JP4219653B2 - Floor repair method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a floor repair method for a building in which flooring is laid on a bunch of stones.
[0002]
[Prior art]
Conventionally, Patent Literature 1 to Patent Literature 4 and the like have been disclosed as literature relating to a method for repairing a floor of a building, but these all relate to a construction method for repairing a floor in a house to a flooring floor or a barrier-free floor. is there.
[0003]
[Patent Document 1]
JP 2002-88961 A [Patent Document 2]
JP 2001-107539 A [Patent Document 3]
Japanese Patent Laid-Open No. 2001-107538 [Patent Document 4]
Japanese Patent Application Laid-Open No. 10-311133
The applicant of the present application pays attention to the repair of the floor structure using a boulder stone in a relatively large-scale building such as a gymnasium, and has invented the floor repair method. Therefore, the methods described in the above-mentioned patent documents have little relation to each other, and these methods are not of a floor structure in which the floor is supported by a bunch of stones.
[0005]
As shown in FIG. 7, the floor structure of a conventional gymnasium, juken dojo, etc. is erected by partially embedding a plurality of boulders 4 in the shape of a grid on a floor slab 2 with the ground surface. A cushioning material 6 such as a coil spring and a ring damper is arranged on the top, and a wooden pulling material 8, a wooden joist material 10, a scraping material 12, and a flooring material 14 for finishing are laid in this order.
[0006]
[Problems to be solved by the invention]
In such a floor renovation, a construction method is conceivable in which the boulders 4 are removed, concrete is placed on the floor slab, a floor support device is installed, and a flooring material is laid thereon. However, with this method, it takes a lot of work to remove the stones 4 etc., and it also takes time to carry the indoors and outdoors, and further, the stones 4 etc. become industrial waste. There is.
[0007]
In addition, there is a problem that a great amount of repair costs are required for removing the boulders and placing the concrete. For this reason, it is desired to reuse a boulder (concrete floor bundle, block floor bundle) without removing it.
[0008]
Further, the height of the boulders 4 and the distance between adjacent boulders 4 are not constant, and there is a gap between the boulders 4 and the large pulling material 8 due to movement impact on the floor, land subsidence, etc. Since it may occur, it is not necessary to simply replace the scraping material 12 and the flooring material 14, and it is necessary to eliminate the gap. Conventionally, the height is adjusted by inserting a piece of wood between the boulder 4 and the cushioning material 6, but due to many years of movement shock, the cushioning material is not useful due to slipping or detaching. It was done.
[0009]
This invention is made | formed in view of the said problem, and it aims at providing the floor repair method of the building excellent in the economic effect regarding the floor structure using a boulder stone.
[0010]
[Means for Solving the Problems]
In order to solve the above technical problem, the floor repairing method according to the present invention is as shown in FIG. 7, FIG. 1 and FIG. In the floor renovation method for refurbishing a floor structure in which a wooden large-drawing material 8 and a joist material 10 laid on a boulder stone, and further, a scraping material 12 and a flooring material 14 are laid thereon, the flooring material 14 and The scraping material 12 is peeled off, the height adjuster 20 is fixed on the boulder stone, and the cushioning material 6 is disposed on the top, and the large pulling material 8 is placed on the cushioning material. The height adjusting tool 20 is adjusted to adjust the height of the large pulling material 8 and the joist material 10 to be constant, and the scraping material 13 and the flooring material 15 are laid on the joist material.
[0011]
The height adjuster 20 is provided in the vicinity of the upper plate portion 24, the lower plate portion 26, and the four corners between these plate portions, and supports bolts for adjusting the height of the upper plate portion with adjusting nuts 30 and 31. 28, and has a groove portion on which the large pulling material 8 is placed via the cushioning material 6 on the upper surface of the upper plate portion 24.
[0012]
The floor structure according to the present invention includes a boulder 4 erected on the floor slab 2 at a predetermined interval, and a lower plate portion and a height-adjustable upper plate portion interposed above the boulders. A height adjuster 20 provided, a shock absorber 6 disposed on the height adjuster, and a wooden piece that is installed on top of the shock absorber and whose height is adjusted to be constant by the height adjuster. Large pulling material 8, a joist material 10 disposed above each large pulling material and intersecting with these large pulling materials, a scraping material 13 and a flooring material laid on these joist materials 10 15.
[0013]
As shown in FIGS. 7 and 3 to 6, the floor repairing method according to the present invention includes a bunch stone 4 erected on the floor slab 2 at a predetermined interval, and a large pull installed on these boulders. In the floor repair method for repairing the floor structure in which the material 8 and the joist material 10, and further the discarding material 12 and the flooring material 14 are laid, the flooring material 14 and the scraping material 12 are peeled off, and the joist material 10 is further removed. And after removing the large pulling material 8, the height adjuster 40 to which the elastic material 62 is mounted is arranged on the upper part of the boulder stone, and the elastic material is interposed between the height adjusters, and the steel is made of steel. A large pulling material 82 is installed, and the height adjusting tool is adjusted to adjust the height of the large pulling material to a constant value. The material 84 is arranged at a predetermined interval, and the scraping material 86 and the flooring material 8 are disposed on the joists. It is to laying.
[0014]
The height adjuster 40 includes two support bolts 44 erected on the substrate 42 at a predetermined interval, and adjustment nuts 46 that are installed on the support bolts and screwed onto the upper portions of the support bolts. , 47 and a support plate 48 whose height can be adjusted, and a support 50 that is fixed to the upper portion of the support plate and supports the large pulling material via an elastic material 62.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, a floor repair method and a floor structure according to an embodiment of the present invention will be described with reference to the drawings. As shown in FIG. 7, the floor structure that is the basis of the floor repair method according to the first embodiment is a boulder 4 erected on the floor slab 2 (concrete bundling stone, block bundling stone, etc.). The flooring is built on top.
[0016]
The boulders 4 are arranged in a grid pattern on the floor slab 2, and cushioning materials 6 such as coil springs, ring dampers, and rubber are placed on the top surface of each bundling 4, and fixed to the top of each cushioning material 6. A large wooden pulling material 8 is installed on the large pulling tool 7 and fixed by a fastening tool 9. A wooden joist member 10 is placed between each large pull member 8 in a direction orthogonal thereto, and a scraping member 12 and a flooring member 14 are laid on the joist member 10.
[0017]
And in the floor structure which concerns on this embodiment, when repairing the said floor structure, the bundle stone 4 before repair is not horizontal with the adjacent bundle stone, and the position of the bundle stone is not located linearly. There were many cases. For this reason, the height adjusting tool 20 shown in FIG. 1 is interposed between the bundling stone 4 and the cushioning material 6 to correct variations in the height of the bundling stone 4 and stabilize the support of the cushioning material 6. As shown in FIGS. 1A, 1B, and 1C, the height adjuster 20 includes a steel upper plate portion 24, a lower plate portion 26, and support bolts 28 provided at four corners between these plate portions. And adjustment nuts 30 and 31 for adjusting the height of the upper plate portion 24.
[0018]
The lower plate portion 26 is a flat rectangular plate material, and support bolts 28 having head portions 36 fixed by welding are provided upright in the vicinity of the four corners. The upper plate portion 24 is a rectangular plate body, and a groove portion 32 is formed at the center, and flange portions 34 and 35 are formed on the left and right sides. The upper plate portion 24 is provided with holes 33 at positions corresponding to the four corners of the lower plate portion 26.
[0019]
In the height adjuster 20, one adjustment nut 30 is screwed onto the upper portion of each support bolt 28, each hole 33 of the upper plate portion 24 is fitted from above, and another adjustment nut 31 is further screwed into the upper plate. The part 24 is fixed. The height adjuster 20 adjusts the positions of the adjustment nuts 30 and 31 to increase or decrease the height of the upper plate portion 24.
[0020]
Now, in the floor renovation method according to this embodiment, the boulders 4, the cushioning material 6, the large pulling material 8 and the joist material 10 in FIG. 7 are not removed, and the floor is refurbished using them. First, the old flooring material 14 and the discarding material 12 are peeled off and removed. If there is no damage to the old cushioning material 6, the large pulling material 8, and the joist material 10, these are reused. If there is damage, the part is replaced with a new member.
[0021]
Next, as shown in FIG. 2, the height adjuster 20 is interposed between the boulders 4 and the cushioning material 6. At this time, the adhesive 76 is applied to the upper surface portion of the bundle stone 4, and the height adjuster 20 is bonded and fixed. Thereby, the height adjusting tool 20 is firmly fixed to the boulder 4, and the cushioning material 6 is stably disposed in the groove portion 32 of the upper plate portion 24. The height adjuster 20 rotates the adjustment nuts 30 and 31 to move the upper plate portion 24 up and down, and adjusts the height of the large pulling material 8 and the joist material 10 supported by the upper cushioning material 6 to be constant. . In this way, after setting the horizontal reference for the entire floor surface, a new scraping material 13 is laid on the joist material 10, and a flooring material 15 is further laid and finished.
[0022]
Although there are other floor structures in which the cushioning material is not arranged, even in such a floor structure, the height adjuster 20 is attached to the upper surface portion of the boulder stone as in the above embodiment. You may make it mount and fix and interpose the buffer material 6 between this and a large drawing material.
[0023]
Therefore, according to the above embodiment, the floor can be repaired by reusing it without removing the stone, so that the repair cost is reduced and the stone is not required to be industrial waste. In addition, if there is no damage to the cushioning material, the large pulling material, the joisting material, etc., they are reused, so that they are not industrial waste and the repair cost is reduced. In addition, the conventional boulders have difficulty in adjusting the horizontal level of the floor because the distance between adjacent boulders is not constant, and the height of the boulders is not fixed. Since the horizontal level can be easily adjusted by fixing the tool to the boulder stone, the construction workability is excellent, and the cushioning material has the effect of satisfactorily mitigating the floor impact.
[0024]
Next, a floor repair method and a floor structure according to the second embodiment will be described. In this embodiment, the floor is repaired, leaving only the boulders 4 in FIG. For this reason, the old and old flooring material 14 and the scraping material 12 are peeled off and removed, and the cushioning material 6, the large pulling material 8 and the joist material 10 are removed and removed.
[0025]
FIG. 3 shows a height adjuster 40 used in this embodiment. As shown in FIG. 4, the height adjuster 40 is interposed between the boulders 4 disposed on the floor slab 2 and the large pulling material 82 to adjust the height of the large pulling material 82.
[0026]
As shown in FIG. 3, the height adjuster 40 includes two support bolts 44 erected on a steel substrate 42 at a predetermined interval, and an adjustment nut having a height screwed onto the support bolt 44. 46, 47, a support plate 48 installed on these support bolts 44, a receiver 50 welded and fixed to the upper part of the support plate 48, and a bolt 52 and a nut 54 that connect the left and right upper parts of the receiver 50. The height adjusting tool 40 adjusts the height of the support plate 48 and the receiving tool 50 by turning the adjusting nuts 46 and 47, respectively.
[0027]
The support plate 48 has a hat shape in cross section, and a groove portion 56 is formed at the center, and flange portions 58 and 59 are formed on the left and right sides thereof. The heads 45 of the support bolts 44 are welded to the substrate 42, and these are fixed at positions offset from the center line of the support plate 48. The flange portions 58 and 59 of the support plate 48 are respectively provided with holes at positions deviated in the opposite direction from the center portion, and the support bolts 44 are inserted and fixed to the flange portions 58 and 59 so as to obstruct the mounting of the bolts 52 and nuts 54. It is trying not to become.
[0028]
The receiver 50 is formed in a U-shaped cross section, and an elastic material 62 made of rubber, synthetic resin or the like having a U-shaped cross section is fixed along the inner surface. In addition, the receiving plate 50 has side plate portions 66 and 67 erected from both sides of the bottom plate portion 64, and the side plate portions 66 and 67 are connected and fixed by bolts 52 and nuts 54. The substrate 42 is provided with a plurality of holes 74.
[0029]
In the floor repairing method according to this embodiment, first, the old flooring material 14 and the scraping material 12 shown in FIG. 7 are peeled off, and the joist material 10, the large pulling material 8 and the cushioning material 6 are removed and removed. Thereafter, the floor structure shown in FIGS. 4 and 5 is constructed. First, the adhesive 76 is applied to the upper surface portion of the remaining bundling stone 4, and the height adjuster 40 is bonded and fixed thereto. At this time, since the adhesive 76 springs out from the hole 74 of the substrate 42 and covers a part of the upper surface of the substrate 2, the height adjuster 40 is firmly fixed.
[0030]
Next, a steel pulling material 82 is installed between the height adjusters 40. The large pulling material 82 is a rectangular tube having a rectangular cross section. The large pulling material 82 is held by the elastic material 62 in the receiver 50 and is fastened by bolts 52 and nuts 54 passed to the upper portion of the receiver 50. The shock transmitted from the floor surface to the large pulling material 82 is mitigated by the buffering effect of the elastic material 62.
[0031]
After attaching the large pulling material 82, the adjustment nuts 46 and 47 of the height adjusting tool 40 are turned to adjust the height of the large pulling material 82 to a constant level, and the horizontal reference for the entire floor surface is set. Thereafter, a steel joist 84 having a hat-shaped cross section is arranged in a direction perpendicular to the large pulling material 82 and fixed to the large pulling material 82 using screws 65. FIG. 6 shows a plan view after the large pulling material 82 and the joist material 84 are laid, and an inspection hatch 78 is provided if necessary. Then, a new scraping material 86 and flooring material 88 are laid on the joist material 84 and finished.
[0032]
Therefore, according to the second embodiment, the floor can be repaired by reusing it without removing the stone, so that the repair cost can be reduced and the stone can be turned into industrial waste. Absent. In addition, with conventional boulders, the distance between adjacent boulders is not constant, and the height of the boulders is not fixed, so it was difficult to adjust the level of the floor. The tool can easily adjust the horizontal level and has excellent workability, and the elastic material of the height adjuster can effectively reduce the floor impact.
[0033]
【The invention's effect】
As explained above, according to the floor renovation method according to the present invention, the flooring material and the scraping material are peeled off, the height adjusting tool is fixed on the boulder, and the cushioning material is disposed on the upper part, and the height adjustment is performed. Adjusting the tool to adjust the height of the overdrawn material and joistwood to a certain level and laying the flooring material and flooring material on the joistwood, so the generation of industrial waste due to the removal of boulders The floor can be refurbished and the floor can be refurbished, resulting in an excellent economic effect. Also, the use of large-drawing and joisting materials reduces the cost, and the level adjuster makes it easy to adjust the horizontal level. The workability is good, and the floor impact is reduced by the cushioning material.
[0034]
In addition, according to the floor structure of the present invention, the height adjusting tool interposed in the upper part of the boulder stone, the cushioning material disposed in the upper part, and the large pulling material that is installed in these upper parts and the height is adjusted to be constant. , Joists, flooring materials and flooring materials to be laid on these joists, so that construction such as placing concrete into the floor slab is unnecessary and economical. The horizontal level can be adjusted easily, it is excellent in workability, and the floor impact is reduced.
[0035]
Further, according to the floor repairing method according to the present invention, after removing the flooring material and the scraping material, and further removing the joist material and the large pulling material, the height adjuster in which the elastic material is attached to the upper part of the boulder stone. Arrange the large pulling material between these height adjustment tools and adjust the height to a constant level, place the joist on each large pulling material, and dispose of the flooring and flooring on these joists. Therefore, it is possible to renovate the floor by reusing the boulders, which is excellent in economic effect, and the horizontal level can be easily adjusted with the height adjuster, and the workability is good, and the elastic material is also good. There is an effect that the floor impact is reduced.
[Brief description of the drawings]
FIG. 1 is a view showing a height adjuster according to a first embodiment of the present invention.
FIG. 2 is a partial view of the floor structure according to the first embodiment.
FIG. 3 is a height adjuster according to a second embodiment.
FIG. 4 is a partial side view of a floor structure according to a second embodiment.
FIG. 5 is a partial side view of the floor structure viewed from another direction according to the second embodiment.
FIG. 6 is a partial plan view showing a base material of a floor structure according to the second embodiment.
FIG. 7 is a diagram showing a floor structure as a basis of the present invention according to a conventional example.
[Explanation of symbols]
2 Floor slab 4 Stone 6 Buffer material 8 (Wood) Large pulling material 10 (Wood) joist 12 (Old) Discarding material 13, 86 Discarding material 14 (Old) Flooring material 15, 88 Flooring material 20, 40 High Adjuster 24 Upper plate portion 26 Lower plate portion 42 Substrate 44 Support bolts 46, 47 Adjustment nut 48 Support plate 50 Receiving member 62 Elastic member 82 (Steel) Large pulling member 84 (Steel) joist

Claims (4)

A boulder erected on the floor slab at a predetermined interval, a wooden large-drawn material and joist timber laid on these boulders, and a floor structure on which a scraping material and flooring material are laid. In floor repair method to repair,
While removing and removing the flooring material and the paste material, the boulders, large draw material and joist material are reused without removal ,
A height adjusting tool is fixed on the bund stone and a cushioning material is disposed on the top, and the height adjusting tool and the cushioning material are interposed between the boulder and the large pulling material,
It said by adjusting the height adjuster above Obiki material, adjusted to a predetermined height of the joist member, floor renovation method which is characterized by laying捨貼Ri material, a flooring material on top of the joists material.   The height adjuster includes an upper plate portion, a lower plate portion, and support bolts that are provided near the four corners between the plate portions, and adjust the height of the upper plate portion with an adjustment nut. The floor renovation method according to claim 1, further comprising a groove portion on the upper surface through which the large pulling material is placed via the cushioning material. Renovate the floor structure on which slabs standing on the floor slab at a predetermined interval, large-drawn materials and joist members laid on these slabs, and further, scraping material and flooring material In the floor repair method,
After peeling off the flooring material and the paste material, and further removing the joist and large draw material,
Place a height adjuster with an elastic material on top of the boulder,
Between these height adjusters, the elastic material is interposed, and a steel large pulling material is installed,
Adjust the height adjuster to adjust the height of the large pulling material to a certain level,
On each of the above-mentioned large drawing materials, the joist materials are arranged at a predetermined interval crossing these large drawing materials,
A floor repair method characterized by laying a flooring material and a flooring material on these joists. The height adjuster can be adjusted in height by two support bolts erected on the substrate at a predetermined interval, and an adjustment nut installed on the support bolts and screwed onto the upper portion of each support bolt. The floor renovation method according to claim 3 , further comprising: a support plate, and a support that is fixed to an upper portion of the support plate and supports the large pulling material via an elastic material.

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