Auxiliary equipment for mounting prefabricated column

Abstract

The utility model discloses an auxiliary device for mounting a prefabricated column, which comprises a mounting seat, the mounting seat comprises a limiting arm I and a limiting arm II which are connected at a preset angle, the limiting arm I is connected with a limiting rod, the limiting rod is provided with a locking piece, and the limiting arm II is provided with a guide hole; the bubble level is fixed on the top surface of the mounting seat; the four sets of horizontal fixing assemblies form a ring wrapping the preset prefabricated column. The limiting arm II in the next level of horizontal fixing assembly is located on the limiting rod and limited between the limiting arm I in the previous level of horizontal fixing assembly and the locking piece. The device further comprises two laser gradienters, the laser gradienters are fixed to the mounting bases in any set of horizontal fixing assemblies, and the two laser gradienters are not located on the same side of the preset prefabricated column. By means of the tool, the position and perpendicularity of the preset prefabricated column can be in place at a time when the prefabricated column is installed, the positioning and installing efficiency of the prefabricated column is greatly improved, and the construction progress is accelerated.

Description

Technical Field

[0001] The utility model relates to the field of prefabricated column construction, in particular to auxiliary equipment for installing prefabricated columns. Background Art

[0002] When installing precast columns, use the lower steel bars and layout positions for positioning. After initial positioning, measure the verticality of the precast columns with a ruler or laser level, and then adjust the verticality of the precast columns according to the bottom connectors until the measured verticality meets the requirements and then tighten all the column reinforcement connectors at the bottom.

[0003] Since the traditional method of installing prefabricated columns requires rough positioning and then using measuring tools to determine whether they meet the verticality requirements, the construction steps are cumbersome and the construction efficiency is low.

[0004] Therefore, in order to solve the above problems, an auxiliary equipment for prefabricated column installation is needed, which can improve the efficiency of prefabricated column positioning and installation and speed up the construction progress. Utility Model Content

[0005] In view of this, the purpose of the utility model is to overcome the defects in the prior art and provide auxiliary equipment for the installation of prefabricated columns, which can improve the efficiency of the positioning and installation of prefabricated columns and speed up the construction progress.

[0006] The auxiliary equipment for installing a prefabricated column of the utility model comprises a horizontal fixing assembly, the horizontal fixing assembly comprises a mounting seat, the mounting seat comprises a limit arm I and a limit arm II connected at a preset angle, the angle between the limit arm I and the limit arm II is a limit angle, the limit arm I is connected to a limit rod, the limit rod is provided with a locking piece, the locking piece can be movably arranged on the limit rod in a limited position, the limit arm II has a guide hole, and the diameter of the guide hole is not less than the rod diameter of the limit rod;

[0007] The horizontal fixing assembly also includes a bubble level, which is fixed on the top surface of the mounting seat;

[0008] There are four groups of horizontal fixing components, and two adjacent groups of horizontal fixing components are fixedly connected. The limiting angle of the mounting seat in each group of horizontal fixing components is inward, so that the four groups of horizontal fixing components form a ring that surrounds the preset prefabricated column;

[0009] The limiting rod in the upper level horizontal fixing assembly is passed through the guide hole in the lower level horizontal fixing assembly, so that the limiting arm II in the lower level horizontal fixing assembly is located on the limiting rod between the limiting arm I in the upper level horizontal fixing assembly and the locking member;

[0010] It also includes a laser level, which is fixed on a mounting seat in any group of horizontal fixing components. The laser level includes two laser levels, and the two laser levels are not located on the same side of the preset prefabricated column.

[0011] Furthermore, the laser level has a mounting ear, the mounting seat has a limiting assembly for fixing the mounting ear, the limiting assembly includes a limiting member fixed on the mounting seat, the limiting member has a mounting plate perpendicular to the horizontal plane, and the mounting plate has a limiting portion for limiting the mounting ear.

[0012] Furthermore, the limiting portion is a through hole provided on the mounting plate, the mounting lug is located on the side wall of the laser level, and the mounting lug is suspended on the limiting member in a manner of penetrating through the through hole.

[0013] Furthermore, the limiting assembly also includes a positioning member, and the positioning member is used to fix the mounting ear on the limiting member.

[0014] Furthermore, the limiting member further comprises an auxiliary plate arranged in parallel with the mounting plate, the auxiliary plate is located on the inner side of the mounting plate, and the positioning member can be movably arranged on the auxiliary plate in a limited manner.

[0015] Furthermore, the positioning member includes a bolt and a nut, the nut is fixed on the auxiliary plate, the center axis of the nut is perpendicular to the auxiliary plate, the auxiliary plate has a through hole with the same size as the inner diameter of the nut, and the center axis of the through hole coincides with the center axis of the inner diameter of the nut, so that the bolt is threadedly connected to the nut in a manner of being vertically penetrated through the auxiliary plate.

[0016] Furthermore, one end of the bolt close to the mounting plate is a clamping end, and the clamping end moves closer to or farther from the mounting ear through the rotation of the bolt on the nut.

[0017] Furthermore, the positioning member also includes a rubber gasket sleeved on the bolt head, and the rubber gasket is limited between the bolt head and the auxiliary plate.

[0018] Furthermore, the limiting member also includes a reinforcing plate connecting the mounting plate and the auxiliary plate, and the reinforcing plate is used to keep the mounting plate and the auxiliary plate in a parallel relationship.

[0019] Furthermore, the limit arm I and the limit arm II are vertically connected in an "L" shape, and the bubble level is installed at the bend of the "L" shape.

[0020] The present invention also discloses a method for positioning and installing a prefabricated column, including auxiliary equipment for installing the prefabricated column, and further comprising the following steps:

[0021] S1. Make several preset reference marks on the same reference plane I on the circumferential facade of the preset prefabricated column, and make several installation reference marks at the installation position of the preset prefabricated column;

[0022] The reference plane I is parallel to the horizontal plane, and the reference plane I is perpendicular to the length direction of the preset prefabricated column;

[0023] S2. Select a preset number of horizontal fixing components and a preset number of laser levels;

[0024] S3. Assembling a preset number of horizontal fixing components to form an annular structure surrounding a preset prefabricated column, wherein the annular structure is fixed on a preset prefabricated column;

[0025] S4. Adjust the preset number of horizontal fixing components so that the annular structure surrounding the preset prefabricated column is located on the same reference plane I;

[0026] Alternatively, a preset number of horizontal fixing components are adjusted so that the annular structure surrounding the preset prefabricated column is parallel to the preset reference plane I;

[0027] S5. The preset number of laser levels are fixed at a preset position in the annular structure;

[0028] S6. The preset prefabricated column is transported to the designated location so that the circular level bubble of the bubble level in each set of horizontal fixed components is centered;

[0029] S7. Turn on a preset number of laser levels, so that the laser of each laser level coincides with the preset installation reference mark, keep the circular level bubble of the bubble level in each set of horizontal fixing components centered, and fix the preset prefabricated column in the preset installation position;

[0030] S8. Remove auxiliary equipment used for precast column installation.

[0031] The beneficial effects of the utility model are as follows: the utility model discloses an auxiliary equipment for installing a prefabricated column, comprising a horizontal fixing assembly, the horizontal fixing assembly comprising a mounting seat, the mounting seat comprising a limit arm I and a limit arm II connected at a preset angle, the preset angle corresponding to the radial structure conforming to the preset prefabricated column, so that the mounting seat can be fitted and fixed on the outer wall surface of the preset prefabricated column; the limit arm I is connected to a limit rod, the limit rod is provided with a locking piece, the locking piece can be movably arranged on the limit rod in a limited position, the limit arm II is provided with a guide hole, the aperture of the guide hole is not less than The rod diameter of the limit rod is such that when there are two groups of horizontal fixing components and the two groups of horizontal fixing components are assembled to form a whole, the limit rod in the upper level horizontal fixing component is passed through the guide hole in the lower level horizontal fixing component, and the locking member can limit the limit arm II in the lower level horizontal fixing component on the limit arm I in the upper level horizontal fixing component, so that the limit arm II in the lower level horizontal fixing component is located on the limit rod and is limited between the limit arm I in the upper level horizontal fixing component and the locking member; the horizontal fixing component also includes a bubble level, which is fixed on the mounting seat and is used during construction. In this stage, the circular level bubble of the bubble level is adjusted to the center to determine the verticality of the preset prefabricated column installed in the specified position. The assembly accuracy can be met in the stage of lifting and assembling the prefabricated column, and no secondary measurement and calibration is required, which reduces the construction difficulty and improves the construction efficiency. It also includes a laser level, which is fixed on a mounting seat in any group of horizontal fixing components. The laser level includes two, and the two laser levels are not located on the same side of the preset prefabricated column. The two laser levels that are not located on the same side of the prefabricated column can meet the accuracy of double-point positioning, which improves the efficiency of subsequent construction. Due to the traditional installation of prefabricated columns The method requires rough positioning and then using a measuring tool to determine whether it meets the verticality requirement. In this patent, a precise positioning tool is directly embedded in the prefabricated column, and the horizontal bubble on the tool is used to directly adjust it into place during the installation process. At the same time, a three-point laser level can be fixedly suspended on the tool. When in place, the laser of the level is aligned with the axis that has been laid out in advance on the ground, which can more accurately install the prefabricated column and avoid overall deviation. Using this tool can make the position and verticality of the prefabricated column in place at one time during installation, greatly improving the installation efficiency of the prefabricated column and speeding up the construction progress. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0033] Figure 1 It is a schematic diagram of the structure of the utility model;

[0034] Figure 2 It is a side view structural schematic diagram of the utility model;

[0035] Figure 3The utility model is a schematic diagram of the structure of the laser level installed on any set of horizontal fixing components. DETAILED DESCRIPTION

[0036] Figure 1 It is a structural schematic diagram of the utility model. As shown in the figure, the auxiliary equipment for prefabricated column installation in this embodiment includes a horizontal fixing component, the horizontal fixing component includes a mounting seat 1, the mounting seat 1 includes a limit arm Ⅰ11 and a limit arm Ⅱ12 connected at a preset angle, the angle between the limit arm Ⅰ11 and the limit arm Ⅱ12 is the limit angle, the preset angle corresponds to the radial structure conformal of the preset prefabricated column 001, so that the mounting seat 1 can be fitted and fixed on the outer wall surface of the preset prefabricated column 001, the limit arm Ⅰ11 and the limit arm Ⅱ12 can form a whole in a fixed manner so that the angle of the limit angle is determined, such as an integrated molding method, a pin locking method or a bonding fixation method, etc.; or the limit arm Ⅰ11 and the limit arm Ⅱ12 form a whole in an angle-adjustable manner so that the angle of the limit angle can be adjusted, such as a bolt connection method, an axial pin connection method or a hinge connection method, etc.; it will not be repeated here.

[0037] In this embodiment, the limiting arm Ⅰ11 is connected to the limiting rod 2, and the limiting rod 2 is provided with a locking member 3, and the locking member 3 can be movably provided on the limiting rod 2 in a limited manner. The locking member 3 can be movably provided on the limiting rod 2 in a limited manner, and the locking member 3 can be movably provided on the limiting rod 2 in a limited manner including a nut being matched with a screw rod through a thread, a pin being matched with any pin hole on a rod having a plurality of pin holes, or a clamp being driven to be fixed at any position of the rod, etc., which will not be described in detail here;

[0038] In this embodiment, the limit arm II 12 is provided with a guide hole 4, and the aperture of the guide hole 4 is not less than the rod diameter of the limit rod 2, so that when there are two groups of horizontal fixing components and the two groups of horizontal fixing components are assembled to form a whole, the limit rod 2 in the upper-level horizontal fixing component is passed through the guide hole 4 in the lower-level horizontal fixing component, and the locking member 3 can limit the limit arm II 12 in the lower-level horizontal fixing component on the limit arm I 11 in the upper-level horizontal fixing component, so that the limit arm II 12 in the lower-level horizontal fixing component is located on the limit rod 2 and is limited between the limit arm I 11 in the upper-level horizontal fixing component and the locking member 3.

[0039] In this embodiment, the horizontal fixing component also includes a bubble level 5, and the bubble level 5 is fixed on the mounting base 1. The bubble level 5 is generally fixed on the outer facade of the mounting base 1 within the visible range, or more specifically, the bubble level 5 is fixed on the top surface of the mounting base 1, and during the construction stage, the circular level bubble of the bubble level 5 is adjusted to the center to determine the verticality of the preset prefabricated column 001 installed at the specified position. The assembly accuracy can be met during the stage of lifting and assembling the prefabricated columns, without the need for secondary measurement and calibration, thereby reducing the construction difficulty and improving the construction efficiency.

[0040] In this embodiment, the cross section of the preset prefabricated column 001 is rectangular, and there are four groups of horizontal fixing components. A fixed connection is formed between two adjacent groups of horizontal fixing components. The limiting angle of the mounting seat 1 in each group of horizontal fixing components is inward, so that the four groups of horizontal fixing components form a ring that surrounds the preset prefabricated column 001, thereby improving the reliability of the installation of the device on the preset prefabricated column 001. In addition, the verticality of the preset prefabricated column 001 during installation can be more accurately determined through multiple horizontal fixing components with horizontal bubble meters, thereby improving the construction accuracy.

[0041] More specifically, the limiting arm Ⅰ11 and the limiting arm Ⅱ12 are vertically connected in an "L" shape, and the mounting seat 1 is obtained by an integrated molding method, which meets the use requirements of the structural strength, and the horizontal fixing component is universal, which can reduce the reuse cost; of course, this scheme is adapted to prefabricated columns with special-shaped cross-sections, and the limiting angles formed between the limiting arms Ⅰ11 and the limiting arms Ⅱ12 in multiple groups of horizontal fixing components can be the same or different, and the purpose is to ensure that the limiting angle formed between the limiting arms Ⅰ11 and the limiting arms Ⅱ12 is consistent with the truncation angle of the prefabricated column to be assembled, and the aforementioned conformal and fitting fixing method is satisfied, which will not be repeated here;

[0042] The bubble level 5 is installed at the bend of the "L" shape and is a circular bubble level 5, which is conducive to adjusting and observing the position of the circular level bubble and improving construction efficiency. The circular bubble level 5 is selected from any one of the existing technologies. The circular bubble level 5 is selected from any one of the existing technologies.

[0043] In this embodiment, the limit rod 2 in the upper-level horizontal fixing component is passed through the guide hole 4 in the lower-level horizontal fixing component. More specifically, the limit rod 2 in the horizontal fixing component is a screw fixed on the limit arm Ⅰ11, and the axial direction of the screw is parallel to the length direction of the limit arm Ⅰ11. The locking piece 3 in the horizontal fixing component is a nut threadedly connected to the screw, so that the locking piece 3 can be adjusted to be fixed at any position on the limit rod 2. The guide hole 4 is opened parallel to the length direction of the limit arm Ⅱ12, so that the limit rod 2 and the guide hole 4 located on the same mounting seat 1 are perpendicular; and the aperture of the guide hole 4 is larger than the rod diameter of the screw, and the aperture of the guide hole 4 is smaller than the outer diameter of the nut, so that the limit arm Ⅱ12 in the lower-level horizontal fixing component is located on the limit rod 2 and is limited between the limit arm Ⅰ11 and the locking piece 3 in the upper-level horizontal fixing component.

[0044] In this embodiment, a laser level 6 is also included. The laser level 6 is fixed on the mounting seat 1 in any group of horizontal fixing components. The laser level 6 includes two. The two laser levels 6 are not located on the same side of the preset prefabricated column 001. The two laser levels 6 that are not located on the same side of the prefabricated column can meet the accuracy of double-point positioning. More specifically, the two laser levels 6 are arranged on both sides of the prefabricated column opposite to each other, and the vertical sections corresponding to the lasers emitted by the two laser levels 6 are close to the center position of the cross-section of the prefabricated column, so that the positioning accuracy of the preset prefabricated column 001 is met, thereby improving the efficiency of subsequent construction. The vertical section is perpendicular to the horizontal plane, and the cross-section is parallel to the horizontal plane. The laser level 6 selects any one of the existing technologies.

[0045] In this embodiment, the laser level 6 described in this scheme selects a three-point laser level 6, and the laser level 6 has a mounting ear 61, and the mounting seat 1 has a limiting assembly for fixing the mounting ear 61, and the limiting assembly includes a limiting member fixed on the mounting seat 1, and the limiting member has a mounting plate 71 perpendicular to the horizontal plane, and the mounting plate 71 has a limiting portion for limiting the mounting ear 61; the mounting ear 61 is fixed on the circumferential side wall of the laser level 6, and a bayonet is provided between the mounting ear 61 and the laser level 6, and the opening of the bayonet faces downward. More specifically, as Figure 2As shown, the bayonet between the mounting ear 61 and the laser level 6 is in an "n" shape, the limit piece is fixed at the bottom of the limit arm Ⅰ11, and the mounting plate 71 of the limit piece is perpendicular to the horizontal plane, and the limit portion is a through hole opened on the mounting plate 71, and the mounting ear 61 is located on the side wall of the laser level 6, and the mounting ear 61 is suspended on the limit piece in a manner of passing through the through hole, and the laser emitted by the laser level 6 is perpendicular to the horizontal plane; or the limit portion extends from the mounting plate 71 toward or away from the prefabricated column to form a cantilever structure, and the mounting ear 61 hung on the cantilever can also achieve fixation of the laser level 6, which will not be repeated here.

[0046] In this embodiment, the limiting assembly also includes a positioning member, which is used to fix the mounting ear 61 on the limiting member. The mounting ear 61 is fixed to the limiting member in a detachable manner. The detachable fixing includes a fixing method of a clamping structure, a fixing method of a bolt connection structure, or a fixing method of a pin lock limit, etc., which will not be repeated here.

[0047] In this embodiment, the limiting member also includes an auxiliary plate 72 arranged in parallel with the mounting plate 71, and the auxiliary plate 72 is located on the inner side of the mounting plate 71, and the inner side is the direction close to the preset prefabricated structural column. The limiting member also includes a reinforcing plate 73 connecting the mounting plate 71 and the auxiliary plate 72, and the reinforcing plate 73 is used to keep the mounting plate 71 and the auxiliary plate 72 in a parallel relationship. In this solution, the reinforcing plate 73 is located at the bottom of the limiting member to connect the mounting plate 71 and the auxiliary plate 72. Figure 2 As shown, the truncated shape of the stopper is a rectangular ring, and the stopper is fixed at the bottom of the mounting seat 1. More specifically, in this solution, the mounting seat 1 is an integrally formed steel member, the screw is a steel structural member and is fixed on the mounting seat 1 by welding, and the stopper is a square steel pipe fixed at the bottom of the mounting seat 1 by welding. The overall structure is simple and reliable, and the material is convenient to obtain and has the advantage of a long service life. The verticality can be controlled, which is conducive to the rapid and accurate positioning and installation of the prefabricated column.

[0048] In this embodiment, the positioning member can be movably set on the auxiliary plate 72 in a limited position. The positioning member includes a bolt 81 and a nut 82. The nut 82 is fixed on the auxiliary plate 72 by welding. The central axis of the nut 82 is perpendicular to the auxiliary plate 72. The auxiliary plate 72 has a through hole with the same size as the inner diameter of the nut. The central axis of the through hole coincides with the central axis of the inner diameter of the nut, so that the bolt 81 is threadedly connected to the nut 82 in a manner of being vertically penetrated through the auxiliary plate 72. The end of the bolt 81 close to the mounting plate 71 is a clamping end 84. The clamping end 84 is moved closer to or away from the mounting ear 61 by the rotation of the bolt 81 on the nut 82. The clamping end 8 4 is driven close to the mounting ear 61 and finally fits on the mounting ear 61, so that the laser level 6 is fixed to the limiting member to form a whole, and the clamping end 84 is driven away from the mounting ear 61, so that the laser level 6 can be removed from the limiting member, thereby improving the transportation and storage capacity of the overall structure and having the advantages of convenient and reliable assembly; the positioning member also includes a rubber gasket 83 sleeved on the head of the bolt 81, and the rubber gasket 83 is limited between the bolt head and the auxiliary plate, thereby protecting the limiting member and facilitating the adjustment of the clamping force on the mounting ear 61, so that the fixation of the horizontal laser on the limiting member is more reliable, and the installation accuracy of the preset prefabricated column 001 at the preset position is improved.

[0049] The present invention also discloses a method for positioning and installing a prefabricated column, including auxiliary equipment for installing the prefabricated column, and further comprising the following steps:

[0050] S1. Make several preset reference marks located on the same reference plane I on the circumferential facade of the preset prefabricated column 001. The preset reference marks can be drawn in the form of lines or punctuation. In this scheme, the reference plane I is determined by drawing lines, and several installation reference marks are made at the installation position of the preset prefabricated column 001. The installation reference mark method is the same as the prior art, which is the axis line that has been laid out in advance;

[0051] The reference plane I is parallel to the horizontal plane, and the reference plane I is perpendicular to the length direction of the preset prefabricated column 001;

[0052] S2 selects a preset number of horizontal fixed components and a preset number of laser levels 6; in this solution, the horizontal fixed components are four groups, the laser level 6 is two,

[0053] S3. Assembling a preset number of horizontal fixing components to form an annular structure surrounding the preset prefabricated column 001, wherein the annular structure is fixed on the preset prefabricated column 001;

[0054] S4. Adjust the preset number of horizontal fixing components so that the annular structure surrounding the preset prefabricated column 001 is located on the same reference plane Ⅰ;

[0055] Alternatively, a preset number of horizontal fixing components are adjusted so that the annular structure surrounding the preset prefabricated column 001 is parallel to the preset reference plane I; this solution is to make four groups of horizontal fixing components located on the same reference plane I surround the preset prefabricated column 001;

[0056] S5. The preset number of laser level 6 is fixed at a preset position in the annular structure; the two laser level 6 are arranged diagonally to form a rectangular annular structure;

[0057] S6. The preset precast column 001 is transported to the designated location, so that the circular level bubble of the bubble level 5 in each horizontal fixed assembly is centered; adjust the verticality of the precast column and the horizontal plane;

[0058] S7. Turn on a preset number of laser level gauges 6, so that the laser of each laser level gauge 6 coincides with the preset installation reference mark, keep the circular level bubble of the bubble level gauge 5 in each set of horizontal fixing components centered, and fix the preset prefabricated column 001 at the preset installation position; the laser of the laser level gauge 6 coincides with the preset axis to meet the installation of the prefabricated column at the preset position, which greatly shortens the construction period and is convenient to operate;

[0059] S8. Remove the auxiliary equipment used for the installation of prefabricated columns and reuse it for the next preset prefabricated column 001 until all prefabricated columns on site are fixed at their corresponding preset positions. The prefabricated columns use the installation tools and installation methods of this solution, which can greatly shorten the construction period of the prefabricated column installation.

[0060] Since the traditional method of installing prefabricated columns requires rough positioning and then using measuring tools to determine whether they meet the verticality requirements, in this patent, a precise positioning tool is directly embedded in the prefabricated column, and the horizontal bubble on the tool is used to directly adjust it into place during the installation process. At the same time, a three-point laser level 6 can be fixedly suspended on the tool. When in place, the laser of the level is aligned with the axis that has been laid out in advance on the ground, which can more accurately install the prefabricated column and avoid overall deviation. Using this tool can make the position and verticality of the prefabricated column in place at one time during installation, greatly improving the installation efficiency of the prefabricated column and speeding up the construction progress.

[0061] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An auxiliary equipment for prefabricated column installation, characterized in that: The horizontal fixing assembly includes a mounting seat, the mounting seat includes a limit arm I and a limit arm II connected at a preset angle, the angle between the limit arm I and the limit arm II is a limit angle, the limit arm I is connected to a limit rod, the limit rod is provided with a locking piece, the locking piece can be movably provided on the limit rod in a limited position, the limit arm II has a guide hole, and the diameter of the guide hole is not less than the rod diameter of the limit rod; The horizontal fixing assembly also includes a bubble level, which is fixed on the top surface of the mounting seat; There are four groups of horizontal fixing components, and two adjacent groups of horizontal fixing components are fixedly connected. The limiting angle of the mounting seat in each group of horizontal fixing components is inward, so that the four groups of horizontal fixing components form a ring that surrounds the preset prefabricated column; The limiting rod in the upper level horizontal fixing assembly is passed through the guide hole in the lower level horizontal fixing assembly, so that the limiting arm II in the lower level horizontal fixing assembly is located on the limiting rod between the limiting arm I in the upper level horizontal fixing assembly and the locking member; It also includes a laser level, which is fixed on a mounting seat in any group of horizontal fixing components. The laser level includes two laser levels, and the two laser levels are not located on the same side of the preset prefabricated column.

2. The auxiliary equipment for prefabricated column installation according to claim 1, characterized in that: The laser level has a mounting ear, and the mounting seat has a limiting assembly for fixing the mounting ear. The limiting assembly includes a limiting piece fixed on the mounting seat, the limiting piece has a mounting plate perpendicular to the horizontal plane, and the mounting plate has a limiting portion for limiting the mounting ear.

3. The auxiliary equipment for prefabricated column installation according to claim 2, characterized in that: The limiting part is a through hole formed on the mounting plate, the mounting ears are located on the side walls of the laser level, and the mounting ears are inserted through the through hole to suspend the laser level on the limiting part.

4. The auxiliary equipment for prefabricated column installation according to claim 3, characterized in that: The limiting assembly also includes a positioning member, and the positioning member is used to fix the mounting ear on the limiting member.

5. The auxiliary equipment for prefabricated column installation according to claim 4, characterized in that: The limiting member also includes an auxiliary plate arranged in parallel with the mounting plate, the auxiliary plate is located on the inner side of the mounting plate, and the positioning member can be movably arranged on the auxiliary plate in a limited manner.

6. The auxiliary equipment for prefabricated column installation according to claim 5, characterized in that: The positioning member includes a bolt and a nut, the nut is fixed on the auxiliary plate, the central axis of the nut is perpendicular to the auxiliary plate, the auxiliary plate has a through hole with the same size as the inner diameter of the nut, the central axis of the through hole coincides with the central axis of the inner diameter of the nut, so that the bolt is threadedly connected to the nut in a manner of being vertically penetrated through the auxiliary plate.

7. The auxiliary equipment for prefabricated column installation according to claim 6, characterized in that: One end of the bolt close to the mounting plate is a clamping end, and the clamping end moves closer to or farther from the mounting ear through the rotation of the bolt on the nut.

8. The auxiliary equipment for prefabricated column installation according to claim 6, characterized in that: The positioning member also includes a rubber gasket sleeved on the bolt head, and the rubber gasket is limited between the bolt head and the auxiliary plate.

9. The auxiliary equipment for prefabricated column installation according to claim 5, characterized in that: The position-limiting member further comprises a reinforcing plate connecting the mounting plate and the auxiliary plate, wherein the reinforcing plate is used to keep the mounting plate and the auxiliary plate in a parallel relationship.

10. The auxiliary equipment for prefabricated column installation according to claim 1, characterized in that: The limit arm I and the limit arm II are vertically connected in an "L" shape, and the bubble level is installed at the bend of the "L" shape.

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