CN101051222A - Low power wireless gate controller - Google Patents
Low power wireless gate controller Download PDFInfo
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- CN101051222A CN101051222A CN 200710052151 CN200710052151A CN101051222A CN 101051222 A CN101051222 A CN 101051222A CN 200710052151 CN200710052151 CN 200710052151 CN 200710052151 A CN200710052151 A CN 200710052151A CN 101051222 A CN101051222 A CN 101051222A
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Abstract
A radio gate controller of low power consumption type consists of signal processing unit, A/D conversion unit and monolithic computer. It is featured as connecting communication unit to rear panel/flat cable through connection line and rear panel/flat cable to communication voltage conversion unit through cable as well as communication voltage conversion unit to monolithic computer through internal connection line.
Description
Technical field
The present invention relates to a kind of low power wireless gate controller, especially relate to a kind ofly utilize solar powered, low power design, with the low power wireless gate controller of wireless mode transmission data.This controller suits to put relatively remote districts in China's power-shortage area and lock control and promotes the use of.
Background technology
In gate controller, the data communication between each controller and be one of gordian technique synchronously.At present, adopt public network and the wireless parallel communication and synchronous that carries out between the known controller.
Below with the channel gate sun power of engineering main office of Beijing Zhong Shui section on the spot self-actuated controller be the example explanation.
Channel gate sun power is self-actuated controller on the spot, belong to the automatic control equipment field, comprise controller rack, power supply, control circuit board, it is characterized in that, the member that the whole energy of power supply are provided is a solar panel, energy is stored in the coupled accumulator by photoelectric conversion device, is connected to motor and gearing outside the control rack; The control circuit board of installing in the described rack is formed by 6 partial circuits at center with the monolithic movement.This controller uses by solar panel storage batteries power supply, can be under the environment of unpowered electricity, realize the control automatically on the spot of channel gate, operation such as finish just commentaries on classics (lifting) to channel gate, counter-rotating (landing), stop, a controller can be controlled a plurality of gates, and rely on PORT COM to realize Long-distance Control, gatage monitoring, parameter setting, and monitor supply voltage simultaneously, guarantee the gate stable and reliable operation.
This controller exists the integrated level of chip not high, and the power consumption height need carry out data transmission by public network, is not suitable for relatively using remote districts at lock control point.
Summary of the invention
The object of the present invention is to provide a kind of low power wireless gate controller, this controller versatility is good, simple in structure, reliability is high, chip integration is high, low in energy consumption, cost is low, can realize not having the time-delay remote control function.
For achieving the above object, the technical solution adopted for the present invention to solve the technical problems is: main frame adopts low power design technique.Under situation without any operation, enter dormant state in five minutes, and close all external units, per minute wakes main frame up No. one time during dormancy, carries out routine operation, to satisfy solar powered needs.
The present invention includes: signal processing unit, A/D converting unit, backboard flat cable, switching value input signal unit, switching value input signal converting unit, single machine unit, switching value output converting unit, external switch amount output unit, communication unit, clock electronic switch and sensor electronics switch.Switching value input signal unit, switching value input signal converting unit, single-chip microcomputer, switching value output converting unit are connected by flat cable or backboard with the communication voltage transformation module; Its order of connection is: sensor is connected with backboard/flat cable by connecting line, back/flat cable is connected with signal processing unit by flat cable, signal processing unit is connected with the A/D converting unit by interconnector, the A/D converting unit is connected with single-chip microcomputer by the chip internal circuit, communication unit is connected with backboard/flat cable by line, backboard/flat cable is connected with the communication voltage transformation module by cable, the communication voltage transformation module is connected with single-chip microcomputer by interconnector, single-chip microcomputer is connected with sensor electronics switch by interconnector, and sensor electronics switch is connected with sensor by cable.
In the experiment preparatory stage, mainly be design and the debugging work of carrying out controller software (Intel's 51 serial C51 single-chip microcomputer assembly language softwares) and hardware, the anti-true device with relevant single-chip microcomputer carries out online anti-true test earlier.After treating that all functions realize, download to and carry out the off line test in the single-chip microcomputer by downloading industrial siding.In the process of the test, all external sensors are linked inside by backboard, all internal elements all are connected on the main frame by interconnector, in case do not carry out any operation in five minutes, main frame enters dormancy at once, all the sensors power supply all turn-offs, display backlight is flame-out, supply current is by dropping to 10mA during standby more than the 200mA, and main frame was waken up again in one minute, carries out customary data sampling work.Wireless station's instruction that but same receiving center control station is sent during master dormant is carried out the start-stop of gate and is in time uploaded field data.
Each controller all links to each other with the main frame of central control board, and the regimen that constitutes whole reservoir, irrigated area is observed and predicted and the remote automation dispatching system.Extremely low power dissipation operation and data wireless transmission two big major functions have been realized fully.
The present invention compared with prior art has the following advantages and effect:
1. Low-power Technology, working current can drop to 10mA between rest period.One joint 65AH battery can make controller work half a year at least.
2. carry out data communication with host computer wirelessly, and accept the steering order of host computer.
3. system's versatility is good, simple in structure, reliability is high, and it is easy, with low cost to realize.
4. can realize each gate of full irrigated area unified management, reservoir strobe the automatic open close operation and decide the lock position and control.(electric power that comes by conversion of solar energy under the situation of no any commercial power supply makes motor operation, and lift gate is that reservoir discharges water, and is used for the needs of flood discharge or drought resisting)
Description of drawings
Fig. 1 is the low power wireless gate controller synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing is described in further detail the present invention:
(1) sensor: contain lock position and water levels of upstream and downstream sensor, displacement transducer is adopted in the lock position, and water level adopts the throw-in type pressure transducer, and supply voltage is 24VDC, and output signal is 4-20mA/1-5VDC.
(2) backboard/flat cable: provide control inner with outside linkage unit, hard wired mode is adopted in external cabling, inserts on the backboard by connecting terminal, can make things convenient for site operation like this.The inner mode that adopts flat cable has reduced line, and flat cable adopts connector to carry out line, and possibility is very high.
(3) signal processing unit: the sensor signal that the outside is transmitted is transformed into the signal that meets inner needs.
(4) A/D converting unit: converting mode signal to be fit to the single-chip microcomputer processing digital signal, is 12 conversions, and precision is 0.25%.
(5) switching value input signal unit: comprise button, limit switch etc., be contact point signal.
(6) switching value input signal converting unit: the switching value input signal is converted to the digital signal that meets the single-chip microcomputer needs.
(7) single-chip microcomputer: the core processing unit of controller, for the C8051F020 of dragon company of Xinhua production, except that all functions with INTEL8051,8 tunnel 12 A/D converters have also been expanded in addition, 2 road D/A converters, 32 road I/O interfaces, 64Kflash, 4KRAM etc., function is very powerful.Dragon electronics corporation of Xinhua produces
(8) switching value output converting unit: the switching value output signal that the digital signal processing of inside is become to be suitable for outside need.
(9) external switch amount output unit: contain motor, pilot lamp etc., they are accepted the switch order that single-chip microcomputer sends and move.
(10) communication unit: be connected by wireless mode with external server, adopt data radio station to carry out the transmission of data.Frequency 430MH/Z, the 12VDC power supply, transient current＞1.6A, coverage can reach 30KM.Ningbo day, smart company produced.
(11) display screen: be the monochromatic liquid crystal display of 640*128 dot matrix, carry Chinese character base, carry backlight, Blue screen, be used for the demonstration and the operation indicating of on-site signal.Electronics corporation of Jinpeng produces.
(12) clock electronic switch: be used for opening and closing the power supply of (13) unit, when main frame entered dormancy, (13) unit power supply need be closed, and is convenient to energy-conservation like this.Vishay siliconix produces.(down together)
(13) clock unit: be used for clocking of total system, enter dormancy, under the cut situation of self power supply, can realize that per minute interrupts once, so that wake-up master work is treated to enter dormant state again after host work is finished dealing with at main frame.DALLAS company produces.
(14) sensor electronics switch: be used for the opening/closing probe power, during master dormant, probe power is closed automatically, so that energy savings.Beijing and light great achievement company produce.
(15) LCD electronic switch backlight: being used for closing the LCD backlight electric power during the master dormant, also is for energy savings.
(16) power supply: the 12VDC that accumulator is come converts the 5VDC/3.3VDC that meets inner needs to.MAXIM produces.
(17) communication voltage transformation module: the RS-232 conversion of signals that the radio station is sent becomes to meet inside needs voltage signal, and vice versa.MAXIM produces.
All can purchase on above-mentioned all components and parts markets.
According to shown in Figure 1, sensor (1) is connected with backboard/flat cable (2) by connecting line, back/flat cable (2) is connected with signal processing unit (3) by flat cable, signal processing unit (3) is connected with A/D converting unit (4) by interconnector, A/D converting unit (4) is connected with single-chip microcomputer (7) by the chip internal circuit, back/flat cable 2 is connected with power supply source 16 by cable, the 12VDC that accumulator is come converts the 5VDC/3.3VDC that meets inner needs to, and the analog signal conversion of sensor is become digital signal.
Backboard/flat cable (2) is connected with power supply (16), ensures each components and parts power supply supply of controller.
Communication unit (10) is connected with backboard // flat cable (2) by line, backboard // flat cable (2) is connected with communication voltage transformation module (17) by cable, communication voltage transformation module (17) is connected with single-chip microcomputer (7) by interconnector, carries out exchanges data with remote server.
Switching value input signal unit (5) is connected with backboard // flat cable (2) by connecting line, backboard // flat cable (2) is connected with switching value input signal converting unit (6) by cable, switching value input signal converting unit (6) is connected with single-chip microcomputer (7) by interior lines, converts the contact input signal to digital signal.
Single-chip microcomputer (7) is connected with switching value output converting unit (8) by interconnector, switching value output converting unit (8) is connected with back/flat cable (2) by cable, back/flat cable (2) is connected with external switch amount output unit (9) by connecting line, converts digital signal to the external connector signal.
Single-chip microcomputer (7) is connected with external switch amount output unit (9) by interconnector, converts external switch amount contact point signal to the internal logic level signal by external switch amount output unit (9), uses for single-chip microcomputer (7).
Single-chip microcomputer (7) is connected with display screen (11) by interconnector, shows on-the-spot operational factor.
Single-chip microcomputer (7) is connected with clock unit (13) by interconnector, the operation of control clock unit.
Single-chip microcomputer (7) is connected with sensor electronics switch (14) by interconnector, and sensor electronics switch (14) is connected with sensor (1) by cable, is used to cut off the power supply of sensor.
Single-chip microcomputer (7) is connected with LCD electronic switch backlight (15) by interconnector, and LCD electronic switch backlight (15) is connected with display screen (11) by interconnector, is used to cut off LCD power supply backlight.
Single-chip microcomputer (7) is connected with clock electronic switch (12) by interconnector, and clock electronic switch (12) is connected with clock unit (13) by interconnector, is used to cut off the power supply of electronic switch.
Clock unit (13) is connected with clock electronic switch (12) by interconnector, and clock electronic switch (12) is connected with (7) by interconnector, wakes the single-chip microcomputer that is in dormant state up.
What above technical scheme had realized a kind of high-performance, high reliability, low cost, low-power consumption carries out the distributed director of data transmission based on wireless mode, has broad application prospects.
Claims (3)
1, a kind of low power wireless gate controller, it comprises signal processing unit (3), A/D conversion unit (4), single-chip microcomputer (7), it is characterized in that sensor (1) is connected with backboard/flat cable (2), back/flat cable (2) is connected with signal processing unit (3), signal processing unit (3) is connected with A/D converting unit (4), A/D converting unit (4) is connected with single-chip microcomputer (7) by the chip internal circuit, communication unit (10) is connected with backboard/flat cable (2), backboard/flat cable (2) is connected with communication voltage transformation module (17), communication voltage transformation module (17) is connected with single-chip microcomputer (7), single-chip microcomputer (7) is by being connected with sensor electronics switch (14), and sensor electronics switch (14) is connected with sensor (1).
2, a kind of low power wireless gate controller according to claim 1 is characterized in that single-chip microcomputer (7) is connected with LCD electronic switch backlight (15), and LCD electronic switch backlight (15) is connected with display screen (11).
3, a kind of low power wireless gate controller according to claim 1 is characterized in that single-chip microcomputer (7) is connected with clock electronic switch (12), and clock electronic switch (12) is connected with clock unit (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710052151 CN101051222A (en) | 2007-05-10 | 2007-05-10 | Low power wireless gate controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710052151 CN101051222A (en) | 2007-05-10 | 2007-05-10 | Low power wireless gate controller |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359093A (en) * | 2011-10-12 | 2012-02-22 | 无锡同春新能源科技有限公司 | Water saving gate used for supplying power to flow sensor and provided with wind energy generating system |
| CN102359094A (en) * | 2011-10-12 | 2012-02-22 | 无锡同春新能源科技有限公司 | Water saving gate used for supplying power to flow sensor and provided with wind energy generating system |
| CN101753031B (en) * | 2008-12-10 | 2012-12-12 | 晨星软件研发(深圳)有限公司 | Power conversion controller with very low power consumption and related method |
| CN107071302A (en) * | 2016-02-03 | 2017-08-18 | 明基电通股份有限公司 | Video transmitting device, video receiving device and mode switching method thereof |
| CN108958149A (en) * | 2018-08-20 | 2018-12-07 | 微特技术有限公司 | A kind of uninterrupted Transformation Plan of Gantry Crane telesecurity monitoring system |
-
2007
- 2007-05-10 CN CN 200710052151 patent/CN101051222A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101753031B (en) * | 2008-12-10 | 2012-12-12 | 晨星软件研发(深圳)有限公司 | Power conversion controller with very low power consumption and related method |
| CN102359093A (en) * | 2011-10-12 | 2012-02-22 | 无锡同春新能源科技有限公司 | Water saving gate used for supplying power to flow sensor and provided with wind energy generating system |
| CN102359094A (en) * | 2011-10-12 | 2012-02-22 | 无锡同春新能源科技有限公司 | Water saving gate used for supplying power to flow sensor and provided with wind energy generating system |
| CN107071302A (en) * | 2016-02-03 | 2017-08-18 | 明基电通股份有限公司 | Video transmitting device, video receiving device and mode switching method thereof |
| CN108958149A (en) * | 2018-08-20 | 2018-12-07 | 微特技术有限公司 | A kind of uninterrupted Transformation Plan of Gantry Crane telesecurity monitoring system |
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