A kind of fiber optic protection mechanism for optical fiber fibre melting disc
Technical field
The present invention relates to technical field of optical fiber, and in particular to a kind of fiber optic protection mechanism for optical fiber fibre melting disc.
Background technique
Fine optical fiber is encapsulated in plastic sheath, allows it to be bent and be unlikely to be broken.In general, optical fiber one end
Light pulse is sent to optical fiber using light emitting diode or beam of laser by emitter, and the reception device of the other end of optical fiber uses
Light-sensitive element detects pulse.Optical fiber fibre melting disc is a kind of tool for being connected to optical fiber, and internal fixing piece can be with
It carries out effective limit to optical fiber to fix, but comparatively laborious, fixing piece complex distribution.With the continuous development of internet, optical fiber
Using more and more common, the optical fiber fibre melting disc for optical fiber linking is correspondingly improved in structure, but there are still one
Fixed deficiency, it is believed that future will be further improved, to meet different demands when using;
There are still certain defects when in use for existing optical protective mechanism, can not be well to optical fiber cohesive position
It carries out comprehensive limit to fix, optical fiber, which is easily separated from, in use skids off, and can not be wound remaining optical fiber, lead
Cause inside optical fiber fibre melting disc that distribution entanglement is complicated, influence staff's operation, entire protection mechanism protection effect is bad, it is inconvenient into
Row installation and removal, it is inconvenient.
Summary of the invention
The purpose of the present invention is to provide a kind of fiber optic protection mechanisms for optical fiber fibre melting disc, can solve optical fiber guarantor
Protection structure can not carry out comprehensive limit to optical fiber cohesive position well and fix, and optical fiber is easily separated from cunning in use
Out, remaining optical fiber can not be wound, leads to distribution entanglement complexity inside optical fiber fibre melting disc, influences staff behaviour
Make, entire protection mechanism protection effect is bad, and inconvenience carries out installation and removal, inconvenient problem.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of fiber optic protection mechanism for optical fiber fibre melting disc, including protection mechanism main body, the protection mechanism main body packet
Main body upper cover and carrier plate are included, the main body upper cover is movably installed in the upper end of carrier plate, the two sides of the protection mechanism main body
Middle position offers optical fiber through-hole, and the carrier plate is equipped with two groups of mounting plates, institute close to marginal position two sides side by side
It states and is movably installed with installation fixture block in mounting plate, the inside middle position of the main body upper cover is equipped with elastomeric pad, the master
The upper end-face edge middle position of body upper cover is fixedly installed with fixed block, runs through on the fixed block and offers fixed hole, described
Two groups of engagement plates are connected between main body upper cover and carrier plate side by side, the inside two sides of the carrier plate are mounted on winding knot
Structure, the opposite sides of winding arrangement described in two groups are mounted on fixed frame, and the bosom position of the carrier plate is provided with folder
Locking structure is equipped with postive stop baffle on the inner wall of the carrier plate;
The clamping structure includes two groups of side plates and two groups of motion bars, and side plate is arranged in parallel with motion bar, the side plate
It is parallel between motion bar to be connected with No.1 spring and No. two springs, No.1 is installed through the inside of two groups of motion bars and is led
Cylinder and No. two guide tubes, and No.1 guide tube is in contact with two groups of side plate opposite sides respectively with the both ends of No. two guide tubes, the side plate
Inside middle position be fixedly installed with telescopic chute, be formed with rank between the No.1 guide tube, No. two guide tubes and two groups of motion bars
Chamber is connect, telescopic rod is movably installed in the telescopic chute, block is fixedly installed on the telescopic rod, the telescopic rod is separate to be stretched
One end of contracting slot is equipped with right arc-shaped limit fork, and the side of the right arc-shaped limit fork is equipped with left arc-shaped limit fork;
The engagement plate includes left backing plate and right backing plate, and the left backing plate is offered far from the side of main body upper cover is connected recessed
Slot, the right backing plate are equipped with linking convex block far from the side of postive stop baffle, the inner wall of the linking groove be connected convex block it
Between ring rotation circle is installed, sequentially pass through the left backing plate, ring rotation circle and the internal activity for being connected convex block be equipped with it is solid
Determine bolt, one end of the fixing bolt is equipped with nut;
The winding arrangement includes fixed plate disposed in parallel and limit cover board, through the internal activity of the limit cover board
Winding axis is installed, and the bottom end for winding axis is in contact with fixed plate, is equipped with winding roller on the winding axis;
The bottom end two sides of the fixed frame are mounted on installation feet, and the upper end middle position of the fixed frame is built-in with interior
Ring is equipped with column spinner through the internal activity of the inner ring, and the bottom end of the column spinner is equipped with arc fixation fork;
It is connected with adjustable spring between the inner wall and installation fixture block of the mounting plate, the upper end of the mounting plate offers cunning
Slot is slidably fitted with traveller in the sliding slot, and the upper end of the traveller is equipped with pushing block.
Preferably, the traveller is slided in sliding slot by pushing block, and the installation fixture block cooperates adjustable spring by traveller
It is slided in mounting plate;
Wherein, the traveller and sliding slot cooperate, the mounting plate and installation fixture block cooperation, produce after the adjustable spring stress
The shape that changes and power restore to the original state after eliminating.
Preferably, the left backing plate sequentially passes through left backing plate, ring rotation circle by fixing bolt with right backing plate and is connected
Convex block connection, the left backing plate offer screw hole with being connected on convex block to run through, and the inner wall of the ring rotation circle and screw hole is equal
Internal screw thread is distributed with, external screw thread is distributed in the surrounded surface of the fixing bolt, and internal screw thread is mutually chimeric with external screw thread.
Preferably, two groups of motion bars move towards under the action of No.1 spring is with No. two springs, and cooperate block
Telescopic rod extends in telescopic chute, and right arc-shaped limit fork is driven to move towards with left arc-shaped limit fork;
Wherein, the telescopic chute mutually agrees with telescopic rod, the right arc-shaped limit fork and the symmetrical cooperation of left arc-shaped limit fork.
Preferably, two groups of motion bars are moved towards each along No.1 guide tube and No. two guide tubes, the No.1 guide tube with
No. two guide tubes are arranged in parallel.
Preferably, the upper end outer surface of the No.1 guide tube and No. two guide tubes is provided with arc groove, the arc groove
Radian is 60 degree.
Preferably, the winding roller is installed between fixed plate and limit cover board by winding axis through limit cover board, and
Winding arrangement is installed in carrier plate by fixed plate.
Preferably, the arc fixation fork is moved up and down by column spinner across inner ring, and fixed frame passes through two groups of installations
Feet is installed on the bottom of carrier plate.
Preferably, the described application method specific steps are as follows:
Step 1: by pushing pushing block that traveller is driven to slide in sliding slot, traveller drives installation fixture block to shrink, adjustable spring
It is compressed, then, protection mechanism main body is placed into optical fiber welding fibre pan bottom, unclamps pushing block, acted in the elastic force of adjustable spring
Under, installation fixture block is popped up out of mounting plate in the card slot for blocking optical fiber welding fibre pan bottom, completes installation;
Step 2: fixing bolt is extracted from fixed hole, and two groups of fixed blocks separate, so that left backing plate and right backing plate are solid
Determine to rotate under the running through of bolt along fixing bolt, to open main body upper cover;
Step 3: optical fiber to be connected is provided with optical fiber through-hole respectively along protection mechanism main body both ends and is drawn in linking chamber
Linking, later, motion bar move towards under elastic force effect of the No.1 spring with No. two springs, and cooperation block makes telescopic rod exist
Elongation in telescopic chute drives right arc-shaped limit fork to move towards with left arc-shaped limit fork and fixes to the joining place limit of optical fiber;
Fixed frame: being installed on the bottom of carrier plate by installation feet by step 4, is constantly rotated column spinner and is passed through inner ring
Optical fiber is fixed with driving arc fixation fork to move down, meanwhile, winding roller is installed on limit cover board and fixation by winding axis
Between plate, by too long Optical Fiber Winding on winding roller.
Beneficial effects of the present invention:
(1) by being equipped with two groups of mounting plates side by side respectively in the bottom end two sides of protection mechanism main body, and in mounting plate
It is provided with installation fixture block, during installing protection mechanism, staff can push pushing block that traveller is driven to slide in sliding slot,
Traveller drives installation fixture block to shrink in mounting plate, and adjustable spring is compressed, and the protection mechanism is then placed in optical fiber fibre melting disc
Pushing block is unclamped in bottom, and under the elastic force effect of adjustable spring, installation fixture block is ejected the card of mounting plate Yu optical fiber welding fibre pan bottom
Slot is chimeric, to complete the installation to protection mechanism, whole installation process is simple and convenient, offers convenience to staff;
(2) by being connected with motion bar in one end of No.1 spring and No. two springs, and in No.1 spring and No. two springs
Under the action of, two groups of motion bars are moved towards each along No.1 guide tube and No. two guide tubes, and stability is stronger, and cooperation block can be very
Good drive telescopic rod extends in telescopic chute, so that right arc-shaped limit fork is moved towards with left arc-shaped limit fork, the two
It matches, can be good at fixing optical fiber cohesive position progress cross spacing, while being equipped with fixed frame, pass through rotation
Column spinner passes through inner ring and constantly moves down, and fixes so as to carry out vertical spacing to optical fiber well, and two kinds of limits are fixed
Mode combines, and can effectively prevent optical fiber disengaging during use from skidding off, and right arc-shaped limit fork is limited with left arc
Position is cambered design, and radian mutually agrees with optical fiber radian, can prevent the optical fiber in limit is fixed from generating sideslip, so that limit
Position is fixed ineffective;
(3) winding arrangement is installed on to the outside of fixed frame by fixed plate, and connects external optical fiber, passes through vertical mode
Winding arrangement is set, can not only space inside effective saving and protection mechanism cradle disk, and can rotation winding it is more
Remaining optical fiber, effectively avoid remaining fiber distribution in optical fiber fibre melting disc, it is ensured that whole whole inside optical fiber fibre melting disc
Neat layout, acts freely simultaneously, operates convenient for staff;
(4) fixing bolt by sequentially pass through left backing plate, ring rotation circle be connected convex block by left backing plate and right backing plate into
Row connection, this kind of clampshell open cap design enable to uncap simply fast, and main body upper cover opening is more convenient, and on the inside of upper cover
The elastomeric pad that middle position is equipped with can be good at limiting optical fiber, while effectively optical fiber can be prevented to be worn,
With preferable protection effect, entire protection mechanism is simple to operation, rationally distributed, and the effect of protection is preferable, installation and removal
It is convenient, it is worthy to be popularized.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is schematic diagram of internal structure of the invention;
Fig. 2 is overall structure diagram of the invention;
Fig. 3 is the partial schematic diagram of Fig. 1 in the present invention;
Fig. 4 is the front view of Fig. 3 of the present invention;
Fig. 5 is the enlarged drawing of B in Fig. 3 of the present invention;
Fig. 6 is the enlarged drawing of A in Fig. 1 of the present invention;
Fig. 7 is the structural schematic diagram of winding arrangement of the present invention;
Fig. 8 is the structural schematic diagram of fixed frame of the present invention;
Fig. 9 is the schematic diagram of internal structure of mounting plate of the present invention.
In figure: 1, protection mechanism main body;2, main body upper cover;201, elastomeric pad;202, fixed block;203, fixed hole;
3, carrier plate;4, mounting plate;401, fixture block is installed;402, adjustable spring;403, sliding slot;404, traveller;405, pushing block;5, optical fiber
Through-hole;6, engagement plate;601, left backing plate;602, right backing plate;6021, it is connected convex block;6011, it is connected groove;603, ring rotation
Circle;7, winding arrangement;701, fixed plate;702, axis is wound;703, winding roller;704, cover board is limited;8, fixed frame;801, it installs
Feet;802, inner ring;803, column spinner;804, arc fixation fork;9, clamping structure;901, side plate;902, motion bar;903, one
Number spring;904, No. two springs;905, No.1 guide tube;9051, arc groove;906, No. two guide tubes;907, telescopic chute;9071, it stretches
Contracting bar;9072, block;9073, right arc-shaped limit fork;9074, left arc-shaped limit fork;908, it is connected chamber;10, postive stop baffle;11,
Fixing bolt;12, nut.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment obtained without creative efforts belongs to what the present invention protected
Range.
It please refers to shown in Fig. 1-2, a kind of fiber optic protection mechanism for optical fiber fibre melting disc, including protection mechanism main body 1, institute
Stating protection mechanism main body 1 includes main body upper cover 2 and carrier plate 3, and the main body upper cover 2 is movably installed in the upper end of carrier plate 3, institute
The two sides middle position for stating protection mechanism main body 1 offers optical fiber through-hole 5, and the carrier plate 3 is equal close to marginal position two sides
Two groups of mounting plates 4 are installed side by side, installation fixture block 401, the inside of the main body upper cover 2 are movably installed in the mounting plate 4
Middle position is equipped with elastomeric pad 201, can be good at limiting optical fiber, while can effectively prevent optical fiber from being ground
Damage has preferable protection effect, and the upper end-face edge middle position of the main body upper cover 2 is fixedly installed with fixed block 202, described
Through fixed hole 203 is offered on fixed block 202, it is connected with two groups side by side between the main body upper cover 2 and carrier plate 3 and is connected
Plate 6, the inside two sides of the carrier plate 3 are mounted on winding arrangement 7, and the opposite sides of winding arrangement 7 described in two groups is respectively mounted
There is fixed frame 8, the bosom position of the carrier plate 3 is provided with clamping structure 9, is equipped on the inner wall of the carrier plate 3
Postive stop baffle 10;
It please refers to shown in Fig. 3-5, the clamping structure 9 includes two groups of side plates 901 and two groups of motion bars 902, and side plate 901
It is arranged in parallel with motion bar 902, it is parallel between the side plate 901 and motion bar 902 to be connected with No.1 spring 903 and No. two springs
904, No.1 guide tube 905 and No. two guide tubes 906 be installed through the inside of two groups of motion bars 902, and No.1 guide tube 905 with
The both ends of No. two guide tubes 906 are in contact with two groups of 901 opposite sides of side plate respectively, and the inside middle position of the side plate 901 is solid
Dingan County is equipped with telescopic chute 907, is formed between 905, No. two guide tubes 906 of the No.1 guide tube and two groups of motion bars 902 and is connected chamber
908, telescopic rod 9071 is movably installed in the telescopic chute 907, and block 9072, institute are fixedly installed on the telescopic rod 9071
It states telescopic rod 9071 and right arc-shaped limit fork 9073 is installed far from one end of telescopic chute 907, the right arc-shaped limit fork 9073
Side is equipped with left arc-shaped limit fork 9074;
It please refers to shown in Fig. 6, the engagement plate 6 includes left backing plate 601 and right backing plate 602, and the left backing plate 601 is far from main
The side of body upper cover 2 offers linking groove 6011, and the right backing plate 602 is equipped with far from the side of postive stop baffle 10 is connected convex
The inner wall of block 6021, the linking groove 6011 is equipped with ring rotation circle 603 with being connected between convex block 6021, sequentially passes through institute
It states left backing plate 601, ring rotation circle 603 and fixing bolt 11, the fixed spiral shell is installed with the internal activity for being connected convex block 6021
One end of bolt 11 is equipped with nut 12, this kind of clampshell open cap design enables to uncap simply fast, and main body upper cover 2 is opened more
For convenience;
It please refers to shown in Fig. 7, the winding arrangement 7 includes fixed plate 701 disposed in parallel and limit cover board 704, is run through
The internal activity of the limit cover board 704 is equipped with winding axis 702, and the bottom end for winding axis 702 is in contact with fixed plate 701,
Winding roller 703 is installed on the winding axis 702;
It please refers to shown in Fig. 8, the bottom end two sides of the fixed frame 8 are mounted on installation feet 801, the fixed frame 8
Upper end middle position is built-in with inner ring 802, is equipped with column spinner 803, the column spinner through the internal activity of the inner ring 802
803 bottom end is equipped with arc fixation fork 804;
It please refers to shown in Fig. 9, is connected with adjustable spring 402, institute between the inner wall and installation fixture block 401 of the mounting plate 4
The upper end for stating mounting plate 4 offers sliding slot 403, and traveller 404, the upper end of the traveller 404 are slidably fitted in the sliding slot 403
Pushing block 405 is installed.
As a kind of technical optimization scheme of the invention, the traveller 404 is slided in sliding slot 403 by pushing block 405, institute
It states installation fixture block 401 and cooperates adjustable spring 402 to slide in mounting plate 4 by traveller 404;
Wherein, the traveller 404 cooperates with sliding slot 403, and the mounting plate 4 cooperates with installation fixture block 401, the flexible bullet
It is deformed after 402 stress of spring and restores to the original state after power elimination.
As a kind of technical optimization scheme of the invention, the left backing plate 601 and right backing plate 602 by fixing bolt 11 according to
It is secondary through left backing plate 601, ring rotation circle 603 be connected convex block 6021 connect, the left backing plate 601 be connected on convex block 6021
Through screw hole is offered, the inner wall of the ring rotation circle 603 and screw hole is distributed with internal screw thread, the fixing bolt 11
External screw thread is distributed in surrounded surface, and internal screw thread is mutually chimeric with external screw thread.
As a kind of technical optimization scheme of the invention, two groups of motion bars 902 are in No.1 spring 903 and No. two springs
It is moved towards under the action of 904, and 9072 telescopic rod 9071 of block is cooperated to extend in telescopic chute 907, drive right arc-shaped limit
Fork 9073 is moved towards with left arc-shaped limit fork 9074, can be good at fixing optical fiber cohesive position progress cross spacing;
Wherein, the telescopic chute 907 agrees with 9071 phase of telescopic rod, the right arc-shaped limit fork 9073 and left arc-shaped limit
The symmetrically cooperation of fork 9074.
As a kind of technical optimization scheme of the invention, two groups of motion bars 902 are each along No.1 guide tube 905 and No. two
Guide tube 906 moves towards, and the No.1 guide tube 905 is arranged in parallel with No. two guide tubes 906, so that motion bar 902 is in sliding process
In will not generate and sidesway or even change sliding trace, stability is stronger.
As a kind of technical optimization scheme of the invention, the upper end outer surface of the No.1 guide tube 905 and No. two guide tubes 906
It is provided with arc groove 9051, the radian of the arc groove 9051 is 60 degree, and radian agrees with optical fiber radian, to have
Preferable support and firm effect.
As a kind of technical optimization scheme of the invention, the winding roller 703 is by winding axis 702 through limit cover board
704 are installed between fixed plate 701 and limit cover board 704, and winding arrangement 7 is installed in carrier plate 3 by fixed plate 701,
By vertical mode, winding arrangement 7 is set, can not only space inside effective saving and protection mechanism cradle disk 3, Er Qieneng
Enough rotations wind more remaining optical fiber, effectively avoid remaining fiber distribution in optical fiber fibre melting disc, it is ensured that optical fiber welding is fine
Whole neat layout, acts freely simultaneously inside disk, operates convenient for staff.
As a kind of technical optimization scheme of the invention, the arc fixation fork 804 passes through inner ring by column spinner 803
802 move up and down, and fixed frame 8 is installed on the bottom of carrier plate 3 by two groups of installation feets 801, can be good to optical fiber
Vertical spacing is carried out to fix.
As a kind of technical optimization scheme of the invention, the described application method specific steps are as follows:
Step 1: by pushing pushing block 405 that traveller 404 is driven to slide in sliding slot 403, traveller 404 drives installation fixture block
401 shrink, and adjustable spring 402 is compressed, and then, protection mechanism main body 1 are placed into optical fiber welding fibre pan bottom, unclamps pushing block
405, under the elastic force effect of adjustable spring 402, installation fixture block 401 is popped up out of mounting plate 4 blocks optical fiber welding fibre pan bottom
In card slot, installation is completed;
Step 2: fixing bolt is extracted from fixed hole 203, and two groups of fixed blocks 202 separate so that left backing plate 601 with
Right backing plate 602 rotates under the running through of fixing bolt 11 along fixing bolt 11, to open main body upper cover 2;
Step 3: optical fiber to be connected is provided with optical fiber through-hole 5 respectively along 1 both ends of protection mechanism main body and is drawn in linking
Chamber 908 is connected, and later, motion bar 902 moves towards under elastic force effect of the No.1 spring 903 with No. two springs 904, cooperation gear
Block 9072 extends telescopic rod 9071 in telescopic chute 907, drives right arc-shaped limit fork 9073 and left arc-shaped limit fork 9074
It moves towards and the joining place limit of optical fiber is fixed;
Step 4: fixed frame 8 is installed on to the bottom of carrier plate 3 by installation feet 801, constantly rotates column spinner 803
Optical fiber is fixed with driving arc fixation fork 804 to move down across inner ring 802, meanwhile, winding roller 703 passes through winding axis 702
It is installed between limit cover board 704 and fixed plate 701, by too long Optical Fiber Winding on winding roller 703.
In the use of the present invention, traveller slides firstly, staff is by pushing pushing block that traveller is driven to slide in sliding slot
While drive installation fixture block to shrink in mounting plate, adjustable spring is compressed, and then, staff is by by protection mechanism master
Body is placed into optical fiber welding fibre pan bottom, unclamps pushing block, under the elastic force effect of adjustable spring, installs fixture block bullet out of mounting plate
Out, thus it is chimeric with the card slot of optical fiber welding fibre pan bottom, the installation to protection mechanism is completed, whole installation process is simple and convenient,
It offers convenience to staff, secondly, staff, by extracting fixing bolt from fixed hole, two groups of fixed blocks separate,
So that left backing plate rotates under the running through of fixing bolt along fixing bolt with right backing plate, to open main body upper cover, wherein Gu
Determine bolt by sequentially passing through left backing plate, ring rotation circle and being connected convex block and be attached left backing plate and right backing plate, this kind of freshwater mussel
Shell-type open cap design enables to uncap simply fast, and main body upper cover opening is more convenient, and middle position is equipped on the inside of upper cover
Elastomeric pad can be good at limiting optical fiber, while effectively optical fiber can be prevented to be worn, had preferable anti-
Effect is protected, entire protection mechanism seems simple to operation, and the effect of protection is preferable, and installation and removal are convenient, wherein ring rotation
The setting of circle can effectively reduce linking convex block and the abrasion being connected between groove, increase the rotating property and rank of fixing bolt
It connects more secured, then, optical fiber to be connected is provided with optical fiber through-hole respectively along protection mechanism main body both ends and is drawn in linking
Chamber is connected, and after linking, motion bar moves towards under elastic force effect of the No.1 spring with No. two springs, and cooperation block makes
It obtains telescopic rod to extend in telescopic chute, optical fiber is connected so that right arc-shaped limit fork be driven to move towards with left arc-shaped limit fork
Place's limit is fixed, and fixed frame is installed on to the bottom of carrier plate by installation feet, is constantly rotated column spinner and is passed through inner ring with band
Dynamic arc fixation fork, which moves down, fixes optical fiber, and the setting of inner ring can effectively reduce the abrasion of column spinner, and increasing it makes
With the time limit, wherein No.1 guide tube and No. two guide tubes run through two groups of motion bars, and motion bar is along No.1 guide tube and No. two guide tubes
Sliding, so that motion bar will not generate sidesway in sliding process or even change sliding trace, stability is stronger, right arc-shaped limit
Fork is moved towards with left arc-shaped limit fork can be good at fixing optical fiber cohesive position progress cross spacing, while cooperate fixation
Frame can be good at fixing optical fiber progress vertical spacing, and two kinds of limit fixed forms combine, and can effectively prevent from making
Optical fiber disengaging skids off during, and right arc-shaped limit fork and left arc-shaped limit are cambered design, and radian and optical fiber arc
Degree mutually agrees with, and can prevent from limiting optical fiber generation sideslip in fixed, so that limit fixation is ineffective, finally, by admittedly
Winding arrangement is installed on the outside of fixed frame by fixed board, and connects external optical fiber, winding arrangement is arranged by vertical mode, not only
Can space inside effective saving and protection mechanism cradle disk, and can rotation wind more remaining optical fiber, effectively
Avoid remaining fiber distribution in optical fiber fibre melting disc, it is ensured that whole neat layout inside optical fiber fibre melting disc, while folding and unfolding is certainly
Such as, it is operated convenient for staff.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.