CN207396681U - A kind of city rail traffic signal system KIPV board test frocks - Google Patents

Abstract

The utility model discloses a kind of city rail traffic signal system KIPV board test frocks, including serial port connecting wire and controller, the serial port connecting wire includes preceding plug and rear plug, the preceding plug cord connect it is described after go back line after plug and be connected to serial interface plug, preceding plug is connected with socket before KIPV plates, and rear plug is connected with socket after KIPV plates；The controller is equipped with operation module, control circuit and processor, it is electrically connected between operation module, control circuit and processor, the control circuit includes the test circuit that analog detection is carried out to KIPV plates, the controller is connected by serial interface plug after the serial port connecting wire connection KIPV plates, the controller is equipped with supply power supply.The utility model can not find so as to the energy waste brought when avoiding the problem that repeatedly motor-car realizes fault recurrence and in advance KIPV plate hydraulic performance declines convenient for testing the performance of KIPV plates.

Description

A kind of city rail traffic signal system KIPV board test frocks

Technical field

The utility model is related to city rail traffic signal system electronic device detection technique fields, are specifically a kind of city City's rail traffic signal system KIPV board test frocks.

Background technology

KIPV plates (crosspoint pulse amplifying plate) be applied to urban track traffic LZB700M type signal systems vehicle-mounted ATP/ In ATO subsystems, every block of KIPV plate includes two autonomous channels, and there are one input terminal and an output terminal, inputs for each passage It is connected between end and output terminal using light path, no circuit connection；Input terminal be rear socket, be connected with DAISI plates, be responsible for from DAISI plates receive crosspoint pulse, and output terminal is preceding socket, are responsible for send after the pulse amplifying of crosspoint to interruption board counting；Often A passage is there are one HC14A phase inverters, for the conversion of low and high level.

When train is by above crosspoint, the DAISI plates of vehicle-mounted ATP/ATO systems can generate 35 crosspoint arteries and veins altogether Punching, and it is used for system counts after the amplification of KIPV plates；Since each synchronous traffic circle point in the arrangement coordinate of platform is solid Fixed, therefore, the system measurement data that can be adjusted the distance according to count results synchronizes, and to eliminate position error, realizes more Accurate platform parking.

In everyday devices maintenance process, KIPV plate failures are higher, and such failure can cause train inaccurate to marking, and occur Punching mark or deficient target phenomenon, cause car door, shield door that cannot normally open, larger to Influence to operation.

Due to the frock without being tested available for scene KIPV plates, on the one hand cause the fault type that need to go up test run Motor-car test could reappear line repeatedly, cause huge energy waste；On the other hand, can not in advance be found in maintenance repair The problem of KIPV plate hydraulic performance declines, it can not effectively reduce failure rate.

Utility model content

To solve the deficiency in the prior art, the utility model provides a kind of city rail traffic signal system KIPV plates and surveys Trial work fills, and is tested convenient for the performance to KIPV plates, so as to the energy wave that motor-car is avoided repeatedly to be brought when realizing fault recurrence The problem of taking and can not finding KIPV plate hydraulic performance declines in advance.

To solve the above problems, the utility model provides a kind of city rail traffic signal system KIPV board test frocks, Including：

Serial port connecting wire, the serial port connecting wire include preceding plug and rear plug, and the preceding plug cord connects the rear plug After go back line and be connected to serial interface plug, the preceding plug is connected with socket before KIPV plates, it is described after plug be connected with socket after KIPV plates；

Controller, the controller are equipped with operation module, control circuit and processor, the operation module, control electricity It is electrically connected between road and the processor, the control circuit includes the test circuit that analog detection is carried out to KIPV plates, described The controller is connected by serial interface plug after serial port connecting wire connection KIPV plates, the controller is equipped with supply power supply.

Preferably, the test circuit includes photoelectrical coupler, the photoelectrical coupler power input connects KIPV Socket before plate, power output end connect the first phase inverter by being sequentially connected in series first resistor, second resistance and the first LED display lamps Input terminal, first inverter output connect the processor；First inverter input is also connected with the second reverse phase Device output terminal, second inverter input connect the photoelectrical coupler C poles, and the photoelectrical coupler C poles pass through the 3rd Resistance is connected with 5V power supplys, and the 5V power supplys are connected with the 2nd LED display lamps, the 2nd LED display lamps by the 4th resistance The other end connects socket after the processor and KIPV plates, and the photoelectrical coupler E poles are connected to the first resistor and second Ground connection after between resistance.

Preferably, being additionally provided with display module on the controller, the display module includes display and LED is shown Lamp.

Preferably, the display uses LCD1604 liquid crystal displays, display content includes operating mode, test time Number, level duration and KIPV board channel parameters；The LED display lamps two are one group, and every KIPV passage is equipped at least One group of LED display lamp.

Preferably, the serial port connecting wire turns European 96 needle serial port connecting line for 9 pins, the serial interface plug uses 9 pins Serial interface plug, the preceding plug and the rear plug use European 96 needle serial port plug.

Preferably, the operation module include 4 × 4 matrix form operation keyboards, including digital input key, " setting " key, " confirmation " key, " beginning " key and " operating mode " key.

Preferably, the control circuit further includes processor reset circuit, the reset circuit connects the processor And equipped with reset button.

Preferably, the processor uses STC89C52 single chip.

Preferably, the supply power supply is adjustable D. C regulated.

Using above-mentioned preferred embodiment, compared with prior art, the utility model has the following advantages：1st, the utility model carries KIPV plates in subsystem when punching mark occurs in track train or owes mark phenomenon, need to only be taken out, then passed through by the test fixture gone out Serial port connecting wire, which is connected to this test fixture, can quickly detect the performance of KIPV plates, avoid money caused by the test of repetition motor-car Source wastes problem, improves economic benefit；2nd, KIPV plates regular maintenance test in, using the utility model proposes test Frock can conveniently and efficiently be tested for the property KIPV plates, since performance and the operating voltage of KIPV plates have much relations, lead to The operating voltage that can detect that KIPV plates are adapted to the adjustment for supplying supply voltage is crossed, not only increases the work of KIPV plates Quality, moreover it is possible to reduce the failure rate of KIPV plates in advance；3rd, be provided on controller matrix keyboard, reset button, LED display lamps and Liquid crystal display, operation controlling when testing KIPV plates is more preferable, facilitates the test environment simulated under various states, surveys Examination process is simple and test result is directly perceived, easy to utilize.

Description of the drawings

Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.

Fig. 1：Test fixture structure diagram；

Fig. 2：Test fixture circuit connection diagram；

Wherein：1st, power supply is supplied, 2, controller, 21, display, 22, keyboard, 23, reset button, 24, display lamp, 25, Processor, 3, KIPV plates, 31, preceding plug, 32, rear plug, 4, test circuit.

Specific embodiment

The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent Embodiment is selected to be only used for describing and explaining the present invention, is not used to limit the utility model.

A kind of city rail traffic signal system KIPV board test frocks as depicted, including KIPV plates, the KIPV Two autonomous channels are equipped in plate, passage socket preceding with KIPV plates and rear socket be connecteds, the preceding socket and it is described after Socket is connected with controller 2 by serial port connecting wire, and the controller 2 is equipped with supply power supply 1.

It is additionally provided with display module, operation module, control circuit and processor 25 on the controller 2, the display module, Operation module, control circuit are electrically connected with the processor 25；The display module includes display 21 and LED display lamps 24, the display 21 uses LCD1604 liquid crystal displays, when display content continues including operating mode, testing time, level Between and KIPV board channel parameters；The LED display lamps 24 two are one group, and every KIPV passage is equipped with described at least one set Whether LED display lamps 24 are normal with display channel；The processor 25 uses STC89C52 single chip, is preset in microcontroller Control the program of level output；The operation module includes the operation keyboard 22 being arranged on the controller, the operated key Disk 22 is 4 × 4 matrix keyboards, including 0-9 digital input keys, " setting " key, " confirmation " key, " beginning " key and M1, M2, M3 Three " operating mode " keys.

The control circuit includes 25 reset circuit of KIPV board tests circuit and processor；The test circuit 4 includes light Electric coupler OC1, the photoelectrical coupler OC1 power inputs connect socket before KIPV plates 3, and power output end by going here and there successively Join first resistor R1, second resistance R2 and the first LED display lamps D1 connection the first phase inverter U1 input terminals, first phase inverter U1 output terminals connect the processor 25；The first phase inverter U1 input terminals are also associated with the second phase inverter U2 output terminals, institute It states the second phase inverter U2 input terminals and connects the photoelectrical coupler C poles, the photoelectrical coupler C poles are connected by 3rd resistor R3 There are 5V power supplys, the 5V power supplys are connected with the 2nd LED display lamp D2 by the 4th resistance R4, and the 2nd LED display lamps D2 is another One end connects socket after the processor 25 and KIPV plates 3, and the photoelectrical coupler E poles are connected to the first resistor R1 and the Ground connection after between two resistance R2；The reset circuit connects the processor 25 and equipped with reset button 23, the reset button 23 are arranged on controller 2.

The serial port connecting wire includes before 9 needle serial ports plug 32 after plug 31 and European 96 pin, plug before 9 needle serial port The controller 2 is connected by connecting line after plug 32 after 31 connection European 96 pins；The supply power supply 1 is adjustable DC Regulated power supply.

5V power supplys are accessed in 3 input terminal of KIPV plates, and are controlled using processor 25, are become in output terminal acquisition level Change, compared to judge the performance of the KIPV plates 3 with input terminal level change number；Processor 25 uses STC89C52 herein Microcontroller, wherein microcontroller PO mouthfuls are used to carry out parallel communications, and pull-up resistance, monolithic with LCD1604 liquid crystal displays For P1 mouthfuls of machine for 4 × 4 matrix keyboard, 22 state acquisition, microcontroller P2 mouthfuls of P2.1, P2.3 are used for the 3 input terminal level control of KIPV plates System, microcontroller P2 mouthfuls of P2.5, P2.6, P2.7 connect RS, RW, E foot of liquid crystal display respectively, using external interrupt INT0, The output terminal level change of INT1 acquisition KIPV plates 3, crystal oscillator, without source crystal oscillator, configure electrification reset circuit and reset using 12MHZ Button 23；For the simplicity of instrument, output terminal uses 5V power supplys, is carried again through photoelectrical coupler after being divided by KIPV intralamellar parts circuit Rise to 5V, and by the use of 74LS04 as the second tunnel inverter controlling LED state lamp.Control circuit includes LED light control, KIPV plates 3 input terminal Automatic level controls, the acquisition of 3 output terminal level of KIPV plates；Under normality, P2 mouthfuls of P2.1, P2.3 export low level, the 2nd LED Display lamp is lighted, the first LED display lamps extinguish, INT0 and INT1 feet be high level, no interruption；During test, only need to control P2.1, The test to 3 component of KIPV plates can be realized in P2.3 output levels.

By taking passage 1 as an example, the process of 1 crosspoint information of analog acquisition is as follows：

P2.1 becomes high level 1 time from low level, and the control high level of processor 25 is held time and change frequency, and second LED display lamps D2 extinguishes, and the first phase inverter U1 output terminals become low level, and photoelectrical coupler OC1 input, output ends turn on, 5V voltages are sent after first resistor R1, second resistance R2 partial pressure are 2.5V to the input terminal of photoelectrical coupler OC1, photoelectrical coupler OC1 is turned on, and the second phase inverter U2 input terminals become low level, output terminal becomes high level, and the first LED display lamps D1 is lighted, the One phase inverter U1 input terminals are high level, output terminal is low level, and INT0 becomes low level, and trailing edge is triggered outside STC89C52 It interrupts 0, STC89C52 to count 1 time, expression correctly collects crosspoint information, and test passes through；If P2.1 is become from low level High level, and INT0 does not collect level change, then it is assumed that 3 failure of KIPV plates does not collect crosspoint information correctly, and test is not Pass through.2 principle of passage is similar；For the accuracy of test result, holding time for high and low level can pass through with change frequency 4 × 4 matrix keyboards 22 are flexibly set, and the result of the parameter after setting and test is intuitively shown on liquid crystal display Come.

The advantages of the utility model：

1st, the utility model proposes test fixture, when track train occur punching mark or owe mark phenomenon when, only need to be by subsystem KIPV plates in system take out, then are connected to this test fixture by serial port connecting wire and can quickly detect the performance of KIPV plates, keep away Exempt from problem of resource waste caused by repeating motor-car test, improve economic benefit；

2nd, KIPV plates regular maintenance test in, using the utility model proposes test fixture, can be conveniently and efficiently KIPV plates are tested for the property, since performance and the operating voltage of KIPV plates there are much relations, by supplying supply voltage Adjustment can detect the operating voltage that KIPV plates are adapted, not only increase the work quality of KIPV plates, moreover it is possible to drop in advance The failure rate of low KIPV plates；

3rd, matrix keyboard, reset button, LED display lamps and liquid crystal display are provided on controller, KIPV plates are carried out Operation controlling during test is more preferable, facilitates the test environment simulated under various states, and test process is simple and test result Intuitively, it is easy to utilize.

The above descriptions are merely preferred embodiments of the present invention, and not the utility model is made in any form Limitation, it is therefore every without departing from the content of the technical scheme of the utility model, according to the technical essence of the utility model to implementing above Example any modification, equivalent variations and the modification made, in the range of still falling within technical solutions of the utility model.

Claims (9)

1. a kind of city rail traffic signal system KIPV board test frocks, which is characterized in that including：

Serial port connecting wire, the serial port connecting wire include preceding plug and rear plug, and the preceding plug cord is gone back after connecing the rear plug Line is connected to serial interface plug, and the preceding plug is connected with socket before KIPV plates, and the rear plug is connected with socket after KIPV plates；

Controller, the controller be equipped with operation module, control circuit and processor, the operation module, control circuit and It is electrically connected between the processor, the control circuit includes the test circuit that analog detection is carried out to KIPV plates, the serial ports The controller is connected by serial interface plug after connecting line connection KIPV plates, the controller is equipped with supply power supply.

A kind of 2. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute Stating test circuit includes photoelectrical coupler, and the photoelectrical coupler power input connects socket before KIPV plates, power output end The first inverter input, first reverse phase are connected by being sequentially connected in series first resistor, second resistance and the first LED display lamps Device output terminal connects the processor；First inverter input is also connected with the second inverter output, and described second is anti- Phase device input terminal connects the photoelectrical coupler C poles, and the photoelectrical coupler C poles are connected with 5V power supplys, institute by 3rd resistor It states 5V power supplys and the 2nd LED display lamps is connected with by the 4th resistance, the 2nd LED display lamps other end connects the processor And socket after KIPV plates, ground connection after the photoelectrical coupler E poles are connected between the first resistor and second resistance.

A kind of 3. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute It states and display module is additionally provided on controller, the display module includes display and LED display lamps.

A kind of 4. city rail traffic signal system KIPV board test frocks according to claim 3, which is characterized in that institute Display is stated using LCD1604 liquid crystal displays, display content include operating mode, testing time, level duration and KIPV board channel parameters；The LED display lamps two are one group, and every KIPV passage is equipped at least one set LED display lamps.

A kind of 5. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute It states serial port connecting wire and turns European 96 needle serial port connecting line for 9 pins, the serial interface plug uses 9 needle serial port plugs, the preceding plug And the rear plug uses European 96 needle serial port plug.

A kind of 6. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute State operation module include 4 × 4 matrix form operation keyboards, including digital input key, " setting " key, " confirmation " key, " beginning " key and " operating mode " key.

A kind of 7. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute It states control circuit and further includes processor reset circuit, the reset circuit connects the processor and equipped with reset button.

A kind of 8. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute Processor is stated using STC89C52 single chip.

A kind of 9. city rail traffic signal system KIPV board test frocks according to claim 1, which is characterized in that institute It is adjustable D. C regulated to state supply power supply.