TW200821653A - SC type simplex one-piece optical adapter - Google Patents

Abstract

An SC type simplex one-piece optical adapter is provided. The SC type adapter of the present invention has fewer parts than a conventional one. Therefore, it is simpler and easier to assemble the SC type adapter. In addition, because the housing of the SC type adapter is not required to be ultrasonically welded, there is not any welding line on the SC type adapter.

Description

200821653 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to an SC type single-piece optical fiber adapter, and more particularly

A type of single-piece fiber optic adapter that has fewer components than conventional adapters. T [Prior Art] Referring to Figure 1, a conventional SC-type single-piece fiber adapter 1{) has a body 11 provided with a chamber 32 surrounded by a plurality of side walls 60. They can be connected to the mating fiber optic connector (fibu conneCtor) 90, respectively. When the optical fiber connector 9 is inserted into the cavity 32 of the optical fiber adapter, the side wall 6 of the optical fiber adapter 1 is provided with a notch 3〇, and the notch 30 can be protruded from the optical connector 90. 92 card connection, with the function of alignment. Furthermore, the optical fiber adapter 1 is provided with a fixing clip 54 and a sleeve 52, and can be engaged with the recess 34 of the optical fiber connector 90 by the fixing clip 54 so that the sleeve 52 is butted against the sleeve of the optical fiber connector 9〇. (ferrule) 96. Φφ Referring to FIG. 2, the conventional fiber optic adapter 200 includes a first housing 210a, a second housing 210b, a first inner housing 22a, a second inner housing 220b, and a sleeve 230. . The first housing 21A and the second housing 210b have the same structure; and the first inner housing 22a and the second inner housing 220b have the same structure. The peripheral body 210a, 21 Ob has a rectangular chamber 215 surrounded by four continuous side walls 211, 212, 21 3 and 214 which can be connected to the butted fiber optic connection 90. A pair of lugs 216 are respectively extended from the outer sides of the side walls 212, 214. It is convenient to fix the outer casings 2a, 21b to the flat surface of the table 01216-TW*200821653. Further, the inner sides of the side walls 211, 213 each have an elongated protrusion 217 whose length is flattened around the circumference of the side walls 211, 213 and away from the circumference. The inner casing 220a, 220b has a hollow cylindrical body 221 and a rectangular flange 222 at the end of the cylindrical body 221, the flange 222 being sized to be received in the rectangular chamber 215 of the outer casing 210a, 210b, and its thickness It is just the distance that the protrusion 217 leaves the circumference of the side walls 211, 213. Further, the inner casings 220a, 220b further have a pair of fixing clips 223 extending from the flanges 222 and positioned on both sides of the cylindrical body 221. When the outer casing 210a' 210b, the inner casings 220a and 220b, and the sleeves 230 are assembled into the optical fiber adapter 1 of the first embodiment, the cylinders 221 of the inner casings 220a and 220b are respectively The fixing clips 223 are sleeved into the outer casings 22a, 220b, and the elongated protrusions 217 of the outer casings 220a, 220b serve as blocking members, so that the flanges 222 of the inner casings 22a, 220b can be caught on the side walls 211, 212,

210a, 210b are connected to each other.

For trouble. In view of this, there is a need to provide a device to solve the above problem. [Summary of the Invention] SC type single piece fiber optic adapter

01216-TW 200821653 The object of the present invention is to provide a time bean and right-hand, early-type optical fiber adapter, which has fewer components, is easier to assemble than the ^ ^ ^ ^, and its outer casing Into, there is no trace of fusion on the appearance, so it is visually beautiful

W - - 达达体 The above-described sc-type single-piece optical fiber adapter includes a body: a hollow cylinder and a clamping assembly. The outer casing is formed by the first side wall of the first side, the third side wall and the fourth side wall, wherein the first side wall: the third side wall is opposed to and connected to the second and fourth side walls. First, the brother: the third and fourth side walls together form a first housing, and the other half surrounds the second housing. The first housing has a first housing The second housing has a second chamber having an opening. The first medium=cylinder is disposed in the first housing, and the axial direction thereof is parallel to the first, second, and fourth side walls. The clamping component is disposed in the outer casing, and comprises a first flange, a surface of the second flange is provided with a pair of first fixing losses, and the opposite surface is provided with a pair of second fixing clips and two second positions A second hollow cylinder between the retaining clips, the second hollow cylinder having an opening at both ends and an axial direction perpendicular to the second flange. The two of the above-mentioned two fixed clips are located on two sides of the first cylinder, and the second cylinder and the two second fixing clips are located in the second housing, the axial direction of the first cylinder and the axial direction of the second circular body alignment. The above and other objects, features, and advantages of the present invention will become apparent from the description of the appended claims. < Embodiment

01216-TW 7 200821653 The third embodiment of the sc-type single-piece optical fiber adapter 3 of the present invention comprises an outer casing 3 10 and a clamping assembly 320. The outer casing 3 10 includes a first housing 310a and a second housing 31〇b, wherein the first housing 31〇a has an opening formed by four continuous side walls 3Ua, 312a, 313a and 314a. The first chamber 315a has a second chamber 310a having a second chamber 315b formed by four continuous side walls 311b, 312b, 313b and 314b. The side wall 311b is extended in parallel by the side wall 311a, and forms a side wall 3丨丨 together with the side wall 31a; the side wall 3>2b extends in parallel by the side wall 3 i & and is common with the side wall 3 12a Forming the side wall 3 12; the side wall 3 13b extends in parallel from the side wall 313a, and forms a side wall 313 together with the side wall 3 i 3 a; the side wall 314b extends in parallel from the side wall 314a and forms together with the side wall 314a Side wall 314. In addition, the side walls 311 & and 3Ub are respectively provided with notches 317a, 317b, so that when the optical fiber connector 9 is inserted into the chambers 315a, 315b, it can be engaged with the protrusions on the optical fiber connector 9〇, having the alignment Features.

Further, a lug 3 16 is provided on each of the outer sides of the side walls 3 12 and 314 to secure the outer body 310 to a flat surface. The first chamber is provided with a hollow cylinder 318 fixed in the outer casing 31, and its axial direction is parallel to the side walls 311, 312, 313 and 314; the front end opening 318a of the cylinder 318 is directed toward the notch 317a and the rear end. The opening 318b faces the notch 3 17b, and the inner diameter of the front end opening 3 18a is smaller than the inner diameter of the rear end opening 3丨8b. When a sleeve tube 330 is inserted into the cylindrical body 318 from the rear end 3 18b of the cylinder, the sleeve tube 330 cannot be pierced by the front end opening 318a of the cylinder, and a portion of the length will exit the cylinder 3 1 8 . In addition, in order to fix the cylinder 3 to the outer casing 310, a flange 319 is connected to the outer surface of the rear end opening 318b.

01216-TW S 200821653 The flange 319 is fixed to, for example, the side walls 311 and 313, or to the side walls 312 and 314.

The clamping assembly 320 includes a generally rectangular flange 322 having opposing surfaces 326a and 326b and four continuous sides 328a, 328b, 328c, 328d coupled to the surfaces 326a and 326b. The surface 326a of the flange 322 is provided with a pair of fixing clips 324a, and the other opposite surface 326b is provided with another pair of fixing clips 324b and a hollow cylinder 328 located between the two fixing clips 324b; the axis of the hollow cylinder 328 The direction of the direction is perpendicular to the flange 322 and has openings at both ends. The side surface 32Sa of the flange 322 is provided with a recess 329a, and the other side 328c is provided with another recess (not shown). Referring to Figures 5 and 6, when the outer casing 310 and the clamp assembly 32 are to be assembled into the sc-type single-piece optical adapter 300 of the invention, the sleeve 33 is first inserted into the cylinder 318 from the rear end 318b of the cylinder. Since the length of the sleeve 33 is larger than the axial length of the cylinder 318, the sleeve 33 has a partial length exposed at the rear end 318b of the cylinder. Then, the clamping assembly 32 is sleeved into the outer casing 31 by the opening of the second chamber 315b and fixed therein, so that the two fixing clips 324a are located on both sides of the cylinder 318, and the cylinder 328 and the two fixing clips 324a are located at the In the second housing 31〇b, the axial direction of the cylinder 328 is aligned with the axial direction of the cylinder 3 18 and is sleeved outside the sleeve tube 330. In order to enable the clamping assembly 320 to be firmly fixed in the outer casing 31, the inner side of the side wall 3 11 at the rear end of the cylindrical body is respectively provided with a straight line 34la f 341b which is perpendicular to the side wall. 312 and 314; and the inner side of the side wall 313 on both sides of the rear end 318b of the cylinder are respectively provided with a straight line of convex lines (not shown), and the longitudinal direction thereof is perpendicular to the side walls 312 and 314. When the clamping assembly 320 is placed into the outer casing 31, the convex lines on the side wall 311,

01216-TW 9 200821653 3 14b is stuck in the groove 329a of the convex edge 328a, and the convex line on the side wall 313 is caught in the groove of the flange side 328c, so that the clamping assembly 32 will not be The outer casing 310 is detached. When the two fiber connectors 90 are respectively inserted into the outer casing 310 through the openings of the chambers 315a, 315b for docking, the sleeves of the two connectors 9 are respectively inserted into the sleeves 3 (10) from the ends of the sleeves 330, respectively. The two pairs of fixing clips 324a and 324b holding the assembly 32〇 are respectively engaged with the recesses of the two connectors 9〇

At position 34, the end faces of the two sleeves 96 are in contact with each other, thereby achieving the purpose of docking the two fiber optic connectors 90. The outer casing 310 is preferably integrally formed, that is, in the form of plastic injection molding, and simultaneously forms the side walls 311, 312, 313, 314, the two lugs 316 and the cylindrical body 318; likewise, the clamping assembly 32 can also be plastic. The molding method is integrally formed. / The SC type single-piece optical fiber adapter of the present invention_outer casing 31〇, because the system body is formed, there is no trace of fusion in appearance; furthermore, the invention is a single-piece optical fiber type The stomach 300 has fewer components and is easier to assemble. The present invention has been disclosed in the foregoing embodiments, and is not intended to limit the invention, and the invention is intended to be within the spirit and scope of the invention. The scope of protection is defined by the scope of the patent application

01216-TW 200821653 [Simple description of the drawing] · Fig. 1 is a perspective view of a conventional sc-type single-piece light. Fiber Adapter and Fiber Connection Figure 2·· is a % of the Convention. Figure 3: Explosion diagram of the hair-early-type fiber-optic adapter. Fig. 3a is a perspective view of the holding assembly of the present invention. Clip of a cow-type fiber optic adapter Figure 4: Figure of the invention. Early + type fiber optic adapter stereo 3 and 6 diagram: show the steps of assembling the various components into an SC type single-piece optical adapter 4 early-type optical adapter. Go . The perspective view. Section of the S-type single-piece fiber optic adapter of the month ··

01216-TW 200821653

[Description of the number] 10 fiber optic adapter 11 body 30 notch 32 chamber 34 recess 52 sleeve tube 54 fixing clip 60 side wall 90 fiber optic connector 92 protrusion 96 sleeve 200 fiber optic adapter 210a outer casing 210b outer casing 211 side wall 212 Side wall 213 side wall 214 side wall 215 chamber 216 lug 217 protrusion 220a inner casing 220b inner casing 221 cylinder 222 flange 223 fixing clip 230 sleeve 300 fiber optic adapter 310 outer casing 310a casing 310b casing 311 side wall 311a side wall 311b side wall 312 side wall 312a side wall 312b side wall 313 side wall 313a side wall 313b side wall 12

01216-TW 200821653 314 Sidewall 314b Sidewall 315b Chamber 317a Notch 318 Cylinder 318b Opening 322 Flange 324b Retaining clip 326b Surface 328a Side 328c Side 329a Groove 341a Convex

314a side wall . 315a chamber 316 lug 317b notch 318a opening 320 clamping assembly 324a retaining clip 326a surface 328 cylinder 328b side 328d side 330 sleeve tube 341b convex line

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01216-TW

Claims (1)

200821653 X. Patent application scope: 1. An SC type single-piece optical fiber adapter for docking two optical fiber connectors, the optical fiber adapter comprising: an outer casing, which is composed of a first side wall and a second Forming a side wall, a third side wall and a fourth side wall, wherein the first side wall is opposite to the third side wall and connected to the second and fourth side walls, the first, second, third and fourth sides One half of the side wall collectively surrounds a first housing, and the other half surrounds a second housing. The first housing has an open first chamber, and the second housing has an opening. a second chamber; a first hollow cylinder 7 is disposed in the first housing, the axial direction of the first hollow cylinder being parallel to the first, second, third and fourth sidewalls; a clamping assembly disposed in the outer casing, the clamping assembly comprising a substantially rectangular second flange, the second flange having two opposing first and second surfaces, and the first, a first side, a second side, and a second surface connected to the second surface a side surface and a fourth side surface, wherein the first side surface is opposite to the third side surface and connected to the second and fourth side surfaces, the first surface is provided with a pair of first fixing clips, and the second surface is provided with a pair of a second fixing cylinder and a second hollow cylinder positioned between the two second fixing clips, the second hollow cylinder has an opening at both ends thereof, and an axial direction thereof is perpendicular to the second flange, wherein the two a fixing clip is located on both sides of the first cylinder, and the second cylinder and the two second fixings are located in the second housing. The axial direction and the first cylinder of the first 012I6-TW 14 200821653 ' The axial alignment of the two cylinders. 2. The SC type single-piece optical fiber adapter of claim _i, wherein the first side of the second flange is provided with a first groove, and the third side of the flange is provided with a second a groove, the inner side of the first side wall of the outer casing is provided with at least one first convex line, and the inner side of the third side wall of the outer casing is provided with at least one second convex line, and the first and second convex lines are respectively provided In the first groove and the second groove. 3. The SC type single-piece optical fiber adapter of claim 2, wherein the inner side of the first side wall of the outer casing is provided with two first convex lines respectively located on two sides of the first cylinder. And the two first convex lines are in a straight line, and the inner side of the third side wall of the outer casing is provided with two second convex lines respectively located on two sides of the first cylindrical body, and the two second convex lines are in a straight line. 4. The SC type single-piece optical fiber adapter of claim 1, wherein the outer casing further comprises: a first flange fixed in the outer casing, the first hollow cylinder being fixed to the first On a flange. 5. The SC type one-piece optical fiber adapter of claim 4, wherein the first flange is fixed to the first and third side walls. 6. The SC type single-piece optical fiber adapter of claim 1 of the patent application, further comprising: a sleeve tube disposed in the first and second cylinders. 7. The sc-type one-piece optical fiber-optic adapter according to any one of claims 1 to 6, wherein the first, second, third and fourth side walls and the 01216-TW 15 200821653 A cylindrical system is integrally formed. 8. The SC type one-piece optical fiber adapter of claim 7, wherein the clamping assembly is integrally formed. »· 01216-TW 16