CN201112548Y - Telescopic antenna structure adapted for wireless terminal - Google Patents
Telescopic antenna structure adapted for wireless terminal Download PDFInfo
- Publication number
- CN201112548Y CN201112548Y CNU2007201224768U CN200720122476U CN201112548Y CN 201112548 Y CN201112548 Y CN 201112548Y CN U2007201224768 U CNU2007201224768 U CN U2007201224768U CN 200720122476 U CN200720122476 U CN 200720122476U CN 201112548 Y CN201112548 Y CN 201112548Y
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- antenna
- antenna body
- telescopic
- supporting member
- telescopic antenna
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Abstract
The utility model discloses a telescopic antenna structure for wireless terminals, comprising a telescopic antenna body, a support member, a printed circuit board, an antenna supporting tube, a guiding tube, and a leaf spring. The telescopic antenna body comprises a multistage drawbar set and an antenna body fixing rod, and the multistage drawbar set is hinged with the antenna body fixing rod; the support member is incorporated in a wireless terminal; the printed circuit board is positioned inside the support member and inserted into the support member via the hole on the support member, and the bottom of the printed circuit board is fixed on a threaded seat of the support member via threads; the internal diameter of the antenna body is matched with the external diameter of the multistage drawbar set and the antenna body fixing rod; the antenna supporting tube is sheathed on the telescopic antenna body to support the telescopic antenna body and serves as a passage to allow the telescopic antenna body to conduct telescopic movement inside and outside the support member; the guiding tube is positioned inside the support member to guide the movement of the telescopic antenna body; the leaf spring is positioned inside the support member and connected with the antenna supporting tube and the printed circuit board, one end of the leaf spring is fixed with the printed circuit board, and the other end of the leaf spring is tightly attached to the antenna supporting tube under elasticity.
Description
Technical field
The utility model relates to a kind of antenna structure that is applicable to wireless terminal.
Background technology
The wireless terminal devices such as notebook computer that carry out transfer of data by the wireless connections network all have internal or external antenna assembly.
Antenna is the interface of radio signal emission and reception.The function of transmitting antenna is not have launching of distortion with electromagnetic wave is complete, the function of reception antenna is that the electromagnetic energy that will receive changes the electric current that can be received the device processing of circuit into, therefore it need adjust to suitable frequency, eliminate the noise in environment and the communication process, faint signal is carried out processing and amplifying.
Radio signal is a kind of radiofrequency signal, and it exists the problem of interference, and particularly in the narrow and small inner space of notebook computer, it is particularly outstanding that this interference seems, its noticeable response is exactly that poor signal quality and signal strength signal intensity are low.Everybody used notebook computer at present, its built-in MINIPCI slot is mostly in the bottom or the inside of machine, and therefore, the radio-frequency (RF) transceiver of MINIPCI wireless network card also just at these several positions, links to each other with antenna by coaxial cable.Loss will take place in wireless signal in through the coaxial cable transmission, add up and will reach 1～3 decibel.
The position of antenna also is the key factor that is related to its signal quality.Antenna is a kind of directivity element in itself, and it can only be at specific direction radiation high strength energy, and the putting position of antenna will have influence on the effect of radio frequency field pattern to a great extent.The commercial notebook computer of present many moneys has reduced its signal transfer quality because the position of its antenna is relatively poor.
On the other hand, the antenna that wireless terminal device etc. have is called as coaxial antenna or sleeve-dipole antenna, and these all are the vertical-type antennas, directly are incorporated into the terminal fuselage, also can be incorporated under different situations on the printed circuit board (PCB) in the terminal fuselage.For the latter, antenna can not be directly installed on the printed circuit board (PCB), need in the inside of wireless terminal other supporting member to be set earlier, after antenna was inserted, the general mode of welding that adopts coupled together antenna and printed circuit board (PCB).The shortcoming that adopts welding manner is the phenomenon that can produce rosin joint or sealing-off, is unfavorable for the stable transfer of data-signal, occurs problems such as " going offline " easily.In addition, the thickness of general supporting member is thinner relatively, is easy to generate to distort or problem such as angular misalignment, antenna can't be fixed on the position that needs, the problem that exists antenna to rock or move.
The utility model content
Problem to be solved in the utility model provides a kind of conserve space, the simple and firm telescopic antenna structure that is applicable to wireless terminal in location.
The technical scheme that the utility model adopted is: the telescopic antenna structure that is applicable to wireless terminal comprises the telescopic antenna body; supporting member; printed circuit board (PCB); the antenna stay pipe; guide wire; reed; described telescopic antenna body comprises multistage pull bar group and antenna body fixed lever; described multistage pull bar group and antenna body fixed lever are hinged; described supporting member is incorporated in the wireless terminal; described printed circuit board (PCB) is positioned at supporting member; other materials that described antenna stay pipe adopts metal material or has a metal level are made; insert in the supporting member by the hole on the supporting member; the bottom is fixed on the threaded block of supporting member by screw thread; internal diameter and multistage pull bar group; the external diameter of antenna body fixed lever matches; described antenna stay pipe entangles the telescopic antenna body to support and to carry out with sliding type inside and outside supporting member as the telescopic antenna body passage of stretching motion; described guide wire is positioned at supporting member inside; the body motion of guiding telescopic antenna also shields; described reed is positioned at supporting member inside; connect antenna stay pipe and printed circuit board (PCB); one end is fixed on printed circuit board (PCB); the other end is close to the antenna stay pipe under the elastic force effect; by this version; the telescopic antenna body can support inwall along antenna and move; both can be positioned over supporting member inside; also can be positioned over the supporting member outside; when being positioned at the supporting member outside, can be rotated in level and vertical direction.
In the such scheme, described multistage pull bar group comprises the two poles of the earth pull bar at least.
Described antenna body bottom of fixed has limited cap and lives the antenna stay pipe in order to avoid whole telescopic antenna body is pulled out in order to contact when pulling out telescopic antenna body arrival range.
Described multistage pull bar group top is provided with antenna cap.
Range when described supporting member is provided with stop block in order to the withdrawal of restriction telescopic antenna body, also can adopt with the nearly antenna side of printed circuit board (PCB) bottom protrude a part of as stop block the range during in order to the withdrawal of restriction telescopic antenna body.
The beneficial effects of the utility model are: compared with prior art, following remarkable advantage is arranged:
1, rational in infrastructure, adaptability is strong, Tiebar structure has not only been saved the space, and can stretch as required to guarantee to obtain the good signal quality, can be according to the position of signal quality flexible antenna body, make it can be positioned at supporting member inside, outside and can adjusting angle, to obtain best signal transmission effect;
2, simple in structure, easy to assembly, traditional antenna fixed form is to adopt the welding manner fixed antenna, and adopt the mode fixed antenna of spiral owing to need not weld, therefore assemble convenient, helical structure can guarantee that the location is simple and firm, thereby can obtain the good communication laser propagation effect;
3, reduce maintenance cost, traditional antenna fixed form is to adopt the welding manner fixed antenna, and this may cause sealing-off, rosin joint and snap phenomenon.And adopt the mode fixed antenna of spiral, and then avoided the generation of above-mentioned situation, and eliminated by sealing-off, rosin joint and the maintenance cost that reason is brought such as snap, therefore have the long-range effect that reduces whole maintenance cost.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the front elevation that has the Tiebar structure antenna that is applicable to wireless terminal of the present utility model;
Fig. 2 is the oblique view after telescopic antenna body, antenna stay pipe, guide wire, reed and the PCB assembling;
Fig. 3 is the local afterwards oblique view that amplifies of telescopic antenna body, antenna stay pipe, guide wire, reed and PCB assembling;
Fig. 4 is be connected with the antenna stay pipe partly local amplification oblique drawing of supporting member;
Fig. 5 a, Fig. 5 b are the front elevation when being positioned at the supporting member outside after antenna stay pipe and antenna body are assembled;
Fig. 6 is the front elevation when being positioned at the supporting member the inside after antenna stay pipe and antenna body are assembled.
Wherein, Reference numeral:
10-telescopic antenna body 11-antenna stay pipe
The 110-screw thread
12-antenna body fixed lever 120-fixed lever limited cap
The multistage pull bar group of 13-one-level pull bar
The multistage pull bar group of 14-secondary pull bar 15-antenna cap
20-supporting member 21-antenna stay pipe inserts mouth
22-threaded block 23-guide wire slot
30-guide wire 40-printed circuit board (PCB) (PCB)
41-antenna stop block 50-reed
Embodiment
Fig. 1 is the front elevation that is applicable to the telescopic antenna structure of wireless terminal of the present utility model, as shown in the figure, the telescopic antenna structure that is applicable to wireless terminal comprises telescopic antenna body 10, supporting member 20, printed circuit board (PCB) (PCB) 40, antenna stay pipe 11, guide wire 30, connects the reed 50 of antenna stay pipe 11 and printed circuit board (PCB) (PCB) 40, the visible Fig. 2 in more detailed position, Fig. 3 of reed 50.
As shown in Figure 2, antenna stop block 41 is parts that printed circuit board (PCB) (PCB) 40 protrudes, under the prerequisite that guarantees printed circuit board (PCB) (PCB) 40 operate as normal, range when utilizing a part that printed circuit board (PCB) (PCB) 40 protrudes to do antenna stop block 41 with the withdrawal of restriction telescopic antenna body, not only can satisfy limit function, and the structural design advantages of simple.
Reed 50 among Fig. 3 is used for connecting antenna stay pipe 11 and printed circuit board (PCB) (PCB) 40, one end of reed 50 inserts in the slot of printed circuit board (PCB) (PCB) 40, the other end is close to the outer wall of antenna stay pipe 11 under the effect of elastic force, reed 50 integral body are positioned in the slot of supporting member 20 inside.At printed circuit board (PCB) (PCB) 40; under the acting in conjunction of antenna stay pipe 11 and supporting member 20; the location of reed 50 is very firm; other materials that antenna stay pipe 11 adopts metal materials or has a metal level are made; as shown in Figure 4; insert in the supporting member 20 by the hole on the supporting member 20 21; the bottom is fixed on the threaded block 22 of supporting member 20 by screw thread 110; antenna stay pipe 11 internal diameters and multistage pull bar group; the external diameter of antenna body fixed lever 12 matches; antenna stay pipe 11 entangles the telescopic antenna body to support and to carry out with sliding type inside and outside supporting member as the telescopic antenna body passage of stretching motion; guide wire 30 is positioned at supporting member 20 inside, and the body motion of guiding telescopic antenna also shields.
Fig. 4 is be connected with the antenna stay pipe partly local amplification oblique drawing of supporting member, the material of supporting member 20 can adopt plastics or rubber, it is parts of supporting member 20 that the antenna stay pipe inserts mouth 21, adopt through-hole structure, it is the installation inlet of antenna stay pipe 11, the height that the antenna stay pipe inserts mouth 21 is 3.3mm, diameter is 4mm, threaded block 22 is parts of supporting member 20, its inwall has the screw thread that matches with screw thread 111, and antenna stay pipe 11 is fixed on threaded block 22 places after antenna stay pipe insertion mouth 21 enters, guide wire slot 23 is parts of supporting member 20, highly is 2mm.One end of guide wire 30 is enclosed within the outer wall of guide wire slot 23, and the other end is inserted in (referring to Fig. 2) on the antenna stop block 41.Notice that above-mentionedly everyly be of a size of one for example, its actual size should be decided according to actual conditions.
Fig. 5 a, Fig. 5 b are the view of stretching out of telescopic antenna body 10, telescopic antenna body 10 comprises multistage pull bar group and antenna body fixed lever 12, multistage pull bar group and antenna body fixed lever 12 are hinged, multistage pull bar group comprises one-level pull bar 13, secondary pull bar 14 and antenna cap 15, and secondary pull bar 14 can shrink in one-level pull bar 13.Telescopic antenna body (comprising the firsts and seconds pull bar) can be positioned at the antenna stay pipe 11 and supporting member 20 outsides, also can shrink and be positioned at its inside, and during this example was implemented, antenna body had the two-stage pull bar, also can design multistage pull bar according to actual conditions.
Fig. 5 a is the state of telescopic antenna body 10 when stretching out fully, and Fig. 5 b is the state that one-level pull bar 13 turn 90 degrees in xoy plane inward turning.In fact, the anglec of rotation of one-level pull bar 13 in the xoy plane can be greater than 90 degree, because antenna body fixed lever 12 can slide in antenna stay pipe 11 inside, therefore, antenna body fixed lever 12 can drive one-level pull bar 13, secondary pull bar 14 and antenna cap 15 and carry out 360 degree rotations in perpendicular to the plane of x axle, above-mentioned two kinds of rotation modes can guarantee that antenna is in the optimum position, thereby obtain the good signal laser propagation effect.
Fig. 6 is the state that is positioned over after telescopic antenna body 10 shrinks fully in the guide wire 30, be clear display, so guide wire 30 is omitted, among Fig. 6, therefore the diameter of fixed lever limited cap 120 that is positioned at antenna body fixed lever 12 bottoms can guarantee that telescopic antenna body 10 can not be drawn out supporting member 20 greater than the diameter of antenna stay pipe 11 inwalls.In like manner, antenna cap 15 can guarantee that telescopic antenna body 10 can not be pushed in the supporting member 20.
In sum, the utility model is rational in infrastructure, and adaptability is strong, and is simple in structure, easy to assembly, and can reduce maintenance cost.The utility model can make the position that antenna is securely fixed in to be needed, thereby can obtain the good signal transmission quality.
The above only is a better embodiment of the present utility model; can not limit the utility model; the utility model can also have other various embodiments; under the situation that does not deviate from the utility model spirit and essence; those of ordinary skill in the art can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the appended claim protection range of the utility model.
Claims (6)
1; a kind of telescopic antenna structure that is applicable to wireless terminal; it is characterized in that: the described telescopic antenna structure of wireless terminal that is applicable to comprises the telescopic antenna body; supporting member; printed circuit board (PCB); the antenna stay pipe; guide wire; reed; described telescopic antenna body comprises multistage pull bar group and antenna body fixed lever; described multistage pull bar group and antenna body fixed lever are hinged; described supporting member is incorporated in the wireless terminal; described printed circuit board (PCB) is positioned at supporting member; described antenna stay pipe inserts in the supporting member by the hole on the supporting member; the bottom is fixed on the threaded block of supporting member by screw thread; internal diameter and multistage pull bar group; the external diameter of antenna body fixed lever matches; described antenna stay pipe entangles the telescopic antenna body to support and to carry out with sliding type inside and outside supporting member as the telescopic antenna body passage of stretching motion; described guide wire is positioned at supporting member inside; the body motion of guiding telescopic antenna also shields; described reed is positioned at supporting member inside; connect antenna stay pipe and printed circuit board (PCB); one end is fixed on printed circuit board (PCB), and the other end is close to the antenna stay pipe under the elastic force effect.
2, be applicable to the telescopic antenna structure of wireless terminal according to claim 1, it is characterized in that: described multistage pull bar group comprises the two poles of the earth pull bar at least.
3, be applicable to the telescopic antenna structure of wireless terminal as claimed in claim 1 or 2, it is characterized in that: described antenna body bottom of fixed has limited cap in order to prop up the antenna stay pipe in order to avoid whole telescopic antenna body is pulled out when pulling out telescopic antenna body arrival range.
4, as being applicable to the telescopic antenna structure of wireless terminal as described in the claim 3, it is characterized in that: described multistage pull bar group top is provided with antenna cap.
5, be applicable to the telescopic antenna structure of wireless terminal according to claim 1, it is characterized in that: the range when described supporting member is provided with stop block in order to the withdrawal of restriction telescopic antenna body.
6, be applicable to the telescopic antenna structure of wireless terminal according to claim 1, it is characterized in that: the range when the nearly antenna side of described printed circuit board (PCB) bottom protrusion some is withdrawn in order to restriction telescopic antenna body as stop block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201224768U CN201112548Y (en) | 2007-08-27 | 2007-08-27 | Telescopic antenna structure adapted for wireless terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201224768U CN201112548Y (en) | 2007-08-27 | 2007-08-27 | Telescopic antenna structure adapted for wireless terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201112548Y true CN201112548Y (en) | 2008-09-10 |
Family
ID=39964298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201224768U Expired - Fee Related CN201112548Y (en) | 2007-08-27 | 2007-08-27 | Telescopic antenna structure adapted for wireless terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201112548Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931120A (en) * | 2010-06-30 | 2010-12-29 | 惠州Tcl移动通信有限公司 | Handheld terminal and antenna structure thereof |
| CN102938491A (en) * | 2012-09-28 | 2013-02-20 | 华为终端有限公司 | Antenna, combined antenna and mobile terminal |
| WO2013053124A1 (en) * | 2011-10-13 | 2013-04-18 | 松下电器产业株式会社 | Portable terminal |
| CN105932395A (en) * | 2016-05-31 | 2016-09-07 | 芜湖辉灿电子科技有限公司 | Multifunctional dual-purpose mobile phone antenna |
| CN110416685A (en) * | 2018-04-28 | 2019-11-05 | Oppo广东移动通信有限公司 | Electronic device |
| CN111917905A (en) * | 2019-05-10 | 2020-11-10 | 北京小米移动软件有限公司 | Terminal and peripheral for terminal |
-
2007
- 2007-08-27 CN CNU2007201224768U patent/CN201112548Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931120A (en) * | 2010-06-30 | 2010-12-29 | 惠州Tcl移动通信有限公司 | Handheld terminal and antenna structure thereof |
| WO2013053124A1 (en) * | 2011-10-13 | 2013-04-18 | 松下电器产业株式会社 | Portable terminal |
| CN102938491A (en) * | 2012-09-28 | 2013-02-20 | 华为终端有限公司 | Antenna, combined antenna and mobile terminal |
| CN102938491B (en) * | 2012-09-28 | 2014-12-10 | 华为终端有限公司 | Antenna, combined antenna and mobile terminal |
| US9806396B2 (en) | 2012-09-28 | 2017-10-31 | Huawei Device Co., Ltd. | Antenna, combination antenna, and mobile terminal |
| CN105932395A (en) * | 2016-05-31 | 2016-09-07 | 芜湖辉灿电子科技有限公司 | Multifunctional dual-purpose mobile phone antenna |
| CN110416685A (en) * | 2018-04-28 | 2019-11-05 | Oppo广东移动通信有限公司 | Electronic device |
| US10931001B2 (en) | 2018-04-28 | 2021-02-23 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic apparatus and smartphone |
| CN111917905A (en) * | 2019-05-10 | 2020-11-10 | 北京小米移动软件有限公司 | Terminal and peripheral for terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20160827 |