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CN-122009372-A - Mechanical triggering power-off structure, hydraulic braking control piece and riding vehicle

CN122009372ACN 122009372 ACN122009372 ACN 122009372ACN-122009372-A

Abstract

The invention relates to a mechanical triggering power-off structure, a hydraulic braking control piece and a riding vehicle. The mechanical triggering power-off structure is matched with a hydraulic braking control part for use, the hydraulic braking control part at least comprises an upper pump body and a braking lever assembled with the upper pump body in a rotating way through a pivot, the hydraulic braking control part comprises a triggering section axially arranged on the hydraulic braking part, an outer shell body is assembled on the outer wall of one side of the upper pump body corresponding to the position of the triggering section, a mechanical feeler lever, a first elastic part, a micro switch and a circuit board are sequentially arranged in an inner cavity of the outer shell body from inside to outside, the micro switch is electrically connected with the circuit board, the braking lever is pivoted to drive the hydraulic braking part to brake, when the triggering section axially displaces until contacting the first end of the mechanical feeler lever, the mechanical feeler lever is matched with radial displacement to trigger the micro switch, and the circuit board is conveyed to a vehicle controller to cut off a power supply signal of a motor. The invention has the advantages of reducing material cost and improving anti-interference performance.

Inventors

  • HUANG HUA
  • YU ZHIJUN

Assignees

  • 兰溪市捷克运动器材制造有限公司

Dates

Publication Date
20260512
Application Date
20260311

Claims (12)

  1. 1. A mechanically triggered de-energized structure for use with a hydraulic brake actuation member including at least an upper pump body and a brake lever pivotally mounted to the upper pump body by a pivot, comprising: The hydraulic brake piece is arranged in the upper pump body and is movably connected with the brake lever, and a trigger section is axially arranged on the hydraulic brake piece; The device comprises an outer attached shell, a first elastic piece, a second elastic piece, a hydraulic brake piece, a first elastic piece, a second elastic piece, a first elastic piece and a circuit board, wherein the outer attached shell is assembled on the outer wall of one side of the upper pump body, which corresponds to the position of the trigger section, and a mechanical feeler lever, the first elastic piece, the micro switch and the circuit board are sequentially arranged in an inner cavity of the outer attached shell from inside to outside; the braking lever pivots to drive the hydraulic braking piece to brake, when the triggering section axially displaces to contact with the first end of the mechanical feeler lever, the mechanical feeler lever is matched with radial displacement to trigger the micro-switch, and the circuit board is conveyed to the vehicle controller to cut off a motor power supply signal.
  2. 2. The mechanically triggered power off structure of claim 1, wherein the trigger section is boss-shaped, and when the trigger section is axially displaced to contact the first end of the mechanical contact rod, the mechanical contact rod is radially displaced toward the microswitch and presses the trigger part of the microswitch to trigger the microswitch to be turned on, and the circuit board is conveyed to a vehicle controller to cut off a power supply signal of the motor.
  3. 3. The mechanically triggered power outage structure according to claim 1, wherein the trigger section is in a groove shape, when the trigger section is axially displaced to contact with the first end of the mechanical feeler lever, the mechanical feeler lever is radially displaced toward the trigger section and separated from the trigger part of the micro switch so as to trigger the micro switch to be turned on, and the circuit board is conveyed to a vehicle controller to cut off a power supply signal of the motor.
  4. 4. The mechanically triggered power-off structure of claim 1, wherein the upper pump body has an oil cylinder cavity defined therein, the hydraulic brake comprising: the oil cylinder cavity cover is fixedly assembled at the opening end of the oil cylinder cavity through a clamp spring; The first end of the piston rod is movably connected with the brake lever, and the second end of the piston rod penetrates through the oil cylinder cavity cover and extends into the oil cylinder cavity; The piston column is movably assembled in the oil cylinder cavity, the first end of the piston column is movably connected with the second end of the piston rod, at least one piston ring is axially sleeved on the piston column, and the annular outer wall of the piston ring is in butt joint and seal with the inner wall of the oil cylinder cavity; the second elastic piece is arranged in the oil cylinder cavity and is respectively abutted against the second end of the piston column and the inner wall of the oil cylinder cavity.
  5. 5. The mechanically triggered power-off structure of claim 4, wherein the trigger section is disposed on an axial section of the piston rod proximate the piston post.
  6. 6. The mechanically triggered power-off structure of claim 4, wherein the trigger section is disposed on an axial section of the piston post proximate the piston rod.
  7. 7. The mechanically triggered power outage structure according to claim 1, wherein an axial edge of the trigger section on a side of the mechanical feeler lever is formed with a ramp portion to match the radially movable contact of the first end of the mechanical feeler lever with the trigger section.
  8. 8. The mechanical triggering power-off structure according to claim 1, wherein the free end of the outer casing is provided with an open end communicated with the inner cavity, and the open end is provided with an adjusting screw cap in a threaded manner; the inner cavity of the outer shell is also provided with a third elastic piece with the inner diameter larger than that of the first elastic piece, and two ends of the third elastic piece are respectively abutted against the micro switch and the inner wall surface of the outer shell so as to elastically fine-tune the power-off triggering position of the micro switch when the screw cap is screwed.
  9. 9. The mechanically triggered power outage structure according to claim 1, wherein the outer casing is detachably secured to the outer wall of the upper pump body by a plurality of bolts.
  10. 10. The mechanically triggered power off structure of claim 1, wherein the outer housing has a mounting section formed radially thereon, and wherein the mounting section has a waterproof connector inserted therein for electrical connection with the circuit board.
  11. 11. A hydraulic brake actuation member comprising a mechanically triggered power-off structure according to any one of claims 1 to 10 and an oil outlet in radial communication with the cylinder chamber.
  12. 12. A riding vehicle comprising a mechanically triggered power outage structure according to any one of claims 1-10, or a hydraulic brake actuation member according to claim 11.

Description

Mechanical triggering power-off structure, hydraulic braking control piece and riding vehicle Technical Field The invention relates to the technical field of electric vehicle braking systems, in particular to a mechanical triggering power-off structure, a hydraulic braking control piece and a riding vehicle. Background The brake control piece bears a key function in the running of the electric vehicle, when a user operates the brake, the controller needs to detect a brake signal in time to cut off the power supply of the motor, and meanwhile, the mechanical brake system synchronously starts a braking process. The main flow scheme generally adopts a non-contact detection technology of a Hall sensor matched with a permanent magnet, and the Hall sensor outputs a level signal through detecting magnetic field change to cut off power supply of the motor, but has the theoretical advantages of no abrasion, but has the obvious defects in practical application that firstly, the cost is high, a supply chain is fragile, a single system needs to comprise a Hall IC, a magnet and a peripheral resistance capacitance circuit, the BOM cost is high, the influence of rare earth price and semiconductor capacity fluctuation is large, secondly, the anti-interference capability is weak, the influence of strong magnetic field, temperature drift and magnet demagnetization of the motor is easy, signal jitter or failure is caused, potential safety hazards exist, and thirdly, the production and assembly are complex, the air gap and the magnet polarity of the magnet and the Hall sensor need to be precisely calibrated, and the requirement on the consistency of a manufacturing process is high. To this end, we propose a mechanically triggered power-off structure, a hydraulic brake operating member and a riding vehicle. Disclosure of Invention The application provides a mechanical triggering power-off structure, a hydraulic braking control piece and a riding vehicle, which at least solve the problems that in the prior art, the main current power-off adopts a Hall power-off technology, the cost is high, the supply chain is fragile, the anti-interference capability is weak, the potential safety hazard exists, the production and the assembly are complex, and the requirement on the consistency of a manufacturing process is high. In a first aspect, the present application provides a mechanically triggered power outage structure for use with a hydraulic brake actuation member comprising at least an upper pump body and a brake lever pivotally mounted to the upper pump body by a pivot, comprising: The hydraulic brake piece is arranged in the upper pump body and is movably connected with the brake lever, and a trigger section is axially arranged on the hydraulic brake piece; The device comprises an outer attached shell, a first elastic piece, a second elastic piece, a hydraulic brake piece, a first elastic piece, a second elastic piece, a first elastic piece and a circuit board, wherein the outer attached shell is assembled on the outer wall of one side of the upper pump body, which corresponds to the position of the trigger section, and a mechanical feeler lever, the first elastic piece, the micro switch and the circuit board are sequentially arranged in an inner cavity of the outer attached shell from inside to outside; the braking lever pivots to drive the hydraulic braking piece to brake, when the triggering section axially displaces to contact with the first end of the mechanical feeler lever, the mechanical feeler lever is matched with radial displacement to trigger the micro-switch, and the circuit board is conveyed to the vehicle controller to cut off a motor power supply signal. Optionally, the triggering section is boss form, when triggering section axial displacement to contact the first end of machinery feeler lever, machinery feeler lever to micro-gap switch direction radial displacement and oppression micro-gap switch's trigger part is in order to trigger micro-gap switch opens, the circuit board carries to vehicle controller and cuts off motor power supply signal. Optionally, the trigger section is the recess form, when trigger section axial displacement to contact the first end of machinery feeler lever, machinery feeler lever to trigger section direction radial displacement and break away from micro-gap switch's trigger part to trigger micro-gap switch opens, the circuit board carries to vehicle controller and cuts off motor power supply signal. Optionally, an oil cylinder cavity is set up in the upper pump body, the hydraulic braking piece includes: the oil cylinder cavity cover is fixedly assembled at the opening end of the oil cylinder cavity through a clamp spring; The first end of the piston rod is movably connected with the brake lever, and the second end of the piston rod penetrates through the oil cylinder cavity cover and extends into the oil cylinder cavity; The piston column is movably assembled in the oil cylinder cavity