JP2019073197A - Vehicle load-carrying platform coupling structure - Google Patents

Abstract

To provide a vehicle load-carrying platform coupling structure which enables improvement of coupling rigidity between a cabin and a load-carrying platform.SOLUTION: A vehicle load-carrying platform coupling structure (a coupling structure 100) according to the invention couples a cabin 108 to a load-carrying platform 104 of a motor-truck and includes: a deck front pillar 110 which extends to an area below a floor (a deck floor panel 112) of the load-carrying platform 104 along a front edge of a side wall (a side gate panel 106) of the load-carrying platform 104 and to which the side gate panel 106 is coupled; an upper coupling part (a bracket 116 and a bolt 118) which couples to the cabin 108 above the deck floor panel 112 of the deck front pillar 110; and a lower coupling part (a bolt 122) which couples to the cabin 108 below the deck floor panel 112 of the deck front pillar 110.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a vehicle bed combination structure.

  Of the trucks (lorries), the common type with an open platform at the rear of the cabin is called a "flat body" and is distinguished from a "van" with a box-shaped bodywork. In the flat-body type truck, the loading platform is composed of the floor surface and side walls (commonly called "Aori") and only the rear side wall can be opened and closed is called "one-way open" and the rear and left and right side walls can be opened and closed Is called "three-way open".

  In a truck, in order to suppress a vibration etc. of a loading platform, improvement in the joint rigidity of a cabin and a loading platform is desired. For example, Patent Document 1 discloses a mounting structure of a truck cabin and a cargo bed. According to the technique of Patent Document 1, the deck front panel 9 which is the front of the loading platform is provided with the deck mounting bracket 10, and the loading platform is coupled to the cabin through the deck mounting bracket 10 to improve the bonding rigidity between the cabin and the loading platform. I am trying to

Japanese Patent Application Publication No. 2003-327170

  However, depending on the type of truck, the deck front panel 9 described in Patent Document 1 does not exist, and the cabin back panel 4 may function as the front wall of the loading platform as it is. That is, another structure may be required to replace the deck mount bracket 10 in order to improve the joint rigidity between the cabin and the loading platform.

  In view of such problems, the present invention aims to provide a vehicle-load-unit coupling structure capable of improving the coupling rigidity between a cabin and a loading platform.

  In order to solve the above-mentioned problems, a typical configuration of a vehicle bed combination structure according to the present invention is a vehicle bed combination structure for combining a cabin and a bed of a lorry vehicle, the front edge of the side wall of the bed being connected A deck front pillar extending along the floor lower than the floor of the loading platform and having a side wall coupled thereto, an upper coupling portion of the deck front pillar coupled to the cabin above the loading floor of the loading platform, and the loading platform of the deck front pillar And a lower joint coupled to the cabin below the floor of the vehicle.

  According to the present invention, it is possible to provide a vehicle bed connection structure capable of improving the connection rigidity between the cabin and the bed.

It is a figure which shows the outline | summary of the loading-vehicles joint structure for vehicles concerning the Example of this invention. It is a perspective view which shows the deck front pillar of FIG.1 (b) from the inside upper direction of a loading platform. It is a perspective view which shows the BB cross section of the deck front pillar of FIG.2 (b) from each direction. It is a figure which shows lower end vicinity of the deck front pillar of FIG.2 (b) from another direction.

  A vehicle bed connection structure according to one embodiment of the present invention is a vehicle bed connection structure for combining a cabin of a lorry vehicle and a bed, and is lower than a floor of the bed along a front edge of a side wall of the bed. A deck front pillar that extends to the side wall and a side wall is joined, an upper joint that joins with the cabin above the floor of the deck among the deck front pillars, and a cabin below the floor of the deck among the deck front pillars And a lower joint portion coupled to the lower joint portion.

  According to the above configuration, it is possible to improve the coupling rigidity of the side wall of the cargo bed to the cabin by interposing the deck front pillars that cross the floor of the cargo bed and extend vertically. Therefore, it is possible to suppress vibrations and abnormal noise while traveling.

  The above-mentioned upper joint includes a deck front pillar and a bracket straddling the cabin in the vehicle longitudinal direction, and a predetermined fastener which couples the bracket and the deck front pillar and the cabin in the vehicle width direction, and the lower joint is a deck The front pillar and the cabin may be connected in the longitudinal direction of the vehicle.

  According to the above configuration, since the upper joint and the lower joint are coupled in different directions, it is possible to further improve the coupling rigidity between the deck front pillar and the cabin.

  The above-mentioned bracket is connected to a cabin back panel which constitutes the rear face of the cabin, and the side edge of the cabin back panel may be bent to the vehicle rear, and the bracket may overlap with the side edge.

  The above configuration makes it possible to preferably couple the cabin back panel and the bracket.

  The vehicle bed connection structure may further include a rear pillar lower lug set that connects the deck floor side frame present inward in the vehicle width direction than the lower connection portion and the vicinity of the lower connection portion in the vehicle width direction.

  According to the above configuration, it is possible to improve the rigidity in the vicinity of the lower joint portion and to improve the joint rigidity between the cabin and the loading platform via the deck front pillar.

  The present invention will now be described more fully with reference to the accompanying drawings, in which exemplary embodiments of the invention are shown. The dimensions, materials, other specific numerical values, and the like shown in the embodiments are merely examples for facilitating the understanding of the invention, and the invention is not limited except as otherwise described. In the present specification and drawings, elements having substantially the same functions and configurations are denoted by the same reference numerals to omit repeated description, and elements not directly related to the present invention are not illustrated. Do.

  FIG. 1 is a view showing an outline of a vehicle bed combination structure (coupling structure 100) according to an embodiment of the present invention. FIG. 1 (a) shows an implemented track 102 of the coupling structure 100. FIG. Hereinafter, in all drawings of the present application in FIG. 1 and others, arrows F (Forward) and B (Backward) in the longitudinal direction of the vehicle and arrows L (Leftward) and R (Rightward) in the vehicle width direction respectively Are illustrated by arrows U (upward) and D (downward), respectively.

  The track 102 is a flat body type three-way open, and can open and close the left and right side walls (side gate panels 106) of the loading platform 104. The connecting structure 100 is capable of connecting the side gate panel 106 and the cabin 108 on the cabin side with high rigidity.

  FIG. 1 (b) is an enlarged view of a portion A of the track 102 of FIG. 1 (a). In the present embodiment, the side gate panel 106 and the cabin 108 are coupled via the deck front pillar 110. The deck front pillar 110 is a vertically extending columnar member extending along the front edge of the side gate panel 106 and below the floor of the loading platform 104 (the deck floor panel 112). A gate hook 114 is provided on the upper side of the deck front pillar 110 in the vehicle width direction, and the gate hook 114 can be used to connect the side gate panels 106.

  FIG. 2 is a perspective view of the deck front pillar 110 of FIG. The deck front pillar 110 crosses the deck floor panel 112 and extends vertically. In the coupling structure 100, the upper coupling portion of the deck front pillar 110 is realized by the bracket 116 and a plurality of fasteners (bolts 118). The upper joint portion couples the upper end of the deck front pillar 110 above the deck floor panel 112 to the cabin back panel 120 of the cabin 108.

  FIG.2 (b) is the figure which abbreviate | omitted the deck floor panel 112 of Fig.2 (a). In the coupling structure 100, the lower coupling portion of the deck front pillar 110 is realized by a plurality of bolts 122. The lower joint portion couples the lower end portion of the deck front pillar 110 lower than the deck floor panel 112 to the side pillar portion 124 in the vehicle width direction of the cabin 108.

  FIG. 3: is a perspective view which shows the BB cross section of the deck front pillar 110 of FIG.2 (b) from each direction. In FIG. 3 (a), the B-B cross section of the deck front pillar 110 is shown from the diagonally upper left of the vehicle rear. The upper side of the deck front pillar 110 mainly on the deck floor panel 112 (see FIG. 2A) is a square pole forming a closed cross section.

  The bracket 116 straddles the deck front pillar 110 and the cabin back panel 120 in the vehicle longitudinal direction. The bolt 118 is passed through the bracket 116 and the deck front pillar 110 and the cabin 108 from the inside to the outside in the vehicle width direction to fasten them.

  In FIG. 3 (b), the B-B cross section of the deck front pillar 110 is shown from obliquely above on the right side in the vehicle width direction. Here, the cabin back panel 120 is a member that constitutes the rear surface of the cabin 108, but the side edge 126 is bent rearward of the vehicle. And the side edge 126 has overlapped with the pillar part 124 of the cabin 108 which has a closed cross section from the vehicle width direction inner side. The bracket 116 further overlaps the side edge 126 from the inside in the vehicle width direction, and is fastened to the side edge 126 and the pillar portion 124 by a bolt 118. By this configuration, the upper end of the deck front pillar 110 is coupled to the cabin 108 with high rigidity.

  FIG. 4 is a view showing the vicinity of the lower end of the deck front pillar 110 of FIG. 2 (b) from another direction. FIG. 4A shows a cross section taken along the line C-C of the deck front pillar 110 of FIG. The lower end portion of the deck front pillar 110 is coupled to the pillar portion 124 of the cabin 108 by bolts 122 in the vehicle longitudinal direction. At this time, in the vicinity of the lower end of the deck front pillar 110, the rear side of the vehicle is U-shaped in cross section, and the bolt 122 is easily fastened from the rear side of the vehicle.

  Refer to FIG. 2 (b) again. The deck front pillar 110 is coupled to the cabin 108 in the vehicle width direction near the upper end by the upper joint (bracket 116, bolt 118) and the lower joint (bolt 122) described above, and the vehicle near the lower end is the cabin 108 It is combined in the front and back direction. That is, in the deck front pillar 110, the vicinity of the upper end and the vicinity of the lower end are coupled in mutually different directions.

  The load from the side gate panel 106 due to the twisting of the vehicle body during traveling is transmitted from the gate hook 114 (see FIG. 1B) to the deck front pillar 110, and from the upper joint and the lower joint of the deck front pillar 110. Transfer to cabin 108. In the present embodiment, since the upper joint and the lower joint are coupled in different directions as described above, the coupling rigidity between the side gate panel 106 and the cabin 108 through the deck front pillar 110 is further improved. It is possible to Therefore, it is possible to suppress vibration, abnormal noise and the like of the side gate panel 106 during traveling.

  FIG. 4B is a perspective view showing the vicinity of the lower end of the deck front pillar 110 of FIG. 2B from below. A deck pillar lower gusset 128 is provided on the inner side in the vehicle width direction near the lower end of the deck front pillar 110.

  The deck pillar lower gusset 128 is a member that connects, in the vehicle width direction, the vicinity of the lower end of the deck front pillar 110 and the deck floor side frame 130 present on the inner side in the vehicle width direction than the deck front pillar 110. The deck floor side frame 130 is a structure extending in the front-rear direction of the vehicle that supports the loading platform 104 (see FIG. 1A), and has inherently high rigidity. The deck pillar lower gusset 128 connects the deck floor side frame 130 and the lower end vicinity of the deck front pillar 110 in the vehicle width direction, thereby improving the rigidity in the vicinity of the bolt 122 which is the lower connecting portion. Therefore, by providing the deck pillar lower gusset 128, it is possible to improve the coupling rigidity between the cabin 108 and the loading platform 104 via the deck front pillar 110.

  Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, it goes without saying that the present invention is not limited to such examples. It will be apparent to those skilled in the art that various changes or modifications can be conceived within the scope of the appended claims, and of course these also fall within the technical scope of the present invention. It is understood.

  The present invention can be used for a vehicle bed combination structure.

DESCRIPTION OF SYMBOLS 100 ... Joint structure, 102 ... Truck, 104 ... Carrier, 106 ... Side gate panel, 108 ... Cabin, 110 ... Deck front pillar, 112 ... Deck floor panel, 114 ... Gate hook, 116 ... Bracket, 118 ... Bolt, 120 ... Cabin back panel, 122 ... bolt, 124 ... pillar part, 126 ... side edge, 128 ... deck pillar lower gusset, 130 ... deck floor side frame

Claims (4)

A vehicle carrier joint structure for connecting a cabin of a lorry vehicle to a carrier,
A deck front pillar extending along the front edge of the side wall of the bed and below the floor of the bed and the side wall being joined;
An upper joint coupled to the cabin above the floor of the deck, of the deck front pillars;
And a lower coupling portion coupled to the cabin below the floor of the deck, of the deck front pillars. The upper joint is
A bracket that straddles the deck front pillar and the cabin in the vehicle longitudinal direction;
Including the bracket, the deck front pillar, and a predetermined fastener that couples the cabin in the vehicle width direction,
The vehicle bed combination structure according to claim 1, wherein the lower side coupling portion couples the deck front pillar and the cabin in a vehicle longitudinal direction. The bracket is coupled to a cabin back panel that constitutes a rear face of the cabin,
The vehicle bed combination structure according to claim 2, wherein a side edge of the cabin back panel is bent rearward of the vehicle, and the bracket overlaps the side edge.   The vehicle bed connection structure is further characterized by comprising a rear pillar lower gusset connecting in the vehicle width direction a deck floor side frame present on the inner side in the vehicle width direction than the lower side connection part and the vicinity of the lower side connection part. The vehicle bed combination structure according to any one of claims 1 to 3.

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