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1、4、预埋吊杆、吊架：采用直径不小于8mm的圆钢，经过切割、调直、煨弯及焊接等步骤制作成吊杆、吊架。其端部应攻丝以便于调整。在配合土建结构中，应随着钢筋配筋的同时，将吊杆或吊架锚固在所标出的固定位置。在混凝土浇注时，要留有专人看护，以防吊杆或吊架移位。拆模板时不得碰坏吊杆端部的丝扣。4, buries the derrick, hanger, adopts the round steel not less than 8 mm in diameter, after cutting, straightening, simmer bending, welding steps into the boom
2、, hangers, etc. Department of port shall be tapping for adjustment. In cooperate with civil structure, shall be as the steel reinforcement at the same time, the derrick or pylon anchorage marked in a fixed position. In the concrete pouring, want to leave someone care, to prevent derrick or displacem
3、ent of the frame. Shuttering shall not be damaged when the boom end of thread. 5、预埋铁的自制加工尺寸不应小于120mm60mm6mm；其锚固圆钢直径不应小于8mm。紧密配合土建结构的施工，将预埋铁的平面放在钢筋网片下面，紧贴模板，可以采用绑扎或焊接的方法将锚固圆钢固定在钢筋网上。模板拆除后，预埋铁的平面应明露、或吃进深度一般1020mm，将扁钢或角钢制成的支架焊在上面固定。5, embedded iron home-made processing should not be less than 120 mm x
4、60 mm x 6 mm; The anchor bar diameter should not less than 8 mm. Will closely cooperate with civil engineering structure construction, embedded iron flat steel mesh piece below, close to the template, binding or welding method can be used to anchor bar in the reinforced online. Template is dismantle
5、d, embedded iron plane should be bare, or generally 10 to 20 mm in depth, will be made of plates or Angle bracket welding fixed on it. 6、钢结构：可将支架或吊架直接焊在钢结构上的固定位置处。也可利用万能吊具进行安装。6, steel structure: stents or hanger can be directly welded on the steel structure of fixed location. Also can use a univers
6、al sling for installation. 7、金属膨胀螺栓安装要求：适用于C5以上混凝土构件及实心砖墙上，不适用于空心砖墙。7, metal expansion bolt installation requirements: suitable for C5 above concrete member and solid brick wall, does not apply to the hollow brick wall. 8、钻孔直径的误差不得超过+0.5-0.3mm；深度误差不得超过+3mm；钻孔后应将孔内残存的碎屑清除干净。8, the error of the hole d
7、iameter shall not exceed + 0.5 0.5 mm; Depth error must not exceed + 3 mm; After drilling, hole residual debris removal shall be clean. （1）螺栓固定后，其头部偏斜值不应大于2mm。(1) bolt, after their head deflection value should not be greater than 2 mm. （2）螺栓及套管的质量应符合产品的技术条件。(2) the bolt and the quality of the casing
8、 shall be in accordance with the technical conditions of the product. 9、金属膨胀螺栓安装方法：9, metal expansion bolt installation method: （1）首先沿着墙壁或顶板根据设计图进行弹线定位，标出固定点位置。(1) first of all along the walls and roof according to the design of elastic line positioning, mark fixed point position. （2）根据支架或吊架承重负荷，选择相
9、应的金属膨胀螺栓及钻头，所选钻头长度应大于套管长度。(2) according to the stent or hanger bearing load, select the corresponding metal expansion bolt and drill bit, the selected bit length should be greater than the length of the casing. （3）打孔的深度应以将套管全部埋入墙内或顶板内后，表面平齐为宜。(3) the depth of the punch should be buried all casing wa
10、ll or roof, it is advisable to surface level. （4）应先清除干净打好的孔洞内的碎屑，然后再用木锤或垫上木块后，用铁锤将膨胀栓敲进洞内，以保证套管与建筑物表面平齐，螺栓端部外露，敲击时不得损伤螺栓的丝扣。(4) should be cleared to play a good hole in the debris, and then use wooden hammer or after mat wood, expansion bolt with a hammer to knock into the hole, to ensure that the c
11、asing surface is flush with the architecture, bolt end exposed, shall not damage the bolt thread tapping. （5）埋好螺栓后可用螺母配上相应的垫圈将支架或吊架直接固定在金属膨胀螺栓上。(5) buried after good bolt nut available with corresponding gasket will support or hanger directly fixed on the metal bolts. 10、桥架线槽安装要求：10, bridge pylon tr
12、ough installation requirements: （1）桥架线槽应平整，无扭曲变形，内壁无毛刺，各种附件齐全。(1) the bridge pylon slot should level off, without distortion, no burr inside, complete all kinds of accessories. （2）桥架线槽的接口应平整，接缝处应紧密平直。槽盖装上后应平整，无翘角，出线口的位置正确。Wiring groove (2) the bridge interface should level off, juncture place should
13、 be tight straight. Slot cover mount should level off, without a newborn, accurate location of the outlet. （3）在吊顶内敷设时，如果吊顶无法上人时应留有检修孔。(3) when the ceiling installation, if the ceiling cant person manhole shall be maintained. （4）不允许将穿过墙壁的桥架线槽与墙上的孔洞一起抹死。(4) are not allowed to cross the bridge pylon wa
14、ll slot with the holes on the wall with death. （5）桥架线槽的所有非导电部分的铁杆均应相互连接和跨接，使之成为一连续导体，并做好整体接地。(5) bridge pylon groove of the core of all non conductive parts shall be connected and jumper, make it become a conductor in a row, and completes the whole earth. （6）当桥架线槽的底板对地距离低于2.4m时，桥架线槽本身和线槽盖板均必须加装保护地线。
15、2.4m以上的线槽盖板可不加保护地线。Wiring groove (6) when the bridge floor of distance is less than 2.4 m, the bridge pylon tank itself and the trough plate must be equipped with ground protection. 2.4 m above the ground slot cover plate without protection. （7）桥架线槽经过建筑物的变形缝（伸缩缝、沉降缝）时，线槽本身应断开，槽内用内连接板搭接，不许固定。保护地线和槽内导
16、线均应留有补偿余量。(7) bridge pylon slot after deformation cracks of the building (expansion joints and settlement joints), slot itself should be disconnected, groove with overlapped connection plate, no fixed. Protect the earth wire and wire groove are compensation allowance shall be maintained. （8）敷设在竖井、吊顶、通道、夹层、设备层等处的桥架线槽应符合有关防火要求。(8) equipped in the shaft, condole top, the place such as channel, sandwich laye
