CN110323608A - The pedestal of connector mould group and connector mould group - Google Patents

Abstract

The invention discloses a connector module and a base of the connector module. The connector module includes: a base, including a conductive body, and the conductive body has a plurality of accommodating cavities, and each of the accommodating cavities includes: an external terminal slidably assembled in the accommodating cavity; a central a terminal, disposed in the external terminal; and a first elastic element, disposed in the accommodating cavity, adapted to apply an axial thrust to the external terminal. In the present invention, even if a large axial thrust is applied to the external terminal, the elastic buckle will not be separated from the conductive body, thereby effectively preventing the external terminal from being separated from the conductive body.

Description

Connector Modules and Bases for Connector Modules

technical field

The invention relates to a connector module and the base of the connector module, in particular to a radio frequency coaxial connector module and the base of the radio frequency coaxial connector module.

Background technique

In the prior art, the lower end of the RF coaxial connector module of the PCB board (printed circuit board) is welded to a lower PCB board, and the upper end is in electrical contact with an upper PCB board. The upper external terminal of the radio frequency coaxial connector module is a contact ring, which is provided with pressure by an external spring to ensure electrical contact with the upper PCB board, and the lower external terminal of the radio frequency coaxial connector module is a housing. The housing is welded to the lower PCB board to ensure electrical connection with the lower PCB board. The contact ring and the shell are buckled by elastic buckles. The lower half of the central terminal of the RF coaxial connector module is welded to the lower PCB to ensure electrical connection with the lower PCB; the upper half of the central terminal is pressured by an internal spring to ensure electrical contact with the upper PCB. The relative position is guaranteed by the insulator between the central terminal and the housing.

In the prior art, since the contact ring is fastened to the outer wall of the housing through the elastic buckle, when a large axial thrust is exerted on the contact ring, the elastic buckle will open outward, which is easy to cause The elastic buckle is disengaged from the housing, thereby causing the contact ring to be disengaged from the housing.

In addition, when multiple RF coaxial connector modules need to be connected to the same PCB at the same time, due to the manufacturing tolerance and assembly accuracy difference of each connector module, it is difficult to ensure the compatibility of multiple RF coaxial connector modules. Flatness problems will cause individual RF coaxial connector modules to fail to form effective electrical connections.

Contents of the invention

An object of the present invention is to solve at least one aspect of the above-mentioned problems and deficiencies in the prior art.

The invention provides a connector module, which can make a plurality of connectors achieve good flatness.

According to one aspect of the present invention, a connector module is provided, including: a base, including a conductive body, the conductive body has a plurality of accommodation cavities, and each of the accommodation cavities includes: an external terminal, slidable and a central terminal, arranged in the outer terminal; and a first elastic element, arranged in the accommodating chamber, adapted to apply an axial thrust to the outer terminal.

According to an exemplary embodiment of the present invention, an inner cylinder is formed in the accommodating cavity, and the external terminal is in electrical contact with the inner cylinder and is adapted to be snapped onto the inner cylinder, so as to The sliding of the external terminal is limited.

According to another exemplary embodiment of the present invention, the external terminal has an elastic buckle, and a blocking protrusion is formed on the inner wall of the inner cylinder, and the elastic buckle is suitable for being buckled to the blocking protrusion to prevent the external terminal from being separated from the conductive body.

According to another exemplary embodiment of the present invention, the elastic buckle includes an elastic arm and a hook portion located at the end of the elastic arm, and the hook portion of the elastic buckle is suitable for hooking the blocking protrusion rise.

According to another exemplary embodiment of the present invention, the hook portion of the elastic buckle is L-shaped, and the blocking protrusion is an annular flange formed at the upper port of the inner cylinder.

According to another exemplary embodiment of the present invention, an accommodating groove with an annular cross section is defined between the outer wall of the inner cylinder and the inner wall of the accommodating cavity, and the first elastic element is accommodated in the accommodating chamber. The upper end abuts against the external terminal, and the lower end abuts against the bottom wall of the accommodating groove.

According to another exemplary embodiment of the present invention, the external terminal further includes a base, the elastic buckle is connected to the base, and the upper end of the first elastic element abuts against the base.

According to another exemplary embodiment of the present invention, the base of the external terminal is in the shape of an annular plate, and the elastic buckle is connected to the inner edge of the base.

According to another exemplary embodiment of the present invention, the external terminal includes a plurality of elastic buckles, and the plurality of elastic buckles are evenly spaced around the outer circumference of the base.

According to another exemplary embodiment of the present invention, each of the accommodating cavities further includes an insulator, and the insulators are arranged around the periphery of the central terminal for holding the central terminal in the accommodating cavity.

According to another exemplary embodiment of the present invention, the central terminal includes a first central terminal and a second central terminal slidably assembled together.

According to another exemplary embodiment of the present invention, the insulator is accommodated in the inner cylinder of the conductive body, and the second central terminal is held on the insulator.

According to another exemplary embodiment of the present invention, the central terminal further includes a second elastic element, the second elastic element is arranged between the first central terminal and the second central terminal, and is adapted to The first central terminal exerts an axial thrust, so that the first central terminal can be in reliable electrical contact with the first electronic component under the action of the axial thrust exerted by the second elastic element.

According to another exemplary embodiment of the present invention, the second central terminal has a cylindrical portion, one end of the first central terminal is slidably inserted into the cylindrical portion of the second central terminal, and The second central terminal is in electrical contact.

According to another exemplary embodiment of the present invention, the central terminal has a spring-type probe structure, and the second elastic element is compressed by the first central terminal in the cylindrical portion of the second central terminal.

According to another exemplary embodiment of the present invention, the base is integrally cast from metal material.

According to another exemplary embodiment of the present invention, the conductive body or the second central terminal is suitable for soldering, plugging or screwing to the second electronic component.

According to another exemplary embodiment of the present invention, the conductive body has a cylindrical base extending from the lower part of each inner cylinder, and the second central terminal has a cylindrical base accommodated in the cylindrical base. Columnar base; the cylindrical base and the columnar base have a flat bottom surface suitable for soldering to a second electronic component.

According to another exemplary embodiment of the present invention, a threaded portion is formed on the outer wall of the conductive body, and the conductive body is adapted to be screwed to the second electronic component through the threaded portion.

According to another exemplary embodiment of the present invention, the connector module is a radio frequency coaxial connector module suitable for being electrically connected between the first electronic component and the second electronic component.

According to another exemplary embodiment of the present invention, the first electronic component may be a circuit board, and the second electronic component may be a circuit board or a filter.

According to another exemplary embodiment of the present invention, the conductive body is provided with at least one locking hook for buckling the first electronic component.

According to another exemplary embodiment of the present invention, the external terminal is a single conductive part formed by stamping a single metal plate.

According to another aspect of the present invention, there is provided a base of a connector module, comprising: a conductive body; and a plurality of accommodating cavities formed on the conductive body, and each accommodating cavity includes an inner cylinder The body is adapted to be slidably connected with a cylindrical external terminal, and a receiving groove with an annular cross section is defined between the outer wall of the inner cylindrical body and the inner wall of the receiving cavity, and can be used to accommodate a first elastic element , adapted to apply an axial thrust to the external terminal.

According to an exemplary embodiment of the present invention, the external terminal can be used to connect with a first electronic component, and the conductive body is provided with at least one locking hook for locking the first electronic component.

According to another exemplary embodiment of the present invention, the base is integrally cast from metal material.

In the foregoing exemplary embodiments of the present invention, the elastic snaps of the external terminals are snapped onto the inner wall of the inner cylinder of the conductive body, so even if a large axial thrust is applied to the external terminals, the elastic snaps will It will not be separated from the conductive body, thereby effectively preventing the external terminal from being separated from the conductive body.

Other objects and advantages of the present invention will be apparent from the following description of the present invention with reference to the accompanying drawings, and may help to provide a comprehensive understanding of the present invention.

Description of drawings

FIG. 1 shows a schematic perspective view of a connector module according to an exemplary embodiment of the present invention;

FIG. 2 shows a schematic perspective view of a base of the connector module shown in FIG. 1;

Figure 3 shows a side view of the base of the connector module shown in Figure 1;

Figure 4 shows a partial enlarged cross-sectional view of the base of the connector module shown in Figure 3;

Figure 5 shows a schematic diagram of the connector module shown in Figure 1 being connected between two circuit boards;

Fig. 6 shows a partially enlarged cross-sectional view of the connector module shown in Fig. 5;

FIG. 7 is a schematic perspective view of external terminals of the connector module shown in FIG. 6 .

Detailed ways

The technical solutions of the present invention will be further specifically described below through the embodiments and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals designate the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the general inventive concept of the present invention, but should not be construed as a limitation of the present invention.

In addition, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a comprehensive understanding of the embodiments of the present disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in diagrammatic form to simplify the drawings.

According to a general technical concept of the present invention, a connector module is provided, including: a base, including a conductive body, the conductive body has a plurality of accommodation cavities, and each of the accommodation cavities includes: an external terminal, slidably assembled in the accommodating cavity; a central terminal disposed in the external terminal; and a first elastic element disposed in the accommodating cavity adapted to apply an axial thrust to the external terminal.

According to another general technical idea of the present invention, a base of a connector module is provided, including: a conductive body; and a plurality of accommodation cavities formed on the conductive body, each of which includes a The inner cylinder is adapted to be slidably connected with a cylindrical external terminal, and an accommodating groove with an annular cross section is defined between the outer wall of the inner cylinder and the inner wall of the accommodating chamber, which can be used to accommodate a first The elastic element is adapted to apply an axial thrust to the external terminal.

FIG. 1 shows a schematic perspective view of a connector module according to an exemplary embodiment of the present invention; FIG. 2 shows a schematic perspective view of a base of the connector module shown in FIG. 1 . FIG. 3 shows a side view of the base of the connector module shown in FIG. 1 ; FIG. 4 shows a partially enlarged cross-sectional view of the base of the connector module shown in FIG. 3 .

As shown in FIGS. 1 to 4 , in the illustrated embodiment, the connector module 100 includes a base 12 , and the base 12 includes a conductive body 120 having a plurality of receiving cavities 121 .

As shown in Figures 1 to 4, in the illustrated embodiment, each accommodating cavity 121 includes: an external terminal 110 slidably assembled in the accommodating cavity 121; a central terminal 210, 220 disposed on the outside the terminal 110 ; and a first elastic element 130 , disposed in the accommodation cavity 121 , adapted to apply an axial thrust to the external terminal 110 .

Figure 5 shows a schematic diagram of the connector module shown in Figure 1 being connected between two circuit boards; Figure 6 shows a partial enlarged cross-sectional view of the connector module shown in Figure 5; Figure 7 shows the connection shown in Figure 6 A three-dimensional schematic diagram of the external terminal 110 of the device module.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, an inner cylinder 122 is formed in the accommodating cavity 121 , and the external terminal 110 is in electrical contact with the inner cylinder 122 and is suitable for snapping onto the inner cylinder 122 , to limit the sliding of the external terminal.

As shown in Figures 1 to 7, in the illustrated embodiment, the external terminal 110 has an elastic buckle 112a, and a blocking protrusion 122a is formed on the inner wall of the inner cylinder 122, and the elastic buckle 112a is suitable for being buckled into The blocking protrusion 122 a prevents the external terminal 110 from being separated from the conductive body 120 .

As shown in Figures 1 to 7, in the illustrated embodiment, the elastic buckle 112a includes an elastic arm and a hook portion located at the end of the elastic arm, and the hook portion of the elastic buckle 112a is suitable for hooking the blocking protrusion. from 122a.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the hook portion of the elastic buckle 112 a is L-shaped, and the blocking protrusion 122 a is an annular flange formed at the upper port of the inner cylinder 122 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, an accommodating groove 101 with an annular cross section is defined between the outer wall of the inner cylinder 122 and the inner wall of the accommodating cavity 121 , and the first elastic element 130 is accommodated in the In the receiving groove 101 , the upper end abuts against the external terminal 110 , and the lower end abuts against the bottom wall of the receiving groove 101 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the external terminal 110 further includes a base 111 , the elastic buckle 112 a is connected to the base 111 , and the upper end of the first elastic element 130 abuts against the base 111 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the base 111 of the external terminal 110 is in the shape of an annular plate, and the elastic buckle 112 a is connected to the inner edge of the base 111 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the external terminal 110 includes a plurality of elastic buckles 112 a, and the plurality of elastic buckles 112 a are evenly spaced around the outer circumference of the base 111 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, each accommodating cavity 121 further includes an insulator 300 , and the insulator 300 is arranged on the periphery of the central terminal 210 , 220 to keep the central terminal 210 , 220 in the accommodation. cavity 121.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the center terminals 210 , 220 include a first center terminal 210 and a second center terminal 220 that are slidably assembled together.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the insulator 300 is accommodated in the inner cylinder 122 of the conductive body 120 , and the second central terminal 220 is held on the insulator 300 .

As shown in FIGS. 1 to 7, in the illustrated embodiment, the center terminal further includes a second elastic element 230, and the second elastic element 230 is arranged between the first center terminal 210 and the second center terminal 220, and is suitable for An axial thrust is applied to the first central terminal 210 , so that the first central terminal 210 can be in reliable electrical contact with the first electronic component 1 under the action of the axial thrust exerted by the second elastic element 230 .

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the second central terminal 220 has a cylindrical portion 221 , and one end of the first central terminal 210 is slidably inserted into the cylindrical portion 221 of the second central terminal 220 , and make electrical contact with the second central terminal 220 .

As shown in Figures 1 to 7, in the illustrated embodiment, the central terminals 210, 220 have a spring-type probe structure, and the second elastic element 230 is compressed by the first central terminal 210 on the cylindrical shape of the second central terminal 220. Section 221.

As shown in FIGS. 1 to 7 , in the illustrated embodiment, the entire base 12 or the entire conductive body 120 may be integrally cast from metal materials.

In an exemplary embodiment of the present invention, as shown in FIGS. 5 and 6 , the conductive body 120 or the second central terminal 220 is suitable for soldering, plugging or screwing to the second electronic component 2 .

As shown in Figures 5 and 6, in the illustrated embodiment, the conductive body 120 has a cylindrical base 120b extending from the bottom of each inner cylinder 122, and the second central terminal 220 has a cylindrical base 120b accommodated in it. The columnar base 220b in. The cylindrical base 120 b of the conductive body 120 and the cylindrical base 220 b of the second central terminal 220 have flat bottom surfaces suitable for being soldered to the second electronic component 2 .

Please note that the present invention is not limited to the illustrated embodiment, for example, in another embodiment of the present invention, a threaded part may be formed on the outer wall of the conductive body 120, and the conductive body 120 is suitable for being screwed to the on the second electronic component 2.

As shown in FIG. 5 and FIG. 6 , in the illustrated embodiment, the connector module is a radio frequency coaxial connector module suitable for being electrically connected between the first electronic component 1 and the second electronic component 2 .

In an exemplary embodiment of the present invention, the first electronic component 1 may be a circuit board, and the second electronic component 2 may be a circuit board or a filter.

As shown in FIG. 7, in the illustrated embodiment, the external terminal 110 is a single conductive member formed by stamping a single sheet of metal. This can reduce manufacturing costs and improve manufacturing efficiency.

Although not shown in the figure, in one embodiment of the present invention, at least one locking hook may be provided on the conductive body 120 for locking the first electronic component 1 .

In another exemplary embodiment of the present invention, a base 12 of a connector module is also disclosed. As shown in FIGS. 1 to 7 , the base 12 includes: a conductive body 120 ; and a plurality of accommodating cavities 121 . A plurality of receiving cavities 121 are formed on the conductive body 120 . Each accommodating chamber 121 includes an inner cylinder 122 , and the inner cylinder 122 is adapted to be slidably connected with a cylindrical external terminal 110 . A receiving groove 101 with an annular cross section is defined between the outer wall of the inner cylinder 122 and the inner wall of the receiving chamber 121 , and can be used to accommodate a first elastic element 130 suitable for applying an axial thrust to the external terminal 110 .

As shown in Figures 1 to 7, in the illustrated embodiment, the external terminal 110 can be used to connect with a first electronic component 1, and at least one locking hook (not shown) is provided on the conductive body 120 for Buckle the first electronic component 1.

In an exemplary embodiment of the present invention, the entire base 12 or the entire conductive body 120 may be integrally cast from metal materials.

Those skilled in the art can understand that the above-described embodiments are exemplary, and those skilled in the art can improve them, and the structures described in various embodiments do not conflict with each other in terms of structure or principle Can be combined freely.

Although the present invention has been described with reference to the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation of the present invention.

While certain embodiments of the present general inventive concept have been shown and described, it will be understood by those of ordinary skill in the art that changes may be made to these embodiments without departing from the principles and spirit of the present general inventive concept. The scope is defined by the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. Furthermore, any element references in the claims should not be construed as limiting the scope of the invention.

Claims (26)

1. A connector module, comprising: The base (12) includes a conductive body (120), the conductive body (120) has a plurality of accommodation cavities (121), and each of the accommodation cavities (121) includes: an external terminal (110), slidably assembled in the accommodating cavity (121); a central terminal (210, 220) disposed within said outer terminal (110); and A first elastic element (130), arranged in the accommodating cavity (121), is suitable for applying an axial thrust to the external terminal (110). 2. The connector module according to claim 1, characterized in that: An inner cylinder (122) is formed in the accommodation chamber (121), and the external terminal (110) is in electrical contact with the inner cylinder (122), and is suitable for buckling to the inner cylinder (122) to limit the sliding of the external terminal. 3. The connector module according to claim 2, characterized in that: The external terminal (110) has an elastic buckle (112a), and a blocking protrusion (122a) is formed on the inner wall of the inner cylinder (122), and the elastic buckle (112a) is suitable for being buckled to the on the blocking protrusion (122a), so as to prevent the external terminal (110) from being separated from the conductive body (120). 4. The connector module according to claim 3, characterized in that: The elastic buckle (112a) includes an elastic arm and a hook portion located at an end of the elastic arm, and the hook portion of the elastic buckle (112a) is suitable for hooking the blocking protrusion (122a). 5. The connector module according to claim 4, characterized in that: The hook portion of the elastic buckle (112a) is L-shaped, and the blocking protrusion (122a) is an annular flange formed at the upper port of the inner cylinder (122). 6. The connector module according to claim 2, characterized in that: An accommodating groove (101) with an annular cross section is defined between the outer wall of the inner cylinder (122) and the inner wall of the accommodating cavity (121), and the first elastic element (130) is accommodated in the accommodating groove (101). In the groove (101), its upper end abuts against the external terminal (110), and its lower end abuts against the bottom wall of the accommodating groove (101). 7. The connector module according to claim 1, characterized in that: The external terminal (110) also includes a base (111), the elastic buckle (112a) is connected to the base (111), and the upper end of the first elastic element (130) leans against the base (111 )superior. 8. The connector module according to claim 7, characterized in that: The base (111) of the external terminal (110) is in the shape of an annular plate, and the elastic buckle (112a) is connected to the inner edge of the base (111). 9. The connector module according to claim 8, characterized in that: The external terminal (110) includes a plurality of elastic buckles (112a), and the plurality of elastic buckles (112a) are evenly distributed around the outer circumference of the base (111). 10. The connector module according to claim 1, characterized in that: Each accommodating cavity (121) further includes an insulator (300), and the insulator (300) is arranged on the periphery of the central terminal (210, 220) for holding the central terminal (210, 220) in the Inside the accommodating chamber (121). 11. The connector module according to claim 10, characterized in that: The center terminals (210, 220) include a first center terminal (210) and a second center terminal (220) slidably assembled together. 12. The connector module according to claim 11, characterized in that: The insulator (300) is accommodated in the inner cylinder (122) of the conductive body (120), and the second central terminal (220) is held on the insulator (300). 13. The connector module according to claim 11, characterized in that: The central terminal also includes a second elastic element (230), the second elastic element (230) is arranged between the first central terminal (210) and the second central terminal (220), and is suitable for The first central terminal (210) exerts an axial thrust, so that the first central terminal (210) can contact the first electronic component (1) under the action of the axial thrust exerted by the second elastic element (230). ) Reliable electrical contact. 14. The connector module according to claim 13, characterized in that: The second central terminal (220) has a cylindrical portion (221), and one end of the first central terminal (210) is slidably inserted into the cylindrical portion (221) of the second central terminal (220). , and make electrical contact with the second central terminal (220). 15. The connector module according to claim 14, characterized in that: The central terminal (210, 220) has a spring type probe structure, the second elastic element (230) is compressed by the first central terminal (210) on the cylindrical part of the second central terminal (220) (221). 16. The connector module according to claim 1, characterized in that: the base (12) is integrally casted from a metal material. 17. The connector module according to claim 1, characterized in that: The conductive body (120) or the second central terminal (220) is suitable for welding, inserting or screwing to the second electronic component (2). 18. The connector module according to claim 1, characterized in that: The conductive body (120) has a cylindrical base (120b) extending from the bottom of each inner cylinder (122), and the second central terminal (220) has a cylindrical base (120b) columnar base (220b) in ); The cylindrical base (120b) and the columnar base (220b) have flat bottom surfaces suitable for soldering to the second electronic component (2). 19. The connector module according to claim 1, characterized in that: A threaded portion is formed on the outer wall of the conductive body (120), and the conductive body (120) is adapted to be screwed to the second electronic component (2) through the threaded portion. 20. The connector module according to claim 1, characterized in that: The connector module is a radio frequency coaxial connector module suitable for being electrically connected between the first electronic component (1) and the second electronic component (2). 21. The connector module according to claim 18, characterized in that: The first electronic component (1) may be a circuit board, and the second electronic component (2) may be a circuit board or a filter. 22. The connector module according to claim 20, characterized in that: The conductive body (120) is provided with at least one locking hook for buckling the first electronic component (1). 23. The connector module according to claim 1, characterized in that: The external terminal (110) is a single conductive part formed by stamping a single sheet of metal. 24. A base for a connector module, comprising: a conductive body (120); and A plurality of accommodating cavities (121) are formed on the conductive body (120), each of the accommodating cavities (121) includes: an inner barrel (122) adapted to slidably connect with a cylindrical outer terminal (110), An accommodating groove (101) with an annular cross section is defined between the outer wall of the inner cylinder (122) and the inner wall of the accommodating cavity (121), which can be used to accommodate a first elastic element (130), suitable for An axial thrust is applied to the external terminal (110). 25. The base of the connector module according to claim 24, characterized in that: The external terminal (110) can be used to connect with a first electronic component (1), and the conductive body (120) is provided with at least one locking hook for buckling the first electronic component (1). 26. The base of the connector module according to claim 24, characterized in that: the base (12) is integrally cast and formed of metal material.