CN116539984A - Detection device and detection method - Google Patents

Detection device and detection method Download PDF

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Publication number
CN116539984A
CN116539984A CN202310413060.5A CN202310413060A CN116539984A CN 116539984 A CN116539984 A CN 116539984A CN 202310413060 A CN202310413060 A CN 202310413060A CN 116539984 A CN116539984 A CN 116539984A
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CN
China
Prior art keywords
relay group
detection
main control
control module
electrically connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202310413060.5A
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Chinese (zh)
Other versions
CN116539984B (en
Inventor
闫涛
夏成飞
刘珩
武万鹏
黄益耿
尹毅阳
司小飞
庄熊健
李应华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Petrochina Logging Atlas Cooperative Service Co
Original Assignee
Petrochina Logging Atlas Cooperative Service Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Petrochina Logging Atlas Cooperative Service Co filed Critical Petrochina Logging Atlas Cooperative Service Co
Priority to CN202310413060.5A priority Critical patent/CN116539984B/en
Publication of CN116539984A publication Critical patent/CN116539984A/en
Application granted granted Critical
Publication of CN116539984B publication Critical patent/CN116539984B/en
Active legal-status Critical Current
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/04—Housings; Supporting members; Arrangements of terminals
    • G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
    • G01R1/0416—Connectors, terminals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity

Abstract

The embodiment of the invention discloses a detection device and a detection method, which relate to the technical field of data processing, wherein the device comprises a protective shell, a main control module, a detection module and a detection joint, the detection module comprises a first relay group and a second relay group, one end of the first relay group and one end of the second relay group are electrically connected with the detection joint, the other end of the first relay group and the other end of the second relay group are electrically connected with the main control module, the detection module and the main control module are both fixed in an enclosed space formed by the protective shell, the main control module is used for detecting the communication state between the main control module and control equipment externally connected with the main control module, receiving detection signals sent by the control equipment, and the main control module is used for obtaining target measurement parameters under different on-off states of the relay groups and generating detection results according to the target measurement parameters and preset parameters. The whole detection process reduces the manual participation, has high detection accuracy, and can ensure the safe use of equipment to be detected such as logging instruments.

Description

Detection device and detection method
Technical Field
The invention relates to the technical field of instrument detection, in particular to a detection device and a detection method.
Background
Logging equipment has great significance for petroleum exploration and development, and by using the logging equipment and the logging technology to detect a mine, various physical information such as force, heat, nuclear and the like in an underground environment can be effectively collected, the data information is analyzed to effectively explain the thickness and the position of a hydrocarbon reservoir in the range of an oil field, and some performance parameters related to exploitation can be determined. Meanwhile, the logging equipment is also a high-precision and high-price geological oil reservoir measuring instrument, and various types of logging instruments are adopted, so that a series of on-off and insulation inspection are needed before each time of use in order to ensure the stable performance and safe use of the logging instrument. The existing inspection mode for logging equipment still has more manual operation and high detection error rate, and the performance stability and the safe use of logging instruments cannot be ensured.
Disclosure of Invention
In view of the foregoing, it is an object of the present application to provide a detection device and a detection method, which can solve at least some of the above problems.
In a first aspect, an embodiment of the present application provides a detection apparatus, the detection apparatus includes a protective housing, a main control module, a detection module and a detection joint, the detection module includes a first relay group and a second relay group, the first relay group is electrically connected to the second relay group, one end of the first relay group and one end of the second relay group are electrically connected to the detection joint, the other end of the first relay group and the other end of the second relay group are electrically connected to the main control module, the detection module and the main control module are both fixed in an enclosure space formed by the protective housing,
The detection joint is used for externally receiving detection equipment;
the main control module is used for detecting a communication state between the main control module and control equipment externally connected with the main control module, and receiving a detection signal sent by the control equipment under the condition that the communication state is detected to be normal, wherein the detection signal is used for indicating the on-off of the first relay group and/or the second relay group;
the main control module is also used for obtaining target measurement parameters under different on-off states of the first relay group and/or the second relay group, and generating detection results according to the target measurement parameters and preset parameters.
In a possible implementation manner, one end of the detection joint is electrically connected with the first relay set and the second relay set through preset cables respectively, and the other end of the detection joint is electrically connected with the equipment to be detected;
the number of the cable cores of the preset cable is larger than or equal to the number of the cable cores of the cable applicable to the equipment to be detected.
In a possible implementation manner, the detection device further comprises at least one aviation interface and at least one contact switch, and each aviation interface is provided with one contact switch correspondingly;
The preset cable is used for being electrically connected with the first relay group and/or the second relay group through the aviation interface, the contact switch is electrically connected with the main control module, and the contact switch is used for indicating the communication state of the aviation interface.
In one possible implementation manner, the contact switch comprises a pressing contact, an opened through hole, an insulating protection sleeve, a spring, a first connecting contact point and a second connecting contact point, wherein the through hole is used for fixing the contact switch by matching with a screw, and the insulating protection sleeve is used for isolating the first connecting contact point and the second connecting contact point;
under the condition that the preset cable is electrically connected with the first relay group and/or the second relay group through the aviation interface, the pressing contact moves under the acting force of the preset cable, the first connecting contact is communicated with the second connecting contact, and the first connecting contact is electrically connected with the second connecting contact to indicate that the preset cable is successfully electrically connected with the first relay group and/or the second relay group.
In one possible implementation, the first relay set and the second relay set each include at least 64 relays, the detection device further includes an ohmmeter, a data storage module, and at least two measurement terminals, the data storage module is configured to store resistance data generated by the ohmmeter, where,
Each measuring end is electrically connected with one relay in one relay group, and the measuring ends are used for being matched with the ohmmeter to obtain the target measuring parameters;
one end of the ohm meter is electrically connected with each measuring end through a control switch, the other end of the ohm meter is electrically connected with the data storage module, and the data storage module is electrically connected with the main control module.
In one possible implementation, the detection device further comprises a display, an adjusting button contact, a reset button contact and a measurement button contact, wherein the display and the adjusting button contact are respectively and electrically connected with the data storage module, the reset button contact and the detection button contact are respectively and electrically connected with the main control module,
the display is used for displaying the target measurement parameters;
the adjusting button contact is used for generating an adjusting signal, and the adjusting signal is used for adjusting the display state of the target measurement parameter on the display;
the reset button contact is used for generating a reset signal, and the reset signal is used for indicating the main control module to control the first relay group and/or the second relay group to be kept disconnected;
the measurement button contact is used for generating a measurement signal, and the measurement signal is used for indicating the main control module to start measurement.
In one possible implementation manner, the detection device further comprises a power interface, wherein the power interface is used for externally connecting a power supply, and the power interface is respectively and electrically connected with the main control module and the data storage module.
In a possible embodiment, the protective housing further comprises side panels, a bottom panel and a cover panel, the detection device further comprises at least two handles, wherein,
the handle is detachably connected with the protective shell through bolts;
the bottom plate and the cover plate are detachably connected with the side plates through bolts respectively.
In a second aspect, an embodiment of the present application provides a detection method, applied to a detection device, where the detection device includes a protection shell, a main control module, a detection module and a detection joint, where the detection module includes a first relay group and a second relay group, the first relay group is electrically connected to the second relay group, one end of the first relay group and one end of the second relay group are electrically connected to the detection joint, the other end of the first relay group and the other end of the second relay group are electrically connected to the main control module, and the detection module and the main control module are both fixed in an enclosure space formed by the protection shell, and the detection joint is used for externally receiving a detection device, where the detection method includes:
The main control module detects a communication state between the main control module and control equipment externally connected with the main control module;
when the main control module detects that the communication state is normal, the main control module receives a detection signal sent by the control equipment, wherein the detection signal is used for indicating the on-off of the first relay group and/or the second relay group;
the main control module obtains target measurement parameters under different on-off states of the first relay group and/or the second relay group, and generates detection results according to the target measurement parameters and preset parameters.
In one possible implementation manner, the detection device further includes a reset button contact, where the reset button contact is electrically connected to the main control module, and after the main control module detects that the communication state is normal, the method further includes:
the main control module acquires pulse signals generated by the reset button contacts according to preset time intervals, and generates reset instructions according to the pulse signals, wherein the reset instructions are used for indicating all relay groups to be kept disconnected.
The application provides a detection device, including the protective housing, the main control module, detection module and detection connect, detection module includes first relay group and second relay group, first relay group electricity is connected the second relay group, detection connects is connected to the one end electricity of first relay group and second relay group, main control module is connected to the other end electricity of first relay group and second relay group, detection module and main control module all fix in the enclosure space that protective housing formed, wherein, detection connects and is used for the external check out equipment, main control module is used for receiving detection signal, wherein, detection signal is used for instructing the break-make of first relay group and/or second relay group, main control module still is used for obtaining target measurement parameter under the different break-make states of first relay group and/or second relay group, and according to target measurement parameter and preset parameter generation testing result, manual participation has been reduced in whole testing process and the rate of accuracy of detection is high, the safe handling of check out equipment such as logging instrument has been guaranteed, and its life is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being understood that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an application scenario diagram of a detection device provided in an embodiment of the present application;
fig. 2 is a schematic diagram of a casing of a protective casing included in a detection device according to an embodiment of the present application;
fig. 3 is a schematic diagram of an aviation interface and a contact switch on a base plate included in a detection device according to an embodiment of the present application;
fig. 4 is a schematic connection diagram of a relay set included in a detection apparatus according to an embodiment of the present application;
FIG. 5 is a diagram illustrating an internal structure of a detection device according to an embodiment of the present application;
fig. 6 is a physical diagram of a device to be detected related to a detection device provided in an embodiment of the present application;
fig. 7 is a schematic structural diagram of a contact switch included in a detection device according to an embodiment of the present application;
fig. 8 is a schematic structural diagram of a preset cable included in a detection device according to an embodiment of the present application;
fig. 9 is a schematic diagram of a wiring related to a detection device according to an embodiment of the present application;
FIG. 10 is a schematic diagram of another connection related to a detection device according to an embodiment of the present disclosure;
FIG. 11 is a schematic diagram of another connection of a detection device according to an embodiment of the present disclosure;
Fig. 12 is a method flowchart of a detection method according to an embodiment of the present application.
Icon:
a control device 10, a device to be detected 11;
the device comprises a detection device 100, a protective shell 110, side plates 111, a bottom plate 112, a cover plate 113, a handle 114, bolts 115, a main control module 120, a detection module 130, a detection joint 140 and an aviation interface 150;
a display 210, a measurement button 220, a reset button 230, an adjustment button 240, and a switch button 250;
the contact switch 320, the pressing contact 321, the through hole 322, the insulating protective sleeve 323, the spring 324, the first contact point 325 and the second contact point 326;
a data storage module 510;
first relay group R 1 Second relay group R 2 Third relay group R 3 Fourth relay group R 4 Ohm meter M.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are 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 present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
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.
The various embodiments of the present application summarize again, the expression "or" at least one of a or/and B "includes any or all combinations of the words listed simultaneously. For example, the expression "a or B" or "at least one of a or/and B" may include a, may include B or may include both a and B.
In the description of the present application, it should be noted that, if the terms "upper," "lower," "inner," "outer," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present application and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that, without conflict, features in embodiments of the present application may be combined with each other.
Referring to fig. 1, fig. 1 is an application scenario diagram of a detection apparatus 100 according to an embodiment of the present application, and each component of the detection apparatus 100 will be described in detail below.
The detection device 100 includes a protective housing 110, a main control module 120, a detection module 130, and a detection joint 140, wherein the detection module 130 includes a first relay group R 1 And a second relay group R 2 First relay group R 1 Electrically connected with the second relay group R 2 One end of the first relay group R1 and the second relay group R 2 Is electrically connected to the detecting connector 140, and the first relay group R 1 And the other end of the second relay group R 2 The other end of the protection housing 110 is electrically connected to the main control module 120, the detection module 130 and the main control module 120 are both fixed in an enclosed space formed by the protection housing 110, wherein,
the detection joint 140 is used for externally receiving the detection equipment 11;
the main control module 120 is configured to detect a communication state between the main control module 120 and the control device 10 connected to the main control module 120, and receive a detection signal sent by the control device 10 when the detected communication state is normal, where the detection signal is used to indicate the first relay group R 1 And/or a second relay group R 2 Is connected with the power supply;
the main control module 120 is also configured to obtain the first relay group R 1 And/or a second relay group R 2 The method comprises the steps of obtaining target measurement parameters under different on-off states, and generating detection results according to the target measurement parameters and preset parameters.
Referring to fig. 1, the device to be detected 11 includes logging instruments of various types, the control device 10 includes a computer device, a smart phone, and other smart devices with communication function and signal receiving function, and the first relay set R 1 And a second relay group R 2 Not shown.
Specifically, the protective casing 110 can play a role in protecting the detection device 100, and can effectively fix the detection module 130 and the main control module 120 or other functional modules in the detection device 100, so as to avoid the detection device 100 from loosening caused by vibration such as falling and collision, for example, of the detection module 130 and the main control module 120, thereby causing device failure and further failing to realize measurement of the equipment 11 to be detected.
The main control module 120 includes a chip with functions of signal receiving, signal transmitting, signal buffering and basic data processing, which is not limited herein.
The detection module 130 is capable of passing through the first relay group R 1 And/or a second relay group R 2 The detection of the device 11 to be detected is completed rapidly. Specifically, the main control module 120 can quickly implement the third relay set R1 and/or the fourth relay set R1 according to the received detection signalThe on-off control of the second relay group R2, and the detection module 130 cooperates with the detection joint 140 to communicate with the equipment 11 to be detected, so that the detection of the equipment 11 to be detected can be completed rapidly, the scene that the equipment 11 to be detected is checked one by one manually before the equipment 11 to be detected is used each time is reduced, the manual person is reduced, and the detection accuracy can be improved.
As can be seen from the above analysis, in the detection device provided in this embodiment, the detection signal received by the main control module indicates the on/off state of the first relay group and/or the second relay group in the detection module, the main control module obtains the target measurement parameters in different on/off states of the first relay group and/or the second relay group, and generates the detection result according to the target measurement parameters and the preset parameters, so as to complete the detection of the equipment to be detected, such as the logging instrument, thereby reducing the manual participation in the whole detection process, improving the detection accuracy, ensuring the safe use of the equipment to be detected, such as the logging instrument, and prolonging the service life of the equipment to be detected.
Referring to fig. 2, fig. 2 is a schematic view of a housing of a protective housing 110 included in a detection device 100 according to an embodiment of the present application, optionally, the protective housing 110 includes a side plate 111, a bottom plate 112, and a cover plate 113, and the detection device 100 further includes at least two handles 114, where,
the handle 114 is detachably connected with the protective housing through bolts 115;
the bottom plate 112 and the cover plate 113 are detachably connected by bolts 115 and the side plates 111, respectively.
In this embodiment, the three boards of the bottom board 112, the cover board 113 and the side board 111 form an enclosed space, and the enclosed space can be used for placing the main control module 120 and the detection module 130 in the above embodiment and other hardware to be placed, and the bottom board 112 and the cover board 113 can be detachably connected with the side board 111 through bolts 115 respectively, so that quick assembly and disassembly are facilitated. The handle 114 detachably connected with the cover plate 113 increases portability of the detection device 100, and expands applicable scenes of the detection device 100.
In some embodiments, the bottom plate 112 and the cover plate 113 may be adhered to the side plate 111 by waterproof glue, and then the bottom plate 112 and the cover plate 113 may be detachably connected to the side plate 111 by bolts 115, so that the waterproof performance of the detection device 100 may be improved, and the applicable scenario of the detection device 100 may be further expanded.
In one possible embodiment, the detection device 100 further includes a display 210, an adjustment button, a reset button contact, and a measurement button contact as in fig. 2, the display 210 and the adjustment button being electrically connected to the data storage module 510, respectively, the reset button contact and the detection button contact being electrically connected to the main control module 120, respectively, wherein,
the display 210 is used for displaying the target measurement parameters;
the adjustment button is used to generate an adjustment signal for adjusting the display state of the target measurement parameter on the display 210;
the reset button contact is used for generating a reset signal, and the reset signal is used for indicating the main control module 120 to control the relay group to keep open;
the measurement button contacts are used to generate measurement signals that instruct the main control module 120 to begin measurements.
The display 210 in this embodiment may be used to display the acquired target measurement parameters in the above embodiment, where the adjustment buttons include up-down, left-right selection button contacts and confirm and return button contacts, and all the button contacts in this embodiment are correspondingly provided with physical buttons such as a measurement button 220, a reset button 230 and an adjustment button 240, and all the buttons are embedded on the cover plate 113 of the protective housing 110.
In some embodiments, the detection device 100 further includes a switch button contact electrically connected to the main control module 120, where the switch button contact is correspondingly provided with a physical button such as switch button 250 in fig. 2, to trigger the switch button 250 and to enable the detection device 100 to be turned on and off.
In some embodiments, the display screen may also be used to display the predetermined cable and the first relay set R 1 And/or a second relay group R 2 The first and second connection points are electrically connected to the main control module 120 in a state that one end of the preset cable is completely inserted into the air interface 150The contact contacts generate an electric signal and transmit the electric signal to the main control module 120, the main control module 120 sends a display instruction to the display screen after receiving the electric signal, the display instruction is used for indicating the display screen to display 'on', and the preset cable and the first relay group R can be clearly displayed through the display screen 1 And/or a second relay group R 2 Is convenient for rapid troubleshooting in the abnormal state of the detection device 100.
In one possible embodiment, one end of the detection connector 140 is electrically connected to the first relay group R through a preset cable, respectively 1 And a second relay group R 2 The other end of the detection joint 140 is electrically connected to the device to be detected 11;
the number of cores of the preset cable is greater than or equal to the number of cores of the cable suitable for the device 11 to be detected.
Specifically, the preset cables can be used as jumpers, so that the connection between the equipment 11 to be detected, such as a logging instrument, and the detection device 100 can be realized, and the number of cable cores of the preset cables used by the detection device 100 in this embodiment is greater than or equal to the number of cable cores of the cables suitable for the equipment 11 to be detected, such as the logging instrument, so that the integrity and the accuracy of the detection of the equipment 11 to be detected, such as the logging instrument, can be ensured.
In one possible embodiment, the first relay group R 1 And a second relay group R 2 Each comprising at least 64 relays, the detection device 100 further comprises an ohmmeter M, a data storage module 510 and at least two measurement terminals, the data storage module 510 being adapted to store resistance data generated by the ohmmeter M, wherein,
each measuring end is electrically connected with one relay in one relay group, and the measuring ends are used for obtaining target measuring parameters by matching with an ohmmeter MM;
one end of the ohmmeter M is electrically connected with each measuring end through a control switch, the other end of the ohmmeter M is electrically connected with the data storage module 510, and the data storage module 510 is electrically connected with the main control module 120.
The ohmmeter M in this embodiment may be used to complete measurement of the device 11 to be detected, such as a logging instrument, in cooperation with each measurement end, specifically, to eachFirst relay group R including 64 relays 1 And a second relay group R 2 For example, a first relay group R 1 And a second relay group R 2 Respectively provided with a measuring end, and after the detection is started, the main control module 120 sequentially realizes the first relay group R according to the received detection signals 1 Is provided with 64 relays and a second relay group R 2 The 64 relays of the well logging instrument are controlled to be on-off with the respective measuring ends, and then detection of one end of the well logging instrument is completed.
In some embodiments, the gear of the ohmmeter M includes at least 3 gears, such as a gear of 0 Ω to 10 Ω, a gear of 10 Ω to 100 Ω, and a gear of 100 Ω to infinity Ω, and in particular measurements, the ohmmeter M needs to first shift to a maximum resistance gear, such as a gear of 100 Ω to infinity Ω, and when the measured value is less than 100 Ω, the ohmmeter M can automatically shift to a gear of 10 Ω to 100 Ω, and so on.
Referring to fig. 3, fig. 3 is a schematic diagram of an air interface 150 and a contact switch 320 on a base 112 of a detection device 100 according to an embodiment of the present disclosure.
In one possible embodiment, the detection device 100 further includes at least one air interface 150 and at least one contact switch 320, where each air interface 150 is provided with one contact switch 320;
the preset cable is used for electrically connecting the first relay group R through the aviation interface 150 1 And/or a second relay group R 2 The contact switch 320 is electrically connected to the main control module 120, and the contact switch 320 is used for indicating the communication state of the air interface 150.
The air interface 150 in this embodiment may be used to connect the device 11 to be detected, such as a logging instrument, with the detecting device 100, where the type of the air interface 150 may be selected according to the number of cable cores of the cable suitable for the device 11 to be detected, such as the logging instrument, and generally includes a 56-core air interface 150 and a 32-core air interface 15028-core air interface 150, which may be selected according to circumstances.
The contact switch 320 in this embodiment may be used to reflect the connection state of the air interface 150, where the contact switch 320 is triggered when the preset cable is connected to the air interface 150, and the main control module 120 receives an electrical signal generated after the contact switch 320 is triggered.
For clarity of illustration of the first relay group R 1 Second relay group R 2 Referring to fig. 4, fig. 4 is a schematic connection diagram of a relay set included in a detection apparatus 100 according to an embodiment of the present application, where J 1 、J 2 、J 3 Respectively, an air interface 150 as in fig. 3, J in the illustration 1 、J 2 、J 3 56 core aircraft interface 150, 32 core aircraft interface 150, and 48 core aircraft interface 150, R, respectively 1 For the first relay group R 1 ，r 1-1 To r 1-64 For the first relay group R 1 Of the 64 relays, R 2 For the first relay group R 1 ，r 2-1 To r 2-64 Is a second relay group R 2 Of the 64 relays, L 1 And L 2 Are all measuring ends. Specifically, J 1 1# to 32# cores and J 2 The 1# to 32# cores are correspondingly connected, J 1 1# to 28# cores, J 2 The # 1-28 core of (C) and the # 1-28 core of J3 are correspondingly connected. J (J) 1 1# to 56# of the group. J (J) 1 The 1# to 56# cores of (C) are respectively and correspondingly connected with R 1 Relay r of (2) 1-1 、r 1-2 、……r 1-56 And R is 2 Relay r of (2) 1-1 、r 1-2 、……r 1-56 . The housing of the device 11 to be tested, such as a logging instrument, is shielded by the cable shielding metal layer of the predetermined cable, the housing of the air interface 150 and R 1 Relay r of (2) 1-64 、R 2 Relay r 2-64 Is connected with each other.
Also, the first relay group R 1 And a second relay group R 2 By presetting the cable connection detection joint 140 and electrically connecting the detection joint 140 to the other end of the device 11 to be detected, such as a logging instrument, taking the detection manner of the one end of the device 11 to be detected, such as the logging instrument, as an example, in the above embodiment, the detection of the other end of the device 11 to be detected, such as the logging instrument, may be achieved in the same manner.
Referring to fig. 5, fig. 5 is an internal structure diagram of a detection device 100 according to an embodiment of the present application.
In some embodiments, the detection device 100 further includes a third relay set R 3 And a fourth relay group R 4 If the first relay group R in the above embodiment is used 1 And a second relay group R 2 Detecting one end of a device 11 to be detected, e.g. a logging instrument, a third relay set R 3 And a fourth relay group R 4 The other end of the device 11 to be detected, such as a logging instrument, may be detected. Specifically, a third relay group R 3 And a fourth relay group R 4 Each comprising at least 64 relays, a third relay group R 3 And a fourth relay group R 4 Reference is made to the first relay group R for details 1 And a second relay group R 2 Is not described in detail herein. Wherein J is 4 、J 5 、J 6 Reference may be made to the above embodiments for J 1 、J 2 、J 3 Description of L 3 、L 4 All are measuring ends, and M is an ohmmeter.
Through a first relay group R 1 Second relay group R 2 Third relay group R 3 And a fourth relay group R 4 Detection of the two ends of the equipment 11 to be detected, such as a logging instrument, can be completed, manual parameters are further reduced, and the automation degree of the detection process is high.
It should be noted that, the device to be detected 11 in this embodiment includes a logging instrument, that is, the detection apparatus 100 of this embodiment can implement detection on the logging instrument. For ease of understanding, referring to fig. 6, fig. 6 is a physical diagram of a device to be detected 11 related to a detection apparatus 100 provided in an embodiment of the present application, where fig. 6 (a) and (b) are respectively two ends of a logging tool, and one end of the logging tool is, for example, shown in fig. 6 (b), where the end includes a disc containing 32 fine pins and having an area less than 20 square centimeters, and under normal operation of the logging tool, the 32 fine pins and the casing of the logging tool at the end are in an insulating state, and under normal operation of the logging tool for different specifications, the resistance between some of the fine pins is constant or within a certain variation range. Accordingly, the other end of the tool is in normal operation, as shown in fig. 6 (a), the 32 holes on the end are insulated from the tool housing, and the resistance between the holes is also constant or within a range of variation for different gauges of tools.
The detection device 100 in this embodiment can implement the detection on the first relay group R based on the detection signal received by the main control module 120 1 And/or a second relay group R 2 On-off control of the first relay group R 1 And/or a second relay group R 2 The on-off state of the device 11 to be detected, such as a pin on one end of a logging tool, and a casing of the logging tool, or a part of the pin, and the target measurement parameter is obtained, which may be understood as a resistance between a hole on the other end of the device 11 to be detected, such as the logging tool, and the casing of the logging tool, or a part of the hole.
The preset parameters in this embodiment include insulation resistance, standard resistance between portions of pins on each end of the logging instrument of different types, or standard resistance between portions of holes. Comparing the preset parameter with the target measurement parameter, whether the target measurement parameter is wrong or not can be judged, and if the target measurement parameter is wrong, the fact that the equipment 11 to be detected such as a logging instrument is damaged can be understood, and the logging instrument cannot work normally.
Referring to fig. 7, fig. 7 is a schematic structural diagram of a contact switch 320 included in the detection device 100 according to the embodiment of the present application.
Optionally, the contact switch 320 includes a pressing contact 321, an opened through hole 322, an insulating protective sleeve 323, a spring 324, a first connecting contact point and a second connecting contact point, where the through hole 322 is used to fix the contact switch 320 by matching with a screw, and the insulating protective sleeve 323 is used to isolate the first connecting contact point from the second connecting contact point;
the first relay group R is electrically connected with a preset cable through the aviation interface 150 1 And/or a second relayElectrical equipment R 2 In the case of (1) the pressing contact 321 moves under the force of the predetermined cable, and the first connecting contact is connected to the second connecting contact, wherein the first connecting contact is electrically connected to the second connecting contact to indicate that the predetermined cable is successfully electrically connected to the first relay set R 1 And/or a second relay group R 2 。
The present embodiment shows a detailed schematic diagram of the contact switch 320, wherein one end of the preset cable is inserted into the air interface 150, the pressing contact 321 moves under the action of the preset cable, and in general, when one end of the preset cable is completely inserted into the air interface 150, the first connection contact and the second connection contact are successfully contacted, which indicates that the preset cable is successfully electrically connected to the first relay set R 1 And/or a second relay group R 2 . Similarly, when one end of the predetermined cable is inserted into and pulled out of the air interface 150, the pressing contact 321 moves in a direction of the principle of the first contact point and the second contact point, the first contact point and the second contact point are disconnected, and the predetermined cable and the first relay group R 1 And/or a second relay group R 2 Unconnected.
In addition, referring to fig. 8, fig. 8 is a schematic structural diagram of a preset cable included in the detection apparatus 100 according to the embodiment of the present application, where l represents a length of the preset cable, and includes two types of detection joints 140 adapted to two ends of the device 11 to be detected, such as a logging instrument, and two types of aviation interfaces 150.
In one possible implementation, the detection device 100 further includes a power interface, where the power interface is used to externally connect to a power supply, and the power interface is electrically connected to the main control module 120 and the data storage module 510 respectively.
In some embodiments, the detection device 100 further includes a rechargeable battery electrically connected to the main control module 120, the data storage module 510, and the power interface, where in this embodiment, the power interface may be used to charge the rechargeable battery with an external power source, which further increases the application scenario of the detection device 100. The power interface can be connected with an alternating current power supply with 110-220V input, and the rechargeable battery can output 12V direct current and 5V direct current.
In some embodiments, the switch button contacts in the above embodiments are electrically connected to the rechargeable battery or the power interface in the above embodiments, and the external power supply of the rechargeable battery or the power interface supplies or cuts off power to the main control module 120 and the data storage module 510 under the condition that the switch button contacts are triggered, and in addition, other components electrically connected to the main control module 120, such as a display screen, are correspondingly powered on or powered off.
To clarify the complete detection process of the detection device 100 in the above embodiment, a well logging instrument of model 1329XB is exemplified below by the detection device 100:
the detection device 100 includes the first relay group R in the above embodiment 1 Second relay group R 2 Third relay group R 3 And a fourth relay group R 4 By way of example, the connection between detection device 100 and logging instrument 1329XB, and the associated production criteria for logging instrument 1329XB, are described as follows:
the two ends of the logging tool 1329XB are 32 cores, and under the condition that the working state is good, the 1# core, the 4# core and the 8-32 # core on one end are insulated from the casing of the logging tool, and the 1# core, the 4# core and the 8-32 # core on the other end of the logging tool 1329XB are correspondingly communicated with the 1# core, the 4# core and the 8-32 # core on one end of the logging tool 1329 XB.
The electrical resistance between the 1# and 4# cores on one end of tool 1329XB is 55Ω, the electrical resistance between the 27# and 28# cores is 25Ω, the electrical resistance between the 29# and 30# cores is 35Ω, and the electrical resistance between the 31# and 32# cores is 5Ω. If the relay set, the aviation interface, the main control module 120, the data storage module 510 and all the button contacts in the above embodiment are integrated on a printed circuit board (Printed Circuit Board, abbreviated as PCB), the connection between the logging instrument 1329XB and the PCB is as in the aviation interface J of fig. 5 2 And aviation interface J 5 。
Before the detection device 100 starts formally detecting the logging instrument 1329XB, the switch button contact is triggered, the PCB is powered on, after the PCB is powered on for a period of time such as 10s, the main control module 120 may enable all relays in all relay groups to be in an off state according to a reset instruction, where the reset instruction may be stored in the main control module 120 in advance, the main control module 120 may control all relays to be turned off according to the reset instruction after the PCB is powered on for 10s, and the main control module 120 may further receive an electrical signal generated by the reset button contact after the PCB is powered on and trigger the reset instruction according to the electrical signal. Wherein, a timer electrically connected with the main control module 120 can be embedded on the PCB board to realize the function of power-on timing.
The main control module 120 starts to detect a communication state between the main control module 120 and the control device 10 that communicates with the main control module 120, and acquires a detection signal sent by the control device 10 if the communication state is normal.
The communication state of the preset cable and the relay group is reflected by the main control module 120 and the contact switch 320, and on-off control of all relays in all relay groups is completed according to the detection signal under the condition that the preset cable and the relay group are normally communicated.
It should be noted that, in this example, the reset process, the process of receiving the detection signal, and the process of detecting the preset cable communication are not sequential, and the combination of different sequences of each implementation process is within the protection scope of the embodiments of the present application.
Specifically, the main control module 120 implements the following detection process for the logging instrument 1329XB according to the detection signal:
referring to fig. 9, fig. 9 is a schematic diagram illustrating a connection of a detection device 100 according to an embodiment of the present application, in which a first relay set R 1 Relay No. 1 r 1-1 Switch on measuring terminal L 1 ，R 2 64 # relay r 2-64 Switch on measuring terminal L 2 Test line P of ohmmeter M 1 Connection measuring terminal L 1 Test line P 2 The measuring end L2 is connected, the ohm meter M is arranged at a gear of 100 to infinity, and L is measured 1 And L 2 When the measured resistance is less than 100 Ω, the ohmmeter M automatically switches to the range of 10Ω to 100deg.Ω, and when the measured resistance is less than 10Ω, switches to the range of 0Ω to 10Ω, and the data storage module 510 records the resistance between the core number 1 at one end of the logging instrument 1329XB and the housing of the logging instrument 1329XBThen, the steps S1 to S2 are completed as follows:
s1, a first relay group R 1 Relay No. 1 r 1-1 Turning off and resetting, turning on the first relay group R 1 Relay No. 4 r 1-4 And a measuring end L 2 ；
S2, acquiring a measuring end L by an ohmmeter M 1 Measuring tip and L 2 Data storage module 510 records the resistance between core number 4 at one end of logging instrument 1329XB and the housing of logging instrument 1329 XB.
Steps S1-S2 are repeated until a resistance measurement between all cores on one end of logging instrument 1329XB and the housing of logging instrument 1329XB is completed.
Next, a measurement of the electrical resistance between each core at the other end of logging tool 1329XB and the housing of logging tool 1329XB needs to be performed, and fig. 10 is a schematic diagram of another wiring involved in a detection apparatus 100 according to an embodiment of the present application.
Specifically, a first relay group R 1 And a second relay group R 2 All relays of (a) are disconnected and reset, and a third relay group R 3 The relay 1 r3-1 of (1) is connected with the measuring terminal L 3 Fourth relay group R 4 64 # relay r 4-64 Switch on measuring terminal L 4 The ohm meter M is arranged in a gear of 100 omega to infinity omega, and the measuring line P of the ohm meter M 1 Connection measuring terminal L 3 Test line P 2 Connection measuring terminal L 4 Data storage module 510 records the resistance between core number 1 on the other end of logging instrument 1329XB and the housing of logging instrument 1329XB, and then completes steps S3-S4 as follows:
s3, third relay group R 3 Relay No. 1 r 3-1 Turning off and resetting, turning on the third relay group R 3 Relay No. 4 r 3-4 And a measuring end L 3 ；
S4, acquiring a measuring end L by an ohmmeter M 3 And a measuring end L 4 The electrical resistance between, data storage module 510 records the electrical resistance between the core number at the other end of logging instrument 1329XB and the housing of logging instrument 1329 XB.
Steps S3-S4 are repeated until the resistance measurements between the outer shells of the full core logging instrument 1329XB on the other end of logging instrument 1329XB are completed.
Then, considering the design and production criteria of the logging tool 1329XB, the resistance between the cores is constant or within a certain range, the detection device 100 in this embodiment needs to perform the resistance measurement between the core No. 1 and the core No. 4, the resistance measurement between the core No. 27 and the core No. 28, the resistance measurement between the core No. 29 and the core No. 30, and the resistance measurement between the core No. 31 and the core No. 32 on one end of the logging tool 1329XB according to the detection signal, please refer to fig. 11, and fig. 11 is another wiring schematic diagram related to a detection device 100 provided in the embodiment of the present application.
Specifically, all relays are turned off and reset, and the first relay group R 1 Relay No. 1 r 1-1 Switch on measuring terminal L 1 Second relay group R 2 Relay No. 4 r 2-4 Switch on measuring terminal L 2 Test line P of ohmmeter M 1 Connection measuring terminal L 1 Test line P 2 Connection measuring terminal L 2 The ohm meter M is arranged in a gear of 10 omega-100 omega, and is switched to a gear of 0-10 ohm when the measured value is smaller than 10 omega, and is switched to a gear of 100-infinity when the measured value is larger than 100 omega. Data storage module 510 records the resistance between core number 1 and core number 4 on one end of logging instrument 1329 XB. Then, the steps S5 to S6 are completed as follows:
s5, a first relay group R 1 Relay No. 1 r 1-1 Opening the first relay group R 1 27 # relay r 1-27 Switch on measuring terminal L 1 Second relay group R 2 Relay No. 4 r 2-4 Disconnection reset, second relay group R 2 28 # relay r 2-28 Switching on a measuring end L2;
s6, when the measured value is smaller than 10Ω, the ohmmeter M is switched to the gear between 0Ω and 10Ω, and when the measured value is larger than 100deg.OMEGA, the ohmmeter M is switched to the gear between 100deg.OMEGA and infinity, and the ohmmeter M acquires the measuring end L 1 And a measuring end L 2 The resistance between them, the data storage module 510 records the resistance between core 27 and core 28 on one end of the logging instrument 1329 XB.
Steps S5-S6 are repeated until the measurements of the resistance between core No. 29 and core No. 30 and between core No. 31 and core No. 32 on one end of logging instrument 1329XB are completed. After the test is completed, the data storage module 510 may upload all the obtained target measurement parameters, i.e. the resistance values, to the cloud database or the control device 10 in the above embodiment. The main control module 120 may also compare the target measurement parameter with a preset parameter to obtain a detection result, and feed back the detection result to the control device 10 in the above embodiment. Wherein the preset parameters include standard resistance values between cores of logging instruments of different signals under different production standards. In addition, since each core needs to be tested, the present example illustrates and depicts a specific communication line with the measurement end of the relay.
According to the detection device, the detection signals received by the main control module indicate the on-off of the first relay group and/or the second relay group in the detection module, the main control module obtains target measurement parameters in different on-off states of the first relay group and/or the second relay group, and generates detection results according to the target measurement parameters and preset parameters, so that the detection of equipment to be detected such as a logging instrument is completed, wherein the connection state of the preset cable and the first relay group and/or the second relay group can be reflected through the state of the contact switch, the rapid fault investigation is facilitated when the detection device is in an abnormal state, the manual participation is reduced in the whole detection process, the detection accuracy is high, the safe use of the equipment to be detected such as the logging instrument is ensured, and the service life of the equipment to be detected is prolonged.
In correspondence to the above-mentioned embodiments of the apparatus, the present application further provides a detection method, please refer to fig. 12, fig. 12 is a flowchart of a method of the detection method provided in the embodiment of the present application, where the detection method can be applied to the detection apparatus 100 in the above-mentioned embodiment, where the detection apparatus 100 includes a protective housing 110, a main control module 120, a detection module 130, and a detection joint 140, and the detection module 130 includes a first relay group R 1 And a second relay group R 2 First relay group R 1 Electrically connected with the second relay group R2, the first relayElectrical equipment R 1 And a second relay group R 2 Is electrically connected to the detecting connector 140, and the first relay group R 1 And the other end of the second relay group R 2 The other end of the detection connector 140 is electrically connected to the main control module 120, and the detection module 130 and the main control module 120 are both fixed in an enclosed space formed by the protective housing 110, so that the detection device 11 is externally connected to the detection connector, and each step of the detection method will be described in detail below.
S1210, the main control module 120 detects a communication state between the main control module 120 and the control device 10 external to the main control module 120.
For the main control module 120 in this embodiment, reference may be made to the description of the main control module 120 in the above-mentioned device embodiment, and the description is omitted here. The external control device 10 may be a computer device in the above embodiment of the apparatus, or may be an intelligent terminal such as a smart phone, where the communication between the main control module 120 and the external control device 10 such as a computer includes at least one of wired communication and wireless communication, and if wireless communication is used, the wireless communication includes at least one of 3G, 4G, 5G, bluetooth, wiFi and ZigBee.
In some embodiments, the master control module 120 may detect the communication state between the master control module 120 and the control device 10 connected to the master control module 120 at preset time intervals, where the preset time may be 1 minute, 5 minutes, 10 minutes or half an hour, and may be set according to actual needs.
S1220, when the main control module 120 detects that the communication state is normal, the main control module 120 receives the detection signal sent by the control device 10, where the detection signal is used to indicate the on/off of the first relay group R1 and/or the second relay group R2.
Specifically, the detection signal is used to indicate the first relay group R 1 And/or a second relay group R 2 The on/off of the device item may refer to the description of the embodiment of the device item, and will not be repeated herein.
In some embodiments, the detection signal may be pre-stored in the main control module 120, and in the area with poor signal quality, the external control device 10 is not required to obtain the detection signalThe first relay group R can be directly implemented according to the detection signals pre-stored in the main control module 120 1 And/or a second relay group R 2 Is provided.
S1230, the main control module 120 obtains the first relay group R 1 And/or a second relay group R 2 The method comprises the steps of obtaining target measurement parameters under different on-off states, and generating detection results according to the target measurement parameters and preset parameters.
The implementation manner of generating the detection result in this embodiment refers to the description in the foregoing embodiment of the apparatus item, and will not be repeated here.
From the analysis, the detection signals received by the main control module indicate the on-off state of the first relay group and/or the second relay group in the detection module, the main control module obtains the target measurement parameters in different on-off states of the first relay group and/or the second relay group, and generates the detection result according to the target measurement parameters and the preset parameters, so that the detection of equipment to be detected such as logging instruments is completed, the manual participation is reduced in the whole detection process, the detection accuracy is high, the safe use of the equipment to be detected such as the logging instruments is ensured, and the service life of the equipment to be detected is prolonged.
In a possible implementation manner, the detecting apparatus 100 further includes a reset button contact, where the reset button contact is electrically connected to the main control module 120, and after the main control module 120 detects that the communication state is normal, the method further includes:
the main control module 120 obtains pulse signals generated by the contacts of the reset button at preset time intervals, and generates a reset instruction according to the pulse signals, wherein the reset instruction is used for indicating that all relay groups are kept to be disconnected.
In particular, the method comprises the steps of,
in summary, the detection signal received by the main control module indicates the on-off state of the first relay group and/or the second relay group in the detection module, the main control module obtains the target measurement parameters under different on-off states of the first relay group and/or the second relay group, generates the detection result according to the target measurement parameters and the preset parameters, completes the detection of equipment to be detected such as a logging instrument, still needs to keep all relay groups disconnected according to a reset instruction after the detection communication state is normal, ensures the detection accuracy, reduces manual participation in the whole detection process, has high detection accuracy, ensures the safe use of equipment to be detected such as the logging instrument, and prolongs the service life of the equipment to be detected.
Those skilled in the art will appreciate that the processes implementing all or part of the methods of the above embodiments may be implemented by a computer program for instructing relevant hardware, and the program may be stored in a non-volatile computer readable storage medium, and the program may include the processes of the embodiments of the methods as above when executed. Any reference to memory, storage, database, or other medium used in the various embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous Link DRAM (SLDRAM), memory bus direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

Claims (10)

1. The detection device is characterized by comprising a protective shell, a main control module, a detection module and a detection joint, wherein the detection module comprises a first relay group and a second relay group, the first relay group is electrically connected with the second relay group, one end of the first relay group and one end of the second relay group are electrically connected with the detection joint, the other end of the first relay group and the other end of the second relay group are electrically connected with the main control module, the detection module and the main control module are both fixed in an enclosed space formed by the protective shell,
the detection joint is used for externally receiving detection equipment;
the main control module is used for detecting a communication state between the main control module and control equipment externally connected with the main control module, and receiving a detection signal sent by the control equipment under the condition that the communication state is detected to be normal, wherein the detection signal is used for indicating the on-off state of the first relay group and/or the second relay group;
The main control module is also used for obtaining target measurement parameters under different on-off states of the first relay group and/or the second relay group, and generating detection results according to the target measurement parameters and preset parameters.
2. The detecting device according to claim 1, wherein one end of the detecting joint is electrically connected to the first relay group and the second relay group, respectively, through a preset cable, and the other end of the detecting joint is electrically connected to the equipment to be detected;
the number of the cable cores of the preset cable is larger than or equal to the number of the cable cores of the cable applicable to the equipment to be detected.
3. The detection device according to claim 2, further comprising at least one air interface and at least one contact switch, one contact switch being provided for each air interface;
the preset cable is used for being electrically connected with the first relay group and/or the second relay group through the aviation interface, the contact switch is electrically connected with the main control module, and the contact switch is used for indicating the communication state of the aviation interface.
4. The test device of claim 3, wherein the contact switch comprises a push contact, an open through hole, an insulating protective sleeve, a spring, a first connection contact and a second connection contact, wherein the through hole is used for fixing the contact switch by matching with a screw, and the insulating protective sleeve is used for isolating the first connection contact and the second connection contact;
Under the condition that the preset cable is electrically connected with the first relay group and/or the second relay group through the aviation interface, the pressing contact moves under the acting force of the preset cable, the first connecting contact is communicated with the second connecting contact, and the first connecting contact is electrically connected with the second connecting contact to indicate that the preset cable is successfully electrically connected with the first relay group and/or the second relay group.
5. The apparatus of claim 1, wherein the first relay set and the second relay set each comprise at least 64 relays, the apparatus further comprising an ohmmeter, a data storage module, and at least two measurement terminals, the data storage module configured to store resistance data generated by the ohmmeter, wherein,
each measuring end is electrically connected with one relay in one relay group, and the measuring ends are used for being matched with the ohmmeter to obtain the target measuring parameters;
one end of the ohm meter is electrically connected with each measuring end through a control switch, the other end of the ohm meter is electrically connected with the data storage module, and the data storage module is electrically connected with the main control module.
6. The device of claim 5, further comprising a display, an adjustment button contact, a reset button contact, and a measurement button contact, wherein the display and the adjustment button contact are each electrically connected to the data storage module, wherein the reset button contact and the detection button contact are each electrically connected to the master control module,
the display is used for displaying the target measurement parameters;
the adjusting button contact is used for generating an adjusting signal, and the adjusting signal is used for adjusting the display state of the target measurement parameter on the display;
the reset button contact is used for generating a reset signal, and the reset signal is used for indicating the main control module to control the first relay group and/or the second relay group to be kept disconnected;
the measurement button contact is used for generating a measurement signal, and the measurement signal is used for indicating the main control module to start measurement.
7. The device of claim 5, further comprising a power interface for externally connecting a power supply, the power interface electrically connecting the main control module and the data storage module, respectively.
8. The device of claim 1, wherein the protective housing further comprises a side panel, a bottom panel, and a cover panel, the device further comprising at least two handles, wherein,
the handle is detachably connected with the protective shell through bolts;
the bottom plate and the cover plate are detachably connected with the side plates through bolts respectively.
9. The utility model provides a detection method, its characterized in that is applied to detection device, detection device includes protective housing, main control module, detection module and detection joint, detection module includes first relay group and second relay group, first relay group electricity is connected the second relay group, the one end of first relay group with the one end of second relay group electricity is connected the detection joint, the other end of first relay group with the other end of second relay group electricity is connected main control module, detection module with main control module is all fixed in the enclosure space that protective housing formed, the detection joint is used for the outside to wait for check out equipment, detection method includes:
the main control module detects a communication state between the main control module and control equipment externally connected with the main control module;
When the main control module detects that the communication state is normal, the main control module receives a detection signal sent by the control equipment, wherein the detection signal is used for indicating the on-off of the first relay group and/or the second relay group;
the main control module obtains target measurement parameters under different on-off states of the first relay group and/or the second relay group, and generates detection results according to the target measurement parameters and preset parameters.
10. The method according to claim 9, wherein the detecting device further includes a reset button contact electrically connected to the main control module, and after receiving the detection signal sent by the control device in the case where the main control module detects that the communication state is normal, the method further includes:
the main control module acquires pulse signals generated by the reset button contacts according to preset time intervals, and generates reset instructions according to the pulse signals, wherein the reset instructions are used for indicating all relay groups to be kept disconnected.
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CN215768949U (en) * 2021-09-14 2022-02-08 北京二十一世纪科技发展有限公司 Testing arrangement of multicore cable

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