CN211736290U - Shell cross-section large-span cornice high-altitude formwork erecting operation platform - Google Patents
Shell cross-section large-span cornice high-altitude formwork erecting operation platform Download PDFInfo
- Publication number
- CN211736290U CN211736290U CN201921945590.XU CN201921945590U CN211736290U CN 211736290 U CN211736290 U CN 211736290U CN 201921945590 U CN201921945590 U CN 201921945590U CN 211736290 U CN211736290 U CN 211736290U
- Authority
- CN
- China
- Prior art keywords
- section
- cornice
- steel
- overhanging
- cantilever
- 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.)
- Expired - Fee Related
Links
- 238000009415 formwork Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 100
- 239000010959 steel Substances 0.000 claims abstract description 100
- 238000004873 anchoring Methods 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims 3
- 238000010276 construction Methods 0.000 abstract description 18
- 230000008901 benefit Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Landscapes
- Emergency Lowering Means (AREA)
Abstract
The utility model discloses a formwork operation platform is set up in high altitude of cornice of shell cross-section large-span, including a plurality of girder steels of encorbelmenting that are located the one deck under cornice of waiting to be under construction, one of them section of girder steel of encorbelmenting stretches out the structural beam board, and the section that stretches out of a plurality of girder steels of encorbelmenting constitutes the cantilever support, and cornice formwork sets up on this cantilever support; an upright column is arranged above the anchoring position of each cantilever steel beam and each structural beam plate, the upright column is perpendicular to the cantilever steel beam, the bottom of the upright column is fixed on the cantilever steel beam, the top of the upright column is connected with at least one steel wire inhaul cable, and the other end of the steel wire inhaul cable is tied on the extending section of the cantilever steel beam; every the bottom that the girder steel of encorbelmenting stretches out the section still is fixed with a support steel pole, and the other end of support steel pole is fixed on the structure beam slab of layer one deck under encorbelmenting. The utility model discloses do not rely on upper strata structure beam slab, still can guarantee the safety of encorbelmenting, reduction of erection time practices thrift construction cost.
Description
Technical Field
The utility model relates to a construction technical field specifically is a set up platform is put up to formwork that relates to a large-span cornices.
Background
In recent years, along with the rapid development of the economy, the urbanization process is accelerated. In order to relieve the congestion of urban space, the three-dimensional urban space development is the mainstream of the building industry, and more high-rise and super high-rise buildings are erected in cities.
For high-rise and super high-rise buildings, a construction platform is erected layer by layer from the ground by adopting a traditional scaffold, the construction efficiency can be seriously influenced, and in the aspects of economic benefit and construction safety, the construction mode also has great defects.
In order to solve the problem, an overhanging type scaffold appears in high-rise building construction at present, an overhanging beam extends out of a constructed structure, and the scaffold is erected upwards from the overhanging beam. However, in the cantilever mode, the cantilever beam is completely stressed, and then the load is transmitted to the structural beam plate by the cantilever beam, so that the requirements on the combination part of the cantilever beam and the structural beam plate at the first stage are very high, and the stress stability cannot be ensured on many construction sites, thereby generating great potential safety hazards. Similar problems are also proposed in the beneficial cantilever formwork platform mounting structure and construction method disclosed in CN104389419A, in this patent document, a mode of pulling up and down is adopted, a support diagonal rod is adopted to support the lower part of the cantilever beam, a pull cable is adopted to tie the upper part, and the other end of the pull cable is tied in the upper structural beam plate, thereby ensuring the whole cantilever beam to be stressed stably.
However, when the upper layer is not constructed or the top layer is constructed, the problems are still caused because the upper layer structural beam plate does not exist, and therefore, the structure and the construction mode are necessarily further improved. And high-rise cornice is in order to guarantee that water-proof effects and atress situation are stable, and the main part must once be whole to pour, and this has also decided that the scaffold of encorbelmenting can't use roof layer's structural beam slab to support as the drawknot.
Disclosure of Invention
The purpose of the invention is as follows: the utility model aims to provide a not enough to prior art, provide one kind and erect die carrier operation platform as the high altitude of stabilizing the support for the construction of cornicing of shell cross-section large-span.
The technical scheme is as follows: the utility model discloses a formwork operation platform is set up in high altitude of cornicing of shell cross-section large-span, including a plurality of girder steels of encorbelmenting that are located the one deck under cornicing of waiting to be under constructing, the girder steel anchor of encorbelmenting is on the structure beam slab of the one deck under cornicing of waiting to be under constructing, and this layer is as the layer of encorbelmenting, and one of them section of girder steel of encorbelmenting stretches out the structure beam slab, and the section that stretches out of a plurality of girder steels of encorbelmenting constitutes the cantilever support, and cornicing;
an upright column is arranged above the anchoring position of each cantilever steel beam and each structural beam plate, the upright column is perpendicular to the cantilever steel beam, the bottom of the upright column is fixed on the cantilever steel beam, the top of the upright column is connected with at least one steel wire inhaul cable, and the other end of the steel wire inhaul cable is tied on the extending section of the cantilever steel beam;
and each overhanging steel beam extending section is also fixedly provided with an oblique supporting steel rod at the bottom, and the other end of the supporting steel rod is fixed on the structural boundary beam of the lower layer of the overhanging layer.
The utility model discloses further preferred technical scheme does, another section of girder steel of encorbelmenting is as the canned paragraph, and the anchor is on the floor on the layer of encorbelmenting.
Preferably, both sides of the top of the upright post are respectively connected with at least one steel wire cable, and the other ends of the steel wire cables are respectively tied on the extending section and the fixing section of the cantilever steel beam. The drawknot system forms stable triangular support structure with the girder steel of encorbelmenting, promotes the stability of structure.
Preferably, through twice steel wire cable drawknot between the section of stretching out of stand and the girder steel of encorbelmenting, twice steel wire cable is connected respectively at the tip and the middle part that the girder steel of encorbelmenting stretches out the section.
Preferably, each steel wire inhaul cable is provided with a rope tightening bolt for adjusting the tightness of the steel wire inhaul cable.
Preferably, the bottom of the overhanging steel beam extension section is provided with a positioning lug plate close to the edge beam of the overhanging layer, and a round hole is formed in the middle of the positioning lug plate.
Preferably, an ear plate is arranged below the end part of the overhanging steel beam extending section, a round hole is formed in the middle of the overhanging steel beam, and the ear plate and the positioning ear plate are hung with an anti-falling net. The positioning lug plate can not only position the anchoring positions of the cantilever steel beam and the structural beam plate, but also be used for hanging the anti-falling net.
Preferably, still set up protection scaffold on the support of encorbelmenting, protection scaffold sets up the tip at the girder steel section of stretching out of encorbelmenting, and protection scaffold's top height is higher than waiting to be under construction and cornices.
Preferably, each cantilever steel beam is connected to an adjacent cantilever steel beam by a horizontal connecting rod.
Preferably, each of the columns is connected to an adjacent column by a horizontal link.
Has the advantages that: the utility model discloses in set up a stand in the top of girder steel and the structure beam slab anchor position of encorbelmenting to the stand does not rely on upper structure beam slab as the tie point of encorbelmenting girder steel pull-up system, is unfinished in upper construction, and when perhaps the construction large-span cornices etc. can't be connected drawknot system and upper structure beam slab, still can guarantee the safety of encorbelmenting, and reduction of erection time practices thrift construction cost.
Drawings
Fig. 1 is a schematic structural view of the work platform of the present invention;
in the drawing, 1-cantilever steel beam, 2-formwork support, 3-protective scaffold, 4-upright post, 5-steel wire inhaul cable, 6-supporting steel rod, 7-positioning ear plate and 8-anti-falling net.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example (b): the utility model provides a die carrier operation platform is set up in high altitude of cornicing of shell cross-section large-span, is located the girder steel 1 that encorbelments of waiting to be under the construction cornice including a plurality of roots, and girder steel 1 anchor that encorbelments is on waiting to be under the construction cornice the structure beam slab of one deck, and this layer is as encorbelment the layer, and one of them section of girder steel 1 that encorbelments stretches out the structure beam slab as stretching out the section, and another section is as the canned paragraph, and the anchor is on the floor of encorb. The extension section of each cantilever steel beam 1 is connected with the adjacent cantilever steel beam 1 through a horizontal connecting rod. The support of encorbelmenting is constituteed to the section of stretching out of girder steel 1 that encorbelments of a plurality of roots, and the setting up of outrigger formwork 2 and protection scaffold 3 is on this support of encorbelmenting, and protection scaffold 3 sets up the tip at girder steel 1 section of stretching out of encorbelmenting, and the top of protection scaffold 3 highly is higher than waiting to be under construction to cornice.
Every girder steel 1 that encorbelments all is provided with a stand 4 with the top of structural beam slab anchor position, and 4 perpendicular to girder steel 1 that encorbelments of stand, and the bottom of stand 4 is fixed on girder steel 1 that encorbelments. The top of stand 4 is connected with three steel wire cable 5, and one 5 drawties of steel wire cable are on the canned paragraph of girder steel 1 encorbelments, and another two steel wire cable 5 drawties respectively at the middle part and the tip of the girder steel 1 section of stretching out of encorbelmenting. Each steel wire inhaul cable 5 is provided with a rope tightening bolt for adjusting the tightness of the steel wire inhaul cable 5. Each upright 4 is connected to an adjacent upright 4 by a horizontal link.
The bottom of the extending section of each cantilever steel beam 1 is also fixed with an oblique supporting steel rod 6, and the other end of the supporting steel rod 6 is fixed on the structural boundary beam on the lower layer of the cantilever layer.
The bottom of the overhanging steel beam 1 extending section is provided with two positioning lug plates 7, one positioning lug plate 7 is positioned at the end part of the overhanging steel beam 1 extending section, and the other positioning lug plate 7 is positioned at the outer side of the overhanging steel beam 1 and the anchoring position of the structural beam plate. The anti-falling net 8 is hung on the positioning ear plate 7.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A formwork operation platform is erected at high altitude in a large-span cornice shell section and is characterized by comprising a plurality of overhanging steel beams positioned at a layer below the cornice to be constructed, wherein the overhanging steel beams are anchored on a structural beam plate at the layer below the cornice to be constructed and serve as an overhanging layer, one section of each overhanging steel beam extends out of the structural beam plate, the extending sections of the overhanging steel beams form an overhanging support, and a cornice formwork is erected on the overhanging support;
an upright column is arranged above the anchoring position of each cantilever steel beam and each structural beam plate, the upright column is perpendicular to the cantilever steel beam, the bottom of the upright column is fixed on the cantilever steel beam, the top of the upright column is connected with at least one steel wire inhaul cable, and the other end of the steel wire inhaul cable is tied on the extending section of the cantilever steel beam;
and each overhanging steel beam extending section is also fixedly provided with an oblique supporting steel rod at the bottom, and the other end of the supporting steel rod is fixed on the structural boundary beam of the lower layer of the overhanging layer.
2. The shell section large-span cornice high-altitude erection formwork operation platform as claimed in claim 1, wherein the other section of the cantilever steel beam is used as a fixed section and anchored on the floor of a cantilever layer.
3. The shell section large-span cornice high-altitude formwork erection operation platform as claimed in claim 2, wherein two sides of the top of the upright post are respectively connected with at least one steel wire cable, and the other ends of the steel wire cables are respectively tied on the extending section and the fixing section of the overhanging steel beam.
4. The shell section large-span cornice high-altitude erection formwork operation platform as claimed in claim 3, wherein the upright posts and the extension section of the cantilever steel beam are tied through two steel wire inhaul cables, and the two steel wire inhaul cables are respectively connected to the end part and the middle part of the extension section of the cantilever steel beam.
5. The formwork operation platform for the aerial erection of the large-span cornice with the shell section as claimed in any one of claims 1 to 4, wherein each steel wire inhaul cable is provided with a rope tightening bolt for adjusting the tightness of the steel wire inhaul cable.
6. The shell section large-span cornice high-altitude formwork erection operation platform as claimed in claim 1, wherein a positioning lug plate is arranged at the position, close to the overhanging layer boundary beam, of the bottom of the overhanging steel beam extension section, and a circular hole is formed in the middle of the positioning lug plate.
7. The shell section large-span cornice high-altitude erection formwork operation platform as claimed in claim 6, wherein an ear plate is arranged below the end part of the overhanging steel beam extending section, a round hole is formed in the middle of the overhanging steel beam extending section, and an anti-falling net is hung on the ear plate and the positioning ear plate.
8. The formwork operation platform for the high-altitude cornice with the large-span shell section as claimed in claim 1, wherein a protective scaffold is erected on the overhanging support, the protective scaffold is erected at the end of the overhanging steel beam extending section, and the top of the protective scaffold is higher than the cornice to be constructed.
9. The shell section large-span cornice high-altitude erection formwork operation platform as claimed in claim 1, wherein each overhanging steel beam is connected with an adjacent overhanging steel beam through a horizontal connecting rod.
10. The shell section large-span cornice high-altitude formwork erection working platform as claimed in claim 1, wherein each upright is connected with an adjacent upright through a horizontal connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921945590.XU CN211736290U (en) | 2019-11-12 | 2019-11-12 | Shell cross-section large-span cornice high-altitude formwork erecting operation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921945590.XU CN211736290U (en) | 2019-11-12 | 2019-11-12 | Shell cross-section large-span cornice high-altitude formwork erecting operation platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211736290U true CN211736290U (en) | 2020-10-23 |
Family
ID=72873388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921945590.XU Expired - Fee Related CN211736290U (en) | 2019-11-12 | 2019-11-12 | Shell cross-section large-span cornice high-altitude formwork erecting operation platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211736290U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323395A (en) * | 2021-06-11 | 2021-08-31 | 中铁十二局集团建筑安装工程有限公司 | Winter construction method of steel structure thick-coating type non-expansion fireproof coating |
| CN113482303A (en) * | 2021-07-23 | 2021-10-08 | 江苏晟益建筑安装工程有限公司 | High-rise building cornice construction supporting device |
| CN115961770A (en) * | 2023-01-11 | 2023-04-14 | 中国电建市政建设集团有限公司 | Floor type external scaffold erecting structure and method for penetrating cornices |
-
2019
- 2019-11-12 CN CN201921945590.XU patent/CN211736290U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323395A (en) * | 2021-06-11 | 2021-08-31 | 中铁十二局集团建筑安装工程有限公司 | Winter construction method of steel structure thick-coating type non-expansion fireproof coating |
| CN113482303A (en) * | 2021-07-23 | 2021-10-08 | 江苏晟益建筑安装工程有限公司 | High-rise building cornice construction supporting device |
| CN115961770A (en) * | 2023-01-11 | 2023-04-14 | 中国电建市政建设集团有限公司 | Floor type external scaffold erecting structure and method for penetrating cornices |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105604334B (en) | A kind of rapid constructing method for large span steel truss integral installation | |
| CN211736290U (en) | Shell cross-section large-span cornice high-altitude formwork erecting operation platform | |
| CN208430687U (en) | Self-anchored type suspended-cable structure support construction and system | |
| CN106760529B (en) | Roof steel truss sliding assembly construction platform and installation method | |
| CN105442839A (en) | Erecting method of cantilever structure formwork bent | |
| CN104389419A (en) | Cantilevered formwork platform installation structure and construction method | |
| CN111779248A (en) | High formwork system and construction method thereof | |
| CN104532749A (en) | Support used for construction of upper beam of main tower of suspension bridge | |
| CN212507296U (en) | High formwork system | |
| CN103122691A (en) | Tower crane standard knot bearing upper air supporting formwork steel platform structure and construction method | |
| CN105442853B (en) | A kind of long-span deformed Elements of Space Grid Truss and landing Steel Structure Installation construction method | |
| CN206319610U (en) | Roof system steel truss slipping and assembling construction platform structure | |
| CN114837483B (en) | High-low span portal steel frame building structure and construction process thereof | |
| CN203487767U (en) | Cross plate scaffold | |
| CN203034799U (en) | Tower hoist standard knot bearing overhead support formwork steel platform structure | |
| CN209924434U (en) | High-altitude overhanging formwork support frame body | |
| CN203559570U (en) | Operating platform for steel pipe support frame overhung on surrounding columns | |
| CN106013450A (en) | Core tube skip-floor construction method | |
| CN214462394U (en) | High-altitude overhanging scaffold | |
| CN205531393U (en) | Pier stud construction system | |
| CN211815605U (en) | Construction device for pile column type pier tie beam and capping beam | |
| CN205444935U (en) | Special -shaped steel space frame construction and installation structure of complicated large -span department | |
| CN105220609B (en) | Combined beam self-anchored suspension bridge and construction process thereof | |
| CN210561768U (en) | Bailey beam bundle platform overall structure | |
| CN112854702A (en) | Large-span silo roof construction platform and erection method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |