CN204966674U - Super wide band radiating element and mobile communication base station antenna thereof - Google Patents
Super wide band radiating element and mobile communication base station antenna thereof Download PDFInfo
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- CN204966674U CN204966674U CN201520201786.3U CN201520201786U CN204966674U CN 204966674 U CN204966674 U CN 204966674U CN 201520201786 U CN201520201786 U CN 201520201786U CN 204966674 U CN204966674 U CN 204966674U
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- radiating element
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- 238000010295 mobile communication Methods 0.000 title claims abstract description 15
- 230000005855 radiation Effects 0.000 claims abstract description 48
- 238000010276 construction Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000007373 indentation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000009510 drug design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005388 cross polarization Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model is suitable for a mobile communication base station antenna technical field provides a super wide band radiating element and mobile communication base station antenna thereof, super wide band radiating element includes: the irradiator, including four radiation fins, four the radiation fin falls into two sets ofly, it is two sets of the radiation fin mutually orthogonal sets up, balanced feeder equipment, set up in the irradiator below is supported the irradiator, balanced feeder equipment includes feed piece and ba lun, the feed piece set up in ba lunnei, the reflector, set up in balanced feeder equipment below, with ba lun connects. Therefore, the utility model discloses make super wide band radiating element's standing wave bandwidth good, good, the simple structure of radiance.
Description
Technical field
The utility model relates to antenna of mobile communication base station technical field, particularly relates to a kind of ultra-wideband radiating element and antenna of mobile communication base station thereof.
Background technology
Along with the fast development of mobile communication technology, the quantity of mobile communication subscriber is anxious to be increased, and the requirement of mobile communication system to network signal capacity, antenna performance index is also improving day by day.Under the interests driving that site is shared policy and saved capital cost, multifrequency, broadband have changed into the important trend of antenna for base station development.
The working frequency range of the broadband dualpolarization radiation unit that prior art provides is generally 1710-2170MHz, 1920-2690MHz or 1880-2690MHz, or frequency range is 1710-2690MHz but standing wave bandwidth is general, and such as less than 1.5.These broadband dualpolarization radiation unit standing wave bandwidth difference, radiance are poor, complex structure.
In summary, in actual use, obviously there is inconvenience and defect, so be necessary to be improved in existing ultra-wideband radiating element.
Utility model content
For above-mentioned defect, the purpose of this utility model is to provide a kind of ultra-wideband radiating element and antenna of mobile communication base station thereof, and to make, the standing wave bandwidth of ultra-wideband radiating element is good, radiance is good, structure is simple.
To achieve these goals, the utility model provides a kind of ultra-wideband radiating element, comprising:
Radiant body, comprises four radiation fins, and four described radiation fins are divided into two groups; Described in two groups, radiation fin is orthogonally set;
Balanced feeding device, is arranged at below described radiant body, supports described radiant body; Described balanced feeding device comprises feed tab and Ba Lun; Described feed tab is arranged at described Ba Lunnei;
Reflector, is arranged at below described balanced feeding device, is connected with described Ba Lun.
According to described ultra-wideband radiating element, between four described radiation fins, form current path in parallel;
Described in every two groups, the radiating curtain path of radiation fin composition is 0.5 wavelength;
The gap width of adjacent described radiation fin is 0.02 wavelength.
According to described ultra-wideband radiating element, the bottom of described Ba Lun links into an integrated entity; The top of described Ba Lun is divided into four cylinders, and each described cylinder is connected with radiation fin described in a slice respectively.
According to described ultra-wideband radiating element, the described cylinder of described Ba Lun is hollow-core construction; The length of described cylinder is 0.25 wavelength.
Described feed tab comprises two, and feed tab described in every sheet is arranged in a described cylinder of described Ba Lun respectively; The upper end of each described feed tab is connected with the cylinder of the described Ba Lun of offside.
According to described ultra-wideband radiating element, the outer drift angle of described radiation fin is provided with adjustable column; The length of described adjustable column is 0.03 wavelength, and the diameter of described adjustable column is the half of the length of described adjustable column.
According to described ultra-wideband radiating element, the bottom of described Ba Lun is provided with an installing hole;
The bottom of described Ba Lun is fixedly connected with described reflecting element by described installing hole by one fixture;
According to described ultra-wideband radiating element, spaced two described feed tab composition microstrip line constructions;
The upper/lower terminal of each described feed tab is provided with fixed block, and described fixed block is socketed in the upper/lower terminal of described feed tab, described feed tab is arranged at the central authorities of described cylinder.
According to described ultra-wideband radiating element, the end of the part that described Ba Lun is positioned at below described reflector is provided with breach, the screen of described Ba Lun and coaxial cable is electrically connected in described indentation, there, the heart yearn of described coaxial cable and the electrical connection of described feed tab.
According to described ultra-wideband radiating element, between the bottom of the cylinder of described Ba Lun and described reflector, be provided with insulation cushion;
The scope of described ultra-wideband is 1710MHz-2690MHz.
In order to realize another goal of the invention of the present utility model, the utility model additionally provides a kind of antenna of mobile communication base station comprising ultra-wideband radiating element described in above-mentioned any one.
The utility model comprises by arranging ultra-wideband radiating element: radiant body, comprises four radiation fins, and four described radiation fins are divided into two groups; Described in two groups, radiation fin is orthogonally set; Balanced feeding device, is arranged at below described radiant body, supports described radiant body; Described balanced feeding device comprises feed tab and Ba Lun; Described feed tab is arranged at described Ba Lunnei; Reflector, is arranged at below described balanced feeding device, is connected with described Ba Lun.Thus, the shape of rational design feed bascule and radiant body, size etc., overcome ultra-wideband radiating element standing wave bandwidth limit, polarization current is uneven, need the problem such as loading, have that standing wave bandwidth is good, radiance is good, structure is simple, convenient for assembly, cost is low, high reliability.In less size, achieve ultra-wideband (1710-2690MHz) dual-polarization radiating unit simultaneously, not only on standing wave bandwidth, radiance, obtain excellent performance, and structurally there is simple, convenient for assembly, that cost is low, reliability is high advantage.The antenna of mobile communication base station provided accordingly also has good performance.
Accompanying drawing explanation
Fig. 1 is the vertical view of the radiant body that embodiment of the present utility model provides;
Fig. 2 is the front view of the ultra-wideband radiating element that embodiment of the present utility model provides;
Fig. 3 is the profile of the ultra-wideband radiating element that embodiment of the present utility model provides;
Fig. 4 is the feed tab structural representation that embodiment of the present utility model provides;
Fig. 5 is the barron structure schematic diagram that embodiment of the present utility model provides;
Fig. 6 A is the reflection board structure schematic diagram that embodiment of the present utility model provides;
Fig. 6 B is the reflection board structure schematic diagram that embodiment of the present utility model provides.
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.
See Fig. 1 ~ Fig. 5, in the first embodiment of the present utility model, provide a kind of ultra-wideband radiating element 100, comprising:
Radiant body 10, comprises four radiation fins, 11, four described radiation fins 11 and is divided into two groups; Described in two groups, radiation fin 11 is orthogonally set;
Balanced feeding device 20, is arranged at below described radiant body 10, supports described radiant body 10; Described balanced feeding device 20 comprises feed tab 21 and Ba Lun 22; Described feed tab 21 is arranged in described Ba Lun 22;
Reflector 30, is arranged at below described balanced feeding device 20, is connected with described Ba Lun 22.
In this embodiment, provide a kind of ultra-wideband radiating element 100, concrete ultra-wideband radiating element 100 can be ultra-wideband (1710-2690MHz) dual-polarization radiating unit.Concrete ultra-wideband radiating element 100 includes radiant body 10, balanced feeding device 20 and reflector 30.Wherein, radiant body 10 by four between two one group of orthogonal radiation fin 11 form, balanced feeding device 20 is made up of feed tab 21 and Ba Lun 22 two parts, Ba Lun 22 supporting spokes beam 10.This ultra-wideband radiating element 100 has the performance be equal to conventional basestation antennas, as little in beamwidth span, cross polarization than good, front and back than good etc.
In an execution mode of the present utility model, the radiant body 10 of ultra-wideband radiating element 100 by four between two one group of orthogonal radiation fin 11 form, each forms current path in parallel, four radiation fins 11 are in 90 ° of Rotational Symmetry geometrical relationships, one of them is to the corresponding polarised direction of two of angular direction radiation fins 11, another is to two of angular direction radiation fins 11 another polarised direction corresponding, the two is orthogonal, the radiating curtain path of each polarization is about 1/2nd wavelength, gap width between adjacent radiation sheet 11 about 0.02 wavelength.
See Fig. 1 ~ Fig. 5, in the second embodiment of the present utility model, the bottom 222 of Ba Lun 22 links into an integrated entity; The top of Ba Lun 22 is divided into four cylinders 221, and each cylinder 221 is connected with a slice radiation fin 11 respectively.Owing to being one bottom Ba Lun 22, upper end is divided into four parts, and respectively with four radiation fins 11 are connected, and can form a part for radiation fin 11 thus, plays the effect supporting radiation fin 11.Further, the cylinder 221 of Ba Lun 22 is hollow-core construction; The length of cylinder 221 is 0.25 wavelength.
In a way of example of the present utility model, Ba Lun 22 part is hollow columnar.Feed tab 21 is goed deep in hollow columnar Ba Lun 22, and the Ba Lun 22 of its upper end and offside is electrically connected.Feed tab 21 is goed deep into Ba Lun 22 part and is provided with medium fixed block 212.Feed tab 21 is goed deep in hollow columnar Ba Lun 22, and the two exceeds length about 0.1 wavelength of Ba Lun 22 integration bottom.
In addition, feed tab 21 comprises two, and every sheet feed tab 21 is arranged in a described cylinder 221 of Ba Lun 22 respectively; The upper end of each feed tab 21 is connected with the cylinder 221 of the Ba Lun 22 of offside.Further, current path in parallel is formed between four described radiation fins 11; The radiating curtain path that every two groups of radiation fins 11 form is about 0.5 wavelength, as 0.5 wavelength; The gap width of adjacent described radiation fin 11 is about 0.02 wavelength, as 0.02 wavelength.
See Fig. 1 ~ Fig. 5, in the 3rd embodiment of the present utility model, the outer drift angle of radiation fin 11 is provided with adjustable column 111; The length of described adjustable column 111 is 0.03 wavelength, and the diameter of described adjustable column 111 is the half of the length of described adjustable column 111.
Preferably, the bottom 222 of Ba Lun 22 is provided with an installing hole 221; The bottom 222 of described Ba Lun 22 is fixedly connected with described reflector 30 by described installing hole 221 by one fixture; The bottom 222 of Ba Lun 22 is 0.1 wavelength.Concrete the outer drift angle of each radiation fin 11 is respectively arranged with adjustable column 111, length about 0.03 wavelength of adjustable column 111, and diameter is about the half of its length as shown in Figure 2,3, to regulate impedance diagram, to reduce polarization current disequilibrium.
See Fig. 3 and Fig. 4, in the 4th embodiment of the present utility model, spaced two described feed tab 21 form microstrip line construction; The upper/lower terminal of each described feed tab 21 is provided with fixed block 212, and fixed block 212 is socketed in the upper/lower terminal of described feed tab 21, feed tab 21 is arranged at the central authorities of cylinder 221.
Concrete, feed tab 21 is separately positioned on the center of Ba Lun 22, and composition microstrip line construction, the two ends up and down going deep into Ba Lun 22 part of feed tab 21 are respectively arranged with medium fixed block 212, make feed tab 21 be centered at Ba Lun 22 and play impedance adjustment effect.The material of described medium fixed block 212 can adopt POM, ABS etc.
See Fig. 5, in the 5th embodiment of the present utility model, the end of the part that Ba Lun 22 is positioned at below reflector 30 is provided with breach 31, Ba Lun 22 and is electrically connected at breach 31 place with the screen of coaxial cable, and heart yearn and the described feed tab 21 of described coaxial cable are electrically connected.
See Fig. 1, Fig. 2 and Fig. 3, in an embodiment of the present utility model, ultra-wideband radiating element 100 comprises reflector 30, radiant body 10, feed tab 21, Ba Lun 22 and insulation cushion 50, wherein feed tab 21 and Ba Lun 22 Compositional balance feeder equipment 20, balanced feeding device 20 passes through insulation cushion 50 and Ba Lun 22 and installing hole 221 (can be screw hole) and is fixed on reflector 30.Insulation cushion 50 is provided with between the bottom of the cylinder 221 of Ba Lun 22 and reflector 30; The scope of described ultra-wideband is 1710MHz-2690MHz.
In an execution mode of the present utility model, be connected bottom Ba Lun 22, center is provided with screw hole (i.e. installing hole 221), and the upper end of Ba Lun 22 is connected with radiation fin 11 respectively, form a part for radiation fin 11, and play the effect supporting radiation fin 11.Ba Lun 22 is more than bottom, and the length namely above reflector is about quarter-wave, and the length below reflector 30 can be determined according to use scenes, about 0.1 wavelength of the length in the present embodiment.As shown in Figure 5, the end of the part that Ba Lun 22 is positioned at below reflector 30 is provided with breach 31, and realizes herein being electrically connected with the screen of coaxial cable, and the heart yearn of coaxial cable then realizes electrical connection with feed tab 21, thus to described radiating element feed.This ultra-wideband (1710-2690MHz) radiating element 100 has that standing wave bandwidth is good, radiance is good, structure is simple, convenient for assembly, cost is low, high reliability.
In an execution mode of the present utility model, the structure of the reflector 30 of another preferred embodiment provided for the utility model as shown in Figure 6 A and 6 B.
In an embodiment of the present utility model, additionally provide a kind of antenna of mobile communication base station comprising the ultra-wideband radiating element 100 that any one embodiment above-mentioned provides.And the structure of ultra-wideband radiating element 100 all has description in above-mentioned multiple embodiment, do not repeat them here.
In sum, the utility model comprises by arranging ultra-wideband radiating element: radiant body, comprises four radiation fins, and four described radiation fins are divided into two groups; Described in two groups, radiation fin is orthogonally set; Balanced feeding device, is arranged at below described radiant body, supports described radiant body; Described balanced feeding device comprises feed tab and Ba Lun; Described feed tab is arranged at described Ba Lunnei; Reflector, is arranged at below described balanced feeding device, is connected with described Ba Lun.Thus, the shape of rational design feed bascule and radiant body, size etc., overcome ultra-wideband radiating element standing wave bandwidth limit, polarization current is uneven, need the problem such as loading, have that standing wave bandwidth is good, radiance is good, structure is simple, convenient for assembly, cost is low, high reliability.In less size, achieve ultra-wideband (1710-2690MHz) dual-polarization radiating unit simultaneously, not only on standing wave bandwidth, radiance, obtain excellent performance, and structurally there is simple, convenient for assembly, that cost is low, reliability is high advantage.The antenna of mobile communication base station provided accordingly also has good performance.
Certainly; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the utility model.
Claims (10)
1. a ultra-wideband radiating element, is characterized in that, comprising:
Radiant body, comprises four radiation fins, and four described radiation fins are divided into two groups; Described in two groups, radiation fin is orthogonally set;
Balanced feeding device, is arranged at below described radiant body, supports described radiant body; Described balanced feeding device comprises feed tab and Ba Lun; Described feed tab is arranged at described Ba Lunnei;
Reflector, is arranged at below described balanced feeding device, is connected with described Ba Lun.
2. ultra-wideband radiating element according to claim 1, is characterized in that, forms current path in parallel between four described radiation fins;
Described in every two groups, the radiating curtain path of radiation fin composition is 0.5 wavelength;
The gap width of adjacent described radiation fin is 0.02 wavelength.
3. ultra-wideband radiating element according to claim 1, is characterized in that, the bottom of described Ba Lun links into an integrated entity; The top of described Ba Lun is divided into four cylinders, and each described cylinder is connected with radiation fin described in a slice respectively.
4. ultra-wideband radiating element according to claim 3, is characterized in that, the described cylinder of described Ba Lun is hollow-core construction; The length of described cylinder is 0.25 wavelength;
Described feed tab comprises two, and feed tab described in every sheet is arranged in a described cylinder of described Ba Lun respectively; The upper end of each described feed tab is connected with the cylinder of the described Ba Lun of offside.
5. ultra-wideband radiating element according to claim 1, is characterized in that, the outer drift angle of described radiation fin is provided with adjustable column; The length of described adjustable column is 0.03 wavelength, and the diameter of described adjustable column is the half of the length of described adjustable column.
6. ultra-wideband radiating element according to claim 3, is characterized in that, the bottom of described Ba Lun is provided with an installing hole;
The bottom of described Ba Lun is fixedly connected with described reflecting element by described installing hole by one fixture.
7. ultra-wideband radiating element according to claim 4, is characterized in that, spaced two described feed tab composition microstrip line constructions;
The upper/lower terminal of each described feed tab is provided with fixed block, and described fixed block is socketed in the upper/lower terminal of described feed tab, described feed tab is arranged at the central authorities of described cylinder.
8. ultra-wideband radiating element according to claim 4, it is characterized in that, the end of the part that described Ba Lun is positioned at below described reflector is provided with breach, the screen of described Ba Lun and coaxial cable is electrically connected in described indentation, there, the heart yearn of described coaxial cable and the electrical connection of described feed tab.
9. ultra-wideband radiating element according to claim 3, is characterized in that, is provided with insulation cushion between the bottom of the cylinder of described Ba Lun and described reflector;
The scope of described ultra-wideband is 1710MHz-2690MHz.
10. one kind comprises the antenna of mobile communication base station of the ultra-wideband radiating element as described in any one of claim 1 ~ 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520201786.3U CN204966674U (en) | 2015-04-03 | 2015-04-03 | Super wide band radiating element and mobile communication base station antenna thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520201786.3U CN204966674U (en) | 2015-04-03 | 2015-04-03 | Super wide band radiating element and mobile communication base station antenna thereof |
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| CN204966674U true CN204966674U (en) | 2016-01-13 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108155473A (en) * | 2016-12-06 | 2018-06-12 | 罗森伯格技术（昆山）有限公司 | Feed structure and antenna for base station |
| CN108470985A (en) * | 2018-05-17 | 2018-08-31 | 江苏亨鑫科技有限公司 | A kind of broad beam Bipolarization antenna for base station |
| CN113782967A (en) * | 2021-07-22 | 2021-12-10 | 江苏亨鑫科技有限公司 | Exempt from to weld PCB oscillator device |
| CN115347352A (en) * | 2022-08-30 | 2022-11-15 | 江苏亨鑫科技有限公司 | Miniaturized wide band section base station antenna unit |
-
2015
- 2015-04-03 CN CN201520201786.3U patent/CN204966674U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108155473A (en) * | 2016-12-06 | 2018-06-12 | 罗森伯格技术（昆山）有限公司 | Feed structure and antenna for base station |
| WO2018103504A1 (en) * | 2016-12-06 | 2018-06-14 | 罗森伯格技术（昆山）有限公司 | Antenna feed structure and base station antenna |
| CN108155473B (en) * | 2016-12-06 | 2024-05-14 | 普罗斯通信技术（苏州）有限公司 | Feed structure and base station antenna |
| CN108470985A (en) * | 2018-05-17 | 2018-08-31 | 江苏亨鑫科技有限公司 | A kind of broad beam Bipolarization antenna for base station |
| CN108470985B (en) * | 2018-05-17 | 2023-11-21 | 江苏亨鑫科技有限公司 | Wide-beam dual-polarized base station antenna |
| CN113782967A (en) * | 2021-07-22 | 2021-12-10 | 江苏亨鑫科技有限公司 | Exempt from to weld PCB oscillator device |
| CN113782967B (en) * | 2021-07-22 | 2023-12-01 | 江苏亨鑫科技有限公司 | Welding-free PCB vibrator device |
| CN115347352A (en) * | 2022-08-30 | 2022-11-15 | 江苏亨鑫科技有限公司 | Miniaturized wide band section base station antenna unit |
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| Date | Code | Title | Description |
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| 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: 20160113 |