CN204088569U - Antenna - Google Patents
Antenna Download PDFInfo
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- CN204088569U CN204088569U CN201420564788.4U CN201420564788U CN204088569U CN 204088569 U CN204088569 U CN 204088569U CN 201420564788 U CN201420564788 U CN 201420564788U CN 204088569 U CN204088569 U CN 204088569U
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- radiation group
- connecting portion
- radiation
- group
- antenna
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Abstract
The utility model provides a kind of antenna, comprising: radiation group and the first connecting portion; The material of described first connecting portion is metal; Described radiation group is electrically connected with described first connecting portion, and is electrically connected with external equipment by the first connecting portion; The quantity of described radiation group is multiple, and has two mutual asymmetric settings of described radiation group at least.Its form is succinct, compact conformation, can increase collection and count while expansion scanning area.
Description
Technical field
The utility model relates to detection technique field, particularly a kind of antenna.
Background technology
Moisture before conveying grain into storehouse is the key ensureing grain security, and grain moisture content on-line checkingi is a necessary demand of the process of putting in storage.Because purchase batch difference, oven dry inconsistency etc. cause Measurement for Grain Moisture Content to be put in storage uneven, the grain in enormous quantities particularly purchased, there is randomness and regionality in existing sampling Detection mode, lacks effective technological means and detect the moisture that inner grain piled by grain.Utilize microwave technology, penetrating grain and the amplitude relevant to moisture and phase information by gathering, the moisture of current grain can be reflected.Current microwave method surveys water many employings X frequency range, loudspeaker directional antenna also more is used as transmit/receive antenna, but horn antenna build is larger, directionality is stronger, the data often collected are only limitted to the zonule be radiated, be difficult to cover antenna both sides Zone Full, detected moisture content value representativeness is not high.
Utility model content
The purpose of this utility model is to provide that a kind of form is succinct, compact conformation, can increase collection and count while expansion scanning area.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of antenna, is characterized in that:
Comprise: radiation group and the first connecting portion;
The material of described first connecting portion is metal;
Described radiation group is electrically connected with described first connecting portion, and is electrically connected with external equipment by the first connecting portion;
The quantity of described radiation group is multiple, and has two mutual asymmetric settings of described radiation group at least.
More preferably, the quantity of described radiation group is four, is respectively: the first radiation group, the second radiation group, the 3rd radiation group and the 4th radiation group;
Described first radiation group, described second radiation group, described 3rd radiation group and described 4th radiation group are disposed on the same plane;
Described first radiation group and described second radiation group are symmetrical arranged, and described 3rd radiation group and described 4th radiation group are symmetrical arranged;
Described first radiation group and described 3rd radiation group mutually asymmetric;
Described second radiation group and described 4th radiation group mutually asymmetric.
More preferably, described radiation group comprises radiating element and the second connecting portion;
The quantity of described radiating element is four;
The material of described second connecting portion is metal
Four described radiating elements are all electrically connected with described second connecting portion;
Described second connecting portion is fixedly connected with described first connecting portion;
Four described radiating elements are arranged in same plane, and rectangular array arrangement.
More preferably, described radiating element comprises radiating surface and the 3rd connecting portion;
The material of described 3rd connecting portion is metal;
Described 3rd connecting portion is fixedly connected with described second connecting portion with described radiating surface respectively.
More preferably, described first connecting portion, described second connecting portion, described 3rd connecting portion and described radiating surface are one-body molded.
More preferably, also dielectric-slab is comprised;
Described radiation group and described first connecting portion are all arranged on described dielectric-slab.
More preferably, described dielectric-slab comprises collection face and coverage rate on the other side;
Described radiation group and described first connecting portion are all arranged on described collection face;
Described coverage rate arranges metal level.
The beneficial effects of the utility model are: form is succinct, compact conformation, can increase collection and count while expansion scanning area.
Accompanying drawing explanation
Fig. 1 is antenna one embodiment connection diagram of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the return loss plot of antenna one embodiment of the present utility model;
Wherein: 1 radiation group; 2 first connecting portions; 3 first radiation groups; 4 second radiation groups; 5 the 3rd radiation groups; 6 the 4th radiation groups; 7 radiating elements; 8 second connecting portions; 9 radiating surfaces; 10 second connecting portions; 11 dielectric-slabs; 12 gather face; 13 coverage rates; 14 metal levels.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, antenna of the present 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.
As shown in Figure 1, a kind of antenna, comprising: radiation group 1 and the first connecting portion 2;
The material of the first connecting portion 2 is metal;
Radiation group 1 is electrically connected with the first connecting portion 2, and is electrically connected with external equipment by the first connecting portion 2;
Radiation group 1 Information Monitoring is also transferred to external equipment by the first connecting portion 2;
The quantity of radiation group 1 is multiple, and has two mutual asymmetric settings of radiation group 1 at least.
Like this, collection can be increased while expansion scanning area and count, and have at least two mutual asymmetric settings of radiation group 1 greatly can widen frequency band.
More preferably, as a kind of embodiment of the present utility model, the quantity of radiation group 1 is four, is respectively: the first radiation group 3, second radiation group 4, the 3rd radiation group 5 and the 4th radiation group 6;
First radiation group 3, second radiation group 4, the 3rd radiation group 5 and the 4th radiation group 6 are disposed on the same plane;
First radiation group 3 and the second radiation group 4 are symmetrical arranged, and the 3rd radiation group 5 and the 4th radiation group 6 are symmetrical arranged;
First radiation group 3 and the 3rd radiation group 5 mutually asymmetric;
Second radiation group 4 and the 4th radiation group 6 mutually asymmetric.
Adopt such frame mode, not only form is succinct, compact conformation, and collection can be increased while expansion scanning area to count, simultaneously due to the first radiation group 3 and the 3rd radiation group 5 mutually asymmetric, and the second radiation group 4 and the 4th radiation group 6 is mutually asymmetric greatly can widen frequency band.
More preferably, as a kind of embodiment of the present utility model, radiation group 1 comprises radiating element 7 and the second connecting portion 8;
The quantity of radiating element 7 is four;
The material of the second connecting portion 8 is metal
Four radiating elements 7 are all electrically connected with the second connecting portion 8;
Second connecting portion 8 is fixedly connected with the first connecting portion 2;
Four radiating elements 7 are arranged in same plane, and rectangular array arrangement.
Like this, this antenna comprises 16 radiating elements 7, can greatly increase collection and count.
More preferably, as a kind of embodiment of the present utility model, radiating element 7 comprises radiating surface 9 and the 3rd connecting portion 10;
The material of radiating surface 9 and the 3rd connecting portion 10 is metal;
3rd connecting portion 10 is fixedly connected with the second connecting portion 8 with radiating surface 9 respectively.
More preferably, as a kind of embodiment of the present utility model, the first connecting portion 2, second connecting portion 8, the 3rd connecting portion 10 and radiating surface 9 are one-body molded.
This antenna can etch on circuit boards and become shape as described in Figure 1, not only makes simple, and durable in use.
More preferably, as a kind of embodiment of the present utility model, as shown in Figure 2, dielectric-slab 11 is also comprised;
Radiation group 1 and the first connecting portion 2 are all arranged on dielectric-slab 11.
More preferably, as a kind of embodiment of the present utility model, dielectric-slab 11 comprises collection face 12 and coverage rate on the other side 13;
Radiation group 1 and the first connecting portion 2 are all arranged on collection face 12;
Coverage rate 13 arranges metal level 14.
Like this, can metal level 14 reflection electromagnetic wave be passed through, make antenna direction radiation, improve working effect.
This antenna can adopt the first connecting portion 2 to be connected to come transmission information by coaxial cable with external equipment,
Coaxial cable is through dielectric-slab 11, and inner core can be welded on the first connecting portion 2, and crust is connected with metal level 14 and ground connection, makes metal level 14 as antenna ground.
Adopt the antenna of structure described in above embodiment to carry out emulation testing by HFSS emulation tool and draw antenna return loss figure as shown in Figure 3.
Wherein, HFSS emulation tool is not inventive point of the present utility model to the emulation testing of antenna, but a kind of prior art, describe in detail no longer one by one herein.
Conclusion as can be drawn from Figure 3, antenna of the present utility model possesses larger gain, and (frequency band can reach 1.7GHz, bandwidth covers 8.5GHz-10.2GHz) the detection demand of the larger silo of thickness can be met, and there is particular orientation, lobe angle is larger, can the scope of radiation comparatively wide, many lobes can concentrate on multiple sampled point electromagnetic energy simultaneously, make to detect data and have more representativeness.
One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, the parts in accompanying drawing might not be that enforcement the utility model is necessary.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (7)
1. an antenna, is characterized in that:
Comprise: radiation group and the first connecting portion;
The material of described first connecting portion is metal;
Described radiation group is electrically connected with described first connecting portion, and is electrically connected with external equipment by the first connecting portion;
The quantity of described radiation group is multiple, and has two mutual asymmetric settings of described radiation group at least.
2. antenna according to claim 1, is characterized in that:
The quantity of described radiation group is four, is respectively: the first radiation group, the second radiation group, the 3rd radiation group and the 4th radiation group;
Described first radiation group, described second radiation group, described 3rd radiation group and described 4th radiation group are disposed on the same plane;
Described first radiation group and described second radiation group are symmetrical arranged, and described 3rd radiation group and described 4th radiation group are symmetrical arranged;
Described first radiation group and described 3rd radiation group mutually asymmetric;
Described second radiation group and described 4th radiation group mutually asymmetric.
3. antenna according to claim 2, is characterized in that:
Described radiation group comprises radiating element and the second connecting portion;
The quantity of described radiating element is four;
The material of described second connecting portion is metal;
Four described radiating elements are all electrically connected with described second connecting portion;
Described second connecting portion is fixedly connected with described first connecting portion
Four described radiating elements are arranged in same plane, and rectangular array arrangement.
4. antenna according to claim 3, is characterized in that:
Described radiating element comprises radiating surface and the 3rd connecting portion;
The material of described 3rd connecting portion is metal;
Described 3rd connecting portion is fixedly connected with described second connecting portion with described radiating surface respectively.
5. antenna according to claim 4, is characterized in that:
Described first connecting portion, described second connecting portion, described 3rd connecting portion and described radiating surface are one-body molded.
6. the antenna according to claim 1 to 5 any one, is characterized in that:
Also comprise dielectric-slab;
Described radiation group and described first connecting portion are all arranged on described dielectric-slab.
7. antenna according to claim 6, is characterized in that:
Described dielectric-slab comprises collection face and coverage rate on the other side;
Described radiation group and described first connecting portion are all arranged on described collection face;
Described coverage rate arranges metal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420564788.4U CN204088569U (en) | 2014-09-28 | 2014-09-28 | Antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420564788.4U CN204088569U (en) | 2014-09-28 | 2014-09-28 | Antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204088569U true CN204088569U (en) | 2015-01-07 |
Family
ID=52181244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420564788.4U Active CN204088569U (en) | 2014-09-28 | 2014-09-28 | Antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204088569U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475844A (en) * | 2017-04-21 | 2018-08-31 | 深圳市大疆创新科技有限公司 | The ground control system and UAV system of antenna, unmanned plane |
-
2014
- 2014-09-28 CN CN201420564788.4U patent/CN204088569U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475844A (en) * | 2017-04-21 | 2018-08-31 | 深圳市大疆创新科技有限公司 | The ground control system and UAV system of antenna, unmanned plane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |