CN214851267U

CN214851267U - Low-power microdistribution system with monitoring device

Info

Publication number: CN214851267U
Application number: CN202121250351.XU
Authority: CN
Inventors: 刘永龙; 林福强; 宋健
Original assignee: Guangzhou Hanyun Information Technology Co ltd
Current assignee: Guangzhou Hanyun Information Technology Co ltd
Priority date: 2021-06-06
Filing date: 2021-06-06
Publication date: 2021-11-23
Anticipated expiration: 2031-06-06

Abstract

The utility model discloses a low-power microdistribution system with monitoring device, including near-end unit and distal end unit, near-end unit and distal end unit all independently are connected with a monitoring device, monitoring device adopts wireless communication transceiver module, near-end unit is including the LTE module, first microprocessor and the first FSK module that connect gradually, the distal end unit is including the second FSK module and the second microprocessor that connect gradually, connect through coaxial cable between first FSK module and the second FSK module. The utility model discloses not additionally adopting current coaxial cable to not only can carry out equipment state monitoring and control to the distal end unit under the condition that increases the circuit, can also realize that equipment is unusual to report an emergency and ask for help or increased vigilance the function of reporting, change into initiative control by passive detection mode in the past.

Description

Low-power microdistribution system with monitoring device

Technical Field

The utility model relates to a communication and equipment monitoring technology field, more specifically say, in particular to low-power microdistribution system with monitoring device.

Background

The microdistribution system is a network optimization communication device developed for solving the problem of weak coverage of a medium-range wireless communication network, various indoor deep weak coverage conditions are improved, and a low-power microdistribution system wireless frequency shift device is adopted for improving user experience. The low-power micro-distribution system wireless frequency shift equipment can support multi-system network coverage and is mainly used in scattered distribution scenes such as elevators, underground parking lots, supermarkets, important customer complaint residential districts and the like.

In existing microdistribution systems, both the near end unit and the far end unit belong to separate stand-alone devices. The operation state of the equipment cannot be known, the equipment of the near-end unit and the far-end unit cannot be remotely monitored, the operation state of the equipment cannot be known, the management and the control of the repeater station cannot be realized, if the equipment fails, the equipment cannot be reported in time, the equipment failure positioning cannot be carried out, the state and the information of the equipment cannot be obtained, the low-power micro-distribution system is more unfavorable for troubleshooting, and certain difficulty is brought to the workload of equipment management and maintenance.

In general equipment management, if a near-end device and a far-end device of a low-power microdistribution system are managed and monitored, a group of signal communication lines have to be added in the equipment, and a wired communication and monitoring system and software are additionally added, so that the defects of high manufacturing cost, high construction difficulty and the like are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-power microdistribution system with monitoring device to overcome the defect that prior art exists.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low-power microdistribution system with monitoring device, includes near-end unit and distal end unit, near-end unit and distal end unit all independently are connected with a monitoring device, monitoring device adopts wireless transceiver module, near-end unit is including the first LTE module, first microprocessor and the first FSK module that connect gradually, distal end unit is including the second FSK module and the second microprocessor that connect gradually, connect through coaxial cable between first FSK module and the second FSK module.

Furthermore, the near-end unit also comprises a first parameter setting module and a first state query module which are connected with the first microprocessor, and the far-end unit also comprises a second parameter setting module and a second state query module which are connected with the second microprocessor.

Furthermore, the first FSK module is connected with the first microprocessor in an SPI interface mode, and the second FSK module is connected with the second microprocessor in an SPI interface mode.

Further, the wireless communication transceiver module adopts a CMT2300A, a Bluetooth module or an NB module.

Compared with the prior art, the utility model has the advantages of: the utility model discloses not additionally adopting current coaxial cable to not only can carry out equipment state monitoring and control to the distal end unit under the condition that increases the circuit, can also realize that equipment is unusual to report an emergency and ask for help or increased vigilance the function of reporting, change into initiative control by passive detection mode in the past.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a block diagram of a conventional low power micro distribution system.

Fig. 2 is a schematic diagram of a low power micro distribution system with monitoring devices according to the present invention.

Fig. 3 is a circuit diagram of the monitoring device of the present invention.

Fig. 4 is a circuit diagram of a first microprocessor and a second microprocessor according to the present invention.

Fig. 5 is a circuit diagram of the LTE module of the present invention.

Fig. 6 is a detailed schematic diagram of the present invention.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

Referring to fig. 1, the current microdistribution system is a three-stage device networking system, and the whole system is composed of three parts, namely a near-end unit, an expansion unit and a far-end unit, wherein one near-end unit can be connected with a plurality of far-end units through the expansion unit, and the three parts are connected through coaxial cables.

The design concept of the embodiment is as follows: monitoring devices are added at the signal output end of the near-end unit and the signal input/output end of the far-end unit, the near-end unit and the far-end unit superpose communication signals on a coaxial cable for transmission, and the near-end unit is used as a main unit, supports the LTE data transmission function, and establishes connection and communication functions with a network management platform. The near-end unit is a master station and an active station, supports the LTE data transmission function, and establishes connection and communication functions with a network management platform. The near-end unit is used as a master station function and is provided with a docking function with the wireless network management platform besides a monitoring device, so that an LTE data communication function is added, 4G network communication is supported, the main function is to acquire the monitoring quantity, equipment state parameters and the like of the near-end unit through the monitoring device, debug a communication task with a connection slave station, namely a far-end unit, and perform the docking function with the monitoring network management platform through an LET data transmission module uniformly.

Specifically, referring to fig. 2 and fig. 6, the low-power microdistribution system with a monitoring device according to this embodiment includes a near-end unit and a far-end unit, both the near-end unit and the far-end unit are independently connected to a monitoring device, the monitoring device employs a wireless transceiver module, the near-end unit includes an LTE module, a first microprocessor and a first FSK module, which are sequentially connected, the far-end unit includes a second FSK module and a second microprocessor, which are sequentially connected, and the first FSK module and the second FSK module are connected by a coaxial cable.

In this embodiment, an FSK module (a first FSK module/a second FSK module) is added to each of the near-end unit and the far-end unit, so that the operating frequency of the FSK module is 433Mhz, the FSK module is used as a transmission carrier through a coaxial cable, the maximum output power of a chip can reach 20dBm, the CMT2300A communicates with the SPI for communication of the MCU, and the standard CSP3 protocol is supported, and one master station can drag a plurality of slave stations, and poll the slave stations at regular intervals to obtain the operating states of the slave stations, i.e., the far-end unit. The near-end unit master station is provided with an LTE module, the parameters of an IP address and a port number of the network management are set, and the near-end unit can automatically establish connection with the remote network management when being started.

The wireless communication transceiver module includes, but is not limited to, a CMT2300A, a bluetooth module, and an NB module, and the embodiment preferably employs a CMT 2300A.

Referring to fig. 3, CMT2300A is a high-performance 433M wireless transceiver module, which has multiple modulation modes of FSK/GSK/GMSK/ook, and when in use, the module is operated in 433M international universal ISM band, and the highest modulation rate can reach 256 KBPS. And the MCU (a first microprocessor/a second microprocessor) is connected by adopting an SPI interface mode.

Referring to fig. 4, the first microprocessor and the second microprocessor are implemented by a chip circuit (specifically, the existing scheme can be directly selected).

Referring to fig. 5, the LTE module circuit diagram of the near-end unit can be directly selected from the existing solutions.

The near-end unit also comprises a first parameter setting module and a first state query module which are connected with the first microprocessor, and the far-end unit also comprises a second parameter setting module and a second state query module which are connected with the second microprocessor, so that parameter setting and state query can be conveniently carried out on the near-end unit/the far-end unit.

The utility model discloses mainly can not set up near-end unit and distal end unit equipment among the little distribution system of low power, and can not acquire the running state's of equipment problem in real time, link up long-range network management function through monitoring device, not only near-end unit equipment can report the auto-excitation and report an emergency and ask for help or increased vigilance, fault alarm information such as outage warning, also can carry out real-time query to equipment operating condition, the parameter of the adjusting device that can also be online, index such as output power, near-end unit and distal end unit are through ready-made coaxial cable modulation and mutual information, remove again to act as go-between and the wiring, just enable system intellectuality and automation more, convenient management, become initiative passively by in the past, be convenient for seek the location fault point fast, the efficiency is improved, advantages such as cost reduction.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.

Claims

1. A low power microdistribution system with monitoring means comprising a proximal unit and a distal unit, characterized in that: the remote unit comprises a first FSK module and a second FSK module which are sequentially connected, and the first FSK module and the second FSK module are connected through coaxial cables.

2. The low power micro-distribution system with monitoring device of claim 1, wherein: the near-end unit also comprises a first parameter setting module and a first state query module which are connected with the first microprocessor, and the far-end unit also comprises a second parameter setting module and a second state query module which are connected with the second microprocessor.

3. The low power micro-distribution system with monitoring device of claim 1, wherein: the first FSK module is connected with the first microprocessor in an SPI interface mode, and the second FSK module is connected with the second microprocessor in an SPI interface mode.

4. The low power micro-distribution system with monitoring device of claim 1, wherein: the wireless communication transceiver module adopts a CMT2300A, a Bluetooth module or an NB module.