CN115339962B - Heat-resisting cable laying groove depth analysis device - Google Patents
Heat-resisting cable laying groove depth analysis device Download PDFInfo
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- CN115339962B CN115339962B CN202211250815.6A CN202211250815A CN115339962B CN 115339962 B CN115339962 B CN 115339962B CN 202211250815 A CN202211250815 A CN 202211250815A CN 115339962 B CN115339962 B CN 115339962B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/22—Measuring arrangements characterised by the use of optical techniques for measuring depth
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20024—Filtering details
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- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to a heat-resistant cable laying groove depth analysis device, which comprises: the laying execution mechanism is used for forbidding the cable body releasing function of the heat-resistant cable of the laying execution mechanism when receiving the over-shallow signal of the groove body, and the laying execution mechanism comprises a buckle operation device used for clamping the cable body releasing end of the heat-resistant cable on the roller body structure; and the signal trigger mechanism is used for sending out an over-shallow channel signal when the integral depth of field value of a certain channel body imaging area exists in the picture. The heat-resistant cable laying groove depth analysis device provided by the invention is stable in operation and has a certain automation level. The laying groove body with insufficient depth in the laying area can be visually identified, and when the laying groove body with insufficient depth is identified, the releasing end of the cable body of the heat-resistant cable is blocked, so that the probability of accidents on the laying site of the heat-resistant cable is reduced.
Description
Technical Field
The invention relates to the field of heat-resistant cables, in particular to a heat-resistant cable laying groove depth analysis device.
Background
The electric wire and cable is a wire product used for transmitting electric (magnetic) energy, information and realizing electromagnetic energy conversion. A wire cable in a broad sense is also simply referred to as a cable, and a cable in a narrow sense means an insulated cable, which can be defined as an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation. With the rapid development of the communication industry, wire cables have been developed from the past simple telephone and telegraph cables to thousands of pairs of telephone cables, coaxial cables, optical cables, data cables, even combined communication cables, and the like. The product has small and uniform structure size and high requirement on manufacturing precision.
The wire and cable products are mostly products having the same cross-sectional shape and being long, which is determined by the characteristics used as the constituent wires or coils in the system or apparatus. Therefore, the structural composition of the cable product is researched and analyzed, and the analysis is only observed from the section of the cable product. The structural elements of the wire and cable products can be generally divided into four main structural components of a conducting wire, an insulating layer, a shielding layer and a sheath layer, as well as a filling element, a tensile element and the like. Some products have extremely simple structures according to the use requirements and application occasions of the products.
As one of the main types of electric wires and cables, heat-resistant cables are widely used because they can be used in various places where high temperatures are likely to occur. When the heat-resistant cable is laid in laying areas such as a wall body, requirements are provided for a groove body for laying the heat-resistant cable, if the groove body for laying the heat-resistant cable is not deep enough, the heat-resistant cable cannot achieve a preset heat-resistant effect, and further potential safety hazards are formed for a cable body of the heat-resistant cable.
Disclosure of Invention
In order to solve the above problems, the present invention provides a heat-resistant cable laying groove depth analyzing apparatus, which is capable of effectively identifying whether there is a laying groove body with insufficient depth in a laying area on the basis of performing visual data analysis on the laying area of a heat-resistant cable to be laid, and when it is identified that there is a laying groove body with insufficient depth, performing a locking operation on a cable body releasing end of a heat-resistant cable of a roller structure wound with the heat-resistant cable, thereby improving automation level and reliability of laying the heat-resistant cable.
According to an aspect of the present invention, there is provided a heat-resistant cable laying groove depth analysis apparatus, the apparatus including:
the laying execution mechanism is arranged near a laying area of the heat-resistant cable to be laid and is used for using the cable body releasing function of the heat-resistant cable of the laying execution mechanism when receiving a groove depth effective signal and forbidding the cable body releasing function of the heat-resistant cable of the laying execution mechanism when receiving an over-shallow signal of a groove body, and the laying execution mechanism is internally provided with a roller body structure wound with the heat-resistant cable and a buckle operation device used for clamping the cable body releasing end of the heat-resistant cable of the roller body structure;
the visual collector is arranged right above a laying area of the heat-resistant cable to be laid and is used for executing visual data collection processing on the laying area of the heat-resistant cable to be laid so as to obtain a corresponding laying area picture;
the primary mapping device is connected with the visual collector and used for removing impulse noise from the received pictures of the laying area to obtain corresponding primary mapping pictures;
the secondary mapping device is connected with the primary mapping device and is used for executing geometric mean filtering operation on the received primary mapping picture to obtain a corresponding secondary mapping picture;
a final mapping device, connected to the secondary mapping device, for performing picture content enhancement processing on the received secondary mapping picture to obtain a corresponding final mapping picture;
the tank body identification mechanism is connected with the final mapping device and is used for identifying each tank body imaging area in the received final mapping picture so as to obtain more than one tank body imaging area in the final mapping picture;
the signal triggering mechanism is respectively connected with the tank body identification mechanism and the laying execution mechanism and is used for acquiring the integral depth of field value of each tank body imaging area in the final-stage mapping picture and sending a tank body over-shallow signal when the integral depth of field value of a certain tank body imaging area in the final-stage mapping picture is shallower than a set depth of field threshold value;
the signal triggering mechanism is further used for sending out a groove depth effective signal when the whole depth of field value of each groove body imaging area in the final-stage mapping picture is deeper than or equal to the set depth of field threshold value.
The heat-resistant cable laying groove depth analysis device provided by the invention is stable in operation and has a certain automation level. The laying groove body with insufficient depth in the laying area can be visually identified, and when the laying groove body with insufficient depth is identified, the releasing end of the cable body of the heat-resistant cable is blocked, so that the probability of accidents on the laying site of the heat-resistant cable is reduced.
Drawings
Embodiments of the present invention will be described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a laying actuator of a heat-resistant cable laying groove depth analysis apparatus according to various embodiments of the present invention.
Fig. 2 is a schematic structural diagram of a heat-resistant cable laying groove depth analysis device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a heat-resistant cable-laying groove depth analysis device according to a second embodiment of the present invention.
Detailed Description
An embodiment of the heat-resistant cable-laying groove depth analyzing apparatus of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a laying actuator of a heat-resistant cable laying groove depth analyzing apparatus according to various embodiments of the present invention.
As shown in fig. 1, the laying actuator includes a roller structure 1 wound with a heat-resistant cable, a roller bottom connecting rod 6, and a buckle operation device formed by a fixed seat 2, a side fixed seat 3, an automatic rotation screw 4, and a buckle head 5.
Fig. 2 is a schematic view of an internal structure of a heat-resistant cable-laying groove depth analysis apparatus according to an embodiment of the present invention, the apparatus including:
the laying actuator is arranged near a laying area of the heat-resistant cable to be laid, is used for using the cable body releasing function of the heat-resistant cable of the laying actuator when receiving a groove depth effective signal, and is also used for forbidding the cable body releasing function of the heat-resistant cable of the laying actuator when receiving a groove body over-shallow signal, and a roller body structure wound with the heat-resistant cable and a buckling operation device used for clamping the cable body releasing end of the heat-resistant cable of the roller body structure are arranged in the laying actuator;
the visual collector is arranged right above a laying area of the heat-resistant cable to be laid and is used for executing visual data collection processing on the laying area of the heat-resistant cable to be laid so as to obtain a corresponding laying area picture;
the primary mapping device is connected with the visual collector and used for removing impulse noise from the received pictures of the laying area to obtain corresponding primary mapping pictures;
the secondary mapping device is connected with the primary mapping device and is used for executing geometric mean filtering operation on the received primary mapping picture to obtain a corresponding secondary mapping picture;
a final mapping device, connected to the secondary mapping device, for performing picture content enhancement processing on the received secondary mapping picture to obtain a corresponding final mapping picture;
the tank body identification mechanism is connected with the final mapping device and is used for identifying each tank body imaging area in the received final mapping picture so as to obtain more than one tank body imaging area in the final mapping picture;
the signal triggering mechanism is respectively connected with the tank body identification mechanism and the laying execution mechanism and is used for acquiring the integral depth of field value of each tank body imaging area in the final-stage mapping picture and sending a tank body over-shallow signal when the integral depth of field value of a certain tank body imaging area in the final-stage mapping picture is shallower than a set depth of field threshold value;
the signal triggering mechanism is further used for sending out a groove depth effective signal when the whole depth of field value of each groove body imaging area in the final-stage mapping picture is deeper than or equal to the set depth of field threshold value.
Fig. 3 is a schematic view of the internal structure of the heat-resistant cable-laying groove depth analysis apparatus according to the second embodiment of the present invention.
As shown in fig. 3, unlike fig. 2, the heat-resistant cable-laying groove depth analyzing apparatus in fig. 3 may further include the following components:
and the manual tripping mechanism is connected with the laying actuating mechanism and used for manually releasing a buckling operation device for clamping the cable body releasing end of the heat-resistant cable of the roller body structure under the manual operation so as to use the cable body releasing function of the heat-resistant cable of the laying actuating mechanism.
Next, a specific configuration of the heat-resistant cable-laid groove depth analysis device according to the present invention will be further described.
In the heat-resistant cable-laying groove depth analyzing apparatus according to various embodiments of the present invention:
identifying each of the trough-imaging regions in the received final mapping picture to obtain one or more trough-imaging regions in the final mapping picture comprises: performing the following operations for each pixel point in the final mapping picture: acquiring the brightness value of the pixel point as a reference brightness value, acquiring the mean value of the brightness values corresponding to the pixel points around the pixel point as a mean brightness value, and judging that the pixel point to which the reference brightness value belongs to one pixel point forming a tank body imaging area when the difference value between the reference brightness value and the mean brightness value exceeds a set brightness threshold value;
the method comprises the following steps of obtaining the brightness value of the pixel point as a reference brightness value, obtaining the average value of the brightness values corresponding to the pixel points around the pixel point as a mean brightness value, and judging that the pixel point to which the reference brightness value belongs to one pixel point forming a tank body imaging area when the difference value between the reference brightness value and the mean brightness value exceeds a set brightness threshold value, wherein the step of obtaining the brightness value of the pixel point as the reference brightness value, obtaining the mean value of the brightness values corresponding to the pixel points around the pixel point as the mean brightness value, comprises the following steps: each pixel point around the pixel point is covered by a pixel point window with a preset size and taking the pixel point as a center;
wherein, each pixel around the pixel is covered by a pixel window with a preset size taking the pixel as a center, and the method comprises the following steps: the pixel point window with the preset size is 8 pixels points multiplied by 8 pixels points;
wherein, each pixel around the pixel for each pixel that is covered by the pixel window with the preset size taking the pixel as the center comprises: the pixel window with the preset size is 16 pixels multiplied by 16 pixels.
In a heat-resistant cable-laying groove depth analyzing apparatus according to various embodiments of the present invention:
the cable body releasing function of the heat-resistant cable for the laying execution mechanism is used when the effective groove depth signal is received, and the cable body releasing function of the heat-resistant cable for the laying execution mechanism is also used for forbidding when the too shallow groove body signal is received, and comprises the following steps: when the effective groove depth signal is received, the clamping operation device finishes the clamping operation on the cable body releasing end of the heat-resisting cable of the roller body structure;
wherein, when receiving the effective signal of the groove depth, the cable body releasing function of the heat-resisting cable of the laying actuating mechanism is used, and when receiving the over-shallow signal of the groove body, the cable body releasing function of the heat-resisting cable of the forbidding laying actuating mechanism further comprises: and when an over-shallow signal of the groove body is received, the buckling operation device continuously executes the clamping operation on the cable body releasing end of the heat-resisting cable of the roller body structure.
And in the heat-resistant cable-laying groove depth analyzing apparatus according to various embodiments of the present invention, the apparatus may further include:
the data interaction mechanism is respectively connected with the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank body identification mechanism and is used for establishing a parallel communication link between the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank body identification mechanism;
wherein establishing the parallel communication links between the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device, and the tank discrimination mechanism comprises: the established parallel communication links between the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank body identification mechanism are 16-bit or 32-bit parallel communication links.
In addition, in the heat-resistant cable laying groove depth analyzing apparatus, identifying each groove body imaging area in the received final mapping picture to obtain one or more groove body imaging areas in the final mapping picture further includes: performing the following operations for each pixel point in the final mapping picture: and when the difference value between the reference brightness value and the average brightness value is less than or equal to the set brightness threshold, judging that the pixel point to which the reference brightness value belongs does not belong to one pixel point forming the tank body imaging area.
Firstly, the invention can carry out visual data analysis on the laying area of the heat-resistant cable to be laid, so as to execute the clamping operation on the cable body releasing end of the heat-resistant cable with the roller body structure wound with the heat-resistant cable when detecting that the integral depth of a certain laying groove body of the laying area does not reach the laying depth requirement of the heat-resistant cable, thereby avoiding the laying fault of the heat-resistant cable.
Secondly, the invention can execute the integral judgment of whether the integral depth of the laying groove body meets the laying depth requirement of the heat-resistant cable or not based on the integral depth of field numerical value of the visual data of each laying groove body in the laying area.
Thirdly, the method can acquire the brightness value of a certain pixel point in the imaging picture of the laying area as a reference brightness value, acquire the mean value of the brightness values corresponding to the pixel points around the pixel point respectively as a mean brightness value, and judge that the pixel point to which the reference brightness value belongs to a pixel point forming the tank body imaging area when the difference value between the reference brightness value and the mean brightness value exceeds a set brightness threshold value, thereby realizing the targeted identification of the imaging area of the laying tank body.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a general hardware platform, and certainly can also be implemented by hardware. Based on such understanding, the above technical solutions essentially or contributing to the related art may be embodied in the form of a software product, which can be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes several instructions for causing a computer device to execute the method described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. A heat-resistant cable laying groove depth analyzing apparatus, characterized in that the apparatus comprises:
the laying actuator is arranged near a laying area of the heat-resistant cable to be laid, is used for using the cable body releasing function of the heat-resistant cable of the laying actuator when receiving a groove depth effective signal, and is also used for forbidding the cable body releasing function of the heat-resistant cable of the laying actuator when receiving a groove body over-shallow signal, and a roller body structure wound with the heat-resistant cable and a buckling operation device used for clamping the cable body releasing end of the heat-resistant cable of the roller body structure are arranged in the laying actuator;
the visual collector is arranged right above a laying area of the heat-resistant cable to be laid and is used for executing visual data collection processing on the laying area of the heat-resistant cable to be laid so as to obtain a corresponding laying area picture;
the primary mapping device is connected with the visual collector and used for removing impulse noise from the received pictures of the laying area to obtain corresponding primary mapping pictures;
the secondary mapping device is connected with the primary mapping device and is used for executing geometric mean filtering operation on the received primary mapping picture to obtain a corresponding secondary mapping picture;
a final mapping device, connected to the secondary mapping device, for performing picture content enhancement processing on the received secondary mapping picture to obtain a corresponding final mapping picture;
the tank body identification mechanism is connected with the final mapping device and is used for identifying each tank body imaging area in the received final mapping picture so as to obtain more than one tank body imaging area in the final mapping picture;
the signal triggering mechanism is respectively connected with the tank body identification mechanism and the laying execution mechanism and is used for acquiring the integral depth of field value of each tank body imaging area in the final-stage mapping picture and sending a tank body over-shallow signal when the integral depth of field value of a certain tank body imaging area is shallower than a set depth of field threshold value in the final-stage mapping picture;
the signal triggering mechanism is further used for sending out a groove depth effective signal when the whole depth of field value of each groove body imaging area in the final-stage mapping picture is deeper than or equal to the set depth of field threshold value.
2. The heat-resistant cable run channel depth analysis apparatus of claim 1, further comprising:
and the manual tripping mechanism is connected with the laying actuating mechanism and used for manually releasing a buckle operating device for clamping the cable body releasing end of the heat-resistant cable of the roller structure under the manual operation so as to use the cable body releasing function of the heat-resistant cable of the laying actuating mechanism.
3. The heat-resistant cable-laying groove depth analyzing apparatus according to any one of claims 1 to 2,
identifying each trough imaging region in the received final mapping picture to obtain one or more trough imaging regions in the final mapping picture comprises: performing the following operations for each pixel point in the final mapping picture: and when the difference value between the reference brightness value and the average brightness value exceeds a set brightness threshold value, judging that the pixel point to which the reference brightness value belongs to one pixel point forming the tank body imaging area.
4. The heat-resistant cable-laying groove depth analyzing apparatus according to claim 3,
obtaining the brightness value of the pixel point as a reference brightness value, obtaining the average value of the brightness values corresponding to the pixel points around the pixel point as a mean brightness value, and when the difference value between the reference brightness value and the mean brightness value exceeds a set brightness threshold value, judging that the pixel point to which the reference brightness value belongs to a pixel point forming a tank body imaging area, wherein the step of: and all the pixels around the pixel are all the pixels covered by the pixel window with the preset size taking the pixel as the center.
5. The heat-resistant cable-laying groove depth analyzing apparatus according to claim 4,
each pixel point around the pixel point is covered by a pixel point window with a preset size taking the pixel point as a center, and the method comprises the following steps: the pixel point window with the preset size is 8 pixels points multiplied by 8 pixels points.
6. The heat-resistant cable-laying groove depth analyzing apparatus according to claim 4,
each pixel point around the pixel point, which is covered by the pixel point window with the preset size and taking the pixel point as the center, comprises the following steps: the pixel window with the preset size is 16 pixels multiplied by 16 pixels.
7. The heat-resistant cable-laying groove depth analyzing apparatus according to any one of claims 1 to 2,
the cable body releasing function of the heat-resistant cable for laying the actuating mechanism is used when the effective signal of the groove depth is received, and the cable body releasing function of the heat-resistant cable for forbidding the actuating mechanism when the over-shallow signal of the groove body is received comprises the following steps: and when the effective groove depth signal is received, the clamping operation device finishes the clamping operation on the cable body releasing end of the heat-resisting cable of the roller body structure.
8. The heat-resistant cable-laying groove depth analyzing apparatus according to claim 7,
the cable body releasing function of the heat-resistant cable for laying the actuating mechanism is used when the effective signal of the groove depth is received, and the cable body releasing function of the heat-resistant cable for forbidding the actuating mechanism when the over-shallow signal of the groove body is received further comprises the following steps: and when an over-shallow signal of the groove body is received, the buckling operation device continuously executes the clamping operation on the cable body releasing end of the heat-resisting cable of the roller body structure.
9. A heat-resistant cable-laying groove depth analyzing apparatus as claimed in any one of claims 1 to 2, further comprising:
and the data interaction mechanism is respectively connected with the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank body identification mechanism and is used for establishing a parallel communication link between the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank body identification mechanism.
10. The heat-resistant cable-laying groove depth analyzing apparatus according to claim 9,
establishing a parallel communication link between the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank identification mechanism comprises: the established parallel communication link between the visualization collector, the primary mapping device, the secondary mapping device, the final mapping device and the tank body identification mechanism is a 16-bit or 32-bit parallel communication link.
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