CN202405518U - Coaxial high-frequency contact component and high-frequency connector adopting the same - Google Patents
Coaxial high-frequency contact component and high-frequency connector adopting the same Download PDFInfo
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- CN202405518U CN202405518U CN2011204979268U CN201120497926U CN202405518U CN 202405518 U CN202405518 U CN 202405518U CN 2011204979268 U CN2011204979268 U CN 2011204979268U CN 201120497926 U CN201120497926 U CN 201120497926U CN 202405518 U CN202405518 U CN 202405518U
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Abstract
The utility model relates to a coaxial high-frequency contact component and a high-frequency connector adopting the coaxial high-frequency contact component. The coaxial high-frequency contact component comprises a line pressing jacket, an internal centre contact and an external shielding contact, wherein the internal centre contact and the external shielding contact are coaxially arranged; a tightening section which is used for tightening a cable shielding layer coating the back end of the shielding contact into the shielding contact is arranged at the front end of the line pressing jacket; the back end of the tightening section is integrally connected with a retaining section which is used for tightening the cable shielding layer arranged after the tail end of the shielding contact; therefore, the coordination place between the shielding contact part and the cable shielding layer is at relative rest; when the coaxial high-frequency contact component is applied to a vibration environment, the vibration in the ambient environment can not cause the friction and shearing between the tail end of the shielding contact and the cable shielding layer, thereby the cable shielding layer can be effectively prevented from fracturing, and the problem that the traditional coaxial high-frequency contact component easily causes the fracture of the shielding layer of a corresponding lead wire is solved.
Description
Technical field
The utility model relates to electric connector field, especially a kind of coaxial high frequency contact assembly and use the high frequency connectors of this contact.
Background technology
A kind of high frequency connectors that are used for vibration environment are arranged; Has coaxial high frequency contact assembly; The structure of said coaxial high frequency contact assembly is as shown in Figure 1, has center contact 52 and line ball cover 53 in shielding contact 51, coaxial assembling and the said shielding contact 51.In the use, the screen 54-1 with cable 54 electrically connects through said shielding contact 51, is connected with the lead of cable 54 through said center contact 52; Wherein shielding contact 51 sees with the type of attachment of the screen of cable 54 as follows: the crust of cable 54 is dialled strip off; The screen of cable 54 is exposed and this screen is coated on the periphery, rear end of shielding contact 51; Through pushing said line ball cover 53 the screen banding and the pressure of cable 54 are located on the shielding contact 51 then, the rear end of wherein said center contact 52 is through cooperating with the screen block of cable 54 to realize axially anti-play.Correct the structure that play shear action of formation behind the endoporus rear end of line ball cover 53 and the shielding contact 51 to the screen of cable 54; Under long-time big magnitude vibration condition, cause shielding stratum reticulare and rub, and the center contact is to rely on the shielding stratum reticulare to carry out axial restraint; The gauze screen fault rupture; Then can't realize the fixing of internal contact, contact shortening in causing finally causes screen and interior contact electric hit all to occur.
Summary of the invention
The purpose of the utility model is to provide a kind of coaxial high frequency contact assembly, to solve the problem that existing coaxial high frequency contact assembly is prone to cause the screen fracture of corresponding lead; Simultaneously, the purpose of the utility model also is to provide the high frequency connectors that use above-mentioned coaxial high frequency contact assembly.
In order to address the above problem; The coaxial high frequency contact assembly of the utility model adopts following technical scheme: a kind of coaxial high frequency contact assembly; The center contact and shielding contact that comprise an outer coaxial setting in line ball cover and; Said line ball cover has the cable shielding layer banding that is used for being coated on said shielding contact rear end that extend back from front end to the banding section that shields on the contact, and the rear end of said banding section is connected with the maintenance section that is used for the cable shielding layer after the tail end that banding is positioned at said shielding contact.
Said line ball is placed in it and keeps the rear end of section to be integrally formed with the tension section that is used for the banding cable sheath that extends back.
The outside wall surface of the rear end of said shielding contact is provided with the groove that is used for the anti-sliding fit of cable shielding layer.
The internal diameter of the banding section that said line ball overlaps keeps the internal diameter of section greater than it, and formation one is used for the step surface of jam-packed cable shielding layer between the endoporus of the endoporus of said banding section and maintenance section.
The coaxial high frequency connectors of the utility model adopt following technical scheme: a kind of high frequency connectors; Comprise housing and be located at the coaxial high frequency contact assembly in the said housing; Said high frequency coaxial contact comprises the center contact and shielding contact of an outer coaxial setting in line ball cover and; Said line ball cover has the cable shielding layer banding that is used for being coated on said shielding contact rear end that extend back from front end to the banding section that shields on the contact, and the rear end of said banding section is connected with the maintenance section that is used for the cable shielding layer after the tail end that banding is positioned at said shielding contact.
Said line ball is placed in it and keeps the rear end of section to be integrally formed with the tension section that is used for the banding cable sheath that extends back.
The outside wall surface of the rear end of said shielding contact is provided with the groove that is used for the anti-sliding fit of cable shielding layer.
The internal diameter of the banding section that said line ball overlaps keeps the internal diameter of section greater than it, and formation one is used for the step surface of jam-packed cable shielding layer between the endoporus of the endoporus of said banding section and maintenance section.
Be used for the cable shielding layer banding that is coated on said shielding contact rear end to the banding section that shields on the contact because the front end of the line ball of described coaxial high frequency contact assembly cover has, the rear end of said banding section is connected with the maintenance section that is used for the cable shielding layer after the tail end that banding is positioned at said shielding contact; Therefore; Can make that the cooperation place of said shielding contact and cable shielding layer is static relatively; In the time of in being applied to vibration environment; Vibration in the surrounding environment can't cause tail end and the friction and the shearing between the cable shielding layer of shielding contact, thereby can effectively avoid the situation of cable shielding fault rupture to take place, and solves the problem that screen that existing coaxial high frequency contact assembly is prone to cause corresponding lead ruptures of leaving.
Be used for the cable shielding layer banding that is coated on said shielding contact rear end to the banding section that shields on the contact because the front end of the line ball of the coaxial high frequency contact assembly of said high frequency connectors cover has, the rear end of said banding section is connected with the maintenance section that is used for the cable shielding layer after the tail end that banding is positioned at said shielding contact; Therefore; Can make that the cooperation place of said shielding contact and cable shielding layer is static relatively; In the time of in being applied to vibration environment; Vibration in the surrounding environment can't cause tail end and the friction and the shearing between the cable shielding layer of shielding contact, thereby can effectively avoid the situation of cable shielding fault rupture to take place, and solves the problem that screen that existing coaxial high frequency contact assembly is prone to cause corresponding lead ruptures of leaving.
Description of drawings
Fig. 1 is the user mode figure of the described coaxial high frequency contact assembly of background technology;
Fig. 2 is the user mode figure of the coaxial high frequency contact assembly of the utility model;
Fig. 3 is the structural representation of the coaxial high frequency connectors of the utility model;
Fig. 4 is the user mode figure of the coaxial high frequency contact assembly among Fig. 3.
Embodiment
The embodiment 1 of the coaxial high frequency contact assembly of the utility model; As shown in Figure 2; Have center contact 1, shielding contact 2 and line ball cover 3, center contact 1 coaxial being assemblied in the shielding contact 2, the rear end of shielding contact 2 is in the coaxial groove 2-1 that is provided with annular on the outside wall surface; Line ball overlaps 3 integral body and is multidiameter shape; Comprise big footpath section that is positioned at front end and the path section that is adjacent to section rear end, big footpath, the big footpath section of line ball cover 3 constitutes a banding section 3-1, simultaneously; The aperture of the endoporus of banding section 3-1 is accordingly greater than the endoporus of said path section; Thereby make form between the endoporus of endoporus and said path section of banding section one be used for stringing cable screen step surface, the path section of line ball cover 3 constitutes it and keeps section 3-2 and tension section 3-3, wherein; Said coaxial high frequency contact assembly in use; Screen 4-1 through its shielding contact 2 and corresponding cable 4 connects, and is connected with the lead of cable through its center contact 1, and it is following with the type of attachment of the screen 4-1 of corresponding cable 4 wherein to shield contact 2: at first said line ball is overlapped 3 and be located on the cable 4 from rear end to front end sleeve; Screen 4-1 with cable 4 is coated on the rear end outer peripheral face of shielding contact 2 then; Thereby the banding section 3-1 through compressing line ball cover 3 is fixed in the screen 4-1 banding of cable 4 on the shielding contact 2, and when banding section 3-1 was crimped on the screen 4-1 of cable 4 on the shielding contact 2, the screen 4-1 of cable 4 was depressed in the groove 2-1 of shielding contact 2 rear ends; Thereby prevent the screen of cable 4 and shield between the contact 2 to skid, realize that the anticreep of the two cooperates.When the banding section 3-1 of line ball cover 3 is pressed in the screen of cable on the shielding contact 2; Being positioned at of the maintenance section 3-2 pressurized banding cable 4 of line ball cover 3 shields contact rear end screen afterwards; Tension section 3-3 pressurized compresses the crust 4-2 of cable; Collateral security is when pulling cable, and the screen of cable 4 does not bear pulling force, thereby has further avoided the generation of problem of the screen fracture of cable.
The embodiment 1 of the high frequency connectors of the utility model; Shown in Fig. 3-4; Have housing 101 and be assemblied in the coaxial high frequency contact assembly 102 in the housing 101; Coaxial high frequency contact assembly has center contact 11, shielding contact 12 and line ball cover 13, center contact 11 coaxial being assemblied in the shielding contact 12, and the rear end of shielding contact 12 is in the coaxial groove 12-1 that is provided with annular on the outside wall surface; Line ball overlaps 13 integral body and is multidiameter shape; Comprise big footpath section that is positioned at front end and the path section that is adjacent to section rear end, big footpath; The big footpath section of line ball cover 13 constitutes a banding section 13-1; Simultaneously, the aperture of the endoporus of banding section 13-1 is accordingly greater than the endoporus of said path section, thus make form between the endoporus of endoporus and said path section of banding section one be used for stringing cable screen step surface; The path section of line ball cover 13 constitutes it and keeps section 13-2 and tension section 13-3; Wherein, said coaxial high frequency contact assembly connects with the screen 14-1 of corresponding cable 14 through its shielding contact 12 in use; Be connected with the lead of cable through its center contact 11; It is following with the type of attachment of the screen 14-1 of corresponding cable 14 wherein to shield contact 12: at first said line ball cover 13 is located on the cable 14 from rear end to front end sleeve, the screen 14-1 with cable 14 is coated on the rear end outer peripheral face of shielding contact 12 then, thereby the banding section 13-1 through compressing line ball cover 13 is fixed in the screen 14-1 banding of cable 14 on the shielding contact 12; When banding section 13-1 is crimped on the screen 14-1 of cable 14 on the shielding contact 12; The screen 14-1 of cable 14 is depressed in the groove 12-1 of shielding contact 12 rear ends, thereby prevents the screen of cable 14 and shield between the contact 12 to skid, and realizes that the anticreep of the two cooperates.When the banding section 13-1 of line ball cover 13 is pressed in the screen of cable on the shielding contact 12; Being positioned at of the maintenance section 13-2 pressurized banding cable 14 of line ball cover 13 shields contact rear end screen afterwards; Tension section 13-3 pressurized compresses the crust 14-2 of cable; Collateral security is when pulling cable, and the screen of cable 4 does not bear pulling force, thereby has further avoided the generation of problem of the screen fracture of cable.
Claims (8)
1. coaxial high frequency contact assembly; The center contact and shielding contact that comprise an outer coaxial setting in line ball cover and; It is characterized in that; Said line ball cover has the cable shielding layer banding that is used for being coated on said shielding contact rear end that extend back from front end to the banding section that shields on the contact, and the rear end of said banding section is connected with the maintenance section that is used for the cable shielding layer after the tail end that banding is positioned at said shielding contact.
2. coaxial high frequency contact assembly according to claim 1 is characterized in that, said line ball is placed in it and keeps the rear end of section to be integrally formed with the tension section that is used for the banding cable sheath that extends back.
3. coaxial high frequency contact assembly according to claim 2 is characterized in that, the outside wall surface of the rear end of said shielding contact is provided with the groove that is used for the anti-sliding fit of cable shielding layer.
4. according to each described coaxial high frequency contact assembly of claim 1-3; It is characterized in that; The internal diameter of the banding section that said line ball overlaps keeps the internal diameter of section greater than it, and formation one is used for the step surface of jam-packed cable shielding layer between the endoporus of the endoporus of said banding section and maintenance section.
5. high frequency connectors; Comprise housing and be located at the coaxial high frequency contact assembly in the said housing; Said high frequency coaxial contact comprises the center contact and shielding contact of an outer coaxial setting in line ball cover and; It is characterized in that; Said line ball cover has the cable shielding layer banding that is used for being coated on said shielding contact rear end that extend back from front end to the banding section that shields on the contact, and the rear end of said banding section is connected with the maintenance section that is used for the cable shielding layer after the tail end that banding is positioned at said shielding contact.
6. high frequency connectors according to claim 4 is characterized in that, said line ball is placed in it and keeps the rear end of section to be integrally formed with the tension section that is used for the banding cable sheath that extends back.
7. high frequency connectors according to claim 5 is characterized in that, the outside wall surface of the rear end of said shielding contact is provided with the groove that is used for the anti-sliding fit of cable shielding layer.
8. according to the described high frequency connectors of one of claim 5-7; It is characterized in that; The internal diameter of the banding section that said line ball overlaps keeps the internal diameter of section greater than it, and formation one is used for the step surface of jam-packed cable shielding layer between the endoporus of the endoporus of said banding section and maintenance section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204979268U CN202405518U (en) | 2011-12-05 | 2011-12-05 | Coaxial high-frequency contact component and high-frequency connector adopting the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204979268U CN202405518U (en) | 2011-12-05 | 2011-12-05 | Coaxial high-frequency contact component and high-frequency connector adopting the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202405518U true CN202405518U (en) | 2012-08-29 |
Family
ID=46703141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204979268U Expired - Fee Related CN202405518U (en) | 2011-12-05 | 2011-12-05 | Coaxial high-frequency contact component and high-frequency connector adopting the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202405518U (en) |
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2011
- 2011-12-05 CN CN2011204979268U patent/CN202405518U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20131205 |