JPH05195635A - Demolition machine for building or the like - Google Patents

Abstract

PURPOSE:To improve work efficiency by constituting a demolition machine with a rotary frame fitted on a vehicle body, a boom rotatably fitted to the frame, an erection boom, an expansion boom expanding mechanism, and a crushing device. CONSTITUTION:A rotary frame 3 is fitted on a vehicle body 1, and a boom 4 constituted of a main boom 6, the first expansion boom 7, the second expansion boom 8, and the third expansion boom 9 is fitted to the frame 3. The lower end section of an erection cylinder 10 erecting the boom 4 is pivotally supported by a pivotal support pin 11. The boom 4 is rotated in the optional direction by the rotation of the frame 3 of a demolition machine 48, and the booms 7, 8 are expanded or shrunk by actions of the first expansion cylinder 18 and the second expansion cylinder 45, an arm 31 is rotated with a pivotal support pin 30 serving as a fulcrum, and a rock drill 29 is operated to demolish a building. The building can be efficiently demolished in a short period.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dismantling machine for a building or the like used for dismantling a building such as a building or a relatively tall wooden house.

[0002]

2. Description of the Related Art Conventionally, in the case of dismantling a building such as a building, the high part is manually operated by using a rock drilling machine, and the lower part of the first floor part is disassembled by a backhoe.

[0003]

However, the conventional manual work and the dismantling work of a building using a backhoe have the drawbacks of poor work efficiency, long-term dismantling, and high cost.

In view of the above-mentioned conventional drawbacks, the present invention has been made.
It is an object of the present invention to provide a dismantling machine for a building or the like that can efficiently dismantle a building or the like in a short period of time and reduce the dismantling cost.

[0005]

In order to achieve the above object, the present invention provides a vehicle body which can be driven by wheels or an endless track, a turning frame rotatably mounted on an upper portion of the vehicle body, and a turning frame. A boom including a main boom rotatably attached to the frame and at least one telescopic boom attached to the main boom so as to extend and contract, and the boom. A hoisting cylinder attached to the swivel frame for hoisting, a telescopic boom telescopic mechanism for telescopically expanding and contracting the telescopic boom of the boom, and an telescopic boom at the leading edge of the boom. The installed crushing device constitutes a demolition machine such as a building.

[0006]

[Operation] A demolition machine for buildings and the like configured as described above is
By expanding and contracting the boom, the boom can be shortened when it is contracted, and the tip of the boom can be positioned on the rooftop of a building such as a building when it is expanded. Further, by operating the crushing device, it is possible to dismantle the skeleton of a building such as a building.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 8, reference numeral 1 denotes a wheel or an endless track, and in the present embodiment, a vehicle body run by endless tracks 2 and 2. Similarly, a drive device (not shown) such as an engine for driving the endless tracks 2 and 2 is attached.

Reference numeral 3 denotes a turning frame rotatably attached to the upper portion of the vehicle body 1. The turning frame 3 is a turning mechanism for turning the turning frame 3 similar to an existing backhoe (see FIG. It is attached to the vehicle body 1 so as to be rotatable using a not-shown).

Reference numeral 4 denotes a boom rotatably attached to the swivel frame 3, and the boom 4 is the swivel frame 3
A cylindrical main boom 6 rotatably attached to the main boom 6 via a hinge 5, a cylindrical first telescopic boom 7 protruding and retracting from a tip portion of the main boom 6, and this first boom. The second telescopic boom 8 in the form of a tube that projects from the tip of the first telescopic boom 7 and the second
And a third telescopic boom 9 protruding and retracting from the tip of the telescopic boom 8.

Reference numeral 10 is a hoisting cylinder for hoisting the boom 4, and the lower end of the hoisting cylinder 10 is rotatably supported by the turning frame 3 by a pivot pin 11, and an operating rod 12 is provided. The tip of each is attached to the main boom 6 by a pivot pin 1.
It is pivotally supported by 3.

Reference numeral 14 denotes an expansion / contraction boom expansion / contraction mechanism for expanding / contracting the first expansion / contraction boom 7, the second expansion / contraction boom 8 and the third expansion / contraction boom 9, and this expansion / contraction boom expansion / contraction mechanism. In the main boom 6, a lower end portion is pivotally supported by a pivot pin 15, and a tip end of an operating rod 16 is pivotally supported on an inner wall surface of a portion of the first telescopic boom 7 near the tip end. A first telescopic cylinder 18 pivotally supported by a pin 17, and a pivot pin 19 pivotally supported on an inner wall surface of a portion of the first telescopic boom 7 near the lower end thereof, and the operating rod 2
A second telescopic cylinder 22 having a tip end portion of No. 0 pivotally supported by a pivot pin 21 on an inner wall surface of a portion of the second telescopic boom 8 near the tip portion, and the second telescopic boom. 8, a through hole 23 formed in a portion near the tip end portion of 8, and the third telescopic boom 9
Upper and lower through holes 24, 25 communicating with the through holes 23 formed in the portions near the front end and the rear end of the second expandable boom 8 and the third expandable boom. -
Bolt 2 for preventing movement of the third telescopic boom 9 inserted into the upper through hole 24 or the lower through hole 25 of the boom 9.
6 and a fixing fitting 28 including a nut 27.

Reference numeral 29 denotes a left / right rotating mechanism 46 capable of rotating in the left / right direction and a vertical rotating mechanism 4 capable of rotating in the up / down direction at the tip of the third telescopic boom 9.
The rock drilling machine as a crushing device attached via 7 is an existing rock drilling machine 29 in which a hammer 29a to be retracted is hydraulically operated.

The left / right rotating mechanism 46 is a V-shaped arm 31 attached to the tip of the third telescopic boom 9 by a pivot pin 30 so as to be rotatable in the left / right direction, and this arm 31. -A mounting bracket 32 whose lower end for rotating the boom 31 in the left-right direction is fixed to a portion near the tip of the third telescopic boom 9.
Is rotatably supported by a pivot pin 33, and a tip end portion of an operating rod 34 is composed of a left and right rotating cylinder 36 rotatably attached to the arm 31 by a pivot pin 35. ing.

The vertical rotation mechanism 47 has a fixed plate 38 fixed to the tip of the arm 31 by a pivot pin 37 so that the rock drill 29 can be rotated in the vertical direction. The fixing plate 38 is rotated in the vertical direction. One end is pivotally supported by the fixing plate 38 by a pivot pin 39 and the other end is the arm 3 described above.
1, a link 41 pivotally supported by a pivot pin 40 at a position near the tip end of the first arm 1, a rear end of the arm 31 pivotally supported by a pivot pin 42, and a tip end of an operating rod 43 at the link 41. Cylinder 4 for vertical rotation pivotally supported by a pivot pin 44 in the center of the
It is composed of 5 and. Reference numeral 56 denotes a support leg that is attached to the front and rear four corners of the vehicle body 1 and that vertically moves by hydraulic pressure or the like that supports the vehicle body 1 in a stable state.

The dismantling machine 48 for a building or the like having the above-mentioned structure can rotate the boom 4 in any direction by rotating the rotating frame 3.

In the boom 4, the first telescopic boom 7 and the second telescopic boom 8 are telescopically extended by the operation of the first telescopic cylinder 18 and the second telescopic cylinder 22. Further, the third telescopic boom 9 is used by preliminarily selecting whether to be used by projecting it from the second telescopic boom 8 or in a state where it is not projected, depending on the work site.

When the rock drill 29 is rotated in the vertical direction, by operating the vertical rotation cylinder 45, the fixing plate 38 is rotated around the pivot pin 37 as a fulcrum and is rotated in the vertical direction. To do. When the rock drill 29 is rotated in the left-right direction, the arm 31 is rotated around the pivot pin 30 as a fulcrum by operating the left-right rotation cylinder 36. ..

[0019]

Different Embodiments of the Present Invention Next, different embodiments of the present invention shown in FIGS. 9 to 27 will be described. In the description of these different embodiments of the present invention, the same components as those of the first embodiment of the present invention will be designated by the same reference numerals and redundant description will be omitted.

The second embodiment of the present invention shown in FIGS. 9 to 11 is mainly different from the first embodiment of the present invention in that the building is crushed at the fixing plate mounting portion of the vertical rotating mechanism 47. In this way, the bucket 49 as a crushing device is attached, and thus the bucket 4 is attached to the tip of the arm 31 in this way.
Even if the dismantling machine 48A such as a building equipped with 9 is provided with similar effects.

The third embodiment of the present invention shown in FIGS. 12 to 14 is mainly different from the first embodiment of the present invention in that the fixing bar 50 attached to the tip of the arm 31 is used.
And a crushing device 53 including a rotating bar 51 for crushing by fixing a concrete wall or the like to the fixed bar 50, and a hydraulic cylinder 52 for rotating the rotating bar 51. In this respect, the demolition machine 48B for a building or the like equipped with the crushing device 53 can crush the concrete wall and the like by sandwiching the fixed bar 50 and the rotating bar 51 of the crushing device 53.

The fourth embodiment of the present invention shown in FIGS. 15 to 17 is mainly different from the first embodiment of the present invention in that the arm 31 is rotatably attached to the tip thereof. A crushing device 53A including a pair of holding pieces 54, 54 and a hydraulic cylinder 55 for opening and closing the pair of holding pieces 54, 54.
In this respect, the dismantling machine 48C such as a building having the crushing device 53A is equipped with the pair of sandwiching pieces 5 of the crushing device 53A.
With 4, 54, concrete walls and the like can be crushed by sandwiching.

In the fifth embodiment of the present invention shown in FIG.
The main difference from the first embodiment of the present invention is that a rock drill 29 as a crushing device is attached to the tip of the third telescopic boom 9A via a vertical turning mechanism 47. The dismantling machine 48D such as a building may be configured in this way.

The sixth embodiment of the present invention shown in FIGS. 19 to 21 is mainly different from the second embodiment of the present invention in that the pivot pin is provided at the tip of the third telescopic boom 9. It is rotatably attached by 57 and the hydraulic cylinder 5
And a first rotating arm 59 that rotates by 8
The pivot arm 59 is rotatably attached to the tip of the pivot arm 59, and the second pivot arm 62 pivoted by the hydraulic cylinder 61 is attached.
By using the demolition machine 48E for a building or the like configured as described above, the bucket 49 as a crushing device is provided in the inward direction of the building.
The dismantling work can be performed efficiently by positioning the.

The seventh embodiment of the present invention shown in FIGS. 22 to 24 is mainly different from the second embodiment of the present invention in that the pivot pin is provided at the tip of the first telescopic boom 7. It is rotatably attached by 57 and the hydraulic cylinder 5
And a first rotating arm 59 that rotates by 8
The pivot arm 59 is rotatably attached to the tip of the pivot arm 59, and the second pivot arm 62 pivoted by the hydraulic cylinder 61 is attached.
By using the demolition machine 48F for a building or the like configured as described above, the same operational effect as that of the sixth embodiment of the present invention can be obtained.

The eighth embodiment of the present invention shown in FIGS. 25 to 27 is mainly different from the first embodiment of the present invention in that the turning frame 3 extends to at least the second to third floors of the building. A long main boom 6A having a distal end is attached, and a first pivot arm pivotally attached to the front end of the main boom 6A by a pivot pin 57 and pivoted by a hydraulic cylinder 58. 59 and the first rotating arm 5
A dismantling machine 48G for a building or the like configured as described above in that it is mounted rotatably by a pivot pin 60 at the tip of 9 and a second rotating arm 62 that rotates by a hydraulic cylinder 61 is mounted. By doing so, the same operational effect as that of the seventh embodiment of the present invention can be obtained.

[0027]

As is apparent from the above description, the following effects can be obtained in the present invention.

(1) A vehicle body that can run on wheels or an endless track, a swinging frame that is rotatably attached to the upper portion of the vehicle body, and a main boot that is rotatably attached to the swinging frame. A boom including at least one telescopic boom attached to the main boom so as to extend and contract;
A hoisting cylinder attached to the swivel frame for hoisting the boom, a telescopic boom telescopic mechanism for telescoping the telescopic boom of the boom, and a tip end portion of the boom. It consists of a crushing device attached to the telescopic boom, so extend the telescopic boom to position the crushing device at the upper position of the building etc. and crush the skeleton of the building such as building with the crushing device. be able to. Therefore, a building such as a building can be dismantled efficiently and in a short period of time.

(2) According to the above (1), by extending the telescopic boom, it is possible to dismantle buildings such as 5th and 6th floor buildings, which were not possible with conventional backhoes, and buildings such as high-rise buildings. It can be used for dismantling.

(3) According to the above (1), a building such as a building can be dismantled by mechanical operation from the ground, so that dismantling work can be performed safely and easily.

(4) Claims 2 and 3 are also the above (1) to (3).
The same effect as can be obtained.

[Brief description of drawings]

FIG. 1 is a side view showing a usage state of a first embodiment of the present invention.

FIG. 2 is a side view of the boom of the first embodiment of the present invention in a stretched state.

FIG. 3 is a side view showing a state in which the boom of the first embodiment of the present invention is stored.

FIG. 4 is a partially cutaway side view of the boom of the first embodiment of the present invention in a stretched state.

5 is a cross-sectional view taken along line 5-5 of FIG.

6 is a cross-sectional view taken along line 6-6 of FIG.

7 and 8 are explanatory views of a horizontal rotation mechanism and a vertical rotation mechanism.

9 to 11 are explanatory views showing a second embodiment of the present invention.

12 to 14 are explanatory views showing a third embodiment of the present invention.

15 to 17 are explanatory views showing a fourth embodiment of the present invention.

FIG. 18 is an explanatory diagram showing a fifth embodiment of the present invention.

19 to 21 are explanatory views showing a sixth embodiment of the present invention.

22 to 24 are explanatory views showing a seventh embodiment of the present invention.

25 to 27 are explanatory views showing an eighth embodiment of the present invention.

[Explanation of symbols]

1: car body, 2: endless track,
3: Turning frame, 4: Boom, 5:
Hinge, 6, 6A: main boom,
7: first telescopic boom, 8: second telescopic boom, 9: third telescopic boom, 10: undulating cylinder, 11: pivot pin, 1
2: Actuating rod, 13: Pivot pin, 1
4: telescopic boom telescopic mechanism, 15: pivot pin,
16: operating rod, 17: pivot pin,
18: first telescopic cylinder, 19: pivot pin,
20: operating rod, 21: pivot pin,
22: Second telescopic cylinder, 23:
Through hole, 24: Vertical through hole, 2
5: Vertical through hole, 26: Bolt, 2
7: Nut, 28: Fixing bracket, 2
9: rock drilling machine as a crushing device, 30: pivot pin, 3
1: Arm, 32: Mounting bracket,
33: pivot pin, 34: operating rod, 3
5: Pivot pin, 36: Cylinder for left / right rotation, 37: Pivot pin, 3
8: fixed plate, 39: pivot pin, 4
0: pivot pin, 41: link, 4
2: pivot pin, 43: operating rod, 4
4: Pivot pin, 45: Vertical rotation cylinder, 4
6: Left and right turning mechanism, 47: Up and down turning mechanism, 48, 48A
-48G: Demolition machine for buildings, 49: Bucket as a crushing device, 50: Fixed bar, 51: Rotating bar,
52: hydraulic cylinder, 53, 53A: crushing device, 54: sandwiching piece, 55: hydraulic cylinder, 56: support leg, 57: pivot pin,
58: hydraulic cylinder, 59: first rotary arm, 60: pivot pin, 61: hydraulic cylinder, 62: second rotary arm.

Claims (5)

[Claims] 1. A vehicle body capable of traveling by wheels or an endless track, a swinging frame rotatably mounted on an upper portion of the vehicle body, and a main boom rotatably mounted on the swinging frame. And a boom composed of at least one telescopic boom attached to the main boom so as to extend and contract, and a hoisting cylinder attached to the swivel frame for hoisting the boom. A building or the like characterized by comprising an expansion and contraction mechanism for expanding and contracting the expansion and contraction boom of the boom and a crushing device attached to the expansion and contraction boom at the leading edge of the boom. Dismantling machine. 2. A vehicle body capable of traveling by wheels or an endless track, a swinging frame rotatably mounted on an upper portion of the vehicle body, and a main boom rotatably mounted on the swinging frame. And a boom composed of at least one telescopic boom attached to the main boom so as to extend and contract, and a hoisting cylinder attached to the swivel frame for hoisting the boom. , An expansion / contraction boom expansion / contraction mechanism for expanding / contracting the expansion / contraction boom of the boom, and an up / down rotation mechanism capable of rotating the expansion / contraction boom at the most distal end of the boom in the vertical direction. A dismantling machine for a building or the like, which is characterized by comprising a crushing device attached to the building. 3. A vehicle body capable of traveling by wheels or an endless track, a swinging frame rotatably mounted on an upper portion of the vehicle body, and a main boom rotatably mounted on the swinging frame. And a boom composed of at least one telescopic boom attached to the main boom so as to extend and contract, and a hoisting cylinder attached to the swivel frame for hoisting the boom. , An expansion and contraction mechanism for expanding and contracting the expansion and contraction boom of the boom, and a left and right rotation mechanism for vertically rotating the expansion and contraction boom at the leading end of the boom and vertical movement A dismantling machine for a building or the like, which comprises a crushing device attached through a vertically rotating mechanism that can be rotated in any direction. 4. A vehicle body capable of traveling by wheels or an endless track, a swinging frame rotatably mounted on an upper portion of the vehicle body, and a main boom rotatably mounted on the swinging frame. And a boom composed of at least one telescopic boom attached to the main boom so as to extend and contract, and a hoisting cylinder attached to the swivel frame for hoisting the boom. An expansion / contraction boom expansion / contraction mechanism for expanding / contracting the expansion / contraction boom of the boom, and at least two attached to the tip of the boom so as to be vertically rotatable by a hydraulic cylinder or the like. The above rotating arm,
A dismantling machine for a building or the like, comprising a crushing device attached to the tip of at least two or more rotating arms. 5. A vehicle body capable of traveling by wheels or an endless track, a turning frame rotatably attached to an upper portion of the vehicle body, and at least a building 2 rotatably attached to the turning frame. ~ Main boom whose tip is located up to the third floor, and at least two or more pivots attached to the tip of this main boom so that it can be pivoted vertically by a hydraulic cylinder or the like. A dismantling machine for a building or the like, comprising an arm and a crushing device attached to the tip of at least two or more rotating arms.