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CN-121993708-A - Zero gravity moving platform

CN121993708ACN 121993708 ACN121993708 ACN 121993708ACN-121993708-A

Abstract

The invention discloses a zero gravity moving platform which comprises a chassis assembly with a moving function, a rotary support assembly, a counterweight assembly, a transmission mechanism and a balance connecting rod assembly, wherein the rotary support assembly is assembled at the top end of the support column and can be folded and folded, the counterweight assembly is assembled at one end of the rotary support assembly, the transmission mechanism and the balance connecting rod assembly are assembled on the rotary support assembly, and the transmission mechanism and the balance connecting rod assembly can both pull the angular position change of the counterweight assembly to balance the counterweights at the two ends of the folding and folding of the rotary support assembly. According to the invention, automatic balancing is realized by combining two transmission modes of mechanical connecting rod and chain transmission, so that the platform can measure and bear the weight of the camera shooting equipment, the physical burden of a photographer is reduced, the photographer can concentrate on shooting himself more, the phenomena of blurring and instability caused by hand-held shake are reduced, the counterweight requirements of different states can be met, the photographer can easily realize multi-angle shooting, and the quality, safety and efficiency of shooting are improved.

Inventors

  • Ge Baozhong

Assignees

  • 南京多纬科技有限公司

Dates

Publication Date
20260508
Application Date
20260309

Claims (10)

  1. 1. Zero gravity mobile platform, its characterized in that includes: a chassis assembly (1) with a moving function, wherein a support column (2) is vertically assembled on the chassis assembly (1); The rotary support assembly (3) is assembled at the top end of the support column (2), and the rotary support assembly (3) can be folded and folded; The balance weight assembly (6) is assembled at one end of the rotary support assembly (3), the transmission mechanism (4) and the balance connecting rod assembly (5) are assembled on the rotary support assembly (3), and the transmission mechanism (4) and the balance connecting rod assembly (5) can both pull the balance weight at the two ends of the rotary support assembly (3) which are folded and folded by the change of the angle position of the balance weight assembly (6).
  2. 2. The zero gravity mobile platform according to claim 1, wherein the rotary support assembly (3) comprises an upper support arm (7) and a lower support arm (8), one ends of the lower support arm (8) and the upper support arm (7) are hinged to each other, the counterweight assembly (6) is assembled at one end of the lower support arm (8) far away from the upper support arm (7), and the middle part of the lower support arm (8) is hinged to the top end of the support column (2) at a position close to the counterweight assembly (6).
  3. 3. The zero gravity mobile platform according to claim 2, wherein the counterweight assembly (6) comprises a counterweight shaft (27) mounted on the end of the lower support arm (8) far from the upper support arm (7), a lower support (12) rotatably mounted on the counterweight shaft (27), a counterweight plate (13) fixedly mounted on the lower support (12), and a first counterweight (14), a second counterweight (15), a third counterweight (16) and a fourth counterweight (17) sleeved on the counterweight plate (13).
  4. 4. The zero gravity mobile platform according to claim 3, wherein the transmission mechanism (4) comprises an upper shaft mechanism (9) arranged at one end of the upper support arm (7) far away from the lower support arm (8), a middle shaft mechanism (10) arranged at the hinged ends of the upper support arm (7) and the lower support arm (8), a lower shaft mechanism (11) arranged at the hinged ends of the support column (2) and the upper support arm (7), and a pair of chains (28) respectively assembled between the upper shaft mechanism (9) and the middle shaft mechanism (10) and between the middle shaft mechanism (10) and the lower shaft mechanism (11).
  5. 5. The zero gravity mobile platform according to claim 4, wherein the upper shaft mechanism (9) comprises an upper shaft (20) assembled at one end of the upper support arm (7) far away from the lower support arm (8) and an upper fluted disc (21) sleeved at one end of the upper shaft (20), the chain (28) is in transmission fit with the upper fluted disc (21), and a bearing plate (22) for assembling photographic equipment is arranged at the other end of the upper shaft (20).
  6. 6. The zero gravity mobile platform according to claim 4, wherein the center shaft mechanism (10) comprises a mounting center shaft (23) assembled at one end of the upper support arm (7) connected with the lower support arm (8) and a pair of centering gears (24) sleeved on the mounting center shaft (23), the pair of chains (28) are respectively in transmission fit with the pair of centering gears (24), and one end of the lower support arm (8) facing the upper support arm (7) is in rotary sleeved fit with the mounting center shaft (23).
  7. 7. The zero gravity mobile platform according to claim 4, wherein the lower shaft mechanism (11) comprises a lower mounting shaft (25) assembled at the joint of the lower support arm (8) and the support column (2) and a lower fluted disc (26) sleeved on the lower mounting shaft (25), the chain (28) is in transmission fit with the lower fluted disc (26), and the top end of the support column (2) is rotatably connected with one end of the lower mounting shaft (25).
  8. 8. The zero gravity mobile platform according to claim 3, wherein the balance link assembly (5) comprises an upper bracket (18) fixed at one end of the upper support arm (7) connected with the lower support arm (8), an upper auxiliary support arm (19) fixed at one side of the upper bracket (18), and two pull rods (30) connected between the upper auxiliary support arm (19) and the lower bracket (12), the two pull rods (30) are distributed in parallel with the lower support arm (8), and two ends of the two pull rods (30) are hinged with the upper auxiliary support arm (19) and the lower bracket (12) respectively.
  9. 9. The zero gravity mobile platform according to claim 4, wherein each chain (28) is divided into two sections, a telescopic tensioning assembly (29) is arranged between two ends of each chain (28), each tensioning assembly (29) comprises two steel wire lifting ropes (31) used for connecting the ends of the two chains (28) and a connecting screw (32) connected to one end of each steel wire lifting rope (31), which is opposite to the other end, and a sleeve arm (33) is sleeved on the common thread between the two connecting screws (32).
  10. 10. The zero gravity mobile platform according to claim 1, wherein the chassis assembly (1) comprises a bearing seat (34) and three supporting legs (35) which are radially distributed and connected around the bearing seat (34), the support columns (2) are vertically assembled at the top of the bearing seat (34), included angles of the three supporting legs (35) are equal, universal wheels (38) are mounted at the bottom of one end, far away from the bearing seat (34), of each supporting leg (35), a traction rod (39) is hinged to one end, far away from the bearing seat (34), of each supporting leg (35), studs (36) are vertically threaded at one end, far away from the bearing seat (34), of each supporting leg (35), and the bottom ends of the studs (36) penetrate through the supporting legs (35) and are connected with foot plates (37).

Description

Zero gravity moving platform Technical Field The invention relates to the technical field of mobile platforms, in particular to a zero gravity mobile platform. Background With the continuous development of technology, digital photography technology will be more intelligent and convenient, and the application fields of the photography industry will be more extensive and diversified, and besides traditional advertisement photography, portrait photography and business photography, news photography, travel photography, landscape photography, fashion photography, food photography, sports photography and the like are more popular. In photography, besides the technical means of improving the quality of the film by background processing, color contrast, large aperture blurring, post-processing and the like, the adjustment of the photographing distance and the selection angle are also particularly critical, however, in the traditional photography process, a photographer needs to hold a camera or perform fine patterning for a long time, and for a photographer using heavy photographic equipment (such as a large camera, a lens, a stabilizer and the like), the physical burden of the photographer is increased due to long-time photography, the phenomena of blurring and instability caused by holding shake often occur, the stability and the persistence of the photographing process are difficult to ensure, and the quality of the final film is influenced. Disclosure of Invention The invention aims to provide a zero gravity moving platform, which realizes automatic balancing by adopting a mode of combining mechanical connecting rods and chain transmission, so that the platform can measure the weight of bearing shooting equipment, the physical burden of a photographer is reduced, the photographer can concentrate on shooting himself, the phenomena of blurring and instability caused by hand-held shake are reduced, the counterweight requirements of different states can be met, the photographer can easily realize multi-angle shooting, and the shooting quality, safety and efficiency are improved. In order to achieve the above purpose, the present invention provides the following technical solutions: The zero gravity moving platform comprises a chassis assembly with a moving function, a rotary support assembly, a counterweight assembly, a transmission mechanism and a balance connecting rod assembly, wherein the support column is vertically arranged on the chassis assembly, the rotary support assembly is arranged at the top end of the support column and can be folded and folded, the counterweight assembly is arranged at one end of the rotary support assembly, the transmission mechanism and the balance connecting rod assembly are arranged on the rotary support assembly, and the transmission mechanism and the balance connecting rod assembly can both pull the angular position change of the counterweight assembly to balance the balance weights at the two ends of the folding and folding of the rotary support assembly. Preferably, the rotating bracket component comprises an upper support arm and a lower support arm, one ends of the lower support arm and the upper support arm are hinged with each other, the counterweight component is assembled at one end of the lower support arm far away from the upper support arm, and the position, close to the counterweight component, of the middle of the lower support arm is hinged with the top end of the support column. Preferably, the counterweight assembly comprises a counterweight shaft assembled at one end of the lower support arm far away from the upper support arm, a lower support rotatably assembled on the counterweight shaft, a counterweight plate fixedly assembled on the lower support, and a first counterweight block, a second counterweight block, a third counterweight block and a fourth counterweight block sleeved on the counterweight plate. Preferably, the transmission mechanism comprises an upper shaft mechanism arranged at one end of the upper support arm far away from the lower support arm, a middle shaft mechanism arranged at the hinged ends of the upper support arm and the lower support arm, a lower shaft mechanism arranged at the hinged ends of the support column and the upper support arm, and a pair of chains respectively assembled between the upper shaft mechanism and the middle shaft mechanism and between the middle shaft mechanism and the lower shaft mechanism in a transmission way. Preferably, the upper shaft mechanism comprises an upper shaft and an upper fluted disc, wherein the upper shaft is assembled at one end of the upper support arm far away from the lower support arm, the upper fluted disc is sleeved at one end of the upper shaft, the chain is in transmission fit with the upper fluted disc, and a bearing plate for assembling photographic equipment is arranged at the other end of the upper shaft. Preferably, the middle shaft mechanism comprises a mounting middle shaft and a