CN112615116A - Miniaturized 5G filter - Google Patents
Miniaturized 5G filter Download PDFInfo
- Publication number
- CN112615116A CN112615116A CN202011599107.4A CN202011599107A CN112615116A CN 112615116 A CN112615116 A CN 112615116A CN 202011599107 A CN202011599107 A CN 202011599107A CN 112615116 A CN112615116 A CN 112615116A
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- horizontal plane
- cover plate
- filter
- vertical
- connecting hole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
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Abstract
The invention discloses a miniaturized 5G filter, which comprises a filter cavity, a resonator, a cover plate and a tuning rod, wherein the resonator is arranged on the filter cavity; a resonant cavity with an opening at the upper end is arranged in the filter cavity, and a first positioning step is arranged at the top of the filter cavity and corresponds to the resonant cavity; the resonator is arranged in the resonant cavity; the cover plate is arranged at the opening of the resonant cavity, the bottom of the cover plate is provided with a second positioning step matched with the first positioning step, the cover plate is provided with a vertical connecting hole corresponding to the resonator, and the inner wall of the vertical connecting hole is provided with an internal thread; the tuning rod penetrates through the vertical connecting hole, an external thread matched with the internal thread of the vertical connecting hole is arranged on the tuning rod, and the lower end of the adjusting rod extends into the resonant cavity. The miniaturized 5G filter is reasonable in structure, and can effectively realize positioning of the cover plate, so that the assembly efficiency of the cover plate and the filter cavity is improved.
Description
Technical Field
The invention relates to a miniaturized 5G filter.
Background
With the advent of the 5G era, the demand of 5G communication filters has increased greatly. The apron is one of indispensable part in the 5G wave filter, and the apron needs to be fixed with the cooperation of filter cavity, but lacks the location structure to the apron installation in the current 5G wave filter, leads to convenient inadequately when carrying out the assembly operation of apron with the filter cavity, and consuming time longer, is unfavorable for improving assembly efficiency.
Disclosure of Invention
The invention aims to provide a miniaturized 5G filter which is reasonable in structure and capable of effectively positioning a cover plate, so that the assembly efficiency of the cover plate and a filter cavity is improved.
In order to achieve the purpose, the technical scheme of the invention is to design a miniaturized 5G filter, which comprises a filter cavity, a resonator, a cover plate and a tuning rod;
a resonant cavity with an opening at the upper end is arranged in the filter cavity, a first positioning step is arranged at the top of the filter cavity and corresponds to the resonant cavity, the first positioning step comprises a first horizontal plane, a second horizontal plane and a first vertical plane connected between the first horizontal plane and the second horizontal plane, the first horizontal plane is positioned above the second horizontal plane, and the opening of the resonant cavity is positioned on the second horizontal plane;
the resonator is arranged in the resonant cavity;
the cover plate is arranged at an opening of the resonant cavity, a second positioning step is arranged at the bottom of the cover plate and comprises a third horizontal plane, a fourth horizontal plane and a second vertical plane connected between the third horizontal plane and the fourth horizontal plane, the third horizontal plane is attached to the first horizontal plane, the second vertical plane is attached to the first vertical plane, the fourth horizontal plane is attached to the second horizontal plane, a vertical connecting hole corresponding to the resonator is formed in the cover plate, two ends of the vertical connecting hole penetrate through the fourth horizontal plane and the top surface of the cover plate respectively, and an internal thread is formed in the inner wall of the vertical connecting hole;
the tuning rod penetrates through the vertical connecting hole, an external thread matched with the internal thread of the vertical connecting hole is arranged on the tuning rod, and the lower end of the adjusting rod extends into the resonant cavity.
Preferably, the cover plate is provided with a vertical positioning hole corresponding to the first horizontal plane, and two ends of the vertical positioning hole respectively penetrate through the third horizontal plane and the top surface of the cover plate; and a positioning pin inserted into the vertical positioning hole is arranged on the first horizontal plane.
Preferably, the top surface of the cover plate is flush with the top surface of the filter cavity.
Preferably, the external thread of the tuning rod is connected with a locking nut positioned above the cover plate.
Preferably, the resonator is fixed in the resonant cavity by a screw.
The invention has the advantages and beneficial effects that: the utility model provides a miniaturized 5G wave filter, its is rational in infrastructure, can effectual realization apron fix a position to be favorable to improving the assembly efficiency of apron and wave filter cavity.
When the cover plate and the filter cavity are assembled, the cover plate can be positioned by matching the first positioning step with the second positioning step; and, through setting up vertical locating hole on the apron to set up the locating pin on first horizontal plane, through the grafting cooperation of locating pin and vertical locating hole, can further promote the location effect to the apron.
In addition, because the vertical connecting hole is arranged between the top surface of the cover plate and the fourth horizontal plane, the vertical connecting hole is positioned at the thicker part of the cover plate, and the number of internal threads on the inner wall of the vertical connecting hole is larger, so that the improvement of the connecting stability of the tuning rod and the vertical connecting hole is facilitated.
Drawings
FIG. 1 is a schematic of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The technical scheme of the specific implementation of the invention is as follows:
as shown in fig. 1, a miniaturized 5G filter includes a filter cavity 1, a resonator 2, a cover plate 3 and a tuning rod 4;
a resonant cavity 11 with an opening at the upper end is arranged in the filter cavity 1, a first positioning step is arranged at the top of the filter cavity 1, the first positioning step corresponds to the resonant cavity 11 and comprises a first horizontal plane 12, a second horizontal plane 13 and a first vertical plane 14 connected between the first horizontal plane 12 and the second horizontal plane 13, the first horizontal plane 12 is positioned above the second horizontal plane 13, and the opening of the resonant cavity 11 is positioned on the second horizontal plane 13;
the resonator 2 is arranged in the resonant cavity 11;
the cover plate 3 is arranged at an opening of the resonant cavity 11, a second positioning step is arranged at the bottom of the cover plate 3, the second positioning step comprises a third horizontal surface 31, a fourth horizontal surface 32 and a second vertical surface 33 connected between the third horizontal surface 31 and the fourth horizontal surface 32, the third horizontal surface 31 is attached to the first horizontal surface 12, the second vertical surface 33 is attached to the first vertical surface 14, the fourth horizontal surface 32 is attached to the second horizontal surface 13, a vertical connecting hole 34 corresponding to the resonator 2 is arranged on the cover plate 3, two ends of the vertical connecting hole 34 respectively penetrate through the fourth horizontal surface 32 and a top surface 35 of the cover plate 3, and an internal thread is arranged on the inner wall of the vertical connecting hole 34;
the tuning rod 4 is arranged in the vertical connecting hole 34 in a penetrating mode, external threads matched with the internal threads of the vertical connecting hole 34 are arranged on the tuning rod 4, and the lower end of the tuning rod 4 extends into the resonant cavity 11.
The cover plate 3 is provided with a vertical positioning hole 36 corresponding to the first horizontal surface 12, and two ends of the vertical positioning hole 36 respectively penetrate through the third horizontal surface 31 and the top surface 35 of the cover plate 3; the first horizontal surface 12 is provided with a positioning pin 5 inserted into the vertical positioning hole 36.
The top surface 35 of the cover plate 3 is flush with the top surface 15 of the filter cavity 1.
The external thread of the tuning rod 4 is connected with a locking nut 6 positioned above the cover plate 3.
The resonator 2 is fixed in the resonator 11 by means of screws 7.
The invention has the advantages and beneficial effects that: the utility model provides a miniaturized 5G wave filter, its is rational in infrastructure, can effectual realization apron 3 location to be favorable to improving the assembly efficiency of apron 3 and wave filter cavity 1.
When the cover plate 3 and the filter cavity 1 are assembled, the cover plate 3 can be positioned by matching the first positioning step with the second positioning step; and, through set up vertical locating hole 36 on apron 3 to set up locating pin 5 on first horizontal plane 12, through the grafting cooperation of locating pin 5 and vertical locating hole 36, can further promote the location effect to apron 3.
In addition, because the vertical connecting hole 34 is disposed between the top surface 35 of the cover plate 3 and the fourth horizontal surface 32, the vertical connecting hole 34 is located at a thicker portion of the cover plate 3, and the number of internal threads on the inner wall of the vertical connecting hole is larger, thereby being beneficial to improving the connection stability between the tuning rod 4 and the vertical connecting hole 34.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A miniaturized 5G filter is characterized by comprising a filter cavity, a resonator, a cover plate and a tuning rod;
a resonant cavity with an opening at the upper end is arranged in the filter cavity, a first positioning step is arranged at the top of the filter cavity and corresponds to the resonant cavity, the first positioning step comprises a first horizontal plane, a second horizontal plane and a first vertical plane connected between the first horizontal plane and the second horizontal plane, the first horizontal plane is positioned above the second horizontal plane, and the opening of the resonant cavity is positioned on the second horizontal plane;
the resonator is arranged in the resonant cavity;
the cover plate is arranged at an opening of the resonant cavity, a second positioning step is arranged at the bottom of the cover plate and comprises a third horizontal plane, a fourth horizontal plane and a second vertical plane connected between the third horizontal plane and the fourth horizontal plane, the third horizontal plane is attached to the first horizontal plane, the second vertical plane is attached to the first vertical plane, the fourth horizontal plane is attached to the second horizontal plane, a vertical connecting hole corresponding to the resonator is formed in the cover plate, two ends of the vertical connecting hole penetrate through the fourth horizontal plane and the top surface of the cover plate respectively, and an internal thread is formed in the inner wall of the vertical connecting hole;
the tuning rod penetrates through the vertical connecting hole, an external thread matched with the internal thread of the vertical connecting hole is arranged on the tuning rod, and the lower end of the adjusting rod extends into the resonant cavity.
2. The miniaturized 5G filter of claim 1, wherein the cover plate is provided with a vertical positioning hole corresponding to the first horizontal plane, and two ends of the vertical positioning hole respectively penetrate through the third horizontal plane and the top surface of the cover plate; and a positioning pin inserted into the vertical positioning hole is arranged on the first horizontal plane.
3. The miniaturized 5G filter of claim 2 wherein a top surface of the cover plate is flush with a top surface of the filter cavity.
4. The miniaturized 5G filter of claim 3, wherein the tuning rod has a locking nut attached to its external thread above the cover plate.
5. The miniaturized 5G filter of claim 4 wherein the resonators are secured within the resonator cavities by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599107.4A CN112615116A (en) | 2020-12-30 | 2020-12-30 | Miniaturized 5G filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599107.4A CN112615116A (en) | 2020-12-30 | 2020-12-30 | Miniaturized 5G filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112615116A true CN112615116A (en) | 2021-04-06 |
Family
ID=75248924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011599107.4A Pending CN112615116A (en) | 2020-12-30 | 2020-12-30 | Miniaturized 5G filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112615116A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231453A (en) * | 2009-11-13 | 2011-11-02 | 鸿富锦精密工业（深圳）有限公司 | Cavity filter |
| CN202474161U (en) * | 2012-03-06 | 2012-10-03 | 成都市大富科技有限公司 | Cavity filter and communication radio frequency device |
| DE102014007927A1 (en) * | 2014-05-27 | 2015-12-03 | Kathrein-Werke Kg | High frequency-tight housing, in particular high-frequency-proof filter housing |
| CN105304986A (en) * | 2014-06-17 | 2016-02-03 | 中兴通讯股份有限公司 | Filter cover plate, filter and processing method for filter cover plate |
| CN106992343A (en) * | 2017-05-12 | 2017-07-28 | 成都富优特科技有限公司 | A kind of small cavity filter |
| CN107275731A (en) * | 2017-05-27 | 2017-10-20 | 成都富优特科技有限公司 | A kind of cavity of cavity body filter and the attachment structure of cover plate |
| CN208637562U (en) * | 2018-06-28 | 2019-03-22 | 深圳市国人射频通信有限公司 | A kind of resonant column assembling structure |
| CN209962824U (en) * | 2019-06-05 | 2020-01-17 | 广安华讯电子有限公司 | L-shaped pin network filter |
-
2020
- 2020-12-30 CN CN202011599107.4A patent/CN112615116A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231453A (en) * | 2009-11-13 | 2011-11-02 | 鸿富锦精密工业（深圳）有限公司 | Cavity filter |
| CN202474161U (en) * | 2012-03-06 | 2012-10-03 | 成都市大富科技有限公司 | Cavity filter and communication radio frequency device |
| DE102014007927A1 (en) * | 2014-05-27 | 2015-12-03 | Kathrein-Werke Kg | High frequency-tight housing, in particular high-frequency-proof filter housing |
| CN105304986A (en) * | 2014-06-17 | 2016-02-03 | 中兴通讯股份有限公司 | Filter cover plate, filter and processing method for filter cover plate |
| CN106992343A (en) * | 2017-05-12 | 2017-07-28 | 成都富优特科技有限公司 | A kind of small cavity filter |
| CN107275731A (en) * | 2017-05-27 | 2017-10-20 | 成都富优特科技有限公司 | A kind of cavity of cavity body filter and the attachment structure of cover plate |
| CN208637562U (en) * | 2018-06-28 | 2019-03-22 | 深圳市国人射频通信有限公司 | A kind of resonant column assembling structure |
| CN209962824U (en) * | 2019-06-05 | 2020-01-17 | 广安华讯电子有限公司 | L-shaped pin network filter |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210406 |
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| RJ01 | Rejection of invention patent application after publication |