Beam supporting stand column for subway trolley formwork construction

Abstract

The utility model relates to the field of formwork construction supporting equipment, and particularly discloses a joist stand column for subway trolley formwork construction. A plurality of first connecting holes are formed in the left side wall and the right side wall of an I-shaped sleeve; a plurality of second connecting holes matched with the first connecting holes are formed in the left plate and the right plate of the upper I-shaped column; the left end of the connecting plate is connected to the left plate, the right end is connected to the right plate, and the upper end is connected to the top plate; the lower I-shaped column and the upper I-shaped column are respectively inserted into the lower end and the upper end of the I-shaped sleeve; the upper pushing structure is used for driving the upper I-shaped column to move along the I-shaped sleeve; and after moving, bolts penetrate through the first connecting holes and the second connecting holes to fix the I-shaped columns and the I-shaped sleeves. The upper I-shaped column, the lower I-shaped column and the I-shaped sleeve are arranged to form a splicing structure, the upper pushing structure is used for pushing and adjusting the height of the device, then the bolt is used for fixing the relative position of the upper I-shaped column and the I-shaped sleeve, and stable supporting is formed; and the construction height of formworks with different radians is adapted, and the construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of template construction support equipment, in particular to a support beam column for subway trolley template construction. Background Art

[0002] The subway is an urban rail transit system, typically operating underground or elevated, to facilitate short-distance travel for citizens. During subway construction, a subway trolley is used to provide bottom support for the main roof slab during pouring. During the construction of the subway trolley, joists and columns are also required to support and secure the formwork during the pouring of the main roof slab to ensure stability.

[0003] Most trolley templates are curved templates, and the lengths of the support beams and columns used in different positions are different. However, the traditional support beam and column structure is relatively fixed and cannot be adjusted accordingly according to the required position. The scope of application is limited and it is not conducive to personnel use. Utility Model Content

[0004] The purpose of the utility model is to provide a support beam column for subway trolley formwork construction, which solves the problem that the traditional support beam column structure is fixed and cannot be adjusted to adapt to the construction of curved formwork.

[0005] In order to solve the above technical problems, the technical solutions adopted by the present invention are as follows:

[0006] A joist column for subway trolley formwork construction, comprising an I-shaped sleeve, an upper I-shaped column, a lower I-shaped column and an upper pushing structure;

[0007] The I-shaped sleeve has a plurality of first connecting holes on both the left and right side walls;

[0008] The upper I-beam comprises a left plate, a right plate, a connecting plate and a top plate; the left plate and the right plate are both provided with a plurality of second connecting holes matching the first connecting holes; the left end of the connecting plate is connected to the left plate, the right end is connected to the right plate, and the upper end is connected to the top plate;

[0009] The lower I-beam and the upper I-beam have the same structure, and are inserted into the lower and upper ends of the I-shaped sleeve respectively;

[0010] The upper pushing structure is provided on the I-shaped sleeve and is used to drive the upper I-shaped column to move along the I-shaped sleeve;

[0011] After the movement, bolts are used to pass through the first connecting hole and the second connecting hole to fix the upper I-shaped column and the I-shaped sleeve.

[0012] As a further technical solution to the above scheme, a threaded hole is provided on the horizontal plate of the I-shaped sleeve; the upper pushing structure includes a screw, a movable block, a connecting rod, a limit rod, a rotating seat, a telescopic rod and a connecting seat; the rotating seat is arranged at the front end of the horizontal plate of the I-shaped sleeve; the lower end of the telescopic rod is rotatably connected to the rotating seat, and the upper end is connected to the connecting seat; the connecting seat is arranged on the lower end surface of the top plate; the screw is screwed into the threaded hole, and the movable block is sleeved on the screw; the lower end of the connecting rod is connected to the movable block, and the upper end is connected to the limit rod, and the limit rod passes through the telescopic rod to drive the telescopic rod to move.

[0013] As a further technical solution of the above solution, there are two upper pushing structures, which are symmetrically arranged at the front end and the rear end of the horizontal plate of the I-shaped sleeve.

[0014] As a further technical solution of the above solution, it also includes a lower pushing structure, which is the same as the upper pushing structure and is symmetrically arranged at the lower part of the I-shaped sleeve.

[0015] As a further technical solution of the above solution, it also includes a displacement sensor, which is arranged on the top plate of the lower I-beam.

[0016] As a further technical solution of the above solution, the top plate of the lower I-beam is also provided with a warning light, which is electrically connected to the displacement sensor.

[0017] Compared with the prior art, the present invention has the following advantages and beneficial effects:

[0018] The utility model forms an assembled structure by arranging an upper I-beam column, a lower I-beam column and an I-shaped sleeve, uses an upper pushing structure to push the height of the adjustment device, and then uses bolts to fix the relative positions of the upper I-beam column and the I-shaped sleeve to form a stable support; it adapts to the construction height of templates with different curvatures and improves construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0020] Figure 2 This is a schematic diagram of the connection between the I-shaped sleeve, upper I-shaped column and lower I-shaped column.

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the upper pushing structure and the lower pushing structure.

[0022] The meanings of the numbers in the figure are: I-shaped sleeve-1; first connecting hole-11; threaded hole-12; upper I-shaped column-2; left plate-21; right plate-22; connecting plate-23; top plate-24; second connecting hole-25; lower I-shaped column-3; upper pushing structure-4; screw-41; movable block-42; connecting rod-43; limiting rod-44; rotating seat-45; telescopic rod-46; connecting seat-47; lower pushing structure-5; displacement sensor-6; warning light-7. DETAILED DESCRIPTION

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention, so as to have a further understanding of the concept of the present invention, the technical problems solved, the technical features constituting the technical solutions and the technical effects brought about.

[0024] like Figures 1 to 3 As shown, a joist column for subway trolley formwork construction includes an I-shaped sleeve 1, an upper I-shaped column 2, a lower I-shaped column 3 and an upper pushing structure 4;

[0025] The I-shaped sleeve 1 has a plurality of first connecting holes 11 on both the left and right side walls;

[0026] The upper I-beam 2 includes a left plate 21, a right plate 22, a connecting plate 23, and a top plate 24. The left plate 21 and the right plate 22 are each provided with a plurality of second connecting holes 25 that match the first connecting holes 11. The left end of the connecting plate 23 is connected to the left plate 21, the right end is connected to the right plate 22, and the top end is connected to the top plate 24.

[0027] The lower I-beam column 3 and the upper I-beam column 2 have the same structure, and the lower I-beam column 3 and the upper I-beam column 2 are respectively inserted into the lower and upper ends of the I-shaped sleeve 1;

[0028] The upper pushing structure 4 is provided on the I-shaped sleeve 1 and is used to drive the upper I-shaped column 2 to move along the I-shaped sleeve 1;

[0029] After the movement, bolts are used to pass through the first connecting hole 11 and the second connecting hole 25 to fix the upper I-shaped column 2 and the I-shaped sleeve 1.

[0030] When using this device, first place the device under the template that needs to be supported, use the upper pushing structure 4 to adjust the relative positions of the upper I-beam column 2 and the I-shaped sleeve 1, that is, adjust the height of the entire device so that it adapts to the template at the corresponding position, and use the top plate 24 of the upper I-beam column 2 to support the template; use bolts to pass through the first connecting hole 11 and the second connecting hole 25 to fix the relative positions of the I-shaped sleeve 1 and the upper I-beam column 2, so that the device forms a stable support.

[0031] like Figure 3As shown, as a preferred embodiment, a threaded hole 12 is provided on the horizontal plate of the I-shaped sleeve 1; the upper pushing structure 4 includes a screw 41, a movable block 42, a connecting rod 43, a limiting rod 44, a rotating seat 45, a telescopic rod 46 and a connecting seat 47; the rotating seat 45 is arranged at the front end of the horizontal plate of the I-shaped sleeve 1; the lower end of the telescopic rod 46 is rotatably connected to the rotating seat 45, and the upper end is connected to the connecting seat 47; the connecting seat 47 is arranged on the lower end surface of the top plate 24; the screw 41 is screwed into the threaded hole 12, and the movable block 42 is sleeved on the screw 41; the lower end of the connecting rod 43 is connected to the movable block 42, and the upper end is connected to the limiting rod 44, and the limiting rod 44 passes through the telescopic rod 46 to drive the telescopic rod 46 to move. In this embodiment, a screw 41 is used to rotate the rod in the threaded hole 12. The screw 41 moves outward to drive the movable block 42 to move. The connecting rod 43 pulls the telescopic rod 46 to move and adjust the support angle. The telescopic rod 46 changes with the position change between the upper I-beam 2 and the I-shaped sleeve 1. After the position is determined, bolts are also used to pass through the first connecting hole 11 and the second connecting hole 25 to fix it.

[0032] like Figure 3 As shown, as a preferred embodiment, the upper pushing structures 4 are provided with two, symmetrically arranged at the front and rear ends of the horizontal plate of the I-shaped sleeve 1. In this embodiment, the upper pushing structures 4 are provided with two to jointly push the two ends of the I-shaped sleeve 1, the force is evenly applied, and the pushing effect is improved.

[0033] like Figure 3 As shown, as a preferred embodiment, it also includes a lower pushing structure 5, which is the same as the upper pushing structure 4 and is symmetrically arranged at the lower part of the I-shaped sleeve 1. In this embodiment, the lower pushing structure 5 is arranged at the lower part of the I-shaped sleeve 1 and connected to the lower I-shaped column 3. When the upper pushing structure 4 moves, it can cooperate with the lower I-shaped column 3 to increase the adjustment distance.

[0034] like Figure 1 and Figure 2 As shown, as a preferred embodiment, it also includes a displacement sensor 6, which is arranged on the top plate of the lower I-beam 3. In this embodiment, the displacement sensor 6 is used to detect the displacement of the device to avoid excessive displacement and potential safety hazards.

[0035] like Figure 1 and Figure 2 As shown, as a preferred embodiment, the top plate of the lower I-beam 3 is further provided with a warning light 7, which is electrically connected to the displacement sensor 6. In this embodiment, when the displacement sensor 6 detects displacement, the warning light 7 is used to prompt the construction workers to avoid construction safety hazards.

[0036] As a more preferred embodiment, the warning light 7 is set as a normal indicator light and an abnormal indicator light. When the device is working normally, the normal indicator light is always on, and when abnormal displacement occurs, the abnormal indicator light is on.

[0037] The words "connection" and "fixation" appearing in the description of the present invention may refer to fixed connection, processing and forming, welding, or mechanical connection. The specific meanings of the above terms in the present invention shall be understood according to the specific circumstances.

[0038] In the description of the present invention, the terms "center", "upper", "lower", "horizontal", "inner", "outer", etc., which indicate the orientation or position relationship, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0039] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some or all of the technical features therein can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A joist column for subway trolley formwork construction, characterized by: It comprises an I-shaped sleeve (1), an upper I-shaped column (2), a lower I-shaped column (3) and an upper pushing structure (4); An I-shaped sleeve (1), with a plurality of first connection holes (11) provided on both the left and right side walls; An upper I-shaped column (2) comprises a left plate (21), a right plate (22), a connecting plate (23) and a top plate (24); the left plate (21) and the right plate (22) are both provided with a plurality of second connecting holes (25) matching the first connecting holes (11); the left end of the connecting plate (23) is connected to the left plate (21), the right end is connected to the right plate (22), and the upper end is connected to the top plate (24); The lower I-shaped column (3) and the upper I-shaped column (2) have the same structure, and the lower I-shaped column (3) and the upper I-shaped column (2) are respectively inserted into the lower and upper ends of the I-shaped sleeve (1); An upper pushing structure (4) is provided on the I-shaped sleeve (1) and is used to drive the upper I-shaped column (2) to move along the I-shaped sleeve (1); After the movement, bolts are passed through the first connecting hole (11) and the second connecting hole (25) to fix the upper I-shaped column (2) and the I-shaped sleeve (1).

2. A joist column for subway trolley formwork construction according to claim 1, characterized in that: The horizontal plate of the I-shaped sleeve (1) is provided with a threaded hole (12); the upper pushing structure (4) comprises a screw rod (41), a movable block (42), a connecting rod (43), a limiting rod (44), a rotating seat (45), a telescopic rod (46) and a connecting seat (47); the rotating seat (45) is arranged at the front end of the horizontal plate of the I-shaped sleeve (1); the lower end of the telescopic rod (46) is rotatably connected to the rotating seat (45), and the upper end is connected to the connecting seat (47); the connecting seat (47) is arranged on the lower end surface of the top plate (24); the screw rod (41) is screwed into the threaded hole (12), and the movable block (42) is sleeved on the screw rod (41); the lower end of the connecting rod (43) is connected to the movable block (42), and the upper end is connected to the limiting rod (44); the limiting rod (44) passes through the telescopic rod (46) to drive the telescopic rod (46) to move.

3. A joist column for subway trolley formwork construction according to claim 2, characterized in that: The upper pushing structures (4) are provided with two, which are symmetrically arranged at the front end and the rear end of the transverse plate of the I-shaped sleeve (1).

4. A joist column for subway trolley formwork construction according to claim 2, characterized in that: It also includes a lower pushing structure (5), which is the same as the upper pushing structure (4) and is symmetrically arranged at the lower part of the I-shaped sleeve (1).

5. The joist column for subway trolley formwork construction according to claim 1, characterized in that: It also includes a displacement sensor (6) arranged on the top plate of the lower I-beam (3).

6. A joist column for subway trolley formwork construction according to claim 5, characterized in that: The top plate of the lower I-shaped column (3) is also provided with a warning light (7), and the warning light (7) is electrically connected to the displacement sensor (6).

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