CN208819518U - A kind of geo-teaching demonstration device - Google Patents

Abstract

The utility model discloses a kind of geo-teaching demonstration devices, including pedestal, the base top is equipped with rack, accommodating groove is equipped with inside the rack, imaging cloth is equipped with inside the accommodating groove, imaging cloth side is equipped with black-out cloth, the rack side is equipped with dragging track, mounting table is equipped on the inside of the dragging track, battery is equipped with inside the mounting table, support frame is equipped at the top of the mounting table, support frame as described above is equipped with solar model, support frame as described above top is equipped with the first telescopic rod, first telescopic rod one end is equipped with link block, the link block top is equipped with control switch, the link block bottom end is equipped with the second telescopic rod, second telescopic rod one end is equipped with headlamp.The utility model is more visible to simulate the astronomical phenomena such as lunar eclipse, solar eclipse to student via the image being incident upon on imaging cloth under the action of black-out cloth by being illuminated to headlamp function to the model through battery equipped with rack and headlamp.

Description

A kind of geo-teaching demonstration device

Technical field

The utility model relates to teaching equipment field, in particular to a kind of geo-teaching demonstration device.

Background technique

Currently, teacher gives lessons generally by official documents and correspondence or graphic mode, and is being related to some stars in geographical teaching When the relevant knowledge of ball, student can not be allowed intuitively to remove to understand geographical knowledge only with the form of official documents and correspondence, such as the sun, The series of knowledge such as the movement relation between the earth, moon three can inevitably allow student couple if explained by the text of books merely Knowledge generates the psychology being weary of, so how to allow student to understand faster and grasp the common teaching mesh that knowledge is each teacher 's.In the prior art, teacher be typically all directly by the sun, the earth, moon three model, ask student then to assist completing Demonstration, teacher need to set about demonstrating while giving lessons, and not only bad for the explanation of teacher, and be easy to interrupt the think of of attending class of teacher Road is easy to block the sight of classmates, demonstrating effect is also bad, is unfavorable for learning due to needing more people's helps are common to complete demonstration Raw understanding and observation.

Therefore, it is necessary to solve the above problems to invent a kind of geo-teaching demonstration device.

Utility model content

The purpose of this utility model is to provide a kind of geo-teaching demonstration device, user can pass through the first telescopic rod tune Headlamp lateral position is saved, via the second telescopic rod adjusting illuminating lamp lengthwise position, opens control switch, through battery to illumination Lamp function illuminates the model, more visible to via the image being incident upon on imaging cloth under the action of black-out cloth The astronomical phenomena such as raw simulation lunar eclipse, solar eclipse, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of geo-teaching demonstration device, including bottom Seat, the base top are equipped with rack, and accommodating groove is equipped with inside the rack, is equipped with imaging cloth inside the accommodating groove, Imaging cloth side is equipped with black-out cloth, and the rack side is equipped with dragging track, is equipped with and places on the inside of the dragging track Platform, the mounting table inside are equipped with battery, support frame are equipped at the top of the mounting table, and support frame as described above is equipped with sun mould Type, support frame as described above top are equipped with the first telescopic rod, and first telescopic rod one end is equipped with link block, and the link block top is set There is control switch, the link block bottom end is equipped with the second telescopic rod, and second telescopic rod one end is equipped with headlamp, described to slide Top of the rail is equipped with support rod, and the support rod bottom end is equipped with sliding block, and the dragging track and sliding block junction are equipped with sliding slot, institute Supporting bar top is stated equipped with earth model, the earth model side is equipped with moon model, sets between the moon and support rod There is locating rod.

Preferably, third telescopic rod is equipped between the support rod and support frame, the third telescopic rod outer wall, which is equipped with, to be carved Line is spent, is equipped with rolling bearing between described locating rod one end and support rod, between third telescopic rod one end and support frame.

Preferably, the locating rod is obliquely installed, and the solar model, earth model and the moon model centre of sphere are set as same On one horizontal line.

Preferably, the support rod bottom end is fixedly connected with a slide block, and the sliding block is adapted with sliding slot.

Preferably, the imaging cloth and black-out cloth are adapted with accommodating groove, and the imaging cloth is set as mechanism white plastic curtain.

Preferably, the rack, dragging track and mounting table are fixedly connected with pedestal, the battery and mounting table It is adapted.

The technical effect and advantage of the utility model:

1, the utility model can be horizontal by the first telescopic rod adjusting illuminating lamp by being equipped with rack and headlamp, user Control switch is opened, through battery to headlamp function to this via the second telescopic rod adjusting illuminating lamp lengthwise position to position Model is illuminated, via the image being incident upon on imaging cloth under the action of black-out cloth, it is more visible to student simulate lunar eclipse, The astronomical phenomena such as solar eclipse can play better teaching efficiency；

2, the utility model pushes support rod, exists via sliding block by being equipped with dragging track and third telescopic rod, user Sliding in sliding slot carries out earth model and demonstrates around the revolution of solar model, during which student's observable third telescopic rod high scale The variation of line number value specifically recognizes that the revolution of the earth arrives the variation of the distance between sun in the process, can be convenient for users to explanation ground Manage seasonal variations problem in knowledge.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the portion A enlarged drawing in Fig. 1 of the utility model；

Fig. 3 is the dragging track sectional view of the utility model；

Fig. 4 is that the electric elements of the utility model connect circuit diagram；

Fig. 5 is the portion B enlarged drawing in Fig. 1 of the utility model；

In figure: 1 pedestal, 2 racks, 3 accommodating grooves, 4 imaging cloth, 5 black-out clothes, 6 dragging tracks, 7 mounting tables, 8 batteries, 9 support frames, 10 solar models, 11 first telescopic rods, 12 link blocks, 13 control switches, 14 second telescopic rods, 15 headlamps, 16 Support rod, 17 sliding blocks, 18 sliding slots, 19 earth models, 20 moon models, 21 locating rods, 22 third telescopic rods, 23 graduation marks, 24 Rolling bearing.

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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of geo-teaching demonstration device as shown in Figs. 1-5, including pedestal 1, the pedestal 1 Top is equipped with rack 2, and accommodating groove 3 is equipped with inside the rack 2, and imaging cloth 4 is equipped with inside the accommodating groove 3, described to be in Picture 4 side of cloth is equipped with black-out cloth 5, and 2 side of rack is equipped with dragging track 6, is equipped with mounting table on the inside of the dragging track 6 7, it is equipped with battery 8 inside the mounting table 7, support frame 9 is equipped at the top of the mounting table 7, support frame as described above 9 is equipped with the sun Model 10,9 top of support frame as described above are equipped with the first telescopic rod 11, and described first telescopic rod, 11 one end is equipped with link block 12, described 12 top of link block is equipped with control switch 13, and 12 bottom end of link block is equipped with the second telescopic rod 14, second telescopic rod 14 One end is equipped with headlamp 15, and support rod 16 is equipped at the top of the dragging track 6, and 16 bottom end of support rod is equipped with sliding block 17, institute It states dragging track 6 and 17 junction of sliding block is equipped with sliding slot 18,16 top of support rod is equipped with earth model 19, the earth mould 19 side of type is equipped with moon model 20, and locating rod 21 is equipped between the moon and support rod 16.

Further, in the above-mentioned technical solutions, third telescopic rod 22 is equipped between the support rod 16 and support frame 9, 22 outer wall of third telescopic rod is equipped with graduation mark 23, between described 21 one end of locating rod and support rod 16, third telescopic rod 22 Rolling bearing 24 is equipped between one end and support frame 9；

Further, in the above-mentioned technical solutions, the locating rod 21 is obliquely installed, the solar model 10, earth mould Type 19 and 20 centre of sphere of moon model are set as in same horizontal line；

Further, in the above-mentioned technical solutions, 16 bottom end of support rod is fixedly connected with sliding block 17, the sliding block 17 Be adapted with sliding slot 18, user pushes support rod 16, via sliding of the sliding block 17 in sliding slot 18, carry out earth model 19 around The revolution of solar model 10 is demonstrated；

Further, in the above-mentioned technical solutions, the imaging cloth 4 and black-out cloth 5 are adapted with accommodating groove 3, described Imaging cloth 4 is set as mechanism white plastic curtain, more visible to via the image being incident upon on imaging cloth 4 under the action of black-out cloth 5 The astronomical phenomena such as raw simulation lunar eclipse, solar eclipse；

Further, in the above-mentioned technical solutions, the rack 2, dragging track 6 and mounting table 7 are fixed with pedestal 1 Connection, the battery 8 are adapted with mounting table 7.

This practical working principle:

For this geo-teaching demonstration device in use, referring to Figure of description 1-4, user is adjustable by rolling bearing 24 Position between earth model 19 and moon model 20 and solar model 10 is simulated planet operation process, is demonstrated student, Period user can be by 11 adjusting illuminating lamp of the first telescopic rod, 15 lateral position, via 14 adjusting illuminating lamp 15 of the second telescopic rod Lengthwise position is opened control switch 13, is illuminated to 15 function of headlamp to the model through battery 8, in the work of black-out cloth 5 It is more visible to simulate the astronomical phenomena such as lunar eclipse, solar eclipse to student via the image being incident upon on imaging cloth 4 under；

Further, referring to Figure of description 5, user pushes support rod 16, via cunning of the sliding block 17 in sliding slot 18 It is dynamic, it carries out earth model 19 and is demonstrated around the revolution of solar model 10, during which 22 high scale line 23 of student's observable third telescopic rod The variation of numerical value specifically recognizes that the revolution of the earth arrives the variation of the distance between sun in the process, can be geographical convenient for users to explanation Seasonal variations problem in knowledge.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (6)

1. a kind of geo-teaching demonstration device, including pedestal (1), it is characterised in that: be equipped with rack at the top of the pedestal (1) (2), accommodating groove (3) are equipped with inside the rack (2), are equipped with imaging cloth (4) inside the accommodating groove (3), the imaging cloth (4) side is equipped with black-out cloth (5), and rack (2) side is equipped with dragging track (6), is equipped on the inside of the dragging track (6) Mounting table (7), the mounting table (7) is internal to be equipped with battery (8), is equipped with support frame (9) at the top of the mounting table (7), described Support frame (9) is equipped with solar model (10), and support frame as described above (9) top is equipped with the first telescopic rod (11), and described first is flexible Bar (11) one end is equipped with link block (12), and link block (12) top is equipped with control switch (13), link block (12) bottom End is equipped with the second telescopic rod (14), and described second telescopic rod (14) one end is equipped with headlamp (15), at the top of the dragging track (6) Equipped with support rod (16), support rod (16) bottom end is equipped with sliding block (17), the dragging track (6) and sliding block (17) junction Equipped with sliding slot (18), support rod (16) top is equipped with earth model (19), and earth model (19) side is equipped with the moon Model (20) is equipped with locating rod (21) between the moon and support rod (16).

2. a kind of geo-teaching demonstration device according to claim 1, it is characterised in that: the support rod (16) and support Third telescopic rod (22) are equipped between frame (9), third telescopic rod (22) outer wall is equipped with graduation mark (23), the locating rod (21) rolling bearing (24) are equipped between one end and support rod (16), between third telescopic rod (22) one end and support frame (9).

3. a kind of geo-teaching demonstration device according to claim 1, it is characterised in that: locating rod (21) inclination is set It sets, the solar model (10), earth model (19) and moon model (20) centre of sphere are set as in same horizontal line.

4. a kind of geo-teaching demonstration device according to claim 1, it is characterised in that: support rod (16) bottom end with Sliding block (17) is fixedly connected, and the sliding block (17) is adapted with sliding slot (18).

5. a kind of geo-teaching demonstration device according to claim 1, it is characterised in that: the imaging cloth (4) and shading Cloth (5) is adapted with accommodating groove (3), and the imaging cloth (4) is set as mechanism white plastic curtain.

6. a kind of geo-teaching demonstration device according to claim 1, it is characterised in that: the rack (2) slides rail Road (6) and mounting table (7) are fixedly connected with pedestal (1), and the battery (8) is adapted with mounting table (7).