by the auger, and the rice husk is dropped from the hopper into the groove. Supply by Then, as the amount of rice husks in the storage body decreases, the dump drive source drives to drive the dump storage body having the rear plate and the bottom plate upward, whereby the rice husks in the storage body are fed toward the auger. In this way, in addition to the traveling of the traveling vehicle itself and the sending out by the auger, the tilting of the dump storage body makes it possible to supply the rice husks at an even and appropriate pace, and the rice husks in the storage body can be completely discharged.

Further, in the rice husk feeder of the present invention as defined in claim 2, the main raising / lowering arm is tilted with respect to the main frame by driving the arm driving source, so that the fixed housing body is fixed to the main raising / lowering arm. Also, the height of the hopper provided on the side plate can be adjusted. The upper surface of the rice hulls in the groove is leveled by the lower surface of the hopper, but the height of the rice hulls in the groove can be adjusted by adjusting the height of the hopper. Further, when the traveling vehicle body is traveled without supplying the rice husks, if the hopper is raised, the hopper does not interfere.

Further, in the rice husk feeder of the third aspect of the present invention, the hopper and the auger on the hopper side can be removed from the fixed accommodating body side when the feeder itself is not needed, such as during storage or transportation. The hopper is out of the way.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the rice husk supply apparatus of the present invention will be described below with reference to the drawings. Reference numeral 1 denotes a traveling vehicle body, and the traveling vehicle body 1 has a pair of left and right crawlers 2 which are endless tracks for traveling in the lower part. A driver's seat 3 is provided on the upper front side of the traveling vehicle body 1, and various operating portions 4 for traveling the traveling vehicle body 1 are provided in the driver's seat 3.

A base frame 11 is provided on the traveling vehicle body 1. The base frame 11 includes a main frame 14 fixed on a track frame 12 of the traveling vehicle body 1 via a bracket 13, and the main frame 14
The main lifting arm 15 is supported so as to be tiltable upward. That is, a pair of left and right arm portions 16 are provided obliquely upward and rearward at the rear end portions of the main frame 14, and rear end portions of the pair of left and right main lifting arms 15 are provided at the rear end portions of these arm portions 16. It is rotatably connected by a support shaft 17 in the left-right direction. A reinforcing rod 18 for connection and reinforcement is provided below the main lifting arm 15. Further, at the front end portion of the main elevating arm 15, a stand 19 which is placed on the main frame 14 when the main elevating arm 15 rotates downward and becomes horizontal is provided so as to protrude downward.

The main lifting arm 15 is tilted with respect to the main frame 14 by being driven by hydraulic cylinders 21 as a pair of left and right arm driving sources.
The hydraulic cylinder 21 has a main body 22 rotatably connected to a rear end of the main frame 14 by a left-right support shaft 23, and a distal end of a piston rod 24 having a main lift arm.
It is rotatably connected to an intermediate portion in the front-rear direction of 15 by a support shaft 25 in the left-right direction.

A fixed housing body 31 is fixed on the main elevating arm 15. This fixed housing body
31 is a bottom plate 32 fixed to the front part on the main lifting arm 15,
A front plate 33 that rises vertically from the front edge of the bottom plate 32, and left and right side plates 34a, 34b that are bent vertically from the left and right side edges of the bottom plate 32 and the front plate 33 and project rearward,
It is open to the rear and above. These side plates 34
The rear portions of a and b are supported by support rods 35 projecting from the rear portion of the main lifting arm 15.

A dump housing body 41 is tiltably supported inside the fixed housing body 31. The dump housing body 41 includes a bottom plate 42, a rear plate 43 that rises vertically from the rear edge of the bottom plate 42, and left and right side plates that bend vertically from both left and right side edges of the bottom plate 42 and the rear plate 43 and project forward. 44 and is open forward and upward. The rear plate 43 can be opened and closed.
The front edge of the bottom plate 42 is
Is rotatably connected to the bottom plate 32 by a horizontal support shaft 45. The side plates 42 of the dump containing body 41 are along the inner surfaces of the side plates 34a and 34b of the fixed containing body 31, respectively.

The dump housing body 41 is a hydraulic cylinder as a dump drive source for the main lifting arm 15.
It is driven by 51 and tilts. The main body 52 of the hydraulic cylinder 51 is rotatably connected to a reinforcing rod 18 at a middle portion in the front-rear direction of the main elevating arm 15 by a left-right support shaft 53. The bottom plate 42 of the body 41 is rotatably connected to a middle part of the bottom plate 42 in the front-rear direction by a horizontal support shaft 55.

An opening 61 is formed in the lower front portion of one side plate 34a of the fixed housing body 31, and a recess 62 surrounding the opening 61 is formed outside. Further, the side plate 34a is provided with hook receivers 64 located on both front and rear sides below a concave portion 62.

Reference numeral 66 denotes a hopper having an open upper surface, and the hopper 66 is detachably attached to the front lower portion of one side plate 34a of the fixed accommodating body 31 so as to project outward and downward. The hopper 66 has an inlet 67 on one side in the left-right direction and an outlet 68 on the lower surface on the other side.
have. Further, the inlet portion 67 is formed with an engagement piece 69 at least on the lower side, and hooks 70 are provided on the lower front and rear sides. And the hopper 66
The inlet portion 67 is abutted against the concave portion 62 of the side plate 34a,
The engaging piece 69 rests on the lower surface in the recess 62 and both hooks
70 is hooked on each of the hook receivers 64 and is detachably attached to one side plate 34a of the fixed housing body 31.

On the other hand, rails 71 are provided on both sides of the outlet 68 of the hopper 66, and a lid 72 for opening and closing the outlet 68 is supported on the rail 71 slidably in the front-rear direction. There is. The lid 72 is rotatably connected by a lever 73 provided on the upper part of the hopper 66 so as to protrude forward.
It opens and closes by pressing 74. The lever 73 is
It can be operated from the driver's seat 3.

In addition, a spiral auger which rotates in the left-right direction as an axial direction is provided in the lower front part of the fixed accommodating body 31.
81 are provided. The left and right ends of the auger 81 are supported by bearings 82 and 83 provided on the side plates 34a and 34b of the fixed housing body 31, and are driven by hydraulic motors 84 provided outside the side plate 34b of the fixed housing body 31. It is driven to rotate. The hydraulic motor 84 is capable of shifting without permission. On the other hand, another auger 86 is rotatably supported on the upper part in the hopper 66 coaxially with the auger 81 in the fixed housing body 31. This auger 86
The one end of the bearing 83 located in the opening 61 is detachably connected to the auger 81 in the fixed housing body 31 and rotates integrally with the auger 81. Further, the other end of the auger 86 is a bearing provided on the hopper 66.
It is detachably and rotatably supported by 87.

The hydraulic cylinder 21 for the main lifting arm 15, the hydraulic cylinder 51 for the dump housing body 41, and the hydraulic motor 84 for the auger 81 can all be operated by the operating portion 4 of the driver's seat 3. There is.

Next, the operation of the above configuration will be described. The rice husk supply device is used, for example, for embedding a pipe made of an earthen pipe arranged in a groove of soil with rice husk in a drainage drainage work in a field or the like. Further, the rice husk supply device is transported to a construction site by a truck or the like, and thereafter, is self-propelled by the crawler 2. When the rice husks are supplied, the main elevating arm 15 is normally lowered and kept horizontal as shown in FIGS. 1 and 2, and as shown by the chain line in FIG. In this state, the outlet portion 68 of the hopper 66 is located close to and facing the ground. At the same time, rice husks are put into the storage bodies 31, 41 with the dump storage body 41 lowered and the bottom plate 42 kept horizontal. And
Position the outlet 68 of the hopper 66 on the starting point of the soil ditch,
After raising the lever 73 and opening the lid 72, the traveling vehicle body 1 is caused to travel along the groove.

The rice husks in the storage bodies 31, 41 are fed into the hopper 66 from the lower front portion in the storage bodies 31, 41 by the rotating augers 81, 86, and the outlet portion of the hopper 66.
From 68, it is dropped into the groove and supplied. Thus
The pipes arranged in the grooves are buried one by one. With this,
By the lower surface of the hopper 66, the upper surface of the rice husk supplied to the groove is leveled.

As the rice husks in the containing bodies 31 and 41 decrease, the dump containing body 41 is rotated upward by driving the hydraulic cylinder 51, as shown in FIGS. At this time, the piston rod of the hydraulic cylinder 51
With the extension of 54, the dump housing body 41 is
With the fulcrum as a fulcrum, the bottom plate 42 tilts in a direction to descend further forward. As a result, the rice hulls in the storage bodies 31 and 41 are forcibly sent forward and downward, that is, toward the auger 81 by gravity.

The rice husk supply speed can be adjusted appropriately by adjusting the traveling speed of the traveling vehicle body 1, adjusting the rotational speed of the augers 81 and 86, or adjusting the speed of inclining the dump housing body 41. Then, by adjusting the supply rate of the rice husk, it is possible to perform an appropriate burying according to the difference in the flow resistance due to the wet condition of the rice husk.

Thus, the traveling of the traveling vehicle body 1 itself, the auger
In addition to the delivery by 81 and 86, the dump housing body 41
Can supply rice husks at an even and appropriate pace. In addition, by tilting the dump housing body 41, the rice husks in the housing bodies 31, 41 can be completely discharged, and there is no waste. Further, by forcibly feeding the rice hulls, clogging of the rice husks near the augers 81 and 86 can be prevented.

Since the hopper 66 projects outward from the side plate 34a of the fixed housing body 31, it is possible to work while looking at the hopper 66 from the driver's seat 3, and the work can be performed easily and accurately.

In the rice husk feeding device, as shown in FIG. 4, the hydraulic cylinder 21 is driven to tilt the main elevating arm 15 with respect to the main frame 14 so that the hopper 66 together with the fixed housing body 31 is moved. You can adjust the height of. At this time, as the piston rod 24 of the hydraulic cylinder 21 extends, the main elevating arm 15 tilts in a direction in which the main lifting arm 15 moves forward with the support shaft 17 as a fulcrum. Also, if the piston rod 24 contracts, the main lift arm 15
Moves in reverse.

By adjusting the height of the hopper 66, it is possible to properly adjust the height of the upper surface of the rice husks which are leveled by the lower surface of the hopper 66 and which has entered the groove. Further, as shown by a solid line in FIG. 4, by raising the hopper 66 that protrudes outward and downward from the fixed housing body 31, when the traveling vehicle body 1 travels without supplying chaff,
66 can prevent it from hitting the convex part of the ground and getting in the way. If the hopper 66 is in the way of transporting the rice husk supply device by truck or the like, the hopper 66 may be raised.

Further, the hopper 66 and this hopper 66
The auger 86 on the side, as shown in FIG.
It can be removed from the 31 side. To remove the hopper 66, first remove the auger 86 from the bearing 87 of the hopper 66, and attach the auger 86 to the auger on the fixed housing body 31 side.
Remove from 81. Then, after removing the hook 70 on the hopper 66 side from the hook receiver 64 on the fixed housing body 31 side, the hopper
The inlet portion 67 including the 66 engagement pieces 69 is pulled out from the concave portion 62 of the fixed housing body 31. On the other hand, when installing the hopper 66, conversely, fix the inlet 67 of the hopper 66 to the fixed housing body.
After fitting the hook 70 to the recess 62 of the
Hang on. Next, one end of the auger 86 is connected to the auger 81 in the fixed housing body 31 by the bearing 83, and the other end of the auger 86 is supported by the bearing 87 of the hopper 66.

By removing the hopper 66 from the fixed accommodating body 31 when it is unnecessary, the hopper 66 can be kept out of the way when the rice husk feeding device itself is stored or transported.

The rice husk supply device is used for driving the traveling vehicle body 1, operating the augers 81, 86, and the dump housing body 41.
, The operation of the main elevating arm 15, and the opening and closing of the lid 72 can all be performed by the operation unit 4 of the driver's seat 3, and can be easily handled by one operator. Therefore, the burial work using rice hulls can be automatically and efficiently performed with only one person, and the cost can be reduced. No heavy labor is required. Moreover, the finish of the work can be good, as already described.

The present invention is not limited to the above embodiment, and various modifications can be made. For example,
In the above embodiment, the supply was rice husk,
It can be used to supply the same kind of rice husks. In the above embodiment, the traveling direction of the traveling vehicle body 1 and the
The directions of the rotation axes of 41 are orthogonal to each other, but both directions may be parallel to each other. Further, the drive source of the main lifting arm and the drive source of the dump housing body are not limited to the hydraulic cylinder as in the above embodiment. Further, the detailed configuration of the supply device is not limited to that of the above embodiment, and various configurations can be adopted.

[0035]

According to the invention of claim 1, a fixed housing body having left and right side plates is fixed to a base frame provided on a traveling vehicle body, and a dump plate having a bottom plate and a rear plate at a front portion of the base frame. The lower front part of the storage body is rotatably supported by a support shaft in the left-right direction, and the dump storage body is tilted by the drive of the dump drive source, and the hopper is placed outside the front lower part of the side plate of the fixed storage body. Since the auger was installed from the front lower part of the fixed accommodation body to the inside of the hopper, heavy work is not required when burying with rice husks in, for example, underdrain drainage work, and it is possible to work efficiently with a small number of personnel. The cost can be reduced, and by controlling the tilting of the dump housing body in addition to the auger, the rice husk supply rate can be adjusted appropriately. Can, with good finish can be obtained, the cereals in the container body cut - use without waste.

Further, according to the invention of claim 2, the base frame includes a main frame fixed to the traveling vehicle body,
The main elevating arm is rotatably supported on the rear part of the main frame by a horizontal shaft, and the main elevating arm is tilted by driving an arm drive source. Since the fixed housing body is fixed, the height of the hopper can be adjusted by tilting the main elevating arm, which makes it possible to adjust the height of the upper surface of the rice husks that is leveled by the lower surface of the hopper, and also the supply of rice husks. When running the traveling vehicle body without
You can raise the hopper out of the way.

According to the third aspect of the invention, the hopper is detachable from the fixed housing body, and
The auger is divided between the fixed storage body side and the hopper side, and the auger on the hopper side is made detachable together with the hopper, so when it is unnecessary, the hopper and the auger on the hopper side can be removed so as not to be in the way. .

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a rice husk feeding device of the present invention.

FIG. 2 is a schematic longitudinal sectional view of the same.

FIG. 3 is an explanatory diagram of tilting of the dump storage body.

FIG. 4 is an explanatory diagram of tilting of a main lifting arm of the same.

FIG. 5 is a schematic cross-sectional view of the above.

FIG. 6 is a perspective view showing a state in which the hopper is removed.

[Explanation of symbols]

 1 traveling body 11 base frame 14 main frame 15 main lifting arm 17 support shaft 21 hydraulic cylinder (arm drive source) 31 fixed storage bodies 34a, 34b side plate 41 dump storage body 42 bottom plate 43 rear plate 51 hydraulic cylinder (dump drive source) 66 Hopper 81 Auger 86 Auger

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[Procedure amendment]

[Submission date] January 17, 1995

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0016

[Correction method] Change

[Correction content]

A dump housing body 41 is tiltably supported inside the fixed housing body 31. The dump housing body 41 includes a bottom plate 42, a rear plate 43 that rises vertically from the rear edge of the bottom plate 42, and left and right side plates that bend vertically from both left and right side edges of the bottom plate 42 and the rear plate 43 and project forward. 44 and is open forward and upward. The rear plate 43 can be opened and closed.
The front edge of the bottom plate 42 is
Is rotatably connected to the bottom plate 32 by a horizontal support shaft 45. The side plates 44 of the dump containing body 41 are along the inner surfaces of the side plates 34a and 34b of the fixed containing body 31, respectively.

Claims (3)

[Claims] 1. A traveling vehicle body, a base frame provided on the traveling vehicle body, a fixed accommodating body having left and right side plates fixed to an upper side of the base frame, and a front lower portion in a left-right direction on a front portion of the base frame. , A dump housing body having a bottom plate and a rear plate rotatably supported by a support shaft, a dump drive source for driving and tilting the dump housing body, and an outside portion of the side plate of the fixed housing body projecting outward. A rice husk supply device comprising: a hopper provided; and an auger provided from a lower front portion in the fixed housing body to the inside of the hopper. 2. The base frame comprises a main frame fixed to the traveling vehicle body, and a main elevating arm rotatably supported on a rear portion of the main frame by a lateral support shaft. The rice husk supply device according to claim 1, further comprising an arm drive source for driving and tilting the main lifting arm, wherein the fixed housing body is fixed on the main lifting arm. 3. The hopper is detachable from a fixed housing body, the auger is divided into a fixed housing body side and a hopper side, and the hopper side auger is removable. The rice husk supply device according to claim 1 or 2.