CN211286310U - Dividing joint structure of roof rigid protective layer - Google Patents
Dividing joint structure of roof rigid protective layer Download PDFInfo
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- CN211286310U CN211286310U CN201921802121.2U CN201921802121U CN211286310U CN 211286310 U CN211286310 U CN 211286310U CN 201921802121 U CN201921802121 U CN 201921802121U CN 211286310 U CN211286310 U CN 211286310U
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Abstract
The utility model discloses a roofing rigidity protective layer dividing joint structure, it includes the rigidity protective layer on dividing joint and dividing joint both sides, dividing joint and rigidity protective layer bottom are equipped with pitch asphalt felt isolation layer, and the dividing joint protective layer has been laid at the top, and the filling of dividing joint lower part has by a plurality of EPS foam plate pieces fixed by cement mortar, constitutes dividing joint filling layer, and dividing joint upper portion is filled there is silicone sealing adhesive layer, is equipped with the waterstop between silicone sealing adhesive layer and the dividing joint filling layer, and the both ends of waterstop extend to in the rigidity protective layer, the rigidity protective layer is concrete layer, and the concrete layer middle part is equipped with two-way design wire net, and two-way design wire net is located the upper portion of waterstop. By adopting the above technique, the utility model, add waterstop and box seam coiled material protective layer in the box seam, make the life-span and the waterproof performance of box seam improve by a wide margin, moreover, the maintenance of the box seam of also being convenient for of this method, it is simple convenient.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to long service life, waterproof performance are good and simple convenient roofing rigid protection layer dividing joint structure of maintenance.
Background
The roof dividing joint is an expansion joint reserved on a roof rigid protective layer in advance, and currently, the expansion joint is generally filled with factice. However, the ointment is easy to age under the action of external factors such as sunshine, wind, rain and the like, and is often the first defense line to become a water leakage passage, so that the water seepage phenomenon of the dividing joint is generally caused.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model aims to provide a long service life, waterproof performance are good and the simple convenient roofing rigid protection layer box seam structure of maintenance.
The dividing joint structure of the roof rigid protective layer comprises dividing joints and rigid protective layers on two sides of the dividing joints, and is characterized in that asphalt felt isolation layers are arranged at the bottoms of the dividing joints and the rigid protective layers, a dividing joint protective layer is laid at the top of the dividing joint and the lower portion of each dividing joint is filled with a plurality of EPS foam plates fixed by cement mortar to form a dividing joint filling layer, a silicone sealing adhesive layer is filled at the upper portion of each dividing joint, a water stop belt is arranged between the silicone sealing adhesive layer and the dividing joint filling layer, two ends of each water stop belt extend into the rigid protective layer, the rigid protective layer is a concrete layer, the cement mortar at the bottom of each dividing joint filling layer extends into the concrete layers towards two sides to form a mortar reinforcing layer, a bidirectional shaping steel wire mesh is arranged in the middle of each concrete layer, and the bidirectional shaping steel wire mesh is positioned.
The dividing joint structure of the roof rigid protective layer is characterized in that cushion blocks are arranged at the bottom of the bidirectional shaping steel wire mesh at intervals.
The dividing joint structure of the roof rigid protective layer is characterized in that the cushion blocks are cement mortar cushion blocks with the thickness of 50mm multiplied by 20mm, and the distance between every two adjacent cushion blocks is 1 m.
The dividing joint structure of the roof rigid protective layer is characterized in that the water stop is a TPO waterproof coiled material with the width of 200mm and the thickness of 1.5mm, and two ends of the water stop form a radian downwards.
The dividing joint structure of the roof rigid protective layer is characterized in that the gradient of the rigid protective layer is more than or equal to 2%.
The dividing joint structure of the roof rigid protective layer is characterized in that the dividing joint protective layer is a TPO waterproof coiled material with the width of 300mm and the thickness of 1.5 mm.
The dividing joint structure of the roof rigid protective layer comprises dividing joints and rigid protective layers on two sides of the dividing joints, asphalt felt isolation layers are arranged at the bottoms of the dividing joints and the rigid protective layers, dividing joint protective layers are laid at the top, EPS foam plates fixed by cement mortar are filled at the lower parts of the dividing joints to form dividing joint filling layers, silicone sealing adhesive layers are filled at the upper parts of the dividing joints, water stop belts are arranged between the silicone sealing adhesive layers and the dividing joint filling layers, two ends of the water stop belts extend into the rigid protective layers, the rigid protective layers are concrete layers, two-way setting steel wire meshes are arranged in the middle of the concrete layers, and the two-way setting steel wire meshes are located at the upper parts of the water stop belts. By adopting the above technique, the utility model, add waterstop and box seam coiled material protective layer in the box seam, make the life-span and the waterproof performance of box seam improve by a wide margin, moreover, the maintenance of the box seam of also being convenient for of this method, it is simple convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the concrete structure comprises 1-a bidirectional shaped steel wire mesh, 2-a water stop, 3-a silicone sealant layer, 4-a dividing joint protective layer, 5-a cushion block, 6-an asphalt felt isolation layer, 7-a dividing joint filling layer, 8-a mortar reinforcing block and 9-a concrete layer.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited thereto:
as shown in figure 1, the dividing joint structure of the roof rigid protective layer of the utility model comprises dividing joints and rigid protective layers at two sides of the dividing joints, the gradient of the rigid protective layer is more than or equal to 2 percent, asphalt felt isolating layers 6 are arranged at the bottoms of the dividing joints and the rigid protective layers, a dividing joint protective layer 4 is laid at the top, EPS foam plates with the thickness of 20mm and the height of 3cm fixed by cement mortar are filled at the lower parts of the dividing joints to form a dividing joint filling layer 7, a silicone sealing adhesive layer 3 is filled at the upper parts of the dividing joints, a water stop belt 2 is arranged between the silicone sealing adhesive layer 3 and the dividing joint filling layer 7, two ends of the water stop belt 2 extend into the rigid protective layer, the rigid protective layer is a concrete layer 9, the cement mortar at the bottom of the dividing joint filling layer 7 extends into the concrete layers 9 towards two sides to form a mortar reinforcing layer 8, a bidirectional shaping steel wire mesh 1 is arranged at, and the bidirectional shaping steel wire mesh 1 is positioned at the upper part of the water stop belt 2.
As shown in the figure, in order to guarantee two-way design wire net 1's position, the utility model discloses two-way design wire net 1 bottom interval is equipped with 50mm x 20 mm's cement mortar cushion as cushion 5, and the interval between two adjacent cushions 5 is 1 m.
As shown in the figure, in order to improve the waterproof effect, the water stop 2 of the utility model adopts a TPO waterproof coiled material with the width of 200mm and the thickness of 1.5mm, and two ends of the water stop 2 form a radian downwards;
the dividing joint protective layer 4 adopts TPO waterproof coiled material with the width of 300mm and the thickness of 1.5 mm.
As shown in the figure, the utility model discloses a construction method of box seam structure includes following step:
1) popping up a dividing joint control line at a deformation sensitive part (such as a roof end part, a joint of a roof turning part and a protruded roof structure and the like) of a roof panel with larger and easier deformation, wherein the vertical and horizontal spacing of the dividing joint control line is not more than 5 m;
2) erecting a 100mm multiplied by 20mm (height multiplied by thickness) template at the position of the control line for ejecting the dividing line, wherein the length of the template is set according to the real length, and the template is supported and fixed firmly by adopting a steel pipe or a square wood;
3) cutting a TPO (thermoplastic polyolefin) waterproof coiled material with the thickness of 1.5mm and the width of 200mm to serve as a water stop 2, tearing off a PE (polyethylene) film at one end of the TPO waterproof coiled material, enabling the other end of the TPO waterproof coiled material to be tightly attached to a template, adhering and fixing the TPO waterproof coiled material by using an adhesive tape, and tearing off an isolation film on the TPO waterproof coiled material when the water stop of;
4) the method comprises the steps that a phi 4@150 bidirectional steel bar or a bidirectional shaped steel wire mesh 1 is configured in a roof rigid protective layer and is arranged on the upper middle portion of the rigid protective layer, the bidirectional shaped steel wire mesh 1 is broken at a dividing joint position, 50mm multiplied by 20mm cushion blocks are arranged below the bidirectional shaped steel wire mesh 1 at intervals of 1m to guarantee the position of the steel bar, the bidirectional shaped steel wire mesh 1 is laid and lightly taken, and the TPO waterproof coiled material of a water stop 2 cannot be scratched by the end of the bidirectional shaped steel wire mesh 1;
5) pouring a roof rigid protective layer by adopting a cabin jumping method, selecting fine stone concrete with the strength grade meeting the design requirement, and controlling the slump constant within 50 mm;
6) the concrete rigid protective layer moisture-retention maintenance time is not less than 3 days, then the template is dismantled, the concrete and the coiled material are not damaged during the template dismantling, then an EPS foam board with the thickness of 20mm and the height of about 3cm is arranged at the bottom of the dividing joint, and the method comprises the following steps of 1: 2, fixing cement mortar to obtain a dividing joint filling layer 7;
7) repeating the steps by adopting a skip method, pouring concrete of the protective layer at the other side, and tearing off the PE film of the TPO waterproof coiled material of the water stop belt 2 when pouring the concrete;
8) the concrete protective layer needs to find a slope, and the slope is more than or equal to 2 percent;
9) the upper part of the dividing joint is caulked by using a low-modulus silicone sealant to obtain a silicone sealant layer 3;
10) 3 upper portions of silicone sealant layer set up wide 300mm, thick 1.5 mm's TPO waterproofing membrane as box seam protective layer 4, and this TPO waterproofing membrane bilateral symmetry sets up box seam both sides, adopts the adhesive to paste.
Claims (5)
1. A dividing joint structure of a roof rigid protective layer comprises dividing joints and rigid protective layers on two sides of the dividing joints, and is characterized in that asphalt felt isolation layers (6) are arranged at the bottoms of the dividing joints and the rigid protective layers, a dividing joint protective layer (4) is laid at the top, EPS foam plates fixed by cement mortar are filled at the lower parts of the dividing joints to form dividing joint filling layers (7), silicone sealing adhesive layers (3) are filled at the upper parts of the dividing joints, water stop belts (2) are arranged between the silicone sealing adhesive layers (3) and the dividing joint filling layers (7), two ends of each water stop belt (2) extend into the rigid protective layers, each rigid protective layer is a concrete layer (9), the cement mortar at the bottoms of the dividing joint filling layers (7) extend into the concrete layers (9) towards two sides to form a mortar reinforcing layer (8), and two-way steel wire meshes (1) are arranged in the middles of the dividing joint filling layers (7) and the concrete layers (9), and the bidirectional shaping steel wire mesh (1) is positioned at the upper part of the water stop belt (2).
2. The dividing joint structure of the roof rigid protective layer according to claim 1, characterized in that the bottom of the bidirectional shaped steel wire mesh (1) is provided with cushion blocks (5) at intervals.
3. The structure of the dividing joint of the roof rigid protective layer according to the claim 1, characterized in that the cushion blocks (5) are cement mortar cushion blocks with the thickness of 50mm x 20mm, and the distance between two adjacent cushion blocks (5) is 1 m.
4. The structure of the dividing joint of the roof rigid protective layer according to claim 1, characterized in that the water stop (2) is a TPO waterproof coiled material with the width of 200mm and the thickness of 1.5mm, and two ends of the water stop (2) are downwards formed into a radian.
5. A rigid roofing protection layer joint structure according to any of claims 1 to 4, characterized in that the joint protection layer (4) is a TPO waterproof roll with a width of 300mm and a thickness of 1.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802121.2U CN211286310U (en) | 2019-10-25 | 2019-10-25 | Dividing joint structure of roof rigid protective layer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921802121.2U CN211286310U (en) | 2019-10-25 | 2019-10-25 | Dividing joint structure of roof rigid protective layer |
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| CN211286310U true CN211286310U (en) | 2020-08-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162624A (en) * | 2022-07-08 | 2022-10-11 | 北京城建五建设集团有限公司 | Concrete protective layer division strip and construction method |
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2019
- 2019-10-25 CN CN201921802121.2U patent/CN211286310U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162624A (en) * | 2022-07-08 | 2022-10-11 | 北京城建五建设集团有限公司 | Concrete protective layer division strip and construction method |
| CN115162624B (en) * | 2022-07-08 | 2023-06-16 | 北京城建五建设集团有限公司 | Concrete protective layer dividing strip and construction method |
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