CN106638336B - Cross-line continuous beam method for dismounting and dismounting holder - Google Patents

Cross-line continuous beam method for dismounting and dismounting holder Download PDF

Info

Publication number
CN106638336B
CN106638336B CN201610918643.3A CN201610918643A CN106638336B CN 106638336 B CN106638336 B CN 106638336B CN 201610918643 A CN201610918643 A CN 201610918643A CN 106638336 B CN106638336 B CN 106638336B
Authority
CN
China
Prior art keywords
holder
bridge pier
support element
support
distribution beam
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN201610918643.3A
Other languages
Chinese (zh)
Other versions
CN106638336A (en
Inventor
李亚民
艾祖斌
陈钒
黄巍
卢超
高天
卓越
杨霁
蒋帆
朱向阳
袁野
李�杰
何志兰
熊利
苏坤
黄深镜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sinohydro Bureau 8 Co Ltd
Original Assignee
Sinohydro Bureau 8 Co Ltd
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 Sinohydro Bureau 8 Co Ltd filed Critical Sinohydro Bureau 8 Co Ltd
Priority to CN201610918643.3A priority Critical patent/CN106638336B/en
Publication of CN106638336A publication Critical patent/CN106638336A/en
Application granted granted Critical
Publication of CN106638336B publication Critical patent/CN106638336B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D22/00Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges

Abstract

The invention discloses a kind of cross-line continuous beam method for dismounting, include the following steps:S1:Set up holder;S2:The interim pads of Dun Liang;S3:Lateral slitting;S4:Piecemeal is hung;S5:Removal bracket.The invention also discloses dismounting holders in preceding method, the holder includes support element and anchor ear, the support element is arranged on the cushion cap of corresponding bridge pier bottom periphery and parallel with bridge pier, support element is by the anchor ear lock ring in bridge pier side, it is taken at the top of two adjacent support elements equipped with distribution beam group, the distribution beam group top is installed with the support bracket for bearing bridge weight when removing bridge.The method of the present invention has many advantages, such as safety and stability, construction environmental protection, and holder has the advantages that easy to operate, reasonable high using mechanics principle and construction efficiency.

Description

Cross-line continuous beam method for dismounting and dismounting holder
Technical field
Bridge structure demolition technique field more particularly to a kind of cross-line continuous beam method for dismounting the invention mainly relates to as, Further relate to the cross-line continuous beam dismounting holder of aforementioned cross-line continuous beam method for dismounting.
Background technology
Current bridge application is sorted out, demolition blasting method and machinery can be divided into(Non- explosion)Two big classes of dismounting method Not, each classification contains a variety of different applications again, there is the respective scope of application.Bridging toughening mostly uses blasting procedure, straight The method of abolishing, mechanical hoisting method are connect, but generally Mechanical Method is used to remove across the existing circuit bridge that is open to traffic.Mechanical removal method refers to utilizing The forms such as mechanical equipment is crushed bridge, divides, handling are removed.Water Bridge mostly uses crane barge lifting and removes, land Floor-engaging frame method is removed frequently with compared with large-tonnage loop wheel machine bulk.But there are security protections for existing cross-line continuous beam method for dismounting Not in place, the problems such as supporting construction is unreasonable, hanging device model used is big, safe construction is affected to a certain extent.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, a kind of safety and stability, construction environmental protection are provided Cross-line continuous beam method for dismounting, correspondingly provide used in preceding method it is a kind of it is easy to operate, rationally utilize mechanics principle The cross-line continuous beam dismounting holder high with construction efficiency.
In order to solve the above technical problems, the present invention uses following technical scheme:
A kind of cross-line continuous beam method for dismounting, includes the following steps:
S1:Set up holder:It is to set up basis with bridge pier, cross-line road surface, sets up holder along bridge pier side, the beam body of bridge is whole Body is carried on holder;
S2:The interim pads of Dun Liang:By in across beam body and bridge pier between gap with rubber cushion blocks snap up pad temporarily It is real, it is ensured that for beam body in cutting process, load is effectively passed to bridge pier;
S3:Lateral slitting:Therefrom across span centre position cut off beam body, using the bridge pier for padding position that snaps up temporarily as beam body Stress supporting point, while cutting beam body to the bridge pier direction for padding position that snaps up from place of incision temporarily, self extending stitches position To snapping up temporarily, beam body is symmetrically cut in the bridge pier direction for padding position successively, and beam body transverse direction slitting is cut into plate beam element, plate Beam element is fallen on holder;
S4:Piecemeal is hung:The plate beam element of cutting is hung successively to designated position using hanging device;
S5:Removal bracket:After the completion of waiting for that plate beam element is hung, holder is dismantled.
It is further improved as to above-mentioned technical proposal.
The step of setting up holder in the step S1 be specially:The support element for being parallel to bridge pier is set up along bridge pier side, with Support element is support, and distribution beam group and support bracket, the support bracket are set up in the top between the support element of adjacent bridge pier Top be tightly attached to the lower part of beam body.
Set up in the step S1 distribution beam group and support bracket the specific steps are:Between the support element of adjacent bridge pier Top set up distribution beam group, distribution beam group top be laid with support bracket until support bracket at the top of be tightly attached to beam body Lower part, gap snap up padding using wedge type block between distribution beam group and support bracket.
Distribution beam group is set up in the step S1 and the specific steps of support bracket further include:In beam body both sides support bracket Top erection construction occasional passage, construction occasional passage on the outside of safety device is set.
Where hanging device is located at plate beam element to be hung in the step S4 on the same track on cross-line road surface.
The step S5 the specific steps are:In same cut direction, after the completion of waiting for that all plate beam elements are hung, to The holder below plate beam element is hung to dismantle by cross from top to down.
It is that rope is sawed that device therefor is cut in the step S3.
The inventive concept total as one is removed the present invention also provides a kind of cross-line continuous beam used in preceding method and is used Holder, the holder include support element and anchor ear, and the support element is arranged on the cushion cap of corresponding bridge pier bottom periphery and and bridge Pier is parallel, and support element is taken at the top of bridge pier side, two adjacent support elements equipped with distribution beam group by the anchor ear lock ring, described The support bracket for bearing bridge weight when removing bridge is installed at the top of distribution beam group.
It is further improved as to above-mentioned technical proposal:
Support element positioned at bridge both ends is arranged in the inside portion of corresponding bridge pier, the setting of centrally located support element In the both sides of corresponding bridge pier.
The holder further includes connector and diagonal brace, and the both ends of the distribution beam group are fixed on adjacent by the connector Two support elements top, described diagonal brace one end and support element waist are affixed, and the other end and the bottom on distribution beam group side edge are affixed.
The distribution beam group includes more than two longitudinal stake top distribution beams, Bailey beam and lateral small distribution beam, the shellfish Lei Liang is fixed between longitudinal stake top distribution beam and the small distribution beam of the transverse direction, and the middle part of the longitudinal direction stake top distribution beam is logical The top that the connector is fixed on the support element is crossed, the bottom on the side edge of the longitudinal direction stake top distribution beam passes through the diagonal brace One end be fixed on the support element waist, the Bailey beam is welded in the top of longitudinal stake top distribution beam, described to hold Weight holder is installed on the top of laterally small distribution beam.
The support bracket is full hall scaffold.
The support element is connected to by reinforcing bar and Interal fixation on the cushion cap.
The support element is steel column.
Compared with the prior art, the advantages of the present invention are as follows:
The cross-line continuous beam method for dismounting of the present invention, support element play a part of to carry cutting beam body temporarily;By in across beam Gap between body and bridge pier, which with rubber cushion blocks snap up temporarily, to be padded, and the beam body weight concentration after cut-out is transferred to bridge pier In substructure, the carrying risk of holder is reduced;Therefrom across span centre position cut-out beam body after, along place of incision to intermediate pier side To lateral symmetry cutting, mechanics principle is rationally utilized, the safety for reducing cutting difficulty, improving construction.
The present invention cross-line continuous beam dismounting holder, support element be arranged on the cushion cap of corresponding bridge pier bottom periphery and with Bridge pier is parallel, and support element is taken at the top of bridge pier side, two adjacent support elements equipped with distribution beam group by the anchor ear lock ring, point With the support bracket being installed at the top of beam group for bearing bridge weight when removing bridge.The support element generation being supported on cushion cap Vibration hammer Driven-in Pile Foundations have been replaced, construction has been facilitated, saves the time, reduces cost.Support element is by anchor ear lock ring in bridge pier side Portion reduces construction input, ensure that the stability of support element.Installing distribution beam group is taken at the top of mounted adjacent supporting piece And support bracket, the safety of construction is improved, it is easy for construction, efficient.The beam body of support bracket and bridge is held out against, i.e. beam portion Load pass to support bracket, be then passed to support element and cushion cap.
Description of the drawings
Fig. 1 is the flow chart of cross-line continuous beam method for dismounting of the present invention.
Fig. 2 is the construction front view of cross-line continuous beam method for dismounting of the present invention.
Fig. 3 is the construction vertical view of cross-line continuous beam method for dismounting of the present invention.
Fig. 4 is lateral slitting beam body cut direction schematic diagram of the invention.
Fig. 5 is the construction hoisting figure of cross-line continuous beam method for dismounting of the present invention.
Fig. 6 is the installation procedure figure of cross-line continuous beam dismounting holder of the present invention.
Each label indicates in figure:
1, cushion cap;2, holder;22, support element;24, anchor ear;25, distribution beam group;251, longitudinal stake top distribution beam;252, shellfish Lei Liang;253, lateral small distribution beam;26, connector;27, support bracket;28, diagonal brace;3, beam body;31, plate beam element;4, across Circuit surface;5, construction occasional passage;6, safety device;7, bridge pier;8, hanging device;9, rubber cushion blocks.
Specific implementation mode
The present invention is described in further details below with reference to Figure of description and specific embodiment.
As shown in Fig. 1 to 5, a kind of cross-line continuous beam method for dismounting of the invention includes the following steps:
S1:Set up holder:It is to set up basis with bridge pier 7, cross-line road surface 4, holder 2, the beam of bridge is set up along 7 side of bridge pier 3 integrated carrying of body is on holder 2;
S2:The interim pads of Dun Liang:By in across beam body 3 and bridge pier 7 between gap snapped up temporarily with rubber cushion blocks 9 It pads, it is ensured that for beam body 3 in cutting process, load is effectively passed to bridge pier 7;
S3:Lateral slitting:Therefrom across span centre position cut off beam body 3, with the bridge pier 7 for padding position that snaps up temporarily for beam body 3 stress supporting point, while cutting beam body 3 to 7 direction of bridge pier for padding position that snaps up from place of incision temporarily, self extending seam Beam body 3 is symmetrically cut in position successively to 7 direction of bridge pier for padding position that snaps up temporarily, and the lateral slitting of beam body 3 is cut into plate-girder Unit 31, plate beam element 31 are fallen on holder 2;
S4:Piecemeal is hung:The plate beam element 31 of cutting is hung successively to designated position using hanging device 8;
S5:Removal bracket:After the completion of waiting for that plate beam element 31 is hung, holder 2 is dismantled.
Support element 22 plays a part of to carry cutting beam body 3 temporarily;By in across beam body 3 and bridge pier 7 between gap use rubber Rubber cushion block 9 is snapped up temporarily to be padded, and 3 weight of the beam body concentration after cut-out is transferred in 7 substructure of bridge pier, holder is reduced 2 carrying risk;Therefrom across span centre position cut-out beam body 3 after, along place of incision to the lateral symmetry cutting in intermediate pier direction, close Reason utilizes mechanics principle, the safety for reducing cutting difficulty, improving construction.
The step of holder 2 are set up in step S1 be specially:The support element 22 for being parallel to bridge pier 7 is set up along 7 side of bridge pier, with Support element 22 is support, and distribution beam group 25 and support bracket 27, load-bearing are set up in the top between the support element 22 of adjacent bridge pier 7 It is tightly attached to the lower part of beam body 3 in the top of holder 27.
Set up in step S1 distribution beam group 25 and support bracket 27 the specific steps are:In the support element 22 of adjacent bridge pier 7 Between top set up distribution beam group 25, distribution beam group 25 top be laid with support bracket 27 until support bracket 27 top It is tightly attached to the lower part of beam body 3, gap snap up padding using wedge type block between distribution beam group 25 and support bracket 27.
The specific steps that distribution beam group 25 and support bracket 27 are set up in step S1 further include:In 3 both sides load-bearing branch of beam body Safety device 6 is arranged in 5 outside of construction occasional passage in the top erection construction occasional passage 5 of frame 27.
Hanging device 8 is located on the same track on 31 place cross-line road surface 4 of plate beam element to be hung in step S4.This reality Apply in example, hanging device 8 used is loop wheel machine, and unit type is relatively small when the relatively large beam body of loop wheel machine releases, loop wheel machine erect-position with wait for 31 place cross-line road surface of plate beam element, 4 position consistency of cutting avoids interfering the driving of opposite runway, reduces construction pair The influence of original traffic meets and protects logical requirement.
Step S5 the specific steps are:In same cut direction, after the completion of waiting for that all plate beam elements 31 are hung, to having hung The holder 2 for putting 31 lower section of plate beam element is dismantled by cross from top to bottom.
It is that rope is sawed that device therefor is cut in step S3.
The cut direction of lateral slitting beam body is in step S3:Main span successively by span centre to pier top, end bay by abutment pier into Across pier top.
The cross-line continuous beam method for dismounting of the present invention is removed using full Support Method machine cuts, i.e., uses beam body 3 to be removed The holder 2 of pier beam type closed supports+steel pipe scaffold combination is supported, and so that 3 weight of beam body is all born by holder 2, then With cutting equipment, i.e. rope saw, transverse cuts beam body 3, the plate beam element 31 that beam body 3 is decomposed into fritter lifts, and completes bridge Beam is removed, and construction method is more ripe.
As shown in figure 5, a kind of cross-line continuous beam dismounting holder of the present invention, holder 2 includes support element 22 and anchor ear 24, Support element 22 is arranged on the cushion cap 1 of 7 bottom periphery of corresponding bridge pier and parallel with bridge pier 7, and support element 22 passes through 24 lock ring of anchor ear In 7 side of bridge pier, adjacent two support elements, 22 top is taken equipped with distribution beam group 25, and 25 top of distribution beam group is installed with for tearing open The support bracket 27 of bridge weight is born when except bridge.The support element 22 being supported on cushion cap 1 squeezes into pile foundation instead of vibration hammer Plinth facilitates construction, saves the time, reduces cost.Support element 22, in 7 side of bridge pier, reduces construction by 24 lock ring of anchor ear Input, ensure that the stability of support element 22.Installing distribution beam group 25 and load-bearing are taken at 22 top of mounted adjacent supporting piece Holder 27 improves the safety of construction, easy for construction, efficient.Support bracket 27 and the beam body of bridge hold out against, i.e. beam portion Load passes to support bracket 27, is then passed to support element 22 and cushion cap 1.
Support element 22 positioned at bridge both ends is arranged in the inside portion of corresponding bridge pier 7, centrally located support element 22 are arranged in the both sides of corresponding bridge pier 7.
Holder 2 further includes connector 26 and diagonal brace 28, and the both ends of distribution beam group 25 are fixed on adjacent by connector 26 The top of two support elements 22,28 one end of diagonal brace and 22 waist of support element are affixed, and the other end and the bottom on 25 side edge of distribution beam group are solid It connects.
Distribution beam group 25 includes more than two longitudinal stake top distribution beams 251, Bailey beam 252 and lateral small distribution beam 253, Bailey beam 252 is fixed between longitudinal stake top distribution beam 251 and laterally small distribution beam 253, the middle part of longitudinal stake top distribution beam 251 The top of support element 22 is fixed on by connector 26, the bottom on the side edge of longitudinal stake top distribution beam 251 passes through the one of diagonal brace 28 End is fixed on 22 waist of support element, and Bailey beam 252 is welded in the top of longitudinal stake top distribution beam 251, and support bracket 27 is installed In the top of laterally small distribution beam 253.
In the present embodiment, support bracket 27 is full hall scaffold.
In the present embodiment, support element 22 is connected to by reinforcing bar and Interal fixation on cushion cap 1.
In the present embodiment, longitudinal stake top distribution beam 251 is column top-type steel distribution beam.
In the present embodiment, support element 22 is steel column.
As shown in fig. 6, the installation method of the cross-line continuous beam dismounting holder of the present embodiment is as follows:
(1)Cushion cap reference plane is levelling:Just levelling post-installing rebar is carried out on cushion cap 1 to construct again steel plate, ensures support element 22 loads uniformly transfer, it is ensured that stability, the globality of support element 22;
(2)Support element is installed:Basis is set up using cushion cap 1 as holder, support element 22 is installed on cushion cap 1, makes to hold The beam body and holder gravity of 1 bearing support of platform, holder will not fall, and further increase the safety assurance coefficient of construction;
(3)Anchor ear is constructed:Support element 22 is fixedly connected by anchor ear 24 and bridge pier 7, holder attachment is made to be fixed on Bridge pier 7 ensures the stability of support element 22, so as to improve the stability of bridging toughening;
(4)Distribution beam group is installed:
(4-1)Longitudinal stake top distribution beam installation:Longitudinal stake top distribution beam 251 is added at the top of mounted support element 22 And be connected and fixed using connector 26, setting not only combines Bridge Types in this way, but also installation is quickly, conveniently, safely, to Keep bridging toughening simple and practicable;
(4-2)Bailey beam, laterally small distribution beam installation:Bailey beam is installed in longitudinal stake top distribution beam 251 using loop wheel machine 252, load is uniformly transferred by steel plate welding, then laterally small distribution beam 253 is installed on it;
(5)Support bracket is installed:Full framing is set up in distribution beam group 25 as support bracket, in this way, bridge Lower section is all supported with holder, on the one hand can be improved the safety of construction, on the other hand can be reduced the staffing of construction site.
Continuous beam is three-span continuous beam in the present embodiment, and beam body 3 is split up into the plate beam element 31 of six equal portions, application tool Body is as follows:First holder 2 is set up along bridge pier 7;3 bottom of beam body is snapped up with holder 2 and is padded, after pad is met the requirements, therefrom across across Middle position cuts off beam body 3, is cut to the symmetric transverse bridge pier 7 for padding position that snaps up temporarily at along place of incision or expansion joint position It cuts;The plate beam element 31 that cutting is formed is hung with automobile loop wheel machine successively;After the completion of waiting for that plate beam element 31 is hung, to holder 2 are dismantled.
In the present embodiment, in step sl, after setting up holder 2, by across beam body 3 and bridge pier 7 between gap face When snap up and pad so that in across beam body 3 and 7 close note of bridge pier it is real, sturdy short position is adjusted with holder, ensures cutting Plate beam element 31 after beam body 3 can steadily be fallen on holder 2, while construction occasional passage 5 is arranged in 3 both sides of beam body, and construction is faced 5 outsides Shi Tongdao plus safety device 6, the present embodiment is close mesh bar-mat reinforcement and green king, and safety guide rail is arranged, further Improve the safety of construction.
In the present embodiment, in step s3, to be changed into approximate statically determinate system from maneuvering system when cutting beam body 3, cut It cuts and should ensure that self extending stitches position to the interim pad that snaps up when being cut to the bridge pier 7 for padding position that snaps up temporarily along span centre position 7 direction of bridge pier of real part position symmetrical simultaneously should cut beam body 3 successively, ensure beam body 3 to be cut and 7 substructure of bridge pier always at T shapes.
In the present embodiment, before carrying out step S2, the wing plate of cross-line continuous beam is first subjected to excision and is hung, can guarantee plate 31 main body of beam element is the cuboid of a slip gauge then, and stress when being hung convenient for plate beam element 31 makes to hang process more steady Reliably.
In the present embodiment, cut using rope saw, it is convenient and reliable using rope saw cut, noise can be reduced to ambient enviroment 's.
In the present embodiment, in step s 4, the erect-position of hanging device 8 is identical with 3 place overbridge road surface position of beam body, waits for After the completion of all plate beam elements 31 are hung, the progress of holder 2 is dismantled from top to bottom, by cross, is operated in this way, on the one hand can improve and apply On the other hand the safety of work can reduce the staffing of construction site, basic to realize that hang work synchronous with dismantlement work It carries out, construction efficiency can be improved, while reducing the interference to opposite runway, meet and protect logical requirement.
Although the present invention is disclosed as above with preferred embodiment, however, it is not intended to limit the invention.It is any to be familiar with ability The technical staff in domain, without deviating from the scope of the technical scheme of the present invention, all using the technology contents pair of the disclosure above Technical solution of the present invention makes many possible changes and modifications, or is revised as the equivalent embodiment of equivalent variations.Therefore, every Without departing from the content of technical solution of the present invention, according to the present invention technical spirit any simple modification made to the above embodiment, Equivalent variations and modification, all shall fall within the protection scope of the technical scheme of the invention.

Claims (14)

1. a kind of cross-line continuous beam method for dismounting, it is characterised in that include the following steps:
S1:Set up holder:With bridge pier(7), cross-line road surface(4)To set up basis, along bridge pier(7)Set up holder in side(2), bridge Beam body(3)Integrated carrying is in holder(2)On;
S2:The interim pads of Dun Liang:By in across beam body(3)And bridge pier(7)Between gap rubber cushion blocks(9)It is copied temporarily Heelpiece is real, it is ensured that beam body(3)In cutting process, load is effectively passed to bridge pier(7);
S3:Lateral slitting:Therefrom across span centre position cut off beam body(3), with the bridge pier for padding position that snaps up temporarily(7)For beam body (3)Stress supporting point, from place of incision temporarily to the bridge pier for padding position that snaps up(7)Cut beam body in direction(3)While, from Expansion joint position pads the bridge pier at position to snapping up temporarily(7)Beam body is symmetrically cut successively in direction(3), by beam body(3)Laterally divide Item cuts into plate beam element(31), plate beam element(31)It falls in holder(2)On;
S4:Piecemeal is hung:Utilize hanging device(8)By the plate beam element of cutting(31)It is hung successively to designated position;
S5:Removal bracket:Wait for plate beam element(31)After the completion of hanging, to holder(2)It is dismantled.
2. method according to claim 1, it is characterised in that:Holder is set up in the step S1(2)The step of be specially:Edge Bridge pier(7)Side, which is set up, is parallel to bridge pier(7)Support element(22), with support element(22)To support, in adjacent bridge pier(7)Branch Support member(22)Between top set up distribution beam group(25)And support bracket(27), the support bracket(27)Top be tightly attached to Beam body(3)Lower part.
3. method according to claim 2, it is characterised in that:Distribution beam group is set up in the step S1(25)And support bracket (27)The specific steps are:In adjacent bridge pier(7)Support element(22)Between top set up distribution beam group(25), in distribution beam Group(25)Top be laid with support bracket(27)Until support bracket(27)Top be tightly attached to beam body(3)Lower part, distributing Beam group(25)With support bracket(27)Between gap snap up padding using wedge type block.
4. according to method described in claim 3, it is characterised in that:Distribution beam group is set up in the step S1(25)With load-bearing branch Frame(27)Specific steps further include:In beam body(3)Both sides support bracket(27)Top erection construction occasional passage(5), Construction occasional passage(5)Safety device is arranged in outside(6).
5. according to any one of claims 1 to 4 the method, it is characterised in that:Hanging device in the step S4(8)It is located at Plate beam element to be hung(31)Place cross-line road surface(4)Same track on.
6. according to the method described in claim 5, it is characterized in that:The step S5 the specific steps are:In same cutting side Upwards, all plate beam elements are waited for(31)Completion is hung, to having hung plate beam element(31)The holder of lower section(2)From top to bottom by cross Dismounting.
7. according to any one of claims 1 to 4 the method, it is characterised in that:Device therefor is cut in the step S3 is Rope saw.
8. a kind of cross-line continuous beam dismounting holder applied to any one of claim 1 to 7 the method, feature exists In:The holder(2)Including support element(22)And anchor ear(24), the support element(22)It is arranged in corresponding bridge pier(7)Bottom week The cushion cap enclosed(1)Upper and and bridge pier(7)It is parallel, support element(22)Pass through the anchor ear(24)Lock ring is in bridge pier(7)Side, it is adjacent Two support elements(22)It takes equipped with distribution beam group at top(25), the distribution beam group(25)Top is installed with for removing bridge When bear the support bracket of bridge weight(27).
9. holder according to claim 8, it is characterised in that:Support element positioned at bridge both ends(22)It is arranged in corresponding bridge Pier(7)Inside portion, centrally located support element(22)It is arranged in corresponding bridge pier(7)Both sides.
10. holder according to claim 9, it is characterised in that:The holder(2)It further include connector(26)And diagonal brace (28), the distribution beam group(25)Both ends pass through the connector(26)It is fixed on two adjacent support elements(22)Top, The diagonal brace(28)One end and support element(22)Waist is affixed, the other end and distribution beam group(25)The bottom on side edge is affixed.
11. holder according to claim 10, it is characterised in that:The distribution beam group(25)Including more than two longitudinal stakes Push up distribution beam(251), Bailey beam(252)With laterally small distribution beam(253), the Bailey beam(252)It is fixed on longitudinal stake Push up distribution beam(251)With the small distribution beam of the transverse direction(253)Between, the longitudinal direction stake top distribution beam(251)Middle part pass through institute State connector(26)It is fixed on the support element(22)Top, the longitudinal direction stake top distribution beam(251)Side edge bottom it is logical Cross the diagonal brace(28)One end be fixed on the support element(22)On waist, the Bailey beam(252)It is welded in the longitudinal direction Stake top distribution beam(251)Top, the support bracket(27)It is installed on laterally small distribution beam(253)Top.
12. according to any one of claim 8 to 11 holder, it is characterised in that:The support bracket(27)For full hall foot hand Frame.
13. according to any one of claim 8 to 11 holder, it is characterised in that:The support element(22)Pass through reinforcing bar and steel Plate is fixedly connected on the cushion cap(1)On.
14. according to any one of claim 8 to 11 holder, it is characterised in that:The support element(22)For steel column.
CN201610918643.3A 2016-10-21 2016-10-21 Cross-line continuous beam method for dismounting and dismounting holder Active CN106638336B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610918643.3A CN106638336B (en) 2016-10-21 2016-10-21 Cross-line continuous beam method for dismounting and dismounting holder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610918643.3A CN106638336B (en) 2016-10-21 2016-10-21 Cross-line continuous beam method for dismounting and dismounting holder

Publications (2)

Publication Number Publication Date
CN106638336A CN106638336A (en) 2017-05-10
CN106638336B true CN106638336B (en) 2018-08-10

Family

ID=58855783

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610918643.3A Active CN106638336B (en) 2016-10-21 2016-10-21 Cross-line continuous beam method for dismounting and dismounting holder

Country Status (1)

Country Link
CN (1) CN106638336B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107268463B (en) * 2017-08-18 2018-12-28 中铁二局集团有限公司 A kind of continuous beam method for dismounting
CN107447687A (en) * 2017-09-29 2017-12-08 中国水利水电第八工程局有限公司 Cross-line continuous beam is whole across method for dismounting and dismounting sectional shelf-unit
CN108589564A (en) * 2018-04-17 2018-09-28 成都西南交大研究院有限公司 A kind of bridge static state cutting whole into sections method for dismounting based on non-explosion
CN111535190A (en) * 2020-05-08 2020-08-14 安徽伟宏钢结构集团股份有限公司 Bridge mounting and dismounting construction method with high safety
CN113089510A (en) * 2021-04-14 2021-07-09 四川省交通建设集团股份有限公司 Method for dismantling reinforced concrete continuous box girder overpass bridge
CN113774821A (en) * 2021-08-28 2021-12-10 中交一公局集团有限公司 Bridge disassembling process

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10237823A (en) * 1997-02-27 1998-09-08 Nkk Corp Method for replacing overhead bridge
JP2007321473A (en) * 2006-06-01 2007-12-13 Mitsubishi Heavy Industries Bridge & Steel Structures Engineering Co Ltd Rebuilding method for bridge
CN102995571A (en) * 2012-09-05 2013-03-27 武汉二航路桥特种工程有限责任公司 Method for prepressing single large-tonnage temporary steel pipe support and then resisting beam bottom during dismantling bridge beam body, and device thereof
CN103343512A (en) * 2013-07-03 2013-10-09 上海市机械施工集团有限公司 Method for dismantling large-section concrete box girders and hoisting device
CN103711078A (en) * 2013-12-17 2014-04-09 北京工业大学 Temporary girder-type support for bridge construction and dismantling method thereof
CN104631349A (en) * 2015-02-04 2015-05-20 中铁十八局集团第一工程有限公司 Disassembly and storage method of urban viaduct steel box girder
CN204530494U (en) * 2015-02-11 2015-08-05 中铁三局集团有限公司 High pier binder template is set up and is used support

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10237823A (en) * 1997-02-27 1998-09-08 Nkk Corp Method for replacing overhead bridge
JP2007321473A (en) * 2006-06-01 2007-12-13 Mitsubishi Heavy Industries Bridge & Steel Structures Engineering Co Ltd Rebuilding method for bridge
CN102995571A (en) * 2012-09-05 2013-03-27 武汉二航路桥特种工程有限责任公司 Method for prepressing single large-tonnage temporary steel pipe support and then resisting beam bottom during dismantling bridge beam body, and device thereof
CN103343512A (en) * 2013-07-03 2013-10-09 上海市机械施工集团有限公司 Method for dismantling large-section concrete box girders and hoisting device
CN103711078A (en) * 2013-12-17 2014-04-09 北京工业大学 Temporary girder-type support for bridge construction and dismantling method thereof
CN104631349A (en) * 2015-02-04 2015-05-20 中铁十八局集团第一工程有限公司 Disassembly and storage method of urban viaduct steel box girder
CN204530494U (en) * 2015-02-11 2015-08-05 中铁三局集团有限公司 High pier binder template is set up and is used support

Also Published As

Publication number Publication date
CN106638336A (en) 2017-05-10

Similar Documents

Publication Publication Date Title
CN106638336B (en) Cross-line continuous beam method for dismounting and dismounting holder
CN107268463B (en) A kind of continuous beam method for dismounting
CN104963301B (en) The dilatory translation downward putting device and method removed for pier top beam section and bridge pier
CN107119584B (en) A kind of method for dismounting of concrete rigid frame arch bridge
CN106978784B (en) A kind of Long span highway suspension bridge Demolition Construction method
CN109695206B (en) Method for dismantling superstructure of cable-stayed bridge of water-borne lean cable system
CN109235290A (en) Bridge peace tears construction method open
CN206887794U (en) A kind of supporting apparatus system during the segmentation dismounting for Continuous Bridge
CN104480868A (en) Beam detaching method for road bridge overpassing operation railway
CN105155428B (en) Across railway in operation large-scale prefabricated PC concrete continuous T beam construction method
CN102364012A (en) Method for expanding existing large-span truss
CN105544409B (en) Double guide beam bridge erecting machine sets up combination beam and now spells a section girder steel construction technology
CN206512605U (en) A kind of overall demolition, installation anticollision wall form and its walking track crane move system
CN105908991B (en) A kind of reverse Demolition Construction method of floor suspension type
CN208009277U (en) A kind of short sliding installation system of land-based area large-tonnage steel box beam
CN208346656U (en) A kind of hanging basket for the construction of bridge coping prestress wire two times tensioning
CN102155091B (en) Creeping formwork platform
CN106320192A (en) Beam section replacement reinforcement method for large-span concrete continuous beam bridge
JP6999295B2 (en) How to remove the deck
CN206143650U (en) Cross -line continuous beam is demolishd and is used support
CN206887771U (en) A kind of small across footpath plate-beam construction platform structure
CN102444237A (en) Large-span prestressed concrete double-T plate with removal of four rib angles under plate rib
CN204662929U (en) A kind of cross-line walking fence operation device
CN102493367B (en) Non-blasting construction method for dismantling pier to land bridge
CN108868192A (en) Short distance overcrossing railway both wired transom pier overarm brace Demolition Construction engineering method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant