Quick-plug type radio frequency connector

Abstract

The utility model provides a quick plug type radio frequency connector, which comprises a pin, an insulating shell and a shell, the pin is arranged in the insulating shell, the insulating shell is arranged in the shell, the pin comprises a pin head section, a positioning section and a hole head section which are coaxially arranged in sequence, and the outer diameter of the positioning section is larger than that of the pin head section and that of the hole head section; the insulating shell comprises a supporting section, a mounting section and a connecting section which are coaxially arranged in sequence, the outer diameter of the mounting section is larger than that of the supporting section and that of the connecting section, the supporting section is provided with a positioning groove matched with the positioning section, and the centers of the mounting section and the connecting section extend to form mounting grooves matched with the hole head section; the hole head section and the positioning section of the contact pin are inserted into the mounting groove and the positioning groove of the insulating shell respectively, the shell comprises a first end and a second end, a mounting step is arranged in the middle of the inner wall of the shell, the connecting section of the insulating shell is mounted in the shell from the first end, the connecting section penetrates through the mounting step, and the mounting section is arranged on the mounting step. According to the utility model, the structure is optimized, and the durability and practicability of the connector are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a quick-insert type radio frequency connector. Background Art

[0002] The structure of the commonly used quick-insert type radio frequency connector at present is as Figure 1 shown, including a pin end and a socket end. The whole pin is cylindrical. The pin includes a pin head and a socket head. The pin head of the pin penetrates out of the pin end, and the socket head of the pin is arranged at the socket end; the whole pin is cylindrical. When the pin is installed in the housing, it is difficult to accurately position the insertion depth; the end of the pin head is set to be conical, and a deformation groove is arranged at the end of the pin head to allow elastic deformation, while the outer wall is cylindrical, resulting in a lack of proper insertion and extraction force when docking with its mating interface, and it is easy to lose elasticity after multiple insertions and extractions, leading to poor contact; in addition, the length of the pin head penetrating out of the pin end is relatively long, lacking support, and it is easy to bend under the action of external force; the socket head of the pin has the same problem, lacking the necessary insertion and extraction force during mating, resulting in poor contact. Therefore, it is necessary to provide a quick-insert type radio frequency connector to solve or at least partially solve the above problems. Summary of the Utility Model

[0003] An embodiment of the utility model provides a quick-insert type radio frequency connector, which optimizes the structure. The pin is provided with a positioning section for convenient installation and positioning; the insulating shell is provided with a supporting section to provide support for the pin.

[0004] A quick-insert type radio frequency connector provided by an embodiment of the utility model includes a pin, an insulating shell and a housing. The pin is arranged in the insulating shell, and the insulating shell is arranged in the housing. The pin includes a pin head section, a positioning section and a socket head section arranged coaxially in sequence. The outer diameter of the positioning section is larger than the outer diameters of the pin head section and the socket head section; the insulating shell includes a supporting section, an installation section and a connecting section arranged coaxially in sequence. The outer diameter of the installation section is larger than the outer diameters of the supporting section and the connecting section. The supporting section is provided with a positioning groove matching the positioning section. An installation groove matching the socket head section is extended and arranged at the centers of the installation section and the connecting section. The socket head section and the positioning section of the pin are respectively inserted into the installation groove and the positioning groove of the insulating shell. The housing includes a first end and a second end. An installation step is arranged in the middle of the inner wall of the housing. The connecting section of the insulating shell is installed into the housing from the first end, and the connecting section passes through the installation step, and the installation section is arranged on the installation step.

[0005] Optionally, the pin head section is axially provided with a first deformation groove, the first deformation groove is radially penetrated, and there are two first deformation grooves, and the two first deformation grooves are arranged in a cross shape.

[0006] Optionally, the end of the needle segment away from the positioning segment is an inverted cone to form a conical end, and the outer diameter of the end of the needle segment connected to the positioning segment is slightly larger than the outer diameter at the connection with the conical end.

[0007] Optionally, the hole head segment is formed with a connection socket, and a second deformation groove is axially provided on the outer wall of the connection socket. There are multiple second deformation grooves, and the multiple second deformation grooves are equidistantly spaced along the circumferential direction.

[0008] Optionally, a flange is provided on the inner wall of the end of the connection socket away from the positioning segment.

[0009] Optionally, the outer diameter of the connection segment gradually decreases starting from the connection with the installation segment.

[0010] Optionally, the inner diameter of the outer shell gradually increases from the installation step to the second end.

[0011] Optionally, an installation plane extends outward from the end face of the first end. When the insulating shell is installed in the outer shell, the end face where the installation segment is connected to the support segment is flush with the installation plane.

[0012] Optionally, an external thread is provided on the outer wall of the outer shell from the installation step to the second end.

[0013] Optionally, the material of the pin is beryllium copper, the material of the insulating shell is plastic, and the material of the outer shell is metal.

[0014] Compared with the prior art, the technical solution of the present utility model has beneficial effects.

[0015] For example, a quick - plug type radio - frequency connector includes a pin, an insulating shell, and an outer shell. The pin is disposed in the insulating shell, and the insulating shell is disposed in the outer shell. The pin includes a needle segment, a positioning segment, and a hole head segment arranged coaxially in sequence. The outer diameter of the positioning segment is larger than the outer diameters of the needle segment and the hole head segment. The insulating shell includes a support segment, an installation segment, and a connection segment arranged coaxially in sequence. The outer diameter of the installation segment is larger than the outer diameters of the support segment and the connection segment. The support segment is provided with a positioning groove matching the positioning segment, and an installation groove matching the hole head segment extends through the center of the installation segment and the connection segment. The hole head segment and the positioning segment of the pin are respectively inserted into the installation groove and the positioning groove provided in the insulating shell. The outer shell includes a first end and a second end. An installation step is provided in the middle of the inner wall of the outer shell. The connection segment of the insulating shell is installed into the outer shell from the first end, the connection segment passes through the installation step, and the installation segment is disposed on the installation step, realizing the positioning installation and support of the pin, and improving the durability and practicality of the connector.

[0016] For another example, the end of the needle segment away from the positioning segment is an inverted cone to form a conical end. The outer diameter of the end of the needle segment connected to the positioning segment is slightly larger than the outer diameter at the connection with the conical end. The variable diameter design improves the insertion and extraction force of the needle fitting; a flange is provided on the inner wall of the end of the connection socket away from the positioning segment to improve the insertion and extraction force of the hole head fitting and avoid poor contact.

[0017] For another example, the outer diameter of the connection segment gradually decreases starting from the connection with the installation segment; the inner diameter of the outer shell gradually increases from the installation step to the second end; a wedge-shaped connection structure is formed at the second end, which is beneficial for mating connection. External threads are provided on the outer wall of the outer shell from the installation step to the second end to achieve reliable threaded connection of the connector. Description of the Drawings

[0018] Figure 1 is a schematic structural diagram of an existing quick-insert type RF connector;

[0019] Figure 2 is a schematic structural diagram of the quick-insert type RF connector in the embodiment of the present invention;

[0020] Figure 3 is a schematic structural diagram of the pin in the embodiment of the present invention;

[0021] Figure 4 is a schematic structural diagram of the insulating housing in the embodiment of the present invention

[0022] Figure 5 is a schematic diagram of installing the pin into the insulating housing in the embodiment of the present invention.

[0023] Description of the Reference Numerals:

[0024] 1. Pin; 11. Needle segment; 12. Positioning segment; 13. Hole head segment; 14. First deformation groove; 15. Conical end; 16. Connection socket; 17. Second deformation groove; 18. Flange;

[0025] 2. Insulating housing; 21. Support segment; 22. Installation segment; 23. Connection segment; 24. Positioning groove; 25. Installation groove;

[0026] 3. Outer shell; 31. First end; 32. Second end; 33. Installation step; 34. Installation plane. Detailed Embodiments

[0027] To make the objectives, features, and beneficial effects of the present utility model more obvious and understandable, the following will provide a detailed description of the specific embodiments of the present utility model with reference to the accompanying drawings. It can be understood that the specific embodiments described below are only used to explain the present utility model, rather than limiting the present utility model. Also, in the figures, the same or similar reference numerals may be used to refer to the same or similar elements in different embodiments, and the descriptions of the same or similar elements in different embodiments and the descriptions of prior art elements, features, effects, etc. may be omitted. It should be noted that in the following description, "radial", "circumferential", and "axial" refer to the "radial", "circumferential", and "axial" of the pin 1.

[0028] Referring to Figures 2 - 5 , an embodiment of the present utility model provides a quick-insert type radio frequency connector.

[0029] Specifically, the quick-insert type radio frequency connector includes a pin 1, an insulating housing 2, and an outer housing 3. The pin 1 is disposed in the insulating housing 2, and the insulating housing 2 is disposed in the outer housing 3. The pin 1 includes a needle tip section 11, a positioning section 12, and a hole head section 13 that are coaxially arranged in sequence. The outer diameter of the positioning section 12 is greater than the outer diameters of the needle tip section 11 and the hole head section 12. The insulating housing 2 includes a support section 21, a mounting section 22, and a connection section 23 that are coaxially arranged in sequence. The outer diameter of the mounting section 22 is greater than the outer diameters of the support section 21 and the connection section 23. The support section 21 is provided with a positioning groove 24 that matches the positioning section 12. An installation groove 25 that matches the hole head section 13 is centrally extended in the mounting section 22 and the connection section 23. The hole head section 13 and the positioning section 12 of the pin 1 are respectively inserted into the installation groove 25 and the positioning groove 24 provided in the insulating housing 2. The outer housing 3 includes a first end 31 and a second end 32. A mounting step 33 is provided in the middle of the inner wall of the outer housing 3. The connection section 23 of the insulating housing 2 is installed into the outer housing 3 from the first end 31. The connection section 23 passes through the mounting step 33, and the mounting section 22 is disposed on the mounting step 33; realizing the positioning and installation of the pin 1, the insulating housing 2, and the outer housing 3.

[0030] In some embodiments, the needle tip section 11 is axially provided with a first deformation groove 14. The first deformation groove 14 penetrates along the radial direction. There are two first deformation grooves 14, and the two first deformation grooves 14 are arranged in a cross shape.

[0031] In some embodiments, the end of the needle tip section 11 away from the positioning section 12 is in an inverted conical shape to form a conical end 15. The outer diameter of the end of the needle tip section 11 connecting the positioning section 12 is slightly larger than the outer diameter at the connection of the conical end 15. The needle tip section 11 has a variable diameter structure, increasing the insertion and extraction force of the needle tip section 11 during mating and avoiding poor contact.

[0032] In some embodiments, the hole head section 13 is formed with a connection jack 16. The outer wall of the connection jack 16 is axially provided with a plurality of second deformation grooves 17. The plurality of second deformation grooves 17 are equidistantly arranged circumferentially.

[0033] In some embodiments, a flange 18 is provided on the inner wall of the end of the connection jack 16 far from the positioning section 12, which improves the insertion and extraction force of the cooperation of the hole head section 13 and avoids poor contact.

[0034] In some embodiments, the outer diameter of the connection section 23 gradually decreases starting from the connection with the installation section 22; the inner diameter of the outer shell 3 gradually increases from the installation step 33 towards the second end 32, and the second end 32 forms a wedge-shaped connection structure, which is beneficial for mating connection.

[0035] In some embodiments, an installation plane 34 extends outward from the end face of the first end 31. When the insulating shell 2 is installed into the outer shell 3, the end face where the installation section 22 is connected to the support section 21 is flush with the installation plane 34.

[0036] In some embodiments, an external thread is provided on the outer wall of the outer shell 3 from the installation step 33 towards the second end 32 to achieve reliable threaded connection of the connector.

[0037] In some embodiments, the material of the pin 1 is beryllium copper, the material of the insulating shell 2 is plastic, and the material of the outer shell 3 is metal.

[0038] In summary, the quick-insert type RF connector of the present utility model includes a pin 1, an insulating shell 2, and an outer shell 3. The pin 1 is disposed in the insulating shell 2, and the insulating shell 2 is disposed in the outer shell 3. The pin 1 includes a needle head section 11, a positioning section 12, and a hole head section 13 arranged coaxially in sequence. The outer diameter of the positioning section 12 is greater than the outer diameters of the needle head section 11 and the hole head section 12; the insulating shell 2 includes a support section 21, an installation section 22, and a connection section 23 arranged coaxially in sequence. The outer diameter of the installation section 22 is greater than the outer diameters of the support section 21 and the connection section 22. The support section 21 is provided with a positioning groove 24 matching the positioning section 12. An installation groove 25 matching the hole head section 13 extends through the center of the installation section 22 and the connection section 23. The hole head section 13 and the positioning section 12 of the pin 1 are respectively inserted into the installation groove 25 and the positioning groove 24 provided in the insulating shell 2. The outer shell 3 includes a first end 31 and a second end 32. An installation step 33 is provided in the middle of the inner wall of the outer shell 3. The connection section 23 of the insulating shell 2 is installed into the outer shell 3 from the first end 31. The connection section 23 passes through the installation step 33, and the installation section 22 is disposed on the installation step 33; realizing the positioning installation and support of the pin 1, and improving the durability and practicability of the connector.

[0039] Further, the end of the needle section 11 of the present utility model away from the positioning section 12 is in an inverted conical shape to form a conical end 15. The outer diameter of the end of the needle section 11 connected to the positioning section 12 is slightly larger than the outer diameter at the connection with the conical end 15. The needle section 11 has a variable diameter structure, increasing the insertion and extraction force for the fit of the needle section 11. A flange 18 is provided on the inner wall of the end of the connection jack 16 away from the positioning section 12, enhancing the insertion and extraction force for the fit of the hole head section 13 and avoiding poor contact.

[0040] Further, the outer diameter of the connection section 23 of the present utility model gradually decreases starting from the connection with the installation section 22; the inner diameter of the housing 3 gradually increases from the installation step 33 towards the second end 32, and the second end 32 forms a wedge-shaped connection structure, which is conducive to the mating connection.

[0041] Although specific embodiments have been described above, these embodiments are not intended to limit the scope of the disclosure of the present utility model, even in the case of describing a single embodiment with respect to a specific feature. The feature examples provided in the disclosure of the present utility model are for illustration rather than limitation, unless otherwise stated. In specific implementations, according to actual needs and when technically feasible, the technical features of one or more dependent claims can be combined with the technical features of the independent claim, and can be combined in any appropriate way rather than only through the specific combinations listed in the claims from the technical features of the corresponding independent claim.

[0042] Although the present utility model is disclosed as above, the present utility model is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the scope defined by the claims.

Claims

1. A quick-insert type radio frequency connector, characterized in that It includes a pin, an insulating housing and an outer housing. The pin is arranged in the insulating housing, and the insulating housing is arranged in the outer housing. The pin includes a needle tip section, a positioning section and a hole head section arranged coaxially in sequence. The outer diameter of the positioning section is larger than the outer diameters of the needle tip section and the hole head section. The insulating housing includes a support section, a mounting section and a connection section arranged coaxially in sequence. The outer diameter of the mounting section is larger than the outer diameters of the support section and the connection section. The support section is provided with a positioning groove matching the positioning section. The mounting section and the connection section are centrally extended with a mounting groove matching the hole head section. The hole head section and the positioning section of the pin are respectively inserted into the mounting groove and the positioning groove of the insulating housing. The outer housing includes a first end and a second end. A mounting step is arranged in the middle of the inner wall of the outer housing. The connection section of the insulating housing is installed into the outer housing from the first end. The connection section passes through the mounting step, and the mounting section is arranged on the mounting step.

2. The quick-insert type RF connector according to claim 1, wherein The needle tip section is axially provided with a first deformation groove, the first deformation groove is radially penetrated, and there are two first deformation grooves which are arranged in a cross shape.

3. The quick-insert type radio frequency connector according to claim 1, wherein The end of the needle tip section away from the positioning section is an inverted cone to form a conical end, and the outer diameter of the end of the needle tip section connecting the positioning section is slightly larger than the outer diameter at the connection with the conical end.

4. The quick-insert type RF connector according to claim 1, wherein The hole head section is formed with a connection jack, and a second deformation groove is axially arranged on the outer wall of the connection jack. There are multiple second deformation grooves, and the multiple second deformation grooves are equally spaced along the circumferential direction.

5. The quick-insert type RF connector according to claim 4, wherein, A flange is arranged on the inner wall of the end of the connection jack away from the positioning section.

6. The quick-insert type RF connector according to claim 1, wherein, The outer diameter of the connection section gradually decreases starting from the connection with the mounting section.

7. The quick-connect type RF connector according to claim 1, wherein, The inner diameter of the outer housing gradually increases from the mounting step to the second end.

8. The quick-insert type RF connector according to claim 1, wherein, The end face of the first end extends outward with a mounting plane. When the insulating housing is installed into the outer housing, the end face where the mounting section is connected to the support section is flush with the mounting plane.

9. The quick-insert type radio frequency connector according to claim 1, wherein The outer wall of the outer housing is provided with an external thread from the mounting step to the second end.

10. The quick-insert type RF connector according to claim 1, wherein The material of the pin is beryllium copper, the material of the insulating housing is plastic, and the material of the outer housing is metal.

Images