Concrete column head densification area stirrup positioning device

Abstract

The utility model relates to the technical field of building construction, and discloses a concrete column head densification area stirrup positioning device which comprises a first hoop and a plurality of second hoops which are evenly arranged at intervals from bottom to top. The first hoop comprises two first U-shaped hoops which are symmetrically arranged and a first connecting piece, and fixing plates are symmetrically arranged on the outer side walls of the first U-shaped hoops; the side wall of the first U-shaped hoop partially extends outwards to be provided with a first connecting part; the second hoop comprises two second U-shaped hoops which are symmetrically arranged and a second connecting piece, the two second U-shaped hoops are detachably connected through the second connecting piece, and the side walls of the second U-shaped hoops partially extend outwards to be provided with second connecting parts; and a vertical plate is fixed between the first connecting part and the plurality of second connecting parts. The stirrup placing and positioning device has the advantages that the stirrups can be placed and positioned accurately, the stirrup placing design distance requirement is met, and the construction quality of a concrete column is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a stirrup positioning device in a densified area of ​​a concrete column head. Background Art

[0002] In order to ensure that the concrete column generally plays a supporting role, it needs to withstand greater pressure, shear force and bending moment. Therefore, it needs to maintain a certain structural strength. When placing stirrups in the densified area of ​​the concrete column head, due to the lack of stirrup positioning devices, the positioning accuracy between the stirrups is low, and the spacing between the stirrups cannot meet the design requirements, which can easily lead to the concrete inside the column being loose and voids appearing, seriously affecting the overall structural strength of the concrete column and low construction quality. Utility Model Content

[0003] The utility model aims to provide a stirrup positioning device for a concrete column capital densification zone, which can accurately position the stirrups, meet the stirrup placement design spacing requirements, and improve the construction quality of the concrete column.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a stirrup positioning device for a concrete column capital densification zone, comprising a first set of stirrups and a plurality of second sets of stirrups evenly spaced from bottom to top;

[0005] The first hoop comprises two symmetrically arranged first U-shaped clamps and a first connecting piece, the two first U-shaped clamps are detachably connected via the first connecting piece, the outer side wall of the first U-shaped clamp is symmetrically provided with a fixing plate, the fixing plate is provided with a connecting hole for inserting an expansion screw; the side wall of the first U-shaped clamp is partially extended outward to form a first connecting portion;

[0006] The second hoop includes two symmetrically arranged second U-shaped clamps and a second connecting piece. The two second U-shaped clamps are detachably connected via the second connecting piece. The side wall of the second U-shaped clamp partially extends outward to provide a second connecting portion. The second connecting portion is located directly above the first connecting portion. A vertical plate is fixed between the first connecting portion and multiple second connecting portions.

[0007] Furthermore, the first U-shaped clamp includes a straight section, two first bending sections and two second bending sections, the first bending sections are provided at both ends of the straight section, the extension direction of the straight section is perpendicular to the extension direction of the first bending section, the end of the first bending section is provided with the second bending section, the extension directions of the two second bending sections are opposite and perpendicular to the extension direction of the first bending section, the first connecting portion is located on the outer side wall of the straight section, and the second bending section is provided with a through hole for installing the first connecting member.

[0008] Furthermore, the fixing plate is in an L-shape, an inner side wall of the fixing plate is in contact with an outer wall of the straight section, and another inner side wall of the fixing plate is in contact with an outer wall of the first bending section.

[0009] Furthermore, the first connecting member and the second connecting member are both bolts.

[0010] Furthermore, the first connection portion is provided with a first connection hole, the second connection portion is provided with a second connection hole, and the vertical plate is provided with fixing holes corresponding to the positions of the first connection hole and the second connection hole at intervals.

[0011] Furthermore, the fixing plate and the first U-shaped clamp are fixed by welding.

[0012] Furthermore, the height of the first connecting portion is less than or equal to the height of the first hoop.

[0013] Furthermore, the first hoop, the second hoop, the fixing plate and the vertical plate are all made of steel.

[0014] Compared with the prior art, the embodiment of the utility model is a steel bar positioning device for the densified area of ​​the column head of a concrete column. The beneficial effect is that the first hoop and the plurality of second hoop are evenly spaced from bottom to top, and the stirrups are located in the interval between the first hoop and the second hoop when installed, and / or in the interval between two adjacent second hoop sets, so as to ensure the positioning accuracy of the stirrup placement, meet the requirements of the design spacing of the stirrup placement, and improve the construction quality of the concrete column. At the same time, the first hoop is detachably connected by two first U-shaped clamps through the first connecting piece, and the second hoop is detachably connected by two second U-shaped clamps through the second connecting piece. The first hoop and the second hoop are both detachable structures, which are convenient for rapid installation with the concrete column. In addition, the side wall of the first U-shaped clamp is provided with a first connecting part, and the side wall of the second U-shaped clamp is provided with a second connecting part. The first hoop and the plurality of second hoop can be quickly installed and positioned by a vertical plate, and the overall structure is simple and easy to disassemble and assemble. In addition, a fixing plate is provided on the outer wall of the first U-shaped clamp, and the position of the first hoop is fixed by an expansion screw to avoid the position from moving after installation, and further improve the installation accuracy of the stirrups. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a stirrup positioning device in a densified area of ​​a concrete column capital according to an embodiment of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the second U-shaped stirrup of the stirrup positioning device in the densified area of ​​the capital of a concrete column in an embodiment of the utility model.

[0017] In the figure, 1, first hoop; 11, first U-shaped clamp; 12, fixing plate; 100, straight section; 101, first bending section; 102, second bending section; 111, first connecting portion; 2, second hoop; 21, second U-shaped clamp; 211, second connecting portion; 3, vertical plate; a, column head reinforcement; b, stirrups. DETAILED DESCRIPTION

[0018] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. used in the present invention to indicate the orientation or positional relationship are based on the positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred devices and elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present invention, it should be understood that the terms "first", "second", etc. are used in the present invention to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present invention, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information.

[0021] like Figure 1As shown, a reinforcement positioning device for a densified area of ​​a concrete column capital of a preferred embodiment of the utility model is sleeved outside the capital reinforcement a of the concrete column and is used for spacing and positioning of stirrups b. It includes a first hoop 1 and a plurality of second hoop 2 evenly spaced from bottom to top; wherein, in order to facilitate the sleeve of the first hoop 1 outside the capital reinforcement a and facilitate the removal of the first hoop 1 after the precise spacing of the stirrups b, the first hoop 1 includes two symmetrically arranged first U-shaped clamps 11 and a first connecting piece, and the two first U-shaped clamps 11 are detachably connected by the first connecting piece. In order to avoid the position of the first hoop 1 from moving after installation and further improve the positioning accuracy of the stirrups b during installation, a fixing plate 12 is symmetrically provided on the outer side wall of the first U-shaped clamp 11, and a connecting hole for inserting an expansion screw is opened on the fixing plate 12, and the first hoop 1 can be fixed to the ground or floor slab by the expansion screw; similarly, the second hoop 2 includes two symmetrically arranged second U-shaped clamps 21 and a second connecting piece, and the two second U-shaped clamps 21 are detachably connected by the second connecting piece. Since the stirrup b is placed between the first hoop 1 and the second hoop 2, and between two adjacent second hoop 2, in order to facilitate the position fixation between the first hoop 1 and the multiple second hoop 2, the side wall of the first U-shaped clamp 11 partially extends outward to provide a first connecting portion 111, and the side wall of the second U-shaped clamp 21 partially extends outward to provide a second connecting portion 211. The second connecting portion 211 is located directly above the first connecting portion 111, and the first connecting portion 111 and the multiple second connecting portions 211 are fixed by a vertical plate 3.

[0022] In this embodiment, the first hoop 1 and the second hoop 2 have similar structures. The only difference between the first hoop 1 and the second hoop 2 is that the fixing plate 12 is provided. Therefore, only the first hoop 1 is described in detail. Figure 1 The first U-shaped clamp 11 includes a straight section 100, two first bent sections 101 and two second bent sections 102, the first bent sections 101 are provided at both ends of the straight section, the extension direction of the straight section 100 is perpendicular to the extension direction of the first bent section 101, the end of the first bent section 101 is provided with a second bent section 102, the extension directions of the two second bent sections 102 are opposite and perpendicular to the extension direction of the first bent section 101, wherein the first connecting portion 111 is located on the outer wall of the straight section 100, and the second bent section 102 is provided with a through hole for installing the first connecting member, that is, the second bent sections 102 between the two first U-shaped clamps 11 are fitted together and can be locked and fixed by the first connecting member. In order to simplify the structure of the first connecting member and the second connecting member, in this embodiment, the first connecting member and the second connecting member are both bolts.

[0023] Furthermore, in order to arrange the fixing plates 12 uniformly, in this embodiment, the fixing plates 12 are L-shaped. Figure 1, one inner side wall of the fixing plate 12 is in contact with the outer wall of the straight section 100, and the other inner side wall of the fixing plate 12 is in contact with the outer wall of the first bending section 101. In order to improve the connection strength between the fixing plate 12 and the first U-shaped clamp 11, the fixing plate 12 and the first U-shaped clamp 11 are fixed by welding. Furthermore, in order to facilitate the vertical plate 3 to connect the first hoop 1 and the second hoop 2, refer to Figure 1 A first connection hole is provided on the first connection portion 111, a second connection hole is provided on the second connection portion 211, and fixing holes corresponding to the positions of the first connection hole and the second connection hole are provided at intervals on the vertical plate 3. The vertical plate 3 can fix the first ferrule 1 and the plurality of second ferrules 2 by bolts, and ensure that the gap between the first ferrule 1 and the second ferrule 2 is equal to the gap between two adjacent second ferrules 2.

[0024] Furthermore, since the stirrup b can be located between the first hoop 1 and the second hoop 2, in order to avoid interference with the first connecting portion 111, the height of the first connecting portion 111 is less than or equal to the height of the first hoop 1. Furthermore, in some embodiments, in order to improve the overall structural strength of the positioning device, the first hoop 1, the second hoop 2, the fixing plate 12 and the vertical plate 3 are all made of steel.

[0025] The working process of the utility model is as follows: firstly, two first U-shaped clamps 11 are respectively sleeved outside the column head steel bar a, and the two U-shaped clamps are fixed to form a first hoop 1 through a first connecting piece, so that the bottom surface of the fixing plate 12 on the first hoop 1 is in contact with the bottom surface or the floor slab, and the first hoop 1 is fixed with an expansion screw, and a plurality of stirrups b are sleeved on the column head steel bar a, and a second hoop 2 is installed between adjacent stirrups b, and the first hoop 1 and the plurality of second hoop 2 are fixed integrally through a vertical plate 3, and the stirrups b are adjusted to have the same spacing, and then the hoop can be disassembled.

[0026] In summary, the embodiment of the utility model provides a reinforcement positioning device for the densified area of ​​the capital of a concrete column, wherein the first hoop 1 and the plurality of second hoop 2 are evenly spaced from bottom to top, and the stirrup b is located in the interval between the first hoop 1 and the second hoop 2 when installed, and / or in the interval between two adjacent second hoop 2, so as to ensure the positioning accuracy of the placement of the stirrup b, meet the requirements of the design spacing of the placement of the stirrup b, and improve the construction quality of the concrete column. At the same time, the first hoop 1 is detachably connected by two first U-shaped clamps 11 through a first connecting piece, and the second hoop 2 is detachably connected by two second U-shaped clamps 21 through a second connecting piece. Both the first hoop 1 and the second hoop 2 are detachable structures, which are convenient for rapid installation with the concrete column. In addition, the side wall of the first U-shaped clamp 11 is provided with a first connecting portion 111, and the side wall of the second U-shaped clamp 21 is provided with a second connecting portion 211. The first hoop 1 and the plurality of second hoop 2 can be quickly installed and positioned through the vertical plate 3, and the overall structure is simple and easy to disassemble and assemble. In addition, a fixing plate 12 is provided on the outer wall of the first U-shaped clamp 11, and the position of the first hoop 1 is fixed by expansion screws to avoid position movement after installation, thereby further improving the installation accuracy of the stirrup b.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A device for positioning stirrups in a reinforced area of ​​a concrete column head, characterized in that: It includes a first hoop and a plurality of second hoop evenly spaced from bottom to top; The first hoop comprises two symmetrically arranged first U-shaped clamps and a first connecting piece, the two first U-shaped clamps are detachably connected via the first connecting piece, the outer side wall of the first U-shaped clamp is symmetrically provided with a fixing plate, the fixing plate is provided with a connecting hole for inserting an expansion screw; the side wall of the first U-shaped clamp is partially extended outward to form a first connecting portion; The second hoop includes two symmetrically arranged second U-shaped clamps and a second connecting piece. The two second U-shaped clamps are detachably connected via the second connecting piece. The side wall of the second U-shaped clamp partially extends outward to provide a second connecting portion. The second connecting portion is located directly above the first connecting portion. A vertical plate is fixed between the first connecting portion and multiple second connecting portions.

2. A device for positioning stirrups in a reinforced area of ​​a concrete column capital as claimed in claim 1, characterized in that: The first U-shaped clamp includes a straight section, two first bent sections and two second bent sections, the first bent sections are provided at both ends of the straight section, the extension direction of the straight section is perpendicular to the extension direction of the first bent section, the end of the first bent section is provided with the second bent section, the extension directions of the two second bent sections are opposite and perpendicular to the extension direction of the first bent section, the first connecting portion is located on the outer side wall of the straight section, and the second bent section is provided with a through hole for installing the first connecting member.

3. A stirrup positioning device for a reinforced area of ​​a concrete column capital as claimed in claim 2, characterized in that: The fixing plate is in an L-shape, an inner side wall of the fixing plate is in contact with the outer wall of the straight section, and the other inner side wall of the fixing plate is in contact with the outer wall of the first bending section.

4. A device for positioning stirrups in a reinforced area of ​​a concrete column capital as claimed in claim 2, characterized in that: The first connecting member and the second connecting member are both bolts.

5. A stirrup positioning device for a reinforced area of ​​a concrete column capital as claimed in claim 1, characterized in that: The first connection portion is provided with a first connection hole, the second connection portion is provided with a second connection hole, and the vertical plate is provided with fixing holes corresponding to the positions of the first connection hole and the second connection hole at intervals.

6. A device for positioning stirrups in a reinforced area of ​​a concrete column capital as claimed in claim 1, characterized in that: The fixing plate and the first U-shaped clamp are fixed by welding.

7. A device for positioning stirrups in a reinforced area of ​​a concrete column capital as claimed in claim 1, characterized in that: The height of the first connecting portion is less than or equal to the height of the first hoop.

8. The device for positioning stirrups in the densified area of ​​a concrete column capital as claimed in claim 1, characterized in that: The first hoop, the second hoop, the fixing plate and the vertical plate are all made of steel.

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