JP2860864B2 - Grain bag dumping device in grain carrier - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grain transporter having a grain bag mounted on a truck bed with grains harvested in a field by a combiner or other harvester. The present invention relates to a grain bag dumping device for a grain carrier for rotating a grain bag on a truck bed in a work where the grain bag is transported to an installed work place or a facility where a grain processing device is installed.

More specifically, a cage-like frame is mounted on a truck bed, and an opening for introducing a grain is provided on the upper surface side of the frame so as to be openable and closable, and a discharge port is provided on the bottom side. In a grain carrier having a configuration in which a grain bag having an opening and closing freely openable is supported, a floor surface of a frame for supporting a bottom surface of a grain bag supported on a frame mounted on a loading platform is dumped. The present invention relates to a dump device that causes a bottom portion of a grain bag to be dump-rotated toward an opening for discharge by being moved.

[0003]

2. Description of the Related Art A dumping device for a grain bag in a grain transport vehicle of the above-described type is a conventional device in which a floor plate of a cage-like frame for suspending a grain bag is attached to a bottom side of the grain bag. The grain bag is formed on an inclined plate that is inclined in the direction of the grain discharge opening, and when the grain bag discharge opening is opened, the bottom surface of the grain bag is opened for discharge. In such a manner that the grains in the grain bag are smoothly discharged from the opening for discharging the grains.

[0004]

In a conventional grain bag dumping device for a grain carrier, a floor surface of a cage-like frame for suspending a grain bag is inclined in advance in the direction of a discharge opening. Just because the frame itself is in a fixed state, only the bottom of the grain bag suspended on the frame is inclined,
By keeping the grain bag in the suspended position, the efficiency of the grain discharge operation is poor, and the grain remains in the grain bag, and until all the grains are discharged from the grain bag. Has a problem that takes a long time.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems occurring in the conventional means, and is intended to be suspended on a cage-like frame mounted on a truck bed to constitute a grain carrier. An object of the present invention is to provide a new means for allowing a grain bag to be dumped and rotated as a whole so that a grain discharging operation can be performed quickly.

[0006]

According to the present invention, as a means for achieving the above object, there is provided a base frame B formed in a frame shape which can be mounted on a carrier 1 of a truck T. The rear frame 2 of the cage-like frame F for suspending the grain bag G is erected so as to be a rigid frame integral with the base B,
The lower end and the upper end of the rear frame 2 are rotatably connected to the rear ends of the floor member 3 and the ceiling frame 5 of the frame F via connecting shafts 20 and 21, respectively. The upper end and the lower end of the front frame 4 of the frame F are connected to the front end of the member 3 and the front end of the ceiling frame 5, respectively.
The front frame 4 is fixed to the base B by rotating the floor member 3 and the ceiling frame 5 so as to fasten the frame f to the rear frame 2.
To the frame of a parallel ring mechanism that rises and falls in parallel with the above, and the front end side of the floor member 3 is connected to the operating part of the elevator 7 mounted on the base B, and the upper surface side is used for grain input. A grain bag G having a discharge tube 9a for discharging grains at a part on the bottom side of the peripheral surface is provided so as to be openable and closable by binding and releasing a binding strap. Is mounted in the frame F so as to protrude rearward through the rear frame 2 and is suspended therefrom.

[0007]

Next, an embodiment will be described in detail with reference to the drawings. FIG.
1 is a side view of an entire grain transport vehicle for carrying out the present invention, in which T is a truck, B is a base mounted on a carrier 1 of the truck T, and F is a cage-shaped frame supported on the base B. , G indicate a grain bag suspended on the frame F.

[0008] The truck T is a normal one and its carrier 1
A cargo frame 10 is provided on the left and right side edges and the rear edge of the frame so as to be freely opened and closed.

The base B has a width corresponding to the surface of the loading platform 1 so that it can be freely taken off and loaded on the loading platform of the truck T.
It is formed in a substantially square frame shape in plan view (FIG. 5).

The frame F is mounted on the upper surface of the base B mounted on the upper surface of the carrier 1 of the truck T. The frame F has a rear frame 2 integral with the base B rising from the rear end of the base B, and the rear end is connected to the lower end of the rear frame 2 by a connection shaft 20 and overlaps the upper surface of the base B. A floor member 3 and a connecting shaft 4 whose lower end is connected to the front end of the floor member 3;
0, the front frame 4 being connected to the front frame 4 and rising from the front end of the floor member 3 in parallel with the rear frame 2, and between the upper end of the front frame 4 and the upper end of the rear frame 2. The floor member 3
And the front frame 4 and the rear frame 2
And the ceiling frame 5 connected by the connecting shafts 41 and 21 to form a cage, and the entire cage-shaped frame F is provided above and below the rear frame 2 fixed to the base B. As the floor member 3 and the ceiling frame 5 rotate up and down about the connection shafts 20 and 21, the front frame 4 moves up and down while maintaining a posture parallel to the rear frame 2 as shown in FIG. 4. To form a parallel link mechanism-shaped frame.

The rear frame 2 of the frame F rising from the rear end of the base B is framed in a gate shape in a front view by left and right columns 2a, 2a and a connecting member 2b bridged therebetween. The lower ends of the columns 2a are integrally connected to the base B, and an oblique reinforcing frame 2c is provided between the upper end of the rear frame 2 and the front end of the base B as shown in FIG. The bridge forms a rigid frame integral with the base B.

An elevator 7 for vertically moving the floor member 3 about the connection shaft 20 is mounted on the base B.

The elevator 7 is, in this example, a machine frame 7.
This is a manual winch that winds a cable 72 serving as an operating unit by rotating a drum 70 that is rotatably supported in a by operating a handle 71 provided on the outer surface of the machine frame 7a.

And the elevator 7 which is the winch is
The base B is attached to the front end portion of the base B on the front side of a column 6 that stands upright from the front frame 4.
The cable 72 which is pulled out from the peripheral surface of the drum 70 is guided upward along the front surface of the column 6, and is supported on the front side and the rear side of the upper end of the column 6, respectively. It is guided to the rear side of the column 6 via the pulleys 73 and 74, lowered along the rear surface 6 a of the column 6, and provided at the left and right central portions at the front end of the floor member 3 overlapping the upper surface of the base B. It is wound around a pulley 75 that is supported by the metal fitting 30 from the rear side to the front side, and is guided again upward. The upper end of the pulley 75 is connected to the shaft of the rear pulley 74 or the upper end of the column 6. When the operating handle 71 of the elevator 7 is operated to wind and rotate the drum 70 and wind the cable 72, the hanging metal fitting 30 at the front end of the floor member 3 raises the pulley 75 which is pivotally supported by the cable. In operation, the front end of the floor member 3 is suspended. Gradually raised, as shows the frame F in FIG. 4, the rear frame 2 to stand on the rear end portion of the base B
With the fulcrum as a fulcrum, the front frame 4 is moved up and down like a parallel link mechanism that moves up and down while maintaining a posture parallel to the rear frame 2, and this operation deforms the floor member 3 into a parallel link mechanism. While being assembled into the frame F that constitutes the frame, it is rotated upward about the connecting shaft 20 and inclined rearward, and at the same time, the entire frame F moves rearward while moving the front end side rearward. It is designed to tilt and rotate.

The hanging member 30 provided on the front end side of the floor member 3 and connected to the cable 72 as an operating member of the elevator 7 may be provided in a state of being integrally connected to the floor member 3. However, in this embodiment, as shown in FIG. 6, a sheath tube 31 extending in the front-rear direction is provided at a central portion on the left and right sides of the floor member 3, and a rod 32 is inserted and inserted into the sheath tube 31 in a freely movable piston shape. A hanging fitting 30 is mounted on the outer end of the rod 32, and the hanging fitting 30
The cable 72 is wound around the pulley 75 which is pivotally supported by the lifting device 7, and the lifting bracket 7
Is raised, the hanging fitting 30 is pulled out toward the column 6 by the sliding operation of the rod 32, and the rear surface 6 of the column 6 is moved.
It is designed to rise along a. At this time, a pulley 75 pivotally supported by the hanging bracket 30 by the cable 72 is provided.
When pulling up, the pulley 75 comes close to the rear surface 6a of the column 6 by the force acting in the direction in which the rod 32 is pulled out. Alternatively, a roller in contact with the rear surface 6a of the column 6 may be separately provided on the front side of the hanging bracket 30, and the pulley 75 may be raised along the rear surface of the column 6 using the rear surface 6a of the column 6 as a guide surface. It is.

The base B is formed separately from the support 8 mounted on the carrier 1 of the truck T. The support 8 is framed in a square frame shape as shown in FIG. 7, and a vertical support shaft 80 is provided at a central portion thereof, which is shown in FIG. 5 described above. As described above, by rotatably fitting the bearing member 81 provided at the central portion of the base B, the bearing member 81 can be freely swung in a turntable shape with respect to the support 8. On the lower surface side of the base B, wheels 82... For guiding the turning operation around the support shaft 80 are supported, and on the upper surface of the support 8, the wheel The rails 83 for running 82 are supported shafts 8
It is provided annularly along an imaginary circle centered at zero.

The turning operation of the base B about the support shaft 80 is performed by moving the above-mentioned frame F mounted on the base B into
It is performed by pushing in the turning direction by manual operation. Then, by the turning operation of the base B, the direction of the above-described inclined rotation of the frame F mounted on the bed 1 of the truck T can be freely selected with respect to the bed 1 of the truck T.

The grain bag G is provided with an opening 90 for feeding a grain on the upper surface side so as to be openable and closable by a binding strap, and a discharge cylinder 9a for discharging the grain is provided on the bottom side of the peripheral surface. The opening 91 at the tip of the opening is closed in a state where the outlet tube 9a is closed by binding the outlet tube 9a with a tying string. Grain bag G
Is dropped into the frame F formed in a cage shape,
A sheath-shaped locking portion 92 formed on a peripheral wall made of cloth or the like.
Is inserted through the girder of the ceiling frame 5 and the girder of the front frame 4 and the girder of the rear frame 2 of the frame F so as to be suspended and supported by the frame F.

The embodiment apparatus constructed as described above operates as follows. As shown in FIG. 1, the grain bag G suspended on the carrier 1 of the truck T suspended on the frame F has a frame F whose entire bottom surface overlaps with the upper surface of the base B.
A discharge cylinder 9a for discharging grains, which is supported on the flat upper surface of the floor member 3 and is formed on one side of the bottom, is connected to the frame F.
Is projected to the rear surface of the rear frame 2 through the space between the frames of the rear frame 2.

Therefore, as shown in FIG. 1, the loading frame 10 at the trailing edge of the loading platform 1 of the truck T is opened and rotated, and the discharge cylinder 9a at the bottom of the grain bag G is pulled out to the rear of the loading platform 1. When the opening 91 is opened by releasing the string that binds the discharge cylinder 9a, the grains packed in the grain bag G flow out of the opening 91 and are positioned behind the bed 1 of the truck T. It flows into the appropriate grain tank.

At this time, when the elevator 7 provided on the base B is operated, the bottom member 3 is inclined rearward while the frame F is deformed into a shape in which the front and rear widths are narrowed rearward as a whole. Thus, the grain bag G suspended on the frame F is brought closer to the discharge cylinder 9a so that the grain bag G is folded rearward while being inclined toward the discharge tube 9a. Flows down in the grain bag G so as to concentrate toward the discharge cylinder 9a, and flows out from the opening 91 at the tip end thereof.

At this time, if the base B is swiveled with respect to the abutment 8, the frame F and the grain bag G are completely swung, and the position of the discharge tube 9a at the bottom of the grain bag G and the truck are adjusted. The relationship between T and the bed 1 changes, and the direction in which the grains are discharged from the grain bag G can be selected and set as desired from the left side, right side, or rear side of the bed 1 of the truck T.

[0023]

As described above, in the grain bag dumping device of the grain transport vehicle according to the present invention, the cage-shaped frame F for suspending the grain bag G is mounted on the carrier 1 of the truck T.
The rear frame 2 that rises from the base B on the base B is not moved by the operation of the elevator 7 that is supported by the base frame B that is mounted on the base frame B so as to be freely taken up and down. After that, the frame F
As a whole, the front end side rises and deforms to a posture inclined rearward while narrowing the front and rear widths rearward like a parallel link mechanism, so that the rear side of the loading platform 1 is moved by the operation of the truck T. And the frame F on the carrier 1 by moving it to a position immediately adjacent to the grain dryer in which grain is to be stuffed.
When the rear frame 2 is in a state in which the rear frame 2 is close to the front surface of the grain dryer, and the front end of the frame F is raised from that state to incline the frame F backward, the rear frame 2 is It does not interfere with the front of the camera.

Moreover, due to the deformation of the cage-shaped frame F in the form of the parallel link mechanism, the bottom surface of the grain bag G suspended on the cage F is inclined downward toward the discharge cylinder 9a for discharging the grain. Since the whole grain bag G comes to be folded toward the discharge cylinder 9a side,
The discharge of the grain from the discharge cylinder 9a of the grain bag G and the pouring of the grain into the filling hopper of the grain dryer are performed extremely quickly.

[Brief description of the drawings]

FIG. 1 is a side view of a grain carrier for carrying out the present invention.

FIG. 2 is a side view of a main part of the grain transport vehicle.

FIG. 3 is a front view of a main part of the above.

FIG. 4 is an explanatory diagram of an operation of a main part of the above.

FIG. 5 is a plan view of a base of the grain carrier.

FIG. 6 is a partially broken plan view of the floor member.

FIG. 7 is a plan view of the abutment according to the third embodiment.

[Explanation of symbols]

B: Base, F: Frame, G: Grain bag, T: Truck, 1: Carrier, 10: Packing frame, 2: Rear frame, 2a: Support,
2b: connecting member, 2c: reinforcing frame, 20/21: connecting shaft, 3: floor member, 30: hanging bracket, 31: sheath tube, 32: rod, 4: front frame, 40/41: connecting shaft, 5 ... the ceiling frame,
Reference numeral 6: pillar, 6a: rear surface, 7: elevator, 7a: machine frame, 70
... Drum, 71 ... Handle, 72 ... Cable, 73.7
4, 75: pulley, 8: abutment, 80: support shaft, 81: bearing member, 82: wheel, 83: rail, 9a: discharge cylinder, 90
91: Opening, 92: Locking part.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-60-199744 (JP, A) JP-A-62-184941 (JP, A) JP-A-56-154340 (JP, A) 138253 (JP, U) Fully open 1988-192145 (JP, U) Fully open 2-43728 (JP, U) Fully open 1984-59,834 (JP, U) Fully open, 64-28336 (JP, U) Japanese Utility Model Application Hei 2-49630 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) B60P 1/00-1/64 B60P 3/00-3/42 A01F 12/46 A01F 12 / 50-12/60

Claims (1)

(57) [Claims] 1. A rear frame 2 of a cage-like frame F for suspending a grain bag G is mounted on a rear end side of a base frame B formed in a frame shape that can be mounted on a loading platform 1 of a truck T. B, and a floor frame 3 and a ceiling frame 5 of the frame F are provided on a lower end and an upper end of the rear frame 2.
The rear end of each of them via connecting shafts 20 and 21
The front end of the floor member 3 and the ceiling frame are rotatably connected to each other.
5 and the upper end of the front frame 4 of the frame F
The lower end is connected via connecting shafts 40 and 41, respectively.
The frame f is moved forward by the rotation of the floor member 3 and the ceiling frame 5.
The frame 4 moves up and down in parallel with the rear frame 2 fixed to the base B
Of the floor member 3
On the front end side, the operating part of the elevator 7 mounted on the base B is
An opening 90 for grain input is provided on the top side so as to be openable and closable.
A discharge cylinder 9a for discharging grain is bound to a part of the bottom side of the peripheral surface
Grain bag G that can be opened and closed by binding and releasing the string,
A state in which the discharge cylinder 9a projects rearward through the rear frame 2.
A grain bag dump device for a grain carrier, wherein the grain bag is mounted in a frame F and suspended .