CN205153150U - Frame beam column node reinforced structure - Google Patents
Frame beam column node reinforced structure Download PDFInfo
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- CN205153150U CN205153150U CN201520862621.0U CN201520862621U CN205153150U CN 205153150 U CN205153150 U CN 205153150U CN 201520862621 U CN201520862621 U CN 201520862621U CN 205153150 U CN205153150 U CN 205153150U
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- ring
- muscle
- steel sleeve
- ring beam
- ring muscle
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Abstract
The utility model discloses a frame beam column node reinforced structure, including former frame post, frame roof beam, steel casing pipe and steel reinforcement cage, the steel reinforcement cage includes joint bar, inner circle ring beam ring muscle and outer lane ring beam ring muscle, and on the frame roof beam was connected to former frame post, inner circle ring beam ring muscle and outer lane ring beam ring muscle passed frame roof beam around the outside at former frame beam column node respectively, and outer lane ring beam ring muscle is located the inner circle ring beam ring muscle outside, and the vertical setting of joint bar is and be connected with inner circle ring beam ring muscle, the steel casing pipe surrounds outside former frame post, still including the reinforcement concrete layer who fills between steel casing pipe and former frame post and get up the steel reinforcement cage landfill. The utility model discloses a reinforcement mode has utilized inner circle ring beam ring muscle and outer lane ring beam ring muscle to the constraining effect of frame beam column node core space, very big improvement the shear bearing capacity and the rigidity of frame beam column node to the anti -seismic performance of frame beam column node has been improved.
Description
Technical field
The utility model relates to a kind of building joint reinforcing structure, is specifically related to a kind of concrete frame joint ruggedized construction.
Background technology
Due to the aging of constructional materials or the change of building using function, building structure needs to reinforce.Concrete frame joint, as the key member transmitting beam-ends load and upper strata post load, is the emphasis in stabilization works.Because node is positioned at beam column intersection, working face is narrower, is therefore also the difficult point in stabilization works.Existing joint reinforcing method mainly contains:
1, section-increased method, its feature is the area increasing joint cores, generally matches with frame column reinforced concrete enveloped reinforcing method, and reinforcing posterior nodal point district cross-sectional sizes is identical with the cross-sectional sizes after Frame column reinforcement; Increase the section area of node, the bond and anchor property that beam indulges muscle can be improved, meanwhile, owing to being provided with reinforcing stirrup outside origin node, thus the bearing capacity and stiffness of node can be improved;
2, Covered with Angles, outer wrapping fiber reinforced composite, its feature is for set up steel plate or fibre reinforced composites in origin node side, node area cross-sectional sizes after reinforcing is substantially constant, and by steel beam column or fibre reinforced composites, the effect of contraction to joint cores improves the shear-carrying capacity of node to the method.
For the situation that frame column adopts steel bushing to reinforce, particularly when upper load increase is larger, the ratio of axial compressive force to axial compressive ultimate capacity of section of node area can increase greatly, proposes larger requirement to joint reinforcing structure.When adopting bonding steel plates, the reinforcing stirrup of required configuration is closeer, easily causes constructional difficulties; And when adopting epiboly to reinforce, consolidation effect depends on operant level and barbola work to a great extent, when adopting the method for Covered with Angles, the etching problem of steel plate is also a difficult point, and connection stiffness is difficult to reach designing requirement.
Utility model content
For the technical problem existed in prior art, the purpose of this utility model is: provide a kind of concrete frame joint ruggedized construction.
The purpose of this utility model is achieved through the following technical solutions: a kind of concrete frame joint ruggedized construction, comprise former frame column, Vierendeel girder, steel sleeve and reinforcing cage, described reinforcing cage comprises joint bar, inner ring ring beam ring muscle and outer ring ring beam ring muscle, Vierendeel girder is connected on former frame column, inner ring ring beam ring muscle and outer ring ring beam ring muscle are each passed through the outside that Vierendeel girder is centered around former concrete frame joint, outer ring ring beam ring muscle is positioned at outside inner ring ring beam ring muscle, joint bar vertically arranges and is connected with inner ring ring beam ring muscle, described steel sleeve is enclosed in outside former frame column, also comprise the reinforced concrete layer being filled between steel sleeve and former frame column and being got up by reinforcing cage landfill.
Preferably, described inner ring ring beam ring muscle and outer ring ring beam ring muscle are multiple, be vertically located on Vierendeel girder be respectively surrounded by former concrete frame joint along former frame column.
Preferably, described steel sleeve comprises upper strata steel sleeve and lower floor's steel sleeve, and described upper strata steel sleeve is arranged on above Vierendeel girder, and lower floor's steel sleeve is arranged on below Vierendeel girder.
Preferably, described joint bar two ends reach in upper strata steel sleeve and lower floor's steel sleeve respectively.
Preferably, described reinforcing cage also comprises ring beam stirrup, and inner ring ring beam ring muscle and outer ring ring beam ring muscle are fixed on ring beam stirrup.
Preferably, ring beam stirrup is multiple, is connected to and stretches out on inner ring ring beam ring muscle outside Vierendeel girder and outer ring ring beam ring muscle.
Preferably, described joint bar is multiple, arranges respectively and be arranged on outside Vierendeel girder around former frame column.
A kind of concrete frame joint ruggedized construction construction method, the floor at former frame column edge punches, the side of Vierendeel girder is offered the hole passed for inner ring ring beam ring muscle and outer ring ring beam ring muscle, inner ring ring beam ring muscle and outer ring ring beam ring muscle are centered around outside former concrete frame joint respectively, joint bar is vertically arranged and is connected with inner ring ring beam ring muscle, inner ring ring beam ring muscle and outer ring ring beam ring muscle colligation are formed reinforcing cage in ring beam stirrup, steel sleeve is enclosed in outside former frame column, between steel sleeve and former frame column and on reinforcing cage, concrete perfusion forms reinforced concrete layer.
Preferably, below reinforcing cage, template is set up, after the concrete has set by ring beam form removable with side before concrete perfusion.
Preferably, described steel sleeve comprises upper strata steel sleeve and lower floor's steel sleeve, described upper strata steel sleeve is arranged on above Vierendeel girder, lower floor's steel sleeve is arranged on below Vierendeel girder, described joint bar is multiple, arrange around former frame column respectively and be arranged on outside Vierendeel girder, described joint bar two ends reach in upper strata steel sleeve and lower floor's steel sleeve respectively.
The utility model has following advantage and effect relative to prior art:
1, reinforcing mode of the present utility model make use of inner ring ring beam ring muscle and outer ring ring beam ring muscle to the effect of contraction of concrete frame joint core space, greatly improve shear-carrying capacity and the rigidity of concrete frame joint, thus improve the anti-seismic performance of concrete frame joint.
2, the joint bar that vertically arranges of the utility model and steel sleeve are connected, and make Path of Force Transfer of the present utility model more obvious, make concrete frame joint district and the collaborative work of steel sleeve energy.
3, the reinforcing cage in concrete frame joint district is formed by colligation, and therefore Site Welding workload is little, convenient construction.
4, the utility model is applicable to the concrete frame joint district of circle, rectangle or even different in nature post, can flexible arrangement, and be content with very little reinforcement criteria.
5, cost of the present utility model is lower relative to outside steel pipe, outer wrapping fiber reinforced composite, has good economic benefit.
6, with the reinforcement means than common enlarging section, adopt the utility model that node can be made to have higher bearing capacity and stiffness, easily meet design requirement.
Accompanying drawing explanation
Fig. 1 is the structural representation of concrete frame joint.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the sectional drawing at A-A place in Fig. 2.
Fig. 4 is transverse sectional view of the present utility model.
Structural representation when Fig. 5 is reinforcing cage installation of the present utility model.
Fig. 6 is the structural representation after Fig. 5 fills reinforced concrete layer.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment one:
A kind of concrete frame joint ruggedized construction, comprise former frame column 1, Vierendeel girder 2, steel sleeve 3 and reinforcing cage 4, described reinforcing cage comprises joint bar 5, inner ring ring beam ring muscle 6 and outer ring ring beam ring muscle 7, Vierendeel girder is connected on former frame column, inner ring ring beam ring muscle and outer ring ring beam ring muscle are each passed through the outside that Vierendeel girder is centered around former concrete frame joint, outer ring ring beam ring muscle is positioned at outside inner ring ring beam ring muscle, joint bar vertically arranges and is connected with inner ring ring beam ring muscle, described steel sleeve is enclosed in outside former frame column, also comprise the reinforced concrete layer 8 being filled between steel sleeve and former frame column and being got up by reinforcing cage landfill.After reinforced concrete layer solidifies, namely form new frame post, former concrete frame joint then forms new frame bean column node 12.
Preferably, described inner ring ring beam ring muscle and outer ring ring beam ring muscle are multiple, be vertically located on Vierendeel girder be respectively surrounded by former frame column along former frame column.
Preferably, described steel sleeve comprises upper strata steel sleeve 9 and lower floor's steel sleeve 10, and described upper strata steel sleeve is arranged on above Vierendeel girder, and lower floor's steel sleeve is arranged on below Vierendeel girder.
Preferably, described joint bar two ends reach in upper strata steel sleeve and lower floor's steel sleeve respectively.The joint bar benefit reached in upper strata steel sleeve and lower floor's steel sleeve is to make effectively to transmit bending and shearing between new frame post and new frame bean column node, thus can collaborative work between guarantee steel sleeve and new frame bean column node.
Preferably, described reinforcing cage also comprises ring beam stirrup 11, and inner ring ring beam ring muscle and outer ring ring beam ring muscle are fixed on ring beam stirrup.
Preferably, ring beam stirrup is multiple, is connected to and stretches out on inner ring ring beam ring muscle outside Vierendeel girder and outer ring ring beam ring muscle.
The benefit that ring beam stirrup is arranged on outside Vierendeel girder being can handled easily, and inner ring ring beam ring muscle and outer ring ring beam ring muscle couple together by ring beam stirrup respectively, after filling reinforced concrete layer, can strengthen steadiness of the present utility model further.
Preferably, described joint bar is multiple, arranges respectively and be arranged on outside Vierendeel girder around former frame column.The benefit be arranged on by joint bar outside Vierendeel girder is installation and the casting and compacting of concrete that can facilitate joint bar.
The course of work of the present utility model and operating principle: inner ring ring beam ring muscle, outer ring ring beam ring muscle, ring beam stirrup and reinforced concrete layer are set outside former concrete frame joint, form the strong constraint effect to concrete frame joint district on the one hand, improve shear-carrying capacity and the rigidity in concrete frame joint district; Add the area in cross section, concrete frame joint district on the other hand, thus improve the bond-slip effect of the vertical muscle of Vierendeel girder.The joint bar of vertical setting is connected as a single entity by reinforced concrete layer and steel sleeve, ensure that the smooth transmission of concrete frame joint district and reinforced concrete interlayer bending and shearing.
Can meet the shockproof requirements of " strong node, weak component " after the utility model reinforcing at high axial compression ratio underframe bean column node, the utility model is adapted at using when ratio of axial compressive force to axial compressive ultimate capacity of section is larger, and it is good economy performance not only, and excellent in mechanical performance.
Embodiment two:
A kind of concrete frame joint ruggedized construction construction method, the floor at former frame column edge punches, the side of Vierendeel girder is offered the hole passed for inner ring ring beam ring muscle and outer ring ring beam ring muscle, inner ring ring beam ring muscle and outer ring ring beam ring muscle are centered around outside former concrete frame joint respectively, joint bar is vertically arranged and is connected with inner ring ring beam ring muscle, inner ring ring beam ring muscle and outer ring ring beam ring muscle colligation are formed reinforcing cage in ring beam stirrup, steel sleeve is enclosed in outside former frame column, between steel sleeve and former frame column and on reinforcing cage, concrete perfusion forms reinforced concrete layer.
