CN204255456U - Oil tank multi-level measuring system information collecting device - Google Patents
Oil tank multi-level measuring system information collecting device Download PDFInfo
- Publication number
- CN204255456U CN204255456U CN201420815799.5U CN201420815799U CN204255456U CN 204255456 U CN204255456 U CN 204255456U CN 201420815799 U CN201420815799 U CN 201420815799U CN 204255456 U CN204255456 U CN 204255456U
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- Prior art keywords
- oil tank
- motor
- contactor
- data
- data link
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- Expired - Fee Related
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000013519 translation Methods 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 35
- 239000010779 crude oil Substances 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model relates to a kind of oil tank multi-level measuring system information collecting device, comprise motor, its power output shaft upper driving is connected with steel band, and steel band to extend in oil tank and is provided with capacitive pick-up, and capacitive pick-up comprises capacitive transducer and capacitance x frequency translation circuit; Motor is also provided with displacement transducer, and displacement transducer is made up of scrambler and treatment circuit; Demarcation contactor is provided with in oil tank, and protection contactor; Also comprise signal converter, driving governor, data link, data collecting plate card and computing machine; Demarcate contactor and protection contactor respectively connection data transmitter again after connection signal transducer, capacitive pick-up is directly connected with data link with displacement transducer; Be connected with data link again after motor is connected with driving governor; Data link is linked in sequence data collecting plate card and computing machine, and it is accurate that this device has image data, and fast response time, structure are simple, security performance good, maintainable good advantage.
Description
Technical field
The utility model relates to a kind of oil tank measuring device, especially a kind of oil tank multi-level measuring system information collecting device.
Background technology
Dehydration of crude oil process is one of important step of field joint stations production run, its major function is that high-moisture percentage crude oil is carried out oil and water separation, processing is processed into the finished product crude oil of low-water-content, and the Measurement accuracy of water-oil interface height in crude oil storage tank ensures the normal most important parameters run of dehydration.Therefore, detect that water-oil interface are the keys determining the water yield, oil pump capacity rapidly and accurately, this parameter is also for understanding oil well output simultaneously, the oil well life-span etc. provides reliable foundation, measurement for crude oil water-oil interface is wherein most important is to provide accurate raw data, and therefore the collection of information is extremely important, but the harvester of traditional oil tank multi-level measuring system exists sensor easily to be bound, and security is lower, the defects such as data acquisition out of true.
Utility model content
In order to solve the problem, the utility model proposes a kind of oil tank multi-level measuring system information collecting device, it is accurate that this device has image data, and fast response time, structure are simple, security performance good, maintainable good advantage.
The utility model solves the technical scheme that its technical matters adopts: a kind of oil tank multi-level measuring system information collecting device, comprise the motor being installed on roof, the power output shaft upper driving of motor is connected with steel band, steel band to extend in oil tank and the capacitive pick-up be provided with for detecting crude oil water content, and capacitive pick-up comprises capacitive transducer and capacitance x frequency translation circuit; Described motor is also provided with the displacement transducer for detecting steel band displacement, displacement transducer is made up of scrambler and treatment circuit; Also be provided with the demarcation contactor for making the initial measurement locations of capacitive transducer be in same position in described oil tank, and motor played to the protection contactor of safeguard protection effect; Also comprise the signal converter be located at outside oil tank, driving governor, data link, data collecting plate card and computing machine; Described demarcation contactor and protection contactor be connection data transmitter again after connection signal transducer respectively, and capacitive pick-up is directly connected with data link with displacement transducer; Be connected with data link again after described motor is connected with driving governor; Described data link is linked in sequence data collecting plate card and computing machine.
Be provided with a support in described oil tank, support head bearing is connected with engaged wheel, and the power output shaft of motor is provided with driving wheel, and steel band is installed on two gears, realizes the transmission of two gears.
The radius ratio of described driving wheel and engaged wheel is 1:2.
Described capacitive pick-up is a parallel copper coin structure with protection ring; detecting electrode and exciting electrode are coated with last layer insullac; whole pole plate epoxy encapsulation; ragged edge stainless steel does screen layer; avoid electromagnetic interference (EMI); the bloom with constant weight is installed simultaneously outside whole sensor; wherein C/F translation circuit is contained in the insulation course between pole plate and screen layer; by insulated conductor extracting power supply cord, ground wire and frequency signal; a pole plate of capacitor is equipped with protection ring, can ensures it is uniform electric field intensity between effective polar plate area.This kind of design ensures that capacitive pick-up can adapt to the hot environment in oil tank, and the problem that can solve insulation, sealing and be clung by crude oil.
The beneficial effects of the utility model are: a kind of oil tank multi-level measuring system information collecting device, and it is accurate that this device has image data, and fast response time, structure are simple, security performance good, maintainable good advantage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail;
Fig. 1 is a kind of structural representation of oil tank multi-level measuring system information collecting device.
Fig. 2 is a kind of annexation schematic diagram of oil tank multi-level measuring system information collecting device;
In figure, 1. displacement transducer, 2. capacitive pick-up, 3. data link, 4. demarcate contactor; 5. protect contactor, 6. signal converter, 7. motor, 8. driving governor, 9. data collecting plate card; 10. computing machine, 11. driving wheels, 12. steel bands, 13. engaged wheels, 14. oil tanks.
Embodiment
In the accompanying drawings, a kind of oil tank multi-level measuring system information collecting device, comprise the motor 7 being installed on oil tank 14 top, the power output shaft upper driving of motor 7 is connected with steel band 12, steel band 12 to extend in oil tank 14 and the capacitive pick-up 2 be provided with for detecting crude oil water content, and capacitive pick-up 2 comprises capacitive transducer and capacitance x frequency translation circuit; Described motor 7 is also provided with the displacement transducer 1 for detecting steel band 12 displacement, displacement transducer 1 is made up of scrambler and treatment circuit; Also be provided with the demarcation contactor 4 for making the initial measurement locations of capacitive transducer be in same position in described oil tank 14, and motor 7 played to the protection contactor 5 of safeguard protection effect; Also comprise the signal converter 6 be located at outside oil tank 14, driving governor 8, data link 3, data collecting plate card 9 and computing machine 10; Described demarcation contactor 4 and protection contactor 5 be connection data transmitter 3 again after connection signal transducer 6 respectively, and capacitive pick-up 2 is directly connected with data link 3 with displacement transducer 1; Be connected with data link 3 again after described motor 7 is connected with driving governor; Described data link 3 is linked in sequence data collecting plate card 9 and computing machine 10.
Be provided with a support in described oil tank 14, support head bearing is connected with engaged wheel 13, the power output shaft of motor 7 is provided with driving wheel 11, and steel band 12 is installed on two gears, realizes the transmission of two gears.
Described driving wheel 11 is 1:2 with the radius ratio of engaged wheel 13.
Described capacitive pick-up 2 is the parallel copper coin structures with protection ring; detecting electrode and exciting electrode are coated with last layer insullac; whole pole plate epoxy encapsulation; ragged edge stainless steel does screen layer; avoid electromagnetic interference (EMI); the bloom with constant weight is installed simultaneously outside whole sensor; wherein C/F translation circuit is contained in the insulation course between pole plate and screen layer; by insulated conductor extracting power supply cord, ground wire and frequency signal; a pole plate of capacitor is equipped with protection ring, can ensures it is uniform electric field intensity between effective polar plate area.This kind of design ensures that capacitive pick-up 2 can adapt to the hot environment in oil tank, and the problem that can solve insulation, sealing and be clung by crude oil.
Described capacitive pick-up 2 is transformed into frequency signal the signal of the reflection change in dielectric constant of the probe acquires of capacitive transducer under the drive of steel band, delivers to the data collecting plate card 9 of host computer through data transmission circuit 3, to computing machine 10 data acquisition; Described data collecting plate card 9 is the PC work boards with 64 bit digital input and output and 6 timer conters; Described displacement transducer 1 drives the distance of steel band movement to convert digit pulse on motor 7 and sends into analog input card 9 and computing machine 10 through transmission circuit; What described demarcation contactor 4 made to start to measure all makes capacitive pick-up 2 be in same position at every turn, thus eliminates the error fixedly do not caused due to initial baseline position, has eliminated the accumulation of error, has made data acquisition more accurate; Described protection contactor 5 can when motor 7 breaks down, and when capacitive pick-up 2 arrives protection contactor 5 position, make the power-off of motor 7 automatic forced, thus prevents from motor 7 from having arrived demarcation position still moving up and cause the accident.
In specific works process, when measuring certain storage tank, first rotated according to the state-driven motor 7 demarcating contactor circuit 4 by computing machine 10, make measurement from benchmark position is, send rotating forward instruction, export corresponding control signal drive motor 7 system by data collecting plate card 9, thus drive capacitive pick-up 2 vertical downward movement in petroleum tank, the change of real-time Measuring Dielectric Constant, and be equipped with displacement transducer 1.According to the requirement of design parameter, gather specific inductive capacity data every 6mm interval, record altitude information simultaneously, deliver to computing machine 10, by computing machine 10 through data processing, stored in database.After trace measurement completes and namely runs to minimum point, computing machine 10 sends motor 7 halt instruction, makes capacitive pick-up 2 stop 5 minutes in minimum point.Then computing machine 10 sends reverse signal, capacitive pick-up 2 is made to measure one group of data again in each identical position, just can obtain two groups of data at same height like this, average for twice just as the relative dielectric constant being this point, the error that lag-effect causes can be reduced.
Claims (4)
1. an oil tank multi-level measuring system information collecting device, it is characterized in that, comprise the motor being installed on roof, the power output shaft upper driving of motor is connected with steel band, steel band to extend in oil tank and the capacitive pick-up be provided with for detecting crude oil water content, and capacitive pick-up comprises capacitive transducer and capacitance x frequency translation circuit; Described motor is also provided with the displacement transducer for detecting steel band displacement, displacement transducer is made up of scrambler and treatment circuit; Also be provided with the demarcation contactor for making the initial measurement locations of capacitive transducer be in same position in described oil tank, and motor played to the protection contactor of safeguard protection effect; Also comprise the signal converter be located at outside oil tank, driving governor, data link, data collecting plate card and computing machine; Described demarcation contactor and protection contactor be connection data transmitter again after connection signal transducer respectively, and capacitive pick-up is directly connected with data link with displacement transducer; Be connected with data link again after described motor is connected with driving governor; Described data link is linked in sequence data collecting plate card and computing machine.
2. a kind of oil tank multi-level measuring system information collecting device according to claim 1, it is characterized in that, a support is provided with in described oil tank, support head bearing is connected with engaged wheel, the power output shaft of motor is provided with driving wheel, steel band is installed on two gears, realizes the transmission of two gears.
3. a kind of oil tank multi-level measuring system information collecting device according to claim 2, it is characterized in that, the radius ratio of described driving wheel and engaged wheel is 1:2.
4. a kind of oil tank multi-level measuring system information collecting device according to claim 1, it is characterized in that, described capacitive pick-up is a parallel copper coin structure with protection ring, detecting electrode and exciting electrode are coated with last layer insullac, whole pole plate epoxy encapsulation, ragged edge stainless steel does screen layer, avoid electromagnetic interference (EMI), the bloom with constant weight is installed simultaneously outside whole sensor, wherein C/F translation circuit is contained in the insulation course between pole plate and screen layer, by insulated conductor extracting power supply cord, ground wire and frequency signal, a pole plate of capacitor is equipped with protection ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420815799.5U CN204255456U (en) | 2014-12-22 | 2014-12-22 | Oil tank multi-level measuring system information collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420815799.5U CN204255456U (en) | 2014-12-22 | 2014-12-22 | Oil tank multi-level measuring system information collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204255456U true CN204255456U (en) | 2015-04-08 |
Family
ID=52959753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420815799.5U Expired - Fee Related CN204255456U (en) | 2014-12-22 | 2014-12-22 | Oil tank multi-level measuring system information collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204255456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505227A (en) * | 2017-08-29 | 2017-12-22 | 吉林化工学院 | Settling tank vertical section analyzer of water content and detection method |
| CN118408791A (en) * | 2024-07-02 | 2024-07-30 | 东营市科创石油装备有限公司 | Crude oil pipeline on-line measuring sampling system |
-
2014
- 2014-12-22 CN CN201420815799.5U patent/CN204255456U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505227A (en) * | 2017-08-29 | 2017-12-22 | 吉林化工学院 | Settling tank vertical section analyzer of water content and detection method |
| CN107505227B (en) * | 2017-08-29 | 2019-12-17 | 吉林化工学院 | Longitudinal section water content analyzer of settling tank and detection method |
| CN118408791A (en) * | 2024-07-02 | 2024-07-30 | 东营市科创石油装备有限公司 | Crude oil pipeline on-line measuring sampling system |
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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: 20150408 Termination date: 20151222 |
|
| EXPY | Termination of patent right or utility model |