Universal type power distribution cabinet man-machine interaction module

Abstract

The utility model provides a universal type power distribution cabinet man-machine interaction module which comprises a power distribution cabinet body, a display module and a switch module are installed on the power distribution cabinet body, the display module is located above the switch module, the display module and the switch module are connected through a circular connector, the display module comprises a display screen and a control board card, and the control board card is connected with the display screen. The display screen and the control board card are fixedly installed on the first shell, the first shell is fixedly connected with the power distribution cabinet body, the display screen is located above the control board card, the switch module comprises a plurality of switches, the switches are installed on the power distribution cabinet body through the second shell, and the control board card with a domestic single-chip microcomputer GD32F407VKT6 as the core does not need to depend on foreign products. The development cost and time are saved, meanwhile, the display module and the switch module can be installed on power distribution cabinets of different models through the shell, connection and information exchange between the man-machine interaction module and the interior of the power distribution cabinet are achieved through the circular connector, and it is ensured that the man-machine interaction module can be applied to the power distribution cabinets of different models.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of power distribution cabinet, especially relates to a general power distribution cabinet man-machine interaction module. BACKGROUND

[0002] The man-machine interaction module is the control interface of the power distribution cabinet, which is used for a user to obtain the state information of the power distribution cabinet and issue control instructions of the power distribution cabinet. The existing man-machine interaction module of the power distribution cabinet mainly inputs state instructions through a switch and represents the current state information of the equipment through an indicator light.

[0003] In a cabinet surface information interaction device with a man-machine interaction module capable of being quickly replaced according to the application number 201922406269.0, the device comprises a first panel, a lens assembly, a visual input device, and a main control circuit board. The lens assembly is installed on the top surface of the first panel, and the visual input device is embedded on one side of the top surface. A man-machine interaction module mounting position is arranged on the other side. The man-machine interaction module is detachably installed on the mounting position. The man-machine interaction module comprises a second panel and at least one input component. The input component is arranged on the second panel. The visual input device, the lens assembly, and the man-machine interaction module are connected to the main control circuit board. The man-machine interaction module is connected to the main control circuit board through a connecting piece. However, the information interaction device designed in the patent is mainly used for the panel of a digital control system such as a bank counter and an entrance gate. The input panel is small, and it is easy to be mistakenly touched during operation. Therefore, the device cannot be applied to a power distribution cabinet. In the application number 201580068164.0, a man-machine interaction module is designed. The patent designs a man-machine interaction module with two external interfaces, which can be connected to different external application units. However, the man-machine interaction module is mainly used for a handheld electric tool. The display interface and the operation interface are small, and cannot adapt to the system of the power distribution cabinet, which needs to display a large amount of state information and is complex to operate.

[0004] In the prior art, when the power distribution cabinet needs to display the running state of the equipment, detailed fault information, and multi-channel input current, voltage, and frequency information, the man-machine interaction module designed in the above patent cannot meet the above requirements. On the other hand, due to different application scenarios, the requirements of users for the power distribution cabinet are different, and the functions integrated on the man-machine interaction module are also different. For example, in a network-based power distribution system, the man-machine interaction module of the power distribution cabinet needs to have a network remote control function. Therefore, in order to reduce the development cost of the power distribution cabinet for multiple application scenarios and save development time, there is an urgent need for a general power distribution cabinet man-machine interaction module. UTILITY MODEL CONTENTS

[0005] In order to solve the problems of the prior art, the utility model embodiment provides a general power distribution cabinet man-machine interaction module.

[0006] According to one aspect of the utility model, a general type power distribution cabinet man -machine interaction module is provided, including power distribution cabinet body, display module and switch module are installed on the power distribution cabinet body, the display module is located above the switch module, it is interconnected through round connector between the display module and the switch module, the display module includes display screen and control board card, the display screen and control board card fixed mounting on shell one, shell one with the power distribution cabinet body fixed connection, the display screen is located above the control board card, the switch module includes a plurality of switches, a plurality of switchs are installed on the power distribution cabinet body through shell two.

[0007] Preferably, the control board card includes single-chip microcomputer, ethernet interface, CAN communication interface, RS485 communication interface and power conversion interface, the single-chip microcomputer is arranged at the top left of the control board card, the ethernet interface is arranged below the single-chip microcomputer, the power conversion interface is arranged at the right side of the single-chip microcomputer, the RS485 communication interface and the CAN communication interface are sequentially arranged from left to right below the power conversion interface.

[0008] Preferably, a rectangular connector is installed at the lower right corner of the control board card, and the rectangular connector is connected with the round connector.

[0009] Preferably, the single-chip microcomputer is GD32F407VKT6.

[0010] Preferably, the ethernet interface includes SPI-to-Ethernet chip and buffer chip one, the CAN communication interface includes CAN communication differential processing chip and buffer chip two, the RS485 communication interface includes RS485 communication differential processing chip and the buffer chip two, and the power conversion interface includes BL1084 and VRB2405S.

[0011] Preferably, the buffer chip one is HY601680E, and the buffer chip two is SP00S12.

[0012] Preferably, the shell one and the shell two both include mounting groove, fixed plate and mounting seat, the mounting groove of the shell one is used for mounting the display screen and the control board card, the display screen and the control board card are fixedly installed on the fixed plate of the shell one through bolt one, the mounting groove of the shell two is used for mounting the switch, and the switch is fixedly installed on the fixed plate of the shell two through bolt two, the fixed plate is fixedly connected with the mounting groove, the mounting seat is fixedly installed at the bottom of the mounting groove, and the round connector is installed on the side surface of the mounting seat.

[0013] Preferably, the SPI Ethernet chip is CH395, the CAN communication differential processing chip is CA-IS3062W, and the RS485 communication differential processing chip is NSIP83086V-DSWR.

[0014] The utility model brings the beneficial effect as follows:

[0015] From the above scheme, it can be seen that the utility model embodiment provides a general power distribution cabinet human-computer interaction module, a control board card with a domestic single-chip microcomputer GD32F407VKT6 as a core, does not need to rely on foreign similar products, saves development time and cost, uploads power distribution cabinet state information to a power supply system or a full-scene intelligent control system through an Ethernet communication interface, a CAN communication interface and other communication equipment in the power distribution cabinet realize information interaction, an RS485 communication interface uploads power distribution cabinet state information to a screen for display, a digital quantity acquisition interface and an analog quantity acquisition interface acquire switch state information, and a discrete quantity control interface is used to control the opening / closing of switches in the power distribution cabinet.

[0016] The external shell is fixed to the power distribution cabinet through the bolt holes while realizing the fixation of the control board card, the display screen and the switch, realizes the connection and information exchange of the human-computer interaction module with the power distribution cabinet and the power supply system through the circular connector, ensures that the designed human-computer interaction module is applied to different models of power distribution cabinets, and meets the use needs of different power distribution cabinets. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 Fig. 1 is a structural schematic diagram of a general power distribution cabinet human-computer interaction module according to an embodiment of the utility model;

[0018] Figure 2 Fig. 4 is an exploded view of a display module according to an embodiment of the utility model;

[0019] Figure 3 Fig. 5 is a structural schematic diagram of a control board card according to an embodiment of the utility model;

[0020] Figure 4 Fig. 6 is an exploded view of a left side part of a switch module according to an embodiment of the utility model;

[0021] Figure 5 Fig. 7 is an exploded view of a right side part of a switch module according to an embodiment of the utility model.

[0022] In the diagram, 1 is the display module; 2 is the switch module; 3 is the power distribution cabinet; 4 is the display screen; 5 is the control board; 6 is the circular connector; 7 is housing one; 8 is the microcontroller; 9 is the rectangular connector; 10 is the SPI to Ethernet chip; 11 is the buffer chip one; 12 is the CAN communication differential processing chip; 13 is the buffer chip two; 14 is the RS485 communication differential processing chip; 15 is the BL1084; 16 is the VRB2405S; 17 is the switch; 18 is housing two; 19 is the mounting slot; 20 is the mounting base; and 21 is the fixing plate. Detailed Implementation

[0023] To make the objectives, technical solutions, and advantages 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.

[0024] Example

[0025] like Figures 1 to 5 As shown, this utility model embodiment provides a universal power distribution cabinet human-machine interaction module, including a power distribution cabinet body 3. A display module 1 and a switch module 2 are installed on the power distribution cabinet body 3. The display module 1 is located above the switch module 2. The display module 1 and the switch module 2 are interconnected via a circular connector 6. The display module 1 includes a display screen 4 and a control board 5. Both the display screen 4 and the control board 5 have programmable functions and can be adaptively programmed according to the needs of the power distribution cabinet in different application scenarios to adjust the internal functions of the power distribution cabinet. The unit displays status information and has external communication functions. The display screen 4 and the control board 5 are fixedly mounted on the housing 7 by bolts. The housing 7 is fixedly connected to the power distribution cabinet 3. The display screen 4 is located above the control board 5. The switch module 2 consists of two parts, left and right. Each of the left and right switch modules 2 includes multiple switches 17. The switches 17 are all general-purpose devices and can be replaced in the same position according to the needs of different application scenarios of the power distribution cabinet. The multiple switches 17 are mounted on the power distribution cabinet 3 through the housing 18.

[0026] Further, the control board card 5 comprises a single-chip microcomputer 8, an Ethernet interface, a CAN communication interface, an RS485 communication interface and a power conversion interface, the single-chip microcomputer 8 is GD32F407VKT6, the single-chip microcomputer 8 is a domestic single-chip microcomputer, which is the core of the control board card 5, the Ethernet communication interface is used to upload the power distribution cabinet state information to the power supply system or the whole scene intelligent control system, the CAN communication interface is used for information interaction between the man-machine interaction module and other communication equipment inside the power distribution cabinet, the RS485 communication interface is used to upload the power distribution cabinet state information to the screen for display, the single-chip microcomputer 8 is arranged at the upper left of the control board card 5, the Ethernet interface is arranged below the single-chip microcomputer 8, the power conversion interface is arranged at the right of the single-chip microcomputer 8, and the RS485 communication interface and the CAN communication interface are sequentially arranged from left to right below the power conversion interface.

[0027] Further, the Ethernet interface comprises an SPI-to-Ethernet chip 10 and a buffer chip one 11, the CAN communication interface comprises a CAN communication differential processing chip 12 and a buffer chip two 13, the RS485 communication interface comprises an RS485 communication differential processing chip 14 and the buffer chip two 13, and the power conversion interface comprises a BL108415 and a VRB2405S16.

[0028] Further, the buffer chip one 11 is HY601680E, the buffer chip two 13 is SP00S12, the SPI-to-Ethernet chip 10 is CH395, the CAN communication differential processing chip 12 is CA-IS3062W, and the RS485 communication differential processing chip 14 is NSIP83086V-DSWR.

[0029] Further, the control board card 5 further comprises a digital quantity acquisition interface, an analog quantity acquisition interface and a discrete quantity control interface, the digital quantity acquisition interface and the analog quantity acquisition interface are used to acquire the state information of the switch 17 on the switch module 1, and the discrete quantity control interface is used to control the opening / closing of the switch inside the power distribution cabinet body 3.

[0030] Further, a rectangular connector 9 is installed at the lower right corner of the control board card 5, the Ethernet interface, the CAN communication interface, the RS485 communication interface, the power conversion interface, the digital quantity acquisition interface, the analog quantity acquisition interface and the discrete quantity control interface are connected with the circular connector 6 through the rectangular connector 9 and establish communication connection with the outside.

[0031] Further, the shell one 7 and the shell two 18 all include installation grooves 19, fixing plates 21 and mounting seats 20, the installation groove 19 of the shell one 7 is used for installing the display screen 4 and the control board card 5, the display screen 4 and the control board card 5 are fixedly installed on the fixing plate 21 of the shell one 7 through a bolt one, the installation groove 19 of the shell two 18 is used for installing the switch 17, the switch 17 is fixedly installed on the fixing plate 21 of the shell two 18 through a bolt two, the fixing plate 21 is fixedly connected with the installation groove 19, the mounting seat 20 is fixedly installed at the bottom of the installation groove 19, and the circular connector 6 is installed on the side of the mounting seat 20.

[0032] The working principle of the embodiment is as follows:

[0033] According to the use needs of different types of power distribution cabinets, the display module 1 and the switch module 2 are respectively installed on the corresponding power distribution cabinet cabinet body 3 through the shell one 7 and the shell two 18, the display module 1 is adaptively programmed according to the needs of the power distribution cabinet in different application scenarios, so as to adjust the internal display state information and external communication function of the power distribution cabinet, and the switch module 2 is replaced with the corresponding switch 17 according to the needs of the power distribution cabinet in different application scenarios.

[0034] In use, the man-machine interaction module is powered on, then the initial state information of the power distribution cabinet is collected through the discrete quantity acquisition interface and the analog quantity acquisition interface on the control board card 5, then the relevant state information is uploaded to the display screen 4 through the RS485 communication interface, is sent to other devices of the power supply system through the network interface, and the lighting and extinguishing of the corresponding indicator light are controlled, then the operator operates the switches 17 of the left and right parts of the switch module 2 according to needs, then the current state information of the power distribution cabinet is collected through the discrete quantity acquisition interface and the analog quantity acquisition interface of the control board card 5, finally the relevant state information is uploaded to the display screen 4 through the RS485 communication interface, is sent to other devices of the power supply system through the network interface, and the lighting and extinguishing of the corresponding indicator light are controlled.

[0035] The above is the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements should also be regarded as the protection range of the utility model.

Claims

1. A universal power distribution cabinet human-machine interaction module, comprising a power distribution cabinet body (3), characterized in that, The power distribution cabinet (3) is equipped with a display module (1) and a switch module (2). The display module (1) is located above the switch module (2). The display module (1) and the switch module (2) are interconnected by a circular connector (6). The display module (1) includes a display screen (4) and a control board (5). The display screen (4) and the control board (5) are fixedly installed on a housing (7). The housing (7) is fixedly connected to the power distribution cabinet (3). The display screen (4) is located above the control board (5). The switch module (2) includes multiple switches (17). The multiple switches (17) are installed on the power distribution cabinet (3) through a housing (18).

2. The universal power distribution cabinet human-machine interaction module according to claim 1, characterized in that, The control board (5) includes a microcontroller (8), an Ethernet interface, a CAN communication interface, an RS485 communication interface, and a power conversion interface. The microcontroller (8) is located at the upper left of the control board (5). The Ethernet interface is located below the microcontroller (8). The power conversion interface is located to the right of the microcontroller (8). The RS485 communication interface and the CAN communication interface are located below the power conversion interface from left to right.

3. The universal power distribution cabinet human-machine interface module according to claim 2, characterized in that, A rectangular connector (9) is installed at the lower right corner of the control board (5), and the rectangular connector (9) is connected to the circular connector (6).

4. The universal power distribution cabinet human-machine interface module according to claim 2, characterized in that, The microcontroller (8) is GD32F407VKT6.

5. The universal power distribution cabinet human-machine interface module according to claim 2, characterized in that, The Ethernet interface includes an SPI to Ethernet chip (10) and a buffer chip (11), the CAN communication interface includes a CAN communication differential processing chip (12) and a buffer chip (13), the RS485 communication interface includes an RS485 communication differential processing chip (14) and the buffer chip (13), and the power conversion interface includes a BL1084 (15) and a VRB2405S (16).

6. The universal power distribution cabinet human-machine interface module according to claim 5, characterized in that, The buffer chip one (11) is HY601680E, and the buffer chip two (13) is SP00S12.

7. The universal power distribution cabinet human-machine interface module according to claim 1, characterized in that, Both housing 1 (7) and housing 2 (18) include a mounting groove (19), a fixing plate (21), and a mounting base (20). The mounting groove (19) of housing 1 (7) is used to install the display screen (4) and the control board (5). The display screen (4) and the control board (5) are fixedly installed on the fixing plate (21) of housing 1 (7) by bolt 1. The mounting groove (19) of housing 2 (18) is used to install the switch (17). The switch (17) is fixedly installed on the fixing plate (21) of housing 2 (18) by bolt 2. The fixing plate (21) is fixedly connected to the mounting groove (19). The mounting base (20) is fixedly installed at the bottom of the mounting groove (19). The circular connector (6) is installed on the side of the mounting base (20).

8. The universal power distribution cabinet human-machine interface module according to claim 5, characterized in that, The SPI to Ethernet chip (10) is CH395, the CAN communication differential processing chip (12) is CA-IS3062W, and the RS485 communication differential processing chip (14) is NSIP83086V-DSWR.

Images