CN210767504U - Large-volume steel bar group fixing and connecting device - Google Patents
Large-volume steel bar group fixing and connecting device Download PDFInfo
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- CN210767504U CN210767504U CN201921593521.7U CN201921593521U CN210767504U CN 210767504 U CN210767504 U CN 210767504U CN 201921593521 U CN201921593521 U CN 201921593521U CN 210767504 U CN210767504 U CN 210767504U
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- welded
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Abstract
The utility model discloses a large-volume steel bar group fixing and connecting device, which comprises a fixing device and a connecting device, wherein the fixing device comprises two one-way butt-joint devices and two or more than two-way butt-joint devices, the one-way butt-joint devices are composed of two or more than two semicircular buckles and transverse connecting steel plates welded between the semicircular buckles, and the outer edges of the semicircular buckles at the two ends are welded with lug plates; the bidirectional butt joint device is composed of two symmetrically arranged unidirectional butt joint devices and longitudinal connecting steel plates welded on semicircular buckles of the two unidirectional butt joint devices. The utility model connects and fixes the steel bar group through the fixing device and the connecting device which are arranged in the grid form, thereby not only solving the problem that the end part of the steel bar can not be connected by adopting a welding mode, but also reducing the influence on the concrete pouring construction and satisfying the temporary fixing and permanent connection effects; reduce welding and rod iron hoist and mount time, and guarantee the rod iron end connection quality.
Description
Technical Field
The utility model relates to a fixed and connecting device of mass bar group belongs to construction technical field.
Background
With the increasing number of super high-rise buildings in recent years, how to reduce the construction cost becomes a new subject, and a large number of super high-rise buildings use a cylinder-in-cylinder structure form. The concrete column of this structure utilizes the stem concept, embeds the distributed rod iron of large scale in the concrete column based on the same principle of core area reinforcing bar steel content, has solved solid abdomen formula shaped steel concrete column reinforcing bar and has arranged difficult problem, can reduce concrete column cross sectional area simultaneously, reduces construction cost. The steel bar group is used as a vertical main stress component, and the connection mode of the steel bar group is a key point for ensuring the engineering quality.
The ends of the steel bars cannot be connected in a welding mode, and meanwhile, the verticality of the steel bars cannot be well guaranteed during construction; a single steel bar is hoisted by a tower crane at a time, so that the construction progress and the construction cost are greatly influenced. Therefore, it is an important issue how to increase the construction speed and reduce the construction cost while ensuring the connection safety of the ends of the steel bars.
Disclosure of Invention
An object of the utility model is to provide a simple to operate is swift, connect firm, can improve the fixed and connecting device of the big body mass rod iron crowd that efficiency of construction, and the device can improve rod iron end connection quality, realizes rod iron crowd integral hoisting simultaneously to improve the efficiency of construction and reduce construction cost.
The technical scheme of the utility model: a fixing and connecting device for large-volume steel bar groups comprises a fixing device and a connecting device, wherein the fixing device comprises two one-way butt-joint devices and two or more two-way butt-joint devices, each one-way butt-joint device is composed of two or more than two semicircular buckles and transverse connecting steel plates welded among the semicircular buckles, and lug plates are welded on the outer edges of the semicircular buckles at the two ends; the bidirectional butt joint device is composed of two symmetrically arranged unidirectional butt joint devices and a longitudinal connecting steel plate welded on semicircular buckles of the two unidirectional butt joint devices; bolt holes are formed in the transverse connecting steel plate and the lug plate, and the one-way butt joint device is fixedly connected with the two-way butt joint device through bolts penetrating through the bolt holes; the connecting device comprises sleeves distributed in a matrix, the central line of each sleeve is superposed with the central line of the semicircular buckle, and H-shaped steel is welded between every two adjacent sleeves.
Furthermore, the inner wall of the semicircular buckle is coated with metal glue, so that the friction force of the steel bar can be enhanced.
Furthermore, a partition plate is welded in the middle of the interior of the sleeve.
Due to the adoption of the technical scheme, the utility model has the advantages of: the utility model connects and fixes the steel bar group through the fixing device and the connecting device which are arranged in the grid form, thereby not only solving the problem that the end part of the steel bar can not be connected by adopting a welding mode, but also reducing the influence on the concrete pouring construction and satisfying the temporary fixing and permanent connection effects; the construction difficulty is reduced, the welding time and the steel bar hoisting time are reduced, and the end connection quality of the steel bar is ensured. And simultaneously, the utility model discloses the inner wall at semi-circular buckle is applied paint with a brush and is had the metal cement, can strengthen the frictional force with the rod iron, guarantees the fastness of connecting. Therefore, the utility model can reduce the construction occupancy rate of the tower crane, shorten the construction period and cost, and accelerate the field installation speed; the perpendicularity of the steel bar group can be well guaranteed, and construction errors are reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the fixing device;
FIG. 3 is a schematic structural view of a one-way docking device;
FIG. 4 is a schematic structural view of a bi-directional docking device;
FIG. 5 is a schematic view of the connecting device;
FIG. 6 is a schematic cross-sectional view of the connecting device;
fig. 7 is a top view of the structure of the connecting device.
Description of reference numerals: 1-a fixture; 2-upper steel bar; 3-a connecting means; 4-lower steel bar; 5-one-way butt joint device; 6-a bidirectional docking device; 7-semicircular buckle; 8-transverse connecting steel plates; 9-bolt; 10-ear plate; 11-bolt holes; 12-a sleeve; 13-i-section steel; 14-metal glue; 15-longitudinal connecting steel plates; 16-partition plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further described in detail with reference to the accompanying drawings and examples.
The embodiment of the utility model provides a: the structure schematic diagram of the large-scale steel bar group fixing and connecting device is shown in fig. 1-7, and the large-scale steel bar group fixing and connecting device comprises a fixing device 1 and a connecting device 3, wherein the fixing device 1 comprises two one-way butt-joint devices 5 and two-way butt-joint devices 6, each one-way butt-joint device 5 is composed of four semicircular buckles 7 and a transverse connecting steel plate 8 welded between the semicircular buckles 7, and the outer edges of the semicircular buckles 7 at the two ends are welded with lug plates 10; the bidirectional butt joint device 6 is composed of two symmetrically arranged unidirectional butt joint devices 5 and longitudinal connecting steel plates 15 welded on semicircular buckles 7 of the two unidirectional butt joint devices 5; bolt holes 11 are formed in the transverse connecting steel plate 8 and the lug plate 10, and the one-way butt joint device 5 is fixedly connected with the two-way butt joint device 6 through bolts 9 penetrating the bolt holes 11; the connecting device 3 comprises sleeves 12 distributed in a matrix shape, the center line of each sleeve 12 is overlapped with the center line of the semicircular buckle 7, and I-shaped steel 13 is welded between every two adjacent sleeves 12; the inner wall of the semicircular buckle 7 is coated with metal glue 14, so that the friction force of the steel bar can be enhanced; a baffle 16 is welded in the middle of the interior of the sleeve 12.
During construction, firstly, a group of upper steel bars 2 are connected together by a fixing device 1, the upper steel bars 2 form an upper steel bar group arranged in an array, then a connecting device 3 is sleeved on the top of a group of lower steel bars 4, the lower steel bars 4 form a lower steel bar group arranged in an array, then the fixed upper steel bar group is hoisted to the upper part of the lower steel bar group by a tower crane, and the upper steel bar group and the lower steel bar group are connected by the connecting device 3.
In summary, the fixing device 1 and the connecting device 3 which are arranged in a grid form connect and fix the steel bar group, so that the problem that the end parts of the steel bars cannot be connected in a welding mode is solved, the influence on concrete pouring construction can be reduced, and the temporary fixing and permanent connecting effects are met; the construction difficulty is reduced, the welding time and the steel bar hoisting time are reduced, and the end connection quality of the steel bar is ensured. And simultaneously, the utility model discloses scribble at the inner wall of semi-circular buckle 7 and brush has metal glue 14, can strengthen the frictional force with the rod iron, guarantee the fastness of connecting. Therefore, the utility model can reduce the construction occupancy rate of the tower crane, shorten the construction period and cost, and accelerate the field installation speed; the perpendicularity of the steel bar group can be well guaranteed, and construction errors are reduced.
Claims (3)
1. A fixing and connecting device for large-volume steel bar groups comprises a fixing device (1) and a connecting device (3), and is characterized in that: the fixing device (1) comprises two one-way butt joint devices (5) and two or more two-way butt joint devices (6), the one-way butt joint devices (5) are composed of two or more than two semicircular buckles (7) and transverse connecting steel plates (8) welded between the semicircular buckles (7), and lug plates (10) are welded on the outer edges of the semicircular buckles (7) at the two ends; the bidirectional butt joint device (6) is composed of two symmetrically arranged unidirectional butt joint devices (5) and longitudinal connecting steel plates (15) welded on semicircular buckles (7) of the two unidirectional butt joint devices (5); bolt holes (11) are formed in the transverse connecting steel plate (8) and the lug plate (10), and the one-way butt joint device (5) is fixedly connected with the two-way butt joint device (6) through bolts (9) penetrating through the bolt holes (11); the connecting device (3) comprises sleeves (12) distributed in a matrix mode, the center line of each sleeve (12) is overlapped with the center line of the semicircular buckle (7), and an I-shaped steel (13) is welded between every two adjacent sleeves (12).
2. The mass bar group securing and connecting device according to claim 1, wherein: the inner wall of the semicircular buckle (7) is coated with metal glue (14).
3. The mass bar group securing and connecting device according to claim 1, wherein: the middle of the interior of the sleeve (12) is welded with a clapboard (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921593521.7U CN210767504U (en) | 2019-09-24 | 2019-09-24 | Large-volume steel bar group fixing and connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921593521.7U CN210767504U (en) | 2019-09-24 | 2019-09-24 | Large-volume steel bar group fixing and connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210767504U true CN210767504U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921593521.7U Active CN210767504U (en) | 2019-09-24 | 2019-09-24 | Large-volume steel bar group fixing and connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210767504U (en) |
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2019
- 2019-09-24 CN CN201921593521.7U patent/CN210767504U/en active Active
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