CN201758169U - Cavity filter cover board and cavity filter - Google Patents
Cavity filter cover board and cavity filter Download PDFInfo
- Publication number
- CN201758169U CN201758169U CN 201020191551 CN201020191551U CN201758169U CN 201758169 U CN201758169 U CN 201758169U CN 201020191551 CN201020191551 CN 201020191551 CN 201020191551 U CN201020191551 U CN 201020191551U CN 201758169 U CN201758169 U CN 201758169U
- Authority
- CN
- China
- Prior art keywords
- outer conductor
- cover plate
- connector outer
- cavity
- described connector
- 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 - Fee Related
Links
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a cavity filter cover board and a cavity filter, a connector outer conductor, which is integrally formed with the cover board, is arranged on the cover board; with the structure, the processing cost of the cavity filter cover board is reduced and the production efficiency is improved so as to reduce the cost of the cavity filter cover board and the cavity filter.
Description
Technical field
The utility model relates to the wave filter technology field, more specifically relates to a kind of cavity filter cover board and cavity body filter.
Background technology
Cavity body filter is widely used in the communications field as a kind of frequency selection device, especially field of radio frequency communication.In the base station, filter is used to select signal of communication, clutter or interference signal that the filtering communication signal frequency is outer.
Cavity body filter comprises cavity, cover plate, connector outer conductor, connector inner wire.At present, usually design is to adopt the mode of back processing with the assembling of connector outer conductor on the cover board, but, in research and practice process to prior art, the present inventor finds, adopts the mode assembly connector outer conductor of back processing, its complex procedures, production efficiency is not high, the product cost height.
The utility model content
The utility model provides a kind of cavity filter cover board and cavity body filter, can be so that the processing cost of cavity filter cover board reduce, and production efficiency improves, thereby the cost of cavity filter cover board and cavity body filter is reduced.
For solving the problems of the technologies described above, the utility model provides a kind of cavity filter cover board, and the connector outer conductor is set on the cover plate, and described connector outer conductor and cover plate are one-body molded, and described connector outer conductor is the sidewall in described cover plate upper overturning hole.
As further improvement of the utility model, described connector outer conductor forces in this cover plate punching press by diel perpendicular to the lid surface direction and forms.
As further improvement of the utility model, the inwall of described connector outer conductor is provided with along described flange aperture to groove that is used for fixing insulating material or projection.
As further improvement of the utility model, the saddle that is used for fixing insulating material that described connector outer conductor machine work is formed is arranged on the described cover plate.
For solving the problems of the technologies described above, the utility model provides a kind of cavity body filter, comprises cavity, cover plate, it is characterized in that, the connector outer conductor is set on the described cover plate, and described connector outer conductor and cover plate are one-body molded, and described connector outer conductor is the sidewall in described cover plate upper overturning hole.
As further improvement of the utility model, described connector outer conductor forces in this cover plate punching press by diel perpendicular to the lid surface direction and forms.
As further improvement of the utility model, the inwall of described connector outer conductor is provided with along described flange aperture to groove that is used for fixing insulating material or projection.
As further improvement of the utility model, the saddle that is used for fixing insulating material that described connector outer conductor machine work is formed is arranged on the described cover plate.
Cavity filter cover board provided by the utility model, cover plate are provided with the connector outer conductor, and connector outer conductor and cover plate are one-body molded, so just make that the manufacturing procedure of cover plate is simpler, and production efficiency improves, thereby have reduced the production cost of cover plate.
Cavity body filter provided by the utility model, comprise cavity, cover plate, the connector outer conductor is set on the cover plate, connector outer conductor and cover plate are one-body molded, so just make that the manufacturing procedure of cover plate is simpler, production efficiency improves, and has reduced the production cost of cover plate, thereby has reduced the production cost of cavity body filter.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 (a) and Fig. 1 (b) are the schematic diagrames of cavity filter cover board among the utility model embodiment one;
Fig. 2 (a) and Fig. 2 (b) are the schematic diagrames of cavity filter cover board among the utility model embodiment two;
Fig. 3 (a) and Fig. 3 (b) are the schematic diagrames of cavity filter cover board among the utility model embodiment three;
Fig. 4 is the cross-sectional schematic of cavity filter cover board among the utility model embodiment four;
Fig. 5 (a) and Fig. 5 (b) are the schematic diagrames of cavity body filter among the utility model embodiment five.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one, a kind of cavity filter cover board, its structural representation is shown in Fig. 1 (a) and Fig. 1 (b), connector outer conductor 102 is set on the cover plate, and described connector outer conductor 102 is one-body molded with cover plate 103, and described connector outer conductor 102 is the sidewalls in described cover plate upper overturning hole 101.
In the present embodiment, described connector outer conductor and cover plate can force in this cover plate punching press perpendicular to the lid surface direction by diel and form, and also can adopt compression casting to form by die casting.
Embodiment two, a kind of cavity filter cover board, its structural representation is shown in Fig. 2 (a) and Fig. 2 (b), connector outer conductor 202 is set on the cover plate, and described connector outer conductor 202 is one-body molded with cover plate 203, and described connector outer conductor 202 is the sidewalls in described cover plate upper overturning hole 201.
In the lump with reference to figure 2 (a) and Fig. 2 (b), be appreciated that by with insulating material, for example polytetrafluoroethylene is filled in the middle of inner wire and the outer conductor, can guarantee the alignment of inner wire and outer conductor.For the fixed insulation material, on the inwall of described connector outer conductor, be provided with along described flange aperture to the groove 204 that is used for fixing insulating material.
Groove be arranged to along described flange aperture to continuous circular.Certainly, groove can also be arranged to discontinuous circular, thereby when preventing that insulating material from sliding up and down, prevents its circumferential slippage.Groove can also have various deformation, and for example, section can be a triangle, rectangle, and irregular polygon is appreciated that the simple deformation of doing in this place is all within protection range of the present utility model.
Embodiment three, a kind of cavity filter cover board, its structural representation is shown in Fig. 3 (a) and Fig. 3 (b), connector outer conductor 302 is set on the cover plate, and described connector outer conductor 302 is one-body molded with cover plate 303, and described connector outer conductor 302 is the sidewalls in described cover plate upper overturning hole 301.
In the lump with reference to figure 3 (a) and Fig. 3 (b), be appreciated that by with insulating material, for example polytetrafluoroethylene is filled in the middle of inner wire and the outer conductor, can guarantee the alignment of inner wire and outer conductor.For the fixed insulation material, on the inwall of described connector outer conductor, be provided with along described flange aperture to the projection 304 that is used for fixing insulating material.
Embodiment four, a kind of cavity filter cover board, its cross-sectional schematic as shown in Figure 4, connector outer conductor 402 is set on the cover plate, described connector outer conductor 402 is one-body molded with cover plate 403, described connector outer conductor 402 is the sidewalls in described cover plate upper overturning hole 401, and the saddle that is used for fixing insulating material 404 that described connector outer conductor 402 machine works are formed is arranged on the described cover plate 403.
In the present embodiment, described saddle can form the machine work of connector outer conductor, for example, mills out a saddle on the connector outer conductor, just can fixed insulation material, for example polytetrafluoroethylene by saddle is set.It is multiple to be appreciated that the described mode that the connector outer conductor is processed to form saddle can also have, for example turning, and concrete processing mode does not constitute restriction of the present utility model.
In the present embodiment, saddle, connector outer conductor and cover plate are integrated, so just make that the manufacturing procedure of cover plate is simpler, and production efficiency improves, and have reduced the production cost of cover plate.
Embodiment five, a kind of cavity body filter, its structural representation is shown in Fig. 5 (a) and Fig. 5 (b), comprise cavity 502, cover plate 501, connector outer conductor 504 is set on the cover plate, described connector outer conductor 504 is one-body molded with cover plate 501, and described connector outer conductor 504 is the sidewalls in described cover plate upper overturning hole 506.
Cover plate 501 forms flange hole 506 with described connector outer conductor 504, and cover plate and connector outer conductor 504 are run through in flange hole 506, and inner wire 503 runs through flange hole 506 and is deep in the cavity 505, links to each other with interior circuit board 505.
In above each embodiment, connector outer conductor and cover plate are integrated, so just make that the manufacturing procedure of cover plate is simpler, and production efficiency improves, and has reduced the production cost of cover plate, thereby has reduced the production cost of cavity body filter.
Used specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment just is used for helping to understand core concept of the present utility model; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (8)
1. a cavity filter cover board is characterized in that, the connector outer conductor is set on the cover plate, and described connector outer conductor and cover plate are one-body molded, and described connector outer conductor is the sidewall in described cover plate upper overturning hole.
2. cavity filter cover board as claimed in claim 1 is characterized in that, described connector outer conductor forces in this cover plate punching press by diel perpendicular to the lid surface direction and forms.
3. cavity filter cover board as claimed in claim 1 is characterized in that, the inwall of described connector outer conductor is provided with along described flange aperture to groove that is used for fixing insulating material or projection.
4. cavity filter cover board as claimed in claim 1 is characterized in that, the saddle that is used for fixing insulating material that described connector outer conductor machine work is formed is arranged on the described cover plate.
5. a cavity body filter comprises cavity, cover plate, it is characterized in that, the connector outer conductor is set on the described cover plate, and described connector outer conductor and cover plate are one-body molded, and described connector outer conductor is the sidewall in described cover plate upper overturning hole.
6. cavity body filter as claimed in claim 5 is characterized in that, described connector outer conductor forces in this cover plate punching press by diel perpendicular to the lid surface direction and forms.
7. cavity body filter as claimed in claim 5 is characterized in that, the inwall of described connector outer conductor is provided with along described flange aperture to groove that is used for fixing insulating material or projection.
8. cavity body filter as claimed in claim 5 is characterized in that, the saddle that is used for fixing insulating material that described connector outer conductor machine work is formed is arranged on the described cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020191551 CN201758169U (en) | 2010-05-07 | 2010-05-07 | Cavity filter cover board and cavity filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020191551 CN201758169U (en) | 2010-05-07 | 2010-05-07 | Cavity filter cover board and cavity filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201758169U true CN201758169U (en) | 2011-03-09 |
Family
ID=43645459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020191551 Expired - Fee Related CN201758169U (en) | 2010-05-07 | 2010-05-07 | Cavity filter cover board and cavity filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201758169U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920503A (en) * | 2010-05-07 | 2010-12-22 | 深圳市大富科技股份有限公司 | Method for punching cavity filter cover board, cavity filter cover board and cavity filter |
| CN103066350A (en) * | 2012-12-31 | 2013-04-24 | 深圳市大富科技股份有限公司 | Cavity filter and radio frequency device |
| CN104681906A (en) * | 2015-02-26 | 2015-06-03 | 东莞鸿爱斯通信科技有限公司 | Cavity filter |
| CN108817863A (en) * | 2018-07-11 | 2018-11-16 | 苏州市协诚五金制品有限公司 | A kind of production method suitable for filter tuner cover board |
-
2010
- 2010-05-07 CN CN 201020191551 patent/CN201758169U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920503A (en) * | 2010-05-07 | 2010-12-22 | 深圳市大富科技股份有限公司 | Method for punching cavity filter cover board, cavity filter cover board and cavity filter |
| CN103066350A (en) * | 2012-12-31 | 2013-04-24 | 深圳市大富科技股份有限公司 | Cavity filter and radio frequency device |
| CN103066350B (en) * | 2012-12-31 | 2018-06-05 | 深圳市大富科技股份有限公司 | A kind of cavity body filter and radio-frequency devices |
| CN104681906A (en) * | 2015-02-26 | 2015-06-03 | 东莞鸿爱斯通信科技有限公司 | Cavity filter |
| CN108817863A (en) * | 2018-07-11 | 2018-11-16 | 苏州市协诚五金制品有限公司 | A kind of production method suitable for filter tuner cover board |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201655936U (en) | Cover plate of cavity filter and cavity filter | |
| CN201758169U (en) | Cavity filter cover board and cavity filter | |
| CN203367471U (en) | Antenna | |
| CN202050043U (en) | Cavity filter and communication equipment | |
| CN203351739U (en) | Antenna | |
| CN101920503A (en) | Method for punching cavity filter cover board, cavity filter cover board and cavity filter | |
| CN204312279U (en) | Compressor | |
| CN201655939U (en) | Cavity filter and cavity body of filter | |
| CN201766150U (en) | Cavity filter | |
| CN202930644U (en) | Module connector | |
| CN103414011A (en) | Antenna | |
| CN102655203B (en) | LED (light-emitting diode) support and manufacturing method thereof | |
| CN202798243U (en) | Splicing type motor tray flange | |
| CN101950830A (en) | Cavity filter and manufacture method thereof | |
| CN202474158U (en) | Cavity filter and coupling structure thereof | |
| CN203071280U (en) | An audio connector | |
| CN202073893U (en) | Screw for fixing resonant pole, chamber wave filter and communication equipment | |
| CN203367472U (en) | Antenna | |
| CN206543814U (en) | A stamping die that can adapt to various size designs | |
| CN203562494U (en) | Plane flattening piece for molding and processing shielding cover of filter | |
| CN214706307U (en) | Low-cost feed core connector | |
| CN103414013A (en) | Antenna | |
| CN211321507U (en) | Vibrating diaphragm forming die | |
| CN203774493U (en) | Novel SATA electric connector | |
| CN202523765U (en) | Moisture-proof LED support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20160507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |