CN216891987U - Special-shaped steel ladle concrete upper tower column - Google Patents
Special-shaped steel ladle concrete upper tower column Download PDFInfo
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- CN216891987U CN216891987U CN202123243412.2U CN202123243412U CN216891987U CN 216891987 U CN216891987 U CN 216891987U CN 202123243412 U CN202123243412 U CN 202123243412U CN 216891987 U CN216891987 U CN 216891987U
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- tower column
- concave arc
- upper tower
- steel pipe
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Abstract
The utility model discloses a special-shaped steel ladle concrete upper tower column, which comprises a steel pipe arranged on a transition section in the middle of an abutment, an upper tower column vertical unit section and concrete arranged in the steel pipe and the upper tower column vertical unit section; the construction steps comprise assembling and manufacturing each upper tower column vertical unit section in an assembling field, then carrying out first steel pipe lifting assembling, first lifting assembling of the upper tower column vertical unit section and first concrete pouring construction, and then carrying out second to Nth steel pipe lifting assembling, lifting assembling of the upper tower column vertical unit section and concrete pouring construction until finishing the construction operation of the special-shaped steel ladle concrete upper tower column.
Description
Technical Field
The utility model relates to the technical field of bridge engineering, in particular to a special-shaped steel ladle concrete upper tower column.
Background
The cable-stayed bridge is a bridge which pulls a beam on a tower column by a plurality of cable-stayed pull ropes. It is composed of beam, stayed cable and tower column. The cable-stayed bridge is a self-anchored system, and the horizontal force of a stay cable is borne by a beam. The beam is supported not only on the abutment but also on the stay cables drawn out from the pylon. Therefore, the cable-stayed bridge is a cable system, has larger spanning capability than a beam bridge, and is the most main bridge type of a large-span bridge. The construction progress and the construction precision of the tower column directly influence the construction period and the construction quality of the whole bridge engineering.
The traditional construction of the upper tower column of the stay cable adopts complicated manual formwork support or hydraulic climbing formwork construction. The construction of the tower column belongs to high-altitude operation, the workload is large, the complex formwork supporting system and the pouring construction are raised along with the height of the upper tower column, the operation space of a construction site is small, the construction difficulty is increased more and more, and the construction precision is difficult to guarantee.
Therefore, it is very important to find a special-shaped steel ladle concrete upper tower column with a reasonable structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to make up the defects of the prior art and provides a special-shaped ladle concrete upper tower column.
The utility model is realized by the following technical scheme:
a special-shaped steel ladle concrete upper tower column comprises a bridge abutment middle transition section, a steel pipe arranged on the bridge abutment middle transition section and an upper tower column vertical unit section, wherein the steel pipe is positioned on the inner side of the upper tower column vertical unit section;
go up the vertical unit section of pylon including fixed truss, a plurality of cell type end plates and a plurality of interior concave arc board, the both sides of every cell type end plate respectively with the side fixed connection of two adjacent interior concave arc boards, fixed truss connects in the inboard of a plurality of interior concave arc boards, is equipped with the hoist and mount locating plate respectively in the top intermediate position of every interior concave arc board fixed truss and interior concave arc board on all be provided with the steel pipe gag lever post that corresponds with the steel pipe position, every outer wall of steel pipe all rather than the steel pipe gag lever post fixed connection that corresponds steel pipe and the vertical unit section inboard of last pylon all water the concrete.
The groove-shaped end plates and the inner concave arc plates are three, the groove-shaped end plates and the inner concave arc plates are arranged at intervals, a plurality of corresponding bolt holes are respectively arranged on two sides of the groove-shaped end plates and the inner concave arc plates, and the groove-shaped end plates and the inner concave arc plates are fixedly connected through two bolts.
The groove-shaped end plate and the inner concave arc plate are connected through the bolt holes, and the bolt is fixedly connected with the groove-shaped end plate and the inner concave arc plate respectively.
Fixed truss including three main trusses, three fixed trusses and six even trusses, the inner wall of two adjacent interior concave arc boards is connected respectively to the both ends of three fixed trusses, three main trusses are regular triangle and arrange, three summit punishment do not fix at the inner wall middle part of three fixed trusses the outer wall middle part of fixed trusses is equipped with lifts by crane the otic placode, even be fixed truss tip is connected to truss one end, even be that the truss other end links to each other with the main truss is perpendicular even the tip of being tied truss and fixed trusses is provided with angle steel.
The outer wall of the end part of the steel pipe is provided with a first welding positioning lug plate and a second welding positioning lug plate, and the first welding positioning lug plate and the second welding positioning lug plate are respectively provided with a plurality of vertical rows of bolt holes.
The utility model has the advantages that: 1. compared with the prior art, the upper tower column adopts the modularized special-shaped steel ladle concrete, a complex template system and a steel reinforcement cage are not needed, the special-shaped steel frame structure is directly and integrally installed section by section, the concrete is integrally poured section by section, the construction is convenient and fast, the period is short, and the construction precision is high.
2. The upper tower column adopts the steel pipes and the vertical unit sections of the upper tower column, can be assembled on the ground, firstly hoists the steel pipes, and then integrally hoists the special-shaped steel frame structure of the upper tower column and installs and fixes the steel pipes by utilizing the hoists, so that the workload of high-altitude operation is reduced, the construction safety risk is reduced, and the construction efficiency is greatly improved.
3. The splicing site positioning line is reasonable in arrangement and clear in arrangement, and facilitates quick and accurate splicing of the vertical unit sections of the upper tower column, so that construction quality is improved, and construction time is shortened.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a top view of the present invention.
FIG. 3 is a connection structure diagram of the fixed beam, the connection beam and the concave arc plate.
Fig. 4 is a front view of the fixed truss.
Detailed Description
The technical solution of the present invention is further explained with reference to fig. 1 to 4.
The special-shaped steel ladle concrete upper tower column comprises a steel pipe 2 arranged on a transition section 1 in the middle of an abutment, an upper tower column vertical unit section 3 and concrete 4 arranged inside the steel pipe 2 and the upper tower column vertical unit section 3, wherein the steel pipe 2 is positioned on the inner side of the upper tower column vertical unit section 3.
Go up vertical unit section 3 of column including fixed truss, bolt 5, water inflation stagnant water board 6, cell type end plate 7, steel pipe gag lever post 8, indent arc board 9 and hoist and mount location otic placode 10, fixed truss connects indent arc board 9, cell type end plate 7 is equipped with the bolt hole, sets up between adjacent indent arc board 9, water inflation stagnant water board 6 is equipped with the bolt hole, sets up between cell type end plate 7 and indent arc board 9, be equipped with hoist and mount location otic placode 10 in the middle of indent arc board 9 top, indent arc board 9 both sides are equipped with the bolt hole, and it is continuous with water inflation stagnant water board 6, the fastening of cell type end plate 7 through bolt 5, steel pipe gag lever post 8 is arranged respectively on fixed truss and indent arc board 9.
The groove-shaped end plates 7 and the inner concave arc plates 9 are all three, the groove-shaped end plates 7 and the inner concave arc plates 9 are arranged at intervals, a plurality of corresponding bolt holes are respectively arranged on two sides of the groove-shaped end plates 7 and the inner concave arc plates 9, and the groove-shaped end plates and the inner concave arc plates are fixedly connected through two bolts.
Fixed truss include main longeron 12, fixed longeron 13, link to the longeron 14, lift by crane otic placode 15 and angle connector 16, main longeron 12 is regular triangle and arranges, fixed longeron 13 middle part is equipped with lifts by crane otic placode 15, sets up at main longeron 12 tip, link to the end of longeron 14 one end and connect fixed longeron 13 tip, link to the other end of longeron 14 and link to each other with main truss 12 is perpendicular, angle connector 16 sets up the tip of linking to the longeron 14 and fixed longeron 13.
And a steel pipe position positioning line is arranged on the transition section 1 in the middle of the abutment.
2 tip of steel pipe be equipped with welding position otic placode 17 and welding position otic placode two 11, just welding position otic placode 17 and welding position otic placode two 11 are equipped with vertical multirow bolt hole.
When in construction and installation, the steps are as follows: the construction of first way steel pipe 2 lifts by crane assembly, the first construction of lifting by crane assembly, the first concrete placement of the vertical unit section of upper tower column 3, the second way to the Nth construction of steel pipe lifting by crane assembly, the construction of lifting by crane assembly, the concrete placement of the vertical unit section of upper tower column:
after the steel pipes between the two channels are accurately positioned by the first welding positioning lug plate 17 and the second welding positioning lug plate 11, the steel pipes are connected by welding;
the upper tower column vertical unit sections 3 among the channels are connected by welding;
and (4) pouring concrete in each channel is similar to the first concrete pouring till the construction operation of the tower column on the special-shaped ladle concrete is completed.
Claims (5)
1. The utility model provides a tower column on dysmorphism ladle concrete which characterized in that: the bridge abutment comprises a bridge abutment middle transition section, a steel pipe arranged on the bridge abutment middle transition section and an upper tower column vertical unit section, wherein the steel pipe is positioned on the inner side of the upper tower column vertical unit section;
go up the vertical unit section of column including fixed truss, a plurality of cell type end plate and a plurality of interior concave arc board, the both sides of every cell type end plate respectively with the side fixed connection of two adjacent interior concave arc boards, fixed truss connects in the inboard of a plurality of interior concave arc boards, is equipped with the hoist and mount locating plate respectively in the top intermediate position of every interior concave arc board fixed truss and interior concave arc board on all be provided with the steel pipe gag lever post that corresponds with the steel pipe position, every outer wall of steel pipe all rather than the steel pipe gag lever post fixed connection that corresponds steel pipe and the vertical unit section inboard of last column all water the concrete.
2. The special-shaped steel ladle concrete upper tower column as claimed in claim 1, is characterized in that: the groove-shaped end plates and the inner concave arc plates are three, the groove-shaped end plates and the inner concave arc plates are arranged at intervals, a plurality of corresponding bolt holes are respectively arranged on two sides of the groove-shaped end plates and the inner concave arc plates, and the groove-shaped end plates and the inner concave arc plates are fixedly connected through two bolts.
3. The special-shaped steel ladle concrete upper tower column as claimed in claim 2, is characterized in that: the groove-shaped end plate and the inner concave arc plate are connected through the bolt holes, and the bolt is fixedly connected with the groove-shaped end plate and the inner concave arc plate respectively.
4. The special-shaped steel ladle concrete upper tower column as claimed in claim 2, is characterized in that: fixed truss including three main trusses, three fixed trusses and six even trusses, the inner wall of two adjacent interior concave arc boards is connected respectively to the both ends of three fixed trusses, three main trusses are regular triangle and arrange, three summit punishment do not fix at the inner wall middle part of three fixed trusses the outer wall middle part of fixed trusses is equipped with lifts by crane the otic placode, even be fixed truss tip is connected to truss one end, even be that the truss other end links to each other with the main truss is perpendicular even the tip of being tied truss and fixed trusses is provided with angle steel.
5. The special-shaped steel ladle concrete upper tower column as claimed in claim 2, is characterized in that: the outer wall of the end part of the steel pipe is provided with a first welding positioning lug plate and a second welding positioning lug plate, and the first welding positioning lug plate and the second welding positioning lug plate are respectively provided with a plurality of vertical bolt holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123243412.2U CN216891987U (en) | 2021-12-22 | 2021-12-22 | Special-shaped steel ladle concrete upper tower column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123243412.2U CN216891987U (en) | 2021-12-22 | 2021-12-22 | Special-shaped steel ladle concrete upper tower column |
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| Publication Number | Publication Date |
|---|---|
| CN216891987U true CN216891987U (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123243412.2U Active CN216891987U (en) | 2021-12-22 | 2021-12-22 | Special-shaped steel ladle concrete upper tower column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351584A (en) * | 2021-12-22 | 2022-04-15 | 安徽省公路桥梁工程有限公司 | Special-shaped steel ladle concrete upper tower column and construction method thereof |
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2021
- 2021-12-22 CN CN202123243412.2U patent/CN216891987U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351584A (en) * | 2021-12-22 | 2022-04-15 | 安徽省公路桥梁工程有限公司 | Special-shaped steel ladle concrete upper tower column and construction method thereof |
| CN114351584B (en) * | 2021-12-22 | 2024-04-30 | 安徽省公路桥梁工程有限公司 | Special-shaped steel ladle concrete upper tower column and construction method thereof |
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