JPH0644214Y2 - Swivel platform - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a mounting table for a revolving object that can be manually swiveled, such as a television mounting table having a plurality of swing casters on the bottom surface.

[Prior Art] In order to allow household appliances, furniture, and the like to be moved by manual operation, there are some such as a TV stand on which swing casters are attached to the four corners of the bottom surface thereof.

Further, as a device for fixing the position, for example, a fixture such as a dish-shaped seat for mounting and holding casters is used.

[Problems to be solved by the invention] However, in the past, casters were directly run on a floorboard, tatami mat, or carpet, so that there were problems such as damage to the floorboard, tatami mat, or carpet, and leaving marks.

In the case of fixing the position by using a fixture such as a dish-shaped seat on which the caster is placed as in the conventional case, for example, the dish-shaped seat is placed under the caster by lifting the television stand, or when the television stand is moved. It is troublesome work such as lifting up and pulling out the dish-shaped seat, which is inconvenient especially when the table is rotated to change the orientation of the TV screen.

Therefore, an object of the present invention is to provide a mounting table that can protect the arrangement surface of household appliances, furniture, etc., and can easily rotate and fix the position of household appliances, furniture, etc. by manual operation. is there.

[Means for Solving the Problems] In order to solve the above problems, the present invention is a mounting table for a revolving object having a plurality of rotating bodies on its bottom surface, which is used for revolving operation to guide rolling of the rotating body. The annular groove and the positioning groove, which is continuous with the annular groove and is engageable with the rotating body, are formed on the upper surface.

[Operation] First, since the revolving object is installed via the mounting table, the revolving object installation surface is protected.

Then, the rotating body on the bottom surface of the revolving object rolls along the annular groove on the upper surface of the mounting table, and the revolving operation can be performed freely.

Further, the position of the revolving object is fixed by engaging the rotating body with the positioning groove continuous from the annular groove.

[Embodiment] An embodiment of the present invention will be described below with reference to the accompanying drawings.

In FIG. 1 showing the relationship between a revolving object and its mounting table as an example to which the present invention is applied, 1 is a television receiver,
Reference numeral 5 is the table which is a revolving object, and 10 is the table.

The table 5 on which the television receiver 1 is mounted has opening / closing doors 6 and 6 on the front, and swinging casters 8 at the four corners of the lower surface of the bottom plate 7, and 9 is a rotating body for rolling. It is an eggplant wheel. FIG. 2 shows a front view of the television receiver 1 and the stand 5.

A mounting table 10 according to the present invention has a large-diameter circular hole 12 in the center of a flat plate portion 11, and a resin formed by integrally forming a guide groove for rolling caster wheels 9 ... on the upper surface of the circular plate portion 11. Made of wood, metal or metal.

That is, as shown in FIG. 3 which is a plan view of the mounting table 10 and FIGS. 4A to 4C which are sectional views of respective portions thereof, a circular hole 12 is formed on the upper surface of the thin flat plate portion 11. The semi-circular projections 13 and 13 located outside are bulged and formed so as to face each other, and the projection-missing portions 14 and 14 are provided between the respective ends of the semi-circular projections 13 and 13.

Furthermore, a large-diameter annular projection 15 is provided outside the semi-circular projections 13, 13.
Are formed to bulge, and this annular protrusion 15 and semi-circular protrusion
13 and 13, the turning operation annular grooves 21 for guiding the rolling of the caster wheels 9 are formed therebetween.
The annular groove 21 has a width that allows the caster wheel 9 to swing.

Then, two small inclined surface projections 16, 16 are formed on the annular projection 15 outside the annular groove 21, and each small projection 16, 16 is formed in the annular groove 21.
The two semi-circular projections 13 and 13 are formed on the same side in the vicinity of both projection missing portions 14 and 14, respectively.

Further, from one end of each small slope projection 16, 16, the annular projection 15
The straight protrusions 17 and 17 continuously extending to the same side in the tangential direction are bulged and formed, and the straight protrusions 17 and 17 are substantially parallel to each other.

Further, each of the end portions of the straight protrusions 17, 17 is formed with a swelling rectangular block-shaped portion 18, 18 facing inward with each other, and the both rectangular block-shaped portions 18, 18 and the small protrusions 16, 16 are formed. Short straight protrusions 19 and 19 which are continuous with the other end are bulged and formed, respectively. The straight protrusions 19 and 19 are oblique to each other and have a substantially C-shape in a plan view.

Positioning grooves 22, 22 with which the caster wheel 9 rides over and engages with the annular groove 21 are formed on the outer sides of the small inclined projections 16, 16 forming a pair, respectively.

The positioning groove 22 is a riding surface 23 which is continuously surrounded by the straight projection 17, the rectangular block-shaped portion 18 and the straight projection 19 at the same height as the small inclined projection portion 16, and an outer end of the riding surface 23. It is formed of a semi-circular recess 25 having a semi-circular cross section, which is recessed in the rectangular block-shaped portion 18 through a small inclined projection portion 24 which becomes lower.

The caster wheels 9 on the bottom surface of the mounting table 5 on which the television receiver 1 is mounted face the inside of the annular groove 21 of the mounting table 10 formed as described above, and as shown in FIG. Place the TV stand 5 on top.

Since each caster wheel 9 ... Can be freely rolled in the annular groove 21 as shown in FIG. 6, the television receiver 1 can be freely turned by hand as shown in FIG. You can change it freely.

Then, when the position of the television receiver 1 is fixed and the work is performed on the back side thereof as shown in FIG. 7, for example, as shown in FIG.
From the annular groove 21 on both slope small projections 16 and 16, respectively, and after rolling on the respective riding surfaces 23 and 23, respectively, from the slope small projections 24 and 24, semi-circular recesses 25 having both cross sections. Drop each within 25.

The caster wheel 9 can be easily climbed up from the annular groove 21 onto the small projection 16 on the slope because of a slight step.

At the time of this operation, the other two caster wheels 9 in the annular groove 21 are located in the vicinity of the projection missing portions 14 and 14 between the semi-circular projections 13 and 13, respectively, and the casters 8 and 8 are turned. Is done smoothly and smoothly.

The casters 8 are fixed by the engagement of the caster wheels 9 in the recesses 25 having the semicircular cross section.

Therefore, for example, as shown in FIG. 7, the connection terminal plate 3 on the back cover 2 of the television receiver 1 is connected to the connection cord 4 for connecting to an AV device such as a video tape recorder housed in the cabinet 5 or Further, it is possible to easily deal with work on the back side of the television receiver 1 such as removing the back cover 2 for maintenance work.

Then, when the turning operation is performed from the fixed state, the caster wheels 9 are mounted on the riding surface 23 from inside the semicircular recess 25 of the cross section and are returned into the annular groove 21.

This riding operation is also easy because of the slight step.

In addition, in the embodiment, the mounting table for the TV mounting table is used.
Needless to say, the mounting table of the present invention is also applicable to household appliances such as AV equipment and swivel objects such as furniture. The present invention can be applied to a revolving object including a rotating body such as a ball in addition to the swing caster. Further, three rotating bodies may be provided on the bottom surface of the revolving object, or two rotating bodies may be provided, and the other may be a sliding body such as a non-rotatable protrusion. Further, the guide groove of the mounting table may be one in which a concave groove is formed on the upper surface of the mounting table having a large thickness, or only one positioning groove may be formed so that one rotating body can be engaged.

[Advantages of the Invention] As described above, according to the present invention, an annular groove for turning operation is formed on the upper surface for guiding rolling of the rotating body on the bottom surface of the revolving object, and the rotating body is continuously formed from this annular groove. Since the mounting table is formed with a positioning groove that can be engaged with, it can protect the surface on which swivel objects such as household appliances and furniture are installed, and in addition to swiveling manually by household appliances and furniture, It can be fixed easily.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a mounting table according to the present invention as an example of a revolving object together with a television receiver and the mounting table, FIG. 2 is a front view of the television receiver and the mounting table, and FIG. Plan view of the table, FIGS. 4 (a) to 4 (c)
Are the arrows A-A and O-B and O in FIG.
Each sectional view along the line C, FIG. 5 is an external perspective view for explaining a turning operation, and FIG. 6 is a schematic plan view showing the relationship between the rotating body and its guide groove in that state. FIG. 7 is an external perspective view explaining the positioning and fixing, and FIG. 8 is a schematic plan view showing the relationship between the rotating body and its guide groove in that state. 5 ... Revolving object, 9 ... Rotating body, 10 ... Mounting table, 21 ... Revolving operation annular groove, 22 ... Positioning groove.

Claims (1)

[Scope of utility model registration request] 1. A mounting table for a revolving object having a plurality of rotating bodies on the bottom surface, wherein an annular groove for turning operation for guiding rolling of the rotating body, and a rotating body continuous from the annular groove. A revolving object mounting table characterized in that an engaging positioning groove is formed on the upper surface.