CN204598200U - Direct insertion HDMI television rod - Google Patents
Direct insertion HDMI television rod Download PDFInfo
- Publication number
- CN204598200U CN204598200U CN201520241554.0U CN201520241554U CN204598200U CN 204598200 U CN204598200 U CN 204598200U CN 201520241554 U CN201520241554 U CN 201520241554U CN 204598200 U CN204598200 U CN 204598200U
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- China
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- pcb board
- direct insertion
- hdmi
- shell
- television rod
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Abstract
The utility model relates to a kind of direct insertion HDMI television rod, comprise shell, pcb board and PIFA antenna, one end of pcb board is provided with HDMI plug, the side of pcb board is provided with charging inlet, position shell corresponding to charging inlet offers the opening exposing this charging inlet, and HDMI plug stretches out outside shell; PIFA antenna and pcb board are electrical connected, and PIFA astronomical cycle is on shell, and PIFA antenna is positioned at position corresponding away from one end of HDMI plug on pcb board.By installing PIFA antenna on the other end of the shell of television rod, thus utilize the back metal casing of body of wall and television set as signal reflex face by PIFA antenna, avoid the screening effect of television set back metal casing, solve the impact of TV metal-back on the resonance field of antenna, improve WIFI performance.
Description
Technical field
The utility model belongs to TV accessory field, particularly relates to a kind of direct insertion HDMI television rod.
Background technology
Along with the development of TV and network, the display screen of television set makes and more and more comes greatly, and the thickness of television set is more and more thinner.The also similar tabular that television set makes.Connect the needs of outer setting, reading external data for adapting to television set, existing telephone machine generally can arrange HDMI and USB interface.HDMI is (English: High Definition Multimedia Interface) HDMI (High Definition Multimedia Interface), it is a kind of digitized video/audio interface technology, it is the tailored version digital interface of applicable image transmission, it can transmit audio frequency and signal of video signal simultaneously, and the maximum data transmission speed is 2.25GB/s.Television set is connected with external equipment by HDMI, shows the high-definition data that external equipment exports.And along with the development of Web TV, video resource, television rod is also thereupon raw.Television rod is a kind of with HDMI plug, the product of similar USB flash disk shape, can transmit the high-definition signal on network to television set.Television rod generally can arrange charging inlet, to power for television rod.And in order to keep television set front attractive in appearance, the middle case at the television set back side protrudes, the HDMI of television set and USB interface are then arranged on the side of this casing projection.When equipment such as plug-in mounting television rod, USB flash disks on these interfaces, these equipment are then positioned at the back side of television set, and the inside mainboard of television set and fixing iron plate can shelter from these equipment.And the antenna of TV rod is generally its mainboard parallel, and be arranged on mainboard.In addition, when HDMI 1080P signal exports, clock signal is 148.5MHZ, and frequency multiplication, to 2.376GHZ, causes the Integral lifting of WIFI 2.4G band noise like this.Television rod inserts after TV, WIFI antenna from TV especially close to, be subject to the interference of HDMI signal radiation, WIFI hydraulic performance decline.
When the HDMI plug of television rod inserts in the HDMI of television set, television rod antenna can be parallel with the back side of television set, TV metal-back can affect the resonance field of television rod WIFI antenna, the wifi performance of television rod is caused obviously to decline, have a strong impact on the wireless connections with router, and then affect online displaying video effect.
Utility model content
The purpose of this utility model is to provide a kind of direct insertion HDMI television rod, is intended to solve existing television rod and inserts the problem that after on television set, wifi performance can obviously decline.
The utility model realizes like this, a kind of direct insertion HDMI television rod, comprise shell and be installed on the pcb board in described shell, one end of described pcb board is provided with HDMI plug, the side of described pcb board is provided with the charging inlet for powering for this direct insertion HDMI television rod, the position described shell corresponding to described charging inlet offers the opening exposing this charging inlet, and described HDMI plug stretches out outside described shell; Described direct insertion HDMI television rod also comprises PIFA antenna, and described PIFA antenna and described pcb board are electrical connected, and described PIFA astronomical cycle is on described shell, and described PIFA antenna is positioned at position corresponding away from one end of described HDMI plug on described pcb board.
Further, described PIFA antenna fits in the opposite inner face of described shell.
Further, the metal also comprising the counter electrode pin for supporting described PIFA antenna draws pin, and described metal draws pin and is fixed on described pcb board.
Further, described PIFA antenna is stamped to form by sheet metal.
Further, also comprise the radome on the two sides for covering in described pcb board, described radome and described pcb board are fixedly linked, and described radome is located in described shell.
Further, described radome comprise be placed on described pcb board one side on the first metallic plate and be placed on the second metallic plate on described pcb board another side.
Further, the side of described first metallic plate is bent with the first support chip towards the direction of described pcb board, and described first support chip is fixed on described pcb board.
Further, the two sides of described pcb board is also separately installed with the support frame for supporting described radome, and described support frame is located in described radome.
Further, also comprise the heat dissipating housing being located at the described HDMI plug position corresponding with described pcb board junction, described heat dissipating housing is buckled on described radome.
Further, described shell comprises the first housing and the second housing that mutually fasten, and described first housing covers in the one side of described pcb board, and described second housing covers on the another side of described pcb board; Described PIFA antenna fits in the opposite inner face of described second housing.
The utility model by installing PIFA antenna on the other end of the shell of television rod, thus utilize the back metal casing of body of wall and television set as signal reflex face by PIFA antenna, not only avoid the screening effect of television set back metal casing, solve the impact of TV metal-back on the resonance field of antenna, also improve WIFI performance; In addition, PIFA antenna is arranged on the other end of casing, away from the HDMI of television set, can reduces and come from the radiated interference of television set to the impact of the WIFI performance of direct insertion HDMI television rod when HDMI transmits 1080P.
Accompanying drawing explanation
Fig. 1 is the perspective view of a kind of direct insertion HDMI television rod that the utility model embodiment provides;
Fig. 2 is the first decomposition texture schematic diagram of the direct insertion HDMI television rod of Fig. 1;
Fig. 3 is the structure for amplifying schematic diagram of part A in Fig. 2.
Fig. 4 is the decomposition texture schematic diagram of the other direction of the direct insertion HDMI television rod of Fig. 2.
Fig. 5 is the decomposition texture schematic diagram of the second direction of the direct insertion HDMI television rod of Fig. 1.
Fig. 6 is the decomposition texture schematic diagram of the third direction of the direct insertion HDMI television rod of Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, Fig. 2 and Fig. 4, the direct insertion HDMI television rod 100 of the one that the utility model embodiment provides, comprises shell 20, pcb board 10 and PIFA antenna 30; The wherein main electronic device installing television rod on pcb board 10, thus use as mainboard.Pcb board 10 is arranged in shell 20, protects pcb board 10 by shell 20.One end of pcb board 10 is provided with HDMI plug 11, HDMI plug 11 and stretches out outside shell 20, to be connected with the HDMI of television set.The side of pcb board 10 is provided with charging inlet 12, and position shell 20 corresponding to charging inlet 12 offers the opening 24 exposing this charging inlet 12, to power for this direct insertion HDMI television rod 100.PIFA antenna 30 is arranged on shell 20, and PIFA antenna 30 is positioned at pcb board 10 away from position corresponding to one end of HDMI plug 11, and namely PIFA antenna 30 and HDMI plug lay respectively at the opposite end of shell 20; PIFA antenna 30 and pcb board 10 are electrical connected, and to carry out wireless receiving and transmission by PIFA antenna 30 and outside router, namely realize WIFI function.
By installing PIFA antenna 30 on the other end of the shell 20 of television rod, thus utilize the back metal casing of body of wall and television set as signal reflex face by PIFA antenna 30, not only avoid the screening effect of television set back metal casing, solve the impact of TV metal-back on the resonance field of antenna, also improve WIFI performance; .
In addition, because current WIFI signal frequency range is able to do in time for 2.4G frequency range; And during current HDMI 1080p Signal transmissions, clock signal is 148.5MHz, frequency multiplication is to 2.376GHz; The entirety of WIFI 2.4G band noise can be caused like this to raise, and when namely antenna is close to television set HDMI, the interference that can be subject to television set radiation is larger; And PIFA antenna 30 is arranged on the other end of casing, away from the HDMI of television set, can reduce and come from the radiated interference of television set to the impact of the antenna of direct insertion HDMI television rod when HDMI transmits 1080P.
In the present embodiment, charging inlet 12 is miniUSB interface; In other embodiments, charging inlet 12 also can be USB interface.By data wire, charging inlet 12 is connected with the USB port on television set to facilitate, by television set, this direct insertion HDMI television rod 100 is powered, this direct insertion HDMI television rod 100 easy to use.In other embodiments, charging inlet 12 also can be other interface, by external adapter for this direct insertion HDMI television rod 100 is powered.
Refer to Fig. 2, Fig. 3 and Fig. 4, further, PIFA antenna 30 is fitted in the opposite inner face of shell 20, easy for installation, simple.PIFA antenna 30 can be fixed by bonded adhesives and is bonded on shell 20 particularly, also can be fixed on shell 20 by PIFA antenna 30 by melting.PIFA antenna 30 is fixed on the inner surface of shell 20, also can protects PIFA antenna 30 by shell 20.
Further, this direct insertion HDMI television rod 100 also comprises metal and draws pin 18, and metal draws pin 18 and is fixed on pcb board 10.Metal draws pin 18 for supporting the counter electrode pin 31 of PIFA antenna 30; Namely draw by metal the electrode pin 31 that PIFA antenna 30 supported by pin 18, to realize being electrical connected of PIFA antenna 30 and pcb board 10, easy for installation.This realizes in example, and it is two that metal draws pin 18, is electrical connected respectively with two electrode pins 31 of PIFA antenna 30.Certainly, in other embodiments, in order to make PIFA antenna 30 and pcb board 10 well be electrically connected, wire also can be used to be connected, and the corresponding multiple metal of each electrode pin 31 of PIFA antenna 30 draws pin 18.It can be telescopic spring pin that metal draws pin 18, also can be the structural details such as elasticity.
Further, PIFA antenna 30 is stamped to form by sheet metal, and processing and fabricating is convenient, simple, cost is low.In other embodiments, PIFA antenna 30 also can be that sheet metal cutting forms, or directly casting forms etc.
Refer to Fig. 2, Fig. 4, Fig. 5 and Fig. 6, further, this direct insertion HDMI television rod 100 also comprises the metal cap 40 on the two sides for covering in pcb board 10, and metal cap 40 and pcb board 10 are fixedly linked, and metal cap 40 is located in shell 20.Arrange metal cap 40, cover on pcb board 10, shield pcb board 10 by metal cap 40, the electronic device on minimizing pcb board 10 on the impact of PIFA antenna 30, thus improves the performance of PIFA antenna 30 further.In addition, metal cap 40 is set and also can be dispelled the heat to the electronic device on pcb board 10 by metal cap 40, improve radiating efficiency.
In the present embodiment, metal cap 40 comprise be placed on pcb board 10 one side on the first metallic plate 41 and the second metallic plate 42 of being placed on pcb board 10 another side.Form metal cap 40 by the first metallic plate 41 and the second metallic plate 42, structure is simple, easy to process.In other embodiments, one piece of sheet metal bent can also be used to wrap up the two sides of pcb board 10.
In the present embodiment, the side of the first metallic plate 41 is bent with the first support chip 411, first support chip 411 towards the direction of pcb board 10 and is fixed on pcb board 10.Be supported in the one side of pcb board 10 by the first support chip 411 by the first metallic plate 41, it is simple, convenient to install; Support the first metallic plate 41 additionally by the first support chip 411, can also prevent the first metallic plate 41 from compressing electronic device on pcb board 10.In like manner, the side of the second metallic plate 42 is bent with the second support chip 421, second support chip 421 towards the direction of pcb board 10 and is fixed on pcb board 10.By the second support chip 421, second metallic plate 42 is supported on the another side of pcb board 10.In other embodiments, also the first metallic plate 41 and the second metallic plate 42 can be arranged in shell 20, and pcb board 10 is arranged in shell 20, then the first metallic plate 41 and the second metallic plate 42 can be made to cover pcb board 10.Certainly, also have in some embodiments, also can directly use metal shell 20, play shielding action by metal shell 20.
Further, the two sides of pcb board 10 is separately installed with support frame 50, support frame 50 is arranged in metal cap 40, namely the relative inner of metal cap 40 is supported by support frame 50, to keep the shape of metal cap 40, prevent metal cap 40 to be out of shape, facilitate the installation of metal cap 40 to fix, also can prevent the shorted devices that metal cap 40 makes in pcb board 10.In addition, support frame 50 is set and can also gets up the effect of reinforcement, to improve the intensity of pcb board 10.Concrete, support frame 50 fixing on pcb board 10 two sides supports the relative inner of the first metallic plate 41 and the relative inner of the second metallic plate 42 respectively.
Further, this direct insertion HDMI television rod 100 also comprises heat dissipating housing 60, and this heat dissipating housing 60 is buckled on radome 40, and heat dissipating housing 60 is positioned at HDMI plug 11 position corresponding with pcb board 10 junction.Because HDMI plug 11 is in insertion television set, when pcb board 10 carries out transfer of data by HDMI plug 11 and television set, HDMI plug 11 is comparatively large with the connection position heating amount of pcb board 10, arranges heat dissipating housing 60 to improve radiating efficiency.Particularly, in the present embodiment, heat dissipating housing 60 can U-shaped channel-shaped, to facilitate installation.In other embodiments, heat dissipating housing also can wait in the form of a ring.
Further, shell 20 comprises the first housing 21 of mutually fastening and the second housing 22, first housing 21 covers in the one side of pcb board 10, and the second housing 22 covers on the another side of pcb board 10; PIFA antenna 30 fits in the opposite inner face of the second housing 22.Fastened by the first housing 21 and the second housing 22 and form shell 20, processing and fabricating is simple, convenient; Also convenient installation pcb board 10.
Further, this direct insertion HDMI television rod 100 also comprises the over cap (not shown) for the protection of HDMI plug 11, and over cap is buckled on one end of shell 20, and over cap covers on HDMI plug 11.Over cap being set, when not using, over cap can being covered at HDMI plug 11, to protect HDMI plug 11.
Further, pcb board 10 is also provided with switch key 13, and position shell 20 corresponding to switch key 13 offers perforate 25.This direct insertion HDMI television rod 100 of switch can be carried out by switch key 13, easy to use.Certainly, in some other embodiment, also switch key 13 can not be set; When this direct insertion HDMI television rod 100 is closed down in requirement, as long as direct insertion HDMI television rod 100 is taken out from TV.In the present embodiment, opening 24 and perforate 25 are all opened on the first housing 21.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a direct insertion HDMI television rod, comprise shell and be installed on the pcb board in described shell, one end of described pcb board is provided with HDMI plug, the side of described pcb board is provided with the charging inlet for powering for this direct insertion HDMI television rod, the position described shell corresponding to described charging inlet offers the opening exposing this charging inlet, and described HDMI plug stretches out outside described shell; It is characterized in that, described direct insertion HDMI television rod also comprises PIFA antenna, described PIFA antenna and described pcb board are electrical connected, and described PIFA astronomical cycle is on described shell, and described PIFA antenna is positioned at position corresponding away from one end of described HDMI plug on described pcb board.
2. direct insertion HDMI television rod as claimed in claim 1, is characterized in that, described PIFA antenna fits in the opposite inner face of described shell.
3. direct insertion HDMI television rod as claimed in claim 2, is characterized in that, the metal also comprising the counter electrode pin for supporting described PIFA antenna draws pin, and described metal draws pin and is fixed on described pcb board.
4. direct insertion HDMI television rod as claimed in claim 1, is characterized in that, described PIFA antenna is stamped to form by sheet metal.
5. the direct insertion HDMI television rod as described in any one of claim 1-4, is characterized in that, also comprising the radome on the two sides for covering in described pcb board, described radome and described pcb board are fixedly linked, and described radome is located in described shell.
6. direct insertion HDMI television rod as claimed in claim 5, is characterized in that, described radome comprise be placed on described pcb board one side on the first metallic plate and be placed on the second metallic plate on described pcb board another side.
7. direct insertion HDMI television rod as claimed in claim 6, is characterized in that, the side of described first metallic plate is bent with the first support chip towards the direction of described pcb board, and described first support chip is fixed on described pcb board.
8. direct insertion HDMI television rod as claimed in claim 5, is characterized in that, the two sides of described pcb board is also separately installed with the support frame for supporting described radome, and described support frame is located in described radome.
9. direct insertion HDMI television rod as claimed in claim 5, is characterized in that, also comprise the heat dissipating housing being located at the described HDMI plug position corresponding with described pcb board junction, described heat dissipating housing is buckled on described radome.
10. the direct insertion HDMI television rod as described in any one of claim 1-4, it is characterized in that, described shell comprises the first housing and the second housing that mutually fasten, and described first housing covers in the one side of described pcb board, and described second housing covers on the another side of described pcb board; Described PIFA antenna fits in the opposite inner face of described second housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241554.0U CN204598200U (en) | 2015-04-20 | 2015-04-20 | Direct insertion HDMI television rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241554.0U CN204598200U (en) | 2015-04-20 | 2015-04-20 | Direct insertion HDMI television rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204598200U true CN204598200U (en) | 2015-08-26 |
Family
ID=53934304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520241554.0U Active CN204598200U (en) | 2015-04-20 | 2015-04-20 | Direct insertion HDMI television rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204598200U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110383965A (en) * | 2017-03-28 | 2019-10-25 | 三星电子株式会社 | Electronic equipment |
| CN112565845A (en) * | 2020-12-07 | 2021-03-26 | 歌尔科技有限公司 | Television stick |
-
2015
- 2015-04-20 CN CN201520241554.0U patent/CN204598200U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110383965A (en) * | 2017-03-28 | 2019-10-25 | 三星电子株式会社 | Electronic equipment |
| CN110383965B (en) * | 2017-03-28 | 2021-03-12 | 三星电子株式会社 | Electronic device |
| US11178799B2 (en) | 2017-03-28 | 2021-11-16 | Samsung Electronics Co., Ltd | Electronic device |
| CN112565845A (en) * | 2020-12-07 | 2021-03-26 | 歌尔科技有限公司 | Television stick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |