CN220795428U - Inverter detection device - Google Patents
Inverter detection device Download PDFInfo
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- CN220795428U CN220795428U CN202322522201.5U CN202322522201U CN220795428U CN 220795428 U CN220795428 U CN 220795428U CN 202322522201 U CN202322522201 U CN 202322522201U CN 220795428 U CN220795428 U CN 220795428U
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- 238000001514 detection method Methods 0.000 title claims abstract description 69
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims 3
- 238000013461 design Methods 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Inverter Devices (AREA)
Abstract
The utility model belongs to the technical field of inverter detection equipment, and particularly relates to an inverter detection device, which comprises a main control box body, a mounting frame arranged in the main control box body, and an industrial personal computer, a main control board and a power supply module which are arranged on the mounting frame; the industrial personal computer is in communication connection with the main control board and is used for displaying and setting detection parameters; the power supply module supplies power for the industrial personal computer and the main control board; the main control board comprises an isolated power supply, a voltage and current acquisition module, a driving board, a fault detection module, a contactor control module, a contactor feedback identification module, a mode identification module and a processor; this dc-to-ac converter detection device adopts master control case box formula design, and the detection personnel of being convenient for carry, and input and the relevant detection parameter of dc-to-ac converter can realize detecting automatically after having connect the cable, reaches the work intensity that reduces the detection personnel, improves detection efficiency's purpose.
Description
Technical Field
The utility model belongs to the technical field of inverter detection, and particularly relates to an inverter detection device.
Background
In modern railway carriages, the power supply system is of vital importance, and maintenance of the power supply system of the passenger vehicle, especially reliability detection of the inverter, is required regularly. Because the detection of the existing power supply system of the passenger vehicle is mostly carried out by relying on manual experience, the problems of large workload, high labor intensity and low overhaul efficiency exist. Based on this, the present application provides a detection apparatus of a power supply system inverter.
Disclosure of Invention
Aiming at the technical problems in the background technology, the utility model provides an inverter detection device which can reduce the working strength of maintenance staff and improve the maintenance efficiency.
In order to achieve the above object, the present utility model provides an inverter detection device, including a main control box, a cable box and a load box, wherein the main control box is used for placing an inverter detection hardware device, the cable box is used for storing a test wire and the load box which are connected with the main control box and the load box, and the load box provides a load for inverter detection;
the main control box body is internally provided with a mounting frame, and an industrial personal computer, a main control board and a power supply module which are arranged on the mounting frame; the industrial personal computer is in communication connection with the main control board and is used for displaying and setting detection parameters; the power supply module supplies power for the industrial personal computer and the main control board; the main control board comprises an isolated power supply, a voltage and current acquisition module, a driving board, a fault detection module, a contactor control module, a contactor feedback identification module, a mode identification module and a processor;
the isolation power supply is used for supplying power to the voltage and current acquisition module, the driving plate, the fault detection module, the contactor control module, the contactor feedback identification module, the mode identification module and the processor;
the voltage and current acquisition module is connected with the direct current power supply input end of the inverter, the alternating current power supply output end of the inverter and the processor, and is used for detecting voltage and current information of the direct current power supply input end and the alternating current power supply output end of the inverter and feeding back the information to the processor;
the driving board is connected with the inverter and the processor and is used for receiving instructions of the processor to provide frequency input to drive the I GBT to obtain output voltage;
the fault detection module is connected with the driving plate and the processor and is used for detecting whether the driving plate sends out a fault signal or not and feeding the fault signal back to the processor;
the contactor control module is connected with the contactor and the processor and is used for receiving a control signal of the processor and controlling the opening or closing of the contactor;
the contactor feedback identification module is connected with the contactor and the processor and is used for identifying a feedback signal of the contactor, judging the switching state of the contactor and feeding back the switching state to the processor;
the mode identification module is connected with the inverter and the processor and is used for identifying the working mode of the current inverter and feeding back the working mode to the processor;
the processor is connected with the industrial personal computer and is used for receiving the inspection parameters input by the industrial personal computer and feeding back detection information to the industrial personal computer.
Further, the main control box body comprises a box body and a cover plate hinged with one side of the box body, an installation lug with a threaded hole is arranged at the opening of the box body, and the installation rack is arranged in the box body and is connected with the installation lug through a screw.
Further, the mounting frame comprises a panel, a support frame and a bottom plate, wherein the panel is connected with the bottom plate through the support frame, the panel is connected with the mounting lugs through screws, the industrial personal computer is embedded on the panel, and the panel is further provided with a test interface, a power interface, a data interface, a power switch and an indicator lamp.
Further, the box body is also provided with a heat dissipation hole, and a heat dissipation fan is also arranged in the box body and is connected with the processor.
Further, a handle is arranged on the other side of the box body opposite to the hinged side of the box cover.
Furthermore, the voltage and current acquisition module adopts isolation type.
Furthermore, the industrial personal computer is an integrated industrial computer and is provided with a capacitive multi-point touch screen.
The utility model has the following advantages and beneficial effects:
the inverter detection device that this scheme provided adopts master control box formula design, and the detection personnel of being convenient for carry, and input after having connect the cable can realize detecting with the relevant detection parameter of inverter that awaits measuring voluntarily, and then reaches the working strength who reduces the detection personnel, improves detection efficiency's purpose.
Drawings
FIG. 1 is a schematic diagram of a detection device according to the present utility model;
fig. 2 is a schematic structural view of the mounting frame provided by the utility model.
Icon: 1-industrial personal computer, 2-panel, 3-bottom plate, 4-support frame.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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 utility model provides an inverter detection device, includes master control case, cable case and load case, the master control case is used for placing inverter and detects hardware equipment, the cable case is used for depositing test wire and the load case of connecting master control case and load case, the load case provides the load for inverter detects.
The main control box body is internally provided with a mounting frame, and an industrial personal computer, a main control board and a power supply module which are arranged on the mounting frame; as shown in fig. 1, the industrial personal computer is in communication connection with the main control board, and is used for displaying and setting detection parameters; the power supply module supplies power for the industrial personal computer and the main control board; the main control board comprises an isolated power supply, a voltage and current acquisition module, a driving board, a fault detection module, a contactor control module, a contactor feedback identification module, a mode identification module and a processor;
the isolation power supply is used for supplying power to the voltage and current acquisition module, the driving plate, the fault detection module, the contactor control module, the contactor feedback identification module, the mode identification module and the processor;
the voltage and current acquisition module is connected with the direct current power supply input end of the inverter, the alternating current power supply output end of the inverter and the processor, and is used for detecting voltage and current information of the direct current power supply input end and the alternating current power supply output end of the inverter and feeding back the information to the processor;
the driving board is connected with the inverter and the processor and is used for receiving instructions of the processor to provide frequency input to drive the I GBT to obtain output voltage;
the fault detection module is connected with the driving plate and the processor and is used for detecting whether the driving plate sends out a fault signal or not and feeding the fault signal back to the processor;
the contactor control module is connected with the contactor and the processor and is used for receiving a control signal of the processor and controlling the opening or closing of the contactor;
the contactor feedback identification module is connected with the contactor and the processor and is used for identifying a feedback signal of the contactor, judging the switching state of the contactor and feeding back the switching state to the processor;
the mode identification module is connected with the inverter and the processor and is used for identifying the working mode of the current inverter and feeding back the working mode to the processor;
the processor is connected with the industrial personal computer and is used for receiving the inspection parameters input by the industrial personal computer and feeding back detection information to the industrial personal computer.
The main control box body comprises a box body and a cover plate hinged with one side of the box body, a mounting lug with a threaded hole is arranged at the opening of the box body, and the mounting rack is arranged in the box body and connected with the mounting lug through a screw. It can be understood that the relevant equipment that will detect sets up on the mounting bracket, through fixing the mounting bracket on master control case box, and then with check out test set parcel in master control case box, reaches the purpose that realizes protecting check out test set, simultaneously because mounting bracket and box are detachable the connection, when check out test set breaks down, split mounting bracket and box can realize the maintenance or the change to check out test set, and then strengthen the maintainability of this equipment.
As shown in fig. 2, the mounting rack comprises a panel, a supporting frame and a bottom plate, the panel is connected with the bottom plate through the supporting frame, the panel is connected with the mounting lugs through screws, the industrial personal computer is embedded on the panel, and the panel is further provided with a test interface, a power interface, a data interface, a power switch, an indicator light, a power supply output interface and a load box interface. It should be noted that the main control board and the power module are fixedly arranged on the bottom plate.
Because the detection device can generate heat when in work and is not easy to dissipate heat in the main control box body, a heat dissipation hole is further formed in the box body, and a heat dissipation fan is further arranged in the corresponding box body and is connected with the processor; the heat dissipation fan can accelerate the exchange of air inside and outside the main control box body, so as to achieve the purpose of heat dissipation.
In order to facilitate the carrying of the detection personnel, a handle is further arranged on the other side of the box body opposite to the hinged side of the box cover, and the detection personnel can conveniently lift the detection device through the handle.
The voltage and current acquisition module adopts isolation type.
The industrial personal computer is an integrated industrial computer and is provided with a capacitive multi-point touch screen.
The working method of the detection device provided by the utility model is as follows:
firstly, all output power supplies in a four-in-one cabinet on a passenger train are disconnected, and then corresponding cables are connected with corresponding interfaces on a panel of a detection device; after the detection device is electrified and a power supply is turned on, logging in a system through the industrial personal computer; inputting the corresponding inverter model and related detection parameters into the system, starting automatic detection by the system, displaying a related circuit diagram by a main interface of the system after the detection is finished, and framing a circuit part which is unqualified for detection by a red frame and framing a circuit part which is qualified for detection by a green frame; and further realizing the automatic detection flow of the inverter. This dc-to-ac converter detection device adopts master control case box formula design, and the detection personnel of being convenient for carry, and input after having connected the cable can realize detecting with the relevant detection parameter of dc-to-ac converter that awaits measuring voluntarily, and then reaches the purpose that reduces detection personnel's working strength, improves detection efficiency.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The inverter detection device is characterized by comprising a main control box, a cable box and a load box, wherein the main control box is used for placing inverter detection hardware equipment, the cable box is used for storing test wires and the load box which are connected with the main control box and the load box, and the load box is used for providing load for inverter detection;
the main control box body is internally provided with a mounting frame, and an industrial personal computer, a main control board and a power supply module which are arranged on the mounting frame; the industrial personal computer is in communication connection with the main control board and is used for displaying and setting detection parameters; the power supply module supplies power for the industrial personal computer and the main control board; the main control board comprises an isolated power supply, a voltage and current acquisition module, a driving board, a fault detection module, a contactor control module, a contactor feedback identification module, a mode identification module and a processor;
the isolation power supply is used for supplying power to the voltage and current acquisition module, the driving plate, the fault detection module, the contactor control module, the contactor feedback identification module, the mode identification module and the processor;
the voltage and current acquisition module is connected with the direct current power supply input end of the inverter, the alternating current power supply output end of the inverter and the processor, and is used for detecting voltage and current information of the direct current power supply input end and the alternating current power supply output end of the inverter and feeding back the information to the processor;
the driving board is connected with the inverter and the processor and is used for receiving instructions of the processor to provide frequency input to drive the IGBT to obtain output voltage;
the fault detection module is connected with the driving plate and the processor and is used for detecting whether the driving plate sends out a fault signal or not and feeding the fault signal back to the processor;
the contactor control module is connected with the contactor and the processor and is used for receiving a control signal of the processor and controlling the opening or closing of the contactor;
the contactor feedback identification module is connected with the contactor and the processor and is used for identifying a feedback signal of the contactor, judging the switching state of the contactor and feeding back the switching state to the processor;
the mode identification module is connected with the inverter and the processor and is used for identifying the working mode of the current inverter and feeding back the working mode to the processor;
the processor is connected with the industrial personal computer and is used for receiving the inspection parameters input by the industrial personal computer and feeding back detection information to the industrial personal computer.
2. The inverter detection device according to claim 1, wherein the main control box body comprises a box body and a cover plate hinged with one side of the box body, a mounting lug with a threaded hole is arranged at an opening of the box body, and the mounting rack is arranged in the box body and connected with the mounting lug through a screw.
3. The inverter detection device according to claim 2, wherein the mounting frame comprises a panel, a supporting frame and a bottom plate, the panel is connected with the bottom plate through the supporting frame, the panel is connected with the mounting lug through a screw, the industrial personal computer is embedded on the panel, and a test interface, a power interface, a data interface, a power switch and an indicator lamp are further arranged on the panel.
4. The inverter detection device according to claim 2, wherein the case body is further provided with a heat radiation hole, and a heat radiation fan is further provided in the case body, and the heat radiation fan is connected to the processor.
5. The inverter detection device according to claim 2, wherein a handle is further provided on the other side of the case body opposite to the hinge side of the case cover.
6. The inverter detection device of claim 1 wherein the voltage and current acquisition module is isolated.
7. The inverter detection device of claim 1, wherein the industrial personal computer is an integrated industrial computer and has a capacitive multi-touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322522201.5U CN220795428U (en) | 2023-09-15 | 2023-09-15 | Inverter detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322522201.5U CN220795428U (en) | 2023-09-15 | 2023-09-15 | Inverter detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220795428U true CN220795428U (en) | 2024-04-16 |
Family
ID=90631099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322522201.5U Active CN220795428U (en) | 2023-09-15 | 2023-09-15 | Inverter detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220795428U (en) |
-
2023
- 2023-09-15 CN CN202322522201.5U patent/CN220795428U/en active Active
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