CN210518321U

CN210518321U - Mutual inductor with low-voltage carrier and low-power consumption remote communication

Info

Publication number: CN210518321U
Application number: CN201922154218.3U
Authority: CN
Inventors: 李沛; 仇寅; 叶爱琴
Original assignee: Jiangsu Bori Electrical Co ltd
Current assignee: Ruixin Technology Hebei Xiongan Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-05-12
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a mutual-inductor with low pressure carrier wave and low-power consumption remote communication relates to mutual-inductor technical field, including mutual-inductor (JLSZ 11-10-CT), consumer, low pressure power line carrier communication module (PLC terminal), carrier communication collection module (PLC local side) and HB501R low-power consumption ad hoc network module. The utility model discloses on current mutual-inductor basis, cancel outside secondary coil external terminal, embedding low pressure power line carrier communication module and HB501R low-power consumption ad hoc network module in inside, these two communication modules of secondary coil lug connection make mutual-inductor self output communication signal.

Description

Mutual inductor with low-voltage carrier and low-power consumption remote communication

Technical Field

The utility model relates to a mutual-inductor technical field, concretely relates to mutual-inductor with low pressure carrier wave and low-power consumption remote communication.

Background

The traditional voltage and current mutual inductor is intended to accurately transmit the voltage and current information of a primary system to a measuring or protecting device, and needs to be led to the measuring or protecting device through an external connecting terminal of a secondary coil of the mutual inductor, and has the following defects:

1. because the measurement information of the mutual inductor is output through the secondary coil, a secondary cable specially used for the mutual inductor needs to be additionally arranged outside the existing primary transmission line, and a large part of manpower and material resources are occupied;

2. because the mutual inductor does not take the communication function by itself, when needing long-distance collection, transmission data, need additionally to install third party communication equipment, carry out the communication again with the electric power data conversion of mutual inductor output to communication signal now, increased work load promptly and increased the cost again. In addition, the existing wireless communication technology also has the problems of high cost, poor anti-interference performance, incapability of considering both transmission distance and low power consumption and the like.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, it is an object of the present invention to overcome the disadvantages of the prior art.

In order to realize the technical purpose, the utility model discloses a scheme is:

preferably, the mutual inductor with the low-voltage carrier and the low-power consumption long-distance communication comprises a mutual inductor (JLSZ 11-10-CT), electric equipment, a low-voltage power line carrier communication module (PLC terminal), a carrier communication acquisition module (PLC local side) and an HB501R low-power consumption ad hoc network module.

Preferably, the electric equipment is connected with a transformer (JLSZ 11-10-CT) through a power line, the output end of the transformer (JLSZ 11-10-CT) transmits power data to a low-voltage power line carrier communication module (PLC terminal), the low-voltage power line carrier communication module (PLC terminal) converts the power data of the transformer (JLSZ 11-10-CT) into a carrier communication signal, the low-voltage power line carrier communication module (PLC terminal) transmits the carrier communication signal to a carrier communication acquisition module (PLC local side), and the carrier communication acquisition module (PLC local side) converts the carrier communication signal into the power data and transmits the power data to the measurement protection monitoring device.

Preferably, the electric equipment is connected with a transformer (JLSZ 11-10-CT) through a power line, and the transformer (JLSZ 11-10-CT) transmits the power data of the transformer (JLSZ 11-10-CT) to the HB501R low-power consumption ad hoc network module through a LoRa long-distance wireless transmission technology.

Preferably, the HB501R low-power ad hoc network module transmits power data to the HB602F wireless ad hoc network gateway module, and the HB602F wireless ad hoc network gateway module realizes real-time monitoring of the HB501R low-power ad hoc network module.

Preferably, the input end of the HB602F wireless ad hoc network gateway module is connected to a system background monitoring device.

The utility model has the advantages that:

on the basis of the existing mutual inductor, an external terminal of an external secondary coil is eliminated, a low-voltage power line carrier communication module and an HB501R low-power-consumption ad hoc network module are embedded inside, and the secondary coil is directly connected with the two communication modules, so that the mutual inductor outputs communication signals.

1. The communication of Low voltage broadband power line carrier (LVPLC) is a special communication mode for voice or data transmission by using a Low voltage power distribution line (380/220V subscriber line) as an information transmission medium, a network does not need to be built again, data transmission can be carried out as long as wires are available, and the problem that a secondary cable needs to be additionally arranged is solved;

2. the HB501R low-power consumption ad hoc network module is a wireless communication ad hoc network module developed based on the Long distance wireless transmission technology of LoRa, through the module, the mutual inductor can directly upload signals to the system background, and no third-party communication equipment is required to be additionally installed.

Drawings

Fig. 1 is a schematic structural diagram of a low-voltage power line carrier communication module (PLC terminal);

FIG. 2 is a schematic structural diagram of a low power consumption ad hoc network module of HB 501R;

fig. 3 is a circuit diagram of a low voltage power line carrier communication module (PLC terminal);

FIG. 4 is a pin definition diagram of a low voltage power line carrier communication module (PLC terminal) interface;

fig. 5 is a circuit diagram of a BB602F wireless ad hoc network gateway module;

FIG. 6 is a circuit diagram of a system background monitoring device;

fig. 7 is a circuit diagram of a measurement protection detection device.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in FIG. 1, the embodiment of the present invention is

Preferably, the mutual inductor with the low-voltage carrier and the low-power consumption remote communication comprises a mutual inductor (JLSZ 11-10-CT), electric equipment, a low-voltage power line carrier communication module (a PLC terminal), a carrier communication acquisition module (a PLC local side) and an HB501R low-power consumption ad hoc network module; the electric equipment is connected with a mutual inductor (JLSZ 11-10-CT) through a power line, the output end of the mutual inductor (JLSZ 11-10-CT) transmits power data to a low-voltage power line carrier communication module (PLC terminal), the low-voltage power line carrier communication module (PLC terminal) converts the power data of the mutual inductor (JLSZ 11-10-CT) into a carrier communication signal, the low-voltage power line carrier communication module (PLC terminal) transmits the carrier communication signal to a carrier communication acquisition module (PLC local side), and the carrier communication acquisition module (PLC local side) converts the carrier communication signal into the power data and transmits the power data to a measurement protection monitoring device; the electric equipment is connected with a transformer (JLSZ 11-10-CT) through a power line, and the transformer (JLSZ 11-10-CT) transmits the power data of the transformer (JLSZ 11-10-CT) to the HB501R low-power consumption ad hoc network module through LoRa long-distance wireless transmission technology; the HB501R low-power-consumption ad hoc network module transmits power data to the HB602F wireless ad hoc network gateway module, and the HB602F wireless ad hoc network gateway module realizes real-time monitoring of the HB501R low-power-consumption ad hoc network module; the input end of the HB602F wireless ad hoc network gateway module is connected with a system background monitoring device.

In the specific implementation:

because the distribution transformer has a blocking effect on power carrier signals, a low-voltage power line carrier communication mode can be used in the same region and the same level power system, the existing power line is utilized, analog or digital signals are transmitted at high speed in a carrier mode, a network does not need to be erected again, data transmission can be carried out as long as the power line is available, the application and maintenance cost is effectively reduced, and the distribution transformer is widely applied to the aspects of automatic meter reading, illumination control, intelligent communities, intelligent buildings, home networks, household intelligent control, household security and the like.

When incoming line remote communication is needed, wireless remote communication is achieved through the HB501R low-power-consumption ad hoc network module. The HB501R low-power-consumption ad hoc network module is a wireless communication ad hoc network module developed based on a long-distance wireless transmission technology of LoRa, and has the advantages of ultra-low power consumption (standby power consumption 200nA level), long-distance wide coverage, low cost (LoRa mainly runs in global free frequency bands including 433, 868, 915 MHz and the like), high receiving sensitivity, fast deployment and the like. Through the embedded HB501R low-power consumption ad hoc network module, the system background can directly receive signals such as reading the power data of the mutual inductor and monitoring the fault alarm of the mutual inductor. Especially in some places with severe environment and difficult access of personnel, the manual inspection force can be effectively reduced, a large amount of manpower and material resources are saved, and the economic benefit is improved.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.

Claims

1. The utility model provides a mutual-inductor with low pressure carrier wave and low-power consumption remote communication which characterized in that: the system comprises a mutual inductor JLSZ11-10-CT, electric equipment, a low-voltage power line carrier communication module PLC terminal, a carrier communication acquisition module PLC local side and a BB601R low-power consumption ad hoc network module.

2. The transformer with low voltage carrier and low power consumption telecommunication according to claim 1, wherein: the electric equipment is connected with a mutual inductor JLSZ11-10-CT through a power line, the output end of the mutual inductor JLSZ11-10-CT transmits power data to a low-voltage power line carrier communication module PLC terminal, the low-voltage power line carrier communication module PLC terminal converts the power data of the mutual inductor JLSZ11-10-CT into carrier communication signals, the low-voltage power line carrier communication module PLC terminal transmits the carrier communication signals to a carrier communication acquisition module PLC local side, and the carrier communication acquisition module PLC local side converts the carrier communication signals into the power data and transmits the power data to a measurement protection monitoring device.

3. The mutual inductor with low voltage carrier and low power consumption telecommunication according to claim 1 or 2, wherein: the transformer JLSZ11-10-CT transmits the power data of the transformer JLSZ11-10-CT to the BB601R low-power-consumption ad hoc network module through the LoRa long-distance wireless transmission technology.

4. The transformer with low voltage carrier and low power consumption telecommunication according to claim 1, wherein: the BB601R low-power-consumption ad hoc network module transmits power data to the BB602F wireless ad hoc network gateway module, and the BB602F wireless ad hoc network gateway module realizes real-time monitoring of the BB601R low-power-consumption ad hoc network module.

5. The transformer with low voltage carrier and low power consumption telecommunication of claim 4, wherein: the input end of the BB602F wireless ad hoc network gateway module is connected with a system background monitoring device.