CN202259618U - Adjustable capacitive cross coupling device - Google Patents
Adjustable capacitive cross coupling device Download PDFInfo
- Publication number
- CN202259618U CN202259618U CN 201120394689 CN201120394689U CN202259618U CN 202259618 U CN202259618 U CN 202259618U CN 201120394689 CN201120394689 CN 201120394689 CN 201120394689 U CN201120394689 U CN 201120394689U CN 202259618 U CN202259618 U CN 202259618U
- Authority
- CN
- China
- Prior art keywords
- capacitive cross
- couplings
- adjusting screw
- capacitive
- cross coupling
- Prior art date
- 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 - Lifetime
Links
Images
Abstract
The utility model discloses an adjustable capacitive cross coupling device. The device comprises a cavity, a cover plate, a resonance rod, a support medium insulator and a capacitive cross coupling piece, wherein the resonance rod and the support medium insulator are arranged in a chamber formed by both the cavity and the cover plate; the capacitive cross coupling piece is embedded into the support medium insulator; a threaded through hole is formed on the cover plate in the position corresponding to the center of the capacitive cross coupling piece; a capacitive cross coupling adjustable screw rod is mounted in the threaded through hole; and an accommodating cavity adapting to the capacitive cross coupling adjustable screw rod is formed on the support medium insulator in the position corresponding to the capacitive cross coupling adjustable screw rod. The adjustable capacitive cross coupling device has the advantages of simple structure, convenience in use and good applicability, is suitable for cavity filters.
Description
Technical field
The utility model relates to the cavity body filter in the microwave communication field, refers to a kind of Adjustable Capacity sex-intergrade coupling device particularly.
Technical background
Before the utility model proposes; Along with the development in microwave communication field, the frequency range that each communication system is used is more and more, and frequency range is also more and more nearer at interval; The communication equipment merchant requires filter will have very high band to suppress outward to the frequency range of leading mutually; Realize that the outer inhibition of higher band must be introduced capacitive between a plurality of non-adjacent resonators or perceptual cross-couplings realizes, but conventional capacitive coupling device generally is a fixed structure, its electric cross-couplings can't be regulated.During actual the use, can only be as required the cover plate of the capacitive coupling device of routine be opened, and changed the different capacitive cross-couplings sheet (or capacitive cross-couplings bar) of length, to satisfy the demand, operation is trouble and poor for applicability very.
Summary of the invention
The purpose of the utility model is in order to solve the deficiency that above-mentioned background technology exists, to provide a kind of simple in structure, easy to use and Adjustable Capacity sex-intergrade coupling device that applicability is good.
For realizing above-mentioned purpose; The utility model adopts following technical scheme: a kind of Adjustable Capacity sex-intergrade coupling device; Comprise cavity, cover plate, resonant rod, Supporting Media insulator and capacitive cross-couplings sheet (or capacitive cross-couplings bar); Said resonant rod and Supporting Media insulator are arranged in the cavity of cavity and cover plate formation; Said capacitive cross-couplings sheet (or capacitive cross-couplings bar) is embedded in the said Supporting Media insulator; The position at corresponding said capacitive cross-couplings sheet (or capacitive cross-couplings bar) center is provided with tapped through hole on the said cover plate, and capacitive cross-couplings adjusting screw is installed in this tapped through hole, and the position of corresponding said capacitive cross-couplings adjusting screw is provided with the container cavity that adapts with capacitive cross-couplings adjusting screw on the said Supporting Media insulator.
In the such scheme; The position of corresponding said capacitive cross-couplings adjusting screw is provided with the through hole that adapts with capacitive cross-couplings adjusting screw on the said capacitive cross-couplings sheet; This through-hole diameter is bigger than said capacitive cross-couplings adjusting screw diameter, like this, has increased the adjustable range of this device coupling coefficient further; It is bigger than said capacitive cross-couplings adjusting screw diameter to design said through-hole diameter; Be for guaranteeing that said capacitive cross-couplings adjusting screw can stretch in the said through hole, do not contact, to avoid short circuit with said capacitive cross-couplings sheet.
In the such scheme, said capacitive cross-couplings adjusting screw adopts copper product to process, and certainly, also can adopt other materials.
The utility model is through the distance between threaded adjusting said capacitive cross-couplings adjusting screw and the said capacitive cross-couplings sheet; Reach the purpose of the capacitive coupling coefficient of regulating this device; Need not cover plate is opened, and change the different capacitive cross-couplings sheet of length, simple to operate; Easy to use, applicability is good; Simultaneously; On said capacitive cross-couplings sheet, through hole is set, has increased the adjustable range of this device coupling coefficient further, it is bigger than said capacitive cross-couplings adjusting screw diameter to design said through-hole diameter; Be for guaranteeing that said capacitive cross-couplings adjusting screw can stretch in the said through hole; Do not contact, to avoid short circuit, further improved the applicability of this device with said capacitive cross-couplings sheet.
The utility model is simple in structure, and is easy to use and applicability good.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Wherein, cavity 1, cover plate 2, tapped through hole 21, resonant rod 3, Supporting Media insulator 4, container cavity 41, capacitive cross-couplings sheet 5, through hole 51, capacitive cross-couplings adjusting screw 6.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further to specify:
As shown in Figure 1; Present embodiment comprises cavity 1, cover plate 2, resonant rod 3, Supporting Media insulator 4 and capacitive cross-couplings sheet 5; Said resonant rod 3 is arranged in the cavity of cavity 1 and cover plate 2 formation with Supporting Media insulator 4; Said capacitive cross-couplings sheet 5 is embedded in the said Supporting Media insulator 4; The position at corresponding said capacitive cross-couplings sheet 5 centers is provided with tapped through hole 21 on the said cover plate 2, and capacitive cross-couplings adjusting screw 6 is installed in this tapped through hole 21, and the position of corresponding said capacitive cross-couplings adjusting screw 6 is provided with the container cavity 41 that adapts with capacitive cross-couplings adjusting screw 6 on the said Supporting Media insulator 4.Said capacitive cross-couplings adjusting screw adopts copper product to process, and certainly, also can adopt other materials.
The position of corresponding said capacitive cross-couplings adjusting screw 6 is provided with the through hole 51 that adapts with capacitive cross-couplings adjusting screw 6 on the above-mentioned capacitive cross-couplings sheet 5; The diameter of this through hole 51 is bigger than the diameter of said capacitive cross-couplings adjusting screw 6; Like this; Increased the adjustable range of this device coupling coefficient further, the diameter that designs said through hole 51 is bigger than the diameter of said capacitive cross-couplings adjusting screw 6, is for guaranteeing that said capacitive cross-couplings adjusting screw 6 can stretch in the said through hole 51; Do not contact, to avoid short circuit with said capacitive cross-couplings sheet 5.
The utility model is through the distance between the said capacitive cross-couplings of threaded adjusting adjusting screw 6 and the said capacitive cross-couplings sheet 5; Reach the purpose of the capacitive coupling coefficient of regulating this device; Need not cover plate 2 is opened, and change the different capacitive cross-couplings sheet 5 of length, simple to operate; Easy to use, applicability is good; Simultaneously; On said capacitive cross-couplings sheet 5, through hole 51 is set, has increased the adjustable range of this device coupling coefficient further, it is bigger than said capacitive cross-couplings adjusting screw 6 diameters to design said through hole 51 diameters; Be for guaranteeing that said capacitive cross-couplings adjusting screw 6 can stretch in the said through hole 51; Do not contact, to avoid short circuit, further improved the applicability of this device with said capacitive cross-couplings sheet 5.
When the utility model uses; Only need regulate the degree of depth that said capacitive cross-couplings adjusting screw 6 gets into said cavity 1 as required; It is dark more that said capacitive cross-couplings adjusting screw 6 gets into said cavity 1; More and more nearer with said capacitive cross-couplings sheet 5 distances, the coupling coefficient of this device changes increasing, and the capacitive coupling coefficient weakens obvious more.The utility model is simple in structure, and is easy to use and applicability good.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. Adjustable Capacity sex-intergrade coupling device; Comprise cavity, cover plate, resonant rod, Supporting Media insulator and capacitive cross-couplings sheet; Said resonant rod and Supporting Media insulator are arranged in the cavity of cavity and cover plate formation; Said capacitive cross-couplings sheet is embedded in the said Supporting Media insulator, it is characterized in that, the position at corresponding said capacitive cross-couplings sheet center is provided with tapped through hole on the said cover plate; Capacitive cross-couplings adjusting screw is installed in this tapped through hole, and the position of corresponding said capacitive cross-couplings adjusting screw is provided with the container cavity that adapts with capacitive cross-couplings adjusting screw on the said Supporting Media insulator.
2. a kind of Adjustable Capacity sex-intergrade coupling device according to claim 1; It is characterized in that; The position of corresponding said capacitive cross-couplings adjusting screw is provided with the through hole that adapts with capacitive cross-couplings adjusting screw on the said capacitive cross-couplings sheet, and this through-hole diameter is bigger than said capacitive cross-couplings adjusting screw diameter.
3. a kind of Adjustable Capacity sex-intergrade coupling device according to claim 2 is characterized in that, said capacitive cross-couplings adjusting screw adopts copper product to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120394689 CN202259618U (en) | 2011-10-17 | 2011-10-17 | Adjustable capacitive cross coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120394689 CN202259618U (en) | 2011-10-17 | 2011-10-17 | Adjustable capacitive cross coupling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202259618U true CN202259618U (en) | 2012-05-30 |
Family
ID=46120811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120394689 Expired - Lifetime CN202259618U (en) | 2011-10-17 | 2011-10-17 | Adjustable capacitive cross coupling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202259618U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103201897A (en) * | 2012-09-26 | 2013-07-10 | 华为技术有限公司 | Cavity filter |
| CN103441317A (en) * | 2013-09-05 | 2013-12-11 | 宁波泰立电子科技有限公司 | Cavity filter with rotation adjustable loop |
| CN103633401A (en) * | 2012-08-24 | 2014-03-12 | 鼎桥通信技术有限公司 | Wide band cavity filter |
| CN104871363A (en) * | 2012-12-24 | 2015-08-26 | 上海贝尔股份有限公司 | An adjustable coupling for use with an input resonator and/or an output resonator of a bandpass filter |
| CN106299562A (en) * | 2015-05-27 | 2017-01-04 | 凯镭思通讯设备（上海）有限公司 | A kind of capacitive coupling structure for metallic cavity wave filter product |
| CN106463808A (en) * | 2014-03-26 | 2017-02-22 | 上海贝尔股份有限公司 | Adjustable phase-inverting coupling loop |
| CN107104257A (en) * | 2017-06-15 | 2017-08-29 | 深圳市国人射频通信有限公司 | Integrated adjustable capacitive cross coupling assembly and cavity body filter |
| CN110729539A (en) * | 2019-10-28 | 2020-01-24 | 深圳市国人射频通信有限公司 | Cavity filter |
-
2011
- 2011-10-17 CN CN 201120394689 patent/CN202259618U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633401A (en) * | 2012-08-24 | 2014-03-12 | 鼎桥通信技术有限公司 | Wide band cavity filter |
| CN103201897A (en) * | 2012-09-26 | 2013-07-10 | 华为技术有限公司 | Cavity filter |
| WO2014047820A1 (en) * | 2012-09-26 | 2014-04-03 | 华为技术有限公司 | Cavity filter |
| CN103201897B (en) * | 2012-09-26 | 2015-05-06 | 华为技术有限公司 | Cavity filter |
| CN104871363A (en) * | 2012-12-24 | 2015-08-26 | 上海贝尔股份有限公司 | An adjustable coupling for use with an input resonator and/or an output resonator of a bandpass filter |
| CN104871363B (en) * | 2012-12-24 | 2017-03-15 | 上海贝尔股份有限公司 | For the scalable coupling device that the input resonator and/or output resonator with band filter is used together |
| CN103441317A (en) * | 2013-09-05 | 2013-12-11 | 宁波泰立电子科技有限公司 | Cavity filter with rotation adjustable loop |
| CN106463808A (en) * | 2014-03-26 | 2017-02-22 | 上海贝尔股份有限公司 | Adjustable phase-inverting coupling loop |
| CN106463808B (en) * | 2014-03-26 | 2021-12-31 | 上海贝尔股份有限公司 | Adjustable reverse phase coupling loop |
| CN106299562A (en) * | 2015-05-27 | 2017-01-04 | 凯镭思通讯设备（上海）有限公司 | A kind of capacitive coupling structure for metallic cavity wave filter product |
| CN107104257A (en) * | 2017-06-15 | 2017-08-29 | 深圳市国人射频通信有限公司 | Integrated adjustable capacitive cross coupling assembly and cavity body filter |
| CN110729539A (en) * | 2019-10-28 | 2020-01-24 | 深圳市国人射频通信有限公司 | Cavity filter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202259618U (en) | Adjustable capacitive cross coupling device | |
| CN102361117B (en) | Capacitive cross coupling flying bar and coaxial cavity resonator thereof | |
| CN203260700U (en) | Cavity filter | |
| CN204189932U (en) | Medium is coupled with metal resonators adjustable dielectric filter | |
| CN201038287Y (en) | Coaxial cavity filter | |
| CN201838697U (en) | Rotary capacitive cross coupling cavity filter | |
| CN201855745U (en) | Improvement of rotary drum combination manner of piston material pushing type centrifugal machine | |
| CN201063357Y (en) | Input/output regulation type coupling device for filter | |
| CN204088531U (en) | Close-coupled bimodulus dual-resonator microwave filter | |
| CN103715484A (en) | Cavity filter improving temperature drift | |
| CN202839922U (en) | High-power wide-band filter device | |
| CN202217763U (en) | Cross coupling device of filter | |
| CN204481102U (en) | A kind of TE mould dielectric filter | |
| CN202888363U (en) | Cavity filter capable of improving temperature drift | |
| CN204315701U (en) | Cavity resonator structure and cavity body filter thereof | |
| CN204407454U (en) | Interdigital filter | |
| CN202316246U (en) | Size thickness adjusting device for manufacturing battery pole pieces | |
| CN202178350U (en) | Capacitance coupling apparatus used for waveguide filter | |
| CN203774440U (en) | Supporting structure capable of increasing Q value of TE mould dielectric resonator | |
| CN104716410A (en) | Cavity filter | |
| CN202352809U (en) | Cover plate connecting structure for microwave isolator | |
| CN206059637U (en) | A kind of circular polarized antenna | |
| CN203747001U (en) | Filter port coupling tuning mechanism | |
| CN103887587B (en) | A kind of supporting construction improving TE mould dielectric resonator Q value | |
| CN203707293U (en) | Broadband-adjustable filter device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |