CN207602503U - A kind of silver-bearing copper composite band - Google Patents
A kind of silver-bearing copper composite band Download PDFInfo
- Publication number
- CN207602503U CN207602503U CN201721751741.9U CN201721751741U CN207602503U CN 207602503 U CN207602503 U CN 207602503U CN 201721751741 U CN201721751741 U CN 201721751741U CN 207602503 U CN207602503 U CN 207602503U
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- silver
- composite band
- bearing copper
- copper composite
- oxygen
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Abstract
The utility model is related to a kind of silver-bearing copper composite band, the thickness of silver-bearing copper composite band is 0.1~0.3mm, and width is 2.9~4.0mm, and the width-thickness ratio of silver-bearing copper composite band is less than 30:1, silver-bearing copper composite band by combination inner core and be covered in combination core surface silver coating form, the thickness of silver coating is 0.02~0.08mm, the combination inner core includes fine silver portion and oxygen-free copper portion, oxygen-free copper portion is distributed in the both sides in fine silver portion, the width in fine silver portion is the 1/4 of the compound bandwidth of silver-bearing copper, and the both sides of the edge in oxygen-free copper portion are evenly distributed with multiple semi-circular recesses along its length.The silver-bearing copper composite band of the utility model can substitute pure silver belt and make melt material use, compared with traditional pure silver belt, more than 60% noble metal can be saved, greatly reduce the cost of product, with good economic benefit and huge social benefit, and the generation of " kelvin effect ", makes homogeneous current distribution on cross-sectional area of conductor, conductive stability is good when can inhibit the alternating current to pass through conductor.
Description
Technical field
The utility model is related to fuse melt material technical fields, and in particular to a kind of silver-bearing copper composite band.
Background technology
The advantages that conductive energy of silver is excellent, oxidation resistance is strong, corrosion resistance and good is the high-end fuse of manufacture
Preferable melt.At present, common fuse link is pure silver belt punching into cost is higher.In order to reduce cost, extensive use in the market
Silver-bearing copper composite band.A kind of lateral composite copper-silver-copper thin tape is recorded in the prior art, it is characterised in that there are copper in fine silver melt both sides
Layer, but when alternating current passes through conductor can generate " kelvin effect " alternating current and pass through conductor, led since induction effect causes
Current distribution is uneven on body section, and nearer conductive surface current density is bigger, and the electric current of conductive surface is compared with central area electric current
Greatly, the conductivity of copper differs larger, and the inoxidizability of copper is poor with silver, and being used for a long time influences conductive stability.
Utility model content
The purpose of this utility model is the low cost and conductive in order to solve the above technical problems, provide a kind of silver-bearing copper composite band
Stability is good.
The utility model is in order to solve the above technical problems, the technical solution provided is：A kind of silver-bearing copper composite band, the silver
The thickness of copper composite band is 0.1~0.3mm, and width is 2.9~4.0mm, and the width-thickness ratio of silver-bearing copper composite band is less than 30:1, silver
Copper composite band is by combination inner core and is covered in the silver coating of combination core surface and forms, the thickness of silver coating for 0.02~
0.08mm, the combination inner core include fine silver portion and oxygen-free copper portion, and oxygen-free copper portion is distributed in the both sides in fine silver portion, the width in fine silver portion
Spend 1/4 for the compound bandwidth of silver-bearing copper, it is recessed that the both sides of the edge in oxygen-free copper portion are evenly distributed with multiple semicircles along its length
Slot.
As a kind of advanced optimizing for silver-bearing copper composite band of the utility model：The semi-circular recesses at oxygen-free copper portion edge
A diameter of 0.5~2.0mm.
As a kind of advanced optimizing for silver-bearing copper composite band of the utility model：The thickness of the silver-bearing copper composite band is 0.2mm,
Width is 3.0mm, and the thickness of silver coating is 0.05mm, and the width in fine silver portion is 0.75 mm, and the semicircle at oxygen-free copper portion edge is recessed
A diameter of 0.8 mm of slot.
Advantageous effect
First, the silver-bearing copper composite band of the utility model can substitute pure silver belt and make melt material use, with traditional pure silver belt
It compares, more than 60% noble metal can be saved, greatly reduce the cost of product, there is good economic benefit and huge society
Benefit；
2nd, the silver-bearing copper composite band of the utility model, intermediate fine silver portion even width, precision is higher, ensure that conductivity
Consistency, also, it is evenly distributed with multiple semi-circular recesses along its length in the both sides of the edge in oxygen-free copper portion, it can inhibit
The generation of " kelvin effect " when alternating current passes through conductor, makes homogeneous current distribution on cross-sectional area of conductor, and conductive stability is good.
Description of the drawings
Fig. 1 is the cross-sectional structure schematic diagram of the utility model silver-bearing copper composite band；
Fig. 2 is the vertical section structure schematic diagram of the utility model silver-bearing copper composite band；
It is marked in figure：1st, silver coating, 2, combination inner core, 201, fine silver portion, 202, oxygen-free copper portion.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment of the present utility model is described in detail in preferred embodiment.
Embodiment 1
As illustrated in fig. 1 and 2：A kind of silver-bearing copper composite band, the thickness of the silver-bearing copper composite band are 0.2mm, width 3.0mm,
Silver-bearing copper composite band is by combination inner core 2 and is covered in the silver coating 1 on combination inner core 2 surface and forms, and the thickness of silver coating 1 is
0.05mm, the combination inner core 2 include fine silver portion 201 and oxygen-free copper portion 202, and oxygen-free copper portion 202 is distributed in the two of fine silver portion 201
Side, the width in fine silver portion 201 are the 1/4 of the compound bandwidth of silver-bearing copper, and the both sides of the edge in oxygen-free copper portion 202 are uniform along its length
Multiple semi-circular recesses, a diameter of 0.8mm of semi-circular recesses is distributed with.The silver-bearing copper composite band of the present embodiment can substitute pure silver belt
Make melt material use, compared with traditional pure silver belt, more than 60% noble metal can be saved, greatly reduce the cost of product, and
And it is evenly distributed with multiple semi-circular recesses along its length in the both sides of the edge in oxygen-free copper portion, alternating current can be inhibited
The generation of " kelvin effect " when passing through conductor, makes homogeneous current distribution on cross-sectional area of conductor, and conductive stability is good.
Embodiment 2
A kind of silver-bearing copper composite band, the thickness of the silver-bearing copper composite band is 0.1mm, and width 2.0mm, silver-bearing copper composite band is by group
The silver coating 1 for closing inner core 2 and being covered in combination inner core 2 surface forms, and the thickness of silver coating 1 is 0.02mm, in the combination
Core 2 includes fine silver portion 201 and oxygen-free copper portion 202, and oxygen-free copper portion 202 is distributed in the both sides in fine silver portion 201, the width in fine silver portion 201
1/4 for the compound bandwidth of silver-bearing copper is spent, the both sides of the edge in oxygen-free copper portion 202 are evenly distributed with multiple semicircles along its length
Groove, a diameter of 0.5mm of semi-circular recesses.The silver-bearing copper composite band of the present embodiment can substitute pure silver belt and make melt material use,
Compared with traditional pure silver belt, more than 60% noble metal can be saved, greatly reduces the cost of product, also, in oxygen-free copper portion
Both sides of the edge are evenly distributed with multiple semi-circular recesses along its length, and alternating current can be inhibited " to collect skin when passing through conductor
The generation of effect ", makes homogeneous current distribution on cross-sectional area of conductor, and conductive stability is good.
Embodiment 3
A kind of silver-bearing copper composite band, the thickness of the silver-bearing copper composite band is 0.3mm, and width 4.0mm, silver-bearing copper composite band is by group
The silver coating 1 for closing inner core 2 and being covered in combination inner core 2 surface forms, and the thickness of silver coating 1 is 0.08mm, in the combination
Core 2 includes fine silver portion 201 and oxygen-free copper portion 202, and oxygen-free copper portion 202 is distributed in the both sides in fine silver portion 201, the width in fine silver portion 201
1/4 for the compound bandwidth of silver-bearing copper is spent, the both sides of the edge in oxygen-free copper portion 202 are evenly distributed with multiple semicircles along its length
Groove, a diameter of 2.0mm of semi-circular recesses.The silver-bearing copper composite band of the present embodiment can substitute pure silver belt and make melt material use,
Compared with traditional pure silver belt, more than 60% noble metal can be saved, greatly reduces the cost of product, also, in oxygen-free copper portion
Both sides of the edge are evenly distributed with multiple semi-circular recesses along its length, and alternating current can be inhibited " to collect skin when passing through conductor
The generation of effect ", makes homogeneous current distribution on cross-sectional area of conductor, and conductive stability is good.
The above descriptions are merely preferred embodiments of the present invention, and not the utility model is made in any form
Limitation, although the utility model has been disclosed with preferred embodiment as above, be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification that foundation the technical essence of the utility model makees above example, still
Belong in the range of technical solutions of the utility model.
Claims (3)
1. a kind of silver-bearing copper composite band, it is characterised in that：The thickness of the silver-bearing copper composite band is 0.1~0.3mm, width for 2.9~
4.0mm, and the width-thickness ratio of silver-bearing copper composite band is less than 30:1, silver-bearing copper composite band is by combination inner core（2）And it is covered in combination
Core（2）The silver coating on surface（1）Composition, silver coating（1）Thickness for 0.02~0.08mm, the combination inner core（2）Including pure
Silver-colored portion（201）With oxygen-free copper portion（202）, oxygen-free copper portion（202）It is distributed in fine silver portion（201）Both sides, fine silver portion（201）Width
Spend 1/4 for the compound bandwidth of silver-bearing copper, oxygen-free copper portion（202）Both sides of the edge be evenly distributed with multiple semicircles along its length
Connected in star.
2. a kind of silver-bearing copper composite band as described in claim 1, it is characterised in that：The oxygen-free copper portion（202）The semicircle at edge
A diameter of 0.5~the 2.0mm of connected in star.
3. a kind of silver-bearing copper composite band as described in claim 1, it is characterised in that：The thickness of the silver-bearing copper composite band is 0.2mm,
Width is 3.0mm, silver coating（1）Thickness for 0.05mm, fine silver portion（201）Width for 0.75 mm, oxygen-free copper portion（202）
A diameter of 0.8 mm of semi-circular recesses at edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751741.9U CN207602503U (en) | 2017-12-15 | 2017-12-15 | A kind of silver-bearing copper composite band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751741.9U CN207602503U (en) | 2017-12-15 | 2017-12-15 | A kind of silver-bearing copper composite band |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207602503U true CN207602503U (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721751741.9U Active CN207602503U (en) | 2017-12-15 | 2017-12-15 | A kind of silver-bearing copper composite band |
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| CN (1) | CN207602503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585235A (en) * | 2018-12-14 | 2019-04-05 | 郑州机械研究所有限公司 | A kind of sandwich structure silver-bearing copper melt |
-
2017
- 2017-12-15 CN CN201721751741.9U patent/CN207602503U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585235A (en) * | 2018-12-14 | 2019-04-05 | 郑州机械研究所有限公司 | A kind of sandwich structure silver-bearing copper melt |
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