CN2575936Y - Bone-conducting and machine-conducting compatible receiver and telephone set thereof - Google Patents
Bone-conducting and machine-conducting compatible receiver and telephone set thereof Download PDFInfo
- Publication number
- CN2575936Y CN2575936Y CN 02288676 CN02288676U CN2575936Y CN 2575936 Y CN2575936 Y CN 2575936Y CN 02288676 CN02288676 CN 02288676 CN 02288676 U CN02288676 U CN 02288676U CN 2575936 Y CN2575936 Y CN 2575936Y
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- China
- Prior art keywords
- mobile phone
- electromagnetic wave
- antenna
- wave shielding
- shielding
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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.)
- Expired - Fee Related
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Abstract
The utility model relates to a radiation proof shield device of a mobile phone with a back built antenna. Electromagnetic wave shielding layers are arranged on an inner casing, an outer casing and/or an upper turning cover, a lower turning cover, an upper slide cover and a lower slide cover of the mobile phone. The antenna is electrically connected with a power amplifier feed line and is arranged on the outer side of the mobile phone, which is far away from a human body. An insulation isolating layer is arranged between the antenna and the electromagnetic wave shielding layers. The utility model can effectively protect the user of the mobile phone from damage by electromagnetic radiation for bidirectional conversation and the conversation quality of the mobile phone can not be influenced.
Description
Affiliated technical field:
The utility model relates to the electromagnetic compatibility technology field, especially a kind of back-positioned type antenna mobile phone protective shield of radiation shielding apparatus.
Background technology:
The mobile phone hand-held set is called for short mobile phone, the comprehensive launching electromagnetic wave of meeting when conversation, excessive or the long electromagnetic radiation meeting of mistake influences user's health, the mobile phone of commonly using is all to be arranged at the inboard that mobile phone relies on human body with answering device, display, keyboard, transmitter, when the user in when conversation, the device hole of answering of inner casing must be abutted in the ear position so that two-way call, in this i.e. head, brain position by antenna and inner casing radiation user constantly of electromagnetic wave simultaneously, and then work the mischief for user's health.
Have at present that to use the patch earphone be to lower electromagnetic radiation to one of effective ways of user's brains injury, but the patch earphone carries and uses relatively inconvenience; Also useful radiation proof paster is attached to answers device hole place, with this electromagnetic radiation shielding, is not electromagnetic wave emission source but answer place, device hole, and the area shield ranges of this paster is insignificant really, does not have the effect that the protection user is not subjected to the electromagnetic radiation injury; What is more is with the so-called electromagnetic wave film that absorbs, specification is introduced, be to stick in the outer cage of mobile phone, but absorbing the electromagnetic wave film can only consume the electro-magnetic wave absorption that is radiated on the film, and the electromagnetic wave of directive human body oppositely can not be absorbed the outside of mobile phone; If this film truly can oppositely be drawn onto electromagnetic wave on the film, the signal of mobile phone also just sends and has not gone out, and therefore can conclude that this film is invalid.
Summary of the invention:
Carry inconvenience or the good or not absolutely void shortcoming and defect of shield effectiveness in order to overcome above-mentioned mobile phone anti-electromagnetic radiation product, the utility model provides a kind of mobile phone anti-electromagnetic radiation screening arrangement, the interior outer cage of this screening arrangement and mobile phone and/or upper and lower renovating, upper and lower slip lid combines, antenna is arranged on the outside of mobile phone away from human body, easy to carry, shielding surface is big, screen is tight, effectively electromagnetic radiation shielding can normally send and received signal again user's injury.
The purpose of this utility model is to realize like this, electromagnetic wave shielding is combined with the inside and outside casing of mobile phone that engages mutually, antenna is arranged on the outside of outer cage, or antenna is arranged on the upturning lid of setting up electromagnetic wave shielding, or down turnover cover or last slip lid, or the outside of following slip lid, dielectric isolation layer is set between antenna and the electromagnetic wave shielding; Antenna is electrically connected with the power amplifier feeder line through contact or socket.When the comprehensive electromagnetic signals of antenna, the electromagnetic wave of directive human body is run into screening arrangement and is reflected to absorb away from the direction of human body or by electromagnetic wave shielding and consumes, reach the user and not injured by electromagnetic radiation, do not influence the purpose of speech quality again.
The interior outer cage of described electromagnetic wave shielding and mobile phone combines, outer cage is the powder of being manufactured or being joined by a certain percentage mixed shielding material by electromagnetic shielding material in manufacturing the raw material of housing in being meant, the interior outer cage that injection mo(u)lding is made in mould again; Can also be the inner surface and/or the outer surface of outer cage in shielding material is combined in by methods such as vacuum coating, stickup, coating, vapour deposition, hot pressing.Upturning lid, down turnover cover, last slip lid, following slip lid set up the implementation method of electromagnetic wave shielding and said method with.
Described electromagnetic wave shielding can be lamina reticularis, platy layer, paper tinsel shape layer, membranaceous layer, powder coated layer, and the surface of electromagnetic wave shielding can be made into curved surface shaped, corrugated face shape, fold plane shape, planar shaped.
Described antenna can be the antenna for mobile phone of different shapes such as linear, whip shape, sheet shape, erietiform, clavate.
Described electromagnetic wave shielding comprises the reflection electromagnetic wave screen, absorbs electromagnetic wave shielding, composite electromagnetic screen, and the material that constitutes the reflection electromagnetic wave screen has metallic conduction material and conducting polymer composite; Constituting the material that absorbs electromagnetic wave shielding has: 1, ferrite; 2, polycrystalline iron fiber series; 3, pottery series is mainly thyrite; 4, conducting polymer series, the p-phenylenediamine (PPD) schiff bases and the aliphat ethylenediamine Schiff that mainly contain aromatic amine subtract; 5, metal fine powder series; 6, nano material etc.The composite electromagnetic screen is to be composited with absorbing electromagnetic wave shielding by the reflection electromagnetic wave screen, and it absorbs electromagnetic wave shielding and is arranged on a side that relies on antenna for mobile phone, and the reflection electromagnetic wave screen is arranged on a side that relies on user's human body.
When electromagnetic wave shielding during, apply a dielectric isolation layer at the contact position corresponding to the contact position of the exposed circuit of mobile phone body and charging circuit and antenna exposed part.
The beneficial effects of the utility model are, the mobile phone shielding device is tight, and shielding surface is big, and shielding electromagnetic wave is to user's injury effectively; Electromagnetic wave shielding and casing or renovate or slip lid combines, simple in structure, easy to carry.
Description of drawings:
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is the vertical section structure schematic side view of the utility model embodiment 1.
Fig. 2 is the vertical section structure schematic side view of the utility model embodiment 2.
Fig. 3 is the vertical section structure schematic side view of the utility model embodiment 3.
Among the figure 1, the inner casing made of insulating material; 2, the outer cage of insulating material manufacturing; 3, have absorption electromagnetic wave shielding down turnover cover concurrently; 4, reflection electromagnetic wave screen; 5, antenna; 6, antenna power connection end; 7, antenna contact; 8, the following slip lid of insulating material manufacturing; 9, protection decorative layer; 10, dielectric isolation layer; 11, mobile phone body.
Embodiment:
Embodiment 1: referring to Fig. 1, the insulating material of making casing is placed respectively in the mould of inside and outside casing, antenna (5) is placed in the mould of outer cage, make antenna (5) fixed packet lie prostrate the outside in outer cage, antenna power connection end (6) exposes the inboard at outer cage, and casting becomes inner casing (1) and the outer cage of being made by insulating material (2); At the inner surface plating layer of aluminum film of inside and outside casing, i.e. reflection electromagnetic wave screen (4); At inside and outside surface applied one polyurethane lacquer of interior outer cage, promptly protect decorative layer (9); In the exposed section of antenna power connection end (6), apply a dielectric isolation layer (10) in advance corresponding to reflection electromagnetic wave screen (4).
Present embodiment engages cover mutually with inside and outside casing and covers mobile phone body (11) in use, and antenna power connection end (6) is electrically connected with the antenna contact (7) that is connected the power amplifier feeder line; As user during in two-way call, the electromagnetic wave that antenna sends by the reflection of the reflection electromagnetic wave screen on the casing to direction away from human body, thereby protected the user not to be subjected to the injury of electromagnetic radiation.
Embodiment 2: referring to Fig. 2, ferrite in the raw material confidential reference items amalgamation certainty ratio of making down turnover cover, casting becomes to have concurrently the down turnover cover (3) that absorbs electromagnetic wave shielding in mould, down turnover cover (3) is connected with the casing axle, the outside when its user mode applies an insulating barrier (10), the outside at insulating barrier (10) attaches antenna (5), and antenna (5) is electrically connected (plug not shown in the figures and socket) by plug with the socket that is connected the power amplifier feeder line; Apply an epoxy resin varnish in the outside of down turnover cover and antenna, promptly protect decorative layer (9); Inner surface at down turnover cover plates an attached aluminum membranous layer, and promptly reflection electromagnetic wave screen (4) is protected decorative layer (9) in the inner surface coating one of reflection electromagnetic wave screen (4).
Present embodiment is when user mode, and the composite electromagnetic screen absorption that the electromagnetic wave that antenna sends is set on the down turnover cover consumes, thereby has protected the user not to be subjected to the injury of electromagnetic radiation.
Embodiment 3: referring to Fig. 3, and inner casing (1) clamping that the following slip lid (8) that insulating material is made and insulating material are made, the following slip lid of making at insulating material (8) attaches antenna (5) away from a side of human body, and antenna (5) is electrically connected with the antenna contact; The side that the following slip lid of making at insulating material (8) relies on human body applies an aluminium film, and promptly reflection electromagnetic wave screen (4) at the surface applied one polyurethane varnish of reflection electromagnetic wave screen, is promptly protected decorative layer (9).
Claims (9)
1, a kind of back-positioned type antenna mobile phone protective shield of radiation shielding apparatus, it have the antenna of mobile phone, mutually engaging or an inner casing of combination and an outer cage, upturning lid, down turnover cover, go up slip lid, following slip lid, it is characterized in that: at the inside and outside casing and/or the upturning lid of mobile phone, and/or down turnover cover, and/or go up slip lid, and/or glide to covering electromagnetic wave shielding is set; Antenna is electrically connected with the power amplifier feeder line, when being arranged on the mobile phone user mode away from the outside of human body; Between antenna and the electromagnetic wave shielding dielectric isolation layer is set; The arranged outside protection decorative layer of antenna; When electromagnetic wave shielding during, apply a dielectric isolation layer at the contact position corresponding to the exposed circuit of mobile phone body and charging circuit contact position.
2, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: the inside and outside casing of mobile phone is by the electromagnetic shielding material manufacturing, and/or its inner surface and/or its outer surface plating or coated electromagnetic wave shielding, antenna is arranged on the outside of outer cage.
3, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: the upturning lid on the mobile phone is by the electromagnetic shielding material manufacturing, and/or its inner surface and/or its outer surface plating or coating electromagnetic wave shielding, the outside of upturning lid when antenna is arranged on the mobile phone user mode.
4, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: the down turnover cover of mobile phone is by the electromagnetic shielding material manufacturing, and/or its inner surface and/or its outer surface plating or coating electromagnetic wave shielding, the outside of down turnover cover when antenna is arranged on the mobile phone user mode.
5, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: the last slip lid of mobile phone is by the electromagnetic shielding material manufacturing, and/or its inner surface and/or its outer surface plating or coated electromagnetic wave shielding, the outside of going up slip lid when antenna is arranged on the mobile phone user mode.
6, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: the following slip lid of mobile phone is by the electromagnetic shielding material manufacturing, and/or its inner surface and/or its outer surface plating or coated electromagnetic wave shielding, antenna is arranged on the mobile phone user mode outside of slip lid at present.
7, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: described electromagnetic wave shielding is the reflection electromagnetic wave screen.
8, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1 is characterized in that: described electromagnetic wave shielding is to absorb electromagnetic wave shielding.
9, back-positioned type antenna mobile phone protective shield of radiation shielding apparatus according to claim 1, it is characterized in that: described electromagnetic wave shielding is the composite electromagnetic screen, it absorbs electromagnetic wave shielding and is arranged on a side that relies on antenna for mobile phone, and the reflection electromagnetic wave screen is arranged on a side that relies on user's human body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02288676 CN2575936Y (en) | 2001-11-26 | 2002-11-25 | Bone-conducting and machine-conducting compatible receiver and telephone set thereof |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN01275048 | 2001-11-26 | ||
CN01275051 | 2001-11-26 | ||
CN01275051.4 | 2001-11-26 | ||
CN01275048.4 | 2001-11-26 | ||
CN 02288676 CN2575936Y (en) | 2001-11-26 | 2002-11-25 | Bone-conducting and machine-conducting compatible receiver and telephone set thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2575936Y true CN2575936Y (en) | 2003-09-24 |
Family
ID=34068618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02288676 Expired - Fee Related CN2575936Y (en) | 2001-11-26 | 2002-11-25 | Bone-conducting and machine-conducting compatible receiver and telephone set thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2575936Y (en) |
-
2002
- 2002-11-25 CN CN 02288676 patent/CN2575936Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |