CN210442491U - Power supply box testing device capable of testing various interlocking and train control systems - Google Patents

Abstract

The utility model provides a can test multiple interlocking and train control system's power pack testing arrangement has solved the power pack among the above-mentioned railway signal system and has connected and dismantle the problem that the process is loaded down with trivial details, the operation is complicated at the testing process manual work. The technical scheme is as follows: the detection circuit is arranged in the rectangular detection box body, a first resistor, a second resistor and an indicator lamp are connected in parallel in the detection circuit, a detection circuit loop is connected in series with a test hole for plugging a universal meter, an external power socket, a push-button switch, a fuse and the power box connector, the power box connector is arranged on the upper end face of the detection box body and is provided with a plurality of groups of plugging holes which are arranged side by side; the test hole, the indicator light, the button switch and the fuse are arranged on a front panel of the detection box body, and the external power socket is arranged on one side of the detection box body. The power box testing device is simple in structure and convenient to operate, independent testing of the power box is achieved, the repeated integrated loading and unloading process is omitted, labor cost is saved, and efficiency is improved.

Description

Power supply box testing device capable of testing various interlocking and train control systems

Technical Field

The utility model relates to an electrical apparatus testing arrangement, especially a testable multiple interlocking and train control system's power pack testing arrangement, 24V/20A power pack and 24V/40A power pack that use among its mainly used test railway signal system LKD2-YK type train control center system, TYJL-III type computer interlocking system and TYJL-ADX computer interlocking system.

Background

At present, 24V/20A power supply boxes and 24V/40A power supply boxes are configured in a signal cabinet in TYJL-III and TYJL-ADX computer interlocking systems, LKD2-YK train control center systems and the like applied to railway signal systems, the power supply boxes cannot be tested after being produced at the present stage, the power supply boxes need to be manually integrated on the signal machine system cabinet for uniform testing, if the problems that wiring errors occur in the power supply boxes used in the testing process, the integrated power supply boxes need to be disassembled for re-welding, and then the re-welded power supply boxes need to be integrated in the cabinet for testing again, the process is complicated, the labor intensity of testers is increased, and the defects are obvious. At present, no special examination apparatus exists.

Disclosure of Invention

The utility model aims at providing a can test multiple interlocking and train control system's power pack testing arrangement, solved the power pack among the above-mentioned railway signal system and connected and dismantle the problem that the process is loaded down with trivial details, the operation is complicated at the testing process by man. The power box is simple in structure and convenient to operate, and can be independently tested.

The utility model adopts the technical proposal that: this power pack testing arrangement of testable multiple interlock and train control system includes: detection circuitry with power box connector, the technical essential is: the detection circuit is arranged in the rectangular detection box body, a first resistor, a second resistor and an indicator lamp are connected in parallel in the detection circuit, a detection circuit loop is connected in series with a test hole for plugging a universal meter, an external power socket, a push-button switch, a fuse and the power box connector, the power box connector is arranged on the upper end face of the detection box body and is provided with a plurality of groups of plugging holes which are arranged side by side; the testing hole, the indicating lamp, the button switch and the fuse are arranged on a front panel of the detection box body, and the external power socket is arranged on the side end face of the detection box body.

The plug hole of the power box connector comprises an upper double-layer plug hole and a lower double-layer plug hole which are electrically connected through two parallel transverse slideways, a strip-shaped upper conducting strip and a strip-shaped lower conducting strip which are mutually locked in a sliding mode are arranged in each transverse slideway, the upper portion of each upper conducting strip is provided with the upper plug hole, the lower conducting strip is provided with the lower plug hole in an embedded mode, and the lower conducting strips of the two parallel transverse slideways are connected into a detection circuit loop.

The utility model has the advantages and beneficial effects that: because it sets up power box connector, test hole, pilot lamp, button switch and fuse in detection circuitry to set up each device at each terminal surface through detecting the box body, make things convenient for detection personnel to operate and control, it adopts and can carry out the distribution and the precision of the voltmeter of the power box of being surveyed and transfer under no-load test condition and survey, presses button switch, lights the pilot lamp, can carry out the distribution test and the transfer of the power box ampere meter of being surveyed through the voltage that the power provided and the parallelly connected resistance in this testing arrangement. The independent test of the power box can be realized, the repeated integrated loading and unloading process is omitted, the labor cost is saved, and the efficiency is improved.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic view showing the upper plugging hole of the present invention in a pulled-open state;

fig. 5 is a schematic diagram of the detection circuit of the present invention;

fig. 6 is a schematic diagram of a practical state of the present invention.

The sequence numbers in the figures illustrate: the device comprises a power box connector 1, a jack hole 2, an upper jack hole 2-1, a lower jack hole 2-2, a detection box body 3, an external power socket 4, a test hole 5, an indicator lamp 6, a push-button switch 7, a fuse 8, an upper conducting strip 9, a lower conducting strip 10, an upper slideway frame 11 and a slideway seat 12.

Detailed Description

According to fig. 1 ~ 6 detailed description the utility model discloses a concrete structure, the embodiment is shown in fig. 1, a can test multiple interlock and train control system's power supply box testing arrangement for all dispose the detection of 24V/20A power supply box and 24V/40A power supply box in signal rack in TYJL-III type and TYJL-ADX computer interlocking system, LKD2-YK type train control center system etc. among the railway signal system, its outside is the detection box body 3 of rectangle, interior detection circuitry that takes. As shown in fig. 5, a first resistor, a second resistor and an indicator light are connected in parallel in the detection circuit, and a detection circuit loop is connected in series with a test hole 5 for plugging a multimeter, an external power socket 4, a push-button switch 7, a fuse 8 and a power box connector 1. As shown in fig. 1 and 2, the power supply box connector 1 is arranged on the upper end face of the detection box body 3 and is provided with a plurality of groups of plug holes 2 which are arranged side by side; the test hole 5, the indicator light 6, the button switch 7 and the fuse 8 are arranged on the front panel of the detection box body, and the external power socket 4 is arranged on one side end face of the detection box body.

And (3) detection process: as shown in fig. 6, according to the test requirement of the tested power box, a corresponding power supply is provided, the utility model is respectively connected to the power supply and the power box to be tested, the control switch of the front panel of the power box is opened, the testing device is connected with the universal meter, the voltmeter of the tested power box is tested in the no-load state, if the reading of the voltmeter is inconsistent with the display of the universal meter, the potentiometer in the tested power box is adjusted, the reading of the voltmeter is adjusted to the display degree of the universal meter, and the debugging of the voltmeter is completed; according to the utility model discloses a button switch lights the pilot lamp, and the power pack test truns into load dress state by idle state this moment, is being surveyed the inside electric current that produces of power pack, shows the reading and counts for the current of answering like front panel ammeter, then accomplishes the test, if appears the pointer and counter-beats the condition at testing process voltmeter and ammeter and then should deal with the distribution of the power pack that awaits measuring and modify.

As a further improvement, as shown in fig. 3 and 4, the insertion holes of the power box connector include an upper layer insertion hole 2-1 and a lower layer insertion hole 2-2, the power box connector is electrically connected to the upper and lower double-layer insertion holes through two parallel transverse slideways, and the transverse slideways are provided with strip-shaped upper layer conductive sheets 10 and strip-shaped lower layer conductive sheets 11 which are mutually slidably buckled. The transverse slideway comprises a slideway upper frame 12 and a slideway seat 13, the slideway upper frame is provided with an upper conducting strip, a lower conducting strip is arranged in the slideway seat, the slideway seat is embedded in the end face of the detection box body, the lower end of the upper conducting strip is arranged in a limiting chute of the slideway seat in a sliding manner and is in sliding contact with the lower conducting strip, the upper part of the upper conducting strip 10 is provided with an upper inserting hole 2-1, the lower conducting strip 11 is arranged in a lower inserting hole 2-2 in an embedded manner, and the lower conducting strips of two parallel transverse slideways are connected into a detection circuit loop. When a plurality of detected power supply boxes need to be detected, the upper-layer plugging hole can be pulled open through the slide way, the upper-layer plugging hole and the lower-layer plugging hole can be simultaneously detected, and the retracting state reduces the occupied space.

In conclusion, the purpose of the utility model is realized.

Claims (2)

1. A power supply box testing device capable of testing various interlocking and train control systems comprises: detection circuit with power pack connector, characterized by: the detection circuit is arranged in the rectangular detection box body, a first resistor, a second resistor and an indicator lamp are connected in parallel in the detection circuit, a detection circuit loop is connected in series with a test hole for plugging a universal meter, an external power socket, a push-button switch, a fuse and the power box connector, the power box connector is arranged on the upper end face of the detection box body and is provided with a plurality of groups of plugging holes which are arranged side by side; the testing hole, the indicating lamp, the button switch and the fuse are arranged on a front panel of the detection box body, and the external power socket is arranged on the side end face of the detection box body.

2. The power supply box testing device capable of testing various interlock and train control systems according to claim 1, wherein: the plug hole of the power box connector comprises an upper double-layer plug hole and a lower double-layer plug hole which are electrically connected through two parallel transverse slideways, a strip-shaped upper conducting strip and a strip-shaped lower conducting strip which are mutually locked in a sliding mode are arranged in each transverse slideway, the upper portion of each upper conducting strip is provided with the upper plug hole, the lower conducting strip is provided with the lower plug hole in an embedded mode, and the lower conducting strips of the two parallel transverse slideways are connected into a detection circuit loop.

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