CN110581338B - Gateway equipment is with antenna that has heat dissipation function - Google Patents
Gateway equipment is with antenna that has heat dissipation function Download PDFInfo
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- CN110581338B CN110581338B CN201910755839.9A CN201910755839A CN110581338B CN 110581338 B CN110581338 B CN 110581338B CN 201910755839 A CN201910755839 A CN 201910755839A CN 110581338 B CN110581338 B CN 110581338B
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- heat dissipation
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- metal sheet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2291—Supports; Mounting means by structural association with other equipment or articles used in bluetooth or WI-FI devices of Wireless Local Area Networks [WLAN]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
Abstract
The invention discloses an antenna with a heat dissipation function for gateway equipment, which comprises an antenna body and an antenna connector, wherein the antenna connector is installed at the lower end of the antenna body, a floor is arranged inside a heat dissipation layer, a medium substrate is arranged between the heat dissipation layer and the floor, a hollow groove for installing a resonance metal sheet is formed between the heat dissipation layer at the front end of the medium substrate and the floor, a feeder line is connected below a resonance assembly, branches are connected in the side face of the resonance metal sheet and are arranged on the medium substrate, and the medium substrate and the outer side of the resonance metal sheet are connected to the heat dissipation layer through heat dissipation glue. This gateway equipment is with antenna that has heat dissipation function, the cylinder structure of medium base plate adoption reducing, floor, resonance sheetmetal are conformal with the medium base plate, realize the wide wave through the resonance sheetmetal of variation in size, performance requirements such as high gain, adopt in the branch and resonance sheetmetal setting heat dissipation glue branch and be connected with the heat dissipation layer in the outside, the radiating effect is better.
Description
Technical Field
The invention relates to the field of antennas for gateway equipment, in particular to an antenna with a heat dissipation function for the gateway equipment.
Background
Gateway equipment is each LAN in connecting the internet, wide area network's equipment, almost all can use in the place that is connected with the network, but the antenna of higher gain is changed mostly to current reinforcing received signal's method, but some gateway equipment's antenna and gateway equipment are lug connection together, can not change, and it wastes time and energy to change the antenna of high gain, and current antenna is for gaining in strength, set up multiunit minor matters on the electric wire, the increase of minor matters can increase power, and then make the antenna generate heat, can't effectually dispel the heat.
Disclosure of Invention
The present invention is directed to an antenna with a heat dissipation function for a gateway device to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a gateway equipment is with antenna that has heat dissipation function, including antenna body and antenna connection head, antenna connection head is installed to antenna body lower extreme, and the spraying plating of antenna body outside has the heat dissipation layer, heat dissipation in situ portion is provided with the floor, and be provided with the medium base plate between heat dissipation layer and the floor, and the inside cavity that is provided with in floor, set up the dead slot of installation resonance sheetmetal between the heat dissipation layer of medium base plate front end and the floor, and seted up the feed hole on the floor that resonance sheetmetal front end corresponds, and the resonance sheetmetal connecting plate side of feed hole rear end is provided with resonance assembly, resonance assembly below is connected with the feeder, and connect the minor matters in the resonance sheetmetal side, and the minor matters sets up on the medium base plate, medium base plate and the resonance sheetmetal outside are connected on the heat dissipation layer through.
Furthermore, the antenna body is a carbon nano heat dissipation coating, the dielectric substrate arranged inside the antenna body is made of ceramic powder filled with thermosetting resin, the floor arranged inside is a circular copper sheet, the resonant metal sheet and the heat dissipation glue are both copper metal sheets, and the heat dissipation glue arranged outside the resonant metal sheet are solid heat dissipation rubber mats.
Further, the antenna body is big end down's reducing structure, and the inside upper end of antenna body and lower extreme all are provided with resonance sheetmetal structure, and distinguish between the resonance sheetmetal of antenna body inside upper and lower both ends setting to two sets of resonance sheetmetal variation in size that upper and lower both ends set up.
Furthermore, two sides of the resonant metal sheet are connected with two groups of arc-shaped branches, the two groups of branches are different in size, and the branches generate resonance, so that a new working frequency band is added to the antenna outside the working frequency.
Furthermore, two groups of resonance components with different sizes are arranged on two sides of the contraction part at the front end of the resonance metal sheet, trapped waves are isolated, the resonance components with different sizes can enable the trapped waves on working frequency to deviate, and meanwhile the resonance metal sheet and the resonance components are connected with a feeder line to feed.
Furthermore, the resonance metal sheet is composed of copper microstrip lines, the feeder line is a copper microstrip line, and the resonance metal sheet adopts a series feed type feed mode, so that the circular polarized wave is radiated by the resonance metal sheet, the opening is taken at the feed point, and the current distribution on the ring is changed.
Furthermore, the branch is formed by four groups of left-hand circular polarization square double rings of a second square ring branch, a third square ring branch, a fourth square ring branch and a first square ring branch, the two adjacent groups of left-hand circular polarization square double rings are connected through a connecting plate, the two square double ring antennas on each left-hand circular polarization square double ring are different in size, the openings of the ring branches are still taken at the feed points, the two adjacent square rings different in size are fed in parallel, compared with the double rings, the current distribution can be increased, then the two adjacent square rings are fed in series with the other two square rings which are in odd symmetry, the left-hand circular polarization is formed by the overall four-ring current distribution, and the gain of the antenna is improved due to the increase of the current amplitude.
Compared with the prior art, the invention has the beneficial effects that:
1. the medium substrate adopts a variable-diameter cylindrical structure, the floor and the resonant metal sheet are conformal with the medium substrate and can be applied to a curved surface, and the conformal structure can meet the performance requirements of wide wave, high gain and the like through the resonant metal sheets with different sizes under the condition of not increasing additional section size;
2. the antenna is designed in such a way that the lateral sides of the resonant metal sheets are provided with the branches, the overall structure is simple, the floor, the dielectric substrate and the resonant metal sheets all participate in radiation, and compared with the traditional antenna, the antenna has wider bandwidth, two groups of resonant assemblies with different sizes are arranged on two sides of the contraction part at the front end of the resonant metal sheets for isolating trapped waves, and the trapped waves on the working frequency can be deviated by the resonant assemblies with different sizes;
3. the left-handed circularly polarized square double rings are formed by four branch knot groups, two adjacent left-handed circularly polarized square double rings are connected through a connecting plate, two square double ring antennas on each left-handed circularly polarized square double ring are different in size, the openings of the annular branch knots are still arranged at feeding points, two adjacent square rings different in size are fed in parallel, compared with the double rings, current distribution can be increased, then the two adjacent square rings are fed in series with the other two odd-symmetrical square rings, the whole four-ring current distribution forms left-handed circular polarization, and the gain of the antenna is improved due to the fact that the current amplitude is increased;
4. the branch knots and the resonant metal sheets are provided with the radiating rubber branch knots to be connected with the radiating layer on the outermost side, heat generated by the branch knots is directly transmitted to the outer side, and the radiating effect is better.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view A-A of FIG. 1 illustrating the structure of the present invention;
FIG. 3 is a schematic diagram of the inner side of a resonant metal sheet of the structure of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 1 illustrating the structure of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line C-C of FIG. 1 illustrating the structure of the present invention;
FIG. 6 is a schematic view of a branch of the structure of the present invention.
Reference numbers in the figures: 1. an antenna body; 2. an antenna connector; 3. a heat dissipation layer; 4. heat dissipation glue; 5. a floor; 6. a resonant assembly; 7. a resonant metal sheet; 8. branch knots; 9. a dielectric substrate; 10. a cavity; 11. a feedthrough; 12. a feeder line; 13. the annular branch knot is opened; 14. a second square-ring branch section; 15. a third square shaped loop branch; 16. a fourth square loop branch knot; 17. a connecting plate; 18. the first square ring branch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an antenna with heat dissipation function for gateway equipment comprises an antenna body 1 and an antenna connector 2, wherein the lower end of the antenna body 1 is provided with the antenna connector 2, the outer side of the antenna body 1 is sprayed with a heat dissipation layer 3, the antenna body 1 is a carbon nano heat dissipation coating, a dielectric substrate 9 arranged in the antenna body 1 is made of ceramic powder filled with thermosetting resin, a floor 5 arranged in the antenna body 1 is a circular copper sheet, a resonant metal sheet 7 and a heat dissipation glue 4 are both copper metal sheets, the heat dissipation glue 4 and the heat dissipation glue 4 arranged on the outer side of the resonant metal sheet 7 are solid heat dissipation glue pads, the antenna body 1 is of a reducing structure with a small upper part and a large lower part, the upper end and the lower end in the antenna body 1 are both provided with resonant metal sheet 7 structures, the resonant metal sheets 7 arranged at the upper end and the lower end in the antenna body 1 are separated, and the two groups of resonant metal, two sides of the resonant metal sheet 7 are connected with two groups of arc-shaped heat dissipation adhesives 4, the two groups of heat dissipation adhesives 4 are different in size, the heat dissipation adhesives 4 generate resonance, so that a new working frequency range of the antenna is increased outside the working frequency, a floor 5 is arranged inside the heat dissipation layer 3, and a dielectric substrate 9 is arranged between the heat dissipation layer 3 and the floor 5;
a hollow groove for installing a resonance metal sheet 7 is arranged between a heat dissipation layer 3 at the front end of a dielectric substrate 9 and a floor 5, a feed hole 11 is arranged on the floor 5 corresponding to the front end of the resonance metal sheet 7, a resonance component 6 is arranged on the side surface of a connecting plate of the resonance metal sheet 7 at the rear end of the feed hole 11, a feed line 12 is connected below the resonance component 6, a branch 8 is connected in the side surface of the resonance metal sheet 7, two groups of resonance components 6 with different sizes are arranged on two sides of a contraction part at the front end of the resonance metal sheet 7 for carrying out trap isolation, the resonance components 6 with different sizes can shift a trap wave on working frequency, the resonance metal sheet 7 and the resonance component 6 are connected with the feed line 12 for feeding, the resonance metal sheet 7 is composed of copper microstrip lines, the feed line 12 is a copper microstrip line, the resonance metal sheet 7 adopts a series-feed type feed form, and an opening is taken to a feed point for radiating, the distribution of current on the ring is changed, the branch sections 8 are arranged on the medium substrate 9, the medium substrate 9 and the outer sides of the resonant metal sheets 7 are connected to the radiating layer 3 through radiating glue 4, the branch sections 8 are formed by four groups of left-handed circularly polarized square double rings of a second square ring branch section 14, a third square ring branch section 15, a fourth square ring branch section 16 and a first square ring branch section 18, two adjacent groups of left-handed circularly polarized square double rings are connected through a connecting plate 17, the two square double ring antennas on each left-handed circularly polarized square double ring are different in size, the opening 13 of the ring branch section is still taken at the feed point, the two adjacent square rings different in size are fed in parallel, compared with the double rings, the current distribution can be increased, and then the two other square rings which are in odd symmetry are fed in series, the whole four-ring current distribution forms left-handed circularly polarized current, and the gain of the antenna is improved due.
Referring to fig. 1, 2, 4 and 5, at least two groups of resonant metal sheets 7 are arranged inside the device 1, and two adjacent groups of resonant metal sheets 7 are spaced apart, and the two groups of resonant metal sheets 7 have different sizes, so that the device can have wider bandwidth and improve the application range of the device.
When using this gateway equipment with the antenna that has the heat dissipation function, install the antenna on gateway equipment, the antenna port that sets up 2 and gateway is connected, adopt the antenna not the same at bottom plate size, the resonance sheetmetal 7 size that the top set up is also different, satisfy the requirement of high gain or low back lobe, electromagnetic wave energy conducts resonance sheetmetal 7 to the upper surface through the 11 couplings of feed hole on the floor, thereby make this antenna and feed structure well match, and antenna body and the whole four ring current distribution of minor matters form the circular polarization of levogyration, because the current amplitude increases, the gain of antenna has been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a gateway equipment is with antenna that has heat dissipation function, includes antenna body (1) and antenna connection head (2), its characterized in that: the antenna comprises an antenna body (1), an antenna connector (2) is installed at the lower end of the antenna body (1), a heat dissipation layer (3) is sprayed on the outer side of the antenna body (1), a floor (5) is arranged inside the heat dissipation layer (3), a medium substrate (9) is arranged between the heat dissipation layer (3) and the floor (5), a cavity (10) is arranged inside the floor (5), a hollow groove for installing a resonant metal sheet (7) is formed between the heat dissipation layer (3) at the front end of the medium substrate (9) and the floor (5), a feed hole (11) is formed in the floor (5) corresponding to the front end of the resonant metal sheet (7), a resonant assembly (6) is arranged on the side face of a connecting plate of the resonant metal sheet (7) at the rear end of the feed hole (11), a feed line (12) is connected below the resonant assembly (6), a branch joint (8) is connected in the side face of the resonant metal sheet (7), and the, the dielectric substrate (9) and the outer side of the resonant metal sheet (7) are connected on the heat dissipation layer (3) through heat dissipation glue (4).
2. The antenna with heat dissipation function for gateway device according to claim 1, wherein: antenna body (1) is big-end-up's reducing structure, and inside upper end of antenna body (1) and lower extreme all are provided with resonance sheetmetal (7) structure, and distinguish between resonance sheetmetal (7) that both ends set up about antenna body (1) is inside to two sets of resonance sheetmetals (7) that both ends set up from top to bottom are the variation in size.
3. The antenna with heat dissipation function for gateway device according to claim 1, wherein: two sides of the resonance metal sheet (7) are connected with two groups of arc-shaped branches (8), the two groups of branches (8) are different in size, and the branches (8) generate resonance, so that a new working frequency band is added to the antenna outside the working frequency.
4. The antenna with heat dissipation function for gateway device according to claim 1, wherein: two groups of resonance components (6) with different sizes are arranged on two sides of a front end contraction part of the resonance metal sheet (7) to isolate trapped waves, the resonance components (6) with different sizes can enable the trapped waves on working frequency to deviate, and meanwhile the resonance metal sheet (7) and the resonance components (6) are connected with a feeder (12) to feed electricity.
5. The antenna with heat dissipation function for gateway device according to claim 1, wherein: the resonance metal sheet (7) is composed of copper microstrip lines, the feeder line (12) is a copper microstrip line, and meanwhile, the resonance metal sheet (7) adopts a series feed type feed mode, so that an opening is taken at a feed point to enable circular polarized waves to be radiated, and current distribution on a ring is changed.
6. The antenna with heat dissipation function for gateway device according to claim 1, wherein: the branch (8) is composed of four groups of left-hand circularly polarized square double rings of a second square ring branch (14), a third square ring branch (15), a fourth square ring branch (16) and a first square ring branch (18), two adjacent groups of left-hand circularly polarized square double rings are connected through a connecting plate (17), two square double ring antennas on each left-hand circularly polarized square double ring are different in size, an opening (13) of the ring branch is still taken at a feed point, two adjacent square rings different in size are fed in parallel, compared with the double rings, current distribution can be increased, then the two adjacent square rings are fed in series with another two odd-symmetrical square rings, the whole four-ring current distribution forms left-hand circularly polarization, and the gain of the antenna is improved due to the increase of the current amplitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910755839.9A CN110581338B (en) | 2019-08-15 | 2019-08-15 | Gateway equipment is with antenna that has heat dissipation function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910755839.9A CN110581338B (en) | 2019-08-15 | 2019-08-15 | Gateway equipment is with antenna that has heat dissipation function |
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| Publication Number | Publication Date |
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| CN110581338A CN110581338A (en) | 2019-12-17 |
| CN110581338B true CN110581338B (en) | 2020-12-29 |
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| CN110581338A (en) | 2019-12-17 |
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