CN214423190U - Temporary supporting jig frame for mounting large-span steel box girder - Google Patents
Temporary supporting jig frame for mounting large-span steel box girder Download PDFInfo
- Publication number
- CN214423190U CN214423190U CN202120151502.XU CN202120151502U CN214423190U CN 214423190 U CN214423190 U CN 214423190U CN 202120151502 U CN202120151502 U CN 202120151502U CN 214423190 U CN214423190 U CN 214423190U
- Authority
- CN
- China
- Prior art keywords
- steel
- jig
- bed
- box girder
- base
- 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.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a support bed-jig temporarily for installation of large-span steel box girder, include the lower part base, set up in the support steel member on lower part base upper portion and set up in the top bracket at support steel member top, the lower part base includes the base steel sheet, sets up the base girder steel on the base steel sheet, support the steel member including the bed-jig pole setting of locating base girder steel four corners department immediately, be connected with the bed-jig auxiliary rod between the two adjacent bed-jig pole settings, bed-jig pole setting top is equipped with the distribution roof beam, the top bracket sets up in distribution roof beam upper portion through adjusting the section, the utility model discloses simple structure, the preparation is convenient, can satisfy the interim support when city large-span steel box girder segmentation construction, has saved construction cost, has reduced the occupation time to the town road for turnover speed has improved the efficiency of construction.
Description
Technical Field
The utility model relates to the technical field of steel structure bridge installation, in particular to a temporary support jig frame for installing a long-span steel box girder; the method is mainly applied to the segmental construction of the large-span steel structure bridge.
Background
The urban road pedestrian bridge structure mostly adopts a large-span steel structure box girder, and has the advantages of light structure, good shock resistance, attractive appearance, high construction efficiency and the like; when the steel box girder is installed, for the installation of a large span, due to the difficult integral hoisting and the large construction risk, the sectional construction is generally adopted; when the pedestrian overpass is constructed across roads, the ordinary concrete base is adopted for construction, and after the concrete base is constructed, the steel column and the supporting member are installed, so that the construction efficiency is low, the turnover is slow, the influence on the road passage is large, the construction cost is high, the construction period is long, and the utilization rate is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a support bed-jig temporarily for installation of large-span steel case roof beam, includes the lower part base, sets up in the support steel member on lower part base upper portion and sets up in the top bracket at support steel member top, the lower part base includes the base steel sheet, sets up the base girder steel on the base steel sheet, the support steel member is connected with the bed-jig auxiliary rod including setting up in base girder steel four corners department between the two adjacent bed-jig pole settings, bed-jig pole setting top is equipped with the distribution roof beam, the top bracket sets up in distribution roof beam upper portion through adjusting the section.
Further, the sub-rod of the jig frame comprises an oblique connecting rod and a transverse connecting rod.
Furthermore, the box girder is a long box-type steel structure with a hollow structure, and is longitudinally provided with stiffening ribs and transversely provided with transverse clapboards.
Further, the two sides of the box girder are arc-shaped walls.
After the scheme more than adopting, the utility model has the advantages of as follows: the utility model discloses simple structure, the preparation is convenient, supports when can satisfying city large-span steel box girder segmentation construction temporarily, has saved construction cost, has reduced the occupation time to the town road for the turnover speed has improved the efficiency of construction.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.
Fig. 1 is the utility model discloses a structural schematic of the interim support bed-jig that is used for installation of large-span steel box girder.
Fig. 2 is a side view schematic structure diagram of the utility model discloses a support bed-jig temporarily for installation of large-span steel box girder.
Fig. 3 is a structural schematic diagram of the top part in the temporary support bed-jig for the installation of the large-span steel box girder.
Fig. 4 is a structural schematic diagram of the temporary supporting jig frame for the installation of the large-span steel box girder.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Examples
The utility model provides a support bed-jig temporarily for installation of large-span steel box girder, includes lower part base 1, sets up in support steel member 2 on lower part base 1 upper portion and sets up in the top bracket 3 at support steel member 2 top, lower part base 1 includes base steel sheet 1.1, sets up base steel beam 1.2 on base steel sheet 1.1, support steel member 2 is including setting up bed-jig pole setting 2.1 in base steel beam 1.2 four corners department, is connected with bed-jig auxiliary rod 2.2 between two adjacent bed-jig pole settings 2.1, top bracket 3 is including setting up in the distribution roof beam 3.1 at bed-jig pole setting 2.1 top, distribution roof beam 3.1 upper portion is equipped with the regulation section 3.2 of connecting box girder 4.
In the preferred embodiment of this embodiment, the box girder 5 is a hollow elongated box-type steel structure, and has stiffening ribs longitudinally disposed therein and a diaphragm 5.1 transversely disposed therein.
As a preferred embodiment of the present embodiment, the box girder 5 is provided with arc-shaped walls at both sides.
As a preferred embodiment of this embodiment, the sub-frame 2.2 comprises an oblique connecting rod 2.2a and a transverse connecting rod 2.2 b.
The base steel plate of the lower base adopts PL20, the size is 3500mm section steel, and the base steel frame adopts H300 10 15 section steel; the framework rods in the supporting steel members are phi 273 x 8 steel rods, the framework web rods are H150 x 10 profile steels, the distribution beams are H300 x 10 x 15 profile steels, and the adjusting sections are H300 x 10 x 15 profile steels.
When large-span steel construction box girder construction, the place that influences the minimum to the traffic flow in the middle of the current situation road is segmented, put the bed-jig in current situation road surface (ground bearing capacity detects and ensures to be greater than 120kpa), upper portion top holds in the palm the structure and guarantees unanimous with segmentation roof beam body bottom elevation, erect the segmentation roof beam body in landing leg one side, erect the second section segmentation roof beam body at the bed-jig other end, the steel case roof beam is erect and is accomplished to separate to stride and ensure to demolish the bed-jig and can not put up the part to the completion and produce the influence, adopt gas cutting excision upper portion top to hold in the palm and carry out the roof beam body and unload, the bed-jig turnover is used to next position.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a support bed-jig temporarily for installation of large-span steel box girder, a serial communication port, include the lower part base, set up in the support steel member on lower part base upper portion and set up in the top bracket at support steel member top, the lower part base includes the base steel sheet, sets up the base girder steel on the base steel sheet, the support steel member is connected with the bed-jig auxiliary rod including setting up in the bed-jig girder steel four corners department between the two adjacent bed-jig pole settings, the top bracket is including setting up the distribution roof beam at bed-jig pole setting top, distribution roof beam upper portion is equipped with the regulation section of connecting the box girder.
2. A temporary support jig frame for installation of a large-span steel box girder according to claim 1, wherein the jig frame sub-bars comprise an oblique connecting bar and a transverse connecting bar.
3. The temporary support jig frame for installation of a long-span steel box girder according to claim 1, wherein the box girder is a hollow elongated box steel structure, and is longitudinally provided with stiffening ribs and transversely provided with a diaphragm.
4. A temporary support jig frame for installation of a long-span steel box girder according to claim 1, wherein the box girder is flanked by arc-shaped walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120151502.XU CN214423190U (en) | 2021-01-20 | 2021-01-20 | Temporary supporting jig frame for mounting large-span steel box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120151502.XU CN214423190U (en) | 2021-01-20 | 2021-01-20 | Temporary supporting jig frame for mounting large-span steel box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214423190U true CN214423190U (en) | 2021-10-19 |
Family
ID=78056517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120151502.XU Active CN214423190U (en) | 2021-01-20 | 2021-01-20 | Temporary supporting jig frame for mounting large-span steel box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214423190U (en) |
-
2021
- 2021-01-20 CN CN202120151502.XU patent/CN214423190U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105568854A (en) | Construction method of overwater curved fish-bellied cast-in-place reinforced concrete box girder | |
| CN106284838A (en) | A kind of lattice Honeycomb Beam sections and large span lattice girder steel and fabrication and installation method thereof | |
| CN214423190U (en) | Temporary supporting jig frame for mounting large-span steel box girder | |
| CN213654225U (en) | Post-cast strip supporting structure | |
| CN210134357U (en) | Pi-shaped bracket for construction of upper cross beam of H-shaped cable tower | |
| CN112359712A (en) | Three-column prestressed concrete gate pier for rail transit and construction method thereof | |
| CN205223837U (en) | Y shape pier of belted steel pull rod | |
| CN215519167U (en) | Inverted triangular truss splicing construction node | |
| CN207130633U (en) | The integrated Bridge Erector of Short/Medium Span Bridge pier stud, bent cap and beam slab | |
| CN210636293U (en) | Vertical steel arch cable-stayed bridge | |
| CN206127857U (en) | Continuous space dysmorphism arched girder combination bridge girder construction | |
| CN211256686U (en) | Continuous beam diamond hanging basket construction protection device | |
| CN2556306Y (en) | Combined bracnig frame | |
| JP3394519B2 (en) | Viaduct concrete continuous arch structure | |
| CN203834338U (en) | Integrated road and track bridge | |
| CN207749427U (en) | A kind of bridge two-beam type I-shaped steel-concrete composite beam | |
| CN2487800Y (en) | Longspan expanding structure beam | |
| CN215829241U (en) | Highway frame-type abutment | |
| CN104562943A (en) | Formwork support system of ultrahigh reinforced concrete box girder structure and erection method of formwork support system | |
| CN2420324Y (en) | Net truss for pedestrian overcrossing | |
| CN214459528U (en) | Board purlin combination system view bridge | |
| CN111719444B (en) | Whole reinforcing apparatus of bridge | |
| CN210975550U (en) | Formwork support for capping construction by adopting beret frame | |
| CN109972531A (en) | It is a kind of for improving the external prestressing device of Bailey beam falsework span | |
| CN210368478U (en) | Prefabricated board base overpass structure and prefabricated board base overpass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |