CN107290432B - Ultrasonic detection auxiliary tool for high-voltage electric appliance - Google Patents
Ultrasonic detection auxiliary tool for high-voltage electric appliance Download PDFInfo
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- CN107290432B CN107290432B CN201710576537.6A CN201710576537A CN107290432B CN 107290432 B CN107290432 B CN 107290432B CN 201710576537 A CN201710576537 A CN 201710576537A CN 107290432 B CN107290432 B CN 107290432B
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- 238000001514 detection method Methods 0.000 title claims abstract description 82
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000004904 shortening Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
- G01N29/225—Supports, positioning or alignment in moving situation
- G01N29/226—Handheld or portable devices
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- General Health & Medical Sciences (AREA)
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- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Current Or Voltage (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention provides an ultrasonic detection auxiliary tool for a high-voltage electrical appliance, which belongs to the technical field of electric tools and comprises a rod body, a support, a detection head and a detector, wherein the rod body is of a telescopic rod body structure, the support is arranged at the upper end of the rod body, the detection head is arranged in the support, a rod body control pin is arranged at the lower end of the rod body, the extension and the shortening of the rod body are controlled, the detection head is connected with the detector, and detection information of the detection head is received and displayed on the detector. The high-voltage electric appliance ultrasonic detection auxiliary tool provided by the invention realizes dead angle-free detection of high-voltage electrified equipment with any height, and solves the technical problems of high detection labor intensity and potential safety hazard of the high-voltage electrified equipment.
Description
Technical Field
The invention belongs to the technical field of electric tools, and particularly relates to an auxiliary tool for ultrasonic detection of a high-voltage electric appliance.
Background
At present, the ultrasonic live detection technology of the combined electrical apparatus mainly popularized in the power system tends to be mature, however, for the detection of the combined electrical apparatus with the voltage level of 110KV and above, a tester is required to climb an insulating ladder to detect when detecting the combined electrical apparatus with the voltage level of 110KV and above, once the tester climbs the top of the insulating ladder, the tester can easily approach a live line, and a large potential safety hazard exists.
Disclosure of Invention
The invention aims to provide an ultrasonic detection auxiliary tool for a high-voltage electric appliance, which solves the technical problems of high labor intensity and unsafe personnel for detecting high-voltage electrified equipment at a higher position in the prior art and has the advantages of convenience in use, safety and high detection efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a high-voltage electrical apparatus ultrasonic detection appurtenance, including body of rod, support and ultrasonic detector, the upper end of body of rod is provided with the support, ultrasonic detector's detecting head is fixed on the support, the detecting head with ultrasonic detector's body links to each other, ultrasonic detector body accepts and shows the detection information of detecting head.
Further, the rod body is a telescopic rod body, and a rod body control pin is arranged at the lower end of the telescopic rod body.
Further, the body of rod includes handheld pole, first section pole, second section pole, third section pole and fourth section pole, handheld pole, first section pole, second section pole, third section pole and fourth section pole diminish along body of rod axial diameter in proper order, first section pole is pegged graft in the handheld pole be equipped with the body of rod control pin on the first section pole all be equipped with on first section pole, second section pole and the third section pole with body of rod control pin complex through-hole be equipped with on the fourth section pole with body of rod control pin complex recess all be equipped with the stopper on second section pole, third section pole and the fourth section pole peg graft on the top of fourth section pole has the support.
Further, the support includes plug body, supporter and barrel, the plug body is pegged graft the top of fourth section pole, the plug body is articulated through the pivot with the supporter, supporter and barrel fixed connection the bottom of barrel is equipped with the spring, supporter and barrel are right angle and are arranged.
Further, elastic elements are arranged in the first section bar, the second section bar and the third section bar, and when the bar body does not work, the elastic elements are in a compressed state in the first section bar, the second section bar and the third section bar; when the rod body works, the elastic element is in a natural state in the first section of rod, the second section of rod and the third section of rod.
Further, a detection head is arranged in the barrel of the bracket, one end of the spring is fixedly connected with the bottom of the barrel, and the other end of the spring is connected with the detection head.
Further, one end of the detecting head extends out of the cylinder body, and the other end of the detecting head and the spring are arranged in the cylinder body.
Further, a lighting device and a handle are also arranged on the handheld rod.
Further, the cross section of the rod body is rectangular or circular.
Further, the detector head comprises a straight detector head, the ultrasonic detector comprises a portable display and a signal conversion device, the signal conversion device is connected with the display, and the signal conversion device receives signals collected by the detector head and displays the signals on the display.
The ultrasonic detection auxiliary tool for the high-voltage electrical appliance has the beneficial effects that: compared with the prior art, the ultrasonic detection auxiliary tool for the high-voltage electrical equipment can enable the detection head to extend to the detected electrical equipment by utilizing the adjusting telescopic rod, flexibly adjust the operation height, and can realize dead angle-free detection of the high-voltage electrical equipment with any height by matching with the bracket capable of adjusting the detection angle, so that the technical problems of time and labor waste and unsafe factors in detection of the high-voltage electrical equipment are solved, the technical effects of detecting the angle, the height of the detection head, being convenient to carry and improving the detection efficiency are achieved, and a plurality of areas on the electrical equipment can be detected and all-around detection can be realized on the premise of ensuring the detection safety.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an auxiliary tool for ultrasonic detection of a high-voltage electrical apparatus according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an auxiliary tool for ultrasonic detection of a high-voltage electrical apparatus according to an embodiment of the present invention.
Wherein, each reference sign in the figure: 1-a rod body; 2-a bracket; 3-a probe; 4-an ultrasonic detector; 5-a lever control pin; 11-a hand-held lever; 12-a first section of rod; 13-a second section of rod; 14-third section bar; 15-fourth section bar; 16-through holes; 17-grooves; 18-an elastic element; 19-limiting blocks; 21-a plug body; 22-a support; 23-a cylinder; 24-rotating shaft; 111-an illumination device; 112-handle; 231-spring.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Referring to fig. 1 to 2, an ultrasonic detection auxiliary tool for a high-voltage electric appliance provided by the invention will now be described. The ultrasonic detection auxiliary tool for the high-voltage electric device comprises a rod body 1, a support 2 and an ultrasonic detector 4, wherein the support 2 is arranged at the upper end of the rod body 1, a detection head 3 of the ultrasonic detector 4 is fixed on the support 2, the detection head 3 is connected with a body of the ultrasonic detector 4, and the body of the ultrasonic detector 4 receives and displays detection information of the detection head 3. The support 2 and the rod body 1 are fixedly connected, a rotating mechanism is arranged on the support 2, the angle of the support 2 can be adjusted according to the actual arrangement condition of an operated electric appliance, and information detected by the detecting head 3 can be timely transmitted to a screen of the ultrasonic detector 4.
The telescopic rod body 1 is an insulation telescopic rod body, the lower end of the telescopic rod body 1 is provided with a rod body control pin 5, and the rod body 1 can be limited through the rod body control pin 5, so that the telescopic rod body 1 is in a telescopic state. When the rod body 1 needs to be prolonged, the rod body control pin 5 can be loosened, so that the telescopic structure in the rod body 1 is ejected out, and the telescopic rod body 1 is in an extension state.
Compared with the prior art, the ultrasonic detection auxiliary tool for the high-voltage electrical equipment provided by the invention has the advantages that the detection head can be extended to the detected electrical equipment by utilizing the adjusting telescopic rod, the operation height can be flexibly adjusted, the dead angle-free detection of the high-voltage electrical equipment with any height can be realized by matching with the bracket capable of adjusting the detection angle, the technical problems that the detection work of the high-voltage electrical equipment is time-consuming and labor-consuming and unsafe factors exist are solved, the technical effects that the detection angle of the detection head is adjustable, the height is convenient to carry and the detection efficiency is improved are achieved, a plurality of areas on the electrical equipment can be detected on the premise that the detection safety is ensured, the single operation can be realized, the labor force is saved, the labor intensity is reduced, the omnibearing detection is realized, and the detection efficiency is provided.
Further, referring to fig. 1 to 2, as a specific embodiment of the auxiliary tool for ultrasonic detection of a high-voltage electrical apparatus provided by the present invention, the rod body 1 includes a hand-held rod 11, a first section rod 12, a second section rod 13, a third section rod 14 and a fourth section rod 15, the rod body 1 includes the hand-held rod 11, the first section rod 12, the second section rod 13, the third section rod 14 and the fourth section rod 15 sequentially decrease in diameter along the axial direction of the rod body 1, and the first section rod 12, the second section rod 13, the third section rod 14 and the fourth section rod 15 are integrated, the first section rod 12 is inserted into the hand-held rod 11, and a rubber anti-slip coating is provided on the hand-held rod 11 to prevent the hand-held rod 11 from slipping during the operation, thereby affecting the operation efficiency.
The rod body control pin 5 is arranged on the first section rod 12, through holes 16 matched with the rod body control pin 5 are formed in the first section rod 12, the second section rod 13 and the third section rod 14, grooves 17 matched with the rod body control pin 5 are formed in the fourth section rod 15, and the support 2 is inserted into the top end of the fourth section rod 15. The second section bar 13, the third section bar 14 and the fourth section bar 15 are respectively provided with a limiting block 19 for limiting the bar bodies of the second section bar 13, the third section bar 14 and the fourth section bar 15, so that the bar bodies of the second section bar 13, the third section bar 14 and the fourth section bar 15 slide in the bar body movable spaces of the first section bar 12, the second section bar 13 and the third section bar 14 respectively. The rod body control pin 5 is in a T-shaped structure, the rod body control pin 5 passes through the through holes 16 on the first section rod 12, the second section rod 13 and the third section rod 14, and the end head of the rod body control pin 5 is inserted into the groove 17 at the end part of the fourth section rod 15, so that the first section rod 12, the second section rod 13, the third section rod 14 and the fourth section rod 15 are fixed together, and the elastic element 18 inside the rod body control pin is in a compressed state. The telescopic rod body 1 with the structure can enable the detection head 3 on the bracket 2 to reach the required detection height, an insulating ladder is not needed to be used for operation, and the time for manually climbing the live equipment to detect is saved; and the detection angle of the detection head 3 is adjustable, so that the efficiency of detecting the electrical equipment is improved, and the time is saved.
Further, referring to fig. 1 to 2, as a specific embodiment of the auxiliary tool for ultrasonic detection of a high-voltage electrical apparatus provided by the present invention, the support 2 includes a plug body 21, a support body 22 and a cylinder 23, the plug body 21 is plugged at the top of the fourth section bar 15, the plug body 21 is hinged to the support body 22 through a rotation shaft 24, the support body 22 is fixedly connected with the cylinder 23, a spring 231 is disposed at the bottom of the cylinder 23, and the support body 22 and the cylinder 23 are arranged at right angles. A layer of anti-slip medium, such as anti-slip glue, is applied to the end of the fourth segment 15; the plug body 21 on the support 2 is plugged with the end of the fourth section rod 15, the outer diameter of the plug body 21 is larger than that of the fourth section rod 15, the plug body 21 after plugging is in clearance fit with the fourth section rod 15 in a tight fit manner and is free from rotation, iron wires or screws can be used for fastening when needed, the support 2 of the structure is fixed on the rod body 1, the adjustment of any angle of the detection head 3 is achieved, the detection requirement of detection personnel on electrical equipment is met, and the flexibility of using the detection tool is increased.
Further, referring to fig. 1 to 2, as a specific embodiment of the auxiliary tool for ultrasonic detection of a high-voltage electrical apparatus provided by the present invention, the first section bar 12, the second section bar 13 and the third section bar 14 are provided with elastic elements 18, when the bar body 1 does not work, the elastic elements 18 are in a compressed state in the first section bar 12, the second section bar 13 and the third section bar 14, and the second section bar 13, the third section bar 14 and the fourth section bar 15 are compressed in the bar body moving spaces of the first section bar 12, the second section bar 13 and the third section bar 14 by means of the bar body control pin 5; when the rod body 1 is in operation, the rod body control pin 5 is pulled out from the groove 17 and the through hole 16, so that the elastic element 18 stretches into a natural state in the first section rod 12, the second section rod 13 and the third section rod 14, and the detection operation can be performed. Simultaneously, the rod body control pin 5 can be pulled out of the groove 17 according to the actual height measurement requirement, so that the fourth section rod 15 can be stretched; the rod body control pin 5 is pulled out of the through hole 16 of the third section rod 14, and the third section rod 14 can be stretched again; the rod body control pin 5 is pulled out of the through hole 16 of the second section rod 13, and the second section rod 13 can be stretched again; therefore, the proper telescopic range of the rod body 1 can be flexibly adjusted according to the actual operation height, the detection requirements of different heights are met, and safe and reliable operation conditions are embodied.
Further, referring to fig. 1 to 2 together, as a specific embodiment of the high-voltage electrical apparatus ultrasonic detection auxiliary tool provided by the present invention, a probe 3 is disposed inside a cylinder 23 of the bracket 2, and a wire connecting the probe 3 and the probe 4 is disposed outside the cylinder 23. One end of the spring 231 is fixedly connected with the bottom of the cylinder 23, and the other end of the spring 231 is connected with the probe 3. The outer diameter of the cylinder 23 is larger than that of the probe 3, so that the probe 3 can be placed in the cylinder 23, and the inner side of the probe 3 is movably connected with the spring 231, so that the probe 3 has a movable space inside the cylinder 23.
Further, referring to fig. 1 to 2 together, as an embodiment of the high voltage electrical apparatus ultrasonic detection auxiliary tool provided by the present invention, one end of the probe 3 extends out of the cylinder 23, and the other end of the probe 3 and the spring 231 are disposed in the cylinder 23. During the detection process, when the detecting head 3 contacts the detected electrical equipment, the detecting head 3 can retract a little in the cylinder 23 independently due to the action of the spring 231, but the outer end of the detecting head 3 is still outside the cylinder 23, so that the detecting head 3 can fully contact the detected electrical equipment.
Further, referring to fig. 1 to 2, as a specific embodiment of the ultrasonic detection auxiliary tool for a high-voltage electric appliance provided by the present invention, the cross section of the rod body 1 is rectangular or circular. According to the reasonable structure of the rod body 1, the rod body 1 with a rectangular section or the rod body 1 with a circular section can be used, so that the manufacturing is easier, the process is simple, and the mass manufacturing is facilitated.
Further, referring to fig. 1 to 2, as a specific embodiment of the ultrasonic detection auxiliary tool for a high-voltage electric appliance provided by the present invention, an illumination device 111 and a handle 112 are further disposed on the hand-held rod 11. The lighting device 111 is a device using a dry battery as a power source and a bulb as a light emitting element, and the lighting device 111 is placed on the hand-held lever 11, and functions to turn on the lighting device 111 for lighting operation in a dark environment or at night when operation is required; the handle 112 is placed at the tail end of the hand-held rod 11, two matched handles can be installed for use, the handle 112 is made of an insulating material, an anti-slip layer is further arranged on the handle of the handle 112, friction force between the palm and the handle 112 is increased, and the detection auxiliary tool is safe, reliable and high in flexibility and is used for detecting electrical equipment with any height or angle.
Further, referring to fig. 1 to 2, as a specific embodiment of the high-voltage electrical apparatus ultrasonic detection auxiliary tool provided by the present invention, the probe 3 includes a straight probe, the probe 4 includes a portable display and a signal conversion device, the signal conversion device is connected to the display, and the signal conversion device receives the signal collected by the probe 3 and displays the signal on the display. The information detected by the detecting head 3 is displayed on a display of the ultrasonic detector in the form of an image or a curve, and the specific information of the detected electrical equipment can be judged at any time according to the detected curve display condition, so that a basis is provided for a detection result.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. High voltage electric appliance ultrasonic detection appurtenance, its characterized in that: the ultrasonic detection device comprises a rod body (1), a support (2) and an ultrasonic detector (4), wherein the support (2) is arranged at the upper end of the rod body (1), a detection head (3) of the ultrasonic detector (4) is fixed on the support (2), the detection head (3) is connected with a body of the ultrasonic detector (4), and the body of the ultrasonic detector (4) receives and displays detection information of the detection head (3);
the rod body (1) is a telescopic rod body, and a rod body control pin (5) is arranged at the lower end of the telescopic rod body (1);
the rod body (1) comprises a handheld rod (11), a first section rod (12), a second section rod (13), a third section rod (14) and a fourth section rod (15), wherein the axial diameters of the handheld rod (11), the first section rod (12), the second section rod (13), the third section rod (14) and the fourth section rod (15) are sequentially reduced along the rod body (1), the first section rod (12) is inserted into the handheld rod (11), a rod body control pin (5) is arranged on the first section rod (12), through holes (16) matched with the rod body control pin (5) are formed in the first section rod (12), the second section rod (13) and the third section rod (14), grooves (17) matched with the rod body control pin (5) are formed in the fourth section rod (15), limiting blocks (19) are formed in the second section rod (13), the third section rod (14) and the fourth section rod (15), and the top end of the fourth section rod (15) is inserted into the bracket (2);
the support (2) comprises an inserting body (21), a supporting body (22) and a cylinder body (23), wherein the inserting body (21) is inserted into the top of the fourth section rod (15), the inserting body (21) is hinged with the supporting body (22) through a rotating shaft (24), the supporting body (22) is fixedly connected with the cylinder body (23), a spring (231) is arranged at the bottom of the cylinder body (23), and the supporting body (22) and the cylinder body (23) are arranged at right angles;
elastic elements (18) are arranged in the first section bar (12), the second section bar (13) and the third section bar (14), and when the bar body (1) does not work, the elastic elements (18) are in a compressed state in the first section bar (12), the second section bar (13) and the third section bar (14); when the rod body (1) works, the elastic element (18) is in a natural state in the first section of rod (12), the second section of rod (13) and the third section of rod (14);
the ultrasonic detector comprises a detector head (3), wherein the ultrasonic detector (4) comprises a portable display and a signal conversion device, the signal conversion device is connected with the display, and the signal conversion device receives signals collected by the detector head (3) and displays the signals on the display.
2. The ultrasonic detection assisting tool for a high-voltage electric appliance according to claim 1, wherein: the detection head (3) is arranged inside the cylinder (23) of the bracket (2), one end of the spring (231) is fixedly connected with the bottom of the cylinder (23), and the other end of the spring (231) is connected with the detection head (3).
3. The ultrasonic detection assisting tool for a high-voltage electric appliance according to claim 2, wherein: one end of the detecting head (3) extends out of the cylinder (23), and the other end of the detecting head (3) and the spring (231) are arranged in the cylinder (23).
4. The ultrasonic detection assisting tool for a high-voltage electric appliance according to claim 1, wherein: the hand-held rod (11) is also provided with a lighting device (111) and a handle (112).
5. The ultrasonic detection assisting tool for a high-voltage electric appliance according to claim 1, wherein: the section of the rod body (1) is rectangular or circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576537.6A CN107290432B (en) | 2017-07-14 | 2017-07-14 | Ultrasonic detection auxiliary tool for high-voltage electric appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576537.6A CN107290432B (en) | 2017-07-14 | 2017-07-14 | Ultrasonic detection auxiliary tool for high-voltage electric appliance |
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| Publication Number | Publication Date |
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| CN107290432A CN107290432A (en) | 2017-10-24 |
| CN107290432B true CN107290432B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710576537.6A Active CN107290432B (en) | 2017-07-14 | 2017-07-14 | Ultrasonic detection auxiliary tool for high-voltage electric appliance |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107797022A (en) * | 2017-12-12 | 2018-03-13 | 国网山东省电力公司淄博供电公司 | Body of rod automatic retracting type mutual inductor polarity detection means |
| CN110794275A (en) * | 2019-12-09 | 2020-02-14 | 深圳市赛为智能股份有限公司 | Telescopic device for detecting partial discharge of track type inspection robot and working method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202452959U (en) * | 2012-02-06 | 2012-09-26 | 山东电力集团公司超高压公司 | Induction type safe distance measuring tool |
| CN103472067A (en) * | 2013-09-12 | 2013-12-25 | 国家电网公司 | Visual detection tool for cable holes |
| CN205786694U (en) * | 2016-05-30 | 2016-12-07 | 国网山东省电力公司电力科学研究院 | A kind of portable multi-function Partial Discharge Detection detection bar |
| CN207281009U (en) * | 2017-07-14 | 2018-04-27 | 国网河北省电力公司衡水供电分公司 | High-Voltage Electrical Appliances ultrasound examination auxiliary tool |
-
2017
- 2017-07-14 CN CN201710576537.6A patent/CN107290432B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202452959U (en) * | 2012-02-06 | 2012-09-26 | 山东电力集团公司超高压公司 | Induction type safe distance measuring tool |
| CN103472067A (en) * | 2013-09-12 | 2013-12-25 | 国家电网公司 | Visual detection tool for cable holes |
| CN205786694U (en) * | 2016-05-30 | 2016-12-07 | 国网山东省电力公司电力科学研究院 | A kind of portable multi-function Partial Discharge Detection detection bar |
| CN207281009U (en) * | 2017-07-14 | 2018-04-27 | 国网河北省电力公司衡水供电分公司 | High-Voltage Electrical Appliances ultrasound examination auxiliary tool |
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