JP5698407B1 - Multi-use thrust hammer - Google Patents

Abstract

To provide a multi-purpose thrust hammer that can be driven and removed easily even with a tall pile and can be used for cutting. When a steel rod 1 is inserted into a metal cylindrical weight W and stoppers R, R1 and R2 that are secured to at least both are separated and fixed, the cylindrical weight W is moved up and down. Since the impact force can be transmitted to the iron bar 1, the impact force can be used to cut the roots of the plants, split the wood, and drive and remove the piles. For root cutting, a pile using a cap with one end of the iron bar 1 sharpened in a blade shape, closing one end of the cylinder over the high pile and providing two L-shaped corners in parallel with each other Strike. [Selection] Figure 1

Description

The present invention relates to a multi-purpose thrust hammer that is used to perform cutting, pile driving, etc. using the hammering force.

When driving a pile, for example, to drive a pile higher than the height, for example, a heavy hammer is swung down on a stepladder, which is dangerous for elderly people.

JP2011-220078

Therefore, as described in Patent Document 1, the ceiling is fixed to the upper end of the long cylindrical body to be put on the pile, the slit for inserting the pile from the side is provided, and the handle that is held up and down is fixed, A structure in which a pile is inserted from a slit has been proposed.
However, in such a structure, it is necessary to lengthen the cylindrical body, and the use is limited exclusively for pile driving.
The technical problem of the present invention pays attention to such a problem, and realizes a versatile thrust hammer that can be driven and removed easily even with a tall pile and can also be used for cutting.

The technical problem of the present invention is solved by the following means. The first aspect of the present invention is to insert a steel rod through a metal cylindrical weight and fix stoppers that prevent the cylindrical weight on both sides ,
A blade-like portion that cuts or breaks is provided at one end of the iron bar, the end portion on the blade-like portion side is inserted and fixed to a ring, and a gap between the ring and the stopper on the cylindrical weight side is provided. A thrust hammer characterized in that it is inserted and fixed in a fourth ring .

According to a second aspect of the present invention, one end of the cylindrical body covered on the pile is closed and two L-shaped corners are attached and fixed in parallel to each other and in the opposite direction to the cylindrical body. 2. The thrust according to claim 1 , wherein when a ring fixed to the iron rod is passed through the iron rod between corners, a downward force is applied to the pile via the cylindrical body. A hammer.

3. The thrust according to claim 1, wherein one of the wire rods hung on the suspended pulley is attached to the pile, and the other is attached to the iron bar provided with the cylindrical weight to remove the pile. A hammer.

According to a fourth aspect of the present invention, the upper end of the cylindrical body covering the upper end of the pile is closed and two L-shaped corners are attached and fixed parallel to each other and upward on the cylindrical body. When the ring fixed to the iron bar is hooked through the iron bar between the corners of the shape, it is assembled in a state where a downward force acts on the pile via the cylinder,
A steel rod is inserted into a metal cylindrical weight, and stoppers that are secured to both sides of the cylindrical weight are fixed to the iron rod, and a blade-like portion that is cut or broken is attached to one end of the iron rod. Uses a thrust hammer that is inserted and fixed at the end of the blade-like part through a ring, and between the ring and the stopper at the side of the cylindrical weight is inserted and fixed in a fourth ring. With a pile driving method using a thrust hammer , the blade-like portion is turned up, a ring with an iron rod inserted and fixed is hooked to move the cylindrical weight up and down, and an impact force is applied to the cylindrical body. is there.

As in claim 1, when a steel rod is inserted into a metal cylindrical weight and stoppers that prevent retaining are fixed to both sides of the cylindrical weight, the cylindrical weight is moved up and down. Since it can move and transmit the impact force to the iron bar, it can be used to cut the value of the plant, split the wood, drive the pile, and remove it.
In addition, a blade-like portion that can be cut or broken is provided at one end of the iron bar, the end portion on the blade-like portion side is inserted and fixed to a ring, and the ring and the stopper on the cylindrical weight side are provided. The structure in which the gap is inserted and fixed in the fourth ring is shown in FIGS. In addition, at the beginning of the paragraph “0016”, “FIG. 3 shows a case where it is used for pile driving, and the flea-like portion 2 is set to the upper side, and the upper ring R4 or R5 is hooked on the two branches of the pile cap C in this state. . "

As in claim 2, the upper end of the cylinder covering the upper end of the pile is closed and two L-shaped corners are attached and fixed parallel to each other and upward on the cylinder. When a ring fixed to the iron bar is hooked through the iron bar between the L-shaped corners, a downward force acts on the pile via the cylinder, so that an impact force is applied by a cylindrical weight. This makes it possible to stake out. In addition, a stopper provided on the iron bar is hooked on the cylindrical body that is placed on the upper end of the pile, and the vertical movement of the cylindrical weight is possible at the optimum position, so that safety is increased.

Since one side of the wire rod hung on the suspended pulley is attached to the pile and the other is attached to the iron bar provided with the cylindrical weight as in claim 3, the impact force of the cylindrical weight is increased by the pulley. Can be converted into pile removal force, making it versatile.

As in claim 4, the upper end of the cylinder covering the upper end of the pile is closed and two L-shaped corners are attached and fixed in parallel to each other and upward on the cylinder. When the ring fixed to the iron bar is hooked through the iron bar between the L-shaped corners, a downward force is applied to the pile via the cylinder,
A steel rod is inserted into a metal cylindrical weight, and stoppers that are secured to both sides of the cylindrical weight are fixed to the iron rod, and a blade-like portion that is cut or broken is attached to one end of the iron rod. Uses a thrust hammer that is inserted and fixed at the end of the blade-like part through a ring, and between the ring and the stopper at the side of the cylindrical weight is inserted and fixed in a fourth ring. Then, with the blade-like part facing up, the ring with the steel rod inserted and fixed is hooked to move the cylindrical weight up and down, and the cylinder is assembled so as to apply an impact force to the state shown in FIG. In this state, when a ring with an iron bar inserted and fixed is hooked to move the cylindrical weight up and down and an impact force is applied to the cylindrical body, the pile is driven.

FIG. 2 is a perspective view showing a root cut with a versatile thrust hammer according to the present invention. It is a perspective view which shows other embodiment of the versatile type thrust hammer by this invention. It is a perspective view which shows the state which is piled up with the versatile type thrust hammer by this invention. It is a perspective view which shows the pile cap by this invention. It is a perspective view which shows the state which has piled off with the versatile type thrust hammer by this invention. It is a perspective view which shows the state which is carrying out the pile extraction using the exclusive support | pillar. It is a perspective view which shows the state which piles out using the support | pillar which bent the upper part in the L shape. It is a perspective view which shows the state which has piled out using the jack.

Next, how the multi-purpose thrust hammer according to the present invention is actually realized will be described in an embodiment. FIG. 1 is a perspective view of a versatile thrust hammer according to the present invention, in which an iron bar 1 such as a reinforcing bar is inserted through a ring R such as a nut and welded to join. A plurality of rings R are provided at a desired interval, and the iron rod 1 is inserted into a metal cylindrical weight W between the two rings R1 and R2, and the two rings R1 and R2 are inserted. The cylindrical weight W can freely slide between the two.
One end of the iron bar 1 is pointed in a flea shape 2, and the other end may be simply a flat shape 3, or a ring R3 may be fixed as shown in FIG. The steel rod 1 is not inserted into the ring R3 at the end, but is welded and fixed in a state of being inserted and positioned shallowly.

In use, as shown in FIG. 1, with the pointed portion 2 positioned at the root 4 of the plant, the cylindrical weight W is moved and the lower ring R2 is struck, so that the flea-like portion 2 The root 4 is cut.
Thus, it is sufficient to perform the operation of positioning the flea-like portion 2 carefully, and the operation of hitting with the cylindrical weight W may be rough. This is because it is guided by the iron bar 1 and it is sufficient to hit the lower ring R2.
As shown in FIG. 2, if the iron bar 1 is turned upside down so that the ring R3 at the end faces downward and the head such as a nail enters the ring R3, positioning can be performed relatively easily. Nailing can be done simply by lowering the weight W and hitting the ring R1.

FIG. 3 shows a case where it is used for pile driving, and the flea-like portion 2 is set to the upper side, and the upper ring R4 or R5 is hooked on the bifurcated portion of the pile cap C in this state.
FIG. 4 is an enlarged perspective view of the pile cap C, in which one end of the cylinder 5 covering the pile 4 is closed with a disc 6 or the like and fixed by welding. Further, the two corners L1 and L2 bent in an L-shape are mounted and fixed so that the L-shaped portion protrudes from the cylinder 5 in parallel to each other and in the opposite direction to the cylinder 5.
When piling, when the retaining ring R5 fixed to the iron rod 1 is hooked through the iron rod 1 between the two L-shaped corners L1 and L2, a downward force is applied to the cylinder 5 through the cylinder 5. Acting on the pile 4. Therefore, when the cylindrical weight W is lowered and hit against the ring R1, the impact is transmitted and driven in the order of the ring R5 → angle L1, L2 → cylindrical body 5 → pile 4. Therefore, when the cylindrical weight W is repeatedly raised and lowered, the impact force is transmitted to the pile 4 and driven.

FIG. 5 shows a case where the pile 4 is pulled out. By tying one end of three rods 7, 7, 7 close to each other and opening it, a support for three legs as shown in FIG. Then, the pulley 8 is suspended. Then, if one of the ropes 81 hung on the pulley 8 is directly tied to the pile 4 and is slippery, it is inserted into the cylinder 14 as shown in FIG. The other 82 is attached to the iron bar 1 of the present invention. In the iron bar 1 of the present invention, the ring R5 is non-slip.
Therefore, when the cylindrical weight W is lowered and the lower ring R1 is struck, the impact force is transmitted upward to the pile 4 as shown by the arrow a1 via the rope hung on the pulley 8, and therefore the direction of pulling out. Act on. As a result, the pile 4 is finally removed by repeatedly hitting the ring R1 with the cylindrical weight W.

As shown in FIG. 6, when there is a dedicated column 9, the suspension ring at the upper end of the pulley 8 is fitted to the hook F at the upper end, the pulley 8 with the rope is attached, and one of the ropes 81 is attached to the pile 4. The other 82 is attached to the iron bar 1 of the present invention. Three or more legs 10 are radially joined to the lower end so that the column 9 is stabilized.
In FIG. 7, the upper portion of the support 11 is bent in an L shape, inserted into the center hole of the pulley 8, and a retaining pin 12 is fitted. Therefore, it is the same as FIG. 6 that hangs a rope on the pulley 8, attaches one to the pile 4 and attaches the other to the iron bar 1 of the present invention. Note that the legs 13 at the lower end are joined horizontally to stabilize the column 11.

As shown in FIG. 8, an upward force may be applied to the pile 4 by the jack J. In this case, one or more bolts 15 are attached to the cylinder 14 through which the pile 4 can be inserted, and can be fastened to the pile 4, and the jack J can be pressed against the crank-shaped member 16 welded to the outer wall of the cylinder 14. . When the jack J is driven in this state, the cylinder 14 and the pile 4 move upward through the crank-shaped member 16 and come out.
However, in this case, the jack J and the cylinder 14 with the crank-shaped member 16 are required.

As described above, by inserting a metal rod through a metal cylindrical weight and realizing a thrust hammer that is fixed with at least both stoppers secured, it is easy to drive even tall piles. It can be used for piling and cutting.

DESCRIPTION OF SYMBOLS 1 Metal rod R * R1 ... R5 Ring W Cylindrical weight 2 Fleas part 3 Flat surface 4 Pile C Pile cap 5 Cylindrical body 6 Disc L1, L2 Square 7 Rod 8 Pulley 81 One side of rope 82 The other 9 pillar of rope F hook 10 ... leg 11 post 12 pin 13 ... leg J jack 14 cylinder 15 ... bolt 16 crank-shaped member

Claims (4)

Insert a steel rod through a metal cylindrical weight, and fix stoppers to the steel rod on both sides of the cylindrical weight ,
A blade-like portion that cuts or breaks is provided at one end of the iron bar, the end portion on the blade-like portion side is inserted and fixed to a ring, and a gap between the ring and the stopper on the cylindrical weight side is provided. A thrust hammer, wherein the thrust hammer is inserted and fixed to the fourth ring . The upper end of the cylinder that covers the upper end of the pile is closed and the two L-shaped corners are mounted and fixed parallel to each other and upward on the cylinder, and between the two L-shaped corners. 2. The thrust hammer according to claim 1 , wherein when a ring fixed to the iron bar is hooked through the iron bar, a downward force acts on the pile via the cylindrical body . The thrust hammer according to claim 1, wherein one of the wire rods hung on a suspended pulley is attached to a pile, and the other is attached to the iron bar provided with the cylindrical weight and the pile is removed . The upper end of the cylinder that covers the upper end of the pile is closed and the two L-shaped corners are mounted and fixed parallel to each other and upward on the cylinder, and between the two L-shaped corners. When the ring fixed to the iron bar is hooked through the iron bar, it is assembled in a state in which a downward force acts on the pile via the cylindrical body,
A steel rod is inserted into a metal cylindrical weight, and stoppers that are secured to both sides of the cylindrical weight are fixed to the iron rod, and a blade-like portion that is cut or broken is attached to one end of the iron rod. Uses a thrust hammer that is inserted and fixed at the end of the blade-like part through a ring, and between the ring and the stopper at the side of the cylindrical weight is inserted and fixed in a fourth ring. Then, a pile hammering method using a thrust hammer , wherein the blade-like portion is turned up, a ring on which a steel rod is inserted and fixed is hooked to move the cylindrical weight up and down, and an impact force is applied to the cylindrical body .

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