CN110133033A - The comprehensive efficient on-line measuring device of composite insulator umbrella skirt - Google Patents
The comprehensive efficient on-line measuring device of composite insulator umbrella skirt Download PDFInfo
- Publication number
- CN110133033A CN110133033A CN201910230407.6A CN201910230407A CN110133033A CN 110133033 A CN110133033 A CN 110133033A CN 201910230407 A CN201910230407 A CN 201910230407A CN 110133033 A CN110133033 A CN 110133033A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- magnetic body
- composite insulator
- measuring device
- line measuring
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
- G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
Landscapes
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kind of comprehensive efficient on-line measuring devices of composite insulator umbrella skirt, including two magnetic body modules and two pedestals, the resonance matching circuit that one of magnetic body module is equipped with radio-frequency coil and is attached thereto, the resonance matching circuit connection has transmission cable, the pedestal is in the form of annular discs, its middle part has the connecting hole being arranged concentrically, and the pedestal includes two semi-circular portions, and two semi-circular portions have mutually matched snap-in structure；The pedestal outer rim is equipped with annular groove, and the magnetic body module can be slidably matched by annular groove and pedestal, and can be moved in a circle with respect to connecting hole.Magnetic body module is realized by pedestal and is supported, and can circumferentially be slided along pedestal, to achieve the purpose that rapid survey full skirt one week, detection efficiency is high.
Description
Technical field
The present invention relates to electric device maintenance field of tool, and in particular to a kind of composite insulator umbrella skirt is comprehensive efficiently to exist
Line detector.
Background technique
Composite insulator is since its is light-weight, and high mechanical strength is non-breakable, and the good excellent performance of anti-pollution characteristic is answered extensively
For in ultra-high-tension power transmission line.Composite insulator umbrella skirt is the external insulation of composite insulator, for protecting plug not by atmosphere
It corrodes, necessary creepage distance is provided, improve anti-pollution characteristic.Composite insulator umbrella skirt is high-quality during hanging net operation
It is bad that power transmission is played a crucial role, therefore the Clinical significance of detecting of composite insulator umbrella skirt material is great, it is compound at present exhausted
Edge full skirt material online test method mainly have direct observational method, ultraviolet image method, infrared imaging method, hydrophobicity detection method and
Nuclear magnetic resonance method etc..
Wherein nuclear magnetic resonance method is emerging detection method, is widely popularized because its detection is accurate, but existing core
Though magnetic resonance device is easy to carry, there are still many deficiencies in terms of detecting speed, it is difficult to be rapidly completed entire compound exhausted
The circumferential detection of edge full skirt, and if operating aspect also more to be weak when being used for on-line checking.
Summary of the invention
To solve the above problems, the present invention provides a kind of comprehensive efficient on-line measuring device of composite insulator umbrella skirt,
It can be rapidly completed and composite insulator umbrella skirt integral circumferential is detected, guarantee that detection quality improves detection efficiency simultaneously.
To achieve the above object, technical solution of the present invention is as follows:
A kind of comprehensive efficient on-line measuring device of composite insulator umbrella skirt, key are: including two magnetic body modules
The resonance matching circuit for being equipped with radio-frequency coil with two pedestals, one of magnetic body module and being attached thereto, the tuning
It is connected with transmission cable with circuit, the pedestal is in the form of annular discs, and middle part has the connecting hole being arranged concentrically, and the pedestal includes
Two semi-circular portions, two semi-circular portions have mutually matched embedded structure；
The pedestal outer rim is equipped with annular groove, and the magnetic body module can be slidably matched by annular groove and pedestal, and
It can move in a circle with respect to connecting hole.
Using the above structure, in use, pedestal is fastened on respectively on the plug of corresponding full skirt or more two sides, pass through disk
The pedestal of shape, magnetic body module both circumferentially rotate, and the quick detection of insulator umbrella can be realized, and improve detection efficiency.
As preferred: the outer rim of the pedestal has two annular grooves being arranged concentrically, and has on the magnetic body module
The sliding block being respectively cooperating with two annular grooves.Using above scheme, stability when magnetic body module rotation is advantageously ensured that.
As preferred: the pedestal is equipped with annular groove in two sides up and down.Using the above structure, reduce by two magnetic body modules
The distance between, advantageously ensure that the accuracy of detection structure.
As preferred: the snap-in structure includes mutually matched jack and bolt, and the jack and bolt are interspersed
In two semi-circular portions end face facing each other.Using the above structure, it covers convenient for quickly solid to the plug of insulator, and is convenient for
Later period quickly removes.
As preferred: the magnetic body module includes pedestal, with the installation cavity of side opening, the installation on the pedestal
Chamber has been sequentially placed iron plate and permanent magnet piece along close to its open direction, and installation cavity open-mouth is configured with cover board.More than
Scheme reduces module overall volume, the maintenance replacement of easy to carry and later period.
As preferred: the resonance matching circuit that one of magnetic body module is equipped with radio-frequency coil and is attached thereto, it is described
Radio-frequency coil is located at the side of cover board, and the resonance matching circuit is located at pedestal side.Using above scheme, be conducive to improve inspection
Survey result precision.
As preferred: further including sucker pawl, the sucker pawl includes U-bracket, and the both ends of the U-bracket have along it
The sucker of length direction setting, the sucker pawl are used for while connecting two magnetic body modules, rotate synchronously the two.More than
Scheme is adsorbed onto respectively on two magnetic body modules by sucker, only pushes U-bracket that can make two magnetic body modules up and down in this way
It rotates synchronously, it is ensured that the two is coaxial always, to improve detection quality precision.
Compared with prior art, the beneficial effects of the present invention are:
Using the comprehensive efficient on-line measuring device of composite insulator umbrella skirt provided by the invention, by pedestal to magnet mould
Block realizes support, and can circumferentially slide along pedestal, and to achieve the purpose that rapid survey full skirt one week, detection efficiency is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the detection device of the embodiment of the present invention；
Fig. 2 is base construction schematic diagram in the embodiment of the present invention；
Fig. 3 is semi-circular portions structural schematic diagram in the embodiment of the present invention；
Fig. 4 is magnetic body module structural schematic diagram in the embodiment of the present invention；
Fig. 5 is radio-frequency coil mounting structure schematic diagram in the embodiment of the present invention.
Specific embodiment
The invention will be further described with attached drawing with reference to embodiments.
It mainly include two bases referring to figs. 1 to the comprehensive efficient on-line measuring device of composite insulator umbrella skirt shown in fig. 5
Seat 2 and two magnetic body modules 1, as shown, the structure substantially in the form of annular discs of pedestal 2 in the present embodiment, the middle part of pedestal 2, which has, to be passed through
Wear the connecting hole 20 above and below it, the thickness at 2 middle part of pedestal is greater than its outer rim thickness, and its engaged by two semi-circular portions 21 and
At the end face of that is, one of semi-circular portions 21 has the bolt 12 extended perpendicularly outward, then has in another semi-circular portions 21
There is the jack 11 cooperated with bolt 12,2 quick-snap of pedestal can be then fixed on the plug of insulator by interlaced distribution
(attached drawing merely illustrates the structure of one of semi-circular portions 21, and structure is similar therewith for another, and difference is bolt 12 and jack
11 setting is in complementary structure therewith), in certain actual mechanical process, it is contemplated that rubber pad is set on the hole wall of connecting hole 20
On the one hand layer can further improve the fixed reliability of pedestal 2, on the other hand also can avoid causing to damage to the plug of insulator
Wound.
Two sides are equipped with cross sectional annular sliding slot 22 to the outer rim of pedestal 2 up and down, and annular groove 22 and connecting hole 20 are coaxially disposed,
There is the sliding block 10 cooperated with annular groove 22, sliding block 10 is circle in the present embodiment, and can opposed magnet mould on magnetic body module 1
Rotation occurs for block 1, and magnetic body module 1 is slidably matched by sliding block 10 with pedestal 2, and can be slided along its circumferential direction, to complete
Full skirt detection in one week.
Magnetic body module 1 in the present embodiment mainly includes pedestal 13, iron plate 14 and permanent magnet piece 15, and pedestal 13 is square block
Shape structure, with the installation cavity 130 of side opening on pedestal 13, installation cavity 130 be it is cylindric, iron plate 14 and permanent magnet piece 15 according to
Secondary to be arranged in parallel in installation cavity 130, wherein the opposite open position closer to installation cavity 130 of permanent magnet piece 15, pedestal 13 are matched
It is equipped with the cover board 16 adaptable with it, cover board 16 connects between pedestal 13 by the way that screw is fixed for closing installation cavity 130
It connects, wherein pedestal 13 and cover board 16 are that aluminum material is fabricated, and the magnetic body module 1 of this spline structure is for generating static magnetic field.
Sliding block 10 is located at the side of pedestal 13, and the two is fixedly connected, on sliding block 10 have with annular groove 22 be adapted
Idler wheel 100, idler wheel 100 can 10 rotation of opposing slider, while can also move in a circle along annular groove 22.
And in order to realize the quick induction detection for treating detection article, therefore also set on a magnetic body module 1 wherein
The resonance matching circuit 4 for having radio-frequency coil 3 and being connected with radio-frequency coil 3, as shown, radio-frequency coil 3 is located at the outer of cover board 16
Side, radio-frequency coil 3 uses planar spiral winding, and resonance matching circuit 4 is located at the outside of pedestal 13, by radio-frequency coil 3 with
Magnetic body module 1 cooperates, that is, can produce excitation RF magnetic field, and detect by resonance matching circuit 4 and return caused by article to be measured
Wave signal.
Referring to figs. 1 to Fig. 5, of the invention to install and use process as follows:
Under original state, two magnetic body modules 1 (one of band radio-frequency coil 3 and resonance matching circuit 4) and two bases
Seat 2 is seperated part, the quality testing to insulator 5 is first used as, as shown in Figure 1, two matrixes 2 are fixed respectively
With the two sides up and down of same full skirt 50, the flexible materials such as antifriction pad can be increased to guarantee the steady of matrix 2 in the inside of connecting hole 20
It is qualitative, while plug 51 will not be caused to damage, single matrix 2 is in snap-fitting process, and corresponding annular is sliding in semi-circular portions 21
22 both ends of slot are hatch frame, i.e., are at this moment packed into magnetic body module 1 wherein, and when another semi-circular portions 21 engage it therewith
Afterwards, annular groove 22 then forms closure sliding slot, as shown in the figure, in following magnetic body module 1 then with 2 upside of corresponding pedestal
Annular groove 22 cooperates, and magnetic body module 1 above then cooperates with the annular groove 22 of corresponding 2 downside of pedestal, in this way can be big
Reduce gap between the two greatly, while reducing installation process and selecting the time, can be used up and down, there is more good adaptation
Property.
When installation, it should be noted that the magnetic body module 1 for being equipped with radio-frequency coil 3 needs the cover board 16 of another magnetic body module 1 of face, and
Substantially ensure the two coaxial arrangement, then resonance matching circuit 4 is connected on spectrometer and can be surveyed by transmission cable 40
It measures, in measurement process, upper and lower two magnetic body modules 1 is rotated synchronously, rotate synchronously feasibility to improve its, mentioned in the present embodiment
For a kind of sucker pawl 6 that section is substantially ushaped, sucker pawl 6 mainly includes U using having the plastic cement of certain degree of hardness to be made
Shape bracket, and the sucker 60 at U-bracket both ends is set, in use, the sucker 60 at 6 both ends of sucker pawl is adsorbed on two respectively
The outside end of a magnetic body module 1, in this way promotion sucker pawl 6, can be realized moving synchronously for two magnetic body modules 1, thus fastly
Speed measures the aging conditions of corresponding full skirt 50, in addition, can also be as needed, U-bracket is designed to retractility, main body
Its present length direction can stretch, and to adapt to the full skirt 50 of different-thickness, while the side of connecting sucker 60 can also stretch,
To adapt to the full skirt 50 of different radii size.
Finally, it should be noted that foregoing description is only the preferred embodiment of the present invention, the ordinary skill people of this field
Member under the inspiration of the present invention, without prejudice to the purpose of the present invention and the claims, can make multiple similar tables
Show, such transformation is fallen within the scope of protection of the present invention.
Claims (7)
1. a kind of comprehensive efficient on-line measuring device of composite insulator umbrella skirt, it is characterised in that: including two magnetic body modules (1)
The resonance matching circuit for being equipped with radio-frequency coil (3) with two pedestals (2), one of magnetic body module (1) and being attached thereto
(4), the resonance matching circuit (4) is connected with transmission cable (40), and the pedestal (2) is in the form of annular discs, and middle part has concentric
The connecting hole (20) of setting, the pedestal (2) include two semi-circular portions (21), and two semi-circular portions (21) have mutual
The embedded structure of cooperation；
Pedestal (2) outer rim is equipped with annular groove (22), and the magnetic body module (1) can pass through annular groove (22) and pedestal
(2) it is slidably matched, and can move in a circle with respect to connecting hole (20).
2. the comprehensive efficient on-line measuring device of composite insulator umbrella skirt according to claim 1, it is characterised in that: described
The outer rim of pedestal (2) has two annular grooves (22) being arranged concentrically, and has on the magnetic body module (1) sliding with two annulars
The sliding block (10) that slot (22) is respectively cooperating with.
3. the comprehensive efficient on-line measuring device of composite insulator umbrella skirt according to claim 1 or 2, it is characterised in that:
Two sides are equipped with annular groove (22) to the pedestal (2) up and down.
4. the comprehensive efficient on-line measuring device of composite insulator umbrella skirt according to claim 1, it is characterised in that: described
Snap-in structure includes mutually matched jack (11) and bolt (12), and the jack (11) and bolt (12) are interspersed in two
Semi-circular portions (21) end face facing each other.
5. the comprehensive efficient on-line measuring device of composite insulator umbrella skirt according to claim 1, it is characterised in that: described
Magnetic body module (1) includes pedestal (13), with the installation cavity (130) of side opening, the installation cavity on the pedestal (13)
(130) iron plate (14) and permanent magnet piece (15), the configuration of installation cavity (130) open-mouth have been sequentially placed along close to its open direction
There are cover board (16).
6. the comprehensive efficient on-line measuring device of composite insulator umbrella skirt according to claim 4, it is characterised in that: wherein
The resonance matching circuit (4) that one magnetic body module (1) is equipped with radio-frequency coil (3) and is attached thereto, radio-frequency coil (3) position
In the side of cover board (16), the resonance matching circuit (4) is located at pedestal (13) side.
7. the comprehensive efficient on-line measuring device of composite insulator umbrella skirt according to claim 1, it is characterised in that: also wrap
It includes sucker pawl (6), the sucker pawl (6) includes U-bracket, and the both ends of the U-bracket have to be arranged along its length
Sucker (60), the sucker pawl (6) are used for while connecting two magnetic body modules (1), rotate synchronously the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230407.6A CN110133033B (en) | 2019-03-26 | 2019-03-26 | Omnibearing efficient online detection device for composite insulator umbrella skirt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230407.6A CN110133033B (en) | 2019-03-26 | 2019-03-26 | Omnibearing efficient online detection device for composite insulator umbrella skirt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110133033A true CN110133033A (en) | 2019-08-16 |
| CN110133033B CN110133033B (en) | 2022-06-24 |
Family
ID=67568885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910230407.6A Active CN110133033B (en) | 2019-03-26 | 2019-03-26 | Omnibearing efficient online detection device for composite insulator umbrella skirt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110133033B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929340A (en) * | 2020-06-23 | 2020-11-13 | 贵州电网有限责任公司 | Composite insulating material NMR formula nondestructive test device convenient to use |
| CN113270237A (en) * | 2021-05-18 | 2021-08-17 | 萍乡市中源瓷业有限公司 | High-strength column type electric porcelain insulator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6177798B1 (en) * | 1999-07-27 | 2001-01-23 | Varian, Inc. | Flow-through NMR probe having a replaceable NMR flow tube |
| CN204359718U (en) * | 2014-12-12 | 2015-05-27 | 广东电网有限责任公司东莞供电局 | A kind of clamp of sensor measured for composite insulator ageing state |
| WO2016082805A1 (en) * | 2014-11-28 | 2016-06-02 | 国家电网公司 | Insulator cleaning robot |
| CN205665360U (en) * | 2016-05-31 | 2016-10-26 | 中国南方电网有限责任公司电网技术研究中心 | Filthy monitoring devices of insulator |
| CN106269658A (en) * | 2016-10-18 | 2017-01-04 | 国网山东省电力公司电力科学研究院 | A kind of insulator device, control system and robot |
| CN106391373A (en) * | 2016-10-18 | 2017-02-15 | 国网山东省电力公司电力科学研究院 | Online spray control system for insulator, and robot |
| CN106841264A (en) * | 2016-12-20 | 2017-06-13 | 国网重庆市电力公司电力科学研究院 | A kind of nmr sensor for detecting composite insulator umbrella skirt |
-
2019
- 2019-03-26 CN CN201910230407.6A patent/CN110133033B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6177798B1 (en) * | 1999-07-27 | 2001-01-23 | Varian, Inc. | Flow-through NMR probe having a replaceable NMR flow tube |
| WO2016082805A1 (en) * | 2014-11-28 | 2016-06-02 | 国家电网公司 | Insulator cleaning robot |
| CN204359718U (en) * | 2014-12-12 | 2015-05-27 | 广东电网有限责任公司东莞供电局 | A kind of clamp of sensor measured for composite insulator ageing state |
| CN205665360U (en) * | 2016-05-31 | 2016-10-26 | 中国南方电网有限责任公司电网技术研究中心 | Filthy monitoring devices of insulator |
| CN106269658A (en) * | 2016-10-18 | 2017-01-04 | 国网山东省电力公司电力科学研究院 | A kind of insulator device, control system and robot |
| CN106391373A (en) * | 2016-10-18 | 2017-02-15 | 国网山东省电力公司电力科学研究院 | Online spray control system for insulator, and robot |
| CN106841264A (en) * | 2016-12-20 | 2017-06-13 | 国网重庆市电力公司电力科学研究院 | A kind of nmr sensor for detecting composite insulator umbrella skirt |
Non-Patent Citations (1)
| Title |
|---|
| 刘社民等: "弧形核磁共振传感器设计及其在复合绝缘子老化状态检测中的应用", 《波谱学杂志》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929340A (en) * | 2020-06-23 | 2020-11-13 | 贵州电网有限责任公司 | Composite insulating material NMR formula nondestructive test device convenient to use |
| CN113270237A (en) * | 2021-05-18 | 2021-08-17 | 萍乡市中源瓷业有限公司 | High-strength column type electric porcelain insulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110133033B (en) | 2022-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110133033A (en) | The comprehensive efficient on-line measuring device of composite insulator umbrella skirt | |
| CN101446595B (en) | Sample rack for measuring critical current properties of high-temperature superconducting tape | |
| CN102955087B (en) | Equipment for measuring critical current characteristics of high temperature superconductivity long strip | |
| CN206248765U (en) | A kind of hand-held High Frequency Current Sensor for Partial Discharge Detection | |
| CN109212393A (en) | A kind of detection device for insulator deterioration | |
| CN105953756B (en) | Steel pipe positioning detecting device in cable splice pipe based on synchronous belt driving | |
| CN107748295B (en) | Device and method for testing dielectric loss of GIS basin-type insulator | |
| CN112731230B (en) | Device and method for testing initial permeability of imaginary part of ferrite at extremely weak magnetic pole low frequency | |
| CN110412065B (en) | Nuclear magnetic resonance sensor for composite insulator aging detection | |
| CN110993262B (en) | Transformer installation process and equipment | |
| CN207472974U (en) | A kind of device of GIS disc insulators dielectric loss test | |
| Pfützner et al. | Magnetic dummy sensors-A novel concept for interior flux distribution tests | |
| Shilyashki et al. | Pin sensor for interior induction measurements in transformer cores | |
| CN202084420U (en) | Three-phase integrated current transformer | |
| CN204044346U (en) | A kind of planar radio frequency coils for nuclear magnetic resonance | |
| CN114137454A (en) | System and method for measuring two-dimensional magnetic properties of electrical steel sheet | |
| CN115032512A (en) | GIS basin-type insulator on-line detection sensor | |
| CN104198282A (en) | Force-magnetism-electricity multi-field coupling measuring system | |
| CN209417158U (en) | A kind of electromagnetic radiation measuring instrument | |
| CN209878632U (en) | Horizontal detection device for composite insulator umbrella skirt | |
| CN203455446U (en) | Apparatus used for turn-to-turn insulation fault location of dry-type air-core reactor | |
| CN202736729U (en) | Electronic current and voltage transformer for 126kV GIS (Global Information System) | |
| CN203025153U (en) | Eddy-current flaw inspection detector for V-level disc plate profile of high-pressure compressor | |
| CN203365666U (en) | High-voltage-resistant current transformer standard device | |
| CN114038676B (en) | Superconducting magnet VPI mold joint insulation sealing device and process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |