JP2566283Y2 - Vehicle step mounting structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a step mounting structure for a passenger to get on and off a driver's seat of a cab of a vehicle, particularly a truck or the like.

[0002]

2. Description of the Related Art As a step of this type, a resin step cover having a shelf portion is attached to a body of a vehicle by mounting screws, and the step is attached to the body by bolts with a gap left on the shelf portion. Things are known. The shelf of the step cover is formed substantially horizontally, and a large opening is formed in the center of the shelf. The steps are formed in a grid by aluminum die casting. When the step is placed on the shelf and the step and the step cover are respectively fixed to the body, a gap is formed between the lower surface of the step and the shelf.

However, in the above step, when the occupant rides on the step, the step is slightly bent and the lower surface of the step comes into contact with the shelf, or the step cover resonates due to the vibration of the engine or the like and comes into contact with the lower surface of the step. Or the shelf could be damaged. In addition, there is a problem that wear powder of the step generated by the contact between the step and the shelf portion adheres to the shelf portion and impairs the appearance.

In order to solve these problems, the rigidity of the step cover is improved or the bending of the step is reduced by increasing the thickness of the step cover and increasing the number of fixing points of the step cover to the body by screws. doing. Also, a spacer is inserted between the step and the shelf to prevent the step from directly contacting the shelf.

[0005]

However, in the above-mentioned improved steps, there is a problem that the number of parts and the number of assembling steps are increased and the manufacturing cost is increased.

An object of the present invention is to minimize the number of parts and the number of assembling steps, that is, to minimize the interference between the steps and the shelves without increasing the manufacturing cost, and to maintain the appearance. An object of the present invention is to provide a step mounting structure for a vehicle.

The configuration of the present invention for achieving the above object will be described with reference to FIGS. 1, 2 and 4 corresponding to the embodiment. According to the present invention, a step cover 14 having shelves 14a, 14b covering at least the lower peripheral edges of the steps 16, 17 with a gap d is attached to the body 13 of the vehicle,
Steps 16 and 17 are improvements in the step mounting structure of the vehicle mounted on the body 13 with the gap d left on the shelves 14a and 14b. The characteristic configuration is the shelf 14
a, projecting vital top towards the step 16 and 17 in a position facing the lower surface peripheral edge of the step 16, 17 and 14b are scan
Steps 16 and 17
A rib 14 located downward from the lower peripheral edge by a gap d
e is provided, and the steps 16 and 17 are
The peripheral edges of the lower surfaces of the tips 16 and 17 contact the upper surface of the rib 14e.
It is configured to be .

[0008]

When the steps 16 and 17 are mounted on the body 13, the steps 16 and 17 are mounted on the shelves 14a and 14b via the ribs 14e.
And steps 16 and 17 are fixed to the body 13, respectively. When the passenger gets on steps 16 and 17, step 16,
Reference numeral 17 abuts on the ribs 14e and does not abut on the shelves 14a and 14b.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described in detail with reference to the drawings. As shown in FIGS. 1 to 5, a floor side plate 13 connected to a side edge of a floor panel (not shown) is provided below a side door 12 on a passenger seat side of a cab 11 of a truck. The plate 13 has a first bracket 21 and a second bracket 22 fixed to the lower portion thereof at a predetermined interval. Floor side plate 1
A step cover 1 made of resin is provided on the lower portion 3 so as to cover the lower portion of the plate 13 and the first and second brackets 21 and 22.
4 is attached. On the surface of the step cover 14, substantially horizontal upper and lower two-stage shelves 14a and 14b are formed to respectively cover the peripheral edges of the lower surfaces of the two steps 16 and 17, and a large central part of the shelves 14a and 14b is large. Opening 14
c and 14d are respectively formed (FIGS. 4 and 5). In this example, the steps 16 and 17 are formed in a lattice shape by aluminum die casting. The upper surfaces of the steps 16 and 17 are provided with a number of protrusions 16a and 17a for preventing slip, and the lower surfaces of the steps 16 and 17 are also provided with protrusions 16b and 17b similar to the upper surface. Projections 16b, 17 on lower surface
When b is turned over, steps b and 17 can be attached to a body (not shown) on the driver's seat side, and serve to prevent slipping at that time (FIGS. 1 and 2).

The characteristic configuration of this embodiment is that the shelves 14a,
At the position facing the lower surface periphery of the steps 16 and 17 of 14b, it projects toward the steps 16 and 17 and the upper surface is stepped.
Steps 16 and 17 with no load on steps 16 and 17
A rib 14e is provided at a position separated downward from the periphery by a gap d , and the step is carried out in the loaded state of steps 16 and 17.
The lower peripheral edges of the ribs 16 and 17 are in contact with the upper surface of the rib 14e.
It is configured as follows. In this example, two ribs 14 e are formed integrally with the step cover 14 on the outer edges of the two-stage shelves 14 a and 14 b, respectively.
Two substantially L-shaped projections 14f for positioning the steps 16 and 17 are formed integrally with the step cover 14 on the inside of the steps a and 14b. The ribs 14e and the projections 14f are formed on the projections 16b, 1 on the lower surface of the steps 16, 17, respectively.
7b (FIGS. 1 and 2).

At the approximate center of the floor side plate 13, two recesses 13a are formed at a predetermined interval, and a bar-shaped hole 13b is formed at the bottom of each of the recesses 13a. The ball-shaped hole 13b is composed of a small-diameter hole and a large-diameter hole continuing below the small-diameter hole. Step cover 14
At the upper part of the rear surface of the device, two convex portions 14g protruding toward the bar-shaped holes 13b are formed at positions facing the two bar-shaped holes 13b, and tapping holes formed in these convex portions 14g. A tapping screw 19 is screwed into 14h via a flat washer 18 having a diameter slightly smaller than that of the large-diameter hole 13b. Further, mounting holes 14i for fixing the step cover 14 to predetermined positions of the floor side plate 13 are formed on both sides of the upper end of the step cover 14, and the floor side plate 13 opposed to these holes 14i is mounted on the rear surface. A hole 13c in which a nut (not shown) to which the screw 23 is screwed is welded is formed (FIGS. 3 and 4).

A first boss 16c is formed integrally with the step 16 on each of both side surfaces and the rear surface of the step 16 located on the upper shelf 14a of the two steps 16 and 17 (three bosses 16c). Only one of the first bosses is shown.), And the first boss 16c is engaged with the bolt 24 by the first boss.
Screw holes 16d are respectively formed (FIG. 4). In a state where the step 16 is positioned with a gap d from the upper end of the rib 14e of the shelf 14a (FIG. 2), a first boss 16c capable of loosely inserting the first boss 16c into the step cover 14 facing the first boss 16c. Through holes 14j are formed. Step cover 1
The first through holes 13d and 21a are formed in the first bracket 21 and the floor side plate 13 facing the first through hole 14j in a state in which the first through hole 4 is attached to a predetermined position of the floor side plate 13.
Are formed respectively (FIG. 4). Two second bosses 17c are respectively formed on both side surfaces of the step 17 located on the lower shelf portion 14b (only two of the four second bosses are shown). Are formed with second screw holes 17d into which the bolts 26 are screwed (FIG. 4).
In a state where this step 17 is positioned with a gap d from the upper end of the rib 14e of the shelf 14b (FIG. 2), the second boss 1
A second through hole 14k into which the second boss 17c can be loosely inserted is formed in the step cover 14 opposed to 7c. In addition, the first and second counterparts facing the second through hole 14k in a state where the step cover 14 is attached to a predetermined position of the floor side plate 13
Second through holes 21b and 22a are formed in the brackets 21 and 22 (FIG. 4).

Step 1 of the vehicle configured as described above
6 and 17, floor side panel 13, first bracket 2
When attaching to the first and second brackets 22, the steps 16 and 17 are first placed on the upper and lower two-stage shelves 14a and 14b via the ribs 14e. Then step 1
The first and second bosses 16c, 17c are loosely inserted into the first and second through holes 14j, 14k of the step cover 14, respectively. Next, as shown by a solid arrow in FIG. 3, a tapping screw 19 screwed through a flat washer 18 to a tapping hole 14h of a convex portion 14g on the upper rear surface of the step cover 14 has a large-diameter hole of the ball-shaped hole 13b. The step cover 14 is temporarily attached to the floor side plate 13 by inserting the flat washer 18 into the lower edge of the large-diameter hole. Next, the first of the step cover 14
And the second through holes 14j and 14k are connected to the floor side plate 1
3, the first of the first bracket 21 and the second bracket 22
The bolt 24 is inserted into the first through hole 13 so as to match the through holes 13d, 21a and the second through holes 21b, 22a, that is, with the step cover 14 lifted in the direction of the dashed arrow in FIG.
d, 21a and the first screw hole 16 through the first through hole 14j.
d, the step 16 is fixed to the floor side plate 13 and the first bracket 21, and the bolt 2
Step 6 is screwed into the second screw hole 17d through the second through holes 21b and 22a and the second through hole 14k, so that Step 17 is performed.
Are fixed to the first and second brackets 21 and 22. Furthermore, the step cover 14 is fixed to the floor side plate 13 by screwing the mounting screw 23 to a nut (not shown) welded to the back surface of the hole 13c of the floor side plate 13 through the mounting hole 14i of the step cover 14. I do.
At this time, as shown by the two-dot chain line in FIG.
17, the lower surface is slightly separated from the upper surface of the rib 14e,
That is, it is fixed with the gap d formed. As a result,
When the occupant gets on steps 16 and 17,
Is slightly bent, or the step cover 14 resonates due to engine vibration or the like, and even if the lower surfaces of the steps 16 and 17 contact the upper surface of the rib 14e, the contact area is small. Hardly hurt. In addition, since the abrasion powder generated in steps 16 and 17 due to the contact is extremely small, the appearance is not impaired.

In the embodiment, two ribs are formed on the outer edge of the shelf. However, this is an example, and one or three or more ribs may be formed on the outer edge of the shelf. Good. In the embodiment, two steps are described. However, the number of steps is not limited thereto, and one or three or more steps may be used.

[0015]

[Effects of the Invention] As described above, according to the present invention ,
Opposed to the lower edge of the step of the step cover shelf
A rib at the position facing the step
When the surface is under the no-load condition of the step,
It is located at a fixed gap below and separated by a load.
So that the lower edge of the step contacts the upper surface of the rib
With this configuration, even if the lower surface of the step contacts the upper surface of the rib, the step cover is hardly damaged. In addition, the amount of abrasion powder generated in the step caused by the contact is very small, so that the appearance is not impaired. Further, since the number of parts and the number of assembling steps are not increased, the production cost is not increased.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view taken along the line AA of FIG. 4, showing a state in which steps are mounted on a shelf of a step cover of a step mounting structure of a vehicle according to an embodiment of the present invention;

FIG. 2 is a view taken in the direction of arrow B in FIG. 1;

FIG. 3 is a cross-sectional view taken along the line CC of FIG. 4 showing a state immediately before a tapping screw screwed into an upper rear portion of a step cover is inserted into a Daruma hole of a floor side panel.

FIG. 4 is an exploded perspective view of a main part including the steps.

FIG. 5 is a perspective view of a cab of a truck including the steps.

[Explanation of symbols]

 13 Floor side plate (body) 14 Step cover 14a, 14b Shelf 14e Rib 16, 17 steps

Claims (1)

(57) [Scope of request for utility model registration] 1. A step cover (14) having a shelf (14a, 14b) for covering at least a lower surface periphery of a step (16, 17) with a gap (d) attached to a body (13) of a vehicle, In the step mounting structure of the vehicle, wherein the step (16, 17) is mounted on the body (13) in a state where the gap (d) is opened on the shelf (14a, 14b), the shelf (14a, 14b only projecting toward the step at a position facing (16, 17) on the underside periphery of the step (16, 17) of)
When the upper surface is in the no-load state of step (16, 17),
Away from the periphery of the lower surface of the tips (16, 17) by the gap (d).
Rib (14e) is provided with a position Te, step Yu load state of the step (16, 17) (16, 1
7) so that the lower edge is in contact with the upper surface of the rib (14e).
Step mounting structure of a vehicle characterized in that it is configured.