CN116124791B - Coaxial cable lays fold detection device - Google Patents

Coaxial cable lays fold detection device Download PDF

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CN116124791B
CN116124791B CN202310060790.1A CN202310060790A CN116124791B CN 116124791 B CN116124791 B CN 116124791B CN 202310060790 A CN202310060790 A CN 202310060790A CN 116124791 B CN116124791 B CN 116124791B
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cable
image
coaxial cable
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fold
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CN116124791A (en
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马仕兴
钱晓华
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Jiangyin Qianlima Electrical Material Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/8851Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/30Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/8851Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation

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Abstract

The invention relates to a coaxial cable laying fold detection device, comprising: the mobile driving mechanism is used for driving the shooting cloud table to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode; the wrinkle detection device is used for acquiring each pixel row of the hierarchical mapping image, which passes through the reference image block, determining the number of pixel points which are traversed on each pixel row and form the reference image block and serve as the reference points corresponding to the pixel rows, and determining the corresponding cable wrinkle grade based on the specific value of the standard deviation of each reference point corresponding to each pixel row. According to the invention, data acquisition can be carried out on each partial region of the coaxial cable step by step, and effective detection and judgment of the fold level of each partial region of the coaxial cable are realized based on the difference degree of the number of pixel points respectively occupied by each partial region on each pixel row.

Description

Coaxial cable lays fold detection device
Technical Field
The invention relates to the field of coaxial cables, in particular to a coaxial cable laying fold detection device.
Background
Coaxial cable is a wire and signal transmission line, generally made of four layers of materials: the inner part is a conductive copper wire, the outer surface of the wire is surrounded by a layer of plastic (used as an insulator and a dielectric medium), the outer surface of the insulator is provided with a layer of thin net-shaped conductor (generally copper or alloy), and then the outer surface of the conductor is provided with an outermost insulating material serving as a sheath.
Coaxial cables are used for transmission of analog and digital signals, and are suitable for a wide variety of applications, the most important of which are cable television transmissions, long distance telephone transmissions, short distance connections between computer systems, and local area networks. Coaxial cables have evolved rapidly as a means of propagating television signals to various households, namely cable televisions. A cable television system may carry tens or even hundreds of television channels, which may range up to tens of kilometers. Coaxial cables have long been an important component of long distance telephone networks.
Description of related art applications:
the invention discloses a method, a storage medium and a system for switching and playing live programs of a digital television (application publication number: CN 115474067A), which comprises the following steps: the set top box acquires a live broadcast address configuration file and plays live broadcast; acquiring audience rating data in the playing process in real time, and counting digital television programs with top ranking of audience ratings; and broadcasting and transmitting the digital television programs with the front audience rating through a DVB broadcasting channel, and transmitting the rest digital television programs through an IP channel. The invention can reasonably utilize the existing DVB broadcast channel resources and a part of IP channel resources of the coaxial cable of the cable television network.
The invention discloses a multi-channel digital audio processing system based on a PCIE interface (application publication number: CN 115278458A), wherein a digital audio reading module comprises a driving unit and a PCIE interface circuit which are connected through the PCIE interface; the digital audio processing module comprises a data transmission unit and an isolation unit, wherein the data transmission unit is used for generating and transmitting data in an I2S format, and the isolation unit is in two-stage magnetic isolation; the digital audio transmission module is used for transmitting data and a clock through an optical fiber and a coaxial cable respectively; the digital audio receiving module is used for receiving the data and the clock transmitted by the digital audio transmitting module and outputting an I2S signal. The system is synchronous transmission, has obvious performance improvement, belongs to the step-over progress, is a means for replacing the current mainstream USB audio protocol, can solve the problem of data integrity of the USB audio protocol caused by asynchronous transmission, and can be used in high-end audio equipment.
In the laying process of the coaxial cable, due to the errors of an automatic laying machine or a laying staff, or the subsequent external force images and external environment changes, the situation that the coaxial cable is excessively wrinkled in a certain partial area is easily caused, the wrinkled of the coaxial cable is too much, the working performance of the coaxial cable and the pulling of the connection of the two ends of the coaxial cable are both adversely affected, for example, too much wrinkled occurs, the cable rich margin of a certain end of the coaxial cable is reduced to be below zero, the connection of the certain end is pulled, and the connection failure are caused. However, since the coaxial cable is too widely distributed and the degree of wrinkles of the coaxial cable is difficult to accurately detect, the wrinkles detection of the respective portions of the coaxial cable is difficult to be effectively performed.
Disclosure of Invention
To solve the technical problems in the related art, the present invention provides a coaxial cable laying fold detection device, according to an aspect of the present invention, the device includes:
the mobile driving mechanism is used for driving the shooting cloud table board to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, and sending a driving execution signal after each stepping movement is executed;
the customized shooting mechanism comprises a shooting cloud deck and an ultra-clear imaging device arranged on the shooting cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging actions towards a part of cables of the coaxial cables facing the ultra-clear imaging device when receiving a driving execution signal every time so as to obtain corresponding part of environment images;
the layering mapping mechanism is connected with the customized shooting mechanism and is used for sequentially executing image multiplexing operation, impulse noise filtering operation and edge sharpening operation of optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device on the received partial environment image so as to obtain a layering mapping image;
the cable segmentation device is connected with the layering mapping mechanism and is used for detecting image blocks where the cables are located in the layering mapping image according to the gray imaging characteristics of the cables and outputting the image blocks as reference image blocks;
the fold detection equipment is connected with the cable segmentation equipment and is used for acquiring each pixel row of the hierarchical mapping image, which passes through the reference image block, determining the number of pixel points forming the reference image block traversed on each pixel row as the corresponding reference point number of the pixel row, and determining the corresponding cable fold grade based on the specific value of the standard deviation of each reference point number corresponding to each pixel row;
wherein determining the corresponding cable fold level based on the specific value of the standard deviation of each reference point corresponding to each pixel row comprises: the larger the specific value of the standard deviation of each reference point corresponding to each pixel row is, the higher the corresponding cable fold level is determined;
wherein, the obtaining each pixel row of the hierarchical mapping image after the reference image is partitioned includes: the number of individual pixel rows is less than the total number of pixel rows in the hierarchical mapped image.
According to the technical scheme, the data acquisition is carried out on each partial region of the coaxial cable step by establishing a stepping driving mode-based regional acquisition platform along the laying trend of the coaxial cable, and the fold grade of each partial region of the coaxial cable is judged based on the difference degree of the number of pixel points respectively occupied by each partial region on each pixel row, so that the detection of the stepwise and accurate fold state of the coaxial cable is realized.
It can be seen that the present invention has at least the following three main inventive concepts:
firstly, obtaining imaging image blocks of a current part of cables of a coaxial cable in an on-site acquisition image, obtaining pixel rows of the on-site acquisition image, which are subjected to imaging image blocks, determining the number of pixel points forming the reference image blocks traversed on each pixel row as reference points corresponding to the pixel rows, and determining corresponding cable fold levels based on specific values of standard deviations of the reference points respectively corresponding to the pixel rows, so that corresponding cable fold levels are identified based on the layout state of the current part of cables in the pixel rows, and the larger the difference of the number of the pixel points respectively occupied by the current part of cables in the pixel rows is, the higher the cable fold level of the current part of cables is;
secondly, specifically, determining the corresponding cable fold level based on the specific value of the standard deviation of each reference point corresponding to each pixel row comprises: the larger the specific value of the standard deviation of each reference point corresponding to each pixel row is, the higher the corresponding cable fold level is determined;
and introducing a mobile driving mechanism to drive the photographing cloud deck to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, sending a driving execution signal after each stepping movement is performed, and introducing a customized photographing mechanism comprising the photographing cloud deck and an ultra-clear imaging device arranged on the photographing cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging action towards a part of cables of the coaxial cable facing the ultra-clear imaging device when each driving execution signal is received, so as to obtain a corresponding part of environment images, thereby realizing stepping image data acquisition of the coaxial cable with longer length and providing key information for follow-up coaxial cable subarea detection.
Drawings
Embodiments of the present invention will be described below with reference to the accompanying drawings.
Fig. 1 is a block diagram showing the construction of a coaxial cable laying wrinkle detection device according to embodiment a of the present invention.
Fig. 2 is a block diagram showing the structure of a coaxial cable laying wrinkle detection device according to embodiment B of the present invention.
Fig. 3 is a block diagram showing the structure of a coaxial cable laying wrinkle detection device according to embodiment C of the present invention.
Description of the embodiments
Embodiments of the coaxial cable laying wrinkle detection device according to the present invention will be described in detail below with reference to the accompanying drawings.
Embodiment A
Fig. 1 is a block diagram showing a structure of a coaxial cable laying wrinkle detection device according to an embodiment a of the present invention, the device including:
the mobile driving mechanism is used for driving the shooting cloud table board to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, and sending a driving execution signal after each stepping movement is executed;
the step-wise drive mode is based on a step-wise drive motor, i.e. a stepper motor, which is a motor that converts an electrical pulse signal into a corresponding angular or linear displacement.
In the stepping motor, each time a pulse signal is input, the rotor rotates by an angle or further, the output angular displacement or linear displacement is in direct proportion to the input pulse number, and the rotating speed is in direct proportion to the pulse frequency, so the stepping motor is also called a pulse motor;
the customized shooting mechanism comprises a shooting cloud deck and an ultra-clear imaging device arranged on the shooting cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging actions towards a part of cables of the coaxial cables facing the ultra-clear imaging device when receiving a driving execution signal every time so as to obtain corresponding part of environment images;
illustratively, a light filtering structure, a photoelectric sensing structure and a main control chip are arranged in the ultra-clear imaging equipment of the customized shooting mechanism, the main control chip is connected with the photoelectric sensing structure, and the light filtering structure is arranged right above the photoelectric sensing structure;
the layering mapping mechanism is connected with the customized shooting mechanism and is used for sequentially executing image multiplexing operation, impulse noise filtering operation and edge sharpening operation of optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device on the received partial environment image so as to obtain a layering mapping image;
the cable segmentation device is connected with the layering mapping mechanism and is used for detecting image blocks where the cables are located in the layering mapping image according to the gray imaging characteristics of the cables and outputting the image blocks as reference image blocks;
the fold detection equipment is connected with the cable segmentation equipment and is used for acquiring each pixel row of the hierarchical mapping image, which passes through the reference image block, determining the number of pixel points forming the reference image block traversed on each pixel row as the corresponding reference point number of the pixel row, and determining the corresponding cable fold grade based on the specific value of the standard deviation of each reference point number corresponding to each pixel row;
illustratively, determining the corresponding cable folding level based on the specific value of the standard deviation of each reference point corresponding to each pixel row comprises: a numerical relation function can be adopted to express the numerical mapping relation between the specific numerical value of the standard deviation of each reference point corresponding to each pixel row and the determined corresponding cable fold level;
wherein determining the corresponding cable fold level based on the specific value of the standard deviation of each reference point corresponding to each pixel row comprises: the larger the specific value of the standard deviation of each reference point corresponding to each pixel row is, the higher the corresponding cable fold level is determined;
wherein, the obtaining each pixel row of the hierarchical mapping image after the reference image is partitioned includes: the number of individual pixel rows is less than the total number of pixel rows in the hierarchical mapped image.
Embodiment B
Fig. 2 is a block diagram showing the structure of a coaxial cable laying wrinkle detection device according to embodiment B of the present invention.
The coaxial cable laying fold detection device in fig. 2 includes the following components:
the mobile driving mechanism is used for driving the shooting cloud table board to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, and sending a driving execution signal after each stepping movement is executed;
the customized shooting mechanism comprises a shooting cloud deck and an ultra-clear imaging device arranged on the shooting cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging actions towards a part of cables of the coaxial cables facing the ultra-clear imaging device when receiving a driving execution signal every time so as to obtain corresponding part of environment images;
the layering mapping mechanism is connected with the customized shooting mechanism and is used for sequentially executing image multiplexing operation, impulse noise filtering operation and edge sharpening operation of optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device on the received partial environment image so as to obtain a layering mapping image;
the cable segmentation device is connected with the layering mapping mechanism and is used for detecting image blocks where the cables are located in the layering mapping image according to the gray imaging characteristics of the cables and outputting the image blocks as reference image blocks;
the fold detection equipment is connected with the cable segmentation equipment and is used for acquiring each pixel row of the hierarchical mapping image, which passes through the reference image block, determining the number of pixel points forming the reference image block traversed on each pixel row as the corresponding reference point number of the pixel row, and determining the corresponding cable fold grade based on the specific value of the standard deviation of each reference point number corresponding to each pixel row;
a characteristic storage device connected with the cable dividing device for storing gray imaging characteristics of the cable;
the characteristic storage device may be selected from a FLASH memory chip, an MMC memory card or a dynamic memory chip;
wherein the characteristic storage device is used for sending the gray scale imaging characteristic of the cable to the cable segmentation device.
Embodiment C
Fig. 3 is a block diagram showing the structure of a coaxial cable laying wrinkle detection device according to embodiment C of the present invention.
The coaxial cable laying fold detection device in fig. 3 includes the following components:
the mobile driving mechanism is used for driving the shooting cloud table board to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, and sending a driving execution signal after each stepping movement is executed;
the customized shooting mechanism comprises a shooting cloud deck and an ultra-clear imaging device arranged on the shooting cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging actions towards a part of cables of the coaxial cables facing the ultra-clear imaging device when receiving a driving execution signal every time so as to obtain corresponding part of environment images;
the layering mapping mechanism is connected with the customized shooting mechanism and is used for sequentially executing image multiplexing operation, impulse noise filtering operation and edge sharpening operation of optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device on the received partial environment image so as to obtain a layering mapping image;
the cable segmentation device is connected with the layering mapping mechanism and is used for detecting image blocks where the cables are located in the layering mapping image according to the gray imaging characteristics of the cables and outputting the image blocks as reference image blocks;
the fold detection equipment is connected with the cable segmentation equipment and is used for acquiring each pixel row of the hierarchical mapping image, which passes through the reference image block, determining the number of pixel points forming the reference image block traversed on each pixel row as the corresponding reference point number of the pixel row, and determining the corresponding cable fold grade based on the specific value of the standard deviation of each reference point number corresponding to each pixel row;
the LED display device is connected with the fold detection device and is used for receiving and displaying the determined corresponding cable fold grade;
the LED display equipment comprises a plurality of LED display units and a control unit, wherein the LED display units are used for cooperatively displaying the determined corresponding cable fold grades;
the plurality of LED display units is illustratively arranged as a matrix of LED display units for cooperatively displaying the determined corresponding cable fold level.
Next, a specific configuration of the coaxial cable laying wrinkle detection device according to the present invention will be further described.
In the coaxial cable laying wrinkle detection device according to any embodiment of the present invention:
detecting the image block where the cable is located in the hierarchical mapping image according to the gray imaging characteristic of the cable and outputting the image block as a reference image block comprises: the gray imaging characteristic of the cable is a gray value distribution interval corresponding to the cable;
wherein detecting the image block where the cable is located in the hierarchical mapping image according to the gray imaging characteristic of the cable and outputting the image block as the reference image block further comprises: and taking the pixel points of the gray values in the gray value distribution interval in the reference image block as single pixel points of the image block where the cable is positioned.
In the coaxial cable laying wrinkle detection device according to any embodiment of the present invention:
when the reference image blocks are acquired, replacing the image blocks where the cables in the layered mapping image are positioned according to the gray imaging characteristics of the cables and outputting the image blocks as the reference image blocks, and detecting the image blocks where the cables in the layered mapping image are positioned according to the color imaging characteristics of the cables and outputting the image blocks as the reference image blocks;
wherein detecting the image block where the cable is located in the hierarchical mapping image according to the color imaging characteristic of the cable and outputting the image block as the reference image block comprises: the color imaging characteristics of the cable are a red brightness value interval, a green brightness value interval and a blue brightness value interval in an RGB space;
wherein detecting the image block where the cable is located in the hierarchical mapping image according to the color imaging characteristic of the cable and outputting the image block as the reference image block further comprises: and taking the pixel points of the red brightness value, the green brightness value and the blue brightness value in the reference image block in the red brightness value interval, the green brightness value interval and the blue brightness value interval as single pixel points of the image block where the composition cable is positioned.
In the coaxial cable laying wrinkle detection device according to any embodiment of the present invention:
the hierarchical mapping mechanism comprises a first mapping assembly, a second mapping assembly and a third mapping assembly, and the second mapping assembly is respectively connected with the first mapping assembly and the third mapping assembly;
wherein the first mapping component is used for executing image multiplexing operation of applying optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device to the received partial environment image;
wherein the second mapping component is configured to perform a pulse noise filtering operation on the received image content, and the third mapping component is configured to perform an edge sharpening operation on the received image content to obtain a layered mapped image.
And in the coaxial cable laying wrinkle detection device according to any embodiment of the present invention:
the mobile driving mechanism comprises a stepping driving motor, a timing execution unit and a micro control unit, wherein the micro control unit is respectively connected with the stepping driving motor and the timing execution unit and is used for executing on-site configuration of working parameters of the stepping driving motor and the timing execution unit;
the micro control unit is respectively connected with the step driving motor and the timing execution unit, and is used for executing the on-site configuration of the working parameters of the step driving motor and the timing execution unit, and the on-site configuration comprises the following steps: the micro control unit is used for configuring the stepping distance of the stepping driving motor and the timing time length of the timing execution unit.
In addition, in the coaxial cable laying fold detection device, detecting an image patch where the cable is located in the hierarchical mapping image according to a grayscale imaging characteristic of the cable and outputting the image patch as a reference image patch further includes: and taking the pixel points, which are arranged in the reference image blocks and have gray values outside the gray value distribution interval, as single pixel points of other image blocks except the image block where the composition cable is arranged.
According to the above embodiments, the present invention has at least the following three main inventive concepts:
firstly, obtaining imaging image blocks of a current part of cables of a coaxial cable in an on-site acquisition image, obtaining pixel rows of the on-site acquisition image, which are subjected to imaging image blocks, determining the number of pixel points forming the reference image blocks traversed on each pixel row as reference points corresponding to the pixel rows, and determining corresponding cable fold levels based on specific values of standard deviations of the reference points respectively corresponding to the pixel rows, so that corresponding cable fold levels are identified based on the layout state of the current part of cables in the pixel rows, and the larger the difference of the number of the pixel points respectively occupied by the current part of cables in the pixel rows is, the higher the cable fold level of the current part of cables is;
secondly, specifically, determining the corresponding cable fold level based on the specific value of the standard deviation of each reference point corresponding to each pixel row comprises: the larger the specific value of the standard deviation of each reference point corresponding to each pixel row is, the higher the corresponding cable fold level is determined;
and introducing a mobile driving mechanism to drive the photographing cloud deck to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, sending a driving execution signal after each stepping movement is performed, and introducing a customized photographing mechanism comprising the photographing cloud deck and an ultra-clear imaging device arranged on the photographing cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging action towards a part of cables of the coaxial cable facing the ultra-clear imaging device when each driving execution signal is received, so as to obtain a corresponding part of environment images, thereby realizing stepping image data acquisition of the coaxial cable with longer length and providing key information for follow-up coaxial cable subarea detection.
By adopting the coaxial cable laying fold detection device, aiming at the technical problem that a reliable analysis mechanism for fold degree of each partial region of a long-length coaxial cable is lacking in the prior art, data acquisition can be carried out on each partial region of the coaxial cable step by step, and the fold degree of each partial region of the coaxial cable can be effectively detected and judged based on the difference degree of the number of pixel points respectively occupied by each partial region on each pixel row.
While the invention has been described with considerable specificity, it should be appreciated that those skilled in the art may change the elements thereof without departing from the spirit and scope of the invention. It is believed that the system of the present invention and the attendant advantages thereof will be understood by the foregoing description and it will be apparent that various changes may be made in the form, construction and arrangement of the components thereof without departing from the scope and spirit of the invention or without sacrificing all of its material advantages, the form herein before described being merely an explanatory embodiment thereof, and further without providing additional material change. The claims are intended to cover and include such modifications.

Claims (9)

1. A coaxial cable laying fold detection device, the device comprising:
the mobile driving mechanism is used for driving the shooting cloud table board to perform stepping movement of the laying trend of the coaxial cable along the laying trend of the coaxial cable by adopting a stepping driving mode, and sending a driving execution signal after each stepping movement is executed;
the customized shooting mechanism comprises a shooting cloud deck and an ultra-clear imaging device arranged on the shooting cloud deck, wherein the ultra-clear imaging device is used for executing ultra-clear imaging actions towards a part of cables of the coaxial cables facing the ultra-clear imaging device when receiving a driving execution signal every time so as to obtain corresponding part of environment images;
the layering mapping mechanism is connected with the customized shooting mechanism and is used for sequentially executing image multiplexing operation, impulse noise filtering operation and edge sharpening operation of optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device on the received partial environment image so as to obtain a layering mapping image;
the cable segmentation device is connected with the layering mapping mechanism and is used for detecting image blocks where the cables are located in the layering mapping image according to the gray imaging characteristics of the cables and outputting the image blocks as reference image blocks;
the gray level imaging characteristic of the cable is a gray level value distribution interval corresponding to the cable, and pixel points of gray level values in the gray level value distribution interval in the reference image blocks are used as single pixel points forming the image blocks where the cable is located;
the fold detection equipment is connected with the cable segmentation equipment and is used for acquiring each pixel row of the hierarchical mapping image, which passes through the reference image block, determining the number of pixel points forming the reference image block traversed on each pixel row as the corresponding reference point number of the pixel row, and determining the corresponding cable fold grade based on the specific value of the standard deviation of each reference point number corresponding to each pixel row;
wherein determining the corresponding cable fold level based on the specific value of the standard deviation of each reference point corresponding to each pixel row comprises: the larger the specific value of the standard deviation of each reference point corresponding to each pixel row is, the higher the corresponding cable fold level is determined;
wherein, the obtaining each pixel row of the hierarchical mapping image after the reference image is partitioned includes: the number of individual pixel rows is less than the total number of pixel rows in the hierarchical mapped image.
2. The coaxial cabling fold detection device of claim 1, further comprising:
a characteristic storage device connected with the cable dividing device for storing gray imaging characteristics of the cable;
wherein the characteristic storage device is used for sending the gray scale imaging characteristic of the cable to the cable segmentation device.
3. The coaxial cabling fold detection device of claim 1, further comprising:
the LED display device is connected with the fold detection device and is used for receiving and displaying the determined corresponding cable fold grade;
the LED display device comprises a plurality of LED display units and is used for cooperatively displaying the determined corresponding cable fold grades.
4. A coaxial cable laying fold detection device according to any one of claims 1-3, wherein:
when the reference image blocks are acquired, replacing the image blocks where the cables in the layered mapping image are positioned according to the gray imaging characteristics of the cables and outputting the image blocks as the reference image blocks, and detecting the image blocks where the cables in the layered mapping image are positioned according to the color imaging characteristics of the cables and outputting the image blocks as the reference image blocks;
wherein detecting the image block where the cable is located in the hierarchical mapping image according to the color imaging characteristic of the cable and outputting the image block as the reference image block comprises: the color imaging characteristics of the cable are a red brightness value interval, a green brightness value interval and a blue brightness value interval in an RGB space;
wherein detecting the image block where the cable is located in the hierarchical mapping image according to the color imaging characteristic of the cable and outputting the image block as the reference image block further comprises: and taking the pixel points of the red brightness value, the green brightness value and the blue brightness value in the reference image block in the red brightness value interval, the green brightness value interval and the blue brightness value interval as single pixel points of the image block where the composition cable is positioned.
5. A coaxial cable laying fold detection device according to any one of claims 1-3, wherein:
the hierarchical mapping mechanism comprises a first mapping component, a second mapping component and a third mapping component, wherein the second mapping component is respectively connected with the first mapping component and the third mapping component.
6. The coaxial cable laying fold detection device according to claim 5, wherein:
the first mapping component is used for executing image multiplexing operation of applying optical characteristics of an optical component of an imaging lens of the ultra-clear imaging device to the received partial environment image.
7. The coaxial cable laying fold detection device according to claim 6, wherein:
the second mapping component is configured to perform a pulse noise filtering operation on the received image content, and the third mapping component is configured to perform an edge sharpening operation on the received image content to obtain a layered mapped image.
8. A coaxial cable laying fold detection device according to any one of claims 1-3, wherein:
the mobile driving mechanism comprises a stepping driving motor, a timing execution unit and a micro control unit, wherein the micro control unit is respectively connected with the stepping driving motor and the timing execution unit and is used for executing on-site configuration of working parameters of the stepping driving motor and the timing execution unit.
9. The coaxial cable laying fold detection device of claim 8, wherein:
the micro control unit is respectively connected with the step driving motor and the timing execution unit, and is used for executing the on-site configuration of the working parameters of the step driving motor and the timing execution unit, and the on-site configuration comprises the following steps: the micro control unit is used for configuring the stepping distance of the stepping driving motor and the timing time length of the timing execution unit.
CN202310060790.1A 2023-01-18 2023-01-18 Coaxial cable lays fold detection device Active CN116124791B (en)

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