Anti-deformation heavy steel structure box column
By introducing slow-flow guiding components and heat dissipation holes into the steel structure box column, the problems of air bubbles and heat of hydration during the concrete pouring process are solved, thereby improving the strength and deformation resistance of the box column.
Patent Information
- Application Number
- CN202421114570.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-05-21
AI Technical Summary
Traditional steel box columns are prone to air bubbles and heat of hydration during concrete pouring, which leads to reduced strength and poor deformation resistance.
A deformation-resistant heavy-duty steel box column was designed, employing a slow-flow guiding component and heat dissipation holes to slow down the concrete pouring speed, reduce air bubbles, and improve heat dissipation during the concrete strength growth period.
It effectively improves the load-bearing capacity and deformation resistance of box columns, avoids the decline in concrete strength, and ensures the integrity of concrete and the heat dissipation requirements during the strength growth period.
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Figure CN222314391U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of box-type columns, and specifically discloses a deformation-resistant heavy-duty steel structure box-type column. Background Art
[0002] Steel structure box column is a structure made of steel material, which is one of the main types of building structures. Because of its light weight and simple construction, it is widely used in large factories, venues, super high-rise buildings and other fields. The box column is named because it looks like a large iron box. It is generally used as a beam or column in steel structure;
[0003] Steel structures are characterized by light weight, high rigidity and strength, and are widely used in high-rise buildings, especially box columns. By pouring concrete in the box, the three design goals of increasing column bearing capacity, reducing column cross-sectional dimensions and increasing usable net space can be achieved. Its recyclability is more in line with the requirements of green and environmentally friendly buildings.
[0004] Traditional steel structure box columns are usually hollow, and the strength is improved by adding new structures inside the hollow to prevent deformation. As mentioned above, the current technology is to increase the strength by pouring concrete inside the box. This mode is currently the most commonly used and the most stable;
[0005] However, there are some minor flaws in the mode of pouring concrete in the box: 1. The steel structure box column is very long, and the concrete is usually poured vertically. If the concrete pouring pipe is not long enough and cannot be inserted to the bottom of the steel structure box column, bubbles will appear, which will affect the strength of the steel structure box column in the later stage; 2. During the strength growth period (usually 7 days), the concrete will generate hydration heat, and the temperature will rise. If the heat dissipation cannot be properly achieved, a large number of bubbles will also be generated. Since the steel structure box columns are all steel plates, the heat dissipation effect is very poor;
[0006] The above problems will lead to the weakening of the strength of the steel structure box column, and thus the anti-deformation effect will be worse. In view of this, the inventor proposes a heavy-duty steel structure box column that is anti-deformation. Utility Model Content
[0007] The utility model aims to solve the problem that the strength of the traditional concrete cast box-type column is reduced due to the characteristics of concrete, and thus the anti-deformation effect is reduced.
[0008] In order to achieve the above object, the utility model provides the following basic scheme:
[0009] A deformation-resistant heavy-duty steel box column comprises a box column body, a plurality of heat dissipation holes opened around the box column body, a leak-proof block detachably connected to the heat dissipation holes, an outflow block fixed to the bottom of the box column body, a plurality of outflow holes opened around the outflow block and a slow-flow guide component connected to the outflow block.
[0010] The principles and effects of this basic solution are:
[0011] 1. Compared with the prior art, the device has a simple structure and ingenious design. The device is a cast-type box column, which has better bearing capacity and anti-deformation force than the traditional hollow box column.
[0012] 2. Compared with the prior art, the device is equipped with a slow-speed diversion component, which can slow down the pouring speed of concrete, thereby making the pouring of concrete lighter and slower. This design can effectively reduce the bubble phenomenon of concrete accumulation, thereby solving the problem of reduced strength of the traditional concrete-cast box column due to the characteristics of concrete and thus reduced anti-deformation effect.
[0013] 3. Compared with the prior art, the present device is provided with a slow-speed diversion component, which can be disassembled. After the concrete pouring is completed, the slow-speed diversion component can be disassembled without affecting the formation of the overall concrete and thus the strength of the concrete.
[0014] 4. Compared with the prior art, the device can effectively reduce the heating problem of concrete during the strength growth period. Heat dissipation holes and leak-proof blocks detachably connected to the heat dissipation holes are provided. When the concrete is in the strength growth period, the leak-proof blocks are removed to improve the heat dissipation effect of the concrete. Since the heat dissipation holes are only numerous and small, the strength of the box column body is not greatly affected, but the heating phenomenon can be reduced, and then the bubble phenomenon is reduced, and finally the problem of reduced strength of the box column and reduced anti-deformation effect due to the characteristics of concrete in the traditional concrete cast box column is solved.
[0015] Furthermore, the interior of the box-type column body is hollow, one side of the box-type column body is open, and the other side of the box-type column body is closed.
[0016] Furthermore, the box-type column body is made of steel plate and is integrally formed.
[0017] Furthermore, a mounting hole is provided at the top of the outflow block, a connecting thread is provided on the inner wall of the mounting hole, and the deceleration guide assembly is threadedly connected to the connecting thread.
[0018] Furthermore, the deceleration guide assembly includes a conduit, a threaded tube connected to the conduit, and a continuous inclined guide rail arranged on the inner wall of the conduit. The outer wall of the threaded tube is provided with an external thread, and the external thread is threadedly connected to the connecting thread.
[0019] Furthermore, a pressure plate is slidably connected to the conduit, and the size of the pressure plate is equal to the internal size of the box-type column body.
[0020] Furthermore, the heat dissipation hole is threadedly connected to the leak-proof block, and one end of the leak-proof block close to the center of the box-type column body is provided with a plastic film for preventing concrete from sticking to the leak-proof block. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.
[0022] Figure 1 A schematic structural diagram of a deformation-resistant heavy-duty steel structure box column proposed in an embodiment of the present application is shown;
[0023] Figure 2 A schematic structural diagram of a deceleration and diversion assembly in a heavy-duty steel structure box column that is anti-deformed is shown in an embodiment of the present application;
[0024] Figure 3 A schematic structural diagram of a heat dissipation hole in a deformation-resistant heavy-duty steel structure box column proposed in an embodiment of the present application is shown. DETAILED DESCRIPTION
[0025] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.
[0026] The figure marks in the drawings of the specification include: box-type column body 1, leak-proof block 2, slow-speed guide assembly 3, conduit 301, continuous inclined guide rail 302, threaded pipe 303, external thread 304, outflow block 4, outflow hole 5, heat dissipation hole 6, plastic film 7.
[0027] Implementation example Figure 1 , Figure 2 and Figure 3 As shown:
[0028] A heavy-duty steel box column with an anti-deformation structure comprises a box column body 1, a plurality of heat dissipation holes 6 opened around the box column body 1, a leak-proof block 2 detachably connected to the heat dissipation holes 6, an outflow block 4 fixed to the bottom of the box column body 1, a plurality of outflow holes 5 opened around the outflow block 4 and a slow-flow guide component 3 connected to the outflow block 4.
[0029] like Figure 1 As shown, the box-type column body 1 is hollow inside, one side of the box-type column body 1 is open, and the other side of the box-type column body 1 is closed. This is a traditional structure of the box-type column body 1. The box-type column body 1 is hollow inside for pouring concrete, the opening is the pouring place, and the closed place is the concrete receiving and stacking place;
[0030] In order to ensure the overall strength of the box-type column body 1, the steel plate welding mode is not adopted. Specifically, the material of the box-type column body 1 is a steel plate and the box-type column body 1 is formed in one piece.
[0031] like Figure 1 As shown, a mounting hole is opened at the top of the outflow block 4, and a connecting thread is provided on the inner wall of the mounting hole, and the deceleration guide component 3 is threadedly connected to the connecting thread.
[0032] About the deceleration and diversion component 3: the deceleration and diversion component 3 includes a conduit 301, a threaded tube 303 connected to the conduit 301 and a continuous inclined guide rail 302 arranged on the inner wall of the conduit 301, the outer wall of the threaded tube 303 is provided with an external thread 304, and the external thread 304 is threadedly connected to the connecting thread.
[0033] A pressure plate is also slidably connected to the conduit 301, and the size of the pressure plate is equal to the internal size of the box-type column body 1. Specifically: after the concrete is poured, in order to reduce bubbles, a pressure plate can be set, and the pressure plate can be used to slide on the conduit 301 to compact the concrete inside the box-type column body 1.
[0034] like Figure 3 As shown, the heat dissipation hole 6 is threadedly connected to the leak-proof block 2, and the end of the leak-proof block 2 close to the center of the box-type column body 1 is provided with a plastic film 7 for blocking the concrete from sticking to the leak-proof block 2, so that the leak-proof block 2 can flow out normally and the concrete can be prevented from overflowing outward along the heat dissipation hole 6.
[0035] Specific implementation process:
[0036] The first step is to place the box column body 1, prepare a concrete pouring machine, install the conduit 301, align the outlet of the concrete pouring machine with the conduit 301, pour concrete, and the concrete will flow down under the action of the continuous inclined guide rail 302, and finally enter the outflow block 4, and then flow out from the outflow hole 5;
[0037] In the second step, the concrete flowing out of the outflow hole 5 gradually accumulates inside the box-type column body 1, and then fills up the entire internal space of the box-type column body 1, and then the guide tube 301 is removed, and the remaining concrete is manually supplemented so that the concrete is flush with the opening;
[0038] In the third step, the box column body 1 is placed normally, and the concrete is waited to solidify. The leak-proof block 2 is removed during the concrete strength growth period, and the heat dissipation holes 6 are used to dissipate heat.
[0039] The device solves the problem that the strength of the traditional concrete cast box column decreases due to the characteristics of the concrete, thereby reducing the anti-deformation effect.
[0040] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.
Claims
1. A deformation-resistant heavy-duty steel structure box column, characterized in that: It includes a box-type column body, a plurality of heat dissipation holes opened around the box-type column body, a leak-proof block detachably connected to the heat dissipation holes, an outflow block fixed to the bottom of the box-type column body, a plurality of outflow holes opened around the outflow block and a slow-speed guide component connected to the outflow block.
2. The anti-deformation heavy steel structure box column according to claim 1, characterized in that: The box-type column body is hollow inside, one side of the box-type column body is open, and the other side of the box-type column body is closed.
3. The anti-deformation heavy steel structure box column according to claim 2, characterized in that: The material of the box-type column body is a steel plate and the box-type column body is integrally formed.
4. The anti-deformation heavy steel structure box column according to claim 1, characterized in that: A mounting hole is formed at the top of the outflow block, a connecting thread is formed on the inner wall of the mounting hole, and the deceleration guide assembly is threadedly connected to the connecting thread.
5. The anti-deformation heavy steel structure box column according to claim 4, characterized in that: The deceleration guide assembly comprises a conduit, a threaded pipe connected to the conduit and a continuous inclined guide rail arranged on the inner wall of the conduit. The outer wall of the threaded pipe is provided with an external thread, and the external thread is threadedly connected with the connecting thread.
6. The anti-deformation heavy steel structure box column according to claim 5, characterized in that: The conduit is also slidably connected with a pressing plate, and the size of the pressing plate is equal to the internal size of the box-type column body.
7. The anti-deformation heavy steel structure box column according to claim 1, characterized in that: The heat dissipation hole is threadedly connected with the leak-proof block, and one end of the leak-proof block close to the center of the box-type column body is provided with a plastic film for blocking concrete from sticking to the leak-proof block.