CN202661679U

CN202661679U - Integrated butterfly-shaped optical cable optical fiber movable connector

Info

Publication number: CN202661679U
Application number: CN 201220252884
Authority: CN
Inventors: 殷星; 吉松松; 孙雪娇; 姜伯平
Original assignee: Zhongtian Broadband Technology Co Ltd
Current assignee: Zhongtian Broadband Technology Co Ltd
Priority date: 2012-05-31
Filing date: 2012-05-31
Publication date: 2013-01-09
Anticipated expiration: 2022-05-31

Abstract

The utility model relates to an integrated butterfly-shaped optical cable optical fiber movable connector, relates to a novel optical fiber movable connector of an SC-shaped structure, changes a structure mode of traditional SC-shaped parts, adopts the tail end integral design, is special for manufacture of 2.0*3.0 structure butterfly-shaped optical cable optical fiber movable connectors, can guarantee that the butterfly-shaped optical cable optical fiber movable connector achieves high stretching resistance index requirements, has good optical property and is applicable to installation and use of end-user home-entry optical cable complex environment in a fiber to the home (FTTH) object. The integrated butterfly-shaped optical cable optical fiber movable connector comprises an outer casing, a needle sleeve, a ceramic inserting core, a spring, an integrated long-tail handle, a locking clip and a square tail sleeve, the outer casing is sleeved on the needle sleeve, the ceramic inserting core is inserted in the needle sleeve, the spring is installed at the tail handle portion of the ceramic inserting core, the spring and the tail handle portion of the ceramic inserting core are inserted in the integrated long-tail handle, the locking clip is buckled at the tail locking position of the integrated long-tail handle, and the square tail sleeve is sleeved outside the integrated long-tail handle.

Description

Integral type butterfly optical cable fiber active linker

Technical field

What the utility model integral type butterfly optical cable fiber active linker related to is a kind of fiber active linker of New type of S C type structure, changed the tactic pattern of traditional SC type loose mail, adopt the design of tail end integral type, be specifically designed to the manufacturing of 2.0*3.0 structure butterfly optical cable fiber active linker, can guarantee that the butterfly optical cable fiber active linker reaches higher stretching resistance index request, good optical property is suitable in the FTTH project terminal user's indoor optical cable complex environment and installs and uses.

Background technology

Along with broadband user's upgrading, light net city plan, integration of three networks etc. has promoted the great development of FTTH.The construction of FTTH engineering is just in order to solve people to the needs of problems of network speed.The butterfly optical cable fiber active linker is as the medium that connects the transmission of corridor case and Household multimedia box direct signal, and the quality of its mechanical property and optical property will directly affect the telecommunication service quality that offers the terminal user.

Under current technical background, the FTTH scheme of accessing terminal can adopt various ways flexibly at present, such as the thermal welding mode, mechanical splice mode and prefabrication fiber active linker mode, the latter namely directly manufactures the butterfly optical cable fiber active linker in factory, reduces use or the hot-melt technology of the continuous product of cold joint in the engineering construction and uses.Reducing the construction costs by the mode that adopts the prefabrication connector, improve the quality of engineering construction, for more massive FTTH engineering construction of later stage provides effective technical support and product support.The various fiber active linker loose mails of main flow are unwell to the manufacturing of butterfly optical cable connector in the Vehicles Collected from Market, the stretching resistance of the butterfly optical cable fiber active linker that this type of loose mail is made, repeatability and be difficult to satisfy requirement in the FTTH actual deployment with the indices such as matching performance of other connector is only used reluctantly and can be brought hidden danger of quality to engineering construction.

Summary of the invention

The purpose of this utility model is to provide a kind of integral type butterfly optical cable fiber active linker for above-mentioned weak point, and the agent structure of loose mail adopts novel Functional Design, mates loose mail with the mode of clamping, is convenient to factory process.Adopt simultaneously the structural design scheme that ends cup behind the long-tail handle, adopt the mode of metal clamps chucking at tail end, rubber insulated cable is firmly blocked, guarantee that product has stronger stretching resistance in engineering construction, be convenient to large-scale engineering construction.

Integral type butterfly optical cable fiber active linker is realized by the following technical solutions: integral type butterfly optical cable fiber active linker comprises shell, needle guard, ceramic insertion core, spring, integral type long-tail handle, locking clamp and square tail cover.

Each parts of integral type butterfly optical cable fiber active linker the assembly connection pass are each other, casing is on needle guard, ceramic insertion core is inserted in the needle guard, spring is contained in ceramic insertion core caudal peduncle position, insert in the integral type long-tail handle at spring and ceramic insertion core caudal peduncle position, the locking clamp sub-buckle is at integral type long-tail handle tail keeper place, and square tail cover is enclosed within outside the integral type long-tail handle.

Described locking clamp adopts the four paws buckle.Described integral type long-tail handle terminal is opened visual windows.

Integral type butterfly optical cable fiber active linker all adopts high-strength engineering plastic except locking clamp (four paws buckle), quality is light, cost is low.

Shell, needle guard, ceramic insertion core, spring described in the integral type butterfly optical cable fiber active linker are all general with common SC loose mail, and wherein the most exquisite parts of design are integral type long-tail handle, have replaced ending behind the metal in the common loose mail of original SC cup.Be the naked fibre of coat in the butterfly optical cable, integral type long-tail handle can guarantee that the naked fibre of coat wherein in use can not fracture because of bending because length is longer.The four paws buckle is then more ingenious, and structure is very simple, has but solved common SC loose mail and need to save the expense of pneumatic press-connection machine by crimping fixed connector and optical cable, saves simultaneously artificial.

Integral type butterfly optical cable fiber active linker external structure adopts standard SC type loose mail accessory, such as shell, needle guard, band caudal peduncle ceramic contact pin, spring, be consistent in installation dimension and structure with common SC type ordinary optic fibre flexible jumper, guarantee the versatility of product.Tail end adopts integrated long-tail handle structure, uses the locking clamp to adopt the four paws buckle that butterfly optical cable firmly is fixed in caudal peduncle keeper place.

Be applicable to the singularity of butterfly optical cable structure, guarantee that the impregnable situation of optical property greatly improves the tensile strength of joint.

The loose mail tail end adopts the design proposal of integrated long-tail handle, and tail end adopts the cassette fixed solution of butterfly cable special use, with the annex metal clamps butterfly optical cable firmly is fixed in the tail pipe, guarantees that the tensile strength of joint is greater than 60N.The design of long-tail handle can guarantee that optical fiber has larger activity space in tail pipe, guarantees that the optical property of connector is good.Integral type long-tail handle caudal peduncle terminal is opened visual windows, is convenient to monitoring process is carried out in the production run unification and standard, greatly improves the convenience of production and processing, is convenient to large-scale production processing butterfly optical cable fiber active linker.

Principle of work

When making the butterfly optical cable fiber active linker, take out first the sheath of termination with the butterfly optical cable stripping apparatus, the loose mails such as tail cover and caudal peduncle are penetrated in the optical cable, according to penetrating lock pin behind the specific process stipulation processing optical fiber, needle guard and the assembling of SC shell are put in place, grinding technics according to normal SC type fiber active linker carries out end face processing, detects and can pack delivery after qualified.

Integral type butterfly optical cable fiber active linker advantage: integral type butterfly optical cable fiber active linker has easy to manufacture, and controlling of production process is convenient, joint tensile strength advantages of higher.Whole change and structure are complementary with common SC type fiber active linker, are convenient to the slitless connection with other SC connector.The inner structure of long-tail handle can guarantee the crooked of optical fiber and shrink, guarantee the excellent optical performance of connector.The monitoring of manufacture process is convenient in the design of tail end visual windows, guarantees the unitarity of Product Process.But the pulling force of the fenestration of tail end chucking design effective guarantee connector is the effective guarantee of engineering construction.

Description of drawings

The utility model is described in further detail below with reference to accompanying drawing:

Fig. 1 is integral type butterfly optical cable fiber active linker structural representation.

Among the figure: 1, shell, 2, needle guard, 3, ceramic insertion core, 4, spring, 5, integral type long-tail handle, 6, the locking clamp, 7, square tail cover.

Embodiment

With reference to accompanying drawing 1, integral type butterfly optical cable fiber active linker comprises shell 1, needle guard 2, ceramic insertion core 3, spring 4, integral type long-tail handle 5, locking clamp 6 and square tail cover 7.Described shell 1 adopts common SC type joints of optical fibre shell.

Each parts of integral type butterfly optical cable fiber active linker the assembly connection pass are each other, shell 1 is enclosed within on the needle guard 2, ceramic insertion core 3 is inserted in the needle guard 2, spring 4 is contained in ceramic insertion core caudal peduncle position, spring 4 inserts in the integral type long-tail handle 5 with ceramic insertion core caudal peduncle position, locking clamp 6 is buckled in integral type long-tail handle tail keeper 5-1 place, and square tail cover 7 is enclosed within outside the integral type long-tail handle 5.

Integral type butterfly optical cable fiber active linker is whole employing high-strength engineering plastics except locking clamp 6, and quality is light, sound construction.Its housing 1, needle guard 2, ceramic insertion core 3, spring 4 are all general with common SC loose mail, and wherein the most exquisite parts of design are integral type long-tail handle 5, have replaced ending behind the metal in the common loose mail of original SC cup.Be the naked fibre of coat in the butterfly optical cable, in use can not fracture because of bending so integral type long-tail handle, can guarantee the naked fibre of coat wherein because length is longer.Locking clamp 6(four paws buckle) then more ingenious, structure is very simple, effectively increases the connector stretching resistance.

Described integral type long-tail handle 5 terminals are opened visual windows 5-2.

Described locking clamp 6 adopts the four paws buckle.

Integral type butterfly optical cable fiber active linker external structure adopts standard SC type loose mail accessory, such as shell, needle guard, band caudal peduncle ceramic contact pin, spring, be consistent in installation dimension and structure with common SC type ordinary optic fibre flexible jumper, guarantee the versatility of product.Tail end adopts integrated long-tail handle structure, uses locking clamp 6 to adopt four paws buckles (among Fig. 1 shown in 6) that butterfly optical cable firmly is fixed in 5-1 place among the 5-1(Fig. 1 of caudal peduncle keeper place).

Integral type butterfly optical cable fiber active linker adopts the long-tail handle structure, guarantees that butterfly optical cable and optical fiber have enough spaces in tail pipe, guarantee the excellent optical performance of fiber active linker joint.Whole outsourcing structure guarantees unitarity and the matching of product with common SC type fiber active linker.

Described integral type long-tail handle tail end is opened visual windows 5-2, and the design of tail end visual windows can guarantee the controllability of production and processing technology, guarantees product quality, reduces the loss of process of manufacture, makes things convenient for the large-scale production operation.

Singularity for the butterfly optical cable structure, unique fenestration tail end chucking design, use the locking clamp 6 of metal firmly butterfly optical cable to be fixed in the tail pipe, promoted greatly fiber active linker joint pulling force, guarantee carrying out smoothly of engineering construction.

The push-and-pull of tail cover is convenient in the appearance design of square tail cover 7, and the design of the retaining ring that the tail cover is inner can tightly be fixed tail cover and caudal peduncle, strengthens the fastness of product, guarantees that overall appearance is smooth.

Claims

1. an integral type butterfly optical cable fiber active linker is characterized in that: comprise shell, needle guard, ceramic insertion core, spring, integral type long-tail handle, locking clamp and square tail cover;

Casing is on needle guard, ceramic insertion core is inserted in the needle guard, and spring is contained in ceramic insertion core caudal peduncle position, and insert in the integral type long-tail handle at spring and ceramic insertion core caudal peduncle position, the locking clamp sub-buckle is at integral type long-tail handle tail keeper place, and square tail cover is enclosed within outside the integral type long-tail handle.

2. integral type butterfly optical cable fiber active linker according to claim 1 is characterized in that: described locking clamp employing four paws buckle.

3. integral type butterfly optical cable fiber active linker according to claim 1, it is characterized in that: described integral type long-tail handle terminal is opened visual windows.