CN205070860U - A motor drive control ware for shield door - Google Patents
A motor drive control ware for shield door Download PDFInfo
- Publication number
- CN205070860U CN205070860U CN201520620412.5U CN201520620412U CN205070860U CN 205070860 U CN205070860 U CN 205070860U CN 201520620412 U CN201520620412 U CN 201520620412U CN 205070860 U CN205070860 U CN 205070860U
- Authority
- CN
- China
- Prior art keywords
- control unit
- brushless motor
- unit
- motor drive
- bldcm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to an electric machine the controller, the concrete a motor drive control ware for shield door that is, central control unit is connected through rigid line and door machine control unit, central control unit and PWM the control unit are connected, PWM the control unit and motor drive unit connection, the motor drive unit is connected with DC Brushless motor BLDCM, speed acquisition unit respectively with central control unit, DC Brushless motor BLDCM connects, electric current acquisition unit and central control unit, DC Brushless motor BLDCM connects. The utility model provides a motor drive control ware for shield door direct carries out PWM control to the motor, and can be more accurate open the motor stops, orientation, speed are controlled, and that adopts simultaneously that two closed -loop control can be better guarantees motor reliability of operation, security.
Description
Technical field
The utility model relates to a kind of electric machine controller, is specially the motor drive controller for shield door.
Background technology
Along with developing rapidly of urban track traffic, subway has become one of the most convenient, economic and efficient vehicles of people's trip; Meanwhile, the reliability service for shield door it is also proposed more and more higher requirement.Shield door is mounted in the totally-enclosed or semiclosed glass door at Subway Station Platform edge, and platform and train operation region separate by it, has the fail safe of raising platform, reduces the features such as the investment of station environmental control system.Platform screen door machine adopts integrated form driver for brushless DC motor usually, but current integrated motor driver accurately can not control motor speed, make various motor control algorithms theory and practice application gap comparatively large, affect shield door control security.
Utility model content
For above-mentioned defect, the utility model provides the motor drive controller being applicable to shield door, makes it precisely controlled to shield door motor energy, improves shield door running reliability of motor, fail safe.
In order to realize above object, the technical solution of the utility model is as follows:
For the motor drive controller of shield door, comprise central controller unit, PWM control unit, electric-motor drive unit, speed acquisition unit, current acquisition unit;
Central control unit is connected by hard wired-AND gate machine control unit, central control unit receives DC brushless motor BLDCM start and stop, direction, rate signal, DC brushless motor BLDCM fault, speed, current parameters is fed back to a machine control unit simultaneously;
Central control unit is connected with PWM control unit, and PWM control unit is connected with electric-motor drive unit, PWM control unit control PWM pulse-width signal; The DC brushless motor BLDCM start and stop that PWM control unit receives according to central control unit, direction, rate signal generate corresponding PWM pulse-width signal, control electric-motor drive unit;
Electric-motor drive unit is connected with DC brushless motor BLDCM, and electric-motor drive unit receives pwm signal, controls power switch power and controls DC brushless motor BLDCM operation;
Speed acquisition unit is connected with central control unit, DC brushless motor BLDCM respectively, by the rotating speed Real-time Collection of DC brushless motor BLDCM by calculating the shield door speed of service, form closed-loop control system;
Current acquisition unit is connected with central control unit, DC brushless motor BLDCM; by carrying out Real-time Collection to the running current of DC brushless motor BLDCM; feed back to central control unit and form closed-loop control system; carry out hardware preset value to current signal to compare, when being greater than preset value by hardware hard stop simultaneously.
The motor drive controller for shield door that the utility model provides, directly PWM control is carried out to motor, more accurate motor start and stop, direction, speed can be controlled, adopt double-closed-loop control can better guarantee motor reliability of operation, fail safe simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described
As shown in Figure 1, for the motor drive controller of shield door, comprise central controller unit 2, PWM control unit 3, electric-motor drive unit 4, speed acquisition unit 7, current acquisition unit 6;
Central control unit 2 is connected by hard wired-AND gate machine control unit 1, central control unit 2 receives DC brushless motor BLDCM5 start and stop, direction, rate signal, DC brushless motor BLDCM5 fault, speed, current parameters is fed back to a machine control unit 1 simultaneously;
Central control unit 2 is connected with PWM control unit 3, and PWM control unit 3 is connected with electric-motor drive unit 4, PWM control unit 3 control PWM pulse-width signal; The DC brushless motor BLDCM5 start and stop that PWM control unit 3 receives according to central control unit 2, direction, rate signal generate corresponding PWM pulse-width signal, control electric-motor drive unit 4;
Electric-motor drive unit 4 is connected with DC brushless motor BLDCM5, and electric-motor drive unit 4 receives pwm signal, controls power switch power and controls DC brushless motor BLDCM5 operation;
Speed acquisition unit 7 is connected with central control unit 2, DC brushless motor BLDCM5 respectively, by the rotating speed Real-time Collection of DC brushless motor BLDCM5 by calculating the shield door speed of service, form closed-loop control system;
Current acquisition unit 6 is connected with central control unit 2, DC brushless motor BLDCM5; by carrying out Real-time Collection to the running current of DC brushless motor BLDCM5; feed back to central control unit 2 and form closed-loop control system; carry out hardware preset value to current signal to compare, when being greater than preset value by hardware hard stop simultaneously.
Claims (1)
1. for the motor drive controller of shield door, it is characterized in that: comprise central controller unit, PWM control unit, electric-motor drive unit, speed acquisition unit, current acquisition unit;
Central control unit is connected by hard wired-AND gate machine control unit, central control unit receives DC brushless motor BLDCM start and stop, direction, rate signal, DC brushless motor BLDCM fault, speed, current parameters is fed back to a machine control unit simultaneously;
Central control unit is connected with PWM control unit, and PWM control unit is connected with electric-motor drive unit, PWM control unit control PWM pulse-width signal; The DC brushless motor BLDCM start and stop that PWM control unit receives according to central control unit, direction, rate signal generate corresponding PWM pulse-width signal, control electric-motor drive unit;
Electric-motor drive unit is connected with DC brushless motor BLDCM, and electric-motor drive unit receives pwm signal, controls power switch power and controls DC brushless motor BLDCM operation;
Speed acquisition unit is connected with central control unit, DC brushless motor BLDCM respectively, by the rotating speed Real-time Collection of DC brushless motor BLDCM by calculating the shield door speed of service, form closed-loop control system;
Current acquisition unit is connected with central control unit, DC brushless motor BLDCM; by carrying out Real-time Collection to the running current of DC brushless motor BLDCM; feed back to central control unit and form closed-loop control system; carry out hardware preset value to current signal to compare, when being greater than preset value by hardware hard stop simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520620412.5U CN205070860U (en) | 2015-08-17 | 2015-08-17 | A motor drive control ware for shield door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520620412.5U CN205070860U (en) | 2015-08-17 | 2015-08-17 | A motor drive control ware for shield door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205070860U true CN205070860U (en) | 2016-03-02 |
Family
ID=55397360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520620412.5U Expired - Fee Related CN205070860U (en) | 2015-08-17 | 2015-08-17 | A motor drive control ware for shield door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205070860U (en) |
-
2015
- 2015-08-17 CN CN201520620412.5U patent/CN205070860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 212300, Jiangsu City, Zhenjiang province Danyang City villa town Industrial Park Patentee after: Jiangsu future rail transit equipment Limited by Share Ltd Address before: 212300, Jiangsu City, Zhenjiang province Danyang City villa town industrial zone Patentee before: JIANGSU FUTURE MACHINERY SCIENCE & TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20200817 |