CN209948263U - Radio frequency connector for connecting circuit board and circuit board - Google Patents
Radio frequency connector for connecting circuit board and circuit board Download PDFInfo
- Publication number
- CN209948263U CN209948263U CN201920472747.5U CN201920472747U CN209948263U CN 209948263 U CN209948263 U CN 209948263U CN 201920472747 U CN201920472747 U CN 201920472747U CN 209948263 U CN209948263 U CN 209948263U
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- conductive
- circuit board
- radio frequency
- frequency connector
- elastic body
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- Expired - Fee Related
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- 239000004020 conductor Substances 0.000 claims abstract description 34
- 239000012212 insulator Substances 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a radio frequency connector for connecting a circuit board with the circuit board, which comprises an outer conductor, an insulator and an inner conductor which are coaxially arranged from outside to inside; the outer conductor comprises a conductive main body, a first conductive elastic body and a conductive movable ring; the conductive main body is convexly provided with a plurality of first pins at one axial end, the first conductive elastic body is arranged in the cavity of the conductive main body and can axially extend and retract along the conductive main body, one axial end of the conductive movable ring is arranged at the top end of the first conductive elastic body and is limited by the conductive main body in the axial direction, and the other end of the conductive movable ring is a first contact end; one end of the inner conductor along the axial direction is convexly provided with a second pin, the other end of the inner conductor is provided with a conductive floating body, one end of the conductive floating body is a second contact end, and the second pin is connected with the second contact end through a second conductive elastic body. The utility model discloses connect reliably, think about ingeniously, not only can effectively avoid damaging the radio frequency connector pin, can also effectively avoid the contact failure of radio frequency connector and circuit board.
Description
Technical Field
The utility model belongs to the radio frequency connector field, concretely relates to radio frequency connector for connecting circuit board and circuit board.
Background
With the development of rf connectors, more and more rf connectors are used to connect circuit boards. Conventionally, radio frequency connectors between circuit boards are rigid connectors, but due to a problem of processing accuracy, when two circuit boards are fixed by a fastener such as a bolt, a gap exists between the two circuit boards due to a dimensional tolerance, so that the following two extremes are easily generated: (1) the pin (pin) of the radio frequency connector is easy to break off during assembly; (2) during assembly, poor contact between the radio frequency connector and the circuit board is easily caused, and finally unreliable connection or even failure between the circuit board and the circuit board is caused.
Therefore, in order to prevent the pin (pin) of the rf connector from being broken and damaged or prevent the rf connector from contacting the circuit board poorly when assembling the rf connector between the circuit board and the circuit board, the present invention is directed to a rf connector designed to be reliably used for connecting the circuit board and the circuit board.
Disclosure of Invention
The utility model provides a radio frequency connector for connecting circuit board and circuit board, its purpose is because of the dimensional tolerance problem in order to solve the radio frequency connector of connecting between circuit board and circuit board at present, connector pin rupture impaired or connector and the bad problem of circuit board contact when leading to the assembly.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a radio frequency connector for connecting a circuit board and a circuit board comprises an outer conductor, an insulator and an inner conductor which are coaxially arranged from outside to inside;
the outer conductor comprises a conductive main body, a first conductive elastic body and a conductive movable ring; the conductive main body is provided with a plurality of first pins along one axial end in a protruding mode, a cavity for containing a first conductive elastic body is arranged in the conductive main body, the first conductive elastic body is arranged in the cavity of the conductive main body and can stretch out and draw back along the axial direction of the conductive main body, the conductive movable ring is of a cylindrical structure, one end of the cylindrical structure is arranged at the top end of the first conductive elastic body and is limited by the conductive main body in the axial direction, and the other end of the cylindrical structure is a first contact end;
a second pin is convexly arranged at one axial end of the inner conductor, a conductive floating body floating along the axial direction is arranged at the other end of the inner conductor, one end of the conductive floating body in the floating extension direction is a second contact end, and the second pin is connected with the second contact end through a second conductive elastic body;
in an assembly state, one end of the radio frequency connector is fixed on each terminal corresponding to the first circuit board through the first pin of the outer conductor and the second pin of the inner conductor, the first contact end of the conductive movable ring at the other end is tightly abutted against the first terminal corresponding to the second circuit board under the elastic driving of the first conductive elastic body, and meanwhile, the second contact end of the conductive floating body is tightly abutted against the second terminal corresponding to the second circuit board under the elastic driving of the second conductive elastic body, so that the first circuit board is elastically connected with the second circuit board through the radio frequency connector.
The relevant content in the above technical solution is explained as follows:
1. in the above scheme, the first contact end has a flanging structure, and the flanging structure is attached to the first terminal of the second circuit board so as to facilitate reliable contact.
2. In the above scheme, one end of the conductive movable ring, which is back to the first contact end, is provided with a folding structure, and the folding structure is matched with the folding surface of the conductive main body shell so as to realize the axial limit of the conductive movable ring.
3. In the above scheme, one end of the inner conductor facing the second circuit board is provided with a cavity for accommodating the conductive floating body, one end of the second conductive elastic body abuts against the bottom surface of the cavity, and the other end of the second conductive elastic body abuts against the conductive floating body.
4. In the above scheme, a boss is radially arranged at one end of the conductive floating body, which is back to the second contact end, and the boss is matched with the cavity wall of the inner conductor to realize the axial limit of the conductive floating body.
5. In the above scheme, the first pin and the second pin are welded on the first circuit board.
6. In the above scheme, the first conductive elastic body and/or the second conductive elastic body are/is a metal spring.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a radio frequency connector simple structure, the good reliability, think about ingeniously, because electrically conductive movable ring and electrically conductive floating body all have certain flexible space in the axial, when assembly radio frequency connector and two circuit boards, can cushion the impact that arouses because of the tolerance to avoid two kinds of extremes, not only can effectively avoid damaging radio frequency connector pin promptly, can also effectively avoid the contact failure of radio frequency connector and circuit board.
Drawings
FIG. 1 is a sectional view of an assembled structure of the RF connector of this embodiment in an initial state;
fig. 2 is a sectional view of the assembled structure of the rf connector in this embodiment in a tight-fitting state.
In the above drawings: 1. a first circuit board; 2. a second circuit board; 3. a radio frequency connector; 4. a conductive body; 41. a first pin; 42. a first conductive elastomer; 43. a conductive movable ring; 44. a first contact end; 5. a conductive floating body; 51. a second pin; 52. a second conductive elastomer; 53. a second contact end; 6. an insulator.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
example (b): radio frequency connector for connecting circuit board and circuit board
Referring to fig. 1-2, the rf connector 3 includes an outer conductor, an insulator 6 and an inner conductor coaxially arranged from outside to inside, wherein the inner conductor is disposed in the middle of the insulator 6, the outer conductor is disposed outside the insulator 6, and the insulator 6 is used to support the inner conductor.
The outer conductor comprises a conductive main body 4, a first conductive elastic body 42 and a conductive movable ring 43; a plurality of first pins 41 are convexly disposed at one axial end of the conductive body 4, in this embodiment, the number of the first pins 41 may be 2, 4, or the like, and in a use state, the first pins 41 need to be grounded. The conductive main body 4 is internally provided with a cavity for accommodating the first conductive elastic body 42, the first conductive elastic body 42 is arranged in the cavity of the conductive main body 4, the first conductive elastic body 42 of the embodiment adopts a metal spring which can axially extend and retract along the conductive main body 4 in the cavity, the conductive movable ring 43 is of a cylindrical structure, one axial end of the cylindrical structure is arranged at the top end of the first conductive elastic body 42, the cylindrical structure is limited by the conductive main body 4 in the axial direction, and the other end of the cylindrical structure is a first contact end 44. In this embodiment, the first contact end 44 of the conductive movable ring 43 has a flange structure, and the flange structure is attached to the contact surface of the second circuit board 2 for reliable contact.
One end of the conductive movable ring 43, which is back to the first contact end 44, is provided with a folding structure, and the folding structure is matched with a folding surface of the shell of the conductive main body 4, so that the conductive movable ring 43 is axially limited.
One end of the inner conductor along the axial direction is convexly provided with a second pin 51, the other end of the inner conductor is provided with a conductive floating body 5 which can float along the axial direction, so as to form an elastic pin structure, one end of the conductive floating body 5 in the floating extension direction is a second contact end 53, and the second pin 51 is connected with the second contact end 53 through a second conductive elastic body 52. Wherein, the second conductive elastic body 52 is a metal spring. In this embodiment, a cavity for accommodating the floating conductive body 5 is disposed at one end of the inner conductor facing the second circuit board 2, one end of the second conductive elastic body 52 abuts against the bottom surface of the cavity, and the other end abuts against the floating conductive body 5. Wherein, a boss is radially arranged at one end of the conductive floating body 5, which is back to the second contact end 53, so as to realize the axial limit of the conductive floating body 5.
In an assembled state, one end of the radio frequency connector 3 is fixed to each terminal corresponding to the first circuit board 1 through the first pin 41 of the outer conductor and the second pin 51 of the inner conductor (the first pin 41 and the second pin 51 are inserted into the connection hole of the first circuit board 1 and fixed to the first circuit board 1 by welding, and electrical and signal connection is simultaneously achieved), the first contact end 44 of the conductive movable ring 43 at the other end is tightly abutted to the first terminal corresponding to the second circuit board 2 under elastic driving of the first conductive elastic body 42, and the second contact end 53 of the conductive floating body 5 is tightly abutted to the second terminal corresponding to the second circuit board 2 under elastic driving of the second conductive elastic body 52, so that the first circuit board 1 and the second circuit board 2 are elastically connected through the radio frequency connector 3.
In this embodiment, since the conductive movable ring 43 and the conductive floating body 5 have a certain expansion space in the axial direction, when the radio frequency connector 3 and the two circuit boards are assembled, the impact caused by tolerance can be buffered, so that two extremes are avoided, that is, not only can the pin of the radio frequency connector 3 be effectively prevented from being damaged, but also the poor contact between the radio frequency connector 3 and the circuit boards can be effectively avoided.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. A radio frequency connector for connecting a circuit board and a circuit board comprises an outer conductor, an insulator and an inner conductor which are coaxially arranged from outside to inside;
the method is characterized in that: the outer conductor comprises a conductive main body, a first conductive elastic body and a conductive movable ring; the conductive main body is provided with a plurality of first pins along one axial end in a protruding mode, a cavity for containing a first conductive elastic body is arranged in the conductive main body, the first conductive elastic body is arranged in the cavity of the conductive main body and can stretch out and draw back along the axial direction of the conductive main body, the conductive movable ring is of a cylindrical structure, one end of the cylindrical structure is arranged at the top end of the first conductive elastic body and is limited by the conductive main body in the axial direction, and the other end of the cylindrical structure is a first contact end;
a second pin is convexly arranged at one axial end of the inner conductor, a conductive floating body floating along the axial direction is arranged at the other end of the inner conductor, one end of the conductive floating body in the floating extension direction is a second contact end, and the second pin is connected with the second contact end through a second conductive elastic body;
in an assembly state, one end of the radio frequency connector is fixed on each terminal corresponding to the first circuit board through the first pin of the outer conductor and the second pin of the inner conductor, the first contact end of the conductive movable ring at the other end is tightly abutted against the first terminal corresponding to the second circuit board under the elastic driving of the first conductive elastic body, and meanwhile, the second contact end of the conductive floating body is tightly abutted against the second terminal corresponding to the second circuit board under the elastic driving of the second conductive elastic body, so that the first circuit board is elastically connected with the second circuit board through the radio frequency connector.
2. A radio frequency connector for connecting a circuit board to a circuit board according to claim 1, wherein: the first contact end is provided with a flanging structure, and the flanging structure is attached to the first terminal of the second circuit board so as to be reliably contacted.
3. A radio frequency connector for connecting a circuit board to a circuit board according to claim 1, wherein: one end of the conductive movable ring, which is back to the first contact end, is provided with a folding structure, and the folding structure is matched with a shell folding surface of the conductive main body so as to realize the axial limit of the conductive movable ring.
4. A radio frequency connector for connecting a circuit board to a circuit board according to claim 1, wherein: one end of the inner conductor facing the second circuit board is provided with a cavity for accommodating the conductive floating body, one end of the second conductive elastic body is abutted against the bottom surface of the cavity, and the other end of the second conductive elastic body is abutted against the conductive floating body.
5. A radio frequency connector for connecting a circuit board to a circuit board according to claim 4, wherein: and one end of the conductive floating body, which is back to the second contact end, is provided with a boss along the radial direction, and the boss is matched with the cavity wall of the inner conductor to realize the axial limit of the conductive floating body.
6. A radio frequency connector for connecting a circuit board to a circuit board according to claim 1, wherein: the first pin and the second pin are welded on the first circuit board.
7. A radio frequency connector for connecting a circuit board to a circuit board according to any one of claims 1 to 6, wherein: the first conductive elastic body and/or the second conductive elastic body adopt metal springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920472747.5U CN209948263U (en) | 2019-04-09 | 2019-04-09 | Radio frequency connector for connecting circuit board and circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920472747.5U CN209948263U (en) | 2019-04-09 | 2019-04-09 | Radio frequency connector for connecting circuit board and circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209948263U true CN209948263U (en) | 2020-01-14 |
Family
ID=69127181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920472747.5U Expired - Fee Related CN209948263U (en) | 2019-04-09 | 2019-04-09 | Radio frequency connector for connecting circuit board and circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209948263U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342261A (en) * | 2020-04-01 | 2020-06-26 | 上海航天科工电器研究院有限公司 | Floating radio frequency connector between boards |
| CN111370953A (en) * | 2020-04-01 | 2020-07-03 | 上海航天科工电器研究院有限公司 | Board-to-board floating radio frequency connector of fuzz button floating structure |
| CN111541072A (en) * | 2020-03-31 | 2020-08-14 | 深圳三星通信技术研究有限公司 | Test adapter |
| CN112636043A (en) * | 2020-12-14 | 2021-04-09 | 中航光电科技股份有限公司 | Elastic solderless surface-mounted radio frequency module, radio frequency contact and integrated socket |
| CN114025482A (en) * | 2021-10-29 | 2022-02-08 | 苏州浪潮智能科技有限公司 | Welding structure and circuit board |
-
2019
- 2019-04-09 CN CN201920472747.5U patent/CN209948263U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541072A (en) * | 2020-03-31 | 2020-08-14 | 深圳三星通信技术研究有限公司 | Test adapter |
| CN111541072B (en) * | 2020-03-31 | 2021-10-26 | 深圳三星通信技术研究有限公司 | Test adapter |
| CN111342261A (en) * | 2020-04-01 | 2020-06-26 | 上海航天科工电器研究院有限公司 | Floating radio frequency connector between boards |
| CN111370953A (en) * | 2020-04-01 | 2020-07-03 | 上海航天科工电器研究院有限公司 | Board-to-board floating radio frequency connector of fuzz button floating structure |
| CN111342261B (en) * | 2020-04-01 | 2021-06-08 | 上海航天科工电器研究院有限公司 | Floating radio frequency connector between boards |
| CN111370953B (en) * | 2020-04-01 | 2021-11-19 | 上海航天科工电器研究院有限公司 | Board-to-board floating radio frequency connector of fuzz button floating structure |
| CN112636043A (en) * | 2020-12-14 | 2021-04-09 | 中航光电科技股份有限公司 | Elastic solderless surface-mounted radio frequency module, radio frequency contact and integrated socket |
| CN112636043B (en) * | 2020-12-14 | 2022-03-29 | 中航光电科技股份有限公司 | Elastic solderless surface-mounted radio frequency module, radio frequency contact and integrated socket |
| CN114025482A (en) * | 2021-10-29 | 2022-02-08 | 苏州浪潮智能科技有限公司 | Welding structure and circuit board |
| CN114025482B (en) * | 2021-10-29 | 2023-07-14 | 苏州浪潮智能科技有限公司 | Welding structure and circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |