CN210501743U - Ultrathin electric heating electromagnetic shielding glass with high insulation resistance - Google Patents
Ultrathin electric heating electromagnetic shielding glass with high insulation resistance Download PDFInfo
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- CN210501743U CN210501743U CN201921123294.1U CN201921123294U CN210501743U CN 210501743 U CN210501743 U CN 210501743U CN 201921123294 U CN201921123294 U CN 201921123294U CN 210501743 U CN210501743 U CN 210501743U
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Abstract
The utility model discloses an ultrathin electrical heating electromagnetic shielding glass with high insulation resistance, which comprises a double-layer electrical heating electromagnetic shielding plate, a fixing groove, a slot, an insulating adhesive tape and a single-layer copper foil, wherein the double-layer electrical heating electromagnetic shielding plate comprises two layers of ITO chemically strengthened glass substrates, two layers of conductive coatings, two electrode wires and an SCA weather-resistant optical adhesive layer, and the electrode wires are arranged between the ITO chemically strengthened glass substrates and the SCA weather-resistant optical adhesive layer and are bonded through the conductive coatings; the SCA weather-resistant optical adhesive layer is arranged between the two layers of ITO chemically-strengthened glass substrates, the double-layer electric heating electromagnetic shielding plate is embedded in a slot opening of the fixing groove, then the edge of the double-layer electric heating electromagnetic shielding plate is sealed by using an insulating adhesive tape, finally the single-conductor copper foil is used for wrapping, and the section of the single-conductor copper foil wrapping is U-shaped. The utility model has the characteristics of bilayer structure, whole thickness are thin, the weatherability is good, high insulation resistance, electrical heating electromagnetic shielding performance is high, frost prevention defogging, can low temperature start etc.
Description
Technical Field
The utility model relates to an electrical heating electromagnetic shield glass belongs to electromagnetic shield technical field.
Background
With the development of the information industry, electronic and electrical equipment is widely used, the propagation of electromagnetic waves in space causes the risks of mutual interference and information leakage among the electronic and electrical equipment, and meanwhile, the electromagnetic waves cause harm to human bodies, and the development of electromagnetic shielding materials is concerned in order to prevent the electromagnetic wave interference. The electrically heated electromagnetic shielding glass in the prior art is difficult to meet the performance requirements of a double-layer structure, good weather resistance, thin overall thickness, high insulation resistance, safety, no short circuit, frost prevention, defogging and low-temperature starting.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electrical heating electromagnetic shield glass, but have bilayer structure, good, the whole thickness is thin, high insulation resistance of weatherability defogging, low temperature start and the safe characteristics of short circuit.
The utility model provides a technical scheme that its technical problem adopted is:
the electric heating electromagnetic shielding glass with the double-layer structure comprises a double-layer electric heating electromagnetic shielding plate, a fixing part and a covering material, wherein the covering material covers the periphery of the fixed double-layer electric heating electromagnetic shielding plate; the fixing part comprises a fixing groove and a slot, and the double-layer electric heating electromagnetic shielding plate is embedded in the slot of the fixing groove; the edge covering material comprises an insulating adhesive tape and a single-conductor copper foil, the insulating adhesive tape is covered with the fixed double-layer electric heating electromagnetic shielding plate, the single-conductor copper foil is covered with the insulating adhesive tape, and the section of the single-conductor copper foil is U-shaped.
Specifically, the thickness of the ITO chemical strengthening glass substrate is 0.5 mm.
Specifically, the conductive coating is conductive silver paste in a high-temperature curing state.
Specifically, the electrode wires are flexible single-sided conductive materials FPC, the conductive surfaces of the electrode wires are connected with the conductive surfaces of the ITO chemical strengthening glass substrate, and the non-conductive surfaces of the electrode wires are connected with the SCA weather-resistant optical adhesive layer.
Specifically, the SCA weather-resistant optical adhesive layer is arranged between the conductive surfaces of the two layers of ITO chemically strengthened glass substrates.
Specifically, the fixing groove is a metal shielding net.
Specifically, the thickness of the insulating tape is 0.02 mm.
Specifically, the non-conductive surface of the single-conductor copper foil is connected with an insulating tape.
The utility model has the advantages that: the glass with the electric heating and electromagnetic shielding functions is adopted to prepare the ultrathin electric heating electromagnetic shielding glass with the double-layer structure and the high insulation resistance. The utility model discloses a whole thickness is low to 1.2 mm's bilayer structure, can the electrically conductive shielding electromagnetic wave of electrical heating to can obtain the high insulation resistance more than 200M omega, and the weatherability is good, and difficult short circuit can effectual frost prevention defogging, low temperature start work.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic diagram of a double-layer structure of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic front view of the present invention;
in the figure: the manufacturing method comprises the following steps of 1-ITO chemically strengthened glass substrate, 2-conductive coating, 3-electrode lead, 4-SCA weather-proof optical adhesive layer, 5-fixing groove, 6-slot gap, 7-insulating tape and 8-single conductive copper foil.
Detailed Description
The embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1 to fig. 3, an electrically heated electromagnetic shielding glass includes a double-layer electrically heated electromagnetic shielding plate, a fixing portion, and a covering material covering the outer periphery of the fixed double-layer electrically heated electromagnetic shielding plate. The double-layer electric heating electromagnetic shielding plate comprises two layers of ITO (indium tin oxide) chemically strengthened glass substrates 1, two layers of conductive coatings 2, two electrode wires 3 and an SCA (Supervisory control) weather-resistant optical adhesive layer 4, wherein the electrode wires 3 are arranged between the ITO chemically strengthened glass substrates 1 and the SCA weather-resistant optical adhesive layer 4 and are bonded through the conductive coatings 2, and the SCA weather-resistant optical adhesive layer 4 is arranged between the two layers of ITO chemically strengthened glass substrates 1. The fixed part includes fixed slot 5 and seam 6, and 5 inboards of fixed slot set up seam 6, and double-deck electrical heating electromagnetic shield plate edge card makes double-deck electrical heating electromagnetic shield plate's surface align in the seam 6 of fixed slot 5. The edge covering material comprises an insulating tape 7 and a single-conductor copper foil 8, the periphery of the fixed double-layer electric heating electromagnetic shielding plate is firstly subjected to edge sealing treatment by the insulating tape 7, then the single-conductor copper foil 8 is used for edge covering and grounding, the non-conductive surface of the single-conductor copper foil 8 is connected with the insulating tape 7, and the section of the single-conductor copper foil 8 is U-shaped.
In this embodiment, the thickness of ITO chemical strengthening glass substrate 1 is 0.5mm, guarantees the utility model discloses a bilayer structure's the whole thickness of electrical heating electromagnetic shield glass is thinner, and ITO chemical strengthening glass substrate 1 has defogging, defrosting, removes the function of condensation, electrical heating and electromagnetic shield simultaneously, can reach the effect of shielding the electromagnetic wave when the heating is electrically conductive to effectual frost prevention defogging can the low temperature start work.
In this embodiment, the material of the conductive coating 2 is a conductive silver paste in a high-temperature curing state, and the conductive silver paste is sprayed on the conductive surface of the ITO chemically strengthened glass substrate 1, so that the surface of the electrode wire 3 is adhered and leveled, and is adhered to the SCA weather-resistant optical adhesive layer 4, and the silver has good conductive performance, and can meet the conductive requirement.
In this embodiment, the electrode lead 3 is a flexible single-sided conductive material FPC. The conductive surface of the electrode wire 3 is connected with the conductive surface of the ITO chemically strengthened glass substrate 1, the non-conductive surface of the electrode wire 3 is connected with the SCA weather-resistant optical adhesive layer 4, when the electrode wire 3 is powered on, a complete closed loop can be formed, and the ITO chemically strengthened glass substrate 1 starts to heat, conduct and shield electromagnetic waves after being powered on, so that the purpose of electrical heating and electromagnetic shielding is achieved.
In this embodiment, the SCA weatherproof optical adhesive layer 4 is a solid adhesive, and has the advantages of good insulating property and weather resistance. The SCA weather-resistant optical adhesive layer 4 is arranged between the conductive surfaces of the two layers of ITO chemically strengthened glass substrates 1, so that the conductive surfaces of the two layers of ITO chemically strengthened glass substrates 1 are not contacted, a complete closed loop cannot be formed, the SCA weather-resistant optical adhesive layer is not conductive when a power supply is switched on, and the problem that the electrode wires 3 are easily short-circuited when the electrode wires 3 are switched on is solved. In addition, the SCA weather-proof optical adhesive layer 4 can obtain high insulation resistance of more than 200M omega.
In this embodiment, the fixing groove 5 is a metal shielding net, and has a strong conductive capability. The fixing part is used for ensuring that the two surfaces of the double-layer ITO chemical strengthening glass substrate 1 are flush.
In this embodiment, insulating sticky tape 7 thickness is 0.02mm, and isolated double-deck electrical heating electromagnetic shield's electrically conductive edge and external contact, avoids the electric leakage, influences electromagnetic shield effect, and insulating sticky tape 7 and the fixed double-deck electrical heating electromagnetic shield of single copper foil 8 dual banding to the non-conducting surface of single copper foil 8 is connected with insulating sticky tape 7, reaches the sealed, insulating and grounded effect of bilayer structure.
The utility model discloses a ITO chemistry reinforce glass substrate 1 thickness be 0.5mm, and insulating adhesive tape 7 thickness is 0.02mm, satisfies bilayer structure's whole thickness thinner, low requirement to 1.2 mm.
In this embodiment, the non-conducting surface of singly leading copper foil 8 is connected with insulating adhesive tape 7, and insulating adhesive tape 7 and the double-deck insulated processing of borduring of singly leading copper foil 8 make this the utility model discloses a high insulation resistance's ultra-thin electrical heating electromagnetic shield glass can more effectively avoid the electric leakage risk, singly leads copper foil 8 simultaneously and can electrically conduct ground connection, and the security is high.
The working principle is as follows: use the utility model discloses a during high insulation resistance's ultra-thin electrical heating electromagnetic shield glass, ITO chemistry reinforces glass substrate 1's conducting layer links to each other with electrode wire 3, can form a complete closed circuit, with electrode wire 3 switch-on back, ITO chemistry reinforces glass substrate 1 begins to heat, electrically conducts, conductive coating 2 has electrically conductive function simultaneously, can strengthen electrically conductive effect for whole bilayer structure realizes effectively electrical heating electromagnetic shield effect. In addition, the ITO chemical strengthening glass substrate 1 has the functions of defogging, defrosting and condensation removing, can be started to work in a low-temperature state, can effectively prevent and remove frost and fog, and avoids blurred vision. The SCA weather-resistant optical adhesive layer 4 isolates the contact of the conducting layer of the ITO chemical strengthened glass substrate 1, so that short circuit caused by scratching or friction in use is avoided, and the SCA weather-resistant optical adhesive layer 4 has good insulating property and weather resistance, and can obtain high insulation resistance of more than 200M omega in use. Insulating adhesive tape 7 and the single double-layered double-copper foil 8 are tightly wrapped and are insulated, so that the contact between a conductive layer and the environment is isolated, the insulation sealing and the good.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides an electrical heating electromagnetic shielding glass, includes double-deck electrical heating electromagnetic shield board, fixed part and the material of borduring of cladding around fixed double-deck electrical heating electromagnetic shield board, its characterized in that, double-deck electrical heating electromagnetic shield board includes two-layer ITO chemistry strengthened glass substrate (1), two-layer conductive coating (2), two electrode wire (3) and SCA resistant time optical cement layer (4), ITO chemistry strengthened glass substrate (1) and the middle of SCA resistant time optical cement layer (4) are arranged in to electrode wire (3) to bond mutually through conductive coating (2), the middle of two-layer ITO chemistry strengthened glass substrate (1) is arranged in to SCA resistant time optical cement layer (4), the fixed part includes fixed slot (5) and seam (6), double-deck electrical heating electromagnetic shield board inlays in seam (6) of fixed slot (5), the material of borduring includes insulating tape (7) and single-guide copper foil (8), the double-layer electric heating electromagnetic shielding plate is fixed by edge covering of the insulating adhesive tape (7), the insulating adhesive tape (7) is covered by the single-conductor copper foil (8), and the cross section of the edge of the single-conductor copper foil (8) is U-shaped.
2. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the thickness of the ITO chemical strengthening glass substrate (1) is 0.5 mm.
3. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the conductive coating (2) is conductive silver paste in a high-temperature curing state.
4. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the electrode lead (3) is a flexible single-sided conductive material FPC.
5. An electrically heated electromagnetic shielding glass according to claim 4, wherein: the conductive surface of the electrode wire (3) is connected with the conductive surface of the ITO chemical strengthening glass substrate (1), and the non-conductive surface of the electrode wire (3) is connected with the SCA weather-resistant optical adhesive layer (4).
6. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the SCA weather-resistant optical adhesive layer (4) is arranged between the conductive surfaces of the two layers of ITO chemical strengthened glass substrates (1).
7. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the fixed part is a metal shielding net.
8. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the thickness of the insulating tape (7) is 0.02 mm.
9. An electrically heated electromagnetic shielding glass according to claim 1, wherein: the non-conductive surface of the single-conductor copper foil (8) is connected with the insulating tape (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921123294.1U CN210501743U (en) | 2019-07-17 | 2019-07-17 | Ultrathin electric heating electromagnetic shielding glass with high insulation resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921123294.1U CN210501743U (en) | 2019-07-17 | 2019-07-17 | Ultrathin electric heating electromagnetic shielding glass with high insulation resistance |
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| CN210501743U true CN210501743U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921123294.1U Active CN210501743U (en) | 2019-07-17 | 2019-07-17 | Ultrathin electric heating electromagnetic shielding glass with high insulation resistance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113966023A (en) * | 2021-10-15 | 2022-01-21 | 中国电子科技集团公司第三十三研究所 | Impact-resistant electric heating shielding glass resistant to high-humidity and high-heat environment and preparation method thereof |
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2019
- 2019-07-17 CN CN201921123294.1U patent/CN210501743U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113966023A (en) * | 2021-10-15 | 2022-01-21 | 中国电子科技集团公司第三十三研究所 | Impact-resistant electric heating shielding glass resistant to high-humidity and high-heat environment and preparation method thereof |
| CN113966023B (en) * | 2021-10-15 | 2023-10-27 | 中国电子科技集团公司第三十三研究所 | High-humidity-heat-environment-resistant impact-resistant electric heating shielding glass and preparation method thereof |
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