CN214671447U

CN214671447U - Projection globe

Info

Publication number: CN214671447U
Application number: CN202121020221.7U
Authority: CN
Inventors: 胡可馨
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-09
Anticipated expiration: 2031-05-13

Abstract

The utility model relates to a projection globe, including spheroid, base and projecting apparatus, be equipped with the bracing piece of vertical setting on the base, the extension of bracing piece upper end is equipped with curved support arm, the centre of a circle of support arm falls on the extension line of bracing piece, the support arm end is equipped with driving motor, fixedly connected with rotation axis on the driving motor, rotation axis and spheroid fixed connection, the centre of sphere of spheroid falls on the extension line of rotation axis, the spheroid rotates through driving motor, the projecting apparatus locates on the base, the projecting apparatus carries out the projection to the spheroid surface; a gyroscope is arranged in the sphere, and a control panel, a data processor, a storage module and a power supply module are also arranged on the base; the storage module is internal to store has the off-line map package, through the rotation of driving motor drive spheroid rotation simulation earth, and projecting apparatus simulation sunlight shines, can make teaching more directly perceived, can adjust the projection content according to the demand simultaneously, and the use scene is diversified.

Description

Projection globe

Technical Field

The utility model relates to a teaching equipment technical field, concretely relates to projection globe.

Background

The globe is as a teaching article, can let the comparatively audio-visual study of user to geographical knowledge, and traditional globe is mostly scribbled or the sticker in spheroid surface, has a great deal of defect, if: the projection globe is easy to fade or the stickers are worn and not visual enough or the functions are single, students use the globe boring and the learning effect is not good, so that the current situation of the projection globe can be changed well, and the learning interest of the students is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a projection globe is provided to overcome not enough among the above-mentioned prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a projection globe comprises a globe body, a base and a projector, wherein a support rod is longitudinally arranged on the base, an arc-shaped support arm extends from the upper end of the support rod, the center of a circle of the support arm falls on the extension line of the support rod, a driving motor is arranged at the tail end of the support arm, a rotating shaft is fixedly connected onto the driving motor and fixedly connected with the globe body, the center of the globe body falls on the extension line of the rotating shaft, the globe body rotates through the driving motor, the projector is arranged on the base, and the projector projects the surface of the globe body; a gyroscope is arranged in the sphere, a control panel, a data processor, a storage module and a power supply module are also arranged on the base, and the driving motor, the projector, the gyroscope, the control panel, the storage module and the power supply module are respectively connected with the data processor; the storage module is stored with an off-line map packet.

The utility model has the advantages that: the sphere is driven to rotate through the driving motor, or the sphere is rotated manually, the gyroscope is used for calculating the rotating angle of the sphere so as to control the projection content of the projector, the teaching can be more visual, meanwhile, the projection content can be adjusted according to the requirement, and the use scene is diversified.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the control panel includes a display screen and control buttons electrically connected to the data processor.

Adopt above-mentioned further beneficial effect to do: the man-machine interaction is convenient to carry out, and the regulation and control are carried out according to the requirements.

Furthermore, a wireless transmission module is embedded in the control panel and is in wireless connection with the mobile terminal.

Adopt above-mentioned further beneficial effect to do: the remote control can be carried out through the mobile terminal, the use is more convenient, and the use scene is diversified.

Furthermore, the ball body is made of white plastic or glass.

Adopt above-mentioned further beneficial effect to do: the image of the projector can be conveniently imaged on the sphere.

Drawings

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

fig. 2 is a second schematic structural diagram of the present invention;

fig. 3 is a structural frame diagram of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a sphere, 11, a gyroscope, 12, a control panel, 13, a data processor, 14, a storage module, 15, a power supply module, 16, a display screen, 17, a control button, 18, a wireless transmission module, 2, a base, 21, a support rod, 22, a support arm, 23, a driving motor, 24, a rotating shaft, 3 and a projector.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Embodiment 1, as shown in fig. 1 to 3, a projection globe comprises a sphere 1, a base 2 and a projector 3, wherein the base 2 is provided with a support rod 21 arranged longitudinally, an arc-shaped support arm 22 is extended from the upper end of the support rod 21, the center of the support arm 22 is located on the extension line of the support rod 21, the end of the support arm 22 is provided with a driving motor 23, the driving motor 23 is fixedly connected with a rotating shaft 24, the rotating shaft 24 is fixedly connected with the sphere 1, the center of the sphere 1 is located on the extension line of the rotating shaft 24, the sphere 1 is rotated by the driving motor 23, the projector 3 is arranged on the base 2, the projector 2 projects the surface of the sphere 1, the sphere 1 is rotated by the driving motor 23 to simulate the rotation of the earth, the projector 3 simulates the sunlight, the projector 3 projects the surface of the sphere 1 to simulate the effect when the sunlight irradiates the earth, the maximum projection range of the projector 3 is the size of a half sphere 1, and the projection content just falls on the sphere 1 completely;

a gyroscope 11 is arranged in the sphere 1, a control panel 12, a data processor 13, a storage module 14 and a power module 15 are also arranged on the base 2, the data processor 13, the storage module 14 and the power module 15 are usually arranged in the base 2, and the driving motor 23, the projector 3, the gyroscope 11, the control panel 12, the storage module 14 and the power module 15 are respectively connected with the data processor 13; the storage module 14 stores an offline map packet, the gyroscope 11 calculates the degree of rotation of the sphere 1, transmits corresponding data to the data processor 13, and after the data is processed by the data processor 13, sends an instruction and designates the projector 3 to project the content corresponding to the degree in the offline map packet onto the sphere 1, so that the effect of controlling the projection picture to roll in real time by rotating the sphere 1 is achieved.

Example 2, as shown in fig. 1 to fig. 3, this example is a further improvement on example 1, and specifically includes the following steps:

the control panel 12 includes a display 16 and a control button 17 electrically connected to the data processor 13, and the control button 17 may be a control button or a control lever for controlling the rotation of the sphere 1 so as to achieve the effect of manually adjusting the display content of the current picture.

Example 3, as shown in fig. 1 to 3, this example is a further improvement on example 1, and specifically includes the following:

still include wireless transmission module 18, wireless transmission module 18 carries out wireless connection with mobile terminal, and wireless transmission module 18 can be bluetooth module or Wifi module, and the corresponding APP of mobile terminal installation carries out the remote control projection through wireless transmission module 18 and this projection globe connection.

Example 4, as shown in fig. 1 to 3, this example is a further improvement on example 1, and specifically includes the following steps:

the ball body 1 is made of white plastic or glass.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The projection globe is characterized by comprising a sphere (1), a base (2) and a projector (3), wherein a support rod (21) is longitudinally arranged on the base (2), an arc-shaped support arm (22) extends from the upper end of the support rod (21), the circle center of the support arm (22) falls on the extension line of the support rod (21), a driving motor (23) is arranged at the tail end of the support arm (22), a rotating shaft (24) is fixedly connected onto the driving motor (23), the rotating shaft (24) is fixedly connected with the sphere (1), the sphere center of the sphere (1) falls on the extension line of the rotating shaft (24), the sphere (1) rotates through the driving motor (23), the projector (3) is arranged on the base (2), and the projector (2) projects the surface of the sphere (1); a gyroscope (11) is arranged in the sphere (1), a control panel (12), a data processor (13), a storage module (14) and a power module (15) are further arranged on the base (2), and the driving motor (23), the projector (3), the gyroscope (11), the control panel (12), the storage module (14) and the power module (15) are respectively connected with the data processor (13); the storage module (14) stores an off-line map package.

2. A projection globe according to claim 1, characterized in that the control panel (12) comprises a display screen (16) and control buttons (17) electrically connected to the data processor (13).

3. A projection globe according to claim 1, characterized in that it further comprises a wireless transmission module (18), the data processor (13) being connected to the wireless transmission module (18), the wireless transmission module (18) being wirelessly connected to a mobile terminal.

4. A projection globe according to claim 1, characterized in that the globe (1) is of white plastic or glass.