CN102864937A - Construction method of rear added insert of prefabricated pillar - Google Patents
Construction method of rear added insert of prefabricated pillar Download PDFInfo
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Abstract
本发明公开了一种预制柱后增埋件施工方法，它包括以下步骤：(1)在已经施工安装完成的每一根预制柱周围搭设钢管脚手架；(2)在每一根预制柱上放出后增埋件钢板的位置及锚栓孔位；(3)在放出的每个锚栓孔位处依次进行钻孔并采用植筋注射器从孔底向外均匀地填注胶粘剂；(4)把锚栓植入填注有胶粘剂的孔中；(5)等待胶粘剂固化凝结；(6)在每一个后增埋件钢板的预留位置安装后增埋件钢板并将所述的后增埋件钢板与对应设置的锚栓外露部分进行焊接；(7)进行檩托安装；(8)进行檩条安装。采用本方法简单，安装方便可靠，安装精度和安全系数高并且有效地降低了成本，提高了施工效率。
The invention discloses a construction method for adding embedded parts after prefabricated columns, which comprises the following steps: (1) erecting steel pipe scaffolding around each prefabricated column which has been constructed and installed; The position of the steel plate of the embedded part and the position of the anchor bolt hole; (3) drill holes in sequence at each released anchor bolt hole position and use a reinforcement injector to evenly fill the adhesive from the bottom of the hole outward; (4) put the Anchor bolts are implanted in holes filled with adhesive; (5) Wait for the adhesive to solidify and solidify; (6) Install the post-embedding steel plate at the reserved position of each post-embedded steel plate and place the post-embedded post The steel plate is welded to the exposed part of the corresponding anchor bolt; (7) the purlin bracket is installed; (8) the purlin is installed. The method is simple, convenient and reliable to install, has high installation accuracy and safety factor, effectively reduces costs, and improves construction efficiency.
Description
技术领域technical field
本发明涉及埋件施工方法，尤其涉及一种预制柱后增埋件施工方法。The invention relates to a construction method for embedded parts, in particular to a construction method for adding embedded parts behind a prefabricated column.
背景技术Background technique
预埋件是随着土建施工同时把埋件固定在指定的位置，后增埋件是土建施工完成后由于变更，再把埋件固定在指定的位置。在电解车间施工中，已经施工安装完成的预制柱根据变更需要后补墙檩埋件。后补的埋件施工方法与预埋件施工方法不同。The pre-embedded parts are fixed at the designated position along with the civil construction, and the added embedded parts are fixed at the designated position due to changes after the civil construction is completed. During the construction of the electrolysis workshop, the prefabricated columns that have been constructed and installed will be supplemented with wall purlin embedded parts according to the change needs. The construction method of post-filling embedded parts is different from that of pre-embedded parts.
通过检索得知已授权的专利：Authorized patents obtained by searching:
1.申请号：CN201120271551.3的中国专利公开了“一种平板预埋件”、主要由钢板、锚筋组成，其中，钢板与锚筋连接；所述钢板与锚筋通过塞焊连接在一起。1. The Chinese patent application number: CN201120271551.3 discloses "a flat plate embedded part", which is mainly composed of steel plates and anchor bars, wherein the steel plates are connected to the anchor bars; the steel plates and anchor bars are connected together by plug welding .
2.申请号：CN201120032635.1的中国专利公开了“可拆装式紧固埋件”、本实用新型涉及一种可拆装式紧固埋件，通过穿墙销轴与紧固钢板将预先焊接好的整体连接钢件固定在混凝土墙体上，具有安拆方便，可反复使用等优点，可广泛应用于混凝土墙体连接钢件的施工。2. Application number: The Chinese patent of CN201120032635.1 discloses a "detachable fastening embedded part". The utility model relates to a detachable fastening embedded part. The welded integral connecting steel parts are fixed on the concrete wall, which has the advantages of convenient installation and disassembly, and can be used repeatedly, and can be widely used in the construction of concrete wall connecting steel parts.
3.申请号：CN201120352835.5的中国专利公开了“一种墙体预埋件安装结构”、本实用新型涉及一种墙体预埋件安装结构，属于建筑施工技术领域。该墙体预埋件安装结构包括预埋件钢板、预埋件锚筋和圆柱形带肋钢筋垫块，预埋件锚筋焊接在预埋件钢板的背面且位于墙体中，预埋件钢板的正面与墙体的一侧模板相贴合，预埋件锚筋与墙体的水平和竖直结构钢筋点焊固定；圆柱形带肋钢筋垫块包括圆柱形砂浆垫块和带肋钢筋，带肋钢筋的一端插入于圆柱形砂浆垫块的前端面且与圆柱形砂浆垫块连为一体，圆柱形砂浆垫块的后端面与墙体的另一侧模板相贴合，带肋钢筋的自由端焊接有加长顶杆，加长顶杆的另一端与预埋件锚筋相焊接。3. The Chinese patent application number: CN201120352835.5 discloses "an installation structure for wall embedded parts". The utility model relates to an installation structure for wall embedded parts, which belongs to the technical field of building construction. The installation structure of the embedded part of the wall includes the steel plate of the embedded part, the anchor bar of the embedded part and the cylindrical ribbed steel pad. The anchor bar of the embedded part is welded on the back of the steel plate of the embedded part and is located in the wall. The front of the steel plate fits with the formwork on one side of the wall, and the anchor bars of the embedded parts are spot-welded with the horizontal and vertical structural steel bars of the wall; the cylindrical ribbed steel bar pads include cylindrical mortar pads and ribbed steel bars , one end of the ribbed steel bar is inserted into the front face of the cylindrical mortar pad and connected with the cylindrical mortar pad, the rear end of the cylindrical mortar pad fits with the formwork on the other side of the wall, and the ribbed steel bar The free end of the free end is welded with an extended push rod, and the other end of the extended push rod is welded with the anchor bar of the embedded part.
4.申请号：CN201110174641.5的中国专利公开了“一种钢板埋件的混凝土浇筑施工方法”、涉及建筑工程技术领域，特别是钢板埋件的安装工程技术。先将钢板埋件通过螺栓固定在模板的内侧面，待模板定位后，再进行混凝土砂浆的浇筑，待混凝土成型后拆除模板。4. The Chinese patent application number: CN201110174641.5 discloses "a concrete pouring construction method for steel plate embedded parts", which relates to the field of construction engineering technology, especially the installation engineering technology of steel plate embedded parts. Firstly, the steel plate embedded parts are fixed on the inner surface of the formwork by bolts, after the formwork is positioned, the concrete mortar is poured, and the formwork is removed after the concrete is formed.
5.申请号：CN201020281372.3的中国专利公开了“现浇混凝土构件中的预埋件、”本实用新型涉及一种建筑施工中使用的建筑构件，具体地，涉及一种现浇混凝土构件中的预埋件；现浇混凝土构件中的预埋件包括钢板、锚栓和螺杆，锚栓焊接在钢板的一侧，螺杆焊接在钢板的另一侧，螺杆上带有螺母，钢板平面尺寸为300mm×300mm，厚度为10mm，螺杆长度为100mm，螺杆的数量为四个，锚栓的数量为四个，螺杆采用φ8-φ12的螺栓杆并配有相应的螺母。5. Application number: Chinese patent CN201020281372.3 discloses "embedded parts in cast-in-place concrete components." Embedded parts; embedded parts in cast-in-place concrete components include steel plates, anchor bolts and screws, the anchor bolts are welded on one side of the steel plate, the screw rods are welded on the other side of the steel plate, and there are nuts on the screw rods, the plane size of the steel plate is 300mm×300mm, the thickness is 10mm, the screw length is 100mm, the number of screws is four, the number of anchor bolts is four, the screw adopts φ8-φ12 bolt rod and is equipped with corresponding nuts.
6.申请号：CN201020237942.9的中国专利公开了“混凝土表面的平板预埋件安装固定装置”，本实用新型应用于各类需要安装平板预埋件的基础、梁、板、柱等混凝土结构工程，具体为混凝土表面的平板预埋件安装固定装置。混凝土表面的平板预埋件安装固定装置，槽钢通过螺栓连接埋件钢板，在埋件钢板的下端设置锚筋，槽钢与侧面模板连接，两块侧面模板之间填充混凝土。6. The Chinese patent application number: CN201020237942.9 discloses "installation and fixing device for flat plate embedded parts on the concrete surface". Engineering, specifically the installation of fixtures for slab embedded parts on the concrete surface. The embedded part of the flat plate on the concrete surface is installed with a fixing device. The channel steel is connected to the embedded steel plate by bolts. An anchor bar is set at the lower end of the embedded steel plate. The channel steel is connected to the side formwork, and concrete is filled between the two side formworks.
7.申请号：CN201120439427.3的中国专利公开了“一种在钢筋混凝土板底设置预埋件的结构”本实用新型公开了一种在钢筋混凝土板底设置预埋件的结构，包括钢筋混凝土楼板和预埋件，钢筋混凝土楼板内预埋有钢筋，预埋件包括钢板和预埋钢筋；钢筋混凝土楼板底部设有凿槽，凿槽的深度大于钢筋混凝土楼板内最底部的钢筋距离钢筋混凝土楼板底面的距离；预埋件上的预埋钢筋与钢筋混凝土楼板内的钢筋焊接。7. Application number: The Chinese patent of CN201120439427.3 discloses "a structure with embedded parts at the bottom of reinforced concrete slabs" The utility model discloses a structure with embedded parts at the bottom of reinforced concrete slabs, including reinforced concrete Floor and embedded parts, the reinforced concrete floor is embedded with steel bars, and the embedded parts include steel plates and embedded steel bars; there is a chisel at the bottom of the reinforced concrete floor, and the depth of the chisel is greater than the distance from the bottommost steel bar in the reinforced concrete floor to the reinforced concrete The distance from the bottom of the floor; the embedded steel bars on the embedded parts are welded to the steel bars in the reinforced concrete floor.
上述1～7项专利虽有一系列优点，但是不适用于后增的埋件施工方法。Although the above-mentioned 1-7 patents have a series of advantages, they are not suitable for the construction method of embedded parts added later.
发明内容Contents of the invention
本发明的目的在于克服已有技术的不足，提供一种结构简单，安装方便可靠，安装精度高，有效地降低了成本，提高了施工效率的一种预制柱后增埋件施工方法。The purpose of the present invention is to overcome the deficiencies of the prior art and provide a construction method for adding embedded parts behind prefabricated columns with simple structure, convenient and reliable installation, high installation accuracy, effectively reduced cost and improved construction efficiency.
一种预制柱后增埋件施工方法，它包括以下步骤：A construction method for adding embedded parts behind prefabricated columns, which comprises the following steps:
(1)在已经施工安装完成的每一根预制柱周围搭设钢管脚手架，所述的钢管脚手架与预制柱通过扣件抱箍拉结；(1) set up a steel pipe scaffold around each prefabricated column that has been constructed and installed, and the steel pipe scaffold and the prefabricated column are tied by fastener hoops;
(2)在每一根预制柱上待安装墙板的一面沿预制柱高度方向间隔利用全站仪放出后增埋件钢板的位置及锚栓孔位；(2) On each prefabricated column, the side of the wallboard to be installed is spaced along the height direction of the prefabricated column, and the position of the embedded steel plate and the anchor bolt hole position are released by the total station;
(3)在放出的每个锚栓孔位处依次进行钻孔并采用植筋注射器从孔底向外均匀地填注胶粘剂；(3) Drill holes in sequence at each released anchor bolt hole and use a rebar-planting syringe to evenly fill the adhesive from the bottom of the hole to the outside;
(4)沿顺时针方向把锚栓平行于锚栓孔走向植入填注有胶粘剂的孔中并插入孔底，直至有胶粘剂溢出为止；(4) Insert the anchor bolt parallel to the direction of the anchor bolt hole into the hole filled with adhesive in a clockwise direction and insert it into the bottom of the hole until the adhesive overflows;
(5)等待胶粘剂固化凝结；(5) Wait for the adhesive to solidify and condense;
(6)在所述的每一个后增埋件钢板的预留位置安装后增埋件钢板并将所述的后增埋件钢板与对应设置的锚栓外露部分进行焊接；(6) Install the post-embedding steel plate at the reserved position of each post-embedding steel plate and weld the post-embedding steel plate and the exposed part of the corresponding anchor bolt;
(7)进行檩托安装，所述的檩托为L形的角钢檩托，每一个檩托的的一侧壁与对应设置的后增埋件钢板焊接连接；(7) Carry out purlin support installation, described purlin support is the angle steel purlin support of L shape, and the side wall of each purlin support is welded and connected with the rear added embedding part steel plate of corresponding arrangement;
(8)进行檩条安装，所述的檩条为槽钢檩条，每一个檩条通过螺栓支撑连接在檩托的另一侧壁顶部。(8) Purlins are installed, the purlins are channel steel purlins, and each purlin is connected to the top of the other side wall of the purlin support by bolt support.
本发明的有益效果是：在车间施工中，已经施工安装完成的预制柱根据变更需要后补墙檩埋件时，采用本方法简单，安装方便可靠，安装精度和安全系数高并且有效地降低了成本，提高了施工效率。钢管脚手架每隔预定距离大横杆和小横杆与预制柱通过扣件抱箍拉结，大大加强了安装架体的稳定性；利用全站仪放出后增埋件钢板的位置及锚栓孔位，提高了安装精度；后增埋件钢板与对应设置的锚栓外露部分进行焊接，每一个檩托的的一侧壁与对应设置的后增埋件钢板进行焊接连接，每一个檩条通过螺栓支撑连接在檩托的另一侧壁顶部，提高了安装的牢固可靠程度。The beneficial effects of the present invention are: in the workshop construction, when the prefabricated columns that have been constructed and installed are replaced according to the change of the wall purlin embedded parts, the method is simple, convenient and reliable to install, high in installation accuracy and safety factor, and effectively reduces the cost and improved construction efficiency. The large and small crossbars of the steel pipe scaffolding are tied with the prefabricated columns by fastener hoops every predetermined distance, which greatly enhances the stability of the installation frame; the position of the embedded steel plate and the anchor hole are added after the total station is released. position, which improves the installation accuracy; the steel plate of the post-embedded part is welded with the exposed part of the corresponding anchor bolt, the side wall of each purlin is welded with the corresponding set of post-added steel plate, and each purlin is connected by bolts The support is connected to the top of the other side wall of the purlin, which improves the firmness and reliability of the installation.
附图说明Description of drawings
图1是本发明的一种预制柱后增埋件施工方法的预制柱操作架搭设侧立面图；Fig. 1 is a side elevation view of prefabricated column operating frame erected in a construction method of adding embedded parts behind prefabricated columns of the present invention;
图2是本发明的一种预制柱后增埋件施工方法的预制柱操作架搭设俯视图；Fig. 2 is a top view of the erection of the prefabricated column operating frame of a construction method for adding embedded parts behind the prefabricated column of the present invention;
图3是本发明的一种预制柱后增埋件施工方法的后增埋件钢板与锚栓连接图；Fig. 3 is a connection diagram of the steel plate of the post-embedded part and the anchor bolt of a construction method of prefabricated column post-embedded part of the present invention;
图4是本发明的一种预制柱后增埋件施工方法的后增埋件钢板、檩托、檩条与预制柱交接处连接侧立面图；Fig. 4 is a side elevational view of the joint of the post-embedded steel plate, purlin support, purlin and precast column in a construction method of precast column post-embedded parts of the present invention;
图5是本发明的一种预制柱后增埋件施工方法的后增埋件钢板、檩托、檩条与预制柱交接处连接正立面图。Fig. 5 is a front elevation view of the joint of the post-embedded steel plate, purlin support, purlin and precast column in a construction method of post-embedded parts of prefabricated columns according to the present invention.
具体实施方式Detailed ways
下面结合附图和具体实施例对本发明作以详细描述。The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
如附图所示一种预制柱后增埋件施工方法，它包括以下步骤：(1)在已经施工安装完成的每一根预制柱1周围搭设钢管脚手架2，所述的钢管脚手架2与预制柱1通过扣件抱箍拉结；(2)在每一根预制柱1上待安装墙板的一面沿预制柱高度方向间隔利用全站仪放出后增埋件钢板3的位置及锚栓孔位4；(3)在放出的每个锚栓孔位处依次进行钻孔并采用植筋注射器从孔底向外均匀地填注胶粘剂；(4)沿顺时针方向把锚栓平行于锚栓孔走向植入填注有胶粘剂的孔中并插入孔底，直至有胶粘剂溢出为止；(5)等待胶粘剂固化凝结；(6)在所述的每一个后增埋件钢板3的预留位置安装后增埋件钢板3并将所述的后增埋件钢板3与对应设置的锚栓外露部分进行焊接；(7)进行檩托6安装，所述的檩托6为L形的角钢檩托，每一个檩托的6的一侧壁与对应设置的后增埋件钢板3焊接连接；(8)进行檩条7安装，所述的檩条7为槽钢檩条，每一个檩条7通过螺栓8支撑连接在檩托6的另一侧壁顶部。As shown in the accompanying drawings, a construction method for adding embedded parts after a prefabricated column comprises the following steps: (1) erecting a
优选的所述的步骤(1)中钢管脚手架2与大横杆2-1和小横杆2-2相连，所述的大横杆2-1和小横杆2-2每隔三步高与预制柱1通过扣件抱箍拉结。优点是：防止架体发生倾斜坍塌，通过抱箍拉结大大加强了安装架体的稳定性。In the preferred described step (1),
优选的所述的步骤(5)中等待胶粘固化凝结过程中将步骤(4)中的锚栓外露部分用塑料布包裹，防止污染。In the preferred step (5), the exposed part of the anchor bolt in the step (4) is wrapped with a plastic cloth while waiting for the glue to solidify and solidify, so as to prevent pollution.
优选的所述的锚栓4孔位呈上下各两个分布。Preferably, the 4 holes of the anchor bolts are arranged in two distributions on the upper and lower sides.
实施例1Example 1
(1)在已经施工安装完成的每一根预制柱1周围搭设钢管脚手架2，钢管脚手架2与大横杆2-1和小横杆2-2相连，所述的大横杆2-1和小横杆2-2每隔三步高与预制柱1通过扣件抱箍拉结；(2)在每一根预制柱1上待安装墙板的一面沿预制柱高度方向间隔利用全站仪放出后增埋件钢板3的位置及锚栓孔位4，锚栓孔位4呈上下各两个分布；(3)在放出的每个锚栓孔位处依次进行钻孔并采用植筋注射器从孔底向外均匀地填注胶粘剂；(4)沿顺时针方向把锚栓平行于锚栓孔走向植入填注有胶粘剂的孔中并插入孔底，直至有胶粘剂溢出为止；(5)等待胶粘固化凝结；(6)在所述的每一个后增埋件钢板3的预留位置安装后增埋件钢板3并将所述的后增埋件钢板3与对应设置的锚栓外露部分进行焊接；(7)进行檩托6安装，所述的檩托6为L形的角钢檩托，每一个檩托的6的一侧壁与对应设置的后增埋件钢板3焊接连接；(8)进行檩条7安装，所述的檩条7为槽钢檩条，每一个檩条7通过螺栓8支撑连接在檩托6的另一侧壁顶部。(1) Steel pipe scaffolding 2 is set up around each prefabricated column 1 that has been constructed and installed, and steel pipe scaffolding 2 is connected with large crossbar 2-1 and small crossbar 2-2, and described large crossbar 2-1 and The small horizontal bar 2-2 is tied with the prefabricated column 1 every three steps through the fastener hoop; (2) on each prefabricated column 1, the side of the wallboard to be installed is spaced along the height direction of the prefabricated column using a total station After the release, the position of the embedded steel plate 3 and the anchor bolt hole 4, the anchor bolt hole 4 is two distributions at the top and bottom; (3) Drill holes at each released anchor bolt hole in turn and use a reinforcement injector Fill the adhesive evenly from the bottom of the hole to the outside; (4) insert the anchor parallel to the anchor hole in a clockwise direction into the hole filled with adhesive and insert it into the bottom of the hole until the adhesive overflows; (5) Wait for the glue to solidify and solidify; (6) Install the post-embedding steel plate 3 at the reserved position of each post-embedding steel plate 3 and expose the post-embedding steel plate 3 and the corresponding anchor bolts Partially welded; (7) install the purlin support 6, the purlin support 6 is an L-shaped angle steel purlin support, and the side wall of each purlin support 6 is welded and connected with the corresponding rear added embedded part steel plate 3; (8) Purlins 7 are installed. The
经施工检验：已经施工安装完成的预制柱根据变更需要后补墙檩埋件时，采用本方法结构简单，安装方便可靠，安装精度和安全系数高并且有效地降低了成本，提高了施工效率。钢管脚手架每隔预定距离大横杆和小横杆与预制柱通过扣件抱箍拉结，大大加强了安装架体的稳定性；利用全站仪放出后增埋件钢板的位置及锚栓孔位，提高了安装精度；后增埋件钢板与对应设置的锚栓外露部分进行焊接，每一个檩托的的一侧壁与对应设置的后增埋件钢板进行焊接连接，每一个檩条通过螺栓支撑连接在檩托的另一侧壁顶部，提高了安装的牢固可靠程度。After construction inspection: when the prefabricated columns that have been constructed and installed need to be supplemented with purlin embedded parts according to changes, this method has simple structure, convenient and reliable installation, high installation accuracy and safety factor, effectively reduces costs, and improves construction efficiency. The large and small crossbars of the steel pipe scaffolding are tied with the prefabricated columns by fastener hoops every predetermined distance, which greatly enhances the stability of the installation frame; the position of the embedded steel plate and the anchor hole are added after the total station is released. position, which improves the installation accuracy; the steel plate of the post-embedded part is welded with the exposed part of the corresponding anchor bolt, the side wall of each purlin is welded with the corresponding set of post-added steel plate, and each purlin is connected by bolts The support is connected to the top of the other side wall of the purlin, which improves the firmness and reliability of the installation.
实施例2Example 2
(1)在已经施工安装完成的每一根预制柱1周围搭设钢管脚手架2，钢管脚手架2与大横杆2-1和小横杆2-2相连，所述的大横杆2-1和小横杆2-2每隔三步高与预制柱1通过扣件抱箍拉结；(2)在每一根预制柱1上待安装墙板的一面沿预制柱高度方向间隔利用全站仪放出后增埋件钢板3的位置及锚栓孔位4；(3)在放出的每个锚栓孔位处依次进行钻孔并采用植筋注射器从孔底向外均匀地填注胶粘剂；(4)沿顺时针方向把锚栓平行于锚栓孔走向植入填注有胶粘剂的孔中并插入孔底，直至有胶粘剂溢出为止；(5)等待胶粘固化凝结；锚栓外露部分用塑料布包裹，防止污染；(6)在所述的每一个后增埋件钢板3的预留位置安装后增埋件钢板3并将所述的后增埋件钢板3与对应设置的锚栓外露部分进行焊接；(7)进行檩托6安装，所述的檩托6为L形的角钢檩托，每一个檩托的6的一侧壁与对应设置的后增埋件钢板3焊接连接；(8)进行檩条7安装，所述的檩条7为槽钢檩条，每一个檩条7通过螺栓8支撑连接在檩托6的另一侧壁顶部。(1) Steel pipe scaffolding 2 is set up around each prefabricated column 1 that has been constructed and installed, and steel pipe scaffolding 2 is connected with large crossbar 2-1 and small crossbar 2-2, and described large crossbar 2-1 and The small horizontal bar 2-2 is tied with the prefabricated column 1 every three steps through the fastener hoop; (2) on each prefabricated column 1, the side of the wallboard to be installed is spaced along the height direction of the prefabricated column using a total station The position of the embedded steel plate 3 and the anchor bolt hole 4 after being released; (3) Drill holes in sequence at each released anchor bolt hole and use a reinforcement injector to evenly fill the adhesive from the bottom of the hole; ( 4) Insert the anchor parallel to the anchor hole in a clockwise direction into the hole filled with adhesive and insert it into the bottom of the hole until the adhesive overflows; (5) Wait for the adhesive to solidify; the exposed part of the anchor is made of plastic Wrapped with cloth to prevent pollution; (6) Install the post-embedding steel plate 3 at the reserved position of each of the post-embedding steel plates 3 and expose the post-embedding steel plate 3 and the corresponding anchor bolts Partially welded; (7) install the purlin support 6, the purlin support 6 is an L-shaped angle steel purlin support, and the side wall of each purlin support 6 is welded and connected with the corresponding rear added embedded part steel plate 3; (8) Purlins 7 are installed. The
经施工检验：已经施工安装完成的预制柱根据变更需要后补墙檩埋件时，采用本方法结构简单，安装方便可靠，安装精度和安全系数高并且有效地降低了成本，提高了施工效率。钢管脚手架每隔预定距离大横杆和小横杆与预制柱通过扣件抱箍拉结，大大加强了安装架体的稳定性；利用全站仪放出后增埋件钢板的位置及锚栓孔位，提高了安装精度；后增埋件钢板与对应设置的锚栓外露部分进行焊接，每一个檩托的的一侧壁与对应设置的后增埋件钢板进行焊接连接，每一个檩条通过螺栓支撑连接在檩托的另一侧壁顶部，提高了安装的牢固可靠程度。After construction inspection: when the prefabricated columns that have been constructed and installed need to be supplemented with purlin embedded parts according to changes, this method has simple structure, convenient and reliable installation, high installation accuracy and safety factor, effectively reduces costs, and improves construction efficiency. The large and small crossbars of the steel pipe scaffolding are tied with the prefabricated columns by fastener hoops every predetermined distance, which greatly enhances the stability of the installation frame; the position of the embedded steel plate and the anchor hole are added after the total station is released. position, which improves the installation accuracy; the steel plate of the post-embedded part is welded with the exposed part of the corresponding anchor bolt, the side wall of each purlin is welded with the corresponding set of post-added steel plate, and each purlin is connected by bolts The support is connected to the top of the other side wall of the purlin, which improves the firmness and reliability of the installation.
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