CN211088499U - Small-size dual-polarization low-frequency oscillator - Google Patents
Small-size dual-polarization low-frequency oscillator Download PDFInfo
- Publication number
- CN211088499U CN211088499U CN201921429027.7U CN201921429027U CN211088499U CN 211088499 U CN211088499 U CN 211088499U CN 201921429027 U CN201921429027 U CN 201921429027U CN 211088499 U CN211088499 U CN 211088499U
- Authority
- CN
- China
- Prior art keywords
- vibrator
- oscillator
- piece
- small
- oscillators
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model discloses a small-size dual-polarized low-frequency oscillator, which comprises four oscillators, and a gap is arranged between two adjacent oscillators; the vibrator comprises a vibrator piece and vibrator balancers connected with the bottom surface of the vibrator piece, an extension plate is arranged at the connection positions of the vibrator piece and the vibrator balancers, and the four vibrator balancers are connected with the base; the vibrator piece comprises two vibrator arms which are orthogonally arranged, a right-angle connecting plate is arranged at the right angle of the two vibrator arms, a hollow hole is formed in the vibrator piece, and the shape of the hollow hole is matched with the outer contour of the vibrator piece. Implement the utility model discloses, reducible oscillator size reduces manufacturing cost.
Description
Technical Field
The utility model relates to an antenna equipment technical field especially relates to a small-size dual polarization low frequency oscillator.
Background
The dual-polarized low-frequency die-casting oscillator with the 800-960 MHz frequency band designed by each manufacturer at present generally has the problem of large size. The result of this problem is an increase in the cost of the antenna. The vibrator comprises die cost, die casting cost, electroplating cost and transportation cost of the vibrator. Because the size of the antenna is large due to the large size of the antenna, the required reflecting plate, the required outer cover, the required packaging and the like are increased correspondingly, and the cost pressure is high. Due to the large volume, the transportation cost is also high.
Disclosure of Invention
The utility model aims to solve the technical problem that a small-size dual polarization low frequency oscillator is provided, reducible oscillator size reduces manufacturing cost.
In order to solve the technical problem, the utility model provides a small-size dual-polarized low-frequency oscillator, which comprises four oscillators, and a gap is arranged between two adjacent oscillators;
the vibrator comprises a vibrator piece and vibrator balancers, an extension plate is arranged at the connection position of the vibrator piece and the vibrator balancers, the extension plate is respectively connected with the bottom surface of the vibrator piece and the side surfaces of the vibrator balancers, and the four vibrator balancers are connected with the base;
the vibrator piece comprises two vibrator arms which are orthogonally arranged, a right-angle connecting plate is arranged at the right angle of the two vibrator arms, a hollow hole is formed in the vibrator piece, and the shape of the hollow hole is matched with the outer contour of the vibrator piece.
As the improvement of the technical proposal, the height of the vibrator is 60-65mm, the length is 130-138mm, and the diameter of the vibrator balancer is 18-20 mm.
As an improvement of the above technical solution, the outer contour of the extension plate includes a right angle and a straight line or a curve connecting the right angle, and two sides of the two right angles are respectively connected to the bottom surface of the oscillator piece and the side surface of the oscillator balancer.
As an improvement of the technical scheme, the four vibrators are arranged in a field shape, the two opposite vibrators form a pair of half-wave symmetric vibrators, and the four orthogonally arranged vibrators form two pairs of orthogonal half-wave symmetric vibrators.
As an improvement of the technical scheme, through holes are formed in two adjacent oscillator pieces and used for installing feed elements.
As an improvement of the technical scheme, the other two oscillator pieces are provided with bulges used for being connected with the feed piece.
As the improvement of the technical scheme, the top surfaces of the half-wave vibrators are provided with grooves for clamping the feed sheet.
As an improvement of the technical scheme, the oscillator balancer is provided with an arc groove which is concave towards the center of the oscillator;
the circle center of the arc groove and the circle center of the through hole are concentrically arranged.
As an improvement of the technical scheme, the oscillator piece, the oscillator balancer and the base are integrally formed.
As an improvement of the technical scheme, the base is provided with a connecting hole for fixing the base and the reflecting plate.
Implement the utility model discloses, following beneficial effect has:
the utility model comprises four orthogonally arranged vibrators, a gap is arranged between the vibrators, the vibrators comprise vibrator sheets and vibrator balancers, and an extension plate is arranged at the joint of the vibrator sheets and the vibrator balancers; the vibrator piece comprises two vibrator arms which are orthogonally arranged, a right-angle connecting plate is arranged at the right angle of the two vibrator arms, a hollow hole is formed in the vibrator piece, and the shape of the hollow hole is matched with the outer contour of the vibrator piece. The shape of the oscillator arm is controlled, the standing wave ratio bandwidth of the oscillator is improved by arranging the extension plate, the size of the oscillator is reduced, the bandwidth of the antenna is ensured, and the cost is reduced.
Drawings
Fig. 1 and 2 are axial side views of a low frequency oscillator according to the present invention;
fig. 3 is a plan view of the low frequency oscillator according to 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. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.
Referring to fig. 1 to 3, the utility model provides a small-size dual-polarized low-frequency oscillator, the working frequency of which is 800-960 MHz, comprising four oscillators 1, and a gap is arranged between two adjacent oscillators 1;
the vibrator 1 comprises a vibrator piece 11 and vibrator balancers 12, wherein extension plates 13 are arranged at the connection positions of the vibrator piece 11 and the vibrator balancers 12, the extension plates 13 are respectively connected with the bottom surface of the vibrator piece 11 and the side surfaces of the vibrator balancers 12, and the four vibrator balancers 12 are connected with a base 14;
the oscillator piece 11 comprises two oscillator arms 111 which are orthogonally arranged, a right-angle connecting plate 113 is arranged at the right angle of the two oscillator arms 111, a hollow hole 112 is formed in the oscillator piece 11, and the shape of the hollow hole 112 is matched with the outer contour of the oscillator piece 11.
Specifically, the four oscillators 1 are arranged in a field shape, a pair of half-wave symmetric oscillators 1 is formed by two opposite oscillators 1, two orthogonal half-wave symmetric oscillators 1 are formed by the four oscillators 1, and dual-polarization radiation is realized by two pairs of orthogonal half-wave symmetric oscillators 1. A gap is reserved between every two adjacent vibrators 1, and the requirement on the isolation degree of the vibrators 1 can be met by controlling the gap between every two adjacent vibrators 1. The vibrator 1 comprises a vibrator piece 11 and a vibrator balancer 12, the bottom surface of the vibrator piece 11 is lapped with the top surface of the vibrator balancer 12, an extension plate 13 is further arranged at the joint of the vibrator balancer 12 and the vibrator piece 11, the outer contour of the extension plate 13 comprises two orthogonal lines and a straight line or a curve connecting the two orthogonal lines, and two sides of the two orthogonal lines are respectively connected with the bottom surface of the vibrator piece 11 and the side surface of the vibrator balancer 12. The extension plate 13 can consume part of the current, so that each radiating surface is more uniform and stable. The oscillator piece 11 comprises two oscillator arms 111 which are orthogonally arranged, the right-angle connection position of the oscillator arms 111 is provided with the right-angle connection plate 113, and the inside of the oscillator 1 is provided with a hollow hole 112 so as to improve the standing-wave ratio bandwidth.
The height of the vibrator 1 of the utility model is 60-65mm, the length is 130-138mm, and the diameter of the vibrator balancer 12 is 18-20 mm.
Two adjacent oscillator pieces 11 in the four oscillators 1 are provided with through holes 114, and the through holes 114 are used for installing feeding elements (not shown in the drawing). Specifically, the feeding element comprises a feeding sheet and a coaxial cable connected to the feeding sheet, wherein one feeding sheet is connected with two oppositely arranged oscillators 1, one end of the feeding sheet is connected with the coaxial cable to form a pair of half-wave oscillators 1, and the through hole 114 facilitates the feeding element to pass through and arrange the feeding sheet above the oscillator piece 11.
Furthermore, the other two oscillators 1 in the oscillators 1 are provided with protrusions 115 for connecting with the feed sheet. Specifically, two feeding tabs are disposed to intersect, and one ends of the feeding tabs are connected to the corresponding protrusions 115, respectively.
Furthermore, the top surfaces of the two oscillator pieces 11 arranged oppositely are provided with downward grooves 116 to clamp the feeding pieces. One of the feeding pieces is installed in the groove 116, and the other feeding piece is arranged above the oscillator piece 11, so that the two feeding pieces are insulated, and the requirement of isolation between the oscillators 1 is met.
The vibrator balancer 12 is provided with an arc groove 121 which is concave towards the center of the vibrator 1, and the center of the arc groove 121 is concentric with the center of the through hole 114. Specifically, four oscillator balancers 12 are uniformly distributed along the center of the oscillator 1, the oscillator balancers 12 are provided with arc grooves 121 which are recessed toward the center of the oscillator 1, and the coaxial cables or other feeding elements are arranged in the arc grooves 121 and insulated from the oscillator balancers 12.
The oscillator piece 11, the oscillator balancer 12 and the base 14 are integrally formed, and the base 14 is provided with a connecting hole 141 for fixing with the reflection plate. Specifically, the whole vibrator 1 is manufactured and molded integrally by die casting, and has the characteristics of attractive appearance, small volume, low section, stable structural performance and good consistency. In addition, the base 14 is further provided with a connection hole 141 for fixing with a reflection plate (not shown in the drawing).
To sum up, the utility model discloses a frequency of operation 800 ~ 960 MHz's small-size dual polarization low frequency oscillator 1, it includes four oscillators 1, leave the requirement in order to satisfy the isolation between the oscillator 1 in the clearance. The oscillator 1 comprises an oscillator piece 11 and an oscillator balancer 12, and an extension plate 13 which can consume part of current between the oscillator piece 11 and the oscillator balancer 12 and enables each radiation surface to be more uniform and stable. The oscillator piece 11 comprises two oscillator arms 111 which are orthogonally arranged, the right-angle connection position of the oscillator arms 111 is provided with the right-angle connection plate 113, and the inside of the oscillator 1 is provided with a hollow hole 112 so as to improve the standing-wave ratio bandwidth. Compared with the prior art, the height of the vibrator 1 is 60-65mm, the length is 130-138mm, and the diameter of the vibrator balancer 12 is 18-20mm, so that the size of the vibrator 1 is effectively reduced, and the production cost is reduced.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. A small-size dual-polarized low-frequency oscillator is characterized by comprising four oscillators, wherein a gap is reserved between every two adjacent oscillators;
the vibrator comprises a vibrator piece and vibrator balancers, an extension plate is arranged at the connection position of the vibrator piece and the vibrator balancers, the extension plate is respectively connected with the bottom surface of the vibrator piece and the side surfaces of the vibrator balancers, and the four vibrator balancers are connected with the base;
the vibrator piece comprises two vibrator arms which are orthogonally arranged, a right-angle connecting plate is arranged at the corner of each vibrator arm, a hollow hole is formed in the vibrator piece, and the shape of the hollow hole is matched with the outer contour of the vibrator piece.
2. The small-size dual-polarized low-frequency oscillator according to claim 1, wherein the height of the oscillator is 60-65mm, the length of the oscillator is 130-138mm, and the diameter of the oscillator balancer is 18-20 mm.
3. The small-size dual-polarized low-frequency oscillator according to claim 1, wherein the outer contour of the extension board comprises a right angle and a straight line or a curve connecting the right angle, and two sides of the right angle are respectively connected with the bottom surface of the oscillator piece and the side surface of the oscillator balancer.
4. The small-size dual-polarized low-frequency oscillator according to claim 1, wherein four oscillators are arranged in a grid shape, two oscillators oppositely arranged form a pair of half-wave dipoles, and four orthogonally arranged oscillators form two pairs of orthogonal half-wave dipoles.
5. The small-size dual-polarized low-frequency oscillator according to claim 4, wherein through holes are formed in two adjacent oscillator pieces, and the through holes are used for installing feeding elements.
6. The small-size dual-polarized low-frequency oscillator according to claim 5, wherein the feeding element comprises a feeding plate and a coaxial cable connected to the feeding plate;
and the other two oscillator pieces are provided with bulges used for being connected with the feed piece.
7. The small-size dual-polarized low-frequency oscillator according to claim 6, wherein the top surfaces of a pair of half-wave oscillators are provided with grooves for clamping the feeding sheet.
8. The small-size dual-polarized low-frequency oscillator according to claim 5, wherein the oscillator balancer is provided with a circular arc groove which is concave towards the center of the oscillator;
the circle center of the arc groove and the circle center of the through hole are concentrically arranged.
9. The small-size dual-polarized low-frequency oscillator according to claim 1, wherein the oscillator piece, the oscillator balancer and the base are integrally formed.
10. The small-size dual-polarized low-frequency oscillator according to claim 9, wherein the base is provided with a connecting hole for fixing with the reflecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429027.7U CN211088499U (en) | 2019-08-29 | 2019-08-29 | Small-size dual-polarization low-frequency oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429027.7U CN211088499U (en) | 2019-08-29 | 2019-08-29 | Small-size dual-polarization low-frequency oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211088499U true CN211088499U (en) | 2020-07-24 |
Family
ID=71644706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921429027.7U Active CN211088499U (en) | 2019-08-29 | 2019-08-29 | Small-size dual-polarization low-frequency oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211088499U (en) |
-
2019
- 2019-08-29 CN CN201921429027.7U patent/CN211088499U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11316263B2 (en) | Radiation apparatus | |
| CN201655979U (en) | Combined type multi-input multi-output antenna module and system thereof | |
| EP3168930B1 (en) | Antenna and communication device | |
| CN210926326U (en) | Miniaturized ultra-wideband base station antenna unit | |
| CN110112540B (en) | 5G dual-frequency MIMO antenna and mobile terminal equipment | |
| WO2018040839A1 (en) | Low-profile base station antenna radiation unit and antenna | |
| CN104868228A (en) | Dual-polarized antenna and antenna array | |
| CN103326117A (en) | Broadband dual-polarization four-leaf clover plane antenna | |
| CN106340711B (en) | Dual-polarized antenna | |
| CN204361251U (en) | A kind of broadband radiating unit being applicable to TD smart antenna | |
| CN103618128B (en) | Antenna and array antenna | |
| CN203589214U (en) | Double-frequency single feed directional antenna | |
| CN104103894A (en) | Antenna and array antenna | |
| CN108292794A (en) | A kind of communication equipment | |
| CN103682594B (en) | Low frequency radiating element and dual-band antenna | |
| CN104157961A (en) | Wideband dual-polarized antenna for mobile communication and radiation units thereof | |
| CN111600116A (en) | Base station antenna oscillator and antenna | |
| CN106356630B (en) | Ultra-wideband radiating element and antenna | |
| CN102097677A (en) | Antenna oscillator, antenna unit and antenna | |
| JP2013219723A (en) | Antenna device | |
| CN204118242U (en) | Wideband dual-polarization radiating unit and array antenna | |
| CN211088499U (en) | Small-size dual-polarization low-frequency oscillator | |
| CN211088498U (en) | Dual-polarized low-frequency oscillator | |
| US10749253B2 (en) | Omnidirectional ceiling antenna | |
| KR20160005306A (en) | Mimo antenna and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |