CN206859478U - A kind of overlapping reinforced concrete slab structure for bearing heavy duty - Google Patents
A kind of overlapping reinforced concrete slab structure for bearing heavy duty Download PDFInfo
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- CN206859478U CN206859478U CN201720153573.7U CN201720153573U CN206859478U CN 206859478 U CN206859478 U CN 206859478U CN 201720153573 U CN201720153573 U CN 201720153573U CN 206859478 U CN206859478 U CN 206859478U
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- muscle
- prefabricated board
- bottom prefabricated
- concrete slab
- heavy duty
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Abstract
The utility model discloses a kind of overlapping reinforced concrete slab structure for bearing heavy duty to include bent cap, lifted on the bent cap and track girder is fixed with by node, the track girder upper end is provided between the side bottom prefabricated board of embedded lattice muscle, No. I beam bottom prefabricated board between bottom prefabricated board, No. II beam, lay longitudinal structure reinforcing bar, direction across bridge steel bar stress, lower muscle between the side bottom prefabricated board, No. I beam between bottom prefabricated board, No. II beam at bottom prefabricated board hypodermis, Bars In Poured Concrete Slab is cast with its epithelium.The utility model makes formed product, its low cost, reasonable stress, is easy to construction and short construction period, improves operating efficiency and construction quality.
Description
Technical field
The invention belongs to field of civil engineering, and in particular to a kind of overlapping reinforced concrete slab structure for bearing heavy duty.
Background technology
Concrete bridge deck harden structure or flooring harden structure, merely using cast-in-place harden structure when, integrality performance of the structure is preferable, but
Construction period is longer, and site operation difficulty is larger, and labor intensive resource is high, and template consumption is larger, and corresponding improve is built into
This.
Precast concrete harden structure is to be adapted to industrialized structure type, can be made with batch production, and then shortens scene and make
The industry time.Joint's connection fabrication in precast concrete between prefabricated components determines integrality performance of the structure, but existing pre-
Concrete structure node processed is usually the weak link of structure, have impact on stress performance, and work progress is complex.
Furthermore for the concrete board constructions using prefabricated board, generally it is arranged on grid beam or track girder, plate,
Globality is poor between beam, and common stress-bearing capability is weak between each other.
Therefore, the making with reference to concrete cast-in-place slab and prefabricated board and loading characteristic, so develop it is a kind of it is easy for construction, by
The superimposed sheet that power cast in place concrete plate of good performance and precast slab combine, assembled integral concrete is improved to reach
The globality of structure, the stress performance for improving building structure and the purpose for improving building industrialization level.
The content of the invention
The present invention proposes that the purpose is to provide a kind of overlapping for bearing heavy duty to solve the problems, such as that prior art is present
Reinforced concrete slab structure.
The technical scheme is that：A kind of overlapping reinforced concrete slab structure for bearing heavy duty, including bent cap, it is described
Lifted on bent cap and track girder is fixed with by node, the track girder upper end is provided with bottom between side bottom prefabricated board, No. I beam
Bottom prefabricated board between prefabricated board, No. II beam, bottom is prefabricated between bottom prefabricated board, No. II beam between the side bottom prefabricated board, No. I beam
Embedded lattice muscle, the lattice muscle include upper muscle, abdomen muscle, lower muscle in plate, and bottom is pre- between the side bottom prefabricated board, No. I beam
Longitudinal structure reinforcing bar is laid at bottom prefabricated board hypodermis and stretch out direction across bridge steel bar stress, the lower muscle of end face between making sheet, No. II beam,
Be cast with Bars In Poured Concrete Slab at its epithelium, in the Bars In Poured Concrete Slab overlap joint be fixed with epithelium longitudinal structure reinforcing bar, hypodermis longitudinal structure reinforcing bar,
Hypodermis transverse structure reinforcing bar, bottom is pre- between bottom prefabricated board, No. II beam between the Bars In Poured Concrete Slab and side bottom prefabricated board, No. I beam of cast
Making sheet forms track plates, and is connected as a single entity with track girder.
Summit laying is put in the lattice muscle cross section in muscle on isosceles triangle is just put, and two lower muscle wear isosceles three respectively
Angular base vertex position is laid, and upper muscle is planar provided with the affixed abdomen muscle of the two with lower muscle.
The upper muscle is a limb or two and tied.
The abdomen muscle is that triangle is wavy, and its crest and trough are respectively and upper muscle and the affixed point of lower muscle.
The fixed connection mode of the abdomen muscle and upper muscle, lower muscle bundlees for welding or iron wire.
No. I stirrup, No. II stirrup are set in the track girder, track girder back also lays back Reinforcement, track
Beam beam base fabric sets beam bottom Reinforcement.
Back is laid at the top of the track girder and gets rid of muscle, the back gets rid of muscle and is anchored in track girder.
Bottom prefabricated board epithelium reserves sawtooth between bottom prefabricated board, No. II beam between the side bottom prefabricated board, No. I beam.
The technical characterstic and advantage of the present invention：
1. construction is simple, technology maturation, cost are saved, it is firm that the two is combined, and structure is durable in use.
2. the present invention effectively solution framework beam work track girder and building, the common stress problem of bridge floor, and can solve flooring
Mat formation problem.
3. industrialized level is high, precast slab production efficiency is high, quality is good.
Brief description of the drawings
Fig. 1 is the top view of the present invention；
Fig. 2 is along the sectional view of Section A-A in Fig. 1；
Fig. 3 is the location diagram of component in Fig. 2；
Fig. 4 is middle orbit beam, Bars In Poured Concrete Slab, the connection of prefabricated board and cross section arrangement of reinforcement schematic diagram of the present invention；
Fig. 5 is along the sectional view in E-E sections in Fig. 2；
Fig. 6 be in the present invention prefabricated board direction across bridge without lattice muscle section schematic cross-sectional view；
Fig. 7 is the arrangement schematic diagram that prefabricated board direction across bridge sets lattice muscle in the present invention；
Fig. 8 is along the sectional view in D-D sections in Fig. 7；
Fig. 9 is along the sectional view of section B-B in Fig. 2；
Figure 10 is the schematic diagram of Fig. 9 interior joints 1；
Wherein：
The track girder of 1 bent cap 2
Bottom prefabricated board between 34 No. I beams of side bottom prefabricated board
The longitudinal structure reinforcing bar of bottom prefabricated board 6 between 5 No. II beams
Muscle on 7 direction across bridge steel bar stresses 8
9 10 times muscle of abdomen muscle
11 No. I stirrups, 12 No. II stirrups
13 backs get rid of the Bars In Poured Concrete Slab of muscle 14
The beam bottom Reinforcement of 15 epithelium longitudinal structure reinforcing bar 16
The hypodermis longitudinal structure reinforcing bar of 17 back Reinforcement 18
19 hypodermis transverse structure reinforcing bars.
Embodiment
Hereinafter, referring to the drawings and embodiment the present invention is described in detail：
As shown in Fig. 1 ~ 10, a kind of overlapping reinforced concrete slab structure for bearing heavy duty, including bent cap 1, the bent cap 1
Upper to lift and be fixed with track girder 2 by node, the upper end of track girder 2 is provided with bottom between 3, No. I beams of side bottom prefabricated board
Bottom prefabricated board 5 between 4, No. II beams of prefabricated board, bottom between 4, No. II beams of bottom prefabricated board between described 3, No. I beams of side bottom prefabricated board
Embedded lattice muscle, the lattice muscle include upper muscle 8, abdomen muscle 9, lower muscle 10, the side bottom prefabricated board 3, I in prefabricated board 5
Longitudinal structure reinforcing bar 6 is laid between 4, No. II beams of bottom prefabricated board at the hypodermis of bottom prefabricated board 5 and stretch out the direction across bridge of end face between beam
Steel bar stress 7, lower muscle 10, Bars In Poured Concrete Slab 14 is cast with its epithelium, overlap joint is fixed with epithelium longitudinal structure in the Bars In Poured Concrete Slab 14
Reinforcing bar 15, hypodermis longitudinal structure reinforcing bar 18, hypodermis transverse structure reinforcing bar 19, Bars In Poured Concrete Slab 14 and the side bottom prefabricated board 3, I of cast
Bottom prefabricated board 5 forms track plates between 4, No. II beams of bottom prefabricated board between number beam, and is connected as a single entity with track girder 2.
Summit laying is put in the lattice muscle cross section in muscle 8 on isosceles triangle is just put, and two lower muscle 10 are worn respectively
The base vertex position of lumbar triangle shape is laid, and upper muscle 8 is planar provided with the affixed abdomen muscle 9 of the two with lower muscle 10.
The upper muscle 8 is a limb or two and tied.
The abdomen muscle 9 is that triangle is wavy, and its crest and trough are respectively and upper muscle 8 and the affixed point of lower muscle 10.
The fixed connection mode of the abdomen muscle 9 and upper muscle 8, lower muscle 10 bundlees for welding or iron wire.
11, No. II stirrups 12 of No. I stirrup are set in the track girder 2, the back of track girder 2 also lays back Reinforcement
17, the beam base fabric of track girder 2 sets beam bottom Reinforcement 16.Back Reinforcement 17 is cast-in-place in concrete slab, to add
Connection integrity between pouring concrete and track girder and precast concrete after strong；Wherein track girder beam bottom Reinforcement 16 is in-orbit
Road beam is laid during making by specification and drawing.
The top of track girder 2 lays back and gets rid of muscle 13, and the back gets rid of muscle 13 and is anchored in track girder 2.
The cloth set direction that the back gets rid of muscle 13 is vertical direction.
The epithelium of bottom prefabricated board 5 reserves sawtooth between 4, No. II beams of bottom prefabricated board between described 3, No. I beams of side bottom prefabricated board.
The connection integrity between precast slab and Bars In Poured Concrete Slab can further be increased.
A kind of preparation method for the overlapping reinforced concrete slab structure for bearing heavy duty, including procedure below：Construction makes
After bent cap 1, the given position of lifting precast concrete rail beam 2 to bent cap 1, track girder 2 is fixedly connected by node,
Then lift and be embedded between the side bottom prefabricated board 3 and No. I beam of lattice muscle bottom prefabricated board 5 between 4, No. II beams of bottom prefabricated board
Mount point to track girder 2, between side bottom prefabricated board 3 and No. I beam between 4, No. II beams of bottom prefabricated board in bottom prefabricated board 5
The upper muscle 8 of lattice muscle is as placement construction bracket and installs gluten in overlapping layers, then between side bottom prefabricated board 3 and No. I beam
Fixed epithelium longitudinal structure reinforcing bar 15, hypodermis longitudinal structure reinforcing bar are overlapped between 4, No. II beams of bottom prefabricated board on bottom prefabricated board 5
18th, hypodermis transverse structure reinforcing bar 19, and the supporting module at border, cast concrete form Bars In Poured Concrete Slab 14, the Bars In Poured Concrete Slab of cast
Bottom prefabricated board 5 forms track plates, and and track girder between 4, No. II beams of bottom prefabricated board between 14 and 3, No. I beams of side bottom prefabricated board
2 are connected as a single entity.
Lattice steel is reliably connected with reinforcing bar in Bars In Poured Concrete Slab 14, ensures that superimposed sheet is combined into one.
The size of upper muscle 8, lower muscle 10 and abdomen muscle 9 can be selected according to force request.
In prefabricated board, the spacing between lattice muscle can be adjusted according to the size of lattice muscle, material specification and plate stress
It is whole.
The thickness of slab of Bars In Poured Concrete Slab 14 and other each steel bar stresses are determined all in accordance with stress size.
The present invention makes formed product, its low cost, reasonable stress, is easy to construction and short construction period, improves work
Make efficiency and construction quality.
Claims (8)
1. a kind of overlapping reinforced concrete slab structure for bearing heavy duty, including bent cap（1）, the bent cap（1）It is upper to lift and lead to
Celebrate a festival a fixed rail road beam（2）, it is characterised in that：The track girder（2）Upper end is provided with side bottom prefabricated board（3）, No. I beam
Between bottom prefabricated board（4）, bottom prefabricated board between No. II beam（5）, the side bottom prefabricated board（3）, bottom prefabricated board between No. I beam
（4）, bottom prefabricated board between No. II beam（5）In embedded lattice muscle, the lattice muscle includes upper muscle（8）, abdomen muscle（9）, lower muscle
（10）, the side bottom prefabricated board（3）, bottom prefabricated board between No. I beam（4）, bottom prefabricated board between No. II beam（5）Laid at hypodermis
Longitudinal structure reinforcing bar（6）With the direction across bridge steel bar stress for stretching out end face（7）, lower muscle（10）, Bars In Poured Concrete Slab is cast with its epithelium
（14）, the Bars In Poured Concrete Slab（14）Middle overlap joint is fixed with epithelium longitudinal structure reinforcing bar（15）, hypodermis longitudinal structure reinforcing bar（18）, hypodermis
Transverse structure reinforcing bar（19）, the Bars In Poured Concrete Slab of cast（14）With side bottom prefabricated board（3）, bottom prefabricated board between No. I beam（4）, No. II
Bottom prefabricated board between beam（5）Form track plates, and and track girder（2）It is connected as a single entity.
A kind of 2. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 1, it is characterised in that：It is described
Lattice muscle cross section is in just to put muscle on isosceles triangle（8）Put on summit laying, two lower muscle（10）Isosceles triangle is worn respectively
Base vertex position lay, upper muscle（8）With lower muscle（10）Planar it is provided with the affixed abdomen muscle of the two（9）.
A kind of 3. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 2, it is characterised in that：It is described
Upper muscle（8）For a limb or two and tie.
A kind of 4. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 2, it is characterised in that：It is described
Abdomen muscle（9）Wavy for triangle, its crest and trough are respectively and upper muscle（8）With lower muscle（10）Affixed point.
A kind of 5. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 4, it is characterised in that：It is described
Abdomen muscle（9）With upper muscle（8）, lower muscle（10）Fixed connection mode for welding or iron wire binding.
A kind of 6. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 1, it is characterised in that：It is described
Track girder（2）Inside set No. I stirrup（11）, No. II stirrup（12）, track girder（2）Back also lays back Reinforcement
（17）, track girder（2）Beam base fabric sets beam bottom Reinforcement（16）.
A kind of 7. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 1, it is characterised in that：It is described
Track girder（2）Lay back and get rid of muscle in top（13）, the back gets rid of muscle（13）It is anchored in track girder（2）It is interior.
A kind of 8. overlapping reinforced concrete slab structure for bearing heavy duty according to claim 1, it is characterised in that：It is described
Side bottom prefabricated board（3）, bottom prefabricated board between No. I beam（4）, bottom prefabricated board between No. II beam（5）Epithelium reserves sawtooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720153573.7U CN206859478U (en) | 2017-02-21 | 2017-02-21 | A kind of overlapping reinforced concrete slab structure for bearing heavy duty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720153573.7U CN206859478U (en) | 2017-02-21 | 2017-02-21 | A kind of overlapping reinforced concrete slab structure for bearing heavy duty |
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| Publication Number | Publication Date |
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| CN206859478U true CN206859478U (en) | 2018-01-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246094A (en) * | 2017-02-21 | 2017-10-13 | 铁道第三勘察设计院集团有限公司 | A kind of overlapping reinforced concrete slab structure and preparation method for bearing heavy duty |
| CN108908651A (en) * | 2018-07-09 | 2018-11-30 | 浙江大学 | A kind of FRCM prefabricated board and its moulding process from anchoring |
| CN109184077A (en) * | 2018-10-17 | 2019-01-11 | 中国铁路设计集团有限公司 | One kind, which is casted anchor, applies prestressed girder with rolled steel section en cased in concrete and its construction method |
-
2017
- 2017-02-21 CN CN201720153573.7U patent/CN206859478U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246094A (en) * | 2017-02-21 | 2017-10-13 | 铁道第三勘察设计院集团有限公司 | A kind of overlapping reinforced concrete slab structure and preparation method for bearing heavy duty |
| CN107246094B (en) * | 2017-02-21 | 2023-07-21 | 中国铁路设计集团有限公司 | Superposed reinforced concrete slab structure capable of bearing heavy load and manufacturing method |
| CN108908651A (en) * | 2018-07-09 | 2018-11-30 | 浙江大学 | A kind of FRCM prefabricated board and its moulding process from anchoring |
| CN109184077A (en) * | 2018-10-17 | 2019-01-11 | 中国铁路设计集团有限公司 | One kind, which is casted anchor, applies prestressed girder with rolled steel section en cased in concrete and its construction method |
| CN109184077B (en) * | 2018-10-17 | 2023-05-09 | 中国铁路设计集团有限公司 | Steel reinforced concrete beam with prestressed lower anchor and construction method thereof |
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