CN209785570U - Three-section type conductive elastomer - Google Patents
Three-section type conductive elastomer Download PDFInfo
- Publication number
- CN209785570U CN209785570U CN201920572142.3U CN201920572142U CN209785570U CN 209785570 U CN209785570 U CN 209785570U CN 201920572142 U CN201920572142 U CN 201920572142U CN 209785570 U CN209785570 U CN 209785570U
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- Prior art keywords
- elastomer
- bending
- area
- layer
- bending portion
- Prior art date
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 49
- 239000000806 elastomer Substances 0.000 title claims abstract description 49
- 238000005452 bending Methods 0.000 claims abstract description 67
- 239000000084 colloidal system Substances 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 11
- 239000003292 glue Substances 0.000 claims description 13
- 238000004873 anchoring Methods 0.000 claims 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 27
- 239000012790 adhesive layer Substances 0.000 description 4
- 238000005034 decoration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a three-section type conductive elastomer, which comprises an elastomer and a metal conductive layer, wherein the upper surface of the elastomer is provided with a first colloid layer, the lower surface of the elastomer is provided with a second colloid layer, and the bottom of the second colloid layer is provided with a first sticking area, a main fixing area and a second sticking area; the metal conducting layer comprises a first bending portion, a second bending portion, a third bending portion, a fourth bending portion and a fifth bending portion which are connected with each other, the first bending portion covers the first colloid layer, the second bending portion is arranged on the first side wall of the elastic body, the third bending portion is arranged on the second side wall of the elastic body, the fourth bending portion covers the first pasting area, and the fifth bending portion covers the second pasting area. The metal conductive layer has stable resistance value, does not fluctuate greatly along with different compression amounts of the elastic body, and has a dual-path current path, so that the grounding effect is very good and reliable.
Description
Technical Field
The utility model relates to an electrically conductive technical field especially relates to a syllogic conductive elastomer.
Background
In the prior art, the electronic product generally adopts the conductive sponge to conduct the ground, and the resistance value of the conductive sponge is very unstable, and the resistance is large, and the conductivity is not good.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the three-section type conductive elastomer has better conductivity and smaller volume.
In order to solve the technical problem, the utility model provides a three-section type conductive elastomer, which comprises an elastomer and a metal conductive layer, wherein the upper surface of the elastomer is provided with a first colloid layer, the lower surface of the elastomer is provided with a second colloid layer, and the bottom of the second colloid layer is provided with a first sticking area, a main fixing area and a second sticking area; the metal conducting layer includes interconnect's first portion of bending, second portion of bending, third portion of bending, fourth portion of bending and fifth portion of bending, first portion of bending covers on the first colloid layer, the second portion of bending sets up on the first lateral wall of elastomer, third portion of bending sets up on the second lateral wall of elastomer, fourth portion of bending covers on the first adhesion area, fifth portion of bending covers on the second adhesion area.
Furthermore, the first pasting area and the second pasting area are symmetrically arranged at the bottom of the second colloid layer, and the main fixing area is arranged between the first pasting area and the second pasting area.
Furthermore, the bottom of the fourth bending part and/or the fifth bending part and the end part far away from the main fixing area are provided with a fixing glue layer.
Further, the fixed glue film is a fixed glue film with a thickness less than 30 um.
Further, the width of the fixing glue layer is 1-5 mm.
Further, the total area of the main fixing area and the fixing glue layer is less than 50% of the area of the second glue layer.
Furthermore, the fourth bending part covers the first pasting area completely, and the fifth bending part covers the second pasting area completely.
Further, gaps are arranged between the second bending portion and the first side wall of the elastic body and between the third bending portion and the second side wall of the elastic body.
The technical scheme at least has the following beneficial effects: the utility model discloses a first kind of flow direction route of electric current is along first portion of bending in proper order, second portion of bending and fourth portion of bending, through fourth portion of bending ground connection, the second kind of flow direction route of electric current is along first portion of bending in proper order, third portion of bending and fifth portion of bending, through fifth portion of bending ground connection, the flow direction of electric current is the dual-path flow direction like this, and switch on through the good metallic conduction layer of electric conductive property, resistance is less than 0.1 Europe, the resistance value of metallic conduction layer is stable, and not appear great fluctuation along with the different compression volume of elastomer, so the ground connection effect is very good reliable.
Drawings
Fig. 1 is a schematic structural diagram of the electric conductor of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the three-section conductive elastomer of the present invention includes an elastomer 1 and a metal conductive layer 2, a first colloid layer 3 is disposed on the upper surface of the elastomer 1, a second colloid layer 4 is disposed on the lower surface of the elastomer 1, a first pasting region 41 for pasting a fourth bending portion 24 is disposed at the bottom of the second colloid layer 4, a main fixing region 42 for fixedly mounting the three-section conductive elastomer in an electronic product, and a second pasting region 43 for pasting a fifth bending portion 25, the first pasting region 41 and the second pasting region 43 are disposed at two sides of the lower surface of the elastomer 1, and the main fixing region 42 is disposed in the middle of the lower surface of the elastomer 1; wherein, metal conducting layer 2 includes interconnect's first portion of bending 21, second portion of bending 22, third portion of bending 23, fourth portion of bending 24 and fifth portion of bending 25, first portion of bending 21 covers on first colloid layer 3, second portion of bending 22 sets up on the first lateral wall 11 of elastomer 1, third portion of bending 23 sets up on the second lateral wall 12 of elastomer 1, fourth portion of bending 24 covers on first adhesion area 41 comprehensively, fifth portion of bending 25 covers on second adhesion area 43 comprehensively.
When in use, the three-section conductive elastomer is arranged in the electronic product through the main fixing area 42 of the second colloid layer 4, thus, the first bent portion 21, the second bent portion 22, the third bent portion 23, the fourth bent portion 24 and the fifth bent portion 25 surround the upper and lower surfaces of the elastic body 1, the first side wall 11 and the second side wall 12 to form a semi-enclosed structure, the first flow path of the current is along the first bent portion 21, the third bent portion 23 and the fourth bent portion 24, the second current path is grounded via the fourth bent portion 24, and the second current path is grounded via the fifth bent portion 25 along the first bent portion 21, the second bent portion 22 and the fifth bent portion 25 in turn, so that the current flows in a dual path, and the metal conducting layer 2 with good conducting performance is conducted, and the resistance is less than 0.1 ohm, so the grounding effect is very good. And there is no glue between the third bending part 23 and the sidewall of the elastic body 1, and between the second bending part 22 and the sidewall of the elastic body 1, preferably, there are gaps 6 between the second bending part 22 and the first sidewall 11 of the elastic body, and between the third bending part 23 and the second sidewall 12 of the elastic body, and the second bending part 22, the third bending part 23 are hollow structures between the sidewalls of the elastic body 1, respectively, so that the metal conductive layer 2 does not generate lateral stress to two sides of the elastic body 1, thereby making the elastic body 1 maintain original excellent resilience and ensure that the rebound stress is uniform and relatively low, and the compression resistance becomes strong, the thickness loss is small, and the thickness loss is generally less than 5% of the original thickness.
In actual production, when the electronic product has a greater requirement for the width of the three-section conductive elastomer, when the main fixing area 42 of the second colloid layer 4 fixedly installs the three-section conductive elastomer in the electronic product, since the width of the three-section conductive elastomer is large, the two sides of the three-section conductive elastomer are easily tilted, a gap is easily generated, and the grounding performance of the three-section conductive elastomer is reduced. In another embodiment, the fixing adhesive layer 5 is disposed at the bottom of the fourth bending portion 24 and the end portion far away from the main fixing area 42, or the fixing adhesive layer 5 is disposed at the end portion far away from the main fixing area 42 at the fifth bending portion 25, or the fixing adhesive layer 5 is disposed at the bottom of the fourth bending portion 24 and the fifth bending portion 25 and the end portion far away from the main fixing area 42, so that the main fixing area 42 of the second colloid layer 4 is together with the two fixing adhesive layers 5, so as to fix one end or two ends of the three-segment conductive elastomer, prevent the other side or two sides of the three-segment conductive elastomer from tilting, avoid generating gaps, and achieve better grounding performance.
Preferably, the sum of the total area of the fixing glue layer 5 and the main fixing area 42 is less than 50% of the area of the second glue layer 4, achieving a better conductive effect. First pasting region 41 and second pasting region 43 are symmetrically arranged at the bottom of second colloid layer 4, main fixed area 42 is arranged between first pasting region 41 and second pasting region 43, a symmetrical design scheme is adopted, processing and manufacturing are convenient, the current sizes of two sides of the three-section type conductive elastomer are consistent in flowing direction, and the grounding effect is better.
The foregoing is a detailed description of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations are also considered as the protection scope of the present invention.
Claims (8)
1. A three-section type conductive elastomer is characterized by comprising an elastomer and a metal conductive layer, wherein a first colloid layer is arranged on the upper surface of the elastomer, a second colloid layer is arranged on the lower surface of the elastomer, and a first pasting area, a main fixing area and a second pasting area are arranged at the bottom of the second colloid layer; the metal conducting layer includes interconnect's first portion of bending, second portion of bending, third portion of bending, fourth portion of bending and fifth portion of bending, first portion of bending covers on the first colloid layer, the second portion of bending sets up on the first lateral wall of elastomer, third portion of bending sets up on the second lateral wall of elastomer, fourth portion of bending covers on the first adhesion area, fifth portion of bending covers on the second adhesion area.
2. The three-part conductive elastomer of claim 1 wherein the first and second attachment areas are symmetrically disposed on the bottom of the second layer of elastomer and the primary attachment area is disposed intermediate the first and second attachment areas.
3. The three-section conductive elastomer of claim 1, wherein the bottom of the fourth and/or fifth bending portion and the end away from the main fixing area are provided with a fixing glue layer.
4. The three-part conductive elastomer of claim 3, wherein the layer of anchoring adhesive is less than 30um thick.
5. The three-part conductive elastomer of claim 3, wherein the width of the layer of anchoring glue is between 1-5 mm.
6. The three-part conductive elastomer of claim 3, wherein the total area of the primary anchor area and the anchor glue layer is less than 50% of the area of the second glue layer.
7. The three-part conductive elastomer of claim 1, wherein the fourth bend completely overlies the first landing area and the fifth bend completely overlies the second landing area.
8. The three-piece conductive elastomer of claim 1, wherein a gap is provided between the second bend and the first sidewall of the elastomer, and between the third bend and the second sidewall of the elastomer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920572142.3U CN209785570U (en) | 2019-04-22 | 2019-04-22 | Three-section type conductive elastomer |
| PCT/CN2020/072041 WO2020215841A1 (en) | 2019-04-22 | 2020-01-14 | Three-section conductive elastomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920572142.3U CN209785570U (en) | 2019-04-22 | 2019-04-22 | Three-section type conductive elastomer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209785570U true CN209785570U (en) | 2019-12-13 |
Family
ID=68804047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920572142.3U Active CN209785570U (en) | 2019-04-22 | 2019-04-22 | Three-section type conductive elastomer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209785570U (en) |
| WO (1) | WO2020215841A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020215841A1 (en) * | 2019-04-22 | 2020-10-29 | 深圳市卓汉材料技术有限公司 | Three-section conductive elastomer |
| CN115566451A (en) * | 2022-12-06 | 2023-01-03 | 深圳市卓汉材料技术有限公司 | Ground terminal and electronic equipment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100993253B1 (en) * | 2010-04-28 | 2010-11-10 | 김선기 | Elastic electric contact terminal |
| CN206619706U (en) * | 2017-04-14 | 2017-11-07 | 深圳市卓汉材料技术有限公司 | One kind ground connection elastic component |
| CN209785570U (en) * | 2019-04-22 | 2019-12-13 | 深圳市卓汉材料技术有限公司 | Three-section type conductive elastomer |
-
2019
- 2019-04-22 CN CN201920572142.3U patent/CN209785570U/en active Active
-
2020
- 2020-01-14 WO PCT/CN2020/072041 patent/WO2020215841A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020215841A1 (en) * | 2019-04-22 | 2020-10-29 | 深圳市卓汉材料技术有限公司 | Three-section conductive elastomer |
| CN115566451A (en) * | 2022-12-06 | 2023-01-03 | 深圳市卓汉材料技术有限公司 | Ground terminal and electronic equipment |
| US11881333B1 (en) | 2022-12-06 | 2024-01-23 | Shenzhen Johan Material Technology Co., Ltd. | Ground terminal and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020215841A1 (en) | 2020-10-29 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 3001, Unit 1, Building 1, Lechuanghui Building, No. 1211 Guihua Community Sightseeing Road, Guanlan Street, Longhua District, Shenzhen City, Guangdong Province, 518110 Patentee after: SHENZHEN JOHAN MATERIAL TECH. Co.,Ltd. Address before: 518000 Room 501, building a11, silicon valley power intelligent terminal Industrial Park, 20 Dafu Industrial Zone, Dafu community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN JOHAN MATERIAL TECH. Co.,Ltd. |