CN110007404A - A kind of optical fiber connector and fiber optic connector assembly - Google Patents

Abstract

The present invention provides an optical fiber connector and an optical fiber connector assembly. The optical fiber connector includes: an insulating body, and the insulating body includes a first side wall and a second side wall that are oppositely arranged; A raised wall protruding outward from the surface of the first side wall is provided, and the pair of raised walls together form a fixing groove; a fixing protrusion is arranged on the second side wall; and a ferrule, the ferrule It includes a sleeve arranged in the insulating body; the optical fiber connector is also provided with a grounding piece made of metal, and the grounding piece partially covers the raised wall. Compared with the prior art, the optical fiber connector of the present invention is easy to discharge static electricity, thereby effectively avoiding the adverse effects of static electricity on the optical fiber connector.

Description

Optical fiber connector and optical fiber connector assembly

technical field

The present invention relates to a connector, in particular to an optical fiber connector and an optical fiber connector assembly.

Background technique

The LC type connector is a type of optical fiber connector researched and developed by the famous Bell Research Institute. It is made of a modular jack (RJ) latch mechanism that is easy to operate. 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 the optical fiber connectors in the optical fiber distribution frame can be increased. However, existing LC-type connectors are managed through fiber optic distribution frames. In order to meet the needs of different applications, people need to customize the optical fiber distribution frame of different specifications, thus increasing the application cost. In addition, when the number of optical fiber connectors is large, static electricity is easily formed between the optical fiber connectors, thereby bringing unfavorable images to the optical fiber connectors.

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

SUMMARY OF THE INVENTION

In view of 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 discharge static electricity, thereby effectively avoiding the adverse effects of static electricity on the optical fiber connector.

In order to solve the above-mentioned technical problems, the technical scheme of the present invention is realized like this:

An optical fiber connector, comprising: an insulating body, the insulating body includes a first side wall and a second side wall arranged oppositely; the first side wall is provided with a surface protruding outward from the surface of the first side wall A pair of raised walls together form a fixing groove; a fixing protrusion is provided on the second side wall; and a ferrule, the ferrule includes a sleeve arranged in the insulating body; the The optical fiber connector is also provided with a grounding piece made of metal, and the grounding piece partially covers the raised wall.

Further, the grounding member includes a main body portion and an elastic arm formed by bending and extending outward from one side of the main body portion, and the elastic arm elastically presses against the protruding wall.

Further, the raised wall is located between the pair of elastic arms.

Further, the elastic arm includes a base and an elastic abutting end extending outward from one side of the base along the raised wall.

Further, the main body portion is provided with a through groove matched with the fixing protrusion.

Further, the insulating body is further provided with a connecting wall connected to the protruding wall; one side of the main body portion is further bent and extended outward to form a retaining arm, and the retaining arm abuts the connecting wall.

Further, at the intersection of the connecting wall and the first side wall, a buckling groove matched with the buckling arm is also provided.

Further, the raised wall and the connecting wall together form the fixing groove; the retaining groove is located on the side of the connecting wall away from the fixing groove.

Further, the optical fiber connector further has a metal casing for accommodating the insulating body, and the grounding member is in contact with the metal casing.

An optical fiber connector assembly includes a plurality of the aforementioned optical fiber connectors and a metal housing for accommodating the optical fiber connectors, and the grounding member is in contact with the metal housing.

The beneficial effects of the present invention are: compared with the prior art, the optical fiber connector of the present invention is easy to discharge static electricity, thereby effectively avoiding the adverse effects of static electricity on the optical fiber connector.

Description of drawings

FIG. 1 is a schematic perspective view of the optical fiber connector of the present invention.

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

FIG. 3 is a three-dimensional schematic diagram of the insulating body.

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

FIG. 5 is a three-dimensional schematic diagram of the grounding member.

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

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

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

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Examples of these preferred embodiments are illustrated in the accompanying drawings. The embodiments of the invention shown in the drawings 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 structures and/or processing steps closely related to the solution of the present invention are shown in the drawings, and the Invent other details that are less relevant.

In addition, it should be noted that the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a series of elements includes not only those elements, but also Also included are other elements not expressly listed or inherent to such a process, method, article or apparatus.

Please refer to FIG. 1 and FIG. 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 20 mounted on the insulating body 10 . .

Please refer to FIG. 3 and FIG. 4 , the insulating body 10 includes a plurality of side walls 11 , a lateral expansion mechanism 12 and a longitudinal expansion mechanism 13 disposed on the side walls 11 , and a receiving groove 14 . The receiving groove 14 It is formed by surrounding the several 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 raised walls 151 protruding outward from the surface of the top wall 111 , a connecting wall 152 connecting the pair of raised walls 151 , and a through hole communicating with the receiving groove 14 . 153. The included angle between the raised wall 151 and the butting 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 groove 1511 is provided on one side of the raised wall 151 . A retaining 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 parts.

Referring 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 . The first fixing member 121 is matched with the second fixing member 122 on the other optical fiber connector, so that the two are fixed together, thereby realizing the expansion of the optical fiber connector 100 in the lateral direction. The included angle between the first fixing member 121 and the second fixing member 122 and the butting 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 respectively extend from one end of the left side wall 113 and the right side wall 114 to the other end. The first fixing member 121 and the second fixing member 122 both 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 member 121 is matched with the fixing protrusion 124 of the second fixing member 122 on the other optical fiber connector; the fixing protrusion 124 of the first fixing member 121 is matched with the second fixing member 124 of the other optical fiber connector. The fixing grooves 123 of the fixing member 122 are matched with each other. The fixing groove 123 is formed inwardly 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 member 121 and the second fixing member 122 on the left side wall 113 do not overlap, but in other embodiments, the first fixing member 121 and the second fixing member 122 The projection of the piece 122 on the left side wall 113 may be partially coincident or completely coincident.

Referring 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 members 131 are matched with the fourth fixing member 132 on the other optical fiber connector, so that the two are fixed together, so that the optical fiber connector 100 can be extended in the longitudinal direction. 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 member 131 is a fixing groove 133 , and the fourth fixing member 132 is a fixing protrusion 134 . The fixing groove 133 is jointly formed by the raised wall 151 and the connecting wall 152 , and the retaining groove 1521 is located on the side of the connecting wall 152 away from the fixing groove 133 . Of course, in other embodiments, the fixing groove 133 may also be formed by concave inward 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 .

Referring to FIG. 5 , the grounding 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, and adverse effects of static electricity on the optical fiber connector 100 can be avoided. The grounding member 20 includes a main body portion 21 , an elastic arm 22 formed by bending outward from one side of the main body portion 21 , and a retaining arm 23 formed by bending outward from the other side of the main body portion 21 . The main body portion 21 is provided with a through groove 211 which is matched with the fixing protrusion 134 . The elastic arm 22 includes a base portion 221 and an elastic abutting end 222 extending outward from one side of the base portion 221 along the protruding wall 151 . The raised wall 151 is located between the pair of elastic arms 22 , and the elastic abutting end 222 elastically abuts the raised wall 151 . The holding arm 23 holds the connecting wall 152 and protrudes into the holding groove 1521 .

FIG. 6 and FIG. 7 show another embodiment of the vertical expansion mechanism 23 . The longitudinal expansion mechanism 23 includes a fixing groove 231 provided on the top wall 111 and a fixing protrusion 232 provided on the bottom wall 112 . The fixing groove 231 is only formed by being surrounded by the raised wall 151 , that is, the fixing groove 231 penetrates the insulating body 10 along the extending direction of the raised wall 151 . The fixing protrusion 232 extends from one end of the bottom wall 112 to the other end along the extending direction of the raised wall 151 . Since the fixing protrusion 232 is a whole without interruption in the middle, the fixing protrusion 232 cooperates with the fixing groove 231 to have stronger anti-interference ability.

Referring to FIG. 8 , the present invention also discloses an optical fiber connector assembly, the optical fiber connector assembly includes a plurality of the 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 invention 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 can It is suitable for the needs of different occasions, thereby expanding the applicable scope of the optical fiber connector 100 . In addition, the optical fiber connector 100 discharges static electricity through the grounding member 20 , which can effectively avoid the 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 patented scope of the present invention.

Claims (10)

1. An optical fiber connector, comprising: an insulating body, the insulating body comprises a first side wall and a second side wall which are arranged oppositely; the first side wall is provided with a raised wall protruding outward from the surface of the first side wall, the pair of The raised walls together form a fixing groove; a fixing protrusion is provided on the second side wall; and a ferrule, the ferrule includes a sleeve arranged in the insulating body; it is characterized in that: The optical fiber connector is further provided with a grounding piece made of metal, and the grounding piece partially covers the raised wall. 2 . The optical fiber connector according to claim 1 , wherein the grounding member comprises a main body portion and an elastic arm formed by bending and extending outward from one side of the main body portion, the elastic arm elastically abutting against the Describe the uplifted wall. 3. The optical fiber connector of claim 2, wherein the raised wall is located between the pair of elastic arms. 4 . The optical fiber connector of claim 2 , wherein the elastic arm comprises a base portion and an elastic abutting end extending outward from one side of the base portion along the protruding wall. 5 . 5 . The optical fiber connector of claim 2 , wherein the main body portion is provided with a through groove which is matched with the fixing protrusion. 6 . 6 . The optical fiber connector according to claim 2 , wherein: the insulating body is further provided with a connecting wall connected to the raised wall; and one side of the main body portion is further bent and extended outward to form a retaining wall. 7 . an arm, and the locking arm abuts the connecting wall. 7 . The optical fiber connector according to claim 6 , wherein a buckling groove matched with the buckling arm is further provided at the intersection of the connecting wall and the first side wall. 8 . 8 . The optical fiber connector of claim 7 , wherein the bulging wall and the connecting wall together form the fixing groove; and the retaining groove is located on a side of the connecting wall away from the fixing groove. 9 . 9 . The optical fiber connector according to claim 1 , wherein the optical fiber connector further has a metal casing for accommodating the insulating body, and the grounding member is in contact with the metal casing. 10 . 10. An optical fiber connector assembly, characterized in that: the optical fiber connector assembly comprises the optical fiber connector according to any one of claims 1 to 9 and a metal housing for accommodating the optical fiber connector, the optical fiber connector The grounding piece is in contact with the metal casing.