CN206806501U - A kind of ultra-wideband all-around top absorbing antenna - Google Patents
A kind of ultra-wideband all-around top absorbing antenna Download PDFInfo
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- CN206806501U CN206806501U CN201720066479.8U CN201720066479U CN206806501U CN 206806501 U CN206806501 U CN 206806501U CN 201720066479 U CN201720066479 U CN 201720066479U CN 206806501 U CN206806501 U CN 206806501U
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- radiating element
- antenna
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- wideband
- around top
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Abstract
It the utility model is related to a kind of ultra-wideband all-around top absorbing antenna, including antenna house, it is arranged on the antenna end cap of antenna house bottom, is arranged on the antenna end aluminum soleplate covered, the radiating element being arranged on inside antenna house, the feed seat for being arranged on radiating element bottom, the coaxial connector being connected with feed seat and the parasitic patch for being arranged on radiating element outer, the top of the radiating element is cylinder-like structure, the bottom of radiating element is pyramidal structure, and the lower port of radiating element is corresponding with the middle part of antenna end cap；The bottom of the parasitic patch is provided with least one support column being connected with aluminum soleplate, and the bottom of parasitic patch is provided with the sheet metal being connected with aluminum soleplate；Described coaxial connector is arranged on antenna end cap outer end；Copper coin is provided between described feed seat and coaxial connector；Described copper coin is arranged on aluminum soleplate top.A kind of ultra-wideband all-around top absorbing antenna described in the utility model, wider frequency band can be expanded toward low frequency, working frequency range is wide, and return loss is small.
Description
Technical field
Ceiling mount antenna field is the utility model is related to, especially a kind of ultra-wideband all-around top absorbing antenna.
Background technology
Indoor ceiling aerial is one kind of GSM antenna, is mainly used in indoor coverage of signal, is typically mounted at
On ceiling, wireless signal covering is carried out to the region that centered on it, tens meters of radius.Outdoor signal covering is all plate
Shape antenna, power is big, signal is strong, covering is remote；And in-door covering, such as meeting-place, hotel, office building, cinema, residential building
Deng, it is necessary to covered using indoor distributed system, ceiling mount antenna just is used, profile better appearance, does not influence interior decoration.Inhale
At most using single cone plus DC earthing or double cone structure, it is difficult to which low frequency is extended into 380MHz, traditional ceiling mount antenna processing
And assembling process is cumbersome, part linear contact is more, and return loss is big.
Utility model content
The technical problems to be solved in the utility model is：In order to overcome it is above-mentioned present in problem, there is provided a kind of ultra-wide
Frequency all-around top absorbing antenna, wider frequency band can be expanded toward low frequency, working frequency range is wide, and return loss is small.
Technical scheme is used by the utility model solves its technical problem：A kind of ultra-wideband all-around top absorbing antenna, bag
Antenna house is included, the antenna end cap of antenna house bottom is arranged on, is arranged on aluminum soleplate that antenna end covers, is arranged on inside antenna house
Radiating element, be arranged on the feed seat of radiating element bottom, with the coaxial connector that is connected of feed seat and being arranged on radiation
The parasitic patch of unit outer, the top of the radiating element is cylinder-like structure, and the bottom of radiating element is pyramidal structure, radiation
The lower port of unit is corresponding with the middle part of antenna end cap；The bottom of the parasitic patch be provided be connected with aluminum soleplate it is at least one
Support column, the bottom of parasitic patch are provided with the sheet metal being connected with aluminum soleplate；Described coaxial connector is arranged on antenna end cap
Outer end；Copper coin is provided between described feed seat and coaxial connector；Described copper coin is arranged on aluminum soleplate top.
Preferably, described radiating element is by metallic plate rotary press modelling, the pyramidal structure part of radiating element bottom
Angle is 40~50 degree.
Preferably, described radiating element is by copper coin or aluminium tin plate rotary press modelling.
Preferably, described parasitic patch is stamped aluminium.
Preferably, described feed seat bottom is welded with copper coin；Described coaxial connector is welded by cable and copper coin
Connect.
Preferably, it is provided with insulation spacer between described copper coin and aluminum soleplate.
Preferably, described cable passes through copper coin, it is connected with radiating element scolding tin.
The beneficial effects of the utility model are：A kind of ultra-wideband all-around top absorbing antenna, antenna end cap middle part, which has, is used for electricity
The through hole that cable passes through, antenna end cap fasten with antenna house, and installation is stable, and simple in construction, and part is few, and productibility is high；Wherein,
The parasitic patch on radiating element periphery is used to expand low frequency characteristic so that antenna can expand wider frequency band toward low frequency；Wherein, copper
Do not made electrical contact between plate and aluminum soleplate, only by coupling grounding, working frequency range is wide, easily realizes low passive intermodulation characteristic, returns
Ripple loss is small, and the bad caused probability of intermodulation is greatly lowered.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of overall structure diagram of ultra-wideband all-around top absorbing antenna described in the utility model；
Fig. 2 is a kind of internal structure schematic diagram of ultra-wideband all-around top absorbing antenna described in the utility model；
Fig. 3 is a kind of partial structural diagram of ultra-wideband all-around top absorbing antenna described in the utility model；
Fig. 4 is a kind of local fractionation structural representation of ultra-wideband all-around top absorbing antenna described in the utility model.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Embodiment 1
A kind of ultra-wideband all-around top absorbing antenna as shown in Figure 1,2,3, 4, including antenna house 1, it is arranged on the bottom of antenna house 1
Antenna end cap 2, be arranged on antenna end cap 2 aluminum soleplate 6, be arranged on inside antenna house 1 radiating element 5, be arranged on spoke
Penetrate the feed seat 9, the coaxial connector 3 being connected with feed seat 9 and the parasitism for being arranged on the outer of radiating element 5 of the bottom of unit 5
Piece 7, the top of the radiating element 5 are cylinder-like structure, and the bottom of radiating element 5 is pyramidal structure, the bottom of radiating element 5
Port is corresponding with the middle part of antenna end cap 2；The bottom of the parasitic patch 7 is provided with least one support column being connected with aluminum soleplate 6
8, the bottom of parasitic patch 7 is provided with the sheet metal being connected with aluminum soleplate 6（It is not shown）, wherein sheet metal（It is not shown）For aluminium flake；
Described coaxial connector 3 is arranged on the outer end of antenna end cap 2；Copper coin is provided between described feed seat 9 and coaxial connector 3
11；Described copper coin 11 is arranged on the top of aluminum soleplate 6.
In the present embodiment, the middle part of antenna end cap 2, which has, is used for the through hole that cable passes through, and antenna end cap 2 is buckled with antenna house 1
Close, installation is stable, and simple in construction, and productibility is high；Wherein, the parasitic patch 7 on the periphery of radiating element 5 is used to expand low frequency spy
Property so that antenna can expand wider frequency band toward low frequency；Wherein, do not make electrical contact between copper coin 11 and aluminum soleplate 6, only pass through
Coupling grounding, working frequency range is wide, easily realizes low passive intermodulation characteristic, and return loss is small.
Embodiment 2
A kind of ultra-wideband all-around top absorbing antenna as shown in Figure 1,2,3, 4, including antenna house 1, it is arranged on the bottom of antenna house 1
Antenna end cap 2, be arranged on antenna end cap 2 aluminum soleplate 6, be arranged on inside antenna house 1 radiating element 5, be arranged on spoke
Penetrate the feed seat 9, the coaxial connector 3 being connected with feed seat 9 and the parasitism for being arranged on the outer of radiating element 5 of the bottom of unit 5
Piece 7, the top of the radiating element 5 are cylinder-like structure, and the bottom of radiating element 5 is pyramidal structure, the bottom of radiating element 5
Port is corresponding with the middle part of antenna end cap 2；The bottom of the parasitic patch 7 is provided with least one support column being connected with aluminum soleplate 6
8, the bottom of parasitic patch 7 is provided with the sheet metal being connected with aluminum soleplate 6（It is not shown）；Described coaxial connector 3 is arranged on day
The outer end of line end lid 2；Copper coin 11 is provided between described feed seat 9 and coaxial connector 3；Described copper coin 11 is arranged on aluminium bottom
The top of plate 6.It is that have the first insulation spacer 10 between the bottom of radiating element 5 and the feed connection of seat 9.
Wherein, the middle part of antenna end cap 2, which has, is used for the through hole that cable passes through, and antenna end cap 2 fastens with antenna house 1, installs
Stable and simple in construction, productibility is high.
For described radiating element 5 by metallic plate rotary press modelling, the angle of the pyramidal structure part of the bottom of radiating element 5 is 40
Degree.Angle can obtain preferable high frequency characteristics between 40~50 degree, and the height of whole unit influences the low frequency characteristic of antenna,
When height can obtain good low frequency characteristic between 100~120mm, the material selection aluminium of radiating element 5 is tin plating.
Described parasitic patch 7 is stamped aluminium.
Welded with copper coin 11 the described bottom of feed seat 9；Described coaxial connector 3 is welded by cable 4 and copper coin 11；
Copper coin 11 is to be weldingly connected with feed seat 9, and benefit caused by welding is to reduce the nonlinear contact that screw locking is brought, so as to
Reduce the bad caused probability of intermodulation.
The second insulation spacer 12 is provided between described copper coin 11 and aluminum soleplate 6.Do not have between copper coin 11 and aluminum soleplate 6
Electrical contact, only passes through coupling grounding.The connection of coupling can play the role of the expansion of any to the beamwidth of antenna, while weld copper coin
It is to be not in contact between aluminium sheet, breaks off contact between the two, also reaching reduces the bad caused probability of intermodulation.
Described cable 4 passes through copper coin 11, is connected with the scolding tin of radiating element 5.
The present embodiment has the beneficial effect that：With very wide frequency band, 380MHz~6000MHz is applied to；It can be achieved
The characteristic of low intermodulation；It is easy to produce in batches.
To sum up, a kind of ultra-wideband all-around top absorbing antenna described in the utility model, the middle part of antenna end cap 2, which has, is used for cable
The through hole passed through, antenna end cap 2 fasten with antenna house 1, and installation is stable, and simple in construction, and part is few, and productibility is high；Wherein,
The parasitic patch 7 on the periphery of radiating element 5 is used to expand low frequency characteristic so that antenna can expand wider frequency band toward low frequency；Wherein,
Do not made electrical contact between copper coin 11 and aluminum soleplate 6, only by coupling grounding, working frequency range is wide, easily realizes that low passive intermodulation is special
Property, while there is good radiation characteristic, return loss is small, and the bad caused probability of intermodulation is greatly lowered.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (7)
- A kind of 1. ultra-wideband all-around top absorbing antenna, it is characterised in that：Including antenna house, it is arranged on the antenna end of antenna house bottom The radiating element that cover, is arranged on aluminum soleplate that antenna end covers, is arranged on inside antenna house, the feedback for being arranged on radiating element bottom Electric seat, with the coaxial connector that is connected of feed seat and be arranged on the parasitic patch of radiating element outer, the radiating element it is upper Portion is cylinder-like structure, and the bottom of radiating element is pyramidal structure, and the lower port of radiating element is corresponding with the middle part of antenna end cap； The bottom of the parasitic patch is provided with least one support column being connected with aluminum soleplate, and the bottom of parasitic patch is provided with and aluminum soleplate The sheet metal of connection；Described coaxial connector is arranged on antenna end cap outer end；Between described feed seat and coaxial connector It is provided with copper coin；Described copper coin is arranged on aluminum soleplate top.
- A kind of 2. ultra-wideband all-around top absorbing antenna according to claim 1, it is characterised in that：Described radiating element is by gold Belong to plate rotary press modelling, the angle of the pyramidal structure part of radiating element bottom is 40~50 degree.
- A kind of 3. ultra-wideband all-around top absorbing antenna according to claim 2, it is characterised in that：Described radiating element is by copper Plate or aluminium tin plate rotary press modelling.
- A kind of 4. ultra-wideband all-around top absorbing antenna according to claim 1, it is characterised in that：Described parasitic patch is punching press Aluminium flake.
- A kind of 5. ultra-wideband all-around top absorbing antenna according to claim 1, it is characterised in that：Described feed seat bottom with Copper coin welds；Described coaxial connector is welded by cable and copper coin.
- A kind of 6. ultra-wideband all-around top absorbing antenna according to claim 1, it is characterised in that：Described copper coin and aluminum soleplate Between be provided with insulation spacer.
- A kind of 7. ultra-wideband all-around top absorbing antenna according to claim 5, it is characterised in that：Described cable passes through copper Plate, it is connected with radiating element scolding tin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066479.8U CN206806501U (en) | 2017-01-20 | 2017-01-20 | A kind of ultra-wideband all-around top absorbing antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066479.8U CN206806501U (en) | 2017-01-20 | 2017-01-20 | A kind of ultra-wideband all-around top absorbing antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806501U true CN206806501U (en) | 2017-12-26 |
Family
ID=60729167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720066479.8U Expired - Fee Related CN206806501U (en) | 2017-01-20 | 2017-01-20 | A kind of ultra-wideband all-around top absorbing antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206806501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321488A (en) * | 2018-03-26 | 2018-07-24 | 佛山科新锘通讯有限公司 | The radiating doublet of fission design and its ceiling mount antenna of composition |
-
2017
- 2017-01-20 CN CN201720066479.8U patent/CN206806501U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321488A (en) * | 2018-03-26 | 2018-07-24 | 佛山科新锘通讯有限公司 | The radiating doublet of fission design and its ceiling mount antenna of composition |
| CN108321488B (en) * | 2018-03-26 | 2024-04-19 | 佛山科新锘通讯有限公司 | Radiating oscillator of split design and ceiling antenna composed of radiating oscillator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20190120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |