Intelligent electric meter control system and electric meter shell

Abstract

The utility model relates to the technical field of intelligent electric meters, in particular to an intelligent electric meter control system and an electric meter shell. The control system comprises a metering chip used for calculating electric energy data; the processing chip is electrically connected with the metering chip; the power supply management module is electrically connected with the processing chip and is used for controlling power supply of a power supply; the display module is electrically connected with the processing chip and is used for displaying the electric energy data; the communication module is electrically connected with the processing chip and is used for communicating with the outside; and the storage module is electrically connected with the processing chip and is used for storing data. The efficiency and accuracy of electric energy data processing can be improved, the stability of data processing is ensured, and then the performance of the electric meter is improved.

Description

Technical Field

[0001] This application relates to the technical field of smart meters, and particularly to a smart meter control system and a meter housing. Background Art

[0002] With the continuous development of the smart grid, smart meters are increasingly widely used and are commonly applied to various electricity-consuming units such as factories, communities, and shopping malls. Among them, the accuracy and stability of the electrical energy data of the meters are crucial for the monitoring and billing of the power system.

[0003] Currently, most smart meters on the market use a single chip to process all data. Due to the multifunctionality of smart meters, there are many built-in functional modules, and corresponding various input and output data are numerous. When the chip processes a large amount of data, the calculation efficiency and accuracy of its electrical energy data will be reduced to a certain extent; moreover, in the face of harsh environments such as a relatively humid environment or the frequent opening and closing of the meter housing mechanism box, the sealing performance of its housing is often difficult to guarantee, and it is unable to effectively prevent water vapor from invading, which will also affect the accuracy and stability of the electrical energy data of the meter. Utility Model Content

[0004] In order to overcome at least some of the defects and deficiencies existing in the prior art, this application provides a smart meter control system and a meter housing, which can improve the efficiency and accuracy of electrical energy data processing, ensure the stability of data processing, and thus improve the performance of the meter.

[0005] In a first aspect, an embodiment of the present invention provides a smart meter control system, adopting the following technical solution:

[0006] A smart meter control system includes: a metering chip for calculating electrical energy data; a processing chip electrically connected to the metering chip; a power management module electrically connected to the processing chip for controlling the power supply; a display module electrically connected to the processing chip for displaying electrical energy data; a communication module electrically connected to the processing chip for communicating with the outside; and a storage module electrically connected to the processing chip for storing data.

[0007] By adopting the above technical solution, integrating the metering chip, the processing chip, the power management module, the display module, the communication module, and the storage module into a system can realize the all-round processing and display of electrical energy data, and using the metering chip to process the electrical energy data alone can greatly improve the calculation efficiency and accuracy of the electrical energy data, and thus improve the performance of the meter.

[0008] Optionally, a smart meter control system further includes: a security module electrically connected to the processing chip for encrypting the transmitted data.

[0009] By adopting the above technical solution, the setting of the security module can encrypt the transmitted data, ensure the security of data transmission, effectively prevent data leakage and illegal tampering, and enhance the data security protection ability of the smart meter.

[0010] Optionally, a smart meter control system further includes: a test interface electrically connected to the processing chip for externally connecting a test device; a key module electrically connected to the processing chip for inputting an execution command to the processing chip.

[0011] By adopting the above technical solution, the setting of the test interface can facilitate the functional test and performance debugging of the smart meter control system, timely discover and eliminate potential problems and hidden dangers, and ensure the stable and reliable operation of the system; the setting of the key module can facilitate the operator to input an execution instruction to the processing chip based on requirements, increasing the operability of the operator.

[0012] In a second aspect, another embodiment of the present invention provides a smart meter housing, adopting the following technical solution:

[0013] A smart meter housing for accommodating the control system described in the above embodiment includes: an upper housing; a lower housing provided with a clamping groove at one side end opposite to the upper housing, and the edge of the upper housing is inserted into the clamping groove and is fitted with the lower housing; a wiring assembly including a housing cover body and a wiring housing, the wiring housing is accommodated at one end of the lower housing, and the housing cover body is connected to the lower housing for covering the wiring housing; wherein one side surface of the wiring housing is provided with a wiring hole, and the other side surface is provided with a detachable first cover plate.

[0014] By adopting the above technical solution, the upper housing and the lower housing are tightly connected together in an embedded manner through the clamping groove, and the housing cover body is connected to the lower housing to cover the wiring housing, which can form a complete waterproof outer shell structure of the meter to ensure the sealing of the outer shell; and the wiring housing is accommodated at one end of the lower housing and is covered and protected by the housing cover body, which can effectively prevent external dust and liquid from damaging the wiring part, and cooperate with the detachable first cover plate provided on the wiring housing, which can facilitate the overhaul and maintenance operations of the wiring hole. Furthermore, with this housing structure of the meter, it can provide comprehensive moisture-proof protection for the meter in a humid environment, ensure the stable operation of the meter in a harsh environment, and improve the performance of the meter.

[0015] Optionally, the housing cover body is provided with a first plug-in member and a second plug-in member; one end of the lower housing accommodating the wiring housing is provided with a first plug-in hole and a second plug-in hole; wherein, when the housing cover body and the lower housing are assembled, the first plug-in member is correspondingly inserted into the first plug-in hole, and the second plug-in member is correspondingly inserted into the second plug-in hole.

[0016] By adopting the above technical solution, during assembly, only the first plug-in part and the second plug-in part need to be inserted into the corresponding first plug-in hole and second plug-in hole respectively, so as to realize the quick connection between the shell cover and the lower shell, thereby improving the assembly efficiency.

[0017] Optionally, a third plug-in part is arranged on the upper shell for plugging into the lower shell.

[0018] By adopting the above technical solution, the arrangement of the third plug-in part can enhance the connection stability between the upper shell and the lower shell.

[0019] Optionally, engaging holes are arranged at both ends of the first cover plate corresponding to the wiring shell. One end of the first cover plate is provided with a first convex part, and the other end is provided with an adjustable first buckle part. Among them, the first cover plate is buckled in the engaging holes through the first convex part and the first buckle part in sequence and is arranged on the wiring shell. The lower shell is further provided with a second convex part corresponding to the engaging holes, and the wiring shell is buckled on the lower shell through the engaging holes and the second convex part is engaged.

[0020] By adopting the above technical solution, engaging holes are arranged at both ends of the first cover plate corresponding to the wiring shell. One end of the first cover plate is provided with a first convex part, and the other end is equipped with an adjustable first buckle part. During the installation process, the first convex part and the first buckle part are buckled in the engaging holes in sequence, and the first cover plate can be firmly arranged on the wiring shell. This structure not only improves the moisture-proof performance of the wiring shell but also facilitates the maintenance of the wiring terminals when needed. In addition, when the engaging holes buckle the second convex part, it is convenient to realize the snap-fit assembly of the wiring shell and the lower shell.

[0021] Optionally, a first buckle groove is arranged at one end of the upper shell embedded in the lower shell, and a second buckle part is arranged on the inner side of the lower shell corresponding to the first buckle groove.

[0022] By adopting the above technical solution, when the upper shell and the lower shell are covered, the second buckle part will be tightly buckled in the first buckle groove, thereby enhancing the connection stability between the shells. Moreover, this structure not only improves the moisture-proof performance of the shells but also ensures the safety and stability of the electric meter during use.

[0023] Optionally, a first functional accommodation part, a second functional accommodation part, and a functional accommodation area are arranged on the upper shell. Third buckle parts are arranged on the first functional accommodation part and the second functional accommodation part, and second buckle grooves are arranged on the inner side of the upper shell corresponding to the third buckle parts. The functional accommodation area is used for accommodating the display module and is provided with a light-transmitting second cover plate.

[0024] By adopting the above technical solution, when the first functional accommodating member and the second functional accommodating member are accommodated in the upper housing, the third fastening member will be tightly fastened in the second fastening groove, thereby enhancing the connection stability between the housings; in addition, a functional accommodating area for accommodating the display module is provided, which can make each functional module obtain a reasonable accommodating space and is convenient for observing and maintaining the display module.

[0025] Optionally, an intelligent electricity meter housing further includes a third cover plate for covering the first functional accommodating member and the second functional accommodating member and connecting the upper housing.

[0026] By adopting the above technical solution, the addition of the third cover plate can improve the integrity and aesthetics of the housing, and at the same time facilitate the protection of the first functional accommodating member and the second functional accommodating member.

[0027] In summary, the present application includes at least one of the following beneficial technical effects:

[0028] 1. Integrating the metering chip, the processing chip, the power management module, the display module, the communication module and the storage module into a system can realize the comprehensive processing and display of electrical energy data, and using the metering chip to process the electrical energy data alone can greatly improve the calculation efficiency and accuracy of the electrical energy data, thereby improving the performance of the electricity meter;

[0029] 2. The upper housing and the lower housing are tightly connected together in an embedded manner through the engaging groove, and the housing cover is connected to the lower housing to cover the wiring housing, which can form a complete waterproof housing structure for the electricity meter to ensure the sealing of the housing; and the wiring housing is accommodated at one end of the lower housing and is covered and protected by the housing cover, which can effectively prevent external dust and liquid from damaging the wiring part, and cooperate with the detachable first cover plate provided on the wiring housing, which can facilitate the maintenance and repair operations of the wiring holes. Furthermore, the housing structure of this electricity meter can provide comprehensive moisture-proof protection for the electricity meter in a humid environment, ensure the stable operation of the electricity meter in a harsh environment, and improve the performance of the electricity meter. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 is a three-dimensional schematic diagram of an intelligent electricity meter housing disclosed in an embodiment of the present application;

[0031] Figure 2 is Figure 1 a partial exploded schematic diagram of the intelligent electricity meter housing shown;

[0032] Figure 3 is Figure 1 a partial exploded schematic diagram of the intelligent electricity meter housing shown;

[0033] Figure 4 is Figure 1A top view schematic diagram of the upper shell of an intelligent meter shell shown;

[0034] Figure 5 is Figure 1 A schematic diagram of the cover body of an intelligent meter shell shown;

[0035] Figure 6 is Figure 1 An exploded schematic diagram of the wiring shell of an intelligent meter shell shown;

[0036] Figure 7 A three-dimensional schematic diagram of an intelligent meter control system disclosed in an embodiment of the present application.

[0037] Explanation of reference numerals:

[0038] 1. Metering chip; 2. Processing chip; 3. Power management module; 4. Display module; 5. Communication module; 6. Storage module; 7. Security module; 8. Button module; 9. Test interface; 10. Upper shell; 11. Third plug-in part; 12. First buckle groove; 13. First functional accommodating part; 14. Second functional accommodating part; 15. Functional accommodating area; 16. Third buckle part; 17. Second buckle groove; 20. Lower shell; 201. Second convex part; 21. Engaging groove; 22. First plug hole; 23. Second plug hole; 24. Second buckle part; 30. Wiring assembly; 31. Cover body; 311. First plug-in part; 312. Second plug-in part; 32. Wiring shell; 321. Wiring hole; 322. First cover plate; 3221. First convex part; 3222. First buckle part; 323. Engaging hole; 40. Second cover plate; 50. Third cover plate. Detailed implementation manners

[0039] The terms used in the following embodiments of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the present application. As used in the specification and appended claims of the present application, the singular forms "a", "an", "the above", "the" and "this" are also intended to include the plural forms, unless the context clearly indicates otherwise. It should also be understood that the term " / and / " used in the present application refers to and includes any or all possible combinations of one or more of the listed items.

[0040] Hereinafter, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as implying or suggesting relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present application, unless otherwise specified, the meaning of "a plurality" is two or more.

[0041] The technical solutions of the embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0042] Referring to Figure 1 and Figure 2 , an embodiment of the present application discloses an intelligent meter housing, including an upper housing 10, a lower housing 20, and a wiring assembly 30.

[0043] Among them, a clamping groove 21 for inserting the edge of the upper housing 10 is provided on the lower housing 20 (see Figure 3 ). The edge of the upper housing 10 is inserted into the clamping groove 21 and is fitted with the lower housing 20, which can realize the tight covering of the upper housing 10 and the lower housing 20 to ensure the stability and sealing of the housing.

[0044] The wiring assembly 30 includes a housing cover 31 and a wiring housing 32. The wiring housing 32 is accommodated at one end of the lower housing 20 and is connected to the lower housing 20 through the housing cover 31 for covering, effectively preventing external dust and liquid from damaging the wiring part. At the same time, a detachable first cover plate 322 is also provided on the wiring housing 32, which is convenient for the maintenance and repair operations of the wiring holes 321. In this way, the housing structure of the meter can provide comprehensive moisture-proof protection for the meter in a humid environment, ensure the stable operation of the meter in a harsh environment, and thus improve the performance of the meter.

[0045] Referring to Figure 2 , a first buckle groove 12 is provided at one end where the upper housing 10 is embedded in the lower housing 20, and a second buckle member 24 is provided on the inner side of the lower housing 20 corresponding to the first buckle groove 12.

[0046] Among them, a plurality of first buckle grooves 12 and second buckle members 24 are correspondingly provided, and are distributed on the peripheral side of the lower end of the upper housing 10 and the inner peripheral side of the lower housing 20. When the upper housing 10 and the lower housing 20 are covered, the second buckle member 24 will be tightly buckled in the first buckle groove 12, thereby enhancing the connection stability between the housings. And this buckle design can not only improve the moisture-proof performance of the housing, but also ensure the safety and stability of the meter during use.

[0047] Referring to Figure 3 and Figure 4 , a first functional accommodating member 13, a second functional accommodating member 14, and a functional accommodating area 15 are provided in the upper housing 10. Third buckle members 16 are provided at one end of the first functional accommodating member 13 and the second functional accommodating member 14 relative to the upper housing 10, and second buckle grooves 17 are provided on the inner side of the upper housing 10 corresponding to the third buckle members 16. The functional accommodating area 15 is used to accommodate the display module 4, and a light-transmitting second cover plate 40 is provided on the upper housing 10 for covering the functional accommodating area 15.

[0048] Among them, the third fastener 16 and the second fastener groove 17 are correspondingly arranged in plurality. When the first functional accommodation member 13 and the second functional accommodation member 14 are assembled in the upper housing 10, the third fastener 16 will be tightly fastened in the second fastener groove 17 to ensure the stability of the internal structure of the electric meter during use. And the display module 4 is accommodated in the functional accommodation area 15, so that each functional module can obtain a reasonable accommodation space, and the translucent second cover plate 40 can facilitate the observer to observe and maintain the display module 4.

[0049] See also Figure 3 A third cover plate 50 is also provided on the upper shell 10, which is used to cover the first functional container 13 and the second functional container 14, and one end of which is connected to the upper shell 10, which can improve the integrity and aesthetics of the shell while facilitating the protection of the first functional container 13 and the second functional container 14.

[0050] See also Figure 2 and Figure 5 A first connector 311 and a second connector 312 for fixing the lower shell 20 are arranged on the inner side of the shell cover 31. A first plug hole 22 and a second plug hole 23 close to the wiring shell 32 are arranged on the lower shell 20. The second plug hole 23 is located on an end face away from the upper shell 10.

[0051] During assembly, the first connector 311 is plugged into the first plug hole 22, and the second connector 312 is plugged into the second plug hole 23, so as to achieve a firm connection between the lower shell 20 and the shell cover 31, and this structure is also convenient for quick disassembly and maintenance when necessary.

[0052] See also Figure 2 A third connector 11 is also provided on the upper shell 10 for plugging into the lower shell 20 , which can enhance the connection stability between the upper shell 10 and the lower shell 20 .

[0053] Also, see Figure 6 The wiring housing 32 is provided with engaging holes 323 at both ends corresponding to the first cover plate 322 . A first protrusion 3221 is provided at one end of the first cover plate 322 , and an adjustable first buckle 3222 is provided at the other end.

[0054] During assembly, the first cover plate 322 is sequentially fastened in the fastening hole 323 via the first protrusion 3221 and the first fastening member 3222 , so that the first cover plate 322 can be stably arranged on the wiring housing 32 , thereby improving the moisture-proof performance of the wiring housing 32 .

[0055] It is worth mentioning that the first cover plate 322 can be easily removed from the wiring housing 32 by manually pushing the first latch 3222 , so as to inspect the wiring terminal when necessary.

[0056] See Figure 2 Figure 2 , a second convex member 201 is further provided on the lower housing 20. When the wiring housing 32 is installed on the lower housing 20, the second convex member 201 is inserted into the engaging hole 323, so as to facilitate the snap-fit assembly of the wiring housing 32 and the lower housing 20.

[0057] See Figure 7 Figure 7 , an intelligent electricity meter control system is disclosed in another embodiment of the present application, including a metering chip 1, a processing chip 2, a power management module 3, a display module 4, a communication module 5 and a storage module 6.

[0058] Among them, the metering chip 1 is only used for calculating electric energy data, and the processing chip 2 is electrically connected to the metering chip 1, the power management module 3, the display module 4, the communication module 5 and the storage module 6, and is used for processing the overall data, so as to improve the efficiency and accuracy of electric energy metering.

[0059] Specifically, the metering chip 1 and the processing chip 2 are data processing chips, both of which are used for data processing. The power management module 3 is used for controlling the power supply, and can control the switch of the electricity meter based on preset conditions such as current and voltage being lower than the preset values. The display module 4 is used for displaying electric energy data and has an LED display screen. The communication module 5 is used for communicating with the outside, and may include an infrared communication interface, one (or two) RS485 communication interfaces and one carrier communication interface. The storage module 6 is used for storing various electric energy data, and the storage module 6 is a non-volatile memory.

[0060] Furthermore, the control system further includes a security module 7, which can encrypt the transmitted data using the national cryptographic algorithm, ensure the security of data transmission, effectively prevent data leakage and illegal tampering, and enhance the data security protection ability of the intelligent electricity meter.

[0061] Furthermore, the control system further includes a test interface 9 and a button module 8 that are electrically connected to the processing core.

[0062] Among them, the test interface 9 is used for connecting external test equipment, which can facilitate the functional test and performance debugging of the intelligent electricity meter control system, so as to timely discover and eliminate potential problem hazards and ensure the stable and reliable operation of the system.

[0063] The button module 8 is used for inputting execution commands to the processing chip 2. For example, an operator sets the electric energy data to zero or modifies it based on the button, and the button module 8 transmits this modification instruction to the processing chip 2.

[0064] Here, each module in the intelligent electricity meter control system disclosed in this embodiment is used to be installed in the intelligent electricity meter housing in the above embodiment for application, and the structures, brands, and models of the modules of the system are not limited, as long as the same functions can be achieved.

[0065] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A smart meter control system, characterized in that: include: A metering chip (1), used for calculating electric energy data; A processing chip (2), electrically connected to the metering chip (1); A power management module (3), electrically connected to the processing chip (2), and used to control power supply; A display module (4), electrically connected to the processing chip (2) and used to display electric energy data; A communication module (5), electrically connected to the processing chip (2) and used for communicating with the outside; A storage module (6) is electrically connected to the processing chip (2) and is used to store data.

2. The smart meter control system according to claim 1, characterized in that: Also includes: A security module (7), electrically connected to the processing chip (2), and used for encrypting transmitted data; A key module (8) is electrically connected to the processing chip (2) and is used to input an execution command to the processing chip (2).

3. The smart meter control system according to claim 1, characterized in that: Also includes: A test interface (9) is electrically connected to the processing chip (2) and is used for connecting to an external test device.

4. A smart meter housing, used to accommodate the control system according to any one of claims 1 to 3, characterized in that: include: Upper housing (10); The lower shell (20) is provided with a snap-fitting groove (21) at one end of a side opposite to the upper shell (10), and the edge of the upper shell (10) is inserted into the snap-fitting groove (21) to be engaged with the lower shell (20); A wiring assembly (30) comprises a shell cover (31) and a wiring housing (32), wherein the wiring housing (32) is snap-fitted and accommodated at one end of the lower housing (20), and the shell cover (31) is connected to the lower housing (20) and is used to cover the wiring housing (32); wherein a wiring hole (321) is provided on one side of the wiring housing (32), and a detachable first cover plate (322) is provided on the other side.

5. The smart meter housing according to claim 4, characterized in that: The shell body (31) is provided with a first plug-in connector (311) and a second plug-in connector (312); One end of the lower housing (20) accommodating the wiring housing (32) is provided with a first plug hole (22) and a second plug hole (23); Wherein, when the shell cover (31) and the lower shell (20) are assembled, the first plug connector (311) is correspondingly inserted into the first plug hole (22), and the second plug connector (312) is correspondingly inserted into the second plug hole (23).

6. The smart meter housing according to claim 5, characterized in that: The upper housing (10) is provided with a third plug connector (11) for plugging into the lower housing (20).

7. The smart meter housing according to claim 4, characterized in that: The wiring housing (32) is provided with snap-fitting holes (323) at both ends corresponding to the first cover plate (322); one end of the first cover plate (322) is provided with a first protruding piece (3221), and the other end is provided with an adjustable first snap-fit ​​piece (3222); The first cover plate (322) is sequentially snapped into the snap-fitting hole (323) via the first protruding piece (3221) and the first snap-fitting piece (3222), and is arranged on the wiring housing (32); the lower housing (20) is further provided with a second protruding piece (201) corresponding to the snap-fitting hole (323), and the wiring housing (32) is snapped into the lower housing (20) via the snap-fitting hole (323) by snapping the second protruding piece (201).

8. The smart meter housing according to claim 4, characterized in that: A first buckle groove (12) is provided at one end of the upper shell (10) embedded in the lower shell (20), and a second buckle piece (24) is provided on the inner side of the lower shell (20) corresponding to the first buckle groove (12).

9. The smart meter housing according to claim 4, characterized in that: The upper shell (10) is provided with a first functional accommodating part (13), a second functional accommodating part (14) and a functional accommodating area (15); the first functional accommodating part (13) and the second functional accommodating part (14) are provided with a third snap-fitting part (16); a second snap-fitting groove (17) is provided on the inner side of the upper shell (10) corresponding to the third snap-fitting part (16); the functional accommodating area (15) is used to accommodate a display module (4); and a light-transmissive second cover plate (40) is provided on the upper shell (10) for covering the functional accommodating area (15).

10. The smart meter housing according to claim 9, characterized in that: It also includes a third cover plate (50) used to cover the first functional accommodation component (13) and the second functional accommodation component (14) and to be connected to the upper shell (10).

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