CN201738916U - Small-sized communication logging instrument - Google Patents
Small-sized communication logging instrument Download PDFInfo
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- CN201738916U CN201738916U CN2010205076447U CN201020507644U CN201738916U CN 201738916 U CN201738916 U CN 201738916U CN 2010205076447 U CN2010205076447 U CN 2010205076447U CN 201020507644 U CN201020507644 U CN 201020507644U CN 201738916 U CN201738916 U CN 201738916U
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- 238000004891 communication Methods 0.000 title claims abstract description 17
- 238000010276 construction Methods 0.000 abstract description 6
- 230000006698 induction Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a small-size communication logging instrument, including the thermos, be provided with the CPU board in the thermos, describe the board again, describe the signal transformer that the board is connected with the CPU board again with being connected with the CPU board respectively, signal transformer and the outer square articulate of thermos, the square joint is connected with top connection and power respectively, the power passes through power transformer and female articulate. The utility model discloses can articulate the ground system that uses in a large amount at present internal scene, can promote the withstand voltage index of temperature resistant of instrument to reach ultra-temperature, superhigh pressure, slim hole logging construction operation demand.
Description
Technical field
The utility model belongs to oil gas borehole logging tool instrument field, relates in particular to a kind of high-temperature and high-pressure small communication logging instrument.
Background technology
175 ℃ of the high-temperature resistants of domestic existing communication logging instrument, maximum withstand voltage 140Mpa, external diameter 92.5mm.For example, China Patent No. " 200920032854.2 " discloses a kind of digital induction logging instrument, comprise induction logging system, digital spherically focused log (SFL) system, ground control system, and the communication system that is connected with ground control system, ground control system comprises A/D converter, the FPGA that is connected with A/D converter, the DSP that is connected with FPGA; Ground control system also comprises power circuit; The input of communication system is connected with DSP; The output of communication system also is provided with host computer; This instrument also comprises waveform generator and the multi-way switch circuit that is connected with the FPGA output; The induction logging system comprises coil array and induction system circuit; Coil array comprises induced emission coil and induction receiving coil.
But all there are following deficiency in this patent and existing logging instrument: one, can not satisfy superhigh temperature, super-pressure, slim-hole well logging construction needs, particularly can not satisfy superhigh temperature, super-pressure, horizontal well and drilling tool transmission well logging construction needs.Two, the calorific value of circuit is bigger, cause the temperature rise in the vacuum flask very fast, and the circuit part occupation space of instrument is increased greatly, give metal heat preservation bottle and pressure-proof outer cover thereby reserve enough spaces, can not promote instrument heatproof, withstand voltage index, reduce the instrument external diameter.
The utility model content
The purpose of this utility model is to overcome the problems referred to above that the existing communication logging instrument exists, a kind of small-sized communication logging instrument is provided, the utility model can articulate a large amount of ground systems that use in present domestic scene, can promote the heat resisting and pressure resisting index of instrument, to reach superhigh temperature, super-pressure, slim-hole well logging construction operation demand.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of small-sized communication logging instrument, comprise vacuum flask, it is characterized in that: the repetition plate that be provided with CPU board in the described vacuum flask, is connected with CPU board, respectively with CPU board with repeat the signal transformer that plate is connected, signal transformer is connected with vacuum flask square joint outward, square joint is connected with power supply with top connection respectively, and power supply is connected with female joint by power transformer.
Described square joint is 26 core square joints.
Described top connection is 28 core top connections.
Described female joint is 32 core female joints down.
Adopt advantage of the present utility model to be:
One, the utility model can articulate a large amount of ground systems that use in present domestic scene, can promote the heat resisting and pressure resisting index of instrument, to reach superhigh temperature, super-pressure, slim-hole well logging construction operation demand.
Two, the utility model adopts advanced embedded system technology functions such as the amplification of signal, filtering, A/D conversion, data processing, signal coding, decoding all are integrated in chip internal, the heating of circuit is obviously reduced, temperature rise in the vacuum flask is slow, and the circuit part occupation space of instrument is significantly reduced, thereby reserve enough spaces and give metal heat preservation bottle and pressure-proof outer cover, in order to the heatproof, the withstand voltage index that promote instrument, reduce the instrument external diameter.
Three, the utility model is applied to the operation of oil gas borehole logging tool, can significantly promote the heatproof of instrument, withstand voltage index, reduce the instrument external diameter, make instrument can satisfy superhigh temperature, the conventional well of super-pressure and slim-hole well logging and horizontal well and drilling tool transmission well logging construction demand respectively.
Four, the utility model instrument string of not only can be combination logging provides signal transmission bus, the order that ground system can be sent is transmitted to other instruments in the instrument string, the data that again other instruments sent simultaneously are forwarded to ground logging system, but the parameter of some measuring probes of acquisition instrument outside also.
Description of drawings
Fig. 1 is a general assembly structural representation of the present utility model
The specific embodiment
A kind of small-sized communication logging instrument, comprise vacuum flask, the repetition plate that in vacuum flask, be provided with CPU board, is connected with CPU board, respectively with CPU board with repeat the signal transformer that plate is connected, signal transformer is connected with vacuum flask square joint outward, square joint is connected with power supply with top connection respectively, and power supply is connected with female joint by power transformer.
In the utility model, square joint is 26 core square joints, and top connection is 28 core top connections, and female joint is 32 core female joints down.
The key technical indexes of the present utility model is as follows:
Maximum heatproof ... 220 ℃ (continuous operation 2 hours),
Maximum withstand voltage ... 160Mpa,
Maximum transfer rate ... 200Kb/S,
The instrument diameter ... 89mm or 76mm.
The utility model adopts embedded system technology functions such as the amplification of signal, filtering, A/D conversion, data processing, signal coding, decoding all are integrated in chip internal, the circuit part occupation space of instrument is significantly reduced, thereby reserve enough spaces and give metal heat preservation bottle and pressure-proof outer cover, in order to promote heatproof, the withstand voltage index of instrument, reduce the instrument external diameter.
A major function of the present utility model is that the instrument string for combination logging provides signal transmission bus, and the order that ground system is sent is transmitted to other instruments in the instrument string, and the data that again other instruments sent simultaneously are forwarded to ground logging system; Another function is the parameter of some measuring probes of acquisition instrument outside, and the parameter that can gather comprises as follows: seven kinds of parameters such as cable end tension force, cable end voltage, hole diameter, wellbore temperatures, box cupling, natural potential and mud resistivity.
The utility model 28 core top connections are connected with non-WTS button-type, and responsible instrument is communicated by letter and transfer of data and portion of external Instrument sensor institute image data with ground system.26 core square joints are responsible for the instrument internal signal and are connected.32 core female joints are responsible for being connected with the WTS button-type down, are responsible for instrument and articulate the communications and data transmission of instrument with other.Power supply is responsible for providing the power supply of whole instrument work.Power transformer is responsible for the conversion of power supply transformation.CPU board is responsible for the control and the data processing work of whole instrument.Repeat plate and be responsible for the repetition of order and data.Signal transformer is responsible for the signal transmission coupling of instrument and cable.
Obviously; those of ordinary skill in the art is according to technological know-how of being grasped and customary means; according to above said content, can also make the various ways that does not break away from the utility model fundamental technics thought, these pro forma conversion are all within protection domain of the present utility model.
Claims (4)
1. small-sized communication logging instrument, comprise vacuum flask, it is characterized in that: the repetition plate that be provided with CPU board in the described vacuum flask, is connected with CPU board, respectively with CPU board with repeat the signal transformer that plate is connected, signal transformer is connected with vacuum flask square joint outward, square joint is connected with power supply with top connection respectively, and power supply is connected with female joint by power transformer.
2. small-sized communication logging instrument according to claim 1 is characterized in that: described square joint is 26 core square joints.
3. small-sized communication logging instrument according to claim 1 is characterized in that: described top connection is 28 core top connections.
4. small-sized communication logging instrument according to claim 1 is characterized in that: described female joint is 32 core female joints down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205076447U CN201738916U (en) | 2010-08-27 | 2010-08-27 | Small-sized communication logging instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205076447U CN201738916U (en) | 2010-08-27 | 2010-08-27 | Small-sized communication logging instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201738916U true CN201738916U (en) | 2011-02-09 |
Family
ID=43554194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205076447U Expired - Fee Related CN201738916U (en) | 2010-08-27 | 2010-08-27 | Small-sized communication logging instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201738916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104420863A (en) * | 2013-09-05 | 2015-03-18 | 中国石油集团长城钻探工程有限公司 | Modified mechanical structure logging instrument suitable for detection of high-temperature high-pressure slim-hole oil and gas wells |
-
2010
- 2010-08-27 CN CN2010205076447U patent/CN201738916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104420863A (en) * | 2013-09-05 | 2015-03-18 | 中国石油集团长城钻探工程有限公司 | Modified mechanical structure logging instrument suitable for detection of high-temperature high-pressure slim-hole oil and gas wells |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20170827 |