CN209544665U - Improve the elastic contact type MMCX radio frequency connector of contact performance - Google Patents
Improve the elastic contact type MMCX radio frequency connector of contact performance Download PDFInfo
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- CN209544665U CN209544665U CN201920470586.6U CN201920470586U CN209544665U CN 209544665 U CN209544665 U CN 209544665U CN 201920470586 U CN201920470586 U CN 201920470586U CN 209544665 U CN209544665 U CN 209544665U
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Abstract
The utility model discloses a kind of elastic contact type MMCX radio frequency connector for improving contact performance, includes outer tube, glue core and center needle, and the lower section of the outer tube is inserting section;The inserting section is connected with elastic contact part, and the lateral wall of the elastic contact part from the bottom of inserting section upwardly extends setting;The elastic contact part includes the elastic piece of interconnecting piece and at least two spacing arrangement, the interconnecting piece is connected to the bottom periphery of inserting section, each elastic piece is upwardly extended from the upper end integral type of interconnecting piece, each elastic piece has elasticity plug contact zone, which plugs the outside wall surface that contact zone is elastic piece;Whereby, its conduction property is more stable, the case where being not in poor contact, while rotation while using when be not in power-off, break signal, staccato situations such as, contact performance is enhanced, solves the problems, such as to be easy to appear fatigue wear in male connector swapping process and influence service life, substantially increases service life, and structure is simple, production easy to form.
Description
Technical field
The utility model relates to field of connectors technologies, refer in particular to a kind of elastic contact type MMCX for improving contact performance
Radio frequency connector.
Background technique
Currently, the male connector of radio frequency connector and the connection type of base, which mostly use greatly, is arranged a card in the lateral surface of male connector
Circle, retainer ring buckles the inner wall of base, so that male connector and base be made to link together, although, this connection type can allow male connector and
Phenomena such as base connects, but it is easy to appear male connector and is disengaged from each other with base, poor contact.Also some use other bullets
Property structure replace the radio frequency connector of retainer ring, but its elastic construction is complicated, is unfavorable for molding making.
For this purpose, targetedly being designed these problems in the prior art, using the structure of elastic collar, simplify
The elastic connection structure of male connector and base, production easy to form;But its conduction property is unstable, is easy when the side Bian Xuanzhuan uses
Now the case where power-off, break signal, staccato;In addition, master-slave seat main body leans on individual pen elastic collar to plug detent entirely, be connected also main
It is individual pen elastic collar, and is maintained due to maintaining gap between the elastic demand and male connector of elastic collar, be easy to cause public affairs
The poor contact of female outer tube main body, signal moment occur breaks or situations such as staccato, and due to the presence in gap, cause using when
Vibration meeting is so that conduction impedance moment becomes larger or moment breaks;And elastic collar fatigue wear is easy to cause in swapping process,
To influence contact conducting of the male connector with base, cause male connector service life shorter.
Therefore, it is necessary to develop the new technology of one kind to solve the above problems.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of improve and connects
The case where elastic contact type MMCX radio frequency connector of touching performance, conduction property is more stable, is not in poor contact, side
Rotate side using when be not in power-off, break signal, staccato situations such as, enhance contact performance, solve male connector swapping process
In the problem of being easy to appear fatigue wear and influencing service life, substantially increase service life, and structure is simple, it is easy to form
Production.
To achieve the above object, the utility model is using following technical solution:
A kind of elastic contact type MMCX radio frequency connector improving contact performance includes outer tube and is set on outer tube
Glue core and center needle, the glue core are isolated between outer tube and center needle;The lower section of the outer tube is inserting section, which is formed with
The grafting chamber of bottom opening, the center needle protrude into grafting chamber;
The inserting section is connected with elastic contact part, and the lateral wall of the elastic contact part from the bottom of inserting section, which upwardly extends, to be set
It sets;The elastic contact part includes the elastic piece of interconnecting piece and at least two spacing arrangement, which is connected to the bottom of inserting section
Portion periphery, each elastic piece are upwardly extended from the upper end integral type of interconnecting piece, and each elastic piece is outer with inserting section
Elastic spacing is kept between side wall, each elastic piece has elasticity plug contact zone, and it is elastic piece which, which plugs contact zone,
Outside wall surface.
As a preferred embodiment, the integrated convex in the upper end of each elastic piece is equipped with protrusion, and the elasticity plug connects
Touch the outer surface that area is protrusion.
As a preferred embodiment, each elastic piece includes main part, and the main part is from the upper end of interconnecting piece one
Body formula upwardly extends, on the lateral wall for the upper end that the protrusion integral type is convexly equipped in main part.
As a preferred embodiment, the glue core one produced by insert molding is inlayed in the inside of outer tube, the center needle with glue core
Molding is fixed together, the weld part and contact portion of center the needle convex upper and lower end for being exposed to glue core respectively.
As a preferred embodiment, there are six the elastic pieces, six elastic piece interval impartial settings, two neighboring elasticity
There is interval trough between piece.
As a preferred embodiment, it is linked into an integrated entity between the interconnecting piece and inserting section by riveting.
As a preferred embodiment, the interconnecting piece is annular structure, and the inner ring surface of the interconnecting piece is closely coupled to
The outer peripheral surface of inserting section.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme is it is found that it is mainly the elastic contact part by upwardly extending setting in inserting section, and in integral type on elastic contact part
The multiple elastic pieces for upwardly extending setting are not between connection when so that male connector being connect with base, between elastic piece and male connector
Gap, so that the conduction property between male connector and base is more stable, the case where being not in poor contact, the side Bian Xuanzhuan makes
Situations such as used time is not in power-off, break signal, staccato, and connected between male connector and base for Multi-point contact type, significantly
Enhance contact performance;Secondly, connector will not make when vibrated, conduction impedance moment becomes larger or moment breaks;And solution
The problem of being easy to appear fatigue wear in male connector of having determined swapping process and influence service life, substantially increases service life, and
Structure is simple, production easy to form.
For structure feature, technological means and its specific purposes achieved and function for more clearly illustrating the utility model
Can, the utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the overall structure stereoscopic schematic diagram of the embodiment of the utility model;
Fig. 2 is another angle overall structure stereoscopic schematic diagram of the embodiment of the utility model;
Fig. 3 is the schematic cross-section of the embodiment of the utility model;
Fig. 4 is the sectional view after male connector and base grafting.
Description of drawing identification:
10, outer tube 11, inserting section
12, grafting chamber 20, glue core
30, center needle 31, weld part
32, contact portion 40, elastic contact part
41, interconnecting piece 42, elastic piece
421, protrusion 422, main part
43, interval trough 50, base
51, chamber 52, annular slot are planted
53, outer tube 54, center needle.
Specific embodiment
Please refer to figs. 1 to 4, that show the specific structures of the embodiment of the utility model;It includes outer
Pipe 10 and the glue core 20 and center needle 30 being set on outer tube 10, the glue core 20 are isolated between outer tube 10 and center needle 30;It should
The lower section of outer tube 10 is inserting section 11, which is formed with the grafting chamber 12 of bottom opening, which protrudes into grafting
In chamber 12;Preferably, the integrated produced by insert molding of the glue core 20 is in the inside of outer tube 10, the center needle 30 and 20 produced by insert molding of glue core
It is fixed together, the weld part 31 and contact portion 32 of center the needle 30 convex upper and lower end for being exposed to glue core 20 respectively.
Specifically, the inserting section 11 is connected with elastic contact part 40, the elastic contact part 40 is from the bottom of inserting section 11
Lateral wall upwardly extend setting;The elastic contact part 40 includes the elastic piece 42 of interconnecting piece 41 and at least two spacing arrangement,
The interconnecting piece 41 is connected to the bottom periphery of inserting section 11, and each elastic piece 42 prolongs from the upper end integral type of interconnecting piece 41 upwards
It stretches, each elastic piece 42 keeps elastic spacing between the lateral wall of inserting section 11, and each elastic piece 42 has elasticity
Contact zone is plugged, which plugs the outside wall surface that contact zone is elastic piece 42;Specifically, the upper end of each elastic piece 42 is integrated
Convex is equipped with protrusion 421, and elasticity plug contact zone is the outer surface of protrusion 421;Preferably, each elastic piece 42 wraps
Main part 422 is included, the main part 422 is upwardly extended from the upper end integral type of interconnecting piece 41,421 one of protrusion
Formula is convexly equipped on the lateral wall of the upper end of main part 422.
In this present embodiment, it is preferable that there are six the elastic pieces 42, and six elastic pieces 42 are spaced impartial setting, adjacent
There is interval trough 43 between two elastic pieces 42;Certainly, elastic piece 42 can also be designed as other quantity according to actual needs,
Interval impartial setting between all elastic 42 need to only be met, here, not repeating them here.
In addition, in this present embodiment, preferably being linked into an integrated entity by riveting between the interconnecting piece 41 and inserting section 11;Institute
Stating interconnecting piece 41 is annular structure, and the inner ring surface of the interconnecting piece 41 is closely coupled to the outer peripheral surface of inserting section 11.Riveting connects
The mode connect may make the tie point between interconnecting piece 41 and inserting section 11 solid and reliable, and the mode of riveting does not have consumption of raw materials
With do not need auxiliary material, to save making material, in addition, riveting connection be also equipped with will not disfiguring workpiece surface protection
Layer, do not need in advance or post-processing, allow to there is interlayer connect with multilayer, it is easy to operate, consume it is low, maintenance cost lack etc. it is excellent
Point can make elastic contact part 40 and the connection of inserting section 11 easier, and be easy to make, and connection structure is more firm.
In use, the inserting section 11 for the male connector that riveting is completed is inserted into the plant chamber 51 of the outer tube 53 of base 50, plant
Chamber 51 has annular slot 52, and the protrusion 421 and annular slot 52 on elastic piece 42 are clamped, the outer surface of protrusion 421 and plant
The inner sidewall Elastic Contact of chamber 51 and realizing electrically conducts;When connector is vibrated, male connector and base 50 are because in elastic piece 42
Under the action of protrusion 421 and 52 phase of the annular slot clamping for planting chamber 51, it is not easily disconnected from, and the company between elastic piece 42 and male connector
Connecing is not in joint gap, and to connect between male connector and base 50 for Multi-point contact type, greatly strengthens contact
The case where performance is not in poor contact, conduction property are stablized, the side Bian Xuanzhuan using when be not in power-off, it is break signal, disconnected
Situations such as sound;And vibration will not make conduction impedance moment become larger or moment break;And it solves and holds in male connector swapping process
Easily the problem of fatigue wear occur and influencing service life, substantially increase service life, in the present embodiment, service life can
Reach 10 times of elastic collar type MMCX radio frequency connector;Meanwhile in the contact portion 32 of the center needle 30 of male connector and base 50
Heart needle 54 touches grafting and is electrically connected.
In conclusion the design focal point of the utility model is, mainly by upwardly extending setting in inserting section
Elastic contact part, and multiple elastic pieces of setting are upwardly extended in integral type on elastic contact part, so that male connector is connect with base
When, it is not in joint gap between elastic piece and male connector, so that the conduction property between male connector and base is more stable,
The case where being not in poor contact, the side Bian Xuanzhuan using when be not in power-off, break signal, staccato situations such as, and male connector with
It is connected between base for Multi-point contact type, greatly strengthens contact performance;Secondly, connector will not to lead when vibrated
Logical impedance moment becomes larger or moment breaks;And it solves and is easy to appear fatigue wear in male connector swapping process and influences to use
The problem of service life, substantially increases service life, and structure is simple, production easy to form.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (7)
- The glue that 1. a kind of elastic contact type MMCX radio frequency connector for improving contact performance includes outer tube and is set on outer tube Core and center needle, the glue core are isolated between outer tube and center needle;The lower section of the outer tube is inserting section, which is formed with bottom The grafting chamber of portion's opening, the center needle protrude into grafting chamber;It is characterized by:The inserting section is connected with elastic contact part, and the lateral wall of the elastic contact part from the bottom of inserting section upwardly extends setting; The elastic contact part includes the elastic piece of interconnecting piece and at least two spacing arrangement, which is connected to outside the bottom of inserting section Week, each elastic piece are upwardly extended from the upper end integral type of interconnecting piece, each elastic piece with the lateral wall of inserting section Between keep elastic spacing, each elastic piece has elasticity plug contact zone, which plugs contact zone as the outer wall of elastic piece Face.
- 2. the elastic contact type MMCX radio frequency connector according to claim 1 for improving contact performance, it is characterised in that: every The integrated convex in the upper end of a elastic piece is equipped with protrusion, and elasticity plug contact zone is the outer surface of protrusion.
- 3. the elastic contact type MMCX radio frequency connector according to claim 2 for improving contact performance, it is characterised in that: every A elastic piece includes main part, and the main part is upwardly extended from the upper end integral type of interconnecting piece, the protrusion one Body formula is convexly equipped on the lateral wall of the upper end of main part.
- 4. the elastic contact type MMCX radio frequency connector according to claim 1 for improving contact performance, it is characterised in that: institute Glue core one produced by insert molding is stated in the inside of outer tube, which is fixed together with glue core produced by insert molding, the welding of center needle Portion and the contact portion convex upper and lower end for being exposed to glue core respectively.
- 5. the elastic contact type MMCX radio frequency connector according to claim 1 for improving contact performance, it is characterised in that: institute It states there are six elastic pieces, six elastic piece interval impartial settings, there is interval trough between two neighboring elastic piece.
- 6. the elastic contact type MMCX radio frequency connector according to claim 1 for improving contact performance, it is characterised in that: institute It states and is linked into an integrated entity between interconnecting piece and inserting section by riveting.
- 7. the elastic contact type MMCX radio frequency connector according to claim 6 for improving contact performance, it is characterised in that: institute Stating interconnecting piece is annular structure, and the inner ring surface of the interconnecting piece is closely coupled to the outer peripheral surface of inserting section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920470586.6U CN209544665U (en) | 2019-04-09 | 2019-04-09 | Improve the elastic contact type MMCX radio frequency connector of contact performance |
Applications Claiming Priority (1)
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CN201920470586.6U CN209544665U (en) | 2019-04-09 | 2019-04-09 | Improve the elastic contact type MMCX radio frequency connector of contact performance |
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CN209544665U true CN209544665U (en) | 2019-10-25 |
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CN201920470586.6U Active CN209544665U (en) | 2019-04-09 | 2019-04-09 | Improve the elastic contact type MMCX radio frequency connector of contact performance |
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2019
- 2019-04-09 CN CN201920470586.6U patent/CN209544665U/en active Active
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