CN211949245U - Roof stone flashing structure - Google Patents

Abstract

The utility model relates to a flooding structure, in particular to a flooding structure for a stone roof. The quality problem of the roof flashing structure is solved, and a roof stone flashing structure is provided. Including roof, parapet, laying waterproof membrane on the upper side of the roof and the inner side of parapet, laying isolation layer, waterproof protection layer and cement mortar layer on the waterproof membrane, and setting up a concrete area above the cement mortar layer, the concrete area In the shape of a bevel, a cement slurry layer is arranged on the upper surface of the concrete area, a cement mortar layer is arranged on the cement slurry layer, a plain plaster layer is arranged on the cement mortar layer, and a stone board is arranged above the plain plaster layer. Silicone weather-resistant sealant is provided in the junction, the junction of the stone slab and the parapet, and the gap between the junction of the stone slab and the roof. All in all, it not only eliminates the quality problems that often occur in the flooding area, but also perfectly integrates various materials of the landscape roof on the plane and the facade, realizing the overall design intent of the landscape roof.

Description

A roofing stone flooding structure

technical field

The utility model relates to a flooding structure, in particular to a flooding structure for a stone roof.

Background technique

With the increasingly complex shape of urban buildings, landscape roofs are a beautiful landscape of urban buildings. Compared with traditional roofs, landscape roofs put forward higher requirements for construction in terms of waterproofing and detailed operations. At the same time, landscape roofing projects often integrate dozens of materials and multi-processes such as stone, silicon PU, wood veneer, and pebble pieces to form a harmonious roof with scientific connection.

Due to its structural characteristics, roof flashing is the part where the common quality problems of roofing projects occur more frequently, and it has many processes and high quality requirements. Therefore, strict construction of flashing parts is an important measure to ensure the quality of the roof.

It is more typical that CN 110805212 A discloses a construction method for roof flooding, the main structure is

Reserve a waterproof groove on the parapet, paint the roof waterproof layer on the roof, then spread the waterproof membrane on the roof, and extend the upper end of the waterproof membrane into the waterproof groove, and then use aluminum alloy steel bars to The upper end of the waterproof membrane is edge-pressed, and the aluminum alloy steel bar is fixed with nails and steel nails, and then the periphery of the waterproof groove is filled with sealing paste; At the same time, the floor tiles are laid on the roof, and the lime-sand bricks close to the floor bricks are inclined to masonry. After the lime-sand bricks are built, the galvanized steel wire mesh should be hung down along the surface of the lime-sand bricks at a place not less than 100mm above the waterproof groove. Then use M15 cement mortar to plaster on the galvanized steel wire mesh. After the plastering is completed, apply a polymer waterproof mortar protective layer on the surface of the M15 cement mortar. The problem is that the surface is not beautiful enough, and the cement mortar layer is easy to crack, especially directly related to the operation level of the workers. Therefore, it is necessary to improve the flashing construction structure and improve the product quality.

SUMMARY OF THE INVENTION

In order to improve the quality of the roof flashing structure, the utility model provides a roof stone flashing structure.

The technical scheme for realizing the utility model is that a roofing stone water flooding structure includes a roof and a parapet; Waterproof protection layer, a cement mortar layer is arranged on the waterproof protection layer, and a concrete area is arranged above the cement mortar layer. The concrete area is in the shape of an inclined plane. The bonding layer, the cement mortar bonding layer is provided with a plain plaster layer, and the stone slab layer is arranged above the plain plaster layer. Silicone weather-resistant sealant is installed in the gap where the roof meets.

Compared with the prior art, the utility model has the following advantages: natural granite and other stone materials are used as the flashing protection stone plate layer, which perfectly realizes the use function of the roof, so that the flashing protection layer has strong anti-deformation performance, and the operation Simple and convenient for quality control. It can effectively solve the problems of cracking of concrete flashing protective layer and complicated process of roofing brick flashing protective layer. The granite flashing protective layer can be perfectly matched with a variety of materials on the plane and facade. The granite flashing protective layer has strong durability and does not need to be repaired after the construction is completed.

In general, the utility model innovatively uses granite stone as the flashing protective layer, which not only eliminates the quality problems that often occur at the flashing place, but also makes the landscape roofing a variety of materials in the plane and the facade to be perfectly integrated, and the landscape is realized. The overall design intent of the roof.

Description of drawings

Fig. 1 is the structural representation of the utility model

In the picture: 1- Parapet wall, 2- Silicone weather-resistant sealant, 3- Waterproof membrane, 4- Concrete area, 5- Cement slurry layer, 6- Cement mortar bonding layer, 7- Plain plaster layer, 8- Flat plate material, 9-inclined plate, 10-vertical plate.

Detailed ways

As shown in Figure 1, a roofing stone flashing structure includes a roof, a parapet 1, a waterproof membrane 3 is laid on the upper side of the roof and the inner side of the parapet 1, an isolation layer is laid on the waterproof membrane 3, and on the isolation layer A waterproof protective layer is provided, a cement mortar layer is set on the waterproof protective layer, and a concrete area 4 is set above the cement mortar layer. The concrete area 4 is in the shape of an inclined plane. There is a cement mortar bonding layer 6, a plain plaster layer 7 is arranged on the cement mortar bonding layer 6, and a stone slab layer is arranged above the plain plaster layer 7. At the junction of the adjacent stone slab layers, the stone slab layer and the parapet Silicone weather-resistant sealant 2 is provided at the junction and the gap between the junction of the stone slab and the roof.

The waterproofing membrane on one side of the parapet is 250mm higher than the roof, the end of the waterproofing membrane is fixed on the parapet with metal bead nails, and a sealing material is provided at the interface.

The isolation layer is 0.4mm thick polyethylene film or waterproof membrane.

The stone slab layer includes three parts, namely the vertical slab 10 combined with the parapet, the inclined slab 9 combined with the concrete area, and the flat slab 8, the vertical slab 10 is parallel to the parapet, and the slab 8 is parallel to the roof, The inclined plate 9 is slope-shaped. The thickness of the waterproof protective layer is 5-7mm. The plain gray paste layer 7 is 2 mm. The cement mortar bonding layer 6 is 25mm to 35mm.

The construction process is:

1. Complete the laying of the waterproof membrane according to the design requirements. The height of the membrane at the flooded part of the parapet is greater than 250mm.

2. Before laying the stone, paste a 0.4mm thick polyethylene film on the coil or dry a layer of the coil as an isolation layer.

3. Set up a waterproof protective layer: The cement mortar is mixed with a binder, and it is evenly applied to the isolation layer. After the final setting, it is watered and maintained until it has a higher strength. Cement mortar is used for plastering to form a cement mortar layer with a thickness of 5 to 7mm. Above the cement mortar layer, fine stone concrete is used to plaster the splayed concrete area, and the surface is smoothed and rubbed with a wooden trowel.

4. According to the slope of the roof, the positioning line of the stone waterproof protective layer pops up on the waterproof protective layer. There are three positioning lines in total. Taking the highest point of the roof as the standard, play a horizontal line 100mm upward and 250mm upward, and play a horizontal line 250mm outward from the edge of the parapet to ensure the correct installation position of the stone.

5. According to the actual situation of the site, the unit plate processing of the stone plate layer is carried out.

6. The stone slabs must be cut according to the cutting drawing. In order to ensure the consistency of stone patterns and colors, each piece of stone must be numbered. During processing, the upper edge of the opposite stone and the outer edge of the flat stone are processed into a circular arc to prevent bump damage. After the processing is completed, the six exposed surfaces of the stone are painted with stone protective liquid.

7. Use the stone slab made of granite material to pave the flooding

(1) Before laying, clean up the sundries on the surface of the base, brush it with a wire brush, remove the mortar and other adhesives on the base with a chisel, and clean it up, and wet the base with water one day before laying.

(2) When paving, use a watering can to wet the base layer, and brush a layer of cement slurry with a water-cement ratio of 0.4 to 0.5. The brushing area should not be too large, and the mortar should be spread with the brushing.

(3) Use 1:2 or 1:3 cement mortar for the bonding layer, and cement mortar with a consistency of 25mm to 35mm. Mix evenly with a mortar mixer. Strictly control the amount of water added. It is advisable to disperse when it is smashed, and the thickness of the mortar is controlled to be 1mm to 3mm higher than the top surface of the ground when the plate is placed. After paving, use a scraper to level it, and then use a trowel to tap and level it, and the paving area should not be too large.

(4) According to the layout plan, lay symmetrically from the highest point on each side to both sides, first lay 3 to 4 units of flat and outer edge facade stones, and then lay up inclined stone slabs. After the inclined slabs are completed, the interval Lay the upper façade stone not less than 12 hours later.

(5) Trial laying: lift the stone plate to align the vertical and horizontal control lines, place it horizontally on the dry-hard mortar bonding layer that has been laid, and hit the top surface of the stone plate or the wooden backing plate on the stone plate with a rubber hammer. After vibrating the mortar to the paving height, lift the stone plate and move it to the side to check whether the surface of the mortar is completely consistent with the stone plate.

(6) Formal paving: Scrape the back of the stone plate evenly with 2mm thick plain plaster, and then align the stone plate with the paving position so that all sides of the plate fall at the same time, and tap the stone plate or wooden block with a rubber hammer to make the Check the flatness of the stone slabs according to the horizontal line and with a spirit level, and leave a gap of 8-10mm wide between each slab of stone.

8. Waxing

When the compressive strength of the cement mortar bonding layer reaches 1.2Mpa, after each process is completed, the surface of the surface layer is washed with oxalic acid or water, dried, wiped, and evenly coated on the surface of the stone plate with a cloth or clean hemp silk dipped in the finished wax. . After the wax is dry, replace the whetstone with a piece of wood wrapped with linen or fine canvas, and place it on the grinding disc of the grinder for polishing until the surface of the board is smooth and bright.

9. Sealing caulking

(1) Silicone weather-resistant sealant is embedded in the gap between the flashing of the stone plate, the gap between the facade stone plate and the parapet, and the gap between the facade stone plate and the adjacent plane pavement.

(2) Use toluene to clean the sealing surface, and pay special attention not to let the solution escape outside the joint when cleaning. The gauze used for cleaning should be replaced in time when it is dirty to ensure the cleaning effect. Finally, wipe off the traces of solvent evaporation with a dry and clean gauze to keep the sealing surface dry.

(3) In order to prevent the contamination of the decorative surface when the sealing material is used, and the junction between the sealant seam and the surface layer is straight, a protective paper tape should be affixed before glue injection, and pay attention to the straightness of the paper tape.

(4) Glue injection: It should be uniform, dense and full, and pay attention to the sizing method to avoid waste.

(5) Glue seam trimming: After the glue is injected, the glue seam should be pressed with a small shovel in the direction of glue injection to scrape off the excess glue, and scrape the glue seam into an inner arc shape to make the glue seam smooth and smooth. .

(6) Remove the paper tape: After the glue seam is trimmed, the protective tape should be removed in time, and attention should be paid that the torn tape does not contaminate the surface of the board, and the glue marks attached to the construction surface should be cleaned up in time.

Claims (8)

1. A roofing stone flooding structure, comprising a roof, a parapet (1), and a waterproofing membrane (3) is laid on the upper side of the roof and the inner side of the parapet (1), characterized in that: on the waterproofing membrane (3) An isolation layer is laid, a waterproof protective layer is arranged on the isolation layer, a cement mortar layer is arranged on the waterproof protection layer, and a concrete area (4) is arranged above the cement mortar layer. (4) A cement slurry layer (5) is arranged on the upper surface, a cement mortar bonding layer (6) is arranged on the cement slurry layer (5), a plain plaster layer (7) is arranged on the cement mortar bonding layer (6), and plain plaster is arranged A stone slab is arranged above the layer (7), and a silicone weather-resistant sealant (2 ). 2 . The roofing stone flashing structure according to claim 1 , wherein the stone slab is made of granite, and the stone slab is made of marble. 3 . 3. The roof stone flashing structure according to claim 1, characterized in that: the waterproof membrane (3) on one side of the parapet (1) is 250mm higher than the roof, and the waterproof membrane (3) is closed. It is fixed on the parapet with metal pressure strip nails, and the interface is provided with sealing material. 4 . The roofing stone flashing structure according to claim 1 , wherein the isolation layer is a 0.4 mm thick polyethylene film layer or a waterproof membrane layer. 5 . 5. The roofing stone flashing structure according to claim 1, characterized in that: the stone slab comprises three parts, which are the vertical plate (10) combined with the parapet, and the inclined plate (10) combined with the concrete area. 9), and the flat plate (8), the vertical plate (10) and the parapet are parallel, the flat plate (8) is parallel to the roof, and the inclined plate (9) is sloped. 6 . The roofing stone flashing structure according to claim 1 , wherein the thickness of the waterproof protective layer is 5-7 mm. 7 . 7 . The roof stone flashing structure according to claim 1 , wherein the plain plaster layer ( 7 ) is 2 mm. 8 . 8 . The roofing stone flashing structure according to claim 1 , wherein the cement mortar bonding layer ( 6 ) is 25 mm to 35 mm. 9 .

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