CN202453034U - Wireless digital monitor of oil-water interface - Google Patents
Wireless digital monitor of oil-water interface Download PDFInfo
- Publication number
- CN202453034U CN202453034U CN2011204583858U CN201120458385U CN202453034U CN 202453034 U CN202453034 U CN 202453034U CN 2011204583858 U CN2011204583858 U CN 2011204583858U CN 201120458385 U CN201120458385 U CN 201120458385U CN 202453034 U CN202453034 U CN 202453034U
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- oil
- probe
- wireless digital
- radio frequency
- digital monitor
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Abstract
The utility model relates to the field of oil-water interface detection, in particular to a wireless digital monitor of an oil-water interface. The wireless digital monitor is characterized in that a radio frequency chip is connected with a single chip, a signal amplification and gain module, a micro capacitor scanning and detecting module, a data wire interface and a probe in sequence; the single chip is also respectively connected with a display module and a power supply; the power supply is also respectively connected with the signal amplification and gain module, the micro capacitor scanning and detecting module and the radio frequency chip; the probe comprises a protective sleeve and a probe pole; the probe pole comprises plurality of micro capacitors connected with each other in series; and the number of the micro capacitors is determined according to lengths of the micro capacitors and the probe. Compared with the prior art, the wireless digital monitor of the oil-water interface, provided by the utility model, has the advantages of simple structure and high accuracy and is mainly applied to the detection of the oil-water interface in the petroleum chemical industry; by using the single chip, data processing and multi-section micro capacitor measurement are carried out so as to obtain tank body height, water level height, oil level height and other data; and the wireless digital monitor of the oil-water interface, provided by the utility model, not only can display the data on site but also can communicate with an upper computer by a radio frequency signal.
Description
Technical field
The utility model relates to the water-oil interface field of detecting, relates in particular to a kind of water-oil interface wireless digital monitor.
Background technology
At petroleum chemical industry, the oil mass of savings oil tank and transportation oil tank detects very important, and it is related to safety in production and measuring control.Original detection method adopts artificial visually examine's method mostly, utilizes the principle of linker to detect, and perhaps adopts the method for external ball float to measure a jar interior total oil reserve; These two kinds of method measurement means are very backward, and also there is potential safety hazard in the workman who carries out associative operation, can not satisfy the requirement of automated job.
Summary of the invention
The purpose of the utility model provides a kind of water-oil interface wireless digital monitor; Overcome the deficiency of prior art; Utilize the different principle of little electric capacity at the inner specific inductive capacity of different liquids; In conjunction with single-chip microcomputer and wireless data transmission technology, testing result both can on-the-spotly show that less radio-frequency also capable of using communicated.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
Water-oil interface wireless digital monitor; Comprise single-chip microcomputer, radio frequency chip, display module, signal amplification and gain module, the scanning of little electric capacity detection module, data line interface and probe; Radio frequency chip is connected with probe with single-chip microcomputer, signal amplification and gain module, little electric capacity scanning detection module, data line interface successively; Single-chip microcomputer also links to each other with power supply with display module respectively, and power supply also is connected with radio frequency chip with gain module, little electric capacity scanning detection module with the signal amplification respectively; Said probe comprises sheath and rapier, and said rapier is formed by a plurality of little capacitances in series, and the quantity of little electric capacity is confirmed according to the length of little electric capacity and probe.
Said single-chip microcomputer model is ATMEGA48V.
Said radio frequency chip model is CC1100, and frequency is 433MHz.
Said signal amplifies and gain module adopts operational amplifier LM324 and AD converter spare CS5523.
Compared with prior art; The beneficial effect of the utility model is: simple in structure; Precision is high, is mainly used in the detection of water-oil interface in the petroleum chemical industry, adopts single-chip microcomputer to carry out data processing and the little capacitance measurement of multistage; The signal of little electric capacity amplifies through signal and gain process can obtain data such as tank body height, water surface elevation and fuel head, both can on-the-spotly show also can communicate through radio frequency signal and host computer.
Description of drawings
Fig. 1 is the utility model example structure synoptic diagram;
Fig. 2 is the utility model application examples synoptic diagram.
Among the figure: 1-radio frequency chip 2-display module 3-single-chip microcomputer 4-power supply 5-signal amplifies and the little electric capacity scanning of gain module 6-detection module 7-data line interface 8-probe 9-sheath 10-rapier 11-storage tank 12-water layer 13-oil reservoir 14-air layer
Embodiment
Be described further below in conjunction with the embodiment of accompanying drawing the utility model:
See Fig. 1; It is a kind of water-oil interface wireless digital of the utility model monitor example structure synoptic diagram; Comprise single-chip microcomputer 3, radio frequency chip 1, display module 2, signal amplification and gain module 5, the scanning of little electric capacity detection module 6, data line interface 7 and probe 8; Radio frequency chip 1 is connected with probe 8 with single-chip microcomputer 3, signal amplification and gain module 5, little electric capacity scanning detection module 6, data line interface 7 successively; Single-chip microcomputer 3 also links to each other with power supply 4 with display module 2 respectively, and power supply 4 also is connected with radio frequency chip 1 with gain module 5, little electric capacity scanning detection module 6 with the signal amplification respectively; Probe 8 comprises sheath 9 and rapier 10, and rapier 10 is formed by a plurality of little capacitances in series, and the quantity of little electric capacity is confirmed according to the length of little electric capacity and probe.The utility model adopts the explosion-resistant enclosure encapsulation, and probe adopts and is able to bear strong corrosion, the anti abrasive tetrafluoro sheath that gathers, and processes a pipe.The utility model adopts the high-capacity battery power supply.
Among the embodiment, single-chip microcomputer 3 models are ATMEGA48V.Radio frequency chip 1 model is CC1100, and frequency is 433MHz.Signal amplifies and gain module 5 adopts operational amplifier LM324 and AD converter spare CS5523.The measuring principle of the utility model is: an end of data wire harness constitutes a pole plate of little electric capacity, and chamber wall constitutes another pole plate of electric capacity, and sheath constitutes the filling material of little electric capacity; Utilize little electric capacity different in the different medium medium dielectric constant microwave medium, capacitance is also different, and little electric capacity scanning detection module scans and detect each little capacitance; Measuring-signal amplifies and gain module 5 amplifications and gain through signal; Be modulated into 0～5V signal, and, can on-the-spotly show after single-chip microcomputer 3 reading of data are handled through display module 2 through the A/D conversion; Radio frequency chip 1 wireless transmit data capable of using are with the host computer of collector to receive simultaneously.Display module 2 adopts the LCD liquid crystal display, and its model is 12864.
Seeing Fig. 2, is the utility model application examples synoptic diagram, and this detector is arranged on the top of storage tank 11, and the probe 8 that is made up of 25 little electric capacity is arranged in the whole altitude range of storage tank 11, and the storage tank interior media is divided into water layer 12, oil reservoir 13, air layer 14.25 little electric capacity difference output test datas; After the A/D conversion; The point of interface that can get oil-yielding stratum and air layer is near No. 18 little electric capacity; The point of interface of oil reservoir and water layer according to the spacing of each the little electric capacity that dispatches from the factory prefabricated, can calculate tank body height, water surface elevation and fuel head value near No. 10 little electric capacity.
Claims (4)
1. water-oil interface wireless digital monitor; It is characterized in that; Comprise single-chip microcomputer, radio frequency chip, display module, signal amplification and gain module, the scanning of little electric capacity detection module, data line interface and probe; Radio frequency chip is connected with probe with single-chip microcomputer, signal amplification and gain module, little electric capacity scanning detection module, data line interface successively; Single-chip microcomputer also links to each other with power supply with display module respectively, and power supply also is connected with radio frequency chip with gain module, little electric capacity scanning detection module with the signal amplification respectively; Said probe comprises sheath and rapier, and said rapier is formed by a plurality of little capacitances in series, and the quantity of little electric capacity is confirmed according to the length of little electric capacity and probe.
2. water-oil interface wireless digital monitor according to claim 1 is characterized in that said single-chip microcomputer model is ATMEGA48V.
3. water-oil interface wireless digital monitor according to claim 1 is characterized in that said radio frequency chip model is CC1100, and frequency is 433MHz.
4. water-oil interface wireless digital monitor according to claim 1 is characterized in that, said signal amplifies and gain module adopts operational amplifier LM324 and AD converter spare CS5523.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204583858U CN202453034U (en) | 2011-11-18 | 2011-11-18 | Wireless digital monitor of oil-water interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204583858U CN202453034U (en) | 2011-11-18 | 2011-11-18 | Wireless digital monitor of oil-water interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202453034U true CN202453034U (en) | 2012-09-26 |
Family
ID=46868892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204583858U Expired - Fee Related CN202453034U (en) | 2011-11-18 | 2011-11-18 | Wireless digital monitor of oil-water interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202453034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196515A (en) * | 2013-04-03 | 2013-07-10 | 集美大学 | Wave and tide level testing device |
-
2011
- 2011-11-18 CN CN2011204583858U patent/CN202453034U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196515A (en) * | 2013-04-03 | 2013-07-10 | 集美大学 | Wave and tide level testing device |
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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: 20120926 Termination date: 20141118 |
|
| EXPY | Termination of patent right or utility model |