CN217561946U

CN217561946U - Interchangeability testing module of energy controller

Info

Publication number: CN217561946U
Application number: CN202221665441.XU
Authority: CN
Inventors: 魏伟; 彭涛; 方毅; 叶利; 郭玥; 明东岳; 余鹤; 汪应春; 杨丽华; 谢玮; 王雅兰; 李云峰; 徐子雅; 周卓鹏
Original assignee: State Grid Corp of China SGCC; State Grid Hubei Electric Power Co Ltd; Metering Center of State Grid Hubei Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; State Grid Hubei Electric Power Co Ltd; Metering Center of State Grid Hubei Electric Power Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-11
Anticipated expiration: 2032-06-30

Abstract

The application relates to an energy controller interchangeability testing module, which comprises a USB interface circuit, a microprocessor and a serial port circuit which are connected in sequence, wherein one end of the USB interface circuit is connected with a module interface of the energy controller, and the other end of the USB interface circuit is connected with a USB communication interface of the microprocessor; a serial data interface of the microprocessor is connected with one end of the serial port circuit; and an external transceiving interface of the serial port circuit is connected with the multi-serial port to network port equipment. This application energy controller interchangeability test module can be compatible simultaneously the module of energy controller different grade type, has improved efficiency of software testing and has reduced test work volume, has reduced hardware and maintenance cost simultaneously.

Description

Interchangeability test module of energy controller

Technical Field

The application relates to the field of functional modules of an energy controller, in particular to an interchangeability testing module of the energy controller.

Background

In the power consumption information acquisition system construction process, there is original power consumption information acquisition terminal in some areas and has the problem that the function mismatches with the demand and communication mode is single, can not satisfy the differentiation demand in each district, the kind at terminal is more in addition, and is higher to manufacturing enterprise's requirement, has restricted manufacturing enterprise large-scale production. If design into the independent module structural style of a plurality of functions with power consumption information acquisition terminal to prepare corresponding module combination according to each district's actual demand, can form the terminal that has different functions, in order to satisfy the demand that the market is diversified to power consumption information acquisition terminal. Based on the reasons, the energy controller based on the modularized appearance is developed, the core concept of product modularization and module productization is formed, advanced technologies such as industrial buses, distributed power supply design, embedded systems, large-capacity storage and multichannel compatible exchange are combined, the terminal is decomposed into a plurality of independent and universal functional modules through understanding and analysis of user requirements, and the functional modules comprise remote communication modules (such as 4G communication modules and 5G communication modules), control modules, remote pulse modules, RS485 modules, CAN modules, MBUS modules, loop state inspection modules, extension modules and the like. Detecting interchangeability of an energy controller requires multiple different types of modules to be configured, which is not conducive to maintenance and increases cost.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application aims to provide a device for testing interchangeability of functional modules of an energy controller, so that the testing efficiency is improved, and the maintenance cost is reduced.

In order to achieve the above purpose, the present application provides the following technical solutions:

the embodiment of the application provides an interchangeability test module of an energy controller, which comprises a USB interface circuit, a microprocessor and a serial port circuit which are connected in sequence, wherein one end of the USB interface circuit is connected with a module interface of the energy controller, and the other end of the USB interface circuit is connected with a USB communication interface of the microprocessor;

a serial data interface of the microprocessor is connected with one end of the serial port circuit; and an external transceiving interface of the serial port circuit is connected with the multi-serial port to network port equipment.

The USB interface circuit is composed of double rows of three-pin contact pins of 2.54 mm.

The chip model of the microprocessor is STM32L072CBT6, the 5 th pin and the 6 th pin of the USB interface circuit are respectively and electrically connected with the 32 th pin and the 33 th pin of the microprocessor to build a data transmission channel between the energy source controller and the microprocessor.

The chip model of the serial circuit is MAX3232ESE, the 11 th pin and the 12 th pin of the serial circuit chip are respectively and electrically connected with the 30 th pin and the 31 th pin of the microprocessor, the 13 th pin and the 14 th pin of the serial circuit chip are connected with the multi-serial port network port switching device, and a data transmission channel between the microprocessor and an upper computer is built.

Compared with the prior art, the beneficial effects of the utility model are that: the tester need not to change the functional module of different grade type and tests again, and the module of compatible energy controller different grade type simultaneously can be tested to the module of energy controller interchangeability, has improved efficiency of software testing and has reduced test work volume, has reduced hardware and maintenance cost simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic diagram of a basic structure of the present invention;

FIG. 2 is a specific circuit diagram of an interchangeability testing module of an energy controller;

FIG. 3 is a schematic structural diagram of an embodiment of an interchangeability testing module of an energy controller.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The terms "first," "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily being construed as indicating or implying any actual such relationship or order between such entities or actions.

As shown in fig. 1, to overcome the disadvantages in the prior art, an embodiment of the present application provides an energy controller interchangeability test module, which includes a USB interface circuit 5, a microprocessor 4, and a serial port circuit 3, which are connected in sequence, where one end of the USB interface circuit 5 is connected to a module interface of an energy controller 6, and the other end is connected to a USB communication interface of the microprocessor 4;

a serial data interface of the microprocessor 4 is connected with one end of the serial port circuit 3; and an external transceiving interface of the serial port circuit 3 is connected with the multi-serial port to network port device 2. The multi-serial port network port switching device 2 is connected to the upper computer 1.

Referring to fig. 2, in this embodiment, the USB interface circuit is composed of 2.54-2 × 3p pins, the microprocessor is STM32L072CBT6, and

pins

5 and 6 of the USB interface circuit are electrically connected to

pins

32 and 33 of the microprocessor, respectively, to establish a data transmission channel between the energy controller and the microprocessor; the serial port circuit is MAX3232ESE, the 11 th pin and the 12 th pin of the serial port circuit are respectively and electrically connected with the 30 th pin and the 31 th pin of the microprocessor, the 13 th pin and the 14 th pin of the serial port circuit are connected with the multi-serial port network port conversion equipment, and a data transmission channel between the microprocessor and an upper computer is built.

Referring to fig. 3 in combination with fig. 1 and 2, the energy controller has 5 functional module interfaces, and 5 test modules need to be assembled when performing the interchangeability test of the energy controller. The USB interface of the test module 1 is connected with the module slot position 1 of the energy controller, and the other end of the test module 1 is connected with the multi-serial port network switching port equipment; the USB interface of the test module 2 is connected with the module slot position 2 of the energy controller, and the other end of the test module 2 is connected with the multi-serial port network switching port equipment; the USB interface of the test module 3 is connected with the module slot position 3 of the energy controller, and the other end of the test module 3 is connected with the multi-serial port network switching port equipment; a USB interface of the test module 4 is connected with a module slot position 4 of the energy controller, and the other end of the test module 4 is connected with a multi-serial port network port switching device; the USB interface of the test module 5 is connected with the module slot 5 of the energy controller, and the other end of the test module 5 is connected with the multi-serial port network switching port equipment; the network port of the multi-serial port network port switching equipment is connected with an upper computer; the upper computer software sends a module type setting command to the test modules 1 to 5 through the serial port to network port equipment, and the test modules 1 to 5 are set to be corresponding module types. When the test module identifies the link, the upper computer software sets the types of the test modules 1 to 5 according to the test scheme, the energy controller respectively initiates link negotiation on the test modules 1 to 5, the test modules 1 to 5 organize the module types into messages for responding to the link negotiation, and the energy controller identifies the module types of the slot positions 1 to 5.

The above description is only an example of the present application, and is not intended to limit the scope of the present application, and those skilled in the art can make various changes and modifications to the energy controller interchangeability testing module without departing from the spirit and scope of the present invention. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An energy controller interchangeability test module is characterized by comprising a USB interface circuit, a microprocessor and a serial port circuit which are sequentially connected, wherein one end of the USB interface circuit is connected with a module interface of an energy controller, and the other end of the USB interface circuit is connected with a USB communication interface of the microprocessor;

2. The energy controller interchangeability testing module of claim 1, where the USB interface circuitry is formed from 2.54 mm double-row three-pin pins.

3. The energy controller interchangeability testing module according to claim 1, where a chip model of the microprocessor is STM32L072CBT6, and a pin 5 and a pin 6 of the USB interface circuit are electrically connected to a pin 32 and a pin 33 of the microprocessor, respectively, to establish a data transmission channel between the energy controller and the microprocessor.

4. The interchangeability testing module of an energy controller according to claim 3, characterised in that the serial circuit chip is of MAX3232ESE type, pins 11 and 12 of the serial circuit chip are electrically connected to pins 30 and 31 of the microprocessor, respectively, and pins 13 and 14 of the serial circuit chip are connected to a multi-serial port network switching port device to establish a data transmission channel between the microprocessor and an upper computer.