CN105120372B - RF direct amplifying station device - Google Patents
RF direct amplifying station device Download PDFInfo
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- CN105120372B CN105120372B CN201510445304.3A CN201510445304A CN105120372B CN 105120372 B CN105120372 B CN 105120372B CN 201510445304 A CN201510445304 A CN 201510445304A CN 105120372 B CN105120372 B CN 105120372B
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- lower housing
- station device
- circuit board
- shell
- antenna
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Abstract
RF direct amplifying station device includes shell and the repeater module that is installed in shell, which includes first antenna, the first support cover, the first shielding case, circuit board, secondary shielding cover, the second support is covered and the second antenna；First shielding case is installed in the first panel of circuit board, and secondary shielding cover is installed in the second panel of circuit board；The backboard of first support cover is installed on the backboard of the first shielding case, 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 respectively in the first support cover and the second support cover.The first support cover, the first shielding case, the secondary shielding cover and second of the present invention supports cover to collectively form a good interrupter, greatly improve the isolation between first antenna and the second antenna, optimize the radio frequency interference free performance of direct amplifying station device, and make repeater modular structure compact, it is small.
Description
Technical field
The present invention relates to a kind of RF direct amplifying station devices.
Background technology
Repeater is by antenna, radio frequency duplexer, low-noise amplifier, frequency mixer, electrically controlled attenuator, filter, power
The uplink and downlink of the components such as amplifier composition amplify link.The basic principle of its work is：Use forward facing antenna（Donor antenna）It will
The downstream signal reception of base station amplifies useful signal into direct amplification machine, by low noise amplifier, inhibits the noise signal in signal,
Improve signal-to-noise ratio（S/N）；It is downconverted to intermediate-freuqncy signal again, filtered device filtering, intermediate frequency amplification, then shift frequency up-conversion is to penetrating
Frequently, amplify through power amplifier, by rearward-facing antenna（Retransmitting antenna）It is emitted to mobile station；Simultaneously movement is received using rearward-facing antenna
Platform uplink signal amplifies link processing along opposite path by uplink：I.e. pass through low noise amplifier, low-converter, filter, in
Put, upconverter, power amplifier are emitted to base station again, to realize the two-way communication of base station and mobile station.
By each component package in shell, the isolation of built-in aerial is poor for existing repeater, influences properties of product, and
It is bulky；In addition, the existing rectangular box body of shell, only opens heat emission hole in backboard so that the heat that repeater generates when working
Long-term aggregated is measured in inside, can only slowly be radiated by the heat emission hole of backboard with static radiating mode, radiating efficiency is low, heat dissipation effect
Fruit is poor, influences the working performance of the component of repeater, shortens the service life of each component.
Invention content
In view of the deficiencies of the prior art, the purpose of the present invention is intended to provide a kind of radio frequency solving above-mentioned technical problem
Direct amplifying station device.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of RF direct amplifying station device comprising shell and the repeater module being installed in shell, the repeater module
Including first antenna, the first support cover, the first shielding case, circuit board, secondary shielding cover, the second support cover and the second antenna；
First shielding case is installed in the first panel of circuit board, and secondary shielding cover is installed on the second panel of circuit board
On；The backboard of first support cover is installed on the backboard of the first shielding case, and the backboard of the second support cover is installed on secondary shielding cover
Backboard on；First antenna and the second antenna are built in respectively in the first support cover and the second support cover.
Preferably, department of assembly made of each shielding case includes thermally conductive backplane and extends from two opposite end of thermally conductive backplane, often
One shielding case is fixed on by department of assembly in the outer rim of circuit board, and a free air space is constituted between each shielding case and circuit board；
The upper end of shell offers the first heat dissipating grid mesh, and the bottom wall of shell offers the second heat dissipating grid mesh, the second lattice-shaped
Heat emission hole, free air space, the first heat dissipating grid mesh constitute a radiating convection channel penetrated through from bottom to top.
Preferably, which is distributed in each side wall of the upper end of shell.
Preferably, which includes upper shell and lower housing, and the first heat dissipating grid mesh is distributed in each side wall of upper shell
On, the second heat dissipating grid mesh is distributed on the bottom wall of lower housing；Upper shell is removably installed lower housing by snap
On, upper shell and lower housing constitute a receiving space for accommodating repeater module.
Preferably, the lower edge of upper shell extends several shackle members, and groove, the inner wall of lower housing are opened up in each shackle member
Upper limb extends several clamping protrusions, when upper shell is installed on lower housing, is clamped the groove of the embedded corresponding shackle member of protrusion
It is interior.
Preferably, the madial wall of lower housing offers two opposite strip guide grooves, and repeater module is contained in lower casing
When body, the both ends of circuit board are plugged in respectively in two guide grooves.
Preferably, LED is laid on circuit board, the side wall correspondence of lower housing is embedded with filter, LED face filters.
Preferably, which is also laid with USB interface, reset button, power interface and rf input interface, lower housing
Bottom wall correspond to offer assembly USB interface through-hole, assemble reset button through-hole, assemble power interface through-hole and assembly
The through-hole of rf input interface.
Preferably, it is additionally provided with wall hanging piece on the side wall of lower housing.
Preferably, the bottom wall of lower housing also extends several support legs.
Beneficial effects of the present invention include at least the following：
1, it is good to collectively form one for the first support cover of the invention, the first shielding case, secondary shielding cover and the second support cover
Interrupter, greatly improve the isolation between first antenna and the second antenna, the radio frequency for optimizing direct amplifying station device is anti-interference
Performance, and make repeater modular structure compact, it is small.
2, the free air space between the second lattice-shaped heat emission hole, support cover and circuit board, the first heat dissipating grid mesh are constituted
The one radiating convection channel penetrated through from bottom to top, it is empty that the heat that each element of circuit board generates is transferred to circulation in thermo-conducting manner
Between, extraneous cold airflow from the and heat dissipating grid mesh enters in shell, pass through free air space, the heat that free air space is assembled
Take away, form thermal current, which in turn is taken heat outside shell out of by the first heat dissipating grid mesh, realize static state with it is dynamic
The heat dissipation that state combines, better heat-radiation effect, properties of product are more stable, extend the service life of each component.
Description of the drawings
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 positions II 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 of the RF direct amplifying station device of Fig. 1 opened after upper casing.
Fig. 9 is the vertical view of the lower casing of the RF direct amplifying station device of Fig. 1.
Specific implementation mode
Below in conjunction with attached drawing and specific implementation mode, the present invention is described further：
1 to Fig. 9 is referred to, the present invention relates to a kind of RF direct amplifying station device, better embodiment includes shell 1 and straight
Station module is put, which includes 51, first shielding case 41 of the support cover of first antenna 61, first, circuit board 2, the second screen
Cover the support of cover 42, second cover 52 and the second antenna 62.
First shielding case 41 is installed in the first panel of circuit board 2, and secondary shielding cover 42 is installed on the second of circuit board 2
On panel；The backboard of first support cover 51 is installed on the backboard of the first shielding case 41, and the backboard of the second support cover 52 is installed on
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 second support cover respectively
In 52；The repeater module is installed in shell 1.
First the 51, first shielding case 41 of support cover, the support of secondary shielding cover 42 and second cover 52 of the present invention collectively forms
One good interrupter greatly improves the isolation between first antenna 61 and the second antenna 62, optimizes direct amplifying station device
Radio frequency interference free performance, and make repeater modular structure compact, it is small.
Preferably, each shielding case（That is the first shielding case 41 or secondary shielding cover 42）It is carried on the back including thermally conductive backplane and from heat conduction
Department of assembly made of two opposite end of plate extends, the section of department of assembly is substantially L-shaped, and each shielding case is fixed on electricity by department of assembly
In the outer rim of road plate 2, a free air space is constituted between each shielding case and circuit board 2, to facilitate heat dissipation.
Preferably, the first shielding case 41 or secondary shielding cover 42 are all made of AL5052H3 aluminum alloy materials and are made, and realize excellent
Good heat conductivility is provided simultaneously with enough hardness and plays a supportive role.
Referring to 4, Fig. 5 and Fig. 9, in the present embodiment, the upper end of shell 1 offers the first heat dissipating grid mesh 112, shell 1
Bottom wall offer the second heat dissipating grid mesh 123, in this way, between the second lattice-shaped heat emission hole 123, shielding case and circuit board 2
Free air space, the first heat dissipating grid mesh 112 constitute the radiating convection channel that penetrates through from bottom to top, each element production of circuit board
Raw heat is also transferred to free air space in thermo-conducting manner, and extraneous cold airflow enters from the second heat dissipating grid mesh 123
In shell 1, free air space is passed through, the heat that free air space is assembled is taken away, forms thermal current, which passes through first in turn
Heat dissipating grid mesh 112 takes heat outside shell 1 out of, realizes the static heat dissipation with dynamic bind, better heat-radiation effect, product
Can be more stable, extend the service life of each component.
Preferably, which is distributed in each side wall of the upper end of shell 1, and it is cyclic annular three-dimensional to form one
Array so that thermal current can be transmitted to outside shell 1 from all directions, improve radiating efficiency.
In the present embodiment, which includes upper shell 11 and lower housing 12, and the first heat dissipating grid mesh 112 is distributed in
On each side wall of shell 11, the second heat dissipating grid mesh 123 is distributed on the bottom wall of lower housing 12；Upper shell 11 passes through buckle side
Formula is removably installed on lower housing 12, and upper shell 11 and lower housing 12 constitute a receiving sky for accommodating repeater module
Between.
Referring to Fig. 1, it is preferable that the lower edge of upper shell 11 extends several shackle members 111, is opened up in each shackle member 111
The inner wall upper limb of groove, lower housing 12 extends several clamping protrusions 122, when upper shell 11 is installed on lower housing 12, clamping
Protrusion 122 is embedded in the groove of corresponding shackle member 111.
Referring to Fig. 1, it is preferable that the madial wall of lower housing 12 offers two opposite strip guide grooves 126, repeater mould
When group is contained in lower housing 12, the both ends of circuit board 2 are plugged in respectively in two guide grooves 126, and guide groove 126 facilitates straight hair station mould
Group carries out guide and limit in assembling, is also beneficial to straight hair station module being stably attached in shell 1.
Referring to Fig. 2 and Fig. 6, in the present embodiment, LED 21 is laid on circuit board 2, the side wall correspondence of lower housing 12 is embedded
There are filter 121,21 face filters 121 of LED.
The circuit board 2 is also laid with USB interface 22, reset button 23, power interface 24 and rf input interface 25, lower casing
The bottom wall of body 12 corresponds to the through-hole 1225, the through-hole 1226 for assembling reset button 23, assembly power supply for offering assembly USB interface 22
The through-hole 1228 of the through-hole 1227 and assembly rf input interface 25 of interface 24.Each interface and button are assemblied in lower casing by the present invention
The lower end of body 12 may make that the present apparatus is more attractive.
In the present embodiment, it is additionally provided with wall hanging piece 129 on the side wall of lower housing 12, direct amplifying station device is installed on wall to facilitate
On wall.
Preferably, the bottom wall of lower housing 12 also extends several support legs 128, so that direct amplifying station device is positioned over ground
Or when desktop, apart from ground or desktop certain intervals, facilitate heat dissipation.
" first " and " second " of the present invention only play the role of the different components of difference two, do not play the work of differentiation sequence
With.
For those skilled in the art, technical solution that can be as described above and design are made other each
Kind is corresponding to be changed and deforms, and all these change and deform the protection model that should all belong to the claims in the present invention
Within enclosing.
Claims (10)
1. a kind of RF direct amplifying station device, it is characterised in that：It includes shell and the repeater module that is installed in shell, this is straight
It includes first antenna, the first support cover, the first shielding case, circuit board, secondary shielding cover, the second support cover and second to put station module
Antenna；
First shielding case is installed in the first panel of circuit board, and secondary shielding cover is installed in the second panel of circuit board；The
The backboard of one support cover is installed on the backboard of the first shielding case, and the backboard of the second support cover is installed on the backboard of secondary shielding cover
On；First antenna and the second antenna are built in respectively in the first support cover and the second support cover；Each shielding case includes the heat conduction back of the body
Plate and from two opposite end of thermally conductive backplane extend made of department of assembly, the section of the department of assembly is L-shaped, and each shielding case passes through dress
It is fixed in the outer rim of circuit board with portion, a free air space is constituted between each shielding case and circuit board.
2. RF direct amplifying station device as described in claim 1, it is characterised in that：The upper end of the shell offers the first heat dissipation
The bottom wall of grid mesh, shell offers the second heat dissipating grid mesh, the second lattice-shaped heat emission hole, free air space, the first heat dissipation
Grid mesh constitutes a radiating convection channel penetrated through from bottom to top.
3. RF direct amplifying station device as claimed in claim 2, it is characterised in that：The first heat dissipating grid mesh is distributed in shell
Upper end each side wall.
4. RF direct amplifying station device as claimed in claim 2 or claim 3, it is characterised in that：The shell includes upper shell and lower housing,
First heat dissipating grid mesh is distributed on each side wall of upper shell, and the second heat dissipating grid mesh is distributed on the bottom wall of lower housing；
Upper shell is removably installed by snap on lower housing, and upper shell and lower housing constitute one for accommodating repeater module
Receiving space.
5. RF direct amplifying station device as claimed in claim 4, it is characterised in that：The lower edge of upper shell extends several clampings
Part opens up groove in each shackle member, and the inner wall upper limb of lower housing extends several clampings protrusions, and upper shell is installed on lower housing
When upper, it was clamped in the groove of the embedded corresponding shackle member of protrusion.
6. RF direct amplifying station device as claimed in claim 4, it is characterised in that：The madial wall of lower housing offers two opposite
Strip guide groove, when repeater module is contained in lower housing, the both ends of circuit board are plugged in respectively in two guide grooves.
7. RF direct amplifying station device as claimed in claim 4, it is characterised in that：LED, the side of lower housing are laid on circuit board
Wall correspondence is embedded with filter, LED face filters.
8. RF direct amplifying station device as claimed in claim 4, it is characterised in that：The circuit board is also laid with USB interface, resets
Button, power interface and rf input interface, the bottom wall of lower housing corresponds to the through-hole for offering assembly USB interface, assembly resets
The through-hole of button, the through-hole for assembling power interface and the through-hole for assembling rf input interface.
9. RF direct amplifying station device as claimed in claim 4, it is characterised in that：It is additionally provided with wall hanging piece on the side wall of lower housing.
10. RF direct amplifying station device as claimed in claim 4, it is characterised in that：The bottom wall of lower housing also extends several
Spike.
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 CN105120372A (en) | 2015-12-02 |
| CN105120372B true CN105120372B (en) | 2018-08-21 |
Family
ID=54668214
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 |
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| CN (1) | CN105120372B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206864635U (en) * | 2017-05-10 | 2018-01-09 | 深圳市大疆创新科技有限公司 | Anneta module and intercept antenna assembly |
| CN207201170U (en) * | 2017-07-20 | 2018-04-06 | 深圳市大疆创新科技有限公司 | Intercept receiver |
| 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 |
| CN112087823B (en) * | 2020-07-23 | 2023-10-13 | 广东通宇通讯股份有限公司 | Integrated small base station |
Citations (4)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101807930A (en) * | 2009-02-13 | 2010-08-18 | 华为技术有限公司 | Base station radio frequency duplexer, radio frequency module and radio frequency system |
-
2015
- 2015-07-27 CN CN201510445304.3A patent/CN105120372B/en active Active
Patent Citations (4)
| 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 |
| 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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| Publication number | Publication date |
|---|---|
| CN105120372A (en) | 2015-12-02 |
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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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