CN201417146Y - Digital direction finder - Google Patents
Digital direction finder Download PDFInfo
- Publication number
- CN201417146Y CN201417146Y CN2009201087238U CN200920108723U CN201417146Y CN 201417146 Y CN201417146 Y CN 201417146Y CN 2009201087238 U CN2009201087238 U CN 2009201087238U CN 200920108723 U CN200920108723 U CN 200920108723U CN 201417146 Y CN201417146 Y CN 201417146Y
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- Prior art keywords
- compass
- protection cylinder
- protection tube
- end cover
- control circuit
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- Expired - Fee Related
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Abstract
A digital direction finder is characterized in that an electronic compass is fixed at a compass fixed end through a compass fixed leg; the compass fixed leg and the compass fixed end are in threaded connection; the compass fixed end is in threaded connection with a main part; one end of the main part is connected with a control circuit, and the other end thereof is in threaded connection with a battery housing; the battery housing is in threaded connection with the rear end cover of the battery housing; a battery pack is mounted inside the battery housing; the compass fixed end is connected with the front end cover of a protection cylinder; the front end cover of the protection cylinder is in threaded connection with the protection cylinder; the protection cylinder is in threaded connection with the rear end cover of the protection cylinder; the front end cover of the protection cylinder, the protection cylinder and the rear end cover of the protection cylinder constitute a round protection structure; and the control circuit comprises a microprocessor, a memorizer, a display screen, buttons, a 232 chip and a linearity manostat, wherein, the microprocessor is communicated with the electronic compass via the 232 chip, and a switch is arranged at the front end of the control circuit. The utility model adopts the electronic compass and the microprocessor which have the advantages of high precision and strong self calibration capability, so that the testing result is accurate; the monitoring precision is high; and the testing process is intelligentized.
Description
Technical field
The utility model relates to a kind of surveying instrument, particularly relates to a kind of digital orientor that is applied to industry water power hydraulic fracturing geostress surveys such as colliery, earthquake, geology, metallurgy, oil, belongs to the surveying instrument technical field.
Background technology
For Geological Engineering being carried out scientific and reasonable excavation design and construction, just must fully investigate the various factors that influences engineering stability.In many factors that influences rock mass excavation project stability, the size and Orientation of terrestrial stress is one of the most basic most important factor, the hydraulic fracturing geostress survey is a kind of main method of carrying out the deep geostress survey at present, be widely used in industries such as colliery, earthquake, geology, metallurgy, oil and water power, this method need not to know that the mechanics parameter of rock just can obtain the size and Orientation of terrestrial stress in the rock mass, have easy and simple to handle, can carry out continuously or repeated test, characteristics such as measuring speed is fast, measured value is reliable and stable in any degree of depth.In the hydrofracturing geostress survey, the direction of interpretation horizontal principal stress, more use die device, the die device is at its coated outside one deck plasticity rubber or similar material, the die device is sent into the hydrofracturing position of down-hole together with pressure pipeline, then die is added compression swelling, all joint fissures all are imprinted on the die device on the wall of a borehole so that make, this impression can keep the enough time, notes so that carry after aboveground.Orientor is equipped with in die device top, can determine die device baseline fix.Hydraulic fracturing geostress survey at present determines that base direction uses pointer orientor, when on the die device, printing off the impression that breaks, expose by timer, the pointer image is being washed on the printing paper, measure angle on the printing paper washing, determine the angle of the baseline and the arctic, the defective that adopts pointer orientor and die device to be used existence is that measuring accuracy is low, measuring process is loaded down with trivial details, and the poor reliability of pointer orientor.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, and a kind of have measuring accuracy height, digitizing demonstration, operating procedure simple numerical orientor are provided.
Digital orientor of the present utility model is achieved through the following technical solutions:
A kind of digital orientor; comprise electronic compass; described electronic compass is fixed on the compass stiff end by the compass fixed leg; described compass fixed leg is threaded with the compass stiff end; described compass stiff end is threaded with main part; described main part one end is connected with control circuit; the other end is threaded with the battery tube; described battery tube is threaded with battery tube rear end lid; electric battery is equipped with in described battery tube inside; described electric battery is powered to control circuit; described compass stiff end connects protection tube front end end cover; described protection tube front end end cover is threaded with the protection tube; described protection tube is threaded with protection tube rear end lid, described protection tube front end end cover; protection tube and protection tube rear end lid constitute the protection structure of a circle.
Described control circuit comprises microprocessor, described microprocessor respectively with storer, display screen, button, 232 chips and linear voltage regulator are connected, described microprocessor also is connected with the electronic compass communication by 232 chips, the signal of electronic compass is transferred on the control circuit, described control circuit front end is provided with switch, the switching and the power supply of described switch control The whole control circuit, linear voltage regulator reduces 5V to the DC voltage of electric battery and gives microprocessor, data-carrier store, 232 chips, display screen, the electronic compass power supply, microprocessor reads the result and the treatment conversion data of electronic compass output, by the display screen video data, when the display device of far-end is connected to control circuit by the output display interface, to be presented on the display screen through the data after the microprocessor processes, monitoring technology personnel can obtain displacement data according to the coefficient of data presented displacement calculating transmitter.
Button comprises two, and one of them is for the time-delay button, another be display button, and time-delay is preserved data after the time-delay, the data that display button control demonstration has been preserved by key control.
Digital orientor of the present utility model mainly is used in the base direction of measuring the die device in the hydraulic fracturing geostress survey, and digital orientor is measured the angle of the baseline and the arctic automatically, preserves data within the predetermined time automatically, shows the angle of baseline.
In hydrofracturing geostress survey process, at first use hydraulic oil pressure break intact rock section, obtain the pressure break curve of re-opening, die is determined the rock burst direction in the die process then, digital orientor is measured the direction of die device baseline.
Digital orientor of the present utility model has following advantage with respect to prior art:
1, the utility model adopts electronic compass to carry out DATA REASONING, and electronic compass has the precision height, and the strong advantage of self calibration ability has guaranteed precision of test result.
2, the utility model adopts microprocessor as core circuit, handles and analyzes by rapid data, has guaranteed the degree of accuracy of monitoring, has reduced error to greatest extent.
3, the utility model adopts microprocessor as core circuit, makes test process intellectuality, monitoring result digitizing, has improved the reliability of test data greatly.
4, the utility model is simple in structure, and is easy to use, simplifies test process.
Description of drawings
Fig. 1 is a digital orientor structural representation of the present utility model;
Fig. 2 is a digital orientor circuit board synoptic diagram of the present utility model.
Embodiment
Understand the technical solution of the utility model for one of ordinary skill in the art can be known, now reach accompanying drawing in conjunction with the embodiments the technical solution of the utility model is described further:
A kind of digital orientor; as shown in Figure 1; comprise electronic compass 10; electronic compass 10 is fixed on the compass stiff end 8 by compass fixed leg 9; compass fixed leg 9 is threaded with compass stiff end 8; compass stiff end 8 is threaded with main part 6; main part 6 one ends are connected with control circuit 7; the other end is threaded with battery tube 5; battery tube 5 is threaded with battery tube rear end lid 3; electric battery 4 is equipped with in battery tube 5 inside; compass stiff end 8 connects protection tube front end end cover 11; protection tube front end end cover 11 is threaded with protection tube 2; protection tube 2 is threaded with protection tube rear end lid 1, protection tube front end end cover 11; protection tube 2 and protection tube rear end lid 1 constitute the protection structure of a circle.
Further, control circuit 7 comprises microprocessor 71, microprocessor 71 is connected with storer 73, display screen 74, button 75,232 chips 76 and linear voltage regulator 77 respectively, and microprocessor 71 also is connected with electronic compass 10 communications by 232 chips 76, and control circuit 7 front ends are provided with switch 72.
The concrete course of work: in hydrofracturing geostress survey process; at first use hydraulic oil pressure break intact rock section; obtain the pressure break curve of re-opening; die is determined the rock burst direction in the die process then, and digital orientor is measured the direction of die device baseline; concrete using method is as follows: main part 6; control circuit 7, compass stiff end 8, compass fixed leg 9; protection tube front end end cover 11 connects as a whole; electric battery 4 is put into battery tube 5, electric battery 4 is connected with control circuit 7, open the switch 72 of control circuit 7 then; after display screen 74 shows normally; press time-delay button 702, will protect tube front end end cover 11 to connect protection tube 2, send into digital orientor and die device (not shown) in the boring together; begin to pressurize to the die device; pressure is not less than the pressure of re-opening of rock, keep-ups pressure at official hour, lays down the pressure of die device; take out die device and digital orientor; take out protection tube front end end cover 11, press display button 701, display screen 74 can show die device base direction.The utility model is used in combination with the die device of prior art, adopt electronic compass 10 to carry out DATA REASONING, because electronic compass 10 has the precision height, the strong advantage of self calibration ability, guaranteed precision of test result, and the utility model adopts microprocessor 71 as core circuit, handle and analyze by rapid data, guaranteed the degree of accuracy of monitoring, reduced error to greatest extent, make test process intellectuality, monitoring result digitizing simultaneously, improved the reliability of test data greatly.
Claims (2)
1; a kind of digital orientor; comprise electronic compass (10); it is characterized in that; described electronic compass (10) is fixed on the compass stiff end (8) by compass fixed leg (9); described compass fixed leg (9) is threaded with compass stiff end (8); described compass stiff end (8) is threaded with main part (6); described main part (6) one ends are connected with control circuit (7); the other end is threaded with battery tube (5); described battery tube (5) is threaded with battery tube rear end lid (3); electric battery (4) is equipped with in described battery tube (5) inside; described compass stiff end (8) connects protection tube front end end cover (11); described protection tube front end end cover (11) is threaded with protection tube (2); described protection tube (2) is threaded with protection tube rear end lid (1), described protection tube front end end cover (11); protection tube (2) and protection tube rear end lid (1) constitute the protection structure of a circle.
2, digital orientor according to claim 1, it is characterized in that, described control circuit (7) comprises microprocessor (71), described microprocessor (71) is connected with storer (73), display screen (74), button (75), 232 chips (76) and linear voltage regulator (77) respectively, described microprocessor (71) also is connected with electronic compass (10) communication by 232 chips (76), and described control circuit (7) front end is provided with switch (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201087238U CN201417146Y (en) | 2009-06-05 | 2009-06-05 | Digital direction finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201087238U CN201417146Y (en) | 2009-06-05 | 2009-06-05 | Digital direction finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201417146Y true CN201417146Y (en) | 2010-03-03 |
Family
ID=41793569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201087238U Expired - Fee Related CN201417146Y (en) | 2009-06-05 | 2009-06-05 | Digital direction finder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201417146Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589755A (en) * | 2012-01-17 | 2012-07-18 | 天地科技股份有限公司 | Direction-finding system of three-way stressometer for testing rock stress |
| CN105178938A (en) * | 2015-07-28 | 2015-12-23 | 长江水利委员会长江科学院 | Time-limit-free orienting device and method adopting super-deep drilling and hydraulic fracturing for rock cracks |
| CN105203071A (en) * | 2014-06-24 | 2015-12-30 | 中国地震局地壳应力研究所 | Direction finding device and direction finding method used for geostress survey |
| CN115219337A (en) * | 2022-05-27 | 2022-10-21 | 湘潭大学 | Impression system suitable for hydrofracturing ground stress measurement |
-
2009
- 2009-06-05 CN CN2009201087238U patent/CN201417146Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589755A (en) * | 2012-01-17 | 2012-07-18 | 天地科技股份有限公司 | Direction-finding system of three-way stressometer for testing rock stress |
| CN102589755B (en) * | 2012-01-17 | 2013-09-25 | 天地科技股份有限公司 | Direction-finding system of three-way stressometer for testing rock stress |
| CN105203071A (en) * | 2014-06-24 | 2015-12-30 | 中国地震局地壳应力研究所 | Direction finding device and direction finding method used for geostress survey |
| CN105203071B (en) * | 2014-06-24 | 2018-04-20 | 中国地震局地壳应力研究所 | A kind of direction-finding device and direction-finding method for geostress survey |
| CN105178938A (en) * | 2015-07-28 | 2015-12-23 | 长江水利委员会长江科学院 | Time-limit-free orienting device and method adopting super-deep drilling and hydraulic fracturing for rock cracks |
| CN105178938B (en) * | 2015-07-28 | 2018-05-01 | 长江水利委员会长江科学院 | Extra-deep hole drilling hydraulic fracturing rock masses fracturing stitches without time limit orienting device and method |
| CN115219337A (en) * | 2022-05-27 | 2022-10-21 | 湘潭大学 | Impression system suitable for hydrofracturing ground stress measurement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100303 Termination date: 20140605 |