CN202401397U - Tool type movable outer frame for constructing pier stud - Google Patents
Tool type movable outer frame for constructing pier stud Download PDFInfo
- Publication number
- CN202401397U CN202401397U CN2011205001159U CN201120500115U CN202401397U CN 202401397 U CN202401397 U CN 202401397U CN 2011205001159 U CN2011205001159 U CN 2011205001159U CN 201120500115 U CN201120500115 U CN 201120500115U CN 202401397 U CN202401397 U CN 202401397U
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- CN
- China
- Prior art keywords
- skeleton
- pier stud
- tool
- outrigger
- outer frame
- 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
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Abstract
The utility model discloses a tool type movable outer frame for constructing a pier stud. The tool type movable outer frame comprises a skeleton and operating platforms formed outside the skeleton, wherein the skeleton comprises upright posts arranged on the periphery of the pier stud and beam groups enclosed on all upright posts, multiple beam groups are arranged up and down in parallel, each beam group is located in one level, and each beam group is provided with the operating platforms fixedly connected to the skeleton; and the upright posts are provided with footing pieces. The tool type movable outer frame, provided by the utility model, has the advantages of quick mounting speed and high working efficiency, a conventional large-area scaffold operating platform is reduced to a removable skeleton, and the installation cost and the material cost of the operating platform are remarkably reduced.
Description
Technical field
The utility model relates to a kind of support that is used for the pier stud construction, particularly relates to a kind of tool-type that is used for the pier stud construction and moves outrigger.
Background technology
The access bridge of gulf, the powder room Yangtze Bridge is a two-layer bridge floor up and down, and the upper strata is a road bridge, and lower floor is the light rail bridge, and two-layer bridge is cast-in-place concrete structure.Because the special tectonic of double deck, the pier stud of access bridge adopts portal frame construction, and two independent pier studs have two-layer crossbeam to link to each other, and cast-in-place beam drops on the crossbeam.Since stressed special, 4 bundle vertical prestressing steel strand be provided with in each pier stud.Need increase a fixedly support system of prestress wire during the construction of pier stud merogenesis.The whole in addition pier stud construction area excavation of foundation pit degree of depth is generally bigger, reaches about 9m the most deeply.Except that bearing platform construction; The part of pier stud also must be constructed in foundation ditch; To accomplish cushion cap and coxopodite pier stud and backfill immediately behind the excavation of foundation pit as early as possible; As adopt conventional way: set up steel pipe support, not only need buy or lease steel pipe support but also need when pit backfill, to dismantle steel pipe support, waste a large amount of man-hour and material.
The utility model content
The utility model provides a kind of tool-type that is used for the pier stud construction to move outrigger for solving the technical problem that exists in the known technology, uses and should move outrigger, can save a large amount of man-hours and material.
The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: a kind of tool-type that is used for the pier stud construction moves outrigger; Comprise skeleton and the operating platform that is formed on the skeleton outside; Said skeleton comprises the column that is arranged on the pier stud periphery and is around in the crossbeam group on all said columns; Said crossbeam group comprises the some roads that laterally arrange up and down; The said crossbeam group of per pass is located in the same horizontal plane, and on the said crossbeam group of per pass, is equipped with the said operating platform affixed with said skeleton; Said column is provided with footing piece.
Also be provided with top cross beam on the said skeleton.
The outside of said operating platform is provided with guardrail.
Said guardrail is provided with safety net.
Advantage and the good effect that the utlity model has are: compared with prior art have fast, the high efficiency of installation rate; Existing large tracts of land scaffold operating platform is tapered on the removable skeleton, and highly significant ground has reduced installation, the material cost of operating platform.And have nonexpondable characteristics of producing once, further practiced thrift construction cost.The utility model turnover is convenient and lossless, and surrounding environment is not almost polluted, and economic benefit is quite obvious, reduces cost about 50%.Realized simple to operately, it is convenient to construct, and improves efficiency of construction, guarantees the purpose of efficient economizing.Can be widely used in the construction of pier stud, particularly large-scale overpass bridge and the pier stud and the limited work items of site contour condition of vertical prestressing are arranged.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the utility model skeleton;
Fig. 4 is the steel work sketch map of the utility model operating platform.
Among the figure: 1, column, 2, the crossbeam group, 3, footing piece, 4, operating platform, 5, guardrail, 6, top cross beam, 7, the first segment pier shaft goes up a joint template most, 8, tool-type moves outrigger, 9, the first segment pier shaft.
The specific embodiment
For further understanding summary of the invention, characteristics and the effect of the utility model, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1～Fig. 4, a kind of tool-type that is used for the pier stud construction moves outrigger 8, and this tool-type moves the outrigger 8 inner construction spaces that form should be adaptive with the cross sectional shape of pier stud; Tool-type moves outrigger 8 and comprises skeleton and the operating platform that is formed on the skeleton outside; Skeleton comprises the column 1 that is arranged on the pier stud periphery and is around in the crossbeam group 2 on all columns 1; Crossbeam group 2 comprises the some roads that laterally arrange up and down, and per pass crossbeam group 2 is located in the same horizontal plane, and on per pass crossbeam group 2, is equipped with the operating platform 4 affixed with skeleton; The outside of operating platform 4 is provided with guardrail 5, and guardrail 5 is provided with safety net; Column 1 is provided with footing piece 3.
Adopt the method for the utility model construction pier stud:
One) before the pier stud construction, accomplishes the making that tool-type moves outrigger 8;
When pier stud is when being provided with the prestressing force pier stud of prestress wire, this tool-type moves on the skeleton of outrigger should be provided with top cross beam 6.
Two) when construction first segment pier stud; Above-mentioned tool-type is moved outrigger 8 to be fixed on the cushion cap; Utilize crane to ride on the top cross beam 6 steel strand and overcoat bellows thereof, move operating platform 4 on the outrigger as operation platform colligation first segment pier shaft reinforcing bar, steel strand and overcoat bellows thereof with tool-type; Limit colligation pier shaft reinforcing bar limit is steel strand and overcoat bellows thereof fixedly;
Three) the first segment pier shaft reinforcing bar after the moulding is positioned with cable rope, prevent moulding pier shaft reinforcing bar distortion or fall to an inclination;
Four) hang tool-type and move outrigger 8, simultaneously steel strand and overcoat bellows thereof are hung tool-type and move outrigger;
Five) first segment pier shaft template is installed:
Before template is installed, welding job platform on the back of the body rib of template;
1) with cushion cap as operation platform, the first segment template is installed on the cushion cap;
2) with the working platform on the first segment template back of the body rib as operation platform, the second joint template is installed on the first segment template;
3) repeating step five) in step 2), until the installation of accomplishing first segment pier shaft template;
Six) go up working platform on the joint template back of the body rib most as operation platform with the first segment pier shaft, build first segment pier shaft concrete;
Seven) treat that first segment pier shaft concrete reaches design strength after, keep first segment pier shaft 9 and go up one and save template 7, remove other template;
Eight) tool-type being moved outrigger hangs on the first segment pier shaft is gone up a joint template most; And fix; Fixing operation is gone up working platform on the joint template back of the body rib most as operation platform with the first segment pier shaft; Utilize crane to ride on the top cross beam 6 that tool-type moves outrigger steel strand and overcoat bellows thereof, move operating platform 4 on the outrigger as operation platform with tool-type, the colligation second joint pier shaft reinforcing bar, steel strand and overcoat bellows thereof;
Nine) second after moulding joint pier shaft reinforcing bar is positioned with cable rope, prevent the distortion of moulding pier shaft reinforcing bar or fall to an inclination;
Ten) hang tool-type and move outrigger 8, simultaneously steel strand and overcoat bellows thereof are hung mobile outrigger;
11) the second joint pier shaft template is installed:
1) goes up working platform on the joint template back of the body rib most as operation platform with the first segment pier shaft, the first segment template of the second joint pier shaft is installed in the first segment pier shaft goes up one and save on the template 7;
2) with the working platform on the second joint pier shaft first segment template back of the body rib as operation platform, the second joint template of the second joint pier shaft is installed on the first segment template of the second joint pier shaft;
3) repeating step 11) in step 2), until the installation of accomplishing the second joint pier shaft template;
12) go up working platform on the joint template back of the body rib as operation platform with the second joint pier shaft, build second and save the pier shaft concrete;
13) treat that the second joint pier shaft concrete reaches design strength after, keep the second joint pier shaft and go up a joint template, remove other template, go up one most comprising the first segment pier shaft and save template 7;
14) repeating step eight)～13), after accomplishing concrete the building of final section pier shaft, treating that final section pier shaft concrete reaches design strength, remove all outer templates of pier shaft.
The dismounting of each template can be by other construction tool as operation platform, for example hanging basket and cat ladder etc.Can be not yet by other construction tool as operation platform; Order according to is from bottom to top removed by joint; With the working platform on the template back of the body rib as operation platform; The dismounting of final section template is divided by carrying working platform on the rib on the body as outside the operation platform certainly, the dismounting of the highest row's split bolt with the pier stud top as operation platform, need be but go up operation platform by construction tools such as hanging basket and cat ladders.
In the process of pier construction, carry out stretch-draw at the joint and the end of steel strand, should carry out mud jacking in time after stretch-draw is accomplished and handle.The stretch-draw of above-mentioned vertical prestressing and the mud jacking after the stretch-draw are handled and are adopted prior art, repeat no more at this.
Although combine accompanying drawing that the preferred embodiment of the utility model is described above; But the utility model is not limited to the above-mentioned specific embodiment, and the above-mentioned specific embodiment only is schematically, is not restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, can also make a lot of forms, these all belong within the protection domain of the utility model.
Claims (4)
1. a tool-type that is used for the pier stud construction moves outrigger; It is characterized in that; Comprise skeleton and the operating platform that is formed on the skeleton outside, said skeleton comprises the column that is arranged on the pier stud periphery and is around in the crossbeam group on all said columns that said crossbeam group comprises the some roads that laterally arrange up and down; The said crossbeam group of per pass is located in the same horizontal plane, and on the said crossbeam group of per pass, is equipped with the said operating platform affixed with said skeleton; Said column is provided with footing piece.
2. the tool-type that is used for the pier stud construction according to claim 1 moves outrigger, it is characterized in that, also is provided with top cross beam on the said skeleton.
3. the tool-type that is used for the pier stud construction according to claim 1 moves outrigger, it is characterized in that the outside of said operating platform is provided with guardrail.
4. the tool-type that is used for the pier stud construction according to claim 1 moves outrigger, it is characterized in that said guardrail is provided with safety net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205001159U CN202401397U (en) | 2011-12-05 | 2011-12-05 | Tool type movable outer frame for constructing pier stud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205001159U CN202401397U (en) | 2011-12-05 | 2011-12-05 | Tool type movable outer frame for constructing pier stud |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202401397U true CN202401397U (en) | 2012-08-29 |
Family
ID=46699051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205001159U Expired - Fee Related CN202401397U (en) | 2011-12-05 | 2011-12-05 | Tool type movable outer frame for constructing pier stud |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202401397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695331A (en) * | 2013-12-10 | 2015-06-10 | 陈天贵 | Construction building hoist |
-
2011
- 2011-12-05 CN CN2011205001159U patent/CN202401397U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695331A (en) * | 2013-12-10 | 2015-06-10 | 陈天贵 | Construction building hoist |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20141205 |
|
| EXPY | Termination of patent right or utility model |