CN209941512U - Supporting shear part for lower cross beam of inclined tower of cable-stayed bridge - Google Patents
Supporting shear part for lower cross beam of inclined tower of cable-stayed bridge Download PDFInfo
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- CN209941512U CN209941512U CN201920567366.5U CN201920567366U CN209941512U CN 209941512 U CN209941512 U CN 209941512U CN 201920567366 U CN201920567366 U CN 201920567366U CN 209941512 U CN209941512 U CN 209941512U
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Abstract
A shear force piece for supporting a lower cross beam of an inclined tower of a cable-stayed bridge is characterized in that a middle partition plate of an upper cover plate and the right end of a bottom plate are respectively welded on a right wall plate, the upper end of a first left wall plate is welded at the left end of the upper cover plate, the lower end of the first left wall plate is welded on the middle partition plate, and transverse steel plates are respectively welded between the upper cover plate and the middle partition plate to form an upper grid bucket type frame; two ends of a second left wall plate are respectively welded at the left end of the middle partition plate and the left end of the bottom plate, vertical steel plates are respectively welded between the second left wall plate and the right wall plate, and a first longitudinal steel plate and a second longitudinal steel plate are respectively welded between the front wall plate and the rear wall plate; the upper frame and the lower frame are welded together to form a grid bucket type integral frame of the shear part; inserting a lower frame in the overall frame of the lattice-type shear part into a groove on the right side of the lower part of a beam body, respectively inserting first finish-rolled deformed steel bars into round holes in the beam body and the frame, respectively installing nuts at the finish-rolled deformed steel bars and two ends, and installing and fixing the overall frame of the lattice-type shear part on the beam body to form a lower beam supporting shear part of the inclined tower of the cable-stayed bridge.
Description
Technical Field
The utility model relates to a bridge construction technical field, concretely relates to oblique tower bottom end rail supports shear force spare of cable-stay bridge.
Background
In the construction process of the inclined tower beam of the large-span cable-stayed bridge, the lower part of the beam cannot be provided with a steel pipe pile support cast-in-place support because the inclination angle of the tower column is too large. Therefore, the shear part is installed in the embedded hole in the inner side of the tower column, and the shear part mainly plays a role of supporting a cast-in-place support close to the inner side of the tower column, so that the bearing beam of the support is stressed more uniformly, and the aim of supporting the cast-in-place support is fulfilled.
Disclosure of Invention
The utility model aims at providing a cable-stay bridge leaning tower bottom end rail supports shear force spare to because column inclination is too big, and the unable installation stand steel-pipe pile in crossbeam lower part supports and holds cast-in-place support current situation, and this shear force spare is at the processing production completion back, wholly lifts by crane the installation at the scene, has both made things convenient for the site operation, improves the construction progress again, has guaranteed safety in production.
The technical scheme of the utility model is that a diagonal bridge leaning tower lower beam supports shear force spare, including the roof beam body, go up check fill formula frame, lower check fill formula frame, upper cover plate, median septum, wallboard, perpendicular steel sheet, horizontal steel sheet, bottom plate, round hole, nut, screw-thread steel, vertical steel sheet, panel.
According to the shear member for supporting the lower cross beam of the inclined tower of the cable-stayed bridge, the middle partition plate of the upper cover plate and the right end of the bottom plate are respectively welded on the right wall plate, the upper end of the first left wall plate is welded at the left end of the upper cover plate, the lower end of the first left wall plate is welded on the middle partition plate, and transverse steel plates are respectively welded between the upper cover plate and the middle partition plate to form an upper grid bucket type frame; two ends of the second left wall plate are respectively welded at the left end of the middle partition plate and the left end of the bottom plate, and vertical steel plates are respectively welded between the second left wall plate and the right wall plate to form a lower grid bucket type frame.
A first longitudinal steel plate and a second longitudinal steel plate are welded between the front wall plate and the rear wall plate; after the upper frame and the lower frame are welded together, a front wall plate and a rear wall plate are respectively welded at the front and the rear of the upper frame and the lower frame; form a grid bucket type integral frame of the shearing part.
A front wall plate and a rear wall plate are respectively welded at the front and the rear of the upper and the lower lattice type frames, and a first longitudinal steel plate and a second longitudinal steel plate are welded between the front wall plate and the rear wall plate; the upper frame and the lower frame are welded together to form a grid-bucket type integral frame of the shear part.
The upper frame is characterized in that a first transverse steel plate, a second transverse steel plate, a third transverse steel plate and a fourth transverse steel plate are respectively welded between a first left wall steel plate and a first vertical steel plate of the upper frame and between a third vertical steel plate and a right wall plate of the upper frame; fifth transverse steel plates with the same structure are welded between the first vertical steel plate and the second vertical steel plate, between the second vertical steel plate and the third vertical steel plate and between the third vertical steel plate and the right wall plate respectively; four third round holes and four fourth round holes are respectively arranged on the upper frame.
The fighting type underframe is characterized in that a left wall plate, a fourth vertical steel plate, a fifth vertical steel plate, a sixth vertical steel plate, a seventh vertical steel plate, an eighth vertical steel plate and a ninth vertical steel plate are respectively welded between the middle partition plate and the bottom plate.
The right side of the beam body is provided with an inclined plane, and four first round holes and four second round holes are respectively arranged on the beam body in a groove on the right side of the beam body; the four first round holes and the four third round holes, and the four second round holes and the four fourth round holes are all concentric (the central lines are consistent).
The shear part is supported by the lower cross beam of the inclined tower of the cable-stayed bridge, a lower frame in a whole frame of the lattice type shear part is inserted into a right groove at the lower part of a beam body, a left wall plate of an upper frame is contacted with a right inclined plane of the beam body, first finish-rolled deformed steel bars are respectively inserted into four first round holes on the beam body and four third round holes in the upper frame, second finish-rolled deformed steel bars are respectively inserted into four second round holes and four fourth round holes on the beam body, nuts are respectively installed at two ends of the first finish-rolled deformed steel bars and the second finish-rolled deformed steel bars with the same structure, the whole frame of the lattice type shear part is installed and fixed on the beam body, and the shear part is supported by the lower cross beam of the inclined tower of the cable-stayed bridge.
The utility model has the advantages that: a cross steel plate and a longitudinal steel plate are respectively welded between an upper cover plate intermediate partition plate and a bottom plate to form a lattice bucket type shear member integral frame, a lower frame in the lattice bucket type shear member integral frame is inserted into a right groove in the lower part of a beam body, the lattice bucket type shear member integral frame is installed and fixed on the beam body by using first finish-rolled deformed steel bars, second finish-rolled deformed steel bars and nuts to form the cable-stayed bridge inclined tower lower cross beam supporting shear member, so that a support bearing beam is stressed more uniformly, and the aim of supporting and bearing a cast-in-place support is fulfilled; the lower cross beam supporting shear piece is simple to produce and process and convenient and quick to install; the span of the cast-in-place support is reduced, the investment of materials is reduced, the construction time is saved, the construction progress is accelerated, and the construction safety is guaranteed.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic view of the installation structure of the present invention.
Fig. 2 is a schematic front view of the present invention;
FIG. 3 is a right side view of FIG. 2;
fig. 4 is a left side view of fig. 2.
In the figure, 1, an upper cover plate, 2, a middle partition plate, 3, a left wall plate, 4, a right wall plate, 5a, a first vertical steel plate, 5b, a second vertical steel plate, 5c, a third vertical steel plate, 6d, a first transverse steel plate, 6e, a second transverse steel plate, 6f, a third transverse steel plate, 6h, a fourth transverse steel plate, a fifth transverse steel plate, 6g, 7, a left wall plate, 8, a fourth vertical steel plate, 9, a fifth vertical steel plate, 10, a sixth vertical steel plate, 11, a seventh vertical steel plate, 12, an eighth vertical steel plate, 13, a ninth vertical steel plate, 14, a bottom plate, 15, a beam body, 16, a first circular hole, 17, a second circular hole, 18, a first nut, 19, a first threaded steel, 20, a second threaded steel, 21, a third circular hole, 22, a fourth circular hole, 23, a first longitudinal steel plate, 24, a second longitudinal steel plate, 25, a front wall plate, 26 and a rear wall plate.
Detailed Description
The embodiment of the present invention refers to fig. 1, fig. 2, fig. 3 and fig. 4: a shear force piece for supporting a lower cross beam of an inclined tower of a cable-stayed bridge is characterized in that the right ends of an upper cover plate 1, a middle partition plate 2 and a bottom plate 14 are respectively welded on a right wall plate 4, the upper end of a first left wall plate 3 is welded at the left end of the upper cover plate 1, the lower end of the first left wall plate is welded on the middle partition plate 2, and a transverse steel plate is respectively welded between the upper cover plate 1 and the middle partition plate 2 to form an upper grid bucket type frame; two ends of the second left wall plate 7 are respectively welded at the left ends of the middle partition plate 2 and the bottom plate 14, and vertical steel plates are respectively welded between the second left wall plate 7 and the right wall plate 4 to form a lower lattice bucket type frame; between the front wall panel 25 and the rear wall panel 26, a first longitudinal steel plate 23 and a second longitudinal steel plate 24 are welded; after the upper frame and the lower frame are welded together, a front wall plate 25 and a rear wall plate 26 are respectively welded at the front and the rear of the upper frame and the lower frame; form a grid bucket type integral frame of the shearing part.
In this embodiment, its upper clamshell frame: a first transverse steel plate 6d, a second transverse steel plate 6e, a third transverse steel plate 6f and a fourth transverse steel plate 6h are respectively welded between a first left wall steel plate 3 and a first vertical steel plate 5a and between a third vertical steel plate 5c and a right wall plate 4 of an upper frame; fifth transverse steel plates 6g with the same structure are respectively welded between the first vertical steel plate 5a and the second vertical steel plate 5b, between the second vertical steel plate 5b and the third vertical steel plate 5c, and between the third vertical steel plate 5c and the right wall plate 4; four third round holes 21 and four fourth round holes 22 are respectively formed on the upper frame.
In the present embodiment, the following grapple frame: a left wall plate 7, a fourth vertical steel plate 8, a fifth vertical steel plate 9, a sixth vertical steel plate 10, a seventh vertical steel plate 11, an eighth vertical steel plate 12 and a ninth vertical steel plate 13 are respectively welded between the middle partition plate 2 and a bottom plate 14.
In the present embodiment, the beam body: the right side of a beam body 15 is designed to be an inclined plane, and four first round holes 16 and four second round holes 17 are respectively arranged on the beam body 15 in a groove on the right side of the beam body 15; the four first circular holes 16 and the four third circular holes 21, and the four second circular holes 17 and the four fourth circular holes 22 are all kept concentric (the center lines coincide).
In the embodiment, the lower frame of the oblique tower lower beam supporting shear member of the cable-stayed bridge is inserted into a right groove at the lower part of a beam body 15, so that a left wall plate of an upper frame is contacted with a right inclined surface of the beam body 15, first finish-rolled deformed steel bars 19 are respectively inserted into four first round holes 16 on the beam body 15 and four third round holes 21 in the upper frame, second finish-rolled deformed steel bars 20 are respectively inserted into four second round holes 17 and four fourth round holes 22 on the beam body 15, nuts 18 are respectively installed at two ends of the first finish-rolled deformed steel bars 19 and the second finish-rolled deformed steel bars 20 with the same structure, and the integral frame of the oblique tower lower beam supporting shear member of the cable-stayed bridge is installed and fixed on the beam body 15 to form the oblique tower lower beam supporting shear member of the cable-stayed bridge.
In the present embodiment, the joints between the steel plates in the upper and lower frames are connected to each other by welding.
In the present embodiment, the front wall plate 25 and the rear wall plate 26 are respectively formed as a rectangular steel plate and an inverted trapezoidal steel plate which are integrally connected, and the front wall plate 25 and the rear wall plate 26 may be formed as a rectangular steel plate and an inverted trapezoidal steel plate which are separately formed, and the rectangular steel plate and the inverted trapezoidal steel plate may be welded to the frame of the entire lattice-type shear member.
In this embodiment, the finish-rolled twisted steel is provided with threaded buttons at both ends thereof, respectively.
Claims (4)
1. A shear member for supporting a lower cross beam of an inclined tower of a cable-stayed bridge comprises a beam body, an upper lattice type frame, a lower lattice type frame, an upper cover plate, a middle partition plate, a wall plate, a vertical steel plate, a transverse steel plate, a bottom plate, a circular hole, a nut, deformed steel bars, a longitudinal steel plate and a panel; the method is characterized in that: welding the middle partition plate of the upper cover plate and the right end of the bottom plate on the right wall plate respectively, welding the upper end of the first left wall plate on the left end of the upper cover plate, welding the lower end of the first left wall plate on the middle partition plate, and welding transverse steel plates between the upper cover plate and the middle partition plate respectively to form an upper grid bucket type frame; two ends of the second left wall plate are respectively welded at the left end of the middle partition plate and the left end of the bottom plate, and vertical steel plates are respectively welded between the second left wall plate and the right wall plate to form a lower grid bucket type frame; a first longitudinal steel plate and a second longitudinal steel plate are welded between the front wall plate and the rear wall plate; after the upper frame and the lower frame are welded together, a front wall plate and a rear wall plate are respectively welded at the front and the rear of the upper frame and the lower frame; forming a grid bucket type integral frame of the shear part; a front wall plate and a rear wall plate are respectively welded at the front and the rear of the upper and the lower lattice type frames, and a first longitudinal steel plate and a second longitudinal steel plate are welded between the front wall plate and the rear wall plate; the upper frame and the lower frame are welded together to form a grid bucket type integral frame of the shear part; inserting a lower frame in a whole frame of the fighting type shear part into a right groove at the lower part of a beam body, enabling a left wall plate of an upper frame to be in contact with a right inclined plane of the beam body, respectively inserting first finish-rolled deformed steel bars into four first round holes in the beam body and four third round holes in the upper frame, respectively inserting second finish-rolled deformed steel bars into four second round holes and four fourth round holes in the beam body, respectively installing nuts at two ends of the first finish-rolled deformed steel bars and the second finish-rolled deformed steel bars with the same structure, and installing and fixing the whole frame of the fighting type shear part on the beam body to form a lower beam supporting shear part of an inclined tower of a cable-stayed bridge.
2. The cable-stayed bridge leaning tower lower cross beam supporting shear member according to claim 1, characterized in that: a first transverse steel plate, a second transverse steel plate, a third transverse steel plate and a fourth transverse steel plate are respectively welded between a first left wall steel plate and a first vertical steel plate of the upper frame and between a third vertical steel plate and a right wall plate; fifth transverse steel plates with the same structure are welded between the first vertical steel plate and the second vertical steel plate, between the second vertical steel plate and the third vertical steel plate and between the third vertical steel plate and the right wall plate respectively; four third round holes and four fourth round holes are respectively arranged on the upper frame.
3. The cable-stayed bridge leaning tower lower cross beam supporting shear member according to claim 1, characterized in that: a left wall plate, a fourth vertical steel plate, a fifth vertical steel plate, a sixth vertical steel plate, a seventh vertical steel plate, an eighth vertical steel plate and a ninth vertical steel plate are respectively welded between the middle partition plate and the bottom plate.
4. The cable-stayed bridge leaning tower lower cross beam supporting shear member according to claim 1, characterized in that: the right side of the beam body is provided with an inclined plane, and four first round holes and four second round holes are respectively arranged on the beam body in the groove on the right side of the beam body; the four first round holes and the four third round holes, and the four second round holes and the four fourth round holes are all concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920567366.5U CN209941512U (en) | 2019-04-24 | 2019-04-24 | Supporting shear part for lower cross beam of inclined tower of cable-stayed bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920567366.5U CN209941512U (en) | 2019-04-24 | 2019-04-24 | Supporting shear part for lower cross beam of inclined tower of cable-stayed bridge |
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| CN209941512U true CN209941512U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920567366.5U Active CN209941512U (en) | 2019-04-24 | 2019-04-24 | Supporting shear part for lower cross beam of inclined tower of cable-stayed bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109972528A (en) * | 2019-04-24 | 2019-07-05 | 中铁十一局集团第一工程有限公司 | A kind of cable-stayed bridge leaning tower lower beam support shear key |
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2019
- 2019-04-24 CN CN201920567366.5U patent/CN209941512U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109972528A (en) * | 2019-04-24 | 2019-07-05 | 中铁十一局集团第一工程有限公司 | A kind of cable-stayed bridge leaning tower lower beam support shear key |
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