CN220172419U - Adapter and switching structure - Google Patents
Adapter and switching structure Download PDFInfo
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- CN220172419U CN220172419U CN202322481159.7U CN202322481159U CN220172419U CN 220172419 U CN220172419 U CN 220172419U CN 202322481159 U CN202322481159 U CN 202322481159U CN 220172419 U CN220172419 U CN 220172419U
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- adapter
- nut
- sleeve
- switching
- radio frequency
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- 239000004020 conductor Substances 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 8
- 238000012546 transfer Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to an adapter and an adapter structure, in particular to the field of an adapter of a radio frequency connector, wherein the adapter comprises an adapter contact pin, an inner sleeve, a connecting sleeve and an adapter nut, the adapter contact pin is coaxially sleeved in the inner sleeve, one end of the connecting sleeve is rotationally connected with the middle part of the inner sleeve, one end of the adapter nut is rotationally connected with one end of the inner sleeve, the other end of the connecting sleeve and the other end of the adapter nut are respectively provided with an internal thread section, and one end of the adapter contact pin facing the adapter nut is provided with an inserting hole. The switching structure comprises a radio frequency connector and a switching head. The beneficial effects of the utility model are as follows: the connecting sleeve and the inner sleeve and the switching contact pin which are positioned in the connecting sleeve form a standard SMA interface, so that the non-standard radio frequency connector can be connected to a standard joint of test equipment through the switching joint, and the test of the radio frequency connector can be realized through the test equipment.
Description
Technical Field
The utility model relates to the field of radio frequency connector adapters, in particular to an adapter and an adapter structure.
Background
For the patent CN213878654U, an inner conductor end of the rf connector is a non-standard connector with special design.
In order to test the electrical performance of the rf connector, it is necessary to connect the non-standard connector of the rf connector with the standard connector of the test equipment, and thus, a need exists for an adapter for converting the non-standard connector into the standard connector.
Disclosure of Invention
The utility model aims to solve the technical problem of how to connect a radio frequency connector with test equipment.
The technical scheme for solving the technical problems is as follows: the utility model provides an adapter, includes switching contact pin, inner skleeve, connecting sleeve and adapter nut, the switching contact pin is with the axle sleeve is established in the inner skleeve, connecting sleeve one end with the inner skleeve middle part rotates to be connected, adapter nut one end with inner skleeve one end rotates to be connected, the connecting sleeve other end with the adapter nut other end all has the internal thread section, the switching contact pin orientation adapter nut's one end has the spliced eye.
The beneficial effects of the utility model are as follows: the connecting sleeve and the inner sleeve and the switching contact pin which are positioned in the connecting sleeve form a standard SMA interface, so that the non-standard radio frequency connector can be connected to a standard joint of test equipment through the switching joint, and the test of the radio frequency connector can be realized through the test equipment.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, a side wall of one end of the transfer pin, which faces the transfer nut, is provided with a plurality of slits which are axially arranged along the transfer pin.
The beneficial effects of adopting the further scheme are as follows: through setting up the slit for the switching contact pin lateral wall can proper amount deformation, so that the inner conductor wiring end contact pin of radio frequency connector inserts.
Further, one end side wall of the inner sleeve is provided with an annular groove, one end of the adapter nut is provided with a limiting end wall extending inwards in the radial direction, and the limiting end wall is rotatably sleeved in the annular groove.
The beneficial effects of adopting the further scheme are as follows: the annular groove axially limits the limiting end wall, so that the adapter nut is prevented from falling off.
Further, the inner diameter of the other end of the transfer nut is larger than the outer diameter of one end of the inner sleeve.
The beneficial effects of adopting the further scheme are as follows: the inner diameter of the other end of the transfer nut is larger than the outer diameter of one end of the inner sleeve, so that the transfer nut can move a certain distance relative to the inner sleeve along the axial direction, and the transfer nut is convenient to connect with the radio frequency connector.
Further, the end face of one end of the inner sleeve is provided with a circular counter bore.
The beneficial effects of adopting the further scheme are as follows: the round counter bore is matched with the boss of the radio frequency connector, so that the radio frequency connector and the adapter are accurate in connection position and close in fit.
Further, the middle part of the inner sleeve is provided with a protruding part extending outwards along the radial direction, and one end of the connecting sleeve is rotationally connected with the protruding part.
Further, one end of the protruding portion, which is far away from the transfer nut, is fixed with a gasket.
Further, the outer wall of the adapting nut is provided with an anti-skid pattern.
The beneficial effects of adopting the further scheme are as follows: the transfer nut is provided with anti-skid patterns, so that the transfer nut can be manually rotated without slipping.
Further, the outer wall of the connecting sleeve is provided with anti-skid patterns.
The beneficial effects of adopting the further scheme are as follows: the connecting sleeve is provided with anti-skid patterns, so that the transfer nut can be manually rotated without skidding.
The utility model also provides a switching structure, which comprises a radio frequency connector and the switching head, wherein a first external thread is arranged on the side wall of one end of the radio frequency connector, an inner conductor wiring terminal pin is arranged at the end part of one end of the radio frequency connector, the inner conductor wiring terminal pin is spliced with a splicing hole of the switching pin, and an internal thread section at the other end of the switching nut is in threaded connection with the first external thread.
Drawings
FIG. 1 is a semi-sectional view of an adapter of the present utility model;
FIG. 2 is a schematic structural view of a radio frequency connector with a non-standard header;
fig. 3 is a block diagram of the switching structure of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. a switching contact pin; 2. an inner sleeve; 21. an annular groove; 22. a circular counter bore; 23. a boss; 3. a connecting sleeve; 4. a transfer nut; 41. a limiting end wall; 5. a slit; 6. a gasket; 7. a first external thread; 8. an inner conductor terminal pin.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 2, a schematic structural diagram of a radio frequency connector described in CN213878654U and a mounting structure thereof is shown, and a first external thread 7 is provided at a left end thereof for connecting to a structure such as a fixed housing; the left end of the rf connector also has an inner conductor terminal pin 8.
As shown in fig. 1 and 3, this embodiment provides an adaptor, including switching contact pin 1, inner skleeve 2, connecting sleeve 3 and switching nut 4, switching contact pin 1 coaxial sleeve is established in the inner skleeve 2, connecting sleeve 3 one end with inner skleeve 2 middle part rotates to be connected, switching nut 4 one end with inner skleeve 2 one end rotates to be connected, the connecting sleeve 3 other end with the switching nut 4 other end all has the internal thread section, switching contact pin 1 orientation switching nut 4's one end has the spliced eye.
The adapting nut 4 and the adapting pin 1 are used for connecting with a non-standard joint of the radio frequency connector, the connecting sleeve 3, the inner sleeve 2 positioned in the connecting sleeve 3 and the adapting pin 1 form a standard SMA (fully called SubMiniature vers ion A) interface, so that the non-standard radio frequency connector can be connected to a standard joint of test equipment through the adapting joint, and the test of the radio frequency connector can be realized through the test equipment.
Specifically, when the adaptor pin 1 and the inner sleeve 2 are not in direct connection, and the adaptor is connected with the radio frequency connector, firstly, the inserting hole of the adaptor pin 1 is inserted to the outer side of the inner conductor wiring terminal pin 8, then the inner sleeve 2 is sleeved to the outer side of the adaptor pin 1, and the adaptor nut 4 is rotated to be in threaded connection with the first external thread 7 of the radio frequency connector. The final transfer structure shown in fig. 3 is formed, so that the transfer pin 1 is coaxially sleeved in the inner sleeve 2.
Specifically, the other end of the inner sleeve 2 is an inner sleeve standard section, and the other end of the connecting sleeve 3 is a connecting sleeve standard section. The end of the adapter pin 1 far away from the adapter nut 4, the standard section of the inner sleeve and the standard section of the connecting sleeve form a standard SMA interface.
The inner diameter of the plugging hole and the inner diameter of the adapter nut 4 can be any size, so as to be suitable for different types of radio frequency connectors.
On the basis of any one of the above schemes, a side wall of one end of the adapting pin 1 facing the adapting nut 4 is provided with a plurality of slits 5 arranged along the axial direction of the adapting pin 1.
By arranging the slit 5, the side wall of the switching pin 1 can be deformed in a proper amount, so that the inner conductor terminal pin 8 of the radio frequency connector can be conveniently inserted.
Specifically, the plurality of slits 5 are uniformly distributed along the circumferential direction of the switching pin 1. One end of the slit 5 extends through the adapter pin 1 towards the end wall of the adapter nut 4.
On the basis of any one of the above schemes, the side wall of one end of the inner sleeve 2 is provided with an annular groove 21, one end of the adapter nut 4 is provided with a limiting end wall 41 extending inwards in the radial direction, and the limiting end wall 41 is rotatably sleeved in the annular groove 21.
The annular groove 21 axially limits the limiting end wall 41, so that the adapter nut 4 is prevented from falling out.
On the basis of any one of the above schemes, the inner diameter of the other end of the transit nut 4 is larger than the outer diameter of one end of the inner sleeve 2.
The inner diameter of the other end of the transfer nut 4 is larger than the outer diameter of one end of the inner sleeve 2, so that the transfer nut 4 can move a certain distance relative to the inner sleeve 2 in the axial direction, and is convenient to connect with a radio frequency connector.
