A built-in H-shaped steel pipe coal gangue concrete column and steel beam connecting structure

Abstract

The utility model relates to a kind of built-in H-shaped steel pipe coal gangue concrete column and section steel beam connecting structure, including the connecting joint of built-in H-shaped steel pipe column and section steel beam with upper and lower end plate, core coal gangue concrete column, two half end plates with bolt hole and two sides reinforcing plate's semicircular steel column, two half end plates and two sides reinforcing plate's high-strength bolt, all steel components are precisely machined in machining factory.In construction site, a small amount of welding and high-strength bolt are used for connecting assembly, finally pouring core coal gangue concrete.The construction method avoids complex construction environment and high-strength labor, not only gives full play to the lightweight high-strength and energy consumption capacity of steel pipe concrete structure, but also uses the superior bearing capacity, stiffness and ductility of section steel concrete.At the same time, the resourceful effective use of coal gangue is realized, and the demand of modern large-span building is met.The connecting structure improves engineering quality and efficiency, effectively reduces engineering cost, and ensures the applicability, safety and stability of structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to building steel pipe concrete structure engineering technical field, especially relate to a built-in H type steel steel pipe coal gangue concrete column and steel beam connecting structure. BACKGROUND

[0002] Coal gangue is one of the main by-products in the process of coal mining and washing, usually accounts for 10% to 25% of the total weight of coal mining. Coal has been the main source of energy for China's rapid economic growth, but in the process of mining, a large amount of coal gangue is continuously accumulated, therefore, the resource utilization of coal gangue is a problem to be solved. In recent years, steel pipe concrete structure has been widely used in civil engineering field, which has good mechanical properties. The combination of external steel pipe, coal gangue concrete and built-in I-beam can not only fully exert the characteristics of light weight and high strength of steel pipe concrete structure, but also utilize the advantages of steel reinforced concrete structure, such as large bearing capacity, large stiffness, strong ductility and strong anti-continuous collapse capacity. At the same time, the combination can also change the waste into treasure for coal gangue resources, realize effective utilization, and provide an effective new way for the wide application of coal gangue concrete in the field of construction. However, in the overall frame structure, beam-column connection joint plays a crucial role and is a key connecting structure. In actual structure, the stability and safety of frame structure depend largely on the design of beam-column connection joint. Therefore, for built-in H type steel steel pipe coal gangue concrete structure, how to optimize the design of beam-column connection joint to ensure the stability and safety of the overall structure is a problem worthy of further study. SUMMARY

[0003] The utility model discloses to the above -mentioned insufficient of prior art, provide a built-in H type steel steel pipe coal gangue concrete column and steel beam connecting structure, to solve the stability and safety problem of built-in H type steel steel pipe coal gangue concrete column in the overall frame structure of prior art.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A built-in H type steel steel pipe coal gangue concrete column and steel beam connecting structure, characterized by including the connecting joint of built-in H type steel steel pipe column with upper and lower end plates and steel beam, core coal gangue concrete column, half round steel column with bolt hole two half end plates and two side reinforcing plates, high-strength bolt of two half end plates and two side reinforcing plates, the connecting joint of built-in H type steel steel pipe column with upper and lower end plates and steel beam, half round steel column with bolt hole two half end plates and two side reinforcing plates, high-strength bolt of two half end plates and two side reinforcing plates are all in precision machining in machinery processing factory, the connecting joint of built-in H type steel steel pipe column with upper and lower end plates and steel beam is connected by longitudinal welding and connected by high-strength bolt in plane direction.

[0006] The connecting joint of the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam comprises an inner H-shaped steel column, a circular steel pipe column with upper and lower end plates, a steel beam perpendicular to the flange direction of the inner H-shaped steel column, a steel beam perpendicular to the web direction of the inner H-shaped steel column, a vertical plate limiter arranged at the end of the inner H-shaped steel column, a circular steel pipe reinforcing ring arranged outside the circular steel pipe column with upper and lower end plates, a stiffening rib arranged near the reinforcing ring of the steel beam, and an end plate arranged at the end of the steel beam, which are all connected by factory welding, the longitudinal connection of the inner H-shaped steel column is realized by positioning and welding of the vertical plate limiter arranged at the end of the inner H-shaped steel column, the circular steel pipe column with upper and lower end plates is connected by high-strength bolts of two half end plates, and the end plate arranged at the end of the steel beam is connected by high-strength bolts.

[0007] The core coal gangue concrete, the connecting joint of the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam, the half circular steel column with bolt holes of two half end plates and two side reinforcing plates are connected and assembled by welding and high-strength bolts of two half end plates and two side reinforcing plates at the construction site, and the core coal gangue concrete is poured by coal gangue commercial concrete.

[0008] The half circular steel column with bolt holes of two half end plates and two side reinforcing plates comprises two half end plates with bolt holes, two side reinforcing plates with bolt holes and a half circular steel column, and the half circular steel column with bolt holes of two half end plates and two side reinforcing plates is connected by high-strength bolts of two half end plates and two side reinforcing plates.

[0009] The high-strength bolts of two half end plates and two side reinforcing plates are used for connecting the half circular steel column by vertical and lateral high-strength bolts after the vertical plate limiter arranged at the end of the inner H-shaped steel column is positioned and connected by welding at the construction site.

[0010] The utility model discloses a built-in H-shaped steel pipe column with upper and lower end plates and a steel beam connecting structure, and has the advantages that the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam connecting structure is formed by four parts, i.e.

[0011] 1, the utility model discloses a connecting structure by built-in H-shaped steel pipe column with upper and lower end plates and the connecting joint of steel beam, core coal gangue concrete column, half circular steel column with bolt holes of two half end plates and two side reinforcing plates, high -strength bolt of two half end plates and two side reinforcing plates four parts are composed, in addition to the inner H-shaped steel column and carry out the welding connection, the installation of other components all adopt high -strength bolt and connect, finally in the structure inside pours core coal gangue concrete, forms a kind of built-in H-shaped steel pipe coal gangue concrete column and steel beam connecting structure, this connecting structure forms relatively unique, not only can give full play to steel pipe concrete structure connecting structure light weight high -strength and the characteristics of good energy dissipation capacity, can also utilize the advantages of steel concrete structure connection, such as large bearing capacity, large rigidity, ductility and strong resistance to continuous collapse capacity, simultaneously, the connecting structure can also change the coal gangue resources from waste to treasure, realizes the effective utilization of resources.

[0012] 2, the utility model discloses a coal gangue replaces natural coarse aggregate to prepare concrete, satisfies social market demand, promotes coal gangue resource utilization, provides effective new way for the wide application of coal gangue concrete in the field of construction.

[0013] 3, the utility model discloses the connecting joint of built-in H-shaped steel steel pipe column and steel beam of upper and lower end plate, core coal gangue concrete column, two half end plates and both sides reinforcing plate's semicircular steel column of bolt hole and high -strength bolt of two half end plates and both sides reinforcing plate four parts are by mechanical design and factory production, and the component is relatively accurate, and almost has no processing error, and only needs crane hoisting, a small amount of welding, tightening bolt and on -the -spot commercial concrete pouring to complete the work on the spot, obviously reduces the working strength and working environment of construction site worker, improves engineering quality and work efficiency, shortens the engineering construction period, and saves the cost.

[0014] 4, the utility model discloses that the connecting structure partially sets up circular steel pipe reinforcing ring and stiffening rib, satisfies the strong node design principle, and most components are connected by high -strength bolt, satisfies the structure and mechanical property, and high -strength bolt can be disassembled or replaced, if building reaches the service period and needs to disassemble, and the structure can be orderly dismantled, and all components can be recycled or secondary utilization, or with the increase of time, some local components can not satisfy normal use requirement, can quickly replace component, and reduce the maintenance cost of service period. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the exploded view of the connecting structure provided by the utility model.

[0016] Figure 2 It is the three-dimensional schematic view of the connecting structure assembly provided by the utility model.

[0017] Figure 3 It is the exploded view of the connecting structure provided by the utility model.

[0018] Figure 4 It is the total view of the connecting structure provided by the utility model.

[0019] Figure 5 It is the left front view of the connecting structure provided by the utility model.

[0020] Among them,

[0021] 1 - the connection joint of the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam, 101 - the built-in H-shaped steel column, 102 - the circular steel pipe column with upper and lower end plates, 103 - the circular steel pipe reinforcing ring arranged outside the circular steel pipe column with upper and lower end plates, 104 - the steel beam perpendicular to the flange direction of the built-in H-shaped steel column, 105 - the steel beam perpendicular to the web direction of the built-in H-shaped steel column, 106 - the vertical plate limiter arranged at the end of the built-in H-shaped steel column, 107 - the bolt hole arranged on the end plate at the end of the steel beam, 108 - the end plate with a bolt hole at the end of the circular steel pipe column, 109 - the stiffening rib arranged at the position close to the reinforcing ring of the steel beam, 110 - the end plate arranged at the end of the steel beam, 2 - the core coal gangue concrete column, 3 - the half circular steel column with bolt holes and two side reinforcing plates, 301 - the half circular steel column, 302 - the two side reinforcing plates with bolt holes, 303 - the two half end plates with bolt holes, 4 - the high-strength bolts of the two half end plates and the two side reinforcing plates, 401 - the high-strength bolts of the two half end plates, 402 - the high-strength bolts of the two side reinforcing plates. DETAILED DESCRIPTION

[0022] The utility model will be further described in detail in combination with the drawings and construction process.

[0023] In order to solve the stability and safety problems of the existing built-in H-shaped steel pipe coal gangue concrete column in the overall frame structure, such as Figures 1 to 5 As shown in the figure, a built-in H-shaped steel pipe coal gangue concrete column and steel beam connecting structure, comprising a built-in H-shaped steel pipe column with upper and lower end plates and a steel beam connection joint 1, a core coal gangue concrete column 2, a half circular steel column with bolt holes and two side reinforcing plates 3, high-strength bolts of two half end plates and two side reinforcing plates 4, the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam connection joint 1, the half circular steel column with bolt holes and two side reinforcing plates 3, the high-strength bolts of the two half end plates and the two side reinforcing plates 4 are all precisely machined in the machining factory, the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam connection joint 1 is connected by longitudinal welding and connected by high-strength bolts in the plane direction.

[0024] The connecting joint 1 of the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam comprises a built-in H-shaped steel column 101, a circular steel pipe column with upper and lower end plates 102, a steel beam 104 perpendicular to the flange direction of the built-in H-shaped steel column, a steel beam 105 perpendicular to the web direction of the built-in H-shaped steel column, a vertical plate limiter 106 arranged at the end of the built-in H-shaped steel column, a circular steel pipe reinforcing ring 103 arranged outside the circular steel pipe column with upper and lower end plates, a stiffening rib 109 arranged near the reinforcing ring of the steel beam, and an end plate 110 arranged at the end of the steel beam, which are all connected by factory welding, the built-in H-shaped steel column 101 is longitudinally connected by the vertical plate limiter 106 arranged at the end of the built-in H-shaped steel column and a welding seam, the circular steel pipe column with upper and lower end plates 102 is connected by high-strength bolts 401 of two half end plates, and the end plate 110 arranged at the end of the steel beam is connected by high-strength bolts.

[0025] The core coal gangue concrete column 2, the connecting joint 1 of the built-in H-shaped steel pipe column with upper and lower end plates and the steel beam, the half circular steel column 3 with bolt holes of two half end plates and two side reinforcing plates are transported to the construction site and connected and assembled by welding and high-strength bolts 4 of two half end plates and two side reinforcing plates, and the core coal gangue concrete column 2 is poured by coal gangue commercial concrete.

[0026] The half circular steel column 3 with bolt hole end plates and reinforcing plates comprises two half end plates 303 with bolt holes, two side reinforcing plates 302 with bolt holes and a half circular steel column 301, and the half circular steel column 3 with bolt hole end plates and reinforcing plates is connected by high-strength bolts 4 of two half end plates and two side reinforcing plates.

[0027] The high-strength bolts 4 of two half end plates and two side reinforcing plates are used to connect the half circular steel column 301 by the high-strength bolts 4 of two half end plates and two side reinforcing plates after the vertical plate limiter 106 arranged at the end of the built-in H-shaped steel column is positioned and connected by a welding seam in the construction site.

[0028] The construction process of the utility model is the following steps,

[0029] Step 1, according to the construction conditions and the needs of people on the site, each component is accurately designed by a mechanical design company, then is precisely machined by a mechanical processing plant, and is transported back to the construction site;

[0030] Step 2, in the construction site, the circular steel pipe column with upper and lower end plates 102 is hoisted by a mechanical vehicle, is accurately positioned, and is twisted to pre-tighten the high-strength bolt of the circular steel pipe column foot, so that the circular steel pipe column with upper and lower end plates 102 is vertically fastened and stable;

[0031] Step 3, the connection joint 1 of the steel pipe column with built-in H-shaped steel and the steel beam is lifted, and the vertical plate limiter 106 arranged at the end of the built-in H-shaped steel column is used for accurate positioning, the built-in H-shaped steel column 101 is connected by welding, then the half-round steel column 3 with bolt hole end plate and reinforcing plate is fixed and connected by high-strength bolts, and finally the core coal gangue concrete is poured to form a kind of assembly of the built-in H-shaped steel steel pipe coal gangue concrete column and the steel beam connection structure;

[0032] Step 4, steps 2, 3, 4 and 5 are repeated to complete the overall building frame assembly of the built-in H-shaped steel steel pipe coal gangue concrete column and the steel beam connection structure;

[0033] The above is only an engineering example of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A built-in H-shaped steel pipe coal gangue concrete column and steel beam connecting structure, characterized in that, The connection joint (1) of the H-shaped steel pipe column with built-in upper and lower end plates and the steel beam, the core coal gangue concrete column (2), the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates, and the high-strength bolt (4) of two half end plates and two side reinforcing plates, the connection joint (1) of the H-shaped steel pipe column with built-in upper and lower end plates and the steel beam, the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates are transported to the construction site and connected and assembled by welding and the high-strength bolt (4) of two half end plates and two side reinforcing plates, and the core coal gangue concrete column (2) is poured by coal gangue commercial concrete.

2. The structure of the built-in H-shaped steel pipe coal gangue concrete column and the steel beam connection according to claim 1, characterized in that The connection joint (1) of the H-shaped steel pipe column with built-in upper and lower end plates and the steel beam, the core coal gangue concrete column (2), the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates, and the high-strength bolt (4) of two half end plates and two side reinforcing plates, the connection joint (1) of the H-shaped steel pipe column with built-in upper and lower end plates and the steel beam, the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates are transported to the construction site and connected and assembled by welding and the high-strength bolt (4) of two half end plates and two side reinforcing plates, and the core coal gangue concrete column (2) is poured by coal gangue commercial concrete.

3. The structure of the built-in H-shaped steel pipe coal gangue concrete column and the steel beam connection according to claim 1, characterized in that The connection joint (1) of the H-shaped steel pipe column with built-in upper and lower end plates and the steel beam, the core coal gangue concrete column (2), the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates, and the high-strength bolt (4) of two half end plates and two side reinforcing plates, the connection joint (1) of the H-shaped steel pipe column with built-in upper and lower end plates and the steel beam, the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates are transported to the construction site and connected and assembled by welding and the high-strength bolt (4) of two half end plates and two side reinforcing plates, and the core coal gangue concrete column (2) is poured by coal gangue commercial concrete. The half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates, comprising two half end plates (303) with bolt holes, two side reinforcing plates (302) with bolt holes, and a half-round steel column (301), the half-round steel column (3) with bolt holes in two half end plates and two side reinforcing plates is connected by the high-strength bolt (4) of two half end plates and two side reinforcing plates.

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