JPH0771013A - Slipper collection device - Google Patents

Abstract

(57) [Abstract] [Purpose] To reduce the size and weight of the device and to eliminate the need for towing hoses to mechanize the scrap recovery work. An apparatus main body 2, a traveling portion 3 provided at a lower portion of the apparatus main body 2, a water pump 5, a vacuum pump 6, a water tank 7 and a slip tank 8 provided on the apparatus main body 2,
Slippery recovery part 9 rotatably mounted on the front part of the device body 2.
And the recovery unit 9 includes a recovery unit frame 10
And a scrap recovery box 15 disposed below the recovery frame 10, and two rotary brushes 16 disposed so as to face the lower rear of the recovery box 15 and have their rotation axes intersect.
And a water jet nozzle arranged in the rear part of the rotary brush 16 and inside the slip recovery box 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a scrap collecting device for collecting scrap generated in civil engineering and construction works.

[0002]

2. Description of the Related Art In civil engineering, construction work, for example, dam construction, a scrap recovery work after a green cut has conventionally been performed by an operator holding a cleaning hose to flush the scraps into a kettle and transfer the collected scraps to a carrier. Although it is carried out, the work is done manually, so it is very inefficient and becomes a bottleneck in the process. Therefore, a device for injecting water into the sludge, sucking it with a vacuum hose, collecting it in a tank of a vacuum car, and mechanizing the sludge collecting work is being developed.

[0003]

However, in the above-mentioned conventional apparatus, there is a problem that the apparatus is too large and the movable range is limited, and it is necessary for an operator to pull a vacuum hose or a water hose, Since it takes a lot of manpower to process and the tank of the vacuum car will soon fill up, it is necessary to frequently go to the dumping site,
It has a problem of poor recovery.

The present invention is intended to solve the above-mentioned problems, and to provide a scrap recovery device capable of reducing the size and weight of the device, eliminating the need for towing a hose, and mechanizing the scrap recovery operation. To aim.

[0005]

To this end, the scrap recovery device according to the present invention comprises a device body 2, a traveling portion 3 provided at the lower portion of the device body 2, a water pump 5 provided on the device body 2, and a vacuum. It is composed of a pump 6, a water tank 7 and a sludge tank 8, and a sludge recovery unit 9 rotatably mounted on the front portion of the apparatus main body 2. The miscellaneous recovery unit 9 includes a recovery unit frame 10 and a recovery unit frame 10. The waste collection box 15 disposed in the lower part of the
Two rotating brushes 16 arranged so that their rotation axes intersect with each other, and the rear portion of the rotating brush 16 and the scrap collecting box 15
And water injection nozzles 26 and 27 disposed inside. The number added to the above configuration is
The present invention is provided for comparison with the drawings to facilitate understanding of the present invention, and does not limit the configuration of the present invention.

[0006]

In the present invention, for example, as shown in FIG.
When the rotating brush 16 is rotated and water is injected from the water injection nozzles 26 and 27 by the water pump 5, the work surface deviation is collected in the deviation collection box 15, and when the vacuum pump 6 is operated, the inside of the deviation tank 8 becomes negative. Because it will be pressure
The sludge and water in the sludge collection box 15 are sucked into the sludge tank 8 through the suction duct 25 and the hose 19. In the sludge tank 8, sludge is deposited and accumulated, and the supernatant water is conveyed from the drain port of the sludge tank 8 to the water tank 7, and water is again jetted from the water jet nozzles 26 and 27 by the water pump.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 and FIG. 2 show a scrap collecting device 1 of the present invention.
FIG. 1 (A) is a side view, FIG. 1 (B) is a plan view, and FIG. 2 is a configuration diagram schematically showing connection of each part in FIG.

The scrap collecting device 1 is roughly composed of a device body 2 and
A traveling unit 3 formed of a caterpillar provided at a lower portion of the device body 2, and a driving unit 4 provided at a front portion of the device body 2,
A water pump 5 and a vacuum pump 6, a water tank 7 and a slip tank 8 mounted on the rear part of the apparatus main body 2,
Slippery recovery part 9 rotatably mounted on the front part of the device body 2.
Composed of and.

The scrap collecting section 9 includes a collecting section frame 10 and
A bracket 11 attached to the recovery unit frame 10 is provided, an upper portion of the bracket 11 is rotatably supported by the device body 2 and a shaft 12, and a lower portion of the bracket 11 is a hydraulic cylinder 13 arranged on the device body 2 side. When the hydraulic cylinder 13 is driven, the slip collecting portion 9 is rotated as shown by an arrow in the figure, and the slip collecting portion 9 is set in a horizontal position to perform the slip collecting operation, and the slip collecting portion 9 is lifted forward. hand,
When relocated, it is possible to drive at high speed or climb a slope.

Four wheels 14 are attached to the recovery unit frame 10, and the slip recovery box 1 is provided below the recovery unit frame 10.
5 are provided. 2 behind the bottom of the scrap collection box 15
A rotary brush 16 of a book is disposed, and a hydraulic motor 17 is disposed on the recovery unit frame 10.
Is rotationally driven by a hydraulic motor 17 via a chain 18.

As shown in FIGS. 1 (B) and 2, the suction duct 25 of the scrap collecting box 15 and the upper part of the scrap tank 8 are connected by a hose 19, and the upper part of the scrap tank 8 and the vacuum pump 6 are connected by a hose 20. The upper portion of the sludge tank 8 and the water tank 7 are connected by a hose 22 via a strainer 21, the water pump 5 and the water tank 7 are connected by a hose 23, and the water pump 6 and a water injection nozzle of the sludge collection box 15 (described later) ) Are connected by a hose 24 (FIG. 2). The strainer 21 removes sand and dust contained in the supernatant water transferred from the waste tank 8 to the water tank 7. Reference numeral 7a is a water supply pipe for supplying water into the water tank 7.

Next, the detailed structure of each part of FIG. 1 will be described. FIG. 3A is a horizontal sectional view of the scrap collecting section 9, and FIG. 3B is a vertical sectional view. Two rotary brushes 16 are provided so as to face the rear part of the scrap collecting box 15 such that their rotation axes intersect, and the scrap collected by the rotary brush 16 is directed toward the central part of the scrap collecting box 15. ing. A suction duct 25 is provided at the center of the scrap collecting box 15. Further, a plurality of water jet nozzles 26 are arranged at the rear part of the rotary brush 16, and a plurality of water jet nozzles 27 are also arranged inside the sludge collection box 15. These water jet nozzles 26, 27 are It is connected to the water pump 5 via a hose (FIG. 2) 24. The water jet nozzle 26 plays a role of assisting the collection of the slip by the rotating brush, and the water jet nozzle 27 plays a role of preventing the buildup of the slip in the slip collection box 15 and facilitating the vacuum.

FIG. 4 is a sectional view showing the rotary brush pressing mechanism. A tubular body 28 is fixed to the recovery unit frame 10, a wheel supporting tubular body 29 is slidably fitted in the tubular body 28, and a wheel supporting plate 30 is provided below the wheel supporting tubular body 29. The wheel 14 is fixed to the wheel support plate 30.
Is attached. One end of the adjusting screw shaft 31 is fixed to the wheel support plate 30, and the gear 33 of the adjusting handle 32 is screwed to the other end of the adjusting screw shaft 31. When the adjustment handle 32 is rotated, the adjustment screw shaft 31 moves up and down, the recovery unit frame 10 moves up and down with respect to the wheel 14, and thus the pressing state of the rotating brush 16 can be changed. Thus, even if the work surface has irregularities, it is possible to efficiently collect the misalignment accumulated in the concave portions.

The operation of the present invention having the above structure will be described. When the hydraulic cylinder 13 is driven to set the misalignment recovery unit 9 to a horizontal position, the rotary brush 16 is rotated, and the water pump 5 injects water from the water injection nozzles 26 and 27, misalignment on the work surface causes misalignment recovery box 15 It can be efficiently collected within. When the vacuum pump 6 is operated, the inside of the sludge tank 8 has a negative pressure, so that the sludge and water in the sludge collection box 15 are sucked into the sludge tank 8 through the suction duct 25 and the hose 19. In the sludge tank 8, sludge precipitates and accumulates, and as the sludge is collected, the volume occupied by the sludge increases, and the supernatant water is conveyed from the drainage port 8a (FIG. 2) of the sludge tank 8 to the water tank 7, and again the water pump. 5, water is jetted from the water jet nozzles 26 and 27, and the water is effectively recycled.

[0015]

As is apparent from the above description, according to the present invention, it is possible to reduce the size and weight of the apparatus, and to eliminate the need for towing a hose, thereby mechanizing the slip recovery work. Further, since the sludge can be efficiently collected in the sludge collection box, a small vacuum pump and a small water pump can be used.

[Brief description of drawings]

FIG. 1 shows an embodiment of a scrap collecting device of the present invention, and FIG.
1A is a side view and FIG. 1B is a plan view.

FIG. 2 is a configuration diagram schematically showing the connection of each part in FIG.

3 (A) is a horizontal sectional view of the misalignment recovery unit of FIG. 1, and FIG. 3 (B) is a vertical sectional view thereof.

FIG. 4 is a cross-sectional view showing the rotary brush pressing mechanism of FIG.

[Explanation of symbols]

1 ... Scrap collection device, 2 ... device body, 3 ... caterpillar,
4 ... Operating unit 5 ... Water pump, 6 ... Vacuum pump, 7 ... Water tank,
8 ... Sludge tank 9 ... Sludge collection part, 10 ... Collection part frame, 15 ... Sludge collection box 16 ... Rotating brush, 17 ... Hydraulic motor, 25 ... Suction duct 26, 27 ... Water injection nozzle

 ─────────────────────────────────────────────────── ─── Continued front page (72) Masato Ushiba 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Construction Co., Ltd. (72) Inventor Takuro Odawara 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Construction Co., Ltd.

Claims (1)

[Claims] 1. A device main body, a running part provided at a lower part of the device main body, a water pump, a vacuum pump, a water tank and a drain tank provided on the device main body, and a rotatable part at a front part of the device main body. The scrap collecting part is mounted on the collecting part frame, the scrap collecting part is disposed on the lower part of the collecting part frame, and the scrap collecting box is disposed below the collecting part frame. And a water recovery nozzle provided with two rotating brushes arranged such that their rotation axes intersect with each other, and a water jet nozzle disposed inside the rear part of the rotating brushes and inside the miscellaneous recovery box. apparatus.