CN201142357Y - Wide band top-suction antenna - Google Patents
Wide band top-suction antenna Download PDFInfo
- Publication number
- CN201142357Y CN201142357Y CNU2007201959904U CN200720195990U CN201142357Y CN 201142357 Y CN201142357 Y CN 201142357Y CN U2007201959904 U CNU2007201959904 U CN U2007201959904U CN 200720195990 U CN200720195990 U CN 200720195990U CN 201142357 Y CN201142357 Y CN 201142357Y
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- CN
- China
- Prior art keywords
- conduction
- nappe
- cone
- ceiling
- base plate
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- Expired - Fee Related
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Abstract
The utility model provides a wide band ceiling antenna comprising a radiator and a motherboard, wherein, the radiator comprises a conductive inverted-conical body and a conductive covering body, the conductive covering body covers the tapered bottom opening of the conductive inverted-conical body, an opening is formed on the conductive covering body, and the radiator is fixed on the motherboard through a connecting member by dint of the opening. The conductive inverted-conical body is bent with a hem at the tapered bottom opening, and the hem is impacted with the conductive covering body into a whole. The radiator can be made of aluminum materials or other alloy materials with low cost. The wide band ceiling antenna has the advantages that the cost is saved, the weight is reduced, the product quality is improved, and the assembly and the maintenance of the whole radiator are convenient.
Description
Technical field
The utility model relates to antenna, relates in particular to be installed on indoor ceiling mount antenna.
Background technology
Existingly be installed on indoor ceiling mount antenna, be widely used in Modern Mobile Communications Systems, and in order to adapt to the radio communication of different frequency range, usually require indoor ceiling mount antenna to have the wideband working range, as: the disclosed a kind of ceiling mount antenna of Chinese patent CN2632872, comprise radiant body, base plate and radome, radiant body is connected as a single entity by the spherical crown on top and the inverted cone of bottom, the bottom of radiant body is fixed on the center conductor of coaxial connector of base plate, this structure, the material of radiant body is a copper, when making up entire antenna, after the vertex of a cone place with the inverted cone of feed line and radiant body fixes, must the inverted cone of the spherical crown on top and bottom is integrally welded, therefore, material therefor is more expensive, heavier, and the maintenance that the later stage is changed feed line and so on bothers very much.
The utility model content
The utility model is intended to overcome the deficiencies in the prior art, and proposes a kind of Wide-frequency antenna on ceiling, adopts aluminium or the more honest and cleaner alloy material of other cost, can reduce cost, weight reduction, and easy to maintenance.
To achieve these goals, the utility model is manufactured a kind of Wide-frequency antenna on ceiling, comprise radiant body and base plate, this radiant body comprises conduction inverted cone and conduction nappe, this conduction nappe covers the awl bottom opening place of this conduction inverted cone, establish opening on this conduction nappe, this radiant body is fixed on this base plate by connector by this opening.
This conduction inverted cone bends out flanging in awl bottom opening place, this flanging and this conduction nappe crimping.Particularly, can be that this conduction inverted cone locates to bend inwards out flanging in the awl mouth, this flanging and this conduction nappe are fitted, and perhaps, this conduction inverted cone locates outwards to bend out flanging in the awl mouth, and this flanging and this conduction nappe are fitted.
This radiant body can be an aluminium, and certainly, this radiant body also can be the common metal material that plating has noble metal layers, can also be the composite material of metal-coated layer;
This conduction nappe can be curved-surface structure, such as: spherical structure, plane add cone structure, this conduction nappe upper shed can be positioned at any position of curved-surface structure, as long as opening is enough greatly to satisfy the operation to connector between radiant body and the base plate, so, preferably, the bore of this opening requires to be not less than 5 millimeters.
The cone angle scope of this conduction inverted cone can be the 80-140 degree.
This conduction nappe can be the circular flat plate, and this conduction nappe upper shed is positioned at the central authorities of this circular flat plate.
The awl bottom opening shape of the opening of this surface plate and this conduction inverted cone is suitable.
No matter above-mentioned radiator structure how, this Wide-frequency antenna on ceiling also can comprise: at least one conductive earthing sheet is connected between this radiant body and the base plate; At least one coupling body, this coupling body is that center annular continuous distribution or annular space are evenly distributed on this base plate with the vertex of a cone of this conduction inverted cone.
This base plate is a metallic plate, also can be the plate that there is metal level on the surface;
This radiant body, base plate are connected with feed end, the earth terminal of antenna respectively, the vertex of a cone place of this conduction inverted cone establishes opening, establish on this base plate perforate that should vertex of a cone place opening, this conduction inverted cone is fixed on this base plate via the connector that is arranged in corresponding perforate on vertex of a cone place opening and this base plate, and the feed end of this antenna is positioned at the opening part of the vertex of a cone of this conduction inverted cone.
Compared with prior art, Wide-frequency antenna on ceiling of the present utility model selects that relatively inexpensive material can reduce cost, weight reduction for use; On the conduction nappe, establish the installation and maintenance that opening can make things convenient for whole radiant body; And the conduction inverted cone adopts crimping with the conduction nappe, can save the complicated technology that both are integrally welded, not only saves cost, and can improve the quality of products greatly.
Description of drawings
Fig. 1 is the cross-sectional view of Wide-frequency antenna on ceiling embodiment integral body of the present utility model;
Fig. 2 is section (the conduction nappe the is the ball cross section) structural representation of radiant body among the utility model embodiment;
Fig. 3 is section (the conduction nappe the is the awl cross section) structural representation of radiant body among the utility model embodiment;
Fig. 4 is section (the conduction nappe the is a surface plate) structural representation of radiant body among the utility model embodiment;
Fig. 5 A-5U is the directional diagram that the utility model embodiment records, and wherein, Fig. 5 A has shown the elevation radiation patytern when 806MHz; Fig. 5 B has shown the horizontal radiation pattern when 806MHz; Fig. 5 C has shown the elevation radiation patytern when 824MHz; Fig. 5 D has shown the horizontal radiation pattern when 824MHz; Fig. 5 E has shown the elevation radiation patytern when 896MHz; Fig. 5 F has shown the horizontal radiation pattern when 896MHz; Fig. 5 G has shown the elevation radiation patytern when 960MHz; Fig. 5 H has shown the horizontal radiation pattern when 960MHz; Fig. 5 I has shown the elevation radiation patytern when 1710MHz; Fig. 5 J has shown the horizontal radiation pattern when 1710MHz; Fig. 5 K has shown the elevation radiation patytern when 1880MHz; Fig. 5 L has shown the horizontal radiation pattern when 1880MHz; Fig. 5 M has shown the elevation radiation patytern when 1990MHz; Fig. 5 N has shown the horizontal radiation pattern when 1990MHz; Fig. 5 P has shown the elevation radiation patytern when 2170MHz; Fig. 5 Q has shown the horizontal radiation pattern when 2170MHz; Fig. 5 R has shown the elevation radiation patytern when 2400MHz; Fig. 5 S has shown the horizontal radiation pattern when 2400MHz; Fig. 5 T has shown the elevation radiation patytern when 2500MHz; Fig. 5 U has shown the horizontal radiation pattern when 2500MHz.
Embodiment
Below in conjunction with accompanying drawing, the utility model is given elaboration further.
Wide-frequency antenna on ceiling embodiment of the present utility model, as depicted in figs. 1 and 2, comprise: radiant body 1, base plate 2, outer cover 3, conductive earthing sheet 4, coupling body 5, connector 6, connector 7 is installed, hold-down nut 8, radio frequency connector 9 and cable 10, cable 10 is the coaxial shielding line, this radiant body 1 is fixed together with base plate 2, the feed end of this radiant body 1 and antenna, just the heart yearn of cable 10 connects, the earth terminal of this base plate 2 and antenna, just the screen of cable 10 connects, this radiant body 1 comprises conduction inverted cone 11 and conduction nappe 12, this conduction nappe 12 is located at the awl bottom opening place of this conduction inverted cone 11, the vertex of a cone place of this conduction inverted cone 11 establishes perforate 111, establish on this base plate 12 perforation that should vertex of a cone place perforate 111, this radiant body 1 links into an integrated entity with this base plate 2 via the connector 6 that is arranged in this perforate 111 and perforation, the feed end of this antenna is positioned at perforate 11 places of the vertex of a cone of this conduction inverted cone, establish opening 121 on this conduction nappe 12, this opening 121 can be circle, oval, arbitrary shapes such as square or polygon, this conduction nappe 12 is crimped on conduction inverted cone 11.
Preferably, this radiant body 1 all can be an aluminium with base plate 2.Certainly, radiant body 1 also can be other synthetic materials (alloy) with base plate 2, as long as can realize antenna function, and being connected of heart yearn that can realize radiant body 1 and cable 10, and base plate 2 with get final product being connected of screen of cable 10, such as: metallic plate such as copper, iron or be provided with the plate of metal levels such as copper, iron in the surface by technologies such as stack or plated films.
This conduction nappe 12 is a curved-surface structure, with the spherical structure among Fig. 2 is example, these conduction nappe 12 upper sheds 121 are positioned at the optional position of sphere, be the central authorities that are positioned at opening 121 in the present embodiment, this conduction inverted cone 1 goes out flanging 112 in the place's inner bending of awl bottom opening, and this flanging 112 is fitted with this sphere and crimping is integral, in fact, this flanging 112 is that is to say: this flanging 112 is complete all bound edges along the whole circumference continuous distribution of the awl bottom opening of conduction inverted cone 1.Obviously, this conduction nappe 12 also can be curved-surface structure aspheric, other shape, for example, can add structures such as sphere for the conical surface (shown in Figure 3) and plane.
This conduction nappe 12 can also be the surface plate structure, such as: this conduction nappe is the circular flat plate, and this conduction inverted cone flanging that bends inwards out in awl bottom opening place, this flanging fit also with this surface plate that crimping is integral; Again such as: this conduction nappe is the surface plate of tool circular open, this surface plate is outwards to bend out flanging by this conduction inverted cone in awl bottom opening place, fitting also by this flanging and this surface plate again, crimping is integral, obviously, at this moment the opening on the nappe of conducting electricity just conducts electricity the awl bottom opening of inverted cone 1, and should just constitute flange (as shown in Figure 4) with surface plate that outer flanging is fitted.
Among the Wide-frequency antenna on ceiling embodiment of the present utility model, the cone angle scope of conduction inverted cone is the 80-140 degree, the awl bottom opening width range of this conduction inverted cone is at the 95-105 millimeter, and the altitude range of the circular open of this radiant body from this vertex of a cone that conducts electricity inverted cone conducts electricity nappe to this on is at the 55-65 millimeter.
On the conduction nappe, establish the installation and maintenance that opening can make things convenient for whole radiant body; And the conduction inverted cone adopts crimping with the conduction nappe, can save the complicated technology that both are integrally welded, not only saves cost, and can improve the quality of products greatly, and cheap material such as aluminium can reduce cost, weight reduction and select for use.
Though Wide-frequency antenna on ceiling material of the present utility model and structure change, these change is not cost (referring to the directional diagram of a plurality of frequencies shown in Fig. 5 A～Fig. 5 U) with the electrical performance indexes of sacrificing antenna, and meets the third order intermodulation requirement.For example, adopt actual a being applicable to that produces of Wide-frequency antenna on ceiling technology of the present utility model to be installed to the antenna that the gypsum sky is taken, be of a size of Φ 184mm * 73mm, weight is 265g, the radiant body material is an aluminium, and radome material is PS (polystyrene), and the radome color is transparent.Its electricity function index has:
Frequency range: 806MHz-960MHz, 1710MHz-2500MHz;
Standing-wave ratio:＜1.4;
Input impedance: 50 Ω;
Gain: 806MHz-960MHz 〉=2dBi, 1710MHz-2500MHz 〉=4.7dBi;
Deviation in roundness: ± 1.5dB;
Polarization: vertical;
Horizontal lobe width: 360 °;
95 °-130 ° of vertical lobe width: 806-960MHz, 36 °-48 ° of 1710-2500MHz;
Power capacity: 100W;
Interface shape: go out cable SYV-50-3-1, the cloudy head of N type;
Lightning protected: DC earthing.
Foregoing; it only is preferred embodiment of the present utility model; be not to be used to limit embodiment of the present utility model; those of ordinary skills are according to main design of the present utility model and spirit; protection range of the present utility model can carry out corresponding flexible or modification very easily, so should be as the criterion with the desired protection range of claims.
Claims (10)
1, a kind of Wide-frequency antenna on ceiling, comprise radiant body and base plate, described radiant body comprises conduction inverted cone and conduction nappe, described conduction nappe covers the awl bottom opening place of described conduction inverted cone, it is characterized in that: establish opening on the described conduction nappe, described radiant body is fixed on the described base plate by connector by described opening.
2, Wide-frequency antenna on ceiling as claimed in claim 1 is characterized in that: described conduction inverted cone bends out flanging, described flanging and the crimping of described conduction nappe in awl bottom opening place.
3, Wide-frequency antenna on ceiling as claimed in claim 1 or 2 is characterized in that: described conduction inverted cone is an aluminium material with the conduction nappe.
4, Wide-frequency antenna on ceiling as claimed in claim 3 is characterized in that: described conduction nappe is a curved-surface structure, and the bore of described conduction nappe upper shed is not less than 5 millimeters.
5, Wide-frequency antenna on ceiling as claimed in claim 4 is characterized in that: the cone angle scope of described conduction inverted cone is the 80-140 degree.
6, Wide-frequency antenna on ceiling as claimed in claim 3 is characterized in that: described conduction nappe is the circular flat plate, and the upper shed of described conduction nappe is positioned at the central authorities of described circular flat plate.
7, Wide-frequency antenna on ceiling as claimed in claim 3 is characterized in that: the awl bottom opening shape of the opening of described surface plate and described conduction inverted cone is complementary.
8, Wide-frequency antenna on ceiling as claimed in claim 3 is characterized in that, also comprises: at least one conductive earthing sheet is connected between described radiant body and the base plate.
9, Wide-frequency antenna on ceiling as claimed in claim 3 is characterized in that, also comprises: at least one coupling body, described coupling body is that center annular continuous distribution or annular space are evenly distributed on the described base plate with the vertex of a cone of described conduction inverted cone.
10, Wide-frequency antenna on ceiling as claimed in claim 3 is characterized in that, described base plate is the plate that there is metal level on metallic plate or surface; Described radiant body, base plate are connected with feed end, the earth terminal of antenna respectively, the vertex of a cone place of described conduction inverted cone establishes opening, establish the perforate of corresponding described vertex of a cone place opening on the described base plate, described conduction inverted cone is fixed on the described base plate via the connector that is arranged in corresponding perforate on vertex of a cone place opening and the described base plate, and the feed end of described antenna is positioned at the opening part of the vertex of a cone of conduction inverted cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201959904U CN201142357Y (en) | 2007-12-04 | 2007-12-04 | Wide band top-suction antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201959904U CN201142357Y (en) | 2007-12-04 | 2007-12-04 | Wide band top-suction antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201142357Y true CN201142357Y (en) | 2008-10-29 |
Family
ID=40070067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201959904U Expired - Fee Related CN201142357Y (en) | 2007-12-04 | 2007-12-04 | Wide band top-suction antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201142357Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010097291A1 (en) * | 2009-02-28 | 2010-09-02 | Original Perspectives Limited | Hyperband antenna arm and antenna |
| CN103117451A (en) * | 2013-03-04 | 2013-05-22 | 金明涛 | Ultra wide band antenna |
| CN104916903A (en) * | 2014-03-10 | 2015-09-16 | 鸿富锦精密工业（深圳）有限公司 | Conical antenna |
| US10074909B2 (en) | 2015-07-21 | 2018-09-11 | Laird Technologies, Inc. | Omnidirectional single-input single-output multiband/broadband antennas |
| CN113193339A (en) * | 2021-03-22 | 2021-07-30 | 安徽精卓光显技术有限责任公司 | Transparent room divides ceiling antenna |
-
2007
- 2007-12-04 CN CNU2007201959904U patent/CN201142357Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010097291A1 (en) * | 2009-02-28 | 2010-09-02 | Original Perspectives Limited | Hyperband antenna arm and antenna |
| GB2481743A (en) * | 2009-02-28 | 2012-01-04 | Original Perspectives Ltd | Hyperband antenna arm and antenna |
| GB2481743B (en) * | 2009-02-28 | 2014-08-20 | Original Perspectives Ltd | Antenna |
| CN103117451A (en) * | 2013-03-04 | 2013-05-22 | 金明涛 | Ultra wide band antenna |
| CN104916903A (en) * | 2014-03-10 | 2015-09-16 | 鸿富锦精密工业（深圳）有限公司 | Conical antenna |
| CN104916903B (en) * | 2014-03-10 | 2017-12-22 | 鸿富锦精密工业（深圳）有限公司 | conical antenna |
| US10074909B2 (en) | 2015-07-21 | 2018-09-11 | Laird Technologies, Inc. | Omnidirectional single-input single-output multiband/broadband antennas |
| CN113193339A (en) * | 2021-03-22 | 2021-07-30 | 安徽精卓光显技术有限责任公司 | Transparent room divides ceiling antenna |
| CN113193339B (en) * | 2021-03-22 | 2023-01-10 | 安徽精卓光显技术有限责任公司 | Transparent room divides ceiling antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20151204 |
|
| EXPY | Termination of patent right or utility model |