CN208442005U - A kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging - Google Patents
A kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging Download PDFInfo
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- CN208442005U CN208442005U CN201820972139.6U CN201820972139U CN208442005U CN 208442005 U CN208442005 U CN 208442005U CN 201820972139 U CN201820972139 U CN 201820972139U CN 208442005 U CN208442005 U CN 208442005U
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Abstract
A kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging, including push-pull type half-bridge TMR Magnetic Sensor, permanent magnet, signal adjustment unit, control unit, wireless launcher, battery, power supply adjustment unit, the permanent magnet is fixed in the shaft of drilling fluid pump by a connecting rod, connecting rod length direction trend is perpendicular with the axis direction of shaft, the push-pull type half-bridge TMR Magnetic Sensor is set to the side on the shell of drilling fluid pump close to shaft, and push-pull type half-bridge TMR magnetic sensing probe is faced with permanent magnet；Push-pull type half-bridge TMR magnetic sensor signal output end is connected with signal adjustment unit signal input part, and signal adjustment unit signal output end is connected with control unit signal input part, and control unit signal output end is connected with wireless launcher signal input part；The present apparatus is using wireless data transmission and stabilization, efficient, low-power consumption.
Description
Technical field
The utility model relates to sensor manufacturing field, the matched drilling fluid pump of specifically a kind of wireless composite logging is used
Pump impulse sensing device.
Background technique
Pump rush sensor is pumped and is held according to the one-shot of input to measure drilling fluid pump piston action number per minute
The parameters such as product, the efficiency of pump calculate inlet flow rate, calculate lagged time and other derive from parameter.Pump rush sensor is well logging test system
A very important branch in system.
It mostly uses wired connection greatly to existing pump rush sensor, has the following disadvantages: that field wiring is difficult, dislikes for a long time
Cable aged deterioration, connector damage, installation are inconvenient under the conditions of bad.
Traditional wired well logging mode cannot efficiently support existing drilling technology, compound logging to be bound to walk
To the implementation of wireless low-power consumption.It is basic using simple system integration mode and existing commercial Radio Transmission Technology at present
It is unable to satisfy the actual needs at scene, only since sensor source, to all links of wireless transmission, all using low function
Consumption design, but there is presently no manufacturers can break through this technology.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of matched drilling fluid pumps of wireless composite logging to use
Pump impulse sensing device uses wireless data transmission and stabilization, efficient, low-power consumption.
It is used in order to solve the above technical problems, the utility model provides a kind of matched drilling fluid pump of wireless composite logging
Pump impulse sensing device, including push-pull type half-bridge TMR Magnetic Sensor, permanent magnet, signal adjustment unit, control unit, wireless transmission
Device, battery, power supply adjustment unit, the permanent magnet are fixed in the shaft of drilling fluid pump by a connecting rod, even
Extension bar length direction trend is perpendicular with the axis direction of shaft, and the push-pull type half-bridge TMR Magnetic Sensor is set to drilling well
Close to the side of shaft on the shell of liquid pump, push-pull type half-bridge TMR magnetic sensing probe is faced with permanent magnet；
Push-pull type half-bridge TMR magnetic sensor signal output end is connected with signal adjustment unit signal input part, signal adjustment
Cell signal output end is connected with control unit signal input part, and control unit signal output end and wireless launcher signal are defeated
Enter end to be connected；
Push-pull type half-bridge TMR Magnetic Sensor by collected changing magnetic field signal be converted into digital voltage signal export to
Signal adjustment unit, digital voltage signal is adjusted by signal adjustment unit is then output to control unit, and control unit connects
Control wireless launcher sends signal after the collection of letters number；
Accumulator output end is connected with power supply adjustment unit input terminal, power supply adjustment unit output end and control unit power supply
Input terminal is connected, and control unit power output end is sensed with push-pull type half-bridge TMR magnetic respectively by three branches parallel with one another
Device power input, signal adjustment unit power input, wireless launcher power input are connected；
To control unit, control unit controls push-pull type half-bridge respectively for output after battery passes through the pressure stabilizing of power supply adjustment unit
The energy supply periodic on-off of TMR Magnetic Sensor, signal adjustment unit, wireless launcher.
For the sake of simple declaration problem, below to a kind of matched drilling well of wireless composite logging described in the utility model
Liquid pump is referred to as the present apparatus with pump impulse sensing device.
The working principle of the present apparatus: permanent magnet carries out circular motion with the rotation of drilling fluid pump shaft, often turns over a circle
Week will form an approach signal close to primary transducer, pass through the number for the approach signal that sets out in record unit time, meter
The revolving speed for calculating drilling fluid pump, to calculate drilling fluid pump piston action number per minute.
The advantages of present apparatus: the signal transmission of the present apparatus uses wirelessly, compared to existing wire transmission mode
Solve difficult wiring, cable aged deterioration under long-time mal-condition, the problem that connector is easy to damage and installation is inconvenient, this
Device guarantees using battery using the power management policy of the intermittent suspend mode of low-power consumption sensor and periodical on-off
In the case where can still guarantee the continuation of the journey of prolonged power supply.The art of this patent is mentioned to the domestic existing comprehensive logging instrument researched and developed
For all links from sensor source to wireless transmission, all using the pump rush sensor of low-consumption wireless.
To reach the better using effect of the present apparatus, preferred embodiment is as follows:
Preferably, the signal adjustment unit includes signal adjusting module, filter module, pull-up resistor；
Push-pull type half-bridge TMR magnetic sensor signal output end is connected with signal adjusting module signal input part, signal adjustment
Module by signal output end is connected with filter module signal input part, and filter module output end and pull-up resistor signal input part connect
It connects, pull-up resistor signal output end is connected with control unit signal input part；
Push-pull type half-bridge TMR Magnetic Sensor by collected changing magnetic field signal be converted into digital voltage signal export to
Adjust module, adjustment module digital voltage signal is adjusted after output to filter module, filter module be filtered after output to
Pull-up resistor, voltage signal are finally exported by pull-up resistor to control unit；
The control unit power output end, which is exported to the branch of signal adjustment unit, is divided into three points parallel with one another
Road is separately connected adjustment module, filter module, pull-up resistor.
Digital voltage signal is adjusted to the rectangular wave with clutter by adjustment module, then filter module filtering clutter exports
To pull-up resistor, pull-up resistor is by voltage signal clamper in high level position.
Preferably, the adjustment of the signal adjustment unit, control unit, wireless launcher, battery, power supply is single
Member is set in an explosion-proof casing, and explosion-proof casing is set on drilling fluid pump shell and by cable and push-pull type half-bridge TMR magnetic
Sensor connection, the cable includes supply lines and data line.
It can guarantee that circuit part by the interference of extraneous operating condition, does not guarantee the stable operation of circuit structure in this way.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present apparatus.
Fig. 2 is the circuit block diagram of the present apparatus.
Specific embodiment
Referring to Fig. 1, Fig. 2, the present apparatus includes push-pull type half-bridge TMR Magnetic Sensor 1, permanent magnet 2, signal adjustment unit 3, control
Unit 4 processed, wireless launcher 5, battery 6, power supply adjustment unit 7, the signal adjustment unit 3 include that signal adjusts mould
Block 31, filter module 32, pull-up resistor 33.The single-chip microcontroller that the control unit 4 uses, the battery are lithium battery.
The permanent magnet 2 is fixed in the shaft 91 of drilling fluid pump 9 by a connecting rod 21,21 length side of connecting rod
Brill is set to by bracket 11 to the push-pull type half-bridge TMR Magnetic Sensor 1 for moving towards perpendicular with the axis direction of shaft 91, described
Close to the side of shaft 91 on the shell of well liquid pump 9, the probe of push-pull type half-bridge TMR Magnetic Sensor 1 is faced with permanent magnet 2, institute
Signal adjustment unit 3, control unit 4, wireless launcher 5, battery 6, the power supply adjustment unit 7 stated are explosion-proof set on one
In shell 8, explosion-proof casing 8 is set on 9 shell of drilling fluid pump and is connect by cable 81 with push-pull type half-bridge TMR Magnetic Sensor 1,
The cable 81 includes supply lines and data line.
1 signal output end of push-pull type half-bridge TMR Magnetic Sensor is connected with 31 signal input part of signal adjusting module, signal tune
31 signal output end of mould preparation block is connected with 32 signal input part of filter module, 32 output end of filter module and 33 signal of pull-up resistor
Input terminal connection, 33 signal output end of pull-up resistor are connected with 4 signal input part of control unit, 4 signal output end of control unit
It is connected with 5 signal input part of wireless launcher.
Collected changing magnetic field signal is converted digital voltage signal output by push-pull type half-bridge TMR Magnetic Sensor 1
To filter module 32, filter module 32 is filtered for output after giving adjustment module 31, adjustment module 31 to adjust digital voltage signal
Output is to pull-up resistor 33 after wave, and by the finally output of pull-up resistor 33 to control unit 4, control unit 4 receives voltage signal
Wireless launcher 5 is controlled after signal sends signal.
6 output end of battery is connected with 7 input terminal of power supply adjustment unit, 7 output end of power supply adjustment unit and control unit 4
Power input be connected, 4 power output end of control unit by three branches parallel with one another respectively with push-pull type half-bridge TMR magnetic
1 power input of sensor, 3 power input of signal adjustment unit, 5 power input of wireless launcher are connected, described
4 power output end of control unit, which is exported, to be divided into three branches parallel with one another to the branch of signal adjustment unit 3 and is separately connected tune
Mould preparation block 31, filter module 32, pull-up resistor 33.
Battery 6 is extremely controlled output after the voltage pressure stabilizing to 3.3VDC of 2.4 ~ 5.4V of battery by power supply adjustment unit 7
Unit 4 processed, control unit 4 control push-pull type half-bridge TMR Magnetic Sensor 1, signal adjustment unit 3, wireless launcher 5 respectively
Energy supply periodic on-off.
The working principle of the present apparatus: permanent magnet 2 carries out circular motion with the rotation of 9 shaft 91 of drilling fluid pump, often turns over one
A circumference will form an approach signal close to primary transducer, pass through time for the approach signal that sets out in record unit time
Number, calculates the revolving speed of drilling fluid pump 9, to calculate the piston action number per minute of drilling fluid pump 9.
The advantages of present apparatus: the signal transmission of the present apparatus uses wirelessly, compared to existing wire transmission mode
Solve difficult wiring, 81 aged deterioration of cable under long-time mal-condition, the problem that connector is easy to damage and installation is inconvenient,
The present apparatus guarantees using electric power storage using the power management policy of the intermittent suspend mode of low-power consumption sensor and periodical on-off
It can still guarantee prolonged power supply continuation of the journey in the case where pond 6.
Digital voltage signal is adjusted to the rectangular wave with clutter by adjustment module 31, and 32 filtering clutter of filter module is then
It exports to pull-up resistor 33, pull-up resistor 33 is by voltage signal clamper in high level position.
Explosion-proof casing 8 can guarantee circuit part not by the interference of extraneous operating condition, and guarantee circuit structure stablizes fortune
Row.
Claims (3)
1. a kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging, which is characterized in that including push-pull type half
Bridge TMR Magnetic Sensor, permanent magnet, signal adjustment unit, control unit, wireless launcher, battery, power supply adjustment unit,
The permanent magnet is fixed in the shaft of drilling fluid pump by a connecting rod, the axis of connecting rod length direction trend and shaft
Line direction is perpendicular, and the push-pull type half-bridge TMR Magnetic Sensor is set to the side on the shell of drilling fluid pump close to shaft,
Push-pull type half-bridge TMR magnetic sensing probe is faced with permanent magnet；
Push-pull type half-bridge TMR magnetic sensor signal output end is connected with signal adjustment unit signal input part, signal adjustment unit
Signal output end is connected with control unit signal input part, control unit signal output end and wireless launcher signal input part
It is connected；
Push-pull type half-bridge TMR Magnetic Sensor converts digital voltage signal for collected changing magnetic field signal and exports to signal
Adjustment unit, digital voltage signal is adjusted by signal adjustment unit is then output to control unit, and control unit receives letter
Wireless launcher is controlled after number sends signal；
Accumulator output end is connected with power supply adjustment unit input terminal, power supply adjustment unit output end and control unit power input
End is connected, and control unit power output end is electric with push-pull type half-bridge TMR Magnetic Sensor respectively by three branches parallel with one another
Source input terminal, signal adjustment unit power input, wireless launcher power input are connected；
To control unit, control unit controls push-pull type half-bridge TMR respectively for output after battery passes through the pressure stabilizing of power supply adjustment unit
The energy supply periodic on-off of Magnetic Sensor, signal adjustment unit, wireless launcher.
2. a kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging according to claim 1, special
Sign is: the signal adjustment unit includes signal adjusting module, filter module, pull-up resistor；
Push-pull type half-bridge TMR magnetic sensor signal output end is connected with signal adjusting module signal input part, signal adjusting module
Signal output end is connected with filter module signal input part, and filter module output end is connect with pull-up resistor signal input part, on
Pull-up resistor signal output end is connected with control unit signal input part；
Push-pull type half-bridge TMR Magnetic Sensor converts digital voltage signal for collected changing magnetic field signal and exports to adjustment
Module, output is to filter module after adjustment module adjusts digital voltage signal, and output is to pull-up after filter module is filtered
Resistance, voltage signal are finally exported by pull-up resistor to control unit；
The control unit power output end, which is exported to the branch of signal adjustment unit, is divided into three branches parallel with one another point
Module, filter module, pull-up resistor Lian Jie not adjusted.
3. a kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging according to claim 1, special
Sign is: the signal adjustment unit, control unit, wireless launcher, battery, power supply adjustment unit are set to one
In explosion-proof casing, explosion-proof casing is set on drilling fluid pump shell and is connect by cable with push-pull type half-bridge TMR Magnetic Sensor, institute
The cable stated includes supply lines and data line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820972139.6U CN208442005U (en) | 2018-06-23 | 2018-06-23 | A kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820972139.6U CN208442005U (en) | 2018-06-23 | 2018-06-23 | A kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging |
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| CN208442005U true CN208442005U (en) | 2019-01-29 |
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| CN201820972139.6U Active CN208442005U (en) | 2018-06-23 | 2018-06-23 | A kind of matched drilling fluid pump pump impulse sensing device of wireless composite logging |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561299A (en) * | 2018-06-23 | 2018-09-21 | 蚌埠赛英电子科技发展有限公司 | A kind of drilling fluid pump that wireless composite logging is mating pump impulse sensing device |
| CN112127876A (en) * | 2020-08-14 | 2020-12-25 | 中国石油集团渤海钻探工程有限公司 | Micro-power consumption unit drilling pump stroke data calculation and transmission device and method |
-
2018
- 2018-06-23 CN CN201820972139.6U patent/CN208442005U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561299A (en) * | 2018-06-23 | 2018-09-21 | 蚌埠赛英电子科技发展有限公司 | A kind of drilling fluid pump that wireless composite logging is mating pump impulse sensing device |
| CN112127876A (en) * | 2020-08-14 | 2020-12-25 | 中国石油集团渤海钻探工程有限公司 | Micro-power consumption unit drilling pump stroke data calculation and transmission device and method |
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