CN216871468U - Earth movement demonstration instrument - Google Patents
Earth movement demonstration instrument Download PDFInfo
- Publication number
- CN216871468U CN216871468U CN202122160861.4U CN202122160861U CN216871468U CN 216871468 U CN216871468 U CN 216871468U CN 202122160861 U CN202122160861 U CN 202122160861U CN 216871468 U CN216871468 U CN 216871468U
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- earth
- transmission gear
- model
- gear box
- demonstration instrument
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- 230000033001 locomotion Effects 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 238000010146 3D printing Methods 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
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Abstract
The utility model discloses an earth motion demonstration instrument, which comprises a base part, a revolving arm, a transmission gear box, an earth model and a solar model, wherein the transmission gear box comprises a transmission gear set and a connecting shaft, at least part of the connecting shaft is arranged in the base, the solar model is arranged on the revolving arm, the revolving arm can rotate relative to the base part through the transmission gear box, the earth model comprises an earth body and a revolving shaft, the revolving shaft penetrates through the earth body, the revolving shaft can rotate under the action of the transmission gear set, the revolving shaft rotates to drive the earth model to rotate, the earth motion demonstration instrument is applied to the geography teaching process, the scheme can intuitively realize the autorotation and revolution states of the earth, and is displayed to students through a three-dimensional model, it is more convenient for students to learn the relevant knowledge of the earth.
Description
Technical Field
The utility model relates to the field of teaching science popularization, in particular to a terrestrial movement demonstration instrument.
Background
The common globe sold on the market at present consists of a spherical body drawn with a map and a bracket, and the globe can only statically reflect each geographic position and cannot comprehensively, visually and dynamically express the rotation and revolution motions of the earth. When students learn related geographical knowledge, the students can only understand the geographical knowledge related to learning through a two-dimensional schematic diagram in a textbook, and an ideal teaching effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the technical scheme provided by the utility model is as follows:
the utility model provides an earth motion demonstration appearance, its characterized in that, earth motion demonstration appearance includes base portion, revolving arm, transmission gear box, earth model and solar model, transmission gear box includes transmission gear group and connecting axle, the connecting axle at least some install in the base, solar model install in on the revolving arm, the revolving arm accessible transmission gear box is rotatory for base portion, the earth model includes earth body and axis of rotation, the axis of rotation wears to locate earth body, the axis of rotation can be in rotatory under the effect of transmission gear group, the axis of rotation drives earth model is rotatory.
Further, the transmission gear box comprises a power motor, the earth movement demonstration instrument further comprises a driving motor, the driving motor drives the power motor, and the power motor drives the transmission gear box to move.
Furthermore, the earth movement demonstration instrument further comprises a cantilever part, the cantilever part is in an arc shape, the cantilever part comprises a plurality of clamping groove parts and a sliding groove, the sliding groove is communicated with the plurality of clamping groove parts, and the solar model is clamped in the clamping groove parts.
Furthermore, the earth movement demonstration instrument further comprises a supporting seat, one end of the supporting seat is connected with the rotary arm, the other end of the supporting seat is connected with the cantilever part, and the solar model is installed on the rotary arm through the cantilever part and the supporting seat.
Furthermore, including warp and weft on the spheroid, the surface of spheroid is erasable layer, the spheroidal material is carbon fiber.
Furthermore, an inclination angle is formed between the rotation shaft and the transmission gear set, and the inclination angle is the angle of the inclination angle of the ground axis.
Further, the gears in the drive gear set are manufactured by 3D printing.
After the scheme is adopted, the utility model has the following advantages: the earth movement demonstration instrument provided by the utility model is applied to the process of geography teaching, the rotation and revolution states of the earth can be visually realized, and the rotation and revolution states are displayed to students through the three-dimensional model, so that the students can more conveniently learn the relevant knowledge of the earth.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of the earth movement demonstrator of the present invention;
FIG. 2 is a schematic structural view of a transmission gear box of the earth motion demonstrator of the present invention;
FIG. 3 is a schematic view of a partial structure of the earth movement demonstration apparatus of the present invention.
As shown in the figure: 1. the device comprises a base part, 2, a rotary arm, 3, a transmission gear box, 4, an earth model, 5, a sun model, 6, a cantilever part, 7, a supporting seat, 8, a driving motor, 31, a transmission gear set, 32, a connecting shaft, 33, a power motor, 41, a terrestrial globe, 42, a rotating shaft, 61, a clamping groove part, 62 and a sliding groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "a plurality" represents at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
According to the attached drawings 1-3, the utility model provides an earth motion demonstration instrument 100, the earth motion demonstration instrument 100 comprises a base 1, a revolving arm 2, a transmission gear box 3, an earth model 4 and a sun model 5, the transmission gear box 3 comprises a transmission gear set 31 and a connecting shaft 32, the connecting shaft 32 is at least partially installed in the base, the sun model 5 is installed on the revolving arm 2, the revolving arm 2 can rotate relative to the base 1 through the transmission gear box 3, the earth model 4 comprises a earth body 41 and a rotation shaft 42, the rotation shaft 42 penetrates through the earth body 41, the rotation shaft 42 can rotate under the action of the transmission gear set 31, and the rotation shaft 42 rotates to drive the earth model 4 to rotate.
As a preferred embodiment of this embodiment, the transmission gear box 3 includes a power motor 33, the earth movement demonstration instrument 100 further includes a driving motor 8, the driving motor 8 drives the power motor 33, and the power motor 33 drives the transmission gear set 31 to move.
As a preferred embodiment of the present invention, the earth movement demonstration instrument 100 further includes a cantilever portion 6, the cantilever portion 6 is in an arc shape, the cantilever portion 6 includes a plurality of slot portions 61 and a sliding slot 62, the sliding slot 62 communicates with the plurality of slot portions 61, the solar model 5 is clamped in the slot portions 61, and specifically, the height of the solar model 5 can be adjusted through the sliding slot 62 and the slot portions 61.
As a preferred embodiment of this embodiment, the earth movement demonstration instrument 100 further includes a support base 7, one end of the support base 7 is connected to the revolving arm 2, the other end of the support base 7 is connected to the cantilever portion 6, and the solar model 5 is mounted on the revolving arm 2 through the cantilever portion 6 and the support base 7.
As a preferred embodiment of this embodiment, the earth body 41 includes warp threads and weft threads, the surface of the earth body 41 is an erasable layer, and the material of the body is carbon fiber.
In the preferred embodiment of the present invention, the rotation shaft 42 and the transmission gear set 31 have an inclination angle therebetween, and the inclination angle is an angle of a ground axis inclination angle.
As a preferred embodiment of the present embodiment, the gears in the transmission gear set 31 are manufactured by 3D printing.
When the utility model is used, after a driving motor is started, the power motor 33 supplies power to the transmission gear set 31, the transmission gear set 31 drives the rotation shaft 42 to rotate on one hand, the earth body 41 rotates along with the rotation of the rotation shaft 42, the transmission gear set 31 drives the revolving arm 2 to rotate on the other hand, the revolving arm 2 is provided with the sun model 5 which is arranged on the revolving arm 2 through the cantilever part 6 and the supporting seat 7, and the sun model 5 can rotate around the earth through the revolving arm 2 to realize the revolution state of the earth in a phase change manner.
The earth movement demonstration instrument 100 provided by the utility model can be used in the process of geography teaching, the rotation and revolution states of the earth can be visually realized, and the rotation and revolution states are displayed to students through a three-dimensional model, so that the students can more conveniently learn the relevant knowledge of the earth.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. The utility model provides an earth motion demonstration appearance, its characterized in that, earth motion demonstration appearance includes base portion, revolving arm, transmission gear box, earth model and solar model, transmission gear box includes transmission gear group and connecting axle, the connecting axle at least some install in the base, solar model install in on the revolving arm, the revolving arm accessible transmission gear box is rotatory for base portion, the earth model includes earth body and axis of rotation, the axis of rotation wears to locate earth body, the axis of rotation can be in rotatory under the effect of transmission gear group, the axis of rotation drives earth model is rotatory.
2. The earth motion demonstration instrument according to claim 1, wherein the transmission gear box comprises a power motor, the earth motion demonstration instrument further comprising a driving motor, the driving motor drives the power motor, and the power motor drives the transmission gear box to move.
3. The earth motion demonstration instrument according to claim 1, further comprising a cantilever part, wherein the cantilever part is arc-shaped, the cantilever part comprises a plurality of slot parts and a sliding groove, the sliding groove is communicated with the slot parts, and the solar model is clamped in the slot parts.
4. The earth motion demonstration instrument according to claim 3, further comprising a support base, wherein one end of the support base is connected to the swing arm, the other end of the support base is connected to the cantilever portion, and the solar model is mounted on the swing arm through the cantilever portion and the support base.
5. The earth motion demonstration instrument according to claim 1, wherein the earth body comprises warp and weft, the surface of the earth body is an erasable layer, and the material of the earth body is carbon fiber.
6. The earth motion demonstrator of claim 1, wherein said rotation axis and said transmission gear set have an inclination angle, and said inclination angle is an angle of inclination of a ground axis.
7. An earth motion demonstrator according to any one of claims 1 to 6, wherein said gears in said drive gear train are made by 3D printing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122160861.4U CN216871468U (en) | 2021-09-08 | 2021-09-08 | Earth movement demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122160861.4U CN216871468U (en) | 2021-09-08 | 2021-09-08 | Earth movement demonstration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216871468U true CN216871468U (en) | 2022-07-01 |
Family
ID=82121254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122160861.4U Expired - Fee Related CN216871468U (en) | 2021-09-08 | 2021-09-08 | Earth movement demonstration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216871468U (en) |
-
2021
- 2021-09-08 CN CN202122160861.4U patent/CN216871468U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220701 |