CN201820876U - Multifunctional indoor antenna - Google Patents
Multifunctional indoor antenna Download PDFInfo
- Publication number
- CN201820876U CN201820876U CN2010202926971U CN201020292697U CN201820876U CN 201820876 U CN201820876 U CN 201820876U CN 2010202926971 U CN2010202926971 U CN 2010202926971U CN 201020292697 U CN201020292697 U CN 201020292697U CN 201820876 U CN201820876 U CN 201820876U
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- antenna
- receiving
- receiving sheet
- pcb board
- antenna receiving
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Abstract
The utility model relates to a multifunctional indoor antenna, in particular to a multifunctional indoor antenna used for receiving signals of very high frequency (VHF) range and ultrahigh frequency (UHF) range of a television. The multifunctional indoor antenna mainly comprises a base case, an outer cover, a printed circuit board (PCB), two antenna receiving sheets and a supporting leg, wherein the PCB is arranged and the two antenna receiving sheets are connected between the base case and the outer cover, the antenna receiving sheets are used for receiving signals of the UHF range, an iron-wound core and the PCB are combined and used for impedance match and can concentrate signals. A gap is formed between each antenna receiving sheet and the PCB, thus achieving a gaining effect; and the two antenna receiving sheets are arranged at proper interval and respectively provided with a plurality of slot holes, thus increasing the signal receiving bandwidth of the antenna and achieving a multidirectional receiving effect. The supporting leg is arranged on the base case, therefore, the antenna can be arranged on a desktop or any platforms, thus being convenient for the arrangement and receiving of an antenna case. An extensible antenna extends from the base case, and is used for receiving signals of the VHF range and pulled out only when being used. The multifunctional indoor antenna can receive signals of the VHF range and the UHF range.
Description
Technical field
The utility model relates to a kind of multifunctional room internal antenna, it relies on the antenna receiving sheet and PCB (the Printed Circuit Board of symmetry, printed circuit board) plate, utilization links around iron core, and is formed with the gap, receives UHF (Ultra High Frequency for multidirectional, hyperfrequency) frequency range, other is connected with a telescopic antenna, for receiving VHF (Very high frequency, very high frequency(VHF)) frequency range.
Background technology
Antenna assembly is a product of watching that the radiovision program is indispensable, except viewing and admiring cable TV (CATV), if received signal is watched program voluntarily, all must use antenna, and antenna assembly is divided into domestic aerial and exterior aerial.Traditional domestic aerial structure, as shown in Figure 1, mainly has a circuit board 1, centre is a line areas 11, both sides then are provided with dash receiver 111, and the circuit of this dash receiver 111 and line areas 11 is printed on the circuit board 1 simultaneously, rely on dash receiver 111 can receive the signal of UHF, signal as for VHF is then received by line areas 11 connection copper bars 112, and whole device is very simple.Yet the antenna of this kind pattern in the use must be with vertical received television signal, and antenna also must cooperate the TV signal source to go to adjust to receive the orientation, indoor attractive in appearance of the influence easily that both taken up space also.
Progressive domestic aerial, then as Fig. 2, shown in Figure 3, the line unit of these circuit board 2 bilayers, mainly utilize contrapolarization and overlap to be coupled and excite magnetic field, and the feed-in mode of antenna, be with microstrip line 21 feed-ins again through changeing resistance, keep flat and purpose that multidirectional receives so can have, and this kind Indoor antenna device utilizes microstrip line 21 feed-ins to finish through the mode of changeing resistance again.
Summary of the invention
The purpose of this utility model is to provide a kind of multifunctional room internal antenna that is used to receive TV VHF and uhf band.
For reaching above-mentioned purpose, a kind of multifunctional room internal antenna of the utility model, comprise end box, enclosing cover, pcb board, antenna receiving sheet and feet, this antenna receiving sheet combines and inserts between end box and enclosing cover with pcb board, it is characterized in that: this antenna receiving sheet is two of symmetry, and by combining around iron core and pcb board, and antenna receiving sheet and pcb board are possessed the gap; And be formed with spacing between two antenna receiving sheets, and and offering several slotted eyes and elongated slot in the antenna receiving sheet, described antenna receiving sheet offers the groove correspondence near the pcb board place, and the both sides sliver that forms of this elongated slot and end bar form jaggedly, and utilizes coil to link.
Between this end box and enclosing cover, cooperate its moulding to be provided with the television antenna receiving sheet of pcb board and two symmetries, it is for receiving uhf band, by around iron core antenna receiving sheet and pcb board being combined, removes as impedance matching and can be with in the set of signals.And between antenna receiving sheet and pcb board, be formed with the gap, and has the effect of gain, and two chip antenna receiving sheets are except that maintaining suitable spacing, and offer several slotted eyes, the frequency range of antenna receiving signal can be increased, reach the reception of multidirectional, and the higher reception of sensitivity is good.Be positioned at end box and be provided with a feet, can be for standing on desktop or arbitrarily on the platform, convenient antenna box is put and received.Again should end box and extend and be provided with a telescopic antenna, it is for receiving the VHF frequency range, in the time will receiving the VHF frequency range, just telescopic antenna is pulled out use, make the utility model can receive VHF and uhf band, and can put and multi-directionally and high sensitivity received signal arbitrarily, practicality is high and have a progressive.
Description of drawings
Fig. 1 is the schematic diagram of existing domestic aerial circuit board;
Fig. 2 is the schematic diagram of existing another domestic aerial circuit board;
Fig. 3 is the schematic diagram of existing domestic aerial circuit board another side;
Fig. 4 is a stereogram of the present utility model;
Fig. 5 is the stereogram of another angle of the present utility model;
Fig. 6 is a three-dimensional exploded view of the present utility model;
Fig. 7 is a receiving system front view of the present utility model;
Fig. 8 is a rearview of the present utility model;
Fig. 9 is an end view of the present utility model.
Description of reference numerals:
Background technology: 1,2-circuit board; The 11-line areas; The 111-dash receiver; The 112-copper bar; The 21-microstrip line;
The utility model: 3-antenna box; Box at the bottom of the 31-; The 32-enclosing cover; The 33-feet; The 4-telescopic antenna; The 40-head; The 5-receiving system; 50-PCB; 51,52-antenna receiving sheet; The 501-gap; The 502-spacing; 510,520-slotted eye; 511,521-elongated slot; 512,522-sliver; 513,523-guide card; 514,524-groove; 515,525-end bar; 53-is around iron core; The 54-coil.
Embodiment
At first, see also Fig. 4 and shown in Figure 5, be stereo appearance figure of the present utility model, this antenna box 3 mainly is made up of end box 31 and enclosing cover 32, and place, below, rear end is provided with a feet 33, can be for antenna box 3 being stood on desktop or any platform.And should end box 31 and protruded out a telescopic antenna 4, it is for receiving the VHF frequency range, and ability is pulled out reception with telescopic antenna 4 when desire is used, can remain on folding state when receiving uhf band usually.
Secondly, please continue to consult shown in Figure 6, be three-dimensional exploded view of the present utility model, the end box 31 and 32 in the outer box of this antenna box 3 are combined with an antenna receiving unit 5, it has a pcb board 50, and antenna receiving sheet 51,52 is a symmetric design, and by means of around iron core 53 antenna receiving sheet 51,52 and pcb board being combined, except that as the impedance matching, and can be with in the set of signals that receives.
Then, please consult shown in Figure 7 again, front view for receiving system 5 of the present utility model, this pcb board 50 is not feature of the present utility model place for the circuit board of general antenna, so will not give unnecessary details, and this antenna receiving sheet 51,52 is by means of combining around iron core 53 and pcb board 50, so that will be by pcb board 50 outputs in the set of signals.As for 50 of this antenna receiving sheet 51,52 and pcb boards, maintain an appropriate gap 501, have preferable gain effect.And 51,52 of two antenna receiving sheets are formed with a suitable spacing 502, the frequency range that scalable receives.On antenna receiving sheet 51,52, offer several slotted eyes 510,520 in addition, reach elongated slot 511,521, can effectively increase the frequency range of reception, reach the reception purpose of multidirectional, and sensitivity is higher, increase the effect that receives.
Please still consult shown in Figure 7, this antenna receiving sheet 51,52 rely on the elongated slot of offering 511,521, make it be formed with sliver 512,522 and guide card 513,523, and guide card 513,523 and offer groove 514,524, make side edge be formed with end bar 515,525, and sliver 512,522 with the end bar 515,525 have breach, and utilize coil 54 to combine, receive wavelength and can increase, as for this groove 514, the 524 corresponding band widths that form are low pass filter herein, specially in order to receive the HF-low signal, and guide card 513,523 is high pass filter, in order to receive the UHF-hight signal.
In addition, please then consult shown in Figure 8ly, be rearview of the present utility model, the end box 31 of this antenna box 3 has protruded out a telescopic antenna 4, and is connected to pcb board 50 (not shown), and is main for receiving the VHF signal, but usual folding is in end box 31 rear ends.Draw on the head 40 with telescopic antenna 4 during use, and antenna is pulled out, and can swing, adjust suitable receiving position.When not using, can press antenna, telescopic antenna 4 is folded, reply original state, also can telescopic antenna 4 not folded certainly, remain on accepting state, and can use for switching at any time to receive by head 40.
And the use of relevant feet 33, please cooperate consult shown in Figure 9, be end view of the present utility model, this feet 33, therefore it is fixedly arranged on the end box, can utilize this feet 33, and antenna box is directly furnished in desktop or arbitrarily on the platform, and with antenna box 3 firm be placed in the location, increase the stability of received signal.
And the utility model relies on spacing 502 and the slotted eye of being offered 510,520 and the elongated slot 511,521 (joining shown in Figure 7) of two antenna receiving sheets 51,52, and has the receiving angle of multidirectional, needn't adjust antenna box 3, arbitrarily put and to carry out received signal by means of highly sensitive antenna receiving sheet 51,52, and effect is splendid.Especially the receiving system 5 formed of this antenna receiving sheet 51,52 and pcb board 50 is all laminar, cooperate end box 31, enclosing cover 32 to can be made into ultrathin type, can not only make handsome in appearance, and can put arbitrarily, except receiving the signal of UHF and VHF, and the preferable reception of tool, it is progressive, practical to show existing person.
In sum, the utility model relies on the antenna receiving sheet and the pcb board of two symmetries, by combining around iron core, and form an indoor antenna box, and the slotted eye and the elongated slot that cooperate the antenna receiving sheet to be offered, rely on again two antenna receiving sheets spacing and with the gap of pcb board, can reach the reception of multidirectional and gain, really more traditional person is more progressive and practical, and reason has met novel patent requirement, and the whence is according to proposing patent application.
Claims (3)
1. multifunctional room internal antenna, comprise end box, enclosing cover, pcb board, antenna receiving sheet and feet, this antenna receiving sheet combines and inserts between end box and enclosing cover with pcb board, it is characterized in that: this antenna receiving sheet is two of symmetry, and by combining around iron core and pcb board, and antenna receiving sheet and pcb board are possessed the gap; And be formed with spacing between two antenna receiving sheets, and and offering several slotted eyes and elongated slot in the antenna receiving sheet, described antenna receiving sheet offers the groove correspondence near the pcb board place, and the both sides sliver that forms of this elongated slot and end bar form jaggedly, and utilizes coil to link.
2. multifunctional room internal antenna according to claim 1 is characterized in that, the end box of this antenna box protrudes out and forms a telescopic antenna, and is connected to pcb board.
3. multifunctional room internal antenna according to claim 1 is characterized in that the end box of this antenna box is combined with a feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202926971U CN201820876U (en) | 2010-08-16 | 2010-08-16 | Multifunctional indoor antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202926971U CN201820876U (en) | 2010-08-16 | 2010-08-16 | Multifunctional indoor antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820876U true CN201820876U (en) | 2011-05-04 |
Family
ID=43918819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202926971U Expired - Fee Related CN201820876U (en) | 2010-08-16 | 2010-08-16 | Multifunctional indoor antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201820876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709682A (en) * | 2011-08-17 | 2012-10-03 | 菲力克斯电子（宁波）有限公司 | Television antenna |
-
2010
- 2010-08-16 CN CN2010202926971U patent/CN201820876U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709682A (en) * | 2011-08-17 | 2012-10-03 | 菲力克斯电子（宁波）有限公司 | Television antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20130816 |