CN113285266A - Reed type low-board-spacing elastic radio frequency connector - Google Patents
Reed type low-board-spacing elastic radio frequency connector Download PDFInfo
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- CN113285266A CN113285266A CN202110546338.7A CN202110546338A CN113285266A CN 113285266 A CN113285266 A CN 113285266A CN 202110546338 A CN202110546338 A CN 202110546338A CN 113285266 A CN113285266 A CN 113285266A
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- reed
- insulator
- outer shell
- contact
- connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
- H01R13/6315—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only allowing relative movement between coupling parts, e.g. floating connection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
Abstract
The invention relates to a reed type low-board-spacing elastic radio frequency connector which comprises an outer conductor, an inner conductor and an insulator, wherein the outer conductor comprises a first outer shell, the upper end and the lower end of the first outer shell are respectively provided with a second outer shell, the second outer shell can elastically float relative to the first outer shell along the axial direction, and the insulator is arranged in the first outer shell; the inner conductor is including being first reed and the second reed that central symmetry set up, and first reed is including the first reed portion that links to each other, first installation department, and the second reed is including the second reed portion that links to each other, second installation department, and first reed portion is equipped with last printing board elastic contact's last contact point and with the first side contact of second installation department elastic contact, second reed portion be equipped with lower printing board elastic contact's lower contact and with first installation department elastic contact's second side contact. The invention can reduce the distance between the printed boards, is beneficial to high-speed radio frequency signal transmission, and reduces the molding difficulty and the assembly difficulty of the inner conductor and the insulator.
Description
Technical Field
The invention belongs to the technical field of radio frequency connectors, and particularly relates to a reed type low-board-spacing elastic radio frequency connector.
Background
The inter-board radio frequency connector is applied between two printed boards needing to be interconnected, and radio frequency signal transmission between the printed boards is achieved. Traditional radio frequency connector includes outer conductor and coaxial arrangement the inner conductor in the outer conductor, and the inner conductor adopts the contact pin, and the contact pin can be axial floating, sets up on the printing board with this contact pin complex jack, aims at to insert and closes the back and realize the perpendicular connection between the board, and floating contact pin generally adopts elastic element to realize the axial floating function, leads to the axial size of connector great, and the board interval of printing board increases thereupon. Therefore, the axial length of the radio frequency connector which realizes vertical interconnection between boards by the matching of the pins and the jacks is large, and the application scene of a short board interval cannot be met.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a reed type low-board-spacing elastic radio frequency connector which is suitable for application occasions between low boards, shortens the printed board spacing and is more beneficial to the rapid and stable transmission of radio frequency signals.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. The reed type low-board-spacing elastic radio frequency connector comprises an outer conductor, an inner conductor and an insulator, wherein the inner conductor is arranged in the insulator, the outer conductor comprises a first outer shell, the upper end and the lower end of the first outer shell are respectively provided with a second outer shell, the second outer shell can elastically float relative to the first outer shell along the axial direction, the insulator is arranged in the first outer shell, and the two second outer shells are respectively in elastic contact with an upper printed board and a lower printed board to realize electric conduction; the inner conductor is including being first reed and the second reed that central symmetry set up, and first reed is including continuous first reed portion, first installation department, and the second reed is including continuous second reed portion, second installation department, first reed portion is equipped with the last contact point that switches on with last printing board elastic contact and the first side contact that switches on with second installation department elastic contact, second reed portion is equipped with the lower contact that switches on with lower printing board elastic contact and the second side contact that switches on with first installation department elastic contact.
The beneficial effects are that: in the use state of the radio frequency connector, the inner conductor and the outer conductor are correspondingly in elastic contact conduction with the upper printed board and the lower printed board to realize the transmission of radio frequency signals, wherein the inner conductor is of an anti-symmetric reed type structure, can keep good contact force with the double-end printed board in the compression use state, and has good vibration resistance. Compared with the existing pin type inner conductor, the inner conductor can realize axial elastic floating by self, has strong structural stability, can reduce the axial size of the radio frequency connector, compresses the distance between plates, and is beneficial to miniaturization of equipment. In addition, because two reeds which are arranged in central symmetry and are contacted with each other are adopted, the forming difficulty and the assembling difficulty of the inner conductor are greatly reduced.
Preferably, the upper end and the lower end of the first outer shell are both provided with a limiting part, and the side wall of the first outer shell is provided with inclined planes which are symmetrically distributed up and down; the second outer shell is of an open ring structure, each second outer shell is provided with a flange which is matched with the corresponding limiting part in an axial stop mode to prevent the second outer shell from being separated from the first outer shell, the inclined plane is in sliding fit with the second outer shell when the second outer shell is subjected to axial pressure, and the second outer shell expands along the radial direction under the action of the inclined plane to realize that the second outer shell can axially float relative to the first outer shell.
The beneficial effects are that: the second outer shell with the annular opening is matched with the inclined plane of the first outer shell, so that when the outer conductor is subjected to axial pressure, the second outer shell can radially expand under the action of the inclined plane corresponding to the second outer shell, the axial height of the outer conductor is reduced, elastic floating of the outer conductor is realized, and reliable contact between the outer conductor and the upper and lower printed boards is realized while the interval error between the boards is eaten during compression use; after the axial pressure disappears, the second outer shell can be radially contracted and reset, and moves towards the corresponding printing direction relative to the first outer shell under the action of the inclined plane, so that the original axial height of the outer conductor is recovered, the structure can also compress the distance between the plates, and the service life of the connector is prolonged.
Preferably, the first spring piece part and the second spring piece part are L-shaped, V-shaped or U-shaped, so that the first spring piece and the second spring piece are in an umbrella-shaped structure.
The beneficial effects are that: taking the first spring as an example, the L-shaped, V-shaped or U-shaped bent spring part can form an upper contact point and a side contact point at the top end and the side end. The umbrella-shaped reed makes one end of the spring, which is contacted with the printed board, be elastically connected, so that the contact reliability is high, the mechanical life is long, and the umbrella-shaped structure is convenient for making each side contact with the corresponding installation part.
Preferably, one end of the first elastic piece part, which is in contact with the second mounting part, has a first gap with the insulator in the radial direction; one end of the second elastic sheet part, which is contacted with the first mounting part, has a second gap between the insulator in the radial direction.
The beneficial effects are that: so that when arbitrary shell fragment portion received axial pressure, convert axial compression motion into along the radial slip of corresponding installation department, each clearance provides the radial motion space of corresponding shell fragment portion.
Preferably, the upper contact point and the lower contact point are in arc surface contact with the corresponding printed boards in elastic contact.
The beneficial effects are that: the inner conductor is in arc surface contact with the upper and lower printed boards, and the welding pads on the printed boards are not easy to damage.
Preferably, the insulator is a two-body fastening structure and comprises a first insulator and a second insulator which are fastened with each other, the first reed is arranged on the first insulator through a first mounting portion, and the second reed is arranged on the second insulator through a second mounting portion.
The beneficial effects are that: the insulator adopts two style lock structures, not only is convenient for independently install the location of two reeds, still is convenient for the injection moulding of each insulator, has reduced the injection moulding degree of difficulty, and the lock design is convenient for the insulator assembly, realizes the fixed of insulator.
When the insulator is two body buckled structure, first installation department and second installation department all are the U-shaped to make first reed and second reed all have a mounting groove separately, all set up on every insulator and correspond unsmooth complex installation arch with the mounting groove, thereby realize that the axial installation of first reed and second reed is spacing.
The beneficial effects are that: when the equipment, can install first reed on first insulator with the help of the U-shaped installation department is quick, the second reed is installed on the second insulator, then with the mutual lock of insulator, improved assembly efficiency.
Preferably, the first insulator and the second insulator are matched through a key slot to realize relative buckling and positioning.
The beneficial effects are that: the accurate lock location of two insulators of being convenient for has improved connector assembly efficiency.
Preferably, the outer wall of the second outer shell is circumferentially provided with a ring groove, an elastic member is embedded in the ring groove, the elastic member provides resistance when the second outer shell radially expands, and the elastic member is an O-ring made of an insulating material or a conductive material.
The beneficial effects are that: the elastic part can increase the surface-mounted contact pressure and obviously prolong the mechanical pressing service life between the plates of the radio frequency connector.
In summary, the radio frequency connector provided by the invention can be suitable for transmission of radio frequency signals between short boards, and has the advantages of excellent vibration resistance, high production efficiency and assembly efficiency, long mechanical pressing service life between boards and the like.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a perspective view of a reed-type low board pitch spring rf connector of the present invention.
Fig. 2 is a cross-sectional view of a reed-type low board pitch spring rf connector of the present invention.
Fig. 3 is a perspective view of the second housing body.
Fig. 4 is a structural view of the inner conductor.
Fig. 5 and 6 are schematic views of the first insulator and the second insulator when the first spring and the second spring are installed before buckling.
Fig. 7 is a schematic view of the structure of the insulator.
Fig. 8 is a schematic diagram of a state of the low board pitch spring rf connector according to the present invention in use.
Fig. 9 is a perspective view of another embodiment of a reed-type low board pitch spring rf connector of the present invention.
Fig. 10 is a schematic cross-sectional view of fig. 9.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, as used herein to indicate the quantity of a corresponding feature, are used for descriptive purposes only and are not to be construed as limiting the quantity.
An embodiment of a reed-type low board-pitch elastic radio frequency connector, as shown in fig. 1 to 8, includes an outer conductor, an inner conductor 2, and an insulator 3, wherein the insulator 3 is fixedly disposed in the outer conductor, and the inner conductor is mounted on the insulator 3. In a use state, the connector is arranged between the upper printed board 4 and the lower printed board 5, so that high-speed radio frequency signal transmission between the two printed boards is realized.
Specifically, the outer conductor includes a first outer housing 11 and a second outer housing 12 axially floating and sleeved on the upper end and the lower end of the first outer housing 11, that is, two second outer housings 12 are provided and are respectively provided on the upper end and the lower end of the first outer housing 11. The first shell body is a hollow cylinder component, the inside of the first shell body is fixedly installed on the insulator 3, two inclined planes 111 which are distributed in a vertical symmetrical mode are arranged on the outer wall of the first shell body 11 along the circumferential direction, each inclined plane 111 is matched with one second shell body 12, and the symmetrical surfaces of the two inclined planes are radial surfaces where the median lines in the vertical direction of the first shell body are located. The inclined plane located above is gradually far away from the central axis of the first outer shell from top to bottom, and the inclined plane located below is gradually far away from the central axis of the first outer shell from bottom to top.
The second outer shell 12 is an open ring with conductivity and elastic deformation resetting capability, and has an opening 121 in the radial direction, and the opening 121 is enlarged when the second outer shell is radially expanded. In this embodiment, the upper and lower ends of the first outer casing 11 are respectively provided with a limiting portion 112, and the limiting portions 112 are arranged in a protruding manner along the radial direction; during the installation, adopt the frock to strut the second shell and assemble in the both ends of first shell body, the back of targetting in place, flange 122 that the second shell body is close to the inner wall department setting that corresponds inclined plane one end stops the cooperation with spacing portion 112 in the axial to prevent that the second shell body from breaking away from first shell body, inclined plane 111 has axial holding power to second shell body 12, makes every flange be the butt relation rather than corresponding spacing portion. The second outer casing can follow inclined plane relative motion when receiving axial pressure, and the inclined plane plays the guide effect to the axial motion of second outer casing this moment, and the two is the sliding fit relation to the second outer casing will be propped open by the inclined plane gradually at the axial motion in-process, and the second outer casing internal diameter enlarges gradually, and the opening grow gradually to this axial elasticity that realizes outer conductor upper and lower both ends floats. After the axial pressure disappears, the second outer shell recovers elastic deformation and contracts, moves towards the end part direction relative to the first outer shell under the guiding action of the corresponding inclined surface, and recovers to the state shown in fig. 2.
The inner conductor 2 comprises a first spring 21 and a second spring 22 which are arranged on the insulator 3 in a central symmetry mode, and the symmetry center is located on the central axis of the outer conductor and is the inner center of the whole outer conductor. The first reed and the second reed are of an anti-symmetric assembly structure, the two reeds are identical in structure and can be manufactured by using the same die, each reed is of an integrally formed structure, the structural strength is high, and hundreds of mechanical pressing service lives among the reeds can be realized. Specifically, the first reed 21 includes an integrative first reed part 211, the first installation department 212 that link to each other, and the second reed 22 includes an integrative second reed part 221, the second installation department 222 that link to each other, first reed part 211 is equipped with the last contact 23 that switches on with last printed board 4 elastic contact and the first side contact 24 that switches on with second installation department 222 elastic contact, the second reed part 221 is equipped with the lower contact 25 that switches on with lower printed board 5 elastic contact and the second side contact 26 that switches on with first installation department 212 elastic contact. The two reeds are mutually contacted and conducted through the structural design, when the inner conductor is conducted with the upper printed board and the lower printed board, the two reeds are mutually elastically contacted to realize the transmission between the plates of the double-channel radio-frequency signals, and the transmission reliability is improved.
In this embodiment, since the two spring pieces have the same structure, the first spring piece 21 is taken as an example for structural description, the first mounting portion 212 is U-shaped, and the first mounting portion 212 penetrates through the axial through hole 31 of the insulator 3, so that the first mounting portion is in contact with the second spring piece. The upper end of the first installation part 212 is connected with the first elastic sheet part 211, the lower end of the first installation part 212 is abutted to the lower surface of the insulator, the upper end and the lower end of the first installation part are arranged in a radial horizontal mode, the lower end of the first installation part 212 is elastically attached to the second elastic sheet part 221, one end, in elastic contact with the first installation part 212 and the second elastic sheet part 221, is defined as a contact end 2121, the contact end is in radial sliding fit with a second side contact point when the second elastic sheet part is under axial pressure, and the contact end has certain axial supporting force for the second elastic sheet part, so that the elastic contact force of the second elastic sheet part and a lower printed board is improved. The one end that first bullet piece portion and first installation department are connected is established to the stiff end, and then the other end of first bullet piece portion is expansion end 2111, for the first crooked shell fragment structure that upwards extends, bend again and incline downwardly extending of slope between stiff end and the expansion end to make first bullet piece portion be L shape or V-arrangement or U-shaped etc. possess the shell fragment of axial elasticity compressive capacity, and the department of bending is the top of first bullet piece portion, it is located the top of first bullet piece portion to go up the contact point. Further, the movable end of the first spring piece portion is provided with the first side contact 24, and preferably, the movable end 2111 of the first spring piece portion is bent and extends obliquely upward, so that a contact surface between the first side contact and the second mounting portion is an arc surface. The movable end 2111 of the first spring piece portion (i.e., the end of the first spring piece portion that contacts the second mounting portion) and the insulator 3 have a first gap 27 in the radial direction, which provides an escape space for the first spring piece portion to move in the radial direction when the first spring piece portion is subjected to axial pressure. By means of the structure, the first reed is integrally in an umbrella-shaped structure, wherein the first mounting part is an umbrella handle, and the first reed part is an umbrella cover. Similarly, the second spring is an umbrella-shaped structure that is arranged in central symmetry with the first spring, the principle and structure of the second spring are not described in detail herein, and the position of the second gap 28 is shown in fig. 2, so that the first spring part and the second spring part move relatively in the radial direction during the process of mounting the connector on the printed board.
Preferably, the upper contact 23 and the lower contact 24 are in arc surface contact with the corresponding printed board, and the pads on the printed board are not easily damaged. Because outer conductor and inner conductor all have the function that axial elasticity floated, so the two cooperate and can guarantee simultaneously that the contact of inner and outer conductor and upper and lower printed board switches on, in this embodiment, go up the contact and level with the second shell body up end that is located first shell body upper end, the lower contact is leveled with the second shell body lower extreme face that is located first shell body lower extreme.
Further, the insulator 3 is a two-body fastening structure, and includes a first insulator 32 and a second insulator 33 fastened to each other, the first spring plate 21 is positioned on the first insulator 32 by a first mounting portion, and the second spring plate 22 is positioned on the second insulator by a second mounting portion. Particularly, first installation department and second installation department all are the U-shaped, and the U-shaped installation department can make first reed and second reed all have a mounting groove 6 separately, correspond, set up on every insulator and correspond the protruding 7 of the unsmooth complex installation of mounting groove, with the help of mounting groove and the protruding joint cooperation of installation, can realize the reed and the radial spiral-lock that corresponds the insulator, and is preferred, and the mounting groove is interference fit with the installation arch that corresponds, and the U-shaped installation department has certain clamping-force to the installation arch this moment. As shown in fig. 7, after the fastening, an axial through hole 31 is formed between the two opposite mounting projections, and the first and second mounting portions are inserted through the axial through hole, so that one of the spring pieces extends to the other end of the insulator and comes into contact with the other spring piece. In addition, after the lock, the relative lock face of two insulators can play radial butt limiting displacement to all reeds, prevents that each reed from rocking towards width direction.
In order to improve the assembly efficiency, the first insulator and the second insulator are matched through a key groove to realize relative buckling positioning. For example, a positioning key 8 is provided on the fastening surface of the first insulator, and a positioning groove 9 that is engaged with the positioning key is provided on the fastening surface of the second insulator. Or the positioning key is arranged on the second insulator, and the positioning groove is arranged on the first insulator; or, set up navigation key and constant head tank on first insulator, set up assorted constant head tank and navigation key on the second insulator. When the insulator is installed, the two reeds of the inner conductor are respectively installed in the corresponding insulators, and the two insulators are buckled and assembled; then, a cylindrical insulator formed after buckling is arranged in the first outer shell through a special press-fit tool in a forced interference mode, and finally, a second outer shell (split ring) matched with the two ends of the first outer shell is assembled in place through the special tool.
As shown in fig. 8, when the rf connector is used, the positioning plate 10 disposed between the two printed boards can limit the mounting position of the rf connector, and ensure the precise elastic attachment of the upper and lower contacts to the corresponding pads. When the internal conductor of the antisymmetric umbrella-shaped reed structure is compressed for use, the surface contact forces of the upper contact and the lower contact of the internal conductor are easier to be on the same axis, and the internal conductor has stronger anti-vibration performance and is easier to ensure the stability of the reed structure. The second outer shell is an open ring to realize elastic floating, and when the board spacing error is eaten during compression use, the reliable contact between the outer conductor and the upper and lower printed boards is realized. Compared with the existing contact pin inner conductor, the axial size of the contact pin inner conductor can be smaller, the miniaturization design and the occasions with high-density arrangement and low board spacing requirements of the connector are facilitated, and therefore higher-speed signal transmission is achieved. Secondly, in the high-density deployment occasion of the radio frequency connector, the insertion and extraction force is large when the conventional pin type inner conductor is in insertion fit with the jack structure on the printed board, and the installation and the disassembly of the printed board are not facilitated. And the circular arc upper and lower contact of this application relies on the contact force that elastic force kept stable, has simplified the printing board end structure, does benefit to the compression board interval to low, the not fragile of plug-pull force when making the printing board installation.
Preferably, to provide impedance compensation and improve the optimum radio frequency performance, at least one recess 34 is provided in the upper and lower end surfaces of the dielectric body, the recess providing a desired range of impedance for the connector, thereby improving the high speed performance of the connector.
As shown in fig. 9 and 10, in another embodiment, as a further improvement, the second housing 12 is designed to be an outer ring groove, that is, a ring groove 123 is formed on the outer circumferential wall of the second housing, and a dedicated elastic element 124 is embedded in the ring groove, so that the surface contact pressure can be increased, and the mechanical press-fitting life between the plates of the connector can be significantly prolonged, so that the number of times of mechanical press-fitting can be as high as 500 times. The elastic member may be a conductor structure, such as an O-ring made of conductive plastic, or the elastic member may be an O-ring made of various insulating materials, which is not limited in the present invention.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the present invention without departing from the scope of the present invention, and still fall within the scope of the present invention.
Claims (10)
1. The utility model provides a reed formula low plate interval elasticity radio frequency connector, includes outer conductor, inner conductor and insulator, and the inner conductor setting is in the insulator, its characterized in that:
the outer conductor comprises a first outer shell, second outer shells are arranged at the upper end and the lower end of the first outer shell respectively, the second outer shells can elastically float relative to the first outer shell along the axial direction, and the insulator is arranged in the first outer shell;
the inner conductor is including being first reed and the second reed that central symmetry set up, and first reed is including the first reed portion that links to each other, first installation department, and the second reed is including second reed portion, the second installation department that links to each other, first reed portion is equipped with the last contact point that switches on with last printing board elastic contact and the first side contact that switches on with second installation department elastic contact, and second reed portion is equipped with the lower contact that switches on with lower printing board elastic contact and the second side contact that switches on with first installation department elastic contact, first installation department and second installation department all are connected with the insulator in order to realize the installation location of corresponding the reed.
2. The reed-type low board pitch spring rf connector of claim 1, wherein: the upper end and the lower end of the first outer shell are both provided with limiting parts, and the side wall of the first outer shell is provided with inclined planes which are symmetrically distributed up and down; the second outer shell is of an open ring structure, each second outer shell is provided with a flange which is matched with the corresponding limiting part in an axial stop mode to prevent the second outer shell from being separated from the first outer shell, the inclined plane is in sliding fit with the second outer shell when the second outer shell is subjected to axial pressure, and the second outer shell expands along the radial direction under the action of the inclined plane to realize that the second outer shell can axially float relative to the first outer shell.
3. The reed-type low board pitch spring rf connector of claim 1, wherein: the first spring piece portion and the second spring piece portion are L-shaped, V-shaped or U-shaped, and therefore the first spring piece and the second spring piece are both in umbrella-shaped structures.
4. The reed-type low board pitch spring rf connector of claim 3, wherein: one end of the first elastic sheet part, which is contacted with the second mounting part, has a first gap with the insulator in the radial direction; one end of the second elastic sheet part, which is contacted with the first mounting part, has a second gap between the insulator in the radial direction.
5. The reed-type low board pitch spring rf connector of claim 1, wherein: the upper contact point and the lower contact point are in arc surface contact with the corresponding printed boards in elastic contact.
6. The reed-type low board pitch spring rf connector of claim 1, wherein: the insulator is a two-body buckling structure and comprises a first insulator and a second insulator which are buckled with each other, the first reed is arranged on the first insulator through a first installation part, and the second reed is arranged on the second insulator through a second installation part.
7. The reed-type low board pitch spring rf connector of claim 6, wherein: first installation department and second installation department all are the U-shaped to make first reed and second reed all have a mounting groove separately, correspond, set up on every insulator and correspond the unsmooth complex installation arch of mounting groove.
8. The reed-type low board pitch spring rf connector of claim 7, wherein: the first insulator and the second insulator are matched through a key groove to realize relative buckling and positioning.
9. The reed-type low board pitch spring rf connector of claim 2, wherein: the annular has been seted up along circumference to the outer wall of second shell body, the embedded elastic component that is equipped with of annular, the elastic component provides the resistance when the radial expansion of second shell body.
10. The reed-type low board pitch spring rf connector of claim 9, wherein: the elastic piece is an O-shaped ring made of insulating materials or conducting materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546338.7A CN113285266B (en) | 2021-05-19 | 2021-05-19 | Reed type low-board-spacing elastic radio frequency connector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546338.7A CN113285266B (en) | 2021-05-19 | 2021-05-19 | Reed type low-board-spacing elastic radio frequency connector |
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| CN113285266A true CN113285266A (en) | 2021-08-20 |
| CN113285266B CN113285266B (en) | 2022-04-01 |
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| CN202110546338.7A Active CN113285266B (en) | 2021-05-19 | 2021-05-19 | Reed type low-board-spacing elastic radio frequency connector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458885A (en) * | 2022-10-25 | 2022-12-09 | 四川恒湾科技有限公司 | Radio frequency device |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03129680A (en) * | 1989-10-13 | 1991-06-03 | Sumitomo 3M Ltd | Press-fit contact pin |
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| CN212968376U (en) * | 2020-07-13 | 2021-04-13 | 泰科电子(上海)有限公司 | Connector with a locking member |
| CN213212443U (en) * | 2020-11-13 | 2021-05-14 | 苏州瑞可达连接系统股份有限公司 | Elastic plate is to board radio frequency connector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115458885A (en) * | 2022-10-25 | 2022-12-09 | 四川恒湾科技有限公司 | Radio frequency device |
| CN115458885B (en) * | 2022-10-25 | 2023-07-18 | 四川恒湾科技有限公司 | Radio frequency device |
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| CN113285266B (en) | 2022-04-01 |
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