CN105120372A - Radio frequency repeater device - Google Patents
Radio frequency repeater device Download PDFInfo
- Publication number
- CN105120372A CN105120372A CN201510445304.3A CN201510445304A CN105120372A CN 105120372 A CN105120372 A CN 105120372A CN 201510445304 A CN201510445304 A CN 201510445304A CN 105120372 A CN105120372 A CN 105120372A
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- lower house
- station device
- circuit board
- shell
- backboard
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Abstract
A radio frequency repeater device comprises an outer shell and a repeater module which is installed in the outer shell, wherein the repeater module comprises a first antenna, a first supporting cover, a first shielding cover, a circuit board, a second shielding cover, a second supporting cover and a second antenna; the first shielding cover is installed on a first panel of the circuit board, and the second shielding cover is installed on a second panel of the circuit board; a backboard of the first supporting cover is installed on a backboard of the first shielding cover, and a backboard of the second supporting cover is installed on a backboard of the second shielding cover; and the first antenna is arranged inside the first supporting cover, and the second antenna is arranged inside the second supporting cover. According to the radio frequency repeater device, an effective isolation mechanism is formed by the first supporting cover, the first shielding cover, the second shielding cover and the second supporting cover, the isolation between the first antenna and the second antenna is greatly improved, the radio frequency anti-interference capability of the repeater device is optimized, and the repeater module is compact in structure and small in size.
Description
Technical field
The present invention relates to a kind of RF direct amplifying station device.
Background technology
Repeater is that the uplink and downlink be made up of components and parts such as antenna, radio frequency duplexer, low noise amplifier, frequency mixer, electrically controlled attenuator, filter, power amplifiers amplify link.The general principle of its work is: with forward facing antenna (donor antenna), the downstream signal reception of base station is entered direct amplification machine, amplified by useful signal by low noise amplifier, suppresses the noise signal in signal, improves signal to noise ratio (S/N); Again through downconverting to intermediate-freuqncy signal, through filter filtering, intermediate frequency amplifies, then shift frequency up-conversion is to radio frequency, amplifies, be transmitted into travelling carriage by rearward-facing antenna (retransmitting antenna) through power amplifier; Utilize rearward-facing antenna receiving mobile upward signal simultaneously, along contrary path by up amplification link processing: namely through low noise amplifier, low-converter, filter, in put, upconverter, power amplifier be transmitted into base station again, thus realize the two-way communication of base station and travelling carriage.
Existing repeater is by each component package in shell, and the isolation of built-in aerial is poor, affects properties of product, and bulky; In addition, the rectangular box body of existing shell, only open louvre at backboard, the heat long-term aggregated produced when repeater is worked is in inside, slowly can only dispel the heat with the louvre of static radiating mode by backboard, radiating efficiency is low, and radiating effect is poor, affect the service behaviour of the components and parts of repeater, shorten the useful life of each components and parts.
Summary of the invention
For the deficiencies in the prior art, object of the present invention is intended to provide a kind of RF direct amplifying station device solved the problems of the technologies described above.
For achieving the above object, the present invention adopts following technical scheme:
A kind of RF direct amplifying station device, it comprises shell and is installed on the repeater module in shell, and this repeater module comprises the first antenna, the first support cover, the first radome, circuit board, secondary shielding cover, the second support cover and the second antenna;
First radome is installed on the first panel of circuit board, and secondary shielding cover is installed on the second panel of circuit board; The backboard of the first support cover is installed on the backboard of the first radome, and the backboard of the second support cover is installed on the backboard of secondary shielding cover; First antenna and the second antenna are built in the first support cover and the second support cover respectively.
Preferably, the department of assembly that each radome comprises heat conduction backboard and extends from heat conduction backboard two opposite end, each radome is fixed in the outer rim of circuit board by department of assembly, forms a free air space between each radome and circuit board; The upper end of shell offers the first heat dissipating grid mesh, and the diapire of shell offers the second heat dissipating grid mesh, and second gate trellis louvre, free air space, the first heat dissipating grid mesh form a through radiating convection passage from bottom to top.
Preferably, this first heat dissipating grid mesh is distributed in each sidewall of the upper end of shell.
Preferably, this shell comprises upper shell and lower house, and the first heat dissipating grid mesh is distributed on each sidewall of upper shell, and the second heat dissipating grid mesh is distributed on the diapire of lower house; Upper shell is removably installed on lower house by snap, and upper shell and lower house form one for accommodating the receiving space of repeater module.
Preferably, the lower edge of upper shell extends some shackle member, and each shackle member offers groove, and the inwall upper limb of lower house extends some clampings projection, and when upper shell is installed on lower house, clamping projection embeds in the groove of corresponding shackle member.
Preferably, the madial wall of lower house offers two relative strip gathering sills, and when repeater module is contained in lower house, the two ends of circuit board are plugged in two gathering sills respectively.
Preferably, circuit board is laid with LED, the sidewall correspondence of lower house is embedded with filter, and LED is just to filter.
Preferably, this circuit board is also laid with USB interface, reset button, power interface and rf input interface, and the diapire correspondence of lower house offers the through hole of the through hole of assembling USB interface, the through hole of assembling reset button, the through hole of assembling power interface and assembling rf input interface.
Preferably, the sidewall of lower house is also provided with wall hanging piece.
Preferably, the diapire of lower house also extends some feets.
Beneficial effect of the present invention at least comprise following some:
1, the first support cover of the present invention, the first radome, secondary shielding cover and the second support cover form a good interrupter jointly, greatly improve the isolation between the first antenna and the second antenna, optimize the radio frequency interference free performance of direct amplifying station device, and making repeater modular structure compact, volume is little.
2, second gate trellis louvre, free air space between support cover and circuit board, first heat dissipating grid mesh forms a through radiating convection passage from bottom to top, the heat that each element of circuit board produces is transferred to free air space in thermo-conducting manner, from the, heat dissipating grid mesh enters in shell extraneous cold airflow, through free air space, the heat that free air space is assembled is taken away, form thermal current, this thermal current and then carry heat is gone out outside shell by the first heat dissipating grid mesh, realize the heat radiation that static and dynamic Status combines, better heat-radiation effect, properties of product are more stable, extend the useful life of each components and parts.
Accompanying drawing explanation
Fig. 1 is the exploded view of the better embodiment of RF direct amplifying station device of the present invention.
Fig. 2 is the assembling stereogram of the RF direct amplifying station device of Fig. 1.
Fig. 3 is the assembling stereogram of another view of the RF direct amplifying station device of Fig. 1.
Fig. 4 is the enlarged drawing at the II position of the RF direct amplifying station device of Fig. 3.
Fig. 5 is the assembling stereogram of the another view of the RF direct amplifying station device of Fig. 1.
Fig. 6 is the assembling stereogram of the repeater module of the RF direct amplifying station device of Fig. 1.
Fig. 7 is the assembling stereogram of another view of the repeater module of the RF direct amplifying station device of Fig. 1.
Fig. 8 is the assembling stereogram opened after upper casing of the RF direct amplifying station device of Fig. 1.
Fig. 9 is the vertical view of the lower casing of the RF direct amplifying station device of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described further:
Refer to 1 to Fig. 9, the present invention relates to a kind of RF direct amplifying station device, its better embodiment comprises shell 1 and repeater module, and this repeater module comprises the first antenna 61, first support cover 51, first radome 41, circuit board 2, secondary shielding cover 42, second support cover 52 and the second antenna 62.
First radome 41 is installed on the first panel of circuit board 2, and secondary shielding cover 42 is installed on the second panel of circuit board 2; The backboard of the first support cover 51 is installed on the backboard of the first radome 41, and the backboard of the second support cover 52 is installed on the backboard of secondary shielding cover 42; First antenna 61 and the second antenna 62 are built in the first support cover 51 and the second support cover 52 respectively; This repeater module is installed in shell 1.
First support cover 51, first radome 41 of the present invention, secondary shielding cover 42 and the second support cover 52 form a good interrupter jointly, greatly improve the isolation between the first antenna 61 and the second antenna 62, optimize the radio frequency interference free performance of direct amplifying station device, and making repeater modular structure compact, volume is little.
Preferably, the department of assembly that each radome (i.e. the first radome 41 or secondary shielding cover 42) comprises heat conduction backboard and extends from heat conduction backboard two opposite end, the section of department of assembly is roughly in L-type, each radome is fixed in the outer rim of circuit board 2 by department of assembly, a free air space is formed, to facilitate heat radiation between each radome and circuit board 2.
Preferably, the first radome 41 or secondary shielding cover 42 all adopt AL5052H3 aluminum alloy materials to make, and realize excellent heat conductivity performance, possess enough hardness simultaneously and play a supportive role.
See 4, Fig. 5 and Fig. 9, in the present embodiment, the upper end of shell 1 offers the first heat dissipating grid mesh 112, the diapire of shell 1 offers the second heat dissipating grid mesh 123, so, second gate trellis louvre 123, free air space between radome and circuit board 2, first heat dissipating grid mesh 112 forms a through radiating convection passage from bottom to top, the heat that each element of circuit board produces also is transferred to free air space in thermo-conducting manner, extraneous cold airflow enters in shell 1 from the second heat dissipating grid mesh 123, through free air space, the heat that free air space is assembled is taken away, form thermal current, this thermal current and then carry heat is gone out outside shell 1 by the first heat dissipating grid mesh 112, realize the heat radiation that static and dynamic Status combines, better heat-radiation effect, properties of product are more stable, extend the useful life of each components and parts.
Preferably, this first heat dissipating grid mesh 112 is distributed in each sidewall of the upper end of shell 1, forms a ring-type solid array, makes thermal current can transfer to shell 1 from all directions, improves radiating efficiency.
In the present embodiment, this shell 1 comprises upper shell 11 and lower house 12, first heat dissipating grid mesh 112 is distributed on each sidewall of upper shell 11, and the second heat dissipating grid mesh 123 is distributed on the diapire of lower house 12; Upper shell 11 is removably installed on lower house 12 by snap, and upper shell 11 and lower house 12 form one for accommodating the receiving space of repeater module.
See Fig. 1, preferably, the lower edge of upper shell 11 extends some shackle member 111, each shackle member 111 offers groove, the inwall upper limb of lower house 12 extends some clamping projections 122, when upper shell 11 is installed on lower house 12, clamping protruding 122 embeds in the groove of corresponding shackle member 111.
See Fig. 1, preferably, the madial wall of lower house 12 offers two relative strip gathering sills 126, when repeater module is contained in lower house 12, the two ends of circuit board 2 are plugged in two gathering sills 126 respectively, gathering sill 126 facilitates straight hair station module to carry out guide and limit when assembling, and is also conducive to straight hair station module to be fixed on securely in shell 1.
See Fig. 2 and Fig. 6, in the present embodiment, circuit board 2 is laid with LED21, the sidewall correspondence of lower house 12 is embedded with filter 121, LED21 just to filter 121.
This circuit board 2 is also laid with USB interface 22, reset button 23, power interface 24 and rf input interface 25, and the diapire correspondence of lower house 12 offers the through hole 1228 of the through hole 1225 of assembling USB interface 22, the through hole 1226 of assembling reset button 23, the through hole 1227 of assembling power interface 24 and assembling rf input interface 25.Each interface and button are assemblied in the lower end of lower house 12 by the present invention, and this device can be made more attractive in appearance.
In the present embodiment, the sidewall of lower house 12 is also provided with wall hanging piece 129, to facilitate, direct amplifying station device is installed on wall.
Preferably, the diapire of lower house 12 also extends some feets 128, when being positioned over ground or desktop to make direct amplifying station device, and distance ground or desktop certain intervals, convenient heat radiation.
" first " and " second " that the present invention relates to only plays the effect of the different parts of difference two, does not play differentiation order.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection range of the claims in the present invention.
Claims (10)
1. a RF direct amplifying station device, it is characterized in that: it comprises shell and is installed on the repeater module in shell, and this repeater module comprises the first antenna, the first support cover, the first radome, circuit board, secondary shielding cover, the second support cover and the second antenna;
First radome is installed on the first panel of circuit board, and secondary shielding cover is installed on the second panel of circuit board; The backboard of the first support cover is installed on the backboard of the first radome, and the backboard of the second support cover is installed on the backboard of secondary shielding cover; First antenna and the second antenna are built in the first support cover and the second support cover respectively.
2. RF direct amplifying station device as claimed in claim 1, it is characterized in that: the department of assembly that each radome comprises heat conduction backboard and extends from heat conduction backboard two opposite end, each radome is fixed in the outer rim of circuit board by department of assembly, forms a free air space between each radome and circuit board; The upper end of shell offers the first heat dissipating grid mesh, and the diapire of shell offers the second heat dissipating grid mesh, and second gate trellis louvre, free air space, the first heat dissipating grid mesh form a through radiating convection passage from bottom to top.
3. RF direct amplifying station device as claimed in claim 2, is characterized in that: this first heat dissipating grid mesh is distributed in each sidewall of the upper end of shell.
4. RF direct amplifying station device as claimed in claim 2 or claim 3, it is characterized in that: this shell comprises upper shell and lower house, the first heat dissipating grid mesh is distributed on each sidewall of upper shell, and the second heat dissipating grid mesh is distributed on the diapire of lower house; Upper shell is removably installed on lower house by snap, and upper shell and lower house form one for accommodating the receiving space of repeater module.
5. RF direct amplifying station device as claimed in claim 4, it is characterized in that: the lower edge of upper shell extends some shackle member, each shackle member offers groove, the inwall upper limb of lower house extends some clampings projection, when upper shell is installed on lower house, clamping projection embeds in the groove of corresponding shackle member.
6. RF direct amplifying station device as claimed in claim 4, is characterized in that: the madial wall of lower house offers two relative strip gathering sills, and when repeater module is contained in lower house, the two ends of circuit board are plugged in two gathering sills respectively.
7. RF direct amplifying station device as claimed in claim 4, it is characterized in that: circuit board is laid with LED, the sidewall correspondence of lower house is embedded with filter, and LED is just to filter.
8. RF direct amplifying station device as claimed in claim 4, it is characterized in that: this circuit board is also laid with USB interface, reset button, power interface and rf input interface, the diapire correspondence of lower house offers the through hole of the through hole of assembling USB interface, the through hole of assembling reset button, the through hole of assembling power interface and assembling rf input interface.
9. RF direct amplifying station device as claimed in claim 4, is characterized in that: the sidewall of lower house is also provided with wall hanging piece.
10. RF direct amplifying station device as claimed in claim 4, is characterized in that: the diapire of lower house also extends some feets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445304.3A CN105120372B (en) | 2015-07-27 | 2015-07-27 | RF direct amplifying station device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445304.3A CN105120372B (en) | 2015-07-27 | 2015-07-27 | RF direct amplifying station device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105120372A true CN105120372A (en) | 2015-12-02 |
| CN105120372B CN105120372B (en) | 2018-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510445304.3A Active CN105120372B (en) | 2015-07-27 | 2015-07-27 | RF direct amplifying station device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105120372B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600868A (en) * | 2018-05-03 | 2018-09-28 | 苏州环之道智能科技有限公司 | A kind of Mobile communication direct base station |
| CN109891670A (en) * | 2017-05-10 | 2019-06-14 | 深圳市大疆创新科技有限公司 | Anneta module and listen to antenna assembly |
| CN110024502A (en) * | 2017-07-20 | 2019-07-16 | 深圳市大疆创新科技有限公司 | Intercept receiver |
| CN112087823A (en) * | 2020-07-23 | 2020-12-15 | 广东通宇通讯股份有限公司 | Integrated small base station |
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| CN201238299Y (en) * | 2008-08-14 | 2009-05-13 | 陈伦洪 | Novel frequency-division duplexing energy-saving repeater |
| US20100207705A1 (en) * | 2009-02-13 | 2010-08-19 | Huawei Technologies Co., Ltd. | Base station rf duplexer, rf module, and rf system |
| CN201584970U (en) * | 2009-10-30 | 2010-09-15 | 深圳市达驰通信有限公司 | Micro power repeater |
| CN102136622A (en) * | 2010-11-16 | 2011-07-27 | 广东通宇通讯股份有限公司 | GPS (Global Positioning System) timing antenna |
| CN202103801U (en) * | 2011-05-18 | 2012-01-04 | 珠海银邮光电技术发展股份有限公司 | Far-end machine chassis of outdoor communication repeater |
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2015
- 2015-07-27 CN CN201510445304.3A patent/CN105120372B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201238299Y (en) * | 2008-08-14 | 2009-05-13 | 陈伦洪 | Novel frequency-division duplexing energy-saving repeater |
| US20100207705A1 (en) * | 2009-02-13 | 2010-08-19 | Huawei Technologies Co., Ltd. | Base station rf duplexer, rf module, and rf system |
| CN201584970U (en) * | 2009-10-30 | 2010-09-15 | 深圳市达驰通信有限公司 | Micro power repeater |
| CN102136622A (en) * | 2010-11-16 | 2011-07-27 | 广东通宇通讯股份有限公司 | GPS (Global Positioning System) timing antenna |
| CN202103801U (en) * | 2011-05-18 | 2012-01-04 | 珠海银邮光电技术发展股份有限公司 | Far-end machine chassis of outdoor communication repeater |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109891670A (en) * | 2017-05-10 | 2019-06-14 | 深圳市大疆创新科技有限公司 | Anneta module and listen to antenna assembly |
| CN110024502A (en) * | 2017-07-20 | 2019-07-16 | 深圳市大疆创新科技有限公司 | Intercept receiver |
| CN108600868A (en) * | 2018-05-03 | 2018-09-28 | 苏州环之道智能科技有限公司 | A kind of Mobile communication direct base station |
| CN108600868B (en) * | 2018-05-03 | 2019-02-19 | 广东信威通信科技有限公司 | A kind of Mobile communication direct base station |
| CN112087823A (en) * | 2020-07-23 | 2020-12-15 | 广东通宇通讯股份有限公司 | Integrated small base station |
| CN112087823B (en) * | 2020-07-23 | 2023-10-13 | 广东通宇通讯股份有限公司 | Integrated small base station |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105120372B (en) | 2018-08-21 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: RF Repeater Unit Effective date of registration: 20220906 Granted publication date: 20180821 Pledgee: Xiamen Jinyuan Financing Guarantee Co.,Ltd. Pledgor: FUJIAN HELIOS TECHNOLOGIES CO.,LTD. Registration number: Y2022980014562 |
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