CN102173105A - Composite lattice sandwich plate with anti-collision property - Google Patents
Composite lattice sandwich plate with anti-collision property Download PDFInfo
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- CN102173105A CN102173105A CN201110002646XA CN201110002646A CN102173105A CN 102173105 A CN102173105 A CN 102173105A CN 201110002646X A CN201110002646X A CN 201110002646XA CN 201110002646 A CN201110002646 A CN 201110002646A CN 102173105 A CN102173105 A CN 102173105A
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Abstract
The invention discloses a composite lattice sandwich plate with anti-collision property and relates to a composite lattice sandwich plate. The invention aims at solving the problem that the anti-collision property effect of the existing composite lattice sandwich plate is poor due to the elastic brittleness of the existing composite. The composite lattice sandwich plate comprises an upper composite laminated plate (1), a lower composite laminated plate (2) and a lattice core (3), wherein the lattice core (3) is arranged between the upper composite laminated plate (1) and the lower composite laminated plate (2), the lattice core (3) comprises a plurality of fiber composite rod pieces, the upper end of each fiber composite rod piece is fixedly connected with the upper composite laminated plate (1), the lower end of each fiber composite rod piece is fixedly connected with the lower composite laminated plate (2), each fiber composite rod piece comprises a rubber body (3-1) and a composite body (3-2), and each composite body (3-2) is wrapped outside the rubber body (3-1). The composite lattice sandwich plate is especially applicable to the fields of aviation and aerospace.
Description
Technical field
The present invention relates to a kind of composite dot-matrix sandwich panel, be specifically related to a kind of composite dot-matrix sandwich panel with crashproof characteristic.
Background technology
The carbon fibre composite lattice structure is the high-strength structure of a class novel light, and along with reaching its maturity of this class composite structure technology of preparing, such lattice structure has demonstrated application prospects in fields such as Aero-Space, traffic, the energy.Though this composite dot-matrix structure itself has certain crashproof characteristic, because the bullet fragility of composite self, make the crashproof characteristic weak effect of composite dot-matrix sandwich panel.
Summary of the invention
The objective of the invention is in order to solve the bullet fragility of existing composite self, make the problem of crashproof characteristic weak effect of composite dot-matrix sandwich panel, and then a kind of advanced composite material (ACM) dot-matrix sandwich panel with crashproof characteristic is provided.
Technical scheme of the present invention is: a kind of composite dot-matrix sandwich panel with crashproof characteristic comprises composite laminated plate, following composite laminated plate and dot matrix fuse, the dot matrix fuse is arranged between composite laminated plate and the following composite laminated plate, the dot matrix fuse is made of the compound rod member of plurality of fibers, the upper end of every fiber composite rod member and last composite laminated plate are affixed, the lower end of every fiber composite rod member is affixed with following composite laminated plate, every fiber composite rod member includes rubber bodies and composite bodies, and composite bodies is wrapped in outside the rubber bodies.
The present invention compared with prior art has following effect: 1. fiber reinforced composite lattice structure of the present invention is owing to mixed super-elasticity silicon rubber, the ability that strong resistance to deformation is arranged, by the quasistatic compression experiment, confirm that the interior crashproof characteristic of dot-matrix sandwich panel unit volume of filled rubber body in the fiber composite rod member has improved twice.2. the present invention has also kept the high specific stiffness and the high specific strength characteristic of former composite dot-matrix structure except that having good crashproof characteristic, is particularly useful for aviation and space industry.
Description of drawings
Fig. 1 is the structural representation that the present invention has the composite dot-matrix sandwich panel of crashproof characteristic; Fig. 2 is the structural representation of fiber composite rod member; Fig. 3 is that the cross section of Fig. 2 is circular structural representation; Fig. 4 is that the cross section of fiber composite rod member is square structural representation; Fig. 5 is that the cross section of fiber composite rod member is round outside but spuare inside structural representation; Fig. 6 is that the cross section of fiber composite rod member is the structural representation of square-outside and round-inside.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1-Fig. 3, a kind of composite dot-matrix sandwich panel with crashproof characteristic of present embodiment comprises composite laminated plate 1, following composite laminated plate 2 and dot matrix fuse 3, dot matrix fuse 3 is arranged between composite laminated plate 1 and the following composite laminated plate 2, dot matrix fuse 3 is made of the compound rod member of plurality of fibers, the upper end of every fiber composite rod member and last composite laminated plate 1 are affixed, the lower end of every fiber composite rod member and following composite laminated plate 2 are affixed, every fiber composite rod member includes rubber bodies 3-1 and composite bodies 3-2, and composite bodies 3-2 is wrapped in outside the rubber bodies 3-1.
The specific embodiment two: in conjunction with Fig. 2-Fig. 6 present embodiment is described, the shape of cross section of every fiber composite rod member of present embodiment is circle, square, round outside but spuare inside or square-outside and round-inside.So be provided with, not only can select the cross sectional shape of suitable fiber composite rod member according to different use occasions and the easiest preparation technology.Other composition is identical with the specific embodiment one with annexation.
The specific embodiment three: in conjunction with Fig. 1 present embodiment is described, the last composite laminated plate 1 of present embodiment and the material of following composite laminated plate 2 are fibre reinforced composites.So be provided with, can effectively improve the specific stiffness and the specific strength of composite dot-matrix structure.Other composition is identical with the specific embodiment one or two with annexation.
The specific embodiment four: in conjunction with Fig. 1-Fig. 6 present embodiment is described, the rubber bodies of present embodiment is silicon rubber body or foam of polymers.The silicon rubber body adds the silicon rubber body for consolidating after vulcanizing, and model is RTV-2 (5080), and the model of silicon rubber body can be adjusted according to environment for use.So be provided with, preparation technology's feasibility of composite dot-matrix sandwich panel is the strongest.Other composition is identical with the specific embodiment one, two or three with annexation.
The specific embodiment five: in conjunction with Fig. 1-Fig. 6 present embodiment is described, a kind of composite dot-matrix sandwich panel structure with crashproof characteristic of present embodiment is pyramid, tetrahedral or other topology configuration.So be provided with, can select the only truss core plate structure of configuration according to different mechanical property requirements.Other composition is identical with the specific embodiment one, two, three or four with annexation.
Claims (4)
1. composite dot-matrix sandwich panel with crashproof characteristic, it comprises composite laminated plate (1), following composite laminated plate (2) and dot matrix fuse (3), dot matrix fuse (3) is arranged between composite laminated plate (1) and the following composite laminated plate (2), dot matrix fuse (3) is made of the compound rod member of plurality of fibers, the upper end of every fiber composite rod member and last composite laminated plate (1) are affixed, the lower end of every fiber composite rod member is affixed with following composite laminated plate (2), it is characterized in that: every fiber composite rod member includes rubber bodies (3-1) and composite bodies (3-2), and composite bodies (3-2) is wrapped in outside the rubber bodies (3-1).
2. a kind of composite dot-matrix sandwich panel with crashproof characteristic according to claim 1 is characterized in that: the shape of cross section of every fiber composite rod member is circle, square, round outside but spuare inside or square-outside and round-inside.
3. a kind of composite dot-matrix sandwich panel with crashproof characteristic according to claim 2 is characterized in that: the material of going up composite laminated plate (1) and following composite laminated plate (2) is fibre reinforced composites.
4. according to claim 1,2 or 3 described a kind of composite dot-matrix sandwich panels with crashproof characteristic, it is characterized in that: rubber bodies is silicon rubber body or foam of polymers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110002646XA CN102173105A (en) | 2011-01-07 | 2011-01-07 | Composite lattice sandwich plate with anti-collision property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110002646XA CN102173105A (en) | 2011-01-07 | 2011-01-07 | Composite lattice sandwich plate with anti-collision property |
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| CN102173105A true CN102173105A (en) | 2011-09-07 |
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| CN201110002646XA Pending CN102173105A (en) | 2011-01-07 | 2011-01-07 | Composite lattice sandwich plate with anti-collision property |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199353A (en) * | 2015-10-22 | 2015-12-30 | 北京航空航天大学 | Automotive light-weight lattice material based on degradable silk and preparation method of automotive light-weight lattice material |
| CN106881921A (en) * | 2017-03-17 | 2017-06-23 | 武汉大学 | Shock wave composite energy dissipation protector |
| CN109572070A (en) * | 2019-01-04 | 2019-04-05 | 西安交通大学 | A kind of foam filling hollow round tube pyramid dot-matrix sandwich panel and preparation method thereof |
| CN115157821A (en) * | 2022-07-14 | 2022-10-11 | 北京理工大学 | Thin-wall and rod combined conical bullet-resistant dot matrix sandwich board and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101122362A (en) * | 2007-09-19 | 2008-02-13 | 哈尔滨工业大学 | Fibre-reinforced composite lattice sandwich plate and its preparing process |
-
2011
- 2011-01-07 CN CN201110002646XA patent/CN102173105A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101122362A (en) * | 2007-09-19 | 2008-02-13 | 哈尔滨工业大学 | Fibre-reinforced composite lattice sandwich plate and its preparing process |
Non-Patent Citations (1)
| Title |
|---|
| 王兵等: "《纤维柱增强泡沫芯材复合材料夹芯板的实验研究》", 《中国力学学会学术大会》, 31 December 2007 (2007-12-31), pages 347 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199353A (en) * | 2015-10-22 | 2015-12-30 | 北京航空航天大学 | Automotive light-weight lattice material based on degradable silk and preparation method of automotive light-weight lattice material |
| CN105199353B (en) * | 2015-10-22 | 2017-03-29 | 北京航空航天大学 | A kind of automobile-used light dot matrix material and preparation method based on degradable silk |
| CN106881921A (en) * | 2017-03-17 | 2017-06-23 | 武汉大学 | Shock wave composite energy dissipation protector |
| CN109572070A (en) * | 2019-01-04 | 2019-04-05 | 西安交通大学 | A kind of foam filling hollow round tube pyramid dot-matrix sandwich panel and preparation method thereof |
| CN115157821A (en) * | 2022-07-14 | 2022-10-11 | 北京理工大学 | Thin-wall and rod combined conical bullet-resistant dot matrix sandwich board and preparation method thereof |
| CN115157821B (en) * | 2022-07-14 | 2023-10-17 | 北京理工大学 | Thin-wall and rod combined conical bulletproof lattice sandwich board and preparation method thereof |
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Application publication date: 20110907 |