CN101572347A - Integral type antenna element - Google Patents
Integral type antenna element Download PDFInfo
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- CN101572347A CN101572347A CNA2009100398003A CN200910039800A CN101572347A CN 101572347 A CN101572347 A CN 101572347A CN A2009100398003 A CNA2009100398003 A CN A2009100398003A CN 200910039800 A CN200910039800 A CN 200910039800A CN 101572347 A CN101572347 A CN 101572347A
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- radiation fin
- integral type
- antenna element
- type antenna
- oscillator
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Abstract
The invention discloses an integral type antenna element, which comprises an element main body and positioning and connecting sheets. The antenna element is characterized by comprising hollow-out double sector radiation units with four pored radiation fin bodies, wherein each unit consist of two centrosymmetrical element sheets; and the radiation fins, support posts and a fixed seat are integrated as a whole. The element can work at a WiMax frequency band with voltage standing waves of less than 1.25 and can adjust horizontal beam width according to requirements. The element simplifies processing technique, greatly reduces the production cost, and has the advantages of high gain, wide transmission band, high work frequency, high interference resistance, simple structure and low manufacturing cost.
Description
Technical field
The present invention relates to the antenna equipment technical field, more particularly relate to a kind of antenna oscillator.
Background technology
At present, existing antenna system is of all kinds, it is widely used in wireless communication fields such as mobile phone, automobile, computer, the dual-polarized antenna vibrator that uses on the general antenna of mobile communication base station mainly is made of base and the oscillator main body that is fixed on the base, base is a cup dolly, usually adopt metallic copper to make, the oscillator main body is connected with the mode of base by welding, sound construction, the shortcoming of this structure is that precision does not reach requirement when high frequency, a little less than the interference resistance, and base and oscillator main body processing technology complexity, circuit is installed inconvenient, the manufacturing cost height.Another kind is to print template form oscillator, this antenna oscillator frequency band is too narrow, adds one or more layers parasitic patch technology and increases bandwidth though can adopt, and bandwidth is still not enough, and it is inconvenient to use circuit to install in the array when high frequency, and radiation efficiency is relatively low when high frequency.
Summary of the invention
Purpose of the present invention is exactly provide for the deficiency that solves prior art a kind of not only simple in structure, easily manufactured, the precision height, and the radiation efficiency height, index is stable in whole working frequency range, and is convenient to install the integral type antenna element of circuit.
The present invention adopts following technical solution to realize above-mentioned purpose: a kind of integral type antenna element, comprise the oscillator main body, sheet is located by connecting, it is characterized in that: described oscillator main body is a bulk metal die cast structure, scalloping on the oscillator main body radiation fin forms specific biparting shape.
As further specifying of such scheme, described antenna oscillator applying frequency scope is the oscillator main body of 2～3GHz.
Described oscillator main body is set to T shape oscillator structure, this T shape oscillator structure is engraved hole fan beam sheet by 4 and is constituted, between each radiation fin certain clearance is arranged, and it is contour, radiation fin and support column are fixedly connected, support column all has certain parallel clearance mutually, support column is to go up size constant slope is arranged, the cross section is semi-circular support column, the support column end links to each other with cup dolly, have a fixing circular hole in the middle of the firm banking, two small columns are arranged below firm banking, support column and firm banking constitute a U type Ba Lun feed converter; This is engraved fan beam sheet diagonal angle, hole and interconnects, and forms the radiation integral body of two polarization, and two diagonal angle radiation fin a slices have the cylinder of connection at radiation fin with support column connecting portion upper end, and up-small and down-big cylinder boss forms tie point; Another side radiation fin and support column junction have a little feed circular hole on radiation fin, can be for the feed coaxial cable by linking to each other with brace, and brace links to each other with diagonal angle radiation fin boss, constitutes the radiating doublet of a polarization; Another is polarized in boss on the radiation fin and the feed circular hole certain altitude that all sinks, and makes the brace of two polarization have certain altitude poor, constitutes two polarized spatial cross feeds.
Hollow out is fan-shaped on above-mentioned each radiation fin, and the cross section is biparting shape, but the bandwidth of operation of broadening dual-polarized antenna vibrator.
Have fixedly a circular hole or a thread circle hole in the middle of the said fixing group firm banking, by screw on reflecting plate, the formation directional antenna.
The above-mentioned sheet that shakes is fan-shaped aluminium sheet.
Above-mentioned support column is to go up size constant slope is arranged, and the cross section is semicircle, constitutes the fixedly wire casing of feeding network.
The beneficial effect that the present invention adopts above-mentioned technical solution to reach is:
1, the present invention adopts the form of bulk metal die casting to substitute that the oscillator main body is fixed on the base by welding manner in the prior art, has simplified processing technology, has improved precision, greatly reduces production cost; By some the wire casings that vertically distribute that distribute on the oscillator body supports post, make things convenient for the installation of cable, effectively improve the efficient of wiring.
2, the sheet cross section that shakes of the present invention is biparting shape metal plate, and according to facts have proved, compared with prior art, beamwidth changes for a short time in whole working frequency range, and gain is high, pass band, and interference resistance is strong, and is simple in structure, the advantage that cost is low.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a structural upright schematic diagram of the present invention;
Fig. 3 is a plan structure schematic diagram of the present invention;
Fig. 4 is a cross section structure schematic diagram of the present invention;
Fig. 5 is the L-L sectional structure schematic diagram of Fig. 4.
Accompanying drawing marking explanation: 1-1,1-2: brace; 2-1,2-2,2-3,2-4: fan-shaped hollow out; 3-1,3-2,3-3,3-4: oscillator radiation fin; 4: reflecting plate; 5-1,5-2,5-3,5-4: support column; 6-1,6-2,6-3,6-4: semi-circular recesses; 7: the oscillator holder; 8-1,8-2: hole; 9-1,9-2: boss; 10: interstitial hole; 11-1,11-2: positioning cylinder.
Embodiment
As Fig. 1～shown in Figure 5, the present invention is a kind of integral type antenna element, the oscillator main body that this antenna oscillator operating frequency range is 2～3GHz, and oscillator is a bulk metal die cast structure, generally adopts the cast aluminium electroplate.In the present embodiment, as Fig. 1～5, integral type antenna element comprises: brace 1-1, the 1-2 of two electroplates, four radiation fins inner fan-shaped hollow out 2-1,2-2,2-3,2-4, it is fan-shaped that outline is, the cross section is oscillator radiation fin 3-1,3-2,3-3, the 3-4 of biparting shape structure, and this biparting shape structure radiation fin can broadening oscillator bandwidth of operation, and the oscillator radiation fin is symmetrical; Reflecting plate 4; Four respectively with radiation fin support column 5-1 connected vertically, 5-2,5-3,5-4, punching connects the oscillator holder 7 of four support columns in the middle of one, oscillator radiation fin, support column and holder are integral, each support column is contour equidistantly to be arranged on the holder, and the support column conductor prolongs and vertically has semi-circular recesses 6-1,6-2,6-3,6-4; The feeding network coaxial cable passes the circular hole on the reflecting plate, and coaxial cable outer conductor is welded on semicircle groove 6-1,6-2,6-3, the 6-4, forms a u type same polarization conversion Ba Lun.Inner wire is welded on hole 8-1, the 8-2 of brace one end, the other end of brace is welded on welding cylindrical boss 9-1, the 9-2 of radiation fin, radiation fin 3-1 and 3-3 just form a polarized radiation by brace 1-1, radiation fin 3-2 and 3-4 just form another polarized radiation by brace 1-2, boss on radiation fin and the feed circular hole certain altitude that all sinks, make the brace of two polarization have certain altitude poor, constitute two polarized spatial cross feeds.Holder interstitial hole 10 and positioning cylinder 11-1,11-2 are fixed on the reflecting plate by hole 10 with screw.
The present invention is not limited to above-mentioned execution mode; as shown in Figure 1; described radiation fin can also be set to square aluminium sheet; the scallop hole of hollow out on the radiation fin; can change other Any shape into; any those skilled in the art can do numerous modifications and variations, under the spirit that does not break away from invention, all in the claimed scope of the present invention.
Claims (11)
1, a kind of integral type antenna element comprises the oscillator main body, the sheet that is located by connecting, and it is characterized in that: described oscillator main body is a bulk metal die cast structure, has hollow hole on the oscillator radiation fin main body.
2, integral type antenna element according to claim 1 is characterized in that: it is the oscillator main body of 2～3GHz that described antenna oscillator adopts frequency range.
3, integral type antenna element according to claim 1 and 2, it is characterized in that: described oscillator main body is set to T shape oscillator structure, this T shape oscillator structure is engraved hole fan beam sheet by 4 and is constituted, between each radiation fin certain clearance is arranged, and contour, radiation fin all is fixedly connected with support column, and support column all has certain parallel clearance mutually, support column is to go up size constant slope is arranged, and the cross section is semi-circular supporting construction.
4, integral type antenna element according to claim 3, it is characterized in that: described support column end links to each other with cup dolly, have a fixing circular hole in the middle of the firm banking, two small columns are arranged below firm banking, support column and firm banking constitute a U type Ba Lun feed converter.
5, integral type antenna element according to claim 4 is characterized in that: open thread circle hole in the middle of the described firm banking.
6, integral type antenna element according to claim 3, it is characterized in that: the described fan beam sheet diagonal angle, hole of engraving interconnects, form the radiation integral body of two polarization, two diagonal angle radiation fin a slices have the cylinder of connection at radiation fin with support column connecting portion upper end, up-small and down-big cylinder boss forms tie point; Another side radiation fin and support column junction have a little feed circular hole on radiation fin, can be for the feed coaxial cable by linking to each other with brace, and brace links to each other with diagonal angle radiation fin boss, constitutes the radiating doublet of a polarization; Another is polarized in boss on the radiation fin and the feed circular hole certain altitude that all sinks, and makes the brace of two polarization have certain altitude poor, constitutes two polarized spatial cross feeds.
7, integral type antenna element according to claim 3 is characterized in that: described shaking is provided with the slit between the sheet group, and be vertical mutually between the slit.
8, integral type antenna element according to claim 3 is characterized in that: shake sheet and four support columns of four radiation are one-body molded.
9, integral type antenna element according to claim 1 is characterized in that: described support column is the up big and down small constant slope that has, and the cross section is semicircle, constitutes the fixedly wire casing of feeding network.
10, integral type antenna element according to claim 1 is characterized in that: hollow out is fan-shaped on the described oscillator radiation fin, and the cross section is biparting shape.
11, according to claim 1 or 10 described integral type antenna elements, it is characterized in that: described oscillator radiation fin is fan-shaped aluminium sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100398003A CN101572347A (en) | 2009-05-27 | 2009-05-27 | Integral type antenna element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100398003A CN101572347A (en) | 2009-05-27 | 2009-05-27 | Integral type antenna element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101572347A true CN101572347A (en) | 2009-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100398003A Pending CN101572347A (en) | 2009-05-27 | 2009-05-27 | Integral type antenna element |
Country Status (1)
| Country | Link |
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| CN (1) | CN101572347A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300233A (en) * | 2014-08-13 | 2015-01-21 | 广州埃信电信设备有限公司 | Ultra-wideband dual-polarized multi-input multi-output antenna |
| CN106785369A (en) * | 2016-12-28 | 2017-05-31 | 广东晖速通信技术股份有限公司 | A kind of small-sized single polarization radiating element |
| CN116979245A (en) * | 2023-08-04 | 2023-10-31 | 京信通信技术(广州)有限公司 | Radiating element, antenna and base station |
-
2009
- 2009-05-27 CN CNA2009100398003A patent/CN101572347A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300233A (en) * | 2014-08-13 | 2015-01-21 | 广州埃信电信设备有限公司 | Ultra-wideband dual-polarized multi-input multi-output antenna |
| CN104300233B (en) * | 2014-08-13 | 2017-04-26 | 广州埃信电信设备有限公司 | Ultra-wideband dual-polarized multi-input multi-output antenna |
| CN106785369A (en) * | 2016-12-28 | 2017-05-31 | 广东晖速通信技术股份有限公司 | A kind of small-sized single polarization radiating element |
| CN116979245A (en) * | 2023-08-04 | 2023-10-31 | 京信通信技术(广州)有限公司 | Radiating element, antenna and base station |
| CN116979245B (en) * | 2023-08-04 | 2024-04-16 | 京信通信技术(广州)有限公司 | Radiating element, antenna and base station |
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Application publication date: 20091104 |