CN111021245A - Lower tower column linear adjusting structure and method for rhombic cable tower - Google Patents
Lower tower column linear adjusting structure and method for rhombic cable tower Download PDFInfo
- Publication number
- CN111021245A CN111021245A CN201911376573.3A CN201911376573A CN111021245A CN 111021245 A CN111021245 A CN 111021245A CN 201911376573 A CN201911376573 A CN 201911376573A CN 111021245 A CN111021245 A CN 111021245A
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- rod section
- lower tower
- tower column
- pier body
- column
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a linear adjusting structure and method for a lower tower column of a rhombic cable tower, which comprises the lower tower column, a transverse stay rod, a plurality of steel strands and the like, wherein the lower tower column comprises a left pier body and a right pier body, the transverse stay rod is arranged between the left pier body and the right pier body and comprises a first rod section and a second rod section, a plurality of steel pipes are arranged around the transverse stay rod, the steel strands penetrate through the steel pipes, and at least one base plate is arranged at the joint of the first rod section and the second rod section and used for adjusting the distance between the first rod section and the second rod section. According to the linear adjusting structure for the lower tower column of the rhombic cable tower, the transverse supporting rod and the steel strand form a supporting structure with an inner top and an outer pull, the distance between the first rod section and the second rod section can be adjusted by increasing or decreasing the number or the thickness of the base plates, so that the lower tower column is linearly adjusted outwards or inwards, later-stage adjustment is facilitated, and the linear accuracy of the lower tower column can be improved due to the fact that the thickness of the base plates can be controlled within an accurate range.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a linear adjusting structure and an adjusting method for a tower column under a rhombic cable tower.
Background
A diamond-shaped cable tower, also called a diamond-shaped main tower, is a compression tower structure in a diamond shape in a cable-stayed bridge, bears inclined downward pulling force transmitted by a basically symmetrical stay cable, and transmits force load to the deep part of a foundation through a bridge tower foundation structure, and the stress of the main tower is generally pressure. The lower tower column is a tower body which is inclined outwards and is arranged between the tower pier and the lower cross beam in the rhombic cable tower.
The existing linear control method for tower column construction under the rhombic cable tower mainly has two modes: (1) the tensile stress of the inner side of the root of the lower transverse column is calculated and is not out of limit, cantilever construction is directly adopted to reach the bottom of the lower transverse column, the lower tower columns on two sides are connected into a whole through the lower transverse column, the construction method cannot be adjusted, and once cracks appear, the repair cannot be carried out. (2) The construction method has the advantages that the requirement on the construction of the pier columns under two limbs is high, the tower columns under two sides are constructed in a concrete synchronous mode, namely, loads applied to the tower columns under two sides are uniform, the synchronous construction of the tower columns under two limbs is difficult to meet due to the influence of various factors in construction, so that the construction period is prolonged, large deviation is easy to occur in the linear shape of the lower tower column due to the fact that the loads are not uniform, and the precision is difficult to control.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art, and provides a structure and a method for adjusting the line shape of a lower tower column of a rhombic cable tower, which can improve the construction line shape precision of the lower tower column of the rhombic cable tower and can adjust the line shape of the lower tower column according to requirements at the later stage.
According to a first aspect of the present invention, there is provided a lower pylon linear adjustment structure for a rhombic cable pylon, including:
the lower tower column comprises a left pier body and a right pier body;
the transverse supporting rod is arranged between the left pier body and the right pier body and comprises a first rod section and a second rod section, and the first rod section and the second rod section are detachably connected;
the base plate is arranged at the joint of the first rod section and the second rod section and used for adjusting the distance between the first rod section and the second rod section;
the steel pipes are arranged around the transverse support rods; and
the steel strand penetrates through the steel pipe, and two ends of the steel strand are anchored on the outer sides of the left pier body and the right pier body respectively.
Has the advantages that: this linear adjustment structure of pylon post under rhombus cable tower, through the bearing structure that the top was drawn outward in the formation of horizontal brace and steel strand wires, encircle the horizontal brace and set up a plurality of steel pipes, can strengthen the structural strength of horizontal brace to steel strand wires have a plurality of groups steel strand wires correspondingly in the steel pipe, make the structure more firm, the steel pipe still plays the guard action to steel strand wires. In addition, the transverse supporting rod and the steel strand are separately arranged, and when the shape of the lower tower column is adjusted, the transverse supporting rod and the steel strand are conveniently adjusted respectively. Through the quantity or the thickness of increase and decrease backing plate, the distance between adjustable first pole festival and the second pole festival to make down the linear outside or inside adjustment of pylon, make things convenient for the later stage to adjust, and because the thickness of backing plate is steerable in accurate range, consequently can improve the linear precision of pylon down.
According to the linear adjusting structure of the lower tower column of the rhombic cable tower, in the embodiment of the first aspect of the invention, the connecting ends of the first rod section and the second rod section are respectively provided with a flange plate, the flange plates are provided with a plurality of through holes distributed along the circumference, the two flange plates are connected through bolts, and the base plate is arranged between the two flange plates.
According to the linear adjusting structure of the lower tower column of the rhombic cable tower, baffles are arranged on the first rod section and the second rod section, a jacking device is arranged between the two baffles, and the jacking device is used for jacking the two baffles to separate the first rod section from the second rod section.
According to the linear adjusting structure of the lower tower column of the rhombic cable tower, the jacking device is a jack.
According to the linear adjusting structure of the lower tower column of the rhombic cable tower, a plurality of first stiffening plates are arranged between the baffle and the transverse supporting rod.
According to the linear adjusting structure of the lower tower column of the rhombic cable tower, embedded parts are arranged on the left pier body and the right pier body, and the first rod section and the second rod section are fixedly connected with the embedded parts on the left pier body and the right pier body respectively.
According to the linear adjustment structure for the lower tower column of the rhombic cable tower, the embedded part comprises a bottom plate and four angle steels perpendicular to the bottom plate, the four angle steels are respectively arranged at four corners of a square, and the four angle steels are pre-embedded in the lower tower column.
According to the linear adjustment structure for the lower tower column of the rhombic cable tower, two transverse supporting rods are arranged at the middle part and the lower part of the lower tower column, and four transverse supporting rods are arranged at the upper part of the lower tower column.
According to a second aspect of the present invention, there is provided a method for adjusting the linear shape of the lower tower column of the rhombic cable tower, which adopts the above linear adjustment structure of the lower tower column of the rhombic cable tower, and further includes the following steps:
a. installing a jack outside the steel strand anchorage at one side of the lower tower column, extending an ejector rod of the jack, tensioning the steel strand to loosen an anchorage clamping piece, taking out the anchorage clamping piece, retracting the ejector rod of the jack to enable the steel strand to be in a relaxed state, and installing the anchorage clamping piece back;
b. the mutual connection position of the first rod section and the second rod section is loosened, if the lower tower column line shape is adjusted outwards, the number of the base plates is increased or the thickness of the base plates is increased, if the lower tower column line shape is adjusted inwards, the number of the base plates is reduced or the thickness of the base plates is reduced, and the mutual connection position of the first rod section and the second rod section is locked after the adjustment is finished;
c. and tensioning and anchoring the steel strand by a jack.
Has the advantages that: the method for adjusting the linear shape of the lower tower column of the rhombic cable tower can adjust the linear shape of the lower tower column at any time according to requirements in the later period, and the thickness of the cushion plate can be controlled within an accurate range, so that the linear accuracy of the lower tower column can be improved.
According to the method for adjusting the linear shape of the lower tower column of the rhombic cable tower, in the step b, the following specific operations are performed: loosening the bolts on the flange plate at the joint of the first rod section and the second rod section, installing a jack between the two baffle plates, extending the ejector rod of the jack, separating the first rod section from the second rod section, adjusting the lower tower column line shape according to needs, increasing or decreasing the number of the base plates or replacing the base plates with designed thickness, retracting the ejector rod of the jack after the adjustment is finished, and locking the flange plate at the joint through the bolts.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a front view of a lower tower according to an embodiment of the present invention;
FIG. 2 is a side view of a lower tower according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic structural view of a flange and steel pipes on two sides according to an embodiment of the present invention;
FIG. 5 is a schematic view of the arrangement of the baffle plates and the steel pipes according to the embodiment of the invention;
FIG. 6 is a side view of an embedment in accordance with an embodiment of the present invention;
FIG. 7 is a front view of an embedment in an embodiment of the invention;
reference numerals: the steel pipe concrete structure comprises a lower tower column 10, a left pier body 11, a right pier body 12, transverse supporting rods 20, a first rod section 21, a second rod section 22, a steel pipe 30, steel strands 40, a flange plate 50, a through hole 51, a first stiffening plate 61, a second stiffening plate 62, a connecting system 70, a baffle 80, a jacking device 90, an embedded part 100, a bottom plate 101, angle steel 102, a steel strand anchorage device 200 and a base plate 300.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 4, the linear adjustment structure for the lower tower column of the rhombic cable tower in the embodiment of the invention comprises a lower tower column 10, a transverse strut 20, a plurality of steel strands 40 and the like, wherein the lower tower column 10 comprises a left pier body 11 and a right pier body 12, the transverse strut 20 is arranged between the left pier body 11 and the right pier body 12, the transverse strut 20 comprises a first rod section 21 and a second rod section 22, the first rod section 21 and the second rod section 22 are detachably connected, two small-diameter steel pipes 30 are respectively arranged on the left side and the right side of the transverse strut 20, the steel strands 40 penetrate through the steel pipes 30, two ends of the steel strands 40 are respectively anchored on the outer sides of the left pier body 11 and the right pier body 12, and at least one base plate 300 is arranged at the connection position of the first rod section 21 and the second rod section 22 and used for adjusting the distance between the first rod section 21 and the second rod section 22.
This linear adjustment structure of pylon under rhombus cable tower, the bearing structure who draws outward in top is formed through horizontal support rod 20 and steel strand wires 40, and two steel pipes 30 of both sides can strengthen horizontal support rod 20's structural strength to steel strand wires 40 have two sets of steel strand wires 40 in steel pipe 30 correspondingly, make the structure more firm, and steel pipe 30 still plays the guard action to steel strand wires 40, prevents that steel strand wires 40 from shining in the sun and rain, prolongs its life. In addition, the transverse supporting rod 20 and the steel strand 40 are separately arranged, so that the transverse supporting rod 20 and the steel strand 40 can be conveniently and respectively adjusted when the line shape of the lower tower column 10 is adjusted. By increasing or decreasing the number or thickness of the base plate 300, the distance between the first rod section 21 and the second rod section 22 can be adjusted, so that the lower tower column 10 can be adjusted outwards or inwards in a linear manner, later-stage adjustment is facilitated, and the linear accuracy of the lower tower column 10 can be improved because the thickness of the base plate 300 can be controlled within an accurate range.
It will be appreciated that in addition to two steel tubes 30 and two sets of steel strands 40, more steel tubes 30 and strands 40 may be provided around the spreader bar 20 as required to improve structural strength, such as four steel tubes 30, one at every 90 °. The steel pipe 30 and the crossbar 20 are connected by a welding connection system 70.
In some embodiments, a flange 50 is disposed at one end of the first rod section 21 and the second rod section 22, the flange 50 has a plurality of through holes 51 distributed along the circumference, the two flanges 50 are connected by bolts, a backing plate 300 is disposed between the two flanges 50, and a plurality of second stiffening plates 62 can be welded to the flanges 50, as shown in fig. 4. The first bar section 21 and the second bar section 22 are connected by abutting the flange 50.
Referring to fig. 3 and 5, in this embodiment, the first rod section 21 and the second rod section 22 are further provided with a baffle 80, a jacking device 90 is disposed between the two baffles 80, the jacking device 90 is used for jacking the two baffles 80 to separate the first rod section 21 from the second rod section 22, and the jacking device 90 may be a jack. The first bar section 21 and the second bar section 22 can be opened by the lifting device 90, so that the base plate 300 can be replaced or the number of the base plates 300 can be increased or decreased to adjust the line shape of the lower tower 10. When the jacking device 90 jacks two baffles 80, the baffles 80 need to bear larger jacking force, and a plurality of first stiffening plates 61 are welded between the baffles 80 and the transverse support rods 20 so as to improve the structural strength. The baffle 80 is provided at the upper and lower sides of the crossbar 20 to avoid interference with the steel pipes 30 on the left and right sides. Baffle 80 is located and is close to first rod festival 21 and second rod festival 22 interconnect's tip position, is convenient for install jacking device 90, avoids jacking device 90 overlength.
Referring to fig. 6 and 7, embedded parts 100 are arranged on the left pier body 11 and the right pier body 12, and the first rod section 21 and the second rod section 22 are respectively welded to the embedded parts 100 on the left pier body 11 and the right pier body 12, so as to fix the other ends of the first rod section 21 and the second rod section 22. Specifically, the embedded part 100 includes a bottom plate 101 and four angle steels 102 perpendicular to the bottom plate 101, the four angle steels 102 are respectively disposed at four corners of a square, the four angle steels 102 are embedded in the pier body, so as to ensure reliable connection with the pier body, and the bottom plate 101 is connected to the first rod section 21 or the second rod section 22 in a welding manner.
In this embodiment, two cross braces 20 are provided at the middle and lower portions of the lower tower 10, and four cross braces 20 are provided at the upper portion of the lower tower 10 to ensure structural strength, as shown in fig. 2.
When the linear adjusting structure of the lower tower column of the rhombic cable tower is used for adjusting the linear shape of the lower tower column 10, the following method steps are adopted:
a. installing a jack outside the steel strand anchor 200 on one side of the lower tower column 10, extending an ejector rod of the jack, tensioning the steel strand 40 to loosen an anchor clamping piece, taking out the anchor clamping piece, retracting the ejector rod of the jack to enable the steel strand 40 to be in a relaxed state, and installing the anchor clamping piece back;
b. the mutual connection position of the first rod section 21 and the second rod section 22 is loosened, if the lower tower column 10 is adjusted outwards, the number of the base plates 300 is increased or the thickness of the base plates 300 is increased, if the lower tower column 10 is adjusted inwards, the number of the base plates 300 is reduced or the thickness of the base plates 300 is reduced, and the mutual connection position of the first rod section 21 and the second rod section 22 is locked after the adjustment is finished;
c. the steel strand 40 is tensioned and anchored by a jack.
Wherein, in the step b, the specific operation is as follows: loosening the bolts on the flange 50 at the joint of the first rod section 21 and the second rod section 22, installing a jack between the two baffles 80, extending the ejector rod of the jack, separating the first rod section 21 from the second rod section 22, adjusting the linear shape of the lower tower column 10 according to needs, increasing or decreasing the number of the base plates 300 or replacing the base plates 300 with designed thickness, retracting the ejector rod of the jack after the adjustment is finished, and locking the flange 50 at the joint through the bolts.
According to the above method, the line shape of the lower tower 10 can be adjusted at any time as needed in a later stage, and the line shape accuracy of the lower tower 10 can be improved because the thickness of the tie plate 300 can be controlled within a precise range.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911376573.3A CN111021245A (en) | 2019-12-27 | 2019-12-27 | Lower tower column linear adjusting structure and method for rhombic cable tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911376573.3A CN111021245A (en) | 2019-12-27 | 2019-12-27 | Lower tower column linear adjusting structure and method for rhombic cable tower |
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| CN111021245A true CN111021245A (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911376573.3A Pending CN111021245A (en) | 2019-12-27 | 2019-12-27 | Lower tower column linear adjusting structure and method for rhombic cable tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289567A (en) * | 2023-01-10 | 2023-06-23 | 安徽省公路桥梁工程有限公司 | High-tower and large-span upper beam operation platform and construction method |
| CN116537067A (en) * | 2023-05-18 | 2023-08-04 | 安徽省交通建设股份有限公司 | Construction method for hollow lower tower column of embedded steel ring of cable tower |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101373169B1 (en) * | 2012-11-29 | 2014-03-13 | 지에스건설 주식회사 | Tention typed cable-stayed bridge construction method using hybrid decksegment |
| CN103898836A (en) * | 2014-03-03 | 2014-07-02 | 中铁港航局集团有限公司 | Method for construction of high upper beam steel oblique leg prestress support of H-shaped cable bent tower of cable-stayed bridge |
| CN104213508A (en) * | 2013-09-02 | 2014-12-17 | 中铁十六局集团第一工程有限公司 | Method for controlling displacement of tower columns through cross braces and external cables |
| CN109267498A (en) * | 2018-11-28 | 2019-01-25 | 中国铁建大桥工程局集团有限公司 | A kind of bridge main tower stull construction method |
| CN211897850U (en) * | 2019-12-27 | 2020-11-10 | 中铁广州工程局集团有限公司 | Linear adjusting device of lower pylon of rhombus cable tower |
-
2019
- 2019-12-27 CN CN201911376573.3A patent/CN111021245A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101373169B1 (en) * | 2012-11-29 | 2014-03-13 | 지에스건설 주식회사 | Tention typed cable-stayed bridge construction method using hybrid decksegment |
| CN104213508A (en) * | 2013-09-02 | 2014-12-17 | 中铁十六局集团第一工程有限公司 | Method for controlling displacement of tower columns through cross braces and external cables |
| CN103898836A (en) * | 2014-03-03 | 2014-07-02 | 中铁港航局集团有限公司 | Method for construction of high upper beam steel oblique leg prestress support of H-shaped cable bent tower of cable-stayed bridge |
| CN109267498A (en) * | 2018-11-28 | 2019-01-25 | 中国铁建大桥工程局集团有限公司 | A kind of bridge main tower stull construction method |
| CN211897850U (en) * | 2019-12-27 | 2020-11-10 | 中铁广州工程局集团有限公司 | Linear adjusting device of lower pylon of rhombus cable tower |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289567A (en) * | 2023-01-10 | 2023-06-23 | 安徽省公路桥梁工程有限公司 | High-tower and large-span upper beam operation platform and construction method |
| CN116289567B (en) * | 2023-01-10 | 2025-09-30 | 安徽省公路桥梁工程有限公司 | High tower large span upper beam working platform and construction method |
| CN116537067A (en) * | 2023-05-18 | 2023-08-04 | 安徽省交通建设股份有限公司 | Construction method for hollow lower tower column of embedded steel ring of cable tower |
| CN116537067B (en) * | 2023-05-18 | 2025-07-15 | 安徽省交通建设股份有限公司 | Construction method of hollow lower tower column with steel ring embedded in cable tower |
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Application publication date: 20200417 |