CN218956741U

CN218956741U - Fan contactor unit testing device

Info

Publication number: CN218956741U
Application number: CN202120064079.XU
Authority: CN
Inventors: 甘波; 陈晓鸣; 周伟权; 陈晓明; 戚德建; 刘以声; 何颂华; 张桂平; 张俊华; 张凯; 朱敏劼; 吴悦钦
Original assignee: Shentong Bombardier Shanghai Rail Transit Vehicle Maintenance Co ltd
Current assignee: Shentong Bombardier Shanghai Rail Transit Vehicle Maintenance Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2023-05-02
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a fan contactor unit testing device, in particular to the field of contactor unit testing devices, which comprises a testing box body, wherein an emergency stop button, a 110V switch power supply indicator lamp, a 24V switch power supply indicator lamp, a mode switch, a channel selection switch and an LED indicator lamp are fixedly arranged on the inner side of the testing box body, and a 110V direct current switch power supply, a 24V direct current switch power supply, an X26 connector and an X25 connector are fixedly arranged in the testing box body. According to the utility model, through the structural design of the scram button, the 110V direct current switch power supply, the 24V direct current switch power supply, the 110V switch power supply indicator lamp, the 24V switch power supply indicator lamp, the mode switch, the channel selection switch, the X26 connector, the X25 connector and the LED indicator lamp, the device can perform functional test on a fan contactor unit of the MCX project of Pongbardi company, verify whether the function and wiring of the contactor unit are correct, and display whether the working state of the contactor unit is normal through the LED lamp.

Description

Fan contactor unit testing device

Technical Field

The utility model relates to the technical field of contactor unit testing devices, in particular to a fan contactor unit testing device.

Background

In train frame overhaul, the contactor of the fan contactor unit needs to be replaced, the wiring needs to be checked and checked after replacement is completed, the wiring is correct after the contactor is replaced, the conventional checking mode is to use a universal meter or a point-to-point instrument in a manual mode, the fan contactor unit is subjected to point-to-point measurement according to a circuit diagram, whether the wiring of each section of wire is correct is confirmed, the mode is low in efficiency and easy to make mistakes, functional test cannot be performed on the contactor unit, and the confirming and verifying process is very complicated.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a fan contactor unit testing apparatus, which is configured to solve the problems set forth in the background art by providing a scram button, a 110V dc switching power supply, a 24V dc switching power supply, a 110V switching power supply indicator, a 24V switching power supply indicator, a mode switch, a channel selection switch, an X26 connector, an X25 connector, and an LED indicator, and by using the 110V dc switching power supply and the 24V dc switching power supply, which can provide different voltages, the mode switch and the channel selection switch, the X26 connector, the X25 connector, and the test source LED lamp and the feedback LED lamp of different colors.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fan contactor unit testing arrangement, includes the test box body, the inboard fixed mounting of test box body has scram button, 110V switching power indicator, 24V switching power indicator, mode switch, passageway selection switch and LED pilot lamp, the inside fixed mounting of test box body has 110V direct current switching power, 24V direct current switching power, X26 connector and X25 connector, one side fixed mounting of test box body has the connection end, the one end contact connection of connection end has 220V input power, the input of connection end with 220V input power's output electric connection, scram button's output with 110V direct current switching power and 24V direct current switching power's input electric connection, 110V direct current switching power's output with 110V switching power indicator's input electric connection, 24V direct current switching power's output with 24V switching power indicator's input electric connection, 110V direct current switching power's output with 24V switching power's switch mode switch 26 electric connection with the input of LED input, the output of the passageway selection switch is with the input of LED pilot lamp electric connection.

Preferably, the LED indicator comprises a test source LED lamp and a feedback LED lamp, the output end of the test source LED lamp is electrically connected with the input end of the X25 connector, the feedback LED lamp comprises a first feedback LED lamp and a second feedback LED lamp, the input end of the first feedback LED lamp is electrically connected with the output end of the X26 connector, and the input end of the second feedback LED lamp is electrically connected with the output end of the X25 connector.

Preferably, the number of the feedback LED lamps is a plurality of, and the feedback LED lamps are distributed on the outer sides of the LED indicator lamps in a straight shape.

Preferably, the number of the test source LED lamps is three, the colors of the three test source LED lamps are different, and the input end of the test source LED lamp is electrically connected with the output end of the channel selection switch.

Preferably, the mode switch comprises a spring structure and a plurality of buttons, and the top end of the spring structure is fixedly connected with the inner side of the buttons.

Preferably, a rotary switch is fixedly arranged on the inner side of the channel selection switch, and the number of the rotary switches is three.

The utility model has the technical effects and advantages that:

according to the utility model, through the structural designs of the scram button, the 110V direct current switch power supply, the 24V direct current switch power supply, the 110V switch power supply indicating lamp, the 24V switch power supply indicating lamp, the mode switch, the channel selection switch, the X26 connector, the X25 connector and the LED indicating lamp, the mode switch and the channel selection switch of different modes and channels can be converted by using the 110V direct current switch power supply and the 24V direct current switch power supply which can provide different voltages, the X26 connector and the X25 connector as well as the test source LED lamp and the feedback LED lamp of different colors, the device can perform functional test on the fan contactor unit of the MCX project of Pongbardi company, the function and the wiring of the contactor unit are verified to be correct, and whether the working state of the contactor unit is normal or not is displayed through the LED lamp, so that the operation process of the device is simplified, and the use safety and the working efficiency of the device are improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is an internal circuit diagram of the present utility model.

The reference numerals are:

1. 220V input power; 2. an emergency stop button; 3. 110V DC switch power supply; 4. 24V DC switch power supply; 5. 110V switch power indicator lamp; 6. 24V switch power supply indicator lamp; 7. a mode switch; 8. a channel selection switch; 9. an X26 connector; 10. an X25 connector; 11. LED indicator lights; 12. a test cartridge body; 101. and connecting the ends.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The fan contactor unit testing device shown in the attached drawings 1-2 comprises a testing box body 12, wherein an emergency stop button 2, a 110V switch power supply indicator lamp 5, a 24V switch power supply indicator lamp 6, a mode switch 7, a channel selection switch 8 and an LED indicator lamp 11 are fixedly arranged on the inner side of the testing box body 12, a 110V direct current switch power supply 3, a 24V direct current switch power supply 4, an X26 connector 9 and an X25 connector 10 are fixedly arranged in the testing box body 12, a connecting end 101 is fixedly arranged on one side of the testing box body 12, one end of the connecting end 101 is in contact connection with a 220V input power supply 1, the input end of the connecting end 101 is electrically connected with the output end of the 220V input power supply 1, the output end of the emergency stop button 2 is electrically connected with the input end of the 110V direct current switch power supply 3 and the input end of the 24V direct current switch power supply 4, the output end of the 110V direct current switch power supply 3 is electrically connected with the input end of the 110V switch power supply indicator lamp 5, the 24V switch power supply 4 is electrically connected with the output end of the channel selection switch 7, the output end of the channel selection switch 7 is electrically connected with the input end of the channel selection switch 8, and the input end of the channel selection switch 7 is electrically connected with the input end of the LED indicator lamp 11.

1-2, the LED indicator lamp 11 comprises a test source LED lamp and a feedback LED lamp, wherein the output end of the test source LED lamp is electrically connected with the input end of the X25 connector 10, the feedback LED lamp comprises a first feedback LED lamp and a second feedback LED lamp, the input end of the first feedback LED lamp is electrically connected with the output end of the X26 connector 9, and the input end of the second feedback LED lamp is electrically connected with the output end of the X25 connector 10;

specifically, the arrangement of the test source LED lamp and the feedback LED lamp enables the device to feed back whether the contact state and the phase sequence wiring of the relay of the tested unit are correct or not in real time, and the operation process of the device is simplified.

1-2, the number of the feedback LED lamps is a plurality of, and the feedback LED lamps are distributed on the outer side of the LED indicator lamp 11 in a straight shape;

specifically, the quantity of the feedback LED lamps is set, so that the lighting feedback on the LED indicator lamp 11 can directly correspond to the contact state of the unit relay to be tested and the correctness of phase sequence wiring, an operator can judge through the feedback LED lamps, and the working efficiency of the operator is improved.

As shown in fig. 2, the number of the test source LED lamps is three, the colors of the three test source LED lamps are different, and the input end of the test source LED lamp is electrically connected with the output end of the channel selection switch 8;

specifically, the setting of the test source LED lamp enables operators to judge the current tested channel directly through colors, and the possibility of error judgment of the operators is reduced.

The mode switch 7 comprises a spring structure and a plurality of buttons, and the top end of the spring structure is fixedly connected with the inner side of the buttons;

specifically, the spring structure and the button are arranged, so that when the button on the mode switch 7 is pressed to switch, the spring structure automatically bounces the button pressed before, and only one switch on the mode switch 7 is ensured to be turned on.

As shown in fig. 1, the inner side of the channel selection switch 8 is fixedly provided with rotary switches, and the number of the rotary switches is three;

specifically, the rotary switch is arranged to enable the channel of the device to be converted through the rotary channel selection switch 8, so that the operation process of the device is simplified.

The working principle of the utility model is as follows:

the technical scheme adopted for solving the technical problems is as follows: the 110V direct current switch power supply 3 and the control circuit are integrated into the control box, 110V direct current output is provided for a designated output pin through the selection mode switch 7, and meanwhile, the feedback signal of the tested unit is displayed through the internal circuit, so that the working state of the tested unit can be judged.

The 220V input power supply 1 is connected into a test box through an external cable, the switching power supply in the test box converts alternating current into 110V direct current switching power supply 3 and 24V direct current switching power supply 4 respectively, the working states of the two power supplies are displayed through a 110V switching power supply indicator lamp 5 and a 24V switching power supply indicator lamp 6, the switching power supply 7 and the 110V direct current switching power supply 3 supply 110V direct current to relay coils of a tested unit in different modes, the relay of the tested unit is driven to be attracted, meanwhile, the switching power supply 8 is selected through a rotary channel, 24V direct current is supplied to relay contacts of the tested unit, if the relay of the tested unit is attracted, the 24V direct current switching power supply 4 firstly drives a test source LED lamp in an LED indicator lamp 11 in the test box, then returns to the test box after passing through the relay contacts of the tested unit, the feedback LED lamp in the LED indicator lamp 11 is driven to emit light, and the two LEDs are designed to be same in color; other channels are the same, other contacts of the relay of the tested unit are tested, two other different color test source LED lamps and feedback LED lamps are respectively designed, each channel corresponds to one LED lamp with different colors, so that the state of the contacts of the relay of the tested unit and whether phase sequence wiring is correct or not can be tested respectively through selecting different channel selection switches 8, the test power supply can be rapidly turned off through the emergency stop button 2 under the emergency condition of the test box, the safety of operators is protected, the test box is directly connected with the tested unit through the X26 connector 9 and the X25 connector 10, and the test is very convenient and efficient.

The utility model relates to a fan contactor unit testing device, which is characterized in that the function detection of a fan contactor unit is realized by manually controlling the power supply of a contactor and displaying the feedback state of the contactor through an LED lamp.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a fan contactor unit testing arrangement, includes test box body (12), its characterized in that, test box body (12) inboard fixed mounting has scram button (2), 110V switching power indicator lamp (5), 24V switching power indicator lamp (6), mode switch (7), passageway selection switch (8) and LED pilot lamp (11), test box body (12) inside fixed mounting has 110V direct current switching power supply (3), 24V direct current switching power supply (4), X26 connector (9) and X25 connector (10), one side fixed mounting of test box body (12) has connection end (101), the one end contact of connection end (101) is connected with 220V input power supply (1), the input of connection end (101) with the output of 220V input power supply (1), the output of scram button (2) with the input of 110V direct current switching power supply (3) and 24V direct current switching power supply (4) is electric connection, 110V switching power supply (6) output of 110V switching power supply (3) and the output end of 24V switching power supply (4) is electric connection, the output end of the mode switch (7) is electrically connected with the input end of the X26 connector (9), the output end of the X26 connector (9) is electrically connected with the input end of the LED indicator lamp (11), the output end of the 24V direct current switch power supply (4) is electrically connected with the input end of the channel selection switch (8), and the output end of the channel selection switch (8) is electrically connected with the input end of the LED indicator lamp (11).

2. The fan contactor unit testing device according to claim 1, wherein the LED indicator light (11) comprises a test source LED light and a feedback LED light, the output end of the test source LED light is electrically connected with the input end of the X25 connector (10), the feedback LED light comprises a first feedback LED light and a second feedback LED light, the input end of the first feedback LED light is electrically connected with the output end of the X26 connector (9), and the input end of the second feedback LED light is electrically connected with the output end of the X25 connector (10).

3. The fan contactor unit testing apparatus according to claim 2, wherein the number of the feedback LED lamps is a plurality, and the feedback LED lamps are linearly distributed on the outer side of the LED indicator lamp (11).

4. The fan contactor unit test apparatus according to claim 2, wherein the number of the test source LED lamps is three, the colors of the three test source LED lamps are different, and the input end of the test source LED lamp is electrically connected with the output end of the channel selection switch (8).

5. Fan contactor unit testing device according to claim 1, characterized in that the mode switch (7) comprises a spring structure and a number of buttons, the top end of the spring structure being fixedly connected to the inner side of the buttons.

6. Fan contactor unit testing device according to claim 1, characterized in that the inside of the channel selection switch (8) is fixedly mounted with rotary switches, the number of which is three.