CN105988280A - Easily-foldable and unfoldable inflating and suction soft ball screen - Google Patents
Easily-foldable and unfoldable inflating and suction soft ball screen Download PDFInfo
- Publication number
- CN105988280A CN105988280A CN201510057267.9A CN201510057267A CN105988280A CN 105988280 A CN105988280 A CN 105988280A CN 201510057267 A CN201510057267 A CN 201510057267A CN 105988280 A CN105988280 A CN 105988280A
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- curtain
- air bag
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- outside
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Abstract
The invention relates to a soft ball screen. The soft ball screen comprises a bracket and curtain arranged at the inner side of the bracket; the curtain is provided with a projection layer; the bracket is an airbag, the airbag comprises a first sealed cavity with an inflating nozzle; the inner side of the airbag is connected with the outer side of the curtain, so that a second sealed cavity with an air exhausting nozzle can be formed; the first sealed cavity is inflated, so that the airbag can be swelled into a hemispherical shape; and air exhausting can be performed on the second sealed cavity, so that the curtain can be unfolded and form a hemispherical shape. The soft ball screen of the invention has the advantages of structural simplicity, easiness in realization, easiness in folding and unfolding and high safety. When being folded, the soft ball screen is small in size, light in weight and is easy to carry.
Description
Technical field
The present invention relates to astronomical phenomena demo system equipment, refer more particularly to astronomical phenomena demo system ball curtain.
Background technology
Current astronomical phenomena demo system ball curtain mainly has three kinds of forms: hard ball curtain, inflation soft body ball curtain and metal rack bilayer pumping balloon curtain.Wherein, the structure of hard ball curtain is complicated, manufactures and difficult in maintenance, and installation period is long, migrates difficulty, and installation cost is high.Inflation soft body ball curtain by being fixed to ground by flexible ball curtain, and ball curtain and ground are formed and seals space, then makes to produce inside and outside ball curtain pressure reduction with aerator to blowing between ball curtain and ground, makes ball curtain be opened.The ball curtain of this structure, flexible ball curtain sound insulation and poor thermal insulation property, aerator steady operation is required height, and the loss of power accident has caused ball curtain to collapse and can not use safely.Metal rack bilayer pumping balloon curtain is by placing curtain and covering inside and outside nearly hemispheric metal rack, curtain and covering sealed bottom make the interlayer between them for sealing space, by air extractor, this confined space is bled again, make to be formed between curtain and covering negative pressure, so that the inner side that curtain can cling to metal rack forms hemisphere.The ball curtain of this structure because there is a metal rack centre, installation and removal difficulty, and metal rack be hollow out mechanism, cause curtain to cling in metal rack, it is impossible to be formed real spherical.
Summary of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, it is provided that a kind of software dome, simple in construction, easily realizes；Easily folding and unfolding, and safety is high；At rounding state, volume is little, lightweight, it is simple to carry.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of software dome, including support and be arranged on the curtain inside described support, described curtain has projection layer, wherein, described support is air bag, described air bag includes the first airtight cavity being provided with inflating nozzle, the inner side of described air bag is connected with the outside of described curtain and forms the second airtight cavity being provided with valve of bleeding, described first airtight cavity being inflated, described air bag can be made to swell into hemispherical, bleeding described second airtight cavity can make described curtain flare up hemisphere.
The further preferred version of the present invention is: described air bag includes outer layer, internal layer, the inner connecting structure being connected between described outer layer and internal layer and is sealed in the edge sealing of described outer layer and the junction, edge of internal layer, wherein, between the outside of described internal layer and described curtain spaced, be provided with connector between the outside of described internal layer and described curtain.
The further preferred version of the present invention is: described connector is to connect rope, and described one end connecting rope is connected with described internal layer, the other end is connected with the outside of described curtain.
The further preferred version of the present invention is: the inner connecting structure of described air bag is lacing wire/granny rag.
The further preferred version of the present invention is: described lacing wire/granny rag is H type, I type or hexagonal.
The further preferred version of the present invention is: the gain coefficient of the projection layer of described curtain is not less than 2.5.
The further preferred version of the present invention is: described air bag is plastic cement material.
The beneficial effects of the present invention is, by using air bag to do the support of curtain, and make curtain flare up hemisphere by the airtight cavity between air bag and curtain is formed negative pressure, simple in construction, easily realize；Easily folding and unfolding, and safety is high；At rounding state, volume is little, lightweight, it is simple to carry.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the overall structure signal of software dome embodiment of the present invention.
Detailed description of the invention
In conjunction with accompanying drawing, presently preferred embodiments of the present invention is elaborated.
Fig. 1 is the overall structure signal of software dome embodiment of the present invention.The present invention proposes a kind of software dome, and it includes support 1 and is arranged on the curtain 2 inside support 1.Wherein, support 1 is air bag.Air bag 1 has the airtight cavity 19 being provided with inflating nozzle.The outside of the inner side of air bag 1 and curtain 2 forms the second airtight cavity 4 being provided with valve of bleeding.The inner side of air bag 1 and the outside of curtain 2 are also connected via connector 3.Air bag 1 can swell into hemispherical through inflation.When air bag 1 through inflation swell into hemispherical after, the hemisphere that curtain 2 flare up can be made to have slippery inner surface that the second airtight cavity 4 is bled.Inner surface in view of curtain 2 has projection layer, and curtain 2 is hemisphere, namely represents that projection layer is smooth sphere.
Air bag 1 is plastic cement material.Specifically, air bag 1 includes outer layer 11, internal layer 12, the inner connecting structure 13 being connected between outer layer 11 and internal layer 12 and is sealed in the edge sealing 14 of outer layer 11 and the junction, edge of internal layer 12, wherein, it is formed with at least a connection piece 3 between the outside of internal layer 12 and curtain 2 to link together.Connector 3 may insure that and there is basic contacting between the outside of internal layer 12 and curtain 2 so that the outside of curtain 2 will not completely fall off by internal layer 12 relatively.In the present embodiment, connector 3 is to connect rope, and one end of connection rope is connected with internal layer 12, the other end is connected with the outside of curtain 2.The inner connecting structure of air bag 1 is lacing wire/granny rag.Lacing wire/granny rag can be H type, I type or, hexagonal or other is variously-shaped, so that forming the structure such as tube column, honeycomb block shape one by one between outer layer 11 and internal layer 12.Air bag 1 can be inflated by inflator pump 7 via inflating nozzle and quickly open.Air bag 1 also can be via inflating nozzle, venting naturally, or carries out bleeding by air pump (not shown) and quickly draw in.
The projection layer of curtain 2 is high-gain projection layer, and gain coefficient is 2.5, the brightness of projector can be improved 1.5 times, reach highlight effect, it is possible to the three-dimensional bore hole 3D drop shadow effect of demonstration.It can be to be simultaneously connected to a clamping rings realize that bottom margin between curtain 2 and air bag 1 seals, it is also possible to be embodied in various ways by Velcro or be welded together etc..Curtain 2 can be via valve of bleeding, and carrying out bleeding by air pump 8 forms negative pressure and quickly open.
Compared with prior art, the present invention is by using air bag 1 to do the support of curtain 2, and makes curtain 2 flare up hemisphere by the airtight cavity 4 between air bag 1 and curtain 2 is formed negative pressure, and simple in construction easily realizes；Easily folding and unfolding, and safety is high；At rounding state, volume is little, lightweight, it is simple to carry.
It should be appreciated that above example is only in order to illustrate technical scheme, it is not intended to limit, it will be understood by those skilled in the art that the technical scheme described in above-described embodiment can be modified, or wherein portion of techniques feature is carried out equivalent；And these amendments and replacement, all should belong to the protection domain of claims of the present invention.
Claims (7)
1. a software dome, including support and be arranged on the curtain inside described support, described curtain has throwing
Shadow layer, it is characterised in that described support is air bag, described air bag includes be provided with inflating nozzle first
Airtight cavity, the inner side of described air bag is connected with the outside of described curtain and is formed and is provided with valve of bleeding
Second airtight cavity, is inflated making described air bag swell into hemisphere to described first airtight cavity
Shape, bleeds to described second airtight cavity and can make described curtain flare up hemisphere.
Software dome the most according to claim 1, it is characterised in that: described air bag include outer layer, internal layer,
It is connected to the inner connecting structure between described outer layer and internal layer and is sealed in described outer layer and internal layer
The edge sealing of junction, edge, wherein, spaced between the outside of described internal layer and described curtain, institute
State and be provided with connector between the outside of internal layer and described curtain.
Software dome the most according to claim 2, it is characterised in that: described connector is to connect rope, institute
State connect rope one end be connected with described internal layer, the other end is connected with the outside of described curtain.
Software dome the most according to claim 2, it is characterised in that: the inner connecting structure of described air bag
For lacing wire/granny rag.
Software dome the most according to claim 4, it is characterised in that: described lacing wire/granny rag is H type, I
Type or hexagonal.
Software dome the most according to claim 1, it is characterised in that: the gain of the projection layer of described curtain
Coefficient is not less than 2.5.
7. according to the software dome described in any one of claim 1 to 6, it is characterised in that: described air bag is to mould
Glue material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510057267.9A CN105988280A (en) | 2015-02-04 | 2015-02-04 | Easily-foldable and unfoldable inflating and suction soft ball screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510057267.9A CN105988280A (en) | 2015-02-04 | 2015-02-04 | Easily-foldable and unfoldable inflating and suction soft ball screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105988280A true CN105988280A (en) | 2016-10-05 |
Family
ID=57035881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510057267.9A Pending CN105988280A (en) | 2015-02-04 | 2015-02-04 | Easily-foldable and unfoldable inflating and suction soft ball screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105988280A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777986A (en) * | 2019-10-21 | 2020-02-11 | 南宁职业技术学院 | Assembly type combined frame of decorative component and mounting method thereof |
| CN110928111A (en) * | 2019-12-18 | 2020-03-27 | 东北石油大学 | Inflatable portable photographic reflector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101360874A (en) * | 2005-07-29 | 2009-02-04 | 埃鲁麦那提有限责任公司 | Dual pressure inflatable structure and method |
| CN204009342U (en) * | 2014-07-24 | 2014-12-10 | 深圳市白雪投影显示技术有限公司 | A kind of bleeder ball curtain |
-
2015
- 2015-02-04 CN CN201510057267.9A patent/CN105988280A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101360874A (en) * | 2005-07-29 | 2009-02-04 | 埃鲁麦那提有限责任公司 | Dual pressure inflatable structure and method |
| CN204009342U (en) * | 2014-07-24 | 2014-12-10 | 深圳市白雪投影显示技术有限公司 | A kind of bleeder ball curtain |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777986A (en) * | 2019-10-21 | 2020-02-11 | 南宁职业技术学院 | Assembly type combined frame of decorative component and mounting method thereof |
| CN110777986B (en) * | 2019-10-21 | 2021-04-23 | 南宁职业技术学院 | Assembly type combined frame of decorative component and mounting method thereof |
| CN110928111A (en) * | 2019-12-18 | 2020-03-27 | 东北石油大学 | Inflatable portable photographic reflector |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161005 |