CN106802358A - A kind of just detachable coil device for composite insulator detection - Google Patents
A kind of just detachable coil device for composite insulator detection Download PDFInfo
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- CN106802358A CN106802358A CN201510843830.5A CN201510843830A CN106802358A CN 106802358 A CN106802358 A CN 106802358A CN 201510843830 A CN201510843830 A CN 201510843830A CN 106802358 A CN106802358 A CN 106802358A
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Abstract
A kind of just detachable coil device for composite insulator detection, including flexible PCB（10）And radio-frequency coil, including upper fracture（12）With lower fracture（14）, the fracture on described（12）With the lower fracture（14）Edge is respectively equipped with first make contact（32）With the second contact point（34）, the radio-frequency coil include the first radio-frequency coil（22）With the second radio-frequency coil（24）, first radio-frequency coil（22）With the second radio-frequency coil（24）Respectively along the flexible PCB（10）Spiral is fixed at the flexible PCB（10）On, the fracture on described（12）With the lower fracture（14）Place is respectively equipped with attachment means（40）, by attachment means（40）The upper fracture can be made（12）With the lower fracture（14）It is connected with each other, the upper fracture（12）With the lower fracture（14）During connection, the first make contact（32）With second contact point（34）It is electrically connected with.Above-mentioned coil device has the advantages that convenient dismounting.
Description
Technical field
The present invention relates to a kind of radio-frequency coil, more particularly to a kind of detachable and flexible radio frequency coil installed for composite insulator detection.
Background technology
Nuclear magnetic resonance is that material atom nuclear magnetic moment occurs energy level splitting in the presence of external magnetic field, and the physical phenomenon of energy level transition is produced in the presence of external RF field.Since finding nuclear magnetic resonance absorption phenomenon from nineteen forty-six American scientist Bloch, Purcell et al., nuclear magnetic resonance technique is obtained for unprecedented development in fields such as Wave Spectrum, medical imagings, has greatly promoted the progress of human society.
Nuclear magnetic resonance equipment using nuclear magnetic resonance technique includes high-field nuclear magnetic resonance equipment and low-field nuclear magnetic resonance equipment.Common high-field nuclear magnetic resonance equipment, such as nuclear magnetic resonance spectrometer, medical magnetic resonance imager etc. have the inferior positions such as bulky, heavy, poor mobility, make it in the Site Detection of actual sample（To the monitor in real time of patient's state of an illness）The application of aspect is restricted；Additionally, the sample of high-field nuclear magnetic resonance equipment must be placed in have a certain size closed magnet chamber in can be measured, this prevents high-field nuclear magnetic resonance from carrying out Non-Destructive Testing to the large sample with arbitrary shape.And low-field nuclear magnetic resonance equipment compensate for the deficiency of high-field nuclear magnetic resonance equipment with its opening, the portable, characteristic that can be measured to the sample with arbitrary shape, the advanced subject of nuclear magnetic resonance technique research has been increasingly becoming.
Either high-field nuclear magnetic resonance equipment, or low-field nuclear magnetic resonance equipment, in nuclear magnetic resonance, RF magnetic field is produced by radio-frequency coil.Radio-frequency coil has the effect for exciting and receiving NMR signal concurrently, i.e., the H cores of CF occur magnetic resonance in triggering sample under radio-frequency pulse effect, and the NMR signal for sensing is received after trigger pulse closing.According to nuclear magnetic resonance principle, the RF magnetic field B1 that radio-frequency coil is produced will meet claimed below：(1) the RF magnetic field B1 for producing is orthogonal in the magnetostatic field B0 that target area is needed with magnet structure is produced；(2) RF magnetic field is as far as possible uniform, to excite more samples to resonate；(3) the magnetic field intensity of RF magnetic field is as far as possible big, the NMR signal for receiving is tried one's best greatly.
Composite insulator is lightweight with its, high mechanical strength, and anti-pollution characteristic waits well premium properties, is widely used in ultra-high-tension power transmission line.However, with the sharp increase and the growth of hanging net operation time of composite insulator usage amount, the problem of aging of composite insulator is increasingly paid close attention to by operation power department.Because radio-frequency coil is frequently with the cyclic structure of closure, to form it into complete loops.But, the cyclic structure of this closure cannot pass through compound inslation plug when composite insulator is detected, therefore there is the defect with installation not easy to remove.
The content of the invention
In view of above-mentioned condition, it is necessary to the just detachable coil device for composite insulator detection for provide a kind of low cost, conveniently removing and installing.
To solve above-mentioned technical problem,A kind of just detachable coil device for composite insulator detection is provided,It is used to detect composite insulator,Including flexible PCB and radio-frequency coil,The flexible PCB is the helical structure being adapted with composite insulator profile,Including upper fracture and lower fracture,First make contact and the second contact point are respectively equipped with fracture and the lower fractured edge on described,The radio-frequency coil includes the first radio-frequency coil and the second radio-frequency coil,First radio-frequency coil and the second radio-frequency coil are fixed in the flexible PCB along the flexible PCB spiral respectively,Described first radio-frequency coil one end is electrically connected with the first make contact,The other end is extended with coil port in the lower incision position,Described second radio-frequency coil one end incision position on described is extended with coil port,Its other end is electrically connected with the second contact point of the lower incision position,Fracture and the lower incision position are respectively equipped with attachment means on described,Can be connected with each other the upper fracture and the lower fracture by attachment means,When the upper fracture and the lower fracture are connected,The first make contact and second contact point are electrically connected with.
In the above-mentioned just detachable coil device for composite insulator detection of the present invention, the attachment means include being respectively arranged on the VELCRO of the upper fracture and the lower fracture, and being mutually bonded by the VELCRO of the upper fracture and the lower fracture is electrically connected with the first make contact and second contact point.
In the above-mentioned just detachable coil device for composite insulator detection of the present invention, the attachment means include being respectively arranged on the adhesive tape or buckle of the upper fracture and the lower fracture, are mutually bonded by the adhesive tape or buckle of the upper fracture and the lower fracture, fasten and make the first make contact and second contact point electric connection.
In the above-mentioned just detachable coil device for composite insulator detection of the present invention, the first make contact and second contact point are respectively copper sheet.
Compared with prior art, the present invention has following significant technique effect：
(1), the present invention is conveniently removed and installed.Radio-frequency coil effectively can again be bonded or fastened by attachment means after removal, and not influence radio-frequency coil itself function.
(2), simple structure of the present invention, low cost, it is easy to accomplish, it is suitable to be widely popularized and applies.
Brief description of the drawings
Fig. 1 is just detachable coil device overlooking the structure diagram of the present invention for composite insulator detection.
Fig. 2 is just detachable coil device dimensional structure diagram of the present invention for composite insulator detection.
Fig. 3 is the structural representation that the present invention is fixed on composite insulator umbrella skirt for the just detachable coil device of composite insulator detection.
Specific embodiment
The just detachable coil device for composite insulator detection of the invention is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1 to Figure 3,A kind of just detachable coil device for composite insulator detection of the embodiment of the present invention,It is used to detect composite insulator 50,The present apparatus includes flexible PCB 10 and radio-frequency coil,Wherein flexible PCB 10 is the helical structure being adapted with the profile of composite insulator 50,Overall structure is annular helical structure,Fracture 12 and lower fracture 14 on the two ends of flexible PCB 10 include respectively,The contact point 34 of first make contact 32 and second is respectively equipped with the edge of upper fracture 12 and lower fracture 14,Radio-frequency coil includes the first radio-frequency coil 22 and the second radio-frequency coil 24,First radio-frequency coil 22 and the second radio-frequency coil 24 are fixed in flexible PCB 10 along the spiral of flexible PCB 10 respectively,The one end of first radio-frequency coil 22 is electrically connected with first make contact 32,The other end is extended with coil port 222 at lower fracture 14,The one end of second radio-frequency coil 24 is extended with coil port 242 at upper fracture 12,Its other end is electrically connected with the second contact point 34 at lower fracture 12,Attachment means 40 are respectively equipped with upper fracture 12 and lower fracture 14,Can be connected with each other upper fracture 12 and lower fracture 14 by attachment means 40,When upper fracture 12 and lower fracture 14 are connected,The contact point 34 of first make contact 32 and second is electrically connected with,Wherein,Coil port 222,242 are used to connect external matching circuit,By connecting external matching circuit,The first radio-frequency coil 22 and the second radio-frequency coil 24 is set mutually to be powered,After exciting current is injected,Electric current is by closed helical coil structure,And produce RF magnetic field in coil windings,Composite insulator is detected by RF magnetic field.
The present invention is in the just detachable coil device of composite insulator detection, the contact point 34 of first make contact 32 and second is respectively copper sheet or other conductive materials are made.
As shown in Figures 2 and 3, attachment means 40 include being respectively arranged on the VELCRO of fracture 12 and lower fracture 14, and being mutually bonded by the VELCRO of upper fracture 12 and lower fracture 14 is electrically connected with the contact point 34 of first make contact 32 and second.
Another embodiment of the invention is not use VELCRO, adhesive tape or buckle are set at upper fracture 12 and lower fracture 14 respectively, are mutually bonded by the adhesive tape or buckle of upper fracture 12 and lower fracture 14, are fastened and be electrically connected with the contact point 34 of first make contact 32 and second.
In the present invention, only has the exposed contact point 34 of first make contact 32 and second at the upper and lower fracture 12,14 of flexible PCB 10, when in use, the two ends of flexible PCB 10 are slightly mispositioned the plug that a segment distance is pulled open and is inserted in composite insulator 50, radio-frequency coil is set to be located on the full skirt of composite insulator 50, by the alignment of the two ends of flexible PCB 10, the contact point 34 of corresponding first make contact 32 and second is aligned, at the two ends of flexible PCB 10 by attachment means, complete helix loop construction is formed.In the present invention, also radio-frequency coil can be directly fixed on composite insulator umbrella skirt using adhesives such as glue, finally by the coil port matching connection circuit at radio-frequency coil two ends, after exciting current is injected, electric current produces RF magnetic field by closed helical coil structure in coil windings.
The shape of the radio-frequency coil in the present invention is not limited, and can be square, circular etc.；The material of coil can also be using other conductive materials such as aluminium.
Compared with prior art, the present invention has following significant technique effect：
(1), the present invention is conveniently removed and installed.Radio-frequency coil effectively can again be bonded or fastened by attachment means after removal, and not influence radio-frequency coil itself function.
(2), simple structure of the present invention, low cost, it is easy to accomplish, it is suitable to be widely popularized and applies.
The above, only it is presently preferred embodiments of the present invention, not make any formal limitation to the present invention, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, without departing from the scope of the present invention, when making a little change using the technology contents of the disclosure above or be modified to the Equivalent embodiments of equivalent variations, in every case it is without departing from technical solution of the present invention content, any simple modification made to above example according to technical spirit of the invention, equivalent variations and modification, still fall within the range of technical solution of the present invention.
Claims (4)
1. it is a kind of for composite insulator detection just detachable coil device, it is used to detect composite insulator（50）, it is characterised in that：Including flexible PCB（10）And radio-frequency coil, the flexible PCB（10）It is and composite insulator（50）The helical structure that profile is adapted, including upper fracture（12）With lower fracture（14）, the fracture on described（12）With the lower fracture（14）Edge is respectively equipped with first make contact（32）With the second contact point（34）, the radio-frequency coil include the first radio-frequency coil（22）With the second radio-frequency coil（24）, first radio-frequency coil（22）With the second radio-frequency coil（24）Respectively along the flexible PCB（10）Spiral is fixed at the flexible PCB（10）On, first radio-frequency coil（22）One end and the first make contact（32）It is electrically connected with, the other end is in the lower fracture（14）Place is extended with coil port（222）, second radio-frequency coil（24）One end fracture on described（12）Place is extended with coil port（242）, its other end and the lower fracture（12）Second contact point at place（34）It is electrically connected with, the fracture on described（12）With the lower fracture（14）Place is respectively equipped with attachment means（40）, by attachment means（40）The upper fracture can be made（12）With the lower fracture（14）It is connected with each other, the upper fracture（12）With the lower fracture（14）During connection, the first make contact（32）With second contact point（34）It is electrically connected with.
It is 2. as claimed in claim 1 to be used for the just detachable coil device that composite insulator is detected, it is characterised in that：The attachment means（40）Including being respectively arranged on the upper fracture（12）With the lower fracture（14）VELCRO, by the upper fracture（12）With the lower fracture（14）VELCRO be mutually bonded and make the first make contact（32）With second contact point（34）It is electrically connected with.
It is 3. as claimed in claim 1 to be used for the just detachable coil device that composite insulator is detected, it is characterised in that：The attachment means（40）Including being respectively arranged on the upper fracture（12）With the lower fracture（14）Adhesive tape or buckle, by the upper fracture（12）With the lower fracture（14）Adhesive tape or buckle be mutually bonded, fasten and make the first make contact（32）With second contact point（34）It is electrically connected with.
It is 4. as claimed in claim 1 to be used for the just detachable coil device that composite insulator is detected, it is characterised in that：The first make contact（32）With second contact point（34）Respectively copper sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510843830.5A CN106802358B (en) | 2015-11-26 | 2015-11-26 | Easy-to-detach radio frequency coil device for detecting composite insulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510843830.5A CN106802358B (en) | 2015-11-26 | 2015-11-26 | Easy-to-detach radio frequency coil device for detecting composite insulator |
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| CN106802358A true CN106802358A (en) | 2017-06-06 |
| CN106802358B CN106802358B (en) | 2023-06-30 |
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| CN201510843830.5A Active CN106802358B (en) | 2015-11-26 | 2015-11-26 | Easy-to-detach radio frequency coil device for detecting composite insulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109044573A (en) * | 2018-08-31 | 2018-12-21 | 东北电力大学 | wearable bone stress real-time monitoring system |
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| EP1239297A2 (en) * | 2001-03-09 | 2002-09-11 | Bruker Biospin Corp. | Planar NMR coils with localized field-generating and capacitive elements |
| US20020186114A1 (en) * | 1999-02-26 | 2002-12-12 | Memscap | Inductor for integrated circuit |
| CN1910468A (en) * | 2004-01-14 | 2007-02-07 | 皇家飞利浦电子股份有限公司 | RF trap tuned by selectively inserting electrically conductive tuning elements |
| US20070262777A1 (en) * | 2004-09-16 | 2007-11-15 | Koninklijke Philips Electronics N.V. | Magnetic Resonance Receive Coils with Compact Inductive Components |
| CN102735706A (en) * | 2012-07-18 | 2012-10-17 | 重庆大学 | Nuclear magnetic resonance sensor used for nondestructive aging resonance of umbrella skirt of composite insulator |
| CN203277375U (en) * | 2013-05-30 | 2013-11-06 | 江阴长电先进封装有限公司 | Novel wafer level silicon substrate radio frequency inductance structure |
| CN103456592A (en) * | 2012-05-31 | 2013-12-18 | 中微半导体设备(上海)有限公司 | Plasma processing device and inductive coupling coil thereof |
| CN104253298A (en) * | 2013-06-27 | 2014-12-31 | 佳邦科技股份有限公司 | Antenna structure |
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2015
- 2015-11-26 CN CN201510843830.5A patent/CN106802358B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5594339A (en) * | 1995-07-11 | 1997-01-14 | Picker International, Inc. | Flexible nuclear magnetic resonance receiver coils and systems |
| US6169399B1 (en) * | 1996-12-02 | 2001-01-02 | The Trustees Of Columbia University In The City Of New York | Multiple resonance superconducting probe |
| US20020186114A1 (en) * | 1999-02-26 | 2002-12-12 | Memscap | Inductor for integrated circuit |
| EP1239297A2 (en) * | 2001-03-09 | 2002-09-11 | Bruker Biospin Corp. | Planar NMR coils with localized field-generating and capacitive elements |
| CN1910468A (en) * | 2004-01-14 | 2007-02-07 | 皇家飞利浦电子股份有限公司 | RF trap tuned by selectively inserting electrically conductive tuning elements |
| US20070262777A1 (en) * | 2004-09-16 | 2007-11-15 | Koninklijke Philips Electronics N.V. | Magnetic Resonance Receive Coils with Compact Inductive Components |
| CN103456592A (en) * | 2012-05-31 | 2013-12-18 | 中微半导体设备(上海)有限公司 | Plasma processing device and inductive coupling coil thereof |
| CN102735706A (en) * | 2012-07-18 | 2012-10-17 | 重庆大学 | Nuclear magnetic resonance sensor used for nondestructive aging resonance of umbrella skirt of composite insulator |
| CN203277375U (en) * | 2013-05-30 | 2013-11-06 | 江阴长电先进封装有限公司 | Novel wafer level silicon substrate radio frequency inductance structure |
| CN104253298A (en) * | 2013-06-27 | 2014-12-31 | 佳邦科技股份有限公司 | Antenna structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109044573A (en) * | 2018-08-31 | 2018-12-21 | 东北电力大学 | wearable bone stress real-time monitoring system |
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| CN106802358B (en) | 2023-06-30 |
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