CN113917626B

CN113917626B - Photoelectric mixed connector and photoelectric adapter

Info

Publication number: CN113917626B
Application number: CN202111045376.0A
Authority: CN
Inventors: 李智乐; 田兵兵; 吕银雷; 陈刚; 李豪; 石晓强
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: ZTE Corp; China Aviation Optical Electrical Technology Co Ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2023-05-26
Anticipated expiration: 2041-09-07
Also published as: CN113917626A

Abstract

The invention relates to a photoelectric mixed connector and a photoelectric adapter. The photoelectric hybrid connector comprises: a housing; the inner shell is inserted into the outer shell, an inner shell boss is arranged on the inner shell, and the inner shell boss is used for being clamped with a locking buckle of the corresponding photoelectric adapter; the rear shell is inserted into the outer shell and positioned at the rear part of the inner shell, and the rear shell and the inner shell are fixed together; the core inserting assembly is positioned in the inner shell and is used for being connected with optical fibers of the cable; the conductive terminals are respectively arranged at two sides of the inner shell or two sides of the rear shell; the front end of the conductive terminal is provided with a front conductive contact part which is used for being in conductive contact with a conductive spring piece of the corresponding photoelectric adapter; the rear end of the conductive terminal has a rear conductive contact for conductive connection with the conductor of the cable. The conductive terminal and the inner shell boss are arranged separately, and after the inner shell boss is clamped with the locking buckle, the inner shell boss is not contacted with the conductive terminal, namely the conductive terminal is not pulled out.

Description

Photoelectric mixed connector and photoelectric adapter

Technical Field

The invention relates to a photoelectric mixed connector and a photoelectric adapter.

Background

With the development of 5G mobile communication and the next generation of fixed networks, optical fibers are widely used in various scenes, such as optical fiber to antenna, optical fiber to camera, optical fiber to traffic signal lamp, etc. Therefore, when accessing to the terminal, it is often necessary to lay an optical cable and an electrical cable at the same time, and the optical fiber connectors and the electrical connectors are used for optical and electrical connection transmission at the terminal, so that not only is the operation complex, but also the multiple connectors occupy the equipment space repeatedly, which results in too large volume of the terminal equipment.

The Chinese patent document with the application publication number of CN111025490A discloses a photoelectric composite connector, which comprises an outer shell, an inner shell, a core insert component and a rear shell, wherein the outer shell is sleeved outside the inner shell, the inner shell is in buckling connection with the rear shell, the core insert component is positioned between the inner shell and the rear shell, and the core insert component is used for applying a backward elastic acting force to the rear shell, namely the inner shell is subjected to the backward acting force; the inner shell is provided with two bosses, a conductive terminal is embedded between the two bosses, and the rear end of the conductive terminal is welded with a conductor; when the photoelectric composite connector is connected with the photoelectric adapter, the conductive buckle of the photoelectric adapter is clamped with the conductive terminal, so that the fixed connection of the photoelectric composite connector and the photoelectric adapter is realized, and the conduction of an electric signal is realized.

Because foretell inner shell receives backward effort, after conductive buckle and conductive terminal joint, conductive terminal receives conductive buckle forward pulling force, causes conductive terminal to pull out like this easily, influences photoelectric composite connector's normal work.

Disclosure of Invention

The invention aims to provide a photoelectric mixed connector, which solves the technical problem that a conductive terminal in the prior art is embedded between two bosses and is easy to pull off after being subjected to forward pulling force of a conductive buckle; it is also an object of the present invention to provide an optoelectronic adapter.

The photoelectric hybrid connector adopts the following technical scheme:

an optoelectrical hybrid connector comprising:

a housing;

the inner shell is inserted into the outer shell, an inner shell boss is arranged on the inner shell, and the inner shell boss is used for being clamped with a locking buckle of the corresponding photoelectric adapter;

the rear shell is inserted into the outer shell and positioned at the rear part of the inner shell, and the rear shell and the inner shell are fixed together;

the core inserting assembly is positioned in the inner shell and is used for being connected with optical fibers of the cable;

the conductive terminals are respectively arranged at two sides of the inner shell or two sides of the rear shell;

the front end of the conductive terminal is provided with a front conductive contact part which is used for being in conductive contact with a conductive spring piece of the corresponding photoelectric adapter; the rear end of the conductive terminal has a rear conductive contact for conductive connection with the conductor of the cable.

The beneficial effects are that: the conductive terminal of the photoelectric hybrid connector is arranged separately from the boss of the inner shell, and the conductive terminal is positioned behind the boss of the inner shell, so that the boss of the inner shell is not contacted with the conductive terminal after being clamped with the locking buckle of the photoelectric adapter, namely the conductive terminal is not pulled out; the front end of the conductive terminal is in conductive contact with the conductive elastic sheet on the photoelectric adapter through the front conductive contact part, and the rear end of the conductive terminal is in conductive connection with the conductor through the rear conductor contact part, so that the transmission requirement of an electric signal is met. In addition, the two conductive terminals are positioned on two sides of the rear shell, so that the stress of the conductive terminals is uniform, the size of the conductive terminals is increased, and the contact reliability of the conductive terminals and the conductive spring pieces of the photoelectric adapter is improved.

As a further improvement, the conductive terminal is injection molded into the inner housing.

The beneficial effects are that: simplifying the molding process of the conductive terminal and the inner shell and ensuring the stability of the conductive terminal.

As a further improvement, the rear shell is provided with a transfer terminal, the front end of the transfer terminal is in conductive contact with the rear conductive contact part, and the rear end of the transfer terminal is provided with a conductor contact part; the rear shell is fixedly connected with a conductor pressing plate, and the conductor pressing plate presses the conductor of the cable towards the switching terminal after being fixed on the rear shell so that the conductor is in conductive contact with the conductor contact part.

The beneficial effects are that: the design is beneficial to the field electric connection.

As a further improvement, the rear shell is also provided with an elastic piece, the elastic piece is positioned between the conductor pressing plate and the switching terminal, and the conductor pressing plate presses the conductor of the cable towards the switching terminal through the elastic piece.

The beneficial effects are that: by the design, the stability of conductive contact between the conductor and the conductor contact part can be ensured.

As a further improvement, one of the back shell and the conductor pressing plate is provided with a clamping hook, the other one of the back shell and the conductor pressing plate is provided with a clamping groove, and the conductor pressing plate is fixed on the back shell through the matching of the clamping hook and the clamping groove.

The beneficial effects are that: the design is favorable for installing the conductor pressing plate on the rear shell.

As a further improvement, a cable pressing plate is fixedly arranged at the rear part of the rear shell, and a convex edge is arranged at the inner side of the cable pressing plate.

The beneficial effects are that: after the cable clamp plate is fixed on the backshell, sharp-pointed protruding edge can insert in the crust of cable, guarantees the stability of cable.

As a further improvement, one side of the cable pressing plate is hinged to the rear shell, and the other side of the cable pressing plate is clamped to the rear shell.

The beneficial effects are that: the design is favorable for fixing the cable pressing plate on the rear shell.

As a further improvement, the core insert assembly comprises a pre-buried core insert, a field core insert, a sleeve and a pressure spring, wherein the pre-buried core insert and the field core insert are both inserted in the sleeve, the field core insert is abutted against the rear end of the pre-buried core insert, a baffle ring is arranged behind the field core insert in the inner shell, the pressure spring is sleeved at the rear end of the field core insert, and the rear end of the pressure spring is propped against the baffle ring; the embedded core insert is internally provided with an embedded optical fiber, and the field core insert is used for being connected with the optical fiber of the cable.

The beneficial effects are that: the design is beneficial to the on-site optical connection.

As a further improvement, the inner housing bosses are located on both sides of the inner housing, and the conductive terminals are located behind the corresponding inner housing bosses.

The beneficial effects are that: the inner shell boss and the conductive terminal are arranged on the same side, so that the connector is more compact.

As a further improvement, the conductive terminal is injection molded in the rear case.

The beneficial effects are that: the forming process of the conductive terminal and the rear shell is simplified, and the stability of the conductive terminal is ensured.

The photoelectric adapter adopts the following technical scheme:

an optoelectronic adapter comprising:

the shell is provided with two jacks, and the jacks are used for inserting corresponding photoelectric mixed connectors;

the support frame is arranged in the shell;

the inserting core inserting holes are arranged on the supporting frame and used for inserting core inserting components of the corresponding photoelectric mixed connector;

the locking buckles are arranged in two pairs, each pair of locking buckles is arranged on the support frame and corresponds to one socket, and each pair of locking buckles is respectively positioned at two sides of the insertion core jack so as to be clamped with an inner shell boss of the photoelectric hybrid connector;

and the conductive elastic sheet is fixed on the support frame and is positioned at the outer side of the locking buckle at the same side of the inserting core jack, and the two ends of the conductive elastic sheet along the axial direction of the inserting core jack are respectively provided with an adaptive contact part, and the adaptive contact parts are used for conducting contact with the conductive terminals of the photoelectric mixed connector.

The beneficial effects are that: the locking buckle is clamped with the inner shell boss of the photoelectric mixed connector, and the conductive elastic sheet is in conductive contact with the conductive terminal of the photoelectric mixed connector, so that the problem that the conductive terminal is stressed to be separated is avoided.

As a further improvement, the support frame is provided with a mounting protrusion, the conductive elastic sheet is provided with a mounting groove, and the conductive elastic sheet is fixed on the support frame through the cooperation of the mounting protrusion and the mounting groove.

The beneficial effects are that: the design is favorable for stably mounting the conductive elastic sheet on the support frame.

As a further improvement, the supporting frame comprises a first frame body and a second frame body, wherein one pair of locking buckles are arranged on the first frame body, and the other pair of locking buckles are arranged on the second frame body; one part of the mounting protrusion is arranged on the first frame body, and the other part of the mounting protrusion is arranged on the second frame body.

The beneficial effects are that: the design is beneficial to processing of each pair of locking buckles.

As a further improvement, the position of the conductive elastic sheet corresponding to the locking buckle is provided with an avoidance groove, and the avoidance groove is used for avoiding the corresponding locking buckle.

The beneficial effects are that: by the design, the locking buckle and the conductive elastic sheet are prevented from interfering when the locking buckle is unlocked.

As a further improvement, a contact spring piece is arranged on the groove wall of one side of the avoidance groove far away from the support frame, and the contact spring piece forms the adaptive contact part.

The beneficial effects are that: by the design, the stability of the conductive contact between the conductive elastic sheet and the conductive terminal is ensured.

As a further improvement, the shell comprises a first shell and a second shell, sockets are respectively arranged on the first shell and the second shell, and the first shell and the second shell are fixedly connected together through threaded fasteners.

The beneficial effects are that: the design is convenient for processing the shell.

As a further improvement, a component mounting opening is formed in the side face of the shell, and a cover plate is fixedly connected to the component mounting opening.

The beneficial effects are that: the design is favorable for installing the locking buckle, the conductive elastic sheet and other parts in the shell.

As a further improvement, the conductive elastic sheet is provided with pins, and the pins extend out of the shell.

The beneficial effects are that: this design facilitates the transfer of optical and electrical signals to the panel.

As a further improvement, barbs are arranged on the outer side surface of the shell.

The beneficial effects are that: this design allows the photovoltaic adapter to be securely mounted to the panel.

The above-described preferred embodiments may be employed alone, or if two or more embodiments can be combined, the combined embodiments will not be described in detail here, and this embodiment is incorporated in the description of the present patent.

Drawings

FIG. 1 is an exploded view of embodiment 1 of the opto-electronic hybrid connector of the present invention;

FIG. 2 is a schematic structural view of the core assembly of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic view of the cable fixing assembly of FIG. 1;

FIG. 5 is a schematic view of the A-direction structure of FIG. 4;

fig. 6 is a cross-sectional view of the optoelectrical hybrid connector of fig. 1;

FIG. 7 is a schematic view of the structure of embodiment 1 of the photovoltaic adapter of this invention;

FIG. 8 is an exploded view of FIG. 7;

FIG. 9 is a schematic view of the components within the housing of FIG. 8;

FIG. 10 is a schematic structural view of embodiment 2 of the photovoltaic adapter of the present invention;

FIG. 11 is an exploded view of FIG. 10;

FIG. 12 is a schematic view of the structure of embodiment 3 of the photovoltaic adapter of this invention;

in fig. 1 to 11: 11. a housing; 12. an inner core assembly; 13. a cable fixing assembly; 14. an inner case; 15. a front conductive contact; 16. a rear conductive contact; 17. an inner housing boss; 18. a first hook; 19. a first sleeve; 20. a conductive terminal; 21. a pressure spring; 22. a baffle ring; 23. embedding an optical fiber; 24. embedding a core insert; 25. a field core insert; 26. a cable; 27. a rotating shaft; 28. protruding ridges; 29. a cable press plate; 30. a second clamping groove; 31. a conductor platen; 32. a third clamping groove; 33. a rear case; 34. a first clamping groove; 35. a field optical fiber; 36. a third hook; 37. a transfer terminal; 38. a conductor; 39. a spring plate; 40. a second hook; 41. a first housing; 42. a second housing; 43. a socket; 44. locking buckle; 45. a conductive spring plate; 46. mounting the bulge; 47. a ferrule jack; 48. a mounting groove; 49. an avoidance groove; 50. a contact spring plate; 51. a first protrusion; 52. a second protrusion; 53. a second sleeve; 54. a first frame body; 55. a second frame body; 56. a barb; 57. pins;

in fig. 12: 61. a housing; 62. a component mounting port; 63. a conductive spring plate; 64. locking buckle; 65. and a cover plate.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the invention, i.e., the embodiments described are merely some, but not all, of the embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.

It is noted that relational terms such as first and second, and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the phrase "comprising one … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises a depicted element.

In the description of the present invention, the terms "mounted," "connected," "coupled," and "connected," as may be used broadly, and may be connected, for example, fixedly, detachably, or integrally, unless otherwise specifically defined and limited; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art in specific cases.

In the description of the present invention, unless explicitly stated and limited otherwise, the term "provided" as may occur, for example, as an object of "provided" may be a part of a body, may be separately arranged from the body, and may be connected to the body, and may be detachably connected or may be non-detachably connected. The specific meaning of the above terms in the present invention can be understood by those skilled in the art in specific cases.

The present invention is described in further detail below with reference to examples.

Example 1 of optoelectrical hybrid connector of the present invention:

as shown in fig. 1 and 6, the optoelectric hybrid connector includes a housing 11, an inner core assembly 12, and a cable fixing assembly 13, and the inner core assembly 12 and the cable fixing assembly 13 are inserted together into the housing 11 after being fixedly connected. Wherein the core assembly 12 is forward of the cable retention assembly 13. The cable 26 in this embodiment is a photoelectric composite cable.

As shown in fig. 2, 3 and 7, the core assembly includes an inner housing 14 and a ferrule assembly, inner housing bosses 17 are provided on both sides of the inner housing 14, and the inner housing bosses 17 are adapted to be engaged with locking buckles 44 of the optoelectronic adapter. Wherein the ferrule assembly is mounted within the inner housing 14.

In this embodiment, the core insert assembly includes a pre-buried core insert 24, a field core insert 25, a first sleeve 19 and a compression spring 21, wherein the pre-buried core insert 24 and the field core insert 25 are both inserted into the first sleeve 19, and the field core insert 25 is abutted against the rear end of the pre-buried core insert 24; a stop ring 22 is arranged in the inner shell 14 behind the field insert 25, a pressure spring 21 is sleeved at the rear end of the field insert 25, and the rear end of the pressure spring 21 is propped against the stop ring 22 to apply forward elastic force to the field insert 25, the embedded insert 24 and the first sleeve 19. Wherein, the embedded optical fiber 23 is arranged in the embedded core insert 24, and the field core insert 25 is used for being connected with the field optical fiber 35 so as to realize the field wire making.

As shown in fig. 2 and 3, the conductive terminals 20 are injection molded in the inner housing 14, two conductive terminals 20 are provided, two conductive terminals are respectively provided at two sides of the inner housing 14, and the conductive terminals 20 are located behind the corresponding inner housing bosses 17.

In this embodiment, the front end of the conductive terminal 20 is provided with a front conductive contact portion 15, and the front conductive contact portion 15 is used for being in conductive contact with a conductive spring 45 of the photoelectric adapter; the rear end of the conductive terminal 20 has a rear conductive contact 16 for conductive connection with the conductor 38 of the cable 26. Wherein the inner housing 14 is provided with a boss on which the front conductive contact 15 is located.

As shown in fig. 4 and 5, the cable fixing assembly includes a rear housing 33, a first clamping groove 34 is formed at a front end of the rear housing 33, a first clamping hook 18 is formed at a rear end of the inner housing 14, and the rear housing 33 and the inner housing 14 are fixed together through the first clamping hook 18 and the first clamping groove 34.

In this embodiment, the rear case 33 is provided with two switching terminals 37, and the switching terminals 37 are in one-to-one correspondence with the conductive terminals 20; the front end of the transfer terminal 37 is in conductive contact with the rear conductive contact part 16, the rear end of the transfer terminal 37 is provided with a conductor contact part, a conductor pressing plate 31 is fixedly arranged above the conductor contact part on the shell 33, a spring piece 39 is arranged between the conductor pressing plate 31 and the conductor contact part, the conductor pressing plate 31 is fixedly arranged on the rear shell 33, and the spring piece 39 is pressed down, so that the spring piece 39 presses the conductor 38 of the cable 26 to the transfer terminal 37, the conductor 38 is in conductive contact with the conductor contact part, and the on-site wire making is realized.

In this embodiment, the rear shell 33 is provided with a third hook 36, the conductor pressing plate 31 is provided with a third slot 32, and the conductor pressing plate 31 is fixed on the rear shell 33 through the third hook 36 and the third slot 32.

In this embodiment, the rear part of the rear case 33 is fixedly provided with a cable pressing plate 29, the inner side of the cable pressing plate 29 is provided with a convex rib 28, and after the cable pressing plate 29 is fixed on the rear case 33, the sharp convex rib 28 is inserted into the outer skin of the cable 26 to fix the cable 26 on the rear case 33.

In this embodiment, one side of the cable pressing plate 29 is hinged on the rear housing 33 through the rotating shaft 27, the other side of the cable pressing plate 29 is provided with the second clamping groove 30, and the rear housing 33 is provided with the second clamping hook 40, so that the other side of the cable pressing plate 29 is clamped and fixed on the rear housing 33 through the second clamping groove 30 and the second clamping hook 40.

The photoelectric hybrid connector in the embodiment can be used for making a wire on site, and the specific wire making process is as follows: threading the cable 26 from the rear of the rear housing 33 such that the field optical fiber 35 extends forwardly beyond the rear housing 33 a set length and such that the two conductors 38 are respectively directly above the respective conductive contacts; then, the conductor pressing plate 31 is first clamped on the rear shell 33, so that the conductor 38 is in conductive contact with the corresponding conductive contact portion, and then the cable pressing plate 29 is rotated, so that one side of the cable pressing plate 29 is clamped on the rear shell 33, and the cable 26 is fixed. Then, the inner core assembly 12 and the cable fixing assembly 13 are clamped and fixed together, at this time, as shown in fig. 6, the field optical fiber 35 is inserted into the field ferrule 25 to be connected with the embedded optical fiber 23 in a centering manner, so as to realize optical connection, and in order to improve the centering connection effect, an optical fiber matching liquid can be added in a butt joint region; meanwhile, the front end of the transit terminal 37 is in conductive contact with the rear conductive contact portion 16, so that the conductive terminal 20 is electrically connected to the conductor 38 of the cable 26 through the transit terminal 37, thereby achieving electrical connection. Finally, the core assembly 12 and the cable fixing assembly 13 are assembled together into the outer shell 11.

Example 2 of optoelectrical hybrid connector of the present invention:

this embodiment differs from embodiment 1 in that in embodiment 1, conductive terminals 20 are injection molded within inner housing 14. In this embodiment, the transfer terminal is not provided, and the conductive terminal is injection molded in the rear shell of the rear shell, and at this time, the front end of the conductive terminal is a conductive contact portion, and the rear end is a conductive contact portion.

Example 3 of optoelectrical hybrid connector of the invention:

the present embodiment is different from embodiment 1 in that in embodiment 1, a transit terminal 37 is provided on the rear case 33, and the conductive terminal 20 is in conductive contact with a conductor 38 through the transit terminal 37. In this embodiment, the transfer terminal is not provided, and the conductor is directly in conductive contact with the rear conductive contact portion of the conductive terminal.

Example 4 of optoelectrical hybrid connector of the invention:

the present embodiment is different from embodiment 1 in that, in embodiment 1, the conductor pressing plate 31 is fixed on the rear case 33 by the third hook 36 and the third slot 32. In this embodiment, the conductor pressing plate and the rear shell are both provided with connecting holes, and the conductor pressing plate is fixed on the rear shell through connecting pins which are assembled in the connecting holes in an interference manner.

Example 5 of optoelectrical hybrid connector of the invention:

the difference between this embodiment and embodiment 1 is that in embodiment 1, the rear portion of the rear case 33 is fixedly provided with a cable pressing plate 29, and the inner side of the cable pressing plate 29 is provided with a protruding rib 28 to ensure the stability of fixing the cable 26. In this embodiment, the glue filling hole is formed in the cable pressing plate instead of the protruding edge, and after the cable pressing plate fixes the cable on the rear shell, glue is filled between the cable pressing plate and the rear shell through the glue filling hole, so that the stability of cable fixing is ensured.

Example 6 of optoelectrical hybrid connector of the invention:

the present embodiment is different from embodiment 1 in that in embodiment 1, one side of the cable pressing plate 29 is hinged on the rear housing 33, and the other side of the cable pressing plate 29 is clamped on the rear housing 33. In this embodiment, both sides of the cable pressing plate are clamped on the rear shell.

Embodiment 1 of the photovoltaic adapter of the present invention:

as shown in fig. 7 to 9, the optoelectronic adapter includes a housing having two sockets 43, the sockets 43 for insertion of corresponding optoelectronic hybrid connectors; the shell comprises a first shell 41 and a second shell 42 which are identical in structure, sockets 43 are respectively arranged on the first shell and the second shell, and the first shell 41 and the second shell 42 are fixedly connected together through threaded fasteners.

In this embodiment, a supporting frame is disposed in the housing, a ferrule insertion hole 47 is disposed on the supporting frame, and a second sleeve 53 is disposed in the ferrule insertion hole 47 for inserting a corresponding ferrule to realize optical connection.

In this embodiment, the support frame includes a first frame body 54 and a second frame body 55, a pair of locking buckles 44 are respectively disposed on the two frame bodies, each pair of locking buckles 44 corresponds to one socket 43, and each pair of locking buckles 44 is respectively disposed on two sides of the ferrule insertion hole 47 so as to be clamped with the inner housing boss 17 of the photoelectric hybrid connector.

In this embodiment, the supporting frame is provided with two conductive elastic pieces 45, and each conductive elastic piece 45 is located at the outer side of the locking buckle 44 on the same side of the insertion core jack 47; the two ends of the conductive spring piece 45 along the axial direction of the ferrule jack 47 are respectively provided with an adaptive contact part, and the adaptive contact parts are used for conducting contact with the conductive terminal 20 of the photoelectric hybrid connector so as to realize electric connection. In other embodiments, the support frame may not be provided with a conductive spring, and the photoelectric adapter is used as a common optical adapter.

In this embodiment, a mounting protrusion 46 is disposed on the support frame, a mounting groove 48 is disposed on the conductive spring 45, and the conductive spring 45 is fixed on the support frame through the cooperation of the mounting protrusion 46 and the mounting groove 48. As shown in fig. 8 and 9, the first frame 54 is provided with a first protrusion 51, the second frame 55 is provided with a second protrusion 52, and the first protrusion 51 and the second protrusion 52 together form the mounting protrusion 46, so that the conductive elastic sheet 45 can be assembled on the support frame in a limited manner, and the two frame bodies can be fixed together.

Because the locking buckle 44 deforms outwards when the locking buckle 44 is unlocked, the position, corresponding to the locking buckle 44, on the conductive elastic sheet 45 is provided with the avoiding groove 49 so as to avoid the locking buckle 44, and the locking buckle 44 and the conductive elastic sheet 45 are prevented from interfering when the locking buckle 44 is unlocked.

In this embodiment, the contact spring 50 is disposed on the groove wall of the side of the avoiding groove 49 away from the mounting groove 48, and the contact spring 50 forms the above-mentioned adapting contact portion, so as to ensure the stability of the conductive contact between the conductive spring 45 and the conductive terminal 20.

The photoelectric mixed connector and the photoelectric adapter realize the one-time connection of light and electricity by plugging and unplugging, and solve the problem of large occupied space of secondary circuit laying and equipment interfaces. Meanwhile, the added electric unit is designed based on the size of the standard SC optical connector and the SC optical adapter, so that the electric unit can be inserted with the standard SC optical connector and the SC optical adapter.

The conductive terminals additionally arranged on the photoelectric hybrid connector are arranged on two sides of the inner shell and positioned behind the locking buckle, so that the problems that the conductive terminals are stressed to be separated and the limited space of the conductive terminals cannot be large are avoided. Meanwhile, the photoelectric mixed connector provided in the embodiment can meet the requirement of quick wiring on a construction site.

The conductive spring plate of the photoelectric adapter can be selected according to the actual use situation, can only transmit optical signals or only transmit electric signals, and can also transmit optical signals and electric signals simultaneously.

Embodiment 2 of the photovoltaic adapter in the present invention:

in this embodiment, as shown in fig. 10 and 11, the conductive spring 45 is provided with a pin 57, the pin 57 is in a fish-eye structure, and the pin 57 is directly inserted on the panel. In other embodiments, the pins may be metal posts, in which case the pins need to be soldered to the panel.

In this embodiment, barbs 56 are disposed on the first housing 41 and the second housing 42, and the barbs 56 can be directly inserted into the mounting holes on the panel, so that the photoelectric adapter is more firmly mounted on the panel.

Embodiment 3 of the photovoltaic adapter in the present invention:

the difference between this embodiment and embodiment 1 is that in embodiment 1, the housing includes a first housing 41 and a second housing 42, and the first and second housings are connected together by a snap-fit manner, so that the components such as the locking buckle 44, the conductive spring 45, etc. placed therebetween are installed in the housing. In this embodiment, as shown in fig. 12, the housing 61 is of an integral structure, one side of the housing 61 is provided with a component mounting opening 62, and after components such as a locking buckle 64 and a conductive spring 63 are installed in the housing 61, a cover 65 is sealed at the component mounting opening 62 to complete assembly.

Embodiment 4 of the photovoltaic adapter of the present invention:

the difference between the present embodiment and embodiment 1 is that in embodiment 1, the supporting frame is a split structure. In this embodiment, the support frame is an integral structure.

Embodiment 5 of the photovoltaic adapter in the present invention:

the difference between this embodiment and embodiment 1 is that in embodiment 1, the conductive spring 45 is provided with a avoiding groove 49 corresponding to the locking buckle 44, and the avoiding groove 49 is used for avoiding the corresponding locking buckle 44. In this embodiment, the distance between the conductive elastic sheet and the locking buckle is far enough, and no avoiding groove is formed on the conductive elastic sheet.

Embodiment 6 of the photovoltaic adapter in the present invention:

the difference between the present embodiment and embodiment 1 is that in embodiment 1, the supporting frame is provided with a mounting protrusion 46, the conductive elastic sheet 45 is provided with a mounting groove 48, and the conductive elastic sheet 45 is fixed on the supporting frame by the cooperation of the mounting protrusion 46 and the mounting groove 48. In this embodiment, the jack is provided on the support frame, the inserting rod is provided in the middle of the conductive elastic sheet, and the conductive elastic sheet is fixed on the support frame by inserting the inserting rod into the jack.

The above description is only a preferred embodiment of the present application, and is not intended to limit the present application, and the patent protection scope of the present application is defined by the claims, and all equivalent structural changes made by the specification and the attached drawings of the present application should be included in the protection scope of the present application.

Claims

1. An optoelectrical hybrid connector comprising:

a housing (11);

the inner shell (14) is inserted into the outer shell (11), an inner shell boss (17) is arranged on the inner shell (14), and the inner shell boss (17) is used for being clamped with a locking buckle (44) of the corresponding photoelectric adapter;

a rear shell (33) inserted in the outer shell (11) and positioned at the rear part of the inner shell (14), wherein the rear shell (33) and the inner shell (14) are fixed together;

a ferrule assembly within the inner housing (14) for connection with an optical fiber of a cable (26);

characterized by further comprising:

conductive terminals (20) respectively arranged on both sides of the inner shell (14) or both sides of the rear shell (33);

the front end of the conductive terminal (20) is provided with a front conductive contact part (15), and the front conductive contact part (15) is used for being in conductive contact with a conductive spring piece (45) of the corresponding photoelectric adapter; the rear end of the conductive terminal (20) has a rear conductive contact (16), the rear conductive contact (16) being for conductive connection with a conductor (38) of the cable (26).

2. The optoelectrical hybrid connector of claim 1 wherein the conductive terminals (20) are injection molded within the inner housing (14).

3. The optoelectrical hybrid connector of claim 2, wherein the rear housing (33) is provided with a transfer terminal (37), a front end of the transfer terminal (37) is in conductive contact with the rear conductive contact portion (16), and a rear end of the transfer terminal (37) is provided with a conductor (38) contact portion; a conductor pressing plate (31) is fixedly connected to the rear shell (33), and the conductor pressing plate (31) presses a conductor (38) of the cable (26) to the transfer terminal (37) after being fixed to the rear shell (33) so that the conductor (38) is in conductive contact with a contact part of the conductor (38).

4. A optoelectrical hybrid connector according to claim 3, wherein the rear housing (33) is further provided with a spring (39), the spring (39) being located between the conductor pressing plate (31) and the transit terminal (37), the conductor pressing plate (31) pressing the conductor (38) of the cable (26) against the transit terminal (37) through the spring (39).

5. The optoelectrical hybrid connector of claim 3 or 4, wherein one of the rear housing (33) and the conductor platen (31) is provided with a hook, the other of the rear housing (33) and the conductor platen (31) is provided with a slot, and the conductor platen (31) is fixed to the rear housing (33) by the hook and the slot fitting.

6. The optoelectrical hybrid connector of any one of claims 1 to 4, wherein a cable press plate (29) is fixed at the rear of the rear housing (33), and a protruding ridge (28) is provided at the inner side of the cable press plate (29).

7. The optoelectrical hybrid connector of claim 6, wherein one side of the cable press plate (29) is hinged on the rear housing (33), and the other side of the cable press plate (29) is clamped on the rear housing (33).

8. The optoelectric hybrid connector of any one of claims 1 to 4, wherein the ferrule assembly comprises a pre-buried ferrule (24), a field ferrule (25), a sleeve and a pressure spring (21), wherein the pre-buried ferrule (24) and the field ferrule (25) are both inserted into the sleeve, the field ferrule (25) is abutted against the rear end of the pre-buried ferrule (24), a baffle ring (22) is arranged behind the field ferrule (25) in the inner shell (14), the pressure spring (21) is sleeved on the rear end of the field ferrule (25), and the rear end of the pressure spring (21) is propped against the baffle ring (22); the embedded core insert (24) is internally provided with an embedded optical fiber (23), and the field core insert (25) is used for being connected with an optical fiber of a cable (26).

9. Optoelectrical hybrid connector of one of claims 1 to 4, wherein the inner housing bosses (17) are located on both sides of the inner housing (14) and the conductive terminals (20) are located behind the respective inner housing bosses (17).

10. The optoelectrical hybrid connector of claim 1 wherein the conductive terminals (20) are injection molded within a rear housing (33).

11. An optoelectronic adapter, comprising:

a housing having two sockets (43), the sockets (43) for insertion of corresponding optoelectrical hybrid connectors;

the support frame is arranged in the shell;

the inserting core inserting holes (47) are arranged on the supporting frame and used for inserting the inserting core components of the corresponding photoelectric mixed connector;

the locking buckles (44) are arranged in two pairs, each pair of locking buckles (44) is arranged on the support frame and corresponds to one socket (43), and each pair of locking buckles (44) are respectively positioned at two sides of the inserting core inserting hole (47) so as to be clamped with an inner shell boss (17) of the photoelectric hybrid connector;

the conductive elastic piece (45) is fixed on the support frame and is positioned at the outer side of the locking buckle (44) on the same side of the inserting core jack (47), the conductive elastic piece (45) is provided with an adaptive contact part along the two axial ends of the inserting core jack (47), and the adaptive contact part is used for being in conductive contact with the conductive terminal (20) of the photoelectric mixed connector.

12. The optoelectronic adapter of claim 11, wherein the support frame is provided with a mounting protrusion (46), the conductive spring (45) is provided with a mounting groove (48), and the conductive spring (45) is fixed on the support frame by the mounting protrusion (46) and the mounting groove (48) in a matching manner.

13. The optoelectronic adapter of claim 12 wherein the support frame comprises a first frame body (54) and a second frame body (55), wherein one pair of locking snaps (44) are disposed on the first frame body (54) and the other pair of locking snaps (44) are disposed on the second frame body (55); a part of the mounting projection (46) is provided on the first frame body (54), and another part of the mounting projection (46) is provided on the second frame body (55).

14. The optoelectronic adapter according to claim 11, 12 or 13, wherein the conductive spring (45) is provided with a avoiding groove (49) at a position corresponding to the locking buckle (44), and the avoiding groove (49) is used for avoiding the corresponding locking buckle (44).

15. The optoelectronic adapter according to claim 14, wherein the recess (49) is provided with a contact spring (50) on a side wall of the recess facing away from the support frame, the contact spring (50) forming the mating contact.

16. The optoelectronic adapter of claim 11, 12 or 13, wherein the housing comprises a first housing (41) and a second housing (42), the first housing and the second housing are provided with sockets (43), respectively, and the first housing (41) and the second housing (42) are fixedly connected together by threaded fasteners.

17. The optoelectronic adapter of claim 11, 12 or 13, wherein the housing has a component mounting opening in a side surface thereof, and a cover plate is fixedly attached to the component mounting opening.

18. The optoelectronic adapter according to claim 11, 12 or 13, wherein the conductive spring (45) is provided with pins (57), and the pins (57) extend out of the housing.

19. Optoelectronic adapter according to claim 11 or 12 or 13, characterized in that barbs (56) are provided on the outer side of the housing.