CN204117491U - A kind of teaching globe - Google Patents
A kind of teaching globe Download PDFInfo
- Publication number
- CN204117491U CN204117491U CN201420562278.3U CN201420562278U CN204117491U CN 204117491 U CN204117491 U CN 204117491U CN 201420562278 U CN201420562278 U CN 201420562278U CN 204117491 U CN204117491 U CN 204117491U
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- globe
- led
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- sphere
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Abstract
The utility model discloses a kind of teaching globe, comprise globe sphere, support and base, globe sphere is coupling at the two ends of support, Bracket setting is on base, feature is globe sphere is printing opacity spheroid, supporting sephere is provided with one heart in globe sphere, supporting sephere is fixedly connected with globe sphere, the outside surface of supporting sephere is circumferentially arranged at intervals with many LED, power supply is provided with in base, many LED is electrically connected by electric wire with power supply, support and base is arranged respectively the cabling chamber that supply lines passes through.Its advantage is in the globe sphere of printing opacity, arrange a supporting sephere with one heart, the outside surface of supporting sephere is circumferentially arranged at intervals with many LED, by establishing the luminescence of LED, by lit transmissive on globe sphere, the state round the clock of simulation earth thing hemisphere under sunlight, make the direct feel of student than stronger, be convenient to understanding and the memory of knowledge.
Description
Technical field
The utility model relates to a kind of teaching aid, especially relates to a kind of teaching globe.
Background technology
Pupil and the study of junior-senior high school life to the earth and universe knowledge acquire a certain degree of difficulty, therefore in geographical teaching, teacher is usually by the terrestrial globe simulation earth, simulated solar is carried out with pointolite (as electric torch, candle etc.), (half of the earth is illuminated by sunshine the origin cause of formation of phenomenon of understanding on the earth to make student that day alternates with night intuitively, the half illuminated is exactly daytime, and the half be not illuminated is exactly night, adds that the rotation of the earth just defines the phenomenon that day alternates with night).
Above-mentioned simulation teching technology has following defect: 1, fastidious to experimental situation, makees experiment needs and draws the curtain together, found light dark situation in classroom; 2, owing to adopting pointolite to irradiate, illumination is uneven in globe surface intensity distributions, causes the optical contrast ratio of two hemisphere round the clock not obvious.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of directly perceived, lively and teaching globe that teaching efficiency is good.
The utility model solves the problems of the technologies described above adopted technical scheme:
A kind of teaching globe, comprise globe sphere, support and base, described globe sphere is coupling at the two ends of described support, described Bracket setting is on described base, described globe sphere is printing opacity spheroid, supporting sephere is provided with one heart in described globe sphere, described supporting sephere is fixedly connected with described globe sphere, the outside surface of described supporting sephere is circumferentially arranged at intervals with many LED, power supply is provided with in described base, many LED is electrically connected by electric wire with described power supply, described support and described base arrange the cabling chamber passed through for described electric wire respectively.
The position of described supporting sephere just to the every bar warp on described globe sphere is provided with the LED described in.LED is arranged on the position just to the every bar warp on globe sphere, and during circuit turn-on, hemisphere is lighted by the LED longitudinally arranged under light source irradiation.
Described LED is made up of multiple LED luminescence unit, and described LED luminescence unit comprises LED and the photoresistance of series connection, and multiple LED luminescence unit is connected in parallel.During teaching, only need to irradiate globe sphere by ordinary light source, receive the photoresistance of light signal by circuit turn-on, LED is luminous, will be lighted by the half of the ball of light source irradiation, and a hemisphere of the simulation earth is daytime, and another hemisphere is night.
Described photoresistance is infrared ray photoresistance.Infrared transmitter is coordinated to use.
The width of described LED is 0.2mm-0.5mm.The width of light bar is arranged in the scope of 0.2mm-0.5mm, and because the top of warp and bottom are gathered, the light bar of this width is convenient to install, avoid LED the top of supporting sephere and bottom stacking in a jumble.
Described LED is red-light LED or yellow light LED.Adopt ruddiness or yellow light LED, when LED is luminous, form sharp contrast with white light, strengthen direct feel, therefore this terrestrial globe is lower to the requirement of light source in environment, is applicable to use in various environment.
Described support comprises arc support and is arranged on the upper coupling shaft at described arc support two ends and lower coupling shaft, the two ends up and down of described globe sphere are coupling respectively on described upper coupling shaft and lower coupling shaft, the lower end of described arc connecting portion is provided with mounting groove, described base is provided with the erection column matched with described mounting groove, described erection column stretches into described mounting groove and is fixed on described base by described support.Support and base are fixed installation by the cooperation of erection column and mounting groove, and structure is simple, easy installation and removal.
During concrete use, infrared ray is launched to globe sphere by infrared transmitter, infrared ray photoresistance senses infrared ray, now circuit turn-on, LED is luminous, LED is transmitted by the globe sphere of printing opacity, is lighted by the hemisphere shined upon under state, and the hemisphere do not illuminated with the back side forms sharp contrast.
Compared with prior art, the utility model has the advantage of: a supporting sephere is set with one heart in the globe sphere of printing opacity, the outside surface of supporting sephere is circumferentially arranged at intervals with many LED, by being arranged on the luminescence of the LED on supporting sephere, by lit transmissive on globe sphere, the state round the clock of simulation earth thing hemisphere under sunlight, during due to LED luminescence, its light intensity is larger, make the terrestrial globe of this structure be suitable for any environment and obvious optical contrast ratio can be formed at two hemisphere, cause the direct feel of student than stronger, be convenient to understanding and the memory of knowledge, LED is arranged on supporting sephere, and supporting sephere is fixedly installed in the globe sphere of printing opacity, and in the non-luminous situation of LED, LED can not cause and block the pattern on globe sphere, word, is convenient to daily common teaching, support and base are provided with the cabling chamber that supply lines passes through, LED is connected with the power electric be arranged in base through this cabling chamber by electric wire, by cabling chamber, electric wire is hidden in wherein, protection is formed to electric wire, make the overall better appearance of terrestrial globe simultaneously.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present utility model;
Fig. 2 is partial cross structural representation of the present utility model;
Fig. 3 is the structural representation of the first spheroid in the utility model;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is sectional structure schematic diagram of the present utility model;
Fig. 6 is the structural representation of LED in utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Embodiment one: as shown in Figures 1 to 6, a kind of teaching globe, comprise globe sphere 1, support 3 and base 4, globe sphere 1 is coupling at the two ends of support 3, support 3 is arranged on base 4, globe sphere 1 is printing opacity spheroid, supporting sephere 5 is provided with one heart in globe sphere 1, supporting sephere 5 is fixedly connected with globe sphere 1, the outside surface of supporting sephere 5 is circumferentially arranged at intervals with many LED 6, power supply (not shown) is provided with in base 4, many LED 6 is electrically connected by electric wire (not shown) with power supply, support 3 and base 4 are arranged respectively the cabling chamber (not shown) that supply lines passes through.
In this particular embodiment, supporting sephere 5 is just provided with a LED 6 on the position of the every bar warp on globe sphere 1.LED 6 is arranged on the position just to the every bar warp on globe sphere 1, and during circuit turn-on, hemisphere is lighted by the LED 6 longitudinally arranged under light source irradiation.
In this particular embodiment, LED 6 is made up of multiple LED luminescence unit, and LED luminescence unit comprises LED 62 and the photoresistance 63 of series connection, and multiple LED luminescence unit is connected in parallel.During teaching, only need to irradiate globe sphere 1 by ordinary light source, receive the photoresistance 63 of light signal by circuit turn-on, LED 62 is luminous, will be lighted by the half of the ball of light source irradiation, and simulation earth hemisphere is daytime, and another hemisphere is night.
In this particular embodiment, photoresistance 63 is infrared ray photoresistance.Infrared transmitter is coordinated to use.
In this particular embodiment, the width L of LED 6 is 0.2mm-0.5mm.The width of light bar is set to 0.2mm, and because the top of warp and bottom are gathered, the light bar of this width is convenient to install, avoid LED 6 the top of supporting sephere 5 and bottom stacking in a jumble.
In this particular embodiment, LED 62 is red-light LED or yellow light LED.Adopt ruddiness or yellow light LED, when LED 62 is luminous, form sharp contrast with white light, strengthen direct feel, therefore this terrestrial globe is lower to the requirement of light source in environment, is applicable to use in various environment.
In this particular embodiment, support 3 comprises arc support 31 and is arranged on the upper coupling shaft 32 at arc support 31 two ends and lower coupling shaft 33, the two ends up and down of globe sphere 1 are coupling respectively on upper coupling shaft 32 and lower coupling shaft 33, the lower end of arc connecting portion 31 is provided with mounting groove 311, base 4 is provided with the erection column 41 matched with mounting groove 311, erection column 41 stretches into mounting groove 311 and is fixed on base 4 by support 3.Support 3 and base 4 are fixed installation by the cooperation of erection column 41 and mounting groove 311, and structure is simple, easy installation and removal.
During concrete use, infrared ray is launched to globe sphere 1 by infrared transmitter, infrared ray photoresistance senses infrared ray, now circuit turn-on, LED 62 is luminous, LED 62 is transmitted by the globe sphere 1 of printing opacity, is lighted by the hemisphere shined upon under state, and the hemisphere do not illuminated with the back side forms sharp contrast.
Embodiment two: other parts are identical with embodiment one, its difference is that the width L of LED 6 is 0.5mm.The light bar of this width is convenient to install, avoid LED 6 the top of supporting sephere 5 and bottom stacking in a jumble.
Claims (7)
1. a teaching globe, comprise globe sphere, support and base, described globe sphere is coupling at the two ends of described support, described Bracket setting is on described base, it is characterized in that described globe sphere is printing opacity spheroid, supporting sephere is provided with one heart in described globe sphere, described supporting sephere is fixedly connected with described globe sphere, the outside surface of described supporting sephere is circumferentially arranged at intervals with many LED, power supply is provided with in described base, many LED is electrically connected by electric wire with described power supply, described support and described base arrange the cabling chamber passed through for described electric wire respectively.
2. a kind of teaching globe as claimed in claim 1, is characterized in that the LED position of described supporting sephere just to the every bar warp on described globe sphere is provided with described in.
3. a kind of teaching globe as claimed in claim 1, is characterized in that described LED is made up of multiple LED luminescence unit, and described LED luminescence unit comprises LED and the photoresistance of series connection, and multiple LED luminescence unit is connected in parallel.
4. a kind of teaching globe as claimed in claim 3, is characterized in that described photoresistance is infrared ray photoresistance.
5. a kind of teaching globe as claimed in claim 1, is characterized in that the width of described LED is 0.2mm-0.5mm.
6. a kind of teaching globe as claimed in claim 3, is characterized in that described LED is red-light LED or yellow light LED.
7. a kind of teaching globe as claimed in claim 1, it is characterized in that described support comprises arc support and is arranged on the upper coupling shaft at described arc support two ends and lower coupling shaft, the two ends up and down of described globe sphere are coupling respectively on described upper coupling shaft and lower coupling shaft, the lower end of described arc connecting portion is provided with mounting groove, described base is provided with the erection column matched with described mounting groove, described erection column stretches into described mounting groove and is fixed on described base by described support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562278.3U CN204117491U (en) | 2014-09-28 | 2014-09-28 | A kind of teaching globe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562278.3U CN204117491U (en) | 2014-09-28 | 2014-09-28 | A kind of teaching globe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117491U true CN204117491U (en) | 2015-01-21 |
Family
ID=52334781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420562278.3U Expired - Fee Related CN204117491U (en) | 2014-09-28 | 2014-09-28 | A kind of teaching globe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204117491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373289A (en) * | 2017-08-02 | 2019-02-22 | 百润红科技有限公司 | Detachable lamp bracket |
| CN110070794A (en) * | 2019-05-13 | 2019-07-30 | 南京皮浪科技有限公司 | A kind of earth rotation movement apparatus for demonstrating |
-
2014
- 2014-09-28 CN CN201420562278.3U patent/CN204117491U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373289A (en) * | 2017-08-02 | 2019-02-22 | 百润红科技有限公司 | Detachable lamp bracket |
| CN110070794A (en) * | 2019-05-13 | 2019-07-30 | 南京皮浪科技有限公司 | A kind of earth rotation movement apparatus for demonstrating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20160928 |