CN103938781A - Annularly unfolded roof structure - Google Patents
Annularly unfolded roof structure Download PDFInfo
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- CN103938781A CN103938781A CN201410139770.4A CN201410139770A CN103938781A CN 103938781 A CN103938781 A CN 103938781A CN 201410139770 A CN201410139770 A CN 201410139770A CN 103938781 A CN103938781 A CN 103938781A
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Abstract
The invention discloses an annularly unfolded roof structure. The annularly unfolded roof structure is composed of a column, a shear unit ring and a roof panel. The shear unit ring is composed of a circle of shear units. Two strip-shaped plates are pin-joint through middle pin joints in the middles of the strip-shaped plates to form each shear unit. Every two adjacent shear units are pin-joint together through pins at the ends of the strip-shaped plates. The roof panel is composed of a circle of folding units which are evenly distributed on the same circle, and two fan-shaped plates are pin-joint on the side faces to form each folding unit. The inner end of each folding unit is arranged on the column, the upper end of each folding unit is provided with one shear unit for driving the folding unit, and the shear unit ring is located in the roof panel. According to the roof structure, through unfolding and folding of the shear unit ring, the roof system can be annularly unfolded and folded, and the annularly unfolded roof structure is reasonable in structure, easy to design and construct and particularly suitable for small-space and medium-span buildings.
Description
Technical field
The present invention relates to a kind of retractable Roof Structures, particularly a kind of circular development roof structure.
Background technology
Deployable structure is a kind of new structure closely growing up for more than half a century, in fields such as aerospace, building structure and military engineerings, plays an important role.The principal character of deployable structure is to have two kinds of stable configurations: complete folded state and the state of organizing work completely.When folded state, structure is drawn at a certain given shape, and under the effect of extraneous driving force, structure is progressively launched, and reaches the duty of launching completely, is then locked as stable state.
Can open up scissors hinge structure is a kind of space structures based on scissors hinge unit, can design colourful geometric shape.After this structure is completely folding, becomes and tie closely shape, after fully launching to fix, reach initialization state, can cover larger space.Total can be produced by batch in factory simultaneously, and after completing, folding bundled shape is transported to building site and launches use; In addition, this class formation is extremely convenient to remove.Utilize this feature, this structure can be widely used in military architecture, short-term building, and in the large-span space structure such as stadium grand theater.
In existing structure, mostly scissors hinges structure is to exist as vertical lifting device, and before utilizing scissors hinge structure to open and the huge difference on shape and height after opening, it has good lifting effect.
Folding house roof is in building theory, to introduce the result of deployable structure thought, is a Main Trends of The Development of Modern Physical Education building, and it is more and more subject to people's favor.The upsurge of building opening-closing structure has been risen in China in the nearest more than ten years, small-scale swing roof building has had tens of seats, and operation conditions is good at present, and the construction of large-scale opening-closing structure has also had certain achievement.But both at home and abroad existing built hundreds of folding house roof architecture structure forms and folding mechanism are comparatively simple, and the research of folding house roof lags behind engineering practice state.How can open up scissors hinge structure and folding house roof and combine urgent problem especially.
Summary of the invention
Goal of the invention: in order to produce the annular roof system of being convenient to folding, and require this folding house roof can not only meet the various functions requirement of building to roof system folding, also there is the advantages such as design and easy construction, can meet preferably the requirement of medium and small span building to roof system folding function.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
A roof structure for circular development, is characterized in that: pillar, scissors unit circle and roof panel, consist of;
Described scissors unit circle is by a circle scissors cell formation, and by two stripe board, the middle part pin-connected joints pin joint at stripe board middle part forms in scissors unit, between adjacent two scissors unit, in stripe board end, passes through pin pin joint together;
Described roof panel forms by being distributed on the circle of one on same circle folding unit, and described folding unit is formed at side pin joint by two fanning strips;
Folding unit the inner be arranged on described pillar, the described scissors unit of a folding unit described in driving is set in the upper end of folding unit, described scissors unit circle is positioned at described roof panel face.
Two fanning strips of described folding unit connect by bearing pin in side, and two stripe board of described scissors unit are arranged on described bearing pin, and on bearing pin, the position of corresponding pin arranges pin joint hole, and form described middle part pin-connected joints.
A side at described fanning strip is provided with the first pin shaft hole, opposite side at fanning strip is provided with the second pin shaft hole, described the first pin shaft hole and the second pin shaft hole are positioned at the diverse location of fanning strip side length direction, and described bearing pin forms a folding unit through the first pin shaft hole of a fanning strip and the second pin shaft hole of another fanning strip.
The inner of described folding unit and pillar also form hinged joint by described bearing pin, and end part of pin shaft arranges a bead, at pillar and bearing pin connection, groove is set, and described bead is arranged in described groove and can prolongs groove and slide.
Groove is unequal at the height of column interior, can be divided into inboard groove and outside groove two parts, and the height H of inboard groove and the small ball's diameter d are equal, and the height h of outside groove is less than the small ball's diameter d.Thereby can limit bead moves outside post.
At the first pin shaft hole of fanning strip and the second pin shaft hole, corresponding to the pin place of middle part, scissors unit pin-connected joints, be provided with the preformed hole that does not hinder pin motion.
A kind of horizontal scissors of the present invention unit can retractable roof structure, and every fanning strip is all same size, links up spatial loop of same formation, and all point to the same center of circle after pin joint.
Beneficial effect: roof structure provided by the invention, each folding unit is formed by two fanning strips of mutual pin joint, and by scissors unit circle, be connected the synchronous expansion and closure of controlling described folding unit with folding unit, realized the hoop opening and closing of roof system; In roof system moving process, due to the existence of scissors unit system, can avoid the collision of adjacent members in motion process, can obtain the shrinkage factor of larger folding house roof; In addition, because number of components of the present invention is far fewer than general folding grid structure, therefore give the effect of a kind of brevity and lucidity of people, overcome the various in disorder shortcoming of network sense organ upper lever; And its structure rationally, design and construction simple, be particularly suitable for the building of medium and small span.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the semi-collapsed condition schematic diagram of structure of the present invention;
Fig. 3 is the schematic diagram of fanning strip;
Fig. 4 is the assembling schematic diagram of folding unit and scissors unit;
Fig. 5 is the schematic diagram that bearing pin is connected with pillar;
Fig. 6 is the sectional drawing that bearing pin is connected with pillar.
Wherein: 1, fanning strip, 2, scissors unit, 3, pin, 4, bearing pin, 5, pillar, 6, bead, 7, groove, the 8, first pin shaft hole, the 9, second pin shaft hole, 10, pin joint hole.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
Be illustrated in figure 1 the structural representation of the roof system of a kind of circular development based on inventive concept, comprise pillar 5, scissors unit circle, roof panel etc.Scissors unit circle and roof panel form by pin pin joint.
Wherein, scissors unit circle only has a circle, and scissors unit 2 is formed by pin 3 pin joints by two stripe board, forms middle part pin-connected joints at middle part, between scissors unit 2, respectively in end by pin 3 pin joints together, after launching, form an annular scissors unit circle.
Roof panel forms by being distributed on one on same circle circle folding unit, and between folding unit, also the mode by pin joint connects, between two folding units of head and the tail launching or opening folding time, referring to Fig. 2.Each folding unit is formed by the mutual pin joint of two fanning strips 1, the corresponding scissors unit 2 of each folding unit, and drive folding unit by corresponding scissors unit 2, on bearing pin 4, the pin place at 2 pin-connected joints places, middle part, corresponding scissors unit arranges pin joint hole 10, so that scissors unit 2 is connected with folding unit.
The first pin shaft hole 8 and the second pin shaft hole 9 at fanning strip 1 are removed corresponding to the hole wall at pin 3 places of scissors unit 2 middle part pin-connected joints, make it not hinder the motion of pin 3.Referring to Fig. 4.
The inner of described folding unit and pillar 5 also form hinged joint by described bearing pin 4, and end part of pin shaft arranges a bead 6, in pillar 5 and bearing pin 4 connections, groove 7 are set, and bead 6 can prolong groove and slide.
Groove 7 is unequal at the height of column interior, can be divided into inboard groove and outside groove two parts, the height H of inboard groove and bead 6 diameter d are equal, and the height h of outside groove is less than bead 6 diameter d, thereby can limit bead 6, outside post, move, referring to Fig. 5 and Fig. 6.
Every fanning strip 1 is all same size, links up ring of same formation, and all points to the same center of circle, with the center superposition of pillar 5 after pin joint.
Between all scissors unit 2 and scissors unit 2, between fanning strip 1 and fanning strip 1, between scissors unit 2 and fanning strip 1, be pin joint, convenient unlatching with closed.
Implementation procedure: first utilize computer to draft the position after roof panel launches, arrange scissors unit at assigned address afterwards, each scissors unit is coupled together, just formed circular development roof system.
Be noted that for those skilled in the art; under the premise without departing from the principles of the invention; can also make some improvements and modifications; the scissors unit that for example each folding unit is corresponding can be improved to a plurality of, and these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a roof structure for circular development, is characterized in that: pillar (5), scissors unit circle and roof panel, consist of;
Described scissors unit circle consists of a circle scissors unit (2), and scissors unit (2) the middle part pin-connected joints pin joint at stripe board middle part forms by two stripe board, between adjacent two scissors unit (2), in stripe board end, passes through pin (3) pin joint together;
Described roof panel forms by being distributed on the circle of one on same circle folding unit, and described folding unit is formed at side pin joint by two fanning strips (1);
Folding unit to be arranged on described pillar (5) upper in the inner, a described scissors unit (2) that drives described folding unit is set in the upper end of folding unit, described scissors unit circle is positioned at described roof panel face.
2. the roof structure of circular development according to claim 1, it is characterized in that: two fanning strips (1) of described folding unit connect by bearing pin (4) in side, two stripe board of described scissors unit (2) are arranged on pin (3), position at the upper corresponding pin (3) of bearing pin (4) arranges pin joint hole (10), and forms described middle part pin-connected joints.
3. the roof structure of circular development according to claim 2, it is characterized in that: the side at described fanning strip (1) is provided with the first pin shaft hole (8), opposite side at fanning strip (1) is provided with the second pin shaft hole (9), described the first pin shaft hole (8) and the second pin shaft hole (9) are positioned at the diverse location of fanning strip (1) side length direction, and described bearing pin (4) forms a folding unit through first pin shaft hole (8) of a fanning strip (1) and second pin shaft hole (9) of another fanning strip (1).
4. the roof structure of circular development according to claim 1, it is characterized in that: the inner of described folding unit and pillar (5) also form hinged joint by described bearing pin (4), bearing pin (4) end arranges a bead (6), in pillar (5) and bearing pin (4) connection, groove (7) is set, described bead is arranged in described groove (7) and can slides along groove (7).
5. the roof structure of circular development according to claim 4, it is characterized in that: described groove (7) is unequal at the height of column interior, can be divided into inboard groove and outside groove two parts, the height H of inboard groove and bead (6) diameter d is equal, and the height h of outside groove is less than bead (6) diameter d.
6. according to the roof structure of the circular development described in claim 2 or 3, it is characterized in that: the first pin shaft hole (8) and the second pin shaft hole (9) at fanning strip (1) locate to be provided with corresponding to the pin (3) of scissors unit (2) middle part pin-connected joints the preformed hole that does not hinder pin (3) motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410139770.4A CN103938781B (en) | 2014-04-09 | 2014-04-09 | A kind of roof structure of circular development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410139770.4A CN103938781B (en) | 2014-04-09 | 2014-04-09 | A kind of roof structure of circular development |
Publications (2)
| Publication Number | Publication Date |
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| CN103938781A true CN103938781A (en) | 2014-07-23 |
| CN103938781B CN103938781B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410139770.4A Expired - Fee Related CN103938781B (en) | 2014-04-09 | 2014-04-09 | A kind of roof structure of circular development |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5024031A (en) * | 1988-10-27 | 1991-06-18 | Charles Hoberman | Radial expansion/retraction truss structures |
| JPH11310962A (en) * | 1998-04-28 | 1999-11-09 | Tokai Univ | Open-close type dome |
| CN1779144A (en) * | 2005-09-22 | 2006-05-31 | 浙江大学 | Externally turnover and openalbe expandable structure and production thereof |
| JP2012007380A (en) * | 2010-06-24 | 2012-01-12 | Tokai Univ | Openable dome |
| CN102605861A (en) * | 2012-03-08 | 2012-07-25 | 东南大学 | Deployable cable pole dome structure |
| CN102605892A (en) * | 2012-03-08 | 2012-07-25 | 东南大学 | Movable structure based on folding-rod shearing-type unit |
-
2014
- 2014-04-09 CN CN201410139770.4A patent/CN103938781B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5024031A (en) * | 1988-10-27 | 1991-06-18 | Charles Hoberman | Radial expansion/retraction truss structures |
| JPH11310962A (en) * | 1998-04-28 | 1999-11-09 | Tokai Univ | Open-close type dome |
| CN1779144A (en) * | 2005-09-22 | 2006-05-31 | 浙江大学 | Externally turnover and openalbe expandable structure and production thereof |
| JP2012007380A (en) * | 2010-06-24 | 2012-01-12 | Tokai Univ | Openable dome |
| CN102605861A (en) * | 2012-03-08 | 2012-07-25 | 东南大学 | Deployable cable pole dome structure |
| CN102605892A (en) * | 2012-03-08 | 2012-07-25 | 东南大学 | Movable structure based on folding-rod shearing-type unit |
Non-Patent Citations (1)
| Title |
|---|
| 解文静 等: "空间可展剪式铰结构综述", 《江苏建筑》 * |
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| CN103938781B (en) | 2015-12-09 |
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