Optical fiber adapter

Abstract

The utility model discloses a kind of optical fiber adapters, including seat body, the two ends of seat body are defined with first docking side and second docking side respectively, seat body is defined with accommodating groove by four side wall surface, the first docking side of seat body has the first socket that is communicated with accommodating groove, the second docking side of seat body has the second socket that is communicated with accommodating groove, seat body has the assembly slot hole that is located bottom and is communicated with accommodating groove.Base assembly is set in accommodating groove.Conductive module includes multiple conductive terminals, each conductive terminal one end is located accommodating groove and adjacent assembly slot hole, and the other end of each conductive terminal is extended outside assembly slot hole by accommodating groove.By the seat body of optical fiber adapter, conductive module is provided in, provide the function that transmission optical fiber signal outside can also power transmission.

Description

Technical Field

[0001] This utility model relates to an adapter, and more particularly to an optical fiber adapter. Background Technology

[0002] Optical fiber is used for light transmission. A typical optical fiber connection device consists of a female adapter with male optical fiber adapters plugged into both ends for connection, achieving both securing and data transmission. A typical Lucent Connector (LC) Type optical adapter is an optical transmission connector that allows LC Type optical transmission lines to be connected to transmit optical signals, but it does not provide other functions. Utility Model Content

[0003] In view of this, some preferred embodiments of the present invention provide an optical fiber adapter including a base body, a base assembly, and a conductive module. The base body has a first mating side and a second mating side defined at its two ends. The base body is defined by four side walls forming a receiving groove. The first mating side of the base body has a first socket communicating with the receiving groove, and the second mating side of the base body has a second socket communicating with the receiving groove. The four side walls of the base body respectively include a first side wall, a second side wall, a sealing wall, and a combined base wall. Opposite first side walls and second side walls are respectively connected to the two sides of opposite combined base walls and sealing walls. The base body has an assembly slot located on the combined base wall and communicating with the receiving groove. The base assembly is disposed in the receiving groove. The conductive module includes multiple conductive terminals, one end of each conductive terminal located in the receiving groove and adjacent to the assembly slot, and the other end of each conductive terminal extending from the receiving groove outside the assembly slot.

[0004] Preferably, the conductive module includes a terminal block for connecting each conductive terminal. The terminal block includes a base and a tongue extending outward from the side of the base. The tongue is located in a receiving groove, and the terminal block abuts against the base assembly.

[0005] Preferably, each conductive terminal has a mating portion on one end and a welding portion exposed outside the base at the other end, and each mating portion is substantially perpendicular to each welding portion.

[0006] Preferably, the terminal block has a plurality of grooves and a plurality of side arms located on both sides of the base, each side arm being adjacent to a groove, and each side arm having a fixing portion on its outer side.

[0007] Preferably, the base has multiple fixing parts, each fixing part is located inside the first side wall and the second side wall and adjacent to the assembly slot, and each fixing part is fastened to each fixing part.

[0008] Preferably, the base has a plurality of limiting recesses located on the combined base wall, each limiting recess being located on both sides of the assembly slot, and each side arm being respectively limited to each limiting recess.

[0009] Preferably, the base assembly includes a body and a first sleeve located on one side of the body. The base assembly includes a sleeve, one end of which is adapted to be inserted into the first sleeve.

[0010] Preferably, the seat includes a partition portion located in the receiving groove and a second sleeve, the second sleeve extending from the partition portion toward the second insertion port, and the other end of the sleeve being adapted to be inserted into the second sleeve.

[0011] Preferably, the base has multiple inner protrusions, each inner protrusion being located inside the first side wall and the second side wall respectively, and the body of the base assembly is adapted to be inserted into the receiving groove through the first insertion port of the base, with each inner protrusion abutting against the two sides of the body.

[0012] Preferably, the base has multiple latching parts, each latching part is located on the inner side of the first side wall and the second side wall and adjacent to each inner protrusion, and the base assembly includes latching parts located on both sides of the body, each latching part being fastened to each latching part.

[0013] In summary, the conductive module is installed inside the first housing of the fiber optic connector, providing the function of transmitting both fiber optic signals and power.

[0014] Due to the adoption of the above technical solution, this utility model has the following beneficial effects: The fiber optic adapter housing contains a conductive module, providing the function of transmitting both fiber optic signals and power. Attached Figure Description

[0015] Figure 1 The diagram illustrates the appearance of a fiber optic adapter according to one embodiment.

[0016] Figure 2 An exploded view of a fiber optic adapter is shown according to one embodiment.

[0017] Figure 3 The diagram illustrates an exploded view of a fiber optic adapter before assembly, according to one embodiment.

[0018] Figure 4 The diagram illustrates the appearance of an assembled fiber optic adapter according to one embodiment.

[0019] Figure 5 The illustration shows a schematic diagram of the front of a fiber optic adapter according to one embodiment.

[0020] Figure 6 The illustration shows a schematic diagram of the back of a fiber optic adapter according to one embodiment.

[0021] Figure 7 The illustration shows a side view of a fiber optic adapter according to one embodiment.

[0022] Figure 8The illustration shows the appearance of a fiber optic adapter before it is connected to a plurality of optoelectronic connectors, according to one embodiment.

[0023] Figure 9 The illustration shows a side cross-sectional view of a fiber optic adapter before it is connected to a plurality of optoelectronic connectors, according to one embodiment.

[0024] Figure 10 The illustration shows a side cross-sectional view of a fiber optic adapter after it has been connected to a plurality of optoelectronic connectors, according to one embodiment.

[0025] Symbol Explanation Fiber optic adapter 100, first optoelectronic connector 200, second optoelectronic connector 300 Components: base 1, receiving groove 10, first side wall 1a, second side wall 1b, sealing wall 1c, combined base wall 1d, first mating side 11, first insertion port 111, second mating side 12, second insertion port 121, assembly slot 13, limiting recess 131, partition 14, second sleeve 15, fixing part 16, inner protrusion 17, locking part 18, base assembly 2, body 21, snap-fit ​​part 218, first sleeve 25, sleeve 2 6. Conductive module 3, terminal block 31, base 311, groove 3110, side arm 3111, fixing part 3116, tongue 312, conductive terminal 32, mating part 321, welding part 322, coupling part 5, spring arm 51, core tube assembly 6, pin 61, spring 62, tail sleeve 7, power connection module 8, power connection terminal 82, first assembly direction P1, second assembly direction P2, first axis X, second axis Y, third axis Z. Detailed Implementation

[0026] To provide a clearer explanation of this case, in the schematic diagram provided, the first axis X is the X-axis of the three-dimensional coordinate system, the second axis Y is the Y-axis of the three-dimensional coordinate system, and the third axis Z is the Z-axis of the three-dimensional coordinate system. In the following embodiments, the terminology regarding connections, unless specifically stated as electrical connections, can refer to physical connections, or direct or indirect connections between physical components.

[0027] Please see Figure 1 , Figure 1 This is a schematic diagram of the appearance of the fiber optic adapter 100, which is suitable for use in vehicles and provides a connection point for optoelectronic connectors (such as...). Figure 10 As shown, the fiber optic adapter 100 provides fiber optic signal and power transmission. The fiber optic adapter 100 is installed inside the vehicle, for example, between the seat and the vehicle body. When the seat needs to be replaced, the optoelectronic connector can be easily disconnected from the fiber optic adapter 100 without cutting the transmission cable connected to the optoelectronic connector.

[0028] Please see Figure 2 and Figure 3 , Figure 2This is an exploded view of the fiber optic adapter 100. Figure 3 This is an exploded view of the fiber optic adapter 100 before assembly. The base 1 is a hollow, elongated rectangular structure. The two ends of the base 1 are defined with a first mating side 11 and a second mating side 12, respectively. The base 1 is defined by four side walls with receiving grooves 10. The first mating side 11 of the base 1 has a first socket 111 connected to the receiving groove 10, and the second mating side 12 of the base 1 has a second socket 121 connected to the receiving groove 10. The first socket 111 and the second socket 121 of the base 1 are respectively used for two optoelectronic connectors to be plugged in, so that the fiber optic adapter 100 is a type of double-sided plug-in two optoelectronic connectors.

[0029] Please see Figure 3 and Figure 4 , Figure 4 This is a schematic diagram of the assembled appearance of the fiber optic adapter 100. The four side walls of the base 1 include a first side wall 1a, a second side wall 1b, a sealing wall 1c, and a combined base wall 1d. The first side wall 1a and the second side wall 1b are arranged along the second axis Y direction, and the sealing wall 1c and the combined base wall 1d are arranged along the first axis X direction. Opposite first side walls 1a and second side walls 1b are respectively connected to opposite sides of the combined base wall 1d and the sealing wall 1c. The base 1 has an assembly slot 13 located on the combined base wall 1d and communicating with the receiving groove 10. In some embodiments, the base 1 has a plurality of fixing portions 16, each fixing portion 16 located inside the first side wall 1a and the second side wall 1b and adjacent to the assembly slot 13. The fixing portions 16 are snap holes, but are not limited to this. In some embodiments, the fixing portions 16 may be protrusions.

[0030] Please see Figure 2 , Figures 5 to 7 , Figure 5 This is a schematic diagram of the front appearance of the fiber optic adapter 100. Figure 6 A schematic diagram of the back of the fiber optic adapter 100. Figure 7 This is a side view of the fiber optic adapter 100. The base assembly 2 includes a body 21 and a first sleeve 25 located on one side of the body 21. The base assembly 2 includes a sleeve 26 made of ceramic material. Each sleeve 26 is an elongated cylindrical tube with a longitudinally extending slot. The cross-section of each sleeve 26 is a C-shaped ring structure. One end of the sleeve 26 is adapted to be inserted into the first sleeve 25. When the base assembly 2 is installed in the base body 1, the base assembly 2 is inserted into the receiving groove 10 through the first insertion port 111, so that the base assembly 2 is located in the slightly middle position of the receiving groove 10. When the optoelectronic connector is inserted into the fiber optic adapter 100, the pin 61 of the optoelectronic connector is inserted into the C-shaped ring structure of the sleeve 26. The slot structure provides the sleeve 26 with the function of being able to be opened (e.g., Figure 10 (As shown).

[0031] Please see Figure 2 , Figures 5 to 7 The conductive module 3 includes multiple conductive terminals 32. Each conductive terminal 32 has a mating portion 321 at one end, which is disposed on both sides of the tongue 312. The other end of each conductive terminal 32 has a welding portion 322 exposed outside the base 1. Each mating portion 321 is substantially perpendicular to each welding portion 322. When the conductive module 3 is installed in the base 1, one end of each conductive terminal 32 is inserted into the receiving groove 10 through the assembly slot 13, so that one end of each conductive terminal 32 is positioned adjacent to the assembly slot 13, and the other end of each conductive terminal 32 extends out of the assembly slot 13 from the receiving groove 10.

[0032] Please see Figure 3 , Figures 5 to 7 In some embodiments, the base assembly 2 includes a seat body 1 with a partition 14 and a second sleeve 15 located in the receiving groove 10. The seat body 1 is integrally formed with the partition 14 and the second sleeve 15 during manufacturing. The partition 14 and the second sleeve 15 are located within the receiving groove 10. The second sleeve 15 extends from the partition 14 toward the second insertion port 121. When the base assembly 2... Figure 3 When the sleeve 26 is installed in the receiving groove 10 from left to right in the first assembly direction P1 (third axis Z direction), the other end of the sleeve 26 is adapted to be inserted into the second sleeve 15, so that the first sleeve 25 is positioned opposite the second sleeve 15. The first assembly direction P1 is the same as the direction in which the optoelectronic connector is inserted into the fiber optic adapter 100.

[0033] Please see Figure 3 , Figures 5 to 7 In some embodiments, the conductive module 3 includes a terminal base 31, which is combined with each conductive terminal 32. The combination method is that the conductive terminals 32 are combined in the mold during injection molding of the terminal base 31. The terminal base 31 includes a base 311 and tongues 312 extending outward from the side of the base 311. The base 311 is arranged along the second axis Y direction, and the tongues 312 are arranged along the third axis Z direction. The tongues 312 and the base 311 generally have a raised appearance when viewed from the second axis Y direction. The tongues 312 and the base 311 are as follows: Figure 3 Viewed from the first axis X direction, it has an L-shaped appearance that is roughly rotated 180 degrees clockwise.

[0034] Please see Figure 3 , Figures 5 to 7In some embodiments, the terminal block 31 has a plurality of grooves 3110 and a plurality of side arms 3111 located on both sides of the base 311. Each groove 3110 is recessed from the top of the base 311 along the second axis Y direction toward the bottom of the base 311. Each side arm 3111 is located on the two outer sides of each base 311 and is adjacent to each groove 3110. The outer side of each side arm 3111 includes a fixing portion 3116, which can be a protrusion, but is not limited thereto. In some embodiments, the fixing portion 3116 can be a snap hole. When the terminal block 31 is inserted into the receiving groove 10 through the assembly slot 13, each side arm 3111 will be inserted along the inner sidewalls of the first side wall 1a and the second side wall 1b. Then, the fixing part 3116 of each side arm 3111 will press against the first side wall 1a and the second side wall 1b, thereby moving each side arm 3111. Each side arm 3111 is provided with space for elastic movement by each groove 3110. When each fixing part 3116 is respectively engaged with each fixing part 16, each fixing part 3116 is respectively fastened to each fixing part 16, so that the terminal block 31 is limited in the receiving groove 10.

[0035] Please see Figure 3 , Figures 5 to 7 When the terminal block 31 of the conductive module 3 is installed into the receiving groove 10 through the assembly slot 13 of the combined base wall 1d, the size of the opening of the assembly slot 13 is larger than the size of the tongue 312 and the base 311, which facilitates the tongue 312 and the base 311 to be installed as follows: Figure 3 As shown, the tongue 312 and base 311 are aligned from bottom to top in the second assembly direction P2 (second axis Y direction) to prevent them from colliding with the hole wall around the opening of the assembly slot 13 and getting stuck. Then, when the tongue 312 is installed in the receiving slot 10, the terminal block 31 abuts against the bottom of the base assembly 2.

[0036] Please see Figure 2 , Figures 5 to 7 In some embodiments, the base 1 has a plurality of limiting recesses 131 located on the assembly base wall 1d. Each limiting recess 131 is located on both sides of the assembly slot 13. The assembly slot 13 and each limiting recess 131 generally have a raised appearance when viewed from the second axis Y direction. When the terminal base 31 is installed into the receiving groove 10 through the assembly slot 13 of the assembly base wall 1d, the base 311 of the terminal base 31 is limited on both sides in each limiting recess 131, which can prevent the tongue 312 from colliding with the hole wall around the opening of the assembly slot 13. Furthermore, when the terminal base 31 is installed in the receiving groove 10, each side arm 3111 is respectively limited in each limiting recess 131.

[0037] Please see Figure 2 , Figures 5 to 7In some embodiments, the base 1 has multiple inner protrusions 17, each of which is an elongated slider arranged along the third axis Z direction. Each inner protrusion 17 is located inside the first side wall 1a and the second side wall 1b, and the inner protrusions 17 are opposite to each other. When the base assembly 2 is installed in the receiving groove 10, the body 21 of the base assembly 2 is adapted to be aligned and inserted into the receiving groove 10 through the first insertion port 111 of the base 1. Then, each inner protrusion 17 abuts against the two sides of the body 21, so that the base assembly 2 is stably positioned in the receiving groove 10.

[0038] Please see Figure 3 , Figures 5 to 7 In some embodiments, the base 1 has multiple latching portions 18, which are not limited to snap holes. In some embodiments, the latching portions 18 may be protrusions. Each latching portion 18 is located inside the first side wall 1a and the second side wall 1b and adjacent to each inner protrusion 17. The base assembly 2 includes latching portions 218 located on both sides of the body 21, which are not limited to protrusions. In some embodiments, the latching portions 218 may be snap holes. When the base assembly 2 is installed with the receiving groove 10, each latching portion 218 is engaged with each latching portion 18.

[0039] Please see Figure 3 , Figures 8 to 10 , Figure 8 This is a schematic diagram of the appearance of the fiber optic adapter 100 before it is connected to multiple optoelectronic connectors. Figure 9 This is a side cross-sectional view of the fiber optic adapter 100 before it is connected to multiple optoelectronic connectors. Figure 10 This is a side cross-sectional view of the fiber optic adapter 100 after being connected to multiple optoelectronic connectors. The first socket 111 and the second socket 121 of the base 1 of the fiber optic adapter 100 are respectively used for the first optoelectronic connector 200 and the second optoelectronic connector 300 to connect. The first optoelectronic connector 200 and the second optoelectronic connector 300 have the same structure. Both include a coupling element 5 and a spring arm 51 located on the coupling element 5. The coupling element 5 contains a core tube assembly 6, which includes a pin 61 and a spring 62 for engaging the pin 61. One end of the coupling element 5 exposes the pin 61 of the core tube assembly 6, and the other end of the coupling element 5 is fitted with a tail sleeve 7, which can be fitted with a transmission cable. Both the first optoelectronic connector 200 and the second optoelectronic connector 300 include a power connection module 8 located at the bottom of the coupling element 5, and the power connection module 8 has multiple power connection terminals 82.

[0040] Please see Figure 3 , Figures 8 to 10When the first optoelectronic connector 200 and the second optoelectronic connector 300 are respectively plugged into the first socket 111 and the second socket 121, the power receiving module 8 of the first optoelectronic connector 200 contacts the conductive module 3 of the fiber optic adapter 100, providing power transmission functionality. Furthermore, the pins 61 of the core tube assemblies 6 of the first optoelectronic connector 200 and the second optoelectronic connector 300 connect to the base assembly 2, providing fiber optic signal transmission functionality. Employing a combined optoelectronic transmission function, the connection between the optoelectronic connector and the fiber optic adapter 100 ensures signal stability, meeting the requirements of complex automotive environments and satisfying tests for waterproofing, vibration, corrosion resistance, and high temperature and humidity.

[0041] In summary, according to some embodiments, a conductive module is provided in the housing of the fiber optic adapter to provide the function of transmitting both fiber optic signals and power.

Claims

1. An optical fiber adapter, characterized in that: A body, wherein a first mating side and a second mating side are defined at two ends of the body respectively, and a receiving groove is defined by four side walls of the body. The first mating side of the body has a first insertion port communicating with one of the receiving grooves, and the second mating side of the body has a second insertion port communicating with one of the receiving grooves. The four side walls of the body respectively include a first side wall, a second side wall, a sealing wall and a combined base wall. The opposing first side wall and the second side wall are respectively connected to the two sides of the opposing combined base wall and the sealing wall. The body has an assembly slot located in the combined base wall and communicating with one of the receiving grooves. A base assembly is disposed in the receiving groove; as well as A conductive module includes multiple conductive terminals, one end of each conductive terminal is located in the receiving groove and adjacent to the assembly slot, and the other end of each conductive terminal extends from the receiving groove outside the assembly slot.

2. The fiber optic adapter according to claim 1, characterized in that: The conductive module includes a terminal holder that connects to each of the conductive terminals. The terminal holder includes a base and a tongue extending outward from the side of the base. The tongue is located in the receiving groove, and the terminal holder abuts against the base assembly.

3. The fiber optic adapter according to claim 2, characterized in that: Each of the conductive terminals has a mating portion at one end disposed on both sides of the tongue, and each of the conductive terminals has a welding portion exposed outside the base body at the other end, and each of the mating portions is substantially perpendicular to each of the welding portions.

4. The fiber optic adapter according to claim 2, characterized in that: The terminal block has multiple grooves and multiple side arms located on both sides of the base, each side arm being adjacent to each groove, and each side arm having a fixing part on its outer side.

5. The fiber optic adapter according to claim 4, characterized in that: The base has multiple fixing parts, each of which is located inside the first side wall and the second side wall and adjacent to the assembly slot, and each of the fixing parts is fastened to each of the fixing parts.

6. The fiber optic adapter according to claim 4, characterized in that: The base has a plurality of limiting recesses located on the combined base wall, each of the limiting recesses being located on both sides of the assembly slot, and each of the side arms being respectively limited to each of the limiting recesses.

7. The fiber optic adapter according to claim 1, characterized in that: The base assembly includes a body and a first sleeve located on one side of the body. The base assembly includes a tube, one end of which is adapted to be inserted into the first sleeve.

8. The fiber optic adapter according to claim 7, characterized in that: The seat includes a partition located in one of the receiving grooves and a second sleeve, the second sleeve extending from the partition toward the second insertion port, and the other end of the sleeve being adapted to be inserted into the second sleeve.

9. The fiber optic adapter according to claim 7, characterized in that: The base has multiple inner protrusions, each of which is located inside the first side wall and the second side wall respectively. The body of the base assembly is adapted to be inserted into the receiving groove through the first insertion port of the base, and each of the inner protrusions abuts against the two sides of the body.

10. The fiber optic adapter according to claim 9, characterized in that: The base has multiple locking parts, each of which is located on the inner side of the first side wall and the second side wall and adjacent to each of the inner protrusions. The base assembly includes a latching part located on one of the two sides of the body, and each of the latching parts is respectively fastened to each of the locking parts.

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