JP7392527B2 - Loading platform floor structure - Google Patents

Description

The present invention relates to a floor structure of a vehicle loading platform.

A floor structure is provided on the loading platform of the vehicle. Patent Document 1 discloses a truck bed having antennas attached around a loading/unloading port, that is, on the left and right sides and on the top (or top and bottom).

Japanese Patent Application Publication No. 2005-320126

2. Description of the Related Art In a vehicle, in order to manage the cargo stored in the cargo bed of the vehicle, the cargo bed may be provided with an antenna that communicates with a wireless tag affixed to the cargo. In this case, a problem has arisen in that the antenna tends to protrude into the cargo compartment.

Therefore, the present invention has been made in view of these points, and an object of the present invention is to provide a floor structure of a loading platform in which an antenna is unlikely to protrude inside the loading platform.

In a first aspect of the present invention, a plurality of joists are fixed to an upper surface of a side frame extending in the front-rear direction of a loading platform of a vehicle that accommodates luggage to which a wireless tag is affixed; The floor structure of the loading platform is characterized in that it has a floor plate of the loading platform fixed to an upper surface, and an antenna that is provided between the plurality of joists below the floor plate and communicates with the wireless tag. provide.

Further, the device may further include a guard portion that is provided below the antenna and restricts movement of an external object toward the antenna. Moreover, the antenna may be fixed to the upper surface of the guard part, and the guard part may be fixed to the joist.

According to the present invention, the antenna is less likely to protrude inside the loading platform.

1 shows a state in which the floor structure of a loading platform according to the present embodiment is installed in a vehicle. FIG. 2 is a sectional view taken along the line XX in FIG. 1. FIG. The structure of the floor structure of the loading platform according to this embodiment is shown. FIG. 4 is a sectional view taken along the YY line in FIG. 3;

[Peripheral configuration of floor structure 1 of loading platform D]
FIG. 1 is a diagram showing a state in which a floor structure 1 of a loading platform D according to the present embodiment is provided in a vehicle A. FIG. 2 is a cross-sectional view taken along the line XX in FIG.

The vehicle A provided with the floor structure 1 of the loading platform D according to this embodiment is, for example, a van truck. The vehicle A can manage the luggage S accommodated in the loading platform D using RFID (Radio Frequency IDentifier). RFID is a technology that reads, rewrites, and writes information recorded on an IC (Integrated Circuits) tag through wireless communication using radio waves.

Vehicle A has a cab B, a side frame C, and a loading platform D. Cab B is a box-shaped portion provided at the front of vehicle A and has a driver's seat. The side frame C extends in the longitudinal direction of the vehicle A. As the side frame C, a left side frame CL and a right side frame CR are provided. The left side frame CL is a left side frame of the vehicle A in the vehicle width direction. The right side frame CR is a right side frame of the vehicle A in the vehicle width direction.

The loading platform D is, for example, a box-shaped portion. The loading platform D accommodates the luggage S to which the wireless tag T is attached. The wireless tag T is, for example, an IC tag. For example, an identification number is recorded on the wireless tag T.

The loading platform D stores luggage S1, luggage S2, luggage S3, and luggage S4. As the wireless tags T, a wireless tag T1, a wireless tag T2, a wireless tag T3, and a wireless tag T4 are attached to the luggage S1, the luggage S2, the luggage S3, and the luggage S4, respectively. Although four loads S are accommodated on the loading platform D, the present invention is not limited to this. The number of luggage S accommodated in the loading platform D is arbitrary.

The loading platform D is provided behind the cab B in the longitudinal direction of the vehicle A. As will be described later, the cargo platform D is provided with a floor structure 1 having an antenna 13 that communicates with the wireless tag T affixed to the cargo S, so that the vehicle A can easily detect the cargo S stored in the cargo platform D. Can be managed.

Specifically, for example, the identification number stored in the wireless tag T is received by the antenna 13 and transmitted to a management device (not shown). The management device compares the identification number of the luggage S stored in advance in the storage unit with the identification number of the luggage S received from the antenna 13, and determines whether the luggage S stored in the loading platform D is correct. Then, correct/incorrect information indicating whether the judgment is correct or not is displayed on the display unit. The driver of the vehicle A can check whether the luggage S stored in the loading platform D is correct or not by visually checking the correct/incorrect information displayed on the display section.

[Structure of floor structure 1 of loading platform D]
FIG. 3 is a diagram showing the structure of the floor structure 1 of the loading platform D according to this embodiment. Note that FIG. 3 is a diagram showing the structure of the vicinity of the loading platform D of the vehicle A viewed from below in the height direction of the vehicle A. FIG. 4 is a sectional view taken along the YY line in FIG. 3.

The loading platform D has a floor structure 1 and a door 2. The floor structure 1 forms the floor of the loading platform D. Details of the floor structure 1 will be described later. The door 2 is provided at the rear end of the loading platform D. The door 2 opens and closes an opening formed at the rear end of the loading platform D. As the doors 2, a left door 2L and a right door 2R are provided. The left door 2L is provided on the left side of the loading platform D in the vehicle width direction. The left door 2L is connected, for example, to the left rear end of the loading platform D via an unillustrated shaft, and is rotatable about the shaft. The right door 2R is provided on the right side of the loading platform D in the vehicle width direction. The right door 2R is connected, for example, to the right rear end of the loading platform D via an unillustrated shaft, and is rotatable about the shaft.

The floor structure 1 includes a joist 11, a floor plate 12, an antenna 13, and a guard portion 14. The plurality of joists 11 are fixed to the upper surface of the side frame C. The joist 11 is a member for supporting the floorboard 12. The joists 11 extend in the vehicle width direction of the loading platform D. As shown in FIG. 3, the floor structure 1 is provided with a joist 11a, a joist 11b, a joist 11c, a joist 11d, and a joist 11e. Although the floor structure 1 is provided with five joists 11 in the front-rear direction of the vehicle, the present invention is not limited thereto. The number of joists 11 is arbitrary.

The floorboard 12 is fixed to the upper surface of the plurality of joists 11. The floor plate 12 forms the floor of the loading platform D. The upper surface of the floor plate 12 is exposed inside the loading platform D.

The antenna 13 is provided below the floorboard 12 between the plurality of joists 11 and communicates with the wireless tag T. As shown in FIG. 4, the floor structure 1 is provided with an antenna 13a and an antenna 13b as the antenna 13. The antenna 13a is provided below the floorboard 12 between the joists 11a and 11b. The antenna 13b is provided below the floorboard 12 between the joists 11c and 11d.

The number of antennas 13 provided in the floor structure 1 and the location between which joists 11 and which joists 11 the antennas 13 are provided below the floorboard 12 are arbitrary.

By having the antenna 13 provided in this way, the floor structure 1 makes it difficult for the antenna 13 to protrude inside the loading platform D. Therefore, the floor structure 1 makes it difficult to reduce the volume that can accommodate the luggage S inside the loading platform D, and prevents the luggage S or the worker from colliding with the antenna 13 when transporting the luggage S or when the vehicle A is running. It is also possible to prevent the antenna 13 from being damaged.

[Detailed structure of floor structure 1 of loading platform D]
As shown in FIG. 4, the guard portion 14 is provided below the antenna 13 and restricts movement of external objects toward the antenna 13. The external object is, for example, mud or stone. The external object is thrown up by the wheels of vehicle A, for example, when vehicle A is running.

The floor structure 1 is provided with a guard part 14a and a guard part 14b as the guard part 14. The guard portion 14a is provided below the antenna 13a, and restricts movement of external objects toward the antenna 13a. The guard portion 14b is provided below the antenna 13b, and restricts movement of external objects toward the antenna 13b.

By having such a guard portion 14, the floor structure 1 can restrict movement of an external object toward the antenna 13 and make it difficult for an external object to come into contact with the antenna 13. Therefore, the floor structure 1 can prevent the antenna 13 from being damaged due to external objects coming into contact with the antenna 13.

As shown in FIG. 4, the antenna 13 is fixed to the upper surface of the guard part 14, and the guard part 14 is fixed to the joist 11. The antenna 13a is fixed to the upper surface of the guard part 14a, and the guard part 14a is fixed to the joists 11a and 11b. The antenna 13b is fixed to the upper surface of the guard part 14b, and the guard part 14b is fixed to the joists 11c and 11d.

In the floor structure 1, the antenna 13 is thus fixed to the guard part 14, and the guard part 14 is fixed to the joist 11. Therefore, in the floor structure 1, by attaching and detaching the guard part 14 to the joist 11, the antenna 13 can be attached and detached while being fixed to the guard part 14. As a result, in the floor structure 1, the antenna 13 can be easily attached and detached, for example, during maintenance of the antenna 13.

[Modification 1]
In the above embodiment, the antenna 13 is fixed to the upper surface of the guard part 14, but the antenna 13 is not limited thereto. The antenna 13 may be fixed to the joist 11 or the floorboard 12, for example.

[Modification 2]
In the above embodiment, the floor structure 1 is provided below the antenna 13a, and the guard portion 14a that restricts movement of external objects toward the antenna 13a is provided below the antenna 13b. Although an example has been shown in which the guard portion 14b restricts movement of an external object toward the antenna 13b, the present invention is not limited thereto.

The floor structure is provided below the plurality of antennas 13, for example, and may include a guard portion that restricts movement of external objects toward the plurality of antennas 13. Specifically, for example, it may include a guard section that is provided below the antennas 13a and 13b and restricts movement of external objects toward the antennas 13a and 13b. In this case, the antenna 13a and the antenna 13b are fixed to the upper surface of the guard part, and the guard part is fixed to the joist 11a, the joist 11b, the joist 11c, and the joist 11d.

In the floor structure, by having such a structure, by attaching and detaching the guard section to the joists 11, it is possible to attach and detach the plurality of antennas 13a and 13b while being fixed to the guard section 14. As a result, it becomes easier to attach and detach the plurality of antennas 13 in the floor structure.

[Effects of the floor structure 1 of the loading platform D according to the present embodiment]
The floor structure 1 of the loading platform D according to the present embodiment includes a plurality of side frames C fixed to the upper surface of the loading platform D extending in the front-rear direction of the loading platform D of the vehicle A that accommodates the luggage S to which the wireless tag T is affixed. It has a joist 11. Further, the floor structure 1 of the loading platform D is provided between the floorboard 12 of the loading platform D fixed to the upper surface of the plurality of joists 11 and the plurality of joists 11 below the floorboard 12, and communicates with the wireless tag T. It has an antenna 13.

The floor structure 1 of the loading platform D according to this embodiment is thus provided below the floor plate 12 between the plurality of joists 11, and has an antenna 13 that communicates with the wireless tag T. Therefore, since the floor structure 1 of the loading platform D has the antenna 13 provided in this manner, the antenna 13 is less likely to protrude inside the loading platform D. Therefore, the floor structure 1 of the loading platform D makes it difficult to reduce the volume that can accommodate the luggage S inside the loading platform D, and prevents the luggage S or the worker from colliding with the antenna 13 when transporting the luggage S or when the vehicle A is running. By doing so, it is possible to prevent the antenna 13 from being damaged.

Although the present invention has been described above using the embodiments, the technical scope of the present invention is not limited to the scope described in the above embodiments, and various modifications and changes can be made within the scope of the gist. be. For example, all or part of the device can be functionally or physically distributed and integrated into arbitrary units. In addition, new embodiments created by arbitrary combinations of multiple embodiments are also included in the embodiments of the present invention. The effects of the new embodiment resulting from the combination have the effects of the original embodiment.

A... Vehicle B... Cab C... Side frame CL... Left side frame CR... Right side frame D... Loading platform 1... Floor structure 11, 11a, 11b, 11c, 11d , 11e... Joist 12... Floor board 13, 13a, 13b... Antenna 14, 14a, 14b... Guard part 2... Door 2L... Left door 2R... Right door S, S1 , S2, S3, S4...Luggage T, T1, T2, T3, T4...Wireless tag

Claims (2)

a plurality of joists fixed to the upper surface of a side frame extending in the front-rear direction of a loading platform of a vehicle that accommodates luggage to which a wireless tag is affixed;
a floor plate of the loading platform fixed to the upper surface of the plurality of joists;
an antenna provided between the plurality of joists below the floorboard and communicating with the wireless tag;
a flat plate-shaped guard part provided below the antenna, on which the antenna is fixed, and which restricts movement of external objects toward the antenna;
has
As the side frame,
a left side frame provided on the left side of the vehicle in the vehicle width direction;
a right side frame provided on the right side of the left side frame in the vehicle width direction;
is provided,
As the plurality of joists,
a first joist;
a second joist provided behind the first joist in the front-back direction;
is provided,
The front end of the guard part is fixed to the first joist, and the rear end of the guard part is fixed to the second joist,
The floor structure of a loading platform, wherein the antenna is provided between the left side frame and the right side frame . The guard portion is removably fixed to the first joist and the second joist,
The floor structure of a loading platform according to claim 1.

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