CN201523083U - Radiating element of dual-polarized mobile base station directional antenna - Google Patents
Radiating element of dual-polarized mobile base station directional antenna Download PDFInfo
- Publication number
- CN201523083U CN201523083U CN2009202358523U CN200920235852U CN201523083U CN 201523083 U CN201523083 U CN 201523083U CN 2009202358523 U CN2009202358523 U CN 2009202358523U CN 200920235852 U CN200920235852 U CN 200920235852U CN 201523083 U CN201523083 U CN 201523083U
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- feeder cable
- radiating element
- base station
- mobile base
- directional antenna
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Abstract
The utility model discloses a radiating element of a dual-polarized mobile base station directional antenna, comprising a reflective base plate, a weldable radiation block, a weldable radiation sheet, a lead sheet, a first feeder cable, a second feeder cable, a first insulation fixing device and a second insulation fixing device, wherein the weldable radiation block is fixedly connected with the reflective base plate; the lead sheet is connected with the weldable radiation sheet through the first insulation fixing device; the weldable radiation sheet is connected with the reflective base plate through the second insulation fixing device; and the outer conductors of the first feeder cable and the second feeder cable are connected with the weldable radiation block, and the inner conductors thereof are connected with the weldable radiation sheet. The radiating element of the dual-polarized mobile base station directional antenna has light whole weight, high gain, low profile, good standing wave, good third order intermodulation indexes, low cost, good production consistency, high production efficiency, simple and convenient entire installation process and strong operability.
Description
Technical field
The utility model relates to a kind of antenna element, the radiating element of specifically a kind of simple in structure, function admirable, dual polarization mobile base station directional antenna that cost is low.
Background technology
As electromagnetic R-T unit, the transmission of signal be unable to do without antenna for base station with covering in the mobile communication technology, and mobile base station antenna is the indispensable part in each base station, and its performance directly influences the quality of communication; And radiating element is the key component that influences the mobile base station antenna performance as the element of mobile base station antenna.Now there are some such or such problems in the radiating element scheme that generally adopts, as: gain on the low side, bandwidth is narrow partially, section is higher, the third order intermodulation index is undesirable etc., these problems all can cause the communication quality in the service area to can not get guarantee.
The utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model provides the radiating element of a kind of simple in structure, function admirable, dual polarization mobile base station directional antenna that cost is low.
The purpose of this utility model is achieved through the following technical solutions:
The radiating element of a kind of dual polarization of the present utility model mobile base station directional antenna, comprise reflected bottom plate, can weld the radiation piece, can weld radiation fin, guide sheet into, first feeder cable, second feeder cable, and first the insulation fixture and second the insulation fixture, the described radiation piece that welds is fixedlyed connected with reflected bottom plate, described guide into sheet with can weld radiation fin by first the insulation fixture be connected, the described radiation fin that welds is connected by the second insulation fixture with reflected bottom plate, the outer conductor of described first feeder cable and second feeder cable with can weld the radiation piece and be connected, the inner wire of first feeder cable and second feeder cable with can weld radiation fin and be connected.
For the electric property that guarantees radiating element and the mechanical strength of base plate, the bending that makes progress of described reflected bottom plate both sides; Be connected with other device for convenience, have the hole in the reflecting plate bottom.
For the inner wire that makes first feeder cable and second feeder cable can pass the center that can weld the radiation piece, and outer conductor can't pass through, and plays positioning action, guarantees the precision of assembling, and described center of welding the radiation piece is a via hole with the level; In order to be connected, threaded hole is arranged in described both sides, center of welding the radiation piece with reflected bottom plate.
In order to reduce the weight of oscillator as much as possible, and promote the performance of radiating element, the described rectangle or the square that are shaped as rule that welds radiation fin, and have, and be used to weld being positioned at the hole on the diagonal and being used for fixing the hole of insulation column of feeder cable inner wire about axisymmetric rectangular channel in center and circular hole.
In order to reduce the weight of oscillator as much as possible, and promote the performance of radiating element, the described rectangle or the square that are shaped as rule of guiding sheet into, and have about axisymmetric rectangular channel in center and circular hole.
Described first feeder cable and second feeder cable are 141 coaxial cables, and the impedance of first feeder cable and second feeder cable is 75 ohm, and are positioned at the position installation at diagonal angle.The current signal direction that is positioned at cornerwise first feeder cable and second feeder cable is mutually relative, and being reflected on radiating element is exactly that energy offsets, can't emittance, therefore need will be wherein one do paraphase and handle, be i.e. phase delay or 180 ° in advance.Be reflected in thus on the cable length, the length of first feeder cable and second feeder cable needs phase difference of half wavelength (described wavelength refers to the wavelength of center frequency point).These two cables synthesize one the tunnel through the mixer of a constant power, and draw via one 50 ohm 141 cables, and with this polarization as this dual polarization antenna radiation unit, the installation process of another polarization similarly no longer repeats.
The two ends of the described first insulation fixture and the second insulation fixture have buckle, are used for fixing and can weld radiation fin and guide sheet into, and be used for fixing reflected bottom plate and can weld radiation fin.
Described reflected bottom plate and guide sheet into and can make by the aluminium of light weight, can weld the radiation piece and can weld radiation fin and can make by materials such as copper or aluminium are zinc-plated, the described first insulation fixture and the second insulation fixture can be made by the high temperature resistant PVC material, also can adopt other plastic or other material, raw material is cheap, can produce in enormous quantities by mold, with low cost.
The overall weight of the radiating element of a kind of dual polarization of the present utility model mobile base station directional antenna is light, and gain is high, and section is low, and standing wave is good, the third order intermodulation index is good, and cost is low, and conformity of production is good, the production efficiency height, the whole erection process is simple and convenient, and is workable.
Description of drawings
Fig. 1 is a sectional structure schematic diagram of the present utility model;
Fig. 2 is a front schematic view of the present utility model;
Fig. 3 is a stereogram of the present utility model;
The front schematic view of Fig. 4 for welding radiation piece 2 among Fig. 1;
Fig. 5 is the cutaway view of Fig. 4;
The front schematic view of Fig. 6 for welding radiation fin 3 among Fig. 1;
Fig. 7 is for guiding the front schematic view of sheet 4 among Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further explanation.
Shown in accompanying drawing 1-7, the radiating element of a kind of dual polarization of the present utility model mobile base station directional antenna, comprise reflected bottom plate 1, can weld radiation piece 2, can weld radiation fin 3, guide sheet 4 into, first feeder cable 5, second feeder cable 7, and first the insulation fixture 6 and second the insulation fixture 8, can weld radiation piece 2 fixedlys connected with reflected bottom plate 1, guide into sheet 4 with can weld radiation fin 3 by first the insulation fixture 6 be connected, can weld radiation fin 3 is connected by the second insulation fixture 8 with reflected bottom plate 1, the outer conductor of first feeder cable 5 and second feeder cable 7 with can weld radiation piece 2 and be connected, the inner wire of first feeder cable 5 and second feeder cable 7 with can weld radiation fin 3 and be connected.
The bending that makes progress of reflected bottom plate 1 both sides can guarantee the electric property of radiating element and the mechanical strength of base plate; Have the hole in reflected bottom plate 1 bottom, can make things convenient for other device to be connected.The center that can weld radiation piece 2 is a via hole with the level, can make the inner wire of first feeder cable 5 and second feeder cable 7 can pass the center that can weld radiation piece 2, and outer conductor can't pass through, and plays positioning action, guarantees the precision of assembling; There is threaded hole the both sides, center that can weld radiation piece 2, can be connected with reflected bottom plate 1.
Can weld the rectangle or the square that are shaped as rule of radiation fin 3, and have about axisymmetric rectangular channel in center and circular hole, and being positioned at the hole on the diagonal and being used for fixing the hole of the fixture 6 that insulate of inner wire that is used to weld feeder cable 5, can reduce the weight of oscillator as much as possible, and promote the performance of radiating element.Guide the rectangle or the square that are shaped as rule of sheet 4 into, and have, can reduce the weight of oscillator as much as possible, and promote the performance of radiating element about axisymmetric rectangular channel in center and circular hole.
First feeder cable and second feeder cable 7 are 141 coaxial cables, and the impedance of first feeder cable 5 and second feeder cable 7 is 75 ohm, and are positioned at the position installation at diagonal angle.It is mutually relative to be positioned at cornerwise two cable-fed current signal directions, and being reflected on radiating element is exactly that energy offsets, can't emittance, therefore need will be wherein one do paraphase and handle, be i.e. phase delay or 180 ° in advance.Be reflected in thus on the cable length, the length of first feeder cable and second feeder cable 7 needs phase difference of half wavelength (described wavelength refers to the wavelength of center frequency point).First feeder cable and second feeder cable 7 are through the mixer synthetic a tunnel of a constant power, and draw via one 50 ohm 141 cables, with this polarization as this dual polarization antenna radiation unit, the installation process of another polarization similarly no longer repeats.The two ends of the first insulation fixture 6 and the second insulation fixture 8 have buckle, are used for fixing can weld radiation fin 3 and guide sheet 4 into, and are used for fixing reflected bottom plate 1 and can weld radiation fin 3.
Reflected bottom plate 1 and guide sheet 4 into and can be made by the aluminium of light weight can be welded radiation piece 2 and can be welded radiation fin 3 and can be made by materials such as copper or aluminium are zinc-plated, light weight, and cost is low; The first insulation fixture 6 and the second insulation fixture 8 can be made by the high temperature resistant PVC material, also can adopt other plastic or other material, and raw material is cheap, can produce in enormous quantities by mold, and is with low cost.
The above only is a preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (8)
1. the radiating element of a dual polarization mobile base station directional antenna, it is characterized in that: comprise reflected bottom plate (1), can weld radiation piece (2), can weld radiation fin (3), guide sheet (4) into, first feeder cable (5), second feeder cable (7), and first insulation fixture (6) and second fixture (8) that insulate, the described radiation piece (2) that welds is fixedlyed connected with reflected bottom plate (1), described guide into sheet (4) with can weld radiation fin (3) by first the insulation fixture (6) be connected, the described radiation fin (3) that welds is connected by the second insulation fixture (8) with reflected bottom plate (1), the outer conductor of described first feeder cable (5) and second feeder cable (7) with can weld radiation piece (2) and be connected, the inner wire of first feeder cable (5) and second feeder cable (7) with can weld radiation fin (3) and be connected.
2. the radiating element of a kind of dual polarization according to claim 1 mobile base station directional antenna is characterized in that: the make progress bending and have the hole in the bottom of described reflected bottom plate (1) both sides.
3. the radiating element of a kind of dual polarization according to claim 1 mobile base station directional antenna is characterized in that: described center of welding radiation piece (2) is a via hole with the level, and the both sides, center are threaded holes.
4. the radiating element of a kind of dual polarization according to claim 1 mobile base station directional antenna, it is characterized in that: the described rectangle or the square that are shaped as rule that welds radiation fin (3), and have about axisymmetric rectangular channel in center and circular hole, and be used to weld first feeder cable (5) and second feeder cable (7) inner wire the hole and be used for fixing the insulate hole of fixture (8) of the first insulation fixture (6) and second.
5. the radiating element of a kind of dual polarization according to claim 1 mobile base station directional antenna is characterized in that: the described rectangle or the square that are shaped as rule of guiding sheet (4) into, and have about axisymmetric rectangular channel in center and circular hole.
6. the radiating element of a kind of dual polarization according to claim 1 mobile base station directional antenna, it is characterized in that: described first feeder cable (5) and second feeder cable (7) are 141 coaxial cables, the impedance of first feeder cable (5) and second feeder cable (7) is 75 ohm, and is positioned at the position installation at diagonal angle.
7. the radiating element of a kind of dual polarization according to claim 6 mobile base station directional antenna, it is characterized in that: the length phase difference of half wavelength of described first feeder cable (5) and second feeder cable (7), and, draw by one 50 ohm 141 cables through synthetic one section of the mixer of a constant power.
8. the radiating element of a kind of dual polarization according to claim 1 mobile base station directional antenna is characterized in that: the two ends of the described first insulation fixture (6) and the second insulation fixture (8) have buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202358523U CN201523083U (en) | 2009-10-09 | 2009-10-09 | Radiating element of dual-polarized mobile base station directional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202358523U CN201523083U (en) | 2009-10-09 | 2009-10-09 | Radiating element of dual-polarized mobile base station directional antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201523083U true CN201523083U (en) | 2010-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202358523U Expired - Fee Related CN201523083U (en) | 2009-10-09 | 2009-10-09 | Radiating element of dual-polarized mobile base station directional antenna |
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| CN (1) | CN201523083U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780075A (en) * | 2012-07-05 | 2012-11-14 | 摩比天线技术（深圳）有限公司 | Micro base station antenna |
| CN103401068A (en) * | 2013-08-08 | 2013-11-20 | 西安电子科技大学 | High-gain wideband stereoscopic slot Yagi antenna |
| CN103943971A (en) * | 2014-05-12 | 2014-07-23 | 良特电子科技(东莞)有限公司 | 450-MHz antenna manufacturing method and 450-MHz antenna device |
| CN103996356A (en) * | 2011-05-25 | 2014-08-20 | 瑞轩科技股份有限公司 | Display device with directional antenna |
| CN104409833A (en) * | 2014-11-26 | 2015-03-11 | 摩比天线技术（深圳）有限公司 | Antenna radiation unit and communication base station with same |
| CN107834187A (en) * | 2017-11-23 | 2018-03-23 | 苏州东山精密制造股份有限公司 | One kind miniaturization 5G antenna for base station |
| CN110265766A (en) * | 2019-07-26 | 2019-09-20 | 杭州美泰通讯技术有限公司 | High frequency antenna oscillator |
| CN111430883A (en) * | 2019-12-24 | 2020-07-17 | 瑞声科技(新加坡)有限公司 | Base station antenna |
-
2009
- 2009-10-09 CN CN2009202358523U patent/CN201523083U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996356A (en) * | 2011-05-25 | 2014-08-20 | 瑞轩科技股份有限公司 | Display device with directional antenna |
| CN102780075A (en) * | 2012-07-05 | 2012-11-14 | 摩比天线技术（深圳）有限公司 | Micro base station antenna |
| CN102780075B (en) * | 2012-07-05 | 2015-09-02 | 摩比天线技术（深圳）有限公司 | Micro-antenna for base station |
| CN103401068A (en) * | 2013-08-08 | 2013-11-20 | 西安电子科技大学 | High-gain wideband stereoscopic slot Yagi antenna |
| CN103401068B (en) * | 2013-08-08 | 2015-06-03 | 西安电子科技大学 | High-gain wideband stereoscopic slot Yagi antenna |
| CN103943971A (en) * | 2014-05-12 | 2014-07-23 | 良特电子科技(东莞)有限公司 | 450-MHz antenna manufacturing method and 450-MHz antenna device |
| CN104409833A (en) * | 2014-11-26 | 2015-03-11 | 摩比天线技术（深圳）有限公司 | Antenna radiation unit and communication base station with same |
| CN107834187A (en) * | 2017-11-23 | 2018-03-23 | 苏州东山精密制造股份有限公司 | One kind miniaturization 5G antenna for base station |
| CN110265766A (en) * | 2019-07-26 | 2019-09-20 | 杭州美泰通讯技术有限公司 | High frequency antenna oscillator |
| CN110265766B (en) * | 2019-07-26 | 2024-03-22 | 嘉兴美泰通讯技术有限公司 | High-frequency antenna oscillator |
| CN111430883A (en) * | 2019-12-24 | 2020-07-17 | 瑞声科技(新加坡)有限公司 | Base station antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU JIESHITONG RF SYSTEM CO., LTD. Free format text: FORMER OWNER: JIANGSU JST TECHNOLOGY CO., LTD. Effective date: 20150504 Free format text: FORMER OWNER: JST TECHNOLOGIES (NANJING) CO., LTD. Effective date: 20150504 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 224211 YANCHENG, JIANGSU PROVINCE TO: 224200 YANCHENG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150504 Address after: 8 No. 224200 Yancheng City Dongtai city of Jiangsu Province East Avenue Patentee after: JIANGSU JST RADIO FREQUENCY SYSTEM CO., LTD. Address before: 224211 Jiangsu Province, Yancheng City Dongtai Town Road No. 20 ah Patentee before: Jiangsu JST Technologies Stock Co., Ltd. Patentee before: JST Technologies (Nanjing) Co., Ltd. |
|
| 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: 20100707 Termination date: 20171009 |