CN208025627U - A kind of heating network leakage monitor of super low-power consumption - Google Patents

Abstract

The utility model discloses a kind of heating network leakage monitors of super low-power consumption, including built-in power, power supply energy management module, GPRS wireless communication modules, STM32F103RCT6 intelligent controllers, temperature sensor, ultrasonic flowmeter, pressure sensor, remote monitoring system；The timing that switching and each sensor between working battery and reserve battery are controlled by AO4805 field-effect metal-oxide-semiconductors is cut-off, by remote monitoring system setting monitoring device to the acquisition time interval of pipe network monitoring data and transmission interval, the super low-power consumption operation of pipeline network leak on-Line Monitor Device of underground heat supply is realized.The utility model energy conservation and consumption reduction effects are good, can avoid pipeline network leak on-Line Monitor Device of underground heat supply in the process of running because battery capacity deficiency due to cause failing to report for leak diagnostics accident, and can safeguards system entire Heating Period normal work.

Description

A kind of heating network leakage monitor of super low-power consumption

Technical field

The utility model belongs to heat distribution pipe network leakage monitoring field, and in particular to a kind of heating network leakage of super low-power consumption Monitoring device.

Background technology

With the continuous improvement of economic sustained and rapid development and living standards of the people, concentrated supply of heating in the city has obtained quickly Development, not only shows the raising of coverage factor of centralized heat-supply, but also show the expansion of central heating system scale.Existing concentration Heating network uses directly buried pipeline substantially, its main feature is that fed distance is long, branch node is more.According to statistics, in the confession of underground laying In hot systems interruption of service, 80% is the accident caused by pipeline network leak.Heat supply network leakage will cause meaningless energy consumption, water resource Loss and serious economic loss, influence heating quality, increase fuel consumption and heat cost.In order to ensure heating network is pacified Full stable operation improves the heating network efficiency of management, realizes that heating network information system management be current development trend.It is existing Disadvantage big with the presence of pipeline network leak on-Line Monitor Device power consumption of underground heat supply, electric quantity consumption is fast, replacement battery is frequent, is opened Hair Novel low power consumption pipe network on-Line Monitor Device is of great significance.

Invention content

The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide a kind of ultralow The heating network leakage monitor of power consumption can provide reliable guarantee for system in the normal operation of entire Heating Period.

The utility model uses following technical scheme to achieve the above object：

A kind of heating network leakage monitor of super low-power consumption, including built-in power, power supply energy management module, GPRS It is wireless communication module, STM32F103RCT6 intelligent controllers, temperature sensor, ultrasonic flowmeter, pressure sensor, long-range Monitoring system；The built-in power includes working power and stand-by power supply, and it is online to be positioned over pipeline network leak of underground heat supply Inside monitoring device, the power supply energy management module includes that electric quantity monitoring system, battery switching system, sensor cut-off and be System, electric quantity monitoring system output end are connected to the AD conversion part of the STM32F103RCT6 intelligent controllers, and the battery is cut It changes system and is connected to the STM32F103RCT6 intelligent controllers through AO4805 field-effect metal-oxide-semiconductors, the sensor cut-offs system The STM32F103RCT6 intelligent controllers are connected to through AO4805 field-effect mos pipes, the STM32F103RCT6 is intelligently controlled Device processed is connected by serial ports with the GPRS wireless communication modules, and the temperature sensor output end is connected to described STM32F103RCT6 intelligent controllers, the ultrasonic flowmeter output end are connected to described by RS485 cables STM32F103RCT6 intelligent controllers, the pressure sensor output end are connected to the STM32F103RCT6 intelligent controllers AD conversion part, the remote monitoring system connected with GPRS wireless communication modules by public network IP address and port numbers It connects.

Preferably：Institute's working power selects 3.6V, disposable not chargeable lithium battery or the 3.6V of 250AH, 50AH Rechargeable lithium battery, the stand-by power supply selects 3.6V, the disposable not chargeable lithium battery of 3AH.

The electric quantity monitoring system monitors battery capacity by electric resistance partial pressure, according to battery discharging characteristic curve, when When the voltage of the working power is less than system operating voltage 3.3V, some electronic components and sensor cannot normal works Make, the battery switching system will by the way that the AO4805 field-effect metal-oxide-semiconductor grids for controlling the working power are set to high level It is turned off.Meanwhile it is open-minded by its that the AO4805 field-effect metal-oxide-semiconductor grids for controlling the stand-by power supply are set to low level, and will Monitoring voltage is uploaded in the remote monitoring system, is monitored in real time to the electricity of the working power.The sensor It cut-offs system and is set to high level by controlling the AO4805 field-effect metal-oxide-semiconductor grids of all the sensors and is switched off, grid is set to Low level is open-minded by its.

The remote monitoring system is turned off by the acquisition time of setting sensor and the delivery time of system to open Sensor and the GPRS wireless communication modules realize the ultralow work(of pipeline network leak on-line monitoring system of underground heat supply Consumption operation.

Compared with prior art, the utility model has the beneficial effects that：1, it is primary to realize underground heat supply for the utility model The ultralow Consumption of pipeline network leak on-Line Monitor Device, energy conservation and consumption reduction effects are good, ensure that device long-play without Replace battery.

2, the utility model can realize working power electricity in pipeline network leak on-line monitoring system of underground heat supply Monitoring and the switching between working power and reserve battery, prevent from causing system can not normal work because of working power not enough power supply Make, and cause failing to report for leak diagnostics accident, and can safeguards system entire Heating Period normal work.

3, the utility model controls cut-offfing for sensor by AO4805 field-effect metal-oxide-semiconductors, ensures device in battery capacity One timing usage time is longer.

Description of the drawings

Fig. 1 is Tthe utility model system functional block diagram.

In figure：1-built-in power；2-power supply energy management modules；3-GPRS wireless communication modules；4— STM32F103RCT6 intelligent controllers；5-temperature sensors；6-ultrasonic flowmeters；7-pressure sensors；8-long-range prisons Control system；1-1-working power；1-2-stand-by power supply；2-1-electric quantity monitoring system；2-2-battery switching system；2-3— Sensor cut-offs system.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clear, complete elaboration.

As shown in Figure 1, the utility model includes built-in power 1, power supply energy management module 2, GPRS wireless communication modules 3, STM32F103RCT6 intelligent controllers 4, temperature sensor 5, ultrasonic flowmeter 6, pressure sensor 7 and remote monitoring system System 8；Wherein, the built-in power 1 includes working power 1-1 and stand-by power supply 1-2, is positioned over pipe network of underground heat supply and lets out It leaks inside on-Line Monitor Device, the electric quantity monitoring system 2-1 output ends of the power supply energy management module 2 are connected to described The AD conversion part of STM32F103RCT6 intelligent controllers 4, the battery switching system 2-2 warps of the power supply energy management module 2 AO4805 field-effect metal-oxide-semiconductors are connected to the STM32F103RCT6 intelligent controllers 4, the biography of the power supply energy management module 2 Sensor cut-offs system 2-3 and is connected to the STM32F103RCT6 intelligent controllers 4 through AO4805 field-effect metal-oxide-semiconductors, described STM32F103RCT6 intelligent controllers 4 are connected by serial ports with the GPRS wireless communication modules 3, the temperature sensor 5 Output end is connected to the STM32F103RCT6 intelligent controllers 4, and 6 output end of the ultrasonic flowmeter passes through RS485 cables The STM32F103RCT6 intelligent controllers 4 are connected to, 7 output end of the pressure sensor is connected to described The AD conversion part of STM32F103RCT6 intelligent controllers 4, (remote monitoring system is the prior art to the remote monitoring system 8 Do not repeat) it is attached by public network IP address and port numbers with GPRS wireless communication modules 3.

In the present embodiment, the institute working power 1-1 selects 3.6V, the disposable not chargeable lithium battery of 250AH or The rechargeable lithium battery of 3.6V, 50AH, the stand-by power supply 1-2 select 3.6V, the disposable not chargeable lithium battery of 3AH.For Select 3.6V, the disposable not chargeable lithium battery of 250AH, in an external pressure sensor, a temperature sensor and one In the case of flow sensor, in annual 4-5 month heat supply periods, the monitoring data of acquisition in every 5 minutes pass through for every 30 minutes 6 groups of data that GPRS teletransmissions are once monitored, battery validity period are 5 years；For select 3.6V, the rechargeable lithium battery of 50AH, In an external pressure sensor, a temperature sensor and a flow sensor, in annual 4-5 month heat supply periods, every 5 Monitoring data of minute acquisition, the every 30 minutes 6 groups of data once monitored by GPRS teletransmissions, battery validity period are 1 year； The stand-by power supply selects 3.6V, the disposable not chargeable lithium battery of 3AH to ensure detection dress in the case where working power fails The controller set can be worked normally and be kept in communication with remote monitoring system.

In the present embodiment, the monitoring cell electricity quantity system 2-1 protection class is IP68, and the electric quantity monitoring system passes through Electric resistance partial pressure monitors battery capacity, according to battery discharging characteristic curve, when the voltage of the working power is less than 3.3V, Some control devices and sensor cisco unity malfunction, the battery switching system will be by that will control the working power AO4805 field-effect metal-oxide-semiconductor grids are set to high level and are switched off, meanwhile, the AO4805 field-effects of the stand-by power supply will be controlled Metal-oxide-semiconductor grid is set to low level, and its is open-minded, and monitoring voltage is uploaded in the remote monitoring system, to work electricity The electricity in source is monitored in real time.The sensor cut-offs AO4805 field-effect metal-oxide-semiconductor of the system by control all the sensors Grid is set to high level and is switched off, and grid is set to low level, and its is open-minded.The STM32F103RCT6 intelligent controllers 4 are A high performance 32 static intelligent processors, can quickly execute external interrupt response, data-handling capacity is strong.

In the present embodiment, the STM32F103RCT6 intelligent controllers 4 are by controlling AO4805 field-effect metal-oxide-semiconductor grids Low and high level control opening and turning off for the temperature sensor 5, ultrasonic flowmeter 6 and pressure sensor 7.

Pipeline network leak on-line monitoring system of underground heat supply that the STM32F103RCT6 intelligent controllers 4 acquire Operation information through the GPRS wireless communication modules 3 is remotely forwarded to remote monitoring system 8, and (remote monitoring system is the prior art Do not repeat), convenient for the operation shape of operations staff's remote analysis and diagnosis pipeline network leak on-line monitoring system of underground heat supply State.Meanwhile operations staff can be by 8 setting sensor of the remote monitoring system acquisition time and the delivery time, control Sensor and GPRS module open the super low-power consumption for the turn-off time realizing pipeline network leak on-line monitoring system of underground heat supply Design.

The above is the utility model preferred embodiment, for the ordinary skill in the art, according to this reality With novel introduction, in the case where not departing from the principles of the present invention with spirit, the change that is carried out to embodiment is repaiied Change, replace and modification is still fallen within the scope of protection of the utility model.

Claims (2)

1. a kind of heating network leakage monitor of super low-power consumption, it is characterised in that：Including built-in power (1), power supply energy Management module (2), GPRS wireless communication modules (3), STM32F103RCT6 intelligent controllers (4), temperature sensor (5), ultrasound Wave flowmeter (6), pressure sensor (7), remote monitoring system (8)；The built-in power (1) include working power (1-1) and Stand-by power supply (1-2) is positioned over inside pipeline network leak on-Line Monitor Device of underground heat supply, and the power supply energy manages mould Block (2) includes that electric quantity monitoring system (2-1), battery switching system (2-2), sensor cut-off system (2-3), electric quantity monitoring system (2-1) output end is connected to the AD conversion part of the STM32F103RCT6 intelligent controllers (4), the battery switching system (2-2) is connected to the STM32F103RCT6 intelligent controllers (4) through AO4805 field-effect metal-oxide-semiconductors, and the sensor, which is cut-off, is System (2-3) is connected to the STM32F103RCT6 intelligent controllers (4) through AO4805 field-effect mos pipes, described STM32F103RCT6 intelligent controllers (4) are connected by serial ports with the GPRS wireless communication modules (3), and the temperature passes Sensor (5) output end is connected to the STM32F103RCT6 intelligent controllers (4), and ultrasonic flowmeter (6) output end is logical It crosses RS485 cables and is connected to the STM32F103RCT6 intelligent controllers (4), pressure sensor (7) output end is connected to The AD conversion part of the STM32F103RCT6 intelligent controllers (4), the remote monitoring system (8) wirelessly communicate with GPRS Module (3) is attached by public network IP address and port numbers.

2. a kind of heating network leakage monitor of super low-power consumption according to claim 1, it is characterised in that：The work Make power supply (1-1) and select 3.6V, chargeable lithium battery or 3.6V, the rechargeable lithium battery of 50AH be not described for 250AH disposable Stand-by power supply (1-2) selects 3.6V, the disposable not chargeable lithium battery of 3AH.