CN102789030A

CN102789030A - F-shaped plastic optical fiber locking device and optical fiber locking method

Info

Publication number: CN102789030A
Application number: CN2011101296841A
Authority: CN
Inventors: 曾桂英; 胡剑平
Original assignee: SHENZHEN BETTER OPTICAL COMMUNICATION EQUIPMENT CO Ltd
Current assignee: SHENZHEN BETTER OPTICAL COMMUNICATION EQUIPMENT CO Ltd
Priority date: 2011-05-18
Filing date: 2011-05-18
Publication date: 2012-11-21

Abstract

The invention relates to an F-shaped plastic optical fiber locking device and an optical fiber locking method. The F-shaped plastic optical fiber locking device is composed of a component A and a component B and assembled by inserting the component B into the component A; when the component B is inserted into the component A, the front end of a portion (2) of the component B is a wide-angle plane, so that the front end of the portion (2) can be pushed in the component A after pressed and shrunk; after the front end is pushed in the component A, the rear end of the portion (2) is a small-angle inclined plane and is not prone to drop out, the size of the portion (2) of the component B is larger than that of a portion (3) of the component A, accordingly, the rear end of the portion (2) can't easily drop out, and a captive function is achieved; and the component A and the component B can be separated only by forcibly inwards pressing the portion (2) of the component B.

Description

A kind of F plastic fibre lock and optical fiber locking means

Technical field

The invention belongs to the active photoelectric device of plastic optical fiber communication products class; It relates to provides single-shot, the single receipts or transceiving integrated module and optical fiber locking means; Be used for photoelectricity, electric light conversion; And, realize photoelectricity, electric light conversion and the transfer function of system equipment with Passive Optical Components such as active device such as light emission, light-receiving and plastic optical fiber coupling, fixing.

Background technology

Along with people's is to the increase of network bandwidth requirement, and to the deep exploitation of information transmission product, and market is satisfied the transmission medium that user performance requires and cost also constantly reduces and more and more is badly in need of various, wherein, and copper cable narrow bandwidth, poor anti jamming capability.Security and stability is poor, and maintainability is poor, and confidentiality is poor; The counter-bending ability of silica fibre, easily broken, installation property is poor, and price is high; Plastic optical fiber can remedy the shortcoming of above-mentioned copper cable and silica fibre, solves the access difficult problem of " last hundreds of rice ", and lightweight, cheap plastic optical fiber are progressively becoming the substitute of copper cash and silica fibre.

Because the special light connector on the glass optical fiber is not used in the application of plastic optical fiber, and directly uses plastic optical fiber to be connected with the plastics optical module, this will have special design to realize fixing and be connected plastic optical fiber with regard to requiring the plastics optical module.

Summary of the invention:

For reach between plastic optical fiber and the plastics optical module fixing be connected after lasting fastening; The invention provides and a kind ofly can realize effectively fixing between plastic optical fiber and the plastics optical module, as to be connected locking and release device, be called F plastic fibre lock and locking means.

To achieve these goals, theing contents are as follows of invention:

A kind of F plastic fibre lock of the present invention, it is made up of components A and part B two parts;

Components A of the present invention is to be formed by plastic injection-moulded; Its shape is as shown in Figure 1, and parallel " protruding " type part [1] and [3] is respectively arranged in the components A two sides, and a pair of Luo hole [5] that is used for fixing radome is arranged on components A; Two cones [4] are arranged in components A inside; Its cone all is to be made up of three lobes, and this structure helps the extruding force that the cone outside receives and can act on equably on three each stress surface of lobe shape, thus fixed fiber; Respectively there are two parallel " protruding " types parts [1] and [3] the components A two sides, and they cooperate with a pair of hook [2] of part B and are used for fixing components A and part B and plastic optical fiber.The effect of components A be realize photoelectricity or electric light conversion module fixing, plastic optical fiber is led and clamps, and the locking after the optical fiber coupling realizes being connected of plastic optical fiber and photoelectricity module.

Part B of the present invention is to be formed by plastic injection-moulded, and its shape is as shown in Figure 2, and Fig. 2 (a) is the part B front view, and Fig. 2 (b) is the part B side view; Fig. 2 (c) is the part B rear view, from Fig. 2 (c), can find out a pair of hook [2] that part B is stretched out; The effect of hook [2] is to cooperate with components A to be used for fixing part B, and the front end of hook [2] is the wide-angle plane, and pressurized shrinks; Can easily push components A, after the propelling, the rear end is the low-angle inclined-plane; Be difficult for easily withdrawing from, [2] part of inside pressure part B just can be separated components A with B energetically.The effect of part B realizes fixed fiber to compacting part A [4], and cooperates lasting locking optical fiber with [2] through [1], and [6] are optic fibre holes.

The locking means synoptic diagram of a kind of F plastic fibre lock of the present invention such as Fig. 3 and shown in Figure 4.The first step realizes that components A fixes part B, it be part B [2] be inserted into components A [3] in because [2] part front end of part B is the wide-angle plane; Pressurized shrinks, and can push in [3] of components A, after the propelling; Because the rear end is the low-angle inclined-plane, is difficult for withdrawing from; Second step was carried out plastic optical fiber fixing in the optical mode group, because be designed with gathering sill at the part B interface, plastic optical fiber is easy to be inserted in the components A through the guiding of B; Because [2] part front end of part B is the wide-angle plane, pressurized shrinks, and can further push in [1] of components A; After the propelling,, be difficult for withdrawing from because the rear end is the low-angle inclined-plane; And [2] portion size of part B withdraws from effort more greater than [1] part of components A, realizes lock function.

Because [2] of part B part is big or small inclined-plane, after part B reached assigned address, [2] of part B part interlocked with [1] part of components A, realizes the locking that continues.

In the time of need taking off plastic optical fiber, as long as earlier part B is pulled outwardly, [2] part of part B promptly withdraws from from [1] of components A, thereby realizes that part B and components A realize just can easily plastic optical fiber being taken out from module the plastic optical fiber release.[3] part of passing through components A again cooperates with [2] part of part B, and part B is continued in card and the components A, realizes that pine does not take off function.

Description of drawings

Fig. 1: the shape synoptic diagram of components A

Wherein, [1], [3]: " protruding " type part, [4]: two inner cones, [5]: the Luo hole that is used for fixing the anti-static shielding cover

Fig. 2: the shape synoptic diagram of part B

Wherein, (a) being the part B front view, (b) is the part B side view, (c) is the part B rear view, [2]: a pair of hook, [6]: optic fibre hole

Fig. 3: the locking means synoptic diagram of F plastic fibre lock

Fig. 4: the locking means diagrammatic cross-section of F plastic fibre lock

Embodiment

The embodiment of a kind of F plastic fibre lock provided by the invention and optical fiber locking means will combine accompanying drawing to further specify as follows: describe preferred forms of the present invention below in conjunction with accompanying drawing.

As shown in Figure 3; Components A generally designs the same greatly with RJ11 or RJ45 to size CD and EF when carrying out size design, is convenient to the user and when the system template perforate, cooperates with other parts; Size CD is designed to 13.84mm in the present invention, and size EF is designed to 16.26mm.

Components A is designed with two to " protruding " type [1], [3] part; Part B has a pair of inclined-plane asymmetric " hook " type [2] part; Like this can be through interlocking with " recessed " type [1] part of " hook " type [2] of part B part with components A, realize the fixed fiber that continues, the optical fiber of well holding with a firm grip." hook " type [2] part through part B interlocks with " recessed " type [3] part of components A, realizes that pine does not take off function.

Be inserted in the components A in part B, because be designed with gathering sill at the part B interface, optical fiber is easy to be inserted into components A, in the process of part B propulsive element A; Because [2] part front end of part B is the wide-angle plane, pressurized shrinks, and can push components A; After the propelling,, be difficult for withdrawing from because the rear end is the low-angle inclined-plane; And [2] portion size of part B withdraws from effort more greater than [3] part of components A; Realize that pine does not take off function, [2] part of inside pressure part B just can be separated components A with B energetically.

In the time of need taking off plastic optical fiber, as long as earlier part B is pulled outwardly, [2] part of part B promptly withdraws from from [1] of components A, can realize release with unclamping in part B and the components A, gently draws plastic optical fiber just can plastic optical fiber be taken out from module again.

In use, after part B was unclamped from components A, [3] part through components A cooperated with the part of part B [2], and part B is continued to be stuck in the components A, and the realization pine does not take off function.Realized that finally lasting locking plastic optical fiber and releasing plastic optical fiber and part B pine do not take off function.

Claims

1. F plastic fibre lock and optical fiber locking means is characterized in that this light transmitting-receiving module by two light parts, and a light components A and a light part B are formed;

2. F plastic fibre lock as claimed in claim 1 and optical fiber locking means; It is characterized in that it has two hollow cone bodies in components A inside; Its cone all is to be made up of opening three lobes; This structure helps the extruding force that the cone outside receives and can act on equably on three each stress surface of lobe shape, thus fixed fiber;

3. F plastic fibre lock as claimed in claim 1 and optical fiber locking means is characterized in that respectively there are two parallel " protruding " type parts its components A two sides,

4. F plastic fibre lock as claimed in claim 1 and optical fiber locking means is characterized in that containing a pair of hook that stretches out above its part B, and front end is the wide-angle plane; Pressurized shrinks, and can easily push components A, after the propelling; The rear end is the low-angle inclined-plane, is difficult for easily withdrawing from;

5. F plastic optical fiber as claimed in claim 1 is used up the optical fiber locking and the locking means of transmitting-receiving module, and after the part B that it is characterized in that it pushed components A, [1] or [3] part through components A interlocked with [2] part of part B, realizes components A, the locking of B.

6. F plastic optical fiber as claimed in claim 1 is used up the optical fiber locking and the locking means of transmitting-receiving module; It is characterized in that after part B is unclamped from components A; [3] part through components A cooperates with part B [2] part, and part B is continued to be stuck in the components A, realizes that pine does not take off function.Realized that finally lasting locking plastic optical fiber and releasing plastic optical fiber and part B pine do not take off function.