JPH0328417A - Pile driver for spiral pile and spiral pile - Google Patents

Abstract

PURPOSE:To attempt to improve work effectiveness by starting the driving motor of a driving part, fitting the upper end of a spiral pile to a pile insertion opening opened in the rotary part of a revolving mechanism part while a workman is holding the gate type holding frame of a handle part, and intruding into and vertically installing in the soil. CONSTITUTION:A revolving mechanism part 16 having a rotary part 14 wherein a pile insertion opening 12 is opened, a handle part 18 connected to the revolving mechanism part 16, and a driving part 20 fixed to the revolving mechanism part 16 are provided. And while a workman is holding the handle part 18, the upper end of a spiral pile 22 is inserted from the under surface of the pile insertion opening 12 of the rotary part 14 of the revolving mechanism part 16 and fixed. Next, while transmitting the turning force of the driving part 20 to the rotary part 14 of the revolving mechanism part 16, the spiral pile 22 is positively rotated and inserted into and vertically installed in a paddy field. When puling out, reversely rotate the spiral pile 22 vertically installed in the paddy field and pulled out. Thus, work is made easy, and generated of occupational diseases such as Raynaud's disease, etc., can be prevented.

Description

[Detailed description of the invention] ■. Object of the Invention (1) Industrial Application Field The present invention relates to a helical pile driver and a helical pile for mooring a rush protection net in a rice field planted with rushes.

(2) Conventional technology Conventionally, in paddy fields planted with rushes, in order to prevent the growing rushes from falling over, a large number of supports were erected at intervals of about 2 meters on both sides of the rush rows. The rush protection net is moored to the pole. However, driving a large number of supports using a hammer requires a lot of time and effort, and in recent years, pile drivers using vibrohammers have been developed to save labor in pile driving work.

(3) Problems to be Solved by the Invention However, when the above-mentioned vibrohammer is used, it generates noise and the vibrations tend to cause workers to contract occupational diseases such as wax disease. Ta.

In addition, when the soil is soft, the piles float and are difficult to drive, resulting in poor workability and low work efficiency.

Furthermore, when removing the protective net during rush harvesting, the work of removing these supports must be done exclusively by hand, and at this time, the work of removing the supports once buried in the soil involves shaking the support net horizontally. This work is extremely hard work,
Moreover, it was complicated and reduced the work efficiency of removing the pillars.

The present invention has been made in view of the above-mentioned conventional problems, and its purpose is to easily insert and remove an antibody having a screw body at its lower end into a paddy field while rotating it in forward and reverse directions. driving piles with almost no noise or vibration.
It is an object of the present invention to provide a pile driver and a spiral pile that can dramatically improve the workability of removal work and prevent the occurrence of occupational diseases such as crawling disease.

■． Arrangement of the Invention (1) Means for Solving the Problems In order to achieve the above object, the present invention provides a turning mechanism section 16 having a rotating section 14 equipped with a pile insertion opening 12, and a turning mechanism section 16 connected to the turning mechanism section 16. a handle part 18, and a drive part 20 which is fixed in close proximity to the turning mechanism part 16 or the handle part l8, is connected to the rotating part 14 of the turning mechanism part l6, and drives the rotating part 14 in forward and reverse directions. A pile driver 10 for a spiral pile is constituted by rotating the spiral pile 22 in forward and reverse directions while removably attaching the spiral pile 22 to the pile insertion opening 12 of the turning mechanism section 16.

Also. The turning mechanism part (6) includes a first gear box 24 and a rotating part l4 vertically supported in the first gear box 24, and the rotating part 14 has a rotating shaft 30 and a rotating part l4. A pile insertion port 12 opened in the shaft and the rotation shaft 30
It may also be provided with a turning gear 32 fixed to.

Further, the handle portion 18 may be formed of a gate-shaped gripping frame 34, and both side frames 36, 36 of the portal-shaped gripping frame 34 may be connected to both sides of the turning mechanism portion 16.

Further, the driving section 20 includes a second gear box 46 connected to the turning mechanism section 16 or the handle section 18 and provided with a forward/reverse mechanism 44 for driving the rotating section 14 forward/reverse, and this forward/reverse mechanism. 44, and an interlocking section 50 for interlocking the forward and reverse rotation mechanism 44 and the rotating section 14 of the turning mechanism section (6).

Further, a screw body 76 is provided continuously at the lower end of the rod body 72, and a fitting part 74 for fitting into the pile insertion opening 12 of the turning mechanism part 16 is provided at the upper end of the rod body 72. This constitutes a characteristic spiral pile 22.

(2) Function In the pile driver for spiral piles and spiral piles of the present invention, the prime mover of the drive section is started, and while the operator grasps the gate-shaped gripping frame of the handle section, the rotating section of the turning mechanism section is operated. The upper end of the helical pile is fitted into the opened pile insertion slot, and then the rotational force of the prime mover is transmitted to the rotating part, causing the helical pile to rotate together and bite into the soil to be erected. In addition, when removing a spiral pile from the soil, it can be removed by rotating the rotating part in the opposite direction.Since it uses rotational operation, there is no vibration or noise, and the pile driving work can be carried out efficiently. obtain.

(3) Embodiments Hereinafter, preferred embodiments of the present invention will be explained with reference to the accompanying drawings.

FIG. 1 shows a pile driver 10 for spiral piles according to an embodiment of the present invention.

In the figure, the pile driver 10 for spiral piles includes a turning mechanism part 16 having a rotating part 14 in which a pile insertion port 12 is opened, a handle part 18 connected to this turning mechanism part 16, and the turning mechanism part 16. The drive unit 20 is fixed to the drive unit 16.

Then, the operator inserts and fits the upper end of the spiral pile 22 into the lower surface of the pile insertion opening l2 of the rotating part l4 of the turning mechanism part 16 while grasping the handle part l8, and transfers the rotational force of the driving part 20 to the turning mechanism part. The helical pile 2 is transmitted to the rotating part 14 of l6.
2 is rotated in the forward direction to insert it into the paddy field, or the helical pile 22 installed in the paddy field is rotated in the reverse direction and pulled out.

As shown in FIGS. 2 to 4, the turning mechanism section l6 includes a first gear box 24 and a rotating section 14 vertically supported within the first gear box 24. The rotating part 14
a rotating shaft 30 supported by bearings 28, 28 fixed to the inner surfaces of the upper and lower plates 26, 26 of the first gear box 24;
It has a turning gear 32 fixed to this rotating shaft 30, and a pile insertion opening 12 is opened at the axis of the rotating shaft 30.

The handle portion 18 is composed of a gate-shaped gripping frame 34, and an intermediate position between both side frames 36, 36 of the portal-shaped gripping frame 34 is a plate protruding from both sides of the first gear box 24 of the turning mechanism portion 16. It is fixed to the pieces 38, 38, and the side frames 36, 3
A pair of handles 40, 40 are attached to the upper and lower ends of 6.

As shown in FIGS. 1, 3 to 8, the drive unit 20 is
It is installed on the upper surface of the turning mechanism section 16 near one end.

The drive section 20 is connected to the first gear box 24 of the turning mechanism section 16 by a connecting plate 42, and has a second gear equipped with a forward/reverse mechanism 44 for driving the rotating section l4 of the turning mechanism section l6 in forward and reverse directions. A box 46, a prime mover 48 connected to interlock with the forward/reverse mechanism 44, and an interlocking section 50 interposed between the forward/reverse mechanism 44 and the rotating section l4 of the turning mechanism section 16.
It has

As shown in FIGS. 5 to 8, the second gear box 4
Reference numeral 6 includes a driving shaft 56 which is connected to a rotating shaft 52 of the prime mover 48 through a joint plate 54 and is pivotally supported at the top of one end within the second gear box 46, and a second shaft which is pivotally supported below this driving shaft 56.
A driven wheel 58 whose lower end protrudes from the lower surface of the gear box 46
and a forward/reverse rotation mechanism 44 for interlocking the driven shaft 58 and the driving shaft 56.

The forward/reverse mechanism 44 includes a first clutch plate 60a that directly connects the driven shaft 58 to the driving shaft 56 and rotates the driven shaft 58 in the forward direction.
, first and second gear trains 62a and 62b provided for reversely rotating the driven shaft 58 with respect to the driving shaft 56, and a second clutch plate 60b for interrupting interlocking of the first gear train 62a. and the first and second clutch plates Boa
, 60b are protruded from both sides of the second gear box 46.

Then, the first clutch plate 6 is rotated by the forward rotation operation lever 64a.
0a is turned ON and the second clutch plate 60b is turned OFF with the reverse operation lever 64b, the driven shaft 58 is directly connected to the driving shaft 56 and rotates forward together. Conversely, the forward rotation operation lever 64a
When the first clutch plate 60a is turned OFF and the second clutch plate 60b is turned ON using the reverse operation lever 64b, the rotational force of the driving shaft 56 is transferred to the first and second gear trains 62a. 62b to the driven shaft 58, and the driven shaft 58 is connected to the driving shaft 56.
It rotates in the opposite direction.

As shown in FIGS. 3 and 6, the interlocking section 50 interposed between the forward/reverse mechanism 44 in the second gear box 46 and the rotating section l4 of the turning mechanism section 16 is connected to the lower end of the driven shaft 58. It has a fixed interlocking gear 66, and a gear belt 68 made of synthetic rubber shown in FIG. 32 in the forward or reverse direction. In order to adjust the rotational speed of this turning gear 32, the helical pile 22 is shown in FIGS. 10 and 11, in which an accelerator lever 70 of the prime mover 48 is attached to the portal gripping frame 34 of the handle portion 18. . In the figure, the helical pile 22 includes a rod 72 made of wood or metal, and a fitting portion 74 protruding from the upper end of the rod 72 for fitting into the pile insertion opening 12 of the turning gear 32. and a screw body 76 made of metal and connected to the lower end of the rod body 72 for rotating and biting into the soil.

When driving the spiral pile 22 into a paddy field planted with rushes, the prime mover 56 is started with the forward and reverse operating levers 64a and 64b of the drive unit 20 of the spiral pile driving machine 10 held in the neutral position. .

Next, as shown in FIG.
, 40 with both hands, and insert the pile insertion port 1 of the turning mechanism part l6 into the fitting part 74 at the upper end of the spiral pile 22, in which the screw body 76 at the lower end is partially inserted into the rice field of rushes.
2 is fitted, the first clutch plate 60a is turned ON using the normal rotation operating lever 64a, the rotational force of the prime mover 48 is transmitted from the driving shaft 56 to the driven shaft 58, and furthermore, the gear belt 68 is used to connect the rotating gear to the driven shaft 58. 32 is rotated, the spiral pile 22 is also rotated in the forward direction, and the spiral pile 22 is rotated by the action of the screw body 76.
It penetrates into the paddy field and is erected. In addition, when removing the erected spiral pile 22, the reverse operation lever 64b
Then, the second clutch plate 60b is turned ON, and rotational force is transmitted to the driving wheel 56, the first and second gear trains 62a and 62b, and the driven shaft 58, causing the driven shaft 58 to rotate in the opposite direction. Both the piles 22 are reversed and removed.

Therefore, since the helical pile driver 10 drives and removes the helical pile using rotational operation, there is almost no noise or vibration, and the worker does not suffer from occupational diseases such as wax disease. In addition, not only when driving spiral piles, but also when removing them, the work can be carried out with high efficiency by utilizing the rotational operation of the rotating part.

Even if the soil is soft, the work can be carried out smoothly by rotating the screw body.

Note that the pile driver for spiral piles [110] of the present invention is not limited to the above-mentioned embodiments, and for example, a handle rod may be provided as a handle portion protruding from the turning mechanism portion 16 in the left-right direction, and , also in the turning mechanism part l6, the rotating part 14 is pivotally supported in the second gear box 46 as a mission part and interlocked with the forward/reverse mechanism, and the forward/reverse operation lever 64
The mechanism of a and 64b may also be simplified so that they are controlled as one.

■． Effects of the Invention As explained above, the present invention provides a pile driver and a spiral pile for erecting and removing an antibody in a paddy field while rotating an antibody provided with a screw body at the lower end. Since it uses rotational operation, there is almost no vibration or noise, and workers are not affected by occupational diseases such as crawling disease, dramatically improving the workability of driving and removing piles. It is possible to carry out work efficiently.

[Brief explanation of drawings]

FIG. 1 is a perspective view of a pile driver for spiral piles according to an embodiment of the present invention, FIG. 2 is an enlarged sectional view of its turning mechanism, and FIG. 3 is an enlarged sectional view taken along the line A-A in FIG. 2. FIG. 4 is an enlarged sectional view taken along the line B-B, and FIG. 5 is an enlarged plan view of the main parts of the second gearbox.
FIG. 6 is an enlarged longitudinal sectional view thereof, FIG. 7 is an enlarged sectional view taken along line C-C in FIG. 6, and FIG. 8 is an enlarged sectional view of D-DIJil.
FIG. 9 is an enlarged perspective view of the gear belt, FIG. 10 is an enlarged front view of the spiral pile, FIG. 11 is an enlarged plan view thereof, and FIG. 12 is a usage state diagram. 10. ．． ．． Pile driver for spiral piles, 12. ．． ．． Pile insertion port 14.
．． ．． Rotating part, 16. ．． ．． Rotating mechanism section, l8. ．． ．． Handle part. 20. ．． ．． Drive unit, 22. ．． ．． Spiral pile. 24. ．．
．． 1st gearbox, 30. ．． ．． rotating shaft, 32. ．． ．． Swivel gear hole, 34. ．． ．． Gate-shaped gripping frame. 44. ．． ．． Forward/reverse mechanism, 46. ．． ．． 2nd gear box, 48. ．． ．． prime mover,
50. ．． ．． Interlocking part, 56. ．． ．． Driving axis. 58. ．． ．． Driven shafts, 64a, 64b. ．． ．． Forward/reverse operation lever, 68. ．．
．． Gear belt, 72. ．． ．． Rod body, 76. ．． ．． Screw body Fig. 4-99-Fig. t

Claims (1)

[Scope of Claims] 1. A turning mechanism section having a rotating section with a pile insertion opening, a handle section connected to the turning mechanism section, and a rotating mechanism section fixed in close proximity to the turning mechanism section or the handle section; a drive part connected to the rotating part of the rotating part to drive the rotating part in the forward and reverse directions; A pile driver for spiral piles. 2. The turning mechanism section includes a first gear box and the first gear box.
a rotating part vertically supported in a gear box, the rotating part including a rotating shaft, a pile insertion opening opened in the rotating shaft, and a turning gear fixed to the rotating shaft; A pile driver for spiral piles according to claim 1, characterized in that the pile driver is equipped with: 3. The pile for a helical pile according to claim 1, wherein the handle part is made of a gate-shaped gripping frame, and both side frames of the gate-shaped gripping frame are connected to both sides of the turning mechanism part. Hitting machine. 4. The drive section is connected to the turning mechanism section or the handle section, and is connected to a second gear box provided with a forward/reverse mechanism for driving the rotating section forward/reverse, so as to interlock with the forward/reverse mechanism. A pile driver for spiral piles as set forth in claim 1, characterized in that the pile driver is provided with a prime mover, and an interlocking section for interlocking the forward/reverse mechanism and the rotating section of the turning mechanism section. . 5. A helical pile, characterized in that it comprises a screw body connected to the lower end of the rod, and a fitting part for fitting into the pile insertion opening of the turning mechanism part at the upper end of the rod.