CN202974675U - Test bed for cooling equipment of motor train unit - Google Patents

Test bed for cooling equipment of motor train unit Download PDF

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Publication number
CN202974675U
CN202974675U CN 201220560624 CN201220560624U CN202974675U CN 202974675 U CN202974675 U CN 202974675U CN 201220560624 CN201220560624 CN 201220560624 CN 201220560624 U CN201220560624 U CN 201220560624U CN 202974675 U CN202974675 U CN 202974675U
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CN
China
Prior art keywords
train unit
motor train
cooling apparatus
unit cooling
parameter
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 - Lifetime
Application number
CN 201220560624
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Chinese (zh)
Inventor
李季
强常军
王东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Dalian Institute Co Ltd
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CNR Dalian Locomotive Research Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN 201220560624 priority Critical patent/CN202974675U/en
Application granted granted Critical
Publication of CN202974675U publication Critical patent/CN202974675U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a test bed for cooling equipment of a motor train unit. The test bed comprises a camera, a vibration transmitter, a noise transmitter, a wind speed transmitter, a laser rotating speed sensor, a current transformer, a dielectric strength tester, a monitor, a rotating speed tester, an electrical parameter tester, an industrial personal computer, a display, a variable-frequency power source and a three-phase alternating current contactor. According to the test bed for the cooling equipment of the motor train unit, test instruments are integrated which can detect the mechanical vibration parameter, the noise parameter, the wind speed parameter, the rotating speed parameter, the electric parameter and the dielectric strength parameter of cooling equipment of a motor train unit to be tested, and the parameters are transmitted to the industrial personal computer through a data acquisition card, a USB interface and a serial port for detection parameter analysis and judgment and to generate an inspection report, the three-phase alternating current contactor can be controlled to cut off a power supply loop when detected parameters are abnormal according to predetermined protective limit values stored in the industrial personal computer, and a delivery test of the cooling equipment of the motor train unit has the advantages of uniform and standard process, safe standard, high automation degree, and high test efficiency.

Description

The motor train unit cooling apparatus testing table
Technical field
The utility model relates to a kind of motor train unit cooling apparatus testing table.
Background technology
Along with the development of high ferro industry, motor train unit requires day by day to improve to the Performance And Reliability of the cooling device of its configuration, requires more and more stricter to noise and vibration; The factors such as the performance of motor train unit cooling apparatus, functional reliability have directly affected the operation conditions of motor train unit; Think functional reliability and the stability that guarantees motor train unit cooling apparatus, the test before motor train unit cooling apparatus is dispatched from the factory is very important; Prior art mainly by instrument, tachometer gage, vibration gauge, noise meter, anemoscope and the frequency converter etc. that combination is used for measuring alternating current parameter carry out control survey manually, automaticity is low, cost is high, efficient is not good; As shown in Figures 2 and 3, motor train unit cooling apparatus structure of the prior art generally includes bracing frame, at least one blower fan, air box, inlet box and heating radiator; Bracing frame comprises frame I 11 and frame II 12, and the two ends of frame I 11 and described II 12 respectively are provided with a mount pad 13; Blower fan is comprised of motor 21 and the centrifugal blower fan blade wheel 22 that is arranged on the motor shaft two ends of motor 21, and motor 21 tops are fixed with motor rack 14; Air box comprises air box I 31 and air box II 32, air box I 31 and described air box II 32 cover on respectively on the centrifugal blower fan blade wheel 22 at motor 21 two ends, the bottom of air box I 31 and described air box II 32 is fixed with base plate 33, is respectively equipped with the main exhaust outlet that is complementary with air box I 31 and air box II 32 lower ending openings on base plate 33; Inlet box comprises inlet box I 41 and inlet box II 42, and inlet box I 41 and inlet box II 42 are separately fixed at the both sides of air box I 31 and air box II 32; Heating radiator comprises heating radiator I 51 and heating radiator II 52, and heating radiator I 51 and heating radiator II 52 are separately fixed at the both sides of inlet box I 41 and inlet box II 42; Fixedly all-in-one-piece heating radiator I 51, heating radiator II 52, inlet box I 41, inlet box II 42, air box I 31 air box II 32 and motor rack 14 are fixedly connected between frame I 11 and frame II 12.
Summary of the invention
The utility model is for the proposition of above problem, and develop a kind of automatically accurately, motor train unit cooling apparatus testing table conveniently.
The technical solution of the utility model is:
A kind of motor train unit cooling apparatus testing table comprises:
The camera that is used for Real Time Monitoring motor train unit cooling apparatus duty;
Mechanical vibration parameter when moving for detection of motor train unit cooling apparatus also is converted into the vibration transmitters of electric signal;
The noise parameter that produces when moving for detection of motor train unit cooling apparatus also is converted into the noise transmitter of electric signal;
Wind speed parameter when moving for detection of motor train unit cooling apparatus also is converted into the wind speed transducer of electric signal;
Rotary speed parameter when moving for detection of motor train unit cooling apparatus also is converted into the laser speed probe of electric signal;
The current transformer of the running parameter of load current when moving for detection of motor train unit cooling apparatus;
Dielectric strength tester for detection of the motor train unit cooling apparatus dielectric strength;
Connect camera, for the monitor that shows the picture signal that camera transmits;
Connect the laser speed probe, be used for receiving the electric signal of laser speed probe output and the rotational speed detector that shows;
Connect current sensor, the electric parameter tester that is used for the received current sensor output signal and carries out the electrical quantity conversion and show;
connect wind speed transducer by data collecting card respectively, the noise transmitter, vibration transmitters and rotational speed detector, connect the dielectric strength tester by USB interface, connect electric parameter tester by the RS232 serial ports, be used for according to wind speed transducer, the noise transmitter, vibration transmitters, rotational speed detector, signal that dielectric strength tester and electric parameter tester transmit generate survey report and and the predetermined protection limit value of storage carry out the test findings judgement and control the industrial computer of three-phase ac contactor cut-out variable-frequency power sources current supply circuit when the signal that transmits surpass predetermined protection limit value,
The display that connects industrial computer;
Be used for the variable-frequency power sources to tested motor train unit cooling apparatus power supply;
Connect variable-frequency power sources, be used for switching on and off the three-phase ac contactor of variable-frequency power sources current supply circuit;
Further, described vibration transmitters has 12, is adsorbed on the frame I of tested motor train unit cooling apparatus and mount pad that frame II two ends are provided with by magnet base respectively and on the motor bearing seat of motor;
Further, described noise transmitter has and has 3 at least, is placed on respectively the position of distance tested motor train unit cooling apparatus left part center, right part center and center, rear portion 1m by traversing carriage;
Further, described wind speed transducer has 2, is placed on the heating radiator I of the tested motor train unit cooling apparatus of distance and the position of heating radiator II air inlet center 0.2m by traversing carriage respectively;
Further, described laser speed probe has 3, is arranged on cast iron platform by the magnetic universal base respectively, and the reflection that is stained with on the motor shaft of the spot alignment motor of laser speed probe is pasted;
Further, described current transformer has 3 groups, every group of 3 current sensors that comprise the three-phase output end that is serially connected in respectively described variable-frequency power sources;
Further, described dielectric strength tester has 8 and is respectively used to testing of electric motors winding compressive resistance over the ground and the test signal input channel of the insulation resistance between insulation resistance and motor winding;
Further, described variable-frequency power sources output voltage range is 380~500V, and reference frequency output is 45~65Hz.
