阅读说明：本技术 大型设备锚板和护管安装结构及方法 (Large-scale equipment anchor plate and protective pipe mounting structure and method ) 是由 张立峰 李志强 杨东升 于 2020-12-26 设计创作，主要内容包括：本申请涉及大型设备锚板和护管安装结构及方法,包括支架体,所述支架体包括定位支架,固定定位支架的钢筋笼和定位支架内设置的护管支架,所述定位支架和护管支架同中心,所述护管支架上设有对护管进行定位的外定位组件,所述定位支架和护管支架的底部设有锚板,所述锚板的下侧壁设有辅助定位支腿,所述锚板上设有定位孔,还包括对护管进行内部支撑的内支撑组件。本申请的有益效果为：护管支架的外定位组件可以防止护管支架在浇筑混凝土的时候移位,内支撑组件可以防止在浇筑混凝土的时候护管发生变形,从而减少护管的移位和变形。(The utility model relates to a large-scale equipment anchor slab and pillar mounting structure and method, including the stake body, the stake body includes the locating support, the pillar support that sets up in the steel reinforcement cage of fixed position support and the locating support, locating support and pillar support are concentric, be equipped with the outer locating component that advances line location to the pillar on the pillar support, the bottom of locating support and pillar support is equipped with the anchor slab, the lower lateral wall of anchor slab is equipped with the assistance-localization real-time landing leg, be equipped with the locating hole on the anchor slab, still include the interior support component that carries out the inside support to the pillar. The beneficial effect of this application does: the outer positioning assembly of the protective pipe support can prevent the protective pipe support from shifting when concrete is poured, and the inner supporting assembly can prevent the protective pipe from deforming when the concrete is poured, so that the shifting and the deformation of the protective pipe are reduced.)

1. Large-scale equipment anchor slab and pillar mounting structure, its characterized in that: the steel bar protecting and fixing support is characterized by comprising a support body (100), wherein the support body (100) comprises a positioning support (110), a steel bar cage (200) for fixing the positioning support (110) and a protecting tube support (130) arranged in the positioning support (110), the positioning support (110) and the protecting tube support (130) are concentric, an outer positioning component (310) for positioning the protecting tube (140) is arranged on the protecting tube support (130), an anchor plate (500) is arranged at the bottom of the positioning support (110) and the protecting tube support (130), auxiliary positioning support legs (510) are arranged on the lower side wall of the anchor plate (500), positioning holes are formed in the anchor plate (500), and the inner supporting component (320) for supporting the protecting tube (140) is further included.

2. The large equipment anchor plate and protection pipe installation structure according to claim 1, wherein: the positioning support (110) and the protective tube support (130) are fixedly connected through a connecting rib (120), and the reinforcing steel bars of the reinforcing steel bar cage (200) penetrate through the positioning support (110) and the protective tube support (130) and are fixedly connected with the positioning support (110) and the protective tube support (130).

3. The large equipment anchor plate and protection pipe installation structure according to claim 1, wherein: positioning support (110) and pillar support (130) all include four reference columns (131) and connect a plurality of connecting rods (132) of four reference columns (131), per two reference columns (131) between connect through two connecting rods (132) at least, four square support body is constituteed to reference column (131) and a plurality of connecting rod (132), locating component (310) outside setting up in the junction of two adjacent reference columns (131) of pillar support (130), pillar (140) are installed in locating component (310) outside.

4. The large equipment anchor plate and protection pipe mounting structure according to claim 3, wherein: the outer positioning component (310) comprises a bearing plate (311) and a positioning clamp (312), the positioning clamp (312) is located on the upper side of the bearing plate (311), and the positioning clamp (312) has elasticity.

5. The large equipment anchor plate and protection pipe mounting structure according to claim 4, wherein: wear to be equipped with two locating plates (400) on pillar support (130) at least, be equipped with on locating plate (400) and perforate (410), reference column (131) of pillar support (130) wear to establish in perforation (410) and with locating plate (400) fixed connection, locating plate (400) are the square, four right angle departments of locating plate (400) are equipped with arc spacing groove (420).

6. The large equipment anchor plate and protection pipe mounting structure according to claim 5, wherein: and an elastic fixing band (430) is arranged at the arc-shaped limiting groove (420).

7. The large equipment anchor plate and protection pipe mounting structure according to claim 6, wherein: one end of the elastic fixing band (430) is fixed on one side of the arc-shaped limiting groove (420), and a fixing column (440) used for fixing the other end of the elastic fixing band (430) is arranged on the other side of the arc-shaped limiting groove (420).

8. The large equipment anchor plate and protective pipe installation structure according to any one of claims 1 to 7, wherein: the inner support assembly (320) penetrates through the inner side of the protective pipe (140) and supports the inner side wall of the protective pipe (140).

9. The large equipment anchor plate and protection pipe mounting structure according to claim 8, wherein: the inner support assembly (320) comprises a central rod (321) and a branch rod (322) connected with the central rod (321), the other end of the branch rod (322) is connected with the inner side wall of a support cylinder (323), and the outer side wall of the support cylinder (323) is abutted to the inner side wall of the protective pipe (140).

10. The method for installing the anchor plate and the protective pipe of the large-scale equipment is characterized in that: the method comprises the following steps:

s1, construction preparation:

s11, verifying the measurement tool: the leveling instrument, the theodolite, the total station, the steel tape measure are delivered to a professional metrological verification mechanism for verification, and can be put into use after being qualified;

s12, acceptance of the anchor plate (500) and the protective pipe (140): after the anchor plate (500) and the protective pipe (140) are processed and manufactured according to the design requirements, rechecking and acceptance are carried out before installation, and positioning marks required by installation and positioning are made before the anchor plate (500) and the protective pipe (140) are installed;

s2, measurement and setting: measuring the mounting positions of the positioning bracket (110) and the protective pipe bracket (130) according to a design drawing and paying off;

s3, installing a positioning bracket (110): pouring a concrete foundation mat, embedding welding pieces on the top surface and the side surface of the foundation mat according to a design drawing, and welding and installing a positioning bracket (110) and a protective pipe bracket (130) in future; pre-welding a positioning support (110) and a positioning column (131) of a protective pipe support (130) after concrete is dried;

s4, mounting the anchor plate (500), namely aligning the positioning holes on the anchor plate (500) with the positioning columns (131) and sleeving the positioning columns (131) at the bottom from top to bottom, wherein the auxiliary positioning supporting legs of the anchor plate (500) abut against the foundation cushion;

s5, rechecking the axis and elevation, namely calibrating the levelness of the anchor plate (500), the axis verticality of the positioning columns (131), and the installation height of the anchor plate (500), firmly welding the positioning columns (131) after the design requirements are met, firmly welding the anchor plate (500) and the positioning columns (131), and then welding the connecting rods (132) between the positioning columns (131) to further reinforce the positioning columns (131);

s6, mounting protective tube (140): the outer positioning assembly (310) is welded at the corner of the protective pipe support (130), the upper opening and the lower opening of the protective pipe (140) are tightly covered and welded firmly by steel plates, then the protective pipe (140) is clamped in the outer positioning assembly (310) and is fixed through an elastic fixing band (430), the inner supporting assembly (320) is arranged in the protective pipe (140), and the upper end of the inner supporting assembly (320) is fixed after the axis perpendicularity and elevation of the protective pipe (140) are checked to further fix the protective pipe (140).

Technical Field

The application relates to the technical field of large equipment installation foundations, in particular to a large equipment anchor plate and protective pipe installation structure and method.

Background

In the construction of industrial structures such as large-scale equipment foundations and the like, the characteristics of large foundation size, large engineering quantity, complex structure and technology, high requirement on installation accuracy of embedded parts such as bolts, bolt holes and pre-embedded pipes, multiple working procedures, short construction period, high construction difficulty and the like are important contents of the whole engineering, and the installation accuracy of protective pipes is key content of the construction of the embedded parts of the large-scale equipment foundations.

In the related technology, the protective pipe is firstly positioned and installed, then pouring is carried out, and after the pouring body is solidified, large-scale equipment is installed at the protective pipe through hoisting equipment.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the initial installation process, the measurement of the installation positions of the anchor plate and the pile casing is inaccurate, and the pile casing can shift and deform under the impact and extrusion of concrete when the concrete is poured, so that the subsequent installation is difficult.

Disclosure of Invention

In order to improve the installation precision of the protective pipe and reduce the displacement and deformation of the protective pipe, the application provides a large-scale equipment anchor plate and protective pipe installation structure and method.

In a first aspect, the application provides a large-scale equipment anchor plate and pillar mounting structure, adopts following technical scheme:

large-scale equipment anchor plate and pillar mounting structure, including the stake body, the stake body includes the locating support, and the pillar support that sets up in the steel reinforcement cage of fixed position support and the locating support, locating support and pillar support concentric, be equipped with the outer locating component that advances line location to the pillar on the pillar support, the bottom of locating support and pillar support is equipped with the anchor plate, the lower lateral wall of anchor plate is equipped with the assistance-localization real-time landing leg, be equipped with the locating hole on the anchor plate, still include the interior support component that advances internal support to the pillar.

By adopting the technical scheme: the positioning support can be fixed through the reinforcement cage, the positioning support is prevented from shifting when concrete is poured, the protective pipe can be fixed by the protective pipe support in the positioning support, the outer positioning assembly can prevent the protective pipe from shifting when the concrete is poured, and the inner supporting assembly can prevent the protective pipe from deforming when the concrete is poured; the positioning support and the protective pipe support are concentrically arranged, so that the position of the protective pipe can be positioned through multi-point measurement during measurement, and the mounting precision of the protective pipe is improved; the anchor plate can fix the positioning support and the protective pipe, and can perform positioning and rechecking between the positioning support and the protective pipe before concrete pouring.

Optionally, the positioning bracket and the protective tube bracket are fixedly connected through a connecting rib, and the reinforcing steel bar of the reinforcing steel bar cage penetrates through the positioning bracket and the protective tube bracket and is fixedly connected with the positioning bracket and the protective tube bracket.

By adopting the technical scheme: the reinforcing bar of steel reinforcement cage can the multiple spot connection with locating support and pillar support, has improved the positional stability of locating support and pillar support.

Optionally, locating support and pillar support all include four reference columns and connect a plurality of connecting rods of four reference columns, per two the reference column between connect through two connecting rods at least, four square support body is constituteed to reference column and a plurality of connecting rod, and the junction of two adjacent locating columns of the pillar support of square sets up outer locating component, the pillar is installed in outer locating component.

By adopting the technical scheme: can realize the location of secondary multiple spot measurement, the splice bar is used for connecting into a whole between locating support and the pillar support, has improved the wholeness of locating support and pillar support, and during the installation, the pillar joint is fixed the pillar through outer locating component in outer locating component, firstly can the accurate positioning pillar, secondly can prevent that the pillar from taking place to shift when concreting.

Optionally, the outer positioning assembly comprises a bearing plate and a positioning clamp, and the positioning clamp is located on the upper side of the bearing plate.

By adopting the technical scheme: the supporting plate is used for supporting the bottom of the protective pipe, the positioning clamp is used for positioning and clamping the protective pipe, and the positioning clamp is elastic.

Optionally, wear to be equipped with two locating plates on the pillar support at least, be equipped with the perforation on the locating plate, the reference column of pillar support is worn to establish in the perforation and with locating plate fixed connection, the locating plate is the square, four right angles departments of locating plate are equipped with the arc spacing groove.

By adopting the technical scheme: one function of the positioning plate is to further improve the integrity of the protective tube support, and the other function of the positioning plate is to further position the protective tube. The arc spacing groove is used for spacing the pillar, and when the pillar was installed, the pillar joint was in the arc spacing inslot, carries out further spacing to the pillar.

Optionally, an elastic fixing band is arranged at the arc-shaped limiting groove, one end of the elastic fixing band is fixed to one side of the arc-shaped limiting groove, and a fixing column used for fixing the other end of the elastic fixing band is arranged on the other side of the arc-shaped limiting groove.

By adopting the technical scheme: after the protective tube is clamped in the arc-shaped limiting groove, the protective tube is further fixed through the elastic fixing belt, after the protective tube is clamped in the arc-shaped limiting groove, the elastic fixing belt is tightly attached to the protective tube to be wound, and then the free end of the elastic fixing belt is fixed on the fixing column to fix the protective tube.

Optionally, the inner support assembly penetrates through the inner side wall of the protective pipe and supports the protective pipe.

By adopting the technical scheme: the inner support assembly supports the protective pipe from the inside of the protective pipe, and the protective pipe is prevented from deforming when concrete is poured.

Optionally, the inner support assembly comprises a central rod and a branch rod connected with the central rod, the other end of the branch rod is connected with the inner side wall of the support cylinder, and the outer side wall of the support cylinder is abutted to the inner side wall of the protective pipe.

By adopting the technical scheme: after the protective pipe is fixed, the inner support assembly is penetrated through the upper part of the protective pipe, the outer side wall of the support cylinder is abutted against the inner side wall of the protective pipe to support the protective pipe in an inner mode, and deformation of the protective pipe is prevented.

In a second aspect, the application provides a method for installing an anchor plate and a protective pipe of large equipment, which adopts the following technical scheme:

the method for installing the anchor plate and the protective pipe of the large-scale equipment comprises the following steps:

s1, construction preparation:

s11, verifying the measurement tool: the leveling instrument, the theodolite, the total station, the steel tape measure are delivered to a professional metrological verification mechanism for verification, and can be put into use after being qualified;

and S12, acceptance inspection of the anchor plate and the protective pipe: after the anchor plate and the protective pipe are processed and manufactured according to the design requirements, rechecking and acceptance check are carried out before installation, and positioning marks required by installation and positioning are made before the anchor plate and the protective pipe are installed;

s2, measurement and setting: measuring the mounting positions of the positioning bracket and the protective pipe bracket according to a design drawing and paying off;

s3, mounting a positioning bracket: pouring a concrete foundation mat layer, embedding welding pieces on the top surface and the side surface of the foundation mat layer according to a design drawing, and welding and installing a positioning bracket and a protective pipe bracket in future; pre-welding positioning columns of the positioning support and the protective pipe support after concrete is dried;

s4, mounting the anchor plate, namely aligning the positioning holes on the anchor plate with the positioning columns, sleeving the positioning columns at the bottoms of the positioning columns from top to bottom, and abutting the auxiliary positioning supporting legs of the anchor plate on the foundation cushion;

s5, rechecking the axis and elevation, namely calibrating the levelness of the anchor plate, the axis verticality of the positioning columns and the installation height of the anchor plate, firmly welding the positioning columns after the positioning columns meet the design requirements, firmly welding the anchor plate and the positioning columns, and then welding the connecting rods between the positioning columns to further reinforce the positioning columns;

s6, installing a protective pipe: the outer positioning assembly is welded at the corner of the protective pipe support, the upper opening and the lower opening of the protective pipe are tightly covered and welded firmly by steel plates, the protective pipe is clamped in the outer positioning assembly and fixed through an elastic fixing band, the inner supporting assembly is arranged in the protective pipe, and the upper end of the inner supporting assembly is fixed after the perpendicularity and the elevation of the axis of the protective pipe are checked to further fix the protective pipe.

By adopting the technical scheme: the installation accuracy of the pile casing is improved by multiple installation steps and position rechecking among the installation steps.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the outer positioning assembly of the protective pipe support can prevent the protective pipe support from shifting when concrete is poured, and the inner supporting assembly can prevent the protective pipe from deforming when the concrete is poured, so that the shifting and the deformation of the protective pipe are reduced.

2. The bearing plate is used for bearing the bottom of the protective pipe, the positioning clamp is used for positioning and clamping the outer side wall of the protective pipe, the arc-shaped limiting groove and the elastic fixing band can further limit the protective pipe, and the installation precision of the protective pipe is improved.

3. In the installation method, the positioning support and the protective tube support are subjected to position measurement and rechecking, so that the installation precision of the protective tube is improved.

Drawings

Fig. 1 is a schematic top view of an embodiment of the present application.

Fig. 2 is a schematic side view of an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a positioning plate according to an embodiment of the present application.

Fig. 4 is an enlarged schematic structural diagram at a in fig. 3 according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of an inner support assembly according to an embodiment of the present application.

Reference number legend, 100, stent body; 110. positioning the bracket; 120. connecting ribs; 130. a protective tube support; 131. a positioning column; 132. a connecting rod; 140. protecting the pipe; 200. a reinforcement cage; 310. an outer positioning assembly; 311. a support plate; 312. positioning clips; 320. an inner support assembly; 321. a center pole; 322. branch rods are arranged; 323. a support cylinder; 400. positioning a plate; 410. perforating; 420. an arc-shaped limiting groove; 430. an elastic fixing band; 440. fixing a column; 500. an anchor plate; 510. and (4) auxiliary positioning of the supporting legs.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

In a first aspect, the following technical scheme is adopted for the large-scale equipment anchor plate and protective pipe installation structure disclosed in the embodiment of the application:

referring to fig. 1 and 2, the large equipment anchor plate and protective tube mounting structure includes a support body 100, the support body 100 includes a positioning support 110, a reinforcement cage 200 for fixing the positioning support 110, and a protective tube support 130 arranged in the positioning support 110, the positioning support 110 and the protective tube support 130 are concentric, the position of the protective tube 140 can be positioned by multi-point measurement during measurement, and the mounting accuracy of the protective tube 140 is improved; when the reinforcement cage 200 is woven, reinforcing steel bars of the reinforcement cage 200, which are close to the positioning support 110 and the protective tube support 130, are fixed with the positioning support 110 and the protective tube support 130 in a buckling or welding mode, so that the positioning support 110 and the protective tube support 130 are prevented from displacing and deforming when concrete is poured, an outer positioning component 310 for positioning the protective tube 140 is arranged on the protective tube support 130, the outer positioning component 310 can prevent the protective tube 140 from displacing when the concrete is poured, and the inner supporting component 320 can prevent the protective tube 140 from deforming when the concrete is poured; the bottom of the positioning support 110 and the bottom of the protective tube support 130 are provided with an anchor plate 500, the lower side wall of the anchor plate 500 is provided with an auxiliary positioning support leg 510, the anchor plate 500 can fix the positioning support 110 and the protective tube 140, meanwhile, the positioning support 110 and the protective tube 140 can be positioned and rechecked before concrete pouring, the auxiliary positioning support leg 510 abuts against the ground, the anchor plate 500 is horizontally fixed, the positioning support 110 and the protective tube 140 can be rechecked by measuring the verticality between the anchor plate 500 and the positioning support 110 and the protective tube support 130, the positioning hole for penetrating the positioning column 131 of the protective tube support 130 is formed in the anchor plate 500, the inner support component 320 for internally supporting the protective tube 140 is further included, the protective tube 140 is internally supported, and the deformation of the protective tube 140 during concrete pouring can be prevented.

Referring to fig. 1 and 2, the positioning bracket 110 and the tube protecting bracket 130 are fixedly connected through the connecting rib 120, the connecting rib 120 is used for connecting the positioning bracket 110 and the tube protecting bracket 130 into a whole, so that the integrity of the whole positioning bracket 110 is improved, and the reinforcing steel bars of the reinforcement cage 200 penetrate through the positioning bracket 110 and the tube protecting bracket 130 and are fixedly connected with the positioning bracket 110 and the tube protecting bracket 130. The reinforcing steel bars of the reinforcement cage 200 can be connected with the positioning bracket 110 and the pipe protecting bracket 130 at multiple points, so that the position stability of the positioning bracket 110 and the pipe protecting bracket 130 is improved.

Referring to fig. 1 and 2, each of the positioning bracket 110 and the protection tube bracket 130 includes four positioning posts 131 and a plurality of connecting rods 132 connecting the four positioning posts 131, each two positioning posts 131 are connected by at least two connecting rods 132, specifically, at least one connecting rod 132 is welded at the upper and lower portions between the two positioning posts 131, in order to improve the strength, it is possible to weld a plurality of connecting rods 132 between two adjacent positioning columns 131, wherein four positioning columns 131 and a plurality of connecting rods 132 form a square frame, the positioning columns 131 are made of angle steel in this embodiment, the connecting rods 132 are made of steel bars, an outer positioning assembly 310 is disposed at the joint of two adjacent positioning columns 131 of the square protective tube support 130, the protective tube 140 can be clamped in the outer positioning assembly 310, through measuring the location to many reference columns 131 of locating support 110 and pillar support 130, can realize the location of secondary multiple spot measurement. During installation, the protective tube 140 is clamped in the outer positioning component 310, and the protective tube 140 is fixed through the outer positioning component 310, so that the protective tube 140 can be accurately positioned, and the displacement of the protective tube 140 during concrete pouring can be prevented.

Referring to fig. 1 and 2, the outer positioning assembly 310 includes a support plate 311 and a positioning clip 312, and the positioning clip 312 is located at an upper side of the support plate 311. The supporting plate 311 is used for supporting the bottom of the protection tube 140, the positioning clamp 312 is used for positioning and clamping the protection tube 140, specifically, the supporting plate 311 is welded at the joint of the positioning columns 131 of the two adjacent protection tube brackets 130, the supporting plate 311 is ensured to be perpendicular to the two positioning columns 131 during welding, then the positioning clamp 312 is welded on the positioning columns 131 on the upper portion of the supporting plate 311, wherein the positioning clamp 312 has elasticity, and an arc-shaped elastic steel sheet can be selected.

Referring to fig. 2 and 3, at least two positioning plates 400 are inserted into the tube support 130, and can be respectively disposed at the middle lower portion and the middle upper portion of the tube support 130, a through hole 410 is disposed on the positioning plate 400, the positioning column 131 of the tube support 130 is inserted into the through hole 410 and is fixedly connected to the positioning plate 400, and can be fixed in a welding manner, the positioning plate 400 is square, and four right-angle portions of the positioning plate 400 are provided with arc-shaped limiting grooves 420. In this embodiment, the positioning plate 400 has at least the following two functions: one is to further improve the integrity of the sheath holder 130 and the other is to further position the sheath 140. The arc-shaped limiting groove 420 is used for limiting the protective tube 140, and when the protective tube 140 is installed, the protective tube 140 is clamped in the arc-shaped limiting groove 420 to further limit the protective tube 140.

Referring to fig. 3 and 4, an elastic fixing band 430 is disposed at the arc-shaped limiting groove 420, one end of the elastic fixing band 430 is fixed at one side of the arc-shaped limiting groove 420, and a fixing column 440 for fixing the other end of the elastic fixing band 430 is disposed at the other side of the arc-shaped limiting groove 420. After the protective tube 140 is clamped in the arc-shaped limiting groove 420, the protective tube 140 is further fixed by the elastic fixing band 430, after the protective tube 140 is clamped in the arc-shaped limiting groove 420, the elastic fixing band 430 is tightly attached to the protective tube 140 and then wound, and then the free end of the elastic fixing band 430 is fixed on the fixing column 440, so that the protective tube 140 can be fixed.

Referring to fig. 5, the inner support assembly 320 is inserted into the interior of the protection tube 140 and supports the inner sidewall of the protection tube 140. The inner support assembly 320 supports the sheath tube 140 from the inside of the sheath tube 140, and prevents the sheath tube 140 from being deformed when concrete is poured. The inner support assembly 320 comprises a central rod 321, a branch rod 322 connected with the central rod 321, the other end of the branch rod 322 is connected with the inner side wall of a support cylinder 323, and the outer side wall of the support cylinder 323 abuts against the inner side wall of the sheath 140. After the protection tube 140 is fixed, the inner support assembly 320 is inserted into the upper portion of the protection tube 140, and the outer side wall of the support cylinder 323 abuts against the inner side wall of the protection tube 140 to support the protection tube 140 so as to prevent the protection tube 140 from being deformed.

In a second aspect, the following technical scheme is adopted in the installation method of the anchor plate and the protective pipe of the large-scale equipment disclosed in the embodiment of the application:

the method for installing the anchor plate and the protective pipe of the large-scale equipment comprises the following steps:

s1, construction preparation:

s11, verifying the measurement tool: the leveling instrument, the theodolite, the total station, the steel tape measure are delivered to a professional metrological verification mechanism for verification, and can be put into use after being qualified;

and S12, acceptance of the anchor plate 500 and the protective tube 140: after the anchor plate 500 and the protective tube 140 are processed and manufactured according to the design requirements, rechecking and acceptance check are carried out before installation, and positioning marks required by installation and positioning are made before the anchor plate 500 and the protective tube 140 are installed;

s2, measurement and setting: measuring the mounting positions of the positioning bracket 110 and the protective tube bracket 130 according to a design drawing and paying off; specifically, a longitudinal axis of a foundation is measured by using a control pile at the side of the foundation pit, a main axis and a plurality of auxiliary axes are transversely measured, and the distance between the transverse axes and the intersecting verticality of the longitudinal axis are rechecked and corrected by using a total station, so that the installation position of each positioning column 131 is determined.

S3, the positioning bracket 110 and the protective tube bracket 130 are installed: pouring a concrete foundation mat, embedding welding pieces on the top surface and the side surface of the foundation mat according to a design drawing, wherein the embedding positions of the welding pieces are the cross points of the transverse axis and the longitudinal axis of the step S2, and welding and installing the positioning support 110 and the protective pipe support 130 in future; positioning columns 131 of the positioning support 110 and the protective pipe support 130 are welded in advance after concrete is dried;

s4, mounting the anchor plate 500, namely aligning the positioning holes on the anchor plate 500 with the positioning columns 131, sleeving the positioning columns 131 to the bottoms of the positioning columns from top to bottom, and enabling the auxiliary positioning support legs of the anchor plate 500 to abut against the foundation pad layer to ensure the levelness of the anchor plate 500;

s5, rechecking the axis and elevation, namely calibrating the levelness of the anchor plate 500, the axis perpendicularity of the positioning columns 131 and the installation height of the anchor plate 500, welding the positioning columns 131 firmly after the design requirements are met, welding the anchor plate 500 and the positioning columns 131 firmly, and then welding the connecting rods 132 between the positioning columns 131 to further reinforce the positioning columns 131;

s6, mounting protective tube 140: the outer positioning assembly 310 is welded at the corner of the protective pipe support 130, the upper opening and the lower opening of the protective pipe 140 are tightly covered and welded firmly by steel plates, then the protective pipe 140 is clamped in the outer positioning assembly 310 and is fixed by an elastic fixing band 430, the inner supporting assembly 320 is arranged inside the protective pipe 140, and the upper end of the inner supporting assembly 320 is fixed after checking the perpendicularity and elevation of the axis of the protective pipe 140 to further fix the protective pipe 140.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.