CN105002930A - Beam column joint structure constructed through steel annular plate and method of beam column joint structure - Google Patents
Beam column joint structure constructed through steel annular plate and method of beam column joint structure Download PDFInfo
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- CN105002930A CN105002930A CN201510418820.7A CN201510418820A CN105002930A CN 105002930 A CN105002930 A CN 105002930A CN 201510418820 A CN201510418820 A CN 201510418820A CN 105002930 A CN105002930 A CN 105002930A
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Abstract
The invention provides a beam column joint structure constructed through a steel annular plate and a method of the beam column joint structure. The steel annular plate is arranged on the outer side of a steel pipe on a concrete steel pipe column. The steel annular plate comprises an annular body and connecting plates arranged on the outer side of the annular body. The concrete steel pipe column comprises a steel pipe. The annular body is fixedly arranged on the elevation positions, corresponding to an upper skin main rib and a lower skin main rib of a structural beam, on the steel pipe in a sleeving mode. The upper skin main rib and the lower skin main rib of the structural beam are fixedly connected with the corresponding connecting plates at the lower portion respectively. The steel annular plate is provided with through holes and/or grooves for column main ribs of the concrete steel pipe column to penetrate through; the problem that the passing difficulty of steel bars at the beam column joint position is large can be solved, accordingly, the construction difficulty can be simplified, and the construction efficiency can be improved; due to the fact that according to the structural beam, force is transmitted to the steel pipe through the steel annular plate with the connecting plates, the acting force or the load exerted on the structural beam can be effectively and reliably transmitted to the steel pipe, and the load capability of the beam column joint structure is obviously improved.
Description
Technical field
The present invention relates to the realm of building construction, particularly relate to a kind of utilize steel loop plate to build beam-column node structure and method.
Background technology
At present, in base pit engineering contrary sequence method, the bean column node research of underground structure is less, the shear resistant capacity of conventional concrete filled steel tube ring beam joint presents deficiency under larger working load effect, and, the reinforcing bar crossing construction difficulty of the Nodes in structural beams and concrete steel tubing string, construction technology is comparatively complicated.
Therefore, the construction technology of bean column node position reinforcing bar is even more important, if mistake appears in some link, then construction can be caused to carry out smoothly, if take the way of the former reinforcement constitution of on-the-spot interim adjustment, then causes harmful effect to the stressed of beam-column node structure.
Therefore, before bean column node construction, how avoiding the reinforcing bar of concrete steel tubing string bean column node to pass through a difficult problem and how to improve the shear resistant capacity of concrete steel tubing string bean column node, thus ensureing the stability of bean column node, is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
For solving the inverse connectivity problem done between stage structures beam and concrete steel tubing string, the invention provides a kind of utilize steel loop plate to build beam-column node structure and method, structure is simple, easy construction, bean column node position reinforcing bar can be solved and pass through the large problem of difficulty, and can the transmission of effective realizable force, improve the shear resistant capacity of node structure.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A kind of beam-column node structure utilizing steel loop plate to build, for connecting concrete steel tubing string and structural beams, comprise at least two blocks of horizontally disposed steel loop plates, described steel loop plate comprises annular body and is arranged at the junction plate outside described annular body, described concrete steel tubing string comprises a steel pipe, described annular body respectively fixed cover is located at the upper of corresponding described structural beams on described steel pipe, on the elevation location of the main muscle of hypodermis, described structural beams upper, the junction plate that the main muscle of hypodermis is corresponding with below is respectively fixedly connected with, described steel loop plate is offered the through hole and/or groove that supply the main muscle of post of described concrete steel tubing string to pass through.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the outside of described annular body is only provided with one piece of described junction plate.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the outside of described annular body is provided with at least two pieces of junction plates, and described at least two pieces of junction plates are uniformly distributed in the outside of described annular body.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the through hole that the main muscle of post of described confession described concrete steel tubing string passes through and/or the winding of groove uniform ring are placed on described upper steel loop plate, described annular body and the adjacent position of described junction plate arrange described through hole, groove described in the arranged outside at all the other positions of described annular body.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, between adjacent described steel loop plate, some stiffeners are set.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, as the beam-column node structure utilizing steel loop plate to build in claim 1-5 as described in any one, it is characterized in that, the quantity of described steel loop plate is identical with the quantity of the main muscle of upper and lower skin of the not contour of all described structural beams.
The invention also discloses a kind of method utilizing steel loop plate to build beam-column node structure, for connecting concrete steel tubing string and structural beams, comprising the steps:
The first step, after below excavation of foundation pit to structure bottom elevation, a sheathed steel loop plate is fixed respectively at the elevation location of the main muscle of upper and lower skin of the outside counter structure beam of the steel pipe of the concrete steel tubing string of plan construction, described steel loop plate comprises annular body and is arranged at the junction plate outside described annular body, described annular body respectively fixed cover is located on described steel pipe, the junction plate that the main muscle of upper and lower skin of described structural beams is corresponding with below is respectively fixedly connected with, and described steel loop plate is reserved the through hole and/or groove that supply the main muscle of post of concrete steel tubing string to pass through;
Second step, arranges some stiffeners between adjacent described steel loop plate;
3rd step, the main muscle of the post of concrete steel tubing string and column tie-bar described in colligation, in the corresponding through hole that the main muscle of described post is arranged in described steel loop plate respectively or groove;
4th step, the main muscle of upper and lower skin of structural beams described in colligation and beam stirrup, make the main muscle of upper and lower skin of each described structural beams be fixedly connected with corresponding described junction plate respectively;
5th step, concreting, forms described concrete steel tubing string and structural beams.
Optionally, build in the method for beam-column node structure at the above-mentioned steel loop plate that utilizes, it is characterized in that, the outside of described steel loop plate only arranges one piece of described junction plate.
Optionally, build in the method for beam-column node structure at the above-mentioned steel loop plate that utilizes, the outside of described annular body is provided with at least two pieces of junction plates, and described at least two pieces of junction plates are uniformly distributed in the outside of described annular body.
Optionally, build in the method for beam-column node structure at the above-mentioned steel loop plate that utilizes, the through hole that the main muscle of post of described confession described concrete steel tubing string passes through and/or the winding of groove uniform ring are placed on described upper steel loop plate, described annular body and the adjacent position of described junction plate arrange described through hole, groove described in the arranged outside at all the other positions of described annular body.
From above disclosed technical scheme, compared with prior art, beneficial effect of the present invention is as follows:
Provided by the invention utilize steel loop plate to build beam-column node structure and method, by the steel pipe arranged outside steel loop plate at concrete steel tubing string, described steel loop plate comprises annular body and is arranged at the junction plate outside described annular body, described concrete steel tubing string comprises a steel pipe, described annular body respectively fixed cover is located at the upper of corresponding described structural beams on described steel pipe, on the elevation location of the main muscle of hypodermis, described structural beams upper, the junction plate that the main muscle of hypodermis is corresponding with below is respectively fixedly connected with, described steel loop plate is offered the through hole and/or groove that supply the main muscle of post of described concrete steel tubing string to pass through, bean column node position reinforcing bar can be solved and pass through the large problem of difficulty, thus simplification difficulty of construction, improve efficiency of construction, and, because power is delivered on steel pipe by the steel loop plate being provided with junction plate by described structural beams, can effectively by the active force suffered by structural beams or load reliable delivery to steel pipe, significantly improve the shear resistant capacity of this beam-column node structure.In addition, at the arranged outside junction plate of annular body, under the prerequisite of steel using amount reducing steel loop plate, the welding requirements of the main muscle of upper or hypodermis of steel loop plate and structural beams can be met, make the upper of structural beams or the main muscle of hypodermis can by described steel loop plate by power reliable delivery to described steel pipe column.
Accompanying drawing explanation
Fig. 1 is the perspective view figure of the beam-column node structure utilizing steel loop plate to build of one embodiment of the invention;
Fig. 2 is the rear elevation of the beam-column node structure utilizing steel loop plate to build of one embodiment of the invention;
Fig. 3 is the top view of the beam-column node structure utilizing steel loop plate to build of one embodiment of the invention;
Fig. 4 is the upward view of the beam-column node structure utilizing steel loop plate to build of one embodiment of the invention;
Fig. 5 is the left view of the beam-column node structure utilizing steel loop plate to build of one embodiment of the invention;
Fig. 6 is the structural representation of the steel loop plate being positioned at centre position in one embodiment of the invention;
Fig. 7 is the structural representation of the steel loop plate being positioned at top position in one embodiment of the invention;
Fig. 8 is the structural representation of another embodiment of the present invention when utilizing steel loop plate to build the method second step of beam-column node structure;
Fig. 9 is the structural representation of another embodiment of the present invention when utilizing steel loop plate to build method the 3rd step of beam-column node structure.
In figure: 1-steel loop plate, 11-annular body, 12-junction plate, 2-steel pipe, the main muscle of the upper and lower skin of 3-, the main muscle of 4-post, 5-stiffener, 6-beam stirrup, 7-through hole, 8-groove.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the beam-column node structure utilizing steel loop plate to build that the present invention proposes is described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
Embodiment one
Composition graphs 1 to Fig. 7, present embodiment discloses a kind of beam-column node structure utilizing steel loop plate to build, for connecting concrete steel tubing string and structural beams, comprise at least two blocks of horizontally disposed steel loop plates 1, described steel loop plate 1 comprises annular body 11 and is arranged at the junction plate 12 outside described annular body 11, described concrete steel tubing string comprises a steel pipe 2, described annular body 11 respectively fixed cover is located at the upper of corresponding described structural beams on described steel pipe 2, on the elevation location of the main muscle 3 of hypodermis, make the upper of described structural beams, the main muscle of hypodermis 3 is subject to the support of corresponding junction plate, described structural beams upper, the junction plate 12 that the main muscle of hypodermis 3 is corresponding with below is respectively fixedly connected with, described steel loop plate 1 is offered the through hole and/or groove that supply the main muscle 4 of post of described concrete steel tubing string to pass through, by arranging described through hole or groove on steel loop plate 1, bean column node position reinforcing bar (i.e. the main muscle of post) can be solved and pass through the large problem of difficulty, thus simplification difficulty of construction, improve efficiency of construction, and, power is delivered on steel pipe 2 by the steel loop plate 1 being provided with junction plate 12 by described structural beams, can the transmission of effective realizable force, improve the shear resistant capacity of this beam-column node structure.In addition, at the arranged outside junction plate 12 of annular body 11, can under the prerequisite of steel using amount reducing steel loop plate 1, meet the welding requirements of steel loop plate 1 and the main muscle 3 of upper or hypodermis of structural beams, make the upper of structural beams or the main muscle of hypodermis 3 can by described steel loop plate 1 by power reliable delivery to described steel pipe 2.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the outside of described annular body 11 is only provided with one piece of described junction plate 12.Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the outside of described annular body 11 is provided with at least two pieces of junction plates 12, and described at least two pieces of junction plates 12 are uniformly distributed in the outside of described annular body 11.In the present embodiment, have three blocks of described steel loop plates 1, wherein two blocks of steel loop plates 1 only have one piece of junction plate 12, be respectively used to the main muscle 3 of hypodermis of the structural beams of joint steel pipe 2 both sides, these two blocks of steel loop plates 1 are positioned at centre and lower position in the present embodiment, the steel loop plate 1 in centre position as shown in Figure 6, steel loop plate 1 structure of lower position is corresponding consistent with the steel loop plate in centre position, because the deck-molding absolute altitude of the structural beams of steel pipe in the present embodiment 2 both sides is equal, so another block steel loop plate 1 has two pieces of junction plates 12, be respectively used to the main muscle 3 of epithelium of the structural beams of joint steel pipe 2 both sides, these two pieces of junction plates 12 are oppositely arranged, as shown in Figure 7.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the through hole 7 that the main muscle of post 4 of described confession described concrete steel tubing string passes through and/or the winding of groove 8 uniform ring are placed on described upper steel loop plate 1, described annular body 11 position adjacent with described junction plate 12 arranges described through hole 7, groove 8 described in the arranged outside at all the other positions of described annular body 11.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, between adjacent described steel loop plate 1, some stiffeners 5 are set.By described stiffener 5, each steel loop plate 1 can be made to link into an integrated entity, improve the intensity of whole bean column node.
Optionally, in the above-mentioned beam-column node structure utilizing steel loop plate to build, the quantity of described steel loop plate 1 is identical with the quantity of the main muscle of upper and lower skin 3 of the not contour of all described structural beams.That is, the junction plate 12 of the required setting of all contour main muscle of upper or hypodermis 3 can be arranged on same steel loop plate 1.
Embodiment two
Please continue to refer to Fig. 1 to Fig. 9, the present embodiment invention also discloses a kind of method utilizing steel loop plate to build beam-column node structure, for connecting concrete steel tubing string and structural beams, comprises the steps:
The first step, after below excavation of foundation pit to structure bottom elevation, intending outside counter structure beam upper of steel pipe 2 of concrete steel tubing string of construction, the elevation location of the main muscle of hypodermis 3 fixes a sheathed steel loop plate 1 respectively, described steel loop plate 1 comprises annular body 11 and is arranged at the junction plate 12 outside described annular body 11, described annular body 11 respectively fixed cover is located on described steel pipe 2, described structural beams upper, the junction plate 12 that the main muscle of hypodermis 3 is corresponding with below is respectively fixedly connected with, described steel loop plate 1 is reserved the through hole 7 and/or groove 8 (not shown) that supply the main muscle of post 4 of concrete steel tubing string to pass through.By arranging described through hole 7 or groove 8 on steel loop plate 1, bean column node position reinforcing bar can be solved and pass through the large problem of difficulty, thus simplification difficulty of construction, improve efficiency of construction, and, power is delivered on steel pipe 2 by the steel loop plate 1 being provided with junction plate 12 by described structural beams, can the transmission of effective realizable force, improves the weight bearing power of this beam-column node structure.
Second step, as shown in Figure 8, arranges some stiffeners 5 between adjacent described steel loop plate 1.By described stiffener 5, each steel loop plate 1 can be made to link into an integrated entity, improve the intensity of whole bean column node.
3rd step, as shown in Figure 9, the main muscle 4 of the post of concrete steel tubing string described in colligation and column tie-bar (sign), in the corresponding through hole 7 that the main muscle of described post 4 is arranged in described steel loop plate 1 respectively or groove 8.
4th step, as shown in Figure 1, the main muscle 3 of upper and lower skin and the beam stirrup 6 of structural beams described in colligation, make the main muscle of upper and lower skin 3 of each described structural beams be fixedly connected with corresponding described junction plate 12 respectively.At the arranged outside junction plate 12 of annular body 11, can under the prerequisite of steel using amount reducing steel loop plate 1, meet the welding requirements of steel loop plate 1 and the main muscle 3 of upper or hypodermis of structural beams, make the upper of structural beams or the main muscle of hypodermis 3 can by described steel loop plate 1 by power reliable delivery to described steel pipe 2 post.
5th step, concreting, forms described concrete steel tubing string and structural beams.
Optionally, build in the method for beam-column node structure at the above-mentioned steel loop plate that utilizes, the outside of described steel loop plate 1 only arranges one piece of described junction plate 12.Optionally, build in the method for beam-column node structure at the above-mentioned steel loop plate that utilizes, the outside of described annular body 11 is provided with at least two pieces of junction plates 12, and described at least two pieces of junction plates 12 are uniformly distributed in the outside of described annular body 11.In the present embodiment, have three blocks of described steel loop plates 1, wherein two blocks of steel loop plates 1 only have one piece of junction plate 12, be respectively used to the main muscle 3 of hypodermis of the structural beams of joint steel pipe 2 both sides, these two blocks of steel loop plates 1 are positioned at centre and lower position in the present embodiment, the steel loop plate 1 in centre position as shown in Figure 6, steel loop plate 1 structure of lower position is corresponding consistent with the steel loop plate in centre position, because the deck-molding absolute altitude of the structural beams of steel pipe in the present embodiment 2 both sides is equal, so another block steel loop plate 1 has two pieces of junction plates 12, be respectively used to the main muscle 3 of epithelium of the structural beams of joint steel pipe 2 both sides, these two pieces of junction plates 12 are oppositely arranged, as shown in Figure 7.
Optionally, build in the method for beam-column node structure at the above-mentioned steel loop plate that utilizes, the through hole that the main muscle of post 4 of described confession described concrete steel tubing string passes through and/or the winding of groove uniform ring are placed on described upper steel loop plate 1, described annular body 11 position adjacent with described junction plate 12 arranges described through hole, groove described in the arranged outside at all the other positions of described annular body 11.Groove structure is convenient to the main muscle 4 of post and is installed on steel loop plate 1, by arranging described through hole or groove on steel loop plate 1, can solve bean column node position reinforcing bar and passing through the large problem of difficulty, thus simplifies difficulty of construction, improves efficiency of construction.
In sum, provided by the invention utilize steel loop plate to build beam-column node structure and method, by the steel pipe arranged outside steel loop plate at concrete steel tubing string, described steel loop plate comprises annular body and is arranged at the junction plate outside described annular body, described concrete steel tubing string comprises a steel pipe, described annular body respectively fixed cover is located at the upper of corresponding described structural beams on described steel pipe, on the elevation location of the main muscle of hypodermis, described structural beams upper, the junction plate that the main muscle of hypodermis is corresponding with below is respectively fixedly connected with, described steel loop plate is offered the through hole and/or groove that supply the main muscle of post of described concrete steel tubing string to pass through, bean column node position reinforcing bar can be solved and pass through the large problem of difficulty, thus simplification difficulty of construction, improve efficiency of construction, and, because power is delivered on steel pipe by the steel loop plate being provided with junction plate by described structural beams, can effectively by the active force suffered by structural beams or load reliable delivery to steel pipe, significantly improve the weight bearing power of this beam-column node structure.
Foregoing description is only the description to present pre-ferred embodiments, any restriction not to the scope of the invention, and any change that the those of ordinary skill in field of the present invention does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (10)
1. the beam-column node structure utilizing steel loop plate to build, for connecting concrete steel tubing string and structural beams, it is characterized in that, comprise at least two blocks of horizontally disposed steel loop plates, described steel loop plate comprises annular body and is arranged at the junction plate outside described annular body, described concrete steel tubing string comprises a steel pipe, described annular body respectively fixed cover is located at the upper of corresponding described structural beams on described steel pipe, on the elevation location of the main muscle of hypodermis, described structural beams upper, the junction plate that the main muscle of hypodermis is corresponding with below is respectively fixedly connected with, described steel loop plate is offered the through hole and/or groove that supply the main muscle of post of described concrete steel tubing string to pass through.
2. the beam-column node structure utilizing steel loop plate to build as claimed in claim 1, is characterized in that, the outside of described annular body is only provided with one piece of described junction plate.
3. the beam-column node structure utilizing steel loop plate to build as claimed in claim 1, is characterized in that, the outside of described annular body is provided with at least two pieces of junction plates, and described at least two pieces of junction plates are uniformly distributed in the outside of described annular body.
4. utilize the beam-column node structure that steel loop plate builds as claimed in claim 1, it is characterized in that, the through hole that the main muscle of post of described confession described concrete steel tubing string passes through and/or the winding of groove uniform ring are placed on described upper steel loop plate, described annular body and the adjacent position of described junction plate arrange described through hole, groove described in the arranged outside at all the other positions of described annular body.
5. the beam-column node structure utilizing steel loop plate to build as claimed in claim 1, is characterized in that, arranges some stiffeners between adjacent described steel loop plate.
6. as the beam-column node structure utilizing steel loop plate to build in claim 1-5 as described in any one, it is characterized in that, the quantity of described steel loop plate is identical with the quantity of the main muscle of upper and lower skin of the not contour of all described structural beams.
7. utilize steel loop plate to build a method for beam-column node structure, for connecting concrete steel tubing string and structural beams, it is characterized in that, comprising the steps:
The first step, after below excavation of foundation pit to structure bottom elevation, a sheathed steel loop plate is fixed respectively at the elevation location of the main muscle of upper and lower skin of the outside counter structure beam of the steel pipe of the concrete steel tubing string of plan construction, described steel loop plate comprises annular body and is arranged at the junction plate outside described annular body, described annular body respectively fixed cover is located on described steel pipe, the junction plate that the main muscle of upper and lower skin of described structural beams is corresponding with below is respectively fixedly connected with, and described steel loop plate is reserved the through hole and/or groove that supply the main muscle of post of concrete steel tubing string to pass through;
Second step, arranges some stiffeners between adjacent described steel loop plate;
3rd step, the main muscle of the post of concrete steel tubing string and column tie-bar described in colligation, in the corresponding through hole that the main muscle of described post is arranged in described steel loop plate respectively or groove;
4th step, the main muscle of upper and lower skin of structural beams described in colligation and beam stirrup, make the main muscle of upper and lower skin of each described structural beams be fixedly connected with corresponding described junction plate respectively;
5th step, concreting, forms described concrete steel tubing string and structural beams.
8. utilize steel loop plate to build the method for beam-column node structure as claimed in claim 7, it is characterized in that, the outside of described steel loop plate only arranges one piece of described junction plate.
9. utilize steel loop plate to build the method for beam-column node structure as claimed in claim 7, it is characterized in that, the outside of described annular body is provided with at least two pieces of junction plates, and described at least two pieces of junction plates are uniformly distributed in the outside of described annular body.
10. utilize steel loop plate to build the method for beam-column node structure as claimed in claim 7, it is characterized in that, the through hole that the main muscle of post of described confession described concrete steel tubing string passes through and/or the winding of groove uniform ring are placed on described upper steel loop plate, described annular body and the adjacent position of described junction plate arrange described through hole, groove described in the arranged outside at all the other positions of described annular body.
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| CN201510418820.7A CN105002930B (en) | 2015-07-16 | 2015-07-16 | The beam-column node structure built using steel loop plate and its method |
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| CN201510418820.7A CN105002930B (en) | 2015-07-16 | 2015-07-16 | The beam-column node structure built using steel loop plate and its method |
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| CN106436925A (en) * | 2016-09-26 | 2017-02-22 | 上海市机械施工集团有限公司 | Node structures of structural beam and structural column through reverse building method |
| CN108978887A (en) * | 2018-06-27 | 2018-12-11 | 中建八局第建设有限公司 | A kind of steel core concrete column ring beam joint and its reinforcing bar binding construction method |
| CN112538867A (en) * | 2020-11-16 | 2021-03-23 | 上海建工四建集团有限公司 | Reverse construction method and structure of beam column joint in foundation pit |
| CN113293858A (en) * | 2021-06-25 | 2021-08-24 | 湖南圣堡住宅工业有限公司 | Divide roof beam ware and assemble bayonet concrete coincide beam column structure fast |
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| CN112538867A (en) * | 2020-11-16 | 2021-03-23 | 上海建工四建集团有限公司 | Reverse construction method and structure of beam column joint in foundation pit |
| CN113293858A (en) * | 2021-06-25 | 2021-08-24 | 湖南圣堡住宅工业有限公司 | Divide roof beam ware and assemble bayonet concrete coincide beam column structure fast |
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| Publication number | Publication date |
|---|---|
| CN105002930B (en) | 2017-03-29 |
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