CN212376021U - Steel corbel and support-free installation connecting node comprising same - Google Patents

Steel corbel and support-free installation connecting node comprising same Download PDF

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Publication number
CN212376021U
CN212376021U CN202020146128.XU CN202020146128U CN212376021U CN 212376021 U CN212376021 U CN 212376021U CN 202020146128 U CN202020146128 U CN 202020146128U CN 212376021 U CN212376021 U CN 212376021U
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China
Prior art keywords
steel
steel plate
vertical
horizontal
corbel
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CN202020146128.XU
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Chinese (zh)
Inventor
葛福
陈东恩
伍永胜
李云贵
郑焕奇
黄昱华
刘麟玮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Jianyuan Building Assembly Industry Co ltd
Guangzhou Metro Design and Research Institute Co Ltd
Fifth Engineering Co Ltd of China Railway 14th Bureau Co Ltd
Original Assignee
Guangdong Jianyuan Building Assembly Industry Co ltd
Guangzhou Metro Design and Research Institute Co Ltd
Fifth Engineering Co Ltd of China Railway 14th Bureau Co Ltd
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Application filed by Guangdong Jianyuan Building Assembly Industry Co ltd, Guangzhou Metro Design and Research Institute Co Ltd, Fifth Engineering Co Ltd of China Railway 14th Bureau Co Ltd filed Critical Guangdong Jianyuan Building Assembly Industry Co ltd
Priority to CN202020146128.XU priority Critical patent/CN212376021U/en
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Abstract

The utility model discloses a steel bracket and contain exempting from of this steel bracket and support installation connected node, include: a connecting member, a jack; the connecting part is arranged on the side wall of the prefabricated column, one end of the jack is arranged on the connecting part, and the other end of the jack is abutted against the side wall of the prefabricated beam to support the prefabricated beam; the connecting member includes: a vertical steel plate and a horizontal steel plate; vertical steel sheet setting is in on the lateral wall of prefabricated post, horizontal steel sheet is connected in vertical steel sheet perpendicularly, and a side end face of horizontal steel sheet and the outer wall parallel and level of vertical steel sheet. The utility model discloses set up the jack that is used for providing the holding power for the precast beam on adapting unit, after the precast column is installed, fix the steel corbel on the lateral wall of precast column through adapting unit, jack on the steel corbel provides the support for the precast beam, and load and the impact load when cast in situ concrete construction on the precast beam pass to the precast column through the jack on to realize that the precast beam installation exempts from to support the system.

Description

Steel corbel and support-free installation connecting node comprising same
Technical Field
The utility model belongs to the technical field of the engineering and building, concretely relates to steel bracket and contain exempting from of this steel bracket and support installation connected node.
Background
The assembly type building is a sharp tool for the circular economy of modern cities, and has the advantages of environmental protection, rapidness, durability and the like compared with the traditional building mode. At present, in the existing assembly type building construction, the mounting method of the precast beam mainly comprises the steps of erecting a supporting system under the precast beam, and supporting the dead weight load of the precast beam, the load on the precast beam and the impact load during cast-in-place concrete construction through the supporting system. However, the following disadvantages exist with this approach: need adopt highly higher support system for there is great potential safety hazard in support system's self stability, and for guaranteeing support system's stability, often need increase a large amount of vertical braces and horizontal support, need drop into more manual works, material, measure, can increase labour cost, material cost, measure cost and corresponding administrative fee in a large number, increase engineering construction cost, the environmental protection of assembled building, swift advantage has been weakened greatly, especially on large-scale public building projects such as subway station, factory building, hospital, office building.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defect, the utility model provides a steel corbel, its interim bearing structure that can regard as the precast beam installation can reduce the vertical braces of precast beam, simple structure, simple to operate.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
a steel corbel comprising: a connecting member, a jack;
the connecting part is arranged on the side wall of the precast column, one end of the jack is arranged on the connecting part, and the other end of the jack is abutted against the bottom of the precast beam to support the precast beam;
the connecting member includes: a vertical steel plate and a horizontal steel plate; the vertical steel plate is arranged on the side wall of the prefabricated column, the horizontal steel plate is vertically connected with the vertical steel plate, and one side end face of the horizontal steel plate is flush with the outer wall of the vertical steel plate.
As a further improvement of the present invention, the connecting member further includes: a fastening member; the vertical steel plate is fixed on the side wall of the prefabricated column through the fastening part.
As a further improvement, the steel bracket also comprises a limiting component for preventing the precast beam from deflecting during installation, one end of the limiting component is arranged on the horizontal steel plate, and the other end of the limiting component is arranged on the side wall of the precast beam.
As a further improvement of the present invention, the limiting member includes: the horizontal steel plate is vertically arranged on one side of the horizontal steel plate, a first threaded hole is formed in the upper portion of the horizontal steel plate, and the horizontal steel plate is fixed on the side wall of the precast beam through the fastening bolt.
As a further improvement of the utility model, two vertical rib plates for increasing the rigidity of the steel corbel are arranged on two sides of the vertical steel plate, and the vertical rib plates are vertically connected with the vertical steel plate; still be provided with a plurality of horizontal floor that are used for increasing on the vertical steel sheet steel corbel rigidity, horizontal floor perpendicular with vertical steel sheet is connected.
As a further improvement, the vertical rib plate is provided with a rope threading hole.
As a further improvement, the utility model discloses a this steel bracket still includes the reinforcing floor, and it is the triangle-shaped of right angle, the right angle side of reinforcing floor is fixed on horizontal steel sheet, another right angle side of reinforcing floor is fixed on spacing steel sheet.
Compared with the prior art, the beneficial effects of the utility model are that: the jack for providing supporting force for the precast beam is arranged on the connecting part, after the precast column is installed, the steel bracket is fixed on the side wall of the precast column through the connecting part, the jack on the steel bracket provides support for the precast beam, and the load on the precast beam and the impact load during cast-in-place concrete construction are transmitted to the precast column through the jack so as to realize the installation of the precast beam without a supporting system.
In order to overcome the technical defect, the utility model also provides an exempt from to support erection joint node, its interim bearing structure that can regard as the precast beam installation can reduce the vertical braces of precast beam, simple structure, simple to operate.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
the utility model provides an exempt from to support erection joint node, includes two foretell steel corbels, two the steel corbels vertical steel sheet sets up on the same lateral wall of precast column, one the steel corbel the jack with one side looks butt of precast beam, another the steel corbel the jack with the opposite side looks butt of precast beam.
As a further improvement of the utility model, the horizontal steel plate of one steel bracket is fixedly connected with the horizontal steel plate of the other steel bracket to form a whole.
Compared with the prior art, the beneficial effects of the utility model are that: adopt a pair of steel corbels as the installation connected node of exempting from of precast beam and precast column, wherein, two vertical steel plates all set up on the same lateral wall of precast column, and every precast beam adopts two jacks as supporting to it can provide the holding power for precast beam more firmly to exempt from to support installation connected node.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a front view of a steel corbel according to example one;
FIG. 2 is a side view of the steel corbel of the first embodiment;
FIG. 3 is a front view of the connection node of the second embodiment without supporting installation;
FIG. 4 is a view of the connection node of the second embodiment in a use state;
FIG. 5 is another view of the connection node of the second embodiment in a use state;
fig. 6 is a front view of the support-free mounting connection node according to the third embodiment.
Description of the labeling: 1-steel corbel; 11-a connecting member; 111-vertical steel plates; 1111-a second threaded opening; 112-horizontal steel plate; 113-a fastening member; 12-a jack; 13-a stop member; 131-a limiting steel plate; 1311-first threaded opening; 132-a fastening bolt; 14-vertical ribs; 141-a stringing hole; 15-horizontal rib plates; 16-reinforcing ribs; 2-mounting the connection node without supporting; 3-prefabricating a beam; 4-prefabricating the column.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example one
The embodiment discloses a steel corbel, as shown in fig. 1 and 2, including: connecting parts 11, jacks 12; the connecting part 11 is arranged on the side wall of the precast column 4, one end of the jack 12 is arranged on the connecting part 11, and the other end of the jack is abutted against the bottom of the precast beam 3 to support the precast beam; the connecting member 11 includes: a vertical steel plate 111 and a horizontal steel plate 112; vertical steel plate 111 sets up on the lateral wall of prefabricated post 4, and horizontal steel plate 112 is through welding vertical connection in vertical steel plate 111, and one side terminal surface of horizontal steel plate 112 and vertical steel plate 111's outer wall parallel and level, that is to say, one of them face of steel corbel 1 is the plane, and this plane closely pastes with the lateral wall of prefabricated post 4. The height of the jack 12 can be adjusted according to the actual situation of field installation so as to quickly complete the installation and the positioning of the precast beam 3. The jack 12 on the steel corbel 1 supports the precast beam 3, and the self load of the precast beam 3 and the impact load during cast-in-place concrete construction are transmitted to the precast column 4 through the jack 12, so that the installation of the precast beam 3 is free from the support system.
In the above embodiment, the connecting member 11 further includes: a fastening member 113; vertical steel sheet 111 passes through fastening component 113 to be fixed on the lateral wall of prefabricated post 4, and fastening component 113 can adopt both ends to have the rod iron and the nut of outer screw tooth, is provided with in the vertical steel sheet 111 can with rod iron matched with second screw thread trompil 1111, can reserve in advance on the prefabricated post 4 with rod iron matched with through-hole.
In the above embodiment, the position limiting member 13 for preventing the precast beam 3 from deflecting during installation is further included, one end of the position limiting member is disposed on the horizontal steel plate 112, and the other end of the position limiting member is fixed on the side wall of the precast beam 3 through the fastening bolt 132, when the precast beam 3 is in place, the position where the precast beam 3 is hoisted may be deflected due to improper operation, and the position limiting member 13 is disposed to limit the precast beam 3 within a certain range, thereby reducing the workload of later position adjustment.
As shown in fig. 1, the stopper member 13 includes: the prefabricated beam comprises a limiting steel plate 131 and fastening bolts 132, wherein the limiting steel plate 131 is vertically arranged on one side of the horizontal steel plate 112, a first threaded opening 1311 is formed in the upper portion of the limiting steel plate 131, the limiting steel plate 131 is fixed to the side wall of the prefabricated beam 3 through the fastening bolts 132, when the prefabricated beam 3 is in place, the position of the prefabricated beam 3 can be limited in a certain position through the limiting steel plate 131, and at the moment, the position of the prefabricated beam 3 can be fixed through the fastening bolts 132.
As shown in fig. 1 and 2, two vertical rib plates 14 for increasing the rigidity of the steel corbel 1 are arranged on two sides of the vertical steel plate 111, and the vertical rib plates 14 are vertically connected with the vertical steel plate 111; the vertical steel plate 111 is also provided with a plurality of horizontal rib plates 15 used for increasing the rigidity of the steel corbel 1, the horizontal rib plates 15 are vertically connected with the vertical steel plate 111, the rigidity of the steel corbel 1 can be further enhanced through the vertical rib plates 14 and the horizontal rib plates 15, and the supporting force of the steel corbel 1 on the precast beam 3 is improved.
In the above embodiment, the vertical rib plate 14 is provided with the rope through hole 141, and after the construction of the precast beam and the precast column is completed, the rope passes through the rope through hole 141, and the steel corbel is bound on the precast beam or the precast column, so as to prevent the connecting part from falling.
In addition, the steel corbel of the present embodiment further includes reinforcing ribs 16 in the shape of a right triangle, a right side of the reinforcing ribs 16 is fixed to the horizontal steel plate 112, and the other right side of the reinforcing ribs 16 is fixed to the limiting steel plate 131.
Example two
The embodiment discloses a exempt from to support installation connected node, as shown in fig. 3, including two steel corbels 1, the structure of every steel corbel 1 is unanimous with the structure of embodiment one, and it gives unnecessary here and gives another remark, and the vertical steel sheet 111 of two steel corbels 1 sets up on the same lateral wall of precast column 4, and the jack 12 of a steel corbel 1 and one side looks butt of precast beam 3, the jack 12 of another steel corbel 1 and the opposite side looks butt of precast beam 3.
This embodiment is further explained with reference to the specific implementation process as follows:
1. the prefabricated columns 4 are mounted in place.
2. On the basis that the prefabricated column 4 is installed, a steel bar penetrates through a through hole reserved in the prefabricated column 4, one steel corbel 1 is sleeved on the steel bar, and the steel corbel 1 and the prefabricated column 4 are locked by tightening a nut, so that the prefabricated column 4 and the steel corbel 1 form an integral stress structure.
3. The precast beam 3 is laid on the jacks, and the jacks 12 are adjusted to adjust the elevation of the precast beam 3.
4. The fastening bolts 132 are adjusted to perform the position limitation of the precast girders 3.
5. The steel bar penetrates through another through hole reserved in the prefabricated column 4, another steel bracket 1 is sleeved on the steel bar, the nut is screwed to lock the steel bracket and the prefabricated column 4, at the moment, the two steel brackets 1 are both positioned at one side of the prefabricated column 4, and the step 3-4 is repeated, so that the installation of the support-free installation connecting node can be completed, namely, the prefabricated beam at one side of the prefabricated column 4 is supported, and one support-free installation connecting node is required; the precast beams on two sides of the precast column are supported, and two support-free installation connecting nodes are required.
6. And (4) rechecking the elevation of the precast beam 3, and then sequentially carrying out precast slab installation and cast-in-place reinforced concrete construction.
7. And when the strength of the cast-in-place concrete reaches the design requirement, sequentially removing the support-free mounting connection nodes and conveying the connection nodes to the next construction operation surface.
8. And (5) finishing the appearance of the concrete.
The connection between the precast beam and the precast column can be completed through the steps 1-8.
EXAMPLE III
The embodiment discloses another support-free mounting connection node, as shown in fig. 6, which is different from the second embodiment in that the horizontal steel plate 112 of one steel bracket 1 is fixedly connected with the horizontal steel plate 112 of the other steel bracket 1 to form a whole, and in the process of prefabricating the support-free mounting connection node, the two steel brackets 1 can be connected into a whole, or the two steel brackets are connected by adopting a longer horizontal steel plate 112, so that the workload of mounting and positioning can be reduced in use.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.

Claims (9)

1. A steel corbel, comprising: a connecting member, a jack;
the connecting part is arranged on the side wall of the precast column, one end of the jack is arranged on the connecting part, and the other end of the jack is abutted against the bottom of the precast beam to support the precast beam;
the connecting member includes: a vertical steel plate and a horizontal steel plate; the vertical steel plate is arranged on the side wall of the prefabricated column, the horizontal steel plate is vertically connected with the vertical steel plate, and one side end face of the horizontal steel plate is flush with the outer wall of the vertical steel plate.
2. The steel corbel of claim 1, wherein the connecting member further comprises: a fastening member; the vertical steel plate is fixed on the side wall of the prefabricated column through the fastening part.
3. The steel corbel according to claim 1, further comprising a stopper member for preventing the precast beam from deflecting during installation, one end of which is disposed on the horizontal steel plate and the other end of which is disposed on a side wall of the precast beam.
4. The steel corbel of claim 3, wherein the stop member comprises: the horizontal steel plate is vertically arranged on one side of the horizontal steel plate, a first threaded hole is formed in the upper portion of the horizontal steel plate, and the horizontal steel plate is fixed on the side wall of the precast beam through the fastening bolt.
5. The steel corbel according to claim 1, wherein two vertical rib plates for increasing the rigidity of the steel corbel are arranged on two sides of the vertical steel plate and are vertically connected with the vertical steel plate; still be provided with a plurality of horizontal floor that are used for increasing on the vertical steel sheet steel corbel rigidity, horizontal floor perpendicular with vertical steel sheet is connected.
6. A steel corbel according to claim 5, wherein the vertical ribs are provided with several lacing holes.
7. The steel corbel of claim 4, further comprising: the reinforcing rib plate is in a right-angle triangular shape, one right-angle side face of the reinforcing rib plate is fixed on the horizontal steel plate, and the other right-angle side face of the reinforcing rib plate is fixed on the limiting steel plate.
8. A support-free installation connection node, comprising two steel corbels according to any one of claims 1 to 7, wherein the vertical steel plates of the two steel corbels are arranged on the same side wall of the precast column, the jack of one steel corbel abuts one side of the precast beam, and the jack of the other steel corbel abuts the other side of the precast beam.
9. A support-free mounting connection node according to claim 8, wherein the horizontal steel plate of one said steel corbel is fixedly connected to the horizontal steel plate of another said steel corbel to form a unitary body.
CN202020146128.XU 2020-01-22 2020-01-22 Steel corbel and support-free installation connecting node comprising same Active CN212376021U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020146128.XU CN212376021U (en) 2020-01-22 2020-01-22 Steel corbel and support-free installation connecting node comprising same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113944226A (en) * 2021-11-19 2022-01-18 中国建筑第四工程局有限公司 Multi-support combined connection structure of steel structure vestibule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113944226A (en) * 2021-11-19 2022-01-18 中国建筑第四工程局有限公司 Multi-support combined connection structure of steel structure vestibule

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