CN209779991U - Ring radial string structure top - Google Patents
Ring radial string structure top Download PDFInfo
- Publication number
- CN209779991U CN209779991U CN201920247986.0U CN201920247986U CN209779991U CN 209779991 U CN209779991 U CN 209779991U CN 201920247986 U CN201920247986 U CN 201920247986U CN 209779991 U CN209779991 U CN 209779991U
- Authority
- CN
- China
- Prior art keywords
- ring beam
- central ring
- pull rod
- fixed
- rod
- 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.)
- Active
Links
Abstract
the utility model relates to the building structure field, and discloses an annular radial string structure top, which comprises supporting legs, an edge ring beam, an upper central ring beam, a lower central ring beam, a radiation rod and a prestressed steel pull rod; the supporting legs are vertically fixed below the edge ring beam, and the upper central ring beam and the lower central ring beam are connected through a plurality of vertical supports; one end of the radiation rod is fixed on the edge ring beam, and the other end of the radiation rod is fixed on the upper central ring beam; the prestressed steel pull rod is arc-shaped and comprises a connecting end, a pull rod main body, a connecting sleeve and an extension rod, wherein the connecting end is rotatably connected with the supporting leg, one end of the pull rod main body is fixedly connected with the connecting end, the other end of the pull rod main body is in threaded connection with the connecting sleeve, one end of the extension rod is in threaded connection with the connecting sleeve, and the other end of the extension rod is fixed on the lower central ring beam. The utility model provides an adaptation ring shape building's prestressing force structural system, and when structural deformation unsatisfied design requirement appeared, can adjust once more the prestressing force of applying.
Description
Technical Field
The utility model relates to a building structure field particularly, relates to a string structure top is opened to annular radiation formula.
background
With the progress and development of society, the functions of buildings are more and more complex, high building space needs to be built to meet the requirements of various occasions, and meanwhile, due to the appearance of new materials, new structures and new technologies, the progress of large-span and large-bay buildings is promoted. The large space pursued by modern public buildings reduces the number of columns so as to increase the span of the beam, and the common structural beam needs a larger section to meet the load bearing requirement in order to meet the requirements of bearing capacity, deflection and the like, so that the clearance height of the building is reduced, and the use function of the building is influenced. In order to solve these contradictions, some innovative structural forms, such as prestressed concrete bridge structures, external prestressed concrete beams, beam string structures, tensile membranes, and suspension cable structures, have been designed, and the existence of these structures does not depart from the application of prestressing force.
the prestress is compressive stress applied to the structure in advance during construction in order to improve the service performance of the structure, and the compressive stress can completely or partially offset tensile stress caused by load during service of the structure, so that structural damage is avoided.
the existing prestress forms are many, but most of the prestress forms are used in a regular structure system, a prestress structure system which can be well adapted to a circular building does not exist so far, most of circular structures give up application of prestress, stress requirements are met by increasing the cross section area of the structure, the stress of the circular structure is complex, the cross section of a basic component is large under normal conditions, the performance of materials is not fully exerted, and therefore on one hand, the stress is unreasonable, and on the other hand, the waste of the materials is caused.
Although some annular pull ring structures also utilize the principle of prestress, the application effect is not good, the flexible pull ring can generate strain under the erosion action of air and the long-term action of stress in the long-term use process, the elasticity is lost, and the pull ring loses the function of providing prestress.
SUMMERY OF THE UTILITY MODEL
the main objective of the present invention is to provide a radial string structure top with annular structure.
in order to achieve the purpose, the annular radial string structure top of the utility model comprises supporting legs, an edge ring beam, an upper central ring beam, a lower central ring beam, a radiation rod and a prestressed steel pull rod;
The supporting legs are vertically fixed below the edge ring beam and are uniformly distributed along the circumference of the edge ring beam;
the circle centers of the upper central ring beam and the lower central ring beam are the same as the circle centers of the edge ring beams, the lower central ring beam is positioned under the upper central ring beam, and the upper central ring beam and the lower central ring beam are connected through a plurality of vertical supports;
One end of the radiation rod is fixed on the edge ring beam, and the other end of the radiation rod is fixed on the upper central ring beam;
the prestress steel pull rod is arc-shaped and comprises a connecting end, a pull rod main body, a connecting sleeve and an extension rod, wherein the connecting end is rotatably connected with the supporting leg, an internal thread is arranged on the inner wall of the connecting sleeve, one end of the pull rod main body is fixedly connected with the connecting end, the other end of the pull rod main body is in threaded connection with the connecting sleeve, one end of the extension rod is in threaded connection with the connecting sleeve, and the other end of the extension rod is fixed on the.
Furthermore, the cross section of the vertical support is square, the side length is the same as the thickness of the central ring beam, and the side length is inscribed in the arc-shaped outer edge line and the inner edge line of the central ring beam.
Further, the number of the radiation rods is the same as that of the support legs.
Furthermore, the radiation rod, the edge ring beam and the upper central ring beam are connected and fixed in a peripheral girth welding mode.
Further, the connecting end is provided with a bolt hole, and the bolt hole is rotatably connected with the supporting leg through a bolt.
Further, the number of the supporting legs is 6 or 8.
Further, the number of the vertical supports is 4.
Furthermore, the section of the edge ring beam is rectangular or square.
The utility model discloses following beneficial effect has:
(2) The utility model provides a prestressing force structural system that adapts to ring shape building, accomplish the installation under zero stress state, along with the project is put into use, progressively load, when structural deformation appears and can not satisfy the design requirement, can adjust once more to the prestressing force that applies, and the adjustment method is simple and easy to carry out;
(1) The utility model is in a radial ring shape from the center to the periphery, the arc radiation of the prestressed steel pull rod enables the prestress provided by the structure to be concentrated at the central part, and the central part is the position with the largest deflection deformation, thus the prestress can fully achieve the purpose of offsetting the deformation generated by the load effect of the structure; meanwhile, the arc-shaped design of the prestressed steel pull rod can just meet the requirement of building modeling, so that the structure is perfectly combined with the building, and the later-stage decoration is facilitated;
(3) The annular radial string-stretching structure top of the utility model solves the problem of insufficient performance of materials, and by introducing prestress, various materials can fully exert respective performance, and the linearity of the material accords with the stress characteristic of the structure, thereby saving building materials to the greatest extent;
(4) The utility model discloses only need apply of prestressing force twist connecting sleeve can, need not reduce the use of a large amount of scaffolds with the help of large-scale special prestressing force stretch-draw machinery, effectively improved the construction speed, shortened construction cycle, improved operation workman's security, saved engineering cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection of the upper and lower central ring beams;
FIG. 3 is a schematic structural view of a prestressed steel tie rod;
wherein the figures include the following reference numerals: 1. supporting legs; 2. an edge ring beam; 3. an upper central ring beam; 4. a lower central ring beam; 5. a radiation rod; 6. a prestressed steel pull rod; 7. a vertical support; 8. connecting the end heads; 9. a pull rod body; 10. a connecting sleeve; 11. lengthening a rod; 12. bolt holes.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
as shown in fig. 1, the top of the annular radial string structure of the present invention comprises supporting legs 1, edge ring beams 2, an upper central ring beam 3, a lower central ring beam 4, radial rods 5 and prestressed steel pull rods 6; the edge ring beam, the upper central ring beam and the radiation rods form an upper structure system, and the support legs, the prestressed steel pull rods and the lower central ring beam form a lower prestressed system.
The number of the supporting legs is 6 or 8, the supporting legs are vertically fixed below the edge ring beam and are uniformly distributed along the circumference of the edge ring beam; the cross-section of the edge ring beam is preferably rectangular or square.
The circle centers of the upper central ring beam and the lower central ring beam are the same as the circle centers of the edge ring beams, the lower central ring beam is positioned under the upper central ring beam, and the upper central ring beam and the lower central ring beam are connected through four vertical supports 7; as shown in fig. 2, the cross section of the vertical support is square, the side length is the same as the thickness of the upper and lower central ring beams, and the side length is inscribed with the arc-shaped outer edge line and the inner edge line of the upper and lower central ring beams. The vertical support plays a vital role in the whole structure system, is a pivot for connecting the upper-layer annular structure and the lower-layer prestressed system, and the height of the pivot is determined according to the radiation radian of the annular tension rod.
The number of the radiation rods is the same as that of the support legs, one end of each radiation rod is fixed on the edge ring beam, and the other end of each radiation rod is fixed on the upper central ring beam; the radiation rod is fixedly connected with the edge ring beam and the upper central ring beam in a peripheral girth welding mode so as to ensure the connection reliability. The radiation rod plays a main load-bearing role in the whole structural system, the section of the radiation rod needs to be determined through calculation according to the engineering load, and in addition, the requirement of the limit value of the specification on deflection deformation is met.
The prestressed steel pull rod is arc-shaped and comprises a connecting end 8, a pull rod main body 9, a connecting sleeve 10 and an extension rod 11, wherein a bolt hole 12 is formed in the connecting end, the inner wall of the connecting sleeve is provided with an internal thread through a bolt and supporting leg rotatable connection, one end of the pull rod main body is fixedly connected with the connecting end, the other end of the pull rod main body is in threaded connection with the connecting sleeve, one end of the extension rod is in threaded connection with the connecting sleeve, and the other end of the extension rod is fixed on. The prestressed steel pull rod rotates around the connecting bolt rod, so that the problem of angle correction of the prestressed steel pull rod is effectively solved, the linearity and radian of the steel pull rod can meet the requirement of prestress in the screwing process of the connecting sleeve, and after tensioning is completed, the bolt is screwed and fixed firmly.
After the installation is accomplished at the prestressing force steel pull rod, when applying clockwise and twisting connecting sleeve, can make the pull rod at connecting sleeve both ends stretch into in to connecting sleeve to make the length contraction of pull rod reduce, thereby reach the purpose that provides the prestressing force, solved and need rely on large-scale machinery to apply the puzzlement of prestressing force. In the use process, if the deflection does not meet the design requirement along with the carbonization deformation of steel, the connecting sleeve can be screwed at any time, so that the loosened prestressed steel pull rod can continuously provide prestress.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The annular radial string structure top is characterized by comprising supporting legs (1), an edge ring beam (2), an upper central ring beam (3), a lower central ring beam (4), a radial rod (5) and a prestressed steel pull rod (6);
The supporting legs (1) are vertically fixed below the edge ring beam (2) and are uniformly distributed along the circumference of the edge ring beam (2);
the circle centers of the upper central ring beam (3) and the lower central ring beam (4) are the same as the circle centers of the edge ring beams (2), the lower central ring beam (4) is positioned under the upper central ring beam (3), and the upper central ring beam and the lower central ring beam are connected through a plurality of vertical supports (7);
One end of the radiation rod (5) is fixed on the edge ring beam (2), and the other end is fixed on the upper central ring beam (3);
prestressing force pull rod (6) are the arc, including connection end (8), pull rod main part (9), connecting sleeve (10) and extension bar (11), connecting end (8) and supporting leg (1) rotatable coupling, connecting sleeve (10) inner wall is provided with the internal thread, pull rod main part (9) one end and connection end (8) fixed connection, the other end and connecting sleeve (10) threaded connection, extension bar (11) one end and connecting sleeve (10) threaded connection, the other end is fixed on lower part center girth beam (4).
2. The annular radial string structure roof according to claim 1, wherein the cross section of the vertical support (7) is square, the side length is the same as the thickness of the central ring beam, and the side length inscribes the arc-shaped outer edge line and the inner edge line of the central ring beam.
3. Tensor annular structure roof according to claim 1, characterized in that the number of radiation rods (5) is the same as the number of support legs (1).
4. The string-like structure top of radial type of ring of claim 1, characterized in that the radiation rods (5) are connected and fixed with the edge ring beam (2) and the upper center ring beam (3) by means of circumferential welding.
5. Zhang string as a kind of ring shape as claimed in claim 1, characterised by the connection end (8) is provided with bolt holes (12) by means of which it is rotatably connected to the support leg (1).
6. Zhang chord structure roof according to claim 1, characterised in that the number of support legs (1) is 6 or 8.
7. Zhang chord structure roof as claimed in claim 1, characterised in that the number of vertical braces (7) is 4.
8. Tensor string structured roof as in claim 1, characterized in that the cross section of the edge ring beams (2) is rectangular or square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247986.0U CN209779991U (en) | 2019-02-27 | 2019-02-27 | Ring radial string structure top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247986.0U CN209779991U (en) | 2019-02-27 | 2019-02-27 | Ring radial string structure top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209779991U true CN209779991U (en) | 2019-12-13 |
Family
ID=68795792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920247986.0U Active CN209779991U (en) | 2019-02-27 | 2019-02-27 | Ring radial string structure top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209779991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111451758A (en) * | 2020-04-10 | 2020-07-28 | 张宇 | Steel pipe truss structure, manufacturing machine and manufacturing method |
-
2019
- 2019-02-27 CN CN201920247986.0U patent/CN209779991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111451758A (en) * | 2020-04-10 | 2020-07-28 | 张宇 | Steel pipe truss structure, manufacturing machine and manufacturing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2011267375B2 (en) | Tower comprising an adapter piece and method for producing a tower comprising an adapter piece | |
| CN113719139B (en) | Construction method for hoisting irregular space net rack of stadium | |
| CN113175091B (en) | Fully assembled prestressed frame cable system combined structure | |
| CN102535646A (en) | Multidirectional error-adjustable node suitable for suspend-dome space structure | |
| CN209779991U (en) | Ring radial string structure top | |
| CN108775188A (en) | A kind of prestressing force communication king-post and its construction method | |
| CN108060718A (en) | A kind of detachable assembling type column and basic ductility joint connection mode | |
| CN209469534U (en) | Concrete tower | |
| CN107795184B (en) | Truss bearing platform structure of three-pipe sleeve type chimney | |
| CN214737303U (en) | Truss type steel pipe concrete cable tower structure | |
| KR20200013330A (en) | Power transmission tower using tension members | |
| CN209723400U (en) | Using a kind of prefabricated integral frame bean column node that sleeve quickly connects | |
| CN108797350B (en) | Tower column inner and outer stiff skeleton device and construction method thereof | |
| CN206308705U (en) | A kind of concrete assembled basis | |
| CN207934292U (en) | One kind is baroclined bar truss beam string composite structure | |
| CN112302034A (en) | Prefabricated hollow concrete supporting member, inner supporting system and construction method | |
| CN108678161B (en) | Prestressed concrete row frame column and construction method | |
| CN108104349B (en) | Oblique compression bar truss beam chord beam combined structure and implementation method | |
| CN214302870U (en) | Corrugated pipe cylindrical template | |
| CN113338162B (en) | Construction method of multi-diagonal bracing support bridge tower | |
| CN219710758U (en) | Longitudinal prestress buckling-preventing double-steel-tube concrete column | |
| CN202500222U (en) | Multidirectional error adjustable pitch point | |
| CN214644692U (en) | Post-tensioning precast concrete supporting member and inner supporting system | |
| CN220247707U (en) | Shear-resistant reinforcing device for reinforced concrete beam | |
| CN103938555A (en) | Method for designing prestress adjustable support for detecting and strengthening |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230128 Address after: 409-419, Floor 4, Martial Arts Museum Building, No. 168 Yugu Road, Xihu District, Hangzhou, Zhejiang, 310007 (singular) Patentee after: Jiedi Design Group Co.,Ltd. Address before: 266000 19th Floor, G1 Building, 288 Ningxia Road, Shinan District, Qingdao City, Shandong Province Patentee before: QINGDAO GAD BUILDING DESIGN Co.,Ltd. |