CN203626105U - Cable dome - Google Patents
Cable dome Download PDFInfo
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- CN203626105U CN203626105U CN201320758054.5U CN201320758054U CN203626105U CN 203626105 U CN203626105 U CN 203626105U CN 201320758054 U CN201320758054 U CN 201320758054U CN 203626105 U CN203626105 U CN 203626105U
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Abstract
The utility model discloses a cable dome which comprises a central pressure ring, an outer ring truss, a plurality of radial ridge cables, inclined cables, supporting rods and ring cables. The radial ridge cables are circumferentially distributed in an equal angle mode along the central pressure ring, the inclined cables and the supporting rods are connected with the ridge cables, and the ring cables are connected with the supporting rods and the inclined cables. In the process of mounting, the central pressure ring is erected to assemble a jig frame, an inner reel-out platform and an outer reel-out platform are arranged, and paving of the ridge cables and the inclined cables is carried out. An upper ring of the central pressure ring is connected with an inner ridge cable, an inner supporting rod and an inner inclined cable are connected on the connecting joint of the inner ridge cable and a middle ridge cable, meanwhile, the lower ring of the central pressure ring is connected with the inner inclined cable, the inner supporting rod is connected with the middle inclined cable, and the connecting joint of the inner supporting rod and the middle inclined cable is connected with the inner ring cable. Tractive force is applied to enable the structure to ascend by a certain height, and assembly is completed until traction and tension of the cable dome are completed. According to the cable dome, workloads of the high-altitude assembly of a cable system are reduced, construction safety is ensured, meanwhile, the whole assembly of the cable system is carried out on the ground, then, then high-altitude lifting and tensioning are carried out, and the final forming state of the structure is ensured.
Description
Technical field
The utility model relates to construction steel structure technical field, special relevant with a kind of rope dome and mounting method thereof.
Background technology
Rope dome technology is the overachievement of world space structure technology in modern times, stretching integral (TENSEGRITY) concept based on famous American architect Mr. Fu Le.The rigidity of this structure is provided by the balance pretension between tension and pressure receiving means, and before applying pretension, system does not almost have rigidity, and the profile of the size of initial prestress to system and the rigidity of structure play decisive role.Due to tension integral structure system intrinsic meet the Nature rule, and maximally utilised the characteristic in material and cross section, therefore can utilize a small amount of material to build super-span building.At present external developed regions successfully apply to large-scale highly difficult space structures object of construction production, as U.S.'s Georgia dome, U.S.'s Costa del Sol dome etc., have created the splendid age of rope dome.
In the construction field of cable dome structure, there is no the construction precedent of major diameter structure like this at home.Construction experience and domestic string dome structure installation major way are that central authorities erect pylons both at home and abroad, draw ring in first installing, then connecting strand is.Such mounting method, the labour intensity of high-altitude application is large, and the stressed degree of balance of overall structure is poor, and therefore the applicant is for the blank in domestic large-scale rope dome installation technology, and brand-new design is developed a kind of rope dome and mounting method thereof, and this case produces thus.
Utility model content
Cable dome structure provided by the utility model and mounting method, adopt ground overall package, and Integral synchronous does not promote need, by the auxiliary equipment such as crane, pylon, reduce construction cost and duration.Most importantly there is no work high above the ground, guaranteed the safety of workman in construction.There is no a large amount of work high above the ground, workman is in home in work progress, and simultaneous tension workload has reduced 2/3, has reduced the cost of construction.The cable dome structure in batches application of grading tension technology has changed the completed state of structure especially, make structure in stretching process, be subject to equilibrium of forces, symmetry, guarantee the moulding circularity of total, made structure reach the given position shape of design by rational tension sequence control.
In order to reach above-mentioned effect, the utility model is achieved through the following technical solutions:
A kind of rope dome, comprises central pressure rings, outer shroud truss, the some radially notochords along central pressure rings equal angles circle distribution, the oblique cord being connected with notochord and strut, the strop being connected with strut and oblique cord; Central authorities pressure rings comprise upper ring and a lower ring, between by steel supports fix; One end of notochord connects the pressed on ring of central pressure rings, and the other end is connected on outer shroud truss, every chorda by many independently notochord unit be formed by connecting, the node of each connection below connects independently oblique cord and strut; The oblique cord of inner side and the lower ring of central pressure rings are connected and fixed, and the oblique cord of adjacent two notochord unit connected nodes is connected with strut, and the connected node place of all oblique cords and strut is connected by strop.
Described notochord is divided into interior notochord, middle notochord, outer notochord three roads from inside to outside.
The connected node place of described interior notochord, middle notochord connects interior oblique cord and internal overarm support simultaneously, oblique cord and outer strut during the connected node place of middle notochord, outer notochord connects simultaneously; The other end of interior oblique cord is connected with the lower ring of central pressure rings, and internal overarm support is connected with middle oblique cord, and outer strut is connected with outer oblique cord, and the other end of outer oblique cord is connected with outer shroud truss.
Described notochord one has 20.
A mounting method for rope dome, comprises the following steps:
One, set up the assembled moulding bed of central pressure rings, and inside and outside twice are set, twice are put Suo Pingtai, carry out the rope of putting of inside and outside strop; Interior notochord, middle notochord, outer notochord have connected, and carry out the laying of notochord, oblique cord;
Two, central pressure rings pressed on ring is connected with interior notochord, on the connected node of interior notochord, middle notochord, connect internal overarm support and interior oblique cord, under central pressure rings, encircle and be connected with interior oblique cord simultaneously, internal overarm support is connected with middle oblique cord, on the connected node of internal overarm support and middle oblique cord, is connected by interior strop;
Three, each notochord rises structure by applying tractive force, rises to after certain altitude, outer strut is installed, being simultaneously connected with outer oblique cord of outer strut; On the tie point of all outer struts and outer oblique cord, be connected by outer strop;
Four, continue to rise, until rope dome traction stretch-draw completes.
Wherein before each assembly of described cable dome structure completes, all frocks are traction frock, traction frock is one, each notochord, tensioning tooling is two, each notochord, when completing after the assembling of rope dome, outer epichordal traction frock is transformed into tensioning tooling, and outer oblique cord is still traction frock simultaneously, ectoloph cable stretching approximately completes the stretch-draw of notochord system apart from flooring to central steel pressure rings, and fixing notochord.
After above-mentioned notochord is fixing, the traction frock of outer oblique cord converts tensioning tooling to, and the outer oblique cord of stretch-draw, until rope dome forms structural system, is connected between the lower outside oblique cord of this state, outer notochord and ring truss otic placode.
Adopt after such scheme, the utlity model has many good effects, realized ground assembled of rope dome central authorities pressure rings, removed original high-altitude original position from the construction cost that need to set up bracing frame or full hall scaffold is installed, reduce amount of high-altitude operation, installation accuracy control is convenient.
Whole cable dome structure has 132 road cable wire compositions, finally becomes the structure of a rigidity from a flexible Structure Transformation, and the utility model is accurately controlled stretching mode and tension operation, meets the stress in lifting process, guarantees smooth installation.
Accompanying drawing explanation
Fig. 1 is the overall schematic of the utility model preferred embodiment;
Fig. 2 is the stereoscopic-state schematic diagram of the utility model preferred embodiment;
Fig. 3 is installation process state diagram one in the utility model preferred embodiment;
Fig. 4 is installation process state diagram two in the utility model preferred embodiment;
Fig. 5 is installation process state diagram three in the utility model preferred embodiment;
Fig. 6 is installation process state diagram four in the utility model preferred embodiment;
Fig. 7 is installation process state diagram five in the utility model preferred embodiment;
Fig. 8 is installation process state diagram six in the utility model preferred embodiment.
The specific embodiment
In conjunction with Figure of description, to the utility model, preferred embodiment is described in detail.
A kind of rope dome, the parts that are mainly concerned with include the notochord of central pressure rings 1, interior notochord 21, middle notochord 22,23 3 notochord cell formations of outer notochord, interior oblique cord 31, middle oblique cord 32, outer oblique cord 33, internal overarm support 41, outer strut 42.
Comprise upper and lower two rings in central pressure rings 1, pressed on ring 11 diameters are greater than lower ring 12 diameters, splice fixing between the two by steel.Pressed on ring 11 and lower ring 12 excircles all have otic placode for being connected of being with rope.
In the present embodiment, whole rope dome scale diameter is 71.2 meters, and rise is 5.5 meters, and circumference is equidistantly divided into 20 longitudinal axis, and each axial location is laid a notochord.One end of interior notochord 21 connects the pressed on ring 11 of central pressure rings 1.Then on the node connecting at adjacent ridge cable elements, connect oblique cord and strut.On the connected node of interior notochord 21 and middle notochord 22, connect internal overarm support 41 and interior oblique cord 31, simultaneously interior oblique cord 31 is connected with the lower ring 12 of central pressure rings.On the connected node of middle notochord 22 and outer notochord 23, connect outer strut 42 and middle oblique cord 32, middle oblique cord 32 is connected with internal overarm support 41, and outer strut 42 is connected with outer oblique cord 33, and the outer end of outer oblique cord 33 and outer notochord 23 are connected on outer shroud truss 5 simultaneously.
When whole rope dome work, first, set up the assembled moulding bed of central pressure rings in ground central authorities, and inside and outside twice are set, twice are put Suo Pingtai, respectively inner platform 71 and outer platform 72, according to practical structures, general inner platform 71 is positioned at ground, stadium, and outer platform 72 has been arranged on the grandstand seat in circular stadium.On each platform, carry out the rope of putting of inner and outer ring rope.Simultaneously, notochord 21, middle notochord 22, outer notochord 23 have connected, and arrange according to 20 longitudinal axis positions, then all oblique cord strut liftings are laid to each position.
Then central pressure rings pressed on ring 11 is connected with interior notochord 21, on the connected node of interior notochord, middle notochord, connects internal overarm support 41 and interior oblique cord 31, under central pressure rings, encircle 12 simultaneously and be connected with interior oblique cord 31, as shown in Fig. 3 state diagram.Then again internal overarm support 41 is connected with middle oblique cord 32, strop 61 in installing on the connected node of internal overarm support 41 and middle oblique cord 32, state as shown in Figure 4,
Then, each notochord rises Tensegrity Cable Domes by applying tractive force, rises to after certain altitude, makes the height of middle notochord 22 and outer notochord 23 connected nodes be adapted at, on outer platform 72, outer strut 42 is installed, as shown in Figure 5.Then outer strut 42 is installed, as shown in Figure 6.Outer oblique cord 33 is then installed, is connected with outer strut 42, strop 62 outside install at this connected node place simultaneously, shown in Fig. 7.
After all installing, make all traction frocks into tensioning tooling, continue to rise, complete until whole rope dome draws stretch-draw, shown in Fig. 8.
As shown in Figure 2,20 notochords promote 20 axial location of cable dome structure simultaneously, adopt traction work when lifting.When stretch-draw, adopt tensioning tooling, each some position arranges 2 jack, has 40 jack and works simultaneously, and what therefore control stretch-draw is synchronously the uniform important measures of structure stress.Control stretch-draw and synchronously have two steps:
1, before stretch-draw, adjust the nut of notochord junction, the length that screw rod is exposed is identical, and initial stretch-draw position is identical.
2, the stretching force of every grade is again subdivided in stretching process to 4～10 little levels in stretching process, in every little level, makes jack synchronous to speed oil as far as possible, complete after every little level in stretch-draw, all jack stop oil supply, measure the stretch value of cable body.If the stretch value difference of different cable bodies, in next stage stretch-draw, the little side of stretch value first stretch-draw goes out this difference, then other end oil supply again.The method of so adjusting by each little level pause reaches the effect of Integral synchronous.
3, because cable dome structure all completes at nearly high empty position, the state that structure will arrive Theoretical Design from original state need to carry out overall lifting, and the outer notochord of process need of Integral lifting and the lifting force of outer oblique cord cooperatively interact.Arrive the conversion of drawing common dress and tensioning tooling after certain altitude.
Above-described embodiment is only for the inventive concept of the present utility model of explaining, but not restriction to the utility model rights protection, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should fall into protection domain of the present utility model.
Claims (4)
1. a rope dome, is characterized in that: comprise central pressure rings, outer shroud truss, the some radially notochords along central pressure rings equal angles circle distribution, the oblique cord being connected with notochord and strut, the strop being connected with strut and oblique cord; Central authorities pressure rings comprise upper ring and a lower ring, between by steel supports fix; One end of notochord connects the pressed on ring of central pressure rings, and the other end is connected on outer shroud truss, every chorda by many independently notochord unit be formed by connecting, the node of each connection below connects independently oblique cord and strut; The oblique cord of inner side and the lower ring of central pressure rings are connected and fixed, and the oblique cord of adjacent two notochord unit connected nodes is connected with strut, and the connected node place of all oblique cords and strut is connected by strop.
2. a kind of rope dome as claimed in claim 1, is characterized in that: described notochord is divided into interior notochord, middle notochord, outer notochord three roads from inside to outside.
3. a kind of rope dome as claimed in claim 2, is characterized in that: the connected node place of described interior notochord, middle notochord connects interior oblique cord and internal overarm support simultaneously, oblique cord and outer strut during the connected node place of middle notochord, outer notochord connects simultaneously; The other end of interior oblique cord is connected with the lower ring of central pressure rings, and internal overarm support is connected with middle oblique cord, and outer strut is connected with outer oblique cord, and the other end of outer oblique cord is connected with outer shroud truss.
4. a kind of rope dome as claimed in claim 1, is characterized in that: described notochord one has 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758054.5U CN203626105U (en) | 2013-11-27 | 2013-11-27 | Cable dome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758054.5U CN203626105U (en) | 2013-11-27 | 2013-11-27 | Cable dome |
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| Publication Number | Publication Date |
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| CN203626105U true CN203626105U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320758054.5U Expired - Fee Related CN203626105U (en) | 2013-11-27 | 2013-11-27 | Cable dome |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615064A (en) * | 2013-11-27 | 2014-03-05 | 浙江精工钢结构集团有限公司 | Cable dome and mounting method thereof |
| CN107268791A (en) * | 2017-07-10 | 2017-10-20 | 中国建筑西南设计研究院有限公司 | A kind of combined tension force dome structure of rigid roofing |
| CN110700474A (en) * | 2018-07-09 | 2020-01-17 | 上海海事大学 | zero-Gaussian curvature cable dome |
| WO2020212718A1 (en) * | 2019-04-19 | 2020-10-22 | Soletanche Freyssinet | Method of mounting a roof structure |
-
2013
- 2013-11-27 CN CN201320758054.5U patent/CN203626105U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615064A (en) * | 2013-11-27 | 2014-03-05 | 浙江精工钢结构集团有限公司 | Cable dome and mounting method thereof |
| CN103615064B (en) * | 2013-11-27 | 2016-09-07 | 浙江精工钢结构集团有限公司 | A kind of Cable dome and installation method thereof |
| CN107268791A (en) * | 2017-07-10 | 2017-10-20 | 中国建筑西南设计研究院有限公司 | A kind of combined tension force dome structure of rigid roofing |
| CN107268791B (en) * | 2017-07-10 | 2023-04-07 | 中国建筑西南设计研究院有限公司 | Combined tension dome structure of rigidity roofing |
| CN110700474A (en) * | 2018-07-09 | 2020-01-17 | 上海海事大学 | zero-Gaussian curvature cable dome |
| WO2020212718A1 (en) * | 2019-04-19 | 2020-10-22 | Soletanche Freyssinet | Method of mounting a roof structure |
| EP3956529B1 (en) | 2019-04-19 | 2023-02-22 | Soletanche Freyssinet | Method of mounting a roof structure |
| US11725383B2 (en) | 2019-04-19 | 2023-08-15 | Soletanche Freyssinet | Method of mounting a roof structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140604 Termination date: 20181127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |