JP3028523B2 - Prop - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a column for supporting a member, and more particularly to a column which is detachably mounted on a lower surface of a vehicle of a camper or an extended floor of the vehicle.

b. Prior Art For example, a column as shown in FIGS. 6 (a) and 6 (b) is known. In this method, a retractable column b is provided on the lower surface a of the floor of the camper, and the column b is lowered to the ground during installation to fix the camper. That is, brackets c, d, and e are attached to the lower surface a of the camper floor.
And one end of the column b is rotatably supported on the bracket c, and a feeding bolt f is engaged with the brackets d and e. A piece g is screwed onto the feeding bolt f, and this piece g Both ends of the link h are locked between the support b and the support b.

The structure is such that the piece g is moved by rotating the delivery bolt f using a crank handle, and the column b is raised to the ground side via the link h, or is housed in the lower surface a of the floor surface ( Conventional example 1).

Further, a supporting device having a pillar structure is known as a "stable supporting device for an automobile-loaded accommodation body" (Japanese Patent Publication No. 46-29047) (conventional example 2).

c. Problems to be Solved by the Invention The structure of the prior art 1 has the drawbacks that it needs to be modified in order to provide a special member to the vehicle body, is complicated to assemble, and cannot be removed. is there. Therefore, cost is increased and weight increase is inevitable.
In addition, since it is in a protruding state, there is a possibility of contact in the event of a failure. Furthermore, there is a problem that it takes time and effort to use a crank handle or the like for operation. There is also a disadvantage that the height cannot be adjusted.

On the other hand, the support structure according to the conventional example 2 has a structure in which a support is provided between a protruding body extending above a roof of a driver's seat and a fender of a vehicle. Are not used for construction, but are used with both ends fixed to the protruding body and the fender of the vehicle, cannot be easily removed, and are not suitable for the purpose of use of the present invention.

The present invention has been made in view of the above circumstances, particularly when the camper or work vehicle is stopped,
Provided is a detachable support that solves the above-mentioned problem, which is used to prevent shaking due to movement of humans or equipment in a vehicle, or when fixing a side door which is opened horizontally and fixed to a floor at a horizontal position. The purpose is to do.

d. Means for Solving the Problems According to the above object, a support according to the present invention includes a mounting bracket fixed to the vehicle body side and a locking portion which is engaged with the mounting bracket at an upper end thereof. And a support body provided at the lower end thereof with a grounding portion for adjusting the length of the support body via a free joint.The mounting bracket is fixed to the vehicle body side. A base plate, and a pair of locking pieces projecting from the base plate and arranged at an interval from each other and having an L-shaped cross section, wherein the locking portion includes a support shaft and a fixing bracket; Comprises a shaft extending upward from the universal joint, and an engaging head at an upper end of the shaft which is locked by a locking piece of the mounting bracket. It has a projection fitted to the stop piece, and is constantly urged toward the mounting bracket so as to be vertically movable. With this, after the engaging head is locked to the locking piece of the mounting bracket while the fixing bracket is pressed down, the fixing bracket is returned upward and the projection is fitted to the locking piece. Thus, the support body can be attached to the vehicle body. When removing the pillar main body, the fixing bracket may be pushed down, and the engaging head may be removed from the locking piece of the mounting bracket.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

As shown in FIG. 1, the present invention relates to an automobile used for a camper or the like having a side door 2 which can be opened and closed to a horizontal position on one side surface of a vehicle body 1, and a plurality of columns 3 supporting corners of the side door 2. , And a plurality of columns 4 supporting the lower rear portion of the vehicle body 1 will be described.

FIG. 2 is a perspective explanatory view of a support structure according to the present invention. Reference numeral 11 denotes a cylindrical support body, and a locking portion 12 for fastening to the vehicle body above the support body 11 is provided below the support body 11. And a grounding unit 13.

In the locking portion 12, 20 is a universal joint, 21 is a spring, 22 is a support shaft extending upward from the universal joint 20, and 23 is a fixture,
Reference numeral 24 denotes an engagement head provided at the tip of the support shaft 22.

The universal joint 20 is configured to be rotatable by a ball provided at the tip of the column body 11.

Further, a support shaft 22 penetrates through the fixing bracket 23, and a pair of protrusions 23a are protruded from the upper surface of the support shaft 23 at a predetermined interval. The fixing bracket 23 is constantly urged upward by a spring 21 so as to be vertically movable.

The lower end of the support body 11 is screwed so that an adjustment bolt 16 can be inserted and removed, and the adjustment bolt 16 is a knurled grip.
17 and a lock nut 18 are provided.

The grounding portion 13 is formed in a mountain shape with a wide grounding surface 30 provided on the lower surface, and forms a free joint portion 31 with a ball protruding from the tip of the adjustment bolt 16 of the support body 11.

A mounting bracket 40 is provided on the vehicle body side (the side door 2 in this embodiment) that locks the upper end of the column body 11. The mounting bracket 40
Has a base plate 42 in contact with the side door 2 and a pair of locking pieces 41 having an L-shaped cross section, which are projected from the base plate 42, and an engagement space 43 is formed therebetween. The locking piece 41 is configured such that its width in the longitudinal direction (dimension l in the drawing) is slightly smaller than the width (dimension L in the drawing) between the projections 23a provided on the fixing bracket 23 of the support body 11. Is set so as to be fitted between the projections 23a.

Reference numeral 45 denotes a countersunk mounting hole for fixing the mounting bracket 40 to the side door 2, and the mounting bracket 40 is fixed using a flathead screw.

e. Operation First, as shown in FIG. 1, the side door 2 of the automobile is tilted horizontally as shown in the figure, and then the fixing bracket 23 on the upper part of the support is pushed downward with a fingertip to support the support as shown in FIG. The engaging head 24 at the tip of the shaft 22 is projected.

Next, a mounting bracket 40 is provided at a predetermined position of the side door 2 in advance, and an engaging head 43 in the above state is provided in an engaging space 43 provided between the locking piece 41 of the mounting bracket 40 and the base plate 42. Move 24 horizontally in the direction of the arrow and insert it. The support shaft 22 immediately below the engagement head 24 simultaneously enters between the opposing locking pieces 41.

Next, when the fixing fitting 23 pressed downward is released, the fixing fitting 23 returns to the mounting fitting 40 side by the spring 21 as shown in FIG.
Are engaged with each other. A slight inclination of the side door 2 is absorbed by the universal joint 20.

As shown in FIG. 4, the lower part of the support may be turned by turning the grip 17 with a fingertip, adjusting the height of the support by inserting and removing the adjustment bolt 16, and then grounding the grounding portion 13. Some tilt is likewise absorbed by the universal joint 31. After that, lock nut
It is sufficient to use 18 to prevent loosening.

FIG. 5 shows another embodiment in which the outer shape of the mounting bracket 140 is rounded from the viewpoint of appearance and operation, and the fixing bracket 123 side is deformed correspondingly.

Note that the pillar 4 supporting the rear portion of the vehicle body 1 can be attached in exactly the same configuration and manner.

Either one of the free joints provided between the support body and the locking portion and the grounding portion may be omitted depending on the use condition.

f. Effects of the Invention According to the pillar according to the present invention, the following effects can be obtained.

Push the fixing bracket down, lock the engaging head to the locking piece of the mounting bracket, then return the fixing bracket upward to fit the projection to the locking piece, and the pillar main body Can be attached to and detached from the vehicle body, and the operability is very good. In addition, since the engaging head is locked to the locking piece and the locking piece and the projection are fitted in a double engagement structure, the strut is securely engaged with the vehicle body. . Furthermore, since the protruding portion on the vehicle side when the pillar is not used is only the mounting bracket and is extremely small, the appearance is good, and the protruding portion has little effect on other objects.

[Brief description of the drawings]

FIG. 1 is a perspective explanatory view of an automobile to which a support according to the present invention is applied, FIG. 2 is an overall perspective explanatory view of a support and a mounting bracket according to the present invention, FIG. FIG. 4 is an explanatory view showing a state where the column is attached, FIG. 5 is a perspective explanatory view of another embodiment of the present invention, and FIGS. 6 (a) and (b) are explanatory diagrams of an example of a conventional column. 3.4 Supporting column, 12 Locking portion, 13 Ground contact portion, 23 Fixing bracket, 24 Engagement head, 20/31 Free joint, 40 Mounting bracket.

Continuation of the front page (56) References JP-A-51-102816 (JP, A) JP-A-50-148708 (JP, U) JP-A-59-150643 (JP, U) JP-A-48-55513 (JP) , U) Japanese Utility Model Showa 60-137636 (JP, U) Japanese Patent Publication No. 53-47351 (JP, B2) Japanese Patent Publication No. 46-29047 (JP, B1) Japanese Utility Model Showa 46-9913 (JP, Y1) (58) Field surveyed (Int.Cl. ⁷ , DB name) B60P 3/32-3/39

Claims (1)

(57) [Claims] 1. A mounting bracket fixed to a vehicle body, and a locking portion for engaging with the mounting bracket is provided at an upper end portion thereof through a free joint portion, and a length of a column main body is adjusted at a lower end portion. A supporting body provided with a grounding portion via a free joint, wherein the mounting bracket is provided at a distance from each other by protruding from the base plate fixed to the vehicle body side and the base plate. A pair of locking pieces having an L-shaped cross section provided, the locking portion includes a support shaft and a fixing bracket, and the support shaft extends upward from the free joint portion; An upper end of the shaft has an engaging head that is locked by a locking piece of the mounting bracket, and the fixing bracket has a protruding portion that fits into the locking piece, and is vertically movable. The engaging head is always urged toward the mounting bracket, and the engaging head is engaged with the locking piece of the mounting bracket while the fixing bracket is pressed down. After then, by the fixing bracket fitting projections back upward the engaging piece mounting member together, struts, characterized in that attaching the strut body to the vehicle body.