CN203463009U - Working condition detection system of adjustable stabilizer - Google Patents
Working condition detection system of adjustable stabilizer Download PDFInfo
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- CN203463009U CN203463009U CN201320521946.3U CN201320521946U CN203463009U CN 203463009 U CN203463009 U CN 203463009U CN 201320521946 U CN201320521946 U CN 201320521946U CN 203463009 U CN203463009 U CN 203463009U
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- piston
- wireless drilling
- drilling inclinometers
- variable gauge
- hall device
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Abstract
The embodiment of the utility model discloses a working condition detection system of an adjustable stabilizer, relates to the field of drilling technology, and solves the problem that the working condition of the adjustable stabilizer cannot be accurately judged in the prior art. In the system, magnetic steel is arranged at the position of a piston of the adjustable stabilizer, and moves together with the piston; and the working condition detection system comprises a detector used for detecting whether the piston enters an appointed area in real time, a signal acquiring device used for acquiring position information of the piston and sending the position information to a piston position signal transmitter, and a ground receiving device used for receiving the piston position information and judging and displaying the working condition of the adjustable stabilizer. The working condition detection system is mainly used for detecting the working condition of the adjustable stabilizer.
Description
Technical field
The utility model relates to drilling technology field, relates in particular to a kind of duty detection system of variable gauge stabilizer.
Background technology
Variable gauge stabilizer, for controlling the hole angle of well, by adjusting the size of stabilizer, changes the hole deviation size of down-hole equipment during use, reaches the object of increasing hole angle, drop angle, hold angle, thereby controls more exactly the hole angle of well.
Variable gauge stabilizer is provided with plunger, different with respect to the position of external diameter according to plunger, the variable gauge stabilizer three kinds of duties that flush, stretch out and retract.The duty of variable gauge stabilizer is along with termination of pumping, turn on pump operation constantly change.Conventionally, during termination of pumping, variable gauge stabilizer is in retracted mode, each turn on pump, variable gauge stabilizer plunger stretch out and flush between once switch.As, turn on pump-flushing, termination of pumping-retraction, turn on pump-stretching out, termination of pumping-retraction, turn on pump-flushing, termination of pumping-retraction, turn on pump-stretching out, and so forth.
In order to grasp the hole deviation situation of down-hole equipment, operating personnel need to record the duty of variable gauge stabilizer.At present, can by analyzing drill string force value and termination of pumping, turn on pump number of times, determine the duty of variable gauge stabilizer, process is as follows: first, record drill string at the pressure of a fixed displacement; Then, termination of pumping, turn on pump, be recorded in the new force value under same discharge capacity; Finally, according to force value, change the duty of determining variable gauge stabilizer.
When adopting said method to record variable gauge stabilizer duty, utility model people finds, variable gauge stabilizer duty depends on the drill string force value of measuring at well head, need to split termination of pumping number of times counts simultaneously, if opened, termination of pumping time counting number is disorderly, or well head drill string force value is because being disturbed when inaccurate by borehole instruments, drilling tool etc., and operating personnel just cannot grasp the duty of variable gauge stabilizer.
Utility model content
The purpose of this utility model is to overcome prior art deficiency, and a kind of duty detection system of variable gauge stabilizer is provided, and has solved and can not accurately judge the problem of variable gauge stabilizer duty in prior art.
Technical solution of the present utility model:
A duty detection system for variable gauge stabilizer, the piston place of described variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, comprising:
Sniffer, for adopting piston described in hall device real-time detection whether to enter in appointed area, after detecting described piston and entering in appointed area, sends the triggering signal that gathers described piston position information to wireless drilling inclinometers;
Signal pickup assembly, for receiving after the described triggering signal of described hall device transmission, gathers the positional information of described piston by wireless drilling inclinometers, the described piston position information gathering is sent to piston position signal transmitter;
Signal transmitting apparatus, for the described piston position information receiving system transmission earthward that described wireless drilling inclinometers is sent;
Ground receiving wastewater facility, the described piston position information sending for receiving described piston position signal transmitter, according to piston position information judgement variable gauge stabilizer duty, shows described variable gauge stabilizer duty.
The duty detection system of the variable gauge stabilizer that the utility model embodiment provides: the piston place of variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, adopts piston described in hall device real-time detection; Can adapt to down-hole high temperature, high pressure and thump working environment; After detecting described piston, by wireless drilling inclinometers, gather the positional information of described piston; By ground display device, show described variable gauge stabilizer duty.Can Real-Time Monitoring variable gauge stabilizer duty, show variable gauge stabilizer duty in real time, but also can adapt to severe working environment.
Accompanying drawing explanation
Included accompanying drawing is used to provide the further understanding to the utility model embodiment, and it has formed a part for manual, for illustration embodiment of the present utility model, and comes together to explain principle of the present utility model with text description.Apparently, the accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, is not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structure chart of the duty detection system of the variable gauge stabilizer that Fig. 1 provides for the utility model embodiment;
Fig. 2 is sniffer structure chart in Fig. 1;
Fig. 3 is signal pickup assembly structure chart in Fig. 1;
The flow chart of the working state detecting method of the variable gauge stabilizer that Fig. 4 provides for the utility model embodiment.
The specific embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.In the following description, for explanation, nonrestrictive object, has set forth detail, to help to understand all sidedly the utility model.Yet, it will be apparent to those skilled in the art that also and can in having departed from other embodiment of these details, put into practice the utility model.
At this, it should be noted that, for fear of the details because of unnecessary fuzzy the utility model, only show in the accompanying drawings with according to the closely-related device structure of scheme of the present utility model and/or treatment step, and omitted other details little with the utility model relation.
In order to measure variable gauge stabilizer piston position when the underground work, and measurement result is transferred to ground, the duty of variable gauge stabilizer is provided, the utility model embodiment provides a kind of duty detection system of variable gauge stabilizer, the piston place of described variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, as shown in Figure 1, comprising: sniffer 1, signal pickup assembly 2, signal transmitting apparatus 3, ground receiving wastewater facility 4.
Wherein, sniffer 1, for adopting piston described in hall device real-time detection whether to enter in appointed area, after detecting described piston and entering in appointed area, sends the triggering signal that gathers described piston position information to wireless drilling inclinometers.
Concrete, as shown in Figure 2, sniffer 1 comprises Hall detecting unit 21 and magnet steel 22; Magnet steel is arranged on magnet steel seat 23, and together with combining with the piston 24 of variable gauge stabilizer, the piston 24 that magnet steel is followed variable gauge stabilizer moves together, Hall detecting unit 21 is arranged on the certain position of signal pickup assembly 2, particular location is determined according to actual needs, is not done too much description herein.Near variable gauge stabilizer piston 24 moves to Hall detecting unit 21, Hall detecting unit sends signal to signal pickup assembly.
Concrete, as shown in Figure 3, signal pickup assembly 2 comprises wireless drilling inclinometers 15, resistance to compression Short extension 16, telescopic extendable pipe nipple 17.Resistance to compression Short extension 16 and telescopic extendable pipe nipple 17 are connected to wireless drilling inclinometers 15 by the signal of Hall detecting unit 21.Hall detecting unit 21 relative position with variable gauge stabilizer piston 25 fixing by Short extension 17.Between wireless drilling inclinometers 15, resistance to compression Short extension 16, telescopic extendable pipe nipple 17, by connector, connect, concrete form the utility model embodiment of connector does not limit, and can be various connector well known in the art.
Ground receiving wastewater facility 4, the described piston position information sending for receiving described piston position signal transmitter, according to piston position information judgement variable gauge stabilizer duty, shows described variable gauge stabilizer duty.
Preferably, described wireless drilling inclinometers is arranged in drill collar, and described wireless drilling inclinometers and ground are by adopting the mode of wireless pulses to communicate between ground receiving wastewater facility.
Further preferred; between described hall device alive and described wireless drilling inclinometers, be provided with and be roughly line protective devices cylindraceous; described line protective devices comprise the Short extension of at least one cylindrical structure, and the communications cable between described hall device and described wireless drilling inclinometers passes in the cylinder of described Short extension.
Further preferred; described line protective devices also comprise a cylindrical structure and telescopic Telescopic short piece; one end of described Telescopic short piece is connected with hall device; the other end is connected with described Short extension; the communications cable between described hall device and described wireless drilling inclinometers passes in the cylinder of described Telescopic short piece, and the communications cable between described Telescopic short piece and described Short extension connects by plug-in unit.
Preferably, the work state information that described receiving system converts described terrestrial information to variable gauge stabilizer shows.
Further; described line protective devices also comprise the conversion pipe nipple of a cylindrical structure; one end of described conversion pipe nipple is connected with wireless drilling inclinometers; the other end is connected with described Short extension; the signal that described conversion pipe nipple sends described hall device imports wireless drilling inclinometers into, and the communications cable between described conversion pipe nipple and described Short extension connects by plug-in unit.
The duty detection system of the variable gauge stabilizer that the present embodiment provides: the piston place of variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, adopts piston described in hall device real-time detection; Can adapt to down-hole high temperature, high pressure and thump working environment; After detecting described piston, by wireless drilling inclinometers, gather the positional information of described piston; By ground department, show described piston position information.Can Real-Time Monitoring variable gauge stabilizer duty, show variable gauge stabilizer duty in real time, but also can adapt to severe working environment.
Use procedure for detailed explanation said system, the embodiment of the present invention provides a kind of working state detecting method of variable gauge stabilizer, and the piston place of described variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, as shown in Figure 4, described method comprises:
401, described in the real-time detection of employing hall device, whether piston enters in appointed area;
Hall device is to utilize Hall effect to carry out a kind of semiconductor devices of magnetic measurement, and it realizes principle and mode is well-known to those skilled in the art, and the utility model embodiment repeats no more.
Adopt hall device by non-contacting mode induction piston, can adapt to down-hole high temperature, high pressure and thump working environment;
402,, after hall device detects described piston and enters in appointed area, by wireless drilling inclinometers (MWD, measurement while drilling), gather the positional information of described piston;
When hall device senses piston with magnet steel near hall device, hall device is by cable to wireless drilling inclinometers transmitted signal, and wireless drilling inclinometers receives after the signal of hall device, gathers the positional information of piston.The method of wireless drilling inclinometers collection position information is well-known to those skilled in the art, repeats no more herein.
Preferably, between described hall device and described wireless drilling inclinometers, be provided with and be roughly line protective devices cylindraceous, the cable between hall device and wireless drilling inclinometers passes in line protective devices.
Preferably; for applicable different brill cox degree; described line protective devices comprise the Short extension of at least one cylindrical structure; the quantity of Short extension is determined according to the length of boring ship, and the communications cable between described hall device and described wireless drilling inclinometers passes in the cylinder of described Short extension.
Further; after long-time use; distance between hall device and wireless drilling inclinometers can change; in order to adapt to this variation; described line protective devices also comprise a cylindrical structure and telescopic Telescopic short piece; one end of described Telescopic short piece is connected with hall device; the other end is connected with described Short extension; the communications cable between described hall device and described wireless drilling inclinometers passes in the cylinder of described Telescopic short piece, and the communications cable between described Telescopic short piece and described Short extension connects by plug-in unit.The implementation of Telescopic short piece does not limit herein, can adopt any-mode well known to those skilled in the art.
Further; described line protective devices also comprise the conversion pipe nipple of a cylindrical structure; one end of described conversion pipe nipple is connected with wireless drilling inclinometers; the other end is connected with described Short extension; the signal that described hall device sends imports wireless drilling inclinometers into, and the communications cable between described conversion pipe nipple and described Short extension connects by plug-in unit.
The barrel of described line protective devices, Short extension, Telescopic short piece, conversion pipe nipple should have good crushing resistance, high temperature resistant, abrasion resistance, can adopt titanium alloy material to make, 5 millimeters of wall thickness.The material of described line protective devices, Short extension, Telescopic short piece, size the utility model embodiment do not limit, and can select according to the size and the field condition that bore ship.
403, according to piston position information judgement variable gauge stabilizer duty.
404, by ground department, show described variable gauge stabilizer duty.
Preferably, described wireless drilling inclinometers is arranged in drill collar, adopts the mode of wireless pulses to communicate between described wireless drilling inclinometers and ground.Concrete, described wireless drilling inclinometers place is provided with impulse generator, at wireless drilling inclinometers, collect after piston position information, impulse generator converts piston position information to pulse and issues ground, and ground host machine converts to the piston position information content and information is sent to ground department after the work state information of variable gauge stabilizer again and shows.Specific implementation the utility model embodiment of wireless pulse mode does not limit, and can adopt either type well-known to those skilled in the art.
In wireless drilling inclinometers, be provided with impulse generator, by impulse generator, variable gauge stabilizer duty be sent to aboveground; By resolving of ground host machine, variable gauge stabilizer duty is directly presented to the devices such as ground host machine, department be aobvious upper, make terrestrial operation personnel can grasp in real time the duty of variable gauge stabilizer.
The working state detecting method of the variable gauge stabilizer that the present embodiment provides: the piston place of variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, adopts piston described in hall device real-time detection; Can adapt to down-hole high temperature, high pressure and thump working environment; After detecting described piston, by wireless drilling inclinometers, gather the positional information of described piston; By ground department, show described variable gauge stabilizer duty.Can Real-Time Monitoring variable gauge stabilizer duty, show variable gauge stabilizer duty in real time, but also can adapt to severe working environment.
The working state detecting method of the variable gauge stabilizer that the utility model embodiment provides and system, be mainly used in drilling engineering, especially can detect for the duty of hydraulic cylinder type variable gauge stabilizer, use with MWD instrument combination, variable gauge stabilizer duty is accurately provided in drilling process.
As above the feature of describing and/or illustrating for a kind of embodiment can be used in same or similar mode in one or more other embodiment, and/or combines or substitute the feature use in other embodiment with the feature in other embodiment.
Should emphasize, term " comprises/comprises " existence that refers to feature, whole, step or assembly while using herein, but does not get rid of the existence of one or more further feature, whole, step, assembly or its combination or additional.
System and method more than the utility model can be realized by hardware, also can be realized by combination of hardware software.The utility model relates to such computer-readable program, when this program is performed by logical block, can make this logical block realize device mentioned above or component parts, or make this logical block realize the whole bag of tricks mentioned above or step.The utility model also relates to for storing the storage medium of above program, as hard disk, disk, CD, DVD, flash memory etc.
Many feature and advantage of these embodiment are clearly according to this detailed description, so claims are intended to cover all these feature and advantage in its true spirit and scope that fall into of these embodiment.In addition,, owing to those skilled in the art will find apparent that a lot of modifications and change, not therefore embodiment of the present utility model to be limited to precision architecture and operation illustrated and that describe, but can contain all suitable modifications and the equivalent falling within the scope of it.
The unspecified part of the utility model is known to the skilled person technology.
Claims (5)
1. a duty detection system for variable gauge stabilizer, is characterized in that, the piston place of described variable gauge stabilizer is provided with magnet steel, and described magnet steel moves with described piston, comprising:
Sniffer, for adopting piston described in hall device real-time detection whether to enter in appointed area, after detecting described piston and entering in appointed area, sends the triggering signal that gathers described piston position information to wireless drilling inclinometers;
Signal pickup assembly, for receiving after the described triggering signal of described hall device transmission, gathers the positional information of described piston by wireless drilling inclinometers, the described piston position information gathering is sent to piston position signal transmitter;
Signal transmitting apparatus, for the described piston position information receiving system transmission earthward that described wireless drilling inclinometers is sent;
Ground receiving wastewater facility, the described piston position information sending for receiving described piston position signal transmitter, according to piston position information judgement variable gauge stabilizer duty, shows described variable gauge stabilizer duty.
2. system according to claim 1, is characterized in that, described wireless drilling inclinometers is arranged in drill collar, and described wireless drilling inclinometers and ground are by adopting the mode of wireless pulses to communicate between ground receiving wastewater facility.
3. system according to claim 2; it is characterized in that; between described hall device and described wireless drilling inclinometers, be provided with and be roughly line protective devices cylindraceous; described line protective devices comprise the Short extension of at least one cylindrical structure, and the communications cable between described hall device and described wireless drilling inclinometers passes in the cylinder of described Short extension.
4. system according to claim 3; it is characterized in that; described line protective devices also comprise a cylindrical structure and telescopic Telescopic short piece; one end of described Telescopic short piece is connected with hall device; the other end is connected with described Short extension; the communications cable between described hall device and described wireless drilling inclinometers passes in the cylinder of described Telescopic short piece, and the communications cable between described Telescopic short piece and described Short extension connects by plug-in unit.
5. system according to claim 4; it is characterized in that; described line protective devices also comprise the conversion pipe nipple of a cylindrical structure; one end of described conversion pipe nipple is connected with wireless drilling inclinometers; the other end is connected with described Short extension; the signal that described conversion pipe nipple sends described hall device imports wireless drilling inclinometers into, and the communications cable between described conversion pipe nipple and described Short extension connects by plug-in unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521946.3U CN203463009U (en) | 2013-08-23 | 2013-08-23 | Working condition detection system of adjustable stabilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521946.3U CN203463009U (en) | 2013-08-23 | 2013-08-23 | Working condition detection system of adjustable stabilizer |
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| Publication Number | Publication Date |
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| CN203463009U true CN203463009U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320521946.3U Expired - Lifetime CN203463009U (en) | 2013-08-23 | 2013-08-23 | Working condition detection system of adjustable stabilizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556983A (en) * | 2013-08-23 | 2014-02-05 | 航天科工惯性技术有限公司 | Diameter-variable stabilizer working state detection method and system |
-
2013
- 2013-08-23 CN CN201320521946.3U patent/CN203463009U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556983A (en) * | 2013-08-23 | 2014-02-05 | 航天科工惯性技术有限公司 | Diameter-variable stabilizer working state detection method and system |
| CN103556983B (en) * | 2013-08-23 | 2016-08-10 | 航天科工惯性技术有限公司 | The working state detecting method of variable gauge stabilizer and system |
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| GR01 | Patent grant | ||
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Granted publication date: 20140305 |
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| CX01 | Expiry of patent term |