CN214897267U - Star anniversary parallax demonstration instrument - Google Patents
Star anniversary parallax demonstration instrument Download PDFInfo
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- CN214897267U CN214897267U CN202120301362.XU CN202120301362U CN214897267U CN 214897267 U CN214897267 U CN 214897267U CN 202120301362 U CN202120301362 U CN 202120301362U CN 214897267 U CN214897267 U CN 214897267U
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Abstract
The utility model discloses a star anniversary parallax demonstration appearance relates to teaching apparatus technical field. This sidereal anniversary parallax demonstration appearance, including the card paper piece that is located the base top, the top fixedly connected with gag lever post of base, the surface cover of gag lever post is equipped with the net note, and the bottom and the base laminating of net note, and spacing hole has been seted up to the top intermediate position of card paper piece, and the inner wall sliding connection in gag lever post in the table wall in spacing hole, and the spout has been seted up to the top surface of card paper piece. This sidereal anniversary parallax demonstration appearance, the preparation material is simple, easily acquire, uses laser pen and scale, and the phenomenon is obvious, and the reading of being convenient for, the evidence is powerful, has broken through the difficult point in this class effectively, and can operate in the laboratory, can not receive the restriction in weather and place, improves experimental efficiency remarkably, and the equipment is light small, and the low cost can batch production, the student of being convenient for is experimental in groups.
Description
Technical Field
The utility model relates to the technical field of teaching equipment, specifically be fixed star anniversary parallax demonstration appearance.
Background
The star year parallax demonstration instrument in the textbook enables students to experience in a simulation experiment mode, the students can see the visual position difference of different stars at different distances at different positions of a revolution orbit, namely the students can observe the position changes of different stars at different distances on a circle (simulating the revolution orbit of the earth), and in the actual operation process, due to the problems of overlarge field and the like, the experiment efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a star anniversary parallax demonstration appearance, solve the problem in former experiment place, former experiment needs very big place, just can effectively observe, so can only arrange outdoors, if the playground, observe time measuring, easily receive bad weather effect, easily receive other course interference, and place conflict etc., solve long problem consuming time, because former experiment place is too big, organize the teaching difficulty, the teacher will make a round trip to guide between each group, fatigue, experimental efficiency is low, solve reading error problem, what take during the observation is range estimation mode measured data, it is great to arouse reading error, solve the problem of record difficulty, it is too big to observe the place, can only rely on recall data to record, contrast data difficulty, the student hardly understands.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: star anniversary parallax demonstration appearance, including the card paper sheet that is located the base top, the top fixedly connected with gag lever post of base, the surface cover of gag lever post is equipped with the net note, and the bottom and the base laminating of net note, spacing hole has been seted up to the top intermediate position of card paper sheet, and the inner wall sliding connection in the gauge wall of gag lever post in spacing hole, the spout has been seted up to the top surface of card paper sheet, the inside sliding connection of spout has the magnetic paste, first model and second model are installed at the top of card paper sheet, the top surface cover of gag lever post is equipped with the table tennis, the equal fixedly connected with magnetic paste in bottom of first model and second model, the bottom and the magnetic paste fixed connection of third model.
Further, the laser pen is installed on the top of base, and the even fixed mounting in top of base has a plurality of scales.
Furthermore, scales arranged in a circumferential array are engraved in the middle of the top of the base.
Further, the first model, the second model and the third model are all of spherical structures.
Further, the longitudinal cross section of the card sheet is of an oval structure.
Further, the base includes the PVC cystosepiment, the top fixed connection of PVC cystosepiment has the magnetic sheet, and the top fixedly connected with coordinate paper of magnetic sheet, coordinate paper fixed connection is in the bottom of gag lever post.
The utility model provides a star year parallax demonstration appearance. The method has the following beneficial effects:
(one), this sidereal anniversary parallax demonstration appearance, the preparation material is simple, easily acquire, uses laser pen and scale, and the phenomenon is obvious, the reading of being convenient for, and the evidence is powerful, has broken through the difficult point of this class effectively, and can operate in the laboratory, can not receive the restriction in weather and place, improves the experimental efficiency remarkably, and the equipment is light small, and the low in cost can batch production, the student of being convenient for is experimental in groups.
The star year parallax demonstration instrument changes the orbit to be closer to the reality, changes the circular revolution orbit of the earth in a simulation experiment into an ellipse to be closer to the reality, innovatively uses a transparent grid record sheet, combines a laser pen, and reuses a drawing method in mathematics, effectively fuses science and mathematics, greatly improves the data accuracy, and is easier to observe a phenomenon compared with actual observation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;
FIG. 3 is a schematic structural view of the stop lever of the present invention;
fig. 4 is a top view of the present invention.
In the figure: 1. a card sheet; 2. a base; 201. PVC foam board; 202. a magnetic plate; 203. coordinate paper; 3. a first model; 4. a second model; 5. a table tennis ball; 6. a third model; 7. a grid record sheet; 8. a chute; 9. magnetic pasting; 10. a laser pen; 11. a limiting hole; 12. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: star anniversary parallax demonstration appearance, including the card paper sheet 1 that is located 2 tops of base, the top fixedly connected with gag lever post 12 of base 2, the surface cover of gag lever post 12 is equipped with net note 7, and the bottom and the base 2 laminating of net note 7, spacing hole 11 has been seted up to the top intermediate position of card paper sheet 1, and the inner wall sliding connection in gag lever post 12 of spacing hole 11's table wall, spout 8 has been seted up to the top surface of card paper sheet 1, spout 8's inside sliding connection has magnetic paste 9, first model 3 and second model 4 are installed at card paper sheet 1's top, the top surface cover of gag lever post 12 is equipped with table tennis 5, the equal fixedly connected with magnetic paste 9 in bottom of first model 3 and second model 4, the bottom and the magnetic paste 9 fixed connection of third model 6.
In this embodiment: the base 2 is a magnetic disc with the diameter of 30cm and the height of no more than 6cm, which is convenient for indoor use, the card paper sheet 1 replaces the earth revolution orbit, the center is provided with a limit hole 11, a mark line is arranged on the center and can be aligned with the mark line of the base 2, a limit rod 12 is fixed at the top center position of the base 2, the card paper sheet 1 and the grid recording sheet 7 are convenient to position and install, the grid recording sheet 7 is a transparent grid plastic product, the coordinate of the base 2 is not blocked, the experiment and the recording are convenient, the grid recording sheet can be overlapped, the contrast is distinct in the experiment and is clear at a glance, the plastic product can be repeatedly utilized for many times, materials are saved, the top of the card paper sheet 1 is provided with a chute 8 for ensuring that the observation plane can be at the same height, the error is reduced, the magnetic sticker 9 can slide in the chute 8, the ping-pong ball 5 is sleeved at the top of the limit rod 12 for fixing the card paper sheet 1 and the grid recording sheet 7, the magnetic patches 9 are arranged below the first model 3, the second model 4 and the third model 6, can be adsorbed on the base 2 and can move freely.
Specifically, the laser pen 10 is installed on the top of base 2, and the even fixed mounting in top of base 2 has a plurality of scales.
In this embodiment: the laser pen 10 is arranged on the base 2 and can be used for simulating the sight of an observer and showing the invisible sight, so that the observation and the recording of students are facilitated, the scale is a 10-0-10cm middle dividing ruler, the reading is facilitated, and the precision of the laser pen can be improved compared with the visual data.
Specifically, scales arranged in a circumferential array are engraved in the middle of the top of the base 2.
In this embodiment: alignment of the revolution orbit of the third model 6 and determination of the position of the third model 6 are facilitated.
Specifically, the first model 3, the second model 4 and the third model 6 are all of spherical structures.
In this embodiment: the first model 3, the second model 4 and the third model 6 replace the first star, the second star and the earth respectively and are used for simulating annual parallax of the stars.
Specifically, the longitudinal cross section of the card sheet 1 is an elliptical structure.
In this embodiment: the card paper 1 adopts an elliptical card paper 1, so that the revolution orbit of the earth is conveniently replaced.
Specifically, base 2 includes PVC cystosepiment 201, and the top fixed connection of PVC cystosepiment 201 has magnetic sheet 202, and magnetic sheet 202's top fixed connection has coordinate paper 203, and coordinate paper 203 fixed connection is in the bottom of gag lever post 12.
In this embodiment: base 2 contains the three-layer, glues PVC cystosepiment 201, magnetic sheet 202 and coordinate paper 203 together as base 2, and magnetic sheet 202 is in PVC cystosepiment 201 and coordinate paper 203's centre, coordinate paper 203's top and gag lever post 12 fixed connection.
When in use, the base 2 is firstly placed at a proper position in a room, the first model 3, the second model 4, the table tennis ball 5 and the third model 6 respectively replace a first fixed star, a second fixed star, the sun and the earth and are used for simulating annual parallax of the fixed stars, magnetic pastes 9 are respectively arranged below the first model 3, the second model 4 and the third model 6, the magnetic pastes 9 are respectively arranged at the positions of 7-0-7cm of a scale so as to be adsorbed on the base 2, the first model 3 is arranged at the position of 0 scale and represents a red fixed star, the precision of the model is improved relative to visual data, the model can be adsorbed on the base 2 and freely move, the field is moved to the room, time and labor are saved, the card paper sheet 1 is convenient to disassemble, the grid recording sheet 7 is convenient to install, the card paper sheet 1 is provided with a sliding chute 8, the third model 6 can revolve along the track and ensure that the observation plane can be at the same height, the error is reduced, and the laser pen 10 simulates the sight of an observer, so that invisible sight is displayed, and the observation and the recording of students are facilitated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Star anniversary parallax demonstration appearance, including card piece (1) that is located base (2) top, its characterized in that: the top end of the base (2) is fixedly connected with a limiting rod (12), the surface of the limiting rod (12) is sleeved with a grid recording sheet (7), the bottom of the grid recording sheet (7) is attached to the base (2), a limiting hole (11) is arranged in the middle of the top of the paper clamping sheet (1), the inner wall of the limiting hole (11) is connected with the surface wall of the limiting rod (12) in a sliding way, the top surface of the paper clamping sheet (1) is provided with a sliding chute (8), the interior of the sliding chute (8) is connected with a magnetic sticker (9) in a sliding way, the top of the card paper (1) is provided with a first model (3) and a second model (4), the table tennis bat is characterized in that a table tennis ball (5) is sleeved on the top surface of the limiting rod (12), the bottom ends of the first model (3) and the second model (4) are fixedly connected with magnetic pastes (9), and the bottom end of the third model (6) is fixedly connected with the magnetic pastes (9).
2. The sidereal anniversary parallax demonstrator according to claim 1, wherein: the laser pen (10) is installed on the top of base (2), and the even fixed mounting in top of base (2) has a plurality of scales.
3. The sidereal anniversary parallax demonstrator according to claim 2, wherein: scales arranged in a circumferential array are engraved in the middle of the top of the base (2).
4. The sidereal anniversary parallax demonstrator according to claim 3, wherein: the first model (3), the second model (4) and the third model (6) are all of spherical structures.
5. The sidereal anniversary parallax demonstrator according to claim 4, wherein: the longitudinal cross section of the card paper (1) is of an elliptical structure.
6. The sidereal anniversary parallax demonstrator according to claim 5, wherein: base (2) include PVC cystosepiment (201), the top fixedly connected with magnetic sheet (202) of PVC cystosepiment (201), and the top fixedly connected with coordinate paper (203) of magnetic sheet (202), coordinate paper (203) fixed connection is in the bottom of gag lever post (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120301362.XU CN214897267U (en) | 2021-02-02 | 2021-02-02 | Star anniversary parallax demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120301362.XU CN214897267U (en) | 2021-02-02 | 2021-02-02 | Star anniversary parallax demonstration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214897267U true CN214897267U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120301362.XU Active CN214897267U (en) | 2021-02-02 | 2021-02-02 | Star anniversary parallax demonstration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214897267U (en) |
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2021
- 2021-02-02 CN CN202120301362.XU patent/CN214897267U/en active Active
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