CN2913605Y - Single conductor cable data transmission system - Google Patents
Single conductor cable data transmission system Download PDFInfo
- Publication number
- CN2913605Y CN2913605Y CNU2006200868814U CN200620086881U CN2913605Y CN 2913605 Y CN2913605 Y CN 2913605Y CN U2006200868814 U CNU2006200868814 U CN U2006200868814U CN 200620086881 U CN200620086881 U CN 200620086881U CN 2913605 Y CN2913605 Y CN 2913605Y
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- module
- cpu
- ruc
- sct
- core cable
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Abstract
The utility model relates to a single-core cable transmission system for data collection, control and transfer of logging devices. The system comprises a power module, a CPU module, an A/D module, a SCT module, and a RUC module. The power module is externally connected with a high-voltage DC power supply and supplies a low-voltage DC power to the system. The CPU module comprises a CPU, a program storage, a data storage, a Manchester coder/decoder, and a control logic. The SCT module is provided with a communication interface for communicating with ground instruments, and the receiving unit thereof is used for the equilibrium processing of signals and the emitting unit thereof converts the coded data and then couples them to a single-core cable for ground-to-ground transmission. The RUC module is in signal connection to an external instrument, and serves to sample and digitalize analog signals and then output them to the CPU module for further processing. The utility model has the advantages of high transmission efficiency, accurate and rapid data transmission, simple structure, high integration level, and stable and reliable operation.
Description
One, technical field: the utility model relates to a kind of single-core cable transmission system that is used for logging instrument data acquisition, control and transfer of data.
Two, background technology: along with the continual renovation of logger and perfect, existing multicore cable since the restriction of transmission means and transmission path be difficult to meet the needs of production.For the single-core cable logger, all to come these instruments are controlled, gather, handled and transmit by single-core cable transfer of data pipe nipple.
Three, summary of the invention: the purpose of this utility model is for the control of better fit single-core cable logger, collection, processing and transmission, proposes a kind of single-core cable data transmission system.
Its technical scheme: comprise that power module, CPU module, A/D module, SCT module, RUC module form, the external high-voltage DC power supply of power module wherein, and carry out DC/AC conversion, step-down, rectification, filtering, the output low-voltage dc power supply is powered to system; The CPU module comprises CPU, program storage, data storage, Manchester codec, control logic composition, and dock with A/D module, SCT module, RUC module the periphery; The SCT module is provided with the communication interface with ground instrument, and its receiving unit carries out equilibrium treatment to signal, sends part and coded data is carried out being coupled to single-core cable after the conversion transmits earthward; The RUC module is connected with external instrument signal, and to being linked into CPU module or A/D module after the Signal Pretreatment; The A/D module also is connected with external instrument signal, to analog signal sampling and digitlization, inserts the CPU module and handles.
Use transmission system of the present utility model, efficiency of transmission is higher, data are more accurate, speed is higher, and is simultaneously simple in structure, and the integrated level height is stable, reliable.
Four, description of drawings:
Accompanying drawing is a single-core cable transmission system schematic block circuit diagram.
Five, specific embodiment:
With reference to the accompanying drawings the present invention is described further:
Electric power source pair of module 150VDC carries out the DC/AC conversion, step-down then, rectification, filtering, output+15VDC ,-15VDC and+5VDC powers to system.SCT (Single Conductor Transceiver) module is provided with the communication interface with ground instrument, and receiving unit carries out equilibrium treatment to signal, by comparator signal is transformed into Transistor-Transistor Logic level, delivers to the CPU module and decodes; Sending part carries out being coupled to single-core cable after the conversion with the coded data of CPU module and transmits earthward.RUC (Remote Unit Controller) module with under connect instrument signal and be connected, mainly the signal with instruments such as density, GR, neutrons carries out preliminary treatment, is input to CPU module or A/D module then.The A/D module connects the analog signal sampling and the digitlization of instruments such as receiving 1424XA, 1424PA, is sent to the CPU module and handles.The CPU module is the core of single-core cable transfer of data pipe nipple, comprise CPU, program storage, data storage, Manchester codec, control logic etc., the single-core cable logger that connects is controlled, gathers, handled, receive the order of ground instrument simultaneously, and image data is transferred to ground instrument.
Claims (1)
1, a kind of single-core cable data transmission system, it is characterized in that: comprise power module, CPU module, A/D module, SCT module, RUC module composition, the external high-voltage DC power supply of power module wherein, connected to form by DC/AC conversion, step-down, rectification, filter circuit, the output low-voltage dc power supply is powered to system; The CPU module comprises that CPU, program storage, data storage, Manchester codec, control logic connect to form, and dock with A/D module, SCT module, RUC module the periphery; The SCT module is provided with the communication interface with ground instrument, and its receiving unit carries out equilibrium treatment to signal, sends part and coded data is carried out being coupled to single-core cable after the conversion transmits earthward; The RUC module is connected with external instrument signal, and to being linked into CPU module or A/D module after the Signal Pretreatment; The A/D module also is connected with external instrument signal, to analog signal sampling and digitlization, inserts the CPU module and handles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200868814U CN2913605Y (en) | 2006-07-12 | 2006-07-12 | Single conductor cable data transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200868814U CN2913605Y (en) | 2006-07-12 | 2006-07-12 | Single conductor cable data transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2913605Y true CN2913605Y (en) | 2007-06-20 |
Family
ID=38168204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200868814U Expired - Fee Related CN2913605Y (en) | 2006-07-12 | 2006-07-12 | Single conductor cable data transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2913605Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355326A (en) * | 2011-08-12 | 2012-02-15 | 西安思坦仪器股份有限公司 | Single-core data transmission method |
| CN101515039B (en) * | 2008-02-19 | 2013-01-23 | 中油测井技术服务有限责任公司 | Underground power supply and signal transmission system |
| CN110630252A (en) * | 2018-06-21 | 2019-12-31 | 中国石油化工股份有限公司 | Measurement while drilling system and method for coiled tubing drilling |
| CN110894787A (en) * | 2018-09-12 | 2020-03-20 | 中国石油化工股份有限公司 | Bus driving device for measuring pup joint while drilling |
| CN110984969A (en) * | 2019-12-21 | 2020-04-10 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | Single-core cable transmission device with high reliability and self-adaptive rate adjustment and data transmission method thereof |
| CN117614773A (en) * | 2024-01-15 | 2024-02-27 | 西安思坦仪器股份有限公司 | Communication system and construction tubular column of single-core cable based on oil-water well |
-
2006
- 2006-07-12 CN CNU2006200868814U patent/CN2913605Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101515039B (en) * | 2008-02-19 | 2013-01-23 | 中油测井技术服务有限责任公司 | Underground power supply and signal transmission system |
| CN102355326A (en) * | 2011-08-12 | 2012-02-15 | 西安思坦仪器股份有限公司 | Single-core data transmission method |
| CN110630252A (en) * | 2018-06-21 | 2019-12-31 | 中国石油化工股份有限公司 | Measurement while drilling system and method for coiled tubing drilling |
| CN110630252B (en) * | 2018-06-21 | 2022-09-23 | 中国石油化工股份有限公司 | Measurement while drilling system and method for coiled tubing drilling |
| CN110894787A (en) * | 2018-09-12 | 2020-03-20 | 中国石油化工股份有限公司 | Bus driving device for measuring pup joint while drilling |
| CN110984969A (en) * | 2019-12-21 | 2020-04-10 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | Single-core cable transmission device with high reliability and self-adaptive rate adjustment and data transmission method thereof |
| CN110984969B (en) * | 2019-12-21 | 2023-11-28 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | High-reliability self-adaptive rate-adjusting single-core cable transmission device and data transmission method thereof |
| CN117614773A (en) * | 2024-01-15 | 2024-02-27 | 西安思坦仪器股份有限公司 | Communication system and construction tubular column of single-core cable based on oil-water well |
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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: 20070620 Termination date: 20140712 |
|
| EXPY | Termination of patent right or utility model |