CN106019057A - Detecting device - Google Patents
Detecting device Download PDFInfo
- Publication number
- CN106019057A CN106019057A CN201610509274.2A CN201610509274A CN106019057A CN 106019057 A CN106019057 A CN 106019057A CN 201610509274 A CN201610509274 A CN 201610509274A CN 106019057 A CN106019057 A CN 106019057A
- Authority
- CN
- China
- Prior art keywords
- roller
- ground connection
- rotary shaft
- high pressure
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1245—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a detection device. The detection device is used for the withstand voltage test of a safety tool. A current guide component is arranged in a box body; a tool outlet is formed at the lower part of the box body; a rotary shaft with a rotary handle is arranged at the tool outlet; one end of the rotary shaft is sleeved with a grounding pull roller; and the other end of the rotary shaft is sleeved with a high-voltage pull roller; pull plates and elastic conductive parts are arranged on both the grounding pull roller and the high-voltage pull roller; and all of the box body, the current guide component, the rotary shaft and the pull plates are made of insulated materials. According to the detection device, the leakage current of the safety tool in the withstand voltage test is measured in real time, and the measured current is automatically judged, and warning is carried out based on a judgment result; the detection efficiency of the detection device is very high, a detection process can be finished in 8 hours only in comparison with a traditional device which finishes the detection process in three days, an automatic classification operation can be carried out; the problem of difficulty in accurately judging whether the safety tool is qualified is solved; and the personal safety of operators and the safe and stable running of a power grid are guaranteed.
Description
Technical field
The present invention relates to power system instrument leakage current measurement equipment and technology, fill for managing security tools and instruments resistance test particularly to one
Put.
Background technology
Safety in production and power supply reliability are of paramount importance two indices in power generation, for ensureing power supply reliability, except in power supply
Beyond going into overdrive in circuit network construction, the popularization of livewire work is that raising power supply reliability is maximally efficient at present and is to take effect
The fastest way.Safety in production is also the theme that electric power enterprise is eternal, and the quality of live line tool, electricity will be directly influenced
The power enterprise person in process of production and equipment safety.
Live line tool in power system, as the insulating rod-like tools such as insulating bar, earth brace, high voltage electroscope, phasing tester need
Periodically carry out AC power frequency pressure test, verify its insulating properties.Traditional Withstand test device is fixing unsettled hanging pressure
Structure, the suspension insulator of this structure is installed complicated, and constructional difficulties, disposable pressure test amount is few；Especially when insulating bar class work
When tool length does not waits, short earth rod is uneven, and during test fee, arduously, the working cycle is long, and detection efficiency is extremely low.
Summary of the invention
In order to solve drawbacks described above, the detection dress that the present invention provides and a kind of detects save trouble and labor, detection efficiency is high, security performance is good
Put.
The invention discloses a kind of detection device, this detection device is used for managing security tools and instruments resistance test, arranges including in casing, casing
Conducting element, arranges vessel outlet below casing, arrange the rotary shaft with swing handle at vessel outlet, and rotary shaft one end is set with
Having ground connection to dial roller, the other end is set with high pressure and dials roller, and described ground connection dials roller and high pressure is dialled and is respectively provided with plate on roller, and described ground connection is dialled
Roller and high pressure are dialled and are respectively provided with resilient conductive element on roller, and described casing, conducting element, rotary shaft and plate all use insulant system
Part, described vessel outlet arranges member to undertake, arranges support adjustment mechanism, described support adjustment mechanism bag under described member to undertake
Including T-shaped sliding bar and have the support bar of slotted eye, one end of T-shaped sliding bar is positioned at slotted eye, arranges spring in slotted eye, described
Ground connection dials roller and high pressure is dialled roller and is respectively provided with extension, extension week side be connected with resilient conductive element, extension is provided with arc folder
Sheet, two arc clips are connected with test voltage generator, current detecting alarm device respectively, and current detecting alarm device connects
Ground.
Described ground connection dials roller has current detecting alarm device by wire connection, and this current detecting alarm device includes for measuring leakage electricity
The measurement module flowed and the alarm module being used for sending alarm signal.
Described ground connection dials roller and high pressure is dialled and is respectively provided with clamping screw on roller.
Described member to undertake is articulated and connected with casing.
The present invention is achieved in that and is placed in casing by round insulation bar, swing handle, drives ground connection to dial roller and high pressure dials roller simultaneously
Rotating, by insulating bar clamping stagnation between two plates, plate plays insulating effect, and plate heads on next insulating bar, prevents absolutely
Edge bar is in parallel；Described ground connection dials roller and high pressure is dialled and is respectively provided with resilient conductive element on roller, and resilient conductive element is that arc increases and insulate
The contact area of bar, conducts electricity very well；Described ground connection dials roller, high pressure dials roller, current detecting alarm device occurs with test voltage
Device is connected, and current detecting alarm device carries out leakage current measurement to managing security tools and instruments, records measurement result, if qualified work
Utensil, insulating bar falls directly in qualified case；When hearing that alarm module sends alarm signal automatically, specification tool is defective, inspection
Survey personnel's swing handle, the one end of the pressure T-shaped sliding bar that simultaneously tramps with one's feet, member to undertake guides fault case, and faulty insulator bar falls into
Fault case.The present invention uses new measurement apparatus and method, measures the leakage current of managing security tools and instruments in pressure test in real time,
Carry out automatic discrimination and warning to measuring electric current, and detection efficiency is high, originally needs the equipment that could detect for three days, existing
Only needing within 8 hours, just can complete, and can automatically classify.Therefore, the present invention can be exactly relative to prior art
Measure managing security tools and instruments surface leakage current, solve and be difficult to accurately judge the whether qualified problem of managing security tools and instruments, ensured operation
The personal safety of personnel and power network safety operation.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the rotary shaft of the present invention, current detecting alarm device, ground connection dials roller and high pressure dials roller attachment structure schematic diagram；
Fig. 3 is the support adjustment mechanism structural representation of the present invention；
Fig. 4 is group roll structure schematic diagram of the present invention；
Fig. 5 is group roller one end sectional structure schematic diagram of the present invention.
Detailed description of the invention
Embodiment 1: as shown in Fig. 1,2,3,4,5, a kind of pressure-resistant detection device of safety tool, including casing 1, in casing
1 arranges conducting element 2, and conducting element 2, in herringbone, flows backwards effective；Arranging vessel outlet 23 below casing 1, utensil goes out
Arranging the rotary shaft 5 with swing handle at mouth 23, rotary shaft 5 one end is set with ground connection and dials roller 4, and the other end is set with high pressure
Dialling roller 16, described ground connection dials roller 4 and high pressure is dialled and is respectively provided with plate 6 on roller 16, and described plate is disposed in an evenly spaced relation in dials roller
On, the spacing of two plates 6 just sticks an insulating bar, and described ground connection dials roller and high pressure is dialled and is respectively provided with elastic conduction on roller
Part 7, described casing 1, conducting element 2, rotary shaft 5 and plate 6 all use insulant product.
Embodiment 2: as shown in Fig. 1,2,3,4,5, a kind of pressure-resistant detection device of safety tool, including casing 1, in casing
1 arranges conducting element 2, and conducting element 2, in herringbone, flows backwards effective；Arranging vessel outlet 23 below casing 1, utensil goes out
Arranging the rotary shaft 5 with swing handle at mouth 23, rotary shaft 5 one end is set with ground connection and dials roller 4, and the other end is set with high pressure
Dialling roller 16, described ground connection dials roller 4 and high pressure is dialled and is respectively provided with plate 6 on roller 16, and described plate is disposed in an evenly spaced relation in dials roller
On, the spacing of two plates 6 just sticks an insulating bar, and described ground connection dials roller and high pressure is dialled and is respectively provided with elastic conduction on roller
Part 7, described casing 1, conducting element 2, rotary shaft 5 and plate 6 all use insulant product.Described vessel outlet 23 sets
Put member to undertake 8.Described member to undertake 8 is articulated and connected with casing 1.Described member to undertake arranges support adjustment mechanism 8 times.
Described support adjustment mechanism includes T-shaped sliding bar 9 and has the support bar 12 of slotted eye, and one end of T-shaped sliding bar 9 is positioned at groove
In hole 22, spring 13 is set in slotted eye 22.
Embodiment 3: as shown in Fig. 1,2,3,4,5, a kind of pressure-resistant detection device of safety tool, including casing 1, in casing
1 arranges conducting element 2, and conducting element 2, in herringbone, flows backwards effective；Arranging vessel outlet 23 below casing 1, utensil goes out
Arranging the rotary shaft 5 with swing handle at mouth 23, rotary shaft 5 one end is set with ground connection and dials roller 4, and the other end is set with high pressure
Dialling roller 16, described ground connection dials roller 4 and high pressure is dialled and is respectively provided with plate 6 on roller 16, and described plate is disposed in an evenly spaced relation in dials roller
On, the spacing of two plates 6 just sticks an insulating bar, and described ground connection dials roller and high pressure is dialled and is respectively provided with elastic conduction on roller
Part 7, described casing 1, conducting element 2, rotary shaft 5 and plate 6 all use insulant product.Described vessel outlet 23 sets
Put member to undertake 8.Described member to undertake 8 is articulated and connected with casing 1.Described member to undertake arranges support adjustment mechanism 8 times.
Described support adjustment mechanism includes T-shaped sliding bar 9 and has the support bar 12 of slotted eye, and one end of T-shaped sliding bar 9 is positioned at groove
In hole 22, spring 13 is set in slotted eye 22.Described ground connection dials roller 4 has current detecting alarm device by wire connection,
This current detecting alarm device includes the measurement module 19 for measuring leakage current and for sending the alarm module of alarm signal
18。
Embodiment 4: as shown in Fig. 1,2,3,4,5, a kind of pressure-resistant detection device of safety tool, including casing 1, in casing
1 arranges conducting element 2, and conducting element 2, in herringbone, flows backwards effective；Arranging vessel outlet 23 below casing 1, utensil goes out
Arranging the rotary shaft 5 with swing handle at mouth 23, rotary shaft 5 one end is set with ground connection and dials roller 4, and the other end is set with high pressure
Dialling roller 16, described ground connection dials roller 4 and high pressure is dialled and is respectively provided with plate 6 on roller 16, and described plate is disposed in an evenly spaced relation in dials roller
On, the spacing of two plates 6 just sticks an insulating bar, and described ground connection dials roller and high pressure is dialled and is respectively provided with elastic conduction on roller
Part 7, described casing 1, conducting element 2, rotary shaft 5 and plate 6 all use insulant product.Described vessel outlet 23 sets
Put member to undertake 8.Described member to undertake 8 is articulated and connected with casing 1.Described member to undertake arranges support adjustment mechanism 8 times.
Described support adjustment mechanism includes T-shaped sliding bar 9 and has the support bar 12 of slotted eye, and one end of T-shaped sliding bar 9 is positioned at groove
In hole 22, spring 13 is set in slotted eye 22.Described ground connection dials roller 4 has current detecting alarm device by wire connection,
This current detecting alarm device includes the measurement module 19 for measuring leakage current and for sending the alarm module of alarm signal
18.Described ground connection dials roller 4 and high pressure is dialled and is respectively provided with clamping screw on roller 16, facilitates regulated ground to dial roller 4 and dials roller 16 with high pressure
Between spacing, it is simple to detection different length insulating bar 3；Draw-in groove is set in described casing 1, arrange in described draw-in groove every
Plate, when measuring short insulating bar, inserts draw-in groove by dividing plate, prevents insulating bar crisscross.
Embodiment 5: as shown in Fig. 1,2,3,4,5, a kind of pressure-resistant detection device of safety tool, including casing 1, in casing
1 arranges conducting element 2, and conducting element 2, in herringbone, flows backwards effective；Arranging vessel outlet 23 below casing 1, utensil goes out
Arranging the rotary shaft 5 with swing handle at mouth 23, rotary shaft 5 one end is set with ground connection and dials roller 4, and the other end is set with high pressure
Dialling roller 16, described ground connection dials roller 4 and high pressure is dialled and is respectively provided with plate 6 on roller 16, and described plate is disposed in an evenly spaced relation in dials roller
On, the spacing of two plates 6 just sticks an insulating bar, and described ground connection dials roller and high pressure is dialled and is respectively provided with elastic conduction on roller
Part 7, described casing 1, conducting element 2, rotary shaft 5 and plate 6 all use insulant product.Described vessel outlet 23 sets
Put member to undertake 8.Described member to undertake 8 is articulated and connected with casing 1.Described member to undertake arranges support adjustment mechanism 8 times.
Described support adjustment mechanism includes T-shaped sliding bar 9 and has the support bar 12 of slotted eye, and one end of T-shaped sliding bar 9 is positioned at groove
In hole 22, spring 13 is set in slotted eye 22.Described ground connection dials roller 4 has current detecting alarm device by wire connection,
This current detecting alarm device includes the measurement module 19 for measuring leakage current and for sending the alarm module of alarm signal
18.Described ground connection dials roller 4 and high pressure is dialled and is respectively provided with clamping screw on roller 16, facilitates regulated ground to dial roller 4 and dials roller 16 with high pressure
Between spacing, it is simple to detection different length insulating bar 3；Draw-in groove is set in described casing 1, arrange in described draw-in groove every
Plate, when measuring short insulating bar, inserts draw-in groove by dividing plate, prevents insulating bar crisscross.Described ground connection dials roller 4 and high pressure
Dialling roller 16 and be respectively provided with extension 14,14 weeks sides of extension are connected with resilient conductive element 7, and extension 14 is provided with arc clip
15, two arc clips are connected with test voltage generator 20, current detecting alarm device respectively, current detecting alarm device
Ground connection.
The present invention is achieved in that and is placed in casing by round insulation bar, swing handle, drives ground connection to dial roller and high pressure dials roller simultaneously
Rotating, by insulating bar clamping stagnation between two plates, plate plays insulating effect, and plate heads on next insulating bar, prevents absolutely
Edge bar is in parallel；Described ground connection dials roller and high pressure is dialled and is respectively provided with resilient conductive element on roller, and resilient conductive element is that arc increases and insulate
The contact area of bar, conducts electricity very well；Described ground connection dials roller, high pressure dials roller, current detecting alarm device occurs with test voltage
Device is connected, and current detecting alarm device carries out leakage current measurement to managing security tools and instruments, records measurement result, if qualified work
Utensil, insulating bar falls directly in qualified case 11；When hearing that alarm module sends alarm signal automatically, specification tool does not conforms to
Lattice, testing staff's swing handle, the one end of the pressure T-shaped sliding bar that simultaneously tramps with one's feet, member to undertake guides fault case, faulty insulator
Bar falls into fault case 10.The present invention uses new measurement apparatus and method, to the leakage current of managing security tools and instruments in pressure test
Measure in real time, carry out automatic discrimination and warning to measuring electric current, and detection efficiency is high, originally need could detect for three days
Equipment, only need now just can complete for 8 hours, and can automatically classify.Therefore, the present invention is relative to prior art
Managing security tools and instruments surface leakage current can be accurately measured, solve and be difficult to accurately judge the whether qualified problem of managing security tools and instruments,
Personal safety and the power network safety operation of operating personnel are ensured.
Claims (4)
1. a detection device, this detection device is used for managing security tools and instruments resistance test, it is characterised in that: include case
Body, arranges conducting element in casing, arrange vessel outlet below casing, arranges and have turning handle at vessel outlet
The rotary shaft of hands, rotary shaft one end is set with ground connection and dials roller, and the other end is set with high pressure and dials roller, described ground connection
Dialling roller and high pressure is dialled and is respectively provided with plate on roller, described ground connection dials roller and high pressure is dialled and is respectively provided with resilient conductive element on roller,
Described casing, conducting element, rotary shaft and plate all use insulant product, and described vessel outlet arranges and holds
Connection member, arranges support adjustment mechanism under described member to undertake, described support adjustment mechanism includes that T-shaped is slided
Bar and the support bar with slotted eye, one end of T-shaped sliding bar is positioned at slotted eye, arranges spring in slotted eye, described
Ground connection dials roller and high pressure is dialled roller and is respectively provided with extension, extension week side be connected with resilient conductive element, extension sets
Being equipped with arc clip, two arc clips are connected with test voltage generator, current detecting alarm device respectively,
Current detecting alarm device ground connection.
Detect device the most as claimed in claim 1, it is characterised in that: described ground connection dials roller to be had by wire connection
Current detecting alarm device, this current detecting alarm device include measurement module for measuring leakage current and
It is used for sending the alarm module of alarm signal.
Detect device the most as claimed in claim 1, it is characterised in that: described ground connection dials roller and high pressure is dialled on roller equal
Clamping screw is set.
Detect device the most as claimed in claim 1, it is characterised in that: described member to undertake is articulated and connected with casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610509274.2A CN106019057A (en) | 2013-10-29 | 2013-10-29 | Detecting device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610509274.2A CN106019057A (en) | 2013-10-29 | 2013-10-29 | Detecting device |
| CN201310521979.2A CN103529369B (en) | 2013-10-29 | 2013-10-29 | A kind of pressure-resistant detection device of safety tool |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310521979.2A Division CN103529369B (en) | 2013-10-29 | 2013-10-29 | A kind of pressure-resistant detection device of safety tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106019057A true CN106019057A (en) | 2016-10-12 |
Family
ID=49931532
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610492722.2A Active CN105866650B (en) | 2013-10-29 | 2013-10-29 | A kind of device for insulating bar class managing security tools and instruments resistance test |
| CN201610492723.7A Active CN105866651B (en) | 2013-10-29 | 2013-10-29 | A kind of application method of insulating bar class pressure-resistant detection device of safety tool |
| CN201310521979.2A Active CN103529369B (en) | 2013-10-29 | 2013-10-29 | A kind of pressure-resistant detection device of safety tool |
| CN201610509274.2A Pending CN106019057A (en) | 2013-10-29 | 2013-10-29 | Detecting device |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610492722.2A Active CN105866650B (en) | 2013-10-29 | 2013-10-29 | A kind of device for insulating bar class managing security tools and instruments resistance test |
| CN201610492723.7A Active CN105866651B (en) | 2013-10-29 | 2013-10-29 | A kind of application method of insulating bar class pressure-resistant detection device of safety tool |
| CN201310521979.2A Active CN103529369B (en) | 2013-10-29 | 2013-10-29 | A kind of pressure-resistant detection device of safety tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN105866650B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977439B (en) * | 2015-07-28 | 2018-03-09 | 国网河南省电力公司济源供电公司 | Managing security tools and instruments whirling test stand |
| CN107861036A (en) * | 2017-11-10 | 2018-03-30 | 国网新疆电力有限公司培训中心 | Multi-purpose insulating bar detection means |
| CN112098822B (en) * | 2020-08-20 | 2023-07-25 | 国家电网有限公司 | Residual current operated circuit breaker is with detecting device that powers on |
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| US6046421A (en) * | 1997-11-06 | 2000-04-04 | Computer Service Technology, Inc. | PCB Adapter for a test connector assembly for an automatic memory module handler for testing electronic memory modules |
| CN202133748U (en) * | 2011-06-26 | 2012-02-01 | 江西赣州供电公司 | Test apparatus for overpressure resistance of insulator spindle |
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| JP2942029B2 (en) * | 1991-09-30 | 1999-08-30 | 日本碍子株式会社 | Fault detector of lightning arrester |
| JP3246679B2 (en) * | 1992-08-21 | 2002-01-15 | 株式会社フジクラ | Insulation characteristics measurement device |
| CN201329579Y (en) * | 2009-01-15 | 2009-10-21 | 河北天创电气材料制造有限公司 | Safe tool cabinet with flexibly-assembled clapboards |
| CN101912846B (en) * | 2010-08-06 | 2013-07-10 | 莱州市莱索制品有限公司 | Material picker |
| US8289031B1 (en) * | 2011-05-16 | 2012-10-16 | Rao Dantam K | Apparatus for measuring insulation characteristics of coated steel sheet |
| CN102327873A (en) * | 2011-09-14 | 2012-01-25 | 江苏天鹏电源有限公司 | Feeding device in battery screening machine |
| CN202837482U (en) * | 2012-10-08 | 2013-03-27 | 郯城县明珠发展有限公司 | Hot-line work and electric power security insulating tool comprehensive test-bed |
| CN103344809B (en) * | 2013-06-24 | 2016-02-03 | 国家电网公司 | The measurement mechanism of managing security tools and instruments withstand voltage test leakage current and measuring method |
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2013
- 2013-10-29 CN CN201610492722.2A patent/CN105866650B/en active Active
- 2013-10-29 CN CN201610492723.7A patent/CN105866651B/en active Active
- 2013-10-29 CN CN201310521979.2A patent/CN103529369B/en active Active
- 2013-10-29 CN CN201610509274.2A patent/CN106019057A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6046421A (en) * | 1997-11-06 | 2000-04-04 | Computer Service Technology, Inc. | PCB Adapter for a test connector assembly for an automatic memory module handler for testing electronic memory modules |
| CN202133748U (en) * | 2011-06-26 | 2012-02-01 | 江西赣州供电公司 | Test apparatus for overpressure resistance of insulator spindle |
| CN102654521A (en) * | 2012-05-23 | 2012-09-05 | 山东电力集团公司潍坊供电公司 | Insulating rod testing device |
| CN102890251A (en) * | 2012-10-15 | 2013-01-23 | 天津科技大学 | Automatic detecting and sorting device for parameters of coil rack of wave detector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103529369B (en) | 2016-07-06 |
| CN105866651A (en) | 2016-08-17 |
| CN105866651B (en) | 2019-02-15 |
| CN103529369A (en) | 2014-01-22 |
| CN105866650A (en) | 2016-08-17 |
| CN105866650B (en) | 2019-02-15 |
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Application publication date: 20161012 |