CN205428362U - Earth moon demonstration appearance - Google Patents
Earth moon demonstration appearance Download PDFInfo
- Publication number
- CN205428362U CN205428362U CN201521027496.8U CN201521027496U CN205428362U CN 205428362 U CN205428362 U CN 205428362U CN 201521027496 U CN201521027496 U CN 201521027496U CN 205428362 U CN205428362 U CN 205428362U
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- gear
- moon
- earth
- support
- demonstrator
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Abstract
The utility model discloses an earth moon demonstration appearance, including base, support, globe and month globe, the support sets up on the base, globe and month globe link to each other with the support through the connecting rod respectively, at the inside gear train that is provided with of support, the gear train include first gear, second gear and respectively with first gear and the 2nd gear engagement's gear drive shaft, the connecting rod of month globe pass behind the support with a gear connection, the connecting rod of globe pass behind the support with the 2nd gear connection, the second gear still is connected at the inside electric actuator of base with the setting the inside manual gear axle that still is provided with of support, manual gear axle one end and the 2nd gear engagement, the other end is connected at the outside handle that sways of support with the setting. The utility model discloses can select manual or electronic dual mode to carry out audio -visual demonstration to the motion laws of the moon and the earth.
Description
Technical field
This utility model relates to a kind of demonstrator imparted knowledge to students, and particularly relates to a kind of earth and moon demonstrator, belongs to teaching aid field.
Background technology
At present, the demonstrator of the simulation celestial bodies motion used in teaching, mostly based on simulate day, the operational relation of the moon three ball, and mainly reflect that the celestial body teaching object model of the rotation relation of the moon and the earth is less, student is affected by the earth and the rotation of the sun and revolution, it is impossible to be visually known the rotating rule from the nearest moon of our earth with the earth；This directly affects student to the moon and the understanding of earth movements rule and teaching efficiency, is therefore badly in need of wanting the object teaching instrument of the characteristics of motion of a kind of the simulation moon and the earth.
Utility model content
For solving the deficiencies in the prior art, this utility model provides a kind of earth and moon demonstrator, and manually or electrically two ways can be selected to demonstrate the characteristics of motion of the moon and the earth intuitively.
The technical scheme that this utility model is used is:
A kind of earth and moon demonstrator, including base, support, tellurion and lunar globe, described support is arranged on base, described tellurion and lunar globe are connected with support by connecting rod respectively, internal stent is provided with gear train, described gear train includes the first gear, second gear and respectively with the first gear and the second gear meshed gears power transmission shaft, the connecting rod of described lunar globe is connected with the first gear after support, the connecting rod of described tellurion is connected with the second gear after support, described second gear is also connected with the electric device being arranged on chassis interior, it is additionally provided with manual gear axle at described internal stent, described manual gear axle one end is engaged with the second gear, the other end is connected with the swinging handle being arranged on bracket outer.
Further, described electric device includes motor, the motor transmission shaft being connected between motor output shaft and the second gear, also including the electric machine controller connected with motor, motor controller controls electric machine rotation, motor output shaft delivers power to the second gear by motor transmission shaft.
Further, described motor transmission shaft is rotated by bearing fixed seat and is arranged on chassis interior, and bearing fixed seat ensure that the stable rotation of motor transmission shaft.
Further, described motor transmission shaft is connected with motor output shaft by shaft coupling, improves the power laser propagation effect after connecting.
Further, the connecting rod of described lunar globe and tellurion is connected with holder pivots by bearing, it is ensured that lunar globe and the rotational stability of tellurion.
Further, described gearing shaft is rotated by bearing fixed seat and is arranged on internal stent, and bearing fixed seat ensure that the stable rotation of gearing shaft.
Further, described manual gear axle is fixed seat by sliding bearing and is arranged on internal stent, sliding bearing is fixed while seat ensures its stable rotation, horizontal linear can also be done for manual gear axle to move, when driving with electric device, by swinging handle, manual gear axle can be displaced outwardly in advance, make manual gear axle and the second gear separate, be not involved in rotating.
Further, described swinging handle is Z-type, and the handheld terminal of described swinging handle is axle sleeve, is cased with anti-slip rubber set at described sleeve outer surface, shake operation when facilitating manual.
Further, the underlying holder of described lunar globe is provided with the moon dial corresponding with lunar globe, the underlying holder of described tellurion is provided with the calendar-disc corresponding with tellurion, corresponding moon phase variety and calendar can be checked respectively according to the turned position of lunar globe and tellurion, understand the natural phenomena that the moon is corresponding with the earth.
The beneficial effects of the utility model are: can simulate the moon and the kinestate of the earth and rule intuitively, it is possible to select manually or electrically two ways that the characteristics of motion of the moon and the earth is carried out ocular demonstration, improve teaching demonstration effect.
Accompanying drawing illustrates:
Fig. 1 is this utility model overall structure schematic diagram；
In figure, Main Reference Numerals implication is as follows:
1, base, 2, support, 3, tellurion, 4, lunar globe, 5, connecting rod, the 6, first gear, the 7, second gear, 8, gearing shaft, 9, bearing fixed seat, 10, bearing, 11, motor, 12, motor transmission shaft, 13, shaft coupling, 14, manual gear axle, 15, swinging handle, 16, sliding bearing fix seat, 17, moon dial, 18, calendar-disc, 19, axle sleeve, 20, anti-slip rubber set.
Detailed description of the invention:
Below in conjunction with the accompanying drawings this utility model is done concrete introduction.
nullAs shown in Figure 1: the present embodiment is a kind of earth and moon demonstrator，Including base 1、Support 2、Tellurion 3 and lunar globe 4，Support 2 is arranged on base 1，Tellurion 3 and lunar globe 4 are connected with support 2 by connecting rod 5 respectively，It is internally provided with gear train at support 2，Gear train includes the first gear 6、Second gear 7 and respectively with the first gear 6 and the second gear 7 meshed gears power transmission shaft 8，Gearing shaft 8 is rotated by bearing fixed seat 9 and is arranged on support 2 inside，Bearing fixed seat 9 ensure that the stable rotation of gearing shaft 8，The connecting rod 5 of lunar globe 4 is connected with the first gear 6 after support 2，The connecting rod 5 of tellurion 3 is connected with the second gear 7 after support 2，In the present embodiment, the connecting rod 5 of lunar globe 4 and tellurion 3 is rotationally connected with support 2 by bearing 10，Ensure that lunar globe 4 and the rotational stability of tellurion 3，Second gear 7 is also connected with the electric device being arranged within base 1，Electric device described in the present embodiment includes motor 11、It is connected to the motor transmission shaft 12 between motor 11 output shaft and the second gear 7，Also include the electric machine controller connected with motor 11，Motor controller controls motor 11 rotates，Motor 11 output shaft delivers power to the second gear 7 by motor transmission shaft 12，Motor transmission shaft 12 is rotated by bearing fixed seat 9 and is arranged on base 1 inside，Bearing fixed seat 9 ensure that the stable rotation of motor transmission shaft 12，Motor transmission shaft 12 is connected with motor 11 output shaft by shaft coupling 13，Improve the power laser propagation effect after connecting，The most described support 2 is internal is additionally provided with manual gear axle 14，Manual gear axle 14 one end is engaged with the second gear 7，The other end is connected with the swinging handle 15 being arranged on outside support 2，Manual gear axle 14 is fixed seat 16 by sliding bearing and is arranged on support 2 inside，Sliding bearing is fixed while seat 16 ensures its stable rotation，Horizontal linear can also be done for manual gear axle 14 to move，When driving with electric device，By swinging handle 15, manual gear axle 14 can be displaced outwardly in advance，Manual gear axle 14 is made to separate with the second gear 7，It is not involved in rotating；The swinging handle 15 of the present embodiment is Z-type, and the handheld terminal of swinging handle 15 is axle sleeve 19, is cased with anti-slip rubber set 20 at axle sleeve 19 outer surface, shake operation when facilitating manual.
The present embodiment is provided with the moon dial 17 answered 4 with lunar globe on the underlying holder 2 of lunar globe 4, the underlying holder 2 of described tellurion 3 is provided with the calendar-disc 18 corresponding with tellurion 3, corresponding moon phase variety and calendar can be checked respectively according to the turned position of lunar globe 4 and tellurion 3, understand the natural phenomena that the moon is corresponding with the earth.
The present embodiment work process is as follows:
When hand rotation, swinging handle 15 is pushed inward, manual gear axle 14 is made to engage with the second gear 7, then swinging handle 15 is rotated, manual gear axle 14 drives the second gear 7 to rotate, and the second gear 7 drives tellurion 3 to rotate, simultaneously, second gear 7 transmits power to the first gear 6 by gearing shaft 8, and the first gear 6 drives lunar globe 4 to rotate；When using electric device to drive, swinging handle 15 is pulled outwardly, manual gear axle 14 is made to separate with the second gear 7, rotated by motor controller controls motor 11, motor 11 output shaft delivers power to the second gear 7 by motor transmission shaft 12, and the second gear 7 drives tellurion 3 to rotate, simultaneously, second gear 7 transmits power to the first gear 6 by gearing shaft 8, and the first gear 6 drives lunar globe 4 to rotate；Therefore the manual and electronic two ways demonstration moon and the rotating rule of the earth are realized.
The above is only the preferred implementation of this utility model patent; should be understood that; for those skilled in the art; on the premise of without departing from this utility model patent principle; can also make some improvements and modifications, these improvements and modifications also should be regarded as the protection domain of this utility model patent.
Claims (9)
1. an earth and moon demonstrator, including base, support, tellurion and lunar globe, described support is arranged on base, and described tellurion and lunar globe are connected with support by connecting rod respectively；It is characterized in that: internal stent is provided with gear train, described gear train include the first gear, the second gear and respectively with the first gear and the second gear meshed gears power transmission shaft, the connecting rod of described lunar globe is connected with the first gear after support, and the connecting rod of described tellurion is connected with the second gear after support；Described second gear is also connected with the electric device being arranged on chassis interior, is additionally provided with manual gear axle at described internal stent, and described manual gear axle one end is engaged with the second gear, and the other end is connected with the swinging handle being arranged on bracket outer.
A kind of earth and moon demonstrator the most according to claim 1, it is characterised in that described electric device includes motor, the motor transmission shaft being connected between motor output shaft and the second gear, also includes the electric machine controller connected with motor.
A kind of earth and moon demonstrator the most according to claim 2, it is characterised in that described motor transmission shaft is rotated by bearing fixed seat and is arranged on chassis interior.
A kind of earth and moon demonstrator the most according to claim 2, it is characterised in that described motor transmission shaft is connected with motor output shaft by shaft coupling.
A kind of earth and moon demonstrator the most according to claim 1, it is characterised in that the connecting rod of described lunar globe and tellurion is connected with holder pivots by bearing.
A kind of earth and moon demonstrator the most according to claim 1, it is characterised in that described gearing shaft is rotated by bearing fixed seat and is arranged on internal stent.
A kind of earth and moon demonstrator the most according to claim 1, it is characterised in that described manual gear axle is fixed seat by sliding bearing and is arranged on internal stent.
A kind of earth and moon demonstrator the most according to claim 1, it is characterised in that described swinging handle is Z-type, and the handheld terminal of described swinging handle is axle sleeve, is cased with anti-slip rubber set at described sleeve outer surface.
A kind of earth and moon demonstrator the most according to claim 1, it is characterised in that be provided with the moon dial corresponding with lunar globe on the underlying holder of described lunar globe, be provided with the calendar-disc corresponding with tellurion on the underlying holder of described tellurion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027496.8U CN205428362U (en) | 2015-12-10 | 2015-12-10 | Earth moon demonstration appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027496.8U CN205428362U (en) | 2015-12-10 | 2015-12-10 | Earth moon demonstration appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205428362U true CN205428362U (en) | 2016-08-03 |
Family
ID=56516649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521027496.8U Expired - Fee Related CN205428362U (en) | 2015-12-10 | 2015-12-10 | Earth moon demonstration appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205428362U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448182A (en) * | 2015-12-10 | 2016-03-30 | 陈菊芳 | Earth and moon demonstration instrument |
| CN109754698A (en) * | 2017-11-04 | 2019-05-14 | 杨刘瑾 | A kind of sun, earth teaching appliance |
-
2015
- 2015-12-10 CN CN201521027496.8U patent/CN205428362U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448182A (en) * | 2015-12-10 | 2016-03-30 | 陈菊芳 | Earth and moon demonstration instrument |
| CN109754698A (en) * | 2017-11-04 | 2019-05-14 | 杨刘瑾 | A kind of sun, earth teaching appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160803 Termination date: 20161210 |