CN203277599U - Cavity filter, cavity of filter and connector - Google Patents
Cavity filter, cavity of filter and connector Download PDFInfo
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- CN203277599U CN203277599U CN 201320239496 CN201320239496U CN203277599U CN 203277599 U CN203277599 U CN 203277599U CN 201320239496 CN201320239496 CN 201320239496 CN 201320239496 U CN201320239496 U CN 201320239496U CN 203277599 U CN203277599 U CN 203277599U
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- cavity
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- core body
- filter
- described core
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Abstract
The utility model discloses a cavity filter, a cavity of the filter and a connector. The cavity filter comprises the cavity of the filter and a cover plate, wherein the cover plate covers the cavity of the filter to form a resonant cavity. The cavity of the filter comprises a cavity body and the connector, wherein the connector is integrated with the cavity body, and comprises a housing and a core, the core is fixedly mounted in the housing and equipped with at least one jack, and a pin assembly is arranged in the jack. Compared with the prior art, the cavity of the filter is integrated with the connector, thereby avoiding the defect that waterproof effect of a sealing ring between contact surfaces of a flange and a cavity of a present connector is poor as well as the problem that product is corroded due to failure of the sealing ring or waterproof glue.
Description
[technical field]
The utility model relates to wave filter technology field, particularly a kind of cavity body filter, filter cavity and connector.
[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 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 inner wire.The metal shell inwall is straight tube shape, 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 dielectric are damaged by pressure; May make the burr on metal shell come off during crimping simultaneously, and be pressed into along with dielectric in the connecter hole of cavity body filter, affect the intermodulation of filter.
[utility model content]
In order to solve the bad defective of water proof ring waterproof effect that adopts between connector and cavity body filter in prior art, the utility model embodiment provides a kind of cavity body filter, filter cavity and connector.
The utility model embodiment solves the problems of the technologies described above the technical scheme of taking and is to provide 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 contact pin component in described jack.
Described core outer surface is provided with annular knurl, and described core body is fixed in the enclosure by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixed 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 described shell.
The utility model also provides a kind of connector, comprises shell and core body, and described core body fixedly mounts in the enclosure, and described core body is provided with at least one jack, is provided with contact pin component in described jack.
Described core outer surface is provided with annular knurl, and described core body is fixed in described shell by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixed in the enclosure by screw thread.
The end face of described core body is provided with at least one alignment pin.
The utility model 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 described jack.
The cavity body filter that the utility model embodiment provides, filter cavity and connector; compared with prior art; filter cavity and connector is one-body molded; avoided in the prior art increasing the poor defective of sealing ring waterproof effect between the ring flange of connector and cavity contact-making surface, avoided simultaneously frequent meeting and caused the problem of product corrosion because sealing ring or marine glue lost efficacy.
[description of drawings]
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing:
Fig. 1 is the partial structurtes profile of the utility model embodiment one cavity body filter;
Fig. 2 is the utility model embodiment two connector construction profiles;
Fig. 3 is the utility model embodiment two connector core schematic diagrames;
Fig. 4 is the utility model embodiment three filter cavity structural representations;
[embodiment]
Below in conjunction with the accompanying drawing of the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one, the utility model comprises 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 shell 4, described core body 4 is provided with at least one jack, is provided with contact pin component 6 in described jack.
Described connector adopts Split type 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 fixed 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 fixed 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 jack, is used for when connectors, connector being positioned.
Also be provided with the positioning step 9 of location core body in 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 integrated die-casting moulding, and inside mating surface and the positioning step of described core body process by CNC.
Contact pin component in described core body comprises the insulator of establishing in comfortable core body jack, is arranged on the contact pin 7 in insulator, and the interior cable of an end of described contact pin and cavity body filter is connected.
The installation step of the utility model cavity body filter is as follows: with connector and the moulding of filter cavity integrated die-casting, circular copper rod car is made core body, simultaneously process knurling structure on described core body, contact pin component is assembled in the corresponding jack of core body, with its firm welding, again alignment pin is crimped on core body, the core body that assembles is crimped to connector inside, complete assembling.
The utility model cavity body filter; connector wherein and cavity adopt the integrated die-casting moulding; avoided in the prior art increasing the poor defective of sealing ring waterproof effect between the ring flange of connector and cavity contact-making surface, avoided simultaneously frequent meeting and caused the problem of product corrosion because sealing ring or marine glue lost efficacy.
Embodiment two, the utility model provide a kind of connector, as shown in Figures 2 and 3, comprise shell 4 and core body 5, and described core body 5 is fixedly mounted in shell 4, and described core body 5 is provided with at least one jack, is provided with contact pin component 6 in described jack.
Described core body is formed by circular copper rod car system, has avoided the large 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 fixed in the enclosure by annular knurl.
Described core outer surface is provided with screw thread, and described core body is fixed in the enclosure by screw thread.
One end of described core body is provided with guide frame, is convenient to be arranged in core body.
Described connector and described cavity adopt the integrated die-casting moulding, 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 jack, is used for when connectors, connector being positioned.
Contact pin component in described core body comprises the insulator of establishing in comfortable core body jack, is arranged on the contact pin in insulator, and the interior cable of an end of described contact pin and cavity body filter is connected.
The utility model connector adopts Split type structure assembling shell and core body, and contact pin component is installed in core body, directly core body is inserted and complete assembling in 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, and the materials'use rate is high.
Embodiment three, the utility model provide 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 described jack.
The utility model filter cavity; connector wherein and described cavity adopt the integrated die-casting moulding; avoided in the prior art increasing the poor defective of sealing ring waterproof effect between the ring flange of connector and cavity contact-making surface, avoided simultaneously frequent meeting and caused the problem of product corrosion because sealing ring or marine glue lost efficacy.
Certainly, the cavity body filter of the utility model embodiment also can comprise various other conventional components or structure, herein, the present embodiment is only to being described with the present embodiment utility model point relevant portion, other concrete parts or structure, can with reference to existing conventional implementation, not consist of restriction of the present utility model.
In the above-described embodiments, only the utility model embodiment has been carried out exemplary description, but those skilled in the art can carry out various modifications to the utility model embodiment in the situation that do not break away from the spirit and scope of the utility model embodiment after reading present patent application.
Claims (10)
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 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 component in 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 fixed 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 fixed in the enclosure by screw thread.
4. according to claim 2 or 3 described cavity body filters, 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 described shell.
6. a connector, is characterized in that, comprises shell and core body, and described core body fixedly mounts in the enclosure, and described core body is provided with at least one jack, is provided with contact pin component in described jack.
7. connector according to claim 6, is characterized in that, described core outer surface is provided with annular knurl, and described core body is fixed in described shell by annular knurl.
8. connector according to claim 6, is characterized in that, described core outer surface is provided with screw thread, and described core body is fixed in the enclosure by screw thread.
9. according to claim 7 or 8 described connectors, is characterized in that, the end face of described core body is provided with at least one alignment pin.
10. 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 described jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320239496 CN203277599U (en) | 2013-05-06 | 2013-05-06 | Cavity filter, cavity of filter and connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320239496 CN203277599U (en) | 2013-05-06 | 2013-05-06 | Cavity filter, cavity of filter and connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203277599U true CN203277599U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320239496 Expired - Lifetime CN203277599U (en) | 2013-05-06 | 2013-05-06 | Cavity filter, cavity of filter and connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203277599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268969A (en) * | 2013-05-06 | 2013-08-28 | 深圳市大富科技股份有限公司 | Cavity filter, filter cavity body and method for manufacturing cavity filter |
-
2013
- 2013-05-06 CN CN 201320239496 patent/CN203277599U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268969A (en) * | 2013-05-06 | 2013-08-28 | 深圳市大富科技股份有限公司 | Cavity filter, filter cavity body and method for manufacturing cavity filter |
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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: 20131106 |