CN109518605A - The telescopic overhanging support of one kind and its installation method - Google Patents
The telescopic overhanging support of one kind and its installation method Download PDFInfo
- Publication number
- CN109518605A CN109518605A CN201811089896.XA CN201811089896A CN109518605A CN 109518605 A CN109518605 A CN 109518605A CN 201811089896 A CN201811089896 A CN 201811089896A CN 109518605 A CN109518605 A CN 109518605A
- Authority
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- China
- Prior art keywords
- support
- plate
- overhanging
- screw rod
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 238000010276 construction Methods 0.000 claims abstract description 18
- 230000013632 homeostatic process Effects 0.000 claims abstract description 4
- 239000003351 stiffener Substances 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 230000010006 flight Effects 0.000 claims 2
- 238000005266 casting Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 239000002131 composite material Substances 0.000 description 2
- 238000009408 flooring Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- 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
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
Abstract
The present invention is the telescopic overhanging support of one kind and its installation method, including vertical support, horizontally-supported, bearing diagonal, undersetting, upper bracket and overhanging six parts of support；Vertical support holds out against undersetting and upper bracket in upper lower flange, then clamps undersetting, guarantees the homeostasis of support.Horizontally-supported and bearing diagonal adjustable range meets overhanging and requires, installation template or laying steel bar truss floor support plate, then casting concrete.The advantages of structure: construction cost is low: telescopic overhanging support reduces the usage amount of scaffold, while can also reuse, and reduces construction cost；Construction efficiency is high: save scaffold sets up the time, improves the efficiency of template installation；Easy for construction: the installing and dismounting for overhanging support is very convenient, and disassembly can be mounted directly with ladder truck.
Description
Technical field
The invention patent belongs to bridge and steel building field, and in particular to the telescopic overhanging support of one kind and its peace
Dress method can be used for temporary support when steel-concrete composite beam bridge floorings overhanging part concrete slab pours, it is also possible to
In the temporary support of steel building high-altitude overhanging plate.
Background technique
With the development of society, the very high building of single layer height is more and more, in bridge, the utilization of steel construction is also increasingly
Extensively.When single story building top layer needs to do concrete outrigger platform, following support shuttering is constructed very troublesome, steel-concrete
The side overhanging bridge floor lower support template of composite beam bridge is also very troublesome, all there is height height, full hall scaffold is at high cost, takes
If scaffold also needs more durations.If increasing permanent support in structure will increase cost and dead load.
A kind of telescopic overhanging support, avoids the use of full hall scaffold, alleviates dead load, moreover it is possible to shorten work
Phase, and guarantee construction quality.
Summary of the invention
The invention patent mainly solving the technical problems that: how to reduce scaffolding work amount；How temporary support is guaranteed
Meet concreting requirement；How the stability of temporary support itself is guaranteed；How different cantilevered plate the needs of etc. is met, from
And a kind of telescopic overhanging support is provided, the use of full hall scaffold is avoided, dead load is alleviated, moreover it is possible to shorten work
Phase, and guarantee construction quality.
The above-mentioned technical problem of the invention patent is mainly to be addressed by following technical proposals:
A kind of telescopic overhanging support, includes vertical support, horizontally-supported, bearing diagonal, undersetting, upper bracket and overhanging
Support；
The vertical support includes set on two screw rods at both ends, the screw rod end plate on the inside of two screw rods, across two
The casing of root screw rod inner end and the casing end plate containing internal screw thread set on outside of sleeve, wherein two screw flight direction phases
Instead, when rotating casing, it is ensured that for screw rod relative to casing with into out, screw rod end plate can prevent screw rod from falling off；
It is described it is horizontally-supported comprising set on two screw rods at both ends, the screw rod end plate on the inside of two screw rods, across two
The casing of root screw rod inner end and the casing end plate containing internal screw thread set on outside of sleeve, wherein two screw flight direction phases
Instead, when rotating casing, it is ensured that for screw rod relative to casing with into out, screw rod end plate can prevent screw rod from falling off；
The bearing diagonal includes two screw rods set on both ends, the screw rod end plate on the inside of two screw rods, across two
The casing of screw rod inner end, the casing end plate containing internal screw thread, the connecting plate on the outside of screw rod, engaging lug set on outside of sleeve
Seven parts of plate and pin shaft form, and the outside of connection otic placode and screw rod is welded, and pin shaft is connected on connecting plate otic placode, and bearing diagonal turns
Kinetic energy enough adjusts horizontally-supported distance, ensure that the different sizes of cantilevered plate；The undersetting by base-plate, stiffening plate,
Backing plate, otic placode and bolt composition, backing plate are welded with stiffening plate, and wherein the side of backing plate is concordant with seat bottom plate and stiffening plate, backing plate
The other side, which is present between bottom plate and stiffening plate, forms a gap；Plate thickness depends on the thickness of girder steel bottom wing listrium, support bottom
Girder steel lower flange board clamping can be haved the function that reinforcement by the gap between plate and stiffening plate；
The upper bracket includes support plate, bottom plate and stiffener；
The overhanging support includes support plate, bottom plate, stiffener and connection otic placode；
Wherein vertical support and undersetting, upper bracket weld, horizontally-supported to weld with upper bracket, overhanging support, bearing diagonal
With undersetting, overhanging pins axis connection；Vertical support holds out against upper undersetting in upper lower flange, then clamps undersetting, protects
The homeostasis of support is demonstrate,proved, horizontally-supported and bearing diagonal adjustable range meets overhanging and requires, to reach the construction requirement of structure.
Preferably, having additional anti-skidding pin shaft on described sleeve pipe end plate.Guarantee not slide when Construction of Supporting.
Invention additionally discloses a kind of installation methods of telescopic overhanging support, comprising the following steps:
Step 1: according to girder steel height or steel box-girder height and the suitable overhanging support of overhanging distance selection；
Step 2: overhanging branch tie distance according to setting after calculating analysis；
Step 3: adjusting the overhanging value of overhanging support according to the distance of cantilevered plate, overhanging distance is fixed on ground；
Step 4: setting up simple scaffold or utilizing ladder truck installation overhanging support；
Step 5: in the upper surface installation template or steel bar truss floor support plate of support upper bracket and overhanging support；
Step 6: after the completion of with concreting, disassembly support.
The effect of invention and advantage:
1, construction cost is low: telescopic overhanging support reduces the usage amount of scaffold, while can also reuse, and drops
Low construction cost.
2, construction efficiency is high: save scaffold sets up the time, improves the efficiency of template installation.
3, easy for construction: the installing and dismounting for overhanging support is very convenient, and disassembly can be mounted directly with ladder truck.
Detailed description of the invention
Fig. 1 is telescopic overhanging support shaft side figure；
Fig. 2 is telescopic overhanging support elevation；
Fig. 3 is vertical support schematic diagram；
Fig. 4 is horizontally-supported schematic diagram；
Fig. 5 is bearing diagonal schematic diagram；
Fig. 6 is undersetting schematic diagram；
Fig. 7 is upper bracket schematic diagram；
Fig. 8 is overhanging support schematic diagram；
Fig. 9 is overhanging support for steel box-girder schematic diagram；
Figure 10 is overhanging support for H-type beam schematic diagram.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1: as shown in figures 1-8, a kind of telescopic overhanging support, comprising vertical support 1, it is horizontally-supported 2, tiltedly prop up
Support 3, undersetting 4, upper bracket 5 and overhanging support 6；
The vertical support includes screw rod 11, screw rod end plate 12, casing 13 and the casing end plate 14 containing internal screw thread, wherein two
Root screw flight is contrary, when rotating casing, it is ensured that for screw rod relative to casing with into going out, screw rod end plate can be with
Prevent screw rod from falling off；
Described horizontally-supported 2 containing screw rod 21, screw rod end plate 22, casing 23 and casing end plate 24 containing internal screw thread, wherein two
Root screw flight is contrary, when rotating casing, it is ensured that for screw rod relative to casing with into going out, screw rod end plate can be with
Prevent screw rod from falling off；
The bearing diagonal 3 containing screw rod 31, screw rod end plate 32, casing 33, the casing end plate 34 containing internal screw thread, connecting plate 35,
37 7 parts of connection otic placode 36 and pin shaft form, and the outside of connection otic placode and screw rod is welded, and pin shaft is connected on connecting plate otic placode,
The rotation of bearing diagonal can adjust horizontally-supported distance, ensure that the different sizes of cantilevered plate；
The undersetting 4 is made of base-plate 41, stiffening plate 42, backing plate 43, otic placode 44 and bolt 45, backing plate 43 with plus
Strong plate 42 welds, and wherein the side of backing plate is concordant with seat bottom plate 41 and stiffening plate 42, the present bottom plate 41 in the backing plate other side and reinforcement
A gap is formed between plate 42；Plate thickness depends on the thickness of girder steel bottom wing listrium, the seam between base-plate and stiffening plate
Girder steel lower flange board clamping can be haved the function that reinforcement by gap；The upper bracket 5 includes support plate 51, bottom plate 52 and puts more energy into
Plate 53；
The overhanging support 6 includes support plate 61, bottom plate 62, stiffener 63 and connection otic placode 64；
Wherein vertical support 1 and undersetting 4, upper bracket 5 weld, and horizontally-supported 2 weld with upper bracket 5, overhanging support 6,
Bearing diagonal 3 is connect with undersetting 4, overhanging 6 pin shaft of support；Vertical support holds out against upper undersetting in upper lower flange, then clamps
Undersetting guarantees the homeostasis of support, and horizontally-supported 2 and 3 adjustable range of bearing diagonal meet overhanging and require, to reach structure
Construction requirement.
Wherein horizontally-supported 2 and 3 adjustable range of bearing diagonal meet overhanging require, installation template or be laid with steel bar girder building
Board, then casting concrete.Above-mentioned telescopic overhanging support construction avoids the use of full hall scaffold, alleviates structure
Self weight, moreover it is possible to shorten the construction period, and guarantee construction quality.
Embodiment 2: the present embodiment further includes a kind of installation method of telescopic overhanging support, comprising the following steps:
Step 1: being closed according to 8 height (see Figure 10) of girder steel or steel box-girder 7 (see Fig. 9) height and overhanging distance selection
Suitable overhanging support；
Step 2: overhanging branch tie distance according to setting after calculating analysis；
Step 3: adjusting the overhanging value of overhanging support according to the distance of cantilevered plate, overhanging distance is fixed on ground；
Step 4: setting up simple scaffold or utilizing ladder truck installation overhanging support；
Step 5: in the upper surface installation template 9 or steel bar truss floor support plate 9 of support upper bracket 5 and overhanging support 6
(see Fig. 9,10)；
Step 6: after the completion of with concreting, disassembly support.
Claims (3)
1. a kind of telescopic overhanging support, includes vertical support, horizontally-supported, bearing diagonal, undersetting, upper bracket and overhanging branch
Seat；The vertical support includes set on two screw rods at both ends, the screw rod end plate on the inside of two screw rods, across two screw rods
The casing of inner end and the casing end plate containing internal screw thread set on outside of sleeve, wherein two screw flights are contrary, when
When rotating casing, it is ensured that for screw rod relative to casing with into out, screw rod end plate can prevent screw rod from falling off；
It is described it is horizontally-supported comprising set on two screw rods at both ends, the screw rod end plate on the inside of two screw rods, across two spiral shells
The casing of bar inner end and the casing end plate containing internal screw thread set on outside of sleeve, wherein two screw flights are contrary,
When rotating casing, it is ensured that for screw rod relative to casing with into out, screw rod end plate can prevent screw rod from falling off；
The bearing diagonal includes set on two screw rods at both ends, the screw rod end plate on the inside of two screw rods, across two screw rods
The casing of inner end, the casing end plate containing internal screw thread set on outside of sleeve, the connecting plate on the outside of screw rod, connection otic placode and
Seven parts of pin shaft form, and the outside of connection otic placode and screw rod is welded, and pin shaft is connected on connecting plate otic placode, the rotation energy of bearing diagonal
Horizontally-supported distance is enough adjusted, ensure that the different sizes of cantilevered plate；
The undersetting is made of base-plate, stiffening plate, backing plate, otic placode and bolt, and backing plate is welded with stiffening plate, wherein backing plate
Side it is concordant with seat bottom plate and stiffening plate, the backing plate other side, which is present between bottom plate and stiffening plate, forms a gap；Plate thickness
Depending on the thickness of girder steel bottom wing listrium, gap between base-plate and stiffening plate is by girder steel lower flange board clamping, Neng Gouda
To the effect of reinforcement；
The upper bracket includes support plate, bottom plate and stiffener；
The overhanging support includes support plate, bottom plate, stiffener and connection otic placode；
Wherein vertical support and undersetting, upper bracket weld, and horizontally-supported to weld with upper bracket, overhanging support, bearing diagonal is under
Support, overhanging pins axis connection；Vertical support holds out against upper undersetting in upper lower flange, then clamps undersetting, guarantees branch
The homeostasis of support, horizontally-supported and bearing diagonal adjustable range meets overhanging and requires, to reach the construction requirement of structure.
2. the telescopic overhanging support of one kind according to claim 1, which is characterized in that added on described sleeve pipe end plate
There is anti-skidding pin shaft.
3. a kind of installation method of telescopic overhanging support claimed in claims 1-2, which is characterized in that including following step
It is rapid:
Step 1: according to 8 height of girder steel or 7 height of steel box-girder and the suitable overhanging support of overhanging distance selection；
Step 2: overhanging branch tie distance according to setting after calculating analysis；
Step 3: adjusting the overhanging value of overhanging support according to the distance of cantilevered plate, overhanging distance is fixed on ground；
Step 4: setting up simple scaffold or utilizing ladder truck installation overhanging support；
Step 5: in the upper surface installation template or steel bar truss floor support plate of support upper bracket and overhanging support；
Step 6: after the completion of with concreting, disassembly support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811089896.XA CN109518605A (en) | 2018-09-18 | 2018-09-18 | The telescopic overhanging support of one kind and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811089896.XA CN109518605A (en) | 2018-09-18 | 2018-09-18 | The telescopic overhanging support of one kind and its installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109518605A true CN109518605A (en) | 2019-03-26 |
Family
ID=65771324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811089896.XA Pending CN109518605A (en) | 2018-09-18 | 2018-09-18 | The telescopic overhanging support of one kind and its installation method |
Country Status (1)
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056182A (en) * | 2019-05-21 | 2019-07-26 | 北京城建北方集团有限公司 | It can turnover type steel bar truss floor support plate support device |
| CN110273537A (en) * | 2019-08-05 | 2019-09-24 | 广州中石科技有限公司 | Self-locking Cantilever Beams, bogey and job platform |
| CN110453917A (en) * | 2019-08-12 | 2019-11-15 | 中国二冶集团有限公司 | Falsework |
| CN111173255A (en) * | 2020-02-25 | 2020-05-19 | 中国建筑第四工程局有限公司 | Single-layer overhanging protection platform foundation device |
| CN112575693A (en) * | 2020-11-30 | 2021-03-30 | 中交路桥建设有限公司 | Cantilever lifting appliance for reinforced concrete composite beam and safety protection method |
| CN112854818A (en) * | 2021-01-14 | 2021-05-28 | 中国建筑第八工程局有限公司 | Floor support plate supporting device |
| CN113356551A (en) * | 2021-06-16 | 2021-09-07 | 重庆渝能建筑安装工程有限公司 | Cantilever frame structure |
| CN113513161A (en) * | 2021-03-30 | 2021-10-19 | 中建四局第六建设有限公司 | Triangular mechanism for supporting-free hoisting of overhanging steel inclined column and construction method |
| CN113550614A (en) * | 2021-07-24 | 2021-10-26 | 江苏天力建设集团有限公司 | Foundation pit protection structure |
| CN113882713A (en) * | 2021-10-11 | 2022-01-04 | 中国建筑一局(集团)有限公司 | Platform template strutting arrangement encorbelments of high altitude large-span I-steel |
| CN113914233A (en) * | 2021-07-28 | 2022-01-11 | 北京市机械施工集团有限公司 | Large-span steel construction cantilever construction is with drawing frame |
| CN114541742A (en) * | 2022-04-12 | 2022-05-27 | 星空绿筑(浙江)科技有限公司 | Adjustable support truss for house building plane template |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056182A (en) * | 2019-05-21 | 2019-07-26 | 北京城建北方集团有限公司 | It can turnover type steel bar truss floor support plate support device |
| CN110273537A (en) * | 2019-08-05 | 2019-09-24 | 广州中石科技有限公司 | Self-locking Cantilever Beams, bogey and job platform |
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| CN111173255A (en) * | 2020-02-25 | 2020-05-19 | 中国建筑第四工程局有限公司 | Single-layer overhanging protection platform foundation device |
| CN112575693A (en) * | 2020-11-30 | 2021-03-30 | 中交路桥建设有限公司 | Cantilever lifting appliance for reinforced concrete composite beam and safety protection method |
| CN112854818A (en) * | 2021-01-14 | 2021-05-28 | 中国建筑第八工程局有限公司 | Floor support plate supporting device |
| CN113513161A (en) * | 2021-03-30 | 2021-10-19 | 中建四局第六建设有限公司 | Triangular mechanism for supporting-free hoisting of overhanging steel inclined column and construction method |
| CN113356551A (en) * | 2021-06-16 | 2021-09-07 | 重庆渝能建筑安装工程有限公司 | Cantilever frame structure |
| CN113356551B (en) * | 2021-06-16 | 2022-09-16 | 重庆渝能建筑安装工程有限公司 | Cantilever frame structure |
| CN113550614A (en) * | 2021-07-24 | 2021-10-26 | 江苏天力建设集团有限公司 | Foundation pit protection structure |
| CN113914233A (en) * | 2021-07-28 | 2022-01-11 | 北京市机械施工集团有限公司 | Large-span steel construction cantilever construction is with drawing frame |
| CN113882713A (en) * | 2021-10-11 | 2022-01-04 | 中国建筑一局(集团)有限公司 | Platform template strutting arrangement encorbelments of high altitude large-span I-steel |
| CN114541742A (en) * | 2022-04-12 | 2022-05-27 | 星空绿筑(浙江)科技有限公司 | Adjustable support truss for house building plane template |
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