JP2017190649A - Water path digging machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a water path digging machine, in which, since an attachment frame is connected to a traveling machine with a connection mechanism, a machine frame is arranged on the attachment frame in a guide movable manner in lateral direction relatively to traveling direction of the traveling machine with a traveling guide mechanism, and the machine frame comprises a soil discharging mechanism for digging mud on water path and throwing up the mud to discharge it to side position of the water path, when the traveling guide mechanism places the soil discharging mechanism on the water path, such as irrigation ditch of a cultivated field or a water discharge path and the traveling machine travels along the water path, the soil discharging mechanism digs mud in the water path and throws up the mud to discharge it to the side position of the water path, therefore mud accumulated in the water path may be dug and the mud is thrown up and discharged to the side position of the water path.SOLUTION: An attachment frame 3 is connected to a traveling machine 1 with a connection mechanism 2; a machine frame 9 is arranged on the attachment frame in a guide movable manner in lateral direction relatively to traveling direction of the traveling machine with a traveling guide mechanism 10; and a soil discharging mechanism 11 for digging mud (D) in a water path (W) and throwing up the mud to discharge (Q) it to side position of the water path is arranged on the machine frame.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a waterway excavator used for excavation of mud deposited in a waterway such as a waterway or a drainage channel in a field.

  Conventionally, as this type of waterway excavator, a mounting frame body is connected to a traveling machine body by a connecting mechanism, and the machine frame body can be guided and moved in a lateral direction with respect to the traveling direction of the traveling machine body by a movement guide mechanism. A bucket structure excavating mechanism for excavating mud in the water channel and transporting it upward and a soil discharging mechanism for discharging the mud transported upward to the side of the water channel It has been known.

Japanese Patent No. 3314320

  However, in the case of the above-described conventional structure, a bucket structure excavating mechanism for excavating mud in the water channel and transporting it upward in the machine frame and a soil discharging mechanism for discharging the mud transported upward to the side of the water channel are provided. Therefore, the structure is likely to be complicated and expensive, and it is difficult for ordinary farmers to increase the economic burden, it is easy to increase the weight, and it is difficult to enter the farm due to excessive stepping of the field scene. It has the disadvantage of being.

  The present invention aims to solve these disadvantages. Among the present inventions, the invention according to claim 1 is that the mounting frame is connected to the traveling machine by a connecting mechanism, and the machine frame is connected to the mounting frame. The body is provided so as to be able to guide and move in the left and right direction with respect to the traveling direction of the traveling machine body by the movement guide mechanism, excavating mud in the water channel in the machine frame and discharging the mud to the side position of the water channel. It exists in the excavator for waterways characterized by providing the earth mechanism.

  According to a second aspect of the present invention, there is provided a spiral blade body capable of excavating mud in the water channel and being rotationally transported toward the traveling machine body, and the mud soil rotated and transported by the spiral blade body as the water channel. The earth removal rotor which consists of the earth jumping upper body which jumps up and discharges is provided in the side position of the above, and the invention according to claim 3 is characterized in that the earth removal rotor is located in the waterway inward position. Alternatively, a position change mechanism for changing the position to the upper position of the water channel is provided, and the invention according to claim 4 is characterized in that, as the position change mechanism, the earth removal rotor is set to the water channel inner position. A swing mechanism for swinging between the upper position of the water channel is provided, and the invention according to claim 5 is characterized in that, as the movement guide mechanism, the mounting frame body includes the machine frame. The body is opposed to the traveling direction of the traveling aircraft by a horizontal link mechanism. The invention according to claim 6 is a reaction force that receives a reaction force accompanying a soil removal operation by the soil removal mechanism on the machine frame body. A receiving body is provided.

  As described above, according to the present invention, the mounting frame body is connected to the traveling machine body by the connecting mechanism, and the machine frame body is connected to the mounting frame body by the movement guide mechanism with respect to the traveling direction of the traveling machine body. It is provided so that it can be guided and moved in the left and right directions, and excavating mud in the water channel in the machine frame and a soil removal mechanism that jumps and discharges mud to the side position of the water channel. If a soil removal mechanism is arranged in the waterway by a movement guide mechanism and the traveling body travels along the waterway, mud in the waterway is excavated by the soil removal mechanism and mud is jumped and discharged to a side position of the waterway. As a result, the mud accumulated in the water channel can be excavated and discharged to the side of the water channel, and the mud in the water channel can be easily excavated and removed. It can be discharged to the side of the waterway and excavation workability Can be above, can be a simple structure, it is possible to reduce the weight and manufacturing cost.

  Further, in the invention described in claim 2, as the soil removal mechanism, the mud mud in the water channel is excavated and the mud mud is rotated and transferred by the spiral blade body that can be rotated and transferred to the traveling machine body side. Since the earth removal rotor which consists of the earth jump upper body which jumps up and discharges to the side position of the water channel is provided, the mud soil in the water channel is excavated by the spiral action of the spiral blade body by the rotation of the earth removal rotor. The mud mud that has been rotated and transferred to the side is levitated and discharged to the side position of the water channel by the rotation of the upper body, so that the mud in the water channel can be easily excavated and removed and discharged smoothly. The workability can be improved, and the invention according to claim 3 is provided with a position changing mechanism for changing the position of the earth removal rotor to the waterway inner position or the waterway upper position. During excavation work, remove the earth removal rotor. It is placed in the inward position of the road, and the earth removal rotor can be located above the water channel during non-excavation work, and the position of the earth removal rotor can be changed during excavation work or non-excavation work. Further, in the invention according to claim 4, as the position changing mechanism, a rocking mechanism for rocking the earth removal rotor between the water channel inner position and the water channel upper position is provided. Therefore, the position of the earth removal rotor can be easily changed, workability can be improved, the structure of the rocking mechanism can be simplified, and the invention according to claim 5 can be used. Then, as the movement guide mechanism, the machine frame body is provided on the mounting frame body so as to be movable in the left-right direction with respect to the traveling direction of the traveling machine body by a horizontal link mechanism. Smoothly move left and right with respect to the direction of travel And the workability can be improved, and the structure of the movement guide mechanism can be simplified. In the invention according to claim 6, the machine frame body is provided with the soil removal mechanism. Since the reaction force receiving body that receives the reaction force accompanying the soil removal operation is provided, the excavation work by the soil removal mechanism can be performed reliably, and the excavation and soil removal workability can be improved.

1 is an overall side view of an embodiment of the present invention. It is a partial expanded side view of the embodiment of the present invention. It is a partial enlarged plan view of an example of an embodiment of the invention. It is a partial expanded side view of the embodiment of the present invention. It is a partial enlarged plan view of an example of an embodiment of the invention. It is a partial expanded rear view of the embodiment of the present invention. It is a partial expanded side sectional view of an example of an embodiment of the invention.

  FIGS. 1 to 7 show an embodiment of the present invention. Reference numeral 1 denotes a traveling machine body, in which case a tractor is used. As shown in FIG. 1, the traveling machine body 1 includes traveling wheels 1a. A mounting frame 3 is connected to the rear portion of the machine body 1 by a three-point link type connecting mechanism 2 so as to be movable up and down.

  In this case, as shown in FIGS. 1, 2, and 3, the coupling mechanism 2 is provided with a lower link 4 projecting at the lower part of the left and right sides of the tractor as the traveling machine body 1 and projecting at the upper part of the left and right sides of the tractor. It is constituted by a three-point link type coupling mechanism comprising a swing arm 5, a lifting link 6 that connects the middle portion of the swing arm 5 and the lower link 4, and an upper link 7 that projects from the top of the tractor. The tip of the lower link 4 and the tip of the upper link 7 are connected to the mounting frame 3 by connecting pins 8, 8, and 8, and the mounting frame 3 can be moved up and down by a swing arm 5 that swings hydraulically. ing.

  Reference numeral 9 denotes a machine frame. In this case, as shown in FIGS. 1, 2, and 3, the machine frame 9 is moved to the mounting frame 3 in the horizontal direction with respect to the traveling direction of the traveling machine 1 by the movement guide mechanism 10. It is provided so that it can be guided and moved freely.

  In this case, as shown in FIGS. 2 and 3, a horizontal link mechanism S is used as the movement guide mechanism 10, and a pair of support links 10 a. The base portion of 10a is pivotally attached to the support pieces 10b and 10b by pins 10c and 10c, and the distal end portion of the support link 10a and 10a is pivotally attached to the support pieces 10d and 10d by pins 10e and 10e, while being supported by the pin 10c. A moving cylinder 10f is pivotally mounted by a pin 10g between the middle portions of the link 10a, so that the machine frame body 9 can be attached to the traveling machine body 1 at the time of excavation work, transport work, non-digging work such as storage. It is configured to be movable E in the left-right direction with respect to the traveling direction.

  Reference numeral 11 denotes a soil removal mechanism. In this case, as shown in FIGS. 4 and 5, the soil removal mechanism 11 is disposed in the machine frame body 9 to excavate the mud D in the water channel W and place the mud D in a lateral position of the water channel W. It is structured to jump up and discharge Q.

  In this case, as the soil removal mechanism 11, the mud D in the water channel W is excavated by rotation K around the rotation axis P of the rotor shaft 12c as shown in FIGS. The spiral blade body 12a that can be rotated and transported in the direction L and the mud soil D that is transported and rotated by the spiral blade body 12a jumps to the side position of the water channel W, in this case, to the front side position in the traveling direction Q A soil removal rotor 12 comprising a body 12b is provided.

  Further, in this case, as shown in FIG. 2, a position changing mechanism 13 for changing the position of the earth removal rotor 12 to the inward position H of the water channel W or the upper position T of the water channel W is provided.

  In this case, as shown in FIG. 2, the position changing mechanism 13 is provided with a rocking mechanism 14 for rocking R of the earth removal rotor 12 between the inner position H of the water channel W and the upper position T of the water channel W. ing.

  That is, in this case, as shown in FIGS. 2, 6, and 7, a gate-shaped earth removing frame 11a is provided on the machine frame 9 so as to be swingable up and down by a fulcrum shaft cylinder 11b. 9a is erected, and a swing cylinder 11c is installed between pins 9d and 11d between the bracket 9a and the earth discharge frame 11a, and the rotor shaft 12c of the earth removal rotor 12 is rotatably installed on the earth removal frame 11a. Then, an earth jump upper body 12b having an inclined plate surface is fixed to the traveling machine body 1 side of the rotor shaft 12c of the earth removal rotor 12, and the earth removal frame body 11a is attached to the axis O of the fulcrum shaft cylinder 11b by the swing cylinder 11c. It is configured to swing up and down as the center, and to change the position of the earth removal rotor 12 to the inward position H of the water channel W or the upper position T of the water channel W.

  In this case, as shown in FIGS. 1, 2, and 3, a gear mechanism 15a is arranged on the machine frame 9 as the rotational drive mechanism 15 of the earth removal rotor 12 of the earth removal mechanism 11, and the input shaft 15b of the gear mechanism 15a is arranged. And the power take-off shaft 1b of the traveling machine body 1 are connected by a universal joint 15c, a main shaft 15d is installed in the machine frame 9, and an output shaft 15e and a main shaft 15d of the gear mechanism 15a are connected to each other. The driving sprocket 15f is fixed, the driven sprocket 15g is fixed, the chain 15h is hung between the driving sprocket 15f and the driven sprocket 15g, and the axis O of the fulcrum shaft cylinder 11b and the axis O of the main shaft 15d are the same. The earth removal rotor 12 is rotated K about the rotation axis P by the power take-off shaft 1b of the traveling machine body 1 and the earth removal low is caused by the swing cylinder 11c. It is constructed by providing freely swing vertically and 12 around the axis O of the spindle 15d.

  Reference numeral 16 denotes a reaction force receiver. In this case, it is formed in a conical shape as shown in FIG. 3, and a support cylinder 16a is attached to the machine frame body 9 as shown in FIGS. 2 and 3, and the support cylinder 16a. A leg 16b is vertically suspended by a rotation of a handle 16c and a screw mechanism (not shown) so as to be vertically adjustable, and a reaction force receiver 16 is attached to the leg 16b by an axle 16d.

  Since this embodiment is configured as described above, the mounting frame 3 is connected to the traveling machine 1 by the connecting mechanism 2 and the machine frame 9 is moved to the mounting frame 3 as shown in FIGS. The guide mechanism 10 is provided so as to be guided and moved in the left-right direction with respect to the traveling direction of the traveling machine body 1, excavating the mud D in the water channel W in the machine frame 9 and jumping the mud D to the lateral position of the water channel W. Since the soil discharging mechanism 11 for discharging Q is provided, the soil discharging mechanism 11 is arranged by the movement guide mechanism 10 above the water channel W such as the irrigation channel or drainage channel of the farm field M as shown in FIG. 5 from the state of FIG. When the traveling machine body 1 travels along the water channel W, the mud D in the water channel W is excavated by the soil removal mechanism 11 and the mud D jumps up to a side position of the water channel W as shown in FIGS. The mud D accumulated in the water channel W is excavated and the mud D is jumped to the side position of the water channel W. It is possible to discharge Q, the mud D in the water channel W can be easily excavated and removed, and the excavated mud D can be discharged and discharged Q to the side position of the water channel W, thereby improving excavation workability. It can improve, it can be set as a simple structure, and it can aim at weight reduction and reduction of manufacturing cost.

  In this case, as the soil removal mechanism 11, the mud D in the water channel W is excavated, and the spiral blade 12 a that can be rotationally transported L to the traveling machine body 1 side and the mud D that is rotationally transported L by the spiral blade body 12 a. Since the earth removal rotor 12 composed of the earth jump upper body 12b that leaps up and discharges Q is provided at a side position of the water channel W, the mud in the water channel W is rotated by the rotation K about the rotation axis P of the earth removal rotor 12. D is rotated and transported L to the traveling machine body 1 side while being excavated by the spiral action of the spiral blade body 12a, and the mud D that has been transported and rotated L is jumped to the side position of the water channel W by the rotation of the earth jump upper body 12b. In addition, the mud soil D in the water channel W can be easily excavated and removed, and can be smoothly discharged, so that the workability can be improved. Position changed to position H or upper position T of waterway W Since the position changing mechanism 13 is provided, the soil removal rotor 12 is disposed at the inward position H of the water channel W during excavation work, and the soil discharge rotor 12 is disposed at the position T above the water channel W during non-excavation work. Therefore, the position of the earth removal rotor 12 can be changed during excavation work or non-excavation work, and workability can be improved. In this case, the position change mechanism 13 can be used as the earth removal rotor. Since the rocking mechanism 14 that rocks 12 between the inward position H of the water channel W and the upper position T of the water channel W is provided, the position of the earth removal rotor 12 can be easily changed, and workability is improved. The structure of the swing mechanism 14 can be simplified, and in this case, as the movement guide mechanism 10, the frame 9 is mounted on the mounting frame 3 by the horizontal link mechanism S as the traveling frame. In the direction of travel of Aircraft 1 Therefore, the machine frame body 9 can be smoothly moved in the left-right direction with respect to the traveling direction of the traveling machine body 1, and the workability can be improved. 10 can be simplified, and in this case, the machine frame 9 is provided with the reaction force receiver 16 that receives the reaction force accompanying the earthing operation by the earthing rotor 12, so Excavation work by the earth removal rotor 12 of the mechanism 11 can be performed reliably, and excavation earth removal workability can be improved.

  In addition, this invention is not restricted to the said Example, The traveling body 1, the connection mechanism 2, the attachment frame 3, the machine frame 9, the movement guide mechanism 10, the earth removal mechanism 11, the earth removal rotor 12, spiral blade The structure and the like of the body 12a, the earth jump upper body 12b, the position changing mechanism 13, the swinging mechanism 14, and the reaction force receiver 16 are appropriately selected.

  As described above, the intended purpose can be sufficiently achieved.

W Waterway D Mud H Inward position T Upper position S Horizontal link mechanism R Swing L Rotation transfer Q Jumping discharge E Movement K Rotation 1 Traveling machine body 2 Connection mechanism 3 Mounting frame body 9 Machine frame body 10 Movement guide mechanism 11 Excavation Mechanism 12 Earth removal rotor 12a Spiral blade body 12b Earth jump upper body 13 Position changing mechanism 14 Oscillating mechanism 16 Reaction force receiver

Claims (6)

  A mounting frame is connected to the traveling machine body by a connecting mechanism, and the machine frame body is provided on the mounting frame body so as to be movable in a lateral direction with respect to the traveling direction of the traveling machine body by a movement guide mechanism. An excavator for a water channel comprising an excavating mechanism for excavating the mud and discharging the mud to a side position of the water channel.   As the soil removal mechanism, the mud soil in the water channel is excavated and the spiral blade body that can be rotated and transferred to the traveling machine body side, and the soil that jumps and discharges the mud soil rotated and transferred by the spiral blade body to the side position of the water channel. The waterway excavator according to claim 1, further comprising a soil discharge rotor made of a jumping body.   The waterway excavator according to claim 2, further comprising a position changing mechanism for changing the position of the earth removal rotor to a waterway inner position or a waterway upper position.   The waterway excavator according to claim 3, wherein the position changing mechanism is provided with a rocking mechanism for rocking the earth removal rotor between a waterway inner position and a waterway upper position.   5. The moving guide mechanism according to claim 1, wherein the machine frame body is provided on the mounting frame body so as to be movable in a horizontal direction with respect to a traveling direction of the traveling machine body by a horizontal link mechanism. The waterway excavator according to claim 1.   The waterway excavator according to any one of claims 1 to 5, wherein a reaction force receiving body that receives a reaction force accompanying a soil removal operation by the soil removal mechanism is provided on the machine frame body.