CN204302381U - A kind of probe interface device - Google Patents
A kind of probe interface device Download PDFInfo
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- CN204302381U CN204302381U CN201420663613.9U CN201420663613U CN204302381U CN 204302381 U CN204302381 U CN 204302381U CN 201420663613 U CN201420663613 U CN 201420663613U CN 204302381 U CN204302381 U CN 204302381U
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- electrode
- probe
- voltage electrode
- mud
- probe body
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Abstract
The utility model relates to petroleum exploration field, disclose a kind of probe interface device, comprise interface portion and columniform probe body, described interface portion is made up of side by side several conductive contact blades, described interface portion is arranged at the top of probe body, described probe body comprises the electrode section be located at the threaded portion of outwardly a week of epimere in probe body and be located at below threaded portion, described threaded portion is provided with the first screw thread matched with the second screw thread inside mud tank tank mouth, described electrode section is provided with the galvanic electrode for obtaining mud electric current and measures the voltage electrode of mud voltage, described galvanic electrode is connected from different conductive contact blades respectively by wire with voltage electrode.Probe interface apparatus structure of the present utility model is small and exquisite, be easy to carry without the need to Alternating Current Power Supply, makes simple, with low cost.
Description
Technical field
The utility model relates to petroleum exploration field, particularly relates to a kind of probe interface device.
Background technology
In well logging industry, by feeding certain electric current to mud, making diverse location in mud produce potential difference (PD), thus calculating the resistivity of mud.Mud resistivity, the explanation for geologic logging data provides reliable reference data.In prior art, measure mud resistivity and mainly adopt mud tank method, need to be equipped with huge land-based AC during measurement to power instrumentation and testing equipment box, described measuring equipment case needs artificial wiring to carry out measurement mud resistivity, operation more complicated, wiring makes mistakes and measurement result can be caused not right, even causes big current to cause personal injury, and measure the mud resistivity value of result needs under artificial calculating or inspection information just can obtain standard temperature obtained, not intuitively easy.
Secondly, the container holding mud is the mud tank that madial wall is embedded with electrode, and mud is a kind of corrosive liquids being mixed with number of chemical material, and after finishing using, the cleaning of mud tank is more difficult, if cleaning force is spent greatly, easily causes the damage of electrode; Inevitably, after repeatedly using, there is electrode polarization phenomenon, reduce measuring accuracy, affect measurement quality in mud tank.
To sum up, research and develop a miniaturization, handling safety, be easy to carry, mud resistivity measurement mechanism that measuring accuracy is high, seem and be even more important.
Utility model content
For overcoming the deficiencies in the prior art, the utility model object is: provide a kind of probe interface device, the utility model compact structure, easy and simple to handle, measuring accuracy is high.
In order to solve the technical matters in background technology, the utility model provides a kind of probe interface device, comprise interface portion and columniform probe body, described interface portion is made up of side by side several conductive contact blades, described interface portion is arranged at the top of probe body, described probe body comprises the electrode section be located at the threaded portion of outwardly a week of epimere in probe body and be located at below threaded portion, described threaded portion is provided with the first screw thread matched with the second screw thread inside mud tank tank mouth, described electrode section is provided with the galvanic electrode for obtaining mud electric current and measures the voltage electrode of mud voltage, described galvanic electrode is connected from different conductive contact blades respectively by wire with voltage electrode.
Preferably, described galvanic electrode comprises the first galvanic electrode and second galvanic electrode of ring-type, voltage electrode comprises the first voltage electrode and second voltage electrode of ring-type, the first galvanic electrode, the first voltage electrode, the second voltage electrode and the second galvanic electrode is provided with successively from the upper end of electrode section to lower end, a certain distance is provided with between described first voltage electrode and the second voltage electrode, the width of any two electrodes is identical, and any one electrode is close to described probe body outside surface and is rounded.
Preferably, the spacing range between described first voltage electrode and the second voltage electrode is 4-6 times of the cross section circular diameter of electrode section.
Alternatively, described electrode section is provided with temperature sensor between the first voltage electrode and the second voltage electrode, the two ends of described temperature sensor are connected with two conductive contact blades by wire.
Preferably, the cross section circular diameter of described electrode section is no more than 1/3rd of mud tank internal diameter.
Particularly, the pros and cons of described interface portion is equipped with and is no less than 6 conductive contact blades.
Particularly, the spacing of described threaded portion and probe body lower end is less than the degree of depth of mud tank, and probe body lower surface is circumferentially provided with rounding.
Preferably, the inside diameter ranges of described mud tank is 15-30mm.
The principle of probe interface device of the present utility model 1. feeds certain electric current to mud, makes diverse location in mud produce potential difference (PD), can calculate the resistance of mud accordingly, according to formula
measure the effective cross section sum length of mud resistance, can mud resistivity be obtained; 2. the electrode in outside is that mud is powered, two electrode measurement electric potential differences of inner side, and the reasonable layout of electrode ensure that the accuracy of measurement; 3. the interface of row's conductive contact blade is adopted, and without the need to complex operations such as wiring; 4. temperature sensor be arranged so that while test resistance rate, the measurement of fluid temperature can be carried out in real time; 5. cylindrical mud resistivity measuring sonde is provided with the probe screw thread for tightening mud tank, making probe insert mud tank time mud tank carries out measuring can operate by taken away from desktop, improves the convenience measured; 6. probe and mud tank can be used as single use, solve a difficult problem for cleaning.
Adopt technique scheme, the utility model has following beneficial effect: the interface 1. adopting row's conductive contact blade, and without the need to wiring, easy and simple to handle being not easy is made mistakes; 2. sonde configuration is light and handy, without the need to Alternating Current Power Supply, is easy to carry; 3. probe is provided with temperature sensor, measuring tempeature while measurement mud resistivity, conveniently carries out the resistivity conversion under different temperatures; 4. pop one's head in the probe screw thread that is provided with for tightening mud tank, mud tank can follow probe taken away from desktop, measures easy and simple to handle; 5. the measurement mechanism manufacture craft of probe and mud tank is simple, cost-saving; 6. probe and mud tank can single use, avoid because Reusability causes electrode polarization and affect measuring accuracy.In sum, probe interface apparatus structure of the present utility model is light and handy, and easy and simple to handle, measuring accuracy is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the probe interface device that the utility model embodiment provides;
Fig. 2 be the utility model embodiment provide with probe interface device with the use of the structural representation of mud tank;
Fig. 3 is the probe interface device that provides of the utility model embodiment and the mud tank schematic diagram with the use of state.
In figure, Reference numeral corresponds to: 1-probe body, 11-rounding, 2-electrode section, 21-first galvanic electrode, 22-first voltage electrode, 23-second voltage electrode, 24-second galvanic electrode, 3-interface portion, 31-conductive contact blade, 4-threaded portion, 41-first screw thread, 5-mud tank, 51-second screw thread, 6-temperature sensor.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of the utility model protection.
The structural representation of the probe interface device that embodiment 1: Fig. 1 provides for the utility model embodiment, can be clear that in figure that above-mentioned probe interface device comprises interface portion 3 and columniform probe body 1, described interface portion 3 is made up of side by side several conductive contact blades 31, described interface portion 3 is arranged at the top of probe body 1, described probe body 1 comprises is located at the epimere threaded portion of outwardly a week 4 and the electrode section 2 be located at below threaded portion 4 in probe body 1, described threaded portion 4 is provided with the first screw thread 41 matched with the second screw thread 51 inside mud tank 5 tank mouth, described electrode section 2 is provided with the galvanic electrode for obtaining mud electric current and measures the voltage electrode of mud voltage, described galvanic electrode is connected from different conductive contact blades 31 respectively by wire with voltage electrode.
The first screw thread 41 on described threaded portion 4 protrudes, accordingly, second screw thread of mud tank 5 tank mouth is the depression screw thread matched with the first screw thread 41, when stretching into when probe body 1 in the mud to be measured in mud tank 5, mud tank 5 can be made to follow probe body 1 taken away from desktop by threaded together.
Preferably, described galvanic electrode comprises the first galvanic electrode 21 and the second galvanic electrode 24 of ring-type, voltage electrode comprises the first voltage electrode 22 and the second voltage electrode 23 of ring-type, the first galvanic electrode 21 is provided with successively from the upper end of electrode section 2 to lower end, first voltage electrode 22, second voltage electrode 23 and the second galvanic electrode 24, four electrodes are parallel to each other, a certain distance is provided with between described first voltage electrode 22 and the second voltage electrode 23, the electric field of two electrodes can not be influenced each other, the width of any two electrodes is identical, any one electrode is close to described probe body 1 outside surface and is rounded, electromotive force in the mud of energising is uniformly distributed.
In the present embodiment, the internal diameter of mud tank 5 is preferably 20mm, the circle diameter that any one electrode is coiled into is preferably 6mm, spacing between described first voltage electrode 22 and the second voltage electrode 23 is preferably 30mm, spacing between described first galvanic electrode 21 and the first voltage electrode 22 is preferably 10mm, and the spacing between described second voltage electrode 23 and the second galvanic electrode 24 is preferably 10mm.
Alternatively, described electrode section 2 is provided with temperature sensor 6 between first voltage electrode 22 and the second voltage electrode 23, and the two ends of described temperature sensor 6 are connected with two conductive contact blades 31 by wire.
Particularly, the pros and cons of described interface portion 3 is equipped with and is no less than 6 conductive contact blades 31, wherein have four conductive contact blades 31 respectively with an Electrode connection, two other conductive contact blade 31 is connected with temperature sensor 6.
Particularly, described threaded portion 4 and the spacing of probe body 1 lower end are less than the degree of depth of mud tank 5, and probe body 1 lower surface is circumferentially provided with rounding 11, inserts to reduce probe body 1 resistance be subject in sludge process.
The structural representation of the probe interface device that embodiment 2: Fig. 1 provides for the utility model embodiment, can be clear that in figure that above-mentioned probe interface device comprises interface portion 3 and columniform probe body 1, described interface portion 3 is made up of side by side several conductive contact blades 31, described interface portion 3 is arranged at the top of probe body 1, described probe body 1 comprises is located at the epimere threaded portion of outwardly a week 4 and the electrode section 2 be located at below threaded portion 4 in probe body 1, described threaded portion 4 is provided with the first screw thread 41 matched with the second screw thread 51 inside mud tank 5 tank mouth, described electrode section 2 is provided with the galvanic electrode for obtaining mud electric current and measures the voltage electrode of mud voltage, described galvanic electrode is connected from different conductive contact blades 31 respectively by wire with voltage electrode.
The first screw thread 41 on described threaded portion 4 protrudes, accordingly, second screw thread of mud tank 5 tank mouth is the depression screw thread matched with the first screw thread 41, when stretching into when probe body 1 in the mud to be measured in mud tank 5, mud tank 5 can be made to follow probe body 1 taken away from desktop by threaded together.
Preferably, described galvanic electrode comprises the first galvanic electrode 21 and the second galvanic electrode 24 of ring-type, voltage electrode comprises the first voltage electrode 22 and the second voltage electrode 23 of ring-type, the first galvanic electrode 21 is provided with successively from the upper end of electrode section 2 to lower end, first voltage electrode 22, second voltage electrode 23 and the second galvanic electrode 24, four electrodes are parallel to each other, a certain distance is provided with between described first voltage electrode 22 and the second voltage electrode 23, the electric field of two electrodes can not be influenced each other, the width of any two electrodes is identical, any one electrode is close to described probe body 1 outside surface and is rounded, electromotive force in the mud of energising is uniformly distributed.
In the present embodiment, the internal diameter of mud tank 5 is preferably 35mm, the circle diameter that any one electrode is coiled into is preferably 11mm, spacing between described first voltage electrode 22 and the second voltage electrode 23 is preferably 45mm, spacing between described first galvanic electrode 21 and the first voltage electrode 22 is preferably 12mm, and the spacing between described second voltage electrode 23 and the second galvanic electrode 24 is preferably 12mm.
Alternatively, described electrode section 2 is provided with temperature sensor 6 between first voltage electrode 22 and the second voltage electrode 23, and the two ends of described temperature sensor 6 are connected with two conductive contact blades 31 by wire.
Particularly, the pros and cons of described interface portion 3 is equipped with and is no less than 6 conductive contact blades 31, wherein have four conductive contact blades 31 respectively with an Electrode connection, two other conductive contact blade 31 is connected with temperature sensor 6.
Particularly, described threaded portion 4 and the spacing of probe body 1 lower end are less than the degree of depth of mud tank 5, and probe body 1 lower surface is circumferentially provided with rounding 11, inserts to reduce probe body 1 resistance be subject in sludge process.
The structural representation of the probe interface device that embodiment 3: Fig. 1 provides for the utility model embodiment, can be clear that in figure that above-mentioned probe interface device comprises interface portion 3 and columniform probe body 1, described interface portion 3 is made up of side by side several conductive contact blades 31, described interface portion 3 is arranged at the top of probe body 1, described probe body 1 comprises is located at the epimere threaded portion of outwardly a week 4 and the electrode section 2 be located at below threaded portion 4 in probe body 1, described threaded portion 4 is provided with the first screw thread 41 matched with the second screw thread 51 inside mud tank 5 tank mouth, described electrode section 2 is provided with the galvanic electrode for obtaining mud electric current and measures the voltage electrode of mud voltage, described galvanic electrode is connected from different conductive contact blades 31 respectively by wire with voltage electrode.
The first screw thread 41 on described threaded portion 4 protrudes, accordingly, second screw thread of mud tank 5 tank mouth is the depression screw thread matched with the first screw thread 41, when stretching into when probe body 1 in the mud to be measured in mud tank 5, mud tank 5 can be made to follow probe body 1 taken away from desktop by threaded together.
Preferably, described galvanic electrode comprises the first galvanic electrode 21 and the second galvanic electrode 24 of ring-type, voltage electrode comprises the first voltage electrode 22 and the second voltage electrode 23 of ring-type, the first galvanic electrode 21 is provided with successively from the upper end of electrode section 2 to lower end, first voltage electrode 22, second voltage electrode 23 and the second galvanic electrode 24, four electrodes are parallel to each other, a certain distance is provided with between described first voltage electrode 22 and the second voltage electrode 23, the electric field of two electrodes can not be influenced each other, the width of any two electrodes is identical, any one electrode is close to described probe body 1 outside surface and is rounded, electromotive force in the mud of energising is uniformly distributed.
In the present embodiment, the internal diameter of mud tank 5 is preferably 15mm, the circle diameter that any one electrode is coiled into is preferably 5mm, spacing between described first voltage electrode 22 and the second voltage electrode 23 is preferably 25mm, spacing between described first galvanic electrode 21 and the first voltage electrode 22 is preferably 8mm, and the spacing between described second voltage electrode 23 and the second galvanic electrode 24 is preferably 8mm.
Alternatively, described electrode section 2 is provided with temperature sensor 6 between first voltage electrode 22 and the second voltage electrode 23, and the two ends of described temperature sensor 6 are connected with two conductive contact blades 31 by wire.
Particularly, the pros and cons of described interface portion 3 is equipped with and is no less than 6 conductive contact blades 31, wherein have four conductive contact blades 31 respectively with an Electrode connection, two other conductive contact blade 31 is connected with temperature sensor 6.
Particularly, described threaded portion 4 and the spacing of probe body 1 lower end are less than the degree of depth of mud tank 5, and probe body 1 lower surface is circumferentially provided with rounding 11, inserts to reduce probe body 1 resistance be subject in sludge process.
Probe interface apparatus structure of the present utility model is lightly easy to carry, measuring accuracy is high, and has the handset of the fixture that can clamp metal contact piece with the use of can measure mud resistivity and real time temperature, operation capable of being taken away from desktop simultaneously, simple and convenient, measurement mechanism manufacture craft is simply cost-saving.
Above disclosedly be only several preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (8)
1. a probe interface device, it is characterized in that, comprise interface portion (3) and columniform probe body (1), described interface portion (3) is made up of side by side several conductive contact blades (31), described interface portion (3) is arranged at the top of probe body (1), described probe body (1) comprises the electrode section (2) be located at the middle epimere threaded portion of outwardly a week (4) of probe body (1) and be located at below, threaded portion (4), described threaded portion (4) is provided with the first screw thread (41) matched with the second screw thread (51) inside mud tank (5) tank mouth, described electrode section (2) is provided with the galvanic electrode for obtaining mud electric current and measures the voltage electrode of mud voltage, described galvanic electrode is connected from different conductive contact blade (31) respectively by wire with voltage electrode.
2. probe interface device as claimed in claim 1, it is characterized in that, described galvanic electrode comprises the first galvanic electrode (21) and second galvanic electrode (24) of ring-type, voltage electrode comprises the first voltage electrode (22) and second voltage electrode (23) of ring-type, the first galvanic electrode (21) is provided with successively to lower end from the upper end of electrode section (2), first voltage electrode (22), second voltage electrode (23) and the second galvanic electrode (24), a certain distance is provided with between described first voltage electrode (22) and the second voltage electrode (23), the width of any two electrodes is identical, any one electrode is close to described probe body (1) outside surface and is rounded.
3. probe interface device as claimed in claim 2, is characterized in that, the spacing range between described first voltage electrode (22) and the second voltage electrode (23) is 4-6 times of the cross section circular diameter of electrode section (2).
4. probe interface device as claimed in claim 2, it is characterized in that, be provided with temperature sensor (6) between upper first voltage electrode (22) of described electrode section (2) and the second voltage electrode (23), the two ends of described temperature sensor (6) are connected with two conductive contact blades (31) by wire.
5. probe interface device as claimed in claim 1, it is characterized in that, the cross section circular diameter of described electrode section (2) is no more than 1/3rd of mud tank (5) internal diameter.
6. probe interface device as claimed in claim 4, it is characterized in that, the pros and cons of described interface portion (3) is equipped with and is no less than 6 conductive contact blades (31).
7. probe interface device as claimed in claim 2, it is characterized in that, described threaded portion (4) is less than the degree of depth of mud tank (5) with the spacing of probe body (1) lower end, and probe body (1) lower surface is circumferentially provided with rounding (11).
8. as the probe interface device in claim 1-7 as described in any one, it is characterized in that, the inside diameter ranges of described mud tank (5) is 15-30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663613.9U CN204302381U (en) | 2014-11-07 | 2014-11-07 | A kind of probe interface device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663613.9U CN204302381U (en) | 2014-11-07 | 2014-11-07 | A kind of probe interface device |
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| Publication Number | Publication Date |
|---|---|
| CN204302381U true CN204302381U (en) | 2015-04-29 |
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| CN201420663613.9U Expired - Fee Related CN204302381U (en) | 2014-11-07 | 2014-11-07 | A kind of probe interface device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104459325A (en) * | 2014-11-07 | 2015-03-25 | 贝兹维仪器(苏州)有限公司 | Probe interface device |
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2014
- 2014-11-07 CN CN201420663613.9U patent/CN204302381U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104459325A (en) * | 2014-11-07 | 2015-03-25 | 贝兹维仪器(苏州)有限公司 | Probe interface device |
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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: 20150429 Termination date: 20201107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |