CN204753836U - Connected node of precast reinforced concrete roof beam and coincide post - Google Patents
Connected node of precast reinforced concrete roof beam and coincide post Download PDFInfo
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- CN204753836U CN204753836U CN201520271573.8U CN201520271573U CN204753836U CN 204753836 U CN204753836 U CN 204753836U CN 201520271573 U CN201520271573 U CN 201520271573U CN 204753836 U CN204753836 U CN 204753836U
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 66
- 239000004567 concrete Substances 0.000 claims abstract description 72
- 210000003205 muscle Anatomy 0.000 claims abstract description 68
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 238000000926 separation method Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000009970 fire resistant effect Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012946 outsourcing Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 2
- 244000046052 Phaseolus vulgaris Species 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- 238000009415 formwork Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 239000011241 protective layer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a connected node of precast reinforced concrete roof beam and coincide post, connected node of precast reinforced concrete roof beam and coincide post includes: coincide post, coincide post include post steel pipe, post core concrete, beam column connecting piece, post muscle, tie muscle and post outsourcing concrete from north to south, and post core concrete placement is in the post steel pipe, and the beam column connecting piece is fixed in the outside of post steel pipe, and post outsourcing concrete placement is in the outside of post steel pipe, precast reinforced concrete roof beam, precast reinforced concrete roof beam include roof beam muscle, beam stirrup and roof beam concrete from north to south, and the muscle is indulged to the roof beam and the beam stirrup is wrapped up in the roof beam concrete, wherein, the vertical muscle tip of roof beam just is connected fixedly with the beam column connecting piece in buryying post outsourcing concrete. According to the utility model discloses connected node of precast reinforced concrete roof beam and coincide post has that construction speed is fast, anti -seismic performance is superior, fire -resistant advantage such as go with corrosion resistance.
Description
Technical field
The utility model relates to technical field of civil engineering, in particular to the connected node of a kind of precast reinforced concrete beam and superposed column.
Background technology
Along with the development gradually of civil engineering technology, prefabricated units are easily guaranteed due to its component crudy, and speed of application is fast, easy to connect between component, obtains the concern of people gradually.Of paramount importance in prefabricated units is exactly node, because under geological process, the destruction of node may cause the continuous collapse of total.If Structures under Earthquake connected node is prior to component damage, then structural entity anti-seismic performance can be caused to decline.In addition, prefabricated units are just being widely used in high level, large-span structure, and high level, large-span structure fire-fighting difficulty are large, have higher requirement to fire resistance.Adopt more reasonably prefabricated units and connected mode, the anti-seismic performance of raising prefabricated units, fire resistance become the new demand of modern architecture development.Therefore, the requirement of assembled structure development is adapted in the urgent need to a kind of antidetonation and fire resistance is good, speed of application is fast prefabricated units.
Utility model content
The utility model is intended to solve one of above-mentioned technical problem in correlation technique at least to a certain extent.For this reason, the utility model proposes the connected node of a kind of precast reinforced concrete beam and superposed column, the connected node of this precast reinforced concrete beam and superposed column have that speed of application is fast, anti-seismic performance is superior, the advantage such as fire-resistant and good corrosion resistance.
For achieving the above object, according to the connected node that the utility model proposes a kind of precast reinforced concrete beam and superposed column, the connected node of described precast reinforced concrete beam and superposed column comprises: superposed column, described superposed column comprises post steel pipe, post core concrete, beam column connection part, muscle indulged by post, column tie-bar and post external wrapping concrete, described post core concrete is cast in described post steel pipe, muscle is disposed on described post steel pipe outside along the longitudinal extension of described superposed column and along the circumference of described superposed column indulged by described post, described column tie-bar to be arranged on outside described post steel pipe along the longitudinal separation of described superposed column and to indulge muscle with described post and is connected and fixed, described beam column connection part is fixed on the outside of described post steel pipe, described post external wrapping concrete is cast in the outside of described post steel pipe and muscle indulged by coated described post, described column tie-bar and described beam column connection part, precast reinforced concrete beam, described precast reinforced concrete beam comprises beam and indulges muscle, beam stirrup and beam concrete, described beam is indulged muscle and is arranged along the longitudinal extension of described precast reinforced concrete beam and along the circumferential interval of described precast reinforced concrete beam, described beam stirrup arranges along the longitudinal separation of described precast reinforced concrete beam and indulges muscle with described beam and be connected and fixed, and described beam indulges muscle and described beam stirrup is wrapped in described beam concrete, wherein, the end that described beam indulges muscle to be imbedded in described post external wrapping concrete and is connected and fixed with described beam column connection part.
Have that speed of application is fast, anti-seismic performance is superior according to the connected node of precast reinforced concrete beam of the present utility model and superposed column, the advantage such as fire-resistant and good corrosion resistance.
In addition, following additional technical characteristic can also be had according to the connected node of precast reinforced concrete beam of the present utility model and superposed column:
Described beam column connection part be fixed on described post steel pipe outside and around the connection ring flat-plate of described post steel pipe, described beam is indulged muscle and is welded on described connection ring flat-plate.
Described beam is indulged muscle and the described throat thickness being connected ring flat-plate and is less than described beam and indulges smaller value in the radius of muscle and the thickness of described connection ring flat-plate.
Described beam column connection part is the sleeve coupler in the outside being fixed on described post steel pipe, and described beam is indulged muscle and is mechanically connected on described sleeve coupler.
Clear spacing between described sleeve coupler is more than or equal to 25 millimeters.
Described beam is indulged the anchorage length of muscle in described sleeve coupler and is not less than the diameter that described beam indulges muscle.
Described column tie-bar is greater than the dense degree of described column tie-bar in other region in the dense degree of node region.
The concrete each bight of described beam longitudinally arranges beam described at least one and indulges muscle; Each bight of described post external wrapping concrete longitudinally arranges post described at least one and indulges muscle.
The outline of the cross section of described post steel pipe is circular or rectangle.
Described post core concrete, described post external wrapping concrete and described beam concrete are ordinary concrete or strong concrete.
Accompanying drawing explanation
Fig. 1 is the structural representation according to the precast reinforced concrete beam of the utility model embodiment and the connected node of superposed column.
Fig. 2 is the sectional view according to the precast reinforced concrete beam of the utility model embodiment and the connected node of superposed column.
Fig. 3 is the sectional view according to the precast reinforced concrete beam of another embodiment of the utility model and the connected node of superposed column.
Reference numeral: the connected node 1 of precast reinforced concrete beam and superposed column;
Superposed column 10, post steel pipe 11, post core concrete 12, post are indulged muscle 13, column tie-bar 14, post external wrapping concrete 15, are connected ring flat-plate 16, sleeve coupler 17;
Precast reinforced concrete beam 20, beam indulge muscle 21, beam stirrup 22, beam concrete 23.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Below with reference to the accompanying drawings the connected node 1 of precast reinforced concrete beam according to the utility model embodiment and superposed column is described.The connected node 1 of precast reinforced concrete beam and superposed column can be the bean column node in any one form of structure in frame construction, frame-shear-wall structure and suspended structure.
As shown in Figure 1-Figure 3, superposed column 10 and precast reinforced concrete beam 20 is comprised according to the precast reinforced concrete beam of the utility model embodiment and the connected node 1 of superposed column.
Superposed column 10 comprises post steel pipe 11, post core concrete 12, beam column connection part, post indulge muscle 13, column tie-bar 14 and post external wrapping concrete 15.Post core concrete 12 is cast in post steel pipe 11.Muscle 13 is disposed on post steel pipe 11 outside along the longitudinal extension of superposed column 10 and along the circumference of superposed column 10 indulged by post.Column tie-bar 14 to be arranged on outside post steel pipe 11 along the longitudinal separation of superposed column 10 and to indulge muscle 13 with post and is connected and fixed.Described beam column connection part is fixed on the outside of post steel pipe 11.Post external wrapping concrete 15 is cast in the outside of post steel pipe 11 and coated post indulges muscle 13, column tie-bar 14 and described beam column connection part.
Precast reinforced concrete beam 20 comprises beam and indulges muscle 21, beam stirrup 22 and beam concrete 23.Beam is indulged muscle 21 and is arranged along the longitudinal extension of precast reinforced concrete beam 20 and along the circumferential interval of precast reinforced concrete beam 20.Beam stirrup 22 arranges along the longitudinal separation of precast reinforced concrete beam 20 and indulges muscle 21 with beam and be connected and fixed.Beam concrete 23 is cast in beam and indulges on muscle 21 and beam stirrup 22 to make beam indulge muscle 21 and beam stirrup 22 is wrapped in beam concrete 23.
Wherein, one end that beam indulges the contiguous superposed column 10 of muscle 21 to be imbedded in post external wrapping concrete 15 and is connected and fixed with described beam column connection part.
According to the precast reinforced concrete beam of the utility model embodiment and the connected node 1 of superposed column, precast reinforced concrete beam 20 is in advance in factory process, construction quality easily ensures, superposed column 10 center pillar core concrete 12 and there is compound action between post external wrapping concrete 15 and post steel pipe 11, the bearing capacity under Compact-bending Load effect is high, rigidity is large.The connected node 1 of precast reinforced concrete beam and superposed column reserves ater-casting, indulges muscle 21, have good anti-seismic performance by described beam column connection part joint pin steel pipe 11 with beam.Post external wrapping concrete 15 in a fire can to the post steel pipe 11 of inside, muscle 13 indulged by post and column tie-bar 14 provides good protective effect, substantially improves the fire resistance of structure.Meanwhile, due to the protection of post external wrapping concrete 15 coupled columns steel pipe 11, the endurance quality of structure is also relative better with decay resistance.
In addition, the connected node 1 of precast reinforced concrete beam and superposed column adopts post steel pipe 11 to retrain post core concrete 12, and bearing capacity is high, rigidity is large, ductility is good, thus has superior anti-seismic performance.The connected node 1 of precast reinforced concrete beam and superposed column eliminates beam formwork, time of casting beams inner concrete and workload, facilitates bean column node to connect, is conducive to the reduction of erection time, convenient construction.Post steel pipe 11 can be used as support and connection precast reinforced concrete beam 20 at During Initial Stage Construction, bears working load, accelerates speed of application.
Therefore, at all have that mechanical property is good, speed of application is fast, anti-seismic performance is superior according to the precast reinforced concrete beam of the utility model embodiment and the connected node 1 of superposed column, the advantage such as fire-resistant and good corrosion resistance, be applicable to the application of assembled structure in bent structure, super high rise structure.
Below with reference to the accompanying drawings the connected node 1 of precast reinforced concrete beam according to the utility model specific embodiment and superposed column is described.
In specific embodiments more of the present utility model, as shown in Figure 1-Figure 3, superposed column 10 and precast reinforced concrete beam 20 is comprised according to the precast reinforced concrete beam of the utility model embodiment and the connected node 1 of superposed column.
Specifically, as shown in Figure 2, described beam column connection part be fixed on post steel pipe 11 outside and around the connection ring flat-plate 16 of post steel pipe 11, beam is indulged muscle 21 and is welded on and connects on ring flat-plate 16.
First at plant produced precast reinforced concrete beam 20, lift post steel pipe 11 to correct position at the construction field (site), build post core concrete 12, colligation post indulges muscle 13 and column tie-bar 14, hoisting prefabricated reinforced concrete beam 20 to correct position at the construction field (site) afterwards, beam being indulged muscle 21 is welded on connection ring flat-plate 16, stiffening rib can be arranged if desired, the layout of the reinforcing bar of node region is except ensureing that the stress of beam-ends is reliably delivered to except styletable, also should be convenient to concrete building and density, finally water post external wrapping concrete 15, form the connected node 1 of precast reinforced concrete beam and superposed column.
Wherein, beam is indulged muscle 21 and the throat thickness being connected ring flat-plate 16 and is less than the radius that beam indulges muscle 21 and the smaller value connected in the thickness of ring flat-plate 16.The beam being less than 28mm for diameter is indulged muscle 21 and should be met weld seam supporting capacity and be greater than beam and indulge muscle 21 supporting capacity, and the band girt strip being greater than 28mm for diameter is indulged muscle 21 and should be determined its welding performance through overtesting.
In other specific embodiments of the present utility model, as shown in Figure 3, described beam column connection part is the sleeve coupler 17 in the outside being fixed on post steel pipe 11, and beam is indulged muscle 21 and is mechanically connected on sleeve coupler 17.
First at plant produced precast reinforced concrete beam 20, lift post steel pipe 11 to correct position at the construction field (site), build post core concrete 12, colligation post indulges muscle 13 and column tie-bar 14, hoisting prefabricated reinforced concrete beam 20 to correct position at the construction field (site) afterwards, beam is indulged muscle 21 to be connected with sleeve coupler 17, inner ring plate can be set if desired or thicken tube wall, the layout of node region reinforcing bar is except ensureing that the stress of beam-ends is reliably delivered to except styletable, also should be convenient to concrete building and density, finally water post external wrapping concrete 15, form the connected node 1 of precast reinforced concrete beam and superposed column.
Wherein, the protective layer thickness of sleeve coupler 17 should meet the regulation of reinforcing bar about minimal protective cover thickness, and the clear spacing between sleeve coupler 17 is more than or equal to 25 millimeters, and beam is indulged the anchorage length of muscle 21 in sleeve coupler 17 and is not less than the diameter that beam indulges muscle 21.
In concrete examples more of the present utility model, in order to strengthen superposed column 10 and the bonding strength of precast reinforced concrete beam 20 at Nodes further, column tie-bar 14 is greater than the dense degree of column tie-bar 14 in other region in the dense degree of node region.In other words, column tie-bar 14 is encrypted in node region.
Advantageously, as shown in Figure 1-Figure 3, each bight of beam concrete 23 longitudinally arranges at least one beam and indulges muscle 21, and each bight of post external wrapping concrete 15 longitudinally arranges at least one post and indulges muscle 13.The structural strength of superposed column 10 and precast reinforced concrete beam 20 self can be ensured thus.
Alternatively, the outline of the cross section of post steel pipe 11 is circular or rectangle.Post core concrete 12, post external wrapping concrete 15 and beam concrete 23 is ordinary concrete or strong concrete.
Be with it will be appreciated by those skilled in the art that, the concrete of ordinary concrete to be strength grade be below C60, and strong concrete is strength grade is C60 and above concrete thereof.
According to connected node 1 easy construction of the precast reinforced concrete beam of the utility model embodiment and superposed column, be connected reliable, antidetonation is superior, fire-resistant and corrosion resistance and good, can speed of application be accelerated, be applicable to the application of assembled structure in bent structure, super high rise structure.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this manual, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this manual or example can carry out engaging and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (10)
1. a connected node for precast reinforced concrete beam and superposed column, is characterized in that, comprising:
Superposed column, described superposed column comprises post steel pipe, post core concrete, beam column connection part, muscle indulged by post, column tie-bar and post external wrapping concrete, described post core concrete is cast in described post steel pipe, muscle is disposed on described post steel pipe outside along the longitudinal extension of described superposed column and along the circumference of described superposed column indulged by described post, described column tie-bar to be arranged on outside described post steel pipe along the longitudinal separation of described superposed column and to indulge muscle with described post and is connected and fixed, described beam column connection part is fixed on the outside of described post steel pipe, described post external wrapping concrete is cast in the outside of described post steel pipe and muscle indulged by coated described post, described column tie-bar and described beam column connection part,
Precast reinforced concrete beam, described precast reinforced concrete beam comprises beam and indulges muscle, beam stirrup and beam concrete, described beam is indulged muscle and is arranged along the longitudinal extension of described precast reinforced concrete beam and along the circumferential interval of described precast reinforced concrete beam, described beam stirrup arranges along the longitudinal separation of described precast reinforced concrete beam and indulges muscle with described beam and be connected and fixed, and described beam indulges muscle and described beam stirrup is wrapped in described beam concrete;
Wherein, the end that described beam indulges muscle to be imbedded in described post external wrapping concrete and is connected and fixed with described beam column connection part.
2. the connected node of precast reinforced concrete beam according to claim 1 and superposed column, it is characterized in that, described beam column connection part be fixed on described post steel pipe outside and around the connection ring flat-plate of described post steel pipe, described beam is indulged muscle and is welded on described connection ring flat-plate.
3. the connected node of precast reinforced concrete beam according to claim 2 and superposed column, is characterized in that, described beam is indulged muscle and the described throat thickness being connected ring flat-plate and is less than described beam and indulges smaller value in the radius of muscle and the thickness of described connection ring flat-plate.
4. the connected node of precast reinforced concrete beam according to claim 1 and superposed column, is characterized in that, described beam column connection part is the sleeve coupler in the outside being fixed on described post steel pipe, and described beam is indulged muscle and is mechanically connected on described sleeve coupler.
5. the connected node of precast reinforced concrete beam according to claim 4 and superposed column, is characterized in that, the clear spacing between described sleeve coupler is more than or equal to 25 millimeters.
6. the connected node of precast reinforced concrete beam according to claim 4 and superposed column, is characterized in that, described beam is indulged the anchorage length of muscle in described sleeve coupler and is not less than the diameter that described beam indulges muscle.
7. the connected node of precast reinforced concrete beam according to claim 1 and superposed column, is characterized in that, described column tie-bar is greater than the dense degree of described column tie-bar in other region in the dense degree of node region.
8. the connected node of precast reinforced concrete beam according to claim 1 and superposed column, is characterized in that, the concrete each bight of described beam longitudinally arranges beam described at least one and indulges muscle;
Each bight of described post external wrapping concrete longitudinally arranges post described at least one and indulges muscle.
9. the connected node of precast reinforced concrete beam according to claim 1 and superposed column, is characterized in that, the outline of the cross section of described post steel pipe is circular or rectangle.
10. the connected node of precast reinforced concrete beam according to claim 1 and superposed column, is characterized in that, described post core concrete, described post external wrapping concrete and described beam concrete are ordinary concrete or strong concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271573.8U CN204753836U (en) | 2015-04-29 | 2015-04-29 | Connected node of precast reinforced concrete roof beam and coincide post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271573.8U CN204753836U (en) | 2015-04-29 | 2015-04-29 | Connected node of precast reinforced concrete roof beam and coincide post |
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| CN204753836U true CN204753836U (en) | 2015-11-11 |
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| CN201520271573.8U Withdrawn - After Issue CN204753836U (en) | 2015-04-29 | 2015-04-29 | Connected node of precast reinforced concrete roof beam and coincide post |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831818A (en) * | 2015-04-29 | 2015-08-12 | 国核电力规划设计研究院 | Connection node of precast reinforced concrete beam and laminated column |
| CN105569193A (en) * | 2016-03-01 | 2016-05-11 | 华北理工大学 | Connection structure of prefabricated and assembled profile steel concrete components and construction method of connection structure |
| CN110468961A (en) * | 2019-08-29 | 2019-11-19 | 哈尔滨工业大学 | A kind of postposition in the built-in corrugated steel pipe of prefabricated beam column indulges the assembly concrete frame structure and preparation method thereof of muscle |
| CN111980151A (en) * | 2020-09-01 | 2020-11-24 | 湖南大学 | Cast-in-place square column precast square beam concrete frame node |
| CN115354759A (en) * | 2022-07-26 | 2022-11-18 | 中国航空规划设计研究总院有限公司 | Connecting joint of prefabricated steel reinforced concrete column and prefabricated reinforced concrete beam and construction method |
-
2015
- 2015-04-29 CN CN201520271573.8U patent/CN204753836U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831818A (en) * | 2015-04-29 | 2015-08-12 | 国核电力规划设计研究院 | Connection node of precast reinforced concrete beam and laminated column |
| CN104831818B (en) * | 2015-04-29 | 2017-07-28 | 国核电力规划设计研究院 | The connecting node of precast reinforced concrete beam and superposed column |
| CN105569193A (en) * | 2016-03-01 | 2016-05-11 | 华北理工大学 | Connection structure of prefabricated and assembled profile steel concrete components and construction method of connection structure |
| CN105569193B (en) * | 2016-03-01 | 2017-07-07 | 华北理工大学 | Prefabricated assembled Steel Reinforced Concrete Members attachment structure and its construction method |
| CN110468961A (en) * | 2019-08-29 | 2019-11-19 | 哈尔滨工业大学 | A kind of postposition in the built-in corrugated steel pipe of prefabricated beam column indulges the assembly concrete frame structure and preparation method thereof of muscle |
| CN111980151A (en) * | 2020-09-01 | 2020-11-24 | 湖南大学 | Cast-in-place square column precast square beam concrete frame node |
| CN115354759A (en) * | 2022-07-26 | 2022-11-18 | 中国航空规划设计研究总院有限公司 | Connecting joint of prefabricated steel reinforced concrete column and prefabricated reinforced concrete beam and construction method |
| CN115354759B (en) * | 2022-07-26 | 2023-04-14 | 中国航空规划设计研究总院有限公司 | Prefabricated steel reinforced concrete column-prefabricated reinforced concrete beam connecting joint and construction method |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151111 Effective date of abandoning: 20170728 |