CN207977449U - Ultra-wide-band emission unit applied to low-frequency range antenna - Google Patents
Ultra-wide-band emission unit applied to low-frequency range antenna Download PDFInfo
- Publication number
- CN207977449U CN207977449U CN201820346048.1U CN201820346048U CN207977449U CN 207977449 U CN207977449 U CN 207977449U CN 201820346048 U CN201820346048 U CN 201820346048U CN 207977449 U CN207977449 U CN 207977449U
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- ultra
- wide
- radiation
- emission unit
- radiator
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Abstract
The utility model discloses a kind of ultra-wide-band emission unit, including the orthogonal radiator of radiation direction, pedestal is connected with by support member below the radiator, the radiator includes radiation arm, resonant body and coupling piece, the resonant body and coupling piece are vertically set on the radiation arm, are opened up on the radiation arm horizontal plane fluted.The utility model is compact-sized, and bandwidth is larger, and radiation index is excellent, and sound construction is durable, has a wide range of application, versatile, and conformity of production is preferable；There is good radiation characteristic based on the antenna that radiator is formed.
Description
Technical field
The utility model is related to a kind of antenna radiation units, and in particular to a kind of ultra wide band spoke applied to low-frequency range antenna
Penetrate unit.
Background technology
In cell mobile communication systems, antenna is the converter of communicating equipment circuit signal and space radiation electromagnetic wave,
It is the bridgehead of spacing wireless communication, therefore antenna for base station is the important component of mobile communication system, the direct shadow of characteristic
Ring the overall performance of entire wireless network.Current telecom operators both at home and abroad need different types of antenna to be built to meet its network
If it is required that；Secondly website selection difficulty is gradually increased when each operator's networking.These all propose newly the development of antenna for base station
Challenge, how to improve the versatility of antenna for base station and preferably reply website selection difficulty the problems such as being gradually increased, be mobile
The follow-up developments trend in communication base station market.In order to be compatible with a variety of communication standards, ultra-wideband dual polarized antenna and ultra-wideband multifrequency
Antenna is by large-scale use, but existing dual polarized antenna unit is generally all difficult to meet the requirement of ultra-wideband, existing radiation
Unit bore is big, and bandwidth is small, is affected to high band antenna, is unfavorable for more UWB Antenna designs.
Utility model content
Purpose of utility model：The utility model provides a kind of ultra-wide-band emission unit applied to low-frequency range antenna, solves
Existing radiating element bore is big, the small problem of bandwidth.
Technical solution：A kind of ultra-wide-band emission unit described in the utility model, including the orthogonal spoke of radiation direction
Beam, the radiator lower section are connected with pedestal by support member, and the radiator includes radiation arm, resonant body and coupling
Piece, the resonant body and coupling piece are vertically set on the radiation arm, are opened up on the radiation arm horizontal plane fluted.
In order to facilitate small-bore radiator is formed, the radiator is reduced in double frequency or multifrequency antenna to remaining frequency range
It influences, the radiator quantity is four, and four radiators surround the radiation component of square.
In order to form multiple resonance bands, effectively improve the bandwidth characteristic of radiator, the radiation arm end be provided with to
The loaded segment of lower bending.
In order to effectively coupling piece be avoided to be in direct contact with radiation arm, radiator third order intermodulation index, the coupling are influenced
Insulating trip is provided between piece and radiation arm.
In order to avoid increasing medium on electrical specifications since outer force effect generates deformation in end, changing bipolar
Change the electrical length of radiator, and then promote the indexs such as isolation, is relatively set with two radiation arms on the radiator, two
It is detachably connected by medium fastener between radiation arm.
In order to promote the reliability of dual polarised radiation body, the medium fastener is isolation material medium fastener.
In order to avoid being influenced on the performance of alien frequencies section, described support member one end is arranged in the angle of square radiation component
And connect with radiation arm, other end is connect with pedestal, and the support member is in 40 °~50 ° angles with pedestal.
In order to while ensureing radiating element performance, promote production welding efficiency, the support member includes parallel sets
Two support arms set are provided with feed cable in one of support arm, another support arm end is arranged T shapes and feeds knot
Structure.
In order to avoid generating deformation due to outer force effect, radiating element performance is influenced, described two support arms pass through fixation
Fastener is fixed.
The ultra-wide-band emission unit uniform intervals are fixed on antenna metal reflecting plate.
Advantageous effect：The utility model is compact-sized, and bandwidth is larger, and radiation index is excellent, and sound construction is durable, using model
It encloses extensively, versatile, conformity of production is preferable；There is good radiation characteristic based on the antenna that radiator is formed.This practicality is new
Type is arranged by the radiation arm of radiator and forms small-bore radiating element at an angle of 90, is reduced in low-and high-frequency or multifrequency antenna
Influence of the radiator to remaining frequency range, has a wide range of application, and radiation arm connects resonant body and coupling piece, while radiation arm is in level
Direction opens up groove, forms multiple resonance bands, effectively improves the bandwidth performance of radiator.The ruler of radiation arm in the horizontal direction
The very little size less than on vertical direction, and radiation arm opens up groove, has carried out loss of weight, promotes the structural reliability of radiator, again
Reduce the weight and cost of radiator；By collecting T-shaped feed structure in the utility model, radiator directly passes through feed structure
Feed cable is welded, the quantity and assembly process of associated components is effectively reduced, improves the manufacturability of product；This reality
It is made of insulating materials with the medium fastener in novel, such as：The easily molded material such as POM, PP can be promoted bipolar in structure
The reliability for changing radiator increases medium in end, changes the electrical length of dual polarised radiation body on electrical specifications, into
And promote the indexs such as isolation；Pedestal gasket in the utility model is made of insulating materials, effectively reduces radiator and metal
The contact area of bottom plate effectively promotes the consistency of intermodulation index and electrical performance indexes.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the decomposition diagram of the utility model；
Fig. 3 is the overlooking structure diagram of the utility model；
Fig. 4 is the structural schematic diagram of medium fastener；
Fig. 5 is the present invention looks up structural representation of the utility model；
Fig. 6 is fixed fastener mounting structure schematic diagram；
Fig. 7 is base pads slice mounting structure schematic diagram；
Fig. 8 is coupling piece scheme of installation；
Fig. 9 is feed structure mounting structure schematic diagram；
Figure 10 is the structural schematic diagram using the ultra-wideband antenna of the utility model；
Figure 11 is the ultra-wideband multisystem co-sited antenna structure view using the utility model.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figs 1-9, a kind of ultra-wide-band emission unit, including four radiators surround the radiation component of square, adjacent
The radiation direction of two radiators is vertical, and pedestal 9, the setting of 8 one end of support member are connected with by support member 8 below radiator
It is connect in the angle of square radiation component and with radiation arm 10, other end is connect with pedestal 9, and support member 8 is in pedestal
40 °~50 ° angles, the bottom surface that support member 8 prolongs pedestal 9 extend to radiator, and four support members 8 crowd around to form bore presentation
Amplification trend, radiator include radiation arm 10, resonant body 6 and coupling piece 1, and resonant body 6 and coupling piece 1 are vertically set on radiation arm
On 10, opened up on 10 horizontal plane of radiation arm fluted.10 end of radiation arm is provided with the loaded segment 7 of downward bending, on radiator
Two radiation arms are relatively set with, are detachably connected by medium fastener 3 between two radiation arms, medium fastener 3 wraps dress
It is equipped with card slot compatible with two radiation arms, medium fastener 3 is equipped with barb, is preferably fixed on two radiation arms 10, keeps away
Exempt to generate deformation due to outer force effect, medium fastener 3 is made of easily molded insulating materials, and PP or POM insulation may be used
Material, radiation arm 10 are equipped with rectangle coupling piece 1 to increase the bandwidth of radiating element close to 8 position of support member, coupling piece 1 with
Insulating trip 13 is equipped between radiation arm 10, insulating trip 13 is fixed on coupling piece 1, insulating trip 13 and coupling piece 1 by through-hole and
Radiation arm 10 is fixed.Support member includes two support arms disposed in parallel, is the first support arm 8a and the second support arm
8b, wherein being provided with feed cable in the first support arm, T shapes feed structure 5 is arranged in the second support arm end.First support arm is logical
The line groove of walking that outer surface is equipped with arrangement cable is crossed, feed cable is arranged in groove, feed cable inner wire 12 and support
8 first support arm of portion welds together, and feed cable inner wire welds to form balun circuit with 8 second support arm of support member.
Fixed fastener 4 made of isolation material is equipped between two-arm, fixed fastener 4 is positioned close to square angle, effectively avoid by
Deformation is generated in outer force effect, influences radiating element performance.The utility model can form two or more resonance frequency bands, effectively
Radiating element bandwidth is promoted, radiating element height is 0.16~0.23 center frequency wavelength, and radiating aperture is 0.4~0.5
The radiating element of center frequency wavelength, the utility model is molded by aluminium alloy integration die cast or metal plate punching.
When applying the utility model on antenna, installed between the pedestal of radiating element and the metallic reflection plate 14 of antenna
Pedestal gasket 11 made of insulating materials, base pads on piece are reserved with the through-hole convenient for cable routing.As shown in Figure 10, Yi Zhongying
With the ultra-wideband antenna of the utility model, including metallic reflection plate 14 and at least one above-mentioned ultra wideband dual polarization radiating element,
Radiating element is installed on evenly spaced arrangement mode on antenna metal reflecting plate 14.As shown in figure 11, a kind of application sheet
Ultra wideband dual polarization radiating element is arranged on antenna metal reflecting plate for the multifrequency UWB Antenna of utility model, and interval is also needed to set
The radiating element 20 of same frequency range and different band antenna is set, the radiating element 20 of two alien frequencies sections is nested in the ultra wideband dual polarization
Radiating element, two frequency ranges are coaxial to be designed in metallic reflection plate 14 side by side.
Claims (10)
1. a kind of ultra-wide-band emission unit, which is characterized in that including the orthogonal radiator of radiation direction, under the radiator
Side is connected with pedestal (9) by support member (8), and the radiator includes radiation arm (10), resonant body (6) and coupling piece (1),
The resonant body (6) and coupling piece (1) are vertically set on the radiation arm (10), are opened up on radiation arm (10) horizontal plane
It is fluted.
2. ultra-wide-band emission unit according to claim 1, which is characterized in that the radiator quantity is four, four
Radiator surrounds the radiation component of square.
3. ultra-wide-band emission unit according to claim 1, which is characterized in that radiation arm (10) end be provided with to
The loaded segment (7) of lower bending.
4. ultra-wide-band emission unit according to claim 1, which is characterized in that the coupling piece (1) and radiation arm (10)
Between be provided with insulating trip (13).
5. ultra-wide-band emission unit according to claim 2, which is characterized in that be relatively set with two on the radiator
A radiation arm (10) is detachably connected by medium fastener (3) between two radiation arms (10).
6. ultra-wide-band emission unit according to claim 5, which is characterized in that the medium fastener (3) is that POM or PP is exhausted
Medium fastener made of edge material.
7. ultra-wide-band emission unit according to claim 2, which is characterized in that support member (8) one end setting exists
The angle of square radiation component is simultaneously connect with radiation arm (10), and other end is connect with pedestal (9), the support member (8)
It is in 40 °~50 ° angles with pedestal (9).
8. ultra-wide-band emission unit according to claim 7, which is characterized in that the support member (8) includes parallel sets
Two support arms set are provided with feed cable in one of support arm, and T shape feed structures are arranged in another support arm end
(5)。
9. ultra-wide-band emission unit according to claim 8, which is characterized in that described two support arms pass through fixed fastener
(4) fixed.
10. a kind of antenna including ultra-wide-band emission unit as described in claim 1, which is characterized in that the ultra wide band spoke
Unit interval is penetrated to be fixed on antenna metal reflecting plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346048.1U CN207977449U (en) | 2018-03-13 | 2018-03-13 | Ultra-wide-band emission unit applied to low-frequency range antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346048.1U CN207977449U (en) | 2018-03-13 | 2018-03-13 | Ultra-wide-band emission unit applied to low-frequency range antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207977449U true CN207977449U (en) | 2018-10-16 |
Family
ID=63765461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820346048.1U Expired - Fee Related CN207977449U (en) | 2018-03-13 | 2018-03-13 | Ultra-wide-band emission unit applied to low-frequency range antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207977449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994179A (en) * | 2019-09-30 | 2020-04-10 | 京信通信技术(广州)有限公司 | Feed assembly and radiation unit |
-
2018
- 2018-03-13 CN CN201820346048.1U patent/CN207977449U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994179A (en) * | 2019-09-30 | 2020-04-10 | 京信通信技术(广州)有限公司 | Feed assembly and radiation unit |
| CN110994179B (en) * | 2019-09-30 | 2021-08-20 | 京信通信技术(广州)有限公司 | Feed assembly and radiation unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181016 |