CN102661000A - Elastic support for single-layer multi-camber steel-structured net rack with single-layer welded balls - Google Patents
Elastic support for single-layer multi-camber steel-structured net rack with single-layer welded balls Download PDFInfo
- Publication number
- CN102661000A CN102661000A CN2012101713774A CN201210171377A CN102661000A CN 102661000 A CN102661000 A CN 102661000A CN 2012101713774 A CN2012101713774 A CN 2012101713774A CN 201210171377 A CN201210171377 A CN 201210171377A CN 102661000 A CN102661000 A CN 102661000A
- Authority
- CN
- China
- Prior art keywords
- plate
- rebound
- base plate
- elastic support
- steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
An elastic support for a single-layer multi-camber steel-structured net rack with single-layer welded balls comprises a support ball, ribbed plates, steel tube brackets, bolts, bevel gears, spring coil cushion plates, spring coils, a bottom plate, transitional plates, stiffening ribs and an embedded plate. the support ball is a hollow steel ball, the bottom plate is a square steel plate, each transitional plate is a square steel plate with borders on four edges, each edge of each transitional plate is longer than each edge of the bottom plate by 8% to 25%, the embedded plate is also a square steel plate, and each edge of the embedded plate is longer than the longest edge of each transitional plate by 10% to 20%. When the elastic support works, the steel tube brackets and the ribbed plates which are used for supporting the support ball are fixed onto the bottom plate, the support ball is fixed onto the steel tube brackets and the ribbed plates, the spring coils, the spring coil cushion plates and the bevel bears are sleeved on the bolts, the bolts penetrate through the bottom plate to be fixed onto the transitional plates, the bottom of the bottom plate is slidably connected with the transitional plates, and the transitional plates are mounted on the embedded plate via the stiffening ribs. The bottom plate of the elastic support has three different structures, so that the elastic support capable of tenderly moving in a certain direction or in an optional direction is formed.
Description
Technical field
The present invention relates to a kind of multi-level many curved surfaces individual layer welding spatial steel structure rack and the multi-level many curved surfaces single layer welding used parts in addition in the job practices of steel structure net rack of receiving, particularly a kind of large span, many curved surfaces, multi-level many curved surfaces single layer welding multi-level, individual layer shell mould space net rack of being used for received steel structure net rack with elastic support
.
Background technology
In recent years, along with the development of society and the raising of living standards of the people, for demand that satisfies social development and the style life of enriching the people, the construction dynamics to large-scale steel structure venues such as sports palace, theater, exhibition hall, science and technology museum is strengthened in the city; These long span building roofings adopt the steel screen structure more, particularly adopt the spatial special multi-curved surface net shell of multi-level many curved surfaces; The spatial special multi-curved surface net shell of these multi-level many curved surfaces not only has characteristics such as novel structure; When satisfying safety of structure; Rolled steel dosage is less; Has better economic property; And all kinds of moulding of long span building roofing there is unique compliance; But the job practices of traditional steel structure net rack can not satisfy arbitrary surface, many levels, profile diversity, and the planning of heavy construction is to the requirement of the artistic effect of the stressed and architectural appearance of space use, each parts of reasonable distribution steel work, therefore; The job practices of innovating a kind of multi-level many curved surfaces individual layer shell mould space net rack roof truss structure and this multi-level many curved surfaces individual layer shell mould space net rack roof truss is the difficult problem of pendulum in face of the builder, supports wherein that to constitute multi-level many curved surfaces single layer welding many curved surfaces of individual layer single layer welding of steel structure net rack steel structure net rack of receiving of receiving be a vitals with elastic support.
Summary of the invention
The object of the present invention is to provide a kind of a kind of multi-level many curved surfaces single layer welding many curved surfaces of the matched individual layer of steel structure net rack single layer welding steel structure net rack of receiving of receiving to use elastic support, to help solve the problems referred to above that prior art exists for the applicant invention.
