CN201581496U - Retard-bonded prestressed assembling integral frame node system - Google Patents
Retard-bonded prestressed assembling integral frame node system Download PDFInfo
- Publication number
- CN201581496U CN201581496U CN2009202206183U CN200920220618U CN201581496U CN 201581496 U CN201581496 U CN 201581496U CN 2009202206183 U CN2009202206183 U CN 2009202206183U CN 200920220618 U CN200920220618 U CN 200920220618U CN 201581496 U CN201581496 U CN 201581496U
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- precast concrete
- concrete beam
- connecting portion
- retard
- shape connecting
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Abstract
The utility model discloses a retard-bonded prestressed assembling integral frame node system. The system comprises a precast concrete column, a left precast concrete beam, and a right precast concretebeam, wherein a node part of the precast concrete column merely consists of a main reinforcement; retard-bonded prestressed tendons are respectively laid in the left precast concrete beam and the right precast concrete beam; the right end of the retard-bonded prestressed tendon in the left precast concrete beam forms a connection part, and the left end thereof is connected with an anchorage at a tensioning end; the left end of the retard-bonded prestressed tendon in the right precast concrete beam forms the connection part, and the right end thereof is connected with the anchorage at the tensioning end; the connection part of the retard-bonded prestressed tendon in the left precast concrete beam is connected with the connection part of the retard-bonded prestressed tendon in the right precast concrete beam through a connector, and the precast concrete column, the left precast concrete beam, and the right precast concrete beam are connected into a whole at the node part through cast fine aggregate concrete. The integral frame node system is characterized by good seismic performance, higher assembling degree, and easy construction and operation.
Description
Technical field
The utility model relates to a kind of loading in mixture and joins integral concrete frame joint system, refers to a kind of retard-bonded prestressed prefabricated integral frame joint system especially.
Background technology
The present precast concrete beam that adopts, the precast prestressed concrete multistory frame system that precast concrete column is assembled, generally in factory, make precast concrete beam and precast concrete column, and precast concrete beam carried out single tension, reserve the presstressed reinforcing steel duct of two times tensioning simultaneously.After precast concrete beam and precast concrete column are in place the post-tensioned prestressing muscle is passed the reserving hole channel of precast concrete beam and precast concrete column, node is implemented secondary prestress stretch-draw precompressed, wherein the post-tensioned prestressing muscle is a unbonded prestressing tendon.The post-tensioned prestressing muscle not only can be used as the assembly unit means of construction stage but also can bear the beam-ends moment of flexure in operational phase, form whole stressed node and continuous stress frame, overcome the relatively poor defective of general assembling type node stress performance, solved the problem that the precast concrete framework is difficult to assemble.But because the employing of this kind prestressed frame form is unbonded prestressing tendon, the poor seismic behavior of structure, can not reach the requirement of " Code for design of concrete structures " GB 50010-200211.8.2 bar, and the process that wears the post-tensioned prestressing muscle in construction in the reserving hole channel of precast concrete beam and precast concrete column is cumbersome, is not easy to construction.
The utility model content
The purpose of this utility model provides that a kind of anti-seismic performance is good, the assemblingization degree is higher, and constructing operation is easy to retard-bonded prestressed prefabricated integral frame joint system.
For achieving the above object, the utility model is taked following design scheme:
A kind of retard-bonded prestressed prefabricated integral frame joint system, it comprises: precast concrete column, left precast concrete beam and right precast concrete beam; It is characterized in that, be preset with main muscle in the described precast concrete column, described precast concrete column only is made up of main muscle at position of joints, be laid with delayed bonding prestressed tendon respectively in described left precast concrete beam and the right precast concrete beam, delayed bonding prestressed tendon in the described left precast concrete beam, the right-hand member that its right-hand member extends described left precast concrete beam forms connecting portion, and its left end is connected with stretch-draw end ground tackle in being preset in described left precast concrete beam; The left end that delayed bonding prestressed tendon in the described right precast concrete beam, its left end extend described right precast concrete beam forms connecting portion, and its right-hand member is connected with stretch-draw end ground tackle in being preset in described right precast concrete beam; The connecting portion of the delayed bonding prestressed tendon in the connecting portion of the delayed bonding prestressed tendon in the described left precast concrete beam and the described right precast concrete beam is connected in the node place and by connector, and described precast concrete column, left precast concrete beam and right precast concrete beam link into an integrated entity at the pea gravel concreten of position of joints by cast.
Be laid with top reinforcement and lower floor's reinforcing bar in the described left precast concrete beam, the right-hand member that described top reinforcement extends described left precast concrete beam forms
The right-hand member that shape connecting portion, described lower floor reinforcing bar extend described left precast concrete beam forms
The shape connecting portion; Be laid with top reinforcement and lower floor's reinforcing bar in the described right precast concrete beam, the left end that described top reinforcement extends described right precast concrete beam forms
The right-hand member that shape connecting portion, described lower floor reinforcing bar extend described left precast concrete beam forms
The shape connecting portion, described
The shape connecting portion,
The shape connecting portion,
The shape connecting portion and
The shape connecting portion is in position of joints.
The utility model has the advantages that:
1, the utility model retard-bonded prestressed prefabricated integral frame joint system, it comprises: precast concrete column, left precast concrete beam and right precast concrete beam; Wherein, be preset with main muscle in the precast concrete column, precast concrete column only is made up of main muscle at position of joints, be laid with delayed bonding prestressed tendon respectively in left side precast concrete beam and the right precast concrete beam, delayed bonding prestressed tendon in the precast concrete beam of a left side, the right-hand member that its right-hand member extends described left precast concrete beam forms connecting portion, and its left end is connected with stretch-draw end ground tackle in being preset in left precast concrete beam; The left end that delayed bonding prestressed tendon in the right precast concrete beam, its left end extend right precast concrete beam forms connecting portion, and its right-hand member is connected with stretch-draw end ground tackle in being preset in right precast concrete beam; The connecting portion of the delayed bonding prestressed tendon in the connecting portion of the delayed bonding prestressed tendon of a left side in the precast concrete beam and the right precast concrete beam is connected in the node place and by connector, and precast concrete column, left precast concrete beam and right precast concrete beam are linked into an integrated entity by the pea gravel concreten of pouring into a mould at position of joints.During site operation, make precast concrete column in place earlier, and at the left and right sides of precast concrete column installation falsework, then left precast concrete beam and the lifting of right precast concrete column are placed on the falsework, again with the left side of connector with position of joints, delayed bonding prestressed tendon in the right precast concrete beam is connected, next position of joints is built with pea gravel concreten, with precast concrete column, left side precast concrete beam and right precast concrete beam link into an integrated entity, after treating that pea gravel concreten reaches prescribed strength, to a left side, delayed bonding prestressed tendon in the right precast concrete beam carries out stretch-draw makes delayed bonding prestressed tendon bear certain prestressing force.This shows, the utility model assemblingization degree is higher, and preset delayed bonding prestressed tendon at left and right precast concrete beam, that has avoided complexity of the prior art wears the muscle operation, make the utility model constructing operation easy, and because delayed bonding prestressed tendon has the mechanical property of bonded prestressed tendon, compare, improved the anti-seismic performance of joint system with prior art.
2, the utility model retard-bonded prestressed prefabricated integral frame joint system wherein, is laid with top reinforcement and lower floor's reinforcing bar in the left precast concrete beam, the right-hand member that top reinforcement extends left precast concrete beam forms
The right-hand member that shape connecting portion, lower floor's reinforcing bar extend left precast concrete beam forms
The shape connecting portion; Be laid with top reinforcement and lower floor's reinforcing bar in the right precast concrete beam, the left end that top reinforcement extends right precast concrete beam forms
The right-hand member that shape connecting portion, lower floor's reinforcing bar extend left precast concrete beam forms
The shape connecting portion,
The shape connecting portion,
The shape connecting portion,
The shape connecting portion and
Therefore the shape connecting portion can be connected with the pea gravel concreten of cast securely in position of joints.
Description of drawings
Fig. 1 is a structural representation of the present utility model
Fig. 2 is the precast concrete column structural representation in the utility model
Fig. 3 is the left precast concrete beam structural representation in the utility model
Fig. 4 is the right precast concrete beam structural representation in the utility model
The specific embodiment
For ease of the further purpose means of understanding the utility model, attached now with preferred embodiment figure detailed description as back:
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model retard-bonded prestressed prefabricated integral frame joint system, it comprises: precast concrete column 1, left precast concrete beam 2 and right precast concrete beam 3; Wherein, be preset with main muscle 4 in the precast concrete column 1, precast concrete column 1 only is made up of main muscle 4 at position of joints, be laid with delayed bonding prestressed tendon respectively in left side precast concrete beam 2 and the right precast concrete beam 3, delayed bonding prestressed tendon in the precast concrete beam 2 of a left side, the right-hand member that its right-hand member extends left precast concrete beam forms connecting portion 5, and its left end is connected with stretch-draw end ground tackle (not shown) in being preset in left precast concrete beam; The left end that delayed bonding prestressed tendon in the right precast concrete beam 3, its left end extend right precast concrete beam forms connecting portion 6, and its right-hand member is connected with stretch-draw end ground tackle (not shown) in being preset in right precast concrete beam; The connecting portion 6 of the delayed bonding prestressed tendon in the connecting portion 5 of the delayed bonding prestressed tendon of a left side in the precast concrete beam and the right precast concrete beam is positioned at the node place and is connected by connector 7, and precast concrete column 1, left precast concrete beam 2 and right precast concrete beam 3 are linked into an integrated entity by the pea gravel concreten of pouring into a mould 8 at position of joints.
Be laid with top reinforcement 9 and lower floor's reinforcing bar 10 in the precast concrete beam 2 of a left side, the right-hand member that top reinforcement 9 extends left precast concrete beam forms
The right-hand member that shape connecting portion 11, lower floor's reinforcing bar extend left precast concrete beam forms
Shape connecting portion 12; Be laid with top reinforcement 13 and lower floor's reinforcing bar 14 in the right precast concrete beam 3, the left end that top reinforcement 13 extends right precast concrete beam forms
The right-hand member that shape connecting portion 15, lower floor's reinforcing bar 14 extend left precast concrete beam forms
Shape connecting portion 16,
Shape connecting portion 11,
Shape connecting portion 12,
Shape connecting portion 15 Hes
Shape connecting portion 16 is positioned at position of joints.
Claims (2)
1. retard-bonded prestressed prefabricated integral frame joint system, it comprises: precast concrete column, left precast concrete beam and right precast concrete beam; It is characterized in that, be preset with main muscle in the described precast concrete column, described precast concrete column only is made up of main muscle at position of joints, be laid with delayed bonding prestressed tendon respectively in described left precast concrete beam and the right precast concrete beam, delayed bonding prestressed tendon in the described left precast concrete beam, the right-hand member that its right-hand member extends described left precast concrete beam forms connecting portion, and its left end is connected with stretch-draw end ground tackle in being preset in described left precast concrete beam; The left end that delayed bonding prestressed tendon in the described right precast concrete beam, its left end extend described right precast concrete beam forms connecting portion, and its right-hand member is connected with stretch-draw end ground tackle in being preset in described right precast concrete beam; The connecting portion of the delayed bonding prestressed tendon in the connecting portion of the delayed bonding prestressed tendon in the described left precast concrete beam and the described right precast concrete beam is connected in the node place and by connector, and described precast concrete column, left precast concrete beam and right precast concrete beam link into an integrated entity at the pea gravel concreten of position of joints by cast.
2. retard-bonded prestressed prefabricated integral frame joint system according to claim 1 is characterized in that, is laid with top reinforcement and lower floor's reinforcing bar in the described left precast concrete beam, and the right-hand member that described top reinforcement extends described left precast concrete beam forms
The right-hand member that shape connecting portion, described lower floor reinforcing bar extend described left precast concrete beam forms
The shape connecting portion; Be laid with top reinforcement and lower floor's reinforcing bar in the described right precast concrete beam, the left end that described top reinforcement extends described right precast concrete beam forms
The right-hand member that shape connecting portion, described lower floor reinforcing bar extend described left precast concrete beam forms
The shape connecting portion, described
The shape connecting portion,
The shape connecting portion,
The shape connecting portion and
The shape connecting portion is in position of joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202206183U CN201581496U (en) | 2009-10-30 | 2009-10-30 | Retard-bonded prestressed assembling integral frame node system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202206183U CN201581496U (en) | 2009-10-30 | 2009-10-30 | Retard-bonded prestressed assembling integral frame node system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201581496U true CN201581496U (en) | 2010-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202206183U Expired - Lifetime CN201581496U (en) | 2009-10-30 | 2009-10-30 | Retard-bonded prestressed assembling integral frame node system |
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| CN (1) | CN201581496U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561591A (en) * | 2012-02-20 | 2012-07-11 | 同济大学 | Retarded adhesive prestressed steel reinforced concrete beam |
| CN104992739A (en) * | 2015-06-17 | 2015-10-21 | 严瑾 | Containment unit, containment and construction method of containment |
-
2009
- 2009-10-30 CN CN2009202206183U patent/CN201581496U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561591A (en) * | 2012-02-20 | 2012-07-11 | 同济大学 | Retarded adhesive prestressed steel reinforced concrete beam |
| CN104992739A (en) * | 2015-06-17 | 2015-10-21 | 严瑾 | Containment unit, containment and construction method of containment |
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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 |
Granted publication date: 20100915 Effective date of abandoning: 20091030 |