CN106501648A - A kind of improved search coil - Google Patents
A kind of improved search coil Download PDFInfo
- Publication number
- CN106501648A CN106501648A CN201610986696.9A CN201610986696A CN106501648A CN 106501648 A CN106501648 A CN 106501648A CN 201610986696 A CN201610986696 A CN 201610986696A CN 106501648 A CN106501648 A CN 106501648A
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- Prior art keywords
- search coil
- cavity
- location hole
- framework
- plate
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- 239000003990 capacitor Substances 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims description 3
- 208000031481 Pathologic Constriction Diseases 0.000 claims 1
- 210000001215 vagina Anatomy 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kind of improved search coil，Search coil framework (9) including integral structure、It is separately positioned on the search coil barricade (10) of search coil framework (9) width both sides、And search coil waveguide pipe (13)，Receiving cavity is provided with search coil framework (9)，Tunable capacitor (12) and search coil skeleton (11) is provided with the receiving cavity，Tunable capacitor (12) one end is fixed on the front end-plate (9 3) of search coil framework (9) and the other end extends to the receiving cavity，Search coil skeleton (11) one end is fixed on the end plate (9 4) of search coil framework (9) and the other end extends to the receiving cavity，Search coil waveguide pipe (13) one end is fixed on the front end-plate (9 3) above and the other end extends to described search coil framework (9) outside.The search coil that the present invention is provided, simple structure can improve the shield effectiveness of coil.
Description
Technical field
The present invention relates to a kind of improved search coil.
Background technology
Currently used for the search coil of detectable signal, structure is typically formed by four pieces of aluminium block assembly and connections, one side work
Skill making is relatively complicated, and on the other hand assembling assembling is complex, secondly because screw linking in many places causes signal shielding effect
Slightly affect, as assembling screw is using 304 rustless steels, a small amount of impact is also had on magnetic field.
In addition existing probe coil structure is slightly affected on resonance point in tuning, matching process, when resonance matching takes
Between longer, improvement was carried out to processing skill of probe coil etc. for problems.The present invention is therefore.
Content of the invention
The problems referred to above are based on, it is an object of the present invention to provide a kind of improved search coil, its simple structure, reduce splicing seams
Gap causes the situation that signal is revealed, and improves the shield effectiveness of coil.
In order to solve the problems of the prior art, the technical scheme that the present invention is provided is：
A kind of improved search coil, search coil framework including integral structure, is separately positioned on the detection line
The search coil barricade of circle frame width both sides and search coil waveguide pipe, are provided with accommodating chamber in the search coil framework
Body, is provided with tunable capacitor and search coil skeleton in the receiving cavity, described tunable capacitor one end is fixed on the detection line
On the front end-plate of ring box frame and the other end extends to the receiving cavity, described search coil skeleton one end is fixed on the detection
On the end plate of magazine and the other end extends to the receiving cavity, described search coil waveguide pipe one end is fixed on described
On front end-plate and the other end is extended to outside the search coil framework.
In some embodiments wherein, the receiving cavity includes the first cavity and the second cavity, first chamber
Spaced by dividing plate between body and second cavity, the tunable capacitor is arranged in first cavity, the spy
Survey line ring framework is arranged in second cavity.
In some embodiments wherein, the length of the front end-plate is more than the end plate.
In some embodiments wherein, the end plate of the search coil framework is provided with search coil framework location
Hole, the rear portion of the end plate are provided with search coil skeleton hold-down bars, and the search coil hold-down bars passes through the search coil
Framework location hole is threadedly coupled with the search coil skeleton.
In some embodiments wherein, the search coil location hole includes the first location hole that arranges in front and back and
Two location holes, the aperture of first location hole are less than second location hole, and the search coil skeleton hold-down bars includes the
One fixed part and the second fixed part, first fixed part are matched with first location hole, second fixed part and institute
State the second location hole to match, the end of the search coil skeleton is provided with the screwed hole of the first fixed part coupling.
Compared with prior art, it is an advantage of the invention that：
1st, technical scheme is adopted, using the search coil framework of integral structure, is reduced and is led because splicing gap
The signal leak case of cause, improves the shield effectiveness of coil, facilitates the installation of search coil, improve production efficiency；
2nd, using the further technical scheme of the present invention, tunable capacitor and search coil skeleton are arranged on different cavitys
Interior, it is to avoid impact of the search coil in tuning, matching process to resonance point, coil tuning coupling are more convenient；
3rd, using the further technical scheme of the present invention, search coil skeleton is fixed on by spy by search coil hold-down bars
On test coil framework, easy installation and removal.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to using needed for embodiment description
Accompanying drawing be briefly described, drawings in the following description are only some embodiments of the present invention, for the common skill in this area
For art personnel, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the structural representation of search coil in prior art；
Fig. 2 is a kind of structural representation of improved search coil embodiment of the present invention；
Fig. 3 removes the structural representation of side search coil barricade for the embodiment of the present invention；
A-A sectional views of the Fig. 4 for Fig. 3；
Wherein：
1st, search coil header board；
2nd, search coil back plate；
3rd, search coil side plate；
4th, search coil barricade；
5th, search coil skeleton；
6th, air-conditioning electric capacity；
7th, search coil waveguide pipe；
8th, search coil hold-down bars；8-1, the first fixed part；8-2, the second fixed part；
9th, search coil framework；9-1, the first cavity；9-2, the second cavity；9-3, front end-plate；9-4, end plate；9-5, spy
Test coil framework location hole；9-5a, the first location hole；9-5b, the second location hole；9-6, dividing plate；
10th, search coil barricade；
11st, search coil skeleton；11-1, internal thread hole；
12nd, tunable capacitor；
13rd, search coil waveguide pipe.
Specific embodiment
Such scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The present invention and be not limited to limit the scope of the present invention.The implementation condition adopted in embodiment can be done according to the condition of concrete producer
Further adjust, not marked implementation condition is usually the condition in normal experiment.
Referring to Fig. 1, it is the structural representation of search coil in prior art, which includes search coil header board 1, search coil
Back plate 2, two pieces of search coil side plates 3, search coil barricade 4, search coil skeleton 5, tunable capacitor 6 and search coil guided waves
Pipe 7, search coil header board 1, search coil back plate 2 and two blocks of search coil side plates 3 are sequentially connected and are formed a holding tank, adjustable
6 one end of electric capacity is fixed on search coil header board 1 and the other end is extended in holding tank, the two ends difference of search coil skeleton 5
Extruding is fixed on search coil header board 1 and search coil back plate 2, on detection packing ring header board 1 and search coil back plate 2 respectively
The counterbore mated with search coil skeleton 5 is provided with, search coil barricade 4 is fixed on the both sides for accommodating channel opening, search coil
Waveguide pipe 7 is fixed on search coil header board 1 and extends to outside holding tank.
Referring to Fig. 2-4, it is the structural representation of the embodiment of the present invention, there is provided a kind of improved search coil, including one
Change structure search coil framework 9, be separately positioned on 9 width both sides of search coil framework search coil barricade 10,
And search coil waveguide pipe 13, receiving cavity is provided with search coil framework 9, be provided with tunable capacitor 12 and visit in receiving cavity
Survey line ring framework 11, wherein 12 one end of tunable capacitor is fixed on the front end-plate 9-3 of search coil framework 9 and the other end is extended to
In receiving cavity, 11 one end of search coil skeleton is fixed on the end plate 9-4 of search coil framework 9 and the other end extends to appearance
Receive in cavity, the length of front end-plate 9-3 is more than the length of end plate 9-4, and 13 one end of search coil waveguide pipe is fixed on front end-plate
9-3 is upper and the other end is extended to outside search coil framework 9.
In order to further optimize the implementation result of the present invention, it is to avoid search coil is in tuning, matching process to resonance point
Impact receiving cavity is set to the first cavity 9-1 and the second cavity 9-2, pass through between the first cavity 9-1 and the second cavity 9-2
Dividing plate 9-6 is spaced, and tunable capacitor 6 is arranged in the first cavity 9-1, and search coil skeleton 5 is arranged on the second cavity 9-2
Interior.
In order to further optimize the implementation result of the present invention, facilitate the installation of search coil skeleton 11, in search coil frame
The end plate 9-4 of frame 9 is provided with search coil framework location hole 9-5, is provided with search coil skeleton at the rear portion of end plate 9-4 solid
Determine rod 8, search coil skeleton hold-down bars 8 is threadedly coupled through search coil framework location hole 9-5 with search coil skeleton 11.
Specifically, search coil framework location hole 9-5 includes the first location hole 9-5a for arranging in front and back and the second location hole
The aperture of 9-5b, the first location hole 9-5a is less than the second location hole 9-5b, and search coil skeleton hold-down bars 8 includes the first fixed part
8-1 and the second fixed part 8-2, wherein the first fixed part 8-1 and the first location hole 9-5a match, the second fixed part 8-2 and
Two location hole 9-5b match, and are provided with the internal thread hole 11- mated with the first fixed part 8-1 in the end of search coil skeleton 11
1.
Examples detailed above technology design only to illustrate the invention and feature, its object is to allow the person skilled in the art be
Will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.All smart according to the present invention
Equivalent transformation or modification that refreshing essence is done, should all be included within the scope of the present invention.
Claims (5)
1. a kind of improved search coil, it is characterised in that：Search coil framework (9) including integral structure, it is respectively provided with
In search coil barricade (10) and the search coil waveguide pipe (13) of search coil framework (9) width both sides, the spy
Receiving cavity is provided with test coil framework (9), tunable capacitor (12) and search coil skeleton (11) in the receiving cavity, is provided with,
Tunable capacitor (12) one end is fixed on the front end-plate (9-3) of search coil framework (9) and the other end is to the appearance
Cavity of receiving extends, search coil skeleton (11) one end be fixed on search coil framework (9) end plate (9-4) upper and
The other end extends to the receiving cavity, search coil waveguide pipe (13) one end be fixed on the front end-plate (9-3) upper and
It is outside that the other end extends to described search coil framework (9).
2. improved search coil according to claim 1, it is characterised in that：The receiving cavity includes the first cavity
(9-1) He the second cavity (9-2), passes through dividing plate (9-6) phase between the first cavity (9-1) and second cavity (9-2)
Mutually it is spaced, tunable capacitor (12) are arranged in the first cavity (9-1), and search coil skeleton (11) are arranged on institute
State in the second cavity (9-2).
3. improved search coil according to claim 1 and 2, it is characterised in that：The length of front end-plate (9-3) is big
In the end plate (9-4).
4. improved search coil according to claim 3, it is characterised in that：The rear end of search coil framework (9)
Plate is provided with search coil framework location hole (9-5), and the rear portion of end plate (9-4) is provided with search coil skeleton hold-down bars (8),
Described search coil hold-down bars (8) pass through search coil framework location hole (9-5) and search coil skeleton (11) spiral shell
Stricture of vagina connects.
5. improved search coil according to claim 4, it is characterised in that：Search coil location hole (9-5) is wrapped
The first location hole (9-5a) and the second location hole (9-5b) that arranges in front and back is included, the aperture of the first location hole (9-5a) is less than
Second location hole (9-5b), described search coil skeleton hold-down bars (8) include the first fixed part (8-1) and the second fixed part
(8-2), the first fixed part (8-1) is matched with the first location hole (9-5a), the second fixed part (8-2) and institute
State the second location hole (9-5b) to match, the end of search coil skeleton (11) is provided with the first fixed part (8-1)
The screwed hole (11-1) that matches somebody with somebody.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610986696.9A CN106501648A (en) | 2016-11-09 | 2016-11-09 | A kind of improved search coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610986696.9A CN106501648A (en) | 2016-11-09 | 2016-11-09 | A kind of improved search coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106501648A true CN106501648A (en) | 2017-03-15 |
Family
ID=58323517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610986696.9A Pending CN106501648A (en) | 2016-11-09 | 2016-11-09 | A kind of improved search coil |
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| Country | Link |
|---|---|
| CN (1) | CN106501648A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0557026A2 (en) * | 1992-02-19 | 1993-08-25 | B&D LIQUIDATION CORP | A search coil frame assembly for metal detectors and method for making same |
| CN101191837A (en) * | 2006-11-23 | 2008-06-04 | 林新达 | Signal detecting device for automatic door control system |
| JP2009271042A (en) * | 2008-05-07 | 2009-11-19 | Etsuo Ban | Probe for continuous wave hf band magnetic resonance apparatus detector |
| CN101770003A (en) * | 2009-01-06 | 2010-07-07 | 上海纽迈电子科技有限公司 | Variable temperature probe capable of being applied in low-field nuclear magnetic resonance apparatus |
| CN102760552A (en) * | 2012-08-06 | 2012-10-31 | 株洲南车机电科技有限公司 | Novel air reactor with taps |
| CN203812713U (en) * | 2014-04-23 | 2014-09-03 | 南通东源互感器制造有限公司 | Dynamic coil mutual inductor |
| CN104898078A (en) * | 2015-06-05 | 2015-09-09 | 东南大学 | Miniature solenoid coil probe and manufacturing method thereof |
| CN204927035U (en) * | 2015-08-27 | 2015-12-30 | 鲁特电工股份有限公司 | Cast -resin type transformer low voltage coil and positioning mechanism unshakable in one's determination |
| CN105428799A (en) * | 2015-11-11 | 2016-03-23 | 威海北洋电气集团股份有限公司 | Radio-frequency antenna |
| CN206248739U (en) * | 2016-11-09 | 2017-06-13 | 苏州纽迈分析仪器股份有限公司 | A kind of improved search coil |
-
2016
- 2016-11-09 CN CN201610986696.9A patent/CN106501648A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0557026A2 (en) * | 1992-02-19 | 1993-08-25 | B&D LIQUIDATION CORP | A search coil frame assembly for metal detectors and method for making same |
| CN101191837A (en) * | 2006-11-23 | 2008-06-04 | 林新达 | Signal detecting device for automatic door control system |
| JP2009271042A (en) * | 2008-05-07 | 2009-11-19 | Etsuo Ban | Probe for continuous wave hf band magnetic resonance apparatus detector |
| CN101770003A (en) * | 2009-01-06 | 2010-07-07 | 上海纽迈电子科技有限公司 | Variable temperature probe capable of being applied in low-field nuclear magnetic resonance apparatus |
| CN102760552A (en) * | 2012-08-06 | 2012-10-31 | 株洲南车机电科技有限公司 | Novel air reactor with taps |
| CN203812713U (en) * | 2014-04-23 | 2014-09-03 | 南通东源互感器制造有限公司 | Dynamic coil mutual inductor |
| CN104898078A (en) * | 2015-06-05 | 2015-09-09 | 东南大学 | Miniature solenoid coil probe and manufacturing method thereof |
| CN204927035U (en) * | 2015-08-27 | 2015-12-30 | 鲁特电工股份有限公司 | Cast -resin type transformer low voltage coil and positioning mechanism unshakable in one's determination |
| CN105428799A (en) * | 2015-11-11 | 2016-03-23 | 威海北洋电气集团股份有限公司 | Radio-frequency antenna |
| CN206248739U (en) * | 2016-11-09 | 2017-06-13 | 苏州纽迈分析仪器股份有限公司 | A kind of improved search coil |
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Application publication date: 20170315 |