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CN-122024578-A - Smooth guiding and positioning structure of elliptic orbit

CN122024578ACN 122024578 ACN122024578 ACN 122024578ACN-122024578-A

Abstract

The invention relates to the technical field of mechanical design, and discloses a smooth guiding and positioning structure of an elliptic orbit, which comprises a box main body, an elliptic orbit structure, a star ball and a driving structure, wherein the elliptic orbit structure is arranged on the front surface of the box main body and comprises an outer orbit and an inner orbit arranged on the inner side of the outer orbit, the star ball is arranged between the outer orbit and the inner orbit, the driving structure is arranged at the lower end of the box main body and is used for driving the star ball to move along the elliptic orbit structure and comprises an outer gear and an inner gear, the outer gear is arranged on the outer side of the outer orbit, the inner gear is arranged on the inner side of the inner orbit, and the elliptic orbit of the star ball is simulated through the arranged outer orbit and the inner orbit, so that the movement of the star ball can be effectively guided. The smooth guiding and positioning structure of the elliptic orbit solves the problem that the dynamic display of the planet cannot be realized because the traditional solar system model does not have the smooth guiding and positioning structure of the elliptic orbit designed for the planet, so that the display effect is poor.

Inventors

  • SUN FENG
  • SHENG NING

Assignees

  • 上海复旦上科多媒体股份有限公司

Dates

Publication Date
20260512
Application Date
20260129

Claims (10)

  1. 1. Smooth direction and location structure of oval track, its characterized in that includes: A box body (1); An elliptical orbit structure (2) which is arranged on the front surface of the box main body (1), wherein the elliptical orbit structure (2) comprises an outer orbit (201) and an inner orbit (202) which is arranged on the inner side of the outer orbit (201); The star ball body (3) is arranged between the outer track (201) and the inner track (202); The driving structure (5) is arranged at the lower end of the box main body (1) and is used for driving the planet body (3) to move along the elliptical orbit structure (2), and the driving structure comprises an outer gear (5051) and an inner gear (5061), wherein the outer gear (5051) is arranged at the outer side of the outer orbit (201), and the inner gear (5061) is arranged at the inner side of the inner orbit (202).
  2. 2. The smooth guiding and positioning structure of an elliptical orbit according to claim 1, wherein the cross sections of the outer orbit (201) and the inner orbit (202) are C-shaped, an annular notch is formed on the inner side of the outer orbit (201), a first notch (2011) for the external gear (5051) to pass through is formed on the outer wall of the outer orbit (201), an annular notch is formed on the outer side of the inner orbit (202), and a second notch (2021) for the internal gear (5061) to pass through is formed on the inner wall of the inner orbit (202).
  3. 3. The smooth guiding and positioning structure of an elliptical orbit according to claim 2, characterized in that a single-sided toothed belt (203) is slidably provided inside the outer orbit (201), tooth surfaces of the single-sided toothed belt (203) face to a notch (2011), and the outer gear (5051) is meshed with the single-sided toothed belt (203) through the notch (2011).
  4. 4. A smooth guiding and positioning structure of an elliptical orbit according to claim 3, characterized in that the inside of the inner orbit (202) is slidably provided with a double toothed belt (204), and the inner gear (5061) is meshed with the double toothed belt (204) through a notch No. two (2021).
  5. 5. The smooth guiding and positioning structure for elliptical orbit according to claim 4, wherein the driving structure (5) comprises a motor base (501), a driving motor (502), a driving shaft (503) and a differential mechanism (504), the motor base (501) is arranged at the lower end inside the case main body (1), the driving motor (502) is arranged on the upper end surface of the motor base (501), one end of the driving shaft (503) is connected with the output end of the driving motor (502), and one end of the driving shaft (503) far away from the driving motor (502) is connected with the differential mechanism (504).
  6. 6. The smooth guiding and positioning structure of an elliptical orbit according to claim 5, wherein a back plate (101) is arranged on the back of the case main body (1), a shaft hole (102) is formed in the lower end of the front of the case main body (1), a lower transmission shaft (505) is arranged at the lower end of one side of the differential mechanism (504) which is away from the driving shaft (503), the front end of the lower transmission shaft (505) is connected with an external gear (5051), an upper transmission shaft (506) is arranged at the upper end of one side of the differential mechanism (504) which is away from the driving shaft (503), and the front end of the upper transmission shaft (506) is connected with an internal gear (5061).
  7. 7. The smooth guiding and positioning structure of elliptical orbit according to claim 6, characterized in that a positioning connection structure (6) for installing a positioning star ball body (3) is slidably arranged on the outer orbit (201), the positioning connection structure (6) comprises a U-shaped sliding frame (601), an arc-shaped connecting rod (602) and a positioning shaft (603), the U-shaped sliding frame (601) is slidably arranged outside the outer orbit (201), and the arc-shaped connecting rod (602) is arranged on the lower end surface of the U-shaped sliding frame (601).
  8. 8. The smooth guiding and positioning structure of the elliptical orbit according to claim 7, wherein the positioning shaft (603) is disposed at the lower end of the arc-shaped connecting rod (602), a positioning hole (301) which is matched with the positioning shaft (603) is formed in the center of the surface of the lower end of the planet body (3), the planet body (3) is rotationally connected with the positioning shaft (603), and the smooth surface of the inner side of the single-sided toothed belt (203) passes through the annular notch through the connecting block and is fixedly connected with the inner wall of the U-shaped sliding frame (601).
  9. 9. The smooth guiding and positioning structure of elliptical orbit according to claim 4, wherein a plurality of tooth grooves (302) are formed at the middle end of the outer surface of the planet body (3) in a circumferential array, and the convex teeth on the outer side of the double-sided toothed belt (204) positioned in the inner orbit (202) are mutually meshed with the tooth grooves (302) through the annular notch.
  10. 10. The smooth guiding and positioning structure of elliptical orbit according to claim 6, wherein the outer sides of the lower transmission shaft (505) and the upper transmission shaft (506) are respectively provided with a protective cover (4), the lower ends of the two protective covers (4) are connected with the case main body (1), the upper ends of the two protective covers (4) are respectively fixedly connected with the outer orbit (201) and the inner orbit (202), and the front surface of the case main body (1) is pasted with a space background picture.

Description

Smooth guiding and positioning structure of elliptic orbit Technical Field The invention relates to the technical field of mechanical design, in particular to a smooth guiding and positioning structure of an elliptical orbit. Background At present, a region displaying astronomical knowledge in a science and technology center often plays related videos, and a solar system model is usually arranged in the region displaying astronomical knowledge, so that a viewer can know the track of the planet running around the sun. Video played in a demonstration astronomical knowledge area in a science and technology museum often cannot effectively attract the interests of tourists, in a solar system model in the existing market, the position of a planet surrounding the sun is generally fixed, an elliptical orbit of the planet running around the sun is generally represented by an elliptical line, a smooth guiding and positioning structure aiming at the planet design elliptical orbit in the solar system model cannot realize dynamic demonstration of the planet, and therefore the demonstration effect is poor. Accordingly, it is desirable to provide a smooth guiding and positioning structure for elliptical tracks to address the above-described problems. Disclosure of Invention In order to overcome the defects in the prior art, the invention provides a smooth guiding and positioning structure of an elliptical orbit, and solves the problems mentioned in the background. The invention provides a technical scheme that the smooth guiding and positioning structure of an elliptical orbit comprises the following components: A box main body; The elliptic orbit structure is arranged on the front surface of the box main body and comprises an outer orbit and an inner orbit arranged on the inner side of the outer orbit; the star ball body is arranged between the outer rail and the inner rail; the driving structure is arranged at the lower end of the box main body and is used for driving the planet body to move along the elliptical orbit structure, and the driving structure comprises an external gear and an internal gear, wherein the external gear is arranged at the outer side of the outer orbit, and the internal gear is arranged at the inner side of the inner orbit. Preferably, the cross sections of the outer rail and the inner rail are C-shaped, the inner side of the outer rail is provided with an annular notch, the outer wall of the outer rail is provided with a first notch for the outer gear to pass through, the outer side of the inner rail is provided with an annular notch, and the inner wall of the inner rail is provided with a second notch for the inner gear to pass through. Preferably, the single-sided toothed belt is slidably arranged in the outer rail, the tooth surface of the single-sided toothed belt faces to the first notch, and the outer gear penetrates through the first notch to be meshed with the single-sided toothed belt. Preferably, the inner rail is internally and slidably provided with a double-sided toothed belt, and the inner gear penetrates through the second notch to be meshed with the double-sided toothed belt. Preferably, the driving structure comprises a motor base, a driving motor, a driving shaft and a differential mechanism, wherein the motor base is arranged at the lower end in the box main body, the driving motor is arranged on the surface of the upper end of the motor base, one end of the driving shaft is connected with the output end of the driving motor, and one end of the driving shaft far away from the driving motor is connected with the differential mechanism. Preferably, the box main part back is provided with the back plate, the shaft hole has been seted up to the positive lower extreme of box main part, differential mechanism deviates from drive shaft one side lower extreme and is provided with the lower drive shaft, lower drive shaft front end and external gear connection, differential mechanism deviates from drive shaft one side upper end and is provided with the upper drive shaft, upper drive shaft front end and internal gear connection. Preferably, the positioning connection structure for installing the positioning star ball body is arranged on the outer rail in a sliding manner, the positioning connection structure comprises a U-shaped sliding frame, an arc-shaped connecting rod and a positioning shaft, the U-shaped sliding frame is arranged on the outer side of the outer rail in a sliding manner, and the arc-shaped connecting rod is arranged on the lower end surface of the U-shaped sliding frame. Preferably, the positioning shaft is arranged at the lower end of the arc-shaped connecting rod, a positioning hole matched with the positioning shaft is formed in the center of the surface of the lower end of the planet body, the planet body is rotationally connected with the positioning shaft, and the smooth surface on the inner side of the single-sided toothed belt passes through the annular notch