CN111161626A - Globe with function of demonstrating changes of solar terms and morning and evening and demonstration method thereof - Google Patents
Globe with function of demonstrating changes of solar terms and morning and evening and demonstration method thereof Download PDFInfo
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- CN111161626A CN111161626A CN201911412918.6A CN201911412918A CN111161626A CN 111161626 A CN111161626 A CN 111161626A CN 201911412918 A CN201911412918 A CN 201911412918A CN 111161626 A CN111161626 A CN 111161626A
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Abstract
The invention discloses a globe with the function of demonstrating solar terms and morning and evening changes, which comprises a translucent sphere of the globe, an internal vertical rotating shaft of the globe, a south-north pole rotating shaft, a hollow arc rod, a hollow support of the globe and a base of the globe, wherein the translucent sphere of the globe is arranged in the hollow support of the globe, the internal vertical rotating shaft of the globe is arranged in the translucent sphere of the globe, and two ends of the internal vertical rotating shaft of the globe are arranged on the hollow support of the globe through the hollow arc rod and the south-north pole rotating shaft; a round morning and evening circle boundary plate is arranged on a vertical rotating shaft in the globe, a solar direct-emitting point indicating laser lamp and a day indicating lamp are arranged on the round morning and evening circle boundary plate, and an annular gas-saving scale ring is arranged on a hollow support of the globe. The invention also discloses a method for demonstrating the globe with the function of demonstrating changes of solar terms and morning and evening. The solar demonstration device is simple and practical, convenient to operate, capable of visually and accurately demonstrating solar terms, latitude of a solar direct-emitting point and day and night length changes, dynamic in demonstration, good in demonstration effect and convenient to observe.
Description
Technical Field
The invention relates to scientific and educational experimental equipment, in particular to a globe with a function of demonstrating changes of solar terms and morning and a demonstrating method thereof.
Technical Field
As the earth moves around the sun, within a period of one year, because the included angle between a ecliptic plane and an equatorial plane is 23 degrees and 26 degrees, a direct solar radiation point swings back and forth between a south return line and a north return line on the earth, so that the direct solar radiation point directly irradiates different positions of the earth to generate four-season changes on the earth, and because the earth rotates, within a period of one day, the day and the night alternate, because the earth is spherical, for different latitude areas on the earth, the day and the night of the same day under the same solar term are different, such as the day and the night of a northern hemisphere in the half of summer are short, the extreme day phenomenon occurs in the northern area, the day and the day of a southern hemisphere are short and the night are long, the extreme night phenomenon occurs in the south area, and the extreme night phenomenon occurs in the.
At present, the common globe in the market can only show the knowledge of longitude and latitude, geographic topography, administrative regions and the like, and is difficult to intuitively, vividly and accurately demonstrate the relation among latitude, day and night and length change of solar terms and solar direct points.
Disclosure of Invention
The invention aims to: the globe with the function of demonstrating changes of solar terms and morning and evening and the demonstration method thereof can intuitively and accurately demonstrate changes of latitudes of solar terms and solar direct points and length of day and night, and are dynamic in demonstration, vivid in image and good in demonstration effect.
In order to achieve the above purpose, the invention provides the following technical scheme:
a globe with the function of demonstrating changes of solar terms and morning and evening comprises a translucent sphere of the globe, a vertical rotating shaft in the globe, a south-north pole rotating shaft, a hollow arc rod, a hollow bracket of the globe and a globe base, wherein the translucent sphere of the globe is arranged in the hollow bracket of the globe;
a circular morning and evening circle boundary plate is arranged on the vertical rotating shaft in the ball, a horizontal solar direct-emitting point indicating laser lamp is arranged at the circle center of the circular morning and evening circle boundary plate, and a day indicating lamp is arranged on the circular morning and evening circle boundary plate;
a horizontal annular throttle graduated ring is arranged on the outer side of the semi-transparent spherical surface of the globe, the annular throttle graduated ring is installed on the hollow bracket of the globe, and the central point of the annular throttle graduated ring is superposed with the central point of the semi-transparent spherical surface of the globe;
the solar globe is characterized in that a conductive sliding ring is arranged on a vertical rotating shaft in the globe, power wires are arranged in the supporting upright posts, the hollow bracket of the globe, the rotating shaft of the north and south poles and the hollow arc rod and are connected in series, and one end of the power wire in the hollow arc rod is connected with power wires of a solar direct-emitting point indicating laser lamp and a day indicating lamp through the conductive sliding ring.
Preferably, the circular morning and evening circle boundary plate and the vertical rotating shaft in the ball are positioned in the same plane, and the central point of the vertical rotating shaft in the ball is superposed with the circle center of the circular morning and evening circle boundary plate and the central point of the semitransparent spherical surface of the globe.
Preferably, the hollow arc rods at two ends of the vertical rotating shaft in the globe are arranged in the translucent spherical surface of the globe.
Preferably, the number of the south and north pole rotating shafts is two, and the two south and north pole rotating shafts are respectively arranged on the south and north poles of the translucent spherical surface of the globe.
Preferably, the annular solar term scale ring is perpendicular to the vertical rotating shaft in the ball, 24 equi-division points are arranged on the annular solar term scale ring, and are respectively marked with solar term marks of spring minutes, clearness, valley rain, standing summer, mango seeds, plumpness, summer solstice, sunstroke, big summer, standing autumn, sunstroke, white dew, autumn solstice, cold dew, frost, standing winter, small snow, big snow, winter solstice, small cold, big cold, standing spring, rainwater and frightening; the vertical rotating shaft in the ball, the south-north pole rotating shaft, the annular gas-saving scale ring summer solstice point and the annular gas-saving scale ring winter solstice point are located in the same plane.
Preferably, one end of a power line arranged in the supporting upright post is connected to a control power supply, and the vertical rotating shaft in the ball is controlled by a solar direct-emitting point moving motor, so that the circular morning and evening circle boundary plate rotates anticlockwise from top to bottom; and spherical surface rotating motors are arranged at the south-north pole rotating shafts and are used for controlling the semi-transparent spherical surfaces of the globe to rotate from west to east at a constant speed.
Preferably, the solar direct-emitting point moving motor is provided with a power supply and a control signal by power supply signal wires arranged in the supporting upright post, the hollow bracket of the globe, the south-north pole rotating shaft and the hollow arc rod and is controlled by a switch A arranged on the base of the globe; the spherical rotary motor is provided with a power supply and a control signal by power supply signal wires arranged in the supporting upright post, the hollow bracket of the globe and the south-north pole rotating shaft and is controlled by a switch B arranged on the base of the globe.
Preferably, the included angle between the vertical rotating shaft in the sphere and the south-north pole rotating shaft on the translucent spherical surface of the globe is 23 degrees and 26 degrees. .
Preferably, the globe semi-transparent spherical surface is provided with a longitude and latitude grid line of the earth, a national administrative region boundary and a geographical terrain identifier.
A method for demonstrating globe with the function of demonstrating changes of solar terms and morning and evening comprises the steps of switching on a power supply, and lighting a day indicating lamp arranged on one side of a circular morning and evening circle boundary plate to enable a semi-transparent spherical surface of the globe to be divided into a bright hemisphere and a dark hemisphere by the circular morning and evening circle boundary plate; in the rotation process of the circular morning and evening circle boundary plate and the semi-transparent spherical surface of the globe, all areas on the semi-transparent spherical surface of the globe are in continuous change of brightness, and the morning and evening change of all parts on the globe can be demonstrated; the morning and evening situation of each position of the earth in each time period in one year can be observed at a fixed point by closing the rotary switches of the circular morning and evening circle boundary plate and the semitransparent spherical surface of the globe;
the power supply is switched on, a horizontal solar direct-emitting point indicating laser lamp arranged at the circle center of one side of the circular morning and evening circle boundary plate is lightened, the light of the solar direct-emitting point indicating laser lamp irradiates on the semi-transparent spherical surface of the globe and the annular gas-saving scale ring, and the sun directly irradiates the position on the earth at the moment; during the rotation process of the circular morning and evening circle boundary plate and the semi-transparent spherical surface of the globe, light rays of the solar direct-emitting point indicating laser lamp continuously move on the annular gas-saving scale ring and sequentially pass through the gas-saving identification points, and meanwhile, the light rays of the solar direct-emitting point indicating laser lamp continuously move between a south return line and a north return line on the semi-transparent spherical surface of the globe, so that the position change of the solar direct-emitting point in each gas-saving period in one year is demonstrated;
in the rotation process of the round morning and evening circle boundary plate and the semi-transparent spherical surface of the globe, the global day and night alternating change rule of each solar term time period in one year can be demonstrated by combining the solar direct-emitting point indicating laser lamp and the day indicating lamp; when the sun direct-emitting point indicating laser lamp irradiates the return line on the semi-transparent sphere of the globe, the direct-emitting sun is used for indicating the return line on the earth, at the moment, the inner region of the north polar circle on the semi-transparent sphere of the globe is in an illuminated state, and the inner region of the south polar circle is in a dark state, so that the phenomena of the earth in the daytime and at the night are demonstrated;
during the rotation of the circular morning and evening circle boundary plate and the semi-transparent sphere of the globe, the day time of a place is demonstrated and calculated by calculating the longitude of the place where a latitude line crosses from the beginning of entering the day after crossing a morning and evening line to the end of entering the night again after crossing the morning and evening line, and dividing by 15, or directly observing the ratio of the part of the place where the latitude line crosses in the hemisphere to the circumference of the latitude line, and multiplying by 24.
The invention has the beneficial effects that:
the globe with the function of demonstrating solar terms and changes of morning and evening is simple, practical, convenient to operate, stable in system, not prone to damage, capable of visually and accurately demonstrating solar terms, latitude of a solar direct-emitting point and changes of length of day and night, dynamic in demonstration, vivid in image, good in demonstration effect and convenient to observe.
Drawings
FIG. 1: the invention has a schematic structure.
Detailed Description
The following description of the embodiments of the present invention is made with reference to fig. 1:
as shown in fig. 1, a globe with demonstration solar terms and morning and evening change function, including the translucent sphere 1 of globe, vertical pivot 2 in the sphere, south north utmost point pivot 8, hollow arc rod 9, the hollow support 12 of globe, globe base 13, the translucent sphere 1 of globe is installed in the hollow support 12 of globe, the hollow support 12 of globe is fixed on globe base 13 through the support post, the vertical pivot 2 of sphere sets up in the translucent sphere 1 inside center department of globe, the vertical pivot 2 both ends all are installed on the hollow support 12 of globe through hollow arc rod 9, south north utmost point pivot 8 in the sphere.
The globe semi-transparent spherical surface 1 is provided with earth longitude and latitude grid lines, national administrative regions and geographic terrain marks. The number of the south and north pole rotating shafts 8 is two, the two south and north pole rotating shafts are respectively arranged on the south and north poles of the globe semi-transparent spherical surface 1, and an included angle between the vertical rotating shaft 2 in the globe and the south and north pole rotating shafts 8 on the globe semi-transparent spherical surface 1 is 23-degree 26'.
A round morning and evening circle boundary plate 3 is arranged on the vertical rotating shaft 2 in the globe, the round morning and evening circle boundary plate 3 and the vertical rotating shaft 2 in the globe are positioned in the same plane, and the central point of the vertical rotating shaft 2 in the globe coincides with the circle center of the round morning and evening circle boundary plate 3 and the central point of the translucent spherical surface 1 of the globe.
A horizontal sun direct-emitting point indicating laser lamp 4 is arranged at the circle center of the circular morning and evening circle boundary plate 2, the sun direct-emitting point indicating laser lamp 4 is vertical to the circular morning and evening circle boundary plate 2, and a day indicating lamp 5 is arranged on the circular morning and evening circle boundary plate 2; hollow arc rods 9 at two ends of the vertical rotating shaft 2 in the globe are arranged in the translucent spherical surface 1 of the globe.
A horizontal annular throttle graduated ring 11 is arranged on the outer side of the translucent spherical surface 1 of the globe, the annular throttle graduated ring 11 is installed on a hollow support 12 of the globe, and the center point of the annular throttle graduated ring 11 coincides with the center point of the translucent spherical surface 1 of the globe. The annular solar term scale ring 11 is vertical to the vertical rotating shaft 2 in the ball, 24 equi-division points are arranged on the annular solar term scale ring 11, and 24 solar term marks of spring minutes, clearness, valley rain, standing summer, awn seeds, plumpness, summer solstice, sunstroke, big summer solstice, standing autumn, sunstroke, white dew, autumn solstice, cold dew, frost, standing winter, small snow, big snow, winter solstice, small cold, big cold, standing spring, rainwater and fright are marked respectively; the vertical rotating shaft 2 in the ball, the south-north pole rotating shaft 8 and the annular throttle scale ring 11 are located in the same plane at the summer solstice point and the winter solstice point.
The vertical rotating shaft 2 in the ball is provided with a conductive sliding ring 7, power wires are arranged in the supporting upright post, the hollow bracket 12 of the globe, the south-north pole rotating shaft 8 and the hollow arc rod 9 and are connected in series, and one end of the power wire in the hollow arc rod 9 is respectively connected with the power wires of the solar direct-emitting point indicating laser lamp 4 and the day indicating lamp 5 through the conductive sliding ring 7.
One end of a power line arranged in the supporting upright post is connected to a control power supply, and a vertical rotating shaft 2 in the ball is controlled by a sun direct-emitting point moving motor 6, so that the circular morning and evening circle boundary plate 3 is seen to rotate anticlockwise from top to bottom; and a spherical surface rotating motor 10 is arranged at the position of the south and north pole rotating shaft 8 and is used for controlling the semi-transparent spherical surface 1 of the globe to rotate from west to east at a constant speed. The sun direct-radiation point moving motor 6 is provided with a power supply and a control signal by power supply signal wires arranged in a supporting upright post, a globe hollow bracket 12, a north-south pole rotating shaft 8 and a hollow arc rod 9 and is controlled by a switch A arranged on a globe base 13; the spherical rotary motor 10 is supplied with power and control signals by power signal lines arranged in the supporting upright post, the hollow frame 12 of the globe and the north-south pole rotating shaft 8, and is controlled by a switch B arranged on a base 13 of the globe.
A method for demonstrating a globe with the function of demonstrating changes of solar terms and morning and evening,
a power supply is switched on, a day display lamp 5 arranged on one side of the circular morning and evening circle boundary plate 3 is lightened, and the semi-transparent spherical surface 1 of the globe is divided into a bright hemisphere and a dark hemisphere by the circular morning and evening circle boundary plate 3; in the rotation process of the circular morning and evening circle boundary plate 3 and the globe semi-transparent spherical surface 1, all areas on the globe semi-transparent spherical surface 1 are in continuous change of brightness, so that the morning and evening change of all parts on the globe is demonstrated; the morning and evening situation of each position of the earth in each time period in one year can be observed at a fixed point by closing the rotary switches of the circular morning and evening circle boundary plate 3 and the globe semi-transparent spherical surface 1;
the power supply is switched on, the horizontal solar direct-emitting point indicating laser lamp 4 arranged at the circle center of one side of the circular morning and evening circle boundary plate 3 is lightened, the light of the solar direct-emitting point indicating laser lamp 4 irradiates on the semi-transparent spherical surface 1 of the globe and the annular gas-saving scale ring 11, and the sun directly irradiates the position on the earth at the moment; in the rotation process of the circular morning and evening circle boundary plate 3 and the globe semi-transparent spherical surface 1, light rays of the solar direct-emitting point indicating laser lamp 4 continuously move on the annular solar terms scale ring 11 and sequentially pass through 24 solar terms identification points, and meanwhile, light rays of the solar direct-emitting point indicating laser lamp 4 continuously move between a south return line and a north return line on the globe semi-transparent spherical surface 1, so that the position change of the solar direct-emitting point in each solar term period in one year is demonstrated;
in the rotation process of the circular morning and evening circle boundary plate 3 and the globe semi-transparent spherical surface 1, the global day and night alternating change rule of each solar term time period in one year can be demonstrated by combining the solar direct-emitting point indicating laser lamp 4 and the day indicating lamp 5; when the sun direct-emitting point indicating laser lamp 4 irradiates the return line on the semi-transparent sphere 1 of the globe, the direct-emitting sun is shown to direct the return line on the earth to the north, at the moment, the inner region in the north polar circle on the semi-transparent sphere 1 of the globe is in an illuminated state, and the inner region in the south polar circle is in a dark state, so that the phenomena of the earth in the extreme day and the extreme night are demonstrated;
during the rotation of the circular morning and evening circle boundary plate 3 and the globe translucent spherical surface 1, the daytime time of any place on the earth is demonstrated and calculated by calculating the longitude of the place where a latitude line crosses from the beginning of crossing a morning and evening line to the end of crossing the morning and evening line again to the end of crossing the evening line to be divided by 15, or directly observing the ratio of the place where the latitude line circle crosses the part of the hemisphere to the circumference of the latitude line to be multiplied by 24.
The globe with the function of demonstrating solar terms and changes of morning and evening is simple, practical, convenient to operate, stable in system, not prone to damage, capable of visually and accurately demonstrating solar terms, latitude of a solar direct-emitting point and changes of length of day and night, dynamic in demonstration, vivid in image, good in demonstration effect and convenient to observe.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive concept and solution, or to apply the inventive concept and solution directly to other applications without such modifications.
Claims (10)
1. A globe with the functions of demonstrating solar terms and morning and evening changes is characterized by comprising a translucent globe sphere (1), an inner globe vertical rotating shaft (2), a north-south pole rotating shaft (8), a hollow arc rod (9), a globe hollow support (12) and a globe base (13), wherein the translucent globe sphere (1) is installed in the globe hollow support (12), the globe hollow support (12) is fixed on the globe base (13) through a supporting upright post, the inner globe vertical rotating shaft (2) is arranged in the center of the inner portion of the translucent globe sphere (1), and two ends of the inner globe vertical rotating shaft (2) are installed on the globe hollow support (12) through the hollow arc rod (9) and the north-south pole rotating shaft (8);
a circular morning and evening circle boundary plate (3) is arranged on the vertical rotating shaft (2) in the ball, a horizontal solar direct-emitting point indicating laser lamp (4) is arranged at the circle center of the circular morning and evening circle boundary plate (2), and a day indicating lamp (5) is arranged on the circular morning and evening circle boundary plate (2);
a horizontal annular throttle scale ring (11) is arranged on the outer side of the semi-transparent globe sphere (1), the annular throttle scale ring (11) is installed on a hollow globe bracket (12), and the center point of the annular throttle scale ring (11) is superposed with the center point of the semi-transparent globe sphere (1);
the solar indicating lamp is characterized in that a conductive sliding ring (7) is arranged on a vertical rotating shaft (2) in the ball, power wires are arranged inside a supporting upright post, a globe hollow bracket (12), a north-south pole rotating shaft (8) and a hollow arc rod (9) and are connected in series, and one end of the power wire in the hollow arc rod (9) is respectively connected with the power wires of a solar direct-emitting point indicating laser lamp (4) and a day indicating lamp (5) through the conductive sliding ring (7).
2. A globe with the function of demonstrating changes of solar terms and morning and evening according to claim 1, characterized in that the circular morning and evening circle boundary plate (3) and the vertical rotating shaft (2) in the ball are in the same plane, and the center point of the vertical rotating shaft (2) in the ball coincides with the center point of the circular morning and evening circle boundary plate (3) and the center point of the translucent sphere (1) of the globe.
3. A globe with the function of demonstrating solar terms and morning-dusk changes according to claim 1, characterized in that the hollow arc rods (9) at both ends of the vertical rotation axis (2) inside the globe are arranged inside the translucent sphere (1) of the globe.
4. A globe with a function of demonstrating changes of solar terms and morning-dusk according to claim 1, characterized in that the north-south rotation axis (8) is provided with two, respectively arranged on the north-south pole of the translucent sphere (1) of the globe.
5. The globe with the function of demonstrating changes of solar terms and morning and evening according to claim 1, wherein the annular solar term graduated ring (11) is perpendicular to a vertical rotating shaft (2) in the globe, 24 equal division points are arranged on the annular solar term graduated ring (11), and 24 solar term marks of spring minutes, clearness, valley rain, standing summer, mango seeds, small plumpness, summer solstice, small summer heat, big summer heat, autumn beginning, sunstroke, white dew, autumn equinox, cold dew, frost, winter beginning, small snow, big snow, winter ending, small cold, big cold, spring beginning, rainwater and frightening are respectively marked on the annular solar term graduated ring (11); the indoor vertical rotating shaft (2), the south-north pole rotating shaft (8) and the annular gas-saving scale ring (11) are located in the same plane at summer solstice and winter solstice.
6. The globe with the function of demonstrating changes of solar terms and morning dusk according to claim 1, characterized in that one end of the power cord arranged inside the supporting upright is connected to the control power supply, the vertical rotating shaft (2) inside the globe is controlled by the direct solar point moving motor (6), so that the circular morning dusk circle interface board (3) is seen to rotate anticlockwise from top to bottom; and a spherical surface rotating motor (10) is arranged at the south-north pole rotating shaft (8) to control the semi-transparent spherical surface (1) of the globe to rotate from west to east at a constant speed.
7. A globe with the function of demonstrating solar terms and morning-dusk changes according to claim 1, characterized in that the solar direct point moving motor (6) is powered and controlled by the power signal lines arranged in the supporting upright, the globe hollow frame (12), the north-south pole rotating shaft (8), the hollow arc rod (9), and is controlled by the switch a arranged on the globe base (13); the spherical rotary motor (10) is provided with a power supply and a control signal by power supply signal wires arranged in the supporting upright post, the hollow bracket (12) of the globe and the south-north pole rotating shaft (8), and is controlled by a switch B arranged on a base (13) of the globe.
8. A globe with a function of demonstrating changes in solar terms and morning dusk according to claim 1, characterised in that the angle between the vertical rotation axis (2) inside the ball and the rotation axis (8) of north and south poles on the translucent sphere (1) of the globe is 23 ° 26 ".
9. The globe with the function of demonstrating changes of solar terms and morning and evening according to the claim 1, characterized in that the translucent sphere (1) of the globe is provided with grid lines of longitude and latitude of the earth, national political regions and geographic and topographic marks.
10. A method for demonstrating a globe having a function of demonstrating changes in the solar terms and morning sickness according to any one of claims 1 to 9,
a power supply is switched on, a day display lamp (5) arranged on one side of the circular morning and evening circle boundary plate (3) is lightened, and the semi-transparent spherical surface (1) of the globe is divided into a bright hemisphere and a dark hemisphere by the circular morning and evening circle boundary plate (3); in the rotating process of the round morning and evening circle boundary plate (3) and the globe semi-transparent spherical surface (1), all areas on the globe semi-transparent spherical surface (1) are in the continuous change of brightness, and the morning and evening change of all places on the globe can be demonstrated; the morning and evening situation of each position of the earth in each time period in one year can be observed at a fixed point by closing the rotary switches of the circular morning and evening circle boundary plate (3) and the globe semi-transparent spherical surface (1);
the power supply is switched on, a horizontal solar direct-emitting point indicating laser lamp (4) arranged at the circle center of one side of the circular morning and evening circle boundary plate (3) is lightened, the light of the solar direct-emitting point indicating laser lamp (4) irradiates on the semi-transparent spherical surface (1) of the globe and the annular gas-saving graduated ring (11), and is displayed at the moment, and the sun directly irradiates the position on the earth; in the rotating process of the circular morning and evening circle boundary plate (3) and the globe semi-transparent spherical surface (1), light rays of the solar direct-emitting point indicating laser lamp (4) continuously move on the annular gas-saving scale ring (11) and sequentially pass through 24 gas-saving identification points, and meanwhile, light rays of the solar direct-emitting point indicating laser lamp (4) continuously move between a south return line and a north return line on the globe semi-transparent spherical surface (1), so that the position change of the solar direct-emitting point in each gas-saving period in one year is demonstrated;
in the rotating process of the round morning and evening circle boundary plate (3) and the globe semi-transparent spherical surface (1), the global day and night alternating change rule of each solar term time period in one year can be demonstrated by combining the solar direct-emitting point indicating laser lamp (4) and the day indicating lamp (5); when the sun direct-emitting point indicating laser lamp (4) irradiates the return line on the semi-transparent sphere (1) of the globe, the direct-emitting sun is shown to direct the return line on the north of the earth, at the moment, the area in the north circle on the semi-transparent sphere (1) of the globe is in an illuminated state, and the area in the south circle is in a dark state, so that the phenomena of the extreme day and the extreme night of the earth are demonstrated;
during the rotation of the circular morning and evening circle boundary plate (3) and the globe translucent spherical surface (1), the daytime time of the place is demonstrated and calculated by calculating the longitude of the place where a latitude line crosses from the beginning of crossing a morning and evening line to the end of crossing the morning and evening line again to the end of crossing the night and dividing by 15, or directly observing the ratio of the part of the place where the latitude line circles in the hemispherical of the day to the circumference of the latitude line and multiplying by 24.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911412918.6A CN111161626A (en) | 2019-12-31 | 2019-12-31 | Globe with function of demonstrating changes of solar terms and morning and evening and demonstration method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911412918.6A CN111161626A (en) | 2019-12-31 | 2019-12-31 | Globe with function of demonstrating changes of solar terms and morning and evening and demonstration method thereof |
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| CN111161626A true CN111161626A (en) | 2020-05-15 |
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| CN111968488A (en) * | 2020-07-22 | 2020-11-20 | 江苏奥光智慧信息科技有限公司 | Globe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111968488A (en) * | 2020-07-22 | 2020-11-20 | 江苏奥光智慧信息科技有限公司 | Globe |
| CN111968488B (en) * | 2020-07-22 | 2021-12-31 | 江苏奥光智慧信息科技有限公司 | Globe |
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