CN104241989A - Coaxial connector and center conductor thereof - Google Patents
Coaxial connector and center conductor thereof Download PDFInfo
- Publication number
- CN104241989A CN104241989A CN201410454517.8A CN201410454517A CN104241989A CN 104241989 A CN104241989 A CN 104241989A CN 201410454517 A CN201410454517 A CN 201410454517A CN 104241989 A CN104241989 A CN 104241989A
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- China
- Prior art keywords
- contact site
- center conductor
- coaxial connector
- cavity
- base portion
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Abstract
The invention discloses a coaxial connector and a center conductor thereof. The coaxial connector comprises an outer conductor with a barrel-shaped part, the center conductor and an insulating body, wherein the center conductor is placed on the inner side of the barrel-shaped part and is provided with a columnar contact part which extends in the axial direction, and the insulating body is used for fixing the outer conductor and the center conductor. A cavity with the lower end opened is formed in the contact part. A hole used for being communicated with the outer surface of the contact part and the cavity is formed in the end, far away from an opening of the cavity, of the contact part. Consequently, after surface treatment is conducted on the center conductor, liquid chemicals cannot be left in the cavity, by the adoption of the coaxial connector, in the operation processes such as follow-up welding and the like, the left liquid chemicals can be effectively prevented from polluting the surface of the contact part or other components of the connector, the production material loss can be reduced, and the production cost is lowered.
Description
Technical field
The present invention relates to a kind of electric connector, particularly relate to a kind of coaxial connector and center conductor thereof.
Background technology
In prior art, coaxial connector generally comprise there is cylindrical portion outer conductor, center conductor and fixing described outer conductor and center conductor insulating body, described center conductor has the flat-platy base portion be fixed in insulating body and the column contact site being extended upwardly into cylindrical portion by base portion, and described column contact site is formed with the open cavity in lower end.Along with the miniaturization of machine system, the volume of coaxial connector is more and more less, more will ensure the super-low impedance of center conductor contact site during contact, realizes this demand so adopt in the mode of center conductor surface gold-plating.In gold plating process, need center conductor to be placed in gold-plated required liquid medicine, cavity top described in existing center conductor adopts enclosed construction, gold-plated complete after, gold-plated liquid medicine has and leaves in described cavity, and in the operational process of craft such as follow-up welding, liquid medicine can ooze, pollute center conductor surface and other parts, affect electrical contact effect.Therefore, be necessary to provide a kind of new coaxial connector and center conductor thereof to solve the problem.
Summary of the invention
The object of the present invention is to provide a kind of coaxial connector and center conductor thereof, described center conductor is after surface gold-plating completes, and internal cavities does not have liquid medicine and leaves over.
For achieving the above object, the invention provides a kind of coaxial connector, comprise the outer conductor with cylindrical portion, the center conductor inside described cylindrical portion with the column contact site extended vertically and fix the insulating body of described outer conductor and center conductor, described contact site is formed with the open cavity in lower end, and described contact site is provided with away from one end of cavities open the hole being communicated with contact site outer surface and cavity.
As a further improvement on the present invention, described hole axis is consistent with the central axis of described contact site and described cavity.
As a further improvement on the present invention, described contact site comprises the guidance part be positioned at around described hole, and the curved extension of guidance part, described hole is rounded.
As a further improvement on the present invention, described center conductor has the flat-platy base portion be fixed in insulating body and the weld part extending outward insulating body from base portion, and described contact site extends upwardly into cylindrical portion by base portion and formed.
As a further improvement on the present invention, the external diameter of described base portion is greater than the external diameter of described contact site, and the lower end of described base portion and contact site is fixed in insulating body.
As a further improvement on the present invention, described outer conductor comprises the arc connecting portion that is connected with cylindrical portion and from connecting portion extension horizontally outward.
As a further improvement on the present invention, be provided with outside described cylindrical portion from the scrobicular ring of outer surface depressions in order to fasten with corresponding connector.
For achieving the above object, present invention also offers a kind of center conductor, the column contact site that described center conductor has flat-platy base portion and extends vertically upward from base portion, described contact site is formed with open cavity downwards, and described contact site is provided with away from one end of base portion the hole being communicated with contact site outer surface and cavity.
As a further improvement on the present invention, described hole axis is consistent with the central axis of described contact site and described cavity.
As a further improvement on the present invention, described contact site comprises the guidance part be positioned at around described hole, and the curved extension of guidance part, described hole is rounded.
The invention has the beneficial effects as follows: in existing coaxial connector and center conductor gold plating process thereof, need center conductor to be placed in gold-plated required liquid medicine, cavity top described in center conductor adopts enclosed construction, gold-plated complete after, gold-plated liquid medicine has and leaves in described cavity, and in the operational process of craft such as follow-up welding, liquid medicine can ooze, pollute center conductor surface and other parts, affect electrical contact effect.Coaxial connector provided by the invention and center conductor thereof are provided with the hole being communicated with contact site outer surface and cavity, gold-plated complete after, in described cavity, liquid medicine can flow out smoothly, does not wherein have liquid medicine and leaves over.By this, adopt coaxial connector of the present invention effectively can avoid leaving over liquid medicine in the operating process such as follow-up welding and pollute contact site surface or other parts of connector, and the loss of production material can be reduced, reduce production cost.
Accompanying drawing explanation
Fig. 1 is coaxial connector stereogram of the present invention;
Fig. 2 is the solid solution figure that coaxial connector of the present invention divides;
Fig. 3 is the profile of coaxial connector of the present invention.
Embodiment
Describe the present invention below with reference to execution mode shown in the drawings.But this execution mode does not limit the present invention, the structure that those of ordinary skill in the art makes according to these execution modes, method or conversion functionally are all included in protection scope of the present invention.
Please refer to and Figure 1 shows that coaxial connector 100 1 better embodiment schematic diagram of the present invention, described coaxial connector 100 comprises outer conductor 1, center conductor 2 and fixes the insulating body 3 of described outer conductor 1 and center conductor 2.
Shown in composition graphs 1 to Fig. 3, described outer conductor 1 has cylindrical portion 11 and on the downside of cylindrical portion 11, outwards bends the weld tabs 12 extending insulating body 3.Described weld tabs 12 comprises the arc connecting portion 121 that is connected with cylindrical portion 11 and the welding foot 122 from the outside horizontal-extending of connecting portion 121.Described cylindrical portion 11 is shaped through bending, and has and axially run through upper and lower seam 110.Be provided with outside described cylindrical portion 11 from its outside wall surface depression with the scrobicular ring 111 with butt connector (not shown) phase clasp.Described scrobicular ring 111 extends ringwise along cylindrical portion 11 circumferencial direction, and after connector 100 is contacted with butt connector, fixing is stablized.
Shown in composition graphs 1 to Fig. 3, the rectangular block shape of described insulating body 3, and be formed with upper surface 31 and the lower surface 32 relative with upper surface 31.Inside and outside described cylindrical portion 11, wall all intersects with the upper surface 31 of insulating body 3, and forms the host cavity 10 of collecting butt connector between the internal face of cylindrical portion 11 and insulating body 3 upper surface 31.The lower surface 32 of described welding foot 122 lower surface and insulating body 3 is in the same plane, and exposes downwards.The injection mo(u)lding of described insulating body 3 is in the downside of described cylindrical portion 11 and cover inside described weld tabs 12 near the upper portion of cylindrical portion 11.
Shown in composition graphs 1 to Fig. 3, described center conductor 2 has the contact site 21 extended vertically inside described cylindrical portion 11, the weld part 23 being fixed on the base portion 22 in described insulating body 3 and extending radially outward from base portion 22 side.Described contact site 21 is contained in described host cavity 10.Described base portion 22 external diameter is greater than the external diameter of contact site 21, and the external diameter of described base portion 22 from up to down reduces gradually.Below described base portion 22 and contact site 21, edge buries and is fixed in described insulating body 3.Described base portion 22 is provided with and is recessed to form from upper surface and is positioned at the groove 221 around contact site 21, thus further fixing between insulating body 3 and base portion 22 is stablized.Described contact site 21 has cavity 211 open downwards, and described contact site 21 is also provided with away from one end of base portion 22 circular opening 212 being communicated with contact site 21 outer surface and described cavity 211.Described circular opening 212 central axis is consistent with described contact site 21 and cavity 211 central axis.Described contact site 21 is also provided with the arc guidance part 213 be positioned at around circular opening 212, for the grafting of docking terminal of guiding coaxial connector 100 of the present invention and butt connector, prevent from docking terminal and stretch into circular opening 212 and affect and the docking of center conductor in the present invention 2.
Shown in composition graphs 1 to Fig. 3, the lower surface 32 of the lower surface of described welding foot 122, the lower surface of weld part 23 and described insulating body 3 is positioned at same plane.Described insulating body 3 is integrated produced by insert molding structure with outer conductor 1 and center conductor 2, and outer conductor 1 does not contact conducting with center conductor 2.
By obtaining above, coaxial connector 100 of the present invention is provided with the circular opening 212 being communicated with contact site 21 outer surface and cavity 211 at center conductor 2 top.By this, gold-plated complete after, in described cavity 211, liquid medicine can flow out smoothly, wherein do not have liquid medicine to leave over, thus make described coaxial connector 100 can effectively avoid leaving over liquid medicine pollution contact site 21 surface or other parts of connector in the operating process such as follow-up welding, and the loss of production material can be reduced, reduce production cost.
Be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, technical scheme in described execution mode also through appropriate change, can form other execution modes that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for feasibility execution mode of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.
Claims (10)
1. a coaxial connector, comprise the outer conductor with cylindrical portion, the center conductor inside described cylindrical portion with the column contact site extended vertically and fix the insulating body of described outer conductor and center conductor, described contact site is formed with the open cavity in lower end, it is characterized in that: described contact site is provided with away from one end of cavities open the hole being communicated with contact site outer surface and cavity.
2. coaxial connector according to claim 1, is characterized in that: the axis of described hole is consistent with the central axis of described contact site and described cavity.
3. coaxial connector according to claim 1, is characterized in that: described contact site comprises the guidance part be positioned at around described hole, and the curved extension of guidance part, described hole is rounded.
4. the coaxial connector according to claim 1 or 2 or 3, it is characterized in that: described center conductor has the flat-platy base portion be fixed in insulating body and the weld part extending outward insulating body from base portion, and described contact site extends upwardly into cylindrical portion by base portion and formed.
5. coaxial connector according to claim 4, is characterized in that: the external diameter of described base portion is greater than the external diameter of described contact site, and the lower end of described base portion and contact site is fixed in insulating body.
6. the coaxial connector according to claim 1 or 2 or 3, is characterized in that: described outer conductor comprises the arc connecting portion that is connected with cylindrical portion and from connecting portion extension horizontally outward.
7. the coaxial connector according to claim 1 or 2 or 3, is characterized in that: be provided with outside described cylindrical portion from the scrobicular ring of outer surface depressions in order to fasten with corresponding connector.
8. a center conductor, the column contact site that there is flat-platy base portion and extend vertically upward from base portion, described contact site is formed with open cavity downwards, it is characterized in that: described contact site is provided with away from one end of base portion the hole being communicated with contact site outer surface and cavity.
9. center conductor according to claim 8, is characterized in that: described hole axis is consistent with the central axis of described contact site and described cavity.
10. center conductor according to claim 8 or claim 9, it is characterized in that: described contact site comprises the guidance part be positioned at around described hole, the curved extension of guidance part, described hole is rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410454517.8A CN104241989A (en) | 2014-09-09 | 2014-09-09 | Coaxial connector and center conductor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410454517.8A CN104241989A (en) | 2014-09-09 | 2014-09-09 | Coaxial connector and center conductor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104241989A true CN104241989A (en) | 2014-12-24 |
Family
ID=52229596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410454517.8A Pending CN104241989A (en) | 2014-09-09 | 2014-09-09 | Coaxial connector and center conductor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104241989A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2604012Y (en) * | 2003-02-20 | 2004-02-18 | 莫列斯公司 | Crimping terminal |
| JP2005158657A (en) * | 2003-11-28 | 2005-06-16 | I-Pex Co Ltd | Connector for coaxial cable |
| CN202633589U (en) * | 2012-05-29 | 2012-12-26 | 富港电子（东莞）有限公司 | Probe connector |
| CN203491419U (en) * | 2013-09-03 | 2014-03-19 | 昆山科一升电子有限公司 | Coaxial connector |
| CN204067768U (en) * | 2014-09-09 | 2014-12-31 | 昆山嘉华电子有限公司 | Coaxial connector and center conductor thereof |
-
2014
- 2014-09-09 CN CN201410454517.8A patent/CN104241989A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2604012Y (en) * | 2003-02-20 | 2004-02-18 | 莫列斯公司 | Crimping terminal |
| JP2005158657A (en) * | 2003-11-28 | 2005-06-16 | I-Pex Co Ltd | Connector for coaxial cable |
| CN202633589U (en) * | 2012-05-29 | 2012-12-26 | 富港电子（东莞）有限公司 | Probe connector |
| CN203491419U (en) * | 2013-09-03 | 2014-03-19 | 昆山科一升电子有限公司 | Coaxial connector |
| CN204067768U (en) * | 2014-09-09 | 2014-12-31 | 昆山嘉华电子有限公司 | Coaxial connector and center conductor thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141224 |