CN209636573U - A kind of assembled self-balancing channel design system - Google Patents
A kind of assembled self-balancing channel design system Download PDFInfo
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- CN209636573U CN209636573U CN201822086226.4U CN201822086226U CN209636573U CN 209636573 U CN209636573 U CN 209636573U CN 201822086226 U CN201822086226 U CN 201822086226U CN 209636573 U CN209636573 U CN 209636573U
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Abstract
The utility model discloses a kind of assembled self-balancing channel design systems, the structural system includes channel design ontology and load-carrying members, load-carrying members include pile foundation and cap beam, cap beam is set at the top of pile foundation, the top two sides of channel design ontology are provided with horizontally-supported bracket, horizontally-supported bracket, which is put up, is suspended on channel design ontology between pile foundation, channel design body cross-section is in rectangular chamber, inside is continuous through, its cover top surface forms laterally the first current face, cham-ber floor upper surface forms the longitudinal second current face, channel design ontology two sides sold stowing filler forms roadbed after platform.The dead load and live load of channel design ontology are undertaken by pile foundation, and stress is clear, clear, reliable.The structural system avoids many and diverse technique process of basement process in spanning region, and precast assembly short construction period, work efficiency is high, reduces the generation of live building waste and the pollution to environment, meets greenery construction theory.
Description
Technical field
The utility model relates to highway and municipal bridge engineeting technical field, in particular to a kind of assembled self-balancing are logical
Road structural system.
Background technique
In recent years, China is higher and higher for the attention degree of environmental protection.For bridges and culverts construction field, striving vigorously to advocate greatly
While leading environment-friendly noise reduction, green bridge construction, to keep bridges and culverts construction further rapid, minimizes and status traffic is done
It disturbs, is actively promoting the construction of bridge and culverts assemblyization, to increase substantially construction technology, efficiency, it is comprehensive to improve economy and society
Close benefit.Precast assembly bridges and culverts has become one of the development trend of the following bridges and culverts construction.
The current existing prefabricated installation plate-girder of precast assembly grade separation bridges and culverts or prefabricated installation slab culvert top
Plate or precast assembly box culvert segment etc., though certain development is achieved, but still, need the same with tradition cast-in-place bridges and culverts construction
A large amount of earth excavation and backfill are carried out, and still needs to handle the deep layer soft base of bridges and culverts substrate areas range.Therefore, nothing
By tradition is cast-in-place or existing prefabricated bridges and culverts design at present, it is larger that corresponding bridges and culverts construction site shows as workload, week
Phase is longer, and efficiency is lower.
In view of existing cast-in-place and precast assembly bridges and culverts disadvantage mentioned above, and reduce the potential unbalanced moment in the left and right sides to the greatest extent
Internal force causes the adverse effect of sedimentation, crack and arrangement of reinforcement, while to better adapt to the growth requirement of green bridge construction, it would be highly desirable to open
Send out efficient precast assembly structural system and construction method more excellent.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of assembled self-balancing channel design systems, to solve
The problem of being previously mentioned in background technique.
Used technical solution to solve above-mentioned technical problem: a kind of assembled self-balancing channel design system, including
Channel design ontology and load-carrying members, the load-carrying members include being distributed in channel design along channel design body length direction
Several pile foundations and cap beam of ontology two sides, the cap beam are arranged at the top of pile foundation, and the top two sides of the channel design ontology are set
It is equipped with horizontally-supported bracket, the horizontally-supported bracket is put up makes the channel design ontology be suspended on two sides in cap beam
Between pile foundation, the cross section of the channel design ontology is in rectangle, inside be continuous through to form a chamber along its length；Institute
The cover top surface for stating channel design ontology forms the first current face for meeting the current demand of upper layer transverse direction, the bottom plate of the chamber
Upper surface, which is formed, provides the second current face of longitudinal current function, is distributed in the pile foundation of channel design ontology two sides and cap beam, logical
Composite abutment is collectively formed in the side plate and back filling behind abutment material of road structural body.
Further, the channel design ontology includes several prefabricated channel design units, several described channels
The longitudinal composition channel design ontology assembled side by side of structural unit.
Further, top plate, a pair of side plates and the bottom plate of the channel design unit surround rectangular chamber, the side plate
Chamfering or haunch structure are set between top plate and side plate and bottom plate, and the both ends of the top plate protrude from side plate and form support
Bracket unit, several support bracket units longitudinally form horizontally-supported bracket side by side.
Further, the bottom plate is formed through continuous concreting or the bottom plate is loss of weight bottom plate, the loss of weight bottom plate
It is set as hollow out grid type supporting beam, is covered with mortar flag stone together between hollow out grid type supporting beam.
Further, the bottom plate is combined type bottom plate, and the combined type bottom plate includes prefabricated panel, the prefabricated panel
On be provided with for pouring the reserved steel bar of layer concrete, channel design unit complete it is assembled after pour layer concrete again.
It further, is ground shallow displacement layer below the bottom plate.
Further, the two sides of the channel design ontology sold stowing back filling behind abutment material between road embankment or embankment respectively
Roadbed after platform is formed, is provided on the side plate after injected hole or the platform and is provided with vertical Grouting Pipe in roadbed, it is described perpendicular
Side plate is directed toward to the dispensing end of Grouting Pipe.
Further, the channel design unit be ordinary reinforced concrete component, prestressed reinforced concrete component or
FRP component, UHPC component；The pile foundation is prefabricated pile foundation or drill-pouring underwater concrete pile foundation.
The utility model has the advantages that
This channel design ontology is through horizontally-supported bracket hanger bearing on cap beam, and dead load and live load are by pile foundation
It undertakes, avoids basement process technique process many and diverse in spanning region, greatly accelerate speed of application.
Compared with traditional bridge, this channel design ontology has crossings on different level current function, and it is dual-purpose to realize a bridge, and
Simplify the technique process of abutment construction；Compared with traditional box culvert, the deep layer processing soft soil across inner region range is eliminated, and
Stress is more clear clearly reliably, and the control technique of settlement after construction is more efficient.
Side plate, pile foundation and the cap beam of channel design ontology collectively form composite abutment, play the role of earth-retaining stress.Its
In, pile foundation had both been used as the load-bearing basis of channel design ontology, is also the construction supporting stake of abutment, effectively reduces abutment working procedure
And reduce to the excavation of the status earthwork, backfill amount after platform.Channel design ontology and composite abutment adapt to and meet jointly
The stress demand of roadbed filling after platform.
Meanwhile the construction method period of the assembled self-balancing channel design system is short, precast assembly construction reduces existing
The generation of field building waste, reduces the pollution to environment.
Detailed description of the invention
The utility model is described further with reference to the accompanying drawings and examples:
Fig. 1 is a kind of the schematic diagram of the section structure of assembled self-balancing channel design system；
Fig. 2 is the structural schematic diagram that side plate is equipped with injected hole；
Fig. 3 is the interior structural schematic diagram for being equipped with vertical Grouting Pipe of roadbed after platform；
Fig. 4 is the top view of hollow out grid type supporting beam；
Fig. 5 is the cross-sectional view of hollow out grid type supporting beam；
Fig. 6 is the diagrammatic cross-section of combined type bottom plate.
Specific embodiment
Referring to figs. 1 to Fig. 6, the utility model is a kind of assembled self-balancing channel design system, including channel design sheet
Body and load-carrying members.Load-carrying members include channel design ontology two sides are distributed in along channel design body length direction several
Pile foundation 22 and cap beam 21, the fixed top for being cast in pile foundation 22 of cap beam 21, pile foundation 22 are that prefabricated pile foundation or drill-pouring mix under water
Solidifying soil pile foundation.The channel design ontology is arranged between two sides embankment or roadbed, and the length direction for defining top plate 11 is people in Fig. 1
Capable direction, the length direction perpendicular to top plate 11 are the direction for being connected to two sides embankment or roadbed.Channel design ontology is on it
Portion two sides are provided with horizontally-supported bracket 111, and horizontally-supported bracket 111 is put up in cap beam 21, so that channel design ontology is outstanding
It hangs between the pile foundation 22 of two sides, so that the dead load and live load of channel design ontology are undertaken by load-carrying members.Channel design
Body cross-section be in rectangle, inside be continuous through to form a space chamber along its length.The top plate 11 of channel design ontology
Upper surface form the first current face, meets the needs of laterally passing through, the first passage face is for vehicle or pedestrian by side
Embankment or roadbed lead to other side embankment or roadbed.13 upper surface of bottom plate of channel design ontology chamber forms the second current face,
The second current face for lower layer people's row or water flow longitudinally through, pass through direction perpendicular to the first current face passage side
To.It is common to be distributed in pile foundation 22 and cap beam 21, the side plate 12 of body construction, back filling behind abutment material 33 of channel design ontology two sides etc.
Form composite abutment.
Preferably, channel design ontology includes several prefabricated channel design units, channel design unit is longitudinal simultaneously
The assembled channel design ontology for forming rectangular hollow of row.Specifically, channel design unit is provided with tongue and groove or company in assembled side
Bond structure is connect, connection bond structure herein is similar to the cooperation of convex body and recess or is located at two neighboring channel design cell side
Other fit structures in portion, the fit structure is mutually nested, realize precise positioning between adjacency channel structural unit with
It connects, is realized and be fastened and connected by hinge seam between the top plate 11 of two adjacent channel design units.
Wherein, channel design unit is prefabricated component, and ordinary reinforced concrete component or prestressed reinforced concrete can be used
UHPC ultra-high performance concrete material also can be used in component, and the new materials such as FRP also can be used and be made with technique.Channel design
Unit includes top plate 11, a pair of side plates 12 and bottom plate 13, and 11, two side plates 12 of top plate and bottom plate 13 are surrounded jointly positioned at
Passage space above two current faces, guarantees that pedestrian or smooth in water flow pass through.Top plate 11 protrudes from 12 shape of side plate along its length
At support bracket unit, several support bracket units longitudinally form horizontally-supported bracket 111 side by side.It is strong in order to enhance connection
Chamfering or haunch structure is arranged in degree between side plate 12 and top plate 11 and side plate 12 and bottom plate 13.
Bottom plate 13 is continuous concrete component, is formed through continuous concreting, bottom plate 13 is also designed to hollow out
Mortar flag stone 132 is laid between hollow out grid type supporting beam, forms smooth company by the loss of weight bottom plate of grid type support beam structure
The both ends on continuous surface, hollow out grid type supporting beam are connected to side plate 12, ensure that bottom plate 13 oneself while realizing loss of weight
Body intensity and bonding strength, pass through for pedestrian and flowing water.The weight that channel design ontology can be mitigated significantly using the structure, is had
Effect solves the problems, such as that channel design ontology lifts preponderance.
Side plate 12 is fin-plate type plate, and outside equidistantly distributed has several floors 121, to reach enhancing 12 intensity of side plate
Effect.Meanwhile hollow out grid type supporting beam includes the supporting beam item 131 of several equidistantly distributeds along longitudinal direction, each supporting beam item 131
It corresponds with floor 121 in the same vertical plane, forming a frame stressing system, effectively guarantees that structure stress is strong
Degree.
Alternatively, the combined type bottom plate of multistep molding can also be used in bottom plate 13, including coagulation is poured behind prefabricated panel 133 and upper layer
Native 134 double-layer structures.Channel design ontology be prefabricated component, it is prefabricated after the completion of bottom plate 13 only include 133 He of prefabricated panel
The reserved steel bar of pouring concrete 134 after protruding into upper layer is reserved thereon.After channel design ontology completes lifting splicing, at prefabricated bottom
On plate 133 and reserved reinforcing bar, layer concrete 134 is poured completions in, is made the entire molding of bottom plate 13, is tied to reduce channel
Structure ontology lifts weight, while smoothly completing conducive to lifting, also ensures the requirement of channel design ontology self-strength.
Bottom plate 13 is supported between two sides side plate 12, when side plate 12 is by banketing around pile foundation 22 or the level of underground water
When pressure, bottom plate 13 can provide support force, it is ensured that the stability of side plate 12.The lower section of bottom plate 13 is ground shallow displacement layer 32,
Due to realizing firm connection between bottom plate 13 and side plate 12, in addition the weight of channel design ontology is largely divided by pile foundation 22
The soil matrix of load, 13 lower section of spanning region inner bottom plating need to only carry out simple shallow-layer displacement, without carrying out deep layer soft soil foundation processing,
Also the ground across inner region need not be waited slowly to settle and reach stable, greatly optimize related process process, improve construction speed
Degree, to reduce the cast in situs time of traditional concrete beam body Yu concrete abutment, economic benefit is obvious.
Dense packing effect back filling behind abutment material 33 is layered between channel design ontology two sides and road embankment or embankment, to form platform
It is backfilled roadbed supported afterwards, it is provided in injected hole 41 or back filling behind abutment material 33 and is provided with vertically on side plate 12 when insufficient space after platform
The dispensing end of Grouting Pipe 42, vertical Grouting Pipe 42 is directed toward side plate 12.Injected hole 41 on side plate 12 is in quincunx interlaced arrangement, note
Slurry hole 41 is vertically spaced about 1.5m, and horizontal spacing is about 2m.It, can be only with back filling behind abutment after platform when construction space abundance
Material 33 completes the placement in layers and compacting of roadbed after platform；After platform when construction space deficiency, it is being layered as far as possible using small-sized machine
Roadbed backfill body carries out slip casting after filling compacting back filling behind abutment material 33, then after 41 pairs of platforms of injected hole by being reserved on side plate 12
It is closely knit.Alternatively, presetting vertical Grouting Pipe 42 in back filling behind abutment material 33, and the dispensing end of vertical Grouting Pipe 42 is made to be directed toward side
Plate 12, by vertical 42 slip casting of Grouting Pipe, also the slip casting of roadbed backfill body is closely knit after achievable platform.
This channel design ontology by horizontally-supported 111 hanger bearing of bracket on cap beam 21, dead load and live load
It is undertaken by pile foundation, avoids basement process technique process many and diverse in spanning region, shorten the duration, greatly accelerate construction speed
Degree.Compared with traditional bridge, this channel design ontology has crossings on different level current function, it is dual-purpose to realize a bridge, and simplify
Abutment technique process；Compared with traditional box culvert, eliminate the deep layer processing soft soil across inner region, and stress be more clear it is bright
Really reliable, the control technique of settlement after construction is more efficient.
Side plate 12, pile foundation 22 and the cap beam 21 of channel design ontology constitute composite abutment, play earth-retaining stress jointly
Effect.Wherein, pile foundation 22 is also the construction supporting stake of abutment, effectively reduces bridge both as the load-bearing basis of channel design ontology
Platform working procedure and reduce to the excavation of the status earthwork, backfill amount after platform.Channel design ontology and composite abutment are common
Adapt to and meet the stress demand of roadbed filling after platform.
A kind of rapid constructing method of assembled self-balancing channel design system, comprising the following steps:
S1, smooth bridge site range place, pile foundation 22 of constructing；
S2, pile crown is cut to designed elevation, cast in situs construction cap beam 21；
The earthwork in range locating for S3, excavation channel design ontology, cap beam 21, pile foundation 22 and back filling behind abutment material 33, is repaired
Whole backfill slope face；
S4, the appropriate lower section soil body for excavating bottom plate 13, carry out replacement Treatment to shallow layer foundation；
S5, the construction of channel design unit lifting is carried out, joint treatment is carried out after lifting positioning and top plate hinge seam, top plate are existing
Pour the construction of leveling layer 52；
S6, backfill back filling behind abutment material 33；
The accessory structure of S7, construction including leveling layer 52 cast-in-place after attachment strap 7, platform and deck paving 6, completes channel
The construction of structural system.
In step s 6, after platform when construction space abundance, using placement in layers back filling behind abutment material 33 and compaction process
It is filled；After platform when construction space deficiency, after the placement of channel design unit, small-sized machine placement in layers as far as possible is being utilized
After being compacted back filling behind abutment material 33, then by the injected hole 41 being reserved on side plate 12 or it is set in advance in back filling behind abutment material 33
Vertical 42 Xiang Taihou roadbed of Grouting Pipe backfill body carries out slip casting and tamps.
Back filling behind abutment material 33 is filled between channel design ontology and embankment, embankment forms roadbed after platform, horizontally-supported bracket 111
It is provided with attachment strap 7 jointly with the top of roadbed after platform, is respectively arranged with cast-in-place leveling on roadbed after attachment strap 7, top plate 11 and platform
Layer concrete 52 and bridge deck pavement 6, the top surface of bridge deck pavement 6 form the first current face.
The construction method period of the assembled self-balancing channel design system is short, and precast assembly construction reduces live building
Rubbish reduces the pollution to environment.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Embodiment is stated, within the scope of knowledge possessed by those of ordinary skill in the art, is not departing from the utility model ancestor
The various change made under the premise of purport belongs to the protection scope of the utility model.
Claims (8)
1. a kind of assembled self-balancing channel design system, it is characterised in that: including channel design ontology and load-carrying members, institute
Stating load-carrying members includes that several pile foundations and cap beam of channel design ontology two sides, institute are distributed in along channel design body length direction
It states cap beam to be arranged at the top of pile foundation, the top two sides of the channel design ontology are provided with horizontally-supported bracket, the horizontal branch
Support bracket, which is put up, is suspended on the channel design ontology between the pile foundation of two sides, the channel design ontology
Cross section be in rectangle, inside be continuous through to form a chamber along its length；The cover top surface of the channel design ontology
The the first current face for meeting the current demand of upper layer transverse direction is formed, the plate upper surface of the chamber, which is formed, provides longitudinal direction current function
The second current face, be distributed in channel design ontology two sides pile foundation and cap beam, channel design ontology side plate and platform after return
Composite abutment is collectively formed in filler.
2. assembled self-balancing channel design system according to claim 1, it is characterised in that: the channel design ontology
Including several prefabricated channel design units, the longitudinal composition channel design sheet assembled side by side of several described channel design units
Body.
3. assembled self-balancing channel design system according to claim 2, it is characterised in that: the channel design unit
Top plate, a pair of side plates and bottom plate surround rectangular chamber, chamfering is set between the side plate and top plate and side plate and bottom plate
Or haunch structure, the both ends of the top plate protrude from side plate and form support bracket unit, several support bracket units are longitudinal
Horizontally-supported bracket is formed side by side.
4. assembled self-balancing channel design system according to claim 3, it is characterised in that: the bottom plate is through concrete
Continuous placing is formed or the bottom plate is loss of weight bottom plate, which is set as hollow out grid type supporting beam, hollow out grid type
Mortar flag stone is covered between supporting beam together.
5. assembled self-balancing channel design system according to claim 3, it is characterised in that: the bottom plate is combined type
Bottom plate, the combined type bottom plate includes prefabricated panel, and the reserved steel for pouring layer concrete is provided on the prefabricated panel
Muscle, channel design unit pour layer concrete after completing assembly again.
6. the assembled self-balancing channel design system according to any one of claim 3~5, it is characterised in that: described
It is ground shallow displacement layer below bottom plate.
7. the assembled self-balancing channel design system according to any one of claim 3~5, it is characterised in that: channel
Sold stowing back filling behind abutment material forms roadbed after platform, the side plate between road embankment or embankment respectively for the two sides of structural body
On be provided with after injected hole or the platform and be provided with vertical Grouting Pipe in roadbed, the dispensing end of the vertical Grouting Pipe is directed toward
Side plate.
8. the assembled self-balancing channel design system according to any one of claim 2~5, it is characterised in that: described
Channel design unit is ordinary reinforced concrete component, prestressed reinforced concrete component or FRP component, UHPC component；It is described
Pile foundation is prefabricated pile foundation or drill-pouring underwater concrete pile foundation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822086226.4U CN209636573U (en) | 2018-12-12 | 2018-12-12 | A kind of assembled self-balancing channel design system |
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| CN201822086226.4U CN209636573U (en) | 2018-12-12 | 2018-12-12 | A kind of assembled self-balancing channel design system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577121A (en) * | 2018-12-12 | 2019-04-05 | 广州市市政工程设计研究总院有限公司 | A kind of assembled self-balancing channel design system and its rapid constructing method |
-
2018
- 2018-12-12 CN CN201822086226.4U patent/CN209636573U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577121A (en) * | 2018-12-12 | 2019-04-05 | 广州市市政工程设计研究总院有限公司 | A kind of assembled self-balancing channel design system and its rapid constructing method |
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