CN107420088B - Logging instrument control device and logging parameter acquisition system - Google Patents
Logging instrument control device and logging parameter acquisition system Download PDFInfo
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- CN107420088B CN107420088B CN201710439926.4A CN201710439926A CN107420088B CN 107420088 B CN107420088 B CN 107420088B CN 201710439926 A CN201710439926 A CN 201710439926A CN 107420088 B CN107420088 B CN 107420088B
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- 210000000245 forearm Anatomy 0.000 claims abstract description 7
- 230000009466 transformation Effects 0.000 claims description 70
- 238000006243 chemical reaction Methods 0.000 claims description 51
- 239000004005 microsphere Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000001131 transforming effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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- Arrangements For Transmission Of Measured Signals (AREA)
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Abstract
The embodiment of the invention provides a logging instrument control device and a logging parameter acquisition system, and relates to the technical field of logging. This logging instrument controlling means, through setting up first vary voltage module, first switch module and plug, first vary voltage module, first switch module, the plug is electric connection in proper order, through the switching state of control first switch module, can make the electric connection of the different pins of first vary voltage module and plug, thereby make first vary voltage module can be for the electric motor or the solenoid valve power supply of the sidewall contact device that is connected with the plug electricity, if first vary voltage module is the electric motor power supply, then the forearm of sidewall contact device draws in, if first vary voltage module is the solenoid valve power supply, then the forearm of sidewall contact device opens, thereby make the sidewall contact device realize opening and drawing in of sidewall contact device under the condition of not dismantling other electronic instrument, make whole operation process simpler, swiftly, operating personnel's time is practiced thrift.
Description
Technical Field
The invention relates to the technical field of logging, in particular to a logging instrument control device and a logging parameter acquisition system.
Background
During the logging process, a worker usually needs to measure relevant logging parameters by using a sidewall contact device, a compensation densitometer or a microsphere electronic instrument.
When the existing staff uses the logging instrument to measure the related parameters, the compensation density/microsphere hydraulic leaning device is often required to be connected with the microsphere electronic instrument and is placed, the instrument is cleaned after being used, the leaning arm is required to be opened and folded, and the microsphere electronic instrument can only be opened and folded by a special leaning box after being disassembled under the current condition, so that heavy work is greatly increased, and the working efficiency is reduced.
Disclosure of Invention
The invention aims to provide a logging instrument control device which is used for flexibly controlling the folding or unfolding of a forearm of a sidewall contact device.
Another object of the present invention is to provide a logging parameter acquisition system, by applying the logging instrument control device, the parameter acquisition process can be more convenient and faster.
In order to achieve the above object, the technical scheme adopted by the embodiment of the invention is as follows:
in a first aspect, an embodiment of the present invention provides a logging instrument control device, where the logging instrument control device includes a first transformation module, a first switch module, and a plug, where the first transformation module, the first switch module, and the plug are electrically connected in sequence;
the first transformation module is used for converting commercial power provided by an external power supply into alternating current with a first preset value;
the first switch module comprises a first switching state, a second switching state and a third switching state, and when the first switch module is in the first switching state, the first voltage transformation module is disconnected with the plug;
when the first switch module is in a second switching state, the first transformation module supplies power to an alternating current motor of a sidewall contact device electrically connected with the plug so as to fold a forearm of the sidewall contact device;
when the first switch module is in a third switching state, the first transformation module supplies power to an electromagnetic valve of the sidewall contact device so as to open a small arm of the sidewall contact device.
Further, the logging instrument control device further comprises a second transformation module, a first voltage conversion module and a second voltage conversion module, wherein the second transformation module, the first voltage conversion module and the second voltage conversion module are electrically connected in sequence, and the second voltage conversion module is electrically connected with the plug;
the second transformation module is used for converting commercial power provided by an external power supply into alternating current with a second preset value;
the first voltage conversion module is used for converting the alternating current of the second preset value into direct current of a third preset value;
the second voltage conversion module is used for converting the direct current of the third preset value into the direct current of a fourth preset value.
Further, the logging instrument control device further comprises a second switch module, the second switch module is electrically connected with the second voltage conversion module and the plug, and the second switch module is used for controlling the on-off state between the second voltage conversion module and the plug.
Further, the logging instrument control device further comprises a power supply interface, and the power supply interface is electrically connected with the first transformation module and the second transformation module.
Further, the logging instrument control device further comprises a safety plug, and the power supply interface is electrically connected with the first transformation module and the second transformation module through the safety plug.
Further, the logging instrument control device further comprises a gear adjusting module and a plurality of binding posts, wherein the plug is electrically connected with the gear adjusting module, and the binding posts are electrically connected with the gear adjusting module.
Further, the first switch module is a single-pole double-gate switch.
Further, the logging instrument control device further comprises a voltage pointer meter, wherein the voltage pointer meter is electrically connected with the plug, and the voltage pointer meter is used for detecting and displaying a logging parameter signal of the logging instrument electrically connected with the plug.
Further, the logging instrument control device further comprises a shell, the shell comprises a shell body and a cover body, the cover body covers the shell body and is detachably connected with the shell body, the first voltage transformation module is arranged in the shell body, the plug is embedded in the shell body, and the first switch module is embedded in the cover body.
In a second aspect, an embodiment of the present invention further provides a logging parameter acquisition system, where the logging parameter acquisition system includes a logging instrument and the logging instrument control device described above, where the logging instrument is electrically connected to the plug, and the logging instrument control device is configured to provide a working power supply for the logging instrument and control the logging instrument to operate to acquire logging parameters.
According to the logging instrument control device provided by the embodiment of the invention, the first transformation module, the first switch module and the plug are sequentially and electrically connected, and the first transformation module and the plug can be electrically connected with different pins of the plug by controlling the switching state of the first switch module, so that the first transformation module can supply power to the electric motor or the electromagnetic valve of the sidewall contact device electrically connected with the plug, if the first transformation module supplies power to the electric motor, the small arm of the sidewall contact device is folded, and if the first transformation module supplies power to the electromagnetic valve, the small arm of the sidewall contact device is unfolded, so that the sidewall contact device can be unfolded and folded under the condition that other electronic instruments are not disassembled, the whole operation process is simpler and quicker, and the time of an operator is saved.
In order to make the above objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a block diagram of a circuit structure of a logging instrument control device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a logging instrument control device according to an embodiment of the present invention at a first view angle.
Fig. 3 is a schematic structural diagram of a logging instrument control device according to an embodiment of the present invention at a second view angle.
Fig. 4 shows a circuit diagram of a first voltage transformation module and a first switch module according to an embodiment of the invention.
Fig. 5 shows a circuit diagram of a second voltage transformation module and a second voltage conversion module according to an embodiment of the invention.
Fig. 6 shows a circuit diagram of a second voltage transformation module, a second voltage conversion module and a second switch module according to an embodiment of the present invention.
Fig. 7 shows a block diagram of a circuit structure of a logging parameter acquisition system according to an embodiment of the present invention.
Icon: 100-logging instrument control device; 110-a housing; 112-a housing body; 114-a cover; 115-a first transformation module; 116-a second transformation module; 117-a first voltage conversion module; 118-a second voltage conversion module; 120-plug; 130-a first switch module; 140-a power supply interface; 150-a safety bolt; 160-a second switch module; 170-a gear adjustment module; 180-binding posts; 190-voltage pointer table; 200-a logging parameter acquisition system; 210-logging instrument.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
First embodiment
Referring to fig. 1, an embodiment of the present invention provides a logging tool control apparatus 100, where the logging tool control apparatus 100 includes a housing 110, a first transformation module 115, a first switch module 130, a plug 120, a second transformation module 116, a first voltage conversion module 117, a second voltage conversion module 118, a second switch module 160, a power supply interface 140, a safety plug 150, a gear adjustment module 170, a plurality of binding posts 180, and a voltage pointer table 190; the first voltage transformation module 115, the first switch module 130 and the plug 120 are electrically connected in sequence, the second voltage transformation module 116, the first voltage conversion module 117 and the second voltage conversion module 118 are electrically connected in sequence, the second voltage conversion module 118 is electrically connected with the plug 120, the power supply interface 140 is electrically connected with the first voltage transformation module 115 and the second voltage transformation module 116, the safety plug 150 is electrically connected with the power supply interface 140, the voltage pointer 190 is electrically connected with the plug 120, the plug 120 is electrically connected with the gear adjusting module 170, and the plurality of binding posts 180 are electrically connected with the gear adjusting module 170.
Referring to fig. 2 and 3, the housing 110 is used for mounting a first voltage transformation module 115, a first switch module 130, a plug 120, a second voltage transformation module 116, a first voltage transformation module 117, a second voltage transformation module 118, a power supply interface 140, a safety latch 150, a gear adjusting module 170, a plurality of binding posts 180, and a voltage pointer table 190.
Specifically, the housing 110 includes a housing body 112 and a cover 114, and the cover 114 is covered on the housing body 112 and connected to the housing body 112. The casing body 112 is a casing with an opening at one side, and an accommodating space is formed in the casing, and is used for accommodating the first voltage transformation module 115, the second voltage transformation module 116, the first voltage conversion module 117 and the second voltage conversion module 118; in addition, the housing body 112 is also used to mount a plug 120.
The cover 114 is connected with the housing 110, and is used for installing a first switch module 130, a power supply interface 140, a safety latch 150, a gear adjusting module 170, a plurality of binding posts 180 and a voltage pointer gauge 190; in addition, the cover 114 is also used for shielding components located in the housing body 112 from the influence of rain and weather when the components are not required to be overhauled.
It will be appreciated that the shape and size of the cover 114 should be compatible with the shape and size of the opening of the housing body 112 so that the cover 114 and the housing body 112 can mate closely.
In a preferred embodiment, the housing body 112 is removably coupled to the cover 114. For example, the housing body 112 may be threadably coupled to the cover 114. Specifically, screw holes are formed around the opening of the housing body 112, and screw holes are formed at corresponding positions of the cover 114, so that screws sequentially pass through the cover 114 and the housing body 112, and the cover 114 is fixedly covered on the housing body 112. Of course, the housing body 112 and the cover 114 may be detachably connected by a snap connection or the like.
In another preferred embodiment, the housing body 112 is hinged to the cover 114.
In a preferred embodiment, the housing 110 is a square box. Of course, in other embodiments, the housing 110 may have other shapes. In addition, in the present embodiment, the housing 110 is made of a steel material, which is light, so that the logging instrument control apparatus 100 is easier to carry; meanwhile, the steel material is wear-resistant and not easy to deform, so that components in the housing 110 are not unnecessarily damaged due to the action of external force, and the service life of the logging instrument control device 100 can be prolonged.
Referring to fig. 3, the power supply interface 140 is embedded in the cover 114, and is used for providing 220V commercial power as an operating voltage for the logging instrument control device 100. In this embodiment, the power interface 140 is a 3-core connector.
The first voltage transformation module 115 is disposed in the housing body 112, and the first voltage transformation module 115 is electrically connected to the power supply interface 140, for converting the mains supply into an alternating current with a first preset value; in addition, the first transformer module 115 is also used to provide an operating voltage to the logging instrument 210 electrically connected to the plug 120.
In this embodiment, the first preset value is 110V. Of course, in other embodiments, the first preset value may also be changed as the desired operating voltage of the logging instrument 210 is changed.
Referring to fig. 4, in a preferred embodiment, the first transformer module 115 includes a first transformer including a first pin, a second pin, a third pin, and a fourth pin. The first pin and the second pin are electrically connected to the power supply interface 140, the third pin is electrically connected to the first switch module 130, and the fourth pin is electrically connected to the plug 120.
The plug 120 is embedded in an upper portion of the housing body 112, and is used for electrically connecting with a logging instrument 210, and providing an operating power for the logging instrument 210 to operate the logging instrument 210.
In this embodiment, the plug 120 is a 31-core connector. Specifically, pin 10 of the plug 120 is electrically connected to the fourth pin of the first transformer, and pin 2 and pin 30 of the plug 120 are electrically connected to the first transformation module 115 through the first switch module 130.
The first switch module 130 is embedded in the cover 114, and the first switch module 130 is electrically connected to the first transformer module 115 and the plug 120, for controlling the conductive state of the first transformer module 115 and the plug 120. The first switch module 130 is electrically connected to the third pin of the first transformer module 115.
Specifically, the first switch module 130 includes a first switching state, a second switching state, and a third switching state.
When the first switch module 130 is in the first switching state, the first voltage transformation module 115 is disconnected from the plug 120; when the first switch module 130 is in the second switching state, the first transformation module 115 is conducted with the pin No. 2 and the pin No. 10 of the plug 120, so as to supply power to the ac motor of the sidewall contact device electrically connected with the plug 120, so that the ac motor works to drive the forearm of the sidewall contact device to be folded; when the first switch module 130 is in the third switching state, the first transforming module 115 is conducted with the pin 31 and the pin 10 of the plug 120, so as to supply power to the electromagnetic valve of the sidewall contact device electrically connected with the plug 120, so that the electromagnetic valve is opened, and the forearm of the sidewall contact device is opened.
In a preferred embodiment, the first switch module 130 is a single-pole, double-gate switch.
The second transforming module 116 is disposed in the housing body 112, and the second transforming module 116 is electrically connected to the power supply interface 140 and is configured to convert the mains supply into a second preset ac. In this embodiment, the second preset value is 20V.
Referring to fig. 5, in a preferred embodiment, the second transformation module 116 includes a second transformer, and the second transformer includes a first pin, a second pin, a third pin, a fourth pin, a fifth pin, and a sixth pin. The first pin and the second pin are electrically connected to the power supply interface 140, the third pin and the fourth pin are electrically connected to the first voltage conversion module 117, and the fifth pin and the sixth pin are electrically connected to the second voltage conversion module 118.
The first voltage conversion module 117 is electrically connected to the second voltage transformation module 116 and the plug 120, and is configured to convert the alternating current of the second preset value provided by the second voltage transformation module 116 into the direct current of the third preset value, and provide the direct current to the logging instrument 210 through the plug 120.
In a preferred embodiment, the first voltage conversion module 117 is used to convert 20V AC power to-12V DC power. Referring to fig. 5, the first voltage conversion module 117 includes a bridge rectifier circuit, a voltage conversion chip, a first diode and a second diode. The bridge rectifier circuit is electrically connected to the third pin and the fourth pin of the second transformer module 116, the input port of the voltage conversion chip is electrically connected to the bridge rectifier circuit, the output port of the voltage conversion chip is electrically connected to the plug 120, the ground port of the voltage conversion chip is electrically connected to the bridge rectifier circuit, the anode of the first diode is electrically connected to the output port of the voltage conversion chip, the input port of the cathode voltage conversion chip of the first diode is electrically connected, the anode of the second diode is electrically connected to the ground port of the voltage conversion chip, and the cathode of the second diode is electrically connected to the output port of the voltage conversion chip.
The second voltage conversion module 118 is electrically connected to the second transformation module 116 and the second switch module 160, and is configured to convert the alternating current of the second preset value provided by the second transformation module 116 into the direct current of the fourth preset value, and provide the direct current to the logging instrument 210 through the second switch module 160 and the plug 120.
In a preferred embodiment, the second voltage conversion module 118 is used to convert 20V AC power to +12V DC power. Referring to fig. 6, it should be noted that the circuit structure of the second voltage module is substantially similar to that of the first voltage module, and the difference is that the cathode of the second diode of the second voltage module is electrically connected to the ground port of the voltage conversion chip, and the anode of the second diode is electrically connected to the output port of the voltage conversion chip.
The second switch module 160 is electrically connected to the second voltage conversion module 118 and the plug 120, and is used for controlling the on-off state between the second voltage conversion module 118 and the plug 120. When the second switch module 160 is closed, the second voltage conversion module 118 provides direct current to the logging instrument 210 through the plug 120.
The safety plug 150 is electrically connected to the power supply interface 140, the first transformation module 115 and the second transformation module 116, and the conductive state of the power supply interface 140 and the first transformation module 115 and the second transformation module 116 can be controlled by controlling the safety plug 150. By providing the safety catch 150, damage to the circuit due to short-circuiting or the like can be avoided.
The gear adjusting module 170 and the plurality of binding posts 180 are embedded in the cover 114, and the gear adjusting module 170 is electrically connected with the plug 120 and the plurality of binding posts 180. The gear adjusting module 170 is used for adjusting the resistance value connected between the binding post 180 and the plug 120, so that an operator can detect different signals through a plurality of binding posts 180.
In a preferred embodiment, the gear adjustment module 170 includes a first shift gear, a second shift gear, a third shift gear, a fourth shift gear, a fifth shift gear, a sixth shift gear, and a seventh shift gear.
When the logging instrument 210 is in an operating state and the gear adjusting module 170 is in the second gear shift position or the third gear shift position, the density long and short signals can be detected from the binding posts 180 electrically connected with the plug 120 through the second gear shift position or the third gear shift position, respectively; when the gear adjustment module 170 is in the fourth or fifth gear, a multimeter can be used to detect the voltage and current drawn into the microspheres from the posts 180 electrically connected to the plug 120 through the fourth or fifth gear, respectively.
The plurality of binding posts 180 are further electrically connected to the first voltage transformation module 115, the first voltage conversion module 117, and the second voltage conversion module 118, respectively, so that an operator can conveniently use a detection tool such as a multimeter to detect whether the output voltage is normal.
A voltage indicator 190 is electrically connected to the plug 120 for detecting and displaying a logging parameter signal of a logging instrument 210 electrically connected to the plug 120.
Second embodiment
Referring to fig. 7, an embodiment of the present invention provides a logging parameter acquisition system 200, where the logging parameter acquisition system 200 includes a logging tool 210 and the logging tool control device 100 provided by the first embodiment, the logging tool 210 is electrically connected to the plug 120, and the logging tool control device 100 is configured to provide an operating power supply for the logging tool 210 and control the logging tool 210 to operate to acquire logging parameters.
The logging instrument 210 may be, but is not limited to, a sidewall spacer, microsphere electronics, a caliper, a compensation densitometer, and the like.
In summary, according to the logging instrument control device provided by the embodiment of the invention, by arranging the first voltage transformation module, the first switch module and the plug, the first voltage transformation module, the first switch module and the plug are sequentially and electrically connected, and by controlling the switching state of the first switch module, the first voltage transformation module can be electrically connected with different pins of the plug, so that the first voltage transformation module can supply power to an electric motor or an electromagnetic valve of the sidewall contact device electrically connected with the plug, if the first voltage transformation module supplies power to the electric motor, the small arm of the sidewall contact device is folded, and if the first voltage transformation module supplies power to the electromagnetic valve, the small arm of the sidewall contact device is unfolded, so that the sidewall contact device is unfolded and folded under the condition that other electronic instruments are not disassembled, the whole operation process is simpler and faster, and the time of operators is saved.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Claims (7)
1. The logging instrument control device is characterized by comprising a first transformation module, a first switch module and a plug, wherein the first transformation module, the first switch module and the plug are electrically connected in sequence;
the first transformation module is used for converting commercial power into alternating current with a first preset value;
the first switch module comprises a first switching state, a second switching state and a third switching state, and when the first switch module is in the first switching state, the first voltage transformation module is disconnected with the plug;
when the first switch module is in a second switching state, the first transformation module supplies power to an alternating current motor of a sidewall contact device electrically connected with the plug so as to fold a forearm of the sidewall contact device;
when the first switch module is in a third switching state, the first transformation module supplies power to an electromagnetic valve of the leaning device so as to open a small arm of the leaning device;
the logging instrument control device further comprises a second transformation module, a first voltage conversion module and a second voltage conversion module, wherein the second transformation module, the first voltage conversion module and the second voltage conversion module are electrically connected in sequence, and the second voltage conversion module is electrically connected with the plug;
the second transformation module is used for converting the commercial power into alternating current with a second preset value;
the first voltage conversion module is used for converting the alternating current of the second preset value into direct current of a third preset value;
the second voltage conversion module is used for converting the direct current of the third preset value into the direct current of a fourth preset value;
the direct current of the third preset value and the direct current of the fourth preset value supply power for the logging instrument;
the well logging instrument control device further comprises a voltage pointer meter, a gear adjusting module and a plurality of binding posts, wherein the voltage pointer meter is electrically connected with the plug and is used for detecting and displaying a well logging parameter signal of a well logging instrument electrically connected with the plug; the plug is electrically connected with the gear adjusting module, and the binding posts are electrically connected with the gear adjusting module;
the gear adjusting module is used for adjusting the resistance value connected between the binding post and the plug so that an operator can detect different signals through a plurality of binding posts, and specifically comprises a second gear shifting position, a third gear shifting position, a fourth gear shifting position and a fifth gear shifting position;
when the logging instrument is in a working state and the gear adjusting module is in a second gear shifting position or a third gear shifting position, density long-short channel signals can be detected from binding posts which are respectively and electrically connected with the plug through the second gear shifting position or the third gear shifting position;
when the gear adjusting module is positioned in the fourth gear shifting position or the fifth gear shifting position, a universal meter can be used for detecting voltage and current carved in the microsphere from a binding post which is respectively and electrically connected with the plug through the fourth gear shifting position or the fifth gear shifting position.
2. The logging instrument control device of claim 1, further comprising a second switch module electrically connected to both the second voltage conversion module and the plug, the second switch module configured to control an on-off state between the second voltage conversion module and the plug.
3. The logging instrument control device of claim 1, further comprising a power interface electrically connected to both the first transformation module and the second transformation module.
4. The logging instrument control device of claim 3, further comprising a safety plug, wherein the power interface is electrically connected to both the first transformation module and the second transformation module via the safety plug.
5. The logging instrument control device of any of claims 1-4, wherein the first switch module is a single-pole, double-gate switch.
6. The logging instrument control device of any one of claims 1-4, further comprising a housing, the housing comprising a housing body and a cover, the cover covering the housing body and being detachably connected to the housing body, the first transformer module being disposed in the housing body, the plug being disposed in the housing body, the first switch modules being disposed in the cover.
7. A logging parameter acquisition system comprising a logging instrument and a logging instrument control apparatus as claimed in any one of claims 1 to 6, the logging instrument being electrically connected to the plug, the logging instrument control apparatus being arranged to provide a working power supply to the logging instrument and to control the operation of the logging instrument to acquire logging parameters.
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| CN201710439926.4A CN107420088B (en) | 2017-06-12 | 2017-06-12 | Logging instrument control device and logging parameter acquisition system |
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| CN201710439926.4A CN107420088B (en) | 2017-06-12 | 2017-06-12 | Logging instrument control device and logging parameter acquisition system |
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| CN107420088B true CN107420088B (en) | 2023-12-12 |
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