CN214505844U - Radio frequency contact body for dense installation - Google Patents
Radio frequency contact body for dense installation Download PDFInfo
- Publication number
- CN214505844U CN214505844U CN202120956000.4U CN202120956000U CN214505844U CN 214505844 U CN214505844 U CN 214505844U CN 202120956000 U CN202120956000 U CN 202120956000U CN 214505844 U CN214505844 U CN 214505844U
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- radio frequency
- contact pin
- butt joint
- jack
- section
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model relates to the technical field of contact elements, a radio frequency contact body for intensive installation, including radio frequency jack and radio frequency contact pin, the radio frequency jack includes jack casing, downthehole insulator, interior plug-in hole and insulating pad, jack casing main part is hollow circular cylinder, jack casing includes butt joint section, middle section and end section, the periphery of jack casing is the echelonment, the external diameter of butt joint section is less than middle section and end section, the transition position of butt joint section terminal surface and outer peripheral face forms first radius angle, the butt joint section is last to set up a plurality of rectangular shape flutings of parallel arrangement along the circumferencial direction axial, form the lamella structure of opening, the transition position of middle section and butt joint section forms the second radius angle; the radio frequency contact pin comprises a contact pin shell, a contact pin assembly and an insulating gasket, wherein the contact pin assembly comprises a contact pin and a polyether-ether-ketone insulating block, and the polyether-ether-ketone insulating block is embedded and molded on the contact pin. The utility model has the advantages of self calibration function is good.
Description
Technical Field
The utility model relates to a contact technical field, concretely relates to radio frequency contact body for intensive installation.
Background
Since the advent of UHF-series connectors to date in 1930, the development of rf coaxial connectors has been short for several decades, but due to their excellent broadband transmission characteristics and various convenient connection methods, they have become more and more widely used in communication devices, weapon systems, instruments and appliances, and household appliances. With the continuous development of the whole machine system and the continuous progress of the production technology, the radio frequency coaxial connector is continuously developed, the performance requirements on radio frequency products are more and more, and new varieties emerge endlessly. However, the development and production of the radio frequency connector with the frequency of 40GHz or below are concentrated at present in China, the consistency is poor, the reliability is not high, and the design concept and the manufacturing technology are far behind foreign manufacturers. The localization of radio frequency connectors above 40GHz is realized, and a radio frequency contact body for dense installation is urgently needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the present invention provides a radio frequency contact body for dense installation, which has the advantages of self-calibration function, etc.
In order to achieve the above object, the utility model adopts the following technical scheme: a radio frequency contact body for intensive installation comprises a radio frequency jack and a radio frequency contact pin, wherein the radio frequency jack comprises a jack shell, an in-hole insulator, an inner inserting hole and an insulating gasket, the jack shell is hollow and cylindrical, the jack shell comprises a butt joint section, a middle section and a tail section, the outer periphery of the jack shell is in a step shape, the outer diameter of the butt joint section is smaller than that of the middle section and that of the tail section, a first fillet is formed at a transition position between the end face of the butt joint section and the outer periphery of the jack shell, a plurality of strip-shaped grooves which are arranged in parallel are axially formed in the butt joint section along the circumferential direction to form a split structure, and a second fillet is formed at a transition position between the middle section and the butt joint section;
the radio frequency contact pin comprises a contact pin shell, a contact pin assembly and an insulating gasket, the contact pin assembly comprises a contact pin and a polyether-ether-ketone insulating block, the polyether-ether-ketone insulating block is embedded and molded on the contact pin, the contact pin shell and the radio frequency jack are provided with a butt joint hole matched with the butt joint section, the front end of the inner periphery of the butt joint hole is provided with a conical guide surface which is tilted from inside to outside, the first fillet, the second fillet and the conical guide surface are matched to form a guide structure,
when the radio frequency jack is inserted into the radio frequency pin, the butt joint section is inserted into the butt joint hole, and the pin assembly is connected with the inner inserting hole.
Preferably, the transition position between the outer end surface and the inner peripheral surface of the butt hole forms a third rounded corner.
Preferably, the number of the polyether-ether-ketone insulating blocks is two, and the two polyether-ether-ketone insulating blocks are fixed on the contact pin at intervals.
Preferably, the circumferential surface of the jack housing is provided with a first through hole for observing the full welding condition of the lead.
Preferably, the contact pin shell is provided with a second through hole for observing the full welding condition of the lead.
Use the utility model discloses a beneficial effect is: the utility model forms a guide structure by the cooperation of the first fillet, the second fillet and the conical guide surface, when the radio frequency contact pin and the radio frequency jack have deviation in use, the guide structure can play a role in calibrating the position, and the effective butt joint of the two is ensured; the polyether-ether-ketone insulating block is embedded and molded on the contact pin, so that the insulating medium of the utility model is changed from polytetrafluoroethylene in the prior art into air, the electrical performance is more stable, the structural stability is good, and the high temperature resistance is improved; through setting up the third fillet, the performance of preventing the fish tail when having increased the butt joint.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural diagram of the radio frequency jack of the present invention;
fig. 4 is a schematic structural diagram of the rf pin of the present invention;
FIG. 5 is a schematic structural view of the middle pin assembly of the present invention;
the reference numerals include:
1-radio frequency jack, 11-butt joint section, 111-first rounded corner, 112-slot, 113-second rounded corner, 12-first through hole, 2-radio frequency pin, 21-butt joint hole, 211-conical guide surface, 212-third rounded corner, 22-pin, 23-polyether ether ketone insulating block and 24-second through hole.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, a radio frequency contact for dense installation includes a radio frequency jack 1 and a radio frequency pin 2, where the radio frequency jack 1 includes a jack housing, a jack insulator, an inner plug hole, and an insulating gasket, the jack housing is hollow cylindrical, the jack housing includes a butt-joint section 11, a middle section, and a tail section, an outer periphery of the jack housing is stepped, an outer diameter of the butt-joint section 11 is smaller than that of the middle section and the tail section, a first rounded corner 111 is formed at a transition position between an end surface of the butt-joint section 11 and an outer peripheral surface, a plurality of elongated slots 112 arranged in parallel are axially formed in the butt-joint section 11 along a circumferential direction to form a split-lobe structure, and a second rounded corner 113 is formed at a transition position between the middle section and the butt-joint section 11;
the radio frequency contact pin 2 comprises a contact pin shell, a contact pin assembly and an insulating gasket, the contact pin assembly comprises a contact pin 22 and a polyether-ether-ketone insulating block 23, the polyether-ether-ketone insulating block 23 is embedded and molded on the contact pin 22, a main body insulating medium is changed from polytetrafluoroethylene to air, the electrical performance is more stable, the strength of the polyether-ether-ketone material is higher than that of the polytetrafluoroethylene material, the structural stability is improved, and the high temperature resistance is good at the same time, the contact pin shell and the radio frequency jack 1 are provided with a butt joint hole 21 matched with the butt joint section 11, the front end of the inner periphery of the butt joint hole 21 is provided with a conical guide surface 211 which is turned from inside to outside, the first fillet 111, the second fillet 113 and the conical guide surface 211 are matched to form a guide structure, the radio frequency contact pin 2 and the radio frequency jack 1 are not completely fixed in the connector, and when the position degree of the radio frequency contact pin 2 and the radio frequency jack 1 has deviation, the guide structure can play the effect of calibration position, guarantees the product butt joint. The contact pin assembly embedded with the plastic compression structure reduces the relative dielectric constant of an insulating medium, improves the cut-off frequency of a product, enables the cut-off frequency to be far higher than 40GHz, improves the insertion loss and voltage standing wave ratio value within the 40GHz frequency range, and further enables the use frequency of the utility model to meet the use requirement of 40GHz, has small volume and light weight, and can be used in an integrated system which is installed densely;
when the radio frequency jack 1 is inserted into the radio frequency pin 2, the butt joint section 11 is inserted into the butt joint hole 21, and the pin assembly is connected with the inner inserting hole.
The transition position between the outer end surface and the inner peripheral surface of the butt-joint hole 21 forms a third rounded corner 212.
The number of the polyether-ether-ketone insulating blocks 23 is two, and the two polyether-ether-ketone insulating blocks 23 are fixed on the contact pin 22 at intervals.
The circumferential surface of the jack shell is provided with a first through hole 12 for observing the full welding condition of the lead. When the radio frequency jack 1 is used for welding a wire, the full state of soldering tin is observed in the welding process.
And a second through hole 24 for observing the full welding condition of the lead is formed in the pin shell. When the radio frequency contact pin 2 is used for welding a wire, the full state of soldering tin is observed in the welding process.
The above description is only a preferred embodiment of the present invention, and many changes can be made in the detailed description and the application scope according to the idea of the present invention for those skilled in the art, which all belong to the protection scope of the present invention as long as the changes do not depart from the concept of the present invention.
Claims (5)
1. A radio frequency contact for dense mounting, characterized by: the radio frequency jack comprises a radio frequency jack (1) and a radio frequency contact pin (2), wherein the radio frequency jack (1) comprises a jack shell, an in-hole insulator, an in-hole plug and an insulating gasket, the jack shell is hollow and cylindrical, the jack shell comprises a butt joint section (11), a middle section and a tail section, the outer periphery of the jack shell is stepped, the outer diameter of the butt joint section (11) is smaller than that of the middle section and the tail section, a first fillet (111) is formed at the transition position of the end face and the outer periphery of the butt joint section (11), a plurality of strip-shaped grooves (112) which are arranged in parallel are axially formed in the butt joint section (11) along the circumferential direction to form a split structure, and a second fillet (113) is formed at the transition position of the middle section and the butt joint section (11);
the radio frequency contact pin (2) comprises a contact pin shell, a contact pin assembly and an insulating gasket, the contact pin assembly comprises a contact pin (22) and a polyether-ether-ketone insulating block (23), the polyether-ether-ketone insulating block (23) is embedded and molded on the contact pin (22), the contact pin shell and the radio frequency jack (1) are provided with a butt joint hole (21) matched with the butt joint section (11), the front end of the inner periphery of the butt joint hole (21) is provided with a conical guide surface (211) which is tilted from inside to outside, and the first rounded corner (111), the second rounded corner (113) and the conical guide surface (211) are matched to form a guide structure,
when the radio frequency jack (1) is plugged with the radio frequency pin (2), the butt joint section (11) is plugged in the butt joint hole (21), and the pin assembly is connected with the internal plugging hole.
2. The radio frequency contact for dense mounting as claimed in claim 1, wherein a transition position of the outer end face and the inner peripheral face of the docking hole (21) forms a third rounded corner (212).
3. A radio frequency contact for dense mounting as claimed in claim 1, wherein: the number of the polyether-ether-ketone insulating blocks (23) is two, and the two polyether-ether-ketone insulating blocks (23) are fixed on the contact pin (22) at intervals.
4. The radio frequency contact body for dense mounting as claimed in claim 1, wherein a first through hole (12) for observing the plump welding condition of the lead is formed on the circumferential surface of the jack housing.
5. A radio frequency contact for dense mounting as claimed in claim 1, wherein: and a second through hole (24) for observing the full welding condition of the lead is formed in the contact pin shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120956000.4U CN214505844U (en) | 2021-05-07 | 2021-05-07 | Radio frequency contact body for dense installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120956000.4U CN214505844U (en) | 2021-05-07 | 2021-05-07 | Radio frequency contact body for dense installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214505844U true CN214505844U (en) | 2021-10-26 |
Family
ID=78204651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120956000.4U Active CN214505844U (en) | 2021-05-07 | 2021-05-07 | Radio frequency contact body for dense installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214505844U (en) |
-
2021
- 2021-05-07 CN CN202120956000.4U patent/CN214505844U/en active Active
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