KR101792554B1 - Optical connector for assembling in the field - Google Patents

Optical connector for assembling in the field Download PDF

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Publication number
KR101792554B1
KR101792554B1 KR1020150081927A KR20150081927A KR101792554B1 KR 101792554 B1 KR101792554 B1 KR 101792554B1 KR 1020150081927 A KR1020150081927 A KR 1020150081927A KR 20150081927 A KR20150081927 A KR 20150081927A KR 101792554 B1 KR101792554 B1 KR 101792554B1
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KR
South Korea
Prior art keywords
optical fiber
main body
cover
jig
optical
Prior art date
Application number
KR1020150081927A
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Korean (ko)
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KR20160145894A (en
Inventor
윤성진
윤예섭
김태준
김성훈
조민석
김희민
Original Assignee
고려오트론(주)
탈렌티스 주식회사
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Application filed by 고려오트론(주), 탈렌티스 주식회사 filed Critical 고려오트론(주)
Priority to KR1020150081927A priority Critical patent/KR101792554B1/en
Publication of KR20160145894A publication Critical patent/KR20160145894A/en
Application granted granted Critical
Publication of KR101792554B1 publication Critical patent/KR101792554B1/en

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
    • G02B6/3858—Clamping, i.e. with only elastic deformation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3897—Connectors fixed to housings, casing, frames or circuit boards

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

Field of the Invention [0002] The present invention relates to a field-assembled optical connector capable of assembling an optical fiber in the field and interconnecting the two optical fibers together in a simple process so as to easily couple two optical fibers together, The present invention is directed to a field-assembled optical connector. A field-assembled optical connector according to the present invention includes a body having a hollow portion with open sides on both sides and a first insertion hole formed on one side of a lower surface thereof, a first optical fiber inserted into a hollow portion of the body, And a splice unit for elastically pressing the first optical fiber or the second optical fiber in a state in which the second optical fiber inserted from the outside is in contact with the first optical fiber or the jig for releasing the compression of the splice unit, .

Description

Technical Field [0001] The present invention relates to an optical connector for assembling in the field,

Field of the Invention The present invention relates to an optical connector, and more particularly, to a field-assembled optical connector that can be assembled in the field by a simple process to interconnect optical fibers.

In general, the optical connector is designed to minimize the optical loss through the epoxy bonding and the end polishing process by aligning the ferrule inserted with the core of the optical fiber such that the optical axis of the optical fiber cut according to the predetermined parameter is matched by the operator in the factory. It has been used to install optical cable by attaching optical connector to the finished product type called patch cord. For example, LC, ST, FC and SC optical connectors are used.

Since the patch cord is manufactured at the factory in the form of a finished product with a certain length according to the predetermined parameters, it is possible to use a fiber bundle, a fiber bundle, a fiber bundle in a photoconductor box, There is a limit in the length of the connection between the optical splitter and the optical transmission device and the connection between the optical transmission devices.

Field-assembled optical connectors have been used in which optical connectors provided on both sides of a patch cord are modified into an assembled type so that they can be easily assembled in the field and patch cords of a desired length can be obtained.

Korean Patent No. 10-1114289 discloses a field-assembled optical connector. The disclosed optical connector includes a ferrule having an optical fiber at its center, a receiving portion at one side of the connector housing inserted into the connector housing, a screw portion formed at an outer circumferential surface of the receiving portion, and a boot portion opened at the upper side for pressing and fixing the optical cable An optical connecting member inserted and fixed inside the plug, an optical connecting member for connecting the optical fiber of the ferrule inserted at the front end side and the optical fiber of the optical cable inserted at the rear end side from the inside, A boot part cover rotatably coupled to the plug at a side of the boot part so as to be rotated up and down to open and close the opened upper side of the boot part and fix the optical cable together with the boot part, And the boot portion and the inside of the boot portion cover And a screw cap for fixing the inserted optical fiber, wherein the optical connecting member is integrally formed between the ferrule insertion portion formed at the front, the optical fiber insertion portion formed at the rear, the ferrule insertion portion, An optical fiber connector having an optical fiber connection portion and an optical fiber connection portion, the optical fiber connection portion having an optical fiber connection groove in which an optical fiber of the optical fiber and an optical fiber of the optical fiber are mutually connected, And an optical connection housing holder which is fastened to the optical connection housing so as to surround the optical connection housing and the optical connection housing cover to press the optical connection housing cover, And an optical fiber insertion portion And a stopper for limiting a range in which the ferrule is moved while being pushed in the process of inserting the ferrule into the ferrule insertion portion.

Although the optical connector constructed as described above can be assembled in the field, when the housing holder fastened to the optical connection housing moves so that the inner circumferential surface surrounds the optical connection housing and the optical connection housing cover, the optical connection housing cover There is a problem that the coupling force is relatively weak and the coupling is not performed smoothly because the optical connection housing cover has a structure in which the optical fiber is clamped while pressing the optical fiber.

Accordingly, it is an object of the present invention to provide a field-assembled optical connector capable of easily assembling two optical fibers in a field by a simple process, coupling the two optical fibers together, and improving the coupling force of the optical fibers.

A field-assembled optical connector according to the present invention includes a main body having a hollow portion with open sides at both sides and a first insertion hole formed at one side of a lower surface thereof, a first optical fiber inserted into the hollow portion of the main body, A first splice unit for elastically pressing the first optical fiber or the second optical fiber in a state in which one optical fiber and a second optical fiber inserted from the outside are in contact with each other and one side of the splice unit is coupled to the first insertion hole of the main body, And releasing the jig.

In the field-assembled type optical connector according to the present invention, the splice unit may include a ferrule supporting the first optical fiber on one side, the first optical fiber formed on the upper part of the ferrule and supported by the ferrule, A V-shaped groove for aligning the introduced second optical fiber, a cover for pressing the first optical fiber or the second optical fiber inserted into the open upper portion of the V-shaped groove portion and aligned with the V-shaped groove, And an elastic portion provided between the upper surface and the inner surface of the main body and elastically supporting the cover to press the first optical fiber or the second optical fiber.

In the field-assembled type optical connector according to the present invention, the V-shaped groove may have a fitting hole penetrating from a top surface to a first insertion hole of the main body at a position corresponding to the first insertion hole.

In the field-assembled optical connector according to the present invention, the elastic portion is a Z-shaped spring.

In the field-assembled type optical connector according to the present invention, the cover includes a cover body inserted into an open upper portion of the V-shaped groove portion to press the first optical fiber or the second optical fiber, And a fitting leg inserted into the fitting hole of the mold part.

In the field-assembled type optical connector according to the present invention, the jig may include a jig body detachably coupled to a lower portion of the main body. When the jig body protrudes from the upper surface of the jig body and is coupled to the main body, And a jig leg penetrating the first insertion hole and the fitting hole of the V-shaped groove to raise the fitting leg of the cover to release the fixing of the first optical fiber or the second optical fiber.

In the field-assembled type optical connector according to the present invention, the second optical fiber is inserted into the splice unit, and the other end of the holder is inserted into the splice unit. And a boot coupled to the holder unit to fix the second optical fiber.

In the field-assembled optical connector according to the present invention, the ferrule of the splice unit is partially exposed to the front surface of the splice unit, and a second insertion hole corresponding to the first insertion hole of the main body is formed on the lower surface thereof. Further comprising a housing.

The field-assembled optical connector according to the present invention can improve the bonding force by elastically pressing the first optical fiber and the second optical fiber, which are seated on the V-shaped groove, through the elastic portion.

In the field-assembled optical connector according to the present invention, the first optical fiber and the second optical fiber are aligned in a state where the cover is lifted by engaging the jig, and when the alignment is completed, the jig is separated and the cover covers the first optical fiber and the second optical fiber By elastically compressing, it is possible to connect two optical fibers mutually by a simple process.

Further, the field-assembled optical connector according to the present invention comprises a Z-shaped elastic portion, a first optical fiber placed on the V-shaped groove portion, and a cover for pressing the second optical fiber, The assembling process can be simplified.

1 is a perspective view of a field-assembled optical connector according to an embodiment of the present invention.
2 is an exploded perspective view of a field-assembled optical connector according to an embodiment of the present invention.
3 is a perspective view illustrating a body of a field-assembled optical connector according to an embodiment of the present invention.
4 is a perspective view showing a splice unit of a field assembly type optical connector according to an embodiment of the present invention.
FIG. 5 is a view showing a state where a jig is separated in a sectional view taken along line 3-3 of the field-assembled optical connector shown in FIG. 1;
FIG. 6 is a view illustrating a state where a jig is engaged in a sectional view taken along line 3-3 of the field-assembled optical connector according to FIG. 1. FIG.

In the following description, only parts necessary for understanding the embodiments of the present invention will be described, and the description of other parts will be omitted so as not to obscure the gist of the present invention.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and the inventor is not limited to the meaning of the terms in order to describe his invention in the best way. It should be interpreted as meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely preferred embodiments of the present invention, and are not intended to represent all of the technical ideas of the present invention, so that various equivalents And variations are possible.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of a field-assembled optical connector according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view of a field-assembled optical connector according to an embodiment of the present invention.

1 and 2, a field assembly type optical connector 100 according to an embodiment of the present invention includes two optical fibers 1 and 2 such that two different optical fibers 1 and 2 can exchange signals with each other. ) Can be interconnected. In this embodiment, an optical fiber provided in the field-assembled type optical connector 100 is defined as a first optical fiber 1, and an optical fiber introduced from an external field-assembled type optical connector is defined as a second optical fiber 2. Here, the first optical fiber 1 and the second optical fiber 2 are formed of a jacket including an outer jacket (e.g., having a buffer coating or the like), a core (e.g., a bare clad / core) Type cable. The strength member comprises an aramid, Kevlar or polyester yarn or strand disposed between the inner surface of the fiber jacket and the outer surface of the coating.

Hereinafter, each configuration of the field-assembled optical connector 100 according to the present embodiment will be described in detail.

A field-assembled optical connector 100 according to an embodiment of the present invention includes a main body 10, a splice unit 20, and a jig 30. [ The field-assembled optical connector 10 according to the present embodiment may further include a holder unit 40, a boot 60, and a housing 50.

FIG. 3 is a perspective view of a main assembly of a field assembly type optical connector according to an embodiment of the present invention, and FIG. 4 is a perspective view illustrating a splice unit of a field assembly type optical connector according to an embodiment of the present invention.

Referring to FIGS. 1 to 4, first, the main body 10 forms a body for constructing the field-assembled type optical connector 100, and a hollow portion 11 through which both sides are penetrated may be formed. A splice unit 20 can be inserted into the hollow portion 11 of the main body 10 and supported. Here, the hollow portion 11 may be formed in a shape corresponding to the splice unit 20 so as to accommodate the splice unit 20 therein. That is, the surface of the splice unit 20, which will be described later, in contact with the V-shaped groove 22 can be formed to be curved so as to correspond to the outer surface of the V-shaped groove 22, It can be formed as a flat surface. In addition, a support protrusion 13 for supporting one side of the V-shaped groove 22 may be formed at one side of the hollow portion 11 so that the V-shaped groove 22 is not released to the outside. Here, the support protrusion 13 may be formed so that the ferrule 21 coupled to the V-shaped groove 22 can be protruded to the outer side of the main body 10.

A first insertion hole 12 is formed in the hollow portion 11 of the main body 10 so as to penetrate to the lower surface of the main body 10. The first insertion hole 12 is located on the same line as the fitting hole 22b provided in the V-shaped groove portion 22 of the splice unit 20 so that the jig leg 32 of the jig 30, Can be guided so as to be inserted into the fitting hole (22b) provided in the die (22).

The splice unit 20 is inserted into the hollow portion 11 of the main body 10 and has a first optical fiber 1 therein and a first optical fiber 1 and a second optical fiber 2 inserted from the outside The first optical fiber 1 and the second optical fiber 2 can be elastically pressed and fixed in a contact state.

The splice unit 20 may include a ferrule 21, a V-shaped groove 22, a cover 23 and an elastic portion 24. [

In the ferrule 21, the first optical fiber 1 is supported and fixed. That is, the first optical fiber 1 fixed to the ferrule 21 is in contact with the second optical fiber 2 drawn from the outside by the V-shaped groove 22, the cover 23 and the elastic portion 24 So that they can be electrically connected to each other. The ferrule 21 may be connected to a terminal box, a connector, or the like and may transmit a signal transmitted from the second optical fiber 2 to a terminal box or a connector or the like coupled through the first optical fiber 1. The first optical fiber 1 supported by the ferrule 21 can be seated on the V-shaped groove 22.

The V-shaped groove 22 has a top surface with a smooth upper surface in the form of an open top surface, and a top surface of the V-shaped groove 22 has a core for the first optical fiber 1 and a core for splicing the core of the second optical fiber 2 V-shaped grooves 22a are formed. The V-shaped groove 22a has a V-shaped cross section at a direction perpendicular to the length. The width of the V-shaped groove 22a is formed to be relatively smaller than the core diameter of the first and second optical fibers 1 and 2, It is preferable that the cores of the optical fibers 1 and 2 can be mounted thereon. An extension 25 is formed in a portion of the V-shaped groove 22 where the second optical fiber 2 is inserted. The extension 25 has a core insertion hole 25a extending from the V- . It is preferable that the core insertion hole 25a is substantially equal to the diameter of the core of the second optical fiber 2 so that no clearance is generated during insertion. The inlet of the core insertion hole 25a formed in the extension portion 25 is preferably formed with a funnel-shaped core guide portion 25b so that the insertion of the second core 2 can be performed smoothly. The inlet side of the V-shaped groove 22a corresponding to the core insertion hole 25a can be expanded toward the core insertion hole 25a so that the insertion of the core of the second Guam oil 2 can be performed smoothly.

The V-shaped grooves 22 may be formed with fitting holes 22b at both sides of the V-shaped grooves 22a through the first insertion holes 12 of the main body 10 on the basis of the V-shaped grooves 22a. The fitting leg 23b of the cover 23 is inserted into the fitting hole 22b from the upper side and the jig leg 32 of the jig 30 can be inserted into the lower side of the fitting hole 22b. That is, when the jig leg 32 of the jig 30 is inserted into the lower side of the insertion hole 22b through the first insertion hole 12, the V-shaped groove 22 is inserted into the insertion hole 22b The fitting legs 23b of the legs 23 can be raised by the jig legs 32.

A cover 23 for holding the cores of the first and second optical fibers 1 and 2 in a connected state is provided on the opened top of the V-shaped groove 22. The lower surface of the cover 23 is a flat surface parallel to the upper surface of the V-shaped groove 22 so as to press the cores of the first and second optical fibers 1 and 2 supported by the V- But is not limited thereto. The cover 23 may be formed with a fitting leg 23b inserted into the fitting hole 22b of the V-shaped groove 22. The fitting leg 23b is formed to be smaller than the fitting hole 22b so as to be inserted into the fitting hole 22b and can be raised or lowered while being inserted into the fitting hole 22b. The cover 23 can be inserted into the open portion of the V-shaped groove 22. The upper surface of the cover 23 may be formed in a planar shape so that the elastic portion 24 can be seated.

The elastic portion (24) is seated on the upper surface of the cover (23). The elastic portion 24 may be formed in a 'Z' shape when viewed from the side. The elastic portion 24 includes a first support portion 24a abutting the upper surface of the cover 23 and a second support portion 24b and an extension portion 24b extending diagonally from one side of the first support portion 24a, And a third support portion 24c formed in parallel with the first support portion 24a. The elastic portion 24 can be inserted into the remaining space after the cover 23 is inserted into the open upper portion of the V-shaped groove 22. The opening portion of the V-shaped groove 22 is formed to have a size corresponding to that of the elastic portion 24 and inserted into the elastic portion 24, thereby preventing the elastic portion 24 from flowing. The support portion 24c of the elastic portion 24 may be formed so that the contact portion with the main body 10 is inclined for easy connection with the main body 10. [

The jig 30 is coupled to the first insertion hole 12 of the main body 10 at one side to release the compression of the splice unit 20. [ The jig 30 includes a jig body 31 and a jig leg 32.

The jig body 31 may be formed in a shape corresponding to the lower surface of the main body 10 as a portion abutting the lower surface of the main body 10. In the present embodiment, it is formed in a plane. The jig legs 32 protrude from the upper surface of the jig body 31 and are connected to the body 10 through the first insertion hole 12 of the body 10 when the jig body 31 is coupled to the body 10. [ Can be inserted into the fitting hole (22b) of the base (22). The jig leg 32 presses and raises the fitting leg 23b of the cover 23 inserted from the upper side of the fitting hole 22b to move the first optical fiber 1 and the second optical fiber 2 can be released.

That is, in this embodiment, the core of the second optical fiber 2 is inserted into the V-shaped groove 22a of the V-shaped groove 22 in the state where the jig 30 is coupled to the main body 10 and the cover 23 is raised The aligned first optical fiber 1 and the aligned second optical fiber 2 can be fixed by separating the jig 30 from the main body 10 after the first optical fiber 1 is seated and aligned with the core of the first optical fiber 1. [

The housing 50 may be coupled to the main body 10 to protect the main body 10 and support the ferrule 21 of the splice unit 20 so as to protrude from the front surface. The ferrule 21 exposed to the outside of the housing 50 can be protected by a protective cap (not shown). A second insertion hole 51 is formed in a lower surface of the housing 50 at a position corresponding to the first insertion hole 12 of the main body 10 so that the jig leg 32 of the jig 30 can be inserted can do.

The holder unit 40 is connected to the main body 10 and is elastically biased by the spring 41 in the direction in which the ferrule 21 protrudes from the splice unit 20 on which the ferrule 21 is mounted. The holder unit (40) supports the spring (41) inserted into the extension (25). The holder unit 40 also includes jaws 42 spaced apart from each other by a predetermined distance that extend rearwardly from the body 10. The end portions of the jaws 42 are formed in a semicircular shape so as to grasp the jacket portion of the second optical fiber 2 in mutually opposite directions.

And the boot 60 may be coupled with the holder unit 40 to provide a clamping force to the jacket portion of the second optical fiber 2. [

The process of assembling the optical fiber using the field-assembled optical connector 100 according to the present embodiment will be described with reference to FIGS. 5 and 6. FIG. FIG. 5 is a view showing a state in which the jig is separated from the sectional view of the field-assembled type optical connector of FIG. 1, and FIG. 6 is a sectional view taken along the line 1-1 of FIG. As shown in FIG.

1 to 6, in order to connect the optical fiber to the field by using the field-assembled optical connector 100 according to the present embodiment, the second optical fiber 2 is inserted into the boot 60, (2) so as to conform to the end of the core of the pre-installed first optical fiber (1) so as to cut off a part of the cable jacket of the first optical fiber (2), peel off the coating portion of the second optical fiber And cutting the end of the core of the optical fiber 2.

Since the core of the cut second optical fiber 2 can be optically coupled by the splice unit 20, it is not necessary to polish the fiber end. The boot 60 may be slid over the second optical fiber 2 for later use.

Subsequently, the main body 10, the splice unit 20 and the holder unit 40 are assembled. The cover 23 is first placed on the upper portion of the V-shaped groove 22 and the elastic portion 24 is seated on the upper portion of the seated cover 23. The upper portion of the elastic portion 24 seated on the cover 23 can be inserted into the main body 10 in a state of being pressed. At this time, the third support portion 24c of the elastic portion 24 can be easily inserted into the main body 10 by forming a slope at the contact portion of the third support portion 24c with the main body 10. The splice unit 20, which is inserted into the main body 10 and is supported on one side, can be completely fixed by engaging the holder unit 40.

Then, the jig 30 is engaged with the lower surface of the housing 50. That is, as shown in Fig. 6, by engaging the jig 30, the cover 23, which is pressing the V-shaped groove 22, can be raised. Shaped groove 22a so that the core of the second optical fiber 2 flowing through the holder unit 40 can move along the V-shaped groove 22a by lifting the cover 23 pressing the V- Thereby forming a space.

In this state, the core of the second optical fiber 2 is drawn into the holder unit 40 and aligned with the core of the first optical fiber 1 on the V-shaped groove 22a of the V-shaped groove 22. It is confirmed whether the second optical fiber 2 is bent in the process of inserting the core of the second optical fiber 2. [ This means that the cores of the first and second optical fibers 1 and 2 are in close contact with each other.

When the core of the second optical fiber 2 and the core of the first optical fiber 1 are correctly aligned, as shown in Fig. 5, the jig 30 is separated from the aligned first and second optical fibers 1, 2 Is fixed and the connection of the first and second optical fibers 1 and 2 is completed.

When the connection of the first and second optical fibers 1 and 2 is completed as described above, the boot 60 and the holder unit 40 are screwed to each other while the second optical fiber 2 is pulled back to keep the straight state. Then, the main body 10 and the housing 50 are engaged.

The field-assembled optical connector 100 according to the present embodiment can be widely applied to various network equipments since field connection is possible in a short time in the field.

The jig 30 is coupled to the main body 10 so as to cover the cover 23 when the maintenance work is performed after the assembling using the field-assembled optical connector 100 according to the present embodiment is completed, The flow space can be formed so that the core of the second optical fiber 2 can move along the V-shaped groove 23a of the V-shaped groove 22.

In this state, the second optical fiber 2 may be separated to reassemble the second optical fiber 2, or may be replaced with a new optical fiber.

As described above, the field-assembled optical connector 100 according to the embodiment of the present invention is configured such that the first optical fiber 1 and the second optical fiber 2, which are seated on the V-shaped groove 22, The cover 23 can be elastically pressed to improve the bonding force.

Also, the field-assembled optical connector 100 according to the embodiment of the present invention aligns the first optical fiber 1 and the second optical fiber 2 in a state in which the cover 23 is lifted by engaging the jig 30, When the alignment is completed, the jig 30 is separated and the cover 23 elastically presses the first optical fiber 1 and the second optical fiber 2, thereby easily connecting the two optical fibers 1 and 2 in a simple process .

The field-assembled optical connector 100 according to an embodiment of the present invention includes a Z-shaped elastic portion 24, a first optical fiber 1 and a second optical fiber (not shown) mounted on the V- 2), the structure is simple and the assembling process can be simplified.

It should be noted that the embodiments disclosed in the drawings are merely examples of specific examples for the purpose of understanding, and are not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

1: first optical fiber 2: second optical fiber
10: main body 11: hollow part
12: first insertion hole 20: splice unit
21: Ferrule 22: V-shaped groove
22a: V-shaped groove 22b:
23: cover 23a: cover body
23b: a fitting leg 24:
24a: first support portion 24b: second support portion
24c: third support portion 25: extension portion
25a: core insertion hole 25b: core guide portion
30: jig 31: jig body
32: jig leg 40: holder unit
41: JOE 50: Housing
51: second insertion hole 60: boot
100: field-assembled optical connector

Claims (8)

A body having openings on both sides thereof and having a first insertion hole formed on one side of a lower surface thereof;
A first optical fiber inserted into the hollow portion of the main body and having a first optical fiber and a splice unit for elastically pressing the first optical fiber or the second optical fiber in a state in which the first optical fiber and the second optical fiber inserted from the outside are in contact with each other, ;
A holder unit coupled to the main body and elastically supporting the other side of the splice unit having one side supported by the main body, the second optical fiber being inserted into the splice unit;
A jig which is coupled to one side of the main body by a first insertion hole to release the compression of the splice unit; Lt; / RTI >
The splice unit includes:
A ferrule having one side supported by the first optical fiber;
A V-shaped groove formed in the upper part of the first optical fiber and aligned with the first optical fiber supported by the ferrule and the second optical fiber drawn from the holder unit;
A cover for pressing the first optical fiber or the second optical fiber inserted into the open upper portion of the V-shaped groove portion and aligned with the V-shaped groove portion;
A first support portion provided between an upper surface of the cover and an inner surface of the main body and abutting the upper surface of the cover, a second support portion extending diagonally from one side of the first support portion, 1 elastic part formed between the main body and the cover to elastically support the first optical fiber or the second optical fiber so as to press the first optical fiber or the second optical fiber; Lt; / RTI >
Wherein the jig is coupled to the main body to raise the cover elastically supported by the elastic portion and separate the first optical fiber and the second optical fiber from the main body to fix the first optical fiber and the second optical fiber. delete The method according to claim 1,
The V-
And a fitting hole penetrating from the upper surface to the first insertion hole of the main body is formed at a position corresponding to the first insertion hole. The method according to claim 1,
Wherein the elastic portion is a Z-shaped spring. The method of claim 3,
The cover
A cover body inserted into an open upper portion of the V-shaped groove portion to urge the first optical fiber or the second optical fiber;
A fitting leg projecting downward from the cover body and inserted into the fitting hole of the V-shaped groove;
Wherein the first and second connectors are spaced apart from each other. 6. The method of claim 5,
The jig,
A jig body detachably coupled to a lower portion of the main body;
When the jig body protrudes from the upper surface of the jig body and is coupled to the main body, the fitting hole of the cover passes through the first insertion hole of the main body and the fitting hole of the V- A jig leg releasing the fixing of the second optical fiber;
Wherein the first and second connectors are spaced apart from each other. The method according to claim 1,
A boot coupled to the holder unit so as to surround the second optical fiber;
Further comprising a plurality of optical fibers. The method according to claim 1,
A housing coupled to the main body to partially expose a ferrule of the splice unit and having a second insertion hole corresponding to the first insertion hole of the main body on a lower surface thereof;
Further comprising: an optical fiber connector mounted on the optical fiber connector.
KR1020150081927A 2015-06-10 2015-06-10 Optical connector for assembling in the field KR101792554B1 (en)

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Application Number Priority Date Filing Date Title
KR1020150081927A KR101792554B1 (en) 2015-06-10 2015-06-10 Optical connector for assembling in the field

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KR20160145894A KR20160145894A (en) 2016-12-21
KR101792554B1 true KR101792554B1 (en) 2017-11-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102170637B1 (en) 2019-09-05 2020-10-27 주식회사 그루 Field work optical fiber connector
KR20210028875A (en) 2019-09-05 2021-03-15 주식회사 그루 Clamp for moving optical fiber connector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101469804B1 (en) * 2013-10-10 2014-12-09 고려오트론(주) Optical connector for assembling in the field
KR101517840B1 (en) * 2013-11-14 2015-05-08 조인셋 주식회사 Electric Connecting Terminal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101469804B1 (en) * 2013-10-10 2014-12-09 고려오트론(주) Optical connector for assembling in the field
KR101517840B1 (en) * 2013-11-14 2015-05-08 조인셋 주식회사 Electric Connecting Terminal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102170637B1 (en) 2019-09-05 2020-10-27 주식회사 그루 Field work optical fiber connector
KR20210028875A (en) 2019-09-05 2021-03-15 주식회사 그루 Clamp for moving optical fiber connector

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