CN203465890U - Lunar phase change demonstration instrument - Google Patents
Lunar phase change demonstration instrument Download PDFInfo
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- CN203465890U CN203465890U CN201320558564.8U CN201320558564U CN203465890U CN 203465890 U CN203465890 U CN 203465890U CN 201320558564 U CN201320558564 U CN 201320558564U CN 203465890 U CN203465890 U CN 203465890U
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- moon
- rotating shaft
- demonstration
- cover body
- periscope
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Abstract
Aiming to solve the problem that a demonstration instrument, which rarely exists in the prior art, can be used to demonstrate lunar phase changes well in the process of present middle and primary school physics teaching so that a demonstration effect of the teaching is greatly reduced, the utility model provides a lunar phase change demonstration instrument. The lunar phase change demonstration instrument comprises a base seat and a main disc. The center of the main disc is provided with a first rotating shaft, the main disc rotates taking the first rotating shaft as the center of a circle, the first rotating shaft is provided with a periscope, an outer side cover of the periscope is provided with a cover body, a top part of the cover body is provided with an observation hole right facing the periscope, a side wall of the cover body is provided with a reflective hole right facing the periscope, the main disc is provided with a moon simulation ball right facing the reflective hole, and the moon simulation ball rotates with rotation of the main disc. In the demonstration process of the lunar phase changes, the lunar phase changes can be directly observed through the observation hole at the top part of the cover body; the whole structure of the demonstration instrument is concise, the observation mode is simple and direct, and the demonstration effect is obvious; and the lunar phase change demonstration instrument is enormously benefit to performing physics teaching demonstration.
Description
Technical field
The utility model relates to teaching aid technical field, specifically, relates to a kind of moon phase transformation demonstration instrument.
Background technology
The moon, around earth movements, makes the sun, the earth, moon three's relative position change regularly a middle of the month.Because the moon itself is not luminous, and opaque, the part that the visible shinny part of the moon is reflected sunlight.The part ability reflected sunlight that only has the moon directly to be shined upon.We see that from different angles the moon is by the part of sun direct irradiation, the source of the phases of the moon that Here it is.The variation of the phases of the moon is followed successively by crescent (junior one) → crescent → moon at the first quarter (the seventh day of lunar month, the eighth day of lunar month) → gibbous moon → full moon (15,16) → gibbous moon → moon at the last quarter (22,23) → crescent → crescent.
The moon is around revolution of earth one week, and the phases of the moon, by the first day of the lunar month to north time interval of experiencing next time, in the cycle of front-month phase change, is called lunar month lunation.
In middle and primary schools' physics teaching, in order to allow student can understand the variation of the phases of the moon, be preferably by specific demonstrator and impart knowledge to students, and rarely have now a kind of demonstrator that can change for the phases of the moon preferably, greatly hindered the demonstration effect of teaching.
Utility model content
The utility model, in order to solve in the process of existing middle and primary schools physics teaching, owing to rarely having now a kind of demonstrator that can change for the phases of the moon preferably, has hindered the problem of the demonstration effect of teaching greatly, and a kind of moon phase transformation demonstration instrument is provided.
The technical matters of the required solution of the utility model, can be achieved through the following technical solutions:
A kind of moon phase transformation demonstration instrument, it is characterized in that, comprise: base, be arranged on the main disk on base, described main disk center is provided with the first rotating shaft, described main disk be take described the first rotating shaft as center of circle rotation, described the first rotating shaft is provided with a periscope, the outside of described periscope is covered with cover body, described cover body top is provided with a viewport over against described periscope, described faceshield side wall is provided with a reflective hole over against described periscope, described main disk is provided with the simulation of the moon over against a described reflective hole ball, described moon simulation ball rotates along with the rotation of described main disk.
In the utility model, described moon simulation ball is half black half white bead, by the variation of the black and white scale modeling phases of the moon observed.
In the utility model, described the first rotating shaft is provided with a periscope mount pad, described periscope is installed in described mount pad, described main disk axle center is provided with the first axis hole, described the first rotating shaft is through described the first axis hole, and the first axis hole is provided with the described mount pad of restriction and main disk spacing block set in relative rotation around.
Described mount pad has an installed surface horizontal by 45 degree, and described periscope is arranged on described installed surface.
Described cover body is hemispheric cover body, and described viewport is arranged on the center of circle, top of described hemispherical cover body, and described reflective hole is arranged in the spherical side wall of described hemispherical cover body.
Described cover body is provided with a plurality of erection columns, and described main disk is provided with the mounting hole of a plurality of correspondences, and described erection column inserts in described mounting hole.
In the utility model, the described moon simulation ball journal heart is provided with the second rotating shaft, described main disk is provided with the second axis hole, is provided with synchronous Rotational Cylindrical of rotating when main disk rotates in described the second axis hole, and described the second rotating shaft is plugged in described Rotational Cylindrical rotates under the driving of Rotational Cylindrical.
Between described main disk and base, be provided with phases of the moon demonstration disk, described the first rotating shaft is through the axle center of phases of the moon demonstration disk, described phases of the moon demonstration disk be take the first rotating shaft as axle center rotation, between the axle center of described the first rotating shaft and described Rotational Cylindrical, be provided with drive mechanism, the radius of described phases of the moon demonstration disk is greater than the radius of described main disk, and the edge of described phases of the moon demonstration disk is provided with the phases of the moon change pattern of whole circle.
Described Rotational Cylindrical is provided with the first gear, and the axle center of described phases of the moon demonstration disk is provided with the second gear, between described the first gear and the second gear, by least one gear, carries out indirect drive.
In the utility model, described base comprises base base portion, and described base base portion is provided with protruding installation portion, and described installation portion is provided with the mounting hole coordinating with the first rotating shaft, and described the first rotating shaft coordinates by grafting with described mounting hole.
Moon phase transformation demonstration instrument of the present utility model, compare with existing lunar phase demonstration instrument, without high, the baroque parts of the costs such as light fixture, projector equipment, in moon phase transformation demonstration process, viewport by cover body top can directly be observed the variation of the phases of the moon, and whole demonstrator structure is simplified, and view mode is simply direct, and demonstration successful, is conducive to the carrying out of physics teaching demonstration greatly.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is vertical view of the present utility model.
Fig. 3 is explosive view of the present utility model.
Embodiment
In order to make technological means of the present utility model, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Purport of the present utility model is, by in existing middle and primary schools Physics Learning process, the analysis of moon phase transformation demonstration demand, discovery is owing to rarely having now a kind of demonstrator that can change for the phases of the moon preferably, the problem that has greatly hindered the demonstration effect of teaching, provides a kind of moon phase transformation demonstration instrument to address the above problem by the utility model.
Referring to Fig. 1 to Fig. 3, moon phase transformation demonstration instrument of the present utility model, comprise base, other assemblies of main disk 2 and moon phase transformation demonstration instrument are installed on base, in the utility model, adopted a kind of preferably mode, base comprises base base portion 11, in present embodiment, adopted the pedestal base of three support leg structures, on each supporting leg, be also provided with rubber blanket 111, more stable after making base base portion 11 be placed on desktop etc. to locate, base base portion 11 is provided with protruding installation portion 12, installation portion 12 is provided with mounting hole 121, mounting hole 121 is for installing the rotating shaft at main disk 2 centers, the rotating shaft at main disk 2 Yi Qi centers is that rotate in the center of circle.
In present embodiment, the first rotating shaft and disk 2 have adopted the mode of split, the first rotating shaft 3 is provided with a periscope mount pad 31, interior installation one periscope 32 of mount pad 31, main disk 2 axle center are provided with the first axis hole 21, the first rotating shaft 3 is through being provided with restriction mount pad 31 and main disk 2 spacing block set 22 in relative rotation around the first axis hole 21, the first axis holes 21, main disk 2 will synchronously rotate in the first rotating shaft 3 like this.For the ease of parts such as dismounting main disk 2 and the first rotating shafts 3, the first rotating shaft 3 coordinates by grafting with mounting hole 121, and the end of the first rotating shaft 3 can also arrange the structure of some anticreeps, no longer tires out and has stated herein.
The outside of periscope 32 is covered with cover body 4, in present embodiment, cover body 4 is hemispheric cover body, the top of cover body 4 is provided with a viewport 41 over against periscope 32, for present embodiment viewport 41, be arranged on the center of circle, top of hemispherical cover body, cover body 4 sidewalls are provided with a reflective hole 42 over against periscope 32, are arranged in the spherical side wall of hemispherical cover body for 42, the reflective hole of present embodiment, and main disk 2 is provided with the simulation of the moon over against reflective hole 42 ball 5.Like this, by the light reflection of periscope 32, human eye can directly be observed moon simulation ball 5 from viewport 41, therefore, for the ease of light path, move towards, present embodiment has an installed surface horizontal by 45 degree at mount pad 31, and periscope 32 is arranged on above-mentioned installed surface, too horizontal by miter angle.
For cover body 4, present embodiment adopts dismountable mode to be connected with main disk 2 conventionally, is provided with a plurality of erection columns 43 on cover body 4, and the mounting hole 23 of a plurality of correspondences is set on main disk 2, erection column 43 inserts in mounting hole 23, can realize the installation of cover body 4.
In order to reach the observation object to moon phase change, moon simulation ball 5 need to rotate along with the rotation of main disk 2, in present embodiment, moon simulation ball 5 axle center are provided with the second rotating shaft 51, main disk 2 is provided with the second axis hole 24, in the second axis hole 24, be provided with synchronous Rotational Cylindrical 25 of rotating when main disk 2 rotates, Rotational Cylindrical 25 is preferably and is arranged on main disk 2 belows as present embodiment, present embodiment is also provided with one and holds boss 26 on main disk 2, the second rotating shaft 51 is plugged in Rotational Cylindrical 25 rotates under the driving of Rotational Cylindrical 25, for transmission after pegging graft is stablized, spacing raised line 511 can also be set in the second rotating shaft 51, corresponding fit structure is set in Rotational Cylindrical 25.Like this, can rotate cover body 4 by staff, and then drive main disk 2 to rotate, moon simulation ball 5 synchronously rotates, light path by reflective hole 42, periscope 32 and viewport 41 is transmitted, and can observe from viewport 41 variation of the phases of the moon, certainly, be preferably moon simulation ball 5 and adopt half black half white bead, by the variation of the black and white scale modeling phases of the moon observed.
Be understandable that, the driving that said structure rotates for main disk 2 on the one hand inconvenience to some extent, the observation of the opposing party's moon phase change only can be observed from viewport 41, is unfavorable for that many people observe simultaneously, makes the effect of teaching demonstration still have certain defect.In order to address the above problem, in present embodiment, between main disk 2 and base, be also provided with phases of the moon demonstration disk 6, the first rotating shaft 21 is through the axle center 61 of phases of the moon demonstration disk 6, phases of the moon demonstration disk 6 be take the first rotating shaft 21 as axle center rotation, between the axle center of the first rotating shaft 21 and Rotational Cylindrical 25, need to arrange drive mechanism, synchronously to drive phase of moon demonstrating plate 6 to rotate
Present embodiment Rotational Cylindrical 25 is provided with the first gear 71, the axle center of phases of the moon demonstration disk 6 is provided with the second gear 71, between the first gear 71 and the second gear 72, by least one gear 73, carry out indirect drive, in present embodiment, the gear 73 of indirect drive is provided with altogether 3.The radius of phases of the moon demonstration disk 6 is greater than the radius of main disk 2, the edge of phases of the moon demonstration disk 6 is provided with signal in phases of the moon change pattern 62(Fig. 3 of whole circle), in whole moon phase transformation demonstration process, the demonstration of moon phase change can also be carried out by phases of the moon pattern in the position of the relative phases of the moon demonstration of moon simulation ball 5 disk 6 like this.Like this, when carrying out moon phase transformation demonstration, except driving whole demonstrator work directly to rotate cover body 4, also can, by rotating phases of the moon demonstration disk 6 through a series of kind of drive, realize the work of whole demonstrator.
Moon phase transformation demonstration instrument of the present utility model, compare with existing lunar phase demonstration instrument, without high, the baroque parts of the costs such as light fixture, projector equipment, in moon phase transformation demonstration process, viewport by cover body top can directly be observed the variation of the phases of the moon, and whole demonstrator structure is simplified, and view mode is simply direct, and demonstration successful, is conducive to the carrying out of physics teaching demonstration greatly.
Below only with regard to the utility model preferred embodiment, be described, but can not be interpreted as it is limitations on claims.The utility model is not only confined to above embodiment, and its concrete structure allows to change.In a word, all various variations of doing in the protection domain of the utility model independent claims are all in protection domain of the present utility model.
Claims (10)
1. moon phase transformation demonstration instrument, it is characterized in that, comprise: base, be arranged on the main disk on base, described main disk center is provided with the first rotating shaft, described main disk be take described the first rotating shaft as center of circle rotation, described the first rotating shaft is provided with a periscope, the outside of described periscope is covered with cover body, described cover body top is provided with a viewport over against described periscope, described faceshield side wall is provided with a reflective hole over against described periscope, described main disk is provided with the simulation of the moon over against a described reflective hole ball, described moon simulation ball rotates along with the rotation of described main disk.
2. moon phase transformation demonstration instrument according to claim 1, is characterized in that: described moon simulation ball is half black half white bead.
3. moon phase transformation demonstration instrument according to claim 1 and 2, it is characterized in that: described the first rotating shaft is provided with a periscope mount pad, described periscope is installed in described mount pad, described main disk axle center is provided with the first axis hole, described the first rotating shaft is through described the first axis hole, and the first axis hole is provided with the described mount pad of restriction and main disk spacing block set in relative rotation around.
4. moon phase transformation demonstration instrument according to claim 3, is characterized in that: described mount pad has an installed surface horizontal by 45 degree, and described periscope is arranged on described installed surface.
5. moon phase transformation demonstration instrument according to claim 1 and 2, is characterized in that: described cover body is hemispheric cover body, and described viewport is arranged on the center of circle, top of described hemispherical cover body, and described reflective hole is arranged in the spherical side wall of described hemispherical cover body.
6. moon phase transformation demonstration instrument according to claim 5, is characterized in that: described cover body is provided with a plurality of erection columns, and described main disk is provided with the mounting hole of a plurality of correspondences, and described erection column inserts in described mounting hole.
7. moon phase transformation demonstration instrument according to claim 1 and 2, it is characterized in that: the described moon simulation ball journal heart is provided with the second rotating shaft, described main disk is provided with the second axis hole, in described the second axis hole, be provided with synchronous Rotational Cylindrical of rotating when main disk rotates, described the second rotating shaft is plugged in described Rotational Cylindrical rotates under the driving of Rotational Cylindrical.
8. moon phase transformation demonstration instrument according to claim 7, it is characterized in that: between described main disk and base, be provided with phases of the moon demonstration disk, described the first rotating shaft is through the axle center of phases of the moon demonstration disk, described phases of the moon demonstration disk be take the first rotating shaft as axle center rotation, between the axle center of described the first rotating shaft and described Rotational Cylindrical, be provided with drive mechanism, the radius of described phases of the moon demonstration disk is greater than the radius of described main disk, and the edge of described phases of the moon demonstration disk is provided with the phases of the moon change pattern of whole circle.
9. moon phase transformation demonstration instrument according to claim 8, it is characterized in that: described Rotational Cylindrical is provided with the first gear, the axle center of described phases of the moon demonstration disk is provided with the second gear, between described the first gear and the second gear, by least one gear, carries out indirect drive.
10. moon phase transformation demonstration instrument according to claim 1 and 2, it is characterized in that: described base comprises base base portion, described base base portion is provided with protruding installation portion, described installation portion is provided with the mounting hole coordinating with the first rotating shaft, and described the first rotating shaft coordinates by grafting with described mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320558564.8U CN203465890U (en) | 2013-09-10 | 2013-09-10 | Lunar phase change demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320558564.8U CN203465890U (en) | 2013-09-10 | 2013-09-10 | Lunar phase change demonstration instrument |
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| Publication Number | Publication Date |
|---|---|
| CN203465890U true CN203465890U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320558564.8U Expired - Fee Related CN203465890U (en) | 2013-09-10 | 2013-09-10 | Lunar phase change demonstration instrument |
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| Country | Link |
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| CN (1) | CN203465890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110291326A (en) * | 2016-12-13 | 2019-09-27 | 库拉克斯有限责任公司 | Moon appearance generates system |
-
2013
- 2013-09-10 CN CN201320558564.8U patent/CN203465890U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110291326A (en) * | 2016-12-13 | 2019-09-27 | 库拉克斯有限责任公司 | Moon appearance generates system |
| CN110291326B (en) * | 2016-12-13 | 2021-09-21 | 库拉克斯有限责任公司 | Moon appearance generation system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20160910 |
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| CF01 | Termination of patent right due to non-payment of annual fee |