CN201655972U - Panel antenna for horizontal polarization base station - Google Patents
Panel antenna for horizontal polarization base station Download PDFInfo
- Publication number
- CN201655972U CN201655972U CN2010201407756U CN201020140775U CN201655972U CN 201655972 U CN201655972 U CN 201655972U CN 2010201407756 U CN2010201407756 U CN 2010201407756U CN 201020140775 U CN201020140775 U CN 201020140775U CN 201655972 U CN201655972 U CN 201655972U
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- Prior art keywords
- waveguide
- antenna
- base station
- horizontal polarization
- station board
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Abstract
The utility model discloses a panel antenna for a horizontal polarization base station. The panel antenna is characterized by a working frequency band of 5.725 to 5.850 GHz, an internal key radiating body adopting a waveguide slit structure, and targeted sector coverage of signals owning to shaped electromagnetic wave emission realized through modified slit radiating element array with simulation design and angle modulation plate structure. The panel antenna can not only efficiently convert energy in electrical property, but also adopt a unique design structurally aiming at improving the producibility and integral reliability. Therefore, the original high-tech applied in military is better commercialized and civilized.
Description
Technical field
The utility model relates to the communication equipment technical field, relates to a kind of horizontal polarization base station board type antenna in particular.
Background technology
Waveguide slot antenna grows a lot later on from World War II, and it is widely used in the field of various radar application, and its advantage is the characteristic that compact conformation, energy conversion efficiency height, power capacity are big, easy for installation, possess Low Sidelobe even utmost point Low Sidelobe.The array that Waveguide slot constitutes mainly contains several forms, be waveguide broadside 1-1 and the Narrow Wall of Waveguide limit 1-2 (as Fig. 1) that cracks that cracks, wherein broadside Longitudinal Slot Arrays antenna not only has good electric properties such as aperture efficiency height, minor level be low, and also have that thickness is little, in light weight, compact conformation, intensity height, easy for installation, characteristics such as wind resistance power is strong, power capacity is big, thereby at aspects such as airborne fire control radar, guided missile cruise the irreplaceable advantage of other antenna is arranged.On the principle, waveguide is a kind of of electromagnetic transmission line, and energy is in internal transmission, the wave guide wall conduction current clocklike that distributing.If narrow slit of cutting on waveguide broadside or narrow limit, this slit cuts off the conduction current on wave guide wall, will produce electric field on the slit, and to waveguide inwall electric current generation disturbance, and in the waveguide coupling unit electromagnetic energy to the free space radiation.Along with slit cuts in the position of wave guide wall difference, form different slit forms, also the size and Orientation to coupling, electromagnetic radiation energy produces different influences.As China Patent No. is CN91100636.2, denomination of invention is a kind of slot antenna for variably polarized waveguide, has one section waveguide, has the slit on the wall of described waveguide, one end of described waveguide is a waveguide port, and the other end is a waveguide terminal, on the described waveguide terminal end fitting is installed, it is characterized in that: the end fitting of described antenna is made of a reflective adjustable phase shifting equipment, and the port of described reflective adjustable phase shifting equipment is connected with the waveguide terminal of described waveguide.This patent structure can be realized polarization conversion fast, can constitute airborne, carrier-borne, missile-borne, spaceborne, ground radar antenna, but be difficult to promote in civil antenna.For this reason, how utilizing this original military high-tech product of naming a person for a particular job is the problem that people are inquiring into always at commercialization better, civil nature aspect productibility, the global reliability.
Summary of the invention
The purpose of this utility model is exactly a kind of not only compact conformation that provides for the deficiency that solves prior art, it is more terse and firm to produce assembling, and can realize the horizontal polarization base station board type antenna of multiple electromagenetic wave radiation angle and multiple radiation gain.
The utility model is to adopt following technical solution to realize above-mentioned purpose: a kind of horizontal polarization base station board type antenna, comprise antenna body, it is characterized in that: described antenna body adopts the flat pipe type metal tube as waveguide, the broadside of this waveguide is arranged with some longitudinal slots, the both sides of waveguide broadside are provided with the angle modulation plate, and the end of waveguide connects radio frequency (RF) coaxial connector with the form of joint mounting panel.
As further specifying of such scheme, described waveguide is a flat pipe type aluminium alloy type equipment structure, and the end of waveguide is provided with the joint mounting panel, and radio frequency (RF) coaxial connector is installed on the joint mounting panel and through this by the screw ways of connecting and connects antenna body.
Described joint mounting panel adopts the technology of metallic plate bending, and it is firm with it in conjunction with constituting the joint installation assembly by pressure-riveting process to connect packing ring; Connecting packing ring is the column type metal washer, and there is screw at the center, and one section limit that presses that connects antenna body is arranged, and antenna body is connected with installation folder sign indicating number by the screw in the connection packing ring that presses on the joint mounting panel.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
The utility model is introduced the civil antenna field with Waveguide slot battle array structure, the flat pipe type aluminium alloy extrusions is adopted in the main body waveguide, by Computer Simulation, in conjunction with the requirement of antenna actual emanations, to the size in slit, at interval, the distribution of gap array, the structure of integrated antenna be optimized: adopt the angle modulation plate of different size to place the both wings of waveguide broadside, realize the different horizontal radiation angle of signal in the practical application; The metallic plate of bending is as the be connected transition of joint with antenna body, and reasonably the effective buffering transmission cable of stress distribution external force influences antenna body by joint; Round metal pillar connection gasket circle, there is screw at the center, and one section limit that presses is arranged; The main body of antenna is connected with installation folder sign indicating number by the screw in the connection packing ring that presses on the joint mounting panel, make antenna production assembling more terse and firm, by the utility model design, make to belong to military high-tech product commercialization better aspect productibility, global reliability, civil nature originally.
Description of drawings
Fig. 1 is the array structure schematic diagram that known Waveguide slot constitutes;
Fig. 2 is the utility model perspective view;
Fig. 3 is the structure for amplifying schematic diagram of A-A among Fig. 2;
Fig. 4 is a joint mounting panel assembly structure schematic diagram of the present utility model;
Fig. 5 is an angle modulation board mounting structure schematic diagram of the present utility model.
Description of reference numerals: 1, waveguide 1-1, waveguide broadside crack that 1-2, Narrow Wall of Waveguide limit crack 2, angle modulation plate 3, joint mounting panel assembly 4, joint (radio frequency (RF) coaxial connector) 5, fixed sleeve part 6, connect packing ring 7, slit 8, screw
Embodiment
As Fig. 2～shown in Figure 5, a kind of horizontal polarization base station board type antenna, work in the 5.725-5.850GHz frequency range, inner crucial radiant body adopts the Waveguide slot structure, and agent structure comprises waveguide 1, angle modulation plate 2, joint mounting panel assembly 3, feed oscillator, joint (radio frequency (RF) coaxial connector) 4 and fixed sleeve part 5, connects packing ring 6.Antenna body adopts the flat pipe type aluminium alloy extrusions as waveguide, slit 7 is set in the middle of waveguide 1 broadside, slit 7 is equidistant and distribution straggly with waveguide 1 axis, slit 7 length, be spaced apart 1/2nd operation wavelengths, the metal baffle that cooperates top bottom, make from the effective resonance of electromagnetic signal of the 5.725-5.850GHz frequency range of joint input, thereby to external radiation.The angle modulation plate 2 of employing different size places the both wings of waveguide broadside, can realize the different horizontal radiation angle of signal in the practical application.The antenna that joint mounting panel assembly 3 adopts the metallic plate by bending to constitute is installed the folder sign indicating number, and antenna body installs with antenna that installation is connected packing ring 6 between the folder sign indicating number.Wherein, connecting packing ring 6 is round metal pillar connection gasket circle, and there is screw at the center, and one section limit that presses is arranged; The main body of antenna is connected with installation folder sign indicating number by the screw 8 in the connection packing ring that presses on the joint mounting panel.As the be connected bridge of waveguide body with joint, joint mounting panel technology can realize rational stress distribution, effectively transmission cable external force influences antenna body by joint in the actual engineering construction of buffering, connects packing ring and makes the antenna clip sign indicating number combine compactness with main body, and is simple and reliable when engineering installation.
Above-described only is preferred implementation of the present utility model; should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model creation design; can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (7)
1. horizontal polarization base station board type antenna, comprise antenna body, it is characterized in that: described antenna body adopts the flat pipe type metal tube as waveguide, the broadside of this waveguide is arranged with some longitudinal slots, the both sides of waveguide broadside are provided with the angle modulation plate, and the end of waveguide is fixedly connected with radio frequency (RF) coaxial connector.
2. horizontal polarization according to claim 1 base station board type antenna, it is characterized in that: described waveguide is the aluminium alloy type equipment structure, the end of waveguide is provided with the joint mounting panel, and radio frequency (RF) coaxial connector is installed on the joint mounting panel by the screw ways of connecting and connects antenna body.
3. horizontal polarization according to claim 2 base station board type antenna is characterized in that: the antenna that described joint mounting panel adopts the metallic plate by bending to constitute is installed the folder sign indicating number.
4. horizontal polarization according to claim 3 base station board type antenna is characterized in that: described antenna body is installed to be equipped with between the folder sign indicating number with antenna and is connected packing ring.
5. horizontal polarization according to claim 4 base station board type antenna, it is characterized in that: described connection packing ring is the column type metal washer, there is screw at the center, and one section limit that presses that connects antenna body is arranged, antenna body is connected with installation folder sign indicating number by the screw in the connection packing ring that presses on the joint mounting panel.
6. horizontal polarization according to claim 1 and 2 base station board type antenna is characterized in that: the longitudinal slot length on the described waveguide broadside, be spaced apart 1/2nd operation wavelengths.
7. horizontal polarization according to claim 1 base station board type antenna is characterized in that: the equidistant and distribution straggly of some longitudinal slots on the described waveguide broadside and waveguide axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201407756U CN201655972U (en) | 2010-03-23 | 2010-03-23 | Panel antenna for horizontal polarization base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201407756U CN201655972U (en) | 2010-03-23 | 2010-03-23 | Panel antenna for horizontal polarization base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201655972U true CN201655972U (en) | 2010-11-24 |
Family
ID=43121214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201407756U Expired - Fee Related CN201655972U (en) | 2010-03-23 | 2010-03-23 | Panel antenna for horizontal polarization base station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201655972U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403573A (en) * | 2011-11-09 | 2012-04-04 | 华南理工大学 | Reconfigurable waveguide mixed slot antenna based on S-PIN diode |
| CN104716420A (en) * | 2015-04-08 | 2015-06-17 | 南开大学 | Frequency-reconfigurable waveguide aperture antenna based on dual horizontal PIN diode |
| CN112216959A (en) * | 2019-07-10 | 2021-01-12 | 广州创锦通信技术有限公司 | Broadband dual-polarized directional antenna |
-
2010
- 2010-03-23 CN CN2010201407756U patent/CN201655972U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403573A (en) * | 2011-11-09 | 2012-04-04 | 华南理工大学 | Reconfigurable waveguide mixed slot antenna based on S-PIN diode |
| CN102403573B (en) * | 2011-11-09 | 2014-04-02 | 华南理工大学 | Reconfigurable waveguide mixed slot antenna based on S-PIN diode |
| CN104716420A (en) * | 2015-04-08 | 2015-06-17 | 南开大学 | Frequency-reconfigurable waveguide aperture antenna based on dual horizontal PIN diode |
| CN104716420B (en) * | 2015-04-08 | 2017-10-17 | 南开大学 | Frequency reconfigurable Waveguide slot antenna based on double transversal PIN diode |
| CN112216959A (en) * | 2019-07-10 | 2021-01-12 | 广州创锦通信技术有限公司 | Broadband dual-polarized directional antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20130323 |