JP2014037201A - Boarding/alighting state display device for vehicle carrier car - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a boarding/alighting state display device for a vehicle carrier car in which it can be determined that a rear end of a vehicle is settled in a load-carrying platform.SOLUTION: A boarding/alighting state display device 1 disposed on a vehicle carrier car 100 having a load-carrying platform 120 on which a vehicle 200 is loaded comprises: detection means 10 by which it is detected that the vehicle 200 is positioned in the rear of the load-carrying platform 120; and display means 30 which displays a longitudinal position of the vehicle 200 on the basis of the detection result of the detection means 10. A driver can determine that the a rear end of the vehicle 200 is settled in the load-carrying platform 120 while staying in the vehicle. Thereby, the driver does not need troublesome work such that the driver gets off the vehicle 200 all the way to confirm the rear end of the vehicle 200.

Description

  The present invention relates to a boarding / alighting state display device for a vehicle carrier. More particularly, the present invention relates to a boarding / alighting state display device for displaying the position of a vehicle when the vehicle is loaded onto or unloaded from a vehicle carrier.

  Patent Document 1 discloses a technique relating to an alarm device that issues an alarm regarding the position of a vehicle when the vehicle is placed on a vehicle carrier. This alarm device is composed of an ultrasonic sensor and an alarm lamp provided on the front frame of the vehicle carrier. Then, when the ultrasonic sensor detects that the vehicle has approached the front frame of the loading platform, the warning lamp is turned on to prompt the driver of the vehicle to stop.

  At the rear end of the loading platform, there is a rear turn that serves as a guide plate when the vehicle is loaded on the vehicle transporter. This rear turn is raised when the loading platform is stored, so that the rear end of the vehicle fits on the loading platform. There is a need. However, in the above prior art, it cannot be determined whether or not the rear end of the vehicle is placed in the loading platform. For this reason, the user once gets off the vehicle, confirms the rear end of the vehicle, and if the vehicle is not in the loading platform, it is necessary to move the vehicle forward again.

Japanese Patent No. 4097060

  In view of the above circumstances, an object of the present invention is to provide a boarding / alighting state display device for a vehicle transporter that can determine that the rear end of a vehicle is within a cargo bed.

  A boarding / alighting state display device for a vehicle transport vehicle according to a first aspect of the present invention is a device provided in a vehicle transport vehicle including a loading platform on which the vehicle is loaded, and detects whether or not the vehicle is located at a rear portion of the loading platform. Means and display means for displaying the front-rear position of the vehicle based on the detection result of the detection means.

  According to the first invention, it is possible to detect whether or not the vehicle is located at the rear part of the loading platform by the detecting means, and the front and rear positions of the vehicle can be displayed on the display device. It can be determined that it is in the loading platform. Therefore, there is no need for complicated operations such as once getting off the vehicle and checking the rear end of the vehicle.

It is the (a) top view and (b) side view of the vehicle transport vehicle provided with the boarding / alighting state display device according to the first embodiment of the present invention. It is a front view of the monitor of the same boarding / alighting state display apparatus, (a) The state which turned off, (b-1)-(b-4) shows the state lighted based on the detection result of the photoelectric sensor. It is explanatory drawing in the case of making a vehicle get on and off the vehicle transport vehicle provided with the boarding / alighting state display device, (1) Before getting on (getting off), (2) In the middle of getting on (1 in the middle of getting off), (3) In the middle of boarding 2 (in the middle of getting off 1), (4) The completion of boarding (before getting off) is shown. It is a front view of the monitor of the boarding / alighting state display apparatus which concerns on 2nd Embodiment of this invention, (a) The state which turned off, (b-1)-(b-3) was lighted based on the detection result of the photoelectric sensor. Indicates the state. It is a front view of the monitor of the boarding / alighting state display apparatus which concerns on 3rd Embodiment of this invention, (a) The state which turned off, (b-1)-(b-3) was lighted based on the detection result of the photoelectric sensor. Indicates the state. It is the perspective view of the (a) driving state of a general vehicle carrier, and (b) a boarding / alighting state.

Next, an embodiment of the present invention will be described with reference to the drawings.
First, the structure of a general vehicle carrier will be described. As shown in FIG. 6, the vehicle transporter 100 includes a chassis 110 and a loading platform 120, a torii-shaped loading platform front frame 121 is provided at the front end of the loading platform 120, and a rear end 122. Is provided. The loading platform 120 of the vehicle carrier 100 includes a traveling state (see FIG. 6A) in which the loading platform 120 is placed on the chassis 110, and a boarding / exiting state in which the loading platform 120 is moved rearward and grounded (FIG. 6B). ))). When the vehicle 200 such as an automobile is put on the loading platform 120, the loading platform 120 is moved backward to enter the getting-on / off state, the rear end 122 is moved backward to form a guide plate, and the vehicle 200 is advanced to enter the loading platform 120 ( (Refer FIG.6 (b)). Thereafter, the rear end 122 is raised, and the loading platform 120 is moved forward to enter a traveling state (see FIG. 6A). Further, when the vehicle 200 is to be dismounted from the loading platform 120, the loading platform 120 is moved backward to get on and off, the rear end 122 is tilted back to serve as a guide plate, and the vehicle 200 is moved backward to be unloaded from the loading platform 120. Thereafter, the rear end 122 is raised and the loading platform 120 is moved forward to enter the traveling state.

(First embodiment)
As shown in FIG. 1, the boarding / alighting status display device 1 according to the first embodiment of the present invention is provided in front of the loading platform 120 and the photoelectric sensor 10 provided at the rear end of the loading platform 120 of the vehicle transporter 100. It consists of a photoelectric sensor 20 and a monitor 30 provided on the front frame 121 of the loading platform.

The photoelectric sensor 10 includes a light projector 11 and a light receiver 12, and the light projector 11 is provided on one side edge of the loading platform 120, and the light receiver 12 is provided on the other side edge. The photoelectric sensor 10 can detect whether or not the vehicle 200 is located at the rear end of the loading platform 120 depending on whether or not the light emitted from the projector 11 can be received by the light receiver 12.
The photoelectric sensor 10 corresponds to the detection means described in the claims.

The photoelectric sensor 20 is also composed of a light projector 21 and a light receiver 22. The light projector 21 is provided on one side edge of the loading platform 120, and the light receiver 22 is provided on the other side edge. The photoelectric sensor 20 can detect whether or not the vehicle 200 is positioned in front of the loading platform 120 based on whether or not the light emitted from the projector 21 can be received by the light receiver 22.
Note that other sensors may be used instead of the photoelectric sensors 10 and 20 as long as the front and rear positions of the vehicle 200 can be detected.

As shown in FIG. 2A, the monitor 30 has a configuration in which two LED lights 31 and 32 are arranged side by side. Each of the LED lamps 31 and 32 can emit two colors of red and green. One LED lamp 31 is connected to the photoelectric sensor 10, and is lit green when the photoelectric sensor 10 does not detect the vehicle 200, and red when the photoelectric sensor 10 detects the vehicle 200. Light. The other LED lamp 32 is connected to the photoelectric sensor 20, and lights in green when the photoelectric sensor 20 does not detect the vehicle 200, and red when the photoelectric sensor 20 detects the vehicle 200. Light.
The monitor 30 corresponds to display means described in the claims. Moreover, you may comprise so that the LED lights 31 and 32 may blink.

In general, the vehicle transport vehicle 100 is provided with a power take-off device for using the power of the engine or the like to move the loading platform 120, and when the vehicle 200 is loaded or unloaded, the power take-off device is turned on and the engine power is supplied. The loading platform 120 is moved by using it.
The power on / off of the photoelectric sensors 10 and 20 and the monitor 30 is linked to the on / off of the power take-off device, and the photoelectric sensors 10 and 20 and the monitor 30 are turned on when the power take-off device is on. What is necessary is just to comprise. If comprised in this way, the LED lights 31 and 32 will light only at the time of the boarding / alighting operation | work of the vehicle 200. FIG.

(Ride)
Next, the operation of the boarding / alighting state display device 1 when the vehicle 200 is on board will be described.
(1) Before boarding As shown in FIG. 3 (1), before boarding, the vehicle 200 is located behind the loading platform 120, and the photoelectric sensors 10, 20 do not detect the vehicle 200. In this case, as shown in FIG. 2 (b-1), both the LED lights 31 and 32 of the monitor 30 are lit in green.

(2) On the way 1
As shown in FIG. 3 (2), when the vehicle 200 moves forward, the photoelectric sensor 10 at the rear end of the loading platform 120 detects the vehicle 200, and the photoelectric sensor 20 in front of the loading platform 120 enters a state in which the vehicle 200 is not detected. In this case, as shown in FIG. 2 (b-2), the LED lamp 31 of the monitor 30 changes from green to red, and the LED lamp 32 remains lit in green.

(3) On the way 2
As shown in FIG. 3 (3), when the vehicle 200 further advances, the photoelectric sensors 10 and 20 both detect the vehicle 200. In this case, as shown in FIG. 2B-3, the LED lamp 32 of the monitor 30 changes from green to red, and both the LED lamps 31 and 32 are lit in red.

  Here, when both the LED lights 31 and 32 are lit in red, the driver of the vehicle 200 can recognize that the vehicle 200 is at the stop position soon. In other words, since the driver can predict the stop position in advance, it becomes easy to stop the vehicle 200 in the (4) boarding completion step described later.

  When the total length of the vehicle 200 is shorter than the front-rear interval between the photoelectric sensors 10 and 20, the photoelectric sensors 10 and 20 may not detect the vehicle 200 during the boarding, and in this case, the LED lights 31 and 32 are both green. Lights on.

(4) Completion of boarding As shown in FIG. 3 (4), when the vehicle 200 further moves forward, the rear end of the vehicle 200 is positioned in front of the rear end of the loading platform 120, and the photoelectric sensor 10 at the rear end of the loading platform 120 is 200 is not detected, and the photoelectric sensor 20 in front of the loading platform 120 remains detecting the vehicle 200. In this case, as shown in FIG. 2 (b-4), the LED lamp 31 of the monitor 30 changes from red to green, and the LED lamp 32 remains lit in red.

  As described above, the monitor 30 can display the front and rear positions of the vehicle 200 based on the detection results of the photoelectric sensors 10 and 20. The photoelectric sensor 10 can detect whether or not the rear end of the vehicle 200 is positioned ahead of the rear end of the loading platform 120. When the LED lamp 31 changes from red to green, the driver of the vehicle 200 can determine that the rear end of the vehicle 200 has been placed on the loading platform 120 while riding, and can stop the vehicle 200. Therefore, complicated work such as once getting off the vehicle 200 and checking the rear end of the vehicle 200 is not necessary.

The vehicle transport vehicle 100 according to the present embodiment is a flat type in which the entire loading platform 120 is grounded in the getting-on / off state. Since it is more difficult, the present invention becomes more effective.
Also, in the case of the vehicle transporter 100 that can raise the rear end 122 with a radio control or move the loading platform 120 back and forth, the driver can stand the rear end 122 while standing on the vehicle 200 or move the loading platform 120 forward. It can be moved and switched to the running state.

  Furthermore, since the colors of the LED lights 31 and 32 are green and red, which are the same as the color of the road traffic light, the meaning of the driver of the vehicle 200 is easily understood intuitively.

(Get off)
Next, the operation of the boarding / alighting state display device 1 when the vehicle 200 gets off will be described.
(1) Before getting off As shown in FIG. 3 (4), in the state where the vehicle 200 is loaded, the rear end of the vehicle 200 is positioned in front of the rear end of the loading platform 120, and the photoelectric sensor 10 at the rear end of the loading platform 120. Does not detect the vehicle 200, and the photoelectric sensor 20 in front of the loading platform 120 detects the vehicle 200. In this case, as shown in FIG. 2B-4, the LED lamp 31 of the monitor 30 is lit in green, and the LED lamp 32 is lit in red.

(2) Getting off 1
As shown in FIG. 3 (3), when the vehicle 200 moves backward, the photoelectric sensors 10 and 20 both detect the vehicle 200. In this case, as shown in FIG. 2B-3, the LED lamp 31 of the monitor 30 changes from green to red, and both the LED lamps 31 and 32 are lit in red.
In addition, when the total length of the vehicle 200 is shorter than the front-rear interval of the photoelectric sensors 10 and 20, the photoelectric sensors 10 and 20 may not detect the vehicle 200 in the middle of getting off, in which case the LED lights 31 and 32 are both green. Lights on.

(3) Getting off 2
As shown in FIG. 3B, when the vehicle 200 further moves backward, the photoelectric sensor 10 at the rear end of the loading platform 120 remains detecting the vehicle 200, and the photoelectric sensor 20 in front of the loading platform 120 does not detect the vehicle 200. In this case, as shown in FIG. 2 (b-2), the LED lamp 32 of the monitor 30 changes from red to green, and the LED lamp 31 remains lit in red.

(4) Alighting Completion As shown in FIG. 3 (1), when the vehicle 200 further moves backward, the vehicle 200 is positioned behind the loading platform 120, and the photoelectric sensors 10 and 20 do not detect the vehicle 200 together. In this case, as shown in FIG. 2 (b-1), both the LED lights 31 and 32 of the monitor 30 are lit in green.

(Second Embodiment)
In the above embodiment, the number and shape of the LED lights of the monitor 30 are not particularly limited.
For example, as shown in FIG. 4A, the side shape of the vehicle transport vehicle 100 may be drawn on the monitor 30 and three LED lights 31, 32, 33 having the shape of the vehicle 200 may be provided. The LED lights 31, 32, and 33 are provided so that the positional relationship with the vehicle carrier drawn on the monitor 30 is shifted from each other. The LED lamp 31 is provided at a position before boarding (alighting is completed), the LED lamp 32 is provided at a position during boarding (alighting), and the LED lamp 33 is provided at a position when boarding is completed (before alighting).

  The LED lights 31, 32 and 33 are connected to the photoelectric sensors 10 and 20. The LED lamp 31 is lit when the photoelectric sensors 10 and 20 do not detect the vehicle 200, the LED lamp 32 is lit when the photoelectric sensor 10 detects the vehicle 200, and the LED lamp 33 is switched to the photoelectric sensor 10. Is configured to light up when the vehicle 200 is not detected and the photoelectric sensor 20 detects the vehicle 200.

  With this configuration, (1) Before boarding (getting off) (see FIG. 3 (1)), only the LED lamp 31 is lit (see FIG. 4 (b-1)), and (2) during boarding (getting off) On the way (see FIGS. 3 (2) and 3 (3)), only the LED lamp 32 is lit (see FIG. 4 (b-2)), and (3) the ride is completed (before getting off) (see FIG. 3 (4)). Only the LED lamp 33 is lit (see FIG. 4B-3). Therefore, the front and rear positions of the vehicle 200 can be easily visually understood.

(Third embodiment)
As shown in FIG. 5A, the monitor 30 may have a configuration in which the planar shape of the vehicle transporter 100 is drawn and three LED lights 31, 32, 33 having the shape of the vehicle 200 are provided.
And (1) Before boarding (getting off) (see FIG. 3 (1)), only the LED lamp 31 is lit (see FIG. 5 (b-1)), and (2) during boarding (in the middle of getting off) (FIG. 3). (See (2) and (3)), only the LED lamp 32 is lit (see FIG. 5B-2), and (3) the boarding is completed (before getting off) (see FIG. 3 (4)) only the LED lamp 33. Is lit (see FIG. 5B-3). Even with this configuration, the front-rear position of the vehicle 200 can be easily visually understood.

(Other embodiments)
The number of detection means for detecting the front-rear position of the vehicle 200 may be three or more. If the number of detection means is increased, the front-rear position of the vehicle 200 can be displayed on the monitor 30 in more detail. Moreover, it is good also as a structure which provided only one detection means in the rear part of the loading platform 120. Even in this case, it can be determined whether or not the rear end of the vehicle 200 is within the loading platform 120.
Furthermore, the LED lamp is not limited to one capable of emitting two colors, and may emit three or more colors. In this case, the front and rear positions of the vehicle 200 can be displayed with the color to be issued.

DESCRIPTION OF SYMBOLS 1 Boarding / alighting state display apparatus 10 Photoelectric sensor 11 Floodlight 12 Light receiver 20 Photoelectric sensor 21 Floodlight 22 Light receiver 30 Monitor 31 LED light 32 LED light

Claims (1)

An apparatus provided in a vehicle transporter including a loading platform for loading a vehicle,
Detecting means for detecting whether or not the vehicle is located at the rear of the loading platform;
A boarding / unloading state display device for a vehicle transporter, comprising: a display unit that displays a front-rear position of the vehicle based on a detection result of the detection unit.