CN201601217U - Dual-wideband omnidirectional ceiling antenna - Google Patents
Dual-wideband omnidirectional ceiling antenna Download PDFInfo
- Publication number
- CN201601217U CN201601217U CN2009202960772U CN200920296077U CN201601217U CN 201601217 U CN201601217 U CN 201601217U CN 2009202960772 U CN2009202960772 U CN 2009202960772U CN 200920296077 U CN200920296077 U CN 200920296077U CN 201601217 U CN201601217 U CN 201601217U
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- radiant body
- base plate
- double
- ceiling mount
- mount antenna
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- Expired - Fee Related
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Abstract
The utility model relates to a dual-wideband omnidirectional ceiling antenna, which comprises a mounting screw, a coaxial cable, a bottom board, a radiator, an antenna cover and a plurality of coupling adjusting plates. The antenna cover covers outside of the radiator and is fixed with the bottom board, the radiator is connected with the bottom board, the mounting screw penetrates through the bottom board to be fixedly connected with the same, the coaxial cable penetrates through a through hole inside the center of the mounting screw, the radiator is electrically connected with a central conductor of the coaxial cable, the radiator is of an integral structure formed by mutually connecting a conical table of an upper vibrator to an inverted cone of a lower vibrator, the bottom of the conical table of the upper vibrator of the radiator is electrically connected with the central conductor of the coaxial cable penetrating through the through hole of the mounting screw, the upper vibrator and the lower vibrator are combined together in an edge-pressed manner, and the bottom board of the radiator is connected with a metal feeder pillar. An insulation spacer below the metal feeder pillar separates an inner conductor of a feeder from the metal feeder pillar, addition of the metal feeder pillar effectively regulates impedance characteristics of the antenna, and accordingly the antenna has lower standing-wave ratio within integral frequency range.
Description
Technical field
The utility model relates to a kind of ceiling mount antenna, refers to two Wide-frequency antenna on ceiling of a kind of broadband, low standing wave, aesthetic in appearance, suitable indoor installation especially.
Background technology
In the current information-intensive society; many equipment all are to rely on wireless signal equipment to carry out work; the wireless communication tool mobile phone the most frequently used as people; dependence to external signal is bigger; because wireless signal is interfered easily; in some airtight places, usually can cause signal weakening; influence the work of various wireless signals; in order to strengthen indoor wireless signal; people use various domestic aerials; to be various mobile communication carry out the critical component that wireless signal covers to confined space to domestic aerial, have broad application prospects, and ceiling mount antenna wherein is exactly wherein modal a kind of; in order to allow ceiling mount antenna realize that multiband is shared; need to solve the wideband problem of antenna, and the technical measures of existing widening frequency band change the shape and size of antenna radiator often, thereby realize the wide band purpose of antenna.Common indoor ceiling mount antenna has the employing bipyramid at present, also have and adopt single cone to add spherical crown, but all there is the problem of bandwidth of operation in these antenna, for the broadening bandwidth, can only on radiant body, increase the debugging parts, so just influenced the deviation in roundness of the directional diagram of antenna, and, defective in this design also can make such antenna in manufacture process aspect the processability of product structure consistency poor, mis-behave is serious aspect the high band standing wave, often make with a antenna relatively poorly to the adaptability of varying environment, make that indoor coverage effect is inhomogeneous, the size of the radiant body of present in addition indoor ceiling mount antenna is often bigger, influenced the aesthetic property of product, and also there is drawback in radiant body with being connected of telecommunication cable, causes signal disturbed easily, influences result of use.
The utility model content
Technical purpose of the present utility model is for the double-wideband omnidirectional ceiling mount antenna of a kind of broadband, low standing wave, highly low and then aesthetic in appearance, suitable indoor installation is provided.
Double-wideband omnidirectional ceiling mount antenna of the present utility model, comprise that the center is provided with the installation screw rod of through hole, coaxial cable, base plate, radiant body, radome and several coupling adjustment sheets, radome is coated on the radiant body outside and fixes with base plate, radiant body is connected with base plate, the installation screw rod passes base plate fixedlys connected with base plate, coaxial cable passes installs intracardiac through hole in the screw rod, the center conductor of radiant body and coaxial cable electrically connects, radiant body is interconnected by the inverted cone of the frustum of last oscillator and following oscillator and is structure as a whole, and the frustum of oscillator is in bottom and the center conductor electric connection of passing the coaxial cable that screw vent is installed on the radiant body.
Be provided with feeder pillar between above-mentioned radiant body bottom centre and the metal base plate center, on the radiant body on the center conductor of the frustum of oscillator bottom by feeder pillar and the coaxial cable that passes the installation screw rod that is fixed on base plate.
The circular cone base angle of the upper and lower oscillator frustum of above-mentioned radiant body is between 105 °-135 °, the height of radiant body is for being not more than 75mm, the thickness of the material of the conducting metal that the last oscillator of this radiant body and following oscillator are used is 0.5mm-1mm, and the circular cone base angle of the last oscillator frustum of this double-wideband omnidirectional ceiling mount antenna radiant body is slightly less than down the circular cone base angle of oscillator frustum.
This double-wideband omnidirectional ceiling mount antenna also includes several ground connection support chips, fixedlys connected with base plate with radiant body respectively in the two ends of these several ground connection support chips.
The thickness of these several ground connection support chips is 0.5mm-1.5mm, and its broadband is 3mm-10mm.
Above-mentioned radome is a hemispherical dome structure, the radome of this hemispherical dome structure be mutually permanently connected in base plate.
A side inwall equal intervals relative with base plate of above-mentioned radome is provided with some pillars that contact and compress with base plate.
This double-wideband omnidirectional ceiling mount antenna also includes at least 3 coupling adjustment sheet, and these several coupling adjustment sheet is the structure that long rectangular sheet is bent into the approximate right angle angle, and these several coupling adjustment sheet is fixedlyed connected with base plate, and the number of coupling piece is 3 usually.
Also be provided with some ground strips between above-mentioned radiant body outer surface and metal base plate, these some ground strips are evenly arranged between radiant body outer surface and the metal base plate, and the number of this ground strip is 3 usually.
The thickness of this ground strip is between 0.5mm-1.5mm, and width is between 3mm-10mm.
Usually, the outside most significant end of the radome of this double-wideband omnidirectional ceiling mount antenna to the outside total height at metal base plate place between 60mm-85mm.
This double-wideband omnidirectional ceiling mount antenna can be operated between the 800MHz-960MHz frequency band or between the 1710MHz-2500MHz frequency band simultaneously, the standing-wave ratio of its voltage＜1.4.
Beneficial effect: the utility model double-wideband omnidirectional ceiling mount antenna has following advantage: 1, by set up on the radiant body circular cone bench-type on oscillator, solved the problem of the current reflection that causes because of current break, effectively reduced the diameter of radiant body simultaneously, radome design can be become approximate hemispheric low cover structure, make antenna more attractive in appearance, at the base plate diameter is under the situation of 182mm, the height of radome can be controlled within the 75mm, thereby solved the big and sharp antenna problem that gets attractive in appearance that influences because of the radiant body diameter in the past, horizontal direction deviation in roundness＜± 1.5 of hemispheric radome are satisfied communication standard fully; And the antenna impedance characteristic has effectively been regulated in the introducing of feeder pillar, makes antenna present lower standing-wave ratio, the standing-wave ratio of voltage＜1.4 in the 800-2500MHz full frequency band.
For ease of explanation detailed content and the technology relevant, below describe with regard to conjunction with figs. now with the utility model.
Description of drawings
Fig. 1, be structure cutaway view of the present utility model;
Fig. 2, be the stereogram when removing radome of the present utility model;
Fig. 3, be the schematic diagram of the circular cone base angle angle of the upper and lower oscillator of the utility model.
Embodiment
Please refer to Fig. 1, Fig. 2 and shown in Figure 3, a kind of specific embodiment for double-wideband omnidirectional ceiling mount antenna of the present utility model, this double-wideband omnidirectional ceiling mount antenna, comprise that the center is provided with the installation screw rod 6 of through hole, coaxial cable 8, base plate 4, radiant body 1, radome 5 and several coupling adjustment sheets 3, radome 5 is coated on radiant body 1 outside and fixing with base plate 4, radiant body 1 is connected with base plate 4, installation screw rod 6 passes base plate 4 fixedlys connected with base plate 4, coaxial cable 8 passes installs intracardiac through hole in the screw rod 6, radiant body 1 electrically connects with the center conductor of coaxial cable 8, radiant body 1 is interconnected by the inverted cone of the frustum of last oscillator and following oscillator and is structure as a whole, and the frustum of oscillator is in bottom and the center conductor electric connection of passing the coaxial cable 8 that screw rod 6 through holes are installed on the radiant body 1.
In the present embodiment, be provided with feeder pillar 7 between radiant body 1 bottom centre and metal base plate 4 centers, on the radiant body 1 on the center conductor of the frustum of oscillator bottom by feeder pillar 7 and the coaxial cable 8 that passes the installation screw rod 6 that is fixed on base plate 4.
Further, at the circular cone base angle of the upper and lower oscillator frustum of radiant body 1 between 105 °-135 °, the height of radiant body 1 is for being not more than 75mm, the thickness of the material of the conducting metal that the last oscillator of this radiant body 1 and following oscillator are used is 0.5mm-1mm, and the circular cone base angle of the last oscillator frustum of this double-wideband omnidirectional ceiling mount antenna radiant body 1 is slightly less than down the circular cone base angle of oscillator frustum.
Further, in order to guarantee to have firm fixedlying connected between radiant body 1 and the base plate 4, this double-wideband omnidirectional ceiling mount antenna also includes several ground connection support chips 2, fixedly connected with base plate 4 with radiant body 1 respectively in the two ends of these several ground connection support chips 2, the thickness of these several ground connection support chips 2 is 0.5mm-1.5mm, and its broadband is 3mm-10mm.
In the present embodiment, the radome 5 outside most significant ends of this double-wideband omnidirectional ceiling mount antenna to the outside total height at metal base plate 4 places between 60mm-85mm, because the height of radiant body 1 is less, therefore radome 5 can be made highly also less hemispherical dome structure, the radome 5 of this hemispherical dome structure be mutually permanently connected in base plate 4 to coat radiant body 1, this radome 5 and base plate 4 relative side inwall equal intervals are provided with some pillar (not shown)s that contact and compress with base plate 4, this pillar on the relative side inwall of radome 5 and base plate 4 inwardly one protrude and form, the surface of the end of this pillar mortgage base plate 4, firm with what guarantee to contact between this radome 5 and base plate 4 surfaces.
In the present embodiment, for the signal of telecommunication that radiant body 1 is sent can also include at least 3 coupling adjustment sheet 3 by this double-wideband omnidirectional ceiling mount antenna, these several coupling adjustment sheet 3 is bent into the structure of approximate right angle angle for long rectangular sheet, these several coupling adjustment sheet 3 is fixedlyed connected with base plate 4, and the number of coupling piece is 3 usually.
Further, also be provided with some ground strips at this radiant body 1 outer surface and 4 of metal base plates, these some ground plates are arranged between radiant body 1 outer surface and the metal base plate 4 equably, usually the number of this ground strip is 3, this ground strip is on the basis of proof strength, THICKNESS CONTROL is between 0.5mm-1.5mm, and width then is controlled between the 3mm-10mm.
This double-wideband omnidirectional ceiling mount antenna in this enforcement can be operated between the 800MHz-960MHz frequency band, or between the 1710MHz-2500MHz frequency band, the standing-wave ratio of its voltage is less than 1.4.
Claims (10)
1. double-wideband omnidirectional ceiling mount antenna, comprise that the center is provided with the installation screw rod (6) of through hole, coaxial cable, base plate (4), radiant body (1), radome (5) and several coupling adjustment sheets (3), radome (5) is coated on the radiant body outside and fixes with base plate, radiant body (1) is connected with base plate (4), installation screw rod (6) passes base plate (4) fixedlys connected with base plate, coaxial cable passes installs intracardiac through hole in the screw rod (6), radiant body (1) electrically connects with the center conductor of coaxial cable, it is characterized in that: radiant body (1) is interconnected by the inverted cone of the frustum of last oscillator and following oscillator and is structure as a whole, and radiant body (1) is gone up the frustum of oscillator in bottom and the center conductor electric connection of passing the coaxial cable that screw rod (6) through hole is installed.
2. double-wideband omnidirectional ceiling mount antenna according to claim 1, it is characterized in that: be provided with feeder pillar (7) between radiant body (1) bottom centre and metal base plate (4) center, the frustum bottom that radiant body (1) is gone up oscillator is by feeder pillar (7) and pass on the center conductor of coaxial cable of the installation screw rod (6) that is fixed on base plate (4).
3. double-wideband omnidirectional ceiling mount antenna according to claim 1 is characterized in that: the circular cone base angle of the upper and lower oscillator frustum of described radiant body (1) is between 105 °-135 °, and the height of radiant body (1) is for being not more than 75mm.
4. double-wideband omnidirectional ceiling mount antenna according to claim 1 is characterized in that: the circular cone base angle of the last oscillator frustum of this double-wideband omnidirectional ceiling mount antenna radiant body (1) is slightly less than down the circular cone base angle of oscillator frustum.
5. according to the described double-wideband omnidirectional ceiling mount antenna of claim 1, it is characterized in that: the thickness of the material of the conducting metal that the last oscillator of described radiant body (1) and following oscillator are used is 0.5mm-1mm.
6. according to the described double-wideband omnidirectional ceiling mount antenna of claim 1, it is characterized in that: this double-wideband omnidirectional ceiling mount antenna also includes several ground connection support chips (2), fixedlys connected with base plate (4) with radiant body (1) respectively in the two ends of these several ground connection support chips (2).
7. according to the described double-wideband omnidirectional ceiling mount antenna of claim 6, it is characterized in that: the thickness of these several ground connection support chips (2) is 0.5mm-1.5mm, and its broadband is 3mm-10mm.
8. according to the described double-wideband omnidirectional ceiling mount antenna of claim 1, it is characterized in that: described radome (5) is a hemispherical dome structure, the radome of this hemispherical dome structure (5) be mutually permanently connected in base plate (4).
9. double-wideband omnidirectional ceiling mount antenna according to claim 7 is characterized in that: a side inwall equal intervals relative with base plate (4) of described radome (5) is provided with some pillars that contact and compress with base plate (4).
10. double-wideband omnidirectional ceiling mount antenna according to claim 1, it is characterized in that: this double-wideband omnidirectional ceiling mount antenna also includes at least 3 coupling adjustment sheet (3), these several coupling adjustment sheet (3) is the structure that long rectangular sheet is bent into the approximate right angle angle, and these several coupling adjustment sheet (3) is fixedlyed connected with base plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202960772U CN201601217U (en) | 2009-12-31 | 2009-12-31 | Dual-wideband omnidirectional ceiling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202960772U CN201601217U (en) | 2009-12-31 | 2009-12-31 | Dual-wideband omnidirectional ceiling antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201601217U true CN201601217U (en) | 2010-10-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202960772U Expired - Fee Related CN201601217U (en) | 2009-12-31 | 2009-12-31 | Dual-wideband omnidirectional ceiling antenna |
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| CN (1) | CN201601217U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437413A (en) * | 2011-08-03 | 2012-05-02 | 江苏联海通信技术有限公司 | 4G-oriented plastic ceiling antenna |
| WO2013063899A1 (en) * | 2011-10-31 | 2013-05-10 | 深圳市华一通信技术有限公司 | Ultra-wideband omni antenna unit and antenna |
| CN103117451A (en) * | 2013-03-04 | 2013-05-22 | 金明涛 | Ultra wide band antenna |
| CN103296388A (en) * | 2013-06-03 | 2013-09-11 | 西安电子科技大学 | Small ultra-wideband omnidirectional antenna |
| CN106329078A (en) * | 2016-10-08 | 2017-01-11 | 广东通宇通讯股份有限公司 | Edge enhanced type all-around ceiling antenna |
| CN106549206A (en) * | 2017-01-10 | 2017-03-29 | 上海增信电子有限公司 | A kind of broadband signal transporter |
| WO2017101215A1 (en) * | 2015-12-16 | 2017-06-22 | 江苏省东方世纪网络信息有限公司 | Omni-directional ceiling antenna |
| CN107611560A (en) * | 2017-08-30 | 2018-01-19 | 武汉虹信通信技术有限责任公司 | A kind of broadband low-intermodulation all-around top absorbing antenna |
| CN107768801A (en) * | 2017-11-16 | 2018-03-06 | 广东华灿电讯科技有限公司 | One kind miniaturization all-around top absorbing antenna |
| CN108075217A (en) * | 2018-01-19 | 2018-05-25 | 武汉波诺电子科技有限公司 | A kind of new omnidirectional antenna |
| CN108352610A (en) * | 2015-11-09 | 2018-07-31 | 智加系统公司 | Ultra wide band (UWB) antenna and related shield for UWB antennas |
| CN111864360A (en) * | 2020-09-04 | 2020-10-30 | 深圳市鼎耀科技有限公司 | Communication antenna and MIMO combined antenna |
-
2009
- 2009-12-31 CN CN2009202960772U patent/CN201601217U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437413A (en) * | 2011-08-03 | 2012-05-02 | 江苏联海通信技术有限公司 | 4G-oriented plastic ceiling antenna |
| WO2013063899A1 (en) * | 2011-10-31 | 2013-05-10 | 深圳市华一通信技术有限公司 | Ultra-wideband omni antenna unit and antenna |
| CN103117451A (en) * | 2013-03-04 | 2013-05-22 | 金明涛 | Ultra wide band antenna |
| CN103117451B (en) * | 2013-03-04 | 2016-03-02 | 金明涛 | Ultra-wideband antenna |
| CN103296388A (en) * | 2013-06-03 | 2013-09-11 | 西安电子科技大学 | Small ultra-wideband omnidirectional antenna |
| CN103296388B (en) * | 2013-06-03 | 2015-09-09 | 西安电子科技大学 | A kind of small ultra-wideband omnidirectional antenna |
| CN108352610A (en) * | 2015-11-09 | 2018-07-31 | 智加系统公司 | Ultra wide band (UWB) antenna and related shield for UWB antennas |
| US11233327B2 (en) | 2015-11-09 | 2022-01-25 | Wiser Systems, Inc. | Ultra-wideband (UWB) antennas and related enclosures for the UWB antennas |
| WO2017101215A1 (en) * | 2015-12-16 | 2017-06-22 | 江苏省东方世纪网络信息有限公司 | Omni-directional ceiling antenna |
| CN106329078A (en) * | 2016-10-08 | 2017-01-11 | 广东通宇通讯股份有限公司 | Edge enhanced type all-around ceiling antenna |
| CN106549206A (en) * | 2017-01-10 | 2017-03-29 | 上海增信电子有限公司 | A kind of broadband signal transporter |
| CN107611560A (en) * | 2017-08-30 | 2018-01-19 | 武汉虹信通信技术有限责任公司 | A kind of broadband low-intermodulation all-around top absorbing antenna |
| CN107768801A (en) * | 2017-11-16 | 2018-03-06 | 广东华灿电讯科技有限公司 | One kind miniaturization all-around top absorbing antenna |
| CN108075217A (en) * | 2018-01-19 | 2018-05-25 | 武汉波诺电子科技有限公司 | A kind of new omnidirectional antenna |
| CN108075217B (en) * | 2018-01-19 | 2024-04-09 | 武汉波诺电子科技有限公司 | Novel omnidirectional antenna |
| CN111864360A (en) * | 2020-09-04 | 2020-10-30 | 深圳市鼎耀科技有限公司 | Communication antenna and MIMO combined 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: 20101006 Termination date: 20111231 |