CN108222540A - The load bearing wall that brick mix structure is changed to frame structure changes girder construction and construction method - Google Patents
The load bearing wall that brick mix structure is changed to frame structure changes girder construction and construction method Download PDFInfo
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- CN108222540A CN108222540A CN201810243737.4A CN201810243737A CN108222540A CN 108222540 A CN108222540 A CN 108222540A CN 201810243737 A CN201810243737 A CN 201810243737A CN 108222540 A CN108222540 A CN 108222540A
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- 238000010276 construction Methods 0.000 title claims abstract description 45
- 239000011449 brick Substances 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 134
- 239000010959 steel Substances 0.000 claims abstract description 134
- 238000009424 underpinning Methods 0.000 claims abstract description 40
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 239000004567 concrete Substances 0.000 claims abstract description 20
- 239000011150 reinforced concrete Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 8
- 238000005728 strengthening Methods 0.000 claims description 5
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 claims 1
- 230000009466 transformation Effects 0.000 description 7
- 241000272525 Anas platyrhynchos Species 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
Abstract
The load bearing wall that brick mix structure is changed to frame structure changes girder construction and construction method, is included under collar tie beam 3 and does interim underpinning structure, and the interim underpinning structure is by scaffold 8, I-steel 7 and 20015080mm steel plates 5 form；Treat that the interim underpinning structure construction of two groups of 3 times both ends of collar tie beam finishes, start to remove both ends load bearing wall 2, it is described remove load bearing wall and should follow the sequence at " from both ends to middle part " carry out；Constructional column 4 is proceeded by after both ends load bearing wall under collar tie beam is removed to reinforce, and starts to reinforce collar tie beam 3 after load bearing wall 2 is all removed, collar tie beam increases steel bar stress 11 newly and is arranged below I-steel 7；It carries out removing interim underpinning structure when reinforcing rear beam column concrete reaches design strength, I-steel 7 need to only be grown 3 wide portion of collar tie beam and directly cut off by the interim underpinning structure of dismounting.
Description
Technical field
The present invention relates to architectural engineering strengthening reconstruction technical field, more particularly to brick mix structure is changed to the load-bearing of frame structure
Wall changes girder construction technology.
Background technology
At this stage, China's existing masonry structure building enormous amount, wherein built before belonging to China's the eighties
Some multistory brick-and-concrete structures building is still in use.But with lower bound time stamp and the changing ideas of user, before the eighties
Build some multistory brick-and-concrete structures building because its using function backwardness cannot gradually meet nowadays our people for building
Build the use demand of large space.Main solution for this present situation is to carry out structure of modification to existing brick-and-concrete buildings
Small space masonry structure building is made to become large space frame structure building with reinforcing to meet the use demand of current our people.
However in masonry structure building renovation, with regard to how safety load-bearing wall with masonry structure is transform as Vierendeel girder and transformation after
Building how to reinforce meet the use demand of the building aseismicity requirement of country of China and the people have become current one can not
The problem of ignorance.Therefore, the load bearing wall for brick mix structure being changed to frame changes girder construction and construction method for social development particularly
It is important.
Chinese patent application No. is 201621039263.4 discloses " masonry structure bearing wall punch ruggedized construction ",
The patent is punched ruggedized construction by masonry structure bearing wall, and including support element, lintel, constructional column and duck eye, plan punches top
Lintel location interval offers multiple duck eyes, is provided with the support element held out against with hole body in duck eye, and the wall between duck eye pours
For lintel, duck eye both sides have poured constructional column；It reinforces way：Lintel location interval first is put proposing before wall opens big hole
Duck eye is opened, I-shaped support element is filled in and holds out against, is removed by remaining wall of lintel position, pours lintel, dimension of opening is larger, should
Constructional column is added in hole both sides, construction and the lintel of constructional column are carried out at the same time, after lintel and constructional column intensity reach 100%,
Intend the region wall that punches removing.Ruggedized construction is somebody's turn to do patent disclosed that masonry structure bearing wall punches, and this patent discloses
Be unloading it is synchronous with reinforcings progress remove load bearing wall method.
Chinese patent application No. is 201420239838.1 discloses " underpining frame for safety dismounting load bearing wall ",
The patent is made of multiple stents and concrete layer, and stent is wrapped in concrete layer, and stent is by two blocks of horizontal rectangular steel
Plate and four pieces of vertical rectangular steel plates compositions；Four pieces of vertical rectangular steel plates are respectively welded is scheduled on the two of two blocks of horizontal rectangular steel plates recklessly
End, is arranged in parallel；It is connected between stent by dowel；On underpin folder beam for frame upper horizontal rectangular steel plate and be wrapped in
Concrete layer composition thereon；Under underpin folder beam as the horizontal rectangular steel plate of stent lower part and package concrete layer group thereon
Into；Concrete layer composition of the exchange pillar for four pieces of vertical rectangular steel plates on stent and package on it.
Chinese patent application No. is 201621100976.7 discloses " underpinning device of load bearing wall in brick mix structure ", should
Underpinning device includes two transform beams, connection shoulder beam and two support columns, two transform beams and is respectively arranged at load-bearing wall top to be torn open
The front and rear sides at end, and upper strata floor is close on top, connection shoulder beam is located between two transform beams, and connection shoulder beam underpins two
Beam is connected as a single entity, and two support columns are located at the lower section at transform beams both ends, and two support columns are fixedly connected respectively with two side walls,
Transform beams, connection shoulder beam and support column collectively constitute built-in frame, and built-in frame forms one with upper strata floor, collar tie beam and side wall
It is whole.
Above-mentioned 1 ~ 3 patent suffers from a series of advantage, but also has certain limitation.Such as the 1st patent
Masonry structure load bearing wall is only applicable to punch transformation, and the present invention either masonry structure load bearing wall punches transformation or load bearing wall
Transformation is removed to be applicable in；2nd patent consuming steel material is larger, can increase the cost of engineering in this way, the present invention increases newly except beam column
It is used in place of steel without other again outside steel bar stress and the few I-steel of quantity；3rd patent construction is complex, underpins knot
Structure construction needs two transform beams and connection shoulder beam, and compared with the present invention, underpinning structure of the present invention need to only arrange a transform beams,
And construction method is also relatively simple.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide the load-bearing that a kind of brick mix structure is changed to frame structure
Wall changes girder construction and construction method.
The present invention is that brick mix structure is changed to the load bearing wall of frame structure and changes girder construction and construction method, and structure includes reinforcing bar
Concrete frame beam, reinforced concrete frame column, rc-frame-beam are by former collar tie beam 3, I-steel 7, steel plate 6, circle
Beam increases steel bar stress 11 newly and forms, and it is that the collar tie beam outside I-steel 7 is increased newly and passed through in section 9 that collar tie beam, which increases steel bar stress 11 newly,；Steel
Reinforced concrete frame column is to increase steel bar stress 12, U-shaped screw rod stirrup 13 and band steel 14 newly by former constructional column 4, constructional column to form,
Constructional column increase newly steel bar stress 12 be plant in constructional column increase newly in section 10 and pass through U-shaped screw rod stirrup 13 across wall with it is flat
Steel 14 is connected to a fixed.
The load bearing wall that brick mix structure is changed to frame structure changes beam structure construction method, and step is：
（1）Interim underpinning structure：The interim underpinning structure is made of scaffold 8, I-steel 7 and steel plate 6, the interim support
It is to be close to collar tie beam position below collar tie beam 3 to dig the mouth 5 that holes to change structure, and 5 size of hole is wide high true by required steel plate 6 and I-steel 7
It is fixed, 1m long I-steel 7 and 200 × 150 × 80mm steel plates 6 are put into hole is laterally centered, and steel plate 6 is positioned on I-steel 7
Then I-steel 7 is jacked up supporting ring beam 3 by face with scaffold 8 from both sides；7 model of I-steel is to pass through formulaCalculate gained；The interim underpinning structure is per mono- group of 1.5m；
In formula,- shaped steel section modulus；
- beam maximal bending moment design value；
- plastic ratio of member section, I-steel take 1.05；
- steel bending strength design value；
（2）Remove load bearing wall：It treats that the interim underpinning structure construction in two groups of 3 times both ends of collar tie beam finishes, starts to remove both ends load bearing wall 2,
The sequence that the dismounting load bearing wall 2 should be followed from both ends to middle part carries out, and strictly observes support one end collar tie beam 3 and remove corresponding one
The requirement of headwall body is forbidden disposably to remove；
（3）Reinforcing constructional column and collar tie beam：Constructional column 4 is proceeded by after 3 times both ends load bearing walls 2 of collar tie beam are removed to reinforce, and treats load-bearing
Wall 2 starts to reinforce collar tie beam 3 after all removing, and the reinforcing constructional column 4 and collar tie beam 3 are to increase steel bar stress newly by newly-increased collar tie beam
11 and constructional column increases steel bar stress 12 newly and external wrapping concrete increases section 10 newly, and set to increase 9 section of collar tie beam and constructional column
Tension rib 16, U-shaped screw rod stirrup 13 and band steel 14 enhance newly-increased section and the globality of former component part；Reinforce structure
Making column 4 and collar tie beam 3 should be carried out at the same time, and is cast in collar tie beam together with I-steel 7 and increases newly in face 9, pour and be integrated；
（4）Remove interim underpinning structure：It carries out removing interim underpinning structure when reinforcing rear beam column concrete reaches design strength,
I-steel 7 need to only be grown 3 wide portion of collar tie beam and directly cut off by the interim underpinning structure of dismounting；
（5）It should be noted that Multi-storey block remove load bearing wall when changing into, should construct according to sequence from down to up, first
The strengthening reconstruction construction of building first layer is carried out, first layer can construct after constructing into the second layer.
Usefulness of the present invention is：The present invention suitable for brick mix structure is changed to frame structure, by the way that collar tie beam is reinforced and
Constructional column reinforcing, which is cast as one, makes former brick mix structure and armored concrete cooperate, and improves masonry structure and removes its load bearing wall
Shock resistance afterwards and safety.When underpining collar tie beam construction, I-steel used and steel plate are directly cast in collar tie beam and increase area newly
The intensity for inside both having improved collar tie beam also simplifies construction procedure.
Easy construction of the present invention, economy is strong, easy to spread, and construction personnel need to only control good construction node.Simultaneously
The present invention also can be used for frame structure building strengthening and rebuilding engineering, have broad application prospects.
Description of the drawings
Fig. 1 builds a layer plane layout drawing for masonry structure, and Fig. 2 builds one layer of A-A sectional view for masonry structure, and Fig. 3 is
Masonry structure build one layer of B-B sectional view, Fig. 4 be interim underpinning structure schematic diagram, Fig. 5 be interim underpinning structure side view, Fig. 6
Sectional view is reinforced for constructional column, Fig. 7 reinforces 1-1 sectional views for constructional column, and Fig. 8 reinforces 2-2 sectional views for constructional column, and Fig. 9 is circle
Beam reinforces sectional view, and Figure 10 completes rear beam column schematic diagram for transformation, and Figure 11 completes rear beam column sectional view for transformation, and Figure 12 is transformation
Bottom brick mix structure becomes Partial frame structure diagram after the completion.Wherein, 1, two layer of load bearing wall, 2, one layers of load bearing wall, 3, circle
Beam, 4, constructional column, 5, hole, 6, steel plate, 7, I-steel, 8, scaffold, 9, collar tie beam increase section newly, 10, constructional column increase section newly,
11st, collar tie beam increases steel bar stress newly, 12, constructional column increase steel bar stress newly, 13, U-shaped screw rod stirrup, 14, band steel, 15, floor,
16th, tension rib, 17, exterior wall, 18, wear muscle.
Specific embodiment
As shown in Fig. 1 ~ Figure 12, the present invention is that brick mix structure is changed to the load bearing wall of frame structure and changes girder construction and construction party
Method, structure include rc-frame-beam, reinforced concrete frame column, rc-frame-beam be by former collar tie beam 3,
I-steel 7, steel plate 6, collar tie beam increase steel bar stress 11 newly and form, and it is that collar tie beam outside I-steel 7 is new that collar tie beam, which increases steel bar stress 11 newly,
Increase and passed through in section 9；Reinforced concrete frame column is to increase steel bar stress 12, U-shaped spiral pole band newly by former constructional column 4, constructional column
Muscle 13 and band steel 14 are formed, and it is to plant to increase newly in section 10 in constructional column and pass through U-shaped screw rod that constructional column, which increases steel bar stress 12 newly,
Stirrup 13 is connected to a fixed across wall with band steel 14.
As shown in figure 11, the rc-frame-beam light plate 6 is 200 × 150 × 80mm steel plates.
As shown in figure 11, the rc-frame-beam is that I-steel 7 and steel plate 6 are cast in collar tie beam to increase section 9 newly
It is interior, it pours and is integrated.
As shown in fig. 6, the reinforced concrete frame column is to increase constructional column below beam newly steel bar stress 12 to be anchored at circle
Beam is increased newly in section 9, and increasing constructional column newly steel bar stress 12 is anchored in across floor 15 on floor 15.
As shown in Fig. 1 ~ Figure 12, the load bearing wall that brick mix structure is changed to frame structure changes beam structure construction method, and step is：
（1）Interim underpinning structure：The interim underpinning structure is made of scaffold 8, I-steel 7 and steel plate 6, the interim support
It is to be close to collar tie beam position below collar tie beam 3 to dig the mouth 5 that holes to change structure, and 5 size of hole is wide high true by required steel plate 6 and I-steel 7
It is fixed, 1m long I-steel 7 and 200 × 150 × 80mm steel plates 6 are put into hole is laterally centered, and steel plate 6 is positioned on I-steel 7
Then I-steel 7 is jacked up supporting ring beam 3 by face with scaffold 8 from both sides；7 model of I-steel is to pass through formulaCalculate gained；The interim underpinning structure is per mono- group of 1.5m；
In formula,- shaped steel section modulus；
- beam maximal bending moment design value；
- plastic ratio of member section, I-steel take 1.05；
- steel bending strength design value；
（2）Remove load bearing wall：It treats that the interim underpinning structure construction in two groups of 3 times both ends of collar tie beam finishes, starts to remove both ends load bearing wall 2,
The sequence that the dismounting load bearing wall 2 should be followed from both ends to middle part carries out, and strictly observes support one end collar tie beam 3 and remove corresponding one
The requirement of headwall body is forbidden disposably to remove；
（3）Reinforcing constructional column and collar tie beam：Constructional column 4 is proceeded by after 3 times both ends load bearing walls 2 of collar tie beam are removed to reinforce, and treats load-bearing
Wall 2 starts to reinforce collar tie beam 3 after all removing, and the reinforcing constructional column 4 and collar tie beam 3 are to increase steel bar stress newly by newly-increased collar tie beam
11 and constructional column increases steel bar stress 12 newly and external wrapping concrete increases section 10 newly, and set to increase 9 section of collar tie beam and constructional column
Tension rib 16, U-shaped screw rod stirrup 13 and band steel 14 enhance newly-increased section and the globality of former component part；Reinforce structure
Making column 4 and collar tie beam 3 should be carried out at the same time, and is cast in collar tie beam together with I-steel 7 and increases newly in face 9, pour and be integrated；
（4）Remove interim underpinning structure：It carries out removing interim underpinning structure when reinforcing rear beam column concrete reaches design strength,
I-steel 7 need to only be grown 3 wide portion of collar tie beam and directly cut off by the interim underpinning structure of dismounting；
（5）It should be noted that Multi-storey block remove load bearing wall when changing into, should construct according to sequence from down to up, first
The strengthening reconstruction construction of building first layer is carried out, first layer can construct after constructing into the second layer.
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail, but the implementation and protection of the present invention are unlimited
In this.
As shown in Fig. 1 ~ 3, Lanzhou gas station business building is two layers of brick mix structure, now in order to expand one layer of business hall
The load bearing wall between former business hall and adjacent offices is removed using space.Build a length of 25.2m, width 5.1m, one layer
Floor height is 3.5m, and often across 3.6m, load bearing wall width to be torn open is 240mm, and collar tie beam size to be reinforced is 250 × 250mm, treats reinforcing construction
Column dimension is 240 × 240mm, and seismic fortification intensity is 7 degree, the design basic acceleration 0.15g of earthquake, classification of design earthquake the
Three groups, Architectural site partition is II class.
As shown in Fig. 4 ~ 5, interim underpinning structure：The interim underpinning structure is by 6 structure of scaffold 8, I-steel 7 and steel plate
Into the interim underpinning structure is to be close to collar tie beam position below collar tie beam 3 to dig the mouth 5 that holes, and 5 size of hole presses required 6 He of steel plate
I-steel 7 it is wide it is high determine, be put into 1m long I-steel 7 and 200 × 150 × 80mm steel plates 6 hole is laterally centered, steel plate 6 put
It is placed in above I-steel 7, I-steel 7 is then jacked up into supporting ring beam 3 from both sides with scaffold 8；7 model of I-steel is to pass through public affairs
FormulaCalculate gained；The interim underpinning structure is per mono- group of 1.5m；
In formula,- shaped steel section modulus；
- beam maximal bending moment design value；
- plastic ratio of member section, I-steel take 1.05；
- steel bending strength design value.
Remove load bearing wall：It treats that the interim underpinning structure construction in two groups of 3 times both ends of collar tie beam finishes, starts to remove both ends load bearing wall
2, it is described remove load bearing wall 2 and should follow the sequence at " from both ends to middle part " carry out, and strictly observe support one end collar tie beam 3 and remove pair
The requirement of one end wall is answered, forbids disposably to remove.
As shown in Fig. 6 ~ 9, reinforcing constructional column and collar tie beam：Constructional column is proceeded by after 3 times both ends load bearing walls 2 of collar tie beam are removed
4 reinforce, and start to reinforce collar tie beam 3 after load bearing wall 2 is all removed, the reinforcing constructional column 4 and collar tie beam 3 are new by newly-increased collar tie beam
Increase that steel bar stress 11 and constructional column increase steel bar stress 12 newly and external wrapping concrete increases 10 section of 9 section of collar tie beam and constructional column,
And tension rib 16, U-shaped screw rod stirrup 13 and band steel 14 are set to enhance newly-increased section and the globality of former component part；
Reinforcing constructional column 4 and collar tie beam 3 should be carried out at the same time, and are cast in collar tie beam together with I-steel 7 and increased newly in face 9, poured and are integrated.
As shown in Figure 10 ~ 11, interim underpinning structure is removed：It is torn open when reinforcing rear beam column concrete reaches design strength
Except interim underpinning structure, I-steel 7 need to only be grown 3 wide portion of collar tie beam and directly cut off by the interim underpinning structure of dismounting.
As shown in figure 12, so far, engineering integral construction finishes, and brick-and-concrete buildings become bottom Partial frame structure and build
It builds.Former load bearing wall is removed, and collar tie beam 3 is replaced by the rc-frame-beam of 350 × 500mm, and constructional column 4 changes 550 into ×
The reinforced concrete frame column of 650mm.
Claims (5)
1. the load bearing wall that brick mix structure is changed to frame structure changes girder construction, including rc-frame-beam, steel reinforced concrete frame
Trestle, which is characterized in that its rc-frame-beam is by former collar tie beam（3）, I-steel（7）, steel plate（6）, collar tie beam increase newly by
Power reinforcing bar（11）It forms, collar tie beam increases steel bar stress newly（11）It is in I-steel（7）Outer collar tie beam increases section newly（9）Inside pass through；Steel
Reinforced concrete frame column is by former constructional column（4）, constructional column increase steel bar stress newly（12）, U-shaped screw rod stirrup（13）And band steel
（14）It forms, constructional column increases steel bar stress newly（12）It is to plant to increase section newly in constructional column（10）It is interior and pass through U-shaped screw rod stirrup
（13）Across wall and band steel（14）It is connected to a fixed.
2. the load bearing wall that brick mix structure according to claim 1 is changed to frame structure changes girder construction, which is characterized in that described
Rc-frame-beam light plate（6）It is 200 × 150 × 80mm steel plates.
3. the load bearing wall that brick mix structure according to claim 1 is changed to frame structure changes girder construction, which is characterized in that described
Rc-frame-beam is by I-steel（7）And steel plate（6）It is cast in collar tie beam and increases section newly（9）It is interior, it pours and is integrated.
4. the load bearing wall that brick mix structure according to claim 1 is changed to frame structure changes girder construction, which is characterized in that described
Reinforced concrete frame column is to increase constructional column below beam newly steel bar stress（12）It is anchored at collar tie beam and increases section newly（9）It is interior, by structure
It makes column and increases steel bar stress newly（12）Across floor（15）It is anchored in floor（15）On.
5. the load bearing wall that brick mix structure is changed to frame structure changes beam structure construction method, which is characterized in that its step is：
（1）Interim underpinning structure：The interim underpinning structure is by scaffold（8）, I-steel（7）And steel plate（6）It forms, it is described
Interim underpinning structure is in collar tie beam（3）It is close to collar tie beam position and digs the mouth that holes in lower section（5）, hole（5）Size presses required steel plate（6）With
I-steel（7）It is wide high to determine, 1m long I-steel is put into hole is laterally centered（7）With 200 × 150 × 80mm steel plates（6）, by steel
Plate（6）It is positioned over I-steel（7）Above, scaffold is then used（8）From both sides by I-steel（7）Jack up supporting ring beam（3）；I-shaped
Steel（7）Model is to pass through formulaCalculate gained；The interim underpinning structure is per mono- group of 1.5m；
In formula,- shaped steel section modulus；
- beam maximal bending moment design value；
- plastic ratio of member section, I-steel take 1.05；
- steel bending strength design value；
（2）Remove load bearing wall：Treat collar tie beam（3）The lower interim underpinning structure construction in two groups of both ends finishes, and starts to remove both ends load bearing wall
（2）, the dismounting load bearing wall（2）The sequence from both ends to middle part should be followed to carry out, and strictly observe support one end collar tie beam（3）It tears open
Except the requirement of corresponding one end wall, forbid disposably to remove；
（3）Reinforcing constructional column and collar tie beam：Treat collar tie beam（3）Lower both ends load bearing wall（2）Constructional column is proceeded by after dismounting（4）It reinforces,
Treat load bearing wall（2）Start to reinforce collar tie beam after all removing（3）, the reinforcing constructional column（4）And collar tie beam（3）It is by newly-increased circle
Beam increases steel bar stress newly（11）Steel bar stress is increased newly with constructional column（12）And external wrapping concrete increases collar tie beam（9）Section and construction
Column increases section newly（10）, and tension rib is set（16）, U-shaped screw rod stirrup（13）And band steel（14）To enhance newly-increased section
With the globality of former component part；Reinforcing constructional column（4）And collar tie beam（3）It should be carried out at the same time, and together with I-steel（7）It is cast in circle
Beam increases face newly（9）It is interior, it pours and is integrated；
（4）Remove interim underpinning structure：It carries out removing interim underpinning structure when reinforcing rear beam column concrete reaches design strength,
The interim underpinning structure of dismounting only need to be by I-steel（7）Grow collar tie beam（3）Wide portion is directly cut off；
（5）It should be noted that Multi-storey block remove load bearing wall when changing into, should construct according to sequence from down to up, first
The strengthening reconstruction construction of building first layer is carried out, first layer can construct after constructing into the second layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810243737.4A CN108222540A (en) | 2018-03-23 | 2018-03-23 | The load bearing wall that brick mix structure is changed to frame structure changes girder construction and construction method |
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| CN201810243737.4A CN108222540A (en) | 2018-03-23 | 2018-03-23 | The load bearing wall that brick mix structure is changed to frame structure changes girder construction and construction method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441134A (en) * | 2018-11-27 | 2019-03-08 | 大连久鼎特种建筑工程有限公司 | Building brick mix structure underpins into frame structure |
| CN110644803A (en) * | 2019-09-26 | 2020-01-03 | 南充职业技术学院 | Method for underpinning building brick-concrete structure into frame structure |
| CN110748193A (en) * | 2019-10-22 | 2020-02-04 | 武汉华科永信建筑工程有限公司 | Construction process for chiseling bearing wall |
| CN110792282A (en) * | 2019-11-12 | 2020-02-14 | 苏州中固建筑科技股份有限公司 | Transformation method of frame column without support underpinning |
| CN111173304A (en) * | 2018-11-13 | 2020-05-19 | 杭州固力建筑工程有限公司 | Reinforcing method for additionally arranging door opening on transformed bearing wall of brick-concrete structure house |
| CN114293805A (en) * | 2021-12-27 | 2022-04-08 | 上海建工二建集团有限公司 | Underpinning structure and method for opening bearing wall |
| CN115653346A (en) * | 2022-12-26 | 2023-01-31 | 上海建工一建集团有限公司 | Wall and beam replacement structure of existing house and construction method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003097950A2 (en) * | 2002-05-20 | 2003-11-27 | Iwood Singapore Pte Ltd | In-situ construction of concrete building |
| CN101078299A (en) * | 2007-06-25 | 2007-11-28 | 李林 | Method for reconstructing frontage multilayer brick-concrete structure building to frame structure building |
| CN203821879U (en) * | 2014-05-12 | 2014-09-10 | 国家电网公司 | Underpinning frame used for safely detaching load bearing wall |
| CN104594655A (en) * | 2014-12-05 | 2015-05-06 | 杭州固力建筑工程有限公司 | Application method for dismantling temporary supports in brick-concrete structure wall |
| CN105804426A (en) * | 2016-03-24 | 2016-07-27 | 扬州大学 | Masonry structure transformation method and underpinning structure for masonry structure transformation |
| CN208056684U (en) * | 2018-03-23 | 2018-11-06 | 兰州理工大学 | The load bearing wall that brick mix structure is changed to frame structure changes girder construction |
-
2018
- 2018-03-23 CN CN201810243737.4A patent/CN108222540A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003097950A2 (en) * | 2002-05-20 | 2003-11-27 | Iwood Singapore Pte Ltd | In-situ construction of concrete building |
| CN101078299A (en) * | 2007-06-25 | 2007-11-28 | 李林 | Method for reconstructing frontage multilayer brick-concrete structure building to frame structure building |
| CN203821879U (en) * | 2014-05-12 | 2014-09-10 | 国家电网公司 | Underpinning frame used for safely detaching load bearing wall |
| CN104594655A (en) * | 2014-12-05 | 2015-05-06 | 杭州固力建筑工程有限公司 | Application method for dismantling temporary supports in brick-concrete structure wall |
| CN105804426A (en) * | 2016-03-24 | 2016-07-27 | 扬州大学 | Masonry structure transformation method and underpinning structure for masonry structure transformation |
| CN208056684U (en) * | 2018-03-23 | 2018-11-06 | 兰州理工大学 | The load bearing wall that brick mix structure is changed to frame structure changes girder construction |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173304A (en) * | 2018-11-13 | 2020-05-19 | 杭州固力建筑工程有限公司 | Reinforcing method for additionally arranging door opening on transformed bearing wall of brick-concrete structure house |
| CN109441134A (en) * | 2018-11-27 | 2019-03-08 | 大连久鼎特种建筑工程有限公司 | Building brick mix structure underpins into frame structure |
| CN110644803A (en) * | 2019-09-26 | 2020-01-03 | 南充职业技术学院 | Method for underpinning building brick-concrete structure into frame structure |
| CN110748193A (en) * | 2019-10-22 | 2020-02-04 | 武汉华科永信建筑工程有限公司 | Construction process for chiseling bearing wall |
| CN110792282A (en) * | 2019-11-12 | 2020-02-14 | 苏州中固建筑科技股份有限公司 | Transformation method of frame column without support underpinning |
| CN114293805A (en) * | 2021-12-27 | 2022-04-08 | 上海建工二建集团有限公司 | Underpinning structure and method for opening bearing wall |
| CN115653346A (en) * | 2022-12-26 | 2023-01-31 | 上海建工一建集团有限公司 | Wall and beam replacement structure of existing house and construction method thereof |
| CN115653346B (en) * | 2022-12-26 | 2023-03-10 | 上海建工一建集团有限公司 | Existing house wall beam replacement structure and construction method thereof |
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