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CN-121994510-A - Bicycle riding stress parameter acquisition device

CN121994510ACN 121994510 ACN121994510 ACN 121994510ACN-121994510-A

Abstract

The invention relates to the technical field of bicycles and discloses a bicycle riding stress parameter acquisition device which comprises a transmission structure, a plurality of coupling structures, a plurality of hydraulic telescopic structures, a bicycle body and a limiting frame, wherein the transmission structure comprises a transmission belt, a plurality of fixed rollers and a plurality of variable rollers, the fixed rollers are arranged at two ends of the transmission belt and used for keeping the basic structure of the transmission structure stable, the variable rollers are arranged in the middle of the transmission belt and simulate straight running and turning of a road through horizontal arrangement and inclination, and the transmission structure can keep the self structure stable through cooperative arrangement of the fixed rollers and the variable rollers, so that stable transmission force and a supporting surface are provided for the bicycle body, slipping and deviation are avoided during riding, the stability of stress parameter acquisition is ensured, and the problems that the existing acquisition device cannot simulate complex road conditions and acquisition data and large deviation of real riding are solved through horizontal arrangement and inclination switching of the variable rollers.

Inventors

  • PAN YONG

Assignees

  • 深圳市创新维自行车有限公司

Dates

Publication Date
20260508
Application Date
20260309

Claims (10)

  1. 1. The bicycle riding stress parameter acquisition device is characterized by comprising a transmission structure (100), a plurality of coupling structures (200), a plurality of hydraulic telescopic structures (300), a bicycle body (400) and a limiting frame (500); The driving structure (100) comprises a driving belt (110), a plurality of fixed rollers (120) and a plurality of variable rollers (130), wherein the fixed rollers (120) and the variable rollers (130) are arranged inside the driving belt (110) at equal intervals, the fixed rollers (120) are arranged at two ends of the driving belt (110) and are used for keeping the basic framework of the driving structure (100) stable so as to provide stable driving force, the variable rollers (130) are arranged in the middle of the driving belt (110) and simulate straight and turning of a road through being horizontally arranged and inclined; A coupling structure (200) comprising two connected universal couplings (210), the coupling structure (200) being arranged at both ends of the variable roller (130); The hydraulic telescopic structure (300) comprises two connected hydraulic telescopic rods (310), wherein the two hydraulic telescopic rods (310) respectively extend in the straight direction and the vertical direction, and the hydraulic telescopic structure (300) can drive the variable roller (130) to incline through the coupling structure (200); The limiting frame (500) comprises a fixing frame (510), two fixed hinging rods (520) and two telescopic hinging rods (530), and the limiting frame can allow the bicycle body (400) to swing left and right while limiting the front and back movement of the bicycle body (400) through the fixed hinging rods (520) and the telescopic hinging rods (530).
  2. 2. The bicycle riding force parameter collection device according to claim 1, wherein the bicycle body (400) comprises a frame (410), a saddle (420), a steering handle (430), a front wheel (440), a rear wheel (450), a tread wheel (460) and a plurality of sensing modules for detecting moments exerted on the saddle (420), the front wheel (440), the rear wheel (450) and the tread wheel (460), respectively.
  3. 3. The bicycle riding force parameter acquisition device according to claim 2, wherein a plurality of sensing modules for detecting the moment applied to the pedal wheel (460) are respectively arranged on a central shaft (461), a crank (462) and a pedal (463) of the pedal wheel (460), so that the pedal wheel (460) can be detected in all directions, and the difference of the moments applied to the two sides of the pedal wheel (460) can be compared.
  4. 4. The bicycle riding force parameter acquisition device according to claim 2, wherein the front end and the rear end of the frame (410) are respectively provided with a mounting plate (470) for mounting a telescopic hinge rod (530), and the two telescopic hinge rods (530) respectively correspond to the vertical shaft positions of the front wheel (440) and the rear wheel (450).
  5. 5. The bicycle riding force parameter acquisition device according to claim 1, wherein the limiting frame (500) is hinged with a fixed hinging rod (520), the fixed hinging rod (520) is hinged with a telescopic hinging rod (530), and the hinging directions of the telescopic hinging rod (530) and the fixed hinging rod (520) are perpendicular to the travelling direction of the bicycle and the transmission direction of the transmission structure (100).
  6. 6. The bicycle riding force parameter acquisition device according to claim 1, wherein a plurality of stretching strips (111) are arranged on the driving belt (110), the stretching strips (111) are provided with stretching slits along the driving direction of the driving belt (110), and the stretching slits are fixedly connected with the driving belt (110) in the direction perpendicular to the driving direction of the driving belt (110).
  7. 7. The bicycle riding force parameter acquisition device according to claim 1, wherein the transmission structure (100) further comprises a transmission frame (140) and a driving motor (150), a vertical chute (141) which is convenient for the variable roller (130) to incline is arranged on the transmission frame (140), and the output end of the driving motor (150) is fixedly connected with the fixed roller (120) and drives the transmission structure (100) to move through the fixed roller (120).
  8. 8. The bicycle riding force parameter acquisition device according to claim 1, wherein the hydraulic telescopic rod (310) which stretches out and draws back in a straight direction is rotationally connected with the corresponding universal coupling (210) and is used for compensating relative displacement when the variable roller (130) tilts, the hydraulic telescopic rod (310) which stretches out and draws back in a vertical direction is arranged at the bottom end of the hydraulic telescopic rod (310) which stretches out and draws back in a straight direction, and the variable roller (130) is driven to tilt by self-expansion.
  9. 9. The bicycle riding force parameter collection device according to claim 1, wherein the plurality of hydraulic telescopic rods (310) which are telescopic in the vertical direction smoothly extend and retract according to a rule when the transmission structure (100) simulates a road turning, so that one side of the transmission belt (110) is tilted smoothly.
  10. 10. The bicycle riding force parameter collection device of claim 1, wherein a length of the plurality of varying rollers (130) arranged to cover the belt (110) is greater than a length of the bicycle body (400) covering the belt (110).

Description

Bicycle riding stress parameter acquisition device Technical Field The invention relates to the technical field of bicycles, in particular to a bicycle riding stress parameter acquisition device. Background The indoor bicycle riding collection device adopts a fixed roller, a magnetic resistance or electromagnetic damping structure to collect stress after the bicycle is fixed, and the device can avoid outdoor environment interference, but has a plurality of technical defects which are difficult to overcome and seriously affects the reality and the comprehensiveness of the stress collection. The existing indoor riding stress parameter acquisition device has the defects that firstly, the working condition simulation capability is weak, most devices can only simulate single straight working conditions, a fixed and invariable transmission structure is adopted, turning working conditions of a real road cannot be simulated, the differences among the stress posture of a rider, the stress state of a vehicle body and the straight working conditions are obvious in the turning process, stress acquisition under the turning working conditions is omitted, the acquired data cannot fully reflect the stress characteristics of the real riding, secondly, the limiting mechanism of the existing device is mainly rigidly fixed, the left and right swing of the vehicle body of the bicycle is limited, the vehicle body posture of the bicycle is inconsistent with that of the real riding, additional stress interference is easy to be introduced, and the acquired stress parameter is distorted. Disclosure of Invention The invention aims to solve the defects that an indoor riding stress parameter acquisition device in the prior art cannot perform bend simulation and the body posture of a bicycle is limited to be inconsistent when the bicycle is ridden in a side-to-side manner. In order to achieve the above purpose, the present invention adopts the following technical scheme: A bicycle riding stress parameter acquisition device comprises a transmission structure, a plurality of coupling structures, a plurality of hydraulic telescopic structures, a bicycle body and a limiting frame; The driving structure comprises a driving belt, a plurality of fixed rollers and a plurality of variable rollers, wherein the fixed rollers and the variable rollers are arranged in the driving belt at equal intervals, the fixed rollers are arranged at two ends of the driving belt and used for keeping the basic framework of the driving structure stable, so that stable driving force can be conveniently provided, and the variable rollers are arranged in the middle of the driving belt and simulate straight running and turning of a road through flat arrangement and inclination; the coupling structure comprises two connected universal couplings, and the coupling structure is arranged at two ends of the variable roller; The hydraulic telescopic structure comprises two connected hydraulic telescopic rods, the two hydraulic telescopic rods respectively extend in the straight direction and the vertical direction, and the hydraulic telescopic structure can drive the variable roller to incline through a coupling structure; The limiting frame comprises a fixing frame, two fixed hinging rods and two telescopic hinging rods, and the limiting frame allows the bicycle body to swing left and right while limiting the front and back movement of the bicycle body through the fixed hinging rods and the telescopic hinging rods. As a further aspect of the invention, a bicycle body comprises a frame, a saddle, a steering handle, a front wheel, a rear wheel, a tread wheel and a plurality of sensing modules for respectively detecting moments exerted on the saddle, the front wheel, the rear wheel and the tread wheel. As a further scheme of the invention, a plurality of sensing modules for detecting the moment born by the pedal wheel are respectively arranged on the central shaft, the crank and the pedal of the pedal wheel, so that the pedal wheel is convenient to detect in all directions, and the difference of the moment born by the two sides of the pedal wheel is compared. As a further scheme of the invention, the front end and the rear end of the frame are respectively provided with a mounting plate for mounting telescopic hinge rods, and the two telescopic hinge rods respectively correspond to the vertical shaft positions of the front wheel and the rear wheel. As a further scheme of the invention, the limiting frame is hinged with the fixed hinging rod, the fixed hinging rod is hinged with the telescopic hinging rod, and the hinging directions of the telescopic hinging rod and the fixed hinging rod are perpendicular to the advancing direction of the bicycle and the transmission direction of the transmission structure. As a further scheme of the invention, a plurality of stretching strips are arranged on the transmission belt at intervals, the stretching strips are provided with stretching