The content of the invention
The technical problems to be solved by the invention are the provision of one kind and do not need excavation and construction, and dismount convenient, peace
Fill the high basic digging-free assembled tower-type space garage of precision and its construction method.
The present invention is to solve above-mentioned technical problem by the following technical programs:A kind of basic digging-free assembled is tower vertical
Body garage, including foundation structure and steel superstructure, the steel construction include column, plane framework, guide rail and accessory structure, institute
State and node is arranged with column, the column is connected by node using bolt with the plane framework, and the plane framework makes
It is connected respectively with the guide rail and the accessory structure with bolt;
The foundation structure includes girder steel, ground, and the girder steel includes primary and secondary girder steel, and the primary and secondary steel girder erection is in footpath
To along column direction, the girder steel is prefabricated construction, and rubber is from top to bottom sequentially provided between the girder steel and ground
Layer, sand stone layer, the girder steel upper surface are equipped with precast rc slab, and the suspension column of the column is mixed by bolt and reinforcing bar
Concrete board, the connection of main girder steel top flange.
As the technical scheme of optimization, the plane framework is divided into inner ring main beam framework, outer ring main beam framework and branch
Turntable frame is supportted, the guide rail includes the first guide rail and the second guide rail, and the accessory structure includes inner ring support stringer and outer ring
Support stringer;
Around the periphery of support turntable frame, radial multiple first guide rails of setting, one end of first guide rail and institute
Support turntable frame connection is stated, the other end of first guide rail is connected with the inner ring main beam framework, the support turntable
Framework is in concentric circles with the inner ring main beam framework, and first guide rail is located at the support turntable frame and the inner ring
Between inner ring support stringer described two-by-two between main beam framework;
Around the periphery of inner ring main beam framework, radial multiple second guide rails of setting, one end of second guide rail with
The inner ring main beam framework connection, the other end of second guide rail is connected with the outer ring main beam framework, the outer ring
Main beam framework and the inner ring main beam framework are in concentric circles, second guide rail be located at the outer ring main beam framework with
Between outer ring described two-by-two support stringer between the inner ring main beam framework.
As the technical scheme of optimization, the inner ring main beam framework and the outer ring main beam framework include some sections
Main beam, and the two ends of every section of main beam are separately mounted on the node of the two neighboring column.
As the technical scheme of optimization, the accessory structure also includes vehicle support gate beam, and the vehicle support is auxiliary
One end of crossbeam is helped to be connected with second guide rail, the other end of the vehicle support gate beam and the outer ring support stringer
Connection.
As the technical scheme of optimization, every layer of the multi-storied garage steel construction lays steel plate, and the steel plate is layed in
The upper surface of the plane framework, the guide rail and the accessory structure, and the steel plate and the plane framework, the guide rail
It is fixedly connected with the accessory structure, the rotatable disc is arranged on every layer of steel plate.
As the technical scheme of optimization, it is bolted between the armoured concrete slab and girder steel.
As the technical scheme of optimization, the girder steel top flange and armoured concrete slab are provided with bolt hole.
As the technical scheme of optimization, bolted end-plate connection is used between the main girder steel.
As the technical scheme of optimization, the main girder steel uses high strength exploitation with time girder steel.
As the technical scheme of optimization, the main girder steel sectional dimension is HM400 × 300 × 10 × 16, described girder steel
Sectional dimension is HM300 × 200 × 8 × 12.
As the technical scheme of optimization, the steel that the steel construction of the multi-storied garage is used are H profile steels.
As the technical scheme of optimization, reinforcement is equipped with the H profile steel, the reinforcement is located at the H profile steel
Inner side, and one end of the reinforcement is connected with the top of the H profile steel, the other end of the reinforcement and the H profile steel
Bottom is connected.
A kind of construction method of basic digging-free assembled tower-type space garage, comprises the following steps:
The construction of foundation structure;
Column is fixed with node;
Plane framework is fixed with column;
Guide rail is fixed with plane framework;
Accessory structure is installed;
Lay steel plate
As the technical scheme of optimization, the construction of foundation structure is specifically included:
Place rammed earth is flattened, one layer of ground upper berth sand stone layer;
One layer of sand stone layer upper berth rubber layer;
Prefabricated assembled girder steel is installed on ground.
Radial direction girder is installed;
According to gradually assembled ring girder from inside to outside;
Secondary beam is installed;
Prefabricated concrete floor is laid on girder steel, is bolted to connection.
As the technical scheme of optimization, plane framework is fixed with column, specifically includes:
Inner ring main beam framework is fixed with the column positioned at inner ring;
Outer ring main beam framework is fixed with the column positioned at outer ring;
Lifting support turntable frame and fixation.
As the technical scheme of optimization, guide rail is fixed with plane framework, specifically included:
First guide rail is fixed with support turntable frame, inner ring main beam framework respectively;
Second guide rail is fixed with inner ring main beam framework, outer ring main beam framework respectively.
As the technical scheme of optimization, the step of installing accessory structure specifically also includes:
Inner ring support stringer is fixed with inner ring main beam framework;
Outer ring support stringer is fixed with outer ring main beam framework;
Vehicle gate beam is fixed with the second guide rail, outer ring support stringer respectively;
Repeat above procedure and carry out expansion installation, form complete plane framework.
The present invention has advantages below compared with prior art:
1st, digging-free, landform adapts to strong:Steel structure base is resolved into some girder steel elements, after the completion of processing and manufacturing, led to
Cross lorry and be transported to engineering site, then on-site hoisting and splicing are implemented by large crane, steel structure base is assembled to form, then in girder steel
The upper fixed precast rc slab of laying, it is to avoid excavation and construction, protects the safety of the underground installations such as surrounding building, pipeline
Property.Multi-storied garage is resolved into assembling type steel structure, is easy to, according to lineament, constitute various forms of multi-storied garages.
2nd, steel foundation settlement is avoided:Certain thickness sand-gravel cushion is laid on ground, the bearing capacity on ground can be improved, and is kept away
Exempt from steel foundation uneven settlement;Layer rubber layer is first laid on sand bed course, it is to avoid the endurance issues such as girder steel corrosion.
3rd, dismounting facility:All components of foundation structure can be divided into some units and carry out prefabricated, Zhi Houxian in factory
Field is assembled using full bolt, easy disassembly, short construction period.
4th, installation accuracy is high:Supporting module and column are connected by high-strength bolt each other to form stable steel knot
Structure, in addition to bottom, the structure type of the other each layers of steel construction is completely the same, and the processing of supporting module and welding are complete in factory
Into so as to ensure the high accuracy install of the multi-storied garage.
Embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out lower premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following implementations
Example.
Refer to simultaneously shown in Fig. 1, Fig. 2 and Fig. 3, the present embodiment digging-free assembled tower-type space garage, the multi-storied garage
Including foundation structure and steel superstructure, the steel construction includes column 1, plane framework 2, guide rail 3 and accessory structure 4, column 1
On be arranged with node 6, column 1 is connected by the node 6 on column 1 using bolt 5 with plane framework 2, and plane framework 2 makes
It is connected respectively with guide rail 3 and accessory structure 4 with bolt 5;The foundation structure includes girder steel 13, ground 18, and the girder steel 13 is wrapped
Primary and secondary girder steel is included, the primary and secondary steel girder erection is in radially along the direction of column 1, and the girder steel 13 is prefabricated construction, institute
State and rubber layer 16, sand stone layer 17 are from top to bottom sequentially provided between girder steel 13 and ground 18, the upper surface of girder steel 13 is equipped with
Precast rc slab 12, the suspension column 11 of the column 1 is connected by bolt 5 and armoured concrete slab 12, main girder steel top flange
Connect.
Specifically, 2 points of plane framework is inner ring main beam framework 21, outer ring main beam framework 22 and support turntable frame,
Guide rail 3 includes the first guide rail 31 and the second guide rail 32, and accessory structure 4 includes inner ring support stringer 41 and outer ring support stringer 42.
Wherein, around the periphery of support turntable frame, radial multiple first guide rails 31 of setting, one end and the support of the first guide rail 31 turn
Table frame is connected, and the other end of the first guide rail 31 is connected with inner ring main beam framework 21, support turntable frame and inner ring main beam
Framework 21 is in concentric circles, and the first guide rail 31 is located at the inner ring branch two-by-two between support turntable frame and inner ring main beam framework 21
Between support longeron 41;Around the periphery of inner ring main beam framework 21, radial multiple second guide rails 32 of setting, the second guide rail 32
One end is connected with inner ring main beam framework 21, and the other end of the second guide rail 32 is connected with outer ring main beam framework 22, the main horizontal stroke in outer ring
Beam framework 22 is in concentric circles with inner ring main beam framework 21, and the second guide rail 32 is located at outer ring main beam framework 22 and the main horizontal stroke of inner ring
Between the support stringer of outer ring two-by-two 42 between beam framework 21.
Inner ring main beam framework 21 and outer ring main beam framework 22 include some sections of main beams, and the two of every section of main beam
End is separately mounted on the node of two neighboring column 1.
Accessory structure 4 also includes vehicle support gate beam 43, one end of vehicle support gate beam 43 and the second guide rail
32 connections, the other end of vehicle support gate beam 43 is connected with outer ring support stringer 42.
Every layer of multi-storied garage steel construction lays steel plate, and steel plate is layed in plane framework 2, guide rail 3 and accessory structure 4
Upper surface, and steel plate is fixedly connected with plane framework 2, guide rail 3 and accessory structure 4, rotatable disc is arranged on every layer of steel plate
On.
Connected between armoured concrete slab 12 and girder steel 13 by bolt 5;The top flange of girder steel 13 and armoured concrete slab 13
It is provided with bolt hole 15;Connected between main girder steel using Bolted End-plate 14;Main girder steel is connected with time girder steel using high-strength bolt 5
Connect;Main girder steel sectional dimension is HM400 × 300 × 10 × 16, and secondary girder steel sectional dimension is HM300 × 200 × 8 × 12.
The steel that the steel construction of multi-storied garage is used are H profile steels;Reinforcement 7 is equipped with H profile steel, reinforcement 7 is located at H types
The inner side of steel, and one end and the top connection of H profile steel of reinforcement 7, the other end of reinforcement 7 and the bottom of H profile steel are connected.
A kind of construction method of basic digging-free assembled tower-type space garage, comprises the following steps:
The construction of foundation structure;Column 1 and node are fixed;Plane framework 2 is fixed with column 1;It will lead
Rail 3 is fixed with plane framework 2;Accessory structure 4 is installed;Lay steel plate.
The construction of foundation structure, is specifically included:Place rammed earth is flattened, one layer of ground upper berth sand stone layer 17;Sand stone layer
17 one layer of upper berth rubber layer 16;Prefabricated assembled girder steel 13 is installed on ground 18.Radial direction girder is installed;According to from inside to outside gradually
Assembled ring girder;Secondary beam is installed;Prefabricated concrete floor 12 is laid on girder steel 13, is fixedly connected by bolt 5.
Plane framework 2 is fixed with column 1, specifically includes:By inner ring main beam framework 21 and the column 1 positioned at inner ring
It is fixed;Outer ring main beam framework 22 is fixed with the column 1 positioned at outer ring;Lifting support turntable frame and fixation.
Guide rail 3 is fixed with plane framework 2, specifically included:By the first guide rail 31 respectively with support turntable frame, interior
Circle main beam framework 21 is fixed;Second guide rail point 32 is not entered with inner ring main beam framework 21, outer ring main beam framework 22
Row is fixed.
The step of installing accessory structure, specifically also includes:Inner ring support stringer 41 is fixed with inner ring main beam framework 21;
Outer ring support stringer 42 is fixed with outer ring main beam framework 22;By vehicle gate beam 43 respectively with the second guide rail 32, outer ring
Support stringer 42 is fixed;Repeat above procedure and carry out expansion installation, form complete plane framework 2.
As shown in figure 4, the node 6 on column 1 includes inner ring child node and outer ring child node, outer ring child node is arranged welding
On the column 1 for being fixed on outer ring main beam framework 22, inner ring child node, which is arranged, is fixedly welded on the vertical of inner ring main beam framework 21
On post 1.Inner ring child node includes inner ring column node 61 and inner ring elevator node 62, and outer ring child node includes outer ring column node
63 and outer ring elevator node 64, inner ring column node 61 is used to connect inner ring main beam framework 21 and inner ring support stringer 41, outside
Circle column node 63 is used to connect outer ring main beam framework 22 and outer ring support stringer 42, and inner ring elevator node 62 is used to connect interior
Enclose main beam framework 21, inner ring support stringer 41 and elevator, outer ring elevator node 64 is used to connecting outer ring main beam framework 22, outer
Enclose support stringer 42 and elevator.
It is different according to the structure type of different parts node 6 on Multi-storied garage with steel structure, first, cut in one piece of whole plate
Go out the space in the section of column 1, then the whole plate is inserted on column 1 and is welded and fixed;Afterwards, another piece of whole plate is using upper
State same method to be welded on column 1, and the node 6 of all directions is completed by welding on this basis.At this
In embodiment, the outer ring column section with multi-storied garage steel construction to connect outer ring main beam framework 22 and outer ring support stringer 42
Exemplified by point 63, column 1 needs the plane framework 2 with three directions to be attached:First, one piece of whole plate is cut out into 1 section of column
The space in face;Then, the whole plate is inserted on column 1 and is welded and fixed;Afterwards, the different directions that will be stretched out on node 6
The corresponding outer ring main beam framework 22 of plate correspondence and outer ring support stringer 42 are fixedly connected.It should be noted that node 6
Height should be highly consistent with cross bar at this, for the connecting node 6 of inner ring main beam framework 21 and column 1, due to from
Cantilever stretches out turntable structure at this, therefore, to the extension of inner ring main beam framework 21 needs to carry out section at this to strengthen designing,
The structure type strengthened using variable cross-section.Adjacent rod member can ensure node 6 by template in the factory using this kind of method
Setting angle and flatness, this kind of structure type, make the whole all directions rod member of node 6 is unified, it is to avoid it is mutual it
Between position deviation, simultaneously as integral solder is rigidly preferable, uniform force and makes precision and can obtained the flatness of node 6
To preferable guarantee, the installation accuracy of multi-storied garage steel construction is effectively increased.In addition, using this kind of structure type, it is to avoid each
Node 6 is respectively welded, and reduces operation difficulty, has saved the adjustment time after welding, effectively improves the construction speed of garage steel construction
Degree, improves the installation effectiveness in garage.Column 1 is welded and fixed with node 6 and is connected, and column 1 is made according to transportation demand:Work as column
1 it is shorter when, column 1 and node 6 are prefabricated in the factory, then are transported to and live are assembled with other plane frameworks;And when column 1
When longer, first column 1 can be segmented and be prefabricated in the factory with node 6, be transported to behind scene and first splice column 1, then by column 1
It is overall to be assembled with other plane frameworks.
In of the present inventionization multi-storied garage, the steel that the steel construction 1 of tower-type space garage is used are H profile steels, in H
Reinforcement 7 is equipped with shaped steel.Reinforcement 7 is located at the inner side of H profile steel, and one end of reinforcement 7 and the top of H profile steel are connected,
The other end of reinforcement 7 and the bottom of H profile steel are connected.Specifically, the first roller mounting bracket 112, the and of the second roller mounting bracket 113
The section of 3rd roller mounting bracket 114 is provided with horizontal reinforcement 7;Reinforcement 7 is provided with the inner side of the first circular frame 9,
And the distance between adjacent reinforcement 7 is smaller, so as to ensure that the quantity of reinforcement 7 is more so that support turntable frame is being made
More firm when industry, safety;In guide rail, the interior outside of the interior outside of the first guide rail 31 and the second guide rail 32 is equipped with
Reinforcement 7.Wherein, it is preferred that the reinforcement 7 that the outside of the first guide rail 31 and the second guide rail 32 is set is reach reinforcement 8,
Reach reinforcement 8 includes two side plates and a bottom plate, and two side plates are mutually perpendicular to bottom plate respectively, reach reinforcement 8
Side be right-angled trapezium, according to actual needs, the side of reach reinforcement 8 can also be trapezoidal using chamfer, and stretches out
The top of the side plate of formula reinforcement 8 and the top of H profile steel are connected, and the bottom plate of reach reinforcement 8 and the bottom of H profile steel are connected, from
And realize and orbit rigidity is strengthened with most economical material, while also increasing the support width of track.First guide rail 31 and
The reinforcement 7 of the inner side of two guide rail 32 is corresponded with the reach reinforcement 8 on the outside of it, and equidistantly arrangement.According to actual need
Will, the first guide rail 31 and the inner side of the second guide rail 32, the reinforcement 7 in outside can be staggered.
In order to avoid a hair that lower layer garage risk is poured because protection is lost that stopped in conventional vertical lifting garage
Raw, in the present embodiment, every layer of the steel construction 1 of tower-type space garage lays steel plate, and steel plate is layed in plane framework 2, led
The upper surface of rail 3 and accessory structure 4, and steel plate is fixedly connected with plane framework 2, guide rail 3 and accessory structure 4, rotatable disc
On every layer of steel plate.It is three-dimensional present on market although parking systems product standard system is more perfect
Use the structure design of non-close independence more in the garage, make user when using the multi-storied garage, exist because losing guarantor
Protect and pour the danger that lower floor and upper strata debris etc. drop to lower floor parking stall.Except laying steel in every layer of multi-storied garage
Plate, can also be by the peripheral longitudinally disposed coaming plate of multi-storied garage, and according to actual needs, coaming plate can use steel plate, aluminium sheet, glass
Plate or plastic plate etc..In addition, being slid to prevent vehicle from going out outside garage, in the outside of multi-storied garage road and it can enter
Go out causeway both sides and protection network is set.The impact that the flexibility and interception intensity of protection network were enough to absorb and disperseed to transmit predicted vehicle is moved
Can, the design of Energy eliminating ring and using making the impact resistance of system be further enhanced intercepts and built slurry barricade phase with rigidity
Compare, change original construction technology, be reduced duration and fund.
Change the installation method of multi-storied garage, the principle of foundation is:The steel structure base of multi-storied garage can resolve into some
H profile steel beam is standardized, is fabricated and completed according to drawing by Gang Gou enterprises, engineering site is transported to by lorry, then by big
Crane implements on-site hoisting and splicing primary and secondary girder steel, and successively according to outer shroud after first inner ring, external diameter after first internal diameter is assembled to form steel
Architecture basics, then, precast rc slab 12 are laid on girder steel 13, precast rc slab 12 is consolidated with girder steel 13
It is fixed, so as to form basis and the road of design.
It is specifically divided into following two mounting portions:First, prefabrication:First, column 1 is made according to transportation demand, if
Column 1 is long, then is segmented column 1, and scene is spliced;Then, the space in the section of column 1 is cut out in one piece of whole plate,
Then the whole plate is inserted on column 1 and is welded and fixed;Afterwards, another piece of whole plate is welded in using above-mentioned same method
On column 1, and the node 6 of all directions is completed by welding on this basis;Because inner ring main beam framework 21 with
Outer ring 22 structures of main beam framework are similar, so being first pre-assembled inner ring main beam framework 21 and outer ring main beam frame in factory
Frame 22;First guide rail 31 and the second guide rail 32 are overall good in factory's pre-production as a guide rail;Then, support turntable is made
Framework and gate beam etc..2nd, in-site installation:First, if column 1 is long, the column 1 of segmentation is subjected to live splicing;So
Afterwards, by tool locating, each column 1 is installed;Afterwards, lifting inner ring main beam framework 21 and outer ring main beam framework 22, and fit
Position and angle when adjustment column 1, respectively by inner ring main beam framework 21, outer ring main beam framework 22 and the section on column 1
The connected integral installation of point 6;Then, lifting support turntable frame and fixation;Guide rail and fixation are installed, by the first guide rail 31 and inner ring
Main beam framework 21 connects into an entirety, and the second guide rail 32 and outer ring main beam framework 22 connect into an entirety;Afterwards, pacify
Attached crossbeam is filled, inner ring support stringer 41 is connected with inner ring main beam framework 21, by outer ring support stringer 42 and the main horizontal stroke in outer ring
Beam framework 22 is connected;Repeat above procedure and carry out expansion installation, form the complete structure of plane framework 2;Finally, piecemeal installs paving
Plate, forms the complete steel construction of individual layer.
As shown in figure 5, giving the structure connected between node 6 and the adjacent component on column 1 by bolt 5 in figure
Figure.In basic digging-free assembled tower-type space garage of the present invention, node 6 is provided with bolt hole, and column 1 passes through section
Point 6 is connected using bolt 5 with plane framework 2, is connected between each part of plane framework 2 by node 6 using bolt 5.Specifically:
(1) support turntable frame and the connected mode of inner ring main beam framework 21:One end of first guide rail 31 passes through bolt 5
It is connected with the first circular frame 9, the other end of the first guide rail 31 is connected by bolt 5 with inner ring main beam framework 21;Inner ring branch
One end of support longeron 41 is connected by node 6 using bolt 5 with inner ring main beam framework 21, the other end of inner ring support stringer 41
It is connected by bolt 5 with the first circular frame 9.
(2) connected mode of inner ring main beam framework 21 and outer ring main beam framework 22:One end of second guide rail 32 passes through
Bolt 5 is connected with inner ring main beam framework 21, and the other end of the second guide rail 32 is connected by bolt 5 with outer ring main beam framework 22
Connect;One end of outer ring support stringer 42 uses bolt 5 and outer ring by the node 6 on the column 1 of outer ring main beam framework 22
Main beam framework 22 is connected, and the other end of outer ring support stringer 71 passes through the node 6 on the column 1 of inner ring main beam framework 21
It is connected using bolt 5 with inner ring main beam framework 21.
(3) connected mode of outer ring main beam framework 22 and vehicle support gate beam 43:Vehicle support gate beam 43
One end be connected by bolt 5 with the second guide rail 32, the other end of vehicle support gate beam 43 passes through bolt 5 and supported with outer ring
Longeron 42 is connected.
(4) connected mode of main beam framework and column 1:Every section of main beam of inner ring main beam framework 21 is with column 1
It is attached by the node 6 on the column 1 of inner ring main beam framework 21 using bolt 5;Outer ring main beam framework 22 it is every
Section main beam is to be attached by the node 6 on the column 1 of outer ring main beam framework 22 using bolt 5 with column 1.
(5) steel plate of every layer of laying of the steel construction 1 of tower-type space garage is fixed on plane framework 2, guide rail by bolt 5
3 and the upper surface of accessory structure 4, according to actual needs, it would however also be possible to employ rivet interlacement.
It is high-strength bolt 5 as the bolt 5 of connection, high-strength bolt 5 should be freely passed into hole, must not struck by force
Beat, must not gas cutting reaming, penetrate direction consistent.High-strength bolt 5 is outwards tightened by torque wrench from center, at the beginning of tightening the time-division
Twist and twist eventually, it is preferably to twist 50% eventually just to twist.After stubborn 1h eventually, within 24h, the moment of torsion of bolt 5 is checked, moment of torsion should be checked in theory
Within ± 10%.When the contact surface of high-strength bolt 5 has gap, it can not be handled less than 1.0mm gaps;1.0~3.0mm gaps, will
Wear into 1 in the side being higher by:10 inclined-planes, polishing direction is vertical with Impact direction;More than 3.0mm gaps cushioning plate.Except foundation bolt
Outside 24, the bore diameter of bolt 5 is than the big 1.5~2.0mm of diameter of bolt 5 on the component of steel construction 1 of tower-type space garage, and it is allowed partially
Difference should be controlled in prescribed limit.
As shown in Figure 6, Figure 7, in the present embodiment, when foundation structure is constructed, prefabricated steel member is transported to construction from factory
Behind scene, first place rammed earth is flattened, one layer of sandy soils 17 are completely spread on the ground in the range of building, to increase bearing capacity,
Uneven settlement of foundation is avoided, in order to avoid endurance issues such as girder steel corrosion, layer rubber layer 16 is first laid on sandy soils 17,
So as to the digging-free of optimized integration;Precast rc slab 12 is laid on foundation structure girder steel 13, will be prefabricated by bolt 5
Armoured concrete slab 12 is fixed with girder steel 13, realizes full assembling, so as to form basis and the road of design, installation
Afterwards, whitewashed in steel surface and once improve the durability on basis.
The transport of prefabricated components uses domestic long 9.6m, width 2.5m lorry, according to lorry specification to it is basic each
Component carries out fractionation design.With reference to haulage vehicle requirement, first inner ring girder is divided into 3 sections and is processed, the second inner ring girder
It is divided into 12 sections to be processed;3rd inner ring girder is divided into 16 sections and is processed;Outer ring girder is divided into 16 sections and is processed.It is specific every
Section size is as shown in table 1.Girder, in order to construct conveniently, should avoid being arranged in steel column and basic junction with girder junction.Its
Remaining secondary beam is transported to scene after each physical length is processed again according to its.Each girder nearly weighs greatly 1 ton, and live crane is needed
Meet lifting requirements.
The material list of table 1
Due to the concentrated force that base steel plinth is transmitted by upper box trestle, therefore in the direction radially along pillar, main girder steel is set
(HM400*300*10*16) and secondary girder steel (HM300*200*8*12), in base steel plinth and the node of supporting frame post connecting portion
Strengthened using outer ring plate and welding ribbed stiffener in domain.As a preferred embodiment, a wide 6m can be built on the outside of the supporting frame post of outer ring
Road be used for meet vehicle traveling and supporting road requirement, road is also to be made up of precast slab.
In addition, in the whole assembling process of the basic digging-free assembled tower-type space garage described in the present embodiment, entirely
Portion is assembled using bolt 5.Assembled by the way of above-mentioned full bolt 5 is installed, it is to avoid Site Welding operation, reduced
Existing workload, not only facilitates raising packaging efficiency, realizes Fast Construction multi-storied garage, while avoiding welding operation etc.
The deformation of generation and other quality problems.In addition, steel construction is divided into difference according to function and the limitation of transporting and hoisting size etc.
One integral piece, each one integral piece is prefabricated in the factory, and reduces the workload of Site Welding or splicing, it is possible to achieve fast assembling-disassembling, also,
The one integral piece disassembled can be reused, energy-conserving and environment-protective.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.