CN213935398U

CN213935398U - Teaching demonstration globe

Info

Publication number: CN213935398U
Application number: CN202023291942.XU
Authority: CN
Inventors: 高智洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-10
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to a teaching aid especially relates to a teaching demonstration globe, include: the base is provided with a plug; the bracket is arranged on the base and rotates by taking the vertical direction as an axis; the ball body is arranged at one end of the bracket and is rotationally connected with the bracket; and the light source component is arranged at the other end of the bracket and irradiates light to the sphere direction. The utility model discloses in, through setting up base, support, spheroid and light source subassembly, the support uses vertical direction to rotate as the axle center, and the spheroid is connected with the rotate bracket, and the light source subassembly shines light to the spheroid direction to use the light source subassembly to simulate the sunlight, the spheroid is as the earth, thereby simulates the earth and under rotation and revolution combined action, the change that the sunlight shines makes the teaching demonstration clear directly perceived more, and the student of being convenient for understands, helps the teaching.

Description

Teaching demonstration globe

Technical Field

The utility model relates to a teaching aid especially relates to a teaching demonstration globe.

Background

Along with the improvement of scientific technology and living standard, people pay more and more attention to the education problem of children, the earth motion rule part is the difficult point of geography teaching, and is the key point of teaching simultaneously, but people are on the earth, and many phenomena are difficult to observe, must just can accomplish with the help of teaching instrument.

The globe is an indispensable tool for teachers to explain geographical knowledge, most of the existing globe used in geographical teaching is a simple globe model, the structure of the globe is simple, students cannot be informed more intuitively and sensitively, only the rotation of the earth can be demonstrated for some time, and the four-season changes of a south hemisphere and a north hemisphere, direct sunlight positions, extreme day and night range changes of south and north poles, and the like caused by revolution and rotation of the earth cannot be demonstrated intuitively, and the globe can be understood only by means of self imagination of the students, so that the teaching quality is influenced.

In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is matched with the application of scholars to actively carry out research and innovation, so as to create a teaching demonstration globe, and the teaching demonstration globe is more practical.

SUMMERY OF THE UTILITY MODEL

The utility model provides a teaching demonstration globe to effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a teaching demonstration globe, comprising:

the base is provided with a plug;

the bracket is arranged on the base and rotates by taking the vertical direction as an axis;

the ball body is arranged at one end of the support and is rotationally connected with the support;

the light source assembly is arranged at the other end of the support and irradiates light to the sphere direction.

Further, a rotating shaft is arranged between the ball body and the support, an included angle between the rotating shaft and the vertical direction is 24 degrees, and the ball body rotates by taking the length extending direction of the rotating shaft as an axis.

Further, the rotating shaft is rotatably connected with the bracket, and the rotating shaft rotates by taking the length extending direction of the rotating shaft as an axis.

Further, a first motor is arranged in the base, the first motor is in transmission connection with the support and the rotating shaft, and the first motor drives the support and the rotating shaft to rotate.

Further, a second motor is arranged in the ball body and drives the ball body to rotate.

Further, the rotating directions of the support, the rotating shaft and the ball body are the same, the support, the rotating shaft and the ball body rotate anticlockwise, and the ratio of the rotating speeds is 1:1: 365.

Furthermore, the light source assembly comprises two common light sources and a laser emitter, wherein the two common light sources are arranged in the vertical direction, the laser emitter is positioned between the two common light sources, and the height of the laser emitter in the vertical direction is positioned in the middle of the sphere.

Further, the support is provided with the balancing weight at the one end that is provided with the light source subassembly.

Further, the sphere is provided with a protruding equator line, a south return line and a north return line.

The utility model has the advantages that: the utility model discloses in through setting up base, support, spheroid and light source subassembly, the support uses vertical direction to rotate as the axle center, and the spheroid is connected with the leg joint, and the light source subassembly shines light to the spheroid direction to use the light source subassembly to simulate the sunlight, the spheroid is as the earth, thereby simulates the earth and under rotation and revolution combined action, the change that the sunlight shines, makes teaching demonstration more directly perceived clear, and the student of being convenient for understands, helps the teaching.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Reference numerals: 1. a base; 2. a support; 21. a balancing weight; 3. a sphere; 4. a light source assembly; 41. a common light source; 42. a laser transmitter; 5. a rotating shaft.

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.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a teaching demonstration globe comprises:

the plug-in type LED lamp comprises a base 1, wherein a plug is arranged on the base 1;

the bracket 2 is arranged on the base 1, and the bracket 2 rotates by taking the vertical direction as an axis;

the ball body 3 is arranged at one end of the bracket 2, and the ball body 3 is rotatably connected with the bracket 2;

light source subassembly 4, light source subassembly 4 set up at the support 2 other end, and light source subassembly 4 shines light to 3 directions of spheroid.

Through setting up base 1, support 2, spheroid 3 and light source subassembly 4, support 2 uses vertical direction to rotate as the axle center, and spheroid 3 rotates with support 2 to be connected, and light source subassembly 4 shines light to 3 directions of spheroid to use light source subassembly 4 to simulate the sunlight, spheroid 3 as the earth, thereby come simulation earth under rotation and revolution combined action, the change that the sunlight shines, make teaching demonstration more directly perceived clear, the student of being convenient for understands, help the teaching.

In the above embodiment, it is preferable that a rotation shaft 5 is provided between the ball 3 and the holder 2, an angle between the rotation shaft 5 and the vertical direction is 24 °, and the ball 3 rotates around the longitudinal extending direction of the rotation shaft 5 as an axis.

Through being provided with rotation axis 5 between spheroid 3 and support 2, rotation axis 5 is 24 with the contained angle of vertical direction, and spheroid 3 uses 5 length extending direction of rotation axis to rotate as the axle center to the inclination to earth self simulates, thereby more audio-visual demonstrates south Pole and north polar extremely daytime and extremely night phenomenon, makes the teaching more directly perceived, and is more accurate, has increased the utility model discloses a practicality and reliability.

In the above embodiment, the rotary shaft 5 is preferably rotatably connected to the holder 2, and the rotary shaft 5 is preferably rotated about its longitudinal extension direction.

Because there is the contained angle rotation axis 5 and vertical direction, so at the rotatory in-process of support 2, rotation axis 5 need then rotate just can keep the inclination's to earth simulation always, otherwise demonstrate the inaccuracy, can let the student produce the misleading, rotate as the axle center through using self length extending direction rotation axis 5 to guarantee the accuracy of demonstration, increased the utility model discloses a practicality and reliability.

Preferably, the first motor is disposed in the base 1, the first motor is in transmission connection with the bracket 2 and the rotating shaft 5, and the first motor drives the bracket 2 and the rotating shaft 5 to rotate.

Through being provided with first motor in base 1, first motor is connected with

support

2 and 5 transmissions of rotation axis to drive support 2 and rotation axis 5 rotate, can realize automatic rotation, thereby better demonstrate, increased the utility model discloses a practicality and reliability.

As a preferable example of the above embodiment, a second motor is provided in the ball 3, and the second motor drives the ball 3 to rotate.

Through be provided with the second motor in spheroid 3, second motor drive spheroid 3 rotates to realize autogiration with spheroid 3, better simulation earth's rotation has increased the utility model discloses a practicality and reliability.

Preferably, the support 2, the rotating shaft 5 and the ball 3 rotate in the same direction and counterclockwise, and the ratio of the rotating speeds is 1:1: 365.

The rotation directions of the support 2, the rotating shaft 5 and the ball 3 are set to be the same, the rotation directions are anticlockwise rotation and are consistent with the rotation and revolution directions of the earth, the rotation and revolution directions of the earth are anticlockwise rotation from west to east, the ratio of the rotation speeds is 1:1:365, the rotation and revolution directions are consistent with the speed ratio of the rotation and revolution directions of the earth, the change of the earth all the year round and the range and time of the north and south poles at the day and night can be more intuitively simulated, students can have more intuitive and more sensitive cognition, the change in geographical knowledge can be linked with the time, the teaching effect is better, and the practicability and the reliability of the utility model are improved.

Preferably, the light source assembly 4 includes two common light sources 41 and a laser emitter 42, the two common light sources 41 and the laser emitter 42 are vertically arranged, the laser emitter 42 is located between the two common light sources 41, and the height of the laser emitter 42 in the vertical direction is located between the spheres 3.

Through being provided with two ordinary light sources 41 and a laser emitter 42 with light source subassembly 4, laser emitter 42 is located in the middle of two ordinary light sources 41, and laser emitter 42 is in the middle of the high spheroid 3 that is located of vertical direction, and the laser that laser emitter 42 jetted out carries out the direct light of simulation sun on spheroid 3, through the rotation of spheroid 3 and the rotation of support 2, can be more audio-visual the position of shining of the direct light of sun, at the in-process of teaching demonstration, lets the student have more audio-visual impression, has increased the utility model discloses a practicality and reliability.

As a preference of the above embodiment, the bracket 2 is provided with a weight 21 at an end where the light source assembly 4 is provided.

Because 2 one ends of support set up to spheroid 3, and the weight of spheroid 3 is great, so the one end that is provided with light source subassembly 4 on support 2 is provided with balancing weight 21 to the balance at 2 both ends of balanced support, make the rotation of support 2 more steady, increased the utility model discloses a practicality and reliability.

As a preferable example of the above embodiment, the spherical body 3 is provided with a projected equator line, a south return line, and a north return line.

Through being provided with outstanding equator line, south return to the home line and north return to the home line on spheroid 3 for laser emitter 42 shines the laser simulation's solar direct light, at the in-process of earth revolution and rotation, moves between south return to the home line and north return to the home line, with being provided with outstanding south return to the home line, north return to the home line and equator on spheroid 3, can have more audio-visual impression to the change of solar direct light, thereby demonstrates the effect better, has increased the utility model discloses a practicality and reliability.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A teaching demonstration globe, comprising:

the plug-in type LED lamp comprises a base (1), wherein a plug is arranged on the base (1);

the support (2) is arranged on the base (1), and the support (2) rotates by taking the vertical direction as an axis;

the ball body (3) is arranged at one end of the support (2), and the ball body (3) is rotatably connected with the support (2);

the light source assembly (4), light source assembly (4) set up support (2) other end, light source assembly (4) to spheroid (3) direction illuminating light.

2. The teaching demonstration globe according to claim 1, characterized in that a rotation axis (5) is arranged between the globe (3) and the frame (2), the rotation axis (5) has an angle of 24 ° with the vertical direction, and the globe (3) rotates around the length extension direction of the rotation axis (5).

3. The teaching demonstration globe according to claim 2, characterized in that the rotation shaft (5) is rotatably connected with the frame (2), the rotation shaft (5) rotating with its own length extension direction as an axis.

4. The teaching demonstration globe according to claim 3, characterized in that a first motor is arranged in the base (1), the first motor is in transmission connection with the bracket (2) and the rotating shaft (5), and the first motor drives the bracket (2) and the rotating shaft (5) to rotate.

5. The teaching demonstration globe according to claim 4, characterized in that a second motor is arranged in the sphere (3), which second motor drives the sphere (3) to rotate.

6. The educational demonstration globe according to claim 5, wherein the frame (2), the rotation axis (5) and the sphere (3) rotate in the same direction, counterclockwise, and the ratio of the rotation speeds is 1:1: 365.

7. The teaching demonstration globe according to claim 1, characterized in that the light source assembly (4) comprises two ordinary light sources (41) and a laser emitter (42) arranged in a vertical direction, the laser emitter (42) being located in the middle of the two ordinary light sources (41), the height of the laser emitter (42) in the vertical direction being located in the middle of the sphere (3).

8. The teaching demonstration globe according to claim 7, characterized in that the bracket (2) is provided with a weight (21) at the end where the light source assembly (4) is provided.

9. The educational demonstration globe according to claim 8, wherein the sphere (3) is provided with a protruding equator, south return and north return.