CN214205390U

CN214205390U - Motor controller structure based on LRM framework

Info

Publication number: CN214205390U
Application number: CN202022891896.0U
Authority: CN
Inventors: 王波; 严涛; 邓林; 潘忠; 吴凌蛟; 刘婧妮
Original assignee: AVIC Chengdu Aircraft Design and Research Institute
Current assignee: AVIC Chengdu Aircraft Design and Research Institute
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-09-14
Anticipated expiration: 2030-12-04

Abstract

The utility model belongs to the technical field of motor control, and discloses a motor controller structure based on LRM framework, wherein a control module is connected with a support plate module through a control connector, and a power supply module is connected with the support plate module through a power supply connector; the driving module is connected with the carrier plate module through a driving connector and is connected with and drives the motor; a connecting passage is arranged in the support plate module, the control module is connected with and controls the power module box driving module through the support plate module, and the power module is connected with and supplies power to the control module and the driving module. The utility model has clear functional division and is convenient for fault location and maintenance; various module spare parts can be directly prepared, maintenance guarantee is improved, and purchasing cost is reduced; the control module and the power module can be directly suitable for motor controllers with different power levels, so that the cost of re-development is reduced; the hardware and software types of the controller can be effectively reduced, and the state control is facilitated.

Description

Motor controller structure based on LRM framework

Technical Field

The utility model belongs to the technical field of motor control, a motor controller structure is related to, concretely relates to motor controller structure based on LRM framework.

Background

The existing controller of the onboard motor load is independently planned, designed, produced, maintained and guaranteed by a large number of different manufacturers due to use scene difference, controlled object difference, concerned parameter difference and the like. And the controller architectures of different motor loads of the same manufacturer are also obviously different, and no universal part exists. In addition, various controllers are lack of modular design and are usually realized in a stack form, different functional circuits and components are mutually coupled, and signals are overlapped and crossed; meanwhile, the signal transmission between the board card in the controller and the board card is realized by cables or butt terminals. The cost from scientific research production to maintenance and guarantee of the whole life cycle is huge, spare parts are various, field maintenance is difficult to realize, and the maneuvering efficiency and equipment attendance rate of a user are directly influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a motor controller structure based on LRM framework through carrying out the modularization division with the controller circuit according to the function, and partial functional circuit adopts LRM project organization, realizes in the controller quick assembly disassembly, change, the maintenance of functional circuit in the outfield.

The technical scheme of the utility model is that:

a motor controller structure based on LRM framework comprises a control module, a power supply module, a drive module and a carrier plate module; the support plate module is provided with a control connector, a power supply connector and a driving connector, the control module is connected with the support plate module through the control connector, and the power supply module is connected with the support plate module through the power supply connector; the driving module is connected with the carrier plate module through a driving connector and is connected with and drives the motor; a connecting passage is arranged in the support plate module, the control module is connected with and controls the power module box driving module through the support plate module, and the power module is connected with and supplies power to the control module and the driving module.

Furthermore, the control connector, the power connector and the driving connector are all arranged on the same side surface of the carrier board module.

Furthermore, an external connector is arranged on the other side surface of the carrier plate module.

Furthermore, a rotating speed control module, a parameter acquisition and judgment module, a motor control protection module and a motor running state monitoring module are arranged in the control module; the control connector has a control interface, a communication interface, and a power-on interface.

Furthermore, a power supply voltage division module, a plurality of power supplies with different voltage grades and a switch are arranged in the power supply module; the power connector is provided with an input power interface and an output power interface for connecting power supplies with different voltage grades, and is also provided with a control line interface for connecting a control module with each switch in the power module.

Furthermore, a power conversion module and a filtering module are arranged in the driving module.

Furthermore, an external interface adaptation module and a connecting wire for transmitting signals and power between other functional modules of the controller structure are arranged in the carrier plate module.

Furthermore, the driving module is provided with a connecting wire directly connected with the external connector.

The utility model has the advantages that:

1. the utility model adopts LRM design structure, the function division is clear, and the fault location and maintenance are convenient;

2. the utility model can directly prepare various module spare parts, improve the maintenance guarantee and reduce the purchasing cost;

3. the control module and the power module of the utility model can be directly suitable for the motor controllers with different power levels, thereby reducing the cost of re-development;

4. the utility model discloses can effectively reduce controller hardware and software type, the state management and control of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

the system comprises a control module 1, a power module 2, a driving module 3, a carrier plate module 4, a control connector 5, a power connector 6, a driving connector 7 and an external connector 8.

Detailed Description

This section is an embodiment of the present invention for explaining and explaining the technical solution of the present invention.

A motor controller structure based on LRM framework comprises a control module 1, a power module 2, a driving module 3 and a carrier board module 4; the carrier plate module 4 is provided with a control connector 5, a power supply connector 6 and a driving connector 7, the control module 1 is connected with the carrier plate module 4 through the control connector 5, and the power supply module 2 is connected with the carrier plate module 4 through the power supply connector 6; the driving module 3 is connected with the carrier plate module 4 through a driving connector 7, and the driving module 3 is connected with and drives the motor; a connecting passage is arranged in the support plate module 4, the control module 1 is connected with and controls the power module 2 and the drive module 3 through the support plate module 4, and the power module 2 is connected with and supplies power to the control module 1 and the drive module 3.

The control connector 5, the power supply connector 6 and the drive connector 7 are all arranged on the same side of the carrier board module 4.

The other side of the carrier module 4 is also provided with an external connector 8.

A rotating speed control module, a parameter acquisition and judgment module, a motor control protection module and a motor running state monitoring module are arranged in the control module 1; the control connector 5 has a control interface, a communication interface, and a power-on interface.

A power supply voltage division module, a plurality of power supplies with different voltage grades and a switch are arranged in the power supply module 2; the power connector 6 is provided with an input power interface and an output power interface for connecting power supplies with different voltage grades, and is also provided with a control line interface for connecting the control module 1 with each switch in the power module 2.

A power conversion module and a filtering module are arranged in the driving module 3.

An external interface adaptation module and a connecting wire for transmitting signals and power between other functional modules of the controller structure are arranged in the carrier plate module 4.

The drive module 3 is provided with a connection directly to the external connector 8.

Another embodiment of the present invention is described below with reference to the drawings.

A motor controller architecture based on LRM structure comprises a control module 1, a power module 2, a drive module 3, a carrier board module 4 and a plurality of connectors; wherein:

the control module 1 is used for realizing all control related functions in the controller and carrying out corresponding rotating speed control on the motor according to the instruction state; meanwhile, various externally input parameters are collected and judged, corresponding protection measures are executed, and the running state is uploaded in real time through a communication interface. The LRM structure is designed to be directly plugged and unplugged.

The power module 2 is used for converting an input power supply into power supplies with different voltage grades in an isolated mode and providing power supplies required by the operation of the driving module, the control module or the sensor. The LRM structure is designed to be directly plugged and unplugged.

The driving module 3 is used for converting an input power supply into power electricity required by the operation of the motor and driving the motor to operate. The structure can be designed into an LRM structure or a non-LRM structure according to the requirement of the heat dissipation form of the controller.

The carrier plate module 4 is used for realizing external interface adaptation and signal transmission among functional modules in the controller;

the multiple connectors are used for realizing the interaction of input and output signals of all the functional modules.

The control module 1 is connected with the carrier plate module 4 through the control connector 5, the power supply module 2 is connected with the carrier plate module 4 through the power supply connector 6, the driving module 3 is connected with the carrier plate module 4 through the driving connector 7, the carrier plate module 4 is connected with an external interface through the external connector 8, and external power supply can also be directly connected into the driving module 3 through the external connector 8, is mainly used for high-voltage power supply and is suitable for a high-power motor.

Claims

1. A motor controller structure based on an LRM (line replaceable module) architecture is characterized by comprising a control module (1), a power supply module (2), a driving module (3) and a carrier board module (4); the support plate module (4) is provided with a control connector (5), a power supply connector (6) and a driving connector (7), the control module (1) is connected with the support plate module (4) through the control connector (5), and the power supply module (2) is connected with the support plate module (4) through the power supply connector (6); the driving module (3) is connected with the carrier plate module (4) through a driving connector (7), and the driving module (3) is connected with and drives the motor; a connecting passage is arranged in the carrier plate module (4), the control module (1) is connected with and controls the power module (2) and the box driving module (3) through the carrier plate module (4), and the power module (2) is connected with and supplies power to the control module (1) and the driving module (3).

2. An LRM architecture based motor controller structure according to claim 1, wherein the control connector (5), the power supply connector (6) and the driving connector (7) are all arranged on the same side of the carrier board module (4).

3. An LRM architecture based motor controller structure according to claim 2, wherein the other side of the carrier board module (4) is further provided with an external connector (8).

4. An LRM architecture based motor controller architecture according to claim 3, characterized in that the driver module (3) is provided with a direct connection to the external connector (8).

5. The structure of the motor controller based on the LRM architecture as claimed in claim 1, wherein the control module (1) is internally provided with a rotation speed control module, a parameter collection and judgment module, a motor control protection module and a motor operation status monitoring module; the control connector (5) has a control interface, a communication interface, and a power-on interface.

6. The structure of the motor controller based on the LRM architecture as claimed in claim 1, wherein the power module (2) is configured with a power dividing module, a plurality of power supplies with different voltage levels and a switch; the power supply connector (6) is provided with an input power supply interface and an output power supply interface for connecting power supplies with different voltage grades, and is also provided with a control line interface for connecting the control module (1) with each switch in the power supply module (2).

7. The structure of an LRM architecture based motor controller as claimed in claim 1, wherein the driving module (3) is provided with a power conversion module and a filtering module.

8. The structure of an LRM architecture based motor controller as claimed in claim 1, wherein the board-on-board module (4) is provided with an external interface adapter module and a connection line for signal and power transmission between other functional modules of the controller structure.