CN104763050B - Lightweight dome structures - Google Patents

Lightweight dome structures Download PDF

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Publication number
CN104763050B
CN104763050B CN201510168657.3A CN201510168657A CN104763050B CN 104763050 B CN104763050 B CN 104763050B CN 201510168657 A CN201510168657 A CN 201510168657A CN 104763050 B CN104763050 B CN 104763050B
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China
Prior art keywords
rod
class
rod part
elementary cell
classes
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Expired - Fee Related
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CN201510168657.3A
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Chinese (zh)
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CN104763050A (en
Inventor
汪凝
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Zhejiang University of Finance and Economics
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Zhejiang University of Finance and Economics
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Priority to CN201510168657.3A priority Critical patent/CN104763050B/en
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Abstract

A kind of lightweight dome structures, the dome structures include elementary cell, and the elementary cell is provided with more than at least three, and the elementary cell includes a class rod part and two class rod parts;The section of the one class rod part is square, the middle part of the one class rod part has the first mortise, the one class rod part has draw-in groove and lower bayonet slot in the top surface of the same side of first mortise and bottom surface, and the upper draw-in groove is Wei Yu first mortise and the lower bayonet slot between;The section of the two classes rod part is square, and the end of one end of the two classes rod part forms a tenon, and the middle part of the two classes rod part has the second mortise, and the width of the tenon is less than the width of second mortise;The lower bayonet slot of one class rod part of the elementary cell is connected on the upper draw-in groove of a class rod part of neighboring unit cells.The invention provides the lightweight dome structures that a kind of simple structure, rapid arch camber are easily built.

Description

Lightweight dome structures
Technical field
The present invention relates to a kind of lightweight dome structures.
Background technology
In building field, dome structures span is big, height is high, either has on its aesthetic appearance is received or in the acquisition of space Its peculiar advantage.Dome structures may be constructed building itself (as the snowhouse of the arctic), and dome structures are more broadly used for building The roof of thing is dome.But there are following two problems in dome structures instantly:
First, traditional concrete or brick structure dome structures need to be carried with huge load bearing wall or pillar from great. Therefore, building overall structure seems heavy, and space is restricted.
2nd, the modern times is big across dome structures often by multiple high-strength thin-film materials and stiffener (steelframe, steel column or steel Rope) make its inside produce certain pre- tensile stress to form certain space structure by certain way, often build suitable for physical culture Build, the heavy construction such as exhibition center, transport services facility.This kind of dome structures node structure is complicated, and component species is various, it is desirable to Higher construction technology, involves great expense, and does not possess universal adaptability.
Content of the invention
In order to the construction for overcoming the shortcomings of existing dome structures is complicated, from great, be difficult to build, cost high, the present invention is carried The lightweight dome structures for having supplied a kind of simple structure, rapid arch camber easily to build.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of lightweight dome structures, the dome structures include elementary cell, and the elementary cell is provided with least three More than, the elementary cell includes a class rod part and two class rod parts;
The section of the one class rod part is square, and the middle part of the class rod part has the first mortise, a class Rod part has draw-in groove and lower bayonet slot in the top surface of the same side of first mortise and bottom surface, and the upper draw-in groove is located at Between first mortise and the lower bayonet slot;
The section of the two classes rod part is square, and the end of one end of the two classes rod part forms a tenon, institute The middle part for stating two class rod parts has the second mortise, and the width of the tenon is less than the width of second mortise, the tenon Both sides form symmetrical triangular structure;
The one class rod part is provided with one, and the two classes rod part is provided with least more than two, more than two The specification of two class rod parts is gradually incremented by from the top of dome structures to bottom, the tenon width of the two classes rod part minimum rod member Degree is identical with the width of first mortise;The tenon of the two classes rod part minimum rod member and the first mortise grafting, phase Between adjacent two class rod parts, the second mortise grafting of the tenon of the larger rod member of specification and the less rod member of specification;
The lower bayonet slot of one class rod part of the elementary cell is connected to the upper card of a class rod part of neighboring unit cells On groove.
Further, the width of the second mortise of the two classes rod part is 1.2 times of its tenon width, two neighboring two class Between rod part, the specification of the larger rod member of specification is 1.2 times of the specification of the less rod member of specification.
Further, the bottom surface of the triangular structure is concordant with the bottom surface of the tenon, the triangular structure oblique Face is downward-sloping to the cephalad direction of the tenon from the root of the tenon, the inclined-plane of the triangular structure and the triangle Angle between the bottom surface of shape structure is 13 °.
Further, the elementary cell includes a class rod part and two class rod part of the six roots of sensation;
Two class rod part of the six roots of sensation is respectively two class rod the first rod members of part, two class rods from the top of dome structures to bottom The second rod member of part, the 3rd rod member of two class rod parts, the 4th rod member of two class rod parts, the 5th rod member of two class rod parts and two class rods The 6th rod member of part, the first mortise grafting of the tenon of two classes rod part, first rod member and the class rod part, described two Second mortise grafting of the tenon of class rod the second rod member of part and two classes rod part, first rod member, the two classes rod part Second mortise grafting of the tenon of three rod members and two classes rod part, second rod member, the tenon of the 4th rod member of two classes rod part Head and the second mortise grafting of the 3rd rod member of two classes rod part, the tenon and described two of the 5th rod member of two classes rod part Second mortise grafting of the 4th rod member of class rod part, the tenon of the 6th rod member of two classes rod part and the two classes rod part Second mortise grafting of five rod members;
The elementary cell is provided with eight, respectively the first elementary cell, the second elementary cell, the 3rd elementary cell, 4th elementary cell, the 5th elementary cell, the 6th elementary cell, the 7th elementary cell and the 8th elementary cell, second base The lower bayonet slot of the one class rod part of this unit is connected on the upper draw-in groove of a class rod part of first elementary cell, and described The lower bayonet slot of one class rod part of three elementary cells is connected on the upper draw-in groove of a class rod part of second elementary cell, institute State a class rod part of the 4th elementary cell lower bayonet slot be connected to the 3rd elementary cell a class rod part upper draw-in groove On, the lower bayonet slot of a class rod part of the 5th elementary cell is connected to the upper of a class rod part of the 4th elementary cell On draw-in groove, the lower bayonet slot of a class rod part of the 6th elementary cell is connected to a class rod part of the 5th elementary cell Upper draw-in groove on, the lower bayonet slot of a class rod part of the 7th elementary cell is connected to the class wood of the 6th elementary cell On the upper draw-in groove of rod member, the lower bayonet slot of a class rod part of the 8th elementary cell is connected to the one of the 7th elementary cell On the upper draw-in groove of class rod part, the lower bayonet slot of a class rod part of first elementary cell is connected to the 8th elementary cell A class rod part upper draw-in groove on.
The technology design of the present invention is:Break dome structures form instantly, use for reference the connection side of traditional timber structure Tenon Method, constitutes an elementary cell of dome structures with two kinds of rod member;It is slightly different with traditional timber structure joinery and its construction It is that stablizing more for joinery and its construction is to rely on frictional force, and stablizing for this structure is the gravity for relying on rod member superposition;Additionally, one In individual elementary cell, from bottom to top, rod member specification is successively decreased successively, reduces the heavy burden of bottom rod member, optimizes structure further The transmission of power;Multiple elementary cell laps, form stable dome structures.
Beneficial effects of the present invention are mainly manifested in:
1. two types rod member, Uniform Construction, simply can build;
2. the building method of innovation, can form larger vaulted space with less timber, reach the effect of lightweight, material-saving Really;
3. in an elementary cell, from bottom to top, rod member specification is successively decreased successively, reduces the heavy burden of bottom rod member, Optimize the transmission of structural capacity further, the requirement to timber reduces;
4. the yardstick of different units and angle can all do certain adjustment, and the angle between lap unit also can adjust, can take Building can different scale, the dome structures of form;
5. convenient disassembly, it is easy to recycle.
Description of the drawings
Fig. 1 is the structural representation of lightweight dome structures.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the front view of dome structures elementary cell.
Fig. 5 is the top view of Fig. 4.
Fig. 6 is the structural representation of the first rod part.
Fig. 7 is the structural representation of the second rod part.
Fig. 8 be lightweight dome structures build flow process;Wherein Fig. 8 a is the first rod member of the two classes rod part and described Class rod part grafting schematic diagram, Fig. 8 b are shown with the two classes rod part the first rod member grafting for the second rod member of the two classes rod part It is intended to, Fig. 8 c is the 3rd rod member of two classes rod part and the two classes rod part the second rod member grafting schematic diagram, and Fig. 8 d is institute The 4th rod member of two class rod parts and the 3rd rod member grafting schematic diagram of two classes rod part is stated, Fig. 8 e is the two classes rod part the Five rod members and the 4th rod member grafting schematic diagram of two classes rod part, Fig. 8 f are the 6th rod member of two classes rod part and described two The 5th rod member grafting schematic diagram of class rod part, Fig. 8 g are the schematic diagram that eight elementary cell overlap joints are finished.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
With reference to Fig. 1~Fig. 8, a kind of lightweight dome structures, the dome structures include elementary cell, and the elementary cell sets More than at least three are equipped with, the elementary cell includes a class rod part 1 and two class rod parts 2;
The section of the one class rod part 1 is square, and the middle part of the class rod part 1 has the first mortise 3, and described one Class rod part 1 has draw-in groove 4 and lower bayonet slot 5, the upper card in the top surface of the same side of first mortise 3 and bottom surface Groove 4 is Wei Yu first mortise 3 and the lower bayonet slot 5 between;
The section of the two classes rod part 2 is square, and the end of one end of the two classes rod part 2 forms a tenon 7, The middle part of the two classes rod part 2 has the second mortise 6, and the width of the tenon 7 is less than the width of second mortise 6, institute The both sides for stating tenon 7 form symmetrical triangular structure 8;
The one class rod part 1 is provided with one, and the two classes rod part 2 is provided with least more than two, more than two The specification of two class rod parts be gradually incremented by from the top of dome structures to bottom, the tenon of the two classes rod part minimum rod member Width is identical with the width of first mortise;The tenon of the two classes rod part minimum rod member and the first mortise grafting, Between adjacent two classes rod part, the second mortise grafting of the tenon of the larger rod member of specification and the less rod member of specification;
The lower bayonet slot of one class rod part of the elementary cell is connected to the upper card of a class rod part of neighboring unit cells On groove.
Further, the width of the second mortise of the two classes rod part 2 is 1.2 times of its tenon width, two neighboring two Between class rod part, the specification of the larger rod member of specification is 1.2 times of the specification of the less rod member of specification.
Further, the bottom surface of the triangular structure 8 is concordant with the bottom surface of the tenon 7, the triangular structure 8 Inclined-plane is downward-sloping to the cephalad direction of the tenon 7 from the root of the tenon, the inclined-plane of the triangular structure 8 with described Angle between the bottom surface of triangular structure 8 is 13 °.
Further, the elementary cell includes a class rod 1 and two class rod part 2 of the six roots of sensation;
Two class rod part of the six roots of sensation is respectively two class rod part the first rod members 21, two classes wood from the top of dome structures to bottom Rod member the second rod member 22, the 3rd rod member 23 of two class rod parts, the 4th rod member 24 of two class rod parts, the 5th rod member 25 of two class rod parts With the 6th rod member 26 of two class rod parts, the tenon of the first rod member of the two classes rod part 21 and the first of the class rod part 1 Mortise grafting, the tenon of the second rod member of the two classes rod part 22 are slotting with the second mortise of the first rod member of the two classes rod part 21 Connect, the tenon of the 3rd rod member 23 of two classes rod part and the second mortise grafting of the second rod member of the two classes rod part 22, institute State the tenon of the 4th rod member 24 of two class rod parts and the second mortise grafting of the 3rd rod member 23 of two classes rod part, two class Second mortise grafting of the tenon of the 5th rod member 25 of rod part and the 4th rod member 24 of two classes rod part, the two classes rod part Second mortise grafting of the tenon of the 6th rod member 26 and the 5th rod member 25 of two classes rod part;
The elementary cell is provided with eight, respectively the first elementary cell, the second elementary cell, the 3rd elementary cell, 4th elementary cell, the 5th elementary cell, the 6th elementary cell, the 7th elementary cell and the 8th elementary cell, second base The lower bayonet slot of the one class rod part 12 of this unit is connected on the upper draw-in groove of a class rod part 11 of first elementary cell, institute State a class rod part 13 of the 3rd elementary cell lower bayonet slot be connected to second elementary cell a class rod part 12 upper On draw-in groove, the lower bayonet slot of a class rod part 14 of the 4th elementary cell is connected to a class rod of the 3rd elementary cell On the upper draw-in groove of part 13, the lower bayonet slot of a class rod part 15 of the 5th elementary cell is connected to the 4th elementary cell On the upper draw-in groove of one class rod part 14, the lower bayonet slot of a class rod part 16 of the 6th elementary cell is connected to the 5th base On the upper draw-in groove of the one class rod part 15 of this unit, the lower bayonet slot of a class rod part 17 of the 7th elementary cell is connected to institute State on the upper draw-in groove of a class rod part 16 of the 6th elementary cell, the lower bayonet slot of a class rod part 18 of the 8th elementary cell It is connected on the upper draw-in groove of a class rod part 17 of the 7th elementary cell, a class rod part 11 of first elementary cell Lower bayonet slot be connected on the upper draw-in groove of a class rod part 18 of the 8th elementary cell.
In the present embodiment, the specification of the two classes rod part 2 be incremented by refer to rod member length and width and height increase in proportion;Institute State dome structures to be made up of multiple elementary cells, the class rod part 1 is located at the top of the dome structures, in elementary cell Two class rod part specification of six roots of sensation difference is from the top of dome structures to bottom incremented by successively, specially two class rod the second rods of part 22 specification of part is 1.2 times of two class rod the first rod of part parts, 21 specification, and two the 3rd rod parts of class rod part, 23 specification is two classes 1.2 times of 22 specification of the second rod of rod part part, two the 4th rod parts of class rod part, 24 specification are the 3rd rod of two class rod parts 1.2 times of 23 specification of part, two the 5th rod parts of class rod part, 25 specification are the 1.2 of two the 4th rod parts of class rod part, 24 specification Times, two the 6th rod parts of class rod part, 26 specification is 1.2 times of two the 5th rod parts of class rod part, 25 specification, two class rod parts the One rod part 21 is the minimum rod member of two class rod part of the six roots of sensation, and the 6th rod part 26 of two class rod parts is two class rod part of the six roots of sensation Maximum rod member;The angle of the triangular structure 8 of tenon both sides is 13 °, for the vaulted radian of limiting structure;In two class rod parts The section of minimum rod member be class wood 1.2 times of bar cross section.
The present invention builds step:By the tenon of minimum rod member in two class rod parts from bottom to top with a class rod member first Mortise grafting, in two class rod parts in the second rod member and two class rod parts minimum rod member the second mortise grafting, by that analogy, shape One elementary cell of vault structure;Lower bayonet slot and upper draw-in groove lap of eight elementary cells by a class rod member, can form One stable dome structures.

Claims (4)

1. a kind of lightweight dome structures, it is characterised in that:The dome structures include elementary cell, and the elementary cell is provided with More than at least three, the elementary cell includes a class rod part and two class rod parts;
The section of the one class rod part is square, and the middle part of the class rod part has the first mortise, the class rod Part has draw-in groove and lower bayonet slot in the top surface of the same side of first mortise and bottom surface, and the upper draw-in groove is located at described Between first mortise and the lower bayonet slot;
The section of the two classes rod part is square, one tenon of end formation of one end of the two classes rod part, and described two The middle part of class rod part has the second mortise, the width of the tenon less than the width of second mortise, the two of the tenon Side forms symmetrical triangular structure;
The one class rod part is provided with one, and the two classes rod part is provided with least more than two, two classes of more than two The specification of rod part is gradually incremented by from the top of dome structures to bottom, the tenon width of two classes rod part minimum rod member with The width of first mortise is identical;The tenon of the two classes rod part minimum rod member and the first mortise grafting, adjacent two Between class rod part, the second mortise grafting of the tenon of the larger rod member of specification and the less rod member of specification;
The lower bayonet slot of one class rod part of the elementary cell is connected on the upper draw-in groove of a class rod part of neighboring unit cells.
2. lightweight dome structures as claimed in claim 1, it is characterised in that:The width of the second mortise of the two classes rod part For 1.2 times of its tenon width, between two neighboring two classes rod part, the specification of the larger rod member of specification is the less rod member of specification 1.2 times of specification.
3. lightweight dome structures as claimed in claim 2, it is characterised in that:The bottom surface of the triangular structure and the tenon Bottom surface concordant, the inclined-plane of the triangular structure is downward-sloping to the cephalad direction of the tenon from the root of the tenon, Angle between the bottom surface of the inclined-plane of the triangular structure and the triangular structure is 13 °.
4. lightweight dome structures as claimed in claim 3, it is characterised in that:The elementary cell includes a class rod part With two class rod part of the six roots of sensation;
Two class rod part of the six roots of sensation is respectively two class rod the first rod members of part, two class rod parts the from the top of dome structures to bottom Two rod members, the 3rd rod member of two class rod parts, the 4th rod member of two class rod parts, the 5th rod member of two class rod parts and two class rod parts Six rod members, the first mortise grafting of the tenon of two classes rod part, first rod member and the class rod part, the two classes wood Second mortise grafting of the tenon of the second rod member of rod member and two classes rod part, first rod member, the 3rd bar of two classes rod part Second mortise grafting of the tenon of part and two classes rod part, second rod member, the tenon of the 4th rod member of two classes rod part with Second mortise grafting of the 3rd rod member of two classes rod part, the tenon of the 5th rod member of two classes rod part and two class wood Second mortise grafting of the 4th rod member of rod member, the tenon of the 6th rod member of two classes rod part and the 5th bar of two classes rod part Second mortise grafting of part;
The elementary cell is provided with eight, respectively the first elementary cell, the second elementary cell, the 3rd elementary cell, the 4th Elementary cell, the 5th elementary cell, the 6th elementary cell, the 7th elementary cell and the 8th elementary cell, described second is substantially single The lower bayonet slot of one class rod part of unit is connected on the upper draw-in groove of a class rod part of first elementary cell, the 3rd base The lower bayonet slot of the one class rod part of this unit is connected on the upper draw-in groove of a class rod part of second elementary cell, and described The lower bayonet slot of one class rod part of four elementary cells is connected on the upper draw-in groove of a class rod part of the 3rd elementary cell, institute State a class rod part of the 5th elementary cell lower bayonet slot be connected to the 4th elementary cell a class rod part upper draw-in groove On, the lower bayonet slot of a class rod part of the 6th elementary cell is connected to the upper of a class rod part of the 5th elementary cell On draw-in groove, the lower bayonet slot of a class rod part of the 7th elementary cell is connected to a class rod part of the 6th elementary cell Upper draw-in groove on, the lower bayonet slot of a class rod part of the 8th elementary cell is connected to the class wood of the 7th elementary cell On the upper draw-in groove of rod member, the lower bayonet slot of a class rod part of first elementary cell is connected to the one of the 8th elementary cell On the upper draw-in groove of class rod part.
CN201510168657.3A 2015-04-10 2015-04-10 Lightweight dome structures Expired - Fee Related CN104763050B (en)

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Application Number Priority Date Filing Date Title
CN201510168657.3A CN104763050B (en) 2015-04-10 2015-04-10 Lightweight dome structures

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Application Number Priority Date Filing Date Title
CN201510168657.3A CN104763050B (en) 2015-04-10 2015-04-10 Lightweight dome structures

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CN104763050B true CN104763050B (en) 2017-03-08

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105888066B (en) * 2016-04-22 2018-02-13 浙江财经大学 A kind of multisection type bamboo gallery structure
CN105971119B (en) * 2016-04-22 2018-07-13 浙江财经大学 A kind of production method of earthing bamboo structure
CN105756193B (en) * 2016-04-22 2018-02-13 浙江财经大学 A kind of earthing bamboo structure
GB2593255A (en) * 2020-11-19 2021-09-22 Rolls Royce Plc A method of manufacturing a dome and a dome manufactured using the method
CN112962864B (en) * 2021-02-07 2022-04-12 华中科技大学 Clamping roof truss structure of bamboo-wood structure and construction method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100868250B1 (en) * 2008-06-05 2008-11-11 주식회사 석정산업 Pyramid type prefabricated structure
CN201420320Y (en) * 2009-05-27 2010-03-10 伊势达企业股份有限公司 Lightweight steel frame component with shock resisting function
CN203546954U (en) * 2013-09-25 2014-04-16 浙江财经大学 Novel small-material large-architecture wood structural wall body
CN204690957U (en) * 2015-04-10 2015-10-07 浙江财经大学 Novel light dome structures

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