CN212295340U - Elastic concrete column base node - Google Patents
Elastic concrete column base node Download PDFInfo
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- CN212295340U CN212295340U CN202020476894.2U CN202020476894U CN212295340U CN 212295340 U CN212295340 U CN 212295340U CN 202020476894 U CN202020476894 U CN 202020476894U CN 212295340 U CN212295340 U CN 212295340U
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- concrete column
- shock insulation
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 81
- 239000010959 steel Substances 0.000 claims abstract description 81
- 238000009413 insulation Methods 0.000 claims abstract description 52
- 230000035939 shock Effects 0.000 claims abstract description 49
- 238000003466 welding Methods 0.000 claims description 5
- 238000010008 shearing Methods 0.000 abstract 2
- 238000005452 bending Methods 0.000 description 8
- 210000003205 muscle Anatomy 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 244000025254 Cannabis sativa Species 0.000 description 3
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 3
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 3
- 235000009120 camo Nutrition 0.000 description 3
- 235000005607 chanvre indien Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000011487 hemp Substances 0.000 description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012821 model calculation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The utility model discloses an elastic concrete column base node relates to concrete frame column base technical field. The cup comprises a concrete column, a top column longitudinal rib, a bottom column longitudinal rib, a sleeve, a column bottom steel plate, a base embedded part, an anti-shearing groove, a cup rim base, a shock insulation rubber base and a shock insulation rubber side wall, wherein the cup rim base is provided with a base cup mouth, the base cup mouth is provided with the concrete column, the bottom of the concrete column is provided with the base embedded part, the column bottom steel plate is arranged at the bottom of the concrete column, the side wall is provided with the side wall steel plate, the shock insulation rubber base is arranged between the column bottom steel plate and the base embedded part, the center of the shock insulation rubber base is provided with a cylinder steel core, the cup rim base is provided with the anti-shearing groove matched with; the shock insulation rubber base is connected with a column bottom steel plate of the concrete column through bolts; the side wall of the concrete column base is provided with shockproof rubber, and the side wall of the concrete column is connected with the base cup opening through the shockproof rubber side wall and the side wall steel plate. The utility model discloses effectively release column base moment of flexure, have resources are saved, reduction of erection time's characteristics.
Description
Technical Field
The utility model relates to a concrete frame column foot technical field, concretely relates to elasticity concrete column foot node.
Background
The existing frame structure column base is generally connected with a foundation by adopting a rigid joint, but the connection form has certain defects and limitations when applied to areas with higher fortification intensity and under the condition of larger column bottom bending moment. Firstly, in the area with higher fortification intensity, larger earthquake force is directly transmitted to the column base through the rigid connection of the foundation and then transmitted to the upper structure, so that the frame structure of the frame structure is subjected to larger earthquake effect, certain potential safety hazard exists for the structure, and the using amount of reinforcing steel bars is increased due to the improvement of the earthquake fortification measures. Secondly, under the condition of large column bottom bending moment, the column bottom bending moment is transmitted to the foundation through rigid connection, so that additional stress caused by the bending moment appears at the bottom of the foundation, and an internal force arm needs to be added to the foundation to balance the column bottom bending moment, so that the area of the foundation is greatly increased; the large column bottom bending moment can also cause the adverse conditions that the stress on one side of the base is large, the stress on the other side is small, and even a zero stress area appears, so that the stress of the foundation on the lower side of the foundation is extremely uneven, and even the foundation treatment is needed. These conditions are unreasonable, either for structural stress or economic indicators, and are subject to improvement.
SUMMERY OF THE UTILITY MODEL
In view of the problems existing in the prior art, the utility model aims to provide an elastic concrete column foot node has resources are saved, reduction of erection time and effectively reduces the characteristics of main part seismic action effect.
The elastic concrete column foot node is characterized by comprising a concrete column, a top column longitudinal rib, a bottom column longitudinal rib, a sleeve, a column bottom steel plate, a basic embedded part, a shear groove, a cup rim foundation, a shock insulation rubber base and a shock insulation rubber side wall, wherein the cup rim foundation is provided with a basic cup mouth, the basic cup mouth is provided with the concrete column, the bottom of the basic embedded part is provided with the basic embedded part, the bottom of the concrete column is provided with the column bottom steel plate, the side wall of the concrete column is provided with the side wall steel plate, the shock insulation rubber base is arranged between the column bottom steel plate and the basic embedded part, the center of the shock insulation rubber base is provided with a cylinder steel core, the cup rim foundation is provided with the shear groove matched with the cylinder steel core, and the shock insulation rubber base is; the shock insulation rubber base is connected with a column bottom steel plate of the concrete column through bolts; the side wall of the concrete column base is provided with shockproof rubber, namely a shockproof rubber side wall, and the concrete column side wall is connected with the base cup opening through the shockproof rubber side wall and a side wall steel plate.
The elastic concrete column foot node is characterized in that the shock insulation rubber base comprises a lower steel plate and an upper steel plate, clamping piece rubber is arranged between the lower steel plate and the upper steel plate, and the shock insulation rubber base and a basic embedded part are connected with the basic embedded part through a lower steel plate of the shock insulation rubber base by using an anchor bolt; the shock insulation rubber base is connected with the concrete column through a bolt through an upper steel plate of the shock insulation rubber base and a column bottom steel plate of the concrete column.
The elastic concrete column foot node is characterized in that the basic embedded part is provided with a preformed hole matched with a cylindrical steel core in size, and the cylindrical steel core penetrates through the preformed hole and is inserted into a shear groove of the cup rim foundation.
The elastic concrete column foot node is characterized in that the side wall steel plate is connected with the foundation embedded part through fillet welding.
An elastic concrete column base node, its characterized in that the column bottom steel sheet of concrete column is equipped with a set of bottom post and indulges the muscle, and concrete column top is equipped with a set of and indulges muscle with the bottom post and indulges muscle matched with top post and indulges the muscle, the top post is indulged the muscle and is passed through the sleeve pipe and indulged the muscle with the bottom post and link to each other.
The elastic concrete column base node is characterized in that a column bottom steel plate is provided with a hole matched with the longitudinal rib of the bottom column in size, and the longitudinal rib of the bottom column is connected with the column bottom steel plate through hole plugging welding.
The utility model has the advantages that:
1) compared with the prior art, the technical proposal of the utility model adopts the elastic connection between the concrete column base and the cup foundation, thus improving the shock resistance of the concrete frame structure column base, reducing the foundation section and saving the steel bar consumption;
2) the column base node of the concrete frame structure effectively releases column bottom bending moment through the shock insulation rubber base and the shock insulation rubber side wall, and reduces bending moment transmitted to a foundation; reducing the substrate area required by the design; the additional stress of the base is reduced, so that the foundation is more uniformly stressed;
3) the utility model has the characteristics of resources are saved, reduction of erection time.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the shock insulation rubber base of the present invention;
FIG. 3 is a sectional view of the shock-insulation rubber base according to the present invention;
FIG. 4 is a top view of the bottom steel plate of the present invention;
FIG. 5 is a cross-sectional view of a steel plate b-b at the bottom of the column according to the present invention;
FIG. 6 is a top view of a basic embedded part of the present invention;
FIG. 7 is a c-c sectional view of a basic embedded part of the present invention;
fig. 8 is a schematic cross-sectional view of the shear groove of the present invention.
In the figure: 1-concrete column; 2-top column longitudinal ribs; 3-bottom column longitudinal ribs; 4-a sleeve; 5-column bottom steel plate; 6-basic embedded parts; 7-a shear groove; 8-anchor bolts; 9-a cup rim base; 10-shock insulation rubber base; 11-shock insulation rubber side wall; 12-a base cup rim; 13-a cylindrical steel core; 14-plain concrete; 15-edge sealing protective glue; 16-asphalt hemp thread; 17-waterproof sealing glue; 18-preparing a hole; 19-side wall steel plate; 20-lower steel plate; 21-upper steel plate.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of protection of the invention is not limited to the scope described.
As shown in fig. 1-8, an elastic concrete column base node comprises a concrete column 1, a top column longitudinal rib 2, a bottom column longitudinal rib 3, a sleeve 4, a bottom steel plate 5, a foundation embedded part 6, a shear groove 7, a cup rim foundation 9, a vibration isolation rubber base 10 and a vibration isolation rubber side wall 11, wherein the cup rim foundation 9 is provided with a foundation cup mouth 12, the foundation cup mouth 12 is provided with the concrete column 1, the bottom of the foundation cup mouth is provided with the foundation embedded part 6, the bottom of the concrete column 1 is provided with a bottom steel plate 5, the side wall is provided with a side wall steel plate 19, the bottom steel plate 5 is provided with a group of bottom column longitudinal ribs, the top column longitudinal ribs 2 matched with the bottom column longitudinal ribs 3 are arranged at the top of the concrete column 1, the top column longitudinal ribs 2 are connected with the bottom column longitudinal ribs 3 through the sleeve 4, the bottom steel plate 5 is provided with holes matched with the bottom column longitudinal ribs 3 in size, and the bottom column longitudinal ribs 3 are.
The utility model discloses an elastic concrete column base node, be equipped with shock insulation rubber base 10 between column bottom steel sheet 5 and the basic built-in fitting 6, shock insulation rubber base 10 center is equipped with drum steel core 13, rim of a cup basis 9 is equipped with the anti-shear groove 7 with drum steel core 13 matched with, and the anti-shear groove 7 sets up in basic built-in fitting 6 below, basic built-in fitting 6 is equipped with the preformed hole 18 with drum steel core 13 size assorted, drum steel core 13 passes the preformed hole 18, inserts the anti-shear groove 7 of rim of a cup basis 9, effectively transmits the horizontal shear force of concrete column 1 bottom; the shock insulation rubber base 10 comprises a lower steel plate 20 and an upper steel plate 21, a clamping piece rubber is arranged between the lower steel plate 20 and the upper steel plate 21, an external protection rubber is arranged outside the clamping piece rubber, and the shock insulation rubber base 10 and the basic embedded part 6 are connected with the basic embedded part 6 through the lower steel plate 20 of the shock insulation rubber base 10 by an anchor bolt 8; the shock insulation rubber base 10 is connected with the concrete column 1 through a bolt by an upper steel plate of the shock insulation rubber base 10 and a column bottom steel plate 5 of the concrete column 1;
the utility model discloses an elastic concrete column base node, including shock insulation rubber lateral wall 11, 1 column base lateral wall of concrete column is equipped with shockproof rubber, promptly shock insulation rubber lateral wall 11, and 1 lateral wall of concrete column passes through shock insulation rubber lateral wall 11 and lateral wall steel sheet 19 and links to each other with basic rim of a cup 9, and lateral wall steel sheet 19 passes through the fillet weld and links to each other with basic built-in fitting 6.
The utility model discloses an elastic concrete column foot node, shock insulation rubber base and shock insulation rubber lateral wall that set up, effective release column base moment of flexure, reduce the moment of flexure of transmitting to the basis, effective control earthquake power transmits to the column base, reduces superstructure's seismic effect; the area of a substrate required in design is reduced; the consumption of the steel bars is reduced.
The utility model discloses a concrete operation flow does: firstly, preparing qualified carpenters capable of installing templates for post operation and reinforcement workers for reinforcement before construction; and (5) debugging, transporting, hoisting, pouring, vibrating and other equipment in test operation.
Then, simulating and establishing a structural model according to the action of the elastic column base joint, calculating the stress of the foundation and the column base embedded part, designing the reinforcing bars of the sectional area of the foundation and the sectional size of the embedded part, and drawing a construction drawing; according to a construction drawing, supporting a foundation template with a design required size, laying foundation steel bars, erecting the machined foundation embedded part 6 to the bottom of a foundation cup opening 12 according to the design requirement, checking the positioning of the foundation embedded part 6, protecting the threaded end part of an anchor bolt 8, rechecking the elevation and size of the foundation again, and performing foundation concrete pouring after the foundation is confirmed to be correct; after the concrete is poured, the basic concrete is cured, and when the strength of the concrete reaches the design requirement, preparation is made for installing the shock insulation rubber base 10 in the next step.
Then, selecting a shelved rubber material meeting the design requirements according to the simulated model calculation result, and processing the shock insulation rubber base 10 meeting the design requirements for later use; selecting a column bottom steel plate 5 and a bottom column longitudinal rib 3 which meet the design requirements through model simulation calculation, positioning and perforating a bottom plate, wherein one end of the bottom column longitudinal rib 3 is connected with the column bottom steel plate through a plug hole welding 5, and the other end of the bottom column longitudinal rib 3 is connected with a top column longitudinal rib 2 through a steel sleeve 4, and processing the bottom column longitudinal rib for later use; and a shock insulation rubber base 10 is installed, and the basic embedded part 6 and the shock insulation rubber base 10 are connected and leveled through an anchor bolt 8. The upper steel plate 21 of the shock insulation rubber base 10 is connected and leveled with the column bottom steel plate 5 through bolts; and (4) filling shock-insulation rubber on the side wall of the column base according to design requirements, and sealing and preventing corrosion.
Then, according to a construction drawing, supporting a column corner template, laying column hoops, rechecking the section size of the column, and performing concrete pouring and tamping work on column feet after the column hoops are confirmed to be correct; and after the concrete of the column is poured, maintaining the foundation concrete, removing the formwork after the strength of the concrete reaches the design requirement, removing construction scraps of the column base, cleaning the column base, and preparing for filling joints on the side wall in the next step.
Finally, after the basic cup mouth 12 and the column base are cleaned, gaps with the width of 3cm and the height of 10mm (or compacted) are reserved around the column for filling asphalt hemp threads 16, and other parts are filled with plain concrete 14 with the same basic concrete strength. The seam of the upper part of the asphalt hemp thread 16 is sealed by elastic waterproof sealing glue 17, so as to meet the waterproof requirement.
Claims (6)
1. An elastic concrete column foot node is characterized by comprising a concrete column (1), a top column longitudinal rib (2), a bottom column longitudinal rib (3), a sleeve (4), a bottom steel plate (5), a basic embedded part (6), a shear groove (7), a cup rim foundation (9), a shock insulation rubber base (10) and a shock insulation rubber side wall (11), wherein the cup rim foundation (9) is provided with a basic cup rim (12), the basic cup rim (12) is provided with the concrete column (1), the bottom of the shock insulation rubber base is provided with the basic embedded part (6), the bottom of the concrete column (1) is provided with the bottom steel plate (5), the side wall of the concrete column is provided with a side wall steel plate (19), the shock insulation rubber base (10) is arranged between the bottom steel plate (5) and the basic embedded part (6), the center of the shock insulation rubber base (10) is provided with a cylinder (13), the cup rim foundation (9) is provided with the shear groove (7) matched with the cylinder (13, the shock insulation rubber base (10) is connected with the basic embedded part (6) through an anchor bolt (8); the shock insulation rubber base (10) is connected with a column bottom steel plate (5) of the concrete column (1) through bolts; the side wall of the column foot of the concrete column (1) is provided with shockproof rubber, namely a shockproof rubber side wall (11), and the side wall of the concrete column (1) is connected with the base cup opening (12) through the shockproof rubber side wall (11) and a side wall steel plate (19).
2. The elastic concrete column foot node according to claim 1, characterized in that the shock insulation rubber base (10) comprises a lower steel plate (20) and an upper steel plate (21), a clip rubber is arranged between the lower steel plate (20) and the upper steel plate (21), and the shock insulation rubber base (10) and the basic embedded part (6) are connected with the basic embedded part (6) through the lower steel plate (20) of the shock insulation rubber base (10) by an anchor bolt (8); the shock insulation rubber base (10) is connected with the concrete column (1) through an upper steel plate (21) of the shock insulation rubber base (10) and a column bottom steel plate (5) of the concrete column (1) through bolts.
3. An elastic concrete column foot node according to claim 1, characterized in that said foundation embedment (6) is provided with a preformed hole (18) matching the size of the cylindrical steel core (13), said cylindrical steel core (13) passing through said preformed hole (18) and being inserted into the shear groove (7) of the cup foundation (9).
4. A resilient concrete footing node according to claim 1, characterized in that said side wall steel plates (19) are connected to the foundation embedment (6) by fillet welding.
5. An elastic concrete column foot node according to claim 1, characterized in that the bottom steel plate (5) of the concrete column (1) is provided with a set of bottom column longitudinal ribs, the top of the concrete column (1) is provided with a set of top column longitudinal ribs (2) matched with the bottom column longitudinal ribs (3), and the top column longitudinal ribs (2) are connected with the bottom column longitudinal ribs (3) through the sleeve (4).
6. An elastic concrete column foot node according to claim 5, characterized in that said column bottom steel plate (5) is provided with holes matching the size of said bottom column longitudinal bar (3), said bottom column longitudinal bar (3) being connected to the column bottom steel plate (5) by means of hole-filling welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020476894.2U CN212295340U (en) | 2020-04-03 | 2020-04-03 | Elastic concrete column base node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020476894.2U CN212295340U (en) | 2020-04-03 | 2020-04-03 | Elastic concrete column base node |
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| Publication Number | Publication Date |
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| CN212295340U true CN212295340U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020476894.2U Active CN212295340U (en) | 2020-04-03 | 2020-04-03 | Elastic concrete column base node |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338325A (en) * | 2021-06-21 | 2021-09-03 | 温州超泽天硕智能科技有限公司 | Cylindrical column base node |
| CN113802597A (en) * | 2021-08-29 | 2021-12-17 | 北京工业大学 | Self-resetting assembly type pier column system with seismic isolation and reduction functions |
-
2020
- 2020-04-03 CN CN202020476894.2U patent/CN212295340U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338325A (en) * | 2021-06-21 | 2021-09-03 | 温州超泽天硕智能科技有限公司 | Cylindrical column base node |
| CN113802597A (en) * | 2021-08-29 | 2021-12-17 | 北京工业大学 | Self-resetting assembly type pier column system with seismic isolation and reduction functions |
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