CN209570725U - A fiber optic connector - Google Patents

Abstract

The utility model provides a kind of optical fiber connector, comprising: insulating body, the insulating body include several side walls, and the side wall encloses the container for setting and forming receiving docking connector；And lock pin, the lock pin include the sleeve being arranged in the container；The side wall includes the first side wall being oppositely arranged and second sidewall；The insulating body is additionally provided with extension mechanism, and the extension mechanism includes the first fixing piece being arranged on the first side wall and the second fixing piece being arranged in the second sidewall；First fixing piece, the second fixing piece all include fixing groove and fixed projection；The fixing groove of first fixing piece is matched with the fixed projection of the second fixing piece on another optical fiber connector, and the fixed projection of first fixing piece is matched with the fixing groove of the second fixing piece on another optical fiber connector.Compared to the prior art, the utility model optical fiber connector is easy to extend, and suitable for the occasion of different demands, reduces application cost.

Description

A fiber optic connector

technical field

The utility model relates to a connector, in particular to an optical fiber connector.

Background technique

LC type connector is a fiber optic connector type researched and developed by the famous Bell (Bell) Research Institute. It is made of an easy-to-operate modular jack (RJ) latch mechanism. The size of the pins and sleeves used is half the size of ordinary SC, FC, etc., which is 1.25mm. In this way, the density of optical fiber connectors in the optical fiber distribution frame can be increased. However, the existing LC-type connectors are all managed through optical fiber distribution frames. In order to meet the needs of different applications, people need to customize fiber distribution frames of different specifications, which increases the application cost.

In view of the above problems, it is necessary to provide a new optical fiber connector to solve the above problems.

Contents of the invention

Aiming at the deficiencies of the prior art, the technical problem solved by the present invention is to provide an optical fiber connector, which is easy to expand, applicable to occasions with different requirements, and reduces the application cost.

In order to solve the problems of the technologies described above, the technical solution of the present invention is achieved in the following way:

An optical fiber connector, comprising: an insulating body, the insulating body includes a plurality of side walls, the side walls surround and form a receiving groove for accommodating a mating connector; and a ferrule, the ferrule includes a The inner sleeve; the side wall includes a first side wall and a second side wall oppositely arranged; the insulating body is also provided with an expansion mechanism, and the expansion mechanism includes a first side wall arranged on the first side wall The fixing part and the second fixing part arranged on the second side wall; the first fixing part and the second fixing part both include a fixing groove and a fixing protrusion; the fixing groove of the first fixing part and another optical fiber The fixing protrusion of the second fixing part on the connector is matched, and the fixing protrusion of the first fixing part is matched with the fixing groove of the second fixing part on another optical fiber connector.

Further, the fixing groove is formed by inwardly recessing from the side wall surface.

Further, the width of the fixing groove gradually narrows from the bottom to the top.

Further, the fixing groove extends from one end of the side wall to the fixing protrusion; the fixing protrusion extends from the fixing groove to the other end of the side wall.

Further, the length of the fixing groove is equal to the length of the fixing protrusion.

Further, the included angle between the first fixing member or the second fixing member and the mating direction of the optical fiber connector is an acute angle.

Further, the first fixing piece or the second fixing piece is perpendicular to the mating direction of the optical fiber connector.

Further, the projections of the first fixing part and the second fixing part on the first side wall overlap or do not overlap.

Further, the insulating body is further provided with a partition wall, and the partition wall divides the receiving groove into two.

Further, a through hole communicating with the receiving groove is also provided on the side wall.

The beneficial effects of the invention are: compared with the prior art, the optical fiber connector of the utility model is easy to expand, is suitable for occasions with different requirements, and reduces the application cost.

Description of drawings

FIG. 1 is a three-dimensional schematic view of the optical fiber connector of the present invention.

FIG. 2 is a schematic perspective view of another angle of the optical fiber connector shown in FIG. 1 .

FIG. 3 is a schematic perspective view of the insulating body.

FIG. 4 is a schematic perspective view of another angle of the insulating body shown in FIG. 3 .

FIG. 5 is a schematic perspective view of the grounding element.

FIG. 6 is a schematic perspective view of another embodiment of the insulating body.

FIG. 7 is a schematic perspective view of another angle of the insulating body shown in FIG. 6 .

FIG. 8 is a schematic perspective view of an optical fiber connector assembly.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the specific implementation manners of the present invention will be described in detail below in conjunction with the accompanying drawings. Examples of these preferred embodiments are illustrated in the accompanying drawings. The embodiments of the invention shown in and described with reference to the drawings are merely exemplary, and the invention is not limited to these embodiments.

Here, it should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only the structures and/or processing steps closely related to the solution of the present invention are shown in the drawings, and the steps related to the present invention are omitted. Invent other details that don't really matter.

Additionally, it should be noted that the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also Other elements not expressly listed, or inherent to the process, method, article, or apparatus are also included.

1 and 2, the optical fiber connector 100 of the present invention includes an insulating body 10, a ferrule (not shown) accommodated in the insulating body 10, and a grounding member installed on the insulating body 10. 20.

Please refer to FIG. 3 and FIG. 4 , the insulating body 10 includes a plurality of side walls 11, a lateral expansion mechanism 12, a longitudinal expansion mechanism 13 and a receiving groove 14 arranged on the side walls 11, and the receiving groove 14 It is formed by surrounding the plurality of side walls 11 . The ferrule includes a sleeve (not shown) disposed in the receiving groove 14 . The side wall 11 includes a top wall 111, a bottom wall 112 opposite to the top wall 111, a left side wall 113 perpendicular to the top wall 111, and a right side wall 114 opposite to the left side wall 113. . The top wall 111 is provided with a pair of protruding walls 151 protruding outward from the surface of the top wall 111 , a connecting wall 152 connecting the pair of protruding walls 151 , and a through hole communicating with the receiving groove 14 153. The included angle between the raised wall 151 and the mating direction of the optical fiber connector 100 is an acute angle or a right angle. The raised wall 151 extends from one end of the top wall 111 to the other end, and a positioning slot 1511 is formed on one side thereof. A fastening groove 1521 is also provided at the intersection of the connecting wall 152 and the top wall 111 . The through holes 153 are used for heat dissipation. The insulating body 10 is further provided with a partition wall 115 , and the partition wall 115 divides the receiving groove 14 into two.

Please refer to FIG. 3 and FIG. 4 , the lateral expansion mechanism 12 includes a first fixing member 121 arranged on the left side wall 113 and a second fixing member 122 arranged on the right side wall 114 , so The first fixing part 121 cooperates with the second fixing part 122 on another optical fiber connector, so that the two are fixed together, so as to realize the horizontal expansion of the optical fiber connector 100 . The included angle between the first fixing member 121 , the second fixing member 122 and the mating direction of the optical fiber connector 100 is an acute angle or a right angle. In this embodiment, the first fixing member 121 and the second fixing member 122 extend from one end to the other end of the left side wall 113 and the right side wall 114 respectively. Both the first fixing part 121 and the second fixing part 122 include a fixing groove 123 and a fixing protrusion 124 , and the fixing groove 123 and the fixing protrusion 124 are collinear. The fixing groove 123 of the first fixing part 121 matches the fixing protrusion 124 of the second fixing part 122 on another optical fiber connector; the fixing protrusion 124 of the first fixing part 121 matches the second fixing protrusion 124 of another optical fiber connector The fixing groove 123 of the fixing piece 122 matches. The fixing groove 123 is inwardly recessed from the surface of the left side wall 113 or the right side wall 114 , and its width gradually narrows from the bottom to the top. The fixing groove 123 extends from one end of the left side wall 113 or the right side wall 114 to the fixing protrusion 124; the fixing protrusion 124 extends from the fixing groove 123 to the left side wall 113 or the right side wall 114 ; and, the length of the fixing groove 123 is equal to the length of the fixing protrusion 124 . In this embodiment, the projections of the first fixing part 121 and the second fixing part 122 on the left side wall 113 do not coincide, but in other embodiments, the first fixing part 121 and the second fixing part The projections of the pieces 122 on the left side wall 113 may be partially overlapped or completely overlapped.

Please refer to FIG. 3 and FIG. 4 , the longitudinal expansion mechanism 13 includes a third fixing member 131 arranged on the top wall 111 and a fourth fixing member 132 arranged on the bottom wall 112 . The three fixing parts 131 cooperate with the fourth fixing part 132 on another optical fiber connector, so that the two are fixed together, so as to realize the longitudinal expansion of the optical fiber connector 100 . One of the third fixing member 131 and the fourth fixing member 132 is a fixing groove, and the other is a fixing protrusion matched with the fixing groove. In this embodiment, the third fixing part 131 is a fixing groove 133 , and the fourth fixing part 132 is a fixing protrusion 134 . The fixing groove 133 is formed by the raised wall 151 and the connecting wall 152 , and the locking groove 1521 is located on a side of the connecting wall 152 away from the fixing groove 133 . Certainly, in other embodiments, the fixing groove 133 may also be formed by inwardly recessing from the surface of the top wall 111 . The fixing protrusion 134 is provided with a positioning protrusion 1341 matching with the positioning groove 1511 and a groove 1342 matching with the connecting wall 152 .

Please refer to FIG. 5 , the ground member 20 is made of metal, and partially covers the raised wall 151 . Since the grounding member 20 is grounded, static electricity can be effectively discharged to prevent adverse effects of static electricity on the optical fiber connector 100 . The ground member 20 includes a main body 21 , an elastic arm 22 bent and extended from one side of the main body 21 , and a locking arm 23 bent and extended from the other side of the main body 21 . The main body 21 is provided with a through groove 211 matched with the fixing protrusion 134 . The elastic arm 22 includes a base portion 221 and an elastic resisting end 222 extending outward from a side of the base portion 221 along the raised wall 151 . The raised wall 151 is located between the pair of elastic arms 22 , and the elastic resisting end 222 elastically resists the raised wall 151 . The buckling arm 23 buckles the connecting wall 152 and protrudes into the buckling groove 1521 .

6 and 7 show another embodiment of the longitudinal expansion mechanism 23 . The longitudinal expansion mechanism 23 includes a fixing slot 231 on the top wall 111 and a fixing protrusion 232 on the bottom wall 112 . The fixing groove 231 is only formed by surrounding the raised wall 151 , that is, the fixing groove 231 penetrates through the insulating body 10 along the extending direction of the raised wall 151 . The fixing protrusion 232 extends from one end to the other end of the bottom wall 112 along the extension direction of the raised wall 151 . Since the fixing protrusion 232 is a whole without a break in the middle, the cooperation between the fixing protrusion 232 and the fixing groove 231 has stronger anti-interference ability.

Please refer to FIG. 8, the utility model also discloses an optical fiber connector assembly, the optical fiber connector assembly includes several optical fiber connectors 100 and a metal housing (not shown) for accommodating the optical fiber connectors 100 ), the grounding member 20 is in contact with the metal shell.

Compared with the prior art, the optical fiber connector 100 of the present utility model realizes the horizontal and vertical expansion of the optical fiber connector 100 through the horizontal expansion mechanism 12 and the vertical expansion mechanism 13, so that the optical fiber connector 100 The requirements of different occasions can be applied, thereby expanding the scope of application of the optical fiber connector 100 . Moreover, the optical fiber connector 100 discharges static electricity through the grounding member 20 , which can effectively avoid adverse effects of static electricity on the optical fiber connector 100 .

In particular, it should be pointed out that for those skilled in the art, the equivalent changes to the present invention made under the teaching of the present invention should still be included in the claimed scope of the patent scope of the present application.

Claims (10)

1. A fiber optic connector, comprising: an insulating body, the insulating body includes a plurality of side walls, and the side walls surround and form a receiving groove for accommodating the docking connector; and The ferrule, the ferrule includes a sleeve arranged in the receiving groove; it is characterized in that: The side wall includes a first side wall and a second side wall that are oppositely arranged; the insulating body is also provided with an expansion mechanism, and the expansion mechanism includes a first fixing member disposed on the first side wall and a The second fixing part on the second side wall; the first fixing part and the second fixing part both include a fixing groove and a fixing protrusion; the fixing groove of the first fixing part and the second fixing part on another optical fiber connector The fixing protrusions of the two fixing parts match, and the fixing protrusion of the first fixing part matches the fixing groove of the second fixing part on another optical fiber connector. 2. The optical fiber connector according to claim 1, wherein the fixing groove is formed by inwardly recessing from the surface of the side wall. 3. The optical fiber connector according to claim 2, wherein the width of the fixing groove gradually narrows from the bottom to the top. 4. The optical fiber connector according to claim 3, wherein the fixing groove extends from one end of the side wall to the fixing protrusion; the fixing protrusion extends from the fixing groove to the side wall the other end of the 5. The optical fiber connector according to claim 4, wherein the length of the fixing groove is equal to the length of the fixing protrusion. 6 . The optical fiber connector according to claim 1 , wherein an included angle between the first fixing member or the second fixing member and the mating direction of the optical fiber connector is an acute angle. 7. The optical fiber connector according to claim 1, wherein the first fixing member or the second fixing member is perpendicular to the mating direction of the optical fiber connector. 8 . The optical fiber connector according to claim 1 , wherein projections of the first fixing member and the second fixing member on the first side wall coincide or do not overlap. 9. The optical fiber connector according to claim 1, wherein the insulating body is further provided with a partition wall, and the partition wall divides the receiving groove into two. 10. The optical fiber connector according to claim 1, wherein a through hole communicating with the receiving groove is further provided on the side wall.