Vibration-damping photoelectric hybrid connector

Abstract

This application relates to the field of optical communications technology and provides a vibration-damping photoelectric hybrid connector comprising a male connector and a female connector, wherein each of the male and female connectors is provided with a first ceramic contact head and a second ceramic contact head containing an optical fiber, a first metal contact head located on at least one side of the first ceramic contact head, and a second metal contact head located on at least one side of the second ceramic contact head. The application also provides a photoelectric hybrid connector comprising a male connector and a female connector, wherein the male connector is composed of a first outer shell housing, a first ferrule assembly, a center shaft assembly, and a first boot that are mated together, and the female connector is composed of a second outer shell housing, a second ferrule assembly, a power transmission assembly, and a second boot that are mated together.

Claims

1. A vibration-damping photoelectric hybrid connector comprising a male connector (1) and a female connector (2), wherein each of the male connector (1) and the female connector (2) is provided with a first ceramic contact head (11) and a second ceramic contact head (21) containing an optical fiber, a first metal contact head (12) positioned on at least one side of the first ceramic contact head (11), and a second metal contact head (22) positioned on at least one side of the second ceramic contact head (21), and the interlock structure between the male connector (1) and the female connector (2) is, A first groove (23) is provided near the mating end of the female connector (2) and the male connector (1), located on the upper surface of the housing of the female connector (2), and extending along the axial direction for a first predetermined distance, and a first lock head (24) is provided on the first groove (23). A crossbar having a first locking opening (14) and a pressing portion (15) is connected to the upper surface of the housing of the male connector (1) via a support rod (13), where the first locking opening (14) and the pressing portion (15) are positioned opposite each other on both sides of the support rod (13). After the female connector (2) and the male connector (1) are mated together, the first lock head (24) and the first lock opening (14) complete the locking, and the first groove (23) accommodates a portion of the crossbar located above the male connector (1). Here, a guard rail structure (16) for preventing contact is provided in the area that accommodates the crossbar of the male connector (1), having a height greater than or equal to the height of the pressed portion (15) in the locked state. A vibration-damping photoelectric hybrid connector characterized by the following features.

2. In the axial extension direction of the first lock head (24) on the first groove (23), a convex-type positioning limiting portion (25) is further provided, and a long, concave groove (17) is manufactured on the crossbar located on the male connector (1) and having the first lock opening (14), specifically for this purpose. Here, when the first lock head (24) and the first lock opening (14) are locked, the long recessed groove (17) fits onto the positioning limiting portion (25). The vibration-damping photoelectric hybrid connector according to feature 1.

3. A first notch (231) is provided on the side of the first groove (23) closest to the mating end of the female connector (2), the width of the first notch (231) is just enough to accommodate the width of the support rod (13), and the length of the first notch (231) is such that the distance required for the support rod (13) to enter the mating end face of the female connector (2) in the axial direction during the mating process between the male connector (1) and the female connector (2) is completed. The vibration-damping photoelectric hybrid connector according to feature 1.

4. A ring-shaped groove (18) is provided in the housing region between the mating end face of the male connector (1) and the support rod (13), and one or more waterproof rubber rings (3) are mounted in a ring shape on the ring-shaped groove (18). The vibration-damping photoelectric hybrid connector according to feature 1.

5. After the male connector (1) and the female connector (2) have been mated, the inner surface of the housing in contact with the ring-shaped groove (18) and the female connector (2) faces the outer surface portion of the female connector (2) where the first groove (23) is located. The vibration-damping photoelectric hybrid connector according to feature 4.

6. A dependent female port (19) is provided at the mating end of the male connector (1), where the first ceramic contact head (11) is located at the central axis position of the dependent female port (19), and a dependent male port (27) is provided at the mating end of the female connector (2), where the second ceramic contact head (21) is located at the central axis position of the dependent male port (27), After the mating of the male connector (1) and the female connector (2) is completed, the dependent male port (27) and the dependent female port (19) simultaneously complete mating, and the contact between the first ceramic contact head (11) and the second ceramic contact head (21) is completed at the same time. The vibration-damping photoelectric hybrid connector according to feature 5.

7. The housing surface of the male connector (1) is provided with one or more anti-misinsertion protrusions (28), and the inner wall of the female connector (2) is provided with one or more anti-misinsertion grooves (29) that match the protrusions on the housing surface of the male connector (1). Here, if there are male connectors (1) and female connectors (2) of various standards, the positions and number of corresponding protrusions and grooves ensure that male connectors (1) and female connectors (2) originating from different standards cannot be mated together. A vibration-damping photoelectric hybrid connector according to any one of claims 1 to 6.

8. The pressing portion (15) is formed by folding the crossbar on the corresponding side of the support rod (13) into a predetermined shape, wherein the predetermined shape is composed of a hypotenuse (151) connected to the crossbar on which the first locking opening (14) is located, and a transverse side (152) connected to the hypotenuse (151). Alternatively, the predetermined shape is formed by the corresponding crossbar of the support rod (13) being deformed into a semi-circular arc shape. A vibration-damping photoelectric hybrid connector according to any one of claims 1 to 6.

9. The support rod (13) is made of a rigid plastic material, and the crossbars located on both sides of the support rod form a seesaw, completing the locking and unlocking between the first lock head (24) and the first lock opening (14). Alternatively, the support rod (13) is made of an elastic, slightly rigid plastic material, and the pressing part (15) located on one side of the support rod completes the unlocking between the first lock head (24) and the first lock opening (14) by applying pressure by pushing laterally and then downward. The vibration-damping photoelectric hybrid connector according to feature 8.

10. The first lock head (24) is a flattened half-arrow shape holding only one arrowhead (241), where the half-arrow shape has a predetermined width d3, and a lock position protrusion (242) is manufactured at the end of the arrowhead (241) used to lock the first lock opening (14). The lock position protrusion (242) is used to position and limit the movement of the crossbar surface around the first lock opening (14) after the first lock head (24) and the first lock opening (14) are locked. The vibration-damping photoelectric hybrid connector according to feature 9.

11. A photoelectric hybrid connector comprising a male connector (4) and a female connector (5), wherein the male connector (4) is constructed by the interlocking of a first outer shell housing (41), a first ferrule assembly (42), a center shaft assembly (43), and a first boot (44), wherein a rectangular protrusion (431) is fabricated on at least one horizontal surface of the center shaft assembly (43), the rectangular protrusion (431) is used to position and restrict the groove (451) of a gate-type electrical terminal (45) and to provide support to the gate posts (452) on both sides, the portion of the gate posts (452) of the gate-type electrical terminal (45) that protrudes from the end face of the center shaft assembly (43), after assembling the first outer shell housing (41) and the center shaft assembly (43), the first outer shell housing (41) The female connector (5) is fitted into an internal housing cavity (412), the housing cavity (412) being strip-shaped and manufactured along the inner wall of the long side parallel to the axial direction of the first outer shell housing (41), and the female connector (5) is composed of a second outer shell housing (51), a second ferrule assembly (52), a power transmission assembly (53), and a second boot (54) which are fitted together, wherein the power transmission assembly (53) includes a columnar body (531) that abuts with the second ferrule assembly (52), and a positioning member (532) fixed on the columnar body (531), the positioning member (532) used to insert a fork-type electrical terminal (533), the fork head of the fork-type electrical terminal (533) being fixed after passing through a guide through-hole (511) on the inner wall of the second outer shell housing (51), Here, when the male connector (4) and the female connector (5) are mated, the first ferrule assembly (42) abuts against the second ferrule assembly (52), and the fork-type electrical terminal (533) has contacts on both sides of its fork head that abut against the gate posts (452) on both sides of the gate-type electrical terminal (45). A photoelectric hybrid connector characterized by the following features.

12. A rectangular protrusion (431) is manufactured symmetrically on the upper and lower horizontal planes of the center shaft assembly (43), and a positioning limiting protrusion (432) is provided in a corresponding horizontal plane at a position close to the side where the gate beam (453) of the gate-type electrical terminal (45) is fixed, to limit the positioning of the gate beam (453). The photoelectric hybrid connector according to feature 11.

13. One or more anti-pull-out protrusions (433) are symmetrically provided on both the left and right sides of the center shaft assembly (43). These one or more anti-pull-out protrusions (433), together with the positioning limiting protrusions (432), act on the first boot (44) which is molded by casting, and form a lock on the first boot (44) against tension in the four directions: up, down, left, and right. The photoelectric hybrid connector according to feature 12.

14. A channel (434) is provided between each positioning limiting protrusion (432) on a horizontal plane, and is used to allow a conductor (6) to pass through. Here, the height of the positioning limiting protrusion (432) is the same as the height of the surface of the conductor (6) passing through the channel (434), and the width of the channel (434) is less than a predetermined value compared to the diameter width of the conductor (6). The photoelectric hybrid connector according to feature 12.

15. The male connector (4) further includes a spring (46), and one side of the positioning limiting block (421) on the first ferrule assembly (42) abuts against the positioning limiting groove of the spring (46) on the center shaft assembly (43) via the spring (46), while the other side of the positioning limiting block (421) abuts directly against a predetermined ferrule guide groove (411) on the first outer shell housing (41). The photoelectric hybrid connector according to feature 11.

16. The two outer walls of the housing cavity (412) are each formed by the contours of the corners of the housing of the first outer shell housing (41), the remaining outer wall of the housing cavity (412) is formed by the shape of the inner wall after the dependent female port has been formed, and the last side of the housing cavity (412) is in direct communication with the dependent female port space. Here, the last side is provisionally left open as a channel for the fork-type electrical terminal (533) to enter and complete an electrical interconnection with the gate-type electrical terminal (45). The photoelectric hybrid connector according to feature 11.

17. A semicircular groove is fabricated on the inner wall shape, coinciding with the direction of the housing cavity (412). The photoelectric hybrid connector according to feature 16.

18. The structure used to insert the fork-type electrical terminal (533) onto the positioning member (532) includes a rectangular groove (5321) provided on the positioning member (532), and an opening window (5322) is manufactured at one end of the corresponding rectangular groove (5321) furthest from the fork head, and is used to provide a welding area for the conductor (6) and the fork-type electrical terminal (533). A photoelectric hybrid connector according to any one of claims 11 to 17.

19. The installation of the aforementioned opening window (5322) holds the housing portion of the positioning member (532) located at the end of the rectangular groove (5321), thereby limiting the contact positioning during the insertion process of the fork-type electrical terminal (533) to be inserted, and dissipating the contact force of the gate-type electrical terminal (45) when the male connector (4) and female connector (5) are mated together. A photoelectric hybrid connector according to any one of claims 11 to 17.

20. The fork-type electrical terminal (533) is manufactured in a Z-shape, with the upper horizontal portion being fitted into the positioning member (532) and the lower horizontal portion being exposed to the outside. The connecting member between the upper and lower horizontal portions is a vertical portion, which buffers the collision force between the fork-type electrical terminal (533) and the gate-type electrical terminal (45) when the male connector (4) and the female connector (5) are mated together. A photoelectric hybrid connector according to any one of claims 11 to 17.

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