CN200997600Y - Waist clip of mobile equipment - Google Patents
Waist clip of mobile equipment Download PDFInfo
- Publication number
- CN200997600Y CN200997600Y CNU200620149023XU CN200620149023U CN200997600Y CN 200997600 Y CN200997600 Y CN 200997600Y CN U200620149023X U CNU200620149023X U CN U200620149023XU CN 200620149023 U CN200620149023 U CN 200620149023U CN 200997600 Y CN200997600 Y CN 200997600Y
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- Prior art keywords
- waist
- mobile device
- folder
- waist folder
- gap
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- Expired - Lifetime
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Abstract
A moving device belt clip, which comprises a belt clip handle (8) for clamping a moving device, is characterized in that the belt clip handle (8) is fixed to the end of the moving device (1) casing by a connection mechanism (9), of which the metal portion and an antenna in the moving device (1) are provided with a clearance in between in the vertical direction. The numeric area of the clearance meets the following formula: E<=F. Wherein, E is the signal attenuation value of the moving device (1), caused by the metal portion, and F is the self signal compensation value of the moving device (1) in this clearance.
Description
Technical field
The utility model relates to the portable unit of mobile subscriber equipment, the especially a kind of mobile device waist folder that can eliminate the influence of waist folder metal pair built-in aerial.
Background technology
Along with popularizing of various mobile devices, people carry these mobile devices through regular meeting, get in touch with other people at any time with convenient.Some mobile phone, intercom or have the portable terminal of call function to be provided with connector on its housing can connect the waist clamp mechanism that is used for fixing between people's waist, thereby make people can carry these mobile devices easily.
With the mobile phone is example, as shown in Figure 1, structural representation for existing mobile phone waist folder, the front panel 4 of mobile phone 1 is made of screen 2 and keyboard area 3, waist presss from both sides on the upper side the position of 6 operated by rotary motion at the backboard 5 of handset shell, and the front panel 4 of mobile phone is outside when wearing, and the center of gravity of mobile phone 1 is below the fixing point of waist folder 6, stability is better when carrying, difficult drop-off.When mobile phone had built-in antenna, it is inner by last position that the position of built-in aerial 7 is arranged on the mobile phone backboard usually, and position proper and waist folder 6 is very approaching.And when design waist folder, consider the needs of robustness, some parts of waist folder 6 (for example binding site and the elastomeric element of mobile phone and waist folder) need to adopt metal material to make.The parts that these metal materials are made can cause serious performance impact to built-in aerial 7, cause various radio frequency parameter indexs can't reach standard level, and have reduced speech quality.Waist folder for the mobile device except that mobile phone has such problem too.
The utility model content
The purpose of this utility model is at the harmful effect of the waist folder that has mobile device now to built-in aerial, a kind of mobile device waist folder has been proposed, can make that the mobile device waist folder of band built-in aerial had both been realized fixing, portable effect, can reduce or eliminate performance impact again, guarantee speech quality built-in aerial.
For achieving the above object, the utility model provides a kind of mobile device waist folder, comprise the waist tong handle (8) that is used to clamp mobile device (1), described waist tong handle (8) is fixed on the shell end of described mobile device (1) by bindiny mechanism (9), has a gap between the metal part of described bindiny mechanism (9) and the vertical direction of described mobile device (1) built-in aerial, the span in this gap satisfies following formula: E＜=F, wherein: the signal attenuation value of the mobile device (1) that E causes for this metal part branch, F is the signal compensation value of mobile device in this gap (1) self.
In technique scheme, the span in described gap further satisfies following formula: G＜=H, wherein: the maximum attenuation value of the signal of the mobile device (1) that G causes for this metal part branch, F is the minimum signal offset of mobile device in this gap (1) self.
Further, the metal of described bindiny mechanism (9) part and the vertical direction gap of the built-in aerial of described mobile device (1) are more than or equal to 5 millimeters.
In technique scheme, the vertical direction gap of the metal of described bindiny mechanism (9) part and the built-in aerial of described mobile device (1) is preferably greater than and equals 10 millimeters.
Because the built-in aerial of mobile device is arranged on the middle and upper part of postnotum usually, apart from upper and lower end parts certain clearance is arranged all, contain metal parts though therefore be arranged on the bindiny mechanism of upper and lower end parts, also can not cause serious disturbance, thereby guarantee speech quality the signal of built-in aerial.
When the vertical gap of the metal of the bindiny mechanism that is arranged on upper end part and the top edge of built-in aerial or the vertical gap of metal part and the lower limb of built-in aerial that is arranged on the bindiny mechanism of bottom are 5 millimeters or when above, can reduce the decay of signal, guarantee basic speech quality.
And when adopting the preferred vertical gap more than 10 millimeters of the utility model, be example with the 1800M frequency range, can make signal attenuation below 1.5dB, and the following signal attenuation of 1.5dB can be compensated by other modes, thereby guarantee good speech quality.
In technique scheme, described bindiny mechanism (9) comprising:
Waist folder support (13) cooperates with the shell end of described mobile device (1), is used to stablize described mobile device (1), becomes flexible preventing;
Waist folder snap close (10) is fastened in the described waist folder support (13), is used to connect described waist tong handle (8) and mobile device (1);
Waist folder spring (11) is pressed and is located between described waist tong handle (8) and the waist folder snap close (10), is used to provide described waist tong handle (8) to open or closed elastic force;
Waist folder axle (12) is arranged in described waist folder support (13), waist tong handle (8), waist folder snap close (10) and the waist folder spring (11), is used to connect described waist folder support (13), waist tong handle (8), waist folder snap close (10) and waist folder spring (11).
Further, described waist folder snap close (10) is provided with the through hole (16) that matches with the nut (14) of the shell end of described mobile device (1), is used for buckling into described nut (14) in bindiny mechanism (9) when being connected with mobile device (1).
Based on technique scheme, the utility model is fixing waist tong handle in the end of mobile device, its bindiny mechanism to a certain degree away from built-in aerial, reduced the interference of metal parts, thereby guaranteed speech quality built-in aerial; And the utility model is combined into a global facility with waist tong handle and bindiny mechanism, can insert the groove of mobile device easily, therefore can either guarantee connection stability, is convenient to the dismounting combination again; On waist folder snap close, also be provided with through hole, can when connecting, buckle into the nut of mobile device end, further increased bonding strength, reduced the possibility that waist tong handle comes off or becomes flexible.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the structural representation of existing mobile phone waist folder.
Fig. 2 is the side schematic view of an embodiment of the utility model mobile device waist folder.
Fig. 3 is the schematic perspective view of Fig. 2 embodiment.
Fig. 4 is the schematic diagram of the part of mobile device end among Fig. 2 embodiment.
Fig. 5 is the decomposing schematic representation of mobile device waist folder among Fig. 2 embodiment.
Embodiment
The mobile device built-in aerial the position is set usually in the middle and upper part of back plate, for fear of the influence of the metal parts of mobile device waist folder, its installation site need be adjusted to other positions to built-in aerial.Because the front panel of mobile device is generally screen and keyboard, then the middle and lower part of plate is generally the mounting portion of battery, and the end of mobile device then is installation site preferably.
In order to reach good speech quality, can carry out certain compensation to signal attenuation, if but signal attenuation is too many, also be difficult to recover normal speech quality even compensate, therefore the metal of bindiny mechanism part should satisfy following formula: E＜=F with the span in the vertical direction gap of built-in aerial, wherein: the signal attenuation value of the mobile device (1) that E causes for this metal part branch, F is the signal compensation value of mobile device in this gap.
For mobile device, vertical direction distance is directed to the signal of different frequency range can be different, is example with the signal of 1800M frequency range, when vertical direction gap during more than or equal to 5 millimeters, though the signal attenuation is very big, can reach basic conversation requirement through overcompensation.
In order to reach optimum efficiency, the span in gap should further satisfy following formula: G＜=H, wherein: the maximum attenuation value of the signal of the mobile device (1) that G causes for this metal part branch, F is the minimum signal offset of mobile device self in this gap.
The utility model provides a reference distance at the 1800M frequency range, and promptly the vertical direction distance is more than or equal to 10 millimeters.When distance when being 10 millimeters, signal attenuation is 1.5dB, if distance greater than 10 millimeters, then signal attenuation is lower, influences littler.For RF application, signal attenuation can compensate by some technological means, and the signal attenuation of 1.5dB can guarantee the excellent communications quality by the mode of compensation.Except the 1800M frequency range, the utility model still is suitable at other frequency ranges of mobile device, but will select suitable vertical direction distance at different frequency range.
As shown in Figure 2, side schematic view for an embodiment of the utility model mobile device waist folder, present embodiment is arranged on the upper end with mobile device waist folder, waist tong handle 8 is pressed close to the position of plate afterwards by the upper end that bindiny mechanism 9 is fixed on mobile device 1 ', the material of waist tong handle 8 is generally plastics, and other material also can.
Referring to Fig. 3-5, Fig. 3 is the schematic perspective view of Fig. 2 embodiment, syndeton 9 is made of waist folder support 13, waist folder axle 12, waist folder snap close 10 and waist folder spring 11, and waist folder axle 12 presss from both sides snap close 10, waist folder support 13, waist folder spring 11 and waist tong handle 8 with waist to be run through.Waist folder spring 11 is arranged between waist folder snap close 10 and the waist tong handle 8, produces elastic force when waist tong handle opens or be closed, to keep clamped condition.
Fig. 5 is the decomposing schematic representation of mobile device waist folder among Fig. 2 embodiment, in the time of assembling mobile device waist folder, " ∩ " that waist pressed from both sides spring 11 is partially embedded on the waist tong handle 8, then waist pressed from both sides snap close 10 and is pressed on the waist folder spring 11, and be pressed on the waist tong handle 8.Waist folder support 13 is pressed on waist folder snap close 10 and the waist folder spring 11, by waist folder axle 12 waist tong handle 8, waist folder support 13, waist folder snap close 10 and waist folder spring 11 polyphones is fixed up at last.
The waist clamping structure of the utility model design can be arranged on the upper end, also can be arranged on the bottom of mobile device, the position of selecting can be provided with according to the interface position of mobile device, if for example work as charging and signaling interface in the lower end, then the waist clamping structure be arranged on the upper end and be more excellent design.
Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (6)
1, a kind of mobile device waist folder, comprise the waist tong handle (8) that is used to clamp mobile device (1), it is characterized in that, described waist tong handle (8) is fixed on the shell end of described mobile device (1) by bindiny mechanism (9), has a gap between the metal part of described bindiny mechanism (9) and the vertical direction of described mobile device (1) built-in aerial, the span in this gap satisfies following formula: E＜=F, wherein: the signal attenuation value of the mobile device (1) that E causes for this metal part branch, F is the signal compensation value of mobile device in this gap (1) self.
2, mobile device waist folder according to claim 1, it is characterized in that, the span in described gap further satisfies following formula: G＜=H, wherein: the maximum attenuation value of the signal of the mobile device (1) that G causes for this metal part branch, F is the minimum signal offset of mobile device in this gap (1) self.
3, mobile device waist according to claim 1 folder is characterized in that, the metal part of described bindiny mechanism (9) and the vertical direction gap of the built-in aerial of described mobile device (1) are more than or equal to 5 millimeters.
4, mobile device waist according to claim 3 folder is characterized in that, the metal part of described bindiny mechanism (9) and the vertical direction gap of the built-in aerial of described mobile device (1) are more than or equal to 10 millimeters.
5, according to the arbitrary described mobile device waist folder of claim 1-4, it is characterized in that described bindiny mechanism (9) comprising:
Waist folder support (13) cooperates with the shell end of described mobile device (1), is used to stablize described mobile device (1), becomes flexible preventing;
Waist folder snap close (10) is fastened in the described waist folder support (13), is used to connect described waist tong handle (8) and mobile device (1);
Waist folder spring (11) is pressed and is located between described waist tong handle (8) and the waist folder snap close (10), is used to provide described waist tong handle (8) to open or closed elastic force;
Waist folder axle (12) is arranged in described waist folder support (13), waist tong handle (8), waist folder snap close (10) and the waist folder spring (11), is used to connect described waist folder support (13), waist tong handle (8), waist folder snap close (10) and waist folder spring (11).
6, mobile device waist folder according to claim 5, it is characterized in that, described waist folder snap close (10) is provided with the through hole (16) that matches with the nut (14) of the shell end of described mobile device (1), is used for buckling into described nut (14) in bindiny mechanism (9) when being connected with mobile device (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620149023XU CN200997600Y (en) | 2006-10-16 | 2006-10-16 | Waist clip of mobile equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620149023XU CN200997600Y (en) | 2006-10-16 | 2006-10-16 | Waist clip of mobile equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200997600Y true CN200997600Y (en) | 2007-12-26 |
Family
ID=38996035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200620149023XU Expired - Lifetime CN200997600Y (en) | 2006-10-16 | 2006-10-16 | Waist clip of mobile equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200997600Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110798239A (en) * | 2019-11-11 | 2020-02-14 | 徐州立讯信息科技有限公司 | Communication equipment for industrial wireless transmission |
-
2006
- 2006-10-16 CN CNU200620149023XU patent/CN200997600Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110798239A (en) * | 2019-11-11 | 2020-02-14 | 徐州立讯信息科技有限公司 | Communication equipment for industrial wireless transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20071226 |
|
| EXPY | Termination of patent right or utility model |