JPH0635760Y2 - Insulated trolley wire power supply connection device - Google Patents

Description

[Detailed Description of the Invention] [Technical Field] The present invention relates to an insulating trolley system for supplying electricity while moving to a mobile device such as a hoist or a crane.
The present invention relates to a power supply connection device for an insulated trolley wire, which connects the ends of the insulated trolley wire to each other and supplies power to the insulated trolley wire.

[Background technology]

9 to 13 show conventional examples. In FIG.
Reference numeral 10 denotes a traveling rail having an I-shaped section of the mobile device, and an insulating trolley wire 1 is attached to a side surface of the traveling rail 10 by a hanger 11. Both ends of the insulated trolley wire 1 have end members 12
It has been blocked. The insulated trolley wire 1 is connected by the power supply connection device 13, and is connected from the power supply line 14 to the insulated trolley wire 1
Is supplied with electricity. In FIG. 10, reference numeral 15 is a current collector that collects current while slidingly traveling on the insulated trolley wire 1 and supplies electricity to mobile equipment. The current collector 15 includes a current collecting arm 17 to which a current collector 16 is attached, a spring 18 for urging the current collecting arm 17 toward the insulated trolley wire 1 side, and a lead wire 19. 20
Is a connecting device for simply connecting the line edge trolley wire 1. The insulated trolley wire 1 has a plurality of flat conductors provided in an insulating coating in a single-sided exposed state.

As shown in FIGS. 11 to 13, the power supply connecting device 13 connects the pair of insulated trolley wires 1 and also connects the power supply line 14 to the terminal 21 protruding on the back surface. The power supply line 14 is connected by inserting it into the hole 22 of the terminal 21 and tightening it with a terminal screw 23, and the terminal 21 is covered with a terminal cover 24 for insulation. As shown in FIG. 12, the power supply connection device 13 is attached to the traveling rail 10 with the mounting screw 25, and the terminal 24 is provided with the terminal insertion hole 26 provided in the traveling rail 10.
To insert.

However, according to the conventional power supply connection device 13, there is a problem that it is necessary to process the terminal insertion hole 26 in the traveling rail 10 as shown in FIG. . In addition, a dedicated drilling tool is required for processing the terminal insertion hole 26, and a large work space is required for using the drilling tool. Therefore, the power supply connection device 13 may not be installed in a place where a working space cannot be obtained. In addition, other conventional examples (for example, actual development Sho 58-1869)
No. 28) connects the insulated trolley wire by screw tightening, and the feeder line connection plate is erected above the insulated trolley wire and the feeder line is connected to this by a screw, but it cannot be made thin and work is required. The sex is bad.

[Purpose of device]

This device does not need to be provided with a hole for insertion of a feeder line connection terminal in the running rail, and is easy to implement. In addition, it does not require a work space for hole processing, which makes it easy to select the installation location and makes it thinner. It is an object of the present invention to provide a power supply connection device for an insulated trolley wire that can be manufactured and has good workability.

[Disclosure of device]

The power supply connection device for an insulated trolley wire according to the present invention has a substantially cylindrical shape having a trolley wire insertion portion into which a conductor of the insulated trolley wire is inserted from both sides, and a rivet portion for connecting the power supply wire is provided on an outer surface of the trolley wire. A conductor connecting tool, a spring that is mounted inside the conductor connecting tool and presses the conductor inserted into the trolley wire insertion portion against the inner surface of the conductor connecting tool, and covers the rivet portion side of the conductor connecting tool. In order to hold the conductor connection tool and to connect the power supply line to the rivet part, the power supply line insertion part is provided in parallel with the trolley wire insertion part, and the insulating connection device main body is provided. .

According to the configuration of the present invention, since the insertion portion of the power supply line is provided on the side surface of the connecting device main body into which the insulating trolley wire is inserted, the connecting device main body and the insulating trolley wire between the traveling rail for mounting the insulating trolley wire and the insulating trolley wire are provided. The power line can be accommodated in the space.
Therefore, it is not necessary to form a hole for inserting the power supply line or the connection terminal therefor in the traveling rail, and the workability is improved. Further, since the hole processing is not required, the space for using the tool for the hole processing is not required, and the installation location of this power supply connection device can be freely selected. Furthermore, since it is possible to attach multiple conductor connecting tools to the main body of the connecting device, it can be applied for multiple phases, and it can also be connected by pressing the conductor of the insulated trolley wire against the inner surface of the conductor connecting tool by the spring in the conductor connecting tool. Therefore, the conductors can be easily connected, and the power supply line can be easily connected by caulking the power supply line to the rivet portion provided upright on the outer surface of the conductor connection tool, so that the thickness can be reduced and the workability can be improved.

Embodiment An embodiment of the present invention will be described with reference to FIGS. 1 to 8. In FIG. 1, 2 is an insulative connection device body, which has an insulating cover 3 and a metal mounting plate 4 on the back surface,
It is fixed to the traveling rail 10 with two mounting screws 5 inserted through the mounting plate 4. The traveling rail 10 is of the I type shown in FIG. 9, and the insulated trolley wire 1 is arranged on the front surface in the same manner as described above. The connecting device main body 2 is one in which the tips of a plurality of pairs of insulated trolley wires 1 are inserted on both sides so as to oppose each other, and each side has a trolley wire insertion portion 2b, and one side surface is provided with a feeding wire 6 A recess 7 is formed. A conductor connector 8 for connecting the conductors 1a of the insulated trolley wires 1 and the conductors 6a of the feeder lines 6 to each other is housed in the connection device body 2. The same number of conductor connecting members 8 as the number of conductors 1a of the insulated trolley wire 1 are provided.

The conductor connector 8 includes a conductive conductor joint 9, a pressure spring 30 and a guide plate 31 arranged in the conductor joint 9, and a crimp terminal 32 for connecting the power supply line 6 to the conductor joint 9. As shown in FIG. 8, the conductor joint 9 has a substantially tubular shape but is formed in a lip groove shape, and has a rivet portion 33 integrally formed on the outer surface of the web. The rivet portion 33 is inserted into the connection hole 32a of the crimp terminal 32 which is caulked to the power supply line 6, and the tip is caulked to crimp the terminal 32.
To fix. The pressure spring 30 is composed of a corrugated leaf spring and is made of a good electric conductor. The guide plate 31 has a flat plate shape with both ends curved and is made of a good electric conductor. By inserting the conductor 1a of the insulated trolley wire 1 between the lip portion 9a of the conductor joint 9 and the guide plate 31, the conductor 1a is clamped by the pressure of the pressure spring 30 therebetween.

The insulated trolley wire 1 is one in which three flat conductors 1a are embedded in the insulating coating 1b as shown in FIG. 7, and the conductor 1a is exposed on the front surface (lower surface in FIG. 7). . Further, the tip of the conductor 1a is projected from the insulating coating 1b as shown in FIG. A current collecting guide wall 1c is formed on the surface of the insulating coating 1b along both sides of each conductor 1a. As shown in FIG. 6, each collector guide wall of the insulated trolley wire 1 is provided in the connection device main body 2.
A current collecting guide wall 2a continuous with 1c is formed.

According to the power supply connecting device having this configuration, since the insertion portion 7 of the power supply line 6 is provided on the side surface of the connecting device body 2 into which the insulating trolley wire 1 is inserted, the traveling rail on which the connecting device body 2 and the insulating trolley wire 1 are mounted. The power supply line 6 can be accommodated in the space between 10 and the insulated trolley wire 1. Therefore, traveling rail 10
Since it is not necessary to form a hole for inserting the power supply line 6 or the connection terminal therefor, the workability is improved. Also,
Since there is no need for drilling, the space for using tools for drilling is not required, and the installation location of this power supply connection device can be freely selected. Further, since a plurality of conductor connecting tools 8 can be attached to the connecting device body 2, it can be applied for multi-phase, and the pressure spring 30 in the conductor connecting tool 8 allows the conductor 1a of the insulated trolley wire 1 to connect to the conductor connecting tool. The conductor 1a can be easily connected because the connection is made by pressing the inner surface of the conductor 8, and the power supply line 6 can be easily connected by caulking the power supply line 6 to the rivet portion 33 standing on the outer surface of the conductor connector 8. Therefore, it can be made thin and workability is improved. Moreover, since the entire conductor connecting device 8 is housed in the connecting device body 2, the conventional terminal cover is not required, the number of parts is reduced, and the cost can be reduced. Moreover, since the terminal cover is not required, the attaching / detaching work is also unnecessary, and the construction time can be shortened by considering that the crimp terminal 32 is connected by the rivet portion 33.

The structure of the conductor connecting tool 8 is not limited to that of this embodiment, but various structures can be adopted.

[Effect of device]

Since the connecting device for feeding the insulated trolley wire of the present invention is provided with the insertion portion of the feeder line on the side of the connecting device body into which the insulating trolley wire is inserted, the traveling rail and the insulating trolley to which the connecting device body and the insulating trolley wire are mounted. The feed line can be accommodated in the space between the lines. Therefore, it is not necessary to form a hole for inserting the power supply line or the connection terminal therefor in the traveling rail, and the workability is improved. In addition, since there is no need for hole processing, there is no need for a space for using tools for hole processing,
You can freely choose the installation location of this power supply connection device. Furthermore, since it is possible to attach multiple conductor connecting tools to the main body of the connecting device, it can be applied for multiple phases, and it can also be connected by pressing the conductor of the insulated trolley wire against the inner surface of the conductor connecting tool by the spring in the conductor connecting tool. Therefore, the conductors can be easily connected, and the power supply line can be easily connected by caulking the power supply line to the rivet portion that is erected on the outer surface of the conductor connection tool, which makes it possible to reduce the thickness and improve workability. There is.

[Brief description of drawings]

FIG. 1 is a horizontal sectional view of an embodiment of the present invention in a connected state,
FIG. 2 is a horizontal sectional view of the unconnected state, FIG. 3 is a plan view of the same, and FIG. 4 is a front view of the unconnected state of the same.
FIG. 5 is a horizontal cross-sectional view showing a cross-section different from that of FIG. 2 in its unconnected state, FIG. 6 is also its perspective view, FIG. 7 is its perspective view of its insulating trolley wire, and FIG. 8 (A). ~
(D) is a rear view, a plan view, a front view, and a side view of the conductor joint, FIG. 9 is a perspective view of a conventional insulating trolley system, FIG. 10 is its plan view, and FIG. 11 is a conventional view. FIG. 12 is an exploded perspective view of the power supply connecting device, FIG. 12 is a cutaway plan view thereof, and FIG. 13 is a perspective view of the traveling rail thereof. 1 ... Insulated trolley wire, 1a ... Conductor, 2 ... Connection device body, 2b
... Trolley wire insertion part, 6 ... Power supply line, 7 ... Insertion part, 8 ... Conductor connector, 30 ... Pressure spring, 33 ... Rivet part

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-55-43992 (JP, A) Actually opened 58-186928 (JP, U) Actually opened 49-36500 (JP, U)

Claims (1)

[Scope of utility model registration request] 1. A conductor connecting tool having a substantially tubular shape having a trolley wire insertion portion into which a conductor of an insulated trolley wire is inserted from both sides, and a rivet portion for connecting a power supply line to the outer surface of the conductor connection tool, and the conductor connection. A spring that presses the conductor, which is mounted in the tool and inserted into the trolley wire insertion portion, against the inner surface of the conductor connecting tool, and the conductor connecting tool so as to cover the rivet portion side of the conductor connecting tool. A power supply connection device for an insulated trolley wire, comprising: an insulative connection device main body in which a power supply wire insertion portion for holding and connecting a power supply wire to the rivet portion is provided in parallel with the trolley wire insertion portion.