Rotary induction magnet structure for coded disc of brake controller

By installing magnets and sensing probes on the brake controller encoder, the problem of inaccurate recording of motor rotations was solved, improving the effectiveness and reliability of the brakes.

CN224256635UActive Publication Date: 2026-05-19SHENZHEN ANQUAN INTELLIGENT DRIVING TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN ANQUAN INTELLIGENT DRIVING TECHNOLOGY CO LTD
Filing Date
2025-07-31
Publication Date
2026-05-19

AI Technical Summary

Technical Problem

In existing technologies, the encoder of the brake controller cannot effectively record the number of motor rotations, which affects the effectiveness and reliability of the brake.

Method used

A magnet is embedded at the end of the motor spindle and mounted on the brake controller encoder. An induction probe is set inside the motor housing. The induction probe senses the number of rotations of the magnet and transmits a signal to the motor control circuit board to control the motor to rotate in reverse and reset.

Benefits of technology

This improves the effectiveness and smoothness of braking, and ensures the effectiveness and stability of motor reset.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a rotary induction magnet structure for a coded disc of a brake controller, which is connected to the coded disc of the brake controller and comprises a motor, and a main shaft of the motor is connected to the center of the coded disc of the brake controller through a bearing; a magnet is embedded and fixed at the end part of a spindle of the motor; an inductive probe is arranged in a shell of the motor; a signal wire connected with the inductive probe is arranged in a shell of the motor, and the end part of the signal wire is connected with a plugging terminal in a plugging manner; the motor rotates to drive the magnet to rotate, the induction probe inducts the number of rotation turns of the magnet and transmits induction signals to the motor control circuit board, and the motor control circuit board controls the motor to rotate reversely and reset. According to the utility model, the structure arrangement is reasonable, the magnet is embedded at the end part of the main shaft of the motor and is matched with the inductive probe in the shell of the motor to induce the number of rotation turns of the main shaft of the motor, and the motor is enabled to reversely rotate corresponding turns for resetting through the motor control circuit board, so that the effectiveness and stability of resetting are ensured, and the brake effectiveness and smoothness are improved.
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Description

Technical Field

[0001] This utility model belongs to the field of braking technology, specifically relating to a rotating induction magnet structure for a brake controller encoder. Background Technology

[0002] In the brake pedal control of passenger cars, commercial vehicles, and other vehicles, the brakes are mostly operated by cable-operated disc brakes. The braking effect is mainly achieved by the tension of the cable, which drives the brake pads in the brake caliper to generate friction. It generally includes a brake code disc and a motor, and the motor reset is achieved by a spring. Although it can meet the general usage requirements, it cannot effectively record the number of rotations of the motor, which affects the effectiveness and reliability of the motor rotation braking and makes it difficult to meet market demands. Utility Model Content

[0003] The purpose of this invention is to provide a rotating induction magnet structure for a brake controller encoder that has a reasonable structural design and is conducive to improving braking effectiveness.

[0004] The technical solution to achieve the purpose of this utility model is a rotating induction magnet structure for a brake controller code disk, which is connected to the brake code disk and includes a motor. The main shaft of the motor is connected to the center of the brake code disk through a bearing.

[0005] A magnet is embedded and fixed at the end of the motor's main shaft, and an induction probe is installed inside the motor's housing;

[0006] The motor housing contains a signal wire connected to the sensing probe, and the end of the signal wire is pluggable to a connector terminal for connecting to the motor control circuit board.

[0007] The motor rotates, causing the magnet to rotate. The sensing probe senses the number of rotations of the magnet and transmits the sensing signal to the motor control circuit board. The motor control circuit board then controls the motor to reverse and reset.

[0008] A further preferred embodiment is that the magnet is a cylindrical structure with a diameter of 6 mm and a height of 3 mm.

[0009] A further preferred embodiment is that the brake code disc is an aluminum structural component.

[0010] This invention has positive effects: The structure of this invention is reasonable. A magnet is embedded at the end of the motor's main shaft and works with an induction probe inside the motor housing. When the motor drives the main shaft to rotate, the magnet cuts the magnetic field lines of the induction probe and senses the number of rotations of the motor's main shaft. The motor control circuit board then reverses the motor to reset the number of rotations, ensuring the effectiveness and stability of the reset, improving braking effectiveness and field compliance, and making it highly applicable. Attached Figure Description

[0011] To make the content of this utility model easier to understand, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings, wherein:

[0012] Figure 1 This is a schematic diagram of the structure of this utility model;

[0013] Figure 2 This is a side view of the present invention.

[0014] Figure 3 This is a schematic diagram of the specific structure of the motor and magnet in this utility model.

[0015] Reference numerals: 1. Brake encoder; 2. Motor; 3. Bearing; 4. Magnet; 5. Sensor probe; 6. Signal wire; 7. Connector terminal; 8. Spindle. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] Example

[0018] See Figures 1 to 3 As shown, a rotating induction magnet structure for a brake controller is connected to a brake code disk 1, including a motor 2. The motor's main shaft is connected to the center of the brake code disk via a bearing 3. In this embodiment, the brake code disk is an aluminum structure. The brake code disk primarily connects the motor and houses the brake guide disk. The brake cable passes through the brake code disk and connects to the brake guide disk. When the motor rotates, the brake cable is wound around the brake guide disk, achieving braking. In this embodiment, a magnet 4 is embedded and fixed at the end of the motor's main shaft 8. A sensing probe 5 is installed inside the motor's housing. Furthermore, a signal wire 6 connected to the sensing probe is installed inside the motor's housing. The end of the signal wire is pluggable to a terminal 7 for connecting to the motor control circuit board. The motor control circuit board is a conventional structure in the prior art, simply applied for the drive control of the motor. During use, the motor rotation drives the magnet to rotate. The sensing probe senses the number of rotations of the magnet and transmits the sensing signal to the motor control circuit board, which then controls the motor to reverse and reset. The sensing probe is a position sensor.

[0019] In this embodiment, the magnet is a cylindrical structure with a diameter of 6mm and a height of 3mm.

[0020] This invention has positive effects: The structure of this invention is reasonable. A magnet is embedded at the end of the motor's main shaft and works with an induction probe inside the motor housing. When the motor drives the main shaft to rotate, the magnet cuts the magnetic field lines of the induction probe and senses the number of rotations of the motor's main shaft. The motor control circuit board then reverses the motor to reset the number of rotations, ensuring the effectiveness and stability of the reset, improving braking effectiveness and field compliance, and making it highly applicable.

[0021] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural parts described in the instruction manual can also be processed without any doubt based on existing technical common sense. At the same time, the connection methods of each component adopt mature conventional methods in the existing technology, and the machinery, parts and equipment all adopt conventional models in the existing technology, so they will not be described in detail here.

[0022] Obviously, the above embodiments of this utility model are merely examples for clearly illustrating this utility model, and are not intended to limit the implementation of this utility model. Those skilled in the art can make other variations or modifications based on the above description. It is neither necessary nor possible to exhaustively list all embodiments here. However, these obvious variations or modifications derived from the essential spirit of this utility model still fall within the protection scope of this utility model.

Claims

1. A rotary induction magnet structure for a brake controller code disk, connected to the brake code disk, characterized in that: Includes a motor, the main shaft of which is connected to the center of the brake code disc via a bearing; A magnet is embedded and fixed at the end of the motor's main shaft, and an induction probe is installed inside the motor's housing; The motor housing contains a signal wire connected to the sensing probe, and the end of the signal wire is pluggable to a connector terminal for connecting to the motor control circuit board. The motor rotates, causing the magnet to rotate. The sensing probe senses the number of rotations of the magnet and transmits the sensing signal to the motor control circuit board. The motor control circuit board then controls the motor to reverse and reset.

2. The rotary induction magnet structure for a brake controller encoder according to claim 1, characterized in that: The magnet is a cylindrical structure with a diameter of 6 mm and a height of 3 mm.

3. The rotary induction magnet structure for a brake controller encoder according to claim 1, characterized in that: The brake encoder is an aluminum structural component.