JP2018033680A - Model railroad device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a model railroad device allowing a user to enjoy it by easily exchanging model scenes.SOLUTION: A model railroad device includes: a base 1; a pair of rails 2 annularly laid on an upper face of the base; a DC circuit that is assembled inside the base and, both electrodes of which are connected to the rails respectively; and a model railroad vehicle 5 provided to freely travel with wheels on the rails 2 and equipped with a DC motor for rotating the wheels by a DC power supply fed via the wheels. Further, an inside board 25 disposed inside the annular rails 2 and an outside board 26 to be disposed outside thereof are removably provided on the upper face of the base 1, and model scenes 27 and 28 formed by reducing the scale of scenery surrounding the rails are disposed on an upper face of at least one of the inside board 25 and the outside board 26.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a railroad model device that electrically drives a railroad model vehicle along a rail provided on a base.

  Conventionally, as a kind of hobby related to railways, a railroad model device that lays a rail on a base and runs a railroad model vehicle on the rail as seen in Patent Document 1 below has been favored.

  In such a railway model device, generally, a model model of a landscape surrounding a railway called a scene model (layout or diorama) is arranged around the rails, and a model railway vehicle in a real landscape. Things that are simulated and enjoyed as if they are running are preferred.

  However, since the above scene model is assembled on a base on which rails are arranged, it is installed in a wide space using, for example, an O gauge (gauge: 32 mm) or an HO gauge (16.5 mm). In a large railway model apparatus, which does not get tired over a long period of time, a simple railway model apparatus arranged in a narrow space has a problem that the viewing life is short.

  So, if you try to change the scene model every certain period, the scene model is fixed on the base, so it takes a lot of work and work to remove and assemble a new scene model, There was a problem that the cost increased.

JP 2006-204491 A

  The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a railway model device that can be easily enjoyed by exchanging a scene model even in a small railway model such as a small desktop. It is what.

  In order to solve the above problems, a railway model device according to the present invention described in claim 1 is incorporated into a base, a pair of rails laid in an annular shape on the upper surface of the base, and the base. And a DC electric circuit in which both poles are connected to each rail and a DC motor that is provided on the rail so as to be freely movable on the rail and rotates the wheel by a DC power source supplied through the wheel. A model vehicle, and on the upper surface of the base, an inner substrate disposed inside the annular rail and an outer substrate disposed outside the annular rail are detachably provided, A scene model in which the scenery surrounding the rail is reduced is disposed on the upper surface of at least one of the inner substrate and the outer substrate.

  The invention according to claim 2 is the direct current according to claim 1, wherein a terminal of a power cable obtained by converting a household power source into a direct current of 5 V or less is connected to the outer peripheral surface of the base. An electrical circuit connection port is provided.

  The invention according to claim 3 is the invention according to claim 2, wherein the power cable is a charging USB cable, and the connection port is a micro USB connector of the charging USB cable. To do.

  The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the gauge between the pair of rails is an N gauge (gauge: 9 mm) or a Z gauge (same: 6.5 mm). It is characterized by being.

  According to the invention described in any one of claims 1 to 4, an inner substrate disposed inside the rail and an outer substrate disposed outside can be detachably attached to the upper surface of the base on which the annular rail is laid. Provided on the upper surface of at least one of the inner board and the outer board, and a plurality of inner boards and / or outer boards arranged with different scene models are arranged on the upper surface of the inner board and the outer board. It can be replaced as appropriate. As a result, even a small railway model, especially for a small tabletop, can be easily changed to a railway model apparatus with a different landscape and enjoyed.

  By the way, such a model train apparatus is generally used to drive a model train vehicle with a DC motor, and as a power source, the AC power of a household power source is converted to DC and the voltage is reduced. Is supplied. For this reason, it is necessary to purchase the controller separately from the model railway device, which is expensive and requires a large space for the installation location of the controller, and also for installation and storage after use. Since it takes time, there is a problem that it is not suitable for the use of a simple railway model device that is decorated on a desk or the like for decoration.

  In this respect, according to the second aspect of the present invention, the terminal of the power cable in which the household power source is directly converted into a direct current of 5 V or less at the connection port of the direct current electric circuit provided on the outer peripheral surface of the base of the model railway device. Therefore, the model train can be turned by a DC motor without using a conventional controller.

  For this reason, by providing an operation dial for a current or voltage control component interposed in a DC electric circuit, a switching knob for the direction of travel, and the like on the outer peripheral surface of the model railroad device, the railroad model vehicle can be used only by the railroad model device. You can enjoy driving by controlling.

  Here, as the power cable, it is preferable to use a general-purpose charging USB cable that is widely used for charging a battery of a mobile phone or a digital camera, as in the third aspect of the invention.

  As a result, the invention according to any one of claims 1 to 3, as in the invention according to claim 4, is particularly small in that the rail gauge is N gauge (9 mm) or Z gauge (6.5 mm). It is suitable for a railway model device.

It is a perspective view which shows the base in one Embodiment of this invention. It is a disassembled perspective view of the base of FIG. 1, an outer side board | substrate, and an inner side board | substrate. It is a disassembled perspective view which shows the state which provided the scene model in the outer side board | substrate and inner side board | substrate of FIG. FIG. 4 is an assembly diagram of FIG. 3. It is a circuit diagram which shows the direct current | flow electric circuit in the base of FIG. It is a cross-sectional view which shows the structure of the rail of FIG. It is a perspective view which shows the model railway vehicle of FIG. It is a perspective view which shows the internal structure of FIG. It is a side view of FIG. FIG. 10 is a front view of FIG. 9. It is a disassembled perspective view which shows the state which provided the scene model in the outer side board | substrate and inner side board | substrate in other embodiment of this invention. It is an assembly drawing of FIG.

1 to 10 show an embodiment of a railroad model device according to the present invention, and reference numeral 1 in the drawing is a base.
The base 1 is formed of a synthetic resin, wood, or metal plate in the shape of a rectangular plate having a hollow inside, and the area thereof is formed to be equal to or less than the area of A4 standard paper. An oval annular step 24 is formed on the upper surface of the base 1, and a pair of rails 2 having an oval shape are laid on the step 24.

  As shown in FIG. 6, the rail 2 is made of a copper wire, an aluminum wire or a brass wire having a circular cross section, and a support column 4 is integrally formed on the synthetic resin model substrate 3. It fits into a recess 4a having a notch 4b formed on the upper surface, and is fixed by the elastic force of the notch 4b. At this time, it may be fixedly fitted and fixed via an adhesive. The gauge of the rail 2 is set to a dimension corresponding to an N gauge (gauge: 9 mm) or a Z gauge (same: 6.5 mm). The substrate 3 is fixed to the upper surface of the step portion 24 of the base 1.

  Further, on the upper surface of the base 1, as shown in FIG. 2, an oval inner board 25 arranged inside the oval rail 2 and an outer board arranged outside the annular rail 2. 26 is detachably provided. In this embodiment, scene models 27 and 28 are integrally fixed to the upper surfaces of the inner substrate 25 and the outer substrate 26 as shown in FIGS.

  Here, the step portion 24 of the base 1 is formed so that the height dimension thereof is equal to the thickness dimension of the inner substrate 25 and the outer substrate 26. Further, the outer dimension of the inner substrate 25 is substantially equal to the inner dimension of the step portion 24, and the outer substrate 26 is formed in a rectangular shape having the outer dimension approximately equal to the upper surface of the base 1, and the step portion 24 is formed therein. An opening 26a is formed in which is closely fitted.

  Further, a small hole 1a is formed at a predetermined position on the upper surface of the base 1, and projections inserted into the small hole 1a for positioning on the lower surfaces of the inner substrate 25 and the outer substrate 26. Is formed. As a result, the inner substrate 25 and the outer substrate 26 are arranged inside and outside the step portion 24, and when the respective protrusions are installed on the base 1 by engaging the small holes 1 a of the base 1, the step portion 24. And the level of the inner substrate 25 and the outer substrate 26 are configured to be continuous.

Thus, on the rail 2 to which the inner board 25 and the outer board 26 are attached inside and outside, for example, a model railway vehicle 5 as shown in FIGS. It is designed to run away.
In this model railway vehicle 5, the distance between the wheels 6 is set to a dimension corresponding to the N gauge, and a DC motor 7 for driving the wheels 6 is mounted therein.

  A worm gear 8 comprising a worm 8a and a worm wheel 8b is attached to the output shaft of the DC motor 7, and the worm wheel 8b is meshed with a gear 6a integrated with one of the wheels 6, and this gear 6a And the gear 6 a integrated with the other wheel 6 are engaged with each other through an idle gear 9.

  Incidentally, as the DC motor 7, a general-purpose motor having a rated voltage of 4.5 V, a no-load rotation speed of 35,000 rpm, a no-load current of 70 mA or a rated voltage of 3.0 V, a no-load rotation speed of 21,000 rpm, and a no-load current of 26 mA is used. Yes. Further, current collector plates are provided on the side surfaces of the model train vehicle 5, and DC power is supplied to the motor 7 via the current collector plate from the rail 2 to which both poles of a DC electric circuit 14 described later are connected. It is like that.

  In this model railway apparatus, as shown in FIG. 1, as a power cable for supplying a direct current to the direct current motor 7, a general-purpose battery widely used for charging a battery such as a mobile phone or a digital camera. A charging USB cable 10 is used. This charging USB cable is composed of a converter 11 that converts household AC 100V into DC 5V, and a USB cable 12 having a USB connector 12a at one end connected to the converter 11.

  A connection port 13 to which a micro USB connector 12b at the other end of the USB cable 12 is connected is provided on the side surface of the base 1, and a DC electric circuit 14 as shown in FIG. ing.

  In this DC electric circuit 14, each pole of the DC current supplied from the connection port 13 is connected to the pair of rails 2, and the switch 15 for turning the circuit ON and OFF and the value of the current flowing through the circuit are adjusted. A variable resistor 16 and a switch 17 for reversing the circuit pole are interposed.

  Further, a charging battery 21 is incorporated in the DC electric circuit 14. Reference numeral 20 in the figure denotes a voltage adjusting diode for stepping down the voltage of 5V of the DC power supplied from the connection port 13 in accordance with the rated voltage of the DC motor 7 to be used.

  On the side surface of the base 1, an operation dial 18 for operating the switch 15 and the variable resistor 16 and a switching knob 19 for operating the switch 17 are provided.

  In the railway model device having the above configuration, the inner board 25 is disposed on the upper surface of the base 1 on which the annular rail 2 is laid, and the outer side of the step portion 24 on which the rail 2 is laid. The outer substrate 26 is detachably provided, and scene models 27 and 28 with the scale surrounding the rail 2 are arranged on the upper surfaces of the inner substrate 25 and the outer substrate 26, respectively.

  For this reason, after appreciating the railway model vehicles 5 and 5 'traveling on the rail 2 with the scene models 27 and 28, the inner board 25 and the outer board 26 are removed, for example, as shown in FIGS. By exchanging with the inner board 25 and the outer board 26 on which the different scene models 29 and 30 are arranged, it is possible to enjoy the running of the rail vehicle models 5 and 5 'in different scenery.

  As a result, by preparing a plurality of inner boards 25 and outer boards 26 on which various scene models are arranged, even in a small railway model for a small desktop, etc., it can be easily converted into a railway model apparatus of a different landscape. It can be enjoyed with modification.

  At this time, a step 24 having the same height as the thickness of the inner substrate 25 and the outer substrate 26 is formed on the upper surface of the base 1, and the rail 2 is laid on the step 24. After the inner substrate 25 and the outer substrate 26 are arranged, a natural environment in which the rails 2 are laid on the upper surface level of the inner substrate 25 and the outer substrate 26 can be reproduced.

  Further, the model train vehicles 5, 5 'are arranged on the rail 2, the micro USB connector 12b of the charging USB cable 10 inserted into a household power outlet is inserted into the connection port 13 of the base 1, and the switch 15 is turned on. By operating the operation dial 18, the DC motor 7 of the model train vehicles 5, 5 ′ can be driven from the rail 2, so that the model train vehicles 5, 5 ′ can run along the rail 2.

  In addition, since the charging battery 21 is incorporated in the DC electric circuit 14 in the base 1, the micro USB connector 12 b of the charging USB cable 10 is connected to the connection port 13 of the base 1 in advance. By charging the battery 21, the model railway vehicle 5, 5 ′ can be driven by the battery 21 without connecting the charging USB cable 10 during operation.

  In addition, for example, the USB connector 12a of the USB cable 12 can be connected to a USB connector provided in a personal computer and capable of supplying DC power, and power can be supplied to the base 1.

  As described above, according to the model railway apparatus, the operation dial 18 and the switching knob 19 provided on the base 1 can be obtained by simply connecting the micro USB connector 12b of the general-purpose charging USB cable 10 to the connection port 13 of the base 1. By operating the model trains 5, 5 'can be run by the DC motor 7 without using a conventional large-scale controller.

  Moreover, since the rail 2 is configured by fitting and fixing a copper wire having a circular cross section to the concave portion 4a of the support column 4 integrally formed on the synthetic resin model substrate 3, the base Even when the area of 1 is small, the rail 2 having a complicated bent shape can be easily laid.

  As a result, it is easy to charge a small model railroad model device with small gauge dimensions such as N gauge (9 mm) and Z gauge (6.5 mm) and with a base 1 having an area of A4 standard or less and displayed on a table. This can be realized by the USB cable 10.

DESCRIPTION OF SYMBOLS 1 Base 2, 22 Rail 5 Model railway vehicle 6 Wheel 7 DC motor 10 Charging USB cable (power cable)
13 Connection Port 14 DC Electric Circuit 25 Inner Board 26 Outer Board 27, 28, 29, 30 Scene Model

Claims (4)

A base, a pair of rails laid in an annular shape on the upper surface of the base, a DC electric circuit incorporated in the base and connected to both rails, and a wheel running on the rail A railway model vehicle equipped with a DC motor that is freely provided and rotates the wheel by a DC power source supplied through the wheel,
In addition, an inner substrate disposed inside the annular rail and an outer substrate disposed outside the annular rail are detachably provided on the upper surface of the base, and the inner substrate and the outer substrate A railroad model device, wherein a scene model with a scaled down landscape surrounding the rail is disposed on at least one upper surface.   2. The connection port of the DC electric circuit to which a terminal of a power cable obtained by converting a household power source into a direct current of 5 V or less is provided on the outer peripheral surface of the base. Model railway equipment.   The railway model device according to claim 2, wherein the power cable is a charging USB cable, and the connection port is a micro USB connector of the charging USB cable.   The railroad model device according to any one of claims 1 to 3, wherein a gap between the pair of rails is an N gauge (gauge: 9 mm) or a Z gauge (6.5 mm).