CN201774323U - ZigBee-based wireless electric quantity transducer - Google Patents
ZigBee-based wireless electric quantity transducer Download PDFInfo
- Publication number
- CN201774323U CN201774323U CN2010202210459U CN201020221045U CN201774323U CN 201774323 U CN201774323 U CN 201774323U CN 2010202210459 U CN2010202210459 U CN 2010202210459U CN 201020221045 U CN201020221045 U CN 201020221045U CN 201774323 U CN201774323 U CN 201774323U
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- zigbee
- circuit
- wireless
- electric quantity
- radio transmitter
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Abstract
The utility model discloses a BigBee-based wireless electric quantity transducer which is formed by sequentially connecting a signal input circuit, an A/D (analog to digital) sampling circuit, a single chip microcomputer circuit, a ZigBee chip circuit. A ZigBee chip consists of a ZigBee protocol stack and a radio frequency circuit. Voltage and current signals are input to the A/D sampling circuit by the input circuit so as to be sampled, and analog signals are converted into digital signals that are output to a single chip microcomputer for processing, and after a series of processing, the signals are output to the ZigBee chip, packaged according to a communication protocol of the ZigBee protocol stack and then transmitted to a wireless network by a wireless sensor node through the radio frequency circuit. The BigBee-based wireless electric quantity transducer can conduct wireless access and wireless networking by adopting BigBee technology, thus having no need of wiring, and being simple and convenient, easy to realize and low in cost.
Description
Technical field
The utility model relates to a kind of wireless transmitter, particularly relates to a kind of radio transmitter based on ZigBee.
Background technology:
In the power automation field, industry spot needs a large amount of electric parameters transducers be used for measuring, transmitting parameters of electric power.At present, the output of general electric parameters transducer is standard DC0～5V, and 4～20mA or RS485 are by certain protocol transmission.These way of outputs all are wired load modes, insert or remove all very inconvenient.Will connect up when increasing by one road electric weight, even will increase other equipment.
The utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of radio transmitter based on ZigBee is provided, and energy wireless access, wireless networking need not wiring, and be simple and convenient, and it is low to be easy to realization and cost.
In order to achieve the above object, the technical solution adopted in the utility model is: a kind of radio transmitter based on ZigBee is connected to form by signal input circuit, A/D sample circuit, single chip circuit, ZigBee chip circuit successively.Comprise ZigBee protocol stack and radio frequency (Radio Frequency) circuit in the ZigBee chip.
Voltage, current signal are input to the A/D sample circuit through input circuit and signal are sampled and analog signal conversion is become digital signal, digital signal outputs to single-chip microcomputer and by single-chip microcomputer digital signal is handled, output in the ZigBee chip through the signal after a series of processing, signal is sent in the wireless network via wireless sensor node by radio circuit after packing according to the communications protocol of ZigBee protocol stack.Radio transmitter energy wireless access, wireless networking based on ZigBee become the wireless intelligence sensor terminal in the Internet, realize short range transmission by ZigBee technology voltage, current signal.
Power supply, battery are whole electric parameters transducer power supply, and the service time of battery is long, can adopt solar powered.
Compared with prior art, the beneficial effects of the utility model are: the first, wireless access, and there is not wiring problem in wireless networking, realizes simply reducing cost; The second, low in energy consumption, but powered battery, and battery service time can be very long, is specially adapted to the application of solar energy aspect; Three, the self-organizing of network, self-healing ability are strong, reliable communications, and data security, ZigBee adopts the AES-128 cryptographic algorithm, and each application can be determined its security attribute flexibly; Four, working frequency range is flexible, uses frequency range to be 2.4GHz, 868MHz and 915MHz, is the frequency range of exempting from license.
Description of drawings:
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is enforcement networking structure figure of the present utility model.
Embodiment:
Central idea of the present utility model is to overcome the deficiencies in the prior art, and a kind of radio transmitter based on ZigBee is provided, and energy wireless access, wireless networking need not wiring, and be simple and convenient, and it is low to be easy to realization and cost.Be elaborated with reference to accompanying drawing below in conjunction with embodiment, so that technical characterictic of the present utility model and advantage are carried out more deep annotation.
Theory diagram of the present utility model as shown in Figure 1, a kind of radio transmitter based on ZigBee is connected to form by signal input circuit, A/D sample circuit, single chip circuit, ZigBee chip circuit successively.Comprise ZigBee protocol stack and radio frequency (RadioFrequency) circuit in the ZigBee chip.
Electric current, voltage signal are input to the A/D sample circuit through input circuit and signal are sampled and analog signal conversion is become digital signal, digital signal outputs to single-chip microcomputer and by single-chip microcomputer digital signal is handled, output in the ZigBee chip through the signal after a series of processing, signal is sent in the wireless network via wireless sensor node by radio circuit after packing according to the communications protocol of ZigBee protocol stack.Radio transmitter energy wireless access, wireless networking based on ZigBee become the wireless intelligence sensor terminal in the Internet, realize short range transmission by ZigBee technology voltage, current signal.
Enforcement networking structure figure of the present utility model adopts the radio transmitter of ZigBee technology to have the intelligence sensor network advantages of composition and power as shown in Figure 2.After forming network, the radio transmitter is a sensor node in the network, CCC is connected with a plurality of ZigBee sink nodes by the GSM network, realize wireless information exchange by the Zigbee technology between ZigBee sink nodes and the sensor node, the wireless sensor node that has a radio circuit is responsible for the perception and the processing of data and is sent the ZigBee sink nodes to, CCC obtains the relevant information that collects by the GSM network, realizes effective control and management to electric current, voltage signal.
Claims (4)
1. the radio transmitter based on ZigBee is connected to form by signal input circuit, A/D sample circuit, single chip circuit successively, it is characterized in that: also comprise the ZigBee chip circuit that links to each other with the single chip circuit output.
2. the radio transmitter based on ZigBee according to claim 1 is characterized in that: described ZigBee chip circuit comprises ZigBee protocol stack and radio circuit.
3. the radio transmitter based on ZigBee according to claim 2 is characterized in that: described ZigBee protocol stack according to communications protocol to the signal processing of packing.
4. the radio transmitter based on ZigBee according to claim 2, it is characterized in that: described signal to the perception of data and send the ZigBee sink nodes to, by Zigbee technology is realized wireless information exchange between ZigBee sink nodes and the sensor node through the wireless sensor node of radio circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202210459U CN201774323U (en) | 2010-06-04 | 2010-06-04 | ZigBee-based wireless electric quantity transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202210459U CN201774323U (en) | 2010-06-04 | 2010-06-04 | ZigBee-based wireless electric quantity transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201774323U true CN201774323U (en) | 2011-03-23 |
Family
ID=43754160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202210459U Expired - Fee Related CN201774323U (en) | 2010-06-04 | 2010-06-04 | ZigBee-based wireless electric quantity transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201774323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323052A (en) * | 2013-06-06 | 2013-09-25 | 国家电网公司 | Temperature-humidity monitoring system for transformer substation |
-
2010
- 2010-06-04 CN CN2010202210459U patent/CN201774323U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323052A (en) * | 2013-06-06 | 2013-09-25 | 国家电网公司 | Temperature-humidity monitoring system for transformer substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20190604 |