CN209786238U - Integrated elastic contact type MMCX radio frequency connector - Google Patents
Integrated elastic contact type MMCX radio frequency connector Download PDFInfo
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- CN209786238U CN209786238U CN201920470584.7U CN201920470584U CN209786238U CN 209786238 U CN209786238 U CN 209786238U CN 201920470584 U CN201920470584 U CN 201920470584U CN 209786238 U CN209786238 U CN 209786238U
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Abstract
The utility model discloses an integrated elastic contact type MMCX radio frequency connector, which comprises an outer tube, a rubber core and a central needle, wherein the lower section of the rubber core is an inserting section, the inserting section is provided with an inserting cavity with an opening at the bottom, and the central needle extends into the inserting cavity; the lower section of the outer pipe extends downwards to form an elastic contact part in an integrated mode, the elastic contact part comprises at least two elastic sheets which are arranged at intervals, each elastic sheet is arranged at intervals with the outer side wall of the insertion section, each elastic sheet is provided with an elastic plug contact area, and the elastic plug contact area is the outer wall surface of the elastic sheet; borrow this, its integral type structure that has realized flexure strip and public head, the conductivity can be more stable, the bad contact condition can not appear, the circumstances such as outage, disconnected signal, disconnected sound can not appear when rotatory limit is used in the limit, has strengthened contact behavior, has solved public first plug in-process and has appeared fatigue wear easily and influence life's problem, has improved life greatly, and simple structure, easily shaping preparation.
Description
Technical Field
The utility model belongs to the technical field of the connector technique and specifically relates to indicate an integral type elasticity contact MMCX radio frequency connector.
Background
At present, the connection mode of the male connector and the female connector of the radio frequency connector mostly adopts the mode that a clamping ring is sleeved on the outer side surface of the male connector, and the clamping ring is buckled on the inner wall of the female connector, so that the male connector and the female connector are connected together. Some radio frequency connectors adopt other elastic structures to replace the clamping ring, but the elastic structures are complex and are not beneficial to molding and manufacturing.
Therefore, the problems are purposefully designed in the prior art, and the elastic connection structure of the male head and the female seat is simplified by adopting the structure of the elastic clamping ring, so that the forming and manufacturing are easy; but the conduction performance is unstable, and the conditions of power failure, signal failure and sound failure easily occur when the device is used while rotating; in addition, the plug-in and plug-out clamping positions of the male and female seat main bodies are completely maintained by the single-ring elastic clamping ring, the conduction is mainly realized by the single-ring elastic clamping ring, the elasticity of the elastic clamping ring needs to be maintained by keeping a gap with the male head, poor contact of the male and female outer tube main bodies is easily caused, the conditions of signal instant interruption or sound interruption and the like occur, and due to the existence of the gap, the conduction impedance is instantly increased or instantly interrupted due to vibration in use; and, the plug in-process leads to the fatigue wearing and tearing of elasticity rand easily to influence the contact of public head and female seat and switch on, lead to public head life shorter.
Therefore, a new technology needs to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides an integral type elasticity contact MMCX radio frequency connector, it has realized the integral type structure of flexure strip and public head, the conductivity is more stable, the condition of contact failure can not appear, the circumstances such as outage, disconnected signal, disconnected sound can not appear when rotatory limit is used in limit, contact performance has been strengthened, the problem that fatigue wear appears easily in public first plug in-process and influence life has been solved, and service life is greatly prolonged, moreover, the steam generator is simple in structure, easily shaping preparation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
An integrated elastic contact type MMCX radio frequency connector comprises an outer tube, a rubber core and a central needle, wherein the rubber core and the central needle are arranged on the outer tube; the lower section of the rubber core is an insertion section, the insertion section is provided with an insertion cavity with an opening at the bottom, and the central needle extends into the insertion cavity; the method is characterized in that:
the lower section of this outer tube is the downward integral type and is extended flexible contact portion, and this flexible contact portion includes the flexure strip that two at least intervals were arranged, and every flexure strip all with the interval arrangement between the lateral wall of grafting section, every flexure strip all has the elasticity plug contact zone, and this elasticity plug contact zone is the outer wall of flexure strip.
Preferably, the lower end of each elastic sheet is integrally provided with a convex part protruding outwards, and the elastic plugging contact area is the outer surface of the convex part.
Preferably, each of the elastic pieces includes a connection portion integrally extended downward from a lower end of the main body portion of the outer tube, and each of the elastic pieces is integrally extended downward from a lower end of the connection portion.
As a preferred scheme, the rubber core is integrally embedded and formed inside the outer tube, the central needle and the rubber core are fixedly embedded and formed together, the welding part of the central needle is protruded out of the upper end of the rubber core, and the contact part of the central needle is protruded out of the insertion cavity.
Preferably, the number of the elastic pieces is six, the six elastic pieces are arranged at equal intervals, and a spacing groove is formed between every two adjacent elastic pieces.
As a preferred scheme, a deformation yielding cavity is arranged between the elastic contact part and the outer side wall of the insertion section.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, particularly, known by the above technical scheme, it mainly is through the elastic contact portion that lower extreme downwardly integral type extension of outer tube set up, and a plurality of flexure strips that integral type downwardly extending set up on the elastic contact portion, thereby realized the integral type structure of flexure strip and public head, when making public head be connected with the female seat, connecting gap can not appear between flexure strip and the public head, thereby make the conductivity between public head and the female seat more stable, can not appear the bad condition of contact, can not appear when rotatory while using and cut off the power supply, disconnected signal, disconnected sound, etc. the contact performance is connected for the multiple spot contact between public head and the female seat, greatly strengthened the contact performance; secondly, the conducting impedance cannot be instantly increased or instantly broken when the connector is vibrated; and, the problem that the service life is influenced because fatigue wear is easy to occur in the process of plugging and unplugging the male head is solved, the service life is greatly prolonged, and the male head plugging device is simple in structure and easy to form and manufacture.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of the overall structure of the embodiment of the present invention;
Fig. 2 is a perspective view of another angle overall structure of the embodiment of the present invention;
Fig. 3 is a cross-sectional view of an embodiment of the invention.
The attached drawings indicate the following:
10. Outer tube 11 and body
20. Rubber core 21 and insertion section
22. Plug cavity 30, center needle
31. welding part 32, contact part
40. Elastic contact portion 41 and elastic piece
411. Convex part 412 and connecting part
42. Spacing groove 101, deformation abdication cavity.
Detailed Description
Please refer to fig. 1 to 3, which show the specific structure of the embodiment of the present invention; the rubber core comprises an outer tube 10, a rubber core 20 and a central needle 30, wherein the rubber core 20 is arranged on the outer tube 10, and the rubber core 20 is isolated between the outer tube 10 and the central needle 30; the lower section of the rubber core 20 is an insertion section 21, the insertion section 21 is formed with an insertion cavity 22 with a bottom opening, and the central needle 30 extends into the insertion cavity 22; preferably, the rubber core 20 is integrally insert-molded inside the outer tube 10, the central needle 30 is insert-molded and fixed with the rubber core 20, the welding portion 31 of the central needle 30 is protruded out of the upper end of the rubber core 20, and the contact portion 32 of the central needle 30 is protruded out of the insertion cavity 22.
Specifically, the lower section of the outer tube 10 extends downward integrally to form an elastic contact portion 40, the elastic contact portion 40 includes at least two elastic pieces 41 arranged at intervals, each elastic piece 41 is arranged at an interval from the outer side wall of the insertion section 21, each elastic piece 41 has an elastic insertion and extraction contact area, and the elastic insertion and extraction contact area is the outer wall surface of the elastic piece 41; preferably, the lower end of each elastic sheet 41 is integrally provided with a convex portion 411 protruding outwards, and the elastic plug contact area is the outer surface of the convex portion 411. And, in the present embodiment, each elastic piece 41 includes a connecting portion 412, the connecting portion 412 is integrally extended downward from the lower end of the main body portion 11 of the outer tube 10, and each elastic piece 41 is integrally extended downward from the lower end of the connecting portion 412.
In the present embodiment, there are preferably six elastic pieces 41, six elastic pieces 41 are equally spaced, and a spacing groove 42 is formed between two adjacent elastic pieces 41; of course, the elastic pieces 41 may be designed in other quantities according to actual requirements, and only the equal arrangement of the intervals between all the elastic pieces is required, which is not described herein.
In addition, a deformation yielding cavity 101 is arranged between the elastic contact part 40 and the outer side wall of the insertion section 21, so that the elastic sheet 41 is elastically clamped when the male connector is inserted into the female connector.
When the plug-in type male connector is used, the plug-in section 21 of the male connector is inserted into the plug-in cavity of the outer tube of the female connector, the plug-in cavity is provided with an annular clamping groove, the convex part 411 on the elastic sheet 41 is clamped with the annular clamping groove, and the outer surface of the convex part 411 is in elastic contact with the inner side wall of the plug-in cavity and realizes electrical conduction; when the connector is vibrated, the male head and the female seat are not easy to separate under the clamping action of the convex part 411 of the elastic sheet 41 and the annular clamping groove of the insertion cavity, and the elastic sheet 41 and the male head are integrally connected, so a gap is avoided, poor contact is avoided, the male head and the female seat are in multi-point contact type contact connection, the contact performance is greatly enhanced, the conduction performance is stable, and the situations of power failure, signal failure, sound failure and the like can be avoided when the connector is rotated and used; and the vibration can not cause the conduction impedance to be instantly enlarged or instantly broken off; the problem that the service life is influenced due to the fact that fatigue abrasion is easy to occur in the process of inserting and pulling the male head is solved, and the service life is greatly prolonged; meanwhile, the contact part 32 of the center pin 30 of the male head is electrically connected with the center pin of the female seat in a plugging mode.
to sum up, the utility model is mainly designed in such a way that the elastic contact part is extended downwards integrally from the lower end of the outer tube, and the elastic pieces are extended downwards integrally from the elastic contact part, so that the integral structure of the elastic pieces and the male head is realized, and when the male head is connected with the female seat, no connection gap is formed between the elastic pieces and the male head, so that the conduction performance between the male head and the female seat is more stable, the poor contact condition is avoided, the power failure, the signal failure, the sound failure and other conditions can be avoided when the male head and the female seat are used while rotating, and the male head and the female seat are in multi-point contact connection, thereby greatly enhancing the contact performance; secondly, the conducting impedance cannot be instantly increased or instantly broken when the connector is vibrated; and, the problem that the service life is influenced because fatigue wear is easy to occur in the process of plugging and unplugging the male head is solved, the service life is greatly prolonged, and the male head plugging device is simple in structure and easy to form and manufacture.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (6)
1. an integrated elastic contact type MMCX radio frequency connector comprises an outer tube, a rubber core and a central needle, wherein the rubber core and the central needle are arranged on the outer tube; the lower section of the rubber core is an insertion section, the insertion section is provided with an insertion cavity with an opening at the bottom, and the central needle extends into the insertion cavity; the method is characterized in that:
the lower section of this outer tube is the downward integral type and is extended flexible contact portion, and this flexible contact portion includes the flexure strip that two at least intervals were arranged, and every flexure strip all with the interval arrangement between the lateral wall of grafting section, every flexure strip all has the elasticity plug contact zone, and this elasticity plug contact zone is the outer wall of flexure strip.
2. The integrated resilient contact MMCX radio frequency connector of claim 1, wherein: the lower end of each elastic sheet is integrally provided with a convex part protruding outwards, and the elastic plugging contact area is the outer surface of the convex part.
3. The integrated resilient contact MMCX radio frequency connector of claim 1, wherein: each elastic sheet comprises a connecting part, the connecting part is formed by integrally and downwardly extending from the lower end of the main body part of the outer pipe, and each elastic sheet is formed by integrally and downwardly extending from the lower end of the connecting part.
4. The integrated resilient contact MMCX radio frequency connector of claim 1, wherein: the rubber core is integrally embedded and formed inside the outer pipe, the central needle and the rubber core are fixedly embedded and formed together, the welding part of the central needle is convexly exposed at the upper end of the rubber core, and the contact part of the central needle is convexly exposed in the inserting cavity.
5. The integrated resilient contact MMCX radio frequency connector of claim 1, wherein: the elastic pieces are six, the six elastic pieces are arranged at equal intervals, and a spacing groove is formed between every two adjacent elastic pieces.
6. The integrated resilient contact MMCX radio frequency connector of claim 1, wherein: and a deformation yielding cavity is arranged between the elastic contact part and the outer side wall of the insertion section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470584.7U CN209786238U (en) | 2019-04-09 | 2019-04-09 | Integrated elastic contact type MMCX radio frequency connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470584.7U CN209786238U (en) | 2019-04-09 | 2019-04-09 | Integrated elastic contact type MMCX radio frequency connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209786238U true CN209786238U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920470584.7U Active CN209786238U (en) | 2019-04-09 | 2019-04-09 | Integrated elastic contact type MMCX radio frequency connector |
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| Country | Link |
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| CN (1) | CN209786238U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787451A (en) * | 2020-07-23 | 2020-10-16 | 镇江市佰尔得电子有限公司 | Earphone cord and earphone head fixing structure |
| EP4376227A1 (en) | 2022-11-23 | 2024-05-29 | Molex, LLC | Electrical connection device |
-
2019
- 2019-04-09 CN CN201920470584.7U patent/CN209786238U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787451A (en) * | 2020-07-23 | 2020-10-16 | 镇江市佰尔得电子有限公司 | Earphone cord and earphone head fixing structure |
| EP4376227A1 (en) | 2022-11-23 | 2024-05-29 | Molex, LLC | Electrical connection device |
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