CN113990175A

CN113990175A - Three-ball instrument

Info

Publication number: CN113990175A
Application number: CN202111472884.7A
Authority: CN
Inventors: 刘强; 王益久
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-01-28
Anticipated expiration: 2041-12-01
Also published as: CN113990175B

Abstract

The invention discloses a three-sphere apparatus, which comprises a foldable shell and a three-sphere projection device arranged in the foldable shell; the three-sphere projection device comprises a gear driving mechanism, an earth model, a moon model and a sun model; the gear driving mechanism is arranged in the foldable shell, the earth model and the moon model are arranged on the gear driving mechanism, and the sun model is arranged on one side of the gear assembly. The invention can realize the revolution, rotation and movement states of the moon through the gear driving component; the light of the LED lamp post is used for simulating the light emitting effect of the sun, and showing the day and night alternation phenomenon and the morning and evening phenomenon; the hidden upturning mechanism on the right side of the helmet of an astronaut can autonomously drive a complex gear set galaxies to move, the design is more exquisite, vast galaxies can be projected at a microspur at the bottom of the base, the projection subject is switched according to different galaxies, space style music is synchronously played through a sound, and the immersive experience is provided for a user.

Description

Three-ball instrument

Technical Field

The invention relates to the field of teaching instruments, in particular to a three-sphere instrument.

Background

At present, the types of domestic three-globe instruments are many, but most of the three-globe instruments have relatively simple structure and functions, can not completely simulate and demonstrate the revolution, rotation and movement states of the earth, are difficult to show day and night alternation and morning and evening line phenomena, lack popularization and introduction of universe knowledge during demonstration, and have relatively poor use experience and visual effect, so that the three-globe instrument with more complete functions is required for auxiliary teaching.

Disclosure of Invention

The invention aims to provide a three-ball instrument which is used for solving the problems that the three-ball instrument cannot simulate and demonstrate day and night alternation and morning and evening phenomena and is used for perfecting the immersive space environment experience, use feeling and visual effect of the three-ball instrument are poor.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a three-ball instrument comprises a foldable shell and a three-ball projection device arranged in the foldable shell;

the three-sphere projection device comprises a gear driving mechanism, an earth model, a moon model and a sun model; the gear driving mechanism is arranged in the foldable shell, the earth model and the moon model are arranged on the gear driving mechanism, and the sun model is arranged on one side of the gear driving mechanism.

Preferably, the gear driving mechanism comprises a driving component, a transmission component and a connecting component; the drive assembly with can turn over and roll over the shell and connect, drive assembly with drive assembly connects, coupling assembling sets up drive assembly is last.

Preferably, the drive assembly comprises a drive handle, a drive rod, a first gear, a second gear and a third gear, the drive handle is arranged on one side of the foldable shell, one end of the drive rod is embedded in the center of the drive handle and connected, the other end of the drive rod is coaxially connected with the first gear, the first gear is meshed with the second gear, the second gear is coaxially connected with the third gear, and the third gear is meshed with the transmission assembly.

Preferably, the driving assembly comprises a driving handle and a third gear, the driving handle is arranged on one side of the turnover shell, one end of the third gear is embedded in the center of the driving handle and connected with the driving handle, and the other end of the third gear is meshed with the transmission assembly.

Preferably, the transmission assembly comprises a fourth gear, a fifth gear, a sixth gear, a seventh gear and an eighth gear; the fourth gear is vertically meshed with the third gear, the fifth gear is coaxially arranged on the fourth gear, the sixth gear is oppositely meshed with the fifth gear, the seventh gear is coaxially arranged on the sixth gear, and the eighth gear is coaxially sleeved on the seventh gear;

the sixth gear, the seventh gear and the eighth gear are obliquely arranged and are parallel to each other.

Preferably, the connecting assembly comprises a first connecting rod and a second connecting rod; one end of the first connecting rod extends into the centers of the seventh gear and the sixth gear and is in interference fit with the centers of the seventh gear and the sixth gear, the other end of the first connecting rod is connected with the earth model, one end of the second connecting rod is arranged on the circumferential upper end face of the eighth gear, and the other end of the second connecting rod is connected with the moon model.

Preferably, the three-sphere projection apparatus further comprises a support assembly; the supporting assembly comprises a supporting seat and a track disc; the supporting seat is arranged in the foldable shell, and the track disc is arranged on the upper end face of the supporting seat;

the fifth gear and the sixth gear are arranged in the supporting seat, the seventh gear and the eighth gear are arranged between the supporting seat and the track disc, the earth model is arranged at the upper end of the track disc, and the moon model is arranged on one side of the track disc;

the supporting seat can be a hollow cylindrical structure which is obliquely arranged, and can also be a plurality of supporting columns which are vertically arranged in a circumferential array.

Preferably, the turnover shell comprises a base, a face mask, a fixed cover and a rotating handle; the mask and the fixed cover are oppositely arranged and cover the base, the mask is arranged in the fixed cover in a turnover way, and the rotating handle and the driving handle are oppositely arranged on the other side of the mask and are rotationally connected with the mask;

the three-ball projection device is arranged on the base.

Preferably, the face guard is of a transparent structure, and annular grooves matched with the handle are formed in the two sides of the face guard.

An LED switch is arranged in the center of the rotating handle and connected with the solar model.

Preferably, the moon model is arranged in an inclined manner, the inclination angle range is 18.28-28.58 degrees, and the inclination angle of the earth model is 23.28 degrees;

the sun model comprises an LED lamp post and a lampshade, the LED lamp post is vertically arranged on the base and connected with the LED switch, and the lampshade is arranged on the LED lamp post.

The invention has the following technical effects:

1. through the gear driving assembly, the revolution, rotation and movement states of the earth can be realized;

2. the light of the LED lamp post is used for simulating the light emitting effect of the sun, and showing the day and night alternation phenomenon and the morning and evening phenomenon;

3. the appearance of the turnover shell is similar to the shape of an astronaut helmet, the turnover design is more exquisite, the base bottom can project vast star space in a microspur mode, and the projection theme is switched according to different galaxies to provide immersion experience for users.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of a three-ball projection apparatus according to the present invention;

FIG. 3 is a schematic perspective view of a three-ball projection apparatus according to the present invention;

FIG. 4 is a schematic structural view of a gear driving mechanism according to the present invention;

FIG. 5 is a schematic view of a mask according to the present invention;

FIG. 6 is a bottom view of the base of the present invention;

FIG. 7 is a schematic view of the day and night alternation and morning and evening lines of the present invention;

FIG. 8 is a schematic structural view of example 2 of the present invention;

the notation in the figures means: 1-the shell can be turned over; 2-a three-sphere projection device; 3-a gear drive mechanism; 4-earth model; 5-moon model; 6-sun model; 7-a drive assembly; 8-a transmission assembly; 9-a connecting assembly; 10-a drive handle; 11-a drive rod; 12-a first gear; 13-a second gear; 14-a third gear; 15-a fourth gear; 16-a fifth gear; 17-sixth gear; 18-seventh gear; 19-eighth gear; 20-a first connecting rod; 21-a second connecting rod; 22-a support assembly; 23-a support seat; 24-a track disk; 25-a support column; 26-a base; 27-a face mask; 28-a stationary shield; 29-a turning handle; 30-an annular groove; 31-an LED switch; 32-LED lampposts; 33-a lampshade; 34-a battery compartment; 35-a straight button.

Detailed Description

The technical solution of the present invention is further described below with reference to the following embodiments and the accompanying drawings.

Example 1

The embodiment provides a three-ball instrument, which comprises a foldable shell 1 and a three-ball projection device 2 arranged in the foldable shell;

the three-sphere projection device 2 comprises a gear driving mechanism 3, an earth model 4, a moon model 5 and a sun model 6; the gear driving mechanism 3 is arranged in the foldable shell 1, the earth model 4 and the moon model 5 are arranged on the gear driving mechanism 3, and the sun model 6 is arranged on one side of the gear driving mechanism 3.

Aiming at the problems that the prior art of the three-sphere apparatus can not simulate and demonstrate the day and night alternation phenomenon and the morning and evening line phenomenon, and has poor use feeling and visual effect, the three-sphere projection device 2 disclosed by the invention can realize the rotation of the earth and the revolution of the moon through the driving of the gear driving mechanism 3, can show the day and night alternation phenomenon and the morning and evening line phenomenon under the illumination of the solar model 6, has exquisite design and provides immersive experience for users.

In a further embodiment of the present embodiment, the gear driving mechanism 3 includes a driving assembly 7, a transmission assembly 8 and a connecting assembly 9; drive assembly 7 can turn over and roll over shell 1 and be connected, and drive assembly 8 is connected with drive assembly 7, and coupling assembling 9 sets up on drive assembly 8.

In a further implementation manner of this embodiment, the driving assembly 7 includes a driving handle 10, a driving rod 11, a first gear 12, a second gear 13, and a third gear 14, the driving handle 10 is disposed on one side of the foldable housing 1, one end of the driving rod 11 is embedded in the center of the driving handle 10, the other end is coaxially connected to the first gear 12, the first gear 12 is engaged with the second gear 13, the second gear 13 is coaxially connected to the third gear 14, and the third gear 14 is engaged with the transmission assembly 8.

The driving handle 10 is provided with a first-character button 35, the driving rod 11 can be driven to rotate by twisting the first-character button 35, the first gear 12 is driven to synchronously rotate, the first gear 12 is meshed with the second gear 13 to drive the second gear 13 to rotate, one end of a cylinder of the third gear 14 is coaxially connected with the center of the second gear 13, and the other end of the cylinder of the third gear is meshed with the transmission component 8 under the driving of the second gear 13 to drive the transmission component 8 to rotate.

In a further embodiment of the present embodiment, the transmission assembly 8 includes a fourth gear 15, a fifth gear 16, a sixth gear 17, a seventh gear 18, and an eighth gear 19; the fourth gear 15 is vertically meshed with the third gear 14, the fifth gear 16 is coaxially arranged on the fourth gear 15, the sixth gear 17 is oppositely meshed with the fifth gear 16, the seventh gear 18 is coaxially arranged on the sixth gear 17, and the eighth gear 19 is coaxially sleeved on the seventh gear 18; the sixth gear 17, the seventh gear 18 and the eighth gear 19 are arranged obliquely and parallel to each other.

The connecting assembly 9 comprises a first connecting rod 20 and a second connecting rod 21; one end of a first connecting rod 20 extends into the centers of the seventh gear 18 and the sixth gear 17 and is in interference fit with the centers of the seventh gear and the sixth gear, the other end of the first connecting rod is connected with the earth model 4, one end of a second connecting rod 21 is arranged on the circumferential upper end surface of the eighth gear 19, and the other end of the second connecting rod is connected with the moon model 5.

The fourth gear 15 rotates under the driving of meshing with the third gear 14, the fifth gear 16 is coaxially and fixedly arranged in the center of the upper end face of the fourth gear 15 and rotates synchronously with the fourth gear 15, the sixth gear 17 and the fifth gear 16 have the same structure and are meshed with the fifth gear 16 at an inclined angle to rotate, because the first connecting rod 20 is in interference fit with the sixth gear 17 and the seventh gear 18 through an irregular cylindrical structure of the first connecting rod, the sixth gear 17 synchronously drives the seventh gear 18 and the first connecting rod 20 to rotate, so that the rotation of the earth is realized, the rotation of the seventh gear 18 drives the eighth gear 19 sleeved on the seventh gear 18 to rotate reversely, meanwhile, the second connecting rod 21 arranged on the eighth gear 19 is driven to rotate, and the lunar model 5 arranged on the second connecting rod 21 can realize the rotation around the earth.

In a further embodiment of this embodiment, the three-sphere projection apparatus 2 further comprises a support member 22; the supporting component 22 comprises a supporting seat 23 and a track disc 24; the supporting seat 23 is arranged in the turnover shell 1, and the track disc 24 is arranged on the upper end surface of the supporting seat 23; the fifth gear 16 and the sixth gear 17 are arranged in the supporting seat 23, the seventh gear 18 and the eighth gear 19 are arranged between the supporting seat 23 and the track disc 24, the earth model 4 is arranged at the upper end of the track disc 24, and the moon model 5 is arranged at one side of the track disc 24; the supporting seat 23 is a hollow cylindrical structure which is obliquely arranged, and the side opening is convenient for the transmission assembly 8 to be arranged inside.

As shown in fig. 7, under the irradiation of the sun model 6, the moon model 5 and the earth model 4 may be projected on the trajectory plate 24 for the night and night alternation phenomenon and the morning and evening line phenomenon.

In a further embodiment of this embodiment, the foldable housing 1 comprises a base 26, a face mask 27, a fixing cover 28 and a rotating handle 29; the face shield 27 and the fixed cover 28 are oppositely arranged and cover the base 26, the face shield 27 is arranged in the fixed cover 28 in a turnover way, and the rotating handle 29 is arranged on the other side of the face shield 27 opposite to the driving handle 10 and is rotatably connected with the face shield 27; the three-ball projection device 2 is arranged on a base 26.

The base 26, the face guard 27, the fixed cover 28, the rotating handle 29 and the driving handle 10 are combined to be similar to an astronaut helmet in appearance and matched with the internal three-ball projection device 2, the rotating handle 29 is arranged on the left side of the base 26, the driving handle 10 is arranged on the right side of the base 26, and the face guard 27 can be turned over in the fixed cover 28 by rotating the rotating handle 29, so that the inside can be observed conveniently.

The bottom of the base 26 is provided with a battery compartment 34, batteries can be contained in the base 26 to supply power for playing universe knowledge voice and music, a starry sky can be projected on the base 26, and the projection theme can be switched according to a galaxy.

In a further embodiment of this embodiment, the face mask 27 is a transparent structure, two sides of the face mask 27 are provided with annular grooves 30 which are matched with the handle, and the rotating handle 29 and the driving handle 10 are embedded in the annular grooves 30, so that the rotation is convenient.

An LED switch 31 is arranged in the center of the rotating handle 29, the LED switch 31 is connected with the sun model 6, and the light of the sun model 6 can be turned on by pressing the LED switch 31.

In a further implementation manner of the embodiment, the lunar model 5 is obliquely arranged, the inclination angle ranges from 18.28 degrees to 28.58 degrees, the inclination angle of the earth model 4 is 23.28 degrees, and the actual revolution and rotation of the earth moon are simulated in a completely equal proportion;

the solar model 6 comprises an LED lamp post 32 and a lampshade 33, the LED lamp post 32 is vertically arranged on the base 26 and connected with the LED switch 31, and the lampshade 33 is arranged on the LED lamp post 32.

Example 2

This embodiment provides a three-sphere apparatus, which is different from embodiment 1 only in that:

the driving assembly 7 comprises a driving handle 10 and a third gear 14, the driving handle 10 is arranged on one side of the foldable shell 1, one end of the third gear 14 is embedded in the center of the driving handle 10 and connected, and the other end of the third gear is meshed with the transmission assembly 8.

The driving handle 10 is rotated, and the driving handle 10 drives the third gear 14 to directly engage with the transmission assembly 8 for rotation.

The support base 23 may be a plurality of support posts 25 arranged in a vertical circumferential array.

The sequence of the above embodiments is only for convenience of description and does not represent the advantages and disadvantages of the embodiments.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A three-ball instrument is characterized by comprising a foldable shell and a three-ball projection device arranged in the foldable shell;

2. The apparatus of claim 1, wherein the gear drive mechanism comprises a drive assembly, a transmission assembly, and a connection assembly; the drive assembly with can turn over and roll over the shell and connect, drive assembly with drive assembly connects, coupling assembling sets up drive assembly is last.

3. The apparatus according to claim 2, wherein the driving assembly comprises a driving handle, a driving rod, a first gear, a second gear and a third gear, the driving handle is disposed on one side of the foldable housing, one end of the driving rod is embedded in the center of the driving handle, the other end of the driving rod is coaxially connected with the first gear, the first gear is engaged with the second gear, the second gear is coaxially connected with the third gear, and the third gear is engaged with the transmission assembly.

4. The apparatus according to claim 2, wherein the driving assembly comprises a driving handle and a third gear, the driving handle is disposed on one side of the foldable housing, one end of the third gear is engaged with the driving handle, and the other end of the third gear is engaged with the transmission assembly.

5. The scope according to claim 3 or 4 wherein the transmission assembly comprises a fourth gear, a fifth gear, a sixth gear, a seventh gear and an eighth gear; the fourth gear is vertically meshed with the third gear, the fifth gear is coaxially arranged on the fourth gear, the sixth gear is oppositely meshed with the fifth gear, the seventh gear is coaxially arranged on the sixth gear, and the eighth gear is coaxially sleeved on the seventh gear;

6. The apparatus of claim 4, wherein the connecting assembly comprises a first connecting rod and a second connecting rod; one end of the first connecting rod extends into the centers of the seventh gear and the sixth gear and is in interference fit with the centers of the seventh gear and the sixth gear, the other end of the first connecting rod is connected with the earth model, one end of the second connecting rod is arranged on the circumferential upper end face of the eighth gear, and the other end of the second connecting rod is connected with the moon model.

7. The trio of claim 6, wherein the trio projection device further comprises a support assembly; the supporting assembly comprises a supporting seat and a track disc; the supporting seat is arranged in the foldable shell, and the track disc is arranged on the upper end face of the supporting seat;

8. The apparatus according to claim 7, wherein the foldable housing comprises a base, a face mask, a fixed cover and a rotating handle; the mask and the fixed cover are oppositely arranged and cover the base, the mask is arranged in the fixed cover in a turnover way, and the rotating handle and the driving handle are oppositely arranged on the other side of the mask and are rotationally connected with the mask;

the three-ball projection device is arranged on the base.

9. The apparatus according to claim 8, wherein the mask is a transparent structure, and annular grooves are provided on both sides of the mask for engaging with the handle.

10. The trimaran according to claim 6, wherein the moon model is arranged obliquely with an inclination angle ranging from 18.28 ° to 28.58 ° and the earth model inclination angle being 23.28 °;