JPH0642402U - Mounting structure of the side metal fittings on the floor panel side of the refrigeration wing car - Google Patents

Abstract

(57) [Summary] [Structure] A side metal fitting 16 provided at a side end portion 9a of the upper surface of the floor panel 9 is detachably attached to the floor panel 9. [Effect] Even when the side metal fittings are damaged when loading and unloading cargo by a transportation device such as a forklift, only the metal fittings can be replaced and the maintenance cost can be suppressed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a mounting structure of a side metal fitting on a floor panel side of a refrigerating wing vehicle for keeping refrigerated or refrigerated cargo cold for transportation.

[0002]

[Prior art]

 Generally, in a refrigerating wing vehicle, the lower side panel 2 (2A, 2B) forming the cold storage chamber 1 as shown in FIG. 1 is connected to the hinge portion 3 so that cargo can be easily loaded and unloaded from the lateral direction. The I-shaped door is pivotally supported via (3A, 3B) and can be opened downward, while the roof panel 4 (4A, 4B) and the upper side panel 5 (5A, 5B) of the cold room 1 are formed. It is configured as an L-shaped wing door 7 (7A, 7B) that can be opened upward by pivotally supporting the above portion via a hinge portion 6 (6A, 6B).

By the way, on the upper side of the floor portion 8 supporting the I-shaped door 2, as shown in FIG. 3, a plurality of ridges 31 are formed on the upper surface to serve as an upper surface plate. Besides, the floor panel 9 is provided with a wooden frame 33 and a heat insulating material 34. Then, on the side end 9a of the floor panel 9, a rail-shaped side metal fitting 35 is disposed which corresponds to the base end 2a of the I-shaped door 2 and protrudes at substantially the same height level as that of the ridge 31. Conventionally, the tip of the inner end side horizontal piece portion 35b connected to the horizontal base portion 35a of the side fitting 35 is joined to the joining piece portion 32a joined to the floor rail plate 32 by welding 36 or the like.・ While they are fixed, the vertical piece 35c on the outer end side is fixed with tapping screws 37 or the like.

[0004]

[Problems to be solved by the device]

 In the conventional mounting structure of the side fittings on the floor panel side, since the side fittings 35 are completely fixed to the floor panel 9, when loading and unloading cargo from the side of the refrigerating wing vehicle, it is not possible to use a forklift truck. If the side metal fittings 35 are damaged by a different carrying device, the side metal fittings 35 cannot be replaced, and the floor panel 9 must be extensively repaired, which increases maintenance costs.

The present invention has been made in order to solve the problems of the above-mentioned conventional ones, and it is possible to easily replace the side metal fittings and reduce the cost. It is intended to be provided.

[0006]

[Means for solving the problem]

 In order to achieve the above object, the present invention provides a side metal fitting 16 provided at a side end portion 9a of the upper surface of the floor panel 9 with respect to the floor panel 9 as indicated by reference numerals in the drawings. It is configured to be detachably attached.

[0007]

[Action]

 In the mounting structure of the side metal fittings configured as described above, since the side metal fittings 16 are detachably attached to the floor panel 9, if the side metal fittings 16 are damaged by a forklift when loading and unloading cargo, this side metal It suffices to remove and replace the metal fitting 16, which does not require a large-scale repair, and the repair cost can be significantly reduced.

[0008]

【Example】

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

FIG. 1 is a schematic explanatory view of a refrigeration wing vehicle to which a floor panel side metal fitting mounting structure according to an embodiment of the present invention is applied, and FIG. 2 is a floor panel side of a refrigeration wing vehicle according to an embodiment of the present invention. It is a cross-sectional view showing a mounting structure of the side fitting.

In FIG. 1 and FIG. 2, reference numeral 11 denotes an upper surface plate of the floor panel 9 on the upper side of the floor 8, which is composed of a floor rail plate made of an extruded aluminum or aluminum alloy material, and its upper surface. For example, a plurality of ridges 12 having a T-shaped cross section are integrally formed. As is well known, these ridges 12 are provided for cold air circulation and drainage on the bottom side of the cargo to be kept cold.

A foaming resin 14 such as urethane is filled as a heat insulating material between the floor rail plate 11 and a lower surface plate 13 which is arranged to face the lower surface of the floor rail plate 11. A wooden frame 15 constitutes the floor panel 9 together with the floor rail plate 11, the lower surface plate 13, the foaming resin 14, and the like.

A side metal fitting 16 protruding at substantially the same height level as that of the ridge 12 is arranged on the side end 9a of the upper surface of the floor panel 9 corresponding to the base end 2a of the I-shaped door 2. It has been set up. The side metal fitting 16 is made of, for example, aluminum or its alloy, and is connected to the inner end side inclined piece portion 16b which is connected to the horizontal base portion 16a and the curved portion 16c which is connected to the horizontal base portion 16a. The outer end side vertical piece 16d, the reinforcing leg piece 16e vertically provided on the lower surface of the horizontal base 16a, and the positioning formed between the curved portion 16c and the outer end side vertical piece 16d. It is composed of a piece 16f.

Reference numeral 17 denotes a side metal fitting bracket for attaching the side metal fitting 16, which is formed of, for example, aluminum or an alloy thereof, and is connected to the horizontal base portion 17a corresponding to the inclined metal piece portion 16b on the side metal fitting side. The inner end side inclined piece portion 17b is formed, the inner end side joining piece portion 17c is connected to the horizontal base portion 17a, and the outer end side vertical piece portion 17d is formed to the horizontal base portion 17a. Reference numeral 18 denotes a welding portion for fixing the inner end side joint piece portion 17c of the side metal bracket 17 and the joint piece portion 11a connected to the floor rail plate 11 side.

Reference numerals 19 and 20 denote inner end side inclined piece portions 16 b of the side metal fitting 16 and the bracket 17 in order to removably mount the side metal fitting 16 to the floor panel 9 via the bracket 17. A fixture for tightening and fixing the end side inclined piece portion 17b, such as a bolt and a nut. Reference numeral 21 is a tapping screw for fixing the outer end side vertical piece portions 16d and 17d of the side fitting 16 and the bracket 17 to the wooden frame 15.

In the figure, 22 is a pivotal tool for pivotally supporting the base end portion 2a of the I-shaped door 2 on the side surface of the floor 8, and 23 is an impact absorbing member provided on the base side portion 2a of the door 2. It is a stopper member for.

In attaching the side metal fitting 16 to the side end portion 9a of the floor panel 9, first, the side metal fitting bracket 17 is abutted against the corner of the side end portion 9a so that the tip end side of the inner end side joining piece portion 17c is attached. The joint pieces 11a of the floor rail plate 11 are overlapped with each other, and the both 17c and 11a are fixed by a welded portion 18. After that, the side tool 16 is arranged on the bracket 17 so that the positioning piece 16c is applied to the corner of the bracket 17. The side fitting 16 can be easily positioned with respect to the bracket 17 by the positioning piece 16c.

In this state, the vertical metal pieces 16d, 17d on the outer end side of the side metal fitting 16 and the bracket 17 are fixed to the wooden frame 15 by the tapping screws 21, while the inner metal side of the side metal fitting 16 and the bracket 17 are fixed. Tighten the inclined pieces 16b and 17b with bolts 19 and nuts 20 to fix them.

In the above-mentioned configuration, after the I-shaped door 2 and the L-shaped door 7 are opened, the cargo is loaded and unloaded from the lateral direction with respect to the cold storage chamber 1 by a carrying device such as a forklift. The side metal fitting 16 may be destroyed by such as. In that case, by loosening the bolt 19 and the nut 20, and the tapping screw 21, the side metal fitting 16 can be removed and replaced from the side metal fitting bracket 17, that is, the floor panel 9 side. Therefore, it is not necessary to repair the floor panel 9 as a whole, and the maintenance cost can be kept low.

In the above example, the side metal fitting bracket 17 is connected to the floor rail plate 11, and the side metal fitting 16 can be attached to and detached from the floor panel 9 via the side metal bracket 17. It is also possible to directly attach the side metal fitting 16 to the floor panel 9 in a detachable manner.

Further, the shape of the side fitting 16 is not limited to the shape of the illustrated embodiment, but can be arbitrarily changed.

[0021]

[Effect of device]

 As described above, according to the present invention, since the side metal fittings arranged at the side edges of the upper surface of the floor panel are detachably attached to the floor panel, the side metal fittings can be used for loading and unloading cargo. Even if it breaks, it can be replaced, so that it is not necessary to repair the entire floor panel, and repair costs can be significantly reduced.

[Brief description of drawings]

FIG. 1 is a schematic explanatory view of a refrigerating wing vehicle to which a side metal fitting mounting structure according to an embodiment of the present invention is applied.

FIG. 2 is a cross-sectional view showing a mounting structure of a floor panel side metal fitting of a refrigerating wing vehicle according to an embodiment of the present invention.

FIG. 3 is a cross-sectional view showing a mounting structure of a floor panel side side fitting of a conventional refrigeration wing vehicle.

[Explanation of symbols]

 9 Floor panel 9a Side edge of floor panel 16 Side fitting

Claims (1)

[Scope of utility model registration request] 1. A mounting structure for a floor panel side metal fitting of a refrigerating wing vehicle, wherein a side metal fitting arranged on a side end portion of an upper surface of the floor panel is removably mounted on the floor panel.