CN212008986U - Logging instrument simulation testing device - Google Patents
Logging instrument simulation testing device Download PDFInfo
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- CN212008986U CN212008986U CN202020973184.0U CN202020973184U CN212008986U CN 212008986 U CN212008986 U CN 212008986U CN 202020973184 U CN202020973184 U CN 202020973184U CN 212008986 U CN212008986 U CN 212008986U
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Abstract
The utility model relates to a logging technical field especially relates to a logging instrument emulation testing arrangement. Comprises a rock stratum simulation component, a rat hole and a heating device; the rock stratum simulation component is cylindrical and is used for simulating rock stratum structures under different strata, the rat hole is of a sealed cylindrical structure, and different liquids are injected into the body of the rat hole and are used for simulating different liquids in the well; the rock stratum simulation assembly is arranged at the top of the rat hole, and the rock stratum simulation assembly and the rat hole are of an up-down vertical detachable assembly type structure; and a heating device is arranged outside the rat hole and used for simulating the state of the rat hole at high temperature in the well. The simulation device can simulate rock stratum structures under different stratums, simulate different liquids under a well, simulate the state of high temperature under the well and influence on measurement of a logging instrument, and improve the efficiency and accuracy of simulation test of the logging instrument.
Description
Technical Field
The utility model relates to a logging technical field especially relates to a logging instrument emulation testing arrangement.
Background
Logging, also called geophysical logging or petroleum logging, short for logging, is a method for measuring geophysical parameters by using the geophysical characteristics of rock stratum, such as electrochemical characteristics, electric conductivity, acoustic characteristics, radioactivity and the like, and belongs to one of the applied geophysical methods (including heavy, magnetic, electric, seismic and logging). During petroleum drilling, logging, also called well completion electrical logging, is required after drilling to a designed well depth, so as to obtain various petroleum geology and engineering technical data as original data for well completion and oil field development.
Various logging instruments, which are manufactured by using physical principles such as electricity, magnetism, sound, heat, nuclear and the like, are generally lowered into a well through a logging cable, so that the surface electrical logging instrument can continuously record various parameters which change along the well bore along with the depth. Subsurface rock formations such as oil, gas, water, coal, metal deposits, etc. are identified by curves representing such parameters.
In the petroleum well logging industry, newly developed or trial-manufactured well logging instruments need to be subjected to simulation tests on the ground and in a simulation device (or a simulation well) to verify the reliability and accuracy of the well logging instruments. At present, no device for simulation test of a logging instrument exists, rock stratum structures under different stratums cannot be simulated, different liquids in a well cannot be simulated, and the state of the logging instrument at high temperature cannot be simulated and the influence on measurement of the logging instrument is not simulated.
Disclosure of Invention
For overcoming the not enough of prior art, the utility model provides a logging instrument emulation testing arrangement can simulate the stratum structure under the different stratum, can simulate different liquid in the pit, and state when can simulate high temperature in the pit reaches and measures the influence to logging instrument, has improved logging instrument emulation test's efficiency and rate of accuracy.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a logging instrument simulation test device comprises a rock stratum simulation component, a rat hole and a heating device; the rock stratum simulation component is cylindrical and is used for simulating rock stratum structures under different strata, the rat hole is of a sealed cylindrical structure, and different liquids are injected into the body of the rat hole and are used for simulating different liquids in the well; the rock stratum simulation assembly is arranged at the top of the rat hole, and the rock stratum simulation assembly and the rat hole are of an up-down vertical detachable assembly type structure; and a heating device is arranged outside the rat hole and used for simulating the state of the rat hole at high temperature in the well.
The rock stratum simulation assembly comprises a base plate, an upper plate and a hole rock; a plurality of hole rocks are vertically stacked on the base plate, the upper plate is placed on the hole rocks, and the base plate is connected with the upper plate through bolts. The hanging ring is fixedly connected to the upper disc.
The device comprises a bottom barrel and an upper barrel, a rat hole is detachably arranged in the bottom barrel, the upper barrel is arranged at the top of the bottom barrel, a rock stratum simulation assembly is detachably arranged in the upper barrel, and an inner hole of the rock stratum simulation assembly and the rat hole are coaxial.
The bottom barrel comprises a bottom barrel body, a bottom cover rubber pad and a rat hole rubber pad; the bottom cover is fixedly connected to the bottom of the bottom barrel body, the bottom cover rubber pad is fixedly connected to the bottom cover, the mouse hole rubber pad is fixedly connected to the bottom cover rubber pad, and the bottom of the mouse hole is sleeved outside the mouse hole rubber pad.
The supporting component comprises a supporting rod foot seat, a transverse supporting rod, a longitudinal supporting rod and a supporting seat; one end of the longitudinal strut is connected with the supporting seat, the supporting seat is fixedly connected on the bottom barrel and the upper barrel, and the other end of the longitudinal strut is hinged on the strut foot seat; one end of the transverse supporting rod is hinged on the longitudinal supporting rod, and the other end of the transverse supporting rod is fixedly connected on the bottom barrel.
The rat hole, the bottom barrel, the upper barrel and the supporting component are all made of stainless steel.
The upper barrel comprises a positioning sleeve, an upper barrel body and an upper cover; the locating sleeve is fixedly connected to the bottom of the upper cylinder, the rock stratum simulation assembly is fixedly connected to the locating sleeve, and the upper cover is fixedly connected to the top of the upper cylinder.
And the middle part of the upper cover is provided with an inverted cone inlet.
The heating device adopts an electromagnetic heater, the electromagnetic heater is provided with an electromagnetic heating ring which is correspondingly formed with the outer wall of the rat hole, and the electromagnetic heating ring is arranged on the outer wall of the rat hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the upper part of the utility model is provided with a tubular rock stratum simulation component which can simulate rock stratum structures under different stratums, the lower part is provided with a sealed tubular rat hole, and different liquids are injected into the rat hole body to simulate different liquids in the pit; a heating device is arranged outside the rat hole and can simulate the state of high temperature in the well and influence the measurement of a logging instrument;
2) the mouse hole, the bottom barrel, the upper barrel and the supporting component of the utility model are all made of stainless steel; not only protects the testing device from being corroded by the testing liquid, but also prevents the device from being corroded to pollute the testing liquid;
3) the integral combined structure is convenient for maintenance and assembly and use in different fields;
4) the rock stratum simulation assembly is of a combined structure, and different rock blocks can be replaced to simulate the rock structures of different strata;
5) the middle part of the upper cover is provided with an inverted cone inlet; the liquid splashing when the logging instrument is put down can be effectively prevented, and the steam overflow of the liquid during heating is reduced;
6) the upper barrel is provided with a positioning sleeve to ensure that the inner hole of the rock stratum simulation assembly and the rat hole are coaxial.
7) The rock stratum simulation assembly is provided with a hanging ring, so that the installation and the maintenance are convenient;
8) the rat hole is arranged in the bottom cylinder and is provided with a sealing structure (a bottom cover rubber pad), simulation test liquid is stored in the rat hole and is used for simulating the acid-base degree and temperature of underground liquid, and a vibration reduction rubber pad (a rat hole rubber pad) is arranged at the bottom of the rat hole to prevent the damage of impact force to the logging instrument and a testing device when the logging instrument is put in;
9) the electromagnetic heater is arranged outside the rat hole and is used for heating by adopting an electromagnetic induction principle; the efficiency is high, the temperature rise is fast, the operation is simple, and no electric leakage danger exists;
10) the supporting rod component is arranged on the outer sides of the bottom barrel and the upper barrel to play a role in auxiliary supporting and righting.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a sectional view taken along line A of FIG. 1;
fig. 3 is a schematic perspective view of a rock strata simulation assembly of the present invention;
FIG. 4 is a schematic top view of the upper cover structure of the present invention;
fig. 5 is a sectional view taken along line B of fig. 4.
In the figure: 1-rock stratum simulation component 2-rat cave 3-electromagnetic heating ring 4-bottom cylinder 5-upper cylinder 6-support component 7-O-shaped sealing ring 11-bottom disk 12-upper disk 13-hole rock 14-hoisting ring 41-bottom cylinder 42-bottom cover 43-top cover 44-bottom cover rubber pad 45-rat cave rubber pad 51-positioning sleeve 52-upper cylinder 53-lower cover 54-upper cover 55-inverted cone inlet 61-support rod foot seat 62-transverse support rod 63-longitudinal support rod 64-support seat
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a logging instrument simulation test device includes a rock stratum simulation component 1, a rat hole 2, a heating device, a bottom cylinder 4, an upper cylinder 5 and a support component 6.
The bottom barrel 4 is cylindrical and comprises a bottom barrel body 41, a bottom cover 42, a top cover 43, a bottom cover rubber pad 44 and a rat hole rubber pad 45; the bottom cover 42 and the top cover 43 are respectively and fixedly connected to the bottom and the top of the bottom cylinder 41, and the side wall of the bottom cylinder 41 is provided with an access hole for convenient maintenance and repair. The bottom cover rubber pad 44 is fixedly connected to the bottom cover 42, and the mouse hole rubber pad 45 is fixedly connected to the bottom cover rubber pad 44.
The rat hole 2 is of a sealed cylindrical structure, the bottom of the rat hole 2 is sleeved outside the rat hole rubber mat 45, and the top of the rat hole 2 is fixed in the top cover 43. The rat hole 2 is arranged in the bottom cylinder 4 and is provided with a sealing structure (a bottom cover rubber pad 44), simulation test liquid is stored in the rat hole 2 and is used for simulating the acid-base degree and temperature of underground liquid, and a vibration reduction rubber pad (a rat hole rubber pad 45) is arranged at the bottom of the rat hole 2 to prevent the damage of impact force to the instrument and a testing device when the logging instrument is driven in. The heating device adopts an electromagnetic heater which is an existing product, the electromagnetic heater is provided with a molded electromagnetic heating ring 3 corresponding to the outer wall of the rat hole 2, and the molded electromagnetic heating ring 3 is installed on the outer wall of the rat hole 2. The electromagnetic heater adopts the electromagnetic induction principle to heat; high efficiency, fast temperature rise, simple operation and no electric leakage danger.
The upper cylinder 5 is cylindrical and comprises a positioning sleeve 51, an upper cylinder body 52, a lower cover 53 and an upper cover 54. The lower cover 53 and the upper cover 54 are fixedly connected to the bottom and the top of the upper cylinder 52, respectively. The positioning sleeve 51 is fixedly connected to the lower cover 53, the rock stratum simulation assembly 1 is fixedly connected to the positioning sleeve 51, and the positioning sleeve 51 is used for ensuring that the inner hole of the rock stratum simulation assembly 1 is coaxial with the hole 2 of the rat hole.
The upper barrel 5 is fixedly connected on the bottom barrel 4, and the bottom surface of the upper barrel 5 is hermetically connected with the top surface of the bottom barrel 4 through an O-shaped sealing ring 7. The rock stratum simulation assembly 1 is installed in the upper barrel 5, the bottom of the rock stratum simulation assembly 1 is fixed on the positioning sleeve 51, and an inner hole of the rock stratum simulation assembly 1 and a hole of the rat hole 2 are coaxial.
The support assembly 6 includes a support rod foot seat 61, a transverse support rod 62, a longitudinal support rod 63 and a support seat 64. One end of the longitudinal strut 63 is connected with a supporting seat 64, the supporting seat 64 is fixedly connected on the bottom barrel 4 and the upper barrel 5, and the other end of the longitudinal strut 63 is hinged on the strut foot seat 61; one end of the transverse strut 62 is hinged on the longitudinal strut 63, and the other end is fixedly connected on the bottom barrel 4. The supporting component 6 is arranged on the outer sides of the bottom barrel 4 and the upper barrel 5 to play a role in auxiliary supporting and righting.
The rat hole 2, the bottom barrel 4, the upper barrel 5 and the supporting component 6 are all made of stainless steel materials, so that the testing device is protected from corrosion of testing liquid, and the pollution to the testing liquid after the device is corroded is prevented;
as shown in fig. 3, the rock stratum simulation group 1 is cylindrical, the rock stratum simulation assembly 1 includes a bottom plate 11, an upper plate 12, a hole rock 13 and a hanging ring 14, the hole rock 13 is cylindrical, a plurality of hole rocks are vertically stacked on the bottom plate 11, the upper plate 11 is placed on the top of the hole rock 13, and the bottom plate 11 is connected with the upper plate 12 through a long bolt. Hanging ring 14 is fixedly connected to upper plate 12 for easy installation and maintenance. The rock stratum simulation assembly 1 is of a combined structure, and can simulate the rock structure of different strata by replacing different rock blocks (hole rocks 13).
As shown in fig. 4 and 5, the upper cover 51 has an inverted cone-shaped inlet 55 at the middle, which can effectively prevent the liquid from splashing when the logging instrument is lowered and reduce the overflow of the vapor of the liquid when heating.
The utility model discloses pour into test after the device combination assembly and use simulation liquid. And starting the electromagnetic heater, and vertically descending the logging instrument from the right upper side to perform simulation test after the testing temperature is reached.
The utility model discloses an integral combined structure, be convenient for maintain and different place equipment practicality. The rock stratum simulation assembly 1 is of a combined structure, and different rock blocks can be replaced to simulate the rock structures of different strata. The rat hole 2 is of a sealed cylindrical structure, and different liquids are injected into the rat hole 2 body and used for simulating different liquids in the underground. And a heating device is arranged outside the rat hole and used for simulating the state of the rat hole at high temperature in the well.
The utility model is used for logging instrument simulation test can simulate the stratum structure under the different stratum, can simulate different liquid in the pit, and state when can simulate high temperature in the pit reaches and measures the influence to logging instrument, has improved logging instrument simulation test's efficiency and rate of accuracy.
The above embodiments are implemented on the premise of the technical solution of the present invention, and detailed implementation and specific operation processes are given, but the protection scope of the present invention is not limited to the above embodiments. The methods used in the above examples are conventional methods unless otherwise specified.
Claims (10)
1. A logging instrument simulation test device is characterized in that: comprises a rock stratum simulation component, a rat hole and a heating device; the rock stratum simulation component is cylindrical and is used for simulating rock stratum structures under different strata, the rat hole is of a sealed cylindrical structure, and different liquids are injected into the body of the rat hole and are used for simulating different liquids in the well; the rock stratum simulation assembly is arranged at the top of the rat hole, and the rock stratum simulation assembly and the rat hole are of an up-down vertical detachable assembly type structure; and a heating device is arranged outside the rat hole and used for simulating the state of the rat hole at high temperature in the well.
2. The logging instrument simulation test device of claim 1, wherein: the rock stratum simulation assembly comprises a base plate, an upper plate and a hole rock; a plurality of hole rocks are vertically stacked on the base plate, the upper plate is placed on the hole rocks, and the base plate is connected with the upper plate through bolts.
3. A logging tool simulation test apparatus according to claim 2, wherein: the hanging ring is fixedly connected to the upper disc.
4. The logging instrument simulation test device of claim 1, wherein: the device comprises a bottom barrel and an upper barrel, a rat hole is detachably arranged in the bottom barrel, the upper barrel is arranged at the top of the bottom barrel, a rock stratum simulation assembly is detachably arranged in the upper barrel, and an inner hole of the rock stratum simulation assembly and the rat hole are coaxial.
5. The logging instrument simulation testing device of claim 4, wherein: the bottom barrel comprises a bottom barrel body, a bottom cover rubber pad and a rat hole rubber pad; the bottom cover is fixedly connected to the bottom of the bottom barrel body, the bottom cover rubber pad is fixedly connected to the bottom cover, the mouse hole rubber pad is fixedly connected to the bottom cover rubber pad, and the bottom of the mouse hole is sleeved outside the mouse hole rubber pad.
6. The logging instrument simulation testing device of claim 4, wherein: the supporting component comprises a supporting rod foot seat, a transverse supporting rod, a longitudinal supporting rod and a supporting seat; one end of the longitudinal strut is connected with the supporting seat, the supporting seat is fixedly connected on the bottom barrel and the upper barrel, and the other end of the longitudinal strut is hinged on the strut foot seat; one end of the transverse supporting rod is hinged on the longitudinal supporting rod, and the other end of the transverse supporting rod is fixedly connected on the bottom barrel.
7. The logging instrument simulation testing device of claim 6, wherein: the rat hole, the bottom barrel, the upper barrel and the supporting component are all made of stainless steel.
8. The logging instrument simulation testing device of claim 4, wherein: the upper barrel comprises a positioning sleeve, an upper barrel body and an upper cover; the locating sleeve is fixedly connected to the bottom of the upper cylinder, the rock stratum simulation assembly is fixedly connected to the locating sleeve, and the upper cover is fixedly connected to the top of the upper cylinder.
9. The logging instrument simulation testing device of claim 8, wherein: and the middle part of the upper cover is provided with an inverted cone inlet.
10. The logging instrument simulation test device of claim 1, wherein: the heating device adopts an electromagnetic heater, the electromagnetic heater is provided with an electromagnetic heating ring which is correspondingly formed with the outer wall of the rat hole, and the electromagnetic heating ring is arranged on the outer wall of the rat hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020973184.0U CN212008986U (en) | 2020-06-01 | 2020-06-01 | Logging instrument simulation testing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020973184.0U CN212008986U (en) | 2020-06-01 | 2020-06-01 | Logging instrument simulation testing device |
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| CN212008986U true CN212008986U (en) | 2020-11-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111596380A (en) * | 2020-06-01 | 2020-08-28 | 鞍山申阔机械制造有限公司 | Logging instrument simulation testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111596380A (en) * | 2020-06-01 | 2020-08-28 | 鞍山申阔机械制造有限公司 | Logging instrument simulation testing device |
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