JP2001002370A - Rail-running-type cargo handling device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate mounting work and eliminate requirement of feeding trolley wire over the entire length of a running range, by providing an electric running device which runs on a rail provided higher to transport a cargo with a battery for supplying power supply to this electric running device. SOLUTION: A lead acid battery (hereinafter it is called battery) 13 is capable of being charged, and is fixed to the center of a connecting frame 7. This rail- running-type loading device A is run to a predetermined position by radio control. This running is performed using an electromotive force of the battery 13, and a running electric motor drives a running wheel 4 via an endless belt 12. When any curve exists on the way of a rail 2, running bedplates 3 mutually rotate with bearings 8 and can smoothly run. There is no feeding device along this rail 2, so that power supply is not interrupted even when the rail has a branch, and work can be safely and quietly performed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a Telha-type rail traveling type cargo handling device, and more particularly to a rail traveling type cargo handling device which does not require a trolley wire for power supply, thereby facilitating installation work and performing safe work during use. Related to the device.

[0002]

2. Description of the Related Art In a conventional rail traveling type cargo handling device, in the case of a Telha type, a trolley wire for power supply is stretched on the side of a rail or on a ceiling side, and a roller type current collector of a roller handling machine is provided on this side. Power is collected from the trolley wire for the entire length of the traveling range for winding, winding, and traveling. In some cases, an insulating material is coated so as to open only the lower surface of the trolley wire, and current is collected by sliding a current collecting shoe in contact with the lower surface. There is also a cable in which a cabtire cable is suspended in a curtain shape and moved to collect electricity.

[0003]

However, the current collecting system in such a conventional rail traveling type cargo handling apparatus has the following problems. 1. As described above, in any of the trolley wire system, the insulated trolley wire system, and the cabtire cable system, a power supply device must be provided over the entire traveling range, so that equipment costs, construction costs, and maintenance and inspection costs increase accordingly. . 2. In the above three methods, an installation place must be secured, and it is troublesome due to restrictions due to a building or a rail. If there is a curve, the labor and cost will increase. 3. Trolley wires have the advantage of being cheaper to install than insulated trolley wires, but they are very dangerous because they can come in contact anywhere and get an electric shock. 4. In any of the power feeding methods, if the rail has a curve, it takes time to install the rail, and it takes a lot of time to construct the rail so that the rail can be branched and run in a plurality of directions.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and it is an object of the present invention to facilitate installation work and eliminate the need for a power supply trolley line over the entire traveling range. It is an object of the present invention to provide a rail traveling type cargo handling device which can be made economical and can perform safe work particularly at the time of use and maintenance.

[0005]

According to a first aspect of the present invention, there is provided a rail traveling type cargo handling apparatus, comprising: an electric traveling apparatus which transports a load by traveling on a rail provided at a high place. In the rail traveling type cargo handling device provided, the electric traveling device includes a battery that supplies power to the electric traveling device.

According to a second aspect of the present invention, there is provided a rail traveling type cargo handling apparatus according to the first aspect, wherein the electric traveling apparatus includes a load lifting device.

According to a third aspect of the present invention, in the rail traveling type cargo handling apparatus, the battery has a charging connection device for detachably connecting the electrodes. It is characterized in that one electrode portion of the charging connection device is disposed on the body side of the cargo handling device, and the other electrode portion is disposed on the ground side or the building side.

According to a fourth aspect of the present invention, in the rail traveling type cargo handling device, the hoisting device comprises an electric hoisting device, and the electric hoisting device is hoisting or lowering. A power connection device for winding, which detachably connects the electrodes to each other for power supply, and arranges one electrode portion of the power connection device for winding on the fuselage side of the cargo handling device and the other electrode portion on the ground side. Alternatively, they are arranged only at the necessary points on the building side for hoisting and unloading.

According to a fifth aspect of the present invention, there is provided a rail traveling type cargo handling apparatus according to the third or fourth aspect, wherein the charging connection device or the hoisting power supply connection disposed on the ground side or the building side. The other electrode part in the device is
It is characterized by having a drive device that moves freely and automatically connects to one of the electrode portions.

[0010]

In the rail traveling type cargo handling device according to the first aspect of the present invention, since the cargo handling device itself has a battery as a power source for traveling, power is supplied over the entire traveling range such as a trolley wire for traveling of the traveling device. No equipment is required. Therefore,
Equipment costs and maintenance and inspection costs can be reduced even when the mileage is long. There is no restriction on the power supply due to buildings or rails, and the degree of freedom in setting the traveling position, curve, branching, etc. increases. Unlike a trolley wire system, there is no possibility that an operator will receive an electric shock, and safe work can be performed.

[0011] In the rail traveling type cargo handling device according to claim 2,
After hoisting the load using a manual hoisting device or a hoisting device supplied with power from the outside, the load can be conveyed to a predetermined position in a range where the rail is installed without power supply.

According to a third aspect of the present invention, in a rail traveling type cargo handling apparatus,
Since the used battery can be charged and reproduced by the charging connection device, the load can be transported at any time over the entire length of the rail without the power supply device. Further, since there is no need to remove the battery every time charging is performed, daily maintenance and handling is extremely simple.

[0013] In the rail traveling type cargo handling apparatus according to claim 4,
A necessary place for hoisting and unloading is set, and the electrode part on the other side is previously set in that place. It may be in multiple places. By doing so, the electric hoist can be used by obtaining power from the ground side or the building side, so that even if a power supply device is not provided along the entire length of the rail, the load can be hoisted and wound at that location. The unloading operation can be performed freely.

[0014] According to a fifth aspect of the present invention, in a rail traveling type cargo handling apparatus,
When the power supply for the electric hoist or the power supply for charging the battery is required, the power supply can be safely and easily obtained by automatically connecting the electrode section arranged on the ground side or the building side to the electrode section on the fuselage side. be able to. There is no need to perform high-place work and dangerous work such as connecting electrodes to a high place.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view showing a rail traveling type cargo handling device A according to an embodiment of the present invention, and FIG. 2 is a side view of the same.
In the figure, 1 is an electric traveling device of the rail traveling type cargo handling device A, 2 is a plate-shaped rail disposed below the ceiling of the building, 3 is a traveling base plate disposed on the side of the rail 2, Reference numeral 4 denotes a traveling wheel which is rotatably supported on an upper position of the traveling base plate 3 and rolls on the upper surface of the rail 2, and 6 is a pressing roller disposed on the lower surface of the rail. The pressing roller 6 is supported by an eccentric shaft for adjusting the gap with the lower surface of the rail. The above set is arranged at both ends of the connection frame 7 at a predetermined interval, and is supported by a vertical bearing 8 so as to be rotatable around a vertical axis. An electric motor 9 having a brake and a speed reducer is attached to one of the driving base plates, and a pulley 10 fixed to an output shaft of the driving motor 9 and a pulley 11 fixed to a driving shaft of the running wheel 4 are connected to an endless belt 12.
, A driving side is formed. The other side is a driven side without this traveling motor.

Reference numeral 13 denotes a lead storage battery (hereinafter referred to as a battery) used as a rechargeable battery, which is fixed to the center of the connection frame 7. In the figure, reference numeral 14 denotes a connection device for charging the battery 13, and reference numeral 15 denotes a power supply connection device for winding. Reference numeral 16 denotes an electrode provided on the fuselage side (one side), which is formed by surrounding three sides of a copper rod-shaped electrode material with an insulating material and fixing the opening horizontally to the building side. Due to the use of the electrodes 16, three phases are used in the winding power supply connection device 15 so that three electrodes are arranged in parallel to form one electrode portion 16a, and the charging connection device 14 uses a single DC phase. Are arranged in parallel to form one electrode portion 16b.

Reference numeral 17 denotes an electrode provided on the building side (the other side), which is provided so as to horizontally hold the shoe-like carbon material so as to be able to advance and retreat, and has the same pitch as the electrode portion on the machine body Power connection device 1 for winding three units
5 and the other electrode 17a of the charging connection device 14 is arranged.
Reference numeral 18 denotes a member to which a required number of the electrodes 17 are fixed,
Reference numeral 9 denotes an air cylinder with a guide for horizontally moving the electrode 17 through the fixing member 18, and reference numeral 20 denotes a switch for limiting the operation thereof. Reference numeral 21 denotes a projection, and 22 denotes a through hole disposed on the side of the fuselage.
1 is inserted by the advance operation of the air cylinder 19 to perform positioning. Then, the power supply connecting device for winding 1 provided in this manner is provided.
The other electrode part 17a of 5 is installed, for example, at each of a plurality of work places in the factory where cargo handling work is required. Further, the other electrode portion 17b of the charging connection device 14 is installed at a place off the work site in the factory, for example, at the end of a rail or a drop-in line. In this way, a plurality of devices can be used freely.

Next, in the figure, reference numeral 30 denotes an electric hoisting device of the rail traveling type loading and unloading device A, 31 is a main frame connected to the lower end of the connecting frame 7, and 32 is arranged at four corners of the main frame 31, respectively. Drum 34, drum 3
2 is a drum shaft which is inserted and fixed on both sides and both ends of the shaft are respectively supported by the main frame 33.

Reference numeral 35 denotes a drive shaft in which one ends of both drum shafts 34, 34 are connected to each other via a bevel gear 35a; 36, a hoisting motor with a brake and a speed reducer; 37, the drive shaft 35 through a pulley; It is an endless belt to which a hoisting motor 36 is connected. Reference numeral 38 denotes an unloading cage disposed below the main frame 31, and reference numeral 39 denotes a hoisting belt having one end wound around the drum 32 and the other end connected to an upper portion of the cage 38. Therefore, the cage 3
8 is supported at its four corners by a winding belt 39,
The loading and unloading and transport of the load 40 are performed stably. The winding belt 39 is made of a tape-like member using stainless steel or a resin material.

The rail traveling type cargo handling device A according to the present embodiment comprises:
It has a wireless remote control function. Reference numeral 41 denotes a receiver, which controls winding, running, and the like by a signal from a transmitter (not shown). 42 is a control panel. In addition, the machine has equipment such as an upper limit switch for winding, a limit switch for traveling, and a rotating light.

Next, the operation of the present embodiment will be described. First, the rail traveling type cargo handling device A travels to a predetermined position by radio control. This traveling is performed by the electromotive force of the battery 13, and the traveling electric motor 9 drives the traveling wheels 4 via the endless belt 12. When there is a curve in the middle of the rail 2, the traveling base plates 3 are rotated by the bearings 8 and can travel smoothly. Since there is no power supply device along the rail 2, power is not interrupted even when the rail has a branch, so that the work can be performed quietly and safely.

After traveling, the vehicle is stopped at a predetermined position, that is, a position where a hoisting operation is required. At this position, the other electrode portion 17a of the hoisting power supply connection device 15 is disposed in advance, so that the protrusion 21 and the through hole 22 are positioned so as to coincide with each other. Since the tip of the projection 21 is provided in a tapered shape, the stop position does not need to be strictly adjusted. Then, by operating an air valve 19 by operating an electromagnetic valve (not shown), the projection 21 is inserted into the through-hole 22 and the position is fixed, and the other electrode portion 17a contacts the protruding electrode 16 and the electrode 17. It becomes possible to energize. After the connection of the electrode portions, the winding motor 36 is driven, and the load is slung in a conventional manner. In the case of the present embodiment, the cage 38 is used.
Then, the load is loaded from a conveyor (not shown), and after winding up, the electrodes are cut off from each other, run to the next unloading place, and operate in the same manner as described above, so that the work can be continued.

After the work is completed, the cargo handling device is moved to the charging place when not in use, such as at night. The other electrode portion 17b of the charging connection device 14 is provided at this location, and the charging is performed by bringing the electrodes 16 and 17 into contact with each other and connecting the electrode portions in the procedure of the winding power connection device 15 described above. be able to.

The embodiments of the present invention have been described above. However, the specific configuration of the present invention is not limited to the embodiments, and a design change or the like may be made without departing from the gist of the present invention. Even if present, it is included in the present invention. For example, battery 1
3 has been described as being installed on the electric traveling device 1, but a trolley for transporting only the battery is separately provided,
It may be used by being connected to the electric traveling device 1. By bringing the electric hoisting device itself closer to the rail in this way, the hoisting distance (head) can be made as high as possible. Although the charging connection device 14 and the hoisting power supply connection device 15 are provided with the positioning projections 21 and the through holes 22, they are not always necessary and may be omitted. The other electrode portion is connected by an air cylinder, but may be arbitrarily set such as a manual lever type, an electric type, and a hydraulic type. In addition, a check table or the like that can be approached to the aircraft at a place where hoisting and unloading is required is provided, and a cabtire cable having a socket at one end as an electrode is provided there, and when necessary, a plug on the aircraft side is manually inserted and connected. It may be something that has been done. It can also be used for charging.

[0025]

As described above, in the rail traveling type cargo handling apparatus according to the first aspect of the present invention, since the above construction is adopted, the cargo handling apparatus itself has a battery as a power supply for traveling. With respect to traveling of the traveling device, a power supply device over the entire traveling range such as a trolley line is not required. Therefore, even if the traveling distance becomes long, the equipment cost and the maintenance and inspection cost can be reduced. There is no restriction on the power supply due to buildings or rails, and the degree of freedom in setting the traveling position, curve, branching, etc. increases. Unlike a trolley wire system, there is no possibility that an operator will receive an electric shock, and effects such as safe work can be obtained.

In the rail traveling type cargo handling apparatus according to the second aspect, since the above configuration is adopted, even if the load is hoisted using a manual hoisting apparatus or a hoisting apparatus supplied with power from the outside, even if power is not supplied, Such an effect is obtained that the article can be conveyed to a predetermined position in the range where the rail is installed and the load can be delivered.

According to the third aspect of the present invention, since the battery can be charged and regenerated by the charging connection device, the rail traveling type cargo handling device according to the third aspect can be used at any time over the entire length of the rail without the power supply device. Loads can be transported. Also, since it is not necessary to remove the battery every time charging,
The effect that daily maintenance handling becomes extremely simple is obtained.

In the rail traveling type cargo handling device according to the fourth aspect, since the above-mentioned configuration is adopted, it is possible to set a necessary portion for hoisting and unloading, and to eliminate the need for a power supply device between the required portions, thereby simplifying facility construction. It is economical. Since it is only necessary to install the electrode portion in advance at a place where the material is to be hoisted, it can be easily installed. It may be in multiple places. As a result, the electric hoist can be used by obtaining power from the ground side or the building side, so that electric power can be used to easily and easily carry out hoisting and unloading work at a required place. can get.

In the rail traveling type cargo handling apparatus according to the fifth aspect, since the above configuration is adopted, when a power source for the electric hoisting device or a power source for charging the battery is required, the electrode portion arranged on the ground side or the building side. Automatically connected to the body-side electrode section, power can be safely and easily obtained. It is possible to obtain effects such as no need to perform a high place work such as connecting to an electrode by climbing to a high place or performing a dangerous work.

[Brief description of the drawings]

FIG. 1 is a front view showing a rail traveling type cargo handling device according to an embodiment of the present invention.

FIG. 2 is a side view showing the rail traveling type cargo handling apparatus according to one embodiment.

[Explanation of symbols]

 A Rail traveling type cargo handling device 1 Electric traveling device 2 Rail 4 Traveling wheel 9 Traveling motor 13 Battery (battery) 14 Charging connection device 15 Winding power supply connecting device 16 One electrode 16a One electrode portion for winding 16b Charging One electrode part 17 of the other 17 The other electrode 17a The other electrode part for winding 17b The other electrode part for charging 19 Air cylinder (automatic connection) 30 Electric hoisting device 36 Electric motor for hoisting

Claims (5)

[Claims] 1. A rail traveling type cargo handling device provided with an electric traveling device that transports a load by traveling on a rail provided at a high place, wherein the electric traveling device includes a battery that supplies power to the electric traveling device. A rail traveling type cargo handling device, comprising: 2. The rail traveling type cargo handling device according to claim 1, wherein the electric traveling device includes a load hoisting device. 3. The battery has a charging connection device for removably connecting electrodes to each other. One of the charging connection devices is arranged on the fuselage side of the cargo handling device, and the other electrode is connected to the ground. The rail traveling type cargo handling device according to claim 1, wherein the rail traveling type cargo handling device is disposed on a side or a building side. 4. The hoisting device comprises an electric hoisting device. The electric hoisting device has a hoisting power supply connecting device for detachably connecting the electrodes to each other for supplying power for hoisting or lowering. The one electrode part of the connection device is arranged on the fuselage side of the cargo handling device, and the other electrode portion is arranged only at a necessary place on the ground side or on the building side for hoisting cargo handling. 3. The rail traveling type cargo handling device according to 3. 5. A driving device in which the other electrode portion of the charging connection device or the hoisting power supply connection device arranged on the ground side or the building side is movable back and forth and automatically connected to one of the electrode portions. The rail traveling type cargo handling device according to claim 3 or 4, wherein: