CN203800167U - UHF RFID high gain linear polarization antenna - Google Patents
UHF RFID high gain linear polarization antenna Download PDFInfo
- Publication number
- CN203800167U CN203800167U CN201420217467.7U CN201420217467U CN203800167U CN 203800167 U CN203800167 U CN 203800167U CN 201420217467 U CN201420217467 U CN 201420217467U CN 203800167 U CN203800167 U CN 203800167U
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- radiant panel
- linear polarization
- radiant
- plates
- antenna
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Abstract
The utility model discloses a UHF RFID high gain linear polarization antenna, comprising an antenna base plate equipped with a folding edge, a base radiant plate, radiant plates and parasitic plates. The base radiant plate, the radiant plates and the parasitic plates are fixed on the antenna base plate through an air interval insulation stud. The base radiant plate comprises two square plates and a connection bridge. The two square plates are connected through the connection bridge. Two radiant plates are provided, which are arranged above the two square plates. Two parasitic plates are provided, which are arranged above the two radiant plates. A radio frequency connector lug is disposed on the back of the antenna base plate. A grounding needle is arranged between the base radiant plate and the radiant plates. The linear polarization antenna provided by the utility model is suitable for the fields of intelligent traffic, logistics management, property management, vehicle identity identification and the like. The linear polarization antenna provided by the utility model has the advantages of long identification distance, strong capability of anti-interference and high reading accuracy.
Description
Technical field
The utility model relates to linear polarized antenna field, especially a kind of UHF RFID high gain linear polarization antenna.
Background technology
At present, RFID technology is widely used in the fields such as intelligent traffic administration system, logistics management, administering of property, testing vehicle register identification, true and false discriminating, and different fields needs different Antenna Designs.Existing linear polarized antenna decipherment distance is short, and a little less than signal, area coverage is little, reads identification and easily makes mistakes.
Utility model content
The purpose of this utility model is to provide a kind of UHF RFID high gain linear polarization antenna.
What the utility model solved is that existing linear polarized antenna decipherment distance is short, a little less than signal, and the problem that area coverage is little.
The utility model solves the technical scheme that its technical problem adopts: the utility model comprises and is provided with the Antenna baseplate of flanging, basic radiant panel, radiant panel and parasitic plate; Described basic radiant panel, radiant panel and parasitic plate utilize airspace insulating bolt to be fixed on Antenna baseplate; Described basic radiant panel comprises two square plates and connecting bridge, between two square plates, connects by connecting bridge; Described radiant panel also has two, is located at respectively the top of two square plates; Described parasitic plate also has two, is located at respectively the top of two radiant panels; The back side of Antenna baseplate is provided with radio-frequency connections head; Between described basic radiant panel and radiant panel, be installed with grounding pin.
The beneficial effects of the utility model are: the high-gain aerial of the utility model design can strengthen the ability of receiving and transmitting signal, gains higher, and decipherment distance is far away.
The utility model is applicable to the fields such as intelligent transportation, logistics management, administering of property, testing vehicle register identification, and decipherment distance is far away, and antijamming capability is strong, reads accuracy rate high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side schematic view of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, the utility model comprises and is provided with the Antenna baseplate 1 of flanging, basic radiant panel, radiant panel 3, parasitic plate 4.Antenna baseplate 1 top is covered with ballast cover 2.Basis radiant panel, radiant panel 3 and parasitic plate 4 utilize airspace insulating bolt 6 to be fixed on Antenna baseplate 1; Airspace insulating bolt 6 is located at cornerwise two ends of parasitic plate 4.
Basis radiant panel comprises between two square plates 5 and 2, two square plates 5 of connecting bridge and connecting by connecting bridge 2.Square plate 5 and connecting bridge 2 structure that is formed in one.Radiant panel 3 also has two, is located at respectively the top of two square plates 5, and parasitic plate 4 also has two, is located at respectively the top of two radiant panels 3; Between Antenna baseplate 1 and basic radiant panel, between basic radiant panel and radiant panel 3, between radiant panel 3 and parasitic plate 4, leave respectively gap 10, gap 11 and gap 12.
The back side of Antenna baseplate 1 is provided with radio-frequency connections 7.Radio-frequency connections 7 one end of being fixed on Antenna baseplate 1 are joints of signal source input and output, and the other end is welded in connecting bridge 2 through Antenna baseplate 1.
Between basis radiant panel and radiant panel 3, be installed with grounding pin 8.
The back side of Antenna baseplate 1 is provided with set bolt 9, utilizes set bolt 9 by rack-mount Antenna baseplate 1.
Antenna baseplate 1, basic radiant panel, radiant panel 3 and parasitic plate 4 are made by metal material, and described metal material comprises aluminum material.
Claims (8)
1. a UHF RFID high gain linear polarization antenna, is characterized in that comprising being provided with the Antenna baseplate of flanging, basic radiant panel, radiant panel and parasitic plate; Described basic radiant panel, radiant panel and parasitic plate utilize airspace insulating bolt to be fixed on Antenna baseplate; Described basic radiant panel comprises two square plates and connecting bridge, between two square plates, connects by connecting bridge; Described radiant panel also has two, is located at respectively the top of two square plates; Described parasitic plate also has two, is located at respectively the top of two radiant panels; The back side of Antenna baseplate is provided with radio-frequency connections head; Between described basic radiant panel and radiant panel, be installed with grounding pin.
2. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that between described Antenna baseplate and basic radiant panel, between basic radiant panel and radiant panel, between radiant panel and parasitic plate, leaves respectively gap.
3. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that the square plate of described basic radiant panel and the connecting bridge structure that is formed in one.
4. UHF RFID high gain linear polarization antenna according to claim 1, one end that the radio-frequency connections head described in it is characterized in that is fixed on Antenna baseplate is the joint of signal source input and output, the other end is welded in connecting bridge through Antenna baseplate.
5. UHF RFID high gain linear polarization antenna according to claim 1, the airspace insulating bolt described in it is characterized in that is located at cornerwise two ends of parasitic plate.
6. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that the back side of described Antenna baseplate is provided with set bolt.
7. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that described Antenna baseplate top is covered with ballast cover.
8. UHF RFID high gain linear polarization antenna according to claim 1, Antenna baseplate, basic radiant panel, radiant panel and parasitic plate described in it is characterized in that are made by metal material, and described metal material comprises aluminum material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420217467.7U CN203800167U (en) | 2014-04-30 | 2014-04-30 | UHF RFID high gain linear polarization antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420217467.7U CN203800167U (en) | 2014-04-30 | 2014-04-30 | UHF RFID high gain linear polarization antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800167U true CN203800167U (en) | 2014-08-27 |
Family
ID=51382359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420217467.7U Expired - Fee Related CN203800167U (en) | 2014-04-30 | 2014-04-30 | UHF RFID high gain linear polarization antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203800167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157957A (en) * | 2014-04-30 | 2014-11-19 | 浙江汉脑数码科技有限公司 | UHF RFID high-gain linearly polarized antenna |
-
2014
- 2014-04-30 CN CN201420217467.7U patent/CN203800167U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157957A (en) * | 2014-04-30 | 2014-11-19 | 浙江汉脑数码科技有限公司 | UHF RFID high-gain linearly polarized antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |