CN102840967B - Fatigue test circuit for rail wheel - Google Patents
Fatigue test circuit for rail wheel Download PDFInfo
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- CN102840967B CN102840967B CN201110171609.1A CN201110171609A CN102840967B CN 102840967 B CN102840967 B CN 102840967B CN 201110171609 A CN201110171609 A CN 201110171609A CN 102840967 B CN102840967 B CN 102840967B
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- rail wheel
- divider resistance
- keyswitch
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Abstract
The invention is applied to the field of a test circuit, and provides a fatigue test circuit for a rail wheel. According to the embodiment of the invention, the fatigue test circuit for the rail wheel comprises a rail wheel fatigue test setting unit. Aiming at the type of the rail wheels to be tested, a user can set the rotating number of turns of the rail wheels so as to set the operational stroke of the rail wheels. The quality of rail wheels of multiple types can be tested by respectively observing the work states of the rail wheels of multiple types in the operational stroke. Therefore, the rail wheels of multiple types can be tested compatibly by using one fatigue test circuit for the rail wheel, so that the test convenience and the test efficiency are greatly improved.
Description
Technical field
The invention belongs to test circuit field, particularly relate to a kind of fatigue test circuit for rail wheel.
Background technology
The test of light fixture rail wheel fatigability directly has influence on the reliability of product as a kind of reliability testing, the service time of product is the important indicator weighing light fixture rail wheel quality, but light fixture rail wheel wide variety at present, the requirement tested its fatigability is like this also different, such as light fixture rail wheel kind is different, require that the path increment that rail wheel runs is also different, therefore will for different types of rail wheel, design different fatigue test circuit for rail wheel, convenience and the testing efficiency of test can be had influence on like this.
Summary of the invention
The object of the present invention is to provide a kind of fatigue test circuit for rail wheel, be intended to solve and inefficient problem inconvenient to the existence of rail wheel testing fatigue now.
The embodiment of the present invention is achieved in that a kind of fatigue test circuit for rail wheel, and described fatigue test circuit for rail wheel comprises:
Control that rail wheel starts to rotate, stops operating, the rail wheel rotation control module of forward or reverse;
Rail wheel testing fatigue setting unit, starts for arranging test, test terminates and rail wheel rotates the number of turns;
First stroke switch S 5, for when being clashed into by rail wheel, sending rail wheel and rotating forward trigger pip;
Second travel switch S6, for when being clashed into by rail wheel, sends rail wheel reversion trigger pip;
Display rail wheel rotates the display unit of the number of turns; And
The control module that control module, rail wheel testing fatigue setting unit, the first stroke switch S 5, second travel switch S6 and display unit are connected is rotated respectively with described rail wheel, for rotating forward trigger pip and rail wheel reversion trigger pip according to described rail wheel, control described rail wheel and rotate number of turns rotation by arranging, and the rotation number of turns of rail wheel is counted.
In embodiments of the present invention, fatigue test circuit for rail wheel comprises rail wheel testing fatigue setting unit, user can for the kind of tested rail wheel, rail wheel is set and rotates the number of turns, thus the path increment of rail wheel operation can be set, by observing the duty of multiple kind rail wheel in operation path increment respectively, thus the quality of multiple kind rail wheel can be tested, a kind of fatigue test circuit for rail wheel of such employing can the rail wheel of the multiple kind of compatibility test, substantially increases convenience and the testing efficiency of test like this.
Accompanying drawing explanation
The module map of the fatigue test circuit for rail wheel that Fig. 1 provides for the embodiment of the present invention;
The circuit structure diagram of the fatigue test circuit for rail wheel that Fig. 2 provides for the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 shows the modular structure of the fatigue test circuit for rail wheel that the embodiment of the present invention provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention, details are as follows.
Fatigue test circuit for rail wheel comprises:
Control that rail wheel starts to rotate, stops operating, the rail wheel rotation control module 100 of forward or reverse;
Rail wheel testing fatigue setting unit 200, starts for arranging test, test terminates and rail wheel rotates the number of turns;
First stroke switch S 5, for when being clashed into by rail wheel, sending rail wheel and rotating forward trigger pip;
Second travel switch S6, for when being clashed into by rail wheel, sends rail wheel reversion trigger pip;
Display rail wheel rotates the display unit 300 of the number of turns; And
The control module 400 that control module 100, rail wheel testing fatigue setting unit 200, first stroke switch S 5, second travel switch S6 and display unit 300 are connected is rotated respectively with rail wheel, for rotating forward trigger pip and rail wheel reversion trigger pip according to rail wheel, control rail wheel and rotate number of turns rotation by arranging, and the rotation number of turns of rail wheel is counted.
User for the kind of tested rail wheel, can be arranged rail wheel and rotates the number of turns, thus can arrange the path increment of rail wheel operation, by observing the duty of rail wheel in operation path increment, thus can test the quality of rail wheel.
Fig. 2 shows the exemplary circuit structure of the fatigue test circuit for rail wheel that the embodiment of the present invention provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention, details are as follows.
As one embodiment of the invention, control module 400 adopts single-chip microcomputer U1.
As one embodiment of the invention, rail wheel testing fatigue setting unit 200 comprises:
Keyswitch S1, keyswitch S2, keyswitch S3, keyswitch S4, divider resistance R3, divider resistance R4, divider resistance R5 and divider resistance R9;
Keyswitch S1, keyswitch S2, the first end of keyswitch S3 and keyswitch S4 is respectively by divider resistance R3, divider resistance R4, divider resistance R5 and divider resistance R9 meets power supply VCC, keyswitch S1, keyswitch S2, the second end ground connection of keyswitch S3 and keyswitch S4, the public connecting end of divider resistance R5 and keyswitch S3 meets the first input end IN1 of single-chip microcomputer U1, the public connecting end of divider resistance R4 and keyswitch S2 meets the second input end IN2 of single-chip microcomputer U1, the public connecting end of divider resistance R3 and keyswitch S1 meets the 3rd input end IN3 of single-chip microcomputer U1, the public connecting end of divider resistance R9 and keyswitch S4 meets the four-input terminal IN4 of single-chip microcomputer U1.
As one embodiment of the invention, keyswitch S1, keyswitch S2, keyswitch S3 and keyswitch S4 are test start/stop button respectively, rotate number of turns increase button, rotate number of turns minimizing button and arrange button.
As one embodiment of the invention, the first end of the first stroke switch S 5 meets the 5th input end IN5 of single-chip microcomputer U1, second end ground connection of the first stroke switch S 5, the first end of the second travel switch S6 meets the 6th input end IN6 of single-chip microcomputer U1, the second end ground connection of the second travel switch S6.
As one embodiment of the invention, fatigue test circuit for rail wheel also comprises:
Divider resistance R7, divider resistance R8, light emitting diode D3 and light emitting diode D4;
The first termination power VCC of divider resistance R7, the positive pole of the second termination light emitting diode D3 of divider resistance R7, the negative pole of light emitting diode D3 connects the first end of the first stroke switch S 5, the first termination power VCC of divider resistance R8, the positive pole of the second termination light emitting diode D4 of divider resistance R8, the negative pole of light emitting diode D4 connects the first end of the second travel switch S6.
As one embodiment of the invention, rail wheel rotates control module 100 and comprises:
Motor M, divider resistance R1, divider resistance R2, diode D1, diode D2, triode Q1, triode Q2, relay R L1 and relay R L2;
The first end of divider resistance R1 meets the course changing control end OUT1 of single-chip microcomputer U1, the base stage of the second termination triode Q1 of divider resistance R1, the grounded emitter of triode Q1, the collector of triode Q1 connects the positive pole of diode D1, the negative pole of diode D1 meets power supply VCC, the coil of relay R L1 is in parallel with diode D1, first fixed contact 1 and the 4th fixed contact 4 of relay R L1 meet power supply VCC, second fixed contact 2 of relay R L1 and the 3rd fixed contact 3 ground connection, the first end of divider resistance R2 meets the rotation operation control end OUT2 of single-chip microcomputer U1, the base stage of the second termination triode Q2 of divider resistance R2, the grounded emitter of triode Q2, the collector of triode Q2 connects the positive pole of diode D2, the negative pole of diode D2 meets power supply VCC, the coil of relay R L2 is in parallel with diode D2, first fixed contact 7 of relay R L2 and the 3rd fixed contact 9 connect the two ends of motor M respectively, second fixed contact 8 and the 4th fixed contact 10 sky of relay R L2 connect, first movable switch 11 and second movable switch 12 of first movable switch 5 of relay R L1 and the second movable switch 6 difference contact relay RL2.
As one embodiment of the invention, display unit 300 adopts 6 LED modules, the negative pole of 8 light emitting diodes of each LED module meets 8 display and control ends ctrl1, ctrl2, ctrl3, ctrl4, ctrl5, ctrl6, ctrl7 and ctrl8 of single-chip microcomputer U1 respectively, the positive pole of 8 light emitting diodes of each LED module meets power supply VCC simultaneously, and the Enable Pin of 6 LED modules meets 6 enable control end EN1, EN2, EN3, EN4, EN5 and EN6 of single-chip microcomputer U1 respectively.
The principle of work of fatigue test circuit for rail wheel is:
Rail wheel testing fatigue is started by controlling keyswitch S1, keyswitch S1 closes, the voltage of the 3rd input end IN3 of single-chip microcomputer U1 is dragged down, the rotation of single-chip microcomputer U1 runs control end OUT2 output voltage signal and controls triode Q2 conducting, the coil of relay R L2 starts energising, and first movable switch 11 of relay R L2 and the second movable switch 12 connect the first fixed contact 7 and the 3rd fixed contact 9 respectively.
For the kind of tested rail wheel, the number of turns of rail wheel rotation is set by controlling keyswitch S2 and keyswitch S3, thus pre-set different types of rail wheel under normal circumstances, the path increment that can reach, when rail wheel clashes into the first stroke switch S 5, first stroke switch S 5 closes, light emitting diode D3 is bright, the voltage of the 5th input end IN5 of single-chip microcomputer U1 is dragged down, the number of times that single-chip microcomputer U1 starts to clash into rail wheel the first stroke switch S 5 and the second travel switch S6 counts, the course changing control end OUT1 output voltage signal of single-chip microcomputer U1 controls triode Q1 conducting, the coil of relay R L1 starts energising, first movable switch 5 of relay R L1 and the second movable switch 6 connect the first fixed contact 1 and the 3rd fixed contact 3 respectively, motor M starts to rotate forward, drive rail wheel rotates forward, when rail wheel clashes into the second travel switch S6, second travel switch S6 closes, light emitting diode D4 is bright, the voltage of the 6th input end IN6 of single-chip microcomputer U1 is dragged down, the course changing control end OUT1 of single-chip microcomputer U1 does not have output voltage signal, triode Q1 turns off, the coil of relay R L1 is not energized, first movable switch 5 of relay R L1 and the second movable switch 6 connect the second fixed contact 2 and the 4th fixed contact 4 respectively, motor M starts reversion, drive rail wheel reverses.Like this, single-chip microcomputer U1 is counted by number of times rail wheel being clashed into the first stroke switch S 5 and the second travel switch S6, thus the rail wheel rotation number of turns can be calculated, and be presented on display unit 300, user observes the state that rail wheel rotates in the operation path increment preset, if when rail wheel does not also reach default operation path increment, cannot rotate with regard to breaking down, then illustrate that this rail wheel is defective, the requirement of rail wheel antifatigue cannot be reached, otherwise, if when rail wheel can reach default operation path increment, then illustrate that this rail wheel is qualified, the requirement of rail wheel antifatigue can be reached.
In embodiments of the present invention, fatigue test circuit for rail wheel comprises rail wheel testing fatigue setting unit, user can for the kind of tested rail wheel, rail wheel is set and rotates the number of turns, thus the path increment of rail wheel operation can be set, by observing the duty of multiple kind rail wheel in operation path increment respectively, thus the quality of multiple kind rail wheel can be tested, a kind of fatigue test circuit for rail wheel of such employing can the rail wheel of the multiple kind of compatibility test, substantially increases convenience and the testing efficiency of test like this.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a fatigue test circuit for rail wheel, is characterized in that, described fatigue test circuit for rail wheel comprises:
Control that rail wheel starts to rotate, stops operating, the rail wheel rotation control module of forward or reverse;
Rail wheel testing fatigue setting unit, starts for arranging test, test terminates and rail wheel rotates the number of turns;
First stroke switch S 5, for when being clashed into by rail wheel, sending rail wheel and rotating forward trigger pip;
Second travel switch S6, for when being clashed into by rail wheel, sends rail wheel reversion trigger pip;
Display rail wheel rotates the display unit of the number of turns; And
The control module that control module, rail wheel testing fatigue setting unit, the first stroke switch S 5, second travel switch S6 and display unit are connected is rotated respectively with described rail wheel, for rotating forward trigger pip and rail wheel reversion trigger pip according to described rail wheel, control described rail wheel and rotate number of turns rotation by arranging, and the rotation number of turns of rail wheel is counted;
Described control module adopts single-chip microcomputer U1;
Described rail wheel testing fatigue setting unit comprises:
Keyswitch S1, keyswitch S2, keyswitch S3, keyswitch S4, divider resistance R3, divider resistance R4, divider resistance R5 and divider resistance R9;
Described keyswitch S1, keyswitch S2, the first end of keyswitch S3 and keyswitch S4 is respectively by divider resistance R3, divider resistance R4, divider resistance R5 and divider resistance R9 connects power supply, described keyswitch S1, keyswitch S2, the second end ground connection of keyswitch S3 and keyswitch S4, the public connecting end of described divider resistance R5 and keyswitch S3 connects the first input end of single-chip microcomputer U1, the public connecting end of described divider resistance R4 and keyswitch S2 connects second input end of single-chip microcomputer U1, the public connecting end of described divider resistance R3 and keyswitch S1 connects the 3rd input end of single-chip microcomputer U1, the public connecting end of described divider resistance R9 and keyswitch S4 connects the four-input terminal of single-chip microcomputer U1,
Keyswitch S1, keyswitch S2, keyswitch S3 and keyswitch S4 are test start/stop button respectively, rotate number of turns increase button, rotate number of turns minimizing button and arrange button.
2. fatigue test circuit for rail wheel as claimed in claim 1, it is characterized in that, the first end of described first stroke switch S 5 connects the 5th input end of single-chip microcomputer U1, second end ground connection of described first stroke switch S 5, the first end of described second travel switch S6 connects the 6th input end of single-chip microcomputer U1, the second end ground connection of described second travel switch S6.
3. fatigue test circuit for rail wheel as claimed in claim 2, it is characterized in that, described fatigue test circuit for rail wheel also comprises:
Divider resistance R7, divider resistance R8, light emitting diode D3 and light emitting diode D4;
First termination power of described divider resistance R7, the positive pole of the second termination light emitting diode D3 of described divider resistance R7, the negative pole of described light emitting diode D3 connects the first end of the first stroke switch S 5, first termination power of described divider resistance R8, the positive pole of the second termination light emitting diode D4 of described divider resistance R8, the negative pole of described light emitting diode D4 connects the first end of the second travel switch S6.
4. fatigue test circuit for rail wheel as claimed in claim 1, is characterized in that, described rail wheel rotates control module and comprises:
Motor M, divider resistance R1, divider resistance R2, diode D1, diode D2, triode Q1, triode Q2, relay R L1 and relay R L2;
The first end of described divider resistance R1 connects the course changing control end of single-chip microcomputer U1, the base stage of the second termination triode Q1 of described divider resistance R1, the grounded emitter of described triode Q1, the collector of described triode Q1 connects the positive pole of diode D1, the negative pole of described diode D1 connects power supply, the coil of described relay R L1 is in parallel with diode D1, first fixed contact and the 4th fixed contact of described relay R L1 connect power supply, second fixed contact of described relay R L1 and the 3rd fixed contact ground connection, the first end of described divider resistance R2 connects the rotation operation control end of single-chip microcomputer U1, the base stage of the second termination triode Q2 of described divider resistance R2, the grounded emitter of described triode Q2, the collector of described triode Q2 connects the positive pole of diode D2, the negative pole of described diode D2 connects power supply, the coil of described relay R L2 is in parallel with diode D2, first fixed contact of described relay R L2 and the 3rd fixed contact connect the two ends of motor M respectively, second fixed contact and the 4th fixed contact sky of described relay R L2 connect, first movable switch of first movable switch of described relay R L1 and the second movable switch difference contact relay RL2 and the second movable switch.
5. fatigue test circuit for rail wheel as claimed in claim 1, it is characterized in that, described display unit adopts 6 LED modules, the negative pole of 8 light emitting diodes of described each LED module connects 8 display and control ends of single-chip microcomputer U1 respectively, the positive pole of 8 light emitting diodes of described each LED module connects power supply simultaneously, and the Enable Pin of described 6 LED modules connects 6 enable control ends of single-chip microcomputer U1 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110171609.1A CN102840967B (en) | 2011-06-23 | 2011-06-23 | Fatigue test circuit for rail wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110171609.1A CN102840967B (en) | 2011-06-23 | 2011-06-23 | Fatigue test circuit for rail wheel |
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| CN102840967A CN102840967A (en) | 2012-12-26 |
| CN102840967B true CN102840967B (en) | 2015-05-13 |
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| CN201110171609.1A Active CN102840967B (en) | 2011-06-23 | 2011-06-23 | Fatigue test circuit for rail wheel |
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| CN104502134A (en) * | 2014-12-18 | 2015-04-08 | 珠海格力电器股份有限公司 | Automatic pushing and pulling device, disinfection cabinet drawer reliability testing device and testing method |
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| CN2058012U (en) * | 1988-12-30 | 1990-06-06 | 天津酿酒厂 | Passive running fault monitor |
| AU705602B2 (en) * | 1995-11-15 | 1999-05-27 | South East Queensland Electricity Corporation | Meter testing circuit |
| RU2144728C1 (en) * | 1996-11-30 | 2000-01-20 | Самcунг Квангджу Электроникс Ко., Лтд., | Stator test technique and facility |
| CN2513975Y (en) * | 2000-06-20 | 2002-10-02 | 黄骅市五一机械有限公司 | Height controller for hoister |
| CN2658635Y (en) * | 2003-11-13 | 2004-11-24 | 陈劲伟 | Controller of scavenger fan |
| CN101900996A (en) * | 2010-04-06 | 2010-12-01 | 杨炼 | Control method applied to guide rail or door hinge fatigue tester |
-
2011
- 2011-06-23 CN CN201110171609.1A patent/CN102840967B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058012U (en) * | 1988-12-30 | 1990-06-06 | 天津酿酒厂 | Passive running fault monitor |
| AU705602B2 (en) * | 1995-11-15 | 1999-05-27 | South East Queensland Electricity Corporation | Meter testing circuit |
| RU2144728C1 (en) * | 1996-11-30 | 2000-01-20 | Самcунг Квангджу Электроникс Ко., Лтд., | Stator test technique and facility |
| CN2513975Y (en) * | 2000-06-20 | 2002-10-02 | 黄骅市五一机械有限公司 | Height controller for hoister |
| CN2658635Y (en) * | 2003-11-13 | 2004-11-24 | 陈劲伟 | Controller of scavenger fan |
| CN101900996A (en) * | 2010-04-06 | 2010-12-01 | 杨炼 | Control method applied to guide rail or door hinge fatigue tester |
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| CN102840967A (en) | 2012-12-26 |
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