JP2019177731A - Connection structure of cab and load-carrying platform - Google Patents

Abstract

To provide a connection structure of a cab and a load-carrying platform which can absorb relative displacement properly.SOLUTION: In a vehicle 1, a cab 20 and a load-carrying platform 30 are mounted on a vehicle frame 10. The vehicle 1 includes: a cab opening 24 provided at the back surface 22 side of the cab 20; a load-carrying platform opening 34 provided on a front surface 32 of the load-carrying platform 30; and an awning member 50 covering a passage R between a back surface 22 and the front surface 32 and connecting the cab 20 with the load-carrying platform 30. One end side of the awning member 50 is fixed to a periphery of the cab opening 24 and the other end side of the awning member 50 is fixed to a periphery of the load-carrying platform opening 34.SELECTED DRAWING: Figure 5

Description

  The present disclosure relates to a coupling structure of a cab and a loading platform that are respectively mounted on a vehicle frame.

2. Description of the Related Art A delivery vehicle that allows an occupant to travel between a cab and a luggage compartment provided in a vehicle body is used (see Patent Document 1).
In recent years, it has been proposed to realize a connection structure in which a passenger can walk through between a cab and a loading platform in a truck, which is a vehicle having a frame structure.

JP 2003-314938 A

  However, since the cab and the loading platform are mounted separately on the vehicle frame, the cab and the loading platform may move independently. Relative displacement occurs between the two. For this reason, in order to be able to walk through between the cab and the loading platform, it is necessary to cope with the relative displacement between the cab and the loading platform in the connection structure, but an appropriate countermeasure has not been realized.

  Therefore, the present disclosure has been made in view of these points, and an object thereof is to provide a connecting structure of a cab and a cargo bed that can appropriately absorb relative displacement.

  In one aspect of the present disclosure, there is a connection structure of a cab and a loading platform each mounted on a vehicle frame, the cab opening provided on the back side of the cab, and the back surface of the cab of the loading platform facing And a hood member that covers the passage between the back surface and the facing surface, and that connects the cab and the loading platform, and one end side of the hood member is Provided is a connection structure between a cab and a cargo bed, which is fixed around the cab opening, and the other end of the hood member is fixed around the cargo bed opening.

  In addition, one end side of the hood member is fixed to a first bracket attached around the cab opening, and the other end side of the hood member is attached to a second bracket attached around the cargo bed opening. It may be fixed.

  In addition, one of the first bracket and the second bracket is provided outside the other bracket, and the hood member is positioned between the first bracket and the second bracket. It is good also as being provided so that a part may overlap in the front-back direction of a vehicle.

  Further, the top member is fixed to a portion along the front-rear direction of the first bracket, and the other end fixed to a portion along the front-rear direction of the second bracket; It is good also as having a connection part which connects the said one end part and the said other end part, and is extended in the direction which cross | intersects the said front-back direction.

  One end side of the hood member may be fixed in the cab, and the other end side of the hood member may be fixed in the cargo bed.

  A first mounting member that is detachably mounted around the cab opening is attached to one end of the hood member, and is attached to the periphery of the loading platform opening at the other end of the hood member. The 2nd mounting member mounted | worn so that it is possible is good also as being attached.

  According to the present disclosure, it is possible to appropriately absorb the relative displacement between the loading platform and the cab of the walk-through vehicle.

It is the schematic diagram which looked at the vehicle 1 which concerns on one Embodiment of this invention from the side surface. FIG. 2 is a schematic diagram for explaining an internal configuration of a vehicle 1. It is a schematic diagram for demonstrating the structure of the cab opening part 24 and a peripheral part. FIG. 6 is a schematic diagram for explaining a configuration around a loading platform opening. It is a schematic diagram for demonstrating the fixing structure of the hood member 50. FIG. It is a schematic diagram for demonstrating the 1st modification of the fixing structure of the hood member. It is a schematic diagram for demonstrating the 2nd modification of the fixing structure of the hood member. It is a schematic diagram for demonstrating the 3rd modification of the fixing structure of the hood member.

<Vehicle configuration>
A configuration of a vehicle having a cab and cargo bed connection structure according to an embodiment of the present invention will be described with reference to FIGS. 1 and 2.

Drawing 1 is a mimetic diagram which looked at vehicle 1 concerning one embodiment from the side. FIG. 2 is a schematic diagram for explaining the internal configuration of the vehicle 1.
Here, the vehicle 1 is a truck having a frame structure. As shown in FIGS. 1 and 2, the vehicle 1 includes a vehicle frame 10, a cab 20, a loading platform 30, and a connecting portion 40. The vehicle 1 is a vehicle in which an occupant can walk through between the cab 20 and the loading platform 30 via the connecting portion 40.

  The vehicle frame 10 is a skeleton that supports the vehicle 1. For example, the vehicle frame 10 includes a pair of side frames extending in the front-rear direction of the vehicle 1 (the X direction in FIG. 1), and a cross member provided between the pair of side frames. A drive source (for example, a motor) that generates power is attached to the front portion of the vehicle frame 10.

  The cab 20 is mounted on the vehicle frame 10 as shown in FIG. 1, and is located above a drive source (for example, a motor). Inside the cab 20 is formed a passenger compartment in which a passenger such as a driver sits. The roof 21 above the cab 20 is a high roof. An opening through which an occupant can pass is formed on the back surface 22 side of the cab 20.

  FIG. 3 is a schematic diagram for explaining the configuration of the cab opening 24 and the peripheral portion. As shown in FIG. 3, a cab opening 24 that is a rectangular opening is formed on the back surface 22 side of the cab 20. The opening of the cab opening 24 is also formed in the roof 21 so that an occupant can walk through.

  The loading platform 30 is mounted on the vehicle frame 10 as shown in FIG. 1 and is located behind the cab 20. The loading platform 30 is formed in a box shape, and a space in which luggage is accommodated is formed inside. An opening through which an occupant can pass is formed on a front surface 32 of the loading platform 30 (an opposing surface facing the back surface 22 of the cab 20).

  FIG. 4 is a schematic diagram for explaining the configuration around the cargo bed opening 34. As shown in FIG. 4, a loading platform opening 34 that is a rectangular opening is formed on the front surface 32 of the loading platform 30. The loading platform opening 34 is formed at a position facing the cab opening 24. The size of the opening of the cargo bed opening 34 is substantially the same as the size of the opening of the cab opening 24.

As shown in FIG. 2, the connecting portion 40 connects the cab 20 and the loading platform 30. A passage R through which a passenger or the like can walk through between the cab 20 and the loading platform 30 is formed in the connecting portion 40. The passage R is a passage between the cab opening 24 and the cargo bed opening 34.
Although the details will be described later, the connecting portion 40 is provided with a hood member 50 that covers the passage R and connects the cab 20 and the loading platform 30. Thereby, even if the relative displacement of the cab 20 and the loading platform 30 mounted separately on the vehicle frame 10 occurs, the relative displacement can be absorbed by the hood member 50 being deformed.

<Detailed configuration of hood member 50 and peripheral portion>
The detailed configuration of the hood member 50 and the peripheral portion will be described with reference to FIGS.
FIG. 5 is a schematic diagram for explaining a fixing structure of the hood member 50.

  The hood member 50 is made of a flexible material. The hood member 50 is made of, for example, polyvinyl chloride. The hood member 50 covers the passage R and prevents water and the like from entering the passage R. The hood member 50 is connected to the cab 20 and the loading platform 30 as shown in FIG. Specifically, one end portion 52 on one end side in the width direction (X direction in FIG. 1) of the hood member 50 is fixed to the cab 20, and the other end portion 53 on the other end side in the width direction of the hood member 50 is connected to the loading platform 30. It is fixed to.

  A cab side bracket 26 (corresponding to the first bracket) is provided around the cab opening 24 of the cab 20 as shown in FIG. The cab-side bracket 26 is continuously provided around the cab opening 24 (here, along the left side, the right side, and the upper side of the cab opening 24). The cab side bracket 26 is fixed to the panel of the cab 20 by fastening members 28a such as screws. The cab-side bracket 26 is formed in an L shape as shown in FIG. 5 and protrudes from the rear surface 22 side of the cab 20.

  As shown in FIG. 4, a loading platform side bracket 36 (second bracket) is provided around the loading platform opening 34 of the loading platform 30. The loading platform side bracket 36 is continuously provided around the loading platform opening 34 (here, along the left side, the right side, and the upper side of the loading platform opening 34). The loading platform side bracket 36 is fixed to the panel of the loading platform 30 by fastening members 38a such as screws. The loading platform side bracket 36 is formed in an L shape as shown in FIG. 5 and protrudes from the front surface 32 side of the loading platform 30.

  One end 52 of the hood member 50 is fixed around the cab opening 24 as shown in FIGS. 3 and 5. Specifically, the one end 52 is fixed to the cab-side bracket 26 as shown in FIG. The one end 52 is fixed by a fastening member 28b in a state of being sandwiched between the cab side bracket 26 and the holding bracket 27. Thereby, since the one end part 52 can be fixed in a wide surface, it can prevent that stress concentrates on the one end part 52 and breaks. In FIG. 5, for convenience of explanation, a gap is shown between the cab side bracket 26 and the holding bracket 27 and the one end portion 52. 27 is close.

  The other end portion 53 of the hood member 50 is fixed around the cargo bed opening 34 as shown in FIGS. Specifically, the other end portion 53 is fixed to the loading platform side bracket 36 as shown in FIG. Further, the other end 53 is fixed by a fastening member 38 b in a state of being sandwiched between the loading platform side bracket 36 and the holding bracket 37. Thereby, since the other end part 53 can be fixed in a wide surface, it can prevent that stress concentrates on the other end part 53 and it breaks.

  The central portion 54 of the hood member 50 is a connection portion connecting the one end portion 52 and the other end portion 53, and is bent as shown in FIG. Specifically, the central part 54 between the one end part 52 and the other end part 53 located in a straight line is in a curved state. The central portion 54 is generated when a relative displacement between the cab 20 mounted on the vehicle frame 10 and the loading platform 30 occurs (for example, a relative displacement between the cab 20 and the loading platform 30 when the vehicle 1 gets over a road surface step). ,Deform. For example, the central portion 54 is freely deformed in the X direction, the Y direction, and the Z direction shown in FIGS. Thereby, the relative displacement between the cab 20 and the loading platform 30 can be absorbed.

  The structure for fixing the hood member 50 to the cab 20 and the loading platform 30 is not limited to the configuration shown in FIG. For example, the structure shown in FIGS. 6 to 8 may be used for fixing the hood member 50 to the cab 20 and the loading platform 30.

(First modification)
FIG. 6 is a schematic diagram for explaining a first modification of the fixing structure of the hood member 50. In the first modification, the hood member 50 is arranged in a Z shape, so that the length of the deformable central portion 54 is increased and the relative displacement of the loading platform 30 of the cab 20 can be absorbed more effectively. . In order to arrange the hood member 50 in a Z-shape, the loading platform side bracket 36 is positioned outward from the cab side bracket 26. The hood member 50 is located between the cargo bed side bracket 36 and the cab side bracket 26.

The holding bracket 27 located on the passage R side from the one end portion 52 of the hood member 50 protrudes toward the loading platform 30 side from the cab side bracket 26 (specifically, the holding bracket 27 located on the passage R side from the other end portion 53). Projecting to a position overlapping with the bracket 37). Thereby, the hood member 50 cannot be seen from the passage R. The loading platform side bracket 36 positioned outward from the other end portion 53 protrudes toward the cab 20 side from the holding bracket 37 (specifically, a position overlapping the cab side bracket 26 positioned outward from the one end portion 52). Protruding). Thereby, it is possible to prevent water from the outside from entering the hood member 50.
In the above description, the loading platform side bracket 36 is positioned outward from the cab side bracket 26, but the present invention is not limited to this. For example, the cab side bracket 26 may be located outward from the cargo bed side bracket 36.

(Second modification)
FIG. 7 is a schematic diagram for explaining a second modification of the fixing structure of the hood member 50. In the second modification, one end portion 52 of the hood member 50 is fixed on the indoor side of the cab 20, and the other end portion 53 is fixed on the indoor side of the loading platform 30.

Specifically, the one end 52 is fixed by a fastening member 28 a in a state sandwiched between the panel of the cab 20 and the holding bracket 27. The other end portion 53 is fixed by a fastening member 38 a while being sandwiched between the loading platform side bracket 36 and the holding bracket 37. Thereby, the hood member 50 has a waterproof function for preventing water from entering the cab 20 and the loading platform 30.
In addition, the one end part 52 of the hood member 50 of the 1st modification mentioned above may be fixed in the room | chamber interior side of the cab 20 similarly to the 2nd modification shown in FIG.

(Third Modification)
FIG. 8 is a schematic diagram for explaining a third modification of the fixing structure of the hood member 50. In the third modification, a bush 55 is attached to the tip (one end) of the one end 52 of the hood member 50, and a bush 56 is attached to the tip (the other end) of the other end 53. The bush 55 is detachably mounted on the mounting portion 29 a of the cab side bracket 29, and the bush 56 is detachably mounted on the mounting portion 39 a of the loading platform side bracket 39. Thereby, since the removal of the hood member 50 can be performed easily, it becomes easy to repair and maintain the cab 20.

  The cab side bracket 29 and the loading platform side bracket 39 are aluminum block-like brackets here. The bush 55 is fitted to the mounting portion 29a, and the bush 56 is fitted to the mounting portion 39a. The bush 55 corresponds to the first mounting member, and the bush 56 corresponds to the second mounting member.

<Effect in this embodiment>
The connecting portion 40 of the vehicle 1 according to the above-described embodiment includes the hood member 50 that covers the passage R between the back surface 22 of the cab 20 and the front surface 32 of the loading platform 30 and connects the cab 20 and the loading platform 30. The one end 52 of the hood member 50 is fixed around the cab opening 24, and the other end 53 of the hood member 50 is fixed around the loading platform opening 34.
As a result, when relative displacement between the cab 20 and the loading platform 30 separately mounted on the vehicle frame 10 occurs, the flexible hood member 50 (specifically, the central portion 54) is deformed, so that the relative Displacement can be absorbed appropriately. Further, since the hood member 50 covers the passage R, water can be prevented from entering the passage R.

  As mentioned above, although this invention was demonstrated using embodiment, the technical scope of this invention is not limited to the range as described in the said embodiment, A various deformation | transformation and change are possible within the range of the summary. is there. For example, the specific embodiments of device distribution / integration are not limited to the above-described embodiments, and all or a part of them may be configured to be functionally or physically distributed / integrated in arbitrary units. Can do. In addition, new embodiments generated by any combination of a plurality of embodiments are also included in the embodiments of the present invention. The effect of the new embodiment produced by the combination has the effect of the original embodiment.

DESCRIPTION OF SYMBOLS 1 Vehicle 20 Cab 24 Cab opening part 26 Cab side bracket 30 Loading platform 34 Loading platform opening 36 Loading platform side bracket 40 Connection part 50 Top member 52 One end part 53 Other end part 54 Center part

Claims (6)

It is a connecting structure of a cab and a loading platform each mounted on a vehicle frame,
A cab opening provided on the back side of the cab;
A loading platform opening provided on a facing surface of the loading platform facing the back surface of the cab;
A hood member that covers the passage between the back surface and the facing surface, and that connects the cab and the loading platform,
With
One end side of the hood member is fixed around the cab opening, and the other end side of the hood member is fixed around the cargo bed opening.
Connection structure of cab and cargo bed. One end side of the hood member is fixed to a first bracket attached around the cab opening,
The other end side of the hood member is fixed to a second bracket attached around the opening of the cargo bed.
The cab and loading platform connection structure according to claim 1. One bracket of the first bracket and the second bracket is provided outside the other bracket,
The first bracket and the second bracket are provided so as to partially overlap in the vehicle front-rear direction so that the hood member is located between the first bracket and the second bracket.
The connection structure of the cab and a loading platform of Claim 2. The hood member is
One end fixed to a portion along the front-rear direction of the first bracket;
The other end fixed to the portion along the front-rear direction of the second bracket;
Connecting the one end and the other end, and having a connecting portion extending in a direction crossing the front-rear direction;
The cab and cargo bed connection structure according to claim 3. One end side of the hood member is fixed in the cab,
The other end side of the hood member is fixed in the cargo bed,
The cab and cargo bed connection structure according to any one of claims 1 to 4. A first mounting member that is detachably mounted around the cab opening is attached to one end of the hood member,
At the other end of the hood member, a second mounting member that is detachably mounted around the cargo bed opening is attached.
The cab and cargo bed connection structure according to any one of claims 1 to 4.

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