CN204804816U - Parameter appearance is synthesized to oil field rig safety - Google Patents
Parameter appearance is synthesized to oil field rig safety Download PDFInfo
- Publication number
- CN204804816U CN204804816U CN201520523969.7U CN201520523969U CN204804816U CN 204804816 U CN204804816 U CN 204804816U CN 201520523969 U CN201520523969 U CN 201520523969U CN 204804816 U CN204804816 U CN 204804816U
- Authority
- CN
- China
- Prior art keywords
- sensor
- collector
- unit
- oil field
- measuring unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model relates to a parameter appearance is synthesized to oil field rig safety, its include collector unit and electricity connect in acquisition unit's driller's display station, output device and power, still integrated digitated heavy measuring unit, carousel moment of torsion measuring unit, riser pressure measuring unit, tongs moment of torsion measuring unit, carousel rotational speed and pump dash fast measuring unit, degree of depth measuring unit, mud backward flow and the gaseous detecting element of mud tank volume measuring unit, hydrogen sulfide and total hydrocarbon, tourist bus position sensor to synthesize the parameter appearance. The utility model has the advantages of reasonable design, the compactness collects a plurality of sensors in an organic whole, and the accuracy gathers, writes down to the use steadily, reliably, can accurately monitor the interior total hydrocarbon of well drilling and the hydrogen sulfide gas body, not only can effectively avoid the wasting of resources, can guarantee whole drilling process's safety in addition.
Description
Technical field
The utility model relates to technical field of petroleum machinery, particularly relates to a kind of oil field drill safety comprehensive Parameters Instrument.
Background technology
SZJ-I type brill (repairing) well multi-parameter instrument is my company is supporting rig, the instrument of workover rig development and production, measure display rig or workover rig hook weigh in operation process, the pressure of the drill, TORQ, standpipe pressure, tongs moment of torsion, Power Tong moment of torsion, rotary speed, 1#, 2# and 3# mud pump punch speed, slush pump adds up strokes per minute, mud entrance discharge capacity, the total injection rate of mud, mud refluxes, 1#.9# slurry tank volume or liquid level, total slurry tank volume, total hydrocarbon content, hydrogen sulfide content, tourist bus position, well depth, ton, the isoparametric situation of change of kilometer, driller is helped to grasp the duty of rig.SZJ type bores (repairing) well multi-parameter instrument in the design process, in conjunction with the feature of domestic brill (repairing) machine and the instructions for use of user, focus on based on practicality, advance, reliability, ease for use and safety, implement the principle of standardization, seriation, unitization, electric-mechanic control system and microprocessing advanced is in the world adopted to design, all parameter flexible combination can be configured to various instrument, both in used chamber, computer carried out recording, show and drawing, also can with conventional weight indicator recorder.Separately need to increase tourist bus collision-proof function according to user.
In evolution in recent years, these series of products can be divided into plain edition, collective and distributive type, bus-type three kinds from system composition, and bus-type adopts CAN composition, refer to manual introduction separately in addition.
Plain edition is used for 3-7 parameter many ginsengs instrument, computer is not adopted to carry out record, whole system comprises driller and only shows display station, various sensor and installing cables and hydraulic line etc., refer to that weight, TORQ, tongs moment of torsion, standpipe pressure adopt the instruction of hydraulic pressure dial plate, the electrical parameters such as rotary speed, mud pump punch speed adopt 1 cun or 2/3 cun of low temperature backlight liquid crystal display.Meanwhile, stability and the reliability of traditional Parameters Instrument operation are general, therefore whole accuracy of detection and accuracy deviation; Traditional oil field drill Parameters Instrument function is limited, and the total hydrocarbon in drilling well and hydrogen sulfide gas can not carry out accurate measurements, therefore, are easy to cause the wasting of resources, brings potential safety hazard also can to whole drilling process.
Above-mentioned known, be necessary to be further improved prior art.
Summary of the invention
For above problem, the utility model proposes a kind of reasonable in design, compact, integrate multiple sensor, use stable, reliable, gather, record accurately, can total hydrocarbon in accurate measurements drilling well and hydrogen sulfide gas, effectively can not only avoid the wasting of resources, and the oil field drill safety comprehensive Parameters Instrument of the safety of whole drilling process can be ensured.
The utility model is achieved through the following technical solutions:
Above-mentioned oil field drill safety comprehensive Parameters Instrument, comprises collector unit and is electrically connected on driller's display station and the output equipment of described collecting unit; Described comprehensive parameters instrument is also integrated with and refers to remeasurement unit, TORQ measuring unit, standpipe pressure measuring unit, tongs torque measurement unit, rotary speed and pump punch speed measuring unit, depth survey unit, mud backflow and slurry tank cubing unit, hydrogen sulfide and total hydrocarbon gas detection cell, tourist bus position sensor; Described finger remeasurement unit comprises finger weight sensor; Described finger weight sensor is connected to described driller's display station by hydraulic line line; Described TORQ measuring unit comprises mechanical wheel torque sensor and Hall-type rotary table torque sensor; Described mechanical wheel torque sensor is connected to described driller's display station by hydraulic line, and is connected to collector corresponding to described collector unit by cable; The collector that described Hall-type rotary table torque sensor is corresponding with described collector unit is electrically connected; Described standpipe pressure measuring unit comprises standpipe pressure sensor, and described standpipe pressure sensor is connected to described driller's display station by hydraulic line; Described tongs torque measurement unit comprises tongs torque sensor, and described tongs torque sensor is connected to described driller's display station by hydraulic line; Described rotary speed and pump punch speed measuring unit comprise rotary speed sensor and 1-3# pump punch speed sensor; Described rotary speed sensor and 1-3# pump punch speed sensor are all connected to collector corresponding to described collector unit by cable; Described depth survey unit comprises depth transducer; Described depth transducer is connected to collector corresponding to described collector unit by cable; Described mud backflow and slurry tank cubing unit comprise mud re-flow sensor and 1-9# slurry tank volume sensor; Described mud re-flow sensor and 1-9# slurry tank volume sensor are all connected to collector corresponding to described collector unit by cable; Described hydrogen sulfide and total hydrocarbon gas detection cell comprise total hydrocarbon sensor and hydrogen sulfide sensor; Described total hydrocarbon sensor and hydrogen sulfide sensor are all connected to collector corresponding to described collector unit by cable; The collector that described tourist bus position sensor is corresponding with described collector unit is electrically connected.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described driller's display station is integrated with pressure transmitter group, weight indicator display dial, tongs moment of torsion display dial, standpipe pressure display dial, TORQ display dial and LCDs; Described pressure transmitter group is integrated by multiple pressure transmitter and is also connected with transmitter interconnecting device.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described finger weight sensor one end is equipped with four-way connection by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described weight indicator display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described mechanical wheel torque sensor is equipped with tee junction by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described TORQ display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described standpipe pressure sensor is equipped with tee junction by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described standpipe pressure display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described tongs torque sensor is equipped with tee junction by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described tongs moment of torsion display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described rotary speed sensor 091 and 1-3# pump punch speed sensor are all connected with proximity inductive switch, described proximity inductive switch is connected to collector corresponding to described collector unit by four-core socket.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described depth transducer is integrated with proximity switch A and proximity switch B, described proximity switch A and proximity switch B is all connected with sensor 7 core socket and is connected to collector corresponding to described collector unit by described sensor 7 core socket.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described mud re-flow sensor and 1-9# slurry tank volume sensor are all connected to collector corresponding in described collector unit by four-core socket.
Described oil field drill safety comprehensive Parameters Instrument, wherein: described collector unit is powered by 220V voltage-stabilized power supply and is integrated with power module, isolated gate, pre-processed board and collection plate; Described output equipment comprises communication interconnecting device, terminal and printer; Described communication interconnecting device one end is electrically connected described collector unit, and the other end is electrically connected described terminal and 220V power supply; Described terminal one end connects power supply, and the other end connects described printer.
Beneficial effect:
The utility model oil field drill safety comprehensive Parameters Instrument reasonable in design, compact, integrate multiple sensor, have multi-functional, the features such as the scope of application is wide; Especially, original Parameters Instrument basis has been set up again total hydrocarbon sensor and the hydrogen sulfide sensor of hydrogen sulfide and total hydrocarbon gas detection cell, not only function is more complete, and can total hydrocarbon in accurate measurements drilling well and hydrogen sulfide gas, effectively can not only avoid the wasting of resources, and the safety of whole drilling process can be ensured, simultaneously, accurately can be located by tourist bus position sensor, ensure that Parameters Instrument stability in use and reliability, gather, record is more accurate; Adopt that computer carries out gathering, record, whole system can show the engineering value of all parameters that user requires respectively in real time at driller's display station, output equipment; Driller's display station is placed on rig floor, and dial plate is shown by LCDs, for driller's real-time monitored; Collector cellular installation, in drill floor doghouse, is responsible for the various data of acquisition process; The terminal of output equipment is connected with collector unit by the cable of about 150 meters (the longest reach 1000 meters), shows in real time on computer terminals with dial plate, numeral, curve, and can store, prints, inquires about; For field optimizing drilling well, breakdown judge and eliminating provide foundation.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 2 is the structure principle chart of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 3 is the structural representation of the collector unit of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 4 is the structure line graph of the finger remeasurement unit of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 5 is the structure line graph of the TORQ measuring unit of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 6 is the structure line graph of the standpipe pressure measuring unit of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 7 is the structure line graph of the tongs torque measurement unit of the utility model oil field drill safety comprehensive Parameters Instrument;
Fig. 8 is the rotary speed of the utility model oil field drill safety comprehensive Parameters Instrument and the structure line graph of pump punch speed measuring unit;
Fig. 9 is the structure line graph of the depth survey unit of the utility model oil field drill safety comprehensive Parameters Instrument;
Figure 10 is the mud backflow of the utility model oil field drill safety comprehensive Parameters Instrument and the structure line graph of slurry tank cubing unit.
Detailed description of the invention
As shown in Figure 1, 2, the utility model oil field drill safety comprehensive Parameters Instrument, be integrated with collector unit 01, driller's display station 02, output equipment 03, power supply 04, refer to remeasurement unit 05, TORQ measuring unit 06, standpipe pressure measuring unit 07, tongs torque measurement unit 08, rotary speed and pump punch speed measuring unit 09, depth survey unit 10, mud backflow and slurry tank cubing unit 11, hydrogen sulfide and total hydrocarbon gas detection cell 12, tourist bus position sensor 13.
As shown in Figure 3, this collector unit 01 is the core of whole comprehensive parameters instrument, and it is connected to form by power module, isolated gate, pre-processed board and collection plate; Wherein, this collector unit 01 is installed in a sealing restriction to breathe in explosion-proof stainless steel casing.
This driller's display station 02 is electrically connected on collector unit 01, and it is integrated with pressure transmitter group 021, weight indicator display dial 022, tongs moment of torsion display dial 023, standpipe pressure display dial 024, TORQ display dial 025 and LCDs 026; This LCDs 026 can adopt 15 cun of touch-screens; Wherein, this pressure transmitter group 021 is integrated by multiple pressure transmitter, and is also connected with transmitter interconnecting device 027.
This output equipment 03 is electrically connected on this collector unit 01, and it comprises communication interconnecting device 031, terminal 032 and printer 033; Wherein, this communication interconnecting device 031 one end connects collector unit 01, and the other end connects terminal 032 and 220V power supply; This terminal 032 one end connects power supply 04, and the other end connects printer 033.
What this power supply 04 adopted is 220V voltage-stabilized power supply, and it is powered for collector unit 01.
As shown in Figure 4, this refers to that remeasurement unit 05 is connected to this driller's display station 02, and it comprises and refers to weight sensor 051; Wherein, this refers to that weight sensor 051 one end is equipped with four-way connection by 10MPa hydraulic line and connects the pressure transmitter of pressure transmitter group 021 correspondence in driller's display station 02 respectively and weight indicator display dial 022(is made up of conventional weight indicator record and weight indicator), and the collector of collector unit 01 correspondence is electrically connected to by the transmitter interconnecting device 027 of pressure transmitter group 021.
As shown in Figure 5, this TORQ measuring unit 06 is connected to this driller's display station 02, and it comprises mechanical wheel torque sensor 061 and Hall-type rotary table torque sensor 062; This mechanical wheel torque sensor 061 is equipped with tee junction by 10MPa hydraulic line and connects pressure transmitter corresponding in the pressure transmitter group 021 of driller's display station 02 and TORQ display dial 025 respectively, and is electrically connected to the collector of collector unit 01 correspondence by the transmitter interconnecting device 027 of pressure transmitter group 021; The collector that this Hall-type rotary table torque sensor 062 is corresponding with collector unit 01 is electrically connected.
As shown in Figure 6, this standpipe pressure measuring unit 07 is connected to this driller's display station 02, and it comprises standpipe pressure sensor 071; Wherein, this standpipe pressure sensor 071 is equipped with tee junction by 40MPa hydraulic line and connects pressure transmitter corresponding in the pressure transmitter group 021 of driller's display station 02 and standpipe pressure display dial 024 respectively, and is electrically connected to the collector of collector unit 01 correspondence by the transmitter interconnecting device 027 of pressure transmitter group 021.
As shown in Figure 7, this tongs torque measurement unit 08 is connected to this driller's display station 02, and it comprises tongs torque sensor 081; Wherein, this tongs torque sensor 081 is equipped with tee junction by 40MPa hydraulic line and connects pressure transmitter corresponding in the pressure transmitter group 021 of driller's display station 02 and tongs moment of torsion display dial 023 respectively, and is electrically connected to the collector of collector unit 01 correspondence by the transmitter interconnecting device 027 of pressure transmitter group 021.
As shown in Figure 8, this rotary speed and pump punch speed measuring unit 09 are electrically connected on this collector unit 01, and it comprises rotary speed sensor 091 and 1-3# pump punch speed sensor 092; Wherein, this rotary speed sensor 091 and 1-3# pump punch speed sensor 092 are all connected with proximity inductive switch 093, and this proximity inductive switch 093 is connected four-core socket 094 and is connected to the collector of collector unit 01 correspondence by four-core socket 094.
As shown in Figure 9, this depth survey unit 10 is electrically connected on this collector unit 01, and it comprises depth transducer 101; Wherein, this depth transducer 101 is integrated with proximity switch A and proximity switch B, and this proximity switch A and proximity switch B is all connected with sensor 7 core socket 102 and is connected to 7 core sockets of collector unit 01 by sensor 7 core socket.
As shown in Figure 10, the backflow of this mud and slurry tank cubing unit 11 are electrically connected on this collector unit 01, and it comprises mud re-flow sensor 111 and 1-9# slurry tank volume sensor 112; Wherein, this mud re-flow sensor 111 and 1-9# slurry tank volume sensor 112 are all connected to collector corresponding in collector unit 01 by four-core socket.
This hydrogen sulfide and total hydrocarbon gas detection cell 12 are electrically connected on this collector unit 01, and it comprises total hydrocarbon sensor 211 and hydrogen sulfide sensor 212; This total hydrocarbon sensor 211 and hydrogen sulfide sensor 212 are all connected to collector corresponding in collector unit 01 by cable.
The collector that this tourist bus position sensor 13 is corresponding with collector unit 01 is electrically connected.
The utility model oil field drill safety comprehensive Parameters Instrument reasonable in design, compact, integrate multiple measuring unit and sensor, use stable, reliable, gather, record accurately, be suitable for propagation and employment.
Claims (10)
1. an oil field drill safety comprehensive Parameters Instrument, comprises collector unit and is electrically connected on driller's display station and the output equipment of described collecting unit; It is characterized in that: described comprehensive parameters instrument is also integrated with and refers to remeasurement unit, TORQ measuring unit, standpipe pressure measuring unit, tongs torque measurement unit, rotary speed and pump punch speed measuring unit, depth survey unit, mud backflow and slurry tank cubing unit, hydrogen sulfide and total hydrocarbon gas detection cell, tourist bus position sensor;
Described finger remeasurement unit comprises finger weight sensor; Described finger weight sensor is connected to described driller's display station by hydraulic line line;
Described TORQ measuring unit comprises mechanical wheel torque sensor and Hall-type rotary table torque sensor; Described mechanical wheel torque sensor is connected to described driller's display station by hydraulic line, and is connected to collector corresponding to described collector unit by cable; The collector that described Hall-type rotary table torque sensor is corresponding with described collector unit is electrically connected;
Described standpipe pressure measuring unit comprises standpipe pressure sensor, and described standpipe pressure sensor is connected to described driller's display station by hydraulic line;
Described tongs torque measurement unit comprises tongs torque sensor, and described tongs torque sensor is connected to described driller's display station by hydraulic line;
Described rotary speed and pump punch speed measuring unit comprise rotary speed sensor and 1-3# pump punch speed sensor; Described rotary speed sensor and 1-3# pump punch speed sensor are all connected to collector corresponding to described collector unit by cable;
Described depth survey unit comprises depth transducer; Described depth transducer is connected to collector corresponding to described collector unit by cable;
Described mud backflow and slurry tank cubing unit comprise mud re-flow sensor and 1-9# slurry tank volume sensor; Described mud re-flow sensor and 1-9# slurry tank volume sensor are all connected to collector corresponding to described collector unit by cable;
Described hydrogen sulfide and total hydrocarbon gas detection cell comprise total hydrocarbon sensor and hydrogen sulfide sensor; Described total hydrocarbon sensor and hydrogen sulfide sensor are all connected to collector corresponding to described collector unit by cable;
The collector that described tourist bus position sensor is corresponding with described collector unit is electrically connected.
2. oil field drill safety comprehensive Parameters Instrument as claimed in claim 1, is characterized in that: described driller's display station is integrated with pressure transmitter group, weight indicator display dial, tongs moment of torsion display dial, standpipe pressure display dial, TORQ display dial and LCDs; Described pressure transmitter group is integrated by multiple pressure transmitter and is also connected with transmitter interconnecting device.
3. oil field drill safety comprehensive Parameters Instrument as claimed in claim 2, it is characterized in that: described finger weight sensor one end is equipped with four-way connection by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described weight indicator display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
4. oil field drill safety comprehensive Parameters Instrument as claimed in claim 2, it is characterized in that: described mechanical wheel torque sensor is equipped with tee junction by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described TORQ display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
5. oil field drill safety comprehensive Parameters Instrument as claimed in claim 2, it is characterized in that: described standpipe pressure sensor is equipped with tee junction by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described standpipe pressure display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
6. oil field drill safety comprehensive Parameters Instrument as claimed in claim 2, it is characterized in that: described tongs torque sensor is equipped with tee junction by hydraulic line and connects pressure transmitter corresponding to described pressure transmitter group and described tongs moment of torsion display dial respectively, and is connected to collector corresponding to described collector unit by described transmitter interconnecting device.
7. oil field drill safety comprehensive Parameters Instrument as claimed in claim 1, it is characterized in that: described rotary speed sensor 091 and 1-3# pump punch speed sensor are all connected with proximity inductive switch, described proximity inductive switch is connected to collector corresponding to described collector unit by four-core socket.
8. oil field drill safety comprehensive Parameters Instrument as claimed in claim 1, it is characterized in that: described depth transducer is integrated with proximity switch A and proximity switch B, described proximity switch A and proximity switch B is all connected with sensor 7 core socket and is connected to collector corresponding to described collector unit by described sensor 7 core socket.
9. oil field drill safety comprehensive Parameters Instrument as claimed in claim 1, is characterized in that: described mud re-flow sensor and 1-9# slurry tank volume sensor are all connected to collector corresponding in described collector unit by four-core socket.
10. oil field drill safety comprehensive Parameters Instrument as claimed in claim 1, is characterized in that: described collector unit is powered by 220V voltage-stabilized power supply and is integrated with power module, isolated gate, pre-processed board and collection plate;
Described output equipment comprises communication interconnecting device, terminal and printer; Described communication interconnecting device one end is electrically connected described collector unit, and the other end is electrically connected described terminal and 220V power supply; Described terminal one end connects power supply, and the other end connects described printer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520523969.7U CN204804816U (en) | 2015-07-17 | 2015-07-17 | Parameter appearance is synthesized to oil field rig safety |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520523969.7U CN204804816U (en) | 2015-07-17 | 2015-07-17 | Parameter appearance is synthesized to oil field rig safety |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204804816U true CN204804816U (en) | 2015-11-25 |
Family
ID=54589658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520523969.7U Active CN204804816U (en) | 2015-07-17 | 2015-07-17 | Parameter appearance is synthesized to oil field rig safety |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204804816U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110748332A (en) * | 2019-11-07 | 2020-02-04 | 广州南洋理工职业学院 | Drilling parameter appearance based on PLC |
CN111636857A (en) * | 2020-05-13 | 2020-09-08 | 山东科瑞机械制造有限公司 | Explosion-proof driller console |
-
2015
- 2015-07-17 CN CN201520523969.7U patent/CN204804816U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110748332A (en) * | 2019-11-07 | 2020-02-04 | 广州南洋理工职业学院 | Drilling parameter appearance based on PLC |
CN110748332B (en) * | 2019-11-07 | 2024-04-09 | 广州南洋理工职业学院 | Drilling parameter instrument based on PLC |
CN111636857A (en) * | 2020-05-13 | 2020-09-08 | 山东科瑞机械制造有限公司 | Explosion-proof driller console |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201307238Y (en) | Intelligent detection and control system for rod-pumped wells | |
CN107153038B (en) | Rapid formation permeability coefficient measuring probe and using method thereof | |
CN201397207Y (en) | Device for continuously testing ground stress of coal rock mass | |
CN202731891U (en) | Device for measuring well depth while drilling | |
CN203022725U (en) | Tester for testing stress of pipe pile | |
CN202866790U (en) | Coal mine downhole drilling depth real-time detection device | |
CN204804816U (en) | Parameter appearance is synthesized to oil field rig safety | |
CN201246157Y (en) | Well cementing parameter integrative collecting system | |
CN204924842U (en) | Portable mining blow detector | |
CN201417146Y (en) | Digital direction finder | |
CN205879259U (en) | Two -phase flow measuring device | |
CN201335718Y (en) | Bubble-type water gauge | |
CN201672977U (en) | Mass concrete wireless temperature-measuring device | |
CN201463983U (en) | Water level detector | |
CN204374737U (en) | A kind of water supply well management control system | |
CN201292844Y (en) | Under-well pressure temperature parameter storage type measuring device | |
CN104632192A (en) | Pumping well downhole indicator diagram dynamic acquisition instrument | |
CN202493256U (en) | Managed pressure drilling data acquisition and monitoring device | |
CN201184192Y (en) | Storage type electronic monometer | |
CN203035191U (en) | Drilling pressure measuring device | |
CN201218067Y (en) | Automatic drilling mud monitoring system | |
CN101328802B (en) | Capillary pressure measuring device | |
CN201583378U (en) | Mine pressure monitoring and communication integrated sensing device | |
CN201835817U (en) | Oil measuring device for wireless indicator | |
CN112682028A (en) | Device and method for real-time testing and wireless transmission of indicator diagram of sucker-rod pump of pumping well |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |