CN102109643B - Optical fiber quick coupling and splicing method thereof - Google Patents
Optical fiber quick coupling and splicing method thereof Download PDFInfo
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- CN102109643B CN102109643B CN2011100406172A CN201110040617A CN102109643B CN 102109643 B CN102109643 B CN 102109643B CN 2011100406172 A CN2011100406172 A CN 2011100406172A CN 201110040617 A CN201110040617 A CN 201110040617A CN 102109643 B CN102109643 B CN 102109643B
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Abstract
The invention provides an optical fiber quick coupling. The coupling comprises a plug, a protective sleeve, a compression joint pipe, an aluminum ring, a press ring, an outer bushing and a tail bushing, wherein, the plug comprises a built-in optical fiber and a first connector; the protective sleeve is coated on the built-in optical fiber; the compression joint pipe comprises a second connector and a third connector, and the second connector is connected with the first connector in a matched manner; the aluminum ring comprises a fourth connector and a circular groove, and the fourth connector is connected with the third connector in a matched manner; the press ring is clamped in the circular groove; the outer bushing is sheathed outside the plug; and the tail bushing is sheathed outside the compression joint pipe, the aluminum ring and the press ring. The invention has the beneficial effects that by means of innovation and development of the optical fiber quick coupling and the splicing method thereof according to the existing technological achievements accumulated in the field of the optical fiber industry, the tensile resistance of the quick coupling is fully ensured; the optical fiber quick coupling can be applied to optical cables with the diameter of 0.9mm as well as optical cables with the diameters of 2.0mm and 3.0mm, and meanwhile the optical fiber quick coupling achieves resistance to 90N tensile force is solved.
Description
Technical field
The present invention relates to optical fiber fusion welding technology, particularly a kind of optical fiber rapid-acting coupling and welding process thereof.
Background technology
Optical fiber rapid-acting coupling is widely used in installation and the deployment that optical fiber inserts; The mechanical connector of installing exists the problem such as various aspects such as quality, durability and maintenance costs; Can also use optical fiber splicer to do rapid-acting coupling, but this kind equipment price is too high.
Existing rapid-acting coupling, it is the optical cable use of 0.9mm that diameter generally can only be provided, and is 2.0mm and the rapid-acting coupling of 3.0mm optical cable at diameter, its tensile strength can not reach requirement.
Summary of the invention
In order to solve existing technical matters; The present invention provides a kind of optical fiber rapid-acting coupling and welding process thereof; Owing to adopt the fixedly weld portion of built-in fiber and external optical fiber of protective casing hot melt; Adopt aluminium hydraulic pressed connecting pipe protection welding section simultaneously, the aramid fiber silk can be fixed on the aluminium hydraulic pressed connecting pipe, thereby improves the tensile strength of optical fiber rapid-acting coupling greatly.
The present invention solves existing technical matters, and a kind of optical fiber rapid-acting coupling is provided, and it comprises plug, protective casing, aluminium hydraulic pressed connecting pipe, aluminium ring, pressure ring, overcoat and tail cover; Said plug comprises a built-in fiber and first connector; Said protective casing is coated on said built-in fiber; Said aluminium hydraulic pressed connecting pipe comprises second connector and joint among three members, and said second connector and said first connector are connected; Said aluminium ring comprises the 4th connector and annular groove, and said the 4th connector and said joint among three members are connected; Said pressure ring is arranged in said annular groove; Said overcoat is sheathed on the outside of said plug; Said tail cover is sheathed on the outside of said aluminium hydraulic pressed connecting pipe, aluminium ring and pressure ring.
The present invention's improvement further is described below.
Said aluminium hydraulic pressed connecting pipe is a tubulose.
Said aluminium hydraulic pressed connecting pipe, aluminium ring, pressure ring be center line altogether.
Said second connector is withheld with said first connector and is connected; Said the 4th connector is withheld with said joint among three members and is connected.
The present invention solves existing technical matters, and a kind of welding process of optical fiber rapid-acting coupling is provided, and it is characterized in that: this welding process may further comprise the steps: respectively the cable skin of external optical fiber and plug built-in fiber is opened stripping; Tail cover, pressure ring, aluminium ring, aluminium hydraulic pressed connecting pipe and protective casing are arranged on the said external optical fiber in proper order; The cable core welding of built-in fiber and external optical fiber is linked to each other; Protective casing is slid onto outside the weld portion of built-in fiber and external optical fiber, and carry out pyrocondensation and fix; Aluminium hydraulic pressed connecting pipe is slid onto the first connector place of plug, and second connector and first connector of aluminium hydraulic pressed connecting pipe is connected; The aramid fiber silk of external optical fiber is arranged on joint among three members place of aluminium hydraulic pressed connecting pipe, and back aluminium ring slides onto joint among three members place, with the 4th connector of aluminium ring and joint among three members is connected, the aramid fiber silk is placed between joint among three members and the 4th connector; The cable leather sheath of external optical fiber is located at the annular groove place of aluminium ring, again pressure ring is slid onto annular groove and is pressed into annular groove; Overcoat is sheathed on the outside of said plug; The tail cover is sheathed on the outside of said aluminium hydraulic pressed connecting pipe, aluminium ring and pressure ring.
The present invention's improvement further is described below.
Between said plug and said aluminium hydraulic pressed connecting pipe, has an annular groove; The end of said tail cover is provided with stuck point, and said stuck point is placed in the said annular groove.
Said aluminium hydraulic pressed connecting pipe is a tubulose.
Said aluminium hydraulic pressed connecting pipe, aluminium ring, pressure ring be center line altogether.
Said second connector is withheld with said first connector and is connected; Said the 4th connector is withheld with said joint among three members and is connected.
Compared to prior art, the invention has the beneficial effects as follows: according to the technological achievement of past in the accumulation of optical fiber industrial field, innovation development optical fiber rapid-acting coupling of the present invention and welding process thereof solve the stretching resistance problem of rapid-acting coupling fully.It is on the 0.9mm optical cable that this optical fiber rapid-acting coupling can not only be applied in diameter, and can also be applied in diameter is on 2.0 and 3.0 optical cables, solves the anti-90N pulling force of optical fiber rapid-acting coupling problem simultaneously.
Description of drawings
Fig. 1 is the structural representation of plug of the present invention.
Fig. 2 is the structural representation of said protective casing.
Fig. 3 is the structural representation of said aluminium hydraulic pressed connecting pipe.
Fig. 4 is the structural representation of said aluminium ring.
Fig. 5 is the structural representation of said pressure ring.
Fig. 6 is the structural representation of said overcoat.
Fig. 7 is the structural representation of said tail cover.
Fig. 8 is the structural representation of said external optical fiber.
Fig. 9 is the structural representation that said tail cover, pressure ring, aluminium ring, aluminium hydraulic pressed connecting pipe and protective casing penetrate external optical fiber.
Figure 10 is said built-in fiber and external fused fiber splice structural representation together.
Figure 11 is the structural representation behind the said protective casing hot melt.
Figure 12 is said plug and structural representation after said aluminium hydraulic pressed connecting pipe is connected.
Figure 13 is that said aluminium hydraulic pressed connecting pipe is connected with said aluminium ring, aluminium ring and structural representation after pressure ring is connected.
Figure 14 is the structural representation after said tail cover is contained within aluminium hydraulic pressed connecting pipe, aluminium ring and pressure ring.
Figure 15 is the structural representation after said overcoat is contained within plug.
Embodiment
Below in conjunction with description of drawings and embodiment the present invention is further specified.
Extremely shown in Figure 15 like Fig. 1, a kind of optical fiber rapid-acting coupling, it comprises plug 1, protective casing 3, aluminium hydraulic pressed connecting pipe 4, aluminium ring 5, pressure ring 6, overcoat 8 and tail cover 7; Plug 1 comprises a built-in fiber and first connector; Protective casing 3 is coated on built-in fiber; Aluminium hydraulic pressed connecting pipe 4 comprises second connector and joint among three members, and second connector and first connector are connected; Aluminium ring 5 comprises the 4th connector and annular groove, and the 4th connector and joint among three members are connected; Pressure ring 6 is arranged in annular groove; Overcoat 8 is sheathed on the outside of plug 1; Tail cover 7 is sheathed on the outside of aluminium hydraulic pressed connecting pipe 4, aluminium ring 5 and pressure ring 6.When using, this optical fiber rapid-acting coupling links to each other with external optical fiber 2 weldings; Because the built-in fiber of optical fiber rapid-acting coupling links to each other with external optical fiber 2 butt joints; The weld portion of its butt joint is a damageable zone, so follow-up in tensile strength experiment or practical application, this weld portion rapid wear causes rapid-acting coupling to be lost efficacy.The present invention has adopted three grades of protection, and promptly one-level is that protective casing 3 direct heat blows are decided weld portion; Two through being aluminium hydraulic pressed connecting pipe 4 protection weld portion, makes weld portion be positioned at aluminium hydraulic pressed connecting pipe 4; The aramid fiber silk of aluminium ring 5 and the external optical fiber 2 of aluminium hydraulic pressed connecting pipe 4 matching and fixing; Three grades is the cable skin of aluminium ring 5 and the external optical fiber 2 of pressure ring 6 matching and fixing, thereby makes the firm and reliable connection of optical fiber rapid-acting coupling and external optical fiber 2, meets existing tensile strength requirement fully.
Aluminium hydraulic pressed connecting pipe 4 of the present invention is a tubulose, and hollow, to be enclosed within the outside of protective casing 3.Aluminium hydraulic pressed connecting pipe 4, aluminium ring 5, pressure ring 6 be center line altogether.
The fit system of the present invention's first connector and second connector, joint among three members and the 4th connector has multiple; Rivet, withhold, all can be threaded; It is external thread that the present invention preferably adopts first connector and joint among three members; Second connector and the 4th connector are the connected mode of internal thread, perhaps withhold mode.
According to the technological achievement of past in the accumulation of optical fiber industrial field, innovation development optical fiber rapid-acting coupling of the present invention and welding process thereof solve the stretching resistance problem of rapid-acting coupling fully.It is on the 0.9mm optical cable that this optical fiber rapid-acting coupling can not only be applied in diameter, and can also be applied in diameter is on 2.0 and 3.0 optical cables, solves the anti-90N pulling force of optical fiber rapid-acting coupling problem simultaneously.
Extremely shown in Figure 15 like Fig. 1, a kind of welding process of optical fiber rapid-acting coupling, this welding process may further comprise the steps: respectively the cable skin of external optical fiber 2 and plug 1 built-in fiber is opened stripping; Tail cover 7, pressure ring 6, aluminium ring 5, aluminium hydraulic pressed connecting pipe 4 and protective casing 3 orders are arranged on the external optical fiber 2; The cable core welding of built-in fiber and external optical fiber 2 is linked to each other; Protective casing 3 is slid onto outside the weld portion of built-in fiber and external optical fiber 2, and carry out pyrocondensation and fix; Aluminium hydraulic pressed connecting pipe 4 is slid onto the first connector place of plug 1, and second connector and first connector of aluminium hydraulic pressed connecting pipe 4 is connected; The aramid fiber silk of external optical fiber 2 is arranged at joint among three members place of aluminium hydraulic pressed connecting pipe 4, again aluminium ring 5 is slid onto joint among three members, after the 4th connector and the joint among three members of aluminium ring 5 is connected; The cable leather sheath of external optical fiber 2 is located at the annular groove place of aluminium ring 5, again pressure ring 6 is slid onto annular groove and is pressed into annular groove; Overcoat 8 is sheathed on the outside of plug 1; Tail cover 7 is sheathed on the outside of aluminium hydraulic pressed connecting pipe 4, aluminium ring 5 and pressure ring 6.When using, this optical fiber rapid-acting coupling links to each other with external optical fiber 2 weldings; Because the built-in fiber of optical fiber rapid-acting coupling links to each other with external optical fiber 2 butt joints; The weld portion of its butt joint is a damageable zone, so follow-up in tensile strength experiment or practical application, this weld portion rapid wear causes rapid-acting coupling to be lost efficacy.The present invention has adopted three grades of protection, and promptly one-level is that protective casing 3 direct heat blows are decided weld portion; Two through being aluminium hydraulic pressed connecting pipe 4 protection weld portion, makes weld portion be positioned at aluminium hydraulic pressed connecting pipe 4; The aramid fiber silk of aluminium ring 5 and the external optical fiber 2 of aluminium hydraulic pressed connecting pipe 4 matching and fixing; Three grades is the cable skin of aluminium ring 5 and the external optical fiber 2 of pressure ring 6 matching and fixing, thereby makes the firm and reliable connection of optical fiber rapid-acting coupling and external optical fiber 2, meets existing tensile strength requirement fully.
Between plug 1 and aluminium hydraulic pressed connecting pipe 4, has an annular groove; The end of tail cover 7 is provided with stuck point, and stuck point is placed in the annular groove.
Aluminium hydraulic pressed connecting pipe 4 of the present invention is a tubulose, and hollow, to be enclosed within the outside of protective casing 3.Aluminium hydraulic pressed connecting pipe 4, aluminium ring 5, pressure ring 6 be center line altogether.
The fit system of the present invention's first connector and second connector, joint among three members and the 4th connector has multiple; Rivet, withhold, all can be threaded; It is external thread that the present invention preferably adopts first connector and joint among three members; Second connector and the 4th connector are the connected mode of internal thread, perhaps withhold mode.
According to the technological achievement of past in the accumulation of optical fiber industrial field, innovation development optical fiber rapid-acting coupling of the present invention and welding process thereof solve the stretching resistance problem of rapid-acting coupling fully.It is on the 0.9mm optical cable that this optical fiber rapid-acting coupling can not only be applied in diameter, and can also be applied in diameter is on 2.0 and 3.0 optical cables, solves the anti-90N pulling force of optical fiber rapid-acting coupling problem simultaneously.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (9)
1. optical fiber rapid-acting coupling is characterized in that: this optical fiber rapid-acting coupling comprises plug, protective casing, aluminium hydraulic pressed connecting pipe, aluminium ring, pressure ring, overcoat and tail cover; Said plug comprises a built-in fiber and first connector; Said protective casing is coated on said built-in fiber; Said aluminium hydraulic pressed connecting pipe comprises second connector and joint among three members, and said second connector and said first connector are connected; Said aluminium ring comprises the 4th connector and annular groove, and said the 4th connector and said joint among three members are connected; Said pressure ring is arranged in said annular groove; Said overcoat is sheathed on the outside of said plug; Said tail cover is sheathed on the outside of said aluminium hydraulic pressed connecting pipe, aluminium ring and pressure ring.
2. optical fiber rapid-acting coupling according to claim 1 is characterized in that: said aluminium hydraulic pressed connecting pipe is a tubulose.
3. optical fiber rapid-acting coupling according to claim 1 is characterized in that: said aluminium hydraulic pressed connecting pipe, aluminium ring, pressure ring be center line altogether.
4. according to any described optical fiber rapid-acting coupling of claim 1 to 3, it is characterized in that: said second connector is withheld with said first connector and is connected; Said the 4th connector is withheld with said joint among three members and is connected.
5. the welding process of an optical fiber rapid-acting coupling, it is characterized in that: this welding process may further comprise the steps: respectively the cable skin of external optical fiber and plug built-in fiber is opened stripping; Tail cover, pressure ring, aluminium ring, aluminium hydraulic pressed connecting pipe and protective casing are arranged on the said external optical fiber in proper order; The cable core welding of built-in fiber and external optical fiber is linked to each other; Protective casing is slid onto outside the weld portion of built-in fiber and external optical fiber, and carry out pyrocondensation and fix; Aluminium hydraulic pressed connecting pipe is slid onto the first connector place of plug, and second connector and first connector of aluminium hydraulic pressed connecting pipe is connected; The aramid fiber silk of external optical fiber is arranged on joint among three members place of aluminium hydraulic pressed connecting pipe, and back aluminium ring slides onto joint among three members place, with the 4th connector of aluminium ring and joint among three members is connected, the aramid fiber silk is placed between joint among three members and the 4th connector; The cable leather sheath of external optical fiber is located at the annular groove place of aluminium ring, again pressure ring is slid onto annular groove and is pressed into annular groove; Overcoat is sheathed on the outside of said plug; The tail cover is sheathed on the outside of said aluminium hydraulic pressed connecting pipe, aluminium ring and pressure ring.
6. the welding process of optical fiber rapid-acting coupling according to claim 5 is characterized in that: between said plug and said aluminium hydraulic pressed connecting pipe, have an annular groove; The end of said tail cover is provided with stuck point, and said stuck point is placed in the said annular groove.
7. the welding process of optical fiber rapid-acting coupling according to claim 5 is characterized in that: said aluminium hydraulic pressed connecting pipe is a tubulose.
8. the welding process of optical fiber rapid-acting coupling according to claim 5 is characterized in that: said aluminium hydraulic pressed connecting pipe, aluminium ring, pressure ring be center line altogether.
9. according to the welding process of any described optical fiber rapid-acting coupling of claim 5 to 8, it is characterized in that: said second connector is withheld with said first connector and is connected; Said the 4th connector is withheld with said joint among three members and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100406172A CN102109643B (en) | 2011-02-18 | 2011-02-18 | Optical fiber quick coupling and splicing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100406172A CN102109643B (en) | 2011-02-18 | 2011-02-18 | Optical fiber quick coupling and splicing method thereof |
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| CN102109643A CN102109643A (en) | 2011-06-29 |
| CN102109643B true CN102109643B (en) | 2012-05-02 |
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| CN2011100406172A Active CN102109643B (en) | 2011-02-18 | 2011-02-18 | Optical fiber quick coupling and splicing method thereof |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289037B (en) * | 2011-08-29 | 2013-01-16 | 深圳市特发信息光网科技股份有限公司 | Field hot-melting quick connector for optical fibers |
| CN104931190B (en) * | 2015-07-16 | 2018-03-09 | 吉林大学 | A kind of fiber bragg grating osmometer glue-free mechanical sealing structure |
| CN106207499A (en) * | 2016-07-05 | 2016-12-07 | 昆山徳可汽车配件有限公司 | A kind of automobile connecting line and friction-welding technique thereof |
| CN110285116A (en) * | 2019-08-05 | 2019-09-27 | 三一汽车起重机械有限公司 | Quick-release connector hydraulic system and engineering machinery |
| CN110737056A (en) * | 2019-09-09 | 2020-01-31 | 法尔胜泓昇集团有限公司 | Composite material intelligent rib leading-out optical fiber and protection structure of welding part thereof and implementation method |
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|---|---|---|---|---|
| GB2174821B (en) * | 1985-03-11 | 1989-07-05 | Methode Electronics Inc | Crimp type fiber optic connector |
| CN1060911A (en) * | 1990-10-16 | 1992-05-06 | 美国电话电报公司 | Optical fiber connector buildout system |
| CN2681152Y (en) * | 2003-09-05 | 2005-02-23 | 徐荣基 | Optical cable and connecting device thereof |
| CN2854626Y (en) * | 2005-12-23 | 2007-01-03 | 武汉楚星光纤应用技术有限公司 | Fibre-optical quick coupler |
| CN201122187Y (en) * | 2007-12-06 | 2008-09-24 | 泰兴市航天电连接器厂 | Environment resistant optical fiber connector |
| CN101617255A (en) * | 2007-02-16 | 2009-12-30 | 3M创新有限公司 | Remote grip optical fiber connector |
-
2011
- 2011-02-18 CN CN2011100406172A patent/CN102109643B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2174821B (en) * | 1985-03-11 | 1989-07-05 | Methode Electronics Inc | Crimp type fiber optic connector |
| CN1060911A (en) * | 1990-10-16 | 1992-05-06 | 美国电话电报公司 | Optical fiber connector buildout system |
| CN2681152Y (en) * | 2003-09-05 | 2005-02-23 | 徐荣基 | Optical cable and connecting device thereof |
| CN2854626Y (en) * | 2005-12-23 | 2007-01-03 | 武汉楚星光纤应用技术有限公司 | Fibre-optical quick coupler |
| CN101617255A (en) * | 2007-02-16 | 2009-12-30 | 3M创新有限公司 | Remote grip optical fiber connector |
| CN201122187Y (en) * | 2007-12-06 | 2008-09-24 | 泰兴市航天电连接器厂 | Environment resistant optical fiber connector |
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| CN102109643A (en) | 2011-06-29 |
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Effective date of registration: 20171025 Address after: Nanshan District science and Technology Park in Shenzhen City, Guangdong province 518000 Ke Feng Lu No. 2 idiopathic information B building 18 floor Patentee after: Shenzhen SDG Information Co., Ltd. Address before: 518000 special industrial park, Heping West Road, Longhua Town, Shenzhen, Guangdong, Baoan District Patentee before: Shenzhen City SDG Information Optical Network Technology Co., Ltd. |