CN201184194Y - Petroleum engineering logging drilling fluid temperature wireless sensing device - Google Patents
Petroleum engineering logging drilling fluid temperature wireless sensing device Download PDFInfo
- Publication number
- CN201184194Y CN201184194Y CNU2008200793268U CN200820079326U CN201184194Y CN 201184194 Y CN201184194 Y CN 201184194Y CN U2008200793268 U CNU2008200793268 U CN U2008200793268U CN 200820079326 U CN200820079326 U CN 200820079326U CN 201184194 Y CN201184194 Y CN 201184194Y
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- wireless
- drilling fluid
- fluid temperature
- sensing device
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Abstract
The utility model relates to a drilling fluid temperature wireless sensing device in petroleum engineering, and aims to overcome the shortcomings that the prior petroleum engineering logging and drilling fluid signal transmission cable is easily damaged, and not suitable for construction and movement. The wireless sensing device comprises a drilling fluid temperature inductive probe (1), a wireless transmitting box (2) and a wireless receiving box (5), wherein the wireless transmitting box (2) is electrically connected with the drilling fluid temperature inductive probe (1); a sending antenna (4) is arranged on a box body of the wireless transmitting box (2); the wireless receiving box (5) is electrically connected with a collection server (8) of a drilling parameter instrument; a receiving antenna (6) is arranged on a box body of the wireless receiving box (5); a shielding layer (3) is arranged outside the box body of the wireless transmitting box (2); and a shielding layer (7) is arranged outside the box body of the wireless receiving box (5). The drilling fluid density wireless sensing device has the advantages that the device directly adopts wireless transmitting and receiving devices, which are electrically connected with a parameter probe, so as to collect various parameters in drilling operation, thereby resulting in quick and convenient installation, and flexible movement, and reducing the interference to drilling machine operators.
Description
Affiliated technical field
The utility model relates to the wireless sensing device of popping one's head in a kind of petroleum works mud logging operation, relates in particular to a kind of petroleum works well logging drilling fluid temperature wireless sensing device.
Background technology
Petroleum works well logging technology is the most basic technology in the oil-gas exploration and development activity, is to find oil-gas reservoir, estimate timely, the most direct means of oil-gas reservoir, has that the subsurface information of obtaining is timely, various, analysis interpretation characteristics efficiently.At present, utilize temp probe that drilling fluid temperature is surveyed in the petroleum works well logging technology and gather the wire transmission of back employing cable, because in drillng operation, operating personnel are many, that adopt, and mechanical device is also more, exist easy clashing and breaking cable, the defective that causes acquired signal to interrupt, the heavy losses that easily cause drilling well to survey.Simultaneously, because the probe of gathering is many, signal transmission cable is difficult for cable wiring manufacture, more is unsuitable for mobile.
The utility model content
For the deficiency that overcomes the easy clashing and breaking of existing petroleum works well logging drilling fluid temperature signal transmission cable, is unsuitable for construction and moves, the purpose of this utility model provides a kind of petroleum works well logging drilling fluid temperature wireless sensing device.
The technical scheme that its technical problem that solves the utility model adopts is: petroleum works well logging drilling fluid temperature wireless sensing device comprises drilling fluid temperature inductive probe, wireless transmit box, wireless receiving box, the wireless transmit box is electrically connected with the temperature sense probe, and wireless transmit box box body is provided with transmitting antenna; The wireless receiving box is electrically connected with the acquisition server of drilling parameter measuring instrument, and wireless receiving box box body is provided with reception antenna; Wireless transmit box box body is provided with screen layer outward, and wireless receiving box box body is provided with screen layer outward.
The beneficial effects of the utility model are, directly adopt the wireless transmit, the receiving system that are electrically connected with the parameter probe to gather the parameters in the drillng operation, avoided prior art wire transmission cable to be difficult for cable wiring manufacture, more be unsuitable for and move and easy clashing and breaking cable the defective that causes acquired signal to interrupt.Quick for installation, convenient, move flexibly, reduced interference to the driller, be significant improvement to prior art.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is signals collecting of the present utility model, emission principle figure.
Fig. 3 is signal reception of the present utility model, digital-to-analogue conversion, power supply transfer principle figure.
Fig. 4 is signal reception of the present utility model, digital-to-analogue conversion, data preliminary treatment schematic diagram.
Fig. 5 is signal reception of the present utility model, digital-to-analogue conversion, data processing principle figure.
Among the figure: 1. temperature sense is popped one's head in, 2. wireless transmit box, 3. screen layer, 4. transmitting antenna, 5. wireless receiving box, 6. reception antenna, 7. screen layer, 8. acquisition server, 9. radio frequency chip, 10.D/A conversion chip, 11. receive single-chip microcomputer, 13. voltage/current conversion chips, 14. the electric current loop conversion chip, 15. ultra high speed A chips, 16. smooth lotus roots, 17. the collection single-chip microcomputer, 18. radio frequency chips.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
The utility model petroleum works well logging drilling fluid temperature wireless sensing device, comprise drilling fluid temperature inductive probe (1), wireless transmit box (2), wireless receiving box (5), it is characterized in that, wireless transmit box (2) is electrically connected with temperature sense probe (1), and wireless transmit box (2) box body is provided with transmitting antenna (4); Wireless receiving box (5) is electrically connected with the acquisition server (8) of drilling parameter measuring instrument, and wireless receiving box (5) box body is provided with reception antenna (6); Wireless transmit box (2) box body is provided with screen layer (3) outward, and wireless receiving box (5) box body is provided with screen layer (7) outward.Its circuit theory workflow is described in detail in detail below.
The signals collecting part:
Temperature sense probe (1) is sent the 4-20mA current signal of standard into 3 pin of electric current loop conversion chip (14) RCV420, the voltage signal of 14, the 15 pin output 0-5V by electric current loop conversion chip (14) RCV420.Send into 2 pin of ultra high speed A chip (15) mcp3201 behind the voltage signal process mixing and filtering with 0-5V, internal conversion through ultra high speed A chip (15) mcp3201, the 0-5V analog voltage signal is converted into data signal by 5 of ultra high speed A chip (15) mcp3201,6, send into the RC0 that gathers single-chip microcomputer (17) pic16F916 after the isolation of 7 pin with spi bus data format process optocoupler (16) ADUM1401, RC1, the RC2 pin, gather single-chip microcomputer (17) and pass through RB0, RB2, RB3, RB4, RB5, the RC1 pin is sent data signal into radio frequency chip (18) CC1100, radio frequency chip (18) CC1100 carries out data signal to send into frequency mixer after the A/D conversion, and analog signal is modulated to the wireless signal of 334MHz frequency from 12,13 pin are through transmitting antenna (4) emission.
The analog signal receiving unit:
After by reception antenna (6) signal of 334MHz frequency being received, through radio frequency chip (9) CC1100, signal carried out power amplification after, restituted signal, and send into D/A conversion chip (10), the output data signal separating the signal that mixes up.After RB4, RB5, RB6, RB7, RB8 and the RG0 pin of reception single-chip microcomputer (11) pic24FJ128GA receives numeral, by RD0, RD1, RD2, RD3, RD4, RD5, RD6, RD7, RD8, RD9, RD10, RD11 pin serial digital signal is imported into D/A conversion chip AD7545 with parallel 12 bit data forms, D/A conversion chip AD7545 changes into the voltage signal output of 0-10V to the T type resistor network of data signal by inside, through XTR110 voltage current conversion chip (13) voltage signal of 0-10V is converted to the output of 4-20mA normalized current signal.
Claims (1)
1, a kind of petroleum works well logging drilling fluid temperature wireless sensing device, comprise drilling fluid temperature inductive probe, wireless transmit box, wireless receiving box, it is characterized in that wireless transmit box (2) is electrically connected with temperature sense probe (1), wireless transmit box (2) box body is provided with transmitting antenna (4); Wireless receiving box (5) is electrically connected with the acquisition server (8) of drilling parameter measuring instrument, and wireless receiving box (5) box body is provided with reception antenna (6); Wireless transmit box (2) box body is provided with screen layer (3) outward, and wireless receiving box (5) box body is provided with screen layer (7) outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200793268U CN201184194Y (en) | 2008-03-11 | 2008-03-11 | Petroleum engineering logging drilling fluid temperature wireless sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200793268U CN201184194Y (en) | 2008-03-11 | 2008-03-11 | Petroleum engineering logging drilling fluid temperature wireless sensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201184194Y true CN201184194Y (en) | 2009-01-21 |
Family
ID=40271934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200793268U Expired - Fee Related CN201184194Y (en) | 2008-03-11 | 2008-03-11 | Petroleum engineering logging drilling fluid temperature wireless sensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201184194Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425407A (en) * | 2011-12-30 | 2012-04-25 | 江苏杰创科技有限公司 | Wireless collector for information of oil-gas well |
| CN103670376A (en) * | 2012-09-24 | 2014-03-26 | 山东天工石油装备有限公司 | Integrated wireless long-transmission pressure temperature collector |
-
2008
- 2008-03-11 CN CNU2008200793268U patent/CN201184194Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425407A (en) * | 2011-12-30 | 2012-04-25 | 江苏杰创科技有限公司 | Wireless collector for information of oil-gas well |
| CN103670376A (en) * | 2012-09-24 | 2014-03-26 | 山东天工石油装备有限公司 | Integrated wireless long-transmission pressure temperature collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP POHAI DRILLING ENGINEERING C Free format text: FORMER OWNER: DAGANG OILFIELD GROUP CO., LTD. Effective date: 20090508 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090508 Address after: No. 106 Huang Hai Road, Tianjin economic and Technological Development Zone, post code: 300457 Patentee after: CNPC Bohai Drilling Engineering Co., Ltd. Address before: No. three, Dagang Oilfield, Grand Port, Tianjin, China: 300280 Patentee before: Dagang Oil Field Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20160311 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |