JP2000096811A - Supporting leg for floor panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a supporting leg for a floor panel capable of quickly adjusting a height of the floor panel to be supported in a single operation. SOLUTION: A supporting leg for a floor panel includes a supporting leg mainbody 2 having a axial chamfered portion 23 is circumferential symmetry, a vertical groove nearly in the center of the chamfered portion 23 and a vertical support 21 on a base with a male screw formed on the outer periphery of a shaft other than the chamfered portion 23, and a panel support 3 provided with a horizontal supporting plate 34 at the upper end of a cylindrical portion 33 having a screw hole provided with a female screw to be threaded to the male screw 26 of the support 21 and a non-screw portion with no female screw formed in a width of no interference with the male screw 26 and provided with a vertical groove having almost the same width as the vertical groove of the support 21 nearly in the center of the non-screw portion in the axial direction, and a wedge 4 inserted in between the vertical groove of the support 21 and the vertical groove of the cylindrical portion 33 both coincide with each other when the female screw of the cylindrical portion 33 is threaded to the male screw 26 of the support 21, to fix the panel support 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technology of a supporting leg used for laying (supporting) a floor panel on a free access floor installed in a double floor structure at a fixed height on the floor of a building. The present invention relates to a floor panel supporting leg which belongs to the field and can quickly adjust the height for supporting the floor panel with one touch.

[0002]

2. Description of the Related Art Conventionally, a floor panel support leg has a support leg body in which a bolt-shaped support having an external thread threaded on its outer periphery is provided substantially vertically at the center of a base, and a female screwed with the male screw of the support post. It consists of a combination with a panel support provided with a screw hole, and the panel support is screwed into a screw of a column, and the height of the panel support is adjusted as a screw motion by rotating the panel support.

[0003]

Conventionally, since the height of the panel support is adjusted by a conventional screw mechanism for rotating the panel support screwed to the screw of the column, the panel support is considerably rotated. Otherwise, the height of the target cannot be adjusted, so that there is a problem that it takes a lot of trouble and time. When a free access floor having a large floor area is constructed, a large number of support legs are arranged on the floor surface at each vertex position of a square having a side of, for example, about 50 cm.
If the operation time for adjusting the height by rotating the panel support for each piece is long, it takes a very long time for the height alignment work if the operation is accumulated over the entire floor. As a result, there is a problem that the construction period becomes longer and the construction cost (personnel cost) becomes higher.

According to the present invention, the operation of adjusting the height position of the panel support of the floor panel support leg can be performed simply and quickly with one touch, the workability is good, and the floor support force is sufficiently large. The purpose is to provide support legs for floor panels.

[0005]

According to a first aspect of the present invention, there is provided a floor panel supporting leg according to the first aspect of the present invention, which is provided at a symmetrical position in a circumferential direction with a circumferential angle of about 90 °. A chamfer having a width is provided in the axial direction, a vertical groove is provided substantially at the center of the chamfer, and a post having an external thread formed on the outer periphery of the shaft other than the chamfer is provided vertically on the base. The support leg body has a screw hole provided with a female screw with which the male screw of the support is screwed, and at a circumferentially symmetric position of the screw hole, a circumferential direction which does not cause interference with the male screw is provided. A horizontal support plate is provided at the upper end of a cylindrical portion in which a non-threaded portion having a width and no female screw is formed, and a vertical groove having substantially the same width as the vertical groove of the column is provided in an axial direction substantially at the center of the non-threaded portion. And a female screw of the column with the female screw of the cylindrical portion. To be inserted between the longitudinal grooves of the longitudinal grooves and the cylindrical portion of the post to match when the screwed, is characterized by comprising a wedge for fixing the panel supporting member.

According to a second aspect of the present invention, in the support leg for a floor panel according to the first aspect, the wedge is formed on the connecting plate at a symmetrical interval between the pair of vertical grooves of the column and the vertical grooves of the cylindrical portion. It consists of a pair of wedges fixed at both ends.

Further, according to the third aspect of the present invention, in the floor panel support leg according to the first or second aspect, an axial direction of a bottom surface of the vertical groove provided in the non-threaded portion of the screw hole of the cylindrical portion is provided.
A scale for confirming the remaining amount of threads is formed, and the wedge has a groove shape in which the web comes into contact with the bottom surface of the vertical groove of the column.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described with reference to FIGS.

The support leg main body 2 and the panel support 3 constituting the floor panel support leg 1 of the present invention are manufactured as aluminum die-cast products, and the wedge 4 is manufactured as steel (see FIG. 1).

As shown in FIGS. 2 and 3 and further enlarged in FIGS. 8 and 9, the support leg body 2 has a circumferential
° at a symmetrical position, a chamfered part 23 having a width of about 90 ° in a circumferential angle is provided as a plane part that is long in the axial direction, and a vertical groove 24 for wedge is provided substantially at the center of the chamfered part 23, In the portion other than the chamfered portion 23, a support 21 having a male screw 26 formed thereon is provided.
2 is provided substantially vertically at the center.

The column 21 has, for example, an outer diameter of φ2.
4. It has a height of about 60 mm and is provided with a screw hole 27 for screwing the floor panel fixing bolt 7 in the center of the upper end as shown in FIG.

The support leg main body 2 may have different heights (for example, heights of 60 mm and 100 mm) depending on the height of the support member 21 depending on the height of the floor material 5 and the floor panel 6 from the floor surface 8. By the way, as shown in FIG.
When the height H1 is 110 mm, the height of the support 21 is 6 mm.
The support leg body of about 0 mm is used, and the height H ₂ is 150
In the case of mm, a supporting leg main body having a height of the supporting column 21 of 110 mm is used.

As shown in FIGS. 4 to 5 and FIGS. 8 and 9, the panel support 3 has a screw hole 3a provided with a female screw 31 into which the male screw 26 of the support column 21 is screwed. The screw hole 3
In the inner circumferential surface of a, a circumferential width that does not cause interference with the male screw 26 (particularly FIG.
) To form the non-threaded portion 36 without the female screw 31;
In the axial direction substantially at the center of the non-threaded portion 36, the longitudinal groove 24
A horizontal support plate 34 on which a floor panel is placed is integrally provided at the upper end of a cylindrical portion 33 having a vertical groove 32 having substantially the same width as that of the cylindrical portion 33.

As shown in FIG. 8, the wedge 4 comprises a longitudinal groove 24 of the column 21 which faces when the female screw 31 of the cylindrical portion 33 is screwed into the male screw 26 of the column 21, and a cylindrical portion. 33
Are inserted between the vertical grooves 32 to disable the rotation of the two and completely fix the panel support 3 at the target height position of the column 21.

As shown in FIG. 6, the wedge 4 has a vertical groove 24 of the column 21 and a vertical groove 32 of the cylindrical portion 33 of 180 °.
It is convenient to use the pair of wedges 4 and 4 fixed to both ends of the connecting plate 41 at an interval between the pair of grooves in correspondence with the pair of symmetrical arrangements. Reference numeral 42 in FIG. 6 denotes a hole through which the panel fixing bolt 7 passes. The illustrated wedge is formed in a groove shape.

At the center of the vertical groove 32 on the inner surface of the screw hole 3a of the panel support 3, a graduation 35 for confirming the remaining amount of thread which is long downward from its upper end is formed as a ridge in the axial direction. Formed and graduated (FIGS. 4, 5)
reference).

The scale 35 for confirming the remaining amount of the thread is based on the premise that the support column 21 and the cylindrical portion 33 exert a supporting force by the engagement of the thread, and a means for confirming the safety in the supporting strength and the confirmation thereof. As an example, the number of effective meshing threads is 5 so that the number of effective meshing threads between the male screw 26 of the column 21 and the female screw 31 of the cylindrical portion 33 can be checked at a glance.
Molded to a depth that engages over the peak. Therefore, when the lower end of the scale 35 is hidden by the upper part of the column 21, it is checked that the number of effective mesh screw threads is insufficient,
As shown in FIG. 1, H ₁ and H ₂ are used separately, and a measure such as changing the height of the support column 21 to a higher support leg body is taken.

Next, the method of use and operation will be described.

FIG. 9 is a plan view when the panel support 3 is vertically moved vertically along the column 21. The male screw 26 of the column 21 is turned 90 ° so that the female screw 31 of the cylindrical portion 33 does not interfere with the male screw 26 of the column 21, and the panel support 3 moves vertically to the target height along the column 21. It is moved at a stretch to the position. At the determined target height position, the panel support 3 is rotated about 90 ° as shown in FIG. In addition, pillar 2
A wedge 4 is inserted between the vertical groove 24 of the first cylindrical member 33 and the vertical groove 32 of the cylindrical portion 33.
To disable the rotation of both members, and fix the panel support 3 to the column 21. Thus, the panel support 3 is not rotatable and does not loosen, vibration is prevented, and the floor panel 6 is reliably supported. At this time, the scale 35 for confirming the remaining amount of the screw thread is peeped from above the panel support 3, and the female screw 31 of the cylindrical portion 33 and the column 21 are checked.
The number of effective meshes of the thread of the male screw 26 is confirmed. If it is determined that the number of effective mesh threads is not appropriate,
Take measures such as replacing the support leg body 2 with the support column 21 having a larger height.

If it is desired to change the height of the panel support 3 later, the wedge 4 is first removed, and the panel support 3 is rotated again by about 90 ° as shown in FIG. The female screw 31 is disengaged from the internal thread 31 so that they do not interfere with each other. Therefore, the change and adjustment of the height of the panel support 3 can be performed at once with a single touch. In the construction of the free access floor in which the floor panel support legs 1 are used in a large number, the height of the panel support 3 is determined in advance by stretching a water thread (not shown) at a predetermined height position. The adjustment of the height of the panel support 3 can be performed at once with the touch of the water thread.

The four corners of the floor panel 6 are mounted on the horizontal support plate 34 of the panel support 3 at 90 ° intervals. At this time, as shown in FIG. Mounting on the upper surface of 34 is conventional.

[0022]

The present invention has the following effects.

(1) When the male screw of the support and the female screw of the panel support do not interfere with each other, the panel support can be moved vertically along the support up and down to the target height at a stretch, so that the height is high. Adjustment can be done quickly and easily with one touch. Approximately 90 ° of panel support at target height
By rotating and driving a wedge between the flutes, the panel support is firmly fixed to the column.

(2) The height of the panel support is also completely changed by removing the wedge and then rotating the panel support by about 90 ° to disengage the male screw from the female screw (interference state). It can be done quickly as well.

(3) Therefore, the time for height adjustment in laying the floor panel can be greatly reduced, and the workability can be greatly improved. The construction of the free access floor requires a lot of height adjustment of the panel support, but as mentioned above, the height adjustment can be performed quickly with a single touch, greatly shortening the construction period. .

(4) Since the number of effective meshes of the screws can be easily and reliably visually confirmed from above the panel support by the scale for confirming the remaining amount of screws, the effectiveness of the support legs for the floor panel can be easily checked. Or, it can be modified, and high quality and reliable workability can be achieved.

(5) The floor panel support leg of the present invention has a simple structure and can be mass-produced at low cost.

[Brief description of the drawings]

FIG. 1 is a front view showing a use state of a floor panel support leg according to the present invention.

FIG. 2 is a partially broken front view of a support leg body.

FIG. 3 is a plan view of a support leg main body.

FIG. 4 is a cross-sectional view of the panel support.

FIG. 5 is a plan view of the panel support.

FIG. 6 is a perspective view of a wedge.

FIG. 7 is a front view showing a use state of the wedge.

FIG. 8 is an explanatory view of a fixed state of the panel support.

FIG. 9 is an explanatory diagram of a state in which the panel support is moved vertically up and down.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Floor panel support leg 2 Support leg main body 2a Support leg main body 21 Column 22 Base 23 Chamfered part 24 Vertical groove 25 Non-chamfered part 26 Male screw 27 Screw hole 3 Panel support 3a Screw hole 31 Female screw 32 Vertical groove 33 Cylindrical part 34 Horizontal support plate 35 Scale for confirming remaining screw thread 4 Wedge 41 Connecting plate 5 Floor material 6 Panel 7 Support bolt for fixing floor material 8 Floor surface

Claims (3)

[Claims] 1. A chamfered portion having a circumferential angle of about 90 ° is provided in an axial direction at a symmetric position in a circumferential direction, and a vertical groove is provided substantially at a center of the chamfered portion. The outer periphery of the shaft portion other than the portion has a support leg main body formed by vertically providing a support on which a male screw is formed on a base, and a screw hole provided with a female screw into which the male screw of the support is screwed. At the circumferentially symmetric position of the hole, a non-threaded portion having no female thread and having a circumferential width that does not cause interference with the male screw is formed, and a substantially vertical axis of the support is formed in the axial direction substantially at the center of the non-threaded portion. A panel support having a horizontal support plate provided at the upper end of a cylindrical portion provided with a vertical groove having substantially the same width as the groove, which coincides when a female screw of the cylindrical portion is screwed into a male screw of the column. A wedge that is inserted between the vertical groove of the support and the vertical groove of the cylindrical part, and fixes the panel support. A support leg for a floor panel, comprising: 2. The wedge according to claim 1, wherein the wedge comprises a pair of wedges fixed to both ends of the connecting plate at symmetric intervals between the pair of vertical grooves of the support and the vertical grooves of the cylindrical portion. Support legs for floor panels. 3. A scale for confirming the remaining amount of thread is formed in the axial direction of the bottom surface of the vertical groove provided in the non-threaded portion of the screw hole of the cylindrical portion. 3. The floor panel support leg according to claim 1, wherein the support leg has a groove shape in which the web abuts.