CN203871469U - Novel coaxial line feed antenna array - Google Patents
Novel coaxial line feed antenna array Download PDFInfo
- Publication number
- CN203871469U CN203871469U CN201420087860.9U CN201420087860U CN203871469U CN 203871469 U CN203871469 U CN 203871469U CN 201420087860 U CN201420087860 U CN 201420087860U CN 203871469 U CN203871469 U CN 203871469U
- Authority
- CN
- China
- Prior art keywords
- coaxial cable
- reflecting plate
- radiation unit
- metab
- antenna radiation
- 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.)
- Expired - Lifetime
Links
- 230000005855 radiation Effects 0.000 claims abstract description 34
- 238000003466 welding Methods 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- 229910000679 solder Inorganic materials 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Abstract
The utility model discloses a novel coaxial line feed antenna array. The novel coaxial line feed antenna array comprises an antenna radiation unit, coaxial cables, a feed circuit, a reflecting plate and a metal pedestal. The feed circuit is fixed at the back of the reflecting plate. The antenna radiation unit is fixed with the reflecting plate through the metal pedestal. The antenna radiation unit achieves electric connection with the feed circuit through the coaxial cable. The related coaxial cables during the assembling process are few and do not need to be folded. The assembling flow is simple, welding points are few, the error rate is low, the coaxial cable wiring problem is not related, the antenna production efficiency can be raised greatly, and the production cost is saved.
Description
Technical field
The utility model relates to a kind of Novel coaxial line feed antennas array.
Background technology
The main carrying person known, antenna receives and launches as signal, plays an important role at wireless communication field; Along with the increasing of antenna equipment manufacturer competitive pressure, not only the performance index of antenna are had higher requirement, also wish to optimize to reduce the technological process that antenna is produced error rate and production time and control cost simultaneously; The utility model improves on the basis of traditional coaxial cable feed aerial array, antenna mount flow process after improvement obtains simplification by a relatively large margin, error rate in assembling process is also reduced, the utility model is to improving the production efficiency of antenna equipment manufacturer, and more positive meaning reduces production costs.
Traditional coaxial cable feed aerial array is connected with radiating element with coaxial cable, and then coaxial cable divides plate to weld together through the cable-through hole on reflecting plate and the merit at the reflecting plate back side; This process standard coaxial cable will bend at cable-through hole place, easily causes coaxial cable fracture and cannot carry out feed to antenna radiation unit at cable-through hole place.And traditional coaxial cable feed aerial array pad is relatively many, easily cause the problem such as solder skip or welding mistake, traditional coaxial cable feed aerial array also can relate to the wiring problem of coaxial cable simultaneously, and this is also an important factor that causes antenna production efficiency not high.
Utility model content
The technical problems to be solved in the utility model has been to provide a kind of Novel coaxial line feed antennas array, this coaxial feeding aerial array frangibility not in the time that coaxial cable divides plate to weld together through the merit at the cable-through hole on reflecting plate and the reflecting plate back side; Coaxial cable feed aerial array pad is relatively less, is difficult for causing the problem such as solder skip or welding mistake.
The technical solution of the utility model is: a kind of Novel coaxial line feed antennas array, comprise antenna radiation unit, coaxial cable, feed circuit, reflecting plate and metab, and described reflecting plate back is fixed with feed circuit; Described antenna radiation unit is fixed by metab and reflecting plate, and described antenna radiation unit is electrically connected with described feed circuit by coaxial cable.
Described antenna radiation unit is printed on cross PCB medium, on described antenna radiation unit the first symmetrical dipole, has Ba Lun post welding hole, on the second symmetrical dipole of described antenna radiation unit, has coaxial cable inner core welding hole.
Described metab is provided with coaxial cable fixing hole and 2 Ba Lunzhu perpendicular to metab, and described Ba Lunzhu is provided with the pad for fixed antenna radiating element, between 2 Ba Lun posts, is provided with reflecting plate fixing hole.
Described reflecting plate is provided with coaxial cable cable-through hole, is also provided with metab fixing hole.
On described feed circuit, have fixing hole, coaxial cable through hole and the feed circuit fixing hole of corresponding reflecting plate fixing hole.
The height of described metab is 0.25 λ;
The height that the length of the coaxial cable of the described heart yearn that does not comprise two ends is metab and the thickness sum of reflecting plate, coaxial cable is concordant with reflecting plate maintenance with after coaxial cable through hole through reflecting plate cable-through hole;
The beneficial effects of the utility model are: a kind of Novel coaxial line feed antennas array, comprise antenna radiation unit, coaxial cable, feed circuit, reflecting plate and metab, and described reflecting plate back is fixed with feed circuit; Described antenna radiation unit is fixed by metab and reflecting plate, and described antenna radiation unit is electrically connected with described feed circuit by coaxial cable.The utility model related coaxial cable in assembling process is less and without bending, assemble flow is simple, and solder joint is few, and error rate is low, does not relate to coaxial cable wiring problem, and the production efficiency of raising antenna that can be by a relatively large margin, saves production cost.
Brief description of the drawings
Fig. 1 is antenna radiation unit schematic diagram of the present utility model;
Fig. 2 is metab schematic diagram of the present utility model;
Fig. 3 is coaxial cable schematic diagram of the present utility model;
Fig. 4 is the overall schematic after the utility model assembling;
Fig. 5 is that the utility model is installed the profile along two coaxial cable centers after reflecting plate and feed circuit
Fig. 6 is the utility model multi-antenna array front schematic view
Fig. 7 is the utility model feed circuit schematic diagram
Fig. 8 is conventional coaxial cable feeding classification multi-antenna array schematic diagram
In figure, 1-antenna radiation unit, 2-coaxial cable, 2-1-coaxial cable inner core, the outer core of 2-2-coaxial cable, 2-3-coaxial cable medium, 3-feed circuit, 4-reflecting plate, 5-metab, 6-PCB medium, 7-the first symmetrical dipole, 8-Ba Lun post welding hole, 9-the second symmetrical dipole, 10-coaxial cable inner core welding hole, 11-coaxial cable fixing hole, 12-Ba Lun post, 13-Ba Lun pad, 14-reflecting plate fixing hole, 15-coaxial cable cable-through hole, 16-metab fixing hole, 17-fixing hole, 18-coaxial cable through hole, 19-feed circuit fixing hole, 20-coaxial cable inner core and PCB feed circuit pad, 21-line card, 22-merit is divided plate.
Embodiment
Below in conjunction with further describing the technical program with reference to accompanying drawing, the example of described embodiment is shown in the drawings, wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish, but this description is only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
As Fig. 1, a kind of Novel coaxial line feed antennas array, comprises antenna radiation unit 1, coaxial cable 2, feed circuit 3, reflecting plate 4 and metab 5, and described reflecting plate 4 backs are fixed with feed circuit 3; Described antenna radiation unit 1 is fixing with reflecting plate 4 by metab 5, and described antenna radiation unit 1 is electrically connected with described feed circuit 3 by coaxial cable 2.
Described antenna radiation unit 1 is printed on cross PCB medium 6, on described antenna radiation unit the first symmetrical dipole 7, has Ba Lun post welding hole 8, on the second symmetrical dipole 9 of described antenna radiation unit 1, has coaxial cable inner core welding hole 10.
Described metab 5 is provided with 11 and 2 Ba Lun posts 12 perpendicular to base of coaxial cable fixing hole, and described Ba Lun post 12 is provided with between 13,2 the Ba Lun posts 12 of pad for fixed antenna radiating element 1 and is provided with reflecting plate fixing hole 14.
Described reflecting plate 4 is provided with coaxial cable cable-through hole 15, is also provided with metab fixing hole 16.
On described feed circuit, have fixing hole 17, coaxial cable through hole 18 and the feed circuit fixing hole 19 of corresponding reflecting plate fixing hole 14.
The height of described metab 5 is 0.25 λ;
The length of the coaxial cable 2 of the described heart yearn that does not comprise two ends is the thickness sum of height and the reflecting plate 4 of metab 5, and coaxial cable 2 is concordant with reflecting plate maintenance with after coaxial cable through hole 18 through reflecting plate cable-through hole 15;
The related radiating element 1 of the utility model is the dipole radiation unit being printed on cross PCB medium 6, as Fig. 1, on antenna radiation unit the first symmetrical dipole 7, having aperture is 3.0mm Ba Lun post welding hole 8, as Fig. 2, Ba Lun post 12 on metab 5 can be passed, and the pad on Ba Lun post 12 is welded on antenna radiation unit 1 Ba Lun post welding hole 8; This metab 5 not only can play the effect of supporting antenna radiating element, also can make antenna radiation unit 1 keep at grade in array, can also play as Ba Lun post 12 effect of balanced feeding.As Fig. 3, on coaxial cable 2, comprise coaxial cable inner core 2-1, the outer core 2-2 of coaxial cable and coaxial cable medium 2-3.As Fig. 4, on the second symmetrical dipole 9 of antenna radiation unit 1, having aperture is 3.0mm coaxial cable inner core welding hole 10, make the heart yearn of coaxial cable 2 one end pass and be welded on the second symmetrical dipole 9 and to antenna radiation unit 1 and carry out feed, the other end of coaxial cable is through the coaxial cable fixing hole 11 on metab 5.As Fig. 5, then the metab 5 that above-mentioned antenna radiation unit 1 is housed is fixed on reflecting plate, by securing member, reflecting plate fixing hole 14 use on metab 5 and the metab fixing hole 16 on reflecting plate 4 are fixedly realized, and ensure that coaxial cable 2 is just in time through the coaxial cable cable-through hole 15 on reflecting plate,, and concordant with the back side of reflecting plate.As Fig. 7, coaxial cable core wire passes the coaxial cable through hole 18 on feed circuit 3, and welds together with feed circuit 3, realizes the feed to radiating element.
Fig. 6 is the front Local map of the utility model multi-antenna array, and antenna can be 1 row also can make multiple row.The pad that in figure 8 supports for base, 10 is coaxial cable inner core pad (distributing point), coaxial cable inner core 2-1 is welded to after welding hole 10, provides respectively+45 ° and-45 ° of two-way orthogonal polarizations.
Fig. 7 is feed circuit (being positioned at the reverse side of the antenna complete machine) Local map of the present embodiment; In figure, dash area is feed circuit part.The pad that 18 coaxial cable inner cores that connect for radiating element are connected with feed circuit, feed circuit is by these welderings
Contact is to radiating element feed; Wherein 2 coaxial cable through holes 18 are respectively the different distributing points that polarize.17 is base fixing hole, and trip bolt is fixed on radiating element on reflecting plate through this hole.19 is feed circuit fixed hole position, feed circuit 3 is fixed on to the back side of reflecting plate 4, and keeps feed circuit 3 to be close to reflecting plate 4 by mounting fastener on these positions, hole.
As shown in 8 figure, it is conventional coaxial cable feeding classification multi-antenna array feed schematic diagram.
The front of the related antenna of the front of conventional coaxial cable feeding classification aerial array and the utility model is duplicate in the present embodiment.Coaxial cable one end of conventional coaxial cable feeding classification aerial array is connected with an arm of radiating element, and the other end, through the cable-through hole on base and reflecting plate, is connected with power divider after bending; Coaxial cable is fixed on reflecting plate by line card etc.Utilize this kind of mode to tend to use multiple power dividers to carry out multistage power division, the coaxial cable of using is more, and pad is also many, and coaxial cable also can bend in the time of wiring.Therefore, while utilizing conventional coaxial cable feeding classification assembling antenna technological process more complicated, error rate is higher, cost is higher.
By relatively finding that the related feeding classification of the utility model is not only assembled simply, error rate is lower, cost is lower but also can also ensureing internal structure attractive in appearance of antenna because inner cabling is less.The utility model is improving the production efficiency of antenna production firm, and the aspect that reduces production costs will be significant.
Claims (6)
1. a Novel coaxial line feed antennas array, it is characterized in that: comprise antenna radiation unit (1), coaxial cable (2), feed circuit (3), reflecting plate (4) and metab (5), described reflecting plate (4) back is fixed with feed circuit (3); Described antenna radiation unit (1) is fixing by metab (5) and reflecting plate (4), and described antenna radiation unit (1) is electrically connected with described feed circuit (3) by coaxial cable (2).
2. a kind of Novel coaxial line feed antennas array according to claim 1, it is characterized in that: described antenna radiation unit (1) is printed on cross PCB medium (6), on described antenna radiation unit the first symmetrical dipole (7), have Ba Lun post welding hole (8), on second symmetrical dipole (9) of described antenna radiation unit (1), have coaxial cable inner core welding hole (10).
3. a kind of Novel coaxial line feed antennas array according to claim 1, it is characterized in that: described metab (5) is provided with coaxial cable fixing hole (11) and 2 Ba Lunzhu perpendicular to metab (5) (12), described Ba Lunzhu (12) is provided with the Ba Lun pad (13) for fixed antenna radiating element (1), is provided with reflecting plate fixing hole (14) between 2 Ba Lun posts (12).
4. a kind of Novel coaxial line feed antennas array according to claim 1, is characterized in that: described reflecting plate (4) is provided with coaxial cable cable-through hole (15), is also provided with metab fixing hole (16).
5. a kind of Novel coaxial line feed antennas array according to claim 1, is characterized in that: the fixing hole (17), coaxial cable through hole (18) and the feed circuit fixing hole (19) that on described feed circuit, have corresponding reflecting plate fixing hole (14).
6. a kind of Novel coaxial line feed antennas array according to claim 3, is characterized in that: the height of described metab (5) is 0.25 λ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087860.9U CN203871469U (en) | 2014-02-28 | 2014-02-28 | Novel coaxial line feed antenna array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087860.9U CN203871469U (en) | 2014-02-28 | 2014-02-28 | Novel coaxial line feed antenna array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203871469U true CN203871469U (en) | 2014-10-08 |
Family
ID=51652394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420087860.9U Expired - Lifetime CN203871469U (en) | 2014-02-28 | 2014-02-28 | Novel coaxial line feed antenna array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203871469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449351A (en) * | 2015-12-07 | 2016-03-30 | 南京邮电大学 | Dual polarization large-scale MIMO patch array antenna |
-
2014
- 2014-02-28 CN CN201420087860.9U patent/CN203871469U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449351A (en) * | 2015-12-07 | 2016-03-30 | 南京邮电大学 | Dual polarization large-scale MIMO patch array antenna |
| CN105449351B (en) * | 2015-12-07 | 2018-04-17 | 南京邮电大学 | A kind of extensive MIMO patch array antennas of dual polarization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 430205 Hubei city of Wuhan province Jiangxia Hidden Dragon Island Tan lake two Road No. 1 Patentee after: CITIC Mobile Communication Technology Co.,Ltd. Address before: 430073 Hubei province Wuhan Dongxin East Lake high tech Development Zone, Road No. 5 Patentee before: Wuhan Hongxin Telecommunication Technologies Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee after: CITIC Mobile Communication Technology Co.,Ltd. Address before: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee before: CITIC Mobile Communication Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |
|
| CX01 | Expiry of patent term |