KR20180018205A - Rooftop floor waterproofing system and method - Google Patents

Abstract

The present invention relates to a rooftop floor waterproofing system, and a method thereof. According to the present invention, the rooftop floor waterproofing system comprises: a plurality of waterproofing plates which comprise a square buffer material to form a two-step stairs unit including a lower first floor and an upper second floor, of which a bottom surface comes in contact with the rooftop floor, a flange horizontally extended from a bottom end of the two-step stairs unit to have penetrating holes on four corners, and a square steel sheet forming a two-step stairs unit having the lower first floor and the upper second floor, which corresponds to the two-step stairs unit of the buffer material, in all directions, having the bottom surface spaced from a rooftop floor, aligned in the shape of four adjacent quadrangles of a go board by piling up the flange and penetrating holes, and covering the buffer material; a plurality of bottom side fixing means to fixate the steel sheets aligned in the shape of four adjacent quadrangles of the go board from the bottom side; a plurality of top side fixing means to fixate the steel sheets aligned in a shape of four adjacent quadrangles of the go board from a top side; a filling material fixated by the steel sheets to fill a groove between the steel sheets aligned in the shape of four adjacent quadrangles of the go board; and a plurality of caps placed on the filling material to be attached to the filling material. The present invention provides the rooftop floor waterproofing system, wherein the steel sheets are not distorted or deformed even if a person steps on the steel sheets placed on a concave part of the rooftop floor after construction is finished.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof waterproofing system,

The present invention relates to a roof top floor waterproofing system, and more particularly, to a roof top floor waterproofing system comprising a rectangular cushioning material forming steps at four sides and a stepped portion corresponding to the stepped portion of the cushioning material at four sides, A plurality of waterproof plates each having a flange having a through-hole formed at four corners thereof and including a rectangular steel sheet which is stacked and aligned with the flange and the through-hole, and which is covered with the buffer material; A plurality of lower fixing means for fixing the steel sheets arranged in the shape of four squares of a checkerboard at the bottom; A plurality of upper fixing means for fixing the steel sheets arranged in the shape of four squares of a checkerboard from above; A filler filled between the plurality of waterproof plates fixed by fixing of the steel sheets; And a plurality of caps disposed on the filler material and attached to the filler material.

Generally, at the bottom of the roof, at least part of the rooftop floor is uneven, and the elevation is undulating. In the case of constructing a roof waterproofing system by arranging a plurality of rectangular waterproofing boards composed of a square cushioning material and a rectangular steel waterproofing plate covered on the rugged roofing floor side by side in the vertical and horizontal directions, The rectangular cushioning material placed on the flat rooftop bottom when the sheets are stepped on by the person after the completion of the construction after fixing the sheets at the top and bottom respectively, and the steel sheet laid over the rectangular cushioning material placed on the concave rooftop bottom, The overturned steel sheet had the drawback of being twisted or deformed.

In addition, the conventional cushioning material has one step at each of the four sides, and the steel sheet covered by the cushioning material has a stepped portion formed at one end in four directions and a flange extending horizontally at the bottom of the stepped portion In this structure, grooves are formed between the aligned steel sheets when the steel sheets are aligned in the shape of four adjacent squares of the checkerboard. These grooves are filled with filler such as silicon at the end of the construction. However, since the width of the grooves is narrow, there is a disadvantage that the filler is buried on the surrounding steel sheet due to construction negligence. In order to prevent this, in the above-mentioned conventional technique, a tape is applied to the steel sheet around the groove to fill the groove with the filling material, and then the tape is removed. However, such an operation is very troublesome and takes a long time.

Also, as a related roof top floor waterproofing system related to the present invention, Korean Patent No. 10-1508123 (hereinafter referred to as "prior art 1") has been published.

The building roof-type waterproof panel structure of the prior art 1 has a horizontally laid plate shape, and a plurality of the waterproof panel structures are arranged on the bottom surface of the roof of the building so as to be spaced apart from each other at regular intervals, A bottom waterproof panel 2 on which protruding jaws 5 are formed and a cross type joint 2 which is inserted between the corner portions of the bottom waterproof panels 2 in a cross- (16) and a linear joint (17) which is inserted between the side portions of the bottom waterproof panels (2) in the shape of a straight pipe whose upper half is cut and which is open at the upper part. The cross joint (16) The linear joint 17 is fixedly attached to each end of the cross joint 16 and is fixed to both ends of the upper end of the linear joint 17 in the outer horizontal direction An elastic joint member 15 in which the connection pieces 18 are fixed and connected to the upper surface of the protruding jaw 5 of the bottom waterproof panel 2 with the protrusions 18 formed thereon, A backing material 21 inserted in the inner side of the backing material 21 for preventing adherence of the backing material 21 and the tops of both connecting pieces 18 of the linear joints 17, And a cover member (22) for holding the cover member (22).

According to the related art 1, a plurality of floor waterproof panels are fixedly installed at the front and rear left and right spaced apart from each other on the floor surface of the roof by anchor bolts, and the upper half is cut between the corner portions of the floor waterproof panels to form a cross- And a linear tubular linear joint having an upper portion opened is inserted between the side portions of the bottom waterproof panels so that a plurality of bottom waterproof panels are connected by a cross joint and a linear joint. Since the cross joint and the linear joint are formed of an elastic transparent synthetic resin material, when the floor waterproof panel is shrunk or expanded due to the temperature change, a clearance is not generated at the connection portion. It can be easily confirmed by the naked eye, and the inside of the cross joint and the linear joint The backing material made of sponge or styrofoam is inserted so as to complement the heat insulating property of the connecting portion and to prevent the water-tightness while gripping both sides of the upper portion of the backing material with the cover member so as to prevent the normal departure of the backing material. And insertion can be effected.

However, the above-mentioned prior art 1 does not disclose the lower fixing means, the upper fixing means, the filling material, and the cap as in the present invention, so that even when a person steps on the steel sheets placed on the concave roof bottom portion after completion of the construction Rooftop floor waterproofing system which makes it easy and time-consuming to fill the grooves formed between checkered steel sheets without torsion or deformation of the steel sheets, without filling the surrounding steel sheets with filling material Can not be provided.

Patent Document 1: Korean Patent No. 10-1508123 (Feb.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a roof top waterproofing system in which steel sheets are not twisted or deformed even when a person steps on steel sheets arranged on a concave roof bottom part after completion of construction System.

It is another object of the present invention to provide a rooftop bottom waterproofing system which is simple and does not require a filler to fill the surrounding steel sheet when the filling material is filled in the grooves formed between the steel sheets arranged in a checkered pattern .

The rooftop bottom waterproofing system according to the present invention is a rooftop bottom waterproofing system in which two stepped portions including a first layer below and a second layer above are formed in four directions and a quadrangular cushioning material contacting the bottom of the roof, A two-step staircase having flanges extending horizontally from the bottom and having a through-hole formed at four corners thereof and corresponding to the two steps of the cushioning material and including a first layer below and a second layer above, A plurality of waterproofing plates spaced from the roof bottom, the waterproofing sheet including a rectangular steel sheet laminated with the flange and the through holes, the rectangular steel sheets being aligned in a quadrangular shape adjacent to the checkerboard and covered with the buffer material; A plurality of lower fixing means for fixing the steel sheets arranged in the shape of four squares adjacent to each other on the checkerboard, below the steel sheets; A plurality of upper securing means for securing the steel sheets from above arranged in the shape of four adjacent squares of a checkerboard; A filling material which is fixed by fixing of the steel sheets and is filled in grooves between the steel sheets arranged in adjacent quadrangular shapes of the checkerboard; And a plurality of caps disposed on the filler material and attached to the filler material.

Wherein the lower fixing means comprises a cruciform base portion, a fixing portion protruding above the remaining portion except for one of the portions constituting the base portion, a central portion disposed at the center of the base portion and projecting upward, Wherein the protrusion is protruded upward through the aligned through holes and the fastening portion is inserted between the cushioning material and the steel sheet and the base portion is spaced from the roof bottom And a steel sheet fixing bracket disposed on the steel sheet fixing bracket.

Wherein the upper fixing means comprises: a bolt having a threaded portion formed with a head portion having a screw hole for a driver at one end and a thread portion integrally formed with the head portion at the other end of the head portion; And a threaded portion for screwing the threaded portion of the hollow projecting portion, the threaded portion having a threaded screw groove on the tab portion, a threaded portion formed with a threaded portion, a threaded concave roofed portion on the inner side, And a height adjusting portion inserted into a pre-drilled portion of the concave roof bottom to adjust a height of the steel sheet, wherein the height adjusting portion includes a knife block inserted into a pre-drilled portion of the concave roof bottom, And an opening through which the hollow protrusion penetrates. The bolt includes a bolt, a bolt, and a bolt. The bolt includes a bolt, And a cross washer inserted between at least one of the sheets to press and fix the steel sheets stacked and aligned by rotation of the head and the nut.

The plurality of caps may include a T-shaped cap and a rectangular cap having four corners.

Wherein the cushioning material comprises styrofoam.

Wherein the filler material comprises urethane-based silicon.

A roof-top floor waterproofing method for waterproofing a roof top floor using components of a roof top floor waterproofing system according to any one of the above-mentioned features, comprising the steps of: arranging waterproof plates step; A second step of securing the steel sheets arranged in a square shape of a checkerboard from below using the steel sheet fixing bracket; A third step of arranging the other waterproof plates side by side in the portions of the steel sheet fixing bracket where the waterproof plates are not arranged; A fourth step of drilling the concave roof bottom where the through holes of the aligned steel sheets are located to form holes; A fifth step of fixing the steel sheets aligned in the shape of four squares of the checkerboard from above while adjusting their height; A sixth step of repeating the second to fifth steps until all the waterproof plates are disposed and fixed on the roof top floor; A seventh step of filling a filler between the waterproof plates; And an eighth step of covering and attaching the filling material with a plurality of caps including a T-shaped cap and a rectangular cap.

The second step is to allow the aligned through holes to protrude upward through the hollow projecting portion of the steel sheet fixing bracket so that the fixing portion of the fixing bracket is inserted into the gap between the cushioning material and the steel sheet, And causing the base portion to be disposed below the flanges.

The fifth step may include: adjusting the height of the steel sheet by inserting the height adjusting part into a pre-drilled part of the concave roof top; And between said steel sheets stacked and aligned and the head of said bolt and between said steel sheets stacked and aligned and said nut screwed into said height adjuster, said cross- And pressing and fixing the stacked and aligned steel sheets by screwing by rotation of the head and the nut.

The present invention relates to a method of manufacturing a steel sheet, which, when a person steps on a steel sheet disposed on a concave roof bottom portion after completion of a construction process, does not twist or deform the steel sheets, It is possible to provide a rooftop bottom waterproofing system in which a filling material does not adhere to the sheet and the time is short.

1 is an exploded perspective view of a roof top waterproof system according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view of steel sheets arranged in adjacent quadrangular shapes of a checker board and a steel sheet fixing bracket fixing the steel sheets at the bottom.
3 is a cross-sectional view of a base portion of the steel sheet fixing bracket and a protrusion protruding upward from the center of the steel sheet fixing bracket.
Fig. 4 is a perspective view showing more specifically the tab portion, the thread portion formed with the thread, and the knife block.
5 is a perspective view of a bolt having a head portion and a threaded portion.
Fig. 6 is a perspective view of a nut that can be screwed onto the tab of Fig. 4;
7 is a top perspective view of the fixing bracket of FIG.
8 is a cross-sectional view showing a state in which the tab portion is screwed to the projection of the fixing bracket to press the flanges of the steel sheet and the threaded portion of the steel sheet is screwed to the thread of the knife block.
FIG. 9 is a cross-sectional view showing a state where the bolt of FIG. 5 is screwed to the projection of the fixing bracket to press the flanges of the steel sheet.
FIG. 10 is a perspective view of a T-shaped cap covering the filling material filled in the grooves between the steel sheets arranged in the adjacent quadrangular shape of the checkerboard in FIG.
FIG. 11 is a perspective view of a rectangular cap having four corners arranged between four T-shaped caps of FIG. 10; FIG.
FIG. 12 is a perspective view showing a state in which steel sheets arranged in four adjacent squares of a checkerboard in FIG. 1 are fixed at upper and lower portions. FIG.
FIG. 13 is a perspective view showing a state in which steel sheets arranged in four quadrangular adjacent shapes of a checker board are fixed at upper and lower portions in FIG. 1, and a cover is covered after filling the filler.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a rooftop waterproof system according to the present invention will be described in detail with reference to the accompanying drawings.

Referring to FIG. 1, a rooftop bottom waterproof system according to an embodiment of the present invention includes a plurality of waterproof plates, a plurality of lower fixtures, a plurality of upper fixators, a filler, And a plurality of caps.

The plurality of waterproof plates are formed by forming two stepped portions including a first layer 10-1 and a second layer 10-2 on the lower side in four directions and a rectangular cushioning material 10 And a flange (20-3) extending horizontally from the lower end of the two-step step and having a through hole (20-4) at four corners, wherein the step Two stepped portions including the first layer 20-1 and the second layer 20-2 are formed in four directions corresponding to the first portion 20-1 and the second portion 20-2, 20-3 and the through-hole 20-4 are stacked and arranged in the shape of a quadrangle adjacent to the checkerboard, and a rectangular steel sheet 20 covered on the buffer material 10. [ The distance from the roof top is generally 5 mm.

The plurality of lower fixing devices are for fixing the steel sheets 20 arranged in an adjacent four quadrangular shape of a checkerboard and include a steel sheet fixing bracket 30. The steel sheet fixing bracket 30 has a cruciform base portion 30-1 and a fixing portion 30-2 protruding above the remaining portion except for one of the portions constituting the base portion 30-1. And a hollow protruding portion 31 disposed at the center of the base portion 30-1 and projecting upward and formed with a thread 31-1 on the inside thereof. The protruding portion 31 has through-holes 20- 4 and the fixing portion 30-2 is inserted between the cushioning material 10 and the steel sheet 20 and the base portion 30-1 is inserted through the gap from the roof top to the flange 20- 3).

The plurality of upper fixing devices are for fixing the steel sheets 20 arranged in an adjacent quadrangular shape on the checkerboard from above and include a bolt and a height adjusting portion or a bolt or height adjusting portion, A screw portion 53 having a threaded portion 53-1 formed at one end thereof and a screw portion 54 having a screw hole 54 at the one end thereof, a nut 55 screwed to the tab portion 53, -1), a knife block 51 which is inserted into a pre-drilled portion of the concave roof bottom G having a threaded inside and which is configured to expand while screwing the threaded portion 52, (61).

The bolt includes a head 55 having a driver's cross groove 54 'at one end and a thread 53-1' formed integrally with the head 55 'at the other end of the head 55' And a threaded portion formed thereon.

The height adjusting portion 50 includes a tab portion 53 having a threaded portion 53-1 configured to be threadedly engaged with the thread of the hollow projecting portion 31 and having a driver's cross groove 54 at one end, A nut 55 screwed to the tab portion 53 and a screw portion 52 formed integrally with the tab portion 53 at the bottom and formed with a thread 52-1 and a threaded recessed roof floor G and inserted into a pre-drilled portion of the concave roof top G to form the steel sheet 20 (G), which is inserted into a pre-drilled portion of the concave roof floor G, ). ≪ / RTI >

The washer 61 is formed in a cross shape and has an opening through which the hollow protrusion 31 passes. The washer 61 is provided between the steel sheets 20 stacked and aligned with the head 55 ' And between the nuts (55) screwed to the height adjusting portion and the steel sheets (20) stacked and aligned to rotate the head (55 ') and the nut (55) And presses and fixes the steel sheets 20 aligned and aligned. Although the washer 61 is shown and described as a cross shape in the present embodiment, the present invention is not limited thereto, and may be formed in a different shape including a straight line or a circle.

The filling material is fixed by fixing of the steel sheets 20 and filled in the grooves between the steel sheets 20 aligned in the adjacent quadrangular shape of the checkerboard, and is preferably urethane-based silicone, but the present invention is not limited thereto Other types of fillers may be used.

The plurality of caps are disposed on the filler material and attached to the filler material, wherein the plurality of caps include a T-shaped cap 70 and a quadrangularly encircled rectangular cap 80. The T- When the caps 80 are all disposed on the filler material and attached to the filler material, a cross shape is formed.

The reason why the four corners of the rectangular cap 80 are rounded concavely is because the four corners of the steel sheets 20 aligned in the adjacent quadrangular shape of the checkerboard are rounded rounded.

The T-shaped cap 70 increases the bonding or adhesion to the filler material because the lower protruding portion is deeply embedded in the filler material to increase the contact area.

The cushioning material 10 is preferably made of styrofoam, but the present invention is not limited thereto and other cushioning materials may be used in some cases.

Hereinafter, the operation of the present invention will be described with reference to the drawings.

First, in order to water the roof top floor, in the present invention, the cushioning material and the waterproofing plates to be placed thereon are arranged side by side on two planes perpendicular to the square roof. When the waterproof plates are aligned in this way, the steel sheet 20 is also aligned and the through holes 20-4 formed in the flange of the steel sheet 20 are also naturally aligned.

Then, the steel sheets 20 arranged in the shape of four squares of the checkerboard are fixed by using the steel sheet fixing bracket 30 under the method of fixing, the aligned through holes 20-4 are formed in the steel sheet 20, The hollow protrusion 31 of the fixing bracket 30 penetrates and protrudes upward so that the fixing portion 30-2 of the fixing bracket 30 is positioned between the cushioning material 10 and the steel sheet 20 So that the base portion 30-1 is disposed below the flanges 20-3.

Next, among the parts of the steel sheet fixing bracket 30, the other waterproof plates are arranged side by side in the portions where the waterproof plates are not arranged. At this time as well, when the waterproof plates are aligned, the steel sheet 20 is also aligned and the through holes 20-4 formed in the flange of the steel sheet 20 are naturally aligned.

Thereafter, the holes are formed by drilling the concave roof bottom portion S where the through holes 20-4 of the aligned steel sheets 20 are located.

The steel sheets 20 are fixed on the steel sheets 20 arranged in the shape of a checkerboard in a state of being elevated while being elevated and inserted into the pre-drilled portions of the concave roof bottom 70, Adjusting the height of the light source; And between the stacked and aligned steel sheets 20 and the head 55 'of the bolt and between the stacked and aligned steel sheets 20 and the nut 55 screwed to the height adjuster A process of inserting a cross washer 61 between at least one of them and pressing and fixing the stacked and aligned steel sheets 20 by screwing by the rotation of the head 55 ' .

Then, the above processes are repeated until all the waterproof plates are placed and fixed on the roof top floor.

Next, the filler is filled between the waterproof plates.

Finally, the filler is covered and attached with a plurality of caps, including a T-shaped cap 70 and a rectangular cap 80.

After completing the above processes, the roof waterproofing system according to the present invention is completed.

While the present invention has been described in connection with certain exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Therefore, the scope of the present invention should not be construed as being limited to the described embodiments, but should be determined by the scope of the appended claims as well as the appended claims.

10: cushioning material, 10-1: first layer, 10-2: second layer, 20: steel sheet,
20-1: first layer, 20-2: second layer, 20-3: flange 20-4: through hole,
30: Steel sheet fixing bracket, 30-1: Base part,
30-2 :: Fixed portion, 31: Projection, 31-1: Thread, 51: Sword block,
52: screw portion, 52-1: screw portion, 53: tab portion, 53-1, 53-1 ': screw thread, 54, 54'
61: washer, 70: T-shaped cap, 80: concave rectangular cap,
G: Rooftop floor

Claims (9)

A rectangular cushioning material 10 in contact with the bottom of the roof and two stepped ends including the first layer 10-1 and the second layer 10-2 on the lower side are formed in all directions, And a flange 20-3 extending horizontally from the lower end of the step portion of the cushioning material 10 and having a through hole 20-4 at four corners thereof. The flange 20-3 corresponds to the stepped portion of the two ends of the cushioning material 10, Two stepped ends including the first layer 20-1 and the second layer 20-2 are formed on the four sides and spaced from the bottom of the roof, A plurality of waterproof plates including a rectangular steel sheet (20) laminated with through holes (20-4) arranged in adjacent quadrangular shapes of a checkerboard and covered on the cushioning material (10);
A plurality of lower securing means for securing the steel sheets (20) arranged in the shape of four squares adjacent to each other on the checkerboard;
A plurality of upper securing means for securing the steel sheets (20) aligned from adjacent four quadrangular shapes of the checkerboard;
A filler which is fixed by fixing of the steel sheets 20 and filled in grooves between the steel sheets 20 aligned in the shape of a quadrangle adjacent to the checkerboard; And
And a plurality of caps disposed on the filler material and attached to the filler material. The method according to claim 1,
The lower fixing means includes a cruciform base portion 30-1, a fixing portion 30-2 protruding above the remaining portion except for one of the portions constituting the base portion 30-1, And a hollow protrusion 31 disposed at the center of the base portion 30-1 and protruding upward and having a thread 31-1 formed therein. The protrusion 31 is formed in the aligned through- 4) and the fixing portion 30-2 is inserted between the cushioning material 10 and the steel sheet 20 and the base portion 30-1 is inserted through the gap from the roof top And a steel sheet securing bracket (30) disposed below the flanges (20-3). 3. The method of claim 2,
Wherein the upper fixing means comprises:
A head portion 55 having a driver's cross groove 54 'and a thread portion 53-1' formed integrally with the head portion 55 'at the other end of the head portion 55' are formed A bolt having a threaded portion; And
And a threaded portion 53-1 screwed to the hollow projecting portion 31. The threaded portion 53-1 is screwed to the tab portion 53. The threaded portion 53-1 has a threaded cross- A threaded portion 52 integrally formed with the tab portion 53 at a lower portion and formed with a thread 52-1 and a threaded portion 52 formed at a lower portion of the threaded and concave roof top G, And a knife block 51 configured to extend while screwing the threaded portion 52. The knife block 51 is inserted into a previously drilled portion of the concave roof floor G to adjust the height of the steel sheet 20. [ (50); And
And an opening portion through which the hollow projecting portion 31 penetrates. The steel sheet 20 is stacked and aligned with the head portion 55 'of the bolt, and is screwed to the height adjusting portion The steel sheet 20 is inserted between at least one of the steel sheets 20 stacked and aligned with the nut 55 and stacked and aligned by the rotation of the head 55 ' 20. The roof top floor waterproofing system of claim 1, The method according to claim 1,
Characterized in that said plurality of caps comprise a T-shaped cap (70) and a four-cornered rectangular cap (80). The method according to claim 1,
Wherein the cushioning material (10) comprises styrofoam. The method according to claim 1,
Wherein the filler comprises urethane-based silicone. A roof top floor waterproofing method for roof top floor waterproofing using components of a roof top floor waterproofing system according to any one of claims 1 to 6,
A first step of arranging the waterproof plates side by side on two planes perpendicular to a square roof;
A second step of fixing the steel sheets 20 arranged in a square shape of a checkerboard from below using the steel sheet fixing bracket 30;
A third step of arranging other waterproof plates side by side in portions of the steel sheet fixing bracket 30 where the waterproof plates are not arranged;
A fourth step of drilling a concave roof bottom on which the through holes (20-4) of the aligned steel sheets (20) are located to form holes;
A fifth step of fixing the steel sheets 20 arranged in the shape of four quadrangular checkerboards while adjusting their height;
A sixth step of repeating the second to fifth steps until all the waterproof plates are disposed and fixed on the roof top floor;
A seventh step of filling a filler between the waterproof plates; And
And an eighth step of covering and attaching the filling material with a plurality of caps including a T-shaped cap (70) and a rectangular cap (80). 8. The method of claim 7,
The second step is to allow the aligned through holes 20-4 to protrude upward through the hollow projecting portion 31 of the steel sheet fixing bracket 30, (30-2) into a gap between the cushioning material (10) and the steel sheet (20) and placing the base portion (30-1) under the flanges (20-3) Wherein the roof waterproofing method comprises: 8. The method of claim 7,
The fifth step includes the steps of adjusting the height of the steel sheet 20 by inserting the height adjusting part into a pre-drilled part of the concave roof top G, And
And the nuts 55 that are screwed to the height adjusting portion and between the steel sheets 20 stacked and aligned and the head portion 55 'of the bolt and the stacked and aligned steel sheets 20 Shaped washer 61 is inserted between at least one of the front and rear ends of the steel sheet 20 and the screw 55. The screw 55 is screwed into the steel sheet 20 And pressing them to fix the roof top floor.

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