CN108612335A - A kind of anti-fall ruggedized construction and its reinforcement means of collapsing of building structure - Google Patents
A kind of anti-fall ruggedized construction and its reinforcement means of collapsing of building structure Download PDFInfo
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- CN108612335A CN108612335A CN201810313440.0A CN201810313440A CN108612335A CN 108612335 A CN108612335 A CN 108612335A CN 201810313440 A CN201810313440 A CN 201810313440A CN 108612335 A CN108612335 A CN 108612335A
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- Prior art keywords
- floor
- traction piece
- collapsing
- fall
- building structure
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a kind of anti-fall ruggedized construction and its reinforcement means of collapsing of building structure, including floor column, first floor, second floor, the traction piece of strip shape is provided between first floor and the second floor, it applies man-hour requirement and removes beam bottom and floor midpoint surface porosity nearby, the deterioration concrete such as corrosion, leak out concrete, to crack existing for component surface using grouting Seal treatment, brushing primer again, to concrete surface depressed area with levelling, FRP material is pasted, and roller rolls along machine direction and squeezes bubble removing, finally a layer binder is smeared on surface layer.Compared with prior art, the present invention is not damaged to original structure, do not occupy use space, convenient and quick construction, good reliability, it is cheap, no matter which root or which root pillar impacted or other reasons caused by destroy and fail, Progressive Collapse will not occur, significantly enhance the globality, ductility and progressive collapse-resisting ability of structure.
Description
Technical field
The present invention relates to a kind of building structure anti-fall collapse ruggedized construction and its reinforcement means, belong to civil engineering structure reinforcing
Field.
Background technology
At present common building structure strengthening generally have Enlargement of Section, reinforced with external steel encased, additional prestressing,
The methods of change stress system method for strengthening, reinforcement by sticking of sheets, paste fibrous composite method for strengthening, but each method exists
Certain shortcoming, use condition are restricted.
Enlargement of Section is the area of section (concrete and quantity of reinforcement) for increasing component, and component load-bearing ability is improved to reach
A kind of traditional reinforcement means, the disadvantage is that situ wet operation heavy workload, curing time is long, to production and democratic meeting cause one
Fixing is rung, and shape and house use space to original structure can have some impact on；Reinforced with external steel encased is in concrete, builds
4 jiaos of the components such as body or 2 bread are with a kind of reinforcement means of shaped steel (be often angle steel, band steel or steel plate etc.), and this method is not
Foot is that steel using amount is larger, and it is higher and little to rigidity of structure raising to reinforce maintenance cost；Additional prestressing is using outer
If prestressed draw-bar or strut, to structural elements or the whole method reinforced, deficiency is that pre-applied force equipment and anchoring also wait for
Perfect, there is also certain risks；It is effective span and the deformation to reduce structure to change stress system method for strengthening, is improved indirectly
A kind of reinforcement means of bearing capacity, deficiency is the original appearance of easy crime of injuries by explosive substances to buildings and goods therein and uses function, reduces use space；Steel bonding
Method for strengthening is the outside that steel plate is pasted onto to concrete component with structure glue, to improve a kind of method of structural-load-carrying capacity, this
Kind method requires strenthening member working environment, and environment temperature is not higher than 60 DEG C, and relative humidity is not more than 70%, and no chemistry is rotten
Erosion, otherwise should take corresponding measure；It is similar to patch steel method for strengthening to paste fibrous composite reinforcement means, only the material of reinforcing
Material is fibrous composite, such as glass fibre (GFRP), carbon fiber (CFRP), aramid fiber (AFRP), but its shearing strength
Relatively low, fire endurance is not high, and current technique cost is higher, construction technology also owes perfect.
Invention content
The technical problem to be solved in the invention be in view of the above shortcomings of the prior art, and provide it is a kind of to original structure without
Damage, does not occupy anti-fall ruggedized construction and its reinforcement means of collapsing of building structure of use space.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of anti-fall ruggedized construction of collapsing of building structure, including orthogonal floor column, the first floor and the second floor two-by-two,
First floor and the second floor are in same level, and leading for strip shape is provided between first floor and the second floor
Draw part.
Scheme as a further preference, one end of the traction piece are fixed on the centre position of the first floor, traction piece
The other end be fixed on the centre position of the second floor.
Scheme as a further preference, the traction piece are fixed on the lower part of the first floor and the second floor.
Scheme as a further preference, the traction piece are made of FRP material.
A kind of reinforcement means of the anti-fall ruggedized construction of collapsing of building structure, including, step 1：It removes among the first floor lower part
The deterioration such as position and surface porosity, the corrosion nearby of the second floor lower middle position concrete, leaks out concrete；Step
Rapid two：Pressure grouting Seal treatment is carried out using epoxy resin mortar to crack existing for concrete structure layer surface, waits being in the milk
Material carries out subsequent operation again after reaching expected intensity；Step 3：Brushing primer in the first floor lower part centre position and
The centre position of second floor lower part；Step 4:Smooth is filled up with alignment material to concrete surface indentation position；
Step 5:For brushing impregnating resin in primer surface, thickness is 1.5mm or so；Step 6:The end of traction piece is gently pressed respectively
It is pasted on the centre position in the centre position and the second floor lower part of the first floor lower part, is repeatedly rolled using roller, degasification is squeezed
Bubble makes impregnating resin be thoroughly impregnated traction piece；Step 7:After the completion of construction, a layer binder is smeared on traction piece surface layer, is covered
Lid package plastic film is conserved；Step 8:After film covering curing, plastic film is removed, in traction piece external coating one
Layer base resin, after the drying of base resin, the cement mortar for smearing 20mm thickness outside does face layer.
Compared with prior art, the reinforcement means of the anti-fall ruggedized construction of collapsing of a kind of building structure of the invention, to original structure
It is not damaged, use space is not occupied, convenient and quick construction, good reliability is cheap, and no matter which root or which root floor are vertical
Column impacted or other reasons caused by destroy and fail, Progressive Collapse will not occur, significantly enhance structure
Globality, ductility and progressive collapse-resisting ability.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Wherein, 1- floors column, the first floors of 2-, the second floors of 3-, 4- traction pieces.
Specific implementation mode
The optimal technical scheme that the invention will now be described in detail with reference to the accompanying drawings.
As shown in figure, the structure is mainly including orthogonal floor column 1, the first floor 2 and the second floor two-by-two
3, an end of the floor column 1, an end of the first floor 2 are connected with an end of the second floor 3, and first
Floor 2 and the second floor 3 are in same level, and leading for strip shape is provided between first floor, 2 and second floor 3
Draw part 4.
One end of the traction piece 4 is fixed on the centre position of the first floor 2, and the other end of traction piece 4 is fixed on second
The centre position of floor 3.
The traction piece 4 is fixed on the lower part of the first floor 2 and the second floor 3.
The anti-fall ruggedized construction of collapsing of a kind of building structure according to claim 1, it is characterised in that：The traction piece 4
It is made of FRP material.
Specific installation steps are as follows
Step 1：Remove 2 lower middle position of the first floor and surface porosity, the corruption nearby of 3 lower middle position of the second floor
The deterioration concrete such as erosion, leaks out concrete；
Step 2：Pressure grouting Seal treatment is carried out using epoxy resin mortar to crack existing for concrete structure layer surface,
Carry out subsequent operation again after grouting material reaches some strength；
Step 3：Brushing primer is in the centre position of 3 lower part of centre position and the second floor of 2 lower part of the first floor；
Step 4:Smooth is filled up with alignment material to concrete surface indentation position；
Step 5:For brushing impregnating resin in primer surface, dipping tree is stirred in the process stipulation requirement configuration provided by manufacturer
Fat is uniformly applied to the concrete position to be pasted of beam bottom and board bottom fullly, and thickness is 1.5mm or so, unsuitable excessively thin；
Step 6:By the end of traction piece 4, light pressure viscosity is affixed under the centre position and the second floor 3 of 2 lower part of the first floor respectively
The centre position in portion is repeatedly rolled using roller along machine direction, and bubble removing is squeezed, and impregnating resin is made to be thoroughly impregnated traction piece 4, rolling
Damage traction piece 4 is careful not to when pressure, it is 150mm that length is pasted at floor bottom, and paste process requirement is smooth, must not there is ripple, pleat
Wrinkle；
Step 7:After the completion of construction, a layer binder is smeared on 4 surface layer of traction piece, covering package plastic film is conserved；
Step 8:Film covering curing for a period of time after, remove plastic film, in traction piece 4 external coating, one layer of base tree
Fat, after the drying of base resin, the cement mortar for smearing 20mm thickness outside does face layer, prevents FRP agings and is damaged by other.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not limited to this hair
Bright, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection domain within.
Claims (5)
1. a kind of anti-fall ruggedized construction of collapsing of building structure, it is characterised in that：Including orthogonal floor column two-by-two（1）,
One floor（2）With the second floor（3）, the floor column（1）An end, the first floor（2）An end and second
Floor（3）An end be connected, the first floor（2）With the second floor（3）In same level, first floor
（2）With the second floor（3）Between be provided with the traction piece of strip shape（4）.
2. the anti-fall ruggedized construction of collapsing of a kind of building structure according to claim 1, it is characterised in that：The traction piece（4）
One end be fixed on the first floor（2）Centre position, traction piece（4）The other end be fixed on the second floor（3）Interposition
It sets.
3. the anti-fall ruggedized construction of collapsing of a kind of building structure according to claim 2, it is characterised in that：The traction piece（4）
It is fixed on the first floor（2）With the second floor（3）Lower part.
4. the anti-fall ruggedized construction of collapsing of a kind of building structure according to claim 1, it is characterised in that：The traction piece（4）
It is made of FRP material.
5. a kind of reinforcement means of the anti-fall ruggedized construction of collapsing of building structure according to claim 1, which is characterized in that packet
It includes, step 1：Remove the first floor（2）Lower middle position and the second floor（3）The neighbouring surface porosity of lower middle position,
The deterioration concrete such as corrosion, leaks out concrete；Step 2：Epoxy is used to crack existing for concrete structure layer surface
Resin mortar carries out pressure grouting Seal treatment, and subsequent operation is carried out again after grouting material reaches expected intensity；Step 3：
Brushing primer is in the first floor（2）The centre position of lower part and the second floor（3）The centre position of lower part；Step 4:To coagulation
Soil structure layer surface depressed area fills up smooth with alignment material；Step 5:Brushing impregnating resin is in primer surface, thickness
1.5mm left and right；Step 6:By traction piece（4）Light pressure viscosity is affixed on the first floor respectively for end（2）The centre position of lower part and
Second floor（3）The centre position of lower part is repeatedly rolled using roller, squeezes bubble removing, and impregnating resin is made to be thoroughly impregnated traction piece
（4）；Step 7:After the completion of construction, in traction piece（4）A layer binder is smeared on surface layer, and covering package plastic film is supported
Shield；Step 8:After film covering curing, plastic film is removed, in traction piece（4）One layer of base resin of external coating, waits for base
After resin drying, the cement mortar for smearing 20mm thickness outside does face layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313440.0A CN108612335A (en) | 2018-04-10 | 2018-04-10 | A kind of anti-fall ruggedized construction and its reinforcement means of collapsing of building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313440.0A CN108612335A (en) | 2018-04-10 | 2018-04-10 | A kind of anti-fall ruggedized construction and its reinforcement means of collapsing of building structure |
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|---|---|
| CN108612335A true CN108612335A (en) | 2018-10-02 |
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| CN201810313440.0A Pending CN108612335A (en) | 2018-04-10 | 2018-04-10 | A kind of anti-fall ruggedized construction and its reinforcement means of collapsing of building structure |
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Citations (9)
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|---|---|---|---|---|
| CN1066903A (en) * | 1992-05-23 | 1992-12-09 | 许万禄 | The restorative procedure of large form and the preparation of repair materials |
| TW265378B (en) * | 1994-12-02 | 1995-12-11 | Syobond Kensetsu Kk | Method for strengthening reinforced concrete structures |
| CN201007089Y (en) * | 2006-10-19 | 2008-01-16 | 上海大学 | Reinforced concrete beam plate reinforced structure |
| CN101319516A (en) * | 2007-06-05 | 2008-12-10 | 汪卫东 | Detachable buildings |
| CN201874250U (en) * | 2010-10-21 | 2011-06-22 | 王三智 | Reinforcing device for slab in concrete structure |
| CN102296546A (en) * | 2011-06-02 | 2011-12-28 | 河南省交通工程加固有限责任公司 | Treatment scheme of hollow slab bridge hinge joint defects and construction process thereof |
| CN102561412A (en) * | 2012-02-07 | 2012-07-11 | 山东大学 | Reinforcement method for fiber reinforced composite plastic and concrete |
| CN202969622U (en) * | 2012-11-28 | 2013-06-05 | 南京固强建筑技术有限公司 | Anti-seismic reinforced structure of pre-cast floor slab |
| CN205063376U (en) * | 2015-10-23 | 2016-03-02 | 山东科技大学 | Steel core concrete column and anti reinforcement node that collapses of girder steel |
-
2018
- 2018-04-10 CN CN201810313440.0A patent/CN108612335A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066903A (en) * | 1992-05-23 | 1992-12-09 | 许万禄 | The restorative procedure of large form and the preparation of repair materials |
| TW265378B (en) * | 1994-12-02 | 1995-12-11 | Syobond Kensetsu Kk | Method for strengthening reinforced concrete structures |
| CN201007089Y (en) * | 2006-10-19 | 2008-01-16 | 上海大学 | Reinforced concrete beam plate reinforced structure |
| CN101319516A (en) * | 2007-06-05 | 2008-12-10 | 汪卫东 | Detachable buildings |
| CN201874250U (en) * | 2010-10-21 | 2011-06-22 | 王三智 | Reinforcing device for slab in concrete structure |
| CN102296546A (en) * | 2011-06-02 | 2011-12-28 | 河南省交通工程加固有限责任公司 | Treatment scheme of hollow slab bridge hinge joint defects and construction process thereof |
| CN102561412A (en) * | 2012-02-07 | 2012-07-11 | 山东大学 | Reinforcement method for fiber reinforced composite plastic and concrete |
| CN202969622U (en) * | 2012-11-28 | 2013-06-05 | 南京固强建筑技术有限公司 | Anti-seismic reinforced structure of pre-cast floor slab |
| CN205063376U (en) * | 2015-10-23 | 2016-03-02 | 山东科技大学 | Steel core concrete column and anti reinforcement node that collapses of girder steel |
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Application publication date: 20181002 |