CN206439045U - A kind of submerged electric oil pump well data transmission system - Google Patents
A kind of submerged electric oil pump well data transmission system Download PDFInfo
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- CN206439045U CN206439045U CN201621413902.9U CN201621413902U CN206439045U CN 206439045 U CN206439045 U CN 206439045U CN 201621413902 U CN201621413902 U CN 201621413902U CN 206439045 U CN206439045 U CN 206439045U
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Abstract
The utility model provides a kind of submerged electric oil pump well data transmission system, including signal receiving unit on underground signal transmission unit and well, the underground signal transmission unit includes signal gathering unit, the first single-chip microcomputer, the first photoisolator, the first modulation chip, power amplifier, the signal gathering unit connects the first single-chip microcomputer, the power amplifier connection inductance L and electric capacity C, the inductance L and electric capacity C constitutes resonant tank, the resonant tank connection motor winding L2；Signal receiving unit includes RS232 interfaces, second singlechip, the second photoisolator, the second modulation chip, bandpass filtered signal amplifier, surge protection unit and isolation coupling transformer on the well; second modulation chip passes sequentially through bandpass filtered signal amplifier, surge protection unit connection isolation coupling transformer, and the isolation coupling transformer is connected by reactance L1 with motor winding L2.
Description
Technical field
The utility model is related to submerged electric oil pump well data transmission technology, especially a kind of submerged electric oil pump well data transmission system
System.
Background technology
The communication that current underground is used has leakage radio communication, inductive communication etc., and leakage radio communication is opened using surface
The coaxial cable in hole（Reveal cable）Play a part of long antenna in well, to obtain preferable communication quality, its have the disadvantage be
System involves great expense, it is necessary to lay dedicated transmission, and signal is received and is confined within wire 30m, transmission line, which is installed, needs flower
Take certain expense, inductive communication is to realize communication using electromagnetic induction principle, and the magnetic antenna of communication equipment is sufficiently close to the line of induction
And transmitting antenna size is larger, because configured transmission is unstable and interference noise is big, domestic service condition is generally bad.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of submerged electric oil pump well data transmission system.
The technical solution adopted in the utility model is：
A kind of submerged electric oil pump well data transmission system, including signal receiving unit on underground signal transmission unit and well, institute
Stating underground signal transmission unit includes signal gathering unit, the first single-chip microcomputer, the first photoisolator, the first modulation chip, work(
Rate amplifier, the signal gathering unit connects the first single-chip microcomputer, and first single-chip microcomputer is connected by the first photoisolator
First modulation chip, first modulation chip connects power amplifier, the power amplifier connection inductance L and electric capacity C, institute
State inductance L and electric capacity C and constitute resonant tank, the resonant tank connection motor winding L2；Signal receiving unit on the well
Including RS232 interfaces, second singlechip, the second photoisolator, the second modulation chip, bandpass filtered signal amplifier, surge
Protection location and isolation coupling transformer, the RS232 interfaces connect second singlechip, and the second singlechip passes through the second light
Electric isolator connects the second modulation chip, and second modulation chip passes sequentially through bandpass filtered signal amplifier, surge protection
Unit connects isolation coupling transformer, and the isolation coupling transformer is connected by reactance L1 with motor winding L2.
It is preferred that, it is provided with LCD display unit at the second singlechip.
It is preferred that, first single-chip microcomputer uses MCS-51 single-chip microcomputers, and the second singlechip uses AT89C51 monolithics
Machine.
It is preferred that, first modulation chip uses XR2206 modulation chips, and second modulation chip uses XR2211
Modulation chip.
The data that the utility model is measured by submerged electric oil pump well data transmission system, realize submersible electric pump under real-time monitoring well
Operation conditions and Multi-item parameter purpose, so as to improve the operational reliability of submerged electric oil pump well and maximum operation is utilized
Rate.
Brief description of the drawings
Fig. 1 is frame principle of the present utility model.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, herein signal of the present utility model
Property embodiment and explanation be used for explaining the utility model, but be not intended as limiting of the present utility model.
Reference picture 1, the utility model discloses a kind of submerged electric oil pump well data transmission system, including underground signal transmission are single
Member 2 and well on signal receiving unit 1, the underground signal transmission unit 2 include signal gathering unit 20, the first single-chip microcomputer 21,
First photoisolator 22, the first modulation chip 23, power amplifier 24, the one end of signal gathering unit 20 connection underground are each
Individual sensor, the other end connects the first single-chip microcomputer 21, and first single-chip microcomputer 21 connects first by the first photoisolator 22
Modulation chip 23, first modulation chip 23 connects power amplifier 24, the connection inductance L of power amplifier 24 and electric capacity
C, the inductance L and electric capacity C constitute resonant tank, the resonant tank connection motor winding L2；Signal is received on the well
Unit 1 includes RS232 interfaces 10, second singlechip 12, the second photoisolator 13, the second modulation chip 14, bandpass filtering letter
Number amplifier 15, surge protection unit 16 and isolation coupling transformer 17, the RS232 interfaces 10 connect second singlechip 12,
The second singlechip 12 connects the second modulation chip 14 by the second photoisolator 13, and second modulation chip 14 is successively
Isolation coupling transformer 17, the isolation coupling transformation are connected by bandpass filtered signal amplifier 15, surge protection unit 16
Device 17 is connected by reactance L1 with motor winding L2.LCD display unit 11 is provided with the second singlechip 12.
The pressure at scene, temperature signal are converted to corresponding electric signal and should by the pressure-temperature sensor of underground
Signal delivers to the first single-chip microcomputer of underground 21, and the first single-chip microcomputer 21 is put through the first photoisolator 22, the first modulation chip 23, power
Big device 24 is connected in whole power-line carrier communication system, and the first modulation chip 23 is core, is responsible for data flow
Control and the modulation /demodulation task of data, the utility model complete transmission range environment temperature farther out using XR2206 modulation chips
Degree and high data transfer task, XR2206 modulation chips are a kind of single-chip integration function generators, can produce multi-signal,
Output signal can be realized amplitude modulation or frequency modulation by applied voltage control.XR2211 modulation chips aim at data communication and designed
Monolithic phaselocked loop, can constitute fsk demodulator audio decoder and FM demodulator etc..
First photoisolator 22 is interface circuit of the power line carrier modulation demodulator circuit with power line, is carrier signal
Output and input channel, input channel is mainly by isolation coupling transformer 17, and bandpass filtered signal amplifier 15 is constituted, input
The major function of channel circuit is to extract carrier signal from power line, the load come by isolation coupling transformer 17
Ripple signal, it is necessary to first pass through surge protection unit 16, to prevent the high-voltage pulse on power line from damaging late-class circuit, surge protection
Unit 16 is followed by two clamp diode compositions by a transient supression diode TVS through resistive isolation, and bandpass filtered signal is put
Big device 15 will not only be filtered out with outer clutter, also ensure the impedance matching between front stage, and signal is smoothly transmitted to reach
Purpose, its bandwidth parameter is main to be determined according to frequency of carrier signal, modulation cycle and message transmission rate, signal amplification circuit
Purpose be that filtered signal is amplified more than 75 times without distortion, carrier signal is met demodulator input signal
Peak-to-peak value dynamic range requirement.
The technical scheme disclosed in the utility model embodiment is described in detail above, it is used herein specifically
Embodiment is set forth to the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to
Help understands the principle of the utility model embodiment；It is real according to the utility model simultaneously for those of ordinary skill in the art
Example is applied, be will change in embodiment and application, in summary, this specification content should not be understood
For to limitation of the present utility model.
Claims (4)
1. a kind of submerged electric oil pump well data transmission system, it is characterised in that connect including signal on underground signal transmission unit and well
Unit is received, the underground signal transmission unit includes signal gathering unit, the first single-chip microcomputer, the first photoisolator, the first tune
Coremaking piece, power amplifier, the signal gathering unit connect the first single-chip microcomputer, first single-chip microcomputer by the first photoelectricity every
Connect the first modulation chip from device, first modulation chip connects power amplifier, the power amplifier connection inductance L with
Electric capacity C, the inductance L and electric capacity C constitute resonant tank, the resonant tank connection motor winding L2；Signal on the well
Receiving unit includes RS232 interfaces, second singlechip, the second photoisolator, the second modulation chip, bandpass filtered signal amplification
Device, surge protection unit and isolation coupling transformer, the RS232 interfaces connect second singlechip, and the second singlechip leads to
Cross the second photoisolator connect the second modulation chip, second modulation chip pass sequentially through bandpass filtered signal amplifier,
Surge protection unit connects isolation coupling transformer, and the isolation coupling transformer is connected by reactance L1 and motor winding L2
Connect.
2. submerged electric oil pump well data transmission system according to claim 1, it is characterised in that set at the second singlechip
It is equipped with LCD display unit.
3. submerged electric oil pump well data transmission system according to claim 1, it is characterised in that first single-chip microcomputer is used
MCS-51 single-chip microcomputers, the second singlechip uses AT89C51 single-chip microcomputers.
4. submerged electric oil pump well data transmission system according to claim 1, it is characterised in that first modulation chip is adopted
XR2206 modulation chips are used, second modulation chip uses XR2211 modulation chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621413902.9U CN206439045U (en) | 2016-12-22 | 2016-12-22 | A kind of submerged electric oil pump well data transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621413902.9U CN206439045U (en) | 2016-12-22 | 2016-12-22 | A kind of submerged electric oil pump well data transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206439045U true CN206439045U (en) | 2017-08-25 |
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ID=59648543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621413902.9U Active CN206439045U (en) | 2016-12-22 | 2016-12-22 | A kind of submerged electric oil pump well data transmission system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206439045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115037335A (en) * | 2021-03-05 | 2022-09-09 | 浙江荷清柔性电子技术有限公司 | Near-field induction type wireless communication system |
-
2016
- 2016-12-22 CN CN201621413902.9U patent/CN206439045U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115037335A (en) * | 2021-03-05 | 2022-09-09 | 浙江荷清柔性电子技术有限公司 | Near-field induction type wireless communication system |
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