JP2704101B2 - Folding pedestal - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an easily portable folding pedestal used outdoors such as a campsite or a garden, and indoors such as an exhibition hall. And a connection supporting portion for connecting the two.

[0002]

2. Description of the Related Art For example, a folding pedestal K shown in FIG. 6 has been proposed as a folding pedestal of this type. The folding base K is vertically erected by a connecting rod 52 in which adjacent supporting legs 51 are attached in an X-shape. At the upper end of each support leg 51, a substantially U-shaped connection support portion 53 having an open top is attached. A connection fixing rod 54 is attached to the connection support 53.

[0003]

However, in the conventional folding pedestal, there is a problem that the connection fixing rod 54 is easily detached from the opening of the connection support portion 53.

Accordingly, an object of the present invention is to provide a connection support for securely connecting and fixing a rod or the like.

[0005]

In order to solve the above-mentioned problems, in the first invention, adjacent supporting legs are foldably connected to each other, and the supporting legs are provided at connection supporting portions provided at the upper ends of the supporting legs. In the folding pedestal in which the connecting and fixing rod is erected, the connecting support portion has an opening formed so that the connecting and fixing rod can be detachably mounted in the lateral direction, and extends along the direction in which the connecting and fixing rod is erected. The gist of the present invention is to provide a horizontal U-shaped fitting groove formed so as to be fittable, and an opening / closing fastening body provided around an opening of the fitting groove and covering the opening so as to be able to open and close.

[0006] In the second invention, the opening and closing tightening body includes:
The gist is that a pressing portion for pressing the connection fixing rod fitted in the fitting groove is provided.

[0007]

According to the first aspect of the present invention, the connecting fixed rod is inserted from the opening of the connecting support portion and fitted into the fitting groove. Next, the opening is closed with the opening / closing fastening body. Further, the opening / closing fastening body is moved to open the opening, and the connection fixing rod is taken out from the opening.

According to the second aspect, the pressing portion presses the connection fixing rod fitted in the fitting groove.

[0009]

FIG. 1 shows a first embodiment of the present invention.
3 will be described with reference to FIG. As shown in FIG. 2, each support leg 1 is vertically erected in a round pipe shape adjacent to each other on a folding pedestal leg J by a connecting rod 2 which is rotatably attached to each other in an X-shape. The folding pedestal J is opened or closed by reciprocating rotation of the X-shaped connecting bars 2. A connection support member 3 made of synthetic resin having the same structure is attached to the upper end of each support leg 1, and a connection fixing rod 4 is attached to the connection support member 3 serving as the connection support portion. Hereinafter, the connection support member 3 will be described.

As shown in FIGS. 1 and 3, the connection support member 3 comprises an engaging member 5 provided at a lower portion, a fitting member 6 provided integrally with the upper portion of the engaging member 5, and an opening / closing tightening member 7. The opening / closing tightening body 7 can be engaged and disengaged from the fitting body 6.

An engagement hole 8 is formed in the engagement body 5 and is engaged with the upper end of the support leg 1. A fitting groove 10 having a substantially U-shaped cross section is formed in the fitting body 6, and an opening 17 extending in a lateral direction is formed on one side of the fitting groove 10.
The inner bottom of the fitting groove 10 is formed to have the same diameter as the outer periphery of the connecting and fixing rod 4, and the opening 17 is formed so as to be able to engage and disengage the connecting and fixing rod 4. A holding member 9 having an engagement groove 12 is formed at a lower portion of one end of the fitting body 6 with respect to the opening 17 so as to protrude. Further, a lock ridge 11 is provided on the upper end of one side of the fitting body 6 with respect to the opening 17, and the upper piece of the fitting body 6 has elasticity so as to be able to slightly swing up and down. It is formed to have.

The opening / closing fastening body 7 includes a substantially rectangular top plate 13 and a connecting rib 14 extending downward from both ends of one end of the top plate 13.
And a shaft rib 15 connecting the lower ends of both ribs 14.
The shaft rib 15 is fitted in the engagement groove 12 of the holding member 9,
The opening / closing tightening member 7 is rotatable about the coaxial rib 15 in the directions indicated by arrows B and B in FIG. FIG.
As shown in (1), in a state in which the opening / closing tightening member 7 is engaged and locked with the fitting body 6, the locking ridge 11 projects sideways from both connecting ribs 14 to lock the opening / closing tightening member 7. That is, the locking protrusion 11 protruding upward and one side end of the top plate 13 abut and lock to each other, so that the opening / closing tightening body 7 is locked so as not to rotate. In the same locked state, the top plate 13
Is designed to be horizontal, so that a table or the like can be placed horizontally. Further, pressing portions 16 are protrudingly provided on both connecting ribs 14 at the position where the distance between the connecting rib 14 and the inner bottom of the fitting groove 10 is the longest. The distance is slightly shorter than the diameter of the connecting and fixing rod 4, and the connecting and fixing rod 4 is pushed in the direction of arrow A in a state where the opening and closing tightening body 7 is engaged with the fitting body 6. A pair of connection support members 3 adjacent to each other among the connection support members 3 are attached such that the openings 17 thereof are directed outward of the folding pedestal J.

Next, the operation of the connecting and supporting member 3 configured as described above will be described. The engagement lock between the opening / closing tightening body 7 and the lock ridge 11 on the fitting body 6 is released,
The opening 17 of the fitting body 6 is opened,
The connecting and fixing rod 4 is arranged in the fitting groove 10. Next, the top plate 13 is passed over the lock ridge 11 by rotating the opening / closing fastening body 7. At this time, the lock ridge 11
Moves downward against the elastic force of the upper piece of the fitting body 6. Then, when one side end of the top plate 13 passes over the lock ridge 11, the lock ridge 11 moves upward by the elastic force of the upper piece of the fitting body 6 and engages with one end of the top plate 13. Combine. In this state, the opening / closing fastening body 7 is locked.
Then, the pressing portions 16 of both connecting ribs 14 press the connecting fixed rod 4 in the direction of arrow A.

In order to release the engagement lock between the opening / closing tightening member 7 and the locking ridge 11 of the fitting body 6, the locking ridge 11 is lowered against the elastic force of the upper piece of the fitting body 6,
The opening / closing fastening body 7 is rotated in the direction indicated by the arrow B. Then, the top of the top plate 13 is passed over the lock ridge 11 by one side end to release the lock.

Therefore, according to the folding pedestal J having the connecting support member 3 of the present embodiment, the connecting fixed rod 4 has the fitting groove 10.
The connection fixing rod 4 is securely connected and fixed to the connection support member 3 because the connection fixing rod 4 is pressed and fixed to the inner surface of the connection support member 16 by the pressing portion 16.
Further, since the top plate 13 is horizontal when the opening / closing tightening member 7 is engaged with the fitting member 6, it is easy to place a plate such as a table horizontally.

Next, a second embodiment of the present invention will be described with reference to FIGS. The same components as those in the first embodiment or corresponding components are denoted by the same reference numerals, and description thereof is omitted.

As shown in FIGS.
Is composed of an engaging body 5 provided at a lower part, a fitting body 32 integrally provided at an upper part of the engaging body 5, and an opening / closing fastening body 33. The opening / closing fastening body 33 is detachable from the fitting body 32. It has become.

The fitting body 32 has a fitting groove 3 having a substantially U-shaped cross section.
6 is formed, and an opening 42 extending in the lateral direction is formed on one side of the fitting groove 36. The inner bottom of the fitting groove 36 is formed to have the same diameter as the outer circumference of the connecting and fixing rod 4, and the opening 42 is formed to be able to engage and disengage the connecting and fixing rod 4.
A lock ridge 35 provided with a concave portion 34 at one lower end of one side of the fitting body 32 projects downward and is formed with elasticity so as to be able to slightly swing up and down.

A protrusion 37 extending from one end to the other end is formed on the upper surface of the fitting body 32. The upper surface of the ridge 37 is provided so as to be horizontal, and a plate such as a table can be placed horizontally on the upper surface of the ridge 37.
An engagement groove 38 is provided near one end of the ridge 37.

As shown by the solid line in FIG. 4, the opening / closing tightening member 33 is rotatably attached to the engaging groove 38 via a shaft rib 39. A connecting rib 40 extends downward from both ends of the coaxial rib 39. Further, an engaging member 41 is connected between the lower ends of the two connecting ribs 40, and the lower end of the engaging member 41 is formed to be inclined downward. Further, the lock ridge 35 protrudes from between the two connection ribs 40 in the engagement locked state, and the upper surface 41 a of the engagement member 41 is engaged with the concave portion 34 of the lock ridge 35.
In the same locked state, the pressing portions 16 are protruded from both connecting ribs 40 in the same manner as in the first embodiment, and press the connecting fixed rod 4 in the direction of arrow A.

Next, the operation of the connecting and supporting member 31 configured as described above will be described. The engagement lock between the opening / closing tightening body 33 and the locking ridge 35 on the fitting body 32 is released, and the connection fixing rod 4 is disposed in the fitting groove 36 from the opening 42 of the fitting body 32. Next, by rotating the opening / closing fastening body 33, the upper surface 41 a of the engaging member 41 passes over the lower surface of the distal end of the locking ridge 35. At this time, the locking ridge 35 moves upward against the elastic force of the lower piece of the fitting body 32. The lower end of the lock ridge 35 is attached to the upper surface 4 of the engagement member 41.
1a, the locking ridge 35 is moved downward by the elastic force of the lower piece of the fitting body 32, and the upper surface 4 of the engaging member 41 is moved downward.
1 a engages with the recess 34. In this state, the opening / closing fastening body 33 is locked. And both connecting ribs 4
The zero pressing portion 16 presses the connecting and fixing rod 4 in the direction of arrow A.

The opening / closing tightening body 33 and the fitting body 32
In order to release the engagement lock with the lock ridge 35, the engagement member 41 formed obliquely is pulled in the arrow C direction.
At this time, the locking ridge 35 moves upward against the elastic force of the lower piece of the fitting body 32. Then, the lower end of the lock ridge 35 is passed by the upper surface 41a of the engagement member 41 to release the lock.

Therefore, according to the folding pedestal J having the connecting support member 31 of the present embodiment, the same effect as that of the first embodiment can be obtained. Note that the present invention is not limited to the above embodiment, and may be, for example, as follows. In this embodiment, the pressing portion 16 is formed integrally with the shaft ribs 15 and 39, but may be separately attached with an elastic body such as rubber.
In addition, any changes may be made without departing from the spirit of the present invention.

[0024]

As described above in detail, according to the present invention, there is an excellent effect that the connection fixing rod is securely fixed to the connection support portion and does not easily fall.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first embodiment embodying the present invention.

FIG. 2 is also a perspective view of a folding stand.

FIG. 3 is a cross-sectional view of the connection support portion.

FIG. 4 is a sectional view of a second embodiment embodying the present invention.

FIG. 5 is a perspective view of the connection support portion.

FIG. 6 is a perspective view of a conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Support leg, 3 ... Connection support part, 4 ... Connection fixed rod, 7 ... Opening / closing fastening body, 10 ... Fitting groove, 17 ... Opening, 31 ... Connection support part, 33 ... Opening / closing fastening body, 36 ... Fitting Groove, 42
…Aperture.

Claims (2)

(57) [Claims] An adjacent support leg (1) is foldably connected to each other, and is connected between the support legs (1) at connection support portions (3, 31) provided at the upper end of the support leg (1). In the folding pedestal on which the fixed rod (4) is erected, the connection support portion (3, 31) includes the connection fixed rod (4).
Openings (17, 42) formed so as to be detachable in the horizontal direction
And a horizontal U-shaped fitting groove (10, 10) formed so as to fit along the direction in which the connecting and fixing rod (4) is installed.
36), and an opening / closing fastening body (7, 33) provided around the opening (17, 42) of the fitting groove (10, 36) and covering the opening (17, 42) so as to be openable and closable. A folding pedestal characterized by that. 2. A pressing portion (16) for pressing a connecting and fixing rod (4) fitted in a fitting groove (10, 36) is provided on said opening / closing tightening body (7, 33). The folding pedestal according to claim 1, characterized in that: