CN103325458A - High-frequency coil shielding wrapping tape structure - Google Patents
High-frequency coil shielding wrapping tape structure Download PDFInfo
- Publication number
- CN103325458A CN103325458A CN2013101973988A CN201310197398A CN103325458A CN 103325458 A CN103325458 A CN 103325458A CN 2013101973988 A CN2013101973988 A CN 2013101973988A CN 201310197398 A CN201310197398 A CN 201310197398A CN 103325458 A CN103325458 A CN 103325458A
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- China
- Prior art keywords
- metal forming
- heart yearn
- folding portion
- curtain
- conducting face
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- 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.)
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- Curtains And Furnishings For Windows Or Doors (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention relates to a high-frequency coil shielding wrapping tape structure which wraps a core wire. The high-frequency coil shielding wrapping tape structure is of a spiral structure, a shielding foil winds the core wire in a spiral mode to form the spiral structure, the spiral structure is composed of a plurality of circles of spiral elements, Mylar and metal foils are adhered to each other to form the shielding foil, the shielding foil comprises body portions and folded portions, a first overlapping conducting face is formed on each body portion, a second overlapping conducting face is formed on each folded portion, the first overlapping conducting face on each body portion in any circle of spiral element and the second overlapping conducting face on each folded portion of any other circle of spiral element are connected in an overlapped mode to form an overlapping portion, the metal foil in each first overlapping conducting face makes contact with the metal foil in each second overlapping conducting face in each overlapping portion. The body portions and the folded portions are arranged on the shielding foil, therefore, the metal foils are connected and make contact with one another in each overlapping portion among the spiral elements, signals in the shielding foil can be directly transmitted from the former circle of spiral elements to the later circle of spiral elements in the transmitting process, and the influence of a discontinuous face of a shielding layer on high-frequency signals is reduced.
Description
Technical field
The present invention relates to a kind of high-frequency line shielding band structure, specifically, relate to a kind of discontinuity surface of screen that reduces to a kind of high-frequency line shielding band structure of the impact of the high-frequency signal in the heart yearn.
Background technology
In the prior art, the screen of high frequency cable adopts banded curtain wrapped outside heart yearn and form spirally usually, shown in accompanying drawing 1 and accompanying drawing 2.Wherein, curtain is drawn with metal forming by the wheat of binding mutually and consists of.Wrapped outside heart yearn the time when curtain, the helicoidal structure of its formation can form the overlapping region at the joining places of two adjacent circles.In this overlapping region, the double layer of metal paper tinsel is drawn by one deck wheat to be separated, thereby forms an electric capacity.When having signal to transmit in the screen, this signal is through the overlapping region time, owing to not having conducting between the surfaces externally and internally (being the one side of metal forming and the one side that wheat is drawn) of curtain, so that the signal in the curtain jumps to a rear circle spiral by last circle spiral and transmits, or transmit along spiral surrounding heart yearn one week, can the high-frequency signal in the heart yearn be had a negative impact like this.
Summary of the invention
The purpose of this invention is to provide a kind of discontinuity surface of screen that can reduce to a kind of high-frequency line shielding band structure of the impact of the high-frequency signal in the heart yearn.
For achieving the above object, the technical solution used in the present invention is:
A kind of high-frequency line shielding band structure, the heart yearn that is coated on high-frequency line forms screen outward, described high-frequency line shielding band structure for by continuous band-shaped curtain along the axis direction of the described heart yearn wrapped helical structure that outside described heart yearn, forms of helical form from front to back, described helical structure is joined end to end successively by multi-turn and consists of around the helical element in described one week of heart yearn, on the adjacent helical element along the edge overlaid of the length direction of described curtain and consist of spiral helicine lap, described curtain comprises Mai La and is bonding on the lip-deep metal forming that described wheat is drawn, has the turn-line along its length direction on the described curtain, described curtain comprises the body that is positioned at described turn-line one side and the folding portion that is positioned at described turn-line opposite side, and described folding portion is drawn to draw with the wheat of described body along described turn-line turnover to its wheat and fitted; Form the first overlapping conducting face that extends along the length direction of described curtain on the metal forming of described body, form the second overlapping conducting face that extends along the length direction of described curtain on the metal forming of described folding portion, the second overlapping conducting face overlaid on the folding portion in the first overlapping conducting face on the described body in the described helical element of arbitrary circle and another described helical element adjacent with this described helical element is connected and forms described lap, in the described lap, the metal forming at described the first overlapping conducting face place contacts with the metal forming at described the second overlapping conducting face place.
Preferably, the width of described folding portion is less than the width of described body.
Preferably, the metal forming of described body inwardly and the metal forming of or described folding portion outside near the metal forming of described heart yearn, described folding portion inwardly and outside near the metal forming of described heart yearn, described body;
When the metal forming of described body inwardly and when outside near the metal forming of described heart yearn, described folding portion, described turn-line is towards the rear of the axis direction of described heart yearn;
When the metal forming of described folding portion inwardly and when outside near the metal forming of described heart yearn, described body, described turn-line is towards the place ahead of the axis direction of described heart yearn.
Preferably, described heart yearn comprises that a holding wire or two parallel the holding wire of setting or the holding wire of two pair twists.
Because technique scheme is used, the present invention compared with prior art has following advantages: the present invention is provided with body and folding portion at curtain, so that this curtain is wrapped outside heart yearn the time, between the adjacent two circle helical elements in lap, metal forming forms contact and connects, when signal transmits in curtain, it can directly be passed to a rear circle helical element by last circle helical element and need not jump or around transmission, reach the discontinuity surface of reduction screen to the purpose of the impact of the high-frequency signal in the heart yearn.
Description of drawings
Accompanying drawing 1 is the structural representation of prior art medium-high frequency line shielding band structure.
Accompanying drawing 3 is the structural representation that a kind of high-frequency line of the embodiment one of a kind of high-frequency line shielding band structure of the present invention shields the band structure.
Accompanying drawing 4 is the structure cross-sectional schematic that a kind of high-frequency line of the embodiment one of a kind of high-frequency line shielding band structure of the present invention shields the band structure.
Accompanying drawing 5 is the structural representation that a kind of high-frequency line of the embodiment two of a kind of high-frequency line shielding band structure of the present invention shields the band structure.
Accompanying drawing 6 is the structure cross-sectional schematic that a kind of high-frequency line of the embodiment two of a kind of high-frequency line shielding band structure of the present invention shields the band structure.
Accompanying drawing 7 is looked schematic diagram for the master of the curtain that a kind of high-frequency line shielding band structure of the present invention adopts.
Accompanying drawing 8 is the A-A schematic cross-section of the curtain of a kind of high-frequency line shielding band structure of the present invention employing.
In the above accompanying drawing: 1, heart yearn; 2, screen; 4, curtain; 5, body; 6, folding portion; 7, wheat is drawn; 8, metal forming; 9, the first overlapping conducting face; 10, lap; 11, the second overlapping conducting face; 12, turn-line.
Embodiment
The invention will be further described below in conjunction with embodiment shown in the drawings.
Embodiment one: shown in accompanying drawing 3 and accompanying drawing 4.
A kind of high-frequency line shielding band structure, the heart yearn 1 that is coated on high-frequency line forms screen 2 outward.Wherein, heart yearn 1 is a holding wire or two holding wires, when it adopts two holding wires, both can be two holding wires that parallel setting, also can be the holding wire of two pair twists.Every holding wire consists of by the conductor insulating barrier outer with being coated on conductor.
This high-frequency line shielding band structure be that (end that defines on the axis direction of heart yearn 1 is " front " from front to back along the axis direction of heart yearn 1 by continuous band-shaped curtain 4, corresponding to the left side in accompanying drawing 3 and the accompanying drawing 4, and the other end is " afterwards ", corresponding to the right side in accompanying drawing 3 and the accompanying drawing 4) helical form is wrapped outside heart yearn 1 and the helical structure that forms.This helical structure is joined end to end successively by multi-turn and the helical element in 1 one weeks of wound core line consists of, length direction along curtain 4 on the adjacent helical element (defines on the banded curtain 4, the direction at long place, limit is its length direction, and the direction at shorter place, limit is its Width) the edge overlaid consist of spiral helicine lap 10.
Concrete, shown in accompanying drawing 7 and accompanying drawing 8, curtain 4 draws 7 and be bonding on wheat and draw a lip-deep metal forming 8 of 7 to consist of by wheat.Have the turn-line 12 along its length direction on the curtain 4, curtain 4 comprises the body 5 that is positioned at turn-line 12 1 sides and is positioned at the folding portion 6 of turn-line 12 opposite sides, and folding portion 6 draws 7 to draw 7 to fit with the wheat of body 5 along turn-line 12 turnover to its wheats.Metal forming 8 at body 5 forms the first overlapping conducting face 9 that extends along the length direction of curtain 4, metal forming 8 in folding portion 6 forms the second overlapping conducting face 11 that extends along the length direction of curtain 4, and the width of folding portion 6 is less than the width of body 5.
The second overlapping conducting face 11 overlaids on the folding portion 6 in the first overlapping conducting face 9 on the body 5 in arbitrary circle helical element and another helical element adjacent with this helical element are connected and form lap 10.In the lap 10, the metal forming 8 at the first overlapping conducting face 9 places contacts with the metal forming 8 at the second overlapping conducting face 11 places.
In the present embodiment, when lapped shielding layer 2, metal forming on the body 58 is inwardly and near heart yearn 1, and the metal forming 8 on the folding portion 6 outwardly.At this moment, should make turn-line 12 carry out wrapped towards the rear of the axis direction of heart yearn 1.And in the present embodiment, the width of lap 10 is less than the width of folding portion 6.
The screen 2 of wrapped formation, in its arbitrary circle helical element, because the metal forming 8 on the body 5 is the one that link to each other with the metal forming 8 on the folding portion 6 at turn-line 12 places, and the metal forming on the folding portion 68 also with rear one the circle helical element in body 5 on metal forming 8 contact, thereby the metallic shield of complete connects, so that signal need not when transmitting to jump or around transmission, thereby reduce the discontinuity surface of screen 2 to the impact of high-frequency signal in curtain 4.
Embodiment two: shown in accompanying drawing 5 and accompanying drawing 6, and a kind of high-frequency line shielding band structure, the heart yearn 1 that is coated on high-frequency line forms screen 2 outward.The difference of itself and embodiment one is: the metal forming 8 on the folding portion 6 is inwardly outwards carried out wrapped near the metal forming 8 on heart yearn, the body 5.At this moment, turn-line 12 is towards the place ahead of the axis direction of heart yearn 1.And in the present embodiment, the width of lap 10 is greater than the width of folding portion 6.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (4)
1. a high-frequency line shields the band structure, the heart yearn that is coated on high-frequency line forms screen outward, described high-frequency line shielding band structure for by continuous band-shaped curtain along the axis direction of the described heart yearn wrapped helical structure that outside described heart yearn, forms of helical form from front to back, described helical structure is joined end to end successively by multi-turn and consists of around the helical element in described one week of heart yearn, on the adjacent helical element along the edge overlaid of the length direction of described curtain and consist of spiral helicine lap, described curtain comprises Mai La and is bonding on the lip-deep metal forming that described wheat is drawn, it is characterized in that: have the turn-line along its length direction on the described curtain, described curtain comprises the body that is positioned at described turn-line one side and the folding portion that is positioned at described turn-line opposite side, and described folding portion is drawn to draw with the wheat of described body along described turn-line turnover to its wheat and fitted; Form the first overlapping conducting face that extends along the length direction of described curtain on the metal forming of described body, form the second overlapping conducting face that extends along the length direction of described curtain on the metal forming of described folding portion, the second overlapping conducting face overlaid on the folding portion in the first overlapping conducting face on the described body in the described helical element of arbitrary circle and another described helical element adjacent with this described helical element is connected and forms described lap, in the described lap, the metal forming at described the first overlapping conducting face place contacts with the metal forming at described the second overlapping conducting face place.
2. a kind of high-frequency line according to claim 1 shields the band structure, and it is characterized in that: the width of described folding portion is less than the width of described body.
3. a kind of high-frequency line shielding band structure according to claim 2 is characterized in that: the metal forming of described body inwardly and the metal forming of or described folding portion outside near the metal forming of described heart yearn, described folding portion inwardly and outside near the metal forming of described heart yearn, described body;
When the metal forming of described body inwardly and when outside near the metal forming of described heart yearn, described folding portion, described turn-line is towards the rear of the axis direction of described heart yearn;
When the metal forming of described folding portion inwardly and when outside near the metal forming of described heart yearn, described body, described turn-line is towards the place ahead of the axis direction of described heart yearn.
4. a kind of high-frequency line shielding band structure according to claim 1 is characterized in that: described heart yearn comprises that a holding wire or two parallel the holding wire of setting or the holding wire of two pair twists.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101973988A CN103325458A (en) | 2013-05-24 | 2013-05-24 | High-frequency coil shielding wrapping tape structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101973988A CN103325458A (en) | 2013-05-24 | 2013-05-24 | High-frequency coil shielding wrapping tape structure |
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| Publication Number | Publication Date |
|---|---|
| CN103325458A true CN103325458A (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101973988A Pending CN103325458A (en) | 2013-05-24 | 2013-05-24 | High-frequency coil shielding wrapping tape structure |
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| CN (1) | CN103325458A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943271A (en) * | 2014-04-21 | 2014-07-23 | 杭州东兴电讯材料有限公司 | Connector structure of cable aluminum foil tape and cable aluminum foil tape connecting method |
| CN109742501A (en) * | 2019-01-21 | 2019-05-10 | 乐庭电线工业（惠州）有限公司 | High frequency data transfer line |
| CN110581461A (en) * | 2019-09-17 | 2019-12-17 | 资阳中车电气科技有限公司 | Rail transit cable shielding layer overturning tool and using method thereof |
| CN114824961A (en) * | 2022-04-01 | 2022-07-29 | 翔耀电子(深圳)有限公司 | Wire end connector assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0337719U (en) * | 1989-08-24 | 1991-04-11 | ||
| CN1367930A (en) * | 1999-06-18 | 2002-09-04 | 贝尔顿电报电缆公司 | High performance data cable |
| CN102237156A (en) * | 2010-04-08 | 2011-11-09 | 住友电气工业株式会社 | Shielded cable |
| CN102696078A (en) * | 2010-01-06 | 2012-09-26 | 佳能株式会社 | Shielded cable |
| CN202584914U (en) * | 2010-12-21 | 2012-12-05 | 日立电线株式会社 | Differential signal cable |
| CN203276924U (en) * | 2013-05-24 | 2013-11-06 | 贸联电子(昆山)有限公司 | High-frequency wire shielding wrapping band structure |
-
2013
- 2013-05-24 CN CN2013101973988A patent/CN103325458A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0337719U (en) * | 1989-08-24 | 1991-04-11 | ||
| CN1367930A (en) * | 1999-06-18 | 2002-09-04 | 贝尔顿电报电缆公司 | High performance data cable |
| CN102696078A (en) * | 2010-01-06 | 2012-09-26 | 佳能株式会社 | Shielded cable |
| CN102237156A (en) * | 2010-04-08 | 2011-11-09 | 住友电气工业株式会社 | Shielded cable |
| CN202584914U (en) * | 2010-12-21 | 2012-12-05 | 日立电线株式会社 | Differential signal cable |
| CN203276924U (en) * | 2013-05-24 | 2013-11-06 | 贸联电子(昆山)有限公司 | High-frequency wire shielding wrapping band structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943271A (en) * | 2014-04-21 | 2014-07-23 | 杭州东兴电讯材料有限公司 | Connector structure of cable aluminum foil tape and cable aluminum foil tape connecting method |
| CN103943271B (en) * | 2014-04-21 | 2016-03-23 | 杭州东兴电讯材料有限公司 | A kind of joint design of cable aluminum foil band and aluminium foil strip connecting method thereof |
| CN109742501A (en) * | 2019-01-21 | 2019-05-10 | 乐庭电线工业（惠州）有限公司 | High frequency data transfer line |
| CN110581461A (en) * | 2019-09-17 | 2019-12-17 | 资阳中车电气科技有限公司 | Rail transit cable shielding layer overturning tool and using method thereof |
| CN114824961A (en) * | 2022-04-01 | 2022-07-29 | 翔耀电子(深圳)有限公司 | Wire end connector assembly |
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Application publication date: 20130925 |