CN103268969A - Cavity filter, filter cavity body and method for manufacturing cavity filter - Google Patents
Cavity filter, filter cavity body and method for manufacturing cavity filter Download PDFInfo
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- CN103268969A CN103268969A CN2013101630795A CN201310163079A CN103268969A CN 103268969 A CN103268969 A CN 103268969A CN 2013101630795 A CN2013101630795 A CN 2013101630795A CN 201310163079 A CN201310163079 A CN 201310163079A CN 103268969 A CN103268969 A CN 103268969A
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- cavity
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Abstract
The invention discloses a cavity filter, a filter cavity body and a method for manufacturing the cavity filter. The cavity filter comprises the filter cavity body and a cover plate which is used for sealing the filter cavity body to form a resonant cavity. The filter cavity body comprises a cavity body and a connecting device, wherein the connecting device and the cavity body are integrally formed. The connecting device comprises an outer shell and a core body which is fixedly installed inside the outer shell. At least one inserting hole is formed in the core body, and an inserting needle assembly is arranged in the inserting hole. Compared with the prior art, the cavity filter, the filter cavity body and the connecting device have the advantages that the filter cavity body and the connecting device are integrally formed, the defect that in the prior art, a sealing ring which is additionally arranged between the contact surfaces of a flange plate of a connecting device and a cavity body is poor in waterproof effect is overcome, and meanwhile, the problem that a product is often corroded due to the failure of the sealing ring or waterproof glue is solved.
Description
[technical field]
The present invention relates to the wave filter technology field, particularly the manufacture method of a kind of cavity body filter, filter cavity 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 for selecting signal of communication, clutter or interference signal that the filtering communication signal frequency is outer.
Filter is equipped with the connector that is connected with other modules usually, as 7/16 connector, N Connector etc.In traditional technology, connector adopts screw to be connected usually with between filter or the duplexer.Be assembled as single component based on conventional filter and connector, connector comprises inner wire, the metal shell of coaxial setting and is arranged at dielectric between described metal shell and the inner wire.The metal shell inwall is straight tubular, and when dielectric was pressed into metal shell, dielectric was prone to inclination at the metal shell inwall; And easily the openend of metal shell and the O-ring seal on the dielectric are damaged by pressure; May make the burr on the metal shell come off during crimping simultaneously, and be pressed into along with dielectric in the connecter hole of cavity body filter, influence the intermodulation of filter.
[summary of the invention]
In order to solve the water proof ring waterproof effect defect of bad that adopts between the connector and cavity body filter in the prior art, the embodiment of the invention provides the manufacture method of a kind of cavity body filter, filter cavity and cavity body filter.
The embodiment of the invention solves the problems of the technologies described above the technical scheme of taking and provides a kind of cavity body filter, comprise filter cavity and cover plate, described cover plate is used for the described filter cavity of capping to form resonant cavity, described filter cavity comprises cavity and connector, described connector and cavity are one-body molded, and described connector comprises shell and core body, and described core body fixed installation in the enclosure, described core body is provided with at least one jack, is provided with the contact pin assembly in the described jack.
Described core outer surface is provided with annular knurl, and described core body is fixing in the enclosure by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
The end face of described core body is provided with at least one alignment pin.
Also be provided with the positioning step of location core body in the described shell.
The present invention also provides a kind of filter cavity, comprises cavity and connector, and described connector and cavity are one-body molded, described connector comprises shell and core body, described core body fixedly mounts in the enclosure, and described core body is provided with at least one jack, is provided with contact pin in the described jack.
Described core outer surface is provided with annular knurl, and described core body is fixed in the described shell by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
The end face of described core body is provided with at least one alignment pin.
The present invention also provides a kind of manufacture method of cavity body filter,
With connector shell and filter cavity one die cast;
The core body of connector is inserted in the connector shell, the connector core body is fixedly mounted in the connector shell.
Described core body with connector inserts in the connector shell and also comprises before the step: contact pin and alignment pin are assembled to interior in-core.
The manufacture method of the cavity body filter that the embodiment of the invention provides, filter cavity and cavity body filter; compared with prior art; filter cavity and connector is one-body molded; avoid in the prior art between the ring flange of connector and cavity contact-making surface, increasing the defective of sealing ring waterproof effect difference, avoided causing because sealing ring or marine glue lost efficacy through regular meeting the problem of product corrosion simultaneously.
[description of drawings]
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, 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 is the partial structurtes profile of the embodiment of the invention one cavity body filter;
Fig. 2 is the embodiment of the invention two connector construction profiles;
Fig. 3 is the embodiment of the invention two connector core schematic diagrames;
Fig. 4 is the embodiment of the invention three filter cavity structural representations;
[embodiment]
Below in conjunction with the accompanying drawing of the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Embodiment one, the present invention includes a kind of cavity body filter, as shown in Figure 1, comprise filter cavity and cover plate 1, described cover plate 1 is used for the described filter cavity of capping to form resonant cavity, described filter cavity comprises cavity 2 and connector 3, described connector 3 is one-body molded with cavity 2, and described connector 3 comprises shell 4 and core body 5, and described core body 5 is fixedly mounted in the shell 4, described core body 4 is provided with at least one jack, is provided with contact pin assembly 6 in the described jack.
Described connector adopts and divides body structure, comprises shell and core body, and described shell forms the cylindrical shell of hollow, and described core body fixedly mounts in the enclosure, a kind of execution mode, and described core outer surface is provided with annular knurl, and described core body is fixing in the enclosure by annular knurl.
Another kind of execution mode, described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
The end face of described core body is provided with at least one alignment pin 8, and described alignment pin is arranged between the jack, is used for when connectors connector being positioned.
Also be provided with the positioning step 9 of location core body in the described shell, described positioning step is arranged on an end of connector, is used for core body is positioned.
Described connector and described cavity adopt the one die cast, and inside mating surface and the positioning step of described core body process by CNC.
Contact pin assembly in the described core body comprises the insulator of establishing in the comfortable core body jack, is arranged on the contact pin 7 in the insulator, and the interior cable of an end of described contact pin and cavity body filter is connected.
The installation step of cavity body filter of the present invention is as follows: with connector and filter cavity one die cast, circular copper rod car is made core body, simultaneously process the annular knurl structure at described core body, the contact pin assembly is assembled in the corresponding jack of core body, with its firm welding, again alignment pin is crimped on the core body, the core body that assembles is crimped to connector inside, finish assembling.
Cavity body filter of the present invention; connector wherein and cavity adopt the one die cast; avoid in the prior art between the ring flange of connector and cavity contact-making surface, increasing the defective of sealing ring waterproof effect difference, avoided causing because sealing ring or marine glue lost efficacy through regular meeting the problem of product corrosion simultaneously.
Embodiment two, the invention provides a kind of connector, as shown in Figures 2 and 3, comprise shell 4 and core body 5, described core body 5 is fixedly mounted in the shell 4, and described core body 5 is provided with at least one jack, is provided with contact pin assembly 6 in the described jack.
Described core body is formed by circular copper rod car system, has avoided the big defective of square copper rod cutting output of available technology adopting.
Described core outer surface is provided with annular knurl, and described core body is fixing in the enclosure by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
One end of described core body is provided with guide frame, is convenient to be installed in the core body.
Described connector and described cavity adopt the one die cast, and inside mating surface and the positioning step of described core body process by CNC.
The end face of described core body is provided with at least one alignment pin, and described alignment pin is arranged between the jack, is used for when connectors connector being positioned.
Contact pin assembly in the described core body comprises the insulator of establishing in the comfortable core body jack, is arranged on the contact pin in the insulator, and the interior cable of an end of described contact pin and cavity body filter is connected.
Connector of the present invention adopts and divides body structure assembling shell and core body, and the contact pin assembly is installed in the core body, directly core body is inserted and finish assembling in the shell, assembling is simple, has improved operating efficiency, core body wherein adopts circular copper rod to carry out the cutting of car system and forms material utilization rate height.
Embodiment three, the invention provides a kind of filter cavity, as shown in Figure 4, comprise cavity and connector, described connector and cavity are one-body molded, described connector comprises shell and core body, described core body fixedly mounts in the enclosure, and described core body is provided with at least one jack, is provided with contact pin in the described jack.
Described core body is formed by circular copper rod car system, has avoided the big defective of square copper rod cutting output of available technology adopting.
Described core outer surface is provided with annular knurl, and described core body is fixing in the enclosure by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
One end of described core body is provided with guide frame, is convenient to be installed in the core body.
Described connector and described cavity adopt the one die cast, and inside mating surface and the positioning step of described core body process by CNC.
The end face of described core body is provided with at least one alignment pin, and described alignment pin is arranged between the jack, is used for when connectors connector being positioned.
Contact pin assembly in the described core body comprises the insulator of establishing in the comfortable core body jack, is arranged on the contact pin in the insulator, and the interior cable of an end of described contact pin and cavity body filter is connected.
Filter cavity of the present invention; connector wherein and described cavity adopt the one die cast; avoid in the prior art between the ring flange of connector and cavity contact-making surface, increasing the defective of sealing ring waterproof effect difference, avoided causing because sealing ring or marine glue lost efficacy through regular meeting the problem of product corrosion simultaneously.
The manufacture method of embodiment four, a kind of cavity body filter of the present invention,
With connector shell and filter cavity one die cast;
The core body of connector is inserted in the connector shell, the connector core body is fixedly mounted in the connector shell.
Described core body with connector inserts in the connector shell and also comprises before the step: contact pin and alignment pin are assembled to interior in-core.
The installation step of cavity body filter of the present invention is as follows: with connector and filter cavity one die cast, circular copper rod car is made core body, simultaneously process the annular knurl structure at described core body, the contact pin assembly is assembled in the corresponding jack of core body, with its firm welding, again alignment pin is crimped on the core body, the core body that assembles is crimped to connector inside, finish assembling.
Cavity body filter of the present invention; connector wherein and cavity adopt the one die cast; avoid in the prior art between the ring flange of connector and cavity contact-making surface, increasing the defective of sealing ring waterproof effect difference, avoided causing because sealing ring or marine glue lost efficacy through regular meeting the problem of product corrosion simultaneously.
Certainly, the cavity body filter of the embodiment of the invention also can comprise various other conventional components or structure, herein, present embodiment is only to being described with present embodiment inventive point relevant portion, other concrete parts or structure, can not be construed as limiting the invention with reference to the existing conventional implementation.
In the above-described embodiments, only the embodiment of the invention has been carried out exemplary description, but those skilled in the art can carry out various modifications to the embodiment of the invention after reading present patent application under the situation of the spirit and scope that do not break away from the embodiment of the invention.
Claims (11)
1. cavity body filter, it is characterized in that, comprise filter cavity and cover plate, described cover plate is used for the described filter cavity of capping to form resonant cavity, and described filter cavity comprises cavity and connector, and described connector comprises shell and core body, shell and the cavity of described connector are one-body molded, described core body fixedly mounts in the enclosure, and described core body is provided with at least one jack, is provided with the contact pin assembly in the described jack.
2. cavity body filter according to claim 1 is characterized in that, described core outer surface is provided with annular knurl, and described core body is fixing in the enclosure by annular knurl.
3. cavity body filter according to claim 1 is characterized in that, described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
4. according to claim 2 or 3 described cavity body filters, it is characterized in that the end face of described core body is provided with at least one alignment pin.
5. cavity body filter according to claim 4 is characterized in that, also is provided with the positioning step of location core body in the described shell.
6. a filter cavity is characterized in that, comprises cavity and connector, described connector and cavity are one-body molded, and described connector comprises shell and core body, and described core body fixed installation in the enclosure, described core body is provided with at least one jack, is provided with contact pin in the described jack.
7. filter cavity according to claim 6 is characterized in that, described core outer surface is provided with annular knurl, and described core body is fixed in the described shell by annular knurl.
8. filter cavity according to claim 6 is characterized in that, described core outer surface is provided with screw thread, and described core body is fixing in the enclosure by screw thread.
9. according to claim 7 or 8 described filter cavities, it is characterized in that the end face of described core body is provided with at least one alignment pin.
10. the manufacture method of a cavity body filter is characterized in that,
With connector shell and filter cavity one die cast;
The core body of connector is inserted in the connector shell, the connector core body is fixedly mounted in the connector shell.
11. manufacture method according to claim 9 is characterized in that, described core body with connector inserts in the connector shell and also comprises before the step: contact pin and alignment pin are assembled to interior in-core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101630795A CN103268969A (en) | 2013-05-06 | 2013-05-06 | Cavity filter, filter cavity body and method for manufacturing cavity filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101630795A CN103268969A (en) | 2013-05-06 | 2013-05-06 | Cavity filter, filter cavity body and method for manufacturing cavity filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103268969A true CN103268969A (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101630795A Pending CN103268969A (en) | 2013-05-06 | 2013-05-06 | Cavity filter, filter cavity body and method for manufacturing cavity filter |
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| Country | Link |
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| CN (1) | CN103268969A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016106641A1 (en) * | 2014-12-31 | 2016-07-07 | 深圳市大富科技股份有限公司 | Test joint |
| CN107845851A (en) * | 2017-10-19 | 2018-03-27 | 成都旭思特科技有限公司 | The cavity body filter manufacture method of bolt quantity can be reduced |
| CN111987047A (en) * | 2020-07-28 | 2020-11-24 | 中国电子科技集团公司第二十九研究所 | Integrated box body packaging structure and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201084810Y (en) * | 2007-09-07 | 2008-07-09 | 西安达威通信设备有限公司 | A narrowband wave-guide coupler loading structure |
| CN202004136U (en) * | 2011-03-17 | 2011-10-05 | 东莞市鑫宇五金制品有限公司 | Novel power divider structure |
| CN202888365U (en) * | 2012-10-12 | 2013-04-17 | 深圳市大富科技股份有限公司 | Integrated cavity filter and connector |
| CN203277599U (en) * | 2013-05-06 | 2013-11-06 | 深圳市大富科技股份有限公司 | Cavity filter, cavity of filter and connector |
-
2013
- 2013-05-06 CN CN2013101630795A patent/CN103268969A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201084810Y (en) * | 2007-09-07 | 2008-07-09 | 西安达威通信设备有限公司 | A narrowband wave-guide coupler loading structure |
| CN202004136U (en) * | 2011-03-17 | 2011-10-05 | 东莞市鑫宇五金制品有限公司 | Novel power divider structure |
| CN202888365U (en) * | 2012-10-12 | 2013-04-17 | 深圳市大富科技股份有限公司 | Integrated cavity filter and connector |
| CN203277599U (en) * | 2013-05-06 | 2013-11-06 | 深圳市大富科技股份有限公司 | Cavity filter, cavity of filter and connector |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016106641A1 (en) * | 2014-12-31 | 2016-07-07 | 深圳市大富科技股份有限公司 | Test joint |
| CN107076780A (en) * | 2014-12-31 | 2017-08-18 | 深圳市大富科技股份有限公司 | A kind of test splice |
| CN107076780B (en) * | 2014-12-31 | 2020-02-04 | 深圳市大富科技股份有限公司 | Test joint |
| CN107845851A (en) * | 2017-10-19 | 2018-03-27 | 成都旭思特科技有限公司 | The cavity body filter manufacture method of bolt quantity can be reduced |
| CN111987047A (en) * | 2020-07-28 | 2020-11-24 | 中国电子科技集团公司第二十九研究所 | Integrated box body packaging structure and manufacturing method thereof |
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| PB01 | Publication | ||
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Application publication date: 20130828 |