A kind of electric power reconnoitres unmanned plane electric energy ancillary equipment
Technical field
The present invention relates to electric power to reconnoitre aircraft field, and specifically a kind of electric power reconnoitres unmanned plane electric energy ancillary equipment.
Background technology
Aircraft is to be manufactured by the mankind, can fly away from ground, controlled in space flight and by people in endoatmosphere or big
The apparatus flying object of the gas-bearing formation external space (space) flight, aircraft are divided into aircraft, spacecraft, rocket, guided missile and guided weapon;
Unmanned plane is also one kind of aircraft, and unmanned plane is manipulated not using radio robot and the presetting apparatus provided for oneself
Manned aircraft, from technical standpoint definition can be divided into unmanned helicopter, unmanned fixed-wing aircraft, unmanned multi-rotor aerocraft, nobody
Dirigible and unmanned parasol etc.;It can be divided into by application field military with civilian, military aspect unmanned plane is divided into reconnaissance plane and target drone;
At present, unmanned plane can be widely applied to national ecological environmental protection, aeroplane photography, mapping, mineral resources exploration, the condition of a disaster monitoring,
Traffic patrolling, power-line patrolling, security monitoring, emergent mitigation, emergency command, rain making, national defense safety, land resources exploration,
Town planning, seismic survey, environmental monitoring, forest fire protection, Crop Estimation, the monitoring of protection zone wild animal, air sampling, sea
Thing scouting, border tour, prohibition of drug scouting, fire inspection, ecological environmental protection, marine environmental monitoring, land use survey, water money
It is source exploitation, crop growth monitoring and the yield by estimation, agricultural operation, Natural calamity monitoring and assessment, urban planning and municipal administration, gloomy
The field such as the protection of woods pest and disease damage and monitoring, digital city.
Electric power reconnoitres one kind that unmanned plane belongs to aircraft, and electric power, which reconnoitres unmanned plane, has that compact-sized, build is less than normal, big
Crowdization is relatively strong, moves the advantages that flexible and flight stability is widely used in civil and military, and quite popular;But
Be that current electric power reconnoitres unmanned plane to face maximum urgent problem to be solved it is exactly the continuation of the journey during electric power exploration, continuation of the journey
Decide that electric power reconnoitres time and the stability of the flight of unmanned plane, indirectly decide the efficiency and quality of unmanned machine operation,
For the energy supplementary question of unmanned plane, it is more at present using after the completion of the operation within the time that regulation is set back to base station into
Row charging, exploration of going out again after charging complete, so not only expends bigger, the wasting of resources is surveyed than more serious
It is low to look into operating efficiency, it is time-consuming long, also have and energy is carried out to the unmanned plane of operation on the way by adding charging base station on a small quantity
Supplement, but current electric power reconnoitre unmanned plane charging base station there are damping performance is poor, energy source is single, energy consumption is big,
The problems such as inconvenient, charging needs manual operation is stopped, is mended in consideration of it, reconnoitring unmanned plane electric energy the present invention provides a kind of electric power
Fill device.
The content of the invention
In order to make up for the deficiencies of the prior art, the present invention provides a kind of electric power to reconnoitre unmanned plane electric energy ancillary equipment.
The present invention to be solved its technical problem and be realized using following technical scheme.
A kind of electric power reconnoitres unmanned plane electric energy ancillary equipment, including damping device, support device, stop pedestal and charging dress
Put;The support device quantity is eight, and support device is located at damping device outboard end respectively along the central axis of damping device,
And be attached between support device and damping device by bolt, stop pedestal and be located at directly over damping device, and stop base
It is connected between seat and damping device, charging unit is above stop pedestal.
Further, the damping device includes lower fixed seat, upper fixed seat, parallel institution and damping;Described
Parallel institution is between lower fixed seat and upper fixed seat, and parallel institution lower end is connected with lower fixed seat, on parallel institution
End is connected with upper fixed seat, and damping quantity is eight, and damping is respectively on the outside of parallel institution, and damping edge
The central axis of parallel institution is uniformly arranged circumferentially about.
Further, the parallel institution includes fixed platform, moving platform, lower ear base, upper ear seat, shaft, lower link, upper company
Bar, drive shaft, limit spring and driving device, lower ear base, upper ear seat, lower link, the quantity of upper connecting rod and limit spring are
Four, the quantity of shaft is eight, and the quantity of drive shaft is two;The fixed platform and moving platform is square structure, and fixed platform
Arranged with moving platform vertical symmetry, lower ear base is located at four vertex of fixed platform upper surface respectively, and upper ear seat is respectively positioned at dynamic
Four vertex of platform lower face, and lower ear base and upper ear seat are located at on bar straight line;Described lower link one end is by turning
Axis is connected with lower ear base, is attached between the lower link other end and upper connecting rod one end by drive shaft, the upper connecting rod other end
It is connected by shaft with upper ear seat;With being connected at upper connecting rod medium position, limit spring is another for the limit spring upper end
End at lower link medium position with being connected;The driving device is located at the center position of fixed platform upper surface, and drives
It is connected between device and fixed platform;The driving device includes driving motor, motor cabinet, driving gear and driven gear, and
Driven gear quantity is two;The driving motor is fixed on the center position of fixed platform upper surface by motor cabinet, and drives
Dynamic motor is parallel with drive shaft is mounted side by side, and drives motor to use adjustable speed stepping decelerating motor;The driving gear is located at
Motor front end is driven, and is attached between driving gear and driving electric machine main shaft by key, driving gear is symmetrical endless
All gear, driving gear are meshed with driven gear, and driven gear is fixed at the medium position of drive shaft;By driving motor
Rotation drive the rotation of driving gear, and driving gear is meshed with from wheel gear, and driven gear is coaxially fixed with drive shaft
Connection, so as to drive upper connecting rod to be rotated by pivot of drive shaft, and is symmetrical incomplete tooth by driving gear
Wheel realizes the intermittent rotary of driven gear, and then the damping effect of moving platform on the vertical plane, while passes through driving
Device realizes being synchronized with the movement for each upper connecting rod, mass motion more smooth sequential, and adds dynamic put down by limit spring
The damping performance of platform;Parallel institution uses the redundancy parallel mechanism of 4-RRR, and three can be achieved in space and rotate three degree of freedom altogether
The movement in direction, the redundancy parallel mechanism of 4-RRR is mechanism of overdriving, and effectively alleviates and eliminates by using overdrive technique
The power singular problem of conventional parallel mechanism, realizes the dynamic control of parallel institution operation rigidity, improves the power behaviour of system
Make performance, when electric power Drones for surveillance, which is landed, to stop, even if electric power Drones for surveillance's posture is unstable or skewed, and
Online structure is by the spatial movement of upper connecting rod and lower link, the elimination of displacement difference and benefit when reaching electric power Drones for surveillance landing
Fill, so as to play the good result of damping, it is ensured that electric power Drones for surveillance is dropping to stability when stopping pedestal, trembles
Dynamic property is small, damage of the vibration to electric power Drones for surveillance's fuselage when reducing landing.
Further, the damping includes upper mounting post, lower mounting post and damping compression spring;The upper mounting post and
The lower T-shaped structure of mounting post, upper mounting post upper end and lower mounting post lower end are respectively provided with external screw thread, upper mounting post lower end
Lock sleeve is respectively provided with lower mounting post upper end, between upper mounting post upper end and upper fixed seat by the way of thread fitting
It is attached, is attached between lower mounting post lower end and lower fixed seat also by the mode of thread fitting, damping compression spring both ends
It is separately mounted to mounting post lower end and lower mounting post upper end;Damping plays damping device the effect of secondary shock-absorbing,
So that damping device has the effect of dual shock absorption, damping performance is greatly improved.
Further, the support device include connecting seat, sleeve, adjusting screw rod, movable plate, Rotational Cylindrical, bidirectional tension rod,
Support base, photovoltaic battery panel and clamping screw;The connecting seat is in crescent shape structure, and sleeve and adjusting screw rod quantity are
Two, sleeve bottom end is respectively symmetrically fixed on connecting seat along the central transverse axis of connecting seat, and sleeve top end is provided with and adjusts
The matched internal thread hole of screw rod is saved, adjusting screw rod one end is installed on inside the internal thread hole of sleeve top end, and adjusting screw rod is another
One end is connected with movable plate, and vertical duction hole is provided with movable plate upper end center position, and Rotational Cylindrical lower end is installed on movement
In vertical duction hole at plate upper end center position, Rotational Cylindrical upper end, which is provided with, is horizontally diverted hole, is installed in the middle part of bidirectional tension rod
Rotational Cylindrical upper end is horizontally diverted in hole, and bidirectional tension rod both ends length is adjustable, and support base quantity is two, and support base is fixed on double
To pull rod outboard end, square card slot is offered on support base, offers limit hole, photovoltaic on support base front/rear end at equal intervals
Solar panel is assigned into the square card slot of support base, and is attached between photovoltaic battery panel and support base using clamping screw;
The distance that support device stretches laterally can be changed by adjusting screw rod, suitable for the use in different places, and support dress
Put in the horizontal plane with can be rotated in vertical plane, so as to adjusting supporting device in the horizontal plane and vertical plane
Interior angle, and then the angle of photovoltaic battery panel control sunlight can be changed, effectively raise the absorption of photovoltaic battery panel
Sunlight ability, in addition, can adjust the spacing between two support bases by bidirectional tension rod, be easily installed different model
The photovoltaic battery panel of size, applicability is wider, and support device uses the form of cascaded structure, can carry out a translation two and rotate totally three
Movement on a free degree direction, can adjust angular at any time, improve the efficiency that solar energy changes into electric energy, and can fit
Photovoltaic battery panel for different model size.
Further, the stop base bottom is in octagon slab construction, and stops the left and right two of pedestal upper surface
Side respectively symmetrically offers semicircle screens groove, by semicircle screens groove can to drop to stop pedestal on unmanned plane into
Row position is fixed, and the center position for stopping pedestal upper surface offers circular hole, stops and surrounding edge is provided with the outside of pedestal, surrounding edge
Outside is evenly arranged with signal lamp successively, and signal lamp plays the role of at night to position indicating of the present invention.
Further, the charging unit includes battery case, lithium battery, conduit, connecting line and adjustable recharging base;Institute
The lithium battery stated is installed in battery case, and conduit one end is fixed on above lithium battery, and the conduit other end, which passes through, stops pedestal
The circular hole of center position, conduit use rubber hose, and connecting line and adjustable recharging base quantity are two, adjustable charging base
Seat is respectively symmetrically installed on conduit front and rear sides, and connecting line lower end is connected with lithium battery, connecting line upper end and adjustable charging
Pedestal is connected.
Further, the adjustable recharging base includes bottom plate, lock-screw, longitudinal electric push rod, lifter plate, vertically leads
Rail, sliding block, transverse electric push rod and charging contact, longitudinal electric push rod, sliding block, transverse electric push rod and charging contact
Quantity is two;The bottom plate is fixed on by lock-screw and stopped on pedestal, and longitudinal electric push rod is respectively along the vertical of bottom plate
It is arranged symmetrically in central axis at left and right sides of lock-screw, and longitudinal electric push rod bottom is connected with bottom plate, longitudinal electric pushes away
Bar top is connected with lifter plate, and vertical guide rail is fixed on lifter plate upper surface, and sliding block is installed in front of vertical guide rail, laterally
Electric pushrod one end is connected with sliding block, and the transverse electric push rod other end is connected with charging contact;Adjustable recharging base exists
Height can be adjusted on vertical plane, and lateral position and lengthwise position can be adjusted in the horizontal plane, can be adapted for difference
The charging of type unmanned plane, when charging, align convenient and efficient, and are charged using more charging contacts, charge efficiency is high.
Compared with prior art, the present invention has the following advantages:
(1) present invention integrates photovoltaic energy storage, dual shock absorption, stops the charging of fixed and multistation, and it is more to realize a machine
The effect of energy, solves the problems, such as that electric power Drones for surveillance energy supplement is difficult and it is big to expend, improves electric power Drones for surveillance
Cruising time, improve the ability of electric power Drones for surveillance's operation.
(2) damping device of the invention uses parallel institution and damping, has dual shock absorption effect, and parallel institution
Using the redundancy parallel mechanism of 4-RRR, three movements for rotating three degree of freedom direction altogether can be achieved in space, 4-RRR's is superfluous
For remaining parallel institution for mechanism of overdriving, the power effectively alleviated by using overdrive technique and eliminate conventional parallel mechanism is strange
Different problem, realizes the dynamic control of parallel institution operation rigidity, the power operating characteristics of system is improved, when electric power investigates nobody
When machine landing is stopped, even if electric power Drones for surveillance's posture is unstable or skewed, parallel institution is by upper connecting rod with
The spatial movement of connecting rod, the elimination of displacement difference and supplement when reaching electric power Drones for surveillance landing, so as to play the good of damping
Good effect, it is ensured that electric power Drones for surveillance is dropping to stability when stopping pedestal, and jitter is small, shakes when reducing landing
The dynamic damage to electric power Drones for surveillance's fuselage.
(3) support device of the invention uses the form of cascaded structure, can carry out a translation two and rotate three degree of freedom altogether
Movement on direction, can adjust angular at any time, improves solar energy and changes into the efficiency of electric energy, and is applicable to difference
The photovoltaic battery panel of gauge size.
(4) charging unit of the invention can highly be adjusted on the vertical plane, and lateral position and longitudinal direction in the horizontal plane
Position can be adjusted, and can be adapted for the charging of different type of machines unmanned plane, when charging align it is convenient and efficient, and using more chargings
Contact head charges, and charge efficiency is high.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the dimensional structure diagram of the present invention;
Fig. 2 is the dimensional structure diagram of damping device of the present invention;
Fig. 3 is the dimensional structure diagram (seeing from front to back) of support device of the present invention;
Fig. 4 is the dimensional structure diagram (seeing from back to front) of support device of the present invention;
Fig. 5 is charging unit of the present invention and stops dimensional structure diagram when pedestal coordinates;
Fig. 6 is the dimensional structure diagram of parallel institution of the present invention;
The dimensional structure diagram of Fig. 7 adjustable recharging bases of the invention.
Embodiment
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
As shown in Figures 1 to 7, a kind of electric power reconnoitres unmanned plane electric energy ancillary equipment, including damping device 1, support device
2nd, pedestal 3 and charging unit 4 are stopped;2 quantity of support device is eight, central axis of the support device 2 along damping device 1
It is located at 1 outboard end of damping device respectively, and is attached between support device 2 and damping device 1 by bolt, stops pedestal 3
Directly over damping device 1, and stop and be connected between pedestal 3 and damping device 1, charging unit 4 is on stop pedestal 3
Side.
As shown in Fig. 2, the damping device 1 includes lower fixed seat 11, upper fixed seat 12, parallel institution 13 and damping machine
Structure 14;The parallel institution 13 is between lower fixed seat 11 and upper fixed seat 12, and 13 lower end of parallel institution and lower fixation
Seat 11 is connected, and 13 upper end of parallel institution is connected with upper fixed seat 12, and 14 quantity of damping is eight, and damping 14 is distinguished
Positioned at the outside of parallel institution 13, and damping 14 is uniformly arranged circumferentially about along the central axis of parallel institution 13.
As shown in fig. 6, the parallel institution 13 includes fixed platform 131, moving platform 132, lower ear base 133, upper ear seat
134th, shaft 135, lower link 136, upper connecting rod 137, drive shaft 138, driving device 139 and limit spring 1310, lower ear base
133rd, the quantity of upper ear seat 134, lower link 136, upper connecting rod 137 and limit spring 1310 is four, and the quantity of shaft 135 is
Eight, the quantity of drive shaft 138 is two;The fixed platform 131 and moving platform 132 is square structure, and fixed platform 131 and dynamic
132 vertical symmetry of platform arranges that lower ear base 133 is located at four vertex of 131 upper surface of fixed platform respectively, and upper ear seat 134 divides
Not Wei Yu 132 lower face of moving platform four vertex, and lower ear base 133 and upper ear seat 134 are located at on bar straight line;Described
136 one end of lower link is connected by shaft 135 with lower ear base 133, between 137 one end of 136 other end of lower link and upper connecting rod
It is attached by drive shaft 138,137 other end of upper connecting rod is connected by shaft 135 with upper ear seat 134;Described is spacing
1310 upper end of spring at 137 medium position of upper connecting rod with being connected, at 1310 other end of limit spring and 136 medium position of lower link
It is connected;The driving device 139 is located at the center position of 131 upper surface of fixed platform, and driving device 139 and fixed platform
It is connected between 131;The driving device 139 includes driving motor 1391, motor cabinet 1392, driving gear 1393 and driven tooth
Wheel 1394, and 1394 quantity of driven gear is two;The driving motor 1391 is fixed on fixed platform 131 by motor cabinet 1392
The center position of upper surface, and drive that motor 1391 is parallel with drive shaft 138 is mounted side by side, the driving use of motor 1391 is adjustable
Trot is into decelerating motor;The driving gear 1393 is positioned at 1391 front end of driving motor, and driving gear 1393 and driving are electric
Be attached between 1391 main shaft of machine by key, driving gear 1393 is symmetrical partial gear, driving gear 1393 with from
Moving gear 1394 is meshed, and driven gear 13944 is fixed at the medium position of drive shaft 138;By driving motor 1391
Rotate the rotation for driving driving gear 1393, and driving gear 1393 is meshed with from wheel gear 1394, driven gear 1394 and
Drive shaft 138 is fixedly and coaxially connected, so as to drive upper connecting rod 137 to be rotated with drive shaft 138 for pivot, and passes through master
Moving gear 1393 realizes the intermittent rotary of driven gear 1394 for symmetrical partial gear, and then moving platform 132
Damping effect on the vertical plane, while being synchronized with the movement for each upper connecting rod 137, mass motion are realized by driving device 139
Property more smooth sequential, and add by limit spring 1310 damping performance of moving platform 132;Parallel institution 13 uses 4-
The redundancy parallel mechanism of RRR, can be achieved three movements for rotating three degree of freedom direction altogether, the redundant parallel of 4-RRR in space
To overdrive mechanism, the power effectively alleviated by using overdrive technique and eliminate conventional parallel mechanism unusual is asked for mechanism
Topic, realizes the dynamic control that parallel institution 13 operates rigidity, the power operating characteristics of system is improved, as electric power Drones for surveillance
When landing is stopped, even if electric power Drones for surveillance's posture is unstable or skewed, parallel institution 13 passes through 137 He of upper connecting rod
The spatial movement of lower link 136, the elimination of displacement difference and supplement when reaching electric power Drones for surveillance landing, so as to play damping
Good result, it is ensured that electric power Drones for surveillance dropping to stop pedestal 3 when stability, jitter is small, reduces drop
Damage of the vibration to electric power Drones for surveillance's fuselage when falling.
As shown in Fig. 2, the damping 14 includes upper mounting post 141, lower mounting post 142 and damping compression spring 143;Institute
The upper mounting post 141 and the T-shaped structure of lower mounting post 142 stated, upper 141 upper end of mounting post and lower 142 lower end of mounting post are divided equally
External screw thread is not provided with, and upper 141 lower end of mounting post and lower 142 upper end of mounting post are respectively provided with lock sleeve, upper mounting post 141
Be attached between upper end and upper fixed seat 12 by the way of thread fitting, lower 142 lower end of mounting post and lower fixed seat 11 it
Between be attached also by the mode of thread fitting, 143 both ends of damping compression spring are separately mounted to 141 lower end of mounting post and lower peace
Fill 142 upper end of column;Damping 14 plays damping device the effect of secondary shock-absorbing so that damping device 1 has dual subtract
The effect of shake, damping performance are greatly improved.
As shown in Figure 3 and Figure 4, the support device 2 includes connecting seat 21, sleeve 22, adjusting screw rod 23, movable plate
24th, Rotational Cylindrical 25, bidirectional tension rod 26, support base 27, photovoltaic battery panel 28 and clamping screw 29;The connecting seat 21 is in crescent moon
Shape structure, sleeve 22 and 23 quantity of adjusting screw rod are two, and 22 bottom of sleeve is right respectively along the central transverse axis of connecting seat 21
Title is fixed on connecting seat 21, and 22 top end of sleeve is provided with and 23 matched internal thread hole of adjusting screw rod, adjusting screw rod 23
One end is installed on inside the internal thread hole of 22 top end of sleeve, and 23 other end of adjusting screw rod is connected with movable plate 24, movable plate
Vertical duction hole is provided with 24 upper end center positions, 25 lower end of Rotational Cylindrical is installed on hanging down at 24 upper end center position of movable plate
In straight crossover port, 25 upper end of Rotational Cylindrical, which is provided with, is horizontally diverted hole, and the middle part of bidirectional tension rod 26 is installed on the water of 25 upper end of Rotational Cylindrical
In flat crossover port, and 26 both ends length of bidirectional tension rod is adjustable, and 27 quantity of support base is two, and support base 27 is fixed on bidirectional tension rod 26
Outboard end, offers square card slot on support base 27, limit hole, photovoltaic electric is offered at equal intervals on 27 front/rear end of support base
Pond plate 28 is assigned into the square card slot of support base 27, and between photovoltaic battery panel 28 and support base 27 using clamping screw 29 into
Row connection;The distance that support device 2 stretches laterally can be changed by adjusting screw rod 23, suitable for the use in different places,
And support device 2 in the horizontal plane with can be rotated in vertical plane, so as to adjusting supporting device 2 in level
Angle in face and in vertical plane, and then the angle that photovoltaic battery panel 28 compares sunlight can be changed, effectively raise light
The power that absorbs solar energy of solar panel 28 is lied prostrate, in addition, can be adjusted between two support bases 27 by bidirectional tension rod 26
Spacing, is easily installed the photovoltaic battery panel 28 of different model size, and applicability is wider, and support device 2 uses the shape of cascaded structure
Formula, can carry out a translation two rotation movement on three degree of freedom direction altogether, angular can at any time be adjusted, improve solar energy
The efficiency of electric energy is changed into, and is applicable to the photovoltaic battery panel 28 of different model size.
As shown in figure 5,3 bottom of stop pedestal is in octagon slab construction, and stop a left side for 3 upper surface of pedestal
Right both sides respectively symmetrically offer semicircle screens groove, can be to dropping to the nothing stopped on pedestal 3 by semicircle screens groove
Man-machine to be fixed into row position, the center position for stopping 3 upper surface of pedestal offers circular hole, and the outside for stopping pedestal 3 is provided with
Surrounding edge, surrounding edge outside are evenly arranged with signal lamp successively, and signal lamp plays the role of at night to position indicating of the present invention.
As shown in figure 5 and figure 7, the charging unit 4 includes battery case 41, lithium battery 42, conduit 43, connecting line 44
With adjustable recharging base 45;The lithium battery 42 is installed in battery case 41, and 43 one end of conduit is fixed on lithium battery 42
Side, 43 other end of conduit use rubber hose, connecting line 44 through the circular hole for stopping 3 center position of pedestal, conduit 43
It is two with adjustable 45 quantity of recharging base, adjustable recharging base 45 is respectively symmetrically installed on 43 front and rear sides of conduit, connection
44 lower end of line is connected with lithium battery 42, and 44 upper end of connecting line is connected with adjustable recharging base 45.
As shown in figure 5 and figure 7, the adjustable recharging base 45 is pushed away including bottom plate 451, lock-screw 452, longitudinal electric
Bar 453, lifter plate 454, vertical guide rail 455, sliding block 456, transverse electric push rod 457 and charging contact 458, longitudinal electric pushes away
Bar 453, sliding block 456, the quantity of transverse electric push rod 457 and charging contact 458 are two;The bottom plate 451 passes through lock
Tight screw 452, which is fixed on, to be stopped on pedestal 3, and longitudinal electric push rod 453 is arranged symmetrically along the longitudinal center axis of bottom plate 451 respectively
In the left and right sides of lock-screw 452, and 453 bottom of longitudinal electric push rod is connected with bottom plate 451,453 top of longitudinal electric push rod
It is connected with lifter plate 454, vertical guide rail 455 is fixed on 454 upper surface of lifter plate, and sliding block 456 is installed on vertical guide rail 455
Front, 457 one end of transverse electric push rod are connected with sliding block 456,457 other end of transverse electric push rod and charging contact 458
It is connected;Height can be adjusted adjustable recharging base 45 on the vertical plane, and lateral position and lengthwise position are equal in the horizontal plane
It can adjust, can be adapted for the charging of different type of machines unmanned plane, when charging aligns convenient and efficient, and uses more charging contacts
Charging, charge efficiency are high.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in above embodiments and description simply illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these change and change
Into all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
Define.