Preferably, reinforcing cage sets up template, after the concrete has set by ring beam form removable with side before concrete perfusion below reinforcing cage.
Preferably, described steel sleeve comprises upper strata steel sleeve and lower floor's steel sleeve, described upper strata steel sleeve is arranged on above Vierendeel girder, lower floor's steel sleeve is arranged on below Vierendeel girder, described joint bar is multiple, arrange around former frame column respectively and be arranged on outside Vierendeel girder, described joint bar two ends reach in upper strata steel sleeve and lower floor's steel sleeve respectively.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (7)
1. a concrete frame joint ruggedized construction, it is characterized in that: comprise former frame column, Vierendeel girder, steel sleeve and reinforcing cage, described reinforcing cage comprises joint bar, inner ring ring beam ring muscle and outer ring ring beam ring muscle, Vierendeel girder is connected on former frame column, inner ring ring beam ring muscle and outer ring ring beam ring muscle are each passed through the outside that Vierendeel girder is centered around former concrete frame joint, outer ring ring beam ring muscle is positioned at outside inner ring ring beam ring muscle, joint bar vertically arranges and is connected with inner ring ring beam ring muscle, described steel sleeve is enclosed in outside former frame column, also comprise the reinforced concrete layer being filled between steel sleeve and former frame column and being got up by reinforcing cage landfill.
2. concrete frame joint ruggedized construction according to claim 1, is characterized in that: described inner ring ring beam ring muscle and outer ring ring beam ring muscle are multiple, is vertically located on Vierendeel girder is respectively surrounded by former concrete frame joint along former frame column.
3. concrete frame joint ruggedized construction according to claim 1, is characterized in that: described steel sleeve comprises upper strata steel sleeve and lower floor's steel sleeve, and described upper strata steel sleeve is arranged on above Vierendeel girder, and lower floor's steel sleeve is arranged on below Vierendeel girder.
4. concrete frame joint ruggedized construction according to claim 3, is characterized in that: described joint bar two ends reach in upper strata steel sleeve and lower floor's steel sleeve respectively.
5. concrete frame joint ruggedized construction according to claim 1 and 2, is characterized in that: described reinforcing cage also comprises ring beam stirrup, and inner ring ring beam ring muscle and outer ring ring beam ring muscle are fixed on ring beam stirrup.
6. concrete frame joint ruggedized construction according to claim 5, is characterized in that: ring beam stirrup is multiple, is connected to and stretches out on inner ring ring beam ring muscle outside Vierendeel girder and outer ring ring beam ring muscle.
7. concrete frame joint ruggedized construction according to claim 1, is characterized in that: described joint bar is multiple, arranges respectively and be arranged on outside Vierendeel girder around former frame column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520862621.0U CN205153150U (en) | 2015-10-30 | 2015-10-30 | Frame beam column node reinforced structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520862621.0U CN205153150U (en) | 2015-10-30 | 2015-10-30 | Frame beam column node reinforced structure |
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| Publication Number | Publication Date |
|---|---|
| CN205153150U true CN205153150U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520862621.0U Withdrawn - After Issue CN205153150U (en) | 2015-10-30 | 2015-10-30 | Frame beam column node reinforced structure |
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| CN (1) | CN205153150U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105239676A (en) * | 2015-10-30 | 2016-01-13 | 华南理工大学 | Reinforcement structure for frame beam column joint and construction method thereof |
-
2015
- 2015-10-30 CN CN201520862621.0U patent/CN205153150U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105239676A (en) * | 2015-10-30 | 2016-01-13 | 华南理工大学 | Reinforcement structure for frame beam column joint and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160413 Effective date of abandoning: 20180413 |