CN112945993A - Detection method and system of electrical equipment and storage medium - Google Patents

Detection method and system of electrical equipment and storage medium Download PDF

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Publication number
CN112945993A
CN112945993A CN202110172259.4A CN202110172259A CN112945993A CN 112945993 A CN112945993 A CN 112945993A CN 202110172259 A CN202110172259 A CN 202110172259A CN 112945993 A CN112945993 A CN 112945993A
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China
Prior art keywords
electrical equipment
foaming
box body
detection
electrical
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Chinese (zh)
Inventor
臧必俊
袁峰
许健
赵晓博
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Gree Electric Appliances Inc of Zhuhai
Gree Wuhu Electric Appliances Co Ltd
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Gree Electric Appliances Inc of Zhuhai
Gree Wuhu Electric Appliances Co Ltd
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Priority to CN202110172259.4A priority Critical patent/CN112945993A/en
Publication of CN112945993A publication Critical patent/CN112945993A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/18Investigating the presence of flaws defects or foreign matter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/02Measures preceding sorting, e.g. arranging articles in a stream orientating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • B07C5/346Sorting according to other particular properties according to radioactive properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)

Abstract

The invention discloses a detection method, a system and a storage medium of electrical equipment, wherein the method comprises the following steps: carrying out imaging detection on a box body of the electrical equipment to generate an imaging picture of the box body of the electrical equipment; extracting characteristic information of a foaming layer in the imaging graph; and comparing the characteristic information of the foaming layer with preset reference characteristic information to generate the foaming quality information of the box body of the electrical equipment, so that the automatic and refined detection of the foaming quality information of the box body of the electrical equipment is realized. By adopting the technical scheme of the invention, the detection efficiency of the electrical equipment can be improved, and the reliability of the detection result can be improved.

Description

Detection method and system of electrical equipment and storage medium
Technical Field
The invention belongs to the technical field of equipment detection, and particularly relates to a detection method, a detection system and a storage medium for electrical equipment.
Background
In an electrical apparatus for realizing heat preservation, such as a water heater and a refrigerator, a foaming layer is usually filled between a casing and an inner container of a box body of the electrical apparatus. In the foaming process or the foaming polymer material, a honeycomb or cellular structure is formed through the addition and reaction of a physical foaming agent or a chemical foaming agent. The basic steps of foam molding are the formation of a bubble nucleus, the growth or enlargement of the bubble nucleus, and the stabilization of the bubble nucleus. At a given temperature and pressure, the solubility of the gas decreases so that saturation is reached, allowing excess gas to escape and form bubbles, thereby effecting nucleation.
In order to ensure the quality of the electrical equipment, generally, the foaming detection of the electrical equipment is realized by knocking a shell of a box body of the electrical equipment by a hand or a knock bar of a detector and judging whether the box body of the electrical equipment is foamed well or not from feedback sound.
However, this method not only has a large labor load, but also the quality of the inspection depends on the experience of the inspector to a great extent, resulting in low detection efficiency and poor reliability of the detection result.
Disclosure of Invention
The invention mainly aims to provide a detection method, a detection system and a storage medium of electrical equipment, so as to solve the problems of low detection efficiency and poor reliability of detection results of the electrical equipment in the prior art.
In order to solve the above problems, the present invention provides a method for detecting an electrical device, comprising:
carrying out imaging detection on a box body of the electrical equipment to generate an imaging picture of the box body of the electrical equipment;
extracting characteristic information of a foaming layer in the imaging graph;
and comparing the characteristic information of the foaming layer with preset reference characteristic information to generate foaming quality information of the box body of the electrical equipment.
Further, the method for detecting an electrical device further includes:
if the foaming quality information indicates unqualified, determining the influence factor corresponding to the unqualified category to which the foaming quality information belongs according to the preset incidence relation between the unqualified category and the influence factor; the unqualified category comprises at least one of uneven foaming, greater foaming density than a first preset density and less foaming density than a second preset density; the first preset density is greater than the second preset density;
and outputting the troubleshooting prompt information corresponding to the influence factors.
Further, the method for detecting an electrical device further includes:
acquiring actual foaming process parameters corresponding to the influence factors;
detecting whether the actual foaming technological parameters meet the standard foaming technological parameters or not;
and if the actual foaming process parameter does not meet the standard foaming process parameter, outputting an adjustment prompt message corresponding to the actual foaming process parameter.
Further, in the above method for detecting an electrical device, the actual foaming process parameters corresponding to the influencing factors include: at least one of environment temperature, injection speed, heating temperature, heating time, curing temperature, curing time and raw material ratio.
Further, the method for detecting an electrical device further includes:
and if the foaming quality information shows that the foaming quality information is qualified, conveying the box body of the electrical equipment to a next process flow area.
Further, the method for detecting an electrical device further includes:
and if the foaming quality information indicates that the box body is unqualified, conveying the box body of the electrical equipment to an unqualified product area.
Further, in the method for detecting an electrical device, imaging detection is performed on a box of the electrical device to generate an imaging diagram of the box of the electrical device, and the method includes:
and carrying out imaging detection on the electrical equipment by utilizing X-rays to generate an imaging picture of a box body of the electrical equipment.
The invention also provides a detection system of the electrical equipment, which comprises the following components:
the detection device is used for detecting the box body of the electrical equipment to obtain imaging data of the box body of the electrical equipment;
the detection equipment is used for realizing the detection method of the electrical equipment according to the imaging data of the box body of the electrical equipment.
Further, the detection system of the electrical equipment is used for detecting the water tank of the water heater.
The invention also provides a storage medium on which a computer program is stored, which computer program, when being executed by a processor, realizes the steps of the detection method of an electrical appliance as described above.
Compared with the prior art, one or more embodiments in the above scheme can have the following advantages or beneficial effects:
according to the detection method, the detection system and the storage medium of the electrical equipment, the box body of the electrical equipment is subjected to imaging detection to generate the imaging picture of the box body of the electrical equipment, and after the characteristic information of the foaming layer in the imaging picture is extracted, the characteristic information of the foaming layer is compared with the preset reference characteristic information to generate the foaming quality information of the box body of the electrical equipment, so that the automatic and fine detection of the foaming quality information of the box body of the electrical equipment is realized. By adopting the technical scheme of the invention, the detection efficiency of the electrical equipment can be improved, and the reliability of the detection result can be improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a flow chart of an embodiment of a method for detecting an electrical device of the present invention;
FIG. 2 is a flow chart of another embodiment of a method for detecting an electrical device of the present invention;
fig. 3 is a schematic structural diagram of an embodiment of a detection device of an electrical apparatus of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.
Example one
In order to solve the technical problems in the prior art, the embodiment of the invention provides a detection method for electrical equipment. The detection method of the electrical equipment is preferably used for detecting the water tank of the water heater.
Fig. 1 is a flowchart of an embodiment of a method for detecting an electrical device according to the present invention, and as shown in fig. 1, the method for detecting an electrical device according to the present embodiment may specifically include the following steps:
100. carrying out imaging detection on a box body of the electrical equipment to generate an imaging picture of the box body of the electrical equipment;
in a specific implementation process, this embodiment is preferably but not limited to detecting the box of the electrical apparatus by using an X-ray to obtain imaging data of the box of the electrical apparatus, and generating an imaging graph of the electrical apparatus according to the imaging data of the box of the electrical apparatus.
In particular, in this embodiment, preferably, the X-ray machine is placed on the line body behind the foaming room, the box of the formed electrical equipment normally flows through the line body and is conveyed to the X-ray machine, and the X-ray starting switch is triggered, for example, the infrared sensing device can be triggered to trigger the emitter switch, and then the X-ray machine enters the working state, and the positive and negative ions of the X-ray tube in the middle part are accelerated under the action of the strong electric field and fly to the anode and the cathode respectively. The positive ions strike the cathode surface, causing the cathode to emit electrons which strike the anode, producing X-rays. After the X-ray penetrates through the irradiated object, the detector on the other side of the middle part receives the attenuation signal and transmits the received signal to an upper computer such as a computer system.
It should be noted that, in this embodiment, the number of the transceiver modules in the X-ray machine may be set according to actual requirements, and this embodiment is not particularly limited.
The upper computer utilizes the attenuation of the X-ray after passing through the object, and utilizes the idea of differentiation to divide the object into a plurality of small-size units in the incidence direction of the X-ray, and when the unit size is small enough, the material in the unit size is considered to be a material.
The upper computer collects incident X-ray intensity signals and emergent X-ray intensity signals, after image processing operation, the incident X-ray intensity signals and the emergent X-ray intensity signals are expressed as line integrals of attenuation coefficients along the incident direction of X-rays, and after filtering and quantification, a group of gray values can be obtained, the group of gray values represent gray values of a row of pixels on a perspective view, the gray values can sequentially pass through each section of an object along with the forward movement of the object driven by a transmission device of the device, the detector can detect X-ray energy values absorbed by all the sections of the object, and accordingly complete two-dimensional gray images or three-dimensional images of the object can be obtained and displayed.
It should be noted that, in this embodiment, when the imaging detection is performed on the electrical apparatus by using the X-ray to generate the imaging map of the box body of the electrical apparatus, it is not necessary to care whether the box body of the electrical apparatus has residual temperature after the foaming of the box body of the electrical apparatus is completed, so that it is not necessary to wait for the temperature reduction of the box body of the electrical apparatus and then perform the inspection, thereby shortening the detection time and improving the detection efficiency.
101. Extracting characteristic information of a foaming layer in the imaging graph;
after obtaining an image of the box of the electrical apparatus, characteristic information of the foaming layer in the image, for example, a thickness of the foaming layer, a foaming density of the foaming layer, and the like, may be extracted.
102. And comparing the characteristic information of the foaming layer with preset reference characteristic information to generate foaming quality information of the box body of the electrical equipment.
In this embodiment, the image of the standard box of the electrical apparatus may be stored in advance, and the corresponding feature information is extracted from the image of the standard box of the electrical apparatus as the image of the standard box of the electrical apparatus, so that after the feature information of the foaming layer in the imaging diagram is obtained, the feature information of the foaming layer in the imaging diagram may be compared with the preset reference feature information to generate the foaming quality information of the box of the electrical apparatus, and thereby the foaming quality information of the box of the electrical apparatus may be automatically detected, so that a detector is prevented from judging whether the foaming quality of the box of the electrical apparatus is good according to the sound of the casing of the box of the electrical apparatus knocked by traitors with experience, thereby improving the detection quality and requirements, achieving fine detection, reducing the detection flow of the accessory box and the packaging box, and reducing the detection time, the detection quality is improved, the after-sale complaint risk is reduced, the foaming detection percentage of the water tank is guaranteed, the unqualified water tank is forbidden to flow to the market as far as possible, and the labor intensity of detection personnel is reduced.
Specifically, the thickness of the foaming layer may be compared with a reference thickness, so as to determine whether the thickness of the foaming layer is uniform in an imaging diagram of the box of the electrical equipment, and thereby determine the foaming quality information of the box of the electrical equipment. For example, different thickness differences may correspond to different quality levels, and in this embodiment, a difference between the thickness of the foam layer in the imaging diagram of the box body of the electrical apparatus and the reference thickness may be quantitatively analyzed, and the foam quality level of the box body of the electrical apparatus may be determined according to the difference.
In this embodiment, the foaming density of the foaming layer may be compared with the reference density, so as to determine whether the foaming density of the foaming layer in the imaging diagram of the box body of the electrical equipment is within a preset range, so as to determine the foaming quality information of the box body of the electrical equipment. For example, different foaming densities may also correspond to different quality grades, and in this embodiment, the foaming density of the foaming layer in the imaging diagram of the box body of the electrical apparatus may be quantitatively analyzed, and the foaming quality grade of the box body of the electrical apparatus may be determined according to the foaming density.
The foaming quality information of the box of the electrical apparatus of the present embodiment is not limited to the foaming quality grade of the box of the electrical apparatus, and may be a foaming quality score of the box of the electrical apparatus.
According to the detection method of the electrical equipment, the box body of the electrical equipment is subjected to imaging detection to generate the imaging graph of the box body of the electrical equipment, the characteristic information of the foaming layer in the imaging graph is extracted, and then the characteristic information of the foaming layer is compared with the preset reference characteristic information to generate the foaming quality information of the box body of the electrical equipment, so that the automatic and refined detection of the foaming quality information of the box body of the electrical equipment is realized. By adopting the technical scheme of the invention, the detection efficiency of the electrical equipment can be improved, and the reliability of the detection result can be improved.
Fig. 2 is a flowchart of another embodiment of the method for detecting an electrical device according to the present invention, and as shown in fig. 2, the method for detecting an electrical device according to the present embodiment further describes the technical solution of the present invention in more detail on the basis of the above embodiment.
As shown in fig. 2, the method for detecting an electrical device in this embodiment may specifically include the following steps:
200. carrying out imaging detection on a box body of the electrical equipment to generate an imaging picture of the box body of the electrical equipment;
the implementation process of this embodiment is the same as the implementation process of step 100 shown in fig. 1, and please refer to the related description above for details, which is not repeated herein.
201. Extracting characteristic information of a foaming layer in the imaging graph;
the implementation process of this embodiment is the same as the implementation process of step 101 shown in fig. 1, and please refer to the related description above for details, which is not repeated herein.
202. Comparing the characteristic information of the foaming layer with preset reference characteristic information to generate foaming quality information of a box body of the electrical equipment;
the implementation process of this embodiment is the same as the implementation process of step 102 shown in fig. 1, and please refer to the related description above for details, which is not repeated herein.
203. Detecting whether the foaming quality information represents qualification; if yes, ending; if not, go to step 204;
in a specific implementation process, a qualification condition corresponding to the foaming quality information of the box body of the electrical equipment may be preset, for example, the qualification condition may be that the foaming quality grade of the box body of the electrical equipment is higher than good, or the foaming quality score of the box body of the electrical equipment is greater than a preset threshold value. In this way, after the foaming quality information of the box body of the electrical equipment is generated, whether the foaming quality information represents qualification can be detected; if the foaming quality information shows that the foaming quality information is qualified, finishing the foaming process, and directly conveying the box body of the electrical equipment to the next line body; if the foaming quality information indicates that the foaming quality information is not qualified, step 204 is executed.
204. Determining the influence factors corresponding to the unqualified category to which the foaming quality information belongs according to the incidence relation between the preset unqualified category and the influence factors;
in this embodiment, the foaming process parameters in the production process of the box body of the electrical equipment may be acquired by various sensors, and the association relationship between the unqualified category and the influence factor is formed by combining the actual quality information of the box body of the electrical equipment and stored, so that after the foaming quality information of the box body of the electrical equipment is determined to be unqualified, the unqualified category to which the foaming quality information of the box body of the electrical equipment belongs may be further determined, for example, the unqualified category may include but is not limited to at least one of uneven foaming, a foaming density greater than a first preset density, and a foaming density less than a second preset density; wherein the first predetermined density is greater than the second predetermined density.
After the unqualified category to which the foaming quality information of the box body of the electrical equipment belongs is determined, the influence factor corresponding to the unqualified category to which the foaming quality information belongs can be determined according to the preset incidence relation between the unqualified category and the influence factor. For example, the influencing factors may include, but are not limited to, the actual foaming process parameters: at least one of environment temperature, injection speed, heating temperature, heating time, curing temperature, curing time and raw material ratio.
In some embodiments, if the foaming quality information of the box body of the electrical equipment belongs to the unqualified category, which is foaming non-uniformity, the influence factor that the injection speed is non-uniform may be determined, which causes discharging non-uniformity, and causes non-uniformity in the thickness of the foaming layer of the box body of the electrical equipment.
In some embodiments, if the foaming quality information of the box body of the electrical equipment belongs to the unqualified category that the foaming density is not within the preset range, the raw material ratio may be improper, and the thickness of the foaming layer of the box body of the electrical equipment is not uniform.
In this embodiment, other influencing factors such as the ambient temperature, the heating time, the curing temperature, and the curing time are not illustrated.
205. And outputting the troubleshooting prompt information corresponding to the influence factors.
In this embodiment, after determining the influence factors corresponding to the unqualified category to which the foam quality information belongs, troubleshooting prompt information corresponding to the influence factors may be generated and output to prompt a detection person to perform troubleshooting one by one according to the influence factors corresponding to the unqualified category to which the foam quality information belongs.
According to the detection method of the electrical equipment, when the foaming quality information of the box body of the electrical equipment is determined to be unqualified, the influence factors corresponding to the unqualified category to which the foaming quality information belongs are determined according to the preset incidence relation between the unqualified category and the influence factors, and the troubleshooting prompt information corresponding to the influence factors is output, so that the reason why the foaming quality of the box body of the electrical equipment is unqualified is screened, a detector is prompted to troubleshoot the influence factors corresponding to the unqualified category to which the foaming quality information belongs one by one, and the troubleshooting efficiency is improved.
In a specific implementation process, although the influence factors corresponding to the unqualified category to which the foaming quality information belongs are determined according to the preset incidence relation between the unqualified category and the influence factors, and the troubleshooting prompt information corresponding to the influence factors is output, so that the reason why the foaming quality of the box body of the electrical equipment is unqualified is screened, the detection personnel still need to troubleshoot the influence factors corresponding to the unqualified category to which the foaming quality information belongs one by one, if the influence factors are more, certain time is consumed for troubleshooting, and the troubleshooting efficiency is improved to a limited extent, so that the following technical scheme is provided for solving the technical problems.
Specifically, after "determining the influence factor corresponding to the unqualified category to which the foaming quality information belongs according to the preset association relationship between the unqualified category and the influence factor" in step 204, the following steps may also be performed:
a. acquiring actual foaming process parameters corresponding to the influence factors;
in a specific implementation process, as the foaming process parameters in the production process of the box body of the electrical equipment can be acquired through various sensors, the actual foaming process parameters corresponding to the influence factors can be acquired.
b. Detecting whether the actual foaming technological parameters meet the standard foaming technological parameters or not; if yes, executing step d, otherwise, executing step c;
in this embodiment, the actual foaming process parameter may be compared with a preset standard foaming process parameter, so as to detect whether the actual foaming process parameter meets the standard foaming process parameter; and d, if the actual foaming process parameters meet the standard foaming process parameters, executing step d, and if the actual foaming process parameters do not meet the standard foaming process parameters, executing step c.
c. And outputting adjustment prompt information corresponding to the actual foaming process parameters.
If the actual foaming process parameter does not meet the standard foaming process parameter, adjustment prompt information corresponding to the actual foaming process parameter can be generated so as to further screen reasons causing unqualified foaming quality of the box body of the electrical equipment, and detection personnel do not need to check the determined influence factors one by one, so that the checking efficiency is further improved.
d. And outputting the actual foaming process parameters.
If the actual foaming process parameters meet the standard foaming process parameters, the determined factors are incorrect, at the moment, only the actual foaming process parameters can be output, and the reason why the foaming quality of the box body of the electrical equipment is not qualified is determined by the detection personnel.
In some embodiments, if the actual foaming process parameter does not satisfy the standard foaming process parameter, the parameter adjustment information corresponding to the actual foaming process parameter may be automatically generated, and the adjustment device corresponding to the actual foaming process parameter is controlled to automatically adjust.
Further, in the above embodiment, after step 203 "detecting whether the foam quality information indicates pass" is performed and it is determined that the foam quality information indicates fail, it may be further detected whether the number of fail times continuously reaches the preset number of times, and if the number of fail times continuously reaches the preset number of times, step 204 is performed; otherwise, if the unqualified times do not continuously reach the preset times, only executing the following steps: and conveying the box body of the electrical equipment to an unqualified product area, or after outputting unqualified prompt information, waiting for a detector to process the box body of the electrical equipment.
It should be noted that the steps of "conveying the box body of the electrical equipment to an unqualified product area, or waiting for a detection person to process the box body of the electrical equipment after outputting an unqualified prompt message" and "detecting whether the unqualified times continuously reach the preset times" are not in sequence.
It should be noted that the method of the embodiment of the present invention may be executed by a single device, such as a computer or a server. The method of the embodiment can also be applied to a distributed scene and completed by the mutual cooperation of a plurality of devices. In the case of such a distributed scenario, one device of the multiple devices may only perform one or more steps of the method according to the embodiment of the present invention, and the multiple devices interact with each other to complete the method.
Example two
In order to solve the technical problems in the prior art, the embodiment of the invention provides a detection device for electrical equipment. Wherein, the detection device of the electrical equipment is preferably used for detecting the water tank of the water heater.
Fig. 3 is a schematic structural diagram of an embodiment of a detection apparatus for an electrical device according to the present invention, and as shown in fig. 3, the detection apparatus for an electrical device according to the present embodiment may include an imaging module 30, an extraction module 31, and a detection module 32.
The imaging module 30 is configured to perform imaging detection on a box of the electrical equipment, and generate an imaging diagram of the box of the electrical equipment;
for example, the electrical equipment may be detected by imaging with X-rays, and an imaging diagram of a box of the electrical equipment may be generated.
The extraction module 31 is used for extracting characteristic information of a foaming layer in the imaging graph;
after obtaining an image of the box of the electrical apparatus, characteristic information of the foaming layer in the image, for example, a thickness of the foaming layer, a foaming density of the foaming layer, and the like, may be extracted.
The detection module 32 is configured to compare the characteristic information of the foaming layer with preset reference characteristic information, and generate foaming quality information of the box body of the electrical equipment.
The detection device of the electrical equipment of the embodiment generates an imaging graph of the box body of the electrical equipment through imaging detection of the box body of the electrical equipment, extracts characteristic information of a foaming layer in the imaging graph, compares the characteristic information of the foaming layer with preset reference characteristic information, generates foaming quality information of the box body of the electrical equipment, and realizes automatic and refined detection of the foaming quality information of the box body of the electrical equipment. By adopting the technical scheme of the invention, the detection efficiency of the electrical equipment can be improved, and the reliability of the detection result can be improved.
In one specific implementation, the detection module 32 is further configured to:
if the foaming quality information indicates unqualified, determining the influence factor corresponding to the unqualified category to which the foaming quality information belongs according to the preset incidence relation between the unqualified category and the influence factor; and outputting the troubleshooting prompt information corresponding to the influence factors.
The unqualified category comprises at least one of uneven foaming, greater foaming density than a first preset density and less foaming density than a second preset density; wherein the first predetermined density is greater than the second predetermined density.
According to the detection device for the electrical equipment, when the foaming quality information of the box body of the electrical equipment is determined to be unqualified, the influence factors corresponding to the unqualified category to which the foaming quality information belongs are determined according to the preset incidence relation between the unqualified category and the influence factors, and the troubleshooting prompt information corresponding to the influence factors is output, so that the reason for causing the unqualified foaming quality of the box body of the electrical equipment is screened, a detector is prompted to troubleshoot the influence factors corresponding to the unqualified category to which the foaming quality information belongs one by one, and the troubleshooting efficiency is improved.
In a specific implementation process, although the influence factors corresponding to the unqualified category to which the foaming quality information belongs are determined according to the preset incidence relation between the unqualified category and the influence factors, and the troubleshooting prompt information corresponding to the influence factors is output, so that the reason why the foaming quality of the box body of the electrical equipment is unqualified is screened, the detection personnel still need to troubleshoot the influence factors corresponding to the unqualified category to which the foaming quality information belongs one by one, if the influence factors are more, certain time is consumed for troubleshooting, and the troubleshooting efficiency is improved to a limited extent, so that the following technical scheme is provided for solving the technical problems.
Specifically, the detection module 32 is further configured to:
acquiring actual foaming process parameters corresponding to the influence factors; for example, the influencing factors correspondingly include the actual foaming process parameters: at least one of environment temperature, injection speed, heating temperature, heating time, curing temperature, curing time and raw material ratio.
Detecting whether the actual foaming technological parameters meet the standard foaming technological parameters or not;
and if the actual foaming process parameter does not meet the standard foaming process parameter, outputting an adjustment prompt message corresponding to the actual foaming process parameter.
In some embodiments, if the actual foaming process parameter does not satisfy the standard foaming process parameter, the detection module 32 may further automatically generate parameter adjustment information corresponding to the actual foaming process parameter, and control an adjustment device corresponding to the actual foaming process parameter to automatically adjust.
Further, in the above embodiment, after the step of detecting whether the foam quality information is qualified and determining that the foam quality information is unqualified is performed, the detection module 32 may further detect whether the unqualified frequency continuously reaches a preset frequency, and if the unqualified frequency continuously reaches the preset frequency, perform the step of "determining the influence factor corresponding to the unqualified category to which the foam quality information belongs according to the association relationship between the preset unqualified category and the influence factor"; otherwise, if the unqualified times do not continuously reach the preset times, only executing the following steps: and conveying the box body of the electrical equipment to an unqualified product area, or after outputting unqualified prompt information, waiting for a detector to process the box body of the electrical equipment.
The apparatus of the foregoing embodiment is used to implement the corresponding method in the foregoing embodiment, and specific implementation schemes thereof may refer to the method described in the foregoing embodiment and relevant descriptions in the method embodiment, and have beneficial effects of the corresponding method embodiment, which are not described herein again.
EXAMPLE III
In order to solve the technical problems in the prior art, the embodiment of the invention provides a detection device for electrical equipment. Wherein, the detection equipment of electrical equipment is preferably used for detecting the water tank of the water heater.
The detection device of the electrical device of the present embodiment may include a memory and a controller;
the memory stores a computer program, and the computer program is executed by the controller to implement the steps of the detection method of the electrical equipment in the above embodiment.
Example four
In order to solve the technical problems in the prior art, an embodiment of the invention provides a detection system for electrical equipment. Wherein, the detecting system of the electrical equipment is preferably used for detecting the water tank of the water heater.
The detection device of the electrical equipment of the embodiment can detect the equipment and the detection device;
the detection device is used for detecting the box body of the electrical equipment to obtain imaging data of the box body of the electrical equipment;
and the detection device is used for realizing the steps of the detection method of the electrical equipment according to the imaging data of the box body of the electrical equipment.
EXAMPLE five
In order to solve the above technical problems in the prior art, embodiments of the present invention provide a storage medium.
The storage medium of this embodiment stores thereon a computer program, and the computer program, when executed by the controller, implements the steps of the detection method of the electrical appliance of the above-described embodiment.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present invention, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, each functional unit in the embodiments of the present invention may be integrated in one processing module 32, or each unit may exist alone physically, or two or more units are integrated in one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A detection method of electrical equipment is characterized by comprising the following steps:
carrying out imaging detection on a box body of the electrical equipment to generate an imaging picture of the box body of the electrical equipment;
extracting characteristic information of a foaming layer in the imaging graph;
and comparing the characteristic information of the foaming layer with preset reference characteristic information to generate foaming quality information of the box body of the electrical equipment.
2. The method for detecting an electrical device according to claim 1, further comprising:
if the foaming quality information indicates unqualified, determining the influence factor corresponding to the unqualified category to which the foaming quality information belongs according to the preset incidence relation between the unqualified category and the influence factor; the unqualified category comprises at least one of uneven foaming, greater foaming density than a first preset density and less foaming density than a second preset density; the first preset density is greater than the second preset density;
and outputting the troubleshooting prompt information corresponding to the influence factors.
3. The method for detecting an electric device according to claim 2, further comprising:
acquiring actual foaming process parameters corresponding to the influence factors;
detecting whether the actual foaming technological parameters meet the standard foaming technological parameters or not;
and if the actual foaming process parameter does not meet the standard foaming process parameter, outputting an adjustment prompt message corresponding to the actual foaming process parameter.
4. The method for detecting an electrical device according to claim 3, wherein the influencing factors correspondingly comprise actual foaming process parameters: at least one of environment temperature, injection speed, heating temperature, heating time, curing temperature, curing time and raw material ratio.
5. The method for detecting an electrical device according to claim 1, further comprising:
and if the foaming quality information shows that the foaming quality information is qualified, conveying the box body of the electrical equipment to a next process flow area.
6. The method for detecting an electrical device according to claim 1, further comprising:
and if the foaming quality information indicates that the box body is unqualified, conveying the box body of the electrical equipment to an unqualified product area.
7. The method for detecting the electrical equipment according to claim 1, wherein performing imaging detection on a box body of the electrical equipment to generate an imaging diagram of the box body of the electrical equipment comprises:
and carrying out imaging detection on the electrical equipment by utilizing X-rays to generate an imaging picture of a box body of the electrical equipment.
8. A detection system for an electrical device, comprising:
the detection device is used for detecting the box body of the electrical equipment to obtain imaging data of the box body of the electrical equipment;
the detection device is used for realizing the detection method of the electrical equipment according to the imaging data of the box body of the electrical equipment, and the detection method of the electrical equipment is as claimed in any one of claims 1 to 7.
9. The detection system of an electrical apparatus according to claim 8, characterized in that it is used for detecting a tank of a water heater.
10. A storage medium having stored thereon a computer program, characterized in that the computer program, when being executed by a processor, realizes the steps of the detection method of an electrical appliance according to any one of claims 1 to 7.
CN202110172259.4A 2021-02-08 2021-02-08 Detection method and system of electrical equipment and storage medium Pending CN112945993A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006090743A (en) * 2004-09-21 2006-04-06 Kanto Auto Works Ltd Device and method for inspecting inside of foam body
CN206756267U (en) * 2017-04-21 2017-12-15 内蒙古科技大学 A kind of flotation device foam layer thickness detection device
CN112525930A (en) * 2020-12-08 2021-03-19 中国工程物理研究院材料研究所 Defect measuring device and method based on X-ray real-time imaging

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006090743A (en) * 2004-09-21 2006-04-06 Kanto Auto Works Ltd Device and method for inspecting inside of foam body
CN206756267U (en) * 2017-04-21 2017-12-15 内蒙古科技大学 A kind of flotation device foam layer thickness detection device
CN112525930A (en) * 2020-12-08 2021-03-19 中国工程物理研究院材料研究所 Defect measuring device and method based on X-ray real-time imaging

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Title
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