owing to having adopted technique scheme, the motor train unit cooling apparatus testing table that the utility model provides, by the integrated mechanical vibration parameter that can detect tested motor train unit cooling apparatus, noise parameters, the wind speed parameter, rotary speed parameter, the test instrumentation of electric parameter and dielectric strength parameter etc., pass through simultaneously data collecting card, USB interface and serial ports etc. are transferred to industrial computer to carry out the detected parameters analysis and judges and generate survey report, and can make according to the predetermined protection limit value of industrial computer storage and control three-phase ac contactor cut-out current supply circuit when detected abnormal parameters, the utility model is to motor train unit cooling apparatus delivery test process unified standard, standard security, automaticity is high, test efficiency is high.
Description of drawings
Fig. 1 is the structured flowchart of testing table described in the utility model;
Fig. 2 is the front view of cooling device described in the utility model;
Fig. 3 is the perspective view of cooling device described in the utility model.
Embodiment
a kind of motor train unit cooling apparatus testing table as shown in Figure 1 comprises: the camera that is used for Real Time Monitoring motor train unit cooling apparatus duty, mechanical vibration parameter when moving for detection of motor train unit cooling apparatus also is converted into the vibration transmitters of electric signal, the noise parameter that produces when moving for detection of motor train unit cooling apparatus also is converted into the noise transmitter of electric signal, wind speed parameter when moving for detection of motor train unit cooling apparatus also is converted into the wind speed transducer of electric signal, rotary speed parameter when moving for detection of motor train unit cooling apparatus also is converted into the laser speed probe of electric signal, the current transformer of the running parameter of load current when moving for detection of motor train unit cooling apparatus, dielectric strength tester for detection of the motor train unit cooling apparatus dielectric strength, connect camera, for the monitor that shows the picture signal that camera transmits, connect the laser speed probe, be used for receiving the electric signal of laser speed probe output and the rotational speed detector that shows, connect current sensor, the electric parameter tester that is used for the received current sensor output signal and carries out the electrical quantity conversion and show, connect wind speed transducer by data collecting card respectively, the noise transmitter, vibration transmitters and rotational speed detector, connect the dielectric strength tester by USB interface, connect electric parameter tester by the RS232 serial ports, be used for according to wind speed transducer, the noise transmitter, vibration transmitters, rotational speed detector, signal that dielectric strength tester and electric parameter tester transmit generate survey report and and the predetermined protection limit value of storage carry out the test findings judgement and control the industrial computer of three-phase ac contactor cut-out variable-frequency power sources current supply circuit when the signal that transmits surpass predetermined protection limit value, the display that connects industrial computer, be used for the variable-frequency power sources to tested motor train unit cooling apparatus power supply, connect variable-frequency power sources, be used for switching on and off the three-phase ac contactor of variable-frequency power sources current supply circuit, further, described vibration transmitters has 12, is adsorbed on the frame I 11 of tested motor train unit cooling apparatus and mount pad 13 that frame II 12 two ends are provided with by magnet base respectively and on the motor bearing seat of motor 21, described noise transmitter has and has 3 at least, is placed on respectively the position of distance tested motor train unit cooling apparatus left part center, right part center and center, rear portion 1m by traversing carriage, described wind speed transducer has 2, is placed on the heating radiator I 51 of the tested motor train unit cooling apparatus of distance and the position of heating radiator II 52 air inlet center 0.2m by traversing carriage respectively, described laser speed probe has 3, is arranged on cast iron platform by the magnetic universal base respectively, and the reflection that is stained with on the motor shaft of the spot alignment motor 21 of laser speed probe is pasted, described current transformer has 3 groups, every group of 3 current sensors that comprise the three-phase output end that is serially connected in respectively described variable-frequency power sources, described dielectric strength tester has 8 and is respectively used to testing of electric motors 21 windings compressive resistance over the ground and the test signal input channel of the insulation resistance between insulation resistance and motor 21 windings, described variable-frequency power sources output voltage range is 380~500V, and reference frequency output is 45~65Hz, described traversing carriage adopts microphone holder.
Motor train unit cooling apparatus testing table described in the utility model is divided into power distribution cabinet, control desk and test platform three parts and forms; Wherein variable-frequency power sources and three-phase ac contactor are arranged on power distribution cabinet; Industrial computer, display, dielectric strength tester, electric parameter tester, rotational speed detector and monitor are arranged on control desk; Current transformer, laser speed probe, wind speed transducer, noise transmitter, vibration transmitters and camera are arranged on test platform; The rotational speed detector that is arranged on control desk not only is transferred to industrial computer with the electric signal that the laser speed probe that receives is exported by data collecting card, can show tach signal simultaneously and be convenient to monitor; Be arranged on current sensor output signal that the electric parameter tester on control desk not only receives and be converted to the electrical quantitys such as voltage, power and pass to industrial computer by the RS232 serial ports, can show electrical quantity simultaneously and be convenient to monitor.
the motor train unit cooling apparatus testing table that the utility model provides, by the integrated mechanical vibration parameter that can detect tested motor train unit cooling apparatus, noise parameters, the wind speed parameter, rotary speed parameter, the test instrumentation of electric parameter and dielectric strength parameter etc., pass through simultaneously data collecting card, USB interface and serial ports etc. are transferred to industrial computer to carry out the detected parameters analysis and judges and generate survey report, and can make according to the predetermined protection limit value of industrial computer storage and control three-phase ac contactor cut-out current supply circuit when detected abnormal parameters, the utility model is to motor train unit cooling apparatus delivery test process unified standard, standard security, automaticity is high, test efficiency is high.
The above; it is only the better embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to replacement or changed according to the technical solution of the utility model and inventive concept thereof, within all should being encompassed in protection domain of the present utility model.

Claims (8)

1. motor train unit cooling apparatus testing table is characterized in that comprising:
The camera that is used for Real Time Monitoring motor train unit cooling apparatus duty;
Mechanical vibration parameter when moving for detection of motor train unit cooling apparatus also is converted into the vibration transmitters of electric signal;
The noise parameter that produces when moving for detection of motor train unit cooling apparatus also is converted into the noise transmitter of electric signal;
Wind speed parameter when moving for detection of motor train unit cooling apparatus also is converted into the wind speed transducer of electric signal;
Rotary speed parameter when moving for detection of motor train unit cooling apparatus also is converted into the laser speed probe of electric signal;
The current transformer of the running parameter of load current when moving for detection of motor train unit cooling apparatus;
Dielectric strength tester for detection of the motor train unit cooling apparatus dielectric strength;
Connect camera, for the monitor that shows the picture signal that camera transmits;
Connect the laser speed probe, be used for receiving the electric signal of laser speed probe output and the rotational speed detector that shows;
Connect current sensor, the electric parameter tester that is used for the received current sensor output signal and carries out the electrical quantity conversion and show;
connect wind speed transducer by data collecting card respectively, the noise transmitter, vibration transmitters and rotational speed detector, connect the dielectric strength tester by USB interface, connect electric parameter tester by the RS232 serial ports, be used for according to wind speed transducer, the noise transmitter, vibration transmitters, rotational speed detector, signal that dielectric strength tester and electric parameter tester transmit generate survey report and and the predetermined protection limit value of storage carry out the test findings judgement and control the industrial computer of three-phase ac contactor cut-out variable-frequency power sources current supply circuit when the signal that transmits surpass predetermined protection limit value,
The display that connects industrial computer;
Be used for the variable-frequency power sources to tested motor train unit cooling apparatus power supply;
Connect variable-frequency power sources, be used for switching on and off the three-phase ac contactor of variable-frequency power sources current supply circuit.
2. a kind of motor train unit cooling apparatus testing table according to claim 1, it is characterized in that described vibration transmitters has 12, be adsorbed on the frame I (11) of tested motor train unit cooling apparatus by magnet base respectively and mount pad (13) that frame II (12) two ends are provided with is upper and the motor bearing seat of motor (21) on.
3. a kind of motor train unit cooling apparatus testing table according to claim 1, it is characterized in that described noise transmitter has and has 3 at least, be placed on respectively the position of the tested motor train unit cooling apparatus left part of distance center, right part center and center, rear portion 1m by traversing carriage.
4. a kind of motor train unit cooling apparatus testing table according to claim 1, it is characterized in that described wind speed transducer has 2, be placed on the heating radiator I (51) of the tested motor train unit cooling apparatus of distance and the position of heating radiator II (52) air inlet center 0.2m by traversing carriage respectively.
5. a kind of motor train unit cooling apparatus testing table according to claim 1, it is characterized in that described laser speed probe has 3, be arranged on cast iron platform by the magnetic universal base respectively, the reflection that is stained with on the motor shaft of the spot alignment motor (21) of laser speed probe is pasted.
6. a kind of motor train unit cooling apparatus testing table according to claim 1, is characterized in that described current transformer has 3 groups, every group of 3 current sensors that comprise the three-phase output end that is serially connected in respectively described variable-frequency power sources.
7. a kind of motor train unit cooling apparatus testing table according to claim 1, is characterized in that described dielectric strength tester has 8 and is respectively used to testing of electric motors (21) winding compressive resistance over the ground and the test signal input channel of the insulation resistance between insulation resistance and motor (21) winding.
8. a kind of motor train unit cooling apparatus testing table according to claim 1, is characterized in that described variable-frequency power sources output voltage range is 380~500V, and reference frequency output is 45~65Hz.
CN 201220560624 2012-10-29 2012-10-29 Test bed for cooling equipment of motor train unit Expired - Lifetime CN202974675U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220560624 CN202974675U (en) 2012-10-29 2012-10-29 Test bed for cooling equipment of motor train unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220560624 CN202974675U (en) 2012-10-29 2012-10-29 Test bed for cooling equipment of motor train unit

Publications (1)

Publication Number Publication Date
CN202974675U true CN202974675U (en) 2013-06-05

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CN 201220560624 Expired - Lifetime CN202974675U (en) 2012-10-29 2012-10-29 Test bed for cooling equipment of motor train unit

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901646A (en) * 2012-10-29 2013-01-30 中国北车集团大连机车研究所有限公司 Test bed of cooling device of motor train unit
CN107764576A (en) * 2017-10-16 2018-03-06 北京北交新能科技有限公司 A kind of air cooling effect test platform

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901646A (en) * 2012-10-29 2013-01-30 中国北车集团大连机车研究所有限公司 Test bed of cooling device of motor train unit
CN102901646B (en) * 2012-10-29 2015-12-16 中国北车集团大连机车研究所有限公司 Motor train unit cooling apparatus testing table
CN107764576A (en) * 2017-10-16 2018-03-06 北京北交新能科技有限公司 A kind of air cooling effect test platform

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20130605

Effective date of abandoning: 20151216

C25 Abandonment of patent right or utility model to avoid double patenting