Communication unit testing device, equipment and system
The communication unit testing device simplifies and enhances efficiency by allowing testing of multiple units in a virtual environment, overcoming the limitations of real-world setups.
Patent Information
- Application Number
- CN202421445104.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-21
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2034-06-21
AI Technical Summary
The existing technology requires the construction of a real multi-table acquisition environment for communication unit testing. The operation is cumbersome, the topological level is uncontrollable, the test function is incomplete, and the testing efficiency is low.
A communication unit testing device is designed, including a top-layer board, a circuit board and a bottom-layer board, and is equipped with multiple card slots and test circuits. It supports single-phase HPLC module, single-phase/three-phase HPLC module universal card slot and type II collector card slot. The test environment is constructed through a virtual power meter and a virtual concentrator to realize the connection between the communication unit and the test host computer.
Multiple communication unit tests can be performed without building a real multi-table collection environment. The operation is simple, efficient, and the test environment consistency and accuracy of results.
Smart Images
Figure CN223110117U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of communication equipment detection, in particular to a communication unit testing device, equipment and system. Background Art
[0002] Multi-meter centralized meter reading can collect data of other water, gas and heat meters (multi-meters, low-power meters) by means of the local communication network formed by the power consumption information collection system of the power industry. The communication unit of the electric energy meter forms a star network of one-to-many points with the low-power meters through the micro-power wireless channel, and data is transmitted and received by means of the communication unit of the electric energy meter. The multi-meter centralized meter reading multiplexes the existing collection system and communication channels. The terminal (concentrator, etc.) is compatible with the data collection and storage of four types of meters at the same time, and supports the master station to issue water, gas, heat meter files and other relevant parameters, and supports various data collection schemes such as active reporting and real-time reading of multi-meters.
[0003] According to the "Technical Specification for Dual-mode Concentrator and Communication Unit" issued by State Grid Beijing Electric Power Company in 2018 and the "Technical Specification for Dual-mode Type II Collector" issued in 2019, the dual-mode communication unit supports two communication methods: high-speed carrier (HPLC) and micro-power wireless. Through HPLC (0.7MHz - 12MHz) communication networking, data communication with the terminal is realized; through micro-power wireless (470MHz - 510MHz) technology, wireless networking of electric energy meters with water meters, gas meters and heat meters is realized; finally, data collection of water meters, gas meters, heat meters and electric energy meters by the terminal is realized.
[0004] In the related art, a real multi-meter collection test environment needs to be built during testing. The operation is cumbersome, the topology level is uncontrollable, it is only applicable to a small number of tests, the test function is incomplete, and the test efficiency is low. Summary of the Utility Model
[0005] The utility model aims to solve at least one of the technical problems in the related art to some extent. For this purpose, the purpose of the utility model is to provide a communication unit testing device, equipment and system, which can test a variety of communication units without building a real multi-meter collection and usage environment, with simple operation and high efficiency.
[0006] To achieve the above object, a communication unit testing device is proposed in the first aspect of the present utility model, comprising: a top board, a circuit board, and a bottom board. The circuit board is fixed between the top board and the bottom board. A test circuit is provided on the circuit board. A plurality of card slots are provided on the top board. The plurality of card slots include a single-phase HPLC module card slot, a single-phase / three-phase HPLC module universal card slot, and a type-II collector card slot. The single-phase HPLC module card slot and the single-phase / three-phase HPLC module universal card slot are arranged in a first area of the top board, and the type-II collector card slot is arranged in a second area of the top board. When a communication unit to be tested is placed into the card slot, the communication unit to be tested is connected to the test circuit to be connected to a test host computer through the test circuit.
[0007] In addition, the communication unit testing device of the present utility model described above may further have the following additional technical features:
[0008] In some examples, a plurality of power interfaces are provided on one side of the top board. The plurality of power interfaces include a three-phase four-wire power interface and a control board power interface. The three-phase four-wire power interface is used to connect to a three-phase four-wire power supply and is respectively connected to the strong power interface of the single-phase HPLC module card slot, the strong power interface of the single-phase / three-phase HPLC module universal card slot, and the power interface of the type-II collector card slot. The control board power interface is used to connect to a control board power supply, is connected to the test circuit, and is connected to the weak power interface of the single-phase HPLC module card slot, the weak power interface of the single-phase / three-phase HPLC module universal card slot, and the RS-485 interface of the type-II collector card slot through the test circuit.
[0009] In some examples, an Ethernet interface is further provided on one side of the top board. The Ethernet interface is connected to the test circuit to establish a connection between the test circuit and the host computer.
[0010] In some examples, the plurality of power interfaces and the Ethernet interface are both provided on the side of the top board close to the first area and far from the second area.
[0011] In some examples, a communication indicator light is further provided on the top board. The communication indicator light is connected to the test circuit.
[0012] In some examples, the number of the single-phase HPLC module card slots is 15, the number of the single-phase / three-phase HPLC module universal card slots is 5, and the number of the type-II collector card slots is 5.
[0013] In some examples, the 15 single-phase HPLC module card slots are arranged in a 3×5 array, the 5 single-phase / three-phase HPLC module universal card slots are arranged in a 1×5 array, the 5 type-II collector card slots are arranged in a 1×5 array, and the single-phase / three-phase HPLC module universal card slots are located between the single-phase HPLC module card slots and the type-II collector card slots.
[0014] In some examples, fixing bayonets and a plurality of heat dissipation holes are provided on the bottom board, the fixing bayonets are arranged on one side of the bottom board, and are on the same side as the arrangement side of the plurality of power interfaces on the top board.
[0015] To achieve the above object, a second aspect of the present utility model provides a communication unit testing device, including: the above-mentioned communication unit testing apparatus.
[0016] To achieve the above object, a third aspect of the present utility model provides a communication unit testing system, including: a test host computer, and the above-mentioned communication unit testing device.
[0017] The communication unit testing apparatus, device and system of the present utility model can test various communication units without building a real multi-meter collection usage environment, with simple operation and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 is a structural block diagram of a communication unit testing apparatus according to an embodiment of the present utility model;
[0019] Figure 2 is a side view of a communication unit testing apparatus according to an embodiment of the present utility model;
[0020] Figure 3 is a front view of the top board of a communication unit testing apparatus according to an embodiment of the present utility model;
[0021] Figure 4 is a rear view of the bottom board of a communication unit testing apparatus according to an embodiment of the present utility model;
[0022] Figure 5 is a structural block diagram of a communication unit testing device according to an embodiment of the present utility model;
[0023] Figure 6 is a structural block diagram of a communication unit testing system according to an embodiment of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0024] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the present utility model, and should not be construed as a limitation of the present utility model.
[0025] The waveform conversion device, oscillation circuit, and water treatment device according to embodiments of the present utility model will be described below with reference to the accompanying drawings.
[0026] Figure 1 It is a structural block diagram of a communication unit test device according to an embodiment of the present utility model.
[0027] As Figure 1 shown, the communication unit test device 100 includes: a top board 101, a circuit board 102, and a bottom board 103. The circuit board 102 is fixed between the top board 101 and the bottom board 103. A test circuit 1021 is provided on the circuit board 102. A plurality of card slots are provided on the top board 101. The plurality of card slots include a single-phase HPLC module card slot 1011, a single-phase / three-phase HPLC module common card slot 1012, and a type-II collector card slot 1013. The single-phase HPLC module card slot 1011 and the single-phase / three-phase HPLC module common card slot 1012 are provided in a first area of the top board 101, and the type-II collector card slot 1013 is provided in a second area of the top board 101. When the communication unit to be tested is placed into the card slot, the communication unit to be tested is connected to the test circuit 1021 to be connected to the test host computer through the test circuit 1021.
[0028] Among them, the type-II collector supports two cases: using RS-485 wired communication and not using RS-485 wired communication, that is, it supports the HPLC communication unit or the micro-power wireless communication unit, and also supports the dual-mode communication unit. The standards adopted by the communication unit test device 100 include: "Q / GDW 1374.3-2013 Technical Specification for Power User Electricity Information Acquisition System - Part 3: Communication Unit Technical Specification", "Q / GDW 1355-2013 Type Specification for Single-Phase Smart Electric Energy Meters", "Q / GDW 1356-2013 Type Specification for Three-Phase Smart Electric Energy Meters", "Q / GDW 1357.3-2013 Type Specification for Power User Electricity Information Acquisition System - Part 3: Collector Type Specification", "Technical Specification for Dual-Mode Concentrator and Communication Unit" issued by State Grid Beijing Electric Power Company in 2018, and "Technical Specification for Dual-Mode Type-II Collector" issued by State Grid Beijing Electric Power Company in 2019.
[0029] Specifically, the top board 101, the circuit board 102, and the bottom board 103 are as Figure 2As shown in the figure. The test circuit 1021 has the functions of a virtual electricity meter and a virtual concentrator, and supports communication modules such as a single-phase electricity meter local communication module, a three-phase electricity meter local communication module, a concentrator local communication module, a State Grid Type II collector, and a concentrator uplink communication module. The standards supported by the virtual electricity meter may include: "DL / T 645-2007 Multifunctional Electricity Meter Communication Protocol", "DL / T 698.45 Power Information Acquisition and Management System - Object-Oriented Data Exchange Protocol", etc. When the communication unit to be tested is placed in this card slot, the communication unit to be tested communicates with the virtual electricity meter or the virtual concentrator of the test circuit 1021. At this time, a network node with communication functions is formed among the virtual electricity meter, the virtual concentrator, and the communication unit to be tested, participating in the networking and communication of the local communication of the power consumption information acquisition system. In this virtual environment, relevant tests are carried out on the communication unit to be tested through standard instruments and system test software, which can quickly build a test environment and ensure the consistency of the test environment and the accuracy of the test results. The above-mentioned relevant tests refer to obtaining the basic information (such as software and hardware version information), working frequency band, power consumption, and working parameters corresponding to configuration parameters of the communication unit to be tested to ensure that the communication unit to be tested can work normally after actual installation.
[0030] The communication unit test device of the embodiment of the present utility model can test various communication units without building a real multi-meter acquisition use environment, and has simple operation and high efficiency.
[0031] In some embodiments, as Figure 3 shown, multiple power interfaces are provided on one side of the top board 101. The multiple power interfaces include a three-phase four-wire power interface 1014 and a control board power interface 1015. Among them, the three-phase four-wire power interface 1014 is used to connect to the three-phase four-wire power supply, and is respectively connected to the strong power interface of the single-phase HPLC module card slot 1011, the strong power interface of the single-phase / three-phase HPLC module common card slot 1012, and the power interface of the Type II collector card slot 1013. The control board power interface 1015 is used to connect to the control board power supply, and is connected to the test circuit 1021, and is connected to the weak power interface of the single-phase HPLC module card slot 1011, the weak power interface of the single-phase / three-phase HPLC module common card slot 1012, and the RS-485 interface of the Type II collector card slot 1013 through the test circuit 1021.
[0032] Specifically, the three-phase four-wire power supply can be 380V, the control board power supply can be 24V, and the power interface of the Type II collector card slot 1013 can access 220V voltage.
[0033] In some embodiments, as Figure 3As shown, an Ethernet interface 1016 is further provided on one side of the top board 101. The Ethernet interface 1016 is connected to the test circuit 1021 for establishing a connection between the test circuit 1021 and the host computer.
[0034] Specifically, the external test software communicates with the communication unit test device 100 through Ethernet and realizes functions such as table address allocation, reading the access status of the communication unit to be tested, power control of the communication unit to be tested, reset control of the communication unit to be tested, event reporting control, and power consumption testing through the communication protocol (compiled separately) of the communication unit test device 100. After placing the communication unit to be tested and turning on the power, the communication unit to be tested automatically synchronizes the address; according to the communication protocol of the communication unit test device 100, the access situation of the communication unit to be tested (the number of communication units to be tested and the address of the communication unit to be tested) is read; according to the test requirements, test operations such as issuing table files and data reading are performed on the virtual concentrator through the test software. To improve the test efficiency and prevent spatial signal crosstalk, and build a networking environment with more topological levels, the communication unit test device 100 can be placed inside the shielding device, and multiple shielding devices can conduct tests independently or as a concentrator.
[0035] In some embodiments, as Figure 3 shown, multiple power interfaces and the Ethernet interface 1016 are both provided on the top board 101 near the first area and on the side far from the second area.
[0036] In some embodiments, as Figure 3 shown, a communication indicator light 1017 is further provided on the top board 101. The communication indicator light 1017 is connected to the test circuit 1021.
[0037] In some embodiments, as Figure 3 shown, the number of single-phase HPLC module slots 1011 is 15, the number of single-phase / three-phase HPLC module universal slots 1012 is 5, and the number of type II collector slots 1013 is 5.
[0038] In some embodiments, as Figure 3 shown, the 15 single-phase HPLC module slots 1011 are arranged in a 3×5 array, the 5 single-phase / three-phase HPLC module universal slots 1012 are arranged in a 1×5 array, the 5 type II collector slots 1013 are arranged in a 1×5 array, and the single-phase / three-phase HPLC module universal slots 1012 are located between the single-phase HPLC module slots 1011 and the type II collector slots 1013.
[0039] In some embodiments, as Figure 4As shown in the figure, on the bottom board 103, there are fixed bayonets 1031 and a plurality of heat dissipation holes 1032. The fixed bayonets 1031 are arranged on one side of the bottom board 103 and have the same setting side on the top board 101 as that of the plurality of power interfaces.
[0040] In summary, the communication unit testing device of the embodiment of the present invention can test various communication units without building a real multi-meter collection usage environment, with simple operation and high efficiency.
[0041] Figure 5 It is a structural block diagram of a communication unit testing device according to an embodiment of the present invention.
[0042] As Figure 5 shown, the communication unit testing device 500 includes: the above-mentioned communication unit testing device 100.
[0043] Figure 6 It is a structural block diagram of a communication unit testing system according to an embodiment of the present invention.
[0044] As Figure 6 shown, the communication unit testing system 600 includes: a test host computer 601, and the above-mentioned communication unit testing device 500.
[0045] In the description of this specification, the descriptions referring to terms such as "an embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.
[0046] In the description of the present invention, it should be understood that the orientation or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present invention.
[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise specifically defined.
[0048] In the present utility model, unless otherwise clearly specified and defined, terms such as "mounted", "connected", "coupled", "fixed", etc. shall be construed in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0049] In the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.
[0050] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present utility model.
Claims
1. A communication unit testing device, characterized in that Comprising: A top plate, a circuit board, and a bottom plate. The circuit board is fixed between the top plate and the bottom plate. A test circuit is provided on the circuit board. A plurality of card slots are provided on the top plate. The plurality of card slots include a single-phase HPLC module card slot, a common card slot for single-phase / three-phase HPLC modules, and a type-II collector card slot. The single-phase HPLC module card slot and the common card slot for single-phase / three-phase HPLC modules are provided in a first area of the top plate, and the type-II collector card slot is provided in a second area of the top plate; Wherein, when a communication unit to be tested is placed into the card slot, the communication unit to be tested is connected to the test circuit to be connected to a test host computer through the test circuit.
2. The communication unit testing device according to claim 1, wherein A plurality of power interfaces are provided on one side of the top plate. The plurality of power interfaces include a three-phase four-wire power interface and a control board power interface; wherein, The three-phase four-wire power interface is used to connect to a three-phase four-wire power supply and is respectively connected to the power interface of the single-phase HPLC module card slot, the power interface of the common card slot for single-phase / three-phase HPLC modules, and the power interface of the type-II collector card slot; The control board power interface is used to connect to a control board power supply, is connected to the test circuit, and is connected to the weak power interface of the single-phase HPLC module card slot, the weak power interface of the common card slot for single-phase / three-phase HPLC modules, and the RS-485 interface of the type-II collector card slot through the test circuit.
3. The communication unit testing device according to claim 2, wherein, An Ethernet interface is further provided on one side of the top plate. The Ethernet interface is connected to the test circuit for establishing a connection between the test circuit and the host computer.
4. The communication unit testing device according to claim 3, wherein, The plurality of power interfaces and the Ethernet interface are both provided on the side of the top plate close to the first area and far from the second area.
5. The communication unit testing device according to claim 1, wherein, A communication indicator light is further provided on the top plate. The communication indicator light is connected to the test circuit.
6. The communication unit testing device according to claim 1, characterized in that The number of the single-phase HPLC module card slots is 15, the number of the common card slots for single-phase / three-phase HPLC modules is 5, and the number of the type-II collector card slots is 5.
7. The communication unit testing device according to claim 6, wherein, The 15 single-phase HPLC module card slots are arranged in a 3×5 array, the 5 common card slots for single-phase / three-phase HPLC modules are arranged in a 1×5 array, the 5 type-II collector card slots are arranged in a 1×5 array, and the common card slot for single-phase / three-phase HPLC modules is located between the single-phase HPLC module card slots and the type-II collector card slots.
8. The communication unit testing device according to claim 2, characterized in that, Fixing buckles and a plurality of heat dissipation holes are provided on the bottom plate. The fixing buckles are provided on one side of the bottom plate and are on the same side as the side where the plurality of power interfaces are provided on the top plate.
9. A communication unit test device, characterized in that, Comprising: The communication unit testing device according to any one of claims 1-8.
10. A communication unit testing system, characterized in that, Comprising: A test host computer, and the communication unit testing device according to claim 9.