JPH0857344A - Operating device for self-traveling waste construction material crushing machine - Google Patents

Abstract

PURPOSE: To enable an operator to make switch operation even on the ground or on a main car body by disposing a lower control panel capable of operating various kinds of switches for electric circuits in the state of landing on the ground on its side face part side of the main car body and an control panel capable of making the similar switching operations even on the main car body atop the main car body, respectively. CONSTITUTION: The lower control panel 18 is disposed on the side face part side of the main car body 13 in the low position where the operator is able to operate various kinds of the switches for the electric circuits, for example, crusher switches, in the state of landing on the ground GL. The upper control panel 32 which enables the operator to make the similar switch operation in the state of ascending on the upper surface of the main car body 13 is disposed near the hopper 14. Both control panels 18, 32 are provided with the crusher switches and are connected by wirings. Traveling-working changeover switches are disposed in the electric circuits to form the circuits in such a manner that the non-conduction a conduction of electrical paths are executed by the crusher switch operation on the side of the upper and lower control panels 18, 32.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operating device for a self-propelled construction waste material crusher that performs a crushing process for recycling construction waste materials such as concrete waste and asphalt waste.

[0002]

2. Description of the Related Art FIG. 7 is a perspective view showing a self-propelled construction waste material crusher 1 according to an embodiment of the prior art. In the figure, 2 is a crawler traveling body of a self-propelled construction waste material crusher 1, 3 is a main body, 4 is a side step of the main body 4, 5 is a hopper,
6 is a feeder, 7 is a crusher, 8 is a conveyor, 9 is an operation panel, and 10 is various switches provided on the operation panel 9. In the self-propelled construction waste material crusher 1 shown in FIG. 7, the main vehicle body 3 is connected to the upper portion of the crawler traveling body 2, and concrete trash (not shown) is provided on the front upper portion of the main vehicle body 3.
A hopper 5 for receiving construction waste materials is provided, and the hopper 5
The construction waste material supplied to the hopper 5 is fed into the crusher 7 from the discharge port at the bottom of the hopper 5 by the feeder 6 and crushed into predetermined fine particles, and the finely pulverized construction waste material is crushed by the crusher 7
The operation control of various actuators such as the feeder 6, crusher 7, conveyor 8 and the like is carried out by the conveyor 8 arranged on the lower side of the operation, and various switches 10 of the operation panel 9 provided on the side surface of the main body 3 are operated. I'm trying to do it.

[0003]

In the self-propelled construction waste material crusher 1 shown in FIG. 7, an operator (driver) descends to the ground during the crushing work and discharges it from the lower portion of the crusher 7, for example. Crusher 7, conveyor 8 by observing the crushed state of construction waste materials dropped and the belt rotating state of conveyor 8.
When you want to stop, etc., purposely go up to the side step 4 of the main body 3 and switch (10) on the operation panel 9.
Have to operate. In addition, the operator is the main body 3
When you want to stop the feeder 6, crusher 7, etc. while climbing to the upper surface of the machine and adjusting the clogging of the crusher in the hopper 5, or visually checking the feeding status of the feeder 6 and the crushing status of the crusher 7. , I had to go down to the side step 4 and operate the switch (10) on the operation panel 9. It takes time and labor to move the operator to perform the above switch operation, which is not only troublesome, but also urgent because the switch operation cannot be performed. It is an object of the present invention to provide an operating device for a self-propelled construction waste material crusher that can solve the above problems.

[0004]

According to the operating device of the present invention,
A main car body is connected to the upper part of the crawler traveling body, and a hopper that receives construction waste such as concrete debris is provided on the upper front side of the main car body, and the construction waste supplied to the hopper is fed from the discharge port at the bottom of the hopper to the crusher by a feeder. It feeds it and crushes it into a predetermined fine grain, and the finely-divided construction waste material is carried out by a conveyor arranged below the crusher, and the operation control of various actuators such as the feeder, crusher, and conveyor is carried out on the main vehicle body. In an operating device for a self-propelled construction waste material crusher that is operated by operating a plurality of arranged switches, various switches for electric circuits are installed on the side of the main vehicle body when an operator is on the ground. A lower operation panel that can be operated is installed, and a worker near the hopper raises it to the upper side of the main body. Tsu were provided with upper-side operating panel that can switch operation. In addition, a travel / work changeover switch that can switch between the travel position contact and the work position contact is provided in the electric circuit, and the work position contact of the travel / work changeover switch and the ground are connected to each other. The upper operation panel and the lower operation panel are each provided with a self-holding type alternate switch that can switch the side contact and the other side contact on and off, and one side contact and one side contact of the above two alternation switches, respectively. Also, a power supply circuit that connects the other side contact and the other side contact by wiring, and applies a voltage to the solenoid of the electromagnetic switching valve for controlling various actuators, and one of the two alternate switches described above. Via one of the above solenoids, and the other alternate switch to the running / work switching switch. The work position contact of the switch is grounded, and when the electric path between the two alternate switches is energized or de-energized, the electric path is de-energized or operated by operating one of the two alternate switches. It was made to be energized. In addition, near the alternate switches provided on the upper side and lower side operation panels, lamps that can indicate the energized state of the electric path between the upper side and lower side alternate switches are arranged respectively, and one of the two lamps is provided. Connect the terminals to the power circuit, connect the other side terminals of both lamps, and connect the other side terminals to the connection part between the solenoid and the alternate switch, and the upper side and lower side alternate switches. Both of the above lamps are turned on when the electric path between them is energized.

[0005]

In the operating device of the present invention, a lower operation panel on which the operator can operate various switches for the electric circuit when the operator is on the ground is provided on the side surface of the main body, and near the hopper. Since the operator has installed the upper side operation panel that can operate the switch while rising to the upper side of the main body,
The switch operation can be performed by moving a short distance when the worker is getting on the ground or climbing on the main vehicle body. A self-holding type alternate switch is provided on each of the upper operation panel and the lower operation panel, and a lamp is provided near the upper and lower alternation switches, which can light up and display the energized state of the electric path between the alternate switches. Since they are respectively arranged, both lamps are turned on when the electric path between the two alternate switches is energized, and both lamps are turned off when the electric path between the two alternate switches is not energized. That is, when both lamps are on, a predetermined actuator controlled by an electromagnetic switching valve (a predetermined actuator among feeders, crushers, conveyors, generators, etc.) is operating, and when both lamps are off, a predetermined actuator is operated. The actuator of is in a stopped state. Therefore, the operator can confirm whether the predetermined actuator is in the operating state or in the stopped state by looking at either one of the operation panel on the upper side or the operation side on the lower side. In the above case, when you want to stop the actuator with both lamps lit, operate either one of the upper and lower alternation switches (operation that pushes in or pulls out in reverse to the state of the alternation switch). Then, the actuator can be stopped. On the other hand, when it is desired to operate the actuator whose both lamps are turned off, the actuator can be operated by operating either one of the upper and lower alternation switches.

[0006]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a side view showing a self-propelled construction waste material crusher 11 equipped with the operating device of the present invention. In the figure,
12 is a crawler traveling body of a self-propelled construction waste material crusher 11,
3 is a main body, 14 is a hopper, 15 is a feeder, 16
Is a clutter, 17 is a conveyor, and 18 is a lower operation panel. FIG. 2 is an enlarged view of a main part of the lower operation panel 18 in FIG. In the figure, 19 is a key switch for an engine (not shown), 20 is a running / work switching switch, 21 is a main switch for operating a main pressure oil supply control electromagnetic switching valve, and 22 is a conveyor control electromagnetic switching valve. A conveyor switch for operating a crusher control electromagnetic switching valve, a crusher switch for operating a crusher controlling electromagnetic switching valve, a feeder switch for operating a feeder controlling electromagnetic switching valve, a generator switch for operating a generator controlling electromagnetic switching valve, Is a horn switch, and 27, ..., 31 are lamps. FIG. 3 is a rear view of the self-propelled construction waste material crusher 11 shown in FIG. In the figure, 32 is an upper operation panel. FIG. 4 is an enlarged view of the upper operation panel 32 in FIG. In the figure, 21 'is a main switch for operating the main pressure oil supply control electromagnetic switching valve, 2
2'is a conveyor switch for operating the electromagnetic switching valve for conveyor control, 23 'is a crusher switch for operating the electromagnetic switching valve for crusher control, 24' is a feeder switch for operating the electromagnetic switching valve for feeder control, and 25 'is for generator control. Generator switch for operating the solenoid operated directional control valve, 2
6'is a horn switch, 33 is an emergency stop emergency switch, and 27 ', 31' and 31 'are lamps. FIG. 5 is an electric circuit diagram of the operating device of the present invention. In the figure, reference numerals 34, 38, and 38 are electromagnetic switching valves for main pressure oil supply control, conveyor control, crusher control, feeder control, and generator control, 39 is a solenoid control valve for traveling control, and 40 is a solenoid control valve. Power.

Next, the configuration of the operating device of the present invention will be described. As shown in FIG. 5, in the present invention, since the electromagnetic switching valves 34, ..., 39 are wired in parallel to the power source 40, As a typical example, a circuit of the crusher control electromagnetic switching valve 36 and the traveling control electromagnetic switching valve 39 will be described. Figure 6
FIG. 3 is a circuit diagram of a main part of an operating device according to the present invention. In the present invention, a low position on the side surface of the main vehicle body 13 where an operator can operate various switches (for example, crusher switch 23) for electric circuits in a state where the worker is on the ground (reference numeral GL shown in FIG. 1). A lower operation panel 18 is provided in the upper part of the main body 13 and a lower operation panel 32 is provided near the hopper 14 (shown in FIG. 3) that allows the operator to operate the switch while the operator is elevated to the upper surface of the main vehicle body 13. . In addition, a traveling / work changeover switch 20 that can be switched between a running position contact point A (shown in FIG. 6) and a working position contact point B is provided in the electric circuit, and the working position contact point B and the earth (ground) are connected to each other. ,
The upper side operation panel 32 and the lower side operation panel 18 are provided with crusher switches 23 'and 23 called self-holding type alternate switches that can switch the one-side contact and the other-side contact on and off by pushing and pulling out respectively. Each of the crusher switches 23 ′ and 23 ′ has one side contact C ′ and C connected by a wiring 41, and the other side contact D ′ ′ and D connected by a wiring 42, and a crusher control solenoid switching valve. A power supply circuit 43 for applying a voltage to a solenoid (not shown) of 36 and the crusher switch 23, for example, of the two crusher switches 23 ', 23 are connected to each other via the solenoid of the electromagnetic switching valve 36. , Run the crusher switch 23 'again
One of the two crusher switches 23 ', 23 is grounded via the work position contact point B of the work changeover switch 20, and when the electric path between the two crusher switches 23'-23 is energized or de-energized. The electric circuit was made non-energized or energized by operating.

The upper operation panel 32 and the lower operation panel 18
Lamps 29, 29 '(shown in FIG. 6) that can light up and display the energization state of the electric path between the crusher switches 23'-23 near the crusher switches 23', 23 respectively
Respectively, one of the two lamps 29 ', 29 is connected to one of the terminals E'and E of the power supply circuit 43', 43, respectively, and both terminals 29 ', 29 of the other lamp are connected to each other. Then, the other side terminals ′ ′, ′ ′ are connected to the connection portion a between the solenoid of the electromagnetic switching valve 36 and the crusher switch 23, and the crusher switch 23′-2.
Both the lamps 29 'and 29 are turned on when the electric path between the three is energized.

Next, the operation of the operating device of the present invention will be described. According to the present invention, the lower operation panel 18 is arranged on the side surface of the main vehicle body 13 at a low position where the operator can operate various switches for electric circuits, for example, the crusher switch 23, while the operator is getting on the ground. Since an upper operation panel 32 that allows a switch to be operated by an operator on the upper surface side of the main vehicle body 13 is provided near the operator 14, when the operator is on the ground or goes up on the main vehicle body 13. You can operate the switch by moving a short distance while you are there.

Further, in the operating device of the present invention, various switches, a crusher switch 23 'shown in FIG. 6 as a representative example is shown.
When both and 23 are pushed in or both are pulled out, the electric path between the crusher switches 23'-23 is brought into communication. Therefore, when it is desired to operate the crusher 16, the traveling / work changeover switch 20 is switched to the work position contact point B, and both the crusher switches 23 'and 23 are operated in the push-in state or the pull-out state. Power supply 40
The current from the power supply circuit 43, the electric path 44, the solenoid of the crusher control electromagnetic switching valve 36, the electric path 45, 46, the crusher switch 23, the electric path 41 or 42, the crusher switch 23 ', the electric path 47, 48, traveling / work switching. It flows to the ground through the working position contact point B of the switch 20. In addition, the current flowing from the power supply 40 to the power supply circuits 43 and 43 ′ is the lamps 29 and 29 ′, the electric lines 49 and 46, the crusher switch 23, the electric lines 41 or 42, the crusher switch 23 ′, the electric lines 47 and 48, and running / working. Changeover switch 20
It flows to the ground through the work position contact point b. Therefore, the crusher 16 operates and the lamps 29 'and 2
9 is turned on. When one of the crusher switches 23 'and 23 is in the push-in operation state and the other is in the pull-out operation state, the crusher switch 23'-2
The electric path between 3 is cut off. Therefore, in this case, the crusher 16 is stopped and the lamps 29 'and 29'
Is off. That is, the operator looks at the lamp of either one of the upper operation panel 32 and the lower operation panel 18 to check whether a predetermined actuator, for example, the crusher 16 is in an operating state or a stopped state. You can

In the above case, for example, both lamps 2
When it is desired to stop the crusher 16 in which 9'and 29 are lit, either one of the upper side and lower side crusher switches 23 ', 23 is operated (if the operated crusher switch is in the depressed state, The crusher 16 can be stopped by performing a pull-out operation, and conversely, if it is in a pull-out state, a push-in operation is performed. On the contrary, as shown in FIG. 6, when the electric paths 41, 42 between the crusher switch 23'-23 are in the non-energized state (therefore, both lamps 29 'and 29 are displayed in the off state), the crusher switch 23' is depressed or By pulling out the crusher switch 23, the electric circuit 41 or 42 is brought into communication with the crusher 1
6 can be activated.

[0012]

In the operating device of the present invention, the lower operation panel on which the operator can operate the various switches for the electric circuit is provided on the side surface of the main body while the operator is on the ground, and the hopper Since an upper operation panel that allows switches to be operated while the operator is raised above the main body is installed in the vicinity, a short distance can be used when the operator is descending to the ground or climbing above the main body. Can be moved to perform switch operation. A self-holding type alternate switch is provided on each of the upper operation panel and the lower operation panel, and a lamp is provided near the upper and lower alternation switches, which can light up and display the energized state of the electric path between the alternate switches. Since they are respectively arranged, both lamps are turned on when the electric path between the two alternate switches is energized, and both lamps are turned off when the electric path between the two alternate switches is not energized. That is, when both lamps are on, a predetermined actuator controlled by an electromagnetic switching valve (a predetermined actuator among feeders, crushers, conveyors, generators, etc.) is operating, and when both lamps are off, a predetermined actuator is operated. The actuator of is in a stopped state. Therefore, the worker is on the upper side,
By looking at one of the lower operation panels, it is possible to confirm whether the predetermined actuator is in the operating state or in the stopped state. In the above case, when you want to stop the actuator with both lamps lit, operate either one of the upper and lower alternation switches (operation that pushes in or pulls out in reverse to the state of the alternation switch). Then, the actuator can be stopped. On the other hand, when it is desired to operate the actuator whose both lamps are turned off, the actuator can be operated by operating either one of the upper and lower alternation switches. That is, in the operating device of the present invention,
One-man control can be easily performed without feeling tired of getting on the main vehicle body during warm-up operation, start-up inspection, and crushing operation while the operator is on the ground.
In addition, when performing an adjustment operation according to the state of the crushed object to be put into the hopper, the operation panel provided on the upper part of the main vehicle body where the crushed condition is most visible can be operated, thus improving work efficiency and safety. . Also, during crushing work where the crushing noise or engine noise is loud, a third party who has found an abnormality in the crusher can make an emergency stop without sending a stop signal to the worker on the main body, for example, so it is safe and It is possible to minimize the damage that occurs.

[Brief description of drawings]

FIG. 1 is a side view showing a self-propelled construction waste material crusher equipped with an operating device of the present invention.

FIG. 2 is an enlarged view of a main part of a lower operation panel in FIG.

FIG. 3 is a rear surface portion of the self-propelled construction waste material crusher in FIG.

FIG. 4 is an enlarged view of an upper operation panel in FIG.

FIG. 5 is an electric circuit diagram of the operating device of the present invention.

FIG. 6 is a circuit diagram of a main part of the operating device according to the present invention.

FIG. 7 is a perspective view showing a self-propelled construction waste material crusher according to an embodiment of the prior art.

[Explanation of symbols]

 1,11 Self-propelled construction waste material crusher 2,12 Crawler traveling body 3,13 Main vehicle body 5,14 Hopper 6,15 Feeder 7,16 Crusher 8,17 Conveyor 9 Operation panel 18 Lower operation panel 20 Travel / work switching Switch 23, 23 'Crusher switch 27, ~, 31, 27', ~, 31 'Lamp 32 Upper operation panel 34, ~, 39 Electromagnetic switching valve 43, 43' Power circuit

Claims (3)

[Claims] 1. A main vehicle body is connected to an upper portion of a crawler traveling body, and a hopper for receiving construction waste such as concrete debris is provided on an upper front side of the main vehicle body, and the construction waste material supplied to the hopper is discharged from a lower portion of the hopper. Further, it is sent to a crusher by a feeder and crushed into predetermined fine particles, and the finely-divided construction waste material is carried out by a conveyor arranged below the crusher, and various actuators such as the above feeder, crusher, and conveyor are operated. In an operating device of a self-propelled construction waste crusher that is controlled by operating a plurality of switches arranged on the main body, an electric circuit is provided on the side of the main body when the worker is on the ground. A lower operation panel that allows the operation of various switches for the vehicle is installed, and the operator can raise it to the upper surface of the main body near the hopper. An operating device for a self-propelled construction waste material crusher, which is provided with an upper operation panel that can be operated by switches in a standing state. 2. The operating device for a self-propelled construction waste material crusher according to claim 1, wherein a traveling / work changeover switch which can switch between a traveling position contact and a working position contact is provided in the electric circuit. The operation position contact of the travel / work changeover switch communicates with the arm, and the self-holding alternate switch that can switch the one side contact and the other side contact on and off by pushing / pulling out the upper side operation panel and lower side operation Each of the two alternate switches is provided on a panel, and one side contact and one side contact of each of the above two alternation switches are connected by wiring, and the other side contact and the other side contact are connected by wiring, and a solenoid switching valve for controlling various actuators is provided. A power supply circuit for applying a voltage to the solenoid and one of the two alternate switches are connected to one of the solenoids. Or the other alternate switch is grounded via the work position contact of the traveling / work changeover switch, and when the electric path between the two alternate switches is energized or de-energized, the two An operating device for a self-propelled construction waste material crusher, characterized in that the electric circuit is de-energized or energized by operating one of the alternate switches. 3. The operating device for a self-propelled construction waste material crusher according to claim 2, wherein the upper and lower alternations are provided near alternation switches provided on the upper and lower operation panels respectively. Each of the lamps is provided with a lamp capable of lighting and indicating the energization state of the electric path between the switches, one terminal of each of the lamps is connected to the power supply circuit, and the other side terminals of the both lamps are connected to each other, and the other side terminal is connected. Is connected to the connection between the solenoid and the alternate switch, and the two lamps are turned on when the electric path between the upper side and the lower side alternate switches is energized. Machine operation device.