Specifically, when the adapter is connected with the radio frequency connector, the inserting hole of the adapter pin 1 is firstly inserted to the outer side of the inner conductor terminal pin 8; then the inner sleeve 2 is sleeved outside the switching contact pin 1; the adapter nut 4 is first moved in its axial direction to a position away from the radio frequency connector, and then the adapter nut 4 is turned so that it gradually approaches the radio frequency connector and is screwed with the first external thread 7 of the radio frequency connector.
On the basis of any one of the above schemes, one end face of the inner sleeve 2 is provided with a circular counter bore 22.
The circular counter bore 22 is matched with a boss of the radio frequency connector, so that the radio frequency connector and the adapter are accurately connected in position and are tightly matched.
On the basis of any one of the above schemes, the middle part of the inner sleeve 2 is provided with a convex part 23 extending outwards along the radial direction, and one end of the connecting sleeve 3 is rotationally connected with the convex part 23.
On the basis of any one of the above schemes, a gasket 6 is fixed at one end of the protruding portion 23 away from the adapting nut 4.
On the basis of any one of the above schemes, the outer wall of the adapting nut 4 is provided with an anti-skid pattern.
The transfer nut 4 is provided with anti-skid patterns, so that the transfer nut 4 can be manually rotated conveniently without slipping.
On the basis of any one of the above schemes, the outer wall of the connecting sleeve 3 is provided with an anti-skid pattern.
The connecting sleeve 3 is provided with anti-skid patterns, so that the adapter nut 4 can be manually rotated without slipping.
The embodiment also provides a switching structure, which comprises a radio frequency connector and a switching head, wherein a side wall of one end of the radio frequency connector is provided with a first external thread 7, the end part of one end of the radio frequency connector is provided with an inner conductor wiring terminal pin 8, the inner conductor wiring terminal pin 8 is spliced with a splicing hole of the switching pin 1, and an internal thread section of the other end of the switching nut 4 is in threaded connection with the first external thread 7.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "axial", "radial", "circumferential", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The utility model provides a adapter, its characterized in that, including switching contact pin (1), inner skleeve (2), adapter sleeve (3) and adapter nut (4), switching contact pin (1) is with the axle sleeve in inner skleeve (2), adapter sleeve (3) one end with inner skleeve (2) middle part rotates to be connected, adapter nut (4) one end with inner skleeve (2) one end rotates to be connected, adapter sleeve (3) other end with adapter nut (4) other end all has the internal thread section, switching contact pin (1) orientation adapter nut (4) one end has the spliced eye.
2. An adapter according to claim 1, characterized in that the side wall of the adapter pin (1) facing the adapter nut (4) is provided with a plurality of slits (5) arranged axially along the adapter pin (1).
3. An adaptor according to claim 1, wherein one end side wall of the inner sleeve (2) has an annular groove (21), one end of the adaptor nut (4) has a radially inwardly extending stop end wall (41), and the stop end wall (41) is rotatably journalled in the annular groove (21).
4. A joint according to claim 3, characterized in that the inner diameter of the other end of the adapter nut (4) is larger than the outer diameter of one end of the inner sleeve (2).
5. An adapter according to claim 1, characterized in that the inner sleeve (2) has a circular countersink (22) at one end face.
6. An adapter according to claim 1, characterized in that the inner sleeve (2) has a radially outwardly extending bulge (23) in the middle, and that the connecting sleeve (3) is rotatably connected at one end to the bulge (23).
7. An adapter according to claim 6, characterized in that the end of the boss (23) remote from the adapter nut (4) is fixed with a spacer (6).
8. An adapter according to any one of claims 1-7, characterized in that the outer wall of the adapter nut (4) has a slip-resistant pattern.
9. An adapter according to any one of claims 1-7, characterized in that the outer wall of the connecting sleeve (3) has a non-slip pattern.
10. A switching structure, characterized by comprising a radio frequency connector and a switching joint according to any one of claims 1-9, wherein a side wall of one end of the radio frequency connector is provided with a first external thread (7), an end part of one end of the radio frequency connector is provided with an inner conductor terminal pin (8), the inner conductor terminal pin (8) is spliced with a splicing hole of the switching pin (1), and an internal thread section of the other end of the switching nut (4) is in threaded connection with the first external thread (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322481159.7U CN220172419U (en) | 2023-09-13 | 2023-09-13 | Adapter and switching structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322481159.7U CN220172419U (en) | 2023-09-13 | 2023-09-13 | Adapter and switching structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220172419U true CN220172419U (en) | 2023-12-12 |
Family
ID=89054594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322481159.7U Active CN220172419U (en) | 2023-09-13 | 2023-09-13 | Adapter and switching structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220172419U (en) |
-
2023
- 2023-09-13 CN CN202322481159.7U patent/CN220172419U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |