CN104109999B - The construction method of bridge tower thwart beam - Google Patents

The construction method of bridge tower thwart beam Download PDF

Info

Publication number
CN104109999B
CN104109999B CN201410292483.7A CN201410292483A CN104109999B CN 104109999 B CN104109999 B CN 104109999B CN 201410292483 A CN201410292483 A CN 201410292483A CN 104109999 B CN104109999 B CN 104109999B
Authority
CN
China
Prior art keywords
distribution
built
fitting
installing hole
steel plate
Prior art date
Application number
CN201410292483.7A
Other languages
Chinese (zh)
Other versions
CN104109999A (en
Inventor
涂满明
王令侠
汪芳进
李德坤
张爱花
武艺
胡雄伟
李志刚
王超英
李旭
覃勇刚
Original Assignee
中铁大桥局集团有限公司
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 中铁大桥局集团有限公司 filed Critical 中铁大桥局集团有限公司
Priority to CN201410292483.7A priority Critical patent/CN104109999B/en
Publication of CN104109999A publication Critical patent/CN104109999A/en
Application granted granted Critical
Publication of CN104109999B publication Critical patent/CN104109999B/en

Links

Abstract

The invention discloses the construction method of a kind of bridge tower thwart beam, relate to bridge construction engineering field, the method comprises the following steps: first lifting cross beam support, complete entablature construction, then overarm brace is transferred the construction location to middle cross beam, construction middle cross beam, after middle cross beam has been constructed, then transfers overarm brace to ground dismounting.This construction method is by changing the sequence of construction of traditional bridge tower thwart beam, the installation and the dismounting that make overarm brace all have only to once, simplify bridge tower thwart beam working procedure, save the activity duration installed with remove overarm brace, thus the beneficially rapid construction of bridge, improve bridge construction efficiency.

Description

The construction method of bridge tower thwart beam

Technical field

The present invention relates to bridge construction engineering field, be specifically related to the construction of a kind of bridge tower thwart beam Method.

Background technology

H bridge tower has multilayer crossbeam, and king-tower two king-post opposite vertically or tends to vertical, passes System H bridge tower in, entablature casting process, be usually first pour middle king-post, in setting up Overarm brace, completes middle cross beam and pours, and then removes middle cross beam support, pours upper king-post strut, take If king-post entablature support, complete entablature and pour, finally remove entablature support.The method Although can effectively complete in bridge tower, the pouring of entablature, but have the disadvantage in that

1, overarm brace is installed and dismounting is required to twice, and operation is loaded down with trivial details, time-consuming;

2, overarm brace substantially can only use the lifting of scattered rod member to install and remove, and lifting is often;

3, for having the H bridge tower of suspension cable, it is necessary to two king-posts and entablature have all been poured Main cable construction just can be proceeded to after one-tenth.

Summary of the invention

The invention aims to overcome the deficiency of above-mentioned background technology, it is provided that a kind of bridge tower is horizontal The construction method of beam, reduces the installation of overarm brace and removes number of times, thus beneficially bridge is fast Speedization is constructed, and improves bridge construction efficiency.

The present invention provides the construction method of a kind of bridge tower thwart beam, described bridge tower to include being oppositely arranged Side that first king-post and the second king-post, the first king-post and the second king-post are relative, the second king-post with The side that first king-post is relative is inner side;Described construction method comprises the following steps:

Step one: in the inner side of the first king-post, buries first underground along the direction being perpendicular to the first king-post Built-in fitting and the 3rd built-in fitting, the first built-in fitting is positioned at the top of the 3rd built-in fitting;At the second tower The inner side of post, buries underground pre-buried with the second built-in fitting and the 4th along the direction being perpendicular to the second king-post Part;Second built-in fitting and the first built-in fitting are oppositely arranged, the 4th built-in fitting and the 3rd built-in fitting phase To setting;

First built-in fitting, the second built-in fitting, the 3rd built-in fitting and the 4th built-in fitting all include pre-buried End and exposed junction, the pre-buried end of the first built-in fitting and the 3rd built-in fitting all imbeds the interior of the first king-post Portion, the exposed junction of the first built-in fitting and the 3rd built-in fitting all exposes to the inner side of the first king-post;The The pre-buried end of two built-in fittings and the 4th built-in fitting all imbeds the inside of the second king-post, the second built-in fitting With the inner side that the exposed junction of the 4th built-in fitting all exposes to the second king-post;

Exposed junction at the first built-in fitting welds the first steel plate, and the exposed junction at the second built-in fitting welds Connecing the second steel plate, the exposed junction at the 3rd built-in fitting welds the 3rd steel plate, at the 4th built-in fitting Exposed junction welding the 4th steel plate;

Step 2: the base angle of existing overarm brace both sides is respectively erected in the first steel plate and The top of two steel plates;

Step 3: arrange end template at the top of the level frame of overarm brace, at the two of level frame Side is respectively provided with side template;End template, two pieces of side templates, the first king-post and the second king-post are formed and water Build space;In casting space, casting concrete forms entablature, at the one of entablature when pouring The first installing hole and the second installing hole are reserved in side, and the opposite side at entablature reserves the 3rd installing hole With the 4th installing hole;Entablature concrete setting, until concrete strength meets with elastic modelling quantity After design requires, remove end template and side template, complete the construction of entablature;

Step 4: four punching continuous jacks are set at the top of entablature: connect and have the First punching continuous jack of one steel strand wires, connection have the second punching of the second steel strand wires Continuous jack, connect and have the 3rd punching continuous jack of the 3rd steel strand wires, connect and have the 4th punching continuous jack of four steel strand wires;

By two distribution beam: the first distribution beam, the second distribution beam are all hung at the water of overarm brace The lower section of flatrack, by the first steel strand wires through the connection of the first installing hole and the first distribution beam, by the Three steel strand wires connect through the 3rd installing hole and the first distribution beam;By the second steel strand wires through second Installing hole and the second distribution beam connect, by the 4th steel strand wires through the 4th installing hole and the second distribution Beam connects;

Step 5: carried by the first punching continuous jack and the 3rd punching continuous jack Rise the first distribution beam, by the second punching continuous jack and the 4th punching continuous jack Promote the second distribution beam;First distribution beam and the second distribution beam drive overarm brace to rise, and treat horizontal stroke After the base angle of boom support both sides departs from the first steel plate and the second steel plate, excise the first steel plate and second Steel plate;

Step 6: by under the first punching continuous jack and the 3rd punching continuous jack Put the first distribution beam, by the second punching continuous jack and the 4th punching continuous jack Transferring the second distribution beam, the first distribution beam and the second distribution beam drives overarm brace to transfer, by horizontal stroke The base angle of boom support both sides is respectively erected in the 3rd steel plate and the top of the 4th steel plate;

Step 7: come again step 3 to step 5, by the upper horizontal stroke in step 3 to step 5 Beam is as middle cross beam;The first steel plate in step 5 is replaced with the 3rd steel plate, by step 5 The second steel plate replace with the 4th steel plate;

Step 8: after middle cross beam has been constructed, by transferring the first distribution beam and the second distribution beam Overarm brace is transferred and removes to ground.

On the basis of technique scheme, in step 3 after forming casting space, watering Build before casting concrete forms entablature in space, further comprising the steps of: at casting space Interior applying prefabricating load, carries out precompressed to overarm brace, precompressed complete after removal prefabricating load.

On the basis of technique scheme, step 7 comprises the following steps:

End template is set at the top of overarm brace, is respectively provided with side template in the both sides of level frame; End template, two pieces of side templates, the first king-post and the second king-post form casting space;Pouring sky Interior casting concrete forms middle cross beam, and when pouring, the first installing hole is reserved in the side at middle cross beam With the second installing hole, the opposite side at middle cross beam reserves the 3rd installing hole and the 4th installing hole;In Crossbeam concrete setting, until after concrete strength and elastic modelling quantity meet design requirement, removing End template and side template, complete the construction of middle cross beam;

Four punching continuous jacks are set at the top of middle cross beam: connect and have the first steel strand wires The first punching continuous jack, connect and have the second punching of the second steel strand wires the most very heavy Top, connection have the 3rd punching continuous jack of the 3rd steel strand wires, connection to have the 4th steel strand wires The 4th punching continuous jack;

By two distribution beam: the first distribution beam, the second distribution beam are all hung at the water of overarm brace The lower section of flatrack, by the first steel strand wires through the connection of the first installing hole and the first distribution beam, by the Three steel strand wires connect through the 3rd installing hole and the first distribution beam;By the second steel strand wires through second Installing hole and the second distribution beam connect, by the 4th steel strand wires through the 4th installing hole and the second distribution Beam connects;

First is promoted by the first punching continuous jack and the 3rd punching continuous jack Distribution beam, promotes the by the second punching continuous jack and the 4th punching continuous jack Two distribution beam, the first distribution beam and the second distribution beam drive overarm brace to rise, and treat overarm brace After the base angle of both sides departs from the 3rd steel plate and the 4th steel plate, excision the 3rd steel plate and the 4th steel plate.

On the basis of technique scheme, step 8 comprises the following steps:

First is transferred by the first punching continuous jack and the 3rd punching continuous jack Distribution beam, transfers by the second punching continuous jack and the 4th punching continuous jack Two distribution beam, the first distribution beam and the second distribution beam drive overarm brace to transfer, by overarm brace Transfer and remove to ground.

On the basis of technique scheme, the center of described first installing hole, the second installing hole The line of centres of center, the center of the 3rd installing hole and the 4th installing hole rectangular.

On the basis of technique scheme, described first built-in fitting, the second built-in fitting, the 3rd Built-in fitting and the 4th built-in fitting are the reinforcing bar arranged in array.

Compared with prior art, advantages of the present invention is as follows:

(1) present invention changes traditional bridge tower beam sequence of construction, first lifting cross beam support, Complete entablature construction, then overarm brace is transferred the construction location to middle cross beam, in construction Crossbeam, after middle cross beam has been constructed, then transfers overarm brace to ground dismounting.So that Installation and the dismounting of overarm brace all have only to once, simplify bridge tower thwart beam and pour operation, from And saving the activity duration installed with remove overarm brace, it is simple to bridge tower thwart beam is rapid to be executed Work, improves bridge construction efficiency.

(2) for having the H bridge tower of suspension cable, the present invention is used, owing to entablature is at middle horizontal stroke Pouring complete before beam, entablature just can proceed to main cable construction after having poured, thus is conducive to being somebody's turn to do The rapid construction of class bridge, improves the efficiency of construction of such bridge.

(3) present invention obviates the space that overarm brace is installed and removed by bridge tower thwart beam structure Limiting, installation and the dismounting of overarm brace all can be carried out on ground, thus beneficially overarm brace Fast Installation and dismounting, improve bridge construction efficiency.

Accompanying drawing explanation

Fig. 1 is to complete in the embodiment of the present invention after entablature pours, overarm brace to be positioned at Structural representation time on one steel plate and the second steel plate;

Fig. 2 is the Fig. 1 sectional view along A-A direction;

Fig. 3 be the embodiment of the present invention is excised the first steel plate and the second steel plate after, crossbeam is propped up Structural representation when frame is transferred to the 3rd steel plate and the 4th steel plate;

Fig. 4 be the embodiment of the present invention excises the 3rd steel plate and the 4th steel plate after, crossbeam is propped up The structural representation to ground transferred by frame.

Reference: 1-the first king-post, 2-entablature, 3-punching continuous jack, 4- Two king-posts, 5-overarm brace, 6-distribution beam, 7-the first steel plate, 8-the first built-in fitting, 9- Two steel plates, 10-the second built-in fitting, 11-the 3rd steel plate, 12-the 3rd built-in fitting, 13-the 4th steel Plate, 14-the 4th built-in fitting, 15-middle cross beam.

Detailed description of the invention

Below in conjunction with the accompanying drawings and the present invention is described in further detail by specific embodiment.

The construction method of bridge tower thwart beam that the embodiment of the present invention provides, bridge tower includes being oppositely arranged First king-post 1 and the second king-post 4, side that the first king-post 1 is relative with the second king-post 4, The side that two king-posts 4 are relative with the first king-post 1 is inner side;This construction method includes following step Rapid:

S1: in the inner side of the first king-post 1, buries first underground along the direction being perpendicular to the first king-post 1 Built-in fitting 8 and the 3rd built-in fitting 12, the first built-in fitting 8 is positioned at the top of the 3rd built-in fitting 12; In the inner side of the second king-post 4, bury underground and the second built-in fitting along the direction being perpendicular to the second king-post 4 10 and the 4th built-in fitting 14;Second built-in fitting 10 is oppositely arranged with the first built-in fitting 8, and the 4th Built-in fitting 14 is oppositely arranged with the 3rd built-in fitting 12;First built-in fitting the 8, second built-in fitting 10, 3rd built-in fitting 12 and the 4th built-in fitting 14 are the reinforcing bar arranged in array.

First built-in fitting the 8, second built-in fitting the 10, the 3rd built-in fitting 12 and the 4th built-in fitting 14 All including pre-buried end and exposed junction, the pre-buried end of the first built-in fitting 8 and the 3rd built-in fitting 12 is equal Imbedding the inside of the first king-post 1, the exposed junction of the first built-in fitting 8 and the 3rd built-in fitting 12 is equal Expose to the inner side of the first king-post 1;Second built-in fitting 10 and the pre-buried end of the 4th built-in fitting 14 All imbed the inside of the second king-post 4, the second built-in fitting 10 and exposed junction of the 4th built-in fitting 14 All expose to the inner side of the second king-post 4.

Exposed junction at the first built-in fitting 8 welds the first steel plate 7, at the second built-in fitting 10 Exposed junction welds the second steel plate 9, and the exposed junction at the 3rd built-in fitting 12 welds the 3rd steel plate 11, Exposed junction at the 4th built-in fitting 14 welds the 4th steel plate 13.

S2: the base angle of existing overarm brace 5 both sides is respectively erected in the first steel plate 7 and The top of two steel plates 9, sees shown in Fig. 1 and Fig. 2.

S3: arrange end template at the top of the level frame of overarm brace 5, in the both sides of level frame It is respectively provided with side template;End template, two pieces of side templates, the first king-post 1 and the second king-post 4 are formed Casting space;In casting space, casting concrete forms entablature 2, at entablature when pouring The first installing hole and the second installing hole are reserved in the side of 2, and the opposite side at entablature 2 reserves Three installing holes and the 4th installing hole;The center of the first installing hole, the center of the second installing hole, The center of three installing holes and the line of centres of the 4th installing hole are rectangular;Entablature 2 concrete coagulates Gu, until after concrete strength and elastic modelling quantity meet design requirement, removing end template and side form Plate, completes the construction of entablature 2.

S4: four punching continuous jacks 3 are set at the top of entablature 2: connect and have the First punching continuous jack of one steel strand wires, connection have the second punching of the second steel strand wires Continuous jack, connect and have the 3rd punching continuous jack of the 3rd steel strand wires, connect and have the 4th punching continuous jack of four steel strand wires.

Two distribution beam 6: the first distribution beam, the second distribution beam are all hung at overarm brace 5 The lower section of level frame, the first steel strand wires through the first installing hole and the connection of the first distribution beam, the Three steel strand wires connect through the 3rd installing hole and the first distribution beam;Second steel strand wires are through the second peace Dress hole is connected with the second distribution beam, and the 4th steel strand wires connect through the 4th installing hole and the second distribution beam Connect.

S5: promote the by the first punching continuous jack and the 3rd punching continuous jack One distribution beam, is promoted by the second punching continuous jack and the 4th punching continuous jack Second distribution beam, the first distribution beam and the second distribution beam drive overarm brace 5 to rise, and treat crossbeam After the base angle of support 5 both sides departs from the first steel plate 7 and the second steel plate 9, excise the first steel plate 7 With the second steel plate 9.

S6: transfer by the first punching continuous jack and the 3rd punching continuous jack One distribution beam, is transferred by the second punching continuous jack and the 4th punching continuous jack Second distribution beam, the first distribution beam and the second distribution beam drive overarm brace 5 to transfer, by crossbeam The base angle of support 5 both sides is respectively erected in the 3rd steel plate 11 and the top of the 4th steel plate 13, ginseng As shown in Figure 3.

S7: come again step S3 to S5, using the entablature 2 in step S3 to S5 as Middle cross beam 15;The first steel plate 7 in step S5 is replaced with the 3rd steel plate 11, by step The second steel plate 9 in S5 replaces with the 4th steel plate 13, specifically includes following steps:

S701: arrange end template at the top of the level frame of overarm brace 5, at the two of level frame Side is respectively provided with side template;End template, two pieces of side templates, first king-post 1 and second king-post 4 shapes Become casting space;In casting space casting concrete formed middle cross beam 15, when pouring in The first installing hole and the second installing hole are reserved in the side of crossbeam 15, at the opposite side of middle cross beam 15 Reserved 3rd installing hole and the 4th installing hole;In the center of the first installing hole, the second installing hole The line of centres of the heart, the center of the 3rd installing hole and the 4th installing hole is rectangular;Middle cross beam 15 Concrete setting, until after concrete strength and elastic modelling quantity meet design requirement, removing bed die Plate and side template, complete the construction of middle cross beam 15.

S702: four punching continuous jacks 3 are set at the top of middle cross beam 15: connect The first punching continuous jack of the first steel strand wires, connection is had to have the second of the second steel strand wires to wear Core type continuous jack, connection have the 3rd punching continuous jack of the 3rd steel strand wires, connection There is the 4th punching continuous jack of the 4th steel strand wires.

S703: two distribution beam 6: the first distribution beam, the second distribution beam are all hung at crossbeam The lower section of the level frame of support 5, the first steel strand wires connect through the first installing hole and the first distribution beam Connecing, the 3rd steel strand wires connect through the 3rd installing hole and the first distribution beam;Second steel strand wires pass Second installing hole and the second distribution beam connect, and the 4th steel strand wires are through the 4th installing hole and second point Join beam to connect.

S704: promoted by the first punching continuous jack and the 3rd punching continuous jack First distribution beam, is carried by the second punching continuous jack and the 4th punching continuous jack Rising the second distribution beam, the first distribution beam and the second distribution beam drives overarm brace 5 to rise, and treats horizontal stroke After the base angle of boom support 5 both sides departs from the 3rd steel plate 11 and the 4th steel plate 13, excise the 3rd steel Plate 11 and the 4th steel plate 13.

S8: transfer by the first punching continuous jack and the 3rd punching continuous jack One distribution beam, is transferred by the second punching continuous jack and the 4th punching continuous jack Second distribution beam, the first distribution beam and the second distribution beam drive overarm brace 5 to transfer, by crossbeam Support 5 is transferred and is removed to ground, shown in Figure 4.

During the actual application of the embodiment of the present invention, during construction entablature 2, water in formation After building space, before in casting space, casting concrete forms entablature 2, can water Applying prefabricating load in building space, overarm brace 5 is carried out precompressed, after precompressed completes, removal is pre- Pressure load.

Those skilled in the art can carry out various modifications and variations to the embodiment of the present invention, if If these amendment and modification within the scope of the claims in the present invention and equivalent technologies thereof, then this A little amendments and modification are also within protection scope of the present invention.

The prior art that the content not described in detail in specification is known to the skilled person.

Claims (6)

1. a construction method for bridge tower thwart beam, described bridge tower includes the first tower being oppositely arranged Post (1) and the second king-post (4), the first king-post (1) relative with the second king-post (4) one Side, the side that the second king-post (4) is relative with the first king-post (1) are inner side;Its feature exists In, described construction method comprises the following steps:
Step one: in the inner side of the first king-post (1), along the side being perpendicular to the first king-post (1) To burying the first built-in fitting (8) and the 3rd built-in fitting (12) underground, the first built-in fitting (8) is positioned at The top of the 3rd built-in fitting (12);In the inner side of the second king-post (4), along being perpendicular to second The direction of king-post (4) is buried underground and the second built-in fitting (10) and the 4th built-in fitting (14);Second Built-in fitting (10) is oppositely arranged with the first built-in fitting (8), the 4th built-in fitting (14) and the Three built-in fittings (12) are oppositely arranged;
First built-in fitting (8), the second built-in fitting (10), the 3rd built-in fitting (12) and the 4th Built-in fitting (14) all includes pre-buried end and exposed junction, the first built-in fitting (8) and the 3rd pre-buried The pre-buried end of part (12) all imbeds the inside of the first king-post (1), the first built-in fitting (8) and The exposed junction of the 3rd built-in fitting (12) all exposes to the inner side of the first king-post (1);Second is pre- The pre-buried end of embedded part (10) and the 4th built-in fitting (14) all imbeds the interior of the second king-post (4) Portion, the exposed junction of the second built-in fitting (10) and the 4th built-in fitting (14) all exposes to the second tower The inner side of post (4);
Exposed junction at the first built-in fitting (8) welds the first steel plate (7), at the second built-in fitting (10) exposed junction welds the second steel plate (9), and the exposed junction at the 3rd built-in fitting (12) welds Connecing the 3rd steel plate (11), the exposed junction at the 4th built-in fitting (14) welds the 4th steel plate (13);
Step 2: the base angle of existing overarm brace (5) both sides is respectively erected in the first steel Plate (7) and the top of the second steel plate (9);
Step 3: end template is set, in level at the top of the level frame of overarm brace (5) The both sides of frame are respectively provided with side template;End template, two pieces of side templates, first king-posts (1) and Two king-posts (4) form casting space;In casting space, casting concrete forms entablature (2), When pouring, the first installing hole and the second installing hole are reserved, at upper horizontal stroke in the side at entablature (2) The opposite side of beam (2) reserves the 3rd installing hole and the 4th installing hole;Entablature (2) concrete Solidification, until after concrete strength and elastic modelling quantity meet design requirement, removing end template and side Template, completes the construction of entablature (2);
Step 4: four punching continuous jacks (3) are set at the top of entablature (2): Connecting has the first punching continuous jack of the first steel strand wires, connects and have the of the second steel strand wires Two punching continuous jacks, connect have the 3rd steel strand wires the 3rd punching continuous jack, Connect the 4th punching continuous jack having the 4th steel strand wires;
By two distribution beam (6): the first distribution beam, the second distribution beam are all hung at overarm brace (5) lower section of level frame, by the first steel strand wires through the first installing hole and the first distribution beam Connect, the 3rd steel strand wires are connected through the 3rd installing hole and the first distribution beam;By the second steel strand Line connects through the second installing hole and the second distribution beam, by the 4th steel strand wires through the 4th installing hole It is connected with the second distribution beam;
Step 5: carried by the first punching continuous jack and the 3rd punching continuous jack Rise the first distribution beam, by the second punching continuous jack and the 4th punching continuous jack Promote the second distribution beam;First distribution beam and the second distribution beam drive overarm brace (5) to rise, After the base angle of overarm brace (5) both sides departs from the first steel plate (7) and the second steel plate (9), Excise the first steel plate (7) and the second steel plate (9);
Step 6: by under the first punching continuous jack and the 3rd punching continuous jack Put the first distribution beam, by the second punching continuous jack and the 4th punching continuous jack Transferring the second distribution beam, the first distribution beam and the second distribution beam drives overarm brace (5) to transfer, The base angle of overarm brace (5) both sides is respectively erected in the 3rd steel plate (11) and the 4th steel plate (13) top;
Step 7: come again step 3 to step 5, by the upper horizontal stroke in step 3 to step 5 Beam (2) is as middle cross beam (15);The first steel plate (7) in step 5 is replaced with the 3rd Steel plate (11), replaces with the 4th steel plate (13) by the second steel plate (9) in step 5;
Step 8: after middle cross beam (15) has been constructed, by transferring the first distribution beam and second Overarm brace (5) is transferred and is removed to ground by distribution beam.
2. the construction method of bridge tower thwart beam as claimed in claim 1, it is characterised in that: step In rapid three after forming casting space, in casting space, casting concrete forms entablature (2) Before, further comprising the steps of: in casting space, to apply prefabricating load, to overarm brace (5) Carry out precompressed, precompressed complete after removal prefabricating load.
3. the construction method of bridge tower thwart beam as claimed in claim 1, it is characterised in that: step Rapid seven comprise the following steps:
End template is set at the top of overarm brace (5), is respectively provided with side in the both sides of level frame Template;End template, two pieces of side templates, the first king-post (1) and the second king-post (4) are formed and water Build space;In casting space, casting concrete forms middle cross beam (15), at middle horizontal stroke when pouring The first installing hole and the second installing hole are reserved in the side of beam (15), another at middle cross beam (15) The 3rd installing hole and the 4th installing hole are reserved in side;Middle cross beam (15) concrete setting, until After concrete strength and elastic modelling quantity meet design requirement, remove end template and side template, complete The construction of middle cross beam (15);
Four punching continuous jacks (3) are set at the top of middle cross beam (15): connect and have First punching continuous jack of the first steel strand wires, connection have the second punching of the second steel strand wires Formula continuous jack, connection have the 3rd punching continuous jack of the 3rd steel strand wires, connection to have 4th punching continuous jack of the 4th steel strand wires;
By two distribution beam (6): the first distribution beam, the second distribution beam are all hung at overarm brace (5) lower section of level frame, by the first steel strand wires through the first installing hole and the first distribution beam Connect, the 3rd steel strand wires are connected through the 3rd installing hole and the first distribution beam;By the second steel strand Line connects through the second installing hole and the second distribution beam, by the 4th steel strand wires through the 4th installing hole It is connected with the second distribution beam;
First is promoted by the first punching continuous jack and the 3rd punching continuous jack Distribution beam, promotes the by the second punching continuous jack and the 4th punching continuous jack Two distribution beam, the first distribution beam and the second distribution beam drive overarm brace (5) to rise, and treat horizontal stroke After the base angle of boom support (5) both sides departs from the 3rd steel plate (11) and the 4th steel plate (13), Excise the 3rd steel plate (11) and the 4th steel plate (13).
4. the construction method of bridge tower thwart beam as claimed in claim 1, it is characterised in that step Rapid eight comprise the following steps:
First is transferred by the first punching continuous jack and the 3rd punching continuous jack Distribution beam, transfers by the second punching continuous jack and the 4th punching continuous jack Two distribution beam, the first distribution beam and the second distribution beam drive overarm brace (5) to transfer, by horizontal stroke Boom support (5) is transferred and is removed to ground.
5. the construction method of the bridge tower thwart beam as described in any one of Claims 1-4, it is special Levy and be: the center of described first installing hole, the center of the second installing hole, the 3rd installing hole The line of centres of center and the 4th installing hole is rectangular.
6. the construction method of the bridge tower thwart beam as described in any one of Claims 1-4, it is special Levy and be: described first built-in fitting (8), the second built-in fitting (10), the 3rd built-in fitting (12) It is the reinforcing bar arranged in array with the 4th built-in fitting (14).
CN201410292483.7A 2014-06-26 2014-06-26 The construction method of bridge tower thwart beam CN104109999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410292483.7A CN104109999B (en) 2014-06-26 2014-06-26 The construction method of bridge tower thwart beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410292483.7A CN104109999B (en) 2014-06-26 2014-06-26 The construction method of bridge tower thwart beam

Publications (2)

Publication Number Publication Date
CN104109999A CN104109999A (en) 2014-10-22
CN104109999B true CN104109999B (en) 2016-08-24

Family

ID=51706977

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410292483.7A CN104109999B (en) 2014-06-26 2014-06-26 The construction method of bridge tower thwart beam

Country Status (1)

Country Link
CN (1) CN104109999B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104831632B (en) * 2015-04-24 2016-07-20 正坚建设有限公司 A kind of bridge cable tower entablature and sill construction method
CN105155414A (en) * 2015-09-24 2015-12-16 中铁四局集团第二工程有限公司 Floor-type slant-legged steel truss bracket of lower transverse beam of large-span cable tower
CN105442453A (en) * 2015-11-30 2016-03-30 中交四公局第六工程有限公司 Construction method for suspension bridge tower crossbeam combination support
CN105544398A (en) * 2015-12-15 2016-05-04 中建交通建设集团有限公司 Horizontal force self-balancing type splayed heavy type upper air support system and installation method thereof
CN105926446B (en) * 2016-05-04 2017-12-29 中国十九冶集团有限公司 Bridge pier column closes beam from outrigger overmolded is risen
CN106087762B (en) * 2016-08-09 2018-01-16 杭州江润科技有限公司 Pier stud synchronously pours the construction method of formwork erecting structure with straining beam
CN106638314A (en) * 2016-10-31 2017-05-10 中交公局第三工程有限公司 Pylon cross beam non-floor stand and pylon cross beam construction method
CN106988221B (en) * 2017-03-15 2018-10-19 中铁上海工程局集团有限公司 Unit construction bridge beam construction method based on BIM
CN107044090B (en) * 2017-05-09 2019-02-15 中铁大桥局集团有限公司 A kind of construction method of dual deck bridge
CN106930194B (en) * 2017-05-10 2018-10-30 山西路桥第二工程有限公司 Inter-tie and pier stud global formation construction method and template used holder
CN110512523A (en) * 2019-08-05 2019-11-29 中铁七局集团有限公司 A kind of construction method of large span gate-type upper beam Split type supporting stand
CN110804952A (en) * 2019-11-14 2020-02-18 贵州省公路工程集团有限公司 Suspension bridge beam prefabrication and assembly construction process

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0820910A (en) * 1994-07-05 1996-01-23 Kajima Corp Construction method of pc cable stayed bridge
JP2003328323A (en) * 2002-05-15 2003-11-19 Kajima Corp Construction method of tower structure
CN201924268U (en) * 2010-12-20 2011-08-10 重庆中设工程设计有限公司 Bidirectional cable stayed cylindrical tower cable stayed bridge
CN103882813A (en) * 2014-04-10 2014-06-25 中铁二局股份有限公司 Corbel bracket platform for bridge pier and transverse straining beam synchronous construction and construction method of corbel bracket platform

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0820910A (en) * 1994-07-05 1996-01-23 Kajima Corp Construction method of pc cable stayed bridge
JP2003328323A (en) * 2002-05-15 2003-11-19 Kajima Corp Construction method of tower structure
CN201924268U (en) * 2010-12-20 2011-08-10 重庆中设工程设计有限公司 Bidirectional cable stayed cylindrical tower cable stayed bridge
CN103882813A (en) * 2014-04-10 2014-06-25 中铁二局股份有限公司 Corbel bracket platform for bridge pier and transverse straining beam synchronous construction and construction method of corbel bracket platform

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
黄冈公铁两用长江大桥桥塔上横梁施工技术;张德致;《桥梁建设》;20130630;第5-9页 *

Also Published As

Publication number Publication date
CN104109999A (en) 2014-10-22

Similar Documents

Publication Publication Date Title
CN103938616B (en) Diaphram wall reinforcement cage structure and its construction method
CN102071798B (en) Hydraulic climbing system for wall-attached support frame
CN103790265B (en) A kind of prefabricated assembled steel tube concrete core pillar is put more energy into the making assembly method of shear wall
CN102146796B (en) Construction technology for inverted arch of two-track tunnel of high-speed railway
CN105888108B (en) Built-in positioning prefabricated component reinforced concrete shear wall and construction method
CN103510702B (en) Steel core concrete column pin type concrete pouring construction method
CN203022024U (en) Integrally-movable formwork for pipe gallery cast-in-situ construction
CN105970811B (en) Long span space three-dimensional curved surface fish-bellied type box shape steel structure elevated bridge construction technology
CN106012811B (en) Vase type pier pier shaft steel bar overall binding construction method for hanging
CN102392536B (en) Construction method for long-span hanging vestibule type template support system
CN203188121U (en) Cast-in-place bridge floor suspending mold of half-through or through arch bridge
CN105220626A (en) Steel form device and the construction method that combines with outer steel mould plate thereof in a kind of self-propelled
CN206368328U (en) A kind of box beam four moves integrally die carrier structure across one-piece casting
CN102022123B (en) Integral lining method for tunnel with altered diameter by model board trolley
CN101781878B (en) Integral lifting template of main pylon of single-pylon cable-stayed bridge without dorsal cables and lifting construction method thereof
CN104002377A (en) Steel bar binding and corrugated pipe locating device for precasting box girder
CN204266590U (en) Sump, hoistway formwork bed die anti-floating system
CN208072950U (en) A kind of combination set shaped steel formwork
CN102926504A (en) Connecting steel construction member for steel and concrete overlapped beam combined part and construction method thereof
CN202000658U (en) Hydraulic climbing system for wall-attached support frame
CN103104091A (en) Sliding mold whole lifting platform and construction method
CN104234723A (en) Self-propelled mobile template support trolley for open trench tunnel with rectangular cross section
CN202466423U (en) Movable framework for long-span continuous beam construction
CN105926672A (en) Mined metro station steel pipe column construction method
CN104264981B (en) A kind of scattered spelling early tears down and build building mould system and building method thereof

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20160606

Address after: 430074 No. 38, Hanyang Avenue, Hanyang District, Hubei, Wuhan

Applicant after: Group Co., Ltd., Zhongtie Daqiao Bureau

Address before: 430074 Hubei province Wuhan Dongxin East Lake New Technology Development Zone Road SBI Venture Street No. 6 Building 12 layer

Applicant before: China Zhongtie Major Bridge Engineering Co., Ltd.

C41 Transfer of patent application or patent right or utility model
GR01 Patent grant
C14 Grant of patent or utility model