CN208478530U - A kind of miniaturization tunable capacitor cross-coupling suitable for communication products - Google Patents
A kind of miniaturization tunable capacitor cross-coupling suitable for communication products Download PDFInfo
- Publication number
- CN208478530U CN208478530U CN201821285227.5U CN201821285227U CN208478530U CN 208478530 U CN208478530 U CN 208478530U CN 201821285227 U CN201821285227 U CN 201821285227U CN 208478530 U CN208478530 U CN 208478530U
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- CN
- China
- Prior art keywords
- tunable capacitor
- miniaturization
- seal chamber
- shell
- screw rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 71
- 238000006880 cross-coupling reaction Methods 0.000 title claims abstract description 15
- 238000004891 communication Methods 0.000 title claims abstract description 14
- 238000003466 welding Methods 0.000 claims abstract description 14
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of miniaturization tunable capacitor cross-coupling suitable for communication products, includes shell, tunable capacitor and tunable capacitor screw rod；There is a seal chamber in the shell, be provided at least two resonators in the seal chamber, the inner top of shell is provided with welding layer；The tunable capacitor is set in seal chamber, and one end of tunable capacitor is connected with welding layer to be connected and be located therein by the side of a resonator, and the other end of tunable capacitor is located at by the side of another resonator, and through-hole is offered on tunable capacitor；The tunable capacitor screw rod is set to the top of shell, and the inner end of tunable capacitor screw rod protrudes into seal chamber and is located at the surface of through-hole.Pass through setting tunable capacitor and cooperate and utilizes tunable capacitor screw rod, the adjustable of tunable capacitor can be achieved, improve batch production First Pass Yield, reduction is done over again and scrappage, and it is adjustable that index realization is allowed to become more flexible, the machining accuracy of other auxiliary materials can be reduced, and can overcome the disadvantages that the bad problem of product caused by mismachining tolerance.
Description
Technical field
The utility model relates to couple field technology, a kind of miniaturization tunable capacitor suitable for communication products is referred in particular to
Cross-coupling.
Background technique
For communication and 5G product main feature: small in size, light-weight, frequency also only have by relatively high about 3-5GHz, volume
1/5th of 4G product or even 1/10th, single-chamber, resonator equidimension is substantially reduced, and is wanted to each parts precision of product
It is also higher and higher for asking, so that traditional capacitive coupling is not able to satisfy batch production requirement.And size is increasingly
It is small, it is high to lead to couple capacitive cross not only own dimensions precision prescribed, but also position precision and installation site tooling tolerance are wanted
Ask higher, traditional scheme makes product First Pass Yield at present, and rework rate and scrappage greatly increase.
Summary of the invention
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide one kind and is suitable for
The miniaturization tunable capacitor cross-coupling of communication products, can be improved First Pass Yield, greatly reduces rework rate and scrappage.
To achieve the above object, the utility model is using following technical solution:
A kind of miniaturization tunable capacitor cross-coupling suitable for communication products includes shell, tunable capacitor and can
Adjust capacitor screw rod；There is a seal chamber in the shell, at least two resonators, the inner top setting of shell are provided in the seal chamber
There is welding layer；The tunable capacitor is set in seal chamber, and one end of tunable capacitor is connected with welding layer to be connected and be located therein one
By the side of resonator, the other end of tunable capacitor is located at by the side of another resonator, and through-hole is offered on tunable capacitor；This is adjustable
Capacitor screw rod is set to the top of shell, and the inner end of tunable capacitor screw rod protrudes into seal chamber and is located at the surface of through-hole.
Preferably, the shell includes cavity and cover board, before which is fixed on cavity and encloses and be configured to cavity
State seal chamber.
Preferably, the cover board is fixed on cavity in such a way that screw fastens or welds.
Preferably, the tunable capacitor is installed on the cover board in such a way that screw fastens or welds.
Preferably, the tunable capacitor screw rod press or screw thread by way of install on the cover board.
Preferably, connection is connected with welding layer by way of welding, pressing or screw fastens for the tunable capacitor.
Preferably, the tunable capacitor is sheet metal, PCB or silver jacketed wire.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Known to scheme:
Pass through setting tunable capacitor and cooperates using tunable capacitor screw rod adjustable, the raising batch, it can be achieved that tunable capacitor
Produce First Pass Yield, reduction is done over again and scrappage, and it is adjustable allow index realization to become more flexible, it is mating that other can be reduced
The machining accuracy of material, and can overcome the disadvantages that the bad problem of product caused by mismachining tolerance.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
The utility model is described in detail.
Detailed description of the invention
Fig. 1 is the perspective view of the preferred embodiment of the utility model；
Fig. 2 is the front perspective view of the preferred embodiment of the utility model；
Fig. 3 is the sectional view of the preferred embodiment of the utility model.
Description of drawing identification.
10, shell 11, cavity
12, cover board 101, seal chamber
102, welding layer 20, tunable capacitor
21, through-hole 30, tunable capacitor screw rod
40, resonator.
Specific embodiment
It please refers to shown in Fig. 1 to Fig. 3, that show the specific structures of the preferred embodiment of the utility model, include
Shell 10, tunable capacitor 20 and tunable capacitor screw rod 30.
There is a seal chamber 101 in the shell 10, be provided at least two resonators 40 in the seal chamber 101, shell 10
Inner top is provided with welding layer 102；Specifically, the shell 10 includes cavity 11 and cover board 12, which is fixed on
It encloses on cavity 11 and with cavity 11 and is configured to aforementioned seal chamber 101, also, the side that the cover board 12 is fastened or welded by screw
Formula is fixed on cavity 11.
The tunable capacitor 20 is set in seal chamber 101, and one end of tunable capacitor 20 and the conducting of welding layer 102 connect simultaneously position
By the wherein side of a resonator 40, the other end of tunable capacitor 20 is located at by the side of another resonator 40, on tunable capacitor 20
Offer through-hole 21；In the present embodiment, the tunable capacitor 20 is mounted on cover board 12 in such a way that screw fastens or welds
On, also, the tunable capacitor 20 weld, press or screw fastening by way of with welding layer 102 conducting connect, it is described can
Tune capacitor 20 is sheet metal, PCB, silver jacketed wire or other conductors.
The tunable capacitor screw rod 30 is set to the top of shell 10, and seal chamber is protruded into the inner end of tunable capacitor screw rod 30
101 and be located at through-hole 21 surface.In the present embodiment, the tunable capacitor screw rod 30 press or screw thread by way of pacify
On cover board 12.
The working principle that the present embodiment is described in detail is as follows:
In use, realizing that tunable capacitor screw rod 30 protrudes into depth in seal chamber 101 by rotation tunable capacitor screw rod 30
Difference, the achievable capacitor of variation difference for emulating cross coupling value is adjustable.As shown in lower surface:
| Experimental data | Tunable capacitor screw depth | Resonant cavity capacitive cross coupling value |
| 1st | 0mm | -26.3 |
| 2nd | 2mm | -16.2 |
| 3rd | 3mm | -8.7 |
| 4th | 5mm | 6.6 |
The design focal point of the utility model is: pass through setting tunable capacitor and cooperate using tunable capacitor screw rod, it can be achieved that
Tunable capacitor it is adjustable, improve batch production First Pass Yield, reduction is done over again and scrappage, and adjustable index realization is allowed to become
It is more flexible, the machining accuracy of other auxiliary materials can be reduced, and can overcome the disadvantages that the bad problem of product caused by mismachining tolerance.
Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model,
These modes are fallen within the protection scope of the utility model.
Claims (7)
1. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products, it is characterised in that: include shell, adjustable electric
Appearance and tunable capacitor screw rod；There is in the shell seal chamber, be provided at least two resonators in the seal chamber, shell it is interior
Top is provided with welding layer；The tunable capacitor is set in seal chamber, and connection and position are connected with welding layer for one end of tunable capacitor
By the wherein side of a resonator, the other end of tunable capacitor is located at by the side of another resonator, offers on tunable capacitor logical
Hole；The tunable capacitor screw rod is set to the top of shell, and the inner end of tunable capacitor screw rod protrudes into seal chamber and is located at through-hole
Surface.
2. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products as described in claim 1, it is characterised in that:
The shell includes cavity and cover board, which, which is fixed on cavity and encloses with cavity, is configured to aforementioned seal chamber.
3. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products as claimed in claim 2, it is characterised in that:
The cover board is fixed on cavity in such a way that screw fastens or welds.
4. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products as claimed in claim 2, it is characterised in that:
The tunable capacitor is installed on the cover board in such a way that screw fastens or welds.
5. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products as claimed in claim 2, it is characterised in that:
The tunable capacitor screw rod press or screw thread by way of install on the cover board.
6. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products as described in claim 1, it is characterised in that:
Connection is connected with welding layer by way of welding, pressing or screw fastens for the tunable capacitor.
7. a kind of miniaturization tunable capacitor cross-coupling suitable for communication products as described in claim 1, it is characterised in that:
The tunable capacitor is sheet metal, PCB or silver jacketed wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821285227.5U CN208478530U (en) | 2018-08-10 | 2018-08-10 | A kind of miniaturization tunable capacitor cross-coupling suitable for communication products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821285227.5U CN208478530U (en) | 2018-08-10 | 2018-08-10 | A kind of miniaturization tunable capacitor cross-coupling suitable for communication products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208478530U true CN208478530U (en) | 2019-02-05 |
Family
ID=65209510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821285227.5U Expired - Fee Related CN208478530U (en) | 2018-08-10 | 2018-08-10 | A kind of miniaturization tunable capacitor cross-coupling suitable for communication products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208478530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112736386A (en) * | 2020-12-30 | 2021-04-30 | 东莞鸿爱斯通信科技有限公司 | Cavity filter |
| CN113675563A (en) * | 2020-05-14 | 2021-11-19 | 大富科技(安徽)股份有限公司 | Filter and communication equipment |
-
2018
- 2018-08-10 CN CN201821285227.5U patent/CN208478530U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113675563A (en) * | 2020-05-14 | 2021-11-19 | 大富科技(安徽)股份有限公司 | Filter and communication equipment |
| CN113675563B (en) * | 2020-05-14 | 2023-03-10 | 大富科技(安徽)股份有限公司 | Filter and communication equipment |
| CN112736386A (en) * | 2020-12-30 | 2021-04-30 | 东莞鸿爱斯通信科技有限公司 | Cavity filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200324 Address after: 244000 2777 North Tianmenshan Road, Tongling Economic and Technological Development Zone, Anhui Province Patentee after: Huafeng Communication Technology Co.,Ltd. Address before: 523000, Guangdong, Dongguan province Dalang Town Pine Hill Xiang Rong Road, No. 98 factory building Patentee before: KINGWAVE COMMUNICATION (DONGGUAN) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |