CN113130117A - Conductive flexible wire and manufacturing method thereof - Google Patents
Conductive flexible wire and manufacturing method thereof Download PDFInfo
- Publication number
- CN113130117A CN113130117A CN201911413136.4A CN201911413136A CN113130117A CN 113130117 A CN113130117 A CN 113130117A CN 201911413136 A CN201911413136 A CN 201911413136A CN 113130117 A CN113130117 A CN 113130117A
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- CN
- China
- Prior art keywords
- conductive
- outer cover
- insulating outer
- channel
- slurry
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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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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000000523 sample Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000010931 gold Substances 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 229910021389 graphene Inorganic materials 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 241001391944 Commicarpus scandens Species 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005429 filling process Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 238000005491 wire drawing Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0009—Details relating to the conductive cores
- H01B7/0027—Liquid conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/008—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing extensible conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/06—Extensible conductors or cables, e.g. self-coiling cords
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a conductive flexible wire and a manufacturing method thereof, wherein the conductive flexible wire comprises a flexible insulating outer cover, and at least one channel extending along the length direction of the insulating outer cover is formed on the insulating outer cover; the channel is filled with conductive slurry, and two ends of the channel are respectively plugged by a conductive part which is electrically contacted with the conductive slurry. The invention adopts the conductive slurry as the conductive medium and fills the channel of the insulating outer cover, thereby not causing dust pollution in the production and manufacturing process and having simpler filling process. The conductive paste can not be solidified at normal temperature under the protection and the limit of the insulating outer cover, achieves the effect of overall softness by matching with the soft insulating outer cover, and is not easy to break after being repeatedly bent and twisted.
Description
Technical Field
The present invention relates to a conductive wire, and more particularly, to a conductive flexible wire and a method for manufacturing the same.
Background
The traditional conductive wire (a conductive wire for short) is generally one or more metal wires wrapped outside an insulating layer, and the conductive wire is easy to break and short in service life when being bent and twisted. Therefore, the prior art provides a conductor powder wire, which is formed by filling conductive material powder in a soft insulating outer coating, and the wire has certain softness, so that the problem that the traditional conductive wire is easy to break due to bending and twisting is solved, but a new problem is also generated at the same time: in the production process of the conductor powder wire, the conductive material powder is easy to cause dust pollution and harm the health of personnel; the filling process of the conductor powder is complicated; after the conductor powder is stretched and bent, the distribution uniformity is poor, so that the conductive effect is influenced.
Disclosure of Invention
The invention aims to provide a conductive flexible wire and a manufacturing method thereof, aiming at the technical problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a conductive flexible wire comprises a flexible insulating outer cover, wherein at least one channel extending along the length direction of the insulating outer cover is formed on the insulating outer cover; the channel is filled with conductive slurry, and two ends of the channel are respectively plugged by a conductive part which is electrically contacted with the conductive slurry.
Further, the insulating coat is an elastic coat.
Furthermore, the insulating outer cover is made of any one of silica gel, TPE, TPV and soft plastic rice.
Further, the stretching length of the insulating coat is less than or equal to 5 times the natural length of the insulating coat.
Further, the conductive paste is one or more of nano-copper conductive paste, nano-gold conductive paste, nano-silver conductive paste, conductive graphite paste and conductive graphene paste.
Furthermore, the conductive part is a wiring terminal or a conductive sealing cap or a conductive plug or a probe.
Further, the number of the channels is one, or the number of the channels is at least two, and the at least two channels are isolated from each other.
The invention also provides a method for manufacturing the conductive flexible wire, which comprises the following steps:
1) preparing a soft insulating outer cover, wherein at least one channel extending along the length direction of the insulating outer cover is formed on the insulating outer cover;
2) and filling the conductive paste in the channel, and enabling the conductive paste to uniformly fill the whole channel.
3) And two ends of the channel are respectively blocked by the conductive parts, so that the conductive slurry is prevented from overflowing while the conduction is realized. Compared with the prior art, the invention has the following beneficial effects:
1. the invention adopts the conductive slurry as the conductive medium and fills the channel of the insulating outer cover, thereby not causing dust pollution in the production and manufacturing process and having simpler filling process. The conductive paste can not be solidified at normal temperature under the protection and the limit of the insulating outer cover, achieves the effect of overall softness by matching with the soft insulating outer cover, and is not easy to break after being repeatedly bent and twisted. In addition, the conductive paste in the electrifying process can be uniformly distributed in the channel, so that the conductive effect cannot be influenced after the conductive paste is bent and twisted.
2. The insulating outer cover is preferably elastic, so that the tensile strength of the conductive wire is greatly improved, the conductive wire is not easy to break after repeated stretching, the application range of the conductive wire is wider, and the conductive wire can be used as a common conductive wire and can also be applied to special occasions with stretching requirements on the conductive wire.
3. The number of the channels is at least two, and the at least two channels are mutually isolated and parallel, so that the insulated conductive wire is equivalent to at least two conductive wires sharing the same insulated outer cover.
The invention is further explained in detail with the accompanying drawings and the embodiments; however, the conductive flexible wire and the manufacturing method thereof of the present invention are not limited to the embodiments.
Drawings
FIG. 1 is a schematic longitudinal sectional view (partially shown) of the present invention according to an embodiment;
FIG. 2 is a schematic cross-sectional view of the present invention according to an embodiment;
FIG. 3 is a schematic longitudinal sectional view (partially shown) of the present invention according to a second embodiment;
FIG. 4 is a schematic cross-sectional view of the present invention according to a second embodiment.
Detailed Description
Example one
Referring to fig. 1 and 2, a conductive flexible wire of the present invention includes a flexible insulating sheath 1, the insulating sheath 1 forms a channel 11 extending along a length direction thereof, and a cross section of the channel 11 is circular, but is not limited thereto. The channel 11 is filled with the conductive paste 2, the conductive paste 2 is uniformly filled in the whole channel 11, and two ends of the channel 11 are respectively blocked by the conductive parts electrically contacted with the conductive paste 2.
In this embodiment, the insulating cover 1 is an elastic cover, and the stretching length of the elastic cover is less than or equal to 5 times of the natural length of the insulating cover 1, where the natural length is the inherent length of the insulating cover 1 before being stretched. Specifically, the insulating outer cover 1 may be made of any one of silica gel, TPE, TPV, soft plastic rice, and the like.
In this embodiment, the conductive paste 2 is one or more of a nano copper conductive paste, a nano gold conductive paste, a nano silver conductive paste, a conductive graphite paste, a conductive graphene paste, and the like.
In this embodiment, the conductive component is a conductive plug 3, but is not limited thereto, and in other embodiments, the conductive component is a wire terminal, a conductive sealing cap, a probe, or the like. When the flexible cable is applied, the conductive plugs 3 at the two ends of the flexible cable are respectively and electrically connected with the corresponding connectors or circuit boards.
According to the conductive flexible wire, the conductive paste 2 is used as a conductive medium, so that dust pollution is avoided in the filling process, and the filling process is simple. The conductive paste 2 of the invention can not be solidified at normal temperature under the protection and the limit of the insulating outer cover 1, can be bent along with the bending of the soft insulating outer cover 1, is very soft as a whole, and is not easy to break after being repeatedly bent and twisted. The insulating outer cover 1 can be stretched, so that the tensile strength of the conductive wire drawing device is greatly improved, the conductive wire drawing device is not easy to break after repeated stretching, the application range of the conductive wire drawing device is wider, and the conductive wire drawing device can be used as a common conductive wire and can also be applied to special occasions with stretching requirements on the conductive wire. After the conductive paste is bent and twisted, the conductive paste 2 still keeps a uniformly distributed state, so that the conductive effect is not influenced.
The invention discloses a method for manufacturing a conductive flexible wire, which comprises the following steps:
1) preparing a soft insulating outer cover, wherein the insulating outer cover is provided with a channel extending along the length direction of the insulating outer cover;
2) filling conductive slurry in the channel, and enabling the conductive slurry to uniformly fill the whole channel;
3) when the conductive paste is used, the two ends of the channel are respectively plugged by the conductive parts, so that the conductive paste is prevented from overflowing while the conductive paste is conducted.
In this embodiment, the insulating outer cover is an elastic outer cover, the material of the insulating outer cover is any one of silica gel, TPE, TPV, soft plastic rice and the like, and the stretching length of the insulating outer cover is less than or equal to 3 times of the length of the insulating outer cover 1. The conductive slurry is one or more of nano-copper conductive slurry, nano-gold conductive slurry, nano-silver conductive slurry, conductive graphite slurry, conductive graphene slurry and the like. The conductive component is a conductive plug, but not limited thereto, and in other embodiments, the conductive component is a terminal or a conductive sealing cap or a probe.
Example two
Referring to fig. 3 and 4, a conductive flexible wire according to a first embodiment of the present invention is different from the first embodiment in that: the number of channels 11 of the insulating outer cover 1 is two, but not limited thereto, and in other embodiments the number of channels is more than two. The conductive paste 2 is filled in each channel 11, and both ends of each channel 11 are respectively plugged by a conductive component in electrical contact with the conductive paste 2, specifically, but not limited to, the conductive component is the conductive plug 3. The individual channels 11 are isolated from each other and parallel to each other.
The conductive flexible wire is equivalent to at least two conductive wires sharing the same insulating outer cover 1, and compared with more than two independent conductive wires, the conductive flexible wire is simpler in whole, more convenient to apply and more convenient to connect and arrange.
When the invention is applied, when more than two conductive wires are not needed, the insulating outer cover 1 can be cut or sheared or torn at the middle position of the partition wall between the adjacent channels 11, so that the invention changes from one to at least two, and each channel at least comprises one complete independent channel 11 to form an independent conductive flexible wire 4, as shown in fig. 3.
The invention discloses a method for manufacturing a conductive flexible wire, which comprises the following steps:
1) preparing a soft insulating outer cover, wherein at least two channels extending along the length direction of the insulating outer cover are formed on the insulating outer cover, and the channels are isolated from each other;
2) filling conductive slurry in each channel respectively, and enabling the conductive slurry to uniformly fill the whole channel;
3) when the conductive paste is used, the two ends of each channel are respectively plugged by the conductive parts, so that the conductive paste is prevented from overflowing while the conductive paste is conducted.
In this embodiment, the insulating outer cover is an elastic outer cover, the material of the insulating outer cover is any one of silica gel, TPE, TPV, soft plastic rice and the like, and the stretching length of the insulating outer cover is less than or equal to 5 times of the natural length of the insulating outer cover 1. The conductive slurry is nano-copper conductive slurry or nano-gold conductive slurry or nano-silver conductive slurry. The conductive component is a conductive plug, but not limited thereto, and in other embodiments, the conductive component is a terminal or a conductive sealing cap or a probe.
The above embodiments are only used to further illustrate the conductive flexible wire and the method for manufacturing the same of the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. A conductive flexible wire comprises a flexible insulating outer cover, wherein at least one channel extending along the length direction of the insulating outer cover is formed on the insulating outer cover; the method is characterized in that: the channel is filled with conductive slurry, and two ends of the channel are respectively plugged by a conductive part which is electrically contacted with the conductive slurry.
2. The conductive flexible wire of claim 1, wherein: the insulating outer cover is an elastic outer cover.
3. The conductive flexible wire of claim 2, wherein: the stretched length of the insulating outer cover is less than or equal to 5 times the natural length of the insulating outer cover.
4. The conductive flexible wire of claim 1, wherein: the conductive slurry is one or more of nano-copper conductive slurry, nano-gold conductive slurry, nano-silver conductive slurry, conductive graphite slurry and conductive graphene slurry.
5. The conductive flexible wire of claim 1, wherein: the conductive part is a wiring terminal or a conductive sealing cap or a conductive plug or a probe.
6. The conductive flexible wire of claim 1, wherein: the number of the channels is one, or the number of the channels is at least two, and the at least two channels are isolated from each other.
7. A method for manufacturing a conductive flexible wire is characterized in that: the method comprises the following steps:
1) preparing a soft insulating outer cover, wherein at least one channel extending along the length direction of the insulating outer cover is formed on the insulating outer cover;
2) and filling the conductive paste in the channel, and enabling the conductive paste to uniformly fill the whole channel.
3) And two ends of the channel are respectively blocked by the conductive parts, so that the conductive slurry is prevented from overflowing while the conduction is realized.
8. The method of claim 7, further comprising: the insulating outer cover is an elastic outer cover.
9. The method of claim 7, further comprising: the number of the channels is one, or the number of the channels is at least two, and the at least two channels are isolated from each other.
10. The method of claim 7, further comprising: the conductive part is a wiring terminal or a conductive sealing cap or a conductive plug or a probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911413136.4A CN113130117A (en) | 2019-12-31 | 2019-12-31 | Conductive flexible wire and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911413136.4A CN113130117A (en) | 2019-12-31 | 2019-12-31 | Conductive flexible wire and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113130117A true CN113130117A (en) | 2021-07-16 |
Family
ID=76770337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911413136.4A Withdrawn CN113130117A (en) | 2019-12-31 | 2019-12-31 | Conductive flexible wire and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113130117A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449380A (en) * | 2015-11-28 | 2016-03-30 | 林永勤 | Liquid metal electric wire and manufacturing method therefor |
| CN206401043U (en) * | 2017-01-12 | 2017-08-11 | 中国科学院宁波材料技术与工程研究所 | A kind of elastic wire |
| CN110186366A (en) * | 2019-06-11 | 2019-08-30 | 中国科学技术大学 | A kind of conductive film and preparation method thereof |
| CN110600957A (en) * | 2019-10-17 | 2019-12-20 | 上海幂方电子科技有限公司 | Connecting wire |
| CN213400627U (en) * | 2020-08-18 | 2021-06-08 | 龙岩岳凯科技有限公司 | Bending-resistant conductive wire |
-
2019
- 2019-12-31 CN CN201911413136.4A patent/CN113130117A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449380A (en) * | 2015-11-28 | 2016-03-30 | 林永勤 | Liquid metal electric wire and manufacturing method therefor |
| CN206401043U (en) * | 2017-01-12 | 2017-08-11 | 中国科学院宁波材料技术与工程研究所 | A kind of elastic wire |
| CN110186366A (en) * | 2019-06-11 | 2019-08-30 | 中国科学技术大学 | A kind of conductive film and preparation method thereof |
| CN110600957A (en) * | 2019-10-17 | 2019-12-20 | 上海幂方电子科技有限公司 | Connecting wire |
| CN213400627U (en) * | 2020-08-18 | 2021-06-08 | 龙岩岳凯科技有限公司 | Bending-resistant conductive wire |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20210716 |