It is a kind of that laterally scissors unit, dicyclo space can retractable roof
Technical field
The present invention relates to a kind of retractable Roof Structures, particularly a kind of laterally scissors unit, dicyclo space can retractable roof structure.
Background technology
Deployable structure is a kind of new structure closely growing up for more than half a century, plays an important role in fields such as aerospace, building structure and military engineerings.The principal character of deployable structure is to have two kinds of stable configurations: folded state and the state of organizing work completely completely.In the time of 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 the result of introducing deployable structure thought in building theory, 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 medium and small span and build the requirement to roof system folding function, larger space is provided can also to place, bottom simultaneously.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
A kind of laterally scissors unit, dicyclo space can retractable roof structure, it is characterized in that: be made up of scissors unit circle and roof panel;
Described scissors unit circle is two circles, and every circle scissors unit circle is by a circle scissors cell formation, and scissors unit is formed at the middle part pin-connected joints pin joint at stripe board middle part by two stripe board, between adjacent two scissors unit, passes through pin pin joint together in stripe board end;
Described roof panel forms by being distributed on the circle of one on the same space folding unit, between described folding unit, is hinged; Described folding unit is formed at side pin joint by two fanning strips;
Two described circle scissors unit lay respectively at the inner and the outer end of roof panel, on the pin joint line between two adjacent folding units, be provided with the described scissors of circle unit, on the pin joint line between two fanning strips that form a described folding unit, be provided with another and enclose described scissors unit.
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 form described middle part pin-connected joints.
A side at described fanning strip is provided with the first pin shaft hole, be provided with the second pin shaft hole at the opposite side of fanning strip, 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.
A kind of laterally scissors unit, dicyclo space of the present invention 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 be connected the synchronous expansion of controlling folding unit with folding unit with closed by scissors unit circle, realize the hoop opening and closing of roof system; Owing to co-existing in two circle scissors unit, therefore do not need to support with pillar at roof system center, for having saved space in the place below roof system; Meanwhile, two one of scissors unit of circle are connected between folding unit, and one is connected in folding unit, and this is in order to increase the constraint degree of scissors unit to folding unit, also can increase the wholeness and whole stiffness of total simultaneously.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 plate;
Fig. 4 is the assembling schematic diagram of folding unit and scissors unit;
Fig. 5 is the schematic diagram after the assembling of Fig. 4.
Wherein: 1, fanning strip, 2, scissors unit, 3, pin, 4, bearing pin, 5, the first pin shaft hole, 6, the second pin shaft hole.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
Be illustrated in figure 1 the structural representation that scissors unit, a kind of horizontal dicyclo space based on inventive concept can retractable roof, comprise scissors unit circle, roof panel etc.Scissors unit circle and roof panel form by pin pin joint.
Wherein, scissors unit circle is two circles altogether, scissors unit 2 is formed by bearing pin 4 pin joints at the middle part pin-connected joints at stripe board middle part by two stripe board, between scissors unit 2, respectively in end by pin 3 pin joints together, after launching, forms an annular scissors unit circle.
Roof panel forms by being distributed on one on the same space 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, between two fanning strips 1 between folding unit and folding unit, in a folding unit, forms respectively crest line and valley line at the boundary line of inner room, space lid; Two circle scissors unit enclose and are arranged on crest line, and another circle is arranged on valley line; Pin-connected joints place, middle part in single scissors unit between folding unit and scissors unit 2 forms pin-connected joints by bearing pin 4; Can connect by bearing pin owing to forming two fanning strips of folding unit, so available same bearing pin 4 is realized being connected of folding unit and scissors unit 2, referring to Fig. 4 and Fig. 5.
Every roof panel 1 is all same size, links up ring of same formation, and all point to the same center of circle after pin joint.
Between all scissors unit 2 and scissors unit 2, between fanning strip 1 and fanning strip 1, being connected between between scissors unit 2 and fanning strip 1 is 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, these improvements and modifications also should be considered as protection scope of the present invention.