CN208026911U - It is a kind of to be used to make the device that high-precision low loss fiber Y divides device - Google Patents

Abstract

The device that the utility model is related to a kind of to divide device for making high-precision low loss fiber Y, it is characterised in that：Including computer, data connecting line, program controlled high precision mobile platform, high intensity connecting line, pulley, static shelving, quartz capillary, weight presss from both sides, burn nozzle, nozzle strut, bracket base, cradling piece, fixture under holder, holder upper fixture, Y type hoses, mass flow controller I, mass flowmenter I, oxygen tank, mass flow controller II, mass flowmenter II, hydrogen gas tank, the computer is connect with program controlled high precision mobile platform by data connecting line, it is placed in the quartz capillary and waits for fibers fused, the program controlled high precision mobile platform passes sequentially through high intensity connecting line, pulley, static shelving waits for that fibers fused one end is connect with what is placed in quartz capillary.The utility model can meet the fusion conditions of different optical fiber, and can realize that the Y for making different degree of coupling divides device, practical difficulty small.

Description

It is a kind of to be used to make the device that high-precision low loss fiber Y divides device

Technical field

The utility model belongs to optical fiber telecommunications system technical field, is specifically related to a kind of for making high-precision low-loss Optical fiber Y divides the device of device.

Background technology

With the arrival of " information age " and the rapid development of communication network, high-capacity and high-speed rate transmission demand disclosure satisfy that Optical fiber already become research hotspot.Meanwhile just causing more and more to pay close attention to using the high performance optical devices of fiber manufacturing.Its In, Y divides device to be a kind of important device cell in optical fiber telecommunications system, it be not only the partial wave of light beam, multiplex, optical modulator, The basis of the optical devices such as M-Z interferometers and photoswitch can also be converted separately as power divider or combiner, pattern Device and mode splitter, and same unjacketed optical fiber system can also be integrated in elements such as other lasers, modulator, photoswitches In system.Currently, Y divides device to have broad application prospects in optical communication field, optical sensor, interferometry etc..

Y in existing fiber communication system divides device mainly using silica-based waveguides as its realization method, general Y branches wave It leads and is made of two or more incident waveguides, a transition waceguide and an output waveguide, due to the distribution and waveguide of refractive index The selection of width is different, can be classified as symmetric form and two kinds asymmetric.But the Y of both forms divides device to make material due to it Material is different from optical fiber fabrication material, therefore cannot fully be coupled with existing fiber link, and then increases the connection damage of system Consumption.Another kind using fiber coupler (such as：2 × 2 fiber couplers) Y divide device realization method, take wherein one end as defeated Outlet will cause the light energy of 3dB to be lost, and researchers realize that the both ends of High Extinction Ratio export by various means, but in this way It is very high to the coherence request of two optical fiber, including the coupling length of two optical fiber, core size, fiber core refractive index etc., it is right The making material and technique of optical fiber are proposed very harsh requirement.

Chinese patent CN206930799U, discloses that a kind of optical fibre coupler in process of fused biconical taper is automatic and fine device.The light Fine coupler fused biconical taper is automatic and fine device include solenoid valve, the pneumatic device being connected with solenoid valve and with the pneumatic dress Set the regulating mechanism being connected for finely tuning gap between two optical fiber, further include for fixture that grip optical fiber and fine, it is described and fine Fixture is fixed on the pneumatic device or is fixed on the regulating mechanism, further includes the optical fiber for fixing the optical fiber Folder, although the device can be good at carrying out automatic and fibre, the device is cumbersome, and the optical fiber larger to length has centainly Limitation.

Therefore, to further realize the vision of All fiber communication network, the performance of optical fiber telecommunications system is improved, reduces and is inserted into Light energy losses caused by loss is higher, meanwhile, under the premise of ensureing optical device practicability and feasibility, we there is an urgent need to A kind of device that can be produced high-precision, low-loss and the novel Y that can fully couple and divide device.

Utility model content

For the above unsolved technical problem, the utility model, which provides one kind, can produce high-precision, low-loss, simultaneously And it can fully couple Y and divide the device of device i.e. a kind of for making the device that high-precision low loss fiber Y divides device.

The technical solution of the utility model is：It is a kind of to be used to make the device that high-precision low loss fiber Y divides device, feature It is：Including computer, data connecting line, program controlled high precision mobile platform, high intensity connecting line, pulley, static shelving, quartz Fixture, holder upper fixture, Y type rubber under capillary, weight folder, burning nozzle, nozzle strut, bracket base, cradling piece, holder Pipe, mass flow controller I, mass flowmenter I, oxygen tank, mass flow controller II, mass flowmenter II, hydrogen gas tank；Institute Computer is stated to connect by data connecting line with program controlled high precision mobile platform；Closing light fusion is placed in the quartz capillary Fibre, the program controlled high precision mobile platform are passed sequentially through in high intensity connecting line, pulley, static shelving and quartz capillary and are placed Wait for fibers fused one end connect.

Further, it is placed in the quartz capillary and waits for that the quantity of fibers fused is 2, respectively waited for fibers fused I and wait for Fibers fused II, it is described to wait for fibers fused I and wait for that fibers fused II is placed in parallel in quartz capillary, wait for fibers fused I and Wait for that the mandrel of fibers fused II to grinding and polishing processing has been done, waits for the fuse in fibers fused I grinding and polishings face when being placed in parallel Edge, covering edge are aligned with the fuse edge of fibers fused II, covering edge is waited for respectively.

Further, the Y types hose includes one word end of Y types hose, Y type hose divergent ends I, Y type hoses point There are an angle structure, one word end of Y types hose, Y between fork II, Y type hose divergent ends I and Y type hose divergent ends II Type hose divergent ends I, Y type hose divergent ends II forms a gas passage, three junction imporosity.

Further, the burning nozzle is two and half arcuate structures, and burning nozzle is connected to nozzle strut one end, the spray Head strut is fixed on by fixture under holder and holder upper fixture on cradling piece, the other end and the Y types hose one of nozzle strut Word end is connected to.

Further, place wait for the capillary of fibers fused be placed on vertically burning two and half arcuate structure of nozzle surround it is logical In hole.

Further, the mass flowmenter I is equipped with input terminal and output end, and mass flowmenter I input terminals connect with oxygen tank Logical, mass flowmenter I output ends are connected to Y type hose divergent ends I, and mass flowmenter I is equipped with a mass flow controller I, mass flowmenter I, oxygen tank and mass flow controller I form oxygen feed system, are controlled by mass flow controller I System is passed through the oxygen flow in Y type hose divergent ends I, and the flow of oxygen is monitored by the mass flowmenter I moment.

Further, input terminal and output end, mass flowmenter II input terminals and hydrogen are equipped in the mass flowmenter II Tank is connected to, and mass flowmenter II output ends are connected to Y type hose divergent ends II, and mass flowmenter II is equipped with a quality stream Amount controller II, mass flowmenter II, hydrogen gas tank and mass flow controller II form hydrogen gas feed system, pass through quality Flow controller II controls are passed through the flow of hydrogen in Y type hose divergent ends II, and are monitored by the mass flowmenter II moment The flow of hydrogen.

Further, the oxygen being passed through by Y type hose divergent ends I and process Y type hose divergent ends II are passed through Hydrogen carry out being mixed to form hydrogen and oxygen mixture at one word end of Y types hose.

Further, what is be placed in parallel in weight folder and quartz capillary waits for fibers fused I and waits for fibers fused II's Bottom end is fixedly connected, and weight folder is contactless in overhead positions and other objects, using physics principle, wait for fibers fused I with Under the action of waiting for the bottoms fibers fused II through weight, optical fiber is not in curling and random the problems such as waving, when improving fusion The accuracy of two optical fiber fusions.

Further, the precision of the program controlled high precision mobile platform is 0.01 μm, and two are waited for fibers fused at work The displacement distance of fiber lengths and program controlled high precision mobile platform that length is polished by axial grinding determines that precision is up to 0.01 μ m。

Further, the quartz capillary inside surface roughness is not more than 0.012 μm, and the hole interior diameter of quartz capillary is big In the radial overall diameter for waiting for fibers fused I He waiting for fibers fused II, the pulley is made of wheel body, bearing and holder, the wheel Body is equipped with locating slot, and roughness is not more than 0.012 μm in locating slot, and when work, high intensity connecting line is placed in locating slot.

Further, the movement speed by changing optical fiber axial direction degree of grinding and program controlled high precision mobile platform, can Control the degree of coupling of two optical fiber.

Compared with prior art, the utility model has the beneficial effects that：

(1) high intensity connecting line connects program controlled high precision mobile platform, the other end by pulley one end in the utility model It is connected and fixed clip, two one end for waiting for fibers fused in the other end connection quartz capillary of fixing are vertical by it Vacantly, and by weight two other ends for waiting for fibers fused being fixed in quartz capillary are pressed from both sides, ensures entire traction Journey is without curling, and the distance that high intensity connecting line moves under the action of identical tractive force is identical, to ensure optical fiber fusion part The degree of coupling it is identical.

(2) design of the utility model Y types hose can allow the hydrogen being passed through and oxygen one word end of Y types hose into Row adequately mixing avoids to keep the gas componant burnt in burning nozzle identical caused by different proportion component Heat is different, to influence two degree of fusion for waiting for fibers fused in quartz capillary.

(3) the utility model is controlled by computer pre-set programs, and accuracy is high, the fusion precision of two optical fiber to be fused Up to 0.01 μm.

(4) oxygen flow in the utility model and hydrogen flowing quantity can be controlled, to make to be provided not at burning nozzle Same temperature, meets the fusion conditions of different optical fiber.

(5) two in quartz capillary of the utility model wait for that weight folder is fixed in the lower end of fibers fused, make two It waits for that fibers fused tensible under the action of weight is opened, without crimping and being not easy to shake, precision when fusion is made to improve.

Description of the drawings

Fig. 1 is a kind of for making the device attachment structure schematic diagram that high-precision low loss fiber Y divides device；

Fig. 2 is the quartz capillary sectional view for having placed two optical fiber to be fused；

Fig. 3 is that Y divides device structural schematic diagram.

The label of Fig. 1-3 is as follows：Computer 1, data connecting line 2, program controlled high precision mobile platform 3, high intensity connecting line 4, pulley 5, static shelving 6, quartz capillary 7, weight folder 8, burning nozzle 9, nozzle strut 10, bracket base 11, cradling piece 12, fixture 13, holder upper fixture 14, Y types hose 15, one word end 1501 of Y types hose, Y type hose divergent ends under holder I1502, Y type hose divergent ends II1503, mass flow controller I16, mass flowmenter I17, oxygen tank 18, quality stream Amount controller II19, it mass flowmenter II20, hydrogen gas tank 21, waits for fibers fused I22, waits for fibers fused II23, waits for fibers fused I Fuse 2201 waits for fibers fused I coverings 2202, waits for fibers fused II fuses 2301, waiting for that fibers fused II coverings 2302, Y divide device 24。

Specific implementation mode

Below in conjunction with drawings and examples, the present invention will be further described in detail.It should be appreciated that this place is retouched The specific embodiment stated only to explain the utility model, is not used to limit the utility model.

Embodiment 1

It is a kind of for making the device that high-precision low loss fiber Y divides device as shown in Figure 1, it is characterised in that：Including calculating Machine 1, data connecting line 2, program controlled high precision mobile platform 3, high intensity connecting line 4, pulley 5, static shelving 6, quartz capillary 7, weight folder 8, burning nozzle 9, nozzle strut 10, bracket base 11, cradling piece 12, fixture 13 under holder, holder upper fixture 14, Y types hose 15, mass flow controller I16, mass flowmenter I17, oxygen tank 18, mass flow controller II19, quality Flowmeter II20, hydrogen gas tank 21；The computer 1 is connect with program controlled high precision mobile platform 3 by data connecting line 2；It is described It is placed in quartz capillary 7 and waits for fibers fused, the program controlled high precision mobile platform 3 passes sequentially through high intensity connecting line 4, slides Wheel 5, static shelving 6 wait for that fibers fused one end is connect with what is placed in quartz capillary 7.

It is further in conjunction with Fig. 2, it is placed in the quartz capillary 7 and waits for that the quantity of fibers fused is 2, closing light respectively fusion Fine I22 and wait for fibers fused II23, it is described to wait for fibers fused I22 and wait for that fibers fused II23 is parallel in quartz capillary and put It sets, wait for fibers fused I22 and waits for that the axial direction of fibers fused I23I has done grinding and polishing processing, fibers fused is waited for when being placed in parallel I22 grinding and polishings face wait for 2201 edge of fibers fused I fuses, wait for 2202 edge of fibers fused I coverings respectively with closing light fusion Fine II's waits for fibers fused II fuses 2301, waits for that 2302 edge of fibers fused II coverings is aligned.

Further, the Y types hose 15 includes one word end 1501 of Y types hose, Y type hose divergent ends I1502, Y There is an angle between type hose divergent ends II1503, Y type hose divergent ends I1502 and Y type hose divergent ends II1503 Structure, one word end 1501 of Y types hose, Y type hose divergent ends I1502, Y type hose divergent ends II1503 form a gas Body access, closely connection is differed with the external world for three junction.

Further, the burning nozzle 9 is two and half arcuate structures, and burning nozzle 9 is connected to 10 one end of nozzle strut, institute Nozzle strut 10 is stated to be fixed on cradling piece 12 by fixture under holder 13 and holder upper fixture 14, nozzle strut 10 it is another End is connected to one word end 1501 of Y types hose.

Further, it places and waits for that vertical be placed on of the capillary 7 of fibers fused burns what 9 two half arcuate structures of nozzle surrounded In through-hole.

Further, the mass flowmenter I17 is equipped with input terminal and output end, mass flowmenter I17 input terminals and oxygen Tank 18 is connected to, and mass flowmenter I17 output ends are connected to Y type hose divergent ends I1502, and mass flowmenter I17 is equipped with one Mass flow controller I16, mass flowmenter I17, oxygen tank 18 and mass flow controller I16 form oxygen supply system System is passed through the oxygen flow in Y type hose divergent ends I1502 by mass flow controller I16 controls, and passes through quality stream The gauge I17 moment monitors the flow of oxygen.

Further, in the mass flowmenter II20 be equipped with input terminal and output end, mass flowmenter II20 input terminals with Hydrogen gas tank 21 is connected to, and mass flowmenter II20 output ends are connected to Y type hose divergent ends II1503, on mass flowmenter II20 Equipped with a mass flow controller II19, mass flowmenter II20, hydrogen gas tank 21 and mass flow controller II19 form hydrogen Gas feed system is passed through the flow of hydrogen in Y type hose divergent ends II1503 by mass flow controller II19 controls, And pass through the flow of mass flowmenter II20 moment monitoring hydrogens.

Further, the oxygen being passed through by Y type hose divergent ends I1502 and process Y type hose divergent ends The hydrogen that II1503 is passed through carries out being thoroughly mixed to form hydrogen and oxygen mixture at one word end 1501 of Y types hose.

Further, weight folder 8 waits for fibers fused I22 and waits for fibers fused with what is be placed in parallel in quartz capillary 7 The bottom end of II23 is fixedly connected, and weight folder 8 is contactless in overhead positions and other objects, using physics principle, waits fusing The problems such as optical fiber I22 and under the action of waiting for the bottoms fibers fused II23 through weight, optical fiber is not in curling and arbitrarily waves, The accuracy of two optical fiber fusions when improving fusion.

Further, the precision of the program controlled high precision mobile platform 3 is 0.01 μm, and two are waited for fibers fused at work The displacement distance of fiber lengths and program controlled high precision mobile platform 3 that length is polished by axial grinding determines that precision is up to 0.01 μ m。

Further, 7 inside surface roughness of the quartz capillary is not more than 0.012 μm, the hole interior diameter of quartz capillary 7 More than the radial overall diameter for waiting for fibers fused I22 He waiting for fibers fused II23, the pulley 5 is made of wheel body, bearing and holder, The wheel body is equipped with locating slot, and roughness is not more than 0.012 μm in locating slot, and when work, high intensity connecting line 4 is placed in positioning In slot.

Embodiment 2

It is a kind of for making the device that high-precision low loss fiber Y divides device as shown in Figure 1, it is characterised in that：Including calculating Machine 1, data connecting line 2, program controlled high precision mobile platform 3, high intensity connecting line 4, pulley 5, static shelving 6, quartz capillary 7, weight folder 8, burning nozzle 9, nozzle strut 10, bracket base 11, cradling piece 12, fixture 13 under holder, holder upper fixture 14, Y types hose 15, mass flow controller I16, mass flowmenter I17, oxygen tank 18, mass flow controller II19, quality Flowmeter II20, hydrogen gas tank 21；The computer 1 is connect with program controlled high precision mobile platform 3 by data connecting line 2；It is described It is placed in quartz capillary 7 and waits for fibers fused, the program controlled high precision mobile platform 3 passes sequentially through high intensity connecting line 4, slides Wheel 5, static shelving 6 wait for that fibers fused one end is connect with what is placed in quartz capillary 7.

1 pair of present apparatus is further elaborated in conjunction with the embodiments：

The program finished is written by computer 1, the grinding and polishing that two are waited for fibers fused is placed into quartz in face of standard In capillary 7, and the quartz capillary 7 for being installed with optical fiber fusion is fixed by static shelving 6 with high intensity connecting line 4, and made Quartz capillary 7 is in vertical vacant state, and 7 the other end of quartz capillary has a weight to press from both sides 8, and weight folder 8 clamps light fusion Fine end, makes optical fiber fusion be not easy to wave and curl, after optical fiber fusion is placed, starting device, using computer with Program controlled high precision mobile platform be combined control fusion length mode, equipment press preset parameter, carry out hydrogen, oxygen it is defeated Enter, and oxyhydrogen flame is formed through burning under the action of the nozzle 9 that burns, the optical fiber to be fused in capillary 7 under the action of oxyhydrogen flame It is fused, and is moved up under the traction of program controlled high precision mobile platform 3, through by the grinding and polishing face of two optical fiber fusion After fusion, finally obtains optical fiber Y and divide device 24, this equipment that the hauling speed of program controlled high precision mobile platform 3 can be adjusted, together When hydrogen and the input quantity of oxygen be also adjustable, the optical fiber Y that the utility model makes divides utensil to have high fusion accuracy and low The advantages that junction loss, the utility model can be realized by adjusting the input control oxyhydrogen flame temperature of hydrogen and oxygen to each The fusion of kind optical fiber can also pass through the coupling journey for movement speed two optical fiber of change for controlling program controlled high precision mobile platform 3 Degree.The utility model functionization difficulty is small, and the Y of making divides device to can be widely applied to the following high-capacity and high-speed rate optical-fiber network, interference The fields such as measurement and optical sensing.

The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this practicality is new Type is not limited to form disclosed herein, is not to be taken as excluding other embodiments, and can be used for various other groups Conjunction, modification and environment, and above-mentioned introduction or the technology of related field can be passed through within the scope of the inventive concept described herein Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then It all should be in the protection domain of the appended claims for the utility model.

Claims (10)

1. a kind of for making the device that high-precision low loss fiber Y divides device, it is characterised in that：Connect including computer (1), data Wiring (2), program controlled high precision mobile platform (3), high intensity connecting line (4), pulley (5), static shelving (6), quartz capillary (7), fixture under weight folder (8), burning nozzle (9), nozzle strut (10), bracket base (11), cradling piece (12), holder (13), holder upper fixture (14), Y types hose (15), mass flow controller I (16), mass flowmenter I (17), oxygen tank (18), mass flow controller II (19), mass flowmenter II (20), hydrogen gas tank (21)；The computer (1) with it is program-controlled high-precision Mobile platform (3) is spent to connect by data connecting line (2)；It is placed in the quartz capillary (7) and waits for fibers fused, it is described program-controlled It is interior that high precision mobile platform (3) passes sequentially through high intensity connecting line (4), pulley (5), static shelving (6) and quartz capillary (7) That places waits for that fibers fused one end connects.

2. a kind of for making the device that high-precision low loss fiber Y divides device according to claim 1, it is characterised in that：Institute It is 2 to state and place the quantity for waiting for fibers fused in quartz capillary (7), respectively waits for fibers fused I (22) and waits for fibers fused II (23), described to wait for fibers fused I (22) and wait for that fibers fused II (23) is placed in parallel in quartz capillary (7).

3. a kind of for making the device that high-precision low loss fiber Y divides device according to claim 1, it is characterised in that：Institute It includes one word end (1501) of Y types hose, Y type hose divergent ends I (1502), Y type hose bifurcateds to state Y types hose (15) II (1503) is held, there is an angle structure, Y between Y type hose divergent ends I (1502) and Y type hose divergent ends II (1503) One word end (1501) of type hose, Y type hose divergent ends I (1502), Y type hose divergent ends II (1503) form a gas Access.

4. according to a kind of device dividing device for making high-precision low loss fiber Y of claim 1 or 3, it is characterised in that： The burning nozzle (9) is two and half arcuate structures, and burning nozzle (9) is connected to nozzle strut (10) one end, the nozzle branch Bar (10) is fixed on by fixture under holder (13) and holder upper fixture (14) on cradling piece (12), nozzle strut (10) it is another End is connected to one word end (1501) of Y types hose.

5. according to a kind of device dividing device for making high-precision low loss fiber Y of claim 1 or 3, it is characterised in that： The mass flowmenter I (17) is equipped with input terminal and output end, and mass flowmenter I (17) input terminals are connected to oxygen tank (18), Mass flowmenter I (17) output ends are connected to Y type hose divergent ends I (1502), and mass flowmenter I (17) is equipped with a mass Flow controller I (16), mass flowmenter I (17), oxygen tank (18) and mass flow controller I (16) form oxygen supply System.

6. according to a kind of device dividing device for making high-precision low loss fiber Y of claim 1 or 3, it is characterised in that： Input terminal and output end are equipped in the mass flowmenter II (20), mass flowmenter II (20) input terminals connect with hydrogen gas tank (21) Logical, mass flowmenter II (20) output ends are connected to Y type hose divergent ends II (1503), and mass flowmenter II (20) is equipped with One mass flow controller II (19), mass flowmenter II (20), hydrogen gas tank (21) and mass flow controller II (19) shape At hydrogen gas feed system.

7. according to claim 1 or claim 2 a kind of for making the device that high-precision low loss fiber Y divides device, it is characterised in that： The bottom end waited for fibers fused I (22) and wait for (23) fibers fused II being placed in parallel in the weight folder (8) and quartz capillary It is fixedly connected, weight folder (8) is in overhead positions and other objects are contactless.

8. a kind of for making the device that high-precision low loss fiber Y divides device according to claim 2, it is characterised in that：Institute It states and waits for fibers fused I (22) and wait for that fibers fused II's (23) waits for that fusion face is grinding and polishing face.

9. a kind of for making the device that high-precision low loss fiber Y divides device according to claim 1, it is characterised in that：Institute The precision for stating program controlled high precision mobile platform (3) is 0.01 μm.

10. a kind of for making the device that high-precision low loss fiber Y divides device according to claim 1, it is characterised in that：Institute It states quartz capillary (7) inside surface roughness and is not more than 0.012 μm, the pulley (5) is made of wheel body, bearing and holder, institute It states wheel body and is equipped with locating slot, roughness is not more than 0.012 μm in locating slot.