CN108239995A - A kind of open cut is without column Metro Station Structure - Google Patents
A kind of open cut is without column Metro Station Structure Download PDFInfo
- Publication number
- CN108239995A CN108239995A CN201810094758.4A CN201810094758A CN108239995A CN 108239995 A CN108239995 A CN 108239995A CN 201810094758 A CN201810094758 A CN 201810094758A CN 108239995 A CN108239995 A CN 108239995A
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- plate
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- concrete
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- steel plate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
Abstract
A kind of open cut is without column Metro Station Structure, including plate, bottom plate and abutment wall in prefabricated box hat concrete roof, prefabricated steel-shelled concrete, two are fixed on to the abutment wall being arranged in parallel on bottom plate relatively, station channel is formed between two abutment walls, inside in the middle part of abutment wall is equipped with middle part and strengthens bracket beam, plate fixation is laid between the middle part reinforcement bracket beam of two abutment walls in prefabricated steel-shelled concrete, the outside on the abutment wall top is equipped with top and strengthens bracket beam, and the prefabricated box hat concrete roof fixation is laid between the coping reinforcement bracket beam of both sides.The present invention has the following advantages：Plate is factory-made component in steel-shelled concrete top plate, steel-shelled concrete, and industrialization degree is high, can effectively shorten the construction period, and road restores fast；Subway station is using no rod structure, and public area is open, and sight is unobstructed, and space availability ratio is high；The upper steel plate and lower steel plate of steel-shelled concrete composite structure are conducive to control the cracking of concrete, improve the durability and water proofing property of structure.
Description
Technical field
The present invention relates to a kind of open cut without column Metro Station Structure.
Background technology
Subway station can be divided into cut and cover method station structure, cap excavation method station structure, subsurface excavation method according to the difference of construction method
Station structure and shield tunnel expansion digging method station structure.
Prefered method of the cut and cover method as various countries' metro station construction, with operation side is more, easily ensures construction quality
And the advantages that low engineering cost, but cut and cover method applies in general to ground and has ready conditions open excavate, and to prevent mid-span deflection
Excessive generation deflection deformation usually also needs to setting column.But the construction period of above-mentioned cut and cover method is long, complex procedures, and
Structure stress is not quite reasonable, does not give full play to the ability of the resistance to compression stretch-proof of armored concrete.Simultaneously in subway station sky
In be equipped with column, the visual field can be caused not open enough and low space utilization, can also give a kind of oppressive feeling of people.
In view of this, it is necessory to provide a kind of open cut without column Metro Station Structure.
Invention content
Present invention aims to overcome that the shortcomings that prior art and deficiency, provide a kind of space availability ratio height, stress
Open cut that can be good is without column Metro Station Structure.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of open cut is without column Metro Station Structure, including plate, bottom in prefabricated box hat concrete roof, prefabricated steel-shelled concrete
Plate and abutment wall, two are fixed on to the abutment wall being arranged in parallel on bottom plate relatively, and station channel, the abutment wall are formed between two abutment walls
The inside at middle part is equipped with middle part and strengthens bracket beam, and plate fixes the middle part reinforcement for being laid on two abutment walls in the prefabricated steel-shelled concrete
Between bracket beam, the outside on the abutment wall top is equipped with top and strengthens bracket beam, and the prefabricated box hat concrete roof fixes paving
It is located between the coping reinforcement bracket beam of both sides.
From the foregoing, it will be observed that the present invention uses prefabricated box hat concrete slab as top plate of the open cut without rod structure and middle plate, it is prefabricated
Steel-shelled concrete top plate is strengthened bracket beam by abutment wall and top and is supported jointly, solid and reliable, and plate is adopted in prefabricated steel-shelled concrete
Strengthen bracket beam with the middle part added to be supported, construction is on the one hand facilitated to connect, on the other hand can enhance the anti-native side of abutment wall
The ability of pressure；Prefabricated box hat concrete slab has double-layer steel plate structure and built-in concrete forms between double-layer plate, by
There is excellent bending resistance square performance, therefore prefabricated box hat concrete slab compared with armoured concrete slab in prefabricated box hat concrete slab
It can more prevent that mid-span deflection is excessive and generates deflection deformation, that is to say that structure of the present invention has better stress performance；And ground
Iron station is using no rod structure, and public area is open, and sight is unobstructed, and space availability ratio is high.
As a modification of the present invention, the prefabricated box hat concrete roof includes upper steel plate, lower steel plate and filling
Concrete between upper steel plate and lower steel plate is equipped with horizontal stroke between the upper steel plate and lower steel plate of the prefabricated box hat concrete roof
To steel diaphragm and longitudinal steel diaphragm.
As a kind of improvement of the present invention, L-type is equipped between the upper steel plate and lower steel plate of the prefabricated box hat concrete roof
Steel shearing-resistant member.
Further, the lower surface of the prefabricated box hat concrete roof upper steel plate is equipped with L-type steel shearing-resistant member, described prefabricated
The upper surface of steel-shelled concrete top plate lower steel plate is equipped with L-type steel shearing-resistant member.
As a modification of the present invention, plate includes upper steel plate, lower steel plate and filling in the prefabricated steel-shelled concrete
Concrete between upper steel plate and lower steel plate is equipped with horizontal stroke in the prefabricated steel-shelled concrete between the upper steel plate and lower steel plate of plate
To steel diaphragm and longitudinal steel diaphragm.
As a kind of improvement of the present invention, shearing resistance is equipped between the upper steel plate and lower steel plate of plate in the prefabricated steel-shelled concrete
Peg.
Further, the lower surface of plate upper steel plate is equipped with shear stud, the pre-manufactured steel in the prefabricated steel-shelled concrete
The upper surface of plate lower steel plate is equipped with shear stud in shell concrete.
Further, plate is fixedly connected by foundation bolt with middle part reinforcement bracket beam in the prefabricated steel-shelled concrete,
And grouting fixation is carried out with concrete in connection gap.
Further, the prefabricated box hat concrete roof is fixedly connected by foundation bolt with top reinforcement bracket beam,
And grouting fixation is carried out with concrete in connection gap.
It is cast in place reinforced bar mixed mud component that bracket beam is strengthened at the bottom plate, abutment wall, middle part reinforcement bracket beam and top.
Compared with prior art, the present invention has the following advantages：
1st, plate is factory-made component in steel-shelled concrete top plate, steel-shelled concrete, and industrialization degree is high, can effectively contract
Short construction period, road restore fast.
2nd, subway station is using no rod structure, and public area is open, and sight is unobstructed, and space availability ratio is high.
3rd, the upper steel plate of steel-shelled concrete composite structure and lower steel plate are conducive to control the cracking of concrete, improve structure
Durability and water proofing property.
4th, relative to traditional reinforced concrete structure, steel-shelled concrete composite structure can give full play to the tension of steel plate
Performance, the compressive property of concrete, bending resistance square sexuality is excellent, effectively reduces dead load, improves the antidetonation of structure
Ability.
Description of the drawings
Fig. 1 is schematic diagram of the open cut of the present invention without column Metro Station Structure；
Fig. 2 is schematic diagram of the open cut of the present invention without the prefabricated box hat concrete roof of column Metro Station Structure；
Fig. 3 is schematic diagram of the open cut of the present invention without plate in the prefabricated steel-shelled concrete of column Metro Station Structure.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.It is understood that tool described herein
Body embodiment is used only for explaining the present invention rather than limitation of the invention.It also should be noted that for the ease of retouching
It states, part related to the present invention rather than full content is illustrated only in attached drawing.
Embodiment
It please refers to Fig.1 to Fig. 3, a kind of open cut is without column Metro Station Structure, including prefabricated box hat concrete roof 1, prefabricated
Plate 2, bottom plate 3 and abutment wall 4 in steel-shelled concrete, two opposite to be fixed on to the abutment wall 4 being arranged in parallel on bottom plate 3, two abutment walls 4 it
Between form station channel, the inside at 4 middle part of the abutment wall is equipped with middle part and strengthens bracket beam 6, plate 2 in the prefabricated steel-shelled concrete
Between bracket beam 6 is strengthened at the fixed middle part for being laid on two abutment walls, the outside on 4 top of abutment wall is equipped with top and strengthens bracket beam 5,
The prefabricated box hat concrete roof 1, which is fixed, to be laid between the top reinforcement bracket beam 5 of two abutment walls 4.Wherein, the bottom plate 3,
It is cast-in-situ steel reinforced concrete component that abutment wall 4, middle part, which strengthen bracket beam 6 and top reinforcement bracket beam 5, the thickness of the cast-in-place bottom plate
Spend for 1000mm~1200mm, the thickness of the cast-in-place abutment wall is 1200mm, the cast-in-place bracket depth of beam for 800mm~
900mm, thickness are 600~700mm.
From the foregoing, it will be observed that the present invention uses prefabricated box hat concrete slab as top plate of the open cut without rod structure and middle plate, it is prefabricated
Steel-shelled concrete top plate is strengthened bracket beam by abutment wall and top and is supported jointly, solid and reliable, and plate is adopted in prefabricated steel-shelled concrete
Strengthen bracket beam with the middle part added to be supported, construction is on the one hand facilitated to connect, on the other hand can enhance the anti-native side of abutment wall
Pressure capability；Top plate load is made of road surface mobile load and vertical earth pressure, and prefabricated box hat concrete slab has double-layer plate
Structure and built-in concrete forms between double-layer plate, since prefabricated box hat concrete slab has compared with armoured concrete slab
There is excellent bending resistance square performance, therefore prefabricated box hat concrete slab can more prevent mid-span deflection excessive and generate deflection deformation,
It is that structure of the present invention has better stress performance；And subway station, using no rod structure, public area is open, and sight is without screening
Gear, space availability ratio are high.
It that is to say the steel-shelled concrete top plate of the present invention, plate is factory-made component in steel-shelled concrete, industrialization degree
Height can effectively shorten the construction period, and road restores fast；Simultaneously relative to traditional reinforced concrete structure, upper steel plate is under
Steel plate is conducive to control the cracking of concrete, improves the durability and water proofing property of concrete.And steel-shelled concrete composite structure
The tensile property of steel plate, the compressive property of concrete can be given full play to, bending resistance square sexuality is excellent, effectively reduces structure
Dead weight improves the shock resistance of structure.
In the present embodiment, the prefabricated box hat concrete roof 1 includes upper steel plate 11, lower steel plate 12 and is filled in
Concrete between steel plate 11 and lower steel plate 12, between the upper steel plate 11 of the prefabricated box hat concrete roof 1 and lower steel plate 12
Equipped with lateral steel diaphragm 14 and longitudinal steel diaphragm 13, wherein in upper steel plate 11 or lower steel plate 12 in lateral steel diaphragm 14 and longitudinal steel
There are pouring holes 16 on the compartment that partition board 13 forms, and the thickness of the prefabricated box hat concrete roof is 700mm~900mm,
Described in upper steel plate and lower steel plate thickness be 10~20mm.Lateral steel diaphragm and longitudinal steel diaphragm in addition to can strengthen rigidity and
Outside bending resistance square performance, lateral steel diaphragm, longitudinal steel diaphragm and upper steel plate, lower steel plate form interior compartment, and concrete passes through inside
The preformed hole position of compartment is poured, and is conducive to the density of double-layer plate inner concrete filling.
Further, L-type steel shearing resistance is equipped between the upper steel plate 11 of the prefabricated box hat concrete roof 1 and lower steel plate 12
Part 15, the flange plate width of L-type steel member in shear memory 15 are 80~100mm, and edge of a wing plate thickness is 11mm~13mm, the height of web
For 190mm~210mm, the thickness of web is 11mm~13mm.L-type steel shearing-resistant member and upper steel plate, lower steel plate and concrete phase
Interaction resistance is applied to load on steel-shelled concrete top plate, effectively increases the rigidity of prefabricated box hat concrete roof and strong
Degree.Specifically, the lower surface of 1 upper steel plate 11 of prefabricated box hat concrete roof is equipped with L-type steel shearing-resistant member 15, the pre-manufactured steel
The upper surface of 1 lower steel plate 12 of shell concrete roof is equipped with L-type steel shearing-resistant member 15.
In the present embodiment, plate 2 includes upper steel plate 21, lower steel plate 22 and is filled in the prefabricated steel-shelled concrete
Concrete between steel plate 21 and lower steel plate 22, in the prefabricated steel-shelled concrete between the upper steel plate 21 of plate 2 and lower steel plate 22
Equipped with lateral steel diaphragm 24 and longitudinal steel diaphragm 23, wherein in upper steel plate 21 or lower steel plate 22 in lateral steel diaphragm 24 and longitudinal steel
There are pouring hole 26 on the compartment that partition board 23 forms, the thickness of plate is 400mm~600mm in the prefabricated steel-shelled concrete,
Described in upper steel plate and lower steel plate thickness be 10~20mm.Lateral steel diaphragm and longitudinal steel diaphragm in addition to can strengthen rigidity and
Outside bending resistance square performance, lateral steel diaphragm, longitudinal steel diaphragm and upper steel plate, lower steel plate form interior compartment, and concrete passes through inside
The preformed hole position of compartment is poured, and is conducive to the density of double-layer plate inner concrete filling.
Further, shear stud is equipped in the prefabricated steel-shelled concrete between the upper steel plate 21 of plate 2 and lower steel plate 22
25, the height of shear stud is 90~110mm, tip diameter 19mm, a diameter of 32mm of end cap.Middle plate load is by crowd
Load and equipment load composition, according to design requirement, plate stress is small in prefabricated steel-shelled concrete, and setting peg can meet shearing resistance
It is required that cost can be reduced.Specifically, the lower surface of 2 upper steel plate 21 of plate is equipped with shear stud in the prefabricated steel-shelled concrete
25, the upper surface of 2 lower steel plate 21 of plate is equipped with shear stud 25 in the prefabricated steel-shelled concrete.
In order to strengthen the connection of plate and bracket beam in prefabricated steel-shelled concrete, plate 2 passes through in the prefabricated steel-shelled concrete
Foundation bolt 8 is strengthened bracket beam 6 with middle part and is fixedly connected, and carries out grouting fixation with concrete in connection gap.
In order to strengthen the connection of prefabricated box hat concrete roof and bracket beam, the prefabricated box hat concrete roof 1 passes through
Foundation bolt 7 is strengthened bracket beam 5 with top and is fixedly connected, and carries out grouting fixation with concrete in connection gap.
The Specific construction process of the present invention includes the following steps：
1st, bottom plate, abutment wall and reinforcement bracket beam are reinforced concrete cast-in-situ component, treat that excavation support, bed course pour completion
Afterwards, bottom plate, abutment wall are carried out and strengthens the concrete formwork of bracket beam, pour and conserve.
2nd, two set temporary steel support between parallel abutment wall relatively, strengthen bracket beam according to Practical Project requirement etc.
Distance arrangement preformed hole position, after concrete curing to the intensity being pre-designed, by prefabricated box hat concrete roof, prefabricated box hat
Plate support is transported to scene in concrete, removes middle part and strengthens bracket beam more than temporary steel support, slings prefabricated box hat using loop wheel machine and mix
Plate in solidifying soil falls to abutment wall middle inside and strengthens on bracket beam, and plate strengthens bracket beam with middle part in prefabricated steel-shelled concrete
Junction, penetrates from top to bottom in foundation bolt to reinforcement bracket beam preformed hole position, and the mortar cementation of fissures is carried out to preformed hole interdigit gap
Processing.
3rd, after filling intensity is met the requirements, you can prefabricated box hat concrete roof is installed.Pre-manufactured steel is sling using loop wheel machine
Shell concrete roof, drops down onto abutment wall outer upper and strengthens on bracket beam, strengthens bracket in prefabricated box hat concrete roof and top
Beam junction, penetrates from top to bottom in foundation bolt to reinforcement bracket beam preformed hole position, and mortar filling is carried out to preformed hole interdigit gap
Seam processing removes middle part and strengthens bracket beam more than temporary steel support.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
1. a kind of open cut is without column Metro Station Structure, it is characterised in that：Including prefabricated box hat concrete roof, prefabricated box hat coagulation
Plate, bottom plate and abutment wall in soil, two are fixed on to the abutment wall being arranged in parallel on bottom plate relatively, and station is formed between two abutment walls and is led to
Road, the inside in the middle part of the abutment wall are equipped with middle part and strengthen bracket beam, in the prefabricated steel-shelled concrete plate fixation be laid on both sides
Between bracket beam is strengthened at the middle part of wall, the outside on the abutment wall top is equipped with top and strengthens bracket beam, the prefabricated box hat coagulation
Native top plate fixation is laid between the coping reinforcement bracket beam of both sides.
2. open cut according to claim 1 is without column Metro Station Structure, it is characterised in that：The prefabricated steel-shelled concrete top
Plate includes upper steel plate, lower steel plate and the concrete being filled between upper steel plate and lower steel plate, the prefabricated steel-shelled concrete top
Lateral steel diaphragm and longitudinal steel diaphragm are equipped between the upper steel plate and lower steel plate of plate.
3. open cut according to claim 2 is without column Metro Station Structure, it is characterised in that：The prefabricated steel-shelled concrete top
L-type steel shearing-resistant member is equipped between the upper steel plate and lower steel plate of plate.
4. open cut according to claim 3 is without column Metro Station Structure, it is characterised in that：The prefabricated steel-shelled concrete top
The lower surface of plate upper steel plate is equipped with L-type steel shearing-resistant member, and the upper surface of the prefabricated box hat concrete roof lower steel plate is equipped with L-type steel
Shearing-resistant member.
5. open cut according to claim 1 is without column Metro Station Structure, it is characterised in that：In the prefabricated steel-shelled concrete
Plate includes upper steel plate, lower steel plate and the concrete being filled between upper steel plate and lower steel plate, in the prefabricated steel-shelled concrete
Lateral steel diaphragm and longitudinal steel diaphragm are equipped between the upper steel plate and lower steel plate of plate.
6. open cut according to claim 5 is without column Metro Station Structure, it is characterised in that：In the prefabricated steel-shelled concrete
Shear stud is equipped between the upper steel plate and lower steel plate of plate.
7. open cut according to claim 6 is without column Metro Station Structure, it is characterised in that：In the prefabricated steel-shelled concrete
The lower surface of plate upper steel plate is equipped with shear stud, and the upper surface of plate lower steel plate is equipped with shearing resistance bolt in the prefabricated steel-shelled concrete
Nail.
8. open cut according to claim 1 is without column Metro Station Structure, it is characterised in that：In the prefabricated steel-shelled concrete
Plate is strengthened bracket beam with middle part by foundation bolt and is fixedly connected, and carries out grouting fixation with concrete in connection gap.
9. open cut according to claim 1 is without column Metro Station Structure, it is characterised in that：The prefabricated steel-shelled concrete top
Plate is strengthened bracket beam with top by foundation bolt and is fixedly connected, and carries out grouting fixation with concrete in connection gap.
10. open cut according to claim 1 is without column Metro Station Structure, it is characterised in that：The bottom plate, abutment wall, middle part
It is cast in place reinforced bar mixed mud component to strengthen bracket beam and top reinforcement bracket beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810094758.4A CN108239995A (en) | 2018-01-31 | 2018-01-31 | A kind of open cut is without column Metro Station Structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810094758.4A CN108239995A (en) | 2018-01-31 | 2018-01-31 | A kind of open cut is without column Metro Station Structure |
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| Publication Number | Publication Date |
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| CN108239995A true CN108239995A (en) | 2018-07-03 |
Family
ID=62699720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810094758.4A Pending CN108239995A (en) | 2018-01-31 | 2018-01-31 | A kind of open cut is without column Metro Station Structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109339832A (en) * | 2018-10-16 | 2019-02-15 | 中铁第四勘察设计院集团有限公司 | End Shaft at Underground Metro Station exempts to set the structure of center pillar and its construction method |
| CN110331739A (en) * | 2019-07-09 | 2019-10-15 | 沈阳建筑大学 | A kind of lid digging is suitable to make construction method |
| CN110374139A (en) * | 2019-07-09 | 2019-10-25 | 沈阳建筑大学 | A kind of construction method of the underground space structure of covered back-digging construction |
| CN110565519A (en) * | 2019-09-18 | 2019-12-13 | 中交第一公路勘察设计研究院有限公司 | Anchorage front anchor chamber cover plate |
| CN112267490A (en) * | 2020-10-10 | 2021-01-26 | 中路杜拉国际工程股份有限公司 | Mounting and machining method for partition plate of comprehensive pipe gallery |
| CN115182383A (en) * | 2022-08-16 | 2022-10-14 | 上海市城市建设设计研究总院（集团）有限公司 | Deep-buried large-span open-cut tunnel structure in soft soil water-rich area and construction method thereof |
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| CN208088337U (en) * | 2018-01-31 | 2018-11-13 | 广东工业大学 | A kind of open cut is without column Metro Station Structure |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339832A (en) * | 2018-10-16 | 2019-02-15 | 中铁第四勘察设计院集团有限公司 | End Shaft at Underground Metro Station exempts to set the structure of center pillar and its construction method |
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| CN110374139A (en) * | 2019-07-09 | 2019-10-25 | 沈阳建筑大学 | A kind of construction method of the underground space structure of covered back-digging construction |
| CN110331739B (en) * | 2019-07-09 | 2021-05-07 | 沈阳建筑大学 | Cover-excavation sequential construction method |
| CN110565519A (en) * | 2019-09-18 | 2019-12-13 | 中交第一公路勘察设计研究院有限公司 | Anchorage front anchor chamber cover plate |
| CN112267490A (en) * | 2020-10-10 | 2021-01-26 | 中路杜拉国际工程股份有限公司 | Mounting and machining method for partition plate of comprehensive pipe gallery |
| CN115182383A (en) * | 2022-08-16 | 2022-10-14 | 上海市城市建设设计研究总院（集团）有限公司 | Deep-buried large-span open-cut tunnel structure in soft soil water-rich area and construction method thereof |
| CN115182383B (en) * | 2022-08-16 | 2024-02-02 | 上海市城市建设设计研究总院（集团）有限公司 | Deep-buried large-span open cut tunnel structure in soft soil water-rich area and construction method thereof |
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