CN213147770U - Displacement detection array, displacement detection assembly, displacement detection measuring device and multi-contact digital imaging device - Google Patents
Displacement detection array, displacement detection assembly, displacement detection measuring device and multi-contact digital imaging device Download PDFInfo
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- CN213147770U CN213147770U CN202022216775.6U CN202022216775U CN213147770U CN 213147770 U CN213147770 U CN 213147770U CN 202022216775 U CN202022216775 U CN 202022216775U CN 213147770 U CN213147770 U CN 213147770U
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Abstract
The utility model provides a displacement detection array, assembly, measuring device and multicontact digital imaging device relates to the oil field logging field, wherein, displacement detection array, a serial communication port, include: a plurality of probes (1); one end of each probe of the plurality of probes (1) is provided with a displacement detection mechanism (2); the displacement detection mechanism (2) is used for detecting the displacement change of each probe in the plurality of probes (1); the problems that the cost is too high and the time consumption is too long in the conventional junk fishing are solved.
Description
Technical Field
The utility model relates to an oil field, a displacement detection array, assembly, measuring device and multicontact digital imaging device specifically says so.
Background
In the construction process of the logging operation, due to various reasons such as well conditions and the like, the condition that a logging underground instrument falls into a well can occur, fishing operation is required, and the most important work of the fishing operation is to detect the depth and the shape of a falling object clearly.
The traditional method is lower electrode or magnetic positioning, the fish touching instrument is used for displaying the resistance depth, but the shape and the state of the top of a falling object cannot be displayed, and for special conditions, in order to master whether the falling object is centered in a well or attached to the well wall, the traditional method uses a lead stamp form, a mold is placed down through a drilling tool or is placed down through a cable, and the lead stamp is formed through high-speed undershoot.
Disclosure of Invention
In view of this, the utility model provides a displacement detection array, assembly, measuring device and multicontact digital imaging device to it is big to treat the formation of image object detection degree of difficulty in the present pit to solve, and the cost that the junk was salvaged is too high, the problem of overlength consuming time.
In a first aspect, the present invention provides a displacement detection array, which comprises: a plurality of probes;
one end of each probe of the plurality of probes is provided with a displacement detection mechanism;
the displacement detection mechanism is used for detecting the displacement change of each probe in the plurality of probes.
Preferably, the other end of each probe of the plurality of probes is a contact point;
the contact is used for being deformed under stress so as to drive the corresponding probe to generate displacement change.
Preferably, each probe is in the shape of a cone, and the tip of the cone is connected with the displacement detection mechanism.
Preferably, the displacement detecting mechanism includes: the elastic piece and the sensing element;
one end of the elastic piece is connected with one end of each probe of the plurality of probes, and the other end of the elastic piece is connected with the detection end of the sensing element;
the elastic piece is used for measuring the displacement change of each probe in the plurality of probes;
the sensing element is used for converting the displacement change into an electric signal.
In another aspect, the present invention provides an assembly, comprising: according to the displacement detection array and the fixing mechanism, each probe of the plurality of probes is inserted into the fixing mechanism;
the fixing mechanism is used for preventing each probe from deviating along the directions of two ends of the probe.
Preferably, the assembly further comprises: a protective housing;
the protection shell is sleeved outside the probes and/or the displacement detection mechanism and used for protecting the probes and/or the displacement detection mechanism.
Preferably, the fixing mechanism has a plurality of connecting holes, and the plurality of probes are respectively inserted into the fixing mechanism through the plurality of connecting holes.
On the other hand, the utility model provides a measuring device, include: a displacement detection array as described above; and/or an assembly as described above; the displacement detection mechanism is connected with the analog-digital conversion circuit;
and the analog-to-digital conversion circuit is used for converting the analog quantity of the displacement change into a digital quantity.
On the other hand, the utility model provides a multicontact digital imaging device, include: a displacement detection array as described above; and/or an assembly as described above; and/or a measuring device as described above; the displacement detection mechanism of each probe of the plurality of probes is connected with the terminal equipment;
the probes are used for detecting a plurality of displacement changes generated on the surface of an object to be imaged;
and the terminal equipment is used for imaging the surface of the object to be imaged according to the plurality of displacement changes.
Preferably, the object to be imaged is a falling object in a well by the multi-contact digital imaging device;
and/or, the multi-contact digital imaging device further comprises: a controller and an actuator;
the output end of the controller is connected with the actuating mechanism, and the actuating mechanism is connected with the displacement detection array or the assembly or the measuring device;
the controller is used for controlling the falling depth of the displacement detection array or the assembly or the measuring device at each time according to the set falling depth so as to detect a plurality of displacement changes generated on the surface of the object to be imaged.
Preferably, the controller further includes: a memory;
the memory is also connected with the terminal equipment and is used for storing the displacement information corresponding to the displacement changes and sending the displacement information to the terminal equipment.
The utility model discloses following beneficial effect has at least:
the utility model provides a displacement detection array, assembly, measuring device and multicontact digital imaging device to it is big to treat the formation of image object detection degree of difficulty in the present pit to solve, and the junk is salvaged with too high costs, the problem of overlength consuming time.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic plan view of a displacement detection array, an assembly, a measuring device and a multi-contact digital imaging device according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a displacement detection array, an assembly, a measuring device and a multi-contact digital imaging device according to an embodiment of the present invention;
FIG. 3 illustrates a schematic diagram of controller peripheral circuitry in accordance with an embodiment of the present disclosure.
Detailed Description
The present invention will be described below based on examples, but it should be noted that the present invention is not limited to these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. However, for parts not described in detail, those skilled in the art can fully understand the present invention.
Furthermore, those skilled in the art will appreciate that the drawings are provided for purposes of illustrating the objects, features, and advantages of the invention and are not necessarily drawn to scale.
Also, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, the meaning of "includes but is not limited to".
Fig. 1 is a schematic plan view of a displacement detection array, an assembly, a measuring device and a multi-contact digital imaging device according to an embodiment of the present invention; fig. 2 is a schematic perspective view of a displacement detection array, an assembly, a measuring device and a multi-contact digital imaging device according to an embodiment of the present invention.
As shown in fig. 1 and fig. 2, the present invention provides a displacement detecting array, including: a plurality of probes 1; one end of each probe of the plurality of probes 1 is provided with a displacement detection mechanism 2; the displacement detection mechanism 2 is configured to detect a displacement change of each of the plurality of probes 1. The plurality of probes 1 of the displacement detection array control the displacement detection array or the assembly or the measuring device to fall to a depth every time according to a set falling depth, and after a plurality of probes in the plurality of probes 1 contact the surface of an object to be imaged, the probes contacting the surface of the object to be imaged generate displacement change (a plurality of displacement information), so that the shape detection of the underground object to be imaged is realized, and the problem of high detection difficulty of the existing underground object to be imaged is solved.
In the embodiment of the present invention, the plurality of probes 1 are arranged together at a predetermined interval to form a displacement detection array.
For example, the number of the plurality of probes 1 is 50, and 50 of the plurality of probes 1 are arranged at a predetermined pitch (e.g., 5 mm). One end of each probe is a detection end, the other end of each probe is provided with a displacement detection mechanism 2, each probe can independently detect the displacement generated after contacting the surface of an object to be imaged, and the shape of the displacement detection array can be circular, square or other shapes.
In the present invention, the other end of each of the plurality of probes 1 is a contact; the contact is used for being deformed under stress so as to drive the corresponding probe to generate displacement change.
The embodiment of the utility model provides an in, whereabouts during the displacement detection array, after the contact of several probes in a plurality of probes 1 and the surface contact of waiting to form images the object, the contact atress of probe produces deformation, the contact of probe drives corresponding probe and produces the displacement changes, and the probe with the surface contact who waits to form images the object will produce displacement change (a plurality of displacement information), has realized waiting to form images the appearance detection of object in the pit. The object to be imaged is at the bottom of the well, after the displacement detection array falls to the bottom of the well, the displacement detection array completely covers the surface of the object to be imaged, the surface of the object to be imaged supports the contacts of the probes in the plurality of probes 1, the contacts of the probes shrink upwards, and the contacts of the plurality of shrunk probes form the surface shape of the object to be imaged.
In the present invention, the shape of each probe is a cone, and the tip of the cone is connected to the displacement detecting mechanism 2.
