JPH0526693U - Stationary cleaning device for crawler type vehicles - Google Patents

Abstract

(57) [Summary] [Purpose] A stationary cleaning of a crawler-type vehicle in which a saw-shaped platform is stretched over the upper surface of a water moat, and cleaning water jetting devices are arranged on both left and right sides of the platform. In the device, the operation of swinging and rotating the nozzles of the injection device provided on both sides of the bed in the front-back direction is a simple mechanism, and the injection device is moved in the left-right direction in order to adjust the interval width of the left and right injection devices. Even if it is freely displaceable, it should be able to be performed without any hindrance. [Structure] Box-shaped underframes 3a, 3a that are long in the front-rear direction are provided on both left and right sides of a slatted underframe 2 on the upper surface of the water moat 1, and on the upper side of each underframe 3a. , A pillar-shaped nozzle unit 31 for holding a plurality of nozzles 30 ...
Are juxtaposed in the front-rear direction and are supported so as to freely swivel about the vertical axis of rotation, and the lower end portions of the nozzle units 31 ... Each has an operating arm 33,
In the underframe 3a, a reciprocating rod 34 reciprocating in the front-rear direction by a reciprocating mechanism 342 is arranged in the front-rear direction, and the reciprocating rod 34 is provided at each lower end of the nozzle units 31. Connect the operating arms 33 ...

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an improvement of a stationary cleaning device for a crawler type vehicle for cleaning a lower vehicle body including a crawler which is a traveling device of a crawler type construction machine such as a bulldozer and a hydraulic excavator.

[0002]

[Prior Art]

 The stationary cleaning device A for cleaning the lower car body of a crawler type vehicle is shown in FIG. 1 by excavating a trench on the floor surface of a workplace and driving concrete in the conventional one. As shown in Fig. 2, the bottom surface is a V-shaped slope, or a water moat 1 whose bottom surface is flat is installed, and the crawler-type vehicle B can run on the top surface of the water moat 1. The sluice-like base 2 is stretched, and the jetting devices 3 and 3 provided with the nozzles 30 for jetting cleaning water are installed on both left and right sides of the upper surface of the pedestal 2. The crawler type vehicle B to be cleaned is run and stopped on the drain board 1 on the upper surface of the water moat 1, and the injection device 3 is attached to the left and right crawlers 40 and 40 and the lower part of the vehicle body 4. The cleaning water sprayed from the nozzle 30 of No. 3 is struck and the lower surface side of the vehicle body 4 is And the mud that has hardened on the crawler tracks of the left and right crawlers 40 and 40 are washed away, and the washed mud and the used washing water flow into the water moat 1 below the slatted base plate 2. I'm trying to drop it.

[0003]

[Problems to be solved by the device]

 The conventional stationary cleaning device A for the crawler type vehicle described above drives the crawler type vehicle B to be cleaned, and mounts it on the upper surface of the base 2 so as to be located between the left and right injection devices 3. When the washing machine is sprayed with the washing water by the operation of the left and right jetting devices 3 ... by the operation of the right and left jetting devices 3 and 3, when the nozzle 30 for jetting the washing water is fixed. Has a problem that it takes a long time to complete the cleaning, because the part to be cleaned becomes limited by the collision of the cleaning water.

[0006] For this purpose, as in the case of a wheel-type vehicle stationary cleaning device around the feet, the portion supporting the crawlers 40 and 40 is set to a roller that is idled, and the crawlers 40 and 40 are idled. However, there is a problem that the structure of the base 2 must be complicated in order to do so.

On the contrary, there is also a means for moving the injectors 3, 3 in the front-rear direction with respect to the crawler type vehicle B positioned on the bed 2, but in order to do so, Since the ejection device 3 is configured by arranging a large number of pillar-shaped nozzle units 31 ... Supporting a plurality of nozzles 30 ... In parallel, it is necessary to move these many nozzle units 31. I have to. In addition, the left and right injection devices 3, 3 installed on both left and right sides of the base 2 are designed to allow the space width to be expanded and contracted so as to correspond to the change in size of the crawler type vehicle B to be cleaned. In addition, since it is desired to be freely movable in the left and right directions, it is necessary to be able to move both in the front and rear direction and in the left and right directions, which causes a problem that the mechanism becomes extremely troublesome. ..

The present invention has been made in order to solve these problems that have occurred in the conventional means, and is configured by arranging a large number of columnar nozzle units 31 that support a plurality of nozzles 30 in parallel. When the injection devices 3 are mounted on the left and right sides of the base 2 so as to face each other in a pair, even when the injection devices 3 and 3 are displaceable left and right, The nozzles 30 provided in each of the nozzle units 31 of 3.3 can change the injection device back and forth with respect to the vehicle body of the crawler-type vehicle B mounted on the base 2 with a simple mechanism. The purpose is to provide new means to

[0007]

[Means for Solving the Problems]

 Further, in the present invention, as means for achieving the above-mentioned object, a drainboard-like base is stretched over the opening on the upper surface of the water moat, and cleaning water is applied to both left and right sides of the base. In a stationary cleaning device for a crawler type vehicle equipped with an injection device that injects from nozzles, box-shaped underframes that are long in the front-rear direction are installed on the left and right sides of the platform, respectively. On the upper surface side of the nozzles, a large number of column-shaped nozzle units that hold a plurality of nozzles are arranged in parallel in the front-rear direction to support them so that they can be freely swung with a vertical axis of rotation, and the lower end portions of the nozzle units are also supported. Of the reciprocating rod which is reciprocally moved by the reciprocating mechanism in the front-rear direction. Use the nozzle unit on the reciprocating rod. Is intended to raise the crawler type vehicle of the stationary cleaning device, characterized in that it allowed interlocking the actuating arm provided on lower end portions of the bets.

[0008]

【Example】

 Next, embodiments will be described in detail with reference to the drawings. The same reference numerals are used for the constituent members having the same effects as those of the conventional means.

FIG. 3 is a plan view of a stationary cleaning device A for a crawler type vehicle according to the present invention, FIG. 4 is a vertical side view of the same device A, and FIG. 5 is a vertical front view of the same device A. In the figure, 1 is a water moat, 2 is a ladder-shaped base plate stretched over an opening on the upper side of the water moat 1, 3.3 is a cleaning water spray device, 3a is an underframe of the spray device 3, and 4 is The body of a crawler type vehicle B is shown.

The water moat 1 has a width slightly wider than the left and right widths of the large one of the crawler type vehicles B to be cleaned on the floor surface of the work area, and a trench longer than the length of the vehicle B is excavated. It is formed by pouring concrete into it, and the bottom surface 10 thereof is formed in a shape of a one-sided slope that descends and inclines toward one side in the left-right direction, as shown in FIG.

The base plate 2 covers the opening on the upper surface of the water moat 1 so that the crawler type vehicle B to be washed can run and be positioned there. The mud washed off from the roller type vehicle B is made to flow into the water moat 1. The shaped steels 20 ... are bridged over the opening of the water moat 1 at appropriate intervals, and on the upper surface thereof, It is an ordinary one in which a floorboard 21 having a drainboard shape is stretched. The base 2 may be fixed to the water moat 1 in a state in which the opening on the upper surface of the water moat 1 is closed.

As shown in FIG. 3 and FIG. 5, the injection device 3 · 3 has rectangular cylindrical underframes 3 a · 3 a, which are long in the front-rear direction, on both left and right sides of the upper surface of the base 2 described above, respectively. Nozzle units 31 ... Composed of column-shaped water guiding pipes, each having a plurality of nozzles 30 vertically arranged in multiple stages, are provided on the upper surface of each underframe 3a in parallel in the front-back direction. As shown in FIG. 6, the respective base end sides of the nozzle units 31 ... Are supplied to the left and right jetting devices 3 and 3 through the water guiding pipe 32 arranged in the underframe 3a. By connecting the switch devices freely to the left and right pump devices P and P for pumping the water and the pump device P that communicates with the water tap, the washing water is actuated by the pump device P and the washing water passes through the water guiding pipe 32 to each nozzle unit. Nozzle unit 3 1 The nozzles 30 mounted on the nozzles are ejected in the protruding direction of the nozzles 30.

Each nozzle unit 31 arranged on the upper surface of each underframe 3a, 3a is rotatably supported by the underframe 3a so as to freely rotate with a vertical rotation axis, and The lower end portion 310 of each nozzle unit 31 is projected into the underframe 3a, and the lower arm portion 310 is provided with the actuating arms 33 protruding sideways.

Further, in each underframe 3a, a reciprocating rod 34 formed in the shape of a rod long in the front-rear direction is arranged along the longitudinal direction of the underframe 3a, and each operation of the nozzle units 31 ... As shown in FIG. 7, the tip of the arm 33 is axially connected to the intermediate portion of the reciprocating rod 34 in the longitudinal direction with a predetermined interval. The forward / backward movement rod 34 has one end side in the longitudinal direction from the crank wheel 340 and the crank arm 341 with respect to the output shaft of the drive motor M1 assembled to the one end side in the longitudinal direction of the underframe 3a. Is connected through a reciprocating mechanism 342, and is reciprocally moved back and forth along the longitudinal direction of the underframe 3a by the operation of the drive motor M1 thereof, whereby the nozzle unit 31 supported on the underframe 3a is ... Are reciprocally rotated all at once, so that the nozzles 30 provided on the nozzle units 31 are pivotally rotated in the front-rear direction.

Then, in one (left) injection device 3 of the injection devices 3, 3 which are arranged side by side in a pair, the underframe 3a of the injection device 3 is provided on the lower surface side as shown in FIG. It is formed in the shape of a trolley provided with wheels 35 for moving, and the wheels 35 are mounted on rails 36 laid on the upper surface of the floor plate 21 of the base 2 so that the wheels 35 The crawler type vehicle B to be cleaned can be dealt with when the size of the crawler type vehicle B to be cleaned is changed by expanding and contracting the space between the pair of left and right injectors 3 and 3 facing each other. Is done.

Further, the pump device P for pumping the cleaning water to the spraying device 3 supported on the movable underframe 3a is attached to the extension portion 37 by extending the underframe 3a in one longitudinal direction. The machine frame 38 is installed, the pump device P is attached to and supported by the machine frame 38, and the machine frame 38 is moved together with the machine frame 38 by moving the frame 3a (FIG. 4). ..

Therefore, in this embodiment, the left and right sides of the water moat 1 are provided at the adjacent positions on the inclined descending side of the floor surface 10 formed on one side slope of the water moat 1 as shown in FIG. As shown in FIG. 2, a mud sand collecting water moat 11 is provided, and the depth thereof is deeper than the depth of the water moat 1. Moreover, the left and right widths thereof are formed to be much narrower than the left and right widths of the water moat 1. And, a side surface of the peripheral wall of the mud sand collecting moat 11 facing the water moat 1 is connected and communicated with an inclined descending end of a one-side slope-shaped bottom surface 10 of the water moat 1. When the mud sand washed from the crawler type vehicle B to be washed on the base 2 on the upper surface of the water moat 1 falls into the water moat 1 through the slatted base 2 together with the cleaning water, Along the sloping bottom surface 10 of the water moat 1, it flows into the mud sand collecting water moat 11 and accumulates on the bottom thereof.

Further, at a position adjacent to one of the water moat 1 in the front-rear direction, the reuse of the used cleaning water accumulated in the mud sand collecting moat 11 is made effective. A reflux moat 12 for this purpose is installed as shown in FIG. The recirculation water moat 12 is formed such that the left and right widths thereof are wider than the left and right widths of the water moat 1, and one of the left and right ends thereof is in the front-back direction with the mud and sand collecting water moat 11 described above. It is arranged so as to wrap, and communicates with the mud-sand collecting water moat 11 through an overflow port 13 provided at the upper edge portion of the peripheral wall of the mud-sand collecting water moat 11, thereby collecting in the mud-sand collecting water moat 11. The supernatant portion of the washing water used for washing is allowed to flow into the reflux water moat 12.

Then, as described above, the pump device P supported by the mounting machine frame 38 mounted on the extension portion 37 of the underframe 3a is formed as a submersible pump so that the pump device P is located in the return water moat 12. The movement of the underframe 3a in the left-right direction moves in the recirculation water moat 12 in the left-right direction.

Reference numeral 5 denotes a power cord of the drive motor M2 of the pump device P when the pump device P for pumping the wash water to the injection device 3 is moved together with the injection device 3 in this way. Is a guide for guiding the drive motor M2 so as not to cause confusion when moving.

The guide 5 is formed by connecting a large number of link plates so as to automatically rotate in the vertical direction by a horizontal connecting shaft, and when the link plates are assembled in a chain shape, the bending rotation of the link plates is changed vertically. A chain-like structure that is formed so as to freely rotate within a certain angle range on only one side of the direction, to which an electric cord or cable, or a hose for introducing washing water is held. The holding member provided with the holding hole is provided.

The chain-shaped guide 5 has a posture in which a side in which the bending and rotation thereof is allowed is directed upward, and the chain-shaped guide 5 is stretched on the upper surface side of the water moat 1 or on the upper surface of the base 2 or the return water moat 12. It is placed on the floor surface of the work space such as the lid plate 120 which can be stretched on the upper surface side along the left-right direction, and one end side in the longitudinal direction thereof is placed on the work space such as the upper face of the base 2 or the upper face of the lid plate 120. It is fixedly connected to an appropriate place on the floor surface, and the other end side is lifted up and folded back to be connected to the underframe 3a, and the holding member of this guide 5 is connected to the above-mentioned underframe 3a. By holding the middle of the power cord of the drive motor M1 of the pump device P assembled and supported via the mounting machine frame 38 and the middle of the power cord of the drive motor M2 for swinging and rotating the nozzle 30 ... Even if the underframe 3a moves, the power cord is always confused. You can keep it in a state that does not occur.

Further, the base end side of the water guide pipe 32 that guides the cleaning water to the spraying device 3 supported on the underframe 3a serving as a moving member, and the pump device P supported on the mounting machine frame 38 and the stationary cleaning device. When it is switchably connected to a water faucet that is fixed to the machine body of A and is connected to a pump device P, the pump device P that is fixedly provided to the machine body and the base end side of the water conduit 32 The middle part of the flexible hose connecting and communicating with is held by the holding member of this guide 5.

Reference numeral 6 denotes an earth discharging conveyor arranged in the mud and sand collecting moat 11. The driving sprocket 61, the driven sprocket 62, and the middle of the frame 60 assembled in a shape along the bottom surface 110 of the mud and sand collecting moat 11. A chain 64 is endlessly wound around these idler sprockets 63, and a blade 65 made of a flexible material such as a rubber plate is attached to the outer peripheral surface side of the chain 64 via a bracket. By driving the drive sprocket 61 to rotate the endless chain 64 in the direction shown by the arrow in FIG. 4, the blades 65 provided on the outer peripheral side of the chain 64 are below the chain 64 that rotates endlessly. The circumference side is set as the conveyance path side, and the mud sand accumulated in the mud sand collecting moat 11 is carried out.

Reference numeral 66 denotes a transfer gutter provided so as to surround the end side of the transfer path of the earth discharging conveyor 6, which is integrally assembled with the frame 60 of the earth discharging conveyor 6 and has a discharge port 67 on the tip side. It has been opened. A motor M3 for driving the drive sprocket 61 is mounted on the outer surface side.

Reference numeral 111 denotes a lid plate formed separately from the above-mentioned base 2 so as to cover the opening on the upper surface side of the mud sand collecting moat 11, which can be freely opened and closed for inspection and repair of the earth discharging conveyor 6. It is provided on or off.

Further, 70 is a drive motor for each of the pump devices P, P, P, a motor M2 for swinging and rotating the nozzle unit 31 of the injection device 3.3, and a drive motor M3 for the earth discharging conveyor 6. A control device 72 for controlling a drive circuit such as the above extends the underframe 3a of the movable injection device 3 to the upper surface side of the reflux water moat 12, and at the extension portion 37 thereof, as shown in FIG. As described above, when the mounting machine frame 38 for submersible pump suspension is suspended, and the pump device P is assembled and supported on the suspension machine frame 38, the cover encloses the extension part 37 of the underframe 3a and the moving range of the mounting machine frame 38. And is provided on the upper surface side of the return water moat 12. Reference numeral 22 is a water cover cover which is erected upright on both left and right sides of the base 2, and 39 is a manual cock provided in connection with each nozzle unit 31.

The embodiment apparatus configured as described above operates as follows. The crawler-type vehicle B to be cleaned is self-propelled by driving the crawlers 40, 40 on the left and right of the crawler-type vehicle B, and is positioned on the base plate 2 on the upper surface of the water moat 1.

Next, the undercarriage 3a formed in a bogie shape is moved, and the nozzles 30 of the nozzle unit 31 supported by the undercarriage 3a and the crawler 40 on the opposite side of the crawler type vehicle B are connected. Is adjusted so that the jetting pressure of the washing water jetted from the nozzles 30 ... Is adapted, and in this state, the left and right jetting devices 3, 3 are operated to perform the washing work.

At this time, by driving the drive motor M2 mounted on each underframe 3a, the reciprocating mechanism 342 is operated to reciprocate the long reciprocating rod 34 back and forth, The nozzle units 31 supported on the frame 3a are reciprocally rotated all at once with a vertical axis of rotation, whereby the nozzles 30 provided on each nozzle unit 31 are simultaneously swung back and forth. To move.

Therefore, the left and right crawlers 40, 40 of the crawler-type vehicle B placed on the bed 2 and the lower part of the vehicle body 4 are sprayed by the nozzles 30 of the left and right spraying devices 3, 3. The water is struck while displacing the colliding portion in the front-rear direction, so that the lower portion of the vehicle body 4 and the left and right crawlers 40, 40 can be effectively washed.

[0032]

[Effect of the device]

 As described above, in the stationary cleaning device for the crawler type vehicle according to the present invention, the cleaning water jetting devices 3 and 3 installed on the left and right sides of the base 2 stretched on the upper surface of the water moat 1 are provided. Long box-shaped underframes 3a are provided on both left and right sides of the base 2, and a plurality of pillar-shaped nozzle units 31 having a plurality of nozzles 30 attached thereto are provided in parallel in the front-rear direction. In addition, each nozzle unit 31 is pivotally supported on the underframe 3a so as to freely rotate about a vertical axis of rotation, and is connected to a reciprocating rod 34 arranged in the underframe 3a and long in the front-rear direction. Since the reciprocating rods 34 are swung in unison at the same time, the crawler type vehicle B of the crawler type vehicle B by the washing water spraying devices 3, 3 installed on the left and right sides of the base 2 is installed. Cleaning the lower part of the car body has a remarkably simple mechanism, It becomes rate to perform so. In addition, the mechanism for swinging and rotating the nozzle units 31 ... Which are arranged in parallel to the front and rear is such that the space between the left and right injectors 3 can be freely changed according to the width of the vehicle B. Even in such a case, by moving the underframe 3a rightward and leftward, it becomes possible to carry out the operation without attaching a special mechanism.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional front view of a conventional stationary cleaning device for a crawler type vehicle.

FIG. 2 is a vertical sectional front view of another embodiment of the above.

FIG. 3 is a plan view of a stationary cleaning device for a crawler type vehicle embodying the present invention.

FIG. 4 is a vertical side view of the same apparatus.

FIG. 5 is a vertical sectional front view of the same apparatus.

FIG. 6 is a vertical sectional front view of an injection device of the same device.

FIG. 7 is a perspective view of a main part of an injection device of the same device.

FIG. 8 is a perspective view of a water moat, a mud-sand collecting water moat and a reflux water moat of the same apparatus.

[Explanation of symbols]

A ... Stationary cleaning device, B ... Crawler type vehicle, P ... Pump device, M1, M2, M3 ... Motor, 1 ... Water moat, 10 ...
Bottom surface, 11 ... Mud and sand collecting moat, 110 Bottom surface, 111 ... Lid plate, 12 ... Recirculating water moat, 120 ... Lid plate, 13 ... Overflow port,
2 ... Bed, 20 ... Shaped steel, 21 ... Floor plate, 22 ... Water cover, 3 ... Injection device, 3a ... Underframe, 30 ... Nozzle, 31 ...
Nozzle unit, 310 ... Lower end, 32 ... Water pipe,
33 ... Actuating arm, 34 ... Reciprocating rod, 340 ... Crank wheel, 341 ... Crank arm, 342 ... Reciprocating mechanism, 35 ... Wheel, 36 ... Rail, 37 ... Extension, 38 ...
Mounting machine frame, 39 ... Manual cock, 4 ... Car body, 40 ... Crawler, 5 ... Guide, 6 ... Earth-moving conveyor, 60 ... Frame,
61 ... Drive sprocket, 62 ... Driven sprocket, 6
3 ... Idler sprocket, 64 ... Chain, 65 ... Blade, 66 ... Conveyor gutter, 67 ... Discharge port, 70 ... Control device,
72 ... Cover.

Claims (1)

[Scope of utility model registration request] 1. A spraying device 3 for spraying cleaning water from nozzles 30 on both left and right side parts of the slats 2 on the open mouth of the upper surface of the water moat 1. In the stationary cleaning device for the crawler type vehicle equipped with the
Box-shaped underframe 3a that is long in the front-rear direction on both left and right sides of the
3a are respectively arranged, and a plurality of pillar-shaped nozzle units 31 holding a plurality of nozzles 30 are arranged in parallel in the front-rear direction on the upper surface side of each underframe 3a, and have a vertical rotation axis. The nozzle unit 31 is supported by the underframe 3a.
3 into each of the operation arms 3 at the lower ends thereof.
3, a reciprocating rod 34 that reciprocates in the front-rear direction by a reciprocating mechanism 342 is provided in the underframe 3a, and the reciprocating rod 34 has the reciprocating rod 34 at each lower end of the nozzle unit 31. A stationary cleaning device for a crawler type vehicle, characterized in that the operating arms 33 provided on the section are linked together.