CN108867854A - Reinforced concrete frame and its construction method - Google Patents
Reinforced concrete frame and its construction method Download PDFInfo
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- CN108867854A CN108867854A CN201810908189.2A CN201810908189A CN108867854A CN 108867854 A CN108867854 A CN 108867854A CN 201810908189 A CN201810908189 A CN 201810908189A CN 108867854 A CN108867854 A CN 108867854A
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- reinforced concrete
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 89
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000005192 partition Methods 0.000 claims abstract description 113
- 239000004567 concrete Substances 0.000 claims abstract description 68
- 210000003205 muscle Anatomy 0.000 claims description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 27
- 239000010959 steel Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 17
- 238000005266 casting Methods 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 12
- 230000002787 reinforcement Effects 0.000 claims description 9
- 230000035939 shock Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 23
- 239000004033 plastic Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000002689 soil Substances 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 230000008602 contraction Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/19—Three-dimensional framework structures
- E04B1/1903—Connecting nodes specially adapted therefor
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/19—Three-dimensional framework structures
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a kind of reinforced concrete frame and its construction methods, the frame includes reinforced column, at least two rc-frame-beams, at least one piece of reinforced concrete floor and at least two pieces of partitions, each rc-frame-beam is connect in beam-ends with the reinforced column, each reinforced concrete floor is all connected between two adjacent rc-frame-beams, each partition is located inside the beam-ends of each rc-frame-beam, the partition is used to for the concrete for being located at the beam-ends being separated along the oneself height direction of the rc-frame-beam.Reinforced concrete frame provided in an embodiment of the present invention and its construction method, the concrete separating of beam-ends is come using partition, so as to reduce influence of the reinforced concrete floor for the strength and stiffness of rc-frame-beam, the earth-quake resistant mechanism for really realizing " strong column and weak beam ", improves the whole shock resistance of frame.
Description
Technical field
The present invention relates to the technical field of structural engineering in civil engineering, and in particular to a kind of reinforced concrete frame and its
Construction method.
Background technique
China is earthquake-prone countries, and earthquake disaster can bring huge disaster to society, cause a large amount of casualties and
The loss of social materialss wealth.How to improve the anti-seismic performance of building structure and reduces damage of the building in earthquake or fall
Collapsing is the important topic of earthquake disaster mitigation.
Currently, three levels that China's earthquake resistant code proposes " small earthquakes are not bad, medium ones can be repaired, and large ones cannot fall " are set up defences requirement.
For the target of setting up defences for guaranteeing cast-in-place concrete frame structure " no collapsing with strong earthquake ", current specifications proposes the design of " strong column and weak beam "
Criterion.The criterion mainly by reasonable section selection, to the group resultant bending moment of column section multiplied by enhancement coefficient and a series of constructions
Measure, to guarantee that plastic hinge primarily occur ins beam-ends, seismic energy is discharged by beam, to avoid column when earthquake occurs
There is plastic hinge and causes bigger harm in end.
However, being found according to the seimic disaster census in actual seismic, many frame structures are resisted while in accordance with mentioned above principle
Shake design, still has more styletable plastic hinge occur, forms the failure mechanism of " the weak column of brutal ".Cause this failure mode
The reason of it is very much, wherein very important one side is：When pressing current Chinese code of practice design framework structure, beam is only accounted for
Anti-bending bearing capacity does not account for the additional bending resistance that reinforcing bar provides in floor near bean column node；And another aspect floor with
Beam, column constitute space structure, and the effect of contraction that floor deforms beam can improve the rigidity of beam to a certain extent, slow down beam
Plastic hinge is formed, so as to cause in earthquake, plastic hinge has first occurred at styletable.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of reinforced concrete frame and its construction methods, can effectively weaken
Influence of the floor to the rigidity and intensity of beam, to realize the failure mechanism of " strong column and weak beam " under geological process.
In order to solve the above technical problems, in a first aspect, the embodiment of the invention provides a kind of reinforced concrete frames, including
Reinforced column, at least two rc-frame-beams, at least one piece of reinforced concrete floor and at least two pieces of partitions,
Each rc-frame-beam is connect in beam-ends with the reinforced column, and each reinforced concrete floor is all connected with
Between two adjacent rc-frame-beams, each partition is located at each rc-frame-beam
The beam-ends inside, the partition for will be located at the beam-ends concrete along the rc-frame-beam itself
Short transverse is separated.
As an alternative embodiment, the partition is located at the steel in the embodiment of first aspect present invention
The bottom surface of bar concrete floor, and the top surface of the partition is flush to the bottom surface of the reinforced concrete floor or lower than the steel
The bottom surface of bar concrete floor is arranged.
Wherein, the reinforced beam for being connected to reinforced column can be two, three, four or more,
" L " font, T-shaped or " ten " font can be intersected.
Wherein, the reinforced concrete floor is equipped between two rc-frame-beams of arbitrary neighborhood.
As an alternative embodiment, each partition is respectively from it in the embodiment of first aspect present invention
The end of the rc-frame-beam at place is extended to the middle part of the rc-frame-beam.
As an alternative embodiment, the partition is in the reinforcing bar in the embodiment of first aspect present invention
Development length in concrete frame beam is 1.5hb~2hb, the width of the partition is b-2ac；
Wherein, hb, b be respectively the rc-frame-beam depth of section and cross-sectional width, acIt is mixed for the reinforcing bar
The thickness of concrete cover of vertical muscle inside solidifying soil Vierendeel girder.
As an alternative embodiment, in the embodiment of first aspect present invention, the reinforced concrete frame
Beam includes set on its internal vertical muscle, and the vertical muscle positioned at the rc-frame-beam top surface is within the scope of the beam-ends
Above the partition or it is bent to below the partition.
As an alternative embodiment, in the embodiment of first aspect present invention, this be bent to be located at it is described every
The bending angle of the vertical muscle below plate is a, wherein a≤1/6 tan.
As an alternative embodiment, in the embodiment of first aspect present invention, the partition and the reinforcing bar
Concrete frame beam formed by integrally casting.
As an alternative embodiment, in the embodiment of first aspect present invention, the partition be plank sheathing or
Cystosepiment.
Second aspect, the embodiment of the invention also provides a kind of construction method of reinforced concrete frame, this method includes：
Install the template of beam and floor；
Partition branch is set to the predeterminated position of the steel reinforcement cage of rc-frame-beam；
The steel reinforcement cage and the partition are put into togerther in beam forms, and in binding floor steel in the template of the floor
After muscle, casting concrete；
After concrete generation, the template of the beam forms and the floor is removed, to form the reinforced concrete
Native Vierendeel girder and the floor.
As an alternative embodiment, in the embodiment of second aspect of the present invention,
Before the template for installing beam and floor the step of, the method also includes following steps：
The painted concrete release agent on the partition；
The partition for being painted with the concrete parting agent is dried.
As an alternative embodiment, in the embodiment of second aspect of the present invention, including reinforced column, extremely
Few two rc-frame-beams, at least one piece of reinforced concrete floor and at least two pieces of partitions, each reinforced concrete
Native Vierendeel girder is connect in beam-ends with the reinforced column, and each reinforced concrete floor is all connected to two adjacent institutes
It states between rc-frame-beam, each partition is located in the beam-ends of each rc-frame-beam
Portion, the partition are carried out for that will be located at the concrete of the beam-ends along the oneself height direction of the rc-frame-beam
Separate.
As an alternative embodiment, the partition is located at the steel in the embodiment of second aspect of the present invention
The bottom surface of bar concrete floor, and the top surface of the partition is flush to the bottom surface of the reinforced concrete floor or lower than the steel
The bottom surface of bar concrete floor is arranged.
As an alternative embodiment, each partition is respectively from it in the embodiment of second aspect of the present invention
The end of the rc-frame-beam at place is extended to the middle part of the rc-frame-beam.
As an alternative embodiment, the partition is in the reinforcing bar in the embodiment of second aspect of the present invention
Development length in concrete frame beam is 1.5hb~2hb, the width of the partition is b-2ac；
Wherein, hb, b be respectively the rc-frame-beam depth of section and cross-sectional width, acIt is mixed for the reinforcing bar
The thickness of concrete cover of vertical muscle inside solidifying soil Vierendeel girder.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the reinforced concrete frame
Beam includes set on its internal vertical muscle, and the vertical muscle positioned at the rc-frame-beam top surface is within the scope of the beam-ends
Above the partition or it is bent to below the partition.
As an alternative embodiment, in the embodiment of second aspect of the present invention, this be bent to be located at it is described every
The bending angle of the vertical muscle below plate is a, wherein a≤1/6 tan.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the partition and the reinforcing bar
Concrete frame beam formed by integrally casting.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the partition be plank sheathing or
Cystosepiment.
Compared with prior art, of the invention used technical solution has the beneficial effect that：
Reinforced concrete frame provided in an embodiment of the present invention, by rc-frame-beam and reinforced column
Partition is set inside the beam-ends of connection, the concrete of beam-ends will be located at along the rc-frame-beam from height using partition
Degree direction is separated, so that the reinforced concrete floor and rc-frame-beam above partition are located under partition
The inner concrete separation of side, so as to decrease or even eliminate reinforced concrete floor for the beam of rc-frame-beam
The influence of strength and stiffness at end, and then realize when earthquake occurs, under geological process, the company of rc-frame-beam
It connects end and plastic hinge first occurs, really realize the earth-quake resistant mechanism of " strong column and weak beam ", improve the whole shock resistance of frame.
In addition, this method is used partition the embodiment of the invention provides a kind of construction method of reinforced concrete frame
With rc-frame-beam formed by integrally casting, construction method is simple, is conducive to save the construction period.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the reinforced concrete frame that the embodiment of the present invention one provides；
Fig. 2 is the internal cross section figure of Fig. 1；
Fig. 3 is the inside steel bar arrangement figure for the rc-frame-beam that the embodiment of the present invention one provides；
Fig. 4 is the internal cross section figure of reinforced concrete frame provided by Embodiment 2 of the present invention；
Fig. 5 is the inside steel bar arrangement figure of rc-frame-beam provided by Embodiment 2 of the present invention；
Fig. 6 is the flow chart of the construction method for the reinforced concrete frame that the embodiment of the present invention three provides.
Specific embodiment
In the present invention, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or
Positional relationship.These terms are not intended to limit indicated dress primarily to better describe the present invention and embodiment
Set, element or component must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected " shall be understood in a broad sense.For example, it may be solid
Fixed connection, is detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be directly connected, either
It indirectly connected through an intermediary, or is two connections internal between device, element or component.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In addition, term " first ", " second " etc. are mainly used for distinguishing different devices, element or component (specifically
Type and construction may it is identical may also be different), be not intended to show or implies meaning showing device, element or component
Relative importance and quantity.Unless otherwise indicated, the meaning of " multiple " is two or more.
Below with reference to by embodiment and attached drawing, further description of the technical solution of the present invention.
Embodiment one
Also referring to Fig. 1 to Fig. 3, the embodiment of the present invention one provides a kind of reinforced concrete frame 100, including reinforcing bar
Concrete column 11, at least two rc-frame-beams 12, at least one piece of reinforced concrete floor 13 and at least two pieces every
Plate 14.Wherein, rc-frame-beam 12 is connect in beam-ends 12a with reinforced column 11, and reinforced concrete floor 13 connects
It is connected between two adjacent rc-frame-beams 12.Each piece of partition 14 is located at corresponding reinforced concrete frame
Inside the beam-ends 12a of beam 12, for oneself height direction of the beam-ends 12a concrete along the rc-frame-beam 12 will to be located at
It is separated.
Wherein, by taking the partition 14 in each beam-ends 12a as an example, the partition 14 is by the concrete separating of beam-ends 12a at upper
It is two layers lower, so that the concrete of beam-ends 12a is separated under the action of partition 14, and then weakens and be connected to beam-ends 12a
Reinforced concrete floor 13 to the effect of contraction of the concrete of beam-ends 12a.
In the present embodiment, which can be cylinder, square column or Special-Shaped Column.The present embodiment is mixed with the reinforcing bar
Earth pillar 11 is coagulated to be illustrated for square column.
In the present embodiment, the quantity of the rc-frame-beam 12 can be two, four or more etc..With the reinforcing bar
Concrete frame beam 12 comes for being four for example, when the rc-frame-beam 12 is four, four reinforcing bars
The beam-ends 12a of concrete frame beam 12 is all connected to same root reinforced column 11, and the steel reinforced concrete frame of arbitrary neighborhood
It sets a roof beam in place and 12 intersects at the reinforced column 11 and form approximate " ten " font.Preferably, each rc-frame-beam 12
It is rectangular beam, is formed between two rc-frame-beams 12 of arbitrary neighborhood for any one block of armored concrete to be arranged
The region of floor 13.
Further, each piece of reinforced concrete floor 13 is located at two reinforced concrete frames of arbitrary neighborhood
In the region formed between beam 12, and each piece of reinforced concrete floor 13 is all connected to two adjacent reinforced concrete frames
Beam 12.Specifically, as shown in Figure 1, the quantity of reinforced concrete floor 13 can be with the quantity phase of rc-frame-beam 12
Match.In addition, the thickness of each piece of reinforced concrete floor 13 may be configured as equal, and set respectively when the reinforced concrete floor 13
When setting in the region of adjacent two rc-frame-beams 12 formation, the top surface of any one piece of reinforced concrete floor 13
It can be flushed with the top surface of other reinforced concrete floors 13.It is, of course, understood that in other embodiments, it is any one
The top surface of block reinforced concrete floor 13 can not be flushed with the top surface of other reinforced concrete floors 13, and, each block of reinforcing bar
The thickness of concrete floor 13 may be alternatively provided as, and adjust depending on specific building structure and construction requirement.
In the present embodiment, which is located inside the beam-ends 12a of the rc-frame-beam 12, and the reinforcing bar is mixed
Solidifying Tulou plate 13 is connected between two adjacent rc-frame-beams 12, therefore, along the rc-frame-beam
In 12 height direction H (such as Fig. 2 is along paper short transverse), which is located at the bottom surface of reinforced concrete floor 13, and every
The top surface of plate 14 can be flushed with the bottom surface of the reinforced concrete floor 13.In this way, which is located just at the steel
The bottom surface of bar concrete floor 13 can effectively weaken the reinforced concrete floor 13 of 14 top of partition to beam-ends in this case
The effect of contraction of the concrete of 12a, to reduce reinforced concrete floor 13 as far as possible to the rigid of rc-frame-beam 12
The contribution of degree and intensity.It is understood that in other embodiments, the top surface of the partition 14 can also be slightly below the reinforced concrete
The bottom surface of Tulou plate 13 is arranged.
It should learn, the effect of the partition 14 inside beam-ends 12a is in order to by the concrete separating of beam-ends 12a
It comes, is not intended to realize distortion to beam-ends 12a, may influence whether the structural strength of beam-ends 12a, but due to this
Influence is weaker, therefore negligible.Therefore, the concrete of beam-ends 12a is separated as long as the partition 14 can be realized.But it answers
Note that the top surface of the partition 14 cannot effectively to weaken reinforced concrete floor 13 to the effect of contraction of the concrete of beam-ends 12a
The bottom surface for deviateing reinforced concrete floor 13 is too many.
Further, the end of the beam-ends 12a of rc-frame-beam 12 of each piece of partition 14 from where it to this
The middle part of rc-frame-beam 12 is extended.That is, one end end of the partition 14 and the end of beam-ends 12a are neat
It is flat, that is, one end end of the partition 14 is also connected to 11 edge of reinforced column.The other end of the partition 14 is mixed to the reinforcing bar
The middle part of solidifying soil Vierendeel girder 12 extends, and development length of the partition 14 in rc-frame-beam 12 can be 1.5hb~2hb。
Wherein, hbFor the depth of section of the rc-frame-beam 12.The partition 14 is limited in rc-frame-beam 12
The purpose of development length to be due to the main function of partition 14 be weakens reinforced concrete floor 13 for the coagulation of beam-ends 12a
The effect of contraction of soil, so that the beam-ends 12a of rc-frame-beam 12 can generate larger change under geological process
There is plastic hinge in shape, and reinforced column 11 is avoided to occur plastic hinge first.Therefore, the partition 14 is in reinforced concrete frame
Development length in beam 12 is without too long, as long as the concrete separating of beam-ends 12a can be come by meeting.
Further, the width of the partition 14 can be b-2ac, the thickness of the partition 14 can be 10~30mm, and wherein b is
The cross-sectional width of the rc-frame-beam 12, acFor the concrete of the vertical muscle inside the rc-frame-beam 12
Protective layer thickness.Preferably, the thickness of the partition 14 can be 10mm, 15mm, 20mm, 25mm, 30mm etc..Due to the partition 14
Thickness is smaller, and therefore, partition 14 is also less in 12 inside the space occupied of rc-frame-beam, thus steel reinforced concrete frame
The concrete lack part set a roof beam in place in 12 is also less, therefore, bending resistance of the setting of the partition 14 to rc-frame-beam 12
The influence of bearing capacity and shear-carrying capacity is limited, can be ignored.
In the present embodiment, in order to save the construction period, difficulty of construction is reduced, during actual construction, which can be with
12 formed by integrally casting of rc-frame-beam.That is, at the scene pouring reinforcement concrete Vierendeel girder 12 when, can be by partition 14
It is placed in the template of rc-frame-beam 12, then casting concrete again, the partition 14 is i.e. mixed positioned at reinforcing bar after molding
The inside of solidifying soil Vierendeel girder 12.
Further, in order to which the bonding for reducing partition 14 and concrete in formed by integrally casting can incite somebody to action during actual construction
Before partition 14 is placed in the template of rc-frame-beam 12, in the external coating concrete parting agent of partition 14.
In addition, be effect of contraction of effective weakening reinforced concrete floor 13 to the concrete of beam-ends 12a, the partition 14
Plank sheathing or other low-strength boards can be selected, concretely polystyrene foam plate.
In the present embodiment, which further includes (including being set to interior set on its internal reinforcing bar 12b
The vertical muscle and stirrup in portion), it should it learns, although being provided with partition 14, not shadow in rc-frame-beam 12
Ring the setting of inner steel bar 12b, that is to say, that the way of the reinforcing bar 12b inside the rc-frame-beam 12 can be selected
Traditional method.That is, be directly placed into after the completion of reinforcing bar 12b binding in the template of rc-frame-beam 12, and this
When, it is located at the top of partition 14 within the scope of beam-ends 12a positioned at the vertical muscle of 12 top surface of rc-frame-beam.
Wherein, the vertical muscle of muscle, beam bottom is indulged and positioned at Vierendeel girder periphery due to being provided with back in rc-frame-beam
Therefore stirrup should refer to positioned at the vertical muscle of 12 top surface of rc-frame-beam set on the vertical of rc-frame-beam top surface
Muscle.
And beam-ends range refers to that portion direction extends thereto and development length is from the end of rc-frame-beam
1.5hb~2hbThis part range.
The reinforced concrete frame 100 that the embodiment of the present invention one provides, passes through the beam-ends in rc-frame-beam 12
Partition 14 is set in 12a, and the top surface of partition 14 is made to be flush to or almost be flush to the bottom surface of reinforced concrete floor 13, from
And the concrete separating inside beam-ends 12a is come using partition 14, and then weaken reinforced concrete floor 13 to beam-ends 12a
Concrete effect of contraction, decrease or even eliminate at the position beam-ends 12a, reinforced concrete floor 13 is to steel reinforced concrete frame
Set a roof beam in place 12 strength and stiffness influence, and then realize in geological process, guide the plastic hinge under geological process mixed in reinforcing bar
The beam-ends 12a of solidifying soil Vierendeel girder 12 occurs, and forms beam and cuts with scissors surrender mechanism.
Embodiment two
Referring to Figure 4 together and Fig. 5, showing for another reinforced concrete frame 200 provided by Embodiment 2 of the present invention
It is intended to.Another kind reinforced concrete frame 200 provided by Embodiment 2 of the present invention and the reinforcing bar that the embodiment of the present invention one provides are mixed
Solidifying soil frame 100 the difference is that：
The rc-frame-beam 12 includes the vertical muscle 12c set on its inside, and is located at rc-frame-beam 12
The vertical muscle 12c of top surface is in beam-ends range inner bending to the lower section for being located at the partition 14.Specifically, as shown in figure 4, it is mixed positioned at reinforcing bar
When the vertical muscle of 12 top surface of solidifying soil Vierendeel girder is bent to positioned at 14 lower section of partition, bending segment extends to reinforced concrete frame
In column.Specifically, during actual construction, which can be common vertical muscle, then according to the development length of partition 14,
It is marked on vertical muscle 12c, and starts to bend at the position of label, be located at 12 top surface of rc-frame-beam to realize
Vertical muscle be bent to positioned at the lower section of partition 14.In this way, which still can be selected traditional vertical muscle, only apply
Working hour has carried out simple bending process, either produces new vertical muscle without extra purchase, is conducive to control construction
Cost.
Further, as shown in figure 4, the vertical muscle 12c for being bent to positioned at 14 lower section of partition forms a bending angle
A, wherein a≤1/6 tan.By limiting the size of the bending angle a for being bent to the vertical muscle 12c positioned at 14 lower section of partition, make
The bearing capacity for obtaining beam is unlikely to mutate, and component is avoided to form apparent weak part.
Reinforced concrete frame 100 provided by Embodiment 2 of the present invention is located at rc-frame-beam 12 by setting
Vertical muscle at top surface is bent to below partition, so as to utilize partition 14, will be located inside rc-frame-beam 12
Vertical muscle 12c is also separated, so that floor and rc-frame-beam not only concrete parts but also reinforcing bar part
More thorough separation is also achieved, this will further impair floor to the booster action of load bearing beam power.
Embodiment three
Referring to Fig. 6, the embodiment of the present invention three provides a kind of construction method of reinforced concrete frame, wherein the steel
Reinforced concrete frame can be no longer superfluous for the structure such as above-described embodiment one either such as structure of above-described embodiment two, the present invention
It states.The construction method includes：
301, the template of beam and floor is installed.
Wherein, the template of the beam and floor can be plank sheathing.
302, partition branch is set to the predeterminated position of the steel reinforcement cage of rc-frame-beam.
In the present embodiment, before partition branch is set to the predeterminated position of the steel reinforcement cage, first banding steel cage is answered, and really
The development length of the partition is set, the predeterminated position of partition is then set on the steel reinforcement cage, then partition branch is set to reinforcing bar
In the predeterminated position of cage.
Using aforesaid way, it can be achieved that partition has been determined in advance in the position of the inside of rc-frame-beam, thus
After the completion of ensuring to pour, partition can be located at the beam-ends position of rc-frame-beam.
303, steel reinforcement cage and partition are put into togerther in beam forms, and after binding floor bar in the template of floor, poured
Build concrete.
Wherein, the purpose of casting concrete is in order to form rc-frame-beam in beam forms, and in floor
Template in formed floor so that partition can with rc-frame-beam formed by integrally casting, reduce working procedure, save
Construction period.
Further, before partition is put into beam forms, in order to reduce the bonding of partition and concrete, the construction party
Method can also include the steps of：
3031, the painted concrete release agent on partition.
Specifically, in painted concrete release agent on partition, it should be ensured that be uniformly painted with this on each surface of partition
Concrete parting agent, thus when avoiding subsequent casting concrete, concrete the case where being bonded on each surface of partition,
Floor area concrete and the separation of beam region concrete are more effective, are more advantageous to and weaken floor to the booster action of beam.
3032, the partition for being painted with concrete parting agent is dried.
304, after concrete generation, the template of beam forms and floor is removed, to form rc-frame-beam and building
Plate.
A kind of construction method for reinforced concrete frame that the embodiment of the present invention three provides, this method are used partition and steel
Reinforced concrete Vierendeel girder formed by integrally casting, construction method is simple, is conducive to save the construction period.
Reinforced concrete frame disclosed by the embodiments of the present invention and its construction method are described in detail above, herein
In apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to sides
Assistant solves the core concept of reinforced concrete frame and its construction method of the invention；Meanwhile for the general technology of this field
Personnel, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this theory
Bright book content should not be construed as limiting the invention.
Claims (10)
1. a kind of reinforced concrete frame, which is characterized in that including reinforced column, at least two reinforced concrete frames
Beam, at least one piece of reinforced concrete floor and at least two pieces of partitions, each rc-frame-beam beam-ends with it is described
Reinforced column connection, each reinforced concrete floor be all connected to two adjacent rc-frame-beams it
Between, each partition is located inside the beam-ends of each rc-frame-beam, and the partition will be for that will be located at
The concrete of the beam-ends is separated along the oneself height direction of the rc-frame-beam.
2. reinforced concrete frame according to claim 1, which is characterized in that the partition is located at the armored concrete
The bottom surface of floor, and the top surface of the partition is flush to the bottom surface of the reinforced concrete floor or lower than the armored concrete
The bottom surface of floor is arranged.
3. reinforced concrete frame according to claim 1, which is characterized in that each partition institute from where it respectively
The end for stating rc-frame-beam is extended to the middle part of the rc-frame-beam.
4. reinforced concrete frame according to claim 3, which is characterized in that the partition is in the steel reinforced concrete frame
Development length in setting a roof beam in place is 1.5hb~2hb, the width of the partition is b-2ac；
Wherein, hb, b be respectively the rc-frame-beam depth of section and cross-sectional width, acFor the armored concrete
The thickness of concrete cover of vertical muscle inside Vierendeel girder.
5. reinforced concrete frame according to any one of claims 1 to 4, which is characterized in that the steel reinforced concrete frame
It sets a roof beam in place including being set to its internal vertical muscle, the vertical muscle positioned at the rc-frame-beam top surface is in the beam-ends range
It is interior to be located above the partition or be bent to below the partition.
6. reinforced concrete frame according to claim 5, which is characterized in that this is bent to below the partition
The bending angle of the vertical muscle is a, wherein a≤1/6 tan.
7. reinforced concrete frame according to any one of claims 1 to 4, which is characterized in that the partition and the steel
Reinforced concrete Vierendeel girder formed by integrally casting.
8. reinforced concrete frame according to any one of claims 1 to 4, which is characterized in that the partition is plank sheathing
Or cystosepiment.
9. a kind of construction method of reinforced concrete frame as claimed in any one of claims 1 to 8, which is characterized in that described
Method includes the following steps：
Install the template of beam and floor；
Partition branch is set to the predeterminated position of the steel reinforcement cage of rc-frame-beam；
The steel reinforcement cage and the partition are put into togerther in beam forms, and in binding floor bar in the template of the floor
Afterwards, casting concrete；
After concrete generation, the template of the beam forms and the floor is removed, to form the steel reinforced concrete frame
It sets a roof beam in place and the floor.
10. according to the method described in claim 9, it is characterized in that, before the template for installing beam and floor the step of,
The method also includes following steps：
The painted concrete release agent on the partition；
The partition for being painted with the concrete parting agent is dried.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111411689A (en) * | 2020-04-01 | 2020-07-14 | 陈贞全 | Frame structure for preventing cast-in-place floor slab from improving bending resistance of frame beam |
| CN111411688A (en) * | 2020-04-01 | 2020-07-14 | 陈贞全 | Reinforced concrete frame structure |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614042A (en) * | 2009-07-27 | 2009-12-30 | 邱明兵 | The control plastic hinge brings out existing anti-seismic construction measure at Vierendeel girder |
| CN101691783A (en) * | 2009-10-09 | 2010-04-07 | 马文旭 | Reinforced concrete structure or steel-concrete combined structure system |
| CN102433932A (en) * | 2011-09-28 | 2012-05-02 | 尹钢 | Dog-bone type concrete frame beam |
| CN103074941A (en) * | 2012-12-24 | 2013-05-01 | 北京工业大学 | Assembly type recycled concrete node with steel bar truss girders at end parts and manufacturing method thereof |
| CN103924729A (en) * | 2014-04-11 | 2014-07-16 | 北京工业大学 | Reinforced concrete beam with partial non-adhesive ends and preparation method thereof |
| CN204551893U (en) * | 2015-01-28 | 2015-08-12 | 清华大学 | Rc-frame-beam structure |
| CN106522381A (en) * | 2016-10-25 | 2017-03-22 | 华南理工大学 | Joint connection of regeneration cubage concrete combination beam-column and construction method thereof |
| CN207646865U (en) * | 2017-10-30 | 2018-07-24 | 中南建筑设计院股份有限公司 | A kind of reinforced concrete frame structure |
| CN208815670U (en) * | 2018-08-10 | 2019-05-03 | 深圳市建筑设计研究总院有限公司 | A kind of reinforced concrete frame |
-
2018
- 2018-08-10 CN CN201810908189.2A patent/CN108867854A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614042A (en) * | 2009-07-27 | 2009-12-30 | 邱明兵 | The control plastic hinge brings out existing anti-seismic construction measure at Vierendeel girder |
| CN101691783A (en) * | 2009-10-09 | 2010-04-07 | 马文旭 | Reinforced concrete structure or steel-concrete combined structure system |
| CN102433932A (en) * | 2011-09-28 | 2012-05-02 | 尹钢 | Dog-bone type concrete frame beam |
| CN103074941A (en) * | 2012-12-24 | 2013-05-01 | 北京工业大学 | Assembly type recycled concrete node with steel bar truss girders at end parts and manufacturing method thereof |
| CN103924729A (en) * | 2014-04-11 | 2014-07-16 | 北京工业大学 | Reinforced concrete beam with partial non-adhesive ends and preparation method thereof |
| CN204551893U (en) * | 2015-01-28 | 2015-08-12 | 清华大学 | Rc-frame-beam structure |
| CN106522381A (en) * | 2016-10-25 | 2017-03-22 | 华南理工大学 | Joint connection of regeneration cubage concrete combination beam-column and construction method thereof |
| CN207646865U (en) * | 2017-10-30 | 2018-07-24 | 中南建筑设计院股份有限公司 | A kind of reinforced concrete frame structure |
| CN208815670U (en) * | 2018-08-10 | 2019-05-03 | 深圳市建筑设计研究总院有限公司 | A kind of reinforced concrete frame |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111411689A (en) * | 2020-04-01 | 2020-07-14 | 陈贞全 | Frame structure for preventing cast-in-place floor slab from improving bending resistance of frame beam |
| CN111411688A (en) * | 2020-04-01 | 2020-07-14 | 陈贞全 | Reinforced concrete frame structure |
| CN111411689B (en) * | 2020-04-01 | 2021-06-04 | 山东黄河建工有限公司 | Reinforced concrete frame structure |
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