CN105223491B - One kind driving protection simulating test device - Google Patents
One kind driving protection simulating test device Download PDFInfo
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- CN105223491B CN105223491B CN201510614081.9A CN201510614081A CN105223491B CN 105223491 B CN105223491 B CN 105223491B CN 201510614081 A CN201510614081 A CN 201510614081A CN 105223491 B CN105223491 B CN 105223491B
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Abstract
The present invention relates to one kind to drive protection simulating test device, including IGBT module, driving plate, control panel, power panel, the first simulation test circuit, the second simulation test circuit and the 3rd simulation test circuit.By setting simulation test logic in control panel software, implement test under the control power supply of low-voltage, the test of driving defencive function is completed before driving plate installs machine, effectively prevents IGBT module scaling loss caused by shielding failure, safety and reliability.The break-make of circuit is completed by switching toggle, is not required to frequent plug-in connector.By the confirmation of external connection battery advanced row line break-make before the test begins, prevent cable press skin when accessing connector caused by loose contact, influence test result.
Description
Technical field
The present invention relates to trolley coach supply unit wiring board detection field, is specifically a kind of driving protection simulation test dress
Put.
Background technology
Drive circuit is between main circuit and control circuit, for being amplified to the signal of control circuit.Track visitor
Car supply unit drive circuit core is made up of the IGBT module (composition three-phase bridge type inverse) and driving plate of six single tubes,
Driving plate is mainly that IGBT module opens offer power supply, and has certain defencive function, is connect from control panel during specific works
Receive the conducting that drive control information carries out IGBT module, protection is implemented in the shut-off that IGBT module is completed during failure, and correlation is believed
Breath feeds back to control panel.The test of usual driving plate defencive function needs to coordinate IGBT module to carry out after installing, but once protects
Failure, will result directly in the scaling loss of IGBT module, it is also possible to cause personal injury to commissioning staff.
The content of the invention
The technical problem to be solved in the present invention is：Overcome above-mentioned deficiency, there is provided one kind driving protection simulating test device,
The simulation test of protection is driven before driving plate installation, the scaling loss of IGBT module is prevented, ensures safety in production.
The technical solution adopted for the present invention to solve the technical problems is：One kind driving protection simulating test device, including
IGBT module, driving plate, control panel, power panel, the first simulation test circuit, the second simulation test circuit and the 3rd simulation test
Circuit.
The compound full-control type voltage driven type power that IGBT module is made up of BJT double pole triodes and metal-oxide-semiconductor field effect transistor
Semiconductor devices.
The driving plate is conventional PCB, and driving plate is mainly that the turn-on and turn-off of IGBT module provide power supply.
C1M, C2M and C3M connector set in driving plate is used for the connection with IGBT module, and C4 connectors are used to be connected with control panel
The signal for obtaining drive control effectively carries out the shut-off of opening of IGBT module, and protection information is returned, C5 connectors for
Power panel connection obtains control power supply required during simulation test.
The control panel is conventional PCB, by realizing that the dsp chip of Digital Signal Processing carries out various letters
Number processing, dsp chip provides special DSP instructions, and quickly to realize various digital signal processing algorithms, control panel passes through
Signal cable is connected to the C4 connectors of driving plate, for transmitting the information of drive control to driving plate and receiving IGBT module just
Normal and failure situation feedback.
The power panel is conventional PCB, and power panel is connected to the C5 connectors of driving plate by connecting cable,
Control power supply is provided for driving plate simulation test.
The first simulation test electric routing battery BT1, switch S1, resistance R11, R12, luminous tube D11, D12, connector
C1F is formed.Battery BT1 is 5V dry cells；Switch S1 is DPDT type, and two passages are connected in parallel, can independently switched；
Resistance R11, R12 are plug-in type chromatic circle resistance；Luminous tube D11, D12 are plug-in type light emitting diode；Connector C1F be and driving
The supporting jack of C1M connectors on plate, can directly be inserted, and ensure the connection of the first simulation test circuit and driving plate.S1
One passage of switch is connected in series with resistance R11, D11, and two passages of S1 switches are connected in series with resistance R12, D12.
The second simulation test electric routing battery BT2, switch S2, resistance R21, R22, luminous tube D21, D22, connector
C2F is formed.Battery BT2 is 5V dry cells；Switch S2 is DPDT type, and two passages are connected in parallel, can independently switched；
Resistance R21, R22 are plug-in type chromatic circle resistance；Luminous tube D21, D22 are plug-in type light emitting diode；Connector C2F be and driving
The supporting jack of C2M connectors on plate, can directly be inserted, and ensure the connection of the second simulation test circuit and driving plate.S2
One passage of switch is connected in series with resistance R21, D21, and two passages of S2 switches are connected in series with resistance R22, D22.
The 3rd simulation test electric routing battery BT3, switch S3, resistance R31, R32, luminous tube D31, D32, connector
C3F is formed.Battery BT3 is 5V dry cells；Switch S3 is DPDT type, and two passages are connected in parallel, can independently switched；
Resistance R31, R32 are plug-in type chromatic circle resistance；Luminous tube D31, D32 are plug-in type light emitting diode；Connector C3F be and driving
The supporting jack of C3M connectors on plate, can directly be inserted, and ensure the connection of the 3rd simulation test circuit and driving plate.S3
One passage of switch is connected in series with resistance R31, D31, and two passages of S3 switches are connected in series with resistance R32, D32.
The beneficial effects of the invention are as follows：Simulation test logic is set in control panel software, in the control power supply of low-voltage
It is lower to implement test, the test of driving defencive function is completed before driving plate installs machine, effectively prevents IGBT module from being lost because of protection
Scaling loss caused by effect, safety and reliability.The break-make of circuit is completed by switching toggle, is not required to frequent plug-in connector.By outer
The confirmation of battery advanced row line break-make before the test begins is connect, prevents from contacting not caused by pressing skin when cable from accessing connector
It is good, influence test result.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of circuit theory diagrams of driving protection simulating test device of the present invention.
In Fig. 1：1. driving plate, 2. control panels, 3. power panels, 4. first simulation test circuits, 5. second simulation tests electricity
Road, 6. the 3rd simulation test circuits.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
Embodiment
As shown in figure 1, a kind of driving protection simulating test device of the present invention, including IGBT module, driving plate 1, control
Plate 2, power panel 3, the first simulation test circuit 4, the second simulation test circuit 5, the 3rd simulation test circuit 6.
The compound full-control type voltage driven type power that IGBT module is made up of BJT double pole triodes and metal-oxide-semiconductor field effect transistor
Semiconductor devices.
The driving plate 1 is conventional PCB, and driving plate is mainly that the turn-on and turn-off of IGBT module provide electricity
Source.Driving plate is double-sided design, surface spraying three-proofing coating, and C1M, C2M, C3M, C4 and C5 connector are provided with driving plate,
C1M, C2M and C3M connector are used for the connection with IGBT module, and wherein 1 pin of C1M connectors is bridge arm IGBT module in U phases
Colelctor electrode C, 4 pin be U phases on bridge arm IGBT module emitter E；5 pin of C1M connectors are bridge arm IGBT module under U phases
Colelctor electrode C, 8 pin are the emitter E of bridge arm IGBT module under U phases.1 pin of C2M connectors is the collection of bridge arm IGBT module in V phases
Electrode C, 4 pin are the emitter E of bridge arm IGBT module in V phases；5 pin of C2M connectors are the current collection of bridge arm IGBT module under V phases
Pole C, 8 pin are the emitter E of bridge arm IGBT module under V phases.1 pin of C3M connectors is the colelctor electrode of bridge arm IGBT module in W phases
C, 4 pin are the emitter E of bridge arm IGBT module in W phases；5 pin of C3M connectors are the colelctor electrode C of bridge arm IGBT module under W phases,
8 pin are the emitter E of bridge arm IGBT module under W phases.C4 connectors are connected with control panel 2 by shielded cable, obtain driving control
The signal of system effectively carries out the shut-off of opening of IGBT module, and protection information is returned.C5 connectors pass through two with power panel 3
1 square of cable connection of single, control power supply is provided for simulation test circuit, the left side is positive voltage during connection, and the right is negative electricity
Pressure.
The control panel 2 is conventional PCB, and the dsp chip by realizing Digital Signal Processing carries out various
The processing of signal, dsp chip provide special DSP instructions, and quickly to realize various digital signal processing algorithms, control panel is
Double-sided design, surface spraying three-proofing coating.The processing of various signals is carried out by dsp chip, driving plate 1 is connected to by signal cable
C4 connectors, for transmitting the information of drive control to driving plate 1 and receiving that IGBT module is normal and the feedback of failure situation,
Plate is provided with patch-type luminous tube and is used to show various information.
The power panel 3 is conventional PCB, and power panel is double-sided design, surface spraying three-proofing coating.Pass through connection
Cable connection provides control power supply to the C5 connectors of driving plate 1 for the simulation test of driving plate 1.
The first simulation test circuit 4 is by battery BT1, switch S1, resistance R11, R12, luminous tube D11, D12, connection
Device C1F is formed.Battery BT1 is 5V dry cells, there is provided starts the power supply of checking line conduction before testing；Switch S1 is DPDT
Type, two passages are connected in parallel the latter positive pole for being connected to battery BT1；Can independently it be switched；Resistance R11, R12 are plug-in type
Chromatic circle resistance, metering function is played, the service life of light emitting diode can be extended；Luminous tube D11, D12 are that plug-in type is monochromatic luminous
Diode；Connector C1F is the jack supporting with C1M connectors in driving plate 1, can directly be inserted, and ensures the first simulation
The connection of test circuit 4 and driving plate 1.One passage of S1 switches is connected in series with resistance R11, D11 is finally connected to C1F connectors
The 1st pin, the 4th pin of C1F connectors directly leads out the negative terminal that line is connected to battery BT1；Two passages and resistance of S1 switches
R12, D12 are connected in series last the 5th pin for being connected to C1F connectors, and the 8th pin of C1F connectors directly leads out line and is connected to battery
BT1 negative terminal.During actual use, each interelement welds to form electrical connection by cable with soldering mode.
The second simulation test circuit 5 is by battery BT2, switch S2, resistance R21, R22, luminous tube D21, D22, connection
Device C2F is formed.Battery BT2 is 5V dry cells, there is provided starts the power supply of checking line conduction before testing；Switch S2 is DPDT
Type, two passages are connected in parallel the latter positive pole for being connected to battery BT2；Can independently it be switched；Resistance R21, R22 are plug-in type
Chromatic circle resistance, metering function is played, the service life of light emitting diode can be extended；Luminous tube D21, D22 are that plug-in type is monochromatic luminous
Diode；Connector C2F is the jack supporting with C2M connectors in driving plate 1, can directly be inserted, and ensures the second simulation
The connection of test circuit 5 and driving plate 1.One passage of S2 switches is connected in series with resistance R21, D21 is finally connected to C2F connectors
The 1st pin, the 4th pin of C2F connectors directly leads out the negative terminal that line is connected to battery BT2；Two passages and resistance of S2 switches
R22, D22 are connected in series last the 5th pin for being connected to C2F connectors, and the 8th pin of C2F connectors directly leads out line and is connected to battery
BT2 negative terminal.During actual use, each interelement welds to form electrical connection by cable with soldering mode.
The 3rd simulation test circuit 6 is by battery BT3, switch S3, resistance R31, R32, luminous tube D31, D32, connection
Device C3F is formed.Battery BT3 is 5V dry cells, there is provided starts the power supply of checking line conduction before testing；Switch S3 is DPDT
Type, two passages are connected in parallel the latter positive pole for being connected to battery BT3；Can independently it be switched；Resistance R31, R32 are plug-in type
Chromatic circle resistance, metering function is played, the service life of light emitting diode can be extended；Luminous tube D31, D32 are that plug-in type is monochromatic luminous
Diode；Connector C3F is the jack supporting with C3M connectors in driving plate 1, can directly be inserted, and ensures the 3rd simulation
The connection of test circuit 6 and driving plate 1.One passage of S3 switches is connected in series with resistance R31, D31 is finally connected to C3F connectors
The 1st pin, the 4th pin of C3F connectors directly leads out the negative terminal that line is connected to battery BT3；Two passages and resistance of S3 switches
R32, D32 are connected in series last the 5th pin for being connected to C3F connectors, and the 8th pin of C3F connectors directly leads out line and is connected to battery
BT3 negative terminal.During actual use, each interelement welds to form electrical connection by cable with soldering mode.
The present apparatus sets simulation test logic in control panel software, when on C1M, C2M and C3M connector of driving plate 1
The corresponding IGBT module colelctor electrode C for being connected to three-phase difference bridge arm of original and emitter E each distinguish the 1st of short circuit, i.e. C1M connectors
Pin and the 4th pin short circuit, the 5th pin of C1M connectors and the 8th pin short circuit；1st pin of C2M connectors and the 4th pin short circuit, C2M connections
5th pin of device and the 8th pin short circuit；1st pin of C3M connectors and the 4th pin short circuit, the 5th pin of C3M connectors and the 8th pin short circuit；
Control panel 2 is coordinated to be adjusted to simulation test state again, you can be driven the test of defencive function.During actual use, short circuit passes through
C1F, the C2F and C3F connector supporting with C1M, C2M and C3M connector is completed.By taking the first simulation test circuit 4 as an example, first
Coordinate soldering to complete connection using cable, then insert the first simulation test circuit to driving plate by connector C1F
C1M connectors on, do not connect control panel 2 and power panel 3, the two paths of S1 switches opened, as D11, D12 luminous tube are lighted
Then illustrate the short circuit success of 1 pin and 4 pin at C1M connectors, 5 pin and 8 pin, exclude cable pressure skin and cause loose contact to influence to survey
Test result, S1 switches are then closed, drive the indicator lamp of protection to light explanation protection effectively on control panel.Second simulation test electricity
Road 5 is identical with the first simulation test circuit with the course of work of the 3rd simulation test circuit 6.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.This invention it is technical
Scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (7)
1. one kind driving protection simulating test device, including IGBT module, driving plate (1), control panel (2), power panel (3), the
One simulation test circuit (4), the second simulation test circuit (5) and the 3rd simulation test circuit (6)；
The compound full-control type voltage driven type power that the IGBT module is made up of BJT double pole triodes and metal-oxide-semiconductor field effect transistor
Semiconductor devices；
One kind driving protection simulating test device, it is characterised in that：
The driving plate (1) is conventional PCB；C1M, C2M, C3M, C4 and C5 connector are provided with driving plate,
C1M, C2M and C3M connector are used for the connection with IGBT module；C4 connectors are connected with control panel (2) by shielded cable, are obtained
Take the signal of drive control effectively to carry out the shut-off of opening of IGBT module, and protection information is returned；C5 connectors and power panel
(3) connected by connecting cable, obtain control power supply required during simulation test；
The control panel (2) is conventional PCB；By realizing that the dsp chip of Digital Signal Processing carries out various letters
Number processing, dsp chip provides special DSP instructions, and quickly to realize various digital signal processing algorithms, control panel passes through
Signal cable is connected to the C4 connectors of driving plate (1), for transmitting the information of drive control to driving plate (1) and receiving IGBT
Module is normal and the feedback of failure situation；
The power panel (3) is conventional PCB；The C5 connectors of driving plate (1) are connected to by connecting cable, to drive
Dynamic plate (1) simulation test provides control power supply；
The first simulation test circuit (4) is by battery BT1, switch S1, resistance R11, R12, luminous tube D11, D12 and connector
C1F is formed；Battery BT1 is 5V dry cells；Switch S1 is DPDT type；Resistance R11, R12 are plug-in type chromatic circle resistance；It is luminous
Pipe D11, D12 are plug-in type light emitting diode；Connector C1F is the jack supporting with C1M connectors in driving plate (1), can be straight
Capable inserting is tapped into, ensures the first simulation test circuit (4) and the connection of driving plate (1)；
The second simulation test circuit (5) is by battery BT2, switch S2, resistance R21, R22, luminous tube D21, D22, connector
C2F is formed；Battery BT2 is 5V dry cells；Switch S2 is DPDT type；Resistance R21, R22 are plug-in type chromatic circle resistance；It is luminous
Pipe D21, D22 are plug-in type light emitting diode；Connector C2F is the jack supporting with C2M connectors in driving plate (1), can be straight
Capable inserting is tapped into, ensures the second simulation test circuit (5) and the connection of driving plate (1)；
The 3rd simulation test circuit (6) is by battery BT3, switch S3, resistance R31, R32, luminous tube D31, D32, connector
C3F is formed；Battery BT3 is 5V dry cells；Switch S3 is DPDT type；Resistance R31, R32 are plug-in type chromatic circle resistance；It is luminous
Pipe D31, D32 are plug-in type light emitting diode；Connector C3F is the jack supporting with C3M connectors in driving plate (1), can be straight
Capable inserting is tapped into, ensures the 3rd simulation test circuit (6) and the connection of driving plate (1).
A kind of 2. driving protection simulating test device as claimed in claim 1, it is characterised in that：The driving plate (1) is double
Face is designed, surface spraying three-proofing coating；1 pin of C1M connectors is the colelctor electrode C of bridge arm IGBT module in U phases on plate, and 4 pin are U phases
The emitter E of upper bridge arm IGBT module；5 pin of C1M connectors are the colelctor electrode C of bridge arm IGBT module under U phases, and 8 pin are under U phases
The emitter E of bridge arm IGBT module；1 pin of C2M connectors is the colelctor electrode C of bridge arm IGBT module in V phases, and 4 pin are bridge in V phases
The emitter E of arm IGBT module；5 pin of C2M connectors are the colelctor electrode C of bridge arm IGBT module under V phases, and 8 pin are bridge arm under V phases
The emitter E of IGBT module；1 pin of C3M connectors is the colelctor electrode C of bridge arm IGBT module in W phases, and 4 pin are bridge arm in W phases
The emitter E of IGBT module；5 pin of C3M connectors are the colelctor electrode C of bridge arm IGBT module under W phases, and 8 pin are bridge arm under W phases
The emitter E of IGBT module；The cable that C4 connectors are connected with control panel (2) is shielded cable, obtains the signal of drive control
Effectively carry out IGBT module opens shut-off, and protection information is returned；The connecting cable of C5 connectors and power panel (3) is two
1 square of cable of root single, required control power supply when obtaining simulation test, the left side is positive voltage during connection, and the right is negative electricity
Pressure.
A kind of 3. driving protection simulating test device as claimed in claim 1, it is characterised in that：The control panel (2) is double
Face is designed, surface spraying three-proofing coating；The normal and failure situation information of driving protection is shown by the patch-type luminous tube on plate.
A kind of 4. driving protection simulating test device as claimed in claim 1, it is characterised in that：The power panel (3) is double
Face is designed, surface spraying three-proofing coating.
A kind of 5. driving protection simulating test device as claimed in claim 1, it is characterised in that：The first simulation test electricity
Battery BT1 provides the power supply for starting to test preceding checking line conduction in road (4)；Switch S1 two passages are connected in parallel rear one end
It is connected to battery BT1 positive pole；Can independently it be switched；Resistance R11, R12 play metering function, can extend the use of light emitting diode
Life-span；Luminous tube D11, D12 are single color LED；One passage of S1 switches is connected in series with resistance R11, D11 to be most followed by
To the 1st pin of C1F connectors, the 4th pin of C1F connectors directly leads out the negative terminal that line is connected to battery BT1；The two-way of S1 switches
Road is connected in series last the 5th pin for being connected to C1F connectors with resistance R12, D12, and the 8th pin of C1F connectors directly leads out line company
It is connected to battery BT1 negative terminal；During actual use, each interelement welds to form electrical connection by cable with soldering mode.
A kind of 6. driving protection simulating test device as claimed in claim 1, it is characterised in that：The second simulation test electricity
Battery BT2 provides the power supply for starting to test preceding checking line conduction in road (5)；Switch S2 two passages are connected in parallel rear one end
It is connected to battery BT2 positive pole；Can independently it be switched；Resistance R21, R22 play metering function, can extend the use of light emitting diode
Life-span；Luminous tube D21, D22 are single color LED；One passage of S2 switches is connected in series with resistance R21, D21 to be most followed by
To the 1st pin of C2F connectors, the 4th pin of C2F connectors directly leads out the negative terminal that line is connected to battery BT2；The two-way of S2 switches
Road is connected in series last the 5th pin for being connected to C2F connectors with resistance R22, D22, and the 8th pin of C2F connectors directly leads out line company
It is connected to battery BT2 negative terminal；During actual use, each interelement welds to form electrical connection by cable with soldering mode.
A kind of 7. driving protection simulating test device as claimed in claim 1, it is characterised in that：The 3rd simulation test electricity
Battery BT3 provides the power supply for starting to test preceding checking line conduction in road (6)；Switch S3 two passages are connected in parallel rear one end
It is connected to battery BT3 positive pole；Can independently it be switched；Resistance R31, R32 play metering function, can extend the use of light emitting diode
Life-span；Luminous tube D31, D32 are single color LED；One passage of S3 switches is connected in series with resistance R31, D31 to be most followed by
To the 1st pin of C3F connectors, the 4th pin of C3F connectors directly leads out the negative terminal that line is connected to battery BT3；The two-way of S3 switches
Road is connected in series last the 5th pin for being connected to C3F connectors with resistance R32, D32, and the 8th pin of C3F connectors directly leads out line company
It is connected to battery BT3 negative terminal；During actual use, each interelement welds to form electrical connection by cable with soldering mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510614081.9A CN105223491B (en) | 2015-09-23 | 2015-09-23 | One kind driving protection simulating test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510614081.9A CN105223491B (en) | 2015-09-23 | 2015-09-23 | One kind driving protection simulating test device |
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| CN105223491A CN105223491A (en) | 2016-01-06 |
| CN105223491B true CN105223491B (en) | 2017-11-10 |
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| CN102969693A (en) * | 2012-05-31 | 2013-03-13 | 南京浦镇海泰制动设备有限公司 | Electronic control valve driving protective circuit of railway vehicles |
| CN202956458U (en) * | 2012-12-06 | 2013-05-29 | 常州联力自动化科技有限公司 | Protection testing device of driving of three-level inverter |
| CN204012748U (en) * | 2014-08-08 | 2014-12-10 | 山东天启信息技术有限公司 | SPWM rectification feedback device for a kind of variable-frequency motor |
| CN104579112A (en) * | 2015-01-25 | 2015-04-29 | 襄阳绿控电气科技有限公司 | Auxiliary power controller used for electric automobile |
| CN104617753A (en) * | 2015-01-20 | 2015-05-13 | 江苏广义牵引技术研究所有限公司 | Gate driving circuit board and gate driving unit and method |
| CN104898464A (en) * | 2014-03-06 | 2015-09-09 | 大族激光科技产业集团股份有限公司 | Insulation test control module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06194415A (en) * | 1992-09-30 | 1994-07-15 | American Teleph & Telegr Co <Att> | Method and device for testing logic circuit |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969693A (en) * | 2012-05-31 | 2013-03-13 | 南京浦镇海泰制动设备有限公司 | Electronic control valve driving protective circuit of railway vehicles |
| CN202956458U (en) * | 2012-12-06 | 2013-05-29 | 常州联力自动化科技有限公司 | Protection testing device of driving of three-level inverter |
| CN104898464A (en) * | 2014-03-06 | 2015-09-09 | 大族激光科技产业集团股份有限公司 | Insulation test control module |
| CN204012748U (en) * | 2014-08-08 | 2014-12-10 | 山东天启信息技术有限公司 | SPWM rectification feedback device for a kind of variable-frequency motor |
| CN104617753A (en) * | 2015-01-20 | 2015-05-13 | 江苏广义牵引技术研究所有限公司 | Gate driving circuit board and gate driving unit and method |
| CN104579112A (en) * | 2015-01-25 | 2015-04-29 | 襄阳绿控电气科技有限公司 | Auxiliary power controller used for electric automobile |
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| CN105223491A (en) | 2016-01-06 |
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