JP2520216Y2 - Floor article mounting structure - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] In the present invention, a floor outlet having at least a flange portion and a tubular portion, such as a floor outlet, a floor plate, and a blind plate, is disposed under the floor of an office or the like. The present invention relates to a floor article mounting structure for mounting in a floor member.

[Conventional technology]

Word processors, facsimiles, office computers, copiers, etc.
With the increase in office automation equipment in offices, floor products such as floor outlets for supplying power to these equipments are often attached to the floors of buildings such as offices.

Many of the mounting means form female threads on the inner peripheral surface of a floor-side member such as an outlet box arranged under the floor of an office and also form male threads on the outer peripheral surface of the tubular part of the floor article. The structure is such that the tubular portion of the floor article is fixed by screwing it into a female screw inside the floor member.

Also, when the floor side member placed under the floor is not parallel to the floor surface, the flange of the floor article will not evenly contact the floor surface. Was adjusted.

[Problems to be solved by the device]

As described above, most of the conventional floor article mounting structures have a structure in which the tubular portion of the floor article is screwed and fixed in the floor-side member.

Therefore, the rotation operation of the floor product is troublesome at the time of installation, and in particular, the number of pitches of the male screw formed on the outer peripheral surface of the tubular part of the floor product is considerably narrowed, and the number of rotations becomes extremely large, and the number of rotations increases. There is a problem in that the mounting work in step 1 is complicated, and there is a problem in that it gradually loosens over the years of use due to the screwed structure.

Also, because the floor part's tubular part was screwed into the floor-side member, in the case of a floor outlet, it could not be pre-connected to the underfloor power supply line in the middle cylinder housing the outlet, and screwed in. There was a problem that the wiring work etc. after the completion became more complicated.

Further, in order to adjust the balance in the horizontal direction, as described above, the horizontal adjustment ring has been conventionally provided in the floor side member, but there is a case where the balance is not achieved due to this, the flange portion of the floor article. There was a problem that there was a slight gap between the floor and the floor.

Therefore, in the present invention, an engaging pin biased inward by a coil spring is provided in a floor side member that receives a tubular portion of a floor article, and an inclined surface portion that abuts a tip end portion of the engaging pin. A piece provided with is attached to the outer peripheral surface of the cylindrical portion of the floor article, and the tip of the engaging pin is used to press the sloped section of the piece, so that the floor article can be easily mounted in the floor member with one touch. It is also an object of the present invention to provide a floor article mounting structure in which the flange portion of the floor article can be evenly brought into contact with the floor surface without using a conventional horizontal adjustment ring. Is.

[Means for solving the problem]

To elaborate the configuration of the present invention for achieving the above object, the invention according to the first aspect is such that at least a flange portion to be brought into contact with a floor surface and a tubular portion connected to a lower surface of the flange portion. A floor article such as a floor outlet provided with a floor article mounting structure for mounting in a floor side member such as an outlet box arranged under the floor of an office, in the floor side member, a coil An engaging pin biased inward by a spring is attached, and a piece having a sloped portion for abutting the tip end of the engaging pin is attached to the outer peripheral surface of the tubular portion of the floor article,
The floor article mounting structure according to claim 2, wherein the slope portion of the piece is pressed by the tip of the engaging pin, and the floor article is fixed in the floor member by this pressing force. The idea is that two pieces with sloped parts are arranged on the outer peripheral surface of the tubular part of the floor article with a phase difference of about 180 degrees, and the corresponding engagement pins are provided in the floor side member. The floor article mounting structure according to claim 1, wherein two of the floor article mounting structures are provided.

〔Example〕

The drawing shows an embodiment of the mounting structure of the present invention.
2 is a sectional view taken along the line BB of FIG. 2, and FIG. 2 is a sectional view taken along the line AA of FIG. In the figure, reference numeral 1 denotes a floor article comprising at least a flange portion 2 to be brought into contact with the floor surface, and a tubular portion 3 continuously provided on the lower surface of the flange portion 2. The floor article 1 shown in the figure is the tubular portion 3 It is a floor outlet in which a middle cylinder 4 having a vertically movable outlet is housed. Since the floor outlet itself is conventionally known, illustration of the internal structure is omitted.

Reference numeral 5 denotes a piece provided with an inclined surface portion 6 attached to the outer peripheral surface of the tubular portion 3 of the floor article 1, and the piece 5 has an outer periphery of the tubular section 3 of the floor article 1 as shown in FIG. Face 180
If the two phases are arranged with the degree phase shifted, a good mounting effect can be obtained as described later. In addition, piece 5
The slanted surface portion 6 formed as shown in FIG. 1 is a tapered surface that widens toward the end so as to widen from the upper portion to the lower portion as shown in FIG. Further, in the illustrated embodiment, the piece 5 having the sloped portion 6 is attached to the outer peripheral surface of the cylindrical portion 3 via the attachment metal 7, but such an attachment metal 7 is used. Of course, the piece 5 may be directly provided on the outer peripheral surface of the tubular portion 3 without protruding.

Next, 8 in the figure indicates a floor side member such as an outlet box arranged under the floor in a building such as an office,
In the case of the illustrated embodiment, the floor member 8 has a housing 9 whose upper surface is an opening and a through hole 10 which is fixed to the upper surface of the housing 9 and into which the tubular portion 3 of the floor article 1 can be inserted. Cover plate 11
It consists of

Reference numeral 12 denotes an engaging pin attached to the back surface of the lid plate 11 forming the floor side member 8, and the engaging pin 12 is a coil spring.
It is adapted to be urged toward the inside of the casing 9, that is, the center of the floor side member 8 by 13. Reference numeral 14 indicates a guide bush for guiding the shaft portion 15 of the engagement pin 12, and coil spring 13 indicates the guide bush.
It is mounted between the inner step portion 14 and the back surface of the tip cone-shaped portion 16 of the engaging pin 12.

Further, a stop ring 17 is provided at the rear end of the shaft portion 15 of the engagement pin 12.
Is fitted so that the engagement pin 12 can be prevented from coming off from the guide bush 14.

In addition, 18 in the figure indicates the mounting hardware 7 and the tubular portion 3 of the floor article 1.
Screws for fixing to the outer peripheral surface of
Is a screw for fixing to the back surface of the cover plate 11 forming the floor side member 8, 20 is a stopper portion extended to the guide bush 14,
21 is a notch formed in the peripheral portion of the through hole 10 of the lid plate 11,
The cutout portion 21 is for passing the piece 5 protruding from the tubular portion 3 of the floor article 1.

The floor article and the floor side member used in the mounting structure of the present invention are constructed as described above, and the floor side member 8 is the floor surface.
It is fixed in advance to the lower position (under the floor) of the mounting hole provided in 22. Then, the tubular portion 3 of the floor article 1 such as a floor outlet to be mounted in the floor-side member 8 is
It is inserted into the through hole 10 provided in the cover plate 11, but since the piece 5 is projectingly provided on the tubular portion 3 as described above,
The notch portion 21 of the lid plate 11 for passing the piece 5 and the piece 5 are aligned with each other, and then the tubular portion 3 is inserted.

Next, turn the floor article 1 slightly clockwise and turn the piece 5
When one side of the engaging pin 12 is brought into contact with the stopper portion 20, the cone-shaped portion 16 of the engaging pin 12 presses the slope portion 6 of the bridge 5,
The floor article 1 is fixed in the floor side member 8 by the pressing force of the engagement pin 12. It should be noted that it is convenient to make one side of the piece 5 inclined so that the piece 5 and the engagement pin 12 can be smoothly engaged with each other by rotating the floor article 1. Since the slope 5 is formed on the piece 5 pressed by the tip cone-shaped portion 16 of the engagement pin 12, the back surface of the flange portion 2 of the floor article 1 is well balanced on the floor surface 22.
Therefore, the horizontal adjustment can be automatically performed without using the conventional horizontal adjustment ring.

As shown in FIG. 2, two engaging pins 12, 12 are arranged on the floor member 8 with a 180 ° phase shift, and the floor article 1 also has two pieces 5 180 °. When the phases are shifted and the protrusions are provided, the floor article 1 can be fixed in the floor side member 8 in an extremely stable state.

On the other hand, in order to pull out the floor article 1 from the floor side member 8 for wiring change or the like, the floor pin 1 may be slightly rotated counterclockwise so that the engagement pin 12 and the slope portion 6 of the piece 5 are engaged with each other. The state can be released, and the floor article 1 can be easily pulled out from the floor side member 8.

[Effect of device]

The mounting structure of the floor article of the present invention is constructed as described above, and the floor pin is pressed downward by the engaging pin urged by the coil spring. It is possible to make contact with the surface, and it is possible to eliminate the problem that a gap is generated between the floor surface and the flange portion as in the conventional case. Further, unlike the conventional structure in which the tubular portion of the floor article is screwed into the floor-side member, the tip of the engaging pin urged by the coil spring is pressed against the slope of the piece, It is also possible to solve the problem that floor products gradually loosen due to aging after installation. Further, since there is no screwing work at the site and the floor article can be instantly crimped by rotating it a little, the site work becomes extremely easy.

According to the mounting structure of the present invention, it is not necessary to provide the conventional screw holes in the flange portion of the floor article, and when the floor article is a floor outlet, the cables are stored under the floor and in the middle cylinder in advance. Since it can be connected to an existing outlet, the workability of electrical work is extremely good.

[Brief description of drawings]

The drawings show one embodiment of the mounting structure of the present invention. FIG. 1 is a sectional view taken along the line BB of FIG. 2, and FIG. 2 is a sectional view taken along the line AA of FIG. Is. 1: Floor parts, 2: Flange part 3: Cylindrical part, 4: Medium tubular body 5: Piece, 6: Slope part 7: Mounting hardware, 8: Floor side member 9: Case, 10: Through hole 11: Lid Plate, 12: Engagement pin 13: Coil spring, 14: Guide bush 15: Shaft part, 16: Cone-shaped part 17: Stop ring, 18: Screw 19: Screw, 20: Stopper part

Claims (2)

(57) [Scope of utility model registration request] 1. A floor article comprising at least a flange portion which is brought into contact with the upper surface of the floor, and a tubular portion which is continuously provided on the lower surface of the flange portion, in a floor-side member disposed under the floor of an office. In the mounting structure of a floor article for mounting and fixing, an engagement pin biased toward the center of the floor side member by a coil spring is provided in the floor side member, and the tip end of the engagement pin is attached. A piece having a slope portion to be brought into contact is attached to the outer peripheral surface of the tubular portion of the floor article, and the slope portion of the piece is pressed by the tip of the engaging pin, and the floor article is fixed in the floor member by this pressing force. A floor article mounting structure characterized by being configured as follows. 2. A piece provided with a slope portion is provided on the outer peripheral surface of a tubular portion of a floor article, and two pieces are provided with a phase difference of approximately 180 degrees. The mounting structure for a floor article according to claim 1, wherein two pieces are arranged inside.