CN205975365U - Cast -in -situ box girder combined type moving die carrier - Google Patents

Cast -in -situ box girder combined type moving die carrier Download PDF

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Publication number
CN205975365U
CN205975365U CN201620742278.0U CN201620742278U CN205975365U CN 205975365 U CN205975365 U CN 205975365U CN 201620742278 U CN201620742278 U CN 201620742278U CN 205975365 U CN205975365 U CN 205975365U
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jack
platform
traversing
cast
box girder
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CN201620742278.0U
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沈红燕
韩京利
赵丹
裴德社
王文勇
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DEZHOU ROAD ENGINEERING Corp
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DEZHOU ROAD ENGINEERING Corp
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Abstract

The utility model relates to a cast -in -situ box girder combined type moving die carrier mainly includes: bracket support bracket, transversely moving rail, assembly pulley platform, vertical beiLei beam, horizontal beiLei beam, outer mould holder, transversely -moving platform, sideslip jack A, vertical jack, the sideslip jack B of moving, assembly pulley platform and transversely moving rail side set up sideslip jack A, and sideslip jack A one end is fixed at the assembly pulley platform, and the other end is fixed at transversely moving rail, the vertical direction in vertical beiLei beam bottom sets up to indulge moves the jack, indulge and to move jack base and fix on the assembly pulley platform, the other end through connecting piece E fix indulge move the guide rail roof beam on, outer mould holder is bilateral symmetry disconnect -type structure, and both sides die block board passes through the bolt fastening together. The utility model relates to a structure has an easy dismounting, and the efficiency of construction is high, does not need repetition support removal and die carrier structure, and cast -in -situ box girder's continuous construction is realized to moving die carrier and the girder via hole of can automizing, has better economic technology benefit.

Description

Cast-in-situ box girder Combined movable mould bases
Technical field
The utility model is related to a kind of cast-in-situ box girder Combined movable mould bases, belongs to building engineering field, especially relates to And one kind is based on Combined movable mould bases cast-in-situ box girder.
Background technology
Prestressed concrete beam bridge occupies leading position in China's Short/Medium Span Bridge, and its construction method removes conventional expiring Paving Support Method hole-specifically pours, whole opening prefabricated erection is outer, is also hole-specifically poured using mobile formwork in a large number, effectively promotes bridge construction Mechanization process.
Traditional cast-in-situ box girder support mould bases adaptability is strong, low construction efficiency, mould bases and falsework need to repeat to remove. For adapting to the different structural system of prestressed concrete beam and structural feature, the Novel movable mould bases differing from one another emerges in large numbers one after another, Beam-form unified movable mould frame is exactly one kind therein.
Content of the invention
The purpose of this utility model is to support that mould bases adaptability is strong, low construction efficiency, mould for traditional cast-in-situ box girder Frame and falsework need to repeat the shortcomings of remove it is proposed that a kind of cast-in-situ box girder Combined movable mould bases and its construction method, This cast-in-situ box girder Combined movable mould bases includes removable longitudinal direction Bailey beam, detachable template and mould bases unify mobile formwork, The Combined movable mould bases such as vertical shift and cross moving track.
In order to realize above-mentioned technical purpose, the utility model employs technical scheme below:
Cast-in-situ box girder Combined movable mould bases is it is characterised in that described Combined movable mould bases mainly includes:Bracket supports Bracket, cross moving track, pulley group platform, longitudinal Bailey beam, horizontal Bailey beam, outer mould holder, traversing platform, traversing jack A, Vertical shift jack and traversing jack B;On bracket supports bracket, cross moving track is set, limited block A is set outside cross moving track;Sliding Wheel group platform is placed on cross moving track, arranges longitudinal pulley A above pulley group platform;Longitudinal Bailey beam is placed on assembly pulley and puts down On platform, longitudinal Bailey beam arranges traversing platform track;External mold frame bottom arranges traversing platform, and outer mould holder is placed on traversing On platform track;Longitudinal Bailey beam is hinged with horizontal Bailey beam to be fixed together.
Described pulley group platform arranges traversing jack A with cross moving track side, and traversing jack A one end is passed through to connect Part A is fixed on pulley group platform, and the other end is fixed on cross moving track by connector B.
Described bracket supports bracket is fixed on pier stud by built-in fitting and coordinates pier-side bracket pull bar by offside bracket Support bracket is to being pulled together.
Between described pulley group platform and longitudinal Bailey beam, jack is set.
Described longitudinal Bailey beam bottom setting vertical shift guide rail beam.
Described longitudinal Bailey beam bottom longitudinal direction setting vertical shift jack;Vertical shift jack base is fixed on assembly pulley On platform, the other end is fixed on vertical shift guide rail beam by connector E.
Described traversing mesa base arranges traversing jack B, and traversing jack B one end is fixed on horizontal stroke by connector C Move platform, the other end is fixed on traversing platform track by connector D.
Described outer mould holder is the symmetrical separate structure in both sides, and both sides end template is bolted on together.
Described horizontal Bailey beam top setting support helix top, support helix top arranges cushion block.
Based on the construction method of Combined movable mould bases cast-in-situ box girder, comprise the following steps:
Step one, bracket supports bracket are installed:According to design requirement in the pre-buried built-in fitting of pier stud specified location, treat that pier stud is strong After degree reaches design requirement, bracket supports bracket is fixed on pier stud by built-in fitting and coordinates pier-side bracket pull bar further Fixing bracket supports bracket;
Step 2, traversing stage+module:First cross moving track is bolted on bracket supports bracket, then by platform Assembly pulley is placed on cross moving track, traversing jack A is installed in place;
Step 3, Bailey beam are installed:Longitudinal Bailey beam and horizontal Bailey beam assemble on ground in advance, will be indulged by crane It is hung on pulley group platform to Bailey beam, bottom arranges jack and vertical shift jack, treat that both sides longitudinal direction Bailey beam is installed After in place, horizontal Bailey beam lifted and is connected with longitudinal Bailey beam by articulated joint to specified location;
Step 4, fixing of the forming frame:Traversing platform track is welded in longitudinal Bailey beam according to design requirement, by pre-production Good outer mould holder lifts to traversing platform track, controls traversing jack A to control traversing jack B to specified location again By bolt, the outer mould holder of both sides is fixed together traversing for inside for outer mould holder side to specified location, controls jack Make overall structure jacking to specified location and adjust support helix top to make its stress;
Step 5, reinforcing bar cage hoisting and concreting:By the reinforcing bar cage hoisting of the shaping of colligation in advance to template, treat interior Mould all installs after-pouring concrete maintenance;
Step 6, form removal:Reach after design requirement after maintenance, controlling jack to shrink makes its overall structure decline, in weight Make its automatic demoulding in the presence of power, then remove all connecting bolts between mould holder outside both sides, then control traversing jack B Make outer mould holder movement to specified location.
Step 7, via and next section of box girder construction:Remove articulated joint and coordinate haulage cable so that it is indulged with side Separate to Bailey beam, draw to opposite side longitudinal direction Bailey beam and fix temporarily, control traversing jack A to make pulley group platform traversing To specified location, then control vertical shift jack to make longitudinal Bailey beam vertical shift realize via, after via to specified location, carry out next Section box girder construction.
The utility model has the characteristics that and beneficial effect:
(1)Template and support are unified, and both sides mould bases can separate when removing, the smooth via of achievable mould bases.
(2)Shellfish thunder girder is placed on vertical shift platform, can achieve shellfish thunder girder vertical shift it is not necessary to right by controlling jack Shellfish thunder girder carries out repeating to remove.
(3)Laterally Bailey beam, together with longitudinal shellfish thunder main beam pivot, removes a part of articulated joint before via, coordinates steel Cord is drawn horizontal Bailey beam to longitudinal Bailey beam and is fixed temporarily, does not affect via construction.
Brief description
Fig. 1 is the profile based on Combined movable mould bases construction of cast-in-situ box-beam state;
Fig. 2 is the profile based on Combined movable mould bases cast-in-situ box girder form removal state;
Fig. 3 is transverse cross-sectional view at the horizontal Bailey beam in middle part;
Fig. 4 is 2-2 sectional view;
Fig. 5 is 1-1 sectional view;
Fig. 6 is state diagram when horizontal Bailey beam is removed;
Fig. 7 is state diagram when longitudinal Bailey beam is traversing;
In figure:1. bracket supports bracket, 2. built-in fitting, 3. pier-side bracket pull bar, 4. cross moving track, 5. limited block A is 6. sliding Wheel group platform, 7. traversing jack A, 8. connector A, 9. connector B, 10. pulley A, 11. longitudinal direction Bailey beam, 12. vertical shifts are very heavy Top base, 13. jack, 14. horizontal Bailey beams, 15. outer mould holders, 16. traversing platforms, 17. pulley A, 18. traversing platform rails Road, 19. traversing jack B, 20. connector C, 21. connector D, 22. backrests, 23. outboard templates, 24. end templates, 25. spiral shells Bolt, 26. baffle plate moulds, 27. guardrails, 28. support helix tops, 29. cushion blocks, 30. articulated joints, 31. internal models, 32. hydraulic pressure supports, 33. limited block B, 34. vertical shift guide rail beams, 35. vertical shift jack, 36. connector E, 37. pier studs, 38. box beams, 39. traction steel wires Rope.
Specific embodiment
Below in conjunction with the accompanying drawings and by embodiment the utility model is described in further detail, following examples are to this The explanation of utility model is not limited to following examples.
Fig. 1 is the profile based on Combined movable mould bases construction of cast-in-situ box-beam state.Combined movable as shown in Figure 1 Mould bases, main inclusion:Bracket supports bracket 1, cross moving track 4, pulley group platform 6, longitudinal Bailey beam 11, horizontal Bailey beam 14, Outer mould holder 15, traversing platform 16, traversing jack A7, vertical shift jack 35, traversing jack B19, baffle plate mould 26 and guardrail 27.
Cross moving track 4, cross moving track 4 outside setting limited block A5 are arranged on bracket supports bracket 1;Pulley group platform 6 is put Put on cross moving track 4, pulley group platform 6 arranges longitudinal pulley A10 above;Longitudinal Bailey beam 11 is placed on pulley group platform 6 On, longitudinal Bailey beam 11 arranges traversing platform track 18;Outer mould holder 15 bottom arranges traversing platform 16, and outer mould holder 15 is put Put on traversing platform track 18;Longitudinal Bailey beam 11 is hinged with horizontal Bailey beam 14 to be fixed together.Pulley group platform 6 Traversing jack A7 is set with cross moving track 4 side, traversing jack A7 one end is fixed on pulley group platform by connector A8 6, the other end is fixed on cross moving track 4 by connector B9.
Bracket supports bracket 1 is fixed on pier stud 37 by built-in fitting 2 and coordinates pier-side bracket pull bar 3 to prop up offside bracket Bracketing frame 1 is to being pulled together.Between pulley group platform 6 and longitudinal Bailey beam 11, jack 13 is set.Longitudinal Bailey beam 11 bottom Setting vertical shift guide rail beam 34.
Traversing platform 16 bottom arranges traversing jack B19, and traversing jack B19 one end is fixed on by connector C20 Traversing platform 16, the other end is fixed on traversing platform track 18 by connector D21.
Outer mould holder 15 is the symmetrical separate structure in both sides, and both sides end template 24 is fixed together by bolt 25.
Fig. 2 is the profile based on Combined movable mould bases cast-in-situ box girder form removal state, and controlling jack 13 to shrink makes it Overall structure declines, and makes its automatic demoulding under gravity, then removes all connection spiral shells between mould holder 15 outside both sides Bolt 25, then control traversing jack B19 to make outer mould holder 15 mobile to specified location.
Fig. 3 is transverse cross-sectional view at the horizontal Bailey beam in middle part, and horizontal Bailey beam 14 top arranges support helix top 28, supports Cushion block 29 is arranged on spiral top 28.
Fig. 4 is the 2-2 sectional view of Fig. 2, longitudinal Bailey beam 11 bottom longitudinal direction setting vertical shift jack 35;Vertical shift is very heavy Push up 35 bases to be fixed on pulley group platform 6, the other end is fixed on vertical shift guide rail beam 34 by connector E36.
Fig. 5 is the 1-1 sectional view of Fig. 1, and horizontal Bailey beam 14 is connected to one with longitudinal Bailey beam 11 by articulated joint 30 Rise.
The above-mentioned main construction course based on Combined movable mould bases cast-in-situ box girder is as follows:
Step one, bracket supports bracket are installed:According to design requirement in the pre-buried built-in fitting 2 of pier stud 37 specified location, treat pier After post intensity reaches design requirement, bracket supports bracket 1 is fixed on pier stud 37 by built-in fitting 2 and coordinates pier-side bracket to draw Bracket supports bracket 1 fixed further by bar;
Step 2, traversing stage+module:First cross moving track 4 is bolted on bracket supports bracket 1, then will put down Platform assembly pulley 6 is placed on cross moving track 4, traversing jack A7 is installed in place;
Step 3, Bailey beam are installed:Longitudinal Bailey beam 11 and horizontal Bailey beam 14 assemble on ground, in advance by crane Longitudinal Bailey beam 11 is hung on pulley group platform 6, bottom arranges jack 13 and vertical shift jack 35, treats both sides longitudinally Bailey beam 11 install in place after, horizontal Bailey beam 14 is lifted and passes through articulated joint 30 with longitudinal Bailey beam 11 even to specified location Connect;
Step 4, fixing of the forming frame:Traversing platform track 18 is welded in longitudinal Bailey beam 11 according to design requirement, will in advance The outer mould holder 15 made lifts to traversing platform track 18, controls traversing jack A7 to control horizontal stroke to specified location again Move jack B19 by outer mould holder 15 to inner side traversing to specified location, by bolt 25, the outer mould holder 15 of both sides is fixing Together, jack 13 is controlled to make overall structure jacking to specified location and adjust support helix top 28 to make its stress;
Step 5, reinforcing bar cage hoisting and concreting:By the reinforcing bar cage hoisting of the shaping of colligation in advance to template, treat interior Mould 31 all installs after-pouring concrete maintenance;
Step 6, form removal:Reach after design requirement after maintenance, controlling jack 13 to shrink makes its overall structure decline, Make its automatic demoulding in the presence of gravity, then remove all connecting bolts 25 between mould holder 15 outside both sides, then control traversing Jack B19 makes outer mould holder 15 mobile to specified location;
Step 7, via and next section of box girder construction:Remove articulated joint 30 and coordinate haulage cable 39 to make itself and one Side longitudinal direction Bailey beam 11 separates, and draws to opposite side longitudinal direction Bailey beam 11 and fixes temporarily, controls traversing jack A7 to make pulley Group platform 6 is traversing then to control vertical shift jack 35 to make the vertical shift of longitudinal Bailey beam 11 realize via to specified location, and via is to specifying Carry out next section of box girder construction behind position.

Claims (9)

1. cast-in-situ box girder Combined movable mould bases is it is characterised in that described Combined movable mould bases mainly includes:Bracket supports support Frame(1), cross moving track(4), pulley group platform(6), longitudinal Bailey beam(11), horizontal Bailey beam(14), outer mould holder(15), horizontal Move platform(16), traversing jack A(7), vertical shift jack(35)With traversing jack B(19);Bracket supports bracket(1)On set Put cross moving track(4), cross moving track(4)Outside setting limited block A(5);Pulley group platform(6)It is placed on cross moving track(4)On, Pulley group platform(6)Longitudinal pulley A is set above(10);Longitudinal Bailey beam(11)It is placed on pulley group platform(6)On, longitudinal shellfish Lei Liang(11)The traversing platform track of upper setting(18);Outer mould holder(15)Bottom arranges traversing platform(16), outer mould holder(15) It is placed on traversing platform track(18)On;Longitudinal Bailey beam(11)With horizontal Bailey beam(14)Hinged it is fixed together.
2. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described pulley group platform (6)With cross moving track(4)Side arranges traversing jack A(7), traversing jack A(7)Connector A is passed through in one end(8)It is fixed on Pulley group platform(6), the other end is by connector B(9)It is fixed on cross moving track(4).
3. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described bracket supports bracket (1)By built-in fitting(2)It is fixed on pier stud(37)Go up and coordinate pier-side bracket pull bar(3)By offside bracket supports bracket(1)Right It is pulled together.
4. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described pulley group platform (6)With longitudinal Bailey beam(11)Between arrange jack(13).
5. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described longitudinal Bailey beam (11)Bottom arranges vertical shift guide rail beam(34).
6. cast-in-situ box girder Combined movable mould bases according to claim 4 is it is characterised in that described longitudinal Bailey beam (11)Bottom longitudinal direction setting vertical shift jack(35);Vertical shift jack(35)Base is fixed on pulley group platform(6)On, separately Connector E is passed through in one end(36)It is fixed on vertical shift guide rail beam(34)On.
7. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described traversing platform(16) Bottom arranges traversing jack B(19), traversing jack B(19)Connector C is passed through in one end(20)It is fixed on traversing platform(16), The other end passes through connector D(21)It is fixed on traversing platform track(18)On.
8. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described outer mould holder(15) For the symmetrical separate structure in both sides, both sides end template(24)By bolt(25)It is fixed together.
9. cast-in-situ box girder Combined movable mould bases according to claim 1 is it is characterised in that described horizontal Bailey beam (14)Top arranges support helix top(28), support helix top(28)Upper setting cushion block(29).
CN201620742278.0U 2016-07-14 2016-07-14 Cast -in -situ box girder combined type moving die carrier Active CN205975365U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106120563A (en) * 2016-07-14 2016-11-16 德州市公路工程总公司 Cast-in-situ box girder Combined movable mould bases and construction method thereof
CN108330834A (en) * 2018-01-19 2018-07-27 中铁十九局集团第二工程有限公司 The method of the cast-in-place simple supported box beam sectional shelf-unit integral translation of elevated station
CN109653076A (en) * 2018-12-24 2019-04-19 四川港航建设工程有限公司 Combined type flood control is passed the flood period lock head shellfish Lei Gangqiao and construction method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106120563A (en) * 2016-07-14 2016-11-16 德州市公路工程总公司 Cast-in-situ box girder Combined movable mould bases and construction method thereof
CN106120563B (en) * 2016-07-14 2017-09-08 德州市公路工程总公司 Construction method based on Combined movable mould bases cast-in-situ box girder
CN108330834A (en) * 2018-01-19 2018-07-27 中铁十九局集团第二工程有限公司 The method of the cast-in-place simple supported box beam sectional shelf-unit integral translation of elevated station
CN109653076A (en) * 2018-12-24 2019-04-19 四川港航建设工程有限公司 Combined type flood control is passed the flood period lock head shellfish Lei Gangqiao and construction method

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