CN109592167A - A kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry - Google Patents
A kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry Download PDFInfo
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- CN109592167A CN109592167A CN201811212340.5A CN201811212340A CN109592167A CN 109592167 A CN109592167 A CN 109592167A CN 201811212340 A CN201811212340 A CN 201811212340A CN 109592167 A CN109592167 A CN 109592167A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
- B65D5/02—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding or erecting a single blank to form a tubular body with or without subsequent folding operations, or the addition of separate elements, to close the ends of the body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
- B65D5/42—Details of containers or of foldable or erectable container blanks
Abstract
The invention discloses a kind of telescopic box-shaped structures of single-degree-of-freedom rotational symmetry, including ten faces, are followed successively by the first face, the second face, third face, fourth face, the 5th face, the 6th face, the 7th face, octahedral, the 9th face, the tenth face；First face be connected with the second face as telescopic box-shaped structure bottom and be placed in middle part, the four edges for the bottom surface that the third face, fourth face, the 5th face, the 6th face, the 7th face, octahedral, the 9th face, the tenth face are placed in above first face and the second face and are sequentially connected end to end in turn and form with first face and the second face are connected；Structure of the invention is the combination of over-constraint structure, possesses preferable rigidity, and can fold and unfold completely, and small volume is readily transported when folding, is opened when being in working condition as required, working space is larger；Total only has one degree of freedom, and motion control is simple；Simple, convenient control of motion, high reliability with production and processing.
Description
Technical field
The present invention relates to a kind of box-shaped structures of rotational symmetry telescopic, and in particular to a kind of single-degree-of-freedom, big folding ratio
The rotational symmetry based on origami structure telescopic box-shaped structure.
Background technique
Polyhedral structure obtains in aerospace, building structure, the art work and daily life because of its preferable symmetry
It widely applies, but since volume is big, is unfavorable for transporting, polyhedral structure is usually only used for stationary applica-tions.By the SCIENCE phase
Cube moonlet that periodical is chosen as the big technological breakthrough of 2014 year ten is exactly that aerospace field pursues miniaturization low cost transmitting
Typical Representative, but the shortcomings that its in-orbit work status narrow space, also restricts further applying for it.
Space body shape telescopic structure is the development with Space Science and Technology and a kind of new structure being born, it was emitting
Folding storage state is in journey, volume capacity is minimum；After entering the orbit, body shape telescopic structure can be by Design spreading at biggish fortune
Seek working condition；When returning or recycling, which can fold gathering again and enter airship.Use over-constraint structure for basic unit
Deployable structure have high rigidity, be simple to manufacture, at low cost, the advantages such as reliability height.
Existing space telescopic structure relates generally to the folding exhibition on plane or curved surface, such as solar energy sailboard, satellite antenna,
And be related to the folding and unfolding mechanism in terms of volume and mainly obtained using non-rigid deformation, deformation process is unfavorable for controlling and be not easy to repeat to grasp
Make, existing body shape deployable structure using rigid deformation or structure is complicated, such as C.M.Gosselin and D.Gagnon-
The telescopic polyhedral structure driven with regular polygon mechanism that Lachance was proposed in 2006；It can not achieve complete folding
It is folded, such as Kiper andIn the telescopic polyhedral structure that 2009 propose.So body shape deployable structure is current
Using also fewer, and exist and cannot fold the deficiencies of little with folding and expanding ratio completely
Summary of the invention
Purpose of the invention is to overcome the shortcomings in the prior art, provides the rotation of a kind of single-degree-of-freedom, big folding ratio
Turn symmetrically open up box-shaped structure.This can open up the combination that box-shaped structure is over-constraint structure, possess preferable rigidity, and can be complete
It folds and unfolds, small volume is readily transported when folding, is opened when being in working condition as required, working space is larger；Whole knot
Structure only has one degree of freedom, and motion control is simple；Simple, the convenient control of motion with production and processing, high reliability,
Before being of great significance and being widely applied in packaging, storage, civil structure, the various fields such as aerospace
Scape.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry, including ten faces, be followed successively by the first face, the second face,
Third face, fourth face, the 5th face, the 6th face, the 7th face, octahedral, the 9th face, the tenth face；First face and the second face phase
Continuous cropping be telescopic box-shaped structure bottom and be placed in middle part, the third face, fourth face, the 5th face, the 6th face, the 7th face,
Octahedral, the 9th face, the tenth face be placed in above first face and the second face and be sequentially connected end to end in turn and with first face and
The four edges of the bottom surface of second face composition are connected；
First face first is adjacent while with the second face the first and is connected with each other by the first revolute pair, and the first face can edge
The first revolute pair axis rotates up to Chong Die with the second face to box outside direction；The second face third side and third face the
Three sides are adjacent and are connected with each other by the second revolute pair, and the second face can into box, direction be rotated along the second revolute pair axis
Until Chong Die with third face；First face second is adjacent while with five faces the second and is connected with each other by third revolute pair,
First face can rotate up to Chong Die with the 5th face along third revolute pair axis direction into box；The first face third side
Adjacent with the 7th face third side and be connected with each other by the 4th revolute pair, the first face can be along the 4th revolute pair axis to box
Interior direction rotates up to Chong Die with the 7th face；Second face second is adjacent while with nine faces the second and passes through the 5th revolute pair
It is connected with each other, the second face can rotate up to Chong Die with the 9th face along the 5th revolute pair axis direction into box；Described
Three faces first are adjacent while with fourth face the first and are connected with each other by the 6th revolute pair, and third face can be along the 6th revolute pair
Axis first rotates up to box outside direction into box coplanar with fourth face behind direction；Fourth face third side and the 5th face
Third side is adjacent and is connected with each other by the 7th revolute pair, and fourth face can into box, direction turns along the 7th revolute pair axis
It moves until Chong Die with the 5th face；5th face first is adjacent while with six faces the first and is mutually interconnected by the 8th revolute pair
It connects, the 5th face can rotate up to along the dynamic secondary axis of the eight revolution to box outside direction Chong Die with the 6th face；6th face
Two it is adjacent while with seven faces the second and by the 9th revolute pair be connected with each other, the 6th face can along the 9th revolute pair axis to
Direction rotates up to Chong Die with the 7th face in box；7th face the first side of the first Bian Yu octahedral is adjacent and passes through the tenth turn
Dynamic secondary interconnection, the 7th face can first rotate up to behind direction to box outside direction into box along the tenth revolute pair axis
It is coplanar with octahedral；The octahedral third is adjacent while with the 9th face third and is connected with each other by the 11st revolute pair, the
Octahedral can rotate up to Chong Die with the 9th face along the 11st revolute pair axis direction into box；The first side of 9th face
It is adjacent with the tenth the first side of face and by the 12nd revolute pair be connected with each other, the 9th face can along the 12nd revolute pair axis to
Box outside direction rotates up to Chong Die with the tenth face；Tenth face second is adjacent while with third face the second and passes through the 13rd
Revolute pair is connected with each other, and the tenth face can rotate up to and third face weight along the 13rd revolute pair axis direction into box
It is folded；
Tenth face, third face, the second face, the 9th kept man of a noblewoman's tail successively by the 13rd revolute pair, the second revolute pair,
5th revolute pair, the 12nd revolute pair, which are connected, constitutes the first spherical surface four-bar mechanism, first face, the second face, third face, the
On four sides, the 5th kept man of a noblewoman's tail is successively rotated by first revolute pair, the second revolute pair, the 6th revolute pair, the 7th revolute pair, third
Pair, which is connected, constitutes the first spherical surface five-bar mechanism, and first face, the 5th face, the 6th face, the 7th kept man of a noblewoman's tail are successively by described the
Three revolute pairs, the 8th revolute pair, the 9th revolute pair, the 4th revolute pair, which are connected, constitutes the second spherical surface four-bar mechanism, and the described 9th
Face, the second face, the first face, the 7th face, octahedral head and the tail successively by the 5th revolute pair, the first revolute pair, the 4th revolute pair,
Tenth revolute pair, the 11st revolute pair, which are connected, constitutes the second spherical surface five-bar mechanism；
The first spherical surface four-bar mechanism and the first spherical surface five-bar mechanism share second revolute pair, and described the
One spherical surface five-bar mechanism and the second spherical surface four-bar mechanism share the third revolute pair, the second spherical surface double leval jib machine
Structure and the second spherical surface five-bar mechanism share the 4th revolute pair, the second spherical surface five-bar mechanism and the first spherical surface four
Link mechanism shares the 5th revolute pair, and the first spherical surface five-bar mechanism and the second spherical surface five-bar mechanism share institute
The first revolute pair stated；
The whole folding of the telescopic box-shaped structure and expansion around the reference axis perpendicular to box bottom center into
Row；When folding, the 7th face and octahedral do clockwise rotation around reference axis, and the 7th face can be along the described ten turn
Dynamic secondary axis first rotates up to box outside direction, seventh face and described coplanar with the octahedral into box behind direction
After octahedral is coplanar, space structure becomes as planar structure, therewith, the upper table in the 7th face and octahedral composition planar structure
Face；When folding, the third face and fourth face do clockwise rotation around reference axis, and the third face can be along described 6th turn
Dynamic secondary axis first to after box outside direction into box direction rotate up to it is coplanar with the fourth face, the third face with it is described
After fourth face is coplanar, space structure becomes as planar structure, therewith, the following table in the third face and fourth face composition planar structure
Face；The movement in the third face and the 7th face, fourth face and octahedral, the 5th face and the 9th face, the 6th face and the tenth face is based on
Reference axis is in rotational symmetry relationship；
For the telescopic box-shaped structure in the case where being folded into plane completely, all revolute pair axis are in same plane
On；The telescopic box-shaped structure forms a kind of quadrangular shape uncovered box-shaped structure in the case where being fully deployed；Each face
Outer contour is straight line, curve or broken line.
Further, the telescopic box-shaped structure can by change adjacent surface angle with realize space body shape structure with
The mutual conversion of planar structure.
Further, the telescopic box-shaped structure fully unfolded position be using square the bottom of as, it is high in bottom edge side length
Box-shaped structure, completely folded state is square planar structure.
Further, the telescopic box-shaped structure fully unfolded position is using square the bottom of as, and height is less than bottom edge side length
Box-shaped structure, completely folded state be polygon plane structure.
Further, the telescopic box-shaped structure fully unfolded position is the tall and big box in bottom edge side length using water chestnut the bottom of as
Minor structure, completely folded state are polygon plane structure.
Further, the telescopic box-shaped structure fully unfolded position is using diamond shape the bottom of as, and height is less than bottom edge side length
Box-shaped structure, completely folded state are polygon plane structure.
Further, each face is one such by plane or curved surface or two kinds collectively form.
Further, the revolute pair is by hinge, hinge or bearing is one such constitutes.
Compared with prior art, the beneficial effects brought by the technical solution of the present invention are as follows:
1. the present invention has biggish folding ratio rate, planar structure directly can be folded by space structure, it can be achieved that completely
It folds.
2. freedom degree of the present invention is 1, can complete to fold and unfold movement by single driving, structure is simpler, installation
Using more convenient, movement is reliable.
3. the present invention is designed for the purpose of functionality, can design cell structure according to actual needs size, rotation
Secondary size can arbitrarily select installation activation point with requiring to adjust under actual requirement.
4. stable structure after present invention expansion, rigidity is larger, and easy to support and work, volume after folding is smaller and structure is steady
It is fixed, it is readily transported and saves.
Detailed description of the invention
Fig. 1-1 is a kind of rotational symmetry telescopic being composed of different spherical linkage mechanisms of the embodiment of the present invention one
The part of box-shaped structure forms and plane outspread drawing.
Fig. 1-2, Fig. 1-3 are the fully unfolded position of the box-shaped structure of the specific embodiment of the invention one respectively and fold completely
The schematic diagram of state.The structure fully unfolded position is using square the bottom of as, and the high box-shaped structure in bottom edge side length is rolled over completely
Overlapping state is square planar structure.
Fig. 1-4 to Fig. 1-7 indicates the structure by the fold sequence schematic diagram of fully unfolded position to completely folded state, figure
1-4 indicates fully unfolded position, and Fig. 1-5 and Fig. 1-6 indicate to fold intermediate state, and Fig. 1-7 indicates completely folded state.
Fig. 2-1 is a kind of rotational symmetry telescopic being composed of different spherical linkage mechanisms of the embodiment of the present invention two
The part of box-shaped structure forms and plane outspread drawing.
Fig. 2-2, Fig. 2-3 are the fully unfolded position of the box-shaped structure of the specific embodiment of the invention two respectively and fold completely
The schematic diagram of state.The structure fully unfolded position is using square the bottom of as, and height is less than the box-shaped structure of bottom edge side length, is rolled over completely
Overlapping state is polygon plane structure.
Fig. 2-4 to Fig. 2-7 indicates the structure by the fold sequence schematic diagram of fully unfolded position to completely folded state, figure
2-4 indicates fully unfolded position, and Fig. 2-5 and Fig. 2-6 indicate to fold intermediate state, and Fig. 2-7 indicates completely folded state.
Fig. 3-1 is a kind of rotational symmetry telescopic being composed of different spherical linkage mechanisms of the embodiment of the present invention three
The part of box-shaped structure forms and plane outspread drawing.
Fig. 3-2, Fig. 3-3 are the fully unfolded position of the box-shaped structure of the specific embodiment of the invention three respectively and fold completely
The schematic diagram of state.The structure fully unfolded position is the tall and big box-shaped structure in bottom edge side length using water chestnut the bottom of as, complete rugosity
State is polygon plane structure.
Fig. 3-4 to Fig. 3-7 indicates the structure by the fold sequence schematic diagram of fully unfolded position to completely folded state, figure
3-4 indicates fully unfolded position, and Fig. 3-5 and Fig. 3-6 indicate to fold intermediate state, and Fig. 3-7 indicates completely folded state.
Fig. 4-1 is a kind of rotational symmetry telescopic being composed of different spherical linkage mechanisms of the embodiment of the present invention four
The part of box-shaped structure forms and plane outspread drawing.
Fig. 4-2, Fig. 4-3 are the fully unfolded position of the box-shaped structure of the specific embodiment of the invention three respectively and fold completely
The schematic diagram of state.The structure fully unfolded position is using diamond shape the bottom of as, and height is less than the box-shaped structure of bottom edge side length, is folded completely
State is polygon plane structure.
Fig. 4-4 to Fig. 4-7 indicates the structure by the fold sequence schematic diagram of fully unfolded position to completely folded state, figure
4-4 indicates fully unfolded position, and Fig. 4-5 and Fig. 4-6 indicate to fold intermediate state, and Fig. 4-7 indicates completely folded state.
Appended drawing reference:
For embodiment one:
The first face A1-, the second face A2-, A3- third face, A4- fourth face, the 5th face A5-, the 6th face A6-, A7- the 7th
Face, A8- octahedral, the 9th face A9-, the tenth face A10-；
The first revolute pair of M1-, the second revolute pair of M2-, M3- third revolute pair, the 4th revolute pair of M4-, M5- the 5th are rotated
Pair, the 6th revolute pair of M6-, the 7th revolute pair of M7-, the 8th revolute pair of M8-, the 9th revolute pair of M9-, the tenth revolute pair of M10-,
The 11st revolute pair of M11-, the 12nd revolute pair of M12-, the 13rd revolute pair of M13-；
First side in the first face A1L1-；Second side in the first face A1L2-；The third side in the first face A1L3-；
First side in the second face A2L1-；Second side in the second face A2L2-；The third side in the second face A2L3-；
First side in A3L1- third face；Second side in A3L2- third face；The third side in A3L3- third face；
First side of A4L1- fourth face；The third side of A4L3- fourth face；
First side in the 5th face A5L1-；Second side in the 5th face A5L2-；The third side in the 5th face A5L3-；
First side in the 6th face A6L1-；Second side in the 6th face A6L2-；
First side in the 7th face A7L1-；Second side in the 7th face A7L2-；The third side in the 7th face A7L3-；
First side of A8L1- octahedral；The third side of A8L3- octahedral；
First side in the 9th face A9L1-；Second side in the 9th face A9L2-；The third side in the 9th face A9L3-；
First side in the tenth face A10L1-；Second side in the tenth face A10L2-；
For embodiment two:
The first face B1-, the second face B2-, B3- third face, B4- fourth face, the 5th face B5-, the 6th face B6-, B7- the 7th
Face, B8- octahedral, the 9th face B9-, the tenth face B10-；
The first revolute pair of N1-, the second revolute pair of N2-, N3- third revolute pair, the 4th revolute pair of N4-, N5- the 5th are rotated
Pair, the 6th revolute pair of N6-, the 7th revolute pair of N7-, the 8th revolute pair of N8-, the 9th revolute pair of N9-, the tenth revolute pair of N10-,
The 11st revolute pair of N11-, the 12nd revolute pair of N12-, the 13rd revolute pair of N13-；
First side in the first face B1L1-；Second side in the first face B1L2-；The third side in the first face B1L3-；
First side in the second face B2L1-；Second side in the second face B2L2-；The third side in the second face B2L3-；
First side in B3L1- third face；Second side in B3L2- third face；The third side in B3L3- third face；
First side of B4L1- fourth face；The third side of B4L3- fourth face；
First side in the 5th face B5L1-；Second side in the 5th face B5L2-；The third side in the 5th face B5L3-；
First side in the 6th face B6L1-；Second side in the 6th face B6L2-；
First side in the 7th face B7L1-；Second side in the 7th face B7L2-；The third side in the 7th face B7L3-；
First side of B8L1- octahedral；The third side of B8L3- octahedral；
First side in the 9th face B9L1-；Second side in the 9th face B9L2-；The third side in the 9th face B9L3-；
First side in the tenth face B10L1-；Second side in the tenth face B10L2-；
For embodiment three:
The first face C1-, the second face C2-, C3- third face, C4- fourth face, the 5th face C5-, the 6th face C6-, C7- the 7th
Face, C8- octahedral, the 9th face C9-, the tenth face C10-；
The first revolute pair of P1-, the second revolute pair of P2-, P3- third revolute pair, the 4th revolute pair of P4-, P5- the 5th are rotated
Pair, the 6th revolute pair of P6-, the 7th revolute pair of P7-, the 8th revolute pair of P8-, the 9th revolute pair of P9-, the tenth revolute pair of P10-,
The 11st revolute pair of P11-, the 12nd revolute pair of P12-, the 13rd revolute pair of P13-；
First side in the first face C1L1-；Second side in the first face C1L2-；The third side in the first face C1L3-；
First side in the second face C2L1-；Second side in the second face C2L2-；The third side in the second face C2L3-；
First side in C3L1- third face；Second side in C3L2- third face；The third side in C3L3- third face；
First side of C4L1- fourth face；The third side of C4L3- fourth face；
First side in the 5th face C5L1-；Second side in the 5th face C5L2-；The third side in the 5th face C5L3-；
First side in the 6th face C6L1-；Second side in the 6th face C6L2-；
First side in the 7th face C7L1-；Second side in the 7th face C7L2-；The third side in the 7th face C7L3-；
First side of C8L1- octahedral；The third side of C8L3- octahedral；
First side in the 9th face C9L1-；Second side in the 9th face C9L2-；The third side in the 9th face C9L3-；
First side in the tenth face C10L1-；Second side in the tenth face C10L2-；
For example IV:
The first face D1-, the second face D2-, D3- third face, D4- fourth face, the 5th face D5-, the 6th face D6-, D7- the 7th
Face, D8- octahedral, the 9th face D9-, the tenth face D10-；
The first revolute pair of Q1-, the second revolute pair of Q2-, Q3- third revolute pair, the 4th revolute pair of Q4-, Q5- the 5th are rotated
Pair, the 6th revolute pair of Q6-, the 7th revolute pair of Q7-, the 8th revolute pair of Q8-, the 9th revolute pair of Q9-, the tenth revolute pair of Q10-,
The 11st revolute pair of Q11-, the 12nd revolute pair of Q12-, the 13rd revolute pair of Q13-；
First side in the first face D1L1-；Second side in the first face D1L2-；The third side in the first face D1L3-；
First side in the second face D2L1-；Second side in the second face D2L2-；The third side in the second face D2L3-；
First side in D3L1- third face；Second side in D3L2- third face；The third side in D3L3- third face；
First side of D4L1- fourth face；The third side of D4L3- fourth face；
First side in the 5th face D5L1-；Second side in the 5th face D5L2-；The third side in the 5th face D5L3-；
First side in the 6th face D6L1-；Second side in the 6th face D6L2-；
First side in the 7th face D7L1-；Second side in the 7th face D7L2-；The third side in the 7th face D7L3-；
First side of D8L1- octahedral；The third side of D8L3- octahedral；
First side in the 9th face D9L1-；Second side in the 9th face D9L2-；The third side in the 9th face D9L3-；
First side in the tenth face D10L1-；Second side in the tenth face D10L2-；
Specific embodiment
For that can further appreciate that the contents of the present invention, feature and effect, the following examples are hereby given, and cooperates attached drawing detailed
It is described as follows:
Embodiment one
As Figure 1-1, structure shown in the figure be a kind of combined by different spherical linkage mechanisms provided in this embodiment and
At rotational symmetry telescopic box-shaped structure part composition and plane outspread drawing.Including 10 faces, respectively the first face A1,
Two face A2, third face A3, fourth face A4, the 5th face A5, the 6th face A6, the 7th face A7, octahedral A8, the 9th face A9, the tenth face
A10, wherein the first face A1, the second face A2, third face A3, fourth face A4, the 5th face A5, the 6th face A6, the 7th face A7, octahedral
A8, the 9th face A9, the tenth face A10 are identical isosceles right triangle.
First face first A2L1 when A1L1 is with the second face the first is adjacent and is connected with each other by the first revolute pair M1, first
Face A1 can rotate up to along the first revolute pair M1 axis to box outside direction Chong Die with the second face A2；Second face third side
A2L3 is adjacent with third face third side A3L3 and is connected with each other by the second revolute pair M2, and the second face A2 can be along second rotation
Secondary M2 axis direction into box rotates up to Chong Die with third face A3；First face second A5L2 in A1L2 and five faces the second
It is adjacent and by third revolute pair M3 be connected with each other, the first face A1 can along the third revolute pair M3 axis into box direction turn
It moves until Chong Die with the 5th face A5；First face third A7L3 when A1L3 is with the 7th face third is adjacent and passes through the 4th revolute pair M4
It is connected with each other, the first face A1 can rotate up to Chong Die with the 7th face A7 along the 4th revolute pair M4 axis direction into box；
Second face second A9L2 when A2L2 is with nine faces the second is adjacent and is connected with each other by the 5th revolute pair M5, and the second face A2 can edge
5th revolute pair M5 axis direction into box rotates up to Chong Die with the 9th face A9；Third face the first side A3L1 and the 4th
The first side of face A4L1 is adjacent and is connected with each other by the 6th revolute pair M6, and third face A3 can be first along the 6th revolute pair M6 axis
It is rotated up to behind direction to box outside direction into box coplanar with fourth face A4；Fourth face third side A4L3 and the 5th face third
Side A5L3 is adjacent and is connected with each other by the 7th revolute pair M7, and fourth face A4 can be along the 7th revolute pair M7 axis into box
Direction rotates up to Chong Die with the 5th face A5；5th face first A6L1 when A5L1 is with six faces the first is adjacent and passes through eight revolution
Dynamic secondary M8 is connected with each other, and the 5th face A5 can be rotated up to and the 6th face A6 along the 8th revolute pair M8 axis to box outside direction
Overlapping；6th face second A7L2 when A6L2 is with seven faces the second is adjacent and is connected with each other by the 9th revolute pair M9, the 6th face
A6 can rotate up to Chong Die with the 7th face A7 along the 9th revolute pair M9 axis direction into box；7th the first side of face A7L1
It is adjacent with octahedral the first side A8L1 and by the tenth revolute pair M10 be connected with each other, the 7th face A7 can be along the tenth revolute pair
M10 axis first rotates up to box outside direction into box coplanar with octahedral A8 behind direction；Octahedral third side A8L3 with
9th face third side A9L3 is adjacent and is connected with each other by the 11st revolute pair M11, and octahedral A8 can be along the 11st rotation
Secondary M11 axis direction into box rotates up to Chong Die with the 9th face A9；9th face first is in A9L1 and ten faces the first
A10L1 it is adjacent and by the 12nd revolute pair M12 be connected with each other, the 9th face A9 can along the 12nd revolute pair M12 axis to
Box outside direction rotates up to Chong Die with the tenth face A10；When A10L2 is with third face the second, A3L2 is adjacent and leads in tenth face second
The 13rd revolute pair M13 interconnection is crossed, the tenth face A10 can direction turns into box along the 13rd revolute pair M13 axis
It moves until Chong Die with third face A3.
Tenth face A10, third face A3, the second face A2, the 9th face A9 head and the tail are successively connected by M13, M2, M5, M12 and constitute the
One spherical surface four-bar mechanism, the first face A1, the second face A2, third face A3, fourth face A4, the 5th face A5 head and the tail successively by M1, M2,
M6, M7, M3 be connected constitute the first spherical surface five-bar mechanism, the first face A1, the 5th face A5, the 6th face A6, the 7th face A7 head and the tail according to
It is secondary to constitute the second spherical surface four-bar mechanism, the 9th face A9, the second face A2, the first face A1, the 7th face by M3, M8, M9, M4 are connected
A7, octahedral A8 head and the tail are successively connected by M5, M1, M4, M10, M11 and constitute the second spherical surface five-bar mechanism.
The first spherical surface four-bar mechanism and the first spherical surface five-bar mechanism share the described second revolute pair M2, described
First spherical surface five-bar mechanism and the second spherical surface four-bar mechanism share the third revolute pair M3, and second spherical surface four connects
Linkage and the second spherical surface five-bar mechanism share the 4th revolute pair M4, the second spherical surface five-bar mechanism and first
Spherical surface four-bar mechanism shares the 5th revolute pair M5, five connecting rod machine of the first spherical surface five-bar mechanism and the second spherical surface
Structure shares the first revolute pair M1.
The whole folding of the structure is with expansion around the reference axis progress perpendicular to box bottom center.When folding, the
Seven face A7 and octahedral A8 do clockwise rotation around reference axis, until after the 7th face A7 and octahedral A8 is coplanar, space knot
Structure becomes as planar structure, therewith, the upper surface of the 7th face A7 and octahedral A8 composition planar structure.When folding, third face A3
Clockwise rotation is done around reference axis with fourth face A4, until space structure becomes after third face A3 and fourth face A4 is coplanar
For planar structure, therewith, the lower surface of third face A3 and fourth face A4 composition planar structure.Third face A3 and the 7th face A7,
The movement of four sides A4 and octahedral A8, the 5th face A5 and the 9th face A9, the 6th face A6 and the tenth face A10 are based on reference axis in rotation
Symmetric relation.
According to the connection type and its rotation direction in above-mentioned face, unfolded state be using square the bottom of as, it is high in bottom edge side
Long box-shaped structure is foldable to square-shaped planar structure, as shown in Figs. 1-3 as shown in Figs. 1-2.Folding process and sequence are such as
Shown in Fig. 1-4 to Fig. 1-7, Fig. 1-4 indicates fully unfolded position, and Fig. 1-5 and Fig. 1-6 indicate to fold intermediate state, and Fig. 1-7 is indicated
Completely folded state.
As it can be seen that as long as above-mentioned box-shaped structure meets above-mentioned constraint condition, as long as meeting the connection type of revolute pair.It can
Reach the present invention claims folding open up effect, structure type and folding exhibition mode not by fold unit specific structure influenced.Institute
Stating revolute pair is hinge, hinge or bearing；The length of the revolute pair is unlimited, constitutes revolute pair.Each unit
Composition face is plane, curved surface, or the face to be spliced by several faces；It is arranged according to demand on the composition face of each unit
There is the cavity of arbitrary shape.The outer contour of each unit is straight line, curve or broken line.Telescopic box-shaped structure of the present invention
Not have forked structure in motion process, freedom degree 1 can be by being arranged single driving to complete telescopic box-shaped structure
Folding and expansion.Since box-shaped structure proposed by the invention has the single degree of freedom, folding ratio rate is big, and cellular construction is simple
Function, therefore have the advantages that installation is simple and convenient to operate, is easy to transport etc., particularly suitable in packaging, storage, soil
Timber structure and aerospace etc. are applied in fields.
Embodiment two
As shown in Fig. 2-1, structure shown in the figure be a kind of combined by different spherical linkage mechanisms provided in this embodiment and
At rotational symmetry telescopic box-shaped structure part composition and plane outspread drawing.Including 10 faces, respectively the first face B1,
Two face B2, third face B3, fourth face B4, the 5th face B5, the 6th face B6, the 7th face B7, octahedral B8, the 9th face B9, the tenth face
B10, wherein the first face B1 and the second face B2 be identical isosceles right triangle, third face B3, fourth face B4, the 7th face B7 and
Octahedral B8 is identical right angled triangle, and the 5th face B5 and the 9th face B9 are identical right-angled trapezium, the 6th face B6 and the tenth
Face B10 is identical isosceles right triangle, right-angle side side length of the right-angle side side length less than the first face B1 or the second face B2.
First face first B2L1 when B1L1 is with the second face the first is adjacent and is connected with each other by the first revolute pair N1, first
Face B1 can rotate up to along the first revolute pair N1 axis to box outside direction Chong Die with the second face B2；Second face third side
B2L3 is adjacent with third face third side B3L3 and is connected with each other by the second revolute pair N2, and the second face B2 can be along second rotation
Secondary N2 axis direction into box rotates up to Chong Die with third face B3；First face second B5L2 in B1L2 and five faces the second
It is adjacent and by third revolute pair N3 be connected with each other, the first face B1 can along the third revolute pair N3 axis into box direction turn
It moves until Chong Die with the 5th face B5；First face third B7L3 when B1L3 is with the 7th face third is adjacent and passes through the 4th revolute pair N4
It is connected with each other, the first face B1 can rotate up to Chong Die with the 7th face B7 along the 4th revolute pair N4 axis direction into box；
Second face second B9L2 when B2L2 is with nine faces the second is adjacent and is connected with each other by the 5th revolute pair N5, and the second face B2 can edge
5th revolute pair N5 axis direction into box rotates up to Chong Die with the 9th face B9；Third face the first side B3L1 and the 4th
The first side of face B4L1 is adjacent and is connected with each other by the 6th revolute pair N6, and third face B3 can be first along the 6th revolute pair N6 axis
It is rotated up to behind direction to box outside direction into box coplanar with fourth face B4；Fourth face third side B4L3 and the 5th face third
Side B5L3 is adjacent and is connected with each other by the 7th revolute pair N7, and fourth face B4 can be along the 7th revolute pair N7 axis into box
Direction rotates up to Chong Die with the 5th face B5；5th face first B6L1 when B5L1 is with six faces the first is adjacent and passes through eight revolution
Dynamic secondary N8 is connected with each other, and the 5th face B5 can be rotated up to and the 6th face B6 along the 8th revolute pair N8 axis to box outside direction
Overlapping；6th face second B7L2 when B6L2 is with seven faces the second is adjacent and is connected with each other by the 9th revolute pair N9, the 6th face
B6 can rotate up to Chong Die with the 7th face B7 along the 9th revolute pair N9 axis direction into box；7th the first side of face B7L1
It is adjacent with octahedral the first side B8L1 and by the tenth revolute pair N10 be connected with each other, the 7th face B7 can be along the tenth revolute pair
N10 axis first rotates up to box outside direction into box coplanar with octahedral B8 behind direction；Octahedral third side B8L3 with
9th face third side B9L3 is adjacent and is connected with each other by the 11st revolute pair N11, and octahedral B8 can be along the 11st rotation
Secondary N11 axis direction into box rotates up to Chong Die with the 9th face B9；9th face first is in B9L1 and ten faces the first
B10L1 it is adjacent and by the 12nd revolute pair N12 be connected with each other, the 9th face B9 can along the 12nd revolute pair N12 axis to
Box outside direction rotates up to Chong Die with the tenth face B10；When B10L2 is with third face the second, B3L2 is adjacent and leads in tenth face second
The 13rd revolute pair N13 interconnection is crossed, the tenth face B10 can direction turns into box along the 13rd revolute pair N13 axis
It moves until Chong Die with third face B3.
Tenth face B10, third face B3, the second face B2, the 9th face B9 head and the tail are successively connected by N13, N2, N5, N12 and constitute the
One spherical surface four-bar mechanism, the first face B1, the second face B2, third face B3, fourth face B4, the 5th face B5 head and the tail successively by N1, N2,
N6, N7, N3 be connected constitute the first spherical surface five-bar mechanism, the first face B1, the 5th face B5, the 6th face B6, the 7th face B7 head and the tail according to
It is secondary to constitute the second spherical surface four-bar mechanism, the 9th face B9, the second face B2, the first face B1, the 7th face by N3, N8, N9, N4 are connected
B7, octahedral B8 head and the tail are successively connected by N5, N1, N4, N10, N11 and constitute the second spherical surface five-bar mechanism.
The first spherical surface four-bar mechanism and the first spherical surface five-bar mechanism share the described second revolute pair N2, described
First spherical surface five-bar mechanism and the second spherical surface four-bar mechanism share the third revolute pair N3, and second spherical surface four connects
Linkage and the second spherical surface five-bar mechanism share the 4th revolute pair N4, the second spherical surface five-bar mechanism and first
Spherical surface four-bar mechanism shares the 5th revolute pair N5, five connecting rod machine of the first spherical surface five-bar mechanism and the second spherical surface
Structure shares the first revolute pair N1.
The whole folding of the structure is with expansion around the reference axis progress perpendicular to box bottom center.When folding, the
Seven face B7 and octahedral B8 do clockwise rotation around reference axis, until after the 7th face B7 and octahedral B8 is coplanar, space knot
Structure becomes as planar structure, therewith, the upper surface of the 7th face B7 and octahedral B8 composition planar structure.When folding, third face B3
Clockwise rotation is done around reference axis with fourth face B4, until space structure becomes after third face B3 and fourth face B4 is coplanar
For planar structure, therewith, the lower surface of third face B3 and fourth face B4 composition planar structure.Third face B3 and the 7th face B7,
The movement of four sides B4 and octahedral B8, the 5th face B5 and the 9th face B9, the 6th face B6 and the tenth face B10 are based on reference axis in rotation
Symmetric relation.
According to the connection type and its rotation direction in above-mentioned face, unfolded state is using square the bottom of as, and height is less than bottom edge side
Long box-shaped structure is foldable to polygon plane structure, as Figure 2-3 as shown in Fig. 2-2.Folding process and sequence are such as
Shown in Fig. 2-4 to Fig. 2-7, Fig. 2-4 indicates fully unfolded position, and Fig. 2-5 and Fig. 2-6 indicate to fold intermediate state, and Fig. 2-7 is indicated
Completely folded state.
As it can be seen that as long as above-mentioned box-shaped structure meets above-mentioned constraint condition, as long as meeting the connection type of revolute pair.It can
Reach the present invention claims folding open up effect, structure type and folding exhibition mode not by fold unit specific structure influenced.Institute
Stating revolute pair is hinge, hinge or bearing；The length of the revolute pair is unlimited, constitutes revolute pair.Each unit
Composition face is plane, curved surface, or the face to be spliced by several faces；It is arranged according to demand on the composition face of each unit
There is the cavity of arbitrary shape.The outer contour of each unit is straight line, curve or broken line.Telescopic box-shaped structure of the present invention
Not have forked structure in motion process, freedom degree 1 can be by being arranged single driving to complete telescopic box-shaped structure
Folding and expansion.Since box-shaped structure proposed by the invention has the single degree of freedom, folding ratio rate is big, and cellular construction is simple
Function, therefore have the advantages that installation is simple and convenient to operate, is easy to transport etc., particularly suitable in packaging, storage, soil
Timber structure and aerospace etc. are applied in fields.
Embodiment three
As shown in figure 3-1, structure shown in the figure be a kind of combined by different spherical linkage mechanisms provided in this embodiment and
At rotational symmetry telescopic box-shaped structure part composition and plane outspread drawing.Including 10 faces, respectively the first face C1,
Two face C2, third face C3, fourth face C4, the 5th face C5, the 6th face C6, the 7th face C7, octahedral C8, the 9th face C9, the tenth face
C10, wherein the first face C1 and the second face C2 is identical isosceles triangle, third face C3, fourth face C4, the 5th face C5, the 6th
Face C6, the 7th face C7, octahedral C8, the 9th face C9 and the tenth face C10 are identical right angled triangle.
First face first C2L1 when C1L1 is with the second face the first is adjacent and is connected with each other by the first revolute pair P1, first
Face C1 can rotate up to along the first revolute pair P1 axis to box outside direction Chong Die with the second face C2；Second face third side
C2L3 is adjacent with third face third side C3L3 and is connected with each other by the second revolute pair P2, and the second face C2 can be along second rotation
Secondary P2 axis direction into box rotates up to Chong Die with third face C3；First face second C5L2 in C1L2 and five faces the second
It is adjacent and by third revolute pair P3 be connected with each other, the first face C1 can along the third revolute pair P3 axis into box direction turn
It moves until Chong Die with the 5th face C5；First face third C7L3 when C1L3 is with the 7th face third is adjacent and passes through the 4th revolute pair P4
It is connected with each other, the first face C1 can rotate up to Chong Die with the 7th face C7 along the 4th revolute pair P4 axis direction into box；
Second face second C9L2 when C2L2 is with nine faces the second is adjacent and is connected with each other by the 5th revolute pair P5, and the second face C2 can edge
5th revolute pair P5 axis direction into box rotates up to Chong Die with the 9th face C9；Third face the first side C3L1 and the 4th
The first side of face C4L1 is adjacent and is connected with each other by the 6th revolute pair P6, and third face C3 can be first along the 6th revolute pair P6 axis
It is rotated up to behind direction to box outside direction into box coplanar with fourth face C4；Fourth face third side C4L3 and the 5th face third
Side C5L3 is adjacent and is connected with each other by the 7th revolute pair P7, and fourth face C4 can be along the 7th revolute pair P7 axis into box
Direction rotates up to Chong Die with the 5th face C5；5th face first C6L1 when C5L1 is with six faces the first is adjacent and passes through eight revolution
Dynamic secondary P8 is connected with each other, and the 5th face C5 can be rotated up to and the 6th face C6 along the 8th revolute pair P8 axis to box outside direction
Overlapping；6th face second C7L2 when C6L2 is with seven faces the second is adjacent and is connected with each other by the 9th revolute pair P9, the 6th face
C6 can rotate up to Chong Die with the 7th face C7 along the 9th revolute pair P9 axis direction into box；7th the first side of face C7L1
It is adjacent with octahedral the first side C8L1 and by the tenth revolute pair P10 be connected with each other, the 7th face C7 can be along the tenth revolute pair
P10 axis first rotates up to box outside direction into box coplanar with octahedral C8 behind direction；Octahedral third side C8L3 with
9th face third side C9L3 is adjacent and is connected with each other by the 11st revolute pair P11, and octahedral C8 can be along the 11st rotation
Secondary P11 axis direction into box rotates up to Chong Die with the 9th face C9；9th face first is in C9L1 and ten faces the first
C10L1 it is adjacent and by the 12nd revolute pair P12 be connected with each other, the 9th face C9 can along the 12nd revolute pair P12 axis to
Box outside direction rotates up to Chong Die with the tenth face C10；When C10L2 is with third face the second, C3L2 is adjacent and leads in tenth face second
The 13rd revolute pair P13 interconnection is crossed, the tenth face C10 can direction turns into box along the 13rd revolute pair P13 axis
It moves until Chong Die with third face C3.
Tenth face C10, third face C3, the second face C2, the 9th face C9 head and the tail are successively connected by P13, P2, P5, P12 and constitute the
One spherical surface four-bar mechanism, the first face C1, the second face C2, third face C3, fourth face C4, the 5th face C5 head and the tail successively by P1, P2,
P6, P7, P3 be connected constitute the first spherical surface five-bar mechanism, the first face C1, the 5th face C5, the 6th face C6, the 7th face C7 head and the tail according to
It is secondary to constitute the second spherical surface four-bar mechanism, the 9th face C9, the second face C2, the first face C1, the 7th face by P3, P8, P9, P4 are connected
C7, octahedral C8 head and the tail are successively connected by P5, P1, P4, P10, P11 and constitute the second spherical surface five-bar mechanism.
The first spherical surface four-bar mechanism and the first spherical surface five-bar mechanism share the described second revolute pair P2, described
First spherical surface five-bar mechanism and the second spherical surface four-bar mechanism share the third revolute pair P3, and second spherical surface four connects
Linkage and the second spherical surface five-bar mechanism share the 4th revolute pair P4, the second spherical surface five-bar mechanism and first
Spherical surface four-bar mechanism shares the 5th revolute pair P5, five connecting rod machine of the first spherical surface five-bar mechanism and the second spherical surface
Structure shares the first revolute pair P1.
The whole folding of the structure is with expansion around the reference axis progress perpendicular to box bottom center.When folding, the
Seven face C7 and octahedral C8 do clockwise rotation around reference axis, until after the 7th face C7 and octahedral C8 is coplanar, space knot
Structure becomes as planar structure, therewith, the upper surface of the 7th face C7 and octahedral C8 composition planar structure.When folding, third face C3
Clockwise rotation is done around reference axis with fourth face C4, until space structure becomes after third face C3 and fourth face C4 is coplanar
For planar structure, therewith, the lower surface of third face C3 and fourth face C4 composition planar structure.Third face C3 and the 7th face C7,
The movement of four sides C4 and octahedral C8, the 5th face C5 and the 9th face C9, the 6th face C6 and the tenth face C10 are based on reference axis in rotation
Symmetric relation.
According to the connection type and its rotation direction in above-mentioned face, unfolded state be using diamond shape the bottom of as, it is tall and big in bottom edge side length
Box-shaped structure polygon plane structure is foldable to, as shown in Fig. 3-3 as shown in figure 3-2.Folding process and sequence are as schemed
Shown in 3-4 to Fig. 3-7, Fig. 3-4 indicates fully unfolded position, and Fig. 3-5 and Fig. 3-6 indicate to fold intermediate state, and Fig. 3-7 has been indicated
Full folded state.
As it can be seen that as long as above-mentioned box-shaped structure meets above-mentioned constraint condition, as long as meeting the connection type of revolute pair.It can
Reach the present invention claims folding open up effect, structure type and folding exhibition mode not by fold unit specific structure influenced.Institute
Stating revolute pair is hinge, hinge or bearing；The length of the revolute pair is unlimited, constitutes revolute pair.Each unit
Composition face is plane, curved surface, or the face to be spliced by several faces；It is arranged according to demand on the composition face of each unit
There is the cavity of arbitrary shape.The outer contour of each unit is straight line, curve or broken line.Telescopic box-shaped structure of the present invention
Not have forked structure in motion process, freedom degree 1 can be by being arranged single driving to complete telescopic box-shaped structure
Folding and expansion.Since box-shaped structure proposed by the invention has the single degree of freedom, folding ratio rate is big, and cellular construction is simple
Function, therefore have the advantages that installation is simple and convenient to operate, is easy to transport etc., particularly suitable in packaging, storage, soil
Timber structure and aerospace etc. are applied in fields.
Example IV
As shown in Fig. 4-1, structure shown in the figure be a kind of combined by different spherical linkage mechanisms provided in this embodiment and
At rotational symmetry telescopic box-shaped structure part composition and plane outspread drawing.Including 10 faces, respectively the first face D1,
Two face D2, third face D3, fourth face D4, the 5th face D5, the 6th face D6, the 7th face D7, octahedral D8, the 9th face D9, the tenth face
D10, wherein the first face D1 and the second face D2 is identical isosceles triangle, third face D3, fourth face D4, the 5th face D5, the 6th
Face D6, the 7th face D7, octahedral D8, the 9th face D9 and the tenth face D10 are identical right angled triangle.
First face first D2L1 when D1L1 is with the second face the first is adjacent and is connected with each other by the first revolute pair Q1, first
Face D1 can rotate up to along the first revolute pair Q1 axis to box outside direction Chong Die with the second face D2；Second face third side
D2L3 is adjacent with third face third side D3L3 and is connected with each other by the second revolute pair Q2, and the second face D2 can be along second rotation
Secondary Q2 axis direction into box rotates up to Chong Die with third face D3；First face second D5L2 in D1L2 and five faces the second
It is adjacent and by third revolute pair Q3 be connected with each other, the first face D1 can along the third revolute pair Q3 axis into box direction turn
It moves until Chong Die with the 5th face D5；First face third D7L3 when D1L3 is with the 7th face third is adjacent and passes through the 4th revolute pair Q4
It is connected with each other, the first face D1 can rotate up to Chong Die with the 7th face D7 along the 4th revolute pair Q4 axis direction into box；
Second face second D9L2 when D2L2 is with nine faces the second is adjacent and is connected with each other by the 5th revolute pair Q5, and the second face D2 can edge
5th revolute pair Q5 axis direction into box rotates up to Chong Die with the 9th face D9；Third face the first side D3L1 and the 4th
The first side of face D4L1 is adjacent and is connected with each other by the 6th revolute pair Q6, and third face D3 can be first along the 6th revolute pair Q6 axis
It is rotated up to behind direction to box outside direction into box coplanar with fourth face D4；Fourth face third side D4L3 and the 5th face third
Side D5L3 is adjacent and is connected with each other by the 7th revolute pair Q7, and fourth face D4 can be along the 7th revolute pair Q7 axis into box
Direction rotates up to Chong Die with the 5th face D5；5th face first D6L1 when D5L1 is with six faces the first is adjacent and passes through eight revolution
Dynamic secondary Q8 is connected with each other, and the 5th face D5 can be rotated up to and the 6th face D6 along the 8th revolute pair Q8 axis to box outside direction
Overlapping；6th face second D7L2 when D6L2 is with seven faces the second is adjacent and is connected with each other by the 9th revolute pair Q9, the 6th face
D6 can rotate up to Chong Die with the 7th face D7 along the 9th revolute pair Q9 axis direction into box；7th the first side of face D7L1
It is adjacent with octahedral the first side D8L1 and by the tenth revolute pair Q10 be connected with each other, the 7th face D7 can be along the tenth revolute pair
Q10 axis first rotates up to box outside direction into box coplanar with octahedral D8 behind direction；Octahedral third side D8L3 with
9th face third side D9L3 is adjacent and is connected with each other by the 11st revolute pair Q11, and octahedral D8 can be along the 11st rotation
Secondary Q11 axis direction into box rotates up to Chong Die with the 9th face D9；9th face first is in D9L1 and ten faces the first
D10L1 it is adjacent and by the 12nd revolute pair Q12 be connected with each other, the 9th face D9 can along the 12nd revolute pair Q12 axis to
Box outside direction rotates up to Chong Die with the tenth face D10；When D10L2 is with third face the second, D3L2 is adjacent and leads in tenth face second
The 13rd revolute pair Q13 interconnection is crossed, the tenth face D10 can direction turns into box along the 13rd revolute pair Q13 axis
It moves until Chong Die with third face D3.
Tenth face D10, third face D3, the second face D2, the 9th face D9 head and the tail are successively connected by Q13, Q2, Q5, Q12 and constitute the
One spherical surface four-bar mechanism, the first face D1, the second face D2, third face D3, fourth face D4, the 5th face D5 head and the tail successively by Q1, Q2,
Q6, Q7, Q3 be connected constitute the first spherical surface five-bar mechanism, the first face D1, the 5th face D5, the 6th face D6, the 7th face D7 head and the tail according to
It is secondary to constitute the second spherical surface four-bar mechanism, the 9th face D9, the second face D2, the first face D1, the 7th face by Q3, Q8, Q9, Q4 are connected
D7, octahedral D8 head and the tail are successively connected by Q5, Q1, Q4, Q10, Q11 and constitute the second spherical surface five-bar mechanism.
The first spherical surface four-bar mechanism and the first spherical surface five-bar mechanism share the described second revolute pair Q2, described
First spherical surface five-bar mechanism and the second spherical surface four-bar mechanism share the third revolute pair Q3, and second spherical surface four connects
Linkage and the second spherical surface five-bar mechanism share the 4th revolute pair Q4, the second spherical surface five-bar mechanism and first
Spherical surface four-bar mechanism shares the 5th revolute pair Q5, five connecting rod machine of the first spherical surface five-bar mechanism and the second spherical surface
Structure shares the first revolute pair Q1.
The whole folding of the structure is with expansion around the reference axis progress perpendicular to box bottom center.When folding, the
Seven face D7 and octahedral D8 do clockwise rotation around reference axis, until after the 7th face D7 and octahedral D8 is coplanar, space knot
Structure becomes as planar structure, therewith, the upper surface of the 7th face D7 and octahedral D8 composition planar structure.When folding, third face D3
Clockwise rotation is done around reference axis with fourth face D4, until space structure becomes after third face D3 and fourth face D4 is coplanar
For planar structure, therewith, the lower surface of third face D3 and fourth face D4 composition planar structure.Third face D3 and the 7th face D7,
The movement of four sides D4 and octahedral D8, the 5th face D5 and the 9th face D9, the 6th face D6 and the tenth face D10 are based on reference axis in rotation
Symmetric relation.
According to the connection type and its rotation direction in above-mentioned face, unfolded state is using diamond shape the bottom of as, and height is less than bottom edge side length
Box-shaped structure polygon plane structure is foldable to, as shown in Fig. 4-3 as shown in the Fig. 4-2.Folding process and sequence are as schemed
Shown in 4-4 to Fig. 4-7, Fig. 4-4 indicates fully unfolded position, and Fig. 4-5 and Fig. 4-6 indicate to fold intermediate state, and Fig. 4-7 has been indicated
Full folded state.
As it can be seen that as long as above-mentioned box-shaped structure meets above-mentioned constraint condition, as long as meeting the connection type of revolute pair.It can
Reach the present invention claims folding open up effect, structure type and folding exhibition mode not by fold unit specific structure influenced.Institute
Stating revolute pair is hinge, hinge or bearing；The length of the revolute pair is unlimited, constitutes revolute pair.Each unit
Composition face is plane, curved surface, or the face to be spliced by several faces；It is arranged according to demand on the composition face of each unit
There is the cavity of arbitrary shape.The outer contour of each unit is straight line, curve or broken line.Telescopic box-shaped structure of the present invention
Not have forked structure in motion process, freedom degree 1 can be by being arranged single driving to complete telescopic box-shaped structure
Folding and expansion.Since box-shaped structure proposed by the invention has the single degree of freedom, folding ratio rate is big, and cellular construction is simple
Function, therefore have the advantages that installation is simple and convenient to operate, is easy to transport etc., particularly suitable in packaging, storage, soil
Timber structure and aerospace etc. are applied in fields.
Although the preferred embodiment of the present invention is described above in conjunction with attached drawing, the invention is not limited to upper
The specific embodiment stated, the above mentioned embodiment is only schematical, be not it is restrictive, this field it is common
Technical staff under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, may be used also
By make it is many in the form of, within these are all belonged to the scope of protection of the present invention.
Claims (8)
1. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry, which is characterized in that including ten faces, be followed successively by first
Face, the second face, third face, fourth face, the 5th face, the 6th face, the 7th face, octahedral, the 9th face, the tenth face；First face
Be connected with the second face as telescopic box-shaped structure bottom and be placed in middle part, the third face, fourth face, the 5th face, the 6th
Face, the 7th face, octahedral, the 9th face, the tenth face be placed in above first face and the second face and be sequentially connected end to end in turn and with institute
The four edges for stating the bottom surface that the first face and the second face form are connected；
First face first is adjacent while with the second face the first and is connected with each other by the first revolute pair, and the first face can be along described
First revolute pair axis rotates up to Chong Die with the second face to box outside direction；Second face third is while with third face third
It is adjacent and by the second revolute pair be connected with each other, the second face can be rotated up to along the second revolute pair axis direction into box
It is Chong Die with third face；First face second is adjacent while with five faces the second and is connected with each other by third revolute pair, first
Face can rotate up to Chong Die with the 5th face along third revolute pair axis direction into box；The first face third Bian Yu
Seven faces third side are adjacent and are connected with each other by the 4th revolute pair, and the first face can be square into box along the 4th revolute pair axis
It is Chong Die with the 7th face to rotating up to；Second face second is adjacent while with nine faces the second and mutual by the 5th revolute pair
Connection, the second face can rotate up to Chong Die with the 9th face along the 5th revolute pair axis direction into box；The third face
First it is adjacent while with fourth face the first and by the 6th revolute pair be connected with each other, third face can be along the 6th revolute pair axis
It is first rotated up to behind direction to box outside direction into box coplanar with fourth face；Fourth face third side and the 5th face third
Side is adjacent and is connected with each other by the 7th revolute pair, and fourth face can into box, direction rotation be straight along the 7th revolute pair axis
It is extremely Chong Die with the 5th face；5th face first is adjacent while with six faces the first and is connected with each other by the 8th revolute pair, the
Five faces can rotate up to along the dynamic secondary axis of the eight revolution to box outside direction Chong Die with the 6th face；The second side of 6th face with
7th the second side of face is adjacent and is connected with each other by the 9th revolute pair, and the 6th face can be along the 9th revolute pair axis into box
Direction rotates up to Chong Die with the 7th face；7th face the first side of the first Bian Yu octahedral is adjacent and passes through the tenth revolute pair phase
It connects, the 7th face can first rotate up to and the 8th behind direction to box outside direction into box along the tenth revolute pair axis
Face is coplanar；The octahedral third is adjacent while with the 9th face third and is connected with each other by the 11st revolute pair, octahedral energy
It is rotated up to along the 11st revolute pair axis direction into box Chong Die with the 9th face；The first side of 9th face and the tenth
The first side of face is adjacent and is connected with each other by the 12nd revolute pair, and the 9th face can be along the 12nd revolute pair axis to outside box
Direction rotates up to Chong Die with the tenth face；Tenth face second is adjacent while with third face the second and passes through the 13rd revolute pair
It is connected with each other, the tenth face can rotate up to Chong Die with third face along the 13rd revolute pair axis direction into box；
Tenth face, third face, the second face, the 9th kept man of a noblewoman's tail are successively by the 13rd revolute pair, the second revolute pair, the 5th
Revolute pair, the 12nd revolute pair, which are connected, constitutes the first spherical surface four-bar mechanism, first face, the second face, third face, the 4th
Face, the 5th kept man of a noblewoman's tail are successively by first revolute pair, the second revolute pair, the 6th revolute pair, the 7th revolute pair, third revolute pair
It is connected and constitutes the first spherical surface five-bar mechanism, first face, the 5th face, the 6th face, the 7th kept man of a noblewoman's tail is successively by the third
Revolute pair, the 8th revolute pair, the 9th revolute pair, the 4th revolute pair, which are connected, constitutes the second spherical surface four-bar mechanism, the 9th face,
Second face, the first face, the 7th face, octahedral head and the tail are successively by the 5th revolute pair, the first revolute pair, the 4th revolute pair, the
Ten revolute pairs, the 11st revolute pair, which are connected, constitutes the second spherical surface five-bar mechanism；
The first spherical surface four-bar mechanism and the first spherical surface five-bar mechanism share second revolute pair, first ball
Face five-bar mechanism and the second spherical surface four-bar mechanism share the third revolute pair, the second spherical surface four-bar mechanism with
Second spherical surface five-bar mechanism shares the 4th revolute pair, the second spherical surface five-bar mechanism and the first spherical surface double leval jib
Mechanism shares the 5th revolute pair, and the first spherical surface five-bar mechanism and the second spherical surface five-bar mechanism share described
First revolute pair；
The whole folding of the telescopic box-shaped structure is with expansion around the reference axis progress perpendicular to box bottom center；Folding
When folded, the 7th face and octahedral do clockwise rotation around reference axis, and the 7th face can be along the tenth revolute pair
Axis first rotates up to, seventh face and described eightth coplanar with the octahedral into box to box outside direction behind direction
After face is coplanar, space structure becomes as planar structure, therewith, the upper surface in the 7th face and octahedral composition planar structure；
When folding, the third face and fourth face do clockwise rotation around reference axis, and the third face can be along the 6th rotation
Secondary axis is first into box, direction rotates up to, the third face and described the coplanar with the fourth face after box outside direction
After coplanar on four sides, space structure becomes as planar structure, therewith, the following table in the third face and fourth face composition planar structure
Face；The movement in the third face and the 7th face, fourth face and octahedral, the 5th face and the 9th face, the 6th face and the tenth face is based on
Reference axis is in rotational symmetry relationship；
For the telescopic box-shaped structure in the case where being folded into plane completely, all revolute pair axis are in the same plane；Institute
Telescopic box-shaped structure is stated in the case where being fully deployed, forms a kind of quadrangular shape uncovered box-shaped structure；The foreign steamer in each face
Profile is straight line, curve or broken line.
2. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1, which is characterized in that it is described can
Folding exhibition box-shaped structure can be by changing the angle of adjacent surface to realize the mutual conversion of space body shape structure and planar structure.
3. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1 or claim 2, which is characterized in that institute
Stating telescopic box-shaped structure fully unfolded position is using square the bottom of as, and the high box-shaped structure in bottom edge side length folds completely
State is square planar structure.
4. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1 or claim 2, which is characterized in that institute
Stating telescopic box-shaped structure fully unfolded position is using square the bottom of as, and height is less than the box-shaped structure of bottom edge side length, is folded completely
State is polygon plane structure.
5. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1 or claim 2, which is characterized in that institute
Stating telescopic box-shaped structure fully unfolded position is the tall and big box-shaped structure in bottom edge side length using water chestnut the bottom of as, completely folded state
For polygon plane structure.
6. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1 or claim 2, which is characterized in that institute
Stating telescopic box-shaped structure fully unfolded position is using diamond shape the bottom of as, and height is less than the box-shaped structure of bottom edge side length, complete rugosity
State is polygon plane structure.
7. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1 or claim 2, which is characterized in that every
A face is one such by plane or curved surface or two kinds collectively form.
8. a kind of telescopic box-shaped structure of single-degree-of-freedom rotational symmetry according to claim 1 or claim 2, which is characterized in that institute
Revolute pair is stated by hinge, hinge or bearing is one such constitutes.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113891837A (en) * | 2019-05-24 | 2022-01-04 | 自由度有限责任公司 | Enclosing piece, table and lamp started by folded paper |
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