JP2002180644A - Floor shock absorbing supporting tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floor shock absorbing supporting tool superior in the strength and the impact relaxation, and having high workability. SOLUTION: This floor shock absorbing supporting tool has a supporting bolt 6 stood on a floor slab 11, a cylindrical nut 3 engaged with the supporting bolt 6 and having a flange part 12 on its lower part, an elastic body 2 inserted into the cylindrical nut 3, and supported by the flange part 12 at its lower part, a receiving plate 1 inserted into the supporting bolt 6, and mounted at an upper part of the elastic body 2 to load and fix a joist 7, and a fixing tool 4 fitted and fixed to an upper part of the cylindrical nut 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cushioning support for an outdoor deck or the like.

[0002]

2. Description of the Related Art Conventionally, a wooden deck floor structure shown in FIG. 8 is known. Floor support 51 used for this floor structure
Has a disk-shaped receiving portion 54 fixed to an upper portion of a support bolt 53 erected on a concrete floor slab 11. A nut 55 screwed to the support bolt 53 is disposed below the receiving portion 54, and the height of the nut 55 is adjusted by the nut 55. On the other hand, the receiving portion 54 is fixed to a predetermined position of the support bolt 53 by fastening a nut 57 to the upper portion of the receiving portion 54 via a seat 56.

The floor supports 51 are erected on the floor slab 11 at predetermined intervals, and the receiving portions 5 of the floor supports 51 are provided.
4, joist steel 59 is placed via a rubber plate 58 at a predetermined interval. The left and right flange portions of these joist steels 59 are fixed to the receiving portion 54 with screws 44. A hard wooden floor plate 41 is arranged at a right angle to the upper part of the joist steel 59, and the wing pieces 45 are engaged with grooves 42 provided on the side surface of the floor plate 41 by using a fixing metal 43, and further, the fixing metal 4 is fixed.
3 is fixed to joist steel 59 with screws. Similarly,
The floor boards 41 are sequentially laid with a predetermined gap provided between the floor boards 41 to form a floor structure.

[0004]

The above-mentioned floor support 51 is
Although the rubber plate 58 is interposed, the rubber plate 5
Reference numeral 8 denotes a thin plate having no elasticity effect, and is provided to prevent the occurrence of squeak noise between the receiving portion 54 and the joist steel 59. For this reason, the floor board 41 as a surface material is also hard, and the whole floor structure has a hard floor structure. In this way, conventional outdoor decks emphasize strength, but lack safety considerations such as floor impact,
Further, if the joist steel 59 is fixed to the receiving portion 54, there is a problem that the height level cannot be finely adjusted.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide a floor cushioning support which is excellent in strength and impact reduction and has good workability.

[0006]

In order to solve the above technical problems, a floor cushioning support according to the present invention is shown in FIGS.
As shown in the figure, the support bolt 6 erected on the floor slab 11
And a cylindrical nut 3 screwed to the support bolt 6 and provided with a flange 12 at a lower portion, and an elastic body 2 inserted through the cylindrical nut 3 and supported at a lower portion by the flange 12.
And a receiving plate 1 which is inserted into the support bolt 6 and is disposed above the elastic body 2 and on which the joist 7 is placed and fixed
And a fixture 4 fitted and fixed to the upper part of the cylindrical nut 3
And a configuration having:

In the floor cushioning support according to the present invention, the cylindrical nut 3 is rotatably fitted to the receiving plate 1 via the elastic body 2.

In the floor cushioning support according to the present invention, the elastic body 2 is provided with a through hole 20 for the support bolt 6 in the base 24, and the side wall of the through hole 20 is formed in a cylindrical shape on the upper surface of the base 24. The flange 17 is extended upward and bent outward.
And an annular groove 16 associated with the flange 17 is formed,
A hole 14 provided in the receiving plate 1 in the groove 16
Are elastically engaged.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a floor cushioning support according to the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing the floor buffer support 10. This floor cushion support 1
Reference numeral 0 denotes a receiving plate 1 that supports the joist 7 via a vibration isolating plate 9, an elastic body 2 that elastically supports the receiving plate 1, a supporting bolt 6 on which a male screw is engraved, and a flange screwed with the supporting bolt 6 A cylindrical nut 3 having a portion 12, a hexagonal fixing tool 4 fitted and fixed to an upper part of the cylindrical nut 3, and a hexagonal nut 5 are provided.

As shown in FIG. 2, the receiving plate 1 is made of stainless steel, has a hollow disk shape with a hole 14 provided in the center, and has an annular flange 15 bent downward toward the periphery. Are formed. The elastic body 2 is made of an elastic material made of rubber or synthetic resin, and a through hole 20 is provided vertically in the center of a columnar base 24, and a side wall of the through hole 20 is formed in a cylindrical shape on the upper surface 22. A flange 17 extending upward and further bending outward is formed, and a horizontal annular groove 16 is formed between the flange 17 and the upper surface 22.

In the cylindrical nut 3, a female screw 19 is engraved on an inner peripheral surface of a cylindrical cylindrical portion 21 having a predetermined thickness, and a lower end portion is enlarged in diameter to form a hexagonal portion 18 having a hexagonal outer shape. The hollow disk-shaped flange 12 is fitted and fixed to the upper portion of the hexagonal portion 18. The fixture 4 has a hexagonal outer shape, and is formed with a circular fitting hole 13 above and below the center. These cylindrical nut 3, flange 12, and fixture 4 are all made of stainless steel.

The vibration isolating plate 9 is made of rubber or a synthetic resin elastic material, is a rectangular plate having a circular hole 25 formed at the center, and has a slightly raised portion at the longitudinal end. An engagement portion 26 that is bent inward is formed. The joist 7 is made of steel and is a long material having a hat-shaped cross section.
Side plate portions 34 are formed by bending downward from both sides of the top plate portion 33, and flange portions 35 are formed outwardly from these side plate portions 34, respectively.

As shown in FIG. 3, an insertion hole 20 of the elastic body 2 is fitted in a cylindrical portion 21 of the cylindrical nut 3 of the floor cushioning support 10 as shown in FIG. In the groove 16 of the elastic body 2,
The hole 14 of the receiving plate 1 is elastically engaged using the elasticity of the elastic body 2, and the lower surface 23 of the receiving plate 1 contacts the upper surface 22 of the elastic body 2. The receiving plate 1 is rotatably supported by the elastic body 2.

Further, a fixture 4 is firmly fitted and fixed on the upper part of the cylindrical nut 3 protruding upward from the receiving plate 1. The fixing member 4 stably holds the elastic body 2 and the receiving plate 1 on the cylindrical nut 3 without loosening, and moves the receiving plate 1 accurately even when the height is adjusted. The cylindrical portion 21 of the cylindrical nut 3 slides into the insertion hole 20 of the elastic body 2, and the cylindrical nut 3 and the fixture 4 fixed thereto are rotatably supported by the elastic body 2. Such a receiving plate 1
According to the mounting configuration described above, the receiving plate 1 is configured so that the elastic force of the thick base 24 of the elastic body 2 acts on the receiving plate 1, and a large buffering effect can be obtained.

A flange 17 which is a part of the elastic body 2
Is located between the upper surface of the receiving plate 1 and the lower surface of the fixture 4, so that the lower surface of the fixture 4 does not directly hit the receiving plate 1, and The presence of the groove 16 prevents the hole 14 of the receiving plate 1 and the cylindrical nut 3 from directly contacting each other, thereby preventing the sound from being generated.

As shown in FIGS. 4 and 5, a hexagonal nut 5 is screwed into the support bolt 6, and the cylindrical nut 3 is screwed together with the receiving plate 1 onto the support bolt 6 from above. The cylindrical nut 3 is fastened at the upper part of 5. On the other hand, a hollow disk-shaped base plate 28 having a female screw cut from below is screwed into the support bolt 6.

When the floor cushioning support 10 is installed on the floor slab 11, as shown in FIG. 1, an adhesive is injected into a hole 27 provided in the floor slab 11, and the floor 27 is inserted into the hole 27. The lower part of the support bolt 6 of the buffer support 10 is embedded and bonded, and the base plate 28 screwed to the support bolt 6 is bonded to the surface of the floor slab 11 with the adhesive.

FIG. 6 and FIG.
Is used in a floor structure of a wooden deck laid outdoors or indoors. In this floor structure, a floor buffer support 10 is arranged and erected at a predetermined location on a concrete floor slab 11, and a joist 7 is supported on a receiving plate 1 of the floor buffer support 10 at a predetermined interval in parallel with each other. At this time, the vibration isolating plate 9 is disposed on the upper portion of the receiving plate 1 by fitting the holes 25 into the fixtures 4 protruding from the receiving plate 1, and the joist 7 is attached to the receiving plate 1 with the vibration isolating plate 9 interposed therebetween. Is placed. A screw 8 capable of self-drilling is screwed into the flange portion 35 of the joist 7, and the joist 7 is fastened to the receiving plate 1.

After the joist 7 is installed, a hard wooden floor plate 41 such as a jar is arranged at right angles to the joist 7. This floor board 41
The mounting bracket 43 has wing pieces 45 formed on the left and right at the upper part of the standing portion rising from the base. As a construction procedure, a fixing bracket 46 for an end having a wing piece formed on only one end is fixed to an end of the joist 7 using a screw 44. Then, while the groove 42 on one end of the floor plate 41 is locked to the wing of the end fixing bracket 46, one wing of the fixing metal 43 is inserted into the groove 42 on the other side of the floor plate 41 using the fixing bracket 43. 45 and the fixing bracket 43
Is fixed to the joist 7 using screws 44. Next, an operation of locking another floor plate 41 to another wing piece 45 of the fixing bracket 43 is sequentially performed, and at the same time, a predetermined gap is provided between the floor plates 41 to lay the floor plate 41, and the floor structure is constructed. Form.

With respect to the floor structure using the floor buffer support 10 according to the above-described embodiment, the buffer generated when the floor falls down on the floor is measured. In this measurement, JIS A
The floor hardness was measured based on the 6519 standard “Gymnasium floor covering material”. As a result, the hardness test result of a floor using a floor support (without a cushioning mechanism) of a conventional (our product) floor deck of an outdoor deck is 103 G to 104 G for a floor plate (using a jar) having a thickness of 20 mm. When the thickness is 30 mm, it is 101 G to 102 G, which exceeds 100 G, which is the standard for gymnasium floors, and is considerably hard.

On the other hand, on a floor using the floor cushioning support 10 according to the above embodiment, similar hardness test results indicate that the floor board having a thickness of 20 mm has a thickness of 76 G to 77 G and a thickness of 30 G.
It was 86G to 87G in the case of mm. As a result, when the floor cushioning support 10 is used, the floor can be considerably softened, whereby the impact can be reduced,
The burden of impact on the body when falling on the floor is reduced.

Therefore, according to the floor cushioning support 10 according to the above-described embodiment, the use of the cylindrical nut 3 and the like ensures the strength of the floor support, and also employs the form in which the elastic body 2 is provided. Therefore, when this is used as an outdoor or indoor deck, impact on the floor can be mitigated, and safety when the elderly falls, for example, is ensured, which is effective as a floor structure for the elderly. Further, since the cylindrical nut 3 is rotatable with respect to the receiving plate 1, even after the joist 7 is fixed to the receiving plate 1 with the screw 8, the hexagon nut 5 is loosened and the cylindrical nut 3 is rotated. By rotating the hexagonal portion 18 of the tool, the height level can be finely adjusted without releasing the connection between the joist 7 and the receiving plate 1. Also, the elastic body 2
Is extended above the receiving plate 1, so that the contact between the fixing tool 4 and the cylindrical portion 21 and the receiving plate 1 is disturbed, so that noise can be prevented.

[0023]

As described above, according to the floor cushioning support according to the present invention, the cylindrical nut screwed into the support bolt and provided with the flange, the cylindrical nut is inserted through the cylindrical nut and the flange is provided. An elastic body supported on the elastic body, and a receiving plate for placing and fixing the joist on the upper side of the elastic body, and a fixture fixed to the cylindrical nut are employed, so that the floor cushioning support The strength is ensured, the cushioning effect is high, the safety at the time of falling on the floor is secured, and the effect is also effective as a floor structure for elderly people.

According to the floor cushioning support of the present invention, since the cylindrical nut is rotatably fitted to the receiving plate via the elastic body, the joist is fixed to the receiving plate. Even afterwards, the height can be finely adjusted by rotating the cylindrical nut, and there is an effect that the workability is good.

According to the floor cushioning support of the present invention, since the flange and the groove are formed on the upper surface of the base of the elastic body and the receiving plate is elastically engaged with the groove, the cylindrical nut and There is an effect that the contact between the fixture and the receiving plate is hindered, so that sound can be prevented.

[Brief description of the drawings]

FIG. 1 is a sectional view of a floor cushioning support according to an embodiment of the present invention.

FIG. 2 is an exploded view of the floor cushioning support according to the embodiment.

FIG. 3 is a partially exploded view of an upper portion of the floor cushioning support according to the embodiment.

FIG. 4 is an exploded view of the floor cushioning support according to the embodiment.

FIG. 5 is a partial view of the upper portion of the floor cushioning support according to the embodiment.

FIG. 6 is a partial view showing a state in which a joist and a floor plate are attached to the floor cushioning support according to the embodiment.

FIG. 7 is a diagram showing a floor structure to which the floor cushioning support according to the embodiment is applied.

FIG. 8 is a diagram showing a floor cushion support and a floor structure according to a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Receiving plate 2 Elastic body 3 Cylindrical nut 4 Fixture 6 Support bolt 7 Joist 12 Flange part 14 Hole part 16 Groove part 17 Flange part 20 Insertion hole 24 Base

Claims (3)

[Claims] A support bolt (6) erected on a floor slab (11), and screwed to the support bolt (6).
A cylindrical nut (3) provided with an elastic body (2) inserted through the cylindrical nut (3) and having a lower part supported by the flange (12); and the support bolt (6). And a receiving plate (1) on which the joist (7) is placed and fixed, and a fitting which is fitted and fixed on the upper part of the cylindrical nut (3), while being disposed above the elastic body (2). (4), a floor cushioning support. 2. The floor according to claim 1, wherein the cylindrical nut is rotatably fitted to the receiving plate via the elastic body. Buffer support. 3. The elastic body (2) is provided with a through hole (20) for the support bolt (6) in a base (24), and the upper surface of the base (24) has a through hole (20) for the through hole (20). A flange-like portion (1) in which the side wall is extended upward in a cylindrical shape and further bent outward.
7) and an annular groove (16) associated with the flange (17)
3. The floor cushioning support according to claim 1, wherein a hole (14) provided in the receiving plate (1) is elastically engaged with the groove (16). .