The technical scheme that addresses the above problem is: a kind of many curved surfaces of individual layer single layer welding steel structure net rack of receiving is used elastic support, comprising: bearing ball, floor, steel pipe rest, bolt, bevel gear, spring coil backing plate, spring coil, base plate, rebound, stiffening rib and embedded board;
Said bearing ball is a hollow steel ball, as elastic support through rack support bar and many curved surfaces of the individual layer single layer welding connector that steel structure net rack is connected of receiving;
Said base plate is that the length of side is foursquare steel plate, on two diagonal of square, has 4 installing holes that are used for erection bolt:
Said rebound is the square plate that four limits have frame, the long 8%-25% of its side ratio base plate length of side;
Described embedded board also is foursquare steel plate, the length of side of its side ratio rebound longest edge long 10%～20%;
Down, the steel pipe rest and the floor that are used for the support carriers ball are fixed on base plate in working order, and the bearing ball is fixed on steel pipe rest and the floor; The bolt that is set with spring coil, spring coil backing plate, bevel gear passes base plate, is fixed on the rebound; Be slidingly connected between base plate bottom surface and the rebound; Rebound is installed on the embedded board through stiffening rib, and embedded board is embedded in the column end face of reinforced concrete structure in advance, and its reverse side prepackage has shear key and embedded board dowel.
Its further technical scheme is: the installing hole that is used for erection bolt on the said base plate A is the suitable circular hole of the diameter and the diameter of bolt, and said rebound is the square flat board that four limits have frame, its side ratio base plate length of side 8%-12%.
Its further technical scheme or: the installing hole that is used for erection bolt on the said base plate B is diameter and the circular hole bigger 2～5 times than the diameter of bolt, and it is dull and stereotyped that said rebound is that four limits have a square of frame, its side ratio base plate length of side 15%-25%.
Its further technical scheme or: the installing hole that is used for erection bolt on its base plate C is width and the diameter of bolt of the direction length bar hole bigger several times than the diameter of bolt quite and on the other direction; Said rebound is the rectangular flat plate that four limits have frame, one of which group limit side ratio rebound length of side 8%-12%; Another group is at the long length of side 5%-25% of length of side direction ratio rebound along the bar hole limit.
A kind of multi-level many curved surfaces single layer welding of the present invention steel structure net rack of receiving has following beneficial effect with elastic support:
1. many curved surfaces of individual layer single layer welding of the present invention steel structure net rack of receiving is rational in infrastructure with elastic support; According to not comprovincial use needs; Thereby have 3 kinds of different base plates and rebound structure and constitute three type of elastomeric bearings; In work progress, put the oil between rebound and the embedded board, flexibly connect; Treat that dead load applies the correction back that finishes and removes the installation bracing frame, with fixing between rebound and the embedded board through welding; But still be slidingly connected between base plate bottom surface and the rebound; Can satisfy in the work progress; Needs to the precision adjustment of the space coordinates of multi-level many curved surfaces welding space steel structure net rack member in installation process and position thereof; Again can be after the installation of multi-level many curved surfaces welding space steel structure net rack; Can also be as required to any direction or certain direction fine motion, to guarantee the stability of space truss structure.
2. many curved surfaces of individual layer single layer welding of the present invention steel structure net rack of receiving is standard component with building block bolt 10, bevel gear 12, spring coil backing plate 13, the spring coil 14 of elastic support; Can be customized in market; It is fixing to transport to job site assembling after remaining part bearing ball 10, floor 11, steel pipe rest 18, base plate 15, rebound 16, stiffening rib 17 and embedded board 20 etc. can be prefabricated in the factory again, and for example bearing ball 10 can entrust relevant factory to produce according to model, is transported to the scene with bulbus cordis mode in midair; Installation process is done through welding at the scene; Form welding hollowing ball or the like, simple in structure, installation, easy to adjust, economical and practical.
Below in conjunction with accompanying drawing and embodiment a kind of many curved surfaces of individual layer single layer welding of the present invention steel structure net rack of receiving is described further with the technical characterictic of elastic support.
Description of drawings
Fig. 1～Fig. 2: many curved surfaces of the individual layer single layer welding of the present invention structural representation of steel structure net rack of receiving with elastic support:
Fig. 1: front view, Fig. 2: vertical view;
Fig. 3-1～Fig. 3-3: elastic support base arrangement sketch map:
Fig. 3-1: be applicable to the elastic support base plate that the edge connects,
Fig. 3-2～Fig. 3-3: the elastic support base plate that connects in the middle of being applicable to;
Fig. 4-1～Fig. 4-3: elastic support rebound structural representation:
Fig. 4-1: be applicable to the elastic support rebound that the edge connects,
Fig. 4-2～Fig. 4-3: the elastic support rebound that connects in the middle of being applicable to;
Fig. 5: the embedded board structural representation (figure expresses the shear key position of plan in the reverse side installation) that is used for installing elastic support;
Fig. 6-1～Fig. 6-2: the elastic support structural representation that the rack support bar is installed;
Fig. 6-1: horizontal support bar is installed is used for the elastic support that the edge connects;
Fig. 6-2: the rack support bar is installed is used for the middle elastic support that connects;
Fig. 7: many curved surfaces of individual layer single layer welding of the present invention is installed receives steel structure net rack with the receive structural representation of steel work net of a kind of many curved surfaces of individual layer single layer welding of elastic support and concrete pillar.
Among the figure:
I-elastic support, II-hollow ball spare, III-rod member; IV-rack support bar, V-concrete pillar;
10-bearing ball, 11-floor, 12-bevel gear, 13-spring coil backing plate, 14-spring coil, 15-base plate, 16-rebound, 17-stiffening rib, 18--steel pipe rest, 19-bolt, 20-embedded board, 21-shear key; 22-embedded board dowel;
QW1, QW2, the 1st, the 2nd, the 3rd many curved surfaces of individual layer single layer welding of QW3-steel structure net rack of receiving.
The specific embodiment
A kind of many curved surfaces of individual layer single layer welding steel structure net rack of receiving is used elastic support.
Like Fig. 1-shown in Figure 2, said many curved surfaces of individual layer single layer welding steel structure net rack of receiving comprises with elastic support: bearing ball 10, floor 11, steel pipe rest 18, bolt 19, bevel gear 12, spring coil backing plate 13, spring coil 14, base plate 15, rebound 16, stiffening rib 17 and embedded board 20;
Said bearing ball is a hollow steel ball 10, and its effect is: as the elastic support I through rack support bar IV and many curved surfaces of the individual layer single layer welding connector that steel structure net rack is connected of receiving;
Said steel pipe rest 18 usefulness have steel pipe manufacturing, the floor 11 usefulness steel plates of sufficient intensity and make; Effect is to be fixed on fixed bearing ball on the base plate;
Said bolt 19, bevel gear 12, spring coil backing plate 13, spring coil 14 are standard components;
Said base plate 15 is that the length of side is foursquare steel plate, on two diagonal of square, has 4 installing holes (referring to Fig. 3-1) that are used for erection bolt 19; Use local difference according to bearing, the installing hole that is used for erection bolt 19 on the said base plate 15 has three kinds of different structures (referring to Fig. 3-1～Fig. 3-3):
Be connected with the end bearing (referring to Fig. 6-1) that at least 1 transverse support bar is direct and the building frame main body is joined on rack edge, its bearing ball 10 for being applied to; The installing hole 151 that is used for erection bolt 19 on its base plate A for the elastic support I A of diameter circular hole (referring to Fig. 3-1) this kind structure suitable with the diameter of bolt except that up and down, all the other direction activity are poor;
For being applied to ball steel structure net rack middle part; Be connected with the elastic support (referring to Fig. 6-2) of 2 above rack support bars on its ball spare, following two kinds of base plates are arranged: the installing hole 152 that base plate B is used for erection bolt 19 is diameter and the circular hole (referring to Fig. 3-2) bigger 2～5 times than the diameter of bolt, in such cases; Elastic support is except that up and down; Can be in any direction going up and slide, is the base plate of comprehensive slip, the elastic support I B that formation can any direction be slided;
The installing hole 153 that is used for erection bolt 19 on its base plate C be a direction width and the diameter of bolt quite and the elastic support I C of bar hole (referring to Fig. 3-3) this kind structure that length is bigger several times than the diameter of bolt on the other direction except that up and down, can also slide in certain direction.
Said rebound 16 is flat boards that four limits have frame, and its area is bigger than base plate, is used for being square, its side ratio base plate length of side 8%-12% (referring to Fig. 2, Fig. 4-1) with the supporting rebound A of base plate A; Be used for also being square, its long 15%-25% of each limit side ratio base plate length of side (referring to Fig. 2, Fig. 4-2) with the supporting rebound B of base plate B; Be used for the supporting rebound C of base plate C be rectangle, the one of which group limit side ratio base plate length of side about 10%; Another group is along the long length of side 15%-25% (referring to Fig. 2, Fig. 4-3) of the side ratio base plate C on bar hole limit.
Described embedded board 20 also is foursquare steel plate, the length of side of its side ratio rebound 16 longest edges long 10%～20%;
In working order down, the steel pipe rest 18 that is used for support carriers ball 10 is fixed on base plate 15 with floor 11, and bearing ball 10 is fixed on steel pipe rest 18 and the floor 11; The bolt 19 that is set with spring coil 14, spring coil backing plate 13, bevel gear 12 passes base plate 15, is fixed on the rebound 16; Be slidingly connected between base plate 15 bottom surfaces and the rebound 16; Rebound 16 is installed on the embedded board 20; Constitute and to be applicable to that the different location supports many curved surfaces of single level single layer welding steel structure net rack of receiving and use elastic support; Referring to Fig. 6-1, Fig. 6-2, Fig. 6-the 1st is equipped with horizontal rack support bar and is used for the elastic support I A that the edge connects; Fig. 6-the 2nd is equipped with gradient rack support bar and connect supports many curved surfaces of individual layer single layer welding receive the elastic support I B or the I C of steel structure net rack in the middle of being used for.
Embedded board 20 is embedded in the column end face of reinforced concrete structure in advance, and its reverse side prepackage has shear key 21 and embedded board dowel 22 (referring to Fig. 1).
Claims (4)
1. many curved surfaces of individual layer single layer welding steel structure net rack of receiving is used elastic support, and it is characterized in that: described elastic support comprises: bearing ball (10), floor (11), steel pipe rest (18), bolt (19), bevel gear (12), spring coil backing plate (13), spring coil (14), base plate (15), rebound (16), stiffening rib (17) and embedded board (20);
Said bearing ball (10) is a hollow steel ball, as elastic support (I) through rack support bar (IV) and many curved surfaces of the individual layer single layer welding connector that steel structure net rack is connected of receiving;
Said base plate (15) is that the length of side is foursquare steel plate, on two diagonal of square, has 4 installing holes that are used for erection bolt (19);
Said rebound (16) is the square plate that four limits have frame, the long 8%-25% of its side ratio base plate length of side;
Described embedded board (20) also is foursquare steel plate, the length of side of its side ratio rebound (16) longest edge long 10%～20%;
Down, the steel pipe rest (18) and the floor (11) that are used for support carriers ball (10) are fixed on base plate (15) in working order, and bearing ball (10) is fixed on steel pipe rest (18) and the floor (11); The bolt (19) that is set with spring coil (14), spring coil backing plate (13), bevel gear (12) passes base plate (15), is fixed on the rebound (16); Be slidingly connected between base plate (15) bottom surface and the rebound (16); Rebound (16) is installed on the embedded board (20) through stiffening rib (17), and embedded board (20) is embedded in the column end face of reinforced concrete structure in advance, and its reverse side prepackage has shear key (21) and embedded board dowel (22).
2. many curved surfaces of individual layer single layer welding according to claim 1 steel structure net rack of receiving is used elastic support; It is characterized in that: the installing hole (151) that is used for erection bolt (19) on the said base plate A is the suitable circular hole of the diameter and the diameter of bolt; Said rebound (16) is the square flat board that four limits have frame, its side ratio base plate length of side 8%-12%.
3. many curved surfaces of individual layer single layer welding according to claim 1 steel structure net rack of receiving is used elastic support; It is characterized in that: the installing hole (152) that is used for erection bolt (19) on the said base plate B is diameter and the circular hole bigger 2～5 times than the diameter of bolt; Said rebound (16) is the square flat board that four limits have frame, its side ratio base plate length of side 15%-25%.
4. many curved surfaces of individual layer single layer welding according to claim 1 steel structure net rack of receiving is used elastic support; It is characterized in that: the installing hole (153) that is used for erection bolt (19) on its base plate C is width and the diameter of bolt of the direction length bar hole bigger several times than the diameter of bolt quite and on the other direction; Said rebound (16) is the rectangular flat plate that four limits have frame, one of which group limit side ratio rebound length of side 8%-12%; Another group is at the long length of side 5%-25% of length of side direction ratio rebound along the bar hole limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210171377.4A CN102661000B (en) | 2012-05-29 | 2012-05-29 | Elastic support for single-layer multi-camber steel-structured net rack with single-layer welded balls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210171377.4A CN102661000B (en) | 2012-05-29 | 2012-05-29 | Elastic support for single-layer multi-camber steel-structured net rack with single-layer welded balls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102661000A true CN102661000A (en) | 2012-09-12 |
| CN102661000B CN102661000B (en) | 2014-04-30 |
Family
ID=46770568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210171377.4A Expired - Fee Related CN102661000B (en) | 2012-05-29 | 2012-05-29 | Elastic support for single-layer multi-camber steel-structured net rack with single-layer welded balls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102661000B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900152A (en) * | 2012-10-19 | 2013-01-30 | 常州第一建筑集团有限公司 | Net rack plate type rotating support |
| CN103031892A (en) * | 2012-12-04 | 2013-04-10 | 北京龙源冷却技术有限公司 | Steel truss brace and manufacturing method for steel truss platform |
| CN103335206A (en) * | 2013-06-26 | 2013-10-02 | 无锡明珠钢球有限公司 | Steel ball seat structure |
| CN103774752A (en) * | 2014-01-16 | 2014-05-07 | 山东杭萧钢构有限公司 | Steel pipe truss hinging node device |
| CN104727443A (en) * | 2015-04-10 | 2015-06-24 | 中亿丰建设集团股份有限公司 | Shock insulation support seat and installation method thereof |
| CN105442701A (en) * | 2015-12-10 | 2016-03-30 | 上海市机械施工集团有限公司 | Space truss structure and construction method thereof |
| CN105625581A (en) * | 2014-10-28 | 2016-06-01 | 五冶集团上海有限公司 | Bearer for gliding reticulated shell |
| CN106400971A (en) * | 2016-06-22 | 2017-02-15 | 北京中建建筑设计院有限公司 | Novel combined flat plate hinged support |
| CN107555317A (en) * | 2017-09-18 | 2018-01-09 | 中国十七冶集团有限公司 | A kind of fixed cable tumbler and its construction method |
| CN112573435A (en) * | 2020-12-04 | 2021-03-30 | 中国船舶重工集团海装风电股份有限公司 | Floating hoisting protection device for transport ship |
| CN113235731A (en) * | 2021-05-11 | 2021-08-10 | 太原理工大学 | Floor position adjustable assembled welding clean shot node reinforcing apparatus |
| CN114482293A (en) * | 2022-03-16 | 2022-05-13 | 华电重工股份有限公司 | Net rack support and construction method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2415068Y (en) * | 2000-03-29 | 2001-01-17 | 樊立 | Medium support and side support structure for grid |
| CN1616780A (en) * | 2004-11-19 | 2005-05-18 | 北京工业大学 | Multiple prestress steel structure shock-proof sliding estastic support seat |
| CN201232259Y (en) * | 2008-06-24 | 2009-05-06 | 广厦建设集团有限责任公司 | Spatial grid structure with horizontal and rigidity adjustable support |
| CN201850651U (en) * | 2010-11-24 | 2011-06-01 | 中煤第五建设有限公司现代钢结构厂 | Net rack support |
| CN202644726U (en) * | 2012-05-29 | 2013-01-02 | 广西建工集团第五建筑工程有限责任公司 | Elastic support for single-layered multiple curved surface single-layered welding ball steel structure net rack |
-
2012
- 2012-05-29 CN CN201210171377.4A patent/CN102661000B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2415068Y (en) * | 2000-03-29 | 2001-01-17 | 樊立 | Medium support and side support structure for grid |
| CN1616780A (en) * | 2004-11-19 | 2005-05-18 | 北京工业大学 | Multiple prestress steel structure shock-proof sliding estastic support seat |
| CN201232259Y (en) * | 2008-06-24 | 2009-05-06 | 广厦建设集团有限责任公司 | Spatial grid structure with horizontal and rigidity adjustable support |
| CN201850651U (en) * | 2010-11-24 | 2011-06-01 | 中煤第五建设有限公司现代钢结构厂 | Net rack support |
| CN202644726U (en) * | 2012-05-29 | 2013-01-02 | 广西建工集团第五建筑工程有限责任公司 | Elastic support for single-layered multiple curved surface single-layered welding ball steel structure net rack |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900152B (en) * | 2012-10-19 | 2014-09-03 | 常州第一建筑集团有限公司 | Net rack plate type rotating support |
| CN102900152A (en) * | 2012-10-19 | 2013-01-30 | 常州第一建筑集团有限公司 | Net rack plate type rotating support |
| CN103031892A (en) * | 2012-12-04 | 2013-04-10 | 北京龙源冷却技术有限公司 | Steel truss brace and manufacturing method for steel truss platform |
| CN103031892B (en) * | 2012-12-04 | 2015-03-04 | 北京龙源冷却技术有限公司 | Steel truss brace and manufacturing method for steel truss platform |
| CN103335206A (en) * | 2013-06-26 | 2013-10-02 | 无锡明珠钢球有限公司 | Steel ball seat structure |
| CN103335206B (en) * | 2013-06-26 | 2016-01-20 | 无锡明珠钢球有限公司 | A kind of steel ball seat structure |
| CN103774752A (en) * | 2014-01-16 | 2014-05-07 | 山东杭萧钢构有限公司 | Steel pipe truss hinging node device |
| CN103774752B (en) * | 2014-01-16 | 2016-05-18 | 山东杭萧钢构有限公司 | Steel pipe truss hinged joint device |
| CN105625581A (en) * | 2014-10-28 | 2016-06-01 | 五冶集团上海有限公司 | Bearer for gliding reticulated shell |
| CN104727443A (en) * | 2015-04-10 | 2015-06-24 | 中亿丰建设集团股份有限公司 | Shock insulation support seat and installation method thereof |
| CN105442701A (en) * | 2015-12-10 | 2016-03-30 | 上海市机械施工集团有限公司 | Space truss structure and construction method thereof |
| CN106400971A (en) * | 2016-06-22 | 2017-02-15 | 北京中建建筑设计院有限公司 | Novel combined flat plate hinged support |
| CN107555317A (en) * | 2017-09-18 | 2018-01-09 | 中国十七冶集团有限公司 | A kind of fixed cable tumbler and its construction method |
| CN112573435A (en) * | 2020-12-04 | 2021-03-30 | 中国船舶重工集团海装风电股份有限公司 | Floating hoisting protection device for transport ship |
| CN113235731A (en) * | 2021-05-11 | 2021-08-10 | 太原理工大学 | Floor position adjustable assembled welding clean shot node reinforcing apparatus |
| CN113235731B (en) * | 2021-05-11 | 2022-07-29 | 太原理工大学 | Rib plate position adjustable assembled welding clean shot node reinforcing apparatus |
| CN114482293A (en) * | 2022-03-16 | 2022-05-13 | 华电重工股份有限公司 | Net rack support and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102661000B (en) | 2014-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102661000B (en) | Elastic support for single-layer multi-camber steel-structured net rack with single-layer welded balls | |
| CN202644726U (en) | Elastic support for single-layered multiple curved surface single-layered welding ball steel structure net rack | |
| CN102660996B (en) | Multilevel multi-curve single-layer welding ball steel structure net rack and construction method thereof | |
| CN203834682U (en) | Exposed type column base with shear key | |
| CN201962844U (en) | Hollow composition board internally provided with steel pipes and steel plates | |
| CN204491830U (en) | Can restore funcitons frame-brace structure system | |
| CN203603020U (en) | Highway and railway same layer large cantilever steel box beam | |
| CN203383402U (en) | Concrete cushion block | |
| CN202644719U (en) | Multilevel multi-curved-surface single-layer welded ball steel structure net rack | |
| CN203238845U (en) | Cantilever beam component with high load-bearing capacity | |
| CN204491837U (en) | Suspension type high-strength steel bar lifting module | |
| CN204876252U (en) | Prefabricated assembled steel node concrete slab post structure | |
| CN203769217U (en) | Independent cantilever steel structure stair | |
| CN206070560U (en) | Steel beam foundation of construction elevator | |
| CN205444451U (en) | H-shaped steel combined base for light house | |
| CN204282608U (en) | A kind of floor slab structure of Fast Installation | |
| CN202611113U (en) | Upper layer steel bar supporting block of concrete slab | |
| CN203008375U (en) | Conversion beam stanchion | |
| CN202131805U (en) | Vertical lifting type bearing structure of high-level stereo garage | |
| CN202227281U (en) | Triangular bracket for constructing zero block by box girder cantilever | |
| CN203066529U (en) | Corridor | |
| CN203080723U (en) | Building shock absorption device | |
| CN103015763A (en) | Corridor | |
| CN103174234A (en) | Construction method of construction damping device | |
| CN203096994U (en) | Mixed control damping structure with integral resetting function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20190529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |