CN202156083U - Sheet used for manufacturing antenna housing - Google Patents
Sheet used for manufacturing antenna housing Download PDFInfo
- Publication number
- CN202156083U CN202156083U CN 201120294349 CN201120294349U CN202156083U CN 202156083 U CN202156083 U CN 202156083U CN 201120294349 CN201120294349 CN 201120294349 CN 201120294349 U CN201120294349 U CN 201120294349U CN 202156083 U CN202156083 U CN 202156083U
- Authority
- CN
- China
- Prior art keywords
- layer
- antenna
- sheet material
- antenna house
- longitudinal fiber
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
- B32B17/04—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments bonded with or embedded in a plastic substance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/067—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of fibres or filaments
Landscapes
- Details Of Aerials (AREA)
Abstract
The utility model discloses a sheet used for manufacturing an antenna housing, which comprises two weaving glass fiber surface layers and a longitudinal fiber layer which is arranged between the two weaving glass fiber surface layers, wherein the longitudinal fiber layer comprises longitudinal fibers which are separated by certain intervals, and the two weaving glass fiber surface layers and the longitudinal fiber layer are mutually fixed together by cured resin. The sheet has the advantages of having small influence on antenna performances, and being high in mechanical strength, good in elasticity and age resistant.
Description
[technical field]
The utility model relates to antenna associate member manufacturing technology field, relates in particular to a kind of antenna house manufacturing technology field, relates more specifically to a kind of sheet material that is used to make antenna house.
[technical background]
As everyone knows; Exterior aerial is equipped with antenna house usually; So that the protection antenna, slow down temperature, humidity, salt fog, drench with rain, take the photograph ice, strong wind, various factors such as aging be to the influence of antenna performance, makes antenna body can avoid or reduce the damage that under various severe environmental conditions, receives.In addition, another function of antenna house is that antenna body is beautified with hidden, so that eliminate the feared state of mind of resident to electromagnet radiation.
Yet because antenna house itself is to be formed by the materials processing with certain physical characteristic, antenna house has certain thickness simultaneously, so the existence of antenna house will inevitably influence the radiance and the electric property of antenna.Such as, antenna house can change radiation indexs such as compare main lobe width, minor level, the front and back of antenna radiation pattern, cross polarization is compared; Can change the circuit index such as voltage standing wave ratio, polarization isolation of antenna simultaneously, thereby increase the antenna difficulty of design greatly.
Antenna house mainly is presented as two parameters to the above-mentioned negative effect of antenna body, and one is the DIELECTRIC CONSTANTS of radome material, and another factor is a losstangenttan.The numerical value that effectively reduces these two parameters helps reducing the harmful effect that antenna house causes antenna body.
Yet the sheet material that is used to make antenna house of the prior art can't satisfy above-mentioned two parameter requests well.
Such as, with reference to figure 1, a kind of sheet material that is used to make antenna house of the prior art has adopted individual layer solid wall structure.Though the processing technology of this sheet material is simple, because its DIELECTRIC CONSTANTS and losstangenttan are bigger, make that the antenna design difficulty strengthens when using as antenna house, influence also bigger to antenna performance when beautifying the outer cover material use.
The sheet material that another kind of the prior art is used to make antenna house is the material that antenna house adopted that is applied to radar communication.This sheet material is generally sandwich and adds core structure; A kind of X-band antenna is disclosed such as Chinese patent CN200420110616.6; The sandwich that its antenna house housing adopts inner core, inner and outer surface layers clamping to form, its inner core is the dielectric-slab of honeycomb, inner and outer surface layers is high-intensity dielectric-slab.Though this sandwich structure is being improved aspect radiated electromagnetic wave loss, the reduction antenna house weight to some extent, its processing technology is complicated, and cost is high, is difficult to be applied to pursue in the higher product for civilian use of cost performance, like the antenna house of mobile base station antenna.
Chinese patent CN201010618748.X discloses a kind of manufacturing approach of radar dome unit piece; Also adopt sandwich structure; Its inner and outer surface layers main material is a fiberglass; Composition is fiber glass resin 191 and glass fabric, and inner core clearly is the paper wasp nest, and this scheme is a kind of effective improvement of CN200420110616.6.
Chinese patent CN200910197723.4 discloses a kind of vehicular radome; The composite material sandwich structure of making antenna house by weatherability pass through ripple appearance coating, fabric reinforced composites exterior skin, several layers intersect each other stack " core and fabric reinforced composites coverings such as foam or honeycomb ", Bo Neibiao coating is formed in proper order thoroughly, its core technology and CN200420110616.6 are similar.
But the antenna house sheet material of above-mentioned three-decker (sandwich structure) has its inherent defect.With reference to figure 2, owing to adopt gluing mode fastened to each other between its sandwich layer and the surface media, so the mechanical strength of integral sheet and elastic modelling quantity are lower, and reliability is not high, and the easy layering of stratiform sheet material comes off.
[utility model content]
The purpose of the utility model is to provide a kind of sheet material that is used to make antenna house, and that this sheet material has is little to the influence of antenna performance, mechanical strength is high, good springiness and ageing-resistant advantage.
For realizing this purpose, the utility model adopts following technical scheme:
A kind of sheet material that is used to make antenna house comprises: two-layer weaving fiberglass top layer and be clipped in the longitudinal fiber layer between the said two-layer weaving fiberglass top layer, said longitudinal fiber layer comprises the longitudinal fiber that is spaced apart at certain intervals.
Preferably, fastened to each other between said two-layer weaving fiberglass top layer and the said longitudinal fiber layer through the resin after solidifying.
Compared with prior art, the utility model possesses following advantage:
Because in the middle of the composite sheet is netted hollow-core construction; Its dielectric constant is resin, glass and the air three effective dielectric constant ε after comprehensive; This dielectric constant is much smaller than the equal material composite of solid construction, and the amplitude of reducing reaches about 50%, and losstangenttan also has significantly and reduces.Therefore, the antenna house made from this sheet material is very little such as the influence of radiance and electric property to antenna performance.
And, because fastened to each other between said two-layer weaving fiberglass top layer and the longitudinal fiber layer through the resin after solidifying.Said resin material has good ageing-resistant performance, has therefore improved the ageing resistace of sheet material on the whole.
[description of drawings]
Fig. 1 for available technology adopting the structural representation of sheet material that is used to make antenna house of individual layer solid wall structure;
Fig. 2 for available technology adopting the structural representation that is used to make the antenna house sheet material of three layers of glued construction;
Fig. 3 has showed two-layer weaving fiberglass top layer and has been clipped in the longitudinal fiber layer between the two-layer weaving fiberglass top layer for the structural representation of sheet material that is used to make antenna house according to an embodiment of the utility model; And
Fig. 4 makes the partial enlarged drawing of position A of the sheet material of antenna house for shown in Figure 3 being used to.
[specific embodiment]
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
With reference to figure 3-4, comprise two-layer weaving fiberglass top layer 10 and be clipped in the longitudinal fiber layer 20 between the said two-layer weaving fiberglass top layer 10 according to the sheet material 100 that is used to make antenna house of an embodiment of the utility model.Said longitudinal fiber layer 20 comprises the longitudinal fiber 22 that is spaced apart at certain intervals.
Preferably, fastened to each other between said two-layer weaving fiberglass top layer 10 and the longitudinal fiber layer 20 through the resin after solidifying.Said resin material has good ageing-resistant performance, has therefore improved the ageing resistace of sheet material 100 on the whole.
Simultaneously, longitudinal fiber links together on two-layer weaving fiberglass top layer 10 up and down through the resin after solidifying, and makes bending modulus, intensity, the hardness of radome material meet or exceed instructions for use.
In addition; Owing to be netted hollow-core construction in the middle of the composite sheet, its dielectric constant is resin, glass and the air three effective dielectric constant ε after comprehensively, much smaller than the equal material composite of solid construction; The amplitude of reducing reaches about 50%, and losstangenttan also has significantly and reduces.Therefore, the antenna house made from this sheet material is very little such as the influence of radiance and electric property to antenna performance.
Generally, the sheet material that the utility model provides is used to make antenna house is a kind of three-dimensional glass sheet material, is also referred to as the three-dimensional knit fabric sheet material.Its cardinal principle is in the glass compilation process, through technical finesse, between two weaving fiberglass top layers, forms the longitudinal fiber of some.Have certain interval between these longitudinal fibers, thereby between two weaving fiberglass top layers, form a lot of spaces.Above-mentioned three-dimensional knit fabric sheet material forms the composite sheet of space network after resin soaks into curing.
Claims (2)
1. sheet material that is used to make antenna house is characterized in that comprising: two-layer weaving fiberglass top layer and be clipped in the longitudinal fiber layer between the said two-layer weaving fiberglass top layer, said longitudinal fiber layer comprises the longitudinal fiber that is spaced apart at certain intervals.
2. the sheet material that is used to make antenna house according to claim 1 is characterized in that: fastened to each other through the resin after solidifying between said two-layer weaving fiberglass top layer and the said longitudinal fiber layer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120294349 CN202156083U (en) | 2011-08-12 | 2011-08-12 | Sheet used for manufacturing antenna housing |
| PCT/CN2012/000757 WO2013023431A1 (en) | 2011-08-12 | 2012-06-04 | Antenna, antenna housing and antenna housing sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120294349 CN202156083U (en) | 2011-08-12 | 2011-08-12 | Sheet used for manufacturing antenna housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202156083U true CN202156083U (en) | 2012-03-07 |
Family
ID=45763729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120294349 Expired - Lifetime CN202156083U (en) | 2011-08-12 | 2011-08-12 | Sheet used for manufacturing antenna housing |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202156083U (en) |
| WO (1) | WO2013023431A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013023431A1 (en) * | 2011-08-12 | 2013-02-21 | 京信通信系统（中国）有限公司 | Antenna, antenna housing and antenna housing sheet |
| CN103715502A (en) * | 2013-12-19 | 2014-04-09 | 中材科技股份有限公司 | High-wave transmission hollow-structure radome |
| CN107565215A (en) * | 2016-07-01 | 2018-01-09 | 陕西飞机工业（集团）有限公司 | A kind of airborne antenna cover structure |
| CN111478040A (en) * | 2020-05-28 | 2020-07-31 | 江苏亨鑫科技有限公司 | Antenna beautifying cover plate, manufacturing process and 5G antenna beautifying cover |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6350513B1 (en) * | 1997-10-08 | 2002-02-26 | Mcdonnell Douglas Helicopter Company | Low density structures having radar absorbing characteristics |
| CN1974899A (en) * | 2006-12-19 | 2007-06-06 | 中材科技股份有限公司 | Three-dimensional hollow double sandwiched fabric |
| CN202156083U (en) * | 2011-08-12 | 2012-03-07 | 京信通信系统（中国）有限公司 | Sheet used for manufacturing antenna housing |
-
2011
- 2011-08-12 CN CN 201120294349 patent/CN202156083U/en not_active Expired - Lifetime
-
2012
- 2012-06-04 WO PCT/CN2012/000757 patent/WO2013023431A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013023431A1 (en) * | 2011-08-12 | 2013-02-21 | 京信通信系统（中国）有限公司 | Antenna, antenna housing and antenna housing sheet |
| CN103715502A (en) * | 2013-12-19 | 2014-04-09 | 中材科技股份有限公司 | High-wave transmission hollow-structure radome |
| CN103715502B (en) * | 2013-12-19 | 2016-08-31 | 中材科技股份有限公司 | A kind of high wave hollow structure antenna house |
| CN107565215A (en) * | 2016-07-01 | 2018-01-09 | 陕西飞机工业（集团）有限公司 | A kind of airborne antenna cover structure |
| CN107565215B (en) * | 2016-07-01 | 2020-04-07 | 陕西飞机工业（集团）有限公司 | Airborne radome structure |
| CN111478040A (en) * | 2020-05-28 | 2020-07-31 | 江苏亨鑫科技有限公司 | Antenna beautifying cover plate, manufacturing process and 5G antenna beautifying cover |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013023431A1 (en) | 2013-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180322 Address after: 510663 Guangdong city of Guangzhou Province Economic and Technological Development Zone Jinbi Road No. 6 Patentee after: Comba Telecom Systems (Guangzhou) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Patentee before: Comba Telecom System (China) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200115 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200630 Address after: Room 301, building 1, No. 94, Changjiang Road, Nankai District, Tianjin Patentee after: TIANJIN COMBA TELECOM SYSTEMS Ltd. Address before: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Patentee before: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120307 |