CN217689510U

CN217689510U - Photoelectric hybrid connector and photoelectric adapter

Info

Publication number: CN217689510U
Application number: CN202220970920.6U
Authority: CN
Inventors: 何方; 龙志勇; 倪冬华
Original assignee: Zhejiang Zhaolong Interconnect Technology Co ltd
Current assignee: Zhejiang Zhaolong Interconnect Technology Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-10-28
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a photoelectric hybrid connector and photoelectric adapter, which relates to the technical field of communication, and comprises a first shell, a third shell and a fourth shell, wherein the third shell and the fourth shell are all positioned inside the first shell, one end of the fourth shell is sleeved outside one end of the third shell, and conductive terminals are arranged on the sides of the third shell and the fourth shell; channels for passing optical fibers are arranged in the third shell and the fourth shell; the side surface of the shell III is provided with a plurality of bulges which penetrate through the conductive terminals; a second boss is arranged on the side surface of the fourth shell; one end of the conductive terminal is used for connecting the conductor; the other end of the conductive terminal is positioned at the second boss; aiming at the technical problem that the installation steps are complicated when the existing connector simultaneously transmits optical signals and electric signals, the optical signals and the electric signals can be simultaneously transmitted and connected without separately preparing an optical connector and an electric connector or on-site installation, and the complicated installation steps are omitted.

Description

Photoelectric hybrid connector and photoelectric adapter

Technical Field

The utility model relates to the field of communication technology, concretely relates to photoelectricity hybrid connector and photoelectricity adapter.

Background

When an optical-electrical hybrid cable is used to connect communication equipment (such as a switch) and terminal equipment (such as a wireless router) in an existing integrated wiring application scenario, an optical fiber in the optical-electrical hybrid cable needs to be terminated to an optical fiber connector (including an LC type or an SC type), and a copper conductor needs to be terminated to a coaxial power supply terminal or an RJ45 plug, so that remote power supply is performed while optical signals are transmitted; this solution requires the preparation of both the optical and electrical connectors, and the field installation procedure is cumbersome.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

There is loaded down with trivial details technical problem of installation procedure to current connector simultaneous transmission light signal and signal of telecommunication, the utility model provides a mixed connector of photoelectricity and photoelectric adapter carries out the transmission connection of light signal and signal of telecommunication simultaneously, can realize the simultaneous transmission of light information and electrical information, also can only be suitable for one of light signal or signal of telecommunication, can carry out nimble adjustment according to using the scene difference, need not to prepare optical connector and electric connector alone, also need not the field installation, saves loaded down with trivial details installation procedure.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

an opto-electric hybrid connector comprising: the shell I, the shell III and the shell IV are both positioned in the shell I, one end of the shell IV is sleeved outside one end of the shell III, and conductive terminals are arranged on the side surfaces of the shell III and the shell IV; the third shell and the fourth shell are internally provided with channels for passing optical fibers; the side surface of the shell III is provided with a plurality of bulges which penetrate through the conductive terminals; a second boss is arranged on the side surface of the fourth shell; one end of the conductive terminal is used for connecting the conductor; the other end of the conductive terminal is positioned at the second boss.

The structure form of the photoelectric hybrid connector enables the whole appearance size to be unchanged, the photoelectric hybrid connector is still suitable for the existing standard, the transmission connection of optical signals and electric signals can be carried out simultaneously, the simultaneous transmission of optical information and electric information can be realized, the photoelectric hybrid connector is also only suitable for one of the optical signals or the electric signals, the flexible adjustment can be carried out according to different application scenes, the optical connector and the electric connector do not need to be prepared independently, the field installation is also not needed, and the fussy installation steps are saved.

Furthermore, bosses I are arranged on four side surfaces of the shell, and the conductive terminals are attached to the surfaces of the bosses, so that the appearance structure of the shell is not changed, and the specification of the appearance structure of the connector in the existing standard is still applied.

Furthermore, a gap is formed in the second boss, a second conductive part is arranged at the other end of the conductive terminal, and the second conductive part extends into the gap.

Furthermore, the first conductive part of the conductive terminal is attached to the surface of the boss, the surface of the boss is provided with a groove, and the first conductive part is positioned in the groove.

Furthermore, the conductive terminals are sheet-shaped, and the sheet-shaped conductive terminals do not occupy extra space and do not need to change the structures of the first shell, the third shell and the fourth shell too much.

Further, the first shell, the third shell and the fourth shell are made of insulating materials, or slope surfaces are arranged on four side surfaces of the first shell and located between the first boss and the second boss, and the conductive terminals are attached to the surfaces of the slope surfaces.

Furthermore, the protrusion penetrates through the conductive terminal and is connected with the protrusion through a hot pressing process.

The photoelectric adapter comprises a second shell, an adapter and an insulating shell, wherein the second shell is positioned outside the adapter; the adapter comprises a conductor and a carrier, wherein one end of the conductor is connected with the carrier, and the other end of the conductor is provided with a conductive buckle; the conductive buckle is used for being matched with the second boss of the photoelectric hybrid connector and is used for being connected with the conductive terminal; an insulating shell is arranged in the channel on the carrier, and a channel for passing through the optical fiber is arranged in the insulating shell.

The appearance structure of the photoelectric adapter does not need to be changed too much, the photoelectric adapter can still be suitable for the existing standard regulation, plays a role of simultaneously transmitting optical signals or electric signals, can be flexibly adapted according to application occasions, only selects one of the optical signals or the electric signals for transmission, and when the photoelectric adapter only transmits the electric signals, the insulating shell is empty without optical fibers; when the conductive buckle only transmits optical signals, the conductive buckle is not connected with the electrical signals and is in an idle state.

Further, a gap is formed between the conductor and the insulating shell, and the gap is used for placing a shell IV of the photoelectric hybrid connector; on one hand, the second boss on the fourth shell is used for being matched with the conductive buckle so as to realize the connection of the conductive buckle and the conductive terminal; on the other hand, the fourth shell can play a role in further insulating and isolating the optical signals and the electric signals.

Further, the conductor part comprises a lead, the lead is used for being connected with an electric connection part of the circuit board, one end of the lead is connected with the conductor part, and the other end of the lead is connected with the electric connection part of the circuit board; the direct transmission of the electric signals on the circuit board is realized; the lead can be hard or soft, can be in a cylindrical shape, and can be flexibly adapted according to different application occasions.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the structure form of the photoelectric hybrid connector provided by the embodiment of the application enables the whole appearance size to be unchanged, the photoelectric hybrid connector is still suitable for the existing standard, the transmission connection of optical signals and electric signals can be carried out simultaneously, the simultaneous transmission of optical information and electric information can be realized, the photoelectric hybrid connector can be only suitable for one of the optical signals or the electric signals, the photoelectric hybrid connector can be flexibly adjusted according to different application scenes, the optical connector and the electric connector do not need to be prepared independently, the field installation is also not needed, and the complicated installation steps are omitted.

Drawings

Fig. 1 is a schematic diagram illustrating an appearance matching between an opto-electrical hybrid connector and an opto-electrical adapter according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an optical-electrical hybrid connector according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of a conductive terminal of an opto-electronic hybrid connector according to an embodiment of the present invention.

Fig. 4 is a second schematic diagram of a conductive terminal of an opto-electronic hybrid connector according to an embodiment of the present invention.

Fig. 5 is a third schematic view of a conductive terminal of an opto-electric hybrid connector according to an embodiment of the present invention.

Fig. 6 is a schematic diagram illustrating an internal matching between an opto-electronic hybrid connector and an opto-electronic adapter according to an embodiment of the present invention.

Fig. 7 is a schematic view illustrating a connection between an optical-electrical adapter and a conductive terminal according to an embodiment of the present invention.

Detailed Description

For a further understanding of the present invention, reference will be made to the drawings and examples for a detailed description of the invention.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not to be construed as limiting the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. A plurality of technical schemes in the same embodiment and a plurality of technical schemes in different embodiments can be arranged and combined to form a new technical scheme without contradiction or conflict, which is all in the scope of the utility model.

Example 1

The present embodiment provides an optoelectronic hybrid connector, including: the shell I1, the shell III 4 and the shell IV 5 are positioned in the shell I1, one end of the shell IV 5 is sleeved outside one end of the shell III 4, and the side surfaces of the shell III 4 and the shell IV 5 are provided with conductive terminals 61; the third shell 4 and the fourth shell 5 are internally provided with channels for passing through optical fibers 31; a plurality of protrusions 41 penetrating through the conductive terminals 61 are arranged on the side surface of the housing III 4; a second boss 52 is arranged on the side surface of the fourth shell 5; one end of the conductive terminal 61 is used for connecting the conductor 32; the other end of the conductive terminal 61 is located at the second boss 52, as shown in fig. 1-5.

In one implementation, as shown in fig. 2 and 3, the hybrid optical cable 3 includes an optical fiber 31 and an electrical conductor 32, where the electrical conductor 32 includes a first electrical conductor 321 and a second electrical conductor 322, which are respectively connected to the conductive terminals 61 disposed on two sides of the third housing 4 and the fourth housing 5, and the connection is ultrasonic welding, which is direct contact welding, so that the hybrid optical cable 3 can be adapted to any copper conductor diameter without size limitation, and the internal resistance of the conductor of the connection is low. Namely: the photoelectric hybrid connector is used for being directly connected with the photoelectric hybrid cable 3.

In another implementation, the optical fiber 31 and the electrical conductor 32 are dispersed and not originated from the integrated optical-electrical hybrid cable 3, and similarly, the electrical conductor 32 is connected to the conductive terminal 61, and the optical fiber 31 passes through the channels inside the third housing 4 and the fourth housing 5, so as to realize the simultaneous connection and transmission of the optical signal and the electrical signal.

As shown in fig. 2, 3 and 4, the side surface of the housing three 4 has at least one protrusion 41, and on this basis, it is conceivable that the conductive terminal 61 is provided with a through hole matched with the protrusion 41 for the protrusion 41 to pass through the through hole, the number of the protrusions 41 is not limited, and the shape of the protrusion 41 may be circular or square, and the like without limitation, on one hand, the conductive terminal 61 can be tightly attached to the side surface of the housing three 4, and compared with the conventional connector, the external dimension and the structure of the housing one 1 are not changed, and the specification of the external dimension and the structure of the existing standard is still applied; on the other hand, the protrusions 41 serve to position the conductive terminals 61, and position the conductive terminals 61 at the correct positions.

As shown in fig. 6 and 7, the second projection 52 is used to mate with the conductive latch 711 of the adapter to form a stable connection relationship, such as a locking structure, a latching structure, etc., so as to ensure a reliable connection between the conductive latch 711 and the conductive terminal 61.

As shown in fig. 2-5, the conductive terminals 61 are disposed on the side surfaces of the third and

fourth housings

4 and 5, and the shape and size are not limited, and if the conductive terminals 61 occupy a larger space, the conductive terminals 61 can be adapted to the conductive terminals 61 by changing the internal shape of the first housing 1 under the condition that the shape of the first housing 1 is not changed; therefore, the overall appearance structure of the photoelectric hybrid connector is not changed, and the photoelectric hybrid connector is still suitable for the existing standard regulation.

The photoelectric hybrid cable 3 applicable to this embodiment is not limited in configuration and type, and the conductor 32 may be made of a metal conductor material such as annealed oxygen-free copper, aluminum alloy, copper-clad steel, copper alloy, or the like.

As shown in fig. 2, 5 and 6, a first boss 51 is arranged on a side surface of the fourth housing 5, and the conductive terminals 61 are attached to the surface of the first boss 51; by this arrangement, the conductive terminals 61 occupy a small space, and the external appearance structure of the first housing 1 is not changed, and the specifications of the connector in the existing standard are still applied.

As shown in fig. 5, a gap 521 is formed in the second boss 52, a second conductive portion 612 is formed at the other end of the conductive terminal 61, and the second conductive portion 612 extends into the gap 521; the tail of the other end of the conductive terminal 61 is prevented from tilting, the second conductive part 612 integrally connected with the conductive terminal 61 is arranged, the second conductive part 612 extends into the gap 521, and the gap 521 can prevent the tail of the other end of the conductive terminal 61 from tilting, so that the connection between the conductive buckle 711 of the adapter and the conductive terminal 61 is more compliant and reliable.

As shown in fig. 5, the first conductive part 611 of the conductive terminal 61 is attached to the surface of the first boss 51, the surface of the first boss 51 is provided with a groove, and the first conductive part 611 is located in the groove.

On one hand, the groove can play a role in positioning the conductive terminal 61 and is matched with the positioning function of the protrusion 41, so that the conductive terminal 61 is further positioned to a correct position; on the other hand, the first conductive part 611 is attached to the surface of the first boss 51 at the groove, so that no extra space is occupied, and the structure of the first shell 1 and the appearance structure of the photoelectric hybrid connector are not changed.

The conductive terminals 61 are in a sheet shape, and the sheet-shaped conductive terminals 61 do not occupy excessive extra space, and the structures of the first shell 1, the third shell 4 and the fourth shell 5 do not need to be changed excessively.

The first shell 1, the third shell 4 and the fourth shell 5 are all made of insulating materials, the insulating materials can be plastics, rubber and the like, the volume resistivity is larger than or equal to 1 x 1012 omega.m, the dielectric strength is larger than or equal to 20MV/m, and the temperature resistance range is 70-200 ℃.

As shown in fig. 5, a slope 53 is arranged on the side surface of the fourth housing 5, the slope 53 is located between the first boss 51 and the second boss 52, and the conductive terminal 61 is attached to the surface of the slope 53; the space occupied by the conductive terminals 61 does not change the structure of the first housing 1 and the fourth housing 5, and the existing standard regulations are still applicable.

The protrusion 41 passes through the conductive terminal 61 and is thermally pressed so that the conductive terminal 61 and the protrusion 41 are connected. The protrusion 41 and the housing III 4 are integrally formed, the protrusion 41 is also made of an insulating material, and the protrusion 41 penetrates through the conductive terminal 61 and is deformed after a hot pressing process, so that the protrusion 41 is connected with the conductive terminal 61, and the conductive terminal 61 is stabilized, namely, positioned.

Example 2

With reference to fig. 1, 6 and 7, the optoelectronic adapter of the present embodiment includes a second housing 3, an adapter 7 and an insulating housing 8, where the second housing 3 is located outside the adapter 7; the adapter 7 comprises a conductor 71 and a carrier 72, one end of the conductor 71 is connected with the carrier 72, and the other end of the conductor 71 is provided with a conductive buckle 711; the conductive buckle 711 is used for matching with the second boss 52 of the optoelectronic hybrid connector in any technical scheme in the embodiment 1 to be connected with the conductive terminal 61; an insulating shell 8 is arranged in the channel on the carrier 72, and a channel for passing through the optical fiber 31 is arranged in the insulating shell 8.

The appearance structure of the photoelectric adapter does not need to be changed too much, the photoelectric adapter can still be suitable for the existing standard regulation, plays a role of simultaneously transmitting optical signals or electric signals, can be flexibly adapted according to application occasions, only selects one of the optical signals or the electric signals for transmission, and when the photoelectric adapter only transmits the electric signals, the insulating shell 8 is empty without passing through the optical fiber 31; when the conductive clip 711 transmits only an optical signal, the conductive clip 711 is not connected to an electrical signal and is in an idle state.

The conductor 71 and the conductive buckle 711 are integrally formed, and the material can be metal conductor materials such as annealed oxygen-free copper, aluminum alloy, copper-clad steel, copper alloy and the like. The number of the conductor members 71 connected to the carrier 72 may be plural, and the plural conductor members are respectively used for connecting with the conductive terminals 61 located on the side surfaces of the housing three 4 and the housing four 5, so as to realize the function of transmitting the electric signals. On the basis, one practical scheme is as follows: the carrier 72, the conductor 71 and the conductive buckle 711 are integrally formed, and are conveniently, quickly and massively processed and manufactured.

As shown in fig. 6 and 7, the conductive latch 711 is used to cooperate with the second boss 52 of the optoelectronic hybrid connector to form a stable connection structure such as a latch, a lock, etc., so that the conductive latch 711 and the conductive terminal 61 are stably connected to perform a stable and reliable transmission function of an electrical signal.

The insulating material of the insulating shell 8 can be selected from plastic, rubber and the like, the volume resistivity is more than or equal to 1 multiplied by 1012 omega.m, the dielectric strength is more than or equal to 20MV/m, and the temperature resistance range is 70-200 ℃.

The insulating shell 8 is internally provided with a channel for passing through the optical fiber 31, and the insulating shell 8 plays a role in isolating optical signals and electric signals on one hand and provides an independent channel and space for transmission of the optical signals on the other hand.

The carrier 72 may be configured to fit the second housing 3, and may be in the form of a plate, etc., which has an unchanged appearance configuration compared with the conventional photoelectric adapter, and still meets the existing standard.

As shown in fig. 6, the optoelectronic adapter may be a symmetrical structure, that is: the side surfaces of both ends of the carrier 72 are respectively provided with the conductor 71 and the conductive clip 711 thereof, so that both ends of the optoelectronic adapter are respectively connected with the optoelectronic hybrid connector described in any one of the above embodiments 1.

The conductor piece 71 and the insulating shell 8 are provided with a gap for placing a shell four 5 of the photoelectric hybrid connector; on one hand, the second boss 52 on the fourth housing 5 is adapted to the conductive buckle 711 to connect the conductive buckle 711 with the conductive terminal 61; on the other hand, the housing four 5 can serve to further insulate and isolate the optical signal and the electrical signal.

The conductor 71 includes a lead wire for connection with an electrical connection portion of a circuit board; one end of the lead is connected with the conductor part 71, and the other end of the lead is connected with the electric connection part of the circuit board; the direct transmission of the electric signals on the circuit board is realized; the lead can be hard or soft, can be in a cylindrical shape, and can be flexibly adapted according to different application occasions.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. An opto-electronic hybrid connector, comprising: the first shell, the third shell and the fourth shell are both positioned in the first shell, one end of the fourth shell is sleeved outside one end of the third shell,

conductive terminals are arranged on the side surfaces of the third shell and the fourth shell;

channels for passing optical fibers are arranged in the third shell and the fourth shell;

the side surface of the shell III is provided with a plurality of bulges which penetrate through the conductive terminals;

a second boss is arranged on the side surface of the fourth shell;

one end of the conductive terminal is used for connecting the conductor; and the other end of the conductive terminal is positioned at the second boss.

2. The hybrid electrical-optical connector as claimed in claim 1, wherein the housing has a first protrusion on four sides thereof, and the conductive terminals are attached to the first protrusion.

3. The hybrid opto-electrical connector of claim 1, wherein the second boss defines a gap therein, and the other end of the conductive terminal defines a second conductive portion, the second conductive portion extending into the gap.

4. The hybrid opto-electrical connector as claimed in claim 2, wherein the conductive portion of the conductive terminal is attached to a surface of the boss, the boss having a recess formed in a surface thereof, and the conductive portion is disposed in the recess.

5. The opto-electric hybrid connector according to any one of claims 1-4, wherein the conductive terminal is plate-shaped.

6. The hybrid opto-electrical connector as claimed in claim 5, wherein the first housing, the third housing and the fourth housing are made of an insulating material, or the housing has slopes on four sides thereof, the slopes are located between the first and second bosses, and the conductive terminals are attached to the slopes.

7. The hybrid opto-electrical connector as defined in claim 5 wherein the bumps are formed through the conductive terminals such that the conductive terminals are connected to the bumps by a hot pressing process.

8. The photoelectric adapter is characterized by comprising a second shell, an adapter and an insulating shell, wherein the second shell is positioned outside the adapter;

the adapter comprises a conductor and a carrier, wherein one end of the conductor is connected with the carrier, and the other end of the conductor is provided with a conductive buckle;

the conductive buckle is used for matching with the second boss of the photoelectric hybrid connector in any one of claims 1 to 7 and is connected with a conductive terminal;

an insulating shell is arranged in the channel on the carrier, and a channel for passing through the optical fiber is arranged in the insulating shell.

9. The optoelectronic adapter of claim 8, wherein the conductor and the insulating housing define a gap for receiving a housing four of the optoelectronic hybrid connector.

10. An optoelectronic adapter according to claim 8 or 9, wherein said conductor comprises a wire for connection to an electrical connection of a circuit board.