CN216595296U

CN216595296U - Low-voltage electricity utilization analyzer

Info

Publication number: CN216595296U
Application number: CN202123174030.9U
Authority: CN
Inventors: 梁春峰; 赵磊; 张子恒; 邸娇亮; 王立业
Original assignee: Baoding Langxin Electronic Technology Co ltd
Current assignee: Baoding Langxin Electronic Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-24
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a low-voltage electricity utilization analyzer which comprises a case, wherein one end of the case is provided with a voltage interface, a current interface and a communication interface, a metering chip, a 4G module, a WiFi module, a storage module and a lithium battery are arranged in the case, the voltage interface, the current interface and the communication interface are respectively connected with the metering chip through lines, and the metering chip is respectively connected with the 4G module, the WiFi module, the storage module and the lithium battery through lines. The low-voltage electricity utilization analyzer integrates the technologies of electricity utilization metering, concentrator communication meter reading, carrier wave meter reading and 4G remote data transmission and the like, achieves the purpose that the abnormal line loss condition is obtained through big data cloud computing and alarms, and further greatly improves timeliness and reduces manual troubleshooting workload.

Description

Low-voltage electricity utilization analyzer

Technical Field

The utility model relates to the technical field of low-voltage distribution network devices, in particular to a low-voltage electricity utilization analyzer.

Background

At present, a carrier meter reading and a concentrator 485/232 meter reading are mainly adopted in the electric power meter reading technology, but in practical application, a plurality of devices cannot be compatible with two meter reading modes, the problems that a reading item cannot be manually specified due to fixed reading items, data cannot support long-term storage for remote viewing exist, the existing electric energy meter cannot simultaneously measure forward and reverse electric quantity, various electric parameters cannot be uploaded in high-density real-time mode, and the function is insufficient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-voltage electricity utilization analyzer which integrates the technologies of electricity utilization metering, concentrator communication meter reading, carrier wave meter reading and 4G remote data transmission and the like, realizes the purpose of obtaining the abnormal line loss condition through big data cloud computing and gives an alarm, further greatly improves the timeliness and reduces the workload of manual troubleshooting, and can solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a low pressure electricity consumption analysis appearance, includes the machine box, the one end of machine box sets up voltage interface, current interface and communication interface, and the inside of machine box sets up measurement chip, 4G module, wiFi module, storage module and lithium cell, voltage interface, current interface and communication interface are respectively through line connection measurement chip, and 4G module, wiFi module, storage module and lithium cell are connected respectively through the circuit to the measurement chip.

Preferably, the voltage interface is connected with the phase line A, the phase line B, the phase line C and the phase line N of the low-voltage bus through power lines respectively.

Preferably, the communication interface comprises an RS485 interface and an RS 232 interface, and the specification supports Q/GDW376.1 and DL/T698.45.

Preferably, the current interface is standard-matched with three channels and nine current lines, each current line is connected with a current transformer, the current transformers are respectively sleeved on the phase line A, the phase line B and the phase line C of the low-voltage bus, and the protocols support DLT/645 and DL/T698.45.

Preferably, the current transformer is an open type current transformer, and the range of the current transformer is flexibly configured within the range of 50A, 100A, 200A and 500A.

Compared with the prior art, the utility model has the following beneficial effects:

this low pressure power consumption analysis appearance, collect the power consumption data measurement, the concentrator communication, the carrier wave is checked meter, functions in an organic whole such as wiFi and 4G communication, the realization is to the three-phase electrical parameter measurement of low pressure distribution mounting point and read all smart electric meter's in this within range data, after gathering and arrangement, convey to backstage cloud ware by 4G remote communication and carry out the operation processing of data, realize timeliness and the accuracy of low pressure distribution lines power consumption monitoring, and can long-term on-line monitoring, thereby manpower and materials have been saved, the intelligent level and the electric power network safe and economic operation ability of low pressure platform district management have been promoted.

Drawings

FIG. 1 is a view showing the internal structure of the housing of the present invention;

FIG. 2 is a block diagram of the present invention;

fig. 3 is a diagram of a data remote transmission system according to the present invention.

In the figure: 1. a case; 2. a voltage interface; 3. a current interface; 4. a communication interface; 41. an RS485 interface; 42. 232 interface; 5. a metering chip; 6. a 4G module; 7. a WiFi module; 8. a storage module; 9. a lithium battery; 10. a current transformer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a low-voltage electricity consumption analyzer includes a case 1, a voltage interface 2, a current interface 3 and a communication interface 4 are disposed at one end of the case 1, a metering chip 5, a 4G module 6, a WiFi module 7, a storage module 8 and a lithium battery 9 are disposed inside the case 1, the voltage interface 2, the current interface 3 and the communication interface 4 are respectively connected with the metering chip 5 through circuits, and the metering chip 5 is respectively connected with the 4G module 6, the WiFi module 7, the storage module 8 and the lithium battery 9 through circuits.

In the above, the voltage interface 2 is respectively connected to the a phase line, the B phase line, the C phase line and the N phase line of the low-voltage bus through power lines, the current interface 3 is standard-matched with three-channel and nine-channel current lines, and each current line is respectively connected to the current transformer 10, the current transformers 10 are respectively sleeved on the a phase line, the B phase line and the C phase line of the low-voltage bus, and the protocols support DLT/645 and DL/T698.45, so that the metering chip 5 realizes accurate three-phase four-wire electric energy metering, and simultaneously accurately meters the three-channel and nine-channel current lines respectively, meets the metering requirements of most branches, and has a carrier meter reading function.

Because the communication interface 4 comprises the RS485 interface 41 and the RS 232 interface 42, and the protocol supports the Q/GDW376.1 and the DL/T698.45, the data acquisition function of communication with the concentrator is met, and the reading of the data of the concentrator and the expansion communication interface of the intelligent electric meter is facilitated.

Because the current transformer 10 is an open-type current transformer and the measuring range of the current transformer 10 is flexibly configured in the ranges of 50A, 100A, 200A and 500A, the installation and the disassembly of the product can be greatly facilitated.

According to the low-voltage electricity consumption analyzer, the metering chip 5 uploads data to the cloud platform in real time through the 4G module 6, the cloud platform consists of the special server, professional electricity consumption information statistical analysis software running on the special server and a foreground interface, and therefore after the hardware terminal is remotely connected with the server, the obtained node electricity consumption data and the data of the intelligent electric meter in the corresponding range can be sent to the database for storage at regular time. Meanwhile, the cloud server power utilization information statistical analysis algorithm automatically calculates various data comparison analysis results in the same time period to form line loss data, displays the data results on a foreground interface, and automatically pushes alarm information, so that timeliness is greatly improved, and manual troubleshooting workload is reduced.

In summary, the following steps: this low pressure power consumption analysis appearance collects technologies such as power consumption measurement, concentrator communication meter reading, carrier wave copy table and 4G remote data transmission in an organic whole, realizes that big data cloud calculates and obtains the unusual situation of line loss and report to the police, and then very big improvement promptness and reduction manual investigation work load can effectively solve prior art problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A low-voltage electricity consumption analyzer comprises a case (1), and is characterized in that: one end of the machine box (1) is provided with a voltage interface (2), a current interface (3) and a communication interface (4), the inside of the machine box (1) is provided with a metering chip (5), a 4G module (6), a WiFi module (7), a storage module (8) and a lithium battery (9), the voltage interface (2), the current interface (3) and the communication interface (4) are respectively connected with the metering chip (5) through lines, and the metering chip (5) is respectively connected with the 4G module (6), the WiFi module (7), the storage module (8) and the lithium battery (9) through lines.

2. The low-voltage electricity consumption analyzer according to claim 1, wherein: and the voltage interface (2) is respectively connected with the phase line A, the phase line B, the phase line C and the phase line N of the low-voltage bus through power lines.

3. The low-voltage electricity consumption analyzer according to claim 1, wherein: the communication interface (4) comprises an RS485 interface (41) and an RS 232 interface (42), and the protocol supports Q/GDW376.1 and DL/T698.45.

4. The low-voltage electricity consumption analyzer according to claim 1, wherein: the current interface (3) is provided with three channels and nine current lines in a standard distribution manner, each current line is connected with a current transformer (10), the current transformers (10) are respectively sleeved on the phase line A, the phase line B and the phase line C of the low-voltage bus, and the protocols support DLT/645 and DL/T698.45.

5. The low-voltage electricity consumption analyzer according to claim 4, wherein: the current transformer (10) is an open-type current transformer, and the range of the current transformer (10) is flexibly configured within the range of 50A, 100A, 200A and 500A.