CN112878493B - Spherical dome with bucket screen structure - Google Patents
Spherical dome with bucket screen structure Download PDFInfo
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- CN112878493B CN112878493B CN202110026018.9A CN202110026018A CN112878493B CN 112878493 B CN112878493 B CN 112878493B CN 202110026018 A CN202110026018 A CN 202110026018A CN 112878493 B CN112878493 B CN 112878493B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/32—Arched structures; Vaulted structures; Folded structures
Abstract
The application discloses spherical dome of area fill screen structure, spherical dome includes: the spherical reticulated shell comprises a plurality of radial rods and a plurality of annular rods, the radial rods extend in an arc shape along the radial direction, the annular rods are distributed around the center of the spherical reticulated shell in a plurality of annular shapes, and the radial rods are connected with the annular rods in an intersecting manner; the bucket screen structure comprises a mounting seat for hanging the bucket screen and a plurality of connecting rods fixedly connected between the spherical reticulated shell and the mounting seat; and an inclined rod is connected between the intersection points of the radial rod and the annular rod. According to the technical scheme of this application, provide a safe and stable and simple structure's take dome design of fighting screen substructure.
Description
Technical Field
The application relates to the field of building structures, in particular to a spherical dome with a bucket screen structure.
Background
To protect against weather conditions, many sporting activities are performed in indoor environments, and since such large stadiums require a large open space indoors, dome structures are often used as the roof of the large stadium to meet the large span coverage requirements while being sturdy and durable. Wherein, in order to enable spectators around the stadium to clearly see the motion process and the competition result when the competitive sports such as basketball and badminton are carried out, a bucket screen can be selectively arranged at the center of the dome.
Traditionally, after a venue is built, a bucket screen is hung at the center of the dome if necessary. But since the scoop screen system is typically significant in the tens of tons or tons, it can cause a large bearing pressure at the center of the dome structure. The addition of a reinforcing system such as a truss to the dome structure can improve the load-carrying performance of the dome, but the cost is high, and further space waste is caused.
Therefore, how to provide a safe, stable and simple dome design solution with a scoop screen structure becomes a technical problem to be solved in the field.
Disclosure of Invention
In view of this, the present application provides a spherical dome with a scoop screen substructure, so as to provide a safe, stable and simple dome design scheme with a scoop screen substructure.
According to the application, a spherical dome with a scoop screen substructure is proposed, the spherical dome comprising: the spherical reticulated shell comprises a plurality of radial rods extending in an arc shape along the radial direction and a plurality of annular rods distributed in an annular shape around the center of the spherical reticulated shell, and the radial rods are connected with the annular rods in an intersecting manner; the bucket screen structure comprises a mounting seat for hanging the bucket screen and a plurality of connecting rods fixedly connected between the spherical reticulated shell and the mounting seat; and an inclined rod is connected between the intersection points of the radial rod and the annular rod.
Preferably, the radial rods comprise main radial rods, the inner ends of which intersect at the center of the spherical reticulated shell, and first auxiliary radial rods, the first auxiliary radial rods are arranged between any two adjacent main radial rods, and the inner ends and the outer ends of the first auxiliary radial rods are connected to the circumferential rods.
Preferably, the radial rod further comprises a second auxiliary radial rod arranged between the main radial rod and the first auxiliary radial rod, and the inner end and the outer end of the second auxiliary radial rod are connected to the annular rod.
Preferably, the inclined rod is connected between the inner end of the second auxiliary radial rod and the intersection point of the main radial rod and the annular rod; and/or the inclined rod is connected between the intersection point of the second auxiliary radial rod and the annular rod and the intersection point of the main radial rod and the annular rod.
Preferably, the diagonal rod is connected between an intersection point of the second auxiliary radial rod and the circumferential rod and an intersection point of the first auxiliary radial rod and the circumferential rod.
Preferably, said connecting rods are connected to said radial rods; or the connecting rod is connected to the annular rod; or the connecting rod is connected to the intersection of the radial rod and the annular rod.
Preferably, a plurality of the connecting rods are respectively connected to at least two adjacent circles of the circumferential rods.
Preferably, the connecting rods are connected to the same circle of the circumferential rods in an end-to-end mode, and the connecting rods are connected with the circumferential rods or the mounting seat in an arbitrary mode to form an isosceles triangle.
Preferably, the spherical dome further comprises a lower layer locking net, the lower layer locking net comprising: a vertical rod extending vertically downward at an intersection point of the radial rod and the circumferential rod; the ring cable is connected between the bottoms of the vertical rods on the same ring of the ring-shaped rods; and the radial cable is connected between the bottom of the vertical rod and the spherical reticulated shell.
Preferably, the radial cables connected to the same ring of the circumferential rod are connected end to end, and any two connected radial cables and the circumferential rod or the circumferential cable form an isosceles triangle.
Preferably, the dome of the screen structure with the scoop is connected by welding, and the material of the dome of the screen structure with the scoop is low-alloy high-strength structural steel.
According to the technical scheme of the application, in the spherical dome, the installation seat for hanging the hopper screen is connected with the main radial rod of the spherical reticulated shell through the connecting rod, so that the installation seat of the hopper screen becomes a part of the spherical dome, and the dome design scheme with the hopper screen substructure, which is safe, stable and simple in structure, is further provided.
Additional features and advantages of the present application will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate an embodiment of the invention and, together with the description, serve to explain the invention. In the drawings:
FIG. 1 is a perspective view from below of a spherical dome with scoop screen structure according to a preferred embodiment of the present application;
FIG. 2 is a perspective view from above of the spherical dome of the scoop screen substructure of FIG. 1;
FIG. 3 is a perspective view of a scoop screen substructure with a spherical dome of the scoop screen substructure;
FIG. 4 is a perspective view of a lower screen for a spherical dome in accordance with a preferred embodiment of the present application;
fig. 5 is a perspective view of the spherical dome of the scoop screen configuration of fig. 1 in combination with the lower screen of fig. 4.
Detailed Description
The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As described above, in order to meet the watching demands of the audience in large indoor venues, more and more large venues adopt a method of adding a hanging bucket screen at the center of a dome to enable the audience around the venue to clearly see the sports process and the sports results. The traditional dome structure rarely considers the problem of large load bearing in the later period at the beginning of construction, the hopper screen system is usually heavy, and the hanging hopper screen system causes large load bearing pressure on the center of the dome structure, so that the potential safety hazard is caused. Even when building a dome, in consideration of the load-bearing problem, the conventional solution is to add a reinforced structure such as a truss to the dome structure, which is not only costly but also takes up more space in the stadium.
In view of the above-mentioned drawbacks, the present application provides a spherical dome with a scoop screen structure, as shown in fig. 1, comprising: the spherical reticulated shell 10 comprises a plurality of radial rods 11 extending in an arc shape along the radial direction and a plurality of annular rods 12 distributed in an annular shape around the center of the spherical reticulated shell 10, wherein the radial rods 11 are connected with the annular rods 12 in an intersecting manner; a bucket screen substructure 20, as shown in fig. 3, where the bucket screen substructure 20 includes a mounting seat 21 for hanging a bucket screen, and a plurality of connecting rods 22 fixedly connected between the spherical reticulated shell 10 and the mounting seat 21; wherein, an inclined rod 14 is connected between the intersection points of the radial rod 11 and the annular rod 12. According to the technical scheme of the application, the spherical reticulated shell 10 of the spherical dome is a ribbed annular reticulated shell structure, in order to improve the overall rigidity of the spherical reticulated shell 10, the inclined rods 14 are connected between the adjacent intersection points of the radial rods 11 and the annular rods 12, and the inclined rods 14 and the adjacent radial rods 11 and the adjacent annular rods 12 form a triangular structure to improve the torsional rigidity of the spherical reticulated shell 10, so that the reticulated shell structure with higher structural safety is provided. In addition, for satisfying the installation of fighting the screen, spherical reticulated shell 10 is connected with the mount pad 21 that is used for fighting the installation of screen through many connecting rods 22, and this mount pad 21 has formed a whole through many connecting rods 22 and spherical reticulated shell 10 to a spherical dome structure of taking the sub-structure of fighting the screen is provided, and then makes the mount pad 21 of fighting the screen as a part of spherical dome, need not to reform transform the dome and can conveniently install the screen of fighting. Preferably, the connection points of the spherical reticulated shell 10 and the plurality of connecting rods 22 are radially distributed, and the plurality of connecting rods 22 extending from the mounting base 21 are preferably respectively connected to the intersection points of the radial rods 11 and the circumferential rods 12 of the spherical reticulated shell 10, which are distributed from the center to the outside, so as to reduce the local load, and make the gravity of the installed bucket screen disperse on the spherical reticulated shell 10 as much as possible.
In the spherical reticulated shell 10 described above, the outer ends of the radial rods 11 extend outward to the circumferential rods 12 farthest from the center of the spherical reticulated shell 10, and the inner ends of the radial rods 11 (the ends pointing to the center of the spherical reticulated shell 10) may all meet at the center of the spherical reticulated shell 10, or preferably, as shown in fig. 1 and 2, the radial rods 11 include main radial rods 111 whose inner ends meet at the center of the spherical reticulated shell 10, and first auxiliary radial rods 112 disposed between any two adjacent main radial rods 111 and having inner and outer ends connected to the circumferential rods 12. The length of the first auxiliary radial rod 112 is shorter than that of the main radial rod 111, on one hand, the rigidity of the spherical reticulated shell 10 is increased by the arrangement of the first auxiliary radial rod 112, and the structural stability is improved, and on the other hand, the inner end of the first auxiliary radial rod 112 does not intersect with the center of the spherical reticulated shell 10, so that the installation difficulty of the center of the spherical reticulated shell 10 is avoided being increased, and more radial rods 11 can be arranged on the spherical reticulated shell 10. Preferably, the number of the first auxiliary radial rods 112 and the number of the main radial rods 111 of the spherical reticulated shell 10 are the same, and the first auxiliary radial rods 112 and the main radial rods 111 are sequentially arranged at intervals along the circumferential direction of the spherical reticulated shell 10.
Further, as shown in fig. 1 and 2, the radial rod 11 may further include a second auxiliary radial rod 113 disposed between the main radial rod 111 and the first auxiliary radial rod 112, and the inner and outer ends of the second auxiliary radial rod 113 are connected to the circumferential rod 12. The second auxiliary radial rods 113 are shorter than the first auxiliary radial rods 112, the spacing between the main radial rods 111 and the first auxiliary radial rods 112 increases with the distance from the center of the spherical reticulated shell 10, and the second auxiliary radial rods 113 are arranged at positions where the distance between the main radial rods 111 and the first auxiliary radial rods 112 is larger to improve the overall rigidity of the spherical reticulated shell 10. On the basis, in order to further improve the structural stability of the spherical reticulated shell 10, an inclined rod 14 is connected between the inner end of the second auxiliary radial rod 113 and the intersection point of the main radial rod 111 and the annular rod 12; or the diagonal rod 14 is connected between the intersection point of the second auxiliary radial rod 113 and the circumferential rod 12 and the intersection point of the main radial rod 111 and the circumferential rod 12; or preferably, the diagonal rods 14 are connected between the inner end of the second auxiliary radial rod 113 and the intersection point of the main radial rod 111 and the circumferential rod 12, and between the intersection point of the second auxiliary radial rod 113 and the circumferential rod 12 and the intersection point of the main radial rod 111 and the circumferential rod 12. According to the preferred embodiment of the present application, as shown in fig. 2, the extension direction of the slant bars 14 is from the intersection point of the main radial bar 111 and the circumferential bar 12 closer to the center of the spherical net shell 10 to the intersection point of the second auxiliary radial bar 113 and the adjacent circumferential bar 12 farther from the center of the spherical net shell 10, wherein the main radial bar 111 and the slant bars 14 connected to the second auxiliary radial bars 113 at both sides of the main radial bar 111 via the inner ends of the second auxiliary radial bars 113 form a branch shape extending from the center of the spherical net shell 10 outwards. Preferably, the number of the inclined rods 14 arranged between the branch-shaped main radial rod 111 and the second auxiliary radial rod 113 can be reduced according to actual working condition requirements, so as to save material cost and reduce the weight of the dome, and the inclined rods 14 are uniformly distributed in the circumferential direction of the spherical reticulated shell 10. According to another embodiment of the present application, an inclined rod 14 may be connected between the intersection point of the second auxiliary radial rod 113 and the circumferential rod 12 and the intersection point of the first auxiliary radial rod 112 and the circumferential rod 12.
As shown in fig. 1 and 3, the spherical reticulated shell 10 with spherical domes of the scoop screen substructure according to the present application is integrated with the scoop screen substructure 20 by the connection of the connecting rods 22, wherein the connecting rods 22 may be directly connected to the radial rods 11; or the connecting rod 22 can be connected to the annular rod 12; or the connecting rod 22 can also be connected at the intersection of the radial rod 11 and the annular rod 12, so that the radial rod 11, the annular rod 12 and the connecting rod 22 can be fixedly connected at the same time by welding or using a special node connecting piece, and the installation efficiency of the spherical dome is improved. In the case that the connection rods 22 are connected to the circumferential rods 12 or the intersections of the radial rods 11 and the circumferential rods 12, preferably, the connection rods 22 are respectively connected to at least two adjacent circles of circumferential rods 12, so that the weight of the bucket screen system can be dispersedly borne on the spherical reticulated shell 10 after the bucket screen is installed. As shown in fig. 3, preferably, the plurality of connecting rods 22 connected to the same ring of circumferential rods 12 are connected end to end, and any two connected connecting rods 22 form an isosceles triangle with the circumferential rods 12 or the mounting base 21, so as to improve the connection stability of the bucket screen structure 20.
According to the spherical dome with scoop screen substructure as described above, as shown in fig. 5, the spherical dome may further include an underlying lock screen 30 in addition to the spherical net shell 10 and the scoop screen substructure 20. As shown in fig. 4, the lower lock net 30 includes: a vertical rod 31 extending vertically downward at the intersection of the radial rod 11 and the circumferential rod 12 as described above; a ring cable 32, wherein the ring cable 32 is connected between the bottoms of the vertical rods 31 on the same ring of the circumferential rods 12; and a radial cable 33, wherein the radial cable 33 is connected between the bottom of the vertical rod 31 and the spherical reticulated shell 10. Through the combination of the lower layer lock net 30 and the spherical reticulated shell 10, the spherical reticulated shell 10 and the lower layer lock net 30 are in mutual cable-strut balance, so that the dome structure becomes a self-balancing system, and the external rigidity of the spherical dome is effectively improved. Preferably, the ring cables 32 and the radial cables 33 are made of high-tensile cable materials, so that the distribution of internal force of the dome system is adjusted through the lower layer lock mesh 30, the amplitude of the internal force of the dome structure is reduced, and the bearing capacity of the spherical dome structure is improved. On the basis, as shown in fig. 4, preferably, the radial cables 33 connected to the same ring of circumferential rods 12 are connected end to end, and any two connected radial cables 33 form an isosceles triangle with the circumferential rods 12 or the ring cables 32, so as to form a more stable net locking system and improve the overall stability of the spherical dome.
According to the spherical dome with the bucket screen substructure of any embodiment, the connection mode among the structures of the dome with the bucket screen substructure can be welding or can be connected through a specially-made node connecting piece; the material of each part structure of the dome with the scoop screen structure is preferably a metal material with higher strength and lower weight, such as low-alloy high-strength structural steel (Q355B).
According to the spherical dome with scoop screen substructure of the preferred embodiment of the present application, as shown in fig. 5, the spherical dome comprises a spherical mesh shell 10 as a supporting body of the spherical dome, and a scoop screen substructure 20 combined with the spherical mesh shell 10 for installing the scoop screen system, and an underlying lock net 30 connected below the spherical mesh shell 10 for improving the load-bearing capacity of the spherical dome structure. Wherein, the spherical reticulated shell 10 is further provided with a first auxiliary radial rod 112 and a second auxiliary radial rod 113 which are shorter than the main radial rod 111 on the basis of the main radial rod 111 and the circumferential rod 12, so as to improve the rigidity of the spherical dome near the edge area, and further improve the overall rigidity and stability of the dome structure through the arrangement of the inclined rods 14. The hopper screen substructure 20 is uniformly and dispersedly connected to the spherical reticulated shell 10 through a plurality of connecting rods 22, and forms a stable connection system in triangular distribution, so that the load requirement of the suspended hopper screen system on the dome can be reduced as much as possible, the hopper screen system can be conveniently arranged through the hopper screen mounting seat 21, the dome is prevented from being further improved when the suspended hopper screen is built after the dome is built, and the construction efficiency is improved. Therefore, according to the application, a safe, stable and simple dome design scheme with a bucket screen structure is provided.
The preferred embodiments of the present application have been described in detail above, but the present application is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present application within the technical idea of the present application, and these simple modifications all belong to the protection scope of the present application.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described in the present application.
In addition, any combination of the various embodiments of the present application is also possible, and the same should be considered as disclosed in the present application as long as it does not depart from the idea of the present application.
Claims (9)
1. Spherical dome of area fill screen substructure, its characterized in that, spherical dome includes:
the spherical reticulated shell (10) comprises a plurality of radial rods (11) extending in an arc shape along the radial direction and a plurality of annular rods (12) distributed in an annular shape around the center of the spherical reticulated shell (10), wherein the radial rods (11) are connected with the annular rods (12) in an intersecting manner;
the hopper screen structure (20), the hopper screen structure (20) comprises a mounting seat (21) for hanging the hopper screen, and a plurality of connecting rods (22) fixedly connected between the spherical reticulated shell (10) and the mounting seat (21);
the connecting rods (22) are respectively connected to at least two adjacent circles of the annular rods (12), the connecting rods (22) connected to the same circle of the annular rods (12) are connected end to end, and any two connected connecting rods (22) and the annular rods (12) or the mounting seats (21) form an isosceles triangle;
wherein, be connected with down tube (14) between the nodical of radial pole (11) with hoop pole (12).
2. Spherical dome with scoop screen structure according to claim 1 characterized in that said radial rods (11) comprise a main radial rod (111) whose inner end intersects the center of the spherical reticulated shell (10), and a first auxiliary radial rod (112) arranged between any two adjacent main radial rods (111) and connected at the inner and outer ends to the circumferential rod (12).
3. Spherical dome with scoop screen structure according to claim 2, characterized in that said radial rods (11) further comprise a second auxiliary radial rod (113) arranged between said main radial rod (111) and said first auxiliary radial rod (112), the inner and outer ends of the second auxiliary radial rod (113) being connected to said circumferential rod (12).
4. A spherical dome with a scoop screen substructure according to claim 3, characterized in that said diagonal rods (14) are connected between the inner ends of said second auxiliary radial rods (113) and the intersection of said main radial rods (111) with said circumferential rods (12); and/or the diagonal rod (14) is connected between the intersection point of the second auxiliary radial rod (113) and the annular rod (12) and the intersection point of the main radial rod (111) and the annular rod (12).
5. Spherical dome with scoop screen structure according to claim 3 characterized in that the diagonal rods (14) are connected between the intersection of the second auxiliary radial rod (113) with the circumferential rod (12) and the intersection of the first auxiliary radial rod (112) with the circumferential rod (12).
6. Spherical dome with scoop screen structure according to claim 1, characterized in that the connecting rods (22) are connected at the intersection of the radial rods (11) and the circumferential rods (12).
7. The spherical dome with scoop screen structure of claim 1 wherein said spherical dome further comprises an underlying latch net (30), said underlying latch net (30) comprising:
a vertical rod (31), wherein the vertical rod (31) vertically extends downwards at the intersection point of the radial rod (11) and the annular rod (12);
a circular cable (32), wherein the circular cable (32) is connected between the bottoms of the vertical rods (31) on the same circle of the circular rods (12); and
and the radial cable (33), the radial cable (33) is connected between the bottom of the vertical rod (31) and the spherical reticulated shell (10).
8. The spherical dome with a bucket screen structure of claim 7, wherein a plurality of said radial cables (33) connected to the same ring of said circumferential rods (12) are connected end to end, and any two connected radial cables (33) form an isosceles triangle with said circumferential rods (12) or said circumferential cables (32).
9. The spherical dome with a scoop screen structure as in any one of claims 1-8, wherein the connection between the structures of the dome with a scoop screen structure is welding, and the material of the dome with a scoop screen structure is low alloy high strength structural steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110026018.9A CN112878493B (en) | 2021-01-08 | 2021-01-08 | Spherical dome with bucket screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110026018.9A CN112878493B (en) | 2021-01-08 | 2021-01-08 | Spherical dome with bucket screen structure |
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| CN112878493A CN112878493A (en) | 2021-06-01 |
| CN112878493B true CN112878493B (en) | 2022-07-26 |
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| CN202110026018.9A Active CN112878493B (en) | 2021-01-08 | 2021-01-08 | Spherical dome with bucket screen structure |
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| DE202007009574U1 (en) * | 2007-07-09 | 2007-10-11 | Taran, Ali Adnan | roof construction |
| CN101158195A (en) * | 2007-11-16 | 2008-04-09 | 北京工业大学 | Suspended-dome multi-time prestressed construction method |
| CN101225686A (en) * | 2008-02-03 | 2008-07-23 | 浙江大学 | Sunflower-shaped cable dome structure |
| KR20160012648A (en) * | 2014-07-25 | 2016-02-03 | 양수철 | Dual-hub connectors for house construction and house construction methods using this |
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