CN204359864U - A kind of syndeton of resistivity measuring instrument - Google Patents
A kind of syndeton of resistivity measuring instrument Download PDFInfo
- Publication number
- CN204359864U CN204359864U CN201420656848.5U CN201420656848U CN204359864U CN 204359864 U CN204359864 U CN 204359864U CN 201420656848 U CN201420656848 U CN 201420656848U CN 204359864 U CN204359864 U CN 204359864U
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- stitch
- usb
- usb interface
- usb joint
- joint
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Abstract
The utility model relates to a kind of syndeton of resistivity measuring instrument, and resistivity measuring instrument comprises measuring sonde and hand-held device, has circuit board in hand-held device, and described measuring sonde and described circuit board are connected to form complete metering circuit by USB; Measuring sonde is provided with USB joint, hand-held device is provided with USB interface, described USB joint and interface respectively have 9 stitch, described joint stitch and interface pin by number one_to_one corresponding are connected, can the function downloaded of the measurement of realizing circuit break-make, temperature survey, resistivity measurement and code by 9 stitch of USB interface.The resistivity measuring instrument of complexity, by providing a kind of syndeton of resistivity measuring instrument, is divided into the two parts that can carry out communication, thus significantly reduces the volume of resistivity measurement instrument, improve instrument portability by the utility model by structure; USB interface plug and play, wiring that need not be numerous and diverse, the convenience USB interface significantly increasing measurement is connected with the earth terminal of two in internal circuit board, avoids circuit interference.
Description
Technical field
The utility model relates to resistivity test device technical field, especially a kind of syndeton of resistivity measuring instrument.
Background technology
Mud resistivity is the important parameter in well logging interpretation, and existing mud resistivity measuring instrument is bulky ground survey instrument, measures inconvenience, cannot meet the on-the-spot needs that present hole condition becomes increasingly complex.Preliminary work before measurement is more and wiring requirement is higher, for survey crew brings heavy burden.
In addition, existing mud resistivity measuring instrument adopts body structure, and internal circuit part takies larger space, and needs to take special parking space; Meanwhile, do not possess data transmission and thermometric function, thus limit the usable range of instrument.
Utility model content
For this reason, the resistivity measuring instrument of complexity is divided into the two parts that can carry out connecting by the USB interface with versatility by the utility model by structure, provide a kind of syndeton of resistivity measuring instrument, use this syndeton can reduce the volume of resistivity measuring instrument, resistivity measuring instrument was both had simple to operate, advantage applied widely, realizes again data transmission and thermometric function simultaneously.
The technical scheme that the utility model solves the problems of the technologies described above is as follows:
The utility model provides a kind of syndeton of resistivity measuring instrument, and resistivity measuring instrument comprises measuring sonde and hand-held device, has circuit board in hand-held device, and described measuring sonde is connected by USB with described circuit board; Described measuring sonde is provided with USB joint, and described hand-held device is provided with USB interface, and described USB joint and interface respectively have 9 stitch, and described joint stitch and interface pin by number one_to_one corresponding are connected; Measuring sonde is inserted liquid storage can be measured, make immersion to be measured not have four electrodes in measuring sonde, after the USB joint of measuring sonde being inserted the USB interface of hand-held device, handset circuit plate, measuring sonde and liquid to be measured form close access;
Described USB interface has 9 stitch, and USB interface is connected with master chip with electrical current module, voltage acquisition module, temperature-measuring module in the circuit board of hand-held device by described 9 stitch;
Described USB joint has 9 stitch, and USB joint is connected with four electrodes with the temperature sensor of described measuring sonde by described 9 stitch, and described four electrodes are upper galvanic electrode, lower galvanic electrode, upper voltage electrode and lower voltage electrode;
Described temperature-measuring module has voltage end and earth terminal, two stitch of USB interface are connected with earth terminal with described voltage end respectively, accordingly, two stitch in USB joint are connected with temperature sensor two ends respectively, after USB joint inserts USB interface, temperature sensor one end is connected with earth terminal;
Described voltage acquisition module has voltage end and earth terminal, two stitch of USB interface are connected with earth terminal with described voltage end respectively, accordingly, two stitch in USB joint are connected with lower voltage electrode with upper voltage electrode respectively, after USB joint inserts USB interface, upper voltage electrode or lower voltage electrode are connected with earth terminal.
Preferably, two stitch are had to be vacant in described USB joint.
Preferably, have two stitch parallel connections in described USB joint, described two stitch all form connected relation with temperature sensor one end, and accordingly, two stitch in USB joint are connected with master chip with temperature-measuring module earth terminal respectively.
Preferably, USB joint is inserted after USB interface, in parallel and two stitch be connected with temperature sensor one end and circuit board form on off test circuit in described USB joint.
Preferably, the stitch that two vacant with USB joint in described USB interface stitch are corresponding is connected with master chip.
Preferably, described USB interface is connected with downloader, connects computer carry out master chip system update by downloader; Described downloader has USB joint and is connected with described USB interface and carries out data transmission.
Preferably, described USB interface is connected with described USB joint and can carries out connecting and disconnecting of the circuit test, temperature survey and resistivity measurement.
The beneficial effects of the utility model are:
(1) by a kind of syndeton of resistivity measuring instrument, the resistivity measuring instrument of complexity is divided into the two parts that can carry out communication by structure, thus significantly reduces the volume of resistivity measurement instrument, improve instrument portability; Adopt USB interface to carry out the connection of measuring sonde and circuit board, USB interface plug and play, wiring that need not be numerous and diverse, significantly increases the convenience of measurement; USB interface is connected with the earth terminal of two in internal circuit board, avoids circuit interference; USB interface has versatility, the utility model not only can coordinate with the measurement mechanism with USB joint realize resistivity measurement, temperature survey, break-make measure, can also the function downloaded of code, interface is simple, powerful.
Accompanying drawing explanation
Fig. 1 is the logical schematic of syndeton joint;
Fig. 2 is the logical schematic of syndeton interface.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail.
In embodiment 1, a kind of syndeton of resistivity measuring instrument, resistivity measuring instrument comprises measuring sonde and hand-held device, has circuit board in hand-held device, and described measuring sonde is connected by USB with described circuit board; Described measuring sonde is provided with USB joint, and described hand-held device is provided with USB interface, and described USB joint and interface respectively have 9 stitch, and described joint stitch and interface pin by number one_to_one corresponding are connected; Measuring sonde is inserted liquid storage can be measured, make immersion to be measured not have four electrodes in measuring sonde, after the USB joint of measuring sonde being inserted the USB interface of hand-held device, handset circuit plate, measuring sonde and liquid to be measured form close access;
Described USB interface has 9 stitch, and USB interface is connected with master chip with electrical current module, voltage acquisition module, temperature-measuring module in the circuit board of hand-held device by described 9 stitch;
Described USB joint has 9 stitch, and USB joint is connected with four electrodes with the temperature sensor of described measuring sonde by described 9 stitch, and described four electrodes are upper galvanic electrode, lower galvanic electrode, upper voltage electrode and lower voltage electrode;
As shown in Figure 1, described upper galvanic electrode, lower galvanic electrode are connected with stitch 4 with the stitch 5 of USB joint respectively, upper voltage electrode is connected with stitch 8 with the stitch 6 of USB joint respectively with lower voltage electrode, described temperature sensor two ends are connected with stitch 2 with USB joint stitch 3, the stitch 7 of described USB joint and stitch 2 parallel connection, stitch 1 and the stitch 9 of described USB joint are vacant.
As shown in Figure 2, in described USB interface, stitch 5 and stitch 4 are connected with electrical current module both positive and negative polarity in circuit board respectively, and in described interface pin 6 circuit board, voltage acquisition module voltage end is connected, and described interface pin 8 is connected with voltage acquisition module earth terminal; Described interface pin 3 is connected with temperature-measuring module voltage end, and interface pin 2 and temperature-measuring module are held electrical ground and be connected; Described stitch 7, stitch 1 are all connected with master chip in circuit board with stitch 9.
After USB joint inserts USB interface, stitch 7 and stitch 2 form on off test circuit with circuit board.
Preferably, described USB interface is connected with downloader, connects computer carry out master chip system update by downloader; Described downloader has USB joint and is connected with described USB interface and carries out data transmission.
Preferably, described USB interface is connected with described USB joint and can carries out connecting and disconnecting of the circuit test, temperature survey and resistivity measurement.
Above disclosedly be only a kind of preferred embodiment of the 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 (7)
1. a syndeton for resistivity measuring instrument, is characterized in that, resistivity measuring instrument comprises measuring sonde and hand-held device, has circuit board in hand-held device, and described measuring sonde is connected by USB with described circuit board; Described measuring sonde is provided with USB joint, and described hand-held device is provided with USB interface, and described USB joint and interface respectively have 9 stitch, and described joint stitch and interface pin by number one_to_one corresponding are connected; Measuring sonde is inserted liquid storage can be measured, make immersion to be measured not have four electrodes in measuring sonde, after the USB joint of measuring sonde being inserted the USB interface of hand-held device, handset circuit plate, measuring sonde and liquid to be measured form close access;
Described USB interface has 9 stitch, and USB interface is connected with master chip with electrical current module, voltage acquisition module, temperature-measuring module in the circuit board of hand-held device by described 9 stitch;
Described USB joint has 9 stitch, and USB joint is connected with four electrodes with the temperature sensor of described measuring sonde by described 9 stitch, and described four electrodes are upper galvanic electrode, lower galvanic electrode, upper voltage electrode and lower voltage electrode;
Described temperature-measuring module has voltage end and earth terminal, two stitch of USB interface are connected with earth terminal with described voltage end respectively, accordingly, two stitch in USB joint are connected with temperature sensor two ends respectively, after USB joint inserts USB interface, temperature sensor one end is connected with earth terminal;
Described voltage acquisition module has voltage end and earth terminal, two stitch of USB interface are connected with earth terminal with described voltage end respectively, accordingly, two stitch in USB joint are connected with lower voltage electrode with upper voltage electrode respectively, after USB joint inserts USB interface, upper voltage electrode or lower voltage electrode are connected with earth terminal.
2. the syndeton of a kind of resistivity measuring instrument according to claim 1, is characterized in that, has two stitch to be vacant in described USB joint.
3. the syndeton of a kind of resistivity measuring instrument according to claim 2, it is characterized in that, two stitch parallel connections are had in described USB joint, described two stitch all form connected relation with temperature sensor one end, accordingly, two stitch in USB joint are connected with master chip with temperature-measuring module earth terminal respectively.
4. the syndeton of a kind of resistivity measuring instrument according to claim 3, it is characterized in that, USB joint is inserted after USB interface, in parallel and two stitch be connected with temperature sensor one end and circuit board form on off test circuit in described USB joint.
5. according to the syndeton of a kind of resistivity measuring instrument in claim 2-4 described in any one, it is characterized in that, the stitch that two stitch vacant with USB joint in described USB interface are corresponding is connected with master chip.
6. the syndeton of a kind of resistivity measuring instrument according to claim 5, is characterized in that, described USB interface is connected with downloader, connects computer carry out master chip system update by downloader; Described downloader has USB joint and is connected with described USB interface and carries out data transmission.
7. the syndeton of a kind of resistivity measuring instrument according to claim 6, is characterized in that, described USB interface is connected with described USB joint can carry out connecting and disconnecting of the circuit test, temperature survey and resistivity measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656848.5U CN204359864U (en) | 2014-11-05 | 2014-11-05 | A kind of syndeton of resistivity measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656848.5U CN204359864U (en) | 2014-11-05 | 2014-11-05 | A kind of syndeton of resistivity measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204359864U true CN204359864U (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420656848.5U Expired - Fee Related CN204359864U (en) | 2014-11-05 | 2014-11-05 | A kind of syndeton of resistivity measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204359864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104407219A (en) * | 2014-11-05 | 2015-03-11 | 贝兹维仪器(苏州)有限公司 | Connection structure of resistivity measuring instrument |
-
2014
- 2014-11-05 CN CN201420656848.5U patent/CN204359864U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104407219A (en) * | 2014-11-05 | 2015-03-11 | 贝兹维仪器(苏州)有限公司 | Connection structure of resistivity measuring instrument |
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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: 20150527 Termination date: 20201105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |