CN207426165U - A kind of all-around top absorbing antenna - Google Patents
A kind of all-around top absorbing antenna Download PDFInfo
- Publication number
- CN207426165U CN207426165U CN201721572876.9U CN201721572876U CN207426165U CN 207426165 U CN207426165 U CN 207426165U CN 201721572876 U CN201721572876 U CN 201721572876U CN 207426165 U CN207426165 U CN 207426165U
- Authority
- CN
- China
- Prior art keywords
- reflecting surface
- antenna
- around top
- top absorbing
- spacer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Aerials With Secondary Devices (AREA)
Abstract
The utility model is related to a kind of all-around top absorbing antenna, including one as the reflecting surface of antenna-reflected plate and earth plate, be arranged at the input terminal of reflecting surface lower face, be arranged at reflecting surface upper surface and for fixing the fixed wafer of the input terminal, being arranged at directly over fixed wafer and the antenna body with Integral hollow structure；The upper surface of fixed wafer is provided with spacer；The lower end of antenna body and the upper surface of the spacer are engaged；The grounded short-circuit supporting rack of antenna body is arranged at the upper surface of the reflecting surface.A kind of all-around top absorbing antenna that the utility model is proposed, has the advantages of simple structure and easy realization.
Description
Technical field
The utility model is related to mobile communication equipment fields, particularly a kind of all-around top absorbing antenna.
Background technology
With the continuous development of wireless communication technique, the second generation, the third generation, fourth generation mobile communication technology and GPS, north
Bucket positioning has widely been applied in production and life.Single-frequency and dual-band antenna cannot meet Vehicles Collected from Market to multiband
The demand of signal, it is therefore desirable to a kind of broad-band antenna that can meet multiband simultaneously, to adapt to Current wireless communication to multiband
Demand.
The content of the invention
The purpose of this utility model is to provide a kind of all-around top absorbing antenna, to overcome defect in the prior art.
To achieve the above object, the technical solution of the utility model is：A kind of all-around top absorbing antenna is used as antenna including one
The reflecting surface of reflecting plate and earth plate, the input terminal for being arranged at the reflecting surface lower face are arranged at the reflecting surface upper surface
And for fixing the fixed wafer of the input terminal, being arranged at directly over the fixed wafer and with Integral hollow structure
Antenna body；The upper surface of the fixed wafer is provided with spacer；The lower end of the antenna body is upper with the spacer
End contact coordinates；The grounded short-circuit supporting rack of the antenna body is arranged at the upper surface of the reflecting surface.
In one embodiment of the utility model, one end of the input terminal, which passes through, is opened in leading in the middle part of the reflecting surface
Hole, and it is fixedly installed on through the fixed wafer lower face of the reflecting surface.
In one embodiment of the utility model, the antenna body includes falling to be arranged on the circular cone directly over the fixed wafer
Body and the cylinder for being fixedly installed on the cone upper surface；Appearance is offered in the cone and the cylinder
Chamber；The conehead of the cone and the upper surface of the spacer are engaged.
In one embodiment of the utility model, the conehead offers circular open.
In one embodiment of the utility model, the spacer is polytetrafluoroethylene (PTFE) spacer.
In one embodiment of the utility model, described ground short circuit supporting rack one end connects with fixed on the outside of the antenna body
It connects, the other end is fixedly connected with the reflecting surface upper surface.
In one embodiment of the utility model, further include and be arranged at the reflecting surface upper surface and be located at outside the fixed wafer
Side and the parasitic annulus sleeve for generating resonance.
Compared to the prior art, the utility model has the advantages that：The utility model proposes a kind of omnidirectional suction
Antenna is pushed up, transmitting and the reception antenna of multi signal can be applied to, the signal of 800MHZ-3000MHZ can be covered, is solved current
Requirement of the market to room subsystem multi-internet integration reduces the quantity of ceiling mount antenna, improves the utilization rate of signal, reduces making for antenna
Dosage, it is cost-effective.
Description of the drawings
Fig. 1 is the structure chart of all-around top absorbing antenna in one embodiment of the utility model.
Fig. 2 is the side view of all-around top absorbing antenna in one embodiment of the utility model.
Fig. 3 is the top view of all-around top absorbing antenna in one embodiment of the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings and existing software, the technical solution of the utility model is specifically described.In the explanation
Involved existing software is not the object that the utility model is protected in the process, and the utility model only protects the knot of the device
Structure and connection relation.
The utility model provides a kind of all-around top absorbing antenna, including one as the reflecting surface 1 of antenna-reflected plate and earth plate,
The aerial signal input terminal 9 of reflecting surface lower face is arranged at the conehead 6 of cone to be connected, be arranged at reflecting surface upper surface and use
Fixed wafer 8 in fixed input terminal is arranged at directly over fixed wafer and the antenna body with Integral hollow structure；Gu
The upper surface for determining disk is provided with spacer 7；The lower end of antenna body and the upper surface of spacer are engaged；Antenna body passes through
Ground short circuit supporting rack is arranged at the upper surface of reflecting surface.
In the present embodiment, reflecting surface, fixed wafer, ground short circuit supporting rack use aluminium.
Further, in the present embodiment, one end of input terminal passes through the through hole being opened in the middle part of reflecting surface, and through fixation
Disk is fixedly installed on the lower face of reflecting surface.In the present embodiment, the inner wall of fixed wafer offers internal thread.Fixinig plate
Outer diameter is more than the outer diameter of through hole, and input terminal and the lateral wall of the end of fixed wafer cooperation offer and spiral shell outside screw-internal thread fit
Line, the outer diameter of the input terminal end are less than the outer diameter of through hole, and the outer diameter of input terminal main body is more than the outer diameter of through hole.Pass through input terminal
The top of main body and the bottom of fixed wafer fix input terminal in the through hole.
Further, in the present embodiment, antenna body is wideband omnidirectional ceiling mount antenna.Antenna body includes falling to be arranged on admittedly
Determine the cone 5 directly over disk and the cylinder 2 for being fixedly installed on cone upper surface；In cone and cylinder
It offers cavity volume namely cone and cylinder is provided with thickness, thickness is determines according to actual conditions；The conehead 6 of cone
It is engaged with the upper surface of spacer.
In the present embodiment, cone and cylinder use aluminium.
In the present embodiment, cone determines the big of circular cone according to monopole antenna is theoretical with exponential fade transmission line theory
It is small, there is broadening bandwidth.
Further, in the present embodiment, conehead 6 offers circular open.
Further, in the present embodiment, spacer be polytetrafluoroethylene (PTFE) spacer, for isolate the conehead of circular cone and
Fixed wafer.
Further, in the present embodiment, it is short including ground short circuit supporting rack 31, ground short circuit supporting rack 32 and ground connection
Road supporting rack 33.With being fixedly connected on the outside of antenna body, the other end is fixed with reflecting surface upper surface for ground short circuit supporting rack one end
Connection.By ground short circuit supporting rack fixed antenna main body, while also serve as the ground terminal of antenna.
Further, in the present embodiment, further include and be arranged at reflecting surface upper surface and be located on the outside of fixed wafer and be used for
Antenna is made to generate the parasitic annulus sleeve 4 of resonance in high band.By the height of the annulus that adjusts the parasitism annulus sleeve and straight
Footpath makes antenna generate resonance in high band, so as to broadening bandwidth.
In the present embodiment, parasitic annulus sleeve uses aluminium.
Further, in the present embodiment, the size of antenna is finely adjusted according to actual conditions, is referred to obtaining best-of-breed technology
Mark, and then the size of final definite antenna.
The above are the preferred embodiment of the utility model, all changes made according to technical solutions of the utility model are produced
Function without departing from technical solutions of the utility model scope when, belong to the scope of protection of the utility model.
Claims (7)
1. a kind of all-around top absorbing antenna, which is characterized in that including one as the reflecting surface of antenna-reflected plate and earth plate, be arranged at
The input terminal of the reflecting surface lower face is arranged at the reflecting surface upper surface and the fixed circle for fixing the input terminal
Piece is arranged at directly over the fixed wafer and has the antenna body of Integral hollow structure；The upper end of the fixed wafer
Face is provided with spacer；The lower end of the antenna body and the upper surface of the spacer are engaged；The antenna body warp
Ground short circuit supporting rack is arranged at the upper surface of the reflecting surface.
2. a kind of all-around top absorbing antenna according to claim 1, which is characterized in that one end of the input terminal passes through and opens up
Through hole in the middle part of the reflecting surface, and it is fixedly installed on through the fixed wafer lower face of the reflecting surface.
3. a kind of all-around top absorbing antenna according to claim 1, which is characterized in that the antenna body includes falling to be arranged on institute
State the cone directly over fixed wafer and the cylinder for being fixedly installed on the cone upper surface；The cone and
Cavity volume is offered in the cylinder；The conehead of the cone and the upper surface of the spacer are engaged.
4. a kind of all-around top absorbing antenna according to claim 3, which is characterized in that the conehead offers circular open.
5. a kind of all-around top absorbing antenna according to claim 1, which is characterized in that the spacer for polytetrafluoroethylene (PTFE) every
From piece.
6. a kind of all-around top absorbing antenna according to claim 1, which is characterized in that described ground short circuit supporting rack one end with
It is fixedly connected on the outside of the antenna body, the other end is fixedly connected with the reflecting surface upper surface.
7. a kind of all-around top absorbing antenna according to claim 1, which is characterized in that further include and be arranged on the reflecting surface
End face is located at the parasitic annulus sleeve on the outside of the fixed wafer and for generating resonance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572876.9U CN207426165U (en) | 2017-11-22 | 2017-11-22 | A kind of all-around top absorbing antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572876.9U CN207426165U (en) | 2017-11-22 | 2017-11-22 | A kind of all-around top absorbing antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426165U true CN207426165U (en) | 2018-05-29 |
Family
ID=62304111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721572876.9U Expired - Fee Related CN207426165U (en) | 2017-11-22 | 2017-11-22 | A kind of all-around top absorbing antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426165U (en) |
-
2017
- 2017-11-22 CN CN201721572876.9U patent/CN207426165U/en not_active Expired - Fee Related
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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: 20180529 Termination date: 20211122 |