Embedded steel structure column foot support

Abstract

An embedded type steel structure column foot support comprises a position positioning section, a direction positioning section and a foundation anchor bolt. The position positioning section is arranged on the cushion layer and is connected with the cushion layer through an embedded part; the direction positioning section comprises a first vertical support, a supporting disc and a positioning disc; the supporting disc is connected to the top of the position positioning section. The first vertical supports are arranged on the supporting disc in a rectangular shape. A first cross inclined strut is connected between every two adjacent first vertical supports; the positioning disc is connected to the top of the first vertical support; penetrating holes are formed in the positioning disc at intervals; the anchor bolts are correspondingly arranged in the through holes in a penetrating manner; the lower ends of the foundation anchor bolts are supported on the supporting disc, and the foundation anchor bolts are connected with the supporting disc in a welded mode; the upper end of the anchor bolt penetrates through the column bottom plate and is fixed through a fixing nut. A concrete foundation is poured on the top of the cushion layer. And a bonding layer is poured between the column bottom plate and the concrete foundation. The technical problems that a traditional column foot support is prone to deformation, installation position precision is not enough, and a column is difficult to install due to the fact that a foundation anchor bolt is prone to deviation are solved.

Description

Technical Field

[0001] The utility model belongs to the field of building structures, and particularly relates to an embedded steel structure column foot bracket. Background Art

[0002] At present, in deep foundation pit construction, embedded column base brackets mostly adopt a simple structure connected by angle steel and ground anchor bolts. These structures have the following disadvantages: the column base bracket itself is easy to deform, the installation position accuracy is not enough, and the ground anchor bolts are easy to deviate, making the column installation difficult. Utility Model Content

[0003] The utility model aims to provide an embedded steel structure column base bracket, which aims to solve the technical problems that the traditional column base bracket itself is easy to deform, the installation position accuracy is insufficient, and the anchor bolts are easy to deviate, resulting in difficulty in column installation.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions.

[0005] A buried steel structure column foot support, including a position positioning section; the position positioning section is arranged on a cushion layer and connected to the cushion layer through embedded parts; it also includes a direction positioning section and a ground anchor bolt; the direction positioning section includes a first vertical support, a support plate and a positioning plate; the support plate is connected to the top of the position positioning section; there are four first vertical supports arranged in a rectangular shape, and the four first vertical supports are connected to the support plate; a first cross brace is connected between adjacent first vertical supports; the positioning plate is connected to the top of the four first vertical supports; perforations are arranged on the positioning plate at intervals along the edge; there is a group of ground anchor bolts, which are correspondingly penetrated in the perforations; the lower end of the ground anchor bolt is supported on the support plate, and the ground anchor bolt is welded to the support plate; the upper end of the ground anchor bolt passes through the column base plate and is fixed by a fixing nut; a concrete foundation is cast on the top of the cushion layer, and a spacing is left between the top of the concrete foundation and the bottom of the column base plate; a bonding layer is poured between the column base plate and the concrete foundation.

[0006] Preferably, the positioning section includes a second vertical support and a transverse support; there are four second vertical supports arranged in a rectangular shape; the transverse supports are provided in at least two layers; each layer of transverse supports is connected between laterally adjacent and longitudinally adjacent second vertical supports; and a second cross diagonal brace is provided between the second vertical support and two adjacent layers of transverse supports.

[0007] Preferably, the embedded parts include embedded plates and anchor bars; there is a group of embedded plates, which are pre-embedded in the cushion layer at intervals and at the connection positions of the corresponding positioning sections; the anchor bars are connected to the bottom of each embedded plate, and a bending section is provided at the lower end of the anchor bars.

[0008] Preferably, the anchor bolt includes a screw rod and a pad; the pad is supported on a support plate, and the pad is welded to the support plate; a stiffening plate is arranged between the pad and the root of the screw rod and along an annular interval; a support plate is arranged on the upper part of the screw rod and located on the column base plate; the support plate is supported on the bottom of the column base plate, and an adjustable nut is arranged at the bottom of the support plate.

[0009] Preferably, a fixing plate is sleeved on the upper part of a group of anchor bolts; holes for passing the anchor bolts are provided on the plate surface of the fixing plate at positions corresponding to each anchor bolt.

[0010] Compared with the prior art, the utility model has the following characteristics and beneficial effects.

[0011] 1. The utility model has a simple structure, is easy to install, and has accurate positioning. After the column foot bracket is installed, it can be directly poured into the concrete, and then the steel structure column can be installed, ensuring that the column foot bracket will not deform when the steel structure column is installed. At the same time, the position positioning section and the direction positioning section of the utility model are both provided with lateral supports and cross braces to ensure the structural stability of the column foot bracket during the installation and pouring process. The embedded steel structure column foot bracket solves the technical problems that the column foot bracket itself is easy to deform, the installation position is not accurate enough, and the anchor bolts are easy to deviate, resulting in difficulty in column installation.

[0012] 2. The utility model chooses to embed the positioning embedded parts first, and then weld the column foot bracket, and the flange plate is provided with anchor bolt positioning holes, which further improves the accuracy of the later installation of the steel structure column; the utility model can first cast the concrete foundation, and then install the steel structure column, which improves the efficiency of the flow construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0014] Figure 1 It is a structural schematic diagram of the embedded steel structure column base bracket of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the positioning plate in the utility model.

[0016] Figure 3 It is a structural schematic diagram of the ground anchor bolt in the utility model.

[0017] Figure numbers: 1-position positioning section, 1.1-second vertical support, 1.2-lateral support, 1.3-second cross brace, 2-cushion, 3-embedded parts, 3.1-embedded plate, 3.2-anchor bar, 4-direction positioning section, 4.1-first vertical support, 4.2-support plate, 4.3-positioning plate, 4.4-first cross brace, 5-anchor bolt, 5.1-screw, 5.2-shim plate, 5.3-stiffening plate, 5.4-support plate, 5.5-adjustable nut, 6-perforation, 7-column base plate, 8-nut, 9-concrete foundation, 10-fixed plate, 11-steel structure column, 12-reinforcement plate, 13-shear bolt, 14-bonding layer. DETAILED DESCRIPTION

[0018] like Figure 1-3 As shown, this embedded steel structure column foot support includes a position positioning section 1; the position positioning section 1 is arranged on the cushion layer 2 and connected to the cushion layer 2 through an embedded part 3; it also includes a direction positioning section 4 and a ground anchor bolt 5; the direction positioning section 4 includes a first vertical support 4.1, a support plate 4.2 and a positioning plate 4.3; the support plate 4.2 is connected to the top of the position positioning section 1; there are four first vertical supports 4.1, which are arranged in a rectangular shape, and the four first vertical supports 4.1 are connected to the support plate 4.2; a first cross diagonal brace 4.4 is connected between adjacent first vertical supports 4.1; The positioning plate 4.3 is connected to the top of the four first vertical supports 4.1; on the positioning plate 4.3, through holes 6 are arranged at intervals along the edge; there is a group of anchor bolts 5, which are correspondingly penetrated in the through holes 6; the lower ends of the anchor bolts 5 are supported on the support plate 4.2, and the anchor bolts 5 are welded to the support plate 4.2; the upper ends of the anchor bolts 5 pass through the column base plate 7 and are fixed by fixing nuts 8; a concrete foundation 9 is cast on the top of the cushion layer 2, and a spacing is left between the top of the concrete foundation 9 and the bottom of the column base plate 7; a bonding layer 14 is poured between the column base plate 7 and the concrete foundation 9.

[0019] In this embodiment, the positioning section 1 includes a second vertical support 1.1 and a transverse support 1.2; there are four second vertical supports 1.1 arranged in a rectangular shape; the transverse supports 1.2 are provided with at least two layers; each layer of transverse supports 1.2 is connected between laterally adjacent and longitudinally adjacent second vertical supports 1.1; and a second cross diagonal support 1.3 is provided between the second vertical support 1.1 and two adjacent layers of transverse supports 1.2.

[0020] In this embodiment, the embedded part 3 includes an embedded plate 3.1 and an anchor bar 3.2; the embedded plate 3.1 is provided in a group, which is pre-embedded in the cushion layer 2 at intervals and at the connection position of the corresponding positioning section 1; the anchor bar 3.2 is connected to the bottom of each embedded plate 3.1, and a bending section is provided at the lower end of the anchor bar 3.2.

[0021] In this embodiment, the anchor bolt 5 includes a screw rod 5.1 and a pad 5.2; the pad 5.2 is supported on the support plate 4.2, and the pad 5.2 is welded to the support plate 4.2; a stiffening plate 5.3 is arranged between the pad 5.2 and the root of the screw rod 5.1, along the circumferential interval; the upper part of the screw rod 5.1 is provided with a support plate 5.4 located on the column base plate 7; the support plate 5.4 is supported on the bottom of the column base plate 7, and an adjustable nut 5.5 is arranged at the bottom of the support plate 5.4.

[0022] In this embodiment, a fixing plate 10 is sleeved on the upper part of a group of anchor bolts 5 ; holes for passing the anchor bolts 5 are provided on the plate surface of the fixing plate 10 at the position corresponding to each anchor bolt 5 .

[0023] In this embodiment, a column bottom plate 7 is welded at the bottom of the steel structure column 11, and a reinforcement plate 12 is arranged between the column bottom plate 7 and the lower part of the steel structure column 11; a shear bolt 13 is also arranged at the lower part of the outer wall of the steel structure column 11.

[0024] In this embodiment, the first vertical support 4.1 and the second vertical support 1.1 are both made of angle steel, and the height of the first vertical support 4.1 is 200 mm; the support plate 4.2 and the positioning plate 4.3 are both circular ring plates. A group of anchor bolts 5 has sixteen, and the sixteen anchor bolts 5 are arranged along the reversing intervals.

[0025] In this embodiment, the transverse supports 1.2 are made of angle steel, the spacing between the bottommost transverse supports 1.2 and the cushion layer is no more than 100 mm, and the spacing between two adjacent transverse supports 1.2 is no more than 100 mm.

[0026] The above embodiments are not exhaustive of specific implementation methods, and there may be other embodiments. The purpose of the above embodiments is to illustrate the utility model rather than to limit the protection scope of the utility model. All applications derived from simple changes of the utility model fall within the protection scope of the utility model.

Claims

1. An embedded steel structure column base support, comprising a position positioning section (1); the position positioning section (1) is arranged on a cushion layer (2) and connected to the cushion layer (2) via an embedded part (3); characterized in that: The invention also comprises a direction positioning section (4) and a ground anchor bolt (5); the direction positioning section (4) comprises a first vertical support (4.1), a support plate (4.2) and a positioning plate (4.3); the support plate (4.2) is connected to the top of the position positioning section (1); there are four first vertical supports (4.1) arranged in a rectangular shape, and the four first vertical supports (4.1) are connected to the support plate (4.2); first cross braces (4.4) are connected between adjacent first vertical supports (4.1); the positioning plate (4.3) is connected to the top of the four first vertical supports (4.1); 3) is provided with through holes (6) at intervals along the edge; a group of the anchor bolts (5) are provided, which are correspondingly penetrated in the through holes (6); the lower ends of the anchor bolts (5) are supported on the support plate (4.2), and the anchor bolts (5) are welded to the support plate (4.2); the upper ends of the anchor bolts (5) pass through the column base plate (7) and are fixed by fixing nuts (8); a concrete foundation (9) is cast on the top of the cushion layer (2), and a gap is left between the top of the concrete foundation (9) and the bottom of the column base plate (7); and a bonding layer (14) is poured between the column base plate (7) and the concrete foundation (9).

2. The embedded steel structure column base support according to claim 1, characterized in that: The positioning section (1) comprises a second vertical support (1.1) and a transverse support (1.2); the second vertical supports (1.1) are four in number and arranged in a rectangular shape; the transverse supports (1.2) are provided in at least two layers; each layer of transverse supports (1.2) is connected between second vertical supports (1.1) that are adjacent in the transverse direction and in the longitudinal direction; and a second cross brace (1.3) is provided between the second vertical support (1.1) and two adjacent layers of transverse supports (1.2).

3. The embedded steel structure column base support according to claim 1, characterized in that: The embedded part (3) comprises an embedded plate (3.1) and an anchor bar (3.2); a group of the embedded plates (3.1) are pre-embedded in the cushion layer (2) at intervals corresponding to the connection positions of the positioning sections (1); the anchor bar (3.2) is connected to the bottom of each embedded plate (3.1), and a bent section is provided at the lower end of the anchor bar (3.2).

4. The embedded steel structure column base support according to claim 1, characterized in that: The anchor bolt (5) comprises a screw rod (5.1) and a pad (5.2); the pad (5.2) is supported on a support plate (4.2), and the pad (5.2) and the support plate (4.2) are welded together; a stiffening plate (5.3) is arranged between the pad (5.2) and the root of the screw rod (5.1) and at intervals along the annular direction; a support plate (5.4) is sleeved on the upper part of the screw rod (5.1) and located on the column bottom plate (7); the support plate (5.4) is supported on the bottom of the column bottom plate (7), and an adjustable nut (5.5) is arranged at the bottom of the support plate (5.4).

5. The embedded steel structure column base support according to claim 1, characterized in that: A fixing plate (10) is sleeved on the upper part of a group of anchor bolts (5); holes for passing the anchor bolts (5) are provided on the plate surface of the fixing plate (10) at positions corresponding to each anchor bolt (5).

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