CN202749497U - Internet of things (IOT) circularly polarized antenna - Google Patents
Internet of things (IOT) circularly polarized antenna Download PDFInfo
- Publication number
- CN202749497U CN202749497U CN 201220363662 CN201220363662U CN202749497U CN 202749497 U CN202749497 U CN 202749497U CN 201220363662 CN201220363662 CN 201220363662 CN 201220363662 U CN201220363662 U CN 201220363662U CN 202749497 U CN202749497 U CN 202749497U
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- CN
- China
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- reflecting plate
- substrate
- polarized antenna
- hole
- things
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Abstract
The utility model discloses an internet of things (IOT) circularly polarized antenna. The IOT circularly polarized antenna comprises a substrate, a first reflecting plate, a second reflecting plate and a rectifying cover, wherein the periphery of the substrate is provided with folded edges; the centre of the substrate is provided with three through holes at intervals, the edge of the substrate is provided with a through hole, and a radio frequency terminal plug installed at the position of the through hole in the edge is fixed on the substrate through a bolt; the first reflecting plate is installed on one side of the substrate, wherein the side of the substrate is surrounded by the folded edges, a cross structure is installed on the first reflecting plate, the first reflecting plate and the cross structure are of an integrated structure, and the cross structure is provided with a mounting hole; and the second reflecting plate is installed above the first reflecting plate, and the rectifying cover is covered on the outside of the substrate. The IOT circularly polarized antenna has good electromagnetic properties, and is widely used in logistics and warehouse management, intelligent car park management, production line management, product anti-faking inspection, transportation control management, and the like.
Description
Technical field
The utility model relates to the radio field, specifically a kind of Internet of Things circular polarized antenna.
Background technology
The Internet of Things antenna can be widely used in the various rfid systems, such as logistics and warehousing management, intelligent parking lot management, line management etc., but common poliarizing antenna very easily is subject to the extraneous interference such as electromagnetism, when the sensing of label antenna changes, can not identify owing to polarization mismatch, make troubles to management.
The utility model content
The purpose of this utility model provides a kind of Internet of Things circular polarized antenna.
What the utility model solved is that the spatial direction of label antenna on the different objects that is identified can't be fixed, the problem that can not identify owing to polarization mismatch when the sensing of label antenna changes.
The technical scheme that its technical problem that solves the utility model adopts is: around the utility model comprises with substrate, the first reflecting plate, the second reflecting plate and the radome fairing of flanging; The middle position of described substrate is provided with equally spaced three through holes and the substrate edges place is provided with a through hole, and the through hole at edge is provided with the radio-frequency connections head, and the radio-frequency connections head is bolted on the substrate; Described the first reflecting plate is located at the side that the substrate flanging centers on, and the first reflecting plate is provided with connecting bridge, and the first reflecting plate and connecting bridge are integrative-structures, and connecting bridge is provided with installing hole; Described the second reflecting plate is located at the top of the first reflecting plate, and described radome fairing covers on the substrate outside.
Described radio-frequency connections head is provided with the welding pin, and the welding pin passes the through hole at substrate edges place and the installing hole on the connecting bridge, and substrate and the first reflecting plate are linked together.
Described the first reflecting plate and the second reflecting plate central authorities are respectively equipped with installing hole, by bolt substrate, the first reflecting plate and the second reflecting plate are together in series, and keep the three to keep rational gap.
Copper rivet is equipped with at installing hole place on the described connecting bridge.
Described radome fairing designs according to actual conditions.
The beneficial effects of the utility model are: the circular polarized antenna electromagnetic property is good, and antijamming capability is strong, utilizes circular polarized antenna can realize that sensing when label antenna changes Shi Buhui because polarization mismatch and can not identifying.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation after the utility model combination.
Fig. 3 is the structural representation of the substrate of the utility model.
Fig. 4 is the structural representation of first reflecting plate of the utility model.
Fig. 5 is the structural representation of second reflecting plate of the utility model.
Among the figure: 1. substrate, 1-1. through hole, 1-2. through hole, 1-3. through hole, 1-4. through hole, 2. the first reflecting plate, 2-1. installing hole, 3. the second reflecting plate, 3-1. installing hole, 4. connecting bridge, 5. radio-frequency connections head, 6. radome fairing, 7 bolts, 8. installing hole.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As shown in the figure, around the utility model comprises with substrate 1, the first reflecting plate 2, the second reflecting plate 3 and the radome fairing 6 of flanging; The middle position of described substrate 1 is provided with equally spaced three through holes, is respectively through hole 1-1, through hole 1-2 and through hole 1-3, and substrate 1 edge is provided with a through hole 1-4, and the through hole 1-4 place at edge is provided with radio-frequency connections 5; Radio-frequency connections 5 is bolted on the substrate 1; Described the first reflecting plate 2 is located at the side that substrate 1 flanging centers on, and the first reflecting plate 2 is provided with connecting bridge 4, the first reflecting plates 2 and connecting bridge 4 is integrative-structures, and connecting bridge 4 is provided with installing hole 8; Described the second reflecting plate 3 is located at the top of the first reflecting plate 2, and described radome fairing 6 covers on substrate 1 outside.
Described radio-frequency connections 5 is provided with the welding pin, and the welding pin passes the through hole 1-4 of substrate 1 edge and the installing hole 8 on the connecting bridge, and substrate 1 and the first reflecting plate 2 are linked together.
Described the first reflecting plate 2 and the second reflecting plate 3 central authorities are respectively equipped with installing hole 2-1 and installing hole 3-1, bolt 7 passes the through hole 1-2 of substrate 1, the installing hole 2-1 of the first reflecting plate 2 and the installing hole 3-1 of the second reflecting plate 3 is together in series substrate 1, the first reflecting plate 2 and the second reflecting plate 3, and keeps the three to keep rational gap.
Copper rivet (not showing on the figure) is equipped with at installing hole 8 places on the described connecting bridge 4, and it is in order to strengthen welding effect that copper rivet is installed.
Described radome fairing 6 can carry out appropriate design according to actual conditions.
Claims (5)
1. Internet of Things circular polarized antenna, around comprising with substrate, the first reflecting plate, the second reflecting plate and the radome fairing of flanging; The middle position that it is characterized in that described substrate is provided with equally spaced three through holes and the substrate edges place is provided with a through hole, and the through hole at edge is provided with the radio-frequency connections head, and the radio-frequency connections head is bolted on the substrate; Described the first reflecting plate is located at the side that the substrate flanging centers on, and the first reflecting plate is provided with connecting bridge, and the first reflecting plate and connecting bridge are integrative-structures, and connecting bridge is provided with installing hole; Described the second reflecting plate is located at the top of the first reflecting plate, and described radome fairing covers on the substrate outside.
2. Internet of Things circular polarized antenna according to claim 1 is characterized in that described radio-frequency connections head is provided with the welding pin, and the welding pin passes the through hole at substrate edges place and the installing hole on the connecting bridge, and substrate and the first reflecting plate are linked together.
3. Internet of Things circular polarized antenna according to claim 1, it is characterized in that described the first reflecting plate and the second reflecting plate central authorities are respectively equipped with installing hole, by bolt the first reflecting plate, the second reflecting plate and substrate are together in series, and keep the three to keep rational gap.
4. Internet of Things circular polarized antenna according to claim 1 is characterized in that copper rivet is equipped with at the installing hole place on the described connecting bridge.
5. Internet of Things circular polarized antenna according to claim 1 is characterized in that described radome fairing designs according to actual conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220363662 CN202749497U (en) | 2012-07-26 | 2012-07-26 | Internet of things (IOT) circularly polarized antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220363662 CN202749497U (en) | 2012-07-26 | 2012-07-26 | Internet of things (IOT) circularly polarized antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202749497U true CN202749497U (en) | 2013-02-20 |
Family
ID=47708855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220363662 Expired - Fee Related CN202749497U (en) | 2012-07-26 | 2012-07-26 | Internet of things (IOT) circularly polarized antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202749497U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104134849A (en) * | 2014-07-06 | 2014-11-05 | 胡洁维 | High-gain semiconductor single-polarized oscillator with convergence gap |
| CN104425865A (en) * | 2013-09-06 | 2015-03-18 | 智易科技股份有限公司 | Antenna structure suitable for RF (Radio Frequency) cover |
-
2012
- 2012-07-26 CN CN 201220363662 patent/CN202749497U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104425865A (en) * | 2013-09-06 | 2015-03-18 | 智易科技股份有限公司 | Antenna structure suitable for RF (Radio Frequency) cover |
| CN104134849A (en) * | 2014-07-06 | 2014-11-05 | 胡洁维 | High-gain semiconductor single-polarized oscillator with convergence gap |
| CN104134849B (en) * | 2014-07-06 | 2016-08-24 | 重庆文润科技有限公司 | A kind of high-gain quasiconductor single polarization oscillator of band convergence breach |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20210726 |