Simple latticed column positioning device

Abstract

The utility model provides a simple latticed column positioning device, which relates to the technical field of building construction, and comprises a first positioning unit and a second positioning unit, the first positioning unit comprises a positioning pile casing positioned at the lower part, and the bottom of the positioning pile casing is movably connected with a pile foundation pile casing; a first positioning assembly is connected into the positioning pile casing, the first positioning assembly comprises two first fastening screws which are perpendicular to each other, a first positioning screw penetrates through the middle intersection of the two first fastening screws, and an inverted-cone-shaped groove is formed in the center of a nut at the top of the first positioning screw; the second positioning unit comprises four baffles, the baffles abut against the four faces of the latticed column, the baffles are connected with a second positioning assembly, the second positioning assembly comprises two second fastening screw rods, the two second fastening screw rods are perpendicularly arranged, and a second positioning screw penetrates through the middle intersection position of the two second fastening screw rods; and a laser lamp is arranged below the second positioning screw. The device has the advantages of being reasonable in design, simple in structure, safe, reliable, convenient to construct, capable of being recycled and high in shaping degree.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a simple lattice column positioning device. Background Art

[0002] The column pile is the vertical force-bearing structure of the support system, which is mainly composed of steel lattice columns and cast-in-place pile steel cages. The construction of column piles is carried out on the existing ground. The deeper the foundation pit, the more difficult the column construction is. The rotation azimuth deviation and the verticality of the steel lattice column are often difficult to ensure, which directly affects the connection between the lattice column and the support beam. In serious cases, it will affect the force and safety of the support system. Therefore, the precise positioning and verticality control of the steel lattice column are the key to ensuring the quality and stability of the support system.

[0003] At present, the construction process of foundation pit column piles is to first use machinery to perform the hole construction of the cast-in-place pile part of the column pile, reach the designed hole depth and clean the hole, then use the lifting equipment to lift the column cast-in-place pile steel cage, connect the steel lattice column with the steel cage through manual welding, and then lower it to the designed elevation, and finally adjust the position and verticality of the lattice column through the cooperation of lifting equipment and manual work. This construction process adjusts the position and verticality of the column pile by lifting the lattice column multiple times and manually rotating it. Due to the difficulty of adjustment and insufficient positioning accuracy, subsequent adjustment design is often required; secondly, multiple adjustments waste man-hours, affect construction progress, and pose safety hazards.

[0004] How to solve the above technical problems is the subject faced by the present utility model. Utility Model Content

[0005] In order to solve the deficiencies of the prior art, the utility model provides a simple lattice column positioning device which has reasonable design, simple structure, safety and reliability, convenient construction, recyclability and high standardization.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: the utility model provides a simple lattice column positioning device, including a first positioning unit and a second positioning unit, the first positioning unit includes a positioning casing located at the bottom, the bottom of the positioning casing is movably connected to the pile foundation casing;

[0007] A first positioning assembly is connected inside the positioning sleeve, and the first positioning assembly includes two mutually perpendicular first fastening screws, a first positioning screw passes through the intersection of the two first fastening screws, and an inverted conical groove is arranged at the center of the top nut of the first positioning screw;

[0008] The second positioning unit includes four baffles, the baffles are against four sides of the lattice column, the baffles are connected with a second positioning assembly, the second positioning assembly includes two second fastening screws, the two second fastening screws are vertically arranged, and a second positioning screw is passed through the middle intersection;

[0009] A laser lamp is arranged below the second positioning screw.

[0010] The height of the positioning casing is 200 mm, and the diameter is consistent with the diameter of the pile foundation casing;

[0011] The positioning casing is threadedly connected to the pile foundation casing.

[0012] The wall of the positioning sleeve is evenly and radially provided with four screw holes, each with a hole diameter of 20 mm. The four screw holes of the positioning sleeve are located at a horizontal height and respectively penetrate the two ends of the two first fastening screws;

[0013] The middle parts of the two first fastening screws are round rod-shaped with a diameter of 20 mm. The length of the rod body is not less than 200 mm longer than the diameter of the positioning casing. External thread sections are provided at both ends of the first fastening screws, and the external thread sections are threadedly connected with first nuts. The first nut is located outside the positioning casing.

[0014] A flat section is provided in the middle of the two first fastening screws, and the flat section of the first fastening screw is 30 mm long and 5 mm thick;

[0015] The flat sections of the two first fastening screws are each provided with a first bolt hole with a diameter of 20 mm, and the first positioning screw is threadedly connected to the inner surface of the first bolt hole.

[0016] The baffle is The lattice column is shaped like a fixed plate and two wing plates fixedly connected to the fixed plate, wherein the wing plates are located on a side of the fixed plate facing the lattice column;

[0017] The fixing plate is 10 mm thick, and the outermost distance between the two wing plates is consistent with the gap distance between the two angle steels of the lattice column;

[0018] A screw hole with a diameter of 20 mm is opened in the middle of each fixing plate, and the second fastening screw passes through the screw hole of the fixing plate.

[0019] The middle parts of the two second fastening screws are round rod-shaped with a diameter of 20 mm. External thread sections are provided at both ends of the second fastening screws, and the external thread sections are threadedly connected with second nuts. The second nuts are located on the side of the baffle away from the lattice column.

[0020] A flat section is provided in the middle of the two second fastening screws, and the flat section of the second fastening screw is 30 mm long and 5 mm thick;

[0021] The flat sections of the two second fastening screws are each provided with a second bolt hole with a diameter of 20 mm, and the second positioning screw is threadedly connected to the inner surface of the second bolt hole.

[0022] The beneficial effects of the utility model are:

[0023] 1. The utility model can determine the accurate position of the lattice column by adjusting the fixed positioning casing and the construction pile foundation steel casing.

[0024] 2. The structure of the utility model can make the lattice column initially fixed and hoisted down, and the verticality of the lattice column can be ensured by adjusting the nut by the laser point position.

[0025] 3. The utility model can be disassembled and reused after the concrete is poured.

[0026] 4. The utility model has a simple structure, simple operation, strong applicability, economy and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0028] Figure 2 It is a three-dimensional structural schematic diagram of the positioning casing of the utility model.

[0029] Figure 3 It is a schematic diagram of the three-dimensional structure of the first positioning component of the utility model.

[0030] Figure 4 It is a schematic diagram of the three-dimensional structure of the second positioning component of the utility model.

[0031] Figure 5 It is a schematic diagram of the three-dimensional structure of the second positioning screw of the utility model.

[0032] Among them, the figure markings are: 1, pile foundation casing; 2, positioning casing; 3, first fastening screw; 302, first bolt hole; 303, first positioning screw; 304, inverted tapered groove; 305, first nut; 4, lattice column; 5, baffle; 501, fixing plate; 502, wing plate; 6, second fastening screw; 601, laser light; 602, second bolt hole; 603, second positioning screw; 604, second nut. DETAILED DESCRIPTION

[0033] The technical features of this solution can be clearly explained. The solution is described below through a specific implementation method.

[0034] See also Figures 1 to 5 As shown, this embodiment is a simple lattice column positioning device, including a first positioning unit and a second positioning unit, the first positioning unit includes a positioning casing 2 located at the bottom, and the bottom of the positioning casing 2 is movably connected to the pile foundation casing 1;

[0035] A first positioning assembly is connected inside the positioning casing 2, and the first positioning assembly includes two mutually perpendicular first fastening screws 3, a first positioning screw 303 is passed through the intersection of the two first fastening screws 3, and an inverted conical groove 304 is arranged at the center of the top nut of the first positioning screw 303;

[0036] The second positioning unit includes four baffles 5, the baffles 5 are against four sides of the lattice column 4, the baffles 5 are connected with a second positioning assembly, and the second positioning assembly includes two second fastening screws 6, the two second fastening screws 6 are vertically arranged, and a second positioning screw 603 is passed through the middle intersection;

[0037] A laser lamp 601 is disposed below the second positioning screw 603 .

[0038] The height of the positioning casing 2 is 200 mm, and its diameter is consistent with that of the pile foundation casing 1;

[0039] The positioning casing 2 is threadedly connected to the pile foundation casing 1 .

[0040] The wall of the positioning casing 2 is evenly provided with four screw holes with a diameter of 20 mm. The four screw holes of the positioning casing 2 are located at a horizontal height and penetrate the two ends of the two first fastening screws 3 respectively.

[0041] The middle parts of the two first fastening screws 3 are both round rod-shaped with a diameter of 20 mm. The length of the rod body is not less than 200 mm longer than the diameter of the positioning casing 2. External thread sections are provided at both ends of the first fastening screws 3, and the external thread sections are threadedly connected with the first nut 305. The first nut 305 is located outside the positioning casing 2.

[0042] A flat section is provided in the middle of the two first fastening screws 3. The flat section of the first fastening screw 3 is 30 mm long and 5 mm thick.

[0043] The flat sections of the two first fastening screws 3 are each provided with a first bolt hole 302 with a diameter of 20 mm, and the first bolt hole 302 is internally threadedly connected with a first positioning screw 303 .

[0044] Baffle 5 is The lattice column 4 is shaped and includes a fixed plate 501 and two wing plates 502 fixedly connected to the fixed plate 501, wherein the wing plate 502 is located on a side of the fixed plate 501 facing the lattice column 4;

[0045] The fixing plate 501 is 10 mm thick, and the outermost spacing between the two wing plates 502 is consistent with the gap distance between the two angle steels of the lattice column 4;

[0046] A screw hole with a diameter of 20 mm is opened in the middle of each fixing plate 501 , and a second fastening screw 6 passes through the screw hole of the fixing plate 501 .

[0047] The middle parts of the two second fastening screws 6 are both round rod-shaped with a diameter of 20 mm. External thread sections are provided at both ends of the second fastening screws 6, and the external thread sections are threadedly connected with second nuts 604. The second nuts 604 are located on the side of the baffle 5 away from the lattice column 4.

[0048] A flat section is provided in the middle of the two second fastening screws 6. The flat section of the second fastening screw 6 is 30 mm long and 5 mm thick.

[0049] The flat sections of the two second fastening screws 6 are each provided with a second bolt hole 602 with a diameter of 20 mm, and the second bolt hole 602 is internally threadedly connected with a second positioning screw 603 .

[0050] When the utility model is actually used:

[0051] First, use the total station to lay out and locate the center of the pile foundation casing 1, that is, the center of the cast-in-place pile. Then, cut a 200mm high steel casing as the positioning casing 2. Set a total of 4 screw holes with a hole diameter of 20mm in the two axial directions that pass through the center of the cross-section of the positioning casing 2 and are perpendicular to each other. The upper positioning casing 2 is threadedly connected with the lower pile foundation casing 1. Then, set two first fastening screws 3. The external threaded sections at both ends are matched with first nuts 305 of corresponding specifications. A flat section is set in the middle of the first fastening screw 3. A first bolt hole 302 is reserved, and a first positioning screw 303 corresponding to the specification of the first bolt hole 302 is provided. A small inverted conical groove 304 is provided at the center of the top of the first positioning screw 303. Two first fastening screws 3 are passed through four screw holes that are perpendicular to each other and pass through the centroid of the cross section of the positioning casing 2. The positions are adjusted so that the intersection center of the two first fastening screws 3 coincides with the centroid of the cross section of the positioning casing 2. The first positioning screw 303 is then inserted into the first bolt hole 302, and both ends are fixed by first nuts 305 to control the verticality.

[0052] Complete the welding of the lattice column 4 and the column steel cage, then hoist it, and take two second fastening screws 6 and four baffles 5. The baffles 5 are The spacing between the two wing plates 502 of the baffle 5 is equal to the net distance between the angle steels of the lattice column 4, and a screw hole with a diameter of 20 mm is provided in the center of the fixing plate 501; a second positioning screw 603 is set, including an upper screw part and a lower laser light 601, and the second fastening screw 6 is inserted into the baffle 5 and fixed around the lattice column 4. Turn on the laser light 601 to see whether the light coincides with the center of the inverted cone groove 304 at the top of the first positioning screw 303, and adjust the position until it completely coincides. At this time, the centroid of the lattice column 4 coincides with the center of the pile position, and the second nut 604 is tightened.

[0053] Pour concrete into the column pile hole. After the concrete has initially set, remove the fastening screws and repeat the construction for another column pile.

[0054] Technical features not described in the present invention can be achieved through or by adopting existing technologies, and will not be elaborated here. Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention should also fall within the scope of protection of the present invention.

Claims

1. A simple lattice column positioning device, It is characterized in that It comprises a first positioning unit and a second positioning unit, wherein the first positioning unit comprises a positioning casing (2) located at the bottom, and the bottom of the positioning casing (2) is movably connected to the pile foundation casing (1); A first positioning assembly is connected inside the positioning sleeve (2), and the first positioning assembly comprises two mutually perpendicular first fastening screws (3), a first positioning screw (303) passes through the intersection of the two first fastening screws (3), and an inverted conical groove (304) is arranged at the center of the top nut of the first positioning screw (303); The second positioning unit comprises four baffles (5), the baffles (5) are in contact with four sides of the lattice column (4), the baffles (5) are connected to a second positioning assembly, the second positioning assembly comprises two second fastening screws (6), the two second fastening screws (6) are vertically arranged, and a second positioning screw (603) passes through the middle intersection of the two second fastening screws (6); A laser lamp (601) is arranged below the second positioning screw (603).

2. The simple lattice column positioning device according to claim 1, It is characterized in that The positioning casing (2) has a height of 200 mm and a diameter consistent with that of the pile foundation casing (1); The positioning casing (2) is threadedly connected to the pile foundation casing (1).

3. The simple lattice column positioning device according to claim 1, It is characterized in that The wall of the positioning sleeve (2) is evenly and radially provided with four screw holes, each with a hole diameter of 20 mm. The four screw holes of the positioning sleeve (2) are located at a horizontal height and respectively penetrate the two ends of the two first fastening screws (3); The middle parts of the two first fastening screws (3) are both round rod-shaped with a diameter of 20 mm. The length of the rod body is not less than 200 mm longer than the diameter of the positioning sleeve (2). External thread sections are provided at both ends of the first fastening screws (3), and the external thread sections are threadedly connected with first nuts (305). The first nut (305) is located outside the positioning sleeve (2).

4. The simple lattice column positioning device according to claim 3, It is characterized in that A flat section is provided in the middle of the two first fastening screws (3), and the flat section of the first fastening screws (3) is 30 mm long and 5 mm thick; The flat sections of the two first fastening screws (3) are each provided with a first bolt hole (302) with a diameter of 20 mm, and the first positioning screw (303) is internally threadedly connected to the first bolt hole (302).

5. The simple lattice column positioning device according to claim 1, It is characterized in that The baffle (5) is " shape, comprising a fixing plate (501) and two wing plates (502) fixedly connected to the fixing plate (501), wherein the wing plates (502) are located on a side of the fixing plate (501) facing the lattice column (4); The fixing plate (501) is 10 mm thick, and the outermost distance between the two wing plates (502) is consistent with the gap distance between the two angle steels of the lattice column (4); A screw hole with a hole diameter of 20 mm is provided in the middle of each fixing plate (501), and the second fastening screw (6) passes through the screw hole of the fixing plate (501).

6. The simple lattice column positioning device according to claim 5, It is characterized in that The middle parts of the two second fastening screws (6) are both round rod-shaped with a diameter of 20 mm. External thread sections are provided at both ends of the second fastening screws (6), and the external thread sections are threadedly connected with second nuts (604). The second nuts (604) are located on the side of the baffle (5) away from the lattice column (4).

7. The simple lattice column positioning device according to claim 6, It is characterized in that A flat section is provided in the middle of the two second fastening screws (6), and the flat section of the second fastening screws (6) is 30 mm long and 5 mm thick; The flat sections of the two second fastening screws (6) are each provided with a second bolt hole (602) with a diameter of 20 mm, and the second positioning screw (603) is internally threadedly connected to the second bolt hole (602).

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