CN217656066U

CN217656066U - Small-size multi-network integrated antenna

Info

Publication number: CN217656066U
Application number: CN202221894572.5U
Authority: CN
Inventors: 刘小兵; 李勤
Original assignee: Jiangxi Innovation Technology Co ltd
Current assignee: Jiangxi Innovation Technology Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-10-25
Anticipated expiration: 2032-07-21

Abstract

The utility model relates to a small-sized multi-network integrated antenna, which comprises a shell, a bottom plate and a substrate, wherein the shell is a cylindrical structure with a hollow bottom opening, the bottom opening is provided with the bottom plate, and the substrate is fixed at the top of the bottom plate; the base plate both sides are equipped with 5G antenna and dual-frenquency WIFI antenna respectively, and its middle part is equipped with the GPS antenna, 5G antenna includes low frequency minor matters, intermediate frequency minor matters and the high frequency minor matters that from outer to interior setting. The antenna adopts a miniaturized design, so that the installation of small equipment is facilitated; through setting up 5G antenna, GPS antenna and dual-frenquency WIFI antenna on the base plate for an antenna can supply a plurality of equipment to use simultaneously, and the antenna combines multiple design mode to realize the design of antenna high gain, can receive weaker signal.

Description

Small-size multi-network integrated antenna

Technical Field

The utility model relates to a small-size many nets integrated antenna.

Background

An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all use electromagnetic waves to transmit information and work by depending on antennas. In addition, in transferring energy with electromagnetic waves, non-signal energy radiation also requires antennas.

At present, a plurality of common antennas cannot be compatible with a plurality of different devices to be used simultaneously, and the size requirement of the antennas is smaller in a plurality of places where the antennas are required to be used.

Based on the reason, the utility model designs a small-size many nets integrated antenna.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, adapt to the practical needs, and provide a small multi-network integrated antenna, which adopts a miniaturized design and is convenient for the installation of small equipment; through setting up 5G antenna, GPS antenna and dual-frenquency WIFI antenna on the base plate for an antenna can supply a plurality of equipment to use simultaneously, and the antenna combines multiple design mode to realize the design of antenna high gain, can receive weaker signal.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

the small-sized multi-network integrated antenna comprises a shell, a bottom plate and a substrate, wherein the shell is of a hollow cylindrical structure with an opening at the bottom, the bottom plate is arranged at the opening at the bottom, and the substrate is fixed at the top of the bottom plate; the base plate both sides are equipped with 5G antenna and dual-frenquency WIFI antenna respectively, and its middle part is equipped with the GPS antenna, 5G antenna includes low frequency minor matters, intermediate frequency minor matters and the high frequency minor matters that from outer to interior setting.

The low-frequency branch knot is arranged on the outer side of the 5G antenna in a Contraband-shaped structure, an inductor is arranged at the top of one end of the low-frequency branch knot, and the end part of the low branch knot is connected with the high-frequency branch knot through the inductor; the low frequency minor matters with be equipped with two between the high frequency minor matters the intermediate frequency minor matters, the terminal of intermediate frequency minor matters and the ground connection minor matters coupling of one side thereof, the high frequency minor matters be square structure set up in the inboard of intermediate frequency minor matters, one side of high frequency minor matters is connected with first feeder point.

The dual-frequency WIFI antenna comprises a first branch and a second branch, wherein the first branch is an L-shaped structure consisting of a first transverse branch and a first longitudinal branch, the second branch is an L-shaped structure consisting of a second transverse branch and a second longitudinal branch, the end part of the outer end of the second transverse branch is connected with the lower part of the inner wall of the first longitudinal branch, a slot is formed between the first longitudinal branch and the second longitudinal branch, and a second feeder point is arranged on the second transverse branch.

The GPS antenna is a ceramic module antenna.

A connecting screw rod is arranged in the middle of the lower surface of the bottom plate, a screw rod hole for a feeder line to pass through is axially arranged on the connecting screw rod, and an open nut is screwed outside the connecting screw rod; and a through hole for a feeder line to pass through is formed in the middle of the substrate.

The rear end of the middle part of the upper surface of the bottom plate is provided with a first limiting block in a shape of Contraband, two sides of the middle part of the bottom plate are provided with second limiting blocks in a square shape, fixing bolts are arranged on the outer sides of the second limiting blocks and two sides of the front end of the upper surface of the bottom plate, and fixing holes for the fixing bolts to penetrate are formed in the base plate.

The beneficial effects of the utility model reside in that:

1. the antenna adopts a miniaturized design, so that the installation of small equipment is facilitated; through set up 5G antenna, GPS antenna and dual-frenquency WIFI antenna on the base plate for an antenna can supply a plurality of equipment to use simultaneously, and the antenna combines multiple design mode to realize the design of antenna high gain, can receive weaker signal.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic view of the present invention with the outer shell removed;

fig. 4 is a schematic structural diagram of a 5G antenna according to the present invention;

fig. 5 is the utility model discloses the structure schematic diagram of well dual-frenquency WIFI antenna.

In the figure, 1 shell, 2 bottom plates, 3 substrates, 45G antennas, 5GPS antennas, 6 dual-frequency WIFI antennas, 7 connecting screws, 8 screw holes, 9 open nuts, 10 through holes, 11 first limiting blocks, 12 second limiting blocks, 13 fixing bolts, 14 fixing holes, 41 low-frequency branches, 42 medium-frequency branches, 43 high-frequency branches, 44 inductors, 45 grounding branches, 46 first feeder points, 61 first branches, 62 second branches, 63 slots, 64 second feeder points, 611 first transverse branches, 612 first longitudinal branches, 621 second transverse branches, 622 second longitudinal branches.

Detailed Description

The invention will be further described with reference to the following figures and examples:

example (b): a small multi-net integrated antenna, see figures 1-5,

the design comprises a shell 1, a bottom plate 2 and a substrate 3, wherein the shell 1 is of a hollow cylindrical structure with an opening at the bottom, the bottom plate 2 is arranged at the opening at the bottom, and the substrate 3 is fixed at the top of the bottom plate 2; the two sides of the substrate 3 are respectively provided with a 5G antenna 4 and a dual-frequency WIFI antenna 6, the middle part of the substrate is provided with a GPS antenna 5, the 5G antenna 4 comprises a low-frequency branch 41, a medium-frequency branch 42 and a high-frequency branch 43 which are arranged from outside to inside, and the antenna adopts a miniaturized design and is convenient for installation of small equipment; through setting up 5G antenna 4, GPS antenna 5 and dual-frenquency WIFI antenna 6 on base plate 3 for an antenna can supply a plurality of equipment to use simultaneously, and the antenna combines multiple design mode to realize the design of antenna high gain, can receive weaker signal.

Further, the low-frequency branch 41 is arranged outside the 5G antenna in a structure of Contraband, an inductor 44 is arranged at the top of one end of the low-frequency branch 41, and the end of the low branch 41 is connected with the high-frequency branch 43 through the inductor 44; two intermediate frequency branches 42 are arranged between the low frequency branch 41 and the high frequency branch 43, the tail end of the intermediate frequency branch 42 is coupled with a grounding branch 45 on one side of the intermediate frequency branch, the high frequency branch 43 is arranged on the inner side of the intermediate frequency branch 42 in a square structure, one side of the high frequency branch 43 is connected with a first feeder point 46,5G antenna, a multi-branch design scheme is adopted for miniaturization design, the outermost low frequency branch 41 is a 698-900MHz frequency band, an inductor 44 is added at the end part of the low frequency band for reducing the size of the antenna, and the physical size of the whole antenna is increased; the middle frequency branches 42 of the middle two layers are 1700-2700MHz frequency bands, two branches form a middle frequency band, a plurality of resonance points can be generated in the whole middle frequency band, the bandwidth is increased, and the tail ends of the two middle frequency branches 42 are coupled with the grounding branch 45, so that the impedance of the whole middle frequency band is optimized; the high-frequency branch 43 of the innermost layer is in a 3300-4400MHz frequency band.

Further, the dual-frequency WIFI antenna 6 includes a first branch 61 and a second branch 62, the first branch 61 is an "L" -shaped structure composed of a first transverse branch 611 and a first longitudinal branch 612, the second branch 62 is an "L" -shaped structure composed of a second transverse branch 621 and a second longitudinal branch 622, an outer end of the second transverse branch 621 is connected to a lower portion of an inner wall of the first longitudinal branch 612, a slot 63 is formed between the first longitudinal branch 612 and the second longitudinal branch 622, the second transverse branch 621 is provided with a second feed line point 64, and the dual-frequency WIFI antenna 6 of this embodiment realizes the design of miniaturization and high gain (2.45 GHz gain >4dBi 5.8ghz >6 dBi) of the antenna by a combination manner of the slot 63 between the two "L" -shaped first branches 61 and the second branch 62.

Furthermore, the GPS antenna 5 is a ceramic module antenna, has the characteristics of small volume, light weight, firmness, durability, stable work, high gain and high sensitivity, meets the miniaturization design of the antenna of the scheme and is convenient for the installation of small equipment.

Further, a connecting screw 7 is arranged in the middle of the lower surface of the bottom plate 2, a screw hole 8 for a feeder line to pass through is axially arranged on the connecting screw 7, and an open nut 9 is screwed outside the connecting screw 7; a through hole 10 for a feeder line to pass through is formed in the middle of the substrate 3, and the feeder line can sequentially pass through a screw hole 8 and the through hole 10 in the axial direction of the connecting screw 7 and then is electrically connected with a first feeder line point 46 and a second feeder line point 64; the antenna is convenient to mount and use on the equipment through the open nut 9 outside the connecting screw rod 7.

Furthermore, a first limiting block 11 in a shape of Contraband is arranged at the rear end of the middle of the upper surface of the bottom plate 2, second limiting blocks 12 in a square shape are arranged on two sides of the middle of the bottom plate 2, fixing bolts 13 are arranged on the outer side of each second limiting block 12 and two sides of the front end of the upper surface of the bottom plate 2, fixing holes 14 for the fixing bolts 13 to pass through are formed in the substrate 3, and the substrate 3 is supported by the first limiting blocks 11 and the second limiting blocks 12, so that most of the lower surface of the substrate 3 is in a suspended state, and the substrate 3 can be better cooled, preferably, the first limiting blocks 11 are in a structure in a shape of Contraband, and the heat dissipation effect can be further improved while the substrate 3 is stably supported; in addition, the fixing bolt 13 penetrates through the fixing hole 14 and then is matched with a nut for locking, so that the base plate 3 is convenient to mount and dismount.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. A small-size many net integrated antenna which characterized in that: the device comprises a shell (1), a bottom plate (2) and a base plate (3), wherein the shell (1) is of a hollow cylindrical structure with an opening at the bottom, the bottom plate (2) is arranged at the opening at the bottom, and the base plate (3) is fixed at the top of the bottom plate (2); base plate (3) both sides are equipped with 5G antenna (4) and dual-frenquency WIFI antenna (6) respectively, and its middle part is equipped with GPS antenna (5), 5G antenna (4) are including low frequency minor matters (41), intermediate frequency minor matters (42) and high frequency minor matters (43) that set up from outer to inner.

2. A compact multi-network integrated antenna according to claim 1, characterized in that: the low-frequency branch (41) is arranged on the outer side of the 5G antenna in a Contraband-shaped structure, an inductor (44) is arranged at the top of one end of the low-frequency branch (41), and the end of the low-frequency branch (41) is connected with the high-frequency branch (43) through the inductor (44); the low-frequency branch knot (41) with be equipped with two between high frequency branch knot (43) intermediate frequency branch knot (42), the terminal of intermediate frequency branch knot (42) and the coupling of ground connection branch knot (45) of its one side, high frequency branch knot (43) are square structure set up in the inboard of intermediate frequency branch knot (42), one side of high frequency branch knot (43) is connected with first feeder point (46).

3. A compact multi-network integrated antenna according to claim 2, characterized in that: double-frequency WIFI antenna (6) includes first minor matters (61) and second minor matters (62), first minor matters (61) are the "L" shape structure of constituteing by first horizontal minor matters (611) and first vertical minor matters (612), second minor matters (62) are the "L" shape structure of constituteing by second horizontal minor matters (621) and second vertical minor matters (622), the outer end tip of second horizontal minor matters (621) with the inner wall below of first vertical minor matters (612) links to each other, first vertical minor matters (612) with form fluting (63) between second vertical minor matters (622), be equipped with second feeder point (64) on the second horizontal minor matters (621).

4. A compact multi-network integrated antenna according to claim 3, characterized in that: the GPS antenna (5) is a ceramic module antenna.

5. A small-sized multi-network integrated antenna according to claim 4, characterized in that: a connecting screw rod (7) is arranged in the middle of the lower surface of the bottom plate (2), a screw rod hole (8) for a feeder line to pass through is axially formed in the connecting screw rod (7), and an open nut (9) is screwed outside the connecting screw rod (7); and a through hole (10) for a feeder line to pass through is formed in the middle of the substrate (3).

6. A small-sized multi-network integrated antenna according to claim 5, characterized in that: the utility model discloses a fixing device for the motor vehicle, including bottom plate (2), the upper surface middle part rear end of bottom plate (2) is equipped with first stopper (11) that are "Contraband" shape, the middle part both sides of bottom plate (2) are equipped with and are square second stopper (12), the outside of second stopper (12) with the upper surface front end both sides of bottom plate (2) are equipped with fixing bolt (13), be equipped with on base plate (3) and be used for fixing bolt (13) fixed orifices (14) that pass.