CN202850977U - Wellhead tension real-time display device - Google Patents
Wellhead tension real-time display device Download PDFInfo
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- CN202850977U CN202850977U CN201220558826.6U CN201220558826U CN202850977U CN 202850977 U CN202850977 U CN 202850977U CN 201220558826 U CN201220558826 U CN 201220558826U CN 202850977 U CN202850977 U CN 202850977U
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Abstract
The utility model relates to a wellhead display device, in particular to a wellhead tension real-time display device. The wellhead tension real-time display device includes a signal receiving and processing module and a wellhead display module. The signal receiving and processing module comprises a switching power supply and a central processing unit (CPU) card. The wellhead display module comprises a singlechip, a display driving controller and a nixie tube. An analog-digital conversion input end of the CPU card receives the signals of foreign wellhead tension, and a serial data transmit-receive port of the CPU card is connected with a serial input/output (I/O) port of the singlechip of a wellhead display box through a serial port of a controller area network (CAN) transceiver controller. A data communication output end of the singlechip is connected with a serial interface of the display driving controller, and an output end of the display driving controller is in input connection with the nixie tube. By means of the wellhead tension real-time display device, the real-time performance of data collection can be guaranteed, a warning function can be achieved, and thus the safety and the effectiveness of wellhead construction in the well logging process of a horizontal well are improved.
Description
Technical field
The utility model relates to a kind of well head display unit, particularly a kind of well head tension force real-time displaying device.
Background technology
Development along with petroleum well logging technology, the quantity of spudding in of horizontal well is increasing in the exploration and development process of oil gas field, ground winchman and well head constructor need to grasp in real time the situation of change of tension force in the instrument docking operation in order to understand the mated condition of downhole instrument in the during well logging of horizontal well, the success or failure of docking directly determine during well logging smoothly whether, traditional mode is the variation of the total tension force of ground winchman elder generation's observation place plane system hoister panel, for example Walkie talkie or other communication modes are informed the situation of change of well head construction and the total tension force of mechanical personnel by communication equipment again, in order to instruct well head constructor operation, the drawback of such mode is that the tension variation real-time in the downhole instrument docking operation grasped of well head constructor and ground winch personnel is poor, the well head constructor can not effectively control docking operation according to design scheme at the docking depth location in the downhole instrument moving process, when in case sudden change appears in tension force, the constructor does not have warning function to well head, affect safety and the accuracy of docking operation control, reduced the ageing of horizontal wellbore logging.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of well head tension force real-time displaying device.
According to design scheme provided by the utility model, a kind of well head tension force real-time displaying device, comprise signal receiving processing module and well head display module, it is characterized in that described signal receiving processing module contains Switching Power Supply, the CPU card, described well head display module comprises single-chip microcomputer, display driver controller and charactron, the analog-to-digital conversion input of CPU card receives external well head tension signal, the serial data transmitting-receiving port of CPU card is connected with the serial i/o port of well head display box single-chip microcomputer by CAN transceiver controller serial port, the data communication output of single-chip microcomputer is connected with the serial line interface of display driver controller, and the display driver controller output end is connected with the charactron input.
Described signal receiving processing module also includes USB interface chip and Signal Pretreatment plate, the digital input end of CPU card is connected with USB interface by the USB interface chip, described Signal Pretreatment plate comprises to receive follows circuit, amplifying circuit, filter circuit, zeroing circuit, by the analog signal output that gathered with follow circuit input end and be connected, follow circuit output end and connect input amplifier, amplification circuit output end connects the filter circuit input, the filter circuit output connects the zeroing circuit input, and the zeroing circuit output is intended input with the CPU snap gauge and is connected.
Described Switching Power Supply input connects the 220V AC power, and the digital power output connects digital ic power input, analog power output connecting analog ic power input.
Described USB interface connects computer, and described USB interface chip model is PDIUSBD12.
Contain microprocessor in the described CPU card, described microprocessor model is C8051F021 or C8051F040, microprocessor also disposes the jtag interface of standard, CAN transceiver controller model is PCA82C251, the CANH of described CAN transceiver controller links to each other with the CAN bus by a resistance separately with the CANL pin, two electric capacity in parallel between CANH and CANL and the ground are connected to slope resistance on the RS pin.
Described single-chip microcomputer model is 89 series or 82 series, it is MAX7219 that described display driver controller drives the chip model, the single-chip processor i/o output also is connected with the first bus buffer input and the second bus buffer input, the first bus buffer output connects display driver controller chip CLK clock input pin, the second bus buffer output connects display driver controller chip DIN data input pin, analog power connects 7805 integrated regulator inputs, and the integrated regulator output connects display driver controller chip reset power pin.
The beneficial effects of the utility model:
1, the collection separating device of the utility model well head tension force real-time displaying device gathers the Industrial Personal Computer (IPC) from ground system by USB high-speed bus technology and reads the real-time tension information of downhole instrument, total tension information, and put forward or transfer depth information and velocity information in the process on the downhole instrument, by the CAN bus these information being sent in the demonstration separating device on the raised platform around a well in real time provides real-time downhole instrument status information for the well head constructor, removed the process that ground winch operating personnel communicate by letter with the well head constructor from, well solve the problems such as transmission range and information reliability, improved the real-time in the downhole instrument docking operation.
2, the utility model well head tension force real-time displaying device gathers the tension force that separating device reads in case when sudden change occurring, the red digital demonstration group of well head display unit can expire partially the well head constructor is formed warning, has improved the safety in the downhole instrument docking operation.
3, the utility model well head tension force real-time displaying device is easy to operate, practical.
Description of drawings:
Fig. 1 is the utility model well head tension force real-time displaying device functional-block diagram;
Fig. 2 is the utility model well head tension force real-time displaying device CPU card circuit theory diagrams;
Fig. 3 is the utility model well head tension force real-time displaying device Signal Pretreatment plate circuit theory diagrams;
Fig. 4 is one of the utility model well head tension force real-time displaying device well head display box circuit theory diagrams;
Fig. 5 is two of the utility model well head tension force real-time displaying device well head display box circuit theory diagrams.
The specific embodiment:
Number in the figure 1 representation signal receiving processing module, label 2 represents the well head display module.
Embodiment one, participate in Fig. 1 ~ 5, a kind of well head tension force real-time displaying device, comprise signal receiving processing module and well head display module, it is characterized in that described signal receiving processing module contains Switching Power Supply, the CPU card, described well head display module comprises single-chip microcomputer, display driver controller and charactron, the analog-to-digital conversion input of CPU card receives external well head tension signal, the serial data transmitting-receiving port of CPU card is connected with the serial i/o port of well head display box single-chip microcomputer by CAN transceiver controller serial port, the data communication output of single-chip microcomputer is connected with the serial line interface of display driver controller, and the display driver controller output end is connected with the charactron input.
Described signal receiving processing module also includes USB interface chip and Signal Pretreatment plate, the digital input end of CPU card is connected with USB interface by the USB interface chip, described Signal Pretreatment plate comprises to receive follows circuit, amplifying circuit, filter circuit, zeroing circuit, by the analog signal output that gathered with follow circuit input end and be connected, follow circuit output end and connect input amplifier, amplification circuit output end connects the filter circuit input, the filter circuit output connects the zeroing circuit input, the zeroing circuit output is intended input with the CPU snap gauge and is connected, the tension pick-up signal that is articulated on the well head winch pulley is done buffering by following circuit, buffering signals is amplified by amplifying circuit, signal after amplifying by the filter circuit filtering interference signals, is transferred to the CPU snap gauge through zeroing circuit again and intends input.When the signal receiving processing module is operated in when gathering total tension signal (cable stretch), depth signal, rate signal, the downhole instrument tension signal of digital form transmission by USB interface, the CPU card is finished by USB2.0 communication protocol Receiving Host Logging Software by the above signal that USB interface sends, and sends in the display box by the CAN bus again.Can stably transmit the degree of depth, speed digital information by the CAN transceiver controller between CPU card and the single-chip microcomputer.
Described signal receiving processing module Switching Power Supply input connects the 220V AC power, and the digital power output connects digital ic power input, analog power output connecting analog ic power input.Described USB interface connects computer, and described USB interface chip model is PDIUSBD12.Contain microprocessor in the described signal receiving processing module CPU card; described microprocessor model is C8051F021; microprocessor also disposes the jtag interface of standard; CAN transceiver controller model is PCA82C251; the CANH of described CAN transceiver controller links to each other with the CAN bus by a resistance separately with the CANL pin; resistance can play certain metering function; protection PCA82C251 avoids the impact of overcurrent; two electric capacity in parallel between CANH and CANL and the ground; High-frequency Interference on can the filtering bus and with the ability of anti-electromagnetic radiation; be connected to slope resistance on the RS pin; described well head display module single-chip microcomputer model is AT89C51; it is MAX7219 that described display driver controller drives the chip model; the single-chip processor i/o output also is connected with the first bus buffer input and the second bus buffer input; the first bus buffer output connects display driver controller chip CLK clock input pin; the second bus buffer output connects display driver controller chip DIN data input pin; analog power connects 7805 integrated regulator inputs, and the integrated regulator output connects display driver controller chip reset power pin.
The digitlization tension force that the well head display module is uploaded cable stretch, downhole telemetry mode and the degree of depth and speed show.Cable stretch, the degree of depth, speed show by driving charactron.Digitlization tension force also passes through bar code display except showing by the driving charactron.The well head display module receives the data signal such as the degree of depth that measuring box transmits, speed, tension force and shows with charactron by the CAN driver.In case tension force appearance sudden change, the red digital demonstration group of well head display unit can be expired partially the well head constructor is formed warning.Display driver controller driving chip model adopts integrated circuit MAX7219, and it can drive eight charactrons or 64 sections LED show, by the control of SPI three line serial ports, has control conveniently, the advantages such as brightness adjustable.
Embodiment two, do not repeat with embodiment one something in common, and difference is that the microprocessor model in the signal receiving processing module CPU card is C8051F040.
Embodiment three, do not repeat with embodiment one something in common, and difference is that well head display module single-chip microcomputer model is AT82C51.
Claims (6)
1. well head tension force real-time displaying device, comprise signal receiving processing module and well head display module, it is characterized in that described signal receiving processing module contains Switching Power Supply, the CPU card, described well head display module comprises single-chip microcomputer, display driver controller and charactron, the analog-to-digital conversion input of CPU card receives external well head tension signal, the serial data transmitting-receiving port of CPU card is connected with the serial i/o port of well head display box single-chip microcomputer by CAN transceiver controller serial port, the data communication output of single-chip microcomputer is connected with the serial line interface of display driver controller, and the display driver controller output end is connected with the charactron input.
2. well head tension force real-time displaying device according to claim 1, it is characterized in that: described signal receiving processing module also includes USB interface chip and Signal Pretreatment plate, the digital input end of CPU card is connected with USB interface by the USB interface chip, described Signal Pretreatment plate comprises to receive follows circuit, amplifying circuit, filter circuit, zeroing circuit, by the analog signal output that gathered with follow circuit input end and be connected, follow circuit output end and connect input amplifier, amplification circuit output end connects the filter circuit input, the filter circuit output connects the zeroing circuit input, and the zeroing circuit output is intended input with the CPU snap gauge and is connected.
3. well head tension force real-time displaying device according to claim 1, it is characterized in that: described signal receiving processing module Switching Power Supply input connects the 220V AC power, the digital power output connects digital ic power input, analog power output connecting analog ic power input.
4. well head tension force real-time displaying device according to claim 2 is characterized in that: described USB interface connects computer, and described USB interface chip model is PDIUSBD12.
5. well head tension force real-time displaying device according to claim 1, it is characterized in that: contain microprocessor in the described signal receiving processing module CPU card, described microprocessor model is C8051F021 or C8051F040, microprocessor also disposes the jtag interface of standard, CAN transceiver controller model is PCA82C251, the CANH of described CAN transceiver controller links to each other with the CAN bus by a resistance separately with the CANL pin, two electric capacity in parallel between CANH and CANL and the ground are connected to slope resistance on the RS pin.
6. well head tension force real-time displaying device according to claim 1, it is characterized in that: described well head display module single-chip microcomputer model is 89 series or 82 series, it is MAX7219 that described display driver controller drives the chip model, the single-chip processor i/o output also is connected with the first bus buffer input and the second bus buffer input, the first bus buffer output connects display driver controller chip CLK clock input pin, the second bus buffer output connects display driver controller chip DIN data input pin, analog power connects 7805 integrated regulator inputs, and the integrated regulator output connects display driver controller chip reset power pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220558826.6U CN202850977U (en) | 2012-10-29 | 2012-10-29 | Wellhead tension real-time display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220558826.6U CN202850977U (en) | 2012-10-29 | 2012-10-29 | Wellhead tension real-time display device |
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| CN202850977U true CN202850977U (en) | 2013-04-03 |
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| CN201220558826.6U Expired - Fee Related CN202850977U (en) | 2012-10-29 | 2012-10-29 | Wellhead tension real-time display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723431A (en) * | 2018-11-22 | 2019-05-07 | 中国石油天然气集团有限公司 | One kind can survey tension producing well pulley gear |
-
2012
- 2012-10-29 CN CN201220558826.6U patent/CN202850977U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723431A (en) * | 2018-11-22 | 2019-05-07 | 中国石油天然气集团有限公司 | One kind can survey tension producing well pulley gear |
| CN109723431B (en) * | 2018-11-22 | 2022-10-04 | 中国石油天然气集团有限公司 | Measurable tension well pulley gear |
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| Date | Code | Title | Description |
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| 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: 20130403 Termination date: 20211029 |
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| CF01 | Termination of patent right due to non-payment of annual fee |