CN109884484A - A kind of pillar porcelain insulator failure detector and its method of detection - Google Patents
A kind of pillar porcelain insulator failure detector and its method of detection Download PDFInfo
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- CN109884484A CN109884484A CN201910161393.7A CN201910161393A CN109884484A CN 109884484 A CN109884484 A CN 109884484A CN 201910161393 A CN201910161393 A CN 201910161393A CN 109884484 A CN109884484 A CN 109884484A
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- 239000012212 insulator Substances 0.000 title claims abstract description 71
- 238000001514 detection method Methods 0.000 title claims abstract description 67
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 42
- 238000012360 testing method Methods 0.000 claims abstract description 29
- 230000003028 elevating effect Effects 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000011800 void material Substances 0.000 claims description 5
- 230000002950 deficient Effects 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 7
- 230000006866 deterioration Effects 0.000 abstract description 5
- 238000007430 reference method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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Abstract
The invention discloses a kind of pillar porcelain insulator failure detector and its methods of detection, failure detector includes moving lifting component, detection mechanical component, communication control component and insulating protection component, moving lifting component includes the bracket of lower end and the scissor electric elevating rack of upper end, and the bottom of bracket is equipped with pulley；The top that mechanical component is set to scissor electric elevating rack is detected, including mechanical parts and the flaw detection being arranged on mechanical parts probe；Communication control component is placed in the side of mechanical component, for mechanical component control and data transmission；Insulating protection component is set among moving lifting component and detection mechanical component.The present invention, it can be achieved that pillar porcelain insulator whether there is crack test, can on-line real-time measuremen interior insulator stress to determine whether existing defects, a kind of new reference method is provided for the detection of pillar porcelain insulator deterioration condition, easy to use, the processing is simple, it is at low cost, it is suitable for a variety of occasions.
Description
Technical field
The present invention relates to power grid support insulator stress mornitoring and analysis technical fields, and in particular to a kind of pillar porcelain insulating
Sub- failure detector and its method of detection.
Background technique
The main body that support insulator is supported and insulated as various electrical equipments will bear to lead in During Process of Long-term Operation
The effects of line tension, wind-force and short circuit current electric power, these power act perpendicularly to support insulator axis direction, cause curved
Bent load.For disconnecting switch pillar porcelain insulator, because being often opened and closed contact with rotating manner, therefore porcelain knob will also be turned round
Torque effect.In addition there are design it is unreasonable, install, safeguard the reason of not in place etc., running pillar porcelain insulating
Brittle fracture accident easily occurs for son, causes substation, power supply line part even all fronts power-off or even equipment damage, personnel
The serious consequences such as injures and deaths.
For a long time, China's electric power enterprise uses the routine tests such as preventive trial method mainly to detect high-voltage strut porcelain
Insulator.But preventive trial needs carry out under power failure, if the period that has a power failure is misorient, can cause a large amount of exhausted
Edge is run under being in critical limit state or even the state that transfinites.Meanwhile grid power blackout maintenance periodically or non-periodically, state will be given
People's economy causes damages.In addition, each electric power enterprise also takes ultrasound examination, ultraviolet imagery detection and infrared detection etc. more one after another
Kind of advanced technology carries out high-voltage pillar porcelain insulator state-detection, obtains certain achievement, but it is generally existing it is affected by environment, set
The problems such as standby expensive, seriously constrain effective development of high-voltage pillar porcelain insulator live detection work.
In view of this, being badly in need of improving the detection of existing high-voltage pillar porcelain insulator, to reduce cost, improve suitable
With property and operating comfort.
Summary of the invention
The technical problem to be solved by the present invention is to the detection mode of existing high-voltage pillar porcelain insulator there are it is at high cost,
The low problem low with operation convenience of applicability.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that providing a kind of pillar porcelain insulator flaw detection
Device, comprising:
Moving lifting component, the scissor electric elevating rack of bracket and upper end including lower end, the bottom of the bracket is equipped with
Pulley, the bracket are moved in orbit by pulley, circumference of the track along pillar porcelain edge；
Mechanical component is detected, set on the top of the scissor electric elevating rack, including mechanical parts and setting are in the machinery
Flaw detection probe on part, the mechanical parts drive the flaw detection probe horizontal extension and oscilaltion；
Communication control component is placed in the side of the mechanical component, for mechanical component control and data transmission；
Insulating protection component is set among the moving lifting component and the detection mechanical component.
The flaw detection probe includes main probe and empty probe in another preferred embodiment, and the mechanical parts include:
Bottom plate, the bottom plate are equipped with guide groove；
It is layered motor, is slidably arranged in the guide groove by screw rod level；
Turning motor is set on the layering motor, sequentially connected articulated arm is respectively equipped on the turning motor
With detection arm, the end of the detection arm is arranged in by clamping piece of popping one's head in for the main probe, and the top of the articulated arm is equipped with
Sliding slot, the interior sliding of the sliding slot are equipped with stock, and the empty probe is V-arrangement, and the end of the stock is arranged in；
One end on the sliding slot is arranged in scanning motor, for driving the sliding slot vertical shift.
In another preferred embodiment, the probe clamping piece is semicircle, if there are two open end, the main spy
Head is arranged in two open ends.
In another preferred embodiment, the moving lifting component is the multiple groups being arranged successively up and down, the insulation
Guard assembly is made of epoxy resins insulation material.
In another preferred embodiment, the communication control component includes main control component and control subassembly, institute
Stating main control component includes input and output equipment, upper industrial personal computer and wireless plate, and the control subassembly includes flaw detection
Instrument, battery, slave computer PLC and motor driver.
The present invention also provides the methods of detection of the pillar porcelain insulator failure detector progress using above structure, including with
Lower step:
S1. using pulley that bracket is mobile in place, scissor electric elevating rack is adjusted to height of detecting a flaw；
S2. pulley is rotated, bracket is rotated around pillar porcelain insulator, and flaw detection probe surveys the circumferential direction of column porcelain insulator
Examination；
S3. after completing the circumferential scanning task that pillar porcelain insulator one encloses, communication control component is by the waveform shape number of test
Checked determine whether support insulator stress is defective according to the data processing software for being sent to backstage；
S4. scissor electric elevating rack is adjusted downward or upward to next flaw detection height, until test zone is scanned through
Finish.
In another preferred embodiment, in step S1, when detecting the specific liter of mechanical component with drop, maximum height is
9m, minimum constructive height are then 3.6m.
In another preferred embodiment, step S3 is specifically included: the end of the detection arm to insulating protection component
The spacing of outer be at least 0.5m~1.2m.
In another preferred embodiment, step S2 is specifically included:
The main probe of step S21. layering motor driven and void pop one's head in and extend out to test width to pillar porcelain insulator；
Step S22. rotates pulley, and bracket is rotated around pillar porcelain insulator, and main probe and empty probe are respectively with regard to respective area
Domain detection.
In another preferred embodiment, step S4 specifically includes the following steps:
Step S41. adjusts scissor electric elevating rack to next flaw detection height downward or upward,
Step S42. scanning motor driven void probe moves downward or upward, until test zone,
Step S43. rotates pulley, and bracket is rotated around pillar porcelain insulator, until test zone is scanned.
Compared with prior art, of the invention, including moving lifting component, detection mechanical component, communication control component and absolutely
Edge guard assembly, communication control component is for mechanical component control and data transmission, via data processing, to realize pillar porcelain
Insulator whether there is the test in crack, can on-line real-time measuremen interior insulator stress to determine whether existing defects, for branch
The detection of column porcelain insulator deterioration condition provides a kind of new reference method, and easy to use, the processing is simple, at low cost, is suitable for more
Kind occasion.
Detailed description of the invention
Fig. 1 is the schematic diagram of working condition of the invention.
Fig. 2 is the structural schematic diagram of the detection mechanical component in the present invention.
Specific embodiment
The present invention provides a kind of pillar porcelain insulator failure detector and its methods of detection, can on-line real-time measuremen insulator
Internal stress provides a kind of new reference method for the detection of pillar porcelain insulator deterioration condition, makes to determine whether existing defects
With conveniently, the processing is simple, at low cost, is suitable for a variety of occasions.With reference to the accompanying drawings of the specification with specific embodiment to this hair
It is bright to be described in detail.
Fracture occur in view of porcelain insulator is the core cause for leading to electrical network assembly accident, and therefore, porcelain insulator is unfolded
The lossless defect test of validity is to evade porcelain insulator produce fracture, is invalid and infer having for service life and remaining life
Effect means.Insulator crackle can result from the inside of porcelain body, while can also come across the outside of porcelain body.Because of ceramic material
Possessed high brittleness, what position pipe leak does not appear in, and can all crackle be caused quickly to be extended to outer surface.With regard to porcelain insulator
Speech, the External Defect and internal flaw of same shape and size more easily cause the impaired consequence of porcelain insulator.Thus, detection porcelain is exhausted
The External Defect link of edge is extremely important.
As shown in Figure 1, a kind of pillar porcelain insulator failure detector provided by the invention, including moving lifting component, detection
Mechanical component 300, communication control component 400 and insulating protection component 500.
Moving lifting component includes the bracket 220 of lower end and the scissor electric elevating rack 230 of upper end, the bottom of bracket 220
Equipped with pulley 210.Moving lifting component belongs to vehicular component, has several functional items of scissors type elevating concurrently, also has motor-driven
Effectiveness can be used in the associated component of metal.Bracket 220 is moved in orbit by pulley 210, and track is along pillar porcelain edge
Circumference.It is convenient to bracket 220 since the flaw detection scanning direction of pillar porcelain edge is circumferential, settable track
Path is limited and is oriented.
As shown in Fig. 2, detection mechanical component 300 is set to the top of scissor electric elevating rack 230, for being accurately positioned probe
Detecting location is needed with support insulator 100, including mechanical parts and the flaw detection being arranged on mechanical parts probe, mechanical parts driving is visited
Wound probe horizontal extension and oscilaltion.Communication control component 400 is placed in the side of mechanical parts, the control sum number for mechanical parts
According to transmission.Insulating protection component 500 is set among moving lifting component and detection mechanical component 300, is used for the present invention and electricity
Insulation between net and ground.
Device in the present invention below 220kV voltage class can more accurate real-time online detection disconnecting switch pillar porcelain it is exhausted
100 internal stress of edge whether there is defect situation.
Flaw detection probe includes main probe and empty probe 342, and mechanical parts include bottom plate 310, layering motor 320, turning motor
330 and scanning motor 350.Bottom plate 310 is equipped with guide groove 311.Layering motor 320 is slidably arranged in by 312 level of screw rod leads
In slot 311.Turning motor 330 is set on layering motor 320, and sequentially connected articulated arm is respectively equipped on turning motor 330
331 the end for detecting arm 332 is arranged in by clamping piece 333 of popping one's head in detection arm 332, main probe, and the top of articulated arm 331 is set
There is sliding slot 340, sliding is equipped with stock 341 in sliding slot 340, and void probe 342 is V-arrangement, and the end of stock 341 is arranged in.Scanning electricity
One end on sliding slot 340 is arranged in machine 350, for driving 340 vertical shift of sliding slot.
Testing freedom degree of the invention is 6, and moving lifting component 2, detection mechanical component 300 is 4.That is test arm
It is moved along the pathway of object insulator 100；Test arm rotates in test scope；And it pops one's head in and is then based on support insulator 100
It is rotated；Probe then carries out demixing scan and moves along vertical road direction.
Clamping piece 333 of popping one's head in is semicircle, if main probe is arranged in two open ends there are two open end.
Moving lifting component is the multiple groups being arranged successively up and down, can carry out height adjustment as needed.Insulating protection component
500 are made of epoxy resins insulation material, and effect is to ensure that the safety of operative employee author, power grid and detection device.
Communication control component 400 includes main control component and control subassembly, and main control component includes that input is set with output
Relevant information is mainly sent to remotely by standby, upper industrial personal computer and wireless plate, effect.Control subassembly includes visiting
Hurt instrument, battery, slave computer PLC and motor driver.
The present invention also provides the dresses of 100 stress mornitoring of flaw detection formula disconnecting switch pillar porcelain insulator using above structure
The method of detection of progress is set, the identification of following parameter: freedom degree is first carried out to the device of the invention, is related in test process
Altitude range (maximum height and minimum constructive height), the distance range (maximum distance and minimum range) that test arm can stretch out；So
After tested, comprising the following steps:
S1. using pulley 210 that bracket 220 is mobile in place, scissor electric elevating rack 230 is adjusted to flaw detection height；
S2. rotation pulley 210 surrounds pillar porcelain insulator 100, and flaw detection probe surveys the circumferential direction of column porcelain insulator 100
Examination；
S3. after completing the circumferential scanning task that pillar porcelain insulator 100 1 encloses, communication control component 400 is by the wave of test
The data processing software that shape data is sent to backstage is checked determine whether 100 stress of support insulator is defective；
S4. scissor electric elevating rack 230 is adjusted downward or upward to next flaw detection height, until test zone is scanned
It finishes.After completing pillar porcelain insulator 100 and realizing the circumferential scanning task of a circle, defectoscope has stored the waveform shape of test
Data, while via Correlation method for data processing, and then analyzed by software and determine 100 detection position stress numbers of pillar porcelain insulator
According to and deterioration condition.
It is further preferred that when the specific liter of detection mechanical component 300 is with drop, maximum height is 9m, minimum in step S1
Height is then 3.6m.
It is further preferred that step S3 is specifically included: end to the outer of insulating protection component 500 of detection arm 332
Spacing is at least 0.5m~1.2m.
It is further preferred that step S2 is specifically included:
Step S21. layering motor 320 drives main pop one's head in extend out to test width to pillar porcelain insulator 100 with empty probe 342
Degree；
Step S22. rotates pulley 210, and bracket 220 is rotated around pillar porcelain insulator 100, main probe and empty probe 342
Corresponding region is detected respectively.
It is further preferred that step S4 specifically includes the following steps:
Step S41. adjusts scissor electric elevating rack 230 to next flaw detection height downward or upward；
Step S42. scanning motor 350 drives empty probe 342 to move downward or upward, until test zone；
Step S43. rotates pulley 210, and bracket 220 is rotated around pillar porcelain insulator 100, until test zone is scanned
It finishes.
According to the regulation of electric power safety regulation, the electrical safety distance of 220kV voltage class is 3 meters.In order to ensure work
Personnel are in the state of safety, while ensuring the safety of the present invention and distribution line, according to theoretical research and relevant experiment
Data information defines the safe spacing data cases of 100 stress detection device of pillar porcelain insulator.
There is the organic glass formulas of 10mm specification for the probe chip of ultrasonic wave and pillar porcelain insulator 100 extraneous
Voussoir causes defectoscope to be not necessarily to carry out via the two contact, so that it is guaranteed that defectoscope is located at middle with regard to insulator 100
Current potential, it is ensured that defectoscope safety.
IEC, ieee standard successively propose the calculation method of close distance (i.e. safe spacing) the min value of livewire work,
And 100 spacing of support insulator of 220kV specification substation is 3m, 9m high.Inside 4 metal devices in mechanical test component
Spacing and whole high voltage electric fields in bulk in contrast and less.
Dielectric framework elevating mechanism is all to use composite insulating material glass reinforced plastic to be processed, and pressure-resistant rank is
220kV, and its protrusion height is then 5.5m, " electric power safety working regulation " the DL408-9 built-in electrical insulation arm that substantially coincide is super
3m is defined out.And then ensure to eat the state of 100 stress detection device of insulator and power grid in safety.
Compared with prior art, of the invention, including moving lifting component, detection mechanical component, communication control component and absolutely
Edge guard assembly, communication control component is for mechanical component control and data transmission, via data processing, to realize pillar porcelain
Insulator whether there is the test in crack, can on-line real-time measuremen interior insulator stress to determine whether existing defects, for branch
The detection of column porcelain insulator deterioration condition provides a kind of new reference method, and easy to use, it is at low cost that the processing is simple, is suitable for a variety of
Occasion.
The invention is not limited to above-mentioned preferred forms, and anyone should learn that is made under the inspiration of the present invention
Structure change, the technical schemes that are same or similar to the present invention are fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of pillar porcelain insulator failure detector characterized by comprising
The bottom of moving lifting component, the scissor electric elevating rack of bracket and upper end including lower end, the bracket is equipped with pulley,
The bracket is moved in orbit by pulley, circumference of the track along pillar porcelain edge；
Mechanical component is detected, set on the top of the scissor electric elevating rack, including mechanical parts and setting are on the mechanical parts
Flaw detection probe, the mechanical parts drive the flaw detection to pop one's head in horizontal extension and oscilaltion；
Communication control component is placed in the side of the mechanical component, for mechanical component control and data transmission；
Insulating protection component is set among the moving lifting component and the detection mechanical component.
2. pillar porcelain insulator failure detector according to claim 1, which is characterized in that the flaw detection probe includes main spy
Head and empty probe, the mechanical parts include:
Bottom plate, the bottom plate are equipped with guide groove；
It is layered motor, is slidably arranged in the guide groove by screw rod level；
Turning motor is set on the layering motor, sequentially connected articulated arm and inspection is respectively equipped on the turning motor
The end of the detection arm is arranged in by clamping piece of popping one's head in for test arm, the main probe, and the top of the articulated arm is equipped with sliding slot,
Sliding is equipped with stock in the sliding slot, and the empty probe is V-arrangement, and the end of the stock is arranged in；
One end on the sliding slot is arranged in scanning motor, for driving the sliding slot vertical shift.
3. pillar porcelain insulator failure detector according to claim 1, which is characterized in that the probe clamping piece is semicircle
Shape, if the main probe is arranged in two open ends there are two open end.
4. pillar porcelain insulator failure detector according to claim 1, which is characterized in that the moving lifting component is upper
Under the multiple groups that are arranged successively, the insulating protection component makes of epoxy resins insulation material.
5. pillar porcelain insulator failure detector according to claim 1, which is characterized in that the communication control component includes
Main control component and control subassembly, the main control component include input and output equipment, upper industrial personal computer and wireless plate
Block, the control subassembly include defectoscope, battery, slave computer PLC and motor driver.
6. the method for detection carried out using the pillar porcelain insulator failure detector as described in any one of Claims 1 to 5, feature are existed
In, comprising the following steps:
S1. using pulley that bracket is mobile in place, scissor electric elevating rack is adjusted to height of detecting a flaw；
S2. pulley is rotated, bracket is rotated around pillar porcelain insulator, and flaw detection probe tests the circumferential direction of column porcelain insulator；
S3. after completing the circumferential scanning task that pillar porcelain insulator one encloses, communication control component sends out the wave shape data of test
The data processing software for being sent to backstage is checked determine whether support insulator stress is defective；
S4. scissor electric elevating rack is adjusted downward or upward to next flaw detection height, until test zone is scanned.
7. according to the method described in claim 6, it is characterized in that, in step S1, when detecting the specific liter of mechanical component with drop,
Maximum height is 9m, and minimum constructive height is then 3.6m.
8. according to the method described in claim 6, it is characterized in that, step S3 is specifically included: the end of the detection arm is to exhausted
The spacing of the outer of edge guard assembly is at least 0.5m~1.2m.
9. according to the method described in claim 6, it is characterized in that, step S2 is specifically included:
The main probe of step S21. layering motor driven and void pop one's head in and extend out to test width to pillar porcelain insulator；
Step S22. rotates pulley, and bracket is rotated around pillar porcelain insulator, and main probe and empty probe are examined with regard to corresponding region respectively
It surveys.
10. according to the method described in claim 6, it is characterized in that, step S4 specifically includes the following steps:
Step S41. adjusts scissor electric elevating rack to next flaw detection height downward or upward；
Step S42. scanning motor driven void probe moves downward or upward, until test zone；
Step S43. rotates pulley, and bracket is rotated around pillar porcelain insulator, until test zone is scanned.
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| CN201910161393.7A CN109884484A (en) | 2019-03-04 | 2019-03-04 | A kind of pillar porcelain insulator failure detector and its method of detection |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147466A (en) * | 2020-08-14 | 2020-12-29 | 广东电网有限责任公司广州供电局 | Insulator string detection equipment and insulator string detection method |
| CN112903702A (en) * | 2021-01-22 | 2021-06-04 | 张四民 | A crack detection device for hardware |
| CN113740348A (en) * | 2021-09-06 | 2021-12-03 | 太仓阿尔法数字科技有限公司 | In-service insulator remote flaw detector |
| CN115256624A (en) * | 2022-09-06 | 2022-11-01 | 景德镇景华特种陶瓷有限公司 | Window porcelain and preparation method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924725Y (en) * | 2006-07-24 | 2007-07-18 | 枣庄供电公司 | Insulated lifting platform |
| CN201141854Y (en) * | 2007-08-11 | 2008-10-29 | 青海省电力公司电力试验研究所 | Prop porcelain insulator and porcelain bushing ultrasonic wave detector |
| CN101456217A (en) * | 2008-12-30 | 2009-06-17 | 中铁十二局集团有限公司 | CFG anchor circumferential cutting device |
| CN102128605A (en) * | 2010-01-15 | 2011-07-20 | 华北电力科学研究院有限责任公司 | Insulator scanning device and system |
| CN103616437A (en) * | 2013-11-25 | 2014-03-05 | 广东汕头超声电子股份有限公司 | Ultrasonic testing device for composite insulator |
| CN103640721A (en) * | 2013-11-28 | 2014-03-19 | 安得物流股份有限公司 | Protection device for transportation article with small package size |
| CN205734873U (en) * | 2016-05-17 | 2016-11-30 | 国网天津市电力公司 | A kind of porcelain insulator ultrasound examination special fixture |
| CN205865766U (en) * | 2016-08-19 | 2017-01-11 | 国网安徽省电力公司检修公司 | Ultrasonic inspection's bird repellent device can carry out |
| CN205910157U (en) * | 2016-07-29 | 2017-01-25 | 吉林省长春电力勘测设计院有限公司 | Be arranged in distribution overhead line porcelain insulator detection device |
-
2019
- 2019-03-04 CN CN201910161393.7A patent/CN109884484A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924725Y (en) * | 2006-07-24 | 2007-07-18 | 枣庄供电公司 | Insulated lifting platform |
| CN201141854Y (en) * | 2007-08-11 | 2008-10-29 | 青海省电力公司电力试验研究所 | Prop porcelain insulator and porcelain bushing ultrasonic wave detector |
| CN101456217A (en) * | 2008-12-30 | 2009-06-17 | 中铁十二局集团有限公司 | CFG anchor circumferential cutting device |
| CN102128605A (en) * | 2010-01-15 | 2011-07-20 | 华北电力科学研究院有限责任公司 | Insulator scanning device and system |
| CN103616437A (en) * | 2013-11-25 | 2014-03-05 | 广东汕头超声电子股份有限公司 | Ultrasonic testing device for composite insulator |
| CN103640721A (en) * | 2013-11-28 | 2014-03-19 | 安得物流股份有限公司 | Protection device for transportation article with small package size |
| CN205734873U (en) * | 2016-05-17 | 2016-11-30 | 国网天津市电力公司 | A kind of porcelain insulator ultrasound examination special fixture |
| CN205910157U (en) * | 2016-07-29 | 2017-01-25 | 吉林省长春电力勘测设计院有限公司 | Be arranged in distribution overhead line porcelain insulator detection device |
| CN205865766U (en) * | 2016-08-19 | 2017-01-11 | 国网安徽省电力公司检修公司 | Ultrasonic inspection's bird repellent device can carry out |
Non-Patent Citations (1)
| Title |
|---|
| 国伟辉等: "电场法在支柱绝缘子检测中的应用探讨", 科技视界, no. 28, pages 33 - 35 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147466A (en) * | 2020-08-14 | 2020-12-29 | 广东电网有限责任公司广州供电局 | Insulator string detection equipment and insulator string detection method |
| CN112903702A (en) * | 2021-01-22 | 2021-06-04 | 张四民 | A crack detection device for hardware |
| CN113740348A (en) * | 2021-09-06 | 2021-12-03 | 太仓阿尔法数字科技有限公司 | In-service insulator remote flaw detector |
| CN115256624A (en) * | 2022-09-06 | 2022-11-01 | 景德镇景华特种陶瓷有限公司 | Window porcelain and preparation method thereof |
| CN115256624B (en) * | 2022-09-06 | 2023-09-19 | 景德镇景华特种陶瓷有限公司 | Window porcelain flaw detection system and working method |
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