The utility model discloses in, displacement detection mechanism 2, include: the elastic piece and the sensing element; one end of the elastic member is connected with one end of each of the plurality of probes 1, and the other end of the elastic member is connected with the detection end of the sensing element; the elastic piece is used for measuring the displacement change of each probe in the plurality of probes 1 and maintaining the contact of the probe and the surface of the object to be imaged; the sensing element is used for converting the displacement change into an electric signal.
The utility model discloses in, after the contact of several probes in a plurality of probes 1 and the surface contact of waiting to form images the object, the contact atress of probe produces deformation, the contact of probe drives corresponding probe and produces the displacement changes, will produce displacement change (a plurality of displacement information) with the probe of waiting to form images the surface contact of object, the elastic component shrink produces deformation, the elastic component to with wait to form images the surface contact of object and produce the probe that the displacement changes exerts force, the probe contact fully contacts with the surface of waiting to form images the object. When the displacement detection array is lifted up, the elastic piece restores to deform, and the probe which is in contact with the surface of the object to be imaged and generates the displacement change restores to the previous state.
In an embodiment of the present invention, the sensing element may be a displacement sensor, for example: a sliding resistance sensor or a magnetic induction sensor. One end of the elastic piece is connected with one end of each probe of the plurality of probes 1, and the other end of the elastic piece is connected with the detection end of the displacement sensor; and the displacement sensor is used for converting the displacement change into an electric signal.
In the embodiment of the present invention, the elastic member is a spring, and the spring is sleeved at one end of each of the plurality of probes 1. Specifically, the spring is sleeved at the tip of the cone. The cross section of one side of the spring sleeve is connected or in contact connection with the sensing element, a contact of the probe drives the corresponding probe to generate displacement change, the displacement change is compressed by the spring and transmitted to the sensing element, and the displacement change is converted into an electric signal by the sensing element.
As shown in fig. 1 and 2, the present invention provides an assembly, including: as described above, in the displacement detection array and the fixing mechanism 4, each of the plurality of probes 1 is inserted into the fixing mechanism 4; the fixing mechanism 4 is used for preventing each probe from deviating along the direction of two ends of the probe.
The utility model discloses in, the assembly, still include: a protective casing 5; the protection shell 5 is sleeved outside the plurality of probes 1 and/or the displacement detection mechanism 2 and is used for protecting the plurality of probes 1 and/or the displacement detection mechanism 2.
The utility model discloses in, fixed establishment 4 has a plurality of connecting holes, a plurality of probes 1 pass through respectively a plurality of connecting holes with fixed establishment 4 pegs graft.
The utility model discloses in, can design the position of a plurality of connecting holes according to setting for the interval, also can design the position of a plurality of connecting holes according to the benchmark interval. For example, the reference pitch is 1mm, that is, the distance between the centers of the connection holes of 2 probes is 1mm, and the set pitch may be a multiple of the reference pitch, for example: 2mm, 3mm, etc.
As shown in fig. 1 and fig. 2, the utility model provides a measuring device includes: a displacement detection array as described above; and/or an assembly as described above; the displacement detection mechanism 2 is connected with an analog-to-digital conversion circuit 6; and the analog-to-digital conversion circuit 6 is used for converting the analog quantity of the displacement change into a digital quantity. The analog-to-digital conversion circuit 6 is an AD conversion circuit, and the analog-to-digital conversion circuit 6 converts the analog quantity of the displacement change into a digital quantity. Specifically, the analog-to-digital conversion circuit 6 is connected to the output end of the sensing element, and is configured to convert the analog electrical signal output by the sensing element into a digital electrical signal. The AD conversion circuit is a conventional circuit that is customary to those skilled in the art and will not be described in detail here.
As shown in fig. 1 and fig. 2, the present invention provides a multi-contact digital imaging device, including: a displacement detection array as described above; and/or an assembly as described above; and/or a measuring device as described above; the displacement detection mechanism 2 of each probe of the plurality of probes 1 is connected with a terminal device; the probes 1 are used for detecting a plurality of displacement changes generated on the surface of an object to be imaged; and the terminal equipment is used for imaging the surface of the object to be imaged according to the plurality of displacement changes.
Specifically, when the displacement detecting array is completely covered on the surface of the object to be imaged, the surface of the object to be imaged supports the contacts of several probes in the plurality of probes 1, the contacts of the probes are contracted upwards, and the contacts of the plurality of contracted probes form the surface shape of the object to be imaged. The problems that the existing underground object to be imaged is high in detection difficulty, and the cost and the time consumption for salvaging the fallen objects are too high are solved.
In the embodiment of the present invention or other possible embodiments, the terminal device may be one or more of a ground measurement system dedicated for well logging, a User Equipment (UE), a mobile device, a User terminal, a cellular phone, a cordless phone, a Personal Digital Assistant (PDA), a handheld device, a computing device, a vehicle-mounted device, and a wearable device.
In an embodiment of the present invention, the displacement detecting array or the assembly or the measuring device is connected to the terminal device through a communication circuit; the communication circuit is configured to send the plurality of displacement changes to the terminal device.
In an embodiment of the present invention or other possible embodiments, the communication circuit may select an existing communication circuit and may select a wireless communication module, for example: one or more of a gprs module, a bluetooth module, an infrared module and an FM module.
The utility model discloses in, multicontact digital imaging device, it is the junk in the pit to treat the formation of image object. For example: a fish-top shaped drop down.
The utility model discloses in, multicontact digital imaging device, still include: a controller and an actuator; the output end of the controller is connected with the actuating mechanism, and the actuating mechanism is connected with the displacement detection array or the assembly or the measuring device; the controller is used for controlling the falling depth of the displacement detection array or the assembly or the measuring device at each time according to the set falling depth so as to detect a plurality of displacement changes generated on the surface of the object to be imaged.
In an embodiment of the present invention or other possible embodiments, the actuator may be a stepping motor, an output end of the stepping motor is connected to a wire barrel (wire rod) through a coupling, the wire barrel is wound with a connecting wire, and the connecting wire is connected to the displacement detecting array or the assembly or the measuring device; the controller is used for controlling the actuating mechanism to rotate according to a set falling depth (for example, if the set falling depth is 1 meter, the actuating mechanism rotates for 2 circles), and the actuating mechanism falls the displacement detection array or the assembly or the measuring device according to the set falling depth so as to detect a plurality of displacement changes generated on the surface of the object to be imaged.
The controller further includes: a memory; the memory is also connected with the terminal equipment and is used for storing the displacement information corresponding to the displacement changes and sending the displacement information to the terminal equipment.
In the present invention, the controller may use an Application Specific Integrated Circuit (ASIC), a Digital Signal Processor (DSP), a Digital Signal Processing Device (DSPD), a Programmable Logic Device (PLD), a Field Programmable Gate Array (FPGA), a controller, a microcontroller, a microprocessor, and other electronic components.
FIG. 3 illustrates a schematic diagram of controller peripheral circuitry in accordance with an embodiment of the present disclosure. The controller may use a microprocessor, in fig. 3, the controller is usually a single chip microcomputer or a controller such as a PLC, but the controller of the present invention is preferably a single chip microcomputer; because controllers such as PLC generally are expensive, and the price is generally between several thousand to several tens of thousands, but the price of singlechip is between several mao to several money, consequently the utility model discloses a controller is preferred singlechip. Such as: singlechip STC 89751. The controller is a singlechip CPU1 (namely a singlechip STC 89751), the singlechip CPU1 is provided with 22 pins (pin 1-pin 22), a pin 9 of the singlechip CPU1 is connected with a power supply VCC through a filter capacitor C1, and a pin 9 of the singlechip CPU1 is also connected with ground GND through a first resistor R1; pins 18 and 19 of the singlechip CPU1 are respectively connected with two ends of a crystal oscillator Y1, and two ends of the crystal oscillator Y1 are respectively connected with ground GND through a second capacitor C2 and a third capacitor C3; 20 pins of the singlechip CPU1 are connected with the ground GND; pin 40 of the singlechip CPU1 is connected with a power supply VCC.
Other pins of the single chip microcomputer CPU1 can be respectively connected with the output ends of the displacement detection mechanisms 2 corresponding to the probes 1 and connected with terminal equipment. Specifically, the other pins of the single chip CPU1 may be extended by time division multiplexing.
The above-mentioned embodiments are merely embodiments for expressing the invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions, modifications, etc. can be made without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A displacement sensing array, comprising: a plurality of probes (1);
one end of each probe of the plurality of probes (1) is provided with a displacement detection mechanism (2);
the displacement detection mechanism (2) is used for detecting the displacement change of each probe in the plurality of probes (1).
2. The displacement detecting array according to claim 1, wherein each of the plurality of probes (1) has a contact at the other end;
the contact is used for being deformed under stress so as to drive the corresponding probe to generate displacement change.
3. The displacement detection array according to claim 1, wherein each probe is shaped as a cone, the tip of the cone being connected to the displacement detection mechanism (2).
4. A displacement detection array according to any of claims 1-3, wherein the displacement detection mechanism (2) comprises: the elastic piece and the sensing element;
one end of the elastic piece is connected with one end of each probe of the probes (1), and the other end of the elastic piece is connected with the detection end of the sensing element;
the elastic piece is used for measuring the displacement change of each probe in the plurality of probes (1);
the sensing element is used for converting the displacement change into an electric signal.
5. An assembly, comprising: displacement detection array according to any one of claims 1 to 4, and a fixing means (4), characterised in that each probe of said plurality of probes (1) is plugged into said fixing means (4);
the fixing mechanism (4) is used for preventing each probe from deviating along the directions of two ends of the probe.
6. The assembly of claim 5, further comprising: a protective housing (5);
the protection shell (5) is sleeved outside the probes (1) and/or the displacement detection mechanism (2) and used for protecting the probes (1) and/or the displacement detection mechanism (2).
7. Assembly according to claim 5 or 6, wherein the fixing means (4) have a plurality of connection holes through which the plurality of probes (1) are respectively plugged with the fixing means (4).
8. A measurement device, comprising: the displacement detection array of any one of claims 1-4; and/or an assembly according to any of claims 5-7; the displacement detection mechanism (2) is connected with an analog-to-digital conversion circuit (6);
the analog-to-digital conversion circuit (6) is used for converting the analog quantity of the displacement change into a digital quantity.
9. A multi-contact digital imaging apparatus, comprising: the displacement detection array of any one of claims 1-4; and/or an assembly according to any of claims 5-7; and/or a measuring device according to claim 8; the displacement detection mechanism (2) of each probe of the plurality of probes (1) is connected with a terminal device; the probes (1) are used for detecting a plurality of displacement changes generated on the surface of an object to be imaged;
and the terminal equipment is used for imaging the surface of the object to be imaged according to the plurality of displacement changes.
10. The multi-contact digital imaging device of claim 9, wherein the object to be imaged is a borehole;
and/or, further comprising: a controller and an actuator;
the output end of the controller is connected with the actuating mechanism, and the actuating mechanism is connected with the displacement detection array or the assembly or the measuring device;
the controller is used for controlling the falling depth of the displacement detection array or the assembly or the measuring device at each time according to the set falling depth so as to detect a plurality of displacement changes generated on the surface of the object to be imaged.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022216775.6U CN213147770U (en) | 2020-10-09 | 2020-10-09 | Displacement detection array, displacement detection assembly, displacement detection measuring device and multi-contact digital imaging device |
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| CN202022216775.6U CN213147770U (en) | 2020-10-09 | 2020-10-09 | Displacement detection array, displacement detection assembly, displacement detection measuring device and multi-contact digital imaging device |
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| CN213147770U true CN213147770U (en) | 2021-05-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112255701A (en) * | 2020-10-09 | 2021-01-22 | 中国石油天然气集团有限公司 | Multi-contact underground falling object imaging method and device, electronic equipment and storage medium |
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2020
- 2020-10-09 CN CN202022216775.6U patent/CN213147770U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112255701A (en) * | 2020-10-09 | 2021-01-22 | 中国石油天然气集团有限公司 | Multi-contact underground falling object imaging method and device, electronic equipment and storage medium |
| CN112255701B (en) * | 2020-10-09 | 2024-05-24 | 中国石油天然气集团有限公司 | Multi-contact downhole junk imaging method and device, electronic equipment and storage medium |
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