CN210807120U - Motor rotation change initial angle checking and calibrating equipment - Google Patents
Motor rotation change initial angle checking and calibrating equipment Download PDFInfo
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- CN210807120U CN210807120U CN201921687567.5U CN201921687567U CN210807120U CN 210807120 U CN210807120 U CN 210807120U CN 201921687567 U CN201921687567 U CN 201921687567U CN 210807120 U CN210807120 U CN 210807120U
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Abstract
The utility model discloses a motor revolves becomes initial angle inspection and calibration equipment, include: the display device comprises a shell, a display screen, a power circuit and a main control circuit; the power circuit includes: the motor temperature signal processing module is connected with the main control circuit, and the power supply module is connected with the three-phase electric signal processing module; the master control circuit includes: the touch control device comprises a main control module, a communication module, a display screen interface circuit, a touch control signal processing module and a power circuit interface module, wherein the power circuit interface module is connected with the power circuit, and the display screen interface circuit is connected with a display screen. The utility model discloses small in size, portable help improving operating personnel's demarcation efficiency, the utility model discloses have through the external power source power supply and utilize motor back electromotive force for two kinds of power supply schemes of equipment power supply, make the equipment use not restricted by the power supply, it is wider to be suitable for place and condition.
Description
Technical Field
The utility model relates to a motor detects technical field, in particular to motor revolves becomes initial angle inspection and calibration equipment.
Background
The initial angle of the rotary transformer is an initial position angle of the motor during operation, and in the operation process of the motor, if the initial angle of the rotary transformer is inaccurate in position, the problems that the starting current is too large, the starting is reversed and even the starting cannot be started can be caused, so that the accuracy of the detection of the initial angle of the rotary transformer is a decisive factor for the successful starting and the starting torque of the motor. In the prior art of detecting the initial angle of the rotary transformer, the equipment for detecting the back electromotive force of the motor and the equipment for detecting the initial position angle are both carried out on a detection rack, and the detection rack is used for calibration, so that the defects of large equipment occupation area, complex and inflexible operation and the influence on the detection efficiency are caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the prior art, the embodiment of the utility model provides a motor revolves becomes initial angle inspection and calibration equipment. The technical scheme is as follows:
an apparatus for checking and calibrating a rotational variation initial angle of a motor, comprising: the display device comprises a shell, a display screen, a power circuit and a main control circuit; the power circuit includes: the motor temperature signal processing module is connected with the main control circuit, and the power supply module is connected with the three-phase electric signal processing module; the master control circuit includes: the touch control device comprises a main control module, a communication module, a display screen interface circuit, a touch control signal processing module and a power circuit interface module, wherein the power circuit interface module is connected with the power circuit, and the display screen interface circuit is connected with the display screen.
Further, the three-phase electric signal processing module includes: the three-phase rectifier circuit is connected with the power supply module.
Further, the master control circuit further comprises: an alarm control module, the device further comprising: and the alarm control module is connected with the alarm system.
Further, the communication module comprises a CAN communication circuit and a UART serial port communication circuit.
Furthermore, the power module comprises two power interfaces, one power interface is connected with the three-phase electric signal processing module, and the other power interface is connected with the power adapter.
Further, the apparatus further comprises: and the equipment power indicator lamp is connected with the power module.
Further, the apparatus further comprises: the touch control signal processing module is a key matrix module.
Furthermore, the display screen is a touch display screen, and the touch signal processing module is connected with the display screen.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
1. the utility model provides a highly integrated equipment for checking and calibrating the initial angle of the rotary transformer, which has the advantages of small volume, convenient carrying, simple operation and visual display, and is helpful for improving the calibration efficiency of operators;
2. the utility model has two power interfaces, one is connected with the external power supply, and the other is connected with the three-phase electric signal processing module, and has two power supply schemes of supplying power to the equipment by the external power supply and utilizing the back electromotive force of the motor, so that the equipment is not limited by the power supply when in use, and the applicable places and conditions are wider;
3. the utility model discloses support multiple communication modes such as serial communication, CAN communication, the various equipment of being convenient for are markd.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a device for checking and calibrating a rotational initial angle of a motor according to an embodiment of the present invention;
fig. 2 is a topology structure diagram of the motor rotation initial angle checking and calibrating device provided by the embodiment of the present invention;
fig. 3 is a diagram of a key layout provided by an embodiment of the present invention;
fig. 4 is a schematic diagram of the connection between the power circuit and the main control circuit module according to an embodiment of the present invention.
In the figure: 1. a housing; 2. a display screen; 3. a power circuit; 4. a master control circuit; 5. an alarm system; 1.1, a top cover panel; 1.2, a bottom cover; 1.3, displaying screen port; 1.4, holes of the motor interface; 3.1, a motor interface module; 3.2, a three-phase electric signal processing module; 3.3, a rotary variable signal processing module; 3.4, a motor temperature signal processing module; 3.5, a power supply module; 4.1, a main control module; 4.2, a communication module; 4.3, a display screen interface circuit; 4.4, a touch signal processing module; 4.5, a power circuit interface module; 4.6, an alarm control module; 6.1, starting to press a key; 6.2, saving the data key; 6.3, sending a key; 6.4, selecting a key upwards; 6.5, selecting a key downwards; 6.7, power switch.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Because the detection and the demarcation of current motor rotary transformer initial angle all go on the huge detection rack of volume, lack the flexibility during operation, consequently the utility model provides a motor rotary transformer initial angle inspection and calibration equipment convenient to it is handheld, this equipment can hand-carry, need not to move the motor, shows visual easy operation.
As shown in fig. 1, an apparatus for checking and calibrating a rotational initial angle of a motor includes: the display device comprises a shell 1, a display screen 2, a power circuit 3 and a main control circuit 4. Wherein power circuit is responsible for three-phase circuit waveform and the processing of data such as calculation, motor temperature, rotational speed, voltage that the rotary transformer waveform sent to master control circuit, master control circuit is responsible for the operation logic of operation equipment and the motor rotary transformer initial angle, and the display screen is responsible for the display function of equipment, mainly shows: the running state of the equipment, the initial angle of the motor rotation, the motor temperature, the motor rotating speed, the three-phase voltage and the connection state with other external equipment.
The housing 1 can be designed in the form of a handle for easy handling, comprising: the top cover comprises a top cover panel 1.1 and a bottom cover 1.2, wherein the top cover panel is provided with a display screen port 1.3, and a hole 1.4 of a motor interface, a hole of a power supply interface and a hole of a communication interface are reserved on the bottom cover panel.
As shown in fig. 4, the power circuit 3 includes: the motor temperature signal processing device comprises a motor interface module 3.1, a three-phase electric signal processing module 3.2, a rotary transformer signal processing module 3.3, a motor temperature signal processing module 3.4 and a power supply module 3.5. As shown in fig. 2, the motor interface module is used for connecting with three-phase and low-voltage plugs of the motor and collecting three-phase power, a resolver signal and temperature data of the motor, and the motor interface module is connected with the three-phase electric signal processing module. The three-phase electric signal processing module comprises a three-phase rectifying circuit and a divider resistor, wherein the three-phase rectifying circuit rectifies the collected three-phase electricity into two-phase direct current, the two-phase direct current is input into the power supply module to provide power supply support for the whole checking and calibrating equipment, and the divider resistor divides the U-phase voltage into signals within 3.3V before the rectifying circuit and is protected by a voltage stabilizing diode. The rotary transformer signal processing module is used for processing the acquired rotary transformer signals so as to meet the requirement of the main control circuit on the rotary transformer signals when calculating the initial angle of the rotary transformer. The motor temperature signal processing module is used for processing the collected motor temperature data and transmitting the data to the main control circuit. The power module comprises two power interfaces, one power interface is connected with the three-phase electric signal processing module and directly supplies power to equipment by using three-phase electricity of the motor, the other power interface can be connected with the power adapter to serve as a standby power supply, and the power interface connected with the power adapter can be a USB interface. The equipment also comprises an equipment power indicator (not shown) which is connected with the power module, and when the voltage of the power module meets the operation requirement of the equipment, the equipment power indicator is on.
As shown in fig. 4, the main control circuit 4 includes: the device comprises a main control module 4.1, a communication module 4.2, a display screen interface circuit 4.3, a touch signal processing module 4.4 and a power circuit interface module 4.5. The main control module may include a single chip or a main control chip. As shown in fig. 2, the communication module CAN communication circuit and UART serial communication circuit, the CAN communication circuit CAN be used to connect to the motor controller, and the UART serial communication circuit CAN be used to connect to the computer device. The display screen interface circuit is used for being connected with a display screen, and particularly the display screen is connected and fixed with the main control circuit through a flat cable and a pin header and transmits data through a parallel port. The power circuit interface module is used for connecting a power circuit, and particularly the east circuit connects the processed three-phase signals and the processed rotary signals with the main control circuit in a wire plugging mode.
In order to adapt to different operation needs, the utility model provides a button touch-control and touch screen touch-control two kinds of different touch-control modes. As shown in fig. 3, when the touch is a key touch, the detecting and calibrating device further includes: control buttons and a power switch 6.7, and correspondingly, the touch signal processing module is a key matrix module. Specifically, the control key includes: start button 6.1, save data button 6.2, send button 6.3, up select button 6.4, down select button 6.5. And when the touch screen is in a touch screen touch mode, the display screen is a touch screen display screen, and the touch signal processing module is connected with the display screen.
In order to guarantee that the user can in time learn the motor abnormal conditions, the utility model discloses a master control circuit still includes: alarm control module 4.6, the utility model provides an inspection and calibration equipment still includes: the alarm system 5 may be a buzzer. The alarm control module is connected with the alarm system and controls the operation of the alarm system.
The utility model provides a become initial angle inspection and calibration equipment soon can be applicable to high rotational speed motor and low rotational speed motor.
When the initial angle of the rotary transformer of the high-speed motor is checked, the motor is connected with the motor interface module at first, the motor rotates at a high speed to generate counter electromotive force, and the counter electromotive force supplies power to checking and calibrating equipment after passing through a three-phase rectifying circuit in the three-phase electric signal processing module. After the voltage of the power supply module can meet the power supply condition, the equipment power supply indicator lamp is lightened to indicate that the equipment can normally run. The operator starts the equipment, the power circuit collects and processes data, the main control circuit further calculates according to the data transmitted by the power circuit, and the calculation result is displayed on the display screen, so that the operator can perform preliminary judgment on whether the initial angle of the rotary transformer meets the standard parameters. When the equipment identifies the abnormal rotating speed, temperature and voltage of the motor, the alarm control module controls the alarm system to give an alarm to remind an operator to process in time. Further, an operator can calibrate through a motor controller and computer equipment which are externally connected with the communication module.
When the initial angle of the rotary transformer of the low-speed motor is checked, the motor cannot generate enough electric energy to supply power for checking and calibrating equipment, so that a power interface connected with an external adapter can be adopted to supply power for the equipment.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
1. the utility model provides a highly integrated equipment for checking and calibrating the initial angle of the rotary transformer, which has the advantages of small volume, convenient carrying, simple operation and visual display, and is helpful for improving the calibration efficiency of operators;
2. the utility model has two power interfaces, one is connected with the external power supply, and the other is connected with the three-phase electric signal processing module, and has two power supply schemes of supplying power to the equipment by the external power supply and utilizing the back electromotive force of the motor, so that the equipment is not limited by the power supply when in use, and the applicable places and conditions are wider;
3. the utility model discloses support multiple communication modes such as serial communication, CAN communication, the various equipment of being convenient for are markd.
Above-mentioned all optional technical scheme can adopt arbitrary combination to form the optional embodiment of this utility model, and the repeated description is no longer given here.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a motor rotary transformer initial angle check and calibration equipment which characterized in that includes: the display device comprises a shell, a display screen, a power circuit and a main control circuit; the power circuit includes: the motor temperature signal processing module is connected with the main control circuit, and the power supply module is connected with the three-phase electric signal processing module; the master control circuit includes: the touch control device comprises a main control module, a communication module, a display screen interface circuit, a touch control signal processing module and a power circuit interface module, wherein the power circuit interface module is connected with the power circuit, and the display screen interface circuit is connected with the display screen.
2. The motor rotation variation initial angle checking and calibrating device according to claim 1, wherein the three-phase electric signal processing module comprises: the three-phase rectifier circuit is connected with the power supply module.
3. The apparatus for checking and calibrating rotation initial angle of motor according to claim 1 or 2, wherein said main control circuit further comprises: an alarm control module, the device further comprising: and the alarm control module is connected with the alarm system.
4. The apparatus of claim 3, wherein the communication module comprises a CAN communication circuit and a UART serial communication circuit.
5. The apparatus for checking and calibrating the initial rotational angle of a motor according to claim 3, wherein the power module comprises two power interfaces, one power interface is connected to the three-phase electrical signal processing module, and the other power interface is connected to a power adapter.
6. A motor rotation variation initial angle checking and calibrating apparatus according to claim 3, wherein said apparatus further comprises: and the equipment power indicator lamp is connected with the power module.
7. A motor rotation variation initial angle checking and calibrating apparatus according to claim 3, wherein said apparatus further comprises: the touch control signal processing module is a key matrix module.
8. The motor rotation variation initial angle checking and calibrating device according to claim 3, wherein the display screen is a touch display screen, and the touch signal processing module is connected with the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687567.5U CN210807120U (en) | 2019-10-10 | 2019-10-10 | Motor rotation change initial angle checking and calibrating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687567.5U CN210807120U (en) | 2019-10-10 | 2019-10-10 | Motor rotation change initial angle checking and calibrating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210807120U true CN210807120U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921687567.5U Active CN210807120U (en) | 2019-10-10 | 2019-10-10 | Motor rotation change initial angle checking and calibrating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210807120U (en) |
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2019
- 2019-10-10 CN CN201921687567.5U patent/CN210807120U/en active Active
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