CN110397165A - A kind of cantilevered structure and construction method - Google Patents
A kind of cantilevered structure and construction method Download PDFInfo
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- CN110397165A CN110397165A CN201910694839.2A CN201910694839A CN110397165A CN 110397165 A CN110397165 A CN 110397165A CN 201910694839 A CN201910694839 A CN 201910694839A CN 110397165 A CN110397165 A CN 110397165A
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- fixing seat
- building
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- 238000010276 construction Methods 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims description 46
- 239000010959 steel Substances 0.000 claims description 46
- 210000003205 muscle Anatomy 0.000 claims description 26
- 238000005728 strengthening Methods 0.000 claims description 15
- 238000009415 formwork Methods 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to construction engineering technical fields, and in particular to a kind of cantilevered structure；Used technical solution is: a kind of cantilevered structure, including Cantilever Beams, and skeleton is embedded in the Cantilever Beams, and the skeleton extends along Cantilever Beams length direction, and the skeleton is hollow shell, and the skeleton section is " H " shape；It further include fixing seat, the fixing seat upper end is embedded in Cantilever Beams, and the fixing seat lower end is embedded in building and is fixedly connected with building, and the skeleton is fixedly connected with fixing seat.The present invention has good bending resistance, resistance to compression, torsional property, pours installing for mold convenient for cantilevered structure, has the characteristics that structural strength is high, is convenient for construction, short construction period.
Description
Technical field
The present invention relates to construction engineering technical fields, and in particular to a kind of cantilevered structure and construction method.
Background technique
Modern architecture frequently with High Large Cantilever gimmick, come meet using function and it is handsome in appearance the needs of.It is such as public
The large span Zhongting of building and Super High commercial and residential building, to reach spacious, penetrating, unobscured architectural effect, height meeting sometimes
It is several layers of to reach ten；High-rise and Super high-rise dwelling house building, in order to make widely known the individual character of building, the framework on roof overhangs architectural plane out
Several meters in addition；Building two are high-rise, super high-rise building high building, in the air by reinforced concrete structure be unified into again one it is whole
Body, the style of prominent building.The construction characteristic of this few class High Large Cantilever structure is: span is big, height is high, construction loads
Greatly, difficulty of construction is high, therefore improves High Large Cantilever structure and its construction method, the realistic meaning with highly significant.
Summary of the invention
The technical issues of difficulty of construction is big for above-mentioned existing cantilevered structure；The present invention provides a kind of cantilevered structure, tools
Have good bending resistance, resistance to compression, torsional property, pour installing for mold convenient for cantilevered structure, have structural strength it is high, convenient for applying
The characteristics of work, short construction period.
The present invention is achieved through the following technical solutions:
A kind of cantilevered structure, including Cantilever Beams are embedded with skeleton in the Cantilever Beams, and the skeleton is along overhanging beam length side
To extension, the skeleton is hollow shell, and the skeleton section is " H " shape；It further include fixing seat, the fixing seat upper end is embedding
It is located in Cantilever Beams, the fixing seat lower end is embedded in building and is fixedly connected with building, the skeleton and fixing seat
It is fixedly connected.
The present invention is embedded hollow " H " type skeleton in Cantilever Beams, so that Cantilever Beams become stiff beam, has stiffness coagulation
All features of soil." H " type skeleton hollow simultaneously is threaded through in it convenient for H profile steel when construction or I-steel；By in skeleton
It inside plugs H profile steel or I-steel and pours die cavity and protective frame to install Cantilever Beams, without passing through from ground or from building
Gantry, which installs Cantilever Beams and pours mould, installs platform, convenient for construction, can be improved construction efficiency, shortens the period.
Preferably, the building includes stringer, column, crossbeam, and the fixing seat is fixed on stringer, column, crossbeam intersection,
Cantilever Beams vertical load is passed to column, it is ensured that the overall structural strength of building.
Specific embodiment as fixing seat: the fixing seat upper center is equipped with through slot, and described through slot one end is fixed
In column upper end, described through slot one end extends along stringer and is fixed on stringer；The through slot section is adapted to skeleton section, described
Skeleton is plugged in through slot, convenient for the quick positioning and installation of skeleton.
Further, the through slot two sides are symmetrically fixed with strengthening groove, and described strengthening groove one end is fixed with through slot lateral wall
Connection, the strengthening groove slot bottom is fixedly connected with crossbeam, to enhance the bonding strength of fixing seat and building.
Preferably, the fixing seat lower end is provided with wing muscle, and the wing muscle is embedded in vertical beam and column, further mentions
The bonding strength of high fixing seat and building is also convenient for the fixed construction of through slot and strengthening groove to ensure the stability of Cantilever Beams.
Preferably, the wing muscle is divided into through slot, in the middle part of strengthening groove lower end, to be further convenient for consolidating for through slot and strengthening groove
It is fixed.
Further, the Cantilever Beams outer end is additionally provided with tightening part, is equipped with inside the tightening part and tenses muscle；The stringer
Upper end is equipped with dowel, is equipped with dowel in the skeleton, described dowel one end is connected with dowel, the dowel other end
It is connected with muscle is tensed.On the one hand the cavity of Cantilever Beams outer end skeleton can be blocked, to protect skeleton that skeleton is prevented to be exposed to air
In get rusty and influence the structural strengths of Cantilever Beams；On the other hand Cantilever Beams can be tensed, enhances the structural behaviour of Cantilever Beams, improved
The load-bearing capacity of Cantilever Beams.
Preferably, the Cantilever Beams outer end and tightening part junction are hair side, with enhance Cantilever Beams outer end and tightening part it
Between binding force.
The present invention also provides the construction methods of above-mentioned cantilevered structure, comprising the following steps:
Fixing seat is anchored in the stringer column intersection of building or longeron end, and reserves dowel on stringer；
Skeleton is fixedly connected with fixing seat, and the H profile steel or I-steel that are adapted to skeleton cavity are inserted into skeleton, is made
The both ends of H profile steel or I-steel are respectively positioned on outside skeleton；
The inner end of H profile steel or I-steel is detachably connected with by U-shaped card hoop with stringer；
Vertical bar is hung by U-shaped card hoop in the outer end of H profile steel or I-steel, and in the fixed vertical pole in vertical bar bottom, passes through cross
Bar connects vertical pole and building, and builds formwork and install platform and exterior protection net；
It installs Cantilever Beams and pours the connection die cavity that die cavity and Cantilever Beams are connect with building, and casting concrete；
After Cantilever Beams can after load-bearing, remove Cantilever Beams pour die cavity, connection die cavity, formwork install platform, exterior protection net,
H profile steel or I-steel, and beam end dabbing will be overhang；
Load bearing wall base mold is installed on building, is installed tightening part mould in the outer end of skeleton, is installed in tightening part mould
It tenses muscle, wear dowel in skeleton, and dowel is connected with dowel, tension muscle respectively；
Load bearing wall pedestal, Cantilever Beams outer end are poured, the construction of Cantilever Beams is completed.
Compared with prior art, the present invention having the following advantages and benefits:
1, the hollow member of " H " type is embedded in Cantilever Beams, skeleton is fixedly connected by fixing seat with building, so that outstanding
Outrigger becomes stiff beam, has the characteristics that all of strengthening concrete.Hollow " H " type skeleton simultaneously, convenient for H profile steel when construction or
I-steel is threaded through in it；Die cavity and protective frame are poured to install Cantilever Beams by plugging H profile steel or I-steel in skeleton, and
It is not required to install Cantilever Beams from ground or from building through gantry and pours mould and install platform, convenient for construction, can be improved construction
Efficiency shortens the period.
2, Cantilever Beams outer end is additionally provided with tightening part, is equipped with inside tightening part and tenses muscle；Dowel, bone are additionally provided in stringer upper end
It is equipped with dowel in frame, tension muscle is connected by dowel and is connected with dowel.On the one hand Cantilever Beams outer end skeleton can be blocked
Cavity, to protect skeleton to prevent skeleton exposure from getting rusty and influencing the structural strengths of Cantilever Beams in air；It on the other hand can be with
Cantilever Beams are tensed, enhances the structural behaviour of Cantilever Beams, improves the load-bearing capacity of Cantilever Beams.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is side structure schematic view of the invention；
Fig. 2 is the face the A-A schematic diagram of Fig. 1；
Fig. 3 is fixed seat structure schematic diagram.
Label and corresponding parts title in attached drawing:
1- skeleton, 2- fixing seat, 21- through slot, 22- strengthening groove, 23- wing muscle, 8- dowel, 11- stringer, 12- column, 13- are outstanding
Outrigger, 14- tense muscle, 15- dowel, 16- tightening part.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
A kind of cantilevered structure, including Cantilever Beams 13 are embedded with skeleton 1 in the Cantilever Beams 13, specifically, skeleton 1 with
The molding of 13 formed by integrally casting of Cantilever Beams, and the skeleton 1 extends along 13 length direction of Cantilever Beams.So that Cantilever Beams 13 become strength
Property beam, have intensity is high, sectional dimension of members is small, with grip of concrete it is strong, save concrete, increase use space, reduce
The characteristics of project cost.The skeleton 1 is hollow shell, and 1 section of skeleton is " H " shape, that is to say, that skeleton 1 is by more
Lead to shell in made of block steel plate splicing.It further include fixing seat 2,2 upper end of fixing seat is embedded in Cantilever Beams 13, described solid
2 lower end of reservation is embedded in building and is fixedly connected with building, and the skeleton 1 is fixedly connected with fixing seat 2.
It should be understood that Cantilever Beams 13 and building can be connected as an entirety by fixing seat 2 by skeleton 1.Together
When pouring Cantilever Beams 13, fixing seat 2 is cast in together in Cantilever Beams 13, the knot of Cantilever Beams 13 Yu building can be increased
Close intensity.And hollow " H " type skeleton 1 is threaded through in it convenient for H profile steel when construction or I-steel；By in 1 interpolation of skeleton
If H profile steel or I-steel pour die cavity and protective frame to install Cantilever Beams, without passing through gantry from ground or from building
Platform is installed etc. installing Cantilever Beams and pouring mould, convenient for construction, construction efficiency is can be improved, shortens the period.
Preferably, the building includes stringer 11, column 12, crossbeam, and the fixing seat 2 is fixed on stringer 11, column 12, cross
Beam intersection.It is understood that stringer 11, column 12, crossbeam intersection structural strength height, volume are big, therefore it is more convenient for fixing
Cantilever Beams vertical load, can also be passed to column 12, it is ensured that the overall structural strength of building by the fixation of seat 2.
Specific embodiment as fixing seat 2: 2 upper center of fixing seat is equipped with through slot 21, the through slot 21 1
End is fixed on 12 upper end of column, and described 21 one end of through slot extends along stringer 11 and is fixed on stringer 11.21 section of through slot with
1 section of skeleton adaptation, the skeleton 2 are plugged in through slot 21, convenient for the quick positioning and installation of skeleton 1.
Further, 21 two sides of through slot are symmetrically fixed with strengthening groove 22, outside described 22 one end of strengthening groove and through slot 21
Side wall is fixedly connected, and 22 slot bottom of strengthening groove is fixedly connected with crossbeam, to enhance the bonding strength of fixing seat 2 Yu building.
Preferably, 2 lower end of fixing seat is provided with wing muscle 23, and the wing muscle 23 is embedded in stringer 11 and column 12, more
The further bonding strength for improving fixing seat 2 and building is also convenient for through slot 21 and adds to ensure the stability of Cantilever Beams 13
The fixed construction of strong slot 22.
Preferably, the wing muscle 23 is divided into through slot 21,22 lower end of strengthening groove middle part, to be further convenient for through slot 21 and add
The fixation of strong slot 22.
Further, 13 outer end of Cantilever Beams is additionally provided with tightening part 16, is equipped with inside the tightening part 16 and tenses muscle 14.
It is equipped with dowel 8 in 11 upper end of stringer simultaneously, usual dowel 8 is to pour the reserved protrusion muscle of stringer 11.It is worn in the skeleton 1
Equipped with dowel 15, described 15 one end of dowel is connected with dowel 8, and 15 other end of dowel is connected with muscle 14 is tensed.One
Aspect can block the cavity of 13 outer end skeleton 1 of Cantilever Beams, to protect skeleton 1 to prevent the exposure of 1 end of skeleton from getting rusty in air
And influence the structural strength of Cantilever Beams 13；On the other hand Cantilever Beams 13 can be tensed, the structural behaviour of Cantilever Beams 13 is enhanced, are improved
The load-bearing capacity of Cantilever Beams 13.
Preferably, 13 outer end of Cantilever Beams and 16 junction of tightening part are hair side, to enhance 13 outer end of Cantilever Beams and draw
Binding force between tight portion 16.
The present invention also provides the construction methods of above-mentioned cantilevered structure, comprising the following steps:
According to the length and width precast framework 1 of Cantilever Beams 13, the skeleton 1 is hollow shell, and the skeleton 1 is cut
Face is " H " shape, and skeleton 1 can carry out batch making as needed, to reduce manufacturing cost and improve manufacture efficiency；
In the 11 end anchorage fixing seat 2 of stringer column intersection or stringer of building, usually by fixing seat 2 and stringer 11 and
Or 12 formed by integrally casting of column, and dowel 8 is reserved on stringer 11；
Skeleton 1 is fixedly connected with fixing seat 2, and the H profile steel or I-steel that are adapted to 1 cavity of skeleton are sling, and inserts
Enter in skeleton 1, is respectively positioned on the both ends of H profile steel or I-steel outside skeleton 1；
By the inner end (positioned at one end of interior of building) of H profile steel or I-steel with by U-shaped card hoop and stringer 11 it is removable
Connection is unloaded, a usual H profile steel is fixedly connected by spaced two U-shaped card hoops with stringer 11, to ensure H profile steel and building
The stable connection of object；
Vertical bar is hung by U-shaped card hoop in the outer end (free end) of H profile steel or I-steel, and fixed vertical in vertical bar bottom
Bar connects vertical pole and building by cross bar, and builds formwork and install platform and exterior protection net, without from ground or from building
It builds on object to install Cantilever Beams by gantry etc. and pour mould and installs platform, convenient for construction, can be improved construction efficiency, shorten the period,
Also meet the construction of High Large Cantilever structure, it is applied widely；
Install Cantilever Beams pour die cavity (it is identical as the length of skeleton 1 that Cantilever Beams pour cavity length) and Cantilever Beams 13 with
The connection die cavity of building connection, and casting concrete；
Maintenance a period of time can remove Cantilever Beams and pour die cavity, connection die cavity, formwork and install after load-bearing after Cantilever Beams 13
Platform, exterior protection net, H profile steel or I-steel, and by 13 end dabbing of Cantilever Beams；
Load bearing wall base mold is installed on building, is installed tightening part mould in the outer end of skeleton 1, is installed in tightening part mould
It tenses muscle 14, wear dowel 15 in skeleton 1, and dowel 15 is connected with dowel 8, tension muscle 14 respectively；
Load bearing wall pedestal, tightening part are poured, the construction of Cantilever Beams 13, in casting concrete, part concrete meeting are completed
It enters in the cavity inside skeleton 1, to block to 1 both ends of skeleton, skeleton and load bearing wall pedestal and tension can also be enhanced
The bonding strength in portion.
It should be noted that the Cantilever Beams 13 of lower end, which can be used as upper end Cantilever Beams formwork, builds platform and exterior protection net
Build basis, the Cantilever Beams 13 of upper end can directly set up formwork and pour, with further improve construction efficiency, accelerate construction
Progress.And H profile steel can reuse, save the cost.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of cantilevered structure, including Cantilever Beams (13), it is characterised in that: be embedded with skeleton (1), institute in the Cantilever Beams (13)
It states skeleton (1) to extend along Cantilever Beams (13) length direction, the skeleton (1) is hollow shell, and skeleton (1) section is
" H " shape；It further include fixing seat (2), fixing seat (2) upper end is embedded in Cantilever Beams (13), and fixing seat (2) lower end is embedding
It is located in building and is fixedly connected with building, the skeleton (1) is fixedly connected with fixing seat (2).
2. cantilevered structure according to claim 1, it is characterised in that: the building includes stringer (11), column (12), cross
Beam, the fixing seat (2) are fixed on stringer (11), column (12), crossbeam intersection.
3. cantilevered structure according to claim 2, it is characterised in that: fixing seat (2) upper center is equipped with through slot
(21), described through slot (21) one end is fixed on column (12) upper end, and described through slot (21) one end extends and is fixed on along stringer (11)
On stringer (11)；Through slot (21) section is adapted to skeleton (1) section, and the skeleton (1) is plugged in through slot (21).
4. cantilevered structure according to claim 3, it is characterised in that: through slot (21) two sides are symmetrically fixed with strengthening groove
(22), described strengthening groove (22) one end is fixedly connected with through slot (21) lateral wall, and strengthening groove (22) slot bottom is fixed with crossbeam
Connection.
5. cantilevered structure according to claim 3 or 4, it is characterised in that: fixing seat (2) lower end is provided with wing muscle
(23), the wing muscle (23) is embedded in stringer (11) and column (12).
6. cantilevered structure according to claim 5, it is characterised in that: the wing muscle (23) is divided into through slot (21), reinforces
In the middle part of slot (22) lower end.
7. cantilevered structure according to claim 1, it is characterised in that: Cantilever Beams (13) outer end is additionally provided with tightening part
(16), it is equipped with inside the tightening part (16) and tenses muscle (14)；Stringer (11) upper end is equipped with dowel (8), the skeleton (1)
It is inside equipped with dowel (15), described dowel (15) one end is connected with dowel (8), dowel (15) other end and tension
Muscle (14) is connected.
8. cantilevered structure according to claim 7, it is characterised in that: Cantilever Beams (13) outer end and tightening part (16) are even
Meeting place is hair side.
9. a kind of cantilevered structure construction method, which is characterized in that set overhanging described in claim 1~8 any one for building
Structure, the cantilevered structure construction method the following steps are included:
Fixing seat is anchored in the stringer column intersection of building or longeron end, and reserves dowel on stringer；
Skeleton is fixedly connected with fixing seat, and the H profile steel or I-steel that are adapted to skeleton cavity are inserted into skeleton, makes H-type
The both ends of steel or I-steel are respectively positioned on outside skeleton；
The inner end of H profile steel or I-steel is detachably connected with by U-shaped card hoop with stringer；
Vertical bar is hung by U-shaped card hoop in the outer end of H profile steel or I-steel, and in the fixed vertical pole in vertical bar bottom, is connected by cross bar
Vertical pole and building are connect, and builds formwork and installs platform；
It installs Cantilever Beams and pours the connection die cavity that die cavity and Cantilever Beams are connect with building, and casting concrete；
It can remove Cantilever Beams after Cantilever Beams and pour die cavity, connection die cavity, formwork and install platform, exterior protection net, H-type after load-bearing
Steel or I-steel, and beam end dabbing will be overhang；
Load bearing wall base mold is installed on building, is installed tightening part mould in the outer end of skeleton, is installed tension in tightening part mould
Muscle wears dowel in skeleton, and dowel is connected with dowel, tension muscle respectively；
Load bearing wall pedestal, Cantilever Beams outer end are poured, the construction of Cantilever Beams is completed.
10. cantilevered structure construction method according to claim 9, it is characterised in that: the formwork installs platform exterior frame
Equipped with protective net.
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| CN201910694839.2A CN110397165B (en) | 2019-07-30 | 2019-07-30 | Cantilever structure and construction method |
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| CN110397165B CN110397165B (en) | 2024-04-09 |
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| CN105887656A (en) * | 2016-04-25 | 2016-08-24 | 唐红梅 | Emergency repairing gallery road for roadbed missed section of mountain area highway and installation method of emergency repairing gallery road |
| CN205688586U (en) * | 2016-06-23 | 2016-11-16 | 南京中艺建筑设计院股份有限公司 | A kind of prefabricated balcony attachment structure |
| CN206928440U (en) * | 2017-06-05 | 2018-01-26 | 中建八局第四建设有限公司 | One kind is encorbelmented I-steel fixing device |
| CN208830696U (en) * | 2018-08-31 | 2019-05-07 | 南京明辉建设有限公司 | A kind of cantilever steel girder wall penetration structure |
| CN210685165U (en) * | 2019-07-30 | 2020-06-05 | 中信国安建工集团有限公司 | Structure of encorbelmenting |
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