CN108842962A - A kind of assembly concrete beam connection structure - Google Patents
A kind of assembly concrete beam connection structure Download PDFInfo
- Publication number
- CN108842962A CN108842962A CN201811043925.9A CN201811043925A CN108842962A CN 108842962 A CN108842962 A CN 108842962A CN 201811043925 A CN201811043925 A CN 201811043925A CN 108842962 A CN108842962 A CN 108842962A
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- China
- Prior art keywords
- reinforcing bar
- overlap joint
- bar
- joint reinforcing
- shaped
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
Abstract
The present invention provides a kind of assembly concrete beam connection structures, both the connection being applicable between Liang Yuzhu, it can be used for the connection between girder and secondary beam again, it is included in beam-ends and reserves U-shaped overlap joint reinforcing bar, it is reserved in column or girder or the live annular put overlaps reinforcing bar, joint bar, rear pouring concrete three parts composition.The present invention utilizes U-shaped overlap joint reinforcing bar and annular overlap joint reinforcing bar, the lap of splice of reinforcing bar can be reduced, in addition joint bar is recycled to be substantially shorter the lap of splice under the conditions of identical carrying, the present invention both ensure that the stress reliability of connection, while have the characteristics that construction and installation are easy, design standard degree is high, economical and efficient.
Description
Technical field
The present invention relates to a kind of connection structure, in particular to a kind of assembly concrete beam connection structure.
Background technique
It is well known that concrete frame structure is a kind of structural system common in current prefabricated concrete structure.This
Kind fabricated construction system mainly includes the main prefabricated components such as precast beam, prefabricated post, laminated floor slab, mainly pre- using factory
The mode of pouring concrete is built behind system, in-site installation, junction.
The process that this construction process saves live formwork and part assembling reinforcement, improves construction efficiency, saves
Manpower is the embodiment of building industrialization production method.However, a building can not be whole pre- due to producing, transporting etc.
System, the components such as beam, column still need to carry out it is prefabricated, in order to make precast beam that can bear the effect of structure stress after construction, just
It must assure that the discontinuous reinforcing bar energy effective force in precast beam.
Therefore it needs a kind of not only can guarantee to connect reinforcing bar effective force, but also can be reduced lapped length of steel bar, meanwhile, and energy side
Just the connection structure for the beams of concrete for designing and constructing.
Summary of the invention
The purpose of the present invention is to provide a kind of assembly concrete beam connection structures, exist in the prior art to solve
Construction trouble, be related to the problems such as difficulty.
In view of this, the present invention provides a kind of assembly concrete beam connection structure, including stressed member, force transferring part,
More root cutting muscle and rear pouring concrete, the force transferring part are provided with more in the end face close to the stressed member and are arranged in parallel
U-shaped overlap reinforcing bar, the U-shaped overlaps reinforcing bar from being bent to form at rectilinear reinforcement on it two differences to same direction,
There is the U-shaped overlap joint reinforcing bar free margins and two sides two sides connected vertically with the free margins, the U-shaped to take
Two sides for connecing reinforcing bar are embedded in the force transferring part along the direction perpendicular to the force transferring part end face；
The annular overlap joint reinforcing bar for being equipped with more parallel interval settings, the annular overlap joint reinforcing bar are preset in the stressed member
The upper connection with two parallel intervals settings while and both ends when being separately connected described two connections two open sides；Institute
State annular overlap joint reinforcing bar its connect side center along perpendicular to the stressed member extending direction setting it is described by
In power component, and two open sides is made to be exposed to the stressed member two sides；
The free margins of the U-shaped overlap joint reinforcing bar is parallel with the annular overlap joint opening side of reinforcing bar, the annular overlap joint steel
The opening side of muscle is set in the gap between the two neighboring U-shaped overlap joint reinforcing bar；
The joint bar is used to connect the side of the U-shaped overlap joint reinforcing bar and the connection side of the annular overlap joint reinforcing bar；
By overlapping reinforcing bar and the joint bar and institute in the more U-shapeds between the force transferring part and the stressed member
State more annular overlap joint reinforcing bars junctions pour it is described after pouring concrete connection it is integral.
Optionally, opening for an annular overlap joint reinforcing bar is at least set in the gap of the adjacent two U-shaped reserved steel bars
Put side.
Optionally, the quantity of the joint bar is more, and the every joint bar connects close to the free margins or the open side
Connect the side of the U-shaped overlap joint reinforcing bar and the connection side of the annular overlap joint reinforcing bar.
Optionally, the side for extending perpendicularly to the U-shaped overlap joint reinforcing bar of the joint bar and the annular overlap joint steel
The connection side of muscle.
Optionally, the length of the joint bar is equal to vertical with the stressed member extending direction in the force transferring part end face
Side length, or the length of the side parallel with the stressed member extending direction equal in the force transferring part end face
Degree.
Optionally, the stressed member is column, and the force transferring part is beam.
Optionally, the stressed member can be also girder, and the force transferring part can also be secondary beam.
Optionally, the turning of two bending places of the U-shaped overlap joint reinforcing bar is 90 degree.
Optionally, the stressed member has the more pre-buried steels for extending along direction and being embedded to the end face close to its end face
The connection side of muscle, the annular overlap joint reinforcing bar is placed in the gap between the embedded bar.
Structure provided by the invention had not only been applicable to the connection between Liang Yuzhu, but also the company that can be used between girder and secondary beam
Connect, be included in beam-ends and reserve U-shaped overlap joint reinforcing bar, reserve in column or girder or annular overlap joint reinforcing bar that scene is put, joint bar, after pour
Concrete three parts composition.The present invention can reduce the lap of splice of reinforcing bar, separately using U-shaped overlap joint reinforcing bar and annular overlap joint reinforcing bar
Outer recycling joint bar is substantially shorter the lap of splice under the conditions of identical carrying, and the present invention both ensure that the stress of connection was reliable
Property, while having the characteristics that construction and installation are easy, design standard degree is high, economical and efficient.
Detailed description of the invention
Fig. 1 is the schematic diagram that beam and U-shaped overlap reinforcing bar；
Fig. 2 is the schematic diagram of column and annular overlap joint reinforcing bar；
Fig. 3 is the schematic diagram of girder and annular overlap joint reinforcing bar；
Fig. 4 is the structural schematic diagram after beam column casting concrete；
Fig. 5 is the structural schematic diagram after primary-secondary beam casting concrete；
Fig. 6 is a kind of top view of primary and secondary girder construction；
Fig. 7 is the top view of another primary and secondary girder construction；
Fig. 8 is a kind of left view schematic diagram for primary-secondary beam connection structure that embodiment one provides；
Fig. 9 is a kind of schematic diagram for primary-secondary beam connection structure that embodiment two provides；
Figure 10 is beam column construction connection schematic diagram；
Figure 11 is a kind of primary-secondary beam structure connection diagram that embodiment two provides；
1- beam；10- girder；The annular overlap joint reinforcing bar of 101- girder；11- secondary beam；110-U shape overlaps reinforcing bar；20- column；
The annular overlap joint reinforcing bar of 201- column；Embedded bar in 202- column；30- joint bar；Pouring concrete after 40-.
Specific embodiment
Concrete building board connecting structure proposed by the present invention is made below in conjunction with the drawings and specific embodiments further detailed
Explanation.According to following explanation and claims, advantages and features of the invention will be become apparent from.It should be noted that attached drawing is adopted
With very simplified form and using non-accurate ratio, only to facilitate, lucidly aid in illustrating the embodiment of the present invention
Purpose.
Embodiment one
The present invention provides a kind of assembly concrete beam connection structure, including stressed member, force transferring part, more root cutting muscle and
Pouring concrete afterwards, the force transferring part are provided with more U-shaped overlap joints disposed in parallel in the end face close to the stressed member
Reinforcing bar, the U-shaped overlap reinforcing bar from being bent to form at rectilinear reinforcement on it two differences to same direction, and the U-shaped is taken
Connect reinforcing bar with a free margins and with the free margins two sides connected vertically, two sides of U-shaped overlap joint reinforcing bar
Edge is embedded in the force transferring part perpendicular to the direction of the force transferring part end face, the free margins of the U-shaped overlap joint reinforcing bar
The force transferring part is exposed to close to the outside of the end face of the stressed member side with the side of part two；
The annular overlap joint reinforcing bar for being equipped with more parallel interval settings, the annular overlap joint reinforcing bar are preset in the stressed member
The upper connection with two parallel intervals settings while and both ends when being separately connected described two connections two open sides；
The annular overlap joint reinforcing bar is arranged along the extending direction perpendicular to the stressed member described in the center that it connects side
In stressed member, and two open sides is made to be exposed to the stressed member two sides；
The free margins of the U-shaped overlap joint reinforcing bar is parallel with the annular overlap joint opening side of reinforcing bar, the annular overlap joint steel
The opening side of muscle is set in the gap between the two neighboring U-shaped overlap joint reinforcing bar；
The joint bar is used to connect the side of the U-shaped overlap joint reinforcing bar and the connection side of the annular overlap joint reinforcing bar；
By overlapping reinforcing bar and the joint bar and institute in the more U-shapeds between the force transferring part and the stressed member
State more annular overlap joint reinforcing bars junctions pour it is described after pouring concrete connection it is integral.
In practical engineering applications, the stressed member can be column, and the force transferring part can be beam, i.e., proposed by the present invention
Structure can be used for the connecting structure between Liang Yuzhu, as shown in Figures 1 to 5, main including beam 1, the U-shaped being arranged in beam overlap joint
Reinforcing bar 110, column 20, the annular overlap joint reinforcing bar 201 of column, embedded bar 202 and rear pouring concrete 40 in column.The beam 1, column 20
It is prefabricated in the factory；U-shaped overlap joint reinforcing bar 110 in the beam is embedded in the beam 1 close to the end face of the column 20；The U-shaped
Overlapping 110 quantity of reinforcing bar can be more, and the more U-shaped overlap joint reinforcing bars 110 are arranged in parallel on the end surface, the present embodiment
Described in U-shaped overlap reinforcing bar 110 from rectilinear reinforcement at its trisection point to same direction bend support, bending angle 90
Degree；U-shaped overlap joint reinforcing bar has a free end, and the U-shaped overlap joint reinforcing bar 110 is placed and described perpendicular to the end face of the beam 1
Free end is parallel with the side of the beam 1.
The annular overlap joint reinforcing bar 201 of the column can be arranged in the top position of the column 20 along its center, described
The annular overlap joint reinforcing bar 201 of column is in rectangle, the embedded bar 202 of the annular overlap joint reinforcing bar 201 of the column passed through in the column
Between gap, for the annular overlap joint reinforcing bar 201 of the column there are two free margins, two free margins are exposed to outside.
When beam 1 is connect with column 20, the annular overlap joint reinforcing bar of the U-shaped overlap joint reinforcing bar and the column intersects placement, in institute
State U-shaped overlap joint reinforcing bar and it is described annular overlap joint reinforcing bar formed rectangular space in place joint bar so that the U-shaped overlap joint reinforcing bar and
The annular overlap joint reinforcing bar is connected, it is preferable that and the joint bar can be allowed to be arranged in four corners of the rectangular space, with
Preferable connection effect is obtained, as shown in Figure 8.Casting concrete 40 makes the beam and cylindricality integral after placement, such as
Shown in Fig. 4.
Optionally, in the construction being applied between Liang Yuzhu, it should be noted that the annular overlap joint reinforcing bar 201 of the column
It can all be arranged in four opposite sides, can also only be arranged in two opposite sides, as shown in Figure 7 and Figure 8, be needed in application
It is selected according to the actual needs of construction site.
Optionally, the length of the bolt reinforcing bar is equal to side vertical with the column extending direction in the beam-ends face
Length, such as joint bar extending direction are first direction, such as horizontal direction；Or it is equal in the beam-ends face and extends with the column
The length of the parallel side in direction, such as joint bar are second direction, and the second direction is vertical with first direction, such as when first
When direction is horizontal, second direction is vertical.
Optionally, the stressed member can also be girder, and the force transferring part can also be secondary beam, i.e., knot proposed by the present invention
Structure applies also for the connection between girder and secondary girder construction, as shown in figure 3, the annular overlap joint reinforcing bar 101 of the girder is arranged
In girder 10, the annular overlap joint reinforcing bar of the girder of annular overlap joint 101 structural texture of reinforcing bar and foregoing description column of the girder
201 is identical.There are two free margins, described two free margins are exposed to outside the girder annular overlap joint reinforcing bar 101 of the girder
Portion, side of the plane perpendicular to 10 extending direction of girder where the annular overlap joint reinforcing bar 101 of the girder, the girder
The quantity of annular overlap joint reinforcing bar 101 can be placed in parallel from each other for the annular overlap joint reinforcing bar 101 of more and more girders.Institute
The structure for stating secondary beam and its U-shaped overlap joint reinforcing bar is identical as the structure of Fig. 1, and the girder can be prefabricated in the factory with secondary beam, scene
When operation, the annular overlap joint reinforcing bar that the U-shaped need to be overlapped to reinforcing bar and the girder intersects placement, and then casting concrete is formed
One entirety, the structure after the completion of pouring are as shown in Figure 5.
Optionally, the U-shaped overlap joint reinforcing bar uses 4 in the present embodiment, and the annular overlap joint reinforcing bar uses 3, needs
It should be noted that the U-shaped reserved steel bar and annular overlap joint reinforcing bar of other quantity can also be used, in practice, inventor has found U
Shape overlaps reinforcing bar and the quantity of annular overlap joint reinforcing bar is more, and the stability of structure is better, but cost has certain mention therewith
Height, therefore to select specific quantity as needed in practical operation.For example, the structure high for certain building requirements can
To use 6 U-shaped overlap joint reinforcing bars, annular overlap joint reinforcing bar uses 7, and 3 U-shapeds can be used in the structure low for certain building requirements
Reinforcing bar is overlapped, annular overlap joint reinforcing bar uses 4, and there are also a lot of other examples, and this will not be repeated here.
It should be noted that the annular overlap joint reinforcing bar is prefabricated inside the stressed member in the present embodiment,
In addition to this it can also prevent outside stressed member, and the connection side of the annular overlap joint reinforcing bar need to be placed on the stress
In gap between the embedded bar of component, and it need to guarantee the direction of annular overlap joint reinforcing bar and the side of U-shaped overlap joint reinforcing bar
To consistent.
It is worth noting that preferably can guarantee when selecting quantity, the quantity of two kinds of reinforcing bars is equal or difference one, this
To be due to the two, which be, intersects and places, if quantity difference is too many, the snap action of extra reinforcing bar is smaller, to generate cost
Waste.The lap of splice of overlap joint reinforcing bar can be shortened using the structure of the present embodiment.
The overlap joint of general reinforcing bar is overlapped by straight line in the conventional technology, relies primarily on the occlusion between concrete and rebar
Power power transmission indirectly, therefore overlap distance can be long, generally requires 1-2 meters or so, using structure proposed by the present invention, utilizes
U-shaped overlaps reinforcing bar, annular overlap joint reinforcing bar and joint bar, can shorten the lap of splice under the conditions of same bearer power, inventor's discovery can
The lap of splice is shortened to 0.5 meter or so, thus reduce after pouring concrete amount, facilitate construction.
Embodiment two
As shown in figure 11, the present embodiment two and the difference of embodiment one are, the U-shaped overlap joint reinforcing bar and annular overlap joint steel
Muscle shape be it is irregular, as shown in figure 11, annular overlap joint reinforcing bar is not rectangular, but parallelogram shape, U-shaped are taken
The turning for connecing reinforcing bar is no longer 90 degree.For example, composition U-shaped overlap joint reinforcing bar rectilinear reinforcement can not thirdly equally divided position bend, can
An irregular U-shaped overlap joint reinforcing bar is bent to form in other positions.There are also a lot of other situations, herein a different citings.
In conclusion structure provided by the invention had not only been applicable to the connection between Liang Yuzhu, but can be used for girder and time
Connection between beam is included in beam-ends and reserves U-shaped overlap joint reinforcing bar, the annular overlap joint steel that reserved or scene is put in column or girder
Muscle, joint bar, rear pouring concrete three parts composition.The present invention can reduce reinforcing bar using U-shaped overlap joint reinforcing bar and annular overlap joint reinforcing bar
In addition the lap of splice recycles joint bar to be substantially shorter the lap of splice under the conditions of identical carrying, the present invention both company of ensure that
The stress reliability connect, while having the characteristics that construction and installation are easy, design standard degree is high, economical and efficient.
It should be noted last that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although ginseng
It is described the invention in detail according to preferred embodiment, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention.
Claims (8)
1. a kind of assembly concrete beam connection structure, which is characterized in that including stressed member, force transferring part, more root cutting muscle and
Pouring concrete afterwards, the force transferring part are provided with more U-shaped overlap joints disposed in parallel in the end face close to the stressed member
Reinforcing bar, the U-shaped overlap reinforcing bar from being bent to form at rectilinear reinforcement on it two differences to same direction, and the U-shaped is taken
Reinforcing bar is connect with a free margins and two sides two sides connected vertically with the free margins, the U-shaped overlaps reinforcing bar
Two sides are embedded in the force transferring part along the direction perpendicular to the force transferring part end face；
The annular overlap joint reinforcing bar for being equipped with more parallel interval settings is preset in the stressed member, is had on the annular overlap joint reinforcing bar
Have the connection of two parallel intervals setting while and both ends when being separately connected described two connections two open sides；The ring
Shape overlaps reinforcing bar and is arranged along the extending direction perpendicular to the stressed member in the forced section in the center that it connects side
In part, and two open sides is made to be exposed to the stressed member two sides；
The free margins of the U-shaped overlap joint reinforcing bar is parallel with the annular overlap joint opening side of reinforcing bar, the annular overlap joint reinforcing bar
Open side is set in the gap between the two neighboring U-shaped overlap joint reinforcing bar；
The joint bar is used to connect the side of the U-shaped overlap joint reinforcing bar and the connection side of the annular overlap joint reinforcing bar；
By overlapping reinforcing bar and the joint bar and described more in the more U-shapeds between the force transferring part and the stressed member
It is integral that the junction of root annular overlap joint reinforcing bar pours the rear pouring concrete connection.
2. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that two adjacent U
The opening side of a piece annular overlap joint reinforcing bar is at least set in the gap of shape reserved steel bar.
3. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that the quantity of the joint bar is
More, the every joint bar close to the free margins or the open side connect U-shaped overlap joint reinforcing bar side and the ring
The connection side of shape overlap joint reinforcing bar.
4. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that the extension side of the joint bar
To the connection side of side and the annular overlap joint reinforcing bar perpendicular to U-shaped overlap joint reinforcing bar.
5. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that the length etc. of the joint bar
The length of the side vertical with the stressed member extending direction in the force transferring part end face, or it is equal to the power transmission portion
The length of the side parallel with the stressed member extending direction in part end face.
6. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that the stressed member is
Column, the force transferring part are beam；Alternatively, the stressed member is girder, the force transferring part is secondary beam.
7. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that the U-shaped overlaps reinforcing bar
Two bending places turning be 90 degree.
8. a kind of assembly concrete beam connection structure as described in claim 1, which is characterized in that the stressed member is close
There are more to extend along the embedded bar that direction is embedded to the end face for its end face, and the connection side of the annular overlap joint reinforcing bar is placed
In gap between the embedded bar.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018211757521 | 2018-07-24 | ||
| CN201821175752 | 2018-07-24 |
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| CN108842962A true CN108842962A (en) | 2018-11-20 |
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| CN201821465017.4U Active CN208918133U (en) | 2018-07-24 | 2018-09-07 | A kind of assembly concrete beam connection structure |
| CN201811043925.9A Pending CN108842962A (en) | 2018-07-24 | 2018-09-07 | A kind of assembly concrete beam connection structure |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821465017.4U Active CN208918133U (en) | 2018-07-24 | 2018-09-07 | A kind of assembly concrete beam connection structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130487A (en) * | 2019-05-24 | 2019-08-16 | 广东中建新型建筑构件有限公司 | A kind of prefabricated primary and secondary beam connecting node and connection method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208918133U (en) * | 2018-07-24 | 2019-05-31 | 浙江大学宁波理工学院 | A kind of assembly concrete beam connection structure |
| CN111764509B (en) * | 2020-06-17 | 2022-07-08 | 江苏华源建筑设计研究院股份有限公司 | Reinforced concrete connecting joint with steel pipe core for prefabricated beam column and connecting method |
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2018
- 2018-09-07 CN CN201821465017.4U patent/CN208918133U/en active Active
- 2018-09-07 CN CN201811043925.9A patent/CN108842962A/en active Pending
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| JP2010037911A (en) * | 2008-08-08 | 2010-02-18 | Shimizu Corp | Joint structure of concrete member end |
| JP2010185181A (en) * | 2009-02-10 | 2010-08-26 | Shimizu Corp | Structure for joining concrete members |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110130487A (en) * | 2019-05-24 | 2019-08-16 | 广东中建新型建筑构件有限公司 | A kind of prefabricated primary and secondary beam connecting node and connection method |
| CN110130487B (en) * | 2019-05-24 | 2024-01-16 | 广东中建新型建筑构件有限公司 | Prefabricated main and secondary beam connecting node and connecting method |
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| CN208918133U (en) | 2019-05-31 |
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