CN207366958U - Corona ancient Chinese sundial component and demonstration teaching aid - Google Patents
Corona ancient Chinese sundial component and demonstration teaching aid Download PDFInfo
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- CN207366958U CN207366958U CN201721325621.2U CN201721325621U CN207366958U CN 207366958 U CN207366958 U CN 207366958U CN 201721325621 U CN201721325621 U CN 201721325621U CN 207366958 U CN207366958 U CN 207366958U
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Abstract
Teaching equipment technical field is the utility model is related to, more particularly, to a kind of corona ancient Chinese sundial component and demonstration teaching aid, wherein corona ancient Chinese sundial component includes sundial dial plate, gnomon and transparent day dome；Its dome is hemispherical, and correspondence is covered on sundial dial plate；Gnomon is vertically arranged at the center of sundial dial plate；Division of day and night table and ancient Chinese sundial projected area are provided with sundial dial plate.Corona and ancient Chinese sundial are combined together by the corona ancient Chinese sundial component, track of sun in one day can be demonstrated, the recurrent mutation track of subsolar point in 1 year can be demonstrated again, not only teacher's teaching is more convenient, student can with independent operation, probe into change of the shadows cast by the sun in one day and in 1 year, understand shadows cast by the sun movement, the basic principle of subsolar point recurrent mutation.
Description
Technical field
Teaching equipment technical field is the utility model is related to, more particularly, to a kind of corona ancient Chinese sundial component and demonstration teaching aid.
Background technology
Corona is to measure the device at moment using the shadow of sun projection, is that Ancient Times in China measures the moment using shadows cast by the sun
A kind of time keeping instrument.Usually it is made of pointer made of copper and disk made of stones.Pointer made of copper is called " sundial pin ", extends perpendicularly through
Disc centre, sundial pin are called " table ", and disk made of stones is called " sundial face ", is placed in Shitai County, in high in the south and low in the north, make sundial face parallel
In celestial equator face, in this way, sundial pin on correct direction north pole, under correct energized south celestial pole.Tow sides in sundial face
12 big lattice are depicted, each big lattice represent two hours.When solar irradiation is when on corona, the shadow of sundial pin will be invested
Sundial face, the sun move from east to west, and the sundial pin shadow for investing sundial face also moves from west to east at leisure.Then, the sundial moved
Pin shadow seems the pointer of modern clock and watch, sundial face is then the surface of clock and watch, and the moment is shown with this.
Ancient Chinese sundial is a kind of astronomical instrument of the measurement shadows cast by the sun length of ancient times Han nationality scientist invention, by " Gui " and " table " two
Component forms.Ancient Chinese sundial is as corona, the ancient astronomy instrument that is measured also with shadows cast by the sun.Ancient Chinese sundial stands on level land and surveys
The mark post and stone column of shadows cast by the sun, are called table；The measure table shadow length that due south direct north is kept flat it is mechanical, be called Gui.When the sun shines
Occurs the shadow of table when table, on Gui, according to the direction of shadow and length, with regard to the time can be read.
In existing geographical teaching, teacher needs when demonstrating the recurrent mutation of track of sun and subsolar point to student
To be demonstrated respectively with corona and ancient Chinese sundial, teaching aid quantity uses very inconvenient more, influences quality of instruction.
The information for being disclosed in the background section is merely intended to deepen the reason to the general background technology of the utility model
Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form
Technology.
Utility model content
One of the purpose of this utility model is to provide a kind of corona ancient Chinese sundial component and demonstration teaching aid solve existing geography
In teaching, teacher is when demonstrating the recurrent mutation of track of sun and subsolar point to student, it is necessary to use corona and Gui respectively
Table is demonstrated, and teaching aid quantity uses very inconvenient more, influences the technical problem of quality of instruction.
The utility model provides a kind of corona ancient Chinese sundial component, including：Sundial dial plate, gnomon and transparent day dome；It is described
Its dome is hemispherical, and correspondence is covered on the sundial dial plate；The gnomon is vertically arranged at the center of the sundial dial plate；Institute
State and division of day and night table and ancient Chinese sundial projected area are provided with sundial dial plate.
As a kind of further technical solution, the first track and the second track are provided with the day dome；Described
The both ends of one track correspond to the period of the day from 5 am. to 7 am. and the period of the day from 5 p.m. to 7 p.m in the division of day and night table respectively, for simulating celestial equator；Second track is located at
The region of the period of the day from 11 a.m. to 1 p.m on the division of day and night table is directed toward at the sundial dial plate center, for simulated solar tropic year movement locus.
As a kind of further technical solution, the bottom of the sundial dial plate is provided with supporting pad.
As a kind of further technical solution, the supporting pad includes foot pad and adjusting bolt；The adjusting bolt is lived
It is dynamic to be arranged on the foot pad, and the free end of the adjusting bolt is used to connect the sundial dial plate.
As a kind of further technical solution, the material of foot pad is rubber or silica gel.
As a kind of further technical solution, the edge of the day dome and the sundial dial plate is detachable by connector
Connection.
As a kind of further technical solution, the connector includes the screw and nut being mutually matched, described the vault of heaven
The mounting hole for offering and being passed through for the screw is corresponded on the edge on top and the sundial dial plate.
As a kind of further technical solution, it is provided with the day dome and blocks the screw head for covering
Catch.
On the other hand, the utility model provides a kind of demonstration teaching aid, including light source and appointing such as above-mentioned technical proposal offer
A kind of corona ancient Chinese sundial component, the surface of the light source along the day dome, which is moved, can simulate sun photomovement in one day
Recurrent mutation track in track or sunlight 1 year.
As a kind of further technical solution, the light source is glare light electric torch..
A kind of corona ancient Chinese sundial component and demonstration teaching aid provided by the utility model can reach following beneficial effect：
A kind of corona ancient Chinese sundial component provided by the utility model, corona and ancient Chinese sundial are combined together, and can be demonstrated one day
Middle track of sun, and the recurrent mutation track of subsolar point in 1 year can be demonstrated, not only teacher's teaching is more convenient, and student is also
Can with independent operation, probe into change of the shadows cast by the sun in one day and in 1 year, understand shadows cast by the sun movement, subsolar point recurrent mutation
Basic principle.
A kind of demonstration teaching aid provided by the utility model, above-mentioned corona ancient Chinese sundial component and light source is used cooperatively, Neng Goumo
Intend the principle of corona and ancient Chinese sundial, convenient teaching.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of top view for corona ancient Chinese sundial component that the utility model embodiment one provides；
Fig. 2 is the first track and second under a kind of corona ancient Chinese sundial component vertical view state that the utility model embodiment one provides
The schematic diagram of track；
Fig. 3 is a kind of left view for corona ancient Chinese sundial component that the utility model embodiment one provides；
Fig. 4 is a kind of structural decomposition diagram for corona ancient Chinese sundial component that the utility model embodiment one provides.
Icon：100- sundial dial plates；110- division of day and night tables；120- ancient Chinese sundials projected area；200- gnomons；300- days domes；
The first tracks of 310-；The second tracks of 320-；400- supporting pads.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein
Described embodiment is only used for describing and explaining the present invention, and is not intended to limit the present invention.
Embodiment one
With reference to Fig. 1-4, the utility model embodiment provides a kind of corona ancient Chinese sundial component, including：Sundial dial plate 100, gnomon
200 and transparent day dome 300；Its dome 300 is hemispherical, and correspondence is covered on sundial dial plate 100；Gnomon 200 is set vertically
It is placed in the center of sundial dial plate 100；Division of day and night table 110 and ancient Chinese sundial projected area 120 are provided with sundial dial plate 100.
The light source that its dome 300 is used to represent the sun moves on it, and simulated solar is with respect to the movement of the earth, day dome
300 transparent material can facilitate source light to pass through, so that gnomon 200 forms projection on sundial dial plate 100.
Preferably, the material of day dome 300 elects PC (Polycarbonate, makrolon) as, the material water white transparency,
Heat-resisting, shock resistance, it is BI grades fire-retardant, there is good mechanical performance in commonly used temperature, and impact resistance is good, refractive index
Height, processing performance are good.
Sundial dial plate 100 is circle, is matched with the hemisphere of day dome 300, and the cover correspondence of day dome 300 covers at sundial dial plate 100
On, the two simulation forms running environment of the sun with respect to the earth.Gnomon 200 is vertically to the center of sundial dial plate 100, i.e. gnomon
200 length directions are perpendicular to the plane of sundial dial plate 100, and day dome 300 covered on sundial dial plate 100, and gnomon 200 is included
In the space that its dome 300 is formed with sundial dial plate 100.
Division of day and night table 110 on sundial dial plate 100 is twelve two time table 110, and is additionally provided with sundial dial plate 100 and division of day and night table
110 it is corresponding 24 it is small when timetable.When light source slides the simulated solar movement of one day, the throwing of gnomon 200 on day dome 300
Shadow falls on division of day and night table 120, at the time of can indicating current.
Ancient Chinese sundial projected area 120 is strip, between 100 center of sundial dial plate and edge certain point.When light source is in the vault of heaven
Slided on top 300 and simulate subsolar point recurrent mutation within 1 year, gnomon 200 is projected in the length of ancient Chinese sundial projected area 120
The current time can be extrapolated.
As can be seen that a kind of corona ancient Chinese sundial component provided by the utility model, corona and ancient Chinese sundial are combined together, can
Track of sun in demonstrating one day, and the recurrent mutation track of subsolar point in 1 year can be demonstrated, not only teacher's teaching is more square
Just, student can with independent operation, probe into change of the shadows cast by the sun in one day and in 1 year, understand shadows cast by the sun movement, subsolar point
The basic principle of recurrent mutation.
Specifically, since corona is different with the principle of ancient Chinese sundial, motion track of the light source of the sun on day dome 300 is represented
Also can be different.Specifically, the first track 310 and the second track 320 are provided with day dome 300；The both ends of first track 310
The period of the day from 5 am. to 7 am. and the period of the day from 5 p.m. to 7 p.m in division of day and night table 110 are corresponded to respectively, for simulating celestial equator；Second track 320 is located at 100 center of sundial dial plate and refers to
To the region of the period of the day from 11 a.m. to 1 p.m of division of day and night table 110, for simulated solar tropic year movement locus.
Wherein, the first track 310 is a camber line extended along 300 surface of day dome, its both ends is located at sundial dial plate respectively
100 diameter both ends, light source are moved to the process of second end along the first track 310 from its first end, can simulate in one day too
The movement locus of sun.Under the irradiation of light source, gnomon 200 is projeced into the inverted image on sundial dial plate 100, corresponds on sundial dial plate 100
Corresponding time scale area, can simulate that projected position measures the mode at moment under sunray using corona.
The both ends of first track 310 correspond to the position where the 100 upper period of the day from 5 am. to 7 am. of sundial dial plate and the period of the day from 5 p.m. to 7 p.m, i.e. the first track respectively
310 both ends correspond to the position where 6 points and 18 points respectively.When light source moves on the first track 310, gnomon 200 projects
On division of day and night table 110, observation gnomon 200 projects position, you can at the time of quickly reading corresponding, presentation process simulation
Shadows cast by the sun movement within one day.
Second track 320 is a bar-shaped zone extended along transparent 300 surface of day dome, its both ends is located at the vault of heaven respectively
The center on top 300 and the edge of day dome 300.Light source is moved to the process of second end, energy along the second track 320 from its first end
Enough simulate the recurrent mutation track in sunny 1 year.Under the irradiation of light source, gnomon 200 is projeced on sundial dial plate 100
Inverted image, the shadows cast by the sun length in corresponding different times, can simulate the length that is projected using ancient Chinese sundial under sunray to measure the time
Mode.
Ancient Chinese sundial projected area 120 is located at the region of the period of the day from 11 a.m. to 1 p.m of the center direction division of day and night table 110 of sundial dial plate 100, i.e. ancient Chinese sundial projects
The bar shaped one end in area 120 corresponds to the center of sundial dial plate 100, and the other end corresponds to 12 positions.When light source is in the second track 320
Upper movement, gnomon 200 are projected in ancient Chinese sundial projected area 120, the length that observation gnomon 200 projects, that is, when extrapolating corresponding
Section, the presentation process simulate subsolar point recurrent mutation within 1 year.
It should be noted that in the corona ancient Chinese sundial component that the utility model embodiment is provided, the second track 320 is vertically worn
Cross the midpoint of the first track 310.Also, the first track 310 and the second track 320 are located at the hemispheric same half of day dome 300
Side, ancient Chinese sundial projected area 120 is on the sundial dial plate 100 that another half side day dome 300 covers.
In daily teaching, the corona ancient Chinese sundial component that the utility model embodiment is provided needs teacher to place it in experiment
Demonstration explanation is carried out on platform or lectern, during movement and use, is preferably maintained in the level of total, demonstration result can be more
Add accurately, be conducive to teaching efficiency.
For the ease of teacher take carrying and improve use in stability, the day that the utility model embodiment is provided
100 bottom of sundial dial plate of sundial ancient Chinese sundial component is provided with supporting pad 400.
The concrete structure of supporting pad 400 can have numerous embodiments, specifically refer to illustrated below：
Mode one
Supporting pad 400 includes foot pad and adjusting bolt；Adjusting bolt is movably set on foot pad, and the freedom of adjusting bolt
End is used to connect sundial dial plate 100.
Foot pad is used to be positioned over lectern or testing stand, and the adjustment hole for wearing adjusting bolt is provided with foot pad, adjusts
Bolt is to be threadedly coupled with adjustment hole.Position of the adjusting bolt with respect to foot pad is adjusted, with regard to sundial dial plate 100 can be adjusted apart from foot pad
Position, is adjusted so as to fulfill to sundial dial plate 100 apart from the height of lectern or testing stand.
Supporting pad 400 is set several in the bottom of sundial dial plate 100, it becomes possible to realize to 100 horizontal plane of sundial dial plate
Adjust.Specifically, in the utility model embodiment, the quantity of supporting pad 400 is four, and annular array is in the bottom of sundial dial plate 100
Portion.
It should be noted that the material of foot pad is rubber or silica gel, the stability of total is added.
Mode two
Supporting pad 400 includes base and spring, and supporting pad 400 is fixed in one end of spring, and the other end is used to connect sundial table
Disk 100.
Base is used to be positioned over dais or experimental bench, when support force that the spring between base and sundial dial plate 100 is born with
Pressure is equal, and total keeps stablizing.Since spring has the function of automatic adjusument, when supporting pad 400 be evenly arranged with it is more
A, multiple springs can keep integrally-built stability.
It should be noted that both the above embodiment is simply to the specific of supporting pad in the utility model embodiment 400
Structure example illustrates, is not used to limit the utility model scope claimed.
In addition, in order to increase the stability of total, the bottom of supporting pad 400 is provided with anti-skid structure, this is anti-skidding
Structure can be the structures such as anti-skid bulge, antiskid groove, net structure or decorative pattern.
Wherein, connector includes the screw and nut that is mutually matched, on the edge and sundial dial plate 100 of day dome 300 one by one
It is corresponding to offer the mounting hole passed through for screw.
The hemispherical edge of its dome 300 has installation edge, and the installation sides aligned parallel is in 100 plane of sundial dial plate.In day
Multiple mounting holes are offered on the installation edge of dome 300, multiple mounting holes are circumferentially uniformly distributed.At the edge of sundial dial plate 100
It is also equipped with mounting hole, the mounting hole on day dome 300 is corresponded with the mounting hole on sundial dial plate 100, and screw sequentially passes through
Two corresponding mounting holes, are fixed with nut on its dome and sundial dial plate, realize consolidating between day dome 300 and sundial dial plate 100
Fixed connection.
Preferably, in order to improve the aesthetics of total, in day, the installation edge of dome 300 is provided with catch, the gear
Piece corresponds to mounting hole setting, and the head of screw is blocked for covering.
The catch can be paster, pieces of cloth, plastic paper etc., can carry out personal settings as needed.
Further, after the bar portion of screw installs the mounting hole at edge, the mounting hole of sundial dial plate 100 through day dome 300
Coordinate with nut, the head of screw stays in the installation edge of day dome 300, and protrudes from the surface at installation edge, even if there is gear
Piece blocks, still not beautiful enough.
In order to solve this problem, installed in day dome 300 and be provided with counterbore around the mounting hole at edge, which can
The head of screw is accommodated, it is not protruded from the upper surface at installation edge as far as possible, along with the modification of catch, improves
The aesthetics of total.
In the utility model embodiment, the quantity of screw is preferably eight.
It should be noted that the connector in the utility model embodiment can also be the structures such as buckle, thread gluing, Dou Nengshi
Existing day dome 300 being detachably connected therebetween with sundial dial plate 100.
Embodiment two
The utility model embodiment provides a kind of demonstration teaching aid, including light source and any corona such as the offer of embodiment one
Ancient Chinese sundial component, the surface of light source along day dome 300 are moved simulated solar and are moved.When light source is moved along the first track 310 being capable of mould
Intend sunlight movement locus in one day, light source along the second track 320 move can be in simulated solar irradiation 1 year recurrent mutation rail
Mark.
Wherein, the concrete structure of corona ancient Chinese sundial component is hereinbefore discussed in detail, and details are not described herein again.
The demonstration teaching aid coordinates corona ancient Chinese sundial component to use by light source, facilitates teacher to impart knowledge to students, is also convenient for student and independently grasps
Work learns.
Preferably, light source is glare light electric torch.Certainly, light source can also be the shiner of other convenient manipulations.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify the technical solution described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical solution of type.
Claims (10)
- A kind of 1. corona ancient Chinese sundial component, it is characterised in that including：Sundial dial plate, gnomon and transparent day dome；The day dome For hemispherical, correspondence is covered on the sundial dial plate；The gnomon is vertically arranged at the center of the sundial dial plate；The sundial table Division of day and night table and ancient Chinese sundial projected area are provided with disk.
- 2. corona ancient Chinese sundial component according to claim 1, it is characterised in that be provided with the day dome the first track and Second track；The both ends of first track correspond to the period of the day from 5 am. to 7 am. and the period of the day from 5 p.m. to 7 p.m in the division of day and night table respectively, for simulating celestial equator；Institute State the second track and be located at the region that the period of the day from 11 a.m. to 1 p.m on the division of day and night table is directed toward at the sundial dial plate center, moved for the simulated solar tropic year Track.
- 3. corona ancient Chinese sundial component according to claim 1, it is characterised in that the bottom of the sundial dial plate is provided with support Pad.
- 4. corona ancient Chinese sundial component according to claim 3, it is characterised in that the supporting pad includes foot pad and adjusts spiral shell Bolt；The adjusting bolt is movably set on the foot pad, and the free end of the adjusting bolt is used to connect the sundial dial plate.
- 5. corona ancient Chinese sundial component according to claim 4, it is characterised in that the material of foot pad is rubber or silica gel.
- 6. corona ancient Chinese sundial component according to claim 1, it is characterised in that the edge of the day dome and the sundial dial plate It is detachably connected by connector.
- 7. corona ancient Chinese sundial component according to claim 6, it is characterised in that the connector includes the screw being mutually matched And nut, the mounting hole for offering and being passed through for the screw is corresponded on the edge of the day dome and the sundial dial plate.
- 8. corona ancient Chinese sundial component according to claim 7, it is characterised in that be provided with the day dome and hidden for covering Keep off the catch of the screw head.
- A kind of 9. demonstration teaching aid, it is characterised in that the corona ancient Chinese sundial including light source and as any one of claim 1-8 Component, the surface of the light source along the day dome, which is moved, can simulate in one day sunlight movement locus or sunlight 1 year Interior recurrent mutation track.
- 10. demonstration teaching aid according to claim 9, it is characterised in that the light source is glare light electric torch.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721325621.2U CN207366958U (en) | 2017-10-16 | 2017-10-16 | Corona ancient Chinese sundial component and demonstration teaching aid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721325621.2U CN207366958U (en) | 2017-10-16 | 2017-10-16 | Corona ancient Chinese sundial component and demonstration teaching aid |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400513A (en) * | 2019-08-05 | 2019-11-01 | 信阳学院 | A kind of multi-functional geographical sunshine projection teaching experimental provision |
| CN114155769A (en) * | 2022-01-08 | 2022-03-08 | 湖州师范学院 | Equatorial sundial principle demonstration instrument |
-
2017
- 2017-10-16 CN CN201721325621.2U patent/CN207366958U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400513A (en) * | 2019-08-05 | 2019-11-01 | 信阳学院 | A kind of multi-functional geographical sunshine projection teaching experimental provision |
| CN114155769A (en) * | 2022-01-08 | 2022-03-08 | 湖州师范学院 | Equatorial sundial principle demonstration instrument |
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