CN109411854B - Tap coupling structure - Google Patents
Tap coupling structure Download PDFInfo
- Publication number
- CN109411854B CN109411854B CN201811476891.2A CN201811476891A CN109411854B CN 109411854 B CN109411854 B CN 109411854B CN 201811476891 A CN201811476891 A CN 201811476891A CN 109411854 B CN109411854 B CN 109411854B
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- CN
- China
- Prior art keywords
- tap
- radio frequency
- filter
- frequency connector
- groove
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- 230000008878 coupling Effects 0.000 title claims abstract description 28
- 238000010168 coupling process Methods 0.000 title claims abstract description 28
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 28
- 239000004020 conductor Substances 0.000 claims abstract description 8
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 abstract description 4
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The invention discloses a tap coupling structure which is used for connecting a radio frequency connector with a resonant body in a resonant cavity, and comprises a adapting seat and a tap piece, wherein the adapting seat is configured to be positioned in the resonant cavity and is provided with a vertical inserting groove, the vertical inserting groove is configured to be used for enabling an inner conductor of the radio frequency connector to be inserted in a detachable mode so as to form elastic contact with the adapting seat, and one end of the tap piece is connected with the adapting seat. The tap coupling structure realizes the electric connection between the radio frequency connector and the tap sheet through the switching of the switching seat, avoids the direct connection mode of the radio frequency connector and the tap sheet by utilizing the modes of welding and the like, is easier to assemble, is easy to replace, and reduces the influence on the design of other parts.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a tap coupling structure.
Background
A tap coupling structure for a filter generally comprises a tap and a radio frequency connector, wherein the radio frequency connector is assembled on a cover plate of the filter, an inner conductor of the radio frequency connector extends into a resonant cavity of the filter, a tap sheet is arranged in the resonant cavity, one end of the tap sheet is welded and combined with the inner conductor of the radio frequency connector, and the other end of the tap sheet is electrically connected with a resonant body. Although the tap coupling structure is simple, the radio frequency connector is directly welded with the tap, so that inconvenience in assembly is brought, the tap coupling structure is difficult to disassemble when a problem occurs, and the design of other parts is restricted.
Disclosure of Invention
The invention aims to provide a tap coupling structure which is simple and convenient to assemble, easy to replace and capable of reducing the influence on the design of other parts.
In order to achieve the above object, the present invention provides a tap coupling structure for connecting a radio frequency connector with a resonator in a resonant cavity, the tap coupling structure including an adapter and a tap piece, the adapter being configured to be positioned in the resonant cavity and being formed with a vertical insertion slot, the vertical insertion slot being configured to allow an inner conductor of the radio frequency connector to be inserted in a detachable manner to form elastic contact with the adapter, and one end of the tap piece being connected with the adapter.
Preferably, the adaptor includes a base body and an elastic sleeve body, the base body is formed with a vertical mounting groove, the elastic sleeve body is positioned in the vertical mounting groove, the vertical inserting groove is formed in the elastic sleeve body, a guiding part for guiding the insertion of the radio frequency connector is formed at the top of the elastic sleeve body, and the elastic sleeve body is configured to be extruded outwards by the inserted radio frequency connector to clamp the radio frequency connector.
Preferably, the top end of the inner wall of the vertical mounting groove is provided with a stop part in an inward protruding mode, and the stop part is provided with a guide part for guiding the elastic sleeve body and the radio frequency connector to be inserted.
Preferably, the inner wall of the vertical mounting groove is further provided with a clamping part which is used for clamping the lower part of the elastic sleeve body in an inward protruding mode.
Preferably, the adaptor comprises an upper supporting surface, a positioning boss is convexly arranged on the upper supporting surface, and one end of the tap piece connected with the adaptor is provided with a positioning opening and is matched and connected with the positioning boss through the positioning opening.
Preferably, the middle part of the positioning boss is provided with a columnar butt joint part in an upward protruding mode, and the vertical mounting groove is located at the butt joint part.
Preferably, the middle part of the butt joint part in the vertical direction is outwards convexly provided with a convex ring, and the peripheral edge of the convex ring is opposite to the peripheral edge of the positioning boss in the vertical direction.
Preferably, the tap coupling structure further comprises a supporting seat, the supporting seat is configured to be positioned and supported on the bottom wall of the filter, a containing cavity is formed on the supporting seat, the adapter seat is fixed in the containing cavity, and a through groove is formed in the containing cavity at a position corresponding to the other end of the tap so that the tap is connected with the resonator in the filter.
Preferably, the tap coupling structure further comprises a cover body, the cover body is fixedly covered on the supporting seat, a connector assembly groove which is communicated with the accommodating cavity and is opposite to the vertical inserting groove is formed in the cover body, and the connector assembly groove is configured to assemble the radio-frequency connector.
Preferably, the cover body includes a base plate portion and a mounting boss protruding from a middle portion of an upper surface of the base plate portion, the joint fitting groove is formed in the mounting boss, and the upper surface of the base plate portion is configured to be attached to a lower surface of the cavity cover.
Compared with the prior art, the tap coupling structure comprises an adapter seat and a tap piece, wherein the adapter seat is configured to be positioned in a resonant cavity and is provided with a vertical inserting groove, the vertical inserting groove is configured to be used for an inner conductor of a radio frequency connector to be inserted in a detachable mode so as to form elastic contact with the adapter seat, and one end of the tap piece is connected with the adapter seat; therefore, the electric connection between the radio frequency connector and the tap sheet is realized through the switching of the switching seat, the mode of direct connection between the radio frequency connector and the tap sheet by utilizing the modes of welding and the like is avoided, the assembly is easier, the radio frequency connector is easy to replace, and the influence on the design of other parts is reduced.
Drawings
Fig. 1 is a schematic perspective view of a tap coupling structure and a radio frequency connector according to an embodiment of the invention.
Fig. 2 is an exploded view of the tap coupling arrangement of fig. 1.
Fig. 3 is a cross-sectional view of fig. 1.
Fig. 4 is a schematic perspective view of the adaptor, the rf connector and the tap.
Fig. 5 is an exploded view of the adaptor and tap.
Fig. 6 is an exploded view of the adapter.
Detailed Description
In order to describe the contents, construction features, achieved objects and effects of the present invention in detail, the following description is made with reference to the accompanying drawings.
Referring to fig. 1 to 6, the present invention discloses a tap coupling structure for connecting a radio frequency connector 10 and a resonator in a resonant cavity of a filter (not shown), the tap coupling structure includes a adaptor 20 and a tap 30, the adaptor 20 is configured to be positioned in the resonant cavity and is formed with a vertical insertion slot 21, the vertical insertion slot 21 is configured to allow an inner conductor 11 of the radio frequency connector 10 to be detachably inserted to form elastic contact with the adaptor 20, and one end of the tap 30 is connected with the adaptor 20.
The tap coupling structure comprises an adapter 20 and a tap piece 30, wherein the adapter 20 is configured to be positioned in a resonant cavity and is provided with a vertical insertion groove 21, the vertical insertion groove 21 is configured to allow an inner conductor 11 of a radio frequency connector 10 to be inserted in a detachable manner so as to form elastic contact with the adapter 20, and one end of the tap piece 30 is connected with the adapter 20; therefore, the electric connection between the radio frequency connector 10 and the tap sheet 30 is realized through the switching of the switching seat 20, the direct connection mode of the radio frequency connector 10 and the tap sheet 30 by utilizing the welding and other modes is avoided, the assembly is easier, the radio frequency connector 10 is easy to replace, and the influence on the design of other parts is reduced.
Referring to fig. 3 and 6, in some embodiments, the adaptor base 20 includes a base 22 and an elastic sleeve body 23, the base 22 is formed with a vertical mounting groove 221, the elastic sleeve body 23 is positioned in the vertical mounting groove 221, a vertical inserting groove 21 is formed in the elastic sleeve body 23, a guiding portion 231 for guiding the insertion of the rf connector 10 is formed at the top of the elastic sleeve body 23, and the elastic sleeve body 23 is configured to be pressed outward by the inserted rf connector 10 to clamp the rf connector 10.
In the preferred embodiment, a stop portion 222 is protruded inward from the top end of the inner wall of the vertical installation groove 221, and a guide portion 223 for guiding the insertion of the elastic sleeve body 23 and the rf connector 10 is formed on the stop portion 222; by this design, after the elastic sleeve body 23 is extruded from the stop portion 222 to be inserted into the vertical mounting groove 221, the stop portion 222 can prevent the elastic sleeve body 23 from being separated from the vertical mounting groove 221, especially under the driving of the radio frequency connector 10 when being pulled out.
In a preferred embodiment, the inner wall of the vertical mounting groove 221 is further provided with a clamping portion 224 protruding inward for clamping the lower portion of the elastic sleeve body 23; with this design, the elastic sleeve body 23 is conveniently and firmly positioned in the vertical mounting groove 221.
Referring to fig. 4 and 5, in some embodiments, the adapter 20 includes an upper supporting surface 24, a positioning boss 25 is convexly disposed on the upper supporting surface 24, and a positioning opening 31 is disposed at an end of the tap 30 connected to the adapter 20 and is adaptively sleeved on the positioning boss 25 through the positioning opening 31; thereby facilitating the stable mounting of the tap plate 30 on the adaptor 20.
In a specific embodiment, the middle portion of the positioning boss 25 is provided with a generally columnar abutting portion 26 in an upward protruding manner, and the vertical mounting groove 221 is located in the abutting portion 26.
In a preferred embodiment, the abutting portion 26 is provided with a convex ring 261 protruding outward in the middle in the vertical direction, and the outer peripheral edge of the convex ring 261 is vertically opposite to the outer peripheral edge of the positioning boss 25.
In a preferred embodiment, the tap 30 is adapted to be sleeved on the positioning boss 25 by means of press riveting. Of course, the method is not limited to the above, and for example, the tap 30 may be fixedly connected to the adaptor 20 by welding.
Referring to fig. 2 and 3, in some embodiments, the tap coupling structure further includes a supporting seat 40, the supporting seat 40 is configured to be positioned and supported on a bottom wall of the resonant cavity, a receiving cavity 41 is formed on the supporting seat 40, the adaptor seat 20 is fixed in the receiving cavity 41, and a through slot 42 is formed in the receiving cavity 41 at a position corresponding to the other end of the tap 30 so as to facilitate connection of the tap 30 with a resonant body of the resonant cavity. By means of the design, the tap coupling structure is convenient to integrally fix to the resonant cavity, and the tap coupling structure is also convenient to integrally take out from the resonant cavity.
In the preferred embodiment, the bottom wall of the accommodating cavity 41 is provided with a threaded hole 43, the lower end of the adapter 20 is provided with a threaded post 27, and the threaded post 27 is screwed in the threaded hole 43; thereby firmly mounting the adaptor holder 20 on the support holder 40.
Referring to fig. 2 and 3, in some embodiments, the tap coupling structure further includes a cover 50, where the cover 50 is fixedly covered on the supporting seat 40, and a connector assembly slot 51 is provided on the cover 50, and is in communication with the accommodating cavity 41 and opposite to the vertical plugging slot 21, and the connector assembly slot 51 is configured to assemble the radio frequency connector 10; by means of the design, the connector assembly groove 51 is not required to be arranged on the cavity cover of the filter, the cavity cover is only required to be designed correspondingly to the cover body 50, the cover body 50 can be combined on the cavity cover in an adaptive mode, the whole tap coupling structure can be assembled in the resonant cavity in a more stable and adaptive mode, and reliability of the whole filter structure is facilitated.
In a preferred embodiment, the cover 50 includes a base plate portion 52 and a mounting boss 53 protruding from a middle portion of an upper surface of the base plate portion 52, the joint fitting groove 51 is formed at the mounting boss 53, and the upper surface of the base plate portion 52 is configured to be fitted to a lower surface of the cavity cover; by the design, the stability of assembly can be enhanced, and the whole appearance of the filter is not influenced easily.
The foregoing disclosure is illustrative of the present invention and is not to be construed as limiting the scope of the invention, but is for the convenience of those skilled in the art to understand and practice the invention, and therefore, equivalent variations to the appended claims are intended to be encompassed by the present invention.
Claims (8)
1. A filter comprising a tap coupling structure for connecting a radio frequency connector to a resonator in a resonant cavity, characterized in that: the tap coupling structure comprises an adapter seat and a tap piece, wherein the adapter seat is configured to be positioned in a resonant cavity and is provided with a vertical insertion groove, the vertical insertion groove is configured to be used for an inner conductor of a radio frequency connector to be inserted in a detachable mode so as to form elastic contact with the adapter seat, and one end of the tap piece is connected with the adapter seat;
The tap coupling structure further comprises a supporting seat, wherein the supporting seat is configured to be positioned and supported on the bottom wall of the filter, a containing cavity is formed on the supporting seat, the adapter seat is fixed in the containing cavity, and a through groove is formed in the containing cavity at a position corresponding to the other end of the tap sheet so as to facilitate connection of the tap sheet and a resonance body in the filter;
The tap coupling structure further comprises a cover body, the cover body is fixedly covered on the supporting seat, a connector assembly groove which is communicated with the accommodating cavity and is opposite to the vertical inserting groove is formed in the cover body, the connector assembly groove is configured to assemble a radio frequency connector, and the cover body is combined on the cavity cover of the filter in an adapting mode.
2. The filter of claim 1, wherein: the adapter comprises a base body and an elastic sleeve body, wherein a vertical mounting groove is formed in the base body, the elastic sleeve body is positioned in the vertical mounting groove, the vertical inserting groove is formed in the elastic sleeve body, a guiding part for guiding the insertion of the radio frequency connector is formed at the top of the elastic sleeve body, and the elastic sleeve body is configured to be extruded outwards by the inserted radio frequency connector to clamp the radio frequency connector.
3. The filter of claim 2, wherein: the top end of the inner wall of the vertical mounting groove is provided with a stop part in an inward protruding mode, and the stop part is provided with a guide part used for guiding the elastic sleeve body and the radio frequency connector to be inserted.
4. The filter of claim 2, wherein: the inner wall of the vertical mounting groove is also provided with a clamping part which is used for clamping the lower part of the elastic sleeve body in an inward protruding way.
5. The filter of claim 1, wherein: the adapter comprises an upper supporting surface, a positioning boss is convexly arranged on the upper supporting surface, and one end, connected with the adapter, of the tap piece is provided with a positioning opening and is matched and connected with the positioning boss through the positioning opening.
6. The filter of claim 5, wherein: the middle part of the positioning boss is provided with a columnar butt joint part in an upward protruding mode, and the vertical mounting groove is located at the butt joint part.
7. The filter of claim 6, wherein: the middle part of the butt joint part in the vertical direction is outwards convexly provided with a convex ring, and the peripheral edge of the convex ring is opposite to the peripheral edge of the positioning boss in the vertical direction.
8. The filter of claim 1, wherein: the cover body comprises a base plate part and a mounting boss protruding from the middle of the upper surface of the base plate part, the connector assembly groove is formed in the mounting boss, and the upper surface of the base plate part is configured to be attached to the lower surface of the cavity cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811476891.2A CN109411854B (en) | 2018-12-03 | 2018-12-03 | Tap coupling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811476891.2A CN109411854B (en) | 2018-12-03 | 2018-12-03 | Tap coupling structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109411854A CN109411854A (en) | 2019-03-01 |
| CN109411854B true CN109411854B (en) | 2024-08-20 |
Family
ID=65457216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811476891.2A Active CN109411854B (en) | 2018-12-03 | 2018-12-03 | Tap coupling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109411854B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206163668U (en) * | 2016-11-15 | 2017-05-10 | 武汉凡谷电子技术股份有限公司 | Cavity filter and printed circuit board's radio frequency connection structure |
| CN107123843A (en) * | 2017-06-20 | 2017-09-01 | 深圳市国人射频通信有限公司 | A kind of wave filter |
| CN209329119U (en) * | 2018-12-03 | 2019-08-30 | 东莞鸿爱斯通信科技有限公司 | Tap coupler structure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203039161U (en) * | 2012-12-28 | 2013-07-03 | 成都市大富科技有限公司 | Connector fixing device and radio frequency component |
| CN106785269B (en) * | 2017-01-22 | 2020-09-22 | 深圳国人科技股份有限公司 | Electric coupling port structure and cavity filter |
-
2018
- 2018-12-03 CN CN201811476891.2A patent/CN109411854B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206163668U (en) * | 2016-11-15 | 2017-05-10 | 武汉凡谷电子技术股份有限公司 | Cavity filter and printed circuit board's radio frequency connection structure |
| CN107123843A (en) * | 2017-06-20 | 2017-09-01 | 深圳市国人射频通信有限公司 | A kind of wave filter |
| CN209329119U (en) * | 2018-12-03 | 2019-08-30 | 东莞鸿爱斯通信科技有限公司 | Tap coupler structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109411854A (en) | 2019-03-01 |
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