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CN-224233541-U - Rectifying module circuit board of electromagnetic brake

CN224233541UCN 224233541 UCN224233541 UCN 224233541UCN-224233541-U

Abstract

The utility model discloses an electromagnetic brake rectifying module circuit board, and belongs to the technical field of electromagnetic brakes. The utility model provides an electromagnetic braking ware rectifier module circuit board, includes circuit board plate body, connects, rectifier module, electromagnetic braking ware body, connects to install on the circuit board plate body, be provided with power, piezo-resistor, thermistor, rectifier module, triode, protection resistance, electric capacity on the circuit board plate body. According to the electromagnetic brake rectifier module circuit board provided by the utility model, the capacitor can absorb and release electric energy, the second switch closes the second branch, and after the control circuit is electrified, the capacitor is required to absorb the electric energy, so that the electromagnetic brake body can be delayed to be opened for a certain time, the electromagnetic brake body can be controlled to be delayed to be opened, the second switch closes the second branch, and after the control circuit is electrified, the electromagnetic brake body is immediately opened, so that two functions of delayed braking or immediate braking of the electromagnetic brake can be realized.

Inventors

  • WANG WEIJIN

Assignees

  • 安徽创新电磁离合器有限公司

Dates

Publication Date
20260512
Application Date
20250529

Claims (10)

  1. 1. The circuit board comprises a circuit board body (1), a connector (2), a rectifying module (5) and an electromagnetic brake body (7), wherein the connector (2) is arranged on the circuit board body (1), and the circuit board is characterized in that a power supply, a piezoresistor (3), a thermistor (4), the rectifying module (5), a triode (6), a protection resistor (8) and a capacitor (9) are arranged on the circuit board body (1), and the power supply is connected with the connector (2); The power supply, the piezoresistor (3), the thermistor (4), the rectifying module (5), the triode (6), the protective resistor (8) and the capacitor (9) form a control circuit for controlling the electromagnetic brake body (7) to be opened and closed, and the control circuit comprises a main circuit, a first branch circuit and a second branch circuit; The main circuit of the control circuit comprises a thermistor (4), a rectifying module (5), an electromagnetic brake body (7) and a resistance wire, and a piezoresistor (3) is arranged on the first branch circuit; And a capacitor (9) and a triode (6) are arranged on the second branch, and the triode (6) is connected with the trunk.
  2. 2. The rectification module circuit board of an electromagnetic brake as claimed in claim 1, wherein the corners of the circuit board body (1) are provided with chamfer structures.
  3. 3. The rectification module circuit board of the electromagnetic brake as claimed in claim 1, wherein mounting holes for mounting are arranged at four corners of the circuit board body (1).
  4. 4. The rectification module circuit board of the electromagnetic brake as claimed in claim 1, wherein bottom plates for installation are arranged on the lower sides of two parallel side edges of the circuit board body (1), and the bottom plates are fixed with the circuit board body (1) through welding.
  5. 5. The electromagnetic brake rectifier module circuit board of claim 4, wherein said base plate has mounting slots therein for ease of installation.
  6. 6. The electromagnetic brake rectifier module circuit board of claim 1, wherein said power supply outputs alternating current.
  7. 7. The electromagnetic brake rectifier module circuit board of claim 1, wherein a first switch is disposed on the main circuit, the first switch being used to turn on and off the control circuit.
  8. 8. An electromagnetic brake rectifying module circuit board according to claim 1, characterized in that said thermistor (4) is of NTC type.
  9. 9. The electromagnetic brake rectifier module circuit board of claim 1, wherein a second switch is disposed on the second leg, the second switch being configured to close and open the second leg.
  10. 10. An electromagnetic brake rectifier module circuit board according to claim 1, characterized in that said protection resistor (8) is located on the dry road.

Description

Rectifying module circuit board of electromagnetic brake Technical Field The utility model belongs to the technical field of electromagnetic brakes, and particularly relates to an electromagnetic brake rectifying module circuit board. Background The rectification module in the electromagnetic brake mainly aims to convert Alternating Current (AC) into Direct Current (DC) so as to meet the requirement of the electromagnetic coil of the brake on a direct current power supply. Electromagnetic brakes typically require direct current (e.g., 24 VDC) to drive the electromagnet to produce the pull-in force, but industrial field power is mostly alternating current (e.g., 220 VAC). The rectifying module converts the input alternating current into pulsating direct current through an internal diode or a controllable silicon bridge circuit, and outputs stable direct current for a brake after smoothing through a filter circuit (such as a capacitor). The existing rectifier module delay braking and quick braking are separate modules, when a customer needs quick braking, the corresponding modules need to be replaced, and the quick and delay braking requirements of the brake are difficult to be met on one rectifier module. Therefore, the application provides the rectification module circuit board of the electromagnetic brake. Disclosure of utility model The utility model aims to provide an electromagnetic brake rectifying module circuit board, which solves the problems that the conventional rectifier module for delayed braking and rapid braking proposed by the background art is an independent module, and a customer needs to replace a corresponding module when needing rapid braking, and the braking requirements of the rapid and delayed braking of a brake are difficult to be completed on one rectifying module. In order to achieve the above purpose, the utility model provides a technical scheme that the rectification module circuit board of the electromagnetic brake comprises a circuit board body, a connector, a rectification module and an electromagnetic brake body, wherein the connector is arranged on the circuit board body, a power supply, a piezoresistor, a thermistor, the rectification module, a triode, a protection resistor and a capacitor are arranged on the circuit board body, and the power supply is connected with the connector; The power supply, the piezoresistor, the thermistor, the rectifying module, the triode, the protection resistor and the capacitor form a control circuit for controlling the electromagnetic brake body to be opened and closed, and the control circuit comprises a main circuit, a first branch circuit and a second branch circuit; The main circuit of the control circuit comprises a thermistor, a rectifying module, an electromagnetic brake body and a resistance wire, and the first branch circuit is provided with a piezoresistor; and a capacitor and a triode are arranged on the second branch, and the triode is connected with the trunk. Preferably, the corner of the circuit board body is provided with a chamfer structure. Preferably, the four corners of the circuit board body are provided with mounting holes for mounting. Preferably, the bottom plate used for installation is arranged on the lower sides of the two parallel side edges of the circuit board body, and the bottom plate and the circuit board body are fixed through welding. Preferably, the bottom plate is internally provided with an installation groove for convenient installation. Preferably, the power supply outputs alternating current. Preferably, the main circuit is provided with a first switch, and the first switch is used for switching on and off the control circuit. Preferably, the thermistor is an NTC thermistor. Preferably, a second switch is arranged on the second branch, and the second switch is used for closing and opening the second branch. Preferably, the protection resistor is located on the dry circuit. The beneficial effects are that: 1. According to the electromagnetic brake rectifier module circuit board provided by the utility model, the capacitor can absorb and release electric energy, the second switch closes the second branch, and after the control circuit is electrified, the capacitor is required to absorb the electric energy, so that the electromagnetic brake body can be delayed to be opened for a certain time, the electromagnetic brake body can be controlled to be delayed to be opened, the second switch closes the second branch, and after the control circuit is electrified, the electromagnetic brake body is immediately opened, so that two functions of delayed braking or immediate braking of the electromagnetic brake can be realized. 2. According to the circuit board of the rectification module of the electromagnetic brake, provided by the utility model, when the first switch is turned on, the control circuit has a very high surge voltage, and when the thermistor is not turned on, the thermistor does not pass through curr