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外墙岩棉板施工要注意哪些知识?

来源:http://www.lxcaigang.com 日期:2024-02-06 发布人:

已抹好粘结砂浆的外墙岩棉板自下而上铺设,外墙岩棉板长边沿水平方向铺设粘贴。

The exterior wall rock wool board that has been coated with bonding mortar is laid from bottom to top, and the long edge of the exterior wall rock wool board is laid and pasted horizontally.

门窗等开口的四个角应在外墙上用一整块岩棉板切割成型,不允许拼接。 外墙上岩棉板的接缝与洞口四个角的距离应大于200mm,洞口四个边的其他岩棉板的宽度也应不同。 小于 200 毫米。

The four corners of openings such as doors and windows should be cut into shape using a single rock wool board on the exterior wall, and splicing is not allowed. The distance between the joint of the rock wool board on the exterior wall and the four corners of the opening should be greater than 200mm, and the width of other rock wool boards on the four sides of the opening should also be different. Less than 200 millimeters.

(3)外墙岩棉板间隙控制在1.5mm以内,接缝处高差控制在1mm以内; 若外墙岩棉板接缝宽度超过1.5mm,应采用适当宽度的岩棉板条。 填充接缝,板条不得粘连。

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(3) The gap between the exterior wall rock wool board should be controlled within 1.5mm, and the height difference at the joints should be controlled within 1mm; If the joint width of outer wall rock wool board exceeds 1.5mm, rock wool Flat noodles of appropriate width shall be used. Filling joints, Flat noodles shall not be adhered.

(4)相邻三块岩棉板接触的T型接头处必,须设置锚栓。

(4) Anchor bolts must be installed at the T-joints where three adjacent rock wool boards come into contact.

基层边缘的锚杆应加密固定,如转角、洞口、屋面等,锚杆与边缘的距离不应小于100mm,锚杆的数量应为 在这些部分适当增加,以控制靠近边缘的一排锚点的间距。  300 毫米以内。

The anchor rods at the edge of the base layer should be reinforced and fixed, such as corners, openings, roofs, etc. The distance between the anchor rods and the edge should not be less than 100mm, and the number of anchor rods should be appropriately increased in these parts to control the spacing of a row of anchor points near the edge. Within 300 millimeters.

锚栓数量:建筑高度20m以下不少于7个/m2,20m以上不少于9个/m2。

Number of anchor bolts: no less than 7/m2 for building heights below 20m, and no less than 9/m2 for heights above 20m.

对于需要翻面的部位,外墙棉板正面宽100mm,厚1.5-2.0mm,并拌入抹灰砂浆; 门窗洞口施工完成后,四个角的外露底沿45°倾斜。  240mm宽300mm长标准耐碱网布条,压入抹面胶。

For areas that require flipping, the front of the exterior wall cotton board is 100mm wide and 1.5-2.0mm thick, and plastering mortar is mixed in; After the construction of the door and window openings is completed, the exposed bottom edges of the four corners are inclined at a 45 ° angle. 240mm wide and 300mm long standard alkali resistant mesh cloth strip, pressed into the plaster adhesive.

(八)修补孔洞: 1)脚手架拆除后,应及时修补脚手架孔洞、槽钢孔洞、穿墙孔等孔洞,墙内孔洞应填充相同的基础墙体材料 两次,用1:3的防水水泥砂浆抹平;  2)将岩棉板按孔的大小裁切,边缘部分打磨,使其密封严密,填入孔内;  3)洞孔防水水泥砂浆凝固后,在外墙岩棉板背面涂上10mm厚的专用胶,将岩棉板放入孔内,注意周边不要涂专用胶;  4)切割区域可以覆盖整个修,复区域的网布,并与周围网布重叠80mm;  5)涂抹抹灰胶两次,将修补好的网布分别埋好。 表面不粘时,涂面层抹面胶,厚度应与周围相同;  6) 使用湿刷清洁新旧表面。 平整任何不规则处并将孔的边缘刷平。

(8) Repairing holes: 1) After the dismantling of the scaffold, holes such as scaffold holes, channel steel holes, and through wall holes should be repaired in a timely manner. The holes inside the wall should be filled with the same basic wall material twice and smoothed with 1:3 waterproof cement mortar; 2) Cut the rock wool board according to the size of the hole, polish the edge part to make it tightly sealed, and fill it into the hole; 3) After the waterproof cement mortar for the hole solidifies, apply a 10mm thick special adhesive to the back of the external wall rock wool board. Place the rock wool board into the hole, and be careful not to apply the special adhesive around it; 4) The cutting area can cover the entire repair and restoration area's mesh, and overlap 80mm with the surrounding mesh; 5) Apply plaster twice and bury the repaired mesh separately. When the surface is not sticky, apply a surface layer of adhesive, and the thickness should be the same as the surrounding area; 6) Use a wet brush to clean both new and old surfaces. Flatten any irregularities and brush the edges of the holes flat.

网格条的设置:每两层在楼层位置设置网格条。 格子条采用粘贴法施工,即用胶粘剂粘贴在保温板上,背层砂浆应与格子条平齐,平整度误差不超过1mm。

Grid bar setting: Grid bars are set at floor positions every two floors. The grid strip is constructed using the adhesive method, which is to stick it onto the insulation board with adhesive. The back layer mortar should be flush with the grid strip, and the flatness error should not exceed 1mm.

檐口墙网布包边:檐口墙外墙保温施工时,沿屋檐铺设耐碱网布。

Edge wrapping with eaves wall mesh fabric: During the insulation construction of the exterior wall of the eaves wall, alkali resistant mesh fabric is laid along the eaves.

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