CN218448582U - Photoelectric composite optical fiber connector - Google Patents
Photoelectric composite optical fiber connector Download PDFInfo
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- CN218448582U CN218448582U CN202221383761.6U CN202221383761U CN218448582U CN 218448582 U CN218448582 U CN 218448582U CN 202221383761 U CN202221383761 U CN 202221383761U CN 218448582 U CN218448582 U CN 218448582U
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- inner shell
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Abstract
The utility model relates to a photoelectric composite optical fiber connector, include: a conductive sheet having a contact portion, a connection portion, and an insertion portion; a rear inner housing and a front inner housing. The rear inner shell is provided with an insertion cavity matched with the insertion part, and a groove part communicated with the insertion cavity is arranged close to the tail part of the rear inner shell; an avoiding part for accommodating the connecting part is arranged at a joint where the front inner shell and the rear inner shell are combined, the avoiding part is used for communicating the insertion cavity with the outside and guiding the insertion cavity to the bearing part; when the insertion part of the conducting strip is inserted into the insertion cavity, at least one part of the insertion part enters the groove part from the insertion cavity, the insertion part positioned in the groove part is electrically connected with a cable, and the contact part of the conducting strip is guided to the bearing part through the avoiding part after the front inner shell and the rear inner shell are combined.
Description
Technical Field
The utility model mainly relates to a fiber connector field especially relates to a photoelectric composite fiber connector.
Background
With the development of the 5G technology, more and more 5G base stations need to be arranged, and the corresponding base stations all need to be powered, so that the photoelectric composite cable is developed. In order to facilitate the combination of the optical-electrical composite cable and the optical fiber connector, the current measure is to configure a conductive strip on the basis of the existing optical fiber connector to realize the optical-electrical combination, but the structure has a larger volume.
The prior art discloses a photoelectric composite connector as disclosed in a patent with application number 201911344083.5, namely a connector assembly and a photoelectric composite connector, which is characterized by comprising a front shell, a rear shell, an optical fiber, a cable and a connecting terminal, wherein a through groove penetrating through the front shell is axially formed in the front shell, a first groove communicated with the through groove is formed in the inner wall of the through groove, the rear shell comprises a main body part and a clamping part connected to one end of the main body part, a first channel penetrating through the clamping part is axially formed in the clamping part, a second groove is axially formed in the outer surface of the clamping part, the clamping part is located in the through groove, the first groove and the second groove are in butt joint to form an accommodating space, one end, far away from the main body part, of the through groove is an optical port, the front shell is provided with an opening communicating the accommodating space with the outside, the connecting terminal is accommodated in the opening, the connecting terminal forms an electrical port main body part, the optical fiber penetrates through the first channel and extends to the optical port, the cable penetrates through the main body part and is fixedly accommodated in the accommodating space, and the connecting terminal is electrically connected with the accommodating space. The scheme of this patent is that the inside setting of connector is used for holding and leads the passageway of connecting terminal, the conducting strip promptly, and such structure is complicated, and the installation is inconvenient, and manufacturing cost is higher.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a photoelectric composite optical fiber connector, the utility model discloses a realize through following technical scheme:
an opto-electronic composite fiber connector comprising:
a conductive sheet having a contact portion for making electrical contact with an external device, a connection portion provided between the contact portion and the insertion portion, and an insertion portion;
a ferrule assembly having an optical interface, the ferrule assembly configured to secure an optical fiber;
the inner shell comprises a front inner shell and a rear inner shell, wherein the front inner shell and the rear inner shell are both provided with a through inner cavity; the ceramic ferrule assembly is configured in the inner cavity of the front inner shell, the optical interface extends out of the front end of the front inner shell, the front end of the rear inner shell is provided with an extension part, and the front inner shell is fixed on the extension part through a clamping part;
the surface of the front inner shell is provided with a bearing part for carrying the contact part; the rear inner shell is provided with an insertion cavity matched with the insertion part, and a groove part communicated with the insertion cavity is arranged close to the tail part of the rear inner shell; an avoiding part for accommodating the connecting part is arranged at a joint of the front inner shell and the rear inner shell, and the avoiding part is used for communicating the insertion cavity with the outside and guiding the insertion cavity to the bearing part;
when the insertion part of the conducting strip is inserted into the insertion cavity, at least one part of the insertion part enters the groove part from the insertion cavity, the insertion part positioned in the groove part is electrically connected with a cable, and the insertion part is guided to a contact part through a connecting part in the avoiding part after the front inner shell and the rear inner shell are combined.
Preferably, the extension is inserted into the inner cavity of the front inner housing and extends into a portion of the inner cavity of the front inner housing.
Preferably, the surfaces on which the contact portion and the insertion portion are located are parallel to each other.
Preferably, the conductive sheets are provided in two numbers and main bodies of the conductive sheets are disposed on the same side of an inner housing formed by joining the front inner housing and the rear inner housing;
the contact portion is disposed on the same surface as the conductive sheet main body or the contact portions are respectively disposed on side surfaces adjacent to the conductive sheet main body.
Preferably, the conductive sheets are provided in two and disposed at both sides of the inner case, respectively.
Preferably, the insertion cavity and the groove portion are respectively provided at both sides of the inner case.
Preferably, the mobile phone further comprises an outer shell, the outer shell is sleeved on the inner shell and can move back and forth, and the outer shell is provided with an opening allowing the contact part to be communicated with the outside.
Preferably, the rear inner case has an extension portion provided at a rear portion thereof, the extension portion being provided with a connection groove communicating with the groove portion from the rear portion of the rear inner case, the connection groove being configured to receive a cable electrically connected to the insertion portion in the groove portion.
The beneficial effects of the utility model are that:
the utility model provides a photoelectric composite optical fiber connector, back interior casing are provided with and insert chamber and concave part, and the portion of inserting of conducting strip can extend to the concave part after inserting the intracavity in, and the cable can carry out the electricity with the conducting strip in the concave part and be connected, and the arch or the joint portion that form are connected to this electricity are held in the concave part, and the contact site of conducting strip is drawn forth by the crack department of interior casing in the past and back interior casing, and overall structure and equipment are simple and convenient.
Drawings
Fig. 1 is an exploded schematic view of the photoelectric composite optical fiber connector of the present invention;
fig. 2 is a schematic structural diagram of the conductive sheet of the photoelectric composite optical fiber connector of the present invention;
fig. 3 is a schematic view of a rear view structure of a front inner housing of the optical-electrical composite optical fiber connector according to the present invention;
fig. 4 is a schematic structural diagram of the front inner housing of the optical-electrical composite optical fiber connector of the present invention;
fig. 5 is a schematic structural diagram of the photoelectric composite optical fiber connector according to the present invention, in which the front inner housing is configured with the conductive sheet;
fig. 6 is a schematic view of a front side view structure of a rear inner housing of the photoelectric composite optical fiber connector according to the present invention;
fig. 7 is a schematic structural diagram of the rear inner housing of the optical-electrical composite optical fiber connector of the present invention;
fig. 8 is a front view structure diagram of the rear inner housing of the photoelectric composite optical fiber connector of the present invention;
fig. 9 is a schematic structural diagram of a sectional top view of the rear inner housing of the optical-electrical composite optical fiber connector of the present invention, which is cut along the direction AA in fig. 8;
fig. 10 is a schematic view illustrating a top view structure of the rear inner housing of the optical-electrical composite optical fiber connector according to the present invention;
fig. 11 is a schematic side sectional view of the rear inner housing of the optical-electrical composite optical fiber connector of the present invention, which is taken along the BB direction as a tangent in fig. 10;
fig. 12 is an assembly state structure diagram of the photoelectric composite optical fiber connector of the present invention;
fig. 13 is a schematic structural view of the contact portion of the conductive sheet of the photoelectric composite optical fiber connector according to the present invention located at the side portion;
description of the reference numerals: the structure comprises a conductive sheet 1, a contact part 2, a connecting part 3, an insertion part 4, a ferrule assembly 5, a front inner shell 6, a rear inner shell 7, a limiting block 8, an inner cavity 9, an extension part 10, a protrusion 11, a bayonet 12, a notch 13, a bearing part 14, an insertion cavity 15, a groove part 16, an avoidance part 17, an extension part 18 and a connecting groove 19.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
The photoelectric composite cable is a composite cable containing a cable and optical fibers, wherein two cables are generally arranged and respectively correspond to a positive pole and a negative pole of a power supply, and the optical fibers are contained in the optical cables and are used for optical communication. A power supply is usually arranged at one use end, the anode and the cathode of the power supply are respectively and electrically connected with the two optical cables, so that electric energy is transmitted to the photoelectric composite optical fiber connector, meanwhile, optical signal transmission is carried out between one use end optical fiber and optical equipment, and signals are transmitted to the photoelectric composite optical fiber connector.
An optical-to-electrical composite fiber connector, as shown in fig. 1, 2, 3, 4, 5, 6 and 7, comprising:
a conductive sheet 1 having a contact portion 2, a connection portion 3, and an insertion portion 4, the contact portion 2 for making electrical contact with an external device, the connection portion 3 being disposed between the contact portion 2 and the insertion portion 3. The conductive sheet 1 may be made of a sheet of copper sheet and ensures that the contact portion 2 has a sufficient contact area while the insertion portion 4 has a sufficient area to be soldered or crimped to the cable. The contact part 2 and the insertion part 4 are parallel to each other, i.e. they are at different heights, so that a connection part 3 connecting the two parts is naturally formed when bending the conductive sheet 1. The external device can be an adapter, a connector or a power supply.
And the ceramic ferrule assembly 5 is provided with an optical interface and is used for fixing the optical fiber. The ferrule assembly 5 mainly includes a ferrule fixed to the ferrule, a ferrule fixing the optical fiber through glue, and an optical fiber end fixed to a port of the ferrule, where the optical interface is a port of the ferrule, and the optical interface is used for communicating with optical equipment. The base body is provided with a plurality of bayonets which are used for being matched with a limiting block 8 at the front end of the front inner shell 6 to prevent the ceramic ferrule assembly from rotating. The spring is matched with the base body to enable the ceramic ferrule to move back and forth so as to keep certain pressure when the ceramic ferrule is contacted with the adapter or the communication device, thereby ensuring the stability of optical fiber communication.
The front inner housing 6 and the rear inner housing 7, and the front inner housing 6 and the rear inner housing 7 are both provided with a through inner cavity 9. The ferrule assembly 5 is disposed in the inner cavity 9 of the front inner housing 6, the optical interface extends from the front end of the front inner housing 6, an extension 10 is provided at the front end of the rear inner housing 7, and the front inner housing 6 is fixed to the extension 10 by a snap-fit portion. Specifically, the main body of the extension portion 10 is cylindrical, the outer surface of the main body is provided with a protrusion 11, the portion of the front inner shell 6 close to the tail portion is provided with a bayonet 12, so that the extension portion 10 can extend into the inner cavity 9 of the front inner shell 6 and is fixed with the protrusion 11 through the bayonet 12 in a matching mode, meanwhile, the front inner shell 6 is provided with a notch 13 allowing the tail portion of the front inner shell to generate certain elastic deformation, and the front inner shell 6 is inserted into the rear inner shell 7 more easily. The extension 10 extends into a portion of the cavity 9 of the front inner housing 6, the remaining portion of the cavity 9 of the front inner housing 6 thus remaining near the front end housing the ceramic plug assembly 5, the cavity in the extension 10 forming an abutment for the spring, which abuts within the cavity 9 of the extension 10. After the front inner shell 6 and the rear inner shell 7 are fixed together, the inner cavity 9 is communicated, so that the optical fiber in the photoelectric composite cable can be inserted from the tail end of the rear inner shell 7 and fixed to the ceramic ferrule and finally extends out from the front end of the front inner shell 6.
As shown in fig. 8, 9, 10, and 11, the front inner housing 6 is provided on its surface with a carrier 14 for mounting the contact portion 2 of the conductive sheet 1. The contact portion 14 may be a raised platform or a flat surface with the front inner housing 6. The rear inner housing 7 is provided with an insertion cavity 15 which is engaged with the insertion portion 4 of the conductive plate 1, the insertion cavity 15 is parallel to the inner cavity 9, and a groove portion 16 which is communicated with the insertion cavity 15 is provided near the tail portion of the rear inner housing 7. A relief portion 17 for accommodating the connection portion 3 is provided at a joint where the front inner housing 6 and the rear inner housing 7 are joined, and the relief portion 17 communicates the insertion cavity 15 with the outside and guides the insertion cavity 15 to the bearing portion 14. One insertion cavity 15 and one groove portion 16 correspond to one conductive plate 1.
When the insertion portion 4 of the conductive sheet 1 is inserted into the insertion cavity 15, at least a part of the insertion portion 4 enters the groove portion 16 from the insertion cavity 15, the insertion portion 4 located in the groove portion 16 is electrically connected to the cable, and since the insertion portion 4 is electrically connected to the cable, a protrusion or a joint portion is inevitably formed, and thus the joint portion is received in the groove portion 16. When the front inner case 6 and the rear inner case 7 are coupled, the insertion portion 4 of the conductive sheet 1 is guided to the contact portion 2 on the carrier portion 14 by the escape portion 17. When the tail end of the front inner housing 6 and the front end (non-extension portion 10) of the rear inner housing 7 are tightly fitted, the escape portion 17 may be a groove provided on the tail end surface of the front inner housing 6 or the front end surface of the rear inner housing 7, or both the tail end surface of the front inner housing 6 and the front end surface of the rear inner housing 7 may be provided with grooves so as to accommodate the connection portion 3. The avoiding portion 17 may be formed by leaving a gap at the joint between the tail end of the front inner housing 6 and the rear inner housing 7, that is, the two are not completely adhered to each other, and the gap is the avoiding portion.
An extension portion 18 is provided at the rear end of the rear inner case 7, the extension portion 18 is provided with a connection groove 19, the connection groove 19 communicates with the groove portion 16 from the rear end of the rear inner case 7, and the connection groove 19 is used to receive a cable electrically connected to the insertion portion 4 in the groove portion 16. After the cable is electrically connected to the insertion portion 4 within the groove portion 16, the cable can be secured to the extension portion 18 by being sleeved into a metal boot 20, as shown in fig. 12. The boot 20 may be hexagonal or polygonal to more easily nest in and fit the cable on the extension 18. Finally, the extension 18 is wrapped by a tail sleeve 21.
For a connector similar to the SC interface, the connector further includes an outer housing 22, the outer housing 22 is fitted over an inner housing formed by combining a front inner housing and a rear inner housing and can move back and forth, and the outer housing 22 is provided with an opening 23 that allows the contact portion 2 to communicate with the outside. The outer shell 22 may close the groove portion 16 above.
The conductive sheet 1 is provided in two and the main body of the conductive sheet 1 is disposed on the same side of the inner housing formed by joining the front inner housing 6 and the rear inner housing 7, and the contact part 2 may be disposed on the same surface as the main body of the conductive sheet 1, or as shown in fig. 13, the contact part 2 extends from the front end of the main body to both sides, so that the contact parts 2 are disposed on the side surfaces adjacent to the main body of the conductive sheet 1, that is, on both sides of the inner housing, respectively. Meanwhile, it may be configured such that the conductive sheets 1 are respectively disposed on both sides of the inner case 1, and the insertion cavity 15 and the groove portion 16 are correspondingly disposed on both sides of the inner case.
Claims (8)
1. An optical-electrical composite optical fiber connector is characterized in that:
the method comprises the following steps:
a conductive sheet having a contact portion for making electrical contact with an external device, a connection portion provided between the contact portion and the insertion portion, and an insertion portion;
a ferrule assembly having an optical interface, the ferrule assembly configured to secure an optical fiber;
the inner shell comprises a front inner shell and a rear inner shell, wherein the front inner shell and the rear inner shell are both provided with through inner cavities; the ceramic ferrule assembly is configured in the inner cavity of the front inner shell, the optical interface extends out of the front end of the front inner shell, the front end of the rear inner shell is provided with an extension part, and the front inner shell is fixed on the extension part through a clamping part;
a bearing part for carrying the contact part is arranged on the surface of the front inner shell; the rear inner shell is provided with an insertion cavity matched with the insertion part, and a groove part communicated with the insertion cavity is arranged close to the tail part of the rear inner shell; an avoiding part for accommodating the connecting part is arranged at a joint where the front inner shell and the rear inner shell are combined, the avoiding part is used for communicating the insertion cavity with the outside and guiding the insertion cavity to the bearing part;
when the insertion part of the conducting strip is inserted into the insertion cavity, at least one part of the insertion part enters the groove part from the insertion cavity, the insertion part positioned in the groove part is electrically connected with a cable, and the insertion part is guided to the contact part through the connection part in the avoiding part after the front inner shell and the rear inner shell are combined.
2. The optoelectrical composite fiber connector of claim 1, wherein:
the extension is inserted into the inner cavity of the front inner housing and extends into a portion of the inner cavity of the front inner housing.
3. The optoelectrical composite fiber connector of claim 1, wherein:
the surfaces on which the contact portion and the insertion portion are located are parallel to each other.
4. The optoelectrical composite fiber connector of claim 1, wherein:
the number of the conducting strips is two, and the main bodies of the conducting strips are arranged on the same side of the inner shell formed by combining the front inner shell and the rear inner shell;
the contact portions are disposed on the same surface as the conductive sheet main body, or the contact portions are respectively disposed on side surfaces adjacent to the conductive sheet main body.
5. The optoelectrical composite fiber connector of claim 1, wherein:
the two conducting strips are arranged and respectively arranged on two sides of the inner shell.
6. The optoelectrical composite fiber connector of claim 5, wherein:
the insertion cavity and the groove portion are respectively disposed at both sides of the inner case.
7. The optoelectrical composite fiber connector of claim 1, wherein:
the contact part is arranged on the inner shell, the contact part is arranged on the outer shell, and the contact part is arranged on the outer shell.
8. The optical-electrical composite optical fiber connector according to any one of claims 1 to 7, wherein:
the rear inner housing has an extension portion at a rear portion thereof, the extension portion being provided with a connection groove communicating with the groove portion from the rear portion of the rear inner housing, the connection groove being used to receive a cable electrically connected to the insertion portion in the groove portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221383761.6U CN218448582U (en) | 2022-06-02 | 2022-06-02 | Photoelectric composite optical fiber connector |
| PCT/CN2023/082971 WO2023226564A1 (en) | 2022-05-27 | 2023-03-22 | Photoelectric composite optical fiber connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221383761.6U CN218448582U (en) | 2022-06-02 | 2022-06-02 | Photoelectric composite optical fiber connector |
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| Publication Number | Publication Date |
|---|---|
| CN218448582U true CN218448582U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221383761.6U Active CN218448582U (en) | 2022-05-27 | 2022-06-02 | Photoelectric composite optical fiber connector |
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|---|---|
| CN (1) | CN218448582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226564A1 (en) * | 2022-05-27 | 2023-11-30 | 江苏宇特光电科技股份有限公司 | Photoelectric composite optical fiber connector |
-
2022
- 2022-06-02 CN CN202221383761.6U patent/CN218448582U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226564A1 (en) * | 2022-05-27 | 2023-11-30 | 江苏宇特光电科技股份有限公司 | Photoelectric composite optical fiber connector |
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