CN209418737U - The connection structure of cavity body filter input/output port - Google Patents
The connection structure of cavity body filter input/output port Download PDFInfo
- Publication number
- CN209418737U CN209418737U CN201821916631.8U CN201821916631U CN209418737U CN 209418737 U CN209418737 U CN 209418737U CN 201821916631 U CN201821916631 U CN 201821916631U CN 209418737 U CN209418737 U CN 209418737U
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- China
- Prior art keywords
- cavity
- connecting column
- hole
- connection structure
- body filter
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- 210000003205 muscle Anatomy 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
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Abstract
The utility model is suitable for cavity body filter technical field, provide a kind of connection structure of cavity body filter input/output port, it include resonant cavity, resonator, port connecting column, attachment screw and cover board, the cover plate lid shares the accent of the resonant cavity top surface, the resonator is set in the cavity of the resonant cavity, the port connecting column is through the cover board and extends in the cavity, and the resonator couples muscle by Single port in the resonant cavity with the port connecting column and connects；The port connecting column is equipped with threaded hole on the end face except the resonant cavity, and the attachment screw is screwed onto the threaded hole.Whereby, the utility model it is compact-sized, it is low in cost, save height space, simple installation and be readily disassembled.
Description
Technical field
The utility model relates to cavity body filter technical field more particularly to a kind of cavity body filter input/output ports
Connection structure.
Background technique
With the rapid development of wireless communication technique, requirement of the market to the performance of communication base station equipment, volume and cost
It is more stringent.Especially in the upcoming 5G epoch, Massive-MIMO (extensive antenna technology) technology and active antenna
It is universal to need that a large amount of filter module is minimized and is integrated into the feeding network of aerial array, it means that filter mould
Block largely connect needs using with butt joint or SMT between board for receiving and sending message and aerial array with TRX (base station radio-frequency plate)
(Surface Mount Technology, surface mounting technology) surface mount is completed.Joint connection manner not only cost compared with
Height, and connector itself can additionally occupy valuable module volume.Although and SMT mode saves cost and space, exists not
Quick detachable the shortcomings that reprocessing.
In summary, existing method is in actual use, it is clear that there is inconvenient and defect, it is therefore necessary to be changed
Into.
Utility model content
For above-mentioned defect, the purpose of this utility model is to provide a kind of companies of cavity body filter input/output port
Binding structure, it is compact-sized, low in cost, save height space, simple installation and be readily disassembled.
To achieve the goals above, the utility model provides a kind of connection structure of cavity body filter input/output port,
It include resonant cavity, resonator, port connecting column, attachment screw and cover board, the cover plate lid shares the resonant cavity top surface
Accent, the resonator is set in the cavity of the resonant cavity, and the port connecting column is through the cover board and extending to institute
It states in cavity, the resonator couples muscle by Single port in the resonant cavity with the port connecting column and connects；The end
Mouth connecting column is equipped with threaded hole on the end face except the resonant cavity, and the attachment screw is screwed onto the threaded hole.
It further include having PCB (Printed according to the connection structure of the cavity body filter input/output port
Circuit Board printed circuit board) plate, the pcb board is mounted on the cover board, and the port connecting column runs through institute
State pcb board and the cover board.
According to the connection structure of the cavity body filter input/output port, the cover board is equipped with first through hole, institute
Port connecting column is stated in the cavity that the first through hole enters the resonant cavity.
According to the connection structure of the cavity body filter input/output port, the intracorporal port connecting column of chamber
It is equipped with a medium socket, the top and the bottom of the medium socket are respectively equipped with the first cascade ring and the second cascade ring, and the medium socket is logical
The lower end that first cascade ring is engaged on the first through hole is crossed, the medium socket is fixed on institute by second cascade ring
On the outer surface for stating port connecting column.
According to the connection structure of the cavity body filter input/output port, the inner wall of the first through hole and described
Layers of copper is plated with around the upper surface of one through-hole.
According to the connection structure of the cavity body filter input/output port, the cover board is equipped with the second through-hole, if
There is a tuning screw to connect through second through-hole with the resonator, and the top of the tuning screw is in described second
On the upper surface of through-hole.
According to the connection structure of the cavity body filter input/output port, the pcb board is equipped with a microstrip line, institute
It states attachment screw and penetrates through one end that the pcb board connect with the threaded hole and presses the microstrip line.
According to the connection structure of the cavity body filter input/output port, the resonator and the port connecting column
It is built up in the resonant cavity vertically, and the both ends of port coupling muscle are connected to the resonator and the port connects
It connects on column.
The connection structure of cavity body filter input/output port described in the utility model, include resonant cavity, resonator,
Port connecting column, attachment screw and cover board, the cover plate lid share the accent of the resonant cavity top surface, and the resonator is set to
In the cavity of the resonant cavity, the port connecting column through the cover board and extending in the cavity, the resonator and
The port connecting column couples muscle connection by Single port in the resonant cavity；The port connecting column the resonant cavity it
Outer end face is equipped with threaded hole, and the attachment screw is screwed onto the threaded hole.Whereby, the utility model it is compact-sized,
It is low in cost, save height space, simple installation and be readily disassembled.
Detailed description of the invention
Fig. 1 is the structure plane of the connection structure of cavity body filter input/output port described in the preferred embodiment in the utility model
Face figure.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1 shows the connection structure of cavity body filter input/output port described in the preferred embodiment in the utility model, packet
Resonant cavity 10, resonator 20, port connecting column 30, attachment screw 50 and cover board 40 are included, the lid of cover board 40 shares resonance
The accent of 10 top surface of chamber, the resonator 20 are set in the cavity of resonant cavity 10, and the port connecting column 30 runs through cover board 40 simultaneously
It extends in the cavity, the resonator 20 and port connecting column 30 couple muscle 101 by Single port in resonator 20 and connect
It connects；The port connecting column 30 is equipped with threaded hole on the end face except resonant cavity 10, and the attachment screw 50 is connected to described
In threaded hole.The cavity body filter receives the routes such as calling module or antenna feeding network by the attachment screw 50 and TRX
Electric signal connection is carried out between plate.Connection is matched compared to traditional pin and box sub, which does not have to reserved additional
Longitudinal space, which is given, matches butt joint, can effectively reduce integral module height, have the advantages that compact-sized；Furthermore it also saves
The cost for matching pin and box sub, it is larger to overall cost contribution is reduced in the case where there is a large amount of such connections；Compared to tradition
SMT patch type of attachment, the utility model connection type under the premise of space and substantially comparable cost have simple installation,
The advantages of being readily disassembled.
It preferably, further include having pcb board 60, the pcb board 60 is mounted on cover board 40, and the port connecting column
30 run through the pcb board 60 and cover board 40.
The embodiment of the present invention cover board 40 is equipped with first through hole, and the port connecting column 30 passes through first through hole and enters institute
In the cavity for stating resonant cavity 10.The pcb board 60 is equipped with aperture corresponding with first through hole, in order to which port connecting column 30 runs through
It is inserted into resonant cavity 10.The intracorporal port connecting column 30 of chamber is equipped with a medium socket 301, the medium socket 301
Top and the bottom be respectively equipped with the first cascade ring and the second cascade ring, the medium socket 301 is engaged on described by the first cascade ring
The lower end of first through hole passes through first class's ring and 40 lower surface of cover board and the through-hole side wall clearance fit of cover board 40.It is described
Medium socket 301 is fixed on the outer surface of the port connecting column 30 by the second cascade ring.It is preferred that the first through hole
Inner wall and the first through hole upper surface around be plated with layers of copper.Stable electricity is able to achieve after installing so as to attachment screw 50
Contact.
The cover board 40 is equipped with the second through-hole, is equipped with a tuning screw 102 through second through-hole and resonator 20
Connection, and the top of the tuning screw 102 is on the upper surface of the second through-hole.The pcb board 60 is equipped with to be led to second
The corresponding aperture in hole connect in order to which tuning screw 102 runs through to be inserted into resonant cavity 10 with the resonator 20.
The pcb board 60 is equipped with a microstrip line 103, and the attachment screw 50 penetrates through pcb board 60 and the threaded hole connects
Connect and press one end of microstrip line 103.
The resonator 20 and port connecting column 30 are built up in vertically in the resonant cavity 10, and the port couples muscle
101 both ends are connected on the resonator 20 and port connecting column 30.By adjusting port connecting column and resonator
Coupling amount outside the port of spacing and the height of port coupling muscle to adjust filter.It is preferably that the port couples muscle
The 101 movable spacing adjusted between the resonator 20 and port connecting column 30；Or port coupling muscle 101 is movable
Adjust height of the port coupling muscle 101 relative to resonator 20 and port connecting column 30.
In conclusion the connection structure of cavity body filter input/output port described in the utility model, includes resonance
Chamber, resonator, port connecting column, attachment screw and cover board, the cover plate lid shares the accent of the resonant cavity top surface, described
Resonator is set in the cavity of the resonant cavity, and the port connecting column is through the cover board and extends in the cavity, institute
It states resonator and is connected in the resonant cavity by Single port coupling muscle with the port connecting column；The port connecting column is in institute
It states the end face except resonant cavity and is equipped with threaded hole, the attachment screw is screwed onto the threaded hole.Whereby, the utility model
It is compact-sized, low in cost, save height space, simple installation and be readily disassembled；It is widely portable to cavity body filter and lid
The occasion that all kinds of pcb boards are attached above plate.Such as part RRU (the Remote Radio in current mobile communications facility
Unit far-end RF module), tower amplifier etc. and AAS (active antenna system) system in 5G epoch etc..
Certainly, the utility model can also have other various embodiments, without departing substantially from the spirit of the present invention and its essence
In the case of, those skilled in the art work as can make various corresponding changes and modifications, but these according to the utility model
Corresponding changes and modifications all should belong to the protection scope of the utility model the attached claims.
Claims (8)
1. a kind of connection structure of cavity body filter input/output port, which is characterized in that include resonant cavity, resonator, end
Mouth connecting column, attachment screw and cover board, the cover plate lid share the accent of the resonant cavity top surface, and the resonator is set to institute
It states in the cavity of resonant cavity, the port connecting column is through the cover board and extends in the cavity, the resonator and institute
It states port connecting column and muscle connection is coupled by Single port in the resonant cavity；The port connecting column is except the resonant cavity
End face be equipped with threaded hole, the attachment screw is screwed onto the threaded hole.
2. the connection structure of cavity body filter input/output port according to claim 1, which is characterized in that further include having
Pcb board, the pcb board are mounted on the cover board, and the port connecting column runs through the pcb board and the cover board.
3. the connection structure of cavity body filter input/output port according to claim 1, which is characterized in that the cover board
It is equipped with first through hole, the port connecting column passes through the first through hole and enters in the cavity of the resonant cavity.
4. the connection structure of cavity body filter input/output port according to claim 3, which is characterized in that the cavity
The interior port connecting column is equipped with a medium socket, and the top and the bottom of the medium socket are respectively equipped with the first cascade ring and second-order
Terraced ring, the medium socket are engaged on the lower end of the first through hole by first cascade ring, and the medium socket passes through described
Second cascade ring is fixed on the outer surface of the port connecting column.
5. the connection structure of cavity body filter input/output port according to claim 3, which is characterized in that described first
Layers of copper is plated with around the upper surface of the inner wall of through-hole and the first through hole.
6. the connection structure of cavity body filter input/output port according to claim 1, which is characterized in that the cover board
It is equipped with the second through-hole, a tuning screw is equipped with and is connect through second through-hole with the resonator, and the tuning screw
Top be on the upper surface of second through-hole.
7. the connection structure of cavity body filter input/output port according to claim 2, which is characterized in that the PCB
Plate is equipped with a microstrip line, and the attachment screw penetrates through the pcb board and connect with the threaded hole and press the microstrip line
One end.
8. the connection structure of cavity body filter input/output port according to claim 1, which is characterized in that the resonance
Device and the port connecting column are built up in vertically in the resonant cavity, and the both ends of port coupling muscle be connected to it is described
On resonator and the port connecting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821916631.8U CN209418737U (en) | 2018-11-20 | 2018-11-20 | The connection structure of cavity body filter input/output port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821916631.8U CN209418737U (en) | 2018-11-20 | 2018-11-20 | The connection structure of cavity body filter input/output port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209418737U true CN209418737U (en) | 2019-09-20 |
Family
ID=67934602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821916631.8U Expired - Fee Related CN209418737U (en) | 2018-11-20 | 2018-11-20 | The connection structure of cavity body filter input/output port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209418737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113889722A (en) * | 2021-10-25 | 2022-01-04 | 苏州诺泰信通讯有限公司 | Filter input/output structure capable of being directly connected with PCB |
-
2018
- 2018-11-20 CN CN201821916631.8U patent/CN209418737U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113889722A (en) * | 2021-10-25 | 2022-01-04 | 苏州诺泰信通讯有限公司 | Filter input/output structure capable of being directly connected with PCB |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 |
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| CF01 | Termination of patent right due to non-payment of annual fee |