CN202882515U - Tower-type steel-structure inner model supporting bracket - Google Patents
Tower-type steel-structure inner model supporting bracket Download PDFInfo
- Publication number
- CN202882515U CN202882515U CN 201220596666 CN201220596666U CN202882515U CN 202882515 U CN202882515 U CN 202882515U CN 201220596666 CN201220596666 CN 201220596666 CN 201220596666 U CN201220596666 U CN 201220596666U CN 202882515 U CN202882515 U CN 202882515U
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- China
- Prior art keywords
- tower
- supporting bracket
- model supporting
- internal mould
- inner model
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Abstract
The utility model discloses a tower-type steel-structure inner model supporting bracket. The tower-type steel-structure inner model supporting bracket is characterized in that an assembly of steel plates is embedded in advance in a bottom concrete foundation to form an inner model supporting bracket base. An inner model supporting bracket body is arranged on the inner model supporting bracket base and is welded successively by a bottom steel truss structure, a riding wheel assembly backing plate and a top riding wheel assembly along the height direction of the inner model supporting bracket. The tower-type steel-structure inner model supporting bracket is an overall steel truss structure and is produced and processed by factories. The tower-type steel-structure inner model supporting bracket has the advantages of being convenient to use in construction and high in structural stability. According to this arrangement, the waste of raw materials can be avoided by means of the reusability of the steel structure.
Description
Technical field
The utility model relates to a kind of tower steel work internal mould supporter, more specifically says a kind of and is particularly suited for being applied in that railway prefabricated box girder inner formwork is deposited in the job site, internal mold deposits when guaranteeing the construction railroad Construction of Precast Box Beam.
Background technology
In railway engineering, bridge occupies sizable proportion in line length, the Lines for Passenger Transportation of a large amount of constructions especially in recent years, the 40%-80% of bridge proportion generally the line is busy road length, prefabricated case beam is the basic comprising in the bridge, accounts for the 80%-100% of bridge length.Prefabricated case beam carries out prefabricated in beam making field, and beam making field requires to be the workshop of batch production near circuit, requires beam making field that indispensable tooling device will be arranged.Prefabricated box girder inner formwork is whether prefabricated case beam can factory operation, the most important tooling device of streamline construction, and internal mold hauls out that to deposit also be a necessary work progress in the construction of prefabricated case beam, internal mould supporter tugboat assembly overhead height must be corresponding with the beam making bench standard, precision is controlled at grade, simultaneously in the dilatory process of internal mold, make internal mould supporter have very large moment of flexure, therefore safety, reliability, high efficiency, the stability of the internal mould supporter of the beam prefabricated production of case have been proposed very high request.
In the prior art, be applied in the internal mould supporter in the Environment in Railway Engineering Construction, its internal mould supporter adopts concrete foundation and concrete pier shaft usually, then pre-embedded steel slab assembly in the concrete pier shaft, at last with the tugboat components welding on pre-embedded steel slab, there is following problem in this form of structure in practice of construction:
1, the internal mould supporter work progress of concrete pier shaft comprises: basis and pier shaft formwork erection, base concrete construction and pre-buried wall body connecting reinforcement, pier shaft concreting and pre-embedded steel slab assembly, concrete curing, form removal, welding tugboat assembly etc., manufacturing process takes a lot of work, time-consuming, cycle is long, and pier shaft end face absolute altitude is difficult to control;
2, concrete pier when the later stage reclaims in the place, dismantle man-hour large, cost of dismantling is high;
3, concrete pier can't reuse after removing, and causes waste of material;
4, concrete pier shaft construction quality is difficult to control, and the pier shaft concrete flexural strength is low causes structural stability poor, has great potential safety hazard.
The utility model content
The utility model is for avoiding the existing weak point of above-mentioned prior art, a kind of tower steel work internal mould supporter being provided, to simplify work progress, to reduce the raw-material structural stability that expends, increases.
The utility model technical solution problem adopts following technical scheme:
The design feature of the tower steel work internal mould supporter of the utility model is that the pre-embedded steel slab composite member consists of the internal mould supporter basis in the concrete foundation of bottom, is arranged on internal mould supporter body on the internal mould supporter basis and is by the tower steel truss structure of bottom, tugboat assembly backing plate and upper strata tugboat assembly along being welded successively on the short transverse of internal mould supporter.
The design feature of the tower steel work internal mould supporter of the utility model also is:
The tower steel truss structure of described bottom is that the column in oblique by on corner location each consists of, and is respectively arranged with each road crossbeam and Ge Dao shearing support at the differing heights of described column.
With bolts between the tower steel truss structure of described bottom and the pre-embedded steel slab composite member, fixed by double nut.
Compared with the prior art, the utility model beneficial effect is embodied in:
1, the utility model adopts the Steel Space Truss structure, has greatly reduced concrete use amount, and the form of structure of its assembly unit has been simplified production process greatly, and space truss can be constructed simultaneously with the basis, and is efficient and convenient, effectively the reduction of erection time;
2, the utility model adopts Steel Space purlin structure, and shaped steel rigidity has greatly effectively guaranteed the whole stiffness of pylon and stability;
3,, the removable form of structure of the utility model is so that can be recovered utilization fully after construction finishes;
Only need 1 common laborer can satisfy the requirement of dismounting when 4, the utility model support is removed, demolition cost is low, consuming time less, simply, conveniently and during dismounting to environment noiseless and dust pollution, be beneficial to environmental protection.
Description of drawings
Fig. 1 is the utility model master TV structure schematic diagram;
Fig. 2 is the utility model side-looking structural representation;
Number in the figure: 1 bottom concrete foundation; 2 steel plate composite membeies; The tower steel truss structure of 3 bottoms; 4 columns; 5 crossbeams; 6 shearing supports; 7 tugboat assembly backing plates; 8 tugboat assemblies.
The specific embodiment
Referring to Fig. 1, Fig. 2, tower steel work internal mould supporter is that pre-embedded steel slab composite member 2 consists of the internal mould supporters basis in bottom concrete foundation 1 in the present embodiment, is arranged on internal mould supporter body on the internal mould supporter basis and is by the tower steel truss structure 3 of bottom, tugboat assembly backing plate 7 and upper strata tugboat assembly 8 along being welded successively on the short transverse of internal mould supporter.
In the present embodiment, the tower steel truss structure 3 of bottom is that the column 4 in oblique by on corner location each consists of, and is respectively arranged with each road crossbeam 5 and Ge Dao shearing support 6 at the differing heights of column 4, and this form of structure is solid and reliable.
In the present embodiment, with bolts between the tower steel truss structure 3 of bottom and steel plate composite member 2, and fixed by double nut, being easy to dismounting, syndeton is firm.
Between column 4 shown in Figure 1 and each the road crossbeam 5, between column 4 and each road shearing support 6, and all adopt between column 4 and the tugboat assembly backing plate 7 and be welded to connect, between tugboat assembly backing plate 7 and the tugboat assembly 8 also employing be welded to connect.
Assembling process:
1, finishes at first in the usual way the construction of internal mould supporter bottom concrete foundation 1, pre-embedded steel slab composite member 2 in bottom concrete foundation 1, in work progress, should wrap the bolt silk mouth of steel plate composite member 2, and the planeness of the steel plate on the requirement assurance steel plate composite member 2, four jiaos of discrepancy in elevation must not be greater than 2mm.
2, adopt bolt and the double nut of M20 to fix between the tower steel truss structure 3 of steel plate composite member 2 and bottom, and at the welded top tugboat assembly backing plate 7 of the tower steel truss structure 3 of bottom, welded and installed tugboat assembly 8 on tugboat assembly backing plate 7, specifically the tugboat bracket base in the tugboat assembly 8 is welded on the tugboat assembly backing plate 7, tugboat in the tugboat assembly 8 is supported on the tugboat support, and the roller end face absolute altitude of strict control tugboat assembly 8 reaches designing requirement during welding.
3, internal mold lifting is tried traveling to mounted one whole row's internal mould supporter, traveling is qualified can come into operation in examination.
Claims (3)
1. tower steel work internal mould supporter, it is characterized in that in bottom concrete foundation (1) pre-embedded steel slab composite member (2) consists of the internal mould supporter basis, be arranged on internal mould supporter body on the internal mould supporter basis and be by the tower steel truss structure of bottom (3), tugboat assembly backing plate (7) and upper strata tugboat assembly (8) along being welded successively on the short transverse of internal mould supporter.
2. tower steel work internal mould supporter according to claim 1, it is characterized in that: the tower steel truss structure of described bottom (3) is that the column (4) in oblique by on corner location each consists of, and is respectively arranged with each road crossbeam (5) and each road shearing support (6) at the differing heights of described column (4).
3. tower steel work internal mould supporter according to claim 1 is characterized in that: with bolts between the tower steel truss structure of described bottom (3) and the pre-embedded steel slab composite member (2), fixed by double nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596666 CN202882515U (en) | 2012-11-13 | 2012-11-13 | Tower-type steel-structure inner model supporting bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596666 CN202882515U (en) | 2012-11-13 | 2012-11-13 | Tower-type steel-structure inner model supporting bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202882515U true CN202882515U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220596666 Expired - Fee Related CN202882515U (en) | 2012-11-13 | 2012-11-13 | Tower-type steel-structure inner model supporting bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202882515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162774A (en) * | 2022-06-15 | 2022-10-11 | 中国建筑第八工程局有限公司 | Turnover tower type supporting device for steel structure jig frame and construction method thereof |
-
2012
- 2012-11-13 CN CN 201220596666 patent/CN202882515U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162774A (en) * | 2022-06-15 | 2022-10-11 | 中国建筑第八工程局有限公司 | Turnover tower type supporting device for steel structure jig frame and construction method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20181113 |