JP6522212B1 - Current collector for motor vehicle - Google Patents

Abstract

An object of the present invention is to provide a current collector for a motor vehicle, which can be easily arranged along any traveling path and can easily change the traveling path. The upper recess 13 is connected to the lower recess 14 of the adjacent linear rack base 1A or the curved rack base 1B. It connects and the adjacent linear rack main body 1A or curvilinear rack main body 1B is electrically connected. Therefore, it is possible to easily lay a traveling path of a required shape by appropriately combining the linear rack base 1A and the curved rack base 1B. [Selected figure] Figure 4

Description

  BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a current collector for a mobile vehicle. More particularly, the present invention relates to a current collector for a mobile vehicle, such as a transportable vehicle that is equipped with an electric motor and capable of self-propelled.

  Transport vehicles with a current collector are known that charge while traveling by supplying electric power from overhead wires to a mobile vehicle equipped with a traveling motor, storage battery, etc. for transportation at mining sites of mines, crushing sites, etc. (Patent Document 1). Further, on the raceway surface, a side groove or a circular tubular roof member is disposed at a position next to the traveling wheel, and a plurality of feeder lines (overhead lines) are wired in the side groove or roof member, and this feeder line There is also known one in which a conductive roller is brought into contact rolling and fed to receive power (Patent Document 2 and Patent Document 3).

JP 2012-239268 A Japanese Patent Application Laid-Open No. 52-27109 JP-A-52-18620

When the position of the face (excavating site) is changed, such as a storage car and a motor for transporting a car at a crushed stone parking lot equipped with a motor, the traveling path on which the car travels is also changed. At this time, in the case of a conventional overhead wire system in which the electric wire is extended to the overhead wire pillar, it is necessary to build the overhead wire pillar along the travel route every time the traveling route transported by the mobile vehicle changes. . Similarly, in a current collector for a vehicle extending a feed line disposed on the ground, it is necessary to rearrange the feed device along the traveling path.
An object of the present invention is to provide a current collector for a motor vehicle, which can be easily arranged along any traveling path and can easily change the traveling path.
Another object of the present invention is to provide a current collector for a motor vehicle which can arrange a traveling path at low cost.

The present invention takes the following means in order to solve the problems.
That is, the current collector for a motor vehicle according to the first aspect of the present invention is a power transmission which is disposed on a traveling path of a motor vehicle and has a linear or curved rack main body and power conductor which is arranged on the rack main body. In a current collector for a motor vehicle, comprising: an overhead wire, which is an electric wire, and a current collector attached to the mobile vehicle and slidingly energized with respect to the overhead wire; It consists of an upper concave formed by notching the upper side in the thickness direction of one end of the main body, and a lower concave connected to the upper concave and formed by notching the lower side in the thickness direction of the other end of the wire rack main body It is characterized by

  In the current collector for a motor vehicle of the second aspect of the present invention, in the first aspect of the present invention, the cross section of the wire rack main body has a trapezoidal shape, the wire is disposed on the side of the trapezoid, and the electric wire connected to the wire is A plug which is wired inside the rack body and which connects the electric wires to each other and a socket which is connected to the plug are disposed in the upper recess and the lower recess.

  A current collector for a motor vehicle according to a third aspect of the present invention is characterized in that, in the first or second aspect, the magnetic body is disposed on the upper surface of the trapezoid of the wire rack main body, and the magnet is disposed on the current collector. I assume.

  The current collector for a motor vehicle according to the fourth aspect of the present invention is characterized in that, in the first or second aspect, the material of the rack body is rubber or synthetic resin.

  In the current collector of the present invention 5 according to the present invention 1 or 2, a guide groove for guiding the current collector is formed in the rack main body, and the current collector is guided by the guide groove. It is characterized by having a guide roller.

  INDUSTRIAL APPLICABILITY The current collection device for a motor vehicle of the present invention can easily lay a traveling path of a necessary shape by appropriately combining a linear rack base body and a curved rack body.

FIG. 1 is an overall perspective view showing a current collector for a motor vehicle according to a first embodiment of the present invention. FIG. 2 is a cross-sectional view taken along line A-A of FIG. FIG. 3 is a perspective view showing the wire rack main body of FIG. FIG. 4 is a plan view showing a state in which a traveling path is formed by combining a linear track body and a curved track body. FIG. 5 is a view corresponding to FIG. 2 showing a current collector for a motor vehicle according to a second embodiment of the present invention.

First Embodiment of a Current Collector for a Vehicle
Hereinafter, a first embodiment of the present invention will be described based on the drawings. FIG. 1 is a whole perspective view showing a current collector for a motor vehicle according to a first embodiment of the present invention, FIG. 2 is a sectional view taken along the line A-A of FIG. 1, and FIG. 3 is a rack main body of FIG. It is a perspective view. FIG. 4 is a plan view showing a state in which a traveling path is formed by combining a linear track body and a curved track body. As shown in FIG. 1 to FIG. 4, the linear overhead wire rack main body 1A and the curved overhead wire rack main body 1B are connected to the ground and installed to form a traveling path, and the linear overhead wire rack body 1A and curved lines The self-propelled vehicle 2 travels along the main bridge base 1B. The mobile vehicle 2 is equipped with a traveling motor, a storage battery, and the like. A current collector 3 is attached to the front of the mobile vehicle 2, and the current collector 3 slides along the linear rack base 1A and the curved rack base 1B to form a linear rack base 1A. Power is supplied to the mobile vehicle 2 from the curvilinear rack base 1B. The current collector 3 is attached to the front of the mobile vehicle 2 via a plate-like stay 21.

  As shown in FIG. 1 to FIG. 3, the linear rack base 1A and the curved rack base 1B are trapezoidal in cross section, and both sides of the trapezoid 11, 11 are electric wires for power transmission. Is embedded. The overhead wires 11, 11 protrude from the side surfaces of the straight wire rack main body 1A and the curved wire rack main body 1B, and are formed in a convex arc shape outward. The material of the linear rack base 1A and the curved rack base 1B is an insulating rubber or synthetic resin. It is preferable that the curvilinear overhead wire rack main body 1B prepares the thing of the arbitrary curves by arbitrary curvature according to the shape of the required traveling path. In addition, it is preferable that a plurality of lengths be prepared for the entire length of the linear overhead wire stand main body 1A. Electric wires 12, 12 connected to the overhead wires 11, 11 are wired inside the linear rack base 1A and the curved rack body 1B. FIG. 3 is a perspective view showing the linear rack main body 1A. As shown in FIG. 3, at the right end (one end) of the linear rack main body 1A, an upper concave portion 13 formed by cutting the upper side in the thickness direction is formed. A lower recess 14 formed by cutting the lower side in the thickness direction is formed at the left end (the other end) of the linear rack main body 1A. Two sockets 15, 15 are formed in the upper recess 13, and two plugs 16, 16 are formed in the lower recess 14. The sockets 15, 15 and the plugs 16, 16 are connected to the electric wires 12, 12 respectively. The upper recess 13, the lower recess 14, the sockets 15 and 15, and the plugs 16 and 16 are formed in the curvilinear cable carrier main body 1 </ b> B as well as the linear cable carrier main body 1 </ b> A.

  As shown in FIG. 4, when the upper recess 13 is connected to the lower receding portion 14 of the adjacent linear rack base 1A or the curvilinear rack base 1B, the sockets 15 and 15 of the upper concave 13 are lower recessed. The fourteen plugs 16, 16 are connected to electrically and mechanically connect the adjacent straight rack base body 1A or the curved rack base body 1B. Therefore, it is possible to easily lay a traveling path of a required shape by appropriately combining the linear rack base 1A and the curved rack base 1B. In addition, it is easy to change the traveling route. As described above, since the upper recess 13 is formed at one end of the linear rack base 1A and the curved rack base 1B and the lower concave 14 is formed at the other end, one type of linear Since the wire rack main body 1A or the curved wire rack main body 1B is sufficient, the types of parts can be reduced, and the manufacturing cost can be reduced.

  As shown in FIGS. 1 and 2, the current collector 3 includes a slider holding plate 31 formed by bending a non-conductive plate into a trapezoidal shape, sliders 32, 32, a hollow cylindrical support cylinder 33, a compression coil spring 34, It comprises 35 and a guide roller 36. The slider holding plate 31 is formed in a trapezoidal shape whose lower surface is open. The sliders 32, 32 are fixed to the inner lower ends of both side plates of the slider holding plate 31 and slide in contact with the straight lines 11 or 11 of the straight rack base 1A or the curved rack main body 1B. Power on 2. In the embodiment of the present invention, since direct current is used, one of the overhead wires 11 is on the positive side, and the other overhead wire 11 is on the negative side. When using a three-phase alternating current, three overhead wires 11 and three sliders 32 may be arranged. The sliders 32, 32 are formed of carbon, a copper-based sintered alloy, or the like. A guide groove 17 having a rectangular cross-sectional shape is formed over the entire length in the longitudinal direction on the upper surfaces of the linear rack base 1A and the curved rack base 1B. A guide roller 36 is rotatably attached to a lower surface of the upper plate of the slider holding plate 31 so as to protrude downward in the vertical direction. The guide roller 36 is inserted into the guide groove 17 and rolls, and guides the current collector 3 along the linear rack base 1A and the curved rack base 1B.

  A support cylinder 33 is attached to the upper surface of the upper surface of the slider holding plate 31 so as to protrude upward in the vertical direction. The stay 21 is formed with a through hole 22 having a circular cross section, and the support cylinder 33 is fitted into the through hole 22 and guided by the through hole 22 to be vertically movable in the vertical direction. Further, the support cylinder 33 is guided by the through hole 22 and can swing around the vertical axis, and follows the curve of the curvilinear overhead wire main body 1B. A flange 37 larger in diameter than the support cylinder 33 is formed at the upper end of the support cylinder 33, and a compression coil spring 34 is inserted between the upper surface of the stay 21 and the lower surface of the flange 37. Further, a compression coil spring 35 is inserted between the lower surface of the stay 21 and the upper surface of the upper surface of the slider holding plate 31. Electric wires 38 electrically connected to the sliders 32 and 32 are connected to the storage battery of the mobile vehicle 2 and the traveling motor through the support cylinder 33. The current collector 3 is vertically movably supported by the compression coil springs 34 and 35 with respect to the mobile vehicle 2. Therefore, even if the traveling vehicle 2 is moving up and down due to the unevenness of the ground, the vertical position of the slider holding plate 31 is maintained, and the contact between the sliders 32, 32 and the overhead wires 11, 11 is maintained. As a result, in order to charge the storage battery while traveling with the electric power supplied from the linear rack base body 1A or the curved rack body 1B, the mobile vehicle 2 is disconnected from the traveling path installed on the ground and It becomes possible to secure the storage amount of the storage battery when traveling independently.

Second Embodiment of a Current Collector for a Vehicle
Hereinafter, a second embodiment of the present invention will be described based on the drawings. FIG. 5 is a view corresponding to FIG. 2 showing a current collector for a motor vehicle according to a second embodiment of the present invention. In the second embodiment, a current collector for a motor vehicle is provided with a magnetic body made of iron, cobalt, nickel or the like on the rack base body, a magnet is arranged on the current collector, and the overhead wire is pulled by the attraction force of the magnet. This is an example in which a current collector is drawn to the base body. In the following description, only portions different from the current collector for a motor vehicle according to the first embodiment will be described, and the same parts as those of the current collector for a motor vehicle according to the first embodiment are given the same numbers. To explain. As shown in FIG. 5, plate-like magnets 39, 39 are fixed to the upper surface and the lower surface of the slider holding plate 31 in the current collector 30 of the second embodiment. The magnets 39, 39 are disposed on both sides of the guide roller 36. In addition, on the upper surfaces of the linear rack base 1A and the curved rack base 1B, plate-like magnetic bodies are provided along the entire length in the longitudinal direction at positions facing the magnets 39, 39 on both sides of the guide groove 17. 18, 18 are fixed. Therefore, even if the traveling vehicle 2 moves up and down due to the unevenness of the ground, the slider holding plate 31 is attracted to the linear rack base 1A and the curved rack base 1B by the attraction forces of the magnets 39, 39. . As a result, since the attraction forces of the magnets 39, 39 are added to the biasing force of the compression coil spring 35, the wire support table in a linear shape with the slider holding plate 31 than the current collector for a motor vehicle of the first embodiment. The vertical position between the main body 1A and the curved rack main body 1B is maintained, and the contact between the sliders 32, 32 and the overhead wires 11, 11 is maintained.

  As mentioned above, although the Example of this invention was described, this invention is not limited to this Example. For example, in the embodiment described above, in order to guide the guide roller 36, a guide groove 17 is formed in the upper portion of the wire connection rack main body 1A, 1B. However, since the slider holding plate 31 is a member having a trapezoidal shape and is springy and the upper surface of the rack main body 1A is also trapezoidal, the slider holding plate 31 is released from the track only by being pressed from above. There is nothing to do. Accordingly, the guide groove 17 may not be provided at the upper portion of the wire rack main bodies 1A and 1B. In the embodiment described above, the socket is disposed in the upper recess and the plug is disposed in the lower recess. However, as another embodiment, the plug is disposed in the upper recess and the socket is disposed in the lower recess. It may be arranged. In the embodiment described above, the upper recess is formed at one end of the wire rack main body and the lower recess is formed at the other end of the wire rack main body, but the upper recess is formed at both ends of the wire rack main body Alternatively, two types of rack base bodies may be prepared, in which lower concave portions are formed at both ends of the rack body.

DESCRIPTION OF SYMBOLS 1A ... Linear wire rack main body 1B ... Curved wire rack main body 11 ... Wire 12 ... Electric wire 13 ... Upper recessed part 14 ... Lower recessed part 15 ... Socket 16 ... Plug 17 ... Guide groove 18 ... Magnetic body 2 ... Self-propelled vehicle 21: Stay 22: Through hole 3, 30: Current collector 31: Slider holding plate 32: Slider 33: Support cylinder 34, 35: Compression coil spring 36: Guide roller 37: Flange 38: Electric wire 39: Magnet 39

Claims (5)

A linear or curvilinear bridge base body disposed on the traveling path of a motor vehicle;
An overhead wire, which is a power transmission wire disposed in the overhead wire bridge main body, for feeding power to a mobile vehicle;
A collector for a motor vehicle, comprising: a current collector attached to the motor vehicle and configured to slide on the overhead wire to supply electricity.
The wire rack main body is
An upper concave portion formed by notching the upper side in the thickness direction of one end of the wire rack main body,
A current collector for a motor vehicle comprising: a lower concave portion connected to the upper concave portion and formed by notching the lower side in the thickness direction of the other end of the wire rack main body. The current collector for a motor vehicle according to claim 1,
The cross-sectional shape of the rack base is trapezoidal, and the rack wire is disposed on the side surface of the trapezoid, and a wire connected to the rack wire is wired inside the rack base body,
A plug for connecting the electric wires to each other and a socket connected to the plug are disposed in the upper recess and the lower recess. The current collector for a motor vehicle according to claim 1 or 2
A magnetic body is disposed on the upper surface of the trapezoidal shape of the wire rack main body,
A current collector for a motor vehicle, wherein a magnet is disposed in the current collector. The current collector for a motor vehicle according to claim 1 or 2
A material of the wire rack main body is rubber or a synthetic resin. The current collector for a motor vehicle according to claim 1 or 2
A guide groove for guiding the current collector is formed in the rack base body, and the current collector has a guide roller guided to the guide groove.

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