CN203225028U - Dome-screen projection system based on fisheye projection lens - Google Patents
Dome-screen projection system based on fisheye projection lens Download PDFInfo
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- CN203225028U CN203225028U CN 201320202620 CN201320202620U CN203225028U CN 203225028 U CN203225028 U CN 203225028U CN 201320202620 CN201320202620 CN 201320202620 CN 201320202620 U CN201320202620 U CN 201320202620U CN 203225028 U CN203225028 U CN 203225028U
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Abstract
The utility model discloses a dome-screen projection system based on a fisheye projection lens. The dome-screen projection system comprises a hard seamless projection dome which is connected with a projection lens of a projector arranged inside a base of the projection system, as well as a host computer and a display which are arranged inside the base and at a side surface of the base respectively. The projector lens is the fisheye projection lens; the display is a touch screen display; two video signal input ports of the projector are connected with a host computer video output port and a power supply/external-connection equipment interface respectively; one path of host computer video signal output end is connected with the touch screen display, and the other path of host computer video signal output end is connected with the fisheye projection lens; and the host computer is connected with a flat computer so as to form a wireless network. Based on imaging characteristics of the fisheye projection lens, dome-screen display effect can be realized; and further, touch control and remote wireless control operation can be performed on the host computer through the flat computer and the touch screen, and therefore, the problem of view blocking of the operation staff can be solved.
Description
Technical field
The utility model relates to a kind of ball curtain projection system based on pearl eye projection lens shadow casting technique and controlled in wireless technology, is a kind of ball curtain projection system based on pearl eye projection lens specifically.Utilize panel computer that main frame is carried out far distance controlled, realize this system is carried out remote-controlled operation.
Background technology
In the geographical course teaching of China middle and primary schools, all be to adopt the teaching equipments such as terrestrial globe of function singleness to impart knowledge to students, the teacher lectures a knowledge point just needs a different equipment, and plant factor is low, and be difficult to cause student's interest, teaching efficiency is had a greatly reduced quality.
The present disclosed ball curtain demo system that has the radio keyboard mouse mode to realize Long-distance Control, but operating personnel are far apart from display screen, are difficult to see clearly image content, also are difficult to exactly each function button accurately be operated.
Summary of the invention
In view of above-mentioned present situation, the utility model provides a kind of ball curtain projection system based on pearl eye projection lens, utilizes the imaging characteristics of pearl eye projection lens, the picture of special processing is projected on the seamless inner projection ball, to reach the ball screen display effect.In addition, also can utilize panel computer that main frame is carried out far distance controlled, realize this system is carried out remote-controlled operation, solve the problem that operating personnel stop observer's sight line.
Technical solution of the present utility model is: a kind of ball curtain projection system based on pearl eye projection lens, comprise the seamless projection ball of hard, the projection lens of the projector that the seamless projection ball of this hard is interior with being installed in the optical projection system base is connected, and the main frame, the display that arrange; Wherein said projector lens is pearl eye projection lens; Described display is touch-screen display; Two input ports of described projector vision signal are connected with main frame video-out port and power supply, interfaces for external devices respectively; Described main frame VT one tunnel is connected with touch-screen display, and another road is connected with the pearl eye projection lens of projector, and this main frame and panel computer connect to form wireless network.Realize communicating by letter between panel computer and main frame, on panel computer, can finish remote control function.If be used in the teaching, the teacher can hand panel computer and in any position in classroom displaying contents be operated.
In this was novel, related pearl eye projection lens field angle scope was the 180-200 degree.Can satisfy picture and be full of projection ball's curtain fully.
In this is novel, be respectively equipped with adjusting window and back adjusting window in two sides of described optical projection system base.
The main frame of this novel indication is mini main frame.Can the enhancing system operation stability and reduce bulk.
The projector of this novel indication preferably adopts education type projector.
The touch-screen display of this novel indication adopts 10.4 inch 5 line resistance screen.
The good effect that the utlity model has is: utilize the imaging characteristics of pearl eye projection lens, the picture of special processing is projected on the seamless inner projection ball, to reach the ball screen display effect.In addition, by panel computer main frame is carried out far distance controlled, realize this system is carried out remote-controlled operation, solved the problem that operating personnel stop observer's sight line.In addition, various geography, astronomy and other subject knowledges can dynamically reproduce in this system, and can simulate the various motion processes of various geographical phenomenons and celestial body, celestial body.
Description of drawings
Fig. 1 is this novel synoptic diagram;
Fig. 2 is Fig. 1 left view.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
See a kind of ball curtain projection system based on pearl eye projection lens shown in Fig. 1,2, comprise optical projection system base 11 and go up the louvre 8 that distributes, with the windy fan combined ventilating cooling system (meaning not shown in the figures) that adopts.At described optical projection system base 11 tops the seamless projection ball 4 of hard is housed, touch-screen display 6 is equipped with in the side, and this touch-screen display 6 is connected with another VT of main frame 1, closely this system is observed and operates for operating personnel.Described hard is seamless projection ball 4 is connected with the pearl eye projection lens 2 of projector 3 in being installed in optical projection system base 11, by pearl eye projection lens, the projection signal of projector 3 is projected formation ball curtain bandwagon effect in the projection ball through pearl eye projection lens 2.Be provided with main frame 1 in described optical projection system base 11, this main frame 1 is formed wireless network with panel computer 5 by wireless connections.Therefore, utilize panel computer as the radio operation terminal, require processing speed very fast, handled easily is realized the Long-distance Control to main frame 1, shows the content on the touch-screen display 6 in real time.Present embodiment two input ports of described projector 3 vision signals (meaning not shown in the figures) are connected with main frame 1 video-out port and power supply, interfaces for external devices 9 respectively, and the function of external audio-video signal and external memory device is provided.And embodiment in, described main frame 1 VT one tunnel is connected with touch-screen display 6, the confession operating personnel closely this system is observed and operates; Another road is connected with the pearl eye projection lens 2 of projector 3.Present embodiment also is included in to be respectively equipped with on the described optical projection system base 11 regulates window 7 and back adjusting window 12.Be full of projection ball's curtain fully in order to satisfy picture, the pearl eye projection lens 2 field angle scopes of present embodiment should be the 180-200 degree.Disposed boombox 10 at optical projection system base 11.There is cooling system the described ball curtain projection system of present embodiment inside, by the cooling of ventilating of the louvre 8 on the optical projection system base 11, the long-time steady operation of assurance system.
Main frame and projector are installed in optical projection system base inside, and main frame video output signals end is connected with projector video input signals end.
Present embodiment is at the special ball curtain software of main frame 1 inner installation, outputs to projector and carries out the demonstration of ball curtain.
In the present embodiment, also disposed external storage device interface, network communication interface, audio frequency, video device interface (meaning not shown in the figures).
The hard of present embodiment is seamless, and projection ball's diameter dimension is 660mm, greatest diametrical dimension 1500mm.
In above-mentioned, the communication mode that described panel computer 5 and main frame are 1 is the wireless remote control mode, and the user can hand panel computer the main frame displaying contents is monitored and realize Long-distance Control.
In above-mentioned, described panel computer utilizes wireless interconnection technology that main frame is carried out Long-distance Control by remote control software.
In above-mentioned, pearl eye projection lens is installed on the three-dimensional adjusting mechanism, so that focal length, the accurate adjustment of target surface position.
In above-mentioned, there is cooling system described ball curtain projection system inside, by the cooling of ventilating of the louvre on the optical projection system base, the long-time steady operation of assurance system.
Claims (3)
1. the ball curtain projection system based on pearl eye projection lens comprises the seamless projection ball of hard, and the projection lens of the projector that the seamless projection ball of this hard is interior with being installed in the optical projection system base is connected, and the main frame, the display that arrange; It is characterized in that described projector lens is pearl eye projection lens (2); Described display is touch-screen display (6); Two input ports of described projector (3) vision signal are connected with main frame (1) video-out port and power supply, interfaces for external devices (9) respectively; Described main frame (1) VT one tunnel is connected with touch-screen display (6), and another road is connected with the pearl eye projection lens (2) of projector (3), and this main frame (1) connects to form wireless network with panel computer (5).
2. the ball curtain projection system based on pearl eye projection lens according to claim 1 is characterized in that, described pearl eye projection lens (2) field angle scope is the 180-200 degree.
3. the ball curtain projection system based on pearl eye projection lens according to claim 1 is characterized in that, is respectively equipped with at described optical projection system base (11) and regulates window (7) and back adjusting window (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320202620 CN203225028U (en) | 2013-04-22 | 2013-04-22 | Dome-screen projection system based on fisheye projection lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320202620 CN203225028U (en) | 2013-04-22 | 2013-04-22 | Dome-screen projection system based on fisheye projection lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203225028U true CN203225028U (en) | 2013-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320202620 Expired - Lifetime CN203225028U (en) | 2013-04-22 | 2013-04-22 | Dome-screen projection system based on fisheye projection lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203225028U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652587A (en) * | 2017-03-07 | 2017-05-10 | 苏州育龙科教设备有限公司 | Digital dome demonstration platform system |
| CN107248328A (en) * | 2017-08-08 | 2017-10-13 | 苏州育龙科教设备有限公司 | Multimedia projection systems |
| US11803110B2 (en) | 2021-04-14 | 2023-10-31 | Coretronic Corporation | Projection device |
-
2013
- 2013-04-22 CN CN 201320202620 patent/CN203225028U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652587A (en) * | 2017-03-07 | 2017-05-10 | 苏州育龙科教设备有限公司 | Digital dome demonstration platform system |
| CN107248328A (en) * | 2017-08-08 | 2017-10-13 | 苏州育龙科教设备有限公司 | Multimedia projection systems |
| US11803110B2 (en) | 2021-04-14 | 2023-10-31 | Coretronic Corporation | Projection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 165, middle section of Hebei Avenue, seaport area, Qinhuangdao, Hebei Province Patentee after: Qinhuangdao audio-visual Machinery Research Institute Co.,Ltd. Address before: No. 165, middle section of Hebei Avenue, seaport area, Qinhuangdao, Hebei Province Patentee before: QINHUANGDAO AUDIO-VISUAL MACHINERY Research Institute |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131002 |