CN205276501U - Assembled concrete frame ductility node structure - Google Patents
Assembled concrete frame ductility node structure Download PDFInfo
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- CN205276501U CN205276501U CN201521088675.2U CN201521088675U CN205276501U CN 205276501 U CN205276501 U CN 205276501U CN 201521088675 U CN201521088675 U CN 201521088675U CN 205276501 U CN205276501 U CN 205276501U
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- prefabricated frame
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- frame
- steel thimble
- thimble
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Abstract
The utility model provides an assembled concrete frame ductility node structure, is including prefabricated frame post, prefabricated frame post bracket, prefabricated frame roof beam and a damping spring, prefabricated frame post bracket is perpendicular to be set up on prefabricated frame post, and pre -buried on the prefabricated frame post bracket have a first steel casing pipe, pre -buried on the prefabricated frame roof beam have a second steel casing pipe, and first steel casing pipe and second steel casing pipe are all with to prefabricate the frame post parallel, the cross -section growth strip of second steel casing pipe, and the length direction in the cross -section of second steel casing pipe is unanimous with the directaxis direction of prefabricated frame roof beam, utilize the bolt to wear to establish in first steel casing pipe and second steel casing pipe to to prefabricate the frame roof beam is connected with prefabricated frame post bracket, first steel casing pipe is used for fixing bolt, and the second steel casing pipe is used for supplying the bolt to remove along the length direction in its cross -section, be provided with a damping spring between prefabricated frame roof beam and the prefabricated frame post. The utility model provides an assembled concrete frame ductility node structure, the seismic energy that can effectively dissipate, guarantee frame overall stability.
Description
Technical field
This utility model relates to civil engineering anti-seismic structure technical field, especially relates to a kind of assembly concrete steel frame ductility node structure.
Background technology
China is an earthquake-prone countries, and most area is in the district that provides fortification against earthquakes. In Practical Project is constructed, assembling frame structure can reduce construction costs, accelerates speed of application, reduces resource consumption, reduces environmental pollution. Assembled steel tendon concrete frame structure is one of direction of Building Trade in China development.
Compared with cast-in-situ steel reinforced concrete frame structure, the ununified method for designing of assembled steel reinforced concrete frame node attachment structure, theoretical calculation method and design specification, joint structure is complicated, whole structural stability is lacked systematic research, one of this principal element also becoming its development of obstruction. Developing new assembling frame node connecting structure, make assembling frame structure consumed energy under geological process, the shock resistance being effectively improved building is problem demanding prompt solution.
Utility model content
The purpose of this utility model is in that to provide a kind of assembly concrete steel frame ductility node structure, to be effectively improved the shock resistance of building.
The assembly concrete steel frame ductility node structure that this utility model provides, sets a roof beam in place and the first damping spring including prefabricated frame trestle, prefabricated frame trestle bracket, prefabricated frame; Prefabricated frame trestle bracket is vertically set on prefabricated frame trestle, and prefabricated frame trestle bracket is embedded with the first steel thimble; Prefabricated frame is embedded with the second steel thimble on setting a roof beam in place, and the first steel thimble and the second steel thimble are all parallel with prefabricated frame trestle; The cross section growth strip of the second steel thimble, and the longitudinal axis direction that the length direction in the cross section of the second steel thimble is set a roof beam in place with prefabricated frame is consistent; Utilize bolt to be located in the first steel thimble and the second steel thimble, be connected with prefabricated frame trestle bracket so that prefabricated frame is set a roof beam in place; First steel thimble is used for fixing bolt, and the second steel thimble is for moving along the length direction in its cross section for bolt; Prefabricated frame is set a roof beam in place and is provided with the first damping spring between prefabricated frame trestle.
Further, prefabricated frame is set a roof beam in place and is included tie-beam and beam body; The two ends of beam body are provided with tie-beam, and the end face of tie-beam and beam body surrounds the mounting groove of L-shaped; Second steel thimble is embedded on tie-beam; Tie-beam is positioned on prefabricated frame trestle bracket, is provided with the second damping spring between prefabricated frame trestle bracket and the inwall of mounting groove.
Further, the cross section of the second steel thimble is that kidney-shaped is poroid, and the section radius of the radius of the two ends circular arc of mounting hole and the first steel thimble is equal; The size radius of the nut of bolt is more than the section radius of the first steel thimble.
Further, it is provided with high-strength rubber layer on the inwall of the first steel thimble and on the inwall of the second steel thimble.
Further, the surface of prefabricated frame trestle bracket and the surface of tie-beam are provided with shock-absorption backing plate.
Further, shock-absorption backing plate is sandwiched between the thick high-strength rubber compacting of 5mm by two-layer 2mm steel plate and forms.
Further, shock-absorption backing plate is equipped with polyfluortetraethylene plate.
Further, assembly concrete steel frame ductility node structure also includes four prefabrication transverses support beams; Each prefabrication transverse supports the two ends of beam and is all connected with a prefabricated frame trestle bracket, and four prefabrication transverses are arranged on the both sides that prefabricated frame is set a roof beam in place with supporting Liangping between-line spacing.
The assembly concrete steel frame ductility node structure that this utility model provides, sliding path that the steel thimble utilizing the two ends of Vierendeel girder pre-buried provides and the elastic deformation dissipation seismic energy of damping spring, in little shake, middle shake, big earthquake centre, all can effectively dissipate seismic energy, reduce the horizontal earthquake shear impact on Internal Force of Columns and lateral deformation, ensure the stability that framework is overall, to reach China's seismic design provision in building code aseismic fortification objects about " three levels ".
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The schematic diagram of the assembly concrete steel frame ductility node structure that Fig. 1 provides for this utility model embodiment;
Fig. 2 is the profile of A-A in Fig. 1;
Fig. 3 is the overall structure front view of assembly concrete framework;
Fig. 4 is the top view of Fig. 3.
Accompanying drawing labelling:
1-prefabricated frame trestle; 2-prefabricated frame trestle cattle lower limb; 21-the first steel thimble;
3-prefabricated frame is set a roof beam in place; 31-the second steel thimble; 32-tie-beam;
33-beam body; 4-bolt; 5-nut;
6-the first damping spring; 7-the second damping spring; 8-prefabrication transverse supports beam.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model. Additionally, term " first ", " second ", " the 3rd " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In description of the present utility model, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in this utility model.
The schematic diagram of the assembly concrete steel frame ductility node structure that Fig. 1 provides for this utility model embodiment. As it is shown in figure 1, the assembly concrete steel frame ductility node structure that the present embodiment provides, set a roof beam in place including prefabricated frame trestle 1, prefabricated frame trestle bracket 2, prefabricated frame 3 and first damping spring 6; Prefabricated frame trestle bracket 2 is vertically set on prefabricated frame trestle 1, and prefabricated frame trestle bracket 2 is embedded with the first steel thimble 21; Prefabricated frame is set a roof beam in place and is embedded with the second steel thimble 31 on 3, and the first steel thimble 21 is all parallel with prefabricated frame trestle 1 with the second steel thimble 31; The cross section growth strip of the second steel thimble 31, and the length direction in the cross section of the second steel thimble 31 set a roof beam in place with prefabricated frame 3 longitudinal axis direction consistent; Utilize bolt 4 to be located in the first steel thimble 21 and the second steel thimble 31,3 be connected with prefabricated frame trestle bracket 2 so that prefabricated frame is set a roof beam in place; First steel thimble 21 is used for fixing bolt 4, and the second steel thimble 31 is for moving along the length direction in its cross section for bolt 4; Prefabricated frame is set a roof beam in place and is provided with the first damping spring 6 between 3 and prefabricated frame trestle 1.
Prefabricated frame trestle bracket 2 and prefabricated frame trestle 1 can as a whole prefabricated components, prefabricated frame trestle bracket 2 and prefabricated frame trestle 1 are mutually perpendicular to.
Owing to bolt 4 lower end is fixed in the first steel thimble 21 on prefabricated frame trestle bracket 2; top can reciprocatingly slide in prefabricated frame sets a roof beam in place the second steel thimble 31 on 3; simultaneously; prefabricated frame is utilized to set a roof beam in place the elastic deformation of the first damping spring 6 arranged between 3 and prefabricated frame trestle 1; effectively can be dissipated seismic energy, and protect-ing frame structure structure is not destroyed.
On the basis of above-described embodiment, further, prefabricated frame is set a roof beam in place and 3 is included tie-beam 32 and beam body 33; The two ends of beam body 33 are provided with tie-beam 32, and the end face of tie-beam 32 and beam body 33 surrounds the mounting groove of L-shaped; Second steel thimble 31 is embedded on tie-beam 32; Tie-beam 32 is positioned on prefabricated frame trestle bracket 2, is provided with the second damping spring 7 between prefabricated frame trestle bracket 2 and the inwall of mounting groove.
Referring to Fig. 1, the deformation of 3 ends of being set a roof beam in place by prefabricated frame, the end of beam forms the mounting groove of L-shaped, arranges the second damping spring 7 between end and the inwall of mounting groove of prefabricated frame trestle bracket 2, and dissipate seismic energy further.
On the basis of above-described embodiment, further, the cross section of the second steel thimble 31 is that kidney-shaped is poroid, and the section radius of the radius of the two ends circular arc of mounting hole and the first steel thimble 21 is equal; The size radius of the nut 5 of bolt 4 is more than the section radius of the first steel thimble 21.
As in figure 2 it is shown, the cross sectional shape of the second steel thimble 31 is that kidney-shaped is poroid; The cross sectional shape of the first steel thimble 21 is circular, and both R values are equal.
It addition, the size radius of the nut 5 of the bolt 4 being located in the first steel thimble 21 and the second steel thimble 31 is more than R value.
On the basis of above-described embodiment, further, it is provided with high-strength rubber layer on the inwall of the first steel thimble 21 and on the inwall of the second steel thimble 31.
It is provided with high-strength rubber layer on the inwall of the first steel thimble 21 and on the inwall of the second steel thimble 31, slows down effect so that tube wall pressure-bearing to be played.
On the basis of above-described embodiment, further, the surface of prefabricated frame trestle bracket 2 and the surface of tie-beam 32 are provided with shock-absorption backing plate.
The surface of prefabricated frame trestle bracket 2 and the surface of tie-beam 32 are provided with shock-absorption backing plate, prefabricated frame are set a roof beam in place 3 and the damage that causes of prefabricated frame trestle bracket 2 end reducing reciprocal horizontal geological process, and then weaken the impact on prefabricated frame trestle 1 lateral deformation.
On the basis of above-described embodiment, further, shock-absorption backing plate is sandwiched between the thick high-strength rubber compacting of 5mm by two-layer 2mm steel plate and forms.
On the basis of above-described embodiment, further, shock-absorption backing plate is equipped with polyfluortetraethylene plate.
Shock-absorption backing plate is laid polyfluortetraethylene plate, with reduce as far as possible prefabricated frame set a roof beam in place 3 slidably reciprocate in the horizontal direction time with the force of sliding friction of prefabricated frame trestle bracket 2 contact surface, and then weaken the impact on prefabricated frame trestle 1 lateral deformation.
On the basis of above-described embodiment, further, assembly concrete steel frame ductility node structure also includes four prefabrication transverses support beams 8; Each prefabrication transverse supports the two ends of beam 8 and is all connected with a prefabricated frame trestle bracket 2, be arranged on to four prefabrication transverses support beam 8 parallel interval prefabricated frame set a roof beam in place 3 both sides.
For strengthen prefabricated frame trestle 1 lateral rigidity, along prefabricated frame set a roof beam in place 3 longitudinally disposed prefabrication transverses support beams 8.
Referring to Fig. 3 and Fig. 4, prefabricated frame set a roof beam in place 3 two ends be connected with prefabricated frame trestle 1 by above-mentioned assembly concrete steel frame ductility node structure, four prefabrication transverse support beams 8 be symmetrically dispersed in prefabricated frame set a roof beam in place 3 both sides.
Pass through embodiment of above, the assembly concrete steel frame ductility node structure that this utility model embodiment provides, under little shake effect, beam, intercolumniation produce relatively small horizontal sliding, ductility joint structure passes through the sliding path of beam-ends pre-buried steel sleeve pipe offer and the elastic deformation dissipation seismic energy of damping spring, it is achieved the aseismic fortification objects of " no damage in small earthquake ";
Under middle shake effect, beam, intercolumniation produce relatively large horizontal sliding, damping spring enters the elastic-plastic deformation stage, now ductility joint structure mainly through beam column Relative sliding, bolt to the elastic crimp of pre-buried steel sleeve pipe rubber tube wall, bolt elastic bending deflection and damping spring elastic-plastic deformation dissipation seismic energy, it is achieved the aseismic fortification objects of " middle shake can be repaiied ";
Under big shake effect, the sliding path that the relative slippage that beam, intercolumniation produce provides beyond beam two ends pre-buried steel sleeve pipe, bolt enters the elastic-plastic deformation stage. Now the elastic-plastic deformation of the elastoplasticity crimp of pre-buried steel sleeve pipe rubber tube wall, damping spring elastic-plastic deformation and bolt is mainly made up of by the power consumption mechanism of ductility joint structure beam column Relative sliding, bolt, it is achieved the aseismic fortification objects of " no collapsing with strong earthquake ".
The assembly concrete steel frame ductility node structure that this utility model embodiment provides, it is possible to effectively dissipate seismic energy, reduces the horizontal earthquake shear impact on Internal Force of Columns and lateral deformation, ensures the stability that framework is overall.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit; Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.
Claims (8)
1. an assembly concrete steel frame ductility node structure, it is characterised in that include prefabricated frame trestle, prefabricated frame trestle bracket, prefabricated frame are set a roof beam in place and the first damping spring;
Described prefabricated frame trestle bracket is vertically set on described prefabricated frame trestle, and described prefabricated frame trestle bracket is embedded with the first steel thimble; Described prefabricated frame set a roof beam in place on to be embedded with the second steel thimble, described first steel thimble and described second steel thimble all parallel with described prefabricated frame trestle; The cross section growth strip of described second steel thimble, and the length direction in the cross section of described second steel thimble longitudinal axis direction of setting a roof beam in place with described prefabricated frame is consistent;
Utilize bolt to be located in described first steel thimble and described second steel thimble, be connected with described prefabricated frame trestle bracket so that described prefabricated frame is set a roof beam in place; Described first steel thimble is used for fixing described bolt, and described second steel thimble is for moving along the length direction in its cross section for described bolt; Described prefabricated frame is set a roof beam in place and is provided with described first damping spring between described prefabricated frame trestle.
2. assembly concrete steel frame ductility node structure according to claim 1, it is characterised in that described prefabricated frame is set a roof beam in place and included tie-beam and beam body; The two ends of described beam body are provided with described tie-beam, and the end face of described tie-beam and described beam body surrounds the mounting groove of L-shaped; Described second steel thimble is embedded on described tie-beam; Described tie-beam is positioned on described prefabricated frame trestle bracket, is provided with the second damping spring between described prefabricated frame trestle bracket and the inwall of described mounting groove.
3. assembly concrete steel frame ductility node structure according to claim 2, it is characterised in that the cross section of described second steel thimble is that kidney-shaped is poroid, and the radius of the two ends circular arc of mounting hole is equal with the section radius of described first steel thimble; The size radius of the nut of described bolt is more than the section radius of described first steel thimble.
4. assembly concrete steel frame ductility node structure according to claim 2, it is characterised in that be provided with high-strength rubber layer on the inwall of described first steel thimble and on the inwall of described second steel thimble.
5. assembly concrete steel frame ductility node structure according to claim 2, it is characterised in that the described surface of prefabricated frame trestle bracket and the surface of described tie-beam are provided with shock-absorption backing plate.
6. assembly concrete steel frame ductility node structure according to claim 5, it is characterised in that described shock-absorption backing plate is sandwiched between the thick high-strength rubber compacting of 5mm by two-layer 2mm steel plate and forms.
7. assembly concrete steel frame ductility node structure according to claim 5, it is characterised in that be equipped with polyfluortetraethylene plate on described shock-absorption backing plate.
8. the assembly concrete steel frame ductility node structure according to any one of claim 1-7, it is characterised in that also include four prefabrication transverses and support beam; Each described prefabrication transverse supports the two ends of beam and is all connected with a described prefabricated frame trestle bracket, and four described prefabrication transverses are arranged on the both sides that described prefabricated frame is set a roof beam in place with supporting Liangping between-line spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521088675.2U CN205276501U (en) | 2015-12-23 | 2015-12-23 | Assembled concrete frame ductility node structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521088675.2U CN205276501U (en) | 2015-12-23 | 2015-12-23 | Assembled concrete frame ductility node structure |
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| Publication Number | Publication Date |
|---|---|
| CN205276501U true CN205276501U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521088675.2U Expired - Fee Related CN205276501U (en) | 2015-12-23 | 2015-12-23 | Assembled concrete frame ductility node structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049672A (en) * | 2016-08-05 | 2016-10-26 | 盐城工学院 | Assembled energy-saving building lap joint structure |
| CN106836479A (en) * | 2017-03-31 | 2017-06-13 | 浙江工业大学工程设计集团有限公司 | A kind of prefabricated PC concrete frame structure |
| CN107447920A (en) * | 2017-09-06 | 2017-12-08 | 广东弘信建设有限公司 | Assembled lintel |
| ES2757302A1 (en) * | 2019-10-16 | 2020-04-28 | Univ Valencia Politecnica | UNION DEVICE AND SUPPORT GENERATION METHOD THAT MAKES USE OF THE SAME (Machine-translation by Google Translate, not legally binding) |
| CN111395669A (en) * | 2020-03-20 | 2020-07-10 | 中国水利水电第八工程局有限公司 | Assembled shock insulation stair structure |
-
2015
- 2015-12-23 CN CN201521088675.2U patent/CN205276501U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049672A (en) * | 2016-08-05 | 2016-10-26 | 盐城工学院 | Assembled energy-saving building lap joint structure |
| CN106049672B (en) * | 2016-08-05 | 2018-05-18 | 盐城工学院 | A kind of assembled energy-saving builds bridging arrangement |
| CN106836479A (en) * | 2017-03-31 | 2017-06-13 | 浙江工业大学工程设计集团有限公司 | A kind of prefabricated PC concrete frame structure |
| CN107447920A (en) * | 2017-09-06 | 2017-12-08 | 广东弘信建设有限公司 | Assembled lintel |
| ES2757302A1 (en) * | 2019-10-16 | 2020-04-28 | Univ Valencia Politecnica | UNION DEVICE AND SUPPORT GENERATION METHOD THAT MAKES USE OF THE SAME (Machine-translation by Google Translate, not legally binding) |
| CN111395669A (en) * | 2020-03-20 | 2020-07-10 | 中国水利水电第八工程局有限公司 | Assembled shock insulation stair structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20161223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |