CN1262373A - Method for correcting obliqueness of high building and exchanging bridge abutment with adjustable equipment - Google Patents
Method for correcting obliqueness of high building and exchanging bridge abutment with adjustable equipment Download PDFInfo
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- CN1262373A CN1262373A CN 00102045 CN00102045A CN1262373A CN 1262373 A CN1262373 A CN 1262373A CN 00102045 CN00102045 CN 00102045 CN 00102045 A CN00102045 A CN 00102045A CN 1262373 A CN1262373 A CN 1262373A
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Abstract
A method for correcting the oblique high building or exchanging bridge abutment with the slope-adjustable equipment features that several working supporters with the slope-adjustable equipment in each are arranged under the bottom of the high building to be corrected for bearing the above structural load. When the building is correcting, the piling wall is cut off and the adjustable equipment is lowered to force the building to be lowered. Its advantages are smooth and safe correction, easy operation and low cost.
Description
The present invention relates to common structure,, especially belong to existing high-rise building rectification with to the method for exchanging bridge abutment as the method that buildings such as masonry structure, frame construction, frame-shear wall structure, tubular construction carry out rectification.
Building often causes inclination because of reasons such as foundation soil reason, design reasons, construction and uses, just becomes dilapidated house when tilting to surpass 7 ‰, needs rectification can continue to use.The rectification of low layer and tier building has soil digging forced landing method and jacking correcting method two big classes, has formed national sector standard, but has also lacked effective rectification means for high-rise building.Known to the applicant, increase " 100 meters chimney stack rectifications are reinforced " of delivering layer transformation seminar " building increases layer and transforms a collection of thesis " lining at the 3rd building in April, 1994 whole nation and adopted soil digging forced landing and preloading forced-landing tilt correcting technology, this chimney substrate has 1.9 meters thick high-compressibility weak soil layers, 4 meters of chimney raft buried depths, conduct oneself with dignity 2600 tons, in high-rise building, when meeting the weak soil layer, all adopt pile foundation, and embedded depth of foundation reaches the building overall height more than 1/12, the weight of building own is big, the single-column load often reaches tens thousand of KN, therefore can't adopt soil digging forced landing method and preloading correcting method, needs 1.5 times of building loads as for lift-up method rectification equipment needed thereby by industry standard, the pillar of the tens thousand of KN of load need be used tens of on nominal load 300KN to 500KN jack, so the rectification of the difficult employing of high-rise building lift-up method.
The object of the present invention is to provide a kind of labour-saving building forced landing method, at the building frame post, shear wall and cylindrical shell bottom are provided with the work bearing, bear the temporary support of the whole loads of building during as rectification, all adorning an inclined-plane tunable arrangement in the middle of each work bearing makes the huge load above the bearing be converted into the power that promotes inclined-plane tunable arrangement intermediate wedge slide block downslide, becoming the weight forced landing glides along the inclined-plane into promoting slide block, therefore only just can make the frame column of load in ten thousand KN, shear wall with nominal load 300KN and 500KN jack commonly used, cylindrical shell descends and reaches predetermined rectification purpose.
The technical solution used in the present invention is that high-rise building frame column, the shear wall cylindrical shell bottom in the need rectification is provided with several work bearings, the work bearing replaces original structure to bear the whole loads of top-out in the rectification process, and each work bearing all is made up of last fixed bearing, following fixed bearing and middle inclined-plane tunable arrangement.
The inclined-plane tunable arrangement comprises top shoe, sliding block, intermediate wedge slide block, and by the push system of wedge block in the passing of forming by pull bar, jack, cushion block, crossbeam, crossbeam bearing, force transmission rack.Available Fig. 3, Fig. 4 adorn method, and also available Fig. 5 adorns method, look cylinder, body of wall surrounding space conditional decision.
Establishing the contact beam on the frame column between the fixed bearing, making frame column stable, cutting off body of wall when on shear wall and cylindrical shell, between the fixed bearing coupling beam reinforcing wall being set in order to rectification in rectification process median-plane location.
Workflow is: 1, make the work bearing, 2, cut off frame column, shear wall, cylindrical shell between the inclined-plane tunable arrangement when the work bearing can bear the whole load of top-out; 3, the intermediate wedge slide block with jack promotion inclined-plane tunable arrangement glides its inclined-plane along sliding block, reduces inclined-plane adjustable seats height, and frame column, shear wall, cylindrical shell are descended.When the journey of the full top of jack of each actuating length, the retraction jack is loaded onto cushion block in the jack back, and advancing with jack promotion intermediate wedge slide block stops when cycling like this reaches rectification target again.4, connect the cut-off parts frame column by designing requirement, the shear wall cylindrical shell, 5, etc. connected body remove the work bearing after reaching design strength, recover the building original appearance.
The slide block manufacturing materials of inclined-plane tunable arrangement can be used dress concrete in welding steel, cast steel, cast iron, the alloy steel welding steel shell, or steel concrete is looked, and load is big or small to be selected.
Advantage of the present invention is that (1) the present invention operates more than the highrise building basal plane, therefore not influenced by foundation soil and not influenced by buried depth, and the pile foundation situation influences, and therefore can be widely used in the rectification of high-rise inclined building.(2) the present invention convert the forced landing of weight to promote in the inclined-plane tunable arrangement intermediate wedge slide block can be laborsaving more than 95% in the inclined-plane slide down, therefore make the forced landing of weight easy, (3) the present invention has simplified inclination correction method, only needs construction investment 10%-20% can finish high-rise building rectification operation through measuring and calculating.(4) all be seated on the solid bearing at rectification overall process building, whole rectification process safety and steady can not influence the normal use of superstructure.(5) the every slippage of ordinary circumstance intermediate wedge slide block is 1 millimeter, only force-lands 0.2 millimeter, so rectification precision height, can reach 0.2 millimeter.(6) when at the bottom of the bridge beam-ends beam when abutment table top clear height is less than the jack height, can adopt the inclined-plane tunable arrangement to change big bridge seat, reduce investment outlay 50% than additive method.
Fig. 1 is highrise building rectification general principles figure
Fig. 2 changes the bearing schematic diagram for large bridge
Fig. 3 is an one-sided dress inclined-plane tunable arrangement schematic diagram
Fig. 4 is Fig. 3 vertical view
Fig. 5 is bilateral dress inclined-plane tunable arrangement schematic diagram
Fig. 6 tightens schematic diagram for one-sided dress inclined-plane tunable arrangement
Fig. 7 is Fig. 6 vertical view
Bearing 6 original constructure bases 7 coupling beams 8 that 5 times fixed bearings of fixed bearing 4 inclined-plane tunable arrangements, 41 top shoe 42 intermediate wedge slide blocks, 43 sliding block 44 pull bars, 45 jack 46 cushion blocks, 47 crossbeam 48 crossbeam bearings, 49 force transmission racks 50 need to change on 1 original building frame column, 10 cylinders, 2 original building shear walls, cylindrical shell 20 cylindrical shells 3 are got in touch beams
Be the specific embodiment of the invention below
Highrise building frame column 1 two bottom sides in the need rectification respectively is provided with a work bearing as shown in Figure 1, shear wall cylindrical shell 2 bottoms are provided with several work bearings, the work bearing is by last fixed bearing 3, following fixed bearing 5 and middle inclined-plane tunable arrangement 4 are formed, when being set between the fixed bearing 3 on the shear wall cylindrical shell in order to forced landing, coupling beam 7 reinforcing walls cut off body of wall, on each post between the fixed bearing 3, contact beam 8 is set, with the shakeless deckle trestle in rectification process plan-position, middle inclined-plane tunable arrangement can be used Fig. 3, dress method shown in Figure 4, also can adorn method with Fig. 5, look cylinder body of wall surrounding space conditional decision, general medial post is adorned method with Fig. 5, two side columns Fig. 3, Fig. 4 adorns method.
As Fig. 3, shown in Figure 4, one-sided dress inclined-plane tunable arrangement comprises top shoe 41, the thrust device of promotion intermediate wedge slide block downslide is formed and be provided with to middle wedge block 42 and sliding block 43, thrust device is by pull bar 44, crossbeam bearing 48, crossbeam 47, cushion block 46, jack 45 is formed, when the work bearing reaches designing requirement and can bear the whole load of superstructure, cylinder 10 shear walls and the cylindrical shell 20 that cut off between the inclined-plane tunable arrangement 4 are all fallen on the work bearing superstructure load, promoting jack 45 makes intermediate wedge sliding 42 glide along the inclined-plane of sliding block 43, thereby reduce the adjustable seats height, the cylinder body of wall is descended.Jack top journey is limited generally has only 150 millimeters to 200 millimeters, promotes the jack that promptly bounces back after the jack top journey at every turn, adds cushion block 46 thereafter, promotes jack again and pushes ahead, and the rectification operation is finished in so cycling when reaching rectification target.
As shown in Figure 5, tunable arrangement left side, bilateral dress inclined-plane is for promoting the thrust device that the intermediate wedge slide block glides, and the right side is the thrust device that holds out against upper and lower fixed bearing.The inclined-plane tunable arrangement is made up of wedge block 42 in the top shoe 41 and sliding block 43, and right side, left side thrust device is made up of pull bar 44, crossbeam bearing 48, jack 45, crossbeam 47, cushion block 46 respectively.Promptly carry out repair after reaching rectification target, at first, when the connection place reaches designing requirement, just can roll over, recover the building original appearance except that the unnecessary exposed portions serve of work bearing by designing requirement connecting column and body of wall.
Need change bearing when large bridge and when the abutment table surface height is less than required tonnage jack height, can the inclined-plane tunable arrangement be set at the bottom of the beam and between the abutment at the bottom of the beam by shown in Figure 2, use Fig. 6, inclined-plane shown in Figure 7 tunable arrangement, it comprises top shoe 41, intermediate wedge slide block 42, sliding block 43, top shoe 41 passes through force transmission rack 49 and crossbeam 47 with sliding block 43, jack 45 links to each other with cushion block 46, intermediate wedge slide block 42 links to each other with crossbeam 47 by pull bar 44, making jack 45 promote force transmission rack 49 pulling intermediate wedge slide blocks 42 tightens, Songyuan City, top bearing, take out the bearing 50 that needs replacing, more renew bearing.
The material of inclined-plane tunable arrangement 4 can be used steel concrete, dress concrete in the welding steel, and welding steel, cast steel, cast iron and alloy steel are made.
Claims (4)
1, a kind of method of carrying out highrise building rectification and exchanging bridge abutment with tunable arrangement, it is made between original building frame column (1), shear wall or cylindrical shell (2) and basis (6) and goes up fixed bearing (3) and following fixed bearing (5), it is characterized in that: between last fixed bearing (3) and following fixed bearing (5), set up inclined-plane tunable arrangement (4), make that the post wall separates up and down between the inclined-plane tunable arrangement (4), utilize inclined-plane tunable arrangement (4) operation of force-landing.
2, method of carrying out high-rise building rectification and exchanging bridge abutment with tunable arrangement according to claim 1, it is characterized in that inclined-plane tunable arrangement (4) is by between top shoe (41), the sliding block (43) intermediate wedge slide block (42) being housed, top shoe (41) links to each other with crossbeam (47) by pull bar (44) with sliding block (43), jack (45) links to each other with intermediate wedge slide block (42) with crossbeam (47), cushion block (46) and crossbeam (47) link to each other with jack (45) form.
3, method of carrying out highrise building rectification and exchanging bridge abutment with tunable arrangement according to claim 1, it is characterized in that inclined-plane tunable arrangement (4) is by top shoe (41), intermediate wedge slide block (42) is housed between the sliding block (43), intermediate wedge slide block (42) links to each other with crossbeam (47) by pull bar (44), top shoe (41), sliding block (43) links to each other with jack (45) by force transmission rack (49), jack (45) links to each other with crossbeam (47) or cushion block (46) with force transmission rack (49), cushion block (46) and jack (45) link to each other with crossbeam (47) form.
4, according to claim 1ly carry out the method for high-rise building rectification and exchanging bridge abutment with tunable arrangement, it is characterized in that: the material of inclined-plane tunable arrangement (4) can use in steel concrete, the welding steel dress concrete, welding steel, cast steel, cast iron and alloy steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00102045 CN1262373A (en) | 2000-02-23 | 2000-02-23 | Method for correcting obliqueness of high building and exchanging bridge abutment with adjustable equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00102045 CN1262373A (en) | 2000-02-23 | 2000-02-23 | Method for correcting obliqueness of high building and exchanging bridge abutment with adjustable equipment |
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| CN1262373A true CN1262373A (en) | 2000-08-09 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101476298A (en) * | 2009-01-24 | 2009-07-08 | 中国建筑第二工程局有限公司 | Integral bridge descending construction method and construction equipment |
| CN100570066C (en) * | 2007-09-13 | 2009-12-16 | 北京公联洁达公路养护工程有限公司 | Change the Template Location method of laminated rubber bearing on the road bridge abutment |
| CN103104101A (en) * | 2013-01-18 | 2013-05-15 | 大连久鼎特种建筑工程有限公司 | Construction deviation correcting method utilizing recursion top pressing method |
| CN112160257A (en) * | 2020-10-30 | 2021-01-01 | 成都济通路桥科技有限公司 | Temporary supporting device and support replacing method |
-
2000
- 2000-02-23 CN CN 00102045 patent/CN1262373A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100570066C (en) * | 2007-09-13 | 2009-12-16 | 北京公联洁达公路养护工程有限公司 | Change the Template Location method of laminated rubber bearing on the road bridge abutment |
| CN101476298A (en) * | 2009-01-24 | 2009-07-08 | 中国建筑第二工程局有限公司 | Integral bridge descending construction method and construction equipment |
| CN103104101A (en) * | 2013-01-18 | 2013-05-15 | 大连久鼎特种建筑工程有限公司 | Construction deviation correcting method utilizing recursion top pressing method |
| CN103104101B (en) * | 2013-01-18 | 2015-01-21 | 大连久鼎特种建筑工程有限公司 | Construction deviation correcting method utilizing recursion top pressing method |
| CN112160257A (en) * | 2020-10-30 | 2021-01-01 | 成都济通路桥科技有限公司 | Temporary supporting device and support replacing method |
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