CN113096459A - Three-dimensional display device of plant specimen - Google Patents
Three-dimensional display device of plant specimen Download PDFInfo
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- CN113096459A CN113096459A CN202110413333.7A CN202110413333A CN113096459A CN 113096459 A CN113096459 A CN 113096459A CN 202110413333 A CN202110413333 A CN 202110413333A CN 113096459 A CN113096459 A CN 113096459A
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- projection
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- stereoscopic
- flexible projection
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- 241000196324 Embryophyta Species 0.000 title claims abstract description 31
- 238000004804 winding Methods 0.000 claims abstract description 59
- 238000005096 rolling process Methods 0.000 claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 238000011160 research Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/50—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
- G02B30/52—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels the 3D volume being constructed from a stack or sequence of 2D planes, e.g. depth sampling systems
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a plant specimen stereoscopic display device, which comprises a stereoscopic projection screen and a plurality of projection sources, wherein the stereoscopic projection screen is in an inverted multi-prismatic table shape, the stereoscopic projection screen is formed by splicing at least four flexible projection films, the flexible projection films are separated from each other, the bottom ends of the flexible projection films are fixed to the periphery of a fixed disc, the top ends of the flexible projection films are connected into a winding disc, and a winding device is arranged in the winding disc; the fixed disc is fixed on a mounting plate, the projection sources correspond to the flexible projection films one to one, the projection sources surround the fixed disc and are fixed on the mounting plate, and a storage module, a power supply module and a control module are arranged in the mounting plate; still include the support frame, the support frame is used for supporting the rolling dish, the support frame can dismantle be connected to the top of rolling dish. When need not the use, with flexible projection membrane rolling to rolling dish in, greatly reduced the volume of this device, convenient storage.
Description
Technical Field
The invention relates to the field of botany, in particular to a three-dimensional display device for a plant specimen.
Background
In the research of botany, the plant specimen is the best choice for knowing the appearance of the plant, and the existing plant specimen is stored in a sealed way after being dried by air or is stored by being soaked in a specimen liquid. However, the three-dimensional shape and color of the air-dried plant specimen are changed, so that the observation and study are difficult; the soaked plant specimen also has great change in appearance, occupies a large space and is not beneficial to mass storage.
With the rapid development of electronic technology, many storage devices such as computers are used to store some pictures, so as to perform learning research. Although the method has higher reduction degree on the color and the shape of the plant, the image observation intuition is poorer, and the integral appearance of the plant is difficult to carry out the three-dimensional imagination; the traditional holographic projection device is large in size and inconvenient to store.
Therefore, a new type of plant specimen display device is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a novel technical scheme for three-dimensional display of a plant specimen.
According to a first aspect of the invention, a plant specimen stereoscopic display device is provided, which comprises a stereoscopic projection screen and a plurality of projection sources, wherein the stereoscopic projection screen is in an inverted polygon frustum shape, the stereoscopic projection screen is formed by splicing at least four flexible projection films, the flexible projection films are separated from each other, the bottom ends of the flexible projection films are fixed to the periphery of a fixed disc, the top ends of the flexible projection films are connected into a winding disc, and a winding device is arranged in the winding disc; the fixed disc is fixed on a mounting plate, the projection sources correspond to the flexible projection films one to one, the projection sources surround the fixed disc and are fixed on the mounting plate, and a storage module, a power supply module and a control module are arranged in the mounting plate; still include the support frame, the support frame is used for supporting the rolling dish, the support frame can dismantle be connected to the top of rolling dish.
According to the scheme, when the flexible projection film is not needed to be used, the flexible projection film is wound into the winding disc, so that the winding disc is arranged downwards close to the mounting plate, the size of the device is greatly reduced, and the device is convenient to store; if the three-dimensional display is needed, the winding disc is supported by the support frame after the flexible projection film is pulled out, and the surrounding projection sources are opened, so that the observation can be carried out.
Preferably, the winding device comprises a plurality of winding shafts, the flexible projection film is wound on the winding shafts, and the winding shafts are driven by a driving machine to wind the flexible projection film.
According to the scheme, when the flexible projection film winding device is used, the winding disc is pulled upwards to pull out the flexible projection film; after the flexible projection film is used, the driver drives the winding shaft to rotate, so that the flexible projection film is wound, and the flexible projection film is convenient to use.
Preferably, the heads and the tails of the winding shafts are sequentially meshed through bevel gears, and the driving machine drives one of the circumferential winding shafts to rotate.
Through this scheme, just can drive the rotation of all rolling axles through a driving machine, and the direction of rotation is unanimous, realizes rolling and releasing simultaneously of all flexible projection membranes.
Preferably, the tangent position of the flexible projection film and the winding shaft is positioned on the inner side surface of the winding shaft.
Through this scheme, guarantee that adjacent flexible projection membrane is opening the back, its side can press close to as far as possible.
Preferably, a first accommodating groove is formed in the mounting plate, the side length of the first accommodating groove is consistent with that of the winding disc, and the projection source is located in the first accommodating groove; the bottom of rolling dish is provided with the second holding tank, the rolling back flexible projection membrane and the fixed disk all is located in the second holding tank.
Through this scheme, after the rolling, the rolling dish can be accomodate completely to the mounting panel on, further reduces the volume of this device to convenient collection.
Preferably, the support frame comprises a transverse supporting rod and a longitudinal supporting plate, the transverse supporting rod is fixed to the top of the winding disc, a plurality of fixing holes are uniformly formed in the upper portion of the longitudinal supporting plate, and the transverse supporting rod is detachably connected to the fixing holes; indulge backup plate bottom protrusion and be provided with the fixed block, the fixed block can be dismantled and be connected to mounting panel one side.
Through this scheme, the horizontal stay bar can insert and support the rolling dish in the fixed orifices of indulging the fagging to can insert the horizontal stay bar in the different fixed orifices, with the height of adjusting flexible projection membrane, thereby adapt to the not co-altitude of different plants, better demonstrate.
Preferably, the mounting plate is provided with a third accommodating groove and a fourth accommodating groove which are respectively matched with the transverse supporting rod and the longitudinal supporting rod.
Through this scheme, guarantee to accomodate the surfacing of back mounting panel.
Preferably, one side of the mounting plate is hinged with an album.
Through this scheme, make this device can be like books, further make things convenient for study the sample of plant.
According to an embodiment of the present disclosure, this device structure is ingenious, can carry out the rolling to the stereoscopic projection curtain to greatly reduced holographic projection device's volume, the convenience is accomodate this device.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic structural view of a plant specimen stereoscopic display device according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of the plant specimen three-dimensional display device of fig. 1 after being stored.
Fig. 3 is a schematic structural diagram of the stereoscopic projection screen in fig. 1.
Fig. 4 is a schematic view of a connection structure of the take-up reel in fig. 3.
Fig. 5 is a schematic diagram of the structure at a in fig. 4.
Fig. 6 is a schematic view of the structure of the mounting plate of fig. 1.
Fig. 7 is a schematic structural view of the longitudinal strut in fig. 1.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Examples
As shown in fig. 1 to 7, the plant specimen stereoscopic display device in this embodiment includes a stereoscopic projection screen 1210 and a plurality of projection sources 1300, the stereoscopic projection screen 1210 is in an inverted polygon-truncated-pyramid shape, the stereoscopic projection screen 1210 is formed by splicing at least four flexible projection films 1211, the flexible projection films 1211 are separated from each other, the bottom ends of the flexible projection films 1211 are fixed to the periphery of a fixed disk 1240, the top ends of the flexible projection films 1210 are connected to a winding disk 1220, and a winding device is disposed in the winding disk 1220; the fixed disk 1240 is fixed on a mounting plate 1100, the projection sources 1300 correspond to the flexible projection membranes 1211 one to one, the projection sources 1300 are fixed on the mounting plate 1100 around the fixed disk 1240, and a storage module, a power supply module and a control module are arranged in the mounting plate 1100; the winding device further comprises a support frame 1400, wherein the support frame 1400 is used for supporting the winding disc 1220, and the support frame 1400 is detachably connected to the top of the winding disc 1220.
By the scheme of the embodiment, when the device is not needed, the flexible projection film 1211 is wound into the winding disc 1220 through the winding device, so that the winding disc 1220 is arranged close to the mounting plate 1100 downwards, the volume of the device is greatly reduced, and the device is convenient to store; if the stereoscopic display is needed, the winding disc 1220 is supported by the support frame 1400 after the flexible projection film 1211 is pulled out, and the projection sources 1300 around are opened, so that the observation can be performed.
The power module and the storage module in the embodiment are connected to the control module, the control module calls the pictures stored in the storage module and sends the pictures to the projection sources 1300, each projection source 1300 projects the pictures of the plant specimen at different angles, and after the pictures are projected onto the three-dimensional projection screen 1210, three-dimensional projection is formed, so that study and research are facilitated; the control module is provided with an input device, such as a button 1120, by which a group of pictures of different plant specimens is called up to be sent to the projection source 1300 for displaying different angles or different plant specimens.
In this embodiment or other embodiments, the winding device includes a plurality of winding shafts 1230, the flexible projection film 1211 is wound onto the winding shafts 1230, the winding shafts 1230 are driven by a driving machine 1231 to wind the flexible projection film 1211, and when in use, the winding disc 1220 is pulled upwards to pull out the flexible projection film 1211; after use, the driver 1231 drives the winding shaft 1230 to rotate, so as to wind the flexible projection film 1211, which is convenient for use.
The flexible projection films 1211 have a trapezoid shape, the side edges of the adjacent flexible projection films 1211 are close to each other, the gap between the flexible projection films 1211 can be reduced when the flexible projection films 1211 are pulled up, so that the viewing effect is improved, the transparency of the flexible projection films 1211 is about 90%, the light projected to the surface can be diffused and reflected, and the image appearing in the stereoscopic space can be seen.
The projection source 1300 in this embodiment is an lcos micro projection display module, has the characteristics of small volume, focusing and clear image, and can adapt to the characteristic of small volume in the device.
In this embodiment or other embodiments, mounting panel 1100 one side articulates there is the album, and mounting panel 1100 can be folded to the album along the articulated shaft, makes this device can be like books (as shown in fig. 2), further conveniently study the sample of plant, and it is more convenient to use, and conveniently demonstrates more information.
In this embodiment or other embodiments, the heads and the tails of the winding shafts 1230 are sequentially engaged through bevel gears 1232, the driver 1231 drives one of the winding shafts 1230 to rotate, and the rotation directions of all the winding shafts 1230 can be driven by only one driver 1231, so that all the flexible projection films 1211 can be wound and released simultaneously.
In this embodiment or other embodiments, the tangent position of the flexible projection film 1211 and the winding shaft 1230 is located on the inner side surface of the winding shaft 1230, so that the side edges of the adjacent flexible projection films 1211 can be close to each other as much as possible after being opened, the integrity of the stereoscopic projection screen 1210 is maintained, and the viewing is prevented from being influenced by a large gap.
In this embodiment or other embodiments, a first receiving groove 1110 is disposed on the mounting plate 1100, a side length of the first receiving groove 1110 is consistent with that of the wind-up reel 1220, and the projection source 1300 is located in the first receiving groove 1110; the bottom of rolling dish 1220 is provided with second holding tank 1221, after the rolling flexible projection membrane 1211 and fixed disk 1240 all is located in second holding tank 1221, after the rolling, rolling dish 1220 can accomodate completely to the first holding tank 1110 of mounting panel 1100 in, further reduces the volume of this device to convenient collection.
In this embodiment or other embodiments, the supporting frame 1400 includes a transverse supporting rod 1410 and a longitudinal supporting plate 1420, the transverse supporting rod 1410 is fixed to the top of the winding disc 1220, a plurality of fixing holes 1421 are uniformly formed in the upper portion of the longitudinal supporting plate 1420, the transverse supporting rod 1410 is detachably connected to the fixing holes 1421, and the fixing holes 1421 are vertically arranged, so that the length of the flexible projection film 1211 drawn out can be adjusted; the bottom of the longitudinal support plate 1420 is protruded with a fixing block 1422, and the fixing block 1422 is detachably connected to one side of the mounting plate 1100 (for example, an insertion hole is formed in the mounting plate 1100, and the fixing block 1422 is inserted into the insertion hole and fixed).
The transverse supporting rod 1410 can be inserted into the fixing holes 1421 of the longitudinal supporting plates 1420 to support the winding disc 1220, and the transverse supporting rod 1410 can be inserted into different fixing holes 1421 to finely adjust the height of the flexible projection film 1211, so that the flexible projection film is suitable for different heights of different plants or different parts of the same specimen to be displayed better.
In this embodiment or other embodiments, the mounting plate 1100 is provided with a third receiving groove 1130 and a fourth receiving groove 1140 respectively matching with the horizontal support rod 1410 and the vertical support plate 1420, so as to ensure that the surface of the mounting plate 1100 is smooth after being received.
When the device is used, the mounting plate 1100 is opened from an album, the vertical support plate 1420 is taken out, the transverse support rod 1410 is grasped to lift the winding disc 1220, the flexible projection membrane 1211 is pulled out to a proper height, the transverse support rod 1410 is inserted into the fixing hole 1421 to be fixed, different picture groups are called and sent to the projection source 1300 to be projected through adjustment of the button 1120, and study and research are carried out.
After the use, the projection source 1300 is closed, the longitudinal support plate 1420 is pulled out and placed in the fourth receiving groove, the driving machine 1231 is started, the handheld transverse support rod 1410 descends slowly, the winding shaft 1230 rotates to wind the flexible projection film 1211 until the winding disc 1220 is completely received in the first receiving groove 1110, the collection is completed, and the mounting plate 1100 is combined to the album 2000.
According to this embodiment, this device structure is ingenious, can carry out the rolling to three-dimensional projection curtain 1210 to greatly reduced holographic projection device's volume, the convenience is accomodate this device.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (8)
1. A plant specimen stereoscopic display device comprises a stereoscopic projection screen and a plurality of projection sources, and is characterized in that the stereoscopic projection screen is in an inverted multi-prismatic table shape, the stereoscopic projection screen is formed by splicing at least four flexible projection films, the flexible projection films are separated from each other, the bottom ends of the flexible projection films are fixed to the periphery of a fixed disc, the top ends of the flexible projection films are connected into a winding disc, and a winding device is arranged in the winding disc; the fixed disc is fixed on a mounting plate, the projection sources correspond to the flexible projection films one to one, the projection sources surround the fixed disc and are fixed on the mounting plate, and a storage module, a power supply module and a control module are arranged in the mounting plate; still include the support frame, the support frame is used for supporting the rolling dish, the support frame can dismantle be connected to the top of rolling dish.
2. The stereoscopic display device for plant specimens according to claim 1, wherein the winding device comprises a plurality of winding shafts, the flexible projection film is wound on the winding shafts, and the winding shafts are driven by a driving machine to wind the flexible projection film.
3. The stereoscopic plant specimen display device according to claim 2, wherein the heads and the tails of the winding shafts are sequentially engaged through bevel gears, and the driving machine drives one of the winding shafts to rotate.
4. The stereoscopic display device of claim 3, wherein the flexible projection film is tangent to the take-up shaft and is located on the inner side surface of the take-up shaft.
5. The stereoscopic plant specimen display device according to claim 1, wherein a first accommodating groove is arranged on the mounting plate, the side length of the first accommodating groove is consistent with that of the winding disc, and the projection source is positioned in the first accommodating groove; the bottom of rolling dish is provided with the second holding tank, the rolling back flexible projection membrane and the fixed disk all is located in the second holding tank.
6. The stereoscopic display device for plant specimens according to claim 1, wherein the supporting frame comprises a transverse supporting rod and a longitudinal supporting plate, the transverse supporting rod is fixed to the top of the winding disc, a plurality of fixing holes are uniformly formed in the upper portion of the longitudinal supporting plate, and the transverse supporting rod is detachably connected to the fixing holes; indulge backup plate bottom protrusion and be provided with the fixed block, the fixed block can be dismantled and be connected to mounting panel one side.
7. The stereoscopic display apparatus for plant specimens according to claim 6, wherein the mounting plate is provided with a third receiving groove and a fourth receiving groove respectively matched with the horizontal supporting rod and the vertical supporting rod.
8. The plant specimen stereoscopic display device of claim 1, wherein one side of the mounting plate is hinged with an album.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413333.7A CN113096459A (en) | 2021-04-16 | 2021-04-16 | Three-dimensional display device of plant specimen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413333.7A CN113096459A (en) | 2021-04-16 | 2021-04-16 | Three-dimensional display device of plant specimen |
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| CN113096459A true CN113096459A (en) | 2021-07-09 |
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| CN202110413333.7A Pending CN113096459A (en) | 2021-04-16 | 2021-04-16 | Three-dimensional display device of plant specimen |
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| US20140049448A1 (en) * | 2011-09-23 | 2014-02-20 | 360Brandvision, Inc. | Device and method for omnidirectional image display |
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| WO2016136067A1 (en) * | 2015-02-27 | 2016-09-01 | 日本電気株式会社 | Exhibiting device and exhibiting method |
| CN209231699U (en) * | 2019-01-14 | 2019-08-09 | 郑州雅当科技有限公司 | A kind of holographic projector of assembling easy to disassemble |
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| CN210954598U (en) * | 2019-12-26 | 2020-07-07 | 成都师范学院 | Library's 3D projection curtain |
| CN111739448A (en) * | 2020-07-29 | 2020-10-02 | 深圳宏伟时代自控有限公司 | Intelligent building demonstrates and uses 3D projection arrangement with adjustable sand table |
| CN112051706A (en) * | 2020-10-19 | 2020-12-08 | 广州众智教育咨询有限公司 | Culture propagation exhibition 3D holographic projection equipment for show convenient to installation is maintained |
| CN112133231A (en) * | 2020-10-21 | 2020-12-25 | 广州众智教育咨询有限公司 | Culture propagation exhibition 3D holographic projection equipment for show convenient to remove |
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- 2021-04-16 CN CN202110413333.7A patent/CN113096459A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120075697A1 (en) * | 2010-09-23 | 2012-03-29 | Astill Todd M | Screen assembly for simulator |
| US20140049448A1 (en) * | 2011-09-23 | 2014-02-20 | 360Brandvision, Inc. | Device and method for omnidirectional image display |
| CN203982070U (en) * | 2014-07-10 | 2014-12-03 | 厦门理工学院 | Holographic projector that can automatic lifting |
| WO2016136067A1 (en) * | 2015-02-27 | 2016-09-01 | 日本電気株式会社 | Exhibiting device and exhibiting method |
| CN209231699U (en) * | 2019-01-14 | 2019-08-09 | 郑州雅当科技有限公司 | A kind of holographic projector of assembling easy to disassemble |
| CN210954598U (en) * | 2019-12-26 | 2020-07-07 | 成都师范学院 | Library's 3D projection curtain |
| CN111312117A (en) * | 2020-03-02 | 2020-06-19 | 山东百特展览工程有限公司 | Multimedia three-dimensional imaging display wall |
| CN111739448A (en) * | 2020-07-29 | 2020-10-02 | 深圳宏伟时代自控有限公司 | Intelligent building demonstrates and uses 3D projection arrangement with adjustable sand table |
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Application publication date: 20210709 |