CN202814460U - Vortex shedding flow-meter based on Zigbee communication - Google Patents
Vortex shedding flow-meter based on Zigbee communication Download PDFInfo
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- CN202814460U CN202814460U CN 201220524437 CN201220524437U CN202814460U CN 202814460 U CN202814460 U CN 202814460U CN 201220524437 CN201220524437 CN 201220524437 CN 201220524437 U CN201220524437 U CN 201220524437U CN 202814460 U CN202814460 U CN 202814460U
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Abstract
The utility model relates to a vortex shedding flow-meter based on Zigbee communication. The vortex shedding flow-meter based on the Zigbee communication is composed of a single chip microcomputer, a liquid crystal display, a power supply, a Zigbee module, an optoelectronic isolation device, an amplifying and shaping circuit module and a probe module. The liquid crystal display is connected with an output end of the single chip microcomputer, the power supply is connected with an input end of the single chip microcomputer, and the Zigbee module is in double-way connection with a corresponding interface of the single chip microcomputer. The probe module, the amplifying and shaping circuit module and the optoelectronic isolation device are connected with the input end of the single chip microcomputer after being sequentially connected. The vortex shedding flow-meter based on the Zigbee communication provides an economical and effective method for remote meter reading of a vortex shedding flow-meter. Cost of further wire communication network establishment in an earlier stage and wire communication network maintenance in a later stage is saved, free network resource sharing and remote real-time management for instrument data are achieved, and resource cost is greatly saved.
Description
Technical field
The utility model relates to a kind of vortex shedding flow meter based on the Zigbee communication.
Background technology
Along with the progress of science and technology and the development of network technology, utilize various advanced persons' network technology to carry out the remote copying of industrial flow instrument and manage becoming a reality.Traditional manual reading technique will expend huge manpower and materials on the one hand, and on the other hand, on-the-spot various data can't be understood and record in administrative authority in real time, can't realize the system remote automatic management.So utilizing various mechanicss of communication to carry out remote automatic meter reading and manage has been trend of the times.
The communication modes of domestic traditional vortex shedding flow meter is generally selected RS232, the RS485 serial port, and this dual mode all needs again cable laying, and expense is higher, and debugging is difficulty also.These traditional modes have not satisfied the needs of present remote meter reading.Also have at present based on ethernet communication with based on the vortex shedding flow meter of GPRS communication, but the mode that is based on Ethernet need to connect up in industry spot, need wall penetration and hole punching early stage, later stage will have special personnel to safeguard cable loose contact and the safety problem of carrying out network, and early stage, construction cost and later maintenance expense were still huge.On the other hand, use the wireless communication modules such as GPRS module or CDMA module then to need to pay the network operation expense, the running cost of generation often is difficult to allow the user accept.
The utility model content
Technical problem to be solved in the utility model provides the vortex shedding flow meter based on the Zigbee communication that a kind of early investment expense is low, communication distance is far away and later maintenance cost is low.
The utility model adopts following technical scheme:
The utility model is comprised of single-chip microcomputer, LCDs, power supply, Zigbee module, optical isolation, amplification and rectification circuit module, probe module, described LCDs is connected with the output terminal of single-chip microcomputer, described power supply is connected with the input end of single-chip microcomputer, described Zigbee module is connected with the corresponding interface of single-chip microcomputer is two-way, is connected with the input end of single-chip microcomputer after described probe module, amplification and rectification circuit module, optical isolation connect successively.
The model of single-chip microcomputer described in the utility model is PIC16F877.
The model of LCDs described in the utility model is DGM0146.
The model of power supply described in the utility model is LM7805.
The model of Zigbee module described in the utility model is ZBCOM-1001E.
The model of optical isolation described in the utility model is TL117.
The model of amplification and rectification circuit module described in the utility model is OS-ZBFD.
The model of probe module described in the utility model is OS-ZBTT.
Good effect of the present utility model is as follows:
The utility model provides a kind of comparatively cost-effective mode for the remote meter reading of vortex shedding flow meter.Set up separately the expense of wire communication network and wired maintenance of later stage to save early stage, realize that Internet resources are freely shared and the long-distance real-time management of instrumented data, greatly saving resource cost.
Description of drawings
Accompanying drawing 1 is the utility model structural representation.
Accompanying drawing 2 is the utility model workflow diagram.
Embodiment
Such as accompanying drawing 1, shown in 2, the utility model is by single-chip microcomputer 1, LCDs 2, power supply 3, Zigbee module 4, optical isolation 5, amplification and rectification circuit module 6, probe module 7 forms, described LCDs 2 is connected with the output terminal of single-chip microcomputer, described power supply 3 is connected with the input end of single-chip microcomputer 1, described Zigbee module 4 is connected with the corresponding interface of single-chip microcomputer is two-way, described probe module 7, amplification and rectification circuit module 6, be connected with the input end of single-chip microcomputer 1 after optical isolation 5 connects successively, the model of wherein said single-chip microcomputer 1 is PIC16F877, the model of LCDs 2 is DGM0146, the model of power supply 3 is LM7805, the model of Zigbee module 4 is ZBCOM-1001E, the model of optical isolation 5 is TL117, the model of amplification and rectification circuit module 6 is OS-ZBFD, the model of probe module 7 is OS-ZBTT.
The utility model hardware circuit adopts the PIC16F877 single-chip microcomputer as system central processor, is responsible for the control of whole system and the processing of information.Power unit offers single-chip microcomputer PIC16F877 by the 5V DC voltage that power supply chip LM7805 comes stabilizing transformer to produce, LCDs DGM01406, and photoelectric isolated chip TIL177, Max232 uses.The faint voltage signal of probe output by mimic channel amplify, shaping and filtering, then caught by single-chip microcomputer pulse capture pin through photoelectric isolating circuit and gather, single-chip microcomputer is by calculating the parameters such as instantaneous delivery, integrated flow.Single-chip microcomputer with some Parameter storages of computing in the data storage cell of single-chip microcomputer.Wherein by port data are outputed to character liquid crystal display screen DGM01406.System communicates by letter with host computer by the Zigbee wireless communication mode.The Zigbee wireless network card adopts and causes electronics far away based on the ZBCOM-1001E of 802.15.4 agreement, and it is connected with Max232 by serial ports, and Max232 is connected with single-chip microcomputer PIC16F877, realizes network communication.
The principle of work of the vortex shedding flow meter of the Zigbee of having communication function of the present utility model is |: at first by the weak voltage signals of sample circuit pick-up transducers probe output, by processing unit signal is amplified shaping filter again, be calculated to be required flow signal by the single-chip microcomputer acquisition process, and make it to show the information such as flow by the port controlling liquid crystal display.Single-chip microcomputer also can carry out communication with host computer Zigbee communication module, after receiving the read data instruction information exchanges such as flow is crossed the Zigbee module and sends to host computer.The utility model provides a kind of comparatively cost-effective mode for the remote meter reading of vortex shedding flow meter.Set up separately the expense of wire communication network and wired maintenance of later stage to save early stage, realize that Internet resources are freely shared and the long-distance real-time management of instrumented data, greatly saving resource cost.
Claims (8)
1. vortex shedding flow meter based on the Zigbee communication, it is characterized in that it is by single-chip microcomputer (1), LCDs (2), power supply (3), Zigbee module (4), optical isolation (5), amplification and rectification circuit module (6) and probe module (7) form, described LCDs (2) is connected with the output terminal of single-chip microcomputer, described power supply (3) is connected with the input end of single-chip microcomputer (1), described Zigbee module (4) is connected with the corresponding interface of single-chip microcomputer is two-way, described probe module (7), amplification and rectification circuit module (6), after connecting successively, optical isolation (5) is connected with the input end of single-chip microcomputer (1).
2. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 1, the model that it is characterized in that described single-chip microcomputer (1) is PIC16F877.
3. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 2, the model that it is characterized in that described LCDs (2) is DGM0146.
4. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 3, the model that it is characterized in that described power supply (3) is LM7805.
5. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 4, the model that it is characterized in that described Zigbee module (4) is ZBCOM-1001E.
6. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 5, the model that it is characterized in that described optical isolation (5) is TL117.
7. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 6, the model that it is characterized in that described amplification and rectification circuit module (6) is OS-ZBFD.
8. a kind of vortex shedding flow meter based on the Zigbee communication according to claim 7, the model that it is characterized in that described probe module (7) is OS-ZBTT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524437 CN202814460U (en) | 2012-10-15 | 2012-10-15 | Vortex shedding flow-meter based on Zigbee communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524437 CN202814460U (en) | 2012-10-15 | 2012-10-15 | Vortex shedding flow-meter based on Zigbee communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202814460U true CN202814460U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220524437 Expired - Fee Related CN202814460U (en) | 2012-10-15 | 2012-10-15 | Vortex shedding flow-meter based on Zigbee communication |
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| CN (1) | CN202814460U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308102A (en) * | 2013-06-14 | 2013-09-18 | 上海理工大学 | Wireless transmission method of turbine flow sensor pulse signals |
| CN109186690A (en) * | 2018-11-26 | 2019-01-11 | 华东理工大学 | Turbine flowmeter and its measurement measuring method, turbine flow monitor system |
-
2012
- 2012-10-15 CN CN 201220524437 patent/CN202814460U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308102A (en) * | 2013-06-14 | 2013-09-18 | 上海理工大学 | Wireless transmission method of turbine flow sensor pulse signals |
| CN103308102B (en) * | 2013-06-14 | 2015-09-30 | 上海理工大学 | A kind of turbine flow transducer pulse signal radio transmitting method |
| CN109186690A (en) * | 2018-11-26 | 2019-01-11 | 华东理工大学 | Turbine flowmeter and its measurement measuring method, turbine flow monitor system |
| CN109186690B (en) * | 2018-11-26 | 2020-08-04 | 华东理工大学 | Turbine flowmeter, turbine flow monitoring system and measurement method thereof |
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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 |
Granted publication date: 20130320 Termination date: 20161015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |