CN212321792U - Motor test box test bench - Google Patents
Motor test box test bench Download PDFInfo
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- CN212321792U CN212321792U CN202020107768.XU CN202020107768U CN212321792U CN 212321792 U CN212321792 U CN 212321792U CN 202020107768 U CN202020107768 U CN 202020107768U CN 212321792 U CN212321792 U CN 212321792U
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Abstract
The utility model discloses a motor test box test board, which comprises a test panel and a test circuit; the tested overflow valve motor is provided with a POT potential meter, and the test circuit comprises a power module, a 10VDC parameter power module and a motor driver; the power supply module is respectively connected with the 10VDC parameter power supply module, the motor driver and the detected overflow valve motor, and the 10VDC parameter power supply module is connected with the POT potential meter; the motor driver is connected with a tested overflow valve motor through a connector XS 1; the power supply module is externally connected with a 220VAC power supply through an XS2 interface; the POT potential meter, the power supply module, the 10VDC parameter power supply module and the motor driver are electrically connected with the test panel. The utility model discloses a motor test box testboard adopts manual mode, can provide required 28VDC working power supply and drive circuit when being surveyed the piece test to provide voltage, current monitoring gauge outfit.
Description
Technical Field
The utility model relates to an overflow valve test technical field, concretely relates to motor test box testboard.
Background
PN: 21425-01 overflow valve motor is a driving mechanism for driving motor overflow valve, but there is no test equipment for testing motor overflow valve in complete set, it is only simple to connect wire on UUT socket, then connect with various required test equipment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art, a motor test box testboard is provided, is exclusively used in PN: 21425-01 testing of overflow valve motor.
The utility model discloses a following technical scheme realizes: the motor test box test bench comprises a test panel and a test circuit; the tested overflow valve motor is provided with a POT potential meter, and the test circuit comprises a power module, a 10VDC parameter power module and a motor driver; the power supply module is respectively connected with the 10VDC parameter power supply module, the motor driver and the detected overflow valve motor, and the 10VDC parameter power supply module is connected with the POT potential meter; the motor driver is connected with a tested overflow valve motor through a connector XS 1; the power supply module is externally connected with a 220VAC power supply through an XS2 interface; the POT potential meter, the power supply module, the 10VDC parameter power supply module and the motor driver are electrically connected with the test panel.
The power supply module is an adjustable power supply module of 0-30V; and the test panel is provided with a corresponding voltage adjusting knob and a corresponding power switch.
Further, the 0-30V adjustable power supply module comprises a voltage stabilizing power supply chip, an ammeter, a voltmeter, a switch S1, a switch S2 and an adjustable resistor RP for adjusting the output voltage of the power supply module; two ends of the adjustable resistor RP are respectively connected with a voltage stabilizing power supply chip, and the voltage stabilizing power supply chip is connected with an interface XS2 of an external 220VAC power supply through a switch S1; the output end of the voltage-stabilizing power supply chip is connected with a voltmeter and an ammeter, and then is connected with a switch S2.
Furthermore, a pin 4 of the voltage-stabilizing power supply chip is grounded, and a pin 2 of the voltage-stabilizing power supply chip is grounded after being connected with a capacitor C2; pin 2 is connected with the anode of the polar capacitor C1 and then grounded; a pin 6 of the voltage-stabilized power supply chip is connected with a capacitor C3 and then grounded; and the pin 6 outputs a 10VDC power supply to a POT potentiometer of the overflow valve motor to be detected.
Further, the 10VDC parameter power supply module comprises a voltage stabilizing chip, a switch S3, a switch S4 and a POT potentiometer voltmeter; the switch S3 is a double-pole single-throw switch; the S4 is a double-pole double-throw switch; the pin 2 of the voltage stabilizing chip is connected with the power supply module; pin 6 of the voltage stabilizing chip is connected with the switch S3; the switch S3 is connected with the switch S4; a potentiometer voltmeter is connected between the two poles of the switch S4; the switch S3 and the switch S4 are connected with a tested overflow valve motor through a connector XS 1; and the test panel is correspondingly provided with a POT potentiometer power switch, a POT potentiometer test interface and a POT voltage test selection switch.
Further, the motor driver is a three-phase brushless direct current motor driver, and a potentiometer is externally connected with the motor driver; and the testing panel is correspondingly provided with a speed regulating knob electrically connected with the motor driver.
Furthermore, an XS3 interface electrically connected with the RS485 conversion cable is further arranged on the test panel.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the utility model provides a motor test box testboard adopts manual mode, can provide required 28VDC working power supply and drive circuit when being surveyed the piece test to provide voltage, current monitoring gauge outfit. A three-phase brushless direct current motor driver is adopted to drive a fan motor, and the speed regulation control is carried out through an external potentiometer; the user's accessible operation all kinds of switches on the test bench panel, cooperation external test instrument can effectively accomplish each item capability test of motor.
(2) The utility model provides a motor test box testboard adopts 0-30V adjustable power supply to supply power to UUT, and different test items need different voltage value power supplies, just need carry out real-time supervision to supply voltage with the voltmeter. Meanwhile, the ammeter measures the consumed current of the UUT during working, and therefore the real-time power consumption of the UUT is judged.
(3) The utility model provides a motor test box testboard adopts 10VDC parameter power module to provide the reference power for UUT's inside potentiometre to through POT potentiometre voltmeter measurement voltage value, judge UUT's turned position.
Drawings
FIG. 1 is a schematic structural view of the test panel of the present invention
FIG. 2 is a schematic view of the working principle of the present invention;
fig. 3 is a circuit diagram of the power module of the present invention;
FIG. 4 is a circuit diagram of a 10VDC parametric power supply module of the present invention;
the device comprises a voltmeter 1, an ammeter 2, a potentiometer voltmeter 3, a speed regulation knob 4, a voltage regulation knob 5, a POT potentiometer test interface 6, a POT potentiometer selection switch 7, a motor starting and direction control switch 8, a POT potentiometer power switch 9, a VAC power interface 10-220 and a VDC power interface 11-28.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
In the following embodiments of the present invention, the voltage regulator chip is a voltage regulator chip with a model REF102 AP; the potentiometer voltmeter is a digital display voltmeter with the model number of HB5735B-DV 20; the motor driver adopts a three-phase brushless direct current motor driver with the model number of AQMD6010 BLS; the ammeter adopts a digital display ammeter with the model number of HB5735B-DA 2; the voltmeter adopts a digital display voltmeter with the model number of HB5735B-DV 50V.
The utility model is suitable for a capability test of overflow valve motor especially is applicable to PN: 21425-01 testing the performance of the motor.
The motor test box test bench special for the overflow valve motor is not provided with test equipment special for the overflow valve motor in the prior art, and in order to solve the problems, the application document discloses a motor test box test bench special for the overflow valve motor.
Referring to fig. 1-4, the test circuit comprises a power module, a 10VDC parameter power module and a motor driver; the power supply module is respectively connected with the 10VDC parameter power supply module, the motor driver and the detected overflow valve motor, and the 10VDC parameter power supply module is connected with the POT potential meter; the motor driver is connected with a tested overflow valve motor through a connector XS 1; the power supply module is externally connected with a 220VAC power supply through an XS2 interface; the POT potential meter, the power supply module, the 10VDC parameter power supply module and the motor driver are electrically connected with the test panel.
The power supply module is an adjustable power supply module with 0-30V; and the test panel is provided with a corresponding voltage adjusting knob and a corresponding power switch.
The 0-30V adjustable power supply module comprises a voltage stabilizing power supply chip, an ammeter 2, a voltmeter 1, a switch S1, a switch S2 and an adjustable resistor RP for adjusting the output voltage of the power supply module; two ends of the adjustable resistor RP are respectively connected with a voltage stabilizing power supply chip, and the voltage stabilizing power supply chip is connected with an interface XS2 of an external 220VAC power supply through a switch S1; the output end of the voltage-stabilizing power supply chip is connected with the voltmeter 1 and the ammeter 2 and then connected with the switch S2.
It should be noted that pin 4 of the regulator chip is grounded, and pin 2 of the regulator chip is grounded after being connected with capacitor C2; pin 2 is connected with the anode of the polar capacitor C1 and then grounded; a pin 6 of the voltage-stabilized power supply chip is connected with a capacitor C3 and then grounded; and the pin 6 outputs a 10VDC power supply to a POT potentiometer of the overflow valve motor to be detected.
The 10VDC parameter power supply module comprises a voltage stabilizing chip, a switch S3, a switch S4 and a POT potentiometer voltmeter 3; the switch S3 is a double-pole single-throw switch; the S4 is a double-pole double-throw switch; the pin 2 of the voltage stabilizing chip is connected with the power supply module; pin 6 of the voltage stabilizing chip is connected with the switch S3; the switch S3 is connected with the switch S4; a potentiometer voltmeter 3 is connected between the two poles of the switch S4; and the switch S3 and the switch S4 are connected with the tested overflow valve motor through a connector XS 1.
The motor driver is a three-phase brushless direct current motor driver, and a potentiometer is externally connected to the motor driver; and the testing panel is correspondingly provided with a speed regulating knob electrically connected with the motor driver.
The motor driver in the document is an AQMD6010BLS three-phase brushless direct current motor driver, which comprises an AQMD6010BLS chip and a peripheral circuit; the AQMD6010BLS chip comprises pins (V +, V-) connected with a power supply module, pins (W, U, V) connected with a motor, pins (5V 0, COM, HW, HU and HV) of a Hall signal and pins (IN 2, IN3, COM, IN1 and VO) connected with a peripheral circuit for adjusting the rotating speed of the motor and controlling the starting and the direction of the motor. Wherein, the peripheral circuit comprises a single-pole double-throw switch connected with pins IN2 and IN 3; the RFC end of the single-pole double-throw switch is connected with a pin COM and a speed regulating resistor, and the other end of the speed regulating resistor is connected with a pin VO; the adjustable resistor of the speed regulating resistor is connected with the pin IN 1.
The testing panel comprises a power switch, a voltage adjusting knob 5, a speed adjusting knob 4, a POT potentiometer power switch 9, a POT potentiometer selecting switch 7, a POT potentiometer testing interface 6 and a motor starting and direction control switch 8; in the test circuit, an ammeter 2, a voltmeter 1 and a POT potentiometer voltmeter 3 are arranged on a test panel, so that the current value and the voltage value measured by the ammeter are convenient to check. The power switch comprises a 220VAC power interface 10 and a 28VDC power interface 11; wherein, the 220VAC power interface 10 is externally connected with 220V commercial power to supply power for the test panel; the power supply module converts commercial power into a 28VDC output power supply to provide power for the motor driver; and the voltage value of the output power supply is adjusted through the adjusting resistor connected to the power supply module, so that different power supply voltages are provided for the overflow valve motor to be tested, and different voltage values required by the overflow valve motor to be tested in different test items are met.
The POT potentiometer power switch is used for controlling power supply of the POT potentiometer in the overflow valve motor to be measured, a reference power supply is provided for the potentiometer in the overflow valve motor to be measured, the potentiometer in the overflow valve motor to be measured rotates along with rotation of a bearing of the overflow valve motor to be measured, a voltage value on a center tap of the overflow valve motor to be measured is measured through a voltmeter of the POT potentiometer, and therefore the rotating position of the overflow valve motor to be measured can be judged.
The speed regulation knob is used for regulating the rotating speed of the overflow valve motor to be measured, and the principle of the speed regulation knob is that the rotating speed of the overflow valve motor is regulated by regulating the resistance value of a potentiometer externally connected to a motor driver.
The interface of the test strip disclosed in this document is defined as follows:
the switches are explained as follows:
the method for testing the overflow valve motor by the test bench disclosed by the application document comprises the following steps:
and (3) testing conditions are as follows:
an alternating current power supply: 220VAC +/-5%/50 Hz +/-5%, 1A;
temperature: -10 ℃ to +50 ℃;
humidity: 10% RH-85% RH;
air pressure: and (4) field voltage.
Indoor fixed points are used in the environment without dust, acid, alkali and other corrosive gases, strong mechanical vibration impact and strong electromagnetic field.
1) Preparation before testing
Step 1: the front panel 220VAC, 28VDC switch is thrown down, the "directional control" switch is thrown to the neutral position. The shop 220VAC power is connected to the test station through a 220VAC power cable. The computer was connected to XS3 (RS 485 signal) on the back panel of the test stand via RS485 conversion cable.
Step 2: the front panel 220VAC power switch is thrown up, and the switch is thrown down after the meter head is confirmed to be lighted.
And 3, step 3: the tested piece is connected to the test bench through the test cable.
2) Testing
And 4, step 4: the front panel 28VDC power switch was thrown up and then tested according to the test flow on the CMM manual.
3) Test completion
And 5, step 5: the front panel 220VAC, 28VDC power switch is thrown off.
And 6, step 6: all the connecting wires are disconnected, and the equipment is stored according to the regulations.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (7)
1. The motor test box test bench comprises a test panel and a test circuit; the overflow valve motor to be tested is provided with a POT potential meter, and is characterized in that: the test circuit comprises a power supply module, a 10VDC parameter power supply module and a motor driver; the power supply module is respectively connected with the 10VDC parameter power supply module, the motor driver and the detected overflow valve motor, and the 10VDC parameter power supply module is connected with the POT potential meter; the motor driver is connected with a tested overflow valve motor through a connector XS 1; the power supply module is externally connected with a 220VAC power supply through an XS2 interface; the POT potential meter, the power supply module, the 10VDC parameter power supply module and the motor driver are electrically connected with the test panel.
2. The motor test cassette test station of claim 1, wherein: the power supply module is an adjustable power supply module of 0-30V; and the test panel is provided with a corresponding voltage adjusting knob and a corresponding power switch.
3. The motor test cassette test stand of claim 2, wherein: the 0-30V adjustable power supply module comprises a voltage stabilizing power supply chip, an ammeter, a voltmeter, a switch S1, a switch S2 and an adjustable resistor RP for adjusting the output voltage of the power supply module; two ends of the adjustable resistor RP are respectively connected with a voltage stabilizing power supply chip, and the voltage stabilizing power supply chip is connected with an interface XS2 of an external 220VAC power supply through a switch S1; the output end of the voltage-stabilizing power supply chip is connected with a voltmeter and an ammeter, and then is connected with a switch S2.
4. The motor test cassette test station of claim 3, wherein: a pin 4 of the voltage-stabilizing power supply chip is grounded, and a pin 2 of the voltage-stabilizing power supply chip is grounded after being connected with a capacitor C2; pin 2 is connected with the anode of the polar capacitor C1 and then grounded; a pin 6 of the voltage-stabilized power supply chip is connected with a capacitor C3 and then grounded; and the pin 6 outputs a 10VDC power supply to a POT potentiometer of the overflow valve motor to be detected.
5. The motor test cassette test station of claim 1, wherein: the 10VDC parameter power supply module comprises a voltage stabilizing chip, a switch S3, a switch S4 and a POT potentiometer voltmeter; the switch S3 is a double-pole single-throw switch; the S4 is a double-pole double-throw switch; the pin 2 of the voltage stabilizing chip is connected with the power supply module; pin 6 of the voltage stabilizing chip is connected with the switch S3; the switch S3 is connected with the switch S4; a potentiometer voltmeter is connected between the two poles of the switch S4; the switch S3 and the switch S4 are connected with a tested overflow valve motor through a connector XS 1; and the test panel is correspondingly provided with a POT potentiometer power switch, a POT potentiometer test interface and a POT voltage test selection switch.
6. The motor test cassette test station of claim 1, wherein: the motor driver is a three-phase brushless direct current motor driver, and a potentiometer is externally connected with the motor driver; and the testing panel is correspondingly provided with a speed regulating knob electrically connected with the motor driver.
7. The motor test cassette test stand of any of claims 1 to 6, wherein: and an XS3 interface electrically connected with the RS485 conversion cable is also arranged on the test panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107768.XU CN212321792U (en) | 2020-01-17 | 2020-01-17 | Motor test box test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107768.XU CN212321792U (en) | 2020-01-17 | 2020-01-17 | Motor test box test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212321792U true CN212321792U (en) | 2021-01-08 |
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ID=74029873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020107768.XU Active CN212321792U (en) | 2020-01-17 | 2020-01-17 | Motor test box test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212321792U (en) |
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2020
- 2020-01-17 CN CN202020107768.XU patent/CN212321792U/en active Active
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