CN202838647U - Wireless terminal - Google Patents
Wireless terminal Download PDFInfo
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- CN202838647U CN202838647U CN 201220235096 CN201220235096U CN202838647U CN 202838647 U CN202838647 U CN 202838647U CN 201220235096 CN201220235096 CN 201220235096 CN 201220235096 U CN201220235096 U CN 201220235096U CN 202838647 U CN202838647 U CN 202838647U
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- wireless terminal
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- power supply
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Abstract
The utility model provides a wireless terminal which comprises a wiring unit for receiving the collected signals of the external environment, a control device connected with the wiring unit and a power supply unit connected with the control device, wherein the control device comprises a dot-frequency wireless transceiving data unit based on 433MHz. The wireless terminal saves cost.
Description
Technical field
The utility model relates to a kind of wireless terminal.
Background technology
Along with the automatic technology development, the automatization level of water conservancy system is also progressively improving; For strengthening the reservoir safety management, guarantee the engineering safety operation, assure the safety for life and property of the people, the rationally effect of efficient performance reservoir, how accurately, the data such as rainfall, water level, seepage flow and dam displacement of Real Time Monitoring reservoir are particularly important, prior art adopts two kinds of technical schemes substantially, one: dispose a plurality of RTU and a plurality of GPRS wireless transmission unit, measuring station need dispose solar panels; Its two: rain sensor, level sensor, seepage flow sensor report to RTU (Remote Terminal Unit telemetry terminal system device) by wired mode with data, by the mode of GPRS, whole measurement data are sent to the monitor service center again.
To sum up: the prior art deficiency is: cost of equipment maintenance is high; Need pay the communication cost of a plurality of GPRS every month; Sensor and RTU are by wired mode, and RTU is far away for individual sensor such as seepage flow, water level mounting distance, and cable wiring manufacture is extremely inconvenient, and the follow-up maintenance cost is high.
The utility model content
The utility model proposes a kind of wireless terminal, solved cost of equipment maintenance height in the prior art, the problem of the extremely inconvenient inconvenience of cable wiring manufacture.
The technical solution of the utility model is achieved in that
The utility model discloses a kind of wireless terminal, comprise: the wiring units that receives the ambient signal of the outside that collects, the control device that links to each other with described wiring units, with the power supply unit that described control device links to each other, described control device comprises the some frequency wireless receiving and dispatching data cell based on 433MHz.
In wireless terminal described in the utility model, described control device also comprises the address setting unit that links to each other with described frequently wireless receiving and dispatching data cell, concrete address is set to: 00H uses the address of the RTU that decides, and 01H-0FH is used separately as the address of 15 estrade RTU.
In wireless terminal described in the utility model, described wireless terminal also comprises the wireless transceiver that is connected with described control device.
In wireless terminal described in the utility model, described power supply unit supply voltage is: 12V.
In wireless terminal described in the utility model, described power supply unit supply voltage is: 3.6V.
In wireless terminal described in the utility model, described control device also comprises the power supply management unit for detection of the electric weight size that is connected with described power supply unit.
In wireless terminal described in the utility model, described wireless terminal also comprises the draw-in groove that is used for on-the-spot program upgrade and/or the storage of outside growth data that is connected with described control module.
Implement a kind of wireless terminal of the present utility model, have following useful technique effect:
The WLAN that 1, can form two-way peer to peer communication.In consolidated network, maximum terminal quantity can reach 16, and every station terminal can external 16 dissimilar sensors, are specially adapted to the various application scenarios that are not easy to connect up.
2, because adopt inner networking, the data unifications such as all rainfall, water level, seepage flow send to wireless terminal of the present utility model, and a reservoir only needs a cover GPRS wireless transmission unit, has saved the communication cost that needs a plurality of GPRS transmission units.
3, wireless terminal of the present utility model is when using inner 3.6V powered battery, and average power consumption only has 3.6mW.Use the lithium battery of a joint 3.6V/14Ah capacity, but continuous working reaches the above time of a year and a half, removes the installation and the cost of equipment that use solar panels from.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of wireless terminal of the utility model;
Fig. 2 is the external overall front elevation of a kind of wireless terminal of the utility model.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1, embodiment of the present utility model, a kind of wireless terminal comprises: wiring units 10, control device 20, power supply unit 30, wireless transceiver 40, power supply management unit 50, draw-in groove 60.
Control device 40 comprises the some frequency wireless receiving and dispatching data cell based on 433MHz.Also comprise the address setting unit that links to each other with described frequently wireless receiving and dispatching data cell, concrete address is set to: 00H uses the address of the RTU that decides, and 01H-0FH is used separately as the address of 15 estrade RTU.
The measuring points such as seepage gauge, rainfall and water level send to of the present utility model a kind of wireless terminal with the data unification with wireless mode by the Intranet that 433MHz forms, and are sent to remote data Surveillance center by GPRS again.
Wireless terminal of the present utility model is followed " KH-LINK monitor terminal device communication protocol ", based on the some frequency wireless data transceiving function of 433MHz.Networking mode is multi-multipoint peer to peer communication mode, and maximum networking terminal quantity is 16.According to the regulation in " KH-LINK monitor terminal device communication protocol ", 00H uses the address of the RTU that decides, and 01H-0FH is used separately as the address of 15 estrade RTU.
Power supply unit 30 has 12V power supply and two kinds of powering modes of 3.6V battery:
1) in the 3.6V battery powered mode, wireless terminal of the present utility model is in the super low-power consumption operational mode automatically, can automatically wake up according to the time interval of setting, and initiatively send data to upper RTU.Wireless terminal of the present utility model can in initial time (in the 5 seconds) image data in cycle in the time interval of each setting, also can gather switching value data according to the down trigger mode.Wireless terminal of the present utility model can not be accessed by other RTU when sleep state.
2) in 12V Power supply pattern, wireless terminal of the present utility model is in the power-saving running pattern automatically, can according to the time interval of setting, initiatively send data to upper RTU.Wireless terminal of the present utility model can in initial time (in the 5 seconds) image data in cycle in the time interval of each setting, also can gather switching value data according to the down trigger mode.Wireless terminal of the present utility model can be accepted other RTU access at any time.
Wiring units 10 has 2 way switch amounts input (can be extended to as required the input of 4 way switch amounts), and Low level effective draws on the 10k Ω.Adopt the down trigger mode to record negative edge.
Have 2 road analog inputs (can be extended to as required 4 road analog inputs), 4-20mA input current, 125 Ω input impedance.
Have the output of 2 way switch amounts, in 12V Power supply pattern, have the driving force of 12V/100mA.In the 3.6V battery powered mode, this port is invalid.
Have 1 road RS485 bus and 1 road RS232 bus, can carry out communication with other terminal device of following " KH-LINK monitor terminal device communication protocol ", also can customize other communications protocol according to customer requirement or system's needs.
The non-loss solid-state memory of built-in 64kB EEPROM is used for storing various setup parameters and statistics.
Has SD card slot 60.After inserting the SD card, can be used for on-the-spot program upgrade.As required, the SD card also can be used as outside growth data storer use.
The program upgrade function of number of ways is provided, comprises: JTAG, SD, RF, RS232.
Power supply management unit 50 has power supply and detects and warning function.Can detect cell voltage, solar cell panel voltages and charge in batteries electric current.When the 3.6V battery was lower than 3.3V in continuous 1 minute, or the 12V accumulator is when being lower than 11.5V in continuous 1 minute, and run indicator can be transformed into red flicker by green, and does to report to the police and process.The charge in batteries electric current can be used for statistics day charge capacity.Have the rechargeable solar battery management function, when battery tension is lower than 13.2V, with the voltage charging of 14.4V, after battery tension reaches 14.4V, continue again charging 15 minutes, then be automatically converted to the voltage floating charge of 13.6V.Voltage when beginning is then directly used the voltage floating charge of 13.6V greater than 13.2V.When cell voltage was lower than 10.5V, except keeping charging, voltage detecting and time clock feature, other function was all closed, and remains on minimum power consumption state.But after cell voltage returned to 11.5V, wireless terminal of the present utility model returned to normal operating conditions automatically, but needed again login.
1 double-colored run indicator, 1 double-colored charging indicator light, 3 double-colored communication pilot lamp and 6 port status pilot lamp are arranged on the panel of wireless terminal of the present utility model.
1) run indicator: run indicator when normally moving, shows green or red flicker at MCU (control device 20).Being green when supply voltage is normal, is red when unusual.In the 3.6V battery powered mode, run indicator is take 1 time/10 seconds speed flicker (time of lighting is as 200ms) at every turn.
2) charging indicator light: when charging with 14.4V, charging indicator light shows red; When with the charging of 13.6V voltage, charging indicator light shows green; When not charging, charging indicator light extinguishes.
3) communication pilot lamp: the communication pilot lamp shows red flicker when sending, and shows green flicker when receiving.
4) port status pilot lamp: input or output show when effective green.In the 3.6V battery powered mode, port led is not lighted.
Implement a kind of wireless terminal of the present utility model, have following useful technique effect:
The WLAN that 1, can form two-way peer to peer communication.In consolidated network, maximum terminal quantity can reach 16, and every station terminal can external 16 dissimilar sensors, are specially adapted to the various application scenarios that are not easy to connect up.
2, because adopt inner networking, the data unifications such as all rainfall, water level, seepage flow send to wireless terminal of the present utility model, and a reservoir only needs a cover GPRS wireless transmission unit, has saved the communication cost that needs a plurality of GPRS transmission units.
3, wireless terminal of the present utility model is when using inner 3.6V powered battery, and average power consumption only has 3.6mW.Use the lithium battery of a joint 3.6V/14Ah capacity, but continuous working reaches the above time of a year and a half, removes the installation and the cost of equipment that use solar panels from.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. wireless terminal, comprise: the wiring units that receives the ambient signal of the outside that collects, the control device that links to each other with described wiring units, power supply unit with described control device links to each other is characterized in that: described control device comprises the some frequency wireless receiving and dispatching data cell based on 433MHz.
2. wireless terminal according to claim 1 is characterized in that, described wireless terminal also comprises the wireless transceiver that is connected with described control device.
3. wireless terminal according to claim 1 is characterized in that, described power supply unit supply voltage is: 12V.
4. wireless terminal according to claim 1 is characterized in that, described power supply unit supply voltage is: 3.6V.
5. wireless terminal according to claim 1 is characterized in that, described control device also comprises the power supply management unit for detection of the electric weight size that is connected with described power supply unit.
6. wireless terminal according to claim 1 is characterized in that, described wireless terminal also comprises the draw-in groove that is used for on-the-spot program upgrade and/or the storage of outside growth data that is connected with described control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235096 CN202838647U (en) | 2012-05-23 | 2012-05-23 | Wireless terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235096 CN202838647U (en) | 2012-05-23 | 2012-05-23 | Wireless terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202838647U true CN202838647U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220235096 Expired - Lifetime CN202838647U (en) | 2012-05-23 | 2012-05-23 | Wireless terminal |
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| CN (1) | CN202838647U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950747A (en) * | 2015-06-09 | 2015-09-30 | 南京南瑞集团公司 | Low-power-consumption wireless management and control device and low-power-consumption wireless management and control method for outdoor telemetering terminal |
| CN109976275A (en) * | 2019-03-22 | 2019-07-05 | 深圳市联智物联网科技有限公司 | A kind of environmental data wireless monitor system and its working method for wisdom agricultural |
| CN109993954A (en) * | 2019-03-22 | 2019-07-09 | 深圳市联智物联网科技有限公司 | A kind of meteorological data wireless monitor system and its working method suitable for wisdom agricultural |
| CN110033607A (en) * | 2019-03-22 | 2019-07-19 | 深圳市联智物联网科技有限公司 | A kind of individual wireless monitor system and its working method for putting management in a suitable place to breed for livestock |
-
2012
- 2012-05-23 CN CN 201220235096 patent/CN202838647U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950747A (en) * | 2015-06-09 | 2015-09-30 | 南京南瑞集团公司 | Low-power-consumption wireless management and control device and low-power-consumption wireless management and control method for outdoor telemetering terminal |
| CN104950747B (en) * | 2015-06-09 | 2017-06-16 | 南京南瑞集团公司 | A kind of method of the field remote measuring terminal wireless management with controlling |
| CN109976275A (en) * | 2019-03-22 | 2019-07-05 | 深圳市联智物联网科技有限公司 | A kind of environmental data wireless monitor system and its working method for wisdom agricultural |
| CN109993954A (en) * | 2019-03-22 | 2019-07-09 | 深圳市联智物联网科技有限公司 | A kind of meteorological data wireless monitor system and its working method suitable for wisdom agricultural |
| CN110033607A (en) * | 2019-03-22 | 2019-07-19 | 深圳市联智物联网科技有限公司 | A kind of individual wireless monitor system and its working method for putting management in a suitable place to breed for livestock |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Chen Ting Document name: Notification of Passing Examination on Formalities |
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| DD01 | Delivery of document by public notice | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |