CN205141242U - Coaxial connector - Google Patents
Coaxial connector Download PDFInfo
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- CN205141242U CN205141242U CN201520965559.8U CN201520965559U CN205141242U CN 205141242 U CN205141242 U CN 205141242U CN 201520965559 U CN201520965559 U CN 201520965559U CN 205141242 U CN205141242 U CN 205141242U
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- casing
- socket
- electromagnetic shielding
- coaxial connector
- stereotyped
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- Coupling Device And Connection With Printed Circuit (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a coaxial connector, including the casing, set up in socket in the casing with set up in the outer plug of casing, the casing has the confession the jack that the socket passed, the socket passes the jack with the plug is pegged graft, still including making the socket with casing zonulae occludens's electromagnetic shield circle, electromagnetic shield circle closely cover is located on the socket and with the laminating of casing inner wall. The utility model discloses an electromagnetic shield circle makes socket and casing zonulae occludens, avoids having the gap between socket and the casing, utilizes the electromagnetic shield cast to become shielding structure, can not leak because of the gap produces the electromagnetism when electromagnetic compatibility is experimental to signal transmission's reliability has been improved.
Description
Technical field
The utility model relates to art of electrical connectors field, more particularly, relates to a kind of coaxial connector.
Background technology
Prior art often adopts QMA coaxial connector, for the Signal transmissions such as GPS, WIFI, 3G of equipment.The socket of this kind of connector is welded on printed board assembly, printed board assembly again with assembling machine casing, plug carries wire harness and docks with socket and use; But there is gap between the socket of above-mentioned connector and casing, namely the shell of socket and casing are in isolation, and during EMC test, above-mentioned gap place can produce electromagnetic leakage, causes interference to Signal transmissions, have impact on the reliability of Signal transmissions.
In sum, how improving the reliability of Signal transmissions, is current those skilled in the art technical problems urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of coaxial connector, to improve the reliability of Signal transmissions.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of coaxial connector, the plug comprising casing, be arranged at the socket in described casing and be arranged at outside described casing, described casing has the jack passed for described socket, described socket is through described jack and described plug grafting, also comprise and can make described socket and the close-connected electromagnetic shielding circle of described casing, described electromagnetic shielding circle to be closely sheathed on described socket and to fit with described casing inner wall.
Preferably, in above-mentioned coaxial connector, described socket is also provided with and is positioned at described casing with the location shaft shoulder preventing described socket from departing from described casing, described electromagnetic shielding circle is between the described location shaft shoulder and described casing.
Preferably, above-mentioned coaxial connector also comprises the hold down gag be pressed on by described electromagnetic shielding circle on described casing inner wall, and described hold down gag is set between the described location shaft shoulder and described electromagnetic shielding circle.
Preferably, in above-mentioned coaxial connector, described jack is provided with away from one end of described plug the location notch coordinated with described electromagnetic shielding circle, and described electromagnetic shielding circle embeds in described location notch.
Preferably, in above-mentioned coaxial connector, it is dull and stereotyped that described hold down gag comprises compression, the described flat board that compresses has the perforation of passing for described socket, and describedly compressing a dull and stereotyped end face and described electromagnetic shielding circle and described location notch the offseting of one end away from described plug, another end face and the described location shaft shoulder offset.
Preferably, in above-mentioned coaxial connector, described socket is multiple, described compression flat board is provided with multiple described perforation, described perforation and described socket one_to_one corresponding that the length direction along described casing is arranged.
Preferably, in above-mentioned coaxial connector, described hold down gag also comprises two location divisions being symmetricly set on the dull and stereotyped both sides of described compression, and described casing is provided with the limiting section coordinated with described location division, described location division is fixedly connected with described limiting section.
Preferably, in above-mentioned coaxial connector, described location division is and the described L shaped plate compressing dull and stereotyped end and be connected, and described L shaped plate compresses dull and stereotyped perpendicular to described and be positioned at the dull and stereotyped side away from described plug of described compression, and the opening of described L shaped plate outwardly; Described limiting section is locate the rectangular preiection of fitting with described L shaped plate, described L shaped plate and the fixing hole plate face of described compression platen parallel is provided with for being connected with described rectangular preiection.
Preferably, in above-mentioned coaxial connector, described casing and described hold down gag are the Al-alloy parts with conductive oxide film.
Preferably, in above-mentioned coaxial connector, described jack is circular hole, and the end that described socket coordinates with described jack is cylindric, and described electromagnetic shielding circle is the annular conductive rubber ring being filled with the silver-plated conductive particle of aluminium.
As can be seen from above-mentioned technical scheme, the coaxial connector that the utility model provides comprises casing, socket, plug and electromagnetic shielding circle, and socket is arranged in casing, and plug is arranged at outside casing, casing has the jack passed for socket, and socket is through jack and plug grafting; Electromagnetic shielding circle can make socket and casing compact siro spinning technology, and electromagnetic shielding circle to be closely sheathed on socket and to fit with casing inner wall.
The utility model makes socket and casing compact siro spinning technology by electromagnetic shielding circle, avoid there is gap between socket and casing, utilize electromagnetic shielding circle to form shielding construction, electromagnetic leakage can not be produced because of gap during EMC test, thus improve the reliability of Signal transmissions.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the coaxial connector that the utility model embodiment provides;
Fig. 2 is the detonation configuration schematic diagram of the coaxial connector that the utility model embodiment provides;
Fig. 3 is the structural representation of the electromagnetic shielding circle that the utility model embodiment provides;
Fig. 4 is the structural representation of the hold down gag that the utility model embodiment provides.
Embodiment
The utility model embodiment provides a kind of coaxial connector, improves the reliability of Signal transmissions.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 1-4, the coaxial connector that the utility model embodiment provides comprises casing 5, socket 1, plug 2 and electromagnetic shielding circle 4, and socket 1 is arranged in casing 5, and plug 2 is arranged at outside casing 5, casing 5 has the jack 52 passed for socket 1, and socket 1 is through jack 52 and plug 2 grafting; Electromagnetic shielding circle 4 can make socket 1 and casing 5 compact siro spinning technology, and electromagnetic shielding circle 4 to be closely sheathed on socket 1 and to fit with casing 5 inwall.
It should be noted that, electromagnetic shielding circle 4 is closely sheathed on socket 1, refers to that the internal diameter of electromagnetic shielding circle 4 is identical with socket 1 external diameter, thus ensures that electromagnetic shielding circle 4 and socket 1 are tightly connected, and avoids there is gap between the two.
The utility model makes socket 1 and casing 5 compact siro spinning technology by electromagnetic shielding circle 4, avoid there is gap between socket 1 and casing 5, utilize electromagnetic shielding circle 4 to form shielding construction, electromagnetic leakage can not be produced because of gap during EMC test, thus improve the reliability of Signal transmissions.
In the utility model one specific embodiment, socket 1 is also provided with and is positioned at casing 5 with the location shaft shoulder preventing socket 1 from departing from casing 5, electromagnetic shielding circle 4 is between the location shaft shoulder and casing 5.The present embodiment can avoid socket 1 to depart from casing 5 by jack 52 by the location shaft shoulder, can also fix electromagnetic shielding circle 4, and utilizes the location shaft shoulder to apply thrust to electromagnetic shielding circle 4, improves the compactness that socket 1 is connected with casing 5.The utility model can also realize the effect of same location electromagnetic shielding circle 4 by the groove in the projection on casing 5 or socket 1, the utility model repeats no longer one by one.The utility model also can not arrange the above-mentioned location shaft shoulder, is welded with printed board assembly by socket 1, to reach same by spacing for socket 1 effect in casing 5.
In order to improve the compactness that socket 1 is connected with casing 5 further, above-mentioned coaxial connector also comprises the hold down gag 3 be pressed on by electromagnetic shielding circle 4 on casing 5 inwall, and this hold down gag 3 is set between the location shaft shoulder and electromagnetic shielding circle 4.The utility model extrudes electromagnetic shielding circle 4 by hold down gag 3, electromagnetic shielding circle 4 end face is fully extruded with casing 5 and contacts.Certainly, the utility model also can not establish hold down gag 3, directly by the location shaft shoulder extruding electromagnetic shielding circle 4 on socket 1.
As shown in Figure 2, jack 52 is provided with away from one end of plug 2 location notch 53 coordinated with electromagnetic shielding circle 4, and electromagnetic shielding circle 4 embeds in location notch 53.Location notch 53 on the external diameter of above-mentioned electromagnetic shielding circle 4 and casing 5 is adaptive, is convenient to embed location notch 53 and fixes; In concrete enforcement, electromagnetic shielding circle 4 is fixed between casing 5 and hold down gag 3 by embedding location notch 53.Above-mentioned hold down gag 3 can ensure that electromagnetic shielding circle 4 outer ring fully extrudes with casing 5 and contact, and realizes 360 ° of sealings.The utility model also can not arrange location notch 53, utilizes hold down gag 3 that electromagnetic shielding circle 4 is pressed on casing 5 and offers on the inwall of jack 52.
In concrete execution mode, hold down gag 3 comprises compression dull and stereotyped 32, compress dull and stereotyped 32 and there is the perforation 31 of passing for socket 1, and compress dull and stereotyped 32 an end face and electromagnetic shielding circle 4 and location notch 53 away from the offseting of one end of plug 2, that is compress dull and stereotyped 32 can cover whole electromagnetic shielding circle 4 and offset with casing 5 wall offering location notch 53, another end face offsets with the location shaft shoulder.The present embodiment penetrates in the perforation 31 of compression dull and stereotyped 32 by making socket 1, makes compression flat board 32 be enclosed within the shaft shoulder place, location of socket 1, and utilizes the dull and stereotyped 32 compression electromagnetic shielding circles 4 of compression.Because the seal face compressing dull and stereotyped 32 is plane, better to the compression effect of electromagnetic shielding circle 4.Above-mentioned hold down gag 3 can also adopt hold-down ring, arc or compress support to replace above-mentioned compression flat board 32, to realize the object of same compression electromagnetic shielding circle 4.
Preferably, socket 1 is multiple, compresses the multiple perforation 31 being provided with the length direction along casing 5 on dull and stereotyped 32 and arranging, perforation 31 and socket 1 one_to_one corresponding.In specific embodiment, socket 1 is 3, as shown in Figure 2, three groups of sockets 1, plugs 2 use side by side, the utility model utilizes and samely compresses dull and stereotyped 32 and realize three the electromagnetic shielding circles 4 corresponding to three groups of sockets 1 and locate, so, when printed board installation and welding position positioning precision lower, owing to compressing the corrective action of dull and stereotyped 32 pairs of socket 1 positions, printed board installation difficulty can be reduced.According to the actual requirements, above-mentioned socket 1 also can be 1,2 or other numbers.
In order to optimize technique scheme further, hold down gag 3 also comprises two location divisions being symmetricly set on and compressing dull and stereotyped 32 both sides, and casing 5 is provided with the limiting section coordinated with location division, location division is fixedly connected with limiting section.The utility model is by the cooperation of location division and limiting section, ensure that the accuracy of hold down gag 3 installation site, by stationary positioned portion, active force is applied to hold down gag 3 simultaneously, thus improve the compression intensity of hold down gag 3, further ensure the sealing effectiveness between electromagnetic shielding circle 4 outer ring and casing 5.Be understandable that, the utility model also can not arrange location division, is directly fixed on casing 5 by dull and stereotyped for compression 32, to realize same applying fastening forces to improve the effect that it compresses intensity to compressing dull and stereotyped 32.
As shown in Figure 4, location division is the L shaped plate 33 be connected with the end compressing dull and stereotyped 32, and L shaped plate 33 is perpendicular to compressing dull and stereotyped 32 and being positioned at the side of compression dull and stereotyped 32 away from plug 2, and the opening of L shaped plate 33 outwardly; Limiting section is locate the rectangular preiection 51 of fitting with L shaped plate 33, the plate face that L shaped plate 33 is parallel with compressing flat board 32 is provided with the fixing hole for being connected with rectangular preiection 51.The utility model is relatively simple for structure, easy to operate, meets electromagnetic shielding test.Interchangeable, location division can also be V shaped slab or arc etc.
Concrete, above-mentioned fixing hole is screwed hole, L shaped plate 33 is fixed on the rectangular preiection 51 of casing 5 by screw, is convenient to install fix.Certainly, the utility model can not also arrange fixing hole, and L shaped plate 33 is riveted on the rectangular preiection 51 of casing 5.
In order to ensure good mechanical performance, casing 5 and hold down gag 3 are the Al-alloy parts with conductive oxide film.Certainly, casing 5 and hold down gag 3 can also be made up of the metal such as copper, steel.
In the utility model one specific embodiment, jack 52 is circular hole, and the end that socket 1 coordinates with jack 52 is cylindric, and electromagnetic shielding circle 4 is for being filled with the annular conductive rubber ring of the silver-plated conductive particle of aluminium.The connector of the present embodiment is cylindrical connector, and certainly, the utility model is also suitable for the connector of Square Connector or other shapes.
Concrete, plug 2 is 3.6mm near the spacing between one end of casing 5 and the location shaft shoulder of socket 1, casing 5 is 0.9mm at the thickness of slab at jack 52 place, and the label thickness of casing 5 outer face is 0.4mm, the shielding construction that remaining space mounting circular ring shape conductive rubber ring and hold down gag 3 are formed.
The internal diameter of above-mentioned annular conductive rubber ring is identical with the external diameter of socket 1, the external diameter of annular conductive rubber ring just embeds location notch 53, annular conductive rubber ring has certain stroke, and casing 5, electromagnetic shielding circle 4 and socket 1360 degree can be made fully to contact.It should be noted that, above-mentioned electromagnetic shielding circle 4 can also for steel rim of spring or other can realize socket 1 and make with the conductive material that casing 5 is tightly connected.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a coaxial connector, comprise casing (5), be arranged at the socket (1) in described casing (5) and be arranged at described casing (5) plug outward (2), described casing (5) has the jack (52) passed for described socket (1), described socket (1) is through described jack (52) and described plug (2) grafting, it is characterized in that, also comprise and can make described socket (1) and the close-connected electromagnetic shielding circle (4) of described casing (5), described electromagnetic shielding circle (4) is closely sheathed on described socket (1) and goes up and fit with described casing (5) inwall.
2. coaxial connector as claimed in claim 1, it is characterized in that, described socket (1) is also provided with and is positioned at described casing (5) with the location shaft shoulder preventing described socket (1) from departing from described casing (5), described electromagnetic shielding circle (4) is positioned between the described location shaft shoulder and described casing (5).
3. coaxial connector as claimed in claim 2, it is characterized in that, also comprise the hold down gag (3) described electromagnetic shielding circle (4) be pressed on described casing (5) inwall, described hold down gag (3) is set between the described location shaft shoulder and described electromagnetic shielding circle (4).
4. coaxial connector as claimed in claim 3, it is characterized in that, described jack (52) is provided with away from one end of described plug (2) the location notch (53) coordinated with described electromagnetic shielding circle (4), and described electromagnetic shielding circle (4) embeds in described location notch (53).
5. coaxial connector as claimed in claim 4, it is characterized in that, described hold down gag (3) comprises compression dull and stereotyped (32), the described flat board (32) that compresses has the perforation (31) of passing for described socket (1), and described compress dull and stereotyped (32) an end face and described electromagnetic shielding circle (4) and described location notch (53) away from the offseting of one end of described plug (2), another end face and the described location shaft shoulder offset.
6. coaxial connector as claimed in claim 5, it is characterized in that, described socket (1) is for multiple, describedly compress the multiple described perforation (31), described perforation (31) and described socket (1) one_to_one corresponding that dull and stereotyped (32) are provided with the length direction along described casing (5) and arrange.
7. coaxial connector as claimed in claim 5, it is characterized in that, described hold down gag (3) also comprises two location divisions being symmetricly set on dull and stereotyped (32) both sides of described compression, described casing (5) is provided with the limiting section coordinated with described location division, described location division is fixedly connected with described limiting section.
8. coaxial connector as claimed in claim 7, it is characterized in that, described location division is the L shaped plate (33) be connected with the described end compressing dull and stereotyped (32), described L shaped plate (33) compresses dull and stereotyped (32) perpendicular to described and be positioned at described compression dull and stereotyped (32) side away from described plug (2), and the opening of described L shaped plate (33) outwardly; Described limiting section is locate the rectangular preiection (51) of fitting with described L shaped plate (33), and described L shaped plate (33) compresses with described the fixing hole dull and stereotyped (32) parallel plate face is provided with for being connected with described rectangular preiection (51).
9. the coaxial connector as described in any one of claim 3-8, is characterized in that, described casing (5) and described hold down gag (3) are the Al-alloy parts with conductive oxide film.
10. the coaxial connector as described in any one of claim 1-8, it is characterized in that, described jack (52) is circular hole, the end that described socket (1) coordinates with described jack (52) is cylindric, and described electromagnetic shielding circle (4) is for being filled with the annular conductive rubber ring of the silver-plated conductive particle of aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520965559.8U CN205141242U (en) | 2015-11-27 | 2015-11-27 | Coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520965559.8U CN205141242U (en) | 2015-11-27 | 2015-11-27 | Coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205141242U true CN205141242U (en) | 2016-04-06 |
Family
ID=55627001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520965559.8U Active CN205141242U (en) | 2015-11-27 | 2015-11-27 | Coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205141242U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004463A (en) * | 2018-07-16 | 2018-12-14 | 孙备宽 | A kind of anticreep safety socket of band electromagnetic shielding |
| JP2020092313A (en) * | 2018-12-04 | 2020-06-11 | Smk株式会社 | Camera connector module |
| CN112713438A (en) * | 2020-12-18 | 2021-04-27 | 京信网络***股份有限公司 | Connector flange, connector and method for mounting connector |
-
2015
- 2015-11-27 CN CN201520965559.8U patent/CN205141242U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004463A (en) * | 2018-07-16 | 2018-12-14 | 孙备宽 | A kind of anticreep safety socket of band electromagnetic shielding |
| JP2020092313A (en) * | 2018-12-04 | 2020-06-11 | Smk株式会社 | Camera connector module |
| CN111276854A (en) * | 2018-12-04 | 2020-06-12 | Smk株式会社 | Connector module for camera |
| TWI734986B (en) * | 2018-12-04 | 2021-08-01 | 日商Ｓｍｋ股份有限公司 | Connector module for camera |
| CN111276854B (en) * | 2018-12-04 | 2021-11-02 | Smk株式会社 | Connector module for camera |
| CN112713438A (en) * | 2020-12-18 | 2021-04-27 | 京信网络***股份有限公司 | Connector flange, connector and method for mounting connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |