CN203859231U - Sectional-structure microwave parabolic antenna reflector - Google Patents
Sectional-structure microwave parabolic antenna reflector Download PDFInfo
- Publication number
- CN203859231U CN203859231U CN201420229606.8U CN201420229606U CN203859231U CN 203859231 U CN203859231 U CN 203859231U CN 201420229606 U CN201420229606 U CN 201420229606U CN 203859231 U CN203859231 U CN 203859231U
- Authority
- CN
- China
- Prior art keywords
- split body
- amalgamation
- split
- backing strip
- sectional
- 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
- 238000005267 amalgamation Methods 0.000 claims description 47
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000011031 large-scale manufacturing process Methods 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Aerials With Secondary Devices (AREA)
Abstract
The utility model discloses a sectional-structure microwave parabolic antenna reflector. The sectional-structure microwave parabolic antenna reflector comprises a first sectional body and a second sectional body matched with the first sectional body; and the first sectional body and the second sectional body are detachably spliced together so as to form a paraboloid-shaped reflecting surface. According to the sectional-structure microwave parabolic antenna reflector, a sectional reflecting surface structure is adopted, and the two sectional bodies can be overlappingly arranged so as to be packaged, and therefore, packaging size can be decreased, and transportation cost can be saved. The sectional-structure microwave parabolic antenna reflector of the utility model has the advantages of simple processing technology, high practicability and beautiful appearance. Large-scale production of the sectional-structure microwave parabolic antenna reflector can be realized.
Description
Technical field
The utility model belongs to antenna product field, relates to a kind of microwave antenna, particularly a kind of microwave reflector antenna reflector of splitted structure.
Background technology
Microwave communication is a kind of important means of communication.Microwave communication does not need solid dielectric, when accessible in the air line distance between only needing at 2, just can use microwave transmission.The features such as microwave communication possesses that capacity is large, good communication quality, propagation distance are far away, thereby be widely used, the huge market demand, development prospect is wide.
Microwave antenna is one of capital equipment of microwave communication, becomes wave beam deliver to a distant place for electric wave is gathered together, and generally all adopts parabolic antenna, and its focussing force can greatly increase transmitting range.Paraboloidal reflector is one of critical piece of parabolic microwave aerial, along with the development of the communications industry, the market demand of microwave antenna is increasing, in the situation that producing in enormous quantities, transporting, heavy-caliber paraboloid reflector, because its volume is large, loads cost of transportation higher.In current microwave antenna with keen competition market, how, under the condition of guaranteed performance and quality, reduce costs, will become a kind of development trend.
Summary of the invention
For above-mentioned microwave antenna reflector because of volume excessive, the high problem of cost in transit, the purpose of this utility model is to provide the microwave reflector antenna reflector that a kind of stable performance, compact conformation, processing technology are simple, can realize the moderate splitted structure of batch production, good looking appearance and cost.
In order to realize above-mentioned task, the utility model adopts following technical solution:
A microwave reflector antenna reflector for splitted structure, comprises the first split body and the second split body coordinating with the first split body, and the first split body and the second split body removably amalgamation are mounted to the reflecting surface of a paraboloidal.
Further, described the first split body and the second split body are half paraboloid shape, on the first split body and the second split body, be all processed with semicircle orifice, latter two semicircle orifice of the first split body and the second split body amalgamation forms a circular hole, and this circular hole is positioned at the center of the reflecting surface forming after amalgamation; A side that is positioned at two split body backs on each semicircle orifice is all consolidated with the first half centering rings.
Further, backing strip after the back of the first split body and the second split body is provided with, rear backing strip on two split bodies all after the first half centering rings on the split body back at backing strip place to be starting point arrange radially to the curved edge of this split body, and at each split body for backing strip after being distributed with on a lateral edges of amalgamation; After two split body amalgamations, the rear backing strip on two split bodies is symmetrical.
Further, on the first split body and the second split body, be provided with installing hole, the installing hole on the first split body and second latter two split body of split body amalgamation is distributed on a circumference; The first split body and the second split body are installed by back band amalgamation after, and rear back band is fixed by installing hole and two split bodies.
Further, this reflector also comprises second centering ring that two split bodies are installed for amalgamation, on the second centering ring, be distributed with a plurality of counterbores, on two the first half centering rings, be provided with the screwed hole coordinating with counterbore, the second centering ring is connected by securing member with after amalgamation two the first half centering rings.
Further, on the curved edge of back one side of the first described split body and the second split body, be provided with semi-circular flange, latter two semi-circular flange amalgamation of the first split body and the second split body amalgamation becomes an annular flange; At the first split body and the second split body, be used for being consolidated with connecting plate on the rear backing strip on a lateral edges of amalgamation, on connecting plate, be processed with the draw-in groove coordinating with semi-circular flange.
Further, described connecting plate is in the one side of amalgamation and arrange on the rear backing strip of connecting plate distinguish cushion block is all removably installed.
Further, the curvature of described rear backing strip is identical with the curvature of the split body at this rear backing strip place.
Technical characterstic of the present utility model is:
1. the reflecting surface described in is divided into two lobes, on each distinguish, have some after backing strip and half the first centering ring, not only can prevent that parabola is because cutting apart backward pull distortion, and compact conformation, good looking appearance;
2. the microwave reflector antenna reflector of splitted structure, its first split body is riveted the distinguish cushion block that has a certain thickness on the rear backing strip with connecting hole and connecting plate, because there is spillage of material in cut-off rule both sides when divided in reflecting surface, split body is when connecting, increase distinguish cushion block, constant to guarantee parabola curvature, thus its electric property do not affected;
3. this device easy accessibility, is convenient to transportation, has saved cost of transportation, and associativity is good;
4. this apparatus structure is stable, and processing technology is simple, is convenient to industrialization and produces.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the assembled front structural representation of the first split body and the second split body;
Fig. 3 is the first split body and the second split body structural representation when assembled;
Fig. 4 is the structural representation of the first split body;
Fig. 5 is the enlarged drawing of C part in Fig. 4;
Fig. 6 is the structural representation of rear back band;
Fig. 7 is the structural representation of the second centering ring;
Structural representation when Fig. 8 is two the first half centering ring splicings;
Fig. 9 is the structural representation of rear backing strip;
Figure 10 is the structural representation of connecting plate;
Figure 11 is the structural representation of distinguish cushion block;
Figure 12 is application schematic diagram of the present utility model;
Number in the figure representative: the 1-the first split body, the 2-the second split body, 3-rear back band, the 4-the second centering ring, 5-semicircle orifice, the 60-the first half centering ring, the 6-the first centering ring, 7-rear backing strip, 8-installing hole, 9-counterbore, 10-screwed hole, 110-semi-circular flange, 11-annular flange; 12-connecting plate, 13-draw-in groove, 14-distinguish cushion block, 15-groove, 16-slot;
Embodiment
Defer to technique scheme, as shown in Figure 1 to Figure 3, a kind of microwave reflector antenna reflector of splitted structure, this antenna reflector is comprised of the first split body 1 and the second split body 2, the first split body 1 and the second split body 2 removably amalgamation are mounted to the reflecting surface of a paraboloidal, and the reflecting surface that reflecting surface after amalgamation is antenna is installed.The structure of the first split body 1 and the second split body 2 can be identical, also can be different, needed only the reflecting surface that can form paraboloidal after amalgamation.Consider the cost of transportation and processing, two split bodies should be made to identical structure, be convenient to processing, assembling and transportation.
Preferably, the first split body 1 and the second split body 2 are half paraboloid shape, and half paraboloid shape refers to the identical two-part shape of size parabola cutting being formed with a plane through parabola center line; On the first split body 1 and the second split body 2, be all processed with latter two semicircle orifice 5 of semicircle orifice 5, the first split bodies 1 and the second split body 2 amalgamations and form a circular hole, and this circular hole is positioned at the center of the reflecting surface forming after amalgamation; This circular hole gives over to when reflector is installed and coordinates with antenna.A side that is positioned at two split body backs on each semicircle orifice 5 is all consolidated with the first half centering rings 60.Close contact after the first split body 1 and the second split body 2 amalgamations, makes the first centering ring 6 after two the first half centering ring 60 amalgamations, as shown in Figure 8.
Backing strip 7 after the back of the first split body 1 and the second split body 2 is provided with, as shown in Figure 9, rear backing strip 7 on two split bodies all after the first half centering rings 60 on the split body back at backing strip 7 places arrange radially for the curved edge of starting point to this split body, and at each split body for backing strip 7 after being distributed with on a lateral edges of amalgamation.The curvature of rear backing strip 7 is identical with the curvature of the split body at these rear backing strip 7 places, and rear backing strip 7 can be fitted on the back side of two split bodies completely.Rear backing strip 7 is at two split bodies for respectively arranging two in a side of amalgamation, and after two split body amalgamations, backing strip 7 contacts between two after four of split line both sides, and the rear backing strip 7 on two split bodies is symmetrical.
The first split body 1 and the second split body 2 are installed by back band 3 amalgamations after, this rear back band 3 is an annular ring, the cylindrical of the paraboloidal reflecting surface forming after two split body amalgamations, on reflecting surface, a maximum diameter of a circle is D, the diameter of rear back band 3 is preferably 1/2D.When mounted, first on the first split body 1 and the second split body 2, after 8, two split body amalgamations of processing mounting holes, installing hole 8 is distributed on a circumference identical with rear back band 3 diameter rear back band 3, and rear back band 3 is installed by installing hole 8.For rear back band 3 can be closely arranged on two split bodies, on rear back band 3, be distributed with the groove 15 coordinating with rear backing strip 7 in addition, hold rear backing strip 7 when assembling.During by rear back band 3 and two split body assemblings, groove on rear back band 3 15 is aimed to each rear backing strip 7, then back band 3 after promoting to the direction of two split bodies, can contact with the reflecting surface back after amalgamation rear back band 3, and now backing strip 7 is contained in the groove 15 on rear back band 3 afterwards.
After two split bodies have been fixed by rear back band 3, also need to reinforce by second centering ring 4.The size of the second centering ring 4 is identical with the size of the first centering ring 6 that two the first half centering rings 60 piece together, and during assembling, the second centering ring 4 and the first centering ring 6 concentrics are fixed.On the second centering ring 4, be distributed with a plurality of counterbores 9, on two the first half centering rings 60, be provided with screwed hole 10, the second centering rings 4 that coordinate with counterbore 9 and be connected by securing member with after amalgamation two the first half centering rings 60.
On the curved edge of back one side of the first split body 1 and the second split body 2, be provided with semi-circular flange 110, the first split bodies 1 and latter two semi-circular flange 110 amalgamations of the second split body 2 amalgamations become an annular flange 11; Annular flange 11 be diameter with on the reflecting surface forming after amalgamation maximum an annular slab that circular diameter is identical, this annular slab is parallel with the center line of reflecting surface, and is cemented in the back (one side of reflecting surface projection) of reflecting surface.At the first split body 1 and the second split body 2, be consolidated with connecting plate 12 on for the rear backing strip 7 on a lateral edges of amalgamation, on connecting plate 12, be processed with the draw-in groove 13 coordinating with semi-circular flange 110, as shown in figure 10; Connecting plate 12 is a trapezoidal plate, and connecting plate 12 is welded on rear backing strip 7, and the draw-in groove on connecting plate 12 13 is inserted in semi-circular flange 110.
Connecting plate 12 for the one side of amalgamation on and arrange on the rear backing strip 7 of connecting plate 12 distinguish cushion block 14 be all removably installed, as shown in Fig. 4, Fig. 5 and Figure 11, during installation, can select the distinguish cushion block 14 of suitable thickness to install.
Provide the utility model concrete course of processing in industrial manufacture process below, structure of the present utility model is described further.
1. be ready to required parts, comprise one complete of half paraboloid shape reflecting surface, complete some of 12 4 of some of 6 one of the first centering rings, rear backing strip 7, connecting plates, distinguish cushion block 14 (its quantity is determined according to reflecting surface caliber size);
2. use special tooling, the first centering ring 6 is fixed on reflecting surface, its inner circle is concentric with the inner circle (through hole of reflecting surface center) of reflecting surface, manufactures the through hole of equal number by the counterbore 9 on the first centering ring 6 on primary reflection surface, then uses rivet;
3. on the circumference of the first centering ring 6, be provided for the slot 16 of backing strip 7 after installing, then an end of rear backing strip 7 is all plugged in the slot 16 on the first centering ring 6, and when arranging, after being plugged into two in a symmetrical centre both sides slot 16 of the first centering ring 6, backing strip 7 intervals are little, article two, after, backing strip 7 is symmetrical arranged, and has two groups; After backing strips 7 are evenly distributed on above two groups after all the other between backing strip 7.With special tooling, all rear backing strips 7 are manufactured to through hole with reflecting surface, then with rivet, fix;
4., after having riveted, backing strip after every 7 and the first centering ring 6 splicing positions are welded, to guarantee bonding strength.Use special tooling to being plugged into the connecting hole (its connecting hole quantity is determined according to reflecting surface caliber size) that manufactures proportional spacing after two groups of first 6 one symmetrical centre both sides of centering ring on backing strip 7;
5. connecting plate 12 is placed into annular flange 11 places of reflecting surface, and be provided with two groups of connecting hole after backing strip 7 align, then connecting plate 12 and rear backing strip 7 and reflecting surface are welded;
6. process all connecting holes on reflecting surface, as the connecting hole of feed support bar is installed, the connecting hole (installing hole 8) of back band 3 after installing, the connecting hole of the defensive wall that fixes up an aerial wire etc.;
7. along the positions in the middle of backing strip 7 after two groups of the first centering ring 6 symmetrical centre both sides on reflecting surface, the reflecting surface of having riveted is divided into symmetrical two bodies, is the first split body 1 and the second split body 2;
8. by the connecting hole on cut-off rule side back 8 on the connecting hole aligning split body on distinguish cushion block 14 and the connecting hole on connecting plate 12, adjust position, by the counterbore 9 on distinguish cushion block 14, on rear backing strip 7, manufacture through hole, then it is fixed with rivet, the counterbore 9 of differentiating on cushion block is aimed at the hole on connecting plate 12, then with rivet, fixed.Wherein two split bodies (in a two lobes optional lobe) of distinguish cushion block 14 after being riveted to and cutting apart are upper, form the first split body 1, with distinguish cushion block 14, are not or not second split body 2;
After two split bodies machine, to the first split body 1 and the second split body 2, the second centering rings 4, rear back band 3 sprays by customer requirement color.
Reflecting surface and rear back band 3 are formed by special equipment spinning, and rear backing strip 7 is drawn and forms with special equipment by section bar.Above part material is aluminium.
In order to save cost of transportation, assemble again after the first split body 1, the second split body 2, rear back band 3 and the second centering ring 4 can being transported to base station.Its number of assembling steps is as follows:
1., after the connecting hole on the first split body 1 and the other rear backing strip 7 of the second split body 2 cut-off rules being aimed at, use screw lock to fix;
2. rear back band 3 is placed on the reflecting surface forming after two split body amalgamations, all rear backing strips 7 on reflecting surface are fallen in the groove 15 on rear back band 3, the connecting hole on rear back band 3 is fixed by screw lock after aiming at the connecting hole on reflecting surface.
3., after the counterbore 9 on the second centering ring 4 being aimed at the screwed hole 10 on the first centering ring 6, screw is screwed in to locking;
All parts are all used screw to connect, and dismounting and assembling are all very convenient.
The utility model can be implemented with other various forms in the situation that not leaving its Spirit Essence and principal character.Therefore above-mentionedly execute only illustration of all main points of example, rather than determinate explanation.Scope of the present utility model is the scope described in claims, is not subject to the restriction of specification.Also have, the distortion or the change that belong to the equivalent scope of claims all belong in scope of the present utility model.
Claims (6)
1. the microwave reflector antenna reflector of a splitted structure, it is characterized in that, comprise the first split body (1) and the second split body (2) coordinating with the first split body (1), the first split body (1) and the second split body (2) removably amalgamation are mounted to the reflecting surface of a paraboloidal;
Described the first split body (1) and the second split body (2) are half paraboloid shape, on the first split body (1) and the second split body (2), be all processed with semicircle orifice (5), the first split body (1) and the second split body (2) latter two semicircle orifice of amalgamation (5) form a circular hole, and this circular hole is positioned at the center of the reflecting surface forming after amalgamation; A side that is positioned at two split body backs on each semicircle orifice (5) is all consolidated with the first half centering rings (60);
Back at the first split body (1) and the second split body (2) is provided with rear backing strip (7), rear backing strip (7) on two split bodies all after the first half centering rings (60) on the split body back at backing strip (7) place arrange radially for the curved edge of starting point to this split body, and at each split body for backing strip (7) after being distributed with on a lateral edges of amalgamation; After two split body amalgamations, the rear backing strip (7) on two split bodies is symmetrical.
2. the microwave reflector antenna reflector of splitted structure as claimed in claim 1, it is characterized in that, on the first split body (1) and the second split body (2), be provided with installing hole (8), the installing hole (8) on the first split body (1) and latter two split body of the second split body (2) amalgamation is distributed on a circumference; After the first split body (1) and the second split body (2) pass through one, back band (3) amalgamation is installed, and rear back band (3) is fixed by installing hole (8) and two split bodies.
3. the microwave reflector antenna reflector of splitted structure as claimed in claim 1, it is characterized in that, this reflector also comprises second centering ring (4) that two split bodies are installed for amalgamation, on the second centering ring (4), be distributed with a plurality of counterbores (9), on two the first half centering rings (60), be provided with the screwed hole (10) coordinating with counterbore (9), the second centering ring (4) is connected by securing member with after amalgamation two the first half centering rings (60).
4. the microwave reflector antenna reflector of splitted structure as claimed in claim 1, it is characterized in that, on the curved edge of described the first split body (1) and back one side of the second split body (2), be provided with semi-circular flange (110), latter two semi-circular flange (110) amalgamation of the first split body (1) and the second split body (2) amalgamation becomes an annular flange (11); At the first split body (1) and the second split body (2), be consolidated with connecting plate (12) on for the rear backing strip (7) on a lateral edges of amalgamation, on connecting plate (12), be processed with the draw-in groove (13) coordinating with semi-circular flange (110).
5. the microwave reflector antenna reflector of splitted structure as claimed in claim 4, it is characterized in that, described connecting plate (12) is in the one side of amalgamation and arrange on the rear backing strip (7) of connecting plate (12) distinguish cushion block (14) is all removably installed.
6. the microwave reflector antenna reflector of splitted structure as claimed in claim 1, is characterized in that, the curvature of described rear backing strip (7) is identical with the curvature of the split body at this rear backing strip (7) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229606.8U CN203859231U (en) | 2014-05-06 | 2014-05-06 | Sectional-structure microwave parabolic antenna reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229606.8U CN203859231U (en) | 2014-05-06 | 2014-05-06 | Sectional-structure microwave parabolic antenna reflector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203859231U true CN203859231U (en) | 2014-10-01 |
Family
ID=51609071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420229606.8U Expired - Lifetime CN203859231U (en) | 2014-05-06 | 2014-05-06 | Sectional-structure microwave parabolic antenna reflector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203859231U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390792A (en) * | 2015-11-16 | 2016-03-09 | 深圳市华讯方舟卫星通信有限公司 | Portable satellite communication rotating parabolic antenna |
| CN108511920A (en) * | 2018-02-09 | 2018-09-07 | 上海复合材料科技有限公司 | Covering reinforced structure antenna reflector and preparation method thereof |
| CN109894814A (en) * | 2019-02-21 | 2019-06-18 | 广东通宇通讯股份有限公司 | A kind of antenna surrounding edge divides valve processing technology |
| CN110137694A (en) * | 2019-05-29 | 2019-08-16 | 摩比科技（深圳）有限公司 | A kind of antenna reflector |
| CN110137663A (en) * | 2019-05-29 | 2019-08-16 | 摩比科技（深圳）有限公司 | A kind of installation method of mounting bracket and antenna reflector |
| CN110504552A (en) * | 2019-08-13 | 2019-11-26 | 绵阳市腾扬机电制品有限责任公司 | A kind of high intensity portable basalt satellite receiver panel |
-
2014
- 2014-05-06 CN CN201420229606.8U patent/CN203859231U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390792A (en) * | 2015-11-16 | 2016-03-09 | 深圳市华讯方舟卫星通信有限公司 | Portable satellite communication rotating parabolic antenna |
| CN105390792B (en) * | 2015-11-16 | 2018-06-01 | 深圳市华讯方舟卫星通信有限公司 | A kind of portable satellite communications rotary parabolic surface antenna |
| CN108511920A (en) * | 2018-02-09 | 2018-09-07 | 上海复合材料科技有限公司 | Covering reinforced structure antenna reflector and preparation method thereof |
| CN109894814A (en) * | 2019-02-21 | 2019-06-18 | 广东通宇通讯股份有限公司 | A kind of antenna surrounding edge divides valve processing technology |
| CN110137694A (en) * | 2019-05-29 | 2019-08-16 | 摩比科技（深圳）有限公司 | A kind of antenna reflector |
| CN110137663A (en) * | 2019-05-29 | 2019-08-16 | 摩比科技（深圳）有限公司 | A kind of installation method of mounting bracket and antenna reflector |
| WO2020237737A1 (en) * | 2019-05-29 | 2020-12-03 | 摩比科技（深圳）有限公司 | Antenna reflector |
| CN110137663B (en) * | 2019-05-29 | 2024-02-02 | 摩比科技（深圳）有限公司 | Mounting bracket and mounting method of antenna reflector |
| CN110504552A (en) * | 2019-08-13 | 2019-11-26 | 绵阳市腾扬机电制品有限责任公司 | A kind of high intensity portable basalt satellite receiver panel |
| CN110504552B (en) * | 2019-08-13 | 2021-01-29 | 绵阳市腾扬机电制品有限责任公司 | High-strength portable basalt satellite receiver panel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203859231U (en) | Sectional-structure microwave parabolic antenna reflector | |
| CN202042599U (en) | Double reflector antenna | |
| CN102570050B (en) | Microwave parabolic antenna with long-focus feedback super-high performance | |
| CN103094666A (en) | Millimeter wave omnidirectional circularly polarized antenna based on circularly polarized loudspeaker | |
| CN111129734B (en) | Antenna and radiating element | |
| CN207602795U (en) | A kind of dedicated dual-polarization radiating unit of smart antenna and mounting means | |
| CN102683777A (en) | CDMA800 duplex filtering module with connecting plate on side of case body | |
| US2540518A (en) | Directional antenna | |
| CN204538180U (en) | A kind of V-Band parabola formula plate aerial | |
| CN104901020B (en) | A kind of multiband reflector antenna | |
| CN210350106U (en) | A dual-band feed source applied to a back-feed parabolic reflector antenna | |
| CN204441484U (en) | A kind of dual reflector antenna | |
| CN204732534U (en) | The four frequency Dual-polarized electricities being applied to wireless communication system adjust plate antenna | |
| CN202662751U (en) | DCS duplex filter module | |
| CN206628602U (en) | A kind of ultra-wideband dualbeam electrical tilt antenna | |
| CN205488521U (en) | Dull and stereotyped array antenna in broadband | |
| CN205211921U (en) | Near field coupling antenna structure with metal backshell | |
| CN211150774U (en) | Four-port high-frequency manual electric tuning antenna | |
| CN205050988U (en) | Dull and stereotyped antenna array unit in single chamber | |
| CN202662749U (en) | GSM1800 duplex filter module | |
| CN204243181U (en) | A kind of low cost antenna | |
| CN203367492U (en) | Indoor directional antenna | |
| CN203395061U (en) | Clutch friction plate | |
| CN202662755U (en) | CDMA 800 (code division multiple access 800) duplex filter module with connection plate at side of box body | |
| CN108448242B (en) | High-isolation three-frequency dual-polarized omnidirectional antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141001 |
|
| CX01 | Expiry of patent term |