A detection device for an ion generator

Abstract

The utility model discloses an ion generator detection device, including detection box and tool fixture, detection box includes box, PLC controller, input current detector, output voltage detector, voltage insulation detector, display, pilot lamp, detector switching circuit and detection connector, the positive face of box is equipped with display area and indication area, and display, pilot lamp all are connected with PLC controller, and real -time display detects information, and detector switching circuit can disconnect formula connection detection connector and each detector, and PLC control switches and gathers data, and tool fixture is equipped with output connector and the positive and negative input end of parallel connection, positive and negative high -voltage input end, feedback signal end, ground wire end, control line end, is used for one -time access to be measured ion generator all ports, the utility model discloses can complete current, voltage, voltage insulation full item automatic detection to single person, and the order can be adjusted, adapts to multiple models, and the efficiency is improved significantly, and the artificial cost is reduced.

Description

Technical Field

[0001] This utility model relates to the field of product testing, and in particular to a testing device for an ion generator. Background Technology

[0002] Testing ion generator products, especially basic performance testing, requires checking at least the following parameters: input current, input voltage, withstand voltage, and insulation resistance. Currently, there is no single-person operation equipment available for testing basic performance. For each of these performance parameters, individual testing equipment must be purchased separately. This process requires at least two to three workstations, resulting in extremely low efficiency and high labor costs. Summary of the Invention

[0003] In view of the shortcomings of the prior art, this utility model provides a detection device for an ion generator to solve the technical problem that the prior art cannot perform comprehensive detection by a single person.

[0004] This utility model provides a detection device for an ion generator, including: a detection box and a tooling fixture; the detection box includes: a box body, a PLC controller, an input current detector, an output voltage detector, a withstand voltage insulation detector, a display, indicator lights, a detector switching circuit, and a detection connector; the front of the box body is divided into several areas, including: a display area and an indicator area, with the display located in the display area and the indicator lights located in the indicator area. Both the display and the indicator lights are connected to the PLC controller to display and indicate detection process information; the detector switching circuit disconnects the detection connector from the input current detector, the output voltage detector, and the withstand voltage insulation detector; the PLC controller is connected to the input current detector, the output voltage detector, the withstand voltage insulation detector, and the detector switching circuit, respectively, and changes the conduction relationship between the detection connector and the input current detector, the output voltage detector, and the withstand voltage insulation detector by controlling the detector switching circuit, and collects detection data through each detector;

[0005] The fixture includes: an output connector and several input interfaces. The output connector is connected to the detection connector. Several input interfaces are connected in parallel to the output connector. The input interfaces are used to connect to the output ports of the ion generator to be tested. The input interfaces include: a positive input terminal, a negative input terminal, a positive high voltage input terminal, a negative high voltage input terminal, a feedback signal terminal, a grounding wire terminal, and a control wire terminal.

[0006] Furthermore, the detector switching circuit includes: an array switching circuit, each array corresponding to an input interface; the switching circuit includes: five normally open relays; the positive input terminal and the negative input terminal are respectively connected to the positive input terminal of the withstand voltage insulation detector through two normally open contacts of the first normally open relay, and the negative high voltage input terminal is connected to the negative input terminal of the withstand voltage insulation detector through one normally open contact of the first normally open relay; the positive input terminal and the negative input terminal are respectively connected to the negative input terminal of the withstand voltage insulation detector through two normally open contacts of the second normally open relay, and the positive high voltage input terminal is connected to the positive input terminal of the withstand voltage insulation detector through one normally open contact of the second normally open relay; the positive input terminal and the negative input terminal are respectively connected to the positive input terminal of the withstand voltage insulation detector through two normally open contacts of the third normally open relay, and the grounding terminal is connected to the negative input terminal of the withstand voltage insulation detector through one normally open contact of the third normally open relay;

[0007] The positive input terminal is connected to the negative input terminal of the input current detector through one of the normally open contacts of the fourth normally open relay; the external power supply is connected to the positive input terminal of the input current detector; the negative input terminal is connected to the negative input terminal of the input voltage detector and the negative terminal of the external power supply respectively through one of the normally open contacts of the fourth normally open relay; the positive high voltage input terminal and the negative high voltage input terminal are connected to the positive input terminal of the input voltage detector respectively through two normally open contacts of the fifth normally open relay.

[0008] Furthermore, the detection box also includes: a second input voltage detector, a sixth normally open relay, and a controllable switch; the controllable switch is connected in parallel between the positive input terminal and the control line;

[0009] The negative input terminal is connected to the negative input terminal of the input voltage detector, the negative input terminal of the second input voltage detector, and the negative terminal of the external power supply through one normally open contact of the fourth normally open relay; the positive high voltage input terminal and the negative high voltage input terminal are connected to the positive input terminal of the second input voltage detector through two normally open contacts of the sixth normally open relay.

[0010] Furthermore, the input current detector includes a DC ammeter and an AC ammeter.

[0011] Furthermore, the input voltage detector includes a positive high voltage meter and a negative high voltage meter.

[0012] Furthermore, the input voltage detector also includes: a DC voltmeter; the negative input terminal is connected to the negative terminal of the DC voltmeter via a normally open contact of a fourth normally open relay; and the feedback signal terminal is connected to the positive terminal of the DC voltmeter via a normally open contact of a fourth normally open relay.

[0013] Furthermore, the model number of the PLC controller is: FX2N-48MR.

[0014] The beneficial effects of this utility model are:

[0015] This invention integrates an input current detector, an output voltage detector, and a withstand voltage insulation detector within a testing box. A detector switching circuit allows for the connection of the appropriate detectors based on testing requirements. The connection order and method can be adjusted in real time according to the specific model of the product being tested. This enables a single person to perform a one-time test on all indicators of the ion generator, effectively improving testing efficiency and reducing personnel costs. Attached Figure Description

[0016] The features and advantages of this utility model will be more clearly understood by referring to the accompanying drawings. The drawings are schematic and should not be construed as limiting the utility model in any way. In the drawings:

[0017] Figure 1 This is a front view of a specific embodiment of the present utility model;

[0018] Figure 2 This is a top view of the tooling fixture in a specific embodiment of this utility model;

[0019] Figure 3 This is a circuit connection diagram of a specific embodiment of the present invention. Detailed Implementation

[0020] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0021] The present invention will be further illustrated below with reference to specific embodiments. Those skilled in the art should understand that these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. Modifications to the present invention in various equivalent forms all fall within the scope defined by the appended claims.

[0022] like Figure 1As shown, this utility model provides a detection device for an ion generator, including: a detection box 1 and a tooling fixture 2; the detection box includes: a detection platform 10, a box body 11, a PLC controller, an input current detector, an output voltage detector, a withstand voltage insulation detector 12, a display 13, an indicator light 14, a detector switching circuit, and a detection connector 15; the front of the box body is divided into several areas, including: a display area 16 and an indicator area 17. The display 13 is located in the display area 16, and the indicator light 14 is located in the indicator area 17. Both the display 13 and the indicator light 14 are connected to the PLC controller to display and indicate the detection results. The test process information is as follows: The detector switching circuit disconnects the test connector from the input current detector, the output voltage detector, and the withstand voltage insulation detector; the test connector 15 is located at the bottom of the front of the housing, and there is space between it and the test table 10 for the tooling fixture 2 to be inserted; the PLC controller is connected to the input current detector, the output voltage detector, the withstand voltage insulation detector, and the detector switching circuit respectively, and changes the conduction relationship between the test connector and the input current detector, the output voltage detector, and the withstand voltage insulation detector by controlling the detector switching circuit, and collects test data through each detector;

[0023] like Figure 2 As shown, the tooling fixture 2 is plate-shaped and includes two sets of output connectors 21 and input interfaces 22, corresponding to two products respectively. The output connectors 21 are connected to the detection connectors 15. The output connectors 21 are contact points, and the detection connectors 15 are probes. The input interfaces 22 include a pair of product input interfaces and product output interfaces. The input interfaces correspond one-to-one with the output connectors. The input interfaces are used to connect to the output ports of the ion generator to be tested. The input interfaces include: positive input terminal, negative input terminal, positive high voltage input terminal, negative high voltage input terminal, feedback signal terminal, grounding wire terminal, and control wire terminal.

[0024] When using, first insert the product's input and output ends into the corresponding input ports, then push the entire tooling fixture under the test connector until the output connector corresponds to the test connector, and finally press down the probe so that the probe of the test connector makes contact with the contact point of the output connector.

[0025] like Figure 3 As shown, the input current detector includes a DC ammeter and an AC ammeter; the input voltage detector includes a DC voltmeter, a positive high voltage meter, and a negative high voltage meter.

[0026] The detector switching circuit includes: two switching circuits, each corresponding to one of the two products, with each switching circuit corresponding to one input interface; the switching circuit corresponding to product 1 includes: resistors R1, R2, R3, R4, R5, R6, R7, R8, R9, normally open relays 1K-A, 1K-B, 1K-C, 1K-D, 1K-E, controllable switch 1K-F, and normally open relay 1K-G;

[0027] The positive and negative input terminals are connected to the positive input terminal of the withstand voltage insulation detector through two normally open contacts of normally open relay 1K-A, and the negative high-voltage input terminal is connected to the negative input terminal of the withstand voltage insulation detector through one normally open contact of normally open relay 1K-A. Similarly, the positive and negative input terminals are connected to the negative input terminal of the withstand voltage insulation detector through two normally open contacts of normally open relay 1K-B, and the positive high-voltage input terminal is connected to the positive input terminal of the withstand voltage insulation detector through one normally open contact of normally open relay 1K-B. Finally, the positive and negative input terminals are connected to the positive input terminal of the withstand voltage insulation detector through two normally open contacts of normally open relay 1K-C. The grounding terminal is connected to a normally open relay... One normally open contact of the electrical appliance 1K-C is connected to the negative input terminal of the withstand voltage insulation detector; the negative input terminal is connected to the LO port of the DC voltmeter through a normally open contact of the normally open relay 1K-D, and the feedback signal terminal is connected to the HI port of the DC voltmeter through a normally open contact of the normally open relay 1K-D; the positive input terminal is connected to the LO terminal of both the DC ammeter and the AC ammeter through a normally open contact of the normally open relay 1K-D; the positive terminal of the external power supply is connected to the HI terminal of either the DC ammeter or the AC ammeter through a switch S1 controlled by the PLC controller; the negative input terminal is connected to the negative terminal of the external power supply and one of the resistors R4 through a normally open contact of the normally open relay 1K-D. The terminals are connected as follows: the other end of resistor R4 is connected to one end of resistor R3, one end of resistor R5, one end of resistor R8, one end of resistor R9, the LO terminal of the positive high voltage meter of the first input voltage detector, the LO terminal of the negative high voltage meter of the first input voltage detector, the LO terminal of the positive high voltage meter of the second input voltage detector, and the LO terminal of the negative high voltage meter of the second input voltage detector, respectively; the positive high voltage input terminal is connected to one end of resistor R1 through a normally open contact of normally open relay 1K-E, and the other end of resistor R1 is connected to the other end of resistor R3 and the HI terminal of the positive high voltage meter of the first input voltage detector, respectively; the negative high voltage input terminal is connected to one end of resistor R2 through a normally open contact of normally open relay 1K-E. The connection is as follows: the other end of resistor R2 is connected to the other end of resistor R5 and the HI terminal of the negative high voltage meter of the first input voltage detector; the positive input terminal is connected to one end of controllable switch 1K-F, and the other end of controllable switch 1K-F is connected to the control line terminal; the positive high voltage input terminal is connected to one end of resistor R6 through a normally open contact of normally open relay 1K-G, and the other end of resistor R6 is connected to the other end of resistor R8 and the HI terminal of the positive high voltage meter of the second input voltage detector; the negative high voltage input terminal is connected to one end of resistor R7 through a normally open contact of normally open relay 1K-G, and the other end of resistor R7 is connected to the other end of resistor R9 and the HI terminal of the negative high voltage meter of the second input voltage detector.

[0028] The switching circuit corresponding to product No. 2 comprises: normally open relay 2K-A, normally open relay 2K-B, normally open relay 2K-C, normally open relay 2K-D, normally open relay 2K-E, controllable switch 2K-F and normally open relay 2K-G, and the connection mode of each relay and switch is similar to that of product No. 1.

[0029] Resistance R1 is 1000MΩ, resistance R2 is 1000MΩ, resistance R3 is 1MΩ, resistance R4 is 22MΩ, resistance R5 is 1MΩ, resistance R6 is 1000MΩ, resistance R7 is 1000MΩ, resistance R8 is 1MΩ, resistance R9 is 1MΩ, and the relationship between the resistors mainly plays a voltage dividing role.

[0030] Taking the test of product No. 1 as an example: the product is placed on Figure 2 the tooling shown, connect the input and output terminals of the product to the corresponding interfaces, press the start button, the PLC controller tests the items of withstand voltage insulation, input current and output voltage respectively according to the preset program, and judges whether the product is qualified according to the signals fed back by various instruments, specifically: after pressing the start button, the PLC controller makes the normally open relay 1K-A contact close for 2 seconds, at this time, the withstand voltage insulation of the negative high-voltage terminal is tested, then the normally open relay 1K-B contact is closed for 2 seconds, at this time, the withstand voltage insulation of the positive high-voltage terminal is tested, then the normally open relay 1K-C contact is closed for 2 seconds, at this time, the withstand voltage insulation of the grounding terminal is tested, then the normally open relay 1K-D and normally open relay 1K-E contacts are closed simultaneously for 2 seconds, the positive output voltage and negative output voltage detection under the first working condition mode is carried out, at this time, the voltage of the product feedback signal and the input current are tested, then the normally open relay 1K-D, normally open relay 1K-F and normally open relay 1K-G contacts are closed simultaneously for 2 seconds, the positive output voltage and negative output voltage detection under the second working condition mode is carried out, at this time, the voltage of the product feedback signal and the input current are tested. During the test, each testing instrument will feed back whether the measured value is within the set range, if yes, the PLC controller will light up the corresponding indicator light, otherwise it will light up the corresponding indicator light. After the detection of product No. 1 is completed, the detection of product No. 2 is carried out.

[0031] It should be noted that the structure, circuit, working mode and working principle described in the present utility model can all be understood by those skilled in the art and can also be implemented on this basis; the special terms are all common names in the field, which can be understood by those skilled in the art.

[0032] Although the embodiments of the present utility model have been described with reference to the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present utility model, and such modifications and variations all fall within the scope defined by the appended claims.

Claims

1. A detection device for an ion generator, characterized in that, include: Testing boxes, tooling fixtures; The testing box includes: a housing, a PLC controller, an input current detector, an output voltage detector, a withstand voltage insulation detector, a display, indicator lights, a detector switching circuit, and testing connectors. The front of the housing is divided into several areas, including a display area and an indicator area. The display is located in the display area, and the indicator lights are located in the indicator area. Both the display and indicator lights are connected to the PLC controller to display and indicate testing process information. The detector switching circuit provides a disconnectable connection between the testing connectors and the input current detector, output voltage detector, and withstand voltage insulation detector. The PLC controller is connected to the input current detector, output voltage detector, withstand voltage insulation detector, and detector switching circuit. By controlling the detector switching circuit, it changes the continuity between the testing connectors and the input current detector, output voltage detector, and withstand voltage insulation detector, and collects test data through each detector. The fixture includes: an output connector and several input interfaces. The output connector is connected to the detection connector. Several input interfaces are connected in parallel to the output connector. The input interfaces are used to connect to the output ports of the ion generator to be tested. The input interfaces include: a positive input terminal, a negative input terminal, a positive high voltage input terminal, a negative high voltage input terminal, a feedback signal terminal, a grounding wire terminal, and a control wire terminal.

2. The detection device for the ion generator as described in claim 1, characterized in that, The detector switching circuit includes: an array switching circuit, each array corresponding to an input interface; the switching circuit includes: five normally open relays; the positive input terminal and the negative input terminal are respectively connected to the positive input terminal of the withstand voltage insulation detector through two normally open contacts of the first normally open relay, and the negative high voltage input terminal is connected to the negative input terminal of the withstand voltage insulation detector through one normally open contact of the first normally open relay; the positive input terminal and the negative input terminal are respectively connected to the negative input terminal of the withstand voltage insulation detector through two normally open contacts of the second normally open relay, and the positive high voltage input terminal is connected to the positive input terminal of the withstand voltage insulation detector through one normally open contact of the second normally open relay; the positive input terminal and the negative input terminal are respectively connected to the positive input terminal of the withstand voltage insulation detector through two normally open contacts of the third normally open relay, and the grounding terminal is connected to the negative input terminal of the withstand voltage insulation detector through one normally open contact of the third normally open relay; The positive input terminal is connected to the negative input terminal of the input current detector through one of the normally open contacts of the fourth normally open relay; the external power supply is connected to the positive input terminal of the input current detector; the negative input terminal is connected to the negative input terminal of the input voltage detector and the negative terminal of the external power supply respectively through one of the normally open contacts of the fourth normally open relay; the positive high voltage input terminal and the negative high voltage input terminal are connected to the positive input terminal of the input voltage detector respectively through two normally open contacts of the fifth normally open relay.

3. The detection device for the ion generator as described in claim 2, characterized in that, The detection box also includes: a second input voltage detector, a sixth normally open relay, and a controllable switch; the controllable switch is connected in parallel between the positive input terminal and the control line; The negative input terminal is connected to the negative input terminal of the input voltage detector, the negative input terminal of the second input voltage detector, and the negative terminal of the external power supply through one normally open contact of the fourth normally open relay; the positive high voltage input terminal and the negative high voltage input terminal are connected to the positive input terminal of the second input voltage detector through two normally open contacts of the sixth normally open relay.

4. The detection device for the ion generator as described in claim 1, characterized in that, The input current detector includes a DC ammeter and an AC ammeter.

5. The detection device for the ion generator as described in claim 1 or 3, characterized in that, The input voltage detector includes a positive high voltage meter and a negative high voltage meter.

6. The detection device for the ion generator as described in claim 2, characterized in that, The input voltage detector further includes: a DC voltmeter; the negative input terminal is connected to the negative terminal of the DC voltmeter through a normally open contact of the fourth normally open relay; the feedback signal terminal is connected to the positive terminal of the DC voltmeter through a normally open contact of the fourth normally open relay.

7. The detection device for the ion generator as described in claim 1, characterized in that, The model of the PLC controller is FX2N-48MR.

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