CN212257672U - Dual-polarized ceiling antenna - Google Patents
Dual-polarized ceiling antenna Download PDFInfo
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- CN212257672U CN212257672U CN202020460728.3U CN202020460728U CN212257672U CN 212257672 U CN212257672 U CN 212257672U CN 202020460728 U CN202020460728 U CN 202020460728U CN 212257672 U CN212257672 U CN 212257672U
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Abstract
The utility model discloses a dual-polarization ceiling antenna, which comprises a first oscillator piece, a second oscillator piece, a coupling piece, an oscillator support column, a feed board, a feeder line and an installation bottom plate; the first oscillator piece and the second oscillator piece are respectively fixedly installed on the installation bottom plate through oscillator support columns, the feed board is fixedly installed on the installation bottom plate, the first oscillator piece and the second oscillator piece are not in direct contact with the feed board, and the coupling piece is fixedly installed on the feed board; the coupling piece is positioned on the central line of the feed board, the first oscillator piece is positioned on the left side of the coupling piece, and the second oscillator piece is positioned on the right side of the coupling piece; the feed board is provided with a feed line hole, and the feed line is respectively connected with the feed board, the first vibrator piece and the second vibrator piece through the feed line hole. Adopt the utility model discloses, have great bandwidth and require in order to satisfy 5G frequency channel scope to the reliability is high, be convenient for install.
Description
Technical Field
The utility model relates to a communication equipment especially relates to a dual polarization ceiling antenna.
Background
With the division of the domestic 5G spectrum completed, operators have started the commissioning of 5G networks. However, in terms of indoor coverage, there is no more perfect coverage antenna scheme at present. The existing indoor coverage antenna is mainly a dual-polarized ceiling antenna, and the vertical polarization frequency band of the existing indoor coverage antenna is 806-960MHz and 1710-2690 MHz. The horizontal polarization band is only 1880-2690MHz, and the band range can not meet the requirement of the new 5G band range.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a dual polarization ceiling antenna is provided, have great bandwidth in order to satisfy 5G frequency channel scope requirement to the reliability is high, be convenient for install.
In order to solve the technical problem, the utility model provides a dual-polarization ceiling antenna, which comprises a first oscillator piece, a second oscillator piece, a coupling piece, an oscillator support column, a feed board, a feeder line and an installation bottom plate; the first oscillator piece and the second oscillator piece are respectively fixedly installed on the installation bottom plate through oscillator support columns, the feed board is fixedly installed on the installation bottom plate, the first oscillator piece and the second oscillator piece are not in direct contact with the feed board, and the coupling piece is fixedly installed on the feed board; the coupling piece is positioned on the central line of the feed board, the first oscillator piece is positioned on the left side of the coupling piece, and the second oscillator piece is positioned on the right side of the coupling piece; the feed board is provided with a feed line hole, and the feed line is respectively connected with the feed board, the first vibrator piece and the second vibrator piece through the feed line hole.
As an improvement of the scheme, the left upper side of the first vibrator piece is provided with a notch, the central area of the first vibrator piece is an oval hollow area, a rectangular piece and a triangular piece extend out of the left lower corner of the hollow area, and the edge of the first vibrator piece is bent downwards to form a bending piece.
As an improvement of the scheme, the upper right side of the second vibrator piece is provided with a notch, the central area of the second vibrator piece is an oval hollowed area, a rectangular piece and a triangular piece extend out of the lower right corner of the hollowed area, and the edge of the second vibrator piece is bent downwards to form a bending piece.
As an improvement of the scheme, the horizontal distance between the first oscillator piece and the second oscillator piece is 20-25 mm.
As an improvement of the scheme, the vertical distance between the first oscillator piece and the feed board and the vertical distance between the second oscillator piece and the feed board are both 20-22 mm.
As a modification of the above, the shape of the coupling tab is formed by a combination of two rectangles.
As an improvement of the scheme, the feed board is trapezoidal in shape.
As an improvement of the scheme, the bottom of the mounting bottom plate is provided with a stud.
As a modification of the above, the mounting base plate is circular in shape.
As an improvement of the scheme, the feed board is further provided with a feed board coupling piece, the feed board coupling piece is formed by bending upwards, and one suspended end of the feed board coupling piece is fixedly installed on the installation bottom board through a coupling piece supporting column.
Implement the utility model has the advantages that:
implement the utility model discloses dual polarization ceiling antenna has great bandwidth in order to satisfy 5G frequency channel scope requirement to the reliability is high, be convenient for install.
Particularly, the first oscillator piece and the second oscillator piece are respectively fixedly installed on the installation bottom plate through the oscillator support columns, the feed board is fixedly installed on the installation bottom plate, and the first oscillator piece and the second oscillator piece are not in direct contact with the feed board, so that the two oscillators are spaced from the feed board vertically, and the bandwidth of the antenna is further improved. The coupling piece is fixedly installed on the feed board, the coupling piece is located on the central line of the feed board, the first oscillator piece is located on the left side of the coupling piece, and the second oscillator piece is located on the right side of the coupling piece. This positional relationship can improve the isolation of the first dipole piece from the second dipole piece. The feeder board is provided with a feeder hole, and the feeder line is connected with the feeder board, the first vibrator piece and the second vibrator piece through the feeder hole respectively, so that the feeder line is convenient to install and connect.
In addition, the round shape of the mounting base plate and the stud arranged on the mounting base plate enable the mounting work of the whole antenna to be more convenient. The feed board is also provided with a feed board coupling sheet, so that the standing-wave ratio can be reduced.
Drawings
Fig. 1 is a schematic view of a three-dimensional view angle of the dual-polarized ceiling antenna of the present invention;
fig. 2 is a front view of the dual-polarized ceiling antenna of the present invention;
fig. 3 is a bottom view of the dual-polarized ceiling antenna of the present invention;
fig. 4 is a right side view of the dual polarized ceiling antenna of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.
Fig. 1 to fig. 4 are schematic structural diagrams of different viewing angles of the dual-polarized ceiling antenna of the present invention, which includes a first oscillator piece 1, a second oscillator piece 2, a coupling piece 3, an oscillator support column 4, a feed board 5, a feed line and a mounting base plate 6; the first oscillator piece 1 and the second oscillator piece 2 are fixedly arranged on an installation bottom plate 6 through oscillator support columns 4 respectively, a feed board 5 is fixedly arranged on the installation bottom plate 6, the first oscillator piece 1 and the second oscillator piece 2 are not in direct contact with the feed board 5, and a coupling piece 3 is fixedly arranged on the feed board 5; the coupling sheet 3 is positioned on the central line of the feed board 5, the first oscillator sheet 1 is positioned on the left side of the coupling sheet 3, and the second oscillator sheet 2 is positioned on the right side of the coupling sheet 3; the feed board 5 is provided with a feed line hole 51, and the feed line is respectively connected with the feed board 5, the first oscillator piece 1 and the second oscillator piece 2 through the feed line hole 51.
Implement the utility model discloses dual polarization ceiling antenna has great bandwidth in order to satisfy 5G frequency channel scope requirement to the reliability is high, be convenient for install.
The coupling piece 3 is fixedly installed on the feed board 5, the coupling piece 3 is located on the central line of the feed board 5, the first oscillator piece 1 is located on the left side of the coupling piece 3, and the second oscillator piece 2 is located on the right side of the coupling piece 3. This positional relationship can improve the isolation of the first dipole piece from the second dipole piece.
The feeder board 5 is provided with a feeder hole 51, and the feeder line is connected with the feeder board 5, the first vibrator piece 1 and the second vibrator piece 2 through the feeder hole 51, so that the feeder line is convenient to install and connect. When the feed line is specifically connected, a network cable of the feed line is connected with the feed board, and a core wire is respectively connected with the first oscillator piece and the second oscillator piece.
The vibrator support column 4 is used for connecting the mounting bottom plate with the first vibrator piece 1 and the second vibrator piece 2. In the embodiment shown in fig. 1, each of the first dipole piece 1 and the second dipole piece 2 has 2 dipole supporting columns 4 connected to the mounting base plate 6.
The vibrator support column 4 and the mounting bottom plate 6 are made of insulating and light materials such as plastics.
The utility model discloses the horizontal polarization and the vertical polarization frequency channel of dual polarization ceiling antenna embodiment are 698 and contain 960MHz, 1710 and contain 3800MHz, and this frequency channel scope can satisfy the frequency channel requirement of the indoor cover of 5G antenna.
The following explains the specific structure of the dual-polarized ceiling antenna of the present invention.
The left upper side of the first vibrator piece 1 is provided with a notch, the central area of the first vibrator piece is an oval hollow area, a rectangular piece and a triangular piece extend from the left lower corner of the hollow area, and the edge of the first vibrator piece is bent downwards to form a bending piece.
The upper right side of the second vibrator piece 2 is provided with a notch, the central area of the second vibrator piece is an oval hollow area, a rectangular piece and a triangular piece extend from the lower right corner of the hollow area, and the edge of the second vibrator piece is bent downwards to form a bending piece.
The shapes of the first oscillator piece 1 and the second oscillator piece 2 are symmetrical, the two oscillator pieces are irregular, and the bending pieces formed by bending downwards are beneficial to improving the radiation efficiency of the two oscillator pieces.
The horizontal distance between the first vibrator piece 1 and the second vibrator piece 2 is 20-25 mm.
Under this distance scope, when first oscillator piece and second oscillator piece keep better isolation, reduce occupation space, thereby reduce the utility model discloses the area of dual polarization ceiling antenna.
The vertical distance between the first oscillator piece 1 and the feed board 5 and the vertical distance between the second oscillator piece 2 and the feed board 5 are both 20-22 mm.
Under this distance scope, when first oscillator piece and second oscillator piece fully improved the antenna bandwidth, reduce occupation space, thereby reduce the utility model discloses the dual polarization ceiling antenna's thickness.
The shape of the coupling tab 3 is formed by a combination of two rectangles.
The irregular shape of the coupling sheet is beneficial to improving the isolation degree of the first oscillator sheet and the second oscillator sheet and reducing the mutual signal interference between the two oscillator sheets.
The feeder panel 5 is trapezoidal in shape.
The trapezoidal shape of the feed board enables the areas where the first oscillator piece, the second oscillator piece and the feed board are located on the feed board to be larger, so that the installation space required by the components is ensured, and meanwhile, the areas of other areas are smaller, so that the material is saved.
The bottom of the mounting bottom plate 6 is provided with a stud 61.
The mounting baseplate 6 is circular in shape.
The circular shape of the mounting base plate, and the studs 61 provided with the mounting base plate, make the mounting base plate, and even the dual polarized ceiling antenna as a whole, like a screw. When the installation is carried out, the stud is screwed into the indoor installation hole by twisting the round installation bottom plate, so that the installation work is more convenient.
The feed board 5 is further provided with a feed board coupling piece 52, the feed board coupling piece 52 is formed by bending upwards, and the suspended end of the feed board coupling piece 52 is fixedly installed on the installation bottom plate 6 through a coupling piece support column 7.
As shown in fig. 1, a feed board coupling piece 52 is respectively disposed in the areas of the feed board 5 close to the first oscillator piece 1 and the second oscillator piece 2, a suspended end of each feed board coupling piece is fixedly mounted on the mounting base plate 6 through a coupling piece support post 7, and the feed board coupling piece 52 can reduce the standing-wave ratio of the first oscillator piece 1 and the second oscillator piece 2.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the invention, and these modifications and decorations are also regarded as the protection scope of the present invention.
Claims (10)
1. A dual-polarization ceiling antenna is characterized by comprising a first oscillator piece, a second oscillator piece, a coupling piece, an oscillator support column, a feed board, a feeder line and an installation bottom board;
the first oscillator piece and the second oscillator piece are respectively fixedly installed on the installation bottom plate through the oscillator support columns, the feed board is fixedly installed on the installation bottom plate, the first oscillator piece and the second oscillator piece are not in direct contact with the feed board, and the coupling piece is fixedly installed on the feed board;
the coupling piece is positioned on the central line of the feed board, the first oscillator piece is positioned on the left side of the coupling piece, and the second oscillator piece is positioned on the right side of the coupling piece;
the feed board is provided with a feed line hole, and the feed line is respectively connected with the feed board, the first vibrator piece and the second vibrator piece through the feed line hole.
2. The dual-polarized ceiling antenna of claim 1, wherein the upper left side of the first oscillator piece is provided with a notch, the central region of the first oscillator piece is an elliptical hollowed region, a rectangular piece and a triangular piece extend from the lower left corner of the hollowed region, and the edge of the first oscillator piece is bent downward to form a bent piece.
3. The dual-polarized ceiling antenna according to claim 1, wherein the second oscillator piece is provided with a notch at the upper right side, the central area of the second oscillator piece is an elliptical hollowed area, a rectangular piece and a triangular piece extend from the lower right corner of the hollowed area, and the edge of the second oscillator piece is bent downward to form a bent piece.
4. The dual polarized ceiling antenna of claim 1, wherein the horizontal spacing between the first and second dipole pieces is 20-25 mm.
5. The dual-polarized ceiling antenna of claim 1, wherein the first and second oscillator pieces are spaced from the feeding board by 20-22 mm.
6. The dual polarized ceiling antenna of claim 1, wherein the shape of said coupling patch is formed by a combination of two rectangles.
7. The dual polarized ceiling antenna of claim 1, wherein said feed plate is trapezoidal in shape.
8. The dual polarized ceiling antenna of claim 1, wherein a stud is provided at the bottom of said mounting base plate.
9. The dual polarized ceiling antenna of claim 1, wherein said mounting base plate is circular in shape.
10. The dual-polarized ceiling antenna according to claim 1, wherein the feeding board is further provided with a feeding board coupling piece, the feeding board coupling piece is bent upwards, and a suspended end of the feeding board coupling piece is fixedly mounted on the mounting base plate through a coupling piece support column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020460728.3U CN212257672U (en) | 2020-04-01 | 2020-04-01 | Dual-polarized ceiling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020460728.3U CN212257672U (en) | 2020-04-01 | 2020-04-01 | Dual-polarized ceiling antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212257672U true CN212257672U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020460728.3U Active CN212257672U (en) | 2020-04-01 | 2020-04-01 | Dual-polarized ceiling antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212257672U (en) |
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2020
- 2020-04-01 CN CN202020460728.3U patent/CN212257672U/en active Active
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