CN106522079A - Prefabricated assembled combination concrete trestle system and construction method thereof - Google Patents
Prefabricated assembled combination concrete trestle system and construction method thereof Download PDFInfo
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- CN106522079A CN106522079A CN201611004442.9A CN201611004442A CN106522079A CN 106522079 A CN106522079 A CN 106522079A CN 201611004442 A CN201611004442 A CN 201611004442A CN 106522079 A CN106522079 A CN 106522079A
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- trestle
- prefabricated
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- cast
- connector
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/12—Portable or sectional bridges
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The present invention discloses a prefabricated assembled combination concrete trestle system and a construction method thereof. The trestle system comprises a cast-in-place trestle foundation and an assembled trestle deck. Trestle connectors are arranged on the cast-in-place trestle foundation, the assembled trestle deck comprises a plurality of prefabricated trestle panels which are laid on the cast-in-place trestle foundation and are mutually spliced, and the bottoms of the prefabricated trestle panels are provided with trestle abutment structures corresponding to the trestle connectors. The prefabricated assembled combination concrete trestle system and the construction method thereof are provided for overcoming the defects of the traditional concrete trestle panels. The system adopts the modular design, and the combination and arrangement can be realized according to the requirement, so that the number of the trestle panels arranged on-site is decreased; the system can be put into construction after hoisting is completed, so that the construction period is shortened; and the trestle panel system can be reused, so that resources are saved.
Description
Technical field
The present invention relates to the realm of building construction, more particularly to a kind of prefabricated assembled combination concrete trestle system and its apply
Work method.
Background technology
As social development, urban underground space are utilized, particularly Large Underground space is more and more universal.In Large Underground
Space earth excavation and construction stage pass through to ensure construction machinery, need to arrange concrete trestle in basic top surface.Mix in construction
There is following defect in solidifying soil trestle plate：
1st, line arrangement is dumb, affects production efficiency.Trestle circuit can not be changed after determining, for large area excavates base
Plinth, needs repeatedly to transport by digging machine etc. from the remote earthwork with a distance from trestle plate, and production and construction efficiency is low.
2nd, under trestle plate, earth excavation is difficult.Trestle plate before foundation excavation with basic one-piece casting, in the foundation excavation phase
Between trestle printed line road fix, cause trestle plate bottom earth excavation difficult.
3rd, can not come into operation immediately after the completion of trestle plate is poured.The trestle plate later stage bears construction loads greatly, is pouring
Cheng Houxu organizes special messenger to conserve, and can just come into operation after reaching design strength.
4th, after trestle plate is damaged, repairing efficiency is long, affects site operation progress.Trestle plate needs entirety once ftractureing or damaging
Casting concrete again is abolished, normally could be used after concrete strength reaches requirement.
5th, the wasting of resources.The current construction machinery weight of trestle plate is big, and structure design arrangement of reinforcement is more, and overall volume is big, but only supplies
Construction stage uses, and directly abolishes, waste of materials after the completion of construction.
The content of the invention
For the disadvantages described above of concrete trestle plate, the present invention proposes a kind of prefabricated assembled combination concrete trestle body
System and its construction method.The system adopts modularized design, can combine arrangement as needed, reduces live trestle plate arrangement number
Amount；Construction, reduction of erection time can be put into after the completion of lifting；Trestle plate body system is repeatable to be utilized, and economizes on resources.Meanwhile, the present invention
Suitable for basic earthwork excavate during and the construction stage trestle, be mainly used in large area basic earthwork excavate and the construction stage
Engineering.
To realize above-mentioned technique effect, the invention discloses a kind of prefabricated assembled combination concrete trestle system, including：
Cast-in-place Conveyor belt, the cast-in-place Conveyor belt are provided with trestle connector；
Assembled trestle bridge floor, including being layed on the cast-in-place Conveyor belt and the mutual prefabricated trestle of polylith of split
Plate；The bottom of the prefabricated trestle plate is provided with the trestle docking structure corresponding to the trestle connector.
The prefabricated assembled combination concrete trestle system is further improved by, and the cast-in-place Conveyor belt is to apply
The beam column basis of synchronous construction during work trestle rectangular structure.
The prefabricated assembled combination concrete trestle system is further improved by, and the trestle connector is pre-buried
Vertical reinforcement at the top of the cast-in-place Conveyor belt, the trestle docking structure are to be opened on the prefabricated trestle plate, supply
The reserved opening that the vertical reinforcement wears.
The prefabricated assembled combination concrete trestle system is further improved by, also including the first interim positioning
Part, in the vertical reinforcement through the reserved opening rear enclosure is on the vertical reinforcement and presses against the prefabricated trestle plate
Plate face.
The prefabricated assembled combination concrete trestle system is further improved by, the adjacent prefabricated trestle plate
Edge joint position is coated with trestle connecting plate；The edge joint position of the prefabricated trestle plate is embedded with vertical connector, the trestle connecting plate
On offer the connecting hole worn for the vertical connector.
The prefabricated assembled combination concrete trestle system is further improved by, also including the second interim positioning
Part, in the vertical connector through the connecting hole rear enclosure is on the vertical connector and presses against the trestle connection
The plate face of plate.
The prefabricated assembled combination concrete trestle system is further improved by, the piece of the prefabricated trestle plate
Place is formed with and is recessed for the splicing that the prefabricated trestle plate is shelved, and the height and the trestle connecting plate of the splicing depression
Thickness is identical.
The prefabricated assembled combination concrete trestle system is further improved by, and the prefabricated trestle plate is coagulation
Prefabrication and lifting part is embedded with native trestle plate, and the concrete trestle plate.
The invention also discloses a kind of construction method of prefabricated assembled combination concrete trestle system, including step：
Construct cast-in-place Conveyor belt, and trestle connector is set on the cast-in-place Conveyor belt；
Prefabricated trestle plate is made, the reserved trestle corresponding to the trestle connector is to binding on the prefabricated trestle plate
Structure, in the pre-buried vertical connector in the place to be spliced of prefabricated trestle plate；
Prefabricated trestle plate is lifted to construction on the described cast-in-place Conveyor belt for completing, the stack on prefabricated trestle plate is made
Bridge docking structure is docked with the trestle connector, carries out the laying of prefabricated trestle plate；
Trestle connecting plate is lifted to the stitching portion of the adjacent prefabricated trestle plate, connected using the vertical connector
Connect.
The construction method of the prefabricated assembled combination concrete trestle system is further improved by, in construction bridge
Cast-in-place Conveyor belt described in synchronous construction during rectangular structure, the cast-in-place Conveyor belt are synchronously applied when being construction bridge rectangular structure
The beam column basis of work.
The present invention is as a result of above technical scheme so as to have the advantages that：
1st, prefabricated trestle plate and trestle connecting plate can be reused, and reduce operating expenses, increase economic efficiency, Jing measuring and calculating
Concrete more than 50% can be saved using the present invention in foundation construction；
2nd, prefabricated trestle plate and cast-in-place Conveyor belt can adopt the concrete for making of recycling, save concrete money
Source, reduces solid waste, environmental protection；
3rd, trestle system adopts modulated dimension, strong applicability, simple structure, easy construction to shorten the construction period；
4th, prefabricated trestle plate is spliced at scene as needed, forms different transportation routes, flexible and changeable, improves construction effect
Rate；
5th, the seam crossing of prefabricated trestle plate is connected using trestle connecting plate, effectively prevent prefabricated trestle plate by mechanical vibration
Damage by pressure；
6th, in particular cases, there is destruction sign in prefabricated trestle plate, can be simple and convenient to the single replacing of component of destruction,
It is time-consuming.
Description of the drawings
Fig. 1 is the schematic perspective view of the prefabricated assembled combination concrete trestle system of the present invention.
Fig. 2 is the elevational schematic view of the prefabricated assembled combination concrete trestle system of the present invention.
Fig. 3 is the schematic top plan view of the prefabricated assembled combination concrete trestle system of the present invention.
Fig. 4 is the side schematic view of the prefabricated assembled combination concrete trestle system of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further detailed explanation.
Refering to shown in Fig. 1～4, the prefabricated assembled combination concrete trestle system of the present invention is mainly by cast-in-place Conveyor belt
11st, assembled trestle bridge floor 12 and trestle connecting plate 13 are constituted, wherein, cast-in-place Conveyor belt is construction bridge rectangular structure, such as
During underground structure, the beam column basis of the underground structure of synchronous construction.Directly using the beam column basis of underground structure as trestle base
Plinth, compares traditional trestle system, it is not necessary to abolish, and material can be all of the engineering for greatly accelerating trestle system is applied
Work.
In construction, at the top of which, pre-plugged has trestle connector 14 to cast-in-place Conveyor belt 11, for the formula of being linked and packed
Trestle bridge floor 12.
Assembled trestle bridge floor 12 includes being layed on cast-in-place Conveyor belt 11 and the mutual prefabricated trestle plate of polylith of split
121, prefabricated trestle plate 121 adopts concrete trestle plate, is provided with corresponding to trestle connector 13 in the bottom of prefabricated trestle plate 121
Trestle docking structure (trestle docking structure is not shown in figure), for connecting the trestle connector on cast-in-place Conveyor belt 11
14。
In the present embodiment, trestle connector 14 is using the vertical reinforcement being embedded at the top of cast-in-place Conveyor belt 11 in advance, trestle
Docking structure is using the reserved opening for being opened on prefabricated trestle plate 121, wearing for the vertical reinforcement.In cast-in-place Conveyor belt 11
Every side arrange no less than three trestle connectors 14, arrange on every side of prefabricated trestle plate and be no less than three reserved openings, with
Ensure being connected firmly for cast-in-place Conveyor belt and prefabricated trestle plate.Further, it is additionally provided with first on the vertical reinforcement to face
When keeper (in figure, not showing the first interim keeper), in vertical reinforcement through after the reserved opening on prefabricated trestle plate,
The first interim keeper is sheathed on vertical reinforcement and makes which press against the plate face of prefabricated trestle plate, and then by prefabricated trestle
Plate is fixed at vertical reinforcement, and prefabricated trestle plate and cast-in-place Conveyor belt are fixed temporarily.After trestle is using finishing, take
Lower first interim keeper, releases the fixation between prefabricated trestle plate and cast-in-place Conveyor belt, removes prefabricated trestle plate, carry out back
Receive and recycle.It is easy to use and be easy to dismounting, the first interim keeper adopt external diameter more than pre- on prefabricated trestle plate 121
Box out the abutment sleeve in hole, or other can be set on vertical reinforcement and be provided with the rolled-up stock for forcing down prefabricated trestle plate
Product.
Trestle connecting plate 13 is made using steel plate, and steel plate thickness is at least 10mm.Trestle connecting plate 13 is covered in adjacent
The edge joint position of prefabricated trestle plate 121, for strengthening the integrated connection between prefabricated trestle plate, it is to avoid prefabricated trestle plate is shaken by machinery
Dynamic pressure is bad.In the present embodiment, the edge joint position in prefabricated trestle plate 121 is embedded with vertical connector 15, on trestle connecting plate 13
Offer the connecting hole (connecting hole is not shown in figure) worn for vertical connector 15.The edge joint position of prefabricated trestle plate 121 is every
Side arranges four vertical connectors 15, to ensure the connection to trestle connecting plate 13.Further, on the vertical connector also
It is this to have the second interim keeper (the second interim keeper is not shown in figure), in vertical connector through on trestle connecting plate
Connecting hole after, the second interim keeper is sheathed on vertical connector and makes which press against the plate face of trestle connecting plate,
And then trestle connecting plate is fixed at vertical connector, trestle connecting plate and prefabricated trestle plate are fixed temporarily.Treat stack
After bridge is using finishing, the second interim keeper is removed, release the fixation between trestle connecting plate and prefabricated trestle plate, remove trestle
Connecting plate, carries out recycling.It is easy to use and be easy to dismounting, the second interim keeper can using external diameter more than trestle company
The abutment sleeve of the connecting hole on fishplate bar, or other can be set on vertical connector and be provided with for force down trestle connection
The product of the rolled-up stock of plate.Such as vertical connector adopts threaded connector (such as bolt, screw rod), then the second interim keeper can
Using female thread cylinder or nut, the external diameter of female thread cylinder or nut is made more than the aperture of the connecting hole on trestle connecting plate,
Or rolled-up stock is set in the outer diameter face of the female thread cylinder or nut, press against the plate face of trestle connecting plate.
As the better embodiment of the present invention, it is formed with for prefabricated trestle plate 13 in the edge joint position of prefabricated trestle plate 121
The splicing depression 122 shelved, and the height of the splicing depression 122 is identical with the thickness of trestle connecting plate 13, it is further, prefabricated
The height of the vertical connector of 121 seam crossing of trestle plate is also as far as possible consistent with the thickness of trestle connecting plate 13, so can be with trestle
Connecting plate is flushed with prefabricated trestle plate plate face after mounting, the flutter failure for preventing seam crossing machinery current, it is ensured that trestle plate makes
With the globality of period, stability.
In addition, prefabrication and lifting part 16 is embedded with prefabricated trestle plate 121, in order to lift.In the present embodiment, it is prefabricated to hang
Piece installing 16 adopts ball-type rivet, and surface is round and smooth, current to machinery will not cause excessive vibration.In the prefabricated trestle plate 121 per block
Four angles of top surface be respectively provided with a ball-type rivet, for level lifting use；Arrange on the long side of the prefabricated trestle plate per block
Three ball-type rivets, use for vertical lifting.
Trestle construction is carried out using the prefabricated assembled combination concrete trestle system of the present invention, which mainly includes following construction
Step：
1st, the cast-in-place Conveyor belt of construction, and trestle connector is set on cast-in-place Conveyor belt；
2nd, prefabricated trestle plate is made, the trestle docking structure corresponding to trestle connector is reserved on prefabricated trestle plate, in
The pre-buried vertical connector in place to be spliced of prefabricated trestle plate；
3rd, prefabricated trestle plate is lifted to construction on the cast-in-place Conveyor belt for completing, docks the trestle on prefabricated trestle plate
Structure is docked with trestle connector, carries out the laying of prefabricated trestle plate；
4th, trestle connecting plate is lifted to the stitching portion of the adjacent prefabricated trestle plate, is connected using vertical connector
Connect.
Wherein, the cast-in-place Conveyor belt of synchronous construction in construction bridge rectangular structure, the cast-in-place Conveyor belt are construction stack
The beam column basis of synchronous construction during bridge rectangular structure.
The present invention for conventional concrete trestle plate defect, propose it is prefabricated assembled combination concrete trestle system and its
Construction method.The system adopts modularized design, can combine arrangement as needed, reduces live trestle plate arrangement quantity；Lifting
After the completion of can input construction, the reduction of erection time；Trestle plate body system is repeatable to be utilized, and economizes on resources.
The present invention it is prefabricated assembled combination concrete trestle system and its construction method as a result of above technical scheme,
Make it have following beneficial effect：
1st, prefabricated trestle plate and trestle connecting plate can be reused, and reduce operating expenses, increase economic efficiency, Jing measuring and calculating
Concrete more than 50% can be saved using the present invention in foundation construction；
2nd, prefabricated trestle plate and cast-in-place Conveyor belt can adopt the concrete for making of recycling, save concrete money
Source, reduces solid waste, environmental protection；
3rd, trestle system adopts modulated dimension, strong applicability, simple structure, easy construction to shorten the construction period；
4th, prefabricated trestle plate is spliced at scene as needed, forms different transportation routes, flexible and changeable, improves construction effect
Rate；
5th, the seam crossing of prefabricated trestle plate is connected using trestle connecting plate, effectively prevent prefabricated trestle plate by mechanical vibration
Damage by pressure；
6th, in particular cases, there is destruction sign in prefabricated trestle plate, can be simple and convenient to the single replacing of component of destruction,
It is time-consuming.
The present invention is described in detail above in association with drawings and Examples, those skilled in the art can basis
Described above makes many variations example to the present invention.Thus, some of embodiment details should not constitute limitation of the invention,
The present invention is by the scope defined using appended claims as protection scope of the present invention.
Claims (10)
1. one kind is prefabricated assembled combines concrete trestle system, it is characterised in that include：
Cast-in-place Conveyor belt, the cast-in-place Conveyor belt are provided with trestle connector；
Assembled trestle bridge floor, including being layed on the cast-in-place Conveyor belt and the mutual prefabricated trestle plate of polylith of split；Institute
The bottom for stating prefabricated trestle plate is provided with the trestle docking structure corresponding to the trestle connector.
It is 2. prefabricated assembled as claimed in claim 1 to combine concrete trestle system, it is characterised in that：The cast-in-place trestle base
The beam column basis of synchronous construction when plinth is construction bridge rectangular structure.
It is 3. prefabricated assembled as claimed in claim 2 to combine concrete trestle system, it is characterised in that：The trestle connector
For the vertical reinforcement being embedded at the top of the cast-in-place Conveyor belt in advance, the trestle docking structure is to be opened in the prefabricated trestle plate
Reserved opening that is upper, wearing for the vertical reinforcement.
It is 4. prefabricated assembled as claimed in claim 3 to combine concrete trestle system, it is characterised in that：It is also interim including first
Keeper, in the vertical reinforcement through the reserved opening rear enclosure is on the vertical reinforcement and presses against the prefabricated stack
The plate face of bridge plate.
It is 5. prefabricated assembled as claimed in claim 1 to combine concrete trestle system, it is characterised in that：The adjacent prefabricated stack
The edge joint position of bridge plate is coated with trestle connecting plate；The edge joint position of the prefabricated trestle plate is embedded with vertical connector, the trestle
The connecting hole worn for the vertical connector is offered on connecting plate.
It is 6. prefabricated assembled as claimed in claim 5 to combine concrete trestle system, it is characterised in that：It is also interim including second
Keeper, in the vertical connector through the connecting hole rear enclosure is on the vertical connector and presses against the trestle
The plate face of connecting plate.
It is 7. prefabricated assembled as claimed in claim 5 to combine concrete trestle system, it is characterised in that：The prefabricated trestle plate
Edge joint position be formed with the splicing shelved for the prefabricated trestle plate and be recessed, and the height of the splicing depression is connected with the trestle
The thickness of fishplate bar is identical.
It is 8. prefabricated assembled as claimed in claim 1 to combine concrete trestle system, it is characterised in that：The prefabricated trestle plate
To be embedded with prefabrication and lifting part on concrete trestle plate, and the concrete trestle plate.
9. it is a kind of it is prefabricated assembled combination concrete trestle system construction method, it is characterised in that including step：
Construct cast-in-place Conveyor belt, and trestle connector is set on the cast-in-place Conveyor belt；
Prefabricated trestle plate is made, the trestle docking structure corresponding to the trestle connector is reserved on the prefabricated trestle plate,
In the pre-buried vertical connector in the place to be spliced of prefabricated trestle plate；
Prefabricated trestle plate is lifted to construction on the described cast-in-place Conveyor belt for completing, the trestle pair on prefabricated trestle plate is made
Binding structure is docked with the trestle connector, carries out the laying of prefabricated trestle plate；
Trestle connecting plate is lifted to the stitching portion of the adjacent prefabricated trestle plate, be attached using the vertical connector.
10. the construction method of prefabricated assembled combination concrete trestle system as claimed in claim 9, it is characterised in that：
Cast-in-place Conveyor belt described in synchronous construction during construction bridge rectangular structure, the cast-in-place Conveyor belt are construction bridge rectangular structure
When synchronous construction beam column basis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611004442.9A CN106522079B (en) | 2016-11-15 | 2016-11-15 | The prefabricated assembled combination concrete trestle system of one kind and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611004442.9A CN106522079B (en) | 2016-11-15 | 2016-11-15 | The prefabricated assembled combination concrete trestle system of one kind and its construction method |
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| Publication Number | Publication Date |
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| CN106522079A true CN106522079A (en) | 2017-03-22 |
| CN106522079B CN106522079B (en) | 2019-02-26 |
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| CN108265615A (en) * | 2018-04-12 | 2018-07-10 | 马鞍山瑞马钢构材料有限公司 | A kind of assembled H profile steel trestle plate |
| CN108842597A (en) * | 2018-08-01 | 2018-11-20 | 四川兴昌建设工程有限公司 | A kind of municipal construction temporary concrete steel structure bridge and its installation method |
| CN111719406A (en) * | 2020-06-04 | 2020-09-29 | 安徽博晟亿电力科技有限公司 | Assembled trestle for passenger station and use method thereof |
| CN111945571A (en) * | 2020-08-11 | 2020-11-17 | 北京易威安电器科技有限公司 | Method for modular construction of road bridge by adopting assembled road and bridge frame |
| CN112921783A (en) * | 2021-01-26 | 2021-06-08 | 江西龙正科技发展有限公司 | Novel ultra-high strength concrete UHPC foot bridge |
| CN114016380A (en) * | 2021-11-15 | 2022-02-08 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated assembled concrete trestle and construction method thereof |
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| CN112921783A (en) * | 2021-01-26 | 2021-06-08 | 江西龙正科技发展有限公司 | Novel ultra-high strength concrete UHPC foot bridge |
| CN114016380A (en) * | 2021-11-15 | 2022-02-08 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated assembled concrete trestle and construction method thereof |
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| Publication number | Publication date |
|---|---|
| CN106522079B (en) | 2019-02-26 |
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