CN213845651U

CN213845651U - Interface converter

Info

Publication number: CN213845651U
Application number: CN202023139910.8U
Authority: CN
Inventors: 陈霄; 马云龙; 王黎明; 张博; 裴子霞
Original assignee: State Grid Jiangsu Electric Power Co Ltd
Current assignee: State Grid Jiangsu Electric Power Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-07-30
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses an interface converter, which comprises a main control module, an uplink communication module and a downlink communication module, wherein the main control module is provided with a main control chip, the uplink communication module is detachably connected with the main control module, a concentrator in the uplink communication module is in communication connection with the main control chip, the downlink communication module is connected with the main control module through a magnet, and the concentrator in the downlink communication module is in communication connection with the main control chip; the main control module is also internally provided with a power supply module which is electrically connected with the main control chip, a concentrator in the uplink communication module and a concentrator in the downlink communication module; the interface converter of this application design adopts communication module and host system to go up to dismantle the connection, and downlink communication module and host system pass through the form that magnet is connected, if go up one or two in communication module or the downlink communication module and take place to damage, can change it, has solved the problem that the interface converter part damages and needs wholly to change, has practiced thrift the resource.

Description

Interface converter

Technical Field

The utility model relates to an interface converter technical field, concretely relates to interface converter.

Background

Currently, "all-in-one table" has become one of the most widely discussed problems in the industry, and "all-in-one table" information acquisition means that a unified data service platform is constructed by using a novel communication technology and installing data acquisition and remote transmission equipment, so that real-time acquisition, uploading and analysis of metering data of public service industries such as electricity, water, gas, heat and the like are realized, and cross-industry resource integration, resource sharing, service intercommunication and the like are realized. The basic idea of the scheme is based on the existing electricity utilization information acquisition system, and the unified acquisition and uploading of the information of the water-electricity-gas-heat meter are realized by changing as little as possible, so that an interface converter is added to the original system to realize the acquisition of the water-gas-heat meter.

Most of the existing interface converters are of an integral structure, namely, an uplink communication module and a downlink communication module are integral, if one part of the interface converters is damaged, the whole equipment needs to be replaced, resources are seriously wasted, and how to provide a proper interface converter is a problem that people need to think.

Disclosure of Invention

An object of the utility model is to provide an interface converter to solve the problem that the interface converter part that leads to among the prior art damages needs whole changes.

In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:

an interface converter comprises a main control module, an uplink communication module and a downlink communication module, wherein a main control chip is arranged in the main control module, the uplink communication module is detachably connected with the main control module, a concentrator in the uplink communication module is in communication connection with the main control chip, the downlink communication module is connected with the main control module through a magnet, and the concentrator in the downlink communication module is in communication connection with the main control chip;

the master control module is also provided with a power supply module, and the power supply module is electrically connected with the master control chip, the concentrator in the uplink communication module and the concentrator in the downlink communication module.

Further, the downlink communication module comprises an installation shell, at least two magnets are arranged at two ends of the top surface of the installation shell, an iron sheet matched with the magnets is arranged on the main control module, and the magnets attract the iron sheet.

Furthermore, a connecting column is arranged on the bottom surface of the uplink communication module, the connecting column is connected with the main control module in an inserting manner, and the matching form of the connecting column and the hole in the main control module is transition matching.

Further, the model of the master control chip in the master control module is STM32F205 VC.

Furthermore, the main control module is connected with a human-computer interaction module, and the human-computer interaction module comprises an operation display lamp, an alarm prompt lamp, an uplink communication lamp and a downlink communication lamp which are electrically connected with the main control chip.

Furthermore, an uplink communication interface is arranged on the uplink communication module.

Furthermore, a downlink communication interface is arranged on the downlink communication module.

According to the above technical scheme, the embodiment of the utility model has following effect at least:

1. according to the interface converter designed by the application, the uplink communication module and the main control module are detachably connected, and the downlink communication module and the main control module are connected through the magnet, so that if one or two of the uplink communication module or the downlink communication module are damaged, the uplink communication module or the downlink communication module can be replaced, the problem that the interface converter is partially damaged and needs to be integrally replaced is solved, and resources are saved;

2. the connecting column welded on the uplink communication module and the hole on the main control module are connected in a transition fit mode, so that the connection between the connecting column and the hole is ensured to be tight, and the uplink communication module is prevented from being separated from the main control module.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of the present invention;

fig. 2 is a front sectional view of fig. 1.

Wherein: 1. a main control module; 2. an uplink communication module; 3. a downlink communication module; 4. a magnet; 5. connecting columns; 6. a human-computer interaction module; 21. an uplink communication interface; 31. a downlink communication interface; 61. operating a display lamp; 62. an alarm prompt lamp; 63. an uplink communication lamp; 64. a downlink communication light.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 2, an interface converter includes a main control module 1, an uplink communication module 2 and a downlink communication module 3, wherein a main control chip is disposed in the main control module 1, the uplink communication module 2 is detachably connected to the main control module 1, a concentrator in the uplink communication module 2 is in communication connection with the main control chip, the downlink communication module 3 is connected to the main control module 1 through a magnet 4, and the concentrator in the downlink communication module 3 is in communication connection with the main control chip; the main control module 1 is also provided with a power supply module which is electrically connected with the main control chip, the concentrator in the uplink communication module 2 and the concentrator in the downlink communication module 3.

The interface converter of this application design adopts communication module and host system to go up to dismantle the connection, and downlink communication module and host system pass through the form that magnet is connected, if go up one or two in communication module or the downlink communication module and take place to damage, can change it, has solved the problem that the interface converter part damages and needs wholly to change, has practiced thrift the resource.

Specifically, as shown in fig. 1 and fig. 2, the present application is mainly composed of a main control module 1, an uplink communication module 2, a downlink communication module 3, a human-computer interaction module 6, and a power supply module. The power module is arranged in the main control module 1 to provide electric quantity for the whole device. The man-machine interaction module 6 is arranged outside the main control module 1 and used for displaying the overall working state of the device. The uplink communication module 2 is mainly used for exchanging data with upper-layer equipment, and the downlink communication module 3 is used for exchanging data with lower-layer equipment.

Specifically, the main control module 1 includes an external shell structure and a power module installed inside the shell structure, the power module adopts a switching power supply design, two paths of mutually isolated power supplies are output, and one path of 12V is used for the work of a carrier and a system, namely, is used for the work of a main control chip in the main control module system. The other 32V is used for RS485, MBUS and the like, namely for the work of the uplink communication module 2 and the downlink communication module 3, and two isolated power supplies are adopted for power supply, so that the electromagnetic compatibility of the interface converter is improved, and the stable operation of the system is facilitated.

The man-machine interaction module 6 is arranged outside the shell outside the main control module 1, can be arranged on any one side of the side surface, and is convenient for a user to observe during installation. The human-computer interaction module 6 comprises an operation display lamp 61, an alarm prompt lamp 62, an uplink communication lamp 63 and a downlink communication lamp 64, wherein the operation display lamp 61, the alarm prompt lamp 62, the uplink communication lamp 63 and the downlink communication lamp 64 are electrically connected with a main control chip, and the working state of the terminal is indicated through different states such as the on-off state of an indicator lamp and the flashing state.

In some embodiments, the main function of the uplink communication module is to complete data interaction with the upper layer device, including the concentrator and the data master station of the upper layer. The main communication modes include: RS485 bus, micropower wireless and power line carrier.

In some embodiments, the downlink communication module is compatible with various field communication modes, and therefore, the downlink communication mode of the interface converter includes MBUS, micro power wireless, and the like.

In some embodiments, the chip in the main control module adopts STM32F205VC of ST corporation, and the adaptive real-time accelerator can realize the running performance of zero-waiting state when the program is executed in Flash at the maximum frequency of 120MHz, and a memory protection unit is built in the adaptive real-time accelerator.

In some embodiments, the bottom surface of the uplink communication module 2 is welded with a connection column 5, the connection column 5 is connected with a hole plug-in connection arranged on the main control module 1, so that the uplink communication module 2 can be replaced conveniently, and the uplink communication interface 21 connected to the uplink communication module 2 can be in communication connection with an upper-layer device.

In some embodiments, four magnets 4 are disposed on two sides of the top surface of the downlink communication module 3, and correspondingly, four iron sheets are disposed on the bottom surface of the main control module 1, and the two are connected in an attracting manner. When the downlink communication module 3 is damaged, it can be replaced.

In this embodiment, the volume of the uplink communication module 2 is smaller than the volume of the downlink communication module 3, and the volume of the downlink communication module 3 is substantially the same as the volume of the main control module 1. The design is to ensure the overall supporting effect of the downlink communication module.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. An interface converter is characterized by comprising a main control module (1), an uplink communication module (2) and a downlink communication module (3), wherein a main control chip is arranged in the main control module (1), the uplink communication module (2) is detachably connected with the main control module (1), a concentrator in the uplink communication module (2) is in communication connection with the main control chip, the downlink communication module (3) is connected with the main control module (1) through a magnet (4), and the concentrator in the downlink communication module (3) is in communication connection with the main control chip;

the power supply module is arranged in the main control module (1) and is electrically connected with the main control chip, the concentrator in the uplink communication module (2) and the concentrator in the downlink communication module (3).

2. The interface converter according to claim 1, wherein the downlink communication module comprises a mounting housing, at least two magnets (4) are disposed at two ends of a top surface of the mounting housing, an iron sheet adapted to the magnets (4) is disposed on the main control module, and the magnets (4) are attracted to the iron sheet.

3. The interface converter according to claim 1, wherein a connection column (5) is provided on a bottom surface of the uplink communication module (2), the connection column (5) and the main control module (1) are connected by plugging, and a fitting form of the connection column (5) and a hole on the main control module (1) is transition fitting.

4. An interface converter according to claim 1, wherein the model of the master control chip in the master control module (1) is STM32F205 VC.

5. The interface converter according to claim 1, wherein a human-computer interaction module (6) is connected to the main control module (1), and the human-computer interaction module (6) comprises an operation display lamp (61), an alarm prompt lamp (62), an uplink communication lamp (63) and a downlink communication lamp (64) which are electrically connected to the main control chip.

6. An interface converter according to claim 1, characterized in that said upstream communication module (2) is provided with an upstream communication interface (21).

7. An interface converter according to claim 1, characterized in that said downstream communication module (3) is provided with a downstream communication interface (31).