CN208589211U - A kind of geographical teaching instrument - Google Patents
A kind of geographical teaching instrument Download PDFInfo
- Publication number
- CN208589211U CN208589211U CN201820103085.XU CN201820103085U CN208589211U CN 208589211 U CN208589211 U CN 208589211U CN 201820103085 U CN201820103085 U CN 201820103085U CN 208589211 U CN208589211 U CN 208589211U
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- CN
- China
- Prior art keywords
- fixed
- plug
- sliding block
- groove
- opening
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Abstract
The utility model relates to technical field of teaching instruments, especially a kind of geographical teaching instrument, including pedestal, annular groove is offered on the pedestal, the bottom portion of groove is fixed with two endless glides concentric with groove, sliding block is equipped in the groove, the slider bottom is equipped with the sliding slot to match with sliding rail, and the sliding slot on sliding block is slidably installed on the slide rail, the sliding block is far from being vertically and fixedly provided with support rod on the side of sliding slot, the support rod is fixed with arched arm far from one end of sliding block, the arched arm both ends are mounted on rotation axis, two rotation axis are connected with sphere far from one end common rotation of arched arm, two fixed bins are fixed in the sphere.The utility model is capable of the variation and the variation in the four seasons that one day is explained to student of image, can be improved the interest of student, facilitates student memory.
Description
Technical field
The utility model relates to technical field of teaching instruments more particularly to a kind of geographical teaching instruments.
Background technique
For the ease of recognizing the earth, people copy the shape of the earth, reduce according to a certain percentage, made the mould of the earth
Type instrument --- tellurion.Tellurion is essential a kind of teaching aid in the Science Teaching of middle and primary schools, and the existing earth
Instrument structure is simple, cannot image allow the students in middle and primary schools to understand variation in one day and the variation in the four seasons, only being said by teacher
Solution, the imagination of students go understanding to go to recognize, and such teaching efficiency is bad, are unfavorable for students and grasp knowledge.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of geographical teaching instrument proposed
Device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of geographical teaching instrument, including pedestal are designed, annular groove is offered on the pedestal, the bottom portion of groove is solid
Surely it sets there are two the endless glide concentric with groove, the groove is interior to be equipped with sliding block, and the slider bottom is equipped with and sliding rail phase
Matched sliding slot, and the sliding slot on sliding block is slidably installed on the slide rail, the sliding block on the side of sliding slot far from being vertically and fixedly provided with
Support rod, the support rod are fixed with arched arm far from one end of sliding block, and the arched arm both ends are mounted on rotation axis, and two
The rotation axis is connected with sphere far from one end common rotation of arched arm, and two fixed bins, institute are fixed in the sphere
It states the one end of rotation axis far from arched arm to be arranged in fixed bin by bearing, the first inserting is equidistantly offered on the pedestal
Hole, lamp stand is fitted in first plug-in opening, and the lamp stand is equipped with light bulb far from one end of the first plug-in opening.
Preferably, first plug-in opening bottom end is fixed with the second magnet, and the lamp stand bottom end is fixed with the first magnet,
The second plug-in opening is offered on the pedestal of first plug-in opening two sides, and fixed frame, the fixed frame are fixed on the lamp stand
Both ends are inserted into the second plug-in opening.
Preferably, the lamp stand is equipped with switch, and the switch passes through conducting wire connection bulb.
Preferably, the groove top two sides are respectively and fixedly provided with restriction ring.
The utility model proposes a kind of geographical teaching instrument, beneficial effect is: light bulb simulated solar, sphere simulation ground
Ball, sphere is one day from circling, and sphere is slided in groove around light bulb and is equivalent within one week 1 year, and lamp stand is on pedestal
Position-adjustable, it is convenient when light is bad, allow light bulb close to sphere, be conducive to aged teacher and see sphere clearly to give students explanation
Geographical knowledge.The utility model is capable of the variation and the variation in the four seasons that one day is explained to student of image, can be improved student's
Interest facilitates student memory.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of geographical teaching instrument structural schematic diagram；
Fig. 2 be the utility model proposes a kind of geographical teaching instrument base vertical view.
In figure: pedestal 1, sliding rail 3, limits ring 4, sliding block 5, support rod 6, arched arm 7, sphere 8, fixed bin 9, turns groove 2
Moving axis 10, lamp stand 11, light bulb 12, switch 13, fixed frame 14, the first magnet 15, the first plug-in opening 16, the second magnet 17, second
Plug-in opening 18.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of geographical teaching instrument, including pedestal 1 offer annular groove 2,2 bottom of groove on pedestal 1
Two endless glides 3 concentric with groove 2 are fixed with, 2 top two sides of groove, which are respectively and fixedly provided with, limits ring 4, is equipped in groove 2
Sliding block 5,5 bottom of sliding block is equipped with the sliding slot to match with sliding rail 3, and the sliding slot on sliding block 5 is slidably mounted on sliding rail 3, sliding block 5
It is vertically and fixedly provided with support rod 6 on side far from sliding slot, support rod 6 is fixed with arched arm 7, arched arm 7 far from one end of sliding block 5
Both ends are mounted on rotation axis 10, and two rotation axis 10 are connected with sphere 8 far from one end common rotation of arched arm 7, in sphere 8
Two fixed bins 9 are fixed with, the one end of rotation axis 10 far from arched arm 7 is arranged in fixed bin 9 by bearing, limits ring 4
The sliding block 5 of 8 bottom of sphere in rotation can be prevented to be detached from sliding slot, guarantee that sphere 8 can be rotated smoothly.
The first plug-in opening 16 is equidistantly offered on pedestal 1, lamp stand 11 is fitted in the first plug-in opening 16, lamp stand 11 is far from
One end of one plug-in opening 16 is equipped with light bulb 12, and lamp stand 11 is equipped with switch 13, and switch 13 is inserted by conducting wire connection bulb 12, first
Dress 16 bottom end of hole is fixed with the second magnet 17, and 11 bottom end of lamp stand is fixed with the first magnet 15, the bottom of 16 two sides of the first plug-in opening
The second plug-in opening 18 is offered on seat 1, fixed frame 14 is fixed on lamp stand 11,14 both ends of fixed frame are inserted into the second plug-in opening
In 18, the stabilization that can guarantee that lamp stand 11 is inserted into the first plug-in opening 16 that attracts each other of the first magnet 15 and the second magnet 17
Property, and the fixed frame 14 on lamp stand 11 strengthens the stability of lamp stand 11.
In practice, 12 simulated solar of light bulb, sphere 8 simulates the earth, and sphere 8 is one day from circling, and sphere 8
It slides and is equivalent within one week 1 year in groove 2 around light bulb 12, and position-adjustable of the lamp stand 11 on pedestal 1, it is convenient in light
When line is bad, light bulb 12 is allowed close to sphere 8, is conducive to aged teacher and sees sphere 8 clearly to give students explanation geographical knowledge, the device energy
Enough images explain variation in one day and the variation in the four seasons to student, can be improved the interest of student, facilitate student memory.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. a kind of geographical teaching instrument, including pedestal (1), which is characterized in that annular groove (2) are offered on the pedestal (1),
Groove (2) bottom is fixed with two endless glides (3) concentric with groove (2), is equipped with sliding block in the groove (2)
(5), sliding block (5) bottom is equipped with the sliding slot to match with sliding rail (3), and the sliding slot on sliding block (5) is slidably mounted on sliding rail
(3) on, the sliding block (5) on the side of sliding slot far from being vertically and fixedly provided with support rod (6), and the support rod (6) is far from sliding block (5)
One end be fixed with arched arm (7), arched arm (7) both ends are mounted on rotation axis (10), two rotation axis (10)
One end common rotation far from arched arm (7) is connected with sphere (8), is fixed with two fixed bins (9) in the sphere (8),
The one end of the rotation axis (10) far from arched arm (7) is arranged in fixed bin (9) by bearing, equidistant on the pedestal (1)
It offers the first plug-in opening (16), is fitted with lamp stand (11) in first plug-in opening (16), the lamp stand (11) is far from first
One end of plug-in opening (16) is equipped with light bulb (12).
2. a kind of geographical teaching instrument according to claim 1, which is characterized in that the first plug-in opening (16) bottom end is solid
Surely the second magnet (17) are equipped with, lamp stand (11) bottom end is fixed with the first magnet (15), the first plug-in opening (16) two sides
Pedestal (1) on offer the second plug-in opening (18), be fixed with fixed frame (14) on the lamp stand (11), the fixed frame (14)
Both ends are inserted into the second plug-in opening (18).
3. a kind of geographical teaching instrument according to claim 1, which is characterized in that the lamp stand (11) is equipped with switch
(13), the switch (13) passes through conducting wire connection bulb (12).
4. a kind of geographical teaching instrument according to claim 1, which is characterized in that groove (2) the top two sides are solid
Surely there are restriction ring (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820103085.XU CN208589211U (en) | 2018-01-22 | 2018-01-22 | A kind of geographical teaching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820103085.XU CN208589211U (en) | 2018-01-22 | 2018-01-22 | A kind of geographical teaching instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208589211U true CN208589211U (en) | 2019-03-08 |
Family
ID=65531703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820103085.XU Expired - Fee Related CN208589211U (en) | 2018-01-22 | 2018-01-22 | A kind of geographical teaching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208589211U (en) |
-
2018
- 2018-01-22 CN CN201820103085.XU patent/CN208589211U/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: 20190308 Termination date: 20210122 |