CN112177631A - Construction method for lake bottom single-box three-chamber folded plate box culvert and integral trolley system - Google Patents

Construction method for lake bottom single-box three-chamber folded plate box culvert and integral trolley system Download PDF

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Publication number
CN112177631A
CN112177631A CN202011015534.3A CN202011015534A CN112177631A CN 112177631 A CN112177631 A CN 112177631A CN 202011015534 A CN202011015534 A CN 202011015534A CN 112177631 A CN112177631 A CN 112177631A
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China
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trolley
support frame
vertical support
box culvert
construction
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CN202011015534.3A
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Inventor
杨彪
程永志
巨高权
张有军
任忠生
聂记良
沈玉
蔡欣
张磊刚
卞亚运
张林龙
唐忠伟
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CCCC SHEC Third Highway Engineering Co Ltd
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CCCC SHEC Third Highway Engineering Co Ltd
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Priority to CN202011015534.3A priority Critical patent/CN112177631A/en
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Sewage (AREA)

Abstract

The invention provides a construction method of a lake bottom single-box three-chamber folded plate box culvert and an integral trolley system, wherein the system comprises a full-section construction trolley and a middle partition plate construction trolley, wherein the right side wall outer mold trolley, the right tunnel trolley, the middle partition wall trolley, the left tunnel trolley and the left side wall outer mold trolley are sequentially arranged on a bottom plate of the box culvert to be poured from right to left, the right side wall outer mold trolley, the right tunnel trolley, the middle partition wall trolley, the left tunnel trolley and the left side wall outer mold trolley are identical in structure and symmetrically arranged along the middle partition wall trolley, and the right tunnel trolley and the left tunnel trolley are identical in structure and symmetrically arranged along the middle partition wall trolley. The integral trolley is arranged to realize one-step pouring forming of the single-box three-chamber folded plate box culvert, the pull rod is not required to be arranged between the inner template and the outer template, the structure is simple, the installation is convenient, the trolley can be subjected to one-step die falling and walking, manual operation is reduced, the poured folded plate box culvert is good in structural integrity, and the problems of water seepage and durability of the box culvert are solved.

Description

Construction method for lake bottom single-box three-chamber folded plate box culvert and integral trolley system
Technical Field
The invention belongs to the technical field of lake bottom tunnel construction, and particularly relates to a construction method of a lake bottom single-box three-chamber folded plate box culvert and an integral trolley system.
Background
The box culvert refers to a culvert built by reinforced concrete box pipe joints. The box culvert is composed of one or more square or rectangular sections, the box culvert construction generally adopts cast-in-place, sets up the bottom in the ditch groove that excavates, pours a layer of concrete bed course, will process the reinforcement on-the-spot ligature that is good again, prop up centre form and external mold, great box culvert generally pours the latter half of bottom plate and lateral wall earlier, ligature lateral wall upper portion and roof reinforcing bar again, prop up interior external mold, pours lateral wall first half and roof. And (5) removing the formwork when the concrete reaches the strength required by the design, and backfilling the soil on the two sides of the box culvert.
With the rapid development of economy in China, the construction of underwater tunnel engineering is inevitable, and the underwater tunnel engineering puts higher requirements on water permeability and water resistance.
Disclosure of Invention
The invention provides a lake bottom single-box three-chamber folded plate box culvert construction method and an integral trolley system.
The technical scheme of the invention is as follows: a construction method of a lake bottom single-box three-chamber folded plate box culvert comprises the following steps:
s1: firstly, pouring a bottom plate, pouring four-surface short side walls on two sides and the center of the bottom plate, dividing the bottom plate into three parts, synchronously performing 'jumping over' on three working surfaces by sections of 20m in the longitudinal direction of a tunnel by using a steel template to complete chamfering construction of the bottom plate, horizontally leaving a construction joint on the chamfer of the bottom plate by 450mm, and arranging a water stop steel plate in the construction joint;
s2: erecting a full-section construction trolley above the bottom plate, wherein the construction trolley comprises a right side wall external mold trolley, a right tunnel trolley, a mid-partition wall trolley, a left tunnel trolley and a left side wall external mold trolley, the construction trolley is arranged on the whole bottom plate according to the position, and the distance and the position of each template are adjusted;
s3: pouring side plates, an intermediate wall and a top plate according to the positions of the templates arranged in the S2, forming at one time, arranging a construction joint in the horizontal direction of the intermediate wall, chamfering the bottom plate by 450mm, and arranging a water stop steel plate in the construction joint;
s4: and erecting a middle partition plate construction trolley in the space separated by the middle partition wall, and performing middle partition plate construction to finish the whole box culvert construction.
The utility model provides an integral platform truck system of three rooms of lake bottom single-box folded plate box culvert construction, includes full section construction platform truck and median septum construction platform truck, right side width of cloth side wall external mold platform truck, right side width of cloth tunnel platform truck, mid-board partition platform truck, left side width of cloth tunnel platform truck, left side width of cloth side wall external mold platform truck, right side width of cloth tunnel platform truck, mid-board partition platform truck, left side width of cloth side wall external mold platform truck from the right side to left side setting in proper order on waiting to build the box culvert bottom plate, right side width of cloth side wall external mold platform truck and left side width of cloth side wall external mold platform truck structure are the same and set up along mid-board platform truck symmetry, right side width of cloth tunnel platform truck and left side width of cloth tunnel platform truck structure are the same and set up along mid-board platform truck symmetry.
The scheme is further that the intermediate wall trolley comprises a framework mechanism I, a walking mechanism I and a power mechanism I, wherein the framework mechanism I comprises a plurality of longitudinal beams I which are arranged at the uppermost part at equal intervals along the length direction of a box culvert, a transverse beam I which is arranged along the width direction of the box culvert, a vertical support frame I which is vertically arranged for supporting, a plurality of telescopic template support rods I which are arranged at the outer side of the vertical support frame I, an N-shaped intermediate wall template which is consistent with the box culvert structure and is provided with a chamfer, a longitudinal connecting rod I which is arranged at the bottom of the vertical support frame I along the length direction of the box culvert, and a plurality of threaded floor rods I which are arranged at the bottom of the longitudinal connecting rod I, the telescopic template support rods I are arranged between the intermediate wall template and the vertical support frame I, the telescopic template support rods I are connected with jacks I to realize position adjustment of the intermediate wall template, the transverse beam I and the vertical support frame, the connecting system I is composed of a plurality of cross rods and inclined rods, the travelling mechanism I is arranged at the bottom of the vertical support frame I, and the power mechanism I is arranged on one side of the vertical support frame I.
The scheme is further that the left tunnel trolley comprises a framework mechanism II, a travelling mechanism II and a power mechanism II, wherein the framework mechanism II comprises a plurality of longitudinal beams II which are arranged at the top along the length direction of the box culvert at equal intervals, a transverse beam II which is arranged along the width direction of the box culvert, a vertical support frame II which is vertically arranged for supporting, a left vertical support frame which is arranged at the left side for supporting, a transverse connecting beam which connects the vertical support frame II with the left vertical support frame, a plurality of telescopic template support rods II which are arranged at the outer sides of the vertical support frame II and the left vertical support frame, a left tunnel template which is consistent with the structure of the box culvert, a longitudinal connecting rod II which is arranged at the bottom of the vertical support frame II along the length direction of the box culvert, a plurality of threaded floor rods II which are arranged at the bottom of the longitudinal connecting rod II, and the travelling mechanism II which is arranged at the bottom of the, power unit II sets up in upright support frame II and left side vertical braces one side, left side vertical braces shape is unanimous with left tunnel formwork, be equipped with the escape way between the upright support frame II and the left side vertical braces of left side width of cloth tunnel trolley.
The scheme is further that the vertical support frames II are arranged in two rows on the right side along the width direction of the box culvert, and inclined struts are arranged between the vertical support frames and the transverse connecting beams.
The scheme is further, left side vertical braces frame sets up two rows along the box culvert width direction in the left side, connects through connecting system II between, connecting system II includes a plurality of down tube.
The scheme is further that the left side wall outer mold trolley comprises a framework mechanism III, a walking mechanism III and a power mechanism III, wherein the framework mechanism III comprises a transverse beam III arranged along the width direction of the box culvert, a vertical support frame III vertically arranged to play a supporting role, an inclined beam arranged on the upper part of the right vertical support frame III, a plurality of telescopic template support rods III arranged on one side of the vertical support frame III and one side of the inclined beam, an outer template consistent with the external structure of the box culvert, a longitudinal connecting rod III arranged at the bottom of the vertical support frame III along the length direction of the box culvert, a plurality of threaded floor rods III arranged at the bottom of the longitudinal connecting rod III, a connecting system III arranged between the vertical support frames III, a platform arranged at the bottom and a counterweight block arranged on the platform, one end of the transverse beam III is arranged in a cantilever manner, the inclined beam is arranged between the cantilever end and the vertical support frame III, the walking mechanism III is arranged at the bottom of the vertical support, and the power mechanism III is arranged on one side of the vertical support frame III.
The scheme is further, power unit I, power unit II all include pneumatic cylinder, motor, the pneumatic cylinder output is connected with the vertical support frame I in the outside, vertical support frame II, the vertical support frame in left side and is driven whole platform truck and reciprocate, the output of motor is connected with running gear I and running gear II respectively, provides walking power for it.
The scheme is further that the power mechanism III is a traveling motor, and the output end of the power mechanism III is connected with the traveling mechanism III.
The scheme is further, running gear I, running gear II, running gear III all include along a plurality of tracks that box culvert length direction set up, set up at the walking wheel of founding support frame I, founding support frame II, the vertical support frame in left side, the III bottoms of founding the support frame.
The scheme is further, well baffle construction platform truck includes well baffle construction support, running gear IV, well baffle template, cat ladder, well baffle construction support is set up by a plurality of vertical, horizontal, slant steel pipes and forms, running gear IV sets up the bottom at well baffle construction support, well baffle template sets up the upper portion at well baffle construction support, the cat ladder sets up the one side at well baffle construction support, makes things convenient for operating personnel to pass from top to bottom, running gear IV is the wheel.
The invention has the advantages that: the single-box three-chamber folded plate box culvert is formed by one-step pouring through the integral trolley, the position of the template is adjusted through the hydraulic cylinder and the jack, a pull rod is not required to be arranged between the inner template and the outer template, the structure is simple, the installation is convenient, the self-walking function is realized, the poured folded plate box culvert has good structural integrity, and the problems of water seepage and durability of the box culvert are solved.
Drawings
FIG. 1 is a schematic structural diagram of an integral trolley system of a lake bottom single-box three-chamber folded plate box culvert construction method and the integral trolley system of the invention;
FIG. 2 is a structural schematic diagram of a left side wall external mold trolley of the lake bottom single-box three-chamber folded plate box culvert construction method and an integral trolley system;
FIG. 3 is a left tunnel trolley structure diagram of the lake bottom single-box three-chamber folded plate box culvert construction method and the whole trolley system of the invention;
FIG. 4 is a schematic structural diagram of an intermediate wall trolley of the lake bottom single-box three-chamber folded plate box culvert construction method and the whole trolley system;
FIG. 5 is a schematic diagram of a longitudinal section structure of a left tunnel trolley of the lake bottom single-box three-chamber folded plate box culvert construction method and an integral trolley system of the invention;
FIG. 6 is a schematic longitudinal section structure view of a left side wall external mold trolley of the lake bottom single-box three-chamber folded plate box culvert construction method and the integral trolley system of the invention;
FIG. 7 is a schematic connecting view of a traveling mechanism of a lake bottom single-box three-chamber folded plate box culvert construction method and an integral trolley system according to the invention;
FIG. 8 is a schematic cross-sectional view of a middle partition plate construction trolley of the lake bottom single-box three-chamber folded plate box culvert construction method and the integral trolley system of the invention;
FIG. 9 is a schematic longitudinal sectional view of a middle partition plate construction trolley structure of the lake bottom single-box three-chamber folded plate box culvert construction method and the integral trolley system of the invention;
FIG. 10 is a schematic diagram of a box culvert configuration of the present invention;
wherein: 1. a bottom plate, 2, an intermediate wall, 3, a construction joint, 4, a top plate, 5, a right side wall external mold trolley, 6, a right tunnel trolley, 7, an intermediate wall trolley, 71, a longitudinal beam I, 72, a transverse beam I, 73, a telescopic template support rod I, 74, a vertical support frame I, 75, a traveling mechanism I, 76, a connection system I, 77, an intermediate wall template, 8, a left tunnel trolley, 81, a transverse beam II, 82, a longitudinal beam II, 83, a left vertical support frame, 84, a transverse connection beam, 85, a telescopic template support rod II, 86, a traveling wheel, 87, a diagonal support, 88, a vertical support frame II, 89, a left tunnel template, 810, a rail, 811, a threaded floor rod II, 812, a hydraulic cylinder, 813, a motor, 9, a left side wall external mold trolley, 91, a transverse beam III, 92, a vertical support frame III, 93, a connection system, 94, an inclined beam, 95 and a traveling mechanism, 96. the device comprises a balancing weight 97, telescopic formwork supporting rods III and 98, an outer formwork 99, a power mechanism III and 910, threaded floor rods III and 10, a safety channel 11, a middle clapboard construction support 12, a walking mechanism IV and 13, a middle clapboard formwork, 14, a ladder stand 15 and a middle clapboard.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which a person skilled in the art can, without any creative effort, fully implement the present invention.
Pouring the single-box three-chamber folded plate box culvert shown in the figure 10, wherein the construction method comprises the following steps:
s1: firstly, pouring a bottom plate 1, pouring four-surface short side walls on two sides and the center of the bottom plate 1, dividing the bottom plate 1 into three parts, synchronously performing 'bin jumping' on three working surfaces by a steel template at a section of 20m in the longitudinal direction of a tunnel to finish chamfering construction of the bottom plate, horizontally leaving a construction joint 3 on the short side walls, wherein the construction joint 3 is 450mm above the chamfer of the bottom plate, and arranging a water stop steel plate in the construction joint 3;
s2: erecting a full-section construction trolley above a bottom plate 1, wherein the construction trolley comprises a right side wall outer mold trolley 5, a right tunnel trolley 6, a middle partition wall trolley 7, a left tunnel trolley 8 and a left side wall outer mold trolley 9, installing the construction trolley on the whole bottom plate 1 according to positions, and adjusting the distance and the position of each template;
s3: pouring side plates, the intermediate wall 2 and the top plate 4 according to the positions of the templates arranged in the S2, forming at one time, arranging a construction joint 3 in the horizontal direction of the intermediate wall 2, chamfering the bottom plate by 450mm, and arranging a water stop steel plate in the construction joint 3;
s4: and erecting a middle partition plate construction trolley in the space separated by the middle partition wall 2, and performing middle partition plate 15 construction to complete the whole box culvert construction.
On the other hand, the lake bottom single-box three-chamber folded plate box culvert construction integral trolley system for completing the construction method comprises a full-section construction trolley and a middle partition plate construction trolley, wherein the right side wall outer mold trolley 5, the right tunnel trolley 6, the middle partition wall trolley 7, the left tunnel trolley 8 and the left side wall outer mold trolley 9 are arranged on a box culvert bottom plate 1 to be cast from right to left in sequence, the right side wall outer mold trolley 5, the right side tunnel trolley 6, the middle partition wall trolley 7, the left tunnel trolley 8 and the left side wall outer mold trolley 9 are arranged on the box culvert bottom plate 1 to be cast from right to left in sequence, the right side wall outer mold trolley 5 and the left side wall outer mold trolley 9 are identical in structure and symmetrically arranged along the middle partition wall trolley 7, and the right side tunnel trolley 6 and the left side tunnel trolley 8 are identical in structure and symmetrically arranged along the middle partition wall trolley 7.
Furthermore, the intermediate wall trolley 7 comprises a framework mechanism I, a walking mechanism I75 and a power mechanism I, wherein the framework mechanism I comprises a plurality of longitudinal beams I71 which are arranged at the uppermost part at equal intervals along the length direction of the box culvert, transverse beams I72 which are arranged along the width direction of the box culvert, a vertical support frame I74 which is vertically arranged for supporting, a plurality of telescopic formwork support rods I73 which are arranged at the outer side of the vertical support frame I74, an N-shaped intermediate wall formwork 77 which is consistent with the structure of the box culvert and is provided with a chamfer, a longitudinal connecting rod I which is arranged at the bottom of the vertical support frame I74 along the length direction of the box culvert, and a plurality of threaded floor rods I which are arranged at the bottom of the longitudinal connecting rod I, the telescopic formwork support rods I73 are arranged between the intermediate wall formwork 77 and the vertical support frame I74, the telescopic formwork support rods I73 are connected with jacks I to realize the position adjustment of the intermediate, horizontal roof beam I72 and upright support frame I74 are equipped with connection system I76, connection system I76 comprises a plurality of horizontal poles and down tube, running gear I75 sets up in the bottom of founding support frame I74, power unit I sets up in founding I74 one side of support frame.
Further, the left tunnel trolley 8 comprises a framework mechanism II, a walking mechanism II and a power mechanism II, wherein the framework mechanism II comprises a plurality of longitudinal beams II 82 which are arranged at the top along the length direction of the box culvert at equal intervals, a transverse beam II 81 which is arranged along the width direction of the box culvert, a vertical support frame II 88 which is vertically arranged for supporting, a left vertical support frame 83 which is arranged at the left side for supporting, a transverse connecting beam 84 which is connected with the vertical support frame II 88 and the left vertical support frame 83, a plurality of telescopic formwork support rods II 85 which are arranged at the outer sides of the vertical support frame II 88 and the left vertical support frame 83, a left tunnel formwork 89 which is consistent with the structure of the box culvert, a longitudinal connecting rod II which is arranged at the bottom of the vertical support frame II 88 along the length direction of the box culvert, a plurality of threaded floor rods II 811 which is arranged at the bottom of the longitudinal connecting rod II, the walking mechanism II is arranged at the bottoms of the vertical support frame II 88, power unit II sets up in upright support frame II 88 and left side vertical braces 83 one side, left side vertical braces 83 shape is unanimous with left tunnel template 89, be equipped with escape way 10 between the upright support frame II 88 of left side width of cloth tunnel platform truck 8 and left side vertical braces 83.
Further, two rows of vertical support frames II 88 are arranged on the right side along the width direction of the box culvert, and inclined supports 87 are arranged between the vertical support frames II 88 and the transverse connecting beams 84.
Further, the vertical support frame 83 on the left side is arranged in two rows on the left side along the width direction of the box culvert and is connected with the box culvert through a connecting system II, and the connecting system II comprises a plurality of inclined rods.
Further, the left side wall outer mold trolley 9 comprises a framework mechanism III, a traveling mechanism III 95 and a power mechanism III 99, wherein the framework mechanism III comprises a transverse beam III 91 arranged along the width direction of the box culvert, a vertical support frame III 92 vertically arranged for supporting, an inclined beam 94 arranged at the upper part of the right vertical support frame III 92, a plurality of telescopic template support rods III 97 arranged at one side of the vertical support frame III 92 and one side of the inclined beam 94, an outer template 98 consistent with the external structure of the box culvert, a longitudinal connecting rod III arranged at the bottom of the vertical support frame III 92 along the length direction of the box culvert, a connecting system III 93 arranged between the vertical support frames III 92, a plurality of threaded floor rods III 910 arranged at the bottom of the longitudinal connecting rod III, a platform arranged at the bottom and a balancing weight 96 arranged on the platform, one end of the transverse beam III 91 is arranged in a cantilever manner, the inclined beam 94 is arranged between the cantilever end and the vertical support frame III 92, the traveling mechanism III 95 is arranged at the bottom of the vertical supporting frame III 92, and the power mechanism III 99 is arranged on one side of the vertical supporting frame III 92.
Further, power unit I, power unit II all include pneumatic cylinder 812, motor 813, pneumatic cylinder 812 output and upright support frame I74, upright support frame II 88, the vertical support frame 83 in left side are connected and are driven whole platform truck and reciprocate, the output of motor 813 is connected with running gear I75 and running gear II respectively, provides walking power for it, power unit III 99 is the running motor, and the output is connected with running gear III 95.
Further, running gear I, running gear II, running gear III all include along a plurality of tracks 810 that box culvert length direction set up, set up at I74 of upright support frame, upright support frame II 88, the vertical support frame 83 in left side, upright the walking wheel 86 of III bottoms of support frame.
Further, the intermediate floor construction trolley comprises an intermediate floor construction support 11, a travelling mechanism IV 12, an intermediate floor template 13 and a ladder stand 14, wherein the intermediate floor construction support 11 is formed by erecting a plurality of longitudinal, transverse and oblique steel pipes, the travelling mechanism IV 12 is arranged at the bottom of the intermediate floor construction support 11, the intermediate floor template 13 is arranged on the upper portion of the intermediate floor construction support 11, the ladder stand 14 is arranged on one side of the intermediate floor construction support 11, so that an operator can conveniently go up and down, and the travelling mechanism IV 12 is also a travelling wheel 86.
While the preferred embodiments of the invention have been described, it is to be understood that the invention is not limited to the precise embodiments described, and that equipment and structures not described in detail are understood to be practiced as commonly known in the art; any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention by those skilled in the art can be made without departing from the technical scope of the present invention, and still fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. A construction method of a lake bottom single-box three-chamber folded plate box culvert is characterized by comprising the following steps:
s1: firstly, pouring a bottom plate, pouring four-surface short side walls on two sides and the center of the bottom plate, dividing the bottom plate into three parts, synchronously performing 'jumping over' on three working surfaces by sections of 20m in the longitudinal direction of a tunnel by using a steel template to complete chamfering construction of the bottom plate, horizontally leaving a construction joint on the chamfer of the bottom plate by 450mm, and arranging a water stop steel plate in the construction joint;
s2: erecting a full-section construction trolley above the bottom plate, wherein the construction trolley comprises a right side wall external mold trolley, a right tunnel trolley, a mid-partition wall trolley, a left tunnel trolley and a left side wall external mold trolley, the construction trolley is arranged on the whole bottom plate according to the position, and the distance and the position of each template are adjusted;
s3: pouring side plates, an intermediate wall and a top plate according to the positions of the templates arranged in the S2, forming at one time, arranging a construction joint in the horizontal direction of the intermediate wall, chamfering the bottom plate by 450mm, and arranging a water stop steel plate in the construction joint;
s4: and erecting a middle partition plate construction trolley in the space separated by the middle partition wall, and performing middle partition plate construction to finish the whole box culvert construction.
2. The integral trolley system for construction of the lake bottom single-box three-chamber folded plate box culvert is characterized by comprising a full-section construction trolley and a middle partition plate construction trolley, wherein the right side wall outer die trolley, the right tunnel trolley, the middle partition wall trolley, the left tunnel trolley and the left side wall outer die trolley are arranged on a bottom plate of the box culvert to be poured from right to left in sequence, the right side wall outer die trolley, the right tunnel trolley, the middle partition wall trolley, the left tunnel trolley and the left side wall outer die trolley are arranged on the bottom plate of the box culvert to be poured from right to left in sequence, the right side wall outer die trolley and the left side wall outer die trolley are identical in structure and symmetrically arranged along the middle partition wall trolley, and the right side tunnel trolley and the left side tunnel trolley are identical in structure and symmetrically arranged along the middle partition wall trolley.
3. The lake bottom single-box three-chamber folded plate box culvert construction integral trolley system as claimed in claim 2, wherein the mid-wall trolley comprises a framework mechanism I, a travelling mechanism I and a power mechanism I, the framework mechanism I comprises a plurality of longitudinal beams I which are arranged at the uppermost part and are arranged at equal intervals along the length direction of the box culvert, a transverse beam I which is arranged along the width direction of the box culvert, a vertical support frame I which is vertically arranged for supporting, a plurality of telescopic formwork support rods I which are arranged at the outer side of the vertical support frame I, an N-shaped mid-wall formwork which is consistent with the structure of the box culvert and is provided with a chamfer, a longitudinal connecting rod I which is arranged at the bottom of the vertical support frame I along the length direction of the box culvert, and a plurality of threaded floor rods I which are arranged at the bottom of the longitudinal connecting rod I, the telescopic formwork support rods I are arranged between the mid-wall formwork and the vertical support frame I, the telescopic formwork support rods, realize mid-board template position control, horizontal roof beam I is equipped with the connection with upright support frame I and is I, connection I comprises a plurality of horizontal poles and down tube, running gear I sets up in the bottom of founding support frame I, power unit I sets up in I one side of founding support frame.
4. The lake bottom single-box three-chamber folded plate box culvert construction integral trolley system as claimed in claim 3, wherein the left tunnel trolley comprises a framework mechanism II, a travelling mechanism II and a power mechanism II, the framework mechanism II comprises a plurality of longitudinal beams II arranged at the uppermost part at equal intervals along the length direction of the box culvert, a transverse beam II arranged along the width direction of the box culvert, a vertical support frame II vertically arranged for supporting, a left vertical support frame arranged at the left side for supporting, a transverse connecting beam connecting the vertical support frame II and the left vertical support frame, a plurality of telescopic formwork support rods II arranged at the outer sides of the vertical support frame II and the left vertical support frame, a left tunnel formwork consistent with the structure of the box culvert, a longitudinal connecting rod II arranged at the bottom of the vertical support frame II along the length direction of the box culvert, and a plurality of threaded rods II arranged at the bottom of the floor of the longitudinal connecting rod II, the bottom of the vertical support frame II and the bottom of the vertical support frame on the left side are provided with a travelling mechanism II, the power mechanism II is arranged on one side of the vertical support frame II and the vertical support frame on the left side, the shape of the vertical support frame on the left side is consistent with that of a left tunnel template, and a safety channel is arranged between the vertical support frame II and the vertical support frame on the left side of the tunnel trolley.
5. The integral trolley system for the single-box three-chamber folded plate box culvert construction at the bottom of a lake as claimed in claim 4, wherein the two rows of the vertical support frames II are arranged on the right side along the width direction of the box culvert, and inclined struts are arranged between the vertical support frames II and the transverse connecting beams.
6. The integral trolley system for lake bottom single-box three-chamber folded plate box culvert construction as claimed in claim 5, wherein the left vertical supports are arranged in two rows on the left side along the width direction of the box culvert and are connected with each other through a connecting system II, and the connecting system II comprises a plurality of inclined rods.
7. The lake bottom single-box three-chamber folded plate box culvert construction integral trolley system as claimed in claim 6, wherein the left side wall external mould trolley comprises a framework mechanism III, a walking mechanism III and a power mechanism III, the framework mechanism III comprises a transverse beam III arranged along the width direction of the box culvert, a vertical support frame III vertically arranged for supporting, an inclined beam arranged at the upper part of the right side vertical support frame III, a plurality of telescopic formwork support rods III arranged at one side of the vertical support frame III and the inclined beam, an external formwork consistent with the external structure of the box culvert, a longitudinal connecting rod III arranged at the bottom of the vertical support frame III along the length direction of the box culvert, a plurality of threaded floor rods III arranged at the bottom of the longitudinal connecting rod III, a connecting system III arranged between the vertical support frames III, a platform arranged at the bottom and a balancing weight arranged on the platform, one end of the transverse beam III is arranged in a cantilever manner, the inclined beam is arranged between the cantilever end and the vertical support frame III, the traveling mechanism III is arranged at the bottom of the vertical support frame III, and the power mechanism III is arranged on one side of the vertical support frame III.
8. The integral trolley system for the lake bottom single-box three-chamber folded plate box culvert construction as claimed in claim 7, wherein the power mechanism I and the power mechanism II both comprise a hydraulic cylinder and a motor, the output end of the hydraulic cylinder is connected with the vertical support frame I, the vertical support frame II and the vertical support frame on the left side on the outermost side to drive the whole trolley to move up and down, the output end of the motor is respectively connected with the travelling mechanism I and the travelling mechanism II to provide travelling power for the travelling mechanism I and the travelling mechanism II, the power mechanism III is a travelling motor, and the output end of the power mechanism III is connected with the travelling mechanism III.
9. The integral trolley system for the lake bottom single-box three-chamber folded plate box culvert construction as claimed in claim 8, wherein the travelling mechanisms I, II and III respectively comprise a plurality of rails arranged along the length direction of the box culvert and travelling wheels arranged at the bottoms of the vertical support frame I, II, the left vertical support frame and III.
10. The integral trolley system for the single-box three-chamber folded plate box culvert construction at the bottom of a lake according to claim 9, wherein the middle partition plate construction trolley comprises a middle partition plate construction support, a traveling mechanism IV, a middle partition plate template and a ladder stand, the middle partition plate construction support is formed by erecting a plurality of longitudinal, transverse and oblique steel pipes, the traveling mechanism IV is arranged at the bottom of the middle partition plate construction support, the middle partition plate template is arranged at the upper part of the middle partition plate construction support, the ladder stand is arranged on one side of the middle partition plate construction support, operators can conveniently go up and down, and the traveling mechanism IV is a wheel.
CN202011015534.3A 2020-09-24 2020-09-24 Construction method for lake bottom single-box three-chamber folded plate box culvert and integral trolley system Pending CN112177631A (en)

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CN202011015534.3A CN112177631A (en) 2020-09-24 2020-09-24 Construction method for lake bottom single-box three-chamber folded plate box culvert and integral trolley system

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CN202011015534.3A CN112177631A (en) 2020-09-24 2020-09-24 Construction method for lake bottom single-box three-chamber folded plate box culvert and integral trolley system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115305842A (en) * 2022-08-19 2022-11-08 中交路桥建设有限公司 Rapid circulating installing and detaching construction method for external template of rainwater box culvert

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115305842A (en) * 2022-08-19 2022-11-08 中交路桥建设有限公司 Rapid circulating installing and detaching construction method for external template of rainwater box culvert

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