CN102797224A - Paving method and template supporting device of bridge deck slab - Google Patents
Paving method and template supporting device of bridge deck slab Download PDFInfo
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- CN102797224A CN102797224A CN2012103006570A CN201210300657A CN102797224A CN 102797224 A CN102797224 A CN 102797224A CN 2012103006570 A CN2012103006570 A CN 2012103006570A CN 201210300657 A CN201210300657 A CN 201210300657A CN 102797224 A CN102797224 A CN 102797224A
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Abstract
The invention discloses a paving method and a template supporting device of a bridge deck slab. The template supporting device comprises a main beam, a first U-shaped steel bar, a steel support, an anchoring steel bar, a support cantilever and a shaping steel die, wherein the main beam is fixedly arranged on a bridge pier; the first U-shaped steel bar is fixedly arranged on a top chord tube of the main beam; the steel support is fixedly connected with the first U-shaped steel bar; a bottom sketch bridge deck slab template is paved on the steel support; steel bars are bound on the bottom sketch bridge deck slab template, and concrete is poured on the bottom sketch bridge deck slab template, so that a bottom sketch bridge deck slab is formed; the anchoring steel bar is pre-embedded in the bottom sketch bridge deck slab and located on two sides of the bottom sketch bridge deck slab; one end of the support cantilever is fixedly connected with the anchoring steel bar, and the other end of the support cantilever is suspended; the shaping steel die is movably connected with the support cantilever; and the steel bars are bound on the shaping steel die, and concrete is poured on the shaping steel die, so that a flange bridge deck slab is formed. According to the technical scheme provided by the invention, the bridge deck slab can be smoothly paved under various complex landform conditions, the dependency of bridge erection to the landform conditions is reduced, and the construction safety is improved.
Description
Technical field
The present invention relates to field of bridge construction, relate in particular to a kind of laying method and mould plate supporting device thereof of bridge deck.
Background technology
In bridge construction process, after girder installs, need around girder, build the bigger working platform of area, thereby make each staff on working platform, to carry out follow-up bridge deck constructing operation usually bridge.In work progress; Unaffected in order to ensure girder carrying dynamics; Thereby can not carry out welding operation again on the steel pipe of girder below, so the lower end of each support column of working platform all is to be directly fixed on the ground of whole bridge below, the upper end is in order to support whole working platform.
The job practices of the existing this platform of building on the ground is applicable to that the construction area hypsography is not too big, that is to say the situation that bridge height is on the low side, and bridge height is lower than 100 meters usually.When the construction area hypsography bigger, when bridge height surpasses 100 meters, directly on the ground the building platform not only cost is corresponding has improved a lot, and the danger coefficient of on working platform, constructing also is multiplied; Therefore when the height of bridge surpasses 100 meters, should not adopt the direct mode of building platform on the ground that bridge is carried out follow-up bridge deck constructing operation.So, make when bridge height surpasses 100 meters the problem to the constructing operation of bridge deck to solve.Therefore be necessary to provide a kind of laying method of improved bridge deck and mould plate supporting device to overcome above-mentioned defective.
Summary of the invention
The laying method and the mould plate supporting device thereof that the purpose of this invention is to provide a kind of bridge deck; Technical scheme of the present invention can successfully be laid bridge deck under the topographic features of various complicacies; Reduce the dependence that builds a bridge to orographic condition, improved working security.
For realizing above-mentioned purpose, the present invention provides a kind of mould plate supporting device of bridge deck, and said mould plate supporting device comprises girder, the first U-shaped reinforcing bar, steel bracket, anchor bar, support cantilever and typing punching block; Said girder is fixedly installed on the bridge pier, and to carry bridge deck, the said first U-shaped reinforcing bar is fixedly installed on the pipe that winds up of said girder; And said steel bracket is fixedly connected with the said first U-shaped reinforcing bar; The said first U-shaped reinforcing bar is with the said steel bracket of support bearing, and middle width of cloth bridge deck template is layed on the said steel bracket, width of cloth bridge deck during assembling reinforcement and placing of concrete form on middle width of cloth bridge deck template; Said anchor bar is pre-buried in middle width of cloth bridge deck; And said anchor bar is arranged in the both sides of width of cloth bridge deck, and an end of said support cantilever is fixedly connected with said anchor bar, the unsettled setting of the other end; Said typing punching block movably is connected with said support cantilever, and assembling reinforcement and placing of concrete form edge of a wing bridge deck on the typing punching block.
Preferably; The said first U-shaped reinforcing bar back-off is on the pipe that winds up of said girder; And two ends of the said first U-shaped reinforcing bar pass said steel bracket, and install nut at two ends of the said first U-shaped reinforcing bar, so that the said first U-shaped reinforcing bar is fixedly connected with said steel bracket.
Preferably; The both sides of the contiguous said edge of a wing of width of cloth bridge deck bridge deck are placed with some cushion blocks respectively in said; Said cushion block contacts with the support cantilever, and with the strong point as the support cantilever, and said support cantilever comprises four channel-section steels; The integrally welded formation crossbeam of per two channel-section steels, two said crossbeams suspend an end of typing punching block respectively in midair.
Preferably, be installed with the second U-shaped reinforcing bar on the said crossbeam, said typing punching block partly penetrates the said second U-shaped reinforcing bar, and is connected with the said second U-shaped reinforcing bar movably
Preferably, said typing punching block penetrates on the part of the said second U-shaped reinforcing bar bolt also is installed, and the two ends of said bolt all stretch out in the said second U-shaped reinforcing bar, and said bolt can slide along the said second U-shaped reinforcing bar.
Preferably, the mould plate supporting device of said bridge deck also comprises the adjustment plate, and said adjustment plate is installed between the adjacent two typing punching blocks.
Correspondingly, the present invention also provides a kind of laying method of bridge deck, and said method comprises the steps: the spelling girder, on the pipe that winds up of girder, steel bracket is installed; On steel bracket, lay the lumps of wood at interval, and width of cloth bridge deck template on the said lumps of wood, laying; Assembling reinforcement on the width of cloth deck form in said; Width of cloth bridge deck template placing of concrete in said, width of cloth bridge deck in the formation; The both sides mounting bracket cantilever of width of cloth bridge plate in said; At an end of said support cantilever the typing punching block is installed; Assembling reinforcement on said typing punching block to said typing punching block placing of concrete, forms edge of a wing bridge deck.
Preferably, said step also comprised step before on the pipe that winds up of girder steel bracket being installed: on the pipe that winds up at girder the first U-shaped reinforcing bar is installed, said steel bracket is fixedly connected with the said first U-shaped reinforcing bar.
Preferably, specifically also comprise step to said bridge deck template placing of concrete step: pre-buried anchor bar is in the concrete of middle width of cloth bridge deck both sides.
Preferably; Be installed with the second U-shaped reinforcing bar on the said support cantilever; Said typing punching block partly penetrates the said second U-shaped reinforcing bar, and is connected with the said second U-shaped reinforcing bar movably, and said typing punching block penetrates on the part of the said second U-shaped reinforcing bar bolt also is installed; Said bolt can slide along the said second U-shaped reinforcing bar, regulates the height of said typing punching block.
Beneficial effect of the present invention:The laying method of bridge deck of the present invention and mould plate supporting device are owing to be on the pipe that winds up of girder, steel bracket to be installed; Make and directly provide support a little as said steel bracket by the said pipe that winds up; Thereby the whole operation platform is directly built on said girder; Need not build through ground; Make that the height of cost that operating platform is built and safety factor and bridge is irrelevant, make the laying of bridge deck under the topographic features of various complicacies, to carry out, reduced the dependence that builds a bridge to orographic condition; Simultaneously; In the technical scheme of the present invention, said in width of cloth bridge deck and edge of a wing bridge deck be that priority is separated and laid, make that the construction of frange plate is to utilize middle width of cloth bridge deck after forming as anchoring and stressed basis; It is solid that thereby whole frange plate support body is fastened; Method is simple, and cost is low, and security risk is little.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings:
The overall structure sketch map that Fig. 1 cooperates with girder for bridge deck of the present invention.
Fig. 2 is the structural representation of width of cloth bridge deck template during mould plate supporting device shown in Figure 1 supports.
Fig. 3 supports the structural representation of the typing punching block of edge of a wing bridge deck for the mould plate supporting device of bridge deck of the present invention.
Fig. 4 is the flow chart of the laying method of bridge deck of the present invention.
The specific embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Please refer to Fig. 1-Fig. 3, the mould plate supporting device of bridge deck of the present invention comprises girder 100, the first U-shaped reinforcing bar 210, steel bracket 220, anchor bar 310, support cantilever 320 and typing punching block 330.Said girder 100 is fixedly installed on the bridge pier, and to carry whole bridge deck, wherein, the concrete structure of said girder 100 and the effect in whole bridge thereof all are well known to those skilled in the art, and are not described in detail at this.
The said first U-shaped reinforcing bar 210 is fixedly installed on the pipe 110 that winds up of said girder 100; And the said first U-shaped reinforcing bar, 210 back-offs are in pipe 110 (see figure 2)s of winding up of said girder 100, and two ends of the wherein said first U-shaped reinforcing bar 210 stretch out in the pipe 110 that winds up of said girder 100 downwards.Said steel bracket 220 is fixedly connected with the said first U-shaped reinforcing bar 210, and the said first U-shaped reinforcing bar 210 is in order to the said steel bracket 220 of support bearing; Wherein, Two ends of the said first U-shaped reinforcing bar 210 pass said steel bracket 220; And install nut at two ends of the said first U-shaped reinforcing bar 210 so that the said first U-shaped reinforcing bar 210 is fixedly connected with said steel bracket 220, thus when whole bridge deck lay accomplish after; Can said steel bracket 220 be disassembled on the said first U-shaped reinforcing bar 210 through dismantling said nut, to carry out the construction at other position; On said steel bracket 220, lay the lumps of wood 201 at interval; And the formation working platform; Thereby the said first U-shaped reinforcing bar 210 provides support effect for said steel bracket 210 with working platform; Thereby make and need on said girder 100, not support said working platform through the welding support column; Can directly manage the 110 and first U-shaped reinforcing bar 210 and the said working platform of support fixation, reduce of the requirement of building platform greatly, also promptly make the construction of whole bridge reduce dependence landform to the construction landform through winding up of said girder 100; Wherein, the said lumps of wood 201 is laid according to the vertical and lateral separation of said steel bracket 220 respectively, sees Fig. 1, and the said lumps of wood 201 is layered distribution at said steel bracket 220, thereby under the situation of assurance to the carrying dynamics of working platform, reduces the usage quantity of the lumps of wood; Middle width of cloth bridge deck template is layed on the lumps of wood 201 of said steel bracket 220; Width of cloth bridge deck 101 during assembling reinforcement and placing of concrete form on middle width of cloth bridge deck template; Thereby pipe 110 and the first U-shaped reinforcing bar 210 that winds up of said girder 100 support said in width of cloth bridge deck template with width of cloth bridge deck 101 in forming, also be the bracing or strutting arrangement that said girder 100, the first U-shaped reinforcing bar 210 and steel bracket 220 constitute the said middle width of cloth bridge machine template die plate of support together.
In the process that width of cloth bridge deck 101 form in said, the pre-buried said anchor bar 310 in the both sides of middle width of cloth bridge deck 101, and an end of said anchor bar 310 upwards stretches out middle width of cloth bridge deck 101 (see figure 3)s.One end of said support cantilever 320 is fixedly connected with said anchor bar 310, the unsettled setting of the other end, thus width of cloth bridge deck 101 can be used as the strong point of support cantilever 320 with said anchor bar 310 in established, and support said support cantilever 320; Wherein, said support cantilever 320 comprises four channel-section steels, the integrally welded formation crossbeam of per two channel-section steels, and two said crossbeams suspend an end of typing punching block 330 respectively in midair; That is to say; One end of said crossbeam is fixedly connected with said anchor bar 310, and the other end is unsettled, and two channel-section steels are welded into and form a crossbeam; And the two ends of each said typing punching block 330 all are connected with said crossbeam, have strengthened the carrying dynamics of crossbeam to typing punching block 330; Assembling reinforcement and placing of concrete form edge of a wing bridge deck 102 on typing punching block 330; Particularly; Said crossbeam is installed with the second U-shaped reinforcing bar 301 away from an end of width of cloth bridge deck 101 in said, and the openend of the said second U-shaped reinforcing bar 301 (upper end) is fixedly connected with said crossbeam, and said typing punching block 330 parts penetrate the lower end of the said second U-shaped reinforcing bar 301; Wherein, Penetrate at said typing punching block 330 bolt (figure does not show) also is installed on the part of the said second U-shaped reinforcing bar 301, the two ends of said bolt all stretch out in the said second U-shaped reinforcing bar 301, and said bolt can slide up and down along the said second U-shaped reinforcing bar 301; And the height and position of adjusting typing punching block 330; So that edge of a wing bridge deck 102 are harmonious with established middle width of cloth bridge deck 101, after the height and position of said typing punching block 330 regulates, install nut respectively at the two ends of said bolt; Thereby said typing punching block 330 is fixed on the said second U-shaped reinforcing bar 301, that is to say and be fixed on the said crossbeam; As preferred implementation of the present invention, the said second U-shaped reinforcing bar 301 is set to two, to strengthen the carrying dynamics to said typing punching block 330; Be installed with pull bar 302 on the said in addition typing punching block 330; One end of said pull bar 302 passes said crossbeam, and is installed on movably on the said crossbeam, thereby also can be through moving up and down said pull bar 302; And the height and position of adjusting typing punching block 330; So that edge of a wing bridge deck 102 are harmonious with established middle width of cloth bridge deck 101, in preferred implementation of the present invention, said pull bar 302 is set to two; And the said relatively second U-shaped reinforcing bar 301 of said pull bar 302 more is adjacent to said middle width of cloth bridge deck 101, to strengthen the support bearing dynamics to said typing punching block 330.As stated; In the present invention, the said second U-shaped reinforcing bar 301 also carries said typing punching block 330 simultaneously together with the height and position of the said typing punching block 330 of said pull bar 302 fit adjustment; Strengthened carrying dynamics, guaranteed construction quality said typing punching block 330.In preferred implementation of the present invention; Be the said support cantilever 320 of support bearing better, the both sides of width of cloth bridge deck 101 contiguous said edge of a wing bridge deck 102 are placed with a plurality of cushion blocks 303 respectively in said, and the upper end after said cushion block 303 piles up contacts with said support cantilever 320; To support said support cantilever 320 (see figure 3)s; Particularly, said cushion block 303 can adopt the lumps of wood, but is not limited to the lumps of wood; So; In the present invention; Utilize established in said anchor bar 310 and cushion block 303 on the width of cloth bridge deck 101 as the strong point of support cantilever 320, that is to say the strong point of the typing punching block 330 of frange plate, thereby but directly utilize the constructing operation of bridge itself with regard to the braced wing listrium; Do not need to provide support device in addition, reduced the cost of construction.
In the preferred implementation of the mould plate supporting device of bridge deck of the present invention, when the bridge floor of laying is curve, also be provided with adjustment plate (figure does not show); Said adjustment plate is installed between the adjacent typing punching block 330 (being positioned at the typing punching block 33 of support cantilever 310 same ends); Regulate the gap between the adjacent two said typing punching blocks 330 through the length that said adjustment plate is set, thereby make gap between the adjacent two said typing punching blocks 330 corresponding to the gap between the width of cloth bridge deck in established adjacent two.
Please refer to Fig. 4, Fig. 4 is the flow chart of the laying method of bridge deck of the present invention.As shown in the figure, the laying method of bridge deck of the present invention specifically comprises the steps:
Step S101: the spelling girder, on the pipe that winds up of girder, steel bracket is installed.In this step, the two ends of girder are carried respectively and are fixed on the bridge pier, and an end is fixedly connected with another girder that has set up, accomplish the spelling of one or more girders according to this; Steel bracket is installed on the pipe that winds up, thereby the said pipe that winds up of two of girder both sides is respectively as the strong point of said steel bracket.Wherein, on the pipe that winds up of said girder, the first U-shaped reinforcing bar is installed, said steel bracket is fixedly connected with the said first U-shaped reinforcing bar; Particularly; The said first U-shaped reinforcing bar back-off is on the said pipe that winds up; And two ends of the said first U-shaped reinforcing bar pass and stretch out in said steel bracket; At two ends of the said first U-shaped reinforcing bar nut of screwing on, and said steel bracket is fixedly installed on the pipe that winds up of said girder, thereby makes said steel bracket need can firmly not be installed on the said girder through other any ground supports device; Reduced the restriction that orographic condition and bridge height are installed steel bracket, improved the accommodation of bridge erection landform.
Step S102: on steel bracket, lay the lumps of wood at interval, and width of cloth bridge deck template on the said lumps of wood, laying.In this step, the said lumps of wood respectively according to said steel bracket vertically and horizontal direction lay at interval, and make said Fang Sen on said steel bracket, be stratiform to issue; And the formation operating platform; Thereby constructing operation person can carry out other follow-up constructing operation on said operating platform, simultaneously; Under the situation of assurance, can reduce the usage quantity of the lumps of wood to the carrying dynamics of working platform; And the said lumps of wood supports said bridge deck template in order to carry, to guarantee the formation through bridge deck.
Step S103: assembling reinforcement on the width of cloth deck form in said; Through assembling reinforcement, can add intensity and load capacity after persistent erection width of cloth bridge deck form; The wherein concrete quantity and the performance requirement of assembling reinforcement are decided according to the designing requirement of the bridge of reality.
Step S104: width of cloth bridge deck template placing of concrete in said, width of cloth bridge deck in the formation; In this step; Use delivery pump pumping self-compacting concrete to said middle width of cloth bridge deck template; With to width of cloth bridge deck template pouring self-compacting concrete in said, the reinforcing bar of colligation combines to solidify and width of cloth bridge deck in forming among self-compacting concrete and the said step S103; In this step, employing delivery pump pumping self-compacting concrete has improved the transporting velocity of self-compacting concrete, has also promptly improved the laying progress of whole bridge deck; Wherein, in the pouring process of self-compacting concrete, the pre-buried anchor bar in both sides of while width of cloth bridge deck in said; In subsequent step in the work progress of frange plate; Said anchor bar can be used as the anchor point of frange plate, with the supporting bracket cantilever, guarantees that the construction of frange plate can be carried out smoothly.
Step S105: the both sides mounting bracket cantilever of width of cloth bridge plate in said; In this step; One end of said support cantilever is anchored on the said anchor bar; The unsettled setting of its other end; And the both sides of the contiguous said edge of a wing of width of cloth bridge deck bridge deck are placed with a plurality of cushion blocks respectively in said, and the upper end after said cushion block piles up contacts with said support cantilever, to support said support cantilever; Thereby the said anchor bar in established on the width of cloth bridge deck can cooperate the strong point as the support cantilever with said cushion block; But directly utilize the just constructing operation of braced wing listrium of bridge itself; Do not need to provide support device in addition, reduced the cost of construction.Wherein, said support cantilever comprises four channel-section steels, the integrally welded formation crossbeam of per two channel-section steels, and two said crossbeams suspend an end of typing punching block respectively in midair; That is to say that an end of said crossbeam is fixedly connected with said anchor bar, the other end is unsettled, and two channel-section steels are welded into and form a crossbeam, have strengthened the carrying dynamics to the fixed pattern punching block of crossbeam beam.
Step S106: the typing punching block is installed on said support cantilever; In this step, the below of said support cantilever is equipped with frange plate typing punching block, and particularly: said crossbeam is installed with the second U-shaped reinforcing bar away from an end of width of cloth bridge deck in said; And the openend of the said second U-shaped reinforcing bar (upper end) is fixedly connected with said crossbeam; Said typing punching block partly penetrates the lower end of the said second U-shaped reinforcing bar, wherein, penetrates at said typing punching block on the part of the said second U-shaped reinforcing bar bolt also is installed; The two ends of said bolt all stretch out in said two U-shaped reinforcing bars; And said bolt can slide up and down along the said second U-shaped reinforcing bar, and regulates the height and position of typing punching block, so that edge of a wing bridge deck and established middle width of cloth bridge deck are harmonious; After the height and position of said typing punching block regulates; Nut is installed at two ends at said bolt respectively, thereby said typing punching block is fixed on the said second U-shaped reinforcing bar, that is to say and is fixed on the said crossbeam; As preferred implementation of the present invention, the said second U-shaped reinforcing bar is set to two, to strengthen the carrying dynamics to said typing punching block; Be installed with pull bar on the said in addition typing punching block; One end of said pull bar passes said crossbeam, and is installed on movably on the said crossbeam, that is to say and can regulate the distance of the said relatively support cantilever of said typing punching block through moving up and down said pull bar; Also promptly regulate the height of said typing punching block; Make it with said in the height and position of width of cloth bridge deck consistent, and said pull bar is set to two, the said relatively second U-shaped reinforcing bar of wherein said pull bar more is adjacent to said middle width of cloth bridge deck; Thereby said pull bar and the carrying dynamics of having strengthened cooperating of the second U-shaped reinforcing bar said typing punching block have guaranteed carrying out smoothly of construction; In addition; When the bridge floor of laying is curve; The adjustment plate is installed between adjacent typing punching block (being positioned at the typing punching block of the same end of support cantilever); Regulate the gap between the adjacent two said typing punching blocks through the length that said adjustment plate is set, thereby make gap between the adjacent two said typing punching blocks corresponding to the gap between the width of cloth bridge deck in established adjacent two; The position adjustments of said typing punching block is good, through pull bar and bolt said typing punching block is fixed on the support cantilever.
Step S107: assembling reinforcement on said typing punching block to said typing punching block placing of concrete, forms edge of a wing bridge deck.Through assembling reinforcement, strengthening intensity and the load capacity after edge of a wing bridge deck form, and use delivery pump pumping self-compacting concrete to said typing punching block, with said typing punching block on reinforcing bar combines to solidify formation edge of a wing bridge deck.
The laying method of the bridge deck of the invention described above and mould plate supporting device are mainly used in bridge erection in the bigger place of hypsography; And the construction occasion that the bridge terrain clearance is relatively large, the laying method of certain bridge deck of the present invention and mould plate supporting device are applicable to the bridge erection in other less place of hypsography too.
Disclosed arbitrary characteristic in this manual (comprising any accessory claim, summary and accompanying drawing) is only if special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, only if special narration, each characteristic is an example in a series of equivalences or the similar characteristics.
Claims (10)
1. the mould plate supporting device of bridge deck is characterized in that, comprises girder, the first U-shaped reinforcing bar, steel bracket, anchor bar, support cantilever and typing punching block; Said girder is fixedly installed on the bridge pier, and to carry bridge deck, the said first U-shaped reinforcing bar is fixedly installed on the pipe that winds up of said girder; And said steel bracket is fixedly connected with the said first U-shaped reinforcing bar; The said first U-shaped reinforcing bar is with the said steel bracket of support bearing, and middle width of cloth bridge deck template is layed on the said steel bracket, width of cloth bridge deck during assembling reinforcement and placing of concrete form on middle width of cloth bridge deck template; Said anchor bar is pre-buried in middle width of cloth bridge deck; And said anchor bar is arranged in the both sides of width of cloth bridge deck, and an end of said support cantilever is fixedly connected with said anchor bar, the unsettled setting of the other end; Said typing punching block movably is connected with said support cantilever, and assembling reinforcement and placing of concrete form edge of a wing bridge deck on the typing punching block.
2. the mould plate supporting device of bridge deck as claimed in claim 1; It is characterized in that; The said first U-shaped reinforcing bar back-off is on the pipe that winds up of said girder; And two ends of the said first U-shaped reinforcing bar pass said steel bracket, and install nut at two ends of the said first U-shaped reinforcing bar, so that the said first U-shaped reinforcing bar is fixedly connected with said steel bracket.
3. the mould plate supporting device of bridge deck as claimed in claim 1; It is characterized in that the both sides of the contiguous said edge of a wing of said middle width of cloth bridge deck bridge deck are placed with some cushion blocks respectively, said cushion block contacts with the support cantilever; With the strong point as the support cantilever; And said support cantilever comprises four channel-section steels, the integrally welded formation crossbeam of per two channel-section steels, and two said crossbeams suspend an end of typing punching block respectively in midair.
4. the mould plate supporting device of bridge deck as claimed in claim 3 is characterized in that, is installed with the second U-shaped reinforcing bar on the said crossbeam, and said typing punching block partly penetrates the said second U-shaped reinforcing bar, and is connected with the said second U-shaped reinforcing bar movably.
5. the mould plate supporting device of bridge deck as claimed in claim 4; It is characterized in that; Said typing punching block penetrates on the part of the said second U-shaped reinforcing bar bolt also is installed, and the two ends of said bolt all stretch out in the said second U-shaped reinforcing bar, and said bolt can slide along the said second U-shaped reinforcing bar.
6. the mould plate supporting device of bridge deck as claimed in claim 1 is characterized in that, also comprises the adjustment plate, and said adjustment plate is installed between the adjacent two typing punching blocks.
7. the laying method of bridge deck is characterized in that, comprises the steps:
The spelling girder is installed steel bracket on the pipe that winds up of girder;
On steel bracket, lay the lumps of wood at interval, and width of cloth bridge deck template on the said lumps of wood, laying;
Assembling reinforcement on the width of cloth deck form in said;
Width of cloth bridge deck template placing of concrete in said, width of cloth bridge deck in the formation;
The both sides mounting bracket cantilever of width of cloth bridge plate in said;
At an end of said support cantilever the typing punching block is installed;
Assembling reinforcement on said typing punching block to said typing punching block placing of concrete, forms edge of a wing bridge deck.
8. the laying method of bridge deck as claimed in claim 7 is characterized in that, said step also comprised step before on the pipe that winds up of girder steel bracket being installed:
On the pipe that winds up of girder, the first U-shaped reinforcing bar is installed, said steel bracket is fixedly connected with the said first U-shaped reinforcing bar.
9. the laying method of bridge deck as claimed in claim 7 is characterized in that, specifically also comprises step to said bridge deck template placing of concrete step:
Pre-buried anchor bar is in the concrete of middle width of cloth bridge deck both sides.
10. the laying method of bridge deck as claimed in claim 7; It is characterized in that be installed with the second U-shaped reinforcing bar on the said support cantilever, said typing punching block partly penetrates the said second U-shaped reinforcing bar; And be connected with the said second U-shaped reinforcing bar movably; And said typing punching block penetrates on the part of the said second U-shaped reinforcing bar bolt also is installed, and said bolt can slide along the said second U-shaped reinforcing bar, regulate the height of said typing punching block.
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| CN201210300657.0A CN102797224B (en) | 2012-08-22 | 2012-08-22 | Paving method and template supporting device of bridge deck slab |
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| CN201210300657.0A CN102797224B (en) | 2012-08-22 | 2012-08-22 | Paving method and template supporting device of bridge deck slab |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104532735A (en) * | 2014-12-25 | 2015-04-22 | 浙江兴土桥梁专用装备制造有限公司 | Assembly type steel bridge and building method thereof |
| CN108342976A (en) * | 2017-12-26 | 2018-07-31 | 湖北华舟重工应急装备股份有限公司 | A kind of panel splicing type construction bridge |
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| CN104532735B (en) * | 2014-12-25 | 2016-07-06 | 浙江兴土桥梁临时钢结构工程有限公司 | A kind of assembled steel bridge and building method thereof |
| CN108342976A (en) * | 2017-12-26 | 2018-07-31 | 湖北华舟重工应急装备股份有限公司 | A kind of panel splicing type construction bridge |
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| CN102797224B (en) | 2014-09-10 |
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