CN210509154U - Horizontal well water exploration device - Google Patents
Horizontal well water exploration device Download PDFInfo
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- CN210509154U CN210509154U CN201921471935.2U CN201921471935U CN210509154U CN 210509154 U CN210509154 U CN 210509154U CN 201921471935 U CN201921471935 U CN 201921471935U CN 210509154 U CN210509154 U CN 210509154U
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- oil pipe
- tracer liquid
- horizontal well
- well water
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Abstract
The utility model belongs to the technical field of well drilling well logging, especially, relate to a novel horizontal well water exploration device. The device comprises a cable head, a rotary short section, a pressure temperature probe, a magnetic positioning sensor and a tail cone which are sequentially arranged, wherein a first gamma probe, a second gamma probe, a tracer liquid ejector and an instrument guide claw are sequentially arranged between the magnetic positioning sensor and the instrument guide claw, and a tracer liquid nozzle is arranged on the tracer liquid ejector; the guide claw is used for adjusting the steering of the whole horizontal well water exploration device when the guide claw passes through an instrument guide section of the test oil pipe, so that the tracer liquid nozzle is aligned to a liquid spraying groove on the test oil pipe. The occurrence of the situation that the instrument is stuck in the well is effectively eliminated, the pumping unit can work without stopping during testing, a continuous oil pipe vehicle is not needed, and the testing cost is lower.
Description
Technical Field
The utility model belongs to the technical field of well drilling well logging, especially, relate to a novel horizontal well water exploration device.
Background
Along with the development of the oil field, the oil reservoir development enters a medium-high water-cut stage, and the dynamic monitoring of the oil well is an important guarantee for ensuring the high-benefit development of the oil field. The oil well water exploration technology is an important content for monitoring in the oil field development process. At present, various oil fields in China mainly depend on annulus and gas lift test process technology and mechanical water finding process technology on vertical well water finding process technology. The existing water exploration pipe column testing process is only suitable for vertical wells and directional wells, and mainly comprises packer water exploration, underground hydraulic switch layer-adjusting water exploration, underground electric switch layer-adjusting water exploration and oil well intelligent method layered water exploration. However, the method can not realize water exploration of the horizontal well in part, and can realize water exploration of the horizontal well in part, but the water exploration device has a complex structure, needs more equipment in the process of descending the well, and can carry out testing only by closing the oil pumping unit; in addition, the whole water finding device works in an oil pipe, the blocking risk is easy to form, and the test success rate is not high. There is currently no better solution in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel horizontal well water exploration device has solved the horizontal well water exploration device setting among the prior art in the oil pipe, and the stifled risk of card is high, technical problem that the successful probability of test is low.
In order to achieve the above purpose of the invention, the specific technical solution of the present application is: a horizontal well water exploration device comprises a cable head, a rotary short section, a pressure temperature probe, a magnetic positioning sensor and a tail cone which are sequentially arranged, wherein a first gamma probe, a second gamma probe, a tracer liquid injector and an instrument guide claw are sequentially arranged between the magnetic positioning sensor and the instrument guide claw, and the tracer liquid injector is provided with a tracer liquid nozzle; the guide claw is used for adjusting the steering of the whole horizontal well water exploration device when the guide claw passes through an instrument guide section of the test oil pipe, so that the tracer liquid nozzle is aligned to a liquid spraying groove on the test oil pipe.
Furthermore, the number and the arrangement positions of the four tracer liquid nozzles on the tracer liquid ejector correspond to those of the liquid spraying grooves on the test oil pipe.
Furthermore, the number of the tracer liquid nozzles on the tracer liquid ejector is three.
Furthermore, the instrument guide claw is an inclined plane guide claw, the instrument guide section is a double-inclined plane guide structure, the double-inclined plane guide structure is symmetrically arranged by two inclined plane guide blocks, and the arc length of each inclined plane guide block is one third of the arc length of pi.
Furthermore, the tracer liquid ejector is a controllable source releaser, and the tracer liquid in the tracer liquid ejector is controllable source tracer liquid.
Further, the test oil pipe comprises an oil pipe, an instrument guide section, an oil pipe joint hoop and an oil pipe tail plug; a liquid spraying groove is arranged at the front end of the instrument guide section and corresponds to the tracer liquid nozzle; the test oil pipe is at least one section.
Compared with the prior art, the beneficial effects of the utility model are that: (1) when the whole device carries out horizontal well water exploration, the device is arranged in a test oil pipe, so that the occurrence of the situation that an instrument is blocked underground is effectively eliminated; (2) by arranging the tracer liquid nozzle corresponding to the liquid spraying groove on the test oil pipe on the tracer liquid sprayer and arranging the guide section of the test oil pipe and the guide claw of the instrument on the horizontal well water exploration device, the tracer liquid can be effectively ensured to be accurately sprayed out of the test oil pipe, and the test success rate is higher; (3) through the utilization of the controllable source releaser and the controllable source tracer liquid, the pumping unit can realize the non-stop work when the pollution of the tracer liquid to the environment is less (4) and the test is carried out, a continuous oil pipe vehicle is not needed, and the test cost is lower.
Drawings
Fig. 1 is the structure schematic diagram of the horizontal well water exploration device of the utility model.
Fig. 2 is the structural schematic diagram of the test oil pipe of the present invention.
FIG. 3 is a cross-sectional view of a tracer injector nozzle portion.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the present invention provides the following technical solutions: a horizontal well water exploration device comprises a cable head 1, a rotary short section 2, a pressure temperature probe 3, a magnetic positioning sensor 4, a first gamma probe 5, a second gamma probe 6, a tracer liquid injector 7, an instrument guide claw 8 and a tail cone 9 which are sequentially connected. The tracer liquid ejector 7 adopts a controllable source releaser which is applied by the applicant in 2016, 12, month and 27, and has the patent number of 2016214424390, wherein the controllable source releaser comprises an upper connector, a shell, a transmission assembly, a liquid inlet assembly, a medicine cylinder and a lower connector, and the detailed structure, connection relation and functional principle of the controllable source releaser are described in detail and are not repeated herein. Wherein, the tracer liquid ejector 7 is provided with four tracer liquid nozzles 7.1 arranged in a circle; the gamma probe adopts a 530SGS natural gamma energy spectrum probe; the guide claw 8 is used for adjusting the steering of the whole horizontal well water exploration device when the guide claw passes through an instrument guide section 204 of the test oil pipe, so that the tracer liquid nozzle 7.1 is aligned to a liquid spray groove 205 on the test oil pipe. Wherein, the liquid spray groove 205 is a strip-shaped hollow structure arranged on the oil pipe to be tested, and the arrangement position of the liquid spray groove corresponds to the tracer liquid nozzle 7.1. The specific cable head 1 is connected with a light cable and used for transmitting information collected by the pressure temperature probe 3, the magnetic positioning sensor 4, the first gamma probe 5 and the second gamma probe 6 to the ground and controlling the tracer liquid ejector to eject tracer liquid through a ground controller.
In order to ensure that the tracer liquid can be sprayed out of the test oil pipe through the liquid spraying groove, the number and the arrangement positions of four tracer liquid nozzles 7.1 on the tracer liquid sprayer 7 correspond to the liquid spraying grooves 205 on the test oil pipe.
In order to ensure that the tracer liquid can be sprayed out of the test oil pipe through the liquid spraying groove, the number of tracer liquid nozzles 7.1 on the tracer liquid sprayer 7 is three.
In order to realize that the horizontal well water exploration device can realize the injection just opposite to the injection groove 205 on the test oil pipe, so that the tracer liquid can be injected outside the test oil pipe, further, the instrument guide claw 8 is a slope guide claw, the instrument guide section 204 is a double-slope guide structure, two slope guide blocks are double slopes and are symmetrically arranged, and the arc length of each slope guide block is one third of the arc length of pi. Therefore, when the instrument guide claw 8 part of the horizontal well water exploration device passes through the instrument guide section 204, the horizontal well water exploration device can rotate, so that the tracer liquid nozzle 7.1 can be aligned to the liquid spraying groove 205 arranged on the test oil pipe, and then tracer liquid is sprayed between the test oil pipe and the sleeve in the liquid spraying process.
In order to enable the horizontal well water exploration device to cause less pollution to the environment in the test process, the tracer liquid ejector 7 is a controllable source releaser, and the tracer liquid in the tracer liquid ejector is controllable source tracer liquid Ba-137 m. The composite material has the advantages of low strength, short half life, no secondary harmful substances, no toxicity, no harm, convenience in construction, safety and environmental friendliness.
In order to cooperate with a horizontal well water finding device to realize water finding, the test oil pipe further comprises an oil pipe 202, an instrument guide section 204, an oil pipe joint hoop 203 and an oil pipe tail plug 201; a liquid spraying groove 205 is arranged at the front end of the instrument guide section 204 corresponding to the tracer liquid nozzle 7.1. The oil pipes 202 are connected through oil pipe joint hoops 203, the instrument guide section 204 is arranged inside the oil pipes, the liquid spraying groove 205 is arranged on the oil pipe 202 at the position corresponding to the trace liquid nozzle 7.1, so that the trace liquid nozzle 7.1 can just rotate to the position corresponding to the liquid spraying groove 205 when the instrument guide section 204 is correspondingly clamped with the instrument guide claw 8, and trace liquid can be sprayed out of the test oil pipe from the liquid spraying groove 205 to enter between the sleeve and the test oil pipe when the trace liquid sprayer 7 is started. The test oil pipe is at least one section or can be multiple sections, is connected with the oil pipe through the oil pipe joint hoop and then enters the underground casing along with the lower part of the oil pipe.
The utility model discloses a theory of operation and use flow: in the working process, the cable head of the horizontal well water exploration device is connected with a cable, then the cable head is placed into a test oil pipe shown in figure 2, the whole body of the horizontal well water exploration device is pushed to a section to be tested in the well through a continuous oil pipe, then the cable and related instruments are dragged through a multi-connection cable pulley, so that the instruments move outwards along the oil pipe and the test oil pipe, the test oil pipe can be in multiple sections, when the horizontal well water exploration device moves to an instrument guide section 204, due to the existence of the guide section 204 on the test oil pipe, the instrument guide claw 8 is prompted to rotate in the process of contacting with the guide claw 8, and after the rotation, a trace liquid nozzle 7.1 on the trace liquid ejector 7 can just rotate to the position corresponding to the liquid spraying groove 205; and then controlling the tracer injector 7 to work, so that tracer liquid is injected into the oil pipe from the liquid injection groove 205 of the oil pipe to be tested, then the tracer liquid enters produced liquid in the oil pipe, the tracer is dissolved in water, so that the tracer liquid flows outwards along with the water under the condition that the water exists, then the produced liquid sequentially passes through the second gamma probe 6 and the first gamma probe 5 in the process of flowing outwards, then the flow rate of the produced liquid is calculated according to the time difference of the produced liquid passing through the second gamma probe 6 and the first gamma probe 5, and further the flow rate of the produced liquid is measured according to the inner diameter of the pipeline. The water outlet depth, the temperature of the water outlet position and the pressure information are respectively obtained through the pressure temperature probe 3 and the magnetic positioning sensor 4. And the cable sends the information collected by each detection probe and each sensor to the ground so as to obtain the underground information and the water outlet condition of the horizontal well.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a horizontal well water exploration device, is including cable head (1), rotatory nipple joint (2), pressure temperature probe (3), magnetic positioning sensor (4) and caudal vertebra (9) that set gradually, its characterized in that: a first gamma probe (5), a second gamma probe (6), a tracer liquid ejector (7) and an instrument guide claw (8) are sequentially arranged between the magnetic positioning sensor (4) and the instrument guide claw (8), wherein the tracer liquid ejector (7) is provided with a tracer liquid nozzle (7.1); the guide claw (8) is used for adjusting the steering of the whole horizontal well water exploration device when the guide claw passes through an instrument guide section (204) of the test oil pipe, so that the tracer liquid nozzle (7.1) is aligned to a liquid spray groove (205) on the test oil pipe.
2. The horizontal well water exploration device of claim 1, wherein: the number and the arrangement positions of the four tracer liquid nozzles (7.1) on the tracer liquid ejector (7) correspond to the number and the arrangement positions of the liquid spray grooves (205) on the test oil pipe.
3. The horizontal well water exploration device of claim 1, wherein: three tracer liquid nozzles (7.1) are arranged on the tracer liquid ejector (7).
4. The horizontal well water exploration device of claim 1, wherein: the instrument guide claw (8) is an inclined plane guide claw, the instrument guide section (204) is a double-inclined plane guide structure, the double-inclined plane guide structure is symmetrically arranged by two inclined plane guide blocks, and the arc length of each inclined plane guide block is one third of the arc length of pi.
5. The horizontal well water exploration device of claim 1, wherein: the tracer liquid ejector (7) is a controllable source releaser, and the tracer liquid in the tracer liquid ejector is controllable source tracer liquid.
6. The horizontal well water exploration device of claim 1, wherein: the test oil pipe comprises an oil pipe (202), an instrument guide section (204), an oil pipe joint hoop (203) and an oil pipe tail plug (201); a liquid spraying groove (205) is arranged at the front end of the instrument guide section (204) corresponding to the tracer liquid nozzle (7.1); the test oil pipe is at least one section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921471935.2U CN210509154U (en) | 2019-09-05 | 2019-09-05 | Horizontal well water exploration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921471935.2U CN210509154U (en) | 2019-09-05 | 2019-09-05 | Horizontal well water exploration device |
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| CN210509154U true CN210509154U (en) | 2020-05-12 |
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| CN201921471935.2U Active CN210509154U (en) | 2019-09-05 | 2019-09-05 | Horizontal well water exploration device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360440A (en) * | 2020-10-27 | 2021-02-12 | 陕西华晨石油科技有限公司 | Water injection well array gamma logging device and method for performing intrastratal subdivision logging |
| CN116733454A (en) * | 2023-08-01 | 2023-09-12 | 西南石油大学 | Intelligent water finding method for horizontal well |
| CN116856918A (en) * | 2023-08-01 | 2023-10-10 | 西南石油大学 | Intelligent water finding tool for horizontal well |
-
2019
- 2019-09-05 CN CN201921471935.2U patent/CN210509154U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360440A (en) * | 2020-10-27 | 2021-02-12 | 陕西华晨石油科技有限公司 | Water injection well array gamma logging device and method for performing intrastratal subdivision logging |
| CN116733454A (en) * | 2023-08-01 | 2023-09-12 | 西南石油大学 | Intelligent water finding method for horizontal well |
| CN116856918A (en) * | 2023-08-01 | 2023-10-10 | 西南石油大学 | Intelligent water finding tool for horizontal well |
| CN116733454B (en) * | 2023-08-01 | 2024-01-02 | 西南石油大学 | Intelligent water finding method for horizontal well |
| CN116856918B (en) * | 2023-08-01 | 2024-02-06 | 西南石油大学 | Intelligent water finding tool for horizontal well |
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