CN201718149U - Radio remote unit structure with high heat dissipation performance - Google Patents
Radio remote unit structure with high heat dissipation performance Download PDFInfo
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- CN201718149U CN201718149U CN2010201863284U CN201020186328U CN201718149U CN 201718149 U CN201718149 U CN 201718149U CN 2010201863284 U CN2010201863284 U CN 2010201863284U CN 201020186328 U CN201020186328 U CN 201020186328U CN 201718149 U CN201718149 U CN 201718149U
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Abstract
The utility model provides a radio remote unit structure with high heat dissipation performance, which comprises a housing and a metal heat conducting plate, wherein, the housing comprises a cavity, the metal heat conducting plate is arranged in the cavity of the housing and is in contact with a heating element inside a radio remote unit (RRU), and the metal heat conducting plate comprises a middle hollow part which forms a passage for air to pass through. The utility model can perform two-side heat dissipation, thereby effectively reducing the temperature of the heating element inside in the radio remote unit. Moreover, the metal heat conducting can lead cold air from outside to enter to the inner cavity of the RRU, thereby effectively reducing the air temperature of the inner cavity of the RRU and greatly improving the heat dissipation capacity of the RRU structure.
Description
Technical field
The utility model relates to the thermal design technical field, relates in particular to a kind of RRU (Radio Remote Unit, far end radio frequency extension unit) structure of high heat dispersion.
Background technology
The characteristics of RRU technology are that the base station is divided into the near-end machine is radio base band control (Radio Server, RS) and remote termination be that radio frequency zooms out (RRU) two parts, connect by optical fiber between the two, its interface is based on open C PRI or IR interface, can stably be connected with mainstream vendor's equipment.RS can be installed in suitable machine room position, RRU is installed in antenna end, like this, the part of former base station module is separated,, loaded down with trivial details maintenance work can be simplified to the RS end by RS is separated with RRU, a RS can connect several RRU, both save the space, reduced again that cost being set, improved networking efficient.Simultaneously, the interface that connects between the two adopts optical fiber, and loss is few.
3G network uses the distributed base station framework in a large number, needs to connect with optical fiber between RRU and the BBU (baseband processing unit).A BBU can support a plurality of RRU.Adopt BBU+RRU multichannel scheme, the indoor covering that can solve large stadium well.
In recent years, along with the integrated level of market to RRU equipment requires to increase year by year, the power consumption of RRU is increasing.RRU adopts the natural heat dissipation mode to cool off, and the traditional heat-dissipating means all are the heat-sinking capabilities that promotes RRU by the volume that increases RRU, and the demand in market then is to wish to solve the high power consumption heat dissipation problem of RRU under relative smaller volume prerequisite.
Therefore seek the more powerful RRU structure of a kind of heat-sinking capability and become very necessary.
The utility model content
Technical problem to be solved in the utility model provides a kind of high heat dispersion RRU structure, compares with traditional RRU structure, and under identical volume prerequisite, heat-sinking capability is more powerful, can be used for solving high heat flux RRU heat dissipation problem.
In order to solve the problems of the technologies described above, the utility model provides a kind of far end radio frequency extension unit structure of high heat dispersion, comprising:
Shell comprises cavity;
The metal heat-conducting plate is arranged in the cavity of described shell, contacts with the heater members of far end radio frequency extension unit inside, comprises middle hollow-out parts, and forms the path that air feed passes through by middle hollow-out parts.
Preferably, described metal heat-conducting plate is provided with opening.
Preferably, the opening that is provided with on the described metal heat-conducting plate is rectangle or circle or triangle.
Preferably, be provided with little tooth or boss in the hollow-out parts in the middle of the described metal heat-conducting plate.
Preferably, the frame of described metal heat-conducting edges of boards frame and described cavity pocket of outer cover is complementary.
Preferably, described metal heat-conducting edges of boards frame and described shell junction are provided with waterproof construction.
Preferably, described waterproof construction is for pressing the waterproof bar of being located at described metal heat-conducting edges of boards frame and described shell junction.
RRU structure of the present utility model is compared with traditional RRU shell, and the heater members of the utility model inside can carry out two-sided heat radiation on the one hand, effectively reduces device temperature; The middle hollow out metal heat-conducting plate of the utility model design can be introduced the RRU inner chamber with the external environment condition cold air on the other hand, effectively reduces RRU inner chamber air themperature, promotes RRU structure heat-sinking capability greatly.
Description of drawings
Fig. 1 is the RRU shell figure of hollow out in the middle of the utility model.
Fig. 2 is the metal heat-conducting plate outside drawing of hollow out in the middle of the utility model.
Fig. 3 is the utility model high heat dispersion RRU structure outside drawing.
Fig. 4 is the utility model high heat dispersion RRU structural section figure.
Embodiment
The utility model is by RRU shell that middle hollow out is set and the metal heat-conducting plate that middle hollow out is set in described shell, form the path that air feed passes through by hollow-out parts in the middle of the metal heat-conducting plate, the wind dual mode that makes RRU inner heat device pass through by shell and middle hollow-out parts dispels the heat simultaneously, thereby improves heat dispersion.
Below in conjunction with the drawings and specific embodiments the utility model is further elaborated.
With reference to shown in Figure 1, be the RRU shell figure of hollow out in the middle of the utility model.Shown in RRU shell 101, the frame place draws out cavity 102 therein, the metal heat-conducting plate of hollow out in the middle of being used for installing, in the present embodiment, described metal heat-conducting plate is an aluminium sheet.Certainly, described metal heat-conducting plate also can be other metal material, so long as have the sheet metal of heat dispersion, can be adopted by the utility model, and the utility model is not limited this.
With reference to shown in Figure 2, the metal heat-conducting plate outside drawing of the middle hollow out that relates to for the utility model.Described metal heat-conducting plate 202, it has middle hollow-out parts 203, and forms the path that air feed passes through by middle hollow-out parts 203.The frame of described metal heat-conducting plate 202 frame sizes and described shell 101 cavitys 102 is complementary.In order to promote heat-sinking capability, also hollow-out parts 203 internal cavities places process some little radiation tooth or boss therebetween.Comprise opening 201 on the metal heat-conducting plate 202 among the figure, the cabling of RRU inside can pass described opening 201 and connect upward lower house.Described in the present embodiment opening 201 is the square cylinder of hollow, and certainly, described opening 201 also can be arranged to other shape and structure, and such as circular open, triangle open mouth etc., the utility model is not limited this.In addition, the position of described opening and number also can be set as required.
With reference to shown in Figure 3, be the utility model high heat dispersion RRU structure outside drawing.After RRU shell shown in Figure 1 and metal heat-conducting plate shown in Figure 2 assembling, just constituted RRU structure of the present utility model shown in Figure 3.
RRU of the present utility model is that the metal heat-conducting plate 202 by the RRU shell 101 of middle hollow out and middle hollow out constitutes, 101 and 202 do water-proofing treatment in conjunction with the place, limit.Can flow through the RRU surface along first direction 304 takes away heat to the external environment condition cold air on the one hand, can enter RRU inside along second direction 303 on the other hand, thereby reduces RRU inner chamber air and device temperature.Like this, the heater members of RRU inside can be taken away heat by the air of first direction 304 with heat transferred housing 301 on the one hand; The inner heat device can be taken away heat by the air of second direction 303 with heat transferred hollow metal heat-conducting plate 202 on the other hand.
As shown in Figure 4, be the profile of RRU structure shown in Figure 3.
Described profile, comprise RRU shell 101, be the metal heat-conducting plate 202 of middle hollow out, the shadow region is the waterproof construction of being done between RRU shell and the thermal conductive metal plate 403, RRU shell 101 and metal heat-conducting plate 202 are made one deck water-proofing treatment in its frame junction, press a waterproof bar to be used for waterproof.Certainly, can adopt other waterproof construction, the utility model is not limited this yet.
The utility model is adorned the metal heat-conducting plate of the middle hollow out of lastblock by emptying in the middle of the RRU structural housing that will be traditional, and the frame joint of emptying in the middle of metal heat-conducting plate and the RRU shell is done water-proofing treatment.Hollow metal heat-conducting plate inside can die casting go out some hollow squares or circular cylinder, is used for away the internal connection line cable.Inner PCB (the PrintedCircuitBoard of RRU, printed circuit board) euthermic chip on the plate, its package casing face is by Heat Conduction Material and RRU housing contacts, and the hot weld dish of its bottom and the metal heat-conducting plate of middle hollow out contact heat radiation, accomplishes that the device two sides dispels the heat simultaneously.
Euthermic chip heat one side can be passed through RRU shell heat loss through conduction, and another side can be realized two-sided heat-conducting mode heat radiation by the metal heat-conducting plate heat radiation of middle hollow out.Also can process some little radiation tooth or boss, promote the heat-sinking capability of metal heat-conducting plate at the inner chamber of metal heat-conducting plate.
It is to be noted; the above is a preferred implementation of the present utility model; it is not qualification to technical solutions of the utility model; any those of ordinary skill in the art replaced or corresponding improvement the utility model technical characterictic being equal to of being done; still within protection range of the present utility model, scope of patent protection of the present utility model should be as the criterion with claims.
Claims (7)
1. the far end radio frequency extension unit structure of a high heat dispersion is characterized in that, comprising:
Shell comprises cavity;
The metal heat-conducting plate is arranged in the cavity of described shell, contacts with the heater members of far end radio frequency extension unit inside, comprises middle hollow-out parts, and forms the path that air feed passes through by middle hollow-out parts.
2. far end radio frequency extension unit structure as claimed in claim 1 is characterized in that described metal heat-conducting plate is provided with opening.
3. far end radio frequency extension unit structure as claimed in claim 2 is characterized in that, the opening that is provided with on the described metal heat-conducting plate is rectangle or circle or triangle.
4. far end radio frequency extension unit structure as claimed in claim 1 is characterized in that, is provided with little tooth or boss in the hollow-out parts in the middle of the described metal heat-conducting plate.
5. far end radio frequency extension unit structure as claimed in claim 1 is characterized in that the frame of described metal heat-conducting edges of boards frame and described cavity pocket of outer cover is complementary.
6. far end radio frequency extension unit structure as claimed in claim 1 is characterized in that, described metal heat-conducting edges of boards frame and described shell junction are provided with waterproof construction.
7. far end radio frequency extension unit structure as claimed in claim 6 is characterized in that, described waterproof construction is for pressing the waterproof bar of being located at described metal heat-conducting edges of boards frame and described shell junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201863284U CN201718149U (en) | 2010-05-07 | 2010-05-07 | Radio remote unit structure with high heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201863284U CN201718149U (en) | 2010-05-07 | 2010-05-07 | Radio remote unit structure with high heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201718149U true CN201718149U (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201863284U Expired - Lifetime CN201718149U (en) | 2010-05-07 | 2010-05-07 | Radio remote unit structure with high heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201718149U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102378549A (en) * | 2010-08-19 | 2012-03-14 | 中兴通讯股份有限公司 | Radiating device of outdoor radio frequency unit |
| CN102612300A (en) * | 2012-02-23 | 2012-07-25 | 华为技术有限公司 | Remote radio head module and method for assembling the same, base station and communication system |
| CN104244676A (en) * | 2014-08-19 | 2014-12-24 | 深圳三星通信技术研究有限公司 | Remote radio unit structure |
| CN104780743A (en) * | 2013-03-06 | 2015-07-15 | 华为技术有限公司 | Radio frequency zoom-out module and communication device |
| CN105376978A (en) * | 2014-08-22 | 2016-03-02 | 中兴通讯股份有限公司 | Module assembly unit, method and remote radio unit (RRU) |
| CN105407685A (en) * | 2014-08-21 | 2016-03-16 | 华为技术有限公司 | Communication product and base station system |
| CN105578837A (en) * | 2014-10-16 | 2016-05-11 | 华为技术有限公司 | Remote radio unit and active antenna system |
| CN105792623A (en) * | 2016-05-13 | 2016-07-20 | 深圳三星通信技术研究有限公司 | Air cooling heat dissipation device for outdoor equipment |
| CN106163233A (en) * | 2016-07-29 | 2016-11-23 | 四川天邑康和通信股份有限公司 | Dispel the heat good fiber distal end machine enclosure |
| CN106330236A (en) * | 2016-09-28 | 2017-01-11 | 深圳三星通信技术研究有限公司 | Radio frequency remote module and radio frequency base station |
| CN106714504A (en) * | 2015-07-31 | 2017-05-24 | 中兴通讯股份有限公司 | Remote radio unit, mounting element, and radio-frequency communication system |
-
2010
- 2010-05-07 CN CN2010201863284U patent/CN201718149U/en not_active Expired - Lifetime
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102378549A (en) * | 2010-08-19 | 2012-03-14 | 中兴通讯股份有限公司 | Radiating device of outdoor radio frequency unit |
| CN102378549B (en) * | 2010-08-19 | 2016-03-16 | 中兴通讯股份有限公司 | A kind of radiating device of outdoor radio frequency unit |
| CN102612300A (en) * | 2012-02-23 | 2012-07-25 | 华为技术有限公司 | Remote radio head module and method for assembling the same, base station and communication system |
| CN102612300B (en) * | 2012-02-23 | 2015-07-29 | 华为技术有限公司 | A kind of radio frequency remoto module and assemble method, base station and communication system |
| US10757832B2 (en) | 2013-03-06 | 2020-08-25 | Huawei Technologies Co., Ltd. | Radio remote unit and communications device |
| CN104780743A (en) * | 2013-03-06 | 2015-07-15 | 华为技术有限公司 | Radio frequency zoom-out module and communication device |
| US10219406B2 (en) | 2013-03-06 | 2019-02-26 | Huawei Technologies Co., Ltd. | Radio remote unit and communications device |
| CN104780743B (en) * | 2013-03-06 | 2018-04-20 | 华为技术有限公司 | Radio frequency remoto module and communication equipment |
| CN104244676B (en) * | 2014-08-19 | 2017-03-08 | 深圳三星通信技术研究有限公司 | A kind of far end radio frequency radio remote unit structure |
| CN104244676A (en) * | 2014-08-19 | 2014-12-24 | 深圳三星通信技术研究有限公司 | Remote radio unit structure |
| CN105407685B (en) * | 2014-08-21 | 2017-12-22 | 华为技术有限公司 | Communication products and base station system |
| US9872416B2 (en) | 2014-08-21 | 2018-01-16 | Huawei Technologies Co., Ltd. | Communications product and base station system |
| CN105407685A (en) * | 2014-08-21 | 2016-03-16 | 华为技术有限公司 | Communication product and base station system |
| CN105376978A (en) * | 2014-08-22 | 2016-03-02 | 中兴通讯股份有限公司 | Module assembly unit, method and remote radio unit (RRU) |
| US10806049B2 (en) | 2014-10-16 | 2020-10-13 | Huawei Technologies Co., Ltd. | Remote radio unit and active antenna system |
| CN105578837A (en) * | 2014-10-16 | 2016-05-11 | 华为技术有限公司 | Remote radio unit and active antenna system |
| US10506736B2 (en) | 2014-10-16 | 2019-12-10 | Huawei Technologies Co., Ltd. | Remote radio unit and active antenna system |
| CN105578837B (en) * | 2014-10-16 | 2018-06-26 | 华为技术有限公司 | Remote Radio Unit and active antenna system |
| CN106714504A (en) * | 2015-07-31 | 2017-05-24 | 中兴通讯股份有限公司 | Remote radio unit, mounting element, and radio-frequency communication system |
| CN106714504B (en) * | 2015-07-31 | 2019-11-05 | 中兴通讯股份有限公司 | Remote Radio Unit, installation part and RF communication system |
| CN105792623B (en) * | 2016-05-13 | 2018-10-26 | 深圳三星通信技术研究有限公司 | A kind of air-cooled radiating device of outdoor equipment |
| CN105792623A (en) * | 2016-05-13 | 2016-07-20 | 深圳三星通信技术研究有限公司 | Air cooling heat dissipation device for outdoor equipment |
| CN106163233A (en) * | 2016-07-29 | 2016-11-23 | 四川天邑康和通信股份有限公司 | Dispel the heat good fiber distal end machine enclosure |
| CN106330236B (en) * | 2016-09-28 | 2018-12-18 | 深圳三星通信技术研究有限公司 | A kind of radio frequency remoto module and RF base station |
| CN106330236A (en) * | 2016-09-28 | 2017-01-11 | 深圳三星通信技术研究有限公司 | Radio frequency remote module and radio frequency base station |
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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: 20110119 |
|
| CX01 | Expiry of patent term |