CN206399651U - Test-bed for hydraulic torque converter - Google Patents
Test-bed for hydraulic torque converter Download PDFInfo
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- CN206399651U CN206399651U CN201621176492.0U CN201621176492U CN206399651U CN 206399651 U CN206399651 U CN 206399651U CN 201621176492 U CN201621176492 U CN 201621176492U CN 206399651 U CN206399651 U CN 206399651U
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Abstract
The utility model provides a kind of test-bed for hydraulic torque converter, including driven by power component and electric power charging assembly；Driven by power component includes the motor for providing input torque and the power supply for being powered for motor, the output end of driven by power component and the input connection of fluid torque-converter, to provide input torque for fluid torque-converter；Electric power charging assembly includes the loading motor of the loading moment for providing, the output end connection of the input and fluid torque-converter of electric power charging assembly, to provide loading moment for fluid torque-converter, the output end of electric power charging assembly is connected with driven by power component, so that the electric current driving motor produced by loading motor is rotated.Therefore, test-bed for hydraulic torque converter of the present utility model replaces conventional diesel engine to drive operation with electric energy, realizes that power cycles are utilized, it is to avoid produce exhaust emission environment；The mechanical property of a variety of diesel engines, short form test condition are simulated using inverter and motor.
Description
Technical field
The utility model is related to properties of product detection special equipment field, more particularly to a kind of test-bed for hydraulic torque converter.
Background technology
Diesel locomotive is, using internal combustion engine as motive power, to pass through the locomotive of actuator drives wheel.Diesel locomotive is by bavin
Oil machine, transmission device, servicing unit, car body EEF bogie (including vehicle frame, car body, bogie etc.), brake apparatus and control device
Deng composition.Transmission device is as mediation device between diesel engine and locomotive power transmission shaft, and its effect is to make the power of diesel engine
It is sent on power transmission shaft and complies with locomotive traction requirement.The conventional kind of drive has machine driving, hydraulic power and electric transmission；
Hydraulic transmission system is mainly made up of fluid torque-converter, axle gear box, universal drive shaft etc..
Fluid torque-converter Test-bed for Mechanical Drive system is using fluid torque-converter as experimental subjects, for verifying fluid torque-converter
Mechanical property, complete delivery test.The mechanical property of fluid torque-converter refers to its torque produced and corresponding running speed
Between relation characteristic, generally represented with mechanical characteristic, every bit on mechanical characteristic one mechanical work of correspondence
Rate value.Fig. 1 is Test-bed for Mechanical Drive system annexation figure in the prior art.As shown in figure 1, this experimental bench system uses bavin
Oil machine 101 is energized, diesel engine 101, fluid torque-converter 3, and gear-box 4 and dc generator 102 connect transmission using mechanical axis, directly
Stream generator 102 is electrically connected with resistance box 104.When this Test-bed for Mechanical Drive system is tested, the driving liquid of diesel engine 101
Power torque-converters 3, the sliding tooth roller box 4 of fluid torque-converter 3, the driving dc generator 102 of gear-box 4, dc generator 102 sends electricity
Can, and consumed by resistance box 104.Electric current in the detection circuit of current sensor 103, formula P is calculated using mechanical output
=I2Mechanical power value on R, calculating machine characteristic curve, so as to describe actual machine characteristic curve.This actual machine is special
Linearity curve is compared with theoretical mechanical characteristic, error amount is determined whether in theoretical error range, so that it is determined that to be tested
Whether fluid torque-converter 3 meets design standard.
However, above-mentioned Test-bed for Mechanical Drive system is primarily present following 2 problems：1) mechanical energy that diesel engine is produced
Amount is finally that resistance box is consumed in the form of generating heat, and the energy is huge but to cannot get secondary utilization, causes serious energy waste；
2) a kind of one kind that possesses of generally diesel engine exports mechanical property, is only used for detecting the hydraulic moment changeable of mechanical property matching therewith
Device, so when doing the experiment of variety classes fluid torque-converter every time, corresponding diesel engine must also be changed, this is unfavorable for experiment and prepared
Work, is also not easy to mechanical erection.
Utility model content
The test-bed for hydraulic torque converter that the utility model is provided replaces conventional diesel engine to drive operation with electric energy, realizes electric energy
Recycle, it is to avoid produce exhaust emission environment using diesel engine；And simulate a variety of diesel oil using inverter and motor
The output mechanical property of machine, meets the fluid torque-converter with different mechanical properties and tests, it is to avoid in process of the test repeatedly more
Change diesel engine, short form test condition.
The test-bed for hydraulic torque converter that the utility model is provided, including driven by power component and electric power charging assembly.
Driven by power component includes the motor for providing input torque and the power supply for being powered for motor,
The output end of driven by power component and the input connection of fluid torque-converter, to provide input torque for fluid torque-converter.
Electric power charging assembly includes the loading motor of the loading moment for providing, the input and liquid of electric power charging assembly
The output end connection of power torque-converters, to provide loading moment for fluid torque-converter, output end and the electric power of electric power charging assembly drive
Dynamic component connection, so that the electric current driving motor produced by loading motor is rotated.
The test-bed for hydraulic torque converter that the utility model is provided replaces conventional diesel engine to drive testing stand by using electric energy
Operation, realizes that power cycles are utilized, it is to avoid produce exhaust emission environment using diesel engine；And pass through inverter and motor
The output mechanical property of a variety of diesel engines is simulated, the fluid torque-converter with different mechanical properties is met and tests, it is to avoid in experiment
During repeatedly change diesel engine, short form test condition.
Brief description of the drawings
Fig. 1 is Test-bed for Mechanical Drive system annexation figure in the prior art；
Fig. 2 is the annexation figure that the utility model embodiment provides test-bed for hydraulic torque converter；
Fig. 3 is the structural representation that the utility model embodiment provides test-bed for hydraulic torque converter.
Description of reference numerals：
1- driven by power components；2- electric power charging assemblies；3- fluid torque-converters；
4- gear-boxes；5- the first moment of torsion rotational speed meters；6- the second moment of torsion rotational speed meters；
7- power supply compensating units；8- mounting seats；9- universal drive shafts；
10- shaft couplings；11- motors；12- power supplys；
The inverters of 13- first；21- loading motors；The inverters of 22- second；
121- power networks；122- rectifiers；101- diesel engines；
102- dc generators；103- current sensors；104- resistance boxes.
Embodiment
Fig. 1 is Test-bed for Mechanical Drive system annexation figure in the prior art, and Fig. 2 is that the utility model embodiment is provided
The annexation figure of test-bed for hydraulic torque converter, Fig. 3 is the structure that the utility model embodiment provides test-bed for hydraulic torque converter
Schematic diagram.As Figure 1-3, the test-bed for hydraulic torque converter that the utility model is provided, including driven by power component 1 and electric power add
Carry component 2.
Driven by power component 1 includes being used for the motor 11 for providing input torque and for powering for motor 11
Power supply 12, the output end of driven by power component 1 and the input connection of fluid torque-converter 3, to provide input for fluid torque-converter 3
Torque.
Electric power charging assembly 2 includes the loading motor 21 of the loading moment for providing, the input of electric power charging assembly 2
Connected with the output end of fluid torque-converter 3, to provide loading moment for fluid torque-converter 3, the output end of electric power charging assembly 2 with
Driven by power component 1 is connected, so that the electric current driving motor 11 produced by loading motor 21 is rotated.
Specifically, driven by power component 1 also includes the first inverter 13, the input of the first inverter 13 drives as electric power
The input of dynamic component 1, the output end of the first inverter 13 and the input series connection of motor 11.
Specifically, electric power charging assembly 2 also includes the second inverter 22, the input and loading motor of the second inverter 22
21 output end series connection, the output end of the second inverter 22 as electric power charging assembly 2 output end.
It should be noted that above-mentioned test-bed for hydraulic torque converter is in the course of the work, power supply 12 is powered for it, preferably
Also include three-phase transformer in power supply 12, the power supply of power supply 12 is 10kV three-phase alternating currents, after three-phase transformer, 10kV three-phases
Alternating current is converted to 690V three-phase alternating currents.690V three-phase alternating currents are converted to stabilization after the slicing voltage stabilizing of rectifier 122
930V direct currents.Then alternating current is converted to by the first inverter 13 to use for motor 11.Motor 11 works, and leads to
Mechanical axis transmission is crossed, using the certain tachometer value or torque value of output as input speed or input torque, liquid to be measured is transferred to
Power torque-converters 3.Inside fluid torque-converter 3 to be measured, pump impeller is driven by mechanical axis and rotated, and turbine is driven by hydraulic oil by pump impeller
Rotation, exports certain tachometer value or torque value, as output speed or output torque.Fluid torque-converter 3 passes through mechanical axis band
Loading motor 21 in dynamic electric power charging assembly 2 is worked, and the mechanical energy that mechanical axis is transmitted is converted into electric energy by loading motor 21, production
Raw alternating current.This alternating current is converted to the available direct current of the first inverter 13 by the second inverter 22 and supplies the first inversion
Device 13 is used.By said process, the mechanical performance of completion fluid torque-converter 3 is detected and so that electric energy reaches the mesh recycled
's.
Specifically, the quantity of the first inverter 13 and the second inverter 22 is multiple.
It should be noted that the first inverter 13 and the second inverter 22 are multiple, and this is installed on module type structure
In test-bed for hydraulic torque converter.First inverter 13 and the second inverter 22 need the machinery according to fluid torque-converter 3 to be measured special
Property control alternating current generator or loading motor 21 input voltage (electric current), so as to control to be conveyed to turning for fluid torque-converter 3 to be measured
Speed or moment of torsion.Therefore, the first inverter 13 and the second inverter 22 of module type structure can become according to fluid power to be measured in experiment
The mechanical property of square device 3 expands or reduced module quantity, so that the first inverter 13 of regulation and the capacity of the second inverter 22 are realized,
Fluid torque-converter 3 to be measured is met to use.The test-bed for hydraulic torque converter that the utility model is provided is replaced with this module type inverter
Conventional diesel engine, needed for the experiment for the fluid torque-converter for adapting to different mechanical properties, it is to avoid repeatedly change diesel engine, not only simplify
Experimental condition, and diesel oil belongs to non-renewable resources, and there is the problem of burning insufficient and huge fuel consumption in it.In experiment
In will produce substantial amounts of dense smoke and waste gas, while with huge noise, environmental pollution is very serious, it is to avoid accorded with using diesel oil
Close the theory of energy-conserving and environment-protective and sustainable development.
Specifically, gear-box 4 is additionally provided between fluid torque-converter 3 and loading motor 21, the input shaft and liquid of gear-box 4
Power torque-converters 3 is connected, and the output shaft and loading motor 21 of gear-box 4 are connected, and are had between the input shaft and output shaft of gear-box 4
At least two different gearratios.
It should be noted that the output of fluid torque-converter 3 has the high pulling torque slow-speed of revolution and the high-revolving operating mode of small moment of torsion, it is
Matched with loading motor 21, gear-box 4 is introduced between fluid torque-converter 3 and loading motor 21.The input shaft of this gear-box 4
There are at least two different gearratios between output shaft, when fluid torque-converter 3 exports the high pulling torque slow-speed of revolution, gear-box 4
Switch to speedup shelves.Torque is reduced, rotating speed rise, so as to be matched with loading motor 21；When fluid torque-converter 3 exports small moment of torsion
During high rotating speed, gear-box 4 switches to reduction gear, and torque is improved, rotating speed reduction, so as to be matched with loading motor 21.
Specifically, also including the first moment of torsion rotational speed meters 5 and the second moment of torsion rotational speed meters 6, the first moment of torsion rotational speed meters 5 are arranged on drive
On the output shaft of dynamic motor 11, to detect the output speed of motor 11；Second moment of torsion rotational speed meters 6 are arranged on loading motor 21
Input shaft on, to detect the input speed of loading motor 21.
It should be noted that the first moment of torsion rotational speed meters 5 can be used to detect that motor 11 is conveyed to fluid torque-converter 3 to be measured
Rotating speed and moment of torsion, the second moment of torsion rotational speed meters 6 can be used to detect loading motor 21 be conveyed to fluid torque-converter 3 to be measured rotating speed and
Moment of torsion.In this test-bed for hydraulic torque converter, tested by speed control mode and torque control mode.Speed control mould
Formula is so as to controlling its tachometer value for being conveyed to fluid torque-converter 3 to be measured to be by controlling the input voltage of motor 11 (electric current)
Theoretical rotational speed value, detects actual torque value by the first moment of torsion rotational speed meters 5, so as to obtain actual machine characteristic curve, passes through
Actual machine characteristic curve is contrasted with theoretical mechanical characteristic, is determined whether the input of fluid torque-converter 3 mechanical property meets and is set
Meter standard.Under torque control mode, loading motor 21 is in regenerative power generation state, passes through the input voltage of controlled loading motor 21
(electric current) passes through the first moment of torsion rotational speed meters 5 so as to control it to be conveyed to the torque value of fluid torque-converter 3 to be measured for theoretical torque value
Actual tachometer value is detected, so as to obtain actual machine characteristic curve, passes through actual machine characteristic curve and theoretical mechanical property
Curve comparison, determines whether the output of fluid torque-converter 3 mechanical property meets design standard.
It is preferred that, universal drive shaft 9 is additionally provided between the first moment of torsion rotational speed meters 5 and fluid torque-converter 3, because different liquid
The mechanical axis setting position that power torque-converters 3 is used to transmit is usually different, it is impossible to ensure that the mechanical axis of itself and motor 11 is located at
On same straight line, when there is angle, universal drive shaft 9 has larger angular compensatory ability with it, realizes two coupled machineries
Axle continuous rotary, and reliably transmission moment of torsion and rotating speed.
It is preferred that, shaft coupling 10 is also associated between loading motor 21 and gear-box 4, for connecting gear-box 4 and adding
Carry the mechanical axis of motor 21 and transmit moment of torsion.During high-speed drive, buffering, vibration damping and the work for improving shafting dynamic property are played
With.
Specifically, power supply 12 includes power network and rectifier 122, rectifier 122 be connected to power network and driven by power component 1 it
Between.
It should be noted that power supply 12 includes power network and rectifier 122, power network preferably conventional 10kV High Level AC Voltage
Net, makes this test-bed for hydraulic torque converter applicability larger, is not limited to by line voltage.Usual 10kV High Level AC Voltage also need through
Cross after three-phase transformer, be converted to 690V alternating current.The main function of rectifier 122 is by the alternating current of the 690V after conversion
It is changed into 930V direct current, supplies the first inverter 13 afterwards after filtering or the second inverter 22 is used.
Specifically, also including the compensating unit 7 of power supply 12, the compensating unit 7 of power supply 12 is connected to the output of electric power charging assembly 2
Between end and driven by power component 1, with the electricity produced by the electric current according to needed for driven by power component 1 and electric power charging assembly 2
The ratio for the electric current that the electric current and power supply 12 of stream adjustment electric power charging assembly 2 are provided.
It should be noted that recycling for electric energy can be realized in this test-bed for hydraulic torque converter, only in whole system
Mechanically and electrically transmitting procedure in there is a small amount of loss, by the compensating unit 7 of power supply 12 according to needed for driven by power component 1 it is electric
The current ratio that electric current adjustment power supply 12 produced by stream and electric power charging assembly 2 is provided.Opened in this test-bed for hydraulic torque converter
During the beginning, the current start system operation of power network 121, after system stable operation, the electric current of power network 121 is only that maintenance system continues to transport
OK, the electric energy of part is mechanically and electrically lost in compensation.
Specifically, motor 11 and loading motor 21 are alternating current generator.
It should be noted that alternating current generator is motor the most frequently used at present, it is that can realize that mechanical energy and AC energy are mutual
The machinery of conversion.Compared with direct current generator, alternating current generator is simple in construction due to no commutator, easily manufactured, is easily formed height
Rotating speed, high voltage, high current, the motor of Large Copacity.The rated operating range of alternating current generator is larger, and generally several watts are arrived hundreds of thousands
Kilowatt, or even up to a million kilowatts, it is fully able to meet system test needs.
Specifically, also including the mounting seat 8 for being used to fix fluid torque-converter 3, motor 11 and loading motor 21.
It should be noted that fluid torque-converter 3, motor 11 and loading motor 21 are arranged in same mounting seat 8,
It is easy to the mechanical axis between three to be stably connected with, reduces the loss in mechanical transfer, so as to realize the purpose of energy-conservation.
The test-bed for hydraulic torque converter that the utility model is provided replaces conventional diesel engine to drive testing stand by using electric energy
Operation, realizes that power cycles are utilized, it is to avoid produce exhaust emission environment, energy-saving and emission-reduction using diesel engine；And pass through inverter
The output mechanical property of a variety of diesel engines is simulated with motor 11, the fluid torque-converter 3 with different mechanical properties is met and tries
Test, it is to avoid diesel engine, short form test condition are repeatedly changed in process of the test.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of test-bed for hydraulic torque converter, it is characterised in that including driven by power component and electric power charging assembly；
The driven by power component includes the motor for providing input torque and powered for the motor
Power supply, the output end of the driven by power component and the input connection of fluid torque-converter, to be provided for the fluid torque-converter
The input torque；
The electric power charging assembly includes the loading motor of the loading moment for providing, the input of the electric power charging assembly
Connected with the output end of the fluid torque-converter, to provide the loading moment, the electric power loading for the fluid torque-converter
The output end of component is connected with the driven by power component, so that the driving electricity of the electric current driving produced by the loading motor
Machine is rotated.
2. test-bed for hydraulic torque converter according to claim 1, it is characterised in that the driven by power component also includes the
One inverter, the input of first inverter as the driven by power component input, first inverter
The input series connection of output end and the motor.
3. test-bed for hydraulic torque converter according to claim 2, it is characterised in that the electric power charging assembly also includes the
Two inverters, the input of second inverter is connected with the output end of the loading motor, second inverter it is defeated
Go out end as the output end of the electric power charging assembly.
4. test-bed for hydraulic torque converter according to claim 3, it is characterised in that first inverter and described second
The quantity of inverter is multiple.
5. test-bed for hydraulic torque converter according to claim 1 or 2, it is characterised in that the fluid torque-converter and described
Gear-box, the input shaft of the gear-box and fluid torque-converter connection, the gear-box are additionally provided between loading motor
Output shaft and the loading motor connection, between the input shaft and output shaft of the gear-box have at least two different biographies
Dynamic ratio.
6. test-bed for hydraulic torque converter according to claim 1 or 2, it is characterised in that also including the first moment of torsion rotational speed meters
With the second moment of torsion rotational speed meters, the first moment of torsion rotational speed meters are arranged on the output shaft of the motor, to detect the drive
The output speed of dynamic motor；The second moment of torsion rotational speed meters are arranged on the input shaft of the loading motor, to detect described add
Carry the input speed of motor.
7. test-bed for hydraulic torque converter according to claim 1 or 2, it is characterised in that the power supply includes power network and whole
Device is flowed, the rectifier is connected between the power network and the driven by power component.
8. test-bed for hydraulic torque converter according to claim 1 or 2, it is characterised in that also including power supply compensating unit, institute
State power supply compensating unit to be connected between the output end of the electric power charging assembly and the driven by power component, with according to described
Electric current produced by electric current and the electric power charging assembly needed for driven by power component adjusts the electricity of the electric power charging assembly
The ratio for the electric current that stream is provided with the power supply.
9. test-bed for hydraulic torque converter according to claim 1 or 2, it is characterised in that the motor and it is described plus
It is alternating current generator to carry motor.
10. test-bed for hydraulic torque converter according to claim 1 or 2, it is characterised in that also including for fixing the liquid
The mounting seat of power torque-converters, the motor and the loading motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621176492.0U CN206399651U (en) | 2016-11-02 | 2016-11-02 | Test-bed for hydraulic torque converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621176492.0U CN206399651U (en) | 2016-11-02 | 2016-11-02 | Test-bed for hydraulic torque converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206399651U true CN206399651U (en) | 2017-08-11 |
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ID=59507925
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621176492.0U Active CN206399651U (en) | 2016-11-02 | 2016-11-02 | Test-bed for hydraulic torque converter |
Country Status (1)
| Country | Link |
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| CN (1) | CN206399651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323632A (en) * | 2016-11-02 | 2017-01-11 | 中车大连电力牵引研发中心有限公司 | Hydraulic torque converter testing platform |
-
2016
- 2016-11-02 CN CN201621176492.0U patent/CN206399651U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323632A (en) * | 2016-11-02 | 2017-01-11 | 中车大连电力牵引研发中心有限公司 | Hydraulic torque converter testing platform |
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