CN206258701U - A kind of industrial storage tank controller with ZIGBEE communications - Google Patents

Abstract

The utility model discloses a kind of industrial storage tank controller with ZIGBEE communications, cpu circuit unit is electrically connected to each other with ZIGBEE modules, GPRS module, GPS module, relay output unit, expansion interface, power module, man-machine interaction unit and AD collecting units respectively, and power module provides electric power for above-mentioned each circuit unit, modular circuit.Beneficial effect is, by using integrated communicaton module, it is each responsible for ZIGBEE, GPRS, GPS communication task, liquid crystal display shows the working condition of controlled device, configure the configuration information of input module adjustment equipment, the postindustrial storage tank controller of integration, strengthen integration of equipments density, the weight and volume of equipment are reduced, while reduces cost and construction costs, equipment dependability is improve, extend service life of equipment, operation more safe ready, solar energy is set up and GPRS teletransmission components, can meet flexible demand and cost requirement.

Description

A kind of industrial storage tank controller with ZIGBEE communications

Technical field

The utility model is related to a kind of intelligent controller, more particularly to a kind of industrial low-temperature storage tank for possessing ZIGBEE communications Controller.

Background technology

As industrial development increases day by day for the demand of industrial low-temperature gas, a few atmospheric companies of the world supply for itself Industrial chain is custom made with a set of gas Supervision of oneself, and wherein tank level and pressure monitor equipment is all industrial chain systems In essential, the supply of such product before more than ten years, substantially rely on external import, it is domestic almost without incomplete similar Product.In recent years, state-owned enterprise started control cabinet of the independent research for the monitoring of industrial low-temperature gas reservoir, and occurred in that morning The blank of phase product, largely reduces the huge purchase cost of dependence on import, but, the shortcoming of the product is, profile All than larger, independent level monitoring parameter, because the inner components of the product are provided by scattered supplier, fault rate Compare high.In addition, transport is with a varied topography, it is necessary to many coverings existed with the larger network coverage, existing mobile network in monitoring point Blind area, so greatly limit customer selecting buying domestic industry cryogenic liquid storage tank liquid level monitoring product.With The ZIGBEE communication technologys, the GPRS communication technologys, GPS positioning technology, the popularization of heliotechnics and application, market is in the urgent need to work( Industrial low-temperature wet tank that can be complete monitors product.

Particularly the ZIGBEE communication technologys be one by can more to 65000 wireless data transmission modules constitute without line number Pass the network platform, the CDMA nets or GSM nets of very similar existing mobile communication, each ZIGBEE network digital transmission modules, class Like a base station of mobile network, in the range of whole network, can be in communication with each other between them；Between each network node Distance can from the 75 of standard meters, to extension after hundreds of meters, or even several kilometers；Whole ZIGBEE networks can also be with addition Existing other various real-time performance connections.For example, one of Yunnan somewhere can be monitored in Beijing by internet ZIGBEE controlling networks.The characteristics of ZIGBEE communication technologys, power saving, two section No.5 cells are supported to be up to 6 months to 2 years or so Use time；It is reliable, collision-avoidance mechanism is employed, while during to need the communication service of fixed-bandwidth to reserve special Gap, it is to avoid send the competition and conflict during data.Function with automatic dynamic networking between node module, information is whole It is transmitted by way of automatic route in ZIGBEE networks, so as to ensure that the reliability of information transfer.Time delay is short, for The application of delay sensitive optimizes, and communication delay and the time delay activated from resting state are all very short.Network capacity is big, can prop up Hold up to 65000 nodes.Safety, ZIGBEE provides data integrity inspection and authentication functions, and AES is using general AES-128.High security, 64 factory numbers and support AES-128 encryptions.

The content of the invention

Technical problem to be solved in the utility model is to provide a kind of industrial storage tank control with ZIGBEE communications Device.

The technical scheme that the utility model is used is, a kind of industrial storage tank controller with ZIGBEE communications, including, It is ZIGBEE modules, GPRS module, GPS module, relay output unit, cpu circuit unit, expansion interface, power module, man-machine Interactive unit, AD collecting units, described cpu circuit unit respectively with ZIGBEE modules, GPRS module, GPS module, relay Output unit, expansion interface, power module, man-machine interaction unit and AD collecting units are electrically connected to each other, and power module is above-mentioned Each circuit unit, modular circuit provide electric power.

Described AD collecting units include that modular pressure A and modular pressure B, modular pressure A detection low pressure are input into, pressure Module B detects high input voltage, and is supplied to cpu circuit unit；Man-machine interaction unit includes that LCD MODULE and input are selected Module, the working condition of controlled device is shown by LCD MODULE, is locally located by being input into selecting module and is operated prison Control equipment；Power module is input into by AC power supplies and sun-generated electric power and obtains electric energy, lithium battery group, it is possible to provide 24 hours deposit electricity Source；Expansion interface includes, usb circuit, jtag interface circuit, GPIO interface circuit and 485 telecommunication circuits；Cpu circuit list Unit is carried out data acquisition to controlled device and is sent out by relay output unit by AD collecting units and/or serial communication circuit Send control signal.

Described AD collecting unit primes are provided with subtracter, can be with the third party of compatibility standard 4-20ma industrial transmission signals Transmitter devices；Power module, supports that AC 50Hz AC turn 24V DC, rated output power 10W.

Microprocessor is STM32F103VE using the model of integrated circuit in the cpu circuit unit, the ZIGBEE Module is the CC253X of Texas Instrument's production using integrated circuit, and coordinates the integrated electricity of CC2591 gains of Texas Instrument's production Road, the model of the GPS module integrated circuit is the SKYTOP SM1108 MTR based on BEI-DOU position system, the GPRS moulds Block is NEOWAY M950ER2 using the model of integrated circuit, and the power module has the control sun using the model of integrated circuit The Texas Instrument that can be charged produces the LS05-15B24SS of the MORNSUN productions of BQ24650 and control AC-DC conversions.

The beneficial effects of the utility model are, by using integrated communication module, to be each responsible for ZIGBEE, GPRS, GPS Communication task, by ZIGBEE communication mechanisms set up local topology network, GPS module real-time reception satellite positioning signal, With internet by dedicated radio link, liquid crystal display shows the working condition of controlled device, configuration input module regulation to GPRS module Device configuration information, the industrial storage tank controller after integration strengthens the integration density of equipment, largely reduces and sets While standby weight and volume, cost and construction costs reduction, the reliability of equipment is effectively increased, extend making for equipment With the life-span, operation more safe ready, the solar energy of apolegamy is set up and GPRS teletransmission components, can meet flexible demand and into This requirement.

Brief description of the drawings

Fig. 1 is the theory diagram that the utility model constitutes structure；

Fig. 2 is the utility model CPU peripheral circuits；

Fig. 3 is the utility model A/D acquisition module circuits（Analog quantity：4-20mA）；

Fig. 4 is the utility model liquid crystal screen control circuit；

Fig. 5 is the utility model liquid crystal driving integrated circuit；

Fig. 6 is the utility model ZIGBEE modular circuits.

Fig. 7 is the utility model GPRS module integrated circuit peripheral circuit；

Fig. 8 is the utility model GPS module circuit；

Fig. 9 is the utility model jtag interface circuit；

Figure 10 is the utility model power supply module circuit；

Figure 11 is the utility model solar charging circuit.

In figure：

1st, ZIGBEE modules 2, GPRS module 3, GPS module

4th, relay output unit 5, cpu circuit unit 6, expansion interface

7th, lithium battery group 8, power module 9, man-machine interaction unit

10th, AD collecting units 11, solar module 12, AC power supplies module

13rd, LCD MODULE 14, input selecting module 15, modular pressure A

16th, modular pressure B.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and detailed description：

Fig. 1 is the theory diagram that the utility model constitutes structure；As shown in figure 1, a kind of industry with ZIGBEE communications Storage tank controller, including, ZIGBEE modules 1, GPRS module 2, GPS module 3, relay output unit 4, cpu circuit unit 5, Expansion interface 6, power module 8, man-machine interaction unit 9, AD collecting units 10, described cpu circuit unit 5 respectively with ZIGBEE Module 1, GPRS module 2, GPS module 3, relay output unit 4, expansion interface 6, power module 8, the and of man-machine interaction unit 9 AD collecting units 10 are electrically connected to each other, and power module 8 provides electric power for above-mentioned each circuit unit, modular circuit, power module 8, Support that AC 50Hz AC turn 24V DC, rated output power 10W.Mainly responsible local device sets up topological office to ZIGBEE modules 1 Domain net, GPRS module 2 is with internet by dedicated radio link, the real-time reception satellite positioning signal of GPS module 3.

Described AD collecting units 10 include that modular pressure A15 and modular pressure B16, modular pressure A15 detection low pressure are defeated Enter, modular pressure B16 detection high input voltages, and be supplied to cpu circuit unit 5, high and low pressure value will be used as by cpu circuit unit 5 Differential pressure levelmeter is calculated, and will be used to calculate pressure of storage tank value simultaneously after the high pressure value calibration of modular pressure B16, in modular pressure A15 In modular pressure B16, the silicon piezoresistive pressure sensor with temperature-sensitive diode is directly integrated into controller, using two biographies Sensor coordinates the pressure and liquid level information of the calculation external storage tank of formula direct access, and the described prime of AD collecting units 10 is provided with and subtracts Musical instruments used in a Buddhist or Taoist mass, can be with third party's transmitter devices of compatibility standard 4-20ma industrial transmission signals.Man-machine interaction unit 9 includes, liquid crystal Display module 13 and input selecting module 14, the working condition of controlled device are shown by LCD MODULE 13, by input Selecting module 14 is locally located and operates monitoring device, and there is man-machine interaction unit 9 intelligent environment to recognize, low-power consumption shows, defeated Enter detection；Power module 8 is input into by AC power supplies 12 and sun-generated electric power 11 and obtains electric energy, lithium battery group 7, it is possible to provide 24 hours Redundant electrical power；Expansion interface 6, including, usb circuit, jtag interface circuit, GPIO interface circuit and 485 telecommunication circuits； Cpu circuit unit 5 carries out data acquisition to controlled device and by relay by AD collecting units 10 and/or serial communication circuit Device output unit 4 sends control signal.The usb circuit is downloaded for program firmware, and 485 interfaces are believed for local device Breath configuration and can be electrically connected with all types of industries field-programmable controller using MODBUS-RTU agreements, jtag interface circuit with imitate The electrical connection of true device, operator using client browser, by windows IIS servers and web service interfaces, Carry out the access to this intelligent controller and monitor in real time.

Microprocessor is STM32F103VE using the model of integrated circuit in the cpu circuit unit 5, the ZIGBEE Module 1 is the CC253X of Texas Instrument's production using integrated circuit, and coordinates the CC2591 gains that Texas Instrument produces integrated Circuit, the model of the integrated circuit of the GPS module 3 is SKYTOP SM1108 MTR, the GPRS based on BEI-DOU position system Module 2 is NEOWAY M950ER2 using the model of integrated circuit, and the power module 8 has control using the model of integrated circuit The Texas Instrument of solar recharging produces the LS05-15B24SS of the MORNSUN productions of BQ24650 and control AC-DC conversions.

Fig. 2 is the utility model CPU peripheral circuits；As shown in Fig. 2 CPU uses integrated circuit STM32103VE, altogether There are 100 pins, the integrated circuit is based on ARM Contex-M3 frameworks, is integrated with 64K SRAM memories and 512K FLASH Memory, possess abundant Peripheral Interface resource and various power saving operation patterns, wherein integrated circuit STM32103VE cores Arithmetic speed can reach 72MHz, be especially suitable for the application in terms of Industry Control, CPU peripheral circuits mainly include crystal oscillating circuit, Reset circuit, RTC, startup configuration circuit, power pins etc., the usually not too big change of these circuits, mainly according to integrated electricity Road handbook designs completion.

Fig. 3 is the utility model A/D acquisition module circuits（Analog quantity：4-20mA）；As shown in figure 3, the utility model A/ D interface circuit module 10（4-20mA）The STM32103VE inside AD collections of ST companies production are employed, with the collection of 12 Accuracy guarantee, realizes the isolation collection of industrial transmission signal.In A/D interface modules 10,4-20mA electric current pick-up signals, The voltage signal of 0.48V~2.40V is converted into by the high-precision resistance of 120 Ω of 0.1% precision first, by STM32103VE Portion's analog/digital conversion integrated circuit, reference voltage is locked in 2.50V, the voltage signal being now input into, by integrated circuit In the subtracter of AD8606ARZ compositions, convert the voltage between 0.10V ~ 2.40V, be then delivered to cpu circuit unit 5.

Fig. 4 is the utility model liquid crystal screen control circuit；As shown in figure 4, liquid crystal display drive circuit Q8 is used to control liquid crystal Backlight, LCD Controlling end is connected with LCD Controlling integrated circuit HT1621, it is ensured that the accuracy of LCD Controlling sequential.

Fig. 5 is the utility model LCD Controlling integrated circuit；As shown in figure 5, liquid crystal display control mainly uses one Piece HT1621 integrated circuits, output end is connected with liquid crystal display in Fig. 4, and input is connected with CPU integrated circuits STM32F103VE.

Fig. 6 is the utility model the utility model ZIGBEE circuits.As shown in fig. 6, employing integrated circuit in scheme Model is the CC253X of Texas Instrument and coordinates the CC2591 gain integrated circuits of Texas Instrument, and integrated circuit peripheral is matched somebody with somebody Circuits.

Fig. 7 is the utility model GPRS module integrated circuit peripheral circuit；As shown in fig. 7, the utility model GPRS module, Employ the integrated circuit M590ER2 schemes of the side of having, -40 DEG C of this module working range ~ 85 DEG C, standby current only 18mA, symbol Industrial low power dissipation design requirement is closed, Fig. 7 is GPRS module integrated circuit M590ER2 peripheral interface circuits, is mainly turned including level Change circuit and operation indicating circuit.

Fig. 8 is the utility model GPS module circuit.As shown in figure 8, this circuit is main by integrated circuit SKYTOP SM1108 MTR and its peripheral circuit are constituted, and integrated circuit SKYTOP SM1108 MTR are positioned based on the Big Dipper, -40 °C to+85 ° C working ranges, maximum operating currenbt 20mA@3.3V, integrated circuit peripheral mainly has the power pack of 3.3V（Containing standby electricity Source）, antenna filtering power supply circuit and gps data output interface.

Fig. 9 is the utility model jtag interface circuit；As shown in figure 9, jtag interface circuit, this circuit is mainly by pull-up electricity Resistance and part decoupling capacitor composition, this interface are mainly used in early stage systemic software development and debug, and the later stage system failure is checked etc..

Figure 10 is the utility model power supply module circuit；As shown in Figure 10, the civil power 50Hz AC of input, are filtered by EMC modules Involve protection, then, into AC-DC conversion module, the 24V plant-grid connection DC-DC modules after Switching Power Supply isolation voltage stabilizing, Export 5V direct currents after further pressure drop, and it is final by LDO integrated circuits TLV1117LV33 be converted into cpu circuit unit 5 and other Direct current 3.3V needed for circuit.Power unit is powered because of controller and is provided by mobile generator using the EMC modules of specialty, is had There is larger frequency conversion equipment in stronger interference, and equipment operation environment, these can all make to the power supply environment of actual field Into adverse effect, so, the stability of system can be preferably ensured using professional EMC modules, this is outstanding for industrial scale applications For important.

Figure 11 is the utility model solar charging circuit；As shown in figure 11, the utility model solar charging circuit, adopts With the integrated circuit BQ24650 of TI companies, the solar energy input voltage of 5V-28V is supported, maximum provides the charging current of 2A, With overshoot protection and under-voltage buffering, input coordinates the high-power single-crystalline-silicon solar-cell panel of 18V10W, in illumination Sufficient outdoor can have good charging effect, even if at the weather conditions poor cloudy day, can also realize to industrial lithium The buffer operation of battery, the Panasonic Industrial lithium battery of the section series connection of integrated circuit BQ24650 rear ends connection two.In work, circuit is first First judge solar panel working condition, when solar energy is in power supply state, system will cut off lithium battery power supply output, and right Lithium battery is owed electricity and is charged, and solar charging circuit will only give main board power supply after charging complete, at solar charging circuit In non-powered state, system can be switched to lithium battery power supply pattern, and when system detectio to lithium battery owes electricity, main board power supply stops Only, in a dormant state, when solar charging circuit is in power supply state by illumination again, mainboard exits dormancy mould to system Formula, recovers normal operation.

The utility model is each responsible for the communication task of ZIGBEE, GPRS, GPS by using integrated communication module, leads to Cross ZIGBEE communication mechanisms and set up local topology network, GPS module real-time reception satellite positioning signal, GPRS module and interconnection Dedicated radio link is crossed by Netcom, and liquid crystal display shows the working condition of controlled device, configures input module adjustment equipment configuration information, whole Industrial storage tank controller of the intersection after, strengthens the integration density of equipment, largely reduces the weight and volume of equipment, While cost and construction costs reduction, the reliability of equipment is effectively increased, extend the service life of equipment, operation is more Safe ready, the solar energy of apolegamy is set up and GPRS teletransmission components, can meet flexible demand and cost requirement.

It is worthy of note that, protection domain of the present utility model is not limited to above-mentioned instantiation mode, according to this reality Conceived with new basic fundamental, it is also possible to essentially identical configuration, it is possible to achieve the purpose of this utility model, as long as this area Those of ordinary skill needs not move through creative work, you can the implementation method associated, and belongs to protection model of the present utility model Enclose.

Claims (4)

1. it is a kind of with ZIGBEE communication industrial storage tank controller, it is characterised in that including ZIGBEE modules（1）, GPRS moulds Block（2）, GPS module（3）, relay output unit（4）, cpu circuit unit（5）, expansion interface（6）, power module（8）, people Machine interactive unit（9）, AD collecting units（10）, described cpu circuit unit（5）Respectively with ZIGBEE modules（1）, GPRS module （2）, GPS module（3）, relay output unit（4）, expansion interface（6）, power module（8）, man-machine interaction unit（9）And AD Collecting unit（10）It is electrically connected to each other, power module（8）For above-mentioned each circuit unit, modular circuit provide electric power.

2. the industrial storage tank controller of ZIGBEE communications is possessed according to claim 1, it is characterised in that described AD collections Unit（10）Including modular pressure A（15）With modular pressure B（16）, modular pressure A（15）Detection low pressure input, modular pressure B （16）Detection high input voltage, and it is supplied to cpu circuit unit（5）；Man-machine interaction unit（9）Including LCD MODULE（13） With input selecting module（14）, by LCD MODULE（13）The working condition of controlled device is shown, by being input into selection mould Block（14）It is locally located and operates monitoring device；Power module（8）By AC power supplies（12）And sun-generated electric power（11）Input is obtained Obtain electric energy, lithium battery group（7）, it is possible to provide 24 hours redundant electrical powers；Expansion interface（6）Including usb circuit, jtag interface Circuit, GPIO interface circuit and 485 telecommunication circuits；Cpu circuit unit（5）By AD collecting units（10）And/or serial communication Circuit carries out data acquisition to controlled device and by relay output unit（4）Send control signal.

3. it is according to claim 1 and 2 to possess the industrial storage tank controller that ZIGBEE communicates, it is characterised in that described AD collecting units（10）Prime is provided with subtracter, can be set with third party's transmitter of compatibility standard 4-20ma industrial transmission signals It is standby；Power module（8）, support that AC 50Hz AC turn 24V DC, rated output power 10W.

4. it is according to claim 1 and 2 to possess the industrial storage tank controller that ZIGBEE communicates, it is characterised in that the CPU Circuit unit（5）Middle microprocessor is STM32F103VE using the model of integrated circuit, the ZIGBEE modules（1）Using collection It is the CC253X of Texas Instrument's production into circuit, and coordinates the CC2591 gain integrated circuits of Texas Instrument's production, the GPS Module（3）The model of integrated circuit is the SKYTOP SM1108 MTR based on BEI-DOU position system, the GPRS module（2）Adopt It is NEOWAY M950ER2, the power module with the model of integrated circuit（8）There is the control sun using the model of integrated circuit The Texas Instrument that can be charged produces the LS05-15B24SS of the MORNSUN productions of BQ24650 and control AC-DC conversions.