CN204537418U - Large Copacity remote-wireless digital transmission module - Google Patents
Large Copacity remote-wireless digital transmission module Download PDFInfo
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- CN204537418U CN204537418U CN201420866458.0U CN201420866458U CN204537418U CN 204537418 U CN204537418 U CN 204537418U CN 201420866458 U CN201420866458 U CN 201420866458U CN 204537418 U CN204537418 U CN 204537418U
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Abstract
The utility model relates to Large Copacity remote-wireless digital transmission module.Object is the Large Copacity remote-wireless digital transmission module providing a kind of global frequency range free, to solve the problem that network capacity in prior art is little, communication distance is short, be easily disturbed.Scheme: Large Copacity remote-wireless digital transmission module, comprises communication interface, micro controller unit, wireless communication module, double antenna unit, storage unit and power supply unit; Communication interface is connected with micro controller unit with ammeter respectively; Micro controller unit is connected with storage unit with communication interface, wireless communication module respectively; Wireless communication module is connected with double antenna unit with micro controller unit respectively; Double antenna unit, built-in two antennas, for sending and Received signal strength; Storage unit, is connected with micro controller unit and stores for it and to read data; Power supply unit, is connected with storage unit with micro controller unit, wireless communication module respectively.Utility model is used for data reading system and the management of intelligent electric meter.
Description
Technical field
The utility model relates to a kind of wireless data transmission module, and particularly a kind of Large Copacity remote-wireless digital transmission module, is mainly used in data reading system and the management of intelligent electric meter.
Background technology
At present, to electric energy meter data reading system and management on, a lot of country all employing intelligentized centralized checking meter replace original manual metering.In the scheme of existing intelligent centralized automatic meter-reading, have employed the local communication modes such as such as PLC, RS485, RF, its network capacity is limited, and communication distance is short, is easily disturbed, and is mostly confined to coverage and the user capacity of a transformer platform area more.The on-the-spot equipment being used for data acquisition also can the therefore substantial amounts become, and adds maintenance and equipment cost.In order to solve in existing centralized scheme of checking meter the problem that network capacity is little, communication distance is short, be easily disturbed, and improve the managerial ability of the Large Copacity to power consumer, large data, need to develop a energy long transmission distance, large, the jamproof teletransmission wireless module of network capacity.
Summary of the invention
The technical problems to be solved in the utility model is: the Large Copacity remote-wireless digital transmission module providing a kind of global frequency range free for above-mentioned Problems existing, to solve the problem that network capacity in prior art is little, communication distance is short, be easily disturbed.
The technical scheme that the utility model adopts is: Large Copacity remote-wireless digital transmission module, is characterized in that: it comprises communication interface, micro controller unit, wireless communication module, double antenna unit, storage unit and power supply unit, wherein,
Communication interface, is connected with micro controller unit with ammeter respectively, for realizing the mutual of ammeter and micro controller unit;
Micro controller unit, be connected with storage unit with communication interface, wireless communication module respectively, obtain the ammeter data that communication interface transmits on the one hand, wireless communication module is sent to after parsing, receive the data that wireless communication module sends on the other hand, and transfer to ammeter through communication interface; Meanwhile, storage and the reading of data is carried out alternately with storage unit;
Wireless communication module, be connected with double antenna unit with micro controller unit respectively, receive the data that micro controller unit sends on the one hand, after encryption, be sent to double antenna unit, receive the data that double antenna unit sends on the other hand, after deciphering, be sent to micro controller unit;
Double antenna unit, built-in two antennas, for sending and Received signal strength, realize the on-air radio data interaction with gateway or concentrator;
Storage unit, is connected with micro controller unit and stores for it and to read data;
Power supply unit, is connected with storage unit with micro controller unit, wireless communication module respectively, and for they provide operating voltage.
Described wireless data transmission module also comprises the indicator unit being connected with micro controller unit, indicating for communication, and this indicator unit is connected with providing the power supply unit of operating voltage for it simultaneously.
The input end of described power supply unit is connected with communication interface, by communication interface for power supply unit provides input voltage.
Described wireless communication module is connected with double antenna unit by RF input/output port.
The model that described wireless communication module adopts U.S. On-Ramp wireless technology company to produce is the wireless communication module of ULPU100.
The beneficial effects of the utility model are: 1, the utility model incorporates the double antenna unit of storage unit and built-in two antennas, not only increases network capacity, and improves transmission range.2, the model that wireless communication module adopts U.S. On-Ramp wireless technology company to produce is the wireless communication module of ULPU100, follow IEEE 802.15.4k agreement, by double antenna unit, realize the centralized collection to electric energy meter data and management, its link budget up to 172dB had, can bring up to 10km by transmission range; And micro controller unit, wireless communication module, storage unit enhance the resource needed for witched-capacity network, network capacity can be expanded to 5000 nodes, thus make centralized automatic meter-reading scheme not at scope and the capacity in limitation one Ge Tai district.Meanwhile, wireless communication module has DSSS spread spectrum, has very strong antijamming capability.Thus can solve that network capacity is little, communication distance is short, be subject to the existing technology barriers such as interference problem.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of communication interface in the utility model.
Fig. 3 is the circuit theory diagrams of micro controller unit in the utility model.
Fig. 4 is the circuit theory diagrams of wireless communication module in the utility model.
Fig. 5 is the circuit theory diagrams of double antenna unit in the utility model.
Fig. 6 is the circuit theory diagrams of storage unit in the utility model.
Fig. 7 is the circuit theory diagrams of power supply unit in the utility model.
Fig. 8 is the circuit theory diagrams of indicator unit in the utility model.
Embodiment
As shown in Figure 1, the present embodiment comprises communication interface 1, micro controller unit 2, wireless communication module 3, double antenna unit 4, storage unit 5, power supply unit 6 and indicator unit 7.
As shown in Figure 2, described communication interface 1 is connected with micro controller unit 2 with ammeter respectively, for realizing the mutual of ammeter and micro controller unit 2.
As shown in Figure 3, described micro controller unit 2 is connected with indicator unit 7 with communication interface 1, wireless communication module 3, storage unit 5 respectively, obtain the ammeter data that communication interface 1 transmits on the one hand, wireless communication module 3 is sent to after parsing, receive the data that wireless communication module 3 sends on the other hand, and transfer to ammeter through communication interface 1; Meanwhile, carry out storage and the reading of data alternately with storage unit 5, mutual with indicator unit 7, realize communication instruction.In this example, described micro controller unit 2 is made up of single-chip microcomputer U5 (model STM32F051K8T6) and peripheral circuit thereof.U7 works in CMOS pattern, and supply voltage resets lower than during 2.7V.
As shown in Figure 4, described wireless communication module 3 is connected with double antenna unit 4 with micro controller unit 2 respectively, receive the data that micro controller unit 2 sends on the one hand, double antenna unit 4 is sent to after encryption, receive the data that double antenna unit 4 sends on the other hand, after deciphering, be sent to micro controller unit 2; Described wireless communication module 3 is connected with double antenna unit 4 by RF input/output port; In this example, the model that described wireless communication module 3 (U2) adopts On-Ramp wireless technology company of the U.S. to produce is the wireless communication module of ULPU100, meet IEEE 802.15.4k agreement, there is DSSS spread spectrum, high receiving sensitivity, complete the conversion of numeral, simulating signal, for realizing remote-wireless communication.
As shown in Figure 5, built-in two antennas of described double antenna unit 4 (P2, P3, model is 1001013), for sending and Received signal strength, realize the on-air radio data interaction with gateway or concentrator.
As shown in Figure 6, described storage unit 5 (U10, model is MX25L4006EM1I-12G) is connected with micro controller unit 2 and stores for it and to read data;
As shown in Figure 7, described power supply unit 6 is connected with indicator unit 7 with micro controller unit 2, wireless communication module 3, storage unit 5 respectively, and for they provide operating voltage; In this example, described power supply unit 6 adopts model to be the DC power voltage stabilizing chip of AP2213D_3.3TRE1, and its input end is connected with communication interface 1, by communication interface 1 for power supply unit 6 provides input voltage.
As shown in Figure 8, described indicator unit 7 (comprising V1, V2, V3) is connected with power supply unit 6 with micro controller unit 2 respectively, indicates for communication.In this example, V2 is this floor-lamp, and pilot lamp is red; The normal bright representation module of pilot lamp and table are counted and are communicated normally, extinguish and represent communication abnormality.V1 is network state lamp, and pilot lamp is green; Extinguish and represent: System Manager not started (system administration manager does not start); Normal bright expression: (system administration manager starts System Manager has been started, Startup sequence complete.Waiting for network enter command, and initiating sequence completes.Wait for network input command); Within 2 seconds, quick flashing once represents: Scanning for network (search network); 200 milliseconds of once expression: Network joined successfully (networking successfully) that evenly glimmer.V3 is data light signal: pilot lamp is for red; Data transmit-receive is had, fast blink one second between module and concentrator/gateway.
The principle of work of the present embodiment is:
When checking meter, micro controller unit 2 obtains ammeter data by communication interface 1, wireless communication module 3 is sent to after protocol analysis, wireless communication module 3 is sent to double antenna unit 4 after being encrypted by ammeter data by digital-to-analog conversion and spread spectrum, and the antenna selecting signal quality good is sent to gateway or concentrator side, thus obtain the power consumption of electric energy meter, realize centralized remote-wireless and check meter.
Otherwise, when gateway or concentrator issue data to ammeter, after double antenna unit 4 receives the signal of gateway or concentrator, be transferred to after wireless communication module 3 is deciphered and send to micro controller unit 2, then transfer to ammeter through communication interface 1.
Claims (5)
1. a Large Copacity remote-wireless digital transmission module, it is characterized in that: it comprises communication interface (1), micro controller unit (2), wireless communication module (3), double antenna unit (4), storage unit (5) and power supply unit (6), wherein
Communication interface (1), is connected with micro controller unit (2) with ammeter respectively, for realizing the mutual of ammeter and micro controller unit (2);
Micro controller unit (2), be connected with storage unit (5) with communication interface (1), wireless communication module (3) respectively, obtain the ammeter data that communication interface (1) transmits on the one hand, wireless communication module (3) is sent to after parsing, receive the data that wireless communication module (3) sends on the other hand, and transfer to ammeter through communication interface (1); Meanwhile, storage and the reading of data is carried out alternately with storage unit (5);
Wireless communication module (3), be connected with double antenna unit (4) with micro controller unit (2) respectively, receive the data that micro controller unit (2) sends on the one hand, double antenna unit (4) is sent to after encryption, receive the data that double antenna unit (4) sends on the other hand, after deciphering, be sent to micro controller unit (2);
Double antenna unit (4), built-in two antennas, for sending and Received signal strength, realize the on-air radio data interaction with gateway or concentrator;
Storage unit (5), is connected with micro controller unit (2) and stores for it and to read data;
Power supply unit (6), is connected with storage unit (5) with micro controller unit (2), wireless communication module (3) respectively, and for they provide operating voltage.
2. Large Copacity remote-wireless digital transmission module according to claim 1, it is characterized in that: described wireless data transmission module also comprises the indicator unit (7) being connected with micro controller unit (2), indicating for communication, this indicator unit is connected with providing the power supply unit of operating voltage (6) for it simultaneously.
3. Large Copacity remote-wireless digital transmission module according to claim 1 and 2, it is characterized in that: the input end of described power supply unit (6) is connected with communication interface (1), by communication interface (1) for power supply unit (6) provides input voltage.
4. Large Copacity remote-wireless digital transmission module according to claim 1 and 2, is characterized in that: described wireless communication module (3) is connected with double antenna unit (4) by RF input/output port.
5. Large Copacity remote-wireless digital transmission module according to claim 1 and 2, is characterized in that: the model that described wireless communication module (3) adopts U.S. On-Ramp wireless technology company to produce is the wireless communication module of ULPU100.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420866458.0U CN204537418U (en) | 2014-12-30 | 2014-12-30 | Large Copacity remote-wireless digital transmission module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420866458.0U CN204537418U (en) | 2014-12-30 | 2014-12-30 | Large Copacity remote-wireless digital transmission module |
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| CN204537418U true CN204537418U (en) | 2015-08-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105137867A (en) * | 2015-08-10 | 2015-12-09 | 上海云迈智能科技有限公司 | Wireless transmission control equipment |
| CN107231604A (en) * | 2017-05-19 | 2017-10-03 | 北京蓝涟科技有限责任公司 | A kind of digital communication method and system |
-
2014
- 2014-12-30 CN CN201420866458.0U patent/CN204537418U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105137867A (en) * | 2015-08-10 | 2015-12-09 | 上海云迈智能科技有限公司 | Wireless transmission control equipment |
| CN107231604A (en) * | 2017-05-19 | 2017-10-03 | 北京蓝涟科技有限责任公司 | A kind of digital communication method and system |
| CN107231604B (en) * | 2017-05-19 | 2021-01-29 | 北京蓝涟科技有限责任公司 | Digital communication method and system |
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