CN221100990U - Socket indicator lamp detection device - Google Patents

Abstract

The utility model discloses a socket indicator lamp detection device, which comprises a shell, an input panel and a power supply, and is characterized in that: the input panel is provided with a power supply inserting port, a starting key and a reset key, a control circuit is arranged in the shell, the control circuit comprises a driving circuit and an executing circuit, the driving circuit and the executing circuit are connected through a relay combination, the relay combination comprises a common relay and a two-stage delay relay, the output end of the executing circuit is respectively connected with a public line end, a green lamp end and a red lamp end of a part to be tested, the control end of the driving circuit is connected with the starting key, and the zero clearing end of the driving circuit is connected with the reset key. According to the utility model, through the mutual matching of the relay components, the detection of the lighting condition of the three-color lamp beads is completed by one key, the operation is convenient, the detection efficiency is improved, the interference of human factors is reduced, and the detection accuracy is ensured.

Description

Socket indicator lamp detection device

Technical Field

The present disclosure relates to circuit detection, and particularly to a socket indicator light detection device.

Background

The three-color lamp is usually used for alarming whether the equipment is in normal operation, green is normal, red is abnormal, yellow is mixed color, and the display is yellow and can be represented as standby. The lamp panel is simple in structure, three paths are usually led out, one path is a public line and is connected with a power supply, the other two paths are respectively a red light connecting line and a green light connecting line and are connected with a rear-end switch circuit, and the on state of the lamp is controlled by the running condition of the switch circuit.

When the three-color lamp leaves a factory to detect, the lamplight display condition in different states needs to be simulated. The current method for detecting the lamp light of the lamp panel is that a direct-current power supply is adopted to supply power to the wiring terminal of the lamp panel manually so as to detect the lighting condition of the lamp panel. Although the operation is simple, the operation has several defects: 1. the problem of manual detection stability is solved, and the condition of good contact or not obviously exists, so that the detection accuracy is affected, and the wiring terminal is manually powered without using a bipolar electric clamp to contact the lead of the lamp panel; 2. the problem of detection efficiency is that each lamp is manually lightened and detected, each lead wire needs to be separately and integrally connected, the lead wires need to be clamped and detected for three times, the labor is repeated, the operation fatigue is easily caused, and the efficiency is reduced or the error rate is improved.

Disclosure of Invention

The utility model aims to provide a socket indicator lamp detection device, which is used for semi-automatizing a detection procedure, reducing manual intervention and improving efficiency and detection precision.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a socket pilot lamp detection device, includes casing, input panel and power, be equipped with power inserted hole, start key and reset key on the input panel, be equipped with control circuit in the casing, including drive circuit and execution circuit in the control circuit, through relay combination connection between the two, the relay combination includes a common relay and two-stage time delay relay, execution circuit's output is connected with public line end, green lamp end and the red lamp end of the part that awaits measuring respectively, drive circuit's control end with the start key is connected, its clear end with reset key connects.

In the technical scheme, the two-stage delay relay comprises a front-stage delay controller and a rear-stage delay controller, and a delay control range of 2S-8S is arranged between the two-stage delay controllers.

In the above technical scheme, the two-stage delay relay comprises a front-stage delay controller and a rear-stage delay controller, wherein a normally open contact of the front-stage delay controller is connected with the red lamp end, a normally open contact of the rear-stage delay controller is connected with the green lamp end, a normally closed contact of the front-stage delay controller is connected in series with a normally open contact of a common relay, and a normally closed contact of the rear-stage delay controller is connected in parallel with a normally open contact of the common relay.

In the above technical scheme, the zero clearing end is a normally closed switch connected in series to the power input line.

In the above technical scheme, the power supply inserting port on the input panel is a three-wire inserting port which is matched with the three-wire plug of the component to be tested.

In the above technical scheme, the input panel is further provided with a power supply display lamp for displaying the power supply electrifying condition.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. According to the utility model, the on-off state of the circuit connected with the lamp panel is automatically switched by matching the two types of relays in the relay assembly, and a detector can judge the performance of the lamp panel circuit only according to the lighting and color sequence of the lamp on the lamp panel, so that compared with the traditional manual detection, the operation is more convenient, the efficiency is improved, the manual intervention is reduced, and the interference of human factors is avoided;

2. The single and the combination of the lamp bead circuits are detected in batches by utilizing the power-on time delay function of the time delay relay, so that the detection of a plurality of branches is finished by one-time power-on, the operation is convenient, the interval time is controllable, and the observation and the discrimination are convenient;

3. The utility model has simple structure and is easy to popularize and use.

Drawings

FIG. 1 is a schematic view of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of an implementation circuit in accordance with a first embodiment of the present utility model;

fig. 3 is a schematic diagram of a driving circuit according to a first embodiment of the utility model.

Wherein: 1. a housing; 2. an input panel; 3. a power supply; 4. a power supply inlet; 5. a start key; 6. a reset key; 7. a part to be tested; 8. a power supply display lamp; 9. and (5) a lamp bead.

Detailed Description

The utility model is further described below with reference to the accompanying drawings and examples:

Embodiment one: referring to fig. 1-3, a socket indicator lamp detection device comprises a shell 1, an input panel 2 and a power supply 3, wherein a power supply inserting port 4, a start key 5 and a reset key 6 are arranged on the input panel 2, a control circuit is arranged in the shell 1, the control circuit comprises a driving circuit and an executing circuit, the driving circuit and the executing circuit are connected through a relay combination, the relay combination comprises a common relay KM1 and a two-stage delay relay KT1\kt2, the output end of the executing circuit is respectively connected with a public line end B, a green lamp end G and a red lamp end R of a part 7 to be detected, the control end of the driving circuit is connected with the start key 5, and the zero clearing end of the driving circuit is connected with the reset key 6.

The two-stage delay relay comprises a front-stage delay controller and a rear-stage delay controller, a delay control range of 2S-8S is arranged between the two-stage delay controllers, and 3S and 6S are adopted in the embodiment so that an operator can conveniently distinguish the color switching of the lamp beads.

The two-stage delay relay comprises a front-stage delay controller KT1 and a rear-stage delay controller KT2, wherein a normally open contact of the front-stage delay controller is connected with a red lamp end R, a normally open contact of the rear-stage delay controller is connected with a green lamp end G, a normally closed contact of the front-stage delay controller KT1 is connected in series with a normally open contact of a common relay KM1, and a normally closed contact of the rear-stage delay controller KT2 is connected in parallel with a normally open contact of the common relay KM 1.

The zero clearing end is a normally closed switch SB1 and is connected in series to the power input line. SB1 action: in the test completion or test process, the test can be stopped by pressing SB1, and after the relay combination power is cut off, all contact switches are restored to the initial state, and the test can be restarted.

As shown in fig. 1, the power supply insertion opening 4 on the input panel 2 is a three-wire insertion opening, and is matched with the three-wire plug of the component 7 to be tested. The input panel 2 is also provided with a power supply display lamp 8 for displaying the power supply electrifying condition.

The specific detection process is as follows:

1. connecting a 3Pi n plug on the lamp panel with a 3Pin socket on the equipment;

2. When a start key SB2 is pressed, a common relay KM1 is closed, a normally open contact of the KM1 in an execution circuit is closed, and the power is supplied to the red R and green G indicator lamps simultaneously, and the lamp light is displayed as red-green mixed light, namely yellow lamp light;

3. After 3S, the coil of the common relay KM1 is powered off, the KM1 is self-locking and fails, a normally open contact in an execution circuit is disconnected, and the red and green indicator lamps stop supplying power; meanwhile, the coil of the delay relay KT1 is electrified, a normally-closed contact of the KT1 in the driving circuit is disconnected, a normally-open contact of the KT1 is attracted to supply power for the red indicator lamp, and only the red lamp bead is lighted;

4. After 6S, the coil of the delay relay KT2 is powered on, the normally closed contact of KT2 in the driving circuit is disconnected, the coil of KT1 is powered off, and the normally open contact of KT1 is disconnected, namely the red indicator lamp stops supplying power; meanwhile, the KT2 normally open contact is attracted to supply power for the green indicator lamp, and the lamp light is displayed green.

5. Pressing the SB1 key turns the drive circuit off and the test stops.

In this embodiment, the detection time of one part 7 to be detected is about 10-12 seconds, and an operator only needs to observe whether the display colors and sequences of the lamp beads 9 on the part 7 to be detected are normal, so that the good product quality of the part 7 to be detected can be determined, the efficiency is improved, the detection accuracy and stability are ensured, and the interference of human factors is reduced.

Claims (6)

1. The utility model provides a socket pilot lamp detection device, includes casing, input panel and power, its characterized in that: the input panel is provided with a power supply inserting port, a starting key and a reset key, a control circuit is arranged in the shell, the control circuit comprises a driving circuit and an executing circuit, the driving circuit and the executing circuit are connected through a relay combination, the relay combination comprises a common relay and a two-stage delay relay, the output end of the executing circuit is respectively connected with a public line end, a green lamp end and a red lamp end of a part to be tested, the control end of the driving circuit is connected with the starting key, and the zero clearing end of the driving circuit is connected with the reset key.

2. The socket indicator light detecting device according to claim 1, wherein: the two-stage delay relay comprises a front-stage delay controller and a rear-stage delay controller, and a delay control range of 2S-8S is arranged between the two-stage delay controllers.

3. The socket indicator light detection device according to claim 1 or 2, wherein: the two-stage delay relay comprises a front-stage delay controller and a rear-stage delay controller, wherein a normally open contact of the front-stage delay controller is connected with the red lamp end, a normally open contact of the rear-stage delay controller is connected with the green lamp end, a normally closed contact of the front-stage delay controller is connected in series with a normally open contact of a common relay, and a normally closed contact of the rear-stage delay controller is connected in parallel with a normally open contact of the common relay.

4. The socket indicator light detecting device according to claim 1, wherein: the zero clearing end is a normally closed switch and is connected in series to the power input line.

5. The socket indicator light detecting device according to claim 1, wherein: the power supply inserting opening on the input panel is a three-wire inserting opening which is matched with the three-wire plug of the component to be tested.

6. The socket indicator light detecting device according to claim 1, wherein: and the input panel is also provided with a power supply display lamp for displaying the power supply electrifying condition.