CN201985233U - Active antenna - Google Patents
Active antenna Download PDFInfo
- Publication number
- CN201985233U CN201985233U CN2010206764213U CN201020676421U CN201985233U CN 201985233 U CN201985233 U CN 201985233U CN 2010206764213 U CN2010206764213 U CN 2010206764213U CN 201020676421 U CN201020676421 U CN 201020676421U CN 201985233 U CN201985233 U CN 201985233U
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- active antenna
- antenna
- radiator
- radio frequency
- framework
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Abstract
The utility model discloses an active antenna so as to improve the tightness and electromagnetic shielding performance of the active antenna to improve the reliability of the active antenna for receiving and transmitting signals. The active antenna comprises an antenna body, a radio frequency chassis and a shielding seal ring, wherein the antenna body and the radio frequency chassis are sealed and connected with each other by the shielding seal ring. The active antenna has higher tightness and electromagnetic shielding performance.
Description
Technical field
The utility model relates to the communications field, relates in particular to a kind of active antenna.
Background technology
Active antenna is meant that the radio frequency part with the base station is integrated into antenna inside, adopts multichannel radio frequency and antenna a period of time to cooperate the implementation space beam forming, with the receipts of finishing radiofrequency signal or send out.Active antenna has following tangible advantage: because with RRU (Radio Remote Unit, wireless remote unit) is built in the antenna, saved the installing space of RRU, thereby saved the machine room space, brought bigger space advantage, and the machine room base station has been reduced to transmission and base band; Active antenna adopts multichannel radio frequency, and reliability improves, the system reliability height, and support to go up tower and install; Because RF (Radio Frequency less radio-frequency) unit places antenna inside, realized zero feeder line and zero loss, save the investment of feeder line and reduce the influence of feeder loss base station performance.Based on above-mentioned advantage, active antenna obtains application more and more widely.
Present widely used active antenna is the active antenna of German Ubidyne company development, this active antenna all is shaped by panel beating, radiation tooth adopts the technology of gear shaping welding, there is following defective in this kind active antenna: the external interface blow-by of active antenna, and complete machine sealing and electromagnetic wave shielding are relatively poor; In addition, complex process, the cost of gear shaping weldering are higher, and the weight of panel beating is heavier, and be not light.
The utility model content
At the defective that existing active antenna exists, the utility model provides a kind of active antenna, with the sealing and the electromagnetic wave shielding of raising active antenna, thus the reliability of raising active antenna receiving and transmitting signal.
A kind of active antenna comprises antenna body, radio frequency cabinet and shield gasket circle, and wherein, described antenna body and described radio frequency cabinet are tightly connected by described shield gasket circle.
Preferably, described antenna body, shield gasket circle and radio frequency cabinet be order according to this, and be bonding or tighten together by securing member, constitutes described active antenna.
Preferably, the outside of described shield gasket circle is a solid silicon rubber, and the inboard is a hollow nickel carbonaceous conductive rubber.
Preferably, described inductothermy apparatus case comprises casing, radiator and framework, wherein:
Be fastened on the same horizontal plane by welding, bonding or securing member between described radiator and the described casing;
Described radiator and described casing weld respectively, bonding or be fastened on the described framework by securing member.
Preferably, be equipped with the glue sealing between described casing, radiator and the framework.
Preferably, described radiator is by the extrusion forming of section bar machine.
Preferably, described casing is a die cast.
Preferably, described die cast is provided with at least one and sends out the hole blue.
Preferably, the bending edges of described framework sows weldering setting.
Preferably, also be provided with at least one rolling line frame on the described framework.
Preferably, described active antenna also comprises the outer cover that is arranged on the described radiator outer side panel, forms the outer cover of described radio frequency cabinet.
Preferably, described active antenna comprises that also at least one is arranged on installation component on the described outer cover.
Preferably, the material of described radiator is an aluminium; And/or the material of described framework is a panel beating.
In the utility model embodiment, on the one hand, antenna body and radio frequency cabinet are tightly connected by the shield gasket circle, thereby have improved the sealing and the electromagnetic wave shielding of active antenna, thereby improve the reliability of active antenna receiving and transmitting signal; In addition, the arranged outside solid silicon rubber of shield gasket circle, arranged outside hollow nickel carbonaceous conductive rubber, because the decrement of silicon rubber and nickel carbonaceous conductive rubber is bigger, thereby make the radio frequency cabinet can closely be connected effectively, thereby further improve the sealing and the electromagnetic wave shielding of active antenna with antenna body; On the other hand, the housing of radio frequency cabinet is a die cast, can be provided with at least one flange hole, thereby can be connected with the flange seat and/or the power connector of outside, thus when realizing active antenna and external equipment be connected the sealing of raising active antenna interface; Again on the one hand, radiator has improved the heat-sinking capability of radiator by the extrusion forming of section bar machine.
Description of drawings
Fig. 1 is the structural representation of active antenna among the utility model embodiment;
Fig. 2 is the structural representation of shield gasket circle among the utility model embodiment;
Fig. 3 is the structural representation of radio frequency cabinet among the utility model embodiment;
Fig. 4 is the vertical view of active antenna among the utility model embodiment;
Fig. 5 is the upward view of active antenna among the utility model embodiment.
Embodiment
At the defective that active antenna of the prior art exists, the utility model embodiment provides a kind of active antenna, with the sealing and the electromagnetic wave shielding of raising active antenna, thus the reliability of raising active antenna receiving and transmitting signal.This active antenna comprises: antenna body, radio frequency cabinet and shield gasket circle, and described antenna body and described radio frequency cabinet are tightly connected by described shield gasket circle.The active antenna that adopts the utility model embodiment to provide because antenna body and radio frequency cabinet are tightly connected by the shield gasket circle, has improved the sealing and the electromagnetic wave shielding of active antenna, thereby improves the reliability of active antenna receiving and transmitting signal.
The utility model embodiment provides a kind of active antenna, and this active antenna comprises antenna body, radio frequency cabinet and shield gasket circle, and wherein, described antenna body and described radio frequency cabinet are tightly connected by described shield gasket circle; As can with as described in antenna body, shield gasket circle and radio frequency cabinet order according to this, bonding or tighten together by securing member (as screw), form whole active antenna complete machine.
Preferably, the outside of described shield gasket circle is a solid silicon rubber, and the inboard is a hollow nickel carbonaceous conductive rubber.Because silicon rubber and nickel carbonaceous conductive rubber all satisfy RoHS (Restriction of Hazardous Substances, the restriction of harmful substance) environmental protection command request, flame retardant rating reaches more than the UL94-HB level, and silicon rubber hardness is less, decrement is big, can realize the complete machine sealing of active antenna; And nickel carbonaceous conductive rubber is hollow structure, and decrement is bigger, can guarantee that the effective of radio frequency cabinet and antenna contacts connection, thereby improve the electromagnetic shielding of active antenna complete machine; Therefore, further improve the sealing and the electromagnetic wave shielding of active antenna on the whole, thereby improved the reliability of active antenna receiving and transmitting signal.
Preferably, described inductothermy apparatus case comprises casing, radiator and framework, wherein:
Be fastened on the same horizontal plane by welding, bonding or securing member between described radiator and the described casing; Described radiator and described casing weld respectively, bonding or be fastened on the described framework by securing member.
Preferably, be equipped with the glue sealing between described casing, radiator and the framework, to realize closed shield.
Preferably, because the section bar heat-sinking capability is stronger than the heat-sinking capability of common die casting, for improving the heat-sinking capability of radiator, the radiator among the utility model embodiment is by the extrusion forming of section bar machine.
Preferably, because die casting can be realized complicated die cavity, among the utility model embodiment, the casing of radio frequency cabinet is a die cast.
Preferably, described die cast is provided with at least one flange hole, can be connected with external equipment by flange hole, as passing through flange hole assembly flange seat, power connector etc.
Preferably, for further improving the sealing of active antenna, among the utility model embodiment, the bending edges of the framework of radio frequency cabinet sows the weldering sealing.
Preferably, also be provided with at least one rolling line frame on the described framework, be used for pricking and tie up Internal cable.
Preferably, be not subjected to the erosion of external environment for protecting the radio frequency cabinet, described active antenna also comprises the outer cover that is arranged on the described radiator outer side panel, forms the outer cover of described radio frequency cabinet.
Preferably, be the project installation of the complete machine that improves active antenna, described active antenna comprises that also at least one is arranged on installation component on the described outer cover.
Preferably, for improving the portability of radio frequency cabinet, among the utility model embodiment, the material of the radiator of radio frequency cabinet adopts aluminium; The material of described framework can adopt panel beating.
Carry out in detail, clearly describe for clearer detailed structure, the active antenna among the utility model embodiment is described below in conjunction with Figure of description to the active antenna among the utility model embodiment.
Referring to Fig. 1, be the structural representation of active antenna among the utility model embodiment, this active antenna comprises antenna 1, shield gasket coil 2 and radio frequency cabinet 3, antenna 1 and radio frequency cabinet 3 are tightly connected by shield gasket coil 2; As antenna 1, shield gasket circle 2 and radio frequency cabinet 3 order according to this, welding, bonding or tighten together by securing member constitutes described active antenna.
Preferably, the structure of shield gasket coil 2 as shown in Figure 2, the outside is a solid silicon rubber, the inboard is a hollow nickel carbonaceous conductive rubber;
The structure of radio frequency cabinet 3 as shown in Figure 3, comprise radiator (radiator can comprise first radiator 31 and second radiator 32), die cast 33 and framework 36, wherein first radiator 31 can by welding, bonding or securing member (as screw) with as described in die cast 33 be connected same plane; Described die cast 33 and radiator respectively by welding, bonding or be fastened on by securing member (as screw) as described on the framework 36.
Also be provided with on the described die cast 33 and be used for first of assembly flange seat and send out hole 34 and second flange hole 35 that is used to be connected power connector blue; Framework 36 is provided with at least one rolling line frame 37 that is used for the colligation Internal cable.The outer side panel of described first radiator 31 and second radiator 32 is provided with outer cover 38, to form the outer cover of radio frequency cabinet 3.
Be the project installation of the complete machine that improves active antenna, described active antenna comprises that also at least one is arranged on installation component 39 on the described outer cover 38; Antenna body 1, shield gasket circle 2 and radio frequency cabinet 3 be assembled together forms as shown in Figure 4 active antenna, and Fig. 4 is the upward view of active antenna among the utility model embodiment, and Fig. 5 is the vertical view of active antenna among the utility model embodiment.
In the utility model embodiment, on the one hand, antenna body and radio frequency cabinet are tightly connected by the shield gasket circle, thereby have improved the sealing and the electromagnetic wave shielding of active antenna, thereby improve the reliability of active antenna receiving and transmitting signal; In addition, the arranged outside solid silicon rubber of shield gasket circle, arranged outside hollow nickel carbonaceous conductive rubber, because the decrement of silicon rubber and nickel carbonaceous conductive rubber is bigger, thereby make the radio frequency cabinet can closely be connected effectively, thereby further improve the sealing and the electromagnetic wave shielding of active antenna with antenna body; On the other hand, the housing of radio frequency cabinet is a die cast, can be provided with at least one flange hole, can be connected with the flange seat and/or the power connector of outside, thereby when realizing active antenna and external equipment be connected the sealing of raising active antenna interface; Again on the one hand, radiator has improved the heat-sinking capability of radiator by the extrusion forming of section bar machine.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (12)
1. an active antenna comprises antenna body and radio frequency cabinet, it is characterized in that, also comprises the shield gasket circle; Described antenna body and described radio frequency cabinet are tightly connected by described shield gasket circle.
2. active antenna as claimed in claim 1 is characterized in that, described antenna body, shield gasket circle and radio frequency cabinet be order according to this, and is bonding or tighten together by securing member, constitutes described active antenna.
3. active antenna as claimed in claim 1 is characterized in that, the outside of described shield gasket circle is a solid silicon rubber, and the inboard is a hollow nickel carbonaceous conductive rubber.
4. active antenna as claimed in claim 1 is characterized in that, described inductothermy apparatus case comprises casing, radiator and framework, wherein:
Be fastened on the same horizontal plane by welding, bonding or securing member between described radiator and the described casing;
Described radiator and described casing weld respectively, bonding or be fastened on the described framework by securing member.
5. active antenna as claimed in claim 4 is characterized in that, is equipped with the glue sealing between described casing, radiator and the framework.
6. active antenna as claimed in claim 4 is characterized in that, described radiator is by the extrusion forming of section bar machine.
7. active antenna as claimed in claim 4 is characterized in that, described casing is a die cast.
8. active antenna as claimed in claim 7 is characterized in that described die cast is provided with at least one flange hole.
9. active antenna as claimed in claim 4 is characterized in that, the bending edges of described framework sows weldering setting.
10. active antenna as claimed in claim 4 is characterized in that, also is provided with at least one rolling line frame on the described framework.
11. active antenna as claimed in claim 4 is characterized in that, also comprises the outer cover that is arranged on the described radiator outer side panel, forms the outer cover of described radio frequency cabinet.
12. active antenna as claimed in claim 11 is characterized in that, comprises that also at least one is arranged on installation component on the described outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206764213U CN201985233U (en) | 2010-12-22 | 2010-12-22 | Active antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206764213U CN201985233U (en) | 2010-12-22 | 2010-12-22 | Active antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201985233U true CN201985233U (en) | 2011-09-21 |
Family
ID=44612689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206764213U Expired - Lifetime CN201985233U (en) | 2010-12-22 | 2010-12-22 | Active antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201985233U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709710A (en) * | 2012-05-18 | 2012-10-03 | 京信通信系统（中国）有限公司 | Active coverage unit and active coverage array formed by same |
| WO2014048350A1 (en) * | 2012-09-26 | 2014-04-03 | 华为技术有限公司 | Active antenna module and active antenna |
| CN105974371A (en) * | 2016-06-21 | 2016-09-28 | 珠海纳睿达科技有限公司 | Phased array meteorological radar antenna structure |
| CN112103634A (en) * | 2020-11-19 | 2020-12-18 | 成都天锐星通科技有限公司 | Planar phased array antenna |
-
2010
- 2010-12-22 CN CN2010206764213U patent/CN201985233U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709710A (en) * | 2012-05-18 | 2012-10-03 | 京信通信系统（中国）有限公司 | Active coverage unit and active coverage array formed by same |
| CN102709710B (en) * | 2012-05-18 | 2014-11-19 | 京信通信系统（中国）有限公司 | Active coverage unit and active coverage array formed by same |
| WO2014048350A1 (en) * | 2012-09-26 | 2014-04-03 | 华为技术有限公司 | Active antenna module and active antenna |
| CN105974371A (en) * | 2016-06-21 | 2016-09-28 | 珠海纳睿达科技有限公司 | Phased array meteorological radar antenna structure |
| CN112103634A (en) * | 2020-11-19 | 2020-12-18 | 成都天锐星通科技有限公司 | Planar phased array antenna |
| CN112103634B (en) * | 2020-11-19 | 2021-02-26 | 成都天锐星通科技有限公司 | Planar phased array antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110921 |
|
| CX01 | Expiry of patent term |