JP2597197Y2 - Breaker type pile head processing machine - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a breaker type pile head processing machine in which a working machine such as a hydraulic power shovel is improved so as to be suitable for underground pile head processing at a building construction site.

[0002]

2. Description of the Related Art In underground foundation works such as building construction,
As a strength member to support the building or to improve and stabilize the soft ground, concrete or steel pipe piles are driven into the ground, or concrete is poured after drilling a columnar hole in advance by boring, Cast-in-place piles that form piles underground are often used. Hit this place
The Chi pile there is a step referred to as pile processing to dismantle part of the head as foundation work progresses. The pile head treatment is also performed when removing old piles such as demolition work and rebuilding work of a building, but the processing capacity is inefficient, 1-2 per day per person, which is a bottleneck in the construction period. In other words, the current pile head treatment partially and manually relies on a power shovel or a breaker.In the case of a pile with a reinforcing bar, the surrounding concrete filing is performed manually or by a power shovel with a breaker. The center is hit by a bucket of a power shovel and destroyed.

[0003]

[Problems to be Solved by the Invention] However, when the above procedure is performed, the efficiency is low due to the large number of manual operations, and the construction work or the like is performed above the pile head processing. May be performed in parallel, resulting in falling objects and the like, which is extremely dangerous.

In view of the above, the present invention provides a breaker type pile head processing machine capable of efficiently performing pile head processing and eliminating or reducing manual work as much as possible to solve the drawbacks of the prior art. It is done for the purpose of.

[0005]

To achieve the above object, a breaker type pile head processing machine according to the present invention is provided.
The first device of the present invention is a work machine installed on a self-propelled vehicle
Breaker-type pile head treatment for crushing the pile head at the tip
Machine having an inner hole surrounding the outer periphery of the pile head 25.
The fixing ring 2 fixed to the tip of the working machine
The circle bearing 10 fitted to the
A rotating ring rotatably arranged via the ring 10
4 and a rotating ring 4 attached to the fixed ring 2
Attached to the turning motor 3 for rotating and driving the rotating ring 4
At a predetermined position on the outer periphery of the pile head 25.
Having a chisel 6 that can be contacted toward the approximate center of
At least one or more breakers 5
It is. According to the above configuration, the rotation provided at the tip of the working machine
At least one breaker 5 is mounted on the rolling ring 4.
Attach the tip of the chisel 6 to a predetermined position on the outer periphery of the pile head 25.
Crushed in contact with
And the center of the pile head 25
The chisel 6 is tilted to the pile head 25
This prevents problems such as being stuck in
Thus, the efficiency of the crushing operation of the pile head 25 is improved. Also rotate
The chisel 6 of the breaker 5 attached to the ring 4
It can be crushed almost toward the center.
Chisel 6 is aimed at without escaping from pile head 25
The caught pile head 25 can be reliably caught and crushed. Toes
And efficient pile head treatment, eliminating manual labor, or
Breaker-type pile head treatment that can be minimized
Useful as a machine.

[0006] A second invention is to provide a lower traveling body with a rotatable upper part.
Revolving superstructure and the tip of a working machine connected to the upper revolving superstructure
Hydraulic construction machine with a bucket attached to the end
A boom 31 connected to the undercarriage 21 so as to be able to move up and down;
The boom 31 has an inner hole surrounding the outer periphery of the pile head 25.
Fixing ring 2 fixed to the tip of
Wearing circle bearing 10 and circle bearing
A rotating ring 4 rotatably arranged via
Attach to the fixed ring 2 and rotate the rotating ring 4
Attached to the rotating motor 3 to be moved and the rotating ring 4,
And at a predetermined position on the outer periphery of the pile head 25,
At least to have a chisel 6 which is a contact can toward the
It is configured to include at least one breaker 5.
You. According to the above configuration, the lower traveling body 21 is connected to the lower traveling body 21 so that the
The rotating ring 4 attached to the end of the tied boom 31
At least one or more breakers 5 are attached and the pile head 25
Of chisel 6 on pile head 25
This facilitates the placement and ensures that the pile head 25
Chisel 6 sticks diagonally into pile head 25
The trouble that it cannot be pulled out is prevented.
5 improves the efficiency of the crushing operation. Also, on the rotating ring 4
The chisel 6 of the mounted breaker 5 is oriented substantially at the center of the pile head 25.
Chisel 6 is piled at the time of crushing
There is no escape from the head 25. Furthermore, crush the pile head 25
Crushed pieces are scooped by a bucket attached to the work machine
Can be loaded onto a dump truck, etc.
5 chisel 6 crushes about half the diameter of the pile head 25
Excavation of the bucket head 25
It is also possible to crush at once using the power. But
The crushing of the pile head 25 and the removal of crushed pieces by one machine
Can be carried out.
It is for.

[0007] The third device is the structure of the first device or the second device.
In this case, the breakers 5 and 5 face each other in pairs.
This is a configuration provided at the position shown in FIG. According to the above configuration
For example, as shown in FIG.
5 and crushed at the same time, sandwiched between chisels 6 and 6
In this case, the crushing stroke of chisels 6 and 6 can be halved,
The efficiency of crushing work is improved. Moreover, a pair faces each other.
Since the breakers 5 and 5 receive reaction force from each other, the pile head 2
5 crushing workability is improved.

[0008] The fourth device is based on the configuration of the third device,
The rotating ring 4 has a pair of gas burners opposed to each other.
7 and 7 are provided at positions away from the breakers 5 and 5.
It was a good thing. According to the above configuration, the effect of the third invention is obtained.
In addition to the fruits, the gas burner 7 attached to the rotating ring 4
To melt the rebar embedded in the pile head 25
The efficiency of the crushing work of the pile head 25 is further improved
You.

[0009]

DETAILED DESCRIPTION FIG. 1 is a breaker-type pile processing machine according to the present invention
Side view of a first embodiment, FIG. 2 is a plan view of FIG. 1, FIG. 3 FIG. 1 is a perspective view showing details which is a more specific version of the FIG. 2, FIG. 4 is a
FIG. 5 is a side view of the second embodiment, and FIG. 5 is a side view of the third embodiment.

[0010] Hereinafter, FIGS. 1 to 3 a first embodiment of the present invention
This will be described with reference to the embodiment shown in FIG. First, in the first embodiment,
An outline of such a breaker type pile head processing machine 1 will be described.
The revolving structure 22 of the hydraulic construction machine (self-propelled vehicle) 20 includes
The work machine consisting of the arm 23 and the arm 24 is
I am. At the end of this work machine, the fixing ring 2 is raised and lowered
It is provided freely, and the inner periphery of the ring 2
It is possible to surround the part. To this fixing ring 2
As shown in FIG. 3, the circle bearing 10 is fitted
And a rotating ring via a circle bearing 10
4 is rotatably arranged. The fixed ring 2 is swiveled
Motor 3 is installed, and the motor 3
The rotary ring 4 is driven to rotate on the ring 10. This
Of the pile head 25 at a predetermined position.
At least one or more blocks having an accessible chisel 6
The Reker 5 is installed. Details are as follows.

[0011] Hydraulic construction machine 20 shown in FIG. 1 is the turning body 22 is provided on top of the lower traveling structure 21 wearing the breaker type pile head processing machine 1, the rear end portion of the boom 23 Mounting
The arm 24 is rotatable in the front-rear direction at the tip of the boom 23 by the expansion and contraction of the arm cylinder 27 . Breakers type pile head processing machine 1 is mounted through a bracket 8 to the distal end of the arm 24 and enables vertical two rotating by expansion and contraction of sheet cylinder 9 provided on the arm 24. The fixing ring 2 is fixed to the bracket 8
It is constant, and its lower side there is a salicylate over Kuru bearing 10 to <br/> rotated by rotation of the swing motor 3, is provided in a shape that the rotation ring 4 is the underlying surface thereof. The fixed phosphorus
The inside of the bore of the ring 2 and the rotating ring 4 is configured to house the pile head 25 to be processed in a manner to surround it from around. Under surface side of the rotary ring 4, as shown in FIG. 3, an arcuate, and a pair of left and right breaker pressing link 11, 11 is rotatable ring 4
One end (the right end in the figure) is rotatably supported by a pin or the like, and the other end (the left end in the figure) is one by the rod side and pin 11a of one breaker cylinder 12, and the other is by the bottom side and pin 11b. Are linked. Breakers 5 are fixed to these links 11 and 11 on the inside by mounting pins 13, respectively, and the chisel 6 is turned around the pile head 25 so as to face each other.
To counteract the reaction force. So if caused to extending the breaker cylinder 12, chisel 6 is separated from the outer periphery of the pile head 25, if deflated approaching pile head 25 is adapted to be contact against <br/> touch. In FIG. 3, reference numeral 14 denotes a stopper and guide for swinging the link 11 due to expansion and contraction of the breaker cylinder 12. As shown in FIG. 2, a pair of gas burners 7 can be mounted on the rotating ring 4 in a direction perpendicular to the position of the breaker 5, if necessary. In each figure, 28 indicates a reinforcing bar or a steel pipe.

[0012] Next, a description will be given of the operation. First, the breaker-type pile head processing machine 1 is lowered and positioned horizontally so that the pile head 25 comes to the center from the pile head 25 to be processed. Thereafter, while applying a blow to chisel 6 breaker 5 outside circumferential surface by abutment of the pile head 25, rotates the swing motor 3, the rotation ring 4 is rotated with respect to the fixed ring 2, pile 25 Is destroyed over the entire circumference . Arranged so as to face the breaker 5,5 of a pair, a pair of breaker
When the reaction forces at the time of the hits of 5, 5 are canceled each other , the vibration of the breaker type pile head processing machine 1 is reduced, so that the crushing is promoted.
It is. The reinforcing bar, the steel pipe 28 and the like are blown off by the pair of gas burners 7 provided on the rotating ring 4. The pile head 25 whose periphery has been destroyed in this way is the hydraulic construction machine 20.
The process is completed by defeating using the running force (traction force) of the vehicle.

[0013] The second embodiment, as shown in FIG. 4, the first
In the embodiment , a breaker type pile head processing machine 1
Whereas the provided directly without using the arm 24, but the point provided at the tip of the boom 23 are different, resulting effect the
Since it is the same as the first embodiment, the duplicate description will be omitted.

A third embodiment, as shown in FIG. 5, a conventional breaker type pile head processing machine 1 excavators 2 0 (hydraulic Ken
Without removing the bucket 30 of the setting machine), support boom 31 to the undercarriage 21, and mounting the support boom cylinder 32, attached through a bracket 8 breaker type pile head processing machine 1 at the tip of the support boom 31, Support boom 3
It is freely undulating by Shi cylinder 33 provided in the 1. B
The pile-type pile head processing machine 1 has a first embodiment shown in FIGS.
The same configuration as the example is installed, and duplicate explanation is omitted.
You. According to such a configuration, after the pile head 25 is crushed by the breaker-type pile head processing machine 1, the crushed pieces can be scooped by the bucket 30 and loaded into a transport vehicle such as a dump truck. The crushing of the pile head 25 and the work of removing the crushed pieces can be performed by one machine.

According to the present invention the breaker type pile head processing machine,
Concrete piles, it is possible to correspond the crushing and blowing of steel pipe pile in one machine, the conventional dangerous work of this type were often work by human power can be efficiently carried out by mechanized, the following effects It plays as a pile head processing machine
Useful. (1) The rotating ring 4 provided at the tip of the working machine
Attach one or more breakers 5 and the tip of chisel 6
In contact with a predetermined position on the outer peripheral portion of the pile head 25 so as to be crushed.
The positioning of the chisel 6 to the pile head 25 is easy.
Become. (2) The chisel 6 of the breaker 5 is oriented substantially at the center of the pile head 25.
And crushes securely, so that the chisel 6
Problems that would not be able to come out when pushed in are prevented,
The efficiency of the crushing operation of the head 25 is improved. (3) The chisel 6 of the breaker 5 attached to the rotating ring 4
Since it can be crushed toward the approximate center of the pile head 25,
Chisel 6 does not escape from pile head 25 during crushing,
The pile head 25 aimed by the le 6 can be reliably caught and crushed.
Wear. (4) Boom 31 connected to lower traveling body 21 so as to be able to move up and down
The rotating ring 4 attached to the tip of the
Attach the upper breaker 5 and crush the pile head 25
The positioning of the chisel 6 to the pile head 25 is facilitated.
You. (5) The chisel 6 of the breaker 5 is oriented substantially at the center of the pile head 25.
Than can be reliably crushed you are, chisel 6 is oblique to the pile 25
Is prevented from falling out of the
The efficiency of the crushing operation of the pile head 25 is improved. (6) The crushed pieces that crushed the pile head 25 are attached to the work machine.
Scoop with a girder bucket and load into a dump truck etc.
And the chisel 6 of the breaker 5
Pile head crushed to about half of the diameter and crushed to about half
Crushing 25 at once using the excavating force of the bucket
Is also possible. (7) Connect the pile head 25 to each of the two breakers 5,5.
If crushed at the same time by sandwiching between
The crushing stroke of the crushing stroke of 6 and 6 can be halved.
Efficiency is improved. Also, two breakers 5,5
When the reaction forces at the time are canceled each other, a breaker type pile head processing machine
Since the vibration of 1 is also reduced, crushing is promoted. (8) a pair of gas bars facing each other on the rotating ring 4
The breakers 7, 7 are provided at positions away from the breakers 5, 5
Therefore, it is embedded in the pile head 25 by the gas burner 7.
Crushing of pile head 25
The efficiency of the business is further improved.

[Brief description of the drawings]

1 is a side view showing a first embodiment of a breaker-type pile processing machine of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a perspective view showing details in which FIGS. 1 and 2 are embodied in more detail;

It is a side view of the breaker type pile processing machine according to the second embodiment of Figure 4 the present invention.

5 is a side view of the breaker type pile processing machine according to a third embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Breaker type pile head processing machine 2 Fixing ring 3 Rotating motor 4 Rotating ring 5 Breaker 6 Chisel 7 Gas burner 20 Hydraulic construction machine 21 Lower traveling body 22 Revolving body 23 Boom 24 Arm 25 Pile head 29 Work machine 30 Bucket 31 Supporting boom

──────────────────────────────────────────────────続 き Continuation of the front page (58) Field surveyed (Int. Cl. ⁶ , DB name) E02D 9/00 B26F 3/04 E02D 5/34

Claims (4)

(57) [Scope of request for utility model registration] 1. A working machine provided on a self-propelled vehicle so as to be able to undulate.
Breaker-type pile head treatment for crushing the pile head at the tip
Machine and drill an inner hole to surround the outer periphery of the pile head (25).
A fixing ring (2) having and fixed to the tip of the working machine;
Circle bearing (1) fitted to the fixing ring (2)
0) and freely rotatable via the circle bearing (10)
Rotating ring (4) and fixed ring (2)
Attach and rotate the rotating ring (4)
Attached to the swing motor (3) and the rotating ring (4),
And a pile head (25) at a predetermined position on the outer periphery of the pile head (25).
Has a chisel (6) that can be contacted toward the approximate center of the
At least one or more breakers (5)
Breaker type pile head processing machine characterized by the following. 2. An upper revolving structure that is rotatable about a lower traveling structure;
A bucket is attached to the tip of the work equipment that is connected to the upper
A hydraulic construction machine equipped with a
A boom (31) connected to the body (21) so as to be able to move up and down, and a pile
Boom with an inner hole surrounding the outer periphery of the head (25)
Fixing ring (2) fixed to the tip of (31), and fixing
Circle bearing (10) fitted to ring (2)
And rotatably arranged via a circle bearing (10).
Attached to the installed rotating ring (4) and fixed ring (2)
Swiveling to rotate the rotating ring (4)
Attached to motor (3) and rotating ring (4)
A predetermined position on the outer periphery of the pile head (25);
Small with a chisel (6) that can be contacted towards the center
At least one breaker (5).
Breaker type pile head processing machine. 3. A breaker type pile processing machine according to claim 1 or 2, wherein the provided at a position facing each other the breaker (5) in the pair. Wherein said rotating ring (4) to the breaker type according to claim 3, characterized in that provided at a position separated from the pair of gas burner (7) the breaker opposite each other (5) Pile Processing machine.