CN113325083A - GIS shell phased array detection device - Google Patents
GIS shell phased array detection device Download PDFInfo
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- CN113325083A CN113325083A CN202110658496.1A CN202110658496A CN113325083A CN 113325083 A CN113325083 A CN 113325083A CN 202110658496 A CN202110658496 A CN 202110658496A CN 113325083 A CN113325083 A CN 113325083A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0609—Display arrangements, e.g. colour displays
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/223—Supports, positioning or alignment in fixed situation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/267—Welds
- G01N2291/2675—Seam, butt welding
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/269—Various geometry objects
- G01N2291/2697—Wafer or (micro)electronic parts
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
A GIS shell phased array detection device comprises a base, a bearing unit, a phased array detection unit and a phased array display unit; a through groove is formed in the base, a sliding groove is formed in the base along one side of the through groove, and the shape of the through groove is matched with the shape of the GIS shell; the bearing unit comprises a slide block and a bearing table; the sliding block is connected with the sliding groove of the base in a sliding manner, and the bearing table is arranged on the top surface of the sliding block; the phased array detection unit comprises a first driving piece, a bearing plate, a connecting piece and a phased array probe; the first driving piece is fixed on the bearing table; the bearing plate is fixedly connected with the telescopic end of the first driving piece; the connecting piece is connected with the top surface of the bearing plate in a sliding manner; the phased array probe is rotatably connected with one end, close to the through groove, of the connecting piece; the phased array display unit is arranged at one end of the base. And detecting the groove body structure on the side surface of the GIS shell by adjusting the position and the angle of the phased array probe.
Description
Technical Field
The invention relates to the technical field of phased array detection, in particular to a GIS shell phased array detection device.
Background
GIS is the English abbreviation of gas insulated totally-enclosed combined electrical apparatus. The GIS is composed of a breaker, a disconnecting switch, a grounding switch, a mutual inductor, a lightning arrester, a bus, a connecting piece, an outgoing line terminal and the like, all the equipment or components are enclosed in a metal grounded shell, and SF6 insulating gas with certain pressure is filled in the metal grounded shell, so that the GIS is also called as an SF6 fully-closed combined electrical appliance. The main process equipment for processing the GIS shell comprises welding process equipment, processing process equipment and inspection process equipment. Other needs casing transport vechicle, sandblast protection machined surface frock etc..
Ultrasonic phased array detection has been developed for twenty-three years, and is mainly applied to the medical field and medical ultrasonic imaging at the initial stage. In recent years, the ultrasonic phased array technology attracts more and more attention with its flexible acoustic beam deflection and focusing performance. The basic idea of ultrasonic phased array technology comes from radar electromagnetic wave phased array technology. The phased array radar is composed of many radiating elements arranged in an array, and by controlling the amplitude and phase of each element in the array antenna, the radiation direction of electromagnetic waves is adjusted, and radar beams which are flexibly and quickly focused and scanned are synthesized in a certain space range. The ultrasonic phased array transducer is an array formed by a plurality of independent piezoelectric wafers, and each wafer unit is controlled and excited by an electronic system according to a certain rule and a certain time sequence to adjust and control the position of a focus and the focusing direction. Due to the comprehensive application of various high and new technologies such as piezoelectric composite materials, nanosecond pulse signal control, data processing analysis, software technology, computer simulation and the like in the ultrasonic phased array imaging field, the ultrasonic phased array detection technology is rapidly developed and is gradually applied to the nondestructive detection field. At present, nondestructive testing of welding seams, castings and the like in industry is mainly realized by an ultrasonic phased array detector.
However, the existing GIS housing phased array detection device has the following disadvantages:
(1) the phased array probe is inconvenient to adjust the position and the angle, and is inconvenient to detect groove body structures on the side face of the GIS shell;
(2) when the phased array detection is carried out on GIS shells with different structures, the existing GIS shell phased array detection device has poor adaptability, so that the detected graphs are inaccurate;
(3) when GIS casing phased array detection device's the degree of accuracy is rectified to needs, present GIS casing phased array detection device is held phased array probe adjusting position by the direct hand of workman under most of the circumstances, and when the angle that needs control phased array probe is unchangeable and examine time measuring to the different positions of GIS casing, manual operation hardly guarantees that phased array probe angle does not change to the image error that leads to GIS casing phased array detection device to detect is great, the degree of accuracy that can not accurate reflect GIS casing phased array detection device.
Based on the above situation, there is an urgent need for a GIS housing phased array detection device to solve the above problems.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a GIS shell phased array detection device.
The invention adopts the following technical scheme:
a GIS shell phased array detection device is characterized by comprising a base, a bearing unit, a phased array detection unit and a phased array display unit;
the base is provided with a through groove, a sliding groove is formed in one side of the base along the through groove, and the shape of the through groove is matched with the shape of the GIS shell;
the bearing unit comprises a sliding block and a bearing table; the sliding block is connected with the sliding groove of the base in a sliding mode, and the bearing table is arranged on the top face of the sliding block;
the phased array detection unit comprises a first driving piece, a bearing plate, a connecting piece and a phased array probe; the first driving piece is fixed on the bearing table; the bearing plate is fixedly connected with the telescopic end of the first driving piece; the connecting piece is connected with the top surface of the bearing plate in a sliding manner; the phased array probe is rotatably connected with one end, close to the through groove, of the connecting piece;
the phased array display unit is arranged at one end of the base.
Preferably, be provided with a plurality of helical pitch poles on the plummer, the one end of helical pitch pole with plummer fixed connection, the other end of helical pitch pole pass through the loading board.
Preferably, a second driving member is arranged on the bearing plate, and the second driving member drives the connecting member to move on the bearing plate.
Preferably, phased array display element includes expansion bracket and display screen, the display screen is fixed on the expansion bracket, the expansion bracket with base fixed connection.
Preferably, the display screen is electrically connected with the phased array probe.
Compared with the prior art, the beneficial effect of this disclosure is:
the invention provides a GIS shell phased array detection device, wherein a GIS shell can be fixed on a base through a through groove, and a groove body structure on the side surface of the GIS shell is detected by adjusting the position and the angle of a phased array probe. The base is removable, and the GIS casing of cooperation different appearances is used. Therefore, the GIS shell phased array detection device is high in adaptability and cannot cause inaccurate detection graphs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a GIS housing phased array detection device provided by the present invention;
fig. 2 is a schematic plan structure diagram of an embodiment of a base of the GIS housing phased array detection apparatus provided in the present invention;
fig. 3 is a schematic plan structure view of another embodiment of a base of the GIS housing phased array detection apparatus provided in the present invention;
fig. 4 is a schematic plan structure view of another embodiment of a base of the GIS housing phased array detection apparatus provided in the present invention;
fig. 5 is a schematic plan structure view of another embodiment of a base of the GIS housing phased array detection apparatus provided in the present invention;
fig. 6 is a schematic plan structure view of another embodiment of a base of the GIS housing phased array detection apparatus provided in the present invention;
fig. 7 is a schematic plan structure view of another embodiment of a base of the GIS housing phased array detection apparatus provided in the present invention;
shown in the figure: 1-base, 101-through groove and 102-sliding groove; 2-bearing unit, 21-slide block, 22-bearing table; 3-phased array detection unit, 31-first driving piece, 32-bearing plate, 33-connecting piece, 34-phased array probe, 35-lead rod and 36-second driving piece; 4-phased array display unit, 41-telescopic frame, 42-display screen.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
As shown in fig. 1, a GIS casing phased array detection device includes a base 1, a carrying unit 2, a phased array detection unit 3, and a phased array display unit 4.
Be provided with a logical groove 101 on the base, base 1 is equipped with spout 102 along leading to groove 101 one side, the shape that leads to groove 101 and the appearance phase-match of GIS casing, lead to groove 101 shape and the GIS casing phase-match screens of being convenient for. As shown in fig. 2-7, when the phased array detection is performed on the GIS housings of different structures, different bases 1 can be processed, the through groove 101 and the sliding groove 102 can be rectangular or circular, so that the device can detect the side structure of the GIS housing, and the adaptive bases 1 can not cause inaccurate detection patterns. Some GIS shells only have one welding line, or the positions of the welding lines are concentrated, which is convenient by using the method shown in FIG. 2 or FIG. 3; there are GIS housings having a plurality of welds in the circumferential direction of their outer surfaces, which is convenient with reference to fig. 4-7.
The bearing unit 2 comprises a slide block 21 and a bearing table 22; the slide block 21 is connected with the slide groove 102 of the base 1 in a sliding manner, the bearing table 22 is arranged on the top surface of the slide block 21, and the slide block 21 and the bearing table 22 move on the slide groove 102. The bearing unit 2 drives the phased array detection unit 3 to rotate around the object to be detected so as to finely adjust the initial orientation of the phased array probe 34, and the detection of the GIS shell phased array detection device on part of the side surface structure of the GIS shell is facilitated.
The phased array detection unit 3 comprises a first driving piece 31, a bearing plate 32, a connecting piece 33 and a phased array probe 34; the first driving member 31 is fixed on the bearing table 22; the bearing plate 32 is fixedly connected with the telescopic end of the first driving member 31, and the first driving member 31 is used for driving the bearing plate 32 to move up and down relative to the bearing table 22; the connecting piece 33 is slidably connected with the top surface of the bearing plate 32, and the connecting piece 33 can move close to or away from the through groove 101 relative to the bearing plate 32; the phased array probe 34 is rotatably connected with one end, close to the through groove 101, of the connecting piece 33, and the pitch angle and the elevation angle of the phased array probe 34 can be adjusted.
Further, a plurality of lead rods 35 are arranged on the bearing table 22, one ends of the lead rods 35 are fixedly connected with the bearing table 22, and the other ends of the lead rods 35 penetrate through the bearing plate 32. The carrier plate 32 is provided with a second driving member 36, and the second driving member 36 drives the connecting member 33 to move on the carrier plate 32. Set up lead rod 35 and make loading board 32 more steady in the motion process, also can prevent effectively that loading board 32 from taking place the slope, lead to phased array probe 34 position and angle inaccurate.
The phased array display unit 4 is provided at one end of the base 1, and the phased array display unit 4 is used to display an image.
Further, phased array display unit 4 includes expansion bracket 41 and display screen 42, and display screen 42 is fixed on expansion bracket 41, and expansion bracket 41 and base 1 fixed connection, expansion bracket 41 are used for adjusting the high distance between display screen 42 and the base 1. The display screen 42 is electrically connected to the phased array probe 34. Aiming at different use situations, such as when people with different heights observe the phased array display unit 4, the height distance between the phased array display unit 4 and the base 1 needs to be changed, so that the display screen 42 can be conveniently observed.
When the GIS shell phased array detection device is used, the GIS shell firstly penetrates through the through groove 101 of the base 1 to be fixed, the sliding block 21 is moved, the first driving piece 31 adjusts the height of the bearing plate 32 relative to the bearing table 22, then the connecting piece 33 is pushed to move close to or far away from the GIS shell, and the phased array probe 34 is rotated, so that the position or the angle of the phased array probe 34 relative to the GIS shell can be adjusted. When the angle of the phased array probe 34 needs to be controlled to be unchanged and different positions of the GIS shell are detected, the angle of the phased array probe 34 can be kept unchanged, the image error detected by the GIS shell phased array detection device cannot be larger, and the accuracy of the GIS shell phased array detection device can be accurately reflected. The image collected by the probe is transmitted to the display screen 42 of the phased array display unit 4, so that the nondestructive conditions of welding seams, castings and the like of the GIS shell can be clearly judged. The invention detects the groove body structure on the side surface of the GIS shell by adjusting the position and the angle of the phased array probe 34, and has simple operation and convenient use.
In the present invention, unless otherwise expressly stated or limited, the first feature may be "on" the second feature in direct contact with the second feature, or the first and second features may be in indirect contact via an intermediate. "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is for the purpose of illustrating embodiments of the invention and is not intended to limit the invention, and it will be apparent to those skilled in the art that any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the invention shall fall within the protection scope of the invention.
Claims (5)
1. A GIS shell phased array detection device is characterized by comprising a base, a bearing unit, a phased array detection unit and a phased array display unit;
the base is provided with a through groove, a sliding groove is formed in one side of the base along the through groove, and the shape of the through groove is matched with the shape of the GIS shell;
the bearing unit comprises a sliding block and a bearing table; the sliding block is connected with the sliding groove of the base in a sliding mode, and the bearing table is arranged on the top face of the sliding block;
the phased array detection unit comprises a first driving piece, a bearing plate, a connecting piece and a phased array probe; the first driving piece is fixed on the bearing table; the bearing plate is fixedly connected with the telescopic end of the first driving piece; the connecting piece is connected with the top surface of the bearing plate in a sliding manner; the phased array probe is rotatably connected with one end, close to the through groove, of the connecting piece;
the phased array display unit is arranged at one end of the base.
2. The GIS shell phased array detection device of claim 1, wherein the bearing table is provided with a plurality of lead rods, one end of each lead rod is fixedly connected with the bearing table, and the other end of each lead rod penetrates through the bearing plate.
3. The GIS housing phased array inspection device of claim 1, wherein a second driving member is disposed on the carrier plate, the second driving member driving the connection member to move on the carrier plate.
4. The GIS shell phased array detection device of claim 1, wherein the phased array display unit comprises a telescopic frame and a display screen, the display screen is fixed on the telescopic frame, and the telescopic frame is fixedly connected with the base.
5. The GIS shell phased array detection device of claim 4, wherein the display screen is electrically connected to the phased array probe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110658496.1A CN113325083B (en) | 2021-06-11 | 2021-06-11 | GIS shell phased array detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110658496.1A CN113325083B (en) | 2021-06-11 | 2021-06-11 | GIS shell phased array detection device |
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| CN113325083A true CN113325083A (en) | 2021-08-31 |
| CN113325083B CN113325083B (en) | 2023-06-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441438A (en) * | 2022-01-12 | 2022-05-06 | 广西电网有限责任公司电力科学研究院 | Porcelain bushing flaw detection device |
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| EP1301965A2 (en) * | 2000-07-19 | 2003-04-16 | Harris Corporation | Phased array antenna with interconnect member for electrically connecting orthogonally positioned elements used at millimeter wavelength frequencies |
| CN207717708U (en) * | 2018-04-16 | 2018-08-10 | 天津市思维奇检测技术有限公司 | It is a kind of suitable for phased array detection scanner probe bracket |
| CN208026677U (en) * | 2018-04-23 | 2018-10-30 | 国网浙江省电力有限公司电力科学研究院 | GIS cable termination epoxy bushing ultrasonic phase array detection devices |
| CN208239365U (en) * | 2018-03-30 | 2018-12-14 | 宁波明峰检验检测研究院股份有限公司 | A kind of pipeline scanning equipment based on phased array dual probe |
| CN110568066A (en) * | 2019-08-02 | 2019-12-13 | 江苏方建质量鉴定检测有限公司 | Phased array ultrasonic wave concrete reinforcement corrosion detection device |
| CN211014121U (en) * | 2019-07-09 | 2020-07-14 | 国网河南省电力公司周口供电公司 | Ultrasonic phased array detection device |
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2021
- 2021-06-11 CN CN202110658496.1A patent/CN113325083B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1301965A2 (en) * | 2000-07-19 | 2003-04-16 | Harris Corporation | Phased array antenna with interconnect member for electrically connecting orthogonally positioned elements used at millimeter wavelength frequencies |
| CN208239365U (en) * | 2018-03-30 | 2018-12-14 | 宁波明峰检验检测研究院股份有限公司 | A kind of pipeline scanning equipment based on phased array dual probe |
| CN207717708U (en) * | 2018-04-16 | 2018-08-10 | 天津市思维奇检测技术有限公司 | It is a kind of suitable for phased array detection scanner probe bracket |
| CN208026677U (en) * | 2018-04-23 | 2018-10-30 | 国网浙江省电力有限公司电力科学研究院 | GIS cable termination epoxy bushing ultrasonic phase array detection devices |
| CN211014121U (en) * | 2019-07-09 | 2020-07-14 | 国网河南省电力公司周口供电公司 | Ultrasonic phased array detection device |
| CN110568066A (en) * | 2019-08-02 | 2019-12-13 | 江苏方建质量鉴定检测有限公司 | Phased array ultrasonic wave concrete reinforcement corrosion detection device |
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| CN114441438A (en) * | 2022-01-12 | 2022-05-06 | 广西电网有限责任公司电力科学研究院 | Porcelain bushing flaw detection device |
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