JPS6143627Y2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention includes a first loading platform consisting of a bottom plate, and a second loading platform configured to be movable up and down with respect to the bottom plate.
The present invention relates to a trailer device which is equipped with two loading platform sections, and which allows vehicles to be loaded in two stages, upper and lower, by placing vehicles on these first and second loading platform sections.

As is well known, in the past, trailers for loading automobiles were constructed only for loading and transporting automobiles, and because of their construction, it was extremely difficult to transport cargo other than automobiles. Additionally, trucks and trailers dedicated to transporting coil bodies made of cylindrical iron plates, etc., are only equipped with a normal flatbed, and even if a car can be loaded on this platform, only a small number can be loaded. , transportation efficiency is very poor.

However, recently, improving transportation efficiency has been raised as an important issue. Regarding car loading trailers, when transporting cars from a car manufacturing factory to a business office, etc., the car is loaded from the factory to the business office, but after unloading the car at the business office, the loading platform is empty. The goods will be returned to the factory (so-called one-way transport). For this reason, traditionally,
Although efforts are being made to transport other types of cargo after the vehicle is unloaded, the reality is that it is not possible to transport cargo with poor stability, such as coil bodies.

The present invention was devised in view of the above-mentioned circumstances, and is a trailer that can load vehicles in two stages, upper and lower, and that can also load and transport cylindrical bodies or cylindrical bodies after unloading the vehicle. The aim is to provide equipment.

An embodiment of the present invention will be described below with reference to the drawings.

First, the structure of the trailer device of this embodiment will be described based on FIGS. 1 to 3. This trailer device 1 is equipped with a bottom plate 3 having a vertical step 2, the front part of the bottom plate 3 constitutes a raised floor part 3a, and the rear part constitutes a low floor part 3b which is a first loading platform. ing. Moreover, this low floor part 3b is formed into a rectangular shape, and the four corners thereof have lifting mechanisms 10, 11, 12 consisting of lifting guide columns 5, hydraulic cylinders 6, ropes 7, pulleys 8, and sliding pieces 9. , 13 are provided, respectively.

A second loading platform (hereinafter referred to as a movable loading platform) 15 is provided so as to be movable up and down with respect to the low floor portion 3b, which is the first loading platform. Mobile loading platform 1
5 is a pin 17 on the sliding piece 9 of the elevating mechanism 10 to 13.
and are connected via a bearing 18, and the sliding piece 9
The movable cargo platform 15 is configured to be able to move up and down from a position in contact with the low floor portion 3b to a predetermined height position as the carrier is raised and lowered by the hydraulic cylinder 6. In order to tilt the movable loading platform 15, a long hole 19 is formed in the pair of left and right bearings 18 on the rear side, as shown in FIG. is mated to.

Further, as shown in FIGS. 2 and 3, vertical walls 2 facing each other are provided on both left and right sides of the movable loading platform 15.
2 and 23 are provided respectively, and the vertical wall 2
The wheels 20a of the automobile 20 pass through a groove 25 formed by the grooves 2 and 23 and the bottom surface 24 between them (see FIG. 5). Note that the inner vertical wall 22 is formed lower than the height of the bottom surface 20b of the vehicle body 20, and the outer vertical wall 23 is formed higher than the above-mentioned vertical wall 22. Furthermore, in this embodiment, connecting plates 27 and 28 are provided at both the front and rear parts of the movable cargo platform 15 (both the left and right parts in FIG. 2) and between the vertical wall 22, so that the movable cargo platform 15 An opening 30 is formed approximately in the center by vertical walls 22, 23 and connecting plates 27, 28.
is formed.

On the other hand, a recess 31 is formed in the approximate center of the low floor part 3b of the bottom plate 3 at a location corresponding to the opening 30 of the movable cargo platform 15, and a pair of recesses 31 extending oppositely in the front and rear direction are formed in the recess 31 at a location corresponding to the opening 30 of the movable cargo platform 15. Support stands 32 and 33 are arranged and fixed. Note that these support stands 32,
The heights of the supports 32 and 33 are set so that the presence of the supports 33 does not impede the passage of the automobile 20, that is, so as not to hit the bottom surface 20b of the vehicle body of the automobile 20 placed on the low floor portion 3b. is determined.
In addition, as shown in FIG.
The tops of the supports 32 and 33 are located below the top of the vertical wall 22 when the supports 32 and 33 are placed in contact with the top of the vertical wall 22.

Further, as shown in FIG. 1, the raised floor portion 3a of the bottom plate 3
, pillars 34 are provided on both the left and right sides of the front and rear sides, respectively. A plurality of pin holes 35 are formed in these supports 34, and pins (not shown) are inserted into appropriate pin holes 35 according to the dimensions of the automobile 20 to be loaded, and a load receiving plate 36 is appropriately placed on these pins. It is suitable for mounting. Note that the first
In the figure, 38 is an auxiliary leg (landing gear), and in FIG. 3, 39 is a mold frame.

Next, the manner of use of the trailer device 1 configured as described above will be described.

First, a car manufactured at a car manufacturing factory 2
When loading 0 onto the trailer device 1, the automobile 20 is placed on the cargo receiving plate 36 arranged diagonally as shown in FIG. 13, the automobiles 20 are placed on the movable loading platform 15 and the low floor section 3b, which are arranged at a predetermined height position, and the plurality of automobiles 20 are loaded in two stages, upper and lower, on the low floor section 3b. On this occasion,
Wheels 20 of a car 20 placed on the low floor part 3b
A pair of support stands 32, 33 are arranged between the car body bottom surface 20b and the support stands 32, 33, and an appropriate gap exists between the car body bottom surface 20b and the support stands 32, 33. There is no risk of any trouble.

After the automobile 20 is loaded onto the trailer device 1 in this manner, the tractor 40 is connected to the raised floor portion 3a, and then the auxiliary legs 38 are released and the trailer device 1 is towed by the tractor 40. The vehicle 20 is then transported to a business office or the like and unloaded.

Thereafter, the trailer device 1 is towed by the tractor 40 and returned to the factory. On the way back, a cylindrical body 42 made of, for example, an automobile manufacturing iron plate wound into a coil shape is loaded onto the trailer device 1. That is, in this case, by moving the movable cargo platform 15 downward and bringing it into contact with the low floor portion 3b as shown in FIG. 30 is inserted and arranged. Under such conditions, the cylindrical body 24 is lifted up by a crane or the like, and its outer circumferential surface 24a is placed on the support base 2 as shown by the dashed line in FIGS. 1 and 3.
It is placed on the inclined surfaces 22a and 23a of Nos. 2 and 23.
As a result, the cylindrical body 24 has the inclined surfaces 22a, 23
The movement of the cylindrical body 42 in the front-rear direction (in the direction perpendicular to the plane of the paper in FIG. 3) is prevented by the frictional engagement force acting between the cylindrical body 42 and The rotational movement of will be reliably prevented. In this way, the cylindrical body 42
is loaded on the trailer device 1 in a stationary state and transported to the factory.

According to the trailer device 1 configured as above,
This makes it possible to transport the automobile 20 loaded in two stages, upper and lower, from the factory to the office, and on the way back, the cylindrical body 42 made of a coiled iron plate as a manufacturing material can be loaded in a stationary state. , transportation efficiency can be greatly improved.

Further, as shown in FIG. 6, if the auxiliary plate 43 is placed on the vertical wall 22 while the movable loading platform 15 is placed at an appropriate height, a flat-bed two-tier loading platform can be formed. As shown in FIG. 7, by moving the movable loading platform 15 together with the auxiliary plate 43 to the lowermost position, a flat-bed single-stage loading platform can be formed. Therefore, it is possible to provide versatility by using the auxiliary plate 43 as necessary.

Although one embodiment of the present invention has been described above, the present invention is not limited to this embodiment, and various modifications and changes can be made based on the technical idea of the present invention.

For example, the spacing and height of the supports 22 and 23 are
It can be arbitrarily determined according to the diameter of the cylindrical body 42 to be loaded, as long as it is within a range that does not impede the passage of the automobile 20. In addition, the supporting base 2 is not limited to the cylindrical body 42, and may be a cylindrical body formed by winding an electric wire or the like in a coil shape, or a cylindrical body made of iron, copper, etc.
Needless to say, it can be transported by being placed on 2 or 23.

As described above, the present invention provides a cylindrical body or a support for a cylindrical body at approximately the center of the first loading platform portion (for example, the low floor portion 3b of the bottom plate 3 shown in the embodiment), and A second loading platform configured so that the vehicle placed on the loading platform and the support platform do not come into contact with each other, and configured to be movable up and down with respect to the first loading platform.
loading platform (for example, the mobile loading platform 1 shown in the embodiment)
5), an opening corresponding to the support base is formed. Therefore, according to the trailer device of the present invention, not only can vehicles be loaded on the first and second loading platforms in two stages, upper and lower, for transport, but also a cylindrical body or a cylindrical body can be used in place of the vehicle as necessary. It can be placed on a support stand and transported, providing versatility and greatly improving transport efficiency.

[Brief explanation of the drawing]

The drawings are for explaining one embodiment of the present invention, and FIG. 1 is a side view of the trailer device, and FIG. 2 is a side view of the trailer device.
The figure is a plan view of the trailer device, FIG. 3 is a sectional view taken along the line - in FIG.
Figure 6 is a cross-sectional view similar to Figure 3, showing a two-tiered flat-bed loading platform using auxiliary plates, and Figure 7 is a one-tiered flat-bed loading platform using auxiliary plates. FIG. 3 is a sectional view similar to FIG. In addition, in the symbols used in the drawings, 1...
... Trailer device, 3 ... Bottom plate, 3a ... Low floor part which is the first loading platform, 10, 11, 12, 13 ...
Lifting mechanism, 15... movable loading platform which is a second loading platform,
20...Car, 30...Opening, 32,33...
The support stand 42 is a cylindrical body.

Claims (1)

[Scope of utility model registration request] A first loading platform comprising a bottom plate and a second loading platform configured to be movable up and down with respect to the bottom plate, and a vehicle is placed on the first and second loading platform. In this trailer device, a cylindrical body or a support stand for supporting the cylindrical body is provided at approximately the center of the first loading platform, and the first
A trailer apparatus characterized in that the vehicle placed on the loading platform and the support platform are configured so as not to come into contact with each other, and an opening corresponding to the supporting platform is formed in the second loading platform.