CN210458965U - Accurate positioning support for steel bars of fabricated bridge lower structure tie beam - Google Patents
Accurate positioning support for steel bars of fabricated bridge lower structure tie beam Download PDFInfo
- Publication number
- CN210458965U CN210458965U CN201921124859.8U CN201921124859U CN210458965U CN 210458965 U CN210458965 U CN 210458965U CN 201921124859 U CN201921124859 U CN 201921124859U CN 210458965 U CN210458965 U CN 210458965U
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- support
- limiting
- movable plate
- welded
- accurate positioning
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Abstract
The utility model discloses an assembly type bridge lower structure tie beam reinforcing steel bar accurate positioning support, which comprises a connecting truss, a hoisting frame, a limiting support and a support, wherein the upper surface of the connecting truss is welded with a supporting block, supporting rods are welded between adjacent supporting blocks on two groups of connecting trusses, and the connecting trusses are welded with the hoisting frame; installing a positioning support above a bridge steel bar framework by using a hoisting machine, penetrating pre-embedded bars through a limiting steel pipe, binding and fixing steel bars, then pouring tie beam concrete, and lifting the positioning support after the concrete is finally set to finish steel bar positioning; when the steel bar is inserted into the limiting steel pipe, the screw is rotated to fix the tail end of the steel bar, so that shaking is avoided; when the limiting support is placed on the support, the second movable plate can be in contact with the limiting support, so that the purpose of supporting is achieved, and the limiting support is prevented from shaking when being connected with the connecting truss.
Description
Technical Field
The utility model relates to a bridge construction technical field specifically is an assembled bridge is structure tie beam reinforcing bar accurate positioning support under roof beam.
Background
In the bridge construction field, the prefabricated assembled bridge can effectively improve the construction speed, the quality of structural components is guaranteed, the structural durability is improved, the application range and the prospect are wide, the assembled bridge in the prior art can not be quickly constructed and installed according to positioning, in addition, when the assembled bridge is installed, the position of the embedded rib of the assembled bridge lower structural beam is generally determined manually, therefore, the arrangement is irregular, the measurement error and the accidental error generated by manual positioning are larger, the accurate butt joint of the embedded rib and the reserved installation hole of a pier stud can not be ensured, and the installation quality of the pier stud can not be ensured.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model can be realized by the following technical scheme: the utility model provides an assembled bridge constructs tie beam reinforcing bar accurate positioning support under roof beam, is including connecting truss, hoist and mount frame, spacing support and support, the last skin weld of connecting the truss has the supporting shoe, the welding has the bracing piece between the adjacent supporting shoe on two sets of connection trusses, the welding has hoist and mount frame on the connection truss, hoist and mount and put up and be equipped with hoisting assembly, the end of connecting the truss is fixed with spacing support, insert on the spacing support and be equipped with spacing steel pipe, the lower surface of connecting the truss is equipped with two sets of supports, it is provided with first fly leaf and second fly leaf to rotate on the support, one side of first fly leaf is pasted mutually with the connection truss, one side of second fly leaf is pasted.
Preferably, the supporting blocks are distributed on the upper surface of the connecting truss at equal intervals, and the upper ends of the supporting blocks are vertically connected with the inner side of the hoisting frame.
Preferably, threaded holes are formed in the surface of the hoisting frame at equal intervals, the lower surface of the hoisting assembly is perpendicular to a threaded rod, and the tail end of the threaded rod is inserted into the threaded holes.
Preferably, a screw is inserted into the limit steel pipe through threads.
Preferably, the inside welding of support has the connecting rod, rotates the cover on the connecting rod and is equipped with movable sleeve, the one end and the movable sleeve welding of first fly leaf and second fly leaf.
Preferably, a clamping plate is fixed at the tail end of the second movable plate, the cross section formed by the clamping plate and the tail end of the second movable plate is L-shaped, and the clamping plate is located on one side of the limiting support.
The utility model has the advantages that:
1. installing a positioning support above a bridge reinforcement framework by using a hoisting machine, penetrating a pre-embedded rib (used for connecting a tie beam and a pier stud) through a limiting steel pipe, binding and fixing a reinforcement, then pouring tie beam concrete, and lifting the positioning support after the concrete is finally set to complete reinforcement positioning;
2. when the steel bar is inserted into the limiting steel pipe, the screw is rotated to fix the tail end of the steel bar, so that shaking is avoided;
3. when the limiting support is placed on the support, the second movable plate can be in contact with the limiting support, so that the purpose of supporting is achieved, and the limiting support is prevented from shaking when being connected with the connecting truss.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side schematic view of the present invention;
FIG. 3 is a schematic cross-sectional view of the support of the present invention;
figure 4 is the utility model discloses hoist and mount subassembly sketch map.
In the figure: the device comprises a connecting truss 1, a supporting block 11, a supporting rod 12, a hoisting frame 2, a threaded hole 21, a hoisting assembly 3, a threaded rod 31, a limiting bracket 4, a limiting steel pipe 41, a support 5, a connecting rod 51, a movable sleeve 6, a first movable plate 61, a second movable plate 62 and a clamping plate 621.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an assembled bridge lower structure tie beam steel bar accurate positioning support comprises a connecting truss 1, a hoisting frame 2, a limiting support 4 and a support 5, wherein the connecting truss 1 and the hoisting frame 2 are both made of I-shaped steel, the connecting truss 1, the hoisting frame 2 and the limiting support 4 are combined to form the positioning support, support blocks 11 are welded on the upper surface of the connecting truss 1, support rods 12 are welded between the adjacent support blocks 11 on the two groups of connecting trusses 1, the hoisting frame 2 is welded on the connecting truss 1, a hoisting assembly 3 is arranged on the hoisting frame 2, the positioning support is convenient to hoist by hoisting machinery, the limiting support 4 is fixed at the tail end of the connecting truss 1, a limiting steel pipe 41 is inserted on the limiting support 4, the limiting support 4 is formed by welding I-shaped steel, a small hole is cut on the upper surface, the size of the limiting steel pipe 41 is consistent with the outer diameter of the limiting steel pipe 41, the limiting steel pipe 41 is, the limiting support 4 is welded into a whole, two groups of supports 5 are arranged on the lower surface of the connecting truss 1, a first movable plate 61 and a second movable plate 62 are rotatably arranged on the supports 5, one side of the first movable plate 61 is attached to the connecting truss 1, and one side of the second movable plate 62 is attached to the limiting support 4; when the positioning support is used, a hoisting machine is used for installing the positioning support above the bridge reinforcement framework, the embedded ribs (used for connecting the tie beam and the pier stud) penetrate through the limiting steel tubes 41, the steel bars are bound and fixed, then the tie beam concrete is poured, and after the concrete is finally set, the positioning support is lifted to complete the positioning of the steel bars.
The supporting blocks 11 are distributed on the upper surface of the connecting truss 1 at equal intervals, and the upper ends of the supporting blocks 11 are vertically connected with the inner side of the hoisting frame 2; thereby improving the stability between the hoisting frame 2 and the connecting truss 1.
Threaded holes 21 are formed in the surface of the hoisting frame 2 at equal intervals, a threaded rod 31 is vertical to the lower surface of the hoisting component 3, and the tail end of the threaded rod 31 is inserted into the threaded holes 21; the position of the hoisting component 3 can be adjusted according to the specific position of the hoisting device by the hoisting component 3, so that the whole positioning bracket is convenient to hoist, and the flexibility is improved.
Screws are inserted into the limiting steel pipes 41 through threads; when the reinforcing bar is inserted in the inside of limiting steel pipe 41, the screw is rotated to fix the tail end of the reinforcing bar, and shaking is avoided.
A connecting rod 51 is welded inside the support 5, a movable sleeve 6 is rotatably sleeved on the connecting rod 51, and one ends of the first movable plate 61 and the second movable plate 62 are welded with the movable sleeve 6; the movable sleeve 6 can rotate on the connecting rod 51, so that the first movable plate 61 and the second movable plate 62 can rotate, when the connecting truss 1 is placed on the support 5, the first movable plate 61 rotates and contacts with the lower surface of the connecting truss 1, and when the limiting support 4 is placed on the support 5, the second movable plate 62 can contact with the limiting support 4, so that the supporting purpose is achieved.
A clamping plate 621 is fixed at the tail end of the second movable plate 62, the cross section formed by the clamping plate 621 and the tail end of the second movable plate 62 is in an "L" shape, and the clamping plate 621 is located on one side of the limiting bracket 4; the clamping plate 62 can clamp one end of the limiting support 4, and the limiting support 4 and the connecting truss 1 are prevented from shaking when being connected.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (6)
1. An assembly type bridge lower structure tie beam steel bar accurate positioning support comprises a connecting truss (1), a hoisting frame (2), a limiting support (4) and supports (5), and is characterized in that support blocks (11) are welded on the upper surface of the connecting truss (1), support rods (12) are welded between adjacent support blocks (11) on two groups of connecting trusses (1), the hoisting frame (2) is welded on the connecting truss (1), a hoisting component (3) is arranged on the hoisting frame (2), the limiting support (4) is fixed at the tail end of the connecting truss (1), a limiting steel pipe (41) is inserted on the limiting support (4), two groups of supports (5) are arranged on the lower surface of the connecting truss (1), a first movable plate (61) and a second movable plate (62) are rotatably arranged on the supports (5), one side of the first movable plate (61) is attached to the connecting truss (1), one side of the second movable plate (62) is attached to the limiting bracket (4).
2. The accurate positioning bracket for the steel bars of the assembled bridge lower structural beam is characterized in that the supporting blocks (11) are distributed on the upper surface of the connecting truss (1) at equal intervals, and the upper ends of the supporting blocks (11) are vertically connected with the inner side of the hoisting frame (2).
3. The accurate positioning bracket for the steel bars of the assembled bridge lower structure tie beam is characterized in that threaded holes (21) are formed in the surface of the hoisting frame (2) at equal intervals, a threaded rod (31) is vertically arranged on the lower surface of the hoisting assembly (3), and the tail end threads of the threaded rod (31) are inserted into the threaded holes (21).
4. The accurate positioning bracket for the steel bars of the assembled bridge lower structure tie beam of claim 1 is characterized in that screws are inserted on the limiting steel pipes (41) through threads.
5. The accurate positioning bracket for the reinforcement of the assembled bridge lower structure tie beam of claim 1, wherein the support (5) is internally welded with a connecting rod (51), the connecting rod (51) is rotatably sleeved with a movable sleeve (6), and one ends of the first movable plate (61) and the second movable plate (62) are welded with the movable sleeve (6).
6. The accurate positioning bracket for the steel bars of the assembled bridge understructure tie-beam of claim 1, wherein a clamping plate (621) is fixed at the tail end of the second movable plate (62), the cross-sectional shape formed by the clamping plate (621) and the tail end of the second movable plate (62) is 'L' -shaped, and the clamping plate (621) is positioned at one side of the limiting bracket (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921124859.8U CN210458965U (en) | 2019-07-17 | 2019-07-17 | Accurate positioning support for steel bars of fabricated bridge lower structure tie beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921124859.8U CN210458965U (en) | 2019-07-17 | 2019-07-17 | Accurate positioning support for steel bars of fabricated bridge lower structure tie beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210458965U true CN210458965U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921124859.8U Expired - Fee Related CN210458965U (en) | 2019-07-17 | 2019-07-17 | Accurate positioning support for steel bars of fabricated bridge lower structure tie beam |
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| CN (1) | CN210458965U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267379A (en) * | 2020-10-10 | 2021-01-26 | 中交一公局集团有限公司 | Positioning support for bridge assembly type lower structure |
-
2019
- 2019-07-17 CN CN201921124859.8U patent/CN210458965U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267379A (en) * | 2020-10-10 | 2021-01-26 | 中交一公局集团有限公司 | Positioning support for bridge assembly type lower structure |
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| GR01 | Patent grant | ||
| 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: 20200505 |