CN216665451U - Multifunctional high-performance radio frequency shielding window - Google Patents
Multifunctional high-performance radio frequency shielding window Download PDFInfo
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- CN216665451U CN216665451U CN202122349891.XU CN202122349891U CN216665451U CN 216665451 U CN216665451 U CN 216665451U CN 202122349891 U CN202122349891 U CN 202122349891U CN 216665451 U CN216665451 U CN 216665451U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
The utility model provides a multifunctional high-performance radio frequency shielding window which is characterized by comprising an extruded aluminum profile frame (4), a double-layer shielding net (5), a double-layer daylighting layer (7), a shock pad (9) and a rubber pressing strip (8), wherein the shock pad (9) is arranged on a contact surface of the double-layer daylighting layer (7) and the extruded aluminum profile frame (4) and a contact surface of the double-layer daylighting layer (7) and a pressing plate (1), and the extruded aluminum profile frame (4) is a framework used for fixing the double-layer shielding net (5) and the double-layer daylighting layer (7). The radio frequency shielding window has the advantages of advanced design, simple process, quick processing, no technical change, high performance index, high cost performance, wide application range and high popularization and application value.
Description
Technical Field
The utility model relates to the field of shielding, acoustics and optics, in particular to a radio frequency shielding window for an electromagnetic shielding room, and specifically relates to a multifunctional high-performance radio frequency shielding window.
Background
At present, the shielding, sound insulation and lighting window has two categories of conductive glass and double-layer glass with double-layer nets.
The existing shielding glass has the problems of narrow electromagnetic shielding frequency and low shielding efficiency, and when the electromagnetic shielding film and the glass are in a frequency of 1GHz, the single-layer net is 51dB and the double-layer net is 69dB, so that the performance index requirements of an MRI radio frequency shielding room can not be met, and the practical value is not high.
The double-layer glass-sandwiched double-layer net radio frequency shielding window mostly adopts a wooden frame, a special net-collapsing machine is used for installing the net, the process requirement is high, the window is manufactured by high-grade mechanics, and the window has the defects of long production period, heavy weight, low strength, easy deformation, unstable performance, low qualification rate, high cost and the like. And the noise reduction effect is poor, and the STC is far from being more than or equal to 40 dB.
The design of current two glass intermediate layer nets should not be used for the top of building screened room, and it can't keep apart noise such as rainwater striking, rain-proof water seepage and outside high sound level noise.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a multifunctional high-performance rf shielding window, which solves the above-mentioned problems of the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a multifunctional high-performance radio frequency shielding window is characterized by comprising an extruded aluminum profile frame 4, a double-layer shielding net 5, a double-layer daylighting layer 7, a shock pad 9 and a rubber pressing strip 8, wherein the shock pad 9 is arranged on the contact surface of the double-layer daylighting layer 7 and the extruded aluminum profile frame 4 and the contact surface of the double-layer daylighting layer 7 and a pressing plate 1, the extruded aluminum profile frame 4 is a framework for fixing the double-layer shielding net 5 and the double-layer daylighting layer 7,
the extruded aluminum profile frame 4 is lighter than a wooden frame, has high strength, is not easy to deform, is fireproof, mildewproof, green and environment-friendly, has shielding and sound insulation functions, and has performance matched with an aluminum profile shielding room; and glass fiber cotton 10 is filled in the cavity of the extruded aluminum profile frame 4, so that the sound insulation, heat insulation and heat preservation performances are optimized.
The double-layer shielding net 5 is a 16-mesh brass net or a 304 stainless steel net, the net is contracted, collapsed and fixed through a special rubber pressing bar, a net collapsing machine is not needed, and the process is simple, convenient and advanced.
5 mm of double-layer shielding net spacing, the net dislocation 45 to eliminate moire interference line, spout black paint after the double-layer net installation, the dazzling is not appeared, guarantees that high definition luminousness is greater than or equal to 75%.
The double-layer daylighting layer 7 adopts different thicknesses so as to ensure that the noise reduction and sound insulation effect STC is more than or equal to 40dB at different audio frequencies.
The double-layer daylighting layer 7 is made of glass or FRP materials, when the double-layer daylighting layer is made of large-width FRP materials, the FRP materials are preferably selected, the advantages are more obvious, the double-layer daylighting layer has the functions of serving as a display screen, protecting a double-layer shielding net and endowing a sound insulation function; shock-absorbing pad strips are added on the contact surfaces of the double-layer daylighting layer 7 and the frame and the pressing plate respectively, and the shock-absorbing pad strips are flame-retardant, so that the sealing performance and the sound insulation effect are guaranteed, and the glass is protected from being damaged. The double-layer daylighting layer 7 is designed to be hollow, and is beneficial to improving the shielding efficiency and the sound insulation effect.
The pressing plate 1 is connected with the extruded aluminum profile frame 4 through a rivet 3.
Compared with the prior art, the utility model has the beneficial effects that:
the radio frequency shielding window has the characteristics of shielding, sound insulation, lighting, heat insulation, heat preservation, light weight, high strength, no deformation, long service life, maintenance-free, fire prevention, explosion prevention, dust prevention, insect prevention, salt fog prevention, mildew prevention, vibration resistance, impact resistance, low carbon, environmental protection, economy, and the like, and has multiple functions and remarkable high performance.
The radio frequency observation window of the utility model completely meets the requirements of 100dB of attenuation of an MRI radio frequency shielding room, and the sound insulation STC is more than or equal to 40 dB; the light transmittance is more than or equal to 75 percent, and the performance index requirements of no interference fringes, no dazzling, good definition and comfortable vision are met; the doctor can visually diagnose the patient in the scanning room, and the operation is convenient and visual.
The radio frequency shielding window is used for installing the radio frequency shielding window on a wall body, can appreciate outdoor scenery and open space indoors, increases indoor lighting effect, creates unique pleasurable experience, and provides a patient with safety and comfort.
The radio frequency shielding window can be used for the top of an electric ultra-high voltage integrated shielding hall to form a shielding skylight, adopts the combination of the safety glass and the FRP daylighting panel, namely the outer surface layer is the FRP panel (flexible) and the inner surface layer is the safety glass (rigid), integrates the advantages and the characteristics of the safety glass and the FRP daylighting panel, can effectively isolate the noise of rainwater striking, has excellent sound insulation and daylighting effects, and shields electromagnetic field interference. Meanwhile, the problem of high energy consumption of the electric shielding hall which is completely lighted by a high-power lamp is solved; the sunlight irradiation in winter can also improve the room temperature, reduce the energy consumption of heating ventilation, and greatly reduce the construction cost and the operation cost!
The radio frequency shielding window can be used for army security shielding rooms, can prevent eavesdropping, leakage and interference, and plays a role in security (the shielding effectiveness of the radio frequency shielding window is far higher than the general specification of military shielding glass).
The radio frequency shielding window is additionally provided with the color-changing glass (the color is changed and the light is not transmitted after the power is on), so that a silent environment can be created, the privacy of individuals is protected, and the special requirements of individual clients are met.
The radio frequency shielding window is additionally provided with the hollow glass, so that the sound insulation capability can be greatly improved, and the problem of noise interference under the condition of a high-noise environment is effectively solved.
The FRP plate-the glass fiber reinforced polyester daylighting panel has the characteristics of high light transmittance retention (89%), strong ultraviolet resistance (99%), strong chemical corrosion resistance, strong self-cleaning property, strong aging resistance (20 years), strong flame retardant property and the like; it is safer than glass, is not fragile, and the impact resistance is 250-300 times of glass! The weight is light, 1/2 which is glass, and the cost performance is high. FRP is an ideal updating product of the glass daylighting panel.
The radio frequency shielding window adopts the FRP plate as the lighting unit, has unique advancement and obvious substantive characteristics, and has obvious creativity and novelty.
The radio frequency shielding window has the advantages of advanced design, simple process, quick processing, no technical change, high performance index, high cost performance, wide application range and high popularization and application value.
Drawings
FIG. 1 is a schematic view of the overall structure of a multifunctional high-performance RF shielding window according to the present invention;
FIG. 2 is a schematic view of a shielding structure of the multifunctional high-performance RF shielding window of the present invention;
FIG. 3 is a schematic view of a window structure of a multifunctional high-performance RF shielding window according to the present invention;
in the figure: 1. pressing a plate; 3. pulling a rivet; 4. extruding an aluminum profile frame; 5. a double-layer shielding net; 7. a double daylighting layer; 8. pressing a rubber strip; 9. a shock pad; 10. glass fiber cotton.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the scope of the present invention.
A multifunctional high-performance radio frequency shielding window is characterized by comprising an extruded aluminum profile frame 4, a double-layer shielding net 5, a double-layer daylighting layer 7, a shock pad 9 and a rubber pressing strip 8, wherein the shock pad 9 is arranged on the contact surface of the double-layer daylighting layer 7 and the extruded aluminum profile frame 4 and the contact surface of the double-layer daylighting layer 7 and a pressing plate 1, the extruded aluminum profile frame 4 is a framework for fixing the double-layer shielding net 5 and the double-layer daylighting layer 7,
the extruded aluminum profile frame 4 is lighter than a wooden frame, has high strength, is not easy to deform, is fireproof, mildewproof, green and environment-friendly, has shielding and sound insulation functions, and has performance matched with an aluminum profile shielding room; and glass fiber cotton 10 is filled in the cavity of the extruded aluminum profile frame 4, so that the sound insulation, heat insulation and heat preservation performances are optimized.
The double-layer shielding net 5 is a 16-mesh brass net or a 304 stainless steel net, the net is contracted, collapsed and fixed through a special rubber pressing bar, a net collapsing machine is not needed, and the process is simple, convenient and advanced.
5 mm of double-layer shielding net spacing, the net dislocation 45 to eliminate moire interference line, spout black paint after the double-layer net installation, the dazzling is not appeared, guarantees that high definition luminousness is greater than or equal to 75%.
The double-layer daylighting layer 7 adopts different thicknesses so as to ensure that the noise reduction and sound insulation effect STC is more than or equal to 40dB at different audio frequencies.
The double-layer daylighting layer 7 is made of glass or FRP materials, when the double-layer daylighting layer is made of large-width FRP materials, the FRP materials are preferably selected, the advantages are more obvious, the double-layer daylighting layer has the functions of serving as a display screen, protecting a double-layer shielding net and endowing a sound insulation function; shock-absorbing pad strips are added on the contact surfaces of the double-layer daylighting layer 7 and the frame and the pressing plate respectively, and the shock-absorbing pad strips are flame-retardant, so that the sealing performance and the sound insulation effect are guaranteed, and the glass is protected from being damaged. The double-layer daylighting layer 7 is designed to be hollow, and is beneficial to improving the shielding efficiency and the sound insulation effect.
The pressing plate 1 is connected with the extruded aluminum profile frame 4 through a rivet 3.
In the embodiment, the attenuation is more than or equal to 100dB within the frequency range of 1-450 MHz; sound insulation and noise reduction performance STC is more than or equal to 40 dB; the light transmittance is 75%, the definition is optimal, and no interference fringes exist. The installation is simple, convenient and fast, the use is safe and reliable, the service life is long, and the maintenance is avoided.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the above embodiments and descriptions are only preferred embodiments of the utility model and are not intended to limit the utility model, and that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a multi-functional high performance radio frequency shielding window, its characterized in that, including extrusion aluminium alloy frame (4), double-deck shielding net (5), double-deck daylighting layer (7), shock pad (9) and rubber layering (8), shock pad (9) set up in double-deck daylighting layer (7) with the contact surface of extrusion aluminium alloy frame (4) and the contact surface of double-deck daylighting layer (7) and clamp plate (1), extrusion aluminium alloy frame (4) are used for fixing double-deck shielding net (5) with the skeleton of double-deck daylighting layer (7).
2. The multifunctional high-performance radio frequency shielding window of claim 1, wherein: and the cavity of the extruded aluminum profile frame (4) is filled with glass fiber cotton (10).
3. The multifunctional high-performance radio frequency shielding window of claim 1, wherein: the double-layer shielding net (5) is a 16-mesh brass net or a 304 stainless steel net, and the net is shrunk, collapsed and fixed through a special rubber pressing strip.
4. The multifunctional high-performance radio frequency shielding window of claim 1, wherein: the distance between the double-layer shielding nets (5) is 50mm, the grids are staggered by 45 degrees, and black paint is sprayed after the double-layer shielding nets are installed.
5. The multifunctional high-performance radio frequency shielding window of claim 1, wherein: the double-layer daylighting layer (7) is made of glass or FRP materials, and the double-layer daylighting layer (7) is designed to be hollow.
6. The multifunctional high-performance radio frequency shielding window of claim 1, wherein: the pressing plate (1) is connected with the extruded aluminum profile frame (4) through a pulling rivet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122349891.XU CN216665451U (en) | 2021-09-27 | 2021-09-27 | Multifunctional high-performance radio frequency shielding window |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122349891.XU CN216665451U (en) | 2021-09-27 | 2021-09-27 | Multifunctional high-performance radio frequency shielding window |
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| CN216665451U true CN216665451U (en) | 2022-06-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738244A (en) * | 2021-09-27 | 2021-12-03 | 李志珍 | Multifunctional high-performance radio frequency shielding window and manufacturing method thereof |
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2021
- 2021-09-27 CN CN202122349891.XU patent/CN216665451U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738244A (en) * | 2021-09-27 | 2021-12-03 | 李志珍 | Multifunctional high-performance radio frequency shielding window and manufacturing method thereof |
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Effective date of registration: 20220801 Address after: 213000 No. 163-8, Dongfang East Road, Changzhou City, Jiangsu Province Patentee after: JIN LI DA ELECTRONIC (CHANGZHOU) CO.,LTD. Address before: 213025 No. 163-8, Dongfang East Road, Changzhou City, Jiangsu Province Patentee before: Li Zhizhen Patentee before: Li Jun |
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| TR01 | Transfer of patent right |