CN206438418U - A kind of auxiliary slide channel supports swivel structure - Google Patents

A kind of auxiliary slide channel supports swivel structure Download PDF

Info

Publication number
CN206438418U
CN206438418U CN201621483090.5U CN201621483090U CN206438418U CN 206438418 U CN206438418 U CN 206438418U CN 201621483090 U CN201621483090 U CN 201621483090U CN 206438418 U CN206438418 U CN 206438418U
Authority
CN
China
Prior art keywords
swivel
steel
girder
slipway
slide channel
Prior art date
Application number
CN201621483090.5U
Other languages
Chinese (zh)
Inventor
何穆
秦建刚
周强新
刘晓升
杨辉
高伟
邓坤耀
刘强
何玉飞
Original Assignee
中建三局集团有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中建三局集团有限公司 filed Critical 中建三局集团有限公司
Priority to CN201621483090.5U priority Critical patent/CN206438418U/en
Application granted granted Critical
Publication of CN206438418U publication Critical patent/CN206438418U/en

Links

Abstract

Swivel structure is supported the utility model discloses a kind of auxiliary slide channel, including the swivel pier turned for steel box-girder and counterweight, including the swivel pier turned for steel box-girder and counterweight, the steel box-girder is connected on swivel pier by ball pivot, also include from the arc auxiliary slide channel beam with a certain distance from swivel pier, the tetrafluoro slide plate and bracing members being slidably matched each other, the slipway beam is arranged on steel box-girder swivel side, the slideway soffit is provided with the steel-pipe pile for support, the tetrafluoro slide plate is arranged on slideway top surface of the beam, the slipway beam end is provided with trailer system, the bracing members are connected to steel box-girder bottom.Total make it that steel box-girder swivel is easy, and reduces the size of swivel pier and ball pivot, saves space, the influence to traffic is smaller.

Description

A kind of auxiliary slide channel supports swivel structure

Technical field

The utility model is related to Bridge Design and technical field of construction, in particular to a kind of auxiliary slide channel support swivel knot Structure.

Background technology

With Chinese society and expanding economy, and new round infrastructure construction climax is started, it is necessary to build more The existing highway of many leaps, railway, the bridge in river course, and swivel bridges are low with its, security risk small to both wired Influence to operation Advantage, is widely applied.

Current swivel bridges are substantially balance swivel, and some ball pivot both sides are designed to symmetrical structure, and be equal in weight carry out nothing Balance weight is turned, and some ball pivots are anisopleual, there is unbalanced moment, can keep flat often through anchoring system or counterweight Weighing apparatus swivel.With the development of modern bridge, especially across the railway line bridge of municipal administration is more and more, due to by urban transportation, railway fortune The cause influence such as battalion and place limitation causes swivel length asymmetric, so that swivel structure occur has larger unbalanced moment Situation certainly will also increase, this kind of swivel bridges by counterweight be difficult keep balance, and scene do not possess setting anchoring system.

The content of the invention

The purpose of this utility model aiming at the deficiencies in the prior art, propose a kind of easy construction safety, save space, Economize on the auxiliary slide channel support swivel structure of material.

To achieve these goals, the auxiliary slide channel support swivel structure designed by the utility model, including for steel case The swivel pier and counterweight of beam swivel, the steel box-girder are connected on swivel pier by ball pivot, and it is characterized in that:

Also include from the arc auxiliary slide channel beam with a certain distance from swivel pier, the tetrafluoro slide plate and steel that are slidably matched each other Support, the slipway beam is arranged on steel box-girder swivel side, and the slideway soffit is provided with the steel-pipe pile for support, described four Fluorine slide plate is arranged on slideway top surface of the beam, and the slipway beam end is provided with trailer system, and the bracing members are connected to steel box-girder bottom Portion.

Further, the bracing members are connected to by high-strength bolt on the bottom plate of steel box-girder bottom surface.Using high-strength bolt Connection, the positioning precision of one side high-strength bolt is higher, it is ensured that bracing members bottom plate flatness reaches required precision, so that Turn ratio smoothly;On the other hand it is easy to the dismounting of bracing members after the completion of turning.

Further, the tetrafluoro slide plate is 5mm tetrafluoro slide plate.

Yet further, the axis direction of the steel-pipe pile arcuately auxiliary slide channel beam is disposed with 3 rows.

Yet further, the steel-pipe pile arcuately auxiliary slide channel beam radial direction spacing be 1 ~ 2m, axial spacing be 1.5 ~ 4.5m.Purpose is to ensure that slipway beam has the displacement during enough rigidity, swivel smaller, is unlikely to make because of track girder downwarp Into stuck phenomenon.

Yet further, the steel plate that bears down on one is provided with the top of the steel-pipe pile, the slideway soffit is connected to the steel plate that bears down on one On, it is connected with reinforcing plate between the steel-pipe pile and the steel plate that bears down on one.Because slipway beam is arc, there is eccentric force in steel-pipe pile, Transmission by coping and reinforcing plate guarantee effect power is uniform.

Yet further, the trailer system is the hauling rope being fixed in by concrete anchor in the steel pipe of slipway beam, a side Face anchoring construction in concrete is easier to, and fill concrete increases its rigidity in another aspect steel pipe, improves structure safety Coefficient.

The utility model has the advantage of:

1st, length is turned using unsymmetrical arrangement, it is to avoid the construction in railway security distance, is greatly reduced this Item security risk.

2nd, solve the problems, such as that the unbalanced swivel of this kind of bridge of balance can not be reached by counterweight or anchoring;

3rd, add the structure of counterweight using auxiliary slide channel beam, reduce the size of swivel pier and ball pivot, save space, to handing over Logical influence is smaller.

Brief description of the drawings

Fig. 1 is the utility model auxiliary slide channel support swivel structure and steel box-girder fit structure schematic diagram.

Fig. 2 is the utility model auxiliary slide channel support swivel structure swivel procedure structure schematic diagram.

Fig. 3 is slipway beam structural representation.

Fig. 4 is Fig. 3 top view.

In figure:Steel-pipe pile 1, bear down on one steel plate 1.1, reinforcing plate 1.2, slipway beam 2, tetrafluoro slide plate 3, bracing members 4, high-strength bolt 5, trailer system 6, steel box-girder 7, bottom plate 7.1 turns pier 8, counterweight 9.

Embodiment

The utility model is described in further detail with instantiation below in conjunction with the accompanying drawings:

Auxiliary slide channel support swivel structure shown in figure, including the swivel pier 8 and counterweight 9 turned for steel box-girder 7, institute Steel box-girder 7 is stated to be connected on swivel pier 8 by ball pivot, in addition to from the arc auxiliary slide channel beam 2 with a certain distance from swivel pier 8, phase The tetrafluoro slide plate 3 and bracing members 4 being slidably matched between mutually, the slipway beam 2 are arranged on the swivel of steel box-girder 7 side, the bottom surface of slipway beam 2 The steel-pipe pile 1 for support is provided with, tetrafluoro slide plate 3 is arranged on the top surface of slipway beam 2, and the end of slipway beam 2 is provided with trailer system 6, bracing members 4 are connected to the bottom of steel box-girder 7.The extreme position of slipway beam 2 is neat with the edge of existing highway or railway both sides It is flat.

Wherein, bracing members 4 are connected to by high-strength bolt 5 on the bottom plate 7.1 of the bottom surface of steel box-girder 7.One side high-strength bolt Positioning precision it is higher, it is ensured that bracing members bottom plate flatness reaches required precision so that swivel ratio smoothly;The opposing party It is easy to the dismounting of bracing members after the completion of swivel in face.Tetrafluoro slide plate 3 is 5mm tetrafluoro slide plate.The arcuately auxiliary slide channel beam of steel-pipe pile 1 Axis direction be disposed with 3 rows.In order to ensure that slipway beam has the displacement during enough rigidity, swivel smaller, be unlikely to because Track girder downwarp and cause stuck phenomenon, spacing between row and row is 1 ~ 2m, and arcuately auxiliary slide channel beam 2 is axially for steel-pipe pile 1 Spacing is 1.5 ~ 4.5m, the i.e. arcuately circumference of slipway beam 2.The top of steel-pipe pile 1 is provided with the steel plate 1.1 that bears down on one, the bottom surface of slipway beam 2 It is connected to and bears down on one on steel plate 1.1, reinforcing plate 1.2 is connected between steel-pipe pile 1 and the steel plate 1.1 that bears down on one.Because slipway beam 2 is arc There is eccentric force in shape, steel-pipe pile 1, the transmission by bear down on one steel plate 1.1 and the guarantee effect power of reinforcing plate 1.2 is uniform.Traction system System 6 is is fixed in the hauling rope in the steel pipe of slipway beam 2 by concrete anchor, and on the one hand anchoring construction is easier in concrete, Fill concrete increases its rigidity in another aspect steel pipe, improves design margin evaluation.

To achieve these goals, design process of the present utility model is as follows:

1)Rotor system and the trailer systems such as ball pivot, spike are arranged in bridge rotating pier pier top;

2)Parallel to the assembled rotor sections beam section for completing girder on existing railway line bracket, wherein across railway side beam section Weight is more than twice of non-railway side beam section weight;

3)Cambered way beam is being set along rotary motion trace on the certain distance of ball pivot center, and in corresponding kingpost baseplate Position sets bracing members 4, and slideway top surface of the beam is supported in by tetrafluoro slide plate 3;

4)Trailer system 6 is set in slipway beam end, by the casting concrete in bracing members 4, is anchored in hauling rope In slipway beam bracing members;

5)Counterweight is estimated in non-railway side beam-ends arrangement before swivel, girder temporary constraint is removed and carries out experiment of weighing, according to Result of the test is adjusted to counterweight;

6)Start the trailer system at slipway beam end and ball pivot during swivel simultaneously, drive beam body using the ball pivot centre of sphere as the center of circle Turn an angle and reach design attitude;

7)After closure, jack up girder removes pier top ball pivot, and beam body conversion is supported in into permanent bearing, completes uneven Weigh rotator construction.

For example, certain bridge turns steel box-girder Midspan sag, bridge floor beam overall 51m using 95+105m.Carry out unequal span steel box-girder water Flat turn body construction, swivel length is 43.8+91.4m, turns about 8600 tons of weight.

In order to realize the unbalanced swivel of unequal span, in addition to arranging rotor system and trailer system in pier top, away from ball Hinge center 23.6m positions set arc auxiliary slide channel beam support system.

The inserting piling steel-pipe pile on the camber line away from ball pivot center 23.6m, radially arranged 3 row;Longitudinal pitch general position is 3.0m, is crossing car door hole region, is arranged by the wide 4.5m in track, and be encrypted to 1.5m spacing.

Camber line slipway beam is set on steel-pipe pile, and slipway beam is steel box structure, is the high uiform section steel of 2m in general position Case, crosses door opening region deck-molding and is increased to 3m.Slipway beam and steel-pipe pile bear down on one steel plate be welded to connect it is integral.In girder Relevant position sets bracing members, is supported in slideway top surface of the beam, bracing members lay 5mm tetrafluoro slide plate between slideway top surface of the beam.

Trailer system is set in slipway beam end, by the casting concrete in bracing members, hauling rope is anchored in steel branch In support.

Beam section after the completion of assembly, removes girder temporary constraint on the support parallel to railway line, and striking is claimed Retry and test and counterweight.

Start the trailer system at slipway beam end and ball pivot during swivel simultaneously, rotate beam body it is achieved thereby that uneven Swivel.

The utility model is directed to because ball pivot both sides swivel beam section is asymmetric, and length differs greatly, and causes unbalanced moment It is larger, however only by counterweight can not balancedunbalanced moment of flexure, and scene do not possess set anchoring system be balanced turn Body bridge.Space is saved during swivel, the influence to traffic is smaller.

Claims (7)

1. a kind of auxiliary slide channel supports swivel structure, including for steel box-girder(7)The swivel pier of swivel(8)And counterweight(9), it is described Steel box-girder(7)Swivel pier is connected to by ball pivot(8)On, it is characterised in that:Also include from swivel pier(8)The arc of certain distance Auxiliary slide channel beam(2), the tetrafluoro slide plate that is slidably matched each other(3)And bracing members(4), the slipway beam(2)It is arranged on steel Box beam(7)Turn side, the slipway beam(2)Bottom surface is provided with the steel-pipe pile for support(1), the tetrafluoro slide plate(3)Set In slipway beam(2)Top surface, the slipway beam(2)End is provided with trailer system(6), the bracing members(4)It is connected to steel box-girder (7)Bottom.
2. auxiliary slide channel according to claim 1 supports swivel structure, it is characterised in that:The bracing members(4)Pass through height Strength bolt(5)It is connected to steel box-girder(7)The bottom plate of bottom surface(7.1)On.
3. auxiliary slide channel according to claim 2 supports swivel structure, it is characterised in that:The tetrafluoro slide plate(3)For 5mm Tetrafluoro slide plate.
4. auxiliary slide channel according to claim 3 supports swivel structure, it is characterised in that:The steel-pipe pile(1)Arcuately The radial direction of auxiliary slide channel beam is disposed with 3 rows.
5. auxiliary slide channel according to claim 4 supports swivel structure, it is characterised in that:The steel-pipe pile(1)Arcuately Auxiliary slide channel beam(2)Radial direction spacing be 1 ~ 2m, axial spacing be 1.5 ~ 4.5m.
6. auxiliary slide channel according to claim 5 supports swivel structure, it is characterised in that:The steel-pipe pile(1)Top is set It is equipped with the steel plate that bears down on one(1.1), the slipway beam(2)Bottom surface is connected to the steel plate that bears down on one(1.1)On, the steel-pipe pile(1)With bearing down on one Steel plate(1.1)Between be connected with reinforcing plate(1.2).
7. auxiliary slide channel according to claim 6 supports swivel structure, it is characterised in that:The trailer system(6)It is logical Cross concrete and be anchored in slipway beam(2)Steel pipe in hauling rope.
CN201621483090.5U 2016-12-30 2016-12-30 A kind of auxiliary slide channel supports swivel structure CN206438418U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621483090.5U CN206438418U (en) 2016-12-30 2016-12-30 A kind of auxiliary slide channel supports swivel structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621483090.5U CN206438418U (en) 2016-12-30 2016-12-30 A kind of auxiliary slide channel supports swivel structure

Publications (1)

Publication Number Publication Date
CN206438418U true CN206438418U (en) 2017-08-25

Family

ID=59642958

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621483090.5U CN206438418U (en) 2016-12-30 2016-12-30 A kind of auxiliary slide channel supports swivel structure

Country Status (1)

Country Link
CN (1) CN206438418U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108532471A (en) * 2018-04-23 2018-09-14 中铁七局集团第四工程有限公司 Bridge rotating device and its construction method
CN108677747A (en) * 2018-06-30 2018-10-19 中铁二十局集团第工程有限公司 Cable-stayed bridge plane rotation swivel construction method
CN108677735A (en) * 2018-06-30 2018-10-19 中铁二十局集团有限公司 A kind of asymmetric Liangping face rotation swivel construction method
CN110144830A (en) * 2019-04-28 2019-08-20 中国铁路设计集团有限公司 A kind of bridge pier top body rotation construction method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108532471A (en) * 2018-04-23 2018-09-14 中铁七局集团第四工程有限公司 Bridge rotating device and its construction method
CN108677747A (en) * 2018-06-30 2018-10-19 中铁二十局集团第工程有限公司 Cable-stayed bridge plane rotation swivel construction method
CN108677735A (en) * 2018-06-30 2018-10-19 中铁二十局集团有限公司 A kind of asymmetric Liangping face rotation swivel construction method
CN110144830A (en) * 2019-04-28 2019-08-20 中国铁路设计集团有限公司 A kind of bridge pier top body rotation construction method
CN110144830B (en) * 2019-04-28 2020-10-16 中国铁路设计集团有限公司 Bridge pier top rotation construction method

Similar Documents

Publication Publication Date Title
US20190106856A1 (en) Precast concrete post tensioned segmented wind turbine tower
Hu et al. Recent development of design and construction of medium and long span high-speed railway bridges in China
CN105908621B (en) It is a kind of to damage controllable Self-resetting precast segment steel-pipe assembly concrete pier and the practice
WO2018028087A1 (en) Box-type pipeline with circumferential obtuse angle connection
JP3177157U (en) A simple tower instrument in a high-rise bridge.
CN105755952B (en) Implanted elastic caoutchouc stand apparatus and its construction method being connected for prefabricated concrete bridge pier stud with cushion cap
CN104790424B (en) The hardened system on generation power foundation of wind power ring basis and reinforcement means thereof
CN203440759U (en) A spherical hinge for large-tonnage bridge swiveling construction
CN100543235C (en) The method and system of erecting steel trusses by stay cable auxiliary complete cantilever
CN204530418U (en) A kind of steel plate combination beam bridge
CN203096599U (en) Tension-compression rod type anti-toppling device of steel-and-concrete-combination beam bridge
CN103741604B (en) Totally-prefabricated assembling type reinforced concrete bridge splicing structure and attaching method thereof
CN103452053B (en) The antidumping bracing means of Single column pier bridge
CN202482709U (en) Prefabricated floating slab ballast bed
CN202482710U (en) Floating ballast bed of prefabricated short plate
CN203668815U (en) Concrete prefabricated section assembled pier
CN105565176B (en) A kind of asymmetric cable crane of single column
CN204282199U (en) Pile-column concrete hollow pile bridge pier structure
CN106192766B (en) A kind of girder steel pier coping portion rotary body device
CN103266574B (en) Simply-supported box girder bridge strengthening method with oblique cables
CN102535348B (en) Method for tensioning stayed cables of hinged tower cable stayed bridge
CN203546620U (en) Bridge pier bottom rotating system
CN202936736U (en) Cable-stayed bridge composite beam construction bridge floor crane
CN104727227B (en) A kind of whole segmental erection method of uncovered lattice girder steel of half-through steel box tied arch bridge
JP5302195B2 (en) Bridge bending method

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200601

Address after: A new era of Business Center No. 456 430070 Hubei province Wuhan city Wuchang District Wu Luo Road, 45 floor

Co-patentee after: WUHAN REAL ESTATE GROUP Co.,Ltd.

Patentee after: CHINA CONSTRUCTION THIRD ENGINEERING BUREAU GROUP Co.,Ltd.

Address before: 430074 No. 2 South Garden Road, Hongshan District, Hubei, Wuhan

Patentee before: CHINA CONSTRUCTION THIRD ENGINEERING BUREAU GROUP Co.,Ltd.