CN214833543U - Novel concrete-filled steel tube column combined node - Google Patents
Novel concrete-filled steel tube column combined node Download PDFInfo
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- CN214833543U CN214833543U CN202120619301.8U CN202120619301U CN214833543U CN 214833543 U CN214833543 U CN 214833543U CN 202120619301 U CN202120619301 U CN 202120619301U CN 214833543 U CN214833543 U CN 214833543U
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Abstract
The utility model discloses a novel concrete-filled steel tube column combined node, which comprises an upper steel tube column and a lower steel tube column which are vertically arranged, and a plurality of U-shaped steel beams, wherein a slot is arranged on the side wall of the lower steel tube column, the slot extends downwards from the upper end of the lower steel tube column, two sides of the slot form a connecting end respectively, one end of each steel beam passes through the slot and then extends into the lower steel tube column and is connected with an end plate which is vertically arranged, and two sides of the end plate are fixedly connected with the connecting ends at two sides of the slot; the upper steel pipe column is positioned above the lower steel pipe column, and the lower end of the upper steel pipe column is fixedly connected with the upper end of the upper steel pipe column; meanwhile, the upper steel pipe column is fixedly connected with the end plate. The utility model utilizes the end plates to reinforce the joints of the steel pipe column and the steel beam from the inside, and the reinforcing members are arranged at the joints for further reinforcement, so that the appearance of the joints of the steel pipe column and the steel beam is smooth, and unnecessary decoration construction is not needed; meanwhile, the reinforcing effect of the reinforcing member on the node is better, and the safety of the node is higher.
Description
Technical Field
The utility model relates to an assembly type building structure technical field, concretely relates to novel concrete filled steel tube column composite node.
Background
The building industrialization is always a development direction advocated in China and is a fundamental way for developing assembly type buildings. The assembly type building is a building built by adopting a novel industrial building mode, and the assembly type building can be used for building the building in a real way along with the progress of building science and technology and the rapid development of information technology. Fabricated buildings can be divided into three main categories according to different material forms: the prefabricated concrete structure building, the prefabricated steel structure building and the prefabricated wood structure building are currently pushed into the steel structure prefabricated house development vigorously in China, and different structural forms and novel nodes are also generated in the popularization process.
In the prior art, at the joint of a steel pipe column and a steel beam, a partition plate or a ring plate is welded inside and outside the column, and then a short beam or a steel corbel welded on the column in advance is connected with the steel beam on a construction site. And when being connected with the girder steel, adopt the connecting plate to add the bolt to weld after the temporary fixation usually, when machining precision is not enough or construction error is great, the bolt is difficult to install smoothly, this has increased the construction degree of difficulty undoubtedly to this kind of construction mode can lead to follow-up welding operation degree of difficulty big, owing to require higher to the girder steel welding seam, and artificial operation technique is great to construction quality's influence. And generally adopt interior baffle or outer ring board to carry out the reinforcement to the node among the prior art, these two kinds of modes also have the problem, if adopt interior baffle be unfavorable for steel-pipe column interior concrete placement, nevertheless adopt outer ring board then can influence the steel column roughness, restricted the development of steel construction house industry.
SUMMERY OF THE UTILITY MODEL
An above-mentioned not enough to prior art exists, the utility model aims to provide a novel steel pipe concrete column composite node to it is big, the reinforcement component is located the node outside and influences the great problem of outward appearance, artificial operation technique to construction quality influence to solve among the prior art steel pipe post and girder steel node adoption quarter beam or steel corbel connection construction degree of difficulty.
Solve the technical problem, the utility model discloses a following technical scheme:
a novel concrete-filled steel tube column combined node comprises an upper steel tube column, a lower steel tube column and a plurality of U-shaped steel beams, wherein the upper steel tube column and the lower steel tube column are vertically arranged, a slot is formed in the side wall of the lower steel tube column, the slot extends downwards from the upper end of the lower steel tube column, a connecting end is formed on each of two sides of the lower steel tube column, one end of each steel beam penetrates through the slot and then extends into the lower steel tube column and is connected with an end plate which is vertically arranged, and the two sides of each end plate are fixedly connected with the connecting ends on the two sides of the slot; the upper steel pipe column is positioned above the lower steel pipe column, and the lower end of the upper steel pipe column is fixedly connected with the upper end of the upper steel pipe column; meanwhile, the upper steel pipe column is fixedly connected with the end plate.
The utility model discloses set up the fluting on the steel-pipe column under, set up the end plate in the junction of girder steel and steel-pipe column, carry out the reinforcement through the end plate to the junction of girder steel and steel-pipe column, still with the end plate setting in the steel-pipe column, make the node outside of girder steel and steel-pipe column keep leveling, after the equipment is accomplished, need not carry out unnecessary decoration construction again. Simultaneously, the end plate carries out the effect of reinforcement to the node from the steel-pipe column is inside better, and the security performance of node is higher. In actual production, the utility model discloses can adopt each component that standardized batch production adopted, accomplish girder steel, steel-pipe column and each component in the mill and assemble, can guarantee the installation quality on the one hand, on the other hand can promote the efficiency of construction, makes production technology and mounting process convenient.
Preferably, the two side edges of the end plate are bent towards the inner side of the lower steel pipe column and extend to form side plates, so that the cross section of the end plate is U-shaped. The end plate is fixed with the connecting end of steel pipe column down and is linked to each other, also links to each other with the girder steel is fixed simultaneously, plays the reinforcement effect to lower steel pipe column and girder steel junction, makes the node more firm, and the security is higher.
Preferably, a reinforcing member is further arranged on one side of the end plate connected with the steel beam, the reinforcing member is located in the steel beam, and the outer side wall of the reinforcing member is fixedly connected with the inner side wall of the steel beam. The reinforcing component plays the reinforcing action to the junction of girder steel and end plate, further promotes the stability of girder steel and end plate junction.
Preferably, the edges of the two side plates on the end plate are respectively bent towards the opposite direction and extend to form bent edges.
Preferably, a plurality of anchoring reinforcing steel bars are further arranged in the end plate, the anchoring reinforcing steel bars are arranged along the direction perpendicular to the length direction of the end plate, and two ends of the anchoring reinforcing steel bars respectively penetrate through two side walls of the end plate and are fixedly connected with the two side walls.
Preferably, still be equipped with many drawknot reinforcing bars between two end plates that set up in opposite directions, the drawknot reinforcing bar is located the top of girder steel, its both ends pass two upside that set up the end plate in opposite directions respectively.
Preferably, a fixed end is further arranged at the lower end of the upper steel pipe column and at a position corresponding to the open slot, and the fixed end extends into the open slot and is connected with the open slot in a matching manner; the inside wall of stiff end with one side that end plate and girder steel link to each other is fixed continuous.
A construction method of a novel concrete filled steel tube column combined node comprises the following steps: when the combined node is manufactured, firstly, a rectangular slot is formed in the top end of the side wall of a lower steel pipe column in a factory, and an end plate is welded with a U-shaped steel beam; in a construction site, a U-shaped steel beam with an end plate penetrates through a rectangular slot from top to bottom and is fixed; the upper steel pipe column is positioned above the lower steel pipe column, and the lower end of the upper steel pipe column is fixedly connected with the upper end of the upper steel pipe column; meanwhile, the upper steel pipe column is fixedly connected with the end plate through welding.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model utilizes the end plates to reinforce the joints of the steel pipe column and the steel beam from the inside, and the reinforcing members are arranged at the joints for further reinforcement, so that the appearance of the joints of the steel pipe column and the steel beam is smooth, and unnecessary decoration construction is not needed; meanwhile, the reinforcing effect of the reinforcing member on the node is better, and the safety of the node is higher.
2. The utility model discloses a novel steel pipe concrete live combination node field installation convenient, need not carry out interim fixing, can directly place the girder steel and carry out welding construction on the steel-pipe column, reduced the welding operation degree of difficulty, sparingly build construction cost, have the advantage of the quick construction of industrial production, can not influence pouring of follow-up concrete moreover.
3. The utility model discloses a standardized component endotheca technology, the component that adopts and steel-pipe column, girder steel can accomplish the installation in the mill, and production technology and mounting process are convenient, provide new thinking for the assembled building development direction.
Drawings
Fig. 1 is the utility model relates to a novel concrete filled steel tubular column composite node's schematic structure diagram.
FIG. 2 is a schematic view of the connection of the end plates and steel beams.
Fig. 3 is a schematic structural diagram of an embodiment of the present invention.
FIG. 4 is a schematic view of the structure of the connection of the end plates, the reinforcing members and the steel beams.
Fig. 5 is a schematic structural diagram of another embodiment of the present invention.
Fig. 6 is a schematic view of the structure of the connection of the end plates, anchoring bars and steel beams.
In the figure: go up steel pipe post 1, lower steel pipe post 2, girder steel 3, fluting 4, link 5, end plate 6, reinforcing member 7, anchor reinforcing bar 8, drawknot reinforcing bar 9, stiff end 10, bent edge 11, last flange 12.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
A novel steel pipe concrete column combined node is shown in figure 1 and comprises an upper steel pipe column 1 and a lower steel pipe column 2 which are vertically arranged, and a plurality of U-shaped steel beams 3, wherein the upper side edges of the two side walls of each steel beam are respectively bent towards the direction and extend to form an upper flange 12, a notch 4 is formed in the side wall of the lower steel pipe column, the notch extends downwards from the upper end of the lower steel pipe column, connecting ends 5 are respectively formed at the two sides of the lower steel pipe column, one end of each steel beam penetrates through the notch and then extends into the lower steel pipe column and is connected with an end plate 6 which is vertically arranged, and the two sides of each end plate are fixedly connected with the connecting ends at the two sides of the notch; the upper steel pipe column is positioned above the lower steel pipe column, and the lower end of the upper steel pipe column is fixedly connected with the upper end of the upper steel pipe column; meanwhile, the upper steel pipe column is fixedly connected with the end plate.
In specific implementation, the two side edges of the end plate are bent towards the inner side of the lower steel pipe column and extend to form a side plate, so that the cross section of the end plate is in a U shape, fig. 2, 4 and 6 are schematic structural diagrams of end plates with different structures, and the end plate can be implemented in various ways. The edges of the two side plates on the end plate are bent towards the opposite direction or the opposite direction respectively and extend to form bent edges 11, when the end plate is actually used, the edges of the two side plates on the end plate can be bent to form bent edges, the edges can also be kept without being bent, no matter the edges of the two side plates on the end plate are bent towards the opposite direction or the opposite direction, the bent edges of the two adjacent end plates are not interfered with each other, after concrete is poured in the upper steel pipe column and the lower steel pipe column, the bent edges can enable the end plate to be in more sufficient contact with the concrete, and the connectivity is better. A fixed end 10 is further arranged at the lower end of the upper steel pipe column and at a position corresponding to the open slot, and the fixed end extends into the open slot and is connected with the open slot in a matching manner; the inside wall of stiff end with one side that end plate and girder steel link to each other is fixed continuous.
In one embodiment, referring to fig. 1 and 2, a plurality of tie bars 9 are further disposed between the two oppositely disposed end plates, the tie bars are located above the steel beam, and both ends of the tie bars respectively penetrate through the upper sides of the two oppositely disposed end plates, so that force transmission can be more definite.
In one embodiment, referring to fig. 3 and 4, a reinforcing member 7 is further provided at the side where the end plate is connected to the steel beam, the reinforcing member being located inside the steel beam, and the outer side wall thereof being fixedly connected to the inner side wall of the steel beam. The reinforcing member further reinforces the joint of the steel beam and the end plate, and improves the stability and the strength of the joint of the steel beam and the end plate.
In another embodiment, referring to fig. 5 and 6, a plurality of anchoring steel bars 8 are further arranged in the end plates, the anchoring steel bars are arranged in a direction perpendicular to the length direction of the end plates, two ends of each anchoring steel bar respectively penetrate through two side walls of the end plates and are fixedly connected with the end plates, the anchoring steel bars in two adjacent end plates do not interfere with each other and cannot affect other components, and the anchoring steel bars can improve the integrity of the end plates, so that the stability of the end plates is better. During actual production, after the end plate is manufactured, the anchoring steel bars can be arranged on the end plate.
A construction method of a novel concrete filled steel tube column combined node comprises the following steps: when the combined node is manufactured, firstly, a rectangular slot is formed in the top end of the side wall of a lower steel pipe column in a factory, and an end plate is welded with a U-shaped steel beam; in a construction site, a U-shaped steel beam with an end plate penetrates through a rectangular slot from top to bottom and is fixed; the upper steel pipe column is positioned above the lower steel pipe column, and the lower end of the upper steel pipe column is fixedly connected with the upper end of the upper steel pipe column; meanwhile, the upper steel pipe column is fixedly connected with the end plate through welding.
In the actual work progress, drawknot reinforcing bar, reinforcing member and anchor reinforcing bar can cooperate the use, see fig. 3 and 4, use drawknot reinforcing bar and reinforcing member combination, promote the integrality of end plate, also strengthened the security of node. The tie bars may also be used in conjunction with the anchoring bars, see fig. 5 and 6, where the tie bars and the anchoring bars may be simultaneously disposed on the end plates, and the tie bars are located at the upper ends of the end plates, i.e., at or near the upper end of the upper steel pipe string, without interfering with the anchoring bars. In the combined embodiments, the reinforcing member can be matched with the anchoring steel bar and the tie steel bar for use, so that the integrity of the end plate is improved, and the safety of the node is also enhanced. When the node is manufactured, a lower steel pipe column is grooved in a factory, the top end of the side wall of the lower steel pipe column is provided with a groove matched with the shape of the steel beam, and the end plate is connected with one end of the steel beam through welding. And in a construction site, the U-shaped steel beam with the end plate penetrates through the slot on the lower steel pipe column from top to bottom and is welded and fixed, and then the upper steel pipe column is fixedly connected with the lower steel pipe column.
The present invention is not limited to the above embodiments, and the same or similar structures as those of the above embodiments of the present invention are all within the protection scope of the present invention.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.
Claims (7)
1. A novel concrete-filled steel tube column combined node comprises an upper steel tube column (1) and a lower steel tube column (2) which are vertically arranged, and a plurality of U-shaped steel beams (3), and is characterized in that a slot (4) is formed in the side wall of the lower steel tube column, the slot extends downwards from the upper end of the lower steel tube column, a connecting end (5) is formed on each of two sides of the slot, one end of each steel beam penetrates through the slot and then extends into the lower steel tube column and is connected with an end plate (6) which is vertically arranged, and the two sides of each end plate are fixedly connected with the connecting ends on the two sides of the slot; the upper steel pipe column is positioned above the lower steel pipe column, and the lower end of the upper steel pipe column is fixedly connected with the upper end of the upper steel pipe column; meanwhile, the upper steel pipe column is fixedly connected with the end plate.
2. The novel steel pipe concrete column combined node as claimed in claim 1, wherein two side edges of the end plate are bent and extended towards the inner side of the steel pipe column to form side plates, so that the cross section of the end plate is U-shaped.
3. A novel steel pipe concrete column composite node according to claim 2, characterized in that a reinforcing member (7) is further provided at the side where the end plate is connected with the steel beam, the reinforcing member is positioned in the steel beam, and the outer side wall of the reinforcing member is fixedly connected with the inner side wall of the steel beam.
4. The novel steel pipe concrete column combined node as claimed in claim 2, wherein the edges of the two side plates on the end plates are respectively bent towards the opposite direction and extend to form bent edges (11).
5. The new type of steel pipe concrete column combination node according to claim 2, characterized in that a plurality of anchoring steel bars (8) are further arranged in the end plates, the anchoring steel bars are arranged along the direction perpendicular to the length direction of the end plates, and the two ends of the anchoring steel bars respectively penetrate through the two side walls of the end plates and are fixedly connected with the two side walls of the end plates.
6. The novel steel pipe concrete column combined node as claimed in claim 1, wherein a plurality of tie bars (9) are further arranged between the two oppositely arranged end plates, the tie bars are positioned above the steel beams, and two ends of the tie bars respectively penetrate through the upper sides of the two oppositely arranged end plates.
7. The novel concrete-filled steel tube column combined node as claimed in claim 1, wherein a fixed end (10) is further arranged at the lower end of the upper steel tube column and at a position corresponding to the open slot, and the fixed end extends into the open slot and is connected with the open slot in a matched manner; the inside wall of stiff end with one side that end plate and girder steel link to each other is fixed continuous.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120619301.8U CN214833543U (en) | 2021-03-26 | 2021-03-26 | Novel concrete-filled steel tube column combined node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120619301.8U CN214833543U (en) | 2021-03-26 | 2021-03-26 | Novel concrete-filled steel tube column combined node |
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| CN214833543U true CN214833543U (en) | 2021-11-23 |
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| CN202120619301.8U Active CN214833543U (en) | 2021-03-26 | 2021-03-26 | Novel concrete-filled steel tube column combined node |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854483A (en) * | 2021-03-26 | 2021-05-28 | 渝建建筑科技集团有限公司 | Novel concrete-filled steel tube column combined node and construction method thereof |
| CN113006292A (en) * | 2021-03-26 | 2021-06-22 | 渝建建筑科技集团有限公司 | Node of steel pipe concrete column |
-
2021
- 2021-03-26 CN CN202120619301.8U patent/CN214833543U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854483A (en) * | 2021-03-26 | 2021-05-28 | 渝建建筑科技集团有限公司 | Novel concrete-filled steel tube column combined node and construction method thereof |
| CN113006292A (en) * | 2021-03-26 | 2021-06-22 | 渝建建筑科技集团有限公司 | Node of steel pipe concrete column |
| CN113006292B (en) * | 2021-03-26 | 2023-02-07 | 渝建建筑科技集团有限公司 | Node of steel pipe concrete column |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220323 Address after: 408399 Chongqing Dianjiang Industrial Park Patentee after: Yujian construction industry technology group Dianjiang Co.,Ltd. Address before: 400060 22 / F, No.9 Yanyu Road, Nan'an District, Chongqing Patentee before: Yujian Construction Technology Group Co.,Ltd. |
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