Reusable upper column connecting device for steel stand column arranged in pile

Abstract

The utility model discloses a reusable upper connecting column device for a steel stand column arranged in a pile. The device comprises a steel casing, an upper connecting column, a connecting plate, the steel stand column arranged in the pile, a rotating assembly and a positioning assembly. A guide assembly is mounted on the steel casing; the upper connecting column is vertically connected into the steel casing in a sliding mode through a guide assembly. A supporting part is installed on the upper connecting column and placed on the top of the guide assembly. The two connecting plates are fixedly installed on the two sides of the bottom of the upper connecting column. The in-pile steel stand column is arranged under the upper connecting column; the rotating assembly is rotationally connected to the upper connecting column, and a fixing bolt is installed at the bottom of the rotating assembly. The positioning assembly is installed on the upper connecting column, and the positioning assembly is detachably connected with the rotating assembly. The upper connecting column and the steel stand column body arranged in the pile can be connected, fixed and conveniently separated, the upper connecting column and the steel stand column body arranged in the pile can be conveniently and rapidly placed and disassembled, and installation accuracy and working efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a reusable column connecting device for a steel column arranged inside a pile. Background Art

[0002] The steel columns within the piles are constructed of H-shaped steel, a highly economical and efficient profile with optimized cross-sectional area distribution and a more reasonable strength-to-weight ratio. During bored pile construction involving these columns, drilling and concrete pouring were carried out according to the plan outlined in the construction organization design, ensuring efficient construction and ensuring quality assurance.

[0003] However, in the existing technology, since the design top elevation of the steel column inside the pile is required to be below the ground elevation, the steel column inside the pile needs to be welded to the upper connecting column when it is placed, and it needs to be cut off at the ground elevation when it is dismantled, resulting in excessive use of time and human resources, and causing some waste of upper connecting column materials, seriously restricting the construction progress and increasing construction costs.

[0004] Therefore, a reusable column connecting device for a steel column arranged inside a pile is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a reusable post-connecting device for a steel column arranged inside a pile, aiming to solve or improve at least one of the above-mentioned technical problems.

[0006] To achieve the above-mentioned purpose, the present invention provides the following solution: The present invention provides a reusable device for connecting a steel column in a pile, comprising:

[0007] A steel casing having a guide assembly mounted thereon;

[0008] An upper connecting column, the upper connecting column being vertically slidably connected to the steel casing through the guide assembly; a support portion is mounted on the upper connecting column, and the support portion is placed on the top of the guide assembly;

[0009] Connecting plates, two of which are fixedly mounted on both sides of the bottom of the upper connecting column;

[0010] A steel column is provided in the pile, and the steel column is provided directly below the upper connecting column;

[0011] A rotating assembly, the rotating assembly being rotatably connected to the upper connecting column, and a fixing pin being installed at the bottom of the rotating assembly;

[0012] A positioning assembly, the positioning assembly being mounted on the upper connecting post and being detachably connected to the rotating assembly;

[0013] Wherein, connection holes are opened on the top of the side wall of the steel column in the pile and the two connection plates, the three connection holes are interconnected, and the three connection holes are all connected to the fixing pins.

[0014] According to a reusable pile internal steel column upper connecting column device provided by the utility model, the guide assembly includes a guide groove and two H-shaped steels, the two H-shaped steels are arranged side by side and spaced apart, and the bottom surfaces of the two H-shaped steels are both in contact with the top of the steel casing; the guide groove is welded to the bottom of the two H-shaped steels, the upper connecting column is vertically slidably connected in the guide groove, and the support part is placed on the top of the two H-shaped steels.

[0015] According to the utility model, a reusable pile internal steel column upper connecting column device is provided, wherein the rotating assembly includes a rotating rod, a rocker and a connecting rod, the rotating rod is rotatably connected to the upper connecting column through a plurality of rotating bearings, and the rotating rod is arranged along the length direction of the upper connecting column;

[0016] The rocker is fixedly mounted on the top of the rotating rod, the connecting rod is fixedly mounted on the bottom of the rotating rod, the rocker is detachably connected to the positioning assembly, and the fixing pin is movably connected to the connecting rod.

[0017] According to a reusable pile internal steel column upper connecting column device provided by the utility model, the positioning assembly includes a connecting block and a locking hook, the locking hook is clamped with the end of the rocker away from the rotating rod, the locking hook is rotatably connected to the connecting block through a rotating shaft, a sliding groove is provided on the top of the upper connecting column, the connecting block is slidably connected to the sliding groove, and a reset spring is installed between the groove wall of the sliding groove and the connecting block.

[0018] According to a reusable pile internal steel column upper connecting column device provided by the utility model, the support part includes two fulcrums, the two fulcrums are respectively welded to the tops of the two opposite side walls of the upper connecting column, and the two fulcrums are respectively placed on the tops of the two H-shaped steels.

[0019] According to the utility model, a reusable pile internally provided steel column upper column connecting device is provided, and guide assembly hanging points are welded to both sides of the H-shaped steel.

[0020] According to the utility model, a reusable upper connecting column device is provided in a steel column of a pile, and a plurality of connecting column hanging holes are opened on the top of the upper connecting column.

[0021] According to the reusable pile internal steel column upper column connecting device provided by the utility model, the fixing pin is adapted to the size of the connecting hole.

[0022] The utility model discloses the following technical effects:

[0023] The utility model can realize the convenient and rapid installation of the steel column and the upper connecting column in the pile through the cooperation of the upper connecting column, the steel casing and the guide assembly, and can control the installation position, thereby improving the installation accuracy;

[0024] The utility model can drive the fixed pin to move by rotating the assembly, so that the fixed pin is plugged into the three connecting holes, thereby achieving fixed cooperation between the steel column inside the pile and the two connecting plates, and connecting and fixing the upper connecting column and the steel column inside the pile to one piece, which is convenient for connecting them into a whole and lowering them and locking them through the positioning assembly;

[0025] The utility model discloses that after pouring is completed, the rotating assembly can be unlocked by the positioning assembly, and the fixed pin is driven by the rotating assembly to separate from the three connecting holes, thereby realizing the separation of the upper connecting column and the steel column pile body in the pile, and the upper connecting column can be conveniently and quickly taken out and used for the next construction. It is easy to use, reduces material waste, can be reused, is convenient and quick to place and dismantle, and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0027] Figure 1 It is a structural diagram of the utility model;

[0028] Figure 2 This is a schematic diagram of the installation of the rotating assembly and the upper connecting column in the present invention;

[0029] Figure 3 This is a schematic diagram of the installation of H-shaped steel and steel casing in the utility model;

[0030] Figure 4 This is a schematic diagram of the installation of the positioning component in the present utility model;

[0031] Figure 5 This is a schematic diagram of the installation of the rotating assembly and the fixed latch in the present invention;

[0032] Figure 6 It is a structural diagram of the guide assembly in the utility model.

[0033] Among them, 1. Upper connecting column; 2. Connecting plate; 3. Rotating rod; 4. Rocker; 5. Locking hook; 6. Connecting rod; 7. Fixed pin; 8. Rotating shaft; 9. Rotating bearing; 10. Connecting column hanging hole; 11. Fulcrum; 12. H-shaped steel; 13. Guide groove; 14. Steel casing; 15. Steel column inside the pile; 16. Guide assembly hanging point; 17. Connecting hole. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0035] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0036] Reference Figures 1-6 The utility model provides a reusable pile internal steel column upper column connecting device, comprising:

[0037] A steel casing 14 is provided with a guide assembly;

[0038] The upper connecting column 1 is vertically slidably connected to the steel casing 14 through a guide assembly; a support portion is installed on the upper connecting column 1, and the support portion is placed on the top of the guide assembly;

[0039] Two connecting plates 2 are provided and fixedly mounted on both sides of the bottom of the upper connecting column 1;

[0040] A steel column 15 is provided inside the pile, and the steel column 15 is provided directly below the upper connecting column 1. The steel column 15 is an H-shaped steel that meets international standards. The upper connecting column 1 can be used to install the steel column 15 first and then pour concrete, or to pour concrete first and then install the steel column 15.

[0041] The rotating assembly is rotatably connected to the upper connecting column 1, and a fixed pin 7 is installed at the bottom of the rotating assembly;

[0042] The positioning assembly is mounted on the upper connecting column 1 and is detachably connected to the rotating assembly;

[0043] Among them, the top of the side wall of the steel column 15 in the pile and the two connecting plates 2 are all provided with connecting holes 17, the three connecting holes 17 are interconnected, and the three connecting holes 17 are all plugged into the fixed pins 7;

[0044] With such a configuration, the utility model can realize the convenient and rapid installation of the steel column 15 and the upper connecting column 1 through the cooperation of the upper connecting column 1, the steel casing 14 and the guide assembly, and can control the installation position, thereby improving the installation accuracy;

[0045] The utility model can drive the fixed pin 7 to move by rotating the assembly, so that the fixed pin 7 is plugged into the three connecting holes 17, thereby achieving fixed cooperation between the steel column 15 provided in the pile and the two connecting plates 2, and achieving the connection and fixation of the upper connecting column 1 and the steel column 15 provided in the pile body to one piece, which is convenient for connecting them into a whole and lowering them and locking them through the positioning assembly;

[0046] After the pouring is completed, the utility model can unlock the rotating assembly through the positioning assembly, and the rotating assembly drives the fixed pin 7 to separate from the three connecting holes 17, thereby realizing the separation of the upper connecting column 1 and the pile body of the steel column 15 in the pile. The upper connecting column 1 can be conveniently and quickly taken out and used for the next construction. It is easy to use, reduces material waste, can be reused, is convenient and quick to place and dismantle, and improves work efficiency.

[0047] To further optimize the solution, the guide assembly includes a guide groove 13 and two H-shaped steels 12. The two H-shaped steels 12 are arranged side by side and spaced apart, and the bottom surfaces of the two H-shaped steels 12 are both in contact with the top of the steel casing 14; the guide groove 13 is welded to the bottom of the two H-shaped steels 12, and the upper connecting column 1 is vertically slidably connected in the guide groove 13, and the support part is placed on the top of the two H-shaped steels 12; the guide groove 13 can be used to limit the position of the upper connecting column 1 and the steel column 15 in the pile, thereby improving the installation accuracy.

[0048] Further optimized solution, the rotating assembly includes a rotating rod 3, a rocker 4 and a connecting rod 6, the rotating rod 3 is rotatably connected to the upper connecting column 1 through a plurality of rotating bearings 9, and the rotating rod 3 is arranged along the length direction of the upper connecting column 1;

[0049] The rocker 4 is fixedly mounted on the top of the rotating rod 3, the connecting rod 6 is fixedly mounted on the bottom of the rotating rod 3, the rocker 4 is detachably connected to the positioning assembly, and the fixing pin 7 is movably connected to the connecting rod 6;

[0050] By rotating the rocker 4, the rotating rod 3 is rotated, thereby driving the fixed pin 7 to adjust its position. By plugging or separating the fixed pin 7 with the three connecting holes 17, the upper connecting column 1 and the steel column 15 in the pile are fixedly connected and separated.

[0051] To further optimize the solution, the positioning assembly includes a connecting block and a locking hook 5. The locking hook 5 is clamped with the end of the rocker 4 away from the rotating rod 3. The locking hook 5 is rotatably connected to the connecting block through the rotating shaft 8. A sliding groove is provided on the top of the upper connecting column 1. The connecting block is slidably connected to the sliding groove, and a reset spring is installed between the groove wall of the sliding groove and the connecting block; the locking hook 5 is used to lock the rocker 4. By manually grabbing the locking hook 5, the locking hook 5 and the rocker 4 are fixed and stable, thereby locking the rocker 4. After the installation is completed, the locking hook 5 and the rocker 4 are manually separated to achieve unlocking.

[0052] To further optimize the solution, the support part includes two fulcrums 11, which are respectively welded to the tops of the two opposite side walls of the upper connecting column 1, and the two fulcrums 11 are respectively placed on the tops of the two H-shaped steels 12, so as to achieve stable support of the upper connecting column 1 and the two H-shaped steels 12.

[0053] To further optimize the solution, guide assembly hanging points 16 are welded on both sides of the H-shaped steel 12.

[0054] To further optimize the solution, a plurality of column hanging holes 10 are opened on the top of the upper column 1.

[0055] In a further optimized solution, the size of the fixing pin 7 is adapted to the size of the connecting hole 17 .

[0056] In this embodiment, the installation method is described by taking the case where the steel columns 15 are installed first and then the concrete is poured:

[0057] The accessories used when installing the pile-mounted steel column 15 include but are not limited to a level ruler, a box ruler and a total station. Before installing the pile-mounted steel column 15, first mark the corresponding axis point at the top of the steel casing 14 with a total station according to the size of the upper connecting column 1 and the direction of the pile-mounted steel column 15 marked on the construction drawing. Then, place the H-shaped steel 12 on the steel casing 14 according to the mark. During the process, measure with a box ruler to ensure that the guide groove 13 is located on the central axis of the pile-mounted steel column 15 to be installed. Then, adjust the two H-shaped steels 12 to be horizontal using a level ruler, and then fix the H-shaped steel 12 of the guide device to the steel casing 14 by welding.

[0058] To install the steel column 15 inside the pile, first lift the steel column 15 inside the pile through the guide groove 13 and place it into the pile hole, and weld the fulcrum 11 so that it fits with the upper end of the H-shaped steel 12, so as to facilitate the rapid installation of the steel column 15 inside the pile and its position control;

[0059] To install the upper connecting column 1, after the fulcrum 11 is completed, use a crane to lift the connecting column lifting hole 10 to the top of the steel column 15 in the pile, and slowly lower it so that the connecting plate 2 is inserted into the steel column 15 in the pile until the upper connecting column 1 is aligned with the connecting hole 17 of the steel column 15 in the pile. Then, by rotating the connecting rod 6 at the bottom of the rotating assembly, the fixing pin 7 is inserted into the connecting hole 17 to complete the installation of the upper connecting column 1, so that it is convenient to connect it into a whole and lower it and lock it;

[0060] Cut off the fulcrum of the steel column 15 in the pile, lower the connected whole until the fulcrum 11 of the upper connecting column 1 fits in with the upper end of the H-shaped steel 12 of the guide assembly, rotate the locking hook 5 to lock the rocker 4 to prevent the fixed pin from falling off during the pouring process, causing the steel column 15 in the pile to fall, adjust the verticality of the upper connecting column 1 with a spirit level, and after completion, firmly weld the fulcrum 11 of the upper connecting column 1 to the H-shaped steel 12 of the guide device; install the conduit and pour concrete on one side of the whole after the connection is completed;

[0061] After the pouring is completed and the concrete solidifies, the fulcrums 11 on both sides of the upper connecting column 1 are cut off, the locking hook 5 is opened, and the lower fixing pin 7 is disengaged from the connecting hole 17 by shaking the rocker 4. The upper connecting column 1 is lifted out by lifting the connecting column lifting hole 10 with a crane, and the upper connecting column is conveniently and quickly taken out and used for the next construction.

[0062] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

[0063] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention and are not intended to limit the implementation methods of the present invention. A person skilled in the art will be able to make other variations or modifications based on the above description. It is not necessary and impossible to enumerate all implementation methods here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the claims of the present invention.

Claims

1. A reusable pile internal steel column upper column device, characterized in that: include: A steel casing (14) having a guide assembly mounted thereon; An upper connecting column (1), the upper connecting column (1) is vertically slidably connected to the steel casing (14) through the guide assembly; a support portion is installed on the upper connecting column (1), and the support portion is placed on the top of the guide assembly; A connecting plate (2), wherein two connecting plates (2) are provided, and the two connecting plates (2) are fixedly mounted on both sides of the bottom of the upper connecting column (1); A steel column (15) is provided in the pile, and the steel column (15) is provided directly below the upper connecting column (1); A rotating assembly, the rotating assembly being rotatably connected to the upper connecting column (1), and a fixing pin (7) being installed at the bottom of the rotating assembly; A positioning assembly, the positioning assembly being mounted on the upper connecting column (1), and the positioning assembly being detachably connected to the rotating assembly; Wherein, connection holes (17) are provided on the top of the side wall of the steel column (15) in the pile and on the two connection plates (2), the three connection holes (17) are interconnected, and the three connection holes (17) are all plugged into the fixing pins (7).

2. The reusable pile internal steel column upper column connecting device according to claim 1 is characterized in that: The guide assembly comprises a guide groove (13) and two H-shaped steels (12), the two H-shaped steels (12) are arranged side by side and spaced apart, and the bottom surfaces of the two H-shaped steels (12) are both in contact with the top of the steel casing (14); the guide groove (13) is welded to the bottom of the two H-shaped steels (12), the upper connecting column (1) is vertically slidably connected in the guide groove (13), and the support portion is placed on the top of the two H-shaped steels (12).

3. The reusable pile internal steel column upper column connecting device according to claim 1 is characterized in that: The rotating assembly comprises a rotating rod (3), a rocking arm (4) and a connecting rod (6); the rotating rod (3) is rotatably connected to the upper connecting column (1) via a plurality of rotating bearings (9), and the rotating rod (3) is arranged along the length direction of the upper connecting column (1); The rocker (4) is fixedly mounted on the top of the rotating rod (3), the connecting rod (6) is fixedly mounted on the bottom of the rotating rod (3), the rocker (4) is detachably connected to the positioning assembly, and the fixing pin (7) is movably connected to the connecting rod (6).

4. The reusable pile internal steel column upper connecting column device according to claim 3 is characterized in that: The positioning assembly includes a connecting block and a locking hook (5), the locking hook (5) is clamped with the end of the rocker (4) away from the rotating rod (3), the locking hook (5) is rotatably connected to the connecting block through a rotating shaft (8), a sliding groove is provided on the top of the upper connecting column (1), the connecting block is slidably connected to the sliding groove, and a reset spring is installed between the groove wall of the sliding groove and the connecting block.

5. The reusable pile internal steel column upper connecting column device according to claim 2, characterized in that: The support portion comprises two supporting points (11), the two supporting points (11) are respectively welded to the tops of the two opposite side walls of the upper connecting column (1), and the two supporting points (11) are respectively placed on the tops of the two H-shaped steels (12).

6. The reusable pile internal steel column upper connecting column device according to claim 2, characterized in that: Guide assembly hanging points (16) are welded on both sides of the H-shaped steel (12).

7. The reusable pile internal steel column upper column connecting device according to claim 1, characterized in that: A plurality of connecting column hanging holes (10) are provided on the top of the upper connecting column (1).

8. The reusable pile internal steel column upper column connecting device according to claim 1, characterized in that: The size of the fixing pin (7) is adapted to the size of the connecting hole (17).

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