CN203394093U - Fabricated multilayer brick-concrete reinforced structure - Google Patents

Fabricated multilayer brick-concrete reinforced structure Download PDF

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Publication number
CN203394093U
CN203394093U CN201320406829.2U CN201320406829U CN203394093U CN 203394093 U CN203394093 U CN 203394093U CN 201320406829 U CN201320406829 U CN 201320406829U CN 203394093 U CN203394093 U CN 203394093U
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China
Prior art keywords
concrete
constructional column
thin
square steel
brick
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Expired - Fee Related
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CN201320406829.2U
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Chinese (zh)
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董有
鞠树森
赵恩平
谢建明
万兆
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BEIJING AEIDO INTERNATIONAL ENGINEERING TECHNOLOGY Co Ltd
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BEIJING AEIDO INTERNATIONAL ENGINEERING TECHNOLOGY Co Ltd
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Abstract

The utility model relates to a fabricated multilayer brick-concrete reinforced structure and belongs to the technical field of seismic hardening. The fabricated multilayer brick-concrete reinforced structure comprises an original multilayer brick-concrete structure, a thin-wall square steel concrete constructional column, a steel channel ring beam and a steel flat pull rod, wherein the thin-wall square steel concrete constructional column is arranged at an outer longitudinal wall, the outer side of a gable wall and the intersection part of longitudinal and horizontal walls of the original multilayer brick-concrete structure; a constructional column foundation is arranged at the lower part of the thin-wall square steel concrete constructional column; the steel channel ring beam is arranged along the storey height of the thin-wall square steel concrete constructional column; the thin-wall square steel concrete constructional column and the steel channel ring beam are connected together by additionally arranging clapboard support beam bolts; the prestressed steel flat pull rod is arranged on the horizontal wall in the original multilayer brick-concrete structure. According to the fabricated multilayer brick-concrete reinforced structure, the defects of the original reinforcing method are effectively improved, the construction speed is improved, the safety of the structure is increased, and important significance is realized for the further research and practice of the existing brick-concrete structure house seismic hardening, the comprehensive reconstruction of old residences and the improvement of a seismic hardening method.

Description

Assembling layer brick is mixed fixing structure
Technical field
The utility model relates to a kind of assembling layer brick and mixes fixing structure, belongs to seismic hardening technical field.
Background technology
Multistory brick-and-concrete structure house is the primary structure form in China's existing building, accounts for the more than 60 percent of civilian construction.Yet because stock and the connected mode of brick mix structure determined brittleness, deformability is little, poor seismic behavior, in all previous earthquake, earthquake is serious.Therefore, the research of brick mix structure seismic hardening theory and technology is the important topic of current Structural Engineering Subject research.Particularly the current whole nation is implementing old house to carry out Seismic, energy-saving safe comprehensive reformation.In the urgent need to research safety, economy, energy-saving and environmental protection, have the old earthquake-resistance of housing reinforcement means of brick mix structure of obvious social benefits, economic benefit.To improving the anti-seismic performance of structure, guarantee follow-up safe handling, protection the people's lives and property has safely important meaning and engineering using value.
Existing masonry structure house is carried out to seismic hardening, conventionally adopt exterior wall to set up the reinforcement means that reinforced concrete structural column, collar tie beam, interior cross wall add reinforcing pull rod, be commonly called as cluster Shockproof reinforcing method.Through repeatedly earthquake checking, the method is safe and reliable, has significantly improved the ductility of structure, has strengthened the collapse resistant capacity of structure.But the method also exists some problems, complicated such as working procedure, the duration is longer, and situ wet operation is more etc.If with thin wall steel tube concrete constructional column, channel-section steel collar tie beam, band steel pull bar lower-prestressed degree tension reinforcing method (being called for short assembling integrative consolidation technology) for interior cross wall.The shortcoming of effectively having improved former reinforcing method, has improved speed of application, has increased the safety of structure, the comprehensive reformation to the existing brick masonry structure building seismic hardening of further research and practice and old house, and improving improvement Shockproof reinforcing method has very large meaning.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model proposes a kind of assembling layer brick and mix fixing structure, it is a kind of assembling comprehensive strengthening method for multistory brick-and-concrete structure, it adopts exterior wall to set up channel-section steel collar tie beam, thin-walled square steel concrete constructional column, interior cross wall to former multistory brick-and-concrete structure to add band steel pull bar, and with the Shockproof reinforcing method of lower-prestressed degree stretch-draw.
The technical solution of the utility model is as follows:
A kind of assembling layer brick is mixed fixing structure, comprise former multistory brick-and-concrete structure, it is characterized in that: also comprise thin-walled square steel concrete constructional column, channel-section steel collar tie beam and band steel pull bar, described thin-walled square steel concrete constructional column is arranged at former multistory brick-and-concrete structure vertical wall and gable outside and vertical outward, cross wall intersects intersection point place, thin-walled square steel concrete constructional column bottom is provided with constructional column basis, described constructional column basis comprises the concrete base of bottom and the cast-in-situ concrete stub on top, described cast-in-situ concrete stub is connected by constructional column bed bolt with thin-walled square steel concrete constructional column, the former basis of described concrete base and former multistory brick-and-concrete structure connects as one, described thin-walled square steel concrete constructional column is furnished with channel-section steel collar tie beam along floor height, and described thin-walled square steel concrete constructional column and described channel-section steel collar tie beam link together by additional membrane support beam bolt, in former multistory brick-and-concrete structure, on cross wall, be provided with prestressed flat reinforcing pull rod.
Described thin-walled square steel concrete constructional column is to be perfused with pea gravel concrete in rectangular steel tube.
Described channel-section steel collar tie beam is common hot-rolled steel section 16a, and inside is perfused with pea gravel concrete.
Described cast-in-situ concrete stub sectional dimension is 500 * 350mm, and internal configurations has four Φ 16 reinforcing bars.
Described constructional column base plate size is length * wide * thick=300mm * 400mm * 10mm.
Described additional membrane support beam is of a size of length * wide * thick=400mm * 250mm * 8mm.
Described thin-walled square steel concrete constructional column and channel-section steel collar tie beam all with the body of wall anchoring of former multistory brick-and-concrete structure.
In described channel-section steel collar tie beam, be perfused with concrete.
Beneficial effect:
Adopt the utility model not only to accelerate construction speed, shortened the duration, engineering quantity is reduced, and reduced construction costs.Thin-walled square steel concrete constructional column of the present utility model and channel-section steel collar tie beam are novel combined material structure simultaneously, there is bearing capacity high, power consumption property is strong, the feature that ductility is good, and profile rule is convenient to beam column and is connected, and is easy to be designed to fabricated construction, possesses steel work simultaneously, the overall merit of reinforced concrete structure, has overcome steel work bending component and has easily produced flexing unstable failure.
Accompanying drawing explanation
Fig. 1 concrete filled steel tube constructional column suspension column structure and patten are processed schematic diagram;
The drawknot schematic diagram of Fig. 2 concrete filled steel tube constructional column and brick wall;
The drawknot schematic diagram of Fig. 3 channel-section steel collar tie beam and brick wall;
The connection diagram of Fig. 4 concrete filled steel tube constructional column and channel-section steel collar tie beam;
Fig. 5 dividing plate and post connection diagram.
In figure, 1: thin-walled square steel concrete constructional column; 2: wing plate; 3: stub; 4: constructional column base plate; 5: concrete base; 6: pre-embedded bolt; 7:M10 bolt; 8: otic placode; 9: brick wall; 10: former basis; 11: channel-section steel collar tie beam; 12: additional membrane support beam.
The specific embodiment
As Figure 1-5, a kind of assembling layer brick of the present utility model is mixed fixing structure, and its specific embodiment is as follows:
Comprise former multistory brick-and-concrete structure, also comprise thin-walled square steel concrete constructional column 1, channel-section steel collar tie beam 11 and band steel pull bar, thin-walled square steel concrete constructional column 1 is arranged at former multistory brick-and-concrete structure vertical wall and gable outside and vertical outward, cross wall intersects intersection point place, thin-walled square steel concrete constructional column 1 bottom is provided with constructional column basis, constructional column basis comprises the concrete base 5 of bottom and the cast-in-situ concrete stub 3 on top, cast-in-situ concrete stub 3 is connected by constructional column base plate 4 bolts with thin-walled square steel concrete constructional column 1, concrete base 5 connects as one with former basic 10 of former multistory brick-and-concrete structure, thin-walled square steel concrete constructional column 1 is furnished with channel-section steel collar tie beam 11 along floor height, and thin-walled square steel concrete constructional column 1 links together by additional membrane support beam 12 bolts with described channel-section steel collar tie beam 11, in former multistory brick-and-concrete structure, on cross wall, be provided with prestressed flat reinforcing pull rod.Thin-walled square steel concrete constructional column 1 is perfused with pea gravel concrete in rectangular steel tube, channel-section steel collar tie beam 11 is common hot-rolled steel section 16a, inside is perfused with pea gravel concrete, cast-in-situ concrete stub 3 sectional dimensions are 500 * 350mm, internal configurations has four Φ 16 reinforcing bars, constructional column base plate 4 is of a size of length * wide * thick=300mm * 400mm * 10mm, additional membrane support beam 12 is of a size of length * wide * thick=400mm * 250mm * 8mm, thin-walled square steel concrete constructional column 1 and channel-section steel collar tie beam 11 all with the body of wall anchoring of former multistory brick-and-concrete structure, and be perfused with concrete in channel-section steel collar tie beam 11.
Concrete reinforcement means comprises the steps:
Step 1: according to design drawing, first constructional column basis is set, adopts basis to widen method, form concrete base 5, then carry out stub 3 and build, have four pre-embedded bolts 6 in cast-in-situ concrete stub 3, in order to being connected of constructional column base plate 4 and cast-in-situ concrete stub 3;
Step 2: make thin-walled square steel concrete constructional column 1 rectangular steel tube, by drawing, be arranged in relevant position, requirement by basis until top layer roofing, on, the stretching setting of lower centering, rectangular steel tube utilizes constructional column base plate 4 to be connected with cast-in-situ concrete stub 3, and three faces add wing plate 2 and strengthen the stable of square steel pipe constructional column 1, for preventing constructional column 1 steel pipe pedestal and connecting bolt corrosion, constructional column 1 should be placed on the above 100mm of grade place, and implement concrete protective, simultaneously for guaranteeing constructional column 1 and brick wall 9 co-operation, must carry out reliable anchoring drawknot, utilizing otic placode 8 and M10 bolt 7 to carry out anchor connection anchoring spacing with brick wall 9 is 500mm, constructional column anchoring is complete, to concrete perfusion in rectangular steel tube, form thin-walled square steel concrete constructional column 1,
Step 3: select channel-section steel to do collar tie beam, connection is installed, channel-section steel collar tie beam 11 adopts additional membrane support beam 12 on post when carrying out reliable anchoring drawknot with body of wall, again with bolt and be welded to connect, to guarantee that constructional column is connected with the effective of channel-section steel collar tie beam 11, after anchoring completes, in channel-section steel collar tie beam 11, pour into pea gravel concrete, easily improve the rigidity of collar tie beam 11, increase supporting capacity, have 11 fire prevention, anticorrosion of the collar tie beam of attention simultaneously;
Step 4: setting-out is slotted on metope by drawing, rejecting floated coat, arranges band steel pull bar is installed, and when band steel pull bar chance is indulged wall obstruct, should hole and wear M20 bolt, adjusts Yu Yuanqiang gap, tights a bolt.After checking adjustment, by tighting a bolt piecemeal, band steel is carried out to tensioning.
Step 5: after above-mentioned steps completes, unification is carried out antirust, anti-corrosive processing to member.
Wherein, method is widened for to widen at a former basic side one side in the basis in described step 1, forms concrete base 5, and cast-in-situ concrete stub 3 sectional dimensions are 500 * 350mm, configures four with Φ 16 reinforcing bars.
Wherein, the wing plate adding in described step 2 is of a size of 100 * 50 * 200 * 5mm, constructional column and body of wall drawknot.
Wherein, in described step 3, select channel-section steel collar tie beam, according to the contrast with reinforced concrete circle beam, require to select common hot-rolled steel section 16a channel-section steel with being connected to construct.
Concrete perfusion in described rectangular steel tube constructional column and channel-section steel collar tie beam, its strength grade is C30, and suitably adds water reducing agent.
Described constructional column, collar tie beam and body of wall drawknot, its method is at boring on the wall, aperture Φ 16, hole depth 200mm, pitch-row 500mm, notes epoxy resin structural adhesive, adopt M10 bolt 7 anchor poles to connect, constructional column and body of wall drawknot utilize otic placode 8 anchorings, and otic placode is of a size of 60 * 60 * 6mm.
Be more than an exemplary embodiments of the present utility model, enforcement of the present utility model is not limited to this.

Claims (8)

1. an assembling layer brick is mixed fixing structure, comprise former multistory brick-and-concrete structure, it is characterized in that: comprise thin-walled square steel concrete constructional column (1), channel-section steel collar tie beam (11) and band steel pull bar, described thin-walled square steel concrete constructional column (1) is arranged at former multistory brick-and-concrete structure vertical wall and gable outside and vertical outward, cross wall intersects intersection point place, thin-walled square steel concrete constructional column (1) bottom is provided with constructional column basis, described constructional column basis comprises the concrete base (5) of bottom and the cast-in-situ concrete stub (3) on top, described cast-in-situ concrete stub (3) is connected by constructional column base plate (4) bolt with thin-walled square steel concrete constructional column (1), described concrete base (5) connects as one with the former basis (10) of former multistory brick-and-concrete structure, described thin-walled square steel concrete constructional column (1) is furnished with channel-section steel collar tie beam (11) along floor height, and described thin-walled square steel concrete constructional column (1) links together by additional membrane support beam (12) bolt with described channel-section steel collar tie beam (11), in former multistory brick-and-concrete structure, on cross wall, be provided with prestressed flat reinforcing pull rod.
2. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: described thin-walled square steel concrete constructional column (1) is perfused with pea gravel concrete in rectangular steel tube.
3. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: described channel-section steel collar tie beam (11) is common hot-rolled steel section 16a, and inside is perfused with pea gravel concrete.
4. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: described cast-in-situ concrete stub (3) sectional dimension is 500mm * 350mm, and internal configurations has four Φ 16 pre-embedded bolts.
5. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: described constructional column base plate (4) is of a size of length * wide * thick=300mm * 400mm * 10mm.
6. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: described additional membrane support beam (12) is of a size of length * wide * thick=400mm * 250mm * 8mm.
7. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: described thin-walled square steel concrete constructional column (1) and channel-section steel collar tie beam (11) all with the body of wall anchoring of former multistory brick-and-concrete structure.
8. assembling layer brick according to claim 1 is mixed fixing structure, it is characterized in that: in described channel-section steel collar tie beam (11), be perfused with concrete.
CN201320406829.2U 2013-07-09 2013-07-09 Fabricated multilayer brick-concrete reinforced structure Expired - Fee Related CN203394093U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106245818A (en) * 2016-09-23 2016-12-21 中建八局第建设有限公司 A kind of speed connects formula light steel construction post and installation method thereof
CN106567554A (en) * 2016-10-19 2017-04-19 北京城建北方建设有限责任公司 Reinforcing construction method of masonry structural building
CN110067402A (en) * 2019-03-25 2019-07-30 北京筑福国际抗震技术有限责任公司 It is a kind of to use assembled integrative consolidation existing masonry structure and its construction method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106245818A (en) * 2016-09-23 2016-12-21 中建八局第建设有限公司 A kind of speed connects formula light steel construction post and installation method thereof
CN106567554A (en) * 2016-10-19 2017-04-19 北京城建北方建设有限责任公司 Reinforcing construction method of masonry structural building
CN110067402A (en) * 2019-03-25 2019-07-30 北京筑福国际抗震技术有限责任公司 It is a kind of to use assembled integrative consolidation existing masonry structure and its construction method

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Addressee: Beijing Aeido International Engineering Technology Co., Ltd.

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Granted publication date: 20140115

Termination date: 20170709

CF01 Termination of patent right due to non-payment